panic: WARNING: circular locking detected: tmpfs.inodeMutex -> mm.mappingRWMutex: goroutine 27994 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0x0) pkg/log/log.go:316 +0xd3 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023f780, 0xc00023fd00, {0xc0020f27b8, 0x1, 0x1}) pkg/sync/locking/lockdep.go:56 +0x225 gvisor.dev/gvisor/pkg/sync/locking.checkLock.func1(0xc00023fda0, 0xc0018c4880) pkg/sync/locking/lockdep.go:76 +0x7a gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc00023fd80, 0xc0018c4998) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:441 +0x334 gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00023f780, 0xc00023fd80, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:73 +0x4aa gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc00023f780, 0x0) pkg/sync/locking/lockdep.go:107 +0x33e gvisor.dev/gvisor/pkg/sentry/mm.(*mappingRWMutex).RLock(0xc001ef4064) bazel-out/k8-fastbuild-ST-a4501ad48192/bin/pkg/sentry/mm/mapping_mutex.go:46 +0x53 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).withInternalMappings(0xc001ef4000, {0x1c0e8f0, 0xc0030e7500}, {0x5e346c, 0x470e65}, {0xb2, 0x18, 0xbc}, 0x0, 0xc0018c4e70) pkg/sentry/mm/io.go:530 +0x14b gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).withVecInternalMappings(0xc001ef4000, {0x1c0e8f0, 0xc0030e7500}, {0x0, 0x1675c30, 0x0, 0x0}, {0x1, 0x0, 0x0}, ...) pkg/sentry/mm/io.go:591 +0x83f gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).CopyInTo(0xc001ef4000, {0x1c0e8f0, 0xc0030e7500}, {0x0, 0x1, 0x1, 0x470e65}, {0x1bb8d80, 0xc002a88090}, {0x0, ...}) pkg/sentry/mm/io.go:310 +0x2e9 gvisor.dev/gvisor/pkg/usermem.IOSequence.CopyInTo({{0x1c02128, 0xc001ef4000}, {0x0, 0x1, 0x20000000, 0xffe000}, {0x0, 0x1}}, {0x1c0e8f0, 0xc0030e7500}, ...) pkg/usermem/usermem.go:515 +0xd8 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*regularFileFD).pwrite(0xc0021b6780, {0x1c0e8f0, 0xc0030e7500}, {{0x1c02128, 0xc001ef4000}, {0x0, 0x1, 0x20000000, 0xffe000}, {0x0, ...}}, ...) pkg/sentry/fsimpl/tmpfs/regular_file.go:471 +0x5ae gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*regularFileFD).Write(0xc0021b6780, {0x1c0e8f0, 0xc0030e7500}, {{0x1c02128, 0xc001ef4000}, {0x0, 0x1, 0x20000000, 0xffe000}, {0x0, ...}}, ...) pkg/sentry/fsimpl/tmpfs/regular_file.go:495 +0x136 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc0021b6780, {0x1c0e8f0, 0xc0030e7500}, {{0x1c02128, 0xc001ef4000}, {0x0, 0x1, 0x20000000, 0xffe000}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:665 +0x14c gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0x0, 0x129c220, {{0x1c02128, 0xc001ef4000}, {0x0, 0x1, 0x20000000, 0xffe000}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0xae gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc0030e7500, {{0x4}, {0x20000000}, {0xffe000}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x36f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0030e7500, 0x1, {{0x4}, {0x20000000}, {0xffe000}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0xaf7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0030e7500, 0x1, {{0x4}, {0x20000000}, {0xffe000}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc002b1a2d0, 0x1, {{0x4}, {0x20000000}, {0xffe000}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0xc5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0030e7500) pkg/sentry/kernel/task_syscall.go:257 +0x4c7 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0030e7500, 0xc0030e7500) pkg/sentry/kernel/task_run.go:253 +0x19fc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0030e7500, 0x2e4) 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