syzbot

 sign-in | mailing list | source | docs
🐞 Open [146] 🐞 Fixed [17] 🐞 Invalid [149] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes

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: 718d, last: 9d02h
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 980d 987d 0/24 auto-obsoleted due to no activity on 2022/09/14 04:18
linux-4.19 BUG: unable to handle kernel NULL pointer dereference in corrupted C done 6 549d 1131d 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 1250d 1249d 13/24 fixed on 2019/08/27 17:15
upstream BUG: unable to handle kernel NULL pointer dereference in corrupted (3) C 1 1418d 1418d 12/24 fixed on 2019/03/06 07:43
linux-4.14 BUG: unable to handle kernel NULL pointer dereference in corrupted C inconclusive 3 898d 1138d 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 1592d 1592d 9/24 fixed on 2018/08/07 13:43
upstream BUG: unable to handle kernel NULL pointer dereference in corrupted C 5 1631d 1631d 9/24 fixed on 2018/07/09 18:05
upstream KMSAN: uninit-value in corrupted syz 2 379d 379d 0/24 closed as invalid on 2021/11/18 13:55
upstream BUG: unable to handle kernel paging request in corrupted (3) C done 45 389d 557d 22/24 fixed on 2021/11/10 00:50
linux-4.19 BUG: corrupted list in corrupted C error 4 151d 790d 0/1 upstream: reported C repro on 2020/09/27 07:51
upstream KASAN: use-after-free Read in corrupted (4) C done error 9 142d 836d 0/24 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 1ef6f8067 P4D 1ef6f8067 PUD 1ef016067 PMD 0 
Oops: 0010 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 430 Comm: syz-executor359 Not tainted 5.4.210-syzkaller-00005-ge9f865cb240f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:0x86
Code: Bad RIP value.
RSP: 0018:ffff8881e1497828 EFLAGS: 00010086
RAX: ffff8881e1497858 RBX: fffffe0000000000 RCX: ffff8881f31d2f40
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000ec0 R08: ffffffff822ae7d0 R09: ffffffff811cc75b
R10: ffff8881f31d2f40 R11: 0000000000000002 R12: dffffc0000000000
R13: fffffe0000000ec8 R14: ffffffff846013f0 R15: fffffe0000000ecb
FS:  0000555555e773c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000005c CR3: 00000001ef201000 CR4: 00000000003426f0
Call Trace:
Modules linked in:
CR2: 0000000000000086
---[ end trace 5b0c67b7b6f57ada ]---
RIP: 0010:0x86
Code: Bad RIP value.
RSP: 0018:ffff8881e1497828 EFLAGS: 00010086
RAX: ffff8881e1497858 RBX: fffffe0000000000 RCX: ffff8881f31d2f40
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000ec0 R08: ffffffff822ae7d0 R09: ffffffff811cc75b
R10: ffff8881f31d2f40 R11: 0000000000000002 R12: dffffc0000000000
R13: fffffe0000000ec8 R14: ffffffff846013f0 R15: fffffe0000000ecb
FS:  0000555555e773c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000005c CR3: 00000001ef201000 CR4: 00000000003426f0

Crashes (214):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-android-5-4-kasan 2022/11/17 06:22 android12-5.4 e9f865cb240f 3a127a31 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/11/17 06:00 android12-5.4 e9f865cb240f 3a127a31 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/11/17 05:37 android12-5.4 e9f865cb240f 3a127a31 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/11/07 21:26 android12-5.4 d87b38e6be0f a779b11a .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/11/05 02:44 android12-5.4 430299330abf 6d752409 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/11/03 03:28 android12-5.4 20c2df21450e 08977f5d .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/11/02 12:09 android12-5.4 20c2df21450e 08977f5d .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/10/30 10:12 android12-5.4 035e4939365c 2a71366b .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/10/28 18:31 android12-5.4 035e4939365c 8168b69e .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/10/27 20:35 android12-5.4 035e4939365c 5c716ff6 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/10/22 19:26 android12-5.4 8c70a830a157 c0b80a55 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/10/10 04:02 android12-5.4 cc4340dfc7b2 aea5da89 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/28 10:04 android12-5.4 871bb50ab5b1 75c78242 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/14 07:36 android12-5.4 704c7d053806 b884348d .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/13 16:48 android12-5.4 704c7d053806 a08652b0 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/13 16:17 android12-5.4 704c7d053806 a08652b0 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/13 11:16 android12-5.4 704c7d053806 a08652b0 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/11 21:30 android12-5.4 704c7d053806 356d8217 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/11 16:11 android12-5.4 704c7d053806 356d8217 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/10 15:32 android12-5.4 704c7d053806 356d8217 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/05 04:30 android12-5.4 f0306959ab7c 28811d0a .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/03 06:13 android12-5.4 f0306959ab7c 49e94a20 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/09/01 16:46 android12-5.4 f0306959ab7c 86c46e46 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/08/17 16:57 android12-5.4 2bf0b614f0fb 4e72d229 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/07/31 07:26 android12-5.4 2bde2e268ec7 fef302b1 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/07/29 00:09 android12-5.4 8368124477c8 fb95c74d .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/07/16 05:07 android12-5.4 330fa791a029 95cb00d1 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/07/14 04:07 android12-5.4 330fa791a029 5d921b08 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/07/13 15:18 android12-5.4 337727eae73d 5d921b08 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/07/13 09:52 android12-5.4 337727eae73d 5d921b08 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/07/07 05:37 android12-5.4 148e4ba7f4fc bff65f44 .config log report syz C BUG: unable to handle kernel NULL pointer dereference in corrupted
ci2-android-5-4-kasan 2022/06/25 06:52 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 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 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
* Struck through repros no longer work on HEAD.