+0x8a/0xf0
[ 243.847519][ T7091] ? kmem_cache_free+0x19b/0x690
[ 243.847552][ T7091] __se_sys_mount+0x313/0x410
[ 243.847580][ T7091] ? __pfx___se_sys_mount+0x10/0x10
[ 243.847608][ T7091] ? do_syscall_64+0xbe/0xfa0
[ 243.847627][ T7091] ? __x64_sys_mount+0x20/0xc0
[ 243.847652][ T7091] do_syscall_64+0xfa/0xfa0
[ 243.847671][ T7091] ? lockdep_hardirqs_on+0x9c/0x150
[ 243.847691][ T7091] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 243.847714][ T7091] ? clear_bhb_loop+0x60/0xb0
[ 243.847737][ T7091] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 243.847757][ T7091] RIP: 0033:0x7f0f78f9038a
[ 243.847774][ T7091] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 243.847790][ T7091] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.847809][ T7091] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 243.847823][ T7091] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 243.847838][ T7091] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 243.847858][ T7091] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 243.847873][ T7091] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 243.847907][ T7091]
[ 243.847935][ T7091] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.178559][ T7091] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.534088][ T7095] loop1: detected capacity change from 0 to 32768
[ 244.558750][ T7095] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.566241][ T7095] CPU: 1 UID: 0 PID: 7095 Comm: syz.1.152 Not tainted syzkaller #0 PREEMPT(full)
[ 244.566268][ T7095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 244.566280][ T7095] Call Trace:
[ 244.566289][ T7095]
[ 244.566298][ T7095] dump_stack_lvl+0x189/0x250
[ 244.566330][ T7095] ? __pfx_dump_stack_lvl+0x10/0x10
[ 244.566353][ T7095] ? __pfx__printk+0x10/0x10
[ 244.566387][ T7095] ? kernfs_path_from_node+0x250/0x290
[ 244.566407][ T7095] ? kernfs_path_from_node+0x2f/0x290
[ 244.566430][ T7095] sysfs_create_dir_ns+0x259/0x280
[ 244.566452][ T7095] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 244.566474][ T7095] ? do_raw_spin_unlock+0x122/0x240
[ 244.566504][ T7095] kobject_add_internal+0x59f/0xb40
[ 244.566539][ T7095] kobject_init_and_add+0x125/0x190
[ 244.566572][ T7095] ? __pfx_kobject_init_and_add+0x10/0x10
[ 244.566598][ T7095] ? __raw_spin_lock_init+0x45/0x100
[ 244.566622][ T7095] ? __init_swait_queue_head+0xa9/0x150
[ 244.566649][ T7095] gfs2_sys_fs_add+0x234/0x450
[ 244.566680][ T7095] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 244.566716][ T7095] ? is_dynamic_key+0xd6/0x1c0
[ 244.566745][ T7095] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 244.566786][ T7095] gfs2_fill_super+0x13c0/0x20d0
[ 244.566832][ T7095] ? __pfx_gfs2_fill_super+0x10/0x10
[ 244.566859][ T7095] ? sb_set_blocksize+0x104/0x180
[ 244.566885][ T7095] ? setup_bdev_super+0x4c1/0x5b0
[ 244.566911][ T7095] get_tree_bdev_flags+0x40e/0x4d0
[ 244.566936][ T7095] ? __pfx_gfs2_fill_super+0x10/0x10
[ 244.566957][ T7095] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 244.566986][ T7095] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 244.567023][ T7095] gfs2_get_tree+0x51/0x1e0
[ 244.567047][ T7095] vfs_get_tree+0x92/0x2b0
[ 244.567074][ T7095] do_new_mount+0x302/0x9e0
[ 244.567097][ T7095] ? apparmor_capable+0x137/0x1b0
[ 244.567130][ T7095] ? __pfx_do_new_mount+0x10/0x10
[ 244.567155][ T7095] ? ns_capable+0x8a/0xf0
[ 244.567176][ T7095] ? kmem_cache_free+0x19b/0x690
[ 244.567211][ T7095] __se_sys_mount+0x313/0x410
[ 244.567242][ T7095] ? __pfx___se_sys_mount+0x10/0x10
[ 244.567272][ T7095] ? do_syscall_64+0xbe/0xfa0
[ 244.567294][ T7095] ? __x64_sys_mount+0x20/0xc0
[ 244.567321][ T7095] do_syscall_64+0xfa/0xfa0
[ 244.567343][ T7095] ? lockdep_hardirqs_on+0x9c/0x150
[ 244.567381][ T7095] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 244.567401][ T7095] ? clear_bhb_loop+0x60/0xb0
[ 244.567425][ T7095] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 244.567443][ T7095] RIP: 0033:0x7f0f78f9038a
[ 244.567462][ T7095] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 244.567479][ T7095] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.567500][ T7095] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 244.567515][ T7095] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 244.567529][ T7095] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 244.567544][ T7095] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 244.567558][ T7095] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 244.567588][ T7095]
[ 244.567617][ T7095] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.895222][ T7095] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.228429][ T7099] loop1: detected capacity change from 0 to 32768
[ 245.249350][ T7099] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 245.257210][ T7099] CPU: 0 UID: 0 PID: 7099 Comm: syz.1.153 Not tainted syzkaller #0 PREEMPT(full)
[ 245.257237][ T7099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 245.257251][ T7099] Call Trace:
[ 245.257260][ T7099]
[ 245.257269][ T7099] dump_stack_lvl+0x189/0x250
[ 245.257301][ T7099] ? __pfx_dump_stack_lvl+0x10/0x10
[ 245.257326][ T7099] ? __pfx__printk+0x10/0x10
[ 245.257357][ T7099] ? kernfs_path_from_node+0x250/0x290
[ 245.257377][ T7099] ? kernfs_path_from_node+0x2f/0x290
[ 245.257399][ T7099] sysfs_create_dir_ns+0x259/0x280
[ 245.257423][ T7099] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 245.257446][ T7099] ? do_raw_spin_unlock+0x122/0x240
[ 245.257475][ T7099] kobject_add_internal+0x59f/0xb40
[ 245.257519][ T7099] kobject_init_and_add+0x125/0x190
[ 245.257550][ T7099] ? __pfx_kobject_init_and_add+0x10/0x10
[ 245.257577][ T7099] ? __raw_spin_lock_init+0x45/0x100
[ 245.257602][ T7099] ? __init_swait_queue_head+0xa9/0x150
[ 245.257630][ T7099] gfs2_sys_fs_add+0x234/0x450
[ 245.257660][ T7099] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 245.257693][ T7099] ? is_dynamic_key+0xd6/0x1c0
[ 245.257719][ T7099] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 245.257756][ T7099] gfs2_fill_super+0x13c0/0x20d0
[ 245.257795][ T7099] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.257820][ T7099] ? sb_set_blocksize+0x104/0x180
[ 245.257845][ T7099] ? setup_bdev_super+0x4c1/0x5b0
[ 245.257871][ T7099] get_tree_bdev_flags+0x40e/0x4d0
[ 245.257895][ T7099] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.257918][ T7099] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 245.257940][ T7099] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 245.257979][ T7099] gfs2_get_tree+0x51/0x1e0
[ 245.258004][ T7099] vfs_get_tree+0x92/0x2b0
[ 245.258028][ T7099] do_new_mount+0x302/0x9e0
[ 245.258050][ T7099] ? apparmor_capable+0x137/0x1b0
[ 245.258082][ T7099] ? __pfx_do_new_mount+0x10/0x10
[ 245.258105][ T7099] ? ns_capable+0x8a/0xf0
[ 245.258126][ T7099] ? kmem_cache_free+0x19b/0x690
[ 245.258161][ T7099] __se_sys_mount+0x313/0x410
[ 245.258192][ T7099] ? __pfx___se_sys_mount+0x10/0x10
[ 245.258221][ T7099] ? do_syscall_64+0xbe/0xfa0
[ 245.258243][ T7099] ? __x64_sys_mount+0x20/0xc0
[ 245.258269][ T7099] do_syscall_64+0xfa/0xfa0
[ 245.258291][ T7099] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.258314][ T7099] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.258334][ T7099] ? clear_bhb_loop+0x60/0xb0
[ 245.258356][ T7099] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.258374][ T7099] RIP: 0033:0x7f0f78f9038a
[ 245.258392][ T7099] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 245.258411][ T7099] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.258434][ T7099] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 245.258450][ T7099] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 245.258465][ T7099] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 245.258480][ T7099] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 245.258503][ T7099] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 245.258535][ T7099]
[ 245.258561][ T7099] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.587564][ T7099] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/03 07:27:34 executed programs: 139
[ 245.916167][ T7103] loop1: detected capacity change from 0 to 32768
[ 245.930941][ T7103] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 245.938361][ T7103] CPU: 1 UID: 0 PID: 7103 Comm: syz.1.154 Not tainted syzkaller #0 PREEMPT(full)
[ 245.938388][ T7103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 245.938401][ T7103] Call Trace:
[ 245.938410][ T7103]
[ 245.938419][ T7103] dump_stack_lvl+0x189/0x250
[ 245.938459][ T7103] ? __pfx_dump_stack_lvl+0x10/0x10
[ 245.938484][ T7103] ? __pfx__printk+0x10/0x10
[ 245.938519][ T7103] ? kernfs_path_from_node+0x250/0x290
[ 245.938540][ T7103] ? kernfs_path_from_node+0x2f/0x290
[ 245.938566][ T7103] sysfs_create_dir_ns+0x259/0x280
[ 245.938590][ T7103] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 245.938612][ T7103] ? do_raw_spin_unlock+0x122/0x240
[ 245.938640][ T7103] kobject_add_internal+0x59f/0xb40
[ 245.938675][ T7103] kobject_init_and_add+0x125/0x190
[ 245.938705][ T7103] ? __pfx_kobject_init_and_add+0x10/0x10
[ 245.938732][ T7103] ? __raw_spin_lock_init+0x45/0x100
[ 245.938756][ T7103] ? __init_swait_queue_head+0xa9/0x150
[ 245.938782][ T7103] gfs2_sys_fs_add+0x234/0x450
[ 245.938813][ T7103] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 245.938846][ T7103] ? is_dynamic_key+0xd6/0x1c0
[ 245.938872][ T7103] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 245.938911][ T7103] gfs2_fill_super+0x13c0/0x20d0
[ 245.938950][ T7103] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.938977][ T7103] ? sb_set_blocksize+0x104/0x180
[ 245.939003][ T7103] ? setup_bdev_super+0x4c1/0x5b0
[ 245.939029][ T7103] get_tree_bdev_flags+0x40e/0x4d0
[ 245.939053][ T7103] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.939075][ T7103] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 245.939097][ T7103] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 245.939137][ T7103] gfs2_get_tree+0x51/0x1e0
[ 245.939163][ T7103] vfs_get_tree+0x92/0x2b0
[ 245.939190][ T7103] do_new_mount+0x302/0x9e0
[ 245.939212][ T7103] ? apparmor_capable+0x137/0x1b0
[ 245.939245][ T7103] ? __pfx_do_new_mount+0x10/0x10
[ 245.939268][ T7103] ? ns_capable+0x8a/0xf0
[ 245.939290][ T7103] ? kmem_cache_free+0x19b/0x690
[ 245.939322][ T7103] __se_sys_mount+0x313/0x410
[ 245.939363][ T7103] ? __pfx___se_sys_mount+0x10/0x10
[ 245.939392][ T7103] ? do_syscall_64+0xbe/0xfa0
[ 245.939413][ T7103] ? __x64_sys_mount+0x20/0xc0
[ 245.939450][ T7103] do_syscall_64+0xfa/0xfa0
[ 245.939471][ T7103] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.939493][ T7103] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.939513][ T7103] ? clear_bhb_loop+0x60/0xb0
[ 245.939537][ T7103] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.939555][ T7103] RIP: 0033:0x7f0f78f9038a
[ 245.939574][ T7103] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 245.939591][ T7103] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.939612][ T7103] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 245.939628][ T7103] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 245.939644][ T7103] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 245.939659][ T7103] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 245.939672][ T7103] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 245.939705][ T7103]
[ 245.939735][ T7103] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.267341][ T7103] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.598423][ T7107] loop1: detected capacity change from 0 to 32768
[ 246.608464][ T7107] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.616547][ T7107] CPU: 0 UID: 0 PID: 7107 Comm: syz.1.155 Not tainted syzkaller #0 PREEMPT(full)
[ 246.616574][ T7107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 246.616587][ T7107] Call Trace:
[ 246.616595][ T7107]
[ 246.616602][ T7107] dump_stack_lvl+0x189/0x250
[ 246.616632][ T7107] ? __pfx_dump_stack_lvl+0x10/0x10
[ 246.616657][ T7107] ? __pfx__printk+0x10/0x10
[ 246.616691][ T7107] ? kernfs_path_from_node+0x250/0x290
[ 246.616712][ T7107] ? kernfs_path_from_node+0x2f/0x290
[ 246.616735][ T7107] sysfs_create_dir_ns+0x259/0x280
[ 246.616756][ T7107] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 246.616778][ T7107] ? do_raw_spin_unlock+0x122/0x240
[ 246.616809][ T7107] kobject_add_internal+0x59f/0xb40
[ 246.616844][ T7107] kobject_init_and_add+0x125/0x190
[ 246.616875][ T7107] ? __pfx_kobject_init_and_add+0x10/0x10
[ 246.616904][ T7107] ? __raw_spin_lock_init+0x45/0x100
[ 246.616928][ T7107] ? __init_swait_queue_head+0xa9/0x150
[ 246.616956][ T7107] gfs2_sys_fs_add+0x234/0x450
[ 246.616987][ T7107] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 246.617021][ T7107] ? is_dynamic_key+0xd6/0x1c0
[ 246.617049][ T7107] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 246.617087][ T7107] gfs2_fill_super+0x13c0/0x20d0
[ 246.617127][ T7107] ? __pfx_gfs2_fill_super+0x10/0x10
[ 246.617153][ T7107] ? sb_set_blocksize+0x104/0x180
[ 246.617179][ T7107] ? setup_bdev_super+0x4c1/0x5b0
[ 246.617207][ T7107] get_tree_bdev_flags+0x40e/0x4d0
[ 246.617232][ T7107] ? __pfx_gfs2_fill_super+0x10/0x10
[ 246.617253][ T7107] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 246.617274][ T7107] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 246.617313][ T7107] gfs2_get_tree+0x51/0x1e0
[ 246.617337][ T7107] vfs_get_tree+0x92/0x2b0
[ 246.617363][ T7107] do_new_mount+0x302/0x9e0
[ 246.617386][ T7107] ? apparmor_capable+0x137/0x1b0
[ 246.617419][ T7107] ? __pfx_do_new_mount+0x10/0x10
[ 246.617444][ T7107] ? ns_capable+0x8a/0xf0
[ 246.617466][ T7107] ? kmem_cache_free+0x19b/0x690
[ 246.617500][ T7107] __se_sys_mount+0x313/0x410
[ 246.617529][ T7107] ? __pfx___se_sys_mount+0x10/0x10
[ 246.617567][ T7107] ? do_syscall_64+0xbe/0xfa0
[ 246.617587][ T7107] ? __x64_sys_mount+0x20/0xc0
[ 246.617614][ T7107] do_syscall_64+0xfa/0xfa0
[ 246.617634][ T7107] ? lockdep_hardirqs_on+0x9c/0x150
[ 246.617655][ T7107] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.617674][ T7107] ? clear_bhb_loop+0x60/0xb0
[ 246.617698][ T7107] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.617717][ T7107] RIP: 0033:0x7f0f78f9038a
[ 246.617736][ T7107] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 246.617753][ T7107] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.617774][ T7107] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 246.617790][ T7107] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 246.617805][ T7107] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 246.617819][ T7107] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 246.617832][ T7107] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 246.617865][ T7107]
[ 246.617893][ T7107] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.945716][ T7107] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 247.274815][ T7111] loop1: detected capacity change from 0 to 32768
[ 247.291109][ T7111] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 247.298606][ T7111] CPU: 1 UID: 0 PID: 7111 Comm: syz.1.156 Not tainted syzkaller #0 PREEMPT(full)
[ 247.298632][ T7111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 247.298644][ T7111] Call Trace:
[ 247.298653][ T7111]
[ 247.298661][ T7111] dump_stack_lvl+0x189/0x250
[ 247.298694][ T7111] ? __pfx_dump_stack_lvl+0x10/0x10
[ 247.298718][ T7111] ? __pfx__printk+0x10/0x10
[ 247.298752][ T7111] ? kernfs_path_from_node+0x250/0x290
[ 247.298771][ T7111] ? kernfs_path_from_node+0x2f/0x290
[ 247.298795][ T7111] sysfs_create_dir_ns+0x259/0x280
[ 247.298819][ T7111] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 247.298841][ T7111] ? do_raw_spin_unlock+0x122/0x240
[ 247.298871][ T7111] kobject_add_internal+0x59f/0xb40
[ 247.298908][ T7111] kobject_init_and_add+0x125/0x190
[ 247.298940][ T7111] ? __pfx_kobject_init_and_add+0x10/0x10
[ 247.298968][ T7111] ? __raw_spin_lock_init+0x45/0x100
[ 247.298993][ T7111] ? __init_swait_queue_head+0xa9/0x150
[ 247.299020][ T7111] gfs2_sys_fs_add+0x234/0x450
[ 247.299050][ T7111] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 247.299081][ T7111] ? is_dynamic_key+0xd6/0x1c0
[ 247.299107][ T7111] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 247.299146][ T7111] gfs2_fill_super+0x13c0/0x20d0
[ 247.299184][ T7111] ? __pfx_gfs2_fill_super+0x10/0x10
[ 247.299210][ T7111] ? sb_set_blocksize+0x104/0x180
[ 247.299236][ T7111] ? setup_bdev_super+0x4c1/0x5b0
[ 247.299263][ T7111] get_tree_bdev_flags+0x40e/0x4d0
[ 247.299296][ T7111] ? __pfx_gfs2_fill_super+0x10/0x10
[ 247.299318][ T7111] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 247.299337][ T7111] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 247.299375][ T7111] gfs2_get_tree+0x51/0x1e0
[ 247.299401][ T7111] vfs_get_tree+0x92/0x2b0
[ 247.299428][ T7111] do_new_mount+0x302/0x9e0
[ 247.299453][ T7111] ? apparmor_capable+0x137/0x1b0
[ 247.299488][ T7111] ? __pfx_do_new_mount+0x10/0x10
[ 247.299512][ T7111] ? ns_capable+0x8a/0xf0
[ 247.299532][ T7111] ? kmem_cache_free+0x19b/0x690
[ 247.299566][ T7111] __se_sys_mount+0x313/0x410
[ 247.299597][ T7111] ? __pfx___se_sys_mount+0x10/0x10
[ 247.299626][ T7111] ? do_syscall_64+0xbe/0xfa0
[ 247.299646][ T7111] ? __x64_sys_mount+0x20/0xc0
[ 247.299673][ T7111] do_syscall_64+0xfa/0xfa0
[ 247.299694][ T7111] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.299716][ T7111] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.299736][ T7111] ? clear_bhb_loop+0x60/0xb0
[ 247.299759][ T7111] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.299776][ T7111] RIP: 0033:0x7f0f78f9038a
[ 247.299795][ T7111] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 247.299816][ T7111] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.299834][ T7111] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 247.299848][ T7111] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 247.299863][ T7111] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 247.299877][ T7111] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 247.299890][ T7111] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 247.299923][ T7111]
[ 247.613514][ T7111] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.629276][ T7111] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 247.961410][ T7115] loop1: detected capacity change from 0 to 32768
[ 247.971401][ T7115] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 247.978965][ T7115] CPU: 0 UID: 0 PID: 7115 Comm: syz.1.157 Not tainted syzkaller #0 PREEMPT(full)
[ 247.978995][ T7115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 247.979009][ T7115] Call Trace:
[ 247.979017][ T7115]
[ 247.979027][ T7115] dump_stack_lvl+0x189/0x250
[ 247.979061][ T7115] ? __pfx_dump_stack_lvl+0x10/0x10
[ 247.979086][ T7115] ? __pfx__printk+0x10/0x10
[ 247.979121][ T7115] ? kernfs_path_from_node+0x250/0x290
[ 247.979141][ T7115] ? kernfs_path_from_node+0x2f/0x290
[ 247.979164][ T7115] sysfs_create_dir_ns+0x259/0x280
[ 247.979187][ T7115] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 247.979209][ T7115] ? do_raw_spin_unlock+0x122/0x240
[ 247.979235][ T7115] kobject_add_internal+0x59f/0xb40
[ 247.979268][ T7115] kobject_init_and_add+0x125/0x190
[ 247.979299][ T7115] ? __pfx_kobject_init_and_add+0x10/0x10
[ 247.979326][ T7115] ? __raw_spin_lock_init+0x45/0x100
[ 247.979352][ T7115] ? __init_swait_queue_head+0xa9/0x150
[ 247.979378][ T7115] gfs2_sys_fs_add+0x234/0x450
[ 247.979409][ T7115] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 247.979442][ T7115] ? is_dynamic_key+0xd6/0x1c0
[ 247.979477][ T7115] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 247.979517][ T7115] gfs2_fill_super+0x13c0/0x20d0
[ 247.979553][ T7115] ? __pfx_gfs2_fill_super+0x10/0x10
[ 247.979580][ T7115] ? sb_set_blocksize+0x104/0x180
[ 247.979606][ T7115] ? setup_bdev_super+0x4c1/0x5b0
[ 247.979635][ T7115] get_tree_bdev_flags+0x40e/0x4d0
[ 247.979660][ T7115] ? __pfx_gfs2_fill_super+0x10/0x10
[ 247.979683][ T7115] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 247.979705][ T7115] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 247.979743][ T7115] gfs2_get_tree+0x51/0x1e0
[ 247.979768][ T7115] vfs_get_tree+0x92/0x2b0
[ 247.979792][ T7115] do_new_mount+0x302/0x9e0
[ 247.979815][ T7115] ? apparmor_capable+0x137/0x1b0
[ 247.979843][ T7115] ? __pfx_do_new_mount+0x10/0x10
[ 247.979866][ T7115] ? ns_capable+0x8a/0xf0
[ 247.979885][ T7115] ? kmem_cache_free+0x19b/0x690
[ 247.979919][ T7115] __se_sys_mount+0x313/0x410
[ 247.979951][ T7115] ? __pfx___se_sys_mount+0x10/0x10
[ 247.979980][ T7115] ? do_syscall_64+0xbe/0xfa0
[ 247.980002][ T7115] ? __x64_sys_mount+0x20/0xc0
[ 247.980029][ T7115] do_syscall_64+0xfa/0xfa0
[ 247.980050][ T7115] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.980073][ T7115] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.980092][ T7115] ? clear_bhb_loop+0x60/0xb0
[ 247.980116][ T7115] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.980135][ T7115] RIP: 0033:0x7f0f78f9038a
[ 247.980153][ T7115] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 247.980170][ T7115] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.980190][ T7115] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 247.980206][ T7115] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 247.980220][ T7115] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 247.980233][ T7115] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 247.980248][ T7115] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 247.980282][ T7115]
[ 248.293748][ T7115] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 248.307709][ T7115] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 248.642321][ T7119] loop1: detected capacity change from 0 to 32768
[ 248.656143][ T7119] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 248.663726][ T7119] CPU: 1 UID: 0 PID: 7119 Comm: syz.1.158 Not tainted syzkaller #0 PREEMPT(full)
[ 248.663750][ T7119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 248.663763][ T7119] Call Trace:
[ 248.663771][ T7119]
[ 248.663780][ T7119] dump_stack_lvl+0x189/0x250
[ 248.663810][ T7119] ? __pfx_dump_stack_lvl+0x10/0x10
[ 248.663834][ T7119] ? __pfx__printk+0x10/0x10
[ 248.663864][ T7119] ? kernfs_path_from_node+0x250/0x290
[ 248.663882][ T7119] ? kernfs_path_from_node+0x2f/0x290
[ 248.663904][ T7119] sysfs_create_dir_ns+0x259/0x280
[ 248.663924][ T7119] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 248.663945][ T7119] ? do_raw_spin_unlock+0x122/0x240
[ 248.663970][ T7119] kobject_add_internal+0x59f/0xb40
[ 248.664004][ T7119] kobject_init_and_add+0x125/0x190
[ 248.664036][ T7119] ? __pfx_kobject_init_and_add+0x10/0x10
[ 248.664062][ T7119] ? __raw_spin_lock_init+0x45/0x100
[ 248.664084][ T7119] ? __init_swait_queue_head+0xa9/0x150
[ 248.664109][ T7119] gfs2_sys_fs_add+0x234/0x450
[ 248.664149][ T7119] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 248.664185][ T7119] ? is_dynamic_key+0xd6/0x1c0
[ 248.664212][ T7119] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 248.664249][ T7119] gfs2_fill_super+0x13c0/0x20d0
[ 248.664284][ T7119] ? __pfx_gfs2_fill_super+0x10/0x10
[ 248.664310][ T7119] ? sb_set_blocksize+0x104/0x180
[ 248.664334][ T7119] ? setup_bdev_super+0x4c1/0x5b0
[ 248.664359][ T7119] get_tree_bdev_flags+0x40e/0x4d0
[ 248.664379][ T7119] ? __pfx_gfs2_fill_super+0x10/0x10
[ 248.664399][ T7119] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 248.664419][ T7119] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 248.664454][ T7119] gfs2_get_tree+0x51/0x1e0
[ 248.664478][ T7119] vfs_get_tree+0x92/0x2b0
[ 248.664503][ T7119] do_new_mount+0x302/0x9e0
[ 248.664526][ T7119] ? apparmor_capable+0x137/0x1b0
[ 248.664558][ T7119] ? __pfx_do_new_mount+0x10/0x10
[ 248.664583][ T7119] ? ns_capable+0x8a/0xf0
[ 248.664604][ T7119] ? kmem_cache_free+0x19b/0x690
[ 248.664638][ T7119] __se_sys_mount+0x313/0x410
[ 248.664669][ T7119] ? __pfx___se_sys_mount+0x10/0x10
[ 248.664700][ T7119] ? do_syscall_64+0xbe/0xfa0
[ 248.664719][ T7119] ? __x64_sys_mount+0x20/0xc0
[ 248.664746][ T7119] do_syscall_64+0xfa/0xfa0
[ 248.664767][ T7119] ? lockdep_hardirqs_on+0x9c/0x150
[ 248.664790][ T7119] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 248.664811][ T7119] ? clear_bhb_loop+0x60/0xb0
[ 248.664835][ T7119] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 248.664854][ T7119] RIP: 0033:0x7f0f78f9038a
[ 248.664872][ T7119] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 248.664890][ T7119] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 248.664910][ T7119] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 248.664926][ T7119] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 248.664940][ T7119] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 248.664954][ T7119] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 248.664966][ T7119] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 248.664998][ T7119]
[ 248.665050][ T7119] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 248.992253][ T7119] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.321435][ T7123] loop1: detected capacity change from 0 to 32768
[ 249.333050][ T7123] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.342053][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz.1.159 Not tainted syzkaller #0 PREEMPT(full)
[ 249.342079][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 249.342092][ T7123] Call Trace:
[ 249.342100][ T7123]
[ 249.342109][ T7123] dump_stack_lvl+0x189/0x250
[ 249.342139][ T7123] ? __pfx_dump_stack_lvl+0x10/0x10
[ 249.342162][ T7123] ? __pfx__printk+0x10/0x10
[ 249.342196][ T7123] ? kernfs_path_from_node+0x250/0x290
[ 249.342214][ T7123] ? kernfs_path_from_node+0x2f/0x290
[ 249.342235][ T7123] sysfs_create_dir_ns+0x259/0x280
