Latest working kernel version: 2.6.17.13 Earliest failing kernel version: Distribution: Hardware Environment:e1000 card Supermicro-PDSBA pro1000GT Ram:512mb Software Environment: Problem Description: Panic when sending heavy traffic Steps to reproduce:When i pass heavy traffic after some time the linux box went to panic. and in the backtrace is shows as PID: 2194 TASK: f71e50b0 CPU: 0 COMMAND: "xtremed" #0 [f71be8c0] crash_kexec at c012edcc #1 [f71be904] do_page_fault at c033d6dc #2 [f71be950] error_code (via page_fault) at c0102e7d EAX: 00000000 EBX: 00000000 ECX: 000f3f23 EDX: f71e5020 EBP: f71be9b4 DS: 007b ESI: 000f3f23 ES: 007b EDI: 00000000 CS: 0060 EIP: c01135cf ERR: ffffffff EFLAGS: 00010003 #3 [f71be984] scheduler_tick at c01135cf #4 [f71be9b8] update_process_times at c011e239 #5 [f71be9d4] timer_interrupt at c01052fb #6 [f71be9e8] handle_IRQ_event at c012fd61 #7 [f71bea10] __do_IRQ at c012fded #8 [f71bea38] do_IRQ at c0104587 #9 [f71bea40] common_interrupt at c0102e1d EAX: 1400020a EBX: 0f070707 ECX: 00000000 EDX: f3b40180 EBP: f71beca8 DS: 007b ESI: f76e5000 ES: 007b EDI: f71beb3c CS: 0060 EIP: c02e036b ERR: ffffff00 EFLAGS: 00000287 #10 [f71bea74] ip_route_input at c02e036b