https://bugzilla.novell.com/show_bug.cgi?id=669822 https://bugzilla.novell.com/show_bug.cgi?id=669822#c2 --- Comment #2 from Jon Nelson 2011-02-17 23:34:34 UTC --- Still a problem with 2.6.38-rc4-6-desktop. When this machine reboots, it will reboot into the vanilla kernel. Sorry I could not test it sooner. [25539.220090] BUG: Dentry ffff88006f68dd80{i=14835e,n=/} still in use (7) [unmount of autofs autofs] [25539.220152] ------------[ cut here ]------------ [25539.220246] kernel BUG at /usr/src/packages/BUILD/kernel-desktop-2.6.38/linux-2.6.37/fs/dcache.c:943! [25539.220395] invalid opcode: 0000 [#1] PREEMPT SMP [25539.220485] last sysfs file: /sys/devices/system/cpu/cpu1/cache/index2/shared_cpu_map [25539.220611] CPU 0 [25539.220645] Modules linked in: atl1 nls_iso8859_1 nls_cp437 vfat fat fuse af_packet autofs4 cpufreq_conservative cpufreq_userspace cpufreq_powersave powernow_k8 mperf edd nfs lockd fscache nfs_acl auth_rpcgss sunrpc tcp_htcp loop snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd edac_core sr_mod cdrom ata_generic sp5100_tco edac_mce_amd pata_atiixp processor soundcore snd_page_alloc asus_atk0110 i2c_piix4 pcspkr k8temp thermal_sys floppy sg button ext4 jbd2 crc16 linear radeon ttm drm_kms_helper drm i2c_algo_bit dm_snapshot dm_mod [last unloaded: atl1] [25539.221010] [25539.221010] Pid: 10772, comm: automount Not tainted 2.6.38-rc4-6-desktop #1 M3A/System Product Name [25539.221010] RIP: 0010:[<ffffffff8116dbb3>] [<ffffffff8116dbb3>] shrink_dcache_for_umount_subtree+0x263/0x270 [25539.221010] RSP: 0018:ffff8800b7fc1ea8 EFLAGS: 00010296 [25539.221010] RAX: 000000000000006c RBX: ffff88006f68dd80 RCX: 0000000000003bcb [25539.221010] RDX: ffffffff81a155e8 RSI: 0000000000000046 RDI: 0000000000000202 [25539.221010] RBP: ffff88006f68dddc R08: 0000000000000001 R09: 000000000000000a [25539.221010] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88006f68dddc [25539.221010] R13: ffff88006f68de20 R14: 00007fae15fb2a30 R15: 00007fae15fb2b68 [25539.221010] FS: 00007fae15fb7710(0000) GS:ffff8800bfc00000(0000) knlGS:00000000f6817760 [25539.221010] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [25539.221010] CR2: 00007fae15fb1ab8 CR3: 00000000b341e000 CR4: 00000000000006f0 [25539.221010] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [25539.221010] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [25539.221010] Process automount (pid: 10772, threadinfo ffff8800b7fc0000, task ffff8800b7be2080) [25539.221010] Stack: [25539.221010] ffff8800b0e48a58 ffff8800b10d44f8 ffff8800b0e48800 ffff88006f68dd80 [25539.221010] ffff88006f68dddc 0000000000000009 00007fae15fb2a30 ffffffff8116f030 [25539.221010] ffff8800b0e48800 ffffffffa04ba0a0 0000000000000000 ffffffff81159b95 [25539.221010] Call Trace: [25539.221010] [<ffffffff8116f030>] shrink_dcache_for_umount+0x40/0x70 [25539.221010] [<ffffffff81159b95>] generic_shutdown_super+0x25/0x100 [25539.221010] [<ffffffff81159cf9>] kill_anon_super+0x9/0x50 [25539.221010] [<ffffffff81159fc3>] deactivate_locked_super+0x43/0x70 [25539.221010] [<ffffffff811767f9>] sys_umount+0x59/0xd0 [25539.221010] [<ffffffff81002ed2>] system_call_fastpath+0x16/0x1b [25539.221010] [<00007fae17d4a8c7>] 0x7fae17d4a8c7 [25539.221010] Code: 8b 40 28 4c 8b 08 48 8b 43 30 48 85 c0 74 07 48 8b 90 a8 00 00 00 48 89 34 24 48 c7 c7 08 73 7b 81 48 89 de 31 c0 e8 89 e0 3a 00 <0f> 0b 0f 0b 66 0f 1f 84 00 00 00 00 00 41 55 4c 8d 6f 5c 41 54 [25539.221010] RIP [<ffffffff8116dbb3>] shrink_dcache_for_umount_subtree+0x263/0x270 [25539.221010] RSP <ffff8800b7fc1ea8> [25539.251353] hpet1: lost 1 rtc interrupts [25539.251427] ---[ end trace 4f2a8daa79e24d6c ]--- -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.

