panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
	goroutine 2647 [running]:
	gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc000405970, 0xc00077d8a0)
		bazel-out/aarch64-fastbuild/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:440 +0x29c
	gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000235050, 0xc000405950, {0x0, 0x0, 0x0})
		pkg/sync/locking/lockdep.go:112 +0x3a0
	gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc000235050, 0xffffffffffffffff)
		pkg/sync/locking/lockdep.go:144 +0x2fc
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).Lock(0xc0011bcb90)
		bazel-out/aarch64-fastbuild/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:31 +0x50
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).DecRef(0xc0004ffef0, {0x1d61bb8, 0xc000bcf208})
		pkg/sentry/fsimpl/kernfs/kernfs.go:303 +0xe8
	gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).DecRef(0xc0004ffef0, {0x1d61bb8, 0xc000bcf208})
		pkg/sentry/vfs/dentry.go:156 +0x6c
	gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc0008c06e0?, 0xc0004ffef0?}, {0x1d61bb8, 0xc000bcf208})
		pkg/sentry/vfs/vfs.go:1114 +0x58
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).destroy(0xc000e4cb80, {0x1d61bb8, 0xc000bcf208})
		pkg/sentry/kernel/fs_context.go:73 +0x120
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef.func1()
		pkg/sentry/kernel/fs_context.go:87 +0x58
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContextRefs).DecRef(0xc000e4cb80, 0xc00077dcf8)
		bazel-out/aarch64-fastbuild/bin/pkg/sentry/kernel/fs_context_refs.go:133 +0xa0
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef(0xc000e4cb80, {0x1d61bb8, 0xc000bcf208})
		pkg/sentry/kernel/fs_context.go:86 +0x90
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExitMain).execute(0xc000bcf208?, 0xc000bcf208)
		pkg/sentry/kernel/task_exit.go:301 +0x5cc
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000bcf208, 0x2d4)
		pkg/sentry/kernel/task_run.go:97 +0x2f8
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 2625
		pkg/sentry/kernel/task_start.go:416 +0x160
	
	known lock chain: kernfs.filesystemRWMutex -> kernel.taskMutex -> kernel.fsContextMutex
	
	====== kernfs.filesystemRWMutex -> kernel.taskMutex =====
	goroutine 112 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*taskMutex).Lock(0xc0008fa9a0)
		bazel-out/aarch64-fastbuild/bin/pkg/sentry/kernel/task_mutex.go:35 +0x50
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).GetNetworkNamespace(0xc0008fa008)
		pkg/sentry/kernel/task_net.go:48 +0x48
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*filesystem).newTaskNetDir(0xc000144900, {0x1d61bb8, 0xc0008fa008}, 0xc0008fa008)
		pkg/sentry/fsimpl/proc/task_net.go:47 +0xec
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*filesystem).newTaskInode(0xc000144900, {0x1d61bb8, 0xc0008fa008}, 0xc0008fa008, 0xc000154150, 0x1, 0x0)
		pkg/sentry/fsimpl/proc/task.go:77 +0xe40
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*tasksInode).Lookup(0xc0001edc08, {0x1d61bb8, 0xc0008fa008}, {0x1b4910e, 0x1})
		pkg/sentry/fsimpl/proc/tasks.go:147 +0x2dc
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).revalidateChildLocked(0xc000144900, {0x1d61bb8, 0xc0008fa008}, 0xc000212600, 0xc000b24fc0, {0x1b4910e, 0x1})
		pkg/sentry/fsimpl/kernfs/filesystem.go:127 +0x2b8
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc000144900, {0x1d61bb8, 0xc0008fa008}, 0xc00017a908, 0xc000b24fc0)
		pkg/sentry/fsimpl/kernfs/filesystem.go:74 +0x380
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc000144900, {0x1d61bb8, 0xc0008fa008}, 0xc00017a908)
		pkg/sentry/fsimpl/kernfs/filesystem.go:197 +0xe8
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).ReadlinkAt(0xc000144900, {0x1d61bb8, 0xc0008fa008}, 0xc00017a908)
		pkg/sentry/fsimpl/kernfs/filesystem.go:696 +0xd4
	gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).ReadlinkAt(0xc000212600, {0x1d61bb8, 0xc0008fa008}, 0xc000430000, 0xc00092d5a0)
		pkg/sentry/vfs/vfs.go:512 +0xe0
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.readlinkat(0xc0008fa008, 0xffffff9c, 0x4000118070, 0x400012ad00, 0x80)
		pkg/sentry/syscalls/linux/sys_file.go:1096 +0x1f0
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Readlinkat(0xc0008fa008, 0x1?, {{0xffffffffffffff9c}, {0x4000118070}, {0x400012ad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:1067 +0xac
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0008fa008, 0x4e, {{0xffffffffffffff9c}, {0x4000118070}, {0x400012ad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0x880
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0008fa008, 0x4e, {{0xffffffffffffff9c}, {0x4000118070}, {0x400012ad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x60
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0008fa008, 0x4e, {{0xffffffffffffff9c}, {0x4000118070}, {0x400012ad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0xa8
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0008fa008)
		pkg/sentry/kernel/task_syscall.go:258 +0x45c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0008fa008?, 0xc0008fa008)
		pkg/sentry/kernel/task_run.go:269 +0x1814
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0008fa008, 0x1)
		pkg/sentry/kernel/task_run.go:97 +0x2f8
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 1
		pkg/sentry/kernel/task_start.go:416 +0x160
	
	====== kernel.taskMutex -> kernel.fsContextMutex =====
	goroutine 211 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*fsContextMutex).Lock(0xc000b2d288)
		bazel-out/aarch64-fastbuild/bin/pkg/sentry/kernel/fs_context_mutex.go:33 +0x50
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).Fork(0xc000b2d280)
		pkg/sentry/kernel/fs_context.go:95 +0x50
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Unshare(0xc00064a008, 0x20000)
		pkg/sentry/kernel/task_clone.go:706 +0xcf8
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Unshare(0xc00064a008, 0x1?, {{0x20000}, {0x7}, {0xe81c724aeae0}, {0x0}, {0x0}, {0xe1db4541f798}})
		pkg/sentry/syscalls/linux/sys_thread.go:453 +0xcc
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00064a008, 0x61, {{0x20000}, {0x7}, {0xe81c724aeae0}, {0x0}, {0x0}, {0xe1db4541f798}})
		pkg/sentry/kernel/task_syscall.go:143 +0x880
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00064a008, 0x61, {{0x20000}, {0x7}, {0xe81c724aeae0}, {0x0}, {0x0}, {0xe1db4541f798}})
		pkg/sentry/kernel/task_syscall.go:323 +0x60
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00064a008, 0x61, {{0x20000}, {0x7}, {0xe81c724aeae0}, {0x0}, {0x0}, {0xe1db4541f798}})
		pkg/sentry/kernel/task_syscall.go:283 +0xa8
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00064a008)
		pkg/sentry/kernel/task_syscall.go:258 +0x45c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00064a008?, 0xc00064a008)
		pkg/sentry/kernel/task_run.go:269 +0x1814
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00064a008, 0xc)
		pkg/sentry/kernel/task_run.go:97 +0x2f8
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 48
		pkg/sentry/kernel/task_start.go:416 +0x160