[ 249.342254][ T7123] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 249.342275][ T7123] ? do_raw_spin_unlock+0x122/0x240
[ 249.342311][ T7123] kobject_add_internal+0x59f/0xb40
[ 249.342344][ T7123] kobject_init_and_add+0x125/0x190
[ 249.342373][ T7123] ? __pfx_kobject_init_and_add+0x10/0x10
[ 249.342399][ T7123] ? __raw_spin_lock_init+0x45/0x100
[ 249.342424][ T7123] ? __init_swait_queue_head+0xa9/0x150
[ 249.342450][ T7123] gfs2_sys_fs_add+0x234/0x450
[ 249.342479][ T7123] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 249.342511][ T7123] ? is_dynamic_key+0xd6/0x1c0
[ 249.342537][ T7123] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 249.342573][ T7123] gfs2_fill_super+0x13c0/0x20d0
[ 249.342607][ T7123] ? __pfx_gfs2_fill_super+0x10/0x10
[ 249.342633][ T7123] ? sb_set_blocksize+0x104/0x180
[ 249.342658][ T7123] ? setup_bdev_super+0x4c1/0x5b0
[ 249.342687][ T7123] get_tree_bdev_flags+0x40e/0x4d0
[ 249.342711][ T7123] ? __pfx_gfs2_fill_super+0x10/0x10
[ 249.342733][ T7123] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 249.342754][ T7123] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 249.342791][ T7123] gfs2_get_tree+0x51/0x1e0
[ 249.342816][ T7123] vfs_get_tree+0x92/0x2b0
[ 249.342841][ T7123] do_new_mount+0x302/0x9e0
[ 249.342862][ T7123] ? apparmor_capable+0x137/0x1b0
[ 249.342894][ T7123] ? __pfx_do_new_mount+0x10/0x10
[ 249.342918][ T7123] ? ns_capable+0x8a/0xf0
[ 249.342938][ T7123] ? kmem_cache_free+0x19b/0x690
[ 249.342974][ T7123] __se_sys_mount+0x313/0x410
[ 249.343004][ T7123] ? __pfx___se_sys_mount+0x10/0x10
[ 249.343033][ T7123] ? do_syscall_64+0xbe/0xfa0
[ 249.343054][ T7123] ? __x64_sys_mount+0x20/0xc0
[ 249.343081][ T7123] do_syscall_64+0xfa/0xfa0
[ 249.343101][ T7123] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.343122][ T7123] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.343141][ T7123] ? clear_bhb_loop+0x60/0xb0
[ 249.343165][ T7123] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.343183][ T7123] RIP: 0033:0x7f0f78f9038a
[ 249.343201][ T7123] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 249.343218][ T7123] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.343239][ T7123] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 249.343256][ T7123] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 249.343271][ T7123] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 249.343286][ T7123] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 249.343307][ T7123] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 249.343340][ T7123]
[ 249.343374][ T7123] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.671899][ T7123] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.998549][ T7127] loop1: detected capacity change from 0 to 32768
[ 250.018971][ T7127] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.026695][ T7127] CPU: 0 UID: 0 PID: 7127 Comm: syz.1.160 Not tainted syzkaller #0 PREEMPT(full)
[ 250.026720][ T7127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 250.026732][ T7127] Call Trace:
[ 250.026740][ T7127]
[ 250.026749][ T7127] dump_stack_lvl+0x189/0x250
[ 250.026781][ T7127] ? __pfx_dump_stack_lvl+0x10/0x10
[ 250.026816][ T7127] ? __pfx__printk+0x10/0x10
[ 250.026849][ T7127] ? kernfs_path_from_node+0x250/0x290
[ 250.026867][ T7127] ? kernfs_path_from_node+0x2f/0x290
[ 250.026890][ T7127] sysfs_create_dir_ns+0x259/0x280
[ 250.026909][ T7127] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 250.026920][ T7127] ? do_raw_spin_unlock+0x122/0x240
[ 250.026936][ T7127] kobject_add_internal+0x59f/0xb40
[ 250.026956][ T7127] kobject_init_and_add+0x125/0x190
[ 250.026974][ T7127] ? __pfx_kobject_init_and_add+0x10/0x10
[ 250.026989][ T7127] ? __raw_spin_lock_init+0x45/0x100
[ 250.027003][ T7127] ? __init_swait_queue_head+0xa9/0x150
[ 250.027020][ T7127] gfs2_sys_fs_add+0x234/0x450
[ 250.027038][ T7127] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 250.027056][ T7127] ? is_dynamic_key+0xd6/0x1c0
[ 250.027070][ T7127] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 250.027091][ T7127] gfs2_fill_super+0x13c0/0x20d0
[ 250.027112][ T7127] ? __pfx_gfs2_fill_super+0x10/0x10
[ 250.027126][ T7127] ? sb_set_blocksize+0x104/0x180
[ 250.027141][ T7127] ? setup_bdev_super+0x4c1/0x5b0
[ 250.027155][ T7127] get_tree_bdev_flags+0x40e/0x4d0
[ 250.027168][ T7127] ? __pfx_gfs2_fill_super+0x10/0x10
[ 250.027179][ T7127] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 250.027191][ T7127] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 250.027211][ T7127] gfs2_get_tree+0x51/0x1e0
[ 250.027225][ T7127] vfs_get_tree+0x92/0x2b0
[ 250.027239][ T7127] do_new_mount+0x302/0x9e0
[ 250.027252][ T7127] ? apparmor_capable+0x137/0x1b0
[ 250.027277][ T7127] ? __pfx_do_new_mount+0x10/0x10
[ 250.027290][ T7127] ? ns_capable+0x8a/0xf0
[ 250.027302][ T7127] ? kmem_cache_free+0x19b/0x690
[ 250.027321][ T7127] __se_sys_mount+0x313/0x410
[ 250.027338][ T7127] ? __pfx___se_sys_mount+0x10/0x10
[ 250.027354][ T7127] ? do_syscall_64+0xbe/0xfa0
[ 250.027366][ T7127] ? __x64_sys_mount+0x20/0xc0
[ 250.027380][ T7127] do_syscall_64+0xfa/0xfa0
[ 250.027392][ T7127] ? lockdep_hardirqs_on+0x9c/0x150
[ 250.027404][ T7127] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 250.027414][ T7127] ? clear_bhb_loop+0x60/0xb0
[ 250.027426][ T7127] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 250.027437][ T7127] RIP: 0033:0x7f0f78f9038a
[ 250.027448][ T7127] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 250.027458][ T7127] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.027470][ T7127] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 250.027478][ T7127] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 250.027486][ T7127] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 250.027493][ T7127] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 250.027500][ T7127] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 250.027517][ T7127]
[ 250.027973][ T7127] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.355673][ T7127] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.687853][ T7131] loop1: detected capacity change from 0 to 32768
[ 250.708473][ T7131] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.717618][ T7131] CPU: 1 UID: 0 PID: 7131 Comm: syz.1.161 Not tainted syzkaller #0 PREEMPT(full)
[ 250.717648][ T7131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 250.717662][ T7131] Call Trace:
[ 250.717670][ T7131]
[ 250.717679][ T7131] dump_stack_lvl+0x189/0x250
[ 250.717713][ T7131] ? __pfx_dump_stack_lvl+0x10/0x10
[ 250.717737][ T7131] ? __pfx__printk+0x10/0x10
[ 250.717771][ T7131] ? kernfs_path_from_node+0x250/0x290
[ 250.717791][ T7131] ? kernfs_path_from_node+0x2f/0x290
[ 250.717815][ T7131] sysfs_create_dir_ns+0x259/0x280
[ 250.717838][ T7131] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 250.717859][ T7131] ? do_raw_spin_unlock+0x122/0x240
[ 250.717888][ T7131] kobject_add_internal+0x59f/0xb40
[ 250.717922][ T7131] kobject_init_and_add+0x125/0x190
[ 250.717955][ T7131] ? __pfx_kobject_init_and_add+0x10/0x10
[ 250.717984][ T7131] ? __raw_spin_lock_init+0x45/0x100
[ 250.718011][ T7131] ? __init_swait_queue_head+0xa9/0x150
[ 250.718039][ T7131] gfs2_sys_fs_add+0x234/0x450
[ 250.718071][ T7131] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 250.718113][ T7131] ? is_dynamic_key+0xd6/0x1c0
[ 250.718140][ T7131] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 250.718178][ T7131] gfs2_fill_super+0x13c0/0x20d0
[ 250.718215][ T7131] ? __pfx_gfs2_fill_super+0x10/0x10
[ 250.718241][ T7131] ? sb_set_blocksize+0x104/0x180
[ 250.718267][ T7131] ? setup_bdev_super+0x4c1/0x5b0
[ 250.718299][ T7131] get_tree_bdev_flags+0x40e/0x4d0
[ 250.718324][ T7131] ? __pfx_gfs2_fill_super+0x10/0x10
[ 250.718345][ T7131] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 250.718366][ T7131] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 250.718405][ T7131] gfs2_get_tree+0x51/0x1e0
[ 250.718430][ T7131] vfs_get_tree+0x92/0x2b0
[ 250.718456][ T7131] do_new_mount+0x302/0x9e0
[ 250.718478][ T7131] ? apparmor_capable+0x137/0x1b0
[ 250.718511][ T7131] ? __pfx_do_new_mount+0x10/0x10
[ 250.718537][ T7131] ? ns_capable+0x8a/0xf0
[ 250.718559][ T7131] ? kmem_cache_free+0x19b/0x690
[ 250.718596][ T7131] __se_sys_mount+0x313/0x410
[ 250.718628][ T7131] ? __pfx___se_sys_mount+0x10/0x10
[ 250.718658][ T7131] ? do_syscall_64+0xbe/0xfa0
[ 250.718679][ T7131] ? __x64_sys_mount+0x20/0xc0
[ 250.718707][ T7131] do_syscall_64+0xfa/0xfa0
[ 250.718728][ T7131] ? lockdep_hardirqs_on+0x9c/0x150
[ 250.718751][ T7131] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 250.718771][ T7131] ? clear_bhb_loop+0x60/0xb0
[ 250.718794][ T7131] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 250.718812][ T7131] RIP: 0033:0x7f0f78f9038a
[ 250.718830][ T7131] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 250.718848][ T7131] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.718869][ T7131] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 250.718885][ T7131] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 250.718901][ T7131] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 250.718916][ T7131] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 250.718930][ T7131] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 250.718964][ T7131]
[ 251.037630][ T7131] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.056456][ T7131] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/03 07:27:40 executed programs: 147
[ 251.402686][ T7135] loop1: detected capacity change from 0 to 32768
[ 251.425265][ T7135] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 251.433529][ T7135] CPU: 0 UID: 0 PID: 7135 Comm: syz.1.162 Not tainted syzkaller #0 PREEMPT(full)
[ 251.433554][ T7135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 251.433566][ T7135] Call Trace:
[ 251.433573][ T7135]
[ 251.433588][ T7135] dump_stack_lvl+0x189/0x250
[ 251.433619][ T7135] ? __pfx_dump_stack_lvl+0x10/0x10
[ 251.433641][ T7135] ? __pfx__printk+0x10/0x10
[ 251.433672][ T7135] ? kernfs_path_from_node+0x250/0x290
[ 251.433691][ T7135] ? kernfs_path_from_node+0x2f/0x290
[ 251.433714][ T7135] sysfs_create_dir_ns+0x259/0x280
[ 251.433735][ T7135] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 251.433755][ T7135] ? do_raw_spin_unlock+0x122/0x240
[ 251.433783][ T7135] kobject_add_internal+0x59f/0xb40
[ 251.433818][ T7135] kobject_init_and_add+0x125/0x190
[ 251.433858][ T7135] ? __pfx_kobject_init_and_add+0x10/0x10
[ 251.433884][ T7135] ? __raw_spin_lock_init+0x45/0x100
[ 251.433908][ T7135] ? __init_swait_queue_head+0xa9/0x150
[ 251.433934][ T7135] gfs2_sys_fs_add+0x234/0x450
[ 251.433965][ T7135] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 251.433999][ T7135] ? is_dynamic_key+0xd6/0x1c0
[ 251.434025][ T7135] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 251.434063][ T7135] gfs2_fill_super+0x13c0/0x20d0
[ 251.434101][ T7135] ? __pfx_gfs2_fill_super+0x10/0x10
[ 251.434130][ T7135] ? sb_set_blocksize+0x104/0x180
[ 251.434156][ T7135] ? setup_bdev_super+0x4c1/0x5b0
[ 251.434184][ T7135] get_tree_bdev_flags+0x40e/0x4d0
[ 251.434209][ T7135] ? __pfx_gfs2_fill_super+0x10/0x10
[ 251.434229][ T7135] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 251.434250][ T7135] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 251.434286][ T7135] gfs2_get_tree+0x51/0x1e0
[ 251.434310][ T7135] vfs_get_tree+0x92/0x2b0
[ 251.434335][ T7135] do_new_mount+0x302/0x9e0
[ 251.434357][ T7135] ? apparmor_capable+0x137/0x1b0
[ 251.434389][ T7135] ? __pfx_do_new_mount+0x10/0x10
[ 251.434414][ T7135] ? ns_capable+0x8a/0xf0
[ 251.434435][ T7135] ? kmem_cache_free+0x19b/0x690
[ 251.434469][ T7135] __se_sys_mount+0x313/0x410
[ 251.434500][ T7135] ? __pfx___se_sys_mount+0x10/0x10
[ 251.434529][ T7135] ? do_syscall_64+0xbe/0xfa0
[ 251.434556][ T7135] ? __x64_sys_mount+0x20/0xc0
[ 251.434589][ T7135] do_syscall_64+0xfa/0xfa0
[ 251.434609][ T7135] ? lockdep_hardirqs_on+0x9c/0x150
[ 251.434631][ T7135] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.434650][ T7135] ? clear_bhb_loop+0x60/0xb0
[ 251.434674][ T7135] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.434694][ T7135] RIP: 0033:0x7f0f78f9038a
[ 251.434713][ T7135] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 251.434731][ T7135] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.434753][ T7135] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 251.434769][ T7135] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 251.434784][ T7135] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 251.434797][ T7135] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 251.434810][ T7135] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 251.434850][ T7135]
[ 251.434878][ T7135] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.764162][ T7135] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.091679][ T7139] loop1: detected capacity change from 0 to 32768
[ 252.110779][ T7139] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.118281][ T7139] CPU: 0 UID: 0 PID: 7139 Comm: syz.1.163 Not tainted syzkaller #0 PREEMPT(full)
[ 252.118306][ T7139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 252.118318][ T7139] Call Trace:
[ 252.118327][ T7139]
[ 252.118334][ T7139] dump_stack_lvl+0x189/0x250
[ 252.118366][ T7139] ? __pfx_dump_stack_lvl+0x10/0x10
[ 252.118389][ T7139] ? __pfx__printk+0x10/0x10
[ 252.118423][ T7139] ? kernfs_path_from_node+0x250/0x290
[ 252.118442][ T7139] ? kernfs_path_from_node+0x2f/0x290
[ 252.118466][ T7139] sysfs_create_dir_ns+0x259/0x280
[ 252.118487][ T7139] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 252.118508][ T7139] ? do_raw_spin_unlock+0x122/0x240
[ 252.118536][ T7139] kobject_add_internal+0x59f/0xb40
[ 252.118572][ T7139] kobject_init_and_add+0x125/0x190
[ 252.118606][ T7139] ? __pfx_kobject_init_and_add+0x10/0x10
[ 252.118633][ T7139] ? __raw_spin_lock_init+0x45/0x100
[ 252.118660][ T7139] ? __init_swait_queue_head+0xa9/0x150
[ 252.118686][ T7139] gfs2_sys_fs_add+0x234/0x450
[ 252.118717][ T7139] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 252.118750][ T7139] ? is_dynamic_key+0xd6/0x1c0
[ 252.118776][ T7139] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 252.118820][ T7139] gfs2_fill_super+0x13c0/0x20d0
[ 252.118858][ T7139] ? __pfx_gfs2_fill_super+0x10/0x10
[ 252.118885][ T7139] ? sb_set_blocksize+0x104/0x180
[ 252.118910][ T7139] ? setup_bdev_super+0x4c1/0x5b0
[ 252.118937][ T7139] get_tree_bdev_flags+0x40e/0x4d0
[ 252.118961][ T7139] ? __pfx_gfs2_fill_super+0x10/0x10
[ 252.118983][ T7139] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 252.119003][ T7139] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 252.119041][ T7139] gfs2_get_tree+0x51/0x1e0
[ 252.119065][ T7139] vfs_get_tree+0x92/0x2b0
[ 252.119091][ T7139] do_new_mount+0x302/0x9e0
[ 252.119113][ T7139] ? apparmor_capable+0x137/0x1b0
[ 252.119145][ T7139] ? __pfx_do_new_mount+0x10/0x10
[ 252.119171][ T7139] ? ns_capable+0x8a/0xf0
[ 252.119194][ T7139] ? kmem_cache_free+0x19b/0x690
[ 252.119230][ T7139] __se_sys_mount+0x313/0x410
[ 252.119262][ T7139] ? __pfx___se_sys_mount+0x10/0x10
[ 252.119291][ T7139] ? do_syscall_64+0xbe/0xfa0
[ 252.119312][ T7139] ? __x64_sys_mount+0x20/0xc0
[ 252.119339][ T7139] do_syscall_64+0xfa/0xfa0
[ 252.119359][ T7139] ? lockdep_hardirqs_on+0x9c/0x150
[ 252.119381][ T7139] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 252.119400][ T7139] ? clear_bhb_loop+0x60/0xb0
[ 252.119422][ T7139] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 252.119441][ T7139] RIP: 0033:0x7f0f78f9038a
[ 252.119458][ T7139] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 252.119476][ T7139] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.119497][ T7139] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 252.119512][ T7139] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 252.119526][ T7139] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 252.119540][ T7139] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 252.119553][ T7139] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 252.119585][ T7139]
[ 252.119638][ T7139] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 252.450259][ T7139] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.793602][ T7143] loop1: detected capacity change from 0 to 32768
[ 252.824109][ T7143] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.832378][ T7143] CPU: 0 UID: 0 PID: 7143 Comm: syz.1.164 Not tainted syzkaller #0 PREEMPT(full)
[ 252.832407][ T7143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 252.832420][ T7143] Call Trace:
[ 252.832429][ T7143]
[ 252.832438][ T7143] dump_stack_lvl+0x189/0x250
[ 252.832471][ T7143] ? __pfx_dump_stack_lvl+0x10/0x10
[ 252.832495][ T7143] ? __pfx__printk+0x10/0x10
[ 252.832529][ T7143] ? kernfs_path_from_node+0x250/0x290
[ 252.832551][ T7143] ? kernfs_path_from_node+0x2f/0x290
[ 252.832575][ T7143] sysfs_create_dir_ns+0x259/0x280
[ 252.832598][ T7143] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 252.832621][ T7143] ? do_raw_spin_unlock+0x122/0x240
[ 252.832650][ T7143] kobject_add_internal+0x59f/0xb40
[ 252.832686][ T7143] kobject_init_and_add+0x125/0x190
[ 252.832719][ T7143] ? __pfx_kobject_init_and_add+0x10/0x10
[ 252.832756][ T7143] ? __raw_spin_lock_init+0x45/0x100
[ 252.832782][ T7143] ? __init_swait_queue_head+0xa9/0x150
[ 252.832810][ T7143] gfs2_sys_fs_add+0x234/0x450
[ 252.832841][ T7143] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 252.832875][ T7143] ? is_dynamic_key+0xd6/0x1c0
[ 252.832910][ T7143] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 252.832950][ T7143] gfs2_fill_super+0x13c0/0x20d0
[ 252.832993][ T7143] ? __pfx_gfs2_fill_super+0x10/0x10
[ 252.833020][ T7143] ? sb_set_blocksize+0x104/0x180
[ 252.833046][ T7143] ? setup_bdev_super+0x4c1/0x5b0
[ 252.833074][ T7143] get_tree_bdev_flags+0x40e/0x4d0
[ 252.833098][ T7143] ? __pfx_gfs2_fill_super+0x10/0x10
[ 252.833121][ T7143] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 252.833142][ T7143] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 252.833180][ T7143] gfs2_get_tree+0x51/0x1e0
[ 252.833206][ T7143] vfs_get_tree+0x92/0x2b0
[ 252.833232][ T7143] do_new_mount+0x302/0x9e0
[ 252.833255][ T7143] ? apparmor_capable+0x137/0x1b0
[ 252.833288][ T7143] ? __pfx_do_new_mount+0x10/0x10
[ 252.833314][ T7143] ? ns_capable+0x8a/0xf0
[ 252.833336][ T7143] ? kmem_cache_free+0x19b/0x690
[ 252.833371][ T7143] __se_sys_mount+0x313/0x410
[ 252.833403][ T7143] ? __pfx___se_sys_mount+0x10/0x10
[ 252.833432][ T7143] ? do_syscall_64+0xbe/0xfa0
[ 252.833454][ T7143] ? __x64_sys_mount+0x20/0xc0
[ 252.833481][ T7143] do_syscall_64+0xfa/0xfa0
[ 252.833504][ T7143] ? lockdep_hardirqs_on+0x9c/0x150
[ 252.833526][ T7143] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 252.833546][ T7143] ? clear_bhb_loop+0x60/0xb0
[ 252.833570][ T7143] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 252.833589][ T7143] RIP: 0033:0x7f0f78f9038a
[ 252.833616][ T7143] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 252.833635][ T7143] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.833657][ T7143] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 252.833671][ T7143] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 252.833686][ T7143] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 252.833701][ T7143] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 252.833714][ T7143] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 252.833746][ T7143]
[ 252.833774][ T7143] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.163399][ T7143] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 253.504414][ T7147] loop1: detected capacity change from 0 to 32768
[ 253.521673][ T7147] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 253.529093][ T7147] CPU: 1 UID: 0 PID: 7147 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full)
[ 253.529120][ T7147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 253.529133][ T7147] Call Trace:
[ 253.529141][ T7147]
[ 253.529150][ T7147] dump_stack_lvl+0x189/0x250
[ 253.529183][ T7147] ? __pfx_dump_stack_lvl+0x10/0x10
[ 253.529207][ T7147] ? __pfx__printk+0x10/0x10
[ 253.529242][ T7147] ? kernfs_path_from_node+0x250/0x290
[ 253.529262][ T7147] ? kernfs_path_from_node+0x2f/0x290
[ 253.529286][ T7147] sysfs_create_dir_ns+0x259/0x280
[ 253.529309][ T7147] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 253.529330][ T7147] ? do_raw_spin_unlock+0x122/0x240
[ 253.529359][ T7147] kobject_add_internal+0x59f/0xb40
[ 253.529397][ T7147] kobject_init_and_add+0x125/0x190
[ 253.529430][ T7147] ? __pfx_kobject_init_and_add+0x10/0x10
[ 253.529459][ T7147] ? __raw_spin_lock_init+0x45/0x100
[ 253.529485][ T7147] ? __init_swait_queue_head+0xa9/0x150
[ 253.529512][ T7147] gfs2_sys_fs_add+0x234/0x450
[ 253.529543][ T7147] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 253.529576][ T7147] ? is_dynamic_key+0xd6/0x1c0
[ 253.529602][ T7147] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 253.529652][ T7147] gfs2_fill_super+0x13c0/0x20d0
[ 253.529689][ T7147] ? __pfx_gfs2_fill_super+0x10/0x10
[ 253.529717][ T7147] ? sb_set_blocksize+0x104/0x180
[ 253.529743][ T7147] ? setup_bdev_super+0x4c1/0x5b0
[ 253.529769][ T7147] get_tree_bdev_flags+0x40e/0x4d0
[ 253.529793][ T7147] ? __pfx_gfs2_fill_super+0x10/0x10
[ 253.529822][ T7147] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 253.529840][ T7147] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 253.529875][ T7147] gfs2_get_tree+0x51/0x1e0
[ 253.529898][ T7147] vfs_get_tree+0x92/0x2b0
[ 253.529924][ T7147] do_new_mount+0x302/0x9e0
[ 253.529946][ T7147] ? apparmor_capable+0x137/0x1b0
[ 253.529978][ T7147] ? __pfx_do_new_mount+0x10/0x10
[ 253.530000][ T7147] ? ns_capable+0x8a/0xf0
[ 253.530019][ T7147] ? kmem_cache_free+0x19b/0x690
[ 253.530050][ T7147] __se_sys_mount+0x313/0x410
[ 253.530082][ T7147] ? __pfx___se_sys_mount+0x10/0x10
[ 253.530112][ T7147] ? do_syscall_64+0xbe/0xfa0
[ 253.530135][ T7147] ? __x64_sys_mount+0x20/0xc0
[ 253.530163][ T7147] do_syscall_64+0xfa/0xfa0
[ 253.530185][ T7147] ? lockdep_hardirqs_on+0x9c/0x150
[ 253.530208][ T7147] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 253.530227][ T7147] ? clear_bhb_loop+0x60/0xb0
[ 253.530249][ T7147] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 253.530268][ T7147] RIP: 0033:0x7f0f78f9038a
[ 253.530286][ T7147] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 253.530303][ T7147] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 253.530324][ T7147] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 253.530338][ T7147] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 253.530352][ T7147] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 253.530365][ T7147] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 253.530379][ T7147] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 253.530411][ T7147]
[ 253.842318][ T7147] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.865654][ T7147] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 254.195252][ T7151] loop1: detected capacity change from 0 to 32768
[ 254.220062][ T7151] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.228439][ T7151] CPU: 1 UID: 0 PID: 7151 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full)
[ 254.228466][ T7151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 254.228479][ T7151] Call Trace:
[ 254.228487][ T7151]
[ 254.228496][ T7151] dump_stack_lvl+0x189/0x250
[ 254.228541][ T7151] ? __pfx_dump_stack_lvl+0x10/0x10
[ 254.228565][ T7151] ? __pfx__printk+0x10/0x10
[ 254.228600][ T7151] ? kernfs_path_from_node+0x250/0x290
[ 254.228620][ T7151] ? kernfs_path_from_node+0x2f/0x290
[ 254.228643][ T7151] sysfs_create_dir_ns+0x259/0x280
[ 254.228664][ T7151] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 254.228685][ T7151] ? do_raw_spin_unlock+0x122/0x240
[ 254.228713][ T7151] kobject_add_internal+0x59f/0xb40
[ 254.228747][ T7151] kobject_init_and_add+0x125/0x190
[ 254.228777][ T7151] ? __pfx_kobject_init_and_add+0x10/0x10
[ 254.228804][ T7151] ? __raw_spin_lock_init+0x45/0x100
[ 254.228829][ T7151] ? __init_swait_queue_head+0xa9/0x150
[ 254.228855][ T7151] gfs2_sys_fs_add+0x234/0x450
[ 254.228884][ T7151] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 254.228916][ T7151] ? is_dynamic_key+0xd6/0x1c0
[ 254.228943][ T7151] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 254.228981][ T7151] gfs2_fill_super+0x13c0/0x20d0
[ 254.229018][ T7151] ? __pfx_gfs2_fill_super+0x10/0x10
[ 254.229043][ T7151] ? sb_set_blocksize+0x104/0x180
[ 254.229069][ T7151] ? setup_bdev_super+0x4c1/0x5b0
[ 254.229093][ T7151] get_tree_bdev_flags+0x40e/0x4d0
[ 254.229116][ T7151] ? __pfx_gfs2_fill_super+0x10/0x10
[ 254.229137][ T7151] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 254.229157][ T7151] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 254.229193][ T7151] gfs2_get_tree+0x51/0x1e0
[ 254.229217][ T7151] vfs_get_tree+0x92/0x2b0
[ 254.229244][ T7151] do_new_mount+0x302/0x9e0
[ 254.229268][ T7151] ? apparmor_capable+0x137/0x1b0
[ 254.229301][ T7151] ? __pfx_do_new_mount+0x10/0x10
[ 254.229324][ T7151] ? ns_capable+0x8a/0xf0
[ 254.229346][ T7151] ? kmem_cache_free+0x19b/0x690
[ 254.229381][ T7151] __se_sys_mount+0x313/0x410
[ 254.229413][ T7151] ? __pfx___se_sys_mount+0x10/0x10
[ 254.229442][ T7151] ? do_syscall_64+0xbe/0xfa0
[ 254.229463][ T7151] ? __x64_sys_mount+0x20/0xc0
[ 254.229491][ T7151] do_syscall_64+0xfa/0xfa0
[ 254.229512][ T7151] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.229541][ T7151] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.229559][ T7151] ? clear_bhb_loop+0x60/0xb0
[ 254.229582][ T7151] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.229601][ T7151] RIP: 0033:0x7f0f78f9038a
