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panic: Sentry detected stuck tasks (35)

Status: fixed on 2026/04/14 23:49
Fix commit: c057198fd552 Resolve deadlock in /proc/[pid]/fdinfo/[fd].
First crash: 104d, last: 52d
Similar bugs (32)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
gvisor panic: Sentry detected stuck tasks (16) 2 5 1457d 1530d 14/26 fixed on 2022/06/10 10:13
gvisor panic: Sentry detected stuck tasks (9) 2 9 1925d 1925d 14/26 fixed on 2021/02/26 03:02
gvisor panic: Sentry detected stuck tasks (14) 2 20 1646d 1692d 14/26 fixed on 2021/12/02 12:02
gvisor panic: Sentry detected stuck tasks (17) 2 C 822 1113d 1378d 26/26 fixed on 2023/05/19 14:28
gvisor panic: Sentry detected stuck tasks (12) 2 2 1723d 1723d 14/26 fixed on 2021/09/17 01:50
gvisor panic: Sentry detected stuck tasks (20) 2 C 895 1022d 1024d 26/26 fixed on 2023/08/19 00:55
gvisor panic: Sentry detected stuck tasks 2 C 506 2071d 2091d 0/26 fixed on 2020/10/03 12:41
gvisor panic: Sentry detected stuck tasks (6) 2 syz 714 1959d 2011d 14/26 fixed on 2021/01/22 19:49
gvisor panic: Sentry detected stuck tasks (7) 2 syz 2567 1928d 1959d 14/26 fixed on 2021/02/23 13:36
gvisor panic: Sentry detected stuck tasks (4) 2 C 5 2025d 2026d 0/26 fixed on 2020/11/18 07:03
gvisor panic: Sentry detected stuck tasks (22) 2 5 972d 972d 26/26 fixed on 2023/10/07 05:04
gvisor panic: Sentry detected stuck tasks (8) 2 C 64 1926d 1927d 14/26 fixed on 2021/02/25 13:46
gvisor panic: Sentry detected stuck tasks (13) 2 1 1722d 1722d 14/26 fixed on 2021/09/27 21:02
gvisor panic: Sentry detected stuck tasks (10) 2 C 264 1872d 1925d 14/26 fixed on 2021/04/20 00:15
gvisor panic: Sentry detected stuck tasks (26) 2 C 17 541d 542d 26/26 fixed on 2024/12/11 10:55
gvisor panic: Sentry detected stuck tasks (11) 2 C 31 1738d 1865d 14/26 fixed on 2021/09/03 10:11
gvisor panic: Sentry detected stuck tasks (3) 2 C 180 2026d 2030d 0/26 fixed on 2020/11/17 10:52
gvisor panic: Sentry detected stuck tasks (31) 2 3 260d 302d 26/26 fixed on 2025/09/19 06:07
gvisor panic: Sentry detected stuck tasks (28) 2 C 11282 406d 510d 26/26 fixed on 2025/04/24 21:44
gvisor panic: Sentry detected stuck tasks (21) 2 64 973d 1021d 26/26 fixed on 2023/10/05 23:05
gvisor panic: Sentry detected stuck tasks (2) 2 C 951 2030d 2070d 0/26 fixed on 2020/11/13 09:22
gvisor panic: Sentry detected stuck tasks (5) 2 syz 83 2012d 2025d 0/26 fixed on 2020/12/01 11:18
gvisor panic: Sentry detected stuck tasks (33) 2 C 13 199d 200d 26/26 fixed on 2025/11/19 02:01
gvisor panic: Sentry detected stuck tasks (27) 2 C 14 518d 538d 26/26 fixed on 2025/01/07 21:12
gvisor panic: Sentry detected stuck tasks (32) 2 5 207d 245d 26/26 fixed on 2025/11/12 21:14
gvisor panic: Sentry detected stuck tasks (15) 2 C 2582 1566d 1643d 14/26 fixed on 2022/02/25 14:00
gvisor panic: Sentry detected stuck tasks (34) 2 2 142d 148d 26/26 fixed on 2026/01/14 10:50
gvisor panic: Sentry detected stuck tasks (25) 2 C 78 542d 571d 26/26 fixed on 2024/12/09 18:01
gvisor panic: Sentry detected stuck tasks (29) 2 C 51 401d 406d 26/26 fixed on 2025/04/30 13:05
gvisor panic: Sentry detected stuck tasks (24) 2 C 13 960d 966d 26/26 fixed on 2023/10/19 08:45
gvisor panic: Sentry detected stuck tasks (23) 2 C 23 967d 972d 26/26 fixed on 2023/10/12 20:28
gvisor panic: Sentry detected stuck tasks (18) 2 C 625 1054d 1112d 26/26 fixed on 2023/07/19 00:35

Sample crash report:
panic: Sentry detected 3 stuck task(s):
		Task tid: 151 (goroutine 1084), entered RunSys state 3m19.99s ago.
		Task tid: 152 (goroutine 1090), entered RunSys state 3m20s ago.
