syzbot


UBSAN: shift-out-of-bounds in do_mpage_readpage
Status: upstream: reported C repro on 2021/05/10 12:19
Reported-by: syzbot+cf89d662483d6a1a0790@syzkaller.appspotmail.com
First crash: 172d, last: 6d23h

Cause bisection: introduced by (bisect log) :
commit dcd479e10a0510522a5d88b29b8f79ea3467d501
Author: Johannes Berg <johannes.berg@intel.com>
Date: Fri Oct 9 12:17:11 2020 +0000

  mac80211: always wind down STA state

Crash: BUG: sleeping function called from invalid context in sta_info_move_state (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2021/08/07 09:51 10m asha.16@itfac.mrt.ac.lk https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master report log
2021/06/22 14:50 17m chouhan.shreyansh630@gmail.com patch upstream OK
2021/06/14 19:34 10m chouhan.shreyansh630@gmail.com upstream report log
2021/05/15 15:32 11m h.shahbazi.git@gmail.com patch upstream report log

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/10/21 02:02 upstream 2f111a6fd5b5 bc5434be .config log report syz C
ci-upstream-kasan-gce-selinux-root 2021/09/15 04:57 upstream 3ca706c189db bc5434be .config log report syz C
ci-upstream-kasan-gce-selinux-root 2021/07/13 16:35 upstream 7fef2edf7cc7 bc5434be .config log report syz C
ci-upstream-kasan-gce-selinux-root 2021/06/08 14:43 upstream 614124bea77e bc5434be .config log report syz C
Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/05/08 17:00 upstream d2b6f8a17919 bc5434be .config log report syz C UBSAN: shift-out-of-bounds in do_mpage_readpage
ci-upstream-kasan-gce-smack-root 2021/09/21 01:19 upstream e4e737bb5c17 af796c18 .config log report info UBSAN: shift-out-of-bounds in do_mpage_readpage
ci-upstream-kasan-gce-root 2021/08/16 04:20 upstream 7c60610d4767 2489ab88 .config log report info UBSAN: shift-out-of-bounds in do_mpage_readpage
ci-upstream-kasan-gce 2021/06/13 05:53 upstream 8ecfa36cd4db 1ba81399 .config log report info UBSAN: shift-out-of-bounds in do_mpage_readpage
ci-upstream-kasan-gce-selinux-root 2021/05/08 15:45 upstream d2b6f8a17919 bc5434be .config log report info UBSAN: shift-out-of-bounds in do_mpage_readpage
ci-upstream-linux-next-kasan-gce-root 2021/07/25 02:49 linux-next 90d856e71443 4d1b57d4 .config log report info UBSAN: shift-out-of-bounds in do_mpage_readpage