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#1 2009-05-22 02:01:06

Marenz
Member
Registered: 2008-06-22
Posts: 48

Loosing IP settings every few hours/minutes

Hello there,

I recently connected my cable modem directly to my ethernet and since then I have the problem already noted in the title.
When it happens, I restart the dhclient and it works again, even the open connections stay open.. (e.g. IRC client does not disconnect)
I also tried different dhc clients, didn't help.
Additionally, my dmesg log is being spammed by msges like this one, I think they are connected to the problem:

------------[ cut here ]------------
WARNING: at net/core/dev.c:1548 skb_gso_segment+0x1f2/0x2a0()
Hardware name: System Product Name
forcedeth: caps=(0x109a3, 0x1909ab) len=1520 data_len=0 ip_summed=0Modules linked in: aes_x86_64 aes_generic lrw gf128mul dm_crypt dm_mod oss_usb oss_hdaudio osscore ext3 jbd mbcache ppdev ohci1394 lp nvidia(P) ieee1394 k8temp pcspkr usbhid hid usblp parport_pc parport sg i2c_nforce2 i2c_core thermal processor evdev fan button battery ac tun loop fuse slhc forcedeth rtc_cmos rtc_core rtc_lib xfs exportfs ohci_hcd sd_mod ehci_hcd sr_mod cdrom usbcore sata_nv ahci ata_generic pata_jmicron pata_amd pata_acpi libata scsi_mod
Pid: 0, comm: swapper Tainted: P        W  2.6.29-ARCH #1
Call Trace:
 <IRQ>  [<ffffffff8024203a>] warn_slowpath+0xea/0x160
 [<ffffffff8023778c>] enqueue_task_fair+0x16c/0x180
 [<ffffffff802368e0>] update_curr+0xe0/0x130
 [<ffffffff8023778c>] enqueue_task_fair+0x16c/0x180
 [<ffffffff80235e12>] enqueue_task+0x52/0x60
 [<ffffffff802357c7>] resched_task+0x27/0x80
 [<ffffffff8023dab6>] try_to_wake_up+0x166/0x220
 [<ffffffff8025d82c>] ktime_get+0xc/0x50
 [<ffffffff80259c59>] autoremove_wake_function+0x9/0x30
 [<ffffffff804264db>] sk_filter+0xab/0xd0
 [<ffffffff80227d55>] default_spin_lock_flags+0x5/0x10
 [<ffffffff804b116e>] _spin_lock_irqsave+0x3e/0x50
 [<ffffffff804191b2>] skb_gso_segment+0x1f2/0x2a0
 [<ffffffff80494ec2>] packet_rcv_spkt+0x122/0x180
 [<ffffffff80419420>] dev_hard_start_xmit+0x1c0/0x320
 [<ffffffff8042d2d6>] __qdisc_run+0x236/0x280
 [<ffffffff80419948>] dev_queue_xmit+0x2a8/0x5c0
 [<ffffffff804453d6>] ip_queue_xmit+0x236/0x440
 [<ffffffff80227d55>] default_spin_lock_flags+0x5/0x10
 [<ffffffff804b116e>] _spin_lock_irqsave+0x3e/0x50
 [<ffffffff8024d814>] lock_timer_base+0x34/0x70
 [<ffffffff80459817>] tcp_transmit_skb+0x4c7/0x750
 [<ffffffff8047fe82>] bictcp_cong_avoid+0x12/0x320
 [<ffffffff8045bd89>] tcp_write_xmit+0x1f9/0xa30
 [<ffffffff80457129>] tcp_rcv_established+0x169/0xaf0
 [<ffffffff8045c623>] __tcp_push_pending_frames+0x23/0x90
 [<ffffffff80457149>] tcp_rcv_established+0x189/0xaf0
 [<ffffffff8045f19d>] tcp_v4_do_rcv+0xdd/0x240
 [<ffffffff8045f96d>] tcp_v4_rcv+0x66d/0x820
 [<ffffffff80440073>] ip_local_deliver_finish+0xe3/0x280
 [<ffffffff8043faa1>] ip_rcv_finish+0x1e1/0x3f0
 [<ffffffff80494ec2>] packet_rcv_spkt+0x122/0x180
 [<ffffffff8041841c>] netif_receive_skb+0x2ec/0x5c0
 [<ffffffff804116f2>] __alloc_skb+0x72/0x150
 [<ffffffff80418766>] process_backlog+0x76/0xd0
 [<ffffffffa017a020>] nv_alloc_rx_optimized+0x70/0x1f0 [forcedeth]
 [<ffffffff80416671>] net_rx_action+0x131/0x200
 [<ffffffff802484fb>] __do_softirq+0x9b/0x170
 [<ffffffff8020da5c>] call_softirq+0x1c/0x30
 [<ffffffff8020f63d>] do_softirq+0x4d/0x90
 [<ffffffff8024815d>] irq_exit+0x8d/0xb0
 [<ffffffff804b1625>] _spin_unlock+0x5/0x30
 [<ffffffff8020f8a3>] do_IRQ+0x83/0x110
 [<ffffffff8020d193>] ret_from_intr+0x0/0x29
 <EOI>  [<ffffffff80226e82>] native_safe_halt+0x2/0x10
 [<ffffffff802149e5>] default_idle+0x45/0x50
 [<ffffffff80214b8e>] c1e_idle+0x4e/0x120
 [<ffffffff8020b619>] cpu_idle+0x69/0xd0
---[ end trace bf025512eb67d1c0 ]---

