[libvirt-users] [BUG] Not exiting media forced a promptly close of libvirt 3.10

Holger Schranz

2017-12-22 09:21:20 UTC

Hi Daniel,

sorry. Here the requested stack trace.

Best regards

Holger

=====================================================================================

Thread 18 (Thread 0x7f0d495e0700 (LWP 10742)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f238db28,
m=***@entry=0x5557f238db00) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f23848f0) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f238dac0
        cond = 0x5557f238db28
        priority = false
        curWorkers = 0x5557f238dba0
        maxLimit = 0x5557f238db88
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f23848f0}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 17 (Thread 0x7f0d47d73700 (LWP 10751)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x7f0d40017a20,
m=***@entry=0x7f0d400179e0) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d4bebb5e8 in udevEventHandleThread (opaque=<optimized out>)
at node_device/node_device_udev.c:1729
        priv = 0x7f0d400179d0
        device = <optimized out>
        __FUNCTION__ = "udevEventHandleThread"
#3 0x00007f0d589212b2 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d4bebb590 <udevEventHandleThread>,
funcName = 0x7f0d4bec6f4e "udevEventHandleThread", worker = false,
          opaque = 0x0}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 16 (Thread 0x7f0d4a5e2700 (LWP 10740)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f238db28,
m=***@entry=0x5557f238db00) at util/virthread.c:154
        ret = <optimized out>
---Type <return> to continue, or q <return> to quit---
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f238dde0) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f238dac0
        cond = 0x5557f238db28
        priority = false
        curWorkers = 0x5557f238dba0
        maxLimit = 0x5557f238db88
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f238dde0}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 15 (Thread 0x7f0d595fb840 (LWP 10728)):
#0 0x00007f0d55b9a20d in poll () from /lib64/libc.so.6
No symbol table info available.
#1 0x00007f0d588c177a in poll (__timeout=5000, __nfds=30,
__fds=<optimized out>) at /usr/include/bits/poll2.h:46
No locals.
#2 virEventPollRunOnce () at util/vireventpoll.c:641
        fds = 0x5557f238fe40
        ret = <optimized out>
        timeout = 5000
        nfds = 30
        __func__ = "virEventPollRunOnce"
        __FUNCTION__ = "virEventPollRunOnce"
#3 0x00007f0d588c01a2 in virEventRunDefaultImpl () at util/virevent.c:327
        __func__ = "virEventRunDefaultImpl"
#4 0x00007f0d58a5a00d in virNetDaemonRun (dmn=0x5557f2385150) at
rpc/virnetdaemon.c:838
        timerid = -1
        timerActive = false
        __FUNCTION__ = "virNetDaemonRun"
        __func__ = "virNetDaemonRun"
#5 0x00005557f0d26645 in main (argc=<optimized out>, argv=<optimized
out>) at libvirtd.c:1498
        dmn = 0x5557f2385150
        srv = 0x5557f23853d0
        srvAdm = 0x5557f238d9d0
        remote_config_file = 0x5557f2384fd0
"/usr/local/etc/libvirt/libvirtd.conf"
        statuswrite = -1
        ret = 1
        pid_file_fd = 5
        pid_file = 0x5557f2392e30 "/usr/local/var/run/libvirtd.pid"
        sock_file = 0x5557f2392db0
"/usr/local/var/run/libvirt/libvirt-sock"
---Type <return> to continue, or q <return> to quit---
        sock_file_ro = 0x5557f2392ae0
"/usr/local/var/run/libvirt/libvirt-sock-ro"
        sock_file_adm = 0x5557f2391ec0
"/usr/local/var/run/libvirt/libvirt-admin-sock"
        timeout = -1
        verbose = 0
        godaemon = 1
        ipsock = 0
        config = 0x5557f23845a0
        privileged = <optimized out>
        implicit_conf = <optimized out>
        run_dir = 0x5557f2392d30 "/usr/local/var/run/libvirt"
        old_umask = <optimized out>
        opts = {{name = 0x5557f0d76acc "verbose", has_arg = 0, flag =
0x7ffdf2c76860, val = 118}, {name = 0x5557f0d76ad4 "daemon",
            has_arg = 0, flag = 0x7ffdf2c76864, val = 100}, {name =
0x5557f0d76adb "listen", has_arg = 0, flag = 0x7ffdf2c76868,
            val = 108}, {name = 0x5557f0d76bb6 "config", has_arg = 1,
flag = 0x0, val = 102}, {name = 0x5557f0d76b31 "timeout",
            has_arg = 1, flag = 0x0, val = 116}, {name = 0x5557f0d76ae2
"pid-file", has_arg = 1, flag = 0x0, val = 112}, {
            name = 0x5557f0d76aeb "version", has_arg = 0, flag = 0x0,
val = 86}, {name = 0x5557f0d76af3 "help", has_arg = 0, flag = 0x0,
            val = 104}, {name = 0x0, has_arg = 0, flag = 0x0, val = 0}}
        __func__ = "main"

