Wireless network driver is unstable. Throws index out of bounds exception.

[Máté Kovács]

This is a MacBook Pro early version of 2011. Stack trace is:
Apr 20 22:22:19 macbook kernel: [ 34.021449] ================================================================================
Apr 20 22:22:19 macbook kernel: [ 34.021460] UBSAN: array-index-out-of-bounds in /var/lib/dkms/bcmwl/6.30.223.271+bdcom/build/src/wl/sys/wl_linux.c:1934:4
Apr 20 22:22:19 macbook kernel: [ 34.021465] index 2 is out of range for type 'ether_addr [1]'
Apr 20 22:22:19 macbook kernel: [ 34.021469] CPU: 1 PID: 24 Comm: kworker/1:0 Tainted: P OE 6.5.0-28-generic #29~22.04.1-Ubuntu
Apr 20 22:22:19 macbook kernel: [ 34.021474] Hardware name: Apple Inc. MacBookPro8,1/Mac-94245B3640C91C81, BIOS 87.0.0.0.0 06/13/2019
Apr 20 22:22:19 macbook kernel: [ 34.021477] Workqueue: ipv6_addrconf addrconf_dad_work
Apr 20 22:22:19 macbook kernel: [ 34.021487] Call Trace:
Apr 20 22:22:19 macbook kernel: [ 34.021490] <TASK>
Apr 20 22:22:19 macbook kernel: [ 34.021494] dump_stack_lvl+0x48/0x70
Apr 20 22:22:19 macbook kernel: [ 34.021503] dump_stack+0x10/0x20
Apr 20 22:22:19 macbook kernel: [ 34.021508] __ubsan_handle_out_of_bounds+0xc6/0x110
Apr 20 22:22:19 macbook kernel: [ 34.021514] _wl_set_multicast_list+0x211/0x230 [wl]
Apr 20 22:22:19 macbook kernel: [ 34.021617] wl_set_multicast_list+0x3a/0xa0 [wl]
Apr 20 22:22:19 macbook kernel: [ 34.021708] __dev_set_rx_mode+0x79/0xe0
Apr 20 22:22:19 macbook kernel: [ 34.021713] __dev_mc_add+0x94/0xa0
Apr 20 22:22:19 macbook kernel: [ 34.021719] dev_mc_add+0x10/0x20
Apr 20 22:22:19 macbook kernel: [ 34.021724] igmp6_group_added+0xe0/0x100
Apr 20 22:22:19 macbook kernel: [ 34.021729] __ipv6_dev_mc_inc+0x24e/0x3d0
Apr 20 22:22:19 macbook kernel: [ 34.021734] ipv6_dev_mc_inc+0x10/0x20
Apr 20 22:22:19 macbook kernel: [ 34.021737] addrconf_dad_work+0xb7/0x530
Apr 20 22:22:19 macbook kernel: [ 34.021742] ? finish_task_switch.isra.0+0x85/0x2a0
Apr 20 22:22:19 macbook kernel: [ 34.021748] ? rcu_exp_wait_wake+0x12b/0x180
Apr 20 22:22:19 macbook kernel: [ 34.021755] process_one_work+0x240/0x450
Apr 20 22:22:19 macbook kernel: [ 34.021761] worker_thread+0x50/0x3f0
Apr 20 22:22:19 macbook kernel: [ 34.021765] ? __pfx_worker_thread+0x10/0x10
Apr 20 22:22:19 macbook kernel: [ 34.021769] kthread+0xf2/0x120
Apr 20 22:22:19 macbook kernel: [ 34.021774] ? __pfx_kthread+0x10/0x10
Apr 20 22:22:19 macbook kernel: [ 34.021779] ret_from_fork+0x47/0x70
Apr 20 22:22:19 macbook kernel: [ 34.021785] ? __pfx_kthread+0x10/0x10
Apr 20 22:22:19 macbook kernel: [ 34.021790] ret_from_fork_asm+0x1b/0x30
Apr 20 22:22:19 macbook kernel: [ 34.021796] </TASK>

ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: linux-image-6.5.0-28-generic 6.5.0-28.29~22.04.1
ProcVersionSignature: Ubuntu 6.5.0-28.29~22.04.1-generic 6.5.13
Uname: Linux 6.5.0-28-generic x86_64
NonfreeKernelModules: wl zfs
ApportVersion: 2.20.11-0ubuntu82.5
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: XFCE
Date: Sat Apr 20 22:37:41 2024
InstallationDate: Installed on 2023-05-05 (351 days ago)
InstallationMedia: Xubuntu 22.04.2 LTS "Jammy Jellyfish" - Release amd64 (20230223)
ProcEnviron:
 LANGUAGE=en_US
 TERM=xterm-256color
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: linux-signed-hwe-6.5
UpgradeStatus: No upgrade log present (probably fresh install)