nexus:~# ttutils set -p FS_DEVRW -t overflow -c 10 [crash point set] name:FS_DEVRW type:overflow count:10 VFS: brelse: Trying to free free buffer Badness in __brelse at fs/buffer.c:1280 [] bh_lru_install+0xae/0xe0 [] __find_get_block+0x8d/0xd0 [] __getblk+0x2b/0x60 [] search_by_key+0x85/0xcb0 [] mempool_alloc+0x33/0xe0 [] load_balance_newidle+0x2e/0xb0 [] schedule+0x82e/0xca0 [] inode_get_bytes+0x3d/0x60 [] make_cpu_key+0x5a/0x70 [] reiserfs_update_sd_size+0xa2/0x220 [] find_lock_page+0xa6/0xc0 [] make_cpu_key+0x5a/0x70 [] reiserfs_dirty_inode+0x82/0xb0 [] page_address+0xb9/0xd0 [] reiserfs_submit_file_region_for_write+0x234/0x2a0<1>Unable to handle kernel NULL pointer dereference at virtual address 00000077 printing eip: c01166c3 *pde = 00000000 Oops: 0000 [#1] PREEMPT SMP Modules linked in: dtt hook ipv6 eth1394 ide_cd cdrom ohci1394 ieee1394 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc i2c_i801 piix ide_core hw_random ehci_hcd uhci_hcd usbcore ext3 jbd evdev psmouse rtc CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010002 (2.6.13-rc7-dtt) EIP is at do_page_fault+0xa3/0x60b eax: f7a2b000 ebx: 0000000b ecx: 0000000d edx: ffffffff esi: 0000000e edi: c02e12e3 ebp: 00000000 esp: f7a2b020 ds: 007b es: 007b ss: 0068 Process (pid: 0, threadinfo=f7a2a000 task=f7daa000) Stack: c03c904c 0000000d f7a2b040 ffffffff ffffffff 00000077 ffffffff f7a2b0f4 f7a2b0f4 c02e12e3 00000000 0000000e 0000000b ffffffff ffffffff ffffffff ffffffff ffffffff 00030001 ffffffff ffffffff ffffffff ffffffff ffffffff Call Trace: [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] do_page_fault+0xa3/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] do_page_fault+0xa3/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] do_page_fault+0xa3/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] do_page_fault+0xa3/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] do_page_fault+0xa3/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] do_page_fault+0xa3/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] do_page_fault+0xa3/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] account_system_time+0x3a/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] apic_timer_interrupt+0x1c/0x24 [] send_uevent+0x6b/0x1a0 [] _spin_unlock_irqrestore+0x5/0x20 [] vprintk+0x1ae/0x240 [] vsnprintf+0x275/0x4f0 [] printk+0x17/0x20 [] __print_symbol+0x87/0xe0 [] vsnprintf+0x275/0x4f0 [] reiserfs_submit_file_region_for_write+0x234/0x2a0 [] vscnprintf+0x2b/0x40 [] reiserfs_submit_file_region_for_write+0x234/0x2a0 [] printk+0x17/0x20 [] reiserfs_submit_file_region_for_write+0x234/0x2a0 [] show_trace+0x5f/0x90 [] reiserfs_submit_file_region_for_write+0x234/0x2a0 [] dump_stack+0x1c/0x20 [] bh_lru_install+0xae/0xe0 [] __find_get_block+0x8d/0xd0 [] __getblk+0x2b/0x60 [] search_by_key+0x85/0xcb0 [] mempool_alloc+0x33/0xe0 [] load_balance_newidle+0x2e/0xb0 [] schedule+0x82e/0xca0 [] inode_get_bytes+0x3d/0x60 [] make_cpu_key+0x5a/0x70 [] reiserfs_update_sd_size+0xa2/0x220 [] find_lock_page+0xa6/0xc0 [] make_cpu_key+0x5a/0x70 [] reiserfs_dirty_inode+0x82/0xb0 [] page_address+0xb9/0xd0 [] reiserfs_submit_file_region_for_write+0x234/0x2a0 [] reiserfs_file_write+0x533/0x6e0 [] schedule+0x660/0xca0 [] autoremove_wake_function+0x0/0x60 [] fget+0x49/0x60 [] sys_recvfrom+0x102/0x120 [] poll_freewait+0x44/0x50 [] copy_from_user+0x46/0x80 [] reiserfs_file_write+0x0/0x6e0 [] do_readv_writev+0x27e/0x300 [] sys_recv+0x33/0x40 [] vfs_writev+0x58/0x70 [] sys_writev+0x4b/0xb0 [] syscall_call+0x7/0xb ======================= Unable to handle kernel paging request at virtual address fffff030 printing eip: c0103f3d *pde = 00003067 *pte = 00000000 Oops: 0000 [#2] PREEMPT SMP Modules linked in: dtt hook ipv6 eth1394 ide_cd cdrom ohci1394 ieee1394 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc i2c_i801 piix ide_core hw_random ehci_hcd uhci_hcd usbcore ext3 jbd evdev psmouse rtc CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010002 (2.6.13-rc7-dtt) EIP is at show_trace+0x6d/0x90 eax: fffffffd ebx: ffffffff ecx: 00000000 edx: 00000006 esi: ffffffff edi: fffff000 ebp: 00000068 esp: f7a2ae74 ds: 007b es: 007b ss: 0068 Process (pid: 0, threadinfo=f7a2a000 task=f7daa000) Stack: c02dfa0e c0103125 f7a2b080 00000018 00000000 c0103fe0 00000000 f7a2b020 f7a2a000 f7a2afec 00000000 c010417a 00000000 f7a2b020 00000000 f7a2a000 f7daa000 00010002 c0313302 00000001 f7a2a000 f7a2afec c02e1345 00000000 Call Trace: [] syscall_call+0x7/0xb [] show_stack+0x80/0xa0 [] show_registers+0x15a/0x1c0 [] die+0x10a/0x1b0 [] do_page_fault+0x305/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 Code: 04 c7 04 24 03 fa 2d c0 e8 c1 aa 01 00 89 5c 24 04 c7 04 24 13 fc 2d c0 e8 d1 83 03 00 c7 04 24 8a f1 2e c0 e8 a5 aa 01 00 eb b3 <8b> 5f 30 85 db 74 0e c7 04 24 0e fa 2d c0 e8 90 aa 01 00 eb 88 <1>Unable to handle kernel NULL pointer dereference at virtual address 000000b7 printing eip: c013dc0b *pde = 00000000 Oops: 0000 [#3] PREEMPT SMP Modules linked in: dtt hook ipv6 eth1394 ide_cd cdrom ohci1394 ieee1394 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc i2c_i801 piix ide_core hw_random ehci_hcd uhci_hcd usbcore ext3 jbd evdev psmouse rtc CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010093 (2.6.13-rc7-dtt) EIP is at acct_update_integrals+0x2b/0x70 eax: 00000001 ebx: fffffffb ecx: f7daa000 edx: 00000001 esi: 00000017 edi: c380e520 ebp: f7a2acb4 esp: f7a2ac94 ds: 007b es: 007b ss: 0068 Process (pid: 0, threadinfo=f7a2a000 task=f7daa000) Stack: f7daa000 c380e160 c0119a5d f7daa000 c380e520 f7daa000 00000001 00000000 c03c2988 c0127efa f7daa000 00010000 00000001 c03c298c 00000001 f7a2acf4 c0112eb7 00000000 c02cfd29 fffff000 f7a2ae40 c02e1345 00000000 c0103b70 Call Trace: [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] release_console_sem+0x7d/0xc0 [] vprintk+0x194/0x240 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] show_trace+0x6d/0x90 [] syscall_call+0x7/0xb [] show_stack+0x80/0xa0 [] show_registers+0x15a/0x1c0 [] die+0x10a/0x1b0 [] do_page_fault+0x305/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 Code: 83 ec 08 8b 4c 24 0c 89 1c 24 89 74 24 04 8b 71 78 85 f6 74 46 8b 81 24 01 00 00 89 c3 2b 99 0c 05 00 00 74 36 89 81 0c 05 00 00 <8b> 96 a0 00 00 00 89 d8 0f af c2 31 d2 01 81 fc 04 00 00 11 91 <1>Unable to handle kernel NULL pointer dereference at virtual address 000000b7 printing eip: c013dc0b *pde = 00000000 Oops: 0000 [#4] PREEMPT SMP Modules linked in: dtt hook ipv6 eth1394 ide_cd cdrom ohci1394 ieee1394 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc i2c_i801 piix ide_core hw_random ehci_hcd uhci_hcd usbcore ext3 jbd evdev psmouse rtc CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010002 (2.6.13-rc7-dtt) EIP is at