Bug 808283

Summary: [abrt] kernel: kernel BUG at fs/dcache.c:495!
Product: [Fedora] Fedora Reporter: Filipe Rosset <rosset.filipe>
Component: kernelAssignee: Kernel Maintainer List <kernel-maint>
Status: CLOSED ERRATA 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:474b10fc4ed05cdfa5bf87a7b7b664ec9edee516
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-05-14 18:03:47 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:
Bug Depends On:    
Bug Blocks: 781749    

Description Filipe Rosset 2012-03-30 03:02:59 UTC 
libreport version: 2.0.8
abrt_version:   2.0.7
cmdline:        BOOT_IMAGE=/boot/vmlinuz-3.3.0-4.fc16.x86_64 root=UUID=cd47eb9e-47de-4f80-af0d-512ee0f812c9 ro rd.md=0 rd.lvm=0 rd.dm=0 quiet SYSFONT=latarcyrheb-sun16 rhgb rd.luks=0 KEYTABLE=us-acentos LANG=en_US.UTF-8
kernel:         3.3.0-4.fc16.x86_64
reason:         kernel BUG at fs/dcache.c:495!
time:           Qui 29 Mar 2012 23:57:59 BRT

backtrace:
:kernel BUG at fs/dcache.c:495!
:invalid opcode: 0000 [#1] SMP 
:CPU 0 
:Modules linked in: be2iscsi iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i libcxgbi cxgb3 mdio ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr fcoe 8021q garp stp llc libfcoe iscsi_tcp libiscsi_tcp libiscsi lockd scsi_transport_iscsi libfc scsi_transport_fc scsi_tgt nf_conntrack_ipv4 nf_defrag_ipv4 ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables binfmt_misc arc4 iwlwifi mac80211 snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm asus_laptop uvcvideo cfg80211 snd_timer snd iTCO_wdt videobuf2_core videodev microcode soundcore sparse_keymap media input_polldev rfkill serio_raw snd_page_alloc v4l2_compat_ioctl32 videobuf2_vmalloc atl1c videobuf2_memops iTCO_vendor_support joydev sunrpc uinput usb_storage i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 4544, comm: xfce4-notifyd Not tainted 3.3.0-4.fc16.x86_64 #1 ASUSTeK Computer Inc.         UL20A               /UL20A     
:RIP: 0010:[<ffffffff81198318>]  [<ffffffff81198318>] dput+0x1e8/0x1f0
:RSP: 0018:ffff88004fe27d08  EFLAGS: 00010246
:RAX: 0000000000000000 RBX: ffff880078bb40c0 RCX: 000000010085cf5d
:RDX: 0000000000000004 RSI: ffffffff81182680 RDI: ffff880078bb411c
:RBP: ffff88004fe27d28 R08: ffff88004582b800 R09: 0000000181000085
:R10: 000000002bd24801 R11: 0000000000016a80 R12: 0000000000000010
:R13: ffff880078bb40c0 R14: ffff880078bb411c R15: ffff8800736f51e0
:FS:  00007f5cc3eb0980(0000) GS:ffff88007da00000(0000) knlGS:0000000000000000
:CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
:CR2: 00000033cce06000 CR3: 0000000001c05000 CR4: 00000000000406f0
:DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
:DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
:Process xfce4-notifyd (pid: 4544, threadinfo ffff88004fe26000, task ffff880078d01730)
:Stack:
: ffff88004582b800 0000000000000010 ffff880078bb40c0 ffff8800736f51e0
: ffff88004fe27d78 ffffffff81183186 ffff88004582b810 ffff8800752f1720
: ffff88004fe27d78 ffff88005bb839a0 ffff880045978210 00007fff64e00000
:Call Trace:
: [<ffffffff81183186>] fput+0x176/0x220
: [<ffffffff8114b125>] remove_vma+0x45/0x90
: [<ffffffff8114df18>] exit_mmap+0xe8/0x140
: [<ffffffff81054d93>] mmput+0x73/0x110
: [<ffffffff8105ba55>] exit_mm+0x105/0x130
: [<ffffffff8105bbfe>] do_exit+0x17e/0x8d0
: [<ffffffff81181391>] ? rw_verify_area+0x61/0xf0
: [<ffffffff8105c6a2>] do_group_exit+0x42/0xa0
: [<ffffffff8105c717>] sys_exit_group+0x17/0x20
: [<ffffffff815fc029>] system_call_fastpath+0x16/0x1b
:Code: 00 00 00 48 81 c6 f0 00 00 00 e8 94 c5 13 00 48 8b 43 68 83 05 5d e2 aa 00 01 83 80 00 01 00 00 01 66 83 05 ea c0 a6 00 01 eb a9 <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 
:RIP  [<ffffffff81198318>] dput+0x1e8/0x1f0
: RSP <ffff88004fe27d08>

