X-Recipient: archive-cygwin AT delorie DOT com X-Original-To: cygwin AT cygwin DOT com Delivered-To: cygwin AT cygwin DOT com DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 3297139A0409 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=SystematicSw.ab.ca Authentication-Results: sourceware.org; spf=none smtp.mailfrom=systematicsw.ab.ca X-Authority-Analysis: v=2.4 cv=Ac10o1bG c=1 sm=1 tr=0 ts=61172d56 a=T+ovY1NZ+FAi/xYICV7Bgg==:117 a=T+ovY1NZ+FAi/xYICV7Bgg==:17 a=IkcTkHD0fZMA:10 a=pGLkceISAAAA:8 a=w_pzkKWiAAAA:8 a=MU4eybcMYzc-gjLx57oA:9 a=QEXdDO2ut3YA:10 a=sRI3_1zDfAgwuvI8zelB:22 To: cygwin AT cygwin DOT com References:

<1318f7eb-abf0-bcc9-c040-3edc71602d6c AT maxrnd DOT com> <20210814105405 DOT 50c21fe7f450ca23dc774ebe AT nifty DOT ne DOT jp> From: Brian Inglis Organization: Systematic Software Subject: Re: Just updated cygutils and cygstart no longer works Message-ID: Date: Fri, 13 Aug 2021 20:41:25 -0600 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20210814105405.50c21fe7f450ca23dc774ebe@nifty.ne.jp> Content-Language: en-CA X-CMAE-Envelope: MS4xfDLCPMmWphDdnsx4aumcKcCr5zLce+sy7x9FCcYh+u+j+NTQ4lOfxMp5W3C0M+zMJ90y6S8ZmTyVR8GavdCRKhIkkRo6whTN3I51q9kek4XC+0HDFiP0 73CgtlOZlwfvft+N8EJXu6PKtgOzPO3cld34KrZ55wgDuRt+djX/LmjRt+diNvd8rSVYy7qpRQBgaPLZXyrrVpJg0WnLUYl4JFE= X-Spam-Status: No, score=-1160.8 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, NICE_REPLY_A, RCVD_IN_BARRACUDACENTRAL, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: cygwin AT cygwin DOT com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: cygwin AT cygwin DOT com Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: cygwin-bounces+archive-cygwin=delorie DOT com AT cygwin DOT com Sender: "Cygwin" On 2021-08-13 19:54, Takashi Yano via Cygwin wrote: > On Fri, 13 Aug 2021 15:20:40 -0700, Mark Geisert wrote: >> Jay Abel via Cygwin wrote: >>> On Fri, Aug 13, 2021 at 10:27 AM Jay Abel wrote: >>> Sorry, more information. I'm running Windows 10, 64-bit, AMD. >>> >>> I've reverted cygutils back to 1.4.16-2 and the problem is resolved. >>>> Run cygstart with anything and no window opens. I've tried URLS cygstart >>>> http://www.cygwin.com, directories cygstart . and cygstart ./ as well as >>>> pdf files cygstart example.pdf. >>>> None of these seems to do anything anymore. >> I have the same setup as you but all seems well here. With 1.4.16-3 installed all >> four of your testcases work for me. I don't know what to suggest. >> When you have a chance, what does 'echo $?' say at the prompt after cygstart >> finishes one of your testcases? 0 means successful, 1 (or something else) means >> failure. > I have the same issue with cygstart in cygutils 1.4.16-3. > "cygstart .; echo $?" says 0. > This issue only happens in 64bit cygwin and cygstart in 32bit cygwin works. > To look into this problem, I tried to build cygutils from source, > however, it fails in the link stage of getclip with the error: > /usr/lib/gcc/x86_64-pc-cygwin/10/../../../../x86_64-pc-cygwin/bin/ld: src/clip/getclip.o: in function `getclip': > /usr/src/debug/cygutils-1.4.16-3/src/clip/getclip.c:431: undefined reference to `__imp_RtlUnicodeToUTF8N' > It seems that -lntdll flag is required to build it. Doesn't this error > happen in your environment? > So I modified Makefile.am to: > src_clip_getclip_LDADD = -lpopt -lntdll > src_clip_putclip_LDADD = -lpopt -lntdll > and tried to build again and succeeded. > The cygstart built locally works fine. > So I tried to debug cygstart using gdb and it says: > Thread 1 received signal SIGILL, Illegal instruction. > The disassembling result at $rip is: > => 0x0000000100401c15 <+389>: vmovdqa 0x18c3(%rip),%xmm0 # 0x1004034e0 > This is a AVX instruction. > My CPU is Core i7-870, which does not support AVX. > Then I ran cygstart in another machine whose CPU is Core i7-4790 > and it works without the issue. > Conclusion: > cygstart in cygutils 1.4.16-3 is compiled with AVX extentions, > therefore it can not run in old machine. Any chance this could have been built with test gcc 11 using non-standard values instead of defaults -march=x86-64/i686 -mtune=generic? Could validate by posting /proc/cpuinfo output from non-/working systems using e.g. $ awk '/^processor\t+: +0$/,/^$/' /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 21 model : 101 model name : AMD A10-9700 RADEON R7, 10 COMPUTE CORES 4C+6G stepping : 1 microcode : 0x6006118 cpu MHz : 3500.000 cache size : 1024 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 4 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 22 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good acc_power nopl tsc_reliable nonstop_tsc cpuid aperfmperf pni pclmuldq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs xop skinit wdt lwp fma4 tce nodeid_msr tbm perfctr_core perfctr_nb bpext ptsc mwaitx cpb hw_pstate fsgsbase bmi1 avx2 smep bmi2 xsaveopt arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decode_assists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov bogomips : 7000.00 TLB size : 1536 4K pages clflush size : 64 cache_alignment : 64 address sizes : 48 bits physical, 48 bits virtual power management: ts ttp tm 100mhzsteps hwpstate cpb eff_freq_ro acc_power $ awk '/^processor\t+: +0$/,/^$/' /proc/cpuinfo | fgrep avx flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good acc_power nopl tsc_reliable nonstop_tsc cpuid aperfmperf pni pclmuldq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave *avx* f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs xop skinit wdt lwp fma4 tce nodeid_msr tbm perfctr_core perfctr_nb bpext ptsc mwaitx cpb hw_pstate fsgsbase bmi1 *avx*2 smep bmi2 xsaveopt arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decode_assists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov -- Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada This email may be disturbing to some readers as it contains too much technical detail. Reader discretion is advised. [Data in binary units and prefixes, physical quantities in SI.] -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple