091558][ T6449]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.091594][ T6449]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  281.091632][ T6449]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.091670][ T6449]  gfs2_get_tree+0x51/0x1e0
[  281.091709][ T6449]  vfs_get_tree+0x92/0x2b0
[  281.091747][ T6449]  do_new_mount+0x2a2/0x9e0
[  281.091790][ T6449]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.091819][ T6449]  ? ns_capable+0x8a/0xf0
[  281.091845][ T6449]  ? __pfx_do_new_mount+0x10/0x10
[  281.091880][ T6449]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.091909][ T6449]  ? path_mount+0x61c/0xfe0
[  281.091944][ T6449]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.091987][ T6449]  __se_sys_mount+0x317/0x410
[  281.092033][ T6449]  ? __pfx___se_sys_mount+0x10/0x10
[  281.092069][ T6449]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.092106][ T6449]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.092135][ T6449]  ? __x64_sys_mount+0x20/0xc0
[  281.092176][ T6449]  do_syscall_64+0xfa/0x3b0
[  281.092203][ T6449]  ? lockdep_hardirqs_on+0x9c/0x150
[  281.092228][ T6449]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.092252][ T6449]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.092280][ T6449]  ? exc_page_fault+0x9f/0xf0
[  281.092308][ T6449]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.092333][ T6449] RIP: 0033:0x7fb510b9034a
[  281.092355][ T6449] 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
[  281.092378][ T6449] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.092405][ T6449] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  281.092425][ T6449] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  281.092444][ T6449] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  281.092463][ T6449] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  281.092480][ T6449] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  281.092519][ T6449]  </TASK>
[  281.465062][ T6449] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  281.479718][ T6449] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.928509][ T6452] loop1: detected capacity change from 0 to 32768
[  281.952681][ T6452] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.960115][ T6452] CPU: 1 UID: 0 PID: 6452 Comm: syz.1.140 Not tainted syzkaller #0 PREEMPT(full) 
[  281.960153][ T6452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  281.960169][ T6452] Call Trace:
[  281.960179][ T6452]  <TASK>
[  281.960190][ T6452]  dump_stack_lvl+0x189/0x250
[  281.960230][ T6452]  ? __pfx_dump_stack_lvl+0x10/0x10
[  281.960261][ T6452]  ? __pfx__printk+0x10/0x10
[  281.960302][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.960331][ T6452]  ? kernfs_path_from_node+0x250/0x290
[  281.960361][ T6452]  ? kernfs_path_from_node+0x2f/0x290
[  281.960394][ T6452]  sysfs_create_dir_ns+0x259/0x280
[  281.960425][ T6452]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  281.960456][ T6452]  ? do_raw_spin_unlock+0x122/0x240
[  281.960494][ T6452]  kobject_add_internal+0x59f/0xb40
[  281.960545][ T6452]  kobject_init_and_add+0x125/0x190
[  281.960584][ T6452]  ? __pfx_kobject_init_and_add+0x10/0x10
[  281.960615][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.960644][ T6452]  ? __raw_spin_lock_init+0x45/0x100
[  281.960678][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.960706][ T6452]  ? __init_swait_queue_head+0xa9/0x150
[  281.960746][ T6452]  gfs2_sys_fs_add+0x234/0x450
[  281.960779][ T6452]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  281.960815][ T6452]  ? is_dynamic_key+0xd6/0x1c0
[  281.960851][ T6452]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  281.960903][ T6452]  gfs2_fill_super+0x13c0/0x20d0
[  281.960958][ T6452]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.960991][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961026][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961054][ T6452]  ? sb_set_blocksize+0x104/0x180
[  281.961096][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961125][ T6452]  ? setup_bdev_super+0x4c1/0x5b0
[  281.961165][ T6452]  get_tree_bdev_flags+0x40e/0x4d0
[  281.961201][ T6452]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.961238][ T6452]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  281.961277][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961316][ T6452]  gfs2_get_tree+0x51/0x1e0
[  281.961355][ T6452]  vfs_get_tree+0x92/0x2b0
[  281.961394][ T6452]  do_new_mount+0x2a2/0x9e0
[  281.961436][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961464][ T6452]  ? ns_capable+0x8a/0xf0
[  281.961489][ T6452]  ? __pfx_do_new_mount+0x10/0x10
[  281.961525][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961563][ T6452]  ? path_mount+0x61c/0xfe0
[  281.961597][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961639][ T6452]  __se_sys_mount+0x317/0x410
[  281.961685][ T6452]  ? __pfx___se_sys_mount+0x10/0x10
[  281.961721][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961758][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961787][ T6452]  ? __x64_sys_mount+0x20/0xc0
[  281.961829][ T6452]  do_syscall_64+0xfa/0x3b0
[  281.961857][ T6452]  ? lockdep_hardirqs_on+0x9c/0x150
[  281.961883][ T6452]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.961907][ T6452]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.961936][ T6452]  ? exc_page_fault+0x9f/0xf0
[  281.961964][ T6452]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.961989][ T6452] RIP: 0033:0x7fb510b9034a
[  281.962012][ T6452] 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
[  281.962034][ T6452] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.962061][ T6452] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  281.962081][ T6452] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  281.962099][ T6452] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  281.962118][ T6452] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  281.962135][ T6452] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  281.962174][ T6452]  </TASK>
[  282.334548][ T6452] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.349560][ T6452] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  282.799084][ T6455] loop1: detected capacity change from 0 to 32768
[  282.830603][ T6455] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.838997][ T6455] CPU: 1 UID: 0 PID: 6455 Comm: syz.1.141 Not tainted syzkaller #0 PREEMPT(full) 
[  282.839029][ T6455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  282.839045][ T6455] Call Trace:
[  282.839055][ T6455]  <TASK>
[  282.839066][ T6455]  dump_stack_lvl+0x189/0x250
[  282.839106][ T6455]  ? __pfx_dump_stack_lvl+0x10/0x10
[  282.839136][ T6455]  ? __pfx__printk+0x10/0x10
[  282.839179][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.839209][ T6455]  ? kernfs_path_from_node+0x250/0x290
[  282.839237][ T6455]  ? kernfs_path_from_node+0x2f/0x290
[  282.839270][ T6455]  sysfs_create_dir_ns+0x259/0x280
[  282.839301][ T6455]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  282.839331][ T6455]  ? do_raw_spin_unlock+0x122/0x240
[  282.839369][ T6455]  kobject_add_internal+0x59f/0xb40
[  282.839410][ T6455]  kobject_init_and_add+0x125/0x190
[  282.839446][ T6455]  ? __pfx_kobject_init_and_add+0x10/0x10
[  282.839475][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.839503][ T6455]  ? __raw_spin_lock_init+0x45/0x100
[  282.839544][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.839572][ T6455]  ? __init_swait_queue_head+0xa9/0x150
[  282.839608][ T6455]  gfs2_sys_fs_add+0x234/0x450
[  282.839641][ T6455]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  282.839677][ T6455]  ? is_dynamic_key+0xd6/0x1c0
[  282.839714][ T6455]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  282.839765][ T6455]  gfs2_fill_super+0x13c0/0x20d0
[  282.839819][ T6455]  ? __pfx_gfs2_fill_super+0x10/0x10
[  282.839852][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.839887][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.839916][ T6455]  ? sb_set_blocksize+0x104/0x180
[  282.839959][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.839987][ T6455]  ? setup_bdev_super+0x4c1/0x5b0
[  282.840026][ T6455]  get_tree_bdev_flags+0x40e/0x4d0
[  282.840062][ T6455]  ? __pfx_gfs2_fill_super+0x10/0x10
[  282.840097][ T6455]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  282.840140][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.840178][ T6455]  gfs2_get_tree+0x51/0x1e0
[  282.840218][ T6455]  vfs_get_tree+0x92/0x2b0
[  282.840257][ T6455]  do_new_mount+0x2a2/0x9e0
[  282.840299][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.840328][ T6455]  ? ns_capable+0x8a/0xf0
[  282.840353][ T6455]  ? __pfx_do_new_mount+0x10/0x10
[  282.840389][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.840418][ T6455]  ? path_mount+0x61c/0xfe0
[  282.840453][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.840496][ T6455]  __se_sys_mount+0x317/0x410
[  282.840552][ T6455]  ? __pfx___se_sys_mount+0x10/0x10
[  282.840589][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.840626][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.840654][ T6455]  ? __x64_sys_mount+0x20/0xc0
[  282.840695][ T6455]  do_syscall_64+0xfa/0x3b0
[  282.840726][ T6455]  ? lockdep_hardirqs_on+0x9c/0x150
[  282.840752][ T6455]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  282.840776][ T6455]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.840804][ T6455]  ? exc_page_fault+0x9f/0xf0
[  282.840834][ T6455]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  282.840858][ T6455] RIP: 0033:0x7fb510b9034a
[  282.840880][ T6455] 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
[  282.840902][ T6455] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.840929][ T6455] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  282.840949][ T6455] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  282.840968][ T6455] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  282.840985][ T6455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  282.841003][ T6455] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  282.841041][ T6455]  </TASK>
[  283.208931][ T6455] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  283.224126][ T6455] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.666801][ T6458] loop1: detected capacity change from 0 to 32768
[  283.694029][ T6458] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.702082][ T6458] CPU: 0 UID: 0 PID: 6458 Comm: syz.1.142 Not tainted syzkaller #0 PREEMPT(full) 
[  283.702113][ T6458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  283.702128][ T6458] Call Trace:
[  283.702138][ T6458]  <TASK>
[  283.702149][ T6458]  dump_stack_lvl+0x189/0x250
[  283.702189][ T6458]  ? __pfx_dump_stack_lvl+0x10/0x10
[  283.702219][ T6458]  ? __pfx__printk+0x10/0x10
[  283.702261][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.702291][ T6458]  ? kernfs_path_from_node+0x250/0x290
[  283.702319][ T6458]  ? kernfs_path_from_node+0x2f/0x290
[  283.702352][ T6458]  sysfs_create_dir_ns+0x259/0x280
[  283.702383][ T6458]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  283.702413][ T6458]  ? do_raw_spin_unlock+0x122/0x240
[  283.702451][ T6458]  kobject_add_internal+0x59f/0xb40
[  283.702492][ T6458]  kobject_init_and_add+0x125/0x190
[  283.702529][ T6458]  ? __pfx_kobject_init_and_add+0x10/0x10
[  283.702570][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.702599][ T6458]  ? __raw_spin_lock_init+0x45/0x100
[  283.702631][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.702659][ T6458]  ? __init_swait_queue_head+0xa9/0x150
[  283.702695][ T6458]  gfs2_sys_fs_add+0x234/0x450
[  283.702727][ T6458]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  283.702763][ T6458]  ? is_dynamic_key+0xd6/0x1c0
[  283.702799][ T6458]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  283.702850][ T6458]  gfs2_fill_super+0x13c0/0x20d0
[  283.702905][ T6458]  ? __pfx_gfs2_fill_super+0x10/0x10
[  283.702938][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.702973][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703001][ T6458]  ? sb_set_blocksize+0x104/0x180
[  283.703043][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703071][ T6458]  ? setup_bdev_super+0x4c1/0x5b0
[  283.703111][ T6458]  get_tree_bdev_flags+0x40e/0x4d0
[  283.703146][ T6458]  ? __pfx_gfs2_fill_super+0x10/0x10
[  283.703182][ T6458]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  283.703221][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703259][ T6458]  gfs2_get_tree+0x51/0x1e0
[  283.703298][ T6458]  vfs_get_tree+0x92/0x2b0
[  283.703338][ T6458]  do_new_mount+0x2a2/0x9e0
[  283.703380][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703408][ T6458]  ? ns_capable+0x8a/0xf0
[  283.703434][ T6458]  ? __pfx_do_new_mount+0x10/0x10
[  283.703470][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703498][ T6458]  ? path_mount+0x61c/0xfe0
[  283.703532][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703586][ T6458]  __se_sys_mount+0x317/0x410
[  283.703632][ T6458]  ? __pfx___se_sys_mount+0x10/0x10
[  283.703668][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703704][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703732][ T6458]  ? __x64_sys_mount+0x20/0xc0
[  283.703774][ T6458]  do_syscall_64+0xfa/0x3b0
[  283.703801][ T6458]  ? lockdep_hardirqs_on+0x9c/0x150
[  283.703826][ T6458]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  283.703850][ T6458]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.703879][ T6458]  ? exc_page_fault+0x9f/0xf0
[  283.703907][ T6458]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  283.703932][ T6458] RIP: 0033:0x7fb510b9034a
[  283.703953][ T6458] 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
[  283.703976][ T6458] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.704003][ T6458] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  283.704023][ T6458] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  283.704042][ T6458] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  283.704060][ T6458] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  283.704077][ T6458] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  283.704116][ T6458]  </TASK>
[  283.704144][ T6458] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.091288][ T6458] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  284.542981][ T6461] loop1: detected capacity change from 0 to 32768
[  284.557268][ T6461] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.572235][ T6461] CPU: 0 UID: 0 PID: 6461 Comm: syz.1.143 Not tainted syzkaller #0 PREEMPT(full) 
[  284.572270][ T6461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  284.572286][ T6461] Call Trace:
[  284.572295][ T6461]  <TASK>
[  284.572306][ T6461]  dump_stack_lvl+0x189/0x250
[  284.572346][ T6461]  ? __pfx_dump_stack_lvl+0x10/0x10
[  284.572377][ T6461]  ? __pfx__printk+0x10/0x10
[  284.572417][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.572446][ T6461]  ? kernfs_path_from_node+0x250/0x290
[  284.572474][ T6461]  ? kernfs_path_from_node+0x2f/0x290
[  284.572507][ T6461]  sysfs_create_dir_ns+0x259/0x280
[  284.572546][ T6461]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  284.572576][ T6461]  ? do_raw_spin_unlock+0x122/0x240
[  284.572614][ T6461]  kobject_add_internal+0x59f/0xb40
