panic: expected socket to exist at '#N' in abstract socket namespace goroutine 204 [running]: panic({0x297680?, 0xc000916030?}) GOROOT/src/runtime/panic.go:1017 +0x3ac fp=0xc0006a4dd8 sp=0xc0006a4d28 pc=0x12068ac gvisor.dev/gvisor/pkg/sentry/inet.(*AbstractSocketNamespace).Remove(0xc00025e948, {0xc000bc20e1, 0x6b}, {0x7112c0?, 0xc000b14480}) pkg/sentry/inet/abstract_socket_namespace.go:141 +0x2f4 fp=0xc0006a4f08 sp=0xc0006a4dd8 pc=0x1a99d74 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef.func1() pkg/sentry/socket/unix/unix.go:120 +0x15a fp=0xc0006a4f78 sp=0xc0006a4f08 pc=0x1d3c83a gvisor.dev/gvisor/pkg/sentry/socket/unix.(*socketRefs).DecRef(0xc000b14500, 0xc0006a4fe8) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/socket/unix/socket_refs.go:132 +0xaf fp=0xc0006a4fd8 sp=0xc0006a4f78 pc=0x1d3bcaf gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).DecRef(0xc000b14480, {0x71f4f8, 0xc000b72a80}) pkg/sentry/socket/unix/unix.go:116 +0x94 fp=0xc0006a5018 sp=0xc0006a4fd8 pc=0x1d3c694 gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).Release(0xc000b14480?, {0x71f4f8, 0xc000b72a80}) pkg/sentry/socket/unix/unix.go:132 +0x4c fp=0xc0006a5048 sp=0xc0006a5018 pc=0x1d3c90c gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:197 +0x48f fp=0xc0006a5188 sp=0xc0006a5048 pc=0x17b590f gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0xc000b14480, 0xc0006a51f8) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/vfs/file_description_refs.go:132 +0xaf fp=0xc0006a51e8 sp=0xc0006a5188 pc=0x17bfd4f gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(0xc000b14480, {0x71f4f8, 0xc000b72a80}) pkg/sentry/vfs/file_description.go:161 +0x7a fp=0xc0006a5228 sp=0xc0006a51e8 pc=0x17b543a gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).drop(0xc000740d80?, {0x71f4f8, 0xc000b72a80}, 0x3?) pkg/sentry/kernel/fd_table.go:137 +0x110 fp=0xc0006a52a8 sp=0xc0006a5228 pc=0x1ae30b0 gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDAt(0xc000b98000?, {0x71f4f8, 0xc000b72a80}, 0xb98000?, 0x1242ae9?, {0x70?}) pkg/sentry/kernel/fd_table.go:321 +0xc5 fp=0xc0006a5318 sp=0xc0006a52a8 pc=0x1ae4a05 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDAt(0xc000b72a80, 0xc84c00?, 0x0?, {0x0?}) pkg/sentry/kernel/task.go:778 +0x8c fp=0xc0006a5380 sp=0xc0006a5318 pc=0x1b2038c gvisor.dev/gvisor/pkg/sentry/syscalls/linux.dup3(0xc000b72a80, 0x124144c?, 0x3, 0x0) pkg/sentry/syscalls/linux/sys_file.go:572 +0x173 fp=0xc0006a5468 sp=0xc0006a5380 pc=0x1d7a153 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Dup3(0xc0006a5540?, 0x1239eee?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7fbd880e89a7}, {0x7fd4780796c0}}) pkg/sentry/syscalls/linux/sys_file.go:558 +0x105 fp=0xc0006a54d0 sp=0xc0006a5468 pc=0x1d79f85 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000b72a80, 0x124, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7fbd880e89a7}, {0x7fd4780796c0}}) pkg/sentry/kernel/task_syscall.go:142 +0xaff fp=0xc0006a5908 sp=0xc0006a54d0 pc=0x1b62dbf gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000b72a80, 0x1?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7fbd880e89a7}, {0x7fd4780796c0}}) pkg/sentry/kernel/task_syscall.go:322 +0x7d fp=0xc0006a59c0 sp=0xc0006a5908 pc=0x1b64e7d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00063c1e0?, 0x1242ae9?, {{0x4}, {0x3}, {0x0}, {0x0}, {0x7fbd880e89a7}, {0x7fd4780796c0}}) pkg/sentry/kernel/task_syscall.go:282 +0xbd fp=0xc0006a5a38 sp=0xc0006a59c0 pc=0x1b6477d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000b72a80) pkg/sentry/kernel/task_syscall.go:257 +0x55b fp=0xc0006a5b70 sp=0xc0006a5a38 pc=0x1b642db gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000b72a80?, 0xc000b72a80) pkg/sentry/kernel/task_run.go:269 +0x2387 fp=0xc0006a5e60 sp=0xc0006a5b70 pc=0x1b4d1c7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000b72a80, 0xb) pkg/sentry/kernel/task_run.go:98 +0x36a fp=0xc0006a5fb0 sp=0xc0006a5e60 pc=0x1b4a52a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:391 +0x45 fp=0xc0006a5fe0 sp=0xc0006a5fb0 pc=0x1b60625 runtime.goexit() src/runtime/asm_amd64.s:1650 +0x1 fp=0xc0006a5fe8 sp=0xc0006a5fe0 pc=0x123f8c1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 198 pkg/sentry/kernel/task_start.go:391 +0x1ce