either the bug was never really fixed or it got back since kernel
5.15.0-105-generic (Linux Mint) has the same overflow as before.
"1.375012] UBSAN: shift-out-of-bounds in
/build/linux-yUfQuC/linux-5.15.0/drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_device_queue_manager.c:997:32
[1.375014] shift
there was upgrade today, 5.15.0-87-generic. I sm not able to see the out
of bounds or crash anymore so I am going to close this as fixed.
** Changed in: linux (Ubuntu)
Status: Confirmed => Fix Committed
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there was a kernel upgrade today.5.15.0-86-generic. I can't find the the
error or the crash from dmesg messages anymore, but I could not find
anything related from changelog either.
https://changelogs.ubuntu.com/changelogs/pool/main/l/linux/linux_5.15.0-86.96/changelog.
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still the same 5.15.0-84-generic. I don't want to swap kernel tree, just
a patch back-port.
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Title:
5.15.0-53-UBSAN:
Jarkko, I think opting for a newer kernel can be a solution:
$ sudo apt install linux-oem-22.04d
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Title:
5.15.0-53-UBSAN:
no change 5.15.0-83-generic.
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
Status in linux package in Ubuntu:
Confirmed
no change 5.15.0-82-generic
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
Status in linux package in Ubuntu:
Confirmed
5.15.0-78-generic #85-Ubuntu
[1.440676] UBSAN: shift-out-of-bounds in
/build/linux-OC2Jcv/linux-5.15.0/drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_device_queue_manager.c:997:32
[1.440678] shift exponent 64 is too large for 64-bit type 'long long
unsigned int'
followed by a crash as
5.15.0-76-generic the same as before!
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
Status in linux package in Ubuntu:
5.15.0-75-generic the same as before!
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
Status in linux package in Ubuntu:
There was a kernel upgrade today (5.15.0.73). there is still that
overflow followed by a crash.
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Title:
5.15.0-53-UBSAN:
There was a kernel upgrade today ( 5.15.72). I see nothing changed.
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
Status
There was an update today (Linux Mint) 5.15.0-71-generic, is still having the
"shift exponent 64 is too large for 64-bit type 'long long unsigned int'
", followed by a crash.
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I got a kernel upgrade today. the issue seems to remain.
5.15.0-70-generic #77-Ubuntu (Linux Mint). Please try to upstream the
patch(es).
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5.15.0-69-generic -no change as far I can tell.
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
Status in linux package in
I got a kernel upgrade from Linux mint 5.15.0-67
I see no change in dmesg.
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
there was a kernel update today (5.15.0-60-generic) but I still see the
overflow followed by a kernel crash. So no change.
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Title:
I suspect it was fixed with:
commit b292cafe2dd02d96a07147e4b160927e8399d5cc
Author: Felix Kuehling
Date: Wed Sep 21 17:45:59 2022 -0400
drm/amdkfd: Fix UBSAN shift-out-of-bounds warning
This was fixed in initialize_cpsch before, but not in initialize_nocpsch.
Factor sdma bitmap
the same with -5.15.0-58-generic as 5.15.0-57-generic.
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
Status in linux
5.15.0-57-generic
[1.341512] UBSAN: shift-out-of-bounds in
/build/linux-cwzuoS/linux-5.15.0/drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_device_queue_manager.c:997:32
[1.341514] shift exponent 64 is too large for 64-bit type 'long long
unsigned int'
and the crash is also there.
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there was kernel 5.15.0-56-generic available today. it doesn't fix the
ubsan error or the crash in dmesg.
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Title:
5.15.0-53-UBSAN:
I made a mistake. the 1st upload was with working 6.0 series kernel, I
redo the command after reboot.
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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apport information
** Description changed:
from dmesg
1.313665] UBSAN: shift-out-of-bounds in
/build/linux-JjvoxS/linux-5.15.0/drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_device_queue_manager.c:997:32
[1.313668] shift exponent 64 is too large for 64-bit type 'long long
unsigned int'
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apport information
** Tags added: apport-collected vanessa
** Description changed:
from dmesg
1.313665] UBSAN: shift-out-of-bounds in
/build/linux-JjvoxS/linux-5.15.0/drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_device_queue_manager.c:997:32
[1.313668] shift exponent 64 is too large
** Package changed: ubuntu => linux (Ubuntu)
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Title:
5.15.0-53-UBSAN: shift-out-of-bounds in amdgpu
Status in linux package in
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