[  284.572655][ T6461]  kobject_init_and_add+0x125/0x190
[  284.572690][ T6461]  ? __pfx_kobject_init_and_add+0x10/0x10
[  284.572721][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.572749][ T6461]  ? __raw_spin_lock_init+0x45/0x100
[  284.572781][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.572809][ T6461]  ? __init_swait_queue_head+0xa9/0x150
[  284.572846][ T6461]  gfs2_sys_fs_add+0x234/0x450
[  284.572880][ T6461]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  284.572915][ T6461]  ? is_dynamic_key+0xd6/0x1c0
[  284.572952][ T6461]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  284.573003][ T6461]  gfs2_fill_super+0x13c0/0x20d0
[  284.573059][ T6461]  ? __pfx_gfs2_fill_super+0x10/0x10
[  284.573093][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573127][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573155][ T6461]  ? sb_set_blocksize+0x104/0x180
[  284.573197][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573225][ T6461]  ? setup_bdev_super+0x4c1/0x5b0
[  284.573265][ T6461]  get_tree_bdev_flags+0x40e/0x4d0
[  284.573300][ T6461]  ? __pfx_gfs2_fill_super+0x10/0x10
[  284.573336][ T6461]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  284.573374][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573412][ T6461]  gfs2_get_tree+0x51/0x1e0
[  284.573452][ T6461]  vfs_get_tree+0x92/0x2b0
[  284.573491][ T6461]  do_new_mount+0x2a2/0x9e0
[  284.573545][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573574][ T6461]  ? ns_capable+0x8a/0xf0
[  284.573599][ T6461]  ? __pfx_do_new_mount+0x10/0x10
[  284.573635][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573663][ T6461]  ? path_mount+0x61c/0xfe0
[  284.573697][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573740][ T6461]  __se_sys_mount+0x317/0x410
[  284.573785][ T6461]  ? __pfx___se_sys_mount+0x10/0x10
[  284.573821][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573857][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.573886][ T6461]  ? __x64_sys_mount+0x20/0xc0
[  284.573928][ T6461]  do_syscall_64+0xfa/0x3b0
[  284.573955][ T6461]  ? lockdep_hardirqs_on+0x9c/0x150
[  284.573981][ T6461]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  284.574004][ T6461]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.574032][ T6461]  ? exc_page_fault+0x9f/0xf0
[  284.574059][ T6461]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  284.574084][ T6461] RIP: 0033:0x7fb510b9034a
[  284.574106][ T6461] 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
[  284.574128][ T6461] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.574155][ T6461] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  284.574175][ T6461] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  284.574195][ T6461] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  284.574213][ T6461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  284.574230][ T6461] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  284.574268][ T6461]  </TASK>
[  284.574299][ T6461] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.961555][ T6461] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/16 14:29:13 executed programs: 129
[  285.404356][ T6464] loop1: detected capacity change from 0 to 32768
[  285.419056][ T6464] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.428719][ T6464] CPU: 1 UID: 0 PID: 6464 Comm: syz.1.144 Not tainted syzkaller #0 PREEMPT(full) 
[  285.428751][ T6464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  285.428766][ T6464] Call Trace:
[  285.428777][ T6464]  <TASK>
[  285.428788][ T6464]  dump_stack_lvl+0x189/0x250
[  285.428828][ T6464]  ? __pfx_dump_stack_lvl+0x10/0x10
[  285.428864][ T6464]  ? __pfx__printk+0x10/0x10
[  285.428905][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.428935][ T6464]  ? kernfs_path_from_node+0x250/0x290
[  285.428963][ T6464]  ? kernfs_path_from_node+0x2f/0x290
[  285.429002][ T6464]  sysfs_create_dir_ns+0x259/0x280
[  285.429033][ T6464]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  285.429063][ T6464]  ? do_raw_spin_unlock+0x122/0x240
[  285.429101][ T6464]  kobject_add_internal+0x59f/0xb40
[  285.429142][ T6464]  kobject_init_and_add+0x125/0x190
[  285.429178][ T6464]  ? __pfx_kobject_init_and_add+0x10/0x10
[  285.429209][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.429237][ T6464]  ? __raw_spin_lock_init+0x45/0x100
[  285.429268][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.429294][ T6464]  ? __init_swait_queue_head+0xa9/0x150
[  285.429330][ T6464]  gfs2_sys_fs_add+0x234/0x450
[  285.429363][ T6464]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  285.429398][ T6464]  ? is_dynamic_key+0xd6/0x1c0
[  285.429437][ T6464]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  285.429489][ T6464]  gfs2_fill_super+0x13c0/0x20d0
[  285.429554][ T6464]  ? __pfx_gfs2_fill_super+0x10/0x10
[  285.429588][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.429623][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.429652][ T6464]  ? sb_set_blocksize+0x104/0x180
[  285.429695][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.429723][ T6464]  ? setup_bdev_super+0x4c1/0x5b0
[  285.429764][ T6464]  get_tree_bdev_flags+0x40e/0x4d0
[  285.429800][ T6464]  ? __pfx_gfs2_fill_super+0x10/0x10
[  285.429836][ T6464]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  285.429874][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.429911][ T6464]  gfs2_get_tree+0x51/0x1e0
[  285.429950][ T6464]  vfs_get_tree+0x92/0x2b0
[  285.429988][ T6464]  do_new_mount+0x2a2/0x9e0
[  285.430029][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.430057][ T6464]  ? ns_capable+0x8a/0xf0
[  285.430083][ T6464]  ? __pfx_do_new_mount+0x10/0x10
[  285.430119][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.430148][ T6464]  ? path_mount+0x61c/0xfe0
[  285.430183][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.430226][ T6464]  __se_sys_mount+0x317/0x410
[  285.430272][ T6464]  ? __pfx___se_sys_mount+0x10/0x10
[  285.430309][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.430346][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.430374][ T6464]  ? __x64_sys_mount+0x20/0xc0
[  285.430414][ T6464]  do_syscall_64+0xfa/0x3b0
[  285.430442][ T6464]  ? lockdep_hardirqs_on+0x9c/0x150
[  285.430467][ T6464]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  285.430490][ T6464]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.430519][ T6464]  ? exc_page_fault+0x9f/0xf0
[  285.430556][ T6464]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  285.430581][ T6464] RIP: 0033:0x7fb510b9034a
[  285.430602][ T6464] 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
[  285.430625][ T6464] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.430650][ T6464] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  285.430670][ T6464] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  285.430688][ T6464] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  285.430706][ T6464] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  285.430723][ T6464] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  285.430761][ T6464]  </TASK>
[  285.800791][ T6464] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  285.816134][ T6464] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  286.262311][ T6467] loop1: detected capacity change from 0 to 32768
[  286.285863][ T6467] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.293466][ T6467] CPU: 1 UID: 0 PID: 6467 Comm: syz.1.145 Not tainted syzkaller #0 PREEMPT(full) 
[  286.293497][ T6467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  286.293513][ T6467] Call Trace:
[  286.293523][ T6467]  <TASK>
[  286.293534][ T6467]  dump_stack_lvl+0x189/0x250
[  286.293573][ T6467]  ? __pfx_dump_stack_lvl+0x10/0x10
[  286.293604][ T6467]  ? __pfx__printk+0x10/0x10
[  286.293645][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.293675][ T6467]  ? kernfs_path_from_node+0x250/0x290
[  286.293702][ T6467]  ? kernfs_path_from_node+0x2f/0x290
[  286.293735][ T6467]  sysfs_create_dir_ns+0x259/0x280
[  286.293766][ T6467]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  286.293795][ T6467]  ? do_raw_spin_unlock+0x122/0x240
[  286.293839][ T6467]  kobject_add_internal+0x59f/0xb40
[  286.293880][ T6467]  kobject_init_and_add+0x125/0x190
[  286.293916][ T6467]  ? __pfx_kobject_init_and_add+0x10/0x10
[  286.293946][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.293975][ T6467]  ? __raw_spin_lock_init+0x45/0x100
[  286.294007][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.294035][ T6467]  ? __init_swait_queue_head+0xa9/0x150
[  286.294070][ T6467]  gfs2_sys_fs_add+0x234/0x450
[  286.294102][ T6467]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  286.294138][ T6467]  ? is_dynamic_key+0xd6/0x1c0
[  286.294174][ T6467]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  286.294225][ T6467]  gfs2_fill_super+0x13c0/0x20d0
[  286.294281][ T6467]  ? __pfx_gfs2_fill_super+0x10/0x10
[  286.294314][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.294348][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.294377][ T6467]  ? sb_set_blocksize+0x104/0x180
[  286.294422][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.294450][ T6467]  ? setup_bdev_super+0x4c1/0x5b0
[  286.294491][ T6467]  get_tree_bdev_flags+0x40e/0x4d0
[  286.294525][ T6467]  ? __pfx_gfs2_fill_super+0x10/0x10
[  286.294560][ T6467]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  286.294599][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.294637][ T6467]  gfs2_get_tree+0x51/0x1e0
[  286.294676][ T6467]  vfs_get_tree+0x92/0x2b0
[  286.294714][ T6467]  do_new_mount+0x2a2/0x9e0
[  286.294755][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.294783][ T6467]  ? ns_capable+0x8a/0xf0
[  286.294814][ T6467]  ? __pfx_do_new_mount+0x10/0x10
[  286.294850][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.294878][ T6467]  ? path_mount+0x61c/0xfe0
[  286.294912][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.294955][ T6467]  __se_sys_mount+0x317/0x410
[  286.295000][ T6467]  ? __pfx___se_sys_mount+0x10/0x10
[  286.295036][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.295073][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.295101][ T6467]  ? __x64_sys_mount+0x20/0xc0
[  286.295142][ T6467]  do_syscall_64+0xfa/0x3b0
[  286.295168][ T6467]  ? lockdep_hardirqs_on+0x9c/0x150
[  286.295194][ T6467]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.295218][ T6467]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.295246][ T6467]  ? exc_page_fault+0x9f/0xf0
[  286.295274][ T6467]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.295298][ T6467] RIP: 0033:0x7fb510b9034a
[  286.295319][ T6467] 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
[  286.295342][ T6467] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.295369][ T6467] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  286.295388][ T6467] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  286.295407][ T6467] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  286.295425][ T6467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  286.295442][ T6467] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  286.295480][ T6467]  </TASK>
[  286.295510][ T6467] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.682310][ T6467] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.128286][ T6470] loop1: detected capacity change from 0 to 32768
[  287.147286][ T6470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.162513][ T6470] CPU: 0 UID: 0 PID: 6470 Comm: syz.1.146 Not tainted syzkaller #0 PREEMPT(full) 
[  287.162544][ T6470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  287.162560][ T6470] Call Trace:
[  287.162570][ T6470]  <TASK>
[  287.162581][ T6470]  dump_stack_lvl+0x189/0x250
[  287.162621][ T6470]  ? __pfx_dump_stack_lvl+0x10/0x10
[  287.162653][ T6470]  ? __pfx__printk+0x10/0x10
[  287.162696][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.162727][ T6470]  ? kernfs_path_from_node+0x250/0x290
[  287.162755][ T6470]  ? kernfs_path_from_node+0x2f/0x290
[  287.162788][ T6470]  sysfs_create_dir_ns+0x259/0x280
[  287.162827][ T6470]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  287.162857][ T6470]  ? do_raw_spin_unlock+0x122/0x240
[  287.162896][ T6470]  kobject_add_internal+0x59f/0xb40
[  287.162938][ T6470]  kobject_init_and_add+0x125/0x190
[  287.162975][ T6470]  ? __pfx_kobject_init_and_add+0x10/0x10
[  287.163006][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.163035][ T6470]  ? __raw_spin_lock_init+0x45/0x100
[  287.163067][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.163096][ T6470]  ? __init_swait_queue_head+0xa9/0x150
[  287.163132][ T6470]  gfs2_sys_fs_add+0x234/0x450
[  287.163164][ T6470]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  287.163200][ T6470]  ? is_dynamic_key+0xd6/0x1c0
[  287.163236][ T6470]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  287.163288][ T6470]  gfs2_fill_super+0x13c0/0x20d0
[  287.163344][ T6470]  ? __pfx_gfs2_fill_super+0x10/0x10
[  287.163377][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.163413][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.163442][ T6470]  ? sb_set_blocksize+0x104/0x180
[  287.163485][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.163513][ T6470]  ? setup_bdev_super+0x4c1/0x5b0
[  287.163553][ T6470]  get_tree_bdev_flags+0x40e/0x4d0
[  287.163588][ T6470]  ? __pfx_gfs2_fill_super+0x10/0x10
[  287.163624][ T6470]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  287.163664][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.163702][ T6470]  gfs2_get_tree+0x51/0x1e0
[  287.163742][ T6470]  vfs_get_tree+0x92/0x2b0
[  287.163781][ T6470]  do_new_mount+0x2a2/0x9e0
[  287.163835][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.163864][ T6470]  ? ns_capable+0x8a/0xf0
[  287.163889][ T6470]  ? __pfx_do_new_mount+0x10/0x10
[  287.163925][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.163953][ T6470]  ? path_mount+0x61c/0xfe0
[  287.163988][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.164031][ T6470]  __se_sys_mount+0x317/0x410
[  287.164078][ T6470]  ? __pfx___se_sys_mount+0x10/0x10
[  287.164115][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.164152][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.164184][ T6470]  ? __x64_sys_mount+0x20/0xc0
[  287.164227][ T6470]  do_syscall_64+0xfa/0x3b0
[  287.164255][ T6470]  ? lockdep_hardirqs_on+0x9c/0x150
[  287.164280][ T6470]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.164305][ T6470]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.164334][ T6470]  ? exc_page_fault+0x9f/0xf0
[  287.164362][ T6470]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.164387][ T6470] RIP: 0033:0x7fb510b9034a
[  287.164410][ T6470] 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
[  287.164432][ T6470] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.164459][ T6470] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  287.164479][ T6470] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  287.164499][ T6470] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  287.164517][ T6470] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  287.164535][ T6470] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  287.164573][ T6470]  </TASK>
