hwdb: add entry for Acer Switch One 10 (SW1-011) (#39716)

Add the correct rotation for Acer Switch One 10 (SW1-011)

catalog/systemd.catalog.in

@@ -938,11 +938,12 @@ Defined-By: systemd
 Support: %SUPPORT_URL%
 Documentation: man:systemd(1)
 
-A unit transaction was initiated that contains an ordering cycle, i.e. some
-unit that was requested to be started (either directly, or indirectly due to a
-requirement dependency such as Wants= or Requires=) is ordered before some
-other unit (via After=/Before=), but that latter unit is also ordered before
-the former by some dependency (either directly or indirectly).
+A unit transaction (with ID @TRANSACTION_ID@) was initiated that contains
+an ordering cycle, i.e. some unit that was requested to be started
+(either directly, or indirectly due to a requirement dependency such as
+Wants= or Requires=) is ordered before some other unit (via After=/Before=),
+but that latter unit is also ordered before the former by some dependency
+(either directly or indirectly).
 
 Ordering cycles consist of at least two units, but might involve many
 more. They generally indicate a bug in the unit definitions, as a unit

hwdb.d/60-sensor.hwdb

@@ -103,6 +103,9 @@ sensor:modalias:acpi:SMO8500:*:dmi:*Acer*:pnOneS1002:*
 sensor:modalias:acpi:KIOX0009*:dmi:*:svnAcer:pnOneS1003:*
  ACCEL_MOUNT_MATRIX=1, 0, 0; 0, -1, 0; 0, 0, 1
 
+sensor:modalias:acpi:KIOX000A*:dmi:*:svnAcer:pnSwitchOneSW1-011:*
+ ACCEL_MOUNT_MATRIX=0, 1, 0; 1, 0, 0; 0, 0, 1
+
 sensor:modalias:acpi:BOSC0200*:dmi:*:svnAcer*:pnSwitchSW312-31:*
  ACCEL_MOUNT_MATRIX=0, -1, 0; -1, 0, 0; 0, 0, 1
 

man/org.freedesktop.systemd1.xml

@@ -413,6 +413,8 @@ node /org/freedesktop/systemd1 {
       @org.freedesktop.DBus.Property.EmitsChangedSignal("false")
       readonly u NFailedJobs = ...;
       @org.freedesktop.DBus.Property.EmitsChangedSignal("false")
+      readonly at TransactionsWithOrderingCycle = [...];
+      @org.freedesktop.DBus.Property.EmitsChangedSignal("false")
       readonly d Progress = ...;
       @org.freedesktop.DBus.Property.EmitsChangedSignal("false")
       readonly as Environment = ['...', ...];
@@ -1103,6 +1105,8 @@ node /org/freedesktop/systemd1 {
 
     <variablelist class="dbus-property" generated="True" extra-ref="NFailedJobs"/>
 
+    <variablelist class="dbus-property" generated="True" extra-ref="TransactionsWithOrderingCycle"/>
+
     <variablelist class="dbus-property" generated="True" extra-ref="Progress"/>
 
     <variablelist class="dbus-property" generated="True" extra-ref="Environment"/>
@@ -1809,6 +1813,9 @@ node /org/freedesktop/systemd1 {
 
       <para><varname>NFailedJobs</varname> encodes how many jobs have ever failed in total.</para>
 
+      <para><varname>TransactionsWithOrderingCycle</varname> encodes IDs of transactions that encountered
+      ordering cycle.</para>
+
       <para><varname>Progress</varname> encodes boot progress as a floating point value between 0.0 and
       1.0. This value begins at 0.0 at early-boot and ends at 1.0 when boot is finished and is based on the
       number of executed and queued jobs. After startup, this field is always 1.0 indicating a finished
@@ -12465,6 +12472,7 @@ $ gdbus introspect --system --dest org.freedesktop.systemd1 \
       <para><varname>DefaultRestrictSUIDSGID</varname>,
       <function>RemoveSubgroupFromUnit()</function>, and
       <function>KillUnitSubgroup()</function> were added in version 258.</para>
+      <para><varname>TransactionsWithOrderingCycle</varname> was added in version 259.</para>
     </refsect2>
     <refsect2>
       <title>Unit Objects</title>

man/systemctl.xml

@@ -225,8 +225,8 @@ Sun 2017-02-26 20:57:49 EST  2h 3min left  Sun 2017-02-26 11:56:36 EST  6h ago
 
           <listitem>
             <para>Check whether any of the specified units is in the "failed" state. If no unit is specified,
-            check whether there are any failed units, which corresponds to the <literal>degraded</literal> state
-            returned by <command>is-system-running</command>. Returns an exit code <constant>0</constant>
+            check whether there are any failed units or ordering cycles, which corresponds to the <literal>degraded</literal>
+            state returned by <command>is-system-running</command>. Returns an exit code <constant>0</constant>
             if at least one has failed, non-zero otherwise. Unless <option>--quiet</option> is specified, this
             will also print the current unit or system state to standard output.</para>
 

man/systemd-stdio-bridge.xml

@@ -69,6 +69,15 @@
           <xi:include href="version-info.xml" xpointer="v251"/></listitem>
       </varlistentry>
 
+      <varlistentry>
+        <term><option>-q</option></term>
+        <term><option>--quiet</option></term>
+
+        <listitem><para>Suppresses error logging on failure.</para>
+
+        <xi:include href="version-info.xml" xpointer="v259"/></listitem>
+      </varlistentry>
+
       <xi:include href="standard-options.xml" xpointer="help" />
       <xi:include href="standard-options.xml" xpointer="version" />
     </variablelist>

src/basic/build-path.c

@@ -34,11 +34,11 @@ static int get_runpath_from_dynamic(const ElfW(Dyn) *d, ElfW(Addr) bias, const c
                         break;
 
                 case DT_STRTAB:
-                        /* On MIPS and RISC-V DT_STRTAB records an offset, not a valid address, so it has to be adjusted
-                         * using the bias calculated earlier. */
+                        /* On MIPS, RISC-V, or with musl, DT_STRTAB records an offset, not a valid address,
+                         * so it has to be adjusted using the bias calculated earlier. */
                         if (d->d_un.d_val != 0)
                                 strtab = (const char *) ((uintptr_t) d->d_un.d_val
-#if defined(__mips__) || defined(__riscv)
+#if defined(__mips__) || defined(__riscv) || !defined(__GLIBC__)
                                          + bias
 #endif
                                 );

src/basic/efivars.c

@@ -14,6 +14,7 @@
 #include "io-util.h"
 #include "log.h"
 #include "memory-util.h"
+#include "stat-util.h"
 #include "string-util.h"
 #include "time-util.h"
 #include "utf8.h"
@@ -32,6 +33,7 @@ int efi_get_variable(
                 void **ret_value,
                 size_t *ret_size) {
 
+        int r;
         usec_t begin = 0; /* Unnecessary initialization to appease gcc */
 
         assert(variable);
@@ -66,13 +68,16 @@ int efi_get_variable(
 
                 if (fstat(fd, &st) < 0)
                         return log_debug_errno(errno, "fstat(\"%s\") failed: %m", p);
-                if (st.st_size == 0)
-                        return log_debug_errno(SYNTHETIC_ERRNO(ENOENT),
-                                               "EFI variable %s is uncommitted", p);
-                if (st.st_size < 4)
-                        return log_debug_errno(SYNTHETIC_ERRNO(ENODATA), "EFI variable %s is shorter than 4 bytes, refusing.", p);
-                if (st.st_size > 4*1024*1024 + 4)
-                        return log_debug_errno(SYNTHETIC_ERRNO(E2BIG), "EFI variable %s is ridiculously large, refusing.", p);
+                r = stat_verify_regular(&st);
+                if (r < 0)
+                        return log_debug_errno(r, "EFI variable '%s' is not a regular file, refusing: %m", p);
+
+                if (st.st_size == 0) /* for uncommited variables, see below */
+                        return log_debug_errno(SYNTHETIC_ERRNO(ENOENT), "EFI variable '%s' is uncommitted", p);
+                if ((uint64_t) st.st_size < sizeof(attr))
+                        return log_debug_errno(SYNTHETIC_ERRNO(ENODATA), "EFI variable '%s' is shorter than %zu bytes, refusing.", p, sizeof(attr));
+                if ((uint64_t) st.st_size > sizeof(attr) + 4 * U64_MB)
+                        return log_debug_errno(SYNTHETIC_ERRNO(E2BIG), "EFI variable '%s' is ridiculously large, refusing.", p);
 
                 if (!ret_attribute && !ret_value) {
                         /* No need to read anything, return the reported size. */
@@ -81,31 +86,37 @@ int efi_get_variable(
                 }
 
