[Bug 39518] Re: kernel oops in usbserial on ppc with appletouch loaded (palm hotsync attempt)

[Jason 'vanRijn' Kasper]

Hm.  Okay, that time, I couldn't even get an initial successful sync.  This crash occurred on the first time I tried to sync....  Slightly different call stack this time...

[ 9952.003335] Unable to handle kernel paging request for data at address 0x00000084
[ 9952.003356] Faulting instruction address: 0xf27565ec
[ 9952.003368] Oops: Kernel access of bad area, sig: 11 [#1]
[ 9952.003374] Modules linked in: visor usbserial nls_utf8 hfsplus radeon drm hci_usb rfcomm l2cap bluetooth cpufreq_powersave cpufreq_stats cpufreq_userspace cpufreq_ondemand cpufreq_conservative ipv6 af_packet arc4 ieee80211_crypt_wep ext3 jbd dm_mod md_mod sr_mod snd_powermac snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore snd_page_alloc sbp2 scsi_mod apm_emu joydev appletouch pcmcia bcm43xx ohci1394 usbhid ieee80211softmac ieee80211 ieee80211_crypt ieee1394 sungem sungem_phy uninorth_agp agpgart yenta_socket rsrc_nonstatic pcmcia_core tsdev evdev reiserfs ehci_hcd ohci_hcd usbcore ide_disk ide_cd cdrom i2c_keywest capability commoncap
[ 9952.003449] NIP: F27565EC LR: C01799C8 CTR: F27565B0
[ 9952.003458] REGS: ea769d30 TRAP: 0300   Not tainted  (2.6.15-20-powerpc)
[ 9952.003464] MSR: 00009032 <EE,ME,IR,DR>  CR: 24242822  XER: 20000000
[ 9952.003478] DAR: 00000084, DSISR: 40000000
[ 9952.003484] TASK = edc9ad50[6584] 'kpilotDaemon' THREAD: ea768000
[ 9952.003490] GPR00: 00000000 EA769DE0 EDC9AD50 F275B0C0 F275B018 F275AC34 C0281B78 00000004
[ 9952.003505] GPR08: 00000004 F27565B0 00000001 00000001 44244828 100543C8 00000000 00001000
[ 9952.003519] GPR16: E51CA2B4 00000082 E51CA2AC E51CA2B0 0000000D 00000000 E51CA2A4 00000104
[ 9952.003534] GPR24: E51CA2A8 E51CA2AC 00000000 00000000 00000000 EE3EAC60 F2760000 00000000
[ 9952.003549] NIP [F27565EC] serial_chars_in_buffer+0x3c/0xc0 [usbserial]
[ 9952.003576] LR [C01799C8] normal_poll+0x198/0x1e0
[ 9952.003595] Call Trace:
[ 9952.003601] [EA769DE0] [0024AA25] 0x24aa25 (unreliable)
[ 9952.003612] [EA769DF0] [C01799C8] normal_poll+0x198/0x1e0
[ 9952.003623] [EA769E10] [C0175E48] tty_poll+0x88/0xb0
[ 9952.003633] [EA769E30] [C0098E70] do_select+0x220/0x420
[ 9952.003644] [EA769EC0] [C009973C] sys_select+0x2bc/0x4c0
[ 9952.003654] [EA769F20] [C0004EEC] ppc_select+0x3c/0xf0
[ 9952.003667] [EA769F40] [C00115DC] ret_from_syscall+0x0/0x4c
[ 9952.003680] --- Exception: c01 at 0xf933e24
[ 9952.003690]     LR = 0xfc08144
[ 9952.003694] Instruction dump:
[ 9952.012170] 3ca0f276 3884b018 38a5ac34 90010014 bfc10008 3fc0f276 801eeb84 2f800000
[ 9952.012191] 83e3096c 3c60f276 3863b0c0 409e0048 <801f0084> 7fe3fb78 3920ffea 2f800000
[ 9952.012208]

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kernel oops in usbserial on ppc with appletouch loaded (palm hotsync attempt)
https://launchpad.net/malone/bugs/39518