[  287.164648][ T6470] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  287.553034][ T6470] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.998952][ T6473] loop1: detected capacity change from 0 to 32768
[  288.015264][ T6473] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.023141][ T6473] CPU: 1 UID: 0 PID: 6473 Comm: syz.1.147 Not tainted syzkaller #0 PREEMPT(full) 
[  288.023173][ T6473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  288.023189][ T6473] Call Trace:
[  288.023199][ T6473]  <TASK>
[  288.023210][ T6473]  dump_stack_lvl+0x189/0x250
[  288.023250][ T6473]  ? __pfx_dump_stack_lvl+0x10/0x10
[  288.023280][ T6473]  ? __pfx__printk+0x10/0x10
[  288.023322][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.023351][ T6473]  ? kernfs_path_from_node+0x250/0x290
[  288.023378][ T6473]  ? kernfs_path_from_node+0x2f/0x290
[  288.023410][ T6473]  sysfs_create_dir_ns+0x259/0x280
[  288.023441][ T6473]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  288.023470][ T6473]  ? do_raw_spin_unlock+0x122/0x240
[  288.023508][ T6473]  kobject_add_internal+0x59f/0xb40
[  288.023563][ T6473]  kobject_init_and_add+0x125/0x190
[  288.023600][ T6473]  ? __pfx_kobject_init_and_add+0x10/0x10
[  288.023630][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.023659][ T6473]  ? __raw_spin_lock_init+0x45/0x100
[  288.023692][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.023720][ T6473]  ? __init_swait_queue_head+0xa9/0x150
[  288.023756][ T6473]  gfs2_sys_fs_add+0x234/0x450
[  288.023786][ T6473]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  288.023819][ T6473]  ? is_dynamic_key+0xd6/0x1c0
[  288.023855][ T6473]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  288.023905][ T6473]  gfs2_fill_super+0x13c0/0x20d0
[  288.023960][ T6473]  ? __pfx_gfs2_fill_super+0x10/0x10
[  288.023993][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024027][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024055][ T6473]  ? sb_set_blocksize+0x104/0x180
[  288.024096][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024124][ T6473]  ? setup_bdev_super+0x4c1/0x5b0
[  288.024162][ T6473]  get_tree_bdev_flags+0x40e/0x4d0
[  288.024197][ T6473]  ? __pfx_gfs2_fill_super+0x10/0x10
[  288.024232][ T6473]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  288.024270][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024307][ T6473]  gfs2_get_tree+0x51/0x1e0
[  288.024345][ T6473]  vfs_get_tree+0x92/0x2b0
[  288.024383][ T6473]  do_new_mount+0x2a2/0x9e0
[  288.024424][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024452][ T6473]  ? ns_capable+0x8a/0xf0
[  288.024476][ T6473]  ? __pfx_do_new_mount+0x10/0x10
[  288.024511][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024539][ T6473]  ? path_mount+0x61c/0xfe0
[  288.024580][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024622][ T6473]  __se_sys_mount+0x317/0x410
[  288.024667][ T6473]  ? __pfx___se_sys_mount+0x10/0x10
[  288.024701][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024738][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024769][ T6473]  ? __x64_sys_mount+0x20/0xc0
[  288.024810][ T6473]  do_syscall_64+0xfa/0x3b0
[  288.024837][ T6473]  ? lockdep_hardirqs_on+0x9c/0x150
[  288.024862][ T6473]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  288.024885][ T6473]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.024913][ T6473]  ? exc_page_fault+0x9f/0xf0
[  288.024940][ T6473]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  288.024965][ T6473] RIP: 0033:0x7fb510b9034a
[  288.024987][ T6473] 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
[  288.025009][ T6473] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.025036][ T6473] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  288.025056][ T6473] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  288.025075][ T6473] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  288.025092][ T6473] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  288.025109][ T6473] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  288.025146][ T6473]  </TASK>
[  288.025191][ T6473] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  288.410674][ T6473] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  288.852116][ T6476] loop1: detected capacity change from 0 to 32768
[  288.864316][ T6476] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.875726][ T6476] CPU: 1 UID: 0 PID: 6476 Comm: syz.1.148 Not tainted syzkaller #0 PREEMPT(full) 
[  288.875760][ T6476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  288.875776][ T6476] Call Trace:
[  288.875794][ T6476]  <TASK>
[  288.875805][ T6476]  dump_stack_lvl+0x189/0x250
[  288.875846][ T6476]  ? __pfx_dump_stack_lvl+0x10/0x10
[  288.875877][ T6476]  ? __pfx__printk+0x10/0x10
[  288.875921][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.875951][ T6476]  ? kernfs_path_from_node+0x250/0x290
[  288.875979][ T6476]  ? kernfs_path_from_node+0x2f/0x290
[  288.876013][ T6476]  sysfs_create_dir_ns+0x259/0x280
[  288.876045][ T6476]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  288.876075][ T6476]  ? do_raw_spin_unlock+0x122/0x240
[  288.876113][ T6476]  kobject_add_internal+0x59f/0xb40
[  288.876156][ T6476]  kobject_init_and_add+0x125/0x190
[  288.876193][ T6476]  ? __pfx_kobject_init_and_add+0x10/0x10
[  288.876223][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.876253][ T6476]  ? __raw_spin_lock_init+0x45/0x100
[  288.876285][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.876314][ T6476]  ? __init_swait_queue_head+0xa9/0x150
[  288.876350][ T6476]  gfs2_sys_fs_add+0x234/0x450
[  288.876383][ T6476]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  288.876419][ T6476]  ? is_dynamic_key+0xd6/0x1c0
[  288.876457][ T6476]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  288.876509][ T6476]  gfs2_fill_super+0x13c0/0x20d0
[  288.876564][ T6476]  ? __pfx_gfs2_fill_super+0x10/0x10
[  288.876598][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.876634][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.876663][ T6476]  ? sb_set_blocksize+0x104/0x180
[  288.876706][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.876735][ T6476]  ? setup_bdev_super+0x4c1/0x5b0
[  288.876776][ T6476]  get_tree_bdev_flags+0x40e/0x4d0
[  288.876819][ T6476]  ? __pfx_gfs2_fill_super+0x10/0x10
[  288.876856][ T6476]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  288.876895][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.876933][ T6476]  gfs2_get_tree+0x51/0x1e0
[  288.876972][ T6476]  vfs_get_tree+0x92/0x2b0
[  288.877011][ T6476]  do_new_mount+0x2a2/0x9e0
[  288.877054][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.877083][ T6476]  ? ns_capable+0x8a/0xf0
[  288.877108][ T6476]  ? __pfx_do_new_mount+0x10/0x10
[  288.877146][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.877175][ T6476]  ? path_mount+0x61c/0xfe0
[  288.877210][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.877253][ T6476]  __se_sys_mount+0x317/0x410
[  288.877299][ T6476]  ? __pfx___se_sys_mount+0x10/0x10
[  288.877336][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.877374][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.877403][ T6476]  ? __x64_sys_mount+0x20/0xc0
[  288.877445][ T6476]  do_syscall_64+0xfa/0x3b0
[  288.877472][ T6476]  ? lockdep_hardirqs_on+0x9c/0x150
[  288.877499][ T6476]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  288.877523][ T6476]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.877552][ T6476]  ? exc_page_fault+0x9f/0xf0
[  288.877580][ T6476]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  288.877605][ T6476] RIP: 0033:0x7fb510b9034a
[  288.877627][ T6476] 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
[  288.877649][ T6476] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.877676][ T6476] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  288.877696][ T6476] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  288.877715][ T6476] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  288.877733][ T6476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  288.877750][ T6476] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  288.877798][ T6476]  </TASK>
[  288.877827][ T6476] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  289.263034][ T6476] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  289.703833][ T6479] loop1: detected capacity change from 0 to 32768
[  289.713929][ T6479] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.722627][ T6479] CPU: 1 UID: 0 PID: 6479 Comm: syz.1.149 Not tainted syzkaller #0 PREEMPT(full) 
[  289.722659][ T6479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  289.722675][ T6479] Call Trace:
[  289.722684][ T6479]  <TASK>
[  289.722694][ T6479]  dump_stack_lvl+0x189/0x250
[  289.722733][ T6479]  ? __pfx_dump_stack_lvl+0x10/0x10
[  289.722764][ T6479]  ? __pfx__printk+0x10/0x10
[  289.722805][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.722834][ T6479]  ? kernfs_path_from_node+0x250/0x290
[  289.722861][ T6479]  ? kernfs_path_from_node+0x2f/0x290
[  289.722893][ T6479]  sysfs_create_dir_ns+0x259/0x280
[  289.722924][ T6479]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  289.722954][ T6479]  ? do_raw_spin_unlock+0x122/0x240
[  289.722992][ T6479]  kobject_add_internal+0x59f/0xb40
[  289.723033][ T6479]  kobject_init_and_add+0x125/0x190
[  289.723069][ T6479]  ? __pfx_kobject_init_and_add+0x10/0x10
[  289.723100][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.723128][ T6479]  ? __raw_spin_lock_init+0x45/0x100
[  289.723161][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.723190][ T6479]  ? __init_swait_queue_head+0xa9/0x150
[  289.723225][ T6479]  gfs2_sys_fs_add+0x234/0x450
[  289.723257][ T6479]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  289.723292][ T6479]  ? is_dynamic_key+0xd6/0x1c0
[  289.723327][ T6479]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  289.723378][ T6479]  gfs2_fill_super+0x13c0/0x20d0
[  289.723433][ T6479]  ? __pfx_gfs2_fill_super+0x10/0x10
[  289.723465][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.723500][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.723532][ T6479]  ? sb_set_blocksize+0x104/0x180
[  289.723586][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.723615][ T6479]  ? setup_bdev_super+0x4c1/0x5b0
[  289.723655][ T6479]  get_tree_bdev_flags+0x40e/0x4d0
[  289.723690][ T6479]  ? __pfx_gfs2_fill_super+0x10/0x10
[  289.723726][ T6479]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  289.723766][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.723803][ T6479]  gfs2_get_tree+0x51/0x1e0
[  289.723842][ T6479]  vfs_get_tree+0x92/0x2b0
[  289.723881][ T6479]  do_new_mount+0x2a2/0x9e0
[  289.723923][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.723951][ T6479]  ? ns_capable+0x8a/0xf0
[  289.723977][ T6479]  ? __pfx_do_new_mount+0x10/0x10
[  289.724012][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.724040][ T6479]  ? path_mount+0x61c/0xfe0
[  289.724074][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.724121][ T6479]  __se_sys_mount+0x317/0x410
[  289.724172][ T6479]  ? __pfx___se_sys_mount+0x10/0x10
[  289.724208][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.724245][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.724274][ T6479]  ? __x64_sys_mount+0x20/0xc0
[  289.724315][ T6479]  do_syscall_64+0xfa/0x3b0
[  289.724343][ T6479]  ? lockdep_hardirqs_on+0x9c/0x150
[  289.724369][ T6479]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  289.724393][ T6479]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.724422][ T6479]  ? exc_page_fault+0x9f/0xf0
[  289.724450][ T6479]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  289.724475][ T6479] RIP: 0033:0x7fb510b9034a
[  289.724497][ T6479] 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
[  289.724519][ T6479] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.724555][ T6479] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  289.724575][ T6479] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  289.724594][ T6479] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  289.724612][ T6479] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  289.724629][ T6479] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  289.724667][ T6479]  </TASK>
[  289.724712][ T6479] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.108908][ T6479] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/16 14:29:18 executed programs: 135
[  290.554217][ T6482] loop1: detected capacity change from 0 to 32768
[  290.576328][ T6482] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  290.583876][ T6482] CPU: 1 UID: 0 PID: 6482 Comm: syz.1.150 Not tainted syzkaller #0 PREEMPT(full) 
[  290.583907][ T6482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  290.583924][ T6482] Call Trace:
[  290.583934][ T6482]  <TASK>
[  290.583944][ T6482]  dump_stack_lvl+0x189/0x250
[  290.583984][ T6482]  ? __pfx_dump_stack_lvl+0x10/0x10
[  290.584014][ T6482]  ? __pfx__printk+0x10/0x10
[  290.584056][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.584085][ T6482]  ? kernfs_path_from_node+0x250/0x290
[  290.584112][ T6482]  ? kernfs_path_from_node+0x2f/0x290
[  290.584145][ T6482]  sysfs_create_dir_ns+0x259/0x280
[  290.584176][ T6482]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  290.584206][ T6482]  ? do_raw_spin_unlock+0x122/0x240
[  290.584243][ T6482]  kobject_add_internal+0x59f/0xb40
[  290.584283][ T6482]  kobject_init_and_add+0x125/0x190
[  290.584320][ T6482]  ? __pfx_kobject_init_and_add+0x10/0x10
[  290.584351][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.584378][ T6482]  ? __raw_spin_lock_init+0x45/0x100
[  290.584410][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.584439][ T6482]  ? __init_swait_queue_head+0xa9/0x150
[  290.584475][ T6482]  gfs2_sys_fs_add+0x234/0x450
[  290.584506][ T6482]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  290.584542][ T6482]  ? is_dynamic_key+0xd6/0x1c0
[  290.584584][ T6482]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  290.584635][ T6482]  gfs2_fill_super+0x13c0/0x20d0
[  290.584690][ T6482]  ? __pfx_gfs2_fill_super+0x10/0x10
[  290.584722][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.584757][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.584786][ T6482]  ? sb_set_blocksize+0x104/0x180
[  290.584828][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.584856][ T6482]  ? setup_bdev_super+0x4c1/0x5b0
[  290.584896][ T6482]  get_tree_bdev_flags+0x40e/0x4d0
[  290.584930][ T6482]  ? __pfx_gfs2_fill_super+0x10/0x10
[  290.584965][ T6482]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  290.585002][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.585039][ T6482]  gfs2_get_tree+0x51/0x1e0
[  290.585078][ T6482]  vfs_get_tree+0x92/0x2b0
[  290.585117][ T6482]  do_new_mount+0x2a2/0x9e0
[  290.585158][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.585187][ T6482]  ? ns_capable+0x8a/0xf0
[  290.585212][ T6482]  ? __pfx_do_new_mount+0x10/0x10
[  290.585248][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.585276][ T6482]  ? path_mount+0x61c/0xfe0
[  290.585311][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.585352][ T6482]  __se_sys_mount+0x317/0x410
[  290.585398][ T6482]  ? __pfx___se_sys_mount+0x10/0x10
