panic: Decrementing non-positive ref count 0xc005ad2408, owned by tmpfs.inode goroutine 167052 [running]: panic({0xf82ce0, 0xc0049583a0}) GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc000bb5810 sp=0xc000bb5750 pc=0x4358b7 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inodeRefs).DecRef(0xc005ad2408, 0xc01ba98000?) bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/fsimpl/tmpfs/inode_refs.go:125 +0x16a fp=0xc000bb5878 sp=0xc000bb5810 pc=0x874a8a gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inode).decRef(0x40f968?, {0x13831b0?, 0xc01ba98000?}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:528 +0x5f fp=0xc000bb58b8 sp=0xc000bb5878 pc=0x87d3df gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inode).decLinksLocked(0x558c5f2ff001?, {0x13831b0?, 0xc01ba98000?}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:515 +0x73 fp=0xc000bb58e0 sp=0xc000bb58b8 pc=0x87d313 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc000bb59a0?, {0x13831b0, 0xc01ba98000}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:299 +0xea fp=0xc000bb5978 sp=0xc000bb58e0 pc=0x87c80a gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc0009b8158?, {0x13831b0, 0xc01ba98000}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc000bb5a10 sp=0xc000bb5978 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0x98007ff83d6d2000?, {0x13831b0, 0xc01ba98000}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc000bb5aa8 sp=0xc000bb5a10 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0x84c765?, {0x13831b0, 0xc01ba98000}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc000bb5b40 sp=0xc000bb5aa8 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc0004421d0?, {0x13831b0, 0xc01ba98000}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc000bb5bd8 sp=0xc000bb5b40 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).Release(0xc0007bc000, {0x13831b0, 0xc01ba98000}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:272 +0xc7 fp=0xc000bb5c08 sp=0xc000bb5bd8 pc=0x87c6c7 gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef.func1() pkg/sentry/vfs/filesystem.go:81 +0xbd fp=0xc000bb5c48 sp=0xc000bb5c08 pc=0x74eedd gvisor.dev/gvisor/pkg/sentry/vfs.(*FilesystemRefs).DecRef(0xc01ba98000?, 0xc000bb5cc0) bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/vfs/filesystem_refs.go:131 +0x7e fp=0xc000bb5cb0 sp=0xc000bb5c48 pc=0x74f79e gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef(0xc000bb5d30?, {0x13831b0?, 0xc01ba98000?}) pkg/sentry/vfs/filesystem.go:77 +0x5b fp=0xc000bb5cf0 sp=0xc000bb5cb0 pc=0x74eddb gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).destroy(0xc01b48f300, {0x13831b0, 0xc01ba98000}) pkg/sentry/vfs/mount.go:926 +0x16d fp=0xc000bb5d40 sp=0xc000bb5cf0 pc=0x75936d gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).DecRef(0xc01b48f300, {0x13831b0, 0xc01ba98000}) pkg/sentry/vfs/mount.go:910 +0xa5 fp=0xc000bb5d68 sp=0xc000bb5d40 pc=0x7591c5 gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc01b48f300?, 0xc005ad2000?}, {0x13831b0, 0xc01ba98000}) pkg/sentry/vfs/vfs.go:927 +0x6d fp=0xc000bb5d98 sp=0xc000bb5d68 pc=0x7686ad gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef.func1() pkg/sentry/kernel/fs_context.go:76 +0xa5 fp=0xc000bb5e08 sp=0xc000bb5d98 pc=0x92c525 gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContextRefs).DecRef(0x958380?, 0xc000bb5e80) bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/kernel/fs_context_refs.go:131 +0x7e fp=0xc000bb5e70 sp=0xc000bb5e08 pc=0x92d8de gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef(0xc01ba98000?, {0x13831b0?, 0xc01ba98000?}) pkg/sentry/kernel/fs_context.go:70 +0x5b fp=0xc000bb5eb0 sp=0xc000bb5e70 pc=0x92c43b gvisor.dev/gvisor/pkg/sentry/kernel.(*runExitMain).execute(0xc01b1d0580, 0xc01ba98000) pkg/sentry/kernel/task_exit.go:280 +0x3f7 fp=0xc000bb5f60 sp=0xc000bb5eb0 pc=0x95caf7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc01ba98000, 0x1dd7) pkg/sentry/kernel/task_run.go:94 +0x1ec fp=0xc000bb5fc0 sp=0xc000bb5f60 pc=0x967cac gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:378 +0x2a fp=0xc000bb5fe0 sp=0xc000bb5fc0 pc=0x974b4a runtime.goexit() src/runtime/asm_amd64.s:1571 +0x1 fp=0xc000bb5fe8 sp=0xc000bb5fe0 pc=0x4695c1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:378 +0x105