ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0) r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4307, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff, 0x0, @perf_bp={0x0, 0x6d7cf708bc06516e}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$sr(0xffffffffffffff9c, &(0x7f00000035c0), 0xe8b02, 0x0) ioctl$FIGETBSZ(0xffffffffffffffff, 0x2, &(0x7f0000000340)) ioctl$SG_IO(r1, 0x127f, &(0x7f00000003c0)={0xe00, 0x0, 0x0, 0x0, @buffer={0x300, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$SCSI_IOCTL_STOP_UNIT(0xffffffffffffffff, 0x6) openat$vcs(0xffffffffffffff9c, &(0x7f0000000380), 0x420900, 0x0) kcmp(0x0, 0x0, 0x4, r1, r0) stat(&(0x7f0000000180)='.\x00', &(0x7f0000001c00)={0x0, 0x0, 0x0, 0x0, 0x0}) setreuid(0x0, r2) ioctl$SG_IO(0xffffffffffffffff, 0x2285, 0x0) creat(0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000040), &(0x7f00000000c0)=0xc) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000001900), &(0x7f0000001940)=0xc) r3 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = fcntl$dupfd(r4, 0x0, r4) dup3(r3, r5, 0x0)