panic: expected socket to exist at '#N' in abstract socket namespace goroutine 531 [running]: panic({0x2973e0?, 0xc000049380?}) GOROOT/src/runtime/panic.go:1017 +0x3ac fp=0xc0008cceb8 sp=0xc0008cce08 pc=0x129ebec gvisor.dev/gvisor/pkg/sentry/inet.(*AbstractSocketNamespace).Remove(0xc00026e178, {0xc00057d031, 0x6b}, {0x7d7740?, 0xc0002486c0}) pkg/sentry/inet/abstract_socket_namespace.go:141 +0x2a5 fp=0xc0008ccfe8 sp=0xc0008cceb8 pc=0x1a9b085 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release.(*Socket).DecRef.func1() pkg/sentry/socket/unix/unix.go:120 +0x109 fp=0xc0008cd048 sp=0xc0008ccfe8 pc=0x1d0cf69 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*socketRefs).DecRef(0xc000248740, 0xc0008cd0c0) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/socket/unix/socket_refs.go:132 +0x56 fp=0xc0008cd0b0 sp=0xc0008cd048 pc=0x1d0c316 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(0xc0002486c0, {0x7e5b78, 0xc000838a80}) pkg/sentry/socket/unix/unix.go:132 +0x85 fp=0xc0008cd0f0 sp=0xc0008cd0b0 pc=0x1d0ce25 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:197 +0x357 fp=0xc0008cd208 sp=0xc0008cd0f0 pc=0x1adff97 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0xc0002486c0, 0xc0008cd2f8) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/vfs/file_description_refs.go:132 +0x56 fp=0xc0008cd270 sp=0xc0008cd208 pc=0x1810cf6 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(...) pkg/sentry/vfs/file_description.go:161 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop(0xc000267200?, {0x7e5b78, 0xc000838a80}, 0xc0002486c0) pkg/sentry/kernel/fd_table.go:137 +0x20d fp=0xc0008cd328 sp=0xc0008cd270 pc=0x1adfb6d gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDAt(0x12b12e7?, {0x7e5b78, 0xc000838a80}, 0x48010?, 0x0?, {0x0?}) pkg/sentry/kernel/fd_table.go:321 +0x85 fp=0xc0008cd390 sp=0xc0008cd328 pc=0x1ae21e5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDAt(...) pkg/sentry/kernel/task.go:778 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.dup3(0xc000838a80, 0x12d958c?, 0x3, 0x0) pkg/sentry/syscalls/linux/sys_file.go:572 +0x174 fp=0xc0008cd480 sp=0xc0008cd390 pc=0x1d46914 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Dup3(0x12dae29?, 0xc0008cd598?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7fe7b66bf807}, {0x7f885221d6c0}}) pkg/sentry/syscalls/linux/sys_file.go:558 +0x75 fp=0xc0008cd4d8 sp=0xc0008cd480 pc=0x1d46735 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000838a80, 0x124, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7fe7b66bf807}, {0x7f885221d6c0}}) pkg/sentry/kernel/task_syscall.go:142 +0x8b5 fp=0xc0008cd8f8 sp=0xc0008cd4d8 pc=0x1b55ab5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000838a80, 0x24f4c80?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7fe7b66bf807}, {0x7f885221d6c0}}) pkg/sentry/kernel/task_syscall.go:322 +0x6c fp=0xc0008cd998 sp=0xc0008cd8f8 pc=0x1b578ec gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0008cdb58?, 0x2065039?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7fe7b66bf807}, {0x7f885221d6c0}}) pkg/sentry/kernel/task_syscall.go:282 +0x87 fp=0xc0008cda10 sp=0xc0008cd998 pc=0x1b572a7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000838a80) pkg/sentry/kernel/task_syscall.go:257 +0x4f0 fp=0xc0008cdb68 sp=0xc0008cda10 pc=0x1b56e30 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000838a80?, 0xc000838a80) pkg/sentry/kernel/task_run.go:269 +0x1e08 fp=0xc0008cde70 sp=0xc0008cdb68 pc=0x1b416a8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000838a80, 0x25) pkg/sentry/kernel/task_run.go:98 +0x43b fp=0xc0008cdfb0 sp=0xc0008cde70 pc=0x1b3efbb gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:391 +0x45 fp=0xc0008cdfe0 sp=0xc0008cdfb0 pc=0x1b53845 runtime.goexit() src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0008cdfe8 sp=0xc0008cdfe0 pc=0x12d7c01 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 502 pkg/sentry/kernel/task_start.go:391 +0x1ae