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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: 1613d, last: 1602d
▶ ▼ 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 1766d 1929d 14/26 fixed on 2021/09/25 08:25
gvisor kvm: panic: Sentry detected stuck tasks (26) -1 C 3 451d 451d 0/26 closed as invalid on 2025/04/25 22:43
gvisor kvm: panic: Sentry detected stuck tasks (7) -1 1 1521d 1514d 14/26 fixed on 2022/06/09 21:04
gvisor kvm: panic: Sentry detected stuck tasks (19) -1 3 980d 978d 26/26 fixed on 2023/11/15 20:33
gvisor kvm: panic: Sentry detected stuck tasks (23) -1 1 853d 853d 0/26 auto-obsoleted due to no activity on 2024/06/25 13:36
gvisor kvm: panic: Sentry detected stuck tasks -1 C 152 1944d 1960d 14/26 fixed on 2021/03/24 13:21
gvisor kvm: panic: Sentry detected stuck tasks (24) -1 C 9 587d 630d 26/26 fixed on 2024/12/11 10:55
gvisor kvm: panic: Sentry detected stuck tasks (18) -1 C 3 992d 997d 26/26 fixed on 2023/11/03 12:12
gvisor kvm: panic: Sentry detected stuck tasks (4) -1 C 627 1683d 1710d 14/26 fixed on 2021/12/10 13:30
gvisor kvm: panic: Sentry detected stuck tasks (27) -1 C 5 448d 450d 26/26 fixed on 2025/05/02 08:36
gvisor kvm: panic: Sentry detected stuck tasks (10) -1 3 1344d 1361d 14/26 fixed on 2022/11/30 11:09
gvisor kvm: panic: Sentry detected stuck tasks (22) -1 C 8 958d 969d 26/26 fixed on 2023/12/12 09:56
gvisor kvm: panic: Sentry detected stuck tasks (8) -1 1 1439d 1439d 0/26 closed as invalid on 2022/08/11 16:05
gvisor kvm: panic: Sentry detected stuck tasks (11) -1 1 1325d 1325d 0/26 closed as invalid on 2022/12/05 18:51
gvisor kvm: panic: Sentry detected stuck tasks (21) -1 C 2 973d 975d 26/26 fixed on 2023/11/21 23:47
gvisor kvm: panic: Sentry detected stuck tasks (15) -1 C 186 1067d 1070d 26/26 fixed on 2023/08/19 00:49
gvisor kvm: panic: Sentry detected stuck tasks (28) -1 C 11 399d 404d 26/26 fixed on 2025/07/10 09:16
gvisor kvm: panic: Sentry detected stuck tasks (20) -1 C 2 977d 977d 26/26 fixed on 2023/11/17 11:27
gvisor kvm: panic: Sentry detected stuck tasks (29) -1 C 3 245d 246d 26/26 fixed on 2025/11/19 02:01
gvisor kvm: panic: Sentry detected stuck tasks (5) -1 C 65 1614d 1676d 14/26 fixed on 2022/02/18 08:00
gvisor kvm: panic: Sentry detected stuck tasks (25) -1 C 3409 460d 556d 26/26 fixed on 2025/04/24 21:45
gvisor kvm: panic: Sentry detected stuck tasks (9) -1 2 1410d 1411d 14/26 fixed on 2022/09/20 07:30
gvisor kvm: panic: Sentry detected stuck tasks (3) -1 1 1728d 1728d 0/26 closed as invalid on 2021/10/27 19:47
gvisor kvm: panic: Sentry detected stuck tasks (12) -1 193 1137d 1299d 26/26 fixed on 2023/06/10 02:45
gvisor kvm: panic: Sentry detected stuck tasks (14) -1 syz 4 1082d 1088d 26/26 fixed on 2023/08/08 01:03
gvisor kvm: panic: Sentry detected stuck tasks (17) -1 14 1016d 1047d 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.