Warning: Permanently added '[localhost]:35180' (ED25519) to the list of known hosts.
executing program
syzkaller login: [ 93.186166][ T5100] loop0: detected capacity change from 0 to 32768
[ 93.309038][ T5100] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,nojournal_transaction_names
[ 93.315322][ T5100] invalid bkey u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 56308231fb2a3a03 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0
[ 93.315345][ T5100] nonzero snapshot: delete?, fixing
[ 93.324457][ T5100] bcachefs (loop0): recovering from clean shutdown, journal seq 8
[ 93.328478][ T5100] bcachefs (loop0): Doing compatible version upgrade from 1.7: mi_btree_bitmap to 1.12: rebalance_work_acct_fix
[ 93.328478][ T5100] running recovery passes: check_allocations
[ 93.337741][ T5100] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock modified by another process (seq 18446744073709551615 expected 41)
[ 93.345505][ T5100] bcachefs (loop0): fatal error - emergency read only
[ 93.348732][ T5100] bcachefs (loop0): insufficient writeable journal devices available: have 0, need 1
[ 93.348732][ T5100] rw journal devs: loop0
[ 93.360975][ T5100] bcachefs (loop0): flagging btree lru lost data
[ 93.365609][ T5100] bcachefs (loop0): bch2_write_super(): fatal error loop0: Superblock modified by another process (seq 18446744073709551615 expected 41)
[ 93.372449][ T5100] error reading btree root lru l=0: btree_node_read_error, shutting down
[ 93.375998][ T5100] bcachefs (loop0): bch2_fs_recovery(): error fsck_errors_not_fixed
[ 93.380053][ T5100] bcachefs (loop0): bch2_fs_start(): error starting filesystem fsck_errors_not_fixed
[ 93.384297][ T5100] bcachefs (loop0): shutting down
[ 93.399305][ T5100] bcachefs (loop0): shutdown complete
[ 93.404348][ T995] ==================================================================
[ 93.407778][ T995] BUG: KASAN: slab-use-after-free in percpu_ref_put+0xda/0x250
[ 93.414335][ T995] Read of size 8 at addr ffff88801f8fe0b0 by task kworker/u4:5/995
[ 93.419495][ T995]
[ 93.420743][ T995] CPU: 0 UID: 0 PID: 995 Comm: kworker/u4:5 Not tainted 6.12.0-rc1-syzkaller-00349-g8f602276d390 #0
[ 93.425096][ T995] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 93.429086][ T995] Workqueue: loop0 loop_rootcg_workfn
[ 93.431260][ T995] Call Trace:
[ 93.432591][ T995]
[ 93.433729][ T995] dump_stack_lvl+0x241/0x360
[ 93.436737][ T995] ? __pfx_dump_stack_lvl+0x10/0x10
[ 93.439051][ T995] ? __pfx__printk+0x10/0x10
[ 93.441131][ T995] ? _printk+0xd5/0x120
[ 93.443074][ T995] ? __virt_addr_valid+0x183/0x530
[ 93.445395][ T995] ? __virt_addr_valid+0x183/0x530
[ 93.447393][ T995] print_report+0x169/0x550
[ 93.449072][ T995] ? __virt_addr_valid+0x183/0x530
[ 93.451281][ T995] ? __virt_addr_valid+0x183/0x530
[ 93.453323][ T995] ? __virt_addr_valid+0x45f/0x530
[ 93.455424][ T995] ? __phys_addr+0xba/0x170
[ 93.457276][ T995] ? percpu_ref_put+0xda/0x250
[ 93.459365][ T995] kasan_report+0x143/0x180
[ 93.461410][ T995] ? percpu_ref_put+0xda/0x250
[ 93.463300][ T995] ? percpu_ref_put+0x1f/0x250
[ 93.465209][ T995] percpu_ref_put+0xda/0x250
[ 93.466924][ T995] blk_update_request+0x5e5/0x1160
[ 93.468844][ T995] blk_mq_end_request+0x3e/0x70
[ 93.470844][ T995] loop_process_work+0x1c10/0x2170
[ 93.473587][ T995] ? __pfx_loop_process_work+0x10/0x10
[ 93.476293][ T995] ? register_lock_class+0x102/0x980
[ 93.478777][ T995] ? __pfx_register_lock_class+0x10/0x10
[ 93.480905][ T995] ? mark_lock+0x9a/0x360
