syzbot


INFO: task hung in __sync_dirty_buffer
Status: upstream: reported C repro on 2020/10/11 09:03
Reported-by: syzbot+d0c2e06c668c2060c48f@syzkaller.appspotmail.com
First crash: 416d, last: 71d

Fix bisection: failed (bisect log)
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 INFO: task hung in __sync_dirty_buffer C 3 4d02h 428d 0/1 upstream: reported C repro on 2020/09/29 05:34
upstream INFO: task hung in __sync_dirty_buffer C inconclusive 2 1d04h 91d 0/22 upstream: reported C repro on 2021/09/01 20:17

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2021/05/23 19:44 linux-4.19.y 1e986fe9ad15 3c7fef33 .config log report syz C INFO: task hung in __sync_dirty_buffer
ci2-linux-4-19 2021/05/18 12:54 linux-4.19.y 3c8c23092588 a343ba6b .config log report syz C INFO: task hung in __sync_dirty_buffer
ci2-linux-4-19 2020/10/11 09:02 linux-4.19.y a1b977b49b66 4a77ae0b .config log report syz C
ci2-linux-4-19 2021/04/23 08:27 linux-4.19.y 2965db2e004c 590921a5 .config log report info INFO: task hung in __sync_dirty_buffer