syzbot

 sign-in | mailing list | source | docs
🐞 Open [979] ≡ Subsystems 🐞 Fixed [5235] 🐞 Invalid [12495] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes 💬 Send us feedback

kernel panic: stack is corrupted in __lock_acquire (4)

Status: fixed on 2020/02/18 14:31
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+83979935eb6304f8cd46@syzkaller.appspotmail.com
Fix commit: 4da6a196f93b bpf: Sockmap/tls, during free we may call tcp_bpf_unhash() in loop
First crash: 1784d, last: 1621d
Cause bisection: failed (error log, bisect log)
  
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Discussions (6)
Title Replies (including bot) Last reply
[bpf PATCH v2 0/8] Fixes for sockmap/tls from more complex BPF progs 18 (18) 2020/02/06 19:04
[PATCH 5.4 000/222] 5.4.14-stable review 238 (238) 2020/01/26 16:57
[bpf PATCH 0/9] Fixes for sockmap/tls from more complex BPF progs 23 (23) 2020/01/10 23:20
kernel panic: stack is corrupted in __lock_acquire (4) 5 (7) 2019/11/19 05:46
Reminder: 99 open syzbot bugs in net subsystem 14 (14) 2019/07/31 15:13
Reminder: 94 open syzbot bugs in net subsystem 1 (1) 2019/06/25 05:48
▶ ▼ Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel panic: stack is corrupted in __lock_acquire (5) ntfs3 C error done 18 107d 484d 26/26 fixed on 2024/02/21 18:23
upstream kernel panic: stack is corrupted in __lock_acquire (2) kernel 1 1795d 1795d 0/26 closed as invalid on 2019/05/25 17:37
upstream kernel panic: stack is corrupted in __lock_acquire (3) kernel 3 1784d 1784d 0/26 closed as invalid on 2019/06/05 18:41
upstream kernel panic: stack is corrupted in __lock_acquire kernel 9 1926d 1938d 0/26 closed as dup on 2019/01/04 11:22
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2019/12/18 23:16 13m bisect fix net-next-old error job log (0)
2019/11/15 01:04 20m bisect fix net-next-old job log (0) log