[ 93.482644][ T995] ? debug_object_deactivate+0x2d5/0x390
[ 93.484787][ T995] ? __lock_acquire+0x1384/0x2050
[ 93.486740][ T995] ? __pfx_lock_acquire+0x10/0x10
[ 93.488702][ T995] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 93.490944][ T995] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 93.493447][ T995] ? process_scheduled_works+0x976/0x1850
[ 93.495695][ T995] process_scheduled_works+0xa63/0x1850
[ 93.497854][ T995] ? __pfx_process_scheduled_works+0x10/0x10
[ 93.500181][ T995] ? assign_work+0x364/0x3d0
[ 93.501997][ T995] worker_thread+0x870/0xd30
[ 93.503807][ T995] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 93.506374][ T995] ? __kthread_parkme+0x169/0x1d0
[ 93.508534][ T995] ? __pfx_worker_thread+0x10/0x10
[ 93.510369][ T995] kthread+0x2f0/0x390
[ 93.511756][ T995] ? __pfx_worker_thread+0x10/0x10
[ 93.513472][ T995] ? __pfx_kthread+0x10/0x10
[ 93.515169][ T995] ret_from_fork+0x4b/0x80
[ 93.516964][ T995] ? __pfx_kthread+0x10/0x10
[ 93.518823][ T995] ret_from_fork_asm+0x1a/0x30
[ 93.520751][ T995]
[ 93.521996][ T995]
[ 93.522979][ T995] Allocated by task 5100:
[ 93.524635][ T995] kasan_save_track+0x3f/0x80
[ 93.526278][ T995] __kasan_kmalloc+0x98/0xb0
[ 93.527971][ T995] __kmalloc_cache_noprof+0x19c/0x2c0
[ 93.529772][ T995] __bch2_dev_alloc+0x57/0xa60
[ 93.531640][ T995] bch2_dev_alloc+0xd4/0x170
[ 93.533437][ T995] bch2_fs_open+0x2e3f/0x2f80
[ 93.535309][ T995] bch2_fs_get_tree+0x738/0x1710
[ 93.537203][ T995] vfs_get_tree+0x90/0x2b0
[ 93.538823][ T995] do_new_mount+0x2be/0xb40
[ 93.540555][ T995] __se_sys_mount+0x2d6/0x3c0
[ 93.542298][ T995] do_syscall_64+0xf3/0x230
[ 93.543870][ T995] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.545732][ T995]
[ 93.546643][ T995] Freed by task 5100:
[ 93.548152][ T995] kasan_save_track+0x3f/0x80
[ 93.549961][ T995] kasan_save_free_info+0x40/0x50
[ 93.551990][ T995] __kasan_slab_free+0x59/0x70
[ 93.553708][ T995] kfree+0x1a0/0x440
[ 93.555186][ T995] kobject_put+0x22f/0x480
[ 93.557386][ T995] bch2_fs_free+0x27b/0x3c0
[ 93.559582][ T995] bch2_fs_get_tree+0xd9f/0x1710
[ 93.561808][ T995] vfs_get_tree+0x90/0x2b0
[ 93.563382][ T995] do_new_mount+0x2be/0xb40
[ 93.564984][ T995] __se_sys_mount+0x2d6/0x3c0
[ 93.566560][ T995] do_syscall_64+0xf3/0x230
[ 93.568206][ T995] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.570212][ T995]
[ 93.571358][ T995] The buggy address belongs to the object at ffff88801f8fe000
[ 93.571358][ T995] which belongs to the cache kmalloc-4k of size 4096
[ 93.576341][ T995] The buggy address is located 176 bytes inside of
[ 93.576341][ T995] freed 4096-byte region [ffff88801f8fe000, ffff88801f8ff000)
[ 93.583176][ T995]
[ 93.584187][ T995] The buggy address belongs to the physical page:
[ 93.586708][ T995] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1f8f8
[ 93.590080][ T995] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 93.593419][ T995] anon flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
[ 93.596314][ T995] page_type: f5(slab)
[ 93.598069][ T995] raw: 00fff00000000040 ffff88801ac42140 0000000000000000 dead000000000001
[ 93.601829][ T995] raw: 0000000000000000 0000000000040004 00000001f5000000 0000000000000000
[ 93.605102][ T995] head: 00fff00000000040 ffff88801ac42140 0000000000000000 dead000000000001
[ 93.608219][ T995] head: 0000000000000000 0000000000040004 00000001f5000000 0000000000000000
[ 93.611786][ T995] head: 00fff00000000003 ffffea00007e3e01 ffffffffffffffff 0000000000000000
