syzbot


INFO: rcu detected stall in corrupted (4)

Status: upstream: reported C repro on 2020/09/04 18:49
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+aa7d098bd6fa788fae8e@syzkaller.appspotmail.com
First crash: 1385d, last: 5h04m
Cause bisection: introduced by (bisect log) :
commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22
Author: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Date: Sat Sep 29 00:59:43 2018 +0000

  tc: Add support for configuring the taprio scheduler

Crash: no output from test machine (log)
Repro: C syz .config
  
Fix bisection the fix commit could be any of (bisect log):
  0f091e43310f netlabel: remove unused param from audit_log_format()
  a729b8e6ec3d Merge branch 'fixes-for-yt8511-phy-driver'
  
Discussions (4)
Title Replies (including bot) Last reply
[syzbot] Monthly bpf report (Apr 2024) 0 (1) 2024/04/11 06:54
[syzbot] Monthly net report (Dec 2023) 0 (1) 2023/12/27 09:18
[syzbot] Monthly net report (Nov 2023) 5 (6) 2023/11/28 15:05
INFO: rcu detected stall in corrupted (4) 2 (3) 2021/03/05 22:27
Similar bugs (14)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 INFO: rcu detected stall in corrupted origin:upstream C 929 2d12h 461d 0/3 upstream: reported C repro on 2023/03/13 04:03
android-414 INFO: rcu detected stall in corrupted C 3 1821d 1894d 0/1 public: reported C repro on 2019/04/10 16:04
android-49 INFO: rcu detected stall in corrupted C 27 1706d 1890d 0/3 public: reported C repro on 2019/04/14 00:00
upstream INFO: rcu detected stall in corrupted (3) kernel C done 1 1910d 1905d 0/27 closed as invalid on 2019/03/30 00:13
linux-4.14 INFO: rcu detected stall in corrupted (2) C error 4 1464d 1625d 0/1 upstream: reported C repro on 2020/01/04 08:54
upstream INFO: rcu detected stall in corrupted net syz 1 2218d 2218d 8/27 fixed on 2018/07/09 18:05
linux-4.14 INFO: rcu detected stall in corrupted C done 3 1738d 1760d 1/1 fixed on 2019/12/05 23:59
linux-4.19 INFO: rcu detected stall in corrupted C error 2 878d 1585d 0/1 upstream: reported C repro on 2020/02/13 05:06
upstream INFO: rcu detected stall in corrupted (2) kernel syz 1 2149d 2149d 0/27 closed as invalid on 2018/07/29 11:55
linux-5.15 INFO: rcu detected stall in corrupted origin:lts-only C error 4 93d 237d 0/3 upstream: reported C repro on 2023/10/23 02:41
android-5-15 BUG: soft lockup in corrupted origin:lts C 28 5d07h 66d 0/2 upstream: reported C repro on 2024/04/11 09:01
upstream BUG: workqueue lockup (5) kernfs C done 4524 8m 1614d 0/27 upstream: reported C repro on 2020/01/14 22:04
linux-4.14 BUG: soft lockup in corrupted C error 12 686d 1169d 0/1 upstream: reported C repro on 2021/04/04 06:30
linux-4.19 BUG: soft lockup in corrupted C error 3 715d 903d 0/1 upstream: reported C repro on 2021/12/26 20:46
Last patch testing requests (3)
Created Duration User Patch Repo Result
2024/02/17 11:32 12m retest repro upstream report log
2023/11/05 14:11 48m retest repro bpf OK log
2023/11/05 14:31 12m retest repro upstream report log
Fix bisection attempts (8)
Created Duration User Patch Repo Result
2021/05/31 08:09 28m bisect fix net-next-old job log (2)
2021/05/01 07:17 22m bisect fix net-next-old job log (0) log
2021/04/01 06:52 24m bisect fix net-next-old job log (0) log
2021/03/01 04:23 23m bisect fix net-next-old job log (0) log
2021/02/01 15:30 0m bisect fix net-next-old error job log (0)
2020/12/07 14:25 25m bisect fix net-next-old job log (0) log
2020/11/07 05:27 26m bisect fix net-next-old job log (0) log
2020/10/07 17:56 26m bisect fix net-next-old job log (0) log

Sample crash report:
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
 P5131
 } 2663 jiffies s: 1497 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):


