panic: ptrace status unexpected: got 9, wanted stopped stubStart = 00007fffffff0000 goroutine 9895 [running]: panic(0x15ba900, 0xc000380020) GOROOT/src/runtime/panic.go:1064 +0x46d fp=0xc000d87958 sp=0xc000d878a0 pc=0x43611d gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*thread).dumpAndPanic(0xc000bfcff0, 0xc000ab09c0, 0x30) pkg/sentry/platform/ptrace/subprocess.go:329 +0x31a fp=0xc000d87aa8 sp=0xc000d87958 pc=0x11ecaaa gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*thread).wait(0xc000bfcff0, 0x0, 0x50de) pkg/sentry/platform/ptrace/subprocess.go:366 +0x2ea fp=0xc000d87b68 sp=0xc000d87aa8 pc=0x11ed0ca gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*thread).attach(0xc000bfcff0) pkg/sentry/platform/ptrace/subprocess.go:280 +0x99 fp=0xc000d87bd8 sp=0xc000d87b68 pc=0x11ec389 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).newThread(...) pkg/sentry/platform/ptrace/subprocess.go:264 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).newThread-fm(0xc00073b4a8) pkg/sentry/platform/ptrace/subprocess.go:257 +0xce fp=0xc000d87c30 sp=0xc000d87bd8 pc=0x11f443e gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*threadPool).lookupOrCreate(0xc000940158, 0xc000004ee2, 0xc00073b5b0, 0x0) pkg/sentry/platform/ptrace/subprocess.go:109 +0x2f5 fp=0xc000d87d18 sp=0xc000d87c30 pc=0x11ebc35 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).syscall(0xc000940140, 0xb, 0xc000d87e20, 0x2, 0x2, 0x0, 0x0, 0x0) pkg/sentry/platform/ptrace/subprocess.go:609 +0xd9 fp=0xc000d87dd0 sp=0xc000d87d18 pc=0x11ef169 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).Unmap(0xc000940140, 0x0, 0x7fffffff0000) pkg/sentry/platform/ptrace/subprocess.go:651 +0x2e9 fp=0xc000d87f38 sp=0xc000d87dd0 pc=0x11ef689 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).unmap(0xc000940140) pkg/sentry/platform/ptrace/subprocess.go:230 +0x62 fp=0xc000d87f68 sp=0xc000d87f38 pc=0x11ec1e2 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).Release.func1(0xc000940140) pkg/sentry/platform/ptrace/subprocess.go:247 +0x3d fp=0xc000d87fd8 sp=0xc000d87f68 pc=0x11f323d runtime.goexit() src/runtime/asm_amd64.s:1373 +0x1 fp=0xc000d87fe0 sp=0xc000d87fd8 pc=0x46b9a1 created by gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).Release pkg/sentry/platform/ptrace/subprocess.go:246 +0x4d