From mboxrd@z Thu Jan 1 00:00:00 1970 From: Denys Fedoryshchenko Subject: Re: panic 2.6.27-rc3-git2, qdisc_dequeue_head Date: Sun, 17 Aug 2008 16:03:22 +0300 Message-ID: <200808171603.22151.denys@visp.net.lb> References: <20080815190905.M56388@visp.net.lb> <20080817123825.GE2907@ami.dom.local> <200808171550.01154.denys@visp.net.lb> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Jarek Poplawski Return-path: Received: from relay2.globalproof.net ([194.146.153.25]:35877 "EHLO relay2.globalproof.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752570AbYHQNEb (ORCPT ); Sun, 17 Aug 2008 09:04:31 -0400 In-Reply-To: <200808171550.01154.denys@visp.net.lb> Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: All patches applied. On normal shaper i got just this warning mentioned before. On alternative shaper (it is not using TBF anymore, it is using flow classifier and many HTB classes) - it is panicing. After applying all rules, most probably it is happened when some traffic passed over there. I can't be absolutely sure in that, but it looks like at that time there is no actions by iproute2/tc done. Just traffic. This is same PC where WARNING appeared which i mention in previous mail. So maybe it is result of that warning, no idea... Here is latest panic (alternative shaper): Aug 17 15:58:49 194.146.153.146 [ 2495.110453] BUG: unable to handle kernel Aug 17 15:58:49 194.146.153.146 NULL pointer dereference Aug 17 15:58:49 194.146.153.146 at 0000000c Aug 17 15:58:49 194.146.153.146 [ 2495.110453] IP: Aug 17 15:58:49 194.146.153.146 [] _raw_spin_trylock+0x6/0x3a Aug 17 15:58:49 194.146.153.146 [ 2495.110453] *pde = 00000000 Aug 17 15:58:49 194.146.153.146 Aug 17 15:58:49 194.146.153.146 [ 2495.110453] Oops: 0000 [#1] Aug 17 15:58:49 194.146.153.146 SMP Aug 17 15:58:49 194.146.153.146 Aug 17 15:58:49 194.146.153.146 [ 2495.110453] Modules linked in: Aug 17 15:58:49 194.146.153.146 cls_flow Aug 17 15:58:49 194.146.153.146 act_police Aug 17 15:58:49 194.146.153.146 sch_ingress Aug 17 15:58:49 194.146.153.146 sch_prio Aug 17 15:58:49 194.146.153.146 netconsole Aug 17 15:58:49 194.146.153.146 configfs Aug 17 15:58:49 194.146.153.146 cls_u32 Aug 17 15:58:49 194.146.153.146 em_meta Aug 17 15:58:49 194.146.153.146 cls_basic Aug 17 15:58:49 194.146.153.146 xt_dscp Aug 17 15:58:49 194.146.153.146 xt_DSCP Aug 17 15:58:49 194.146.153.146 ipt_REJECT Aug 17 15:58:49 194.146.153.146 ts_bm Aug 17 15:58:49 194.146.153.146 xt_string Aug 17 15:58:49 194.146.153.146 ipt_ttl Aug 17 15:58:49 194.146.153.146 ifb Aug 17 15:58:49 194.146.153.146 cls_fw Aug 17 15:58:49 194.146.153.146 sch_tbf Aug 17 15:58:49 194.146.153.146 sch_htb Aug 17 15:58:49 194.146.153.146 act_ipt Aug 17 15:58:49 194.146.153.146 act_mirred Aug 17 15:58:49 194.146.153.146 xt_MARK Aug 17 15:58:49 194.146.153.146 pppoe Aug 17 15:58:49 194.146.153.146 pppox Aug 17 15:58:49 194.146.153.146 ppp_generic Aug 17 15:58:49 194.146.153.146 slhc Aug 17 15:58:49 194.146.153.146 ipt_MASQUERADE Aug 17 15:58:49 194.146.153.146 xt_TCPMSS Aug 17 15:58:49 194.146.153.146 xt_mark Aug 17 15:58:49 194.146.153.146 xt_tcpudp Aug 17 15:58:49 194.146.153.146 iptable_mangle Aug 17 15:58:49 194.146.153.146 iptable_nat Aug 17 15:58:49 194.146.153.146 nf_nat Aug 17 15:58:49 194.146.153.146 nf_conntrack_ipv4Aug 17 15:58:49 194.146.153.146 iptable_filter Aug 17 15:58:49 194.146.153.146 ip_tables Aug 17 15:58:49 194.146.153.146 x_tables Aug 17 15:58:49 194.146.153.146 8021q Aug 17 15:58:49 194.146.153.146 garp Aug 17 15:58:49 194.146.153.146 stp Aug 17 15:58:49 194.146.153.146 llc Aug 17 15:58:49 194.146.153.146 tun Aug 17 15:58:49 194.146.153.146 loop Aug 17 15:58:49 194.146.153.146 tulip Aug 17 15:58:50 194.146.153.146 r8169 Aug 17 15:58:50 194.146.153.146 sky2 Aug 17 15:58:50 194.146.153.146 via_velocity Aug 17 15:58:50 