** No longer affects: linux-kvm (Ubuntu)
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https://bugs.launchpad.net/bugs/1805105
Title:
/proc/self/stack does not exist in kvm kernel, causing failures in
kernel
On a second thought
As this test has been corrected to cope with a kernel without CONFIG_STACKTRACE
enabled.
I think this should be enough to close this bug.
If we ever need a discussion / tracking bug for enabling
CONFIG_STACKTRACE or not, we can have a new bug for it.
I will close this bug.
** No longer affects: linux (Ubuntu)
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https://bugs.launchpad.net/bugs/1805105
Title:
/proc/self/stack does not exist in kvm kernel, causing failures in
kernel security
By the way, on 4.19, this is now only readable by root. So, now returns
EACCESS when user tries to read it.
$ cat /proc/self/stack
cat: /proc/self/stack: Permission denied
f8a00cef17206ecd1b30d3d9f99e10d9fa707aa7 proc: restrict kernel stack
dumps to root
** Also affects: linux (Ubuntu)
The qa-regression-testing side of things is fixed in commit
https://git.launchpad.net/qa-regression-
testing/commit/?id=b5cea2f0466f932a86fe31ac3a3ff51dcb99c95e .
Thanks!
** Changed in: qa-regression-testing
Status: New => Fix Released
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Regardless of whether the linux-kvm maintainer decides to enable this
option, the test should not fail if the option is disabled. I'll fix qrt
to check for CONFIG_STACKTRACE.
Thanks!
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Yeah that would be another option for maintainer to decide. Not sure if
we will this debug feature for KVM kernels.
** Also affects: linux-kvm (Ubuntu)
Importance: Undecided
Status: New
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