panic: WARNING: circular locking detected: mm.mappingRWMutex -> tmpfs.filesystemRWMutex: goroutine 143 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0x60) pkg/log/log.go:316 +0xd3 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000235d00, 0xc000235d80, {0xc00022f660, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x225 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc000235798, 0xc000940638) pkg/sync/locking/lockdep.go:76 +0x7a gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsapmShard).doRange(0xc000235780, 0xc000940790) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:403 +0x31f gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).Range(0xc000235780, 0xc000235d00) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:382 +0x85 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000235d00, 0xc000235780, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x4aa gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc000235d00, 0x0) pkg/sync/locking/lockdep.go:107 +0x33e gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc000600070) 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(0xc000600000, {0xc0004fa50b, 0x1}, {0xc0003dade0, 0xc000527b00}, {0xc0003da8a0, 0xc000240870}, 0x46fc2c) pkg/sentry/fsimpl/tmpfs/filesystem.go:896 +0xc5 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).PathnameWithDeleted(0x1c703b0, {0x1c703b0, 0xc000b55500}, {0xc0003dade0, 0xc000527b00}, {0xc0003da8a0, 0xc000240870}) pkg/sentry/vfs/pathname.go:57 +0x323 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).MappedName(0xc000234d80, {0x1c703b0, 0xc000b55500}) pkg/sentry/vfs/file_description.go:791 +0xe5 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).appendVMAMapsEntryLocked(0xc00082a1e0, {0x1c703b0, 0xc000b55500}, {0xc00068c000, 0xc000940eb8}, 0x1) pkg/sentry/mm/procfs.go:163 +0x54d gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).vmaSmapsEntryIntoLocked(0xc00093d000, {0x1c703b0, 0xc000b55500}, {0xc00068c000, 0x470e65}, 0xdd8c65) pkg/sentry/mm/procfs.go:234 +0xb1 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).ReadSmapsDataInto(0xc00093d000, {0x1c703b0, 0xc000b55500}, 0x2781a0c) pkg/sentry/mm/procfs.go:183 +0x146 gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*smapsData).Generate(0xc000397880, {0x1c703b0, 0xc000b55500}, 0x408d45) pkg/sentry/fsimpl/proc/task_files.go:564 +0x9f gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).preadLocked(0xc00082a1c0, {0x1c703b0, 0xc000b55500}, {{0x1c63768, 0xc00093d000}, {0x0, 0x1, 0x0, 0x0}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:301 +0x1a2 gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).Read(0xc00082a1c0, {0x1c703b0, 0xc000b55500}, {{0x1c63768, 0xc00093d000}, {0x0, 0x1, 0x0, 0x0}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:328 +0x13a gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*DynamicBytesFD).Read(0xc00082a1c0, {0x1c703b0, 0xc000b55500}, {{0x1c63768, 0xc00093d000}, {0x0, 0x1, 0x0, 0x0}, {0x0, ...}}, ...) pkg/sentry/fsimpl/kernfs/dynamic_bytes_file.go:115 +0xac gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Read(0xc00082a220, {0x1c703b0, 0xc000b55500}, {{0x1c63768, 0xc00093d000}, {0x0, 0x1, 0x0, 0x0}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:634 +0x16b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.read(0x0, 0x129a400, {{0x1c63768, 0xc00093d000}, {0x0, 0x1, 0x0, 0x0}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:94 +0xae gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Read(0xc000b55500, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:63 +0x36f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000b55500, 0x0, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0xaf7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000b55500, 0x1, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00098e000, 0x1, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0xc5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000b55500) pkg/sentry/kernel/task_syscall.go:257 +0x4c7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000b55500, 0xc000b55500) pkg/sentry/kernel/task_run.go:247 +0x19fc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000b55500) pkg/sentry/kernel/task_run.go:90 +0x2c2 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:364 +0x1b1