syzbot


INFO: task hung in n_tty_read (2)
Status: upstream: reported C repro on 2021/04/09 23:49
Reported-by: syzbot+f013a12629d1698e22ca@syzkaller.appspotmail.com
First crash: 110d, last: 110d

Cause bisection: failed (bisect log)
similar bugs (5):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 INFO: task hung in n_tty_read 6 515d 555d 0/1 auto-closed as invalid on 2020/06/25 03:18
android-44 INFO: task hung in n_tty_read 1 667d 666d 0/2 auto-closed as invalid on 2020/01/25 18:14
upstream INFO: task hung in n_tty_read 3 532d 586d 0/22 auto-closed as invalid on 2020/05/09 10:39
linux-4.14 INFO: task hung in n_tty_read (2) 1 90d 90d 0/1 upstream: reported on 2021/04/26 04:16
linux-4.19 INFO: task hung in n_tty_read 2 572d 583d 0/1 auto-closed as invalid on 2020/04/29 17:03

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2021/04/05 23:42 linux-next 454c576c3f5e 6a81331a .config log report syz C INFO: task hung in n_tty_read