Messages in this thread | | | Date | Wed, 12 Oct 2022 17:08:24 +0200 | From | Jiri Pirko <> | Subject | Re: [syzbot] kernel panic: kernel stack overflow |
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Wed, Oct 12, 2022 at 03:54:59PM CEST, dvyukov@google.com wrote: >On Wed, 12 Oct 2022 at 15:11, Jiri Pirko <jiri@resnulli.us> wrote: >> >> Wed, Oct 12, 2022 at 09:53:27AM CEST, dvyukov@google.com wrote: >> >On Wed, 12 Oct 2022 at 09:48, syzbot >> ><syzbot+60748c96cf5c6df8e581@syzkaller.appspotmail.com> wrote: >> >> >> >> Hello, >> >> >> >> syzbot found the following issue on: >> >> >> >> HEAD commit: bbed346d5a96 Merge branch 'for-next/core' into for-kernelci >> >> git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci >> >> console output: https://syzkaller.appspot.com/x/log.txt?x=14a03a2a880000 >> >> kernel config: https://syzkaller.appspot.com/x/.config?x=aae2d21e7dd80684 >> >> dashboard link: https://syzkaller.appspot.com/bug?extid=60748c96cf5c6df8e581 >> >> compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2 >> >> userspace arch: arm64 >> >> >> >> Unfortunately, I don't have any reproducer for this issue yet. >> >> >> >> Downloadable assets: >> >> disk image: https://storage.googleapis.com/syzbot-assets/11078f50b80b/disk-bbed346d.raw.xz >> >> vmlinux: https://storage.googleapis.com/syzbot-assets/398e5f1e6c84/vmlinux-bbed346d.xz >> >> >> >> IMPORTANT: if you fix the issue, please add the following tag to the commit: >> >> Reported-by: syzbot+60748c96cf5c6df8e581@syzkaller.appspotmail.com >> > >> >+Jiri >> > >> >It looks like the issue is with the team device. It seems to call >> >itself infinitely. >> >team_device_event was mentioned in stack overflow bugs in the past: >> >https://groups.google.com/g/syzkaller-bugs/search?q=%22team_device_event%22 >> >> Hi, do you have dmesg output available by any chance? > >Hi Jiri, > >syzbot attaches dmesg output to every report under the "console output" link.
I see. I guess the debug messages are not printed out, I don't see them there. Would it be possible to turn them on?
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