panic: expected socket to exist at '#N' in abstract socket namespace goroutine 262 [running]: panic({0x10d9d80?, 0xc000991180?}) GOROOT/src/runtime/panic.go:1017 +0x3ac fp=0xc00075d408 sp=0xc00075d358 pc=0x43a72c gvisor.dev/gvisor/pkg/sentry/inet.(*AbstractSocketNamespace).Remove(0xc0002529e8, {0xc000902151, 0x6b}, {0x1551a20?, 0xc0008e2240}) pkg/sentry/inet/abstract_socket_namespace.go:141 +0x22a fp=0xc00075d4e8 sp=0xc00075d408 pc=0x94e4ca gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef.func1() pkg/sentry/socket/unix/unix.go:120 +0xb7 fp=0xc00075d538 sp=0xc00075d4e8 pc=0xaff677 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*socketRefs).DecRef(0xc0005a65f8?, 0xc0005a65b0) bazel-out/k8-fastbuild/bin/pkg/sentry/socket/unix/socket_refs.go:132 +0x75 fp=0xc00075d5a0 sp=0xc00075d538 pc=0xafedf5 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef(0xc0008e2240?, {0x155faf8?, 0xc000678000?}) pkg/sentry/socket/unix/unix.go:116 +0x6b fp=0xc00075d5e0 sp=0xc00075d5a0 pc=0xaff58b gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release(0xc0009a4c60?, {0x155faf8?, 0xc000678000?}) pkg/sentry/socket/unix/unix.go:132 +0x27 fp=0xc00075d608 sp=0xc00075d5e0 pc=0xaff707 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:197 +0x305 fp=0xc00075d6e8 sp=0xc00075d608 pc=0x77e245 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0x153e7b8?, 0xc0005a6760) bazel-out/k8-fastbuild/bin/pkg/sentry/vfs/file_description_refs.go:132 +0x75 fp=0xc00075d750 sp=0xc00075d6e8 pc=0x7846d5 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(0x97bb53?, {0x155faf8?, 0xc000678000?}) pkg/sentry/vfs/file_description.go:161 +0x55 fp=0xc00075d790 sp=0xc00075d750 pc=0x77def5 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop(0xc0008ac100?, {0x155faf8, 0xc000678000}, 0xc0008e2240) pkg/sentry/kernel/fd_table.go:137 +0x1c5 fp=0xc00075d810 sp=0xc00075d790 pc=0x97a705 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDAt(0xc000678000?, {0x155faf8, 0xc000678000}, 0x5a68a8?, 0x444f9c?, {0x60?}) pkg/sentry/kernel/fd_table.go:321 +0x66 fp=0xc00075d858 sp=0xc00075d810 pc=0x97b906 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDAt(...) pkg/sentry/kernel/task.go:778 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.dup3(0xc000678000, 0x2?, 0x3, 0x0?) pkg/sentry/syscalls/linux/sys_file.go:572 +0x113 fp=0xc00075d8e8 sp=0xc00075d858 pc=0xb28a93 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Dup3(0xc000678000?, 0x6a5f7?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f4b3e39f9c7}, {0x7f836e7dd6c0}}) pkg/sentry/syscalls/linux/sys_file.go:558 +0x7a fp=0xc00075d910 sp=0xc00075d8e8 pc=0xb2895a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000678000, 0x124, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f4b3e39f9c7}, {0x7f836e7dd6c0}}) pkg/sentry/kernel/task_syscall.go:142 +0x80b fp=0xc00075dc50 sp=0xc00075d910 pc=0x9cc20b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000678000, 0xc0006822d0?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f4b3e39f9c7}, {0x7f836e7dd6c0}}) pkg/sentry/kernel/task_syscall.go:322 +0x4e fp=0xc00075dcb0 sp=0xc00075dc50 pc=0x9cd80e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x418428?, 0x0?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f4b3e39f9c7}, {0x7f836e7dd6c0}}) pkg/sentry/kernel/task_syscall.go:282 +0x74 fp=0xc00075dd10 sp=0xc00075dcb0 pc=0x9cd3d4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0008840d0?) pkg/sentry/kernel/task_syscall.go:257 +0x3a8 fp=0xc00075de08 sp=0xc00075dd10 pc=0x9cd0c8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0006ae400?, 0xc000678000) pkg/sentry/kernel/task_run.go:269 +0x1405 fp=0xc00075df48 sp=0xc00075de08 pc=0x9bf1c5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000678000, 0x9) pkg/sentry/kernel/task_run.go:98 +0x262 fp=0xc00075dfc0 sp=0xc00075df48 pc=0x9bd6e2 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:391 +0x25 fp=0xc00075dfe0 sp=0xc00075dfc0 pc=0x9ca705 runtime.goexit() src/runtime/asm_amd64.s:1650 +0x1 fp=0xc00075dfe8 sp=0xc00075dfe0 pc=0x471241 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 290 pkg/sentry/kernel/task_start.go:391 +0xf8