Public bug reported:
Ubuntu version: 20.04 focal (Distro: Linux Mint 20.1 Ulyssa)
systemd version: 245.4-4ubuntu3.7
What happened: systemd-udevd underwent repeated segfaults and coredumps
for unknown reasons. Loop stopped by forcing restart of udevd. Coredump
information:
PID: 381 (systemd-udevd)
UID: 0 (root)
GID: 0 (root)
Signal: 11 (SEGV)
Timestamp: Wed 2021-07-14 00:12:29 EDT (9h ago)
Command Line: /lib/systemd/systemd-udevd
Executable: /lib/systemd/systemd-udevd
Control Group: /system.slice/systemd-udevd.service
Unit: systemd-udevd.service
Slice: system.slice
Boot ID: abaa4a5b0c6641cda2c58d7c307cfc38
Machine ID: b76cc7b1bbdc489e93909d2043031de8
Hostname: Ampere-Limux
Storage:
/var/lib/systemd/coredump/core.systemd-udevd.0.abaa4a5b0c6641cda2c58d7c307cfc38.381.1626235949000000000000.lz4
Message: Process 381 (systemd-udevd) of user 0 dumped core.
Stack trace of thread 381:
#0 0x00005635cdf522eb in udev_rule_line_free (rule_line=0x5635cec9db20) at
../src/udev/udev-rules.c:270
#1 0x00005635cdf53d0c in udev_rule_file_free (rule_file=0x5635cecb2760) at
../src/udev/udev-rules.c:289
#2 udev_rules_free (rules=0x5635cea0ad10) at ../src/udev/udev-rules.c:302
#3 0x00005635cdf60875 in manager_free (manager=manager@entry=0x5635ce9fde60)
at ../src/udev/udevd.c:306
#4 0x00005635cdf63e34 in manager_freep (p=<synthetic pointer>) at
../src/udev/udevd.c:314
#5 run (argc=<optimized out>, argv=<optimized out>) at ../src/udev/udevd.c:1703
#6 0x00005635cdf0721a in main (argc=<optimized out>, argv=<optimized out>) at
../src/udev/udevd.c:1817
** Affects: systemd (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1936236
Title:
Repeated segfault in udev_rule_line_free
Status in systemd package in Ubuntu:
New
Bug description:
Ubuntu version: 20.04 focal (Distro: Linux Mint 20.1 Ulyssa)
systemd version: 245.4-4ubuntu3.7
What happened: systemd-udevd underwent repeated segfaults and
coredumps for unknown reasons. Loop stopped by forcing restart of
udevd. Coredump information:
PID: 381 (systemd-udevd)
UID: 0 (root)
GID: 0 (root)
Signal: 11 (SEGV)
Timestamp: Wed 2021-07-14 00:12:29 EDT (9h ago)
Command Line: /lib/systemd/systemd-udevd
Executable: /lib/systemd/systemd-udevd
Control Group: /system.slice/systemd-udevd.service
Unit: systemd-udevd.service
Slice: system.slice
Boot ID: abaa4a5b0c6641cda2c58d7c307cfc38
Machine ID: b76cc7b1bbdc489e93909d2043031de8
Hostname: Ampere-Limux
Storage:
/var/lib/systemd/coredump/core.systemd-udevd.0.abaa4a5b0c6641cda2c58d7c307cfc38.381.1626235949000000000000.lz4
Message: Process 381 (systemd-udevd) of user 0 dumped core.
Stack trace of thread 381:
#0 0x00005635cdf522eb in udev_rule_line_free (rule_line=0x5635cec9db20) at
../src/udev/udev-rules.c:270
#1 0x00005635cdf53d0c in udev_rule_file_free (rule_file=0x5635cecb2760) at
../src/udev/udev-rules.c:289
#2 udev_rules_free (rules=0x5635cea0ad10) at ../src/udev/udev-rules.c:302
#3 0x00005635cdf60875 in manager_free (manager=manager@entry=0x5635ce9fde60)
at ../src/udev/udevd.c:306
#4 0x00005635cdf63e34 in manager_freep (p=<synthetic pointer>) at
../src/udev/udevd.c:314
#5 run (argc=<optimized out>, argv=<optimized out>) at
../src/udev/udevd.c:1703
#6 0x00005635cdf0721a in main (argc=<optimized out>, argv=<optimized out>)
at ../src/udev/udevd.c:1817
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