Bug 790013

Summary: [abrt] kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008 path_lookupat()
Product: [Fedora] Fedora Reporter: Ana <aprpic>
Component: kernelAssignee: Kernel Maintainer List <kernel-maint>
Status: CLOSED INSUFFICIENT_DATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 16CC: gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Unspecified   
Whiteboard: abrt_hash:1e7afe040e958b017ab30a7b0ae7fd6adfbceae9
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-05-14 17:05:44 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 Ana 2012-02-13 13:48:31 UTC 
libreport version: 2.0.8
abrt_version:   2.0.7
cmdline:        BOOT_IMAGE=/boot/vmlinuz-3.2.3-2.fc16.x86_64 root=UUID=200e25f9-0819-4eca-8433-c717edc8abca 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
kernel:         3.2.3-2.fc16.x86_64
reason:         BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
time:           Mon 13 Feb 2012 02:22:37 PM CET

backtrace:
:BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
:IP: [<ffffffff81186e65>] path_lookupat+0x225/0x740
:PGD 1cfd94067 PUD 1956dd067 PMD 0 
:Oops: 0000 [#1] SMP 
:CPU 7 
:Modules linked in: ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle bridge be2iscsi lockd iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i 8021q fcoe libfcoe libfc scsi_transport_fc scsi_tgt garp stp llc libcxgbi cxgb3 mdio ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi rfcomm bnep nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables snd_hda_codec_hdmi snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device vhost_net arc4 ath3k ath9k uvcvideo btusb videodev media v4l2_compat_ioctl32 snd_pcm mac80211 ath9k_common ath9k_hw bluetooth snd_timer snd soundcore joydev snd_page_alloc macvtap ath cfg80211 r8169 iTCO_wdt i2c_i801 macvlan iTCO_vendor_support mii tun dell_laptop dell_wmi sparse_keymap virtio_net rfkill dcdbas kvm_intel micr
:ocode kvm uinput sunrpc ums_realtek usb_storage nouveau ttm mxm_wmi wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 1923, comm: udisks-helper-a Not tainted 3.2.3-2.fc16.x86_64 #1 Dell Inc. Inspiron N5110/0HVRTT
:RIP: 0010:[<ffffffff81186e65>]  [<ffffffff81186e65>] path_lookupat+0x225/0x740
:RSP: 0018:ffff880188fc1d78  EFLAGS: 00010246
:RAX: 0000000000000000 RBX: ffff880188fc1e48 RCX: 0000000000000000
:RDX: 0000000000000000 RSI: 0000000000004000 RDI: ffff88021ffcb6c0
:RBP: ffff880188fc1df8 R08: 0000000000000000 R09: ffff88021ffcb6f8
:R10: ffff88021ffcb6c0 R11: 0000000000800000 R12: 0000000000004010
:R13: ffff88021ffce760 R14: 0000000000004000 R15: 00000038fc409280
:FS:  00007f7ac6af6700(0000) GS:ffff88022fbc0000(0000) knlGS:0000000000000000
:CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
:CR2: 0000000000000008 CR3: 00000001805a7000 CR4: 00000000000406e0
:DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
:DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
:Process udisks-helper-a (pid: 1923, threadinfo ffff880188fc0000, task ffff8802050e0000)
:Stack:
: ffff880188fc1d88 ffff880188fc1e58 ffff880188fc1de8 0000000081165a2d
: ffff88021dbcbc00 ffff88021ffcb6c0 ffff880188fc1dd8 ffffffff812c3e57
: 0000000000000000 ffff88021ffce760 00007fff2aa2d4a0 ffff880188fc1e48
:Call Trace:
: [<ffffffff812c3e57>] ? __strncpy_from_user+0x27/0x60
: [<ffffffff811873b1>] do_path_lookup+0x31/0xc0
: [<ffffffff81188759>] user_path_at_empty+0x59/0xa0
: [<ffffffff8117dcc2>] sys_readlinkat+0x42/0xb0
: [<ffffffff810cdca2>] ? audit_syscall_entry+0x242/0x360
: [<ffffffff8117dd4b>] sys_readlink+0x1b/0x20
: [<ffffffff815e9782>] system_call_fastpath+0x16/0x1b
:Code: ff ff c7 45 9c fe ff ff ff e9 84 fe ff ff 48 8b 7b 08 e8 df 84 00 00 48 8b 3b 48 3b 7d a0 74 cb e8 c1 f9 00 00 eb c4 49 8b 45 20 <48> 83 78 08 00 0f 84 a5 04 00 00 41 80 e4 01 0f 84 05 ff ff ff 
:RIP  [<ffffffff81186e65>] path_lookupat+0x225/0x740
: RSP <ffff880188fc1d78>
:CR2: 0000000000000008

