Messages in this thread | | | From | tomepperly@comcast ... | Subject | Re: Trouble with Cisco Aironet 350 PCMCIA in 2.4.21 & 2.4.22 (Unable to handle kernel NULL pointer upon removal) | Date | Fri, 19 Sep 2003 13:24:42 +0000 |
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This time I got another log message when I pulled the Aironet PCMCIA card out while running x86 2.4.22.
Sep 18 15:58:07 driftcreek kernel: Linux version 2.4.22 (root@driftcreek) (gcc version 2.95.4 20011002 (Debian prerelease)) #7 Thu Sep 18 14:49:08 PDT 2003 Sep 18 15:58:58 driftcreek kernel: Uniform CD-ROM driver Revision: 3.12 Sep 18 15:59:38 driftcreek cardmgr[510]: initializing socket 1 Sep 18 15:59:39 driftcreek kernel: cs: memory probe 0x0c0000-0x0fffff: excluding 0xc0000-0xcffff 0xe0000-0xfffff Sep 18 15:59:39 driftcreek cardmgr[510]: socket 1: 350 Series Wireless LAN Adapter Sep 18 15:59:39 driftcreek cardmgr[510]: product info: "Cisco Systems", "350 Series Wireless LAN Adapter" Sep 18 15:59:39 driftcreek cardmgr[510]: manfid: 0x015f, 0x000a function: 6 (network) Sep 18 15:59:39 driftcreek cardmgr[510]: executing: 'modprobe airo_cs' Sep 18 15:59:39 driftcreek kernel: airo: Probing for PCI adapters Sep 18 15:59:39 driftcreek kernel: airo: Finished probing for PCI adapters Sep 18 15:59:39 driftcreek kernel: airo: register interrupt 0 failed, rc -16 Sep 18 15:59:39 driftcreek kernel: airo_cs: RequestConfiguration: Operation succeeded Sep 18 15:59:40 driftcreek cardmgr[510]: get dev info on socket 1 failed: Resource temporarily unavailable
This is what appeared in the log when I removed the card.
Sep 18 15:59:59 driftcreek kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000028 Sep 18 15:59:59 driftcreek kernel: printing eip: Sep 18 15:59:59 driftcreek kernel: f0db4947 Sep 18 15:59:59 driftcreek kernel: *pde = 2f9d5067 Sep 18 15:59:59 driftcreek kernel: *pte = 00000000 Sep 18 15:59:59 driftcreek kernel: Oops: 0000 Sep 18 15:59:59 driftcreek kernel: CPU: 0 Sep 18 15:59:59 driftcreek kernel: EIP: 0010:[<f0db4947>] Not tainted Sep 18 15:59:59 driftcreek kernel: EFLAGS: 00013202 Sep 18 15:59:59 driftcreek kernel: eax: 01800003 ebx: 00000000 ecx: 01800002 edx: eefb0a80 Sep 18 15:59:59 driftcreek kernel: esi: 00000008 edi: 00000001 ebp: effda000 esp: effdbf3c Sep 18 15:59:59 driftcreek kernel: ds: 0018 es: 0018 ss: 0018 Sep 18 15:59:59 driftcreek kernel: Process keventd (pid: 2, stackpage=effdb000) Sep 18 15:59:59 driftcreek kernel: Stack: eefb0880 00000008 f0d80ca6 00000008 00000001 eefb08bc ee11d800 00000080 Sep 18 15:59:59 driftcreek kernel: effdbfe0 f0d80cd3 ee11d800 00000008 00000001 ee11d800 f0d80d56 ee11d800 Sep 18 15:59:59 driftcreek kernel: effdbfa4 effdbfa4 00000020 f0d87dee ee11d800 00000080 c011a27c f0d8908c Sep 18 15:59:59 driftcreek kernel: Call Trace: [<f0d80ca6>] [<f0d80cd3>] [<f0d80d56>] [<f0d87dee>] [<c011a27c>] Sep 18 15:59:59 driftcreek kernel: [<f0d8908c>] [<f0d890cc>] [<f0d890cc>] [<c01213d7>] [<c0105548>] Sep 18 15:59:59 driftcreek kernel: Sep 18 15:59:59 driftcreek kernel: Code: 8b 4b 28 b8 02 00 00 00 0f b3 41 2c 19 c0 85 c0 74 0c 8b 41 Sep 19 06:14:35 driftcreek syslogd 1.4.1#11: restart > My Aironet 350 PCMCIA card works fine with 2.4.20 and hasn't worked with vanilla > 2.4.21 or 2.4.22 (with Debian patches). I've got a Dell Latitude with a 1.2GHz > mobile P3. > > Here is what appears in my /var/log/syslog when I plug the card into the laptop. > Sep 18 13:35:56 driftcreek cardmgr[510]: initializing socket 1 > Sep 18 13:35:57 driftcreek kernel: cs: memory probe 0x0c0000-0x0fffff: excluding > 0xc0000-0xcffff 0xe0000-0xfffff > Sep 18 13:35:57 driftcreek cardmgr[510]: socket 1: 350 Series Wireless LAN > Adapter > Sep 18 13:35:57 driftcreek cardmgr[510]: product info: "Cisco Systems", "350 > Series Wireless LAN Adapter" > Sep 18 13:35:57 driftcreek cardmgr[510]: manfid: 0x015f, 0x000a function: 6 > (network) > Sep 18 13:35:57 driftcreek cardmgr[510]: executing: 'modprobe airo_cs' > Sep 18 13:35:57 driftcreek kernel: airo: Probing for PCI adapters > Sep 18 13:35:57 driftcreek kernel: airo: Finished probing for PCI adapters > Sep 18 13:35:57 driftcreek kernel: airo: register interrupt 0 failed, rc -16 > Sep 18 13:35:57 driftcreek kernel: airo_cs: RequestConfiguration: Operation > succeeded > Sep 18 13:35:58 driftcreek cardmgr[510]: get dev info on socket 1 failed: > Resource temporarily unavailable > > At this point, the system ignores the keyboard. Otherwise, the system is > responsive to my USB mouse and X11 continues responding. > > Tom
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