Messages in this thread | | | From | Vegard Nossum <> | Date | Mon, 24 Jan 2022 14:00:01 +0100 | Subject | Re: [syzbot] BUG: unable to handle kernel NULL pointer dereference in unix_shutdown |
| |
On Sat, 21 Aug 2021 at 17:19, syzbot <syzbot+cd7ceee0d3b5892f07af@syzkaller.appspotmail.com> wrote: > > Hello, > > syzbot found the following issue on: > > HEAD commit: 9803fb968c8c Add linux-next specific files for 20210817 > git tree: linux-next > console output: https://syzkaller.appspot.com/x/log.txt?x=1727c65e300000 > kernel config: https://syzkaller.appspot.com/x/.config?x=681282daead30d81 > dashboard link: https://syzkaller.appspot.com/bug?extid=cd7ceee0d3b5892f07af > compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13fb6ff9300000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15272861300000 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+cd7ceee0d3b5892f07af@syzkaller.appspotmail.com > > BUG: kernel NULL pointer dereference, address: 0000000000000000
Looks like this was only ever hit in linux-next and fixed before it got to mainline? Anyway, I can confirm the following patch fixes the issue:
#syz fix: af_unix: Fix NULL pointer bug in unix_shutdown
Vegard
| |