[ 93.615761][ T995] head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000
[ 93.619584][ T995] page dumped because: kasan: bad access detected
[ 93.621887][ T995] page_owner tracks the page as allocated
[ 93.623970][ T995] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 34406152045, free_ts 32560082468
[ 93.632539][ T995] post_alloc_hook+0x1f3/0x230
[ 93.635006][ T995] get_page_from_freelist+0x3045/0x3190
[ 93.637219][ T995] __alloc_pages_noprof+0x256/0x6c0
[ 93.639229][ T995] alloc_pages_mpol_noprof+0x3e8/0x680
[ 93.641319][ T995] alloc_slab_page+0x6a/0x120
[ 93.643131][ T995] allocate_slab+0x5a/0x2f0
[ 93.644963][ T995] ___slab_alloc+0xcd1/0x14b0
[ 93.647442][ T995] __slab_alloc+0x58/0xa0
[ 93.649768][ T995] __kmalloc_cache_noprof+0x1d5/0x2c0
[ 93.652199][ T995] ima_calc_file_hash+0xaae/0x1b30
[ 93.654314][ T995] ima_collect_measurement+0x520/0xb10
[ 93.656294][ T995] process_measurement+0x1351/0x1fb0
[ 93.658232][ T995] ima_bprm_check+0x129/0x2b0
[ 93.660121][ T995] security_bprm_check+0xd2/0x250
[ 93.662000][ T995] bprm_execve+0xa56/0x1770
[ 93.663918][ T995] kernel_execve+0x931/0xa50
[ 93.665968][ T995] page last free pid 995 tgid 995 stack trace:
[ 93.669185][ T995] free_unref_page+0xcfb/0xf20
[ 93.671261][ T995] __put_partials+0xeb/0x130
[ 93.673125][ T995] put_cpu_partial+0x17c/0x250
[ 93.674827][ T995] __slab_free+0x2ea/0x3d0
[ 93.676585][ T995] qlist_free_all+0x9a/0x140
[ 93.678345][ T995] kasan_quarantine_reduce+0x14f/0x170
[ 93.680842][ T995] __kasan_slab_alloc+0x23/0x80
[ 93.682950][ T995] kmem_cache_alloc_noprof+0x135/0x2a0
[ 93.685238][ T995] prepare_creds+0x31/0x640
[ 93.687519][ T995] copy_creds+0x109/0x9c0
[ 93.689571][ T995] copy_process+0x9df/0x3d50
[ 93.691908][ T995] kernel_clone+0x226/0x8f0
[ 93.693816][ T995] user_mode_thread+0x132/0x1a0
[ 93.695785][ T995] call_usermodehelper_exec_work+0x5c/0x230
[ 93.698214][ T995] process_scheduled_works+0xa63/0x1850
[ 93.700473][ T995] worker_thread+0x870/0xd30
[ 93.702497][ T995]
[ 93.703615][ T995] Memory state around the buggy address:
[ 93.705608][ T995] ffff88801f8fdf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 93.708744][ T995] ffff88801f8fe000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 93.712178][ T995] >ffff88801f8fe080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 93.715391][ T995] ^
[ 93.717691][ T995] ffff88801f8fe100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 93.720928][ T995] ffff88801f8fe180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 93.724915][ T995] ==================================================================
[ 93.759274][ T995] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 93.762716][ T995] CPU: 0 UID: 0 PID: 995 Comm: kworker/u4:5 Not tainted 6.12.0-rc1-syzkaller-00349-g8f602276d390 #0
[ 93.766923][ T995] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 93.770712][ T995] Workqueue: loop0 loop_rootcg_workfn
[ 93.773338][ T995] Call Trace:
[ 93.774934][ T995]
[ 93.776194][ T995] dump_stack_lvl+0x241/0x360
[ 93.778095][ T995] ? __pfx_dump_stack_lvl+0x10/0x10
[ 93.780249][ T995] ? __pfx__printk+0x10/0x10
[ 93.782093][ T995] ? preempt_schedule+0xe1/0xf0
[ 93.784132][ T995] ? vscnprintf+0x5d/0x90
[ 93.785843][ T995] panic+0x349/0x880
[ 93.787704][ T995] ? check_panic_on_warn+0x21/0xb0
[ 93.790157][ T995] ? __pfx_panic+0x10/0x10
[ 93.792469][ T995] ? _raw_spin_unlock_irqrestore+0x130/0x140
[ 93.795225][ T995] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 93.797811][ T995] ? print_report+0x502/0x550