[  290.585433][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.585470][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.585497][ T6482]  ? __x64_sys_mount+0x20/0xc0
[  290.585538][ T6482]  do_syscall_64+0xfa/0x3b0
[  290.585573][ T6482]  ? lockdep_hardirqs_on+0x9c/0x150
[  290.585599][ T6482]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  290.585624][ T6482]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.585652][ T6482]  ? exc_page_fault+0x9f/0xf0
[  290.585681][ T6482]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  290.585707][ T6482] RIP: 0033:0x7fb510b9034a
[  290.585729][ T6482] 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
[  290.585752][ T6482] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.585779][ T6482] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  290.585798][ T6482] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  290.585817][ T6482] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  290.585836][ T6482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  290.585853][ T6482] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  290.585890][ T6482]  </TASK>
[  290.585920][ T6482] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.974934][ T6482] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.408934][ T6485] loop1: detected capacity change from 0 to 32768
[  291.422017][ T6485] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.429406][ T6485] CPU: 0 UID: 0 PID: 6485 Comm: syz.1.151 Not tainted syzkaller #0 PREEMPT(full) 
[  291.429435][ T6485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  291.429451][ T6485] Call Trace:
[  291.429461][ T6485]  <TASK>
[  291.429472][ T6485]  dump_stack_lvl+0x189/0x250
[  291.429512][ T6485]  ? __pfx_dump_stack_lvl+0x10/0x10
[  291.429543][ T6485]  ? __pfx__printk+0x10/0x10
[  291.429586][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.429615][ T6485]  ? kernfs_path_from_node+0x250/0x290
[  291.429643][ T6485]  ? kernfs_path_from_node+0x2f/0x290
[  291.429677][ T6485]  sysfs_create_dir_ns+0x259/0x280
[  291.429708][ T6485]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  291.429738][ T6485]  ? do_raw_spin_unlock+0x122/0x240
[  291.429776][ T6485]  kobject_add_internal+0x59f/0xb40
[  291.429818][ T6485]  kobject_init_and_add+0x125/0x190
[  291.429861][ T6485]  ? __pfx_kobject_init_and_add+0x10/0x10
[  291.429892][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.429920][ T6485]  ? __raw_spin_lock_init+0x45/0x100
[  291.429952][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.429981][ T6485]  ? __init_swait_queue_head+0xa9/0x150
[  291.430018][ T6485]  gfs2_sys_fs_add+0x234/0x450
[  291.430049][ T6485]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  291.430085][ T6485]  ? is_dynamic_key+0xd6/0x1c0
[  291.430121][ T6485]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  291.430172][ T6485]  gfs2_fill_super+0x13c0/0x20d0
[  291.430227][ T6485]  ? __pfx_gfs2_fill_super+0x10/0x10
[  291.430260][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.430296][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.430324][ T6485]  ? sb_set_blocksize+0x104/0x180
[  291.430367][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.430396][ T6485]  ? setup_bdev_super+0x4c1/0x5b0
[  291.430435][ T6485]  get_tree_bdev_flags+0x40e/0x4d0
[  291.430471][ T6485]  ? __pfx_gfs2_fill_super+0x10/0x10
[  291.430507][ T6485]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  291.430546][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.430584][ T6485]  gfs2_get_tree+0x51/0x1e0
[  291.430623][ T6485]  vfs_get_tree+0x92/0x2b0
[  291.430662][ T6485]  do_new_mount+0x2a2/0x9e0
[  291.430704][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.430738][ T6485]  ? ns_capable+0x8a/0xf0
[  291.430764][ T6485]  ? __pfx_do_new_mount+0x10/0x10
[  291.430801][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.430830][ T6485]  ? path_mount+0x61c/0xfe0
[  291.430872][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.430914][ T6485]  __se_sys_mount+0x317/0x410
[  291.430961][ T6485]  ? __pfx___se_sys_mount+0x10/0x10
[  291.430997][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.431034][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.431062][ T6485]  ? __x64_sys_mount+0x20/0xc0
[  291.431104][ T6485]  do_syscall_64+0xfa/0x3b0
[  291.431130][ T6485]  ? lockdep_hardirqs_on+0x9c/0x150
[  291.431156][ T6485]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  291.431180][ T6485]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.431207][ T6485]  ? exc_page_fault+0x9f/0xf0
[  291.431234][ T6485]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  291.431259][ T6485] RIP: 0033:0x7fb510b9034a
[  291.431280][ T6485] 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
[  291.431302][ T6485] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  291.431329][ T6485] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  291.431348][ T6485] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  291.431366][ T6485] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  291.431383][ T6485] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  291.431400][ T6485] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  291.431437][ T6485]  </TASK>
[  291.801739][ T6485] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  291.815757][ T6485] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  292.210522][ T6488] loop1: detected capacity change from 0 to 32768
[  292.224387][ T6488] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  292.233128][ T6488] CPU: 0 UID: 0 PID: 6488 Comm: syz.1.152 Not tainted syzkaller #0 PREEMPT(full) 
[  292.233159][ T6488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  292.233175][ T6488] Call Trace:
[  292.233185][ T6488]  <TASK>
[  292.233195][ T6488]  dump_stack_lvl+0x189/0x250
[  292.233235][ T6488]  ? __pfx_dump_stack_lvl+0x10/0x10
[  292.233266][ T6488]  ? __pfx__printk+0x10/0x10
[  292.233307][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.233336][ T6488]  ? kernfs_path_from_node+0x250/0x290
[  292.233363][ T6488]  ? kernfs_path_from_node+0x2f/0x290
[  292.233397][ T6488]  sysfs_create_dir_ns+0x259/0x280
[  292.233427][ T6488]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  292.233457][ T6488]  ? do_raw_spin_unlock+0x122/0x240
[  292.233495][ T6488]  kobject_add_internal+0x59f/0xb40
[  292.233537][ T6488]  kobject_init_and_add+0x125/0x190
[  292.233583][ T6488]  ? __pfx_kobject_init_and_add+0x10/0x10
[  292.233614][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.233642][ T6488]  ? __raw_spin_lock_init+0x45/0x100
[  292.233675][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.233704][ T6488]  ? __init_swait_queue_head+0xa9/0x150
[  292.233740][ T6488]  gfs2_sys_fs_add+0x234/0x450
[  292.233772][ T6488]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  292.233807][ T6488]  ? is_dynamic_key+0xd6/0x1c0
[  292.233844][ T6488]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  292.233894][ T6488]  gfs2_fill_super+0x13c0/0x20d0
[  292.233949][ T6488]  ? __pfx_gfs2_fill_super+0x10/0x10
[  292.233982][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234016][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234044][ T6488]  ? sb_set_blocksize+0x104/0x180
[  292.234087][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234116][ T6488]  ? setup_bdev_super+0x4c1/0x5b0
[  292.234156][ T6488]  get_tree_bdev_flags+0x40e/0x4d0
[  292.234192][ T6488]  ? __pfx_gfs2_fill_super+0x10/0x10
[  292.234229][ T6488]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  292.234268][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234305][ T6488]  gfs2_get_tree+0x51/0x1e0
[  292.234345][ T6488]  vfs_get_tree+0x92/0x2b0
[  292.234383][ T6488]  do_new_mount+0x2a2/0x9e0
[  292.234424][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234453][ T6488]  ? ns_capable+0x8a/0xf0
[  292.234478][ T6488]  ? __pfx_do_new_mount+0x10/0x10
[  292.234513][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234551][ T6488]  ? path_mount+0x61c/0xfe0
[  292.234585][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234627][ T6488]  __se_sys_mount+0x317/0x410
[  292.234673][ T6488]  ? __pfx___se_sys_mount+0x10/0x10
[  292.234710][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234747][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234775][ T6488]  ? __x64_sys_mount+0x20/0xc0
[  292.234817][ T6488]  do_syscall_64+0xfa/0x3b0
[  292.234844][ T6488]  ? lockdep_hardirqs_on+0x9c/0x150
[  292.234870][ T6488]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  292.234894][ T6488]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.234922][ T6488]  ? exc_page_fault+0x9f/0xf0
[  292.234950][ T6488]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  292.234975][ T6488] RIP: 0033:0x7fb510b9034a
[  292.234997][ T6488] 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
[  292.235019][ T6488] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.235046][ T6488] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  292.235067][ T6488] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  292.235086][ T6488] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  292.235103][ T6488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  292.235120][ T6488] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  292.235158][ T6488]  </TASK>
[  292.235188][ T6488] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.621583][ T6488] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.061949][ T6491] loop1: detected capacity change from 0 to 32768
[  293.088211][ T6491] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  293.095885][ T6491] CPU: 0 UID: 0 PID: 6491 Comm: syz.1.153 Not tainted syzkaller #0 PREEMPT(full) 
[  293.095916][ T6491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  293.095932][ T6491] Call Trace:
[  293.095942][ T6491]  <TASK>
[  293.095953][ T6491]  dump_stack_lvl+0x189/0x250
[  293.095992][ T6491]  ? __pfx_dump_stack_lvl+0x10/0x10
[  293.096023][ T6491]  ? __pfx__printk+0x10/0x10
[  293.096064][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.096093][ T6491]  ? kernfs_path_from_node+0x250/0x290
[  293.096120][ T6491]  ? kernfs_path_from_node+0x2f/0x290
[  293.096153][ T6491]  sysfs_create_dir_ns+0x259/0x280
[  293.096183][ T6491]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  293.096212][ T6491]  ? do_raw_spin_unlock+0x122/0x240
[  293.096250][ T6491]  kobject_add_internal+0x59f/0xb40
[  293.096291][ T6491]  kobject_init_and_add+0x125/0x190
[  293.096327][ T6491]  ? __pfx_kobject_init_and_add+0x10/0x10
[  293.096357][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.096385][ T6491]  ? __raw_spin_lock_init+0x45/0x100
[  293.096417][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.096446][ T6491]  ? __init_swait_queue_head+0xa9/0x150
[  293.096481][ T6491]  gfs2_sys_fs_add+0x234/0x450
[  293.096512][ T6491]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  293.096547][ T6491]  ? is_dynamic_key+0xd6/0x1c0
[  293.096592][ T6491]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  293.096642][ T6491]  gfs2_fill_super+0x13c0/0x20d0
[  293.096696][ T6491]  ? __pfx_gfs2_fill_super+0x10/0x10
[  293.096728][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.096762][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.096790][ T6491]  ? sb_set_blocksize+0x104/0x180
[  293.096831][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.096859][ T6491]  ? setup_bdev_super+0x4c1/0x5b0
[  293.096898][ T6491]  get_tree_bdev_flags+0x40e/0x4d0
[  293.096933][ T6491]  ? __pfx_gfs2_fill_super+0x10/0x10
[  293.096968][ T6491]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  293.097005][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.097043][ T6491]  gfs2_get_tree+0x51/0x1e0
[  293.097082][ T6491]  vfs_get_tree+0x92/0x2b0
[  293.097120][ T6491]  do_new_mount+0x2a2/0x9e0
[  293.097161][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.097188][ T6491]  ? ns_capable+0x8a/0xf0
[  293.097213][ T6491]  ? __pfx_do_new_mount+0x10/0x10
[  293.097249][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.097276][ T6491]  ? path_mount+0x61c/0xfe0
[  293.097310][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.097352][ T6491]  __se_sys_mount+0x317/0x410
[  293.097398][ T6491]  ? __pfx___se_sys_mount+0x10/0x10
[  293.097434][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.097472][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.097500][ T6491]  ? __x64_sys_mount+0x20/0xc0
[  293.097542][ T6491]  do_syscall_64+0xfa/0x3b0
[  293.097576][ T6491]  ? lockdep_hardirqs_on+0x9c/0x150
[  293.097602][ T6491]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  293.097625][ T6491]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.097654][ T6491]  ? exc_page_fault+0x9f/0xf0
[  293.097680][ T6491]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  293.097704][ T6491] RIP: 0033:0x7fb510b9034a
[  293.097726][ T6491] 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
[  293.097747][ T6491] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.097773][ T6491] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  293.097793][ T6491] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  293.097811][ T6491] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  293.097829][ T6491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  293.097846][ T6491] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  293.097883][ T6491]  </TASK>
[  293.098518][ T6491] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  293.484834][ T6491] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.926841][ T6494] loop1: detected capacity change from 0 to 32768
[  293.943204][ T6494] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  293.950841][ T6494] CPU: 1 UID: 0 PID: 6494 Comm: syz.1.154 Not tainted syzkaller #0 PREEMPT(full) 
[  293.950871][ T6494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  293.950887][ T6494] Call Trace:
[  293.950896][ T6494]  <TASK>
[  293.950908][ T6494]  dump_stack_lvl+0x189/0x250
[  293.950947][ T6494]  ? __pfx_dump_stack_lvl+0x10/0x10
[  293.950978][ T6494]  ? __pfx__printk+0x10/0x10
[  293.951018][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.951046][ T6494]  ? kernfs_path_from_node+0x250/0x290
[  293.951073][ T6494]  ? kernfs_path_from_node+0x2f/0x290
[  293.951106][ T6494]  sysfs_create_dir_ns+0x259/0x280
[  293.951137][ T6494]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  293.951167][ T6494]  ? do_raw_spin_unlock+0x122/0x240
[  293.951205][ T6494]  kobject_add_internal+0x59f/0xb40
[  293.951247][ T6494]  kobject_init_and_add+0x125/0x190
[  293.951284][ T6494]  ? __pfx_kobject_init_and_add+0x10/0x10
[  293.951315][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.951343][ T6494]  ? __raw_spin_lock_init+0x45/0x100
[  293.951377][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.951406][ T6494]  ? __init_swait_queue_head+0xa9/0x150
[  293.951442][ T6494]  gfs2_sys_fs_add+0x234/0x450
[  293.951474][ T6494]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  293.951509][ T6494]  ? is_dynamic_key+0xd6/0x1c0
[  293.951546][ T6494]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  293.951597][ T6494]  gfs2_fill_super+0x13c0/0x20d0
[  293.951653][ T6494]  ? __pfx_gfs2_fill_super+0x10/0x10
[  293.951686][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.951721][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.951750][ T6494]  ? sb_set_blocksize+0x104/0x180
