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, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) rt_sigqueueinfo(r0, 0xfffffffc, &(0x7f0000000140)={0xc, 0x0, 0x893}) r2 = openat$sr(0xffffffffffffff9c, &(0x7f00000035c0), 0xe8b02, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f00000003c0)=0x0) r4 = socket$inet6_udp(0xa, 0x2, 0x0) r5 = socket$inet6_udp(0xa, 0x2, 0x0) kcmp(r3, 0x0, 0x3, r4, r5) 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)) get_robust_list(0x0, &(0x7f0000000100)=&(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)}}, &(0x7f0000000180)=0x18)