Hi guys.
Everytime our backup is running the kernel starts spraying Call traces all over /var/log/warn. The all seem to come from the ata driver which makes me nervous. Can anyone tell me what to do?
Here is an example:
Apr 5 23:09:09 kety kernel: ------------ cut here ]------------
Apr 5 23:09:09 kety kernel: WARNING: at drivers/ata/libata-core.c:5369 ata_hsm_move+0x40b/0x5eb [libata]()
Apr 5 23:09:09 kety kernel: Modules linked in: lp parport_pc ide_disk ide_cd_mod ide_core af_packet nls_utf8
joydev ppdev parport nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs binfmt_misc autofs4 iptable_filter ip_ta
bles ip6table_filter ip6_tables x_tables ipv6 cpufreq_conservative cpufreq_userspace cpufreq_powersave acpi_c
pufreq microcode firmware_class fuse loop dm_mod i2c_i801 i2c_core iTCO_wdt sr_mod cdrom st floppy rtc_cmos e
1000 iTCO_vendor_support button shpchp pci_hotplug rtc_core rtc_lib sg e1000e osst ehci_hcd uhci_hcd usbcore
sd_mod edd ext3 mbcache jbd fan ata_piix libata dock aacraid scsi_mod thermal processor [last unloaded: parpo
rt_pc]
Apr 5 23:09:09 kety kernel: Pid: 0, comm: swapper Tainted: G N 2.6.25.20-0.1-default #1
Apr 5 23:09:09 kety kernel:
Apr 5 23:09:09 kety kernel: Call Trace:
Apr 5 23:09:09 kety kernel: <ffffffff8020d696>] dump_trace+0xc4/0x576
Apr 5 23:09:09 kety kernel: <ffffffff8020db88>] show_trace+0x40/0x57
Apr 5 23:09:09 kety kernel: <ffffffff804474f9>] dump_stack+0x72/0x7b
Apr 5 23:09:09 kety kernel: <ffffffff80237523>] warn_on_slowpath+0x58/0x80
Apr 5 23:09:09 kety kernel: <ffffffff8807514b>] :libata:ata_hsm_move+0x40b/0x5eb
Apr 5 23:09:09 kety kernel: <ffffffff88075690>] :libata:ata_interrupt+0x177/0x225
Apr 5 23:09:09 kety kernel: <ffffffff8026ed08>] handle_IRQ_event+0x2e/0x65
Apr 5 23:09:09 kety kernel: <ffffffff8026feef>] handle_fasteoi_irq+0x95/0xd0
Apr 5 23:09:09 kety kernel: <ffffffff8020ebc7>] do_IRQ+0x6e/0xd8
Apr 5 23:09:09 kety kernel: <ffffffff8020c5ad>] ret_from_intr+0x0/0x19
Apr 5 23:09:09 kety kernel: <ffffffff8020a09a>] mwait_idle+0x40/0x4c
Apr 5 23:09:09 kety kernel: <ffffffff8020b091>] cpu_idle+0x92/0xda
Apr 5 23:09:09 kety kernel: <ffffffff8043a556>] rest_init+0x5a/0x5c
Apr 5 23:09:09 kety kernel: <ffffffff80782b58>] start_kernel+0x300/0x30b
Apr 5 23:09:09 kety kernel: <ffffffff807821ee>] _sinittext+0x1ee/0x1fd
Apr 5 23:09:09 kety kernel:
Apr 5 23:09:09 kety kernel: --- end trace 39a9f232b4268d69 ]---
Best Regards
Troels Kofoed