                 /* We want +1 for the read call, and +3 for the additional terminating bytes added below. */
-                char *t = realloc(buf, (size_t) st.st_size + MAX(1, 3));
-                if (!t)
+                free(buf);
+                buf = malloc((size_t) st.st_size - sizeof(attr) + CONST_MAX(1, 3));
+                if (!buf)
                         return -ENOMEM;
-                buf = t;
 
-                const struct iovec iov[] = {
+                struct iovec iov[] = {
                         { &attr, sizeof(attr)                           },
-                        { buf, (size_t) st.st_size + 1 },
+                        { buf,   (size_t) st.st_size - sizeof(attr) + 1 },
                 };
 
                 n = readv(fd, iov, 2);
-                assert(n <= st.st_size + 1);
-                if (n == st.st_size + 1)
-                        /* We need to try again with a bigger buffer. */
-                        continue;
-                if (n >= 0)
-                        break;
-
-                log_debug_errno(errno, "Reading from \"%s\" failed: %m", p);
+                if (n < 0) {
                         if (errno != EINTR)
-                        return -errno;
+                                return log_debug_errno(errno, "Reading from '%s' failed: %m", p);
+
+                        log_debug("Reading from '%s' failed with EINTR, retrying.", p);
+                } else if ((size_t) n == sizeof(attr) + st.st_size + 1)
+                        /* We need to try again with a bigger buffer, the variable was apparently changed concurrently? */
+                        log_debug("EFI variable '%s' larger than expected, retrying.", p);
+                else {
+                        assert((size_t) n < sizeof(attr) + st.st_size + 1);
+                        break;
+                }
+
                 if (try >= EFI_N_RETRIES_TOTAL)
-                        return -EBUSY;
+                        return log_debug_errno(SYNTHETIC_ERRNO(EBUSY), "Reading EFI variable '%s' failed even after %u tries, giving up.", p, try);
                 if (try >= EFI_N_RETRIES_NO_DELAY)
                         (void) usleep_safe(EFI_RETRY_DELAY);
+
+                /* Start from the beginning */
+                (void) lseek(fd, 0, SEEK_SET);
         }
 
         /* Unfortunately kernel reports EOF if there's an inconsistency between efivarfs var list and
@@ -122,19 +133,21 @@ int efi_get_variable(
         if (n == 0)
                 return log_debug_errno(SYNTHETIC_ERRNO(ENOENT),
                                        "EFI variable %s is uncommitted", p);
-        if (n < 4)
+        if ((size_t) n < sizeof(attr))
                 return log_debug_errno(SYNTHETIC_ERRNO(EIO),
-                                       "Read %zi bytes from EFI variable %s, expected >= 4", n, p);
+                                       "Read %zi bytes from EFI variable %s, expected >= %zu", n, p, sizeof(attr));
+        size_t value_size = n - sizeof(attr);
 
         if (ret_attribute)
                 *ret_attribute = attr;
+
         if (ret_value) {
                 assert(buf);
                 /* Always NUL-terminate (3 bytes, to properly protect UTF-16, even if truncated in
                  * the middle of a character) */
-                buf[n - 4] = 0;
-                buf[n - 4 + 1] = 0;
-                buf[n - 4 + 2] = 0;
+                buf[value_size] = 0;
+                buf[value_size + 1] = 0;
+                buf[value_size + 2] = 0;
                 *ret_value = TAKE_PTR(buf);
         }
 
@@ -149,7 +162,7 @@ int efi_get_variable(
          * with a smaller value. */
 
         if (ret_size)
-                *ret_size = n - 4;
+                *ret_size = value_size;
 
         return 0;
 }

src/basic/format-util.h

@@ -39,6 +39,7 @@ assert_cc(sizeof(gid_t) == sizeof(uint32_t));
 #  error Unknown timex member size
 #endif
 
+#ifdef __GLIBC__
 #  if SIZEOF_RLIM_T == 8
 #    define RLIM_FMT "%" PRIu64
 #  elif SIZEOF_RLIM_T == 4
@@ -46,6 +47,11 @@ assert_cc(sizeof(gid_t) == sizeof(uint32_t));
 #  else
 #    error Unknown rlim_t size
 #  endif
+#else
+/* Assume musl, and it unconditionally uses unsigned long long. */
+assert_cc(SIZEOF_RLIM_T == 8);
+#  define RLIM_FMT "%llu"
+#endif
 
 #if SIZEOF_DEV_T == 8
 #  define DEV_FMT "%" PRIu64

src/basic/hostname-util.c

@@ -94,8 +94,8 @@ bool hostname_is_valid(const char *s, ValidHostnameFlags flags) {
         if (hyphen)
                 return false;
 
-        if (p-s > HOST_NAME_MAX) /* Note that HOST_NAME_MAX is 64 on Linux, but DNS allows domain names up to
-                                  * 255 characters */
+        /* Note that host name max is 64 on Linux, but DNS allows domain names up to 255 characters. */
+        if (p - s > (ssize_t) LINUX_HOST_NAME_MAX)
                 return false;
 
         return true;
@@ -107,7 +107,7 @@ char* hostname_cleanup(char *s) {
 
         assert(s);
 
-        for (p = s, d = s, dot = hyphen = true; *p && d - s < HOST_NAME_MAX; p++)
+        for (p = s, d = s, dot = hyphen = true; *p && d - s < (ssize_t) LINUX_HOST_NAME_MAX; p++)
                 if (*p == '.') {
                         if (dot || hyphen)
                                 continue;

src/basic/hostname-util.h

@@ -4,6 +4,9 @@
 #include "basic-forward.h"
 #include "strv.h"
 
+/* HOST_NAME_MAX should be 64 on linux, but musl uses the one by POSIX (255). */
+#define LINUX_HOST_NAME_MAX CONST_MIN((size_t) HOST_NAME_MAX, (size_t) 64)
+
 char* get_default_hostname_raw(void);
 
 bool valid_ldh_char(char c) _const_;

src/boot/test-efi-string.c

@@ -410,12 +410,26 @@ TEST(startswith8) {
         ASSERT_NULL(startswith8(NULL, ""));
 }
 
-#define TEST_FNMATCH_ONE(pattern, haystack, expect)                                     \
+#define TEST_FNMATCH_ONE_FULL(pattern, haystack, expect, skip_libc)     \
         ({                                                              \
+                if (!skip_libc)                                         \
                         ASSERT_EQ(fnmatch(pattern, haystack, 0), expect ? 0 : FNM_NOMATCH); \
                 ASSERT_EQ(efi_fnmatch(u##pattern, u##haystack), expect); \
         })
 
+#define TEST_FNMATCH_ONE(pattern, haystack, expect)             \
+        TEST_FNMATCH_ONE_FULL(pattern, haystack, expect, false)
+
+#ifdef __GLIBC__
+#define TEST_FNMATCH_ONE_MAY_SKIP_LIBC(pattern, haystack, expect)   \
+        TEST_FNMATCH_ONE_FULL(pattern, haystack, expect, false)
+#else
+/* It seems musl is too strict in handling "[]" (or has a bug?). Anyway, let's skip some test cases when
+ * built with musl. The behavior of efi_fnmatch() does not need to match musl's fnmatch(). */
+#define TEST_FNMATCH_ONE_MAY_SKIP_LIBC(pattern, haystack, expect)   \
+        TEST_FNMATCH_ONE_FULL(pattern, haystack, expect, true)
+#endif
+
 TEST(efi_fnmatch) {
         TEST_FNMATCH_ONE("", "", true);
         TEST_FNMATCH_ONE("abc", "abc", true);
@@ -447,18 +461,18 @@ TEST(efi_fnmatch) {
         TEST_FNMATCH_ONE("[abc", "a", false);
         TEST_FNMATCH_ONE("[][!] [][!] [][!]", "[ ] !", true);
         TEST_FNMATCH_ONE("[]-] []-]", "] -", true);
-        TEST_FNMATCH_ONE("[1\\]] [1\\]]", "1 ]", true);
+        TEST_FNMATCH_ONE_MAY_SKIP_LIBC("[1\\]] [1\\]]", "1 ]", true);
         TEST_FNMATCH_ONE("[$-\\+]", "&", true);
         TEST_FNMATCH_ONE("[1-3A-C] [1-3A-C]", "2 B", true);
         TEST_FNMATCH_ONE("[3-5] [3-5] [3-5]", "3 4 5", true);
         TEST_FNMATCH_ONE("[f-h] [f-h] [f-h]", "f g h", true);
-        TEST_FNMATCH_ONE("[a-c-f] [a-c-f] [a-c-f] [a-c-f] [a-c-f]", "a b c - f", true);
-        TEST_FNMATCH_ONE("[a-c-f]", "e", false);
+        TEST_FNMATCH_ONE_MAY_SKIP_LIBC("[a-c-f] [a-c-f] [a-c-f] [a-c-f] [a-c-f]", "a b c - f", true);
+        TEST_FNMATCH_ONE_MAY_SKIP_LIBC("[a-c-f]", "e", false);
         TEST_FNMATCH_ONE("[--0] [--0] [--0]", "- . 0", true);
         TEST_FNMATCH_ONE("[+--] [+--] [+--]", "+ , -", true);
         TEST_FNMATCH_ONE("[f-l]", "m", false);
         TEST_FNMATCH_ONE("[b]", "z-a", false);
-        TEST_FNMATCH_ONE("[a\\-z]", "b", false);
+        TEST_FNMATCH_ONE_MAY_SKIP_LIBC("[a\\-z]", "b", false);
         TEST_FNMATCH_ONE("?a*b[.-0]c", "/a/b/c", true);
         TEST_FNMATCH_ONE("debian-*-*-*.*", "debian-jessie-2018-06-17-kernel-image-5.10.0-16-amd64.efi", true);
 