[ 93.799514][ T995] check_panic_on_warn+0x86/0xb0
[ 93.801336][ T995] ? percpu_ref_put+0xda/0x250
[ 93.803203][ T995] end_report+0x77/0x160
[ 93.805228][ T995] kasan_report+0x154/0x180
[ 93.807624][ T995] ? percpu_ref_put+0xda/0x250
[ 93.809739][ T995] ? percpu_ref_put+0x1f/0x250
[ 93.811817][ T995] percpu_ref_put+0xda/0x250
[ 93.813916][ T995] blk_update_request+0x5e5/0x1160
[ 93.815978][ T995] blk_mq_end_request+0x3e/0x70
[ 93.817893][ T995] loop_process_work+0x1c10/0x2170
[ 93.819917][ T995] ? __pfx_loop_process_work+0x10/0x10
[ 93.822038][ T995] ? register_lock_class+0x102/0x980
[ 93.824145][ T995] ? __pfx_register_lock_class+0x10/0x10
[ 93.826463][ T995] ? mark_lock+0x9a/0x360
[ 93.828853][ T995] ? debug_object_deactivate+0x2d5/0x390
[ 93.831887][ T995] ? __lock_acquire+0x1384/0x2050
[ 93.833844][ T995] ? __pfx_lock_acquire+0x10/0x10
[ 93.835851][ T995] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 93.837839][ T995] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 93.840118][ T995] ? process_scheduled_works+0x976/0x1850
[ 93.842069][ T995] process_scheduled_works+0xa63/0x1850
[ 93.844162][ T995] ? __pfx_process_scheduled_works+0x10/0x10
[ 93.846620][ T995] ? assign_work+0x364/0x3d0
[ 93.848904][ T995] worker_thread+0x870/0xd30
[ 93.851142][ T995] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 93.853598][ T995] ? __kthread_parkme+0x169/0x1d0
[ 93.855554][ T995] ? __pfx_worker_thread+0x10/0x10
[ 93.857574][ T995] kthread+0x2f0/0x390
[ 93.859318][ T995] ? __pfx_worker_thread+0x10/0x10
[ 93.861341][ T995] ? __pfx_kthread+0x10/0x10
[ 93.863021][ T995] ret_from_fork+0x4b/0x80
[ 93.864785][ T995] ? __pfx_kthread+0x10/0x10
[ 93.867455][ T995] ret_from_fork_asm+0x1a/0x30
[ 93.869648][ T995]
[ 93.871078][ T995] Kernel Offset: disabled
[ 93.872777][ T995] Rebooting in 86400 seconds..
VM DIAGNOSIS:
18:55:20 Registers:
info registers vcpu 0
CPU#0
RAX=1ffffffff34e2360 RBX=ffffffff9a711e40 RCX=0000000000000000 RDX=00000000000003fd
RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc900025cedf8
R8 =ffffffff85497e36 R9 =1ffff110065d0046 R10=dffffc0000000000 R11=ffffffff85497df0
R12=dffffc0000000000 R13=ffffffff9a40cf00 R14=00000000000003fd R15=dffffc0000000000
RIP=ffffffff85497e66 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 0000000000000000 ffffffff 00c00000
GS =0000 ffff88801fc00000 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=00005629b1942000 CR3=0000000011ee4000 CR4=00352ef0
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=0000000000800000 Opmask01=0000000000000020 Opmask02=0000000084000000 Opmask03=0000000000000000
Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000001
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fffd2b532b0 0000003000000010
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 6565656565656565 6565656565656565
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 0000000000000000
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffffff ffffffffffff0000
ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 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 4f6e3a6d5e007325 2e73250064252e73 2500656c6f736e6f 632f7665642f000a
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4f4b1f485e005600 0b56000041000b56 000040494a564b4a 460a5340410a000a
ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3434373634343831 2071656528206373 65206d6570207265 656c000a20656e69
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