Date: Mon, 16 Aug 2004 10:44:11 -0700 From: Nate Lawson <nate@root.org> To: Stefan Farfeleder <stefan@fafoe.narf.at> Cc: current@freebsd.org Subject: Re: HEADSUP: acpi mpsafe committed Message-ID: <4120F26B.1040808@root.org> In-Reply-To: <20040814104054.GA579@wombat.fafoe.narf.at> References: <411C6144.6060100@root.org> <20040814104054.GA579@wombat.fafoe.narf.at>
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Stefan Farfeleder wrote: > On Thu, Aug 12, 2004 at 11:35:48PM -0700, Nate Lawson wrote: > >>Let me know if there are any problems. > > > I'm now getting a panic if I want to suspend my Thinkpad R32 via Fn-F4 > (manually transcribed): > > panic: mutex Giant not owned at /usr/src/sys/net/if.c:1874 > > db> trace > kdb_enter > panic > _mtx_assert > if_start > ieee80211_mgmt_output > ieee80211_send_mgmt > ieee80211_newstate > wi_newstate > wi_stop > wi_pci_suspend > bus_generic_suspend > pci_suspend > bus_generic_suspend > bus_generic_suspend > pci_suspend > bus_generic_suspend > bus_generic_suspend > bus_generic_suspend > bus_generic_suspend > acpi_SetSleepState > acpi_system_eventhandler_sleep > acpi_event_sleep_button_sleep > acpi_button_notify_sleep > acpi_task_thread > fork_exit > fork_trampoline > > Dmesg is at http://people.freebsd.org/~stefanf/dmesg.2004-08-14_11:50 . > I'm happy to provide more information if anyone needs it. > > Thanks, > Stefan I can't see how the acpi commit affects this. The assertion is in the if code so it's likely that wi(4) is not setting the right flag to acquire Giant before if_start. -- Nate
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