gvisor test error: FATAL ERROR: error executing umounter: fork/exec /proc/self/exe: no such file or directory

Status: fixed on 2025/11/21 10:12
Fix commit: c0171a1ef32a runsc: allow to build runsc-race with code coverage instrumentation
First crash: 307d, last: 307d

Sample crash report:
W1105 02:03:27.505885       1 util.go:64] FATAL ERROR: error executing umounter: fork/exec /proc/self/exe: no such file or directory
error executing umounter: fork/exec /proc/self/exe: no such file or directory

Crashes (4):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/11/05 02:03 gvisor 6db745970118 d372724f .config console log report ci-gvisor-ptrace-1-cover gvisor test error: FATAL ERROR: error executing umounter: fork/exec /proc/self/exe: no such file or directory
2025/11/05 01:54 gvisor 6db745970118 d372724f .config console log report ci-gvisor-ptrace-2-cover gvisor test error: FATAL ERROR: error executing umounter: fork/exec /proc/self/exe: no such file or directory
2025/11/05 01:51 gvisor 6db745970118 d372724f .config console log report ci-gvisor-ptrace-3-cover gvisor test error: FATAL ERROR: error executing umounter: fork/exec /proc/self/exe: no such file or directory
2025/11/05 01:45 gvisor 6db745970118 d372724f .config console log report ci-gvisor-systrap-1-cover gvisor test error: FATAL ERROR: error executing umounter: fork/exec /proc/self/exe: no such file or directory
* Struck through repros no longer work on HEAD.