er+0x4c1/0x5b0
[  238.855977][ T7008]  get_tree_bdev_flags+0x40e/0x4d0
[  238.855998][ T7008]  ? __pfx_gfs2_fill_super+0x10/0x10
[  238.856018][ T7008]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  238.856036][ T7008]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  238.856070][ T7008]  gfs2_get_tree+0x51/0x1e0
[  238.856109][ T7008]  vfs_get_tree+0x92/0x2b0
[  238.856134][ T7008]  do_new_mount+0x302/0xa10
[  238.856154][ T7008]  ? apparmor_capable+0x137/0x1b0
[  238.856185][ T7008]  ? __pfx_do_new_mount+0x10/0x10
[  238.856206][ T7008]  ? ns_capable+0x8a/0xf0
[  238.856232][ T7008]  ? kmem_cache_free+0x19b/0x690
[  238.856264][ T7008]  __se_sys_mount+0x313/0x410
[  238.856293][ T7008]  ? __pfx___se_sys_mount+0x10/0x10
[  238.856320][ T7008]  ? do_syscall_64+0xbe/0xfa0
[  238.856338][ T7008]  ? __x64_sys_mount+0x20/0xc0
[  238.856361][ T7008]  do_syscall_64+0xfa/0xfa0
[  238.856380][ T7008]  ? lockdep_hardirqs_on+0x9c/0x150
[  238.856400][ T7008]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  238.856419][ T7008]  ? clear_bhb_loop+0x60/0xb0
[  238.856441][ T7008]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  238.856459][ T7008] RIP: 0033:0x7fbbe759038a
[  238.856476][ T7008] 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
[  238.856492][ T7008] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.856511][ T7008] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  238.856524][ T7008] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  238.856538][ T7008] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  238.856550][ T7008] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  238.856562][ T7008] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  238.856591][ T7008]  </TASK>
[  238.856624][ T7008] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  239.183540][ T7008] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  239.516576][ T7012] loop1: detected capacity change from 0 to 32768
[  239.527045][ T7012] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  239.536531][ T7012] CPU: 1 UID: 0 PID: 7012 Comm: syz.1.152 Not tainted syzkaller #0 PREEMPT(full) 
[  239.536557][ T7012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  239.536574][ T7012] Call Trace:
[  239.536582][ T7012]  <TASK>
[  239.536590][ T7012]  dump_stack_lvl+0x189/0x250
[  239.536617][ T7012]  ? __pfx_dump_stack_lvl+0x10/0x10
[  239.536636][ T7012]  ? __pfx__printk+0x10/0x10
[  239.536660][ T7012]  ? kernfs_path_from_node+0x250/0x290
[  239.536679][ T7012]  ? kernfs_path_from_node+0x2f/0x290
[  239.536700][ T7012]  sysfs_create_dir_ns+0x259/0x280
[  239.536721][ T7012]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  239.536742][ T7012]  ? do_raw_spin_unlock+0x122/0x240
[  239.536765][ T7012]  kobject_add_internal+0x59f/0xb40
[  239.536795][ T7012]  kobject_init_and_add+0x125/0x190
[  239.536821][ T7012]  ? __pfx_kobject_init_and_add+0x10/0x10
[  239.536844][ T7012]  ? __raw_spin_lock_init+0x45/0x100
[  239.536873][ T7012]  ? __init_swait_queue_head+0xa9/0x150
[  239.536896][ T7012]  gfs2_sys_fs_add+0x234/0x450
[  239.536924][ T7012]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  239.536954][ T7012]  ? is_dynamic_key+0xd6/0x1c0
[  239.536976][ T7012]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  239.537009][ T7012]  gfs2_fill_super+0x13e8/0x2230
[  239.537046][ T7012]  ? __pfx_gfs2_fill_super+0x10/0x10
[  239.537071][ T7012]  ? sb_set_blocksize+0x104/0x180
[  239.537094][ T7012]  ? setup_bdev_super+0x4c1/0x5b0
[  239.537118][ T7012]  get_tree_bdev_flags+0x40e/0x4d0
[  239.537140][ T7012]  ? __pfx_gfs2_fill_super+0x10/0x10
[  239.537161][ T7012]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  239.537181][ T7012]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  239.537216][ T7012]  gfs2_get_tree+0x51/0x1e0
[  239.537240][ T7012]  vfs_get_tree+0x92/0x2b0
[  239.537263][ T7012]  do_new_mount+0x302/0xa10
[  239.537283][ T7012]  ? apparmor_capable+0x137/0x1b0
[  239.537313][ T7012]  ? __pfx_do_new_mount+0x10/0x10
[  239.537334][ T7012]  ? ns_capable+0x8a/0xf0
[  239.537359][ T7012]  ? kmem_cache_free+0x19b/0x690
[  239.537390][ T7012]  __se_sys_mount+0x313/0x410
[  239.537420][ T7012]  ? __pfx___se_sys_mount+0x10/0x10
[  239.537445][ T7012]  ? do_syscall_64+0xbe/0xfa0
[  239.537463][ T7012]  ? __x64_sys_mount+0x20/0xc0
[  239.537488][ T7012]  do_syscall_64+0xfa/0xfa0
[  239.537507][ T7012]  ? lockdep_hardirqs_on+0x9c/0x150
[  239.537526][ T7012]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  239.537544][ T7012]  ? clear_bhb_loop+0x60/0xb0
[  239.537569][ T7012]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  239.537585][ T7012] RIP: 0033:0x7fbbe759038a
[  239.537603][ T7012] 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
[  239.537618][ T7012] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  239.537637][ T7012] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  239.537651][ T7012] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  239.537664][ T7012] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  239.537678][ T7012] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  239.537690][ T7012] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  239.537718][ T7012]  </TASK>
[  239.853935][ T7012] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  239.867899][ T7012] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  240.214953][ T7017] loop1: detected capacity change from 0 to 32768
[  240.233808][ T7017] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  240.241382][ T7017] CPU: 1 UID: 0 PID: 7017 Comm: syz.1.153 Not tainted syzkaller #0 PREEMPT(full) 
[  240.241407][ T7017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  240.241419][ T7017] Call Trace:
[  240.241427][ T7017]  <TASK>
[  240.241435][ T7017]  dump_stack_lvl+0x189/0x250
[  240.241463][ T7017]  ? __pfx_dump_stack_lvl+0x10/0x10
[  240.241483][ T7017]  ? __pfx__printk+0x10/0x10
[  240.241515][ T7017]  ? kernfs_path_from_node+0x250/0x290
[  240.241534][ T7017]  ? kernfs_path_from_node+0x2f/0x290
[  240.241557][ T7017]  sysfs_create_dir_ns+0x259/0x280
[  240.241579][ T7017]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  240.241600][ T7017]  ? do_raw_spin_unlock+0x122/0x240
[  240.241624][ T7017]  kobject_add_internal+0x59f/0xb40
[  240.241656][ T7017]  kobject_init_and_add+0x125/0x190
[  240.241684][ T7017]  ? __pfx_kobject_init_and_add+0x10/0x10
[  240.241709][ T7017]  ? __raw_spin_lock_init+0x45/0x100
[  240.241730][ T7017]  ? __init_swait_queue_head+0xa9/0x150
[  240.241752][ T7017]  gfs2_sys_fs_add+0x234/0x450
[  240.241781][ T7017]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  240.241812][ T7017]  ? is_dynamic_key+0xd6/0x1c0
[  240.241833][ T7017]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  240.241868][ T7017]  gfs2_fill_super+0x13e8/0x2230
[  240.241905][ T7017]  ? __pfx_gfs2_fill_super+0x10/0x10
[  240.241930][ T7017]  ? sb_set_blocksize+0x104/0x180
[  240.241955][ T7017]  ? setup_bdev_super+0x4c1/0x5b0
[  240.241980][ T7017]  get_tree_bdev_flags+0x40e/0x4d0
[  240.242002][ T7017]  ? __pfx_gfs2_fill_super+0x10/0x10
[  240.242022][ T7017]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  240.242041][ T7017]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  240.242076][ T7017]  gfs2_get_tree+0x51/0x1e0
[  240.242100][ T7017]  vfs_get_tree+0x92/0x2b0
[  240.242124][ T7017]  do_new_mount+0x302/0xa10
[  240.242145][ T7017]  ? apparmor_capable+0x137/0x1b0
[  240.242176][ T7017]  ? __pfx_do_new_mount+0x10/0x10
[  240.242198][ T7017]  ? ns_capable+0x8a/0xf0
[  240.242223][ T7017]  ? kmem_cache_free+0x19b/0x690
[  240.242255][ T7017]  __se_sys_mount+0x313/0x410
[  240.242284][ T7017]  ? __pfx___se_sys_mount+0x10/0x10
[  240.242310][ T7017]  ? do_syscall_64+0xbe/0xfa0
[  240.242328][ T7017]  ? __x64_sys_mount+0x20/0xc0
[  240.242353][ T7017]  do_syscall_64+0xfa/0xfa0
[  240.242371][ T7017]  ? lockdep_hardirqs_on+0x9c/0x150
[  240.242391][ T7017]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  240.242409][ T7017]  ? clear_bhb_loop+0x60/0xb0
[  240.242430][ T7017]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  240.242447][ T7017] RIP: 0033:0x7fbbe759038a
[  240.242464][ T7017] 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
[  240.242478][ T7017] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.242498][ T7017] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  240.242518][ T7017] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  240.242532][ T7017] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  240.242544][ T7017] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  240.242557][ T7017] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  240.242588][ T7017]  </TASK>
[  240.242614][ T7017] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  240.570544][ T7017] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 12:44:16 executed programs: 139
[  240.901115][ T7021] loop1: detected capacity change from 0 to 32768
[  240.911602][ T7021] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  240.919244][ T7021] CPU: 1 UID: 0 PID: 7021 Comm: syz.1.154 Not tainted syzkaller #0 PREEMPT(full) 
[  240.919269][ T7021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  240.919279][ T7021] Call Trace:
[  240.919287][ T7021]  <TASK>
[  240.919295][ T7021]  dump_stack_lvl+0x189/0x250
[  240.919321][ T7021]  ? __pfx_dump_stack_lvl+0x10/0x10
[  240.919341][ T7021]  ? __pfx__printk+0x10/0x10
[  240.919364][ T7021]  ? kernfs_path_from_node+0x250/0x290
[  240.919382][ T7021]  ? kernfs_path_from_node+0x2f/0x290
[  240.919405][ T7021]  sysfs_create_dir_ns+0x259/0x280
[  240.919427][ T7021]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  240.919448][ T7021]  ? do_raw_spin_unlock+0x122/0x240
[  240.919472][ T7021]  kobject_add_internal+0x59f/0xb40
[  240.919504][ T7021]  kobject_init_and_add+0x125/0x190
[  240.919532][ T7021]  ? __pfx_kobject_init_and_add+0x10/0x10
[  240.919556][ T7021]  ? __raw_spin_lock_init+0x45/0x100
[  240.919578][ T7021]  ? __init_swait_queue_head+0xa9/0x150
[  240.919602][ T7021]  gfs2_sys_fs_add+0x234/0x450
[  240.919629][ T7021]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  240.919673][ T7021]  ? is_dynamic_key+0xd6/0x1c0
[  240.919701][ T7021]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  240.919747][ T7021]  gfs2_fill_super+0x13e8/0x2230
[  240.919784][ T7021]  ? __pfx_gfs2_fill_super+0x10/0x10
[  240.919809][ T7021]  ? sb_set_blocksize+0x104/0x180
[  240.919834][ T7021]  ? setup_bdev_super+0x4c1/0x5b0
[  240.919858][ T7021]  get_tree_bdev_flags+0x40e/0x4d0
[  240.919880][ T7021]  ? __pfx_gfs2_fill_super+0x10/0x10
[  240.919908][ T7021]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  240.919927][ T7021]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  240.919963][ T7021]  gfs2_get_tree+0x51/0x1e0
[  240.919987][ T7021]  vfs_get_tree+0x92/0x2b0
[  240.920013][ T7021]  do_new_mount+0x302/0xa10
[  240.920053][ T7021]  ? apparmor_capable+0x137/0x1b0
[  240.920087][ T7021]  ? __pfx_do_new_mount+0x10/0x10
[  240.920108][ T7021]  ? ns_capable+0x8a/0xf0
[  240.920143][ T7021]  ? kmem_cache_free+0x19b/0x690
[  240.920179][ T7021]  __se_sys_mount+0x313/0x410
[  240.920208][ T7021]  ? __pfx___se_sys_mount+0x10/0x10
[  240.920235][ T7021]  ? do_syscall_64+0xbe/0xfa0
[  240.920253][ T7021]  ? __x64_sys_mount+0x20/0xc0
[  240.920275][ T7021]  do_syscall_64+0xfa/0xfa0
[  240.920293][ T7021]  ? lockdep_hardirqs_on+0x9c/0x150
[  240.920311][ T7021]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  240.920329][ T7021]  ? clear_bhb_loop+0x60/0xb0
[  240.920348][ T7021]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  240.920385][ T7021] RIP: 0033:0x7fbbe759038a
[  240.920402][ T7021] 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
[  240.920421][ T7021] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.920440][ T7021] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  240.920454][ T7021] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  240.920466][ T7021] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  240.920478][ T7021] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  240.920490][ T7021] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  240.920522][ T7021]  </TASK>
[  240.920550][ T7021] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  241.247050][ T7021] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  241.578120][ T7025] loop1: detected capacity change from 0 to 32768
[  241.594895][ T7025] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  241.603136][ T7025] CPU: 0 UID: 0 PID: 7025 Comm: syz.1.155 Not tainted syzkaller #0 PREEMPT(full) 
[  241.603161][ T7025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  241.603172][ T7025] Call Trace:
[  241.603181][ T7025]  <TASK>
[  241.603189][ T7025]  dump_stack_lvl+0x189/0x250
[  241.603216][ T7025]  ? __pfx_dump_stack_lvl+0x10/0x10
[  241.603234][ T7025]  ? __pfx__printk+0x10/0x10
[  241.603258][ T7025]  ? kernfs_path_from_node+0x250/0x290
[  241.603278][ T7025]  ? kernfs_path_from_node+0x2f/0x290
[  241.603301][ T7025]  sysfs_create_dir_ns+0x259/0x280
[  241.603321][ T7025]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  241.603340][ T7025]  ? do_raw_spin_unlock+0x122/0x240
[  241.603366][ T7025]  kobject_add_internal+0x59f/0xb40
[  241.603399][ T7025]  kobject_init_and_add+0x125/0x190
[  241.603426][ T7025]  ? __pfx_kobject_init_and_add+0x10/0x10
[  241.603450][ T7025]  ? __raw_spin_lock_init+0x45/0x100
[  241.603469][ T7025]  ? __init_swait_queue_head+0xa9/0x150
[  241.603492][ T7025]  gfs2_sys_fs_add+0x234/0x450
[  241.603520][ T7025]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  241.603552][ T7025]  ? is_dynamic_key+0xd6/0x1c0
[  241.603572][ T7025]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  241.603605][ T7025]  gfs2_fill_super+0x13e8/0x2230
[  241.603638][ T7025]  ? __pfx_gfs2_fill_super+0x10/0x10
[  241.603670][ T7025]  ? sb_set_blocksize+0x104/0x180
[  241.603695][ T7025]  ? setup_bdev_super+0x4c1/0x5b0
[  241.603721][ T7025]  get_tree_bdev_flags+0x40e/0x4d0
[  241.603742][ T7025]  ? __pfx_gfs2_fill_super+0x10/0x10
[  241.603763][ T7025]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  241.603782][ T7025]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  241.603818][ T7025]  gfs2_get_tree+0x51/0x1e0
[  241.603842][ T7025]  vfs_get_tree+0x92/0x2b0
[  241.603865][ T7025]  do_new_mount+0x302/0xa10
[  241.603886][ T7025]  ? apparmor_capable+0x137/0x1b0
[  241.603917][ T7025]  ? __pfx_do_new_mount+0x10/0x10
[  241.603939][ T7025]  ? ns_capable+0x8a/0xf0
[  241.603964][ T7025]  ? kmem_cache_free+0x19b/0x690
[  241.603996][ T7025]  __se_sys_mount+0x313/0x410
[  241.604024][ T7025]  ? __pfx___se_sys_mount+0x10/0x10
[  241.604050][ T7025]  ? do_syscall_64+0xbe/0xfa0
[  241.604068][ T7025]  ? __x64_sys_mount+0x20/0xc0
[  241.604093][ T7025]  do_syscall_64+0xfa/0xfa0
[  241.604112][ T7025]  ? lockdep_hardirqs_on+0x9c/0x150
[  241.604133][ T7025]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  241.604150][ T7025]  ? clear_bhb_loop+0x60/0xb0
[  241.604170][ T7025]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  241.604187][ T7025] RIP: 0033:0x7fbbe759038a
[  241.604204][ T7025] 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
[  241.604218][ T7025] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  241.604238][ T7025] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  241.604251][ T7025] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  241.604263][ T7025] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  241.604274][ T7025] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  241.604286][ T7025] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  241.604317][ T7025]  </TASK>
[  241.604342][ T7025] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  241.931524][ T7025] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  242.267757][ T7029] loop1: detected capacity change from 0 to 32768
[  242.279166][ T7029] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  242.286586][ T7029] CPU: 0 UID: 0 PID: 7029 Comm: syz.1.156 Not tainted syzkaller #0 PREEMPT(full) 
[  242.286612][ T7029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  242.286624][ T7029] Call Trace:
[  242.286632][ T7029]  <TASK>
[  242.286640][ T7029]  dump_stack_lvl+0x189/0x250
[  242.286666][ T7029]  ? __pfx_dump_stack_lvl+0x10/0x10
[  242.286686][ T7029]  ? __pfx__printk+0x10/0x10
[  242.286708][ T7029]  ? kernfs_path_from_node+0x250/0x290
[  242.286727][ T7029]  ? kernfs_path_from_node+0x2f/0x290
[  242.286750][ T7029]  sysfs_create_dir_ns+0x259/0x280
[  242.286772][ T7029]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  242.286792][ T7029]  ? do_raw_spin_unlock+0x122/0x240
[  242.286816][ T7029]  kobject_add_internal+0x59f/0xb40
[  242.286847][ T7029]  kobject_init_and_add+0x125/0x190
[  242.286876][ T7029]  ? __pfx_kobject_init_and_add+0x10/0x10
[  242.286899][ T7029]  ? __raw_spin_lock_init+0x45/0x100
[  242.286919][ T7029]  ? __init_swait_queue_head+0xa9/0x150
[  242.286941][ T7029]  gfs2_sys_fs_add+0x234/0x450
[  242.286969][ T7029]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  242.287000][ T7029]  ? is_dynamic_key+0xd6/0x1c0
[  242.287022][ T7029]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  242.287055][ T7029]  gfs2_fill_super+0x13e8/0x2230
[  242.287091][ T7029]  ? __pfx_gfs2_fill_super+0x10/0x10
[  242.287117][ T7029]  ? sb_set_blocksize+0x104/0x180
[  242.287142][ T7029]  ? setup_bdev_super+0x4c1/0x5b0
[  242.287166][ T7029]  get_tree_bdev_flags+0x40e/0x4d0
[  242.287187][ T7029]  ? __pfx_gfs2_fill_super+0x10/0x10
[  242.287207][ T7029]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  242.287227][ T7029]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  242.287263][ T7029]  gfs2_get_tree+0x51/0x1e0
[  242.287288][ T7029]  vfs_get_tree+0x92/0x2b0
[  242.287312][ T7029]  do_new_mount+0x302/0xa10
[  242.287331][ T7029]  ? apparmor_capable+0x137/0x1b0
[  242.287424][ T7029]  ? __pfx_do_new_mount+0x10/0x10
[  242.287446][ T7029]  ? ns_capable+0x8a/0xf0
[  242.287470][ T7029]  ? kmem_cache_free+0x19b/0x690
[  242.287501][ T7029]  __se_sys_mount+0x313/0x410
[  242.287527][ T7029]  ? __pfx___se_sys_mount+0x10/0x10
[  242.287557][ T7029]  ? do_syscall_64+0xbe/0xfa0
[  242.287575][ T7029]  ? __x64_sys_mount+0x20/0xc0
[  242.287596][ T7029]  do_syscall_64+0xfa/0xfa0
[  242.287613][ T7029]  ? lockdep_hardirqs_on+0x9c/0x150
[  242.287633][ T7029]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  242.287649][ T7029]  ? clear_bhb_loop+0x60/0xb0
[  242.287668][ T7029]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  242.287684][ T7029] RIP: 0033:0x7fbbe759038a
[  242.287700][ T7029] 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
[  242.287715][ T7029] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.287734][ T7029] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  242.287747][ T7029] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  242.287759][ T7029] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  242.287770][ T7029] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  242.287782][ T7029] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  242.287811][ T7029]  </TASK>
[  242.599079][ T7029] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  242.614585][ T7029] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  242.955680][ T7033] loop1: detected capacity change from 0 to 32768
[  242.967954][ T7033] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  242.975357][ T7033] CPU: 0 UID: 0 PID: 7033 Comm: syz.1.157 Not tainted syzkaller #0 PREEMPT(full) 
[  242.975381][ T7033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  242.975393][ T7033] Call Trace:
[  242.975401][ T7033]  <TASK>
[  242.975409][ T7033]  dump_stack_lvl+0x189/0x250
[  242.975437][ T7033]  ? __pfx_dump_stack_lvl+0x10/0x10
[  242.975456][ T7033]  ? __pfx__printk+0x10/0x10
[  242.975481][ T7033]  ? kernfs_path_from_node+0x250/0x290
[  242.975500][ T7033]  ? kernfs_path_from_node+0x2f/0x290
[  242.975523][ T7033]  sysfs_create_dir_ns+0x259/0x280
[  242.975544][ T7033]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  242.975564][ T7033]  ? do_raw_spin_unlock+0x122/0x240
[  242.975589][ T7033]  kobject_add_internal+0x59f/0xb40
[  242.975620][ T7033]  kobject_init_and_add+0x125/0x190
[  242.975649][ T7033]  ? __pfx_kobject_init_and_add+0x10/0x10
[  242.975673][ T7033]  ? __raw_spin_lock_init+0x45/0x100
[  242.975694][ T7033]  ? __init_swait_queue_head+0xa9/0x150
[  242.975717][ T7033]  gfs2_sys_fs_add+0x234/0x450
[  242.975746][ T7033]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  242.975777][ T7033]  ? is_dynamic_key+0xd6/0x1c0
[  242.975799][ T7033]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  242.975833][ T7033]  gfs2_fill_super+0x13e8/0x2230
[  242.975869][ T7033]  ? __pfx_gfs2_fill_super+0x10/0x10
[  242.975895][ T7033]  ? sb_set_blocksize+0x104/0x180
[  242.975919][ T7033]  ? setup_bdev_super+0x4c1/0x5b0
[  242.975945][ T7033]  get_tree_bdev_flags+0x40e/0x4d0
[  242.975966][ T7033]  ? __pfx_gfs2_fill_super+0x10/0x10
[  242.975987][ T7033]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  242.976006][ T7033]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  242.976041][ T7033]  gfs2_get_tree+0x51/0x1e0
[  242.976064][ T7033]  vfs_get_tree+0x92/0x2b0
[  242.976087][ T7033]  do_new_mount+0x302/0xa10
[  242.976108][ T7033]  ? apparmor_capable+0x137/0x1b0
[  242.976138][ T7033]  ? __pfx_do_new_mount+0x10/0x10
[  242.976160][ T7033]  ? ns_capable+0x8a/0xf0
[  242.976186][ T7033]  ? kmem_cache_free+0x19b/0x690
[  242.976218][ T7033]  __se_sys_mount+0x313/0x410
[  242.976247][ T7033]  ? __pfx___se_sys_mount+0x10/0x10
[  242.976274][ T7033]  ? do_syscall_64+0xbe/0xfa0
[  242.976298][ T7033]  ? __x64_sys_mount+0x20/0xc0
[  242.976323][ T7033]  do_syscall_64+0xfa/0xfa0
[  242.976342][ T7033]  ? lockdep_hardirqs_on+0x9c/0x150
[  242.976362][ T7033]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  242.976379][ T7033]  ? clear_bhb_loop+0x60/0xb0
[  242.976401][ T7033]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  242.976418][ T7033] RIP: 0033:0x7fbbe759038a
[  242.976435][ T7033] 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
[  242.976450][ T7033] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.976470][ T7033] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  242.976484][ T7033] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  242.976497][ T7033] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  242.976510][ T7033] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  242.976521][ T7033] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  242.976552][ T7033]  </TASK>
[  242.976576][ T7033] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  243.303619][ T7033] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  243.625198][ T7037] loop1: detected capacity change from 0 to 32768
[  243.639807][ T7037] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  243.647270][ T7037] CPU: 0 UID: 0 PID: 7037 Comm: syz.1.158 Not tainted syzkaller #0 PREEMPT(full) 
[  243.647295][ T7037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  243.647306][ T7037] Call Trace:
[  243.647314][ T7037]  <TASK>
[  243.647322][ T7037]  dump_stack_lvl+0x189/0x250
[  243.647350][ T7037]  ? __pfx_dump_stack_lvl+0x10/0x10
[  243.647369][ T7037]  ? __pfx__printk+0x10/0x10
[  243.647391][ T7037]  ? kernfs_path_from_node+0x250/0x290
[  243.647409][ T7037]  ? kernfs_path_from_node+0x2f/0x290
[  243.647440][ T7037]  sysfs_create_dir_ns+0x259/0x280
[  243.647463][ T7037]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  243.647485][ T7037]  ? do_raw_spin_unlock+0x122/0x240
[  243.647510][ T7037]  kobject_add_internal+0x59f/0xb40
[  243.647542][ T7037]  kobject_init_and_add+0x125/0x190
[  243.647571][ T7037]  ? __pfx_kobject_init_and_add+0x10/0x10
[  243.647605][ T7037]  ? __raw_spin_lock_init+0x45/0x100
[  243.647624][ T7037]  ? __init_swait_queue_head+0xa9/0x150
[  243.647646][ T7037]  gfs2_sys_fs_add+0x234/0x450
[  243.647674][ T7037]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  243.647703][ T7037]  ? is_dynamic_key+0xd6/0x1c0
[  243.647724][ T7037]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  243.647756][ T7037]  gfs2_fill_super+0x13e8/0x2230
[  243.647792][ T7037]  ? __pfx_gfs2_fill_super+0x10/0x10
[  243.647817][ T7037]  ? sb_set_blocksize+0x104/0x180
[  243.647842][ T7037]  ? setup_bdev_super+0x4c1/0x5b0
[  243.647867][ T7037]  get_tree_bdev_flags+0x40e/0x4d0
[  243.647889][ T7037]  ? __pfx_gfs2_fill_super+0x10/0x10
[  243.647907][ T7037]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  243.647927][ T7037]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  243.647962][ T7037]  gfs2_get_tree+0x51/0x1e0
[  243.647987][ T7037]  vfs_get_tree+0x92/0x2b0
[  243.648010][ T7037]  do_new_mount+0x302/0xa10
[  243.648030][ T7037]  ? apparmor_capable+0x137/0x1b0
[  243.648060][ T7037]  ? __pfx_do_new_mount+0x10/0x10
[  243.648082][ T7037]  ? ns_capable+0x8a/0xf0
[  243.648109][ T7037]  ? kmem_cache_free+0x19b/0x690
[  243.648142][ T7037]  __se_sys_mount+0x313/0x410
[  243.648170][ T7037]  ? __pfx___se_sys_mount+0x10/0x10
[  243.648197][ T7037]  ? do_syscall_64+0xbe/0xfa0
[  243.648216][ T7037]  ? __x64_sys_mount+0x20/0xc0
[  243.648241][ T7037]  do_syscall_64+0xfa/0xfa0
[  243.648260][ T7037]  ? lockdep_hardirqs_on+0x9c/0x150
[  243.648280][ T7037]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  243.648299][ T7037]  ? clear_bhb_loop+0x60/0xb0
[  243.648320][ T7037]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  243.648338][ T7037] RIP: 0033:0x7fbbe759038a
[  243.648354][ T7037] 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
[  243.648369][ T7037] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  243.648388][ T7037] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  243.648402][ T7037] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  243.648416][ T7037] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  243.648436][ T7037] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  243.648447][ T7037] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  243.648476][ T7037]  </TASK>
[  243.975244][ T7037] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  243.990313][ T7037] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  244.335850][ T7041] loop1: detected capacity change from 0 to 32768
[  244.357329][ T7041] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  244.364849][ T7041] CPU: 0 UID: 0 PID: 7041 Comm: syz.1.159 Not tainted syzkaller #0 PREEMPT(full) 
[  244.364874][ T7041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  244.364885][ T7041] Call Trace:
[  244.364894][ T7041]  <TASK>
[  244.364902][ T7041]  dump_stack_lvl+0x189/0x250
[  244.364930][ T7041]  ? __pfx_dump_stack_lvl+0x10/0x10
[  244.364949][ T7041]  ? __pfx__printk+0x10/0x10
[  244.364973][ T7041]  ? kernfs_path_from_node+0x250/0x290
[  244.364991][ T7041]  ? kernfs_path_from_node+0x2f/0x290
[  244.365012][ T7041]  sysfs_create_dir_ns+0x259/0x280
[  244.365035][ T7041]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  244.365055][ T7041]  ? do_raw_spin_unlock+0x122/0x240
[  244.365079][ T7041]  kobject_add_internal+0x59f/0xb40
[  244.365111][ T7041]  kobject_init_and_add+0x125/0x190
[  244.365138][ T7041]  ? __pfx_kobject_init_and_add+0x10/0x10
[  244.365163][ T7041]  ? __raw_spin_lock_init+0x45/0x100
[  244.365183][ T7041]  ? __init_swait_queue_head+0xa9/0x150
[  244.365207][ T7041]  gfs2_sys_fs_add+0x234/0x450
[  244.365235][ T7041]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  244.365265][ T7041]  ? is_dynamic_key+0xd6/0x1c0
[  244.365287][ T7041]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  244.365322][ T7041]  gfs2_fill_super+0x13e8/0x2230
[  244.365369][ T7041]  ? __pfx_gfs2_fill_super+0x10/0x10
[  244.365395][ T7041]  ? sb_set_blocksize+0x104/0x180
[  244.365419][ T7041]  ? setup_bdev_super+0x4c1/0x5b0
[  244.365443][ T7041]  get_tree_bdev_flags+0x40e/0x4d0
[  244.365464][ T7041]  ? __pfx_gfs2_fill_super+0x10/0x10
[  244.365484][ T7041]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  244.365503][ T7041]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  244.365537][ T7041]  gfs2_get_tree+0x51/0x1e0
[  244.365560][ T7041]  vfs_get_tree+0x92/0x2b0
[  244.365584][ T7041]  do_new_mount+0x302/0xa10
[  244.365605][ T7041]  ? apparmor_capable+0x137/0x1b0
[  244.365635][ T7041]  ? __pfx_do_new_mount+0x10/0x10
[  244.365657][ T7041]  ? ns_capable+0x8a/0xf0
[  244.365684][ T7041]  ? kmem_cache_free+0x19b/0x690
[  244.365715][ T7041]  __se_sys_mount+0x313/0x410
[  244.365745][ T7041]  ? __pfx___se_sys_mount+0x10/0x10
[  244.365770][ T7041]  ? do_syscall_64+0xbe/0xfa0
[  244.365789][ T7041]  ? __x64_sys_mount+0x20/0xc0
[  244.365814][ T7041]  do_syscall_64+0xfa/0xfa0
[  244.365833][ T7041]  ? lockdep_hardirqs_on+0x9c/0x150
[  244.365854][ T7041]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  244.365872][ T7041]  ? clear_bhb_loop+0x60/0xb0
[  244.365894][ T7041]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  244.365912][ T7041] RIP: 0033:0x7fbbe759038a
[  244.365930][ T7041] 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
[  244.365945][ T7041] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  244.365964][ T7041] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  244.365979][ T7041] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  244.365992][ T7041] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  244.366004][ T7041] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  244.366016][ T7041] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  244.366045][ T7041]  </TASK>
[  244.366072][ T7041] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  244.694184][ T7041] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  245.020125][ T7045] loop1: detected capacity change from 0 to 32768
[  245.038392][ T7045] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  245.045913][ T7045] CPU: 1 UID: 0 PID: 7045 Comm: syz.1.160 Not tainted syzkaller #0 PREEMPT(full) 
[  245.045937][ T7045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  245.045948][ T7045] Call Trace:
[  245.045956][ T7045]  <TASK>
[  245.045981][ T7045]  dump_stack_lvl+0x189/0x250
[  245.046009][ T7045]  ? __pfx_dump_stack_lvl+0x10/0x10
[  245.046028][ T7045]  ? __pfx__printk+0x10/0x10
[  245.046051][ T7045]  ? kernfs_path_from_node+0x250/0x290
[  245.046070][ T7045]  ? kernfs_path_from_node+0x2f/0x290
[  245.046092][ T7045]  sysfs_create_dir_ns+0x259/0x280
[  245.046115][ T7045]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  245.046134][ T7045]  ? do_raw_spin_unlock+0x122/0x240
[  245.046165][ T7045]  kobject_add_internal+0x59f/0xb40
[  245.046198][ T7045]  kobject_init_and_add+0x125/0x190
[  245.046226][ T7045]  ? __pfx_kobject_init_and_add+0x10/0x10
[  245.046251][ T7045]  ? __raw_spin_lock_init+0x45/0x100
[  245.046272][ T7045]  ? __init_swait_queue_head+0xa9/0x150
[  245.046295][ T7045]  gfs2_sys_fs_add+0x234/0x450
[  245.046323][ T7045]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  245.046354][ T7045]  ? is_dynamic_key+0xd6/0x1c0
[  245.046375][ T7045]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  245.046408][ T7045]  gfs2_fill_super+0x13e8/0x2230
[  245.046445][ T7045]  ? __pfx_gfs2_fill_super+0x10/0x10
[  245.046469][ T7045]  ? sb_set_blocksize+0x104/0x180
[  245.046495][ T7045]  ? setup_bdev_super+0x4c1/0x5b0
[  245.046521][ T7045]  get_tree_bdev_flags+0x40e/0x4d0
[  245.046543][ T7045]  ? __pfx_gfs2_fill_super+0x10/0x10
[  245.046564][ T7045]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  245.046583][ T7045]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  245.046620][ T7045]  gfs2_get_tree+0x51/0x1e0
[  245.046643][ T7045]  vfs_get_tree+0x92/0x2b0
[  245.046666][ T7045]  do_new_mount+0x302/0xa10
[  245.046686][ T7045]  ? apparmor_capable+0x137/0x1b0
[  245.046717][ T7045]  ? __pfx_do_new_mount+0x10/0x10
[  245.046738][ T7045]  ? ns_capable+0x8a/0xf0
[  245.046763][ T7045]  ? kmem_cache_free+0x19b/0x690
[  245.046793][ T7045]  __se_sys_mount+0x313/0x410
[  245.046822][ T7045]  ? __pfx___se_sys_mount+0x10/0x10
[  245.046848][ T7045]  ? do_syscall_64+0xbe/0xfa0
[  245.046868][ T7045]  ? __x64_sys_mount+0x20/0xc0
[  245.046892][ T7045]  do_syscall_64+0xfa/0xfa0
[  245.046911][ T7045]  ? lockdep_hardirqs_on+0x9c/0x150
[  245.046931][ T7045]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  245.046948][ T7045]  ? clear_bhb_loop+0x60/0xb0
[  245.046978][ T7045]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  245.046996][ T7045] RIP: 0033:0x7fbbe759038a
[  245.047013][ T7045] 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
[  245.047028][ T7045] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  245.047048][ T7045] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  245.047062][ T7045] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  245.047076][ T7045] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  245.047089][ T7045] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  245.047102][ T7045] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  245.047134][ T7045]  </TASK>
[  245.047162][ T7045] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  245.373613][ T7045] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  245.710406][ T7049] loop1: detected capacity change from 0 to 32768
[  245.723823][ T7049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  245.737293][ T7049] CPU: 0 UID: 0 PID: 7049 Comm: syz.1.161 Not tainted syzkaller #0 PREEMPT(full) 
