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[ 1046.641678][ C0] _raw_spin_trylock (include/linux/spinlock_api_smp.h:89 kernel/locking/spinlock.c:138) [ 1046.642473][ C0] __free_frozen_pages (mm/page_alloc.c:2973) [ 1046.643279][ C0] ___free_pages (mm/page_alloc.c:5295) [ 1046.643956][ C0] __free_pages (mm/page_alloc.c:5334) [ 1046.644624][ C0] tlb_remove_table_rcu (include/linux/mm.h:? include/linux/mm.h:3122 include/asm-generic/tlb.h:220 mm/mmu_gather.c:227 mm/mmu_gather.c:290) [ 1046.645520][ C0] ? __cfi_tlb_remove_table_rcu (mm/mmu_gather.c:289) [ 1046.646384][ C0] ? rcu_core (kernel/rcu/tree.c:?) [ 1046.647092][ C0] rcu_core (include/linux/rcupdate.h:341 kernel/rcu/tree.c:2607 kernel/rcu/tree.c:2861) [ 1046.647774][ C0] rcu_core_si (kernel/rcu/tree.c:2879) [ 1046.648439][ C0] handle_softirqs (arch/x86/include/asm/jump_label.h:36 include/trace/events/irq.h:142 kernel/softirq.c:623) [ 1046.649202][ C0] __irq_exit_rcu (arch/x86/include/asm/jump_label.h:36 kernel/softirq.c:725) [ 1046.649919][ C0] irq_exit_rcu (kernel/softirq.c:741) [ 1046.650593][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1052) [ 1046.651520][ C0] [ 1046.651984][ C0] [ 1046.652466][ C0] asm_sysvec_apic_timer_interrupt (arch/x86/include/asm/idtentry.h:697) [ 1046.653389][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (arch/x86/include/asm/preempt.h:95 include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 1046.654391][ C0] Code: 00 44 89 f6 c1 ee 09 48 c7 c7 e0 f2 7e 86 31 d2 31 c9 e8 e8 dd 80 fd 4d 85 f6 74 05 e8 de e5 fd ff 0f ba e3 09 73 01 fb 31 f6 0d 2f dc 6f 01 0f 95 c3 40 0f 94 c6 48 c7 c7 10 f3 7e 86 31 d2 All code ======== 0: 00 44 89 f6 add %al,-0xa(%rcx,%rcx,4) 4: c1 ee 09 shr $0x9,%esi 7: 48 c7 c7 e0 f2 7e 86 mov $0xffffffff867ef2e0,%rdi e: 31 d2 xor %edx,%edx 10: 31 c9 xor %ecx,%ecx 12: e8 e8 dd 80 fd call 0xfffffffffd80ddff 17: 4d 85 f6 test %r14,%r14 1a: 74 05 je 0x21 1c: e8 de e5 fd ff call 0xfffffffffffde5ff 21: 0f ba e3 09 bt $0x9,%ebx 25: 73 01 jae 0x28 27: fb sti 28: 31 f6 xor %esi,%esi 2a:* ff 0d 2f dc 6f 01 decl 0x16fdc2f(%rip) # 0x16fdc5f <-- trapping instruction 30: 0f 95 c3 setne %bl 33: 40 0f 94 c6 sete %sil 37: 48 c7 c7 10 f3 7e 86 mov $0xffffffff867ef310,%rdi 3e: 31 d2 xor %edx,%edx Code starting with the faulting instruction =========================================== 0: ff 0d 2f dc 6f 01 decl 0x16fdc2f(%rip) # 0x16fdc35 6: 0f 95 c3 setne %bl 9: 40 0f 94 c6 sete %sil d: 48 c7 c7 10 f3 7e 86 mov $0xffffffff867ef310,%rdi 14: 31 d2 xor %edx,%edx [ 1046.657511][ C0] RSP: 0000:ffffc900001cfb50 EFLAGS: 00000246 [ 1046.658482][ C0] RAX: 0000000000000000 RBX: 0000000000000206 RCX: 0000000000000000 [ 1046.659740][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 1046.660979][ C0] RBP: ffffc900001cfb68 R08: 0000000000000000 R09: 0000000000000000 [ 1046.662239][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888807e35f50 [ 1046.663505][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 1046.664741][ C0] free_pcppages_bulk (mm/page_alloc.c:1494) [ 1046.665618][ C0] drain_pages_zone (include/linux/spinlock.h:391 mm/page_alloc.c:2632) [ 1046.666374][ C0] __drain_all_pages (mm/page_alloc.c:2731) [ 1046.667171][ C0] drain_all_pages (mm/page_alloc.c:2747) [ 1046.667908][ C0] kcompactd (mm/compaction.c:3115) [ 1046.668625][ C0] kthread (kernel/kthread.c:465) [ 1046.669299][ C0] ? __cfi_kcompactd (mm/compaction.c:3166) [ 1046.670046][ C0] ? __cfi_kthread (kernel/kthread.c:412) [ 1046.670764][ C0] ret_from_fork (arch/x86/kernel/process.c:164) [ 1046.671483][ C0] ? __cfi_kthread (kernel/kthread.c:412) [ 1046.672174][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:255) [ 1046.672936][ C0] The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20251210/202512101320.e2f2dd6f-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki