cbb related panic: resource_list_release: resource entry is not busy

[Lars Engels]

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


(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

    res=0xc599fb00) at /usr/src/sys/kern/subr_bus.c:2797

    at /usr/src/sys/kern/subr_bus.c:3365

#7  0xc0809378 in device_detach (dev=0xc5957e80) at device_if.h:212

#9  0xc0695bdc in cbb_event_thread (arg=0xc559d800) at card_if.h:95

    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.

--
Lars Engels
E-Mail: lars.eng...@0x20.net

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) #3 0xc080b4b2 in resource_list_release (rl=0xc594a404, bus=0xc5667100, child=0xc5957e80, type=3, rid=16, #4 0xc080b647 in bus_generic_rl_release_resource (dev=0xc5667100, child=0xc5957e80, type=3, rid=16, r=0xc599fb00) #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 #8 0xc058de4d in cardbus_detach_card (cbdev=0xc5667100) at /usr/src/sys/dev/cardbus/cardbus.c:236 #10 0xc07bd059 in fork_exit (callout=0xc0695a30 <cbb_event_thread>, arg=0xc559d800, frame=0xe57bfd38)

pgpUev0kMjVFa.pgp
Description: PGP Digital Signature