Thread 14 (Thread 0x7f0d4dda2700 (LWP 10738)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f23855c8,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d589224db in virThreadPoolWorker
(opaque=***@entry=0x5557f2391d40) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f23855c8
        priority = true
        curWorkers = 0x5557f23855b8
        maxLimit = 0x5557f23855b0
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391d40}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 13 (Thread 0x7f0d4e5a3700 (LWP 10737)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f23855c8,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
---Type <return> to continue, or q <return> to quit---
#2 0x00007f0d589224db in virThreadPoolWorker
(opaque=***@entry=0x5557f2391c60) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f23855c8
        priority = true
        curWorkers = 0x5557f23855b8
        maxLimit = 0x5557f23855b0
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391c60}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 12 (Thread 0x7f0d485de700 (LWP 11276)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x7f0d400ddc68,
m=***@entry=0x7f0d400ddc40) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f2393440) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x7f0d400ddc00
        cond = 0x7f0d400ddc68
        priority = false
        curWorkers = 0x7f0d400ddce0
        maxLimit = 0x7f0d400ddcc8
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x7f0d4b63dc60 "qemuProcessEventHandler", worker = true,
          opaque = 0x5557f2393440}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 11 (Thread 0x7f0d4eda4700 (LWP 10736)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f23855c8,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d589224db in virThreadPoolWorker
(opaque=***@entry=0x5557f2391d40) at util/virthreadpool.c:124
        data = 0x0
---Type <return> to continue, or q <return> to quit---
        pool = 0x5557f23854c0
        cond = 0x5557f23855c8
        priority = true
        curWorkers = 0x5557f23855b8
        maxLimit = 0x5557f23855b0
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391d40}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 10 (Thread 0x7f0d4fda6700 (LWP 10734)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f23855c8,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d589224db in virThreadPoolWorker
(opaque=***@entry=0x5557f2391c60) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f23855c8
        priority = true
        curWorkers = 0x5557f23855b8
        maxLimit = 0x5557f23855b0
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391c60}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 9 (Thread 0x7f0d48ddf700 (LWP 10743)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f238db28,
m=***@entry=0x5557f238db00) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f238dde0) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f238dac0
        cond = 0x5557f238db28
---Type <return> to continue, or q <return> to quit---
        priority = false
        curWorkers = 0x5557f238dba0
        maxLimit = 0x5557f238db88
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f238dde0}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 8 (Thread 0x7f0d49de1700 (LWP 10741)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f238db28,
m=***@entry=0x5557f238db00) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f238dfb0) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f238dac0
        cond = 0x5557f238db28
        priority = false
        curWorkers = 0x5557f238dba0
        maxLimit = 0x5557f238db88
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f238dfb0}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 7 (Thread 0x7f0d51daa700 (LWP 10730)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f2385528,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f2391d40) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f2385528
        priority = false
        curWorkers = 0x5557f23855a0
---Type <return> to continue, or q <return> to quit---
        maxLimit = 0x5557f2385588
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391d40}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 6 (Thread 0x7f0d4ade3700 (LWP 10739)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f238db28,
m=***@entry=0x5557f238db00) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f23848f0) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f238dac0
        cond = 0x5557f238db28
        priority = false
        curWorkers = 0x5557f238dba0
        maxLimit = 0x5557f238db88
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f23848f0}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 5 (Thread 0x7f0d50da8700 (LWP 10732)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f2385528,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f2391e70) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f2385528
        priority = false
        curWorkers = 0x5557f23855a0
        maxLimit = 0x5557f2385588
        job = 0x0
---Type <return> to continue, or q <return> to quit---
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391e70}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 4 (Thread 0x7f0d4f5a5700 (LWP 10735)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f23855c8,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d589224db in virThreadPoolWorker
(opaque=***@entry=0x5557f2391e70) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f23855c8
        priority = true
        curWorkers = 0x5557f23855b8
        maxLimit = 0x5557f23855b0
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391e70}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 3 (Thread 0x7f0d505a7700 (LWP 10733)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f2385528,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f2391d40) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f2385528
        priority = false
        curWorkers = 0x5557f23855a0
        maxLimit = 0x5557f2385588
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
---Type <return> to continue, or q <return> to quit---
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391d40}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 2 (Thread 0x7f0d515a9700 (LWP 10731)):
