panic: WARNING: circular locking detected: vfs.inotifyEventMutex -> mm.activeRWMutex: goroutine 467 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0xa0) pkg/log/log.go:316 +0x8d gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023f600, 0xc00023fd00, {0xc000010e60, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x1f4 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc00023e6a0, 0xc000a70718) pkg/sync/locking/lockdep.go:76 +0x65 gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc00023e680, 0xc000a70830) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:441 +0x226 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023f600, 0xc00023e680, {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(0xc000733860) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sentry/mm/active_mutex.go:46 +0x3f gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).withInternalMappings(0xc000733000, {0x1b82090, 0xc00047f500}, {0xc0001355e0, 0xc0001355ef}, {0x10, 0xc, 0xa7}, 0x0, 0xc000a70c38) pkg/sentry/mm/io.go:520 +0x90 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).CopyOut(0xc000733000, {0x1b82090, 0xc00047f500}, 0x200002c0, {0xc00049f610, 0x47141c, 0x10}, {0x1, 0x0}) pkg/sentry/mm/io.go:120 +0x26c gvisor.dev/gvisor/pkg/usermem.CopyOutVec({0x1b82090, 0xc00047f500}, {0x1b75168, 0xc000733000}, {0xc0001355e0, 0x470e65, 0x92a8c5, 0x25ebfe0}, {0xc00049f610, 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(0xc00033af40, {0x1b82090, 0xc00047f500}, {0xc00049f610, 0xc0005f6000, 0x25ebfe0}, {{0x1b75168, 0xc000733000}, {0xc0001355e0, 0x2, ...}, ...}) pkg/sentry/vfs/inotify.go:698 +0x571 gvisor.dev/gvisor/pkg/sentry/vfs.(*Inotify).Read(0xc0005e6460, {0x1b82090, 0xc00047f500}, {{0x1b75168, 0xc000733000}, {0xc0001355e0, 0x2, 0x0, 0x10}, {0x0, ...}}, ...) pkg/sentry/vfs/inotify.go:244 +0x509 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Read(0xc0005e6460, {0x1b82090, 0xc00047f500}, {{0x1b75168, 0xc000733000}, {0xc0001355e0, 0x2, 0x0, 0x10}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:634 +0x15e gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.read(0x470e65, 0xc0005e6460, {{0x1b75168, 0xc000733000}, {0xc0001355e0, 0x2, 0x0, 0x10}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:94 +0x9d gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Readv(0xc00047f500, {{0x4}, {0x20000100}, {0x2}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:88 +0x2bc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00047f500, 0x13, {{0x4}, {0x20000100}, {0x2}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x9d8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00047f500, 0x46f779, {{0x4}, {0x20000100}, {0x2}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x6a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0006722d0, 0x46fc2c, {{0x4}, {0x20000100}, {0x2}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x8f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00047f500) pkg/sentry/kernel/task_syscall.go:257 +0x3e7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00047f500, 0xc00047f500) pkg/sentry/kernel/task_run.go:253 +0x16b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00047f500, 0x1b) 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