acct_update_integrals+0x2b/0x70 eax: 00000002 ebx: 00000001 ecx: f7daa000 edx: 00000001 esi: 00000017 edi: f7a2a000 ebp: f7a2aad4 esp: f7a2aab4 ds: 007b es: 007b ss: 0068 Process (pid: 0, threadinfo=f7a2a000 task=f7daa000) Stack: f7daa000 c380e160 c0119a5d f7daa000 c380e520 f7daa000 00000001 00000000 c03c2988 c0127efa f7daa000 00010000 00000001 c03c298c 00000001 f7a2ab14 c0112eb7 00000000 c02cfd29 fffff000 f7a2ac60 c02e1345 00000000 c0103b70 Call Trace: [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] autoremove_wake_function+0x2f/0x60 [] __wake_up_common+0x41/0x70 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] acct_update_integrals+0x2b/0x70 [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] release_console_sem+0x7d/0xc0 [] vprintk+0x194/0x240 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] show_trace+0x6d/0x90 [] syscall_call+0x7/0xb [] show_stack+0x80/0xa0 [] show_registers+0x15a/0x1c0 [] die+0x10a/0x1b0 [] do_page_fault+0x305/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 Code: 83 ec 08 8b 4c 24 0c 89 1c 24 89 74 24 04 8b 71 78 85 f6 74 46 8b 81 24 01 00 00 89 c3 2b 99 0c 05 00 00 74 36 89 81 0c 05 00 00 <8b> 96 a0 00 00 00 89 d8 0f af c2 31 d2 01 81 fc 04 00 00 11 91 <1>Unable to handle kernel NULL pointer dereference at virtual address 000000b7 printing eip: c013dc0b *pde = 00000000 Oops: 0000 [#5] PREEMPT SMP Modules linked in: dtt hook ipv6 eth1394 ide_cd cdrom ohci1394 ieee1394 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc i2c_i801 piix ide_core hw_random ehci_hcd uhci_hcd usbcore ext3 jbd evdev psmouse rtc CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010002 (2.6.13-rc7-dtt) EIP is at acct_update_integrals+0x2b/0x70 eax: 00000003 ebx: 00000001 ecx: f7daa000 edx: 00000001 esi: 00000017 edi: f7a2a000 ebp: f7a2a8f4 esp: f7a2a8d4 ds: 007b es: 007b ss: 0068 Process (pid: 0, threadinfo=f7a2a000 task=f7daa000) Stack: f7daa000 c380e160 c0119a5d f7daa000 c380e520 f7daa000 00000001 00000000 c03c2988 c0127efa f7daa000 00010000 00000001 c03c298c 00000001 f7a2a934 c0112eb7 00000000 c02cfd29 fffff000 f7a2aa80 c02e1345 00000000 c0103b70 Call Trace: [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] do_nmi+0x5b/0x60 [] nmi_stack_correct+0x1d/0x22 [] n_tty_receive_buf+0x1b/0x10d0 [] serial_in+0x23/0x60 [] __delay+0x12/0x20 [] serial8250_console_write+0x160/0x250 [] __call_console_drivers+0x62/0x70 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] acct_update_integrals+0x2b/0x70 [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] autoremove_wake_function+0x2f/0x60 [] __wake_up_common+0x41/0x70 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] acct_update_integrals+0x2b/0x70 [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] release_console_sem+0x7d/0xc0 [] vprintk+0x194/0x240 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] show_trace+0x6d/0x90 [] syscall_call+0x7/0xb [] show_stack+0x80/0xa0 [] show_registers+0x15a/0x1c0 [] die+0x10a/0x1b0 [] do_page_fault+0x305/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 Code: 83 ec 08 8b 4c 24 0c 89 1c 24 89 74 24 04 8b 71 78 85 f6 74 46 8b 81 24 01 00 00 89 c3 2b 99 0c 05 00 00 74 36 89 81 0c 05 00 00 <8b> 96 a0 00 00 00 89 d8 0f af c2 31 d2 01 81 fc 04 00 00 11 91 <1>Unable to handle kernel NULL pointer dereference at virtual address 000000b7 printing eip: c013dc0b *pde = 00000000 Oops: 