syzbot


INFO: task hung in lock_mount (4)
Status: upstream: reported on 2021/07/24 02:18
Reported-by: syzbot+183b1203a047848d6123@syzkaller.appspotmail.com
First crash: 132d, last: 18d
similar bugs (9):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 INFO: task hung in lock_mount C 103 850d 967d 0/3 public: reported C repro on 2019/04/11 08:44
linux-4.19 INFO: task hung in lock_mount 5 693d 824d 0/1 auto-closed as invalid on 2020/05/09 01:51
upstream INFO: task hung in lock_mount C error error 1231 1d00h 1313d 0/22 upstream: reported C repro on 2018/04/30 17:46
linux-4.19 INFO: task hung in lock_mount (2) 2 530d 537d 0/1 auto-closed as invalid on 2020/10/18 21:28
android-44 INFO: task hung in lock_mount C 4 1247d 965d 0/2 public: reported C repro on 2019/04/13 00:00
linux-4.19 INFO: task hung in lock_mount (3) 1 297d 297d 0/1 auto-closed as invalid on 2021/06/09 16:09
linux-4.14 INFO: task hung in lock_mount 2 725d 726d 0/1 auto-closed as invalid on 2020/04/07 06:26
upstream INFO: task can't die in lock_mount C 75 11d 349d 0/22 closed as dup on 2021/01/18 10:01
upstream INFO: task can't die in iget5_locked 7 282d 306d 22/22 fixed on 2021/04/09 19:46

Sample crash report:

Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2021/11/15 09:17 linux-4.19.y 3f8a27f9e27b 75b04091 .config log report info INFO: task hung in lock_mount
ci2-linux-4-19 2021/11/02 04:18 linux-4.19.y 3f8a27f9e27b 098b5d53 .config log report info INFO: task hung in lock_mount
ci2-linux-4-19 2021/10/12 08:43 linux-4.19.y e34184f53363 838e7e2c .config log report info INFO: task hung in lock_mount
ci2-linux-4-19 2021/08/25 08:22 linux-4.19.y 59456c9cc40c b599f2fc .config log report info INFO: task hung in lock_mount
ci2-linux-4-19 2021/08/12 11:02 linux-4.19.y 5c66974a6304 6972b106 .config log report info INFO: task hung in lock_mount
ci2-linux-4-19 2021/07/24 02:17 linux-4.19.y 4938296e03bd bc5f1d88 .config log report info INFO: task hung in lock_mount