[  245.737317][ T7049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  245.737328][ T7049] Call Trace:
[  245.737337][ T7049]  <TASK>
[  245.737344][ T7049]  dump_stack_lvl+0x189/0x250
[  245.737372][ T7049]  ? __pfx_dump_stack_lvl+0x10/0x10
[  245.737392][ T7049]  ? __pfx__printk+0x10/0x10
[  245.737415][ T7049]  ? kernfs_path_from_node+0x250/0x290
[  245.737433][ T7049]  ? kernfs_path_from_node+0x2f/0x290
[  245.737456][ T7049]  sysfs_create_dir_ns+0x259/0x280
[  245.737479][ T7049]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  245.737499][ T7049]  ? do_raw_spin_unlock+0x122/0x240
[  245.737523][ T7049]  kobject_add_internal+0x59f/0xb40
[  245.737559][ T7049]  kobject_init_and_add+0x125/0x190
[  245.737583][ T7049]  ? __pfx_kobject_init_and_add+0x10/0x10
[  245.737606][ T7049]  ? __raw_spin_lock_init+0x45/0x100
[  245.737626][ T7049]  ? __init_swait_queue_head+0xa9/0x150
[  245.737647][ T7049]  gfs2_sys_fs_add+0x234/0x450
[  245.737673][ T7049]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  245.737705][ T7049]  ? is_dynamic_key+0xd6/0x1c0
[  245.737727][ T7049]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  245.737762][ T7049]  gfs2_fill_super+0x13e8/0x2230
[  245.737797][ T7049]  ? __pfx_gfs2_fill_super+0x10/0x10
[  245.737822][ T7049]  ? sb_set_blocksize+0x104/0x180
[  245.737845][ T7049]  ? setup_bdev_super+0x4c1/0x5b0
[  245.737870][ T7049]  get_tree_bdev_flags+0x40e/0x4d0
[  245.737890][ T7049]  ? __pfx_gfs2_fill_super+0x10/0x10
[  245.737909][ T7049]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  245.737927][ T7049]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  245.737962][ T7049]  gfs2_get_tree+0x51/0x1e0
[  245.737986][ T7049]  vfs_get_tree+0x92/0x2b0
[  245.738009][ T7049]  do_new_mount+0x302/0xa10
[  245.738030][ T7049]  ? apparmor_capable+0x137/0x1b0
[  245.738061][ T7049]  ? __pfx_do_new_mount+0x10/0x10
[  245.738082][ T7049]  ? ns_capable+0x8a/0xf0
[  245.738108][ T7049]  ? kmem_cache_free+0x19b/0x690
[  245.738149][ T7049]  __se_sys_mount+0x313/0x410
[  245.738177][ T7049]  ? __pfx___se_sys_mount+0x10/0x10
[  245.738203][ T7049]  ? do_syscall_64+0xbe/0xfa0
[  245.738222][ T7049]  ? __x64_sys_mount+0x20/0xc0
[  245.738247][ T7049]  do_syscall_64+0xfa/0xfa0
[  245.738267][ T7049]  ? lockdep_hardirqs_on+0x9c/0x150
[  245.738288][ T7049]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  245.738306][ T7049]  ? clear_bhb_loop+0x60/0xb0
[  245.738328][ T7049]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  245.738345][ T7049] RIP: 0033:0x7fbbe759038a
[  245.738362][ T7049] 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
[  245.738377][ T7049] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  245.738396][ T7049] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  245.738410][ T7049] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  245.738422][ T7049] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  245.738435][ T7049] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  245.738446][ T7049] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  245.738476][ T7049]  </TASK>
[  246.050610][ T7049] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  246.064619][ T7049] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 12:44:21 executed programs: 147
[  246.399765][ T7053] loop1: detected capacity change from 0 to 32768
[  246.420719][ T7053] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  246.428313][ T7053] CPU: 0 UID: 0 PID: 7053 Comm: syz.1.162 Not tainted syzkaller #0 PREEMPT(full) 
[  246.428338][ T7053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  246.428349][ T7053] Call Trace:
[  246.428356][ T7053]  <TASK>
[  246.428364][ T7053]  dump_stack_lvl+0x189/0x250
[  246.428389][ T7053]  ? __pfx_dump_stack_lvl+0x10/0x10
[  246.428408][ T7053]  ? __pfx__printk+0x10/0x10
[  246.428429][ T7053]  ? kernfs_path_from_node+0x250/0x290
[  246.428447][ T7053]  ? kernfs_path_from_node+0x2f/0x290
[  246.428466][ T7053]  sysfs_create_dir_ns+0x259/0x280
[  246.428487][ T7053]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  246.428504][ T7053]  ? do_raw_spin_unlock+0x122/0x240
[  246.428526][ T7053]  kobject_add_internal+0x59f/0xb40
[  246.428557][ T7053]  kobject_init_and_add+0x125/0x190
[  246.428583][ T7053]  ? __pfx_kobject_init_and_add+0x10/0x10
[  246.428605][ T7053]  ? __raw_spin_lock_init+0x45/0x100
[  246.428625][ T7053]  ? __init_swait_queue_head+0xa9/0x150
[  246.428648][ T7053]  gfs2_sys_fs_add+0x234/0x450
[  246.428674][ T7053]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  246.428703][ T7053]  ? is_dynamic_key+0xd6/0x1c0
[  246.428724][ T7053]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  246.428755][ T7053]  gfs2_fill_super+0x13e8/0x2230
[  246.428789][ T7053]  ? __pfx_gfs2_fill_super+0x10/0x10
[  246.428814][ T7053]  ? sb_set_blocksize+0x104/0x180
[  246.428848][ T7053]  ? setup_bdev_super+0x4c1/0x5b0
[  246.428871][ T7053]  get_tree_bdev_flags+0x40e/0x4d0
[  246.428890][ T7053]  ? __pfx_gfs2_fill_super+0x10/0x10
[  246.428910][ T7053]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  246.428928][ T7053]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  246.428965][ T7053]  gfs2_get_tree+0x51/0x1e0
[  246.428989][ T7053]  vfs_get_tree+0x92/0x2b0
[  246.429012][ T7053]  do_new_mount+0x302/0xa10
[  246.429032][ T7053]  ? apparmor_capable+0x137/0x1b0
[  246.429061][ T7053]  ? __pfx_do_new_mount+0x10/0x10
[  246.429082][ T7053]  ? ns_capable+0x8a/0xf0
[  246.429108][ T7053]  ? kmem_cache_free+0x19b/0x690
[  246.429138][ T7053]  __se_sys_mount+0x313/0x410
[  246.429166][ T7053]  ? __pfx___se_sys_mount+0x10/0x10
[  246.429191][ T7053]  ? do_syscall_64+0xbe/0xfa0
[  246.429209][ T7053]  ? __x64_sys_mount+0x20/0xc0
[  246.429233][ T7053]  do_syscall_64+0xfa/0xfa0
[  246.429251][ T7053]  ? lockdep_hardirqs_on+0x9c/0x150
[  246.429271][ T7053]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  246.429288][ T7053]  ? clear_bhb_loop+0x60/0xb0
[  246.429310][ T7053]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  246.429327][ T7053] RIP: 0033:0x7fbbe759038a
[  246.429343][ T7053] 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
[  246.429358][ T7053] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  246.429379][ T7053] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  246.429394][ T7053] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  246.429408][ T7053] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  246.429420][ T7053] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  246.429431][ T7053] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  246.429461][ T7053]  </TASK>
[  246.429489][ T7053] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  246.757665][ T7053] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  247.097064][ T7057] loop1: detected capacity change from 0 to 32768
[  247.106705][ T7057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  247.115872][ T7057] CPU: 0 UID: 0 PID: 7057 Comm: syz.1.163 Not tainted syzkaller #0 PREEMPT(full) 
[  247.115897][ T7057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  247.115908][ T7057] Call Trace:
[  247.115916][ T7057]  <TASK>
[  247.115924][ T7057]  dump_stack_lvl+0x189/0x250
[  247.115953][ T7057]  ? __pfx_dump_stack_lvl+0x10/0x10
[  247.115972][ T7057]  ? __pfx__printk+0x10/0x10
[  247.115995][ T7057]  ? kernfs_path_from_node+0x250/0x290
[  247.116014][ T7057]  ? kernfs_path_from_node+0x2f/0x290
[  247.116035][ T7057]  sysfs_create_dir_ns+0x259/0x280
[  247.116057][ T7057]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  247.116078][ T7057]  ? do_raw_spin_unlock+0x122/0x240
[  247.116102][ T7057]  kobject_add_internal+0x59f/0xb40
[  247.116134][ T7057]  kobject_init_and_add+0x125/0x190
[  247.116162][ T7057]  ? __pfx_kobject_init_and_add+0x10/0x10
[  247.116187][ T7057]  ? __raw_spin_lock_init+0x45/0x100
[  247.116207][ T7057]  ? __init_swait_queue_head+0xa9/0x150
[  247.116231][ T7057]  gfs2_sys_fs_add+0x234/0x450
[  247.116259][ T7057]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  247.116291][ T7057]  ? is_dynamic_key+0xd6/0x1c0
[  247.116312][ T7057]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  247.116346][ T7057]  gfs2_fill_super+0x13e8/0x2230
[  247.116383][ T7057]  ? __pfx_gfs2_fill_super+0x10/0x10
[  247.116408][ T7057]  ? sb_set_blocksize+0x104/0x180
[  247.116433][ T7057]  ? setup_bdev_super+0x4c1/0x5b0
[  247.116458][ T7057]  get_tree_bdev_flags+0x40e/0x4d0
[  247.116480][ T7057]  ? __pfx_gfs2_fill_super+0x10/0x10
[  247.116500][ T7057]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  247.116520][ T7057]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  247.116556][ T7057]  gfs2_get_tree+0x51/0x1e0
[  247.116580][ T7057]  vfs_get_tree+0x92/0x2b0
[  247.116604][ T7057]  do_new_mount+0x302/0xa10
[  247.116625][ T7057]  ? apparmor_capable+0x137/0x1b0
[  247.116655][ T7057]  ? __pfx_do_new_mount+0x10/0x10
[  247.116678][ T7057]  ? ns_capable+0x8a/0xf0
[  247.116704][ T7057]  ? kmem_cache_free+0x19b/0x690
[  247.116737][ T7057]  __se_sys_mount+0x313/0x410
[  247.116764][ T7057]  ? __pfx___se_sys_mount+0x10/0x10
[  247.116796][ T7057]  ? do_syscall_64+0xbe/0xfa0
[  247.116813][ T7057]  ? __x64_sys_mount+0x20/0xc0
[  247.116837][ T7057]  do_syscall_64+0xfa/0xfa0
[  247.116855][ T7057]  ? lockdep_hardirqs_on+0x9c/0x150
[  247.116875][ T7057]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  247.116892][ T7057]  ? clear_bhb_loop+0x60/0xb0
[  247.116913][ T7057]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  247.116930][ T7057] RIP: 0033:0x7fbbe759038a
[  247.116946][ T7057] 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
[  247.116960][ T7057] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.116980][ T7057] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  247.116994][ T7057] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  247.117008][ T7057] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  247.117021][ T7057] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  247.117032][ T7057] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  247.117063][ T7057]  </TASK>
[  247.117087][ T7057] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  247.444686][ T7057] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  247.780287][ T7061] loop1: detected capacity change from 0 to 32768
[  247.794527][ T7061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  247.802040][ T7061] CPU: 1 UID: 0 PID: 7061 Comm: syz.1.164 Not tainted syzkaller #0 PREEMPT(full) 
[  247.802064][ T7061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  247.802076][ T7061] Call Trace:
[  247.802083][ T7061]  <TASK>
[  247.802091][ T7061]  dump_stack_lvl+0x189/0x250
[  247.802117][ T7061]  ? __pfx_dump_stack_lvl+0x10/0x10
[  247.802136][ T7061]  ? __pfx__printk+0x10/0x10
[  247.802159][ T7061]  ? kernfs_path_from_node+0x250/0x290
[  247.802177][ T7061]  ? kernfs_path_from_node+0x2f/0x290
[  247.802198][ T7061]  sysfs_create_dir_ns+0x259/0x280
[  247.802219][ T7061]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  247.802238][ T7061]  ? do_raw_spin_unlock+0x122/0x240
[  247.802260][ T7061]  kobject_add_internal+0x59f/0xb40
[  247.802290][ T7061]  kobject_init_and_add+0x125/0x190
[  247.802316][ T7061]  ? __pfx_kobject_init_and_add+0x10/0x10
[  247.802339][ T7061]  ? __raw_spin_lock_init+0x45/0x100
[  247.802359][ T7061]  ? __init_swait_queue_head+0xa9/0x150
[  247.802382][ T7061]  gfs2_sys_fs_add+0x234/0x450
[  247.802409][ T7061]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  247.802439][ T7061]  ? is_dynamic_key+0xd6/0x1c0
[  247.802460][ T7061]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  247.802493][ T7061]  gfs2_fill_super+0x13e8/0x2230
[  247.802528][ T7061]  ? __pfx_gfs2_fill_super+0x10/0x10
[  247.802554][ T7061]  ? sb_set_blocksize+0x104/0x180
[  247.802578][ T7061]  ? setup_bdev_super+0x4c1/0x5b0
[  247.802601][ T7061]  get_tree_bdev_flags+0x40e/0x4d0
[  247.802622][ T7061]  ? __pfx_gfs2_fill_super+0x10/0x10
[  247.802651][ T7061]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  247.802670][ T7061]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  247.802706][ T7061]  gfs2_get_tree+0x51/0x1e0
[  247.802730][ T7061]  vfs_get_tree+0x92/0x2b0
[  247.802754][ T7061]  do_new_mount+0x302/0xa10
[  247.802774][ T7061]  ? apparmor_capable+0x137/0x1b0
[  247.802804][ T7061]  ? __pfx_do_new_mount+0x10/0x10
[  247.802826][ T7061]  ? ns_capable+0x8a/0xf0
[  247.802851][ T7061]  ? kmem_cache_free+0x19b/0x690
[  247.802880][ T7061]  __se_sys_mount+0x313/0x410
[  247.802908][ T7061]  ? __pfx___se_sys_mount+0x10/0x10
[  247.802934][ T7061]  ? do_syscall_64+0xbe/0xfa0
[  247.802952][ T7061]  ? __x64_sys_mount+0x20/0xc0
[  247.802976][ T7061]  do_syscall_64+0xfa/0xfa0
[  247.802995][ T7061]  ? lockdep_hardirqs_on+0x9c/0x150
[  247.803014][ T7061]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  247.803031][ T7061]  ? clear_bhb_loop+0x60/0xb0
[  247.803053][ T7061]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  247.803070][ T7061] RIP: 0033:0x7fbbe759038a
[  247.803087][ T7061] 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
[  247.803102][ T7061] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.803123][ T7061] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  247.803137][ T7061] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  247.803150][ T7061] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  247.803161][ T7061] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  247.803172][ T7061] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  247.803203][ T7061]  </TASK>
[  247.803228][ T7061] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  248.129672][ T7061] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  248.461231][ T7065] loop1: detected capacity change from 0 to 32768
[  248.485148][ T7065] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  248.492988][ T7065] CPU: 0 UID: 0 PID: 7065 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full) 
[  248.493013][ T7065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  248.493025][ T7065] Call Trace:
[  248.493032][ T7065]  <TASK>
[  248.493040][ T7065]  dump_stack_lvl+0x189/0x250
[  248.493067][ T7065]  ? __pfx_dump_stack_lvl+0x10/0x10
[  248.493085][ T7065]  ? __pfx__printk+0x10/0x10
[  248.493110][ T7065]  ? kernfs_path_from_node+0x250/0x290
[  248.493128][ T7065]  ? kernfs_path_from_node+0x2f/0x290
[  248.493151][ T7065]  sysfs_create_dir_ns+0x259/0x280
[  248.493174][ T7065]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  248.493195][ T7065]  ? do_raw_spin_unlock+0x122/0x240
[  248.493219][ T7065]  kobject_add_internal+0x59f/0xb40
[  248.493249][ T7065]  kobject_init_and_add+0x125/0x190
[  248.493276][ T7065]  ? __pfx_kobject_init_and_add+0x10/0x10
[  248.493300][ T7065]  ? __raw_spin_lock_init+0x45/0x100
[  248.493319][ T7065]  ? __init_swait_queue_head+0xa9/0x150
[  248.493341][ T7065]  gfs2_sys_fs_add+0x234/0x450
[  248.493368][ T7065]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  248.493397][ T7065]  ? is_dynamic_key+0xd6/0x1c0
[  248.493418][ T7065]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  248.493447][ T7065]  gfs2_fill_super+0x13e8/0x2230
[  248.493482][ T7065]  ? __pfx_gfs2_fill_super+0x10/0x10
[  248.493506][ T7065]  ? sb_set_blocksize+0x104/0x180
[  248.493530][ T7065]  ? setup_bdev_super+0x4c1/0x5b0
[  248.493554][ T7065]  get_tree_bdev_flags+0x40e/0x4d0
[  248.493575][ T7065]  ? __pfx_gfs2_fill_super+0x10/0x10
[  248.493609][ T7065]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  248.493628][ T7065]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  248.493662][ T7065]  gfs2_get_tree+0x51/0x1e0
[  248.493686][ T7065]  vfs_get_tree+0x92/0x2b0
[  248.493709][ T7065]  do_new_mount+0x302/0xa10
[  248.493730][ T7065]  ? apparmor_capable+0x137/0x1b0
[  248.493759][ T7065]  ? __pfx_do_new_mount+0x10/0x10
[  248.493780][ T7065]  ? ns_capable+0x8a/0xf0
[  248.493806][ T7065]  ? kmem_cache_free+0x19b/0x690
[  248.493839][ T7065]  __se_sys_mount+0x313/0x410
[  248.493926][ T7065]  ? __pfx___se_sys_mount+0x10/0x10
[  248.493955][ T7065]  ? do_syscall_64+0xbe/0xfa0
[  248.493974][ T7065]  ? __x64_sys_mount+0x20/0xc0
[  248.493999][ T7065]  do_syscall_64+0xfa/0xfa0
[  248.494017][ T7065]  ? lockdep_hardirqs_on+0x9c/0x150
[  248.494035][ T7065]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  248.494050][ T7065]  ? clear_bhb_loop+0x60/0xb0
[  248.494071][ T7065]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  248.494087][ T7065] RIP: 0033:0x7fbbe759038a
[  248.494105][ T7065] 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
[  248.494120][ T7065] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  248.494141][ T7065] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  248.494155][ T7065] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  248.494168][ T7065] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  248.494179][ T7065] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  248.494189][ T7065] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  248.494220][ T7065]  </TASK>
[  248.494310][ T7065] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  248.821935][ T7065] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  249.156298][ T7069] loop1: detected capacity change from 0 to 32768
[  249.170323][ T7069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  249.178769][ T7069] CPU: 1 UID: 0 PID: 7069 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full) 
[  249.178793][ T7069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  249.178803][ T7069] Call Trace:
[  249.178811][ T7069]  <TASK>
[  249.178818][ T7069]  dump_stack_lvl+0x189/0x250
[  249.178845][ T7069]  ? __pfx_dump_stack_lvl+0x10/0x10
[  249.178865][ T7069]  ? __pfx__printk+0x10/0x10
[  249.178887][ T7069]  ? kernfs_path_from_node+0x250/0x290
[  249.178904][ T7069]  ? kernfs_path_from_node+0x2f/0x290
[  249.178926][ T7069]  sysfs_create_dir_ns+0x259/0x280
[  249.178946][ T7069]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  249.178965][ T7069]  ? do_raw_spin_unlock+0x122/0x240
[  249.178988][ T7069]  kobject_add_internal+0x59f/0xb40
[  249.179019][ T7069]  kobject_init_and_add+0x125/0x190
[  249.179046][ T7069]  ? __pfx_kobject_init_and_add+0x10/0x10
[  249.179070][ T7069]  ? __raw_spin_lock_init+0x45/0x100
[  249.179089][ T7069]  ? __init_swait_queue_head+0xa9/0x150
[  249.179110][ T7069]  gfs2_sys_fs_add+0x234/0x450
[  249.179136][ T7069]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  249.179165][ T7069]  ? is_dynamic_key+0xd6/0x1c0
[  249.179187][ T7069]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  249.179222][ T7069]  gfs2_fill_super+0x13e8/0x2230
[  249.179256][ T7069]  ? __pfx_gfs2_fill_super+0x10/0x10
[  249.179279][ T7069]  ? sb_set_blocksize+0x104/0x180
[  249.179303][ T7069]  ? setup_bdev_super+0x4c1/0x5b0
[  249.179327][ T7069]  get_tree_bdev_flags+0x40e/0x4d0
[  249.179347][ T7069]  ? __pfx_gfs2_fill_super+0x10/0x10
[  249.179366][ T7069]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  249.179384][ T7069]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  249.179418][ T7069]  gfs2_get_tree+0x51/0x1e0
[  249.179442][ T7069]  vfs_get_tree+0x92/0x2b0
[  249.179471][ T7069]  do_new_mount+0x302/0xa10
[  249.179492][ T7069]  ? apparmor_capable+0x137/0x1b0
[  249.179521][ T7069]  ? __pfx_do_new_mount+0x10/0x10
[  249.179541][ T7069]  ? ns_capable+0x8a/0xf0
[  249.179566][ T7069]  ? kmem_cache_free+0x19b/0x690
[  249.179598][ T7069]  __se_sys_mount+0x313/0x410
[  249.179626][ T7069]  ? __pfx___se_sys_mount+0x10/0x10
[  249.179652][ T7069]  ? do_syscall_64+0xbe/0xfa0
[  249.179671][ T7069]  ? __x64_sys_mount+0x20/0xc0
[  249.179695][ T7069]  do_syscall_64+0xfa/0xfa0
[  249.179712][ T7069]  ? lockdep_hardirqs_on+0x9c/0x150
[  249.179732][ T7069]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  249.179749][ T7069]  ? clear_bhb_loop+0x60/0xb0
[  249.179770][ T7069]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  249.179788][ T7069] RIP: 0033:0x7fbbe759038a
[  249.179806][ T7069] 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
[  249.179821][ T7069] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.179841][ T7069] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  249.179853][ T7069] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  249.179866][ T7069] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  249.179878][ T7069] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  249.179889][ T7069] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  249.179920][ T7069]  </TASK>
[  249.179945][ T7069] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  249.506562][ T7069] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  249.834214][ T7073] loop1: detected capacity change from 0 to 32768
[  249.857496][ T7073] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  249.865017][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full) 
[  249.865042][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  249.865053][ T7073] Call Trace:
[  249.865061][ T7073]  <TASK>
[  249.865069][ T7073]  dump_stack_lvl+0x189/0x250
[  249.865097][ T7073]  ? __pfx_dump_stack_lvl+0x10/0x10
[  249.865116][ T7073]  ? __pfx__printk+0x10/0x10
[  249.865141][ T7073]  ? kernfs_path_from_node+0x250/0x290
[  249.865159][ T7073]  ? kernfs_path_from_node+0x2f/0x290
[  249.865182][ T7073]  sysfs_create_dir_ns+0x259/0x280
[  249.865204][ T7073]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  249.865224][ T7073]  ? do_raw_spin_unlock+0x122/0x240
[  249.865249][ T7073]  kobject_add_internal+0x59f/0xb40
[  249.865281][ T7073]  kobject_init_and_add+0x125/0x190
[  249.865310][ T7073]  ? __pfx_kobject_init_and_add+0x10/0x10
[  249.865335][ T7073]  ? __raw_spin_lock_init+0x45/0x100
[  249.865356][ T7073]  ? __init_swait_queue_head+0xa9/0x150
[  249.865379][ T7073]  gfs2_sys_fs_add+0x234/0x450
[  249.865414][ T7073]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  249.865445][ T7073]  ? is_dynamic_key+0xd6/0x1c0
[  249.865467][ T7073]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  249.865501][ T7073]  gfs2_fill_super+0x13e8/0x2230
[  249.865538][ T7073]  ? __pfx_gfs2_fill_super+0x10/0x10
[  249.865563][ T7073]  ? sb_set_blocksize+0x104/0x180
[  249.865588][ T7073]  ? setup_bdev_super+0x4c1/0x5b0
[  249.865613][ T7073]  get_tree_bdev_flags+0x40e/0x4d0
[  249.865635][ T7073]  ? __pfx_gfs2_fill_super+0x10/0x10
[  249.865655][ T7073]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  249.865675][ T7073]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  249.865710][ T7073]  gfs2_get_tree+0x51/0x1e0
[  249.865734][ T7073]  vfs_get_tree+0x92/0x2b0
[  249.865757][ T7073]  do_new_mount+0x302/0xa10
[  249.865778][ T7073]  ? apparmor_capable+0x137/0x1b0
[  249.865808][ T7073]  ? __pfx_do_new_mount+0x10/0x10
[  249.865831][ T7073]  ? ns_capable+0x8a/0xf0
[  249.865856][ T7073]  ? kmem_cache_free+0x19b/0x690
[  249.865888][ T7073]  __se_sys_mount+0x313/0x410
[  249.865917][ T7073]  ? __pfx___se_sys_mount+0x10/0x10
[  249.865944][ T7073]  ? do_syscall_64+0xbe/0xfa0
[  249.865963][ T7073]  ? __x64_sys_mount+0x20/0xc0
[  249.865988][ T7073]  do_syscall_64+0xfa/0xfa0
[  249.866006][ T7073]  ? lockdep_hardirqs_on+0x9c/0x150
[  249.866026][ T7073]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  249.866044][ T7073]  ? clear_bhb_loop+0x60/0xb0
[  249.866065][ T7073]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  249.866083][ T7073] RIP: 0033:0x7fbbe759038a
[  249.866099][ T7073] 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
[  249.866114][ T7073] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.866134][ T7073] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  249.866148][ T7073] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  249.866161][ T7073] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  249.866174][ T7073] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  249.866186][ T7073] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  249.866217][ T7073]  </TASK>
[  249.866243][ T7073] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  250.195811][ T7073] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  250.523622][ T7077] loop1: detected capacity change from 0 to 32768
[  250.542100][ T7077] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  250.549982][ T7077] CPU: 0 UID: 0 PID: 7077 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full) 
[  250.550006][ T7077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  250.550017][ T7077] Call Trace:
[  250.550025][ T7077]  <TASK>
[  250.550033][ T7077]  dump_stack_lvl+0x189/0x250
[  250.550061][ T7077]  ? __pfx_dump_stack_lvl+0x10/0x10
[  250.550080][ T7077]  ? __pfx__printk+0x10/0x10
[  250.550103][ T7077]  ? kernfs_path_from_node+0x250/0x290
[  250.550122][ T7077]  ? kernfs_path_from_node+0x2f/0x290
[  250.550144][ T7077]  sysfs_create_dir_ns+0x259/0x280
[  250.550166][ T7077]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  250.550188][ T7077]  ? do_raw_spin_unlock+0x122/0x240
[  250.550213][ T7077]  kobject_add_internal+0x59f/0xb40
[  250.550246][ T7077]  kobject_init_and_add+0x125/0x190
[  250.550273][ T7077]  ? __pfx_kobject_init_and_add+0x10/0x10
[  250.550298][ T7077]  ? __raw_spin_lock_init+0x45/0x100
[  250.550319][ T7077]  ? __init_swait_queue_head+0xa9/0x150
[  250.550352][ T7077]  gfs2_sys_fs_add+0x234/0x450
[  250.550381][ T7077]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  250.550411][ T7077]  ? is_dynamic_key+0xd6/0x1c0
[  250.550432][ T7077]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  250.550466][ T7077]  gfs2_fill_super+0x13e8/0x2230
[  250.550504][ T7077]  ? __pfx_gfs2_fill_super+0x10/0x10
[  250.550530][ T7077]  ? sb_set_blocksize+0x104/0x180
[  250.550556][ T7077]  ? setup_bdev_super+0x4c1/0x5b0
[  250.550582][ T7077]  get_tree_bdev_flags+0x40e/0x4d0
[  250.550603][ T7077]  ? __pfx_gfs2_fill_super+0x10/0x10
[  250.550623][ T7077]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  250.550642][ T7077]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  250.550677][ T7077]  gfs2_get_tree+0x51/0x1e0
[  250.550701][ T7077]  vfs_get_tree+0x92/0x2b0
[  250.550724][ T7077]  do_new_mount+0x302/0xa10
[  250.550745][ T7077]  ? apparmor_capable+0x137/0x1b0
[  250.550775][ T7077]  ? __pfx_do_new_mount+0x10/0x10
[  250.550797][ T7077]  ? ns_capable+0x8a/0xf0
[  250.550824][ T7077]  ? kmem_cache_free+0x19b/0x690
[  250.550857][ T7077]  __se_sys_mount+0x313/0x410
[  250.550887][ T7077]  ? __pfx___se_sys_mount+0x10/0x10
[  250.550913][ T7077]  ? do_syscall_64+0xbe/0xfa0
[  250.550932][ T7077]  ? __x64_sys_mount+0x20/0xc0
[  250.550957][ T7077]  do_syscall_64+0xfa/0xfa0
[  250.550975][ T7077]  ? lockdep_hardirqs_on+0x9c/0x150
[  250.550996][ T7077]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  250.551013][ T7077]  ? clear_bhb_loop+0x60/0xb0
[  250.551036][ T7077]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  250.551054][ T7077] RIP: 0033:0x7fbbe759038a
[  250.551070][ T7077] 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
[  250.551086][ T7077] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  250.551105][ T7077] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  250.551119][ T7077] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  250.551133][ T7077] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  250.551150][ T7077] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  250.551163][ T7077] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  250.551195][ T7077]  </TASK>
[  250.551223][ T7077] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  250.881951][ T7077] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  251.206656][ T7081] loop1: detected capacity change from 0 to 32768
[  251.221214][ T7081] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  251.228773][ T7081] CPU: 1 UID: 0 PID: 7081 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full) 
[  251.228797][ T7081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  251.228808][ T7081] Call Trace:
[  251.228816][ T7081]  <TASK>
[  251.228824][ T7081]  dump_stack_lvl+0x189/0x250
[  251.228852][ T7081]  ? __pfx_dump_stack_lvl+0x10/0x10
[  251.228872][ T7081]  ? __pfx__printk+0x10/0x10
[  251.228897][ T7081]  ? kernfs_path_from_node+0x250/0x290
[  251.228915][ T7081]  ? kernfs_path_from_node+0x2f/0x290
[  251.228939][ T7081]  sysfs_create_dir_ns+0x259/0x280
[  251.228959][ T7081]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  251.228980][ T7081]  ? do_raw_spin_unlock+0x122/0x240
[  251.229005][ T7081]  kobject_add_internal+0x59f/0xb40
[  251.229038][ T7081]  kobject_init_and_add+0x125/0x190
[  251.229067][ T7081]  ? __pfx_kobject_init_and_add+0x10/0x10
[  251.229091][ T7081]  ? __raw_spin_lock_init+0x45/0x100
[  251.229112][ T7081]  ? __init_swait_queue_head+0xa9/0x150
[  251.229135][ T7081]  gfs2_sys_fs_add+0x234/0x450
[  251.229164][ T7081]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  251.229195][ T7081]  ? is_dynamic_key+0xd6/0x1c0
[  251.229217][ T7081]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  251.229252][ T7081]  gfs2_fill_super+0x13e8/0x2230
[  251.229288][ T7081]  ? __pfx_gfs2_fill_super+0x10/0x10
[  251.229313][ T7081]  ? sb_set_blocksize+0x104/0x180
[  251.229336][ T7081]  ? setup_bdev_super+0x4c1/0x5b0
[  251.229359][ T7081]  get_tree_bdev_flags+0x40e/0x4d0
[  251.229379][ T7081]  ? __pfx_gfs2_fill_super+0x10/0x10
[  251.229397][ T7081]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  251.229415][ T7081]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  251.229448][ T7081]  gfs2_get_tree+0x51/0x1e0
[  251.229471][ T7081]  vfs_get_tree+0x92/0x2b0
[  251.229493][ T7081]  do_new_mount+0x302/0xa10
[  251.229514][ T7081]  ? apparmor_capable+0x137/0x1b0
[  251.229543][ T7081]  ? __pfx_do_new_mount+0x10/0x10
[  251.229573][ T7081]  ? ns_capable+0x8a/0xf0
[  251.229599][ T7081]  ? kmem_cache_free+0x19b/0x690
[  251.229630][ T7081]  __se_sys_mount+0x313/0x410
[  251.229658][ T7081]  ? __pfx___se_sys_mount+0x10/0x10
[  251.229684][ T7081]  ? do_syscall_64+0xbe/0xfa0
[  251.229702][ T7081]  ? __x64_sys_mount+0x20/0xc0
[  251.229726][ T7081]  do_syscall_64+0xfa/0xfa0
[  251.229744][ T7081]  ? lockdep_hardirqs_on+0x9c/0x150
[  251.229765][ T7081]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  251.229782][ T7081]  ? clear_bhb_loop+0x60/0xb0
[  251.229802][ T7081]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  251.229819][ T7081] RIP: 0033:0x7fbbe759038a
[  251.229835][ T7081] 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
[  251.229850][ T7081] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.229870][ T7081] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  251.229883][ T7081] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  251.229896][ T7081] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  251.229909][ T7081] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  251.229921][ T7081] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  251.229954][ T7081]  </TASK>
[  251.229980][ T7081] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  251.556570][ T7081] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 12:44:27 executed programs: 155
[  251.883339][ T7085] loop1: detected capacity change from 0 to 32768
[  251.896488][ T7085] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  251.904663][ T7085] CPU: 1 UID: 0 PID: 7085 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full) 
[  251.904685][ T7085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  251.904696][ T7085] Call Trace:
[  251.904703][ T7085]  <TASK>
[  251.904711][ T7085]  dump_stack_lvl+0x189/0x250
[  251.904738][ T7085]  ? __pfx_dump_stack_lvl+0x10/0x10
[  251.904757][ T7085]  ? __pfx__printk+0x10/0x10
[  251.904780][ T7085]  ? kernfs_path_from_node+0x250/0x290
[  251.904798][ T7085]  ? kernfs_path_from_node+0x2f/0x290
[  251.904819][ T7085]  sysfs_create_dir_ns+0x259/0x280
[  251.904841][ T7085]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  251.904861][ T7085]  ? do_raw_spin_unlock+0x122/0x240
[  251.904886][ T7085]  kobject_add_internal+0x59f/0xb40
[  251.904918][ T7085]  kobject_init_and_add+0x125/0x190
[  251.904948][ T7085]  ? __pfx_kobject_init_and_add+0x10/0x10
[  251.904972][ T7085]  ? __raw_spin_lock_init+0x45/0x100
[  251.904992][ T7085]  ? __init_swait_queue_head+0xa9/0x150
[  251.905015][ T7085]  gfs2_sys_fs_add+0x234/0x450
[  251.905044][ T7085]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  251.905076][ T7085]  ? is_dynamic_key+0xd6/0x1c0
[  251.905097][ T7085]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  251.905130][ T7085]  gfs2_fill_super+0x13e8/0x2230
[  251.905167][ T7085]  ? __pfx_gfs2_fill_super+0x10/0x10
[  251.905193][ T7085]  ? sb_set_blocksize+0x104/0x180
[  251.905217][ T7085]  ? setup_bdev_super+0x4c1/0x5b0
[  251.905244][ T7085]  get_tree_bdev_flags+0x40e/0x4d0
[  251.905265][ T7085]  ? __pfx_gfs2_fill_super+0x10/0x10
[  251.905286][ T7085]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  251.905306][ T7085]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  251.905341][ T7085]  gfs2_get_tree+0x51/0x1e0
[  251.905365][ T7085]  vfs_get_tree+0x92/0x2b0
[  251.905405][ T7085]  do_new_mount+0x302/0xa10
[  251.905427][ T7085]  ? apparmor_capable+0x137/0x1b0
[  251.905455][ T7085]  ? __pfx_do_new_mount+0x10/0x10
[  251.905477][ T7085]  ? ns_capable+0x8a/0xf0
[  251.905502][ T7085]  ? kmem_cache_free+0x19b/0x690
[  251.905535][ T7085]  __se_sys_mount+0x313/0x410
[  251.905561][ T7085]  ? __pfx___se_sys_mount+0x10/0x10
[  251.905587][ T7085]  ? do_syscall_64+0xbe/0xfa0
