syzbot


INFO: task hung in p9_fd_close
Status: upstream: reported C repro on 2019/08/11 15:06
Reported-by: syzbot+4c95c74a88b035133d2c@syzkaller.appspotmail.com
First crash: 636d, last: 24d

Fix bisection: the fix commit could be any of (bisect log):
  3ffe1e79c174 Linux 4.14.138
  56dfe6252c68 Linux 4.14.188
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in p9_fd_close C error error 136 2d20h 617d 0/22 upstream: reported C repro on 2019/08/30 19:28
linux-4.19 INFO: task hung in p9_fd_close C 47 22d 628d 0/1 upstream: reported C repro on 2019/08/19 15:52
upstream INFO: task can't die in p9_fd_close C done 19 18d 255d 0/22 upstream: reported C repro on 2020/08/26 10:38

Sample crash report:

Crashes (52):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/02/12 02:16 linux-4.14.y 2c8a3fce a5f86b15 .config log report syz C INFO: task hung in p9_fd_close
ci2-linux-4-14 2019/08/11 14:05 linux-4.14.y 3ffe1e79 acb51638 .config log report syz C
ci2-linux-4-14 2020/12/18 11:25 linux-4.14.y 3f2ecb86 04201c06 .config log report syz
ci2-linux-4-14 2020/12/16 07:11 linux-4.14.y 3f2ecb86 f213e07e .config log report syz
ci2-linux-4-14 2020/12/13 14:45 linux-4.14.y 3f2ecb86 bca53db9 .config log report syz
ci2-linux-4-14 2020/12/13 06:31 linux-4.14.y 3f2ecb86 bca53db9 .config log report syz
ci2-linux-4-14 2020/12/05 01:17 linux-4.14.y c196b3a9 20366b87 .config log report syz
ci2-linux-4-14 2020/12/01 21:19 linux-4.14.y 87335852 07bfe8a5 .config log report syz
ci2-linux-4-14 2020/11/26 23:15 linux-4.14.y 87335852 2f1cec62 .config log report syz
ci2-linux-4-14 2019/10/08 00:51 linux-4.14.y 42327896 28ac6e64 .config log report syz
ci2-linux-4-14 2021/04/14 09:26 linux-4.14.y 958e517f 3134b37f .config log report info INFO: task hung in p9_fd_close
ci2-linux-4-14 2021/02/27 02:22 linux-4.14.y 3242aa3a 4c37c133 .config log report info INFO: task hung in p9_fd_close
ci2-linux-4-14 2021/02/12 19:14 linux-4.14.y 2c8a3fce 98682e5e .config log report info INFO: task hung in p9_fd_close
ci2-linux-4-14 2021/02/11 23:22 linux-4.14.y 2c8a3fce a5f86b15 .config log report info INFO: task hung in p9_fd_close
ci2-linux-4-14 2020/12/02 00:36 linux-4.14.y 87335852 c42a35e9 .config log report info
ci2-linux-4-14 2020/11/25 18:15 linux-4.14.y 87335852 3f581b43 .config log report info
ci2-linux-4-14 2020/11/20 20:07 linux-4.14.y 8961076e 68068804 .config log report info
ci2-linux-4-14 2020/10/21 12:40 linux-4.14.y 5b7a52cd 99c64d5c .config log report info
ci2-linux-4-14 2020/10/21 11:19 linux-4.14.y 5b7a52cd 99c64d5c .config log report info
ci2-linux-4-14 2020/10/21 09:12 linux-4.14.y cbfa1702 e761439e .config log report info
ci2-linux-4-14 2020/10/19 09:37 linux-4.14.y cbfa1702 ff4a3345 .config log report info
ci2-linux-4-14 2020/10/19 04:55 linux-4.14.y cbfa1702 fea47c01 .config log report info
ci2-linux-4-14 2020/10/18 21:47 linux-4.14.y cbfa1702 fea47c01 .config log report info
ci2-linux-4-14 2020/10/12 09:23 linux-4.14.y cbfa1702 4a77ae0b .config log report info
ci2-linux-4-14 2020/09/20 19:19 linux-4.14.y cbfa1702 9564d2e9 .config log report info
ci2-linux-4-14 2020/09/11 08:43 linux-4.14.y 458a534c ac7ca78e .config log report
ci2-linux-4-14 2020/08/28 22:05 linux-4.14.y d7e78d08 d5a3ae1f .config log report
ci2-linux-4-14 2020/08/25 11:23 linux-4.14.y 6a24ca25 344da168 .config log report
ci2-linux-4-14 2020/05/17 16:15 linux-4.14.y ab9dfda2 37bccd4e .config log report
ci2-linux-4-14 2020/05/17 10:50 linux-4.14.y ab9dfda2 37bccd4e .config log report
ci2-linux-4-14 2020/04/09 08:13 linux-4.14.y 4520f06b a8c6a3f8 .config log report
ci2-linux-4-14 2020/03/21 13:43 linux-4.14.y 01364dad aa6c6a55 .config log report
ci2-linux-4-14 2020/02/24 17:56 linux-4.14.y 98db2bf2 1253d6f0 .config log report
ci2-linux-4-14 2020/02/24 17:53 linux-4.14.y 98db2bf2 1253d6f0 .config log report
ci2-linux-4-14 2019/12/30 01:08 linux-4.14.y e1f7d50a af6b8ef8 .config log report
ci2-linux-4-14 2019/12/22 09:36 linux-4.14.y e1f7d50a bc586918 .config log report
ci2-linux-4-14 2019/12/16 13:05 linux-4.14.y a844dc4c 0ae38e44 .config log report
ci2-linux-4-14 2019/12/15 14:57 linux-4.14.y a844dc4c eef6e580 .config log report
ci2-linux-4-14 2019/12/09 20:39 linux-4.14.y a844dc4c b31eda3d .config log report
ci2-linux-4-14 2019/11/27 18:08 linux-4.14.y 43598c57 0d63f89c .config log report
ci2-linux-4-14 2019/11/27 07:41 linux-4.14.y 43598c57 1048481f .config log report
ci2-linux-4-14 2019/11/23 13:47 linux-4.14.y f56f3d0e 598ca6c8 .config log report
ci2-linux-4-14 2019/11/19 21:45 linux-4.14.y 775d01b6 432c7650 .config log report
ci2-linux-4-14 2019/11/19 20:38 linux-4.14.y 775d01b6 432c7650 .config log report
ci2-linux-4-14 2019/11/17 07:14 linux-4.14.y 775d01b6 cdac920b .config log report
ci2-linux-4-14 2019/11/15 03:06 linux-4.14.y 775d01b6 048f2d49 .config log report
ci2-linux-4-14 2019/11/13 17:03 linux-4.14.y 4762bcd4 048f2d49 .config log report
ci2-linux-4-14 2019/11/11 13:10 linux-4.14.y c9fda4f2 dc438b91 .config log report
ci2-linux-4-14 2019/11/02 21:34 linux-4.14.y ddef1e8e d603afc9 .config log report
ci2-linux-4-14 2019/10/15 13:57 linux-4.14.y e132c8d7 b5268b89 .config log report
ci2-linux-4-14 2019/10/14 09:15 linux-4.14.y e132c8d7 2f661ec4 .config log report
ci2-linux-4-14 2019/10/07 05:16 linux-4.14.y db189223 f3f7d9c8 .config log report