#0 0x00007f0d55e690bf in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
No symbol table info available.
#1 0x00007f0d5892176a in virCondWait (c=***@entry=0x5557f2385528,
m=***@entry=0x5557f2385500) at util/virthread.c:154
        ret = <optimized out>
#2 0x00007f0d58922543 in virThreadPoolWorker
(opaque=***@entry=0x5557f2391c60) at util/virthreadpool.c:124
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f2385528
        priority = false
        curWorkers = 0x5557f23855a0
        maxLimit = 0x5557f2385588
        job = 0x0
#3 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391c60}
#4 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 1 (Thread 0x7f0d525ab700 (LWP 10729)):
#0 virStorageFileReportBrokenChain (errcode=2,
src=***@entry=0x7f0d4004ac40, parent=0x7f0d4004ac40) at
storage/storage_source.c:422
        access_user = <optimized out>
        access_group = <optimized out>
        __FUNCTION__ = "virStorageFileReportBrokenChain"
#1 0x00007f0d4b56a262 in qemuDomainDetermineDiskChain
(driver=***@entry=0x7f0d40240bf0, vm=***@entry=0x7f0d400e66d0,
    disk=***@entry=0x7f0d4037fa80, force_probe=***@entry=true,
report_broken=***@entry=true)
    at qemu/qemu_domain.c:6383
        cfg = 0x7f0d400be000
        src = 0x7f0d4004ac40
        ret = -1
        uid = 1074685768
        gid = 32525
        __FUNCTION__ = "qemuDomainDetermineDiskChain"
#2 0x00007f0d4b594c92 in qemuProcessPrepareHostStorage (flags=17,
vm=0x7f0d400e66d0, driver=0x7f0d40240bf0) at qemu/qemu_process.c:5562
        idx = 0
        disk = 0x7f0d4037fa80
---Type <return> to continue, or q <return> to quit---
        i = 1
        cold_boot = true
#3 qemuProcessPrepareHost (driver=***@entry=0x7f0d40240bf0,
vm=***@entry=0x7f0d400e66d0, flags=***@entry=17)
    at qemu/qemu_process.c:5668
        ret = -1
        hostdev_flags = <optimized out>
        priv = <optimized out>
        cfg = 0x7f0d400be000
        __func__ = "qemuProcessPrepareHost"
        __FUNCTION__ = "qemuProcessPrepareHost"
#4 0x00007f0d4b59ac3b in qemuProcessStart
(conn=***@entry=0x7f0d24002340, driver=***@entry=0x7f0d40240bf0,
    vm=***@entry=0x7f0d400e66d0, updatedCPU=***@entry=0x0,
asyncJob=***@entry=QEMU_ASYNC_JOB_START,
    migrateFrom=***@entry=0x0, migrateFd=***@entry=-1,
migratePath=***@entry=0x0, snapshot=***@entry=0x0,
    vmop=***@entry=VIR_NETDEV_VPORT_PROFILE_OP_CREATE, flags=17,
***@entry=1) at qemu/qemu_process.c:6128
        priv = 0x7f0d402924a0
        incoming = 0x0
        stopFlags = <optimized out>
        relabel = false
        ret = -1
        rv = <optimized out>
        __func__ = "qemuProcessStart"
        __FUNCTION__ = "qemuProcessStart"
#5 0x00007f0d4b603036 in qemuDomainObjStart (conn=0x7f0d24002340,
driver=***@entry=0x7f0d40240bf0, vm=0x7f0d400e66d0,
    flags=***@entry=0, asyncJob=QEMU_ASYNC_JOB_START) at
qemu/qemu_driver.c:7283
        ret = <optimized out>
        managed_save = 0x7f0d40397a80
"/usr/local/var/lib/libvirt/qemu/save/S1VCS82M5-IUP0.save"
        start_paused = false
        autodestroy = false
        bypass_cache = false
        force_boot = false
        start_flags = 1
        priv = 0x7f0d402924a0
#6 0x00007f0d4b603776 in qemuDomainCreateWithFlags (dom=0x7f0d4009b1c0,
flags=0) at qemu/qemu_driver.c:7337
        driver = 0x7f0d40240bf0
        vm = 0x7f0d400e66d0
        ret = -1
        __FUNCTION__ = "qemuDomainCreateWithFlags"
#7 0x00007f0d589e573c in virDomainCreate
(domain=***@entry=0x7f0d4009b1c0) at libvirt-domain.c:6531
        ret = <optimized out>
        conn = <optimized out>
        __func__ = "virDomainCreate"
        __FUNCTION__ = "virDomainCreate"
#8 0x00005557f0d53ea3 in remoteDispatchDomainCreate
(server=0x5557f23853d0, msg=0x5557f23936a0, args=<optimized out>,
    rerr=0x7f0d525aac90, client=0x5557f238fac0) at remote_dispatch.h:4222
        dom = 0x7f0d4009b1c0
        priv = <optimized out>
---Type <return> to continue, or q <return> to quit---
#9 remoteDispatchDomainCreateHelper (server=0x5557f23853d0,
client=0x5557f238fac0, msg=0x5557f23936a0, rerr=0x7f0d525aac90,
    args=<optimized out>, ret=0x7f0d403683c0) at remote_dispatch.h:4198
        rv = -231146816
        __func__ = "remoteDispatchDomainCreateHelper"
#10 0x00007f0d58a60ed2 in virNetServerProgramDispatchCall
(msg=0x5557f23936a0, client=0x5557f238fac0, server=0x5557f23853d0,
    prog=0x5557f2391a70) at rpc/virnetserverprogram.c:437
        ret = 0x7f0d403683c0 ""
        rv = -1
        i = <optimized out>
        identity = 0x7f0d400166e0
        arg = 0x7f0d4033eaa0 "\340:\t@\r\177"
        dispatcher = 0x5557f0fa03b0 <remoteProcs+432>
        rerr = {code = 0, domain = 0, message = 0x0, level = 0, dom =
0x0, str1 = 0x0, str2 = 0x0, str3 = 0x0, int1 = 0, int2 = 0,
          net = 0x0}
#11 virNetServerProgramDispatch (prog=0x5557f2391a70,
server=***@entry=0x5557f23853d0, client=0x5557f238fac0,
msg=0x5557f23936a0)
    at rpc/virnetserverprogram.c:307
        rerr = {code = 0, domain = 0, message = 0x0, level = 0, dom =
0x0, str1 = 0x0, str2 = 0x0, str3 = 0x0, int1 = 0, int2 = 0,
          net = 0x0}
        __func__ = "virNetServerProgramDispatch"
        __FUNCTION__ = "virNetServerProgramDispatch"
#12 0x00005557f0d6a19d in virNetServerProcessMsg (msg=<optimized out>,
prog=<optimized out>, client=<optimized out>, srv=0x5557f23853d0)
    at rpc/virnetserver.c:148
        ret = -1
#13 virNetServerHandleJob (jobOpaque=<optimized out>,
opaque=0x5557f23853d0) at rpc/virnetserver.c:169
        srv = 0x5557f23853d0
        job = 0x5557f2393820
        __func__ = "virNetServerHandleJob"
#14 0x00007f0d58922491 in virThreadPoolWorker
(opaque=***@entry=0x5557f2391e70) at util/virthreadpool.c:167
        data = 0x0
        pool = 0x5557f23854c0
        cond = 0x5557f2385528
        priority = false
        curWorkers = 0x5557f23855a0
        maxLimit = 0x5557f2385588
        job = 0x5557f238ef70
#15 0x00007f0d58921288 in virThreadHelper (data=<optimized out>) at
util/virthread.c:206
        args = 0x0
        local = {func = 0x7f0d589223b0 <virThreadPoolWorker>, funcName
= 0x5557f0d8879d "virNetServerHandleJob", worker = true,
          opaque = 0x5557f2391e70}
#16 0x00007f0d55e64744 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#17 0x00007f0d55ba2aad in clone () from /lib64/libc.so.6
No symbol table info available.
(gdb)

