syzbot


BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
Status: upstream: reported C repro on 2021/08/21 15:19
Reported-by: syzbot+cd7ceee0d3b5892f07af@syzkaller.appspotmail.com
First crash: 67d, last: 61d

Cause bisection: introduced by (bisect log) [no-op commit]:
commit b9fc8b4a591811546fec2dbef7e9f809362100c9
Author: Grant Seltzer <grantseltzer@gmail.com>
Date: Mon Feb 22 19:58:46 2021 +0000

  bpf: Add kernel/modules BTF presence checks to bpftool feature command

Crash: WARNING in kvm_wait (log)
Repro: C syz .config

Sample crash report:

Crashes (413):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2021/08/17 21:21 linux-next 9803fb968c8c a2fe1cb5 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/24 07:27 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/24 06:02 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/24 04:42 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/24 03:05 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/24 00:54 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/24 00:54 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 21:49 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 20:38 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 18:30 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 17:30 linux-next 46debfec12b4 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 08:53 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 07:11 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 04:16 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 03:59 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 02:34 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/23 00:53 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 23:53 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 21:47 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 21:38 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 20:37 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 17:58 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 16:24 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 14:09 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 12:28 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 11:14 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 10:35 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 08:53 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 07:39 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 06:00 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 04:37 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 03:03 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 01:50 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 01:39 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/22 00:21 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 22:37 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 20:48 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 19:59 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 18:12 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 16:48 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 15:35 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 14:31 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 11:38 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/21 11:35 linux-next 86ed57fd8c93 b599f2fc .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown
ci-upstream-linux-next-kasan-gce-root 2021/08/17 15:17 linux-next 9803fb968c8c a2fe1cb5 .config log report info BUG: unable to handle kernel NULL pointer dereference in unix_shutdown