This can be found on generic 4.15.0-145.149 as well
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Summary changed:
- cfs_bandwidth01 in sched from ubuntu_ltp_stable failed on B-azure-4.15
+ cfs_bandwidth01 in sched from ubuntu_ltp_stable failed on B-4.15
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https://bugs.launchpad.net/bugs/1931325
Title:
cfs_bandwidth01 in sched from ubuntu_ltp_stable failed on B-4.15
Status in ubuntu-kernel-tests:
New
Status in linux package in Ubuntu:
New
Bug description:
Issue found on Azure 4.15.0-1116.129 Bionic
This is a new test case added 8 days ago. So this is not a regression:
https://github.com/linux-test-project/ltp/commit/d7b2d7cea71feaea1f27cae185abfe39f238d649
Test log:
cfs_bandwidth01.c:49: TINFO: Set 'worker1/cpu.max' = '3000 10000'
cfs_bandwidth01.c:49: TINFO: Set 'worker2/cpu.max' = '2000 10000'
cfs_bandwidth01.c:49: TINFO: Set 'worker3/cpu.max' = '3000 10000'
cfs_bandwidth01.c:113: TPASS: Scheduled bandwidth constrained workers
cfs_bandwidth01.c:49: TINFO: Set 'level2/cpu.max' = '5000 10000'
cfs_bandwidth01.c:125: TPASS: Workers exited
cfs_bandwidth01.c:113: TPASS: Scheduled bandwidth constrained workers
cfs_bandwidth01.c:49: TINFO: Set 'level2/cpu.max' = '5000 10000'
cfs_bandwidth01.c:125: TPASS: Workers exited
cfs_bandwidth01.c:113: TPASS: Scheduled bandwidth constrained workers
cfs_bandwidth01.c:49: TINFO: Set 'level2/cpu.max' = '5000 10000'
cfs_bandwidth01.c:125: TPASS: Workers exited
cfs_bandwidth01.c:113: TPASS: Scheduled bandwidth constrained workers
cfs_bandwidth01.c:49: TINFO: Set 'level2/cpu.max' = '5000 10000'
cfs_bandwidth01.c:125: TPASS: Workers exited
cfs_bandwidth01.c:113: TPASS: Scheduled bandwidth constrained workers
cfs_bandwidth01.c:49: TINFO: Set 'level2/cpu.max' = '5000 10000'
cfs_bandwidth01.c:125: TPASS: Workers exited
tst_test.c:1349: TFAIL: Kernel is now tainted.
HINT: You _MAY_ be missing kernel fixes, see:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=39f23ce07b93
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b34cb07dde7c
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fe61468b2cbc
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5ab297bab984
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6d4d22468dae
Summary:
passed 10
failed 1
broken 0
skipped 0
warnings 0
tag=cfs_bandwidth01 stime=1622734092 dur=15 exit=exited stat=1 core=no
cu=478 cs=303
Note that this test has failed on the following instances:
* Basic_A2
* Standard_B1ms
* Standard_D48_v3
* Standard_F32s_v2
But passed with:
* Standard_DS15_v2
* Standard_DS5_v2
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