194.146.153.146 via_rhine Aug 17 15:58:50 194.146.153.146 sis900 Aug 17 15:58:50 194.146.153.146 ne2k_pci Aug 17 15:58:50 194.146.153.146 8390 Aug 17 15:58:50 194.146.153.146 skge Aug 17 15:58:50 194.146.153.146 tg3 Aug 17 15:58:50 194.146.153.146 libphy Aug 17 15:58:50 194.146.153.146 8139too Aug 17 15:58:50 194.146.153.146 e1000 Aug 17 15:58:50 194.146.153.146 e100 Aug 17 15:58:50 194.146.153.146 mtdblock Aug 17 15:58:50 194.146.153.146 mtd_blkdevs Aug 17 15:58:50 194.146.153.146 aic79xx Aug 17 15:58:50 194.146.153.146 mptsas Aug 17 15:58:50 194.146.153.146 scsi_transport_sas Aug 17 15:58:50 194.146.153.146 mptspi Aug 17 15:58:50 194.146.153.146 scsi_transport_spi Aug 17 15:58:50 194.146.153.146 mptscsih Aug 17 15:58:50 194.146.153.146 mptbase Aug 17 15:58:50 194.146.153.146 sata_via Aug 17 15:58:50 194.146.153.146 sata_uliAug 17 15:58:50 194.146.153.146 libata Aug 17 15:58:50 194.146.153.146 dock Aug 17 15:58:50 194.146.153.146 usbhid Aug 17 15:58:50 194.146.153.146 uhci_hcd Aug 17 15:58:50 194.146.153.146 ehci_hcd Aug 17 15:58:50 194.146.153.146 ohci_hcd Aug 17 15:58:50 194.146.153.146 usbcore Aug 17 15:58:50 194.146.153.146 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] Aug 17 15:58:50 194.146.153.146 [ 2495.110453] Pid: 0, comm: swapper Not tainted (2.6.27-rc3-git3-build-0031 #9) Aug 17 15:58:50 194.146.153.146 [ 2495.110453] EIP: 0060:[] EFLAGS: 00010246 CPU: 0 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] EIP is at _raw_spin_trylock+0x6/0x3a Aug 17 15:58:50 194.146.153.146 [ 2495.110453] EAX: 0000000c EBX: 0000000c ECX: c01295d1 EDX: 0000000c Aug 17 15:58:50 194.146.153.146 [ 2495.110453] ESI: f6c0b024 EDI: 0000000c EBP: c0861fb0 ESP: c0861fac Aug 17 15:58:50 194.146.153.146 [ 2495.110453] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] Process swapper (pid: 0, ti=c0861000 task=c03833b4 task.ti=c03a9000) Aug 17 15:58:50 194.146.153.146 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] Stack: Aug 17 15:58:50 194.146.153.146 0000000c Aug 17 15:58:50 194.146.153.146 c0861fbc Aug 17 15:58:50 194.146.153.146 c02bdae3 Aug 17 15:58:50 194.146.153.146 f6c0b000 Aug 17 15:58:50 194.146.153.146 c0861fd4 Aug 17 15:58:50 194.146.153.146 c025fd72 Aug 17 15:58:50 194.146.153.146 00000000 Aug 17 15:58:50 194.146.153.146 c039ea88 Aug 17 15:58:50 194.146.153.146 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] Aug 17 15:58:50 194.146.153.146 c085a554 Aug 17 15:58:50 194.146.153.146 00000001 Aug 17 15:58:50 194.146.153.146 c0861ff8 Aug 17 15:58:50 194.146.153.146 c012626bAug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 net_tx_action+0x9c/0xd8 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 __do_softirq+0x7b/0xf4 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 __do_softirq+0x0/0xf4 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 do_softirq+0x65/0xb6 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 handle_edge_irq+0x0/0x109 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 irq_exit+0x44/0x79 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 do_IRQ+0xae/0xc4 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 common_interrupt+0x28/0x30 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 task_session_nr_ns+0x6/0x30 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 mwait_idle+0x39/0x43 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 cpu_idle+0xbf/0xe1 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 rest_init+0x4e/0x50 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] ======================= Aug 17 15:58:50 194.146.153.146 [ 2495.110453] Code:Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 f8 Aug 17 15:58:50 194.146.153.146 e8 Aug 17 15:58:50 194.146.153.146 2c Aug 17 15:58:50 194.146.153.146 b5 Aug 17 15:58:50 194.146.153.146 04 Aug 17 15:58:50 194.146.153.146 