https://bugzilla.novell.com/show_bug.cgi?id=441081 User jreuter@novell.com added comment https://bugzilla.novell.com/show_bug.cgi?id=441081#c1 Summary: NULL pointer dereference in alc_mic_automute Product: openSUSE 11.1 Version: Beta4 Platform: x86-64 OS/Version: All Status: NEW Severity: Normal Priority: P5 - None Component: Kernel AssignedTo: bnc-team-screening@forge.provo.novell.com ReportedBy: jreuter@novell.com QAContact: qa@suse.de Found By: --- Sound doesn't work on my work station after upgrade to openSUSE 11.1 due to a kernel oops while loading modules: ALSA sound/pci/hda/patch_realtek.c:5535: hda_codec: Unknown model for ALC260, trying auto-probe from BIOS... ALSA sound/pci/hda/hda_codec.c:3047: autoconfig: line_outs=1 (0xf/0x0/0x0/0x0/0x0) ALSA sound/pci/hda/hda_codec.c:3051: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) ALSA sound/pci/hda/hda_codec.c:3055: hp_outs=1 (0x15/0x0/0x0/0x0/0x0) ALSA sound/pci/hda/hda_codec.c:3056: mono: mono_out=0x0 ALSA sound/pci/hda/hda_codec.c:3064: inputs: mic=0x12, fmic=0x13, line=0x14, fline=0x0, cd=0x0, aux=0x0 BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 IP: [<ffffffffa038948f>] alc_mic_automute+0x28/0xd5 [snd_hda_intel] PGD 7dd13067 PUD 7e9f3067 PMD 0 Oops: 0000 [1] SMP last sysfs file: /sys/devices/pci0000:00/0000:00:1c.4/0000:0b:00.0/net/eth0/ifindex CPU 0 Modules linked in: snd_hda_intel(+) snd_pcm snd_timer snd_page_alloc ppdev snd_hwdep iTCO_wdt usbhid tg3 snd iTCO_vendor_support ohci1394 parport_pc ide_cd_mod rtc_cmos hid libphy i82975x_edac rtc_core i2c_i801 ieee1394 container button soundcore rtc_lib parport serio_raw pcspkr edac_core cdrom i2c_core ff_memless sg linear ehci_hcd uhci_hcd sd_mod crc_t10dif usbcore dm_snapshot edd dm_mod ext3 mbcache jbd fan ide_pci_generic ata_generic ata_piix pata_acpi libata scsi_mod dock piix ide_core thermal processor thermal_sys hwmon Supported: Yes Pid: 695, comm: modprobe Not tainted 2.6.27.4-2-default #1 RIP: 0010:[<ffffffffa038948f>] [<ffffffffa038948f>] alc_mic_automute+0x28/0xd5 [snd_hda_intel] RSP: 0018:ffff88007d8dfcc8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000012 RCX: 0000000000000f09 RDX: ffff88007dd02000 RSI: ffff880037a7a600 RDI: ffff88007d9db400 RBP: ffff88007dd02010 R08: 0000000000000000 R09: ffff88007d9db400 R10: 0000000000000002 R11: ffffffff8036b179 R12: ffff88007d9db400 R13: ffff88007dd02000 R14: ffff88007d9db400 R15: ffffffffa03bfbf0 FS: 00007f356590b6f0(0000) GS:ffffffff80846a00(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000000 CR3: 000000007e196000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 695, threadinfo ffff88007d8de000, task ffff88007d51c700) Stack: 0000000000000001 ffff88007dd02010 ffff88007d9db400 ffff88007dd02000 ffffffffa03bfd90 ffffffffa038800a 0000000000000000 ffff88007d9db400 0000000000000000 ffff88007e4158c0 ffffffffa03bfd90 ffffffffa039b8a3 Call Trace: [<ffffffffa038800a>] alc_init+0xb6/0xc1 [snd_hda_intel] [<ffffffffa039b8a3>] snd_hda_build_controls+0x46/0x8b [snd_hda_intel] [<ffffffffa039b7ca>] azx_probe+0xff/0x192 [snd_hda_intel] [<ffffffff8037955a>] pci_device_probe+0xbb/0x108 [<ffffffff803ecb2f>] really_probe+0xdd/0x1e5 [<ffffffff803ecd1c>] __driver_attach+0x46/0x6d [<ffffffff803ec2c1>] bus_for_each_dev+0x44/0x78 [<ffffffff803ebba7>] bus_add_driver+0xef/0x235 [<ffffffff803ecee0>] driver_register+0xa2/0x11f [<ffffffff80379802>] __pci_register_driver+0x5d/0x8f [<ffffffff80209041>] _stext+0x41/0x11d [<ffffffff8026523e>] sys_init_module+0xa0/0x1ba [<ffffffff8020c37a>] system_call_fastpath+0x16/0x1b [<00007f356549f3ba>] 0x7f356549f3ba Code: ff ff c3 41 56 45 31 c0 b9 09 0f 00 00 49 89 fe 41 55 41 54 55 53 48 8b 97 88 00 00 00 48 8b 82 00 01 00 00 0f b7 9a 4a 03 00 00 <44> 0f b7 28 0f b7 82 4c 03 00 00 31 d2 89 de 8d 68 e8 e8 e8 8e RIP [<ffffffffa038948f>] alc_mic_automute+0x28/0xd5 [snd_hda_intel] RSP <ffff88007d8dfcc8> CR2: 0000000000000000 ---[ end trace d813da2abac19205 ]--- lamarr:~ # hwinfo --sound 11: PCI 1b.0: 0403 Audio device [Created at pci.318] UDI: /org/freedesktop/Hal/devices/pci_8086_27d8 Unique ID: u1Nb.VuErAdw+2mB SysFS ID: /devices/pci0000:00/0000:00:1b.0 SysFS BusID: 0000:00:1b.0 Hardware Class: sound Model: "Intel 82801G (ICH7 Family) High Definition Audio Controller" Vendor: pci 0x8086 "Intel Corporation" Device: pci 0x27d8 "82801G (ICH7 Family) High Definition Audio Controller" SubVendor: pci 0x1734 "Fujitsu Siemens Computer GmbH" SubDevice: pci 0x1083 Revision: 0x01 Driver: "HDA Intel" Memory Range: 0xf0000000-0xf0003fff (rw,non-prefetchable) IRQ: 18 (98 events) Module Alias: "pci:v00008086d000027D8sv00001734sd00001083bc04sc03i00" Driver Info #0: Driver Status: snd_hda_intel is active Driver Activation Cmd: "modprobe snd_hda_intel" Config Status: cfg=no, avail=yes, need=no, active=unknown lamarr:~ # -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.