Warning: Permanently added '[localhost]:44615' (ED25519) to the list of known hosts. executing program [ 79.319897][ T5103] FAULT_INJECTION: forcing a failure. [ 79.319897][ T5103] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 79.319922][ T5103] CPU: 0 UID: 0 PID: 5103 Comm: syz-executor161 Not tainted 6.11.0-rc6-syzkaller-00048-gc7fb1692dc01 #0 [ 79.319938][ T5103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 79.319946][ T5103] Call Trace: [ 79.319951][ T5103] [ 79.319957][ T5103] dump_stack_lvl+0x241/0x360 [ 79.320073][ T5103] ? __pfx_dump_stack_lvl+0x10/0x10 [ 79.320088][ T5103] ? __pfx__printk+0x10/0x10 [ 79.320109][ T5103] should_fail_ex+0x3b0/0x4e0 [ 79.320158][ T5103] prepare_alloc_pages+0x1da/0x5d0 [ 79.320182][ T5103] __alloc_pages_noprof+0x166/0x6c0 [ 79.320202][ T5103] ? __pfx___alloc_pages_noprof+0x10/0x10 [ 79.320225][ T5103] ? fb_set_var+0x3db/0xf10 [ 79.320246][ T5103] ___kmalloc_large_node+0x8b/0x1d0 [ 79.320263][ T5103] __kmalloc_large_node_noprof+0x1a/0x80 [ 79.320277][ T5103] ? vc_do_resize+0x31b/0x17f0 [ 79.320292][ T5103] __kmalloc_noprof+0x2ae/0x400 [ 79.320309][ T5103] vc_do_resize+0x31b/0x17f0 [ 79.320322][ T5103] ? mark_lock+0x9a/0x350 [ 79.320358][ T5103] ? __pfx_vc_do_resize+0x10/0x10 [ 79.320375][ T5103] ? fb_match_mode+0x5b0/0x6f0 [ 79.320393][ T5103] ? fbcon_set_disp+0x76c/0x11d0 [ 79.320409][ T5103] ? fb_get_color_depth+0x159/0x280 [ 79.320426][ T5103] fbcon_set_disp+0xac9/0x11d0 [ 79.320443][ T5103] ? is_console_locked+0x9/0x20 [ 79.320458][ T5103] ? __pfx_drm_fb_helper_set_par+0x10/0x10 [ 79.320473][ T5103] set_con2fb_map+0xa6c/0x10a0 [ 79.320498][ T5103] fbcon_set_con2fb_map_ioctl+0x207/0x320 [ 79.320513][ T5103] ? __pfx_fbcon_set_con2fb_map_ioctl+0x10/0x10 [ 79.320528][ T5103] ? tomoyo_path_number_perm+0x71a/0x880 [ 79.320549][ T5103] do_fb_ioctl+0x38f/0x7b0 [ 79.320567][ T5103] ? __pfx_tomoyo_path_number_perm+0x10/0x10 [ 79.320584][ T5103] ? __pfx_do_fb_ioctl+0x10/0x10 [ 79.320633][ T5103] ? bpf_lsm_file_ioctl+0x9/0x10 [ 79.320650][ T5103] ? security_file_ioctl+0x87/0xb0 [ 79.320666][ T5103] ? __pfx_fb_ioctl+0x10/0x10 [ 79.320690][ T5103] __se_sys_ioctl+0xfc/0x170 [ 79.320706][ T5103] do_syscall_64+0xf3/0x230 [ 79.320719][ T5103] ? clear_bhb_loop+0x35/0x90 [ 79.320740][ T5103] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.320754][ T5103] RIP: 0033:0x7feb9b353729 [ 79.320766][ T5103] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 79.320776][ T5103] RSP: 002b:00007ffde9b9f968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.320794][ T5103] RAX: ffffffffffffffda RBX: 00007ffde9b9f980 RCX: 00007feb9b353729 [ 79.320803][ T5103] RDX: 00000000200000c0 RSI: 0000000000004610 RDI: 0000000000000003 [ 79.320812][ T5103] RBP: 0000000000000001 R08: 00007ffde9b9f707 R09: 00000000000000a0 [ 79.320821][ T5103] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000001 [ 79.320828][ T5103] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 79.320848][ T5103] [ 79.344859][ T5103] ================================================================== [ 79.344873][ T5103] BUG: KASAN: vmalloc-out-of-bounds in sys_imageblit+0x1ec6/0x2b00 [ 79.344898][ T5103] Write of size 4 at addr ffffc90001c41000 by task syz-executor161/5103 [ 79.344908][ T5103] [ 79.344913][ T5103] CPU: 0 UID: 0 PID: 5103 Comm: syz-executor161 Not tainted 6.11.0-rc6-syzkaller-00048-gc7fb1692dc01 #0 [ 79.344926][ T5103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 79.344933][ T5103] Call Trace: [ 79.344938][ T5103] [ 79.344942][ T5103] dump_stack_lvl+0x241/0x360 [ 79.344958][ T5103] ? __pfx_dump_stack_lvl+0x10/0x10 [ 79.344968][ T5103] ? __pfx__printk+0x10/0x10 [ 79.344980][ T5103] ? _printk+0xd5/0x120 [ 79.344992][ T5103] print_report+0x169/0x550 [ 79.345009][ T5103] ? __virt_addr_valid+0xbd/0x530 [ 79.345022][ T5103] ? sys_imageblit+0x1ec6/0x2b00 [ 79.345038][ T5103] kasan_report+0x143/0x180 [ 79.345052][ T5103] ? sys_imageblit+0x1ec6/0x2b00 [ 79.345068][ T5103] sys_imageblit+0x1ec6/0x2b00 [ 79.345088][ T5103] ? __pfx_sys_imageblit+0x10/0x10 [ 79.345103][ T5103] ? queue_work_on+0x25f/0x380 [ 79.345119][ T5103] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 79.345135][ T5103] drm_fbdev_shmem_defio_imageblit+0x2e/0x100 [ 79.345153][ T5103] bit_putcs+0x18ba/0x1db0 [ 79.345178][ T5103] ? __pfx_bit_putcs+0x10/0x10 [ 79.345195][ T5103] ? fb_set_cmap+0x6fb/0x880 [ 79.345209][ T5103] ? fb_get_color_depth+0x159/0x280 [ 79.345225][ T5103] fbcon_putcs+0x255/0x390 [ 79.345238][ T5103] ? __pfx_bit_putcs+0x10/0x10 [ 79.345251][ T5103] do_update_region+0x396/0x450 [ 79.345268][ T5103] redraw_screen+0x902/0xe90 [ 79.345280][ T5103] ? fb_match_mode+0x5b0/0x6f0 [ 79.345295][ T5103] ? con_is_visible+0x77/0x150 [ 79.345307][ T5103] ? __pfx_redraw_screen+0x10/0x10 [ 79.345317][ T5103] ? fbcon_set_disp+0xada/0x11d0 [ 79.345331][ T5103] ? is_console_locked+0x9/0x20 [ 79.345345][ T5103] ? __pfx_drm_fb_helper_set_par+0x10/0x10 [ 79.345361][ T5103] set_con2fb_map+0xa6c/0x10a0 [ 79.345377][ T5103] fbcon_set_con2fb_map_ioctl+0x207/0x320 [ 79.345391][ T5103] ? __pfx_fbcon_set_con2fb_map_ioctl+0x10/0x10 [ 79.345405][ T5103] ? tomoyo_path_number_perm+0x71a/0x880 [ 79.345423][ T5103] do_fb_ioctl+0x38f/0x7b0 [ 79.345437][ T5103] ? __pfx_tomoyo_path_number_perm+0x10/0x10 [ 79.345452][ T5103] ? __pfx_do_fb_ioctl+0x10/0x10 [ 79.345485][ T5103] ? bpf_lsm_file_ioctl+0x9/0x10 [ 79.345501][ T5103] ? security_file_ioctl+0x87/0xb0 [ 79.345518][ T5103] ? __pfx_fb_ioctl+0x10/0x10 [ 79.345535][ T5103] __se_sys_ioctl+0xfc/0x170 [ 79.345549][ T5103] do_syscall_64+0xf3/0x230 [ 79.345563][ T5103] ? clear_bhb_loop+0x35/0x90 [ 79.345580][ T5103] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.345595][ T5103] RIP: 0033:0x7feb9b353729 [ 79.345608][ T5103] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 79.345618][ T5103] RSP: 002b:00007ffde9b9f968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.345633][ T5103] RAX: ffffffffffffffda RBX: 00007ffde9b9f980 RCX: 00007feb9b353729 [ 