Messages in this thread | | | Date | Wed, 22 Jun 2005 19:05:10 -0700 (PDT) | From | William Weston <> | Subject | Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00 |
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Hi Ingo,
I just found this oops from last night on my home audio/midi system (AthlonXP running -48-37). I was burning a CD at the time, and the scsi error precedes the oops trace by 46 seconds. The system is still up and fully functional, BTW.
scsi: unknown opcode 0x01 BUG: Unable to handle kernel NULL pointer dereference at virtual address 00000009 printing eip: c044d001 *pde = 00000000 Oops: 0002 [#1] PREEMPT Modules linked in: snd_seq_dummy snd_seq_oss snd_seq_midi it87 eeprom i2c_sensor i2c_isa i2c_viapro i2c_dev i2c_core realtime usbhid ohci1394 ieee1394 uhci_hcd ehci_hcd usbcore snd_emu10k1_synth snd_emux_synth snd_seq_virmidi snd_seq_midi_event snd_seq_midi_emul snd_seq snd_emu10k1 snd_util_mem snd_hwdep snd_mpu401 snd_via82xx snd_mpu401_uart snd_cs46xx gameport snd_rawmidi snd_seq_device snd_ac97_codec snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore snd_page_alloc CPU: 0 EIP: 0060:[<c044d001>] Not tainted VLI EFLAGS: 00010007 (2.6.12-rc6-RT-V0.7.48-37) EIP is at setup_IO_APIC+0x4d1/0x4f0 eax: 00000200 ebx: c04372c0 ecx: 00000009 edx: 00024201 esi: 00000010 edi: df096000 ebp: 00000000 esp: df097f84 ds: 007b es: 007b ss: 0068 preempt: 00000002 Process IRQ 16 (pid: 2163, threadinfo=df096000 task=df7e5230) Stack: c01149db c04372c0 00000010 c013ee34 ffffff10 dfbd58e0 df096000 c04372c0 c04372c0 c013eee0 c013ef44 00000873 00000001 df097fbc 00000025 df096000 df203e3c c0131265 fffffffc ffffffff ffffffff c01311d0 00000000 00000000 Call Trace: [<c01149db>] end_level_ioapic_irq+0x4b/0xa0 (4) [<c013ee34>] do_hardirq+0x94/0x140 (12) [<c013eee0>] do_irqd+0x0/0xa0 (24) [<c013ef44>] do_irqd+0x64/0xa0 (4) [<c0131265>] kthread+0x95/0xd0 (28) [<c01311d0>] kthread+0x0/0xd0 (16) [<c010138d>] kernel_thread_helper+0x5/0x18 (16) Code: e6 00 e6 e6 e6 00 e6 e6 e6 00 e6 e6 e6 00 e6 e6 e6 00 e6 e6 e6 00 e6 e6 e6 00 e6 e6 e6 00 e6 e6 e6 00 e6 e6 e6 00 e6 e6 e6 00 fe <31> 09 00 0c 00 01 02 2e 00 00 00 55 24 10 00 0c 00 02 02 2e 2e <6>note: IRQ 16[2163] exited with preempt_count 1 BUG: scheduling while atomic: IRQ 16/0x00000001/2163 caller is do_exit+0x211/0x3b0 [<c030e8d5>] __schedule+0x555/0x710 (8) [<c011ee2c>] exit_notify+0x54c/0x8a0 (24) [<c0117c19>] wake_up_process+0x19/0x20 (4) [<c011f391>] do_exit+0x211/0x3b0 (52) [<c010443b>] die+0x16b/0x170 (40) [<c01162bd>] do_page_fault+0x34d/0x540 (64) [<c0117948>] recalc_task_prio+0x88/0x160 (16) [<c030e6e0>] __schedule+0x360/0x710 (36) [<c0117bef>] try_to_wake_up+0x11f/0x130 (12) [<c0117c19>] wake_up_process+0x19/0x20 (20) [<c030ec8f>] preempt_schedule_irq+0x4f/0x70 (48) [<c010313c>] need_resched+0x20/0x24 (20) [<c0115f70>] do_page_fault+0x0/0x540 (48) [<c0103c83>] error_code+0x4f/0x54 (8) [<c044d001>] setup_IO_APIC+0x4d1/0x4f0 (44) [<c01149db>] end_level_ioapic_irq+0x4b/0xa0 (12) [<c013ee34>] do_hardirq+0x94/0x140 (12) [<c013eee0>] do_irqd+0x0/0xa0 (24) [<c013ef44>] do_irqd+0x64/0xa0 (4) [<c0131265>] kthread+0x95/0xd0 (28) [<c01311d0>] kthread+0x0/0xd0 (16) [<c010138d>] kernel_thread_helper+0x5/0x18 (16) prev->state: 2 != TASK_RUNNING?? IRQ 16/2163: BUG in __schedule at kernel/sched.c:2968 [<c030e85c>] __schedule+0x4dc/0x710 (8) [<c0117c19>] wake_up_process+0x19/0x20 (28) [<c011f391>] do_exit+0x211/0x3b0 (52) [<c010443b>] die+0x16b/0x170 (40) [<c01162bd>] do_page_fault+0x34d/0x540 (64) [<c0117948>] recalc_task_prio+0x88/0x160 (16) [<c030e6e0>] __schedule+0x360/0x710 (36) [<c0117bef>] try_to_wake_up+0x11f/0x130 (12) [<c0117c19>] wake_up_process+0x19/0x20 (20) [<c030ec8f>] preempt_schedule_irq+0x4f/0x70 (48) [<c010313c>] need_resched+0x20/0x24 (20) [<c0115f70>] do_page_fault+0x0/0x540 (48) [<c0103c83>] error_code+0x4f/0x54 (8) [<c044d001>] setup_IO_APIC+0x4d1/0x4f0 (44) [<c01149db>] end_level_ioapic_irq+0x4b/0xa0 (12) [<c013ee34>] do_hardirq+0x94/0x140 (12) [<c013eee0>] do_irqd+0x0/0xa0 (24) [<c013ef44>] do_irqd+0x64/0xa0 (4) [<c0131265>] kthread+0x95/0xd0 (28) [<c01311d0>] kthread+0x0/0xd0 (16) [<c010138d>] kernel_thread_helper+0x5/0x18 (16)
Is this something you've already fixed in the -50-xx series? My build of -50-15 just finished, so I'll reboot and hammer on the cd burner with the latest, anyway.
--wwCONFIG_X86=y CONFIG_MMU=y CONFIG_UID16=y CONFIG_GENERIC_ISA_DMA=y CONFIG_GENERIC_IOMAP=y CONFIG_EXPERIMENTAL=y CONFIG_BROKEN=y CONFIG_BROKEN_ON_SMP=y CONFIG_LOCK_KERNEL=y CONFIG_INIT_ENV_ARG_LIMIT=32 CONFIG_LOCALVERSION="" CONFIG_SWAP=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_SYSCTL=y CONFIG_AUDIT=y CONFIG_AUDITSYSCALL=y CONFIG_HOTPLUG=y CONFIG_KOBJECT_UEVENT=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_KALLSYMS=y