[ 254.229619][ T7151] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 254.229636][ T7151] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.229655][ T7151] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 254.229671][ T7151] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 254.229685][ T7151] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 254.229699][ T7151] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 254.229712][ T7151] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 254.229745][ T7151]
[ 254.229802][ T7151] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 254.555212][ T7151] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 254.890087][ T7155] loop1: detected capacity change from 0 to 32768
[ 254.901064][ T7155] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.908483][ T7155] CPU: 0 UID: 0 PID: 7155 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full)
[ 254.908507][ T7155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 254.908519][ T7155] Call Trace:
[ 254.908528][ T7155]
[ 254.908537][ T7155] dump_stack_lvl+0x189/0x250
[ 254.908566][ T7155] ? __pfx_dump_stack_lvl+0x10/0x10
[ 254.908588][ T7155] ? __pfx__printk+0x10/0x10
[ 254.908618][ T7155] ? kernfs_path_from_node+0x250/0x290
[ 254.908638][ T7155] ? kernfs_path_from_node+0x2f/0x290
[ 254.908663][ T7155] sysfs_create_dir_ns+0x259/0x280
[ 254.908687][ T7155] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 254.908708][ T7155] ? do_raw_spin_unlock+0x122/0x240
[ 254.908735][ T7155] kobject_add_internal+0x59f/0xb40
[ 254.908769][ T7155] kobject_init_and_add+0x125/0x190
[ 254.908798][ T7155] ? __pfx_kobject_init_and_add+0x10/0x10
[ 254.908823][ T7155] ? __raw_spin_lock_init+0x45/0x100
[ 254.908847][ T7155] ? __init_swait_queue_head+0xa9/0x150
[ 254.908869][ T7155] gfs2_sys_fs_add+0x234/0x450
[ 254.908897][ T7155] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 254.908930][ T7155] ? is_dynamic_key+0xd6/0x1c0
[ 254.908954][ T7155] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 254.908990][ T7155] gfs2_fill_super+0x13c0/0x20d0
[ 254.909026][ T7155] ? __pfx_gfs2_fill_super+0x10/0x10
[ 254.909051][ T7155] ? sb_set_blocksize+0x104/0x180
[ 254.909076][ T7155] ? setup_bdev_super+0x4c1/0x5b0
[ 254.909102][ T7155] get_tree_bdev_flags+0x40e/0x4d0
[ 254.909125][ T7155] ? __pfx_gfs2_fill_super+0x10/0x10
[ 254.909145][ T7155] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 254.909165][ T7155] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 254.909201][ T7155] gfs2_get_tree+0x51/0x1e0
[ 254.909226][ T7155] vfs_get_tree+0x92/0x2b0
[ 254.909249][ T7155] do_new_mount+0x302/0x9e0
[ 254.909271][ T7155] ? apparmor_capable+0x137/0x1b0
[ 254.909302][ T7155] ? __pfx_do_new_mount+0x10/0x10
[ 254.909326][ T7155] ? ns_capable+0x8a/0xf0
[ 254.909348][ T7155] ? kmem_cache_free+0x19b/0x690
[ 254.909385][ T7155] __se_sys_mount+0x313/0x410
[ 254.909416][ T7155] ? __pfx___se_sys_mount+0x10/0x10
[ 254.909458][ T7155] ? do_syscall_64+0xbe/0xfa0
[ 254.909480][ T7155] ? __x64_sys_mount+0x20/0xc0
[ 254.909507][ T7155] do_syscall_64+0xfa/0xfa0
[ 254.909528][ T7155] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.909548][ T7155] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.909567][ T7155] ? clear_bhb_loop+0x60/0xb0
[ 254.909590][ T7155] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.909607][ T7155] RIP: 0033:0x7f0f78f9038a
[ 254.909625][ T7155] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 254.909643][ T7155] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.909664][ T7155] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 254.909679][ T7155] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 254.909701][ T7155] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 254.909713][ T7155] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 254.909727][ T7155] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 254.909760][ T7155]
[ 254.909793][ T7155] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.238103][ T7155] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.575231][ T7159] loop1: detected capacity change from 0 to 32768
[ 255.588452][ T7159] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 255.596332][ T7159] CPU: 0 UID: 0 PID: 7159 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full)
[ 255.596356][ T7159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 255.596369][ T7159] Call Trace:
[ 255.596377][ T7159]
[ 255.596386][ T7159] dump_stack_lvl+0x189/0x250
[ 255.596417][ T7159] ? __pfx_dump_stack_lvl+0x10/0x10
[ 255.596441][ T7159] ? __pfx__printk+0x10/0x10
[ 255.596475][ T7159] ? kernfs_path_from_node+0x250/0x290
[ 255.596495][ T7159] ? kernfs_path_from_node+0x2f/0x290
[ 255.596519][ T7159] sysfs_create_dir_ns+0x259/0x280
[ 255.596540][ T7159] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 255.596561][ T7159] ? do_raw_spin_unlock+0x122/0x240
[ 255.596589][ T7159] kobject_add_internal+0x59f/0xb40
[ 255.596623][ T7159] kobject_init_and_add+0x125/0x190
[ 255.596664][ T7159] ? __pfx_kobject_init_and_add+0x10/0x10
[ 255.596692][ T7159] ? __raw_spin_lock_init+0x45/0x100
[ 255.596720][ T7159] ? __init_swait_queue_head+0xa9/0x150
[ 255.596748][ T7159] gfs2_sys_fs_add+0x234/0x450
[ 255.596779][ T7159] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 255.596812][ T7159] ? is_dynamic_key+0xd6/0x1c0
[ 255.596843][ T7159] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 255.596881][ T7159] gfs2_fill_super+0x13c0/0x20d0
[ 255.596921][ T7159] ? __pfx_gfs2_fill_super+0x10/0x10
[ 255.596949][ T7159] ? sb_set_blocksize+0x104/0x180
[ 255.596973][ T7159] ? setup_bdev_super+0x4c1/0x5b0
[ 255.597000][ T7159] get_tree_bdev_flags+0x40e/0x4d0
[ 255.597025][ T7159] ? __pfx_gfs2_fill_super+0x10/0x10
[ 255.597048][ T7159] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 255.597070][ T7159] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 255.597110][ T7159] gfs2_get_tree+0x51/0x1e0
[ 255.597135][ T7159] vfs_get_tree+0x92/0x2b0
[ 255.597160][ T7159] do_new_mount+0x302/0x9e0
[ 255.597183][ T7159] ? apparmor_capable+0x137/0x1b0
[ 255.597214][ T7159] ? __pfx_do_new_mount+0x10/0x10
[ 255.597237][ T7159] ? ns_capable+0x8a/0xf0
[ 255.597257][ T7159] ? kmem_cache_free+0x19b/0x690
[ 255.597291][ T7159] __se_sys_mount+0x313/0x410
[ 255.597323][ T7159] ? __pfx___se_sys_mount+0x10/0x10
[ 255.597353][ T7159] ? do_syscall_64+0xbe/0xfa0
[ 255.597374][ T7159] ? __x64_sys_mount+0x20/0xc0
[ 255.597406][ T7159] do_syscall_64+0xfa/0xfa0
[ 255.597427][ T7159] ? lockdep_hardirqs_on+0x9c/0x150
[ 255.597450][ T7159] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 255.597470][ T7159] ? clear_bhb_loop+0x60/0xb0
[ 255.597493][ T7159] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 255.597510][ T7159] RIP: 0033:0x7f0f78f9038a
[ 255.597528][ T7159] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 255.597546][ T7159] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 255.597568][ T7159] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 255.597584][ T7159] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 255.597600][ T7159] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 255.597615][ T7159] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 255.597628][ T7159] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 255.597669][ T7159]
[ 255.597697][ T7159] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.757972][ T1301] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.758651][ T7159] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.763139][ T1301] ieee802154 phy1 wpan1: encryption failed: -22
[ 256.186351][ T7163] loop1: detected capacity change from 0 to 32768
[ 256.198966][ T7163] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.206870][ T7163] CPU: 1 UID: 0 PID: 7163 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full)
[ 256.206894][ T7163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 256.206907][ T7163] Call Trace:
[ 256.206915][ T7163]
[ 256.206923][ T7163] dump_stack_lvl+0x189/0x250
[ 256.206953][ T7163] ? __pfx_dump_stack_lvl+0x10/0x10
[ 256.206977][ T7163] ? __pfx__printk+0x10/0x10
[ 256.207010][ T7163] ? kernfs_path_from_node+0x250/0x290
[ 256.207030][ T7163] ? kernfs_path_from_node+0x2f/0x290
[ 256.207053][ T7163] sysfs_create_dir_ns+0x259/0x280
[ 256.207075][ T7163] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 256.207096][ T7163] ? do_raw_spin_unlock+0x122/0x240
[ 256.207124][ T7163] kobject_add_internal+0x59f/0xb40
[ 256.207160][ T7163] kobject_init_and_add+0x125/0x190
[ 256.207192][ T7163] ? __pfx_kobject_init_and_add+0x10/0x10
[ 256.207217][ T7163] ? __raw_spin_lock_init+0x45/0x100
[ 256.207242][ T7163] ? __init_swait_queue_head+0xa9/0x150
[ 256.207269][ T7163] gfs2_sys_fs_add+0x234/0x450
[ 256.207301][ T7163] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 256.207335][ T7163] ? is_dynamic_key+0xd6/0x1c0
[ 256.207362][ T7163] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 256.207410][ T7163] gfs2_fill_super+0x13c0/0x20d0
[ 256.207447][ T7163] ? __pfx_gfs2_fill_super+0x10/0x10
[ 256.207473][ T7163] ? sb_set_blocksize+0x104/0x180
[ 256.207499][ T7163] ? setup_bdev_super+0x4c1/0x5b0
[ 256.207524][ T7163] get_tree_bdev_flags+0x40e/0x4d0
[ 256.207547][ T7163] ? __pfx_gfs2_fill_super+0x10/0x10
[ 256.207568][ T7163] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 256.207590][ T7163] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 256.207626][ T7163] gfs2_get_tree+0x51/0x1e0
[ 256.207649][ T7163] vfs_get_tree+0x92/0x2b0
[ 256.207671][ T7163] do_new_mount+0x302/0x9e0
[ 256.207692][ T7163] ? apparmor_capable+0x137/0x1b0
[ 256.207724][ T7163] ? __pfx_do_new_mount+0x10/0x10
[ 256.207749][ T7163] ? ns_capable+0x8a/0xf0
[ 256.207769][ T7163] ? kmem_cache_free+0x19b/0x690
[ 256.207804][ T7163] __se_sys_mount+0x313/0x410
[ 256.207835][ T7163] ? __pfx___se_sys_mount+0x10/0x10
[ 256.207865][ T7163] ? do_syscall_64+0xbe/0xfa0
[ 256.207886][ T7163] ? __x64_sys_mount+0x20/0xc0
[ 256.207911][ T7163] do_syscall_64+0xfa/0xfa0
[ 256.207932][ T7163] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.207954][ T7163] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.207973][ T7163] ? clear_bhb_loop+0x60/0xb0
[ 256.207995][ T7163] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.208015][ T7163] RIP: 0033:0x7f0f78f9038a
[ 256.208033][ T7163] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 256.208051][ T7163] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 256.208074][ T7163] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 256.208090][ T7163] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 256.208105][ T7163] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 256.208119][ T7163] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 256.208133][ T7163] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 256.208165][ T7163]
[ 256.208191][ T7163] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 256.537228][ T7163] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/03 07:27:45 executed programs: 155
[ 256.866439][ T7167] loop1: detected capacity change from 0 to 32768
[ 256.881500][ T7167] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.888949][ T7167] CPU: 0 UID: 0 PID: 7167 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full)
[ 256.888972][ T7167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 256.888985][ T7167] Call Trace:
[ 256.888993][ T7167]
[ 256.889003][ T7167] dump_stack_lvl+0x189/0x250
[ 256.889037][ T7167] ? __pfx_dump_stack_lvl+0x10/0x10
[ 256.889062][ T7167] ? __pfx__printk+0x10/0x10
[ 256.889096][ T7167] ? kernfs_path_from_node+0x250/0x290
[ 256.889115][ T7167] ? kernfs_path_from_node+0x2f/0x290
[ 256.889140][ T7167] sysfs_create_dir_ns+0x259/0x280
[ 256.889163][ T7167] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 256.889185][ T7167] ? do_raw_spin_unlock+0x122/0x240
[ 256.889215][ T7167] kobject_add_internal+0x59f/0xb40
[ 256.889249][ T7167] kobject_init_and_add+0x125/0x190
[ 256.889280][ T7167] ? __pfx_kobject_init_and_add+0x10/0x10
[ 256.889308][ T7167] ? __raw_spin_lock_init+0x45/0x100
[ 256.889336][ T7167] ? __init_swait_queue_head+0xa9/0x150
[ 256.889365][ T7167] gfs2_sys_fs_add+0x234/0x450
[ 256.889398][ T7167] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 256.889431][ T7167] ? is_dynamic_key+0xd6/0x1c0
[ 256.889457][ T7167] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 256.889494][ T7167] gfs2_fill_super+0x13c0/0x20d0
[ 256.889527][ T7167] ? __pfx_gfs2_fill_super+0x10/0x10
[ 256.889561][ T7167] ? sb_set_blocksize+0x104/0x180
[ 256.889585][ T7167] ? setup_bdev_super+0x4c1/0x5b0
[ 256.889613][ T7167] get_tree_bdev_flags+0x40e/0x4d0
[ 256.889636][ T7167] ? __pfx_gfs2_fill_super+0x10/0x10
[ 256.889657][ T7167] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 256.889678][ T7167] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 256.889717][ T7167] gfs2_get_tree+0x51/0x1e0
[ 256.889742][ T7167] vfs_get_tree+0x92/0x2b0
[ 256.889768][ T7167] do_new_mount+0x302/0x9e0
[ 256.889791][ T7167] ? apparmor_capable+0x137/0x1b0
[ 256.889825][ T7167] ? __pfx_do_new_mount+0x10/0x10
[ 256.889847][ T7167] ? ns_capable+0x8a/0xf0
[ 256.889867][ T7167] ? kmem_cache_free+0x19b/0x690
[ 256.889898][ T7167] __se_sys_mount+0x313/0x410
[ 256.889928][ T7167] ? __pfx___se_sys_mount+0x10/0x10
[ 256.889958][ T7167] ? do_syscall_64+0xbe/0xfa0
[ 256.889979][ T7167] ? __x64_sys_mount+0x20/0xc0
[ 256.890007][ T7167] do_syscall_64+0xfa/0xfa0
[ 256.890030][ T7167] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.890053][ T7167] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.890073][ T7167] ? clear_bhb_loop+0x60/0xb0
[ 256.890097][ T7167] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.890115][ T7167] RIP: 0033:0x7f0f78f9038a
[ 256.890134][ T7167] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 256.890152][ T7167] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 256.890173][ T7167] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 256.890188][ T7167] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 256.890202][ T7167] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 256.890214][ T7167] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 256.890227][ T7167] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 256.890258][ T7167]
[ 257.206665][ T7167] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.220640][ T7167] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 257.558622][ T7171] loop1: detected capacity change from 0 to 32768
[ 257.574627][ T7171] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 257.582742][ T7171] CPU: 1 UID: 0 PID: 7171 Comm: syz.1.171 Not tainted syzkaller #0 PREEMPT(full)
[ 257.582770][ T7171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 257.582783][ T7171] Call Trace:
[ 257.582791][ T7171]
[ 257.582800][ T7171] dump_stack_lvl+0x189/0x250
[ 257.582833][ T7171] ? __pfx_dump_stack_lvl+0x10/0x10
[ 257.582857][ T7171] ? __pfx__printk+0x10/0x10
[ 257.582891][ T7171] ? kernfs_path_from_node+0x250/0x290
[ 257.582912][ T7171] ? kernfs_path_from_node+0x2f/0x290
[ 257.582938][ T7171] sysfs_create_dir_ns+0x259/0x280
[ 257.582962][ T7171] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 257.582985][ T7171] ? do_raw_spin_unlock+0x122/0x240
[ 257.583014][ T7171] kobject_add_internal+0x59f/0xb40
[ 257.583050][ T7171] kobject_init_and_add+0x125/0x190
[ 257.583082][ T7171] ? __pfx_kobject_init_and_add+0x10/0x10
[ 257.583110][ T7171] ? __raw_spin_lock_init+0x45/0x100
[ 257.583136][ T7171] ? __init_swait_queue_head+0xa9/0x150
[ 257.583162][ T7171] gfs2_sys_fs_add+0x234/0x450
[ 257.583191][ T7171] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 257.583225][ T7171] ? is_dynamic_key+0xd6/0x1c0
[ 257.583253][ T7171] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 257.583294][ T7171] gfs2_fill_super+0x13c0/0x20d0
[ 257.583334][ T7171] ? __pfx_gfs2_fill_super+0x10/0x10
[ 257.583361][ T7171] ? sb_set_blocksize+0x104/0x180
[ 257.583386][ T7171] ? setup_bdev_super+0x4c1/0x5b0
[ 257.583420][ T7171] get_tree_bdev_flags+0x40e/0x4d0
[ 257.583441][ T7171] ? __pfx_gfs2_fill_super+0x10/0x10
[ 257.583460][ T7171] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 257.583480][ T7171] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 257.583517][ T7171] gfs2_get_tree+0x51/0x1e0
[ 257.583540][ T7171] vfs_get_tree+0x92/0x2b0
[ 257.583565][ T7171] do_new_mount+0x302/0x9e0
[ 257.583589][ T7171] ? apparmor_capable+0x137/0x1b0
[ 257.583621][ T7171] ? __pfx_do_new_mount+0x10/0x10
[ 257.583646][ T7171] ? ns_capable+0x8a/0xf0
[ 257.583667][ T7171] ? kmem_cache_free+0x19b/0x690
[ 257.583703][ T7171] __se_sys_mount+0x313/0x410
[ 257.583735][ T7171] ? __pfx___se_sys_mount+0x10/0x10
[ 257.583765][ T7171] ? do_syscall_64+0xbe/0xfa0
[ 257.583785][ T7171] ? __x64_sys_mount+0x20/0xc0
[ 257.583813][ T7171] do_syscall_64+0xfa/0xfa0
[ 257.583834][ T7171] ? lockdep_hardirqs_on+0x9c/0x150
[ 257.583857][ T7171] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 257.583878][ T7171] ? clear_bhb_loop+0x60/0xb0
[ 257.583903][ T7171] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 257.583922][ T7171] RIP: 0033:0x7f0f78f9038a
[ 257.583941][ T7171] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 257.583958][ T7171] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 257.583980][ T7171] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 257.583995][ T7171] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 257.584009][ T7171] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 257.584022][ T7171] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 257.584035][ T7171] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 257.584066][ T7171]
[ 257.584094][ T7171] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.821795][ T5163] Bluetooth: hci0: command 0x0406 tx timeout
[ 257.828923][ T7171] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 258.263826][ T7175] loop1: detected capacity change from 0 to 32768
[ 258.278207][ T7175] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 258.286419][ T7175] CPU: 1 UID: 0 PID: 7175 Comm: syz.1.172 Not tainted syzkaller #0 PREEMPT(full)
[ 258.286443][ T7175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 258.286456][ T7175] Call Trace:
[ 258.286465][ T7175]
[ 258.286473][ T7175] dump_stack_lvl+0x189/0x250
[ 258.286504][ T7175] ? __pfx_dump_stack_lvl+0x10/0x10
[ 258.286528][ T7175] ? __pfx__printk+0x10/0x10
[ 258.286561][ T7175] ? kernfs_path_from_node+0x250/0x290
[ 258.286579][ T7175] ? kernfs_path_from_node+0x2f/0x290
[ 258.286602][ T7175] sysfs_create_dir_ns+0x259/0x280
[ 258.286625][ T7175] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 258.286646][ T7175] ? do_raw_spin_unlock+0x122/0x240
[ 258.286675][ T7175] kobject_add_internal+0x59f/0xb40
[ 258.286710][ T7175] kobject_init_and_add+0x125/0x190
[ 258.286741][ T7175] ? __pfx_kobject_init_and_add+0x10/0x10
[ 258.286768][ T7175] ? __raw_spin_lock_init+0x45/0x100
[ 258.286794][ T7175] ? __init_swait_queue_head+0xa9/0x150
[ 258.286821][ T7175] gfs2_sys_fs_add+0x234/0x450
[ 258.286851][ T7175] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 258.286884][ T7175] ? is_dynamic_key+0xd6/0x1c0
[ 258.286913][ T7175] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 258.286953][ T7175] gfs2_fill_super+0x13c0/0x20d0
[ 258.286993][ T7175] ? __pfx_gfs2_fill_super+0x10/0x10
[ 258.287018][ T7175] ? sb_set_blocksize+0x104/0x180
[ 258.287043][ T7175] ? setup_bdev_super+0x4c1/0x5b0
[ 258.287070][ T7175] get_tree_bdev_flags+0x40e/0x4d0
[ 258.287094][ T7175] ? __pfx_gfs2_fill_super+0x10/0x10
[ 258.287115][ T7175] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 258.287135][ T7175] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 258.287185][ T7175] gfs2_get_tree+0x51/0x1e0
[ 258.287209][ T7175] vfs_get_tree+0x92/0x2b0
[ 258.287235][ T7175] do_new_mount+0x302/0x9e0
[ 258.287259][ T7175] ? apparmor_capable+0x137/0x1b0
[ 258.287291][ T7175] ? __pfx_do_new_mount+0x10/0x10
[ 258.287316][ T7175] ? ns_capable+0x8a/0xf0
[ 258.287338][ T7175] ? kmem_cache_free+0x19b/0x690
[ 258.287372][ T7175] __se_sys_mount+0x313/0x410
[ 258.287402][ T7175] ? __pfx___se_sys_mount+0x10/0x10
[ 258.287432][ T7175] ? do_syscall_64+0xbe/0xfa0
[ 258.287454][ T7175] ? __x64_sys_mount+0x20/0xc0
[ 258.287482][ T7175] do_syscall_64+0xfa/0xfa0
[ 258.287504][ T7175] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.287527][ T7175] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.287547][ T7175] ? clear_bhb_loop+0x60/0xb0
[ 258.287571][ T7175] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.287589][ T7175] RIP: 0033:0x7f0f78f9038a
[ 258.287607][ T7175] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 258.287625][ T7175] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 258.287646][ T7175] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 258.287661][ T7175] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 258.287677][ T7175] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 258.287691][ T7175] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 258.287704][ T7175] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 258.287735][ T7175]
[ 258.287761][ T7175] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 258.615558][ T7175] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 258.941992][ T7179] loop1: detected capacity change from 0 to 32768
[ 258.956362][ T7179] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 258.964433][ T7179] CPU: 1 UID: 0 PID: 7179 Comm: syz.1.173 Not tainted syzkaller #0 PREEMPT(full)
[ 258.964457][ T7179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 258.964469][ T7179] Call Trace:
[ 258.964477][ T7179]
[ 258.964485][ T7179] dump_stack_lvl+0x189/0x250
[ 258.964518][ T7179] ? __pfx_dump_stack_lvl+0x10/0x10
[ 258.964539][ T7179] ? __pfx__printk+0x10/0x10
[ 258.964572][ T7179] ? kernfs_path_from_node+0x250/0x290
[ 258.964590][ T7179] ? kernfs_path_from_node+0x2f/0x290
[ 258.964612][ T7179] sysfs_create_dir_ns+0x259/0x280
[ 258.964635][ T7179] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 258.964656][ T7179] ? do_raw_spin_unlock+0x122/0x240
[ 258.964684][ T7179] kobject_add_internal+0x59f/0xb40
[ 258.964719][ T7179] kobject_init_and_add+0x125/0x190
[ 258.964751][ T7179] ? __pfx_kobject_init_and_add+0x10/0x10
[ 258.964779][ T7179] ? __raw_spin_lock_init+0x45/0x100
[ 258.964806][ T7179] ? __init_swait_queue_head+0xa9/0x150
[ 258.964833][ T7179] gfs2_sys_fs_add+0x234/0x450
[ 258.964864][ T7179] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 258.964898][ T7179] ? is_dynamic_key+0xd6/0x1c0
[ 258.964922][ T7179] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 258.964957][ T7179] gfs2_fill_super+0x13c0/0x20d0
[ 258.964990][ T7179] ? __pfx_gfs2_fill_super+0x10/0x10
[ 258.965014][ T7179] ? sb_set_blocksize+0x104/0x180
[ 258.965049][ T7179] ? setup_bdev_super+0x4c1/0x5b0
[ 258.965074][ T7179] get_tree_bdev_flags+0x40e/0x4d0
[ 258.965097][ T7179] ? __pfx_gfs2_fill_super+0x10/0x10
[ 258.965118][ T7179] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 258.965138][ T7179] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 258.965174][ T7179] gfs2_get_tree+0x51/0x1e0
[ 258.965197][ T7179] vfs_get_tree+0x92/0x2b0
[ 258.965220][ T7179] do_new_mount+0x302/0x9e0
[ 258.965243][ T7179] ? apparmor_capable+0x137/0x1b0
[ 258.965273][ T7179] ? __pfx_do_new_mount+0x10/0x10
[ 258.965295][ T7179] ? ns_capable+0x8a/0xf0
[ 258.965316][ T7179] ? kmem_cache_free+0x19b/0x690
[ 258.965349][ T7179] __se_sys_mount+0x313/0x410
[ 258.965382][ T7179] ? __pfx___se_sys_mount+0x10/0x10
[ 258.965408][ T7179] ? do_syscall_64+0xbe/0xfa0
[ 258.965427][ T7179] ? __x64_sys_mount+0x20/0xc0
[ 258.965458][ T7179] do_syscall_64+0xfa/0xfa0
[ 258.965479][ T7179] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.965502][ T7179] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.965523][ T7179] ? clear_bhb_loop+0x60/0xb0
[ 258.965547][ T7179] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.965565][ T7179] RIP: 0033:0x7f0f78f9038a
[ 258.965582][ T7179] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 258.965600][ T7179] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 258.965620][ T7179] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 258.965635][ T7179] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 258.965649][ T7179] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 258.965661][ T7179] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 258.965674][ T7179] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 258.965702][ T7179]
[ 258.965736][ T7179] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.292828][ T7179] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 259.621998][ T7183] loop1: detected capacity change from 0 to 32768
[ 259.636574][ T7183] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 259.644456][ T7183] CPU: 1 UID: 0 PID: 7183 Comm: syz.1.174 Not tainted syzkaller #0 PREEMPT(full)
[ 259.644482][ T7183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 259.644495][ T7183] Call Trace:
[ 259.644503][ T7183]
[ 259.644512][ T7183] dump_stack_lvl+0x189/0x250
[ 259.644545][ T7183] ? __pfx_dump_stack_lvl+0x10/0x10
[ 259.644569][ T7183] ? __pfx__printk+0x10/0x10
[ 259.644605][ T7183] ? kernfs_path_from_node+0x250/0x290
[ 259.644625][ T7183] ? kernfs_path_from_node+0x2f/0x290
[ 259.644650][ T7183] sysfs_create_dir_ns+0x259/0x280
[ 259.644673][ T7183] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 259.644695][ T7183] ? do_raw_spin_unlock+0x122/0x240
[ 259.644725][ T7183] kobject_add_internal+0x59f/0xb40
[ 259.644761][ T7183] kobject_init_and_add+0x125/0x190
[ 259.644794][ T7183] ? __pfx_kobject_init_and_add+0x10/0x10
[ 259.644822][ T7183] ? __raw_spin_lock_init+0x45/0x100
[ 259.644847][ T7183] ? __init_swait_queue_head+0xa9/0x150
[ 259.644874][ T7183] gfs2_sys_fs_add+0x234/0x450
[ 259.644905][ T7183] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 259.644937][ T7183] ? is_dynamic_key+0xd6/0x1c0
