syzbot


INFO: task hung in pipe_write (4)
Status: upstream: reported syz repro on 2020/07/30 05:04
Reported-by: syzbot+2bb1411e81c5c86571b6@syzkaller.appspotmail.com
First crash: 280d, last: 196d

Cause bisection: failed (bisect log)
duplicates (1):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
INFO: task hung in pipe_read (2) syz 1 263d 263d 0/22 closed as dup on 2020/08/01 15:30
similar bugs (8):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in pipe_write (3) 1 451d 451d 0/22 auto-closed as invalid on 2020/04/25 05:37
android-44 INFO: task hung in pipe_write 1 866d 738d 0/2 auto-closed as invalid on 2019/06/05 06:19
upstream INFO: task hung in pipe_write (2) C done 6 580d 580d 0/22 closed as invalid on 2019/09/28 02:25
upstream INFO: task hung in pipe_write 8 811d 925d 0/22 auto-closed as invalid on 2019/07/30 21:09
android-44 INFO: task hung in pipe_write (2) 1 506d 506d 0/2 auto-closed as invalid on 2020/03/31 01:26
android-49 INFO: task hung in pipe_write C 3 532d 738d 0/3 public: reported C repro on 2019/04/14 08:51
linux-4.19 INFO: task hung in pipe_write syz 1 26d 318d 0/1 upstream: reported syz repro on 2020/06/07 01:40
android-414 INFO: task hung in pipe_write 1 555d 555d 0/1 auto-closed as invalid on 2020/02/11 22:17

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2020/07/26 04:51 linux-next 26027945 1f7cc1ca .config log report syz
ci-upstream-kasan-gce-selinux-root 2020/10/07 03:28 upstream c85fb28b 1880b4a9 .config log report info
ci-upstream-net-this-kasan-gce 2020/10/01 15:34 net a59cf619 a9767fb2 .config log report info
ci-upstream-net-this-kasan-gce 2020/07/15 03:18 net d113c0f2 609fb517 .config log report