panic: nested locking: kernfs.filesystemRWMutex: goroutine 98379 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).RLock(0xc0001e80f0) bazel-out/aarch64-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:59 +0x40 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).InotifyWithParent(0xc007311560, {0x852b38, 0xc003318a80}, 0x10, 0x0?, 0xc8?) pkg/sentry/fsimpl/kernfs/kernfs.go:517 +0x78 gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).InotifyWithParent(...) pkg/sentry/vfs/dentry.go:187 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:167 +0xbc gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0xc00166d380, 0xc000aee918) bazel-out/aarch64-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/vfs/file_description_refs.go:131 +0x58 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(0xc00166d380, {0x852b38, 0xc003318a80}) pkg/sentry/vfs/file_description.go:161 +0x64 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).SafeDecRefFD(0xc0003a40a0, {0x852b38, 0xc003318a80}, 0xc00166d380) pkg/sentry/fsimpl/kernfs/kernfs.go:153 +0xb0 gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*fdSymlink).Getlink(0xc006438780, {0x852b38, 0xc003318a80}, 0xc0001bd5f0?) pkg/sentry/fsimpl/proc/task_fds.go:242 +0x128 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc000aeec68?, {0x852b38, 0xc003318a80}, 0xc0040bc000, 0xc0001bd560) pkg/sentry/fsimpl/kernfs/filesystem.go:85 +0x410 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc0003a40f0?, {0x852b38, 0xc003318a80}, 0xc0040bc000) pkg/sentry/fsimpl/kernfs/filesystem.go:160 +0xb8 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc0003a40a0, {0x852b38, 0xc003318a80}, 0xc0040bc000, {0x20002, 0x0, 0x0}) pkg/sentry/fsimpl/kernfs/filesystem.go:483 +0x130 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc005101e00?, {0x852b38, 0xc003318a80}, 0x0?, 0xc000aef3d8, 0xc000aef2d0) pkg/sentry/vfs/vfs.go:436 +0x398 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.openat(0xc003318a80, 0x1?, 0xc000aef4a8?, 0x2, 0x0) pkg/sentry/syscalls/linux/sys_file.go:112 +0x1a8 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Openat(0xc003318a80?, {{0xffffffffffffff9c}, {0xe7088606eb10}, {0x2}, {0x0}, {0x0}, {0x5510000000005440}}) pkg/sentry/syscalls/linux/sys_file.go:91 +0x40 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc003318a80, 0x38, {{0xffffffffffffff9c}, {0xe7088606eb10}, {0x2}, {0x0}, {0x0}, {0x5510000000005440}}) pkg/sentry/kernel/task_syscall.go:142 +0x6f4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc003318a80, 0x125560c?, {{0xffffffffffffff9c}, {0xe7088606eb10}, {0x2}, {0x0}, {0x0}, {0x5510000000005440}}) pkg/sentry/kernel/task_syscall.go:322 +0x50 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000aefb38?, 0x12bc888?, {{0xffffffffffffff9c}, {0xe7088606eb10}, {0x2}, {0x0}, {0x0}, {0x5510000000005440}}) pkg/sentry/kernel/task_syscall.go:282 +0x78 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc003318a80) pkg/sentry/kernel/task_syscall.go:257 +0x3ac gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc003318a80?, 0xc003318a80) pkg/sentry/kernel/task_run.go:265 +0x13f0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc003318a80, 0x31e4) pkg/sentry/kernel/task_run.go:94 +0x2a0 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:377 +0x180