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Message-ID: <5f3c152b0609301357x530a18e0ibdc0d71cc2755921@mail.gmail.com> Date: Sat, 30 Sep 2006 22:57:12 +0200 From: "Eric Rannaud" <eric.rannaud@...il.com> To: "Peter Zijlstra" <a.p.zijlstra@...llo.nl> Cc: linux-kernel@...r.kernel.org, "Linus Torvalds" <torvalds@...l.org>, mingo@...e.hu, akpm@...l.org, nagar@...son.ibm.com, "Ravikiran G Thirumalai" <kiran@...lex86.org> Subject: Re: BUG-lockdep and freeze (was: Arrr! Linux 2.6.18) On 9/30/06, Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote: http://kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18/2.6.18-mm1/broken-out/slab-fix-lockdep-warnings.patch > http://kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18/2.6.18-mm1/broken-out/slab-fix-lockdep-warnings-fix.patch > http://kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18/2.6.18-mm1/broken-out/slab-fix-lockdep-warnings-fix-2.patch > > Those should rid you off the trace seen under: > > > ---- console for (1) without numa=noacpi > > Sep 30 15:54:06 liw64 kernel: Somehow, it doesn't freeze anymore, althought the BUG is still there with more or less the same stacktrace. er. ---- (v2.6.18 with the 3 patches, w/o numa=noacpi) [ 209.281596] BUG: warning at kernel/lockdep.c:565/print_infinite_recursion_bug() [ 209.281667] [ 209.281668] Call Trace: [ 209.281862] [<ffffffff8020b22d>] show_trace+0xad/0x3b0 [ 209.281921] [<ffffffff8020b775>] dump_stack+0x15/0x20 [ 209.281981] [<ffffffff8024ba6d>] print_infinite_recursion_bug+0x3d/0x50 [ 209.282098] [<ffffffff8024bb7f>] find_usage_backwards+0x2f/0xd0 [ 209.282212] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.282326] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.282439] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.282567] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.282695] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.282822] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.282949] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.283076] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.283203] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.283330] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.283457] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.283584] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.283711] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.283838] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.283965] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.284092] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.284220] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.284353] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.284398] powernow-k8: Found 16 Dual Core AMD Opteron(tm) Processor 880 processors (version 2.00.00) [ 209.284442] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284479] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284516] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284558] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284599] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284638] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284682] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284720] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284767] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284891] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284932] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.284972] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.285014] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.285051] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.285454] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.285581] [<ffffffff8024bbe3>] find_usage_backwards+0x93/0xd0 [ 209.285709] [<ffffffff8024c590>] check_usage+0x40/0x2b0 [ 209.285836] [<ffffffff8024de60>] __lock_acquire+0xa50/0xd20 [ 209.285964] [<ffffffff8024e4bb>] lock_acquire+0x8b/0xc0 [ 209.286095] [<ffffffff804ac595>] _spin_lock+0x25/0x40 [ 209.286227] [<ffffffff80227e4b>] double_rq_lock+0x2b/0x50 [ 209.286327] [<ffffffff8022cffa>] rebalance_tick+0x19a/0x340 [ 209.286430] [<ffffffff8022d21f>] scheduler_tick+0x7f/0x390 [ 209.286534] [<ffffffff8023b013>] update_process_times+0x73/0x90 [ 209.286648] [<ffffffff8021639b>] smp_local_timer_interrupt+0x2b/0x60 [ 209.286733] [<ffffffff80216b58>] smp_apic_timer_interrupt+0x58/0x70 [ 209.286819] [<ffffffff8020a76f>] apic_timer_interrupt+0x6b/0x70 [ 209.286894] [<ffffffff804aca80>] _spin_unlock_irq+0x30/0x40 [ 209.287024] [<ffffffff80249d69>] hrtimer_run_queues+0x159/0x180 [ 209.287149] [<ffffffff8023b34a>] run_timer_softirq+0x2a/0x200 [ 209.287265] [<ffffffff80237320>] __do_softirq+0x80/0x110 [ 209.287373] [<ffffffff8020adf8>] call_softirq+0x1c/0x28 [ 209.287442] [<ffffffff8020c57d>] do_softirq+0x3d/0xc0 [ 209.287512] [<ffffffff80236ff7>] irq_exit+0x57/0x60 [ 209.287619] [<ffffffff80216b5d>] smp_apic_timer_interrupt+0x5d/0x70 [ 209.287704] [<ffffffff8020a76f>] apic_timer_interrupt+0x6b/0x70 [ 209.287772] [<ffffffff802086b2>] default_idle+0x42/0x80 [ 209.287836] [<ffffffff8020875a>] cpu_idle+0x6a/0x90 [ 209.287903] [<ffffffff80a4c9ac>] start_secondary+0x4fc/0x510 [ 209.288027] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.288134] powernow-k8: MP systems not supported by PSB BIOS structure [ 209.288614] Freeing unused kernel memory: 256k freed [ 209.310446] SCSI subsystem initialized [ 209.314846] megaraid cmm: 2.20.2.7 (Release Date: Sun Jul 16 00:01:03 EST 2006) ---- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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