panic: nested locking: kernfs.filesystemRWMutex:
goroutine 177075 [running]:
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).RLock(0xc00015e690)
	bazel-out/aarch64-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:59 +0x44
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).InotifyWithParent(0xc00259c5a0, {0x8665d8, 0xc006c5ca80}, 0x8, 0x0?, 0x9c?)
	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(0xc001864000, 0xc004644978)
	bazel-out/aarch64-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/vfs/file_description_refs.go:131 +0x58
gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(0xc001864000, {0x8665d8, 0xc006c5ca80})
	pkg/sentry/vfs/file_description.go:161 +0x64
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).SafeDecRefFD(0xc00049fb80, {0x8665d8, 0xc006c5ca80}, 0xc001864000)
	pkg/sentry/fsimpl/kernfs/kernfs.go:153 +0xb0
gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.taskFDExists({0x8665d8, 0xc006c5ca80}, 0xc00049fb80, 0x20?, 0x4644a58?)
	pkg/sentry/fsimpl/proc/task_fds.go:50 +0x60
gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*fdDirInode).Lookup(0xc008829000, {0x8665d8, 0xc006c5ca80}, {0xc004fcce15, 0x1})
	pkg/sentry/fsimpl/proc/task_fds.go:149 +0x98
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).revalidateChildLocked(0x302760?, {0x8665d8, 0xc006c5ca80}, 0x1?, 0xc009056630, {0xc004fcce15, 0x1}, 0x0)
	pkg/sentry/fsimpl/kernfs/filesystem.go:128 +0x13c
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc004644c88?, {0x8665d8, 0xc006c5ca80}, 0xc007a4fb00, 0xc009056630)
	pkg/sentry/fsimpl/kernfs/filesystem.go:75 +0x2cc
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc00049fbd0?, {0x8665d8, 0xc006c5ca80}, 0xc007a4fb00)
	pkg/sentry/fsimpl/kernfs/filesystem.go:160 +0xb0
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc00049fb80, {0x8665d8, 0xc006c5ca80}, 0xc007a4fb00, {0x20002, 0x0, 0x0})
	pkg/sentry/fsimpl/kernfs/filesystem.go:481 +0x130
gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc008f0ecc0?, {0x8665d8, 0xc006c5ca80}, 0x9b?, 0xc0009973e8, 0xc0046452e0)
	pkg/sentry/vfs/vfs.go:436 +0x3a8
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.openat(0xc006c5ca80, 0x1?, 0xc0009974b8?, 0x2, 0x0)
	pkg/sentry/syscalls/linux/sys_file.go:112 +0x1ac
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Openat(0x0?, {{0xffffffffffffff9c}, {0xe07404e34b10}, {0x2}, {0x0}, {0x0}, {0x5510000000005440}})
	pkg/sentry/syscalls/linux/sys_file.go:91 +0x40
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc006c5ca80, 0x38, {{0xffffffffffffff9c}, {0xe07404e34b10}, {0x2}, {0x0}, {0x0}, {0x5510000000005440}})
	pkg/sentry/kernel/task_syscall.go:142 +0x6d8
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc006c5ca80, 0x122fd4c?, {{0xffffffffffffff9c}, {0xe07404e34b10}, {0x2}, {0x0}, {0x0}, {0x5510000000005440}})
	pkg/sentry/kernel/task_syscall.go:322 +0x54
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000997b58?, 0x1298118?, {{0xffffffffffffff9c}, {0xe07404e34b10}, {0x2}, {0x0}, {0x0}, {0x5510000000005440}})
	pkg/sentry/kernel/task_syscall.go:282 +0x7c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc006c5ca80)
	pkg/sentry/kernel/task_syscall.go:257 +0x3c0
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc006c5ca80?, 0xc006c5ca80)
	pkg/sentry/kernel/task_run.go:259 +0x1320
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc006c5ca80, 0x6f91)
	pkg/sentry/kernel/task_run.go:94 +0x2bc
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:377 +0x184