r0 = signalfd(0xffffffffffffffff, &(0x7f0000000000), 0x8)
r1 = signalfd(r0, &(0x7f0000000040), 0x8)
read(r0, &(0x7f0000000080)=""/136, 0x88)
signalfd(r1, &(0x7f0000000140), 0x8)
fcntl$getown(0xffffffffffffffff, 0x9)
syz_mount_image$ext4(0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)