[  251.905605][ T7085]  ? __x64_sys_mount+0x20/0xc0
[  251.905631][ T7085]  do_syscall_64+0xfa/0xfa0
[  251.905650][ T7085]  ? lockdep_hardirqs_on+0x9c/0x150
[  251.905669][ T7085]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  251.905685][ T7085]  ? clear_bhb_loop+0x60/0xb0
[  251.905705][ T7085]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  251.905721][ T7085] RIP: 0033:0x7fbbe759038a
[  251.905736][ T7085] 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
[  251.905751][ T7085] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.905770][ T7085] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  251.905784][ T7085] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  251.905796][ T7085] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  251.905808][ T7085] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  251.905820][ T7085] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  251.905849][ T7085]  </TASK>
[  251.905874][ T7085] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  252.232105][ T7085] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  252.567997][ T7089] loop1: detected capacity change from 0 to 32768
[  252.592438][ T7089] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  252.599901][ T7089] CPU: 0 UID: 0 PID: 7089 Comm: syz.1.171 Not tainted syzkaller #0 PREEMPT(full) 
[  252.599926][ T7089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  252.599937][ T7089] Call Trace:
[  252.599945][ T7089]  <TASK>
[  252.599953][ T7089]  dump_stack_lvl+0x189/0x250
[  252.599981][ T7089]  ? __pfx_dump_stack_lvl+0x10/0x10
[  252.600001][ T7089]  ? __pfx__printk+0x10/0x10
[  252.600025][ T7089]  ? kernfs_path_from_node+0x250/0x290
[  252.600043][ T7089]  ? kernfs_path_from_node+0x2f/0x290
[  252.600065][ T7089]  sysfs_create_dir_ns+0x259/0x280
[  252.600086][ T7089]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  252.600106][ T7089]  ? do_raw_spin_unlock+0x122/0x240
[  252.600130][ T7089]  kobject_add_internal+0x59f/0xb40
[  252.600161][ T7089]  kobject_init_and_add+0x125/0x190
[  252.600191][ T7089]  ? __pfx_kobject_init_and_add+0x10/0x10
[  252.600216][ T7089]  ? __raw_spin_lock_init+0x45/0x100
[  252.600253][ T7089]  ? __init_swait_queue_head+0xa9/0x150
[  252.600275][ T7089]  gfs2_sys_fs_add+0x234/0x450
[  252.600303][ T7089]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  252.600341][ T7089]  ? is_dynamic_key+0xd6/0x1c0
[  252.600371][ T7089]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  252.600407][ T7089]  gfs2_fill_super+0x13e8/0x2230
[  252.600443][ T7089]  ? __pfx_gfs2_fill_super+0x10/0x10
[  252.600469][ T7089]  ? sb_set_blocksize+0x104/0x180
[  252.600494][ T7089]  ? setup_bdev_super+0x4c1/0x5b0
[  252.600519][ T7089]  get_tree_bdev_flags+0x40e/0x4d0
[  252.600540][ T7089]  ? __pfx_gfs2_fill_super+0x10/0x10
[  252.600560][ T7089]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  252.600580][ T7089]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  252.600615][ T7089]  gfs2_get_tree+0x51/0x1e0
[  252.600639][ T7089]  vfs_get_tree+0x92/0x2b0
[  252.600662][ T7089]  do_new_mount+0x302/0xa10
[  252.600683][ T7089]  ? apparmor_capable+0x137/0x1b0
[  252.600713][ T7089]  ? __pfx_do_new_mount+0x10/0x10
[  252.600736][ T7089]  ? ns_capable+0x8a/0xf0
[  252.600764][ T7089]  ? kmem_cache_free+0x19b/0x690
[  252.600796][ T7089]  __se_sys_mount+0x313/0x410
[  252.600825][ T7089]  ? __pfx___se_sys_mount+0x10/0x10
[  252.600851][ T7089]  ? do_syscall_64+0xbe/0xfa0
[  252.600870][ T7089]  ? __x64_sys_mount+0x20/0xc0
[  252.600894][ T7089]  do_syscall_64+0xfa/0xfa0
[  252.600912][ T7089]  ? lockdep_hardirqs_on+0x9c/0x150
[  252.600932][ T7089]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  252.600949][ T7089]  ? clear_bhb_loop+0x60/0xb0
[  252.600970][ T7089]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  252.600987][ T7089] RIP: 0033:0x7fbbe759038a
[  252.601004][ T7089] 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
[  252.601019][ T7089] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  252.601038][ T7089] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  252.601052][ T7089] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  252.601066][ T7089] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  252.601077][ T7089] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  252.601089][ T7089] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  252.601118][ T7089]  </TASK>
[  252.601144][ T7089] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  252.689191][ T5904] Bluetooth: hci0: command 0x0406 tx timeout
[  252.717060][ T7089] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  253.269890][ T7093] loop1: detected capacity change from 0 to 32768
[  253.293427][ T7093] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  253.301026][ T7093] CPU: 1 UID: 0 PID: 7093 Comm: syz.1.172 Not tainted syzkaller #0 PREEMPT(full) 
[  253.301049][ T7093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  253.301060][ T7093] Call Trace:
[  253.301068][ T7093]  <TASK>
[  253.301076][ T7093]  dump_stack_lvl+0x189/0x250
[  253.301105][ T7093]  ? __pfx_dump_stack_lvl+0x10/0x10
[  253.301124][ T7093]  ? __pfx__printk+0x10/0x10
[  253.301149][ T7093]  ? kernfs_path_from_node+0x250/0x290
[  253.301167][ T7093]  ? kernfs_path_from_node+0x2f/0x290
[  253.301189][ T7093]  sysfs_create_dir_ns+0x259/0x280
[  253.301211][ T7093]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  253.301233][ T7093]  ? do_raw_spin_unlock+0x122/0x240
[  253.301258][ T7093]  kobject_add_internal+0x59f/0xb40
[  253.301290][ T7093]  kobject_init_and_add+0x125/0x190
[  253.301319][ T7093]  ? __pfx_kobject_init_and_add+0x10/0x10
[  253.301343][ T7093]  ? __raw_spin_lock_init+0x45/0x100
[  253.301365][ T7093]  ? __init_swait_queue_head+0xa9/0x150
[  253.301388][ T7093]  gfs2_sys_fs_add+0x234/0x450
[  253.301417][ T7093]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  253.301448][ T7093]  ? is_dynamic_key+0xd6/0x1c0
[  253.301469][ T7093]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  253.301505][ T7093]  gfs2_fill_super+0x13e8/0x2230
[  253.301542][ T7093]  ? __pfx_gfs2_fill_super+0x10/0x10
[  253.301568][ T7093]  ? sb_set_blocksize+0x104/0x180
[  253.301593][ T7093]  ? setup_bdev_super+0x4c1/0x5b0
[  253.301619][ T7093]  get_tree_bdev_flags+0x40e/0x4d0
[  253.301641][ T7093]  ? __pfx_gfs2_fill_super+0x10/0x10
[  253.301662][ T7093]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  253.301682][ T7093]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  253.301717][ T7093]  gfs2_get_tree+0x51/0x1e0
[  253.301742][ T7093]  vfs_get_tree+0x92/0x2b0
[  253.301766][ T7093]  do_new_mount+0x302/0xa10
[  253.301787][ T7093]  ? apparmor_capable+0x137/0x1b0
[  253.301818][ T7093]  ? __pfx_do_new_mount+0x10/0x10
[  253.301840][ T7093]  ? ns_capable+0x8a/0xf0
[  253.301867][ T7093]  ? kmem_cache_free+0x19b/0x690
[  253.301899][ T7093]  __se_sys_mount+0x313/0x410
[  253.301928][ T7093]  ? __pfx___se_sys_mount+0x10/0x10
[  253.301955][ T7093]  ? do_syscall_64+0xbe/0xfa0
[  253.301974][ T7093]  ? __x64_sys_mount+0x20/0xc0
[  253.302005][ T7093]  do_syscall_64+0xfa/0xfa0
[  253.302023][ T7093]  ? lockdep_hardirqs_on+0x9c/0x150
[  253.302043][ T7093]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  253.302061][ T7093]  ? clear_bhb_loop+0x60/0xb0
[  253.302083][ T7093]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  253.302101][ T7093] RIP: 0033:0x7fbbe759038a
[  253.302119][ T7093] 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
[  253.302134][ T7093] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  253.302155][ T7093] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  253.302169][ T7093] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  253.302182][ T7093] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  253.302195][ T7093] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  253.302207][ T7093] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  253.302242][ T7093]  </TASK>
[  253.302296][ T7093] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  253.629055][ T7093] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  253.952367][ T7097] loop1: detected capacity change from 0 to 32768
[  253.965727][ T7097] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  253.973958][ T7097] CPU: 1 UID: 0 PID: 7097 Comm: syz.1.173 Not tainted syzkaller #0 PREEMPT(full) 
[  253.973983][ T7097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  253.973994][ T7097] Call Trace:
[  253.974002][ T7097]  <TASK>
[  253.974010][ T7097]  dump_stack_lvl+0x189/0x250
[  253.974038][ T7097]  ? __pfx_dump_stack_lvl+0x10/0x10
[  253.974058][ T7097]  ? __pfx__printk+0x10/0x10
[  253.974082][ T7097]  ? kernfs_path_from_node+0x250/0x290
[  253.974100][ T7097]  ? kernfs_path_from_node+0x2f/0x290
[  253.974120][ T7097]  sysfs_create_dir_ns+0x259/0x280
[  253.974141][ T7097]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  253.974170][ T7097]  ? do_raw_spin_unlock+0x122/0x240
[  253.974194][ T7097]  kobject_add_internal+0x59f/0xb40
[  253.974226][ T7097]  kobject_init_and_add+0x125/0x190
[  253.974255][ T7097]  ? __pfx_kobject_init_and_add+0x10/0x10
[  253.974278][ T7097]  ? __raw_spin_lock_init+0x45/0x100
[  253.974298][ T7097]  ? __init_swait_queue_head+0xa9/0x150
[  253.974321][ T7097]  gfs2_sys_fs_add+0x234/0x450
[  253.974349][ T7097]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  253.974380][ T7097]  ? is_dynamic_key+0xd6/0x1c0
[  253.974401][ T7097]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  253.974434][ T7097]  gfs2_fill_super+0x13e8/0x2230
[  253.974471][ T7097]  ? __pfx_gfs2_fill_super+0x10/0x10
[  253.974497][ T7097]  ? sb_set_blocksize+0x104/0x180
[  253.974521][ T7097]  ? setup_bdev_super+0x4c1/0x5b0
[  253.974546][ T7097]  get_tree_bdev_flags+0x40e/0x4d0
[  253.974567][ T7097]  ? __pfx_gfs2_fill_super+0x10/0x10
[  253.974588][ T7097]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  253.974608][ T7097]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  253.974643][ T7097]  gfs2_get_tree+0x51/0x1e0
[  253.974666][ T7097]  vfs_get_tree+0x92/0x2b0
[  253.974687][ T7097]  do_new_mount+0x302/0xa10
[  253.974709][ T7097]  ? apparmor_capable+0x137/0x1b0
[  253.974740][ T7097]  ? __pfx_do_new_mount+0x10/0x10
[  253.974763][ T7097]  ? ns_capable+0x8a/0xf0
[  253.974791][ T7097]  ? kmem_cache_free+0x19b/0x690
[  253.974823][ T7097]  __se_sys_mount+0x313/0x410
[  253.974848][ T7097]  ? __pfx___se_sys_mount+0x10/0x10
[  253.974873][ T7097]  ? do_syscall_64+0xbe/0xfa0
[  253.974890][ T7097]  ? __x64_sys_mount+0x20/0xc0
[  253.974912][ T7097]  do_syscall_64+0xfa/0xfa0
[  253.974930][ T7097]  ? lockdep_hardirqs_on+0x9c/0x150
[  253.974950][ T7097]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  253.974968][ T7097]  ? clear_bhb_loop+0x60/0xb0
[  253.974989][ T7097]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  253.975007][ T7097] RIP: 0033:0x7fbbe759038a
[  253.975024][ T7097] 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
[  253.975039][ T7097] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  253.975059][ T7097] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  253.975073][ T7097] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  253.975087][ T7097] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  253.975100][ T7097] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  253.975112][ T7097] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  253.975143][ T7097]  </TASK>
[  253.975679][ T7097] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  254.303126][ T7097] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  254.635102][ T7101] loop1: detected capacity change from 0 to 32768
[  254.653796][ T7101] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  254.661444][ T7101] CPU: 0 UID: 0 PID: 7101 Comm: syz.1.174 Not tainted syzkaller #0 PREEMPT(full) 
[  254.661469][ T7101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  254.661480][ T7101] Call Trace:
[  254.661489][ T7101]  <TASK>
[  254.661497][ T7101]  dump_stack_lvl+0x189/0x250
[  254.661525][ T7101]  ? __pfx_dump_stack_lvl+0x10/0x10
[  254.661544][ T7101]  ? __pfx__printk+0x10/0x10
[  254.661568][ T7101]  ? kernfs_path_from_node+0x250/0x290
[  254.661586][ T7101]  ? kernfs_path_from_node+0x2f/0x290
[  254.661607][ T7101]  sysfs_create_dir_ns+0x259/0x280
[  254.661629][ T7101]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  254.661649][ T7101]  ? do_raw_spin_unlock+0x122/0x240
[  254.661673][ T7101]  kobject_add_internal+0x59f/0xb40
[  254.661705][ T7101]  kobject_init_and_add+0x125/0x190
[  254.661733][ T7101]  ? __pfx_kobject_init_and_add+0x10/0x10
[  254.661757][ T7101]  ? __raw_spin_lock_init+0x45/0x100
[  254.661778][ T7101]  ? __init_swait_queue_head+0xa9/0x150
[  254.661801][ T7101]  gfs2_sys_fs_add+0x234/0x450
[  254.661829][ T7101]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  254.661859][ T7101]  ? is_dynamic_key+0xd6/0x1c0
[  254.661881][ T7101]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  254.661913][ T7101]  gfs2_fill_super+0x13e8/0x2230
[  254.661949][ T7101]  ? __pfx_gfs2_fill_super+0x10/0x10
[  254.661976][ T7101]  ? sb_set_blocksize+0x104/0x180
[  254.662001][ T7101]  ? setup_bdev_super+0x4c1/0x5b0
[  254.662027][ T7101]  get_tree_bdev_flags+0x40e/0x4d0
[  254.662049][ T7101]  ? __pfx_gfs2_fill_super+0x10/0x10
[  254.662068][ T7101]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  254.662099][ T7101]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  254.662133][ T7101]  gfs2_get_tree+0x51/0x1e0
[  254.662156][ T7101]  vfs_get_tree+0x92/0x2b0
[  254.662179][ T7101]  do_new_mount+0x302/0xa10
[  254.662201][ T7101]  ? apparmor_capable+0x137/0x1b0
[  254.662231][ T7101]  ? __pfx_do_new_mount+0x10/0x10
[  254.662253][ T7101]  ? ns_capable+0x8a/0xf0
[  254.662279][ T7101]  ? kmem_cache_free+0x19b/0x690
[  254.662312][ T7101]  __se_sys_mount+0x313/0x410
[  254.662340][ T7101]  ? __pfx___se_sys_mount+0x10/0x10
[  254.662367][ T7101]  ? do_syscall_64+0xbe/0xfa0
[  254.662386][ T7101]  ? __x64_sys_mount+0x20/0xc0
[  254.662410][ T7101]  do_syscall_64+0xfa/0xfa0
[  254.662428][ T7101]  ? lockdep_hardirqs_on+0x9c/0x150
[  254.662448][ T7101]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  254.662467][ T7101]  ? clear_bhb_loop+0x60/0xb0
[  254.662490][ T7101]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  254.662507][ T7101] RIP: 0033:0x7fbbe759038a
[  254.662525][ T7101] 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
[  254.662541][ T7101] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  254.662560][ T7101] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  254.662574][ T7101] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  254.662587][ T7101] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  254.662600][ T7101] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  254.662611][ T7101] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  254.662640][ T7101]  </TASK>
[  254.662666][ T7101] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  254.990770][ T7101] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  255.325428][ T7105] loop1: detected capacity change from 0 to 32768
[  255.343525][ T7105] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  255.351400][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz.1.175 Not tainted syzkaller #0 PREEMPT(full) 
[  255.351426][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  255.351438][ T7105] Call Trace:
[  255.351446][ T7105]  <TASK>
[  255.351455][ T7105]  dump_stack_lvl+0x189/0x250
[  255.351483][ T7105]  ? __pfx_dump_stack_lvl+0x10/0x10
[  255.351503][ T7105]  ? __pfx__printk+0x10/0x10
[  255.351528][ T7105]  ? kernfs_path_from_node+0x250/0x290
[  255.351546][ T7105]  ? kernfs_path_from_node+0x2f/0x290
[  255.351568][ T7105]  sysfs_create_dir_ns+0x259/0x280
[  255.351610][ T7105]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  255.351632][ T7105]  ? do_raw_spin_unlock+0x122/0x240
[  255.351658][ T7105]  kobject_add_internal+0x59f/0xb40
[  255.351688][ T7105]  kobject_init_and_add+0x125/0x190
[  255.351717][ T7105]  ? __pfx_kobject_init_and_add+0x10/0x10
[  255.351741][ T7105]  ? __raw_spin_lock_init+0x45/0x100
[  255.351763][ T7105]  ? __init_swait_queue_head+0xa9/0x150
[  255.351787][ T7105]  gfs2_sys_fs_add+0x234/0x450
[  255.351815][ T7105]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  255.351847][ T7105]  ? is_dynamic_key+0xd6/0x1c0
[  255.351868][ T7105]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  255.351903][ T7105]  gfs2_fill_super+0x13e8/0x2230
[  255.351938][ T7105]  ? __pfx_gfs2_fill_super+0x10/0x10
[  255.351964][ T7105]  ? sb_set_blocksize+0x104/0x180
[  255.351989][ T7105]  ? setup_bdev_super+0x4c1/0x5b0
[  255.352019][ T7105]  get_tree_bdev_flags+0x40e/0x4d0
[  255.352040][ T7105]  ? __pfx_gfs2_fill_super+0x10/0x10
[  255.352061][ T7105]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  255.352081][ T7105]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  255.352118][ T7105]  gfs2_get_tree+0x51/0x1e0
[  255.352142][ T7105]  vfs_get_tree+0x92/0x2b0
[  255.352166][ T7105]  do_new_mount+0x302/0xa10
[  255.352187][ T7105]  ? apparmor_capable+0x137/0x1b0
[  255.352217][ T7105]  ? __pfx_do_new_mount+0x10/0x10
[  255.352237][ T7105]  ? ns_capable+0x8a/0xf0
[  255.352263][ T7105]  ? kmem_cache_free+0x19b/0x690
[  255.352292][ T7105]  __se_sys_mount+0x313/0x410
[  255.352320][ T7105]  ? __pfx___se_sys_mount+0x10/0x10
[  255.352346][ T7105]  ? do_syscall_64+0xbe/0xfa0
[  255.352364][ T7105]  ? __x64_sys_mount+0x20/0xc0
[  255.352389][ T7105]  do_syscall_64+0xfa/0xfa0
[  255.352407][ T7105]  ? lockdep_hardirqs_on+0x9c/0x150
[  255.352427][ T7105]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  255.352444][ T7105]  ? clear_bhb_loop+0x60/0xb0
[  255.352466][ T7105]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  255.352483][ T7105] RIP: 0033:0x7fbbe759038a
[  255.352501][ T7105] 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
[  255.352516][ T7105] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  255.352536][ T7105] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  255.352549][ T7105] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  255.352562][ T7105] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  255.352574][ T7105] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  255.352587][ T7105] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  255.352619][ T7105]  </TASK>
[  255.352645][ T7105] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  255.679808][ T7105] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  255.737030][ T1301] ieee802154 phy0 wpan0: encryption failed: -22
[  255.743647][ T1301] ieee802154 phy1 wpan1: encryption failed: -22
[  256.006833][ T7109] loop1: detected capacity change from 0 to 32768
[  256.026130][ T7109] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  256.034020][ T7109] CPU: 0 UID: 0 PID: 7109 Comm: syz.1.176 Not tainted syzkaller #0 PREEMPT(full) 
[  256.034045][ T7109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  256.034056][ T7109] Call Trace:
[  256.034064][ T7109]  <TASK>
[  256.034072][ T7109]  dump_stack_lvl+0x189/0x250
[  256.034099][ T7109]  ? __pfx_dump_stack_lvl+0x10/0x10
[  256.034119][ T7109]  ? __pfx__printk+0x10/0x10
[  256.034144][ T7109]  ? kernfs_path_from_node+0x250/0x290
[  256.034162][ T7109]  ? kernfs_path_from_node+0x2f/0x290
[  256.034183][ T7109]  sysfs_create_dir_ns+0x259/0x280
[  256.034204][ T7109]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  256.034226][ T7109]  ? do_raw_spin_unlock+0x122/0x240
[  256.034251][ T7109]  kobject_add_internal+0x59f/0xb40
[  256.034284][ T7109]  kobject_init_and_add+0x125/0x190
[  256.034313][ T7109]  ? __pfx_kobject_init_and_add+0x10/0x10
[  256.034337][ T7109]  ? __raw_spin_lock_init+0x45/0x100
[  256.034357][ T7109]  ? __init_swait_queue_head+0xa9/0x150
[  256.034380][ T7109]  gfs2_sys_fs_add+0x234/0x450
[  256.034408][ T7109]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  256.034437][ T7109]  ? is_dynamic_key+0xd6/0x1c0
[  256.034458][ T7109]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  256.034490][ T7109]  gfs2_fill_super+0x13e8/0x2230
[  256.034527][ T7109]  ? __pfx_gfs2_fill_super+0x10/0x10
[  256.034551][ T7109]  ? sb_set_blocksize+0x104/0x180
[  256.034575][ T7109]  ? setup_bdev_super+0x4c1/0x5b0
[  256.034601][ T7109]  get_tree_bdev_flags+0x40e/0x4d0
[  256.034622][ T7109]  ? __pfx_gfs2_fill_super+0x10/0x10
[  256.034643][ T7109]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  256.034662][ T7109]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  256.034697][ T7109]  gfs2_get_tree+0x51/0x1e0
[  256.034720][ T7109]  vfs_get_tree+0x92/0x2b0
[  256.034743][ T7109]  do_new_mount+0x302/0xa10
[  256.034764][ T7109]  ? apparmor_capable+0x137/0x1b0
[  256.034796][ T7109]  ? __pfx_do_new_mount+0x10/0x10
[  256.034819][ T7109]  ? ns_capable+0x8a/0xf0
[  256.034846][ T7109]  ? kmem_cache_free+0x19b/0x690
[  256.034879][ T7109]  __se_sys_mount+0x313/0x410
[  256.034908][ T7109]  ? __pfx___se_sys_mount+0x10/0x10
[  256.034943][ T7109]  ? do_syscall_64+0xbe/0xfa0
[  256.034962][ T7109]  ? __x64_sys_mount+0x20/0xc0
[  256.034984][ T7109]  do_syscall_64+0xfa/0xfa0
[  256.035003][ T7109]  ? lockdep_hardirqs_on+0x9c/0x150
[  256.035023][ T7109]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  256.035042][ T7109]  ? clear_bhb_loop+0x60/0xb0
[  256.035063][ T7109]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  256.035080][ T7109] RIP: 0033:0x7fbbe759038a
[  256.035097][ T7109] 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
[  256.035113][ T7109] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  256.035133][ T7109] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  256.035147][ T7109] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  256.035160][ T7109] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  256.035173][ T7109] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  256.035185][ T7109] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  256.035216][ T7109]  </TASK>
[  256.035240][ T7109] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  256.363054][ T7109] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  256.692991][ T7113] loop1: detected capacity change from 0 to 32768
[  256.717202][ T7113] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  256.725127][ T7113] CPU: 0 UID: 0 PID: 7113 Comm: syz.1.177 Not tainted syzkaller #0 PREEMPT(full) 
[  256.725153][ T7113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  256.725164][ T7113] Call Trace:
[  256.725173][ T7113]  <TASK>
[  256.725181][ T7113]  dump_stack_lvl+0x189/0x250
[  256.725209][ T7113]  ? __pfx_dump_stack_lvl+0x10/0x10
[  256.725229][ T7113]  ? __pfx__printk+0x10/0x10
[  256.725256][ T7113]  ? kernfs_path_from_node+0x250/0x290
[  256.725274][ T7113]  ? kernfs_path_from_node+0x2f/0x290
[  256.725297][ T7113]  sysfs_create_dir_ns+0x259/0x280
[  256.725319][ T7113]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  256.725341][ T7113]  ? do_raw_spin_unlock+0x122/0x240
[  256.725365][ T7113]  kobject_add_internal+0x59f/0xb40
[  256.725397][ T7113]  kobject_init_and_add+0x125/0x190
[  256.725426][ T7113]  ? __pfx_kobject_init_and_add+0x10/0x10
[  256.725450][ T7113]  ? __raw_spin_lock_init+0x45/0x100
[  256.725472][ T7113]  ? __init_swait_queue_head+0xa9/0x150
[  256.725495][ T7113]  gfs2_sys_fs_add+0x234/0x450
[  256.725524][ T7113]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  256.725554][ T7113]  ? is_dynamic_key+0xd6/0x1c0
[  256.725576][ T7113]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  256.725610][ T7113]  gfs2_fill_super+0x13e8/0x2230
[  256.725647][ T7113]  ? __pfx_gfs2_fill_super+0x10/0x10
[  256.725678][ T7113]  ? sb_set_blocksize+0x104/0x180
[  256.725704][ T7113]  ? setup_bdev_super+0x4c1/0x5b0
[  256.725729][ T7113]  get_tree_bdev_flags+0x40e/0x4d0
[  256.725751][ T7113]  ? __pfx_gfs2_fill_super+0x10/0x10
[  256.725772][ T7113]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  256.725792][ T7113]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  256.725828][ T7113]  gfs2_get_tree+0x51/0x1e0
[  256.725850][ T7113]  vfs_get_tree+0x92/0x2b0
[  256.725872][ T7113]  do_new_mount+0x302/0xa10
[  256.725890][ T7113]  ? apparmor_capable+0x137/0x1b0
[  256.725918][ T7113]  ? __pfx_do_new_mount+0x10/0x10
[  256.725940][ T7113]  ? ns_capable+0x8a/0xf0
[  256.725964][ T7113]  ? kmem_cache_free+0x19b/0x690
[  256.725994][ T7113]  __se_sys_mount+0x313/0x410
[  256.726021][ T7113]  ? __pfx___se_sys_mount+0x10/0x10
[  256.726047][ T7113]  ? do_syscall_64+0xbe/0xfa0
[  256.726065][ T7113]  ? __x64_sys_mount+0x20/0xc0
[  256.726089][ T7113]  do_syscall_64+0xfa/0xfa0
[  256.726107][ T7113]  ? lockdep_hardirqs_on+0x9c/0x150
[  256.726126][ T7113]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  256.726145][ T7113]  ? clear_bhb_loop+0x60/0xb0
[  256.726167][ T7113]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  256.726184][ T7113] RIP: 0033:0x7fbbe759038a
[  256.726201][ T7113] 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
[  256.726217][ T7113] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  256.726237][ T7113] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  256.726249][ T7113] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  256.726259][ T7113] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  256.726270][ T7113] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  256.726282][ T7113] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  256.726311][ T7113]  </TASK>
[  256.726398][ T7113] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  257.055420][ T7113] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 12:44:32 executed programs: 163
[  257.377296][ T7117] loop1: detected capacity change from 0 to 32768
[  257.397085][ T7117] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  257.405002][ T7117] CPU: 0 UID: 0 PID: 7117 Comm: syz.1.178 Not tainted syzkaller #0 PREEMPT(full) 
[  257.405026][ T7117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  257.405037][ T7117] Call Trace:
[  257.405045][ T7117]  <TASK>
[  257.405053][ T7117]  dump_stack_lvl+0x189/0x250
[  257.405081][ T7117]  ? __pfx_dump_stack_lvl+0x10/0x10
[  257.405100][ T7117]  ? __pfx__printk+0x10/0x10
[  257.405125][ T7117]  ? kernfs_path_from_node+0x250/0x290
[  257.405144][ T7117]  ? kernfs_path_from_node+0x2f/0x290
[  257.405167][ T7117]  sysfs_create_dir_ns+0x259/0x280
[  257.405188][ T7117]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  257.405209][ T7117]  ? do_raw_spin_unlock+0x122/0x240
[  257.405234][ T7117]  kobject_add_internal+0x59f/0xb40
[  257.405265][ T7117]  kobject_init_and_add+0x125/0x190
[  257.405294][ T7117]  ? __pfx_kobject_init_and_add+0x10/0x10
[  257.405319][ T7117]  ? __raw_spin_lock_init+0x45/0x100
[  257.405340][ T7117]  ? __init_swait_queue_head+0xa9/0x150
[  257.405363][ T7117]  gfs2_sys_fs_add+0x234/0x450
[  257.405391][ T7117]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  257.405422][ T7117]  ? is_dynamic_key+0xd6/0x1c0
[  257.405444][ T7117]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  257.405478][ T7117]  gfs2_fill_super+0x13e8/0x2230
[  257.405514][ T7117]  ? __pfx_gfs2_fill_super+0x10/0x10
[  257.405545][ T7117]  ? sb_set_blocksize+0x104/0x180
[  257.405570][ T7117]  ? setup_bdev_super+0x4c1/0x5b0
[  257.405595][ T7117]  get_tree_bdev_flags+0x40e/0x4d0
[  257.405616][ T7117]  ? __pfx_gfs2_fill_super+0x10/0x10
[  257.405637][ T7117]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  257.405656][ T7117]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  257.405692][ T7117]  gfs2_get_tree+0x51/0x1e0
[  257.405722][ T7117]  vfs_get_tree+0x92/0x2b0
[  257.405746][ T7117]  do_new_mount+0x302/0xa10
[  257.405767][ T7117]  ? apparmor_capable+0x137/0x1b0
[  257.405797][ T7117]  ? __pfx_do_new_mount+0x10/0x10
[  257.405819][ T7117]  ? ns_capable+0x8a/0xf0
[  257.405845][ T7117]  ? kmem_cache_free+0x19b/0x690
[  257.405877][ T7117]  __se_sys_mount+0x313/0x410
[  257.405906][ T7117]  ? __pfx___se_sys_mount+0x10/0x10
[  257.405933][ T7117]  ? do_syscall_64+0xbe/0xfa0
[  257.405951][ T7117]  ? __x64_sys_mount+0x20/0xc0
[  257.405976][ T7117]  do_syscall_64+0xfa/0xfa0
[  257.405995][ T7117]  ? lockdep_hardirqs_on+0x9c/0x150
[  257.406015][ T7117]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  257.406033][ T7117]  ? clear_bhb_loop+0x60/0xb0
[  257.406054][ T7117]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  257.406072][ T7117] RIP: 0033:0x7fbbe759038a
[  257.406089][ T7117] 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
[  257.406104][ T7117] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  257.406124][ T7117] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  257.406138][ T7117] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  257.406151][ T7117] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  257.406163][ T7117] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  257.406176][ T7117] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  257.406207][ T7117]  </TASK>
[  257.406231][ T7117] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  257.734296][ T7117] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  258.055576][ T7121] loop1: detected capacity change from 0 to 32768
[  258.070151][ T7121] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  258.078410][ T7121] CPU: 0 UID: 0 PID: 7121 Comm: syz.1.179 Not tainted syzkaller #0 PREEMPT(full) 
[  258.078435][ T7121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  258.078455][ T7121] Call Trace:
[  258.078463][ T7121]  <TASK>
[  258.078471][ T7121]  dump_stack_lvl+0x189/0x250
[  258.078498][ T7121]  ? __pfx_dump_stack_lvl+0x10/0x10
[  258.078519][ T7121]  ? __pfx__printk+0x10/0x10
[  258.078544][ T7121]  ? kernfs_path_from_node+0x250/0x290
[  258.078561][ T7121]  ? kernfs_path_from_node+0x2f/0x290
[  258.078583][ T7121]  sysfs_create_dir_ns+0x259/0x280
[  258.078604][ T7121]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  258.078625][ T7121]  ? do_raw_spin_unlock+0x122/0x240
[  258.078651][ T7121]  kobject_add_internal+0x59f/0xb40
[  258.078683][ T7121]  kobject_init_and_add+0x125/0x190
[  258.078712][ T7121]  ? __pfx_kobject_init_and_add+0x10/0x10
[  258.078736][ T7121]  ? __raw_spin_lock_init+0x45/0x100
[  258.078756][ T7121]  ? __init_swait_queue_head+0xa9/0x150
[  258.078778][ T7121]  gfs2_sys_fs_add+0x234/0x450
[  258.078805][ T7121]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  258.078835][ T7121]  ? is_dynamic_key+0xd6/0x1c0
[  258.078857][ T7121]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  258.078889][ T7121]  gfs2_fill_super+0x13e8/0x2230
[  258.078924][ T7121]  ? __pfx_gfs2_fill_super+0x10/0x10
[  258.078948][ T7121]  ? sb_set_blocksize+0x104/0x180
[  258.078972][ T7121]  ? setup_bdev_super+0x4c1/0x5b0
[  258.078997][ T7121]  get_tree_bdev_flags+0x40e/0x4d0
[  258.079019][ T7121]  ? __pfx_gfs2_fill_super+0x10/0x10
[  258.079039][ T7121]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  258.079058][ T7121]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  258.079093][ T7121]  gfs2_get_tree+0x51/0x1e0
[  258.079118][ T7121]  vfs_get_tree+0x92/0x2b0
[  258.079140][ T7121]  do_new_mount+0x302/0xa10
[  258.079160][ T7121]  ? apparmor_capable+0x137/0x1b0
[  258.079191][ T7121]  ? __pfx_do_new_mount+0x10/0x10
[  258.079213][ T7121]  ? ns_capable+0x8a/0xf0
[  258.079240][ T7121]  ? kmem_cache_free+0x19b/0x690
[  258.079273][ T7121]  __se_sys_mount+0x313/0x410
[  258.079301][ T7121]  ? __pfx___se_sys_mount+0x10/0x10
[  258.079328][ T7121]  ? do_syscall_64+0xbe/0xfa0
[  258.079347][ T7121]  ? __x64_sys_mount+0x20/0xc0
[  258.079371][ T7121]  do_syscall_64+0xfa/0xfa0
[  258.079390][ T7121]  ? lockdep_hardirqs_on+0x9c/0x150
[  258.079410][ T7121]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  258.079428][ T7121]  ? clear_bhb_loop+0x60/0xb0
[  258.079457][ T7121]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  258.079474][ T7121] RIP: 0033:0x7fbbe759038a
[  258.079492][ T7121] 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
[  258.079508][ T7121] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  258.079529][ T7121] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  258.079543][ T7121] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  258.079557][ T7121] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  258.079570][ T7121] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  258.079582][ T7121] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  258.079614][ T7121]  </TASK>
[  258.079647][ T7121] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  258.407206][ T7121] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  258.732120][ T7125] loop1: detected capacity change from 0 to 32768
[  258.745009][ T7125] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  258.752855][ T7125] CPU: 1 UID: 0 PID: 7125 Comm: syz.1.180 Not tainted syzkaller #0 PREEMPT(full) 
[  258.752879][ T7125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  258.752890][ T7125] Call Trace:
[  258.752897][ T7125]  <TASK>
[  258.752906][ T7125]  dump_stack_lvl+0x189/0x250
[  258.752934][ T7125]  ? __pfx_dump_stack_lvl+0x10/0x10
[  258.752954][ T7125]  ? __pfx__printk+0x10/0x10
[  258.752980][ T7125]  ? kernfs_path_from_node+0x250/0x290
[  258.752998][ T7125]  ? kernfs_path_from_node+0x2f/0x290
[  258.753020][ T7125]  sysfs_create_dir_ns+0x259/0x280
[  258.753041][ T7125]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  258.753062][ T7125]  ? do_raw_spin_unlock+0x122/0x240
