Public bug reported:
Ubuntu 25.04 running 6.14.11-061411-generic with DKMS WIFI driver
broadcom-sta/6.30.223.271, 6.14.11-061411-generic, x86_64: installed
[ 11.345059] UBSAN: array-index-out-of-bounds in src/wl/sys/wl_linux.c:1944:4
[ 11.345071] index 2 is out of range for type 'ether_addr [1]'
[ 11.345080] CPU: 1 UID: 0 PID: 72 Comm: kworker/u32:2 Tainted: P
OE 6.14.11-061411-generic #202506101206
[ 11.345090] Tainted: [P]=PROPRIETARY_MODULE, [O]=OOT_MODULE,
[E]=UNSIGNED_MODULE
[ 11.345092] Hardware name: Dell Inc. Precision M6700/0THJRV, BIOS A20
11/30/2018
[ 11.345095] Workqueue: ipv6_addrconf addrconf_dad_work
[ 11.345110] Call Trace:
[ 11.345114] <TASK>
[ 11.345119] show_stack+0x49/0x60
[ 11.345128] dump_stack_lvl+0x5f/0x90
[ 11.345139] dump_stack+0x10/0x18
[ 11.345145] ubsan_epilogue+0x9/0x40
[ 11.345153] __ubsan_handle_out_of_bounds.cold+0x44/0x49
[ 11.345160] _wl_set_multicast_list+0x220/0x240 [wl]
[ 11.345302] wl_set_multicast_list+0x3a/0xa0 [wl]
[ 11.345434] __dev_set_rx_mode+0x6c/0xd0
[ 11.345442] __dev_mc_add+0x94/0xa0
[ 11.345449] dev_mc_add+0x10/0x20
[ 11.345455] igmp6_group_added+0xe0/0x100
[ 11.345462] __ipv6_dev_mc_inc+0x291/0x420
[ 11.345470] ipv6_dev_mc_inc+0x10/0x20
[ 11.345476] addrconf_dad_work+0xb3/0x4e0
[ 11.345486] process_one_work+0x177/0x350
[ 11.345492] worker_thread+0x34a/0x480
[ 11.345498] ? __pfx_worker_thread+0x10/0x10
[ 11.345504] kthread+0xfc/0x230
[ 11.345512] ? __pfx_kthread+0x10/0x10
[ 11.345519] ret_from_fork+0x47/0x70
[ 11.345525] ? __pfx_kthread+0x10/0x10
[ 11.345531] ret_from_fork_asm+0x1a/0x30
[ 11.345543] </TASK>
[ 11.345582] ---[ end trace ]---
** Affects: broadcom-sta (Ubuntu)
Importance: Undecided
Status: New
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Packages, which is subscribed to broadcom-sta in Ubuntu.
https://bugs.launchpad.net/bugs/2120234
Title:
Ubuntu25.04 6.14.11-generic exception in wl
Status in broadcom-sta package in Ubuntu:
New
Bug description:
Ubuntu 25.04 running 6.14.11-061411-generic with DKMS WIFI driver
broadcom-sta/6.30.223.271, 6.14.11-061411-generic, x86_64: installed
[ 11.345059] UBSAN: array-index-out-of-bounds in
src/wl/sys/wl_linux.c:1944:4
[ 11.345071] index 2 is out of range for type 'ether_addr [1]'
[ 11.345080] CPU: 1 UID: 0 PID: 72 Comm: kworker/u32:2 Tainted: P
OE 6.14.11-061411-generic #202506101206
[ 11.345090] Tainted: [P]=PROPRIETARY_MODULE, [O]=OOT_MODULE,
[E]=UNSIGNED_MODULE
[ 11.345092] Hardware name: Dell Inc. Precision M6700/0THJRV, BIOS A20
11/30/2018
[ 11.345095] Workqueue: ipv6_addrconf addrconf_dad_work
[ 11.345110] Call Trace:
[ 11.345114] <TASK>
[ 11.345119] show_stack+0x49/0x60
[ 11.345128] dump_stack_lvl+0x5f/0x90
[ 11.345139] dump_stack+0x10/0x18
[ 11.345145] ubsan_epilogue+0x9/0x40
[ 11.345153] __ubsan_handle_out_of_bounds.cold+0x44/0x49
[ 11.345160] _wl_set_multicast_list+0x220/0x240 [wl]
[ 11.345302] wl_set_multicast_list+0x3a/0xa0 [wl]
[ 11.345434] __dev_set_rx_mode+0x6c/0xd0
[ 11.345442] __dev_mc_add+0x94/0xa0
[ 11.345449] dev_mc_add+0x10/0x20
[ 11.345455] igmp6_group_added+0xe0/0x100
[ 11.345462] __ipv6_dev_mc_inc+0x291/0x420
[ 11.345470] ipv6_dev_mc_inc+0x10/0x20
[ 11.345476] addrconf_dad_work+0xb3/0x4e0
[ 11.345486] process_one_work+0x177/0x350
[ 11.345492] worker_thread+0x34a/0x480
[ 11.345498] ? __pfx_worker_thread+0x10/0x10
[ 11.345504] kthread+0xfc/0x230
[ 11.345512] ? __pfx_kthread+0x10/0x10
[ 11.345519] ret_from_fork+0x47/0x70
[ 11.345525] ? __pfx_kthread+0x10/0x10
[ 11.345531] ret_from_fork_asm+0x1a/0x30
[ 11.345543] </TASK>
[ 11.345582] ---[ end trace ]---
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