CONFIG_KALLSYMS_ALL=y CONFIG_PRINTK=y CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y CONFIG_SHMEM=y CONFIG_CC_ALIGN_FUNCTIONS=0 CONFIG_CC_ALIGN_LABELS=0 CONFIG_CC_ALIGN_LOOPS=0 CONFIG_CC_ALIGN_JUMPS=0 CONFIG_BASE_SMALL=0 CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_OBSOLETE_MODPARM=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_KMOD=y CONFIG_X86_PC=y CONFIG_MK7=y CONFIG_X86_CMPXCHG=y CONFIG_X86_XADD=y CONFIG_X86_L1_CACHE_SHIFT=6 CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_X86_WP_WORKS_OK=y CONFIG_X86_INVLPG=y CONFIG_X86_BSWAP=y CONFIG_X86_POPAD_OK=y CONFIG_X86_GOOD_APIC=y CONFIG_X86_INTEL_USERCOPY=y CONFIG_X86_USE_PPRO_CHECKSUM=y CONFIG_HPET_TIMER=y CONFIG_HPET_EMULATE_RTC=y CONFIG_PREEMPT_RT=y CONFIG_PREEMPT=y CONFIG_PREEMPT_SOFTIRQS=y CONFIG_PREEMPT_HARDIRQS=y CONFIG_PREEMPT_RCU=y CONFIG_PREEMPT_BKL=y CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_ASM_SEMAPHORES=y CONFIG_X86_UP_APIC=y CONFIG_X86_UP_IOAPIC=y CONFIG_X86_LOCAL_APIC=y CONFIG_X86_IO_APIC=y CONFIG_X86_TSC=y CONFIG_X86_MCE=y CONFIG_X86_MCE_NONFATAL=y CONFIG_MICROCODE=m CONFIG_X86_MSR=m CONFIG_X86_CPUID=m CONFIG_NOHIGHMEM=y CONFIG_MTRR=y CONFIG_HAVE_DEC_LOCK=y CONFIG_REGPARM=y CONFIG_SECCOMP=y CONFIG_PM=y CONFIG_ACPI=y CONFIG_ACPI_BOOT=y CONFIG_ACPI_INTERPRETER=y CONFIG_ACPI_SLEEP=y CONFIG_ACPI_SLEEP_PROC_FS=y CONFIG_ACPI_PROCESSOR=y CONFIG_ACPI_THERMAL=y CONFIG_ACPI_BLACKLIST_YEAR=0 CONFIG_ACPI_DEBUG=y CONFIG_ACPI_BUS=y CONFIG_ACPI_EC=y CONFIG_ACPI_POWER=y CONFIG_ACPI_PCI=y CONFIG_ACPI_SYSTEM=y CONFIG_X86_PM_TIMER=y CONFIG_APM=y CONFIG_APM_RTC_IS_GMT=y CONFIG_APM_REAL_MODE_POWER_OFF=y CONFIG_PCI=y CONFIG_PCI_GOANY=y CONFIG_PCI_BIOS=y CONFIG_PCI_DIRECT=y CONFIG_PCI_MMCONFIG=y CONFIG_PCI_LEGACY_PROC=y CONFIG_PCI_NAMES=y CONFIG_ISA_DMA_API=y CONFIG_ISA=y CONFIG_BINFMT_ELF=y CONFIG_BINFMT_MISC=y CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y CONFIG_PNP=y CONFIG_ISAPNP=y CONFIG_PNPACPI=y CONFIG_BLK_DEV_FD=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=m CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=16384 CONFIG_INITRAMFS_SOURCE="" CONFIG_CDROM_PKTCDVD=y CONFIG_CDROM_PKTCDVD_BUFFERS=128 CONFIG_IOSCHED_NOOP=y CONFIG_IOSCHED_AS=y CONFIG_IOSCHED_DEADLINE=y CONFIG_IOSCHED_CFQ=y CONFIG_IDE=y CONFIG_BLK_DEV_IDE=y CONFIG_BLK_DEV_IDEDISK=y CONFIG_IDEDISK_MULTI_MODE=y CONFIG_BLK_DEV_IDECD=y CONFIG_IDE_TASK_IOCTL=y CONFIG_IDE_GENERIC=y CONFIG_BLK_DEV_IDEPNP=y