[ 259.644962][ T7183] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 259.645001][ T7183] gfs2_fill_super+0x13c0/0x20d0
[ 259.645041][ T7183] ? __pfx_gfs2_fill_super+0x10/0x10
[ 259.645069][ T7183] ? sb_set_blocksize+0x104/0x180
[ 259.645095][ T7183] ? setup_bdev_super+0x4c1/0x5b0
[ 259.645121][ T7183] get_tree_bdev_flags+0x40e/0x4d0
[ 259.645145][ T7183] ? __pfx_gfs2_fill_super+0x10/0x10
[ 259.645166][ T7183] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 259.645193][ T7183] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 259.645229][ T7183] gfs2_get_tree+0x51/0x1e0
[ 259.645253][ T7183] vfs_get_tree+0x92/0x2b0
[ 259.645277][ T7183] do_new_mount+0x302/0x9e0
[ 259.645300][ T7183] ? apparmor_capable+0x137/0x1b0
[ 259.645332][ T7183] ? __pfx_do_new_mount+0x10/0x10
[ 259.645356][ T7183] ? ns_capable+0x8a/0xf0
[ 259.645378][ T7183] ? kmem_cache_free+0x19b/0x690
[ 259.645413][ T7183] __se_sys_mount+0x313/0x410
[ 259.645449][ T7183] ? __pfx___se_sys_mount+0x10/0x10
[ 259.645480][ T7183] ? do_syscall_64+0xbe/0xfa0
[ 259.645501][ T7183] ? __x64_sys_mount+0x20/0xc0
[ 259.645526][ T7183] do_syscall_64+0xfa/0xfa0
[ 259.645547][ T7183] ? lockdep_hardirqs_on+0x9c/0x150
[ 259.645569][ T7183] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 259.645590][ T7183] ? clear_bhb_loop+0x60/0xb0
[ 259.645615][ T7183] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 259.645635][ T7183] RIP: 0033:0x7f0f78f9038a
[ 259.645654][ T7183] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 259.645672][ T7183] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 259.645694][ T7183] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 259.645709][ T7183] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 259.645723][ T7183] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 259.645737][ T7183] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 259.645750][ T7183] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 259.645781][ T7183]
[ 259.645827][ T7183] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.974112][ T7183] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.304380][ T7187] loop1: detected capacity change from 0 to 32768
[ 260.322828][ T7187] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.332760][ T7187] CPU: 1 UID: 0 PID: 7187 Comm: syz.1.175 Not tainted syzkaller #0 PREEMPT(full)
[ 260.332788][ T7187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 260.332801][ T7187] Call Trace:
[ 260.332809][ T7187]
[ 260.332818][ T7187] dump_stack_lvl+0x189/0x250
[ 260.332851][ T7187] ? __pfx_dump_stack_lvl+0x10/0x10
[ 260.332876][ T7187] ? __pfx__printk+0x10/0x10
[ 260.332909][ T7187] ? kernfs_path_from_node+0x250/0x290
[ 260.332929][ T7187] ? kernfs_path_from_node+0x2f/0x290
[ 260.332953][ T7187] sysfs_create_dir_ns+0x259/0x280
[ 260.332976][ T7187] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 260.332996][ T7187] ? do_raw_spin_unlock+0x122/0x240
[ 260.333025][ T7187] kobject_add_internal+0x59f/0xb40
[ 260.333062][ T7187] kobject_init_and_add+0x125/0x190
[ 260.333097][ T7187] ? __pfx_kobject_init_and_add+0x10/0x10
[ 260.333125][ T7187] ? __raw_spin_lock_init+0x45/0x100
[ 260.333160][ T7187] ? __init_swait_queue_head+0xa9/0x150
[ 260.333188][ T7187] gfs2_sys_fs_add+0x234/0x450
[ 260.333218][ T7187] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 260.333253][ T7187] ? is_dynamic_key+0xd6/0x1c0
[ 260.333279][ T7187] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 260.333319][ T7187] gfs2_fill_super+0x13c0/0x20d0
[ 260.333356][ T7187] ? __pfx_gfs2_fill_super+0x10/0x10
[ 260.333383][ T7187] ? sb_set_blocksize+0x104/0x180
[ 260.333410][ T7187] ? setup_bdev_super+0x4c1/0x5b0
[ 260.333438][ T7187] get_tree_bdev_flags+0x40e/0x4d0
[ 260.333463][ T7187] ? __pfx_gfs2_fill_super+0x10/0x10
[ 260.333485][ T7187] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 260.333506][ T7187] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 260.333573][ T7187] gfs2_get_tree+0x51/0x1e0
[ 260.333599][ T7187] vfs_get_tree+0x92/0x2b0
[ 260.333625][ T7187] do_new_mount+0x302/0x9e0
[ 260.333648][ T7187] ? apparmor_capable+0x137/0x1b0
[ 260.333680][ T7187] ? __pfx_do_new_mount+0x10/0x10
[ 260.333705][ T7187] ? ns_capable+0x8a/0xf0
[ 260.333724][ T7187] ? kmem_cache_free+0x19b/0x690
[ 260.333756][ T7187] __se_sys_mount+0x313/0x410
[ 260.333784][ T7187] ? __pfx___se_sys_mount+0x10/0x10
[ 260.333814][ T7187] ? do_syscall_64+0xbe/0xfa0
[ 260.333835][ T7187] ? __x64_sys_mount+0x20/0xc0
[ 260.333863][ T7187] do_syscall_64+0xfa/0xfa0
[ 260.333886][ T7187] ? lockdep_hardirqs_on+0x9c/0x150
[ 260.333908][ T7187] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 260.333966][ T7187] ? clear_bhb_loop+0x60/0xb0
[ 260.333990][ T7187] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 260.334009][ T7187] RIP: 0033:0x7f0f78f9038a
[ 260.334027][ T7187] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 260.334045][ T7187] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.334067][ T7187] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 260.334082][ T7187] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 260.334096][ T7187] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 260.334109][ T7187] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 260.334122][ T7187] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 260.334163][ T7187]
[ 260.334192][ T7187] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 260.662621][ T7187] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 261.005829][ T7191] loop1: detected capacity change from 0 to 32768
[ 261.024868][ T7191] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 261.033666][ T7191] CPU: 1 UID: 0 PID: 7191 Comm: syz.1.176 Not tainted syzkaller #0 PREEMPT(full)
[ 261.033694][ T7191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 261.033706][ T7191] Call Trace:
[ 261.033714][ T7191]
[ 261.033723][ T7191] dump_stack_lvl+0x189/0x250
[ 261.033756][ T7191] ? __pfx_dump_stack_lvl+0x10/0x10
[ 261.033793][ T7191] ? __pfx__printk+0x10/0x10
[ 261.033827][ T7191] ? kernfs_path_from_node+0x250/0x290
[ 261.033845][ T7191] ? kernfs_path_from_node+0x2f/0x290
[ 261.033867][ T7191] sysfs_create_dir_ns+0x259/0x280
[ 261.033888][ T7191] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 261.033909][ T7191] ? do_raw_spin_unlock+0x122/0x240
[ 261.033937][ T7191] kobject_add_internal+0x59f/0xb40
[ 261.033974][ T7191] kobject_init_and_add+0x125/0x190
[ 261.034007][ T7191] ? __pfx_kobject_init_and_add+0x10/0x10
[ 261.034034][ T7191] ? __raw_spin_lock_init+0x45/0x100
[ 261.034060][ T7191] ? __init_swait_queue_head+0xa9/0x150
[ 261.034088][ T7191] gfs2_sys_fs_add+0x234/0x450
[ 261.034120][ T7191] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 261.034154][ T7191] ? is_dynamic_key+0xd6/0x1c0
[ 261.034181][ T7191] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 261.034221][ T7191] gfs2_fill_super+0x13c0/0x20d0
[ 261.034259][ T7191] ? __pfx_gfs2_fill_super+0x10/0x10
[ 261.034286][ T7191] ? sb_set_blocksize+0x104/0x180
[ 261.034312][ T7191] ? setup_bdev_super+0x4c1/0x5b0
[ 261.034339][ T7191] get_tree_bdev_flags+0x40e/0x4d0
[ 261.034363][ T7191] ? __pfx_gfs2_fill_super+0x10/0x10
[ 261.034386][ T7191] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 261.034408][ T7191] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 261.034447][ T7191] gfs2_get_tree+0x51/0x1e0
[ 261.034472][ T7191] vfs_get_tree+0x92/0x2b0
[ 261.034498][ T7191] do_new_mount+0x302/0x9e0
[ 261.034521][ T7191] ? apparmor_capable+0x137/0x1b0
[ 261.034555][ T7191] ? __pfx_do_new_mount+0x10/0x10
[ 261.034580][ T7191] ? ns_capable+0x8a/0xf0
[ 261.034602][ T7191] ? kmem_cache_free+0x19b/0x690
[ 261.034637][ T7191] __se_sys_mount+0x313/0x410
[ 261.034670][ T7191] ? __pfx___se_sys_mount+0x10/0x10
[ 261.034700][ T7191] ? do_syscall_64+0xbe/0xfa0
[ 261.034721][ T7191] ? __x64_sys_mount+0x20/0xc0
[ 261.034749][ T7191] do_syscall_64+0xfa/0xfa0
[ 261.034771][ T7191] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.034800][ T7191] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.034820][ T7191] ? clear_bhb_loop+0x60/0xb0
[ 261.034844][ T7191] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.034863][ T7191] RIP: 0033:0x7f0f78f9038a
[ 261.034882][ T7191] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 261.034900][ T7191] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 261.034921][ T7191] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 261.034937][ T7191] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 261.034951][ T7191] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 261.034965][ T7191] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 261.034979][ T7191] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 261.035011][ T7191]
[ 261.035211][ T7191] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 261.363263][ T7191] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 261.679740][ T7195] loop1: detected capacity change from 0 to 32768
[ 261.689489][ T7195] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 261.697058][ T7195] CPU: 0 UID: 0 PID: 7195 Comm: syz.1.177 Not tainted syzkaller #0 PREEMPT(full)
[ 261.697085][ T7195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 261.697097][ T7195] Call Trace:
[ 261.697104][ T7195]
[ 261.697112][ T7195] dump_stack_lvl+0x189/0x250
[ 261.697142][ T7195] ? __pfx_dump_stack_lvl+0x10/0x10
[ 261.697164][ T7195] ? __pfx__printk+0x10/0x10
[ 261.697194][ T7195] ? kernfs_path_from_node+0x250/0x290
[ 261.697212][ T7195] ? kernfs_path_from_node+0x2f/0x290
[ 261.697234][ T7195] sysfs_create_dir_ns+0x259/0x280
[ 261.697256][ T7195] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 261.697275][ T7195] ? do_raw_spin_unlock+0x122/0x240
[ 261.697302][ T7195] kobject_add_internal+0x59f/0xb40
[ 261.697337][ T7195] kobject_init_and_add+0x125/0x190
[ 261.697367][ T7195] ? __pfx_kobject_init_and_add+0x10/0x10
[ 261.697393][ T7195] ? __raw_spin_lock_init+0x45/0x100
[ 261.697416][ T7195] ? __init_swait_queue_head+0xa9/0x150
[ 261.697442][ T7195] gfs2_sys_fs_add+0x234/0x450
[ 261.697474][ T7195] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 261.697509][ T7195] ? is_dynamic_key+0xd6/0x1c0
[ 261.697534][ T7195] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 261.697571][ T7195] gfs2_fill_super+0x13c0/0x20d0
[ 261.697609][ T7195] ? __pfx_gfs2_fill_super+0x10/0x10
[ 261.697634][ T7195] ? sb_set_blocksize+0x104/0x180
[ 261.697657][ T7195] ? setup_bdev_super+0x4c1/0x5b0
[ 261.697683][ T7195] get_tree_bdev_flags+0x40e/0x4d0
[ 261.697707][ T7195] ? __pfx_gfs2_fill_super+0x10/0x10
[ 261.697729][ T7195] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 261.697751][ T7195] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 261.697790][ T7195] gfs2_get_tree+0x51/0x1e0
[ 261.697815][ T7195] vfs_get_tree+0x92/0x2b0
[ 261.697841][ T7195] do_new_mount+0x302/0x9e0
[ 261.697863][ T7195] ? apparmor_capable+0x137/0x1b0
[ 261.697894][ T7195] ? __pfx_do_new_mount+0x10/0x10
[ 261.697918][ T7195] ? ns_capable+0x8a/0xf0
[ 261.697937][ T7195] ? kmem_cache_free+0x19b/0x690
[ 261.697980][ T7195] __se_sys_mount+0x313/0x410
[ 261.698011][ T7195] ? __pfx___se_sys_mount+0x10/0x10
[ 261.698041][ T7195] ? do_syscall_64+0xbe/0xfa0
[ 261.698062][ T7195] ? __x64_sys_mount+0x20/0xc0
[ 261.698088][ T7195] do_syscall_64+0xfa/0xfa0
[ 261.698109][ T7195] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.698131][ T7195] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.698151][ T7195] ? clear_bhb_loop+0x60/0xb0
[ 261.698174][ T7195] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.698192][ T7195] RIP: 0033:0x7f0f78f9038a
[ 261.698211][ T7195] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 261.698230][ T7195] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 261.698251][ T7195] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 261.698265][ T7195] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 261.698280][ T7195] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 261.698294][ T7195] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 261.698308][ T7195] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 261.698343][ T7195]
[ 261.698371][ T7195] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 262.027512][ T7195] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/03 07:27:51 executed programs: 163
[ 262.355990][ T7199] loop1: detected capacity change from 0 to 32768
[ 262.373350][ T7199] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 262.388380][ T7199] CPU: 0 UID: 0 PID: 7199 Comm: syz.1.178 Not tainted syzkaller #0 PREEMPT(full)
[ 262.388407][ T7199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 262.388420][ T7199] Call Trace:
[ 262.388429][ T7199]
[ 262.388438][ T7199] dump_stack_lvl+0x189/0x250
[ 262.388471][ T7199] ? __pfx_dump_stack_lvl+0x10/0x10
[ 262.388496][ T7199] ? __pfx__printk+0x10/0x10
[ 262.388531][ T7199] ? kernfs_path_from_node+0x250/0x290
[ 262.388551][ T7199] ? kernfs_path_from_node+0x2f/0x290
[ 262.388575][ T7199] sysfs_create_dir_ns+0x259/0x280
[ 262.388598][ T7199] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 262.388621][ T7199] ? do_raw_spin_unlock+0x122/0x240
[ 262.388651][ T7199] kobject_add_internal+0x59f/0xb40
[ 262.388686][ T7199] kobject_init_and_add+0x125/0x190
[ 262.388719][ T7199] ? __pfx_kobject_init_and_add+0x10/0x10
[ 262.388747][ T7199] ? __raw_spin_lock_init+0x45/0x100
[ 262.388774][ T7199] ? __init_swait_queue_head+0xa9/0x150
[ 262.388801][ T7199] gfs2_sys_fs_add+0x234/0x450
[ 262.388833][ T7199] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 262.388867][ T7199] ? is_dynamic_key+0xd6/0x1c0
[ 262.388894][ T7199] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 262.388934][ T7199] gfs2_fill_super+0x13c0/0x20d0
[ 262.388972][ T7199] ? __pfx_gfs2_fill_super+0x10/0x10
[ 262.388999][ T7199] ? sb_set_blocksize+0x104/0x180
[ 262.389025][ T7199] ? setup_bdev_super+0x4c1/0x5b0
[ 262.389052][ T7199] get_tree_bdev_flags+0x40e/0x4d0
[ 262.389076][ T7199] ? __pfx_gfs2_fill_super+0x10/0x10
[ 262.389098][ T7199] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 262.389120][ T7199] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 262.389159][ T7199] gfs2_get_tree+0x51/0x1e0
[ 262.389184][ T7199] vfs_get_tree+0x92/0x2b0
[ 262.389210][ T7199] do_new_mount+0x302/0x9e0
[ 262.389233][ T7199] ? apparmor_capable+0x137/0x1b0
[ 262.389268][ T7199] ? __pfx_do_new_mount+0x10/0x10
[ 262.389293][ T7199] ? ns_capable+0x8a/0xf0
[ 262.389315][ T7199] ? kmem_cache_free+0x19b/0x690
[ 262.389351][ T7199] __se_sys_mount+0x313/0x410
[ 262.389383][ T7199] ? __pfx___se_sys_mount+0x10/0x10
[ 262.389412][ T7199] ? do_syscall_64+0xbe/0xfa0
[ 262.389433][ T7199] ? __x64_sys_mount+0x20/0xc0
[ 262.389461][ T7199] do_syscall_64+0xfa/0xfa0
[ 262.389483][ T7199] ? lockdep_hardirqs_on+0x9c/0x150
[ 262.389506][ T7199] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 262.389526][ T7199] ? clear_bhb_loop+0x60/0xb0
[ 262.389549][ T7199] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 262.389569][ T7199] RIP: 0033:0x7f0f78f9038a
[ 262.389587][ T7199] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 262.389606][ T7199] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 262.389627][ T7199] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 262.389643][ T7199] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 262.389657][ T7199] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 262.389671][ T7199] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 262.389684][ T7199] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 262.389717][ T7199]
[ 262.389744][ T7199] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 262.719046][ T7199] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.044202][ T7203] loop1: detected capacity change from 0 to 32768
[ 263.065425][ T7203] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 263.072973][ T7203] CPU: 0 UID: 0 PID: 7203 Comm: syz.1.179 Not tainted syzkaller #0 PREEMPT(full)
[ 263.073000][ T7203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 263.073013][ T7203] Call Trace:
[ 263.073021][ T7203]
[ 263.073029][ T7203] dump_stack_lvl+0x189/0x250
[ 263.073062][ T7203] ? __pfx_dump_stack_lvl+0x10/0x10
[ 263.073087][ T7203] ? __pfx__printk+0x10/0x10
[ 263.073123][ T7203] ? kernfs_path_from_node+0x250/0x290
[ 263.073144][ T7203] ? kernfs_path_from_node+0x2f/0x290
[ 263.073169][ T7203] sysfs_create_dir_ns+0x259/0x280
[ 263.073193][ T7203] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 263.073215][ T7203] ? do_raw_spin_unlock+0x122/0x240
[ 263.073243][ T7203] kobject_add_internal+0x59f/0xb40
[ 263.073278][ T7203] kobject_init_and_add+0x125/0x190
[ 263.073309][ T7203] ? __pfx_kobject_init_and_add+0x10/0x10
[ 263.073335][ T7203] ? __raw_spin_lock_init+0x45/0x100
[ 263.073359][ T7203] ? __init_swait_queue_head+0xa9/0x150
[ 263.073386][ T7203] gfs2_sys_fs_add+0x234/0x450
[ 263.073417][ T7203] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 263.073450][ T7203] ? is_dynamic_key+0xd6/0x1c0
[ 263.073476][ T7203] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 263.073515][ T7203] gfs2_fill_super+0x13c0/0x20d0
[ 263.073554][ T7203] ? __pfx_gfs2_fill_super+0x10/0x10
[ 263.073580][ T7203] ? sb_set_blocksize+0x104/0x180
[ 263.073605][ T7203] ? setup_bdev_super+0x4c1/0x5b0
[ 263.073642][ T7203] get_tree_bdev_flags+0x40e/0x4d0
[ 263.073667][ T7203] ? __pfx_gfs2_fill_super+0x10/0x10
[ 263.073691][ T7203] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 263.073712][ T7203] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 263.073753][ T7203] gfs2_get_tree+0x51/0x1e0
[ 263.073777][ T7203] vfs_get_tree+0x92/0x2b0
[ 263.073803][ T7203] do_new_mount+0x302/0x9e0
[ 263.073826][ T7203] ? apparmor_capable+0x137/0x1b0
[ 263.073857][ T7203] ? __pfx_do_new_mount+0x10/0x10
[ 263.073880][ T7203] ? ns_capable+0x8a/0xf0
[ 263.073900][ T7203] ? kmem_cache_free+0x19b/0x690
[ 263.073936][ T7203] __se_sys_mount+0x313/0x410
[ 263.073967][ T7203] ? __pfx___se_sys_mount+0x10/0x10
[ 263.073996][ T7203] ? do_syscall_64+0xbe/0xfa0
[ 263.074018][ T7203] ? __x64_sys_mount+0x20/0xc0
[ 263.074045][ T7203] do_syscall_64+0xfa/0xfa0
[ 263.074066][ T7203] ? lockdep_hardirqs_on+0x9c/0x150
[ 263.074088][ T7203] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 263.074108][ T7203] ? clear_bhb_loop+0x60/0xb0
[ 263.074130][ T7203] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 263.074149][ T7203] RIP: 0033:0x7f0f78f9038a
[ 263.074167][ T7203] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 263.074185][ T7203] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.074208][ T7203] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 263.074224][ T7203] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 263.074239][ T7203] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 263.074254][ T7203] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 263.074268][ T7203] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 263.074301][ T7203]
[ 263.074328][ T7203] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 263.402032][ T7203] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.730562][ T7207] loop1: detected capacity change from 0 to 32768
[ 263.746744][ T7207] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 263.754321][ T7207] CPU: 1 UID: 0 PID: 7207 Comm: syz.1.180 Not tainted syzkaller #0 PREEMPT(full)
[ 263.754347][ T7207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 263.754360][ T7207] Call Trace:
[ 263.754369][ T7207]
[ 263.754377][ T7207] dump_stack_lvl+0x189/0x250
[ 263.754410][ T7207] ? __pfx_dump_stack_lvl+0x10/0x10
[ 263.754434][ T7207] ? __pfx__printk+0x10/0x10
[ 263.754468][ T7207] ? kernfs_path_from_node+0x250/0x290
[ 263.754489][ T7207] ? kernfs_path_from_node+0x2f/0x290
[ 263.754513][ T7207] sysfs_create_dir_ns+0x259/0x280
[ 263.754537][ T7207] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 263.754560][ T7207] ? do_raw_spin_unlock+0x122/0x240
[ 263.754590][ T7207] kobject_add_internal+0x59f/0xb40
[ 263.754625][ T7207] kobject_init_and_add+0x125/0x190
[ 263.754657][ T7207] ? __pfx_kobject_init_and_add+0x10/0x10
[ 263.754685][ T7207] ? __raw_spin_lock_init+0x45/0x100
[ 263.754710][ T7207] ? __init_swait_queue_head+0xa9/0x150
[ 263.754736][ T7207] gfs2_sys_fs_add+0x234/0x450
[ 263.754773][ T7207] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 263.754805][ T7207] ? is_dynamic_key+0xd6/0x1c0
[ 263.754831][ T7207] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 263.754869][ T7207] gfs2_fill_super+0x13c0/0x20d0
[ 263.754907][ T7207] ? __pfx_gfs2_fill_super+0x10/0x10
[ 263.754934][ T7207] ? sb_set_blocksize+0x104/0x180
[ 263.754959][ T7207] ? setup_bdev_super+0x4c1/0x5b0
[ 263.754985][ T7207] get_tree_bdev_flags+0x40e/0x4d0
[ 263.755008][ T7207] ? __pfx_gfs2_fill_super+0x10/0x10
[ 263.755029][ T7207] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 263.755050][ T7207] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 263.755091][ T7207] gfs2_get_tree+0x51/0x1e0
[ 263.755118][ T7207] vfs_get_tree+0x92/0x2b0
[ 263.755145][ T7207] do_new_mount+0x302/0x9e0
[ 263.755169][ T7207] ? apparmor_capable+0x137/0x1b0
[ 263.755201][ T7207] ? __pfx_do_new_mount+0x10/0x10
[ 263.755226][ T7207] ? ns_capable+0x8a/0xf0
[ 263.755246][ T7207] ? kmem_cache_free+0x19b/0x690
[ 263.755281][ T7207] __se_sys_mount+0x313/0x410
[ 263.755312][ T7207] ? __pfx___se_sys_mount+0x10/0x10
[ 263.755341][ T7207] ? do_syscall_64+0xbe/0xfa0
[ 263.755361][ T7207] ? __x64_sys_mount+0x20/0xc0
[ 263.755390][ T7207] do_syscall_64+0xfa/0xfa0
[ 263.755411][ T7207] ? lockdep_hardirqs_on+0x9c/0x150
[ 263.755433][ T7207] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 263.755460][ T7207] ? clear_bhb_loop+0x60/0xb0
[ 263.755483][ T7207] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 263.755502][ T7207] RIP: 0033:0x7f0f78f9038a
[ 263.755520][ T7207] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 263.755538][ T7207] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.755560][ T7207] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 263.755575][ T7207] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 263.755589][ T7207] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 263.755601][ T7207] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 263.755615][ T7207] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 263.755646][ T7207]
[ 263.755684][ T7207] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 264.083724][ T7207] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 264.407680][ T7211] loop1: detected capacity change from 0 to 32768
[ 264.419976][ T7211] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 264.427788][ T7211] CPU: 0 UID: 0 PID: 7211 Comm: syz.1.181 Not tainted syzkaller #0 PREEMPT(full)
[ 264.427813][ T7211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 264.427825][ T7211] Call Trace:
[ 264.427834][ T7211]
[ 264.427842][ T7211] dump_stack_lvl+0x189/0x250
[ 264.427876][ T7211] ? __pfx_dump_stack_lvl+0x10/0x10
[ 264.427899][ T7211] ? __pfx__printk+0x10/0x10
[ 264.427933][ T7211] ? kernfs_path_from_node+0x250/0x290
[ 264.427952][ T7211] ? kernfs_path_from_node+0x2f/0x290
[ 264.427976][ T7211] sysfs_create_dir_ns+0x259/0x280
[ 264.427998][ T7211] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 264.428021][ T7211] ? do_raw_spin_unlock+0x122/0x240
[ 264.428050][ T7211] kobject_add_internal+0x59f/0xb40
[ 264.428092][ T7211] kobject_init_and_add+0x125/0x190
[ 264.428123][ T7211] ? __pfx_kobject_init_and_add+0x10/0x10
[ 264.428152][ T7211] ? __raw_spin_lock_init+0x45/0x100
[ 264.428178][ T7211] ? __init_swait_queue_head+0xa9/0x150
[ 264.428205][ T7211] gfs2_sys_fs_add+0x234/0x450
[ 264.428237][ T7211] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 264.428270][ T7211] ? is_dynamic_key+0xd6/0x1c0
[ 264.428297][ T7211] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 264.428338][ T7211] gfs2_fill_super+0x13c0/0x20d0
[ 264.428376][ T7211] ? __pfx_gfs2_fill_super+0x10/0x10
[ 264.428403][ T7211] ? sb_set_blocksize+0x104/0x180
[ 264.428429][ T7211] ? setup_bdev_super+0x4c1/0x5b0
[ 264.428465][ T7211] get_tree_bdev_flags+0x40e/0x4d0
[ 264.428489][ T7211] ? __pfx_gfs2_fill_super+0x10/0x10
[ 264.428511][ T7211] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 264.428532][ T7211] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 264.428570][ T7211] gfs2_get_tree+0x51/0x1e0
[ 264.428596][ T7211] vfs_get_tree+0x92/0x2b0
[ 264.428621][ T7211] do_new_mount+0x302/0x9e0
[ 264.428645][ T7211] ? apparmor_capable+0x137/0x1b0
[ 264.428678][ T7211] ? __pfx_do_new_mount+0x10/0x10
[ 264.428703][ T7211] ? ns_capable+0x8a/0xf0
[ 264.428724][ T7211] ? kmem_cache_free+0x19b/0x690
[ 264.428759][ T7211] __se_sys_mount+0x313/0x410
[ 264.428799][ T7211] ? __pfx___se_sys_mount+0x10/0x10
[ 264.428828][ T7211] ? do_syscall_64+0xbe/0xfa0
[ 264.428849][ T7211] ? __x64_sys_mount+0x20/0xc0
[ 264.428877][ T7211] do_syscall_64+0xfa/0xfa0
[ 264.428899][ T7211] ? lockdep_hardirqs_on+0x9c/0x150
[ 264.428921][ T7211] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 264.428940][ T7211] ? clear_bhb_loop+0x60/0xb0
[ 264.428965][ T7211] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 264.428984][ T7211] RIP: 0033:0x7f0f78f9038a
[ 264.429002][ T7211] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 264.429020][ T7211] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 264.429041][ T7211] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 264.429056][ T7211] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 264.429069][ T7211] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 264.429083][ T7211] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 264.429097][ T7211] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 264.429130][ T7211]
[ 264.429156][ T7211] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 264.758181][ T7211] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 265.085942][ T7215] loop1: detected capacity change from 0 to 32768