[  258.753085][ T7125]  kobject_add_internal+0x59f/0xb40
[  258.753116][ T7125]  kobject_init_and_add+0x125/0x190
[  258.753143][ T7125]  ? __pfx_kobject_init_and_add+0x10/0x10
[  258.753166][ T7125]  ? __raw_spin_lock_init+0x45/0x100
[  258.753187][ T7125]  ? __init_swait_queue_head+0xa9/0x150
[  258.753209][ T7125]  gfs2_sys_fs_add+0x234/0x450
[  258.753236][ T7125]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  258.753265][ T7125]  ? is_dynamic_key+0xd6/0x1c0
[  258.753287][ T7125]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  258.753320][ T7125]  gfs2_fill_super+0x13e8/0x2230
[  258.753366][ T7125]  ? __pfx_gfs2_fill_super+0x10/0x10
[  258.753391][ T7125]  ? sb_set_blocksize+0x104/0x180
[  258.753415][ T7125]  ? setup_bdev_super+0x4c1/0x5b0
[  258.753440][ T7125]  get_tree_bdev_flags+0x40e/0x4d0
[  258.753465][ T7125]  ? __pfx_gfs2_fill_super+0x10/0x10
[  258.753485][ T7125]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  258.753505][ T7125]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  258.753542][ T7125]  gfs2_get_tree+0x51/0x1e0
[  258.753566][ T7125]  vfs_get_tree+0x92/0x2b0
[  258.753589][ T7125]  do_new_mount+0x302/0xa10
[  258.753610][ T7125]  ? apparmor_capable+0x137/0x1b0
[  258.753639][ T7125]  ? __pfx_do_new_mount+0x10/0x10
[  258.753662][ T7125]  ? ns_capable+0x8a/0xf0
[  258.753687][ T7125]  ? kmem_cache_free+0x19b/0x690
[  258.753719][ T7125]  __se_sys_mount+0x313/0x410
[  258.753746][ T7125]  ? __pfx___se_sys_mount+0x10/0x10
[  258.753771][ T7125]  ? do_syscall_64+0xbe/0xfa0
[  258.753790][ T7125]  ? __x64_sys_mount+0x20/0xc0
[  258.753815][ T7125]  do_syscall_64+0xfa/0xfa0
[  258.753833][ T7125]  ? lockdep_hardirqs_on+0x9c/0x150
[  258.753852][ T7125]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  258.753870][ T7125]  ? clear_bhb_loop+0x60/0xb0
[  258.753891][ T7125]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  258.753908][ T7125] RIP: 0033:0x7fbbe759038a
[  258.753924][ T7125] 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
[  258.753940][ T7125] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  258.753959][ T7125] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  258.753974][ T7125] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  258.753987][ T7125] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  258.754000][ T7125] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  258.754012][ T7125] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  258.754040][ T7125]  </TASK>
[  258.754066][ T7125] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  259.081194][ T7125] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  259.414277][ T7129] loop1: detected capacity change from 0 to 32768
[  259.426795][ T7129] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  259.435206][ T7129] CPU: 0 UID: 0 PID: 7129 Comm: syz.1.181 Not tainted syzkaller #0 PREEMPT(full) 
[  259.435237][ T7129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  259.435258][ T7129] Call Trace:
[  259.435266][ T7129]  <TASK>
[  259.435274][ T7129]  dump_stack_lvl+0x189/0x250
[  259.435301][ T7129]  ? __pfx_dump_stack_lvl+0x10/0x10
[  259.435320][ T7129]  ? __pfx__printk+0x10/0x10
[  259.435344][ T7129]  ? kernfs_path_from_node+0x250/0x290
[  259.435363][ T7129]  ? kernfs_path_from_node+0x2f/0x290
[  259.435384][ T7129]  sysfs_create_dir_ns+0x259/0x280
[  259.435405][ T7129]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  259.435425][ T7129]  ? do_raw_spin_unlock+0x122/0x240
[  259.435448][ T7129]  kobject_add_internal+0x59f/0xb40
[  259.435481][ T7129]  kobject_init_and_add+0x125/0x190
[  259.435507][ T7129]  ? __pfx_kobject_init_and_add+0x10/0x10
[  259.435532][ T7129]  ? __raw_spin_lock_init+0x45/0x100
[  259.435557][ T7129]  ? __init_swait_queue_head+0xa9/0x150
[  259.435580][ T7129]  gfs2_sys_fs_add+0x234/0x450
[  259.435608][ T7129]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  259.435638][ T7129]  ? is_dynamic_key+0xd6/0x1c0
[  259.435660][ T7129]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  259.435694][ T7129]  gfs2_fill_super+0x13e8/0x2230
[  259.435728][ T7129]  ? __pfx_gfs2_fill_super+0x10/0x10
[  259.435752][ T7129]  ? sb_set_blocksize+0x104/0x180
[  259.435776][ T7129]  ? setup_bdev_super+0x4c1/0x5b0
[  259.435801][ T7129]  get_tree_bdev_flags+0x40e/0x4d0
[  259.435822][ T7129]  ? __pfx_gfs2_fill_super+0x10/0x10
[  259.435844][ T7129]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  259.435864][ T7129]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  259.435899][ T7129]  gfs2_get_tree+0x51/0x1e0
[  259.435924][ T7129]  vfs_get_tree+0x92/0x2b0
[  259.435947][ T7129]  do_new_mount+0x302/0xa10
[  259.435968][ T7129]  ? apparmor_capable+0x137/0x1b0
[  259.435997][ T7129]  ? __pfx_do_new_mount+0x10/0x10
[  259.436019][ T7129]  ? ns_capable+0x8a/0xf0
[  259.436046][ T7129]  ? kmem_cache_free+0x19b/0x690
[  259.436079][ T7129]  __se_sys_mount+0x313/0x410
[  259.436106][ T7129]  ? __pfx___se_sys_mount+0x10/0x10
[  259.436132][ T7129]  ? do_syscall_64+0xbe/0xfa0
[  259.436151][ T7129]  ? __x64_sys_mount+0x20/0xc0
[  259.436177][ T7129]  do_syscall_64+0xfa/0xfa0
[  259.436196][ T7129]  ? lockdep_hardirqs_on+0x9c/0x150
[  259.436216][ T7129]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  259.436234][ T7129]  ? clear_bhb_loop+0x60/0xb0
[  259.436301][ T7129]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  259.436318][ T7129] RIP: 0033:0x7fbbe759038a
[  259.436335][ T7129] 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
[  259.436351][ T7129] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  259.436369][ T7129] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  259.436382][ T7129] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  259.436395][ T7129] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  259.436406][ T7129] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  259.436418][ T7129] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  259.436449][ T7129]  </TASK>
[  259.436475][ T7129] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  259.765197][ T7129] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  260.102442][ T7133] loop1: detected capacity change from 0 to 32768
[  260.120026][ T7133] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  260.127444][ T7133] CPU: 1 UID: 0 PID: 7133 Comm: syz.1.182 Not tainted syzkaller #0 PREEMPT(full) 
[  260.127469][ T7133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  260.127481][ T7133] Call Trace:
[  260.127489][ T7133]  <TASK>
[  260.127497][ T7133]  dump_stack_lvl+0x189/0x250
[  260.127526][ T7133]  ? __pfx_dump_stack_lvl+0x10/0x10
[  260.127549][ T7133]  ? __pfx__printk+0x10/0x10
[  260.127571][ T7133]  ? kernfs_path_from_node+0x250/0x290
[  260.127588][ T7133]  ? kernfs_path_from_node+0x2f/0x290
[  260.127610][ T7133]  sysfs_create_dir_ns+0x259/0x280
[  260.127632][ T7133]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  260.127653][ T7133]  ? do_raw_spin_unlock+0x122/0x240
[  260.127676][ T7133]  kobject_add_internal+0x59f/0xb40
[  260.127709][ T7133]  kobject_init_and_add+0x125/0x190
[  260.127738][ T7133]  ? __pfx_kobject_init_and_add+0x10/0x10
[  260.127762][ T7133]  ? __raw_spin_lock_init+0x45/0x100
[  260.127783][ T7133]  ? __init_swait_queue_head+0xa9/0x150
[  260.127806][ T7133]  gfs2_sys_fs_add+0x234/0x450
[  260.127835][ T7133]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  260.127867][ T7133]  ? is_dynamic_key+0xd6/0x1c0
[  260.127889][ T7133]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  260.127923][ T7133]  gfs2_fill_super+0x13e8/0x2230
[  260.127959][ T7133]  ? __pfx_gfs2_fill_super+0x10/0x10
[  260.127983][ T7133]  ? sb_set_blocksize+0x104/0x180
[  260.128007][ T7133]  ? setup_bdev_super+0x4c1/0x5b0
[  260.128032][ T7133]  get_tree_bdev_flags+0x40e/0x4d0
[  260.128052][ T7133]  ? __pfx_gfs2_fill_super+0x10/0x10
[  260.128072][ T7133]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  260.128091][ T7133]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  260.128126][ T7133]  gfs2_get_tree+0x51/0x1e0
[  260.128150][ T7133]  vfs_get_tree+0x92/0x2b0
[  260.128173][ T7133]  do_new_mount+0x302/0xa10
[  260.128193][ T7133]  ? apparmor_capable+0x137/0x1b0
[  260.128223][ T7133]  ? __pfx_do_new_mount+0x10/0x10
[  260.128245][ T7133]  ? ns_capable+0x8a/0xf0
[  260.128272][ T7133]  ? kmem_cache_free+0x19b/0x690
[  260.128305][ T7133]  __se_sys_mount+0x313/0x410
[  260.128332][ T7133]  ? __pfx___se_sys_mount+0x10/0x10
[  260.128358][ T7133]  ? do_syscall_64+0xbe/0xfa0
[  260.128377][ T7133]  ? __x64_sys_mount+0x20/0xc0
[  260.128403][ T7133]  do_syscall_64+0xfa/0xfa0
[  260.128422][ T7133]  ? lockdep_hardirqs_on+0x9c/0x150
[  260.128451][ T7133]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  260.128470][ T7133]  ? clear_bhb_loop+0x60/0xb0
[  260.128491][ T7133]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  260.128508][ T7133] RIP: 0033:0x7fbbe759038a
[  260.128526][ T7133] 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
[  260.128541][ T7133] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  260.128561][ T7133] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  260.128574][ T7133] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  260.128588][ T7133] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  260.128599][ T7133] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  260.128611][ T7133] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  260.128640][ T7133]  </TASK>
[  260.440309][ T7133] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  260.454524][ T7133] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  260.792774][ T7137] loop1: detected capacity change from 0 to 32768
[  260.803311][ T7137] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  260.818441][ T7137] CPU: 0 UID: 0 PID: 7137 Comm: syz.1.183 Not tainted syzkaller #0 PREEMPT(full) 
[  260.818465][ T7137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  260.818476][ T7137] Call Trace:
[  260.818484][ T7137]  <TASK>
[  260.818493][ T7137]  dump_stack_lvl+0x189/0x250
[  260.818520][ T7137]  ? __pfx_dump_stack_lvl+0x10/0x10
[  260.818539][ T7137]  ? __pfx__printk+0x10/0x10
[  260.818564][ T7137]  ? kernfs_path_from_node+0x250/0x290
[  260.818583][ T7137]  ? kernfs_path_from_node+0x2f/0x290
[  260.818605][ T7137]  sysfs_create_dir_ns+0x259/0x280
[  260.818627][ T7137]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  260.818647][ T7137]  ? do_raw_spin_unlock+0x122/0x240
[  260.818671][ T7137]  kobject_add_internal+0x59f/0xb40
[  260.818703][ T7137]  kobject_init_and_add+0x125/0x190
[  260.818732][ T7137]  ? __pfx_kobject_init_and_add+0x10/0x10
[  260.818756][ T7137]  ? __raw_spin_lock_init+0x45/0x100
[  260.818775][ T7137]  ? __init_swait_queue_head+0xa9/0x150
[  260.818798][ T7137]  gfs2_sys_fs_add+0x234/0x450
[  260.818828][ T7137]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  260.818865][ T7137]  ? is_dynamic_key+0xd6/0x1c0
[  260.818888][ T7137]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  260.818922][ T7137]  gfs2_fill_super+0x13e8/0x2230
[  260.818957][ T7137]  ? __pfx_gfs2_fill_super+0x10/0x10
[  260.818981][ T7137]  ? sb_set_blocksize+0x104/0x180
[  260.819005][ T7137]  ? setup_bdev_super+0x4c1/0x5b0
[  260.819031][ T7137]  get_tree_bdev_flags+0x40e/0x4d0
[  260.819051][ T7137]  ? __pfx_gfs2_fill_super+0x10/0x10
[  260.819071][ T7137]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  260.819091][ T7137]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  260.819126][ T7137]  gfs2_get_tree+0x51/0x1e0
[  260.819149][ T7137]  vfs_get_tree+0x92/0x2b0
[  260.819173][ T7137]  do_new_mount+0x302/0xa10
[  260.819193][ T7137]  ? apparmor_capable+0x137/0x1b0
[  260.819223][ T7137]  ? __pfx_do_new_mount+0x10/0x10
[  260.819245][ T7137]  ? ns_capable+0x8a/0xf0
[  260.819271][ T7137]  ? kmem_cache_free+0x19b/0x690
[  260.819304][ T7137]  __se_sys_mount+0x313/0x410
[  260.819331][ T7137]  ? __pfx___se_sys_mount+0x10/0x10
[  260.819357][ T7137]  ? do_syscall_64+0xbe/0xfa0
[  260.819376][ T7137]  ? __x64_sys_mount+0x20/0xc0
[  260.819409][ T7137]  do_syscall_64+0xfa/0xfa0
[  260.819428][ T7137]  ? lockdep_hardirqs_on+0x9c/0x150
[  260.819449][ T7137]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  260.819468][ T7137]  ? clear_bhb_loop+0x60/0xb0
[  260.819489][ T7137]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  260.819506][ T7137] RIP: 0033:0x7fbbe759038a
[  260.819523][ T7137] 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
[  260.819539][ T7137] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  260.819559][ T7137] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  260.819573][ T7137] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  260.819586][ T7137] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  260.819598][ T7137] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  260.819609][ T7137] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  260.819638][ T7137]  </TASK>
[  260.819667][ T7137] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  261.149955][ T7137] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  261.482011][ T7141] loop1: detected capacity change from 0 to 32768
[  261.495426][ T7141] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  261.510073][ T7141] CPU: 0 UID: 0 PID: 7141 Comm: syz.1.184 Not tainted syzkaller #0 PREEMPT(full) 
[  261.510099][ T7141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  261.510111][ T7141] Call Trace:
[  261.510118][ T7141]  <TASK>
[  261.510127][ T7141]  dump_stack_lvl+0x189/0x250
[  261.510156][ T7141]  ? __pfx_dump_stack_lvl+0x10/0x10
[  261.510175][ T7141]  ? __pfx__printk+0x10/0x10
[  261.510199][ T7141]  ? kernfs_path_from_node+0x250/0x290
[  261.510218][ T7141]  ? kernfs_path_from_node+0x2f/0x290
[  261.510240][ T7141]  sysfs_create_dir_ns+0x259/0x280
[  261.510269][ T7141]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  261.510288][ T7141]  ? do_raw_spin_unlock+0x122/0x240
[  261.510313][ T7141]  kobject_add_internal+0x59f/0xb40
[  261.510345][ T7141]  kobject_init_and_add+0x125/0x190
[  261.510373][ T7141]  ? __pfx_kobject_init_and_add+0x10/0x10
[  261.510397][ T7141]  ? __raw_spin_lock_init+0x45/0x100
[  261.510418][ T7141]  ? __init_swait_queue_head+0xa9/0x150
[  261.510440][ T7141]  gfs2_sys_fs_add+0x234/0x450
[  261.510468][ T7141]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  261.510500][ T7141]  ? is_dynamic_key+0xd6/0x1c0
[  261.510522][ T7141]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  261.510553][ T7141]  gfs2_fill_super+0x13e8/0x2230
[  261.510589][ T7141]  ? __pfx_gfs2_fill_super+0x10/0x10
[  261.510615][ T7141]  ? sb_set_blocksize+0x104/0x180
[  261.510641][ T7141]  ? setup_bdev_super+0x4c1/0x5b0
[  261.510667][ T7141]  get_tree_bdev_flags+0x40e/0x4d0
[  261.510689][ T7141]  ? __pfx_gfs2_fill_super+0x10/0x10
[  261.510709][ T7141]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  261.510728][ T7141]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  261.510763][ T7141]  gfs2_get_tree+0x51/0x1e0
[  261.510786][ T7141]  vfs_get_tree+0x92/0x2b0
[  261.510808][ T7141]  do_new_mount+0x302/0xa10
[  261.510829][ T7141]  ? apparmor_capable+0x137/0x1b0
[  261.510860][ T7141]  ? __pfx_do_new_mount+0x10/0x10
[  261.510902][ T7141]  ? ns_capable+0x8a/0xf0
[  261.510928][ T7141]  ? kmem_cache_free+0x19b/0x690
[  261.510961][ T7141]  __se_sys_mount+0x313/0x410
[  261.510989][ T7141]  ? __pfx___se_sys_mount+0x10/0x10
[  261.511014][ T7141]  ? do_syscall_64+0xbe/0xfa0
[  261.511034][ T7141]  ? __x64_sys_mount+0x20/0xc0
[  261.511059][ T7141]  do_syscall_64+0xfa/0xfa0
[  261.511077][ T7141]  ? lockdep_hardirqs_on+0x9c/0x150
[  261.511096][ T7141]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  261.511114][ T7141]  ? clear_bhb_loop+0x60/0xb0
[  261.511136][ T7141]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  261.511153][ T7141] RIP: 0033:0x7fbbe759038a
[  261.511172][ T7141] 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
[  261.511188][ T7141] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  261.511208][ T7141] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  261.511223][ T7141] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  261.511236][ T7141] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  261.511255][ T7141] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  261.511268][ T7141] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  261.511298][ T7141]  </TASK>
[  261.511325][ T7141] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  261.839317][ T7141] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  262.176115][ T7145] loop1: detected capacity change from 0 to 32768
[  262.188909][ T7145] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  262.196330][ T7145] CPU: 1 UID: 0 PID: 7145 Comm: syz.1.185 Not tainted syzkaller #0 PREEMPT(full) 
[  262.196354][ T7145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  262.196365][ T7145] Call Trace:
[  262.196373][ T7145]  <TASK>
[  262.196381][ T7145]  dump_stack_lvl+0x189/0x250
[  262.196408][ T7145]  ? __pfx_dump_stack_lvl+0x10/0x10
[  262.196428][ T7145]  ? __pfx__printk+0x10/0x10
[  262.196451][ T7145]  ? kernfs_path_from_node+0x250/0x290
[  262.196469][ T7145]  ? kernfs_path_from_node+0x2f/0x290
[  262.196491][ T7145]  sysfs_create_dir_ns+0x259/0x280
[  262.196514][ T7145]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  262.196535][ T7145]  ? do_raw_spin_unlock+0x122/0x240
[  262.196558][ T7145]  kobject_add_internal+0x59f/0xb40
[  262.196590][ T7145]  kobject_init_and_add+0x125/0x190
[  262.196619][ T7145]  ? __pfx_kobject_init_and_add+0x10/0x10
[  262.196644][ T7145]  ? __raw_spin_lock_init+0x45/0x100
[  262.196665][ T7145]  ? __init_swait_queue_head+0xa9/0x150
[  262.196688][ T7145]  gfs2_sys_fs_add+0x234/0x450
[  262.196717][ T7145]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  262.196747][ T7145]  ? is_dynamic_key+0xd6/0x1c0
[  262.196769][ T7145]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  262.196802][ T7145]  gfs2_fill_super+0x13e8/0x2230
[  262.196836][ T7145]  ? __pfx_gfs2_fill_super+0x10/0x10
[  262.196861][ T7145]  ? sb_set_blocksize+0x104/0x180
[  262.196885][ T7145]  ? setup_bdev_super+0x4c1/0x5b0
[  262.196910][ T7145]  get_tree_bdev_flags+0x40e/0x4d0
[  262.196931][ T7145]  ? __pfx_gfs2_fill_super+0x10/0x10
[  262.196952][ T7145]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  262.196981][ T7145]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  262.197016][ T7145]  gfs2_get_tree+0x51/0x1e0
[  262.197040][ T7145]  vfs_get_tree+0x92/0x2b0
[  262.197064][ T7145]  do_new_mount+0x302/0xa10
[  262.197084][ T7145]  ? apparmor_capable+0x137/0x1b0
[  262.197114][ T7145]  ? __pfx_do_new_mount+0x10/0x10
[  262.197137][ T7145]  ? ns_capable+0x8a/0xf0
[  262.197163][ T7145]  ? kmem_cache_free+0x19b/0x690
[  262.197196][ T7145]  __se_sys_mount+0x313/0x410
[  262.197224][ T7145]  ? __pfx___se_sys_mount+0x10/0x10
[  262.197250][ T7145]  ? do_syscall_64+0xbe/0xfa0
[  262.197269][ T7145]  ? __x64_sys_mount+0x20/0xc0
[  262.197293][ T7145]  do_syscall_64+0xfa/0xfa0
[  262.197311][ T7145]  ? lockdep_hardirqs_on+0x9c/0x150
[  262.197332][ T7145]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  262.197349][ T7145]  ? clear_bhb_loop+0x60/0xb0
[  262.197370][ T7145]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  262.197387][ T7145] RIP: 0033:0x7fbbe759038a
[  262.197405][ T7145] 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
[  262.197421][ T7145] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  262.197440][ T7145] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  262.197453][ T7145] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  262.197467][ T7145] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  262.197479][ T7145] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  262.197491][ T7145] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  262.197520][ T7145]  </TASK>
[  262.508983][ T7145] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  262.523335][ T7145] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 12:44:38 executed programs: 171
[  262.854328][ T7149] loop1: detected capacity change from 0 to 32768
[  262.867492][ T7149] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  262.875058][ T7149] CPU: 1 UID: 0 PID: 7149 Comm: syz.1.186 Not tainted syzkaller #0 PREEMPT(full) 
[  262.875080][ T7149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  262.875091][ T7149] Call Trace:
[  262.875099][ T7149]  <TASK>
[  262.875107][ T7149]  dump_stack_lvl+0x189/0x250
[  262.875133][ T7149]  ? __pfx_dump_stack_lvl+0x10/0x10
[  262.875150][ T7149]  ? __pfx__printk+0x10/0x10
[  262.875174][ T7149]  ? kernfs_path_from_node+0x250/0x290
[  262.875192][ T7149]  ? kernfs_path_from_node+0x2f/0x290
[  262.875213][ T7149]  sysfs_create_dir_ns+0x259/0x280
[  262.875235][ T7149]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  262.875255][ T7149]  ? do_raw_spin_unlock+0x122/0x240
[  262.875279][ T7149]  kobject_add_internal+0x59f/0xb40
[  262.875311][ T7149]  kobject_init_and_add+0x125/0x190
[  262.875340][ T7149]  ? __pfx_kobject_init_and_add+0x10/0x10
[  262.875364][ T7149]  ? __raw_spin_lock_init+0x45/0x100
[  262.875385][ T7149]  ? __init_swait_queue_head+0xa9/0x150
[  262.875407][ T7149]  gfs2_sys_fs_add+0x234/0x450
[  262.875435][ T7149]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  262.875464][ T7149]  ? is_dynamic_key+0xd6/0x1c0
[  262.875483][ T7149]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  262.875512][ T7149]  gfs2_fill_super+0x13e8/0x2230
[  262.875543][ T7149]  ? __pfx_gfs2_fill_super+0x10/0x10
[  262.875566][ T7149]  ? sb_set_blocksize+0x104/0x180
[  262.875588][ T7149]  ? setup_bdev_super+0x4c1/0x5b0
[  262.875612][ T7149]  get_tree_bdev_flags+0x40e/0x4d0
[  262.875634][ T7149]  ? __pfx_gfs2_fill_super+0x10/0x10
[  262.875653][ T7149]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  262.875671][ T7149]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  262.875704][ T7149]  gfs2_get_tree+0x51/0x1e0
[  262.875725][ T7149]  vfs_get_tree+0x92/0x2b0
[  262.875746][ T7149]  do_new_mount+0x302/0xa10
[  262.875765][ T7149]  ? apparmor_capable+0x137/0x1b0
[  262.875800][ T7149]  ? __pfx_do_new_mount+0x10/0x10
[  262.875835][ T7149]  ? ns_capable+0x8a/0xf0
[  262.875859][ T7149]  ? kmem_cache_free+0x19b/0x690
[  262.875889][ T7149]  __se_sys_mount+0x313/0x410
[  262.875914][ T7149]  ? __pfx___se_sys_mount+0x10/0x10
[  262.875938][ T7149]  ? do_syscall_64+0xbe/0xfa0
[  262.875955][ T7149]  ? __x64_sys_mount+0x20/0xc0
[  262.875976][ T7149]  do_syscall_64+0xfa/0xfa0
[  262.875993][ T7149]  ? lockdep_hardirqs_on+0x9c/0x150
[  262.876009][ T7149]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  262.876023][ T7149]  ? clear_bhb_loop+0x60/0xb0
[  262.876040][ T7149]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  262.876053][ T7149] RIP: 0033:0x7fbbe759038a
[  262.876068][ T7149] 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
[  262.876082][ T7149] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  262.876099][ T7149] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  262.876109][ T7149] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  262.876120][ T7149] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  262.876129][ T7149] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  262.876139][ T7149] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  262.876162][ T7149]  </TASK>
[  262.876191][ T7149] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  263.203970][ T7149] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  263.535702][ T7153] loop1: detected capacity change from 0 to 32768
[  263.549045][ T7153] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  263.556489][ T7153] CPU: 1 UID: 0 PID: 7153 Comm: syz.1.187 Not tainted syzkaller #0 PREEMPT(full) 
[  263.556513][ T7153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  263.556524][ T7153] Call Trace:
[  263.556532][ T7153]  <TASK>
[  263.556541][ T7153]  dump_stack_lvl+0x189/0x250
[  263.556568][ T7153]  ? __pfx_dump_stack_lvl+0x10/0x10
[  263.556588][ T7153]  ? __pfx__printk+0x10/0x10
[  263.556613][ T7153]  ? kernfs_path_from_node+0x250/0x290
[  263.556631][ T7153]  ? kernfs_path_from_node+0x2f/0x290
[  263.556653][ T7153]  sysfs_create_dir_ns+0x259/0x280
[  263.556673][ T7153]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  263.556694][ T7153]  ? do_raw_spin_unlock+0x122/0x240
[  263.556718][ T7153]  kobject_add_internal+0x59f/0xb40
[  263.556752][ T7153]  kobject_init_and_add+0x125/0x190
[  263.556780][ T7153]  ? __pfx_kobject_init_and_add+0x10/0x10
[  263.556805][ T7153]  ? __raw_spin_lock_init+0x45/0x100
[  263.556826][ T7153]  ? __init_swait_queue_head+0xa9/0x150
[  263.556847][ T7153]  gfs2_sys_fs_add+0x234/0x450
[  263.556874][ T7153]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  263.556904][ T7153]  ? is_dynamic_key+0xd6/0x1c0
[  263.556925][ T7153]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  263.556957][ T7153]  gfs2_fill_super+0x13e8/0x2230
[  263.556991][ T7153]  ? __pfx_gfs2_fill_super+0x10/0x10
[  263.557024][ T7153]  ? sb_set_blocksize+0x104/0x180
[  263.557048][ T7153]  ? setup_bdev_super+0x4c1/0x5b0
[  263.557074][ T7153]  get_tree_bdev_flags+0x40e/0x4d0
[  263.557095][ T7153]  ? __pfx_gfs2_fill_super+0x10/0x10
[  263.557115][ T7153]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  263.557134][ T7153]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  263.557170][ T7153]  gfs2_get_tree+0x51/0x1e0
[  263.557194][ T7153]  vfs_get_tree+0x92/0x2b0
[  263.557215][ T7153]  do_new_mount+0x302/0xa10
[  263.557235][ T7153]  ? apparmor_capable+0x137/0x1b0
[  263.557265][ T7153]  ? __pfx_do_new_mount+0x10/0x10
[  263.557286][ T7153]  ? ns_capable+0x8a/0xf0
[  263.557311][ T7153]  ? kmem_cache_free+0x19b/0x690
[  263.557344][ T7153]  __se_sys_mount+0x313/0x410
[  263.557374][ T7153]  ? __pfx___se_sys_mount+0x10/0x10
[  263.557401][ T7153]  ? do_syscall_64+0xbe/0xfa0
[  263.557419][ T7153]  ? __x64_sys_mount+0x20/0xc0
[  263.557444][ T7153]  do_syscall_64+0xfa/0xfa0
[  263.557462][ T7153]  ? lockdep_hardirqs_on+0x9c/0x150
[  263.557481][ T7153]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  263.557499][ T7153]  ? clear_bhb_loop+0x60/0xb0
[  263.557520][ T7153]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  263.557537][ T7153] RIP: 0033:0x7fbbe759038a
[  263.557558][ T7153] 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
[  263.557572][ T7153] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  263.557590][ T7153] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  263.557603][ T7153] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  263.557615][ T7153] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  263.557627][ T7153] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  263.557639][ T7153] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  263.557670][ T7153]  </TASK>
[  263.871028][ T7153] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  263.885261][ T7153] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  264.211836][ T7157] loop1: detected capacity change from 0 to 32768
[  264.227841][ T7157] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  264.238034][ T7157] CPU: 1 UID: 0 PID: 7157 Comm: syz.1.188 Not tainted syzkaller #0 PREEMPT(full) 
[  264.238059][ T7157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  264.238070][ T7157] Call Trace:
[  264.238078][ T7157]  <TASK>
[  264.238087][ T7157]  dump_stack_lvl+0x189/0x250
[  264.238115][ T7157]  ? __pfx_dump_stack_lvl+0x10/0x10
[  264.238134][ T7157]  ? __pfx__printk+0x10/0x10
[  264.238159][ T7157]  ? kernfs_path_from_node+0x250/0x290
[  264.238177][ T7157]  ? kernfs_path_from_node+0x2f/0x290
[  264.238200][ T7157]  sysfs_create_dir_ns+0x259/0x280
[  264.238222][ T7157]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  264.238243][ T7157]  ? do_raw_spin_unlock+0x122/0x240
[  264.238268][ T7157]  kobject_add_internal+0x59f/0xb40
[  264.238300][ T7157]  kobject_init_and_add+0x125/0x190
[  264.238329][ T7157]  ? __pfx_kobject_init_and_add+0x10/0x10
[  264.238354][ T7157]  ? __raw_spin_lock_init+0x45/0x100
[  264.238375][ T7157]  ? __init_swait_queue_head+0xa9/0x150
[  264.238398][ T7157]  gfs2_sys_fs_add+0x234/0x450
[  264.238426][ T7157]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  264.238457][ T7157]  ? is_dynamic_key+0xd6/0x1c0
[  264.238479][ T7157]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  264.238513][ T7157]  gfs2_fill_super+0x13e8/0x2230
[  264.238549][ T7157]  ? __pfx_gfs2_fill_super+0x10/0x10
[  264.238575][ T7157]  ? sb_set_blocksize+0x104/0x180
[  264.238599][ T7157]  ? setup_bdev_super+0x4c1/0x5b0
[  264.238624][ T7157]  get_tree_bdev_flags+0x40e/0x4d0
[  264.238646][ T7157]  ? __pfx_gfs2_fill_super+0x10/0x10
[  264.238667][ T7157]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  264.238687][ T7157]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  264.238722][ T7157]  gfs2_get_tree+0x51/0x1e0
[  264.238751][ T7157]  vfs_get_tree+0x92/0x2b0
[  264.238775][ T7157]  do_new_mount+0x302/0xa10
[  264.238796][ T7157]  ? apparmor_capable+0x137/0x1b0
[  264.238826][ T7157]  ? __pfx_do_new_mount+0x10/0x10
[  264.238848][ T7157]  ? ns_capable+0x8a/0xf0
[  264.238875][ T7157]  ? kmem_cache_free+0x19b/0x690
[  264.238907][ T7157]  __se_sys_mount+0x313/0x410
[  264.238940][ T7157]  ? __pfx___se_sys_mount+0x10/0x10
[  264.238967][ T7157]  ? do_syscall_64+0xbe/0xfa0
[  264.238986][ T7157]  ? __x64_sys_mount+0x20/0xc0
[  264.239019][ T7157]  do_syscall_64+0xfa/0xfa0
[  264.239038][ T7157]  ? lockdep_hardirqs_on+0x9c/0x150
[  264.239057][ T7157]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  264.239075][ T7157]  ? clear_bhb_loop+0x60/0xb0
[  264.239097][ T7157]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  264.239114][ T7157] RIP: 0033:0x7fbbe759038a
[  264.239131][ T7157] 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
[  264.239147][ T7157] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  264.239166][ T7157] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  264.239180][ T7157] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  264.239194][ T7157] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  264.239206][ T7157] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  264.239219][ T7157] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  264.239249][ T7157]  </TASK>
[  264.239275][ T7157] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  264.566087][ T7157] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  264.897094][ T7161] loop1: detected capacity change from 0 to 32768
[  264.910441][ T7161] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  264.918364][ T7161] CPU: 1 UID: 0 PID: 7161 Comm: syz.1.189 Not tainted syzkaller #0 PREEMPT(full) 
[  264.918388][ T7161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  264.918399][ T7161] Call Trace:
[  264.918407][ T7161]  <TASK>
[  264.918415][ T7161]  dump_stack_lvl+0x189/0x250
[  264.918442][ T7161]  ? __pfx_dump_stack_lvl+0x10/0x10
[  264.918462][ T7161]  ? __pfx__printk+0x10/0x10
[  264.918497][ T7161]  ? kernfs_path_from_node+0x250/0x290
[  264.918515][ T7161]  ? kernfs_path_from_node+0x2f/0x290
[  264.918538][ T7161]  sysfs_create_dir_ns+0x259/0x280
[  264.918560][ T7161]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  264.918580][ T7161]  ? do_raw_spin_unlock+0x122/0x240
[  264.918612][ T7161]  kobject_add_internal+0x59f/0xb40
[  264.918645][ T7161]  kobject_init_and_add+0x125/0x190
[  264.918673][ T7161]  ? __pfx_kobject_init_and_add+0x10/0x10
[  264.918697][ T7161]  ? __raw_spin_lock_init+0x45/0x100
[  264.918718][ T7161]  ? __init_swait_queue_head+0xa9/0x150
[  264.918740][ T7161]  gfs2_sys_fs_add+0x234/0x450
[  264.918768][ T7161]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  264.918800][ T7161]  ? is_dynamic_key+0xd6/0x1c0
[  264.918822][ T7161]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  264.918855][ T7161]  gfs2_fill_super+0x13e8/0x2230
[  264.918892][ T7161]  ? __pfx_gfs2_fill_super+0x10/0x10
[  264.918915][ T7161]  ? sb_set_blocksize+0x104/0x180
[  264.918939][ T7161]  ? setup_bdev_super+0x4c1/0x5b0
[  264.918965][ T7161]  get_tree_bdev_flags+0x40e/0x4d0
[  264.918985][ T7161]  ? __pfx_gfs2_fill_super+0x10/0x10
[  264.919005][ T7161]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  264.919024][ T7161]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  264.919058][ T7161]  gfs2_get_tree+0x51/0x1e0
[  264.919082][ T7161]  vfs_get_tree+0x92/0x2b0
[  264.919104][ T7161]  do_new_mount+0x302/0xa10
[  264.919124][ T7161]  ? apparmor_capable+0x137/0x1b0
[  264.919154][ T7161]  ? __pfx_do_new_mount+0x10/0x10
[  264.919176][ T7161]  ? ns_capable+0x8a/0xf0
[  264.919214][ T7161]  ? kmem_cache_free+0x19b/0x690
[  264.919246][ T7161]  __se_sys_mount+0x313/0x410
[  264.919275][ T7161]  ? __pfx___se_sys_mount+0x10/0x10
[  264.919300][ T7161]  ? do_syscall_64+0xbe/0xfa0
[  264.919319][ T7161]  ? __x64_sys_mount+0x20/0xc0
[  264.919344][ T7161]  do_syscall_64+0xfa/0xfa0
[  264.919362][ T7161]  ? lockdep_hardirqs_on+0x9c/0x150
[  264.919388][ T7161]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  264.919407][ T7161]  ? clear_bhb_loop+0x60/0xb0
[  264.919430][ T7161]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  264.919448][ T7161] RIP: 0033:0x7fbbe759038a
[  264.919465][ T7161] 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
