cbb related panic: resource_list_release: resource entry is not busy

[Lars Engels]

On Thu, Apr 30, 2009 at 10:08:18AM -0700, Sam Leffler wrote:
> Lars Engels wrote:
> > On 7.2-RC2 when I remove an Atheros wireless pccard causes the 
> > following panic:
> >
> > Unread portion of the kernel message buffer:
> > panic: resource_list_release: resource entry is not busy
> > cpuid = 1
> > Uptime: 4m28s
> > Physical memory: 2019 MB
> > Dumping 138 MB: 123 107 91 75 59 43 (CTRL-C to abort)  (CTRL-C to 
> > abort)  27 (CTRL-C to abort)  (CTRL-C to abort)  11 (CTRL-C to abort)
> >
> > (kgdb) bt
> > #0  doadump () at pcpu.h:196
> > #1  0xc07e25a7 in boot (howto=260) at 
> > /usr/src/sys/kern/kern_shutdown.c:418
> > #2  0xc07e2879 in panic (fmt=Variable "fmt" is not available.
> > ) at /usr/src/sys/kern/kern_shutdown.c:574
> > #3  0xc080b4b2 in resource_list_release (rl=0xc594a404, 
> > bus=0xc5667100, child=0xc5957e80, type=3, rid=16,
> >     res=0xc599fb00) at /usr/src/sys/kern/subr_bus.c:2797
> > #4  0xc080b647 in bus_generic_rl_release_resource (dev=0xc5667100, 
> > child=0xc5957e80, type=3, rid=16, r=0xc599fb00)
> >     at /usr/src/sys/kern/subr_bus.c:3365
> > #5  0xc080b157 in bus_release_resource (dev=0xc5957e80, type=3, 
> > rid=16, r=0xc599fb00) at bus_if.h:347
> > #6  0xc053bef2 in ath_pci_detach (dev=0xc5957e80) at 
> > /usr/src/sys/dev/ath/if_ath_pci.c:222
> > #7  0xc0809378 in device_detach (dev=0xc5957e80) at device_if.h:212
> > #8  0xc058de4d in cardbus_detach_card (cbdev=0xc5667100) at 
> > /usr/src/sys/dev/cardbus/cardbus.c:236
> > #9  0xc0695bdc in cbb_event_thread (arg=0xc559d800) at card_if.h:95
> > #10 0xc07bd059 in fork_exit (callout=0xc0695a30 <cbb_event_thread>, 
> > arg=0xc559d800, frame=0xe57bfd38)
> >     at /usr/src/sys/kern/kern_fork.c:810
> > #11 0xc0ac9270 in fork_trampoline () at 
> > /usr/src/sys/i386/i386/exception.s:264
> >
> >
> > Lars
> >
> > P.S.: Please keep me CC'ed. I am not subscribed to this list.
> >
> known issue; there's a PR for it; unlikely to get fixed for 7.2 (imo)

Oh, too bad...
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