Messages in this thread | | | Date | Thu, 25 Apr 2002 09:44:26 +0200 | From | Luca Amigoni <> | Subject | [BUG] emu10k1 driver BUG() |
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I'm trying to use rawrec with a SB Live, but I get a kernel BUG():
al@mater:~$ rawrec file.raw kernel BUG at audio.c:1474! invalid operand: 0000 CPU: 0 EIP: 0010:[<e289a343>] Not tainted EFLAGS: 00010082 eax: 00000029 ebx: df979d08 ecx: c0332958 edx: de718000 esi: 0000e000 edi: 00005555 ebp: 00003556 esp: de719ecc ds: 0018 es: 0018 ss: 0018 Process rawrec (pid: 558, stackpage=de719000) Stack: e28a29a0 0000e000 00005555 00000202 df979cc0 00000000 bffff038 0000ffff 00018000 0001c000 00010000 00014000 e289962e df979cc0 c0045004 ffffffe7 bffff038 dfb9c0c0 c168d340 e28a49c0 dfb9c0c0 00000000 df979cc0 00000000 Call Trace: [<e28a29a0>] [<e289962e>] [<e28a49c0>] [<c0135d42>] [<c0142ee9>] [<c01086e3>]
Code: 0f 0b c5 05 80 29 8a e2 83 c4 0c 89 f6 5b 5e 5f 5d 83 c4 14 Segmentation fault
In line 1474 I see
if (buffer->size % buffer->fragment_size) BUG();
I've added a printk just before the BUG() call and I got this:
buffer->size = 57344; buffer->fragment_size = 21845
Kernel version is 2.4.19-pre7-ac2, same with 2.4.19-pre3-ac6 + preempt patch. I've not tried with earlier versions, nor 2.5.x tree. Attached file is an 'lspci -vv' output relative to the sound card.
Loaded modules are:
al@mater:~$ /sbin/lsmod Module Size Used by Tainted: PF smbfs 33216 2 (autoclean) mousedev 3968 1 usb-storage 21116 0 (unused) hid 12992 0 (unused) input 3456 0 [mousedev hid] usb-uhci 22404 0 (unused) usbcore 37600 0 [usb-storage hid usb-uhci] emu10k1 59328 0 ac97_codec 9696 0 [emu10k1] sound 55276 0 [emu10k1] 8139too 14272 1 mii 1136 0 [8139too]
Regards,
Luca 00:0b.0 Multimedia audio controller: Creative Labs SB Live! EMU10k1 (rev 04) Subsystem: Creative Labs CT4620 SBLive! 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: 32 (500ns min, 5000ns max) Interrupt: pin A routed to IRQ 12 Region 0: I/O ports at d000 [size=32] Capabilities: [dc] Power Management version 1 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 PME-Enable- DSel=0 DScale=0 PME-
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