00 Aug 17 15:58:50 194.146.153.146 eb Aug 17 15:58:50 194.146.153.146 07 Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 d8 Aug 17 15:58:50 194.146.153.146 e8 Aug 17 15:58:50 194.146.153.146 83 Aug 17 15:58:50 194.146.153.146 b8 Aug 17 15:58:50 194.146.153.146 04 Aug 17 15:58:50 194.146.153.146 00 Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 f0 Aug 17 15:58:50 194.146.153.146 5e Aug 17 15:58:50 194.146.153.146 5f Aug 17 15:58:50 194.146.153.146 5b Aug 17 15:58:50 194.146.153.146 5e Aug 17 15:58:50 194.146.153.146 5f Aug 17 15:58:50 194.146.153.146 5d Aug 17 15:58:50 194.146.153.146 c3 Aug 17 15:58:50 194.146.153.146 55 Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 c2 Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 e5 Aug 17 15:58:50 194.146.153.146 53 Aug 17 15:58:50 194.146.153.146 Aug 17 15:58:50 194.146.153.146 8b Aug 17 15:58:50 194.146.153.146 02 Aug 17 15:58:50 194.146.153.146 38 Aug 17 15:58:50 194.146.153.146 e0 Aug 17 15:58:50 194.146.153.146 75 Aug 17 15:58:50 194.146.153.146 0a Aug 17 15:58:50 194.146.153.146 66 Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 c3 Aug 17 15:58:50 194.146.153.146 fe Aug 17 15:58:50 194.146.153.146 c7 Aug 17 15:58:50 194.146.153.146 f0 Aug 17 15:58:50 194.146.153.146 66 Aug 17 15:58:50 194.146.153.146 0f Aug 17 15:58:50 194.146.153.146 b1 Aug 17 15:58:50 194.146.153.146 1a Aug 17 15:58:50 194.146.153.146 0f Aug 17 15:58:50 194.146.153.146 94 Aug 17 15:58:50 194.146.153.146 c3 Aug 17 15:58:50 194.146.153.146 0f Aug 17 15:58:50 194.146.153.146 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] EIP: [] Aug 17 15:58:50 194.146.153.146 _raw_spin_trylock+0x6/0x3a Aug 17 15:58:50 194.146.153.146 SS:ESP 0068:c0861fac Aug 17 15:58:50 194.146.153.146 [ 2495.117172] Kernel panic - not syncing: Fatal exception in interrupt Aug 17 15:58:50 194.146.153.146 [ 2495.117264] Rebooting in 5 seconds.. Aug 17 15:58:50 194.146.153.146 f3 Aug 17 15:58:50 194.146.153.146 ff Aug 17 15:58:50 194.146.153.146 85 Aug 17 15:58:50 194.146.153.146 c0 Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 c6 Aug 17 15:58:50 194.146.153.146 74 Aug 17 15:58:50 194.146.153.146 0d Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 03 Aug 17 15:58:50 194.146.153.146 89 Aug 17 15:58:50 194.146.153.146 da Aug 17 15:58:50 194.146.153.146 c085d700 Aug 17 15:58:50 194.146.153.146 c085d700 Aug 17 15:58:50 194.146.153.146 00000009 Aug 17 15:58:50 194.146.153.146 00000000 Aug 17 15:58:50 194.146.153.146 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] Aug 17 15:58:50 194.146.153.146 c03a9f44 Aug 17 15:58:50 194.146.153.146 c03a9000 Aug 17 15:58:50 194.146.153.146 c01261f0 Aug 17 15:58:50 194.146.153.146 c03a9f54 Aug 17 15:58:50 194.146.153.146 c01060b3 Aug 17 15:58:50 194.146.153.146 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] Call Trace: Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 ? Aug 17 15:58:50 194.146.153.146 __lock_text_start+0xb/0x38 Aug 17 15:58:50 194.146.153.146 [ 2495.110453] [] Aug 17 15:58:50 194.146.153.146 sata_svw Aug 17 15:58:50 194.146.153.146 sata_sis Aug 17 15:58:50 194.146.153.146 sata_sil24 Aug 17 15:58:50 194.146.153.146 sata_sil Aug 17 15:58:50 194.146.153.146 sata_mv Aug 17 15:58:50 194.146.153.146 ahci Aug 17 15:58:50 194.146.153.146 pata_via Aug 17 15:58:50 194.146.153.146 pata_sis Aug 17 15:58:50 194.146.153.146 pata_serverworks Aug 17 15:58:50 194.146.153.146 pata_oldpiix Aug 17 15:58:50 194.146.153.146 pata_mpiix Aug 17 15:58:50 194.146.153.146 pata_marvell Aug 17 15:58:50 194.146.153.146 pata_ali Aug 17 15:58:50 194.146.153.146 ata_generic Aug 17 15:58:50 194.146.153.146 ata_piix Aug 17 15:58:49 194.146.153.146 nf_conntrack Aug 17 15:58:49 194.146.153.146 rtc_cmos Aug 17 15:58:49 194.146.153.146 rtc_core Aug 17 15:58:49 194.146.153.146 rtc_lib