@@ -674,8 +688,14 @@ TEST(xvasprintf_status) {
         test_printf_one("string");
         test_printf_one("%%-%%%%");
 
+#ifdef __GLIBC__
         test_printf_one("%p %p %32p %*p %*p", NULL, (void *) 0xF, &errno, 0, &saved_argc, 20, &saved_argv);
         test_printf_one("%-10p %-32p %-*p %-*p", NULL, &errno, 0, &saved_argc, 20, &saved_argv);
+#else
+        /* musl prints NULL as 0, while glibc and our implementation print it as (nil). */
+        test_printf_one("%p %32p %*p %*p", (void *) 0xF, &errno, 0, &saved_argc, 20, &saved_argv);
+        test_printf_one("%-32p %-*p %-*p", &errno, 0, &saved_argc, 20, &saved_argv);
+#endif
 
         test_printf_one("%c %3c %*c %*c %-8c", '1', '!', 0, 'a', 9, '_', '>');
 

src/core/dbus-manager.c

@@ -455,6 +455,35 @@ static int property_get_oom_score_adjust(
         return sd_bus_message_append(reply, "i", n);
 }
 
+static int property_get_transactions_with_cycle(
+                sd_bus *bus,
+                const char *path,
+                const char *interface,
+                const char *property,
+                sd_bus_message *reply,
+                void *userdata,
+                sd_bus_error *error) {
+
+        Manager *m = ASSERT_PTR(userdata);
+        int r;
+
+        assert(bus);
+        assert(reply);
+
+        r = sd_bus_message_open_container(reply, 'a', "t");
+        if (r < 0)
+                return r;
+
+        uint64_t *id;
+        SET_FOREACH(id, m->transactions_with_cycle) {
+                r = sd_bus_message_append_basic(reply, 't', id);
+                if (r < 0)
+                        return r;
+        }
+
+        return sd_bus_message_close_container(reply);
+}
+
 static int bus_get_unit_by_name(Manager *m, sd_bus_message *message, const char *name, Unit **ret_unit, sd_bus_error *error) {
         Unit *u;
         int r;
@@ -2870,6 +2899,7 @@ const sd_bus_vtable bus_manager_vtable[] = {
         SD_BUS_PROPERTY("NJobs", "u", property_get_hashmap_size, offsetof(Manager, jobs), 0),
         SD_BUS_PROPERTY("NInstalledJobs", "u", bus_property_get_unsigned, offsetof(Manager, n_installed_jobs), 0),
         SD_BUS_PROPERTY("NFailedJobs", "u", bus_property_get_unsigned, offsetof(Manager, n_failed_jobs), 0),
+        SD_BUS_PROPERTY("TransactionsWithOrderingCycle", "at", property_get_transactions_with_cycle, 0, 0),
         SD_BUS_PROPERTY("Progress", "d", property_get_progress, 0, 0),
         SD_BUS_PROPERTY("Environment", "as", property_get_environment, 0, 0),
         SD_BUS_PROPERTY("ConfirmSpawn", "b", bus_property_get_bool, offsetof(Manager, confirm_spawn), SD_BUS_VTABLE_PROPERTY_CONST),

src/core/load-fragment.c

@@ -6633,7 +6633,7 @@ int config_parse_protect_hostname(
 
         const char *colon = strchr(rvalue, ':');
         if (colon) {
-                r = unit_full_printf_full(u, colon + 1, HOST_NAME_MAX, &h);
+                r = unit_full_printf_full(u, colon + 1, LINUX_HOST_NAME_MAX, &h);
                 if (r < 0) {
                         log_syntax(unit, LOG_WARNING, filename, line, r,
                                    "Failed to resolve unit specifiers in '%s', ignoring: %m", colon + 1);

src/core/manager-serialize.c

@@ -92,6 +92,8 @@ int manager_serialize(
 
         _cleanup_(manager_reloading_stopp) _unused_ Manager *reloading = manager_reloading_start(m);
 
+        (void) serialize_item_format(f, "last-transaction-id", "%" PRIu64, m->last_transaction_id);
+
         (void) serialize_item_format(f, "current-job-id", "%" PRIu32, m->current_job_id);
         (void) serialize_item_format(f, "n-installed-jobs", "%u", m->n_installed_jobs);
         (void) serialize_item_format(f, "n-failed-jobs", "%u", m->n_failed_jobs);
@@ -283,7 +285,7 @@ static void manager_deserialize_gid_refs_one(Manager *m, const char *value) {
 
 int manager_deserialize(Manager *m, FILE *f, FDSet *fds) {
         bool deserialize_varlink_sockets = false;
-        int r = 0;
+        int r;
 
         assert(m);
         assert(f);
@@ -325,7 +327,15 @@ int manager_deserialize(Manager *m, FILE *f, FDSet *fds) {
                 if (r == 0) /* eof or end marker */
                         break;
 
-                if ((val = startswith(l, "current-job-id="))) {
+                if ((val = startswith(l, "last-transaction-id="))) {
+                        uint64_t id;
+
+                        if (safe_atou64(val, &id) < 0)
+                                log_notice("Failed to parse last transaction id value '%s', ignoring.", val);
+                        else
+                                m->last_transaction_id = MAX(m->last_transaction_id, id);
+
+                } else if ((val = startswith(l, "current-job-id="))) {
                         uint32_t id;
 
                         if (safe_atou32(val, &id) < 0)
@@ -350,22 +360,18 @@ int manager_deserialize(Manager *m, FILE *f, FDSet *fds) {
                                 m->n_failed_jobs += n;
 
                 } else if ((val = startswith(l, "taint-logged="))) {
-                        int b;
-
-                        b = parse_boolean(val);
-                        if (b < 0)
+                        r = parse_boolean(val);
+                        if (r < 0)
                                 log_notice("Failed to parse taint-logged flag '%s', ignoring.", val);
                         else
-                                m->taint_logged = m->taint_logged || b;
+                                m->taint_logged = m->taint_logged || r;
 
                 } else if ((val = startswith(l, "service-watchdogs="))) {
-                        int b;
-
-                        b = parse_boolean(val);
-                        if (b < 0)
+                        r = parse_boolean(val);
+                        if (r < 0)
                                 log_notice("Failed to parse service-watchdogs flag '%s', ignoring.", val);
                         else
-                                m->service_watchdogs = b;
+                                m->service_watchdogs = r;
 
                 } else if ((val = startswith(l, "show-status-overridden="))) {
                         ShowStatus s;

src/core/manager.c

@@ -526,8 +526,9 @@ static int manager_setup_signals(Manager *m) {
 
         assert_se(sigaction(SIGCHLD, &sa, NULL) == 0);
 
-        /* We make liberal use of realtime signals here. On Linux/glibc we have 30 of them, between
-         * SIGRTMIN+0 ... SIGRTMIN+30 (aka SIGRTMAX). */
+        /* We make liberal use of realtime signals here. On Linux we have 29 of them, between
+         * SIGRTMIN+0 ... SIGRTMIN+29. The glibc has one more (SIGRTMAX is SIGRTMIN+30),
+         * but musl does not (SIGRTMAX is SIGRTMIN+29). */
 
         assert_se(sigemptyset(&mask) == 0);
         sigset_add_many(&mask,
@@ -572,7 +573,7 @@ static int manager_setup_signals(Manager *m) {
                         SIGRTMIN+28, /* systemd: set log target to kmsg */
                         SIGRTMIN+29, /* systemd: set log target to syslog-or-kmsg (obsolete) */
 
-                        /* ... one free signal here SIGRTMIN+30 ... */
+                        /* ... one free signal here SIGRTMIN+30 (glibc only) ... */
                         -1);
         assert_se(sigprocmask(SIG_SETMASK, &mask, NULL) == 0);
 
@@ -1659,6 +1660,8 @@ static void manager_clear_jobs_and_units(Manager *m) {
         m->n_running_jobs = 0;
         m->n_installed_jobs = 0;
         m->n_failed_jobs = 0;
+
+        m->transactions_with_cycle = set_free(m->transactions_with_cycle);
 }
 
