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, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0xa, &(0x7f0000000080)=0x90, 0x4) 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) r2 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r2, 0x10e, 0xc, &(0x7f0000000000)=0x5, 0xff4d) sendmsg$nl_generic(r2, &(0x7f0000000840)={0x0, 0x0, &(0x7f0000000800)={&(0x7f00000008c0)=ANY=[@ANYBLOB="1c00000000006000"/20], 0x1c}}, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x19, &(0x7f00000000c0)=0x6, 0x4) accept4(r1, 0x0, &(0x7f0000000180), 0x800) sendmsg$inet6(r1, &(0x7f00000006c0)={0x0, 0x31, &(0x7f0000000540)=[{&(0x7f0000000100)=':\x00', 0xfffffdef}], 0x1}, 0x10044001) write$P9_RUNLINKAT(0xffffffffffffffff, &(0x7f0000000040)={0x7}, 0x7) fallocate(0xffffffffffffffff, 0x20, 0x0, 0x8000)