79.345643][ T5103] RDX: 00000000200000c0 RSI: 0000000000004610 RDI: 0000000000000003 [ 79.345652][ T5103] RBP: 0000000000000001 R08: 00007ffde9b9f707 R09: 00000000000000a0 [ 79.345661][ T5103] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000001 [ 79.345669][ T5103] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 79.345682][ T5103] [ 79.345687][ T5103] [ 79.345692][ T5103] The buggy address belongs to the virtual mapping at [ 79.345692][ T5103] [ffffc90001941000, ffffc90001c42000) created by: [ 79.345692][ T5103] drm_gem_shmem_vmap+0x3ac/0x630 [ 79.345713][ T5103] [ 79.345717][ T5103] Memory state around the buggy address: [ 79.345723][ T5103] ffffc90001c40f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 79.345732][ T5103] ffffc90001c40f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 79.345740][ T5103] >ffffc90001c41000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 79.345746][ T5103] ^ [ 79.345752][ T5103] ffffc90001c41080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 79.345760][ T5103] ffffc90001c41100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 79.345766][ T5103] ================================================================== [ 79.345796][ T5103] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 79.345804][ T5103] CPU: 0 UID: 0 PID: 5103 Comm: syz-executor161 Not tainted 6.11.0-rc6-syzkaller-00048-gc7fb1692dc01 #0 [ 79.345818][ T5103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 79.345825][ T5103] Call Trace: [ 79.345830][ T5103] [ 79.345836][ T5103] dump_stack_lvl+0x241/0x360 [ 79.345850][ T5103] ? __pfx_dump_stack_lvl+0x10/0x10 [ 79.345864][ T5103] ? __pfx__printk+0x10/0x10 [ 79.345875][ T5103] ? rcu_is_watching+0x15/0xb0 [ 79.345892][ T5103] ? preempt_schedule+0xe1/0xf0 [ 79.345906][ T5103] ? vscnprintf+0x5d/0x90 [ 79.345921][ T5103] panic+0x349/0x860 [ 79.345934][ T5103] ? check_panic_on_warn+0x21/0xb0 [ 79.345948][ T5103] ? __pfx_panic+0x10/0x10 [ 79.345962][ T5103] ? _raw_spin_unlock_irqrestore+0x130/0x140 [ 79.345980][ T5103] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 79.345997][ T5103] ? print_report+0x502/0x550 [ 79.346016][ T5103] check_panic_on_warn+0x86/0xb0 [ 79.346030][ T5103] ? sys_imageblit+0x1ec6/0x2b00 [ 79.346047][ T5103] end_report+0x77/0x160 [ 79.346064][ T5103] kasan_report+0x154/0x180 [ 79.346082][ T5103] ? sys_imageblit+0x1ec6/0x2b00 [ 79.346102][ T5103] sys_imageblit+0x1ec6/0x2b00 [ 79.346126][ T5103] ? __pfx_sys_imageblit+0x10/0x10 [ 79.346143][ T5103] ? queue_work_on+0x25f/0x380 [ 79.346162][ T5103] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 79.346178][ T5103] drm_fbdev_shmem_defio_imageblit+0x2e/0x100 [ 79.346198][ T5103] bit_putcs+0x18ba/0x1db0 [ 79.346226][ T5103] ? __pfx_bit_putcs+0x10/0x10 [ 79.346243][ T5103] ? fb_set_cmap+0x6fb/0x880 [ 79.346257][ T5103] ? fb_get_color_depth+0x159/0x280 [ 79.346274][ T5103] fbcon_putcs+0x255/0x390 [ 79.346289][ T5103] ? __pfx_bit_putcs+0x10/0x10 [ 79.346305][ T5103] do_update_region+0x396/0x450 [ 79.346322][ T5103] redraw_screen+0x902/0xe90 [ 79.346334][ T5103] ? fb_match_mode+0x5b0/0x6f0 [ 79.346349][ T5103] ? con_is_visible+0x77/0x150 [ 79.346361][ T5103] ? __pfx_redraw_screen+0x10/0x10 [ 79.346373][ T5103] ? fbcon_set_disp+0xada/0x11d0 [ 79.346387][ T5103] ? is_console_locked+0x9/0x20 [ 79.346401][ T5103] ? __pfx_drm_fb_helper_set_par+0x10/0x10 [ 79.346417][ T5103] set_con2fb_map+0xa6c/0x10a0 [ 79.346434][ T5103] fbcon_set_con2fb_map_ioctl+0x207/0x320 [ 79.346449][ T5103] ? __pfx_fbcon_set_con2fb_map_ioctl+0x10/0x10 [ 79.346463][ T5103] ? tomoyo_path_number_perm+0x71a/0x880 [ 79.346488][ T5103] do_fb_ioctl+0x38f/0x7b0 [ 79.346505][ T5103] ? __pfx_tomoyo_path_number_perm+0x10/0x10 [ 79.346523][ T5103] ? __pfx_do_fb_ioctl+0x10/0x10 [ 79.346554][ T5103] ? bpf_lsm_file_ioctl+0x9/0x10 [ 79.346568][ T5103] ? security_file_ioctl+0x87/0xb0 [ 79.346583][ T5103] ? __pfx_fb_ioctl+0x10/0x10 [ 79.346598][ T5103] __se_sys_ioctl+0xfc/0x170 [ 79.346611][ T5103] do_syscall_64+0xf3/0x230 [ 79.346622][ T5103] ? clear_bhb_loop+0x35/0x90 [ 79.346636][ T5103] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.346652][ T5103] RIP: 0033:0x7feb9b353729 [ 79.346662][ T5103] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 79.346671][ T5103] RSP: 002b:00007ffde9b9f968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.346684][ T5103] RAX: ffffffffffffffda RBX: 00007ffde9b9f980 RCX: 00007feb9b353729 [ 79.346694][ T5103] RDX: 00000000200000c0 RSI: 0000000000004610 RDI: 0000000000000003 [ 79.346702][ T5103] RBP: 0000000000000001 R08: 00007ffde9b9f707 R09: 00000000000000a0 [ 79.346710][ T5103] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000001 [ 79.346718][ T5103] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 79.346732][ T5103] [ 79.346980][ T5103] Kernel Offset: disabled VM DIAGNOSIS: 01:05:26 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000034 RBX=ffffffff9a668f20 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002ccee10 R8 =ffffffff8540a10b R9 =1ffff11003dc1046 R10=dffffc0000000000 R11=ffffffff8540a0c0 R12=dffffc0000000000 R13=0000000000000034 R14=0000000000000034 R15=00000000000003f8 RIP=ffffffff8540a13e RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 000055557f49c380 ffffffff 00c00000 GS =0000 ffff88801fe00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007feb9b3a9224 CR3=00000000405aa000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=00000000fffffffe Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffde9b9f970 0000003000000010 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007feb9b3cb2c0 00007feb9b3bf558 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007feb9b3b1164 00007feb9b3c4220 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2f2e2e0000000000 0000000000000000 0000010000000000 0000000000000030 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0a0b0b0000000000 0000000000000000 0000010000000000 0000000000000015 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000