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, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0xa, &(0x7f0000000080)=0x90, 0x4) r2 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$sock_timeval(r2, 0x1, 0x14, &(0x7f00000004c0), &(0x7f0000000500)=0x10) bind$inet6(r1, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @ipv4={'\x00', '\xff\xff', @empty}}, 0x1c) setsockopt$sock_timeval(r1, 0x1, 0x43, &(0x7f0000000040)={0x0, 0xea60}, 0x10) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @empty}, 0x1c) ioctl$BTRFS_IOC_BALANCE(r0, 0x5000940c, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x19, &(0x7f00000000c0)=0x6, 0x4) r3 = accept4(r1, 0x0, &(0x7f0000000180), 0x800) recvmsg(r3, &(0x7f0000000480)={&(0x7f00000001c0)=@pppoe={0x18, 0x0, {0x0, @link_local}}, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000240)=""/184, 0xb8}, {&(0x7f0000000300)=""/148, 0x94}], 0x2, &(0x7f0000000400)=""/104, 0x68}, 0x40000000) sendmsg$inet6(r1, &(0x7f00000006c0)={0x0, 0x31, &(0x7f0000000540)=[{&(0x7f0000000100)=':\x00', 0xfffffdef}], 0x1}, 0x10044001) r4 = creat(&(0x7f0000000000)='./file0\x00', 0x0) write$P9_RUNLINKAT(r4, &(0x7f0000000040)={0x7}, 0x7) fallocate(r4, 0x20, 0x0, 0x8000) write$P9_RSETATTR(r4, &(0x7f0000000080)={0x7}, 0x7)