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[ 2.706216][ T82] Modules linked in: [ 2.706621][ T82] CPU: 0 UID: 0 PID: 82 Comm: cryptomgr_test Tainted: G T 6.15.0-rc5-00384-g5ff7b07fa126 #1 PREEMPT(undef) [ 2.707912][ T82] Tainted: [T]=RANDSTRUCT [ 2.708361][ T82] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 2.709408][ T82] EIP: alg_test (ld-temp.o:?) [ 2.709886][ T82] Code: 52 68 87 c4 77 82 89 d7 e8 3f ef a4 ff 83 c4 10 b8 fe ff ff ff 83 fe fe 74 9e 56 53 57 68 f7 86 78 82 e8 45 69 ac ff 83 c4 10 <0f> 0b 89 f0 eb 88 8b 45 f0 81 fb dc 00 00 00 0f 83 03 01 00 00 8b All code ======== 0: 52 push %rdx 1: 68 87 c4 77 82 push $0xffffffff8277c487 6: 89 d7 mov %edx,%edi 8: e8 3f ef a4 ff call 0xffffffffffa4ef4c d: 83 c4 10 add $0x10,%esp 10: b8 fe ff ff ff mov $0xfffffffe,%eax 15: 83 fe fe cmp $0xfffffffe,%esi 18: 74 9e je 0xffffffffffffffb8 1a: 56 push %rsi 1b: 53 push %rbx 1c: 57 push %rdi 1d: 68 f7 86 78 82 push $0xffffffff827886f7 22: e8 45 69 ac ff call 0xffffffffffac696c 27: 83 c4 10 add $0x10,%esp 2a:* 0f 0b ud2 <-- trapping instruction 2c: 89 f0 mov %esi,%eax 2e: eb 88 jmp 0xffffffffffffffb8 30: 8b 45 f0 mov -0x10(%rbp),%eax 33: 81 fb dc 00 00 00 cmp $0xdc,%ebx 39: 0f 83 03 01 00 00 jae 0x142 3f: 8b .byte 0x8b Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 89 f0 mov %esi,%eax 4: eb 88 jmp 0xffffffffffffff8e 6: 8b 45 f0 mov -0x10(%rbp),%eax 9: 81 fb dc 00 00 00 cmp $0xdc,%ebx f: 0f 83 03 01 00 00 jae 0x118 15: 8b .byte 0x8b [ 2.711902][ T82] EAX: 0000003b EBX: 84f9fa00 ECX: 80000002 EDX: 00000000 [ 2.720746][ T82] ESI: ffffffea EDI: 84f9fa80 EBP: 84ebdf08 ESP: 84ebde60 [ 2.721478][ T82] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00010286 [ 2.722299][ T82] CR0: 80050033 CR2: 77d20327 CR3: 03341000 CR4: 00040690 [ 2.723047][ T82] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 2.723759][ T82] DR6: fffe0ff0 DR7: 00000400 [ 2.724246][ T82] Call Trace: [ 2.724611][ T82] ? kvm_sched_clock_read (ld-temp.o:?) [ 2.725147][ T82] ? sched_clock_noinstr (ld-temp.o:?) [ 2.725673][ T82] ? local_clock_noinstr (ld-temp.o:?) [ 2.726213][ T82] ? __this_cpu_preempt_check (ld-temp.o:?) [ 2.726782][ T82] ? __this_cpu_preempt_check (ld-temp.o:?) [ 2.727341][ T82] ? __kthread_parkme (ld-temp.o:?) [ 2.727843][ T82] ? __kthread_parkme (ld-temp.o:?) [ 2.728433][ T82] ? __this_cpu_preempt_check (ld-temp.o:?) [ 2.729006][ T82] ? lockdep_hardirqs_on (ld-temp.o:?) [ 2.729570][ T82] cryptomgr_test (ld-temp.o:?) [ 2.730042][ T82] kthread (ld-temp.o:?) [ 2.730476][ T82] ? schedule_tail (ld-temp.o:?) [ 2.730950][ T82] ? unregister_key_type (ld-temp.o:?) [ 2.731474][ T82] ? kthreadd (ld-temp.o:?) [ 2.731914][ T82] ? kthreadd (ld-temp.o:?) [ 2.732368][ T82] ? kthreadd (ld-temp.o:?) [ 2.732796][ T82] ret_from_fork (ld-temp.o:?) [ 2.733256][ T82] ret_from_fork_asm (kbuild/obj/consumer/i386-randconfig-012-20250528/arch/x86/entry/entry_32.S:737) [ 2.733764][ T82] entry_INT80_32 (kbuild/obj/consumer/i386-randconfig-012-20250528/arch/x86/entry/entry_32.S:945) [ 2.734274][ T82] irq event stamp: 389 [ 2.734695][ T82] hardirqs last enabled at (397): console_unlock (ld-temp.o:?) [ 2.735568][ T82] hardirqs last disabled at (404): console_unlock (ld-temp.o:?) [ 2.736449][ T82] softirqs last enabled at (200): __do_softirq (ld-temp.o:?) [ 2.737295][ T82] softirqs last disabled at (189): __do_softirq (ld-temp.o:?) [ 2.738129][ T82] ---[ end trace 0000000000000000 ]--- [ 2.746180][ T92] alg: No test for 842 (842-scomp) The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20250530/202505301305.ee79d8f3-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki