On Thu, Sep 13, 2007 at 11:51:33PM -0400, Andrew James Wade wrote:
I have an Oops that may be related:
BUG: unable to handle kernel NULL pointer dereference at virtual address
0025
printing eip: c037d81b *pde =
Oops: [#1]
last sysfs file: /devices/pci:00/:00:01.0/:01:00.0/class
Pid: 0, comm: swapper Not tainted (2.6.23-rc4-mm1-config2 #2)
EIP: 0060:[c037d81b] EFLAGS: 00010246 CPU: 0
EIP is at tcp_rto_min+0xb/0x15
EAX: 0032 EBX: c4c98b68 ECX: fffe EDX:
ESI: c4c98b68 EDI: c055f600 EBP: c4432e40 ESP: c0596dec
DS: 007b ES: 007b FS: GS: SS: 0068
Process swapper (pid: 0, ti=c0596000 task=c052a340 task.ti=c0568000)
Stack: c037d8de c4c98b68 c4c98b68 c037e0ec 0001 c037f879 c052a8b4 c052a340
0001 c25e1e60 0001 8c176265 8c17678a
0001 0001 8c17678a 8600 007d8b21
Call Trace:
[c037d8de] tcp_rtt_estimator+0xb9/0xfe
[c037e0ec] tcp_ack_saw_tstamp+0x14/0x43
[c037f879] tcp_ack+0x6b8/0x17b8
[c03833cc] tcp_rcv_established+0x519/0x5f1
[c038838d] tcp_v4_do_rcv+0x28/0x2f8
[c038a4ce] tcp_v4_rcv+0x7df/0x83d
[c0372542] ip_local_deliver+0xcc/0x148
[c0372975] ip_rcv+0x3b7/0x3de
[c035fa0e] netif_receive_skb+0x17a/0x1c2
[c02cc121] rtl8139_poll+0x2d9/0x425
[c03616d7] net_rx_action+0xa8/0xc8
[c011e8e0] __do_softirq+0x40/0x90
[c010635d] do_softirq+0x4d/0xb6
===
INFO: lockdep is turned off.
Code: 24 8b 82 88 03 00 00 89 82 40 05 00 00 a1 a0 23 53 c0 89 82 44 05 00 00
83 c4 0c 5b 5e 5f 5d c3 8b 90 88 00 00 00 b8 32 00 00 00 f6 42 25 20 74 03
8b 42 54 c3 56
85 d2 b9 01 00 00 00 0f 45 ca
EIP: [c037d81b] tcp_rto_min+0xb/0x15 SS:ESP 0068:c0596dec
Kernel panic - not syncing: Fatal exception in interrupt
Hi,
Any solutions for this one? I too have been hitting it on my system.
===
BUG: unable to handle kernel NULL pointer dereference at virtual address
0025
printing eip: c03e790d *pdpt = 097c2001 1*pde =
Oops: [#1] SMP
last sysfs file: /class/vc/vcs1/dev
Modules linked in:
Pid: 0, comm: swapper Not tainted (2.6.23-rc4-mm1-cpuctl #12)
EIP: 0060:[c03e790d] EFLAGS: 00010246 CPU: 0
EIP is at tcp_rto_min+0xe/0x19
EAX: 0032 EBX: cc4a8180 ECX: 0095 EDX:
ESI: cc4a8180 EDI: c05b28e0 EBP: c05c7cfc ESP: c05c7cfc
DS: 007b ES: 007b FS: 00d8 GS: SS: 0068
Process swapper (pid: 0, ti=c05c6000 task=c0559cc0 task.ti=c05c6000)
Stack: c05c7d0c c03e79d2 cc4a8180 cc4a8180 c05c7d18 c03e9eb2 cc48a200 c05c7d68
c03ea37b 0001 ff8f ca52e8c0 005c7d48 006f7c09 0001
86cff480 0001 000c 000333ff c05c7d94
Call Trace:
[c0105c64] show_trace_log_lvl+0x19/0x2e
[c0105d26] show_stack_log_lvl+0x99/0xa8
[c0105e2e] show_registers+0xb6/0x185
[c010604a] die+0x108/0x1ed
[c0419b3e] do_page_fault+0x64e/0x735
[c04180b2] error_code+0x72/0x78
[c03e79d2] tcp_rtt_estimator+0xba/0x100
[c03e9eb2] tcp_ack_saw_tstamp+0x17/0x47
[c03ea37b] tcp_clean_rtx_queue+0x298/0x45d
[c03eaac2] tcp_ack+0x183/0x2d4
[c03ec6a0] tcp_rcv_established+0xd3/0x5ba
[c03f35ae] tcp_v4_do_rcv+0x25/0xc2
[c03f3ac0] tcp_v4_rcv+0x475/0x7c0
[c03db831] ip_local_deliver+0xd9/0x17a
[c03dbcf2] ip_rcv+0x420/0x45a
[c03c65be] netif_receive_skb+0x22b/0x249
[c02e215f] tg3_rx+0x24c/0x359
[c02e2349] tg3_poll+0xdd/0x17c
[c03c6814] net_rx_action+0x114/0x14a
[c0129163] __do_softirq+0x73/0xe6
[c012920f] do_softirq+0x39/0x51
[c012928d] irq_exit+0x47/0x49
[c0106a95] do_IRQ+0x5d/0x71
[c01058a2] common_interrupt+0x2e/0x34
[c0103123] cpu_idle+0x9e/0xb7
[c041557e] rest_init+0x52/0x54
[c05cc73d] start_kernel+0x21f/0x221
[] 0x0
===
INFO: lockdep is turned off.
Code: 75 07 89 d8 e8 32 fa ff ff 83 7e 50 7f 76 09 89 f2 89 d8 e8 fc fa ff ff
5b 5e 5f 5d c3 55 8b 90 88 00 00 00 89 e5 b8 32 00 00 00 f6 42 25 20 74 03 8b
42 54 5d c3 5
EIP: [c03e790d] tcp_rto_min+0xe/0x19 SS:ESP 0068:c05c7cfc
Kernel panic - not syncing: Fatal exception in interrupt
.config follows.
#
# Automatically generated make config: don't edit
# Linux kernel version: 2.6.23-rc4-mm1-cpuctl
# Mon Sep 17 15:54:33 2007
#
CONFIG_X86_32=y
CONFIG_GENERIC_TIME=y
CONFIG_GENERIC_CMOS_UPDATE=y
CONFIG_CLOCKSOURCE_WATCHDOG=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y
CONFIG_LOCKDEP_SUPPORT=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_SEMAPHORE_SLEEPERS=y
CONFIG_X86=y
CONFIG_MMU=y
CONFIG_ZONE_DMA=y
CONFIG_QUICKLIST=y
CONFIG_GENERIC_ISA_DMA=y
CONFIG_GENERIC_IOMAP=y
CONFIG_GENERIC_BUG=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_ARCH_MAY_HAVE_PC_FDC=y
CONFIG_DMI=y
CONFIG_DEFCONFIG_LIST=/lib/modules/$UNAME_RELEASE/.config
#
# General setup
#
CONFIG_EXPERIMENTAL=y
CONFIG_LOCK_KERNEL=y
CONFIG_INIT_ENV_ARG_LIMIT=32
CONFIG_LOCALVERSION=
CONFIG_LOCALVERSION_AUTO=y
CONFIG_SWAP=y
CONFIG_SYSVIPC=y
CONFIG_SYSVIPC_SYSCTL=y
CONFIG_POSIX_MQUEUE=y
# CONFIG_BSD_PROCESS_ACCT
