Bug 783123

Summary:	BUG: unable to handle kernel NULL pointer dereference at 0000000000000008 pid_delete_dentry
Product:	[Fedora] Fedora	Reporter:	Giovanni Campagna <scampa.giovanni>
Component:	kernel	Assignee:	Kernel Maintainer List <kernel-maint>
Status:	CLOSED INSUFFICIENT_DATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	16	CC:	gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda
Target Milestone:	---
Target Release:	---
Hardware:	x86_64
OS:	Unspecified
Whiteboard:	abrt_hash:c5f67094f3318c9a85db911bda271ce8e8bfc1d3
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2012-05-14 17:12:27 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 Giovanni Campagna 2012-01-19 13:03:46 UTC

libreport version: 2.0.8
abrt_version:   2.0.7
cmdline:        BOOT_IMAGE=/vmlinuz-3.1.9-1.fc16.x86_64 root=UUID=84f412a7-4d0a-4f45-8406-d650bc18ba36 ro rd.md=0 rd.lvm=0 rd.dm=0 rd.luks=0 quiet rhgb SYSFONT=latarcyrheb-sun16 LANG=en_US.utf8 KEYTABLE=it
kernel:         3.1.9-1.fc16.x86_64
reason:         BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
time:           gio 19 gen 2012 14:00:56 CET

backtrace:
:BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
:IP: [<ffffffff811d09e2>] pid_delete_dentry+0x12/0x20
:PGD cbe47067 PUD c9b59067 PMD 0 
:Oops: 0000 [#1] SMP 
:CPU 1 
:Modules linked in: ppdev parport_pc lp parport fuse ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun bridge stp llc lockd sunrpc rfcomm bnep ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_ipv4 nf_defrag_ipv4 ip6table_filter ip6_tables xt_state nf_conntrack btusb bluetooth uvcvideo videodev media v4l2_compat_ioctl32 arc4 snd_hda_codec_hdmi snd_hda_codec_idt dell_wmi sparse_keymap snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device joydev snd_pcm dell_laptop dcdbas microcode iTCO_wdt iTCO_vendor_support i2c_i801 iwlwifi mac80211 snd_timer snd soundcore snd_page_alloc cfg80211 rfkill e1000e binfmt_misc firewire_ohci firewire_core crc_itu_t sdhci_pci sdhci mmc_core wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video
:Pid: 7599, comm: chrome-sandbox Not tainted 3.1.9-1.fc16.x86_64 #1 Dell Inc. Latitude E6400                  /0U692R
:RIP: 0010:[<ffffffff811d09e2>]  [<ffffffff811d09e2>] pid_delete_dentry+0x12/0x20
:RSP: 0018:ffff88008e1c9db0  EFLAGS: 00010202
:RAX: 0000000000000000 RBX: ffff8800d5cb0c00 RCX: 0000000000000001
:RDX: 0000000000000013 RSI: ffff8800d5cb0c08 RDI: ffff8800d5cb0c00
:RBP: ffff88008e1c9dd8 R08: 000000000000f700 R09: 000000000000000a
:R10: ffff8800d5cb0c00 R11: 0000000000000246 R12: ffff88008e1c9e83
:R13: ffff8800d5cb0c5c R14: ffff880110182540 R15: ffffffff81184dc0
:FS:  00007fc5c0f91700(0000) GS:ffff88011fd00000(0000) knlGS:0000000000000000
:CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
:CR2: 0000000000000008 CR3: 00000000cbec7000 CR4: 00000000000406e0
:DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
:DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
:Process chrome-sandbox (pid: 7599, threadinfo ffff88008e1c8000, task ffff880117ff5cc0)
:Stack:
: ffffffff8118931a 0000000000000001 ffff88008e1c9e83 ffff8800c3301700
: ffff880110182540 ffff88008e1c9e48 ffffffff811d4c3b 000000000000f700
: ffffffff0000000a ffffffff811d4880 ffff88008e1c9f40 00000001000021d1
:Call Trace:
: [<ffffffff8118931a>] ? dput+0xfa/0x1b0
: [<ffffffff811d4c3b>] proc_fill_cache+0xbb/0x170
: [<ffffffff811d4880>] ? proc_fdinfo_instantiate+0xa0/0xa0
: [<ffffffff81184dc0>] ? fillonedir+0xd0/0xd0
: [<ffffffff811d4fed>] proc_readfd_common+0xed/0x1e0
: [<ffffffff811d4880>] ? proc_fdinfo_instantiate+0xa0/0xa0
: [<ffffffff81184dc0>] ? fillonedir+0xd0/0xd0
: [<ffffffff811d5115>] proc_readfd+0x15/0x20
: [<ffffffff81184cc0>] vfs_readdir+0xb0/0xe0
: [<ffffffff81184f99>] sys_getdents+0x89/0x100
: [<ffffffff815dd1c2>] system_call_fastpath+0x16/0x1b
:Code: ff ff 48 89 f0 5d c3 66 90 48 03 77 40 48 89 f0 48 89 77 40 5d c3 0f 1f 00 55 48 89 e5 66 66 66 66 90 48 8b 47 30 5d 48 8b 40 c0 <48> 83 78 08 00 0f 94 c0 0f b6 c0 c3 66 90 55 48 89 e5 66 66 66 
:RIP  [<ffffffff811d09e2>] pid_delete_dentry+0x12/0x20
: RSP <ffff88008e1c9db0>
:CR2: 0000000000000008

Comment 1 Josh Boyer 2012-03-01 18:23:41 UTC

Have you seen this again on a 3.2.7 or newer kernel?

Comment 2 Dave Jones 2012-03-14 16:23:22 UTC

and was this after a hibernate ?

Comment 3 Dave Jones 2012-03-22 17:05:28 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 17:08:37 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 17:19:20 UTC

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