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panic: Sentry detected 4 stuck task(s):

Status: fixed on 2020/03/17 20:38
Fix commit: b0f2c3e7646d Fix infinite loop in semaphore.sem.wakeWaiters().
First crash: 1725d, last: 1714d
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
gvisor panic: Sentry detected 4 stuck task(s): (2) C 112 1541d 1702d 0/26 closed as dup on 2020/09/13 08:12

Sample crash report:
panic: Sentry detected 4 stuck task(s):
	Task tid: 3633 (0xe31), entered RunSys state 3m5.17s ago.
	Task tid: 3634 (0xe32), entered RunSys state 3m3.96s ago.
	Task tid: 3636 (0xe34), entered RunSys state 3m5.1s ago.
	Task tid: 3635 (0xe33), entered RunSys state 3m5.08s 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.

Crashes (7):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/03/17 16:56 gvisor f693e1334b6f 749688d2 .config console log report ci-gvisor-kvm-direct-sandbox
2020/03/17 09:18 gvisor 829beebf0b67 749688d2 .config console log report ci-gvisor-kvm-proxy-overlay-sandbox
2020/03/17 03:18 gvisor f693e1334b6f 749688d2 .config console log report ci-gvisor-kvm-direct-sandbox
2020/03/17 02:16 gvisor f693e1334b6f 749688d2 .config console log report ci-gvisor-kvm-direct-sandbox
2020/03/16 07:03 gvisor 829beebf0b67 749688d2 .config console log report ci-gvisor-kvm-proxy-overlay-sandbox
2020/03/13 22:14 gvisor f693e1334b6f bddb05c5 .config console log report ci-gvisor-ptrace-proxy-sandbox-race
2020/03/07 02:44 gvisor b1576e533223 4a4e0509 .config console log report ci-gvisor-ptrace-proxy-sandbox-race
* Struck through repros no longer work on HEAD.