https://bugzilla.novell.com/show_bug.cgi?id=669822 https://bugzilla.novell.com/show_bug.cgi?id=669822#c4 --- Comment #4 from Jon Nelson 2011-02-18 00:15:26 UTC --- Even with no NFS filesystems actually mounted, suspend (suspend-to-ram also triggers this): [ 940.720619] BUG: Dentry ffff8800b1eb8200{i=230c,n=/} still in use (6) [unmount of autofs autofs] [ 940.720674] ------------[ cut here ]------------ [ 940.720768] kernel BUG at /usr/src/packages/BUILD/kernel-vanilla-2.6.38/linux-2.6.37/fs/dcache.c:943! [ 940.720916] invalid opcode: 0000 [#1] SMP [ 940.720990] last sysfs file: /sys/module/snd_hda_intel/parameters/power_save [ 940.721104] CPU 1 [ 940.721138] Modules linked in: atl1 ppdev parport_pc parport fuse af_packet autofs4 edd nfs lockd fscache nfs_acl auth_rpcgss sunrpc cpufreq_conservative cpufreq_userspace cpufreq_powersave powernow_k8 mperf tcp_htcp loop snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer sp5100_tco snd sr_mod cdrom soundcore i2c_piix4 ata_generic floppy edac_core sg pcspkr snd_page_alloc processor asus_atk0110 button k8temp thermal_sys edac_mce_amd pata_atiixp ext4 jbd2 crc16 usbhid linear ohci_hcd radeon ehci_hcd ttm drm_kms_helper drm i2c_algo_bit usbcore ssb mmc_core pcmcia pcmcia_core dm_snapshot dm_mod [last unloaded: atl1] [ 940.722314] [ 940.722345] Pid: 4779, comm: automount Not tainted 2.6.38-rc4-6-vanilla #1 M3A/System Product Name [ 940.722488] RIP: 0010:[<ffffffff81159d13>] [<ffffffff81159d13>] shrink_dcache_for_umount_subtree+0x263/0x270 [ 940.722657] RSP: 0018:ffff8800b7d15df8 EFLAGS: 00010296 [ 940.722743] RAX: 000000000000006a RBX: ffff8800b1eb8200 RCX: 00000000000027c0 [ 940.722857] RDX: ffffffff81a14e68 RSI: 0000000000000046 RDI: ffffffff81c6ea78 [ 940.722971] RBP: ffff8800b7d15e28 R08: 0000000000000033 R09: 000000000000f5c1 [ 940.723085] R10: 000000000000000a R11: 0000000000000001 R12: ffff8800b1eb8200 [ 940.723199] R13: ffff8800b1eb82a0 R14: 00007f2c32fa4a30 R15: 00007f2c32fa4b68 [ 940.723315] FS: 00007f2c32fa9710(0000) GS:ffff8800bfc40000(0000) knlGS:00000000f68ff760 [ 940.723444] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 940.723536] CR2: 00007f2c32fa3ab8 CR3: 00000000b5b86000 CR4: 00000000000006e0 [ 940.723651] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 940.723765] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 940.723880] Process automount (pid: 4779, threadinfo ffff8800b7d14000, task ffff8800b5cd4400) [ 940.724014] Stack: [ 940.724049] ffff8800b24d6a58 ffff8800b24f0280 ffff8800b24d6800 ffff8800b1eb8200 [ 940.724181] ffff8800b6fd0df8 00007f2c32fa4a30 ffff8800b7d15e48 ffffffff8115b441 [ 940.724207] ffff8800b24d6800 ffffffffa04c10a0 ffff8800b7d15e78 ffffffff81146ce7 [ 940.724207] Call Trace: [ 940.724207] [<ffffffff8115b441>] shrink_dcache_for_umount+0x41/0x70 [ 940.724207] [<ffffffff81146ce7>] generic_shutdown_super+0x27/0x100 [ 940.724207] [<ffffffff81146e51>] kill_anon_super+0x11/0x50 [ 940.724207] [<ffffffff81146eb2>] kill_litter_super+0x22/0x30 [ 940.724207] [<ffffffffa04bd4b3>] autofs4_kill_sb+0x43/0x50 [autofs4] [ 940.724207] [<ffffffff81147125>] deactivate_locked_super+0x45/0x60 [ 940.724207] [<ffffffff81147c85>] deactivate_super+0x45/0x60 [ 940.724207] [<ffffffff8116167d>] mntput_no_expire+0xbd/0x110 [ 940.724207] [<ffffffff8116272b>] sys_umount+0x5b/0xd0 [ 940.724207] [<ffffffff81002d7b>] system_call_fastpath+0x16/0x1b [ 940.724207] Code: 8b 40 28 4c 8b 08 48 8b 43 30 48 85 c0 74 07 48 8b 90 a8 00 00 00 48 89 34 24 48 c7 c7 d0 0a 7a 81 48 89 de 31 c0 e8 d9 2f 35 00 <0f> 0b 0f 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 55 4c 8d [ 940.724207] RIP [<ffffffff81159d13>] shrink_dcache_for_umount_subtree+0x263/0x270 [ 940.724207] RSP <ffff8800b7d15df8> [ 940.752205] ---[ end trace 5cdfb42ec6a4b121 ]--- This is with vanilla. -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.

https://bugzilla.novell.com/show_bug.cgi?id=669822 https://bugzilla.novell.com/show_bug.cgi?id=669822#c6 Jiri Slaby changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |NEEDINFO InfoProvider| |mfasheh@novell.com --- Comment #6 from Jiri Slaby 2011-02-21 11:05:36 UTC --- (In reply to comment #5)

Another BUG note, this just spontaneously occurred:

2.6.38-rc5-10-vanilla

Hmm, so this very looks like an upstream bug in autofs. Mark, don't you have any ideas? -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.

https://bugzilla.novell.com/show_bug.cgi?id=669822 https://bugzilla.novell.com/show_bug.cgi?id=669822#c7 --- Comment #7 from Jon Nelson 2013-01-24 02:08:06 UTC --- Can this bug be closed? -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.