From mboxrd@z Thu Jan 1 00:00:00 1970 From: John David Anglin Subject: Re: Issue booting v2.6.39 .. v3.4-rc6 on hp712/100 Date: Tue, 15 May 2012 16:05:47 -0400 Message-ID: <4FB2B71B.7090602@bell.net> References: <4FA9975C.5060708@bergerie> <41786065.U2qKzXR3uX@donald.sf-tec.de> <4FAA9382.7040802@bell.net> <4FAADE2A.9080803@bergerie> <4FAEE943.2030203@gmx.de> <4FB182F8.2040403@gmx.de> <1337069366.3005.10.camel@dabdike.lan> <1337073212.3005.12.camel@dabdike.lan> <4FB29F13.5070801@bell.net> <4FB2A58A.9050706@gmx.de> <4FB2AD78.1020002@bell.net> <4FB2B2A2.2020207@bell.net> <4FB2B5B1.7000604@gmx.de> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Cc: James Bottomley , Vincent , Rolf Eike Beer , linux-parisc@vger.kernel.org To: Helge Deller Return-path: In-Reply-To: <4FB2B5B1.7000604@gmx.de> List-ID: List-Id: linux-parisc.vger.kernel.org On 5/15/2012 3:59 PM, Helge Deller wrote: > On 05/15/2012 09:46 PM, John David Anglin wrote: >> On 5/15/2012 3:24 PM, John David Anglin wrote: >>> James patch now let my 715/64 boot, but still crashes on my B160L: >>>> >>>> swapper (pid 1): Illegal instruction (code 8) >>>> >>>> YZrvWESTHLNXBCVMcbcbcbcbOGFRQPDI >>>> PSW: 00000000000001001110000100001111 Not tainted >>>> r00-03 0004e10f 00000020 101198cc 17c245c0 >>>> r04-07 ffeff000 17ec05f8 007d4000 17e60260 >>>> r08-11 17c5100b fffff000 17e60310 00020000 >>>> r12-15 00000ffc 0000000b 00000000 ffeff000 >>>> r16-19 007d4000 10768020 10000000 17c22db8 >>>> r20-23 17c245c8 108fc000 00000001 00000020 >>>> r24-27 000007d4 0f2fffe0 0000fa80 106e2020 >>>> r28-31 0f2ff000 000074ee 17c24640 000072e6 >>>> sr00-03 00000000 00000001 00000000 00000000 >>>> sr04-07 00000000 00000000 00000000 00000000 >>>> >>>> IASQ: 00000000 00000000 IAOQ: 1010118c 10101190 >>>> IIR: 078113e0 ISR: 00000000 IOR: 0f2ff000 >>>> CPU: 0 CR30: 17c24000 CR31: f0102978 >>>> ORIG_R28: 17ebbe40 >>>> IAOQ[0]: flush_icache_page_asm+0x28/0x7c >>>> IAOQ[1]: flush_icache_page_asm+0x2c/0x7c >>>> RP(r2): flush_cache_page+0x90/0xb0 >>>> Backtrace: >>> This one is in a different place: flush_icache_page_asm. It has >>> crashed on the first fic,m instruction. Again it is an illegal >>> instruction. >>> >> Looking at the PA 1.1 arch, I see that the space register needs to be >> explicitly specified on PA 1.1 (format 26). The implicit (format 24) >> instruction was added in PA 2.0. >> >> Could you try adding %sr0 to the fic instructions? > no illegal instruction any longer, but "bad address".... > I changed all to " fic,m %r1(%sr0,%r28)" > > > > Freeing unused kernel memory: 320k freed > Backtrace: > [<101198cc>] flush_cache_page+0x90/0xb0 > [<101b9b84>] do_wp_page+0x1e0/0x7b4 > [<101bb970>] handle_pte_fault+0x284/0x7c0 > [<101bbf74>] handle_mm_fault+0xc8/0x120 > [<10118cc8>] do_page_fault+0x228/0x2d0 > [<1011a838>] handle_interruption+0x1d4/0x6c4 > [<10105078>] intr_check_sig+0x0/0x34 > > > Bad Address (null pointer deref?): Code=17 regs=17c244c0 (Addr=0f17d000) > > YZrvWESTHLNXBCVMcbcbcbcbOGFRQPDI > PSW: 00000000000001001111100100001111 Not tainted > r00-03 0004f90f 00000020 101198cc 17c24440 > r04-07 4017d4c4 17ebf498 007cd000 007cdb05 > r08-11 17ebee40 17ec55f4 107eb7c0 10768020 > r12-15 000007cd 17ebee74 000005f4 00050000 > r16-19 17c23098 17c24140 0011849c 17c22db8 > r20-23 0000004b 108fc000 00000000 00000000 > r24-27 000007cd 0f17dfe0 0000f9a0 106e2020 > r28-31 0f17d000 17c23098 17c244c0 6fffffff > sr00-03 00000800 00000001 00000000 00000001 > sr04-07 00000000 00000000 00000000 00000000 > > IASQ: 00000000 00000000 IAOQ: 1010118c 10101190 > IIR: 078102a0 ISR: 00000800 IOR: 0f17d000 > CPU: 0 CR30: 17c24000 CR31: f0102978 > ORIG_R28: 17c51000 > IAOQ[0]: flush_icache_page_asm+0x28/0x7c > IAOQ[1]: flush_icache_page_asm+0x2c/0x7c > RP(r2): flush_cache_page+0x90/0xb0 > Backtrace: > [<101198cc>] flush_cache_page+0x90/0xb0 > [<101b9b84>] do_wp_page+0x1e0/0x7b4 > [<101bb970>] handle_pte_fault+0x284/0x7c0 > [<101bbf74>] handle_mm_fault+0xc8/0x120 > [<10118cc8>] do_page_fault+0x228/0x2d0 > [<1011a838>] handle_interruption+0x1d4/0x6c4 > [<10105078>] intr_check_sig+0x0/0x34 > > > > Try %sr2 or %sr4. %sr0 isn't zero. Dave -- John David Anglin dave.anglin@bell.net