panic: WARNING: circular locking detected: mm.mappingRWMutex -> tmpfs.filesystemRWMutex: goroutine 1571266 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0x40) pkg/log/log.go:316 +0x8d gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023fd00, 0xc00023fd80, {0xc000c7d7d8, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x1f4 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc00023f7a0, 0xc000da4560) pkg/sync/locking/lockdep.go:76 +0x65 gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc00023f780, 0xc000da4678) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:441 +0x226 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023fd00, 0xc00023f780, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x46c gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc00023fd00, 0x0) pkg/sync/locking/lockdep.go:107 +0x3ba gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc000452070) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sentry/fsimpl/tmpfs/filesystem_mutex.go:46 +0x3f gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).PrependPath(0xc000452000, {0x6400000000, 0xc000000073}, {0xc00053a540, 0xc0003b4400}, {0xc0003808a0, 0xc00020ed70}, 0xc005e4732b) pkg/sentry/fsimpl/tmpfs/filesystem.go:896 +0xaa gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).PathnameWithDeleted(0x1849b80, {0x1b89eb0, 0xc00702ca80}, {0xc00053a540, 0xc0003b4400}, {0xc0003808a0, 0xc00020ed70}) pkg/sentry/vfs/pathname.go:57 +0x2e5 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).MappedName(0xc0005ba400, {0x1b89eb0, 0xc00702ca80}) pkg/sentry/vfs/file_description.go:791 +0x125 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).appendVMAMapsEntryLocked(0xc00068c8e0, {0x1b89eb0, 0xc00702ca80}, {0xc007d85800, 0xc000da4de0}, 0x1) pkg/sentry/mm/procfs.go:165 +0x488 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).vmaSmapsEntryIntoLocked(0xc003fde000, {0x1b89eb0, 0xc00702ca80}, {0xc007d85800, 0xd07b5e}, 0x470e65) pkg/sentry/mm/procfs.go:236 +0xa5 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).ReadSmapsDataInto(0xc003fde000, {0x1b89eb0, 0xc00702ca80}, 0x470e37) pkg/sentry/mm/procfs.go:185 +0x125 gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*smapsData).Generate(0xc006df2000, {0x1b89eb0, 0xc00702ca80}, 0x30439da) pkg/sentry/fsimpl/proc/task_files.go:564 +0x6f gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).preadLocked(0xc00068c8c0, {0x1b89eb0, 0xc00702ca80}, {{0x1b7cf28, 0xc003fde000}, {0x0, 0x1, 0x20004540, 0x2020}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:301 +0x155 gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).Read(0xc00068c8c0, {0x1b89eb0, 0xc00702ca80}, {{0x1b7cf28, 0xc003fde000}, {0x0, 0x1, 0x20004540, 0x2020}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:328 +0x125 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*DynamicBytesFD).Read(0xc00068c8c0, {0x1b89eb0, 0xc00702ca80}, {{0x1b7cf28, 0xc003fde000}, {0x0, 0x1, 0x20004540, 0x2020}, {0x0, ...}}, ...) pkg/sentry/fsimpl/kernfs/dynamic_bytes_file.go:115 +0x9b gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Read(0xc00068c920, {0x1b89eb0, 0xc00702ca80}, {{0x1b7cf28, 0xc003fde000}, {0x0, 0x1, 0x20004540, 0x2020}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:634 +0x15e gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.read(0x470e65, 0xc00068c920, {{0x1b7cf28, 0xc003fde000}, {0x0, 0x1, 0x20004540, 0x2020}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:94 +0x9d gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Read(0xc00702ca80, {{0x3}, {0x20004540}, {0x2020}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:63 +0x2c5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00702ca80, 0x0, {{0x3}, {0x20004540}, {0x2020}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0xa78 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00702ca80, 0x46f779, {{0x3}, {0x20004540}, {0x2020}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x6a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc004f4e2d0, 0x46fc2c, {{0x3}, {0x20004540}, {0x2020}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x8f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00702ca80) pkg/sentry/kernel/task_syscall.go:257 +0x3e7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00702ca80, 0xc00702ca80) pkg/sentry/kernel/task_run.go:253 +0x16b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00702ca80, 0x3a1c) pkg/sentry/kernel/task_run.go:94 +0x35b created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:370 +0x1a9