[ 265.096910][ T7215] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.105675][ T7215] CPU: 1 UID: 0 PID: 7215 Comm: syz.1.182 Not tainted syzkaller #0 PREEMPT(full)
[ 265.105702][ T7215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 265.105715][ T7215] Call Trace:
[ 265.105724][ T7215]
[ 265.105732][ T7215] dump_stack_lvl+0x189/0x250
[ 265.105765][ T7215] ? __pfx_dump_stack_lvl+0x10/0x10
[ 265.105789][ T7215] ? __pfx__printk+0x10/0x10
[ 265.105822][ T7215] ? kernfs_path_from_node+0x250/0x290
[ 265.105842][ T7215] ? kernfs_path_from_node+0x2f/0x290
[ 265.105864][ T7215] sysfs_create_dir_ns+0x259/0x280
[ 265.105886][ T7215] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 265.105907][ T7215] ? do_raw_spin_unlock+0x122/0x240
[ 265.105935][ T7215] kobject_add_internal+0x59f/0xb40
[ 265.105970][ T7215] kobject_init_and_add+0x125/0x190
[ 265.106003][ T7215] ? __pfx_kobject_init_and_add+0x10/0x10
[ 265.106031][ T7215] ? __raw_spin_lock_init+0x45/0x100
[ 265.106056][ T7215] ? __init_swait_queue_head+0xa9/0x150
[ 265.106083][ T7215] gfs2_sys_fs_add+0x234/0x450
[ 265.106114][ T7215] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 265.106148][ T7215] ? is_dynamic_key+0xd6/0x1c0
[ 265.106175][ T7215] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 265.106214][ T7215] gfs2_fill_super+0x13c0/0x20d0
[ 265.106252][ T7215] ? __pfx_gfs2_fill_super+0x10/0x10
[ 265.106279][ T7215] ? sb_set_blocksize+0x104/0x180
[ 265.106304][ T7215] ? setup_bdev_super+0x4c1/0x5b0
[ 265.106332][ T7215] get_tree_bdev_flags+0x40e/0x4d0
[ 265.106355][ T7215] ? __pfx_gfs2_fill_super+0x10/0x10
[ 265.106377][ T7215] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 265.106407][ T7215] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 265.106446][ T7215] gfs2_get_tree+0x51/0x1e0
[ 265.106471][ T7215] vfs_get_tree+0x92/0x2b0
[ 265.106497][ T7215] do_new_mount+0x302/0x9e0
[ 265.106520][ T7215] ? apparmor_capable+0x137/0x1b0
[ 265.106553][ T7215] ? __pfx_do_new_mount+0x10/0x10
[ 265.106579][ T7215] ? ns_capable+0x8a/0xf0
[ 265.106600][ T7215] ? kmem_cache_free+0x19b/0x690
[ 265.106634][ T7215] __se_sys_mount+0x313/0x410
[ 265.106664][ T7215] ? __pfx___se_sys_mount+0x10/0x10
[ 265.106695][ T7215] ? do_syscall_64+0xbe/0xfa0
[ 265.106716][ T7215] ? __x64_sys_mount+0x20/0xc0
[ 265.106744][ T7215] do_syscall_64+0xfa/0xfa0
[ 265.106766][ T7215] ? lockdep_hardirqs_on+0x9c/0x150
[ 265.106788][ T7215] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 265.106808][ T7215] ? clear_bhb_loop+0x60/0xb0
[ 265.106830][ T7215] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 265.106848][ T7215] RIP: 0033:0x7f0f78f9038a
[ 265.106866][ T7215] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 265.106885][ T7215] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.106907][ T7215] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 265.106922][ T7215] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 265.106935][ T7215] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 265.106948][ T7215] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 265.106961][ T7215] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 265.106992][ T7215]
[ 265.107141][ T7215] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.435230][ T7215] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 265.768352][ T7219] loop1: detected capacity change from 0 to 32768
[ 265.781185][ T7219] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.788693][ T7219] CPU: 1 UID: 0 PID: 7219 Comm: syz.1.183 Not tainted syzkaller #0 PREEMPT(full)
[ 265.788718][ T7219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 265.788730][ T7219] Call Trace:
[ 265.788739][ T7219]
[ 265.788746][ T7219] dump_stack_lvl+0x189/0x250
[ 265.788777][ T7219] ? __pfx_dump_stack_lvl+0x10/0x10
[ 265.788798][ T7219] ? __pfx__printk+0x10/0x10
[ 265.788828][ T7219] ? kernfs_path_from_node+0x250/0x290
[ 265.788848][ T7219] ? kernfs_path_from_node+0x2f/0x290
[ 265.788871][ T7219] sysfs_create_dir_ns+0x259/0x280
[ 265.788891][ T7219] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 265.788910][ T7219] ? do_raw_spin_unlock+0x122/0x240
[ 265.788935][ T7219] kobject_add_internal+0x59f/0xb40
[ 265.788965][ T7219] kobject_init_and_add+0x125/0x190
[ 265.788993][ T7219] ? __pfx_kobject_init_and_add+0x10/0x10
[ 265.789017][ T7219] ? __raw_spin_lock_init+0x45/0x100
[ 265.789039][ T7219] ? __init_swait_queue_head+0xa9/0x150
[ 265.789063][ T7219] gfs2_sys_fs_add+0x234/0x450
[ 265.789089][ T7219] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 265.789118][ T7219] ? is_dynamic_key+0xd6/0x1c0
[ 265.789142][ T7219] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 265.789175][ T7219] gfs2_fill_super+0x13c0/0x20d0
[ 265.789207][ T7219] ? __pfx_gfs2_fill_super+0x10/0x10
[ 265.789229][ T7219] ? sb_set_blocksize+0x104/0x180
[ 265.789251][ T7219] ? setup_bdev_super+0x4c1/0x5b0
[ 265.789274][ T7219] get_tree_bdev_flags+0x40e/0x4d0
[ 265.789294][ T7219] ? __pfx_gfs2_fill_super+0x10/0x10
[ 265.789320][ T7219] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 265.789338][ T7219] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 265.789371][ T7219] gfs2_get_tree+0x51/0x1e0
[ 265.789393][ T7219] vfs_get_tree+0x92/0x2b0
[ 265.789415][ T7219] do_new_mount+0x302/0x9e0
[ 265.789435][ T7219] ? apparmor_capable+0x137/0x1b0
[ 265.789463][ T7219] ? __pfx_do_new_mount+0x10/0x10
[ 265.789484][ T7219] ? ns_capable+0x8a/0xf0
[ 265.789503][ T7219] ? kmem_cache_free+0x19b/0x690
[ 265.789533][ T7219] __se_sys_mount+0x313/0x410
[ 265.789560][ T7219] ? __pfx___se_sys_mount+0x10/0x10
[ 265.789589][ T7219] ? do_syscall_64+0xbe/0xfa0
[ 265.789608][ T7219] ? __x64_sys_mount+0x20/0xc0
[ 265.789631][ T7219] do_syscall_64+0xfa/0xfa0
[ 265.789650][ T7219] ? lockdep_hardirqs_on+0x9c/0x150
[ 265.789669][ T7219] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 265.789686][ T7219] ? clear_bhb_loop+0x60/0xb0
[ 265.789706][ T7219] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 265.789723][ T7219] RIP: 0033:0x7f0f78f9038a
[ 265.789739][ T7219] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 265.789755][ T7219] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.789774][ T7219] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 265.789788][ T7219] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 265.789800][ T7219] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 265.789816][ T7219] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 265.789827][ T7219] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 265.789855][ T7219]
[ 266.229915][ T7219] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 266.250101][ T7219] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 266.659646][ T7223] loop1: detected capacity change from 0 to 32768
[ 266.681566][ T7223] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 266.688973][ T7223] CPU: 0 UID: 0 PID: 7223 Comm: syz.1.184 Not tainted syzkaller #0 PREEMPT(full)
[ 266.688999][ T7223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 266.689012][ T7223] Call Trace:
[ 266.689020][ T7223]
[ 266.689029][ T7223] dump_stack_lvl+0x189/0x250
[ 266.689061][ T7223] ? __pfx_dump_stack_lvl+0x10/0x10
[ 266.689086][ T7223] ? __pfx__printk+0x10/0x10
[ 266.689122][ T7223] ? kernfs_path_from_node+0x250/0x290
[ 266.689142][ T7223] ? kernfs_path_from_node+0x2f/0x290
[ 266.689166][ T7223] sysfs_create_dir_ns+0x259/0x280
[ 266.689190][ T7223] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 266.689217][ T7223] ? do_raw_spin_unlock+0x122/0x240
[ 266.689246][ T7223] kobject_add_internal+0x59f/0xb40
[ 266.689282][ T7223] kobject_init_and_add+0x125/0x190
[ 266.689314][ T7223] ? __pfx_kobject_init_and_add+0x10/0x10
[ 266.689342][ T7223] ? __raw_spin_lock_init+0x45/0x100
[ 266.689368][ T7223] ? __init_swait_queue_head+0xa9/0x150
[ 266.689395][ T7223] gfs2_sys_fs_add+0x234/0x450
[ 266.689426][ T7223] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 266.689460][ T7223] ? is_dynamic_key+0xd6/0x1c0
[ 266.689487][ T7223] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 266.689526][ T7223] gfs2_fill_super+0x13c0/0x20d0
[ 266.689565][ T7223] ? __pfx_gfs2_fill_super+0x10/0x10
[ 266.689592][ T7223] ? sb_set_blocksize+0x104/0x180
[ 266.689617][ T7223] ? setup_bdev_super+0x4c1/0x5b0
[ 266.689644][ T7223] get_tree_bdev_flags+0x40e/0x4d0
[ 266.689668][ T7223] ? __pfx_gfs2_fill_super+0x10/0x10
[ 266.689691][ T7223] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 266.689712][ T7223] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 266.689751][ T7223] gfs2_get_tree+0x51/0x1e0
[ 266.689777][ T7223] vfs_get_tree+0x92/0x2b0
[ 266.689803][ T7223] do_new_mount+0x302/0x9e0
[ 266.689827][ T7223] ? apparmor_capable+0x137/0x1b0
[ 266.689856][ T7223] ? __pfx_do_new_mount+0x10/0x10
[ 266.689878][ T7223] ? ns_capable+0x8a/0xf0
[ 266.689898][ T7223] ? kmem_cache_free+0x19b/0x690
[ 266.689930][ T7223] __se_sys_mount+0x313/0x410
[ 266.689962][ T7223] ? __pfx___se_sys_mount+0x10/0x10
[ 266.689989][ T7223] ? do_syscall_64+0xbe/0xfa0
[ 266.690009][ T7223] ? __x64_sys_mount+0x20/0xc0
[ 266.690035][ T7223] do_syscall_64+0xfa/0xfa0
[ 266.690055][ T7223] ? lockdep_hardirqs_on+0x9c/0x150
[ 266.690076][ T7223] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.690094][ T7223] ? clear_bhb_loop+0x60/0xb0
[ 266.690117][ T7223] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.690135][ T7223] RIP: 0033:0x7f0f78f9038a
[ 266.690152][ T7223] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 266.690171][ T7223] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 266.690191][ T7223] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 266.690275][ T7223] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 266.690291][ T7223] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 266.690305][ T7223] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 266.690318][ T7223] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 266.690351][ T7223]
[ 267.004147][ T7223] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.018592][ T7223] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 267.352036][ T7227] loop1: detected capacity change from 0 to 32768
[ 267.366123][ T7227] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 267.374011][ T7227] CPU: 1 UID: 0 PID: 7227 Comm: syz.1.185 Not tainted syzkaller #0 PREEMPT(full)
[ 267.374037][ T7227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 267.374050][ T7227] Call Trace:
[ 267.374059][ T7227]
[ 267.374067][ T7227] dump_stack_lvl+0x189/0x250
[ 267.374101][ T7227] ? __pfx_dump_stack_lvl+0x10/0x10
[ 267.374127][ T7227] ? __pfx__printk+0x10/0x10
[ 267.374163][ T7227] ? kernfs_path_from_node+0x250/0x290
[ 267.374271][ T7227] ? kernfs_path_from_node+0x2f/0x290
[ 267.374295][ T7227] sysfs_create_dir_ns+0x259/0x280
[ 267.374318][ T7227] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 267.374340][ T7227] ? do_raw_spin_unlock+0x122/0x240
[ 267.374368][ T7227] kobject_add_internal+0x59f/0xb40
[ 267.374405][ T7227] kobject_init_and_add+0x125/0x190
[ 267.374437][ T7227] ? __pfx_kobject_init_and_add+0x10/0x10
[ 267.374466][ T7227] ? __raw_spin_lock_init+0x45/0x100
[ 267.374492][ T7227] ? __init_swait_queue_head+0xa9/0x150
[ 267.374519][ T7227] gfs2_sys_fs_add+0x234/0x450
[ 267.374549][ T7227] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 267.374581][ T7227] ? is_dynamic_key+0xd6/0x1c0
[ 267.374606][ T7227] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 267.374643][ T7227] gfs2_fill_super+0x13c0/0x20d0
[ 267.374681][ T7227] ? __pfx_gfs2_fill_super+0x10/0x10
[ 267.374706][ T7227] ? sb_set_blocksize+0x104/0x180
[ 267.374732][ T7227] ? setup_bdev_super+0x4c1/0x5b0
[ 267.374759][ T7227] get_tree_bdev_flags+0x40e/0x4d0
[ 267.374782][ T7227] ? __pfx_gfs2_fill_super+0x10/0x10
[ 267.374804][ T7227] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 267.374824][ T7227] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 267.374864][ T7227] gfs2_get_tree+0x51/0x1e0
[ 267.374888][ T7227] vfs_get_tree+0x92/0x2b0
[ 267.374913][ T7227] do_new_mount+0x302/0x9e0
[ 267.374936][ T7227] ? apparmor_capable+0x137/0x1b0
[ 267.374966][ T7227] ? __pfx_do_new_mount+0x10/0x10
[ 267.374991][ T7227] ? ns_capable+0x8a/0xf0
[ 267.375013][ T7227] ? kmem_cache_free+0x19b/0x690
[ 267.375050][ T7227] __se_sys_mount+0x313/0x410
[ 267.375082][ T7227] ? __pfx___se_sys_mount+0x10/0x10
[ 267.375112][ T7227] ? do_syscall_64+0xbe/0xfa0
[ 267.375133][ T7227] ? __x64_sys_mount+0x20/0xc0
[ 267.375159][ T7227] do_syscall_64+0xfa/0xfa0
[ 267.375189][ T7227] ? lockdep_hardirqs_on+0x9c/0x150
[ 267.375210][ T7227] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 267.375227][ T7227] ? clear_bhb_loop+0x60/0xb0
[ 267.375249][ T7227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 267.375267][ T7227] RIP: 0033:0x7f0f78f9038a
[ 267.375285][ T7227] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 267.375303][ T7227] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 267.375325][ T7227] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 267.375340][ T7227] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 267.375354][ T7227] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 267.375368][ T7227] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 267.375381][ T7227] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 267.375414][ T7227]
[ 267.375444][ T7227] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.703307][ T7227] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/03 07:27:57 executed programs: 171
[ 268.034141][ T7231] loop1: detected capacity change from 0 to 32768
[ 268.050135][ T7231] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.057545][ T7231] CPU: 0 UID: 0 PID: 7231 Comm: syz.1.186 Not tainted syzkaller #0 PREEMPT(full)
[ 268.057572][ T7231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 268.057585][ T7231] Call Trace:
[ 268.057593][ T7231]
[ 268.057602][ T7231] dump_stack_lvl+0x189/0x250
[ 268.057634][ T7231] ? __pfx_dump_stack_lvl+0x10/0x10
[ 268.057660][ T7231] ? __pfx__printk+0x10/0x10
[ 268.057695][ T7231] ? kernfs_path_from_node+0x250/0x290
[ 268.057715][ T7231] ? kernfs_path_from_node+0x2f/0x290
[ 268.057739][ T7231] sysfs_create_dir_ns+0x259/0x280
[ 268.057762][ T7231] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 268.057785][ T7231] ? do_raw_spin_unlock+0x122/0x240
[ 268.057814][ T7231] kobject_add_internal+0x59f/0xb40
[ 268.057850][ T7231] kobject_init_and_add+0x125/0x190
[ 268.057883][ T7231] ? __pfx_kobject_init_and_add+0x10/0x10
[ 268.057912][ T7231] ? __raw_spin_lock_init+0x45/0x100
[ 268.057938][ T7231] ? __init_swait_queue_head+0xa9/0x150
[ 268.057965][ T7231] gfs2_sys_fs_add+0x234/0x450
[ 268.057997][ T7231] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 268.058031][ T7231] ? is_dynamic_key+0xd6/0x1c0
[ 268.058058][ T7231] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 268.058104][ T7231] gfs2_fill_super+0x13c0/0x20d0
[ 268.058142][ T7231] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.058169][ T7231] ? sb_set_blocksize+0x104/0x180
[ 268.058195][ T7231] ? setup_bdev_super+0x4c1/0x5b0
[ 268.058223][ T7231] get_tree_bdev_flags+0x40e/0x4d0
[ 268.058246][ T7231] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.058268][ T7231] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 268.058290][ T7231] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 268.058329][ T7231] gfs2_get_tree+0x51/0x1e0
[ 268.058354][ T7231] vfs_get_tree+0x92/0x2b0
[ 268.058380][ T7231] do_new_mount+0x302/0x9e0
[ 268.058404][ T7231] ? apparmor_capable+0x137/0x1b0
[ 268.058436][ T7231] ? __pfx_do_new_mount+0x10/0x10
[ 268.058457][ T7231] ? ns_capable+0x8a/0xf0
[ 268.058478][ T7231] ? kmem_cache_free+0x19b/0x690
[ 268.058514][ T7231] __se_sys_mount+0x313/0x410
[ 268.058546][ T7231] ? __pfx___se_sys_mount+0x10/0x10
[ 268.058575][ T7231] ? do_syscall_64+0xbe/0xfa0
[ 268.058596][ T7231] ? __x64_sys_mount+0x20/0xc0
[ 268.058624][ T7231] do_syscall_64+0xfa/0xfa0
[ 268.058645][ T7231] ? lockdep_hardirqs_on+0x9c/0x150
[ 268.058668][ T7231] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.058688][ T7231] ? clear_bhb_loop+0x60/0xb0
[ 268.058712][ T7231] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.058731][ T7231] RIP: 0033:0x7f0f78f9038a
[ 268.058748][ T7231] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 268.058767][ T7231] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.058788][ T7231] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 268.058804][ T7231] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 268.058819][ T7231] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 268.058833][ T7231] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 268.058846][ T7231] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 268.058879][ T7231]
[ 268.058905][ T7231] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 268.387697][ T7231] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.707066][ T7235] loop1: detected capacity change from 0 to 32768
[ 268.727117][ T7235] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.735039][ T7235] CPU: 1 UID: 0 PID: 7235 Comm: syz.1.187 Not tainted syzkaller #0 PREEMPT(full)
[ 268.735067][ T7235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 268.735079][ T7235] Call Trace:
[ 268.735087][ T7235]
[ 268.735096][ T7235] dump_stack_lvl+0x189/0x250
[ 268.735128][ T7235] ? __pfx_dump_stack_lvl+0x10/0x10
[ 268.735153][ T7235] ? __pfx__printk+0x10/0x10
[ 268.735188][ T7235] ? kernfs_path_from_node+0x250/0x290
[ 268.735207][ T7235] ? kernfs_path_from_node+0x2f/0x290
[ 268.735230][ T7235] sysfs_create_dir_ns+0x259/0x280
[ 268.735253][ T7235] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 268.735275][ T7235] ? do_raw_spin_unlock+0x122/0x240
[ 268.735306][ T7235] kobject_add_internal+0x59f/0xb40
[ 268.735342][ T7235] kobject_init_and_add+0x125/0x190
[ 268.735376][ T7235] ? __pfx_kobject_init_and_add+0x10/0x10
[ 268.735402][ T7235] ? __raw_spin_lock_init+0x45/0x100
[ 268.735428][ T7235] ? __init_swait_queue_head+0xa9/0x150
[ 268.735460][ T7235] gfs2_sys_fs_add+0x234/0x450
[ 268.735489][ T7235] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 268.735522][ T7235] ? is_dynamic_key+0xd6/0x1c0
[ 268.735548][ T7235] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 268.735587][ T7235] gfs2_fill_super+0x13c0/0x20d0
[ 268.735624][ T7235] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.735650][ T7235] ? sb_set_blocksize+0x104/0x180
[ 268.735676][ T7235] ? setup_bdev_super+0x4c1/0x5b0
[ 268.735704][ T7235] get_tree_bdev_flags+0x40e/0x4d0
[ 268.735727][ T7235] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.735748][ T7235] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 268.735769][ T7235] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 268.735809][ T7235] gfs2_get_tree+0x51/0x1e0
[ 268.735835][ T7235] vfs_get_tree+0x92/0x2b0
[ 268.735862][ T7235] do_new_mount+0x302/0x9e0
[ 268.735892][ T7235] ? apparmor_capable+0x137/0x1b0
[ 268.735924][ T7235] ? __pfx_do_new_mount+0x10/0x10
[ 268.735949][ T7235] ? ns_capable+0x8a/0xf0
[ 268.735969][ T7235] ? kmem_cache_free+0x19b/0x690
[ 268.736010][ T7235] __se_sys_mount+0x313/0x410
[ 268.736042][ T7235] ? __pfx___se_sys_mount+0x10/0x10
[ 268.736072][ T7235] ? do_syscall_64+0xbe/0xfa0
[ 268.736093][ T7235] ? __x64_sys_mount+0x20/0xc0
[ 268.736119][ T7235] do_syscall_64+0xfa/0xfa0
[ 268.736140][ T7235] ? lockdep_hardirqs_on+0x9c/0x150
[ 268.736163][ T7235] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.736183][ T7235] ? clear_bhb_loop+0x60/0xb0
[ 268.736208][ T7235] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.736228][ T7235] RIP: 0033:0x7f0f78f9038a
[ 268.736246][ T7235] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 268.736264][ T7235] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.736286][ T7235] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 268.736301][ T7235] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 268.736315][ T7235] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 268.736329][ T7235] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 268.736342][ T7235] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 268.736374][ T7235]
[ 268.736402][ T7235] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.064521][ T7235] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 269.401424][ T7239] loop1: detected capacity change from 0 to 32768
[ 269.414216][ T7239] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 269.422449][ T7239] CPU: 1 UID: 0 PID: 7239 Comm: syz.1.188 Not tainted syzkaller #0 PREEMPT(full)
[ 269.422475][ T7239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 269.422488][ T7239] Call Trace:
[ 269.422497][ T7239]
[ 269.422505][ T7239] dump_stack_lvl+0x189/0x250
[ 269.422540][ T7239] ? __pfx_dump_stack_lvl+0x10/0x10
[ 269.422566][ T7239] ? __pfx__printk+0x10/0x10
[ 269.422601][ T7239] ? kernfs_path_from_node+0x250/0x290
[ 269.422621][ T7239] ? kernfs_path_from_node+0x2f/0x290
[ 269.422644][ T7239] sysfs_create_dir_ns+0x259/0x280
[ 269.422666][ T7239] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 269.422688][ T7239] ? do_raw_spin_unlock+0x122/0x240
[ 269.422716][ T7239] kobject_add_internal+0x59f/0xb40
[ 269.422751][ T7239] kobject_init_and_add+0x125/0x190
[ 269.422782][ T7239] ? __pfx_kobject_init_and_add+0x10/0x10
[ 269.422810][ T7239] ? __raw_spin_lock_init+0x45/0x100
[ 269.422835][ T7239] ? __init_swait_queue_head+0xa9/0x150
[ 269.422863][ T7239] gfs2_sys_fs_add+0x234/0x450
[ 269.422893][ T7239] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 269.422926][ T7239] ? is_dynamic_key+0xd6/0x1c0
[ 269.422953][ T7239] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 269.423002][ T7239] gfs2_fill_super+0x13c0/0x20d0
[ 269.423040][ T7239] ? __pfx_gfs2_fill_super+0x10/0x10
[ 269.423067][ T7239] ? sb_set_blocksize+0x104/0x180
[ 269.423094][ T7239] ? setup_bdev_super+0x4c1/0x5b0
[ 269.423122][ T7239] get_tree_bdev_flags+0x40e/0x4d0
[ 269.423146][ T7239] ? __pfx_gfs2_fill_super+0x10/0x10
[ 269.423168][ T7239] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 269.423189][ T7239] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 269.423227][ T7239] gfs2_get_tree+0x51/0x1e0
[ 269.423251][ T7239] vfs_get_tree+0x92/0x2b0
[ 269.423276][ T7239] do_new_mount+0x302/0x9e0
[ 269.423298][ T7239] ? apparmor_capable+0x137/0x1b0
[ 269.423330][ T7239] ? __pfx_do_new_mount+0x10/0x10
[ 269.423354][ T7239] ? ns_capable+0x8a/0xf0
[ 269.423375][ T7239] ? kmem_cache_free+0x19b/0x690
[ 269.423410][ T7239] __se_sys_mount+0x313/0x410
[ 269.423442][ T7239] ? __pfx___se_sys_mount+0x10/0x10
[ 269.423471][ T7239] ? do_syscall_64+0xbe/0xfa0
[ 269.423492][ T7239] ? __x64_sys_mount+0x20/0xc0
[ 269.423520][ T7239] do_syscall_64+0xfa/0xfa0
[ 269.423541][ T7239] ? lockdep_hardirqs_on+0x9c/0x150
[ 269.423563][ T7239] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.423581][ T7239] ? clear_bhb_loop+0x60/0xb0
[ 269.423603][ T7239] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.423622][ T7239] RIP: 0033:0x7f0f78f9038a
[ 269.423639][ T7239] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 269.423657][ T7239] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.423678][ T7239] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 269.423694][ T7239] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 269.423709][ T7239] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 269.423724][ T7239] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 269.423738][ T7239] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 269.423772][ T7239]
[ 269.423800][ T7239] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.753784][ T7239] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 270.096644][ T7243] loop1: detected capacity change from 0 to 32768
[ 270.109384][ T7243] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.117356][ T7243] CPU: 1 UID: 0 PID: 7243 Comm: syz.1.189 Not tainted syzkaller #0 PREEMPT(full)
[ 270.117382][ T7243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 270.117395][ T7243] Call Trace:
[ 270.117404][ T7243]
[ 270.117412][ T7243] dump_stack_lvl+0x189/0x250
[ 270.117446][ T7243] ? __pfx_dump_stack_lvl+0x10/0x10
[ 270.117473][ T7243] ? __pfx__printk+0x10/0x10
[ 270.117509][ T7243] ? kernfs_path_from_node+0x250/0x290
[ 270.117530][ T7243] ? kernfs_path_from_node+0x2f/0x290
[ 270.117553][ T7243] sysfs_create_dir_ns+0x259/0x280
[ 270.117575][ T7243] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 270.117597][ T7243] ? do_raw_spin_unlock+0x122/0x240
[ 270.117625][ T7243] kobject_add_internal+0x59f/0xb40
[ 270.117659][ T7243] kobject_init_and_add+0x125/0x190
[ 270.117691][ T7243] ? __pfx_kobject_init_and_add+0x10/0x10
[ 270.117719][ T7243] ? __raw_spin_lock_init+0x45/0x100
[ 270.117744][ T7243] ? __init_swait_queue_head+0xa9/0x150
[ 270.117771][ T7243] gfs2_sys_fs_add+0x234/0x450
[ 270.117802][ T7243] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 270.117836][ T7243] ? is_dynamic_key+0xd6/0x1c0
[ 270.117863][ T7243] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 270.117903][ T7243] gfs2_fill_super+0x13c0/0x20d0
[ 270.117938][ T7243] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.117962][ T7243] ? sb_set_blocksize+0x104/0x180
[ 270.117988][ T7243] ? setup_bdev_super+0x4c1/0x5b0
[ 270.118014][ T7243] get_tree_bdev_flags+0x40e/0x4d0
[ 270.118037][ T7243] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.118060][ T7243] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 270.118082][ T7243] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 270.118122][ T7243] gfs2_get_tree+0x51/0x1e0
[ 270.118148][ T7243] vfs_get_tree+0x92/0x2b0
[ 270.118174][ T7243] do_new_mount+0x302/0x9e0
[ 270.118196][ T7243] ? apparmor_capable+0x137/0x1b0
[ 270.118238][ T7243] ? __pfx_do_new_mount+0x10/0x10
[ 270.118263][ T7243] ? ns_capable+0x8a/0xf0
[ 270.118284][ T7243] ? kmem_cache_free+0x19b/0x690
[ 270.118320][ T7243] __se_sys_mount+0x313/0x410
[ 270.118351][ T7243] ? __pfx___se_sys_mount+0x10/0x10
[ 270.118380][ T7243] ? do_syscall_64+0xbe/0xfa0
[ 270.118401][ T7243] ? __x64_sys_mount+0x20/0xc0
[ 270.118430][ T7243] do_syscall_64+0xfa/0xfa0
[ 270.118453][ T7243] ? lockdep_hardirqs_on+0x9c/0x150
[ 270.118476][ T7243] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.118496][ T7243] ? clear_bhb_loop+0x60/0xb0
[ 270.118520][ T7243] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.118539][ T7243] RIP: 0033:0x7f0f78f9038a
[ 270.118556][ T7243] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 270.118574][ T7243] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.118594][ T7243] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 270.118610][ T7243] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 270.118623][ T7243] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 270.118636][ T7243] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 270.118648][ T7243] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 270.118680][ T7243]
[ 270.118708][ T7243] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 270.448362][ T7243] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 270.785729][ T7247] loop1: detected capacity change from 0 to 32768
[ 270.799161][ T7247] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.807835][ T7247] CPU: 0 UID: 0 PID: 7247 Comm: syz.1.190 Not tainted syzkaller #0 PREEMPT(full)
[ 270.807862][ T7247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 270.807874][ T7247] Call Trace:
[ 270.807882][ T7247]
[ 270.807891][ T7247] dump_stack_lvl+0x189/0x250
[ 270.807924][ T7247] ? __pfx_dump_stack_lvl+0x10/0x10
[ 270.807949][ T7247] ? __pfx__printk+0x10/0x10
[ 270.807983][ T7247] ? kernfs_path_from_node+0x250/0x290
[ 270.808002][ T7247] ? kernfs_path_from_node+0x2f/0x290
[ 270.808025][ T7247] sysfs_create_dir_ns+0x259/0x280
[ 270.808047][ T7247] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 270.808068][ T7247] ? do_raw_spin_unlock+0x122/0x240
[ 270.808094][ T7247] kobject_add_internal+0x59f/0xb40
[ 270.808136][ T7247] kobject_init_and_add+0x125/0x190
[ 270.808166][ T7247] ? __pfx_kobject_init_and_add+0x10/0x10
[ 270.808194][ T7247] ? __raw_spin_lock_init+0x45/0x100
[ 270.808220][ T7247] ? __init_swait_queue_head+0xa9/0x150
[ 270.808246][ T7247] gfs2_sys_fs_add+0x234/0x450
[ 270.808277][ T7247] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 270.808309][ T7247] ? is_dynamic_key+0xd6/0x1c0
[ 270.808336][ T7247] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 270.808375][ T7247] gfs2_fill_super+0x13c0/0x20d0
[ 270.808411][ T7247] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.808437][ T7247] ? sb_set_blocksize+0x104/0x180
[ 270.808462][ T7247] ? setup_bdev_super+0x4c1/0x5b0
[ 270.808491][ T7247] get_tree_bdev_flags+0x40e/0x4d0
[ 270.808516][ T7247] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.808538][ T7247] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 270.808560][ T7247] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 270.808598][ T7247] gfs2_get_tree+0x51/0x1e0
[ 270.808623][ T7247] vfs_get_tree+0x92/0x2b0
[ 270.808648][ T7247] do_new_mount+0x302/0x9e0
[ 270.808671][ T7247] ? apparmor_capable+0x137/0x1b0
[ 270.808701][ T7247] ? __pfx_do_new_mount+0x10/0x10
[ 270.808726][ T7247] ? ns_capable+0x8a/0xf0
[ 270.808747][ T7247] ? kmem_cache_free+0x19b/0x690
[ 270.808781][ T7247] __se_sys_mount+0x313/0x410
[ 270.808814][ T7247] ? __pfx___se_sys_mount+0x10/0x10
[ 270.808842][ T7247] ? do_syscall_64+0xbe/0xfa0
[ 270.808864][ T7247] ? __x64_sys_mount+0x20/0xc0
[ 270.808891][ T7247] do_syscall_64+0xfa/0xfa0
[ 270.808913][ T7247] ? lockdep_hardirqs_on+0x9c/0x150
[ 270.808935][ T7247] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.808952][ T7247] ? clear_bhb_loop+0x60/0xb0
[ 270.808975][ T7247] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.808993][ T7247] RIP: 0033:0x7f0f78f9038a
[ 270.809011][ T7247] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 270.809028][ T7247] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.809050][ T7247] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 270.809065][ T7247] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 270.809080][ T7247] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 270.809094][ T7247] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 270.809109][ T7247] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 270.809149][ T7247]
[ 270.809206][ T7247] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.139036][ T7247] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 271.479062][ T7251] loop1: detected capacity change from 0 to 32768
[ 271.508995][ T7251] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 271.516618][ T7251] CPU: 0 UID: 0 PID: 7251 Comm: syz.1.191 Not tainted syzkaller #0 PREEMPT(full)
[ 271.516646][ T7251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 271.516659][ T7251] Call Trace:
[ 271.516668][ T7251]
[ 271.516676][ T7251] dump_stack_lvl+0x189/0x250
[ 271.516708][ T7251] ? __pfx_dump_stack_lvl+0x10/0x10
[ 271.516733][ T7251] ? __pfx__printk+0x10/0x10
[ 271.516767][ T7251] ? kernfs_path_from_node+0x250/0x290
[ 271.516788][ T7251] ? kernfs_path_from_node+0x2f/0x290
[ 271.516809][ T7251] sysfs_create_dir_ns+0x259/0x280
[ 271.516828][ T7251] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 271.516849][ T7251] ? do_raw_spin_unlock+0x122/0x240
[ 271.516878][ T7251] kobject_add_internal+0x59f/0xb40
[ 271.516915][ T7251] kobject_init_and_add+0x125/0x190
[ 271.516947][ T7251] ? __pfx_kobject_init_and_add+0x10/0x10
[ 271.516976][ T7251] ? __raw_spin_lock_init+0x45/0x100
[ 271.517003][ T7251] ? __init_swait_queue_head+0xa9/0x150
[ 271.517031][ T7251] gfs2_sys_fs_add+0x234/0x450
[ 271.517071][ T7251] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 271.517105][ T7251] ? is_dynamic_key+0xd6/0x1c0
[ 271.517132][ T7251] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 271.517172][ T7251] gfs2_fill_super+0x13c0/0x20d0
[ 271.517212][ T7251] ? __pfx_gfs2_fill_super+0x10/0x10
[ 271.517238][ T7251] ? sb_set_blocksize+0x104/0x180
[ 271.517264][ T7251] ? setup_bdev_super+0x4c1/0x5b0
[ 271.517292][ T7251] get_tree_bdev_flags+0x40e/0x4d0
[ 271.517316][ T7251] ? __pfx_gfs2_fill_super+0x10/0x10
[ 271.517338][ T7251] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 271.517359][ T7251] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 271.517399][ T7251] gfs2_get_tree+0x51/0x1e0
[ 271.517425][ T7251] vfs_get_tree+0x92/0x2b0
[ 271.517451][ T7251] do_new_mount+0x302/0x9e0
[ 271.517474][ T7251] ? apparmor_capable+0x137/0x1b0
[ 271.517508][ T7251] ? __pfx_do_new_mount+0x10/0x10
[ 271.517533][ T7251] ? ns_capable+0x8a/0xf0
[ 271.517555][ T7251] ? kmem_cache_free+0x19b/0x690
[ 271.517590][ T7251] __se_sys_mount+0x313/0x410
[ 271.517623][ T7251] ? __pfx___se_sys_mount+0x10/0x10
[ 271.517650][ T7251] ? do_syscall_64+0xbe/0xfa0
[ 271.517671][ T7251] ? __x64_sys_mount+0x20/0xc0
[ 271.517699][ T7251] do_syscall_64+0xfa/0xfa0
[ 271.517721][ T7251] ? lockdep_hardirqs_on+0x9c/0x150
[ 271.517744][ T7251] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.517763][ T7251] ? clear_bhb_loop+0x60/0xb0
[ 271.517787][ T7251] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.517806][ T7251] RIP: 0033:0x7f0f78f9038a
[ 271.517824][ T7251] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 271.517843][ T7251] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 271.517865][ T7251] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 271.517881][ T7251] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 271.517896][ T7251] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 271.517909][ T7251] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 271.517922][ T7251] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 271.517950][ T7251]
[ 271.517977][ T7251] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.848563][ T7251] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.172124][ T7255] loop1: detected capacity change from 0 to 32768
[ 272.186877][ T7255] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.195531][ T7255] CPU: 1 UID: 0 PID: 7255 Comm: syz.1.192 Not tainted syzkaller #0 PREEMPT(full)
[ 272.195558][ T7255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 272.195571][ T7255] Call Trace:
[ 272.195580][ T7255]
[ 272.195589][ T7255] dump_stack_lvl+0x189/0x250
[ 272.195621][ T7255] ? __pfx_dump_stack_lvl+0x10/0x10
[ 272.195645][ T7255] ? __pfx__printk+0x10/0x10
[ 272.195680][ T7255] ? kernfs_path_from_node+0x250/0x290
[ 272.195701][ T7255] ? kernfs_path_from_node+0x2f/0x290
[ 272.195734][ T7255] sysfs_create_dir_ns+0x259/0x280
[ 272.195758][ T7255] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 272.195780][ T7255] ? do_raw_spin_unlock+0x122/0x240
[ 272.195809][ T7255] kobject_add_internal+0x59f/0xb40
[ 272.195844][ T7255] kobject_init_and_add+0x125/0x190
[ 272.195875][ T7255] ? __pfx_kobject_init_and_add+0x10/0x10
[ 272.195902][ T7255] ? __raw_spin_lock_init+0x45/0x100
[ 272.195926][ T7255] ? __init_swait_queue_head+0xa9/0x150
[ 272.195953][ T7255] gfs2_sys_fs_add+0x234/0x450
[ 272.195982][ T7255] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 272.196015][ T7255] ? is_dynamic_key+0xd6/0x1c0
[ 272.196042][ T7255] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 272.196081][ T7255] gfs2_fill_super+0x13c0/0x20d0
[ 272.196119][ T7255] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.196145][ T7255] ? sb_set_blocksize+0x104/0x180
[ 272.196171][ T7255] ? setup_bdev_super+0x4c1/0x5b0
[ 272.196197][ T7255] get_tree_bdev_flags+0x40e/0x4d0
[ 272.196220][ T7255] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.196243][ T7255] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 272.196265][ T7255] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 272.196305][ T7255] gfs2_get_tree+0x51/0x1e0
[ 272.196331][ T7255] vfs_get_tree+0x92/0x2b0
[ 272.196357][ T7255] do_new_mount+0x302/0x9e0
[ 272.196380][ T7255] ? apparmor_capable+0x137/0x1b0
[ 272.196413][ T7255] ? __pfx_do_new_mount+0x10/0x10
[ 272.196437][ T7255] ? ns_capable+0x8a/0xf0
[ 272.196458][ T7255] ? kmem_cache_free+0x19b/0x690
[ 272.196491][ T7255] __se_sys_mount+0x313/0x410
[ 272.196523][ T7255] ? __pfx___se_sys_mount+0x10/0x10
[ 272.196552][ T7255] ? do_syscall_64+0xbe/0xfa0
[ 272.196573][ T7255] ? __x64_sys_mount+0x20/0xc0
[ 272.196601][ T7255] do_syscall_64+0xfa/0xfa0
[ 272.196622][ T7255] ? lockdep_hardirqs_on+0x9c/0x150
[ 272.196644][ T7255] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.196663][ T7255] ? clear_bhb_loop+0x60/0xb0
[ 272.196686][ T7255] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.196704][ T7255] RIP: 0033:0x7f0f78f9038a
[ 272.196731][ T7255] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 272.196749][ T7255] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 272.196771][ T7255] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 272.196788][ T7255] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 272.196803][ T7255] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 272.196817][ T7255] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 272.196832][ T7255] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 272.196866][ T7255]
[ 272.196892][ T7255] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 272.525432][ T7255] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.841608][ T7259] loop1: detected capacity change from 0 to 32768
[ 272.851962][ T7259] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.859374][ T7259] CPU: 1 UID: 0 PID: 7259 Comm: syz.1.193 Not tainted syzkaller #0 PREEMPT(full)
[ 272.859399][ T7259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 272.859412][ T7259] Call Trace:
[ 272.859421][ T7259]
[ 272.859430][ T7259] dump_stack_lvl+0x189/0x250
[ 272.859461][ T7259] ? __pfx_dump_stack_lvl+0x10/0x10
[ 272.859484][ T7259] ? __pfx__printk+0x10/0x10
[ 272.859519][ T7259] ? kernfs_path_from_node+0x250/0x290
[ 272.859538][ T7259] ? kernfs_path_from_node+0x2f/0x290
[ 272.859558][ T7259] sysfs_create_dir_ns+0x259/0x280
[ 272.859579][ T7259] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 272.859600][ T7259] ? do_raw_spin_unlock+0x122/0x240
[ 272.859625][ T7259] kobject_add_internal+0x59f/0xb40
[ 272.859660][ T7259] kobject_init_and_add+0x125/0x190
[ 272.859699][ T7259] ? __pfx_kobject_init_and_add+0x10/0x10
[ 272.859727][ T7259] ? __raw_spin_lock_init+0x45/0x100
[ 272.859753][ T7259] ? __init_swait_queue_head+0xa9/0x150
[ 272.859781][ T7259] gfs2_sys_fs_add+0x234/0x450
[ 272.859814][ T7259] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 272.859842][ T7259] ? is_dynamic_key+0xd6/0x1c0
[ 272.859865][ T7259] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 272.859898][ T7259] gfs2_fill_super+0x13c0/0x20d0
[ 272.859933][ T7259] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.859959][ T7259] ? sb_set_blocksize+0x104/0x180
[ 272.859984][ T7259] ? setup_bdev_super+0x4c1/0x5b0
[ 272.860011][ T7259] get_tree_bdev_flags+0x40e/0x4d0
[ 272.860034][ T7259] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.860054][ T7259] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 272.860073][ T7259] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 272.860109][ T7259] gfs2_get_tree+0x51/0x1e0
[ 272.860133][ T7259] vfs_get_tree+0x92/0x2b0
[ 272.860158][ T7259] do_new_mount+0x302/0x9e0
[ 272.860180][ T7259] ? apparmor_capable+0x137/0x1b0
[ 272.860212][ T7259] ? __pfx_do_new_mount+0x10/0x10
[ 272.860238][ T7259] ? ns_capable+0x8a/0xf0
[ 272.860258][ T7259] ? kmem_cache_free+0x19b/0x690
[ 272.860292][ T7259] __se_sys_mount+0x313/0x410
[ 272.860321][ T7259] ? __pfx___se_sys_mount+0x10/0x10
[ 272.860350][ T7259] ? do_syscall_64+0xbe/0xfa0
[ 272.860370][ T7259] ? __x64_sys_mount+0x20/0xc0
[ 272.860398][ T7259] do_syscall_64+0xfa/0xfa0
[ 272.860420][ T7259] ? lockdep_hardirqs_on+0x9c/0x150
[ 272.860443][ T7259] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.860460][ T7259] ? clear_bhb_loop+0x60/0xb0
[ 272.860482][ T7259] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.860501][ T7259] RIP: 0033:0x7f0f78f9038a
[ 272.860520][ T7259] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 272.860540][ T7259] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 272.860560][ T7259] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 272.860575][ T7259] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 272.860589][ T7259] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 272.860604][ T7259] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 272.860617][ T7259] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 272.860645][ T7259]
[ 273.180442][ T7259] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 273.185170][ T5163] Bluetooth: hci1: command 0x0406 tx timeout
[ 273.194885][ T7259] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/03 07:28:02 executed programs: 179
[ 273.538689][ T7264] loop1: detected capacity change from 0 to 32768
[ 273.550088][ T7264] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 273.557655][ T7264] CPU: 0 UID: 0 PID: 7264 Comm: syz.1.194 Not tainted syzkaller #0 PREEMPT(full)
[ 273.557680][ T7264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 273.557692][ T7264] Call Trace:
[ 273.557699][ T7264]
[ 273.557709][ T7264] dump_stack_lvl+0x189/0x250
[ 273.557739][ T7264] ? __pfx_dump_stack_lvl+0x10/0x10
[ 273.557761][ T7264] ? __pfx__printk+0x10/0x10
[ 273.557792][ T7264] ? kernfs_path_from_node+0x250/0x290
[ 273.557810][ T7264] ? kernfs_path_from_node+0x2f/0x290
[ 273.557843][ T7264] sysfs_create_dir_ns+0x259/0x280
[ 273.557865][ T7264] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 273.557887][ T7264] ? do_raw_spin_unlock+0x122/0x240
[ 273.557915][ T7264] kobject_add_internal+0x59f/0xb40
[ 273.557953][ T7264] kobject_init_and_add+0x125/0x190
[ 273.557985][ T7264] ? __pfx_kobject_init_and_add+0x10/0x10
[ 273.558011][ T7264] ? __raw_spin_lock_init+0x45/0x100
[ 273.558036][ T7264] ? __init_swait_queue_head+0xa9/0x150
[ 273.558062][ T7264] gfs2_sys_fs_add+0x234/0x450
[ 273.558091][ T7264] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 273.558121][ T7264] ? is_dynamic_key+0xd6/0x1c0
[ 273.558145][ T7264] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 273.558181][ T7264] gfs2_fill_super+0x13c0/0x20d0
[ 273.558218][ T7264] ? __pfx_gfs2_fill_super+0x10/0x10
[ 273.558244][ T7264] ? sb_set_blocksize+0x104/0x180
[ 273.558270][ T7264] ? setup_bdev_super+0x4c1/0x5b0
[ 273.558296][ T7264] get_tree_bdev_flags+0x40e/0x4d0
[ 273.558321][ T7264] ? __pfx_gfs2_fill_super+0x10/0x10
[ 273.558343][ T7264] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 273.558364][ T7264] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 273.558403][ T7264] gfs2_get_tree+0x51/0x1e0
[ 273.558426][ T7264] vfs_get_tree+0x92/0x2b0
[ 273.558452][ T7264] do_new_mount+0x302/0x9e0
[ 273.558476][ T7264] ? apparmor_capable+0x137/0x1b0
[ 273.558507][ T7264] ? __pfx_do_new_mount+0x10/0x10
[ 273.558530][ T7264] ? ns_capable+0x8a/0xf0
[ 273.558553][ T7264] ? kmem_cache_free+0x19b/0x690
[ 273.558588][ T7264] __se_sys_mount+0x313/0x410
[ 273.558618][ T7264] ? __pfx___se_sys_mount+0x10/0x10
[ 273.558646][ T7264] ? do_syscall_64+0xbe/0xfa0
[ 273.558667][ T7264] ? __x64_sys_mount+0x20/0xc0
[ 273.558694][ T7264] do_syscall_64+0xfa/0xfa0
[ 273.558714][ T7264] ? lockdep_hardirqs_on+0x9c/0x150
[ 273.558735][ T7264] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 273.558754][ T7264] ? clear_bhb_loop+0x60/0xb0
[ 273.558777][ T7264] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 273.558797][ T7264] RIP: 0033:0x7f0f78f9038a
[ 273.558821][ T7264] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 273.558840][ T7264] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 273.558862][ T7264] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 273.558877][ T7264] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 273.558891][ T7264] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 273.558905][ T7264] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 273.558918][ T7264] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 273.558951][ T7264]
[ 273.559111][ T7264] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 273.886992][ T7264] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 274.217997][ T7268] loop1: detected capacity change from 0 to 32768
[ 274.238833][ T7268] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 274.247757][ T7268] CPU: 0 UID: 0 PID: 7268 Comm: syz.1.195 Not tainted syzkaller #0 PREEMPT(full)
[ 274.247784][ T7268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 274.247798][ T7268] Call Trace:
[ 274.247806][ T7268]
[ 274.247815][ T7268] dump_stack_lvl+0x189/0x250
[ 274.247847][ T7268] ? __pfx_dump_stack_lvl+0x10/0x10
[ 274.247872][ T7268] ? __pfx__printk+0x10/0x10
[ 274.247908][ T7268] ? kernfs_path_from_node+0x250/0x290
[ 274.247927][ T7268] ? kernfs_path_from_node+0x2f/0x290
[ 274.247952][ T7268] sysfs_create_dir_ns+0x259/0x280
[ 274.247975][ T7268] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 274.247997][ T7268] ? do_raw_spin_unlock+0x122/0x240
[ 274.248026][ T7268] kobject_add_internal+0x59f/0xb40
[ 274.248062][ T7268] kobject_init_and_add+0x125/0x190
[ 274.248093][ T7268] ? __pfx_kobject_init_and_add+0x10/0x10
[ 274.248121][ T7268] ? __raw_spin_lock_init+0x45/0x100
[ 274.248147][ T7268] ? __init_swait_queue_head+0xa9/0x150
[ 274.248175][ T7268] gfs2_sys_fs_add+0x234/0x450
[ 274.248205][ T7268] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 274.248240][ T7268] ? is_dynamic_key+0xd6/0x1c0
[ 274.248273][ T7268] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 274.248312][ T7268] gfs2_fill_super+0x13c0/0x20d0
[ 274.248350][ T7268] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.248377][ T7268] ? sb_set_blocksize+0x104/0x180
[ 274.248403][ T7268] ? setup_bdev_super+0x4c1/0x5b0
[ 274.248431][ T7268] get_tree_bdev_flags+0x40e/0x4d0
[ 274.248460][ T7268] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.248483][ T7268] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 274.248504][ T7268] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 274.248544][ T7268] gfs2_get_tree+0x51/0x1e0
[ 274.248569][ T7268] vfs_get_tree+0x92/0x2b0
[ 274.248595][ T7268] do_new_mount+0x302/0x9e0
[ 274.248618][ T7268] ? apparmor_capable+0x137/0x1b0
[ 274.248651][ T7268] ? __pfx_do_new_mount+0x10/0x10
[ 274.248675][ T7268] ? ns_capable+0x8a/0xf0
[ 274.248697][ T7268] ? kmem_cache_free+0x19b/0x690
[ 274.248732][ T7268] __se_sys_mount+0x313/0x410
[ 274.248764][ T7268] ? __pfx___se_sys_mount+0x10/0x10
[ 274.248794][ T7268] ? do_syscall_64+0xbe/0xfa0
[ 274.248815][ T7268] ? __x64_sys_mount+0x20/0xc0
[ 274.248843][ T7268] do_syscall_64+0xfa/0xfa0
[ 274.248864][ T7268] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.248887][ T7268] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.248907][ T7268] ? clear_bhb_loop+0x60/0xb0
[ 274.248931][ T7268] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.248950][ T7268] RIP: 0033:0x7f0f78f9038a
[ 274.248968][ T7268] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 274.248987][ T7268] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 274.249008][ T7268] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 274.249024][ T7268] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 274.249038][ T7268] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 274.249052][ T7268] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 274.249066][ T7268] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 274.249098][ T7268]
[ 274.249124][ T7268] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 274.577809][ T7268] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 274.913892][ T7272] loop1: detected capacity change from 0 to 32768
[ 274.924149][ T7272] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 274.931848][ T7272] CPU: 0 UID: 0 PID: 7272 Comm: syz.1.196 Not tainted syzkaller #0 PREEMPT(full)
[ 274.931873][ T7272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 274.931885][ T7272] Call Trace:
[ 274.931893][ T7272]
[ 274.931901][ T7272] dump_stack_lvl+0x189/0x250
[ 274.931933][ T7272] ? __pfx_dump_stack_lvl+0x10/0x10
[ 274.931956][ T7272] ? __pfx__printk+0x10/0x10
[ 274.931993][ T7272] ? kernfs_path_from_node+0x250/0x290
[ 274.932014][ T7272] ? kernfs_path_from_node+0x2f/0x290
[ 274.932039][ T7272] sysfs_create_dir_ns+0x259/0x280
[ 274.932062][ T7272] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 274.932083][ T7272] ? do_raw_spin_unlock+0x122/0x240
[ 274.932111][ T7272] kobject_add_internal+0x59f/0xb40
[ 274.932147][ T7272] kobject_init_and_add+0x125/0x190
[ 274.932177][ T7272] ? __pfx_kobject_init_and_add+0x10/0x10
[ 274.932204][ T7272] ? __raw_spin_lock_init+0x45/0x100
[ 274.932227][ T7272] ? __init_swait_queue_head+0xa9/0x150
[ 274.932253][ T7272] gfs2_sys_fs_add+0x234/0x450
[ 274.932283][ T7272] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 274.932316][ T7272] ? is_dynamic_key+0xd6/0x1c0
[ 274.932342][ T7272] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 274.932380][ T7272] gfs2_fill_super+0x13c0/0x20d0
[ 274.932415][ T7272] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.932441][ T7272] ? sb_set_blocksize+0x104/0x180
[ 274.932466][ T7272] ? setup_bdev_super+0x4c1/0x5b0
[ 274.932493][ T7272] get_tree_bdev_flags+0x40e/0x4d0
[ 274.932517][ T7272] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.932538][ T7272] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 274.932559][ T7272] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 274.932599][ T7272] gfs2_get_tree+0x51/0x1e0
[ 274.932625][ T7272] vfs_get_tree+0x92/0x2b0
[ 274.932661][ T7272] do_new_mount+0x302/0x9e0
[ 274.932685][ T7272] ? apparmor_capable+0x137/0x1b0
[ 274.932717][ T7272] ? __pfx_do_new_mount+0x10/0x10
[ 274.932741][ T7272] ? ns_capable+0x8a/0xf0
[ 274.932763][ T7272] ? kmem_cache_free+0x19b/0x690
[ 274.932797][ T7272] __se_sys_mount+0x313/0x410
[ 274.932827][ T7272] ? __pfx___se_sys_mount+0x10/0x10
[ 274.932855][ T7272] ? do_syscall_64+0xbe/0xfa0
[ 274.932876][ T7272] ? __x64_sys_mount+0x20/0xc0
[ 274.932904][ T7272] do_syscall_64+0xfa/0xfa0
[ 274.932925][ T7272] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.932947][ T7272] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.932967][ T7272] ? clear_bhb_loop+0x60/0xb0
[ 274.932989][ T7272] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.933008][ T7272] RIP: 0033:0x7f0f78f9038a
[ 274.933026][ T7272] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 274.933044][ T7272] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 274.933066][ T7272] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 274.933082][ T7272] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 274.933097][ T7272] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 274.933110][ T7272] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 274.933123][ T7272] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 274.933155][ T7272]
[ 274.933190][ T7272] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 275.261240][ T7272] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 275.593333][ T7276] loop1: detected capacity change from 0 to 32768
[ 275.603018][ T7276] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 275.610551][ T7276] CPU: 0 UID: 0 PID: 7276 Comm: syz.1.197 Not tainted syzkaller #0 PREEMPT(full)
[ 275.610577][ T7276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 275.610591][ T7276] Call Trace:
[ 275.610599][ T7276]
[ 275.610609][ T7276] dump_stack_lvl+0x189/0x250
[ 275.610642][ T7276] ? __pfx_dump_stack_lvl+0x10/0x10
[ 275.610666][ T7276] ? __pfx__printk+0x10/0x10
[ 275.610698][ T7276] ? kernfs_path_from_node+0x250/0x290
[ 275.610716][ T7276] ? kernfs_path_from_node+0x2f/0x290
[ 275.610739][ T7276] sysfs_create_dir_ns+0x259/0x280
[ 275.610760][ T7276] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 275.610779][ T7276] ? do_raw_spin_unlock+0x122/0x240
[ 275.610805][ T7276] kobject_add_internal+0x59f/0xb40
[ 275.610840][ T7276] kobject_init_and_add+0x125/0x190
[ 275.610870][ T7276] ? __pfx_kobject_init_and_add+0x10/0x10
[ 275.610896][ T7276] ? __raw_spin_lock_init+0x45/0x100
[ 275.610921][ T7276] ? __init_swait_queue_head+0xa9/0x150
[ 275.610947][ T7276] gfs2_sys_fs_add+0x234/0x450
[ 275.610976][ T7276] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 275.611010][ T7276] ? is_dynamic_key+0xd6/0x1c0
[ 275.611035][ T7276] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 275.611072][ T7276] gfs2_fill_super+0x13c0/0x20d0
[ 275.611110][ T7276] ? __pfx_gfs2_fill_super+0x10/0x10
[ 275.611136][ T7276] ? sb_set_blocksize+0x104/0x180
[ 275.611159][ T7276] ? setup_bdev_super+0x4c1/0x5b0
[ 275.611185][ T7276] get_tree_bdev_flags+0x40e/0x4d0
[ 275.611209][ T7276] ? __pfx_gfs2_fill_super+0x10/0x10
[ 275.611233][ T7276] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 275.611255][ T7276] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 275.611308][ T7276] gfs2_get_tree+0x51/0x1e0
[ 275.611332][ T7276] vfs_get_tree+0x92/0x2b0
[ 275.611358][ T7276] do_new_mount+0x302/0x9e0
[ 275.611381][ T7276] ? apparmor_capable+0x137/0x1b0
[ 275.611413][ T7276] ? __pfx_do_new_mount+0x10/0x10
[ 275.611437][ T7276] ? ns_capable+0x8a/0xf0
[ 275.611458][ T7276] ? kmem_cache_free+0x19b/0x690
[ 275.611490][ T7276] __se_sys_mount+0x313/0x410
[ 275.611522][ T7276] ? __pfx___se_sys_mount+0x10/0x10
[ 275.611549][ T7276] ? do_syscall_64+0xbe/0xfa0
[ 275.611570][ T7276] ? __x64_sys_mount+0x20/0xc0
[ 275.611597][ T7276] do_syscall_64+0xfa/0xfa0
[ 275.611618][ T7276] ? lockdep_hardirqs_on+0x9c/0x150
[ 275.611640][ T7276] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 275.611659][ T7276] ? clear_bhb_loop+0x60/0xb0
[ 275.611682][ T7276] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 275.611701][ T7276] RIP: 0033:0x7f0f78f9038a
[ 275.611720][ T7276] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 275.611739][ T7276] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 275.611760][ T7276] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 275.611775][ T7276] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 275.611789][ T7276] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 275.611803][ T7276] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 275.611817][ T7276] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 275.611851][ T7276]
[ 275.611880][ T7276] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 275.939555][ T7276] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 276.283121][ T7280] loop1: detected capacity change from 0 to 32768
[ 276.302517][ T7280] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 276.316360][ T7280] CPU: 0 UID: 0 PID: 7280 Comm: syz.1.198 Not tainted syzkaller #0 PREEMPT(full)
[ 276.316389][ T7280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 276.316402][ T7280] Call Trace:
[ 276.316410][ T7280]
[ 276.316419][ T7280] dump_stack_lvl+0x189/0x250
[ 276.316453][ T7280] ? __pfx_dump_stack_lvl+0x10/0x10
[ 276.316486][ T7280] ? __pfx__printk+0x10/0x10
[ 276.316521][ T7280] ? kernfs_path_from_node+0x250/0x290
[ 276.316541][ T7280] ? kernfs_path_from_node+0x2f/0x290
[ 276.316565][ T7280] sysfs_create_dir_ns+0x259/0x280
[ 276.316589][ T7280] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 276.316611][ T7280] ? do_raw_spin_unlock+0x122/0x240
[ 276.316640][ T7280] kobject_add_internal+0x59f/0xb40
[ 276.316677][ T7280] kobject_init_and_add+0x125/0x190
[ 276.316710][ T7280] ? __pfx_kobject_init_and_add+0x10/0x10
[ 276.316738][ T7280] ? __raw_spin_lock_init+0x45/0x100
[ 276.316764][ T7280] ? __init_swait_queue_head+0xa9/0x150
[ 276.316791][ T7280] gfs2_sys_fs_add+0x234/0x450
[ 276.316823][ T7280] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 276.316858][ T7280] ? is_dynamic_key+0xd6/0x1c0
[ 276.316885][ T7280] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 276.316924][ T7280] gfs2_fill_super+0x13c0/0x20d0
[ 276.316963][ T7280] ? __pfx_gfs2_fill_super+0x10/0x10
[ 276.316990][ T7280] ? sb_set_blocksize+0x104/0x180
[ 276.317016][ T7280] ? setup_bdev_super+0x4c1/0x5b0
[ 276.317043][ T7280] get_tree_bdev_flags+0x40e/0x4d0
[ 276.317067][ T7280] ? __pfx_gfs2_fill_super+0x10/0x10
[ 276.317089][ T7280] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 276.317111][ T7280] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 276.317150][ T7280] gfs2_get_tree+0x51/0x1e0
[ 276.317175][ T7280] vfs_get_tree+0x92/0x2b0
[ 276.317201][ T7280] do_new_mount+0x302/0x9e0
[ 276.317224][ T7280] ? apparmor_capable+0x137/0x1b0
[ 276.317256][ T7280] ? __pfx_do_new_mount+0x10/0x10
[ 276.317281][ T7280] ? ns_capable+0x8a/0xf0
[ 276.317303][ T7280] ? kmem_cache_free+0x19b/0x690
[ 276.317338][ T7280] __se_sys_mount+0x313/0x410
[ 276.317370][ T7280] ? __pfx___se_sys_mount+0x10/0x10
[ 276.317400][ T7280] ? do_syscall_64+0xbe/0xfa0
[ 276.317422][ T7280] ? __x64_sys_mount+0x20/0xc0
[ 276.317450][ T7280] do_syscall_64+0xfa/0xfa0
[ 276.317484][ T7280] ? lockdep_hardirqs_on+0x9c/0x150
[ 276.317507][ T7280] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.317527][ T7280] ? clear_bhb_loop+0x60/0xb0
[ 276.317551][ T7280] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.317570][ T7280] RIP: 0033:0x7f0f78f9038a
[ 276.317588][ T7280] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 276.317607][ T7280] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 276.317629][ T7280] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 276.317645][ T7280] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 276.317660][ T7280] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 276.317674][ T7280] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 276.317687][ T7280] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 276.317720][ T7280]
[ 276.317747][ T7280] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 276.647256][ T7280] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 276.979114][ T7284] loop1: detected capacity change from 0 to 32768
[ 276.993144][ T7284] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 277.001135][ T7284] CPU: 1 UID: 0 PID: 7284 Comm: syz.1.199 Not tainted syzkaller #0 PREEMPT(full)
[ 277.001161][ T7284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 277.001174][ T7284] Call Trace:
[ 277.001182][ T7284]
[ 277.001192][ T7284] dump_stack_lvl+0x189/0x250
[ 277.001232][ T7284] ? __pfx_dump_stack_lvl+0x10/0x10
[ 277.001257][ T7284] ? __pfx__printk+0x10/0x10
[ 277.001292][ T7284] ? kernfs_path_from_node+0x250/0x290
[ 277.001312][ T7284] ? kernfs_path_from_node+0x2f/0x290
[ 277.001337][ T7284] sysfs_create_dir_ns+0x259/0x280
[ 277.001360][ T7284] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 277.001382][ T7284] ? do_raw_spin_unlock+0x122/0x240
[ 277.001411][ T7284] kobject_add_internal+0x59f/0xb40
[ 277.001448][ T7284] kobject_init_and_add+0x125/0x190
[ 277.001476][ T7284] ? __pfx_kobject_init_and_add+0x10/0x10
[ 277.001500][ T7284] ? __raw_spin_lock_init+0x45/0x100
[ 277.001526][ T7284] ? __init_swait_queue_head+0xa9/0x150
[ 277.001554][ T7284] gfs2_sys_fs_add+0x234/0x450
[ 277.001584][ T7284] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 277.001619][ T7284] ? is_dynamic_key+0xd6/0x1c0
[ 277.001645][ T7284] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 277.001684][ T7284] gfs2_fill_super+0x13c0/0x20d0
[ 277.001722][ T7284] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.001749][ T7284] ? sb_set_blocksize+0x104/0x180
[ 277.001775][ T7284] ? setup_bdev_super+0x4c1/0x5b0
[ 277.001802][ T7284] get_tree_bdev_flags+0x40e/0x4d0
[ 277.001825][ T7284] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.001848][ T7284] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 277.001869][ T7284] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 277.001908][ T7284] gfs2_get_tree+0x51/0x1e0
[ 277.001932][ T7284] vfs_get_tree+0x92/0x2b0
[ 277.001958][ T7284] do_new_mount+0x302/0x9e0
[ 277.001981][ T7284] ? apparmor_capable+0x137/0x1b0
[ 277.002015][ T7284] ? __pfx_do_new_mount+0x10/0x10
[ 277.002039][ T7284] ? ns_capable+0x8a/0xf0
[ 277.002062][ T7284] ? kmem_cache_free+0x19b/0x690
[ 277.002097][ T7284] __se_sys_mount+0x313/0x410
[ 277.002128][ T7284] ? __pfx___se_sys_mount+0x10/0x10
[ 277.002158][ T7284] ? do_syscall_64+0xbe/0xfa0
[ 277.002179][ T7284] ? __x64_sys_mount+0x20/0xc0
[ 277.002207][ T7284] do_syscall_64+0xfa/0xfa0
[ 277.002233][ T7284] ? lockdep_hardirqs_on+0x9c/0x150
[ 277.002256][ T7284] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.002276][ T7284] ? clear_bhb_loop+0x60/0xb0
[ 277.002300][ T7284] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.002319][ T7284] RIP: 0033:0x7f0f78f9038a
[ 277.002336][ T7284] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 277.002355][ T7284] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 277.002376][ T7284] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 277.002392][ T7284] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 277.002406][ T7284] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 277.002421][ T7284] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 277.002434][ T7284] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 277.002466][ T7284]
[ 277.002491][ T7284] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 277.331330][ T7284] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 277.679802][ T7288] loop1: detected capacity change from 0 to 32768
[ 277.703715][ T7288] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 277.711372][ T7288] CPU: 0 UID: 0 PID: 7288 Comm: syz.1.200 Not tainted syzkaller #0 PREEMPT(full)
[ 277.711397][ T7288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 277.711411][ T7288] Call Trace:
[ 277.711419][ T7288]
[ 277.711428][ T7288] dump_stack_lvl+0x189/0x250
[ 277.711461][ T7288] ? __pfx_dump_stack_lvl+0x10/0x10
[ 277.711487][ T7288] ? __pfx__printk+0x10/0x10
[ 277.711523][ T7288] ? kernfs_path_from_node+0x250/0x290
[ 277.711543][ T7288] ? kernfs_path_from_node+0x2f/0x290
[ 277.711567][ T7288] sysfs_create_dir_ns+0x259/0x280
[ 277.711589][ T7288] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 277.711608][ T7288] ? do_raw_spin_unlock+0x122/0x240
[ 277.711644][ T7288] kobject_add_internal+0x59f/0xb40
[ 277.711679][ T7288] kobject_init_and_add+0x125/0x190
[ 277.711708][ T7288] ? __pfx_kobject_init_and_add+0x10/0x10
[ 277.711733][ T7288] ? __raw_spin_lock_init+0x45/0x100
[ 277.711756][ T7288] ? __init_swait_queue_head+0xa9/0x150
[ 277.711781][ T7288] gfs2_sys_fs_add+0x234/0x450
[ 277.711811][ T7288] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 277.711844][ T7288] ? is_dynamic_key+0xd6/0x1c0
[ 277.711870][ T7288] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 277.711908][ T7288] gfs2_fill_super+0x13c0/0x20d0
[ 277.711945][ T7288] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.711971][ T7288] ? sb_set_blocksize+0x104/0x180
[ 277.711998][ T7288] ? setup_bdev_super+0x4c1/0x5b0
[ 277.712023][ T7288] get_tree_bdev_flags+0x40e/0x4d0
[ 277.712047][ T7288] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.712069][ T7288] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 277.712091][ T7288] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 277.712139][ T7288] gfs2_get_tree+0x51/0x1e0
[ 277.712165][ T7288] vfs_get_tree+0x92/0x2b0
[ 277.712191][ T7288] do_new_mount+0x302/0x9e0
[ 277.712213][ T7288] ? apparmor_capable+0x137/0x1b0
[ 277.712245][ T7288] ? __pfx_do_new_mount+0x10/0x10
[ 277.712268][ T7288] ? ns_capable+0x8a/0xf0
[ 277.712289][ T7288] ? kmem_cache_free+0x19b/0x690
[ 277.712322][ T7288] __se_sys_mount+0x313/0x410
[ 277.712353][ T7288] ? __pfx___se_sys_mount+0x10/0x10
[ 277.712381][ T7288] ? do_syscall_64+0xbe/0xfa0
[ 277.712403][ T7288] ? __x64_sys_mount+0x20/0xc0
[ 277.712431][ T7288] do_syscall_64+0xfa/0xfa0
[ 277.712451][ T7288] ? lockdep_hardirqs_on+0x9c/0x150
[ 277.712474][ T7288] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.712493][ T7288] ? clear_bhb_loop+0x60/0xb0
[ 277.712517][ T7288] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.712535][ T7288] RIP: 0033:0x7f0f78f9038a
[ 277.712553][ T7288] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 277.712571][ T7288] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 277.712592][ T7288] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 277.712607][ T7288] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 277.712622][ T7288] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 277.712637][ T7288] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 277.712651][ T7288] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 277.712685][ T7288]
[ 277.712713][ T7288] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 278.043963][ T7288] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 278.387000][ T7292] loop1: detected capacity change from 0 to 32768
[ 278.406945][ T7292] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 278.424163][ T7292] CPU: 1 UID: 0 PID: 7292 Comm: syz.1.201 Not tainted syzkaller #0 PREEMPT(full)
[ 278.424192][ T7292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 278.424205][ T7292] Call Trace:
[ 278.424213][ T7292]
[ 278.424222][ T7292] dump_stack_lvl+0x189/0x250
[ 278.424256][ T7292] ? __pfx_dump_stack_lvl+0x10/0x10
[ 278.424288][ T7292] ? __pfx__printk+0x10/0x10
[ 278.424324][ T7292] ? kernfs_path_from_node+0x250/0x290
[ 278.424343][ T7292] ? kernfs_path_from_node+0x2f/0x290
[ 278.424368][ T7292] sysfs_create_dir_ns+0x259/0x280
[ 278.424391][ T7292] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 278.424413][ T7292] ? do_raw_spin_unlock+0x122/0x240
[ 278.424438][ T7292] kobject_add_internal+0x59f/0xb40
[ 278.424471][ T7292] kobject_init_and_add+0x125/0x190
[ 278.424503][ T7292] ? __pfx_kobject_init_and_add+0x10/0x10
[ 278.424530][ T7292] ? __raw_spin_lock_init+0x45/0x100
[ 278.424556][ T7292] ? __init_swait_queue_head+0xa9/0x150
[ 278.424584][ T7292] gfs2_sys_fs_add+0x234/0x450
[ 278.424616][ T7292] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 278.424652][ T7292] ? is_dynamic_key+0xd6/0x1c0
[ 278.424679][ T7292] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 278.424719][ T7292] gfs2_fill_super+0x13c0/0x20d0
[ 278.424753][ T7292] ? __pfx_gfs2_fill_super+0x10/0x10
[ 278.424779][ T7292] ? sb_set_blocksize+0x104/0x180
[ 278.424804][ T7292] ? setup_bdev_super+0x4c1/0x5b0
[ 278.424832][ T7292] get_tree_bdev_flags+0x40e/0x4d0
[ 278.424857][ T7292] ? __pfx_gfs2_fill_super+0x10/0x10
[ 278.424879][ T7292] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 278.424900][ T7292] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 278.424937][ T7292] gfs2_get_tree+0x51/0x1e0
[ 278.424963][ T7292] vfs_get_tree+0x92/0x2b0
[ 278.424989][ T7292] do_new_mount+0x302/0x9e0
[ 278.425013][ T7292] ? apparmor_capable+0x137/0x1b0
[ 278.425047][ T7292] ? __pfx_do_new_mount+0x10/0x10
[ 278.425073][ T7292] ? ns_capable+0x8a/0xf0
[ 278.425095][ T7292] ? kmem_cache_free+0x19b/0x690
[ 278.425128][ T7292] __se_sys_mount+0x313/0x410
[ 278.425158][ T7292] ? __pfx___se_sys_mount+0x10/0x10
[ 278.425186][ T7292] ? do_syscall_64+0xbe/0xfa0
[ 278.425207][ T7292] ? __x64_sys_mount+0x20/0xc0
[ 278.425236][ T7292] do_syscall_64+0xfa/0xfa0
[ 278.425258][ T7292] ? lockdep_hardirqs_on+0x9c/0x150
[ 278.425289][ T7292] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 278.425309][ T7292] ? clear_bhb_loop+0x60/0xb0
[ 278.425334][ T7292] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 278.425352][ T7292] RIP: 0033:0x7f0f78f9038a
[ 278.425370][ T7292] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 278.425388][ T7292] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 278.425410][ T7292] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 278.425427][ T7292] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 278.425441][ T7292] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 278.425456][ T7292] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 278.425470][ T7292] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 278.425504][ T7292]
[ 278.496555][ T7292] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 278.757705][ T7292] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/03 07:28:08 executed programs: 187
[ 279.101092][ T7296] loop1: detected capacity change from 0 to 32768
[ 279.111049][ T7296] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 279.118456][ T7296] CPU: 1 UID: 0 PID: 7296 Comm: syz.1.202 Not tainted syzkaller #0 PREEMPT(full)
[ 279.118481][ T7296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 279.118494][ T7296] Call Trace:
[ 279.118502][ T7296]
[ 279.118512][ T7296] dump_stack_lvl+0x189/0x250
[ 279.118544][ T7296] ? __pfx_dump_stack_lvl+0x10/0x10
[ 279.118569][ T7296] ? __pfx__printk+0x10/0x10
[ 279.118605][ T7296] ? kernfs_path_from_node+0x250/0x290
[ 279.118624][ T7296] ? kernfs_path_from_node+0x2f/0x290
[ 279.118648][ T7296] sysfs_create_dir_ns+0x259/0x280
[ 279.118671][ T7296] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 279.118692][ T7296] ? do_raw_spin_unlock+0x122/0x240
[ 279.118722][ T7296] kobject_add_internal+0x59f/0xb40
[ 279.118758][ T7296] kobject_init_and_add+0x125/0x190
[ 279.118789][ T7296] ? __pfx_kobject_init_and_add+0x10/0x10
[ 279.118816][ T7296] ? __raw_spin_lock_init+0x45/0x100
[ 279.118842][ T7296] ? __init_swait_queue_head+0xa9/0x150
[ 279.118870][ T7296] gfs2_sys_fs_add+0x234/0x450
[ 279.118901][ T7296] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 279.118933][ T7296] ? is_dynamic_key+0xd6/0x1c0
[ 279.118960][ T7296] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 279.118994][ T7296] gfs2_fill_super+0x13c0/0x20d0
[ 279.119030][ T7296] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.119054][ T7296] ? sb_set_blocksize+0x104/0x180
[ 279.119078][ T7296] ? setup_bdev_super+0x4c1/0x5b0
[ 279.119104][ T7296] get_tree_bdev_flags+0x40e/0x4d0
[ 279.119128][ T7296] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.119150][ T7296] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 279.119171][ T7296] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 279.119209][ T7296] gfs2_get_tree+0x51/0x1e0
[ 279.119235][ T7296] vfs_get_tree+0x92/0x2b0
[ 279.119261][ T7296] do_new_mount+0x302/0x9e0
[ 279.119292][ T7296] ? apparmor_capable+0x137/0x1b0
[ 279.119325][ T7296] ? __pfx_do_new_mount+0x10/0x10
[ 279.119351][ T7296] ? ns_capable+0x8a/0xf0
[ 279.119370][ T7296] ? kmem_cache_free+0x19b/0x690
[ 279.119399][ T7296] __se_sys_mount+0x313/0x410
[ 279.119427][ T7296] ? __pfx___se_sys_mount+0x10/0x10
[ 279.119453][ T7296] ? do_syscall_64+0xbe/0xfa0
[ 279.119473][ T7296] ? __x64_sys_mount+0x20/0xc0
[ 279.119500][ T7296] do_syscall_64+0xfa/0xfa0
[ 279.119520][ T7296] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.119542][ T7296] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.119561][ T7296] ? clear_bhb_loop+0x60/0xb0
[ 279.119584][ T7296] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.119600][ T7296] RIP: 0033:0x7f0f78f9038a
[ 279.119618][ T7296] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 279.119636][ T7296] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 279.119657][ T7296] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 279.119674][ T7296] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 279.119688][ T7296] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 279.119703][ T7296] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 279.119716][ T7296] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 279.119749][ T7296]
[ 279.119785][ T7296] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 279.448879][ T7296] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 279.782531][ T7300] loop1: detected capacity change from 0 to 32768
[ 279.811680][ T7300] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 279.819129][ T7300] CPU: 1 UID: 0 PID: 7300 Comm: syz.1.203 Not tainted syzkaller #0 PREEMPT(full)
[ 279.819153][ T7300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 279.819165][ T7300] Call Trace:
[ 279.819173][ T7300]
[ 279.819181][ T7300] dump_stack_lvl+0x189/0x250
[ 279.819211][ T7300] ? __pfx_dump_stack_lvl+0x10/0x10
[ 279.819232][ T7300] ? __pfx__printk+0x10/0x10
[ 279.819264][ T7300] ? kernfs_path_from_node+0x250/0x290
[ 279.819284][ T7300] ? kernfs_path_from_node+0x2f/0x290
[ 279.819305][ T7300] sysfs_create_dir_ns+0x259/0x280
[ 279.819326][ T7300] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 279.819346][ T7300] ? do_raw_spin_unlock+0x122/0x240
[ 279.819373][ T7300] kobject_add_internal+0x59f/0xb40
[ 279.819407][ T7300] kobject_init_and_add+0x125/0x190
[ 279.819437][ T7300] ? __pfx_kobject_init_and_add+0x10/0x10
[ 279.819463][ T7300] ? __raw_spin_lock_init+0x45/0x100
[ 279.819486][ T7300] ? __init_swait_queue_head+0xa9/0x150
[ 279.819510][ T7300] gfs2_sys_fs_add+0x234/0x450
[ 279.819539][ T7300] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 279.819573][ T7300] ? is_dynamic_key+0xd6/0x1c0
[ 279.819599][ T7300] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 279.819632][ T7300] gfs2_fill_super+0x13c0/0x20d0
[ 279.819669][ T7300] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.819695][ T7300] ? sb_set_blocksize+0x104/0x180
[ 279.819722][ T7300] ? setup_bdev_super+0x4c1/0x5b0
[ 279.819749][ T7300] get_tree_bdev_flags+0x40e/0x4d0
[ 279.819772][ T7300] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.819795][ T7300] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 279.819818][ T7300] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 279.819853][ T7300] gfs2_get_tree+0x51/0x1e0
[ 279.819875][ T7300] vfs_get_tree+0x92/0x2b0
[ 279.819909][ T7300] do_new_mount+0x302/0x9e0
[ 279.819929][ T7300] ? apparmor_capable+0x137/0x1b0
[ 279.819960][ T7300] ? __pfx_do_new_mount+0x10/0x10
[ 279.819982][ T7300] ? ns_capable+0x8a/0xf0
[ 279.820003][ T7300] ? kmem_cache_free+0x19b/0x690
[ 279.820036][ T7300] __se_sys_mount+0x313/0x410
[ 279.820067][ T7300] ? __pfx___se_sys_mount+0x10/0x10
[ 279.820095][ T7300] ? do_syscall_64+0xbe/0xfa0
[ 279.820116][ T7300] ? __x64_sys_mount+0x20/0xc0
[ 279.820142][ T7300] do_syscall_64+0xfa/0xfa0
[ 279.820163][ T7300] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.820186][ T7300] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.820205][ T7300] ? clear_bhb_loop+0x60/0xb0
[ 279.820227][ T7300] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.820246][ T7300] RIP: 0033:0x7f0f78f9038a
[ 279.820262][ T7300] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 279.820280][ T7300] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 279.820302][ T7300] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 279.820317][ T7300] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 279.820330][ T7300] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 279.820345][ T7300] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 279.820358][ T7300] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 279.820390][ T7300]
[ 280.134937][ T7300] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 280.148932][ T7300] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 280.458717][ T7304] loop1: detected capacity change from 0 to 32768
[ 280.473937][ T7304] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 280.481666][ T7304] CPU: 1 UID: 0 PID: 7304 Comm: syz.1.204 Not tainted syzkaller #0 PREEMPT(full)
[ 280.481691][ T7304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 280.481703][ T7304] Call Trace:
[ 280.481710][ T7304]
[ 280.481718][ T7304] dump_stack_lvl+0x189/0x250
[ 280.481747][ T7304] ? __pfx_dump_stack_lvl+0x10/0x10
[ 280.481768][ T7304] ? __pfx__printk+0x10/0x10
[ 280.481798][ T7304] ? kernfs_path_from_node+0x250/0x290
[ 280.481815][ T7304] ? kernfs_path_from_node+0x2f/0x290
[ 280.481836][ T7304] sysfs_create_dir_ns+0x259/0x280
[ 280.481853][ T7304] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 280.481870][ T7304] ? do_raw_spin_unlock+0x122/0x240
[ 280.481897][ T7304] kobject_add_internal+0x59f/0xb40
[ 280.481928][ T7304] kobject_init_and_add+0x125/0x190
[ 280.481955][ T7304] ? __pfx_kobject_init_and_add+0x10/0x10
[ 280.481979][ T7304] ? __raw_spin_lock_init+0x45/0x100
[ 280.482001][ T7304] ? __init_swait_queue_head+0xa9/0x150
[ 280.482025][ T7304] gfs2_sys_fs_add+0x234/0x450
[ 280.482052][ T7304] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 280.482089][ T7304] ? is_dynamic_key+0xd6/0x1c0
[ 280.482112][ T7304] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 280.482145][ T7304] gfs2_fill_super+0x13c0/0x20d0
[ 280.482177][ T7304] ? __pfx_gfs2_fill_super+0x10/0x10
[ 280.482199][ T7304] ? sb_set_blocksize+0x104/0x180
[ 280.482222][ T7304] ? setup_bdev_super+0x4c1/0x5b0
[ 280.482245][ T7304] get_tree_bdev_flags+0x40e/0x4d0
[ 280.482266][ T7304] ? __pfx_gfs2_fill_super+0x10/0x10
[ 280.482285][ T7304] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 280.482303][ T7304] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 280.482336][ T7304] gfs2_get_tree+0x51/0x1e0
[ 280.482357][ T7304] vfs_get_tree+0x92/0x2b0
[ 280.482380][ T7304] do_new_mount+0x302/0x9e0
[ 280.482399][ T7304] ? apparmor_capable+0x137/0x1b0
[ 280.482428][ T7304] ? __pfx_do_new_mount+0x10/0x10
[ 280.482450][ T7304] ? ns_capable+0x8a/0xf0
[ 280.482469][ T7304] ? kmem_cache_free+0x19b/0x690
[ 280.482499][ T7304] __se_sys_mount+0x313/0x410
[ 280.482526][ T7304] ? __pfx___se_sys_mount+0x10/0x10
[ 280.482551][ T7304] ? do_syscall_64+0xbe/0xfa0
[ 280.482569][ T7304] ? __x64_sys_mount+0x20/0xc0
[ 280.482593][ T7304] do_syscall_64+0xfa/0xfa0
[ 280.482611][ T7304] ? lockdep_hardirqs_on+0x9c/0x150
