[systemd-bugs] [Bug 81354] New: systemd-logind assert failure: alloc.c:315: Assertion failed in nih_free: ptr != NULL

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=81354

          Priority: medium
            Bug ID: 81354
          Assignee: systemd-bugs at lists.freedesktop.org
           Summary: systemd-logind assert failure: alloc.c:315: Assertion
                    failed in nih_free: ptr != NULL
        QA Contact: systemd-bugs at lists.freedesktop.org
          Severity: critical
    Classification: Unclassified
                OS: All
          Reporter: caravena at gmail.com
          Hardware: Other
            Status: NEW
           Version: unspecified
         Component: general
           Product: systemd

Open bug in launchpad.net:
https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1341623

Crash.

#0  0x00007f179fb4c117 in __GI_raise (sig=sig at entry=6) at
../nptl/sysdeps/unix/sysv/linux/raise.c:56
        resultvar = 0
        pid = 1045
        selftid = 1045
#1  0x00007f179fb4d808 in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x8a64d0, sa_sigaction =
0x8a64d0}, sa_mask = {__val = {9137825, 4354759, 9137552, 4350346, 1,
4294967296, 4322088, 9139344, 206158430256, 140737480192464, 140737480192256,
0, 139739453006202, 0, 140737480192368, 9137520}}, sa_flags = 9137825,
sa_restorer = 0x4272c7}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f17a0537309 in nih_free (ptr=0x0) at alloc.c:318
        ctx = <optimized out>
        __FUNCTION__ = "nih_free"
#3  0x0000000000422ae0 in cgm_get (controller=0x4272c7 "systemd",
cgroup_path=0x8b6ea1 "user/1000.user/c2.session", cgroup_path at entry=0x8b6ea0
"/user/1000.user/c2.session", key=key at entry=0x433f05 "tasks") at
../src/shared/cgmanager.c:143
        nerr = 0x8b6d90
        result = 0x0
        ret = 0x0
        __func__ = "cgm_get"
#4  0x0000000000420aa7 in cg_enumerate_tasks (controller=0x42618a
"name=systemd", path=0x8b6ea0 "/user/1000.user/c2.session",
_f=_f at entry=0x7fffff837248) at ../src/shared/cgroup-util.c:128
        fs = 0x0
        f = <optimized out>
        r = <optimized out>
        value = 0x0
        template = 0x0
        fd = <optimized out>
        __PRETTY_FUNCTION__ = "cg_enumerate_tasks"
#5  0x0000000000420c6a in cg_is_empty (controller=<optimized out>,
path=<optimized out>, ignore_self=true) at ../src/shared/cgroup-util.c:1125
        f = 0x0
        pid = 0
        self_pid = <optimized out>
        found = false
        r = <optimized out>
#6  0x0000000000420dcb in cg_is_empty_recursive
(controller=controller at entry=0x42618a "name=systemd", path=0x8b6ea0
"/user/1000.user/c2.session", ignore_self=ignore_self at entry=true) at
../src/shared/cgroup-util.c:1171
        d = 0x0
        fn = 0x18 <error: Cannot access memory at address 0x18>
        r = <optimized out>
        children = 0x0
        p1 = <optimized out>
        i = 0
        __PRETTY_FUNCTION__ = "cg_is_empty_recursive"
#7  0x000000000040feab in session_terminate_cgroup (s=0x8b6960) at
../src/login/logind-session.c:651
        r = <optimized out>
        k = <optimized out>
#8  session_stop (s=s at entry=0x8b6960) at ../src/login/logind-session.c:709
        __PRETTY_FUNCTION__ = "session_stop"
        __func__ = "session_stop"
#9  0x0000000000409630 in manager_dispatch_other (fd=23, m=0x8a5010) at
../src/login/logind.c:1262
        s = 0x8b6960
        i = <optimized out>
        b = <optimized out>
#10 manager_run (m=m at entry=0x8a5010) at ../src/login/logind.c:1795
        event = {events = 16, data = {ptr = 0x1d, fd = 29, u32 = 29, u64 = 29}}
        n = <optimized out>
        msec = <optimized out>
        __PRETTY_FUNCTION__ = "manager_run"
        __func__ = "manager_run"
#11 0x000000000040622c in main (argc=<optimized out>, argv=<optimized out>) at
../src/login/logind.c:1872
        m = 0x8a5010
        r = 0
        __func__ = "main"

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