Mounting NFS Shares Causes System Freeze After Kernel Update
Bug #177439 reported by
Donal
This bug report is a duplicate of:
Bug #164231: NFS regression causes subsequent mounts from same superblock to silently use previous mount options.
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Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux-source-2.6.20 (Ubuntu) |
New
|
Undecided
|
Unassigned | ||
linux-source-2.6.22 (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
I just upgraded my Ubuntu Gutsy server and Gutsy Desktop with the latest kernel updates (dated 19-12-2007) and when I try to mount my NFS shares my desktop pc freezes causing me to do a hard reboot everytime.
Anyone else having this problem?
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Here a Oops from a computer at startup:
Dec 19 06:08:44 mars kernel: [ 20.086200] BUG: unable to handle kernel NULL pointer dereference at virtual address 00000038 0xc6/0x3d0 [nfs] locked+ 0x0/0x60 [nfs] root+0x177/ 0x260 [nfs] sb+0x28d/ 0x350 [nfs] mount+182/ 304] vfs_kern_ mount+0xb6/ 0x130 mount+57/ 96] do_kern_ mount+0x39/ 0x60 0x2fa/0x710 rcv_spkt+ 0x10a/0x1b0 [af_packet]
Dec 19 06:08:44 mars kernel: [ 20.086205] printing eip:
Dec 19 06:08:44 mars kernel: [ 20.086207] f8d03bb6
Dec 19 06:08:44 mars kernel: [ 20.086208] *pde = 00000000
Dec 19 06:08:44 mars kernel: [ 20.086211] Oops: 0000 [#1]
Dec 19 06:08:44 mars kernel: [ 20.086212] SMP
Dec 19 06:08:44 mars kernel: [ 20.086215] Modules linked in: nfs lockd sunrpc nls_utf8 ntfs nls_iso8859_1 nls_cp437 vfat fat it87 hwmon_vid i2c_isa eeprom i2c_i801 parport_pc lp parport fuse snd_ice1724 snd_ice17xx_ak4xxx snd_ac97_codec ac97_bus af_packet snd_ak4114 snd_pcm_oss snd_mixer_oss snd_pcm snd_page_alloc snd_ak4xxx_adda snd_mpu401_uart snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer xpad sky2 nvidia(P) snd_seq_device snd i2c_core soundcore intel_agp iTCO_wdt iTCO_vendor_support agpgart shpchp pci_hotplug psmouse serio_raw pcspkr tsdev evdev ext3 jbd mbcache sg sr_mod sd_mod cdrom generic usbhid hid ata_piix pata_jmicron usb_storage libusual ahci ata_generic via_rhine mii libata floppy scsi_mod uhci_hcd ehci_hcd usbcore thermal processor fan fbcon tileblit font bitblit softcursor vesafb capability commoncap
Dec 19 06:08:44 mars kernel: [ 20.086280] CPU: 0
Dec 19 06:08:44 mars kernel: [ 20.086281] EIP: 0060:[<f8d03bb6>] Tainted: P VLI
Dec 19 06:08:44 mars kernel: [ 20.086282] EFLAGS: 00010206 (2.6.20-16-generic #2)
Dec 19 06:08:44 mars kernel: [ 20.086293] EIP is at nfs_fhget+
Dec 19 06:08:44 mars kernel: [ 20.086295] eax: 00000000 ebx: 00000000 ecx: dfc15a74 edx: 00004180
Dec 19 06:08:44 mars kernel: [ 20.086297] esi: dfc15a00 edi: f504fbd8 ebp: f6653da0 esp: f504fb90
Dec 19 06:08:44 mars kernel: [ 20.086299] ds: 007b es: 007b ss: 0068
Dec 19 06:08:44 mars kernel: [ 20.086301] Process mount (pid: 4823, ti=f504e000 task=df8a5030 task.ti=f504e000)
Dec 19 06:08:44 mars kernel: [ 20.086302] Stack: f8d03a90 f504fbb0 c200ce34 c200ce34 00000000 f6653c78 00000080 00000080
Dec 19 06:08:44 mars kernel: [ 20.086307] f504fc6a f504fbd8 f504fbd8 dfc15a00 f504fc68 f504fd22 f8d024b7 00000000
Dec 19 06:08:44 mars kernel: [ 20.086312] 00000000 dfc15800 00000002 00000000 00000000 00000000 00000000 00000000
Dec 19 06:08:44 mars kernel: [ 20.086316] Call Trace:
Dec 19 06:08:44 mars kernel: [ 20.086320] [<f8d03a90>] nfs_init_
Dec 19 06:08:44 mars kernel: [ 20.086339] [<f8d024b7>] nfs4_get_
Dec 19 06:08:44 mars kernel: [ 20.086371] [<f8d059bd>] nfs4_get_
Dec 19 06:08:44 mars kernel: [ 20.086398] [vfs_kern_
Dec 19 06:08:44 mars kernel: [ 20.086405] [do_kern_
Dec 19 06:08:44 mars kernel: [ 20.086409] [do_mount+762/1808] do_mount+
Dec 19 06:08:44 mars kernel: [ 20.086415] [ip_rcv+700/1280] ip_rcv+0x2bc/0x500
Dec 19 06:08:44 mars kernel: [ 20.086420] [<f8af42ca>] packet_
Dec 19 06:08:44 mar...