panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
	goroutine 709 [running]:
	gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc000309580, 0xc001093138)
		bazel-out/k8-fastbuild/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:440 +0x314
	gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc0002b4cf0, 0xc000309560, {0x0, 0x0, 0x0})
		pkg/sync/locking/lockdep.go:112 +0x4eb
	gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc0002b4cf0, 0xffffffffffffffff)
		pkg/sync/locking/lockdep.go:144 +0x37b
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).Lock(0xc001822710)
		bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:31 +0x4d
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).DecRef(0xc0005f9b00, {0x21bc6b0, 0xc000e17208})
		pkg/sentry/fsimpl/kernfs/kernfs.go:303 +0x116
	gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).DecRef(0xc0005f9b00, {0x21bc6b0, 0xc000e17208})
		pkg/sentry/vfs/dentry.go:156 +0x68
	gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc0015ca6e0?, 0xc0005f9b00?}, {0x21bc6b0, 0xc000e17208})
		pkg/sentry/vfs/vfs.go:1114 +0x5b
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).SetWorkingDirectory(0xc000f8a040, {0x21bc6b0, 0xc000e17208}, {0xc0015ca6e0, 0xc00126ed80})
		pkg/sentry/kernel/fs_context.go:144 +0x23b
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Fchdir(0xc000e17208, 0x457b27?, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:361 +0x3b8
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000e17208, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0xb90
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000e17208, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x85
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000e17208, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0xc7
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000e17208)
		pkg/sentry/kernel/task_syscall.go:258 +0x53e
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000e17208?, 0xc000e17208)
		pkg/sentry/kernel/task_run.go:269 +0x220c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000e17208, 0x4d)
		pkg/sentry/kernel/task_run.go:97 +0x402
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 673
		pkg/sentry/kernel/task_start.go:416 +0x17e
	
	known lock chain: kernfs.filesystemRWMutex -> kernel.taskSetRWMutex -> kernel.fsContextMutex
	
	====== kernfs.filesystemRWMutex -> kernel.taskSetRWMutex =====
	goroutine 243 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*taskSetRWMutex).RLock(0xc00067e460)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/taskset_mutex.go:59 +0x4d
	gvisor.dev/gvisor/pkg/sentry/kernel.(*PIDNamespace).IDOfThreadGroup(0xc000438850, 0xc00027ac08)
		pkg/sentry/kernel/threads.go:328 +0x54
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Readlink(0xc0004390a0, {0x21bc6b0, 0xc00072a008}, 0x48866c?)
		pkg/sentry/fsimpl/proc/tasks_files.go:62 +0xb8
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Getlink(0xc0004390a0, {0x21bc6b0, 0xc00072a008}, 0xc0008c2000)
		pkg/sentry/fsimpl/proc/tasks_files.go:70 +0x5e
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc0006b86c0, {0x21bc6b0, 0xc00072a008}, 0xc0006d8008, 0xc0008c0000)
		pkg/sentry/fsimpl/kernfs/filesystem.go:83 +0x5e7
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc0006b86c0, {0x21bc6b0, 0xc00072a008}, 0xc0006d8008)
		pkg/sentry/fsimpl/kernfs/filesystem.go:197 +0x106
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).ReadlinkAt(0xc0006b86c0, {0x21bc6b0, 0xc00072a008}, 0xc0006d8008)
		pkg/sentry/fsimpl/kernfs/filesystem.go:697 +0x14a
	gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).ReadlinkAt(0xc0000049e0, {0x21bc6b0, 0xc00072a008}, 0xc000452180, 0xc000049598)
		pkg/sentry/vfs/vfs.go:512 +0x109
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.readlinkat(0xc00072a008, 0xffffff9c, 0xc0000b8070, 0xc0000cad00, 0x80)
		pkg/sentry/syscalls/linux/sys_file.go:1096 +0x305
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Readlinkat(0xc00072a008, 0x457b27?, {{0xffffffffffffff9c}, {0xc0000b8070}, {0xc0000cad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:1067 +0xc6
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00072a008, 0x10b, {{0xffffffffffffff9c}, {0xc0000b8070}, {0xc0000cad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0xb90
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00072a008, 0x10b, {{0xffffffffffffff9c}, {0xc0000b8070}, {0xc0000cad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x85
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00072a008, 0x10b, {{0xffffffffffffff9c}, {0xc0000b8070}, {0xc0000cad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0xc7
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00072a008)
		pkg/sentry/kernel/task_syscall.go:258 +0x53e
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00072a008?, 0xc00072a008)
		pkg/sentry/kernel/task_run.go:269 +0x220c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00072a008, 0x1)
		pkg/sentry/kernel/task_run.go:97 +0x402
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 1
		pkg/sentry/kernel/task_start.go:416 +0x17e
	
	====== kernel.taskSetRWMutex -> kernel.fsContextMutex =====
	goroutine 270 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*fsContextMutex).Lock(0xc000945548)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/fs_context_mutex.go:33 +0x4d
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).checkAndPreventSharingOutsideTG(0xc000945540, 0xc00027c408)
		pkg/sentry/kernel/fs_context.go:209 +0x145
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExecveAfterExecveCredsLock).execute(0xc000190d80, 0xc0009d6c88)
		pkg/sentry/kernel/task_exec.go:156 +0x3e8
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0009d6c88, 0x13)
		pkg/sentry/kernel/task_run.go:97 +0x402
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 231
		pkg/sentry/kernel/task_start.go:416 +0x17e