		Task tid: 153 (goroutine 1105), entered RunSys state 3m5.46s 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 (41):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/03/09 06:14 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-ptrace-1-cover panic: Sentry detected stuck tasks
2026/03/09 06:01 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-systrap-1-race panic: Sentry detected stuck tasks
2026/03/09 05:45 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-ptrace-2 panic: Sentry detected stuck tasks
2026/03/09 05:08 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-ptrace-3 panic: Sentry detected stuck tasks
2026/03/09 05:08 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-systrap-1 panic: Sentry detected stuck tasks
2026/03/08 21:39 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-systrap-1-race panic: Sentry detected stuck tasks
2026/03/08 21:04 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-ptrace-1 panic: Sentry detected stuck tasks
2026/03/08 20:41 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-ptrace-3 panic: Sentry detected stuck tasks
2026/03/08 20:38 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-ptrace-1-cover panic: Sentry detected stuck tasks
2026/03/08 20:32 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-ptrace-2-cover panic: Sentry detected stuck tasks
2026/03/08 20:24 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-ptrace-2-race panic: Sentry detected stuck tasks
2026/03/08 20:22 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-systrap-1 panic: Sentry detected stuck tasks
2026/03/08 20:21 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-ptrace-2 panic: Sentry detected stuck tasks
2026/03/08 20:19 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-ptrace-3-race panic: Sentry detected stuck tasks
2026/03/08 20:12 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-ptrace-3-cover panic: Sentry detected stuck tasks
2026/03/09 05:20 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-arm64-ptrace-1-cover panic: Sentry detected stuck tasks
2026/03/09 05:07 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-arm64-ptrace-1 panic: Sentry detected stuck tasks
2026/03/08 20:36 gvisor 527012b63ce4 5cb44a80 .config console log report syz / log ci-gvisor-arm64-ptrace-1-cover panic: Sentry detected stuck tasks
2026/03/08 20:27 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-arm64-ptrace-1 panic: Sentry detected stuck tasks
2026/03/08 20:16 gvisor 527012b63ce4 5cb44a80 console log report syz / log ci-gvisor-arm64-systrap-1 panic: Sentry detected stuck tasks
2026/04/14 07:18 gvisor ab52a706a050 1a086e7c console log report info ci-gvisor-systrap-1 panic: Sentry detected stuck tasks
2026/04/11 21:07 gvisor 7a8f93e881db 38c8e246 .config console log report info ci-gvisor-ptrace-2-race panic: Sentry detected stuck tasks
2026/04/11 18:12 gvisor 00a38c0da811 38c8e246 console log report info ci-gvisor-ptrace-1 panic: Sentry detected stuck tasks
2026/04/10 22:18 gvisor b024e9775767 38c8e246 .config console log report info ci-gvisor-systrap-1-race panic: Sentry detected stuck tasks
2026/04/10 09:26 gvisor da7e03a42765 38c8e246 console log report info ci-gvisor-ptrace-1 panic: Sentry detected stuck tasks
2026/04/10 05:24 gvisor da7e03a42765 38c8e246 console log report info ci-gvisor-ptrace-1 panic: Sentry detected stuck tasks
2026/04/10 03:10 gvisor 7b4fe744c3d1 38c8e246 console log report info ci-gvisor-ptrace-1 panic: Sentry detected stuck tasks
2026/04/10 01:58 gvisor 7b4fe744c3d1 38c8e246 .config console log report info ci-gvisor-ptrace-2-race panic: Sentry detected stuck tasks
2026/04/09 10:48 gvisor 9bc8526be8df 38c8e246 .config console log report info ci-gvisor-ptrace-2-race panic: Sentry detected stuck tasks
2026/04/08 21:37 gvisor 50a14dc95f47 d9b7f621 .config console log report info ci-gvisor-ptrace-1-race panic: Sentry detected stuck tasks
2026/04/08 16:34 gvisor 50a14dc95f47 d9b7f621 console log report info ci-gvisor-systrap-1 panic: Sentry detected stuck tasks
2026/04/08 14:26 gvisor 50a14dc95f47 d9b7f621 console log report info ci-gvisor-ptrace-3 panic: Sentry detected stuck tasks
2026/02/26 21:52 gvisor 6ee74522ca38 ffa54287 .config console log report info ci-gvisor-systrap-1-race-cover panic: Sentry detected stuck tasks
2026/04/14 03:59 gvisor ab52a706a050 1a086e7c console log report info ci-gvisor-arm64-ptrace-1 panic: Sentry detected stuck tasks
2026/04/13 09:03 gvisor 7a8f93e881db 38c8e246 console log report info ci-gvisor-arm64-systrap-1 panic: Sentry detected stuck tasks
2026/04/11 10:47 gvisor 00a38c0da811 38c8e246 console log report info ci-gvisor-arm64-systrap-1 panic: Sentry detected stuck tasks
2026/04/10 14:29 gvisor da7e03a42765 38c8e246 console log report info ci-gvisor-arm64-ptrace-1 panic: Sentry detected stuck tasks
2026/04/09 06:35 gvisor 9bc8526be8df 38c8e246 console log report info ci-gvisor-arm64-ptrace-1 panic: Sentry detected stuck tasks
2026/04/08 01:11 gvisor 7eb858fdd6f5 2c961e87 console log report info ci-gvisor-arm64-ptrace-1 panic: Sentry detected stuck tasks
2026/02/26 12:42 gvisor 6ee74522ca38 ffa54287 .config console log report info ci-gvisor-arm64-systrap-1-cover panic: Sentry detected stuck tasks
2026/02/20 14:47 gvisor 1985b831b991 17d780d6 .config console log report info ci-gvisor-arm64-ptrace-1-cover panic: Sentry detected stuck tasks
* Struck through repros no longer work on HEAD.