panic: WARNING: circular locking detected: mm.mappingRWMutex -> tmpfs.filesystemRWMutex: goroutine 230868 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0x0) pkg/log/log.go:316 +0xd3 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023fd00, 0xc00023fd80, {0xc005234830, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x225 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc00023f7a0, 0xc002472768) pkg/sync/locking/lockdep.go:76 +0x7a gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc00023f780, 0xc002472880) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:441 +0x334 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023fd00, 0xc00023f780, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x4aa gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc00023fd00, 0x0) pkg/sync/locking/lockdep.go:107 +0x33e gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc0006ce070) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sentry/fsimpl/tmpfs/filesystem_mutex.go:46 +0x53 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).PrependPath(0xc0006ce000, {0xc00527122b, 0x1}, {0xc000719140, 0xc00062fb00}, {0xc000168480, 0xc00020ebe0}, 0x46fc2c) pkg/sentry/fsimpl/tmpfs/filesystem.go:896 +0xc5 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).PathnameWithDeleted(0x1c0e8f0, {0x1c0e8f0, 0xc0039e4a80}, {0xc000719140, 0xc00062fb00}, {0xc000168480, 0xc00020ebe0}) pkg/sentry/vfs/pathname.go:57 +0x323 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).MappedName(0xc000aaa180, {0x1c0e8f0, 0xc0039e4a80}) pkg/sentry/vfs/file_description.go:791 +0xe5 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).appendVMAMapsEntryLocked(0xc0035ba800, {0x1c0e8f0, 0xc0039e4a80}, {0xc0035ba800, 0x470e65}, 0xdd9d25) pkg/sentry/mm/procfs.go:163 +0x54d gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).ReadMapsDataInto(0xc007150000, {0x1c0e8f0, 0xc0039e4a80}, 0x2700f4c) pkg/sentry/mm/procfs.go:68 +0x146 gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*mapsData).Generate(0xc002bd8000, {0x1c0e8f0, 0xc0039e4a80}, 0x27d3e40) pkg/sentry/fsimpl/proc/task_files.go:545 +0x9f gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).preadLocked(0xc0005747e0, {0x1c0e8f0, 0xc0039e4a80}, {{0x1c02128, 0xc007150000}, {0x0, 0x1, 0x200000c0, 0xca}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:301 +0x1a2 gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).PRead(0xc0005747e0, {0x1c0e8f0, 0xc0039e4a80}, {{0x1c02128, 0xc007150000}, {0x0, 0x1, 0x200000c0, 0xca}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:320 +0xe5 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*DynamicBytesFD).PRead(0xc0005747e0, {0x1c0e8f0, 0xc0039e4a80}, {{0x1c02128, 0xc007150000}, {0x0, 0x1, 0x200000c0, 0xca}, {0x0, ...}}, ...) pkg/sentry/fsimpl/kernfs/dynamic_bytes_file.go:120 +0xc5 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).PRead(0xc000574840, {0x1c0e8f0, 0xc0039e4a80}, {{0x1c02128, 0xc007150000}, {0x0, 0x1, 0x200000c0, 0xca}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:619 +0x1aa gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.pread(0x1c117e0, 0xc0039e4a80, {{0x1c02128, 0xc007150000}, {0x0, 0x1, 0x200000c0, 0xca}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:251 +0xc5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Pread64(0xc0039e4a80, {{0x3}, {0x200000c0}, {0xca}, {0x7c8}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:168 +0x465 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0039e4a80, 0x11, {{0x3}, {0x200000c0}, {0xca}, {0x7c8}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0xaf7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0039e4a80, 0x1, {{0x3}, {0x200000c0}, {0xca}, {0x7c8}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000445c20, 0x1, {{0x3}, {0x200000c0}, {0xca}, {0x7c8}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0xc5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0039e4a80) pkg/sentry/kernel/task_syscall.go:257 +0x4c7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0039e4a80, 0xc0039e4a80) pkg/sentry/kernel/task_run.go:253 +0x19fc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0039e4a80, 0x174b) pkg/sentry/kernel/task_run.go:94 +0x2d4 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:370 +0x1d1