syzbot


BUG: unable to handle kernel NULL pointer dereference in corrupted

Status: upstream: reported C repro on 2020/12/07 19:36
Reported-by: syzbot+59eb3e7dfa79860df27c@syzkaller.appspotmail.com
First crash: 564d, last: 12h29m
similar bugs (11):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: unable to handle kernel NULL pointer dereference in corrupted (5) C done error 3 826d 832d 0/22 upstream: reported C repro on 2020/03/14 06:37
linux-4.19 BUG: unable to handle kernel NULL pointer dereference in corrupted C done 6 395d 977d 1/1 fixed on 2021/06/24 20:09
upstream BUG: unable to handle kernel NULL pointer dereference in corrupted (4) syz done done 1 1096d 1095d 13/22 fixed on 2019/08/27 17:15
upstream BUG: unable to handle kernel NULL pointer dereference in corrupted (3) C 1 1264d 1264d 12/22 fixed on 2019/03/06 07:43
linux-4.14 BUG: unable to handle kernel NULL pointer dereference in corrupted C inconclusive 3 744d 984d 0/1 upstream: reported C repro on 2019/10/14 10:06
upstream BUG: unable to handle kernel NULL pointer dereference in corrupted (2) C 1 1438d 1438d 9/22 fixed on 2018/08/07 13:43
upstream BUG: unable to handle kernel NULL pointer dereference in corrupted C 5 1477d 1477d 9/22 fixed on 2018/07/09 18:05
upstream KMSAN: uninit-value in corrupted syz 2 224d 224d 0/22 closed as invalid on 2021/11/18 13:55
upstream BUG: unable to handle kernel paging request in corrupted (3) C done 45 235d 403d 22/22 fixed on 2021/11/10 00:50
linux-4.19 BUG: corrupted list in corrupted C error 3 265d 635d 0/1 upstream: reported C repro on 2020/09/27 07:51
upstream KASAN: use-after-free Read in corrupted (4) C done error 7 21d 682d 0/22 upstream: reported C repro on 2020/08/11 12:47

Sample crash report:
BUG: kernel NULL pointer dereference, address: 0000000000000086
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD 1dcf14067 P4D 1dcf14067 PUD 1dce0a067 PMD 0 
Oops: 0010 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 321 Comm: syz-executor400 Not tainted 5.4.190-syzkaller-00046-g9ce4508d6de9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:0x86
Code: Bad RIP value.
RSP: 0018:ffff8881e2acfb28 EFLAGS: 00010086
RAX: ffff8881e2acfb58 RBX: fffffe0000000000 RCX: ffff8881dd6fde80
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000ec0 R08: ffffffff821c60b4 R09: ffffffff811b4a3b
R10: ffff8881dd6fde80 R11: 0000000000000002 R12: dffffc0000000000
R13: fffffe0000000ec8 R14: ffffffff842013f0 R15: fffffe0000000ecb
FS:  0000555555a653c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000005c CR3: 00000001dc83e000 CR4: 00000000003426f0
Call Trace:
Modules linked in:
CR2: 0000000000000086
---[ end trace 33128c9ae025ea9c ]---
RIP: 0010:0x86
Code: Bad RIP value.
RSP: 0018:ffff8881e2acfb28 EFLAGS: 00010086
RAX: ffff8881e2acfb58 RBX: fffffe0000000000 RCX: ffff8881dd6fde80
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000ec0 R08: ffffffff821c60b4 R09: ffffffff811b4a3b
R10: ffff8881dd6fde80 R11: 0000000000000002 R12: dffffc0000000000
R13: fffffe0000000ec8 R14: ffffffff842013f0 R15: fffffe0000000ecb
FS:  0000555555a653c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000005c CR3: 00000001dc83e000 CR4: 00000000003426f0

Crashes (182):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-android-5-4-kasan 2022/06/24 16:25 android12-5.4 9ce4508d6de9 a371c43c .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/24 15:24 android12-5.4 9ce4508d6de9 a371c43c .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/22 03:24 android12-5.4 4cc9c9d71eec 0fc5c330 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/20 04:29 android12-5.4 77dc925ddffb 8f633d84 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/17 02:43 android12-5.4 77dc925ddffb 1719ee24 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/09 12:11 android12-5.4 77dc925ddffb 0d5abf15 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/09 09:37 android12-5.4 77dc925ddffb 0d5abf15 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/08 21:01 android12-5.4 77dc925ddffb 0d5abf15 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/08 14:15 android12-5.4 b9c3a995e377 b2706118 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/07 11:59 android12-5.4 7dee356a61d0 c8857892 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/07 10:09 android12-5.4 7dee356a61d0 c8857892 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/07 00:32 android12-5.4 3716b22823c5 c8857892 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/05 06:37 android12-5.4 c79dfbc288c5 c8857892 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/04 17:37 android12-5.4 c79dfbc288c5 c8857892 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/03 03:17 android12-5.4 a4d27a2c85c9 02dddea8 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/31 06:43 android12-5.4 8bb187386eea af70c3a9 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/27 16:05 android12-5.4 45f8ea054fd3 116e7a7b .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/27 11:03 android12-5.4 45f8ea054fd3 116e7a7b .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/25 23:46 android12-5.4 45f8ea054fd3 3037caa9 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/19 13:55 android12-5.4 4958d038706e cb1ac2e7 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/15 13:09 android12-5.4 ee52e8cb3015 744a39e2 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/15 05:20 android12-5.4 ee52e8cb3015 744a39e2 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/09 22:21 android12-5.4 9aefe7a546ce 8b277b8e .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/04 15:59 android12-5.4 b0f1cf1c3005 dc9e5259 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/04 01:11 android12-5.4 b0f1cf1c3005 dc9e5259 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/01 08:22 android12-5.4 fef319f43684 2df221f6 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/05/01 08:01 android12-5.4 fef319f43684 2df221f6 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/24 18:08 android12-5.4 cefc335374d2 131df97d .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/23 05:25 android12-5.4 cefc335374d2 131df97d .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/22 13:59 android12-5.4 cefc335374d2 2738b391 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/22 10:08 android12-5.4 cefc335374d2 2738b391 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/17 03:42 android12-5.4 b730087e9a5d 8bcc32a6 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/15 19:37 android12-5.4 b730087e9a5d 8bcc32a6 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/15 18:36 android12-5.4 b730087e9a5d 8bcc32a6 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/15 07:53 android12-5.4 b730087e9a5d b17b2923 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/15 07:31 android12-5.4 b730087e9a5d b17b2923 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/14 23:52 android12-5.4 b730087e9a5d b17b2923 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/12 04:11 android12-5.4 b730087e9a5d af01ee7d .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/11 05:35 android12-5.4 b730087e9a5d e22c3da3 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/07 17:26 android12-5.4 61c005f0f166 53c67432 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/04/07 09:40 android12-5.4 61c005f0f166 53c67432 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/03/30 02:41 android12-5.4 ed043095f483 6bdac766 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/03/28 22:00 android12-5.4 ed043095f483 6bdac766 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2021/01/15 06:12 android12-5.4 9b928c0480bd 65a7a854 .config log report syz C
ci2-android-5-4-kasan 2020/12/07 19:35 android12-5.4 623a7e96d461 f80ce148 .config log report syz C