[  264.919481][ T7161] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  264.919500][ T7161] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  264.919514][ T7161] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  264.919526][ T7161] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  264.919538][ T7161] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  264.919550][ T7161] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  264.919578][ T7161]  </TASK>
[  264.919611][ T7161] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  265.247297][ T7161] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  265.569373][ T7165] loop1: detected capacity change from 0 to 32768
[  265.580526][ T7165] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  265.588570][ T7165] CPU: 0 UID: 0 PID: 7165 Comm: syz.1.190 Not tainted syzkaller #0 PREEMPT(full) 
[  265.588593][ T7165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  265.588604][ T7165] Call Trace:
[  265.588612][ T7165]  <TASK>
[  265.588621][ T7165]  dump_stack_lvl+0x189/0x250
[  265.588649][ T7165]  ? __pfx_dump_stack_lvl+0x10/0x10
[  265.588668][ T7165]  ? __pfx__printk+0x10/0x10
[  265.588692][ T7165]  ? kernfs_path_from_node+0x250/0x290
[  265.588711][ T7165]  ? kernfs_path_from_node+0x2f/0x290
[  265.588741][ T7165]  sysfs_create_dir_ns+0x259/0x280
[  265.588763][ T7165]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  265.588783][ T7165]  ? do_raw_spin_unlock+0x122/0x240
[  265.588806][ T7165]  kobject_add_internal+0x59f/0xb40
[  265.588839][ T7165]  kobject_init_and_add+0x125/0x190
[  265.588868][ T7165]  ? __pfx_kobject_init_and_add+0x10/0x10
[  265.588890][ T7165]  ? __raw_spin_lock_init+0x45/0x100
[  265.588911][ T7165]  ? __init_swait_queue_head+0xa9/0x150
[  265.588934][ T7165]  gfs2_sys_fs_add+0x234/0x450
[  265.588962][ T7165]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  265.588992][ T7165]  ? is_dynamic_key+0xd6/0x1c0
[  265.589013][ T7165]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  265.589045][ T7165]  gfs2_fill_super+0x13e8/0x2230
[  265.589080][ T7165]  ? __pfx_gfs2_fill_super+0x10/0x10
[  265.589103][ T7165]  ? sb_set_blocksize+0x104/0x180
[  265.589126][ T7165]  ? setup_bdev_super+0x4c1/0x5b0
[  265.589152][ T7165]  get_tree_bdev_flags+0x40e/0x4d0
[  265.589173][ T7165]  ? __pfx_gfs2_fill_super+0x10/0x10
[  265.589193][ T7165]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  265.589212][ T7165]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  265.589248][ T7165]  gfs2_get_tree+0x51/0x1e0
[  265.589272][ T7165]  vfs_get_tree+0x92/0x2b0
[  265.589295][ T7165]  do_new_mount+0x302/0xa10
[  265.589323][ T7165]  ? apparmor_capable+0x137/0x1b0
[  265.589353][ T7165]  ? __pfx_do_new_mount+0x10/0x10
[  265.589376][ T7165]  ? ns_capable+0x8a/0xf0
[  265.589402][ T7165]  ? kmem_cache_free+0x19b/0x690
[  265.589435][ T7165]  __se_sys_mount+0x313/0x410
[  265.589463][ T7165]  ? __pfx___se_sys_mount+0x10/0x10
[  265.589489][ T7165]  ? do_syscall_64+0xbe/0xfa0
[  265.589506][ T7165]  ? __x64_sys_mount+0x20/0xc0
[  265.589538][ T7165]  do_syscall_64+0xfa/0xfa0
[  265.589557][ T7165]  ? lockdep_hardirqs_on+0x9c/0x150
[  265.589577][ T7165]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  265.589595][ T7165]  ? clear_bhb_loop+0x60/0xb0
[  265.589618][ T7165]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  265.589635][ T7165] RIP: 0033:0x7fbbe759038a
[  265.589651][ T7165] 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
[  265.589667][ T7165] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  265.589687][ T7165] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  265.589701][ T7165] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  265.589714][ T7165] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  265.589727][ T7165] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  265.589740][ T7165] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  265.589768][ T7165]  </TASK>
[  265.589793][ T7165] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  265.916869][ T7165] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  266.381878][ T7169] loop1: detected capacity change from 0 to 32768
[  266.395565][ T7169] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  266.403366][ T7169] CPU: 1 UID: 0 PID: 7169 Comm: syz.1.191 Not tainted syzkaller #0 PREEMPT(full) 
[  266.403391][ T7169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  266.403402][ T7169] Call Trace:
[  266.403410][ T7169]  <TASK>
[  266.403418][ T7169]  dump_stack_lvl+0x189/0x250
[  266.403446][ T7169]  ? __pfx_dump_stack_lvl+0x10/0x10
[  266.403465][ T7169]  ? __pfx__printk+0x10/0x10
[  266.403488][ T7169]  ? kernfs_path_from_node+0x250/0x290
[  266.403506][ T7169]  ? kernfs_path_from_node+0x2f/0x290
[  266.403529][ T7169]  sysfs_create_dir_ns+0x259/0x280
[  266.403552][ T7169]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  266.403573][ T7169]  ? do_raw_spin_unlock+0x122/0x240
[  266.403598][ T7169]  kobject_add_internal+0x59f/0xb40
[  266.403631][ T7169]  kobject_init_and_add+0x125/0x190
[  266.403659][ T7169]  ? __pfx_kobject_init_and_add+0x10/0x10
[  266.403683][ T7169]  ? __raw_spin_lock_init+0x45/0x100
[  266.403712][ T7169]  ? __init_swait_queue_head+0xa9/0x150
[  266.403735][ T7169]  gfs2_sys_fs_add+0x234/0x450
[  266.403763][ T7169]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  266.403793][ T7169]  ? is_dynamic_key+0xd6/0x1c0
[  266.403815][ T7169]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  266.403846][ T7169]  gfs2_fill_super+0x13e8/0x2230
[  266.403882][ T7169]  ? __pfx_gfs2_fill_super+0x10/0x10
[  266.403906][ T7169]  ? sb_set_blocksize+0x104/0x180
[  266.403930][ T7169]  ? setup_bdev_super+0x4c1/0x5b0
[  266.403956][ T7169]  get_tree_bdev_flags+0x40e/0x4d0
[  266.403977][ T7169]  ? __pfx_gfs2_fill_super+0x10/0x10
[  266.403997][ T7169]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  266.404017][ T7169]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  266.404051][ T7169]  gfs2_get_tree+0x51/0x1e0
[  266.404076][ T7169]  vfs_get_tree+0x92/0x2b0
[  266.404098][ T7169]  do_new_mount+0x302/0xa10
[  266.404119][ T7169]  ? apparmor_capable+0x137/0x1b0
[  266.404149][ T7169]  ? __pfx_do_new_mount+0x10/0x10
[  266.404172][ T7169]  ? ns_capable+0x8a/0xf0
[  266.404200][ T7169]  ? kmem_cache_free+0x19b/0x690
[  266.404233][ T7169]  __se_sys_mount+0x313/0x410
[  266.404261][ T7169]  ? __pfx___se_sys_mount+0x10/0x10
[  266.404288][ T7169]  ? do_syscall_64+0xbe/0xfa0
[  266.404307][ T7169]  ? __x64_sys_mount+0x20/0xc0
[  266.404331][ T7169]  do_syscall_64+0xfa/0xfa0
[  266.404350][ T7169]  ? lockdep_hardirqs_on+0x9c/0x150
[  266.404370][ T7169]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  266.404388][ T7169]  ? clear_bhb_loop+0x60/0xb0
[  266.404409][ T7169]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  266.404426][ T7169] RIP: 0033:0x7fbbe759038a
[  266.404443][ T7169] 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
[  266.404458][ T7169] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  266.404478][ T7169] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  266.404492][ T7169] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  266.404506][ T7169] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  266.404519][ T7169] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  266.404532][ T7169] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  266.404559][ T7169]  </TASK>
[  266.404586][ T7169] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  266.730954][ T7169] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  267.050795][ T7173] loop1: detected capacity change from 0 to 32768
[  267.064270][ T7173] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  267.072166][ T7173] CPU: 0 UID: 0 PID: 7173 Comm: syz.1.192 Not tainted syzkaller #0 PREEMPT(full) 
[  267.072190][ T7173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  267.072201][ T7173] Call Trace:
[  267.072208][ T7173]  <TASK>
[  267.072218][ T7173]  dump_stack_lvl+0x189/0x250
[  267.072246][ T7173]  ? __pfx_dump_stack_lvl+0x10/0x10
[  267.072266][ T7173]  ? __pfx__printk+0x10/0x10
[  267.072292][ T7173]  ? kernfs_path_from_node+0x250/0x290
[  267.072310][ T7173]  ? kernfs_path_from_node+0x2f/0x290
[  267.072332][ T7173]  sysfs_create_dir_ns+0x259/0x280
[  267.072354][ T7173]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  267.072438][ T7173]  ? do_raw_spin_unlock+0x122/0x240
[  267.072464][ T7173]  kobject_add_internal+0x59f/0xb40
[  267.072494][ T7173]  kobject_init_and_add+0x125/0x190
[  267.072523][ T7173]  ? __pfx_kobject_init_and_add+0x10/0x10
[  267.072547][ T7173]  ? __raw_spin_lock_init+0x45/0x100
[  267.072569][ T7173]  ? __init_swait_queue_head+0xa9/0x150
[  267.072592][ T7173]  gfs2_sys_fs_add+0x234/0x450
[  267.072619][ T7173]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  267.072651][ T7173]  ? is_dynamic_key+0xd6/0x1c0
[  267.072673][ T7173]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  267.072706][ T7173]  gfs2_fill_super+0x13e8/0x2230
[  267.072740][ T7173]  ? __pfx_gfs2_fill_super+0x10/0x10
[  267.072764][ T7173]  ? sb_set_blocksize+0x104/0x180
[  267.072787][ T7173]  ? setup_bdev_super+0x4c1/0x5b0
[  267.072811][ T7173]  get_tree_bdev_flags+0x40e/0x4d0
[  267.072832][ T7173]  ? __pfx_gfs2_fill_super+0x10/0x10
[  267.072852][ T7173]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  267.072871][ T7173]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  267.072905][ T7173]  gfs2_get_tree+0x51/0x1e0
[  267.072929][ T7173]  vfs_get_tree+0x92/0x2b0
[  267.072952][ T7173]  do_new_mount+0x302/0xa10
[  267.072973][ T7173]  ? apparmor_capable+0x137/0x1b0
[  267.073002][ T7173]  ? __pfx_do_new_mount+0x10/0x10
[  267.073024][ T7173]  ? ns_capable+0x8a/0xf0
[  267.073050][ T7173]  ? kmem_cache_free+0x19b/0x690
[  267.073081][ T7173]  __se_sys_mount+0x313/0x410
[  267.073109][ T7173]  ? __pfx___se_sys_mount+0x10/0x10
[  267.073135][ T7173]  ? do_syscall_64+0xbe/0xfa0
[  267.073154][ T7173]  ? __x64_sys_mount+0x20/0xc0
[  267.073180][ T7173]  do_syscall_64+0xfa/0xfa0
[  267.073199][ T7173]  ? lockdep_hardirqs_on+0x9c/0x150
[  267.073219][ T7173]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  267.073237][ T7173]  ? clear_bhb_loop+0x60/0xb0
[  267.073258][ T7173]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  267.073275][ T7173] RIP: 0033:0x7fbbe759038a
[  267.073292][ T7173] 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
[  267.073307][ T7173] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  267.073326][ T7173] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  267.073340][ T7173] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  267.073353][ T7173] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  267.073375][ T7173] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  267.073386][ T7173] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  267.073415][ T7173]  </TASK>
[  267.073450][ T7173] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  267.402084][ T7173] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  267.748123][ T7177] loop1: detected capacity change from 0 to 32768
[  267.759521][ T7177] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  267.766927][ T7177] CPU: 0 UID: 0 PID: 7177 Comm: syz.1.193 Not tainted syzkaller #0 PREEMPT(full) 
[  267.766950][ T7177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  267.766961][ T7177] Call Trace:
[  267.766969][ T7177]  <TASK>
[  267.766976][ T7177]  dump_stack_lvl+0x189/0x250
[  267.767003][ T7177]  ? __pfx_dump_stack_lvl+0x10/0x10
[  267.767021][ T7177]  ? __pfx__printk+0x10/0x10
[  267.767044][ T7177]  ? kernfs_path_from_node+0x250/0x290
[  267.767061][ T7177]  ? kernfs_path_from_node+0x2f/0x290
[  267.767083][ T7177]  sysfs_create_dir_ns+0x259/0x280
[  267.767103][ T7177]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  267.767123][ T7177]  ? do_raw_spin_unlock+0x122/0x240
[  267.767143][ T7177]  kobject_add_internal+0x59f/0xb40
[  267.767173][ T7177]  kobject_init_and_add+0x125/0x190
[  267.767199][ T7177]  ? __pfx_kobject_init_and_add+0x10/0x10
[  267.767220][ T7177]  ? __raw_spin_lock_init+0x45/0x100
[  267.767239][ T7177]  ? __init_swait_queue_head+0xa9/0x150
[  267.767261][ T7177]  gfs2_sys_fs_add+0x234/0x450
[  267.767288][ T7177]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  267.767318][ T7177]  ? is_dynamic_key+0xd6/0x1c0
[  267.767338][ T7177]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  267.767378][ T7177]  gfs2_fill_super+0x13e8/0x2230
[  267.767412][ T7177]  ? __pfx_gfs2_fill_super+0x10/0x10
[  267.767435][ T7177]  ? sb_set_blocksize+0x104/0x180
[  267.767457][ T7177]  ? setup_bdev_super+0x4c1/0x5b0
[  267.767481][ T7177]  get_tree_bdev_flags+0x40e/0x4d0
[  267.767502][ T7177]  ? __pfx_gfs2_fill_super+0x10/0x10
[  267.767522][ T7177]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  267.767546][ T7177]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  267.767578][ T7177]  gfs2_get_tree+0x51/0x1e0
[  267.767601][ T7177]  vfs_get_tree+0x92/0x2b0
[  267.767625][ T7177]  do_new_mount+0x302/0xa10
[  267.767645][ T7177]  ? apparmor_capable+0x137/0x1b0
[  267.767674][ T7177]  ? __pfx_do_new_mount+0x10/0x10
[  267.767696][ T7177]  ? ns_capable+0x8a/0xf0
[  267.767721][ T7177]  ? kmem_cache_free+0x19b/0x690
[  267.767752][ T7177]  __se_sys_mount+0x313/0x410
[  267.767779][ T7177]  ? __pfx___se_sys_mount+0x10/0x10
[  267.767805][ T7177]  ? do_syscall_64+0xbe/0xfa0
[  267.767822][ T7177]  ? __x64_sys_mount+0x20/0xc0
[  267.767847][ T7177]  do_syscall_64+0xfa/0xfa0
[  267.767865][ T7177]  ? lockdep_hardirqs_on+0x9c/0x150
[  267.767884][ T7177]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  267.767902][ T7177]  ? clear_bhb_loop+0x60/0xb0
[  267.767923][ T7177]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  267.767940][ T7177] RIP: 0033:0x7fbbe759038a
[  267.767957][ T7177] 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
[  267.767972][ T7177] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  267.767991][ T7177] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  267.768004][ T7177] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  267.768016][ T7177] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  267.768028][ T7177] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  267.768040][ T7177] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  267.768071][ T7177]  </TASK>
[  268.081920][   T52] Bluetooth: hci1: command 0x0406 tx timeout
[  268.082291][ T7177] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  268.103331][ T7177] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 12:44:43 executed programs: 179
[  268.447137][ T7181] loop1: detected capacity change from 0 to 32768
[  268.462308][ T7181] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  268.470308][ T7181] CPU: 1 UID: 0 PID: 7181 Comm: syz.1.194 Not tainted syzkaller #0 PREEMPT(full) 
[  268.470333][ T7181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  268.470345][ T7181] Call Trace:
[  268.470353][ T7181]  <TASK>
[  268.470361][ T7181]  dump_stack_lvl+0x189/0x250
[  268.470389][ T7181]  ? __pfx_dump_stack_lvl+0x10/0x10
[  268.470409][ T7181]  ? __pfx__printk+0x10/0x10
[  268.470434][ T7181]  ? kernfs_path_from_node+0x250/0x290
[  268.470452][ T7181]  ? kernfs_path_from_node+0x2f/0x290
[  268.470475][ T7181]  sysfs_create_dir_ns+0x259/0x280
[  268.470496][ T7181]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  268.470517][ T7181]  ? do_raw_spin_unlock+0x122/0x240
[  268.470542][ T7181]  kobject_add_internal+0x59f/0xb40
[  268.470573][ T7181]  kobject_init_and_add+0x125/0x190
[  268.470602][ T7181]  ? __pfx_kobject_init_and_add+0x10/0x10
[  268.470627][ T7181]  ? __raw_spin_lock_init+0x45/0x100
[  268.470648][ T7181]  ? __init_swait_queue_head+0xa9/0x150
[  268.470671][ T7181]  gfs2_sys_fs_add+0x234/0x450
[  268.470698][ T7181]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  268.470730][ T7181]  ? is_dynamic_key+0xd6/0x1c0
[  268.470750][ T7181]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  268.470784][ T7181]  gfs2_fill_super+0x13e8/0x2230
[  268.470820][ T7181]  ? __pfx_gfs2_fill_super+0x10/0x10
[  268.470845][ T7181]  ? sb_set_blocksize+0x104/0x180
[  268.470870][ T7181]  ? setup_bdev_super+0x4c1/0x5b0
[  268.470896][ T7181]  get_tree_bdev_flags+0x40e/0x4d0
[  268.470917][ T7181]  ? __pfx_gfs2_fill_super+0x10/0x10
[  268.470938][ T7181]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  268.470957][ T7181]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  268.470993][ T7181]  gfs2_get_tree+0x51/0x1e0
[  268.471016][ T7181]  vfs_get_tree+0x92/0x2b0
[  268.471040][ T7181]  do_new_mount+0x302/0xa10
[  268.471060][ T7181]  ? apparmor_capable+0x137/0x1b0
[  268.471091][ T7181]  ? __pfx_do_new_mount+0x10/0x10
[  268.471114][ T7181]  ? ns_capable+0x8a/0xf0
[  268.471139][ T7181]  ? kmem_cache_free+0x19b/0x690
[  268.471171][ T7181]  __se_sys_mount+0x313/0x410
[  268.471200][ T7181]  ? __pfx___se_sys_mount+0x10/0x10
[  268.471232][ T7181]  ? do_syscall_64+0xbe/0xfa0
[  268.471250][ T7181]  ? __x64_sys_mount+0x20/0xc0
[  268.471275][ T7181]  do_syscall_64+0xfa/0xfa0
[  268.471293][ T7181]  ? lockdep_hardirqs_on+0x9c/0x150
[  268.471314][ T7181]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  268.471331][ T7181]  ? clear_bhb_loop+0x60/0xb0
[  268.471353][ T7181]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  268.471370][ T7181] RIP: 0033:0x7fbbe759038a
[  268.471386][ T7181] 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
[  268.471403][ T7181] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  268.471423][ T7181] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  268.471437][ T7181] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  268.471450][ T7181] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  268.471463][ T7181] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  268.471474][ T7181] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  268.471506][ T7181]  </TASK>
[  268.471531][ T7181] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  268.798628][ T7181] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  269.130047][ T7185] loop1: detected capacity change from 0 to 32768
[  269.144735][ T7185] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  269.152657][ T7185] CPU: 1 UID: 0 PID: 7185 Comm: syz.1.195 Not tainted syzkaller #0 PREEMPT(full) 
[  269.152681][ T7185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  269.152693][ T7185] Call Trace:
[  269.152702][ T7185]  <TASK>
[  269.152709][ T7185]  dump_stack_lvl+0x189/0x250
[  269.152737][ T7185]  ? __pfx_dump_stack_lvl+0x10/0x10
[  269.152758][ T7185]  ? __pfx__printk+0x10/0x10
[  269.152783][ T7185]  ? kernfs_path_from_node+0x250/0x290
[  269.152800][ T7185]  ? kernfs_path_from_node+0x2f/0x290
[  269.152823][ T7185]  sysfs_create_dir_ns+0x259/0x280
[  269.152845][ T7185]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  269.152866][ T7185]  ? do_raw_spin_unlock+0x122/0x240
[  269.152891][ T7185]  kobject_add_internal+0x59f/0xb40
[  269.152921][ T7185]  kobject_init_and_add+0x125/0x190
[  269.152949][ T7185]  ? __pfx_kobject_init_and_add+0x10/0x10
[  269.152975][ T7185]  ? __raw_spin_lock_init+0x45/0x100
[  269.152996][ T7185]  ? __init_swait_queue_head+0xa9/0x150
[  269.153019][ T7185]  gfs2_sys_fs_add+0x234/0x450
[  269.153048][ T7185]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  269.153078][ T7185]  ? is_dynamic_key+0xd6/0x1c0
[  269.153110][ T7185]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  269.153142][ T7185]  gfs2_fill_super+0x13e8/0x2230
[  269.153176][ T7185]  ? __pfx_gfs2_fill_super+0x10/0x10
[  269.153200][ T7185]  ? sb_set_blocksize+0x104/0x180
[  269.153224][ T7185]  ? setup_bdev_super+0x4c1/0x5b0
[  269.153249][ T7185]  get_tree_bdev_flags+0x40e/0x4d0
[  269.153270][ T7185]  ? __pfx_gfs2_fill_super+0x10/0x10
[  269.153290][ T7185]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  269.153309][ T7185]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  269.153342][ T7185]  gfs2_get_tree+0x51/0x1e0
[  269.153365][ T7185]  vfs_get_tree+0x92/0x2b0
[  269.153389][ T7185]  do_new_mount+0x302/0xa10
[  269.153410][ T7185]  ? apparmor_capable+0x137/0x1b0
[  269.153440][ T7185]  ? __pfx_do_new_mount+0x10/0x10
[  269.153460][ T7185]  ? ns_capable+0x8a/0xf0
[  269.153487][ T7185]  ? kmem_cache_free+0x19b/0x690
[  269.153518][ T7185]  __se_sys_mount+0x313/0x410
[  269.153545][ T7185]  ? __pfx___se_sys_mount+0x10/0x10
[  269.153572][ T7185]  ? do_syscall_64+0xbe/0xfa0
[  269.153591][ T7185]  ? __x64_sys_mount+0x20/0xc0
[  269.153616][ T7185]  do_syscall_64+0xfa/0xfa0
[  269.153635][ T7185]  ? lockdep_hardirqs_on+0x9c/0x150
[  269.153655][ T7185]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  269.153674][ T7185]  ? clear_bhb_loop+0x60/0xb0
[  269.153696][ T7185]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  269.153713][ T7185] RIP: 0033:0x7fbbe759038a
[  269.153729][ T7185] 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
[  269.153746][ T7185] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  269.153764][ T7185] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  269.153778][ T7185] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  269.153791][ T7185] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  269.153803][ T7185] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  269.153815][ T7185] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  269.153847][ T7185]  </TASK>
[  269.153872][ T7185] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  269.480435][ T7185] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  269.810922][ T7189] loop1: detected capacity change from 0 to 32768
[  269.827838][ T7189] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  269.835401][ T7189] CPU: 0 UID: 0 PID: 7189 Comm: syz.1.196 Not tainted syzkaller #0 PREEMPT(full) 
[  269.835424][ T7189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  269.835435][ T7189] Call Trace:
[  269.835443][ T7189]  <TASK>
[  269.835451][ T7189]  dump_stack_lvl+0x189/0x250
[  269.835479][ T7189]  ? __pfx_dump_stack_lvl+0x10/0x10
[  269.835497][ T7189]  ? __pfx__printk+0x10/0x10
[  269.835519][ T7189]  ? kernfs_path_from_node+0x250/0x290
[  269.835537][ T7189]  ? kernfs_path_from_node+0x2f/0x290
[  269.835559][ T7189]  sysfs_create_dir_ns+0x259/0x280
[  269.835580][ T7189]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  269.835599][ T7189]  ? do_raw_spin_unlock+0x122/0x240
[  269.835622][ T7189]  kobject_add_internal+0x59f/0xb40
[  269.835654][ T7189]  kobject_init_and_add+0x125/0x190
[  269.835682][ T7189]  ? __pfx_kobject_init_and_add+0x10/0x10
[  269.835705][ T7189]  ? __raw_spin_lock_init+0x45/0x100
[  269.835725][ T7189]  ? __init_swait_queue_head+0xa9/0x150
[  269.835748][ T7189]  gfs2_sys_fs_add+0x234/0x450
[  269.835775][ T7189]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  269.835804][ T7189]  ? is_dynamic_key+0xd6/0x1c0
[  269.835825][ T7189]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  269.835859][ T7189]  gfs2_fill_super+0x13e8/0x2230
[  269.835893][ T7189]  ? __pfx_gfs2_fill_super+0x10/0x10
[  269.835918][ T7189]  ? sb_set_blocksize+0x104/0x180
[  269.835944][ T7189]  ? setup_bdev_super+0x4c1/0x5b0
[  269.835970][ T7189]  get_tree_bdev_flags+0x40e/0x4d0
[  269.835991][ T7189]  ? __pfx_gfs2_fill_super+0x10/0x10
[  269.836012][ T7189]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  269.836031][ T7189]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  269.836064][ T7189]  gfs2_get_tree+0x51/0x1e0
[  269.836087][ T7189]  vfs_get_tree+0x92/0x2b0
[  269.836110][ T7189]  do_new_mount+0x302/0xa10
[  269.836130][ T7189]  ? apparmor_capable+0x137/0x1b0
[  269.836160][ T7189]  ? __pfx_do_new_mount+0x10/0x10
[  269.836182][ T7189]  ? ns_capable+0x8a/0xf0
[  269.836209][ T7189]  ? kmem_cache_free+0x19b/0x690
[  269.836240][ T7189]  __se_sys_mount+0x313/0x410
[  269.836269][ T7189]  ? __pfx___se_sys_mount+0x10/0x10
[  269.836296][ T7189]  ? do_syscall_64+0xbe/0xfa0
[  269.836322][ T7189]  ? __x64_sys_mount+0x20/0xc0
[  269.836348][ T7189]  do_syscall_64+0xfa/0xfa0
[  269.836367][ T7189]  ? lockdep_hardirqs_on+0x9c/0x150
[  269.836387][ T7189]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  269.836405][ T7189]  ? clear_bhb_loop+0x60/0xb0
[  269.836426][ T7189]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  269.836444][ T7189] RIP: 0033:0x7fbbe759038a
[  269.836460][ T7189] 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
[  269.836477][ T7189] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  269.836497][ T7189] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  269.836511][ T7189] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  269.836525][ T7189] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  269.836537][ T7189] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  269.836550][ T7189] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  269.836580][ T7189]  </TASK>
[  269.836634][ T7189] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  270.165148][ T7189] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  270.493720][ T7193] loop1: detected capacity change from 0 to 32768
[  270.508044][ T7193] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  270.515641][ T7193] CPU: 1 UID: 0 PID: 7193 Comm: syz.1.197 Not tainted syzkaller #0 PREEMPT(full) 
[  270.515663][ T7193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  270.515675][ T7193] Call Trace:
[  270.515682][ T7193]  <TASK>
[  270.515690][ T7193]  dump_stack_lvl+0x189/0x250
[  270.515717][ T7193]  ? __pfx_dump_stack_lvl+0x10/0x10
[  270.515736][ T7193]  ? __pfx__printk+0x10/0x10
[  270.515761][ T7193]  ? kernfs_path_from_node+0x250/0x290
[  270.515780][ T7193]  ? kernfs_path_from_node+0x2f/0x290
[  270.515802][ T7193]  sysfs_create_dir_ns+0x259/0x280
[  270.515825][ T7193]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  270.515845][ T7193]  ? do_raw_spin_unlock+0x122/0x240
[  270.515868][ T7193]  kobject_add_internal+0x59f/0xb40
[  270.515899][ T7193]  kobject_init_and_add+0x125/0x190
[  270.515926][ T7193]  ? __pfx_kobject_init_and_add+0x10/0x10
[  270.515947][ T7193]  ? __raw_spin_lock_init+0x45/0x100
[  270.515967][ T7193]  ? __init_swait_queue_head+0xa9/0x150
[  270.515989][ T7193]  gfs2_sys_fs_add+0x234/0x450
[  270.516015][ T7193]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  270.516043][ T7193]  ? is_dynamic_key+0xd6/0x1c0
[  270.516065][ T7193]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  270.516096][ T7193]  gfs2_fill_super+0x13e8/0x2230
[  270.516130][ T7193]  ? __pfx_gfs2_fill_super+0x10/0x10
[  270.516155][ T7193]  ? sb_set_blocksize+0x104/0x180
[  270.516188][ T7193]  ? setup_bdev_super+0x4c1/0x5b0
[  270.516214][ T7193]  get_tree_bdev_flags+0x40e/0x4d0
[  270.516235][ T7193]  ? __pfx_gfs2_fill_super+0x10/0x10
[  270.516256][ T7193]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  270.516275][ T7193]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  270.516307][ T7193]  gfs2_get_tree+0x51/0x1e0
[  270.516330][ T7193]  vfs_get_tree+0x92/0x2b0
[  270.516353][ T7193]  do_new_mount+0x302/0xa10
[  270.516375][ T7193]  ? apparmor_capable+0x137/0x1b0
[  270.516407][ T7193]  ? __pfx_do_new_mount+0x10/0x10
[  270.516429][ T7193]  ? ns_capable+0x8a/0xf0
[  270.516456][ T7193]  ? kmem_cache_free+0x19b/0x690
[  270.516485][ T7193]  __se_sys_mount+0x313/0x410
[  270.516513][ T7193]  ? __pfx___se_sys_mount+0x10/0x10
[  270.516539][ T7193]  ? do_syscall_64+0xbe/0xfa0
[  270.516557][ T7193]  ? __x64_sys_mount+0x20/0xc0
[  270.516581][ T7193]  do_syscall_64+0xfa/0xfa0
[  270.516599][ T7193]  ? lockdep_hardirqs_on+0x9c/0x150
[  270.516618][ T7193]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  270.516637][ T7193]  ? clear_bhb_loop+0x60/0xb0
[  270.516659][ T7193]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  270.516675][ T7193] RIP: 0033:0x7fbbe759038a
[  270.516692][ T7193] 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
[  270.516708][ T7193] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  270.516728][ T7193] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  270.516742][ T7193] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  270.516755][ T7193] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  270.516766][ T7193] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  270.516778][ T7193] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  270.516809][ T7193]  </TASK>
[  270.516841][ T7193] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  270.843830][ T7193] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  271.183936][ T7197] loop1: detected capacity change from 0 to 32768
[  271.207275][ T7197] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  271.214806][ T7197] CPU: 1 UID: 0 PID: 7197 Comm: syz.1.198 Not tainted syzkaller #0 PREEMPT(full) 
[  271.214828][ T7197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  271.214840][ T7197] Call Trace:
[  271.214847][ T7197]  <TASK>
[  271.214855][ T7197]  dump_stack_lvl+0x189/0x250
[  271.214882][ T7197]  ? __pfx_dump_stack_lvl+0x10/0x10
[  271.214901][ T7197]  ? __pfx__printk+0x10/0x10
[  271.214932][ T7197]  ? kernfs_path_from_node+0x250/0x290
[  271.214951][ T7197]  ? kernfs_path_from_node+0x2f/0x290
[  271.214973][ T7197]  sysfs_create_dir_ns+0x259/0x280
[  271.214995][ T7197]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  271.215015][ T7197]  ? do_raw_spin_unlock+0x122/0x240
[  271.215039][ T7197]  kobject_add_internal+0x59f/0xb40
[  271.215070][ T7197]  kobject_init_and_add+0x125/0x190
[  271.215097][ T7197]  ? __pfx_kobject_init_and_add+0x10/0x10
[  271.215121][ T7197]  ? __raw_spin_lock_init+0x45/0x100
[  271.215141][ T7197]  ? __init_swait_queue_head+0xa9/0x150
[  271.215164][ T7197]  gfs2_sys_fs_add+0x234/0x450
[  271.215192][ T7197]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  271.215220][ T7197]  ? is_dynamic_key+0xd6/0x1c0
[  271.215241][ T7197]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  271.215275][ T7197]  gfs2_fill_super+0x13e8/0x2230
[  271.215312][ T7197]  ? __pfx_gfs2_fill_super+0x10/0x10
[  271.215338][ T7197]  ? sb_set_blocksize+0x104/0x180
[  271.215363][ T7197]  ? setup_bdev_super+0x4c1/0x5b0
[  271.215387][ T7197]  get_tree_bdev_flags+0x40e/0x4d0
[  271.215408][ T7197]  ? __pfx_gfs2_fill_super+0x10/0x10
[  271.215429][ T7197]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  271.215447][ T7197]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  271.215482][ T7197]  gfs2_get_tree+0x51/0x1e0
[  271.215504][ T7197]  vfs_get_tree+0x92/0x2b0
[  271.215527][ T7197]  do_new_mount+0x302/0xa10
[  271.215548][ T7197]  ? apparmor_capable+0x137/0x1b0
[  271.215578][ T7197]  ? __pfx_do_new_mount+0x10/0x10
[  271.215600][ T7197]  ? ns_capable+0x8a/0xf0
[  271.215626][ T7197]  ? kmem_cache_free+0x19b/0x690
[  271.215657][ T7197]  __se_sys_mount+0x313/0x410
[  271.215685][ T7197]  ? __pfx___se_sys_mount+0x10/0x10
[  271.215712][ T7197]  ? do_syscall_64+0xbe/0xfa0
[  271.215731][ T7197]  ? __x64_sys_mount+0x20/0xc0
[  271.215755][ T7197]  do_syscall_64+0xfa/0xfa0
[  271.215773][ T7197]  ? lockdep_hardirqs_on+0x9c/0x150
[  271.215792][ T7197]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  271.215810][ T7197]  ? clear_bhb_loop+0x60/0xb0
[  271.215832][ T7197]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  271.215851][ T7197] RIP: 0033:0x7fbbe759038a
[  271.215867][ T7197] 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
[  271.215885][ T7197] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  271.215905][ T7197] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  271.215927][ T7197] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  271.215940][ T7197] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  271.215953][ T7197] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  271.215964][ T7197] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  271.215994][ T7197]  </TASK>
[  271.216027][ T7197] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  271.543071][ T7197] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  271.871901][ T7201] loop1: detected capacity change from 0 to 32768
[  271.882416][ T7201] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  271.892962][ T7201] CPU: 1 UID: 0 PID: 7201 Comm: syz.1.199 Not tainted syzkaller #0 PREEMPT(full) 
[  271.892986][ T7201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  271.892998][ T7201] Call Trace:
[  271.893006][ T7201]  <TASK>
[  271.893014][ T7201]  dump_stack_lvl+0x189/0x250
[  271.893048][ T7201]  ? __pfx_dump_stack_lvl+0x10/0x10
[  271.893066][ T7201]  ? __pfx__printk+0x10/0x10
[  271.893090][ T7201]  ? kernfs_path_from_node+0x250/0x290
[  271.893107][ T7201]  ? kernfs_path_from_node+0x2f/0x290
[  271.893129][ T7201]  sysfs_create_dir_ns+0x259/0x280
[  271.893151][ T7201]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  271.893171][ T7201]  ? do_raw_spin_unlock+0x122/0x240
[  271.893195][ T7201]  kobject_add_internal+0x59f/0xb40
[  271.893227][ T7201]  kobject_init_and_add+0x125/0x190
[  271.893255][ T7201]  ? __pfx_kobject_init_and_add+0x10/0x10
[  271.893278][ T7201]  ? __raw_spin_lock_init+0x45/0x100
[  271.893298][ T7201]  ? __init_swait_queue_head+0xa9/0x150
[  271.893322][ T7201]  gfs2_sys_fs_add+0x234/0x450
[  271.893348][ T7201]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  271.893378][ T7201]  ? is_dynamic_key+0xd6/0x1c0
[  271.893398][ T7201]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  271.893452][ T7201]  gfs2_fill_super+0x13e8/0x2230
[  271.893488][ T7201]  ? __pfx_gfs2_fill_super+0x10/0x10
