Bug 868981

Summary:	[abrt]: BUG: unable to handle kernel NULL pointer dereference at 00000004: TAINTED P
Product:	[Fedora] Fedora	Reporter:	Stanislav Hanzhin <hanzhin.stas>
Component:	kernel	Assignee:	Kernel Maintainer List <kernel-maint>
Status:	CLOSED NOTABUG	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	17	CC:	gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda
Target Milestone:	---
Target Release:	---
Hardware:	i686
OS:	Unspecified
Whiteboard:	abrt_hash:5bf61611c9a802ce2b59a99b9c74d3f2d636b65b
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2012-10-22 17:48:48 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Stanislav Hanzhin 2012-10-22 15:53:19 UTC

Additional info:
libreport version: 2.0.14
abrt_version:   2.0.13
cmdline:        BOOT_IMAGE=/vmlinuz-3.6.2-4.fc17.i686 root=/dev/mapper/vg_hanzhinstas-lv_root ro rd.md=0 rd.dm=0 KEYTABLE=us SYSFONT=True rd.lvm.lv=vg_hanzhinstas/lv_root LANG=en_US.UTF-8 rd.lvm.lv=vg_hanzhinstas/lv_swap rd.luks=0 rhgb quiet
kernel:         3.6.2-4.fc17.i686
kernel_tainted_long: Proprietary module has been loaded.

backtrace:
:BUG: unable to handle kernel NULL pointer dereference at 00000004
:IP: [<f7e2dbe0>] snd_usb_endpoint_set_params+0x10/0x6d0 [snd_usb_audio]
:*pde = 00000000 
:Oops: 0000 [#1] SMP 
:Modules linked in: fuse michael_mic arc4 ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter nf_conntrack_ipv4 nf_defrag_ipv4 ip6_tables xt_state nf_conntrack rfcomm bnep snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_usb_audio snd_usbmidi_lib snd_rawmidi snd_hwdep snd_seq snd_seq_device snd_pcm btusb bluetooth snd_page_alloc uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev media lib80211_crypt_tkip snd_timer wl(PO) cfg80211 snd soundcore iTCO_wdt iTCO_vendor_support ideapad_laptop lib80211 coretemp kvm_intel kvm sparse_keymap rfkill microcode r8169 i2c_i801 lpc_ich mii uinput video radeon i2c_algo_bit drm_kms_helper ttm drm i2c_core
:Pid: 1221, comm: pulseaudio Tainted: P           O 3.6.2-4.fc17.i686 #1 LENOVO 20032               /NIUR1
:EIP: 0060:[<f7e2dbe0>] EFLAGS: 00010296 CPU: 0
:EIP is at snd_usb_endpoint_set_params+0x10/0x6d0 [snd_usb_audio]
:EAX: 00000000 EBX: f2c4dd80 ECX: f2c4dd80 EDX: f1609800
:ESI: 00000000 EDI: f2c4dd80 EBP: ee86be0c ESP: ee86bdcc
: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
:CR0: 80050033 CR2: 00000004 CR3: 306f0000 CR4: 000407d0
:DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
:DR6: ffff0ff0 DR7: 00000400
:Process pulseaudio (pid: 1221, ti=ee86a000 task=f682a5b0 task.ti=ee86a000)
:Stack:
: f7e3bfa8 00000004 00000003 00000001 00000082 f161b4d0 00000082 f161b4d0
: 00000003 f7e2da88 f161b494 f2c3cfe4 ee86be0c f1f03290 00000000 f2c4dd80
: ee86be78 f7e35ee3 00000000 0000bb80 f7f4ca9b 00000001 00000001 00000001
:Call Trace:
: [<f7e2da88>] ? snd_usb_add_endpoint+0x68/0x1b0 [snd_usb_audio]
: [<f7e35ee3>] snd_usb_hw_params+0x3d3/0x780 [snd_usb_audio]
: [<f7f4ca9b>] ? snd_pcm_hw_param_first+0xcb/0x270 [snd_pcm]
: [<f7f4955b>] snd_pcm_common_ioctl1+0x90b/0xfb0 [snd_pcm]
: [<c050b906>] ? vma_prio_tree_insert+0x26/0x40
: [<c051aa93>] ? __vma_link_file+0x43/0x70
: [<f7f49c95>] snd_pcm_capture_ioctl1+0x95/0x400 [snd_pcm]
: [<c051cbee>] ? mmap_region+0x23e/0x4b0
: [<f7f4a028>] snd_pcm_capture_ioctl+0x28/0x50 [snd_pcm]
: [<f7f4a000>] ? snd_pcm_capture_ioctl1+0x400/0x400 [snd_pcm]
: [<c055341a>] do_vfs_ioctl+0x7a/0x590
: [<c061891a>] ? inode_has_perm.isra.31.constprop.62+0x3a/0x50
: [<c0619f60>] ? file_has_perm+0xa0/0xb0
: [<c0615c73>] ? security_mmap_file+0x33/0x70
: [<c050db70>] ? vm_mmap_pgoff+0x70/0x90
: [<c061a2f8>] ? selinux_file_ioctl+0x48/0xe0
: [<c0553998>] sys_ioctl+0x68/0x80
: [<c095ae1f>] sysenter_do_call+0x12/0x28
: [<c0950000>] ? cmos_do_probe+0x36c/0x371
:Code: 00 00 00 eb df c7 87 a0 29 00 00 03 00 00 00 eb d3 8d 76 00 8d bc 27 00 00 00 00 55 89 e5 57 56 53 83 ec 34 66 66 66 66 90 89 cb <8b> 48 04 89 c7 89 d6 85 c9 0f 85 a1 05 00 00 31 d2 e8 aa f9 ff
:EIP: [<f7e2dbe0>] snd_usb_endpoint_set_params+0x10/0x6d0 [snd_usb_audio] SS:ESP 0068:ee86bdcc
:CR2: 0000000000000004