panic: expected socket to exist at '$N' in abstract socket namespace goroutine 281 [running]: panic({0x297380?, 0xc000988020?}) GOROOT/src/runtime/panic.go:1017 +0x3ac fp=0xc000938eb8 sp=0xc000938e08 pc=0x129e6ec gvisor.dev/gvisor/pkg/sentry/inet.(*AbstractSocketNamespace).Remove(0xc0001f8038, {0xc0008cc0e1, 0x6b}, {0x7d7640?, 0xc00083c240}) pkg/sentry/inet/abstract_socket_namespace.go:141 +0x2a5 fp=0xc000938fe8 sp=0xc000938eb8 pc=0x1a9a7c5 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release.(*Socket).DecRef.func1() pkg/sentry/socket/unix/unix.go:120 +0x109 fp=0xc000939048 sp=0xc000938fe8 pc=0x1d0c6a9 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*socketRefs).DecRef(0xc00083c2c0, 0xc0009390c0) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/socket/unix/socket_refs.go:132 +0x56 fp=0xc0009390b0 sp=0xc000939048 pc=0x1d0ba56 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef(...) pkg/sentry/socket/unix/unix.go:116 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release(0xc00083c240, {0x7e5a78, 0xc00092e000}) pkg/sentry/socket/unix/unix.go:132 +0x85 fp=0xc0009390f0 sp=0xc0009390b0 pc=0x1d0c565 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:197 +0x357 fp=0xc000939208 sp=0xc0009390f0 pc=0x1adf6d7 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0xc00083c240, 0xc0009392f8) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/vfs/file_description_refs.go:132 +0x56 fp=0xc000939270 sp=0xc000939208 pc=0x18107f6 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(...) pkg/sentry/vfs/file_description.go:161 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop(0xc0003e8600?, {0x7e5a78, 0xc00092e000}, 0xc00083c240) pkg/sentry/kernel/fd_table.go:137 +0x20d fp=0xc000939328 sp=0xc000939270 pc=0x1adf2ad gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDAt(0x12b0de7?, {0x7e5a78, 0xc00092e000}, 0x48230?, 0x0?, {0x0?}) pkg/sentry/kernel/fd_table.go:321 +0x85 fp=0xc000939390 sp=0xc000939328 pc=0x1ae1925 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDAt(...) pkg/sentry/kernel/task.go:778 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.dup3(0xc00092e000, 0x12d908c?, 0x3, 0x0) pkg/sentry/syscalls/linux/sys_file.go:572 +0x174 fp=0xc000939480 sp=0xc000939390 pc=0x1d46054 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Dup3(0x12da929?, 0xc000939598?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f74e98fb9a7}, {0x5614563f8338}}) pkg/sentry/syscalls/linux/sys_file.go:558 +0x75 fp=0xc0009394d8 sp=0xc000939480 pc=0x1d45e75 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00092e000, 0x124, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f74e98fb9a7}, {0x5614563f8338}}) pkg/sentry/kernel/task_syscall.go:142 +0x8b5 fp=0xc0009398f8 sp=0xc0009394d8 pc=0x1b551f5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00092e000, 0x24f42c0?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f74e98fb9a7}, {0x5614563f8338}}) pkg/sentry/kernel/task_syscall.go:322 +0x6c fp=0xc000939998 sp=0xc0009398f8 pc=0x1b5702c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000939b58?, 0x2064779?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7f74e98fb9a7}, {0x5614563f8338}}) pkg/sentry/kernel/task_syscall.go:282 +0x87 fp=0xc000939a10 sp=0xc000939998 pc=0x1b569e7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00092e000) pkg/sentry/kernel/task_syscall.go:257 +0x4f0 fp=0xc000939b68 sp=0xc000939a10 pc=0x1b56570 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00092e000?, 0xc00092e000) pkg/sentry/kernel/task_run.go:269 +0x1e08 fp=0xc000939e70 sp=0xc000939b68 pc=0x1b40de8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00092e000, 0xa) pkg/sentry/kernel/task_run.go:98 +0x43b fp=0xc000939fb0 sp=0xc000939e70 pc=0x1b3e6fb gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:391 +0x45 fp=0xc000939fe0 sp=0xc000939fb0 pc=0x1b52f85 runtime.goexit() src/runtime/asm_amd64.s:1650 +0x1 fp=0xc000939fe8 sp=0xc000939fe0 pc=0x12d7701 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 192 pkg/sentry/kernel/task_start.go:391 +0x1ae