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: 291d, last: 247d

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

Fix bisection: failed (bisect log)
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_run7 C 3 240d 276d 0/1 upstream: reported C repro on 2021/01/13 12:33
Patch testing requests:
Created Duration User Patch Repo Result
2021/03/15 04:38 17m ducheng2@gmail.com bpf-next OK

Sample crash report:

Crashes (8):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-bpf-next-kasan-gce 2021/01/20 23:08 bpf-next 7d68e3828842 d4f4eca5 .config log report syz C KASAN: vmalloc-out-of-bounds Read in bpf_trace_run7
ci-upstream-bpf-next-kasan-gce 2021/02/11 07:42 bpf-next cf2d0a5e788b a52ee10a .config log report info KASAN: vmalloc-out-of-bounds Read in bpf_trace_run7
ci-upstream-net-kasan-gce 2021/02/11 04:09 net-next dc9d87581d46 a52ee10a .config log report info KASAN: vmalloc-out-of-bounds Read in bpf_trace_run7
ci-upstream-bpf-next-kasan-gce 2021/02/11 03:53 bpf-next cf2d0a5e788b a52ee10a .config log report info KASAN: vmalloc-out-of-bounds Read in bpf_trace_run7
ci-upstream-bpf-next-kasan-gce 2021/02/06 07:07 bpf-next 23a2d70c7a2f 23a562df .config log report info KASAN: vmalloc-out-of-bounds Read in bpf_trace_run7
ci-upstream-bpf-next-kasan-gce 2021/01/21 20:11 bpf-next b452ee005a91 d4f4eca5 .config log report info KASAN: vmalloc-out-of-bounds Read in bpf_trace_run7
ci-upstream-bpf-next-kasan-gce 2021/01/13 11:33 bpf-next 7c7a80ea5e3f a945f0a3 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/29 12:45 bpf-next 00a279e42f67 8259d56c .config log report info