syzbot


KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
Status: internal: reported C repro on 2021/11/06 12:58
Reported-by: syzbot+6cde2282daa792c49ab8@syzkaller.appspotmail.com
First crash: 72d, last: 6d02h

Cause bisection: failed (bisect log)
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 KASAN: use-after-free Write in paging64_update_accessed_dirty_bits 1 258d 258d 0/1 auto-closed as invalid on 2021/09/01 08:03
android-54 KASAN: use-after-free Write in paging64_update_accessed_dirty_bits (2) 1 110d 110d 0/1 upstream: reported on 2021/09/29 12:43

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-android-5-10 2022/01/12 02:34 android12-5.10-lts d605f2f30d54 49ca1f59 .config log report syz C
Crashes (14):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-android-5-10 2021/12/13 02:10 android12-5.10-lts e2aed161fc26 49ca1f59 .config log report syz C KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/12/13 01:48 android12-5.10-lts e2aed161fc26 49ca1f59 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/12/05 18:57 android12-5.10-lts bc8ae0e2afaf a617004c .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/29 13:58 android12-5.10-lts 76698ea35fd3 63eeac02 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/28 02:22 android12-5.10-lts 76698ea35fd3 63eeac02 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/26 08:45 android12-5.10-lts 76698ea35fd3 63eeac02 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/26 02:04 android12-5.10-lts 76698ea35fd3 63eeac02 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/25 14:31 android12-5.10-lts 76698ea35fd3 545ab074 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/24 14:10 android12-5.10-lts 76698ea35fd3 545ab074 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/24 04:38 android12-5.10-lts 76698ea35fd3 545ab074 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/19 09:13 android12-5.10-lts 76698ea35fd3 31a30fc0 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/15 04:15 android12-5.10-lts 76698ea35fd3 75b04091 .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/07 09:31 android12-5.10-lts 76698ea35fd3 4c1be0be .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits
ci2-android-5-10 2021/11/06 12:57 android12-5.10-lts 76698ea35fd3 4c1be0be .config log report info KASAN: use-after-free Write in paging64_update_accessed_dirty_bits