0000 [#6] PREEMPT SMP Modules linked in: dtt hook ipv6 eth1394 ide_cd cdrom ohci1394 ieee1394 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc i2c_i801 piix ide_core hw_random ehci_hcd uhci_hcd usbcore ext3 jbd evdev psmouse rtc CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010002 (2.6.13-rc7-dtt) EIP is at acct_update_integrals+0x2b/0x70 eax: 00000004 ebx: 00000001 ecx: f7daa000 edx: 00000001 esi: 00000017 edi: f7a2a000 ebp: f7a2a714 esp: f7a2a6f4 ds: 007b es: 007b ss: 0068 Process (pid: 0, threadinfo=f7a2a000 task=f7daa000) Stack: f7daa000 c380e160 c0119a5d f7daa000 c380e520 f7daa000 00000001 00000000 c03c2988 c0127efa f7daa000 00010000 00000001 c03c298c 00000001 f7a2a754 c0112eb7 00000000 c02cfd29 fffff000 f7a2a8a0 c02e1345 00000000 c0103b70 Call Trace: [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] do_nmi+0x5b/0x60 [] delay_tsc+0x14/0x20 [] __delay+0x12/0x20 [] serial8250_console_write+0x160/0x250 [] __call_console_drivers+0x62/0x70 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] acct_update_integrals+0x2b/0x70 [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] do_nmi+0x5b/0x60 [] nmi_stack_correct+0x1d/0x22 [] n_tty_receive_buf+0x1b/0x10d0 [] serial_in+0x23/0x60 [] __delay+0x12/0x20 [] serial8250_console_write+0x160/0x250 [] __call_console_drivers+0x62/0x70 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] acct_update_integrals+0x2b/0x70 [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] autoremove_wake_function+0x2f/0x60 [] __wake_up_common+0x41/0x70 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] acct_update_integrals+0x2b/0x70 [] account_system_time+0x5d/0xc0 [] update_process_times+0x11a/0x120 [] smp_apic_timer_interrupt+0xe7/0xf0 [] _spin_unlock_irq+0x9/0x20 [] apic_timer_interrupt+0x1c/0x24 [] read_current_timer+0xb/0x20 [] __lock_text_end+0x158/0x30e [] _spin_unlock_irq+0x9/0x20 [] die+0x12f/0x1b0 [] do_page_fault+0x305/0x60b [] release_console_sem+0x7d/0xc0 [] vprintk+0x194/0x240 [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 [] show_trace+0x6d/0x90 [] syscall_call+0x7/0xb [] show_stack+0x80/0xa0 [] show_registers+0x15a/0x1c0 [] die+0x10a/0x1b0 [] do_page_fault+0x305/0x60b [] do_page_fault+0x0/0x60b [] error_code+0x4f/0x54 Code: 83 ec 08 8b 4c 24 0c 89 1c 24 89 74 24 04 8b 71 78 85 f6 74 46 8b 81 24 01 00 00 89 c3 2b 99 0c 05 00 00 74 36 89 81 0c 05 00 00 <8b> 96 a0 00 00 00 89 d8 0f af c2 31 d2 01 81 fc 04 00 00 11 91 <1>Unable to handle kernel NULL pointer dereference at virtual address 000000b7 printing eip: c013dc0b *pde = 00000000 Oops: 0000 [#7] PREEMPT SMP Modules linked in: dtt hook ipv6 eth1394 ide_cd cdrom ohci1394 ieee1394 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc i2c_i801 piix ide_core hw_random ehci_hcd uhci_hcd usbcore ext3 jbd evdev psmouse rtc CPU: 1 EIP: 0060:[] Not tainted VLI EFLAGS: 00010002 (2.6.13-rc7-dtt) EIP is at acct_update_integrals+0x2b/0x70 eax: 00000005 ebx: 00000001 ecx: f7daa000 edx: 00000001 esi: 00000017 edi: f7a2a000 ebp: f7a2a534 esp: f7a2a514 ds: 007b es: 007b ss: 0068 Process (pid: 0, threadinfo=f7a2a000 task=f7daa000) Stack: f7daa000 c380e160 c0119a5d f7daa000 c380e520 f7daa000 00000001 00000000 c03c2988 c0127efa f7daa000 00010000 00000001 c03c298c 00000001 f7a2a574 c0112eb7 00000000 c02cfd29 fffff000 f7a2a6c0 c02e1345 00000000 c0103b70 Call Trace: [] account_system_time+0x5d/0xc0