panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
	goroutine 525 [running]:
	gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc0003c4e30, 0xc0005678e0)
		bazel-out/k8-fastbuild/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:440 +0x1e8
	gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00030acf0, 0xc0003c4e10, {0x0, 0x0, 0x0})
		pkg/sync/locking/lockdep.go:112 +0x48a
	gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc00030acf0, 0xffffffffffffffff)
		pkg/sync/locking/lockdep.go:144 +0x2ec
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).Lock(0xc0009cedd0)
		bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:31 +0x3c
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).DecRef(0xc0006fd8c0, {0x2112f90, 0xc001258008})
		pkg/sentry/fsimpl/kernfs/kernfs.go:303 +0xaf
	gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).DecRef(...)
		pkg/sentry/vfs/dentry.go:156
	gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc0006bd080?, 0xc0006fd8c0?}, {0x2112f90, 0xc001258008})
		pkg/sentry/vfs/vfs.go:1114 +0x6b
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).destroy(0xc00106c380, {0x2112f90, 0xc001258008})
		pkg/sentry/kernel/fs_context.go:73 +0x153
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExitMain).execute.(*FSContext).DecRef.func2()
		pkg/sentry/kernel/fs_context.go:87 +0x47
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContextRefs).DecRef(0xc00106c380, 0xc000567da0)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/fs_context_refs.go:133 +0x6d
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).DecRef(...)
		pkg/sentry/kernel/fs_context.go:86
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExitMain).execute(0xc001258008?, 0xc001258008)
		pkg/sentry/kernel/task_exit.go:301 +0x82b
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc001258008, 0x44)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 523
		pkg/sentry/kernel/task_start.go:416 +0x15c
	
	known lock chain: kernfs.filesystemRWMutex -> kernel.taskSetRWMutex -> kernel.fsContextMutex
	
	====== kernfs.filesystemRWMutex -> kernel.taskSetRWMutex =====
	goroutine 242 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*taskSetRWMutex).RLock(0xc000308000)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/taskset_mutex.go:59 +0x3c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*PIDNamespace).IDOfThreadGroup(0xc0002b5880, 0xc0002c0c08)
		pkg/sentry/kernel/threads.go:328 +0x45
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Readlink(0xc0006e6850, {0x2112f90, 0xc0006ae008}, 0x489e69?)
		pkg/sentry/fsimpl/proc/tasks_files.go:62 +0xb8
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Getlink(0xc0006e6850, {0x2112f90, 0xc0006ae008}, 0xc0006bc8f0)
		pkg/sentry/fsimpl/proc/tasks_files.go:70 +0x45
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc0001f46c0, {0x2112f90, 0xc0006ae008}, 0xc00017fb08, 0xc0002219e0)
		pkg/sentry/fsimpl/kernfs/filesystem.go:83 +0x4cf
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc0001f46c0, {0x2112f90, 0xc0006ae008}, 0xc00017fb08)
		pkg/sentry/fsimpl/kernfs/filesystem.go:197 +0xc5
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).ReadlinkAt(0xc0001f46c0, {0x2112f90, 0xc0006ae008}, 0xc00017fb08)
		pkg/sentry/fsimpl/kernfs/filesystem.go:696 +0x136
	gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).ReadlinkAt(0xc0000045e0, {0x2112f90, 0xc0006ae008}, 0xc00022e3c0, 0xc00031b588)
		pkg/sentry/vfs/vfs.go:512 +0xed
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.readlinkat(0xc0006ae008, 0xffffff9c, 0xc0000b8070, 0xc0000cad00, 0x80)
		pkg/sentry/syscalls/linux/sys_file.go:1096 +0x26c
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Readlinkat(0xc0006ae008, 0x4b8c1e?, {{0xffffffffffffff9c}, {0xc0000b8070}, {0xc0000cad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:1067 +0x46
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0006ae008, 0x10b, {{0xffffffffffffff9c}, {0xc0000b8070}, {0xc0000cad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0x94c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0006ae008, 0x10b, {{0xffffffffffffff9c}, {0xc0000b8070}, {0xc0000cad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x72
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0006ae008, 0x10b, {{0xffffffffffffff9c}, {0xc0000b8070}, {0xc0000cad00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0x94
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0006ae008)
		pkg/sentry/kernel/task_syscall.go:258 +0x490
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0006ae008?, 0xc0006ae008)
		pkg/sentry/kernel/task_run.go:269 +0x1ec9
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0006ae008, 0x1)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 1
		pkg/sentry/kernel/task_start.go:416 +0x15c
	
	====== kernel.taskSetRWMutex -> kernel.fsContextMutex =====
	goroutine 263 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*fsContextMutex).Lock(0xc0005ce208)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/fs_context_mutex.go:33 +0x3c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).checkAndPreventSharingOutsideTG(0xc0005ce200, 0xc0002c2408)
		pkg/sentry/kernel/fs_context.go:207 +0x130
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExecveAfterExecveCredsLock).execute(0xc00022f200, 0xc00031cc88)
		pkg/sentry/kernel/task_exec.go:156 +0x388
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00031cc88, 0x14)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 246
		pkg/sentry/kernel/task_start.go:416 +0x15c