[  271.893512][ T7201]  ? sb_set_blocksize+0x104/0x180
[  271.893536][ T7201]  ? setup_bdev_super+0x4c1/0x5b0
[  271.893561][ T7201]  get_tree_bdev_flags+0x40e/0x4d0
[  271.893581][ T7201]  ? __pfx_gfs2_fill_super+0x10/0x10
[  271.893602][ T7201]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  271.893620][ T7201]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  271.893656][ T7201]  gfs2_get_tree+0x51/0x1e0
[  271.893677][ T7201]  vfs_get_tree+0x92/0x2b0
[  271.893700][ T7201]  do_new_mount+0x302/0xa10
[  271.893720][ T7201]  ? apparmor_capable+0x137/0x1b0
[  271.893750][ T7201]  ? __pfx_do_new_mount+0x10/0x10
[  271.893771][ T7201]  ? ns_capable+0x8a/0xf0
[  271.893797][ T7201]  ? kmem_cache_free+0x19b/0x690
[  271.893828][ T7201]  __se_sys_mount+0x313/0x410
[  271.893856][ T7201]  ? __pfx___se_sys_mount+0x10/0x10
[  271.893883][ T7201]  ? do_syscall_64+0xbe/0xfa0
[  271.893902][ T7201]  ? __x64_sys_mount+0x20/0xc0
[  271.893927][ T7201]  do_syscall_64+0xfa/0xfa0
[  271.893945][ T7201]  ? lockdep_hardirqs_on+0x9c/0x150
[  271.893964][ T7201]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  271.893982][ T7201]  ? clear_bhb_loop+0x60/0xb0
[  271.894003][ T7201]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  271.894029][ T7201] RIP: 0033:0x7fbbe759038a
[  271.894046][ T7201] 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
[  271.894063][ T7201] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  271.894083][ T7201] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  271.894097][ T7201] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  271.894110][ T7201] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  271.894123][ T7201] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  271.894134][ T7201] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  271.894164][ T7201]  </TASK>
[  271.894216][ T7201] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  272.221874][ T7201] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  272.554656][ T7205] loop1: detected capacity change from 0 to 32768
[  272.570641][ T7205] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  272.578261][ T7205] CPU: 1 UID: 0 PID: 7205 Comm: syz.1.200 Not tainted syzkaller #0 PREEMPT(full) 
[  272.578285][ T7205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  272.578296][ T7205] Call Trace:
[  272.578304][ T7205]  <TASK>
[  272.578312][ T7205]  dump_stack_lvl+0x189/0x250
[  272.578340][ T7205]  ? __pfx_dump_stack_lvl+0x10/0x10
[  272.578359][ T7205]  ? __pfx__printk+0x10/0x10
[  272.578383][ T7205]  ? kernfs_path_from_node+0x250/0x290
[  272.578402][ T7205]  ? kernfs_path_from_node+0x2f/0x290
[  272.578425][ T7205]  sysfs_create_dir_ns+0x259/0x280
[  272.578446][ T7205]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  272.578466][ T7205]  ? do_raw_spin_unlock+0x122/0x240
[  272.578490][ T7205]  kobject_add_internal+0x59f/0xb40
[  272.578524][ T7205]  kobject_init_and_add+0x125/0x190
[  272.578553][ T7205]  ? __pfx_kobject_init_and_add+0x10/0x10
[  272.578577][ T7205]  ? __raw_spin_lock_init+0x45/0x100
[  272.578599][ T7205]  ? __init_swait_queue_head+0xa9/0x150
[  272.578621][ T7205]  gfs2_sys_fs_add+0x234/0x450
[  272.578648][ T7205]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  272.578679][ T7205]  ? is_dynamic_key+0xd6/0x1c0
[  272.578700][ T7205]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  272.578735][ T7205]  gfs2_fill_super+0x13e8/0x2230
[  272.578780][ T7205]  ? __pfx_gfs2_fill_super+0x10/0x10
[  272.578806][ T7205]  ? sb_set_blocksize+0x104/0x180
[  272.578831][ T7205]  ? setup_bdev_super+0x4c1/0x5b0
[  272.578856][ T7205]  get_tree_bdev_flags+0x40e/0x4d0
[  272.578877][ T7205]  ? __pfx_gfs2_fill_super+0x10/0x10
[  272.578898][ T7205]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  272.578917][ T7205]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  272.578953][ T7205]  gfs2_get_tree+0x51/0x1e0
[  272.578976][ T7205]  vfs_get_tree+0x92/0x2b0
[  272.578999][ T7205]  do_new_mount+0x302/0xa10
[  272.579019][ T7205]  ? apparmor_capable+0x137/0x1b0
[  272.579047][ T7205]  ? __pfx_do_new_mount+0x10/0x10
[  272.579069][ T7205]  ? ns_capable+0x8a/0xf0
[  272.579095][ T7205]  ? kmem_cache_free+0x19b/0x690
[  272.579127][ T7205]  __se_sys_mount+0x313/0x410
[  272.579155][ T7205]  ? __pfx___se_sys_mount+0x10/0x10
[  272.579182][ T7205]  ? do_syscall_64+0xbe/0xfa0
[  272.579201][ T7205]  ? __x64_sys_mount+0x20/0xc0
[  272.579225][ T7205]  do_syscall_64+0xfa/0xfa0
[  272.579243][ T7205]  ? lockdep_hardirqs_on+0x9c/0x150
[  272.579263][ T7205]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  272.579282][ T7205]  ? clear_bhb_loop+0x60/0xb0
[  272.579304][ T7205]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  272.579321][ T7205] RIP: 0033:0x7fbbe759038a
[  272.579336][ T7205] 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
[  272.579352][ T7205] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  272.579372][ T7205] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  272.579386][ T7205] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  272.579400][ T7205] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  272.579413][ T7205] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  272.579426][ T7205] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  272.579459][ T7205]  </TASK>
[  272.579527][ T7205] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  272.906079][ T7205] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  273.236963][ T7209] loop1: detected capacity change from 0 to 32768
[  273.251133][ T7209] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  273.258647][ T7209] CPU: 1 UID: 0 PID: 7209 Comm: syz.1.201 Not tainted syzkaller #0 PREEMPT(full) 
[  273.258678][ T7209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  273.258690][ T7209] Call Trace:
[  273.258698][ T7209]  <TASK>
[  273.258706][ T7209]  dump_stack_lvl+0x189/0x250
[  273.258733][ T7209]  ? __pfx_dump_stack_lvl+0x10/0x10
[  273.258752][ T7209]  ? __pfx__printk+0x10/0x10
[  273.258777][ T7209]  ? kernfs_path_from_node+0x250/0x290
[  273.258796][ T7209]  ? kernfs_path_from_node+0x2f/0x290
[  273.258819][ T7209]  sysfs_create_dir_ns+0x259/0x280
[  273.258842][ T7209]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  273.258862][ T7209]  ? do_raw_spin_unlock+0x122/0x240
[  273.258887][ T7209]  kobject_add_internal+0x59f/0xb40
[  273.258918][ T7209]  kobject_init_and_add+0x125/0x190
[  273.258946][ T7209]  ? __pfx_kobject_init_and_add+0x10/0x10
[  273.258968][ T7209]  ? __raw_spin_lock_init+0x45/0x100
[  273.258988][ T7209]  ? __init_swait_queue_head+0xa9/0x150
[  273.259010][ T7209]  gfs2_sys_fs_add+0x234/0x450
[  273.259038][ T7209]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  273.259068][ T7209]  ? is_dynamic_key+0xd6/0x1c0
[  273.259089][ T7209]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  273.259122][ T7209]  gfs2_fill_super+0x13e8/0x2230
[  273.259157][ T7209]  ? __pfx_gfs2_fill_super+0x10/0x10
[  273.259182][ T7209]  ? sb_set_blocksize+0x104/0x180
[  273.259206][ T7209]  ? setup_bdev_super+0x4c1/0x5b0
[  273.259230][ T7209]  get_tree_bdev_flags+0x40e/0x4d0
[  273.259250][ T7209]  ? __pfx_gfs2_fill_super+0x10/0x10
[  273.259271][ T7209]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  273.259291][ T7209]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  273.259324][ T7209]  gfs2_get_tree+0x51/0x1e0
[  273.259347][ T7209]  vfs_get_tree+0x92/0x2b0
[  273.259370][ T7209]  do_new_mount+0x302/0xa10
[  273.259391][ T7209]  ? apparmor_capable+0x137/0x1b0
[  273.259422][ T7209]  ? __pfx_do_new_mount+0x10/0x10
[  273.259445][ T7209]  ? ns_capable+0x8a/0xf0
[  273.259471][ T7209]  ? kmem_cache_free+0x19b/0x690
[  273.259501][ T7209]  __se_sys_mount+0x313/0x410
[  273.259529][ T7209]  ? __pfx___se_sys_mount+0x10/0x10
[  273.259560][ T7209]  ? do_syscall_64+0xbe/0xfa0
[  273.259578][ T7209]  ? __x64_sys_mount+0x20/0xc0
[  273.259602][ T7209]  do_syscall_64+0xfa/0xfa0
[  273.259620][ T7209]  ? lockdep_hardirqs_on+0x9c/0x150
[  273.259639][ T7209]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  273.259657][ T7209]  ? clear_bhb_loop+0x60/0xb0
[  273.259687][ T7209]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  273.259704][ T7209] RIP: 0033:0x7fbbe759038a
[  273.259721][ T7209] 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
[  273.259737][ T7209] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  273.259756][ T7209] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  273.259770][ T7209] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  273.259783][ T7209] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  273.259795][ T7209] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  273.259807][ T7209] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  273.259839][ T7209]  </TASK>
[  273.259865][ T7209] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  273.586169][ T7209] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 12:44:49 executed programs: 187
[  273.925464][ T7213] loop1: detected capacity change from 0 to 32768
[  273.945446][ T7213] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  273.953588][ T7213] CPU: 1 UID: 0 PID: 7213 Comm: syz.1.202 Not tainted syzkaller #0 PREEMPT(full) 
[  273.953613][ T7213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  273.953624][ T7213] Call Trace:
[  273.953631][ T7213]  <TASK>
[  273.953638][ T7213]  dump_stack_lvl+0x189/0x250
[  273.953665][ T7213]  ? __pfx_dump_stack_lvl+0x10/0x10
[  273.953683][ T7213]  ? __pfx__printk+0x10/0x10
[  273.953708][ T7213]  ? kernfs_path_from_node+0x250/0x290
[  273.953727][ T7213]  ? kernfs_path_from_node+0x2f/0x290
[  273.953747][ T7213]  sysfs_create_dir_ns+0x259/0x280
[  273.953766][ T7213]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  273.953787][ T7213]  ? do_raw_spin_unlock+0x122/0x240
[  273.953811][ T7213]  kobject_add_internal+0x59f/0xb40
[  273.953843][ T7213]  kobject_init_and_add+0x125/0x190
[  273.953872][ T7213]  ? __pfx_kobject_init_and_add+0x10/0x10
[  273.953896][ T7213]  ? __raw_spin_lock_init+0x45/0x100
[  273.953916][ T7213]  ? __init_swait_queue_head+0xa9/0x150
[  273.953938][ T7213]  gfs2_sys_fs_add+0x234/0x450
[  273.953965][ T7213]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  273.953994][ T7213]  ? is_dynamic_key+0xd6/0x1c0
[  273.954013][ T7213]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  273.954045][ T7213]  gfs2_fill_super+0x13e8/0x2230
[  273.954079][ T7213]  ? __pfx_gfs2_fill_super+0x10/0x10
[  273.954103][ T7213]  ? sb_set_blocksize+0x104/0x180
[  273.954126][ T7213]  ? setup_bdev_super+0x4c1/0x5b0
[  273.954151][ T7213]  get_tree_bdev_flags+0x40e/0x4d0
[  273.954172][ T7213]  ? __pfx_gfs2_fill_super+0x10/0x10
[  273.954192][ T7213]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  273.954211][ T7213]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  273.954246][ T7213]  gfs2_get_tree+0x51/0x1e0
[  273.954269][ T7213]  vfs_get_tree+0x92/0x2b0
[  273.954293][ T7213]  do_new_mount+0x302/0xa10
[  273.954313][ T7213]  ? apparmor_capable+0x137/0x1b0
[  273.954344][ T7213]  ? __pfx_do_new_mount+0x10/0x10
[  273.954365][ T7213]  ? ns_capable+0x8a/0xf0
[  273.954391][ T7213]  ? kmem_cache_free+0x19b/0x690
[  273.954423][ T7213]  __se_sys_mount+0x313/0x410
[  273.954452][ T7213]  ? __pfx___se_sys_mount+0x10/0x10
[  273.954479][ T7213]  ? do_syscall_64+0xbe/0xfa0
[  273.954498][ T7213]  ? __x64_sys_mount+0x20/0xc0
[  273.954523][ T7213]  do_syscall_64+0xfa/0xfa0
[  273.954540][ T7213]  ? lockdep_hardirqs_on+0x9c/0x150
[  273.954560][ T7213]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  273.954586][ T7213]  ? clear_bhb_loop+0x60/0xb0
[  273.954607][ T7213]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  273.954625][ T7213] RIP: 0033:0x7fbbe759038a
[  273.954641][ T7213] 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
[  273.954656][ T7213] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  273.954676][ T7213] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  273.954690][ T7213] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  273.954703][ T7213] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  273.954715][ T7213] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  273.954728][ T7213] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  273.954758][ T7213]  </TASK>
[  273.954793][ T7213] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  274.281963][ T7213] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  274.618271][ T7217] loop1: detected capacity change from 0 to 32768
[  274.632580][ T7217] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  274.640511][ T7217] CPU: 1 UID: 0 PID: 7217 Comm: syz.1.203 Not tainted syzkaller #0 PREEMPT(full) 
[  274.640535][ T7217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  274.640547][ T7217] Call Trace:
[  274.640554][ T7217]  <TASK>
[  274.640562][ T7217]  dump_stack_lvl+0x189/0x250
[  274.640590][ T7217]  ? __pfx_dump_stack_lvl+0x10/0x10
[  274.640610][ T7217]  ? __pfx__printk+0x10/0x10
[  274.640634][ T7217]  ? kernfs_path_from_node+0x250/0x290
[  274.640653][ T7217]  ? kernfs_path_from_node+0x2f/0x290
[  274.640675][ T7217]  sysfs_create_dir_ns+0x259/0x280
[  274.640697][ T7217]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  274.640717][ T7217]  ? do_raw_spin_unlock+0x122/0x240
[  274.640742][ T7217]  kobject_add_internal+0x59f/0xb40
[  274.640774][ T7217]  kobject_init_and_add+0x125/0x190
[  274.640803][ T7217]  ? __pfx_kobject_init_and_add+0x10/0x10
[  274.640827][ T7217]  ? __raw_spin_lock_init+0x45/0x100
[  274.640848][ T7217]  ? __init_swait_queue_head+0xa9/0x150
[  274.640871][ T7217]  gfs2_sys_fs_add+0x234/0x450
[  274.640899][ T7217]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  274.640930][ T7217]  ? is_dynamic_key+0xd6/0x1c0
[  274.640951][ T7217]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  274.640985][ T7217]  gfs2_fill_super+0x13e8/0x2230
[  274.641021][ T7217]  ? __pfx_gfs2_fill_super+0x10/0x10
[  274.641046][ T7217]  ? sb_set_blocksize+0x104/0x180
[  274.641071][ T7217]  ? setup_bdev_super+0x4c1/0x5b0
[  274.641096][ T7217]  get_tree_bdev_flags+0x40e/0x4d0
[  274.641117][ T7217]  ? __pfx_gfs2_fill_super+0x10/0x10
[  274.641137][ T7217]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  274.641156][ T7217]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  274.641192][ T7217]  gfs2_get_tree+0x51/0x1e0
[  274.641215][ T7217]  vfs_get_tree+0x92/0x2b0
[  274.641238][ T7217]  do_new_mount+0x302/0xa10
[  274.641259][ T7217]  ? apparmor_capable+0x137/0x1b0
[  274.641289][ T7217]  ? __pfx_do_new_mount+0x10/0x10
[  274.641312][ T7217]  ? ns_capable+0x8a/0xf0
[  274.641338][ T7217]  ? kmem_cache_free+0x19b/0x690
[  274.641369][ T7217]  __se_sys_mount+0x313/0x410
[  274.641397][ T7217]  ? __pfx___se_sys_mount+0x10/0x10
[  274.641424][ T7217]  ? do_syscall_64+0xbe/0xfa0
[  274.641442][ T7217]  ? __x64_sys_mount+0x20/0xc0
[  274.641472][ T7217]  do_syscall_64+0xfa/0xfa0
[  274.641490][ T7217]  ? lockdep_hardirqs_on+0x9c/0x150
[  274.641511][ T7217]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  274.641529][ T7217]  ? clear_bhb_loop+0x60/0xb0
[  274.641550][ T7217]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  274.641568][ T7217] RIP: 0033:0x7fbbe759038a
[  274.641584][ T7217] 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
[  274.641600][ T7217] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  274.641620][ T7217] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  274.641633][ T7217] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  274.641647][ T7217] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  274.641659][ T7217] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  274.641671][ T7217] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  274.641703][ T7217]  </TASK>
[  274.641724][ T7217] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  274.968773][ T7217] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  275.287892][ T7221] loop1: detected capacity change from 0 to 32768
[  275.317986][ T7221] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  275.325475][ T7221] CPU: 1 UID: 0 PID: 7221 Comm: syz.1.204 Not tainted syzkaller #0 PREEMPT(full) 
[  275.325497][ T7221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  275.325508][ T7221] Call Trace:
[  275.325515][ T7221]  <TASK>
[  275.325523][ T7221]  dump_stack_lvl+0x189/0x250
[  275.325549][ T7221]  ? __pfx_dump_stack_lvl+0x10/0x10
[  275.325566][ T7221]  ? __pfx__printk+0x10/0x10
[  275.325590][ T7221]  ? kernfs_path_from_node+0x250/0x290
[  275.325608][ T7221]  ? kernfs_path_from_node+0x2f/0x290
[  275.325631][ T7221]  sysfs_create_dir_ns+0x259/0x280
[  275.325661][ T7221]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  275.325682][ T7221]  ? do_raw_spin_unlock+0x122/0x240
[  275.325707][ T7221]  kobject_add_internal+0x59f/0xb40
[  275.325739][ T7221]  kobject_init_and_add+0x125/0x190
[  275.325768][ T7221]  ? __pfx_kobject_init_and_add+0x10/0x10
[  275.325792][ T7221]  ? __raw_spin_lock_init+0x45/0x100
[  275.325814][ T7221]  ? __init_swait_queue_head+0xa9/0x150
[  275.325837][ T7221]  gfs2_sys_fs_add+0x234/0x450
[  275.325871][ T7221]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  275.325902][ T7221]  ? is_dynamic_key+0xd6/0x1c0
[  275.325923][ T7221]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  275.325955][ T7221]  gfs2_fill_super+0x13e8/0x2230
[  275.325993][ T7221]  ? __pfx_gfs2_fill_super+0x10/0x10
[  275.326017][ T7221]  ? sb_set_blocksize+0x104/0x180
[  275.326043][ T7221]  ? setup_bdev_super+0x4c1/0x5b0
[  275.326075][ T7221]  get_tree_bdev_flags+0x40e/0x4d0
[  275.326096][ T7221]  ? __pfx_gfs2_fill_super+0x10/0x10
[  275.326116][ T7221]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  275.326134][ T7221]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  275.326169][ T7221]  gfs2_get_tree+0x51/0x1e0
[  275.326192][ T7221]  vfs_get_tree+0x92/0x2b0
[  275.326216][ T7221]  do_new_mount+0x302/0xa10
[  275.326236][ T7221]  ? apparmor_capable+0x137/0x1b0
[  275.326264][ T7221]  ? __pfx_do_new_mount+0x10/0x10
[  275.326286][ T7221]  ? ns_capable+0x8a/0xf0
[  275.326312][ T7221]  ? kmem_cache_free+0x19b/0x690
[  275.326344][ T7221]  __se_sys_mount+0x313/0x410
[  275.326373][ T7221]  ? __pfx___se_sys_mount+0x10/0x10
[  275.326400][ T7221]  ? do_syscall_64+0xbe/0xfa0
[  275.326419][ T7221]  ? __x64_sys_mount+0x20/0xc0
[  275.326444][ T7221]  do_syscall_64+0xfa/0xfa0
[  275.326463][ T7221]  ? lockdep_hardirqs_on+0x9c/0x150
[  275.326483][ T7221]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  275.326502][ T7221]  ? clear_bhb_loop+0x60/0xb0
[  275.326524][ T7221]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  275.326542][ T7221] RIP: 0033:0x7fbbe759038a
[  275.326559][ T7221] 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
[  275.326575][ T7221] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  275.326594][ T7221] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  275.326608][ T7221] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  275.326621][ T7221] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  275.326633][ T7221] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  275.326646][ T7221] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  275.326684][ T7221]  </TASK>
[  275.326711][ T7221] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  275.654526][ T7221] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  275.996120][ T7225] loop1: detected capacity change from 0 to 32768
[  276.014323][ T7225] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  276.022224][ T7225] CPU: 1 UID: 0 PID: 7225 Comm: syz.1.205 Not tainted syzkaller #0 PREEMPT(full) 
[  276.022248][ T7225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  276.022259][ T7225] Call Trace:
[  276.022267][ T7225]  <TASK>
[  276.022275][ T7225]  dump_stack_lvl+0x189/0x250
[  276.022303][ T7225]  ? __pfx_dump_stack_lvl+0x10/0x10
[  276.022324][ T7225]  ? __pfx__printk+0x10/0x10
[  276.022349][ T7225]  ? kernfs_path_from_node+0x250/0x290
[  276.022367][ T7225]  ? kernfs_path_from_node+0x2f/0x290
[  276.022390][ T7225]  sysfs_create_dir_ns+0x259/0x280
[  276.022412][ T7225]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  276.022433][ T7225]  ? do_raw_spin_unlock+0x122/0x240
[  276.022466][ T7225]  kobject_add_internal+0x59f/0xb40
[  276.022498][ T7225]  kobject_init_and_add+0x125/0x190
[  276.022526][ T7225]  ? __pfx_kobject_init_and_add+0x10/0x10
[  276.022551][ T7225]  ? __raw_spin_lock_init+0x45/0x100
[  276.022571][ T7225]  ? __init_swait_queue_head+0xa9/0x150
[  276.022594][ T7225]  gfs2_sys_fs_add+0x234/0x450
[  276.022628][ T7225]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  276.022659][ T7225]  ? is_dynamic_key+0xd6/0x1c0
[  276.022681][ T7225]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  276.022715][ T7225]  gfs2_fill_super+0x13e8/0x2230
[  276.022751][ T7225]  ? __pfx_gfs2_fill_super+0x10/0x10
[  276.022776][ T7225]  ? sb_set_blocksize+0x104/0x180
[  276.022801][ T7225]  ? setup_bdev_super+0x4c1/0x5b0
[  276.022826][ T7225]  get_tree_bdev_flags+0x40e/0x4d0
[  276.022847][ T7225]  ? __pfx_gfs2_fill_super+0x10/0x10
[  276.022868][ T7225]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  276.022888][ T7225]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  276.022923][ T7225]  gfs2_get_tree+0x51/0x1e0
[  276.022947][ T7225]  vfs_get_tree+0x92/0x2b0
[  276.022970][ T7225]  do_new_mount+0x302/0xa10
[  276.022991][ T7225]  ? apparmor_capable+0x137/0x1b0
[  276.023021][ T7225]  ? __pfx_do_new_mount+0x10/0x10
[  276.023044][ T7225]  ? ns_capable+0x8a/0xf0
[  276.023070][ T7225]  ? kmem_cache_free+0x19b/0x690
[  276.023102][ T7225]  __se_sys_mount+0x313/0x410
[  276.023130][ T7225]  ? __pfx___se_sys_mount+0x10/0x10
[  276.023157][ T7225]  ? do_syscall_64+0xbe/0xfa0
[  276.023176][ T7225]  ? __x64_sys_mount+0x20/0xc0
[  276.023201][ T7225]  do_syscall_64+0xfa/0xfa0
[  276.023219][ T7225]  ? lockdep_hardirqs_on+0x9c/0x150
[  276.023239][ T7225]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  276.023257][ T7225]  ? clear_bhb_loop+0x60/0xb0
[  276.023278][ T7225]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  276.023296][ T7225] RIP: 0033:0x7fbbe759038a
[  276.023312][ T7225] 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
[  276.023328][ T7225] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  276.023348][ T7225] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  276.023361][ T7225] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  276.023375][ T7225] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  276.023387][ T7225] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  276.023399][ T7225] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  276.023430][ T7225]  </TASK>
[  276.023454][ T7225] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  276.350946][ T7225] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  276.685362][ T7229] loop1: detected capacity change from 0 to 32768
[  276.724187][ T7229] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  276.731721][ T7229] CPU: 0 UID: 0 PID: 7229 Comm: syz.1.206 Not tainted syzkaller #0 PREEMPT(full) 
[  276.731746][ T7229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  276.731757][ T7229] Call Trace:
[  276.731766][ T7229]  <TASK>
[  276.731774][ T7229]  dump_stack_lvl+0x189/0x250
[  276.731801][ T7229]  ? __pfx_dump_stack_lvl+0x10/0x10
[  276.731821][ T7229]  ? __pfx__printk+0x10/0x10
[  276.731847][ T7229]  ? kernfs_path_from_node+0x250/0x290
[  276.731865][ T7229]  ? kernfs_path_from_node+0x2f/0x290
[  276.731888][ T7229]  sysfs_create_dir_ns+0x259/0x280
[  276.731911][ T7229]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  276.731933][ T7229]  ? do_raw_spin_unlock+0x122/0x240
[  276.731958][ T7229]  kobject_add_internal+0x59f/0xb40
[  276.731991][ T7229]  kobject_init_and_add+0x125/0x190
[  276.732020][ T7229]  ? __pfx_kobject_init_and_add+0x10/0x10
[  276.732045][ T7229]  ? __raw_spin_lock_init+0x45/0x100
[  276.732065][ T7229]  ? __init_swait_queue_head+0xa9/0x150
[  276.732088][ T7229]  gfs2_sys_fs_add+0x234/0x450
[  276.732116][ T7229]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  276.732148][ T7229]  ? is_dynamic_key+0xd6/0x1c0
[  276.732170][ T7229]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  276.732205][ T7229]  gfs2_fill_super+0x13e8/0x2230
[  276.732251][ T7229]  ? __pfx_gfs2_fill_super+0x10/0x10
[  276.732276][ T7229]  ? sb_set_blocksize+0x104/0x180
[  276.732302][ T7229]  ? setup_bdev_super+0x4c1/0x5b0
[  276.732328][ T7229]  get_tree_bdev_flags+0x40e/0x4d0
[  276.732350][ T7229]  ? __pfx_gfs2_fill_super+0x10/0x10
[  276.732372][ T7229]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  276.732391][ T7229]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  276.732427][ T7229]  gfs2_get_tree+0x51/0x1e0
[  276.732451][ T7229]  vfs_get_tree+0x92/0x2b0
[  276.732474][ T7229]  do_new_mount+0x302/0xa10
[  276.732494][ T7229]  ? apparmor_capable+0x137/0x1b0
[  276.732526][ T7229]  ? __pfx_do_new_mount+0x10/0x10
[  276.732548][ T7229]  ? ns_capable+0x8a/0xf0
[  276.732576][ T7229]  ? kmem_cache_free+0x19b/0x690
[  276.732608][ T7229]  __se_sys_mount+0x313/0x410
[  276.732637][ T7229]  ? __pfx___se_sys_mount+0x10/0x10
[  276.732663][ T7229]  ? do_syscall_64+0xbe/0xfa0
[  276.732681][ T7229]  ? __x64_sys_mount+0x20/0xc0
[  276.732707][ T7229]  do_syscall_64+0xfa/0xfa0
[  276.732727][ T7229]  ? lockdep_hardirqs_on+0x9c/0x150
[  276.732746][ T7229]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  276.732765][ T7229]  ? clear_bhb_loop+0x60/0xb0
[  276.732787][ T7229]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  276.732804][ T7229] RIP: 0033:0x7fbbe759038a
[  276.732821][ T7229] 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
[  276.732836][ T7229] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  276.732855][ T7229] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  276.732869][ T7229] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  276.732882][ T7229] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  276.732895][ T7229] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  276.732907][ T7229] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  276.732940][ T7229]  </TASK>
[  276.732965][ T7229] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  277.061723][ T7229] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  277.389316][ T7233] loop1: detected capacity change from 0 to 32768
[  277.413419][ T7233] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  277.421367][ T7233] CPU: 0 UID: 0 PID: 7233 Comm: syz.1.207 Not tainted syzkaller #0 PREEMPT(full) 
[  277.421391][ T7233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  277.421401][ T7233] Call Trace:
[  277.421408][ T7233]  <TASK>
[  277.421414][ T7233]  dump_stack_lvl+0x189/0x250
[  277.421441][ T7233]  ? __pfx_dump_stack_lvl+0x10/0x10
[  277.421460][ T7233]  ? __pfx__printk+0x10/0x10
[  277.421484][ T7233]  ? kernfs_path_from_node+0x250/0x290
[  277.421503][ T7233]  ? kernfs_path_from_node+0x2f/0x290
[  277.421526][ T7233]  sysfs_create_dir_ns+0x259/0x280
[  277.421548][ T7233]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  277.421570][ T7233]  ? do_raw_spin_unlock+0x122/0x240
[  277.421595][ T7233]  kobject_add_internal+0x59f/0xb40
[  277.421628][ T7233]  kobject_init_and_add+0x125/0x190
[  277.421657][ T7233]  ? __pfx_kobject_init_and_add+0x10/0x10
[  277.421682][ T7233]  ? __raw_spin_lock_init+0x45/0x100
[  277.421703][ T7233]  ? __init_swait_queue_head+0xa9/0x150
[  277.421726][ T7233]  gfs2_sys_fs_add+0x234/0x450
[  277.421755][ T7233]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  277.421786][ T7233]  ? is_dynamic_key+0xd6/0x1c0
[  277.421808][ T7233]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  277.421843][ T7233]  gfs2_fill_super+0x13e8/0x2230
[  277.421880][ T7233]  ? __pfx_gfs2_fill_super+0x10/0x10
[  277.421903][ T7233]  ? sb_set_blocksize+0x104/0x180
[  277.421926][ T7233]  ? setup_bdev_super+0x4c1/0x5b0
[  277.421950][ T7233]  get_tree_bdev_flags+0x40e/0x4d0
[  277.421971][ T7233]  ? __pfx_gfs2_fill_super+0x10/0x10
[  277.421990][ T7233]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  277.422008][ T7233]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  277.422044][ T7233]  gfs2_get_tree+0x51/0x1e0
[  277.422068][ T7233]  vfs_get_tree+0x92/0x2b0
[  277.422091][ T7233]  do_new_mount+0x302/0xa10
[  277.422111][ T7233]  ? apparmor_capable+0x137/0x1b0
[  277.422142][ T7233]  ? __pfx_do_new_mount+0x10/0x10
[  277.422177][ T7233]  ? ns_capable+0x8a/0xf0
[  277.422202][ T7233]  ? kmem_cache_free+0x19b/0x690
[  277.422233][ T7233]  __se_sys_mount+0x313/0x410
[  277.422262][ T7233]  ? __pfx___se_sys_mount+0x10/0x10
[  277.422288][ T7233]  ? do_syscall_64+0xbe/0xfa0
[  277.422307][ T7233]  ? __x64_sys_mount+0x20/0xc0
[  277.422332][ T7233]  do_syscall_64+0xfa/0xfa0
[  277.422351][ T7233]  ? lockdep_hardirqs_on+0x9c/0x150
[  277.422370][ T7233]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  277.422387][ T7233]  ? clear_bhb_loop+0x60/0xb0
[  277.422456][ T7233]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  277.422482][ T7233] RIP: 0033:0x7fbbe759038a
[  277.422500][ T7233] 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
[  277.422515][ T7233] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  277.422535][ T7233] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  277.422560][ T7233] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  277.422577][ T7233] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  277.422590][ T7233] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  277.422603][ T7233] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  277.422636][ T7233]  </TASK>
[  277.422665][ T7233] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  277.751653][ T7233] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  278.087237][ T7237] loop1: detected capacity change from 0 to 32768
[  278.099483][ T7237] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  278.106902][ T7237] CPU: 1 UID: 0 PID: 7237 Comm: syz.1.208 Not tainted syzkaller #0 PREEMPT(full) 
[  278.106925][ T7237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  278.106936][ T7237] Call Trace:
[  278.106944][ T7237]  <TASK>
[  278.106953][ T7237]  dump_stack_lvl+0x189/0x250
[  278.106980][ T7237]  ? __pfx_dump_stack_lvl+0x10/0x10
[  278.106999][ T7237]  ? __pfx__printk+0x10/0x10
[  278.107035][ T7237]  ? kernfs_path_from_node+0x250/0x290
[  278.107053][ T7237]  ? kernfs_path_from_node+0x2f/0x290
[  278.107075][ T7237]  sysfs_create_dir_ns+0x259/0x280
[  278.107097][ T7237]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  278.107117][ T7237]  ? do_raw_spin_unlock+0x122/0x240
[  278.107141][ T7237]  kobject_add_internal+0x59f/0xb40
[  278.107173][ T7237]  kobject_init_and_add+0x125/0x190
[  278.107202][ T7237]  ? __pfx_kobject_init_and_add+0x10/0x10
[  278.107225][ T7237]  ? __raw_spin_lock_init+0x45/0x100
[  278.107246][ T7237]  ? __init_swait_queue_head+0xa9/0x150
[  278.107267][ T7237]  gfs2_sys_fs_add+0x234/0x450
[  278.107296][ T7237]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  278.107327][ T7237]  ? is_dynamic_key+0xd6/0x1c0
[  278.107348][ T7237]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  278.107379][ T7237]  gfs2_fill_super+0x13e8/0x2230
[  278.107420][ T7237]  ? __pfx_gfs2_fill_super+0x10/0x10
[  278.107443][ T7237]  ? sb_set_blocksize+0x104/0x180
[  278.107465][ T7237]  ? setup_bdev_super+0x4c1/0x5b0
[  278.107494][ T7237]  get_tree_bdev_flags+0x40e/0x4d0
[  278.107514][ T7237]  ? __pfx_gfs2_fill_super+0x10/0x10
[  278.107533][ T7237]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  278.107554][ T7237]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  278.107590][ T7237]  gfs2_get_tree+0x51/0x1e0
[  278.107613][ T7237]  vfs_get_tree+0x92/0x2b0
[  278.107635][ T7237]  do_new_mount+0x302/0xa10
[  278.107655][ T7237]  ? apparmor_capable+0x137/0x1b0
[  278.107685][ T7237]  ? __pfx_do_new_mount+0x10/0x10
[  278.107707][ T7237]  ? ns_capable+0x8a/0xf0
[  278.107734][ T7237]  ? kmem_cache_free+0x19b/0x690
[  278.107766][ T7237]  __se_sys_mount+0x313/0x410
[  278.107795][ T7237]  ? __pfx___se_sys_mount+0x10/0x10
[  278.107820][ T7237]  ? do_syscall_64+0xbe/0xfa0
[  278.107839][ T7237]  ? __x64_sys_mount+0x20/0xc0
[  278.107864][ T7237]  do_syscall_64+0xfa/0xfa0
[  278.107882][ T7237]  ? lockdep_hardirqs_on+0x9c/0x150
[  278.107900][ T7237]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  278.107916][ T7237]  ? clear_bhb_loop+0x60/0xb0
[  278.107936][ T7237]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  278.107952][ T7237] RIP: 0033:0x7fbbe759038a
[  278.107969][ T7237] 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
[  278.107985][ T7237] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  278.108004][ T7237] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  278.108018][ T7237] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  278.108039][ T7237] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  278.108051][ T7237] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  278.108063][ T7237] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  278.108091][ T7237]  </TASK>
[  278.426287][ T7237] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  278.440344][ T7237] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  278.749102][ T7241] loop1: detected capacity change from 0 to 32768
[  278.767957][   T31] INFO: task syz.0.17:6438 blocked for more than 143 seconds.