 Manager* manager_free(Manager *m) {
@@ -2153,14 +2156,16 @@ int manager_add_job_full(
         if (mode == JOB_RESTART_DEPENDENCIES && type != JOB_START)
                 return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "--job-mode=restart-dependencies is only valid for start.");
 
+        tr = transaction_new(mode == JOB_REPLACE_IRREVERSIBLY, ++m->last_transaction_id);
+        if (!tr)
+                return -ENOMEM;
+
+        LOG_CONTEXT_PUSHF("TRANSACTION_ID=%" PRIu64, tr->id);
+
         log_unit_debug(unit, "Trying to enqueue job %s/%s/%s", unit->id, job_type_to_string(type), job_mode_to_string(mode));
 
         type = job_type_collapse(type, unit);
 
-        tr = transaction_new(mode == JOB_REPLACE_IRREVERSIBLY);
-        if (!tr)
-                return -ENOMEM;
-
         r = transaction_add_job_and_dependencies(
                         tr,
                         type,
@@ -2247,18 +2252,20 @@ int manager_add_job_by_name_and_warn(Manager *m, JobType type, const char *name,
 }
 
 int manager_propagate_reload(Manager *m, Unit *unit, JobMode mode, sd_bus_error *e) {
-        int r;
         _cleanup_(transaction_abort_and_freep) Transaction *tr = NULL;
+        int r;
 
         assert(m);
         assert(unit);
         assert(mode < _JOB_MODE_MAX);
         assert(mode != JOB_ISOLATE); /* Isolate is only valid for start */
 
-        tr = transaction_new(mode == JOB_REPLACE_IRREVERSIBLY);
+        tr = transaction_new(mode == JOB_REPLACE_IRREVERSIBLY, ++m->last_transaction_id);
         if (!tr)
                 return -ENOMEM;
 
+        LOG_CONTEXT_PUSHF("TRANSACTION_ID=%" PRIu64, tr->id);
+
         /* We need an anchor job */
         r = transaction_add_job_and_dependencies(tr, JOB_NOP, unit, NULL, TRANSACTION_IGNORE_REQUIREMENTS|TRANSACTION_IGNORE_ORDER, e);
         if (r < 0)
@@ -3669,6 +3676,8 @@ void manager_reset_failed(Manager *m) {
 
         HASHMAP_FOREACH(u, m->units)
                 unit_reset_failed(u);
+
+        m->transactions_with_cycle = set_free(m->transactions_with_cycle);
 }
 
 bool manager_unit_inactive_or_pending(Manager *m, const char *name) {
@@ -4617,8 +4626,8 @@ ManagerState manager_state(Manager *m) {
                         return MANAGER_MAINTENANCE;
         }
 
-        /* Are there any failed units? If so, we are in degraded mode */
-        if (!set_isempty(m->failed_units))
+        /* Are there any failed units or ordering cycles? If so, we are in degraded mode */
+        if (!set_isempty(m->failed_units) || !set_isempty(m->transactions_with_cycle))
                 return MANAGER_DEGRADED;
 
         return MANAGER_RUNNING;

src/core/manager.h

@@ -236,6 +236,11 @@ typedef struct Manager {
         /* A set which contains all currently failed units */
         Set *failed_units;
 
+        uint64_t last_transaction_id;
+
+        /* IDs of transactions that once encountered ordering cycle */
+        Set *transactions_with_cycle;
+
         sd_event_source *run_queue_event_source;
 
         char *notify_socket;

src/core/transaction.c

@@ -8,6 +8,7 @@
 #include "bus-common-errors.h"
 #include "bus-error.h"
 #include "dbus-unit.h"
+#include "hash-funcs.h"
 #include "manager.h"
 #include "set.h"
 #include "slice.h"
@@ -15,6 +16,8 @@
 #include "strv.h"
 #include "transaction.h"
 
+#define CYCLIC_TRANSACTIONS_MAX 4096U
+
 static bool job_matters_to_anchor(Job *job);
 static void transaction_unlink_job(Transaction *tr, Job *j, bool delete_dependencies);
 
@@ -399,6 +402,16 @@ static int transaction_verify_order_one(Transaction *tr, Job *j, Job *from, unsi
                                    LOG_MESSAGE_ID(SD_MESSAGE_UNIT_ORDERING_CYCLE_STR),
                                    LOG_ITEM("%s", strempty(unit_ids)));
 
+                if (set_size(j->manager->transactions_with_cycle) >= CYCLIC_TRANSACTIONS_MAX)
+                        log_warning("Too many transactions with ordering cycle, suppressing record.");
+                else {
+                        uint64_t *id_buf = newdup(uint64_t, &tr->id, 1);
+                        if (!id_buf)
+                                log_oom_warning();
+                        else
+                                (void) set_ensure_consume(&j->manager->transactions_with_cycle, &uint64_hash_ops_value_free, id_buf);
+                }
+
                 if (delete) {
                         const char *status;
                         /* logging for j not k here to provide a consistent narrative */
@@ -1235,20 +1248,24 @@ int transaction_add_triggering_jobs(Transaction *tr, Unit *u) {
         return 0;
 }
 
-Transaction* transaction_new(bool irreversible) {
-        Transaction *tr;
+Transaction* transaction_new(bool irreversible, uint64_t id) {
+        _cleanup_free_ Transaction *tr = NULL;
 
-        tr = new0(Transaction, 1);
+        assert(id != 0);
+
+        tr = new(Transaction, 1);
         if (!tr)
                 return NULL;
 
-        tr->jobs = hashmap_new(NULL);
+        *tr = (Transaction) {
+                .jobs = hashmap_new(NULL),
+                .irreversible = irreversible,
+                .id = id,
+        };
         if (!tr->jobs)
-                return mfree(tr);
+                return NULL;
 
-        tr->irreversible = irreversible;
-
-        return tr;
+        return TAKE_PTR(tr);
 }
 
 Transaction* transaction_free(Transaction *tr) {

src/core/transaction.h

@@ -8,9 +8,11 @@ typedef struct Transaction {
         Hashmap *jobs;        /* Unit object => Job object list 1:1 */
         Job *anchor_job;      /* The job the user asked for */
         bool irreversible;
+
+        uint64_t id;
 } Transaction;
 
-Transaction* transaction_new(bool irreversible);
+Transaction* transaction_new(bool irreversible, uint64_t id);
 Transaction* transaction_free(Transaction *tr);
 Transaction* transaction_abort_and_free(Transaction *tr);
 DEFINE_TRIVIAL_CLEANUP_FUNC(Transaction*, transaction_abort_and_free);

src/core/varlink-manager.c

@@ -112,6 +112,24 @@ static int manager_context_build_json(sd_json_variant **ret, const char *name, v
                         JSON_BUILD_PAIR_STRING_NON_EMPTY("ControlGroup", m->cgroup_root));
 }
 
+static int transactions_with_cycle_build_json(sd_json_variant **ret, const char *name, void *userdata) {
+        _cleanup_(sd_json_variant_unrefp) sd_json_variant *v = NULL;
+        const Set *ids = userdata;
+        int r;
+
+        assert(ret);
+
+        uint64_t *id;
+        SET_FOREACH(id, ids) {
+                r = sd_json_variant_append_arrayb(&v, SD_JSON_BUILD_UNSIGNED(*id));
+                if (r < 0)
+                        return r;
+        }
+
+        *ret = TAKE_PTR(v);
+        return 0;
+}
+
 static int manager_runtime_build_json(sd_json_variant **ret, const char *name, void *userdata) {
         Manager *m = ASSERT_PTR(userdata);
         dual_timestamp watchdog_last_ping;
@@ -154,6 +172,7 @@ static int manager_runtime_build_json(sd_json_variant **ret, const char *name, v
                 SD_JSON_BUILD_PAIR_UNSIGNED("NJobs", hashmap_size(m->jobs)),
                 SD_JSON_BUILD_PAIR_UNSIGNED("NInstalledJobs", m->n_installed_jobs),
                 SD_JSON_BUILD_PAIR_UNSIGNED("NFailedJobs", m->n_failed_jobs),
+                JSON_BUILD_PAIR_CALLBACK_NON_NULL("TransactionsWithOrderingCycle", transactions_with_cycle_build_json, m->transactions_with_cycle),
                 SD_JSON_BUILD_PAIR_REAL("Progress", manager_get_progress(m)),
                 JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("WatchdogLastPingTimestamp", watchdog_get_last_ping_as_dual_timestamp(&watchdog_last_ping)),
                 SD_JSON_BUILD_PAIR_STRING("SystemState", manager_state_to_string(manager_state(m))),

src/gpt-auto-generator/gpt-auto-generator.c

@@ -127,7 +127,7 @@ static int add_cryptsetup(
                  * assignment, under the assumption that people who are fine to use sd-stub with its PCR
                  * assignments are also OK with our PCR 15 use here. */
                 if (r > 0)
-                        if (!strextend_with_separator(&options, ",", "tpm2-measure-pcr=yes,tpm2-measure-slot-nvpcr=cryptsetup"))
+                        if (!strextend_with_separator(&options, ",", "tpm2-measure-pcr=yes,tpm2-measure-keyslot-nvpcr=cryptsetup"))
                                 return log_oom();
                 if (r == 0)
                         log_debug("Will not measure volume key of volume '%s', not booted via systemd-stub with measurements enabled.", id);

src/home/homed-home.c

@@ -570,7 +570,7 @@ static int home_parse_worker_stdout(int _fd, UserRecord **ret) {
                 return 0;
         }
 
