panic: WARNING: circular locking detected: vfs.inotifyEventMutex -> mm.activeRWMutex: goroutine 380 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0xa0) pkg/log/log.go:316 +0x8d gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000239600, 0xc000239d00, {0xc0007f6c58, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x1f4 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc0002386a0, 0xc000752718) pkg/sync/locking/lockdep.go:76 +0x65 gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc000238680, 0xc000752830) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:441 +0x226 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000239600, 0xc000238680, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x46c gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc000239600, 0x0) pkg/sync/locking/lockdep.go:107 +0x3ba gvisor.dev/gvisor/pkg/sentry/mm.(*activeRWMutex).RLock(0xc0006c8860) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sentry/mm/active_mutex.go:46 +0x3f gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).withInternalMappings(0xc0006c8000, {0x1b82090, 0xc00064d500}, {0xc000137b20, 0xc000137b2f}, {0x10, 0x2c, 0x75}, 0x0, 0xc000752c38) pkg/sentry/mm/io.go:520 +0x90 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).CopyOut(0xc0006c8000, {0x1b82090, 0xc00064d500}, 0x200002c0, {0xc0009716f0, 0x47141c, 0x10}, {0x1, 0x0}) pkg/sentry/mm/io.go:120 +0x26c gvisor.dev/gvisor/pkg/usermem.CopyOutVec({0x1b82090, 0xc00064d500}, {0x1b75168, 0xc0006c8000}, {0xc000137b20, 0x470e65, 0x92a8c5, 0x25ebfe0}, {0xc0009716f0, 0x10, ...}, ...) pkg/usermem/usermem.go:263 +0x1ec gvisor.dev/gvisor/pkg/usermem.IOSequence.CopyOut(...) pkg/usermem/usermem.go:481 gvisor.dev/gvisor/pkg/sentry/vfs.(*Event).CopyTo(0xc00089c240, {0x1b82090, 0xc00064d500}, {0xc0009716f0, 0xc0005d6400, 0x25ebfe0}, {{0x1b75168, 0xc0006c8000}, {0xc000137b20, 0x2, ...}, ...}) pkg/sentry/vfs/inotify.go:698 +0x571 gvisor.dev/gvisor/pkg/sentry/vfs.(*Inotify).Read(0xc000412000, {0x1b82090, 0xc00064d500}, {{0x1b75168, 0xc0006c8000}, {0xc000137b20, 0x2, 0x0, 0x10}, {0x0, ...}}, ...) pkg/sentry/vfs/inotify.go:244 +0x509 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Read(0xc000412000, {0x1b82090, 0xc00064d500}, {{0x1b75168, 0xc0006c8000}, {0xc000137b20, 0x2, 0x0, 0x10}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:634 +0x15e gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.read(0x470e65, 0xc000412000, {{0x1b75168, 0xc0006c8000}, {0xc000137b20, 0x2, 0x0, 0x10}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:94 +0x9d gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Readv(0xc00064d500, {{0x4}, {0x20000100}, {0x2}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:88 +0x2bc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00064d500, 0x13, {{0x4}, {0x20000100}, {0x2}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x9d8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00064d500, 0x46f779, {{0x4}, {0x20000100}, {0x2}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x6a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0007144b0, 0x46fc2c, {{0x4}, {0x20000100}, {0x2}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x8f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00064d500) pkg/sentry/kernel/task_syscall.go:257 +0x3e7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00064d500, 0xc00064d500) pkg/sentry/kernel/task_run.go:253 +0x16b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00064d500, 0x1c) 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