syzbot


witness: reversal: sbufsnd inode

Status: upstream: reported on 2024/08/16 02:58
Reported-by: syzbot+5f034dbb5104f283e999@syzkaller.appspotmail.com
First crash: 97d, last: 31d

Sample crash report:
witness: lock order reversal:
 1st 0xffff80000152d190 sbufsnd (&so->so_snd.sb_lock)
 2nd 0xfffffd807aca90a8 inode (&ip->i_lock)


OpenBSD/amd64 (Amnesiac) (tty00)

login: set $lines = 0
Password:set $maxwidth = 0
Login incorrect
login: show panic
Password:trace
Login incorrect
login: show registers
Password:show proc
Login incorrect
login: ps
Password:show all locks
Login incorrect
show malloc
login: Password:show all pools
Login incorrect
machine ddbcpu 0
login: Password:trace
Login incorrect
machine ddbcpu 1
login: Password:trace
Login incorrect

Crashes (4):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/10/20 21:42 openbsd 10994215a7ed cd6fc0a3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore witness: reversal: sbufsnd inode
2024/08/16 02:58 openbsd 674f03e5c4ec e4bacdaf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore witness: reversal: sbufsnd inode
2024/08/16 02:57 openbsd 674f03e5c4ec e4bacdaf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore witness: reversal: sbufsnd inode
2024/08/16 02:57 openbsd 674f03e5c4ec e4bacdaf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore witness: reversal: sbufsnd inode
* Struck through repros no longer work on HEAD.