panic: WARNING: circular locking detected: tmpfs.inodeMutex -> mm.activeRWMutex: goroutine 10536 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0xa0) pkg/log/log.go:316 +0x8d gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023f600, 0xc00023fd00, {0xc001195db0, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x1f4 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc00023fda0, 0xc001138710) pkg/sync/locking/lockdep.go:76 +0x65 gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc00023fd80, 0xc001138828) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:441 +0x226 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023f600, 0xc00023fd80, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x46c gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc00023f600, 0x0) pkg/sync/locking/lockdep.go:107 +0x3ba gvisor.dev/gvisor/pkg/sentry/mm.(*activeRWMutex).RLock(0xc001aec860) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sentry/mm/active_mutex.go:46 +0x3f gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).withInternalMappings(0xc001aec000, {0x1b82090, 0xc001a3f500}, {0xc001360000, 0x3000}, {0x79, 0xf7, 0x46}, 0x0, 0xc001138de0) pkg/sentry/mm/io.go:520 +0x90 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).withVecInternalMappings(0xc001aec000, {0x1b82090, 0xc001a3f500}, {0x0, 0x8, 0x10, 0x7feb995c13c8}, {0x1, 0x0, 0x0}, ...) pkg/sentry/mm/io.go:591 +0x6b5 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).CopyInTo(0xc001aec000, {0x1b82090, 0xc001a3f500}, {0x0, 0x470e37, 0x801266, 0x470e65}, {0x1b2a940, 0xc00238cb90}, {0x0, ...}) pkg/sentry/mm/io.go:310 +0x229 gvisor.dev/gvisor/pkg/usermem.IOSequence.CopyInTo(...) pkg/usermem/usermem.go:515 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*regularFileFD).pwrite(0xc0025ae800, {0x1b82090, 0xc001a3f500}, {{0x1b75168, 0xc001aec000}, {0x0, 0x1, 0x0, 0x5d}, {0x0, ...}}, ...) pkg/sentry/fsimpl/tmpfs/regular_file.go:471 +0x57b gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*regularFileFD).Write(0xc0025ae800, {0x1b82090, 0xc001a3f500}, {{0x1b75168, 0xc001aec000}, {0x0, 0x1, 0x0, 0x5d}, {0x0, ...}}, ...) pkg/sentry/fsimpl/tmpfs/regular_file.go:495 +0x11d gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc0025ae800, {0x1b82090, 0xc001a3f500}, {{0x1b75168, 0xc001aec000}, {0x0, 0x1, 0x0, 0x5d}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:665 +0x125 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0x470e65, 0xc0025ae800, {{0x1b75168, 0xc001aec000}, {0x0, 0x1, 0x0, 0x5d}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x9d gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc001a3f500, {{0x3}, {0x0}, {0x5d}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x2c5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc001a3f500, 0x1, {{0x3}, {0x0}, {0x5d}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x9d8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc001a3f500, 0x46f779, {{0x3}, {0x0}, {0x5d}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x6a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000fa0960, 0x46fc2c, {{0x3}, {0x0}, {0x5d}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x8f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc001a3f500) pkg/sentry/kernel/task_syscall.go:257 +0x3e7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc001a3f500, 0xc001a3f500) pkg/sentry/kernel/task_run.go:253 +0x16b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc001a3f500, 0x231) pkg/sentry/kernel/task_run.go:94 +0x35b created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:369 +0x1a9