Messages in this thread | | | Date | Sat, 19 Aug 2006 23:35:57 -0700 | From | Andrew Morton <> | Subject | Re: boot failure, "DWARF2 unwinder stuck at 0xc0100199" |
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On Sat, 19 Aug 2006 21:31:21 -0400 "J. Bruce Fields" <bfields@fieldses.org> wrote:
> As of 2.6.18-rc3, one of my test machines stopped booting. I'm not > seeing the whole OOPS (I could probably set up a serial console if > necessary), but it ends in something like: > > trace_hardirqs_on > idesci_pc_intr > ide_intr > handle_IRQ_event > __do_IRQ > do_IRQ > common_interrupt > default_idle > apm_cpu_idle > cpu_idle > rest_init > start_kernel > 0xc0100199 > DWARF2 unwinder stuck at 0xc0100199 > Leftover inexact backtrace: > ======================= > BUG: unable to handle kernel paging request at virtual address 0000b034 > printing eip: > c0103712 > *pde = 00000000 > Recursive die() failure, output suppressed > <0>Kernel panic - not syncing: Fatal exception in interrupt > > Bisecting, it looks like this starts happening after c97d20a..., > "[PATCH] i386: Do backtrace fallback too", though it's a little tricky > since the compile is broken near there for a little while. > > Kernel config appended; let me know if anything else would be useful.
I think there were some unwinder fixes post-2.6.18-rc3.
We need to work out what's causing this oops asap, please. Testing 2.6.8-r4-git1 (which should be available within the day) would be useful, please. If it crashes, it'll be serial console time. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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