the comm line is different sometimes:


------------[ cut here ]------------
WARNING: at net/core/dev.c:1548 skb_gso_segment+0x1f2/0x2a0()
Hardware name: System Product Name
forcedeth: caps=(0x109a3, 0x1909ab) len=1462 data_len=0 ip_summed=0Modules linked in: aes_x86_64 aes_generic lrw gf128mul dm_crypt dm_mod oss_usb oss_hdaudio osscore ext3 jbd mbcache ppdev ohci1394 lp nvidia(P) ieee1394 k8temp pcspkr usbhid hid usblp parport_pc parport sg i2c_nforce2 i2c_core thermal processor evdev fan button battery ac tun loop fuse slhc forcedeth rtc_cmos rtc_core rtc_lib xfs exportfs ohci_hcd sd_mod ehci_hcd sr_mod cdrom usbcore sata_nv ahci ata_generic pata_jmicron pata_amd pata_acpi libata scsi_mod
Pid: 4001, comm: opera Tainted: P        W  2.6.29-ARCH #1
Call Trace:
 <IRQ>  [<ffffffff8024203a>] warn_slowpath+0xea/0x160
 [<ffffffff8023778c>] enqueue_task_fair+0x16c/0x180
 [<ffffffff80235e12>] enqueue_task+0x52/0x60
 [<ffffffff802357c7>] resched_task+0x27/0x80
 [<ffffffff8023dab6>] try_to_wake_up+0x166/0x220
 [<ffffffff80259c59>] autoremove_wake_function+0x9/0x30
 [<ffffffff802364d3>] __wake_up+0x43/0x70
 [<ffffffff80227d55>] default_spin_lock_flags+0x5/0x10
 [<ffffffff804b116e>] _spin_lock_irqsave+0x3e/0x50
 [<ffffffffa0a8c3e8>] do_outputintr+0x2b8/0x370 [osscore]
 [<ffffffff804191b2>] skb_gso_segment+0x1f2/0x2a0
 [<ffffffff80494ec2>] packet_rcv_spkt+0x122/0x180
 [<ffffffff80419420>] dev_hard_start_xmit+0x1c0/0x320
 [<ffffffff8042d2d6>] __qdisc_run+0x236/0x280
 [<ffffffff80419948>] dev_queue_xmit+0x2a8/0x5c0
 [<ffffffff804453d6>] ip_queue_xmit+0x236/0x440
 [<ffffffff804b12d5>] _spin_lock+0x15/0x20
 [<ffffffff80227d55>] default_spin_lock_flags+0x5/0x10
 [<ffffffff804b116e>] _spin_lock_irqsave+0x3e/0x50
 [<ffffffff8024d814>] lock_timer_base+0x34/0x70
 [<ffffffff80459817>] tcp_transmit_skb+0x4c7/0x750
 [<ffffffff8047fe82>] bictcp_cong_avoid+0x12/0x320
 [<ffffffff8045bd89>] tcp_write_xmit+0x1f9/0xa30
 [<ffffffff80457129>] tcp_rcv_established+0x169/0xaf0
 [<ffffffff8045c623>] __tcp_push_pending_frames+0x23/0x90
 [<ffffffff80457149>] tcp_rcv_established+0x189/0xaf0
 [<ffffffff804b1625>] _spin_unlock+0x5/0x30
 [<ffffffff802c5c71>] __slab_free+0x121/0x3b0
 [<ffffffff8045f19d>] tcp_v4_do_rcv+0xdd/0x240
 [<ffffffff8045f96d>] tcp_v4_rcv+0x66d/0x820
 [<ffffffff80440073>] ip_local_deliver_finish+0xe3/0x280
 [<ffffffff8043faa1>] ip_rcv_finish+0x1e1/0x3f0
 [<ffffffff80494ec2>] packet_rcv_spkt+0x122/0x180
 [<ffffffff8041841c>] netif_receive_skb+0x2ec/0x5c0
 [<ffffffff804116f2>] __alloc_skb+0x72/0x150
 [<ffffffff80418766>] process_backlog+0x76/0xd0
 [<ffffffffa017a020>] nv_alloc_rx_optimized+0x70/0x1f0 [forcedeth]
 [<ffffffff80416671>] net_rx_action+0x131/0x200
 [<ffffffff802484fb>] __do_softirq+0x9b/0x170
 [<ffffffff8020da5c>] call_softirq+0x1c/0x30
 [<ffffffff8020f63d>] do_softirq+0x4d/0x90
 [<ffffffff8024815d>] irq_exit+0x8d/0xb0
 [<ffffffff804b1625>] _spin_unlock+0x5/0x30
 [<ffffffff8020f8a3>] do_IRQ+0x83/0x110
 [<ffffffff8020d193>] ret_from_intr+0x0/0x29
 <EOI> <4>---[ end trace bf025512eb67d1dc ]---

