From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Fri, 13 Apr 2012 07:39:31 +1000 From: Anton Blanchard To: Gavin Shan Subject: Re: [PATCH v5 00/21] EEH reorganization Message-ID: <20120413073931.0c36169b@kryten> In-Reply-To: <1330409051-8941-1-git-send-email-shangw@linux.vnet.ibm.com> References: <1330409051-8941-1-git-send-email-shangw@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hi Gavin, > This series of patches is going to reorganize EEH so that it could > support multiple platforms in future. The requirements were raised > from the aspects. I just hit this on mainline from today (3.4.0-rc2-00065-gf549e08). Haven't had a chance to narrow it down yet. Oops: Kernel access of bad area, sig: 11 [#1] SMP NR_CPUS=1024 NUMA pSeries Modules linked in: NIP: c000000000055af8 LR: c000000000033204 CTR: 0000000000000000 REGS: c000001f42fb7990 TRAP: 0300 Tainted: G W (3.4.0-rc2-00065-gf549e08-dirty) MSR: 8000000000009032 CR: 24008084 XER: 00000000 SOFTE: 1 CFAR: 00000000000049b8 DAR: 0000000000000070, DSISR: 40000000 TASK = c000001f6c7dfc40[19010] 'eehd' THREAD: c000001f42fb4000 CPU: 6 GPR00: 0000000000000001 c000001f42fb7c10 c000000000bd3a28 c000001f80ab0800 GPR04: c000001f7c57d418 0000000000000380 c000001f7c57e070 c000000000ed5360 GPR08: 0000000000000000 c000000000c77088 0000000000000000 0000000000000001 GPR12: 0000000044008088 c00000000eda1500 00000000019ffa78 0000000000a70000 GPR16: 00000000000000bb c000000000a9f754 c000000000963230 000000000000005e GPR20: 0000000001b37e80 00000000000000bb 0000000000000000 c000000000b0ad90 GPR24: 0000000000000000 c000000000b10588 0000000000000001 c000001f80ab0800 GPR28: 0000000000000000 c000001f80ab0828 0000000000000000 c000001f7ee10000 NIP [c000000000055af8] .eeh_add_device_tree_late+0x58/0xf0 LR [c000000000033204] .pcibios_finish_adding_to_bus+0x34/0x50 Call Trace: [c000001f42fb7c10] [00000000fdffffff] 0xfdffffff (unreliable) [c000001f42fb7ca0] [c000000000033204] .pcibios_finish_adding_to_bus+0x34/0x50 [c000001f42fb7d20] [c000000000059a5c] .pcibios_add_pci_devices+0x7c/0x190 [c000001f42fb7db0] [c000000000057a6c] .eeh_reset_device+0xfc/0x1a0 [c000001f42fb7e50] [c000000000057e18] .handle_eeh_events+0x308/0x480 [c000001f42fb7f00] [c0000000000584dc] .eeh_event_handler+0x13c/0x1d0 [c000001f42fb7f90] [c00000000002099c] .kernel_thread+0x54/0x70 Instruction dump: 480000a8 60000000 ebff0000 7fbfe800 419e0098 2fbf0000 419e005c e9229eb0 80090008 2f800000 419e004c ebdf01d0 7fbf0000 3160ffff 7d2b0110 Anton