[  293.951793][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.951828][ T6494]  ? setup_bdev_super+0x4c1/0x5b0
[  293.951868][ T6494]  get_tree_bdev_flags+0x40e/0x4d0
[  293.951905][ T6494]  ? __pfx_gfs2_fill_super+0x10/0x10
[  293.951942][ T6494]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  293.951982][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.952021][ T6494]  gfs2_get_tree+0x51/0x1e0
[  293.952061][ T6494]  vfs_get_tree+0x92/0x2b0
[  293.952100][ T6494]  do_new_mount+0x2a2/0x9e0
[  293.952143][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.952171][ T6494]  ? ns_capable+0x8a/0xf0
[  293.952197][ T6494]  ? __pfx_do_new_mount+0x10/0x10
[  293.952233][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.952262][ T6494]  ? path_mount+0x61c/0xfe0
[  293.952296][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.952338][ T6494]  __se_sys_mount+0x317/0x410
[  293.952385][ T6494]  ? __pfx___se_sys_mount+0x10/0x10
[  293.952422][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.952459][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.952489][ T6494]  ? __x64_sys_mount+0x20/0xc0
[  293.952531][ T6494]  do_syscall_64+0xfa/0x3b0
[  293.952559][ T6494]  ? lockdep_hardirqs_on+0x9c/0x150
[  293.952585][ T6494]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  293.952610][ T6494]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.952639][ T6494]  ? exc_page_fault+0x9f/0xf0
[  293.952667][ T6494]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  293.952692][ T6494] RIP: 0033:0x7fb510b9034a
[  293.952716][ T6494] 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
[  293.952739][ T6494] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.952766][ T6494] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  293.952786][ T6494] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  293.952814][ T6494] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  293.952832][ T6494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  293.952849][ T6494] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  293.952888][ T6494]  </TASK>
[  293.952919][ T6494] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  294.338560][ T6494] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  294.792667][ T6497] loop1: detected capacity change from 0 to 32768
[  294.811991][ T6497] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.819461][ T6497] CPU: 0 UID: 0 PID: 6497 Comm: syz.1.155 Not tainted syzkaller #0 PREEMPT(full) 
[  294.819493][ T6497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  294.819509][ T6497] Call Trace:
[  294.819519][ T6497]  <TASK>
[  294.819530][ T6497]  dump_stack_lvl+0x189/0x250
[  294.819570][ T6497]  ? __pfx_dump_stack_lvl+0x10/0x10
[  294.819603][ T6497]  ? __pfx__printk+0x10/0x10
[  294.819645][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.819675][ T6497]  ? kernfs_path_from_node+0x250/0x290
[  294.819704][ T6497]  ? kernfs_path_from_node+0x2f/0x290
[  294.819737][ T6497]  sysfs_create_dir_ns+0x259/0x280
[  294.819769][ T6497]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  294.819808][ T6497]  ? do_raw_spin_unlock+0x122/0x240
[  294.819847][ T6497]  kobject_add_internal+0x59f/0xb40
[  294.819889][ T6497]  kobject_init_and_add+0x125/0x190
[  294.819925][ T6497]  ? __pfx_kobject_init_and_add+0x10/0x10
[  294.819956][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.819984][ T6497]  ? __raw_spin_lock_init+0x45/0x100
[  294.820017][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.820046][ T6497]  ? __init_swait_queue_head+0xa9/0x150
[  294.820083][ T6497]  gfs2_sys_fs_add+0x234/0x450
[  294.820115][ T6497]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  294.820157][ T6497]  ? is_dynamic_key+0xd6/0x1c0
[  294.820195][ T6497]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  294.820246][ T6497]  gfs2_fill_super+0x13c0/0x20d0
[  294.820303][ T6497]  ? __pfx_gfs2_fill_super+0x10/0x10
[  294.820337][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.820373][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.820401][ T6497]  ? sb_set_blocksize+0x104/0x180
[  294.820444][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.820473][ T6497]  ? setup_bdev_super+0x4c1/0x5b0
[  294.820513][ T6497]  get_tree_bdev_flags+0x40e/0x4d0
[  294.820549][ T6497]  ? __pfx_gfs2_fill_super+0x10/0x10
[  294.820585][ T6497]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  294.820624][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.820662][ T6497]  gfs2_get_tree+0x51/0x1e0
[  294.820702][ T6497]  vfs_get_tree+0x92/0x2b0
[  294.820747][ T6497]  do_new_mount+0x2a2/0x9e0
[  294.820796][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.820826][ T6497]  ? ns_capable+0x8a/0xf0
[  294.820851][ T6497]  ? __pfx_do_new_mount+0x10/0x10
[  294.820887][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.820916][ T6497]  ? path_mount+0x61c/0xfe0
[  294.820951][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.820994][ T6497]  __se_sys_mount+0x317/0x410
[  294.821039][ T6497]  ? __pfx___se_sys_mount+0x10/0x10
[  294.821076][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.821113][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.821141][ T6497]  ? __x64_sys_mount+0x20/0xc0
[  294.821183][ T6497]  do_syscall_64+0xfa/0x3b0
[  294.821212][ T6497]  ? lockdep_hardirqs_on+0x9c/0x150
[  294.821237][ T6497]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  294.821262][ T6497]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.821291][ T6497]  ? exc_page_fault+0x9f/0xf0
[  294.821319][ T6497]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  294.821345][ T6497] RIP: 0033:0x7fb510b9034a
[  294.821368][ T6497] 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
[  294.821391][ T6497] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.821418][ T6497] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  294.821438][ T6497] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  294.821458][ T6497] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  294.821476][ T6497] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  294.821493][ T6497] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  294.821531][ T6497]  </TASK>
[  295.195407][ T6497] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  295.209953][ T6497] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/16 14:29:24 executed programs: 141
[  295.666926][ T6500] loop1: detected capacity change from 0 to 32768
[  295.687403][ T6500] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  295.694895][ T6500] CPU: 1 UID: 0 PID: 6500 Comm: syz.1.156 Not tainted syzkaller #0 PREEMPT(full) 
[  295.694927][ T6500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  295.694942][ T6500] Call Trace:
[  295.694953][ T6500]  <TASK>
[  295.694964][ T6500]  dump_stack_lvl+0x189/0x250
[  295.695003][ T6500]  ? __pfx_dump_stack_lvl+0x10/0x10
[  295.695035][ T6500]  ? __pfx__printk+0x10/0x10
[  295.695076][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.695105][ T6500]  ? kernfs_path_from_node+0x250/0x290
[  295.695132][ T6500]  ? kernfs_path_from_node+0x2f/0x290
[  295.695165][ T6500]  sysfs_create_dir_ns+0x259/0x280
[  295.695196][ T6500]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  295.695227][ T6500]  ? do_raw_spin_unlock+0x122/0x240
[  295.695264][ T6500]  kobject_add_internal+0x59f/0xb40
[  295.695306][ T6500]  kobject_init_and_add+0x125/0x190
[  295.695342][ T6500]  ? __pfx_kobject_init_and_add+0x10/0x10
[  295.695373][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.695400][ T6500]  ? __raw_spin_lock_init+0x45/0x100
[  295.695433][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.695462][ T6500]  ? __init_swait_queue_head+0xa9/0x150
[  295.695497][ T6500]  gfs2_sys_fs_add+0x234/0x450
[  295.695529][ T6500]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  295.695564][ T6500]  ? is_dynamic_key+0xd6/0x1c0
[  295.695599][ T6500]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  295.695650][ T6500]  gfs2_fill_super+0x13c0/0x20d0
[  295.695706][ T6500]  ? __pfx_gfs2_fill_super+0x10/0x10
[  295.695739][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.695773][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.695810][ T6500]  ? sb_set_blocksize+0x104/0x180
[  295.695852][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.695880][ T6500]  ? setup_bdev_super+0x4c1/0x5b0
[  295.695919][ T6500]  get_tree_bdev_flags+0x40e/0x4d0
[  295.695955][ T6500]  ? __pfx_gfs2_fill_super+0x10/0x10
[  295.695991][ T6500]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  295.696029][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.696066][ T6500]  gfs2_get_tree+0x51/0x1e0
[  295.696105][ T6500]  vfs_get_tree+0x92/0x2b0
[  295.696144][ T6500]  do_new_mount+0x2a2/0x9e0
[  295.696186][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.696214][ T6500]  ? ns_capable+0x8a/0xf0
[  295.696239][ T6500]  ? __pfx_do_new_mount+0x10/0x10
[  295.696274][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.696303][ T6500]  ? path_mount+0x61c/0xfe0
[  295.696337][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.696379][ T6500]  __se_sys_mount+0x317/0x410
[  295.696425][ T6500]  ? __pfx___se_sys_mount+0x10/0x10
[  295.696461][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.696497][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.696525][ T6500]  ? __x64_sys_mount+0x20/0xc0
[  295.696566][ T6500]  do_syscall_64+0xfa/0x3b0
[  295.696593][ T6500]  ? lockdep_hardirqs_on+0x9c/0x150
[  295.696619][ T6500]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  295.696643][ T6500]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.696671][ T6500]  ? exc_page_fault+0x9f/0xf0
[  295.696698][ T6500]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  295.696723][ T6500] RIP: 0033:0x7fb510b9034a
[  295.696745][ T6500] 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
[  295.696767][ T6500] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.696799][ T6500] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  295.696818][ T6500] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  295.696837][ T6500] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  295.696854][ T6500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  295.696871][ T6500] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  295.696909][ T6500]  </TASK>
[  295.696939][ T6500] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  296.084940][ T6500] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  296.529341][ T6503] loop1: detected capacity change from 0 to 32768
[  296.550694][ T6503] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  296.558239][ T6503] CPU: 1 UID: 0 PID: 6503 Comm: syz.1.157 Not tainted syzkaller #0 PREEMPT(full) 
[  296.558271][ T6503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  296.558286][ T6503] Call Trace:
[  296.558297][ T6503]  <TASK>
[  296.558307][ T6503]  dump_stack_lvl+0x189/0x250
[  296.558348][ T6503]  ? __pfx_dump_stack_lvl+0x10/0x10
[  296.558379][ T6503]  ? __pfx__printk+0x10/0x10
[  296.558421][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.558450][ T6503]  ? kernfs_path_from_node+0x250/0x290
[  296.558478][ T6503]  ? kernfs_path_from_node+0x2f/0x290
[  296.558511][ T6503]  sysfs_create_dir_ns+0x259/0x280
[  296.558542][ T6503]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  296.558580][ T6503]  ? do_raw_spin_unlock+0x122/0x240
[  296.558618][ T6503]  kobject_add_internal+0x59f/0xb40
[  296.558659][ T6503]  kobject_init_and_add+0x125/0x190
[  296.558696][ T6503]  ? __pfx_kobject_init_and_add+0x10/0x10
[  296.558727][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.558756][ T6503]  ? __raw_spin_lock_init+0x45/0x100
[  296.558790][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.558818][ T6503]  ? __init_swait_queue_head+0xa9/0x150
[  296.558855][ T6503]  gfs2_sys_fs_add+0x234/0x450
[  296.558887][ T6503]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  296.558923][ T6503]  ? is_dynamic_key+0xd6/0x1c0
[  296.558960][ T6503]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  296.559011][ T6503]  gfs2_fill_super+0x13c0/0x20d0
[  296.559067][ T6503]  ? __pfx_gfs2_fill_super+0x10/0x10
[  296.559100][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559135][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559164][ T6503]  ? sb_set_blocksize+0x104/0x180
[  296.559206][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559234][ T6503]  ? setup_bdev_super+0x4c1/0x5b0
[  296.559273][ T6503]  get_tree_bdev_flags+0x40e/0x4d0
[  296.559308][ T6503]  ? __pfx_gfs2_fill_super+0x10/0x10
[  296.559345][ T6503]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  296.559384][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559422][ T6503]  gfs2_get_tree+0x51/0x1e0
[  296.559462][ T6503]  vfs_get_tree+0x92/0x2b0
[  296.559501][ T6503]  do_new_mount+0x2a2/0x9e0
[  296.559543][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559587][ T6503]  ? ns_capable+0x8a/0xf0
[  296.559611][ T6503]  ? __pfx_do_new_mount+0x10/0x10
[  296.559648][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559677][ T6503]  ? path_mount+0x61c/0xfe0
[  296.559711][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559754][ T6503]  __se_sys_mount+0x317/0x410
[  296.559800][ T6503]  ? __pfx___se_sys_mount+0x10/0x10
[  296.559836][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559873][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.559901][ T6503]  ? __x64_sys_mount+0x20/0xc0
[  296.559942][ T6503]  do_syscall_64+0xfa/0x3b0
[  296.559968][ T6503]  ? lockdep_hardirqs_on+0x9c/0x150
[  296.559994][ T6503]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  296.560018][ T6503]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.560046][ T6503]  ? exc_page_fault+0x9f/0xf0
[  296.560074][ T6503]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  296.560098][ T6503] RIP: 0033:0x7fb510b9034a
[  296.560128][ T6503] 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
[  296.560151][ T6503] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.560179][ T6503] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  296.560198][ T6503] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  296.560217][ T6503] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  296.560235][ T6503] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  296.560252][ T6503] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  296.560291][ T6503]  </TASK>
[  296.560321][ T6503] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  296.946703][ T6503] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  297.394581][ T6506] loop1: detected capacity change from 0 to 32768
[  297.415837][ T6506] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  297.423864][ T6506] CPU: 0 UID: 0 PID: 6506 Comm: syz.1.158 Not tainted syzkaller #0 PREEMPT(full) 
[  297.423894][ T6506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  297.423909][ T6506] Call Trace:
[  297.423919][ T6506]  <TASK>
[  297.423929][ T6506]  dump_stack_lvl+0x189/0x250
[  297.423968][ T6506]  ? __pfx_dump_stack_lvl+0x10/0x10
[  297.423998][ T6506]  ? __pfx__printk+0x10/0x10
[  297.424039][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.424069][ T6506]  ? kernfs_path_from_node+0x250/0x290