CONFIG_BLK_DEV_IDEPCI=y CONFIG_IDEPCI_SHARE_IRQ=y CONFIG_BLK_DEV_GENERIC=y CONFIG_BLK_DEV_IDEDMA_PCI=y CONFIG_IDEDMA_PCI_AUTO=y CONFIG_BLK_DEV_VIA82CXXX=y CONFIG_BLK_DEV_IDEDMA=y CONFIG_IDEDMA_AUTO=y CONFIG_IEEE1394=m CONFIG_IEEE1394_OUI_DB=y CONFIG_IEEE1394_EXTRA_CONFIG_ROMS=y CONFIG_IEEE1394_CONFIG_ROM_IP1394=y CONFIG_IEEE1394_OHCI1394=m CONFIG_IEEE1394_VIDEO1394=m CONFIG_IEEE1394_ETH1394=m CONFIG_IEEE1394_DV1394=m CONFIG_IEEE1394_RAWIO=m CONFIG_IEEE1394_CMP=m CONFIG_IEEE1394_AMDTP=m CONFIG_NET=y CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y CONFIG_NET_KEY=y CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_TCPDIAG=y CONFIG_XFRM=y CONFIG_NETDEVICES=y CONFIG_TUN=y CONFIG_NET_ETHERNET=y CONFIG_MII=y CONFIG_NET_PCI=y CONFIG_VIA_RHINE=y CONFIG_VIA_RHINE_MMIO=y CONFIG_INPUT=y CONFIG_INPUT_MOUSEDEV=y CONFIG_INPUT_MOUSEDEV_PSAUX=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1280 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=1024 CONFIG_INPUT_JOYDEV=y CONFIG_INPUT_EVDEV=y CONFIG_INPUT_KEYBOARD=y CONFIG_KEYBOARD_ATKBD=y CONFIG_INPUT_MOUSE=y CONFIG_MOUSE_PS2=y CONFIG_INPUT_JOYSTICK=y CONFIG_INPUT_MISC=y CONFIG_INPUT_PCSPKR=y CONFIG_SERIO=y CONFIG_SERIO_I8042=y CONFIG_SERIO_LIBPS2=y CONFIG_GAMEPORT=m CONFIG_GAMEPORT_CS461X=m CONFIG_VT=y CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_NR_UARTS=2 CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_SHARE_IRQ=y CONFIG_SERIAL_8250_DETECT_IRQ=y CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_UNIX98_PTYS=y CONFIG_HW_RANDOM=y CONFIG_RTC=y CONFIG_BLOCKER=m CONFIG_AGP=y CONFIG_AGP_VIA=y CONFIG_DRM=y CONFIG_DRM_RADEON=y CONFIG_HPET=y CONFIG_HPET_MMAP=y CONFIG_I2C=m CONFIG_I2C_CHARDEV=m CONFIG_I2C_ISA=m CONFIG_I2C_VIAPRO=m CONFIG_I2C_SENSOR=m CONFIG_SENSORS_IT87=m CONFIG_SENSORS_EEPROM=m CONFIG_VIDEO_SELECT=y CONFIG_VGA_CONSOLE=y CONFIG_DUMMY_CONSOLE=y CONFIG_SOUND=m CONFIG_SND=m CONFIG_SND_TIMER=m CONFIG_SND_PCM=m CONFIG_SND_HWDEP=m CONFIG_SND_RAWMIDI=m CONFIG_SND_SEQUENCER=m CONFIG_SND_SEQ_DUMMY=m CONFIG_SND_OSSEMUL=y CONFIG_SND_MIXER_OSS=m CONFIG_SND_PCM_OSS=m CONFIG_SND_SEQUENCER_OSS=y CONFIG_SND_RTCTIMER=m CONFIG_SND_MPU401_UART=m CONFIG_SND_DUMMY=m CONFIG_SND_VIRMIDI=m CONFIG_SND_SERIAL_U16550=m CONFIG_SND_MPU401=m CONFIG_SND_AC97_CODEC=m CONFIG_SND_CS46XX=m CONFIG_SND_CS46XX_NEW_DSP=y CONFIG_SND_EMU10K1=m CONFIG_SND_CA0106=m CONFIG_SND_VIA82XX=m CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB=m CONFIG_USB_DEVICEFS=y CONFIG_USB_EHCI_HCD=m CONFIG_USB_EHCI_SPLIT_ISO=y CONFIG_USB_EHCI_ROOT_HUB_TT=y CONFIG_USB_UHCI_HCD=m CONFIG_USB_AUDIO=m CONFIG_USB_MIDI=m CONFIG_USB_HID=m CONFIG_USB_HIDINPUT=y CONFIG_HID_FF=y CONFIG_LOGITECH_FF=y CONFIG_USB_HIDDEV=y CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y CONFIG_EXT3_FS=y CONFIG_EXT3_FS_XATTR=y CONFIG_EXT3_FS_POSIX_ACL=y CONFIG_EXT3_FS_SECURITY=y CONFIG_JBD=y CONFIG_JBD_DEBUG=y CONFIG_FS_MBCACHE=y CONFIG_FS_POSIX_ACL=y CONFIG_ROMFS_FS=m CONFIG_DNOTIFY=y CONFIG_ISO9660_FS=y CONFIG_JOLIET=y CONFIG_ZISOFS=y CONFIG_ZISOFS_FS=y CONFIG_UDF_FS=m CONFIG_UDF_NLS=y CONFIG_FAT_FS=m CONFIG_MSDOS_FS=m CONFIG_VFAT_FS=m CONFIG_FAT_DEFAULT_CODEPAGE=437 CONFIG_FAT_DEFAULT_IOCHARSET="ascii" CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_SYSFS=y CONFIG_DEVPTS_FS_XATTR=y CONFIG_DEVPTS_FS_SECURITY=y CONFIG_TMPFS=y CONFIG_TMPFS_XATTR=y CONFIG_TMPFS_SECURITY=y CONFIG_HUGETLBFS=y CONFIG_HUGETLB_PAGE=y CONFIG_RAMFS=y CONFIG_HFS_FS=m CONFIG_HFSPLUS_FS=m CONFIG_CRAMFS=m CONFIG_SMB_FS=m CONFIG_CIFS=m CONFIG_CIFS_XATTR=y CONFIG_CIFS_POSIX=y CONFIG_PARTITION_ADVANCED=y CONFIG_ATARI_PARTITION=y CONFIG_MAC_PARTITION=y CONFIG_MSDOS_PARTITION=y CONFIG_NLS=y CONFIG_NLS_DEFAULT="utf8" CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_850=y CONFIG_NLS_CODEPAGE_852=y CONFIG_NLS_CODEPAGE_1250=y CONFIG_NLS_ASCII=y CONFIG_NLS_ISO8859_1=y CONFIG_NLS_ISO8859_2=y CONFIG_NLS_ISO8859_15=y CONFIG_NLS_UTF8=y CONFIG_PROFILING=y CONFIG_DEBUG_KERNEL=y CONFIG_MAGIC_SYSRQ=y CONFIG_LOG_BUF_SHIFT=18 CONFIG_WAKEUP_TIMING=y CONFIG_LATENCY_TIMING=y CONFIG_DEBUG_BUGVERBOSE=y CONFIG_DEBUG_INFO=y CONFIG_EARLY_PRINTK=y CONFIG_X86_FIND_SMP_CONFIG=y CONFIG_X86_MPPARSE=y CONFIG_SECURITY=y CONFIG_SECURITY_NETWORK=y CONFIG_SECURITY_CAPABILITIES=m CONFIG_SECURITY_SECLVL=m CONFIG_SECURITY_SELINUX=y CONFIG_SECURITY_SELINUX_BOOTPARAM=y CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=1 CONFIG_SECURITY_SELINUX_DEVELOP=y CONFIG_SECURITY_SELINUX_AVC_STATS=y CONFIG_SECURITY_SELINUX_CHECKREQPROT_VALUE=1 CONFIG_CRYPTO=y CONFIG_CRYPTO_MD5=y CONFIG_CRYPTO_SHA1=y CONFIG_CRYPTO_DES=y CONFIG_CRYPTO_CRC32C=y CONFIG_CRC_CCITT=y CONFIG_CRC32=y CONFIG_LIBCRC32C=y CONFIG_ZLIB_INFLATE=y CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_X86_BIOS_REBOOT=y CONFIG_PC=y
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