panic: WARNING: circular locking detected: mm.mappingRWMutex -> tmpfs.filesystemRWMutex: goroutine 93 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0x60) pkg/log/log.go:316 +0xd3 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000211d00, 0xc000211d80, {0xc0001b9310, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x225 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc000211798, 0xc0006a4648) pkg/sync/locking/lockdep.go:76 +0x7a gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsapmShard).doRange(0xc000211780, 0xc0006a47a0) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:403 +0x31f gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).Range(0xc000211780, 0xc000211d00) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:382 +0x85 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000211d00, 0xc000211780, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x4aa gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc000211d00, 0x0) pkg/sync/locking/lockdep.go:107 +0x33e gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc0001fa070) 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(0xc0001fa000, {0xc00067e20b, 0x1}, {0xc000192360, 0xc0004c1b00}, {0xc0001924e0, 0xc0001dc3c0}, 0x46fc2c) pkg/sentry/fsimpl/tmpfs/filesystem.go:896 +0xc5 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).PathnameWithDeleted(0x1c703b0, {0x1c703b0, 0xc00087d500}, {0xc000192360, 0xc0004c1b00}, {0xc0001924e0, 0xc0001dc3c0}) pkg/sentry/vfs/pathname.go:57 +0x323 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).MappedName(0xc000598280, {0x1c703b0, 0xc00087d500}) pkg/sentry/vfs/file_description.go:791 +0xe5 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).appendVMAMapsEntryLocked(0xc0003829c0, {0x1c703b0, 0xc00087d500}, {0xc000844000, 0xc0006a4ec8}, 0x1) pkg/sentry/mm/procfs.go:163 +0x54d gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).vmaSmapsEntryIntoLocked(0xc000840000, {0x1c703b0, 0xc00087d500}, {0xc000844000, 0x470e65}, 0xdd8c65) pkg/sentry/mm/procfs.go:234 +0xb1 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).ReadSmapsDataInto(0xc000840000, {0x1c703b0, 0xc00087d500}, 0x2781a0c) pkg/sentry/mm/procfs.go:183 +0x146 gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*smapsData).Generate(0xc000851880, {0x1c703b0, 0xc00087d500}, 0x408bbd) pkg/sentry/fsimpl/proc/task_files.go:564 +0x9f gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).preadLocked(0xc0003829a0, {0x1c703b0, 0xc00087d500}, {{0x1c63768, 0xc000840000}, {0x0, 0x0, 0x0, 0x0}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:301 +0x1a2 gvisor.dev/gvisor/pkg/sentry/vfs.(*DynamicBytesFileDescriptionImpl).PRead(0xc0003829a0, {0x1c703b0, 0xc00087d500}, {{0x1c63768, 0xc000840000}, {0x0, 0x0, 0x0, 0x0}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description_impl_util.go:320 +0xe5 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*DynamicBytesFD).PRead(0xc0003829a0, {0x1c703b0, 0xc00087d500}, {{0x1c63768, 0xc000840000}, {0x0, 0x0, 0x0, 0x0}, {0x0, ...}}, ...) pkg/sentry/fsimpl/kernfs/dynamic_bytes_file.go:120 +0xc5 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).PRead(0xc000382a00, {0x1c703b0, 0xc00087d500}, {{0x1c63768, 0xc000840000}, {0x0, 0x0, 0x0, 0x0}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:619 +0x1aa gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.pread(0x1c732a0, 0xc00087d500, {{0x1c63768, 0xc000840000}, {0x0, 0x0, 0x0, 0x0}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:251 +0xc5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Preadv(0xc00087d500, {{0x3}, {0x0}, {0x0}, {0xfffffffe}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:199 +0x39a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00087d500, 0x127, {{0x3}, {0x0}, {0x0}, {0xfffffffe}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0xaf7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00087d500, 0x1, {{0x3}, {0x0}, {0x0}, {0xfffffffe}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0008102d0, 0x1, {{0x3}, {0x0}, {0x0}, {0xfffffffe}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0xc5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00087d500) pkg/sentry/kernel/task_syscall.go:257 +0x4c7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00087d500, 0xc00087d500) pkg/sentry/kernel/task_run.go:247 +0x19fc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00087d500) 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