[  297.424096][ T6506]  ? kernfs_path_from_node+0x2f/0x290
[  297.424128][ T6506]  sysfs_create_dir_ns+0x259/0x280
[  297.424160][ T6506]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  297.424191][ T6506]  ? do_raw_spin_unlock+0x122/0x240
[  297.424229][ T6506]  kobject_add_internal+0x59f/0xb40
[  297.424272][ T6506]  kobject_init_and_add+0x125/0x190
[  297.424309][ T6506]  ? __pfx_kobject_init_and_add+0x10/0x10
[  297.424340][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.424369][ T6506]  ? __raw_spin_lock_init+0x45/0x100
[  297.424402][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.424431][ T6506]  ? __init_swait_queue_head+0xa9/0x150
[  297.424467][ T6506]  gfs2_sys_fs_add+0x234/0x450
[  297.424500][ T6506]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  297.424535][ T6506]  ? is_dynamic_key+0xd6/0x1c0
[  297.424570][ T6506]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  297.424622][ T6506]  gfs2_fill_super+0x13c0/0x20d0
[  297.424677][ T6506]  ? __pfx_gfs2_fill_super+0x10/0x10
[  297.424711][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.424746][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.424774][ T6506]  ? sb_set_blocksize+0x104/0x180
[  297.424826][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.424855][ T6506]  ? setup_bdev_super+0x4c1/0x5b0
[  297.424895][ T6506]  get_tree_bdev_flags+0x40e/0x4d0
[  297.424930][ T6506]  ? __pfx_gfs2_fill_super+0x10/0x10
[  297.424966][ T6506]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  297.425004][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.425042][ T6506]  gfs2_get_tree+0x51/0x1e0
[  297.425082][ T6506]  vfs_get_tree+0x92/0x2b0
[  297.425120][ T6506]  do_new_mount+0x2a2/0x9e0
[  297.425162][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.425191][ T6506]  ? ns_capable+0x8a/0xf0
[  297.425222][ T6506]  ? __pfx_do_new_mount+0x10/0x10
[  297.425258][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.425286][ T6506]  ? path_mount+0x61c/0xfe0
[  297.425321][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.425364][ T6506]  __se_sys_mount+0x317/0x410
[  297.425410][ T6506]  ? __pfx___se_sys_mount+0x10/0x10
[  297.425447][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.425484][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.425513][ T6506]  ? __x64_sys_mount+0x20/0xc0
[  297.425556][ T6506]  do_syscall_64+0xfa/0x3b0
[  297.425583][ T6506]  ? lockdep_hardirqs_on+0x9c/0x150
[  297.425610][ T6506]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  297.425634][ T6506]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.425663][ T6506]  ? exc_page_fault+0x9f/0xf0
[  297.425691][ T6506]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  297.425716][ T6506] RIP: 0033:0x7fb510b9034a
[  297.425739][ T6506] 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
[  297.425761][ T6506] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.425788][ T6506] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  297.425815][ T6506] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  297.425834][ T6506] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  297.425853][ T6506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  297.425870][ T6506] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  297.425908][ T6506]  </TASK>
[  297.426079][ T6506] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  297.811044][ T6506] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  298.060832][ T5966] Bluetooth: hci1: command 0x0406 tx timeout
[  298.260408][ T6509] loop1: detected capacity change from 0 to 32768
[  298.286208][ T6509] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  298.293755][ T6509] CPU: 1 UID: 0 PID: 6509 Comm: syz.1.159 Not tainted syzkaller #0 PREEMPT(full) 
[  298.293787][ T6509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  298.293810][ T6509] Call Trace:
[  298.293821][ T6509]  <TASK>
[  298.293832][ T6509]  dump_stack_lvl+0x189/0x250
[  298.293872][ T6509]  ? __pfx_dump_stack_lvl+0x10/0x10
[  298.293904][ T6509]  ? __pfx__printk+0x10/0x10
[  298.293946][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.293976][ T6509]  ? kernfs_path_from_node+0x250/0x290
[  298.294006][ T6509]  ? kernfs_path_from_node+0x2f/0x290
[  298.294039][ T6509]  sysfs_create_dir_ns+0x259/0x280
[  298.294071][ T6509]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  298.294102][ T6509]  ? do_raw_spin_unlock+0x122/0x240
[  298.294141][ T6509]  kobject_add_internal+0x59f/0xb40
[  298.294184][ T6509]  kobject_init_and_add+0x125/0x190
[  298.294221][ T6509]  ? __pfx_kobject_init_and_add+0x10/0x10
[  298.294252][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.294282][ T6509]  ? __raw_spin_lock_init+0x45/0x100
[  298.294316][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.294344][ T6509]  ? __init_swait_queue_head+0xa9/0x150
[  298.294380][ T6509]  gfs2_sys_fs_add+0x234/0x450
[  298.294412][ T6509]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  298.294448][ T6509]  ? is_dynamic_key+0xd6/0x1c0
[  298.294485][ T6509]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  298.294536][ T6509]  gfs2_fill_super+0x13c0/0x20d0
[  298.294593][ T6509]  ? __pfx_gfs2_fill_super+0x10/0x10
[  298.294627][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.294663][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.294692][ T6509]  ? sb_set_blocksize+0x104/0x180
[  298.294736][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.294764][ T6509]  ? setup_bdev_super+0x4c1/0x5b0
[  298.294814][ T6509]  get_tree_bdev_flags+0x40e/0x4d0
[  298.294850][ T6509]  ? __pfx_gfs2_fill_super+0x10/0x10
[  298.294886][ T6509]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  298.294925][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.294964][ T6509]  gfs2_get_tree+0x51/0x1e0
[  298.295004][ T6509]  vfs_get_tree+0x92/0x2b0
[  298.295042][ T6509]  do_new_mount+0x2a2/0x9e0
[  298.295085][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.295113][ T6509]  ? ns_capable+0x8a/0xf0
[  298.295138][ T6509]  ? __pfx_do_new_mount+0x10/0x10
[  298.295175][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.295203][ T6509]  ? path_mount+0x61c/0xfe0
[  298.295238][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.295282][ T6509]  __se_sys_mount+0x317/0x410
[  298.295330][ T6509]  ? __pfx___se_sys_mount+0x10/0x10
[  298.295367][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.295405][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.295433][ T6509]  ? __x64_sys_mount+0x20/0xc0
[  298.295476][ T6509]  do_syscall_64+0xfa/0x3b0
[  298.295503][ T6509]  ? lockdep_hardirqs_on+0x9c/0x150
[  298.295529][ T6509]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  298.295554][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.295583][ T6509]  ? exc_page_fault+0x9f/0xf0
[  298.295611][ T6509]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  298.295636][ T6509] RIP: 0033:0x7fb510b9034a
[  298.295659][ T6509] 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
[  298.295681][ T6509] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.295708][ T6509] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  298.295727][ T6509] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  298.295747][ T6509] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  298.295764][ T6509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  298.295781][ T6509] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  298.295827][ T6509]  </TASK>
[  298.295858][ T6509] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  298.683455][ T6509] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.140546][ T6512] loop1: detected capacity change from 0 to 32768
[  299.153330][ T6512] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  299.162762][ T6512] CPU: 1 UID: 0 PID: 6512 Comm: syz.1.160 Not tainted syzkaller #0 PREEMPT(full) 
[  299.162795][ T6512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  299.162813][ T6512] Call Trace:
[  299.162823][ T6512]  <TASK>
[  299.162834][ T6512]  dump_stack_lvl+0x189/0x250
[  299.162874][ T6512]  ? __pfx_dump_stack_lvl+0x10/0x10
[  299.162904][ T6512]  ? __pfx__printk+0x10/0x10
[  299.162945][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.162974][ T6512]  ? kernfs_path_from_node+0x250/0x290
[  299.163002][ T6512]  ? kernfs_path_from_node+0x2f/0x290
[  299.163035][ T6512]  sysfs_create_dir_ns+0x259/0x280
[  299.163065][ T6512]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  299.163095][ T6512]  ? do_raw_spin_unlock+0x122/0x240
[  299.163132][ T6512]  kobject_add_internal+0x59f/0xb40
[  299.163173][ T6512]  kobject_init_and_add+0x125/0x190
[  299.163209][ T6512]  ? __pfx_kobject_init_and_add+0x10/0x10
[  299.163240][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.163268][ T6512]  ? __raw_spin_lock_init+0x45/0x100
[  299.163300][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.163328][ T6512]  ? __init_swait_queue_head+0xa9/0x150
[  299.163364][ T6512]  gfs2_sys_fs_add+0x234/0x450
[  299.163394][ T6512]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  299.163429][ T6512]  ? is_dynamic_key+0xd6/0x1c0
[  299.163465][ T6512]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  299.163515][ T6512]  gfs2_fill_super+0x13c0/0x20d0
[  299.163576][ T6512]  ? __pfx_gfs2_fill_super+0x10/0x10
[  299.163609][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.163644][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.163678][ T6512]  ? sb_set_blocksize+0x104/0x180
[  299.163723][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.163753][ T6512]  ? setup_bdev_super+0x4c1/0x5b0
[  299.163793][ T6512]  get_tree_bdev_flags+0x40e/0x4d0
[  299.163827][ T6512]  ? __pfx_gfs2_fill_super+0x10/0x10
[  299.163863][ T6512]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  299.163901][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.163938][ T6512]  gfs2_get_tree+0x51/0x1e0
[  299.163977][ T6512]  vfs_get_tree+0x92/0x2b0
[  299.164015][ T6512]  do_new_mount+0x2a2/0x9e0
[  299.164056][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.164085][ T6512]  ? ns_capable+0x8a/0xf0
[  299.164109][ T6512]  ? __pfx_do_new_mount+0x10/0x10
[  299.164144][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.164172][ T6512]  ? path_mount+0x61c/0xfe0
[  299.164204][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.164246][ T6512]  __se_sys_mount+0x317/0x410
[  299.164291][ T6512]  ? __pfx___se_sys_mount+0x10/0x10
[  299.164327][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.164364][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.164392][ T6512]  ? __x64_sys_mount+0x20/0xc0
[  299.164433][ T6512]  do_syscall_64+0xfa/0x3b0
[  299.164460][ T6512]  ? lockdep_hardirqs_on+0x9c/0x150
[  299.164487][ T6512]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  299.164510][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.164539][ T6512]  ? exc_page_fault+0x9f/0xf0
[  299.164577][ T6512]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  299.164601][ T6512] RIP: 0033:0x7fb510b9034a
[  299.164623][ T6512] 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
[  299.164645][ T6512] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  299.164672][ T6512] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  299.164691][ T6512] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  299.164710][ T6512] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  299.164728][ T6512] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  299.164744][ T6512] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  299.164781][ T6512]  </TASK>
[  299.164825][ T6512] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  299.550269][ T6512] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.994248][ T6515] loop1: detected capacity change from 0 to 32768
[  300.012550][ T6515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.020136][ T6515] CPU: 1 UID: 0 PID: 6515 Comm: syz.1.161 Not tainted syzkaller #0 PREEMPT(full) 
[  300.020169][ T6515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  300.020185][ T6515] Call Trace:
[  300.020196][ T6515]  <TASK>
[  300.020208][ T6515]  dump_stack_lvl+0x189/0x250
[  300.020249][ T6515]  ? __pfx_dump_stack_lvl+0x10/0x10
[  300.020280][ T6515]  ? __pfx__printk+0x10/0x10
[  300.020323][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.020354][ T6515]  ? kernfs_path_from_node+0x250/0x290
[  300.020383][ T6515]  ? kernfs_path_from_node+0x2f/0x290
[  300.020417][ T6515]  sysfs_create_dir_ns+0x259/0x280
[  300.020448][ T6515]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  300.020479][ T6515]  ? do_raw_spin_unlock+0x122/0x240
[  300.020518][ T6515]  kobject_add_internal+0x59f/0xb40
[  300.020560][ T6515]  kobject_init_and_add+0x125/0x190
[  300.020596][ T6515]  ? __pfx_kobject_init_and_add+0x10/0x10
[  300.020627][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.020658][ T6515]  ? __raw_spin_lock_init+0x45/0x100
[  300.020691][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.020723][ T6515]  ? __init_swait_queue_head+0xa9/0x150
[  300.020758][ T6515]  gfs2_sys_fs_add+0x234/0x450
[  300.020790][ T6515]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  300.020830][ T6515]  ? is_dynamic_key+0xd6/0x1c0
[  300.020866][ T6515]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  300.020916][ T6515]  gfs2_fill_super+0x13c0/0x20d0
[  300.020971][ T6515]  ? __pfx_gfs2_fill_super+0x10/0x10
[  300.021005][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021040][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021069][ T6515]  ? sb_set_blocksize+0x104/0x180
[  300.021111][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021140][ T6515]  ? setup_bdev_super+0x4c1/0x5b0
[  300.021180][ T6515]  get_tree_bdev_flags+0x40e/0x4d0
[  300.021216][ T6515]  ? __pfx_gfs2_fill_super+0x10/0x10
[  300.021253][ T6515]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  300.021293][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021332][ T6515]  gfs2_get_tree+0x51/0x1e0
[  300.021372][ T6515]  vfs_get_tree+0x92/0x2b0
[  300.021411][ T6515]  do_new_mount+0x2a2/0x9e0
[  300.021454][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021483][ T6515]  ? ns_capable+0x8a/0xf0
[  300.021509][ T6515]  ? __pfx_do_new_mount+0x10/0x10
[  300.021545][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021573][ T6515]  ? path_mount+0x61c/0xfe0
[  300.021608][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021651][ T6515]  __se_sys_mount+0x317/0x410
[  300.021697][ T6515]  ? __pfx___se_sys_mount+0x10/0x10
[  300.021734][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021771][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021800][ T6515]  ? __x64_sys_mount+0x20/0xc0
[  300.021848][ T6515]  do_syscall_64+0xfa/0x3b0
[  300.021877][ T6515]  ? lockdep_hardirqs_on+0x9c/0x150
[  300.021903][ T6515]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  300.021928][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.021956][ T6515]  ? exc_page_fault+0x9f/0xf0
[  300.021984][ T6515]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  300.022010][ T6515] RIP: 0033:0x7fb510b9034a
[  300.022032][ T6515] 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
[  300.022055][ T6515] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.022083][ T6515] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  300.022102][ T6515] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  300.022122][ T6515] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  300.022140][ T6515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  300.022157][ T6515] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  300.022195][ T6515]  </TASK>
[  300.392103][ T6515] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  300.406689][ T6515] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/16 14:29:29 executed programs: 147
[  300.852545][ T6518] loop1: detected capacity change from 0 to 32768
[  300.866667][ T6518] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.874442][ T6518] CPU: 1 UID: 0 PID: 6518 Comm: syz.1.162 Not tainted syzkaller #0 PREEMPT(full) 
[  300.874473][ T6518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  300.874490][ T6518] Call Trace:
[  300.874500][ T6518]  <TASK>
[  300.874510][ T6518]  dump_stack_lvl+0x189/0x250
[  300.874560][ T6518]  ? __pfx_dump_stack_lvl+0x10/0x10
[  300.874591][ T6518]  ? __pfx__printk+0x10/0x10
[  300.874634][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.874662][ T6518]  ? kernfs_path_from_node+0x250/0x290
[  300.874690][ T6518]  ? kernfs_path_from_node+0x2f/0x290
[  300.874722][ T6518]  sysfs_create_dir_ns+0x259/0x280
[  300.874752][ T6518]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  300.874782][ T6518]  ? do_raw_spin_unlock+0x122/0x240
[  300.874819][ T6518]  kobject_add_internal+0x59f/0xb40
[  300.874855][ T6518]  kobject_init_and_add+0x125/0x190
[  300.874890][ T6518]  ? __pfx_kobject_init_and_add+0x10/0x10
[  300.874921][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.874955][ T6518]  ? __raw_spin_lock_init+0x45/0x100
[  300.874988][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.875016][ T6518]  ? __init_swait_queue_head+0xa9/0x150
[  300.875051][ T6518]  gfs2_sys_fs_add+0x234/0x450
[  300.875084][ T6518]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  300.875119][ T6518]  ? is_dynamic_key+0xd6/0x1c0
[  300.875156][ T6518]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  300.875207][ T6518]  gfs2_fill_super+0x13c0/0x20d0
[  300.875262][ T6518]  ? __pfx_gfs2_fill_super+0x10/0x10
[  300.875295][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.875330][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.875365][ T6518]  ? sb_set_blocksize+0x104/0x180
[  300.875408][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.875436][ T6518]  ? setup_bdev_super+0x4c1/0x5b0
[  300.875476][ T6518]  get_tree_bdev_flags+0x40e/0x4d0
[  300.875511][ T6518]  ? __pfx_gfs2_fill_super+0x10/0x10
[  300.875558][ T6518]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  300.875597][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.875635][ T6518]  gfs2_get_tree+0x51/0x1e0
[  300.875674][ T6518]  vfs_get_tree+0x92/0x2b0
[  300.875714][ T6518]  do_new_mount+0x2a2/0x9e0
[  300.875756][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.875785][ T6518]  ? ns_capable+0x8a/0xf0
[  300.875809][ T6518]  ? __pfx_do_new_mount+0x10/0x10
[  300.875846][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.875874][ T6518]  ? path_mount+0x61c/0xfe0
[  300.875909][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.875951][ T6518]  __se_sys_mount+0x317/0x410
[  300.875998][ T6518]  ? __pfx___se_sys_mount+0x10/0x10
[  300.876034][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.876071][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.876099][ T6518]  ? __x64_sys_mount+0x20/0xc0
[  300.876141][ T6518]  do_syscall_64+0xfa/0x3b0
[  300.876168][ T6518]  ? lockdep_hardirqs_on+0x9c/0x150
[  300.876193][ T6518]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  300.876217][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.876244][ T6518]  ? exc_page_fault+0x9f/0xf0
[  300.876272][ T6518]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  300.876296][ T6518] RIP: 0033:0x7fb510b9034a
[  300.876319][ T6518] 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
[  300.876341][ T6518] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.876368][ T6518] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  300.876389][ T6518] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  300.876408][ T6518] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  300.876426][ T6518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  300.876443][ T6518] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  300.876481][ T6518]  </TASK>
[  300.876591][ T6518] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  301.265751][ T6518] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  301.694488][ T6521] loop1: detected capacity change from 0 to 32768
[  301.716642][ T6521] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  301.724552][ T6521] CPU: 0 UID: 0 PID: 6521 Comm: syz.1.163 Not tainted syzkaller #0 PREEMPT(full) 
[  301.724584][ T6521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  301.724600][ T6521] Call Trace:
[  301.724610][ T6521]  <TASK>
[  301.724621][ T6521]  dump_stack_lvl+0x189/0x250
[  301.724660][ T6521]  ? __pfx_dump_stack_lvl+0x10/0x10
[  301.724691][ T6521]  ? __pfx__printk+0x10/0x10
[  301.724733][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.724762][ T6521]  ? kernfs_path_from_node+0x250/0x290
[  301.724791][ T6521]  ? kernfs_path_from_node+0x2f/0x290
[  301.724833][ T6521]  sysfs_create_dir_ns+0x259/0x280
[  301.724863][ T6521]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  301.724893][ T6521]  ? do_raw_spin_unlock+0x122/0x240
[  301.724931][ T6521]  kobject_add_internal+0x59f/0xb40
[  301.724973][ T6521]  kobject_init_and_add+0x125/0x190
[  301.725010][ T6521]  ? __pfx_kobject_init_and_add+0x10/0x10
[  301.725041][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.725070][ T6521]  ? __raw_spin_lock_init+0x45/0x100
[  301.725102][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.725131][ T6521]  ? __init_swait_queue_head+0xa9/0x150
[  301.725167][ T6521]  gfs2_sys_fs_add+0x234/0x450
[  301.725199][ T6521]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  301.725235][ T6521]  ? is_dynamic_key+0xd6/0x1c0
[  301.725271][ T6521]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  301.725322][ T6521]  gfs2_fill_super+0x13c0/0x20d0
[  301.725378][ T6521]  ? __pfx_gfs2_fill_super+0x10/0x10
[  301.725411][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.725446][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.725475][ T6521]  ? sb_set_blocksize+0x104/0x180
[  301.725517][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.725546][ T6521]  ? setup_bdev_super+0x4c1/0x5b0
[  301.725586][ T6521]  get_tree_bdev_flags+0x40e/0x4d0
[  301.725620][ T6521]  ? __pfx_gfs2_fill_super+0x10/0x10
[  301.725655][ T6521]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  301.725692][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.725729][ T6521]  gfs2_get_tree+0x51/0x1e0
[  301.725768][ T6521]  vfs_get_tree+0x92/0x2b0
[  301.725814][ T6521]  do_new_mount+0x2a2/0x9e0
[  301.725855][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.725882][ T6521]  ? ns_capable+0x8a/0xf0
[  301.725906][ T6521]  ? __pfx_do_new_mount+0x10/0x10
[  301.725942][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.725970][ T6521]  ? path_mount+0x61c/0xfe0
[  301.726004][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.726047][ T6521]  __se_sys_mount+0x317/0x410
[  301.726091][ T6521]  ? __pfx___se_sys_mount+0x10/0x10
[  301.726127][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.726163][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.726191][ T6521]  ? __x64_sys_mount+0x20/0xc0
[  301.726234][ T6521]  do_syscall_64+0xfa/0x3b0
[  301.726262][ T6521]  ? lockdep_hardirqs_on+0x9c/0x150
[  301.726287][ T6521]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  301.726312][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.726340][ T6521]  ? exc_page_fault+0x9f/0xf0
[  301.726368][ T6521]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  301.726393][ T6521] RIP: 0033:0x7fb510b9034a
[  301.726415][ T6521] 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
[  301.726437][ T6521] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.726463][ T6521] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  301.726483][ T6521] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  301.726502][ T6521] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  301.726519][ T6521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  301.726536][ T6521] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  301.726573][ T6521]  </TASK>
[  301.726603][ T6521] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  302.114103][ T6521] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  302.560603][ T6524] loop1: detected capacity change from 0 to 32768
[  302.576394][ T6524] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.583883][ T6524] CPU: 1 UID: 0 PID: 6524 Comm: syz.1.164 Not tainted syzkaller #0 PREEMPT(full) 
[  302.583913][ T6524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  302.583929][ T6524] Call Trace:
[  302.583940][ T6524]  <TASK>
[  302.583950][ T6524]  dump_stack_lvl+0x189/0x250
[  302.583988][ T6524]  ? __pfx_dump_stack_lvl+0x10/0x10
[  302.584018][ T6524]  ? __pfx__printk+0x10/0x10
[  302.584055][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.584080][ T6524]  ? kernfs_path_from_node+0x250/0x290
[  302.584105][ T6524]  ? kernfs_path_from_node+0x2f/0x290
[  302.584134][ T6524]  sysfs_create_dir_ns+0x259/0x280
[  302.584162][ T6524]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  302.584188][ T6524]  ? do_raw_spin_unlock+0x122/0x240
[  302.584222][ T6524]  kobject_add_internal+0x59f/0xb40
[  302.584258][ T6524]  kobject_init_and_add+0x125/0x190
[  302.584290][ T6524]  ? __pfx_kobject_init_and_add+0x10/0x10
[  302.584317][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.584342][ T6524]  ? __raw_spin_lock_init+0x45/0x100
[  302.584371][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.584395][ T6524]  ? __init_swait_queue_head+0xa9/0x150
[  302.584427][ T6524]  gfs2_sys_fs_add+0x234/0x450
[  302.584455][ T6524]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  302.584486][ T6524]  ? is_dynamic_key+0xd6/0x1c0
[  302.584518][ T6524]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  302.584572][ T6524]  gfs2_fill_super+0x13c0/0x20d0
[  302.584620][ T6524]  ? __pfx_gfs2_fill_super+0x10/0x10
[  302.584649][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.584680][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.584705][ T6524]  ? sb_set_blocksize+0x104/0x180
[  302.584742][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.584767][ T6524]  ? setup_bdev_super+0x4c1/0x5b0
[  302.584802][ T6524]  get_tree_bdev_flags+0x40e/0x4d0
[  302.584833][ T6524]  ? __pfx_gfs2_fill_super+0x10/0x10
[  302.584865][ T6524]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  302.584899][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.584932][ T6524]  gfs2_get_tree+0x51/0x1e0
[  302.584967][ T6524]  vfs_get_tree+0x92/0x2b0
[  302.585001][ T6524]  do_new_mount+0x2a2/0x9e0
[  302.585038][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.585063][ T6524]  ? ns_capable+0x8a/0xf0
[  302.585085][ T6524]  ? __pfx_do_new_mount+0x10/0x10
[  302.585116][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.585141][ T6524]  ? path_mount+0x61c/0xfe0
[  302.585171][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.585208][ T6524]  __se_sys_mount+0x317/0x410
[  302.585248][ T6524]  ? __pfx___se_sys_mount+0x10/0x10
[  302.585280][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.585312][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.585337][ T6524]  ? __x64_sys_mount+0x20/0xc0
[  302.585377][ T6524]  do_syscall_64+0xfa/0x3b0
[  302.585402][ T6524]  ? lockdep_hardirqs_on+0x9c/0x150
[  302.585424][ T6524]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  302.585446][ T6524]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.585470][ T6524]  ? exc_page_fault+0x9f/0xf0
[  302.585494][ T6524]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  302.585516][ T6524] RIP: 0033:0x7fb510b9034a
[  302.585536][ T6524] 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
[  302.585571][ T6524] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.585594][ T6524] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  302.585612][ T6524] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  302.585628][ T6524] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  302.585643][ T6524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  302.585658][ T6524] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  302.585691][ T6524]  </TASK>
[  302.585728][ T6524] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  302.971699][ T6524] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.420945][ T6527] loop1: detected capacity change from 0 to 32768
[  303.435732][ T6527] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  303.444744][ T6527] CPU: 0 UID: 0 PID: 6527 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full) 
[  303.444777][ T6527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  303.444802][ T6527] Call Trace:
[  303.444812][ T6527]  <TASK>
[  303.444822][ T6527]  dump_stack_lvl+0x189/0x250
[  303.444861][ T6527]  ? __pfx_dump_stack_lvl+0x10/0x10
[  303.444891][ T6527]  ? __pfx__printk+0x10/0x10
[  303.444932][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.444961][ T6527]  ? kernfs_path_from_node+0x250/0x290
[  303.444988][ T6527]  ? kernfs_path_from_node+0x2f/0x290
[  303.445021][ T6527]  sysfs_create_dir_ns+0x259/0x280
[  303.445051][ T6527]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  303.445079][ T6527]  ? do_raw_spin_unlock+0x122/0x240
[  303.445121][ T6527]  kobject_add_internal+0x59f/0xb40
[  303.445162][ T6527]  kobject_init_and_add+0x125/0x190
[  303.445199][ T6527]  ? __pfx_kobject_init_and_add+0x10/0x10
[  303.445231][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.445259][ T6527]  ? __raw_spin_lock_init+0x45/0x100
[  303.445292][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.445321][ T6527]  ? __init_swait_queue_head+0xa9/0x150
[  303.445357][ T6527]  gfs2_sys_fs_add+0x234/0x450
[  303.445388][ T6527]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  303.445424][ T6527]  ? is_dynamic_key+0xd6/0x1c0
[  303.445461][ T6527]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  303.445513][ T6527]  gfs2_fill_super+0x13c0/0x20d0
[  303.445568][ T6527]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.445601][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.445635][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.445663][ T6527]  ? sb_set_blocksize+0x104/0x180
[  303.445706][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.445734][ T6527]  ? setup_bdev_super+0x4c1/0x5b0
[  303.445775][ T6527]  get_tree_bdev_flags+0x40e/0x4d0
[  303.445819][ T6527]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.445856][ T6527]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  303.445896][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.445934][ T6527]  gfs2_get_tree+0x51/0x1e0
[  303.445973][ T6527]  vfs_get_tree+0x92/0x2b0
[  303.446013][ T6527]  do_new_mount+0x2a2/0x9e0
[  303.446055][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.446083][ T6527]  ? ns_capable+0x8a/0xf0
[  303.446109][ T6527]  ? __pfx_do_new_mount+0x10/0x10