the rest is more or less similar..

Some information about my system:

marenz:~ $ uname -a
Linux rebooc 2.6.29-ARCH #1 SMP PREEMPT Wed Apr 8 12:39:28 CEST 2009 x86_64 AMD Athlon(tm) 64 X2 Dual Core Processor 6000+ AuthenticAMD GNU/Linux


marenz:~ $ lspci
00:00.0 RAM memory: nVidia Corporation MCP55 Memory Controller (rev a1)
00:01.0 ISA bridge: nVidia Corporation MCP55 LPC Bridge (rev a2)
00:01.1 SMBus: nVidia Corporation MCP55 SMBus (rev a2)
00:02.0 USB Controller: nVidia Corporation MCP55 USB Controller (rev a1)
00:02.1 USB Controller: nVidia Corporation MCP55 USB Controller (rev a2)
00:04.0 IDE interface: nVidia Corporation MCP55 IDE (rev a1)
00:05.0 IDE interface: nVidia Corporation MCP55 SATA Controller (rev a2)
00:05.1 IDE interface: nVidia Corporation MCP55 SATA Controller (rev a2)
00:05.2 IDE interface: nVidia Corporation MCP55 SATA Controller (rev a2)
00:06.0 PCI bridge: nVidia Corporation MCP55 PCI bridge (rev a2)
00:06.1 Audio device: nVidia Corporation MCP55 High Definition Audio (rev a2)
00:08.0 Bridge: nVidia Corporation MCP55 Ethernet (rev a2)
00:09.0 Bridge: nVidia Corporation MCP55 Ethernet (rev a2)
00:0e.0 PCI bridge: nVidia Corporation MCP55 PCI Express bridge (rev a2)
00:0f.0 PCI bridge: nVidia Corporation MCP55 PCI Express bridge (rev a2)
00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration
00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map
00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller
00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control
01:0b.0 FireWire (IEEE 1394): Texas Instruments TSB43AB22/A IEEE-1394a-2000 Controller (PHY/Link)
02:00.0 SATA controller: JMicron Technologies, Inc. JMicron 20360/20363 AHCI Controller (rev 02)
02:00.1 IDE interface: JMicron Technologies, Inc. JMicron 20360/20363 AHCI Controller (rev 02)
03:00.0 VGA compatible controller: nVidia Corporation GeForce 8600 GTS (rev a1)

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