syzbot


INFO: task hung in vfs_setxattr (3)
Status: upstream: reported syz repro on 2020/09/15 04:59
Reported-by: syzbot+738cca7d7d9754493513@syzkaller.appspotmail.com
First crash: 130d, last: 11d

Cause bisection: introduced by (bisect log) :
commit 6a3c7f5c87854e948c3c234e5f5e745c7c553722
Author: Nikolay Borisov <nborisov@suse.com>
Date: Thu May 28 08:05:13 2020 +0000

  btrfs: don't balance btree inode pages from buffered write path

Crash: INFO: task hung in vfs_setxattr (log)
Repro: syz .config

Fix bisection: failed (bisect log)
similar bugs (7):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in vfs_setxattr (2) 1 234d 234d 0/17 auto-closed as invalid on 2020/07/28 17:13
android-49 INFO: task hung in vfs_setxattr 4 891d 917d 0/3 auto-closed as invalid on 2019/02/22 13:09
upstream INFO: task hung in vfs_setxattr 46 764d 924d 0/17 auto-closed as invalid on 2019/06/15 01:37
linux-4.19 INFO: task hung in vfs_setxattr (2) C 2 17d 18d 0/1 upstream: reported C repro on 2021/01/01 10:53
android-414 INFO: task hung in vfs_setxattr 1 640d 640d 0/1 auto-closed as invalid on 2019/10/16 16:43
linux-4.19 INFO: task hung in vfs_setxattr 3 436d 499d 0/1 auto-closed as invalid on 2020/03/08 20:30
android-44 INFO: task hung in vfs_setxattr C 3 515d 520d 0/2 public: reported C repro on 2019/08/17 15:36

Sample crash report:

Crashes (18):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-selinux-root 2020/09/24 17:46 upstream c9c9e6a4 54289b08 .config log report syz linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/09/24 03:45 upstream 805c6d3c 287cd75a .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 2020/09/11 04:49 upstream 7fe10096 409809d8 .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 2021/01/08 11:39 upstream f5e6c330 c104d4a3 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2021/01/08 11:27 upstream f5e6c330 c104d4a3 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2021/01/08 11:11 upstream f5e6c330 c104d4a3 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2021/01/06 18:20 upstream 9f1abbe9 c104d4a3 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2021/01/06 04:42 upstream 6207214a b1c228e1 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2021/01/06 03:50 upstream 6207214a b1c228e1 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2020/12/31 12:57 upstream f6e1ea19 5cc121d6 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-root 2020/12/31 05:54 upstream f6e1ea19 5cc121d6 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-selinux-root 2020/12/31 05:48 upstream f6e1ea19 5cc121d6 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2020/12/24 08:23 upstream 58cf05f5 c2c1d1dd .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2021/01/06 18:39 upstream 9f1abbe9 c104d4a3 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2021/01/06 05:48 upstream 6207214a b1c228e1 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2020/12/31 13:06 upstream f6e1ea19 5cc121d6 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2020/12/31 05:58 upstream f6e1ea19 5cc121d6 .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2020/12/24 08:57 upstream 58cf05f5 c2c1d1dd .config log report info linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk