Bug 795943

Summary:	[abrt] kernel: BUG: unable to handle kernel NULL pointer dereference at (null)
Product:	[Fedora] Fedora	Reporter:	Khaled Annajar <khaledannajar>
Component:	kernel	Assignee:	Eric Paris <eparis>
Status:	CLOSED ERRATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	16	CC:	contact, gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda
Target Milestone:	---
Target Release:	---
Hardware:	x86_64
OS:	Unspecified
Whiteboard:	abrt_hash:db88c84c30099e9a1c66f86246c05080a993e7ed
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2012-05-14 17:14:27 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:

Description Khaled Annajar 2012-02-21 20:37:45 UTC

libreport version: 2.0.8
abrt_version:   2.0.7
cmdline:        BOOT_IMAGE=/boot/vmlinuz-3.2.6-3.fc16.x86_64 root=UUID=22242a37-68d3-4b2c-a0af-f679894ff8c8 ro rd.md=0 rd.lvm=0 rd.dm=0 KEYTABLE=us quiet SYSFONT=latarcyrheb-sun16 rhgb rd.luks=0 LANG=en_US.UTF-8
comment:        recycle tab in opera browser
kernel:         3.2.6-3.fc16.x86_64
reason:         BUG: unable to handle kernel NULL pointer dereference at           (null)
time:           Wed 22 Feb 2012 12:27:56 AM GST

backtrace:
:BUG: unable to handle kernel NULL pointer dereference at           (null)
:IP: [<ffffffff81274acb>] filenametr_cmp+0xb/0x40
:PGD 134f0b067 PUD 10db60067 PMD 0 
:Oops: 0000 [#1] SMP 
:CPU 1 
:Modules linked in: tcp_lp ppdev parport_pc lp parport fuse lockd rfcomm bnep ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ip6table_filter ip6_tables uvcvideo btusb videodev bluetooth media v4l2_compat_ioctl32 hp_wmi sparse_keymap arc4 snd_hda_codec_hdmi rt2800pci snd_hda_codec_realtek rt2800lib crc_ccitt rt2x00pci rt2x00lib mac80211 microcode cfg80211 rfkill eeprom_93cx6 joydev snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt i2c_i801 iTCO_vendor_support serio_raw snd_seq_device r8169 mii snd_pcm snd_timer snd soundcore snd_page_alloc sunrpc uinput binfmt_misc wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 2614, comm: opera Not tainted 3.2.6-3.fc16.x86_64 #1 Hewlett-Packard HP G62 Notebook PC              /1439
:RIP: 0010:[<ffffffff81274acb>]  [<ffffffff81274acb>] filenametr_cmp+0xb/0x40
:RSP: 0018:ffff88010d97fa78  EFLAGS: 00010286
:RAX: 0000000000000a70 RBX: ffff88014eb1d000 RCX: 000000000000000a
:RDX: 0000000000000000 RSI: ffff88010d97fb30 RDI: ffff88014d0332a0
:RBP: ffff88010d97fa78 R08: 00000afea6f77b8b R09: 0000000000000010
:R10: ffff880147db4000 R11: 0000000000900000 R12: ffff88014d0332a0
:R13: ffff88010d97fb30 R14: 0000000000000000 R15: ffff880012279638
:FS:  00007fd130296780(0000) GS:ffff880157c40000(0000) knlGS:0000000000000000
:CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
:CR2: 0000000000000000 CR3: 000000010db93000 CR4: 00000000000006e0
:DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
:DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
:Process opera (pid: 2614, threadinfo ffff88010d97e000, task ffff880036890000)
:Stack:
: ffff88010d97faa8 ffffffff81272b7f ffff8801497807e8 ffff8801340c5cc8
: 0000000000000010 ffff88010d97fae8 ffff88010d97fba8 ffffffff81279fe3
: 0000000000000007 0000000000000000 ffff88010b327c70 000000000000062b
:Call Trace:
: [<ffffffff81272b7f>] hashtab_search+0x4f/0x90
: [<ffffffff81279fe3>] security_compute_sid.part.7+0x353/0x540
: [<ffffffff81265bd4>] ? avc_has_perm_flags+0x74/0x90
: [<ffffffff8127a21e>] security_compute_sid+0x4e/0x50
: [<ffffffff8127c0a2>] security_transition_sid+0x32/0x40
: [<ffffffff8126a2e7>] may_create+0xe7/0x170
: [<ffffffff8126a3c3>] selinux_inode_create+0x13/0x20
: [<ffffffff81262a5c>] security_inode_create+0x1c/0x30
: [<ffffffff8118621d>] vfs_create+0x7d/0x120
: [<ffffffff81188105>] do_last+0x635/0x8f0
: [<ffffffff811884d2>] path_openat+0xd2/0x3c0
: [<ffffffff811888e2>] do_filp_open+0x42/0xa0
: [<ffffffff8119461f>] ? alloc_fd+0x4f/0x150
: [<ffffffff81178347>] do_sys_open+0xf7/0x1d0
: [<ffffffff810cdd22>] ? audit_syscall_entry+0x242/0x360
: [<ffffffff81178440>] sys_open+0x20/0x30
: [<ffffffff815e9982>] system_call_fastpath+0x16/0x1b
:Code: 55 48 89 e5 66 66 66 66 90 8b 06 2b 02 75 0e 8b 46 04 2b 42 04 75 06 8b 46 08 2b 42 08 5d c3 90 55 48 89 e5 66 66 66 66 90 8b 06 <2b> 02 75 24 8b 46 04 2b 42 04 75 1c 0f b7 46 08 0f b7 4a 08 29 
:RIP  [<ffffffff81274acb>] filenametr_cmp+0xb/0x40
: RSP <ffff88010d97fa78>
:CR2: 0000000000000000

