From: Andrew Morton <akpm@osdl.org>
To: Thomas Cataldo <tomc@compaqnet.fr>
Cc: linux-kernel@vger.kernel.org, netdev@oss.sgi.com, tgraf@suug.ch,
"David S. Miller" <davem@davemloft.net>
Subject: Re: Hard freeze with 2.6.10-rc3 and QoS, worked fine with 2.6.9
Date: Mon, 6 Dec 2004 22:44:41 -0800 [thread overview]
Message-ID: <20041206224441.628e7885.akpm@osdl.org> (raw)
In-Reply-To: <1102380430.6103.6.camel@buffy>
Thomas Cataldo <tomc@compaqnet.fr> wrote:
>
> Tonight I upgraded to 2.6.10-rc3. Everything was fine until I started
> wondershaper to setup my Qos rules :
>
> wondershaper eth0 255 16
>
> And the machine freezed hard. No magic sysrq working, no oops in my
> logs.
>
> The computer is an x86 smp (dual p3)
>
> wondershaper was working fine with 2.6.9.
Me too, with your .config:
Using http://lartc.org/wondershaper/wondershaper-1.1a.tar.gz
vmm:/home/akpm/wondershaper-1.1a# ./wshaper eth0 255 16
u32 classifier
Perfomance counters on
input device check on
Actions configured
Unable to handle kernel NULL pointer dereference at virtual address 00000000
printing eip:
c0290b58
*pde = 00000000
Oops: 0002 [#1]
SMP
Modules linked in: police sch_ingress cls_u32 sch_sfq sch_cbq usbcore
CPU: 1
EIP: 0060:[<c0290b58>] Not tainted VLI
EFLAGS: 00010206 (2.6.10-rc3)
EIP is at _spin_lock_bh+0x10/0x20
eax: cf690000 ebx: ce0d4d80 ecx: 00000008 edx: 00000000
esi: cf691ba0 edi: 00000000 ebp: 00000000 esp: cf691b48
ds: 007b es: 007b ss: 0068
Process tc (pid: 2743, threadinfo=cf690000 task=cf07b520)
Stack: c02372ab ce0d4d80 cd4d8800 cebd1c40 ce0d4d80 c0237346 ce0d4d80 00000008
00000000 00000000 00000000 cf691ba0 cf691ba0 c02478d6 ce0d4d80 00000008
00000000 cf691ba0 ce0d4d80 cf6a6070 30960094 cec44380 00000000 00019000
Call Trace:
[<c02372ab>] gnet_stats_start_copy_compat+0x1b/0x98
[<c0237346>] gnet_stats_start_copy+0x1e/0x24
[<c02478d6>] tcf_action_copy_stats+0x26/0xa0
[<c02473e2>] tcf_action_dump_old+0x36/0x3c
[<d0807174>] u32_dump+0x2c8/0x344 [cls_u32]
[<d08071a6>] u32_dump+0x2fa/0x344 [cls_u32]
[<c0246cf9>] tcf_fill_node+0x11d/0x170
[<c0246d9c>] tfilter_notify+0x50/0xa0
[<c0246bae>] tc_ctl_tfilter+0x542/0x570
[<c0240705>] rtnetlink_rcv+0x23d/0x360
[<c0249f08>] netlink_data_ready+0x1c/0x54
[<c02495c5>] netlink_sendskb+0x21/0x40
[<c024970b>] netlink_unicast+0xe3/0xec
[<c0249d04>] netlink_sendmsg+0x27c/0x28c
[<c02306d9>] sock_sendmsg+0xd5/0xf8
[<c02306d9>] sock_sendmsg+0xd5/0xf8
[<c01c0a70>] copy_from_user+0x30/0x60
[<c01c0a70>] copy_from_user+0x30/0x60
[<c0127cfc>] autoremove_wake_function+0x0/0x40
[<c0231db7>] sys_sendmsg+0x18f/0x1f4
[<c013c068>] handle_mm_fault+0x80/0x11c
[<c010fc3b>] do_page_fault+0x1a3/0x554
[<c01c0a70>] copy_from_user+0x30/0x60
[<c02321bc>] sys_socketcall+0x1d8/0x1f4
[<c01021cd>] sysenter_past_esp+0x52/0x71
Code: 3a 00 7e f9 fa eb e9 c3 8d 76 00 fa f0 fe 08 79 09 f3 90 80 38 00 7e f9 eb f2 c3 89 c2 b8 00 e0 ff ff 21 e0 81
<0>Kernel panic - not syncing: Fatal exception in interrupt
Somehow I don't think this is because "Performance" was misspelled ;)
tcf_act_hdr.stats_lock is NULL in tcf_action_copy_stats()
next prev parent reply other threads:[~2004-12-07 6:44 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1102380430.6103.6.camel@buffy>
2004-12-07 6:35 ` Hard freeze with 2.6.10-rc3 and QoS, worked fine with 2.6.9 Patrick McHardy
2004-12-07 6:44 ` Andrew Morton [this message]
2004-12-07 12:29 ` jamal
2004-12-07 16:59 ` Patrick McHardy
2004-12-07 17:07 ` Thomas Graf
2004-12-07 17:23 ` Patrick McHardy
2004-12-08 4:27 ` jamal
2004-12-08 4:41 ` Jamal Hadi Salim
2004-12-08 5:17 ` Patrick McHardy
2004-12-08 12:31 ` jamal
2004-12-08 14:32 ` Thomas Graf
2004-12-08 14:59 ` Thomas Graf
2004-12-08 15:06 ` jamal
2004-12-08 15:05 ` jamal
2004-12-08 17:30 ` Thomas Graf
2004-12-08 5:30 ` David S. Miller
2004-12-08 12:04 ` jamal
2004-12-08 16:57 ` Patrick McHardy
2004-12-08 19:30 ` Stephen Hemminger
2004-12-08 19:49 ` jamal
2004-12-08 21:21 ` Patrick McHardy
2004-12-08 22:07 ` Stephen Hemminger
2004-12-08 22:26 ` Patrick McHardy
2004-12-08 19:44 ` jamal
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