syzbot


possible deadlock in mnt_want_write
Status: upstream: reported C repro on 2018/07/23 17:30
Reported-by: syzbot+ae82084b07d0297e566b@syzkaller.appspotmail.com
First crash: 744d, last: 1d20h

Cause bisection: introduced by (bisect log):

commit 8e54cadab447dae779f80f79c87cbeaea9594f60
Author: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun Nov 27 01:05:42 2016 +0000

  fix default_file_splice_read()

Crash: INFO: possible circular locking dependency detected ] (log)
Repro: C syz .config
similar bugs (3):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 possible deadlock in mnt_want_write C 95 1d20h 474d 0/1 upstream: reported C repro on 2019/04/19 16:54
android-49 possible deadlock in mnt_want_write 1 726d 726d 0/3 auto-closed as invalid on 2019/02/22 14:57
linux-4.14 possible deadlock in mnt_want_write C 1540 19m 468d 0/1 upstream: reported C repro on 2019/04/25 05:09

Sample crash report:

Crashes (575):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-smack-root 2019/04/19 05:55 upstream 6d906f99 b0e8efcb .config log report syz C linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2018/11/21 16:23 linux-next 442b8cea 5d9a3924 .config log report syz C linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/03/06 17:23 upstream 63623fd4 c88c7b75 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2019/04/26 17:09 upstream 8113a85f b617407b .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/26 17:08 upstream 8113a85f b617407b .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2019/04/21 07:55 upstream 9e5de623 b0e8efcb .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2019/04/21 06:02 upstream 9e5de623 b0e8efcb .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2019/04/21 03:38 upstream 9e5de623 b0e8efcb .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2019/04/21 03:14 upstream 9e5de623 b0e8efcb .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2019/04/21 01:09 upstream 9e5de623 b0e8efcb .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2018/11/22 05:19 upstream 92b41928 9db828b5 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2018/11/22 00:34 upstream 92b41928 9db828b5 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2018/11/21 23:56 upstream 92b41928 9db828b5 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2018/11/21 16:13 upstream c8ce94b8 5d9a3924 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2020/02/29 19:19 linux-next bdc5461b 59b57593 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2019/04/26 17:10 linux-next 3ddfa8af b617407b .config log report syz 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 09:55 linux-next 3f018f4a 0a77c33c .config log report syz 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 06:25 linux-next 3f018f4a b0e8efcb .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2018/11/21 20:44 linux-next 442b8cea 9db828b5 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/08/04 00:55 upstream bcf87687 196277c4 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/08/03 15:45 upstream bcf87687 196277c4 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/08/01 23:16 upstream 7dc6fd0f d895b3be .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/08/01 19:30 upstream 7dc6fd0f d895b3be .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/07/31 22:24 upstream d8b9faec d895b3be .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/07/31 10:48 upstream 83bdc727 8df85ed9 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/07/29 22:57 upstream 6ba1b005 19a8de55 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/07/26 02:21 upstream 23ee3e4e 1f7cc1ca .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/07/18 10:07 upstream 88825726 9c812472 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/07/04 04:39 upstream 7cc2a8ea 51095195 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/07/04 02:59 upstream 7cc2a8ea 51095195 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/07/03 05:25 upstream cd77006e bed10395 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/07/02 20:51 upstream cd77006e bed10395 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/06/30 16:17 upstream 4e99b321 a2cdad9d .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/06/28 22:11 upstream 4e99b321 a2cdad9d .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/06/27 03:29 upstream 4a21185c aea82c00 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/06/26 15:51 upstream 4a21185c aea82c00 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/06/24 18:18 upstream 7ae77150 54566aff .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/06/20 06:29 upstream 7ae77150 81abc331 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/06/18 19:41 upstream 7ae77150 d45a4d69 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/06/18 00:56 upstream 7ae77150 b9f3810b .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/06/13 16:10 upstream 7ae77150 f4724dd3 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/06/11 09:45 upstream 7ae77150 3ab7a05a .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/06/10 22:05 upstream 7ae77150 a6f7998d .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/06/01 16:25 upstream 3d77e6a8 a0331e89 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/05/29 10:25 upstream 75caf310 d19ed305 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/05/26 14:38 upstream 9cb1fd0e 8ca3b7d2 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/05/25 09:32 upstream 9cb1fd0e 11284182 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/05/18 07:02 upstream b9bbe6ed 37bccd4e .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/05/14 23:35 upstream 8c1684bb 2d572622 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/05/04 16:23 upstream 0e698dfa 58ae5e18 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/05/02 10:08 upstream 052c467c bc734e7a .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/05/02 02:42 upstream 052c467c bc734e7a .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/04/24 19:30 upstream b4f63322 03d97a1b .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/04/24 04:56 upstream c578ddb3 2e44d63e .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/04/23 09:01 upstream c578ddb3 2e44d63e .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/04/12 08:41 upstream b032227c a8c6a3f8 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/04/11 10:26 upstream ab6f762f a8c6a3f8 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/04/10 22:05 upstream c0cc2711 a8c6a3f8 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-smack-root 2020/04/10 04:31 upstream 5d30bcac a8c6a3f8 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-qemu-upstream 2020/01/14 21:34 upstream 452424cd fa12bd3c .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2018/08/10 00:19 upstream 112cbae2 1fb62d58 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2018/07/22 23:46 upstream 45ae4df9 8cc079c3 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2018/08/10 00:18 upstream 112cbae2 1fb62d58 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2020/07/13 07:47 linux-next d31958b3 9ebcc5b1 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2020/07/01 23:57 linux-next aab20039 39acb39d .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2020/06/30 02:59 linux-next 36e3135d a2cdad9d .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2020/06/27 23:10 linux-next 36e3135d ffec44b5 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-linux-next-kasan-gce-root 2020/06/24 04:49 linux-next e7b08814 54566aff .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk