Warning: Permanently added '[localhost]:23918' (ED25519) to the list of known hosts. executing program [ 84.994610][ T5091] loop0: detected capacity change from 0 to 32768 [ 85.006636][ T5091] ======================================================= [ 85.006636][ T5091] WARNING: The mand mount option has been deprecated and [ 85.006636][ T5091] and is ignored by this kernel. Remove the mand [ 85.006636][ T5091] option from the mount to silence this warning. [ 85.006636][ T5091] ======================================================= [ 85.106792][ T5091] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 85.178132][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 85.603167][ T5095] loop0: detected capacity change from 0 to 32768 [ 85.667595][ T5095] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 85.701581][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 86.122357][ T5098] loop0: detected capacity change from 0 to 32768 [ 86.162857][ T5098] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 86.212049][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 86.578526][ T5101] loop0: detected capacity change from 0 to 32768 [ 86.609817][ T5101] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 86.656155][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 87.052981][ T5104] loop0: detected capacity change from 0 to 32768 [ 87.089905][ T5104] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 87.135644][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 87.486871][ T5107] loop0: detected capacity change from 0 to 32768 [ 87.523995][ T5107] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 87.559729][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 87.889368][ T5110] loop0: detected capacity change from 0 to 32768 [ 87.929957][ T5110] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 87.952240][ T5110] [ 87.953321][ T5110] ====================================================== [ 87.956221][ T5110] WARNING: possible circular locking dependency detected [ 87.959082][ T5110] 6.11.0-syzkaller-10669-g11a299a7933e #0 Not tainted [ 87.962622][ T5110] ------------------------------------------------------ [ 87.965269][ T5110] syz-executor362/5110 is trying to acquire lock: [ 87.968175][ T5110] ffff888011cfd5a8 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x18f/0x7b0 [ 87.974603][ T5110] [ 87.974603][ T5110] but task is already holding lock: [ 87.977522][ T5110] ffff8880428ba2e0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x1d1/0x3a0 [ 87.981731][ T5110] [ 87.981731][ T5110] which lock already depends on the new lock. [ 87.981731][ T5110] [ 87.985723][ T5110] [ 87.985723][ T5110] the existing dependency chain (in reverse order) is: [ 87.989159][ T5110] [ 87.989159][ T5110] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 87.992673][ T5110] lock_acquire+0x1ed/0x550 [ 87.994844][ T5110] down_read+0xb1/0xa40 [ 87.997074][ T5110] ocfs2_read_virt_blocks+0x2ca/0xa50 [ 87.998992][ T5110] ocfs2_find_entry+0x43b/0x2780 [ 88.001015][ T5110] ocfs2_find_files_on_disk+0xff/0x360 [ 88.003429][ T5110] ocfs2_lookup_ino_from_name+0xb1/0x1e0 [ 88.005886][ T5110] ocfs2_get_system_file_inode+0x305/0x7b0 [ 88.008400][ T5110] ocfs2_init_global_system_inodes+0x32c/0x730 [ 88.010836][ T5110] ocfs2_fill_super+0x2f47/0x5750 [ 88.012970][ T5110] mount_bdev+0x20a/0x2d0 [ 88.014784][ T5110] legacy_get_tree+0xee/0x190 [ 88.016654][ T5110] vfs_get_tree+0x90/0x2b0 [ 88.018437][ T5110] do_new_mount+0x2be/0xb40 [ 88.020669][ T5110] __se_sys_mount+0x2d6/0x3c0 [ 88.023040][ T5110] do_syscall_64+0xf3/0x230 [ 88.025158][ T5110] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.027816][ T5110] [ 88.027816][ T5110] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 88.030991][ T5110] validate_chain+0x18ef/0x5920 [ 88.033216][ T5110] __lock_acquire+0x1384/0x2050 [ 88.035798][ T5110] lock_acquire+0x1ed/0x550 [ 88.037982][ T5110] __mutex_lock+0x136/0xd70 [ 88.039873][ T5110] ocfs2_get_system_file_inode+0x18f/0x7b0 [ 88.042160][ T5110] ocfs2_reserve_local_alloc_bits+0x107/0x2870 [ 88.044778][ T5110] ocfs2_reserve_clusters_with_limit+0x1b8/0xb60 [ 88.047701][ T5110] ocfs2_lock_allocators+0x30a/0x630 [ 88.050526][ T5110] ocfs2_write_begin_nolock+0x26f2/0x4ec0 [ 88.053015][ T5110] ocfs2_write_begin+0x205/0x3a0 [ 88.055040][ T5110] generic_perform_write+0x344/0x6d0 [ 88.057238][ T5110] ocfs2_file_write_iter+0x17b1/0x1f50 [ 88.059602][ T5110] vfs_write+0xa6d/0xc90 [ 88.061490][ T5110] ksys_write+0x183/0x2b0 [ 88.063652][ T5110] do_syscall_64+0xf3/0x230 [ 88.066200][ T5110] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.068916][ T5110] [ 88.068916][ T5110] other info that might help us debug this: [ 88.068916][ T5110] [ 88.072829][ T5110] Possible unsafe locking scenario: [ 88.072829][ T5110] [ 88.075532][ T5110] CPU0 CPU1 [ 88.077689][ T5110] ---- ---- [ 88.079676][ T5110] lock(&ocfs2_file_ip_alloc_sem_key); [ 88.081907][ T5110] lock(&osb->system_file_mutex); [ 88.085564][ T5110] lock(&ocfs2_file_ip_alloc_sem_key); [ 88.088715][ T5110] lock(&osb->system_file_mutex); [ 88.090657][ T5110] [ 88.090657][ T5110] *** DEADLOCK *** [ 88.090657][ T5110] [ 88.093896][ T5110] 3 locks held by syz-executor362/5110: [ 88.096464][ T5110] #0: ffff888040e2e420 (sb_writers#9){.+.+}-{0:0}, at: vfs_write+0x224/0xc90 [ 88.100488][ T5110] #1: ffff8880428ba640 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: ocfs2_file_write_iter+0x467/0x1f50 [ 88.104998][ T5110] #2: ffff8880428ba2e0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x1d1/0x3a0 [ 88.109339][ T5110] [ 88.109339][ T5110] stack backtrace: [ 88.111731][ T5110] CPU: 0 UID: 0 PID: 5110 Comm: syz-executor362 Not tainted 6.11.0-syzkaller-10669-g11a299a7933e #0 [ 88.116582][ T5110] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 88.120581][ T5110] Call Trace: [ 88.121792][ T5110] [ 88.122974][ T5110] dump_stack_lvl+0x241/0x360 [ 88.124782][ T5110] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.126842][ T5110] ? __pfx__printk+0x10/0x10 [ 88.128883][ T5110] print_circular_bug+0x13a/0x1b0 [ 88.131210][ T5110] check_noncircular+0x36a/0x4a0 [ 88.133485][ T5110] ? is_bpf_text_address+0x26/0x2a0 [ 88.135618][ T5110] ? __pfx_check_noncircular+0x10/0x10 [ 88.137722][ T5110] ? lockdep_lock+0x123/0x2b0 [ 88.139626][ T5110] ? validate_chain+0x11e/0x5920 [ 88.141578][ T5110] ? __pfx_validate_chain+0x10/0x10 [ 88.143586][ T5110] validate_chain+0x18ef/0x5920 [ 88.145611][ T5110] ? kernel_text_address+0xa7/0xe0 [ 88.147823][ T5110] ? __bfs+0x368/0x6f0 [ 88.149620][ T5110] ? __pfx_validate_chain+0x10/0x10 [ 88.151854][ T5110] ? validate_chain+0x11e/0x5920 [ 88.153788][ T5110] ? rcu_is_watching+0x15/0xb0 [ 88.155603][ T5110] ? lock_release+0xbf/0xa30 [ 88.157388][ T5110] ? __pfx_validate_chain+0x10/0x10 [ 88.159344][ T5110] ? deref_stack_reg+0x17c/0x210 [ 88.161433][ T5110] ? __pfx_lock_release+0x10/0x10 [ 88.163732][ T5110] ? mark_lock+0x9a/0x360 [ 88.165765][ T5110] ? deref_stack_reg+0x17c/0x210 [ 88.167905][ T5110] __lock_acquire+0x1384/0x2050 [ 88.170300][ T5110] lock_acquire+0x1ed/0x550 [ 88.172191][ T5110] ? ocfs2_get_system_file_inode+0x18f/0x7b0 [ 88.174871][ T5110] ? __pfx_lock_acquire+0x10/0x10 [ 88.176878][ T5110] ? __pfx___might_resched+0x10/0x10 [ 88.179040][ T5110] __mutex_lock+0x136/0xd70 [ 88.181027][ T5110] ? ocfs2_get_system_file_inode+0x18f/0x7b0 [ 88.183816][ T5110] ? __pfx_lock_acquire+0x10/0x10 [ 88.186717][ T5110] ? ocfs2_get_system_file_inode+0x141/0x7b0 [ 88.189486][ T5110] ? ocfs2_get_system_file_inode+0x18f/0x7b0 [ 88.191747][ T5110] ? __pfx_lock_release+0x10/0x10 [ 88.193670][ T5110] ? __pfx___mutex_lock+0x10/0x10 [ 88.196172][ T5110] ? do_raw_spin_unlock+0x58/0x8b0 [ 88.198695][ T5110] ocfs2_get_system_file_inode+0x18f/0x7b0 [ 88.201215][ T5110] ? __pfx_ocfs2_get_system_file_inode+0x10/0x10 [ 88.203957][ T5110] ? __pfx_validate_chain+0x10/0x10 [ 88.206034][ T5110] ? kernel_text_address+0xa7/0xe0 [ 88.208065][ T5110] ? __kernel_text_address+0xd/0x40 [ 88.210619][ T5110] ? unwind_get_return_address+0x4d/0x90 [ 88.212987][ T5110] ? arch_stack_walk+0xfd/0x150 [ 88.214901][ T5110] ocfs2_reserve_local_alloc_bits+0x107/0x2870 [ 88.217304][ T5110] ? ocfs2_buffer_cached+0x47e/0x840 [ 88.219278][ T5110] ? mark_lock+0x9a/0x360 [ 88.221073][ T5110] ? __lock_acquire+0x1384/0x2050 [ 88.223473][ T5110] ? __pfx_ocfs2_reserve_local_alloc_bits+0x10/0x10 [ 88.226499][ T5110] ? __pfx_lock_acquire+0x10/0x10 [ 88.228608][ T5110] ? ocfs2_alloc_should_use_local+0x155/0x320 [ 88.230800][ T5110] ? __pfx_lock_release+0x10/0x10 [ 88.233026][ T5110] ? do_raw_spin_lock+0x14f/0x370 [ 88.235168][ T5110] ? do_raw_spin_unlock+0x58/0x8b0 [ 88.237318][ T5110] ? _raw_spin_unlock+0x28/0x50 [ 88.239345][ T5110] ? ocfs2_alloc_should_use_local+0x155/0x320 [ 88.241641][ T5110] ocfs2_reserve_clusters_with_limit+0x1b8/0xb60 [ 88.243990][ T5110] ? mark_lock+0x9a/0x360 [ 88.245686][ T5110] ? __pfx_ocfs2_reserve_clusters_with_limit+0x10/0x10 [ 88.248843][ T5110] ? rcu_is_watching+0x15/0xb0 [ 88.251368][ T5110] ? ocfs2_num_free_extents+0x3b8/0x6e0 [ 88.253804][ T5110] ? __pfx_ocfs2_num_free_extents+0x10/0x10 [ 88.256376][ T5110] ocfs2_lock_allocators+0x30a/0x630 [ 88.258419][ T5110] ? __pfx_ocfs2_lock_allocators+0x10/0x10 [ 88.260699][ T5110] ? ocfs2_write_begin_nolock+0x114c/0x4ec0 [ 88.263050][ T5110] ? rcu_is_watching+0x15/0xb0 [ 88.264990][ T5110] ? ocfs2_write_begin_nolock+0x114c/0x4ec0 [ 88.267512][ T5110] ? kfree+0x4e/0x440 [ 88.269535][ T5110] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 88.272158][ T5110] ocfs2_write_begin_nolock+0x26f2/0x4ec0 [ 88.275013][ T5110] ? __pfx_ocfs2_write_begin_nolock+0x10/0x10 [ 88.277611][ T5110] ? __pfx_lock_acquire+0x10/0x10 [ 88.279614][ T5110] ? mark_lock+0x9a/0x360 [ 88.281821][ T5110] ? __lock_acquire+0x1384/0x2050 [ 88.284058][ T5110] ? __pfx_ocfs2_journal_access_di+0x10/0x10 [ 88.286961][ T5110] ? __pfx_lock_acquire+0x10/0x10 [ 88.289549][ T5110] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 88.292221][ T5110] ? __pfx___might_resched+0x10/0x10 [ 88.294446][ T5110] ? irqentry_exit+0x63/0x90 [ 88.296326][ T5110] ? irqentry_exit+0x63/0x90 [ 88.298302][ T5110] ? exc_page_fault+0x590/0x8c0 [ 88.300673][ T5110] ? down_write+0x18c/0x220 [ 88.303060][ T5110] ? __pfx_down_write+0x10/0x10 [ 88.305145][ T5110] ocfs2_write_begin+0x205/0x3a0 [ 88.307177][ T5110] ? __pfx_ocfs2_write_begin+0x10/0x10 [ 88.309340][ T5110] ? fault_in_iov_iter_readable+0x229/0x280 [ 88.311714][ T5110] generic_perform_write+0x344/0x6d0 [ 88.313793][ T5110] ? __pfx_generic_perform_write+0x10/0x10 [ 88.316524][ T5110] ? __generic_file_write_iter+0x102/0x230 [ 88.319045][ T5110] ? ocfs2_file_write_iter+0x1790/0x1f50 [ 88.321102][ T5110] ocfs2_file_write_iter+0x17b1/0x1f50 [ 88.323125][ T5110] ? __pfx_ocfs2_file_write_iter+0x10/0x10 [ 88.325156][ T5110] ? __pfx_lock_acquire+0x10/0x10 [ 88.327344][ T5110] ? rcu_read_lock_any_held+0xb7/0x160 [ 88.329928][ T5110] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 88.332618][ T5110] vfs_write+0xa6d/0xc90 [ 88.334266][ T5110] ? __pfx_ocfs2_file_write_iter+0x10/0x10 [ 88.336190][ T5110] ? __pfx_vfs_write+0x10/0x10 [ 88.338017][ T5110] ? fdget_pos+0x265/0x320 [ 88.339644][ T5110] ksys_write+0x183/0x2b0 [ 88.341267][ T5110] ? __pfx_ksys_write+0x10/0x10 [ 88.343219][ T5110] ? exc_page_fault+0x590/0x8c0 [ 88.345400][ T5110] ? do_syscall_64+0xb6/0x230 [ 88.347823][ T5110] do_syscall_64+0xf3/0x230 [ 88.349989][ T5110] ? clear_bhb_loop+0x35/0x90 [ 88.352052][ T5110] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.354291][ T5110] RIP: 0033:0x7fe78a2ee169 [ 88.356000][ T5110] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 18 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 [ 88.363925][ T5110] RSP: 002b:00007ffe2a5abd88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 88.367635][ T5110] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe78a2ee169 [ 88.370833][ T5110] RDX: 000000000000fdef RSI: 0000000020000540 RDI: 0000000000000004 [ 88.373748][ T5110] RBP: 00000000ffffffff R08: 00000000000008c0 R09: 00000000000008c0 [ 88.377132][ T5110] R10: 0000000000004424 R11: 0000000000000246 R12: 00007ffe2a5abdd0 [ 88.380046][ T5110] R13: 00007ffe2a5abe10 R14: 0000000001000000 R15: 0000000000000003 [ 88.383283][ T5110] [ 88.732748][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 89.008455][ T5113] loop0: detected capacity change from 0 to 32768 [ 89.033543][ T5113] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.063852][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 89.350794][ T5116] loop0: detected capacity change from 0 to 32768 [ 89.395025][ T5116] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.424813][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 89.697060][ T5119] loop0: detected capacity change from 0 to 32768 [ 89.730224][ T5119] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.763222][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 90.045372][ T5122] loop0: detected capacity change from 0 to 32768 [ 90.066214][ T5122] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.095092][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 90.329780][ T5125] loop0: detected capacity change from 0 to 32768 [ 90.351376][ T5125] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.380663][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 90.658708][ T5128] loop0: detected capacity change from 0 to 32768 [ 90.694024][ T5128] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.723931][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 91.035086][ T5131] loop0: detected capacity change from 0 to 32768 [ 91.067082][ T5131] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.100127][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 91.371656][ T5134] loop0: detected capacity change from 0 to 32768 [ 91.398381][ T5134] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.431465][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 91.738507][ T5137] loop0: detected capacity change from 0 to 32768 [ 91.782563][ T5137] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.802566][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 92.126377][ T5140] loop0: detected capacity change from 0 to 32768 [ 92.149869][ T5140] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 92.178994][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 92.488667][ T5143] loop0: detected capacity change from 0 to 32768 [ 92.525443][ T5143] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 92.554983][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 92.899031][ T5146] loop0: detected capacity change from 0 to 32768 [ 92.927381][ T5146] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 92.960363][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 93.169380][ T5149] loop0: detected capacity change from 0 to 32768 [ 93.210072][ T5149] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.246635][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 93.463827][ T5152] loop0: detected capacity change from 0 to 32768 [ 93.484102][ T5152] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.515647][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 93.737257][ T5155] loop0: detected capacity change from 0 to 32768 [ 93.778619][ T5155] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.802769][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 94.171309][ T5158] loop0: detected capacity change from 0 to 32768 [ 94.216203][ T5158] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 94.234975][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 94.520990][ T5161] loop0: detected capacity change from 0 to 32768 [ 94.555906][ T5161] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 94.586056][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 94.852219][ T5164] loop0: detected capacity change from 0 to 32768 [ 94.882556][ T5164] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 94.917564][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 95.132354][ T5167] loop0: detected capacity change from 0 to 32768 [ 95.175241][ T5167] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 95.193622][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 95.465987][ T5170] loop0: detected capacity change from 0 to 32768 [ 95.485387][ T5170] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 95.513776][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 95.719843][ T5173] loop0: detected capacity change from 0 to 32768 [ 95.761103][ T5173] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 95.791849][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 96.028583][ T5176] loop0: detected capacity change from 0 to 32768 [ 96.051322][ T5176] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 96.082012][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 96.358068][ T5179] loop0: detected capacity change from 0 to 32768 [ 96.384664][ T5179] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 96.408406][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 96.628797][ T5182] loop0: detected capacity change from 0 to 32768 [ 96.662616][ T5182] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 96.686840][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 96.949994][ T5185] loop0: detected capacity change from 0 to 32768 [ 96.971133][ T5185] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 97.005347][ T5090] ocfs2: Unmounting device (7,0) on (node local) [ 97.015337][ T8] cfg80211: failed to load regulatory.db executing program [ 97.269985][ T5189] loop0: detected capacity change from 0 to 32768 [ 97.297295][ T5189] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 97.336744][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 97.619337][ T5192] loop0: detected capacity change from 0 to 32768 [ 97.638324][ T5192] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 97.668468][ T5090] ocfs2: Unmounting device (7,0) on (node local) executing program [ 97.949447][ T5195] loop0: detected capacity change from 0 to 32768 VM DIAGNOSIS: 20:57:37 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000031 RBX=ffffffff9a704e60 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc9000179da70 R8 =ffffffff854925cb R9 =1ffff11003da6046 R10=dffffc0000000000 R11=ffffffff85492580 R12=dffffc0000000000 R13=ffffffff9a3fff11 R14=0000000000000031 R15=00000000000003f8 RIP=ffffffff854925fe 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 000055557c757380 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=0000000020001000 CR3=0000000000556000 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=0000000000000020 Opmask01=0000000000000000 Opmask02=000000000000001f Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 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