Sample crash report:
Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: __lock_acquire+0x36fa/0x4c30 kernel/locking/lockdep.c:3907
CPU: 0 PID: 8662 Comm: syz-executor.4 Not tainted 5.3.0-rc6+ #153
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (75):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/09/01 22:47 net-next-old 38320f69403d bad3cce2 .config console log report syz ci-upstream-net-kasan-gce
2019/09/02 00:41 linux-next 6d028043b55e bad3cce2 .config console log report syz ci-upstream-linux-next-kasan-gce-root
2019/07/31 09:59 net-old 107e47cc80ec 7c7ded69 .config console log report ci-upstream-net-this-kasan-gce
2019/07/29 13:38 net-old 107e47cc80ec c85e1c5b .config console log report ci-upstream-net-this-kasan-gce
2019/07/25 12:52 net-old 107e47cc80ec 32329ceb .config console log report ci-upstream-net-this-kasan-gce
2019/07/19 04:37 net-old 49d05fe2c9d1 7bb222f7 .config console log report ci-upstream-net-this-kasan-gce
2019/07/18 20:45 net-old 49d05fe2c9d1 7bb222f7 .config console log report ci-upstream-net-this-kasan-gce
2019/07/01 21:08 net-old 0e3183cd2a64 907bf746 .config console log report ci-upstream-net-this-kasan-gce
2019/07/01 12:30 net-old 0e3183cd2a64 907bf746 .config console log report ci-upstream-net-this-kasan-gce
2019/06/28 03:03 net-old 89ed5b519004 7509bf36 .config console log report ci-upstream-net-this-kasan-gce
2019/06/26 00:44 net-old 904d88d743b0 0a8d1a96 .config console log report ci-upstream-net-this-kasan-gce
2019/06/25 06:14 net-old 45d5cb137c36 82c13b6b .config console log report ci-upstream-net-this-kasan-gce
2019/06/20 18:09 net-old 48620e341659 34bf9440 .config console log report ci-upstream-net-this-kasan-gce
2019/06/07 09:41 net-old 85cb928787ea 698773cb .config console log report ci-upstream-net-this-kasan-gce
2019/06/06 10:24 net-old 4970b42d5c36 a547defc .config console log report ci-upstream-net-this-kasan-gce
2019/06/05 21:26 net-old fdf71426e7c5 bfb4a51e .config console log report ci-upstream-net-this-kasan-gce
2019/10/16 01:04 net-next-old 14f2cf607ccd d4ea592f .config console log report ci-upstream-net-kasan-gce
2019/10/01 16:26 net-next-old 02dc96ef6c25 b7a87a83 .config console log report ci-upstream-net-kasan-gce
2019/09/23 07:50 net-next-old b41dae061bbd d96e88f3 .config console log report ci-upstream-net-kasan-gce
2019/09/23 01:11 net-next-old b41dae061bbd d96e88f3 .config console log report ci-upstream-net-kasan-gce
2019/09/22 18:42 net-next-old b41dae061bbd d96e88f3 .config console log report ci-upstream-net-kasan-gce
2019/09/21 13:58 net-next-old b41dae061bbd d96e88f3 .config console log report ci-upstream-net-kasan-gce
2019/09/20 10:24 net-next-old b41dae061bbd d96e88f3 .config console log report ci-upstream-net-kasan-gce
2019/09/17 06:52 net-next-old 990925fad5c2 51ca0454 .config console log report ci-upstream-net-kasan-gce
2019/09/05 23:00 net-next-old 0e5b36bc4c1f 040fda58 .config console log report ci-upstream-net-kasan-gce
2019/09/05 07:53 net-next-old 0d622143d174 040fda58 .config console log report ci-upstream-net-kasan-gce
2019/09/04 03:07 net-next-old 67538eb5c00f 526709ff .config console log report ci-upstream-net-kasan-gce
2019/09/03 21:07 net-next-old 67538eb5c00f 48448e71 .config console log report ci-upstream-net-kasan-gce
2019/09/01 21:38 net-next-old 38320f69403d bad3cce2 .config console log report ci-upstream-net-kasan-gce
2019/09/01 10:28 net-next-old 38320f69403d bad3cce2 .config console log report ci-upstream-net-kasan-gce
2019/08/31 09:30 net-next-old d00ee466a07e fd37b39e .config console log report ci-upstream-net-kasan-gce
2019/08/28 13:18 net-next-old d00ee466a07e fd37b39e .config console log report ci-upstream-net-kasan-gce
2019/08/28 07:30 net-next-old d00ee466a07e fd37b39e .config console log report ci-upstream-net-kasan-gce
2019/08/26 01:58 net-next-old c1236979b4d2 d21c5d9d .config console log report ci-upstream-net-kasan-gce
2019/08/25 23:26 net-next-old c1236979b4d2 d21c5d9d .config console log report ci-upstream-net-kasan-gce
