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This change has been made by an automated script, maintained by the
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** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Changed in: linux (Ubuntu Kinetic)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1999094
Title:
mm:vma05 in ubuntu_ltp fails with '[vdso] bug not patched' on
kinetic/linux 5.19.0-27.28
Status in ubuntu-kernel-tests:
New
Status in linux package in Ubuntu:
Confirmed
Status in linux source package in Kinetic:
Incomplete
Bug description:
This test fails on 5.19.0-27.28 in cycle 2022.11.14 on most if not all
instances.
Running tests.......
vma05 1 TINFO: timeout per run is 0h 5m 0s
vma05 1 TFAIL: [vdso] bug not patched
vma05 2 TINFO: AppArmor enabled, this may affect test results
vma05 2 TINFO: it can be disabled with TST_DISABLE_APPARMOR=1 (requires
super/root)
vma05 2 TINFO: loaded AppArmor profiles: none
--------------------------------------------------------------------
Looking at the contents of the triggered backtrace, on 5.19.0-26 the contents
look like this:
vma05 1 TPASS: [vsyscall] reported correctly
vma05 1 TINFO: TRACE=Reading symbols from vma05_vdso...
[New LWP 418325]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `vma05_vdso'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 __pthread_kill_implementation (no_tid=0, signo=11,
threadid=<optimized out>) at ./nptl/pthread_kill.c:44
Thread 1 (Thread 0x7f3093c4e740 (LWP 418325)):
#0 __pthread_kill_implementation (no_tid=0, signo=11, threadid=<optimized
out>) at ./nptl/pthread_kill.c:44
#1 __pthread_kill_internal (signo=11, threadid=<optimized out>) at
./nptl/pthread_kill.c:78
#2 __GI___pthread_kill (threadid=<optimized out>, signo=signo@entry=11) at
./nptl/pthread_kill.c:89
#3 0x00007f3093a3bc46 in __GI_raise (sig=sig@entry=11) at
../sysdeps/posix/raise.c:26
#4 0x000055f54287a072 in main () at vma05_vdso.c:5
vma05 1 TPASS: [vdso] backtrace complete
--------------------------------------------------------------
while on 5.19.0-27.28 it looks like this:
vma05 1 TINFO: TRACE=Reading symbols from vma05_vdso...
[New LWP 1501]
Core was generated by `vma05_vdso'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007f9b3c09226b in ?? ()
Thread 1 (LWP 1501):
#0 0x00007f9b3c09226b in ?? ()
Backtrace stopped: Cannot access memory at address 0x7ffc216242b0
vma05 1 TFAIL: [vdso] bug not patched
vma05 2 TINFO: AppArmor enabled, this may affect test results
vma05 2 TINFO: it can be disabled with TST_DISABLE_APPARMOR=1 (requires
super/root)
vma05 2 TINFO: loaded AppArmor profiles: none
Suggesting that this bug has somehow been reintroduced. Will look into
this further.
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