os/exec: test timeout in TestCredentialNoSetGroups with goroutines blocked on syscall.ForkLock on aix-ppc64 #56418
Description
#!watchflakes
post <- builder == "aix-ppc64" && pkg == "os/exec" && `^os/user\.lookupUnixUid`
Issue created automatically to collect these failures.
Example (log):
SIGQUIT: quit
PC=0x9000000005b8290 m=2 sigcode=0
r0 0xffffffffffffffff r1 0x1102ea0f0
r2 0xffffffffffffffff r3 0xffffffffffffffff
r4 0xffffffffffffffff r5 0xffffffffffffffff
r6 0xffffffffffffffff r7 0xffffffffffffffff
r8 0xffffffffffffffff r9 0xffffffffffffffff
r10 0xffffffffffffffff r11 0xffffffffffffffff
r12 0xffffffffffffffff r13 0x1102f2800
...
/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/os/user/lookup.go:15 +0x24 fp=0xa0001000005ada8 sp=0xa0001000005ad88 pc=0x100145cf4
sync.(*Once).doSlow(0x11020b9d0?, 0xa0001000005ae50?)
/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/sync/once.go:74 +0x124 fp=0xa0001000005ae10 sp=0xa0001000005ada8 pc=0x10007c064
sync.(*Once).Do(...)
/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/sync/once.go:65
os/user.Current()
/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/os/user/lookup.go:15 +0x50 fp=0xa0001000005ae68 sp=0xa0001000005ae10 pc=0x100144e00
os/exec_test.TestCredentialNoSetGroups(0xa0001000022a340)
/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/os/exec/exec_posix_test.go:45 +0x38 fp=0xa0001000005af30 sp=0xa0001000005ae68 pc=0x1002b2c18
testing.tRunner(0xa0001000022a340, 0x110085dd8)