syzbot


INFO: rcu detected stall in batadv_tt_purge (2)
Status: upstream: reported C repro on 2021/07/26 11:11
Reported-by: syzbot+08504d998fc4589919ac@syzkaller.appspotmail.com
First crash: 56d, last: 26d

Cause bisection: introduced by (bisect log) :
commit b5b73b26b3ca34574124ed7ae9c5ba8391a7f176
Author: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Date: Thu Sep 10 00:03:11 2020 +0000

  taprio: Fix allowing too small intervals

Crash: INFO: rcu detected stall in addrconf_rs_timer (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in batadv_tt_purge 1 617d 617d 0/22 closed as invalid on 2020/01/09 08:13

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-selinux-root 2021/08/21 16:04 upstream 002c0aef1090 29c3f20f .config log report syz C
Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/07/22 11:07 upstream 7b6ae471e541 29c3f20f .config log report syz C INFO: rcu detected stall in batadv_tt_purge