panic: expected socket to exist at '!N' in abstract socket namespace goroutine 4314 [running]: panic({0xb23f40?, 0x40006562b0?}) GOROOT/src/runtime/panic.go:1017 +0x3cc fp=0x40007273e0 sp=0x4000727330 pc=0x49d0c gvisor.dev/gvisor/pkg/sentry/inet.(*AbstractSocketNamespace).Remove(0x40005821c8, {0x4001e492d1, 0x6b}, {0xf849f0?, 0x4000155980}) pkg/sentry/inet/abstract_socket_namespace.go:141 +0x1e8 fp=0x40007274c0 sp=0x40007273e0 pc=0x4ae028 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release.(*Socket).DecRef.func1() pkg/sentry/socket/unix/unix.go:120 +0x88 fp=0x4000727510 sp=0x40007274c0 pc=0x612548 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*socketRefs).DecRef(0x4001978d70?, 0x4000727598) bazel-out/aarch64-fastbuild/bin/pkg/sentry/socket/unix/socket_refs.go:132 +0x70 fp=0x4000727580 sp=0x4000727510 pc=0x611dd0 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(0x0?, {0xf92b68?, 0x40018b5500?}) pkg/sentry/socket/unix/unix.go:132 +0x58 fp=0x40007275c0 sp=0x4000727580 pc=0x612488 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:197 +0x20c fp=0x40007276b0 sp=0x40007275c0 pc=0x4d464c gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0x40003e3768?, 0x40003e3798) bazel-out/aarch64-fastbuild/bin/pkg/sentry/vfs/file_description_refs.go:132 +0x70 fp=0x4000727720 sp=0x40007276b0 pc=0x336df0 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(...) pkg/sentry/vfs/file_description.go:161 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop(0x4001bea3c0?, {0xf92b68, 0x40018b5500}, 0x4000155980) pkg/sentry/kernel/fd_table.go:137 +0x170 fp=0x40007277c0 sp=0x4000727720 pc=0x4d43c0 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDAt(0x40018b5500?, {0xf92b68, 0x40018b5500}, 0x96000?, 0x40003e3858?, {0x2c?}) pkg/sentry/kernel/fd_table.go:321 +0x44 fp=0x4000727810 sp=0x40007277c0 pc=0x4d5ba4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDAt(...) pkg/sentry/kernel/task.go:778 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.dup3(0x40018b5500, 0xfffbfeff?, 0x3, 0x0) pkg/sentry/syscalls/linux/sys_file.go:572 +0xb8 fp=0x40007278a0 sp=0x4000727810 pc=0x632008 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Dup3(0x40018b5500?, 0x0?, {{0x4}, {0x3}, {0x0}, {0xe313de61d050}, {0xe34a292bb520}, {0xe34a292bb5f0}}) pkg/sentry/syscalls/linux/sys_file.go:558 +0x54 fp=0x40007278d0 sp=0x40007278a0 pc=0x631f24 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x40018b5500, 0x18, {{0x4}, {0x3}, {0x0}, {0xe313de61d050}, {0xe34a292bb520}, {0xe34a292bb5f0}}) pkg/sentry/kernel/task_syscall.go:142 +0x4fc fp=0x4000727c10 sp=0x40007278d0 pc=0x518cfc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x40018b5500, 0x27080?, {{0x4}, {0x3}, {0x0}, {0xe313de61d050}, {0xe34a292bb520}, {0xe34a292bb5f0}}) pkg/sentry/kernel/task_syscall.go:322 +0x3c fp=0x4000727c70 sp=0x4000727c10 pc=0x519c7c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x40003e3dc8?, 0x40003e3cf0?, {{0x4}, {0x3}, {0x0}, {0xe313de61d050}, {0xe34a292bb520}, {0xe34a292bb5f0}}) pkg/sentry/kernel/task_syscall.go:282 +0x58 fp=0x4000727cd0 sp=0x4000727c70 pc=0x5198f8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x40016c7ad0?) pkg/sentry/kernel/task_syscall.go:257 +0x274 fp=0x4000727dd0 sp=0x4000727cd0 pc=0x5196b4 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x40012fb880?, 0x40018b5500) pkg/sentry/kernel/task_run.go:269 +0xd7c fp=0x4000727f20 sp=0x4000727dd0 pc=0x50df3c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x40018b5500, 0x3ba) pkg/sentry/kernel/task_run.go:98 +0x1e4 fp=0x4000727fb0 sp=0x4000727f20 pc=0x50cb24 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:391 +0x2c fp=0x4000727fd0 sp=0x4000727fb0 pc=0x51771c runtime.goexit() src/runtime/asm_arm64.s:1197 +0x4 fp=0x4000727fd0 sp=0x4000727fd0 pc=0x81854 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 4451 pkg/sentry/kernel/task_start.go:391 +0xe4