Found with trusty/linux-lts-xenial: 4.4.0-215.247~14.04.1 on node kili.
** Changed in: linux (Ubuntu Xenial)
Status: Incomplete => Confirmed
** Tags added: sru-20210906
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https://bugs.launchpad.net/bugs/1912316
Title:
log_check / kernel_tainted test from ubuntu_boot failed on Intel Cloud
node grumman (failed with flag 2048)
Status in ubuntu-kernel-tests:
New
Status in linux package in Ubuntu:
Incomplete
Status in linux source package in Xenial:
Confirmed
Status in linux source package in Bionic:
Confirmed
Status in linux source package in Focal:
Confirmed
Status in linux source package in Groovy:
Won't Fix
Bug description:
Issue found on node grumman, this is not a regression.
The kernel_tainted check reports a non-zero flag 2048, this means
"workaround for bug in platform firmware applied"
log_check reports WARNINGs found in the dmesg:
10. 01/06 09:46:51 INFO |ubuntu_boo:0030| kernel: [ 7.852005] WARNING: CPU:
0 PID: 179 at /build/linux-0dlxvs/linux-4.4.0/drivers/dma/ioat/dca.c:342
ioat_dca_init+0x17c/0x1a0 [ioatdma]()
11. 01/06 09:46:51 INFO |ubuntu_boo:0030| kernel: [ 5.387292] WARNING: CPU:
0 PID: 181 at /build/linux-7Nk88i/linux-4.4.0/drivers/dma/ioat/dca.c:342
ioat_dca_init+0x17c/0x1a0 [ioatdma]()
12. 01/06 09:46:51 INFO |ubuntu_boo:0030| kernel: [ 6.039705] WARNING: CPU:
0 PID: 4 at /build/linux-7Nk88i/linux-4.4.0/drivers/dma/ioat/dca.c:342
ioat_dca_init+0x17c/0x1a0 [ioatdma]()
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