On Mon, 25 Oct 2010 09:15:49 -0700 (PDT) Matt <mbedynek@xxxxxxxxx> wrote: > All, > > Running into a problem with CIFS mounts in fairly recent kernel and was looking for some input. kernel from kernel.org (2.6.32.24) and get the following when umounting a CIFS mounted volume. > > Our mount command looks like : > > mount.cifs <MntTarget> <MntPoint> -o directio,user=<User>,pass=<Pass>,uid=<Uid>,gid=<Gid>,ro > ^^^^ Not particularly helpful. The info in MntTarget is almost certainly going to be necessary here. If you're not comfortable sending that to the list, can you send it to me directly? > > [89125.200088] CIFS VFS: Unexpected lookup error -88 > [89125.234556] CIFS VFS: cifs_mount failed w/return code = -6 > [89125.241708] CIFS VFS: cifs_mount failed w/return code = -6 > [89125.252051] CIFS VFS: Send error in SessSetup = -88 > [89125.252082] CIFS VFS: Unexpected lookup error -88 > [89125.252528] CIFS VFS: Send error in SessSetup = -88 > [89125.252557] CIFS VFS: Unexpected lookup error -88 > [89125.253476] CIFS VFS: Send error in SessSetup = -88 > [89125.253504] CIFS VFS: Unexpected lookup error -88 > [89125.254072] CIFS VFS: Send error in SessSetup = -88 > [89125.254100] CIFS VFS: Unexpected lookup error -88 > [89125.255142] CIFS VFS: Send error in SessSetup = -88 > [89125.282478] CIFS VFS: Error connecting to socket. Aborting operation > [89125.282515] CIFS VFS: cifs_mount failed w/return code = -111 > [89316.202504] CIFS VFS: Send error in SessSetup = -88 > [89316.203716] CIFS VFS: Send error in SessSetup = -88 > [89316.206972] CIFS VFS: Send error in SessSetup = -88 > [89316.208560] CIFS VFS: Send error in SessSetup = -88 > [89316.209965] CIFS VFS: Send error in SessSetup = -88 > [89316.211410] CIFS VFS: Send error in SessSetup = -88 > [89316.212959] CIFS VFS: Send error in SessSetup = -88 > [89316.214355] CIFS VFS: Send error in SessSetup = -88 > [89316.215728] CIFS VFS: Send error in SessSetup = -88 > [89316.218465] CIFS VFS: Send error in SessSetup = -88 > [89316.219759] CIFS VFS: Send error in SessSetup = -88 > [89316.221649] CIFS VFS: Send error in SessSetup = -88 > [89316.222994] CIFS VFS: Send error in SessSetup = -88 > [89316.224448] CIFS VFS: Send error in SessSetup = -88 > [89316.225796] CIFS VFS: Send error in SessSetup = -88 > > [89425.205640] CIFS VFS: Unexpected lookup error -88 > [89425.240725] CIFS VFS: cifs_mount failed w/return code = -6 > [89425.247891] CIFS VFS: cifs_mount failed w/return code = -6 > [89425.259433] CIFS VFS: Send error in SessSetup = -88 > [89425.259465] CIFS VFS: Unexpected lookup error -88 > [89425.259908] CIFS VFS: Send error in SessSetup = -88 > [89425.259937] CIFS VFS: Unexpected lookup error -88 > [89425.260690] CIFS VFS: Send error in SessSetup = -88 > [89425.260719] CIFS VFS: Unexpected lookup error -88 > [89425.261203] CIFS VFS: Send error in SessSetup = -88 > [89425.261232] CIFS VFS: Unexpected lookup error -88 > [89425.262539] CIFS VFS: Send error in SessSetup = -88 > [89425.293154] CIFS VFS: Error connecting to socket. Aborting operation > [89425.293191] CIFS VFS: cifs_mount failed w/return code = -111 > [89464.504075] CIFS VFS: Send error in SessSetup = -88 > [89464.504215] CIFS VFS: Send error in SessSetup = -88 > [89464.504315] BUG: unable to handle kernel NULL pointer dereference at 00000504 > [89464.504352] IP: [<c11eba7c>] _spin_lock_irqsave+0x8/0x1a > [89464.504387] *pdpt = 00000000313a3001 *pde = 0000000000000000 > [89464.504421] Oops: 0002 [#2] SMP > [89464.504449] last sysfs file: /sys/devices/system/cpu/cpu1/topology/core_id > [89464.504480] Modules linked in: vmnet vsock vmci vmmon w83627hf_wdt nls_utf8 cifs cls_u32 sch_cbq dm_snapshot dm_mirror dm_region_hash > dm_log dm_mod ide_generic ide_gd_mod ide_cd_mod ide_core cdrom e1000 container evdev pcspkr i2c_i801 button processor rng_core shpchp p > ci_hotplug i3000_edac e1000e edac_core ext3 jbd mbcache sd_mod crc_t10dif ata_generic ata_piix libata ehci_hcd uhci_hcd scsi_mod usbcore > nls_base thermal fan thermal_sys [last unloaded: vmnet] > [89464.504752] > [89464.504775] Pid: 6478, : G D (2.6.32.24 #1) PDSMi > [89464.504825] EIP: 0060:[<c11eba7c>] EFLAGS: 00010002 CPU: 0 > [89464.504854] EIP is at _spin_lock_irqsave+0x8/0x1a > [89464.504881] EAX: 00000504 EBX: 000000b4 ECX: 00000202 EDX: 00000100 > [89464.504911] ESI: f6da41c0 EDI: 00000009 EBP: f741da80 ESP: e3893f28 > [89464.504940] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 > [89464.504970] Process umount.cifs (pid: 6478, ti=e3893000 task=f7791490 task.ti=e3893000) > [89464.505016] Stack: > [89464.505037] c102cf92 00000001 f6da9900 f706ba00 f87fce20 f741da80 f87e84a6 f6da9900 > [89464.505084] <0> f87df3f6 f706ba00 f7791490 c107b340 00000010 c10a87a4 f880c120 c107b3e9 > [89464.505149] <0> f706ba00 c107b654 f741da80 f741da80 f741da98 c108b5a9 00000000 00000000 > > [89464.505231] Call Trace: > [89464.505257] [<c102cf92>] ? force_sig_info+0x21/0x93 > [89464.505295] [<f87e84a6>] ? cifs_umount+0xe/0x2e [cifs] > [89464.505326] [<f87df3f6>] ? cifs_put_super+0x46/0x8c [cifs] > [89464.505358] [<c107b340>] ? generic_shutdown_super+0x41/0xb5 > [89464.505389] [<c10a87a4>] ? vfs_quota_off+0x0/0xd > [89464.505417] [<c107b3e9>] ? kill_anon_super+0x9/0x40 > [89464.505445] [<c107b654>] ? deactivate_super+0x4a/0x5f > [89464.505475] [<c108b5a9>] ? sys_umount+0x268/0x2aa > [89464.505504] [<c100278b>] ? sysenter_do_call+0x12/0x22 > [89464.505531] Code: 94 c0 84 c0 b9 01 00 00 00 75 09 f0 81 02 00 00 00 01 30 c9 89 c8 c3 f0 83 28 01 79 05 e8 59 ff ff ff c3 9c 59 fa b > a 00 01 00 00 <f0> 66 0f c1 10 38 f2 74 06 f3 90 8a 10 eb f6 89 c8 c3 fa ba 00 > [89464.505763] EIP: [<c11eba7c>] _spin_lock_irqsave+0x8/0x1a SS:ESP 0068:e3893f28 > [89464.505813] CR2: 0000000000000504 > [89464.506087] ---[ end trace cfb0e600464a4d92 ]--- > [89464.506146] ------------[ cut here ]------------ > [89464.506207] WARNING: at kernel/exit.c:895 do_exit+0x29/0x589() > [89464.506268] Hardware name: PDSMi > [89464.506324] Modules linked in: vmnet vsock vmci vmmon w83627hf_wdt nls_utf8 cifs cls_u32 sch_cbq dm_snapshot dm_mirror dm_region_hash > dm_log dm_mod ide_generic ide_gd_mod ide_cd_mod ide_core cdrom e1000 container evdev pcspkr i2c_i801 button processor rng_core shpchp p > ci_hotplug i3000_edac e1000e edac_core ext3 jbd mbcache sd_mod crc_t10dif ata_generic ata_piix libata ehci_hcd uhci_hcd scsi_mod usbcore > nls_base thermal fan thermal_sys [last unloaded: vmnet] > [89464.508003] Pid: 6478, comm: umount.cifs Tainted: G D 2.6.32.24 #1 > [89464.508003] Call Trace: > [89464.508003] [<c102399c>] ? warn_slowpath_common+0x41/0x71 > [89464.508003] [<c10239b9>] ? warn_slowpath_common+0x5e/0x71 > [89464.508003] [<c10239d6>] ? warn_slowpath_null+0xa/0xc > [89464.508003] [<c1026015>] ? do_exit+0x29/0x589 > [89464.508003] [<c10244b3>] ? printk+0x14/0x18 > [89464.508003] [<c10056fe>] ? oops_end+0x72/0x75 > [89464.508003] [<c10140f8>] ? no_context+0x147/0x151 > [89464.508003] [<c101442e>] ? do_page_fault+0x0/0x1da > [89464.508003] [<c10142df>] ? bad_area+0xa/0xc > [89464.508003] [<c11ebcdb>] ? error_code+0x73/0x78 > [89464.508003] [<c103007b>] ? flush_work+0x3c/0x62 > [89464.508003] [<c11eba7c>] ? _spin_lock_irqsave+0x8/0x1a > [89464.508003] [<c102cf92>] ? force_sig_info+0x21/0x93 > [89464.508003] [<f87e84a6>] ? cifs_umount+0xe/0x2e [cifs] > [89464.508003] [<f87df3f6>] ? cifs_put_super+0x46/0x8c [cifs] > [89464.508003] [<c107b340>] ? generic_shutdown_super+0x41/0xb5 > [89464.508003] [<c10a87a4>] ? vfs_quota_off+0x0/0xd > [89464.508003] [<c107b3e9>] ? kill_anon_super+0x9/0x40 > [89464.508003] [<c107b654>] ? deactivate_super+0x4a/0x5f > [89464.508003] [<c108b5a9>] ? sys_umount+0x268/0x2aa > [89464.508003] [<c100278b>] ? sysenter_do_call+0x12/0x22 > [89464.508003] ---[ end trace cfb0e600464a4d93 ]--- > > If there is anything else I can provide, please let me know. > > Thank you. > Hmmm... '88' is ENOTSOCK. Sounds sort of like there might have been a problem with the ip= option passed to the kernel. Can you provide a way to reproduce this? Also do you see this with more recent kernels? 2.6.36-ish? Thanks, -- Jeff Layton <jlayton@xxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-cifs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