-        if (lseek(fd, SEEK_SET, 0) < 0)
+        if (lseek(fd, 0, SEEK_SET) < 0)
                 return log_error_errno(errno, "Failed to seek to beginning of memfd: %m");
 
         f = take_fdopen(&fd, "r");

src/import/pull-raw.c

@@ -365,7 +365,7 @@ static int raw_pull_make_local_copy(RawPull *i) {
                 assert(i->raw_job->disk_fd >= 0);
                 assert(i->offset == UINT64_MAX);
 
-                if (lseek(i->raw_job->disk_fd, SEEK_SET, 0) < 0)
+                if (lseek(i->raw_job->disk_fd, 0, SEEK_SET) < 0)
                         return log_error_errno(errno, "Failed to seek to beginning of vendor image: %m");
         }
 

src/libsystemd-network/sd-lldp-tx.c

@@ -186,12 +186,8 @@ int sd_lldp_tx_set_hostname(sd_lldp_tx *lldp_tx, const char *hostname) {
         assert_return(lldp_tx, -EINVAL);
 
         /* An empty string unset the previously set hostname. */
-        if (!isempty(hostname)) {
-                assert_cc(HOST_NAME_MAX < 512);
-
-                if (!hostname_is_valid(hostname, 0))
+        if (!isempty(hostname) && !hostname_is_valid(hostname, /* flags= */ 0))
                 return -EINVAL;
-        }
 
         return free_and_strdup(&lldp_tx->hostname, empty_to_null(hostname));
 }

src/libsystemd/sd-bus/sd-bus.c

@@ -1623,14 +1623,20 @@ int bus_set_address_machine(sd_bus *b, RuntimeScope runtime_scope, const char *m
                 if (!a)
                         return -ENOMEM;
 
+                bool local = !eh || streq(eh, ".host");
+
+                /* Ideally we'd always use the "--user" and "--quiet" switches to systemd-stdio-bridge here,
+                 * but they're only available in recent systemd versions, meaning we can only use them if
+                 * we're not connecting to a container. Using the "-p" switch with an explicit path is a
+                 * working alternative for "--user", and is compatible with older versions, hence that's what
+                 * we use when connecting to a container. */
+
                 if (runtime_scope == RUNTIME_SCOPE_USER) {
-                        /* Ideally we'd use the "--user" switch to systemd-stdio-bridge here, but it's only
-                         * available in recent systemd versions. Using the "-p" switch with the explicit path
-                         * is a working alternative, and is compatible with older versions, hence that's what
-                         * we use here. */
-                        if (!strextend(&a, ",argv7=-punix:path%3d%24%7bXDG_RUNTIME_DIR%7d/bus"))
+                        if (!strextend(&a, local ? ",argv7=--user,argv8=--quiet" : ",argv7=-punix:path%3d%24%7bXDG_RUNTIME_DIR%7d/bus"))
+                                return -ENOMEM;
+                } else if (local)
+                        if (!strextend(&a, ",argv7=--quiet"))
                                 return -ENOMEM;
-                }
         } else {
                 _cleanup_free_ char *e = NULL;
 

src/login/logind-seat.c

@@ -570,8 +570,8 @@ int seat_read_active_vt(Seat *s) {
         if (!seat_has_vts(s))
                 return 0;
 
-        if (lseek(s->manager->console_active_fd, SEEK_SET, 0) < 0)
-                return log_error_errno(errno, "lseek on console_active_fd failed: %m");
+        if (lseek(s->manager->console_active_fd, 0, SEEK_SET) < 0)
+                return log_error_errno(errno, "lseek() on console_active_fd failed: %m");
 
         errno = 0;
         k = read(s->manager->console_active_fd, t, sizeof(t)-1);

src/shared/bus-wait-for-jobs.c

@@ -161,7 +161,11 @@ static int bus_job_get_service_result(BusWaitForJobs *d, char **ret) {
                                           ret);
 }
 
-static void log_job_error_with_service_result(const char* service, const char *result, const char* const* extra_args) {
+static void log_job_error_with_service_result(
+                const char* service,
+                const char *result,
+                bool quiet,
+                const char* const* extra_args) {
 
         static const struct {
                 const char *result, *explanation;
@@ -195,7 +199,8 @@ static void log_job_error_with_service_result(const char* service, const char *r
         if (!isempty(result))
                 FOREACH_ELEMENT(i, explanations)
                         if (streq(result, i->result)) {
-                                log_error("Job for %s failed because %s.\n"
+                                log_full(quiet ? LOG_DEBUG : LOG_ERR,
+                                         "Job for %s failed because %s.\n"
                                          "See \"%s status %s\" and \"%s -xeu %s\" for details.\n",
                                          service, i->explanation,
                                          systemctl, service_shell_quoted ?: "<service>",
@@ -203,7 +208,8 @@ static void log_job_error_with_service_result(const char* service, const char *r
                                 goto extra;
                         }
 
-        log_error("Job for %s failed.\n"
+        log_full(quiet ? LOG_DEBUG : LOG_ERR,
+                 "Job for %s failed.\n"
                  "See \"%s status %s\" and \"%s -xeu %s\" for details.\n",
                  service,
                  systemctl, service_shell_quoted ?: "<service>",
@@ -212,7 +218,8 @@ static void log_job_error_with_service_result(const char* service, const char *r
 extra:
         /* For some results maybe additional explanation is required */
         if (streq_ptr(result, "start-limit-hit"))
-                log_info("To force a start use \"%1$s reset-failed %2$s\"\n"
+                log_full(quiet ? LOG_DEBUG : LOG_INFO,
+                         "To force a start use \"%1$s reset-failed %2$s\"\n"
                          "followed by \"%1$s start %2$s\" again.",
                          systemctl,
                          service_shell_quoted ?: "<service>");
@@ -226,38 +233,39 @@ static int check_wait_response(BusWaitForJobs *d, WaitJobsFlags flags, const cha
         assert(d->result);
 
         if (streq(d->result, "done")) {
-                if (FLAGS_SET(flags, BUS_WAIT_JOBS_LOG_SUCCESS))
-                        log_info("Job for %s finished.", d->name);
+                log_full(FLAGS_SET(flags, BUS_WAIT_JOBS_LOG_SUCCESS) ? LOG_INFO : LOG_DEBUG,
+                         "Job for %s finished.", d->name);
 
                 return 0;
         } else if (streq(d->result, "skipped")) {
-                if (FLAGS_SET(flags, BUS_WAIT_JOBS_LOG_SUCCESS))
-                        log_info("Job for %s was skipped.", d->name);
+                log_full(FLAGS_SET(flags, BUS_WAIT_JOBS_LOG_SUCCESS) ? LOG_INFO : LOG_DEBUG,
+                         "Job for %s was skipped.", d->name);
 
                 return 0;
         }
 
-        if (FLAGS_SET(flags, BUS_WAIT_JOBS_LOG_ERROR)) {
+        int priority = FLAGS_SET(flags, BUS_WAIT_JOBS_LOG_ERROR) ? LOG_ERR : LOG_DEBUG;
+
         if (streq(d->result, "canceled"))
-                        log_error("Job for %s canceled.", d->name);
+                log_full(priority, "Job for %s canceled.", d->name);
         else if (streq(d->result, "timeout"))
-                        log_error("Job for %s timed out.", d->name);
+                log_full(priority, "Job for %s timed out.", d->name);
         else if (streq(d->result, "dependency"))
-                        log_error("A dependency job for %s failed. See 'journalctl -xe' for details.", d->name);
+                log_full(priority, "A dependency job for %s failed. See 'journalctl -xe' for details.", d->name);
         else if (streq(d->result, "invalid"))
-                        log_error("%s is not active, cannot reload.", d->name);
+                log_full(priority, "%s is not active, cannot reload.", d->name);
         else if (streq(d->result, "assert"))
-                        log_error("Assertion failed on job for %s.", d->name);
+                log_full(priority, "Assertion failed on job for %s.", d->name);
         else if (streq(d->result, "unsupported"))
-                        log_error("Operation on or unit type of %s not supported on this system.", d->name);
+                log_full(priority, "Operation on or unit type of %s not supported on this system.", d->name);
         else if (streq(d->result, "collected"))
-                        log_error("Queued job for %s was garbage collected.", d->name);
+                log_full(priority, "Queued job for %s was garbage collected.", d->name);
         else if (streq(d->result, "once"))
-                        log_error("Unit %s was started already once and can't be started again.", d->name);
+                log_full(priority, "Unit %s was started already once and can't be started again.", d->name);
         else if (streq(d->result, "frozen"))
-                        log_error("Cannot perform operation on frozen unit %s.", d->name);
+                log_full(priority, "Cannot perform operation on frozen unit %s.", d->name);
         else if (streq(d->result, "concurrency"))
-                        log_error("Concurrency limit of a slice unit %s is contained in has been reached.", d->name);
+                log_full(priority, "Concurrency limit of a slice unit %s is contained in has been reached.", d->name);
         else if (endswith(d->name, ".service")) {
                 /* Job result is unknown. For services, let's also try Result property. */
                 _cleanup_free_ char *result = NULL;
@@ -267,10 +275,9 @@ static int check_wait_response(BusWaitForJobs *d, WaitJobsFlags flags, const cha
                         log_debug_errno(r, "Failed to get Result property of unit %s, ignoring: %m",
                                         d->name);
 
