openat$sr(0xffffffffffffff9c, &(0x7f00000035c0), 0x0, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) ioctl$SG_IO(0xffffffffffffffff, 0x2285, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000010c0)='/proc/diskstats\x00', 0x0, 0x0) pread64(r0, &(0x7f0000000040)=""/4126, 0x101e, 0x0)