SYZFAIL: tun: re

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syzbot

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Jul 17, 2026, 7:00:29 PM (4 days ago) Jul 17
to syzkaller-o...@googlegroups.com
Hello,

syzbot found the following issue on:

HEAD commit: 2a13fb6a1f83 ktrace: pin walked processes with ps_refcnt a..
git tree: https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan
console output: https://syzkaller.appspot.com/x/log.txt?x=16a0ccb9580000
kernel config: https://syzkaller.appspot.com/x/.config?x=85e25e37d09e1b88
dashboard link: https://syzkaller.appspot.com/bug?extid=5643703c305f0fddb65f

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/e1a5fde6d159/disk-2a13fb6a.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/efcbc77a1c42/bsd-2a13fb6a.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/9b5d74c5c033/kernel-2a13fb6a.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+564370...@syzkaller.appspotmail.com

SYZFAIL: tun: re
OpenBSD/amd64 (4��L " ��) (tty00)

login:

OpenBSD/amd64 (4��L " ��) (tty00)

login: set $lines = 0
Password:uvn_flush: obj=0xffff800001922af8, offset=0x3ff000. error during pageout.
uvn_flush: WARNING: changes to page may be lost!

Login incorrect
login: show panic
Password:
Login incorrect
login: trace
Password:
Login incorrect
login: show proc
Password:
Login incorrect
show all locks
login: Password:
Login incorrect
show all pools
login: Password:
Login incorrect


---
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Greg Steuck

unread,
Jul 18, 2026, 1:46:48 AM (4 days ago) Jul 18
to syzbot, syzkaller-openbsd-bugs
#syz invalid 

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