Wang Yufen <wangyufen@xxxxxxxxxx> wrote:
> Fault injection test reports this issue:
>
> kernel BUG at net/core/dev.c:10731!
> invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
> Call Trace:
> <TASK>
> wilc_netdev_ifc_init+0x19f/0x220 [wilc1000 884bf126e9e98af6a708f266a8dffd53f99e4bf5]
> wilc_cfg80211_init+0x30c/0x380 [wilc1000 884bf126e9e98af6a708f266a8dffd53f99e4bf5]
> wilc_bus_probe+0xad/0x2b0 [wilc1000_spi 1520a7539b6589cc6cde2ae826a523a33f8bacff]
> spi_probe+0xe4/0x140
> really_probe+0x17e/0x3f0
> __driver_probe_device+0xe3/0x170
> driver_probe_device+0x49/0x120
>
> The root case here is alloc_ordered_workqueue() fails, but
> cfg80211_unregister_netdevice() or unregister_netdev() not be called in
> error handling path. To fix add unregister_netdev goto lable to add the
> unregister operation in error handling path.
>
> Fixes: 09ed8bfc5215 ("wilc1000: Rename workqueue from "WILC_wq" to "NETDEV-wq"")
> Signed-off-by: Wang Yufen <wangyufen@xxxxxxxxxx>
Patch applied to wireless-next.git, thanks.
2b88974ecb35 wifi: wilc1000: add missing unregister_netdev() in wilc_netdev_ifc_init()
--
https://patchwork.kernel.org/project/linux-wireless/patch/1669289902-23639-1-git-send-email-wangyufen@xxxxxxxxxx/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