smolt_data:
:
:
:General
:=================================
:UUID: 8ff097b7-536a-4457-b497-b50cce35a39d
:OS: Fedora release 16 (Verne)
:Default run level: Unknown
:Language: en_US.utf8
:Platform: x86_64
:BogoMIPS: 4533.31
:CPU Vendor: GenuineIntel
:CPU Model: Intel(R) Core(TM) i3 CPU       M 350  @ 2.27GHz
:CPU Stepping: 5
:CPU Family: 6
:CPU Model Num: 37
:Number of CPUs: 4
:CPU Speed: 2266
:System Memory: 3755
:System Swap: 4055
:Vendor: Hewlett-Packard
:System: HP G62 Notebook PC 0599110000052710001000000
:Form factor: Notebook
:Kernel: 3.2.6-3.fc16.x86_64
:SELinux Enabled: 1
:SELinux Policy: targeted
:SELinux Enforce: Permissive
:MythTV Remote: Unknown
:MythTV Role: Unknown
:MythTV Theme: Unknown
:MythTV Plugin: 
:MythTV Tuner: -1
:
:
:Devices
:=================================
:(6164:12432:4156:5203) pci, rt2800pci, NETWORK, RT3090 Wireless 802.11n 1T/1R PCIe
:(4332:33078:4156:5177) pci, r8169, ETHERNET, RTL8101E/RTL8102E PCI Express Fast Ethernet controller
:(32902:70:4156:5177) pci, i915, VIDEO, Core Processor Integrated Graphics Controller
:(32902:15145:4156:5177) pci, ahci, STORAGE, 5 Series/3400 Series Chipset 4 port SATA AHCI Controller
:(32902:15170:4156:5177) pci, pcieport, PCI/PCI, 5 Series/3400 Series Chipset PCI Express Root Port 1
:(32902:15113:4156:5177) pci, None, PCI/ISA, Mobile 5 Series Chipset LPC Interface Controller
:(32902:11537:4156:5177) pci, None, HOST/PCI, Core Processor QPI Physical 0
:(32902:11536:4156:5177) pci, None, HOST/PCI, Core Processor QPI Link 0
:(32902:11539:4156:5177) pci, None, HOST/PCI, Core Processor Reserved
:(32902:15190:4156:5177) pci, snd_hda_intel, MULTIMEDIA, 5 Series/3400 Series Chipset High Definition Audio
:(32902:15174:4156:5177) pci, pcieport, PCI/PCI, 5 Series/3400 Series Chipset PCI Express Root Port 3
:(32902:15152:4156:5177) pci, None, SERIAL, 5 Series/3400 Series Chipset SMBus Controller
:(32902:9288:4156:5177) pci, None, PCI/PCI, 82801 Mobile PCI Bridge
:(32902:11538:4156:5177) pci, None, HOST/PCI, Core Processor Reserved
:(32902:15164:4156:5177) pci, ehci_hcd, USB, 5 Series/3400 Series Chipset USB2 Enhanced Host Controller
:(32902:15156:4156:5177) pci, ehci_hcd, USB, 5 Series/3400 Series Chipset USB2 Enhanced Host Controller
:(32902:68:4156:5177) pci, agpgart-intel, HOST/PCI, Core Processor DRAM Controller
:(32902:15204:4156:5177) pci, None, SIMPLE, 5 Series/3400 Series Chipset HECI Controller
:(32902:11521:4156:5177) pci, None, HOST/PCI, Core Processor QuickPath Architecture System Address Decoder
:(32902:11362:4156:5177) pci, None, HOST/PCI, Core Processor QuickPath Architecture Generic Non-core Registers
:
:
:Filesystem Information
:=================================
:device mtpt type bsize frsize blocks bfree bavail file ffree favail
:-------------------------------------------------------------------
:/dev/sda2 / ext4 4096 4096 6024534 2806929 2504849 1512560 1159492 1159492
:/dev/sda4 WITHHELD ext3 4096 4096 67360121 14203770 10781725 17113088 16844594 16844594
:

Comment 1 Josh Boyer 2012-02-21 20:45:26 UTC

Eric, have you seen anything like this before?

Comment 2 Khaled Annajar 2012-02-22 20:17:08 UTC

I had a crash with opera browser right before it happened. I don't know why but Opera continued working without closing then this crash happened.

Comment 3 Dave Jones 2012-03-22 17:10:58 UTC

[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.

Comment 4 Dave Jones 2012-03-22 17:13:35 UTC

[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.

Comment 5 Dave Jones 2012-03-22 17:22:59 UTC

[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.

Comment 6 Pierre-Antoine Roiron 2012-03-25 22:07:13 UTC

I was reading an email in Evolution.

Package: kernel
OS Release: Fedora release 16 (Verne)

Comment 7 Dave Jones 2012-05-14 17:14:27 UTC

probably the i915 corruption bug that has since been fixed.