Crashes (479):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/06/16 16:53 upstream 2ccbdf43d5e7 f429ab00 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/06/16 02:37 upstream 2ccbdf43d5e7 f429ab00 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/06/14 07:54 upstream 2ccbdf43d5e7 a9616ff5 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/06/13 13:02 upstream cea2a26553ac 2aa5052f .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/06/13 05:03 upstream cea2a26553ac 2aa5052f .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/06/06 04:18 upstream 71d7b52cc33b 121701b6 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/06/04 14:33 upstream f06ce441457d a1feae05 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/06/02 17:57 upstream 83814698cf48 3113787f .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in corrupted
2024/06/02 11:11 upstream 83814698cf48 3113787f .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/29 15:17 upstream e0cce98fe279 34889ee3 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in corrupted
2024/05/29 15:03 upstream e0cce98fe279 34889ee3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in corrupted
2024/05/29 13:16 upstream e0cce98fe279 34889ee3 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in corrupted
2024/05/29 12:14 upstream e0cce98fe279 34889ee3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/05/29 09:37 upstream e0cce98fe279 34889ee3 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in corrupted
2024/05/29 05:03 upstream e0cce98fe279 34889ee3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/28 01:50 upstream 2bfcfd584ff5 f550015e .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/05/27 01:17 upstream c13320499ba0 a10a183e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in corrupted
2024/05/26 18:42 upstream 9b62e02e6336 a10a183e .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in corrupted
2024/05/26 17:39 upstream 9b62e02e6336 a10a183e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/05/25 13:18 upstream 0b32d436c015 a10a183e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/05/24 15:55 upstream 8f6a15f095a6 8f98448e .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/05/24 09:13 upstream 8f6a15f095a6 8f98448e .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in corrupted
2024/05/23 04:10 upstream 8f6a15f095a6 4d098039 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in corrupted
2024/05/22 21:21 upstream 8f6a15f095a6 4d098039 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in corrupted
2024/05/22 06:12 upstream 8f6a15f095a6 1014eca7 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/17 10:59 upstream ea5f6ad9ad96 c2e07261 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in corrupted
2024/05/11 22:27 upstream cf87f46fd34d 9026e142 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/07 19:57 upstream dccb07f2914c cb2dcc0e .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/07 18:28 upstream dccb07f2914c cb2dcc0e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in corrupted
2024/05/03 17:10 upstream f03359bca01b 375d4445 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in corrupted
2024/05/03 06:26 upstream 49a73b1652c5 ddfc15a1 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in corrupted
2024/05/02 08:53 upstream 0106679839f7 3ba885bc .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in corrupted
2024/04/29 23:12 upstream b947cc5bf6d7 27e33c58 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in corrupted
2024/04/29 15:51 upstream e67572cd2204 27e33c58 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in corrupted
2024/04/29 06:07 upstream e67572cd2204 07b455f9 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in corrupted
2024/04/28 20:04 upstream 2c8159388952 07b455f9 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in corrupted
2023/07/23 23:39 upstream c2782531397f 27cbe77f .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: rcu detected stall in corrupted
2024/05/17 09:34 net 83e93942796d c2e07261 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in corrupted
2024/05/13 17:15 net-next cddd2dc6390b 9026e142 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in corrupted
2024/05/10 23:25 net-next 383eed2de529 f7c35481 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in corrupted
2024/06/09 22:30 linux-next d35b2284e966 82c05ab8 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/06/09 05:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 5821bf2dffbe 82c05ab8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in corrupted
2024/06/06 21:08 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 5821bf2dffbe 121701b6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in corrupted
2024/06/03 20:00 linux-next 861a3cb5a2a8 0aba2352 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/06/03 19:01 linux-next 861a3cb5a2a8 0aba2352 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/06/03 03:38 linux-next 0e1980c40b6e 3113787f .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/06/01 03:56 linux-next 0e1980c40b6e 3113787f .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/28 04:50 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 1613e604df0c f550015e .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in corrupted
2024/05/28 01:58 linux-next 3689b0ef08b7 f550015e .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/27 03:11 linux-next 3689b0ef08b7 a10a183e .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/27 03:06 linux-next 3689b0ef08b7 a10a183e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/20 01:14 linux-next c75962170e49 c0f1611a .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/18 17:36 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 51474ab44abf c0f1611a .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in corrupted
2024/05/11 13:06 linux-next 75fa778d74b7 9026e142 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2024/05/19 12:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fda5695d692c c0f1611a .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: rcu detected stall in corrupted
2024/05/13 11:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fda5695d692c 9026e142 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: rcu detected stall in corrupted
2020/08/31 18:45 net-next-old 0f091e43310f d5a3ae1f .config console log report syz C ci-upstream-net-kasan-gce
2024/06/07 15:10 upstream 8a92980606e3 121701b6 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in corrupted
2024/03/19 13:44 upstream fe46a7dd189e e104824c .config console log report syz [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: rcu detected stall in corrupted
2023/01/29 14:58 upstream c96618275234 9dfcf09c .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in corrupted
2024/06/06 06:28 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 5821bf2dffbe 121701b6 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in corrupted
2024/05/17 18:55 linux-next c75962170e49 a12e99e7 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in corrupted
2023/11/12 16:49 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 3fec323339a4 d80eec66 .config console log report syz [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-riscv64 INFO: rcu detected stall in corrupted
2021/01/02 05:37 upstream eda809aef534 79264ae3 .config console log report syz ci-upstream-kasan-gce-root
2021/10/28 02:57 bpf 440ffcdd9db4 373bf66b .config console log report syz C ci-upstream-bpf-kasan-gce INFO: rcu detected stall in corrupted
* Struck through repros no longer work on HEAD.