syzbot

 sign-in | mailing list | source | docs
🐞 Open [1606]
≡ Subsystems
🐞 Fixed [6142]
🐞 Invalid [15359]
⬇ Missing Backports [171]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

INFO: rcu detected stall in corrupted (2)

Status: closed as invalid on 2018/07/29 11:55
Subsystems: kernel
[Documentation on labels]
First crash: 2438d, last: 2438d
▶ ▼ Similar bugs (10)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 INFO: rcu detected stall in corrupted origin:upstream missing-backport C 3881 12h46m 750d 0/3 upstream: reported C repro on 2023/03/13 04:03
android-414 INFO: rcu detected stall in corrupted C 3 2109d 2182d 0/1 public: reported C repro on 2019/04/10 16:04
android-49 INFO: rcu detected stall in corrupted C 27 1994d 2179d 0/3 public: reported C repro on 2019/04/14 00:00
upstream INFO: rcu detected stall in corrupted (3) kernel C done 1 2198d 2194d 0/28 closed as invalid on 2019/03/30 00:13
linux-4.14 INFO: rcu detected stall in corrupted (2) C error 4 1752d 1913d 0/1 upstream: reported C repro on 2020/01/04 08:54
upstream INFO: rcu detected stall in corrupted (4) pci mm C done inconclusive 644 11d 1669d 0/28 upstream: reported C repro on 2020/09/04 18:49
upstream INFO: rcu detected stall in corrupted net syz 1 2506d 2506d 8/28 fixed on 2018/07/09 18:05
linux-4.14 INFO: rcu detected stall in corrupted C done 3 2026d 2048d 1/1 fixed on 2019/12/05 23:59
linux-4.19 INFO: rcu detected stall in corrupted C error 2 1166d 1873d 0/1 upstream: reported C repro on 2020/02/13 05:06
linux-5.15 INFO: rcu detected stall in corrupted origin:lts-only C error 16 3d15h 526d 0/3 upstream: reported C repro on 2023/10/23 02:41

Sample crash report:
INFO: rcu_sched detected stalls on CPUs/tasks:
	(detected by 1, t=105007 jiffies, g=6926, c=6925, q=5)
All QSes seen, last rcu_sched kthread activity 105014 (4295680086-4295575072), jiffies_till_next_fqs=3, root ->qsmask 0x0
syz-executor0   R  running task    23288  5140   4372 0x20020008
Call Trace:
 <IRQ>
 sched_show_task.cold.84+0x27a/0x301 kernel/sched/core.c:5324

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2018/07/28 22:44 upstream dd63bf22fccd ebf656d7 .config console log report syz ci-upstream-kasan-gce-386
* Struck through repros no longer work on HEAD.