Thread (8 messages) 8 messages, 4 authors, 2003-05-12

Re: Slab corruption mm3 + davem fixes

From: Ed Tomlinson <hidden>
Date: 2003-05-11 16:08:08
Also in: lkml

Hi,

I am also seeing this on 69-bk (as of Sunday morning)

Ed

On May 10, 2003 11:19 pm, Ed Tomlinson wrote:
Hi,

I looked at my logs and found the following error in it.  My kernel is
69-mm3 with two davem fixes on it.

May 10 22:41:06 oscar kernel:
***************************************************************************
**********
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************** May 10 22:41:06 oscar kernel:
**********************************************************************A5
May 10 22:41:06 oscar kernel: Call Trace:
May 10 22:41:06 oscar kernel:  [__slab_error+30/32] __slab_error+0x1e/0x20
May 10 22:41:06 oscar kernel:  [check_poison_obj+376/384]
check_poison_obj+0x178/0x180 May 10 22:41:06 oscar kernel: 
[kmalloc+221/392] kmalloc+0xdd/0x188 May 10 22:41:06 oscar kernel: 
[alloc_skb+64/240] alloc_skb+0x40/0xf0 May 10 22:41:06 oscar kernel: 
[alloc_skb+64/240] alloc_skb+0x40/0xf0 May 10 22:41:06 oscar kernel: 
[skb_copy+45/204] skb_copy+0x2d/0xcc May 10 22:41:06 oscar kernel: 
[_end+615445203/1070187180] skb_ip_make_writable+0xcf/0x164 [iptable_nat]
May 10 22:41:06 oscar kernel:  [cache_init_objs+71/308]
cache_init_objs+0x47/0x134 May 10 22:41:06 oscar kernel: 
[_end+615444563/1070187180] icmp_reply_translation+0x33/0x1e4 [iptable_nat]
May 10 22:41:06 oscar kernel:  [_end+615450270/1070187180]
gcc2_compiled.+0xc2/0x1d8 [iptable_nat] May 10 22:41:06 oscar kernel: 
[_end+615450641/1070187180] ip_nat_out+0x5d/0x64 [iptable_nat] May 10
22:41:06 oscar kernel:  [ip_finish_output2+0/416]
ip_finish_output2+0x0/0x1a0 May 10 22:41:06 oscar kernel: 
[nf_iterate+63/156] nf_iterate+0x3f/0x9c May 10 22:41:06 oscar kernel: 
[ip_finish_output2+0/416] ip_finish_output2+0x0/0x1a0 May 10 22:41:06 oscar
kernel:  [nf_hook_slow+149/296] nf_hook_slow+0x95/0x128 May 10 22:41:06
oscar kernel:  [ip_finish_output2+0/416] ip_finish_output2+0x0/0x1a0 May 10
22:41:06 oscar kernel:  [_end+615462636/1070187180] ip_nat_out_ops+0x0/0x1c
[iptable_nat] May 10 22:41:06 oscar kernel:  [ip_output+535/544]
ip_output+0x217/0x220 May 10 22:41:06 oscar kernel: 
[ip_finish_output2+0/416] ip_finish_output2+0x0/0x1a0 May 10 22:41:06 oscar
kernel:  [nf_hook_slow+149/296] nf_hook_slow+0x95/0x128 May 10 22:41:06
oscar kernel:  [ip_forward_finish+39/60] ip_forward_finish+0x27/0x3c May 10
22:41:06 oscar kernel:  [nf_hook_slow+208/296] nf_hook_slow+0xd0/0x128 May
10 22:41:06 oscar kernel:  [ip_forward+490/564] ip_forward+0x1ea/0x234 May
10 22:41:06 oscar kernel:  [ip_forward_finish+0/60]
ip_forward_finish+0x0/0x3c May 10 22:41:06 oscar kernel: 
[ip_rcv_finish+441/512] ip_rcv_finish+0x1b9/0x200 May 10 22:41:06 oscar
kernel:  [nf_hook_slow+208/296] nf_hook_slow+0xd0/0x128 May 10 22:41:06
oscar kernel:  [ip_rcv+924/984] ip_rcv+0x39c/0x3d8 May 10 22:41:06 oscar
kernel:  [ip_rcv_finish+0/512] ip_rcv_finish+0x0/0x200 May 10 22:41:06
oscar kernel:  [netif_receive_skb+283/332] netif_receive_skb+0x11b/0x14c
May 10 22:41:06 oscar kernel:  [process_backlog+113/292]
process_backlog+0x71/0x124 May 10 22:41:06 oscar kernel: 
[net_rx_action+114/328] net_rx_action+0x72/0x148 May 10 22:41:06 oscar
kernel:  [do_softirq+82/172] do_softirq+0x52/0xac May 10 22:41:06 oscar
kernel:  [local_bh_enable+82/108] local_bh_enable+0x52/0x6c May 10 22:41:06
oscar kernel:  [_end+614250407/1070187180] ppp_asynctty_receive+0x4f/0x84
[ppp_async] May 10 22:41:06 oscar kernel:  [pty_write+237/336]
pty_write+0xed/0x150 May 10 22:41:06 oscar kernel:  [write_chan+424/516]
write_chan+0x1a8/0x204 May 10 22:41:06 oscar kernel: 
[default_wake_function+0/24] default_wake_function+0x0/0x18 May 10 22:41:06
oscar kernel:  [default_wake_function+0/24] default_wake_function+0x0/0x18
May 10 22:41:06 oscar kernel:  [tty_write+515/708] tty_write+0x203/0x2c4
May 10 22:41:06 oscar kernel:  [write_chan+0/516] write_chan+0x0/0x204 May
10 22:41:06 oscar kernel:  [vfs_write+162/208] vfs_write+0xa2/0xd0 May 10
22:41:06 oscar kernel:  [sys_write+46/76] sys_write+0x2e/0x4c May 10
22:41:06 oscar kernel:  [syscall_call+7/11] syscall_call+0x7/0xb May 10
22:41:06 oscar kernel:

