syzbot


BUG: unable to handle kernel paging request in bpf_trace_run3
Status: upstream: reported C repro on 2020/10/22 07:13
Reported-by: syzbot+83aa762ef23b6f0d1991@syzkaller.appspotmail.com
First crash: 46d, last: 5h37m

Cause bisection: introduced by (bisect log) :
commit 9df1c28bb75217b244257152ab7d788bb2a386d0
Author: Matt Mullins <mmullins@fb.com>
Date: Fri Apr 26 18:49:47 2019 +0000

  bpf: add writable context for raw tracepoints

Crash: BUG: unable to handle kernel paging request in __bpf_trace_sched_switch (log)
Repro: C syz .config

Sample crash report:

Crashes (14):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-bpf-kasan-gce 2020/10/18 07:30 bpf 9ff9b0d3 fea47c01 .config log report syz C andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2020/12/03 17:21 bpf 3413f041 e6b0d314 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2020/12/01 20:01 bpf ed1182dc 07bfe8a5 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2020/11/18 20:26 bpf 4363023d 09323409 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2020/10/28 04:22 bpf 343a3e8b 96e03c1c .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2020/10/18 07:11 bpf 9ff9b0d3 fea47c01 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/12/03 15:33 bpf-next 97306be4 e6b0d314 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-net-kasan-gce 2020/11/29 10:17 net-next e71d2b95 a0092f9d .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-net-kasan-gce 2020/11/10 14:57 net-next 8be33ecf cca87986 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/11/07 19:32 bpf-next f055f355 64069d48 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/10/28 04:22 bpf-next 3cb12d27 96e03c1c .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/10/26 13:24 bpf-next 9ff9b0d3 a7aac492 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/10/24 00:26 bpf-next 9ff9b0d3 2bb6666c .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/10/22 23:43 bpf-next 9ff9b0d3 4e740c00 .config log report info andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, netdev@vger.kernel.org, rostedt@goodmis.org, songliubraving@fb.com, yhs@fb.com