syzbot


KASAN: null-ptr-deref Write in start_transaction
Status: upstream: reported C repro on 2020/11/10 18:55
Reported-by: syzbot+6700bca07dff187809c4@syzkaller.appspotmail.com
First crash: 27d, last: 27d

Cause bisection: introduced by (bisect log) :
commit 4d004099a668c41522242aa146a38cc4eb59cb1e
Author: Peter Zijlstra <peterz@infradead.org>
Date: Fri Oct 2 09:04:21 2020 +0000

  lockdep: Fix lockdep recursion

Crash: BUG: using __this_cpu_read() in preemptible code in trace_hardirqs_on (log)
Repro: C syz .config

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-root 2020/11/06 18:47 upstream 521b619a 64069d48 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org