memfd_create(0x0, 0x0) ioctl$F2FS_IOC_RESERVE_COMPRESS_BLOCKS(0xffffffffffffffff, 0x8008f513, &(0x7f00000017c0)) preadv(0xffffffffffffffff, &(0x7f0000001740)=[{0x0}], 0x1, 0x0, 0xfffffff8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, &(0x7f00000002c0)) ioctl$CDROM_LAST_WRITTEN(0xffffffffffffffff, 0x5395, &(0x7f0000000240)) signalfd(0xffffffffffffffff, &(0x7f0000000000), 0x8) r0 = openat$sr(0xffffffffffffff9c, &(0x7f0000000040), 0x1ed982, 0x0) ioctl$CDROM_LAST_WRITTEN(0xffffffffffffffff, 0x5395, &(0x7f00000000c0)) kcmp(0x0, 0x0, 0x0, r0, 0xffffffffffffffff) r1 = syz_open_dev$loop(&(0x7f0000000080), 0x0, 0x48042) ioctl$LOOP_SET_FD(r1, 0x4c00, r0)