<div dir="ltr">Package: smbfs<br>Version: 2:3.2.3-1<br>Severity: normal<br><br>When i try to see any folders in Dfs root from Server 2003 SP2 RC2 mounted with such line in /etc/fstab:<br><br>\\domain\dfsroot /mnt/dfs cifs user,rw,file_mode=0666,dir_mode=0777,domain=do main,nosetuids,credentials=/etc/smbpasswd,iocharset=utf8,codepage=cp866 0 0<br>
<br>any program (nautilus, bash, mc, zsh etc) crash with segfault. dmesg contain this messages:<br> <br>[31184.095643] BUG: unable to handle kernel NULL pointer dereference at 00000 004<br>[31184.095643] IP: [<c01b8921>] call_sbin_request_key+0x130/0x221<br>
[31184.095643] *pde = 00000000<br>[31184.095643] Oops: 0000 [#8] SMP<br>[31184.095643] Modules linked in: nls_cp437 vfat fat i915 drm binfmt_misc rfc omm l2cap bluetooth vboxdrv ppdev parport_pc lp parport video output ac batte ry ipv6 nls_utf8 cifs nls_base fuse dm_snapshot dm_mirror dm_log dm_mod loop psmouse serio_raw i2c_i801 snd_pcsp i2c_core rng_core iTCO_wdt atl2 snd_hda_i ntel snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore intel_agp butt on snd_page_alloc agpgart evdev ext3 jbd mbcache ide_cd_mod cdrom sd_mod piix ide_pci_generic ide_core ata_piix usb_storage ata_generic libata scsi_mod do ck uhci_hcd ehci_hcd usbcore thermal processor fan thermal_sys<br>
[31184.095643]<br>[31184.095643] Pid: 8601, comm: mc Tainted: G D (2.6.26-1-686 #1)<br>[31184.095643] EIP: 0060:[<c01b8921>] EFLAGS: 00290246 CPU: 1<br>[31184.095643] EIP is at call_sbin_request_key+0x130/0x221<br>
[31184.095643] EAX: 00000000 EBX: 00000000 ECX: ef571d24 EDX: ef571d24<br>[31184.095643] ESI: f56e74e0 EDI: ef571d40 EBP: ecec4140 ESP: ef571d28<br>[31184.095643] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068<br>[31184.095643] Process mc (pid: 8601, ti=ef570000 task=f56e74e0 task.ti=ef570000)<br>
[31184.095643] Stack: c031ba4e ef525220 ecec4240 ecec0030 ecec4b48 ecec4a48 c 01d0030 c040f788<br>[31184.095643] ecec4a48 ecec41c0 00000000 ecec41c0 c01b5d20 000003e8 e f571dac c0356d20<br>[31184.095643] 00000002 00000009 0000001d ef571dac f8c4ea24 7165725f 3 035342e 38303433<br>
[31184.095643] Call Trace:<br>[31184.095643] [<c01d0030>] elv_merge+0x49/0x15b<br>[31184.095643] [<c01b5d20>] key_alloc+0x1fb/0x2ca<br>[31184.095643] [<c01b0039>] debugfs_create_symlink+0x36/0x43<br>
[31184.095643] [<c01b87f1>] call_sbin_request_key+0x0/0x221<br>
[31184.095643] [<c01b86e2>] request_key_and_link+0x1f6/0x246<br>[31184.095643] [<c01b8a3a>] request_key+0x28/0x52<br>[31184.095643] [<f8c3f678>] dns_resolve_server_name_to_ip+0x20a/0x23a [cifs]<br>[31184.095643] [<f8c3f9dd>] cifs_dfs_follow_mountpoint+0x2e3/0x66e [cifs]<br>
[31184.095643] [<c018760a>] mnt_want_write+0x21/0x57<br>[31184.095643] [<c017c064>] __link_path_walk+0x84f/0xb0d<br>[31184.095643] [<c011a5dc>] __wake_up+0x29/0x39<br>[31184.095643] [<c017c359>] path_walk+0x37/0x70<br>
[31184.095643] [<c017c608>] do_path_lookup+0x122/0x184<br>[31184.095643] [<c017ce65>] __user_walk_fd+0x29/0x3a<br>[31184.095643] [<c017cfa6>] __user_walk+0xf/0x11<br>[31184.095643] [<c01738b1>] sys_chdir+0x15/0x4f<br>
[31184.095643] [<c017e1fc>] vfs_ioctl+0x1c/0x5d<br>[31184.095643] [<c017e487>] do_vfs_ioctl+0x24a/0x261<br>[31184.095643] [<c017e4df>] sys_ioctl+0x41/0x5a<br>[31184.095643] [<c0103853>] sysenter_past_esp+0x78/0xb1<br>
[31184.095643] =======================<br>[31184.095643] Code: 31 c0 57 e8 14 86 02 00 8b 86 e4 02 00 00 83 c4 0c 83 b8 a0 01 00 00 00 74 08 8b 80 a0 01 00 00 eb 09 8b 86 1c 02 00 00 8b 40 24 <8b> 40 04 8d 5c 24 24 50 68 3c a5 31 c0 53 e8 de 85 02 00 8b 44<br>
[31184.095643] EIP: [<c01b8921>] call_sbin_request_key+0x130/0x221 SS:ESP 006 8:ef571d28<br>[31184.112074] ---[ end trace 9e50357e5eb6307c ]---<br><br>-- System Information:<br>Debian Release: lenny/sid<br>Architecture: i386 (i686)<br>
<br>Kernel: Linux 2.6.26-1-686 (SMP w/2 CPU cores)<br>Locale: LANG=ru_RU.UTF-8, LC_CTYPE=ru_RU.UTF-8 (charmap=UTF-8)<br>Shell: /bin/sh linked to /bin/bash<br><br>Versions of packages smbfs depends on:<br>ii libc6 2.7-13 GNU C Library: Shared libraries<br>
ii libcomerr2 1.41.0-3 common error description library<br>ii libkeyutils1 1.2-9 Linux Key Management Utilities (li<br>ii libkrb53 1.6.dfsg.4~beta1-4 MIT Kerberos runtime libraries<br>
ii libldap-2.4-2 2.4.10-3 OpenLDAP libraries<br>ii libpopt0 1.14-4 lib for parsing cmdline parameters<br>ii libtalloc1 1.2.0~git20080616-1 hierarchical pool based memory all<br>
ii libwbclient0 2:3.2.3-1 client library for interfacing wit<br>ii netbase 4.33 Basic TCP/IP networking system<br>ii samba-common 2:3.2.3-1 Samba common files used by both th<br>
<br>smbfs recommends no packages.<br><br>Versions of packages smbfs suggests:<br>ii smbclient 2:3.2.3-1 a LanManager-like simple client fo<br><br>-- no debconf information<br><br></div>