panic: WARNING: circular locking detected: mm.mappingRWMutex -> tmpfs.filesystemRWMutex: goroutine 730005 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0x40) pkg/log/log.go:316 +0x8d gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc0001c3d00, 0xc0001c3d80, {0xc006df0398, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x1f4 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc0001c37a0, 0xc000906568) pkg/sync/locking/lockdep.go:76 +0x65 gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc0001c3780, 0xc000906680) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:441 +0x226 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc0001c3d00, 0xc0001c3780, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x46c gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc0001c3d00, 0x0) pkg/sync/locking/lockdep.go:107 +0x3ba gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc000652070) 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(0xc000652000, {0x6400000000, 0x73}, {0xc0004a8900, 0xc000312400}, {0xc00061a360, 0xc00081a4b0}, 0xc0015a4a2b) pkg/sentry/fsimpl/tmpfs/filesystem.go:896 +0xaa gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).PathnameWithDeleted(0x1849b80, {0x1b89eb0, 0xc003f36a80}, {0xc0004a8900, 0xc000312400}, {0xc00061a360, 0xc00081a4b0}) pkg/sentry/vfs/pathname.go:57 +0x2e5 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).MappedName(0xc0008d0200, {0x1b89eb0, 0xc003f36a80}) pkg/sentry/vfs/file_description.go:791 +0x125 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).appendVMAMapsEntryLocked(0xc00054b280, {0x1b89eb0, 0xc003f36a80}, {0xc0038e1000, 0xc000906de8}, 0x1) pkg/sentry/mm/procfs.go:165 +0x488 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).vmaSmapsEntryIntoLocked(0xc003e0e000, {0x1b89eb0, 0xc003f36a80}, {0xc0038e1000, 0xd07b5e}, 0x470e65) pkg/sentry/mm/procfs.go:236 +0xa5 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).ReadSmapsDataInto(0xc003e0e000, {0x1b89eb0, 0xc003f36a80}, 0x470e37) pkg/sentry/mm/procfs.go:185 +0x125 gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*smapsData).Generate(0xc0046b8700, {0x1b89eb0, 0xc003f36a80}, 0x153fd80) pkg/sentry/fsimpl/proc/task_files.go:564 +0x6f gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).preadLocked(0xc00054b260, {0x1b89eb0, 0xc003f36a80}, {{0x1b7cf28, 0xc003e0e000}, {0xc00158a5d0, 0x3, 0x0, 0xf3}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:301 +0x155 gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).PRead(0xc00054b260, {0x1b89eb0, 0xc003f36a80}, {{0x1b7cf28, 0xc003e0e000}, {0xc00158a5d0, 0x3, 0x0, 0xf3}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:320 +0xd0 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*DynamicBytesFD).PRead(0xc00054b260, {0x1b89eb0, 0xc003f36a80}, {{0x1b7cf28, 0xc003e0e000}, {0xc00158a5d0, 0x3, 0x0, 0xf3}, {0x0, ...}}, ...) pkg/sentry/fsimpl/kernfs/dynamic_bytes_file.go:120 +0xaf gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).PRead(0xc00054b2c0, {0x1b89eb0, 0xc003f36a80}, {{0x1b7cf28, 0xc003e0e000}, {0xc00158a5d0, 0x3, 0x0, 0xf3}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:619 +0x18a gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.pread(0x46f779, 0xc00054b2c0, {{0x1b7cf28, 0xc003e0e000}, {0xc00158a5d0, 0x3, 0x0, 0xf3}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:251 +0xad gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Preadv2(0xc003f36a80, {{0x3}, {0x200011c0}, {0x3}, {0xffffffff}, {0xfffffffa}, {0x10}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:244 +0x2ef gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc003f36a80, 0x147, {{0x3}, {0x200011c0}, {0x3}, {0xffffffff}, {0xfffffffa}, {0x10}}) pkg/sentry/kernel/task_syscall.go:142 +0xa78 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc003f36a80, 0x46f779, {{0x3}, {0x200011c0}, {0x3}, {0xffffffff}, {0xfffffffa}, {0x10}}) pkg/sentry/kernel/task_syscall.go:322 +0x6a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0071edb30, 0x46fc2c, {{0x3}, {0x200011c0}, {0x3}, {0xffffffff}, {0xfffffffa}, {0x10}}) pkg/sentry/kernel/task_syscall.go:282 +0x8f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc003f36a80) pkg/sentry/kernel/task_syscall.go:257 +0x3e7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc003f36a80, 0xc003f36a80) pkg/sentry/kernel/task_run.go:253 +0x16b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc003f36a80, 0x84fb) 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