ioctl$sock_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000000040)={0x0, @nfc, @nl=@proc={0x10, 0x0, 0x0, 0x1000000}, @l2tp={0x2, 0x0, @multicast1, 0x4}, 0x6, 0x0, 0x0, 0x0, 0x3998, &(0x7f0000000000)='veth0_to_bridge\x00', 0x9, 0x9, 0x6})
r0 = accept4(0xffffffffffffffff, &(0x7f0000000440)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000004c0)=0x80, 0x80800)
sendmsg$BATADV_CMD_TP_METER(r0, &(0x7f00000005c0)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000540)={0x1c, 0x0, 0x200, 0x0, 0x25dfdbfd, {}, [@BATADV_ATTR_HARD_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20000000}, 0x8080)
r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000640), 0x40000, 0x0)
syz_genetlink_get_family_id$mptcp(&(0x7f0000000600), r1)
r2 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000b80), 0x1, 0x0)
syz_io_uring_setup(0x433e, &(0x7f0000000cc0)={0x0, 0x23c4, 0x2, 0x0, 0x360, 0x0, r2}, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000000d40)=<r3=>0x0, &(0x7f0000000d80))
syz_io_uring_submit(r3, 0x0, &(0x7f0000000ec0)=@IORING_OP_RECV=@pass_buffer={0x1b, 0x4, 0x0, 0xffffffffffffffff, 0x0, &(0x7f0000000e80), 0x0, 0x2}, 0x400)