DATA RACE in fuse.(*DeviceFD).Release (2)

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
gvisor	DATA RACE in fuse.(*DeviceFD).Release	C			404	821d	826d	14/26	fixed on 2022/02/03 04:49

WARNING: DATA RACE
Write at 0x00c001b50af0 by goroutine 2021:
  gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Release()
      pkg/sentry/fsimpl/fuse/dev.go:117 +0x1a4
  gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef.func1()
      pkg/sentry/vfs/file_description.go:192 +0x3c5
  gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef()
      bazel-out/k8-fastbuild-ST-fa7f2b6368d1/bin/pkg/sentry/vfs/file_description_refs.go:131 +0xb1
  gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef()
      pkg/sentry/vfs/file_description.go:161 +0x86
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Read·dwrap·54()
      pkg/sentry/syscalls/linux/vfs2/read_write.go:47 +0x58
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Read()
      pkg/sentry/syscalls/linux/vfs2/read_write.go:65 +0x44f
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:103 +0x410
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:238 +0x8d
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:198 +0xc4
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:173 +0x4a6
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:254 +0x19db
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:95 +0x2d3
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start·dwrap·230()
      pkg/sentry/kernel/task_start.go:339 +0x47

Previous read at 0x00c001b50af0 by goroutine 2309:
  gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture()
      pkg/sentry/fsimpl/fuse/connection.go:299 +0xc4
  gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call()
      pkg/sentry/fsimpl/fuse/connection.go:275 +0x1e4
  gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Open()
      pkg/sentry/fsimpl/fuse/fusefs.go:462 +0x72d
  gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt()
      pkg/sentry/fsimpl/kernfs/filesystem.go:523 +0x962
  gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*filesystem).OpenAt()
      <autogenerated>:1 +0x84
  gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt()
      pkg/sentry/vfs/vfs.go:437 +0x833
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.openat()
      pkg/sentry/syscalls/linux/vfs2/filesystem.go:179 +0x37c
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Creat()
      pkg/sentry/syscalls/linux/vfs2/filesystem.go:165 +0x8b
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:103 +0x410
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:238 +0x8d
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:198 +0xc4
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:173 +0x4a6
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:254 +0x19db
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:95 +0x2d3
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start·dwrap·230()
      pkg/sentry/kernel/task_start.go:339 +0x47

Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2022/02/05 05:42	gvisor	518535de9b0e	e13a05ed	.config	console log	report			info		ci-gvisor-ptrace-2-race-cover	DATA RACE in fuse.(*DeviceFD).Release
2022/02/05 03:43	gvisor	518535de9b0e	e13a05ed	.config	console log	report			info		ci-gvisor-ptrace-1-race	DATA RACE in fuse.(*DeviceFD).Release