[  278.777110][   T31]       Not tainted syzkaller #0
[  278.782785][ T7241] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  278.790331][ T7241] CPU: 1 UID: 0 PID: 7241 Comm: syz.1.209 Not tainted syzkaller #0 PREEMPT(full) 
[  278.790357][ T7241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  278.790369][ T7241] Call Trace:
[  278.790377][ T7241]  <TASK>
[  278.790385][ T7241]  dump_stack_lvl+0x189/0x250
[  278.790413][ T7241]  ? __pfx_dump_stack_lvl+0x10/0x10
[  278.790433][ T7241]  ? __pfx__printk+0x10/0x10
[  278.790457][ T7241]  ? kernfs_path_from_node+0x250/0x290
[  278.790475][ T7241]  ? kernfs_path_from_node+0x2f/0x290
[  278.790497][ T7241]  sysfs_create_dir_ns+0x259/0x280
[  278.790518][ T7241]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  278.790539][ T7241]  ? do_raw_spin_unlock+0x122/0x240
[  278.790562][ T7241]  kobject_add_internal+0x59f/0xb40
[  278.790593][ T7241]  kobject_init_and_add+0x125/0x190
[  278.790621][ T7241]  ? __pfx_kobject_init_and_add+0x10/0x10
[  278.790645][ T7241]  ? __raw_spin_lock_init+0x45/0x100
[  278.790666][ T7241]  ? __init_swait_queue_head+0xa9/0x150
[  278.790689][ T7241]  gfs2_sys_fs_add+0x234/0x450
[  278.790716][ T7241]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  278.790745][ T7241]  ? is_dynamic_key+0xd6/0x1c0
[  278.790767][ T7241]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  278.790800][ T7241]  gfs2_fill_super+0x13e8/0x2230
[  278.790837][ T7241]  ? __pfx_gfs2_fill_super+0x10/0x10
[  278.790861][ T7241]  ? sb_set_blocksize+0x104/0x180
[  278.790886][ T7241]  ? setup_bdev_super+0x4c1/0x5b0
[  278.790911][ T7241]  get_tree_bdev_flags+0x40e/0x4d0
[  278.790934][ T7241]  ? __pfx_gfs2_fill_super+0x10/0x10
[  278.790955][ T7241]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  278.790975][ T7241]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  278.791010][ T7241]  gfs2_get_tree+0x51/0x1e0
[  278.791032][ T7241]  vfs_get_tree+0x92/0x2b0
[  278.791056][ T7241]  do_new_mount+0x302/0xa10
[  278.791077][ T7241]  ? apparmor_capable+0x137/0x1b0
[  278.791107][ T7241]  ? __pfx_do_new_mount+0x10/0x10
[  278.791130][ T7241]  ? ns_capable+0x8a/0xf0
[  278.791155][ T7241]  ? kmem_cache_free+0x19b/0x690
[  278.791186][ T7241]  __se_sys_mount+0x313/0x410
[  278.791215][ T7241]  ? __pfx___se_sys_mount+0x10/0x10
[  278.791241][ T7241]  ? do_syscall_64+0xbe/0xfa0
[  278.791268][ T7241]  ? __x64_sys_mount+0x20/0xc0
[  278.791294][ T7241]  do_syscall_64+0xfa/0xfa0
[  278.791313][ T7241]  ? lockdep_hardirqs_on+0x9c/0x150
[  278.791333][ T7241]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  278.791351][ T7241]  ? clear_bhb_loop+0x60/0xb0
[  278.791373][ T7241]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  278.791389][ T7241] RIP: 0033:0x7fbbe759038a
2025/10/17 12:44:54 executed programs: 195
[  278.791407][ T7241] 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
[  278.791423][ T7241] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  278.791444][ T7241] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  278.791459][ T7241] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  278.791472][ T7241] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  278.791485][ T7241] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  278.791497][ T7241] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  278.791526][ T7241]  </TASK>
[  278.791552][ T7241] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  278.876480][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  278.885321][ T7241] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  278.886324][   T31] task:syz.0.17        state:D stack:26472 pid:6438  tgid:6438  ppid:6338   task_flags:0x400040 flags:0x00080002
[  279.146645][   T31] Call Trace:
[  279.149970][   T31]  <TASK>
[  279.152908][   T31]  __schedule+0x1798/0x4cc0
[  279.157442][   T31]  ? __pfx___schedule+0x10/0x10
[  279.163771][   T31]  ? schedule+0x91/0x360
[  279.168311][   T31]  schedule+0x165/0x360
[  279.172483][   T31]  io_schedule+0x80/0xd0
[  279.176738][   T31]  folio_wait_bit_common+0x6b0/0xb80
[  279.182661][   T31]  ? __pfx_folio_wait_bit_common+0x10/0x10
[  279.188835][   T31]  ? __pfx_wake_page_function+0x10/0x10
[  279.194417][   T31]  writeback_iter+0x8d8/0x12a0
[  279.199655][   T31]  iomap_writepages+0x14d/0x2d0
[  279.204530][   T31]  ? __pfx_iomap_writepages+0x10/0x10
[  279.210374][   T31]  gfs2_writepages+0x177/0x250
[  279.215152][   T31]  ? __pfx_gfs2_writepages+0x10/0x10
[  279.220914][   T31]  ? __lock_acquire+0xab9/0xd20
[  279.225795][   T31]  ? __pfx_gfs2_writepages+0x10/0x10
[  279.231528][   T31]  do_writepages+0x32e/0x550
[  279.236141][   T31]  ? do_raw_spin_unlock+0x122/0x240
[  279.241785][   T31]  filemap_fdatawrite+0x199/0x240
[  279.246822][   T31]  ? __pfx_filemap_fdatawrite+0x10/0x10
[  279.253616][   T31]  ? do_raw_spin_unlock+0x122/0x240
[  279.259094][   T31]  gfs2_log_flush+0x86b/0x24c0
[  279.264854][   T31]  ? __pfx_gfs2_log_flush+0x10/0x10
[  279.270889][   T31]  ? __pfx___up_read+0x10/0x10
[  279.275696][   T31]  gfs2_trans_end+0x37c/0x570
[  279.280821][   T31]  gfs2_page_mkwrite+0x14a8/0x1910
[  279.285991][   T31]  ? do_page_mkwrite+0x14d/0x310
[  279.291387][   T31]  ? __pfx_gfs2_page_mkwrite+0x10/0x10
[  279.296865][   T31]  ? gfs2_fault+0x19a/0x1f0
[  279.301787][   T31]  ? do_page_mkwrite+0x14d/0x310
[  279.306845][   T31]  do_page_mkwrite+0x14d/0x310
[  279.312016][   T31]  __handle_mm_fault+0x1911/0x5440
[  279.317163][   T31]  ? lock_vma_under_rcu+0x1a3/0x450
[  279.322760][   T31]  ? __pfx___handle_mm_fault+0x10/0x10
[  279.328580][   T31]  ? lock_vma_under_rcu+0x3d2/0x450
[  279.333796][   T31]  ? __pfx_do_futex+0x10/0x10
[  279.338865][   T31]  ? __pfx_lock_vma_under_rcu+0x10/0x10
[  279.344513][   T31]  handle_mm_fault+0x40a/0x8e0
[  279.349714][   T31]  do_user_addr_fault+0xa7c/0x1380
[  279.354852][   T31]  ? rcu_is_watching+0x15/0xb0
[  279.360979][   T31]  ? trace_page_fault_user+0x84/0x1e0
[  279.367487][   T31]  exc_page_fault+0x82/0x100
[  279.372583][   T31]  asm_exc_page_fault+0x26/0x30
[  279.377540][   T31] RIP: 0033:0x7faa5ae550b3
[  279.382441][   T31] RSP: 002b:00007ffc4780dc70 EFLAGS: 00010246
[  279.389505][   T31] RAX: 0000200000000180 RBX: 0000000000000008 RCX: 0000000000000000
[  279.397489][   T31] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000055557d7db3c8
[  279.405865][   T31] RBP: 00007ffc4780dd78 R08: 0000000000000000 R09: 0000000000000000
[  279.414125][   T31] R10: 0000000000000000 R11: 0000000000000000 R12: 00007faa5b1b5fac
[  279.422372][   T31] R13: 00007faa5b1b5fa0 R14: fffffffffffffffe R15: 00007ffc4780ddc0
[  279.430627][   T31]  </TASK>
[  279.433710][   T31] 
[  279.433710][   T31] Showing all locks held in the system:
[  279.442217][   T31] 1 lock held by khungtaskd/31:
[  279.447081][   T31]  #0: ffffffff8e13d2e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  279.459665][   T31] 4 locks held by kworker/u8:2/36:
[  279.463462][ T7245] loop1: detected capacity change from 0 to 32768
[  279.464780][   T31]  #0: ffff88801e6ae148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0
[  279.484201][   T31]  #1: ffffc90000ac7ba0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0
[  279.499022][   T31]  #2: ffff88807e5140e0 (&type->s_umount_key#53){.+.+}-{4:4}, at: super_trylock_shared+0x20/0xf0
[  279.510527][   T31]  #3: ffff88805faecea0 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0xec/0x24c0
[  279.521901][ T7245] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  279.529455][   T31] 2 locks held by getty/5588:
[  279.534235][ T7245] CPU: 1 UID: 0 PID: 7245 Comm: syz.1.210 Not tainted syzkaller #0 PREEMPT(full) 
[  279.534258][ T7245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  279.534269][ T7245] Call Trace:
[  279.534277][ T7245]  <TASK>
[  279.534285][ T7245]  dump_stack_lvl+0x189/0x250
[  279.534313][ T7245]  ? __pfx_dump_stack_lvl+0x10/0x10
[  279.534332][ T7245]  ? __pfx__printk+0x10/0x10
[  279.534357][ T7245]  ? kernfs_path_from_node+0x250/0x290
[  279.534376][ T7245]  ? kernfs_path_from_node+0x2f/0x290
[  279.534400][ T7245]  sysfs_create_dir_ns+0x259/0x280
[  279.534422][ T7245]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  279.534443][ T7245]  ? do_raw_spin_unlock+0x122/0x240
[  279.534466][ T7245]  kobject_add_internal+0x59f/0xb40
[  279.534498][ T7245]  kobject_init_and_add+0x125/0x190
[  279.534525][ T7245]  ? __pfx_kobject_init_and_add+0x10/0x10
[  279.534550][ T7245]  ? __raw_spin_lock_init+0x45/0x100
[  279.534571][ T7245]  ? __init_swait_queue_head+0xa9/0x150
[  279.534594][ T7245]  gfs2_sys_fs_add+0x234/0x450
[  279.534622][ T7245]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  279.534653][ T7245]  ? is_dynamic_key+0xd6/0x1c0
[  279.534675][ T7245]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  279.534710][ T7245]  gfs2_fill_super+0x13e8/0x2230
[  279.534747][ T7245]  ? __pfx_gfs2_fill_super+0x10/0x10
[  279.534773][ T7245]  ? sb_set_blocksize+0x104/0x180
[  279.534798][ T7245]  ? setup_bdev_super+0x4c1/0x5b0
[  279.534822][ T7245]  get_tree_bdev_flags+0x40e/0x4d0
[  279.534842][ T7245]  ? __pfx_gfs2_fill_super+0x10/0x10
[  279.534862][ T7245]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  279.534881][ T7245]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  279.534927][ T7245]  gfs2_get_tree+0x51/0x1e0
[  279.534951][ T7245]  vfs_get_tree+0x92/0x2b0
[  279.534975][ T7245]  do_new_mount+0x302/0xa10
[  279.534996][ T7245]  ? apparmor_capable+0x137/0x1b0
[  279.535027][ T7245]  ? __pfx_do_new_mount+0x10/0x10
[  279.535049][ T7245]  ? ns_capable+0x8a/0xf0
[  279.535076][ T7245]  ? kmem_cache_free+0x19b/0x690
[  279.535109][ T7245]  __se_sys_mount+0x313/0x410
[  279.535138][ T7245]  ? __pfx___se_sys_mount+0x10/0x10
[  279.535165][ T7245]  ? do_syscall_64+0xbe/0xfa0
[  279.535184][ T7245]  ? __x64_sys_mount+0x20/0xc0
[  279.535208][ T7245]  do_syscall_64+0xfa/0xfa0
[  279.535227][ T7245]  ? lockdep_hardirqs_on+0x9c/0x150
[  279.535247][ T7245]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  279.535265][ T7245]  ? clear_bhb_loop+0x60/0xb0
[  279.535287][ T7245]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  279.535305][ T7245] RIP: 0033:0x7fbbe759038a
[  279.535322][ T7245] 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
[  279.535338][ T7245] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  279.535359][ T7245] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  279.535373][ T7245] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  279.535387][ T7245] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  279.535399][ T7245] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  279.535412][ T7245] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  279.535443][ T7245]  </TASK>
[  279.535469][ T7245] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  279.557656][   T31]  #0: 
[  279.563308][ T7245] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  279.565821][   T31] ffff88803029c0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  279.883974][   T31]  #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
[  279.894288][   T31] 4 locks held by syz.0.17/6438:
[  279.899299][   T31]  #0: ffff88807d1b4948 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1a3/0x450
[  279.908605][   T31]  #1: ffff88807e514518 (sb_pagefaults#2){.+.+}-{0:0}, at: do_page_mkwrite+0x14d/0x310
[  279.918436][   T31]  #2: ffff88807e514610 (sb_internal#2){.+.+}-{0:0}, at: gfs2_trans_begin+0x6f/0xe0
[  279.927997][   T31]  #3: ffff88805faecea0 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0xec/0x24c0
[  279.938366][   T31] 1 lock held by gfs2_logd/syz:s/6442:
[  279.943833][   T31]  #0: ffff88805faecea0 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0xec/0x24c0
[  279.954203][   T31] 4 locks held by syz.1.211/7249:
[  279.959372][   T31] 
[  279.961713][   T31] =============================================
[  279.961713][   T31] 
[  279.977386][   T31] NMI backtrace for cpu 0
[  279.977405][   T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  279.977426][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  279.977437][   T31] Call Trace:
[  279.977446][   T31]  <TASK>
[  279.977454][   T31]  dump_stack_lvl+0x189/0x250
[  279.977481][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  279.977501][   T31]  ? __pfx__printk+0x10/0x10
[  279.977532][   T31]  nmi_cpu_backtrace+0x39e/0x3d0
[  279.977563][   T31]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  279.977588][   T31]  ? __pfx__printk+0x10/0x10
[  279.977608][   T31]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  279.977632][   T31]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  279.977658][   T31]  watchdog+0xfa9/0xff0
[  279.977684][   T31]  ? watchdog+0x1f4/0xff0
[  279.977711][   T31]  kthread+0x711/0x8a0
[  279.977732][   T31]  ? __pfx_watchdog+0x10/0x10
[  279.977753][   T31]  ? __pfx_kthread+0x10/0x10
[  279.977773][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  279.977792][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  279.977815][   T31]  ? __pfx_kthread+0x10/0x10
[  279.977834][   T31]  ret_from_fork+0x4bc/0x870
[  279.977859][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  279.977888][   T31]  ? __switch_to_asm+0x39/0x70
[  279.977907][   T31]  ? __switch_to_asm+0x33/0x70
[  279.977926][   T31]  ? __pfx_kthread+0x10/0x10
[  279.977946][   T31]  ret_from_fork_asm+0x1a/0x30
[  279.977978][   T31]  </TASK>
[  280.118367][   T31] Sending NMI from CPU 0 to CPUs 1:
[  280.124316][    C1] NMI backtrace for cpu 1
[  280.124333][    C1] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT(full) 
[  280.124352][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  280.124363][    C1] Workqueue:  0x0 (events_unbound)
[  280.124386][    C1] RIP: 0010:check_preemption_disabled+0x49/0x120
[  280.124411][    C1] Code: 8b 0d db 64 43 07 f7 c1 ff ff ff 7f 74 23 65 48 8b 0d bb 64 43 07 48 3b 4c 24 08 0f 85 cc 00 00 00 48 83 c4 10 5b 41 5e 41 5f <5d> c3 cc cc cc cc cc 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24
[  280.124425][    C1] RSP: 0000:ffffc90000127850 EFLAGS: 00000082
[  280.124439][    C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: 49c617a174917a00
[  280.124451][    C1] RDX: 0000000000000000 RSI: ffffffff8bc07cc0 RDI: ffffffff8bc07c80
[  280.124462][    C1] RBP: ffffc900001279f0 R08: ffffffff8f9e3177 R09: 1ffffffff1f3c62e
[  280.124475][    C1] R10: dffffc0000000000 R11: fffffbfff1f3c62f R12: ffff88801ce80000
[  280.124487][    C1] R13: 0000000000000000 R14: ffffffff8da10dd8 R15: 1ffff92000024f2c
[  280.124498][    C1] FS:  0000000000000000(0000) GS:ffff888125e00000(0000) knlGS:0000000000000000
[  280.124511][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  280.124523][    C1] CR2: 00007fbbdf26c000 CR3: 000000000df38000 CR4: 00000000003526f0
[  280.124538][    C1] Call Trace:
[  280.124545][    C1]  <TASK>
[  280.124553][    C1]  trace_rcu_utilization+0x47/0x1d0
[  280.124578][    C1]  rcu_note_context_switch+0xc9/0x1140
[  280.124598][    C1]  ? finish_task_switch+0x18b/0x950
[  280.124621][    C1]  ? finish_task_switch+0x266/0x950
[  280.124639][    C1]  ? __pfx_rcu_note_context_switch+0x10/0x10
[  280.124660][    C1]  ? rcu_is_watching+0x15/0xb0
[  280.124681][    C1]  __schedule+0x35d/0x4cc0
[  280.124703][    C1]  ? __lock_acquire+0xab9/0xd20
[  280.124724][    C1]  ? __lock_acquire+0xab9/0xd20
[  280.124743][    C1]  ? __pfx___schedule+0x10/0x10
[  280.124766][    C1]  ? schedule+0x91/0x360
[  280.124783][    C1]  schedule+0x165/0x360
[  280.124800][    C1]  worker_thread+0xa82/0xda0
[  280.124831][    C1]  kthread+0x711/0x8a0
[  280.124848][    C1]  ? __pfx_worker_thread+0x10/0x10
[  280.124868][    C1]  ? __pfx_kthread+0x10/0x10
[  280.124884][    C1]  ? _raw_spin_unlock_irq+0x23/0x50
[  280.124900][    C1]  ? lockdep_hardirqs_on+0x9c/0x150
[  280.124916][    C1]  ? __pfx_kthread+0x10/0x10
[  280.124932][    C1]  ret_from_fork+0x4bc/0x870
[  280.124953][    C1]  ? __pfx_ret_from_fork+0x10/0x10
[  280.124975][    C1]  ? __switch_to_asm+0x39/0x70
[  280.124993][    C1]  ? __switch_to_asm+0x33/0x70
[  280.125009][    C1]  ? __pfx_kthread+0x10/0x10
[  280.125025][    C1]  ret_from_fork_asm+0x1a/0x30
[  280.125056][    C1]  </TASK>
[  280.410983][ T7249] loop1: detected capacity change from 0 to 32768
[  280.430028][ T7249] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.437440][ T7249] CPU: 1 UID: 0 PID: 7249 Comm: syz.1.211 Not tainted syzkaller #0 PREEMPT(full) 
[  280.437465][ T7249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  280.437477][ T7249] Call Trace:
[  280.437485][ T7249]  <TASK>
[  280.437493][ T7249]  dump_stack_lvl+0x189/0x250
[  280.437520][ T7249]  ? __pfx_dump_stack_lvl+0x10/0x10
[  280.437542][ T7249]  ? __pfx__printk+0x10/0x10
[  280.437571][ T7249]  ? kernfs_path_from_node+0x250/0x290
[  280.437589][ T7249]  ? kernfs_path_from_node+0x2f/0x290
[  280.437610][ T7249]  sysfs_create_dir_ns+0x259/0x280
[  280.437632][ T7249]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  280.437651][ T7249]  ? do_raw_spin_unlock+0x122/0x240
[  280.437676][ T7249]  kobject_add_internal+0x59f/0xb40
[  280.437708][ T7249]  kobject_init_and_add+0x125/0x190
[  280.437735][ T7249]  ? __pfx_kobject_init_and_add+0x10/0x10
[  280.437759][ T7249]  ? __raw_spin_lock_init+0x45/0x100
[  280.437780][ T7249]  ? __init_swait_queue_head+0xa9/0x150
[  280.437803][ T7249]  gfs2_sys_fs_add+0x234/0x450
[  280.437841][ T7249]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  280.437871][ T7249]  ? is_dynamic_key+0xd6/0x1c0
[  280.437893][ T7249]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  280.437929][ T7249]  gfs2_fill_super+0x13e8/0x2230
[  280.437966][ T7249]  ? __pfx_gfs2_fill_super+0x10/0x10
[  280.437993][ T7249]  ? sb_set_blocksize+0x104/0x180
[  280.438017][ T7249]  ? setup_bdev_super+0x4c1/0x5b0
[  280.438047][ T7249]  get_tree_bdev_flags+0x40e/0x4d0
[  280.438068][ T7249]  ? __pfx_gfs2_fill_super+0x10/0x10
[  280.438088][ T7249]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  280.438107][ T7249]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  280.438141][ T7249]  gfs2_get_tree+0x51/0x1e0
[  280.438164][ T7249]  vfs_get_tree+0x92/0x2b0
[  280.438188][ T7249]  do_new_mount+0x302/0xa10
[  280.438210][ T7249]  ? apparmor_capable+0x137/0x1b0
[  280.438240][ T7249]  ? __pfx_do_new_mount+0x10/0x10
[  280.438264][ T7249]  ? ns_capable+0x8a/0xf0
[  280.438299][ T7249]  ? kmem_cache_free+0x19b/0x690
[  280.438332][ T7249]  __se_sys_mount+0x313/0x410
[  280.438361][ T7249]  ? __pfx___se_sys_mount+0x10/0x10
[  280.438395][ T7249]  ? do_syscall_64+0xbe/0xfa0
[  280.438414][ T7249]  ? __x64_sys_mount+0x20/0xc0
[  280.438438][ T7249]  do_syscall_64+0xfa/0xfa0
[  280.438457][ T7249]  ? lockdep_hardirqs_on+0x9c/0x150
[  280.438478][ T7249]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  280.438496][ T7249]  ? clear_bhb_loop+0x60/0xb0
[  280.438519][ T7249]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  280.438537][ T7249] RIP: 0033:0x7fbbe759038a
[  280.438555][ T7249] 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
[  280.438571][ T7249] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.438591][ T7249] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  280.438604][ T7249] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  280.438616][ T7249] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  280.438628][ T7249] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  280.438639][ T7249] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  280.438670][ T7249]  </TASK>
[  280.755949][ T7249] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  280.770897][ T7249] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.090876][ T7253] loop1: detected capacity change from 0 to 32768
[  281.112928][ T7253] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.120643][ T7253] CPU: 1 UID: 0 PID: 7253 Comm: syz.1.212 Not tainted syzkaller #0 PREEMPT(full) 
[  281.120668][ T7253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  281.120679][ T7253] Call Trace:
[  281.120686][ T7253]  <TASK>
[  281.120694][ T7253]  dump_stack_lvl+0x189/0x250
[  281.120722][ T7253]  ? __pfx_dump_stack_lvl+0x10/0x10
[  281.120742][ T7253]  ? __pfx__printk+0x10/0x10
[  281.120765][ T7253]  ? kernfs_path_from_node+0x250/0x290
[  281.120783][ T7253]  ? kernfs_path_from_node+0x2f/0x290
[  281.120803][ T7253]  sysfs_create_dir_ns+0x259/0x280
[  281.120824][ T7253]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  281.120844][ T7253]  ? do_raw_spin_unlock+0x122/0x240
[  281.120869][ T7253]  kobject_add_internal+0x59f/0xb40
[  281.120901][ T7253]  kobject_init_and_add+0x125/0x190
[  281.120930][ T7253]  ? __pfx_kobject_init_and_add+0x10/0x10
[  281.120962][ T7253]  ? __raw_spin_lock_init+0x45/0x100
[  281.120983][ T7253]  ? __init_swait_queue_head+0xa9/0x150
[  281.121005][ T7253]  gfs2_sys_fs_add+0x234/0x450
[  281.121034][ T7253]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  281.121065][ T7253]  ? is_dynamic_key+0xd6/0x1c0
[  281.121085][ T7253]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  281.121119][ T7253]  gfs2_fill_super+0x13e8/0x2230
[  281.121156][ T7253]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.121183][ T7253]  ? sb_set_blocksize+0x104/0x180
[  281.121208][ T7253]  ? setup_bdev_super+0x4c1/0x5b0
[  281.121234][ T7253]  get_tree_bdev_flags+0x40e/0x4d0
[  281.121255][ T7253]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.121276][ T7253]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  281.121296][ T7253]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  281.121329][ T7253]  gfs2_get_tree+0x51/0x1e0
[  281.121353][ T7253]  vfs_get_tree+0x92/0x2b0
[  281.121375][ T7253]  do_new_mount+0x302/0xa10
[  281.121396][ T7253]  ? apparmor_capable+0x137/0x1b0
[  281.121427][ T7253]  ? __pfx_do_new_mount+0x10/0x10
[  281.121449][ T7253]  ? ns_capable+0x8a/0xf0
[  281.121475][ T7253]  ? kmem_cache_free+0x19b/0x690
[  281.121507][ T7253]  __se_sys_mount+0x313/0x410
[  281.121536][ T7253]  ? __pfx___se_sys_mount+0x10/0x10
[  281.121563][ T7253]  ? do_syscall_64+0xbe/0xfa0
[  281.121582][ T7253]  ? __x64_sys_mount+0x20/0xc0
[  281.121606][ T7253]  do_syscall_64+0xfa/0xfa0
[  281.121624][ T7253]  ? lockdep_hardirqs_on+0x9c/0x150
[  281.121644][ T7253]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.121662][ T7253]  ? clear_bhb_loop+0x60/0xb0
[  281.121685][ T7253]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.121702][ T7253] RIP: 0033:0x7fbbe759038a
[  281.121720][ T7253] 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
[  281.121736][ T7253] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.121756][ T7253] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  281.121771][ T7253] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  281.121783][ T7253] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  281.121795][ T7253] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  281.121807][ T7253] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  281.121837][ T7253]  </TASK>
[  281.121914][ T7253] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  281.450330][ T7253] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.777422][ T7257] loop1: detected capacity change from 0 to 32768
[  281.792059][ T7257] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.799940][ T7257] CPU: 1 UID: 0 PID: 7257 Comm: syz.1.213 Not tainted syzkaller #0 PREEMPT(full) 
[  281.799964][ T7257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  281.799974][ T7257] Call Trace:
[  281.799982][ T7257]  <TASK>
[  281.799990][ T7257]  dump_stack_lvl+0x189/0x250
[  281.800018][ T7257]  ? __pfx_dump_stack_lvl+0x10/0x10
[  281.800037][ T7257]  ? __pfx__printk+0x10/0x10
[  281.800061][ T7257]  ? kernfs_path_from_node+0x250/0x290
[  281.800080][ T7257]  ? kernfs_path_from_node+0x2f/0x290
[  281.800102][ T7257]  sysfs_create_dir_ns+0x259/0x280
[  281.800123][ T7257]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  281.800141][ T7257]  ? do_raw_spin_unlock+0x122/0x240
[  281.800167][ T7257]  kobject_add_internal+0x59f/0xb40
[  281.800198][ T7257]  kobject_init_and_add+0x125/0x190
[  281.800227][ T7257]  ? __pfx_kobject_init_and_add+0x10/0x10
[  281.800251][ T7257]  ? __raw_spin_lock_init+0x45/0x100
[  281.800272][ T7257]  ? __init_swait_queue_head+0xa9/0x150
[  281.800296][ T7257]  gfs2_sys_fs_add+0x234/0x450
[  281.800324][ T7257]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  281.800355][ T7257]  ? is_dynamic_key+0xd6/0x1c0
[  281.800376][ T7257]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  281.800411][ T7257]  gfs2_fill_super+0x13e8/0x2230
[  281.800446][ T7257]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.800472][ T7257]  ? sb_set_blocksize+0x104/0x180
[  281.800497][ T7257]  ? setup_bdev_super+0x4c1/0x5b0
[  281.800522][ T7257]  get_tree_bdev_flags+0x40e/0x4d0
[  281.800543][ T7257]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.800564][ T7257]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  281.800584][ T7257]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  281.800619][ T7257]  gfs2_get_tree+0x51/0x1e0
[  281.800650][ T7257]  vfs_get_tree+0x92/0x2b0
[  281.800674][ T7257]  do_new_mount+0x302/0xa10
[  281.800695][ T7257]  ? apparmor_capable+0x137/0x1b0
[  281.800725][ T7257]  ? __pfx_do_new_mount+0x10/0x10
[  281.800747][ T7257]  ? ns_capable+0x8a/0xf0
[  281.800774][ T7257]  ? kmem_cache_free+0x19b/0x690
[  281.800806][ T7257]  __se_sys_mount+0x313/0x410
[  281.800835][ T7257]  ? __pfx___se_sys_mount+0x10/0x10
[  281.800861][ T7257]  ? do_syscall_64+0xbe/0xfa0
[  281.800880][ T7257]  ? __x64_sys_mount+0x20/0xc0
[  281.800905][ T7257]  do_syscall_64+0xfa/0xfa0
[  281.800924][ T7257]  ? lockdep_hardirqs_on+0x9c/0x150
[  281.800944][ T7257]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.800962][ T7257]  ? clear_bhb_loop+0x60/0xb0
[  281.800983][ T7257]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.801001][ T7257] RIP: 0033:0x7fbbe759038a
[  281.801018][ T7257] 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
[  281.801033][ T7257] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.801053][ T7257] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  281.801067][ T7257] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  281.801080][ T7257] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  281.801091][ T7257] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  281.801104][ T7257] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  281.801134][ T7257]  </TASK>
[  281.801158][ T7257] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.128924][ T7257] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  282.455803][ T7261] loop1: detected capacity change from 0 to 32768
[  282.465868][ T7261] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.477952][ T7261] CPU: 0 UID: 0 PID: 7261 Comm: syz.1.214 Not tainted syzkaller #0 PREEMPT(full) 
[  282.477977][ T7261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  282.477987][ T7261] Call Trace:
[  282.477995][ T7261]  <TASK>
[  282.478004][ T7261]  dump_stack_lvl+0x189/0x250
[  282.478030][ T7261]  ? __pfx_dump_stack_lvl+0x10/0x10
[  282.478050][ T7261]  ? __pfx__printk+0x10/0x10
[  282.478073][ T7261]  ? kernfs_path_from_node+0x250/0x290
[  282.478091][ T7261]  ? kernfs_path_from_node+0x2f/0x290
[  282.478113][ T7261]  sysfs_create_dir_ns+0x259/0x280
[  282.478136][ T7261]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  282.478157][ T7261]  ? do_raw_spin_unlock+0x122/0x240
[  282.478182][ T7261]  kobject_add_internal+0x59f/0xb40
[  282.478214][ T7261]  kobject_init_and_add+0x125/0x190
[  282.478244][ T7261]  ? __pfx_kobject_init_and_add+0x10/0x10
[  282.478267][ T7261]  ? __raw_spin_lock_init+0x45/0x100
[  282.478288][ T7261]  ? __init_swait_queue_head+0xa9/0x150
[  282.478311][ T7261]  gfs2_sys_fs_add+0x234/0x450
[  282.478339][ T7261]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  282.478371][ T7261]  ? is_dynamic_key+0xd6/0x1c0
[  282.478393][ T7261]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  282.478429][ T7261]  gfs2_fill_super+0x13e8/0x2230
[  282.478465][ T7261]  ? __pfx_gfs2_fill_super+0x10/0x10
[  282.478490][ T7261]  ? sb_set_blocksize+0x104/0x180
[  282.478515][ T7261]  ? setup_bdev_super+0x4c1/0x5b0
[  282.478540][ T7261]  get_tree_bdev_flags+0x40e/0x4d0
[  282.478561][ T7261]  ? __pfx_gfs2_fill_super+0x10/0x10
[  282.478582][ T7261]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  282.478602][ T7261]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  282.478637][ T7261]  gfs2_get_tree+0x51/0x1e0
[  282.478662][ T7261]  vfs_get_tree+0x92/0x2b0
[  282.478686][ T7261]  do_new_mount+0x302/0xa10
[  282.478708][ T7261]  ? apparmor_capable+0x137/0x1b0
[  282.478739][ T7261]  ? __pfx_do_new_mount+0x10/0x10
[  282.478762][ T7261]  ? ns_capable+0x8a/0xf0
[  282.478796][ T7261]  ? kmem_cache_free+0x19b/0x690
[  282.478828][ T7261]  __se_sys_mount+0x313/0x410
[  282.478858][ T7261]  ? __pfx___se_sys_mount+0x10/0x10
[  282.478885][ T7261]  ? do_syscall_64+0xbe/0xfa0
[  282.478905][ T7261]  ? __x64_sys_mount+0x20/0xc0
[  282.478929][ T7261]  do_syscall_64+0xfa/0xfa0
[  282.478948][ T7261]  ? lockdep_hardirqs_on+0x9c/0x150
[  282.478968][ T7261]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  282.478987][ T7261]  ? clear_bhb_loop+0x60/0xb0
[  282.479009][ T7261]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  282.479027][ T7261] RIP: 0033:0x7fbbe759038a
[  282.479044][ T7261] 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
