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Hello,
I have noticed that I have been having virtqemud.service segfaulting/core dumping on every boot. Afterwards it seems to work fine, but this prevents libvirt-guests.service from automatically starting the relevant VMs on boot. Does anybody have any idea why this is happpening? libvirt 1:12.6.0-1, multiple kernels. on latest 7.1.9 right now.
TIA
Dustin
Aug 24 22:07:01 dServ systemd[1]: Started libvirt QEMU daemon.
Aug 24 22:07:01 dServ systemd[1]: Starting libvirt QEMU daemon...
Aug 24 22:07:01 dServ systemd[1]: virtqemud.service: Scheduled restart job, restart counter is at 1.
Aug 24 22:07:01 dServ systemd[1]: virtqemud.service: Failed with result 'core-dump'.
Aug 24 22:07:01 dServ systemd[1]: virtqemud.service: Main process exited, code=dumped, status=11/SEGV
Aug 24 22:07:01 dServ systemd-coredump[1253]: [?] Process 1137 (virtqemud) of user 0 dumped core.
Stack trace of thread 1223:
#0 0x00007ff6084ba572 n/a (libvirt_driver_qemu.so + 0xba572)
#1 0x00007ff6084bbe6e n/a (libvirt_driver_qemu.so + 0xbbe6e)
#2 0x00007ff6084adab6 n/a (libvirt_driver_qemu.so + 0xadab6)
#3 0x00007ff60f63ecf6 n/a (libvirt.so.0 + 0x23ecf6)
#4 0x00007ff60f5af656 n/a (libvirt.so.0 + 0x1af656)
#5 0x00007ff60f4dccde virHashForEachSafe (libvirt.so.0 + 0xdccde)
#6 0x00007ff60f5b3fdf virDomainObjListForEach (libvirt.so.0 + 0x1b3fdf)
#7 0x00007ff60f63ee06 virDomainDriverAutoStart (libvirt.so.0 + 0x23ee06)
#8 0x00007ff6084ae784 n/a (libvirt_driver_qemu.so + 0xae784)
#9 0x00007ff60f726d69 virStateInitialize (libvirt.so.0 + 0x326d69)
#10 0x0000561ace60deae n/a (virtqemud + 0x41eae)
#11 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#12 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#13 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1154:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532c0d n/a (libvirt.so.0 + 0x132c0d)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1175:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532c0d n/a (libvirt.so.0 + 0x132c0d)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1179:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532cbd n/a (libvirt.so.0 + 0x132cbd)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1170:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532c0d n/a (libvirt.so.0 + 0x132c0d)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1159:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532c0d n/a (libvirt.so.0 + 0x132c0d)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1183:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532cbd n/a (libvirt.so.0 + 0x132cbd)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1186:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532cbd n/a (libvirt.so.0 + 0x132cbd)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1164:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532c0d n/a (libvirt.so.0 + 0x132c0d)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1188:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532cbd n/a (libvirt.so.0 + 0x132cbd)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
#6 0x00007ff60ee980a2 n/a (libc.so.6 + 0x980a2)
#7 0x00007ff60ef2080c n/a (libc.so.6 + 0x12080c)
Stack trace of thread 1190:
#0 0x00007ff60eea0952 n/a (libc.so.6 + 0xa0952)
#1 0x00007ff60ee94cd9 n/a (libc.so.6 + 0x94cd9)
#2 0x00007ff60ee9754c pthread_cond_wait (libc.so.6 + 0x9754c)
#3 0x00007ff60f52c9c2 virCondWait (libvirt.so.0 + 0x12c9c2)
#4 0x00007ff60f532cbd n/a (libvirt.so.0 + 0x132cbd)
#5 0x00007ff60f531df3 n/a (libvirt.so.0 + 0x131df3)
Aug 24 22:35:57 dServ systemd[1]: virtqemud.service: Deactivated successfully.
Aug 24 22:33:57 dServ systemd[1]: Started libvirt QEMU daemon.
Aug 24 22:33:57 dServ systemd[1]: Starting libvirt QEMU daemon...
Aug 24 22:09:01 dServ systemd[1]: virtqemud.service: Deactivated successfully.
Aug 24 22:07:01 dServ systemd[1]: Started libvirt QEMU daemon.dmesg
daemon-init[1223]: segfault at 88 ip 00007ff6084ba572 sp 00007ff5dd7f9628 error 4 in libvirt_driver_qemu.so[ba572,7ff608441000+137000] likely on CPU 8 (core 0, socket 0)
[ 14.872005] Code: ff ff ff 31 f6 4c 89 85 28 ff ff ff 49 89 f8 4c 89 8d 38 ff ff ff 4c 8d 8d 48 ff ff ff 64 4c 8b 3c 25 28 00 00 00 4c 89 7d c8 <4c> 8b bf 88 00 00 00 48 c7 85 48 ff ff ff 00 00 00 00 48 c7 85 50Last edited by dustovich (2026-08-25 04:54:58)
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My first step would be to try and find out what that function is called at the top of the stack that causes the crash: https://wiki.archlinux.org/title/Core_d … _core_dump
#0 0x00007ff6084ba572 n/a (libvirt_driver_qemu.so + 0xba572)The function may have a name that indicates what's missing. Since it starts later it could be an issue with the order in which services are started.
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