Root cause found, merge request here:
https://salsa.debian.org/kernel-team/linux/-/merge_requests/917
I have traced this bug to a missing memory barrier in the powerpc IPI handling
code. io_uring uses task_work_add() to schedule I/O worker creation, which in
turn issues an IPI, and when precise timing conditions are met the inconsistent
state between the two CPU cores can lead to corruption of
I have traced this to a regression in the Linux kernel. The issue appears to
be a type of data race that is more likely to occur on ppc64el than on other
architectures, but is also likely to affect other architectures. The issue
remains in the latest GIT version of the Linux kernel, and I am w
For 16 to work we'll need the Debian clang team to include this patchset:
https://reviews.llvm.org/D158066
Any chance of that happening?
- Original Message -
> From: "Andres Salomon"
> To: "Leandro Cunha" , 1051...@bugs.debian.org
> Cc: "Timothy
We've started hitting this on a busy server after upgrading to Bookworm:
2023-09-07 17:00:31 0 [Warning] You need to use --log-bin to make
--expire-logs-days or --binlog-expire-logs-seconds work.
2023-09-07 17:00:31 0 [Note] Server socket created on IP: '127.0.0.1'.
2023-09-07 17:00:31 0 [Note] /
- Original Message -
> From: "Steve McIntyre"
> To: "Timothy Pearson" , 990...@bugs.debian.org
> Sent: Thursday, June 17, 2021 7:43:15 PM
> Subject: Re: Bug#990017: [REGRESSION] Bullseye CD installer images fail to
> install GRUB on OpenPOWER ma
- Original Message -
> From: "Timothy Pearson"
> To: "Steve McIntyre"
> Cc: "990017" <990...@bugs.debian.org>
> Sent: Thursday, June 17, 2021 7:56:27 PM
> Subject: Re: Bug#990017: [REGRESSION] Bullseye CD installer images fail to
>
Package: debian-cd
Severity: Grave
Attempting to use the latest Bullseye RC2 CD installer on an OpenPOWER machine
results in a fatal error during bootloader installation:
Jun 17 21:14:45 grub-installer: info: Installing grub on '/dev/sda1'
Jun 17 21:14:45 grub-installer: info: grub-install does
Package: libhx509-5-heimdal
Version: 1.7~git20160703+dfsg-1
Severity: grave
Heimdal's X509 PAM authentication plugin crashes with the following
backtrace when attempting to use a cryptographic card to log in:
Program received signal SIGSEGV, Segmentation fault.
0x7f5c0f30e38d in _hx509_match_
I went ahead and filed a bug report upstream at:
https://sourceware.org/bugzilla/show_bug.cgi?id=19421
Hopefully this helps prod some action on this serious bug...
P,S. I completely agree with the previous commenter; this bug is unreal.
This is 2015, not 1998...core libraries breaking modern pla
Package: linux-image-4.2.0-1-powerpc64le
Version: 4.2.6-3
Severity: grave
Using the latest debian-installer netboot kernel to install on an
OpenPOWER server; install proceeds normally until disk detection when it
fails stating no disks can be found. dmesg shows a slew of errors similar
to the fol
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