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panic: Sentry detected stuck tasks (3)

Status: fixed on 2020/11/17 10:52
Fix commit: 267560d159b2 Reset watchdog timer between sendfile() iterations.
First crash: 1474d, last: 1470d
▶ ▼ Similar bugs (22)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
gvisor panic: Sentry detected stuck tasks (16) 5 901d 974d 14/26 fixed on 2022/06/10 10:13
gvisor panic: Sentry detected stuck tasks (9) 9 1369d 1370d 14/26 fixed on 2021/02/26 03:02
gvisor panic: Sentry detected stuck tasks (14) 20 1090d 1136d 14/26 fixed on 2021/12/02 12:02
gvisor panic: Sentry detected stuck tasks (17) C 822 557d 822d 26/26 fixed on 2023/05/19 14:28
gvisor panic: Sentry detected stuck tasks (12) 2 1167d 1167d 14/26 fixed on 2021/09/17 01:50
gvisor panic: Sentry detected stuck tasks (20) C 895 466d 468d 26/26 fixed on 2023/08/19 00:55
gvisor panic: Sentry detected stuck tasks C 506 1515d 1535d 0/26 fixed on 2020/10/03 12:41
gvisor panic: Sentry detected stuck tasks (6) syz 714 1404d 1455d 14/26 fixed on 2021/01/22 19:49
gvisor panic: Sentry detected stuck tasks (7) syz 2567 1372d 1403d 14/26 fixed on 2021/02/23 13:36
gvisor panic: Sentry detected stuck tasks (4) C 5 1469d 1470d 0/26 fixed on 2020/11/18 07:03
gvisor panic: Sentry detected stuck tasks (22) 5 416d 417d 26/26 fixed on 2023/10/07 05:04
gvisor panic: Sentry detected stuck tasks (8) C 64 1370d 1371d 14/26 fixed on 2021/02/25 13:46
gvisor panic: Sentry detected stuck tasks (13) 1 1166d 1166d 14/26 fixed on 2021/09/27 21:02
gvisor panic: Sentry detected stuck tasks (10) C 264 1316d 1369d 14/26 fixed on 2021/04/20 00:15
gvisor panic: Sentry detected stuck tasks (11) C 31 1182d 1309d 14/26 fixed on 2021/09/03 10:11
gvisor panic: Sentry detected stuck tasks (21) 64 417d 465d 26/26 fixed on 2023/10/05 23:05
gvisor panic: Sentry detected stuck tasks (2) C 951 1474d 1515d 0/26 fixed on 2020/11/13 09:22
gvisor panic: Sentry detected stuck tasks (5) syz 83 1456d 1469d 0/26 fixed on 2020/12/01 11:18
gvisor panic: Sentry detected stuck tasks (15) C 2582 1010d 1087d 14/26 fixed on 2022/02/25 14:00
gvisor panic: Sentry detected stuck tasks (24) C 13 404d 410d 26/26 fixed on 2023/10/19 08:45
gvisor panic: Sentry detected stuck tasks (23) C 23 411d 416d 26/26 fixed on 2023/10/12 20:28
gvisor panic: Sentry detected stuck tasks (18) C 625 498d 557d 26/26 fixed on 2023/07/19 00:35

Sample crash report:
panic: Sentry detected 1 stuck task(s):
	Task tid: 22 (0x16), entered RunSys state 3m35.22s ago.
Search for '(*Task).run(0x..., 0x<tid>)' in the stack dump to find the offending goroutine
Stack for running G's are skipped while panicking.