Post by Daniel P. Berrange

Post by Holger Schranz
etcsvms1:/kvm/CS8200/M5 # coredumpctl gdb libvirtd
PID: 10728 (libvirtd)
UID: 0 (root)
GID: 0 (root)
Signal: 11 (SEGV)
Timestamp: Fri 2017-12-22 09:28:39 CET (18min ago)
Command Line: /usr/local/sbin/libvirtd -d
Executable: /usr/local/sbin/libvirtd
Control Group: /
Slice: -.slice
Boot ID: 01603763bc784c7380e310d5eea124d6
Machine ID: 89c660865c00403a9bacef32b6828556
Hostname: etcsvms1
Coredump: /var/lib/systemd/coredump/core.libvirtd.0.01603763bc784c7380e310d5eea124d6.10728.1513931319000000.xz
Message: Process 10728 (libvirtd) of user 0 dumped core.
Core was generated by `/usr/local/sbin/libvirtd -d'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 virStorageFileReportBrokenChain (errcode=2,
at storage/storage_source.c:422
422 unsigned int access_user = src->drv->uid;
[Current thread is 1 (Thread 0x7f0d525ab700 (LWP 10729))]
Missing separate debuginfos, use: zypper install
(gdb)

You've not given a full stack trace here - just the top most frame.
Can you do it again and run
(gdb) thread apply all backtrace full
Regards,
Daniel

---
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