syzbot


INFO: rcu detected stall in discover_timer (2)
Status: moderation: reported on 2019/10/01 22:09
Reported-by: syzbot+e0e13ba47ef9333eab70@syzkaller.appspotmail.com
First crash: 143d, last: 79d
similar bugs (3):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream INFO: rcu detected stall in discover_timer 19 345d 522d 0/17 closed as dup on 2019/01/02 16:30
linux-4.14 INFO: rcu detected stall in discover_timer C 5 8d12h 47d 0/1 upstream: reported C repro on 2020/01/05 20:03
linux-4.19 INFO: rcu detected stall in discover_timer 1 158d 158d 0/1 auto-closed as invalid on 2020/01/14 13:25

Sample crash report:

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-qemu-upstream 2019/11/29 12:36 upstream 81b6b964 d29b9e84 .config log report bp@alien8.de, gregkh@linuxfoundation.org, hpa@zytor.com, jannh@google.com, jpoimboe@redhat.com, linux-kernel@vger.kernel.org, mingo@redhat.com, peterz@infradead.org, tglx@linutronix.de, x86@kernel.org
ci-qemu-upstream 2019/11/29 12:34 upstream 81b6b964 d29b9e84 .config log report andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, jeyu@kernel.org, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-qemu-upstream 2019/11/29 10:55 upstream 81b6b964 4f7e1d0f .config log report axboe@kernel.dk, justin@coraid.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-qemu-upstream 2019/11/29 10:35 upstream 81b6b964 4f7e1d0f .config log report axboe@kernel.dk, justin@coraid.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2019/10/01 11:16 upstream 54ecb8f7 c7a4fb99 .config log report bp@alien8.de, gregkh@linuxfoundation.org, hpa@zytor.com, jannh@google.com, jpoimboe@redhat.com, linux-kernel@vger.kernel.org, mhiramat@kernel.org, mingo@redhat.com, peterz@infradead.org, tglx@linutronix.de, x86@kernel.org
ci-qemu-upstream-386 2019/12/04 10:40 upstream 63de3747 0ecb9746 .config log report axboe@kernel.dk, justin@coraid.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-qemu-upstream-386 2019/12/04 10:15 upstream 63de3747 0ecb9746 .config log report bp@alien8.de, gregkh@linuxfoundation.org, hpa@zytor.com, jannh@google.com, jpoimboe@redhat.com, linux-kernel@vger.kernel.org, mingo@redhat.com, peterz@infradead.org, tglx@linutronix.de, x86@kernel.org