Date: Thu, 17 Sep 2009 18:33:50 +0200 From: "Radim Kolar SF.NET" <hsn@sendmail.cz> To: FreeBSD-gnats-submit@FreeBSD.org Cc: hsn-sf@sd.iol.cz Subject: usb/138904: unpluging USB wifi card panics system Message-ID: <E1MoJva-000DTQ-Ma@sanatana.dharma> Resent-Message-ID: <200909171640.n8HGe3Pc081460@freefall.freebsd.org>
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>Number: 138904
>Category: usb
>Synopsis: unpluging USB wifi card panics system
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: freebsd-usb
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Thu Sep 17 16:40:03 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator: Radim Kolar
>Release: FreeBSD 6.4-RELEASE-p4 i386
>Organization:
>Environment:
System: FreeBSD 7.2
wifi Card is USB asus, freebsd identifies it as
RT2573 rev 0x2573a RF RT2528 , using rum0
>Description:
fatal trap 12, supervisor read page not presenT
current process wpa_suppliciant
>How-To-Repeat:
it can be repeated everytime, run wpa_sup to connect to wifi network,
uplug card. system panics after few seconds
bt
#4 0xc0ae4180 in trap_pfault (frame=0xcdc0fa6c, usermode=0, eva=3264947216)
at /usr/src/sys/i386/i386/trap.c:852
#5 0xc0ae4b2c in trap (frame=0xcdc0fa6c) at /usr/src/sys/i386/i386/trap.c:530
#6 0xc0ac923b in calltrap () at /usr/src/sys/i386/i386/exception.s:159
#7 0xc072ff97 in rum_write_multi (sc=0xc29b1000, reg=Variable "reg" is not avai
lable.
)
at /usr/src/sys/dev/usb/if_rum.c:1581
#8 0xc072ffdb in rum_write (sc=Variable "sc" is not available.
) at /usr/src/sys/dev/usb/if_rum.c:1564
#9 0xc07305ce in rum_stop (priv=Variable "priv" is not available.
) at /usr/src/sys/dev/usb/if_rum.c:2229
#10 0xc0732049 in rum_init (priv=0xc29b1000)
at /usr/src/sys/dev/usb/if_rum.c:2086
#11 0xc07331b8 in rum_ioctl (ifp=0xc2652000, cmd=2149607696,
data=0xc2775300 "rum0") at /usr/src/sys/dev/usb/if_rum.c:1488
#12 0xc087b17e in ifhwioctl (cmd=2149607696, ifp=0xc2652000,
data=0xc2775300 "rum0", td=0xc26308c0) at /usr/src/sys/net/if.c:1719
#13 0xc087dc3d in ifioctl (so=0xc299a680, cmd=2149607696,
data=0xc2775300 "rum0", td=0xc26308c0) at /usr/src/sys/net/if.c:2009
#14 0xc082263a in soo_ioctl (fp=0xc2789000, cmd=2149607696, data=0xc2775300,
active_cred=0xc29a2300, td=0xc26308c0)
at /usr/src/sys/kern/sys_socket.c:191
#15 0xc081b3e5 in kern_ioctl (td=0xc26308c0, fd=3, com=2149607696,
data=0xc2775300 "rum0") at file.h:269
#16 0xc081b544 in ioctl (td=0xc26308c0, uap=0xcdc0fcfc)
at /usr/src/sys/kern/sys_generic.c:571
#17 0xc0ae44d5 in syscall (frame=0xcdc0fd38)
at /usr/src/sys/i386/i386/trap.c:1090
#18 0xc0ac92a0 in Xint0x80_syscall ()
at /usr/src/sys/i386/i386/exception.s:255
#19 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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