-                        log_job_error_with_service_result(d->name, result, extra_args);
+                log_job_error_with_service_result(d->name, result, priority, extra_args);
         } else /* Otherwise we just show a generic message. */
-                        log_error("Job failed. See \"journalctl -xe\" for details.");
-        }
+                log_full(priority, "Job failed. See \"journalctl -xe\" for details.");
 
         if (STR_IN_SET(d->result, "canceled", "collected"))
                 return -ECANCELED;

src/shared/cpu-set-util.c

@@ -96,9 +96,11 @@ char* cpu_set_to_mask_string(const CPUSet *c) {
         for (size_t i = c->allocated * 8; i > 0; ) {
                 uint32_t m = 0;
 
-                for (int j = (i % 32 ?: 32) - 1; j >= 0; j--)
-                        if (CPU_ISSET_S(--i, c->allocated, c->set))
+                for (int j = (i % 32 ?: 32) - 1; j >= 0; j--) {
+                        --i;
+                        if (CPU_ISSET_S(i, c->allocated, c->set))
                                 SET_BIT(m, j);
+                }
 
                 if (!found_nonzero) {
                         if (m == 0)

src/shared/hostname-setup.c

@@ -51,7 +51,7 @@ int sethostname_idempotent(const char *s) {
 int shorten_overlong(const char *s, char **ret) {
         _cleanup_free_ char *h = NULL;
 
-        /* Shorten an overlong name to HOST_NAME_MAX or to the first dot,
+        /* Shorten an overlong name to LINUX_HOST_NAME_MAX or to the first dot,
          * whatever comes earlier. */
 
         assert(s);
@@ -70,7 +70,7 @@ int shorten_overlong(const char *s, char **ret) {
         if (p)
                 *p = 0;
 
-        strshorten(h, HOST_NAME_MAX);
+        strshorten(h, LINUX_HOST_NAME_MAX);
 
         if (!hostname_is_valid(h, /* flags= */ 0))
                 return -EDOM;
@@ -403,7 +403,7 @@ int pidref_gethostname_full(PidRef *pidref, GetHostnameFlags flags, char **ret)
         if (r < 0)
                 return r;
 
-        char buf[HOST_NAME_MAX+1];
+        char buf[LINUX_HOST_NAME_MAX+1];
         ssize_t n = loop_read(result_pipe[0], buf, sizeof(buf), /* do_poll = */ false);
         if (n < 0)
                 return n;

src/shared/shared-forward.h

@@ -64,6 +64,7 @@ typedef struct Fido2HmacSalt Fido2HmacSalt;
 typedef struct GroupRecord GroupRecord;
 typedef struct Image Image;
 typedef struct ImagePolicy ImagePolicy;
+typedef struct InstallChange InstallChange;
 typedef struct InstallInfo InstallInfo;
 typedef struct LookupPaths LookupPaths;
 typedef struct LoopDevice LoopDevice;

src/shared/varlink-io.systemd.Manager.c

@@ -155,6 +155,8 @@ static SD_VARLINK_DEFINE_STRUCT_TYPE(
                 SD_VARLINK_DEFINE_FIELD(NInstalledJobs, SD_VARLINK_INT, 0),
                 SD_VARLINK_FIELD_COMMENT("The total amount of failed jobs"),
                 SD_VARLINK_DEFINE_FIELD(NFailedJobs, SD_VARLINK_INT, 0),
+                SD_VARLINK_FIELD_COMMENT("IDs of transactions that encountered ordering cycle"),
+                SD_VARLINK_DEFINE_FIELD(TransactionsWithOrderingCycle, SD_VARLINK_INT, SD_VARLINK_ARRAY|SD_VARLINK_NULLABLE),
                 SD_VARLINK_FIELD_COMMENT("Boot progress as a floating point value between 0.0 and 1.0"),
                 SD_VARLINK_DEFINE_FIELD(Progress, SD_VARLINK_FLOAT, 0),
                 SD_VARLINK_FIELD_COMMENT("Timestamp when the hardware watchdog was last pinged"),

src/stdio-bridge/stdio-bridge.c

@@ -17,9 +17,10 @@
 #include "parse-argument.h"
 #include "time-util.h"
 
-static const char *arg_bus_path = DEFAULT_SYSTEM_BUS_ADDRESS;
+static const char *arg_bus_path = NULL;
 static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
 static RuntimeScope arg_runtime_scope = RUNTIME_SCOPE_SYSTEM;
+static bool arg_quiet = false;
 
 static int help(void) {
         printf("%s [OPTIONS...]\n\n"
@@ -29,7 +30,8 @@ static int help(void) {
                "  -p --bus-path=PATH     Path to the bus address (default: %s)\n"
                "     --system            Connect to system bus\n"
                "     --user              Connect to user bus\n"
-               "  -M --machine=CONTAINER Name of local container to connect to\n",
+               "  -M --machine=CONTAINER Name of local container to connect to\n"
+               "  -q --quiet             Fail silently instead of logging errors\n",
                program_invocation_short_name, DEFAULT_SYSTEM_BUS_ADDRESS);
 
         return 0;
@@ -50,10 +52,11 @@ static int parse_argv(int argc, char *argv[]) {
                 { "user",            no_argument,       NULL, ARG_USER    },
                 { "system",          no_argument,       NULL, ARG_SYSTEM  },
                 { "machine",         required_argument, NULL, 'M'         },
+                { "quiet",           no_argument,       NULL, 'q'         },
                 {},
         };
 
-        int r, c;
+        int c, r;
 
         assert(argc >= 0);
         assert(argv);
@@ -86,6 +89,10 @@ static int parse_argv(int argc, char *argv[]) {
                                 return r;
                         break;
 
+                case 'q':
+                        arg_quiet = true;
+                        break;
+
                 case '?':
                         return -EINVAL;
 
@@ -94,18 +101,57 @@ static int parse_argv(int argc, char *argv[]) {
                 }
 
         if (argc > optind)
-                return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+                return log_full_errno(arg_quiet ? LOG_DEBUG : LOG_ERR, SYNTHETIC_ERRNO(EINVAL),
                                       "%s takes no arguments.",
                                       program_invocation_short_name);
 
         return 1;
 }
 
+static int bus_set_address(
+                sd_bus *bus,
+                BusTransport transport,
+                const char *bus_path,
+                RuntimeScope runtime_scope) {
+
+        int r;
+
+        assert(bus);
+
+        switch (transport) {
+
+        case BUS_TRANSPORT_LOCAL:
+
+                if (bus_path)
+                        return sd_bus_set_address(bus, bus_path);
+
+                switch (runtime_scope) {
+
+                case RUNTIME_SCOPE_USER:
+                        return bus_set_address_user(bus);
+
+                case RUNTIME_SCOPE_SYSTEM:
+                        return bus_set_address_system(bus);
+
+                default:
+                        assert_not_reached();
+                }
+
+        case BUS_TRANSPORT_MACHINE:
+                return bus_set_address_machine(bus, runtime_scope, bus_path);
+
+        default:
+                assert_not_reached();
+        }
+
+        return r;
+}
+
 static int run(int argc, char *argv[]) {
         _cleanup_(sd_bus_flush_close_unrefp) sd_bus *a = NULL, *b = NULL;
         sd_id128_t server_id;
         bool is_unix;
-        int r, in_fd, out_fd;
+        int in_fd, out_fd, r;
 
         log_setup();
 
@@ -113,6 +159,8 @@ static int run(int argc, char *argv[]) {
         if (r <= 0)
                 return r;
 
