# https://syzkaller.appspot.com/bug?id=6a9473194ad99fbb2aacf934a9849587aec2a06e
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"threaded":true,"collide":true,"procs":1,"sandbox":"","fault_call":-1,"close_fds":false,"segv":true}
r0 = syz_open_dev$ndb(0x0, 0xffffffffffffffff, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x6)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r0, 0xab03)
r2 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0)
ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x8)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
fdatasync(r2)