2019/08/25 04:40 net-next-old f3acd33d840d d21c5d9d .config console log report ci-upstream-net-kasan-gce
2019/08/22 10:53 net-next-old 4f830a5af7b5 984250d5 .config console log report ci-upstream-net-kasan-gce
2019/08/22 07:45 net-next-old 4f830a5af7b5 984250d5 .config console log report ci-upstream-net-kasan-gce
2019/08/21 16:18 net-next-old ac2eb56e7504 4ea67ff8 .config console log report ci-upstream-net-kasan-gce
2019/08/20 16:16 net-next-old 932630fa9028 cfc9868f .config console log report ci-upstream-net-kasan-gce
2019/08/20 06:39 net-next-old 20e79a0a2cfd ee12860b .config console log report ci-upstream-net-kasan-gce
2019/08/20 04:22 net-next-old 20e79a0a2cfd ee12860b .config console log report ci-upstream-net-kasan-gce
2019/08/20 00:33 net-next-old 20e79a0a2cfd ee12860b .config console log report ci-upstream-net-kasan-gce
2019/08/19 15:47 net-next-old 10086b345385 b8ceabfc .config console log report ci-upstream-net-kasan-gce
2019/08/18 10:02 net-next-old d83d508b74c4 55bf8926 .config console log report ci-upstream-net-kasan-gce
2019/08/18 02:47 net-next-old a4d2113e46c1 55bf8926 .config console log report ci-upstream-net-kasan-gce
2019/08/17 22:21 net-next-old a4d2113e46c1 55bf8926 .config console log report ci-upstream-net-kasan-gce
2019/08/17 11:41 net-next-old 13b18f1d281b 8fd428a1 .config console log report ci-upstream-net-kasan-gce
2019/08/17 09:57 net-next-old 13b18f1d281b 8fd428a1 .config console log report ci-upstream-net-kasan-gce
2019/08/17 07:48 net-next-old 13b18f1d281b 8fd428a1 .config console log report ci-upstream-net-kasan-gce
2019/08/16 17:33 net-next-old 459c5fb44379 8fd428a1 .config console log report ci-upstream-net-kasan-gce
2019/08/16 11:43 net-next-old 459c5fb44379 8fd428a1 .config console log report ci-upstream-net-kasan-gce
2019/08/07 00:44 net-next-old 31cc088a4f5d c6f01e54 .config console log report ci-upstream-net-kasan-gce
2019/08/06 22:45 net-next-old 31cc088a4f5d c6f01e54 .config console log report ci-upstream-net-kasan-gce
2019/08/06 18:58 net-next-old 31cc088a4f5d c6f01e54 .config console log report ci-upstream-net-kasan-gce
2019/08/04 03:47 net-next-old 31cc088a4f5d 6affd8e8 .config console log report ci-upstream-net-kasan-gce
2019/07/30 19:24 net-next-old 31cc088a4f5d f28bf2a5 .config console log report ci-upstream-net-kasan-gce
2019/07/26 20:53 net-next-old 31cc088a4f5d 3e5d1beb .config console log report ci-upstream-net-kasan-gce
2019/07/26 02:39 net-next-old 31cc088a4f5d 732bc5a0 .config console log report ci-upstream-net-kasan-gce
2019/07/25 07:46 net-next-old 31cc088a4f5d 32329ceb .config console log report ci-upstream-net-kasan-gce
2019/07/10 07:38 net-next-old 08cc83cc7fd8 f62e1e85 .config console log report ci-upstream-net-kasan-gce
2019/07/06 12:42 net-next-old 23f30c41c732 f62e1e85 .config console log report ci-upstream-net-kasan-gce
2019/07/01 05:41 net-next-old 954a5a029472 699d6448 .config console log report ci-upstream-net-kasan-gce
2019/06/25 16:38 net-next-old 045df37e743c 0a8d1a96 .config console log report ci-upstream-net-kasan-gce
2019/06/25 13:50 net-next-old 7d30a7f6424e 82c13b6b .config console log report ci-upstream-net-kasan-gce
2019/06/24 22:40 net-next-old 7d30a7f6424e 82c13b6b .config console log report ci-upstream-net-kasan-gce
2019/06/19 00:34 net-next-old 13091aa30535 e3f76baa .config console log report ci-upstream-net-kasan-gce
2019/06/16 12:05 net-next-old 930cfe0f129d 442206d7 .config console log report ci-upstream-net-kasan-gce
2019/06/16 09:05 net-next-old 930cfe0f129d 442206d7 .config console log report ci-upstream-net-kasan-gce
2019/06/12 17:20 net-next-old 7a096d579e8e 794a1ad7 .config console log report ci-upstream-net-kasan-gce
2019/06/11 05:29 net-next-old a248384e6420 0159583c .config console log report ci-upstream-net-kasan-gce
2019/06/07 22:22 net-next-old 96524ea4be04 ce9107d0 .config console log report ci-upstream-net-kasan-gce
2019/06/06 22:13 net-next-old 4daa95af7f1c 698773cb .config console log report ci-upstream-net-kasan-gce
* Struck through repros no longer work on HEAD.