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Re: Possible solutions for PR #46587
In article <5005598D.6010405%citrix.com@localhost>,
Roger Pau Monne <roger.pau%citrix.com@localhost> wrote:
>I've submitted this PR some time ago, and I would like to fix it, since
>it's very annoying to get a panic every time I shut down the system.
>I've dug a little bit into this, and it is caused by rev 1.180 of
>sys/arch/amd64/amd64/machdep.c, which adds the detach of devices
>(config_detach_all) in the cpu_reboot function. This causes the bnx, and
>other network cards to call it's detach function.
>If bridges are configured, and network card is UP, when we unset the
>IFF_PROMISC flag we will call bnx_init (or fxp_init as reported by
>another user) after destroying the callout (it is destroyed in
>bnx_detach), which leads us to the panic.
>I think the solution should be to remove the callout destroy or to mark
>the interface as DOWN (calling if_down at some point before ether_ifdetach).
I just committed a fix to it.
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