r0 = gettid() fstatfs(0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 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, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) rt_sigqueueinfo(r0, 0xfffffffc, &(0x7f0000000140)={0xc, 0x0, 0x8}) r2 = openat$sr(0xffffffffffffff9c, &(0x7f00000035c0), 0xe8b02, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f00000003c0)=0x0) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x3d, &(0x7f0000001300)=""/58, &(0x7f0000001540)=0x3a) r4 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_buf(r4, 0x29, 0x3d, 0x0, &(0x7f0000001540)) kcmp(r3, 0x0, 0x3, 0xffffffffffffffff, r4) ioctl$SG_IO(r2, 0x2284, &(0x7f00000011c0)={0x0, 0x0, 0x0, 0x0, @buffer={0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$BTRFS_IOC_QUOTA_RESCAN_STATUS(r1, 0x8040942d, &(0x7f0000000280))