[  282.479061][ T7261] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.479081][ T7261] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  282.479095][ T7261] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  282.479107][ T7261] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  282.479119][ T7261] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  282.479131][ T7261] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  282.479161][ T7261]  </TASK>
[  282.479186][ T7261] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.807058][ T7261] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.132260][ T7265] loop1: detected capacity change from 0 to 32768
[  283.145229][ T7265] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.152982][ T7265] CPU: 1 UID: 0 PID: 7265 Comm: syz.1.215 Not tainted syzkaller #0 PREEMPT(full) 
[  283.153004][ T7265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  283.153015][ T7265] Call Trace:
[  283.153022][ T7265]  <TASK>
[  283.153030][ T7265]  dump_stack_lvl+0x189/0x250
[  283.153057][ T7265]  ? __pfx_dump_stack_lvl+0x10/0x10
[  283.153075][ T7265]  ? __pfx__printk+0x10/0x10
[  283.153098][ T7265]  ? kernfs_path_from_node+0x250/0x290
[  283.153115][ T7265]  ? kernfs_path_from_node+0x2f/0x290
[  283.153137][ T7265]  sysfs_create_dir_ns+0x259/0x280
[  283.153158][ T7265]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  283.153178][ T7265]  ? do_raw_spin_unlock+0x122/0x240
[  283.153203][ T7265]  kobject_add_internal+0x59f/0xb40
[  283.153238][ T7265]  kobject_init_and_add+0x125/0x190
[  283.153265][ T7265]  ? __pfx_kobject_init_and_add+0x10/0x10
[  283.153290][ T7265]  ? __raw_spin_lock_init+0x45/0x100
[  283.153309][ T7265]  ? __init_swait_queue_head+0xa9/0x150
[  283.153332][ T7265]  gfs2_sys_fs_add+0x234/0x450
[  283.153360][ T7265]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  283.153390][ T7265]  ? is_dynamic_key+0xd6/0x1c0
[  283.153412][ T7265]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  283.153454][ T7265]  gfs2_fill_super+0x13e8/0x2230
[  283.153492][ T7265]  ? __pfx_gfs2_fill_super+0x10/0x10
[  283.153518][ T7265]  ? sb_set_blocksize+0x104/0x180
[  283.153544][ T7265]  ? setup_bdev_super+0x4c1/0x5b0
[  283.153569][ T7265]  get_tree_bdev_flags+0x40e/0x4d0
[  283.153591][ T7265]  ? __pfx_gfs2_fill_super+0x10/0x10
[  283.153612][ T7265]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  283.153632][ T7265]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  283.153668][ T7265]  gfs2_get_tree+0x51/0x1e0
[  283.153690][ T7265]  vfs_get_tree+0x92/0x2b0
[  283.153714][ T7265]  do_new_mount+0x302/0xa10
[  283.153735][ T7265]  ? apparmor_capable+0x137/0x1b0
[  283.153766][ T7265]  ? __pfx_do_new_mount+0x10/0x10
[  283.153788][ T7265]  ? ns_capable+0x8a/0xf0
[  283.153814][ T7265]  ? kmem_cache_free+0x19b/0x690
[  283.153843][ T7265]  __se_sys_mount+0x313/0x410
[  283.153869][ T7265]  ? __pfx___se_sys_mount+0x10/0x10
[  283.153895][ T7265]  ? do_syscall_64+0xbe/0xfa0
[  283.153912][ T7265]  ? __x64_sys_mount+0x20/0xc0
[  283.153936][ T7265]  do_syscall_64+0xfa/0xfa0
[  283.153952][ T7265]  ? lockdep_hardirqs_on+0x9c/0x150
[  283.153971][ T7265]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  283.153989][ T7265]  ? clear_bhb_loop+0x60/0xb0
[  283.154011][ T7265]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  283.154028][ T7265] RIP: 0033:0x7fbbe759038a
[  283.154046][ T7265] 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
[  283.154062][ T7265] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.154082][ T7265] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  283.154096][ T7265] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  283.154109][ T7265] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  283.154121][ T7265] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  283.154133][ T7265] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  283.154163][ T7265]  </TASK>
[  283.154491][ T7265] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  283.482823][ T7265] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.810146][ T7269] loop1: detected capacity change from 0 to 32768
[  283.830727][ T7269] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.838693][ T7269] CPU: 0 UID: 0 PID: 7269 Comm: syz.1.216 Not tainted syzkaller #0 PREEMPT(full) 
[  283.838717][ T7269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  283.838728][ T7269] Call Trace:
[  283.838736][ T7269]  <TASK>
[  283.838744][ T7269]  dump_stack_lvl+0x189/0x250
[  283.838771][ T7269]  ? __pfx_dump_stack_lvl+0x10/0x10
[  283.838791][ T7269]  ? __pfx__printk+0x10/0x10
[  283.838813][ T7269]  ? kernfs_path_from_node+0x250/0x290
[  283.838831][ T7269]  ? kernfs_path_from_node+0x2f/0x290
[  283.838853][ T7269]  sysfs_create_dir_ns+0x259/0x280
[  283.838875][ T7269]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  283.838895][ T7269]  ? do_raw_spin_unlock+0x122/0x240
[  283.838920][ T7269]  kobject_add_internal+0x59f/0xb40
[  283.838952][ T7269]  kobject_init_and_add+0x125/0x190
[  283.838980][ T7269]  ? __pfx_kobject_init_and_add+0x10/0x10
[  283.839004][ T7269]  ? __raw_spin_lock_init+0x45/0x100
[  283.839025][ T7269]  ? __init_swait_queue_head+0xa9/0x150
[  283.839048][ T7269]  gfs2_sys_fs_add+0x234/0x450
[  283.839075][ T7269]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  283.839104][ T7269]  ? is_dynamic_key+0xd6/0x1c0
[  283.839125][ T7269]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  283.839160][ T7269]  gfs2_fill_super+0x13e8/0x2230
[  283.839197][ T7269]  ? __pfx_gfs2_fill_super+0x10/0x10
[  283.839223][ T7269]  ? sb_set_blocksize+0x104/0x180
[  283.839248][ T7269]  ? setup_bdev_super+0x4c1/0x5b0
[  283.839274][ T7269]  get_tree_bdev_flags+0x40e/0x4d0
[  283.839295][ T7269]  ? __pfx_gfs2_fill_super+0x10/0x10
[  283.839315][ T7269]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  283.839334][ T7269]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  283.839368][ T7269]  gfs2_get_tree+0x51/0x1e0
[  283.839402][ T7269]  vfs_get_tree+0x92/0x2b0
[  283.839426][ T7269]  do_new_mount+0x302/0xa10
[  283.839447][ T7269]  ? apparmor_capable+0x137/0x1b0
[  283.839477][ T7269]  ? __pfx_do_new_mount+0x10/0x10
[  283.839499][ T7269]  ? ns_capable+0x8a/0xf0
[  283.839525][ T7269]  ? kmem_cache_free+0x19b/0x690
[  283.839557][ T7269]  __se_sys_mount+0x313/0x410
[  283.839586][ T7269]  ? __pfx___se_sys_mount+0x10/0x10
[  283.839613][ T7269]  ? do_syscall_64+0xbe/0xfa0
[  283.839631][ T7269]  ? __x64_sys_mount+0x20/0xc0
[  283.839655][ T7269]  do_syscall_64+0xfa/0xfa0
[  283.839673][ T7269]  ? lockdep_hardirqs_on+0x9c/0x150
[  283.839694][ T7269]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  283.839713][ T7269]  ? clear_bhb_loop+0x60/0xb0
[  283.839735][ T7269]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  283.839753][ T7269] RIP: 0033:0x7fbbe759038a
[  283.839770][ T7269] 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
[  283.839786][ T7269] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.839805][ T7269] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  283.839819][ T7269] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  283.839831][ T7269] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  283.839843][ T7269] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  283.839855][ T7269] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  283.839884][ T7269]  </TASK>
[  283.839910][ T7269] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.167335][ T7269] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 12:44:59 executed programs: 202
[  284.499083][ T7273] loop1: detected capacity change from 0 to 32768
[  284.522638][ T7273] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.531299][ T7273] CPU: 1 UID: 0 PID: 7273 Comm: syz.1.217 Not tainted syzkaller #0 PREEMPT(full) 
[  284.531324][ T7273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  284.531334][ T7273] Call Trace:
[  284.531341][ T7273]  <TASK>
[  284.531349][ T7273]  dump_stack_lvl+0x189/0x250
[  284.531376][ T7273]  ? __pfx_dump_stack_lvl+0x10/0x10
[  284.531395][ T7273]  ? __pfx__printk+0x10/0x10
[  284.531419][ T7273]  ? kernfs_path_from_node+0x250/0x290
[  284.531437][ T7273]  ? kernfs_path_from_node+0x2f/0x290
[  284.531459][ T7273]  sysfs_create_dir_ns+0x259/0x280
[  284.531479][ T7273]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  284.531499][ T7273]  ? do_raw_spin_unlock+0x122/0x240
[  284.531523][ T7273]  kobject_add_internal+0x59f/0xb40
[  284.531556][ T7273]  kobject_init_and_add+0x125/0x190
[  284.531590][ T7273]  ? __pfx_kobject_init_and_add+0x10/0x10
[  284.531615][ T7273]  ? __raw_spin_lock_init+0x45/0x100
[  284.531636][ T7273]  ? __init_swait_queue_head+0xa9/0x150
[  284.531661][ T7273]  gfs2_sys_fs_add+0x234/0x450
[  284.531689][ T7273]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  284.531721][ T7273]  ? is_dynamic_key+0xd6/0x1c0
[  284.531742][ T7273]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  284.531775][ T7273]  gfs2_fill_super+0x13e8/0x2230
[  284.531809][ T7273]  ? __pfx_gfs2_fill_super+0x10/0x10
[  284.531835][ T7273]  ? sb_set_blocksize+0x104/0x180
[  284.531858][ T7273]  ? setup_bdev_super+0x4c1/0x5b0
[  284.531883][ T7273]  get_tree_bdev_flags+0x40e/0x4d0
[  284.531905][ T7273]  ? __pfx_gfs2_fill_super+0x10/0x10
[  284.531925][ T7273]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  284.531945][ T7273]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  284.531980][ T7273]  gfs2_get_tree+0x51/0x1e0
[  284.532003][ T7273]  vfs_get_tree+0x92/0x2b0
[  284.532027][ T7273]  do_new_mount+0x302/0xa10
[  284.532048][ T7273]  ? apparmor_capable+0x137/0x1b0
[  284.532079][ T7273]  ? __pfx_do_new_mount+0x10/0x10
[  284.532101][ T7273]  ? ns_capable+0x8a/0xf0
[  284.532126][ T7273]  ? kmem_cache_free+0x19b/0x690
[  284.532159][ T7273]  __se_sys_mount+0x313/0x410
[  284.532188][ T7273]  ? __pfx___se_sys_mount+0x10/0x10
[  284.532216][ T7273]  ? do_syscall_64+0xbe/0xfa0
[  284.532235][ T7273]  ? __x64_sys_mount+0x20/0xc0
[  284.532261][ T7273]  do_syscall_64+0xfa/0xfa0
[  284.532280][ T7273]  ? lockdep_hardirqs_on+0x9c/0x150
[  284.532300][ T7273]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  284.532317][ T7273]  ? clear_bhb_loop+0x60/0xb0
[  284.532338][ T7273]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  284.532354][ T7273] RIP: 0033:0x7fbbe759038a
[  284.532372][ T7273] 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
[  284.532387][ T7273] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.532406][ T7273] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  284.532420][ T7273] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  284.532433][ T7273] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  284.532445][ T7273] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  284.532457][ T7273] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  284.532487][ T7273]  </TASK>
[  284.532513][ T7273] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.862016][ T7273] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.190750][ T7277] loop1: detected capacity change from 0 to 32768
[  285.205646][ T7277] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.213299][ T7277] CPU: 1 UID: 0 PID: 7277 Comm: syz.1.218 Not tainted syzkaller #0 PREEMPT(full) 
[  285.213324][ T7277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  285.213335][ T7277] Call Trace:
[  285.213343][ T7277]  <TASK>
[  285.213351][ T7277]  dump_stack_lvl+0x189/0x250
[  285.213377][ T7277]  ? __pfx_dump_stack_lvl+0x10/0x10
[  285.213397][ T7277]  ? __pfx__printk+0x10/0x10
[  285.213421][ T7277]  ? kernfs_path_from_node+0x250/0x290
[  285.213439][ T7277]  ? kernfs_path_from_node+0x2f/0x290
[  285.213462][ T7277]  sysfs_create_dir_ns+0x259/0x280
[  285.213484][ T7277]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  285.213504][ T7277]  ? do_raw_spin_unlock+0x122/0x240
[  285.213529][ T7277]  kobject_add_internal+0x59f/0xb40
[  285.213562][ T7277]  kobject_init_and_add+0x125/0x190
[  285.213590][ T7277]  ? __pfx_kobject_init_and_add+0x10/0x10
[  285.213615][ T7277]  ? __raw_spin_lock_init+0x45/0x100
[  285.213636][ T7277]  ? __init_swait_queue_head+0xa9/0x150
[  285.213659][ T7277]  gfs2_sys_fs_add+0x234/0x450
[  285.213687][ T7277]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  285.213719][ T7277]  ? is_dynamic_key+0xd6/0x1c0
[  285.213740][ T7277]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  285.213774][ T7277]  gfs2_fill_super+0x13e8/0x2230
[  285.213810][ T7277]  ? __pfx_gfs2_fill_super+0x10/0x10
[  285.213836][ T7277]  ? sb_set_blocksize+0x104/0x180
[  285.213862][ T7277]  ? setup_bdev_super+0x4c1/0x5b0
[  285.213887][ T7277]  get_tree_bdev_flags+0x40e/0x4d0
[  285.213909][ T7277]  ? __pfx_gfs2_fill_super+0x10/0x10
[  285.213930][ T7277]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  285.213950][ T7277]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  285.213985][ T7277]  gfs2_get_tree+0x51/0x1e0
[  285.214009][ T7277]  vfs_get_tree+0x92/0x2b0
[  285.214033][ T7277]  do_new_mount+0x302/0xa10
[  285.214054][ T7277]  ? apparmor_capable+0x137/0x1b0
[  285.214085][ T7277]  ? __pfx_do_new_mount+0x10/0x10
[  285.214107][ T7277]  ? ns_capable+0x8a/0xf0
[  285.214133][ T7277]  ? kmem_cache_free+0x19b/0x690
[  285.214165][ T7277]  __se_sys_mount+0x313/0x410
[  285.214195][ T7277]  ? __pfx___se_sys_mount+0x10/0x10
[  285.214221][ T7277]  ? do_syscall_64+0xbe/0xfa0
[  285.214247][ T7277]  ? __x64_sys_mount+0x20/0xc0
[  285.214272][ T7277]  do_syscall_64+0xfa/0xfa0
[  285.214290][ T7277]  ? lockdep_hardirqs_on+0x9c/0x150
[  285.214310][ T7277]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  285.214328][ T7277]  ? clear_bhb_loop+0x60/0xb0
[  285.214350][ T7277]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  285.214367][ T7277] RIP: 0033:0x7fbbe759038a
[  285.214384][ T7277] 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
[  285.214400][ T7277] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.214420][ T7277] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  285.214434][ T7277] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  285.214446][ T7277] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  285.214459][ T7277] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  285.214471][ T7277] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  285.214501][ T7277]  </TASK>
[  285.214527][ T7277] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  285.541063][ T7277] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.864030][ T7281] loop1: detected capacity change from 0 to 32768
[  285.874652][ T7281] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.882308][ T7281] CPU: 1 UID: 0 PID: 7281 Comm: syz.1.219 Not tainted syzkaller #0 PREEMPT(full) 
[  285.882332][ T7281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  285.882343][ T7281] Call Trace:
[  285.882350][ T7281]  <TASK>
[  285.882357][ T7281]  dump_stack_lvl+0x189/0x250
[  285.882383][ T7281]  ? __pfx_dump_stack_lvl+0x10/0x10
[  285.882402][ T7281]  ? __pfx__printk+0x10/0x10
[  285.882425][ T7281]  ? kernfs_path_from_node+0x250/0x290
[  285.882444][ T7281]  ? kernfs_path_from_node+0x2f/0x290
[  285.882465][ T7281]  sysfs_create_dir_ns+0x259/0x280
[  285.882486][ T7281]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  285.882505][ T7281]  ? do_raw_spin_unlock+0x122/0x240
[  285.882529][ T7281]  kobject_add_internal+0x59f/0xb40
[  285.882559][ T7281]  kobject_init_and_add+0x125/0x190
[  285.882587][ T7281]  ? __pfx_kobject_init_and_add+0x10/0x10
[  285.882611][ T7281]  ? __raw_spin_lock_init+0x45/0x100
[  285.882632][ T7281]  ? __init_swait_queue_head+0xa9/0x150
[  285.882655][ T7281]  gfs2_sys_fs_add+0x234/0x450
[  285.882684][ T7281]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  285.882715][ T7281]  ? is_dynamic_key+0xd6/0x1c0
[  285.882736][ T7281]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  285.882770][ T7281]  gfs2_fill_super+0x13e8/0x2230
[  285.882805][ T7281]  ? __pfx_gfs2_fill_super+0x10/0x10
[  285.882832][ T7281]  ? sb_set_blocksize+0x104/0x180
[  285.882855][ T7281]  ? setup_bdev_super+0x4c1/0x5b0
[  285.882879][ T7281]  get_tree_bdev_flags+0x40e/0x4d0
[  285.882901][ T7281]  ? __pfx_gfs2_fill_super+0x10/0x10
[  285.882921][ T7281]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  285.882940][ T7281]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  285.882974][ T7281]  gfs2_get_tree+0x51/0x1e0
[  285.882998][ T7281]  vfs_get_tree+0x92/0x2b0
[  285.883022][ T7281]  do_new_mount+0x302/0xa10
[  285.883043][ T7281]  ? apparmor_capable+0x137/0x1b0
[  285.883072][ T7281]  ? __pfx_do_new_mount+0x10/0x10
[  285.883094][ T7281]  ? ns_capable+0x8a/0xf0
[  285.883120][ T7281]  ? kmem_cache_free+0x19b/0x690
[  285.883152][ T7281]  __se_sys_mount+0x313/0x410
[  285.883181][ T7281]  ? __pfx___se_sys_mount+0x10/0x10
[  285.883215][ T7281]  ? do_syscall_64+0xbe/0xfa0
[  285.883234][ T7281]  ? __x64_sys_mount+0x20/0xc0
[  285.883259][ T7281]  do_syscall_64+0xfa/0xfa0
[  285.883276][ T7281]  ? lockdep_hardirqs_on+0x9c/0x150
[  285.883295][ T7281]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  285.883313][ T7281]  ? clear_bhb_loop+0x60/0xb0
[  285.883334][ T7281]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  285.883350][ T7281] RIP: 0033:0x7fbbe759038a
[  285.883366][ T7281] 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
[  285.883381][ T7281] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.883399][ T7281] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  285.883413][ T7281] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  285.883424][ T7281] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  285.883435][ T7281] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  285.883447][ T7281] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  285.883478][ T7281]  </TASK>
[  285.883504][ T7281] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.211476][ T7281] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  286.539365][ T7285] loop1: detected capacity change from 0 to 32768
[  286.554210][ T7285] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.562209][ T7285] CPU: 0 UID: 0 PID: 7285 Comm: syz.1.220 Not tainted syzkaller #0 PREEMPT(full) 
[  286.562233][ T7285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  286.562244][ T7285] Call Trace:
[  286.562253][ T7285]  <TASK>
[  286.562261][ T7285]  dump_stack_lvl+0x189/0x250
[  286.562290][ T7285]  ? __pfx_dump_stack_lvl+0x10/0x10
[  286.562310][ T7285]  ? __pfx__printk+0x10/0x10
[  286.562334][ T7285]  ? kernfs_path_from_node+0x250/0x290
[  286.562352][ T7285]  ? kernfs_path_from_node+0x2f/0x290
[  286.562375][ T7285]  sysfs_create_dir_ns+0x259/0x280
[  286.562396][ T7285]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  286.562416][ T7285]  ? do_raw_spin_unlock+0x122/0x240
[  286.562441][ T7285]  kobject_add_internal+0x59f/0xb40
[  286.562471][ T7285]  kobject_init_and_add+0x125/0x190
[  286.562498][ T7285]  ? __pfx_kobject_init_and_add+0x10/0x10
[  286.562522][ T7285]  ? __raw_spin_lock_init+0x45/0x100
[  286.562543][ T7285]  ? __init_swait_queue_head+0xa9/0x150
[  286.562566][ T7285]  gfs2_sys_fs_add+0x234/0x450
[  286.562595][ T7285]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  286.562625][ T7285]  ? is_dynamic_key+0xd6/0x1c0
[  286.562646][ T7285]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  286.562679][ T7285]  gfs2_fill_super+0x13e8/0x2230
[  286.562716][ T7285]  ? __pfx_gfs2_fill_super+0x10/0x10
[  286.562741][ T7285]  ? sb_set_blocksize+0x104/0x180
[  286.562765][ T7285]  ? setup_bdev_super+0x4c1/0x5b0
[  286.562791][ T7285]  get_tree_bdev_flags+0x40e/0x4d0
[  286.562813][ T7285]  ? __pfx_gfs2_fill_super+0x10/0x10
[  286.562835][ T7285]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  286.562855][ T7285]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  286.562891][ T7285]  gfs2_get_tree+0x51/0x1e0
[  286.562915][ T7285]  vfs_get_tree+0x92/0x2b0
[  286.562938][ T7285]  do_new_mount+0x302/0xa10
[  286.562959][ T7285]  ? apparmor_capable+0x137/0x1b0
[  286.562989][ T7285]  ? __pfx_do_new_mount+0x10/0x10
[  286.563011][ T7285]  ? ns_capable+0x8a/0xf0
[  286.563038][ T7285]  ? kmem_cache_free+0x19b/0x690
[  286.563079][ T7285]  __se_sys_mount+0x313/0x410
[  286.563109][ T7285]  ? __pfx___se_sys_mount+0x10/0x10
[  286.563136][ T7285]  ? do_syscall_64+0xbe/0xfa0
[  286.563154][ T7285]  ? __x64_sys_mount+0x20/0xc0
[  286.563179][ T7285]  do_syscall_64+0xfa/0xfa0
[  286.563198][ T7285]  ? lockdep_hardirqs_on+0x9c/0x150
[  286.563218][ T7285]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.563236][ T7285]  ? clear_bhb_loop+0x60/0xb0
[  286.563258][ T7285]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.563275][ T7285] RIP: 0033:0x7fbbe759038a
[  286.563292][ T7285] 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
[  286.563308][ T7285] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.563328][ T7285] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  286.563343][ T7285] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  286.563356][ T7285] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  286.563368][ T7285] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  286.563380][ T7285] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  286.563412][ T7285]  </TASK>
[  286.563438][ T7285] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.891905][ T7285] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.224878][ T7289] loop1: detected capacity change from 0 to 32768
[  287.246687][ T7289] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.255347][ T7289] CPU: 1 UID: 0 PID: 7289 Comm: syz.1.221 Not tainted syzkaller #0 PREEMPT(full) 
[  287.255372][ T7289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  287.255382][ T7289] Call Trace:
[  287.255391][ T7289]  <TASK>
[  287.255399][ T7289]  dump_stack_lvl+0x189/0x250
[  287.255426][ T7289]  ? __pfx_dump_stack_lvl+0x10/0x10
[  287.255443][ T7289]  ? __pfx__printk+0x10/0x10
[  287.255466][ T7289]  ? kernfs_path_from_node+0x250/0x290
[  287.255484][ T7289]  ? kernfs_path_from_node+0x2f/0x290
[  287.255506][ T7289]  sysfs_create_dir_ns+0x259/0x280
[  287.255528][ T7289]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  287.255548][ T7289]  ? do_raw_spin_unlock+0x122/0x240
[  287.255573][ T7289]  kobject_add_internal+0x59f/0xb40
[  287.255603][ T7289]  kobject_init_and_add+0x125/0x190
[  287.255630][ T7289]  ? __pfx_kobject_init_and_add+0x10/0x10
[  287.255654][ T7289]  ? __raw_spin_lock_init+0x45/0x100
[  287.255674][ T7289]  ? __init_swait_queue_head+0xa9/0x150
[  287.255697][ T7289]  gfs2_sys_fs_add+0x234/0x450
[  287.255724][ T7289]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  287.255754][ T7289]  ? is_dynamic_key+0xd6/0x1c0
[  287.255775][ T7289]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  287.255809][ T7289]  gfs2_fill_super+0x13e8/0x2230
[  287.255845][ T7289]  ? __pfx_gfs2_fill_super+0x10/0x10
[  287.255869][ T7289]  ? sb_set_blocksize+0x104/0x180
[  287.255894][ T7289]  ? setup_bdev_super+0x4c1/0x5b0
[  287.255920][ T7289]  get_tree_bdev_flags+0x40e/0x4d0
[  287.255942][ T7289]  ? __pfx_gfs2_fill_super+0x10/0x10
[  287.255964][ T7289]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  287.255984][ T7289]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  287.256019][ T7289]  gfs2_get_tree+0x51/0x1e0
[  287.256042][ T7289]  vfs_get_tree+0x92/0x2b0
[  287.256065][ T7289]  do_new_mount+0x302/0xa10
[  287.256086][ T7289]  ? apparmor_capable+0x137/0x1b0
[  287.256116][ T7289]  ? __pfx_do_new_mount+0x10/0x10
[  287.256138][ T7289]  ? ns_capable+0x8a/0xf0
[  287.256163][ T7289]  ? kmem_cache_free+0x19b/0x690
[  287.256195][ T7289]  __se_sys_mount+0x313/0x410
[  287.256224][ T7289]  ? __pfx___se_sys_mount+0x10/0x10
[  287.256261][ T7289]  ? do_syscall_64+0xbe/0xfa0
[  287.256280][ T7289]  ? __x64_sys_mount+0x20/0xc0
[  287.256305][ T7289]  do_syscall_64+0xfa/0xfa0
[  287.256323][ T7289]  ? lockdep_hardirqs_on+0x9c/0x150
[  287.256344][ T7289]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.256362][ T7289]  ? clear_bhb_loop+0x60/0xb0
[  287.256384][ T7289]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.256400][ T7289] RIP: 0033:0x7fbbe759038a
[  287.256417][ T7289] 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
[  287.256433][ T7289] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.256453][ T7289] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  287.256468][ T7289] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  287.256481][ T7289] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  287.256494][ T7289] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  287.256506][ T7289] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  287.256537][ T7289]  </TASK>
[  287.256618][ T7289] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  287.582907][ T7289] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.909655][ T7293] loop1: detected capacity change from 0 to 32768
[  287.929388][ T7293] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.936799][ T7293] CPU: 1 UID: 0 PID: 7293 Comm: syz.1.222 Not tainted syzkaller #0 PREEMPT(full) 
[  287.936824][ T7293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  287.936835][ T7293] Call Trace:
[  287.936843][ T7293]  <TASK>
[  287.936851][ T7293]  dump_stack_lvl+0x189/0x250
[  287.936887][ T7293]  ? __pfx_dump_stack_lvl+0x10/0x10
[  287.936907][ T7293]  ? __pfx__printk+0x10/0x10
[  287.936937][ T7293]  ? kernfs_path_from_node+0x250/0x290
[  287.936953][ T7293]  ? kernfs_path_from_node+0x2f/0x290
[  287.936972][ T7293]  sysfs_create_dir_ns+0x259/0x280
[  287.936993][ T7293]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  287.937014][ T7293]  ? do_raw_spin_unlock+0x122/0x240
[  287.937038][ T7293]  kobject_add_internal+0x59f/0xb40
[  287.937069][ T7293]  kobject_init_and_add+0x125/0x190
[  287.937097][ T7293]  ? __pfx_kobject_init_and_add+0x10/0x10
[  287.937122][ T7293]  ? __raw_spin_lock_init+0x45/0x100
[  287.937143][ T7293]  ? __init_swait_queue_head+0xa9/0x150
[  287.937164][ T7293]  gfs2_sys_fs_add+0x234/0x450
[  287.937192][ T7293]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  287.937223][ T7293]  ? is_dynamic_key+0xd6/0x1c0
[  287.937245][ T7293]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  287.937281][ T7293]  gfs2_fill_super+0x13e8/0x2230
[  287.937318][ T7293]  ? __pfx_gfs2_fill_super+0x10/0x10
[  287.937342][ T7293]  ? sb_set_blocksize+0x104/0x180
[  287.937366][ T7293]  ? setup_bdev_super+0x4c1/0x5b0
[  287.937392][ T7293]  get_tree_bdev_flags+0x40e/0x4d0
[  287.937412][ T7293]  ? __pfx_gfs2_fill_super+0x10/0x10
[  287.937433][ T7293]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  287.937452][ T7293]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  287.937485][ T7293]  gfs2_get_tree+0x51/0x1e0
[  287.937510][ T7293]  vfs_get_tree+0x92/0x2b0
[  287.937537][ T7293]  do_new_mount+0x302/0xa10
[  287.937556][ T7293]  ? apparmor_capable+0x137/0x1b0
[  287.937586][ T7293]  ? __pfx_do_new_mount+0x10/0x10
[  287.937607][ T7293]  ? ns_capable+0x8a/0xf0
[  287.937632][ T7293]  ? kmem_cache_free+0x19b/0x690
[  287.937661][ T7293]  __se_sys_mount+0x313/0x410
[  287.937690][ T7293]  ? __pfx___se_sys_mount+0x10/0x10
[  287.937717][ T7293]  ? do_syscall_64+0xbe/0xfa0
[  287.937736][ T7293]  ? __x64_sys_mount+0x20/0xc0
[  287.937760][ T7293]  do_syscall_64+0xfa/0xfa0
[  287.937779][ T7293]  ? lockdep_hardirqs_on+0x9c/0x150
[  287.937799][ T7293]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.937818][ T7293]  ? clear_bhb_loop+0x60/0xb0
[  287.937840][ T7293]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.937857][ T7293] RIP: 0033:0x7fbbe759038a
[  287.937874][ T7293] 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
[  287.937890][ T7293] RSP: 002b:00007fbbe6bfde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.937911][ T7293] RAX: ffffffffffffffda RBX: 00007fbbe6bfdef0 RCX: 00007fbbe759038a
[  287.937936][ T7293] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007fbbe6bfdeb0
[  287.937949][ T7293] RBP: 000020000001f680 R08: 00007fbbe6bfdef0 R09: 0000000000000094
[  287.937961][ T7293] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[  287.937973][ T7293] R13: 00007fbbe6bfdeb0 R14: 000000000001f790 R15: 00002000000001c0
[  287.938004][ T7293]  </TASK>
[  288.254143][ T7293] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  288.268175][ T7293] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  288.606128][ T7297] loop1: detected capacity change from 0 to 32768
[  288.618504][ T7297] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.625943][ T7297] CPU: 1 UID: 0 PID: 7297 Comm: syz.1.223 Not tainted syzkaller #0 PREEMPT(full) 
[  288.625968][ T7297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[  288.625979][ T7297] Call Trace:
[  288.625987][ T7297]  <TASK>
[  288.625996][ T7297]  dump_stack_lvl+0x189/0x250
[  288.626022][ T7297]  ? __pfx_dump_stack_lvl+0x10/0x10
[  288.626049][ T7297]  ? __pfx__printk+0x10/0x10
[  288.626072][ T7297]  ? kernfs_path_from_node+0x250/0x290
[  288.626090][ T7297]  ? kernfs_path_from_node+0x2f/0x290
[  288.626110][ T7297]  sysfs_create_dir_ns+0x259/0x280
[  288.626131][ T7297]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  288.626151][ T7297]  ? do_raw_spin_unlock+0x122/0x240
[  288.626176][ T7297]  kobject_add_internal+0x59f/0xb40
[  288.626207][ T7297]  kobject_init_and_add+0x125/0x190
[  288.626236][ T7297]  ? __pfx_kobject_init_and_add+0x10/0x10
[  288.626261][ T7297]  ? __raw_spin_lock_init+0x45/0x100
[  288.626281][ T7297]  ? __init_swait_queue_head+0xa9/0x150
[  288.626302][ T7297]  gfs2_sys_fs_add+0x234/0x450
[  288.626331][ T7297]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  288.626361][ T7297]  ? is_dynamic_key+0xd6/0x1c0
[  288.626382][ T7297]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  288.626416][ T7297]  gfs2_fill_super+0x13e8/0x2230
[  288.626454][ T7297]  ? __pfx_gfs2_fill_super+0x10/0x10