panic: expected socket to exist at '#N' in abstract socket namespace goroutine 235 [running]: panic({0x10d9d80?, 0xc000300290?}) GOROOT/src/runtime/panic.go:1017 +0x3ac fp=0xc00070b408 sp=0xc00070b358 pc=0x43a72c gvisor.dev/gvisor/pkg/sentry/inet.(*AbstractSocketNamespace).Remove(0xc00015aa38, {0xc00014d341, 0x6b}, {0x1551a20?, 0xc000032540}) pkg/sentry/inet/abstract_socket_namespace.go:141 +0x22a fp=0xc00070b4e8 sp=0xc00070b408 pc=0x94e4ca gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef.func1() pkg/sentry/socket/unix/unix.go:120 +0xb7 fp=0xc00070b538 sp=0xc00070b4e8 pc=0xaff677 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*socketRefs).DecRef(0xc0007905f8?, 0xc0007905b0) bazel-out/k8-fastbuild/bin/pkg/sentry/socket/unix/socket_refs.go:132 +0x75 fp=0xc00070b5a0 sp=0xc00070b538 pc=0xafedf5 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef(0xc000032540?, {0x155faf8?, 0xc0001d4a80?}) pkg/sentry/socket/unix/unix.go:116 +0x6b fp=0xc00070b5e0 sp=0xc00070b5a0 pc=0xaff58b gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release(0xc0008506c0?, {0x155faf8?, 0xc0001d4a80?}) pkg/sentry/socket/unix/unix.go:132 +0x27 fp=0xc00070b608 sp=0xc00070b5e0 pc=0xaff707 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:197 +0x305 fp=0xc00070b6e8 sp=0xc00070b608 pc=0x77e245 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0x153e7b8?, 0xc000790760) bazel-out/k8-fastbuild/bin/pkg/sentry/vfs/file_description_refs.go:132 +0x75 fp=0xc00070b750 sp=0xc00070b6e8 pc=0x7846d5 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(0x97bb53?, {0x155faf8?, 0xc0001d4a80?}) pkg/sentry/vfs/file_description.go:161 +0x55 fp=0xc00070b790 sp=0xc00070b750 pc=0x77def5 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop(0xc00074e240?, {0x155faf8, 0xc0001d4a80}, 0xc000032540) pkg/sentry/kernel/fd_table.go:137 +0x1c5 fp=0xc00070b810 sp=0xc00070b790 pc=0x97a705 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDAt(0xc0001d4a80?, {0x155faf8, 0xc0001d4a80}, 0x0?, 0x0?, {0x0?}) pkg/sentry/kernel/fd_table.go:321 +0x66 fp=0xc00070b858 sp=0xc00070b810 pc=0x97b906 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDAt(...) pkg/sentry/kernel/task.go:778 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.dup3(0xc0001d4a80, 0x2?, 0x3, 0x0?) pkg/sentry/syscalls/linux/sys_file.go:572 +0x113 fp=0xc00070b8e8 sp=0xc00070b858 pc=0xb28a93 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Dup3(0xc0001d4a80?, 0x0?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f45d5df8b07}, {0x7f9421dc56c0}}) pkg/sentry/syscalls/linux/sys_file.go:558 +0x7a fp=0xc00070b910 sp=0xc00070b8e8 pc=0xb2895a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0001d4a80, 0x124, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f45d5df8b07}, {0x7f9421dc56c0}}) pkg/sentry/kernel/task_syscall.go:142 +0x80b fp=0xc00070bc50 sp=0xc00070b910 pc=0x9cc20b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0001d4a80, 0xc000616960?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f45d5df8b07}, {0x7f9421dc56c0}}) pkg/sentry/kernel/task_syscall.go:322 +0x4e fp=0xc00070bcb0 sp=0xc00070bc50 pc=0x9cd80e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x418428?, 0x43da4e?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f45d5df8b07}, {0x7f9421dc56c0}}) pkg/sentry/kernel/task_syscall.go:282 +0x74 fp=0xc00070bd10 sp=0xc00070bcb0 pc=0x9cd3d4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00052d1e0?) pkg/sentry/kernel/task_syscall.go:257 +0x3a8 fp=0xc00070be08 sp=0xc00070bd10 pc=0x9cd0c8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000210600?, 0xc0001d4a80) pkg/sentry/kernel/task_run.go:269 +0x1405 fp=0xc00070bf48 sp=0xc00070be08 pc=0x9bf1c5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0001d4a80, 0x9) pkg/sentry/kernel/task_run.go:98 +0x262 fp=0xc00070bfc0 sp=0xc00070bf48 pc=0x9bd6e2 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:391 +0x25 fp=0xc00070bfe0 sp=0xc00070bfc0 pc=0x9ca705 runtime.goexit() src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00070bfe8 sp=0xc00070bfe0 pc=0x471241 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 274 pkg/sentry/kernel/task_start.go:391 +0xf8