goroutine 158 [running]:
panic(0x109efa0, 0xc00090b8c0)
	GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0d3e87c18 sp=0xc0d3e87b60 pc=0x437030
gvisor.dev/gvisor/pkg/sentry/watchdog.(*Watchdog).doAction(0xc000242100, 0x1, 0x1, 0xc0d3e87d70)
	pkg/sentry/watchdog/watchdog.go:447 +0x5ff fp=0xc0d3e87d10 sp=0xc0d3e87c18 pc=0xc61f5f
gvisor.dev/gvisor/pkg/sentry/watchdog.(*Watchdog).report(0xc000242100, 0xc0007a0450, 0x11a01, 0xd0ea0e4000)
	pkg/sentry/watchdog/watchdog.go:395 +0x335 fp=0xc0d3e87e38 sp=0xc0d3e87d10 pc=0xc61895
gvisor.dev/gvisor/pkg/sentry/watchdog.(*Watchdog).runTurn(0xc000242100)
	pkg/sentry/watchdog/watchdog.go:372 +0x58a fp=0xc0d3e87f40 sp=0xc0d3e87e38 pc=0xc614aa
gvisor.dev/gvisor/pkg/sentry/watchdog.(*Watchdog).loop(0xc000242100)
	pkg/sentry/watchdog/watchdog.go:292 +0x56 fp=0xc0d3e87fd8 sp=0xc0d3e87f40 pc=0xc60e16
runtime.goexit()
	src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0d3e87fe0 sp=0xc0d3e87fd8 pc=0x4705a1
created by gvisor.dev/gvisor/pkg/sentry/watchdog.(*Watchdog).Start
	pkg/sentry/watchdog/watchdog.go:231 +0x1e7

Crashes (180):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/11/13 22:20 gvisor 280cf46874cd 4a7fa9b4 .config console log report syz C ci-gvisor-main
2020/11/13 21:23 gvisor cc1b20590cf4 4a7fa9b4 .config console log report syz C ci-gvisor-kvm-direct-sandbox
2020/11/13 20:51 gvisor cc1b20590cf4 4a7fa9b4 .config console log report syz C ci-gvisor-kvm-direct-sandbox
2020/11/13 19:57 gvisor 280cf46874cd 4a7fa9b4 .config console log report syz C ci-gvisor-main
2020/11/13 23:52 gvisor 280cf46874cd 4a7fa9b4 .config console log report syz ci-gvisor-main
2020/11/13 21:23 gvisor 280cf46874cd 4a7fa9b4 .config console log report syz ci-gvisor-ptrace-proxy-sandbox-race
2020/11/17 10:08 gvisor 373fd8310032 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/17 08:21 gvisor 373fd8310032 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/17 06:53 gvisor 373fd8310032 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/17 04:47 gvisor 373fd8310032 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/17 03:40 gvisor 373fd8310032 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/17 01:18 gvisor 373fd8310032 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/16 23:35 gvisor 373fd8310032 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/16 21:25 gvisor 43dd7a200569 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/16 19:19 gvisor 43dd7a200569 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/16 17:34 gvisor 43dd7a200569 1bf9a662 .config console log report info ci-gvisor-main
2020/11/16 17:05 gvisor 43dd7a200569 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/16 15:25 gvisor 43dd7a200569 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/16 13:48 gvisor 43dd7a200569 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/16 08:58 gvisor 43dd7a200569 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/16 07:17 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-main
2020/11/15 23:31 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/15 22:08 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/15 19:44 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/15 18:28 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/15 17:25 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/15 15:44 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/15 14:24 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/15 12:36 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/15 08:49 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/15 06:45 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/15 04:29 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/15 00:32 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-kvm-direct-sandbox
2020/11/14 23:03 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 20:49 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-main
2020/11/14 19:47 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/14 15:57 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/14 09:59 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 08:52 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 08:37 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 08:23 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:56 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/14 07:56 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:54 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:54 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/14 07:54 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:53 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/14 07:51 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:51 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/14 07:50 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:49 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:43 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:43 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:42 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/14 07:42 gvisor 182c126013a2 1bf9a662 .config console log report info ci-gvisor-ptrace-proxy-sandbox-race
2020/11/13 10:17 gvisor cc1b20590cf4 4a7fa9b4 .config console log report info ci-gvisor-kvm-direct-sandbox
* Struck through repros no longer work on HEAD.