syzbot


INFO: rcu detected stall in __sys_sendmsg
Status: upstream: reported C repro on 2020/07/06 15:42
Reported-by: syzbot+f517075b510306f61903@syzkaller.appspotmail.com
First crash: 382d, last: 22d

Cause bisection: introduced by (bisect log) :
commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22
Author: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Date: Sat Sep 29 00:59:43 2018 +0000

  tc: Add support for configuring the taprio scheduler

Crash: no output from test machine (log)
Repro: C syz .config

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/07/02 03:12 upstream 3dbdb38e2869 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2021/06/01 13:10 upstream c2131f7e73c9 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2021/05/02 11:55 upstream 17ae69aba89d 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2021/04/02 05:54 upstream 1678e493d530 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2021/03/01 19:13 upstream fe07bfda2fb9 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2021/01/17 21:52 upstream e2da783614bb 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2020/12/18 20:43 upstream a087241716a6 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2020/11/18 13:28 upstream 0fa8ee0d9ab9 51095195 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/10/19 08:38 upstream 7cf726a59435 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2020/09/06 01:34 upstream dd9fb9bb3340 51095195 .config log syz C
ci-upstream-kasan-gce-smack-root 2020/08/06 07:33 upstream 47ec5303d73e 51095195 .config log syz C
Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2020/07/06 09:21 upstream 7cc2a8ea1048 51095195 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/19 08:10 upstream 92ab97adeefc 53ce8104 .config log report info