Messages in this thread Patch in this message | | | Date | Mon, 5 Dec 2005 12:05:35 +0800 | From | Wu Fengguang <> | Subject | Re: [PATCH 02/16] radixtree: sync with mainline |
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On Sun, Dec 04, 2005 at 03:57:50PM -0800, Andrew Morton wrote: > Wu Fengguang <wfg@mail.ustc.edu.cn> wrote: > > > > [PATCH] radix-tree: Remove unnecessary indirections and clean up code > > > > is only partially merged into -mm tree. This patch completes it. > > md: autorun ... > md: ... autorun DONE. > Unable to handle kernel paging request at virtual address 8000003c > printing eip: > c013e16f > *pde = 00000000 > Oops: 0000 [#1] > SMP > Modules linked in: > CPU: 1 > EIP: 0060:[<c013e16f>] Not tainted VLI > EFLAGS: 00010086 (2.6.15-rc5-mm1) > EIP is at find_get_page+0x2e/0x4e
It is reproduced here on linux-2.6.15-rc3-mm1 with this single patch. I'm using qemu, and its screen outputs are not accessible. So I added some delays to the dump code, and grabbed two screen shots.
Wu --- linux.orig/arch/i386/kernel/traps.c +++ linux/arch/i386/kernel/traps.c @@ -158,6 +158,7 @@ static inline unsigned long print_contex printk(" [<%08lx>] ", addr); print_symbol("%s", addr); printk("\n"); + mdelay(1000); ebp = *(unsigned long *)ebp; } #else @@ -167,6 +168,7 @@ static inline unsigned long print_contex printk(" [<%08lx>]", addr); print_symbol(" %s", addr); printk("\n"); + mdelay(1000); } } #endif @@ -257,6 +259,7 @@ void show_registers(struct pt_regs *regs smp_processor_id(), 0xffff & regs->xcs, regs->eip, print_tainted(), regs->eflags, system_utsname.release); print_symbol("EIP is at %s\n", regs->eip); + mdelay(5000); printk("eax: %08lx ebx: %08lx ecx: %08lx edx: %08lx\n", regs->eax, regs->ebx, regs->ecx, regs->edx); printk("esi: %08lx edi: %08lx ebp: %08lx esp: %08lx\n", @@ -265,6 +268,7 @@ void show_registers(struct pt_regs *regs regs->xds & 0xffff, regs->xes & 0xffff, ss); printk("Process %s (pid: %d, threadinfo=%p task=%p)", current->comm, current->pid, current_thread_info(), current); + mdelay(5000); /* * When in-kernel, we also print out the stack and code at the * time of the fault..[unhandled content-type:image/png][unhandled content-type:image/png] | |