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kvm: panic: Sentry detected stuck tasks (6)

Status: fixed on 2022/03/01 23:36
Fix commit: f51097051ac5 tun: reject packets larger MTU
First crash: 1422d, last: 1411d
▶ ▼ Similar bugs (26)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
gvisor kvm: panic: Sentry detected stuck tasks (2) -1 C 66 1575d 1738d 14/26 fixed on 2021/09/25 08:25
gvisor kvm: panic: Sentry detected stuck tasks (26) -1 C 3 259d 260d 0/26 closed as invalid on 2025/04/25 22:43
gvisor kvm: panic: Sentry detected stuck tasks (7) -1 1 1329d 1322d 14/26 fixed on 2022/06/09 21:04
gvisor kvm: panic: Sentry detected stuck tasks (19) -1 3 788d 787d 26/26 fixed on 2023/11/15 20:33
gvisor kvm: panic: Sentry detected stuck tasks (23) -1 1 662d 662d 0/26 auto-obsoleted due to no activity on 2024/06/25 13:36
gvisor kvm: panic: Sentry detected stuck tasks -1 C 152 1753d 1769d 14/26 fixed on 2021/03/24 13:21
gvisor kvm: panic: Sentry detected stuck tasks (24) -1 C 9 396d 439d 26/26 fixed on 2024/12/11 10:55
gvisor kvm: panic: Sentry detected stuck tasks (18) -1 C 3 800d 805d 26/26 fixed on 2023/11/03 12:12
gvisor kvm: panic: Sentry detected stuck tasks (4) -1 C 627 1492d 1519d 14/26 fixed on 2021/12/10 13:30
gvisor kvm: panic: Sentry detected stuck tasks (27) -1 C 5 257d 259d 26/26 fixed on 2025/05/02 08:36
gvisor kvm: panic: Sentry detected stuck tasks (10) -1 3 1153d 1170d 14/26 fixed on 2022/11/30 11:09
gvisor kvm: panic: Sentry detected stuck tasks (22) -1 C 8 767d 777d 26/26 fixed on 2023/12/12 09:56
gvisor kvm: panic: Sentry detected stuck tasks (8) -1 1 1248d 1248d 0/26 closed as invalid on 2022/08/11 16:05
gvisor kvm: panic: Sentry detected stuck tasks (11) -1 1 1134d 1134d 0/26 closed as invalid on 2022/12/05 18:51
gvisor kvm: panic: Sentry detected stuck tasks (21) -1 C 2 782d 784d 26/26 fixed on 2023/11/21 23:47
gvisor kvm: panic: Sentry detected stuck tasks (15) -1 C 186 876d 879d 26/26 fixed on 2023/08/19 00:49
gvisor kvm: panic: Sentry detected stuck tasks (28) -1 C 11 208d 213d 26/26 fixed on 2025/07/10 09:16
gvisor kvm: panic: Sentry detected stuck tasks (20) -1 C 2 786d 786d 26/26 fixed on 2023/11/17 11:27
gvisor kvm: panic: Sentry detected stuck tasks (29) -1 C 3 54d 55d 26/26 fixed on 2025/11/19 02:01
gvisor kvm: panic: Sentry detected stuck tasks (5) -1 C 65 1423d 1484d 14/26 fixed on 2022/02/18 08:00
gvisor kvm: panic: Sentry detected stuck tasks (25) -1 C 3409 268d 364d 26/26 fixed on 2025/04/24 21:45
gvisor kvm: panic: Sentry detected stuck tasks (9) -1 2 1218d 1220d 14/26 fixed on 2022/09/20 07:30
gvisor kvm: panic: Sentry detected stuck tasks (3) -1 1 1537d 1537d 0/26 closed as invalid on 2021/10/27 19:47
gvisor kvm: panic: Sentry detected stuck tasks (12) -1 193 945d 1108d 26/26 fixed on 2023/06/10 02:45
gvisor kvm: panic: Sentry detected stuck tasks (14) -1 syz 4 891d 896d 26/26 fixed on 2023/08/08 01:03
gvisor kvm: panic: Sentry detected stuck tasks (17) -1 14 825d 855d 26/26 fixed on 2023/10/09 12:22

Sample crash report:
panic: Sentry detected 3 stuck task(s):
	Task tid: 18312 (goroutine 3236902), entered RunSys state 3m0.4s ago.
	Task tid: 18311 (goroutine 3236668), entered RunSys state 3m0.48s ago.
	Task tid: 18310 (goroutine 3235204), entered RunSys state 3m0.55s ago.
Search for 'goroutine <id>' in the stack dump to find the offending goroutine(s)
Stack for running G's are skipped while panicking.

Crashes (15):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/03/01 05:02 gvisor d79504d27236 45a13a73 .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/28 19:21 gvisor 510cc2f7fca9 45a13a73 .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/28 15:59 gvisor 7f3fdc910f37 45a13a73 .config console log report info ci-gvisor-kvm-cover kvm: panic: Sentry detected stuck tasks
2022/02/26 19:20 gvisor 510cc2f7fca9 45a13a73 .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/24 11:07 gvisor 8643fe526e2b 6e821dbf .config console log report info ci-gvisor-kvm-cover kvm: panic: Sentry detected stuck tasks
2022/02/22 19:58 gvisor 6e5b602ee1a1 6e821dbf .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/22 04:33 gvisor 6e5b602ee1a1 6e821dbf .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/22 01:00 gvisor 6e5b602ee1a1 6e821dbf .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/21 21:02 gvisor 6e5b602ee1a1 6e821dbf .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/21 16:41 gvisor 6e5b602ee1a1 3cd800e4 .config console log report info ci-gvisor-kvm-cover kvm: panic: Sentry detected stuck tasks
2022/02/20 03:49 gvisor 6e5b602ee1a1 3cd800e4 .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/19 23:28 gvisor 6e5b602ee1a1 3cd800e4 .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/19 21:57 gvisor 6e5b602ee1a1 3cd800e4 .config console log report info ci-gvisor-kvm kvm: panic: Sentry detected stuck tasks
2022/02/19 08:06 gvisor 155ac7c193a0 3cd800e4 .config console log report info ci-gvisor-kvm-cover kvm: panic: Sentry detected stuck tasks
2022/02/18 13:24 gvisor b413d78c27db 3cd800e4 .config console log report info ci-gvisor-kvm-cover kvm: panic: Sentry detected stuck tasks
* Struck through repros no longer work on HEAD.