pread64(0xffffffffffffffff, &(0x7f0000000480)=""/4096, 0x1000, 0x5)
r0 = openat$sr(0xffffffffffffff9c, &(0x7f0000000440), 0x376defa6578008a5, 0x0)
ioctl$BLKTRACESTART(r0, 0x1274, 0x0)