syzbot


INFO: task hung in __io_uring_register
Status: fixed on 2019/05/27 12:48
Reported-by: syzbot+16dc03452dee970a0c3e@syzkaller.appspotmail.com
Fix commit: b19062a5 io_uring: fix possible deadlock between io_uring_{enter,register}
First crash: 73d, last: 65d

Bisection: introduced by (bisect log):

commit 6c271ce2f1d572f7fa225700a13cfe7ced492434
Author: Jens Axboe <axboe@kernel.dk>
Date: Thu Jan 10 18:22:30 2019 +0000

  io_uring: add submission polling

Tree: upstream
Crash: INFO: task hung in __io_uring_register (log)
Repro: C syz .config

Sample crash report:

All crashes (51):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce 2019/04/15 18:50 upstream dc4060a5 505ab413 .config log report syz C axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2019/04/15 13:51 upstream dc4060a5 505ab413 .config log report syz C axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/13 06:56 upstream 8ee15f32 c402d8f1 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2019/04/20 20:38 upstream 371dd432 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2019/04/20 10:49 upstream 371dd432 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/20 01:05 upstream 3ecafda9 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/20 00:38 upstream 3ecafda9 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/19 15:34 upstream 6d906f99 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/19 06:20 upstream 6d906f99 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/18 15:10 upstream e53f31bf b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/18 07:25 upstream fe5cdef2 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/18 02:53 upstream fe5cdef2 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/17 13:38 upstream 444fe991 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/17 11:32 upstream 444fe991 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/17 06:07 upstream 444fe991 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/16 16:41 upstream 618d919c 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/15 21:10 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/15 20:20 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2019/04/15 18:53 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2019/04/15 12:06 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2019/04/15 11:59 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/15 11:59 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/15 10:38 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/15 10:21 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/15 07:10 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2019/04/15 01:02 upstream 4443f8e6 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/14 10:01 upstream 4443f8e6 c402d8f1 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/13 09:29 upstream 8ee15f32 c402d8f1 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2019/04/13 04:56 upstream 8ee15f32 c402d8f1 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2019/04/15 12:02 upstream dc4060a5 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2019/04/14 15:53 upstream 4443f8e6 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2019/04/14 10:01 upstream b60bc066 c402d8f1 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/22 01:56 linux-next 3f018f4a b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/21 14:04 linux-next 3f018f4a b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/20 15:12 linux-next 3f018f4a b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/20 01:20 linux-next 3f018f4a b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/20 00:54 linux-next 3f018f4a b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/19 14:02 linux-next 3f018f4a b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/19 06:59 linux-next 3f018f4a b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/19 02:08 linux-next 3f018f4a b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/18 05:26 linux-next a7494252 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/17 18:26 linux-next a7494252 b0e8efcb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/16 16:57 linux-next de3c659c 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/15 12:02 linux-next f9221a7a 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/15 09:23 linux-next bcb67f0f 505ab413 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/13 09:09 linux-next bcb67f0f c402d8f1 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk