panic: WARNING: circular locking detected: vfs.inotifyEventMutex -> mm.mappingRWMutex: goroutine 419478 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0x80) pkg/log/log.go:316 +0xd3 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000235780, 0xc000235d00, {0xc004d7a2e0, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x225 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc0002346a0, 0xc002f0a828) pkg/sync/locking/lockdep.go:76 +0x7a gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc000234680, 0xc002f0a940) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:441 +0x334 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc000235780, 0xc000234680, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x4aa gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc000235780, 0x0) pkg/sync/locking/lockdep.go:107 +0x33e gvisor.dev/gvisor/pkg/sentry/mm.(*mappingRWMutex).RLock(0xc005047064) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sentry/mm/mapping_mutex.go:46 +0x53 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).withInternalMappings(0xc005047000, {0x1c12a30, 0xc0015d8a80}, {0x1, 0xc002f0ac88}, {0x2c, 0xfc, 0x46}, 0x0, 0xc002f0acc0) pkg/sentry/mm/io.go:530 +0x14b gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).CopyOut(0xc005047000, {0x1c12a30, 0xc0015d8a80}, 0x408d45, {0xc002c1f620, 0xc002f0ad50, 0x10}, {0xec, 0xfc}) pkg/sentry/mm/io.go:120 +0x2c5 gvisor.dev/gvisor/pkg/usermem.CopyOutVec({0x1c12a30, 0xc0015d8a80}, {0x1c06208, 0xc005047000}, {0x0, 0x27db1c0, 0x46fc2c, 0x47135b}, {0xc002c1f620, 0x10, ...}, ...) pkg/usermem/usermem.go:263 +0x276 gvisor.dev/gvisor/pkg/usermem.IOSequence.CopyOut({{0x1c06208, 0xc005047000}, {0x0, 0x1, 0x200038c0, 0xb4}, {0x0, 0x1}}, {0x1c12a30, 0xc0015d8a80}, ...) pkg/usermem/usermem.go:481 +0xf9 gvisor.dev/gvisor/pkg/sentry/vfs.(*Event).CopyTo(0xc0054f6f80, {0x1c12a30, 0xc0015d8a80}, {0xc002c1f620, 0x10, 0x10}, {{0x1c06208, 0xc005047000}, {0x0, 0x1, ...}, ...}) pkg/sentry/vfs/inotify.go:698 +0x599 gvisor.dev/gvisor/pkg/sentry/vfs.(*Inotify).Read(0xc000df2ee0, {0x1c12a30, 0xc0015d8a80}, {{0x1c06208, 0xc005047000}, {0x0, 0x1, 0x200038c0, 0xb4}, {0x0, ...}}, ...) pkg/sentry/vfs/inotify.go:244 +0x5f4 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Read(0xc000df2ee0, {0x1c12a30, 0xc0015d8a80}, {{0x1c06208, 0xc005047000}, {0x0, 0x1, 0x200038c0, 0xb4}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:634 +0x16b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.read(0x0, 0xc005120400, {{0x1c06208, 0xc005047000}, {0x0, 0x1, 0x200038c0, 0xb4}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:117 +0x4ce gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Readv(0xc0015d8a80, {{0x4}, {0x20000140}, {0x1}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:88 +0x34f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0015d8a80, 0x13, {{0x4}, {0x20000140}, {0x1}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0xaf7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0015d8a80, 0x1, {{0x4}, {0x20000140}, {0x1}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc004a50f00, 0x1, {{0x4}, {0x20000140}, {0x1}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0xc5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0015d8a80) pkg/sentry/kernel/task_syscall.go:257 +0x4c7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0015d8a80, 0xc0015d8a80) pkg/sentry/kernel/task_run.go:253 +0x19fc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0015d8a80, 0x1de4) pkg/sentry/kernel/task_run.go:94 +0x2d4 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:370 +0x1d1