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[ 3.835140][ T59] Code: ff ff 89 f9 89 da ff 75 f0 e8 15 01 00 00 83 c4 04 e9 03 fe ff ff 89 f9 89 da ff 75 f0 e8 01 49 f6 ff 83 c4 04 e9 f7 fc ff ff <0f> 0b 89 f9 89 da ff 75 f0 e8 eb 03 00 00 83 c4 04 e9 d9 fd ff ff All code ======== 0: ff (bad) 1: ff 89 f9 89 da ff decl -0x257607(%rcx) 7: 75 f0 jne 0xfffffffffffffff9 9: e8 15 01 00 00 call 0x123 e: 83 c4 04 add $0x4,%esp 11: e9 03 fe ff ff jmp 0xfffffffffffffe19 16: 89 f9 mov %edi,%ecx 18: 89 da mov %ebx,%edx 1a: ff 75 f0 push -0x10(%rbp) 1d: e8 01 49 f6 ff call 0xfffffffffff64923 22: 83 c4 04 add $0x4,%esp 25: e9 f7 fc ff ff jmp 0xfffffffffffffd21 2a:* 0f 0b ud2 <-- trapping instruction 2c: 89 f9 mov %edi,%ecx 2e: 89 da mov %ebx,%edx 30: ff 75 f0 push -0x10(%rbp) 33: e8 eb 03 00 00 call 0x423 38: 83 c4 04 add $0x4,%esp 3b: e9 d9 fd ff ff jmp 0xfffffffffffffe19 Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 89 f9 mov %edi,%ecx 4: 89 da mov %ebx,%edx 6: ff 75 f0 push -0x10(%rbp) 9: e8 eb 03 00 00 call 0x3f9 e: 83 c4 04 add $0x4,%esp 11: e9 d9 fd ff ff jmp 0xfffffffffffffdef [ 3.835140][ T59] EAX: 80000000 EBX: 00000000 ECX: 4324aef7 EDX: 431f7ada [ 3.835140][ T59] ESI: 52cb2000 EDI: 52cb5f34 EBP: 52cb5f14 ESP: 52cb5ef0 [ 3.835140][ T59] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00210046 [ 3.835140][ T59] CR0: 80050033 CR2: 00000004 CR3: 1275e000 CR4: 000406b0 [ 3.835140][ T59] Call Trace: [ 3.835140][ T59] ? debug_smp_processor_id (ld-temp.o:?) [ 3.835140][ T59] ? trace_page_fault_kernel (ld-temp.o:?) [ 3.835140][ T59] ? exc_page_fault (ld-temp.o:?) [ 3.835140][ T59] ? pvclock_clocksource_read_nowd (ld-temp.o:?) [ 3.835140][ T59] ? entry_INT80_32 (arch/x86/entry/entry_32.S:945) [ 3.835140][ T59] ? handle_exception (arch/x86/entry/entry_32.S:1048) [ 3.835140][ T59] ? entry_INT80_32 (arch/x86/entry/entry_32.S:945) [ 3.835140][ T59] ? xas_find_conflict (ld-temp.o:?) [ 3.835140][ T59] ? pvclock_clocksource_read_nowd (ld-temp.o:?) [ 3.835140][ T59] ? do_int80_syscall_32 (ld-temp.o:?) [ 3.835140][ T59] ? pvclock_clocksource_read_nowd (ld-temp.o:?) [ 3.835140][ T59] ? do_int80_syscall_32 (ld-temp.o:?) [ 3.835140][ T59] ? entry_INT80_32 (arch/x86/entry/entry_32.S:945) [ 3.835140][ T59] irq event stamp: 5220 [ 3.835140][ T59] hardirqs last enabled at (5219): free_to_partial_list (ld-temp.o:?) [ 3.835140][ T59] hardirqs last disabled at (5220): do_int80_syscall_32 (ld-temp.o:?) [ 3.835140][ T59] softirqs last enabled at (2722): __do_softirq (ld-temp.o:?) [ 3.835140][ T59] softirqs last disabled at (2713): __do_softirq (ld-temp.o:?) [ 3.835140][ T59] ---[ end trace 0000000000000000 ]--- The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260216/202602160941.c62658c7-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki