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witness: reversal: sbufsnd inode (2)
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syzbot
unread,
Feb 16, 2025, 11:01:22 AM
2/16/25
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to syzkaller-o...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 3411e7e2a484 Revert SMR protection of rt_gwroute.
git tree: openbsd
console output:
https://syzkaller.appspot.com/x/log.txt?x=13c397df980000
kernel config:
https://syzkaller.appspot.com/x/.config?x=7058272de1526588
dashboard link:
https://syzkaller.appspot.com/bug?extid=1be12bd88b5b1508ddd5
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image:
https://storage.googleapis.com/syzbot-assets/61e819b81e49/disk-3411e7e2.raw.xz
bsd.gdb:
https://storage.googleapis.com/syzbot-assets/40f21e74da44/bsd-3411e7e2.gdb.xz
kernel image:
https://storage.googleapis.com/syzbot-assets/efb45e94d194/kernel-3411e7e2.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by:
syzbot+1be12b...@syzkaller.appspotmail.com
witness: lock order reversal:
1st 0xffff800010fe01d0 sbufsnd (&so->so_snd.sb_lock)
2nd 0xfffffd8079165ee0 inode (&ip->i_lock)
OpenBSD/amd64 (Amnesiac) (tty00)
login: set $lines = 0
Password:
Login incorrect
login: show panic
Password:
Login incorrect
login: show registers
Password:
Login incorrect
login: ps
Password:
Login incorrect
show malloc
login: Password:
Login incorrect
machine ddbcpu 0
login: Password:
Login incorrect
machine ddbcpu 1
login: Password:
Login incorrect
---
This report is generated by a bot. It may contain errors.
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syzbot
unread,
May 28, 2025, 4:57:20 PM
5/28/25
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Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.
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