panic: Decrementing non-positive ref count 0xc007e38c08, owned by tmpfs.inode goroutine 1186939 [running]: panic({0xf82ce0, 0xc004f04930}) GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc008cbb810 sp=0xc008cbb750 pc=0x4358b7 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inodeRefs).DecRef(0xc007e38c08, 0xc008574a80?) bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/fsimpl/tmpfs/inode_refs.go:125 +0x16a fp=0xc008cbb878 sp=0xc008cbb810 pc=0x874a8a gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inode).decRef(0x40f968?, {0x13831b0?, 0xc008574a80?}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:528 +0x5f fp=0xc008cbb8b8 sp=0xc008cbb878 pc=0x87d3df gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inode).decLinksLocked(0x0?, {0x13831b0?, 0xc008574a80?}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:515 +0x73 fp=0xc008cbb8e0 sp=0xc008cbb8b8 pc=0x87d313 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc008cbb9a0?, {0x13831b0, 0xc008574a80}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:299 +0xea fp=0xc008cbb978 sp=0xc008cbb8e0 pc=0x87c80a gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc008cbba38?, {0x13831b0, 0xc008574a80}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc008cbba10 sp=0xc008cbb978 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xd7007fae830ce000?, {0x13831b0, 0xc008574a80}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc008cbbaa8 sp=0xc008cbba10 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0x84c765?, {0x13831b0, 0xc008574a80}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc008cbbb40 sp=0xc008cbbaa8 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc00003c4d0?, {0x13831b0, 0xc008574a80}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc008cbbbd8 sp=0xc008cbbb40 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).Release(0xc0007420c0, {0x13831b0, 0xc008574a80}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:272 +0xc7 fp=0xc008cbbc08 sp=0xc008cbbbd8 pc=0x87c6c7 gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef.func1() pkg/sentry/vfs/filesystem.go:81 +0xbd fp=0xc008cbbc48 sp=0xc008cbbc08 pc=0x74eedd gvisor.dev/gvisor/pkg/sentry/vfs.(*FilesystemRefs).DecRef(0xc008574a80?, 0xc008cbbcc0) bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/vfs/filesystem_refs.go:131 +0x7e fp=0xc008cbbcb0 sp=0xc008cbbc48 pc=0x74f79e gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef(0xc008cbbd30?, {0x13831b0?, 0xc008574a80?}) pkg/sentry/vfs/filesystem.go:77 +0x5b fp=0xc008cbbcf0 sp=0xc008cbbcb0 pc=0x74eddb gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).destroy(0xc009f60100, {0x13831b0, 0xc008574a80}) pkg/sentry/vfs/mount.go:926 +0x16d fp=0xc008cbbd40 sp=0xc008cbbcf0 pc=0x75936d gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).DecRef(0xc009f60100, {0x13831b0, 0xc008574a80}) pkg/sentry/vfs/mount.go:910 +0xa5 fp=0xc008cbbd68 sp=0xc008cbbd40 pc=0x7591c5 gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc009f60100?, 0xc00d0b7800?}, {0x13831b0, 0xc008574a80}) pkg/sentry/vfs/vfs.go:927 +0x6d fp=0xc008cbbd98 sp=0xc008cbbd68 pc=0x7686ad gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef.func1() pkg/sentry/kernel/fs_context.go:76 +0xa5 fp=0xc008cbbe08 sp=0xc008cbbd98 pc=0x92c525 gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContextRefs).DecRef(0x958380?, 0xc008cbbe80) bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/kernel/fs_context_refs.go:131 +0x7e fp=0xc008cbbe70 sp=0xc008cbbe08 pc=0x92d8de gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef(0xc008574a80?, {0x13831b0?, 0xc008574a80?}) pkg/sentry/kernel/fs_context.go:70 +0x5b fp=0xc008cbbeb0 sp=0xc008cbbe70 pc=0x92c43b gvisor.dev/gvisor/pkg/sentry/kernel.(*runExitMain).execute(0xc00a1b2200, 0xc008574a80) pkg/sentry/kernel/task_exit.go:280 +0x3f7 fp=0xc008cbbf60 sp=0xc008cbbeb0 pc=0x95caf7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc008574a80, 0xbb87) pkg/sentry/kernel/task_run.go:94 +0x1ec fp=0xc008cbbfc0 sp=0xc008cbbf60 pc=0x967cac gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:378 +0x2a fp=0xc008cbbfe0 sp=0xc008cbbfc0 pc=0x974b4a runtime.goexit() src/runtime/asm_amd64.s:1571 +0x1 fp=0xc008cbbfe8 sp=0xc008cbbfe0 pc=0x4695c1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:378 +0x105