2.6.9-rc2: Kernel BUG at slab:2139 on dual AMD64

From: Rafael J. Wysocki (rjw_at_sisk.pl)
Date: 09/30/04

  • Next message: Ed Schouten: "Re: [Patch] i386: Xbox support" 
    To: Andrew Morton <akpm@osdl.org>
Date:	Thu, 30 Sep 2004 00:07:29 +0200

    Hi,

    I've obtained the following trace on a dual-Opteron box:

    ----------- [cut here ] --------- [please bite here ] ---------
    Kernel BUG at slab:2139
    invalid operand: 0000 [1] SMP
    CPU 0
    Modules linked in: isofs nls_cp437 vfat fat joydev sr_mod ide_cd cdrom sg
    usb_storage parport_pc lp parp
    ort usbserial snd_seq_oss snd_seq_midi_event snd_seq snd_pcm_oss snd_mixer_oss
    snd_ioctl32 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer
     snd_page_alloc gameport snd_mpu401_uart snd_rawmidi snd_seq_device snd
    soundcore ehci_hcd ohci1394 ieee1394 tg3 ohci_hcd usblp usbcore
    dm_mod
    Pid: 6, comm: events/0 Not tainted 2.6.9-rc2
    RIP: 0010:[free_block+358/544] <ffffffff8015f476>{free_block+358}
    RIP: 0010:[<ffffffff8015f476>] <ffffffff8015f476>{free_block+358}
    RSP: 0000:0000010001753d98 EFLAGS: 00010016
    RAX: 000000000000004a RBX: 000001001fe43000 RCX: ffffffff803c96a8
    RDX: ffffffff803c96a8 RSI: 0000000000000012 RDI: ffffffff803c96a0
    RBP: 000001001fe43390 R08: 000000000000000a R09: 0000000000000000
    R10: 00000000ffffffff R11: 0000000000000000 R12: 000001001fffea40
    R13: 0000000000000003 R14: 000001001fe43028 R15: 0000000000000003
    FS: 0000002a95e094c0(0000) GS:ffffffff804d43c0(0000) knlGS:0000000057a6abb0
    CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
    CR2: 0000002a982e1000 CR3: 0000000000101000 CR4: 00000000000006e0
    Process events/0 (pid: 6, threadinfo 0000010001752000, task 0000010020a627e0)
    Stack: 0000010020a627e0 000001001fffea58 000001001fffea78 0000000100000000
           000001001ffe7110 000001001ffe7110 000001001ffe7100 0000000000000001
           000001001fffea40 000001001fffeab8
    Call Trace:<ffffffff8015f5b9>{drain_array_locked+137}
    <ffffffff8015f6be>{cache_reap+174}
           <ffffffff8015f610>{cache_reap+0} <ffffffff801464ac>{worker_thread+476}
           <ffffffff80130d50>{default_wake_function+0}
    <ffffffff80130d50>{default_wake_function+0}
           <ffffffff801462d0>{worker_thread+0} <ffffffff8014ab59>{kthread+217}
           <ffffffff8010f0df>{child_rip+8} <ffffffff8014aa80>{kthread+0}
           <ffffffff8010f0d7>{child_rip+0}
    Sep 29 22:21:30 chimera kernel:
    Code: 0f 0b 62 fa 36 80 ff ff ff ff 5b 08 0f b7 43 24 48 89 de 4c
    RIP <ffffffff8015f476>{free_block+358} RSP <0000010001753d98>

    Surprisingly, some things worked after it had occured, but I was not able to
    shut the box down cleanly (bash didn't work).

    The .config is available at: http://www.sisk.pl/kernel/040929/2.6.9-rc2.config

    Greets,
    RJW 

    -- 
- Would you tell me, please, which way I ought to go from here?
- That depends a good deal on where you want to get to.
		-- Lewis Carroll "Alice's Adventures in Wonderland"
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