Just making sure everybody, esp. both bugs, got the message.
On Mon, Apr 07, 2025 at 02:42:46PM +0000, Holger Levsen wrote:
> On Sun, Apr 06, 2025 at 04:00:41PM +0200, Paul Gevers wrote:
> > I assume it is still valid to do this. At least without information this bug
> > might remain RC and I understand is hardly actionable. I guess you only need
> > to inspect the two nodes that were used for one of the failing
> > llvm-toolchain-18|19 runs e.g. ionos1-amd64 vs ionos15-amd64
>
> holger@ionos15-amd64:~ $ /lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 --help
> Usage: /lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 [OPTION]... EXECUTABLE-FILE
> [ARGS-FOR-PROGRAM...]
> You have invoked 'ld.so', the program interpreter for dynamically-linked
> ELF programs. Usually, the program interpreter is invoked automatically
> when a dynamically-linked executable is started.
>
> [...]
>
> This program interpreter self-identifies as: /lib64/ld-linux-x86-64.so.2
>
> Shared library search path:
> (libraries located via /etc/ld.so.cache)
> /lib/x86_64-linux-gnu (system search path)
> /usr/lib/x86_64-linux-gnu (system search path)
> /lib (system search path)
> /usr/lib (system search path)
>
> Subdirectories of glibc-hwcaps directories, in priority order:
> x86-64-v4
> x86-64-v3 (supported, searched)
> x86-64-v2 (supported, searched)
>
> Legacy HWCAP subdirectories under library search path directories:
> haswell (AT_PLATFORM; supported, searched)
> tls (supported, searched)
> avx512_1
> x86_64 (supported, searched)
> holger@ionos15-amd64:~ $
>
> holger@ionos15-amd64:~ $ cat /proc/cpuinfo |head -28
> processor : 0
> vendor_id : GenuineIntel
> cpu family : 6
> model : 60
> model name : Intel Core Processor (Haswell)
> stepping : 1
> microcode : 0x1
> cpu MHz : 2394.454
> cache size : 4096 KB
> physical id : 0
> siblings : 2
> core id : 0
> cpu cores : 1
> apicid : 0
> initial apicid : 0
> fpu : yes
> fpu_exception : yes
> cpuid level : 13
> 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 pdpe1gb rdtscp lm
> constant_tsc rep_good nopl xtopology cpuid tsc_known_freq pni pclmulqdq vmx
> ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes
> xsave avx f16c rdrand hypervisor lahf_lm abm cpuid_fault pti ssbd ibrs ibpb
> stibp tpr_shadow flexpriority ept vpid ept_ad fsgsbase bmi1 hle avx2 smep
> bmi2 erms invpcid rtm xsaveopt arat vnmi md_clear
> vmx flags : vnmi preemption_timer posted_intr invvpid ept_x_only ept_ad
> ept_1gb flexpriority apicv tsc_offset vtpr mtf vapic ept vpid
> unrestricted_guest vapic_reg vid shadow_vmcs
> bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds
> swapgs taa itlb_multihit srbds mmio_unknown bhi
> bogomips : 4788.90
> clflush size : 64
> cache_alignment : 64
> address sizes : 40 bits physical, 48 bits virtual
> power management:
>
> I don't have access to ionos1 running that CPU anymore, as IONOS
> asked me to migrate machines away from precicely that CPU type,
> so here is the same command on ionos11:
>
>
> holger@ionos11-amd64:~ $ /lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 --help
> Usage: /lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 [OPTION]... EXECUTABLE-FILE
> [ARGS-FOR-PROGRAM...]
> [...]
> This program interpreter self-identifies as: /lib64/ld-linux-x86-64.so.2
>
> Shared library search path:
> (libraries located via /etc/ld.so.cache)
> /lib/x86_64-linux-gnu (system search path)
> /usr/lib/x86_64-linux-gnu (system search path)
> /lib (system search path)
> /usr/lib (system search path)
>
> Subdirectories of glibc-hwcaps directories, in priority order:
> x86-64-v4
> x86-64-v3
> x86-64-v2 (supported, searched)
>
> Legacy HWCAP subdirectories under library search path directories:
> x86_64 (AT_PLATFORM; supported, searched)
> tls (supported, searched)
> avx512_1
> x86_64 (supported, searched)
> holger@ionos11-amd64:~ $
>
> holger@ionos11-amd64:~ $ cat /proc/cpuinfo |head -28
> processor : 0
> vendor_id : AuthenticAMD
> cpu family : 21
> model : 1
> model name : AMD Opteron 62xx class CPU
> stepping : 2
> microcode : 0x1000065
> cpu MHz : 2600.000
> cache size : 512 KB
> physical id : 0
> siblings : 1
> core id : 0
> cpu cores : 1
> apicid : 0
> initial apicid : 0
> fpu : yes
> fpu_exception : yes
> cpuid level : 13
> 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 syscall nx mmxext pdpe1gb rdtscp lm
> rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 cx16
> sse4_1 sse4_2 x2apic popcnt aes xsave avx hypervisor lahf_lm cmp_legacy svm
> abm sse4a misalignsse 3dnowprefetch osvw ssbd ibpb vmmcall virt_ssbd arat npt
> nrip_save
> bugs : fxsave_leak sysret_ss_attrs null_seg spectre_v1 spectre_v2
> spec_store_bypass retbleed ibpb_no_ret
> bogomips : 5200.00
> TLB size : 1024 4K pages
> clflush size : 64
> cache_alignment : 64
> address sizes : 40 bits physical, 48 bits virtual
> power management:
>
>
> Please note that both CPUs are vitualised (running on that actual CPU
> hardware).
