From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nivedita Singhvi Subject: [Fwd: [Bug 2971] New: Oops: tcp_retransmit_skb] Date: Mon, 28 Jun 2004 12:44:49 -0700 Sender: netdev-bounce@oss.sgi.com Message-ID: <40E07531.7080500@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: To: netdev@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org We've been looking into the ASSERTION failure, but this is the first I've seen this oops. Anyone run into this before? thanks, Nivedita -------- Original Message -------- Subject: [Bug 2971] New: Oops: tcp_retransmit_skb Date: Sun, 27 Jun 2004 18:45:55 -0700 From: bugme-daemon@osdl.org To: niv@us.ibm.com http://bugme.osdl.org/show_bug.cgi?id=2971 Summary: Oops: tcp_retransmit_skb Kernel Version: 2.6.6 Status: NEW Severity: high Owner: niv@us.ibm.com Submitter: ranko@spidernet.net Distribution: Fedora Hardware Environment: Intel SHG2 Xeon Motherboard, 2 x 2.40GHz Xeon CPU, 4GB RAM, 1 x e100, 1 x e1000 (inactive) lspci output: 00:00.0 Host bridge: ServerWorks CMIC-LE (rev 13) 00:00.1 Host bridge: ServerWorks CMIC-LE 00:00.2 Host bridge: ServerWorks: Unknown device 0000 00:02.0 VGA compatible controller: ATI Technologies Inc Rage XL (rev 27) 00:03.0 Ethernet controller: Intel Corp. 82557/8/9 [Ethernet Pro 100] (rev 0d) 00:0f.0 ISA bridge: ServerWorks CSB5 South Bridge (rev 93) 00:0f.1 IDE interface: ServerWorks CSB5 IDE Controller (rev 93) 00:0f.2 USB Controller: ServerWorks OSB4/CSB5 OHCI USB Controller (rev 05) 00:0f.3 Host bridge: ServerWorks GCLE Host Bridge 00:11.0 Host bridge: ServerWorks: Unknown device 0101 (rev 03) 00:11.2 Host bridge: ServerWorks: Unknown device 0101 (rev 03) 01:04.0 Ethernet controller: Intel Corp. 82544GC Gigabit Ethernet Controller (LOM) (rev 02) 02:09.0 SCSI storage controller: Adaptec AIC-7899P U160/m (rev 01) 02:09.1 SCSI storage controller: Adaptec AIC-7899P U160/m (rev 01) *Gigabit is not currently active (unplugged) Software Environment: Relatively busy caching proxy machine Problem Description: Unable to handle kernel paging request at virtual address 22fa7b7d printing eip: c02dab10 *pde = 00000000 Oops: 0000 [#1] SMP CPU: 1 EIP: 0060:[] Not tainted EFLAGS: 00010213 (2.6.6) EIP is at pskb_copy+0xe0/0x180 eax: e478de00 ebx: f54fdc80 ecx: e478de00 edx: 22fa7b7d esi: 00000000 edi: e478d8ec ebp: e0f89480 esp: f7d0bec0 ds: 007b es: 007b ss: 0068 Process swapper (pid: 0, threadinfo=f7d0a000 task=f7d0f0e0) Stack: e0f89480 f34d1800 f34d19e8 ffffff8f c030551d c02fdac6 000004ec f34d1800 f34d19e8 f34d1864 f7d0bf3c c03079dd f665e080 00000001 f6085970 c2f96ce0 f7d0bf30 00000292 6e704540 001112a0 00000001 f34d1800 1e6ef2b0 c2f976e0 Call Trace: [] tcp_retransmit_skb+0x1bd/0x310 [] tcp_enter_loss+0x66/0x230 [] tcp_retransmit_timer+0xed/0x410 [] tcp_write_timer+0xa9/0xe0 [] tcp_write_timer+0x0/0xe0 [] run_timer_softirq+0xd4/0x170 [] __do_softirq+0xb4/0xc0 [] do_softirq+0x2d/0x30 [] smp_apic_timer_interrupt+0xdc/0x140 [] apic_timer_interrupt+0x1a/0x20 [] default_idle+0x0/0x40 [] default_idle+0x29/0x40 [] cpu_idle+0x3b/0x50 [] serial8250_console_write+0x0/0x200 [] serial8250_console_write+0x0/0x200 [] __call_console_drivers+0x57/0x60 [] call_console_drivers+0x7f/0x100 Code: 8b 02 a9 00 00 08 00 75 70 f0 ff 42 04 8b 85 a4 00 00 00 46 <0>Kernel panic: Fatal exception in interrupt In interrupt handler - not syncing <0>Rebooting in 30 seconds..Press any key to continue. Also found in logs (though few hours before the crash - not sure if related): KERNEL: assertion (flags & MSG_PEEK) failed at net/ipv4/tcp.c (1568) (...lots of times) Steps to reproduce: Nothing special except that it happened during relatively high network activity. If I can be of any further help just let me know. Thanks, Ranko ------- You are receiving this mail because: ------- You are the assignee for the bug, or are watching the assignee.