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From: aris@conectiva.com.br
To: "Anton Wöllert" <a.woellert@gmail.com>
Cc: linux-ppc-embedded <linuxppc-embedded@ozlabs.org>
Subject: Re: ptrace on linux 2.6.12 causes oops
Date: Thu, 14 Jul 2005 17:27:15 -0300	[thread overview]
Message-ID: <20050714202715.GS19321@oops.ghostprotocols.net> (raw)
In-Reply-To: <faba7798050714012370af5e74@mail.gmail.com>

> when i try to run strace or gdbserver on a program, the following comes:
> 
> NIP [c000543c] __flush_dcache_icache_phys+0x38/0x54
> LR [c000b060] flush_dcache_icache_page+0x20/0x30
> Call trace:
> [c000b154] update_mmu_cache+0x7c/0xa4
> [c005ae98] do_wp_page+0x460/0x5ec
> [c005c8a0] handle_mm_fault+0x7cc/0x91c
> [c005ccec] get_user_pages+0x2fc/0x65c
> [c0027104] access_process_vm+0x9c/0x1d4
> [c00076e0] sys_ptrace+0x240/0x4a4
> [c0002bd0] ret_from_syscall+0x0/0x44
> mm/memory.c:2054: spin_lock(kernel/fork.c:c0ea1618) already locked by 
> mm/memory.c/1306
please try to reproduce with 2.6.13-rc2. seems much like the problem Marcelo
fixed recently (dcbst misbehaviour with unpopulated TLB entries)

-- 
Aristeu

  parent reply	other threads:[~2005-07-14 20:27 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <42C1AAC1.4060702@gmail.com>
     [not found] ` <20050629085913.GA2153@logos.cnet>
     [not found]   ` <faba7798050630071347d4ad63@mail.gmail.com>
2005-07-01  9:44     ` mpc8xx and ld.so problem Marcelo Tosatti
2005-07-01 14:55       ` Jason McMullan
2005-07-01 10:17         ` Marcelo Tosatti
2005-07-01 18:56           ` Jason McMullan
2005-07-01 14:42             ` Marcelo Tosatti
2005-07-04  8:22             ` Yuli Barcohen
2005-07-05 19:53               ` Tom Rini
2005-07-06  8:58                 ` Yuli Barcohen
2005-07-08  0:36               ` Marcelo Tosatti
2005-07-10  7:31                 ` Yuli Barcohen
2005-07-13 15:41                   ` Theo Gjaltema
2005-07-13 20:32                     ` Wolfgang Denk
2005-07-13 21:32                       ` Theo Gjaltema
2005-07-13 23:11                         ` Wolfgang Denk
2005-07-14  5:44                     ` Anton Wöllert
2005-07-14  8:23           ` ptrace on linux 2.6.12 causes oops Anton Wöllert
2005-07-14 13:31             ` Kumar Gala
2005-07-14 11:20               ` Marcelo Tosatti
     [not found]               ` <faba77980507140809ad923db@mail.gmail.com>
2005-07-14 15:11                 ` Anton Wöllert
2005-07-14 20:27             ` aris [this message]
2005-07-14 11:19               ` Marcelo Tosatti
2005-07-15  9:42                 ` Anton Wöllert
2005-07-15  5:03                   ` Marcelo Tosatti
2005-07-03 16:01       ` mpc8xx and ld.so problem Anton Wöllert

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