syzbot


general protection fault in io_disable_sqo_submit
Status: fixed on 2021/03/10 01:48
Reported-by: syzbot+ab412638aeb652ded540@syzkaller.appspotmail.com
Fix commit: b4411616c26f io_uring: fix null-deref in io_disable_sqo_submit
First crash: 327d, last: 321d

Cause bisection: introduced by (bisect log) :
commit d9d05217cb6990b9a56e13b56e7a1b71e2551f6c
Author: Pavel Begunkov <asml.silence@gmail.com>
Date: Fri Jan 8 20:57:25 2021 +0000

  io_uring: stop SQPOLL submit on creator's death

Crash: BUG: unable to handle kernel NULL pointer dereference in io_disable_sqo_submit (log)
Repro: C syz .config
duplicates (1):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
general protection fault in io_uring_setup C done 19 322d 324d 0/22 closed as dup on 2021/01/15 04:44

Sample crash report:

Crashes (124):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/01/11 20:27 upstream 7c53f6b671f4 2c1f2513 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2021/01/16 22:55 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/16 21:17 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/16 20:12 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/16 18:53 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/16 15:13 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/16 08:10 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/16 06:24 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/16 03:36 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce 2021/01/16 03:32 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce 2021/01/16 02:22 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce 2021/01/15 23:18 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/15 21:50 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/15 16:12 upstream 146620506274 65a7a854 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/15 14:32 upstream 146620506274 65a7a854 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/15 13:27 upstream 146620506274 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/15 11:29 upstream 146620506274 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/15 07:26 upstream 146620506274 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/14 23:29 upstream 65f0d2414b70 65a7a854 .config log report info
ci-upstream-kasan-gce 2021/01/14 20:14 upstream 65f0d2414b70 65a7a854 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/14 14:59 upstream 65f0d2414b70 269d24e8 .config log report info
ci-upstream-kasan-gce-root 2021/01/14 13:35 upstream 65f0d2414b70 269d24e8 .config log report info
ci-upstream-kasan-gce-root 2021/01/14 12:26 upstream 65f0d2414b70 269d24e8 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/14 11:35 upstream 65f0d2414b70 269d24e8 .config log report info
ci-upstream-kasan-gce-root 2021/01/14 09:39 upstream 65f0d2414b70 269d24e8 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/14 08:01 upstream 65f0d2414b70 269d24e8 .config log report info
ci-upstream-kasan-gce-root 2021/01/14 05:13 upstream 65f0d2414b70 269d24e8 .config log report info
ci-qemu-upstream 2021/01/14 00:27 upstream 65f0d2414b70 269d24e8 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/13 22:43 upstream e609571b5ffa a945f0a3 .config log report info
ci-upstream-kasan-gce-root 2021/01/13 19:19 upstream e609571b5ffa a945f0a3 .config log report info
ci-upstream-kasan-gce-root 2021/01/13 18:22 upstream e609571b5ffa a945f0a3 .config log report info
ci-upstream-kasan-gce 2021/01/13 16:45 upstream e609571b5ffa a945f0a3 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/13 10:12 upstream e609571b5ffa 0cdd6185 .config log report info
ci-upstream-kasan-gce-root 2021/01/13 10:03 upstream e609571b5ffa 0cdd6185 .config log report info
ci-upstream-kasan-gce-root 2021/01/13 07:50 upstream e609571b5ffa 0cdd6185 .config log report info
ci-upstream-kasan-gce-root 2021/01/13 07:19 upstream e609571b5ffa 0cdd6185 .config log report info
ci-upstream-kasan-gce-root 2021/01/13 06:51 upstream e609571b5ffa 0cdd6185 .config log report info
ci-upstream-kasan-gce-root 2021/01/13 06:01 upstream e609571b5ffa 0cdd6185 .config log report info
ci-upstream-kasan-gce 2021/01/11 20:13 upstream 7c53f6b671f4 2c1f2513 .config log report info
ci-qemu-upstream-386 2021/01/16 22:25 upstream 1d94330a437a 65a7a854 .config log report info
ci-qemu-upstream-386 2021/01/16 01:12 upstream 82821be8a2e1 65a7a854 .config log report info
ci-qemu-upstream-386 2021/01/15 10:51 upstream 146620506274 65a7a854 .config log report info
ci-qemu-upstream-386 2021/01/13 21:37 upstream 65f0d2414b70 a945f0a3 .config log report info
ci-qemu-upstream-386 2021/01/13 14:23 upstream e609571b5ffa a945f0a3 .config log report info
ci-qemu-upstream-386 2021/01/13 08:36 upstream e609571b5ffa 0cdd6185 .config log report info
ci-qemu-upstream-386 2021/01/12 21:47 upstream e609571b5ffa 0cdd6185 .config log report info
ci-upstream-kasan-gce-386 2021/01/12 12:43 upstream a0d54b4f5b21 2c1f2513 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/17 09:47 linux-next b3a3cbdec55b 65a7a854 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/17 06:37 linux-next b3a3cbdec55b 65a7a854 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/17 01:30 linux-next b3a3cbdec55b 65a7a854 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/15 08:36 linux-next 9152a993930d 65a7a854 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/13 04:42 linux-next df869cab4b35 0cdd6185 .config log report info