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SubjectRe: 2.6.26.3-rt3 bug report
On Mon, Aug 25, 2008 at 12:51 AM, John Kacur <jkacur@gmail.com> wrote:
> I haven't seen this one before.
>
> Bad page state in process 'firefox-bin'
> page:ffffe20001011f00 flags:0x0100000000000000
> mapping:ffffe20001011f18 mapcount:0 count:0
> Trying to fix it up, but a reboot is needed
> Backtrace:
> Pid: 4180, comm: firefox-bin Tainted: G W 2.6.26.3-rt3 #3
>
> Call Trace:
> [<ffffffff80287a72>] bad_page+0x6f/0x9d
> [<ffffffff8029184c>] ? inc_zone_page_state+0x5f/0x6b
> [<ffffffff80289046>] free_hot_cold_page+0x88/0x1e6
> [<ffffffff8028920b>] free_hot_page+0x10/0x12
> [<ffffffff8028922a>] __free_pages+0x1d/0x26
> [<ffffffff80294b95>] __pte_alloc+0x8e/0x99
> [<ffffffff80294cff>] handle_mm_fault+0x15f/0x766
> [<ffffffff8045f2d6>] ? rt_mutex_down_read_trylock+0x1ee/0x1f9
> [<ffffffff804629d9>] do_page_fault+0x51d/0x92c
> [<ffffffff8021251c>] ? native_sched_clock+0x2a/0x72
> [<ffffffff8027c930>] ? ftrace_now+0x9/0xb
> [<ffffffff80281548>] ? tracing_hist_preempt_start+0xf1/0x10d
> [<ffffffff8021251c>] ? native_sched_clock+0x2a/0x72
> [<ffffffff8027c930>] ? ftrace_now+0x9/0xb
> [<ffffffff804602f9>] error_exit+0x0/0x56
>
> ---------------------------
> | preempt count: 00000000 ]
> | 0-level deep critical section nesting:
> ----------------------------------------
>

Slightly different form today.

Bad page state in process 'firefox-bin'
page:ffffe20000daa360 flags:0x0100000000000000
mapping:ffffe20000daa378 mapcount:0 count:0
Trying to fix it up, but a reboot is needed
Backtrace:
Pid: 16955, comm: firefox-bin Not tainted 2.6.26.3-rt3 #3
Call Trace:
[<ffffffff80287a72>] bad_page+0x6f/0x9d
[<ffffffff8029184c>] ? inc_zone_page_state+0x5f/0x6b
[<ffffffff80289046>] free_hot_cold_page+0x88/0x1e6
[<ffffffff8028920b>] free_hot_page+0x10/0x12
[<ffffffff8028922a>] __free_pages+0x1d/0x26
[<ffffffff80294b95>] __pte_alloc+0x8e/0x99
[<ffffffff80294cff>] handle_mm_fault+0x15f/0x766
[<ffffffff8045f2d6>] ? rt_mutex_down_read_trylock+0x1ee/0x1f9
[<ffffffff804629d9>] do_page_fault+0x51d/0x92c
[<ffffffff8027f57a>] ? trace_hardirqs_off+0x11d/0x136
[<ffffffff8045feeb>] ? __spin_unlock_irqrestore+0x29/0x4d
[<ffffffff8045feeb>] ? __spin_unlock_irqrestore+0x29/0x4d
[<ffffffff8023168b>] ? hrtick_set+0x8f/0x100
[<ffffffff8021251c>] ? native_sched_clock+0x2a/0x72
[<ffffffff8027c930>] ? ftrace_now+0x9/0xb
[<ffffffff80281a97>] ? tracing_hist_preempt_stop+0x2cb/0x2f5
[<ffffffff8020c94d>] ? retint_swapgs+0xe/0x13
[<ffffffff8045f52c>] ? trace_hardirqs_on_thunk+0x3a/0x3c
[<ffffffff804602f9>] error_exit+0x0/0x56
---------------------------
| preempt count: 00000000 ]
| 0-level deep critical section nesting:
----------------------------------------

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