Hello Everyone, I am using MPC 8270 based board with 2.6. It crashes at times. Mostly it is related to timers. I have attached several crash reports here. Anybody can give me some pointers on what could be wrong ? I really appreciate your help. Thanks.
============================================================ # Oops: kernel access of bad area, sig: 11 [#1] PREEMPT NIP: C00288C0 LR: C00289FC SP: CF493C80 REGS: cf493bd0 TRAP: 0300 Not tainted MSR: 00001032 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 11 Oops: kernel access of bad area, sig: 11 [#1] PREEMPT NIP: C0018F24 LR: C001A174 SP: CF415E90 REGS: cf415de0 TRAP: 0300 Not tainted MSR: 00001032 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 11 DAR: 00C15C74, DSISR: 22000000 TASK = c05d7b30[549] 'CCMsgHndlrExe' THREAD: cf414000 Last syscall: 104 GPR00: 00000078 CF415E90 C05D7B30 C05D7B30 C02858AC 2800046C 00000000 C02858B0 GPR08: 00C15C74 00000001 C05D7B50 0000008C B4868000 1003811C 0FFF8000 00000000 GPR16: 00000001 7FFFFB30 10016EB9 00000001 00000000 1001751C 10001694 1000E668 GPR24: C0290000 C0280000 C02820A8 C0280000 00000000 C0285400 C05D7B30 CF415E90 NIP [c0018f24] enqueue_task+0x34/0x7c LR [c001a174] scheduler_tick+0x300/0x360 Call trace: [c0019c18] account_user_time+0x78/0xe8 [c002924c] update_process_times+0x98/0x150 [c0005504] timer_interrupt+0x88/0x22c [c000448c] ret_from_except+0x0/0x14 Kernel panic - not syncing: Aiee, killing interrupt handler! <0>Rebooting in 180 seconds.. ============================================================ ============================================================ Oops: kernel access of bad area, sig: 11 [#1] PREEMPT NIP: C013CAF8 LR: C013CCC4 SP: C06FDCA0 REGS: c06fdbf0 TRAP: 0300 Not tainted MSR: 00001032 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 11 DAR: 00C12048, DSISR: 20000000 TASK = c05d7b30[495] 'CCMsgHndlrExe' THREAD: c06fc000 Last syscall: 54 GPR00: 00000001 C06FDCA0 C05D7B30 CF64F0F0 CFAF0000 0004DC93 C0280000 C028AC8C GPR08: 00200200 00C12000 00C12048 CF64F0F0 2010C022 1003811C 0FFF8000 00000000 GPR16: 00000001 7FFFFB30 10016EB9 00000001 00000000 1001751C 10001694 1000E668 GPR24: C0290000 00000001 00000000 CF64F000 CFAF0000 CF64F0F0 00001032 CF64F000 NIP [c013caf8] roothub_a+0xc/0x6c LR [c013ccc4] ohci_hub_status_data+0xa4/0x1a8 Call trace: [c0130978] rh_report_status+0x12c/0x164 [c0029460] run_timer_softirq+0x120/0x228 [c0024068] __do_softirq+0xd0/0xd8 [c00240c8] do_softirq+0x58/0x5c [c002419c] irq_exit+0x54/0x58 [c0005668] timer_interrupt+0x1ec/0x22c [c000448c] ret_from_except+0x0/0x14 [d106f5a8] FD_ioctl+0x2160/0x35a8 [FDAC1] [c007375c] do_ioctl+0x84/0xac [c00739e8] vfs_ioctl+0x88/0x2c8 [c0073c6c] sys_ioctl+0x44/0x78 [c0003de0] ret_from_syscall+0x0/0x44 Kernel panic - not syncing: Aiee, killing interrupt handler! <0>Rebooting in 180 seconds.. ========================================================== Oops: kernel access of bad are a, sig: 11 [#1] PREEMPT NIP: C0018F24 LR: C001A174 SP: CF415E90 REGS: cf415de0 TRAP: 0300 Not tainted MSR: 00001032 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 11 DAR: 00C15C74, DSISR: 22000000 TASK = c05d7b30[549] 'CCMsgHndlrExe' THREAD: cf414000 Last syscall: 104 GPR00: 00000078 CF415E90 C05D7B30 C05D7B30 C02858AC 2800046C 00000000 C02858B0 GPR08: 00C15C74 00000001 C05D7B50 0000008C B4868000 1003811C 0FFF8000 00000000 GPR16: 00000001 7FFFFB30 10016EB9 00000001 00000000 1001751C 10001694 1000E668 GPR24: C0290000 C0280000 C02820A8 C0280000 00000000 C0285400 C05D7B30 CF415E90 NIP [c0018f24] enqueue_task+0x34/0x7c LR [c001a174] scheduler_tick+0x300/0x360 Call trace: [c0019c18] account_user_time+0x78/0xe8 [c002924c] update_process_times+0x98/0x150 [c0005504] timer_interrupt+0x88/0x22c [c000448c] ret_from_except+0x0/0x14 Kernel panic - not syncing: Aiee, killing interrupt handler! <0>Rebooting in 180 seconds. ============================================================ # Oops: kernel access of bad area, sig: 11 [#1] PREEMPT NIP: C0018F24 LR: C001A150 SP: CF415D70 REGS: cf415cc0 TRAP: 0300 Not tainted MSR: 00001032 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 11 DAR: 00C1580C, DSISR: 22000000 TASK = c0525b30[495] 'CCMsgHndlrExe' THREAD: cf414000 Last syscall: 54 GPR00: 00000000 CF415D70 C0525B30 C0525B30 C0285434 00000001 100300EA C0285438 GPR08: 00C1580C 00000001 C0525B50 00000076 DB718800 1003807C 0FFF8000 00000000 GPR16: 00000001 7FFFFB30 10016EB9 00000001 00000000 1001751C 10001694 1000E5C8 GPR24: C0290000 C0280000 C02820A8 C0280000 00000000 C0285400 C0525B30 CF415D70 NIP [c0018f24] enqueue_task+0x34/0x7c LR [c001a150] scheduler_tick+0x2dc/0x360 Call trace: [c0019cf0] account_system_time+0x68/0x144 [c002924c] update_process_times+0x98/0x150 [c0005504] timer_interrupt+0x88/0x22c [c000448c] ret_from_except+0x0/0x14 [c00739e0] vfs_ioctl+0x80/0x2c8 [c0073c6c] sys_ioctl+0x44/0x78 [c0003de0] ret_from_syscall+0x0/0x44 Kernel panic - not syncing: Aiee, killing interrupt handler! <0>Rebooting in 180 seconds. ============================================================ # Oops: kernel access of bad area, sig: 11 [#1] PREEMPT NIP: C0018F24 LR: C001A150 SP: CF415D70 REGS: cf415cc0 TRAP: 0300 Not tainted MSR: 00001032 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 11 DAR: 00C1580C, DSISR: 22000000 TASK = c0525b30[495] 'CCMsgHndlrExe' THREAD: cf414000 Last syscall: 54 GPR00: 00000000 CF415D70 C0525B30 C0525B30 C0285434 00000001 100300EA C0285438 GPR08: 00C1580C 00000001 C0525B50 00000076 DB718800 1003807C 0FFF8000 00000000 GPR16: 00000001 7FFFFB30 10016EB9 00000001 00000000 1001751C 10001694 1000E5C8 GPR24: C0290000 C0280000 C02820A8 C0280000 00000000 C0285400 C0525B30 CF415D70 NIP [c0018f24] enqueue_task+0x34/0x7c LR [c001a150] scheduler_tick+0x2dc/0x360 Call trace: [c0019cf0] account_system_time+0x68/0x144 [c002924c] update_process_times+0x98/0x150 [c0005504] timer_interrupt+0x88/0x22c [c000448c] ret_from_except+0x0/0x14 [c00739e0] vfs_ioctl+0x80/0x2c8 [c0073c6c] sys_ioctl+0x44/0x78 [c0003de0] ret_from_syscall+0x0/0x44 Kernel panic - not syncing: Aiee, killing interrupt handler! <0>Rebooting in 180 seconds. ============================================================ Uninitialised timer! This is just a warning. Your computer is OK function=0xc013084c, data=0xcfa7e1a0 Call trace: [c0006d48] dump_stack+0x18/0x28 [c0028824] check_timer_failed+0x7c/0x80 [c0028bc8] mod_timer+0x40/0x8c [c01309ac] rh_report_status+0x160/0x164 [c0029460] run_timer_softirq+0x120/0x228 [c0024068] __do_softirq+0xd0/0xd8 [c00240c8] do_softirq+0x58/0x5c [c002419c] irq_exit+0x54/0x58 [c0005668] timer_interrupt+0x1ec/0x22c [c000448c] ret_from_except+0x0/0x14 [d106d50c] FD_ioctl+0xc4/0x35a8 [FDAC1] [c007375c] do_ioctl+0x84/0xac [c00739e8] vfs_ioctl+0x88/0x2c8 [c0073c6c] sys_ioctl+0x44/0x78 [c0003de0] ret_from_syscall+0x0/0x44 Uninitialised timer! This is just a warning. Your computer is OK function=0xc013084c, data=0xcfa7e1a0 Call trace: [c0006d48] dump_stack+0x18/0x28 [c0028824] check_timer_failed+0x7c/0x80 [c0028bc8] mod_timer+0x40/0x8c [c01309ac] rh_report_status+0x160/0x164 [c0029460] run_timer_softirq+0x120/0x228 [c0024068] __do_softirq+0xd0/0xd8 [c00240c8] do_softirq+0x58/0x5c [c002419c] irq_exit+0x54/0x58 [c0005668] timer_interrupt+0x1ec/0x22c [c000448c] ret_from_except+0x0/0x14 Oops: kernel access of bad area, sig: 11 [#1] PREEMPT NIP: C00293DC LR: C0029384 SP: CF449D50 REGS: cf449ca0 TRAP: 0300 Not tainted MSR: 00001032 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 11 DAR: 0A8324AC, DSISR: 22000000 TASK = c05d7b30[549] 'CCMsgHndlrExe' THREAD: cf448000 Last syscall: 54 GPR00: 000AF4C4 CF449D50 C05D7B30 00000001 64F56640 000AF4C3 C0280000 C028AE0C GPR08: C028AE14 CF449D60 CFB224AC 0A8324AC D5990000 10038490 0FFF8000 00000000 GPR16: 00000001 7FFFFB30 10016EB9 00000001 00000000 1001751C 10001694 1000E734 GPR24: C0290000 C0290000 C0200000 C028A7F4 CF449D60 C028C044 C028A608 000000C3 NIP [c00293dc] run_timer_softirq+0x9c/0x228 LR [c0029384] run_timer_softirq+0x44/0x228 Call trace: [c0024068] __do_softirq+0xd0/0xd8 [c00240c8] do_softirq+0x58/0x5c [c002419c] irq_exit+0x54/0x58 [c0005668] timer_interrupt+0x1ec/0x22c [c000448c] ret_from_except+0x0/0x14 [c00739b8] vfs_ioctl+0x58/0x2c8 [c0073c6c] sys_ioctl+0x44/0x78 [c0003de0] ret_from_syscall+0x0/0x44 Kernel panic - not syncing: Aiee, killing interrupt handler! <0>Rebooting in 180 seconds.. Thanks & Regards, Jayaprakash.
