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* [linux-next:master] [fs]  313c47f4fe: BUG:kernel_hang_in_test_stage
@ 2026-01-27  6:26 kernel test robot
  2026-01-30 16:59 ` Christian Brauner
  0 siblings, 1 reply; 6+ messages in thread
From: kernel test robot @ 2026-01-27  6:26 UTC (permalink / raw)
  To: Christian Brauner
  Cc: oe-lkp, lkp, Jeff Layton, linux-doc, linux-fsdevel, oliver.sang



Hello,

kernel test robot noticed "BUG:kernel_hang_in_test_stage" on:

commit: 313c47f4fe4d07eb2969f429a66ad331fe2b3b6f ("fs: use nullfs unconditionally as the real rootfs")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master

[test failed on linux-next/master ca3a02fda4da8e2c1cb6baee5d72352e9e2cfaea]

in testcase: trinity
version: 
with following parameters:

	runtime: 300s
	group: group-00
	nr_groups: 5



config: x86_64-kexec
compiler: clang-20
test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 32G

(please refer to attached dmesg/kmsg for entire log/backtrace)



If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202601270735.29b7c33e-lkp@intel.com



[   27.746952][ T1793] /lkp/lkp/src/monitors/meminfo: line 25: /lkp/lkp/src/bin/event/wait: not found
[   31.757224][ T1793] /lkp/lkp/src/monitors/oom-killer: line 94: dmesg: not found
[   31.757224][ T1793] /lkp/lkp/src/monitors/oom-killer: line 94: grep: not found
[   31.757224][ T1793] /lkp/lkp/src/monitors/oom-killer: line 25: /lkp/lkp/src/bin/event/wait: not found
[   65.744824][ T4974] trinity-main[4974]: segfault at 0 ip 0000000000000000 sp 00007ffe08d2ec08 error 15 likely on CPU 0 (core 0, socket 0)
[   65.746308][ T4974] Code: Unable to access opcode bytes at 0xffffffffffffffd6.

Code starting with the faulting instruction
===========================================
/etc/rc5.d/S77lkp-bootstrap: line 79: sleep: not found
BUG: kernel hang in test stage



The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20260127/202601270735.29b7c33e-lkp@intel.com



-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2026-02-05  8:09 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-01-27  6:26 [linux-next:master] [fs] 313c47f4fe: BUG:kernel_hang_in_test_stage kernel test robot
2026-01-30 16:59 ` Christian Brauner
2026-01-31 11:41   ` Christian Brauner
2026-02-03  1:30     ` Oliver Sang
2026-02-03 12:57       ` Christian Brauner
2026-02-05  8:09         ` Oliver Sang

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