Re: PROBLEM: oops, Linus tree: 2.6.23-g4fa4d23f, BUG: unable to handle kernel NULL pointer dereference at virtual address 00000004
Le Sun, 21 Oct 2007 13:16:32 +0800, Coly Li [EMAIL PROTECTED] a écrit : This should be fixed in recent git by http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9b013e05e0289c190a53d78ca029e2f21c0e4485 Maybe we encounter same condition, at least the symbol name is same -- sock_setsockopt. [ 4327.550291] EFLAGS: 00010282 (2.6.23-bigsmp-g4fa4d23f #6) You are testing a kernel that does not contain the aforementioned fix, so you should update your git checkout (using a kernel that can connect to the Internet ;-) ) and test the new kernel. Thanks. -- Guillaume - To unsubscribe from this list: send the line unsubscribe netdev in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: PROBLEM: oops, Linus tree: 2.6.23-g4fa4d23f, BUG: unable to handle kernel NULL pointer dereference at virtual address 00000004
added some relevant CCs On Sat, 20 Oct 2007, Dave Haywood wrote: BUG: unable to handle kernel NULL pointer dereference at virtual address 0004 Linux s1 2.6.23-g4fa4d23f #4 Fri Oct 19 10:15:50 BST 2007 i686 Pentium III (Coppermine) GenuineIntel GNU/Linux Gnu C 4.2.0 Gnu make 3.81 binutils 2.18 util-linux 2.12r mount 2.12r module-init-tools 3.2.2 e2fsprogs 1.40.2 PPP2.4.4 Linux C Library2.6.1 Dynamic linker (ldd) 2.6.1 Procps 3.2.7 Net-tools 1.60 Kbd1.13 Sh-utils 6.9 udev 115 Linux version 2.6.23-g4fa4d23f ([EMAIL PROTECTED]) (gcc version 4.2.0 (Gentoo 4.2.0 p1.4)) #4 Fri Oct 19 10:15:50 BST 2007 BIOS-provided physical RAM map: BIOS-e820: - 0009fc00 (usable) BIOS-e820: 0009fc00 - 000a (reserved) BIOS-e820: 000e - 0010 (reserved) BIOS-e820: 0010 - 0fed (usable) BIOS-e820: 0fed - 0fef (ACPI NVS) BIOS-e820: 0fef - 0ff0 (usable) BIOS-e820: feea - 0001 (reserved) 0MB HIGHMEM available. 255MB LOWMEM available. found SMP MP-table at 000f9bf0 Entering add_active_range(0, 0, 65280) 0 entries of 256 used Zone PFN ranges: DMA 0 - 4096 Normal 4096 -65280 HighMem 65280 -65280 Movable zone start PFN for each node early_node_map[1] active PFN ranges 0:0 -65280 On node 0 totalpages: 65280 DMA zone: 32 pages used for memmap DMA zone: 0 pages reserved DMA zone: 4064 pages, LIFO batch:0 Normal zone: 478 pages used for memmap Normal zone: 60706 pages, LIFO batch:15 HighMem zone: 0 pages used for memmap Movable zone: 0 pages used for memmap DMI 2.3 present. Using APIC driver default ACPI: RSDP 000E0010, 0014 (r0 COMPAQ) ACPI: RSDT 000E0080, 0054 (r1 COMPAQ CPQ0014 20010612 0) ACPI: FACP 000E0130, 0074 (r1 COMPAQ SOLANO 1 0) ACPI: DSDT 000E0204, 0CE6 (r1 COMPAQ DSDT1 MSFT 10D) ACPI: FACS 000E0040, 0040 ACPI: SSDT 000E0EEA, 0174 (r1 COMPAQ CORE_UTL1 MSFT 10D) ACPI: SSDT 000E105E, 0D3D (r1 COMPAQ VILLTBL11 MSFT 10D) ACPI: APIC 000E01A4, 0060 (r1 COMPAQ SOLANO 1 0) ACPI: SSDT 000E2D4F, 0076 (r1 COMPAQ APIC1 MSFT 10D) ACPI: SSDT 000E1D9B, 06AD (r1 COMPAQ PNP_PRSS1 MSFT 10D) ACPI: SSDT 000E24A6, 01A4 (r1 COMPAQ S31 MSFT 10D) ACPI: SSDT 000E264A, 0158 (r1 COMPAQ PIDETM1 