+        int priority = arg_quiet ? LOG_DEBUG : LOG_ERR;
+
         r = sd_listen_fds(0);
         if (r == 0) {
                 in_fd = STDIN_FILENO;
@@ -121,7 +169,8 @@ static int run(int argc, char *argv[]) {
                 in_fd = SD_LISTEN_FDS_START;
                 out_fd = SD_LISTEN_FDS_START;
         } else
-                return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "More than one file descriptor was passed.");
+                return log_full_errno(priority, SYNTHETIC_ERRNO(EINVAL),
+                                      "More than one file descriptor was passed.");
 
         is_unix =
                 sd_is_socket(in_fd, AF_UNIX, 0, 0) > 0 &&
@@ -129,50 +178,47 @@ static int run(int argc, char *argv[]) {
 
         r = sd_bus_new(&a);
         if (r < 0)
-                return log_error_errno(r, "Failed to allocate bus: %m");
+                return log_full_errno(priority, r, "Failed to allocate bus: %m");
 
-        if (arg_transport == BUS_TRANSPORT_MACHINE)
-                r = bus_set_address_machine(a, arg_runtime_scope, arg_bus_path);
-        else
-                r = sd_bus_set_address(a, arg_bus_path);
+        r = bus_set_address(a, arg_transport, arg_bus_path, arg_runtime_scope);
         if (r < 0)
-                return log_error_errno(r, "Failed to set address to connect to: %m");
+                return log_full_errno(priority, r, "Failed to set address to connect to: %m");
 
         r = sd_bus_negotiate_fds(a, is_unix);
         if (r < 0)
-                return log_error_errno(r, "Failed to set FD negotiation: %m");
+                return log_full_errno(priority, r, "Failed to set FD negotiation: %m");
 
         r = sd_bus_start(a);
         if (r < 0)
-                return bus_log_connect_error(r, arg_transport, arg_runtime_scope);
+                return bus_log_connect_full(priority, r, arg_transport, arg_runtime_scope);
 
         r = sd_bus_get_bus_id(a, &server_id);
         if (r < 0)
-                return log_error_errno(r, "Failed to get server ID: %m");
+                return log_full_errno(priority, r, "Failed to get server ID: %m");
 
         r = sd_bus_new(&b);
         if (r < 0)
-                return log_error_errno(r, "Failed to allocate bus: %m");
+                return log_full_errno(priority, r, "Failed to allocate bus: %m");
 
         r = sd_bus_set_fd(b, in_fd, out_fd);
         if (r < 0)
-                return log_error_errno(r, "Failed to set fds: %m");
+                return log_full_errno(priority, r, "Failed to set fds: %m");
 
         r = sd_bus_set_server(b, 1, server_id);
         if (r < 0)
-                return log_error_errno(r, "Failed to set server mode: %m");
+                return log_full_errno(priority, r, "Failed to set server mode: %m");
 
         r = sd_bus_negotiate_fds(b, is_unix);
         if (r < 0)
-                return log_error_errno(r, "Failed to set FD negotiation: %m");
+                return log_full_errno(priority, r, "Failed to set FD negotiation: %m");
 
         r = sd_bus_set_anonymous(b, true);
         if (r < 0)
-                return log_error_errno(r, "Failed to set anonymous authentication: %m");
+                return log_full_errno(priority, r, "Failed to set anonymous authentication: %m");
 
         r = sd_bus_start(b);
         if (r < 0)
-                return log_error_errno(r, "Failed to start bus forwarding server: %m");
+                return log_full_errno(priority, r, "Failed to start bus forwarding server: %m");
 
         for (;;) {
                 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
@@ -185,14 +231,14 @@ static int run(int argc, char *argv[]) {
                 if (ERRNO_IS_NEG_DISCONNECT(r)) /* Treat 'connection reset by peer' as clean exit condition */
                         return 0;
                 if (r < 0)
-                        return log_error_errno(r, "Failed to process bus a: %m");
+                        return log_full_errno(priority, r, "Failed to process bus a: %m");
                 if (m) {
                         if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected"))
                                 return 0;
 
                         r = sd_bus_send(b, m, NULL);
                         if (r < 0)
-                                return log_error_errno(r, "Failed to send message: %m");
+                                return log_full_errno(priority, r, "Failed to send message: %m");
                 }
 
                 if (r > 0)
@@ -202,14 +248,14 @@ static int run(int argc, char *argv[]) {
                 if (ERRNO_IS_NEG_DISCONNECT(r)) /* Treat 'connection reset by peer' as clean exit condition */
                         return 0;
                 if (r < 0)
-                        return log_error_errno(r, "Failed to process bus: %m");
+                        return log_full_errno(priority, r, "Failed to process bus: %m");
                 if (m) {
                         if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected"))
                                 return 0;
 
                         r = sd_bus_send(a, m, NULL);
                         if (r < 0)
-                                return log_error_errno(r, "Failed to send message: %m");
+                                return log_full_errno(priority, r, "Failed to send message: %m");
                 }
 
                 if (r > 0)
@@ -217,23 +263,23 @@ static int run(int argc, char *argv[]) {
 
                 fd = sd_bus_get_fd(a);
                 if (fd < 0)
-                        return log_error_errno(fd, "Failed to get fd: %m");
+                        return log_full_errno(priority, fd, "Failed to get fd: %m");
 
                 events_a = sd_bus_get_events(a);
                 if (events_a < 0)
-                        return log_error_errno(events_a, "Failed to get events mask: %m");
+                        return log_full_errno(priority, events_a, "Failed to get events mask: %m");
 
                 r = sd_bus_get_timeout(a, &timeout_a);
                 if (r < 0)
-                        return log_error_errno(r, "Failed to get timeout: %m");
+                        return log_full_errno(priority, r, "Failed to get timeout: %m");
 
                 events_b = sd_bus_get_events(b);
                 if (events_b < 0)
-                        return log_error_errno(events_b, "Failed to get events mask: %m");
+                        return log_full_errno(priority, events_b, "Failed to get events mask: %m");
 
                 r = sd_bus_get_timeout(b, &timeout_b);
                 if (r < 0)
-                        return log_error_errno(r, "Failed to get timeout: %m");
+                        return log_full_errno(priority, r, "Failed to get timeout: %m");
 
                 t = usec_sub_unsigned(MIN(timeout_a, timeout_b), now(CLOCK_MONOTONIC));
 
@@ -245,7 +291,7 @@ static int run(int argc, char *argv[]) {
 
                 r = ppoll_usec(p, ELEMENTSOF(p), t);
                 if (r < 0 && !ERRNO_IS_TRANSIENT(r))  /* don't be bothered by signals, i.e. EINTR */
-                        return log_error_errno(r, "ppoll() failed: %m");
+                        return log_full_errno(priority, r, "ppoll() failed: %m");
         }
 }
 

src/test/meson.build

@@ -17,6 +17,7 @@ test_env = {
         'SYSTEMD_DEFAULT_LOCALE' : get_option('default-locale'),
         'SYSTEMD_SLOW_TESTS' : want_slow_tests ? '1' : '0',
         'PYTHONDONTWRITEBYTECODE' : '1',
+        'SYSTEMD_LIBC' : get_option('libc'),
 }
 if conf.get('ENABLE_LOCALED') == 1
         test_env += {'SYSTEMD_LANGUAGE_FALLBACK_MAP' : language_fallback_map}

src/test/test-copy.c

@@ -124,7 +124,7 @@ TEST(copy_file_fd) {
         assert_se(write_string_file(in_fn, text, WRITE_STRING_FILE_CREATE) == 0);
         assert_se(copy_file_fd("/a/file/which/does/not/exist/i/guess", out_fd, COPY_REFLINK) < 0);
         assert_se(copy_file_fd(in_fn, out_fd, COPY_REFLINK) >= 0);
-        assert_se(lseek(out_fd, SEEK_SET, 0) == 0);
+        assert_se(lseek(out_fd, 0, SEEK_SET) == 0);
 
         assert_se(read(out_fd, buf, sizeof buf) == (ssize_t) strlen(text));
         ASSERT_STREQ(buf, text);

src/test/test-os-util.c

@@ -127,7 +127,7 @@ TEST(os_release_support_ended) {
 
         ASSERT_TRUE(os_release_support_ended("1999-01-01", false, NULL));
         ASSERT_FALSE(os_release_support_ended("2037-12-31", false, NULL));
-        assert_se(os_release_support_ended("-1-1-1", true, NULL) == -EINVAL);
+        ASSERT_ERROR(os_release_support_ended("1-1-1", true, NULL), ERANGE);
 
         r = os_release_support_ended(NULL, false, NULL);
         if (r < 0)

src/test/test-process-util.c

@@ -525,7 +525,7 @@ TEST(pid_get_cmdline_harder) {
 #define EXPECT1p "foo $'\\'bar\\'' $'\"bar$\"' $'x y z' $'!``'"
 #define EXPECT1v STRV_MAKE("foo", "'bar'", "\"bar$\"", "x y z", "!``")
 
