[Bug 37164] sky2 ethernet driver problems

[Albert Vilella]

Public bug reported:
https://launchpad.net/malone/bugs/37164

Affects: linux-source-2.6.15 (Ubuntu)
       Severity: Normal
       Priority: (none set)
         Status: Unconfirmed

Description:
Sometimes I have seen the ethernet driver disconnect me. But today I had
a total freeze of the system. This is the bit I got just before the
freeze in /var/log/messages:

======

Mar 29 14:10:40 localhost kernel: [4312165.425000] NETDEV WATCHDOG: eth0: transmit timed out
Mar 29 14:10:40 localhost kernel: [4312165.425000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.425000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.425000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.426000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.426000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.426000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.426000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.427000] Attempt to release TCP socket in state 4 c5917c00
Mar 29 14:10:40 localhost kernel: [4312165.427000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.427000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.427000] Attempt to release TCP socket in state 4 df59ec00
Mar 29 14:10:40 localhost kernel: [4312165.427000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.427000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.428000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.428000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.428000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.428000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.429000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:40 localhost kernel: [4312165.429000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:40 localhost kernel: [4312165.429000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:41 localhost kernel: [4312165.429000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:41 localhost kernel: [4312165.429000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:41 localhost kernel: [4312165.430000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:41 localhost kernel: [4312165.430000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79
Mar 29 14:10:41 localhost kernel: [4312165.430000] Badness in dst_release at include/net/dst.h:153
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [__kfree_skb+259/272] __kfree_skb+0x103/0x110
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [pg0+945544607/1069372416] sky2_tx_complete+0x1af/0x210 [sky2]
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [pg0+945549305/1069372416] sky2_poll+0x329/0x4b0 [sky2]
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [net_rx_action+175/480] net_rx_action+0xaf/0x1e0
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [__do_softirq+79/176] __do_softirq+0x4f/0xb0
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_softirq+53/64] do_softirq+0x35/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [irq_exit+53/64] irq_exit+0x35/0x40
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_IRQ+31/48] do_IRQ+0x1f/0x30
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [common_interrupt+26/32] common_interrupt+0x1a/0x20
Mar 29 14:10:41 localhost kernel: [4312165.430000]  [do_syslog+518/1072] do_syslog+0x206/0x430
Mar 29 14:10:41 localhost kernel: [4312165.431000]  [autoremove_wake_function+0/64] autoremove_wake_function+0x0/0x40
Mar 29 14:10:41 localhost kernel: [4312165.431000]  [vfs_read+150/336] vfs_read+0x96/0x150
Mar 29 14:10:41 localhost kernel: [4312165.431000]  [sys_read+56/128] sys_read+0x38/0x80
Mar 29 14:10:41 localhost kernel: [4312165.431000]  [sysenter_past_esp+84/121] sysenter_past_esp+0x54/0x79

======

Any ideas?