[ 280.482631][ T7304] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.482648][ T7304] ? clear_bhb_loop+0x60/0xb0
[ 280.482668][ T7304] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.482685][ T7304] RIP: 0033:0x7f0f78f9038a
[ 280.482700][ T7304] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 280.482716][ T7304] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 280.482735][ T7304] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 280.482748][ T7304] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 280.482760][ T7304] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 280.482773][ T7304] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 280.482784][ T7304] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 280.482812][ T7304]
[ 280.482839][ T7304] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 280.811547][ T7304] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 281.127670][ T7308] loop1: detected capacity change from 0 to 32768
[ 281.136716][ T7308] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 281.144374][ T7308] CPU: 1 UID: 0 PID: 7308 Comm: syz.1.205 Not tainted syzkaller #0 PREEMPT(full)
[ 281.144399][ T7308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 281.144412][ T7308] Call Trace:
[ 281.144420][ T7308]
[ 281.144429][ T7308] dump_stack_lvl+0x189/0x250
[ 281.144460][ T7308] ? __pfx_dump_stack_lvl+0x10/0x10
[ 281.144486][ T7308] ? __pfx__printk+0x10/0x10
[ 281.144522][ T7308] ? kernfs_path_from_node+0x250/0x290
[ 281.144541][ T7308] ? kernfs_path_from_node+0x2f/0x290
[ 281.144566][ T7308] sysfs_create_dir_ns+0x259/0x280
[ 281.144588][ T7308] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 281.144610][ T7308] ? do_raw_spin_unlock+0x122/0x240
[ 281.144639][ T7308] kobject_add_internal+0x59f/0xb40
[ 281.144675][ T7308] kobject_init_and_add+0x125/0x190
[ 281.144707][ T7308] ? __pfx_kobject_init_and_add+0x10/0x10
[ 281.144733][ T7308] ? __raw_spin_lock_init+0x45/0x100
[ 281.144759][ T7308] ? __init_swait_queue_head+0xa9/0x150
[ 281.144786][ T7308] gfs2_sys_fs_add+0x234/0x450
[ 281.144816][ T7308] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 281.144852][ T7308] ? is_dynamic_key+0xd6/0x1c0
[ 281.144879][ T7308] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 281.144920][ T7308] gfs2_fill_super+0x13c0/0x20d0
[ 281.144957][ T7308] ? __pfx_gfs2_fill_super+0x10/0x10
[ 281.144992][ T7308] ? sb_set_blocksize+0x104/0x180
[ 281.145018][ T7308] ? setup_bdev_super+0x4c1/0x5b0
[ 281.145044][ T7308] get_tree_bdev_flags+0x40e/0x4d0
[ 281.145065][ T7308] ? __pfx_gfs2_fill_super+0x10/0x10
[ 281.145087][ T7308] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 281.145107][ T7308] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 281.145141][ T7308] gfs2_get_tree+0x51/0x1e0
[ 281.145164][ T7308] vfs_get_tree+0x92/0x2b0
[ 281.145187][ T7308] do_new_mount+0x302/0x9e0
[ 281.145207][ T7308] ? apparmor_capable+0x137/0x1b0
[ 281.145241][ T7308] ? __pfx_do_new_mount+0x10/0x10
[ 281.145266][ T7308] ? ns_capable+0x8a/0xf0
[ 281.145288][ T7308] ? kmem_cache_free+0x19b/0x690
[ 281.145323][ T7308] __se_sys_mount+0x313/0x410
[ 281.145355][ T7308] ? __pfx___se_sys_mount+0x10/0x10
[ 281.145384][ T7308] ? do_syscall_64+0xbe/0xfa0
[ 281.145406][ T7308] ? __x64_sys_mount+0x20/0xc0
[ 281.145434][ T7308] do_syscall_64+0xfa/0xfa0
[ 281.145460][ T7308] ? lockdep_hardirqs_on+0x9c/0x150
[ 281.145482][ T7308] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 281.145502][ T7308] ? clear_bhb_loop+0x60/0xb0
[ 281.145525][ T7308] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 281.145545][ T7308] RIP: 0033:0x7f0f78f9038a
[ 281.145561][ T7308] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 281.145578][ T7308] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 281.145598][ T7308] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 281.145613][ T7308] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 281.145628][ T7308] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 281.145641][ T7308] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 281.145655][ T7308] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 281.145687][ T7308]
[ 281.145713][ T7308] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 281.475827][ T7308] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 281.810167][ T7312] loop1: detected capacity change from 0 to 32768
[ 281.821652][ T7312] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 281.829070][ T7312] CPU: 1 UID: 0 PID: 7312 Comm: syz.1.206 Not tainted syzkaller #0 PREEMPT(full)
[ 281.829097][ T7312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 281.829110][ T7312] Call Trace:
[ 281.829118][ T7312]
[ 281.829127][ T7312] dump_stack_lvl+0x189/0x250
[ 281.829160][ T7312] ? __pfx_dump_stack_lvl+0x10/0x10
[ 281.829183][ T7312] ? __pfx__printk+0x10/0x10
[ 281.829218][ T7312] ? kernfs_path_from_node+0x250/0x290
[ 281.829237][ T7312] ? kernfs_path_from_node+0x2f/0x290
[ 281.829260][ T7312] sysfs_create_dir_ns+0x259/0x280
[ 281.829283][ T7312] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 281.829305][ T7312] ? do_raw_spin_unlock+0x122/0x240
[ 281.829333][ T7312] kobject_add_internal+0x59f/0xb40
[ 281.829369][ T7312] kobject_init_and_add+0x125/0x190
[ 281.829401][ T7312] ? __pfx_kobject_init_and_add+0x10/0x10
[ 281.829428][ T7312] ? __raw_spin_lock_init+0x45/0x100
[ 281.829453][ T7312] ? __init_swait_queue_head+0xa9/0x150
[ 281.829481][ T7312] gfs2_sys_fs_add+0x234/0x450
[ 281.829514][ T7312] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 281.829549][ T7312] ? is_dynamic_key+0xd6/0x1c0
[ 281.829576][ T7312] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 281.829614][ T7312] gfs2_fill_super+0x13c0/0x20d0
[ 281.829651][ T7312] ? __pfx_gfs2_fill_super+0x10/0x10
[ 281.829677][ T7312] ? sb_set_blocksize+0x104/0x180
[ 281.829703][ T7312] ? setup_bdev_super+0x4c1/0x5b0
[ 281.829739][ T7312] get_tree_bdev_flags+0x40e/0x4d0
[ 281.829763][ T7312] ? __pfx_gfs2_fill_super+0x10/0x10
[ 281.829785][ T7312] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 281.829810][ T7312] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 281.829843][ T7312] gfs2_get_tree+0x51/0x1e0
[ 281.829866][ T7312] vfs_get_tree+0x92/0x2b0
[ 281.829892][ T7312] do_new_mount+0x302/0x9e0
[ 281.829914][ T7312] ? apparmor_capable+0x137/0x1b0
[ 281.829948][ T7312] ? __pfx_do_new_mount+0x10/0x10
[ 281.829972][ T7312] ? ns_capable+0x8a/0xf0
[ 281.829995][ T7312] ? kmem_cache_free+0x19b/0x690
[ 281.830029][ T7312] __se_sys_mount+0x313/0x410
[ 281.830061][ T7312] ? __pfx___se_sys_mount+0x10/0x10
[ 281.830091][ T7312] ? do_syscall_64+0xbe/0xfa0
[ 281.830112][ T7312] ? __x64_sys_mount+0x20/0xc0
[ 281.830139][ T7312] do_syscall_64+0xfa/0xfa0
[ 281.830160][ T7312] ? lockdep_hardirqs_on+0x9c/0x150
[ 281.830184][ T7312] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 281.830204][ T7312] ? clear_bhb_loop+0x60/0xb0
[ 281.830229][ T7312] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 281.830249][ T7312] RIP: 0033:0x7f0f78f9038a
[ 281.830268][ T7312] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 281.830286][ T7312] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 281.830306][ T7312] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 281.830321][ T7312] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 281.830336][ T7312] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 281.830348][ T7312] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 281.830361][ T7312] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 281.830393][ T7312]
[ 282.142977][ T7312] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 282.157122][ T7312] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 282.487400][ T7316] loop1: detected capacity change from 0 to 32768
[ 282.514728][ T7316] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 282.529931][ T7316] CPU: 0 UID: 0 PID: 7316 Comm: syz.1.207 Not tainted syzkaller #0 PREEMPT(full)
[ 282.529960][ T7316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 282.529973][ T7316] Call Trace:
[ 282.529982][ T7316]
[ 282.529991][ T7316] dump_stack_lvl+0x189/0x250
[ 282.530025][ T7316] ? __pfx_dump_stack_lvl+0x10/0x10
[ 282.530050][ T7316] ? __pfx__printk+0x10/0x10
[ 282.530084][ T7316] ? kernfs_path_from_node+0x250/0x290
[ 282.530104][ T7316] ? kernfs_path_from_node+0x2f/0x290
[ 282.530129][ T7316] sysfs_create_dir_ns+0x259/0x280
[ 282.530154][ T7316] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 282.530177][ T7316] ? do_raw_spin_unlock+0x122/0x240
[ 282.530207][ T7316] kobject_add_internal+0x59f/0xb40
[ 282.530243][ T7316] kobject_init_and_add+0x125/0x190
[ 282.530275][ T7316] ? __pfx_kobject_init_and_add+0x10/0x10
[ 282.530302][ T7316] ? __raw_spin_lock_init+0x45/0x100
[ 282.530327][ T7316] ? __init_swait_queue_head+0xa9/0x150
[ 282.530356][ T7316] gfs2_sys_fs_add+0x234/0x450
[ 282.530388][ T7316] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 282.530424][ T7316] ? is_dynamic_key+0xd6/0x1c0
[ 282.530451][ T7316] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 282.530490][ T7316] gfs2_fill_super+0x13c0/0x20d0
[ 282.530538][ T7316] ? __pfx_gfs2_fill_super+0x10/0x10
[ 282.530566][ T7316] ? sb_set_blocksize+0x104/0x180
[ 282.530593][ T7316] ? setup_bdev_super+0x4c1/0x5b0
[ 282.530628][ T7316] get_tree_bdev_flags+0x40e/0x4d0
[ 282.530652][ T7316] ? __pfx_gfs2_fill_super+0x10/0x10
[ 282.530674][ T7316] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 282.530695][ T7316] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 282.530733][ T7316] gfs2_get_tree+0x51/0x1e0
[ 282.530760][ T7316] vfs_get_tree+0x92/0x2b0
[ 282.530787][ T7316] do_new_mount+0x302/0x9e0
[ 282.530811][ T7316] ? apparmor_capable+0x137/0x1b0
[ 282.530845][ T7316] ? __pfx_do_new_mount+0x10/0x10
[ 282.530869][ T7316] ? ns_capable+0x8a/0xf0
[ 282.530891][ T7316] ? kmem_cache_free+0x19b/0x690
[ 282.530927][ T7316] __se_sys_mount+0x313/0x410
[ 282.530960][ T7316] ? __pfx___se_sys_mount+0x10/0x10
[ 282.530991][ T7316] ? do_syscall_64+0xbe/0xfa0
[ 282.531013][ T7316] ? __x64_sys_mount+0x20/0xc0
[ 282.531041][ T7316] do_syscall_64+0xfa/0xfa0
[ 282.531063][ T7316] ? lockdep_hardirqs_on+0x9c/0x150
[ 282.531085][ T7316] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 282.531104][ T7316] ? clear_bhb_loop+0x60/0xb0
[ 282.531127][ T7316] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 282.531146][ T7316] RIP: 0033:0x7f0f78f9038a
[ 282.531172][ T7316] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 282.531191][ T7316] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 282.531213][ T7316] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 282.531229][ T7316] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 282.531244][ T7316] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 282.531258][ T7316] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 282.531272][ T7316] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 282.531305][ T7316]
[ 282.531330][ T7316] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 282.861634][ T7316] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 283.181381][ T7320] loop1: detected capacity change from 0 to 32768
[ 283.191202][ T7320] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 283.198610][ T7320] CPU: 0 UID: 0 PID: 7320 Comm: syz.1.208 Not tainted syzkaller #0 PREEMPT(full)
[ 283.198635][ T7320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 283.198648][ T7320] Call Trace:
[ 283.198657][ T7320]
[ 283.198666][ T7320] dump_stack_lvl+0x189/0x250
[ 283.198698][ T7320] ? __pfx_dump_stack_lvl+0x10/0x10
[ 283.198723][ T7320] ? __pfx__printk+0x10/0x10
[ 283.198758][ T7320] ? kernfs_path_from_node+0x250/0x290
[ 283.198779][ T7320] ? kernfs_path_from_node+0x2f/0x290
[ 283.198803][ T7320] sysfs_create_dir_ns+0x259/0x280
[ 283.198827][ T7320] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 283.198857][ T7320] ? do_raw_spin_unlock+0x122/0x240
[ 283.198886][ T7320] kobject_add_internal+0x59f/0xb40
[ 283.198922][ T7320] kobject_init_and_add+0x125/0x190
[ 283.198955][ T7320] ? __pfx_kobject_init_and_add+0x10/0x10
[ 283.198982][ T7320] ? __raw_spin_lock_init+0x45/0x100
[ 283.199008][ T7320] ? __init_swait_queue_head+0xa9/0x150
[ 283.199035][ T7320] gfs2_sys_fs_add+0x234/0x450
[ 283.199066][ T7320] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 283.199101][ T7320] ? is_dynamic_key+0xd6/0x1c0
[ 283.199128][ T7320] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 283.199165][ T7320] gfs2_fill_super+0x13c0/0x20d0
[ 283.199208][ T7320] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.199236][ T7320] ? sb_set_blocksize+0x104/0x180
[ 283.199262][ T7320] ? setup_bdev_super+0x4c1/0x5b0
[ 283.199289][ T7320] get_tree_bdev_flags+0x40e/0x4d0
[ 283.199312][ T7320] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.199334][ T7320] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 283.199354][ T7320] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 283.199390][ T7320] gfs2_get_tree+0x51/0x1e0
[ 283.199413][ T7320] vfs_get_tree+0x92/0x2b0
[ 283.199437][ T7320] do_new_mount+0x302/0x9e0
[ 283.199460][ T7320] ? apparmor_capable+0x137/0x1b0
[ 283.199493][ T7320] ? __pfx_do_new_mount+0x10/0x10
[ 283.199519][ T7320] ? ns_capable+0x8a/0xf0
[ 283.199541][ T7320] ? kmem_cache_free+0x19b/0x690
[ 283.199575][ T7320] __se_sys_mount+0x313/0x410
[ 283.199606][ T7320] ? __pfx___se_sys_mount+0x10/0x10
[ 283.199636][ T7320] ? do_syscall_64+0xbe/0xfa0
[ 283.199654][ T7320] ? __x64_sys_mount+0x20/0xc0
[ 283.199677][ T7320] do_syscall_64+0xfa/0xfa0
[ 283.199696][ T7320] ? lockdep_hardirqs_on+0x9c/0x150
[ 283.199715][ T7320] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.199733][ T7320] ? clear_bhb_loop+0x60/0xb0
[ 283.199755][ T7320] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.199771][ T7320] RIP: 0033:0x7f0f78f9038a
[ 283.199789][ T7320] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 283.199812][ T7320] RSP: 002b:00007f0f79e22e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 283.199839][ T7320] RAX: ffffffffffffffda RBX: 00007f0f79e22ef0 RCX: 00007f0f78f9038a
[ 283.199854][ T7320] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f0f79e22eb0
[ 283.199866][ T7320] RBP: 000020000001f680 R08: 00007f0f79e22ef0 R09: 0000000000000094
[ 283.199879][ T7320] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 283.199891][ T7320] R13: 00007f0f79e22eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 283.199920][ T7320]
[ 283.515422][ T31] INFO: task syz.0.17:6520 blocked for more than 143 seconds.
[ 283.522978][ T31] Not tainted syzkaller #0
[ 283.526170][ T7320] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 283.527923][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 283.550672][ T31] task:syz.0.17 state:D stack:26376 pid:6520 tgid:6520 ppid:6439 task_flags:0x400040 flags:0x00080002
[ 283.563328][ T31] Call Trace:
[ 283.566665][ T31]
[ 283.569615][ T31] __schedule+0x1798/0x4cc0
[ 283.574236][ T31] ? __pfx___schedule+0x10/0x10
[ 283.579118][ T31] ? schedule+0x91/0x360
[ 283.583467][ T31] schedule+0x165/0x360
[ 283.583806][ T7320] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 283.587638][ T31] io_schedule+0x80/0xd0
[ 283.598405][ T31] folio_wait_bit_common+0x6b0/0xb80
[ 283.603819][ T31] ? __pfx_folio_wait_bit_common+0x10/0x10
[ 283.609671][ T31] ? __pfx_wake_page_function+0x10/0x10
[ 283.615409][ T31] ? __lock_acquire+0xab9/0xd20
[ 283.620540][ T31] writeback_iter+0x8d8/0x12a0
[ 283.625337][ T31] iomap_writepages+0x14d/0x2d0
[ 283.630275][ T31] ? __pfx_iomap_writepages+0x10/0x10
[ 283.635678][ T31] gfs2_writepages+0x177/0x250
[ 283.640610][ T31] ? __pfx_gfs2_writepages+0x10/0x10
[ 283.645931][ T31] ? __lock_acquire+0xab9/0xd20
[ 283.650888][ T31] ? __pfx_gfs2_writepages+0x10/0x10
[ 283.656204][ T31] do_writepages+0x32e/0x550
[ 283.661425][ T31] ? do_raw_spin_unlock+0x122/0x240
[ 283.666666][ T31] filemap_fdatawrite+0x199/0x240
[ 283.671798][ T31] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 283.677411][ T31] ? do_raw_spin_unlock+0x122/0x240
[ 283.682789][ T31] gfs2_log_flush+0x966/0x24c0
[ 283.687586][ T31] ? __pfx_gfs2_log_flush+0x10/0x10
[ 283.692840][ T31] ? __pfx___up_read+0x10/0x10
[ 283.697635][ T31] gfs2_trans_end+0x37c/0x570
[ 283.702418][ T31] gfs2_page_mkwrite+0x14a8/0x1910
[ 283.707566][ T31] ? do_page_mkwrite+0x14d/0x310
[ 283.712612][ T31] ? __pfx_gfs2_page_mkwrite+0x10/0x10
[ 283.718105][ T31] ? gfs2_fault+0x19a/0x1f0
[ 283.722723][ T31] ? do_page_mkwrite+0x14d/0x310
[ 283.727718][ T31] do_page_mkwrite+0x14d/0x310
[ 283.732586][ T31] __handle_mm_fault+0x1916/0x5400
[ 283.737738][ T31] ? lock_vma_under_rcu+0x1a3/0x450
[ 283.743131][ T31] ? __pfx___handle_mm_fault+0x10/0x10
[ 283.748800][ T31] ? lock_vma_under_rcu+0x3d2/0x450
[ 283.754087][ T31] ? __pfx_do_futex+0x10/0x10
[ 283.758878][ T31] ? __pfx_lock_vma_under_rcu+0x10/0x10
[ 283.765121][ T31] handle_mm_fault+0x40a/0x8e0
[ 283.769980][ T31] do_user_addr_fault+0xa7c/0x1380
[ 283.775226][ T31] ? rcu_is_watching+0x15/0xb0
[ 283.780075][ T31] ? trace_page_fault_user+0x84/0x1e0
[ 283.785482][ T31] exc_page_fault+0x82/0x100
[ 283.790150][ T31] asm_exc_page_fault+0x26/0x30
[ 283.795017][ T31] RIP: 0033:0x7fbe046550b3
[ 283.799466][ T31] RSP: 002b:00007ffee1c0ddd0 EFLAGS: 00010246
[ 283.805814][ T31] RAX: 0000200000000180 RBX: 0000000000000008 RCX: 0000000000000000
[ 283.813848][ T31] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000555563a5a3c8
[ 283.821954][ T31] RBP: 00007ffee1c0ded8 R08: 0000000000000000 R09: 0000000000000000
[ 283.830016][ T31] R10: 0000000000000000 R11: 0000000000000000 R12: 00007fbe049b5fac
[ 283.838008][ T31] R13: 00007fbe049b5fa0 R14: fffffffffffffffe R15: 00007ffee1c0df20
[ 283.846478][ T31]
[ 283.849633][ T31]
[ 283.849633][ T31] Showing all locks held in the system:
[ 283.857558][ T31] 1 lock held by ksoftirqd/1/23:
[ 283.862599][ T31] 1 lock held by khungtaskd/31:
[ 283.868059][ T31] #0: ffffffff8dd3d2e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 283.878072][ T31] 4 locks held by kworker/u8:8/3506:
[ 283.883429][ T31] #0: ffff8880206a6148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0
[ 283.894776][ T31] #1: ffffc9000c287ba0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0
[ 283.920010][ T31] #2: ffff88802e1c20e0 (&type->s_umount_key#53){.+.+}-{4:4}, at: super_trylock_shared+0x20/0xf0
[ 283.939937][ T31] #3: ffff88807ebcce50 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0x103/0x24c0
[ 283.959908][ T31] 2 locks held by getty/5602:
[ 283.964618][ T31] #0: ffff888033d370a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 283.979892][ T31] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
[ 283.993143][ T31] 4 locks held by syz.0.17/6520:
[ 283.998281][ T31] #0: ffff88807f1f6d08 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1a3/0x450
[ 284.007860][ T31] #1: ffff88802e1c2518 (sb_pagefaults#2){.+.+}-{0:0}, at: do_page_mkwrite+0x14d/0x310
[ 284.017728][ T31] #2: ffff88802e1c2610 (sb_internal#2){.+.+}-{0:0}, at: gfs2_trans_begin+0x6f/0xe0
[ 284.027431][ T31] #3: ffff88807ebcce50 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0x103/0x24c0
[ 284.037945][ T31] 1 lock held by gfs2_logd/syz:s/6524:
[ 284.043495][ T31] #0: ffff88807ebcce50 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0x103/0x24c0
[ 284.054005][ T31] 2 locks held by syz.1.209/7324:
[ 284.059165][ T31]
[ 284.061986][ T31] =============================================
[ 284.061986][ T31]
[ 284.071433][ T31] NMI backtrace for cpu 1
[ 284.071451][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 284.071473][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 284.071484][ T31] Call Trace:
[ 284.071491][ T31]
[ 284.071500][ T31] dump_stack_lvl+0x189/0x250
[ 284.071532][ T31] ? __pfx_dump_stack_lvl+0x10/0x10
[ 284.071556][ T31] ? __pfx__printk+0x10/0x10
[ 284.071594][ T31] nmi_cpu_backtrace+0x39e/0x3d0
[ 284.071622][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 284.071650][ T31] ? __pfx__printk+0x10/0x10
[ 284.071679][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 284.071709][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 284.071741][ T31] watchdog+0xf60/0xfa0
[ 284.071781][ T31] ? watchdog+0x1e2/0xfa0
[ 284.071814][ T31] kthread+0x711/0x8a0
[ 284.071840][ T31] ? __pfx_watchdog+0x10/0x10
[ 284.071867][ T31] ? __pfx_kthread+0x10/0x10
[ 284.071891][ T31] ? _raw_spin_unlock_irq+0x23/0x50
[ 284.071913][ T31] ? lockdep_hardirqs_on+0x9c/0x150
[ 284.071933][ T31] ? __pfx_kthread+0x10/0x10
[ 284.071956][ T31] ret_from_fork+0x4bc/0x870
[ 284.071988][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 284.072025][ T31] ? __switch_to_asm+0x39/0x70
[ 284.072051][ T31] ? __switch_to_asm+0x33/0x70
[ 284.072076][ T31] ? __pfx_kthread+0x10/0x10
[ 284.072102][ T31] ret_from_fork_asm+0x1a/0x30
[ 284.072144][ T31]
[ 284.072152][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 284.220691][ C0] NMI backtrace for cpu 0
[ 284.220711][ C0] CPU: 0 UID: 0 PID: 7324 Comm: syz.1.209 Not tainted syzkaller #0 PREEMPT(full)
[ 284.220732][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 284.220744][ C0] RIP: 0010:__sanitizer_cov_trace_cmp8+0x8/0x90
[ 284.220774][ C0] Code: 48 89 44 11 20 e9 18 30 7d 09 cc 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0c 25 08 40 4b 92 65 8b 15 78 9b 8b 10 81 e2 00 01 ff 00
[ 284.220790][ C0] RSP: 0018:ffffc9000b527360 EFLAGS: 00000293
[ 284.220807][ C0] RAX: ffffffff823059f7 RBX: 0000000000000000 RCX: ffff888031a15ac0
[ 284.220821][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
[ 284.220832][ C0] RBP: 0000000000000001 R08: ffff88801d61d26f R09: 1ffff11003ac3a4d
[ 284.220845][ C0] R10: dffffc0000000000 R11: ffffed1003ac3a4e R12: ffff88801d61d270
[ 284.220859][ C0] R13: 0000000000000001 R14: 0000000000066c3b R15: 0000000000066c3b
[ 284.220871][ C0] FS: 00007f0f79e236c0(0000) GS:ffff88812616c000(0000) knlGS:0000000000000000
[ 284.220887][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 284.220899][ C0] CR2: 00007f0f70fff000 CR3: 000000002d2a4000 CR4: 00000000003526f0
[ 284.220915][ C0] Call Trace:
[ 284.220922][ C0]
[ 284.220930][ C0] __page_table_check_zero+0x1f7/0x530
[ 284.220951][ C0] ? __page_table_check_zero+0xba/0x530
[ 284.220973][ C0] free_unref_folios+0xdc7/0x14f0
[ 284.221000][ C0] ? folio_unqueue_deferred_split+0x93/0x230
[ 284.221028][ C0] folios_put_refs+0x584/0x670
[ 284.221048][ C0] ? __pfx_folios_put_refs+0x10/0x10
[ 284.221066][ C0] ? free_swap_cache+0x109/0x300
[ 284.221084][ C0] free_pages_and_swap_cache+0x277/0x520
[ 284.221104][ C0] ? __pfx_free_pages_and_swap_cache+0x10/0x10
[ 284.221121][ C0] ? __virt_addr_valid+0x1c8/0x5c0
[ 284.221161][ C0] ? tlb_table_flush+0x36d/0x410
[ 284.221184][ C0] ? __pfx_free_pgtables+0x10/0x10
[ 284.221208][ C0] tlb_flush_mmu+0x3a0/0x680
[ 284.221234][ C0] tlb_finish_mmu+0xc3/0x1d0
[ 284.221258][ C0] vms_clear_ptes+0x42c/0x540
[ 284.221279][ C0] ? __pfx_vms_clear_ptes+0x10/0x10
[ 284.221306][ C0] vms_complete_munmap_vmas+0x206/0x8a0
[ 284.221335][ C0] ? __mas_set_range+0x12f/0x3c0
[ 284.221354][ C0] do_vmi_align_munmap+0x364/0x440
[ 284.221387][ C0] ? __pfx_do_vmi_align_munmap+0x10/0x10
[ 284.221432][ C0] do_vmi_munmap+0x253/0x2e0
[ 284.221460][ C0] __vm_munmap+0x207/0x380
[ 284.221477][ C0] ? __pfx___vm_munmap+0x10/0x10
[ 284.221498][ C0] ? rcu_is_watching+0x15/0xb0
[ 284.221519][ C0] __x64_sys_munmap+0x60/0x70
[ 284.221539][ C0] do_syscall_64+0xfa/0xfa0
[ 284.221559][ C0] ? lockdep_hardirqs_on+0x9c/0x150
[ 284.221579][ C0] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 284.221597][ C0] ? clear_bhb_loop+0x60/0xb0
[ 284.221616][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 284.221633][ C0] RIP: 0033:0x7f0f78f8ec77
[ 284.221648][ C0] Code: 00 00 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 284.221663][ C0] RSP: 002b:00007f0f79e22e18 EFLAGS: 00000246 ORIG_RAX: 000000000000000b
[ 284.221680][ C0] RAX: ffffffffffffffda RBX: 0000000001000000 RCX: 00007f0f78f8ec77
[ 284.221694][ C0] RDX: 0000000000000000 RSI: 0000000008400000 RDI: 00007f0f70000000
[ 284.221706][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000001f78a
[ 284.221717][ C0] R10: 000020000005e5c2 R11: 0000000000000246 R12: 0000000000000003
[ 284.221729][ C0] R13: 00007f0f79e22ef0 R14: 00007f0f79e22eb0 R15: 00007f0f70000000
[ 284.221751][ C0]
[ 284.222745][ T31] Kernel panic - not syncing: hung_task: blocked tasks
[ 284.582864][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 284.591975][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 284.602030][ T31] Call Trace:
[ 284.605305][ T31]
[ 284.608402][ T31] dump_stack_lvl+0x99/0x250
[ 284.612991][ T31] ? __asan_memcpy+0x40/0x70
[ 284.617582][ T31] ? __pfx_dump_stack_lvl+0x10/0x10
[ 284.622830][ T31] ? __pfx__printk+0x10/0x10
[ 284.627462][ T31] vpanic+0x237/0x6d0
[ 284.631470][ T31] ? __pfx_vpanic+0x10/0x10
[ 284.635966][ T31] ? preempt_schedule_common+0x83/0xd0
[ 284.641454][ T31] panic+0xb9/0xc0
[ 284.645179][ T31] ? __pfx_panic+0x10/0x10
[ 284.649676][ T31] ? preempt_schedule_thunk+0x16/0x30
[ 284.655051][ T31] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[ 284.661202][ T31] watchdog+0xf9f/0xfa0
[ 284.665359][ T31] ? watchdog+0x1e2/0xfa0
[ 284.669696][ T31] kthread+0x711/0x8a0
[ 284.673761][ T31] ? __pfx_watchdog+0x10/0x10
[ 284.678435][ T31] ? __pfx_kthread+0x10/0x10
[ 284.683034][ T31] ? _raw_spin_unlock_irq+0x23/0x50
[ 284.688224][ T31] ? lockdep_hardirqs_on+0x9c/0x150
[ 284.693427][ T31] ? __pfx_kthread+0x10/0x10
[ 284.698013][ T31] ret_from_fork+0x4bc/0x870
[ 284.702621][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 284.707736][ T31] ? __switch_to_asm+0x39/0x70
[ 284.712495][ T31] ? __switch_to_asm+0x33/0x70
[ 284.717257][ T31] ? __pfx_kthread+0x10/0x10
[ 284.721841][ T31] ret_from_fork_asm+0x1a/0x30
[ 284.726613][ T31]
[ 284.729931][ T31] Kernel Offset: disabled
[ 284.734252][ T31] Rebooting in 86400 seconds..