-        ASSERT_OK_ZERO_ERRNO(lseek(fd, SEEK_SET, 0));
+        ASSERT_OK_ZERO_ERRNO(lseek(fd, 0, SEEK_SET));
         ASSERT_OK_EQ_ERRNO(write(fd, CMDLINE1, sizeof(CMDLINE1)), (ssize_t) sizeof(CMDLINE1));
         ASSERT_OK_ZERO_ERRNO(ftruncate(fd, sizeof(CMDLINE1)));
 
@@ -550,7 +550,7 @@ TEST(pid_get_cmdline_harder) {
 #define EXPECT2p "foo $'\\001\\002\\003'"
 #define EXPECT2v STRV_MAKE("foo", "\1\2\3")
 
-        ASSERT_OK_ZERO_ERRNO(lseek(fd, SEEK_SET, 0));
+        ASSERT_OK_ZERO_ERRNO(lseek(fd, 0, SEEK_SET));
         ASSERT_OK_EQ_ERRNO(write(fd, CMDLINE2, sizeof(CMDLINE2)), (ssize_t) sizeof(CMDLINE2));
         ASSERT_OK_ZERO_ERRNO(ftruncate(fd, sizeof CMDLINE2));
 

src/test/test-seccomp.c

@@ -559,7 +559,11 @@ TEST(memory_deny_write_execute_mmap) {
                 p = mmap(NULL, page_size(), PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
 #if defined(__x86_64__) || defined(__i386__) || defined(__powerpc64__) || defined(__arm__) || defined(__aarch64__) || defined(__loongarch_lp64)
                 assert_se(p == MAP_FAILED);
-                assert_se(errno == EPERM);
+#  ifdef __GLIBC__
+                ASSERT_EQ(errno, EPERM);
+#  else
+                ASSERT_EQ(errno, ENOMEM); /* musl maps EPERM to ENOMEM. See src/mman/mmap.c in musl. */
+#  endif
 #endif
                 /* Depending on kernel, libseccomp, and glibc versions, other architectures
                  * might fail or not. Let's not assert success. */

src/test/test-signal-util.c

@@ -13,8 +13,9 @@ TEST(rt_signals) {
         info(SIGRTMIN);
         info(SIGRTMAX);
 
-        /* We use signals SIGRTMIN+0 to SIGRTMIN+30 unconditionally */
-        assert_se(SIGRTMAX - SIGRTMIN >= 30);
+        /* We use signals SIGRTMIN+0 to SIGRTMIN+29 unconditionally. SIGRTMIN+30 can be used only when
+         * built with glibc. */
+        assert_se(SIGRTMAX - SIGRTMIN >= 29);
 }
 
 static void test_signal_to_string_one(int val) {

src/udev/mtd_probe/probe_smartmedia.c

@@ -69,7 +69,7 @@ int probe_smart_media(int mtd_fd, mtd_info_t* info) {
         }
 
         for (offset = 0; offset < block_size * spare_count; offset += sector_size) {
-                (void) lseek(mtd_fd, SEEK_SET, offset);
+                (void) lseek(mtd_fd, offset, SEEK_SET);
 
                 if (read(mtd_fd, cis_buffer, SM_SECTOR_SIZE) == SM_SECTOR_SIZE) {
                         cis_found = 1;

test/meson.build

@@ -13,6 +13,7 @@ if conf.get('ENABLE_SYSUSERS') == 1
                      # https://github.com/mesonbuild/meson/issues/2681
                      args : exe.full_path(),
                      depends : exe,
+                     env : test_env,
                      suite : 'sysusers')
 
                 if have_standalone_binaries
@@ -22,6 +23,7 @@ if conf.get('ENABLE_SYSUSERS') == 1
                              # https://github.com/mesonbuild/meson/issues/2681
                              args : exe.full_path(),
                              depends : exe,
+                             env : test_env,
                              suite : 'sysusers')
                 endif
         endif

test/test-sysusers.sh.in

@@ -13,6 +13,12 @@ TESTDIR=$(mktemp --tmpdir --directory "test-sysusers.XXXXXXXXXX")
 # shellcheck disable=SC2064
 trap "rm -rf '$TESTDIR'" EXIT INT QUIT PIPE
 
+skip_nis() {
+    # musl seems to not support NIS entries. Let's skip the test case for NIS entries.
+    local path=${1:?}
+    [[ "${SYSTEMD_LIBC:-}" == musl && "${path##*/}" == "test-11.input" ]]
+}
+
 prepare_testdir() {
     mkdir -p "$TESTDIR/etc/sysusers.d/"
     mkdir -p "$TESTDIR/usr/lib/sysusers.d/"
@@ -50,6 +56,7 @@ rm -f "$TESTDIR"/etc/sysusers.d/* "$TESTDIR"/usr/lib/sysusers.d/*
 
 # happy tests
 for f in $(find "$SOURCE"/test-*.input | sort -V); do
+    skip_nis "$f" && continue
     echo "*** Running $f"
     prepare_testdir "${f%.input}"
     cp "$f" "$TESTDIR/usr/lib/sysusers.d/test.conf"
@@ -59,6 +66,7 @@ for f in $(find "$SOURCE"/test-*.input | sort -V); do
 done
 
 for f in $(find "$SOURCE"/test-*.input | sort -V); do
+    skip_nis "$f" && continue
     echo "*** Running $f on stdin"
     prepare_testdir "${f%.input}"
     touch "$TESTDIR/etc/sysusers.d/test.conf"
@@ -68,6 +76,7 @@ for f in $(find "$SOURCE"/test-*.input | sort -V); do
 done
 
 for f in $(find "$SOURCE"/test-*.input | sort -V); do
+    skip_nis "$f" && continue
     echo "*** Running $f on stdin with --replace"
     prepare_testdir "${f%.input}"
     touch "$TESTDIR/etc/sysusers.d/test.conf"
@@ -133,6 +142,7 @@ SYS_GID_MAX999
 EOF
 
 for f in $(find "$SOURCE"/test-*.input | sort -V); do
+    skip_nis "$f" && continue
     echo "*** Running $f (with login.defs)"
     prepare_testdir "${f%.input}"
     cp "$f" "$TESTDIR/usr/lib/sysusers.d/test.conf"
@@ -149,6 +159,7 @@ mv "$TESTDIR/etc/login.defs" "$TESTDIR/etc/login.defs.moved"
 ln -s ../../../../../etc/login.defs.moved "$TESTDIR/etc/login.defs"
 
 for f in $(find "$SOURCE"/test-*.input | sort -V); do
+    skip_nis "$f" && continue
     echo "*** Running $f (with login.defs symlinked)"
     prepare_testdir "${f%.input}"
     cp "$f" "$TESTDIR/usr/lib/sysusers.d/test.conf"
@@ -161,13 +172,22 @@ done
 
 rm -f "$TESTDIR"/etc/sysusers.d/* "$TESTDIR"/usr/lib/sysusers.d/*
 
+preprocess_error() {
+    # Convert error message for ERANGE from glibc to musl.
+    if [[ "${SYSTEMD_LIBC:-}" == musl ]]; then
+        sed -e 's/Numerical result out of range/Result not representable/' "${1:?}"
+    else
+        cat "${1:?}"
+    fi
+}
+
 # tests for error conditions
 for f in $(find "$SOURCE"/unhappy-*.input | sort -V); do
     echo "*** Running test $f"
     prepare_testdir "${f%.input}"
     cp "$f" "$TESTDIR/usr/lib/sysusers.d/test.conf"
     SYSTEMD_LOG_LEVEL=info "$SYSUSERS" --root="$TESTDIR" 2>&1 | tail -n1 | sed -r 's/^[^:]+:[^:]+://' >"$TESTDIR/err"
-    if ! diff -u "$TESTDIR/err"  "${f%.*}.expected-err" >&2; then
+    if ! diff -u "$TESTDIR/err"  <(preprocess_error "${f%.*}.expected-err") >&2; then
         echo >&2 "**** Unexpected error output for $f"
         cat >&2 "$TESTDIR/err"
         exit 1

test/units/TEST-03-JOBS.sh

@@ -124,6 +124,13 @@ for i in {0..19}; do
     systemctl start "transaction-cycle$i.service"
 done
 
+IDS_FILE="/tmp/TEST-03-JOBS-CYCLE-IDS-$RANDOM"
+varlinkctl call /run/systemd/io.systemd.Manager io.systemd.Manager.Describe '{}' | jq '.runtime.TransactionsWithOrderingCycle' >"$IDS_FILE"
+[[ "$(jq length "$IDS_FILE")" -ge 20 ]]
+for i in {0..19}; do
+    journalctl -b TRANSACTION_ID="$(jq -r ".[$i]" "$IDS_FILE")" --grep "cycle starting with"
+done
+
 # Test PropagatesStopTo= when restart (issue #26839)
 systemctl start propagatestopto-and-pullin.target
 systemctl --quiet is-active propagatestopto-and-pullin.target