panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
	goroutine 366 [running]:
	gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc0002bd070, 0xc000e678d8)
		bazel-out/k8-fastbuild/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:440 +0x314
	gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc0001cac60, 0xc0002bd050, {0x0, 0x0, 0x0})
		pkg/sync/locking/lockdep.go:112 +0x4eb
	gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc0001cac60, 0xffffffffffffffff)
		pkg/sync/locking/lockdep.go:144 +0x37b
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).Lock(0xc00031ca10)
		bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:31 +0x4d
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).DecRef(0xc000f334d0, {0x21b8b30, 0xc000c0b908})
		pkg/sentry/fsimpl/kernfs/kernfs.go:303 +0x116
	gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).DecRef(0xc000f334d0, {0x21b8b30, 0xc000c0b908})
		pkg/sentry/vfs/dentry.go:156 +0x68
	gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc0007b8000?, 0xc000f334d0?}, {0x21b8b30, 0xc000c0b908})
		pkg/sentry/vfs/vfs.go:1114 +0x5b
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).destroy(0xc000f8ab80, {0x21b8b30, 0xc000c0b908})
		pkg/sentry/kernel/fs_context.go:73 +0x16d
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef.func1()
		pkg/sentry/kernel/fs_context.go:87 +0x59
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContextRefs).DecRef(0xc000f8ab80, 0xc000e67d10)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/fs_context_refs.go:133 +0xb4
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef(0xc000f8ab80, {0x21b8b30, 0xc000c0b908})
		pkg/sentry/kernel/fs_context.go:86 +0xa5
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExitMain).execute(0xc000c0b908?, 0xc000c0b908)
		pkg/sentry/kernel/task_exit.go:301 +0x7d3
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000c0b908, 0x4b)
		pkg/sentry/kernel/task_run.go:97 +0x402
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 346
		pkg/sentry/kernel/task_start.go:416 +0x17e
	
	known lock chain: kernfs.filesystemRWMutex -> kernel.taskSetRWMutex -> kernel.fsContextMutex
	
	====== kernfs.filesystemRWMutex -> kernel.taskSetRWMutex =====
	goroutine 149 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*taskSetRWMutex).RLock(0xc00060f220)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/taskset_mutex.go:59 +0x4d
	gvisor.dev/gvisor/pkg/sentry/kernel.(*PIDNamespace).IDOfThreadGroup(0xc00040d490, 0xc000407808)
		pkg/sentry/kernel/threads.go:328 +0x54
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Readlink(0xc000980230, {0x21b8b30, 0xc0007bc008}, 0x48866c?)
		pkg/sentry/fsimpl/proc/tasks_files.go:62 +0xb8
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Getlink(0xc000980230, {0x21b8b30, 0xc0007bc008}, 0xc00024da20)
		pkg/sentry/fsimpl/proc/tasks_files.go:70 +0x5e
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc0001723c0, {0x21b8b30, 0xc0007bc008}, 0xc0009f4008, 0xc000a2ea20)
		pkg/sentry/fsimpl/kernfs/filesystem.go:83 +0x5e7
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc0001723c0, {0x21b8b30, 0xc0007bc008}, 0xc0009f4008)
		pkg/sentry/fsimpl/kernfs/filesystem.go:197 +0x106
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).ReadlinkAt(0xc0001723c0, {0x21b8b30, 0xc0007bc008}, 0xc0009f4008)
		pkg/sentry/fsimpl/kernfs/filesystem.go:696 +0x14a
	gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).ReadlinkAt(0xc0000045e0, {0x21b8b30, 0xc0007bc008}, 0xc000196480, 0xc000049598)
		pkg/sentry/vfs/vfs.go:512 +0x109
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.readlinkat(0xc0007bc008, 0xffffff9c, 0xc000010090, 0xc00007ad80, 0x80)
		pkg/sentry/syscalls/linux/sys_file.go:1096 +0x305
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Readlinkat(0xc0007bc008, 0x457b27?, {{0xffffffffffffff9c}, {0xc000010090}, {0xc00007ad80}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:1067 +0xc6
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0007bc008, 0x10b, {{0xffffffffffffff9c}, {0xc000010090}, {0xc00007ad80}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0xb90
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0007bc008, 0x10b, {{0xffffffffffffff9c}, {0xc000010090}, {0xc00007ad80}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x85
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0007bc008, 0x10b, {{0xffffffffffffff9c}, {0xc000010090}, {0xc00007ad80}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0xc7
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0007bc008)
		pkg/sentry/kernel/task_syscall.go:258 +0x53e
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0007bc008?, 0xc0007bc008)
		pkg/sentry/kernel/task_run.go:269 +0x220c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0007bc008, 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 167 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*fsContextMutex).Lock(0xc000a5bac8)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/fs_context_mutex.go:33 +0x4d
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).checkAndPreventSharingOutsideTG(0xc000a5bac0, 0xc0002b6c08)
		pkg/sentry/kernel/fs_context.go:207 +0x145
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExecveAfterExecveCredsLock).execute(0xc000d26060, 0xc0009b0588)
		pkg/sentry/kernel/task_exec.go:156 +0x3e8
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0009b0588, 0x14)
		pkg/sentry/kernel/task_run.go:97 +0x402
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 180
		pkg/sentry/kernel/task_start.go:416 +0x17e