syzbot


BUG: unable to handle kernel paging request in bpf_trace_run2
Status: upstream: reported C repro on 2020/09/21 10:34
Reported-by: syzbot+cc36fd07553c0512f5f7@syzkaller.appspotmail.com
First crash: 163d, last: 1d00h

Cause bisection: introduced by (bisect log) :
commit 58956317c8de52009d1a38a721474c24aef74fe7
Author: David Ahern <dsahern@gmail.com>
Date: Fri Dec 7 20:24:57 2018 +0000

  neighbor: Improve garbage collection

Crash: BUG: corrupted list in neigh_mark_dead (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 BUG: unable to handle kernel paging request in bpf_trace_run2 C 4 5d22h 160d 0/1 upstream: reported C repro on 2020/09/22 18:31

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-bpf-kasan-gce 2021/03/01 05:36 bpf 557c223b 3e8f6c27 .config log report syz C
ci-upstream-bpf-kasan-gce 2020/12/16 09:40 bpf 3db1a3fa 3e8f6c27 .config log report syz C
Crashes (10):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-bpf-kasan-gce 2020/09/22 19:11 bpf 12450081 3e8f6c27 .config log report syz C
ci-upstream-bpf-kasan-gce 2021/01/05 08:05 bpf 04901aab 2a28ff1f .config log report info
ci-upstream-bpf-kasan-gce 2020/11/09 20:08 bpf 4e0396c5 64069d48 .config log report info
ci-upstream-bpf-kasan-gce 2020/10/29 09:48 bpf c66dca98 f24824d3 .config log report info
ci-upstream-bpf-kasan-gce 2020/10/27 07:22 bpf 435ccfa8 8b3eaf58 .config log report info
ci-upstream-bpf-kasan-gce 2020/10/08 12:17 bpf d82a532a 1880b4a9 .config log report info
ci-upstream-bpf-kasan-gce 2020/09/22 18:49 bpf 12450081 3e8f6c27 .config log report info
ci-upstream-bpf-next-kasan-gce 2021/01/05 08:04 bpf-next 482ec343 2a28ff1f .config log report info
ci-upstream-bpf-next-kasan-gce 2020/10/02 07:46 bpf-next 6208689f 9602ddf4 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/09/19 21:25 bpf-next 70b97111 53ce8104 .config log report info