And with an ipchains based firewall:

May  9 19:55:54 oscar kernel:
***************************************************************************
**********
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************************
***************************************************************************
****************************** May  9 19:55:54 oscar kernel:
**********************************************************************A5
May  9 19:55:54 oscar kernel: Call Trace:
May  9 19:55:55 oscar kernel:  [__slab_error+30/32] __slab_error+0x1e/0x20
May  9 19:55:55 oscar kernel:  [check_poison_obj+376/384]
check_poison_obj+0x178/0x180 May  9 19:55:55 oscar kernel: 
[kmalloc+221/392] kmalloc+0xdd/0x188 May  9 19:55:55 oscar kernel: 
[alloc_skb+64/240] alloc_skb+0x40/0xf0 May  9 19:55:55 oscar kernel: 
[alloc_skb+64/240] alloc_skb+0x40/0xf0 May  9 19:55:55 oscar kernel: 
[_end+547372157/1070273676] icmp_manip_pkt+0x45/0x64 [ipchains] May  9
19:55:55 oscar kernel:  [skb_copy+45/204] skb_copy+0x2d/0xcc May  9
19:55:55 oscar kernel:  [_end+547367523/1070273676]
skb_ip_make_writable+0xcf/0x164 [ipchains] May  9 19:55:55 oscar kernel: 
[_end+547367236/1070273676] icmp_reply_translation+0x194/0x1e4 [ipchains]
May  9 19:55:55 oscar kernel:  [_end+547366883/1070273676]
icmp_reply_translation+0x33/0x1e4 [ipchains] May  9 19:55:55 oscar kernel: 
[_end+547362523/1070273676] check_for_demasq+0xbb/0x1bc [ipchains] May  9
19:55:55 oscar kernel:  [_end+547400300/1070273676]
ip_conntrack_protocol_icmp+0x0/0x40 [ipchains] May  9 19:55:55 oscar
kernel:  [_end+547359450/1070273676] fw_in+0x162/0x2b8 [ipchains] May  9
19:55:55 oscar kernel:  [_end+547400948/1070273676] ipfw_ops+0x0/0x18
[ipchains] May  9 19:55:55 oscar kernel:  [_end+547359672/1070273676]
fw_in+0x240/0x2b8 [ipchains] May  9 19:55:55 oscar kernel: 
[nf_iterate+63/156] nf_iterate+0x3f/0x9c May  9 19:55:55 oscar kernel: 
[ip_rcv_finish+0/512] ip_rcv_finish+0x0/0x200 May  9 19:55:55 oscar kernel:
 [nf_hook_slow+149/296] nf_hook_slow+0x95/0x128 May  9 19:55:55 oscar
kernel:  [ip_rcv_finish+0/512] ip_rcv_finish+0x0/0x200 May  9 19:55:55
oscar kernel:  [_end+547400364/1070273676] preroute_ops+0x0/0x1c [ipchains]
May  9 19:55:55 oscar kernel:  [ip_rcv+924/984] ip_rcv+0x39c/0x3d8 May  9
19:55:55 oscar kernel:  [ip_rcv_finish+0/512] ip_rcv_finish+0x0/0x200 May 
9 19:55:55 oscar kernel:  [netif_receive_skb+283/332]
netif_receive_skb+0x11b/0x14c May  9 19:55:55 oscar kernel: 
[process_backlog+113/292] process_backlog+0x71/0x124 May  9 19:55:55 oscar
kernel:  [net_rx_action+114/328] net_rx_action+0x72/0x148 May  9 19:55:55
oscar kernel:  [do_softirq+82/172] do_softirq+0x52/0xac May  9 19:55:55
oscar kernel:  [local_bh_enable+82/108] local_bh_enable+0x52/0x6c May  9
19:55:55 oscar kernel:  [_end+547215751/1070273676]
ppp_asynctty_receive+0x4f/0x84 [ppp_async] May  9 19:55:55 oscar kernel: 
[pty_write+237/336] pty_write+0xed/0x150 May  9 19:55:55 oscar kernel: 
[write_chan+424/516] write_chan+0x1a8/0x204 May  9 19:55:55 oscar kernel: 
[default_wake_function+0/24] default_wake_function+0x0/0x18 May  9 19:55:55
oscar kernel:  [default_wake_function+0/24] default_wake_function+0x0/0x18
May  9 19:55:55 oscar kernel:  [tty_write+515/708] tty_write+0x203/0x2c4
May  9 19:55:55 oscar kernel:  [write_chan+0/516] write_chan+0x0/0x204 May 
9 19:55:55 oscar kernel:  [vfs_write+162/208] vfs_write+0xa2/0xd0 May  9
19:55:55 oscar kernel:  [sys_write+46/76] sys_write+0x2e/0x4c May  9
19:55:55 oscar kernel:  [syscall_call+7/11] syscall_call+0x7/0xb May  9
19:55:55 oscar kernel:

Hope this helps,
Ed Tomlinson
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