smolt_data:
:
:
:Geral
:=================================
:UUID: 442785e0-a507-474f-89a4-6a0551c69595
:SO: Fedora release 16 (Verne)
:Nível de execução padrão: Unknown
:Idioma: pt_BR.UTF-8
:Plataforma: x86_64
:BogoMIPS: 2729.94
:Fabricante da CPU: GenuineIntel
:Modelo da CPU: Genuine Intel(R) CPU           U7300  @ 1.30GHz
:Versão da CPU: 10
:Família da CPU: 6
:Modelo da CPU: 23
:Número de CPUs: 2
:Velocidade da CPU: 1300
:Memória do sistema: 1969
:Swap do sistema: 2047
:Fabricante: ASUSTeK Computer Inc.
:Sistema: UL20A 1.0
:Fator de uso: Notebook
:Kernel: 3.3.0-4.fc16.x86_64
:SELinux habilitado: 1
:Politica do SELinux: targeted
:Modo de reforço do SELinux: Permissive
:MythTV Remote: Unknown
:MythTV Role: Unknown
:MythTV Theme: Unknown
:MythTV Plugin: 
:MythTV Tuner: -1
:
:
:Dispositivos
:=================================
:(32902:10550:4163:7847) pci, uhci_hcd, USB, 82801I (ICH9 Family) USB UHCI Controller #3
:(6505:4194:4163:5349) pci, atl1c, ETHERNET, AR8132 Fast Ethernet
:(32902:10818:4163:6242) pci, i915, VIDEO, Mobile 4 Series Chipset Integrated Graphics Controller
:(32902:10819:4163:6242) pci, None, VIDEO, Mobile 4 Series Chipset Integrated Graphics Controller
:(32902:10560:4163:7847) pci, pcieport, PCI/PCI, 82801I (ICH9 Family) PCI Express Port 1
:(32902:10519:4163:7847) pci, None, PCI/ISA, ICH9M-E LPC Interface Controller
:(32902:131:32902:4869) pci, iwlwifi, NETWORK, Centrino Wireless-N 1000 BGN
:(32902:10558:4163:5347) pci, snd_hda_intel, MULTIMEDIA, 82801I (ICH9 Family) HD Audio Controller
:(32902:10537:4163:7847) pci, ahci, STORAGE, ICH9M/M-E SATA AHCI Controller
:(32902:10549:4163:7847) pci, uhci_hcd, USB, 82801I (ICH9 Family) USB UHCI Controller #2
:(32902:9288:4163:7847) pci, None, PCI/PCI, 82801 Mobile PCI Bridge
:(32902:10548:4163:7847) pci, uhci_hcd, USB, 82801I (ICH9 Family) USB UHCI Controller #1
:(32902:10551:4163:7847) pci, uhci_hcd, USB, 82801I (ICH9 Family) USB UHCI Controller #4
:(32902:10552:4163:7847) pci, uhci_hcd, USB, 82801I (ICH9 Family) USB UHCI Controller #5
:(32902:10816:4163:7847) pci, agpgart-intel, HOST/PCI, Mobile 4 Series Chipset Memory Controller Hub
:(32902:10570:32902:10570) pci, pcieport, PCI/PCI, 82801I (ICH9 Family) PCI Express Port 6
:(32902:10553:4163:7847) pci, uhci_hcd, USB, 82801I (ICH9 Family) USB UHCI Controller #6
:(32902:10554:4163:7847) pci, ehci_hcd, USB, 82801I (ICH9 Family) USB2 EHCI Controller #1
:(32902:10556:4163:7847) pci, ehci_hcd, USB, 82801I (ICH9 Family) USB2 EHCI Controller #2
:
:
:Informações do sistema de arquivos
:=================================
:device mtpt type bsize frsize blocks bfree bavail file ffree favail
:-------------------------------------------------------------------
:/dev/sda3 / ext4 4096 4096 4188589 2717605 2675674 1048576 871981 871981
:/dev/sda6 /home ext4 4096 4096 39501062 23068761 21091110 9895936 9774081 9774081
:
Comment 1 Josh Boyer 2012-03-30 14:00:43 UTC 
Was this on resume after hibernate?
Comment 2 Filipe Rosset 2012-03-30 15:03:48 UTC 
Hi Josh,

Yes, it was. Let me try to reproduce the error and I'll attach some logs here.