panic: Only permission mask must be set: 306f343130

goroutine 605740 [running]:
panic(0x11d1600, 0xc003355100)
	GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc002d3d8c8 sp=0xc002d3d800 pc=0x437c65
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*DynamicBytesFile).Init(0xc0013bfc00, 0x15aa460, 0xc00821aa80, 0xc000981f80, 0x1400000000, 0xb, 0x157e700, 0xc001c040b0, 0x1330308)
	pkg/sentry/fsimpl/kernfs/dynamic_bytes_file.go:58 +0x185 fp=0xc002d3d920 sp=0xc002d3d8c8 pc=0x89a3a5
gvisor.dev/gvisor/pkg/sentry/fsimpl/mqfs.(*filesystem).newQueueInode(0xc000c48000, 0x15aa460, 0xc00821aa80, 0xc000981f80, 0xc001c040b0, 0x8c0308, 0x1349aa0, 0xc001c040b0)
	pkg/sentry/fsimpl/mqfs/queue.go:46 +0xdd fp=0xc002d3d980 sp=0xc002d3d920 pc=0x8c6e3d
gvisor.dev/gvisor/pkg/sentry/fsimpl/mqfs.(*RegistryImpl).New(0xc000988798, 0x15aa460, 0xc00821aa80, 0xc007346100, 0x99, 0xc001c040b0, 0x0, 0x80003080001, 0x0, 0x0, ...)
	pkg/sentry/fsimpl/mqfs/registry.go:121 +0xbf fp=0xc002d3d9e0 sp=0xc002d3d980 pc=0x8c811f
gvisor.dev/gvisor/pkg/sentry/kernel/mq.(*Registry).FindOrCreate(0xc0009122a0, 0x15aa460, 0xc00821aa80, 0xc007346100, 0x99, 0x0, 0x10001, 0x440308, 0xc002d3db08, 0x0, ...)
	pkg/sentry/kernel/mq/mq.go:216 +0x51b fp=0xc002d3da88 sp=0xc002d3d9e0 pc=0x8c26fb
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.MqOpen(0xc00821aa80, 0x20000000, 0x40, 0x308, 0x200001c0, 0x0, 0x0, 0x0, 0x0, 0x857f00000000, ...)
	pkg/sentry/syscalls/linux/vfs2/mq.go:64 +0x236 fp=0xc002d3dba8 sp=0xc002d3da88 pc=0xf2e2b6
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00821aa80, 0xf0, 0x20000000, 0x40, 0x308, 0x200001c0, 0x0, 0x0, 0x1, 0x13ddd80, ...)
	pkg/sentry/kernel/task_syscall.go:115 +0x1b9 fp=0xc002d3dc68 sp=0xc002d3dba8 pc=0xa66619
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00821aa80, 0xf0, 0x20000000, 0x40, 0x308, 0x200001c0, 0x0, 0x0, 0x0, 0x0)
	pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc002d3dcf0 sp=0xc002d3dc68 pc=0xa678f0
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00821aa80, 0xf0, 0x20000000, 0x40, 0x308, 0x200001c0, 0x0, 0x0, 0xf93ed0, 0xc0069ba8e0)
	pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc002d3dd50 sp=0xc002d3dcf0 pc=0xa673d4
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00821aa80, 0x2, 0xc00821aa80)
	pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc002d3de20 sp=0xc002d3dd50 pc=0xa66cb8
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00821aa80, 0x157e4a0, 0x0)
	pkg/sentry/kernel/task_run.go:327 +0xe15 fp=0xc002d3df60 sp=0xc002d3de20 pc=0xa59b75
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00821aa80, 0x5e29)
	pkg/sentry/kernel/task_run.go:100 +0x1e2 fp=0xc002d3dfd0 sp=0xc002d3df60 pc=0xa58602
runtime.goexit()
	src/runtime/asm_amd64.s:1371 +0x1 fp=0xc002d3dfd8 sp=0xc002d3dfd0 pc=0x472861
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:380 +0x116