syzbot


BUG: unable to handle kernel paging request in bpf_trace_run3
Status: fixed on 2021/04/09 19:46
Reported-by: syzbot+83aa762ef23b6f0d1991@syzkaller.appspotmail.com
Fix commit: befe6d946551 tracepoint: Do not fail unregistering a probe due to memory failure
First crash: 407d, last: 281d

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
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KASAN: vmalloc-out-of-bounds Read in bpf_trace_run3 C done 6 290d 392d 22/22 fixed on 2021/04/09 19:46

Sample crash report:

Crashes (40):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-bpf-kasan-gce 2020/10/18 07:30 bpf 9ff9b0d392ea fea47c01 .config log report syz C
ci-upstream-kasan-gce-smack-root 2021/02/21 13:42 upstream e767b3530acb 3e5ed8b4 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-net-this-kasan-gce 2021/02/12 14:27 net 308daa19e2d0 a5f86b15 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-net-this-kasan-gce 2021/02/12 06:27 net 1bcc51ac0731 a5f86b15 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-bpf-kasan-gce 2021/02/11 10:56 bpf 291009f656e8 a52ee10a .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-net-this-kasan-gce 2021/02/11 04:46 net 291009f656e8 a52ee10a .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-bpf-kasan-gce 2021/02/08 11:44 bpf 6183f4d3a0a2 2ce644fc .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-net-this-kasan-gce 2021/01/25 20:43 net 344db93ae3ee 52e37319 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-bpf-next-kasan-gce 2021/02/15 04:40 bpf-next 5e1d40b75ed8 98682e5e .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-net-kasan-gce 2021/02/12 14:23 net-next 3c5a2fd042d0 a5f86b15 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-bpf-next-kasan-gce 2021/02/10 17:00 bpf-next ee5cc0363ea0 2bd9619f .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-net-kasan-gce 2021/01/30 11:24 net-next 14e8e0f60088 fc9fd31e .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-bpf-next-kasan-gce 2021/01/27 13:56 bpf-next 86ce322d21eb a0ebf917 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-net-kasan-gce 2021/01/21 20:18 net-next 9e8789c85dee d4f4eca5 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-bpf-next-kasan-gce 2021/01/19 16:31 bpf-next 95204c9bfa48 63631df1 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-net-kasan-gce 2021/01/17 21:08 net-next 213b97b12580 813be542 .config log report info BUG: unable to handle kernel paging request in bpf_trace_run3
ci-upstream-bpf-kasan-gce 2021/01/10 05:48 bpf 286e95eed12e 2c1f2513 .config log report info
ci-upstream-bpf-kasan-gce 2021/01/09 19:32 bpf 286e95eed12e 2c1f2513 .config log report info
ci-upstream-net-this-kasan-gce 2021/01/07 07:24 net 3503ee6c0bec c104d4a3 .config log report info
ci-upstream-bpf-kasan-gce 2020/12/03 17:21 bpf 3413f04141aa e6b0d314 .config log report info
ci-upstream-bpf-kasan-gce 2020/12/01 20:01 bpf ed1182dc004d 07bfe8a5 .config log report info
ci-upstream-bpf-kasan-gce 2020/11/18 20:26 bpf 4363023d2668 09323409 .config log report info
ci-upstream-bpf-kasan-gce 2020/10/28 04:22 bpf 343a3e8bc635 96e03c1c .config log report info
ci-upstream-bpf-kasan-gce 2020/10/18 07:11 bpf 9ff9b0d392ea fea47c01 .config log report info
ci-upstream-bpf-next-kasan-gce 2021/01/09 14:21 bpf-next e22d7f05e445 a6c52263 .config log report info
ci-upstream-net-kasan-gce 2021/01/06 17:09 net-next ede71cae7285 c104d4a3 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/29 02:43 bpf-next 00a279e42f67 8259d56c .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/26 03:43 bpf-next 00a279e42f67 821e0b09 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/24 02:16 bpf-next 00a279e42f67 c2c1d1dd .config log report info
ci-upstream-net-kasan-gce 2020/12/16 21:17 net-next 3db1a3fa9880 04201c06 .config log report info
ci-upstream-net-kasan-gce 2020/12/15 04:31 net-next 13458ffe0a95 97183ed7 .config log report info
ci-upstream-net-kasan-gce 2020/12/06 17:16 net-next 00649542f1ba f12ba0c5 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/03 15:33 bpf-next 97306be45fbe e6b0d314 .config log report info
ci-upstream-net-kasan-gce 2020/11/29 10:17 net-next e71d2b957ee4 a0092f9d .config log report info
ci-upstream-net-kasan-gce 2020/11/10 14:57 net-next 8be33ecfc1ff cca87986 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/11/07 19:32 bpf-next f055f355faf1 64069d48 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/10/28 04:22 bpf-next 3cb12d27ff65 96e03c1c .config log report info
ci-upstream-bpf-next-kasan-gce 2020/10/26 13:24 bpf-next 9ff9b0d392ea a7aac492 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/10/24 00:26 bpf-next 9ff9b0d392ea 2bb6666c .config log report info
ci-upstream-bpf-next-kasan-gce 2020/10/22 23:43 bpf-next 9ff9b0d392ea 4e740c00 .config log report info