panic: expected socket to exist at '#N' in abstract socket namespace goroutine 297 [running]: panic({0x10d9d80?, 0xc00068a5f0?}) GOROOT/src/runtime/panic.go:1017 +0x3ac fp=0xc00079b408 sp=0xc00079b358 pc=0x43a72c gvisor.dev/gvisor/pkg/sentry/inet.(*AbstractSocketNamespace).Remove(0xc0002529e8, {0xc000764701, 0x6b}, {0x1551a20?, 0xc000912300}) pkg/sentry/inet/abstract_socket_namespace.go:141 +0x22a fp=0xc00079b4e8 sp=0xc00079b408 pc=0x94e4ca gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef.func1() pkg/sentry/socket/unix/unix.go:120 +0xb7 fp=0xc00079b538 sp=0xc00079b4e8 pc=0xaff677 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*socketRefs).DecRef(0xc00063a5f8?, 0xc00063a5b0) bazel-out/k8-fastbuild/bin/pkg/sentry/socket/unix/socket_refs.go:132 +0x75 fp=0xc00079b5a0 sp=0xc00079b538 pc=0xafedf5 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef(0xc000912300?, {0x155faf8?, 0xc000308000?}) pkg/sentry/socket/unix/unix.go:116 +0x6b fp=0xc00079b5e0 sp=0xc00079b5a0 pc=0xaff58b gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release(0xc0005e6090?, {0x155faf8?, 0xc000308000?}) pkg/sentry/socket/unix/unix.go:132 +0x27 fp=0xc00079b608 sp=0xc00079b5e0 pc=0xaff707 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:197 +0x305 fp=0xc00079b6e8 sp=0xc00079b608 pc=0x77e245 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0x153e7b8?, 0xc00063a760) bazel-out/k8-fastbuild/bin/pkg/sentry/vfs/file_description_refs.go:132 +0x75 fp=0xc00079b750 sp=0xc00079b6e8 pc=0x7846d5 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(0x97bb53?, {0x155faf8?, 0xc000308000?}) pkg/sentry/vfs/file_description.go:161 +0x55 fp=0xc00079b790 sp=0xc00079b750 pc=0x77def5 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop(0xc000654f00?, {0x155faf8, 0xc000308000}, 0xc000912300) pkg/sentry/kernel/fd_table.go:137 +0x1c5 fp=0xc00079b810 sp=0xc00079b790 pc=0x97a705 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDAt(0x0?, {0x155faf8, 0xc000308000}, 0x63a900?, 0xb32545?, {0x0?}) pkg/sentry/kernel/fd_table.go:321 +0x66 fp=0xc00079b858 sp=0xc00079b810 pc=0x97b906 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDAt(...) pkg/sentry/kernel/task.go:778 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.dup3(0xc000308000, 0x0?, 0x3, 0x0?) pkg/sentry/syscalls/linux/sys_file.go:572 +0x113 fp=0xc00079b8e8 sp=0xc00079b858 pc=0xb28a93 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Dup3(0xc000308000?, 0x3436203a09657a69?, {{0x4}, {0x3}, {0x0}, {0x7edba1b3d9a7}, {0x7ee7725e36c0}, {0x7ee7725e36c0}}) pkg/sentry/syscalls/linux/sys_file.go:558 +0x7a fp=0xc00079b910 sp=0xc00079b8e8 pc=0xb2895a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000308000, 0x124, {{0x4}, {0x3}, {0x0}, {0x7edba1b3d9a7}, {0x7ee7725e36c0}, {0x7ee7725e36c0}}) pkg/sentry/kernel/task_syscall.go:142 +0x80b fp=0xc00079bc50 sp=0xc00079b910 pc=0x9cc20b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000308000, 0xc000597a40?, {{0x4}, {0x3}, {0x0}, {0x7edba1b3d9a7}, {0x7ee7725e36c0}, {0x7ee7725e36c0}}) pkg/sentry/kernel/task_syscall.go:322 +0x4e fp=0xc00079bcb0 sp=0xc00079bc50 pc=0x9cd80e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00063adf8?, 0xd79a07?, {{0x4}, {0x3}, {0x0}, {0x7edba1b3d9a7}, {0x7ee7725e36c0}, {0x7ee7725e36c0}}) pkg/sentry/kernel/task_syscall.go:282 +0x74 fp=0xc00079bd10 sp=0xc00079bcb0 pc=0x9cd3d4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000615790?) pkg/sentry/kernel/task_syscall.go:257 +0x3a8 fp=0xc00079be08 sp=0xc00079bd10 pc=0x9cd0c8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0006aa580?, 0xc000308000) pkg/sentry/kernel/task_run.go:269 +0x1405 fp=0xc00079bf48 sp=0xc00079be08 pc=0x9bf1c5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000308000, 0xf) pkg/sentry/kernel/task_run.go:98 +0x262 fp=0xc00079bfc0 sp=0xc00079bf48 pc=0x9bd6e2 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:391 +0x25 fp=0xc00079bfe0 sp=0xc00079bfc0 pc=0x9ca705 runtime.goexit() src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00079bfe8 sp=0xc00079bfe0 pc=0x471241 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 248 pkg/sentry/kernel/task_start.go:391 +0xf8