syzbot


KASAN: vmalloc-out-of-bounds Read in bpf_trace_run7
Status: upstream: reported C repro on 2021/01/05 15:25
Reported-by: syzbot+fad5d91c7158ce568634@syzkaller.appspotmail.com
First crash: 26d, last: 3d11h

Cause bisection: introduced by (bisect log) :
commit 8b401f9ed2441ad9e219953927a842d24ed051fc
Author: Yonghong Song <yhs@fb.com>
Date: Thu May 23 21:47:45 2019 +0000

  bpf: implement bpf_send_signal() helper

Crash: BUG: unable to handle kernel paging request in bpf_trace_run7 (log)
Repro: C syz .config

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-bpf-next-kasan-gce 2021/01/20 23:08 bpf-next 7d68e382 d4f4eca5 .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@kernel.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 2021/01/21 20:11 bpf-next b452ee00 d4f4eca5 .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@kernel.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 2021/01/13 11:33 bpf-next 7c7a80ea a945f0a3 .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@kernel.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 2020/12/29 12:45 bpf-next 00a279e4 8259d56c .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@kernel.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