syzbot


BUG: unable to handle kernel paging request in cap_capable
Status: fixed on 2021/11/10 00:50
Reported-by: syzbot+79f4a8692e267bdb7227@syzkaller.appspotmail.com
Fix commit: 9384eacd80f3 net: core: don't call SIOCBRADD/DELIF for non-bridge devices
First crash: 168d, last: 168d

Cause bisection: introduced by (bisect log) [no-op commit]:
commit b9fc8b4a591811546fec2dbef7e9f809362100c9
Author: Grant Seltzer <grantseltzer@gmail.com>
Date: Mon Feb 22 19:58:46 2021 +0000

  bpf: Add kernel/modules BTF presence checks to bpftool feature command

Crash: WARNING in kvm_wait (log)
Repro: C syz .config

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-kasan-gce 2021/08/04 10:56 net-next b820c114eba7 6c236867 .config log report syz C BUG: unable to handle kernel paging request in cap_capable
ci-upstream-linux-next-kasan-gce-root 2021/08/04 10:23 linux-next 8d4b477da1a8 6c236867 .config log report syz C BUG: unable to handle kernel paging request in cap_capable
ci-upstream-linux-next-kasan-gce-root 2021/08/05 03:34 linux-next 8d4b477da1a8 b97d64c9 .config log report info BUG: unable to handle kernel paging request in cap_capable
ci-upstream-linux-next-kasan-gce-root 2021/08/04 10:03 linux-next 8d4b477da1a8 6c236867 .config log report info BUG: unable to handle kernel paging request in cap_capable