smolt_data:
:
:
:General
:=================================
:UUID: 189ea9ac-41d7-46fb-9465-2aa66f620729
:OS: Fedora release 16 (Verne)
:Default run level: Unknown
:Language: en_US.UTF-8
:Platform: x86_64
:BogoMIPS: 4390.32
:CPU Vendor: GenuineIntel
:CPU Model: Intel(R) Core(TM) i7-2670QM CPU @ 2.20GHz
:CPU Stepping: 7
:CPU Family: 6
:CPU Model Num: 42
:Number of CPUs: 8
:CPU Speed: 2201
:System Memory: 7893
:System Swap: 8195
:Vendor: Dell Inc.
:System: Inspiron N5110 Not Specified
:Form factor: Portable
:Kernel: 3.2.3-2.fc16.x86_64
:SELinux Enabled: 1
:SELinux Policy: targeted
:SELinux Enforce: Enforcing
:MythTV Remote: Unknown
:MythTV Role: Unknown
:MythTV Theme: Unknown
:MythTV Plugin: 
:MythTV Tuner: -1
:
:
:Devices
:=================================
:(32902:7243:4136:1200) pci, None, PCI/ISA, HM67 Express Chipset Family LPC Controller
:(4172:33345:4136:1200) pci, xhci_hcd, USB, N/A
:(5772:43:4136:517) pci, ath9k, NETWORK, AR9285 Wireless Network Adapter (PCI-Express)
:(32902:278:4136:1226) pci, i915, VIDEO, 2nd Generation Core Processor Family Integrated Graphics Controller
:(32902:7190:4136:1200) pci, pcieport, PCI/PCI, 6 Series/C200 Series Chipset Family PCI Express Root Port 4
:(32902:7184:4136:1200) pci, pcieport, PCI/PCI, 6 Series/C200 Series Chipset Family PCI Express Root Port 1
:(32902:7186:4136:1200) pci, pcieport, PCI/PCI, 6 Series/C200 Series Chipset Family PCI Express Root Port 2
:(4318:3573:4136:1226) pci, nouveau, VIDEO, N/A
:(32902:7198:4136:1200) pci, pcieport, PCI/PCI, 6 Series/C200 Series Chipset Family PCI Express Root Port 8
:(32902:7192:4136:1200) pci, pcieport, PCI/PCI, 6 Series/C200 Series Chipset Family PCI Express Root Port 5
:(32902:7200:4136:1200) pci, snd_hda_intel, MULTIMEDIA, 6 Series/C200 Series Chipset Family High Definition Audio Controller
:(32902:7202:4136:1200) pci, None, SERIAL, 6 Series/C200 Series Chipset Family SMBus Controller
:(4332:33078:4136:1200) pci, r8169, ETHERNET, RTL8101E/RTL8102E PCI Express Fast Ethernet controller
:(32902:7171:4136:1200) pci, ahci, STORAGE, 6 Series/C200 Series Chipset Family 6 port SATA AHCI Controller
:(32902:7213:4136:1200) pci, ehci_hcd, USB, 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2
:(32902:7206:4136:1200) pci, ehci_hcd, USB, 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #1
:(32902:260:4136:1200) pci, agpgart-intel, HOST/PCI, 2nd Generation Core Processor Family DRAM Controller
:(32902:7226:4136:1200) pci, None, SIMPLE, 6 Series/C200 Series Chipset Family MEI Controller #1
:(4318:3050:0:0) pci, snd_hda_intel, MULTIMEDIA, GF108 High Definition Audio Controller
:(32902:257:4136:1200) pci, pcieport, PCI/PCI, Xeon E3-1200/2nd Generation Core Processor Family PCI Express Root Port
:
:
:Filesystem Information
:=================================
:device mtpt type bsize frsize blocks bfree bavail file ffree favail
:-------------------------------------------------------------------
:/dev/sda5 / ext4 4096 4096 7670918 6170744 6093965 1925120 1774769 1774769
:/dev/sda7 /home ext4 4096 4096 69808396 68089095 64594683 17473536 17468126 17468126
:
Comment 1 Dave Jones 2012-03-22 17:11:29 UTC 
[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.
Comment 2 Dave Jones 2012-03-22 17:13:56 UTC 
[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.
Comment 3 Dave Jones 2012-03-22 17:23:16 UTC 
[mass update]
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.
Please retest with this update.