[Bug 6490] Re: Acer hotkey driver crashes kernel

Sun Nov 4 18:54:00 UTC 2007

Still crashing kernel in Gutsy.

here is my kern.log after i install the wireless ipw2200 module and then
when i install the acerhk module.

Nov  4 15:37:51 lap4 kernel: [  256.016000] ipw2200: Copyright(c) 2003-2006 Intel Corporation
Nov  4 15:37:51 lap4 kernel: [  256.020000] ACPI: PCI Interrupt 0000:01:02.0[A] -> GSI 22 (level, low) -> IRQ 23
Nov  4 15:37:51 lap4 kernel: [  256.020000] ipw2200: Detected Intel PRO/Wireless 2200BG Network Connection
Nov  4 15:37:51 lap4 kernel: [  256.280000] ipw2200: Radio Frequency Kill Switch is On:
Nov  4 15:37:51 lap4 kernel: [  256.280000] Kill switch must be turned off for wireless networking to work.
Nov  4 15:37:51 lap4 kernel: [  256.284000] ipw2200: Detected geography ZZM (11 802.11bg channels, 0 802.11a channels)
Nov  4 15:40:13 lap4 kernel: [  398.204000] eth0: link down
Nov  4 15:40:14 lap4 kernel: [  399.720000] eth0: link up, 100Mbps, half-duplex, lpa 0x40A1
Nov  4 15:45:56 lap4 kernel: [  741.220000] input: Acer hotkey driver as /class/input/input9
Nov  4 15:45:56 lap4 kernel: [  741.236000] acerhk: Could not find model string, will assume type 200 series
Nov  4 15:45:56 lap4 kernel: [  741.236000] BUG: unable to handle kernel paging request at virtual address 00009610
Nov  4 15:45:56 lap4 kernel: [  741.236000]  printing eip:
Nov  4 15:45:56 lap4 kernel: [  741.236000] c00f0000
Nov  4 15:45:56 lap4 kernel: [  741.236000] *pde = 00000000
Nov  4 15:45:56 lap4 kernel: [  741.236000] Oops: 0002 [#1]
Nov  4 15:45:56 lap4 kernel: [  741.236000] Modules linked in: acerhk ipw2200 binfmt_misc rfcomm l2cap bluetooth i915 drm ppdev acpi_cpufreq cpufreq_userspace cpufreq_stats cpufreq_ondemand cpufreq_conservative cpufreq_powersave freq_table bay video container battery ac sbs button dock sbp2 lp pcmcia snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss yenta_socket rsrc_nonstatic snd_seq_midi snd_rawmidi snd_seq_midi_event irda pcmcia_core ieee80211 ieee80211_crypt snd_seq snd_timer snd_seq_device joydev iTCO_wdt iTCO_vendor_support snd soundcore wbsd mmc_core crc_ccitt pcspkr parport_pc parport rtc snd_page_alloc shpchp pci_hotplug psmouse serio_raw intel_agp agpgart evdev ext3 jbd mbcache sg sr_mod cdrom sd_mod ata_piix 8139cp ata_generic libata scsi_mod 8139too mii ohci1394 ieee1394 ehci_hcd uhci_hcd usbcore thermal processor fan fuse apparmor commoncap
Nov  4 15:45:56 lap4 kernel: [  741.236000] CPU:    0
Nov  4 15:45:56 lap4 kernel: [  741.236000] EIP:    0060:[phys_startup_32+-1073807360/-1073741824]    Not tainted VLI
Nov  4 15:45:56 lap4 kernel: [  741.236000] EFLAGS: 00010086   (2.6.22-14-386 #1)
Nov  4 15:45:56 lap4 kernel: [  741.236000] EIP is at 0xc00f0000
Nov  4 15:45:56 lap4 kernel: [  741.236000] eax: 00009610   ebx: 0000051c   ecx: cfc49c00   edx: c1ec8000
Nov  4 15:45:56 lap4 kernel: [  741.236000] esi: c1ec82a0   edi: 00000488   ebp: cfc4c400   esp: c9633e80
Nov  4 15:45:56 lap4 kernel: [  741.236000] ds: 007b   es: 007b   fs: 0000  gs: 0033  ss: 0068
Nov  4 15:45:56 lap4 kernel: [  741.236000] Process modprobe (pid: 5917, ti=c9632000 task=c0f70a20 task.ti=c9632000)
Nov  4 15:45:56 lap4 kernel: [  741.236000] Stack: cfc4404b c9633ec4 cfc49fdf c1ec8000 c1ec82a0 c9633ea8 00000000 c9633ec4 
Nov  4 15:45:56 lap4 kernel: [  741.236000]        00000000 c00f0000 00000000 c1ec8000 cfc49fdf c1ec82a0 cfbda93d c9633ec4 
Nov  4 15:45:56 lap4 kernel: [  741.236000]        c2a42140 00009610 0000051c cfc49c00 c1ec8000 00000488 c1ec82a0 c0127997 
Nov  4 15:45:56 lap4 kernel: [  741.236000] Call Trace:
Nov  4 15:45:56 lap4 kernel: [  741.236000]  [<cfc4404b>] call_bios_52x+0x4b/0x80 [acerhk]
Nov  4 15:45:56 lap4 kernel: [  741.236000]  [<cfbda93d>] acerhk_init+0x8fd/0x1bd2 [acerhk]
Nov  4 15:45:56 lap4 kernel: [  741.236000]  [blocking_notifier_call_chain+23/32] blocking_notifier_call_chain+0x17/0x20
Nov  4 15:45:56 lap4 kernel: [  741.236000]  [sys_init_module+347/5872] sys_init_module+0x15b/0x16f0
Nov  4 15:45:56 lap4 kernel: [  741.236000]  [rb_insert_color+100/176] rb_insert_color+0x64/0xb0
Nov  4 15:45:56 lap4 kernel: [  741.236000]  [sysenter_past_esp+107/169] sysenter_past_esp+0x6b/0xa9
Nov  4 15:45:56 lap4 kernel: [  741.236000]  =======================
Nov  4 15:45:56 lap4 kernel: [  741.236000] Code: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ee <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 
Nov  4 15:45:56 lap4 kernel: [  741.236000] EIP: [phys_startup_32+-1073807360/-1073741824] 0xc00f0000 SS:ESP 0068:c9633e80

cat /proc/driver/acerhk/info 
 Acer hotkeys version 0.5.34
 Model(Type)     : (old)
 request handler : 0xc00f0000
 CMOS index      : not available
 kernel polling  : inactive
 autoswitch wlan : disabled
 preg400         : 0xcfc4c400

lspci:
01:02.0 Network controller: Intel Corporation PRO/Wireless 2200BG Network Connection (rev 05)
        Subsystem: Intel Corporation Unknown device 2701
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
        Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
        Latency: 128 (750ns min, 6000ns max)
        Interrupt: pin A routed to IRQ 23
        Region 0: Memory at e0000000 (32-bit, non-prefetchable) [size=4K]
        Capabilities: [dc] Power Management version 2
                Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
                Status: D0 PME-Enable- DSel=0 DScale=1 PME-

It's an old COMPAL CL51
When i turn the wireless switch on and off, i see the keycodes e015 and e016.

-- 
Acer hotkey driver crashes kernel
https://bugs.launchpad.net/bugs/6490
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