panic: expected socket to exist at '!N' in abstract socket namespace goroutine 1122 [running]: panic({0xb23f40?, 0x400003c170?}) GOROOT/src/runtime/panic.go:1017 +0x3cc fp=0x4000bf73e0 sp=0x4000bf7330 pc=0x49d0c gvisor.dev/gvisor/pkg/sentry/inet.(*AbstractSocketNamespace).Remove(0x40000e6218, {0x4000c93961, 0x6b}, {0xf849f0?, 0x4000bee840}) pkg/sentry/inet/abstract_socket_namespace.go:141 +0x1e8 fp=0x4000bf74c0 sp=0x4000bf73e0 pc=0x4ae028 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release.(*Socket).DecRef.func1() pkg/sentry/socket/unix/unix.go:120 +0x88 fp=0x4000bf7510 sp=0x4000bf74c0 pc=0x612548 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*socketRefs).DecRef(0x4000d18170?, 0x4000bf7598) bazel-out/aarch64-fastbuild/bin/pkg/sentry/socket/unix/socket_refs.go:132 +0x70 fp=0x4000bf7580 sp=0x4000bf7510 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(0x2?, {0xf92b68?, 0x4000d14a80?}) pkg/sentry/socket/unix/unix.go:132 +0x58 fp=0x4000bf75c0 sp=0x4000bf7580 pc=0x612488 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:197 +0x20c fp=0x4000bf76b0 sp=0x4000bf75c0 pc=0x4d464c gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0x0?, 0x4000740798) bazel-out/aarch64-fastbuild/bin/pkg/sentry/vfs/file_description_refs.go:132 +0x70 fp=0x4000bf7720 sp=0x4000bf76b0 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(0x4000bbdd40?, {0xf92b68, 0x4000d14a80}, 0x4000bee840) pkg/sentry/kernel/fd_table.go:137 +0x170 fp=0x4000bf77c0 sp=0x4000bf7720 pc=0x4d43c0 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDAt(0x0?, {0xf92b68, 0x4000d14a80}, 0x0?, 0x40007408c8?, {0xfc?}) pkg/sentry/kernel/fd_table.go:321 +0x44 fp=0x4000bf7810 sp=0x4000bf77c0 pc=0x4d5ba4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDAt(...) pkg/sentry/kernel/task.go:778 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.dup3(0x4000d14a80, 0x555c8?, 0x3, 0x0) pkg/sentry/syscalls/linux/sys_file.go:572 +0xb8 fp=0x4000bf78a0 sp=0x4000bf7810 pc=0x632008 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Dup3(0x4000d14a80?, 0x40009824e0?, {{0x4}, {0x3}, {0x0}, {0xdce2517a9050}, {0xf19a03fb55f0}, {0xf19a03f86000}}) pkg/sentry/syscalls/linux/sys_file.go:558 +0x54 fp=0x4000bf78d0 sp=0x4000bf78a0 pc=0x631f24 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x4000d14a80, 0x18, {{0x4}, {0x3}, {0x0}, {0xdce2517a9050}, {0xf19a03fb55f0}, {0xf19a03f86000}}) pkg/sentry/kernel/task_syscall.go:142 +0x4fc fp=0x4000bf7c10 sp=0x4000bf78d0 pc=0x518cfc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x4000d14a80, 0x4000bf0d78?, {{0x4}, {0x3}, {0x0}, {0xdce2517a9050}, {0xf19a03fb55f0}, {0xf19a03f86000}}) pkg/sentry/kernel/task_syscall.go:322 +0x3c fp=0x4000bf7c70 sp=0x4000bf7c10 pc=0x519c7c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x40009b9dc8?, 0x1efd8?, {{0x4}, {0x3}, {0x0}, {0xdce2517a9050}, {0xf19a03fb55f0}, {0xf19a03f86000}}) pkg/sentry/kernel/task_syscall.go:282 +0x58 fp=0x4000bf7cd0 sp=0x4000bf7c70 pc=0x5198f8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x4000bcef70?) pkg/sentry/kernel/task_syscall.go:257 +0x274 fp=0x4000bf7dd0 sp=0x4000bf7cd0 pc=0x5196b4 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x4000c62200?, 0x4000d14a80) pkg/sentry/kernel/task_run.go:269 +0xd7c fp=0x4000bf7f20 sp=0x4000bf7dd0 pc=0x50df3c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x4000d14a80, 0xc7) pkg/sentry/kernel/task_run.go:98 +0x1e4 fp=0x4000bf7fb0 sp=0x4000bf7f20 pc=0x50cb24 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:391 +0x2c fp=0x4000bf7fd0 sp=0x4000bf7fb0 pc=0x51771c runtime.goexit() src/runtime/asm_arm64.s:1197 +0x4 fp=0x4000bf7fd0 sp=0x4000bf7fd0 pc=0x81854 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 1117 pkg/sentry/kernel/task_start.go:391 +0xe4