MSFT 10D) ACPI: SSDT 000E28FF, 010B (r1 COMPAQ GTF01 MSFT 10D) ACPI: SSDT 000E27A2, 015D (r1 COMPAQ SIDETM1 MSFT 10D) ACPI: SSDT 000E2B21, 0117 (r1 COMPAQ GTF21 MSFT 10D) ACPI: SSDT 000E2EAD, 004E (r1 COMPAQFINIS1 MSFT 10D) ACPI: PM-Timer IO Port: 0xf808 ACPI: Local APIC address 0xfee0 ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled) Processor #0 6:8 APIC version 17 ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1]) ACPI: IOAPIC (id[0x08] address[0xfec0] gsi_base[0]) IOAPIC[0]: apic_id 8, version 32, address 0xfec0, GSI 0-23 ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) ACPI: IRQ0 used by override. ACPI: IRQ2 used by override. ACPI: IRQ9 used by override. Enabling APIC mode: Flat. Using 1 I/O APICs Using ACPI (MADT) for SMP configuration information Allocating PCI resources starting at 1000 (gap: 0ff0:eefa) swsusp: Registered nosave memory region: 0009f000 - 000a swsusp: Registered nosave memory region: 000a - 000e swsusp: Registered nosave memory region: 000e - 0010 swsusp: Registered nosave memory region: 0fed - 0fef Built 1 zonelists in Zone order, mobility grouping on. Total pages: 64770 Kernel command line: root=/dev/md4 mapped APIC to b000 (fee0) mapped IOAPIC to a000 (fec0) Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Initializing CPU#0 PID hash table entries: 1024 (order: 10, 4096 bytes) Detected 930.368 MHz processor. Console: colour VGA+ 80x25 console [tty0] enabled Dentry cache hash table entries: 32768 (order: 5, 131072 bytes) Inode-cache hash table entries: 16384 (order: 4, 65536 bytes) Memory: 252820k/261120k available (3213k kernel code, 7612k reserved, 1274k data, 264k init, 0k highmem) virtual kernel memory layout: fixmap : 0xfffa7000 - 0xf000 ( 352 kB) pkmap : 0xff80 - 0xffc0 (4096 kB) vmalloc : 0xd080 - 0xff7fe000 ( 751 MB)
Re: PROBLEM: oops, Linus tree: 2.6.23-g4fa4d23f, BUG: unable to handle kernel NULL pointer dereference at virtual address 00000004
BUG: unable to handle kernel NULL pointer dereference at virtual address 0004 This should be fixed in recent git by http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9b013e05e0289c190a53d78ca029e2f21c0e4485 HTH. -- Guillaume - To unsubscribe from this list: send the line unsubscribe netdev in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: PROBLEM: oops, Linus tree: 2.6.23-g4fa4d23f, BUG: unable to handle kernel NULL pointer dereference at virtual address 00000004
Guillaume Chazarain wrote: BUG: unable to handle kernel NULL pointer dereference at virtual address 0004 This should be fixed in recent git by http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9b013e05e0289c190a53d78ca029e2f21c0e4485 Maybe we encounter same condition, at least the symbol name is same -- sock_setsockopt. This happens in kernel bootup and makes network can not work properly -- I can not connect to internet the whole weekend. Same as you, I am not a network guy, I tried to understand what happened, but it seems not so easy for me ^_^. Here is the oops message: [ 4327.550035] BUG: unable to handle kernel NULL pointer dereference at virtual address 0004 [ 4327.550047] printing eip: c02ad991 *pdpt = 06062001 1*pde = [ 4327.550061] Oops: [#1] SMP [ 4327.550071] Modules linked in: arc4 ieee80211_crypt_wep af_packet ip6t_LOG nf_conntrack_ipv6 xt_pkttype ipt_LOG xt_limit deflate zlib_deflate twofish twofish_common camellia serpent blowfish des_generic cbc ecb geode_aes blkcipher aes_i586 aes_generic xcbc sha256_generic sha1_generic crypto_null af_key snd_pcm_oss snd_mixer_oss snd_seq snd_seq_device microcode ip6t_REJECT xt_tcpudp ipt_REJECT xt_state iptable_mangle iptable_nat nf_nat iptable_filter ip6table_mangle nf_conntrack_ipv4 nf_conntrack ip_tables ip6table_filter ip6_tables x_tables ipv6 cpufreq_conservative cpufreq_userspace cpufreq_powersave acpi_cpufreq speedstep_lib loop dm_mod pcmcia nsc_ircc parport_pc irda parport ipw2200 rtc_cmos ieee80211 yenta_socket rsrc_nonstatic crc_ccitt pcmcia_core thinkpad_acpi hwmon nvram rtc_core ieee80211_crypt firmware_class snd_intel8x0 sdhci rtc_lib battery snd_intel8x0m snd_ac97_codec ac97_bus output ac mmc_core snd_pcm snd_timer snd soundcore sr_mod i2c_i801 i2c_core iTCO_wdt button snd_page_alloc iTCO_vendor_support cdrom intel_agp agpgart tg3 uinput sg ehci_hcd uhci_hcd sd_mod usbcore edd ext3 mbcache jbd fan ata_piix ahci libata scsi_mod thermal processor [ 4327.550286] CPU:0 [ 4327.550288] EIP:0060:[c02ad991]Not tainted VLI [ 4327.550291] EFLAGS: 00010282 (2.6.23-bigsmp-g4fa4d23f #6) [ 4327.550305] EIP is at sk_filter_delayed_uncharge+0x1/0x23 [ 4327.550312] eax: c614f738 ebx: ecx: 0003 edx: [ 4327.550319] esi: c60d97b0 edi: c614f738 ebp: c61e2ef8 esp: c61e2ec8 [ 4327.550326] ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 [ 4327.550333] Process dhclient (pid: 7024, ti=c61e2000 task=c61e5120 task.ti=c61e2000) [ 4327.550338] Stack: c61e2ef8 c02adb57 0002 0001 c02adaff 0068 c60d97c0 0058 [ 4327.550356] c614f738 c61e2f24 c65c63f0 c61e2f48 c029c87f c61e2fb0 c030642f [ 4327.550374]0001 0246 001a 8005000b fff2 8005000b c03042ae 8005000b [ 4327.550391] Call Trace: [ 4327.550396] [c010680b] show_trace_log_lvl+0x1a/0x2f [ 4327.550409] [c01068bb] show_stack_log_lvl+0x9b/0xa3 [ 4327.550419] [c0106a7b] show_registers+0x1b8/0x28a [ 4327.550429] [c0106c58] die+0x10b/0x1ee [ 4327.550438] [c030679a] do_page_fault+0x7d4/0x8b9 [ 4327.550449] [c0304b72] error_code+0x72/0x80 [ 4327.550458] [c029c87f] sock_setsockopt+0x46f/0x4c2 [ 4327.550469] [c029952a] sys_setsockopt+0x5a/0x90 [ 4327.550478] [c029abba] sys_socketcall+0x1e8/0x241 [ 4327.550486] [c0105112] syscall_call+0x7/0xb [ 4327.550495] === [ 4327.550499] Code: 43 4e 39 d3 0f 8c 36 fe ff ff 0f b7 44 d1 f8 83 e0 07 83 f8 06 0f 94 c0 0f b6 c0 48 83 e0 ea eb 05 b8 ea ff ff ff 5b 5e 5d c3 55 8b 4a 04 89 e5 8d 0c cd 10 00 00 00 90 29 88 cc 00 00 00 8d 42 [ 4327.550590] EIP: [c02ad991] sk_filter_delayed_uncharge+0x1/0x23 SS:ESP 0068:c61e2ec8 HTH. - To unsubscribe from this list: send the line unsubscribe netdev in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