[  303.446145][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.446173][ T6527]  ? path_mount+0x61c/0xfe0
[  303.446208][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.446251][ T6527]  __se_sys_mount+0x317/0x410
[  303.446296][ T6527]  ? __pfx___se_sys_mount+0x10/0x10
[  303.446332][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.446369][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.446398][ T6527]  ? __x64_sys_mount+0x20/0xc0
[  303.446440][ T6527]  do_syscall_64+0xfa/0x3b0
[  303.446468][ T6527]  ? lockdep_hardirqs_on+0x9c/0x150
[  303.446494][ T6527]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.446520][ T6527]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.446548][ T6527]  ? exc_page_fault+0x9f/0xf0
[  303.446577][ T6527]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.446601][ T6527] RIP: 0033:0x7fb510b9034a
[  303.446624][ T6527] 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
[  303.446647][ T6527] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.446675][ T6527] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  303.446694][ T6527] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  303.446714][ T6527] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  303.446732][ T6527] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  303.446748][ T6527] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  303.446787][ T6527]  </TASK>
[  303.446857][ T6527] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  303.833078][ T6527] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  304.283135][ T6530] loop1: detected capacity change from 0 to 32768
[  304.303701][ T6530] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  304.311447][ T6530] CPU: 0 UID: 0 PID: 6530 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full) 
[  304.311480][ T6530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  304.311496][ T6530] Call Trace:
[  304.311506][ T6530]  <TASK>
[  304.311517][ T6530]  dump_stack_lvl+0x189/0x250
[  304.311556][ T6530]  ? __pfx_dump_stack_lvl+0x10/0x10
[  304.311587][ T6530]  ? __pfx__printk+0x10/0x10
[  304.311629][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.311657][ T6530]  ? kernfs_path_from_node+0x250/0x290
[  304.311686][ T6530]  ? kernfs_path_from_node+0x2f/0x290
[  304.311718][ T6530]  sysfs_create_dir_ns+0x259/0x280
[  304.311749][ T6530]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  304.311779][ T6530]  ? do_raw_spin_unlock+0x122/0x240
[  304.311822][ T6530]  kobject_add_internal+0x59f/0xb40
[  304.311862][ T6530]  kobject_init_and_add+0x125/0x190
[  304.311899][ T6530]  ? __pfx_kobject_init_and_add+0x10/0x10
[  304.311930][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.311958][ T6530]  ? __raw_spin_lock_init+0x45/0x100
[  304.311991][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.312019][ T6530]  ? __init_swait_queue_head+0xa9/0x150
[  304.312054][ T6530]  gfs2_sys_fs_add+0x234/0x450
[  304.312085][ T6530]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  304.312120][ T6530]  ? is_dynamic_key+0xd6/0x1c0
[  304.312156][ T6530]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  304.312207][ T6530]  gfs2_fill_super+0x13c0/0x20d0
[  304.312263][ T6530]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.312296][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.312331][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.312359][ T6530]  ? sb_set_blocksize+0x104/0x180
[  304.312401][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.312430][ T6530]  ? setup_bdev_super+0x4c1/0x5b0
[  304.312470][ T6530]  get_tree_bdev_flags+0x40e/0x4d0
[  304.312506][ T6530]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.312542][ T6530]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  304.312578][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.312616][ T6530]  gfs2_get_tree+0x51/0x1e0
[  304.312656][ T6530]  vfs_get_tree+0x92/0x2b0
[  304.312695][ T6530]  do_new_mount+0x2a2/0x9e0
[  304.312738][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.312767][ T6530]  ? ns_capable+0x8a/0xf0
[  304.312800][ T6530]  ? __pfx_do_new_mount+0x10/0x10
[  304.312837][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.312865][ T6530]  ? path_mount+0x61c/0xfe0
[  304.312900][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.312942][ T6530]  __se_sys_mount+0x317/0x410
[  304.312989][ T6530]  ? __pfx___se_sys_mount+0x10/0x10
[  304.313026][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.313063][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.313092][ T6530]  ? __x64_sys_mount+0x20/0xc0
[  304.313134][ T6530]  do_syscall_64+0xfa/0x3b0
[  304.313162][ T6530]  ? lockdep_hardirqs_on+0x9c/0x150
[  304.313188][ T6530]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.313212][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.313241][ T6530]  ? exc_page_fault+0x9f/0xf0
[  304.313268][ T6530]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.313293][ T6530] RIP: 0033:0x7fb510b9034a
[  304.313315][ T6530] 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
[  304.313337][ T6530] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.313364][ T6530] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  304.313384][ T6530] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  304.313403][ T6530] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  304.313421][ T6530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  304.313437][ T6530] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  304.313474][ T6530]  </TASK>
[  304.313506][ T6530] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  304.700039][ T6530] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  305.148426][ T6533] loop1: detected capacity change from 0 to 32768
[  305.163995][ T6533] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  305.183337][ T6533] CPU: 0 UID: 0 PID: 6533 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full) 
[  305.183371][ T6533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  305.183387][ T6533] Call Trace:
[  305.183396][ T6533]  <TASK>
[  305.183407][ T6533]  dump_stack_lvl+0x189/0x250
[  305.183446][ T6533]  ? __pfx_dump_stack_lvl+0x10/0x10
[  305.183477][ T6533]  ? __pfx__printk+0x10/0x10
[  305.183518][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.183553][ T6533]  ? kernfs_path_from_node+0x250/0x290
[  305.183582][ T6533]  ? kernfs_path_from_node+0x2f/0x290
[  305.183614][ T6533]  sysfs_create_dir_ns+0x259/0x280
[  305.183645][ T6533]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  305.183674][ T6533]  ? do_raw_spin_unlock+0x122/0x240
[  305.183711][ T6533]  kobject_add_internal+0x59f/0xb40
[  305.183752][ T6533]  kobject_init_and_add+0x125/0x190
[  305.183789][ T6533]  ? __pfx_kobject_init_and_add+0x10/0x10
[  305.183820][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.183848][ T6533]  ? __raw_spin_lock_init+0x45/0x100
[  305.183880][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.183908][ T6533]  ? __init_swait_queue_head+0xa9/0x150
[  305.183944][ T6533]  gfs2_sys_fs_add+0x234/0x450
[  305.183975][ T6533]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  305.184010][ T6533]  ? is_dynamic_key+0xd6/0x1c0
[  305.184045][ T6533]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  305.184095][ T6533]  gfs2_fill_super+0x13c0/0x20d0
[  305.184149][ T6533]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.184182][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184217][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184244][ T6533]  ? sb_set_blocksize+0x104/0x180
[  305.184286][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184314][ T6533]  ? setup_bdev_super+0x4c1/0x5b0
[  305.184353][ T6533]  get_tree_bdev_flags+0x40e/0x4d0
[  305.184388][ T6533]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.184424][ T6533]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  305.184462][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184499][ T6533]  gfs2_get_tree+0x51/0x1e0
[  305.184537][ T6533]  vfs_get_tree+0x92/0x2b0
[  305.184582][ T6533]  do_new_mount+0x2a2/0x9e0
[  305.184623][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184651][ T6533]  ? ns_capable+0x8a/0xf0
[  305.184675][ T6533]  ? __pfx_do_new_mount+0x10/0x10
[  305.184710][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184738][ T6533]  ? path_mount+0x61c/0xfe0
[  305.184772][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184814][ T6533]  __se_sys_mount+0x317/0x410
[  305.184860][ T6533]  ? __pfx___se_sys_mount+0x10/0x10
[  305.184895][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184932][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.184959][ T6533]  ? __x64_sys_mount+0x20/0xc0
[  305.185000][ T6533]  do_syscall_64+0xfa/0x3b0
[  305.185027][ T6533]  ? lockdep_hardirqs_on+0x9c/0x150
[  305.185052][ T6533]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.185075][ T6533]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.185103][ T6533]  ? exc_page_fault+0x9f/0xf0
[  305.185130][ T6533]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.185155][ T6533] RIP: 0033:0x7fb510b9034a
[  305.185177][ T6533] 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
[  305.185198][ T6533] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  305.185225][ T6533] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  305.185244][ T6533] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  305.185263][ T6533] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  305.185281][ T6533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  305.185296][ T6533] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  305.185333][ T6533]  </TASK>
[  305.185366][ T6533] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  305.571425][ T6533] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/16 14:29:34 executed programs: 153
[  306.021887][ T6536] loop1: detected capacity change from 0 to 32768
[  306.037567][ T6536] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  306.056091][ T6536] CPU: 1 UID: 0 PID: 6536 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full) 
[  306.056125][ T6536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  306.056142][ T6536] Call Trace:
[  306.056152][ T6536]  <TASK>
[  306.056163][ T6536]  dump_stack_lvl+0x189/0x250
[  306.056203][ T6536]  ? __pfx_dump_stack_lvl+0x10/0x10
[  306.056235][ T6536]  ? __pfx__printk+0x10/0x10
[  306.056277][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.056306][ T6536]  ? kernfs_path_from_node+0x250/0x290
[  306.056335][ T6536]  ? kernfs_path_from_node+0x2f/0x290
[  306.056369][ T6536]  sysfs_create_dir_ns+0x259/0x280
[  306.056401][ T6536]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  306.056431][ T6536]  ? do_raw_spin_unlock+0x122/0x240
[  306.056469][ T6536]  kobject_add_internal+0x59f/0xb40
[  306.056510][ T6536]  kobject_init_and_add+0x125/0x190
[  306.056548][ T6536]  ? __pfx_kobject_init_and_add+0x10/0x10
[  306.056579][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.056608][ T6536]  ? __raw_spin_lock_init+0x45/0x100
[  306.056641][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.056670][ T6536]  ? __init_swait_queue_head+0xa9/0x150
[  306.056707][ T6536]  gfs2_sys_fs_add+0x234/0x450
[  306.056740][ T6536]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  306.056777][ T6536]  ? is_dynamic_key+0xd6/0x1c0
[  306.056825][ T6536]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  306.056878][ T6536]  gfs2_fill_super+0x13c0/0x20d0
[  306.056935][ T6536]  ? __pfx_gfs2_fill_super+0x10/0x10
[  306.056968][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057004][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057032][ T6536]  ? sb_set_blocksize+0x104/0x180
[  306.057075][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057104][ T6536]  ? setup_bdev_super+0x4c1/0x5b0
[  306.057144][ T6536]  get_tree_bdev_flags+0x40e/0x4d0
[  306.057180][ T6536]  ? __pfx_gfs2_fill_super+0x10/0x10
[  306.057216][ T6536]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  306.057256][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057294][ T6536]  gfs2_get_tree+0x51/0x1e0
[  306.057335][ T6536]  vfs_get_tree+0x92/0x2b0
[  306.057374][ T6536]  do_new_mount+0x2a2/0x9e0
[  306.057417][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057447][ T6536]  ? ns_capable+0x8a/0xf0
[  306.057472][ T6536]  ? __pfx_do_new_mount+0x10/0x10
[  306.057509][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057537][ T6536]  ? path_mount+0x61c/0xfe0
[  306.057572][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057615][ T6536]  __se_sys_mount+0x317/0x410
[  306.057663][ T6536]  ? __pfx___se_sys_mount+0x10/0x10
[  306.057699][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057737][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057765][ T6536]  ? __x64_sys_mount+0x20/0xc0
[  306.057812][ T6536]  do_syscall_64+0xfa/0x3b0
[  306.057839][ T6536]  ? lockdep_hardirqs_on+0x9c/0x150
[  306.057865][ T6536]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.057889][ T6536]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.057918][ T6536]  ? exc_page_fault+0x9f/0xf0
[  306.057947][ T6536]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.057972][ T6536] RIP: 0033:0x7fb510b9034a
[  306.057996][ T6536] 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
[  306.058019][ T6536] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  306.058046][ T6536] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  306.058066][ T6536] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  306.058086][ T6536] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  306.058104][ T6536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  306.058121][ T6536] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  306.058158][ T6536]  </TASK>
[  306.058189][ T6536] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  306.233238][   T31] INFO: task kworker/0:0:9 blocked for more than 143 seconds.
[  306.253813][ T6536] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  306.273742][   T31]       Not tainted syzkaller #0
[  306.467112][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  306.476693][   T31] task:kworker/0:0     state:D stack:24936 pid:9     tgid:9     ppid:2      task_flags:0x4208060 flags:0x00004000
[  306.489241][   T31] Workqueue: gfs2_recovery gfs2_recover_func
[  306.495546][   T31] Call Trace:
[  306.498826][   T31]  <TASK>
[  306.502179][   T31]  __schedule+0x1798/0x4cc0
[  306.506750][   T31]  ? __pfx___schedule+0x10/0x10
[  306.530786][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.537960][   T31]  ? schedule+0x91/0x360
[  306.542707][   T31]  schedule+0x165/0x360
[  306.546928][   T31]  io_schedule+0x80/0xd0
[  306.551566][   T31]  folio_wait_bit_common+0x6b0/0xb90
[  306.556878][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.563067][   T31]  ? __pfx_folio_wait_bit_common+0x10/0x10
[  306.568915][   T31]  ? seqcount_lockdep_reader_access+0x175/0x1c0
[  306.575676][   T31]  ? __pfx_wake_page_function+0x10/0x10
[  306.581830][   T31]  ? __entry_text_end+0x1020b5/0x1020b9
[  306.587398][   T31]  ? __filemap_get_folio+0x79f/0xaf0
[  306.593086][   T31]  gfs2_jhead_process_page+0x16e/0x650
[  306.598569][   T31]  ? __pfx_gfs2_jhead_process_page+0x10/0x10
[  306.604957][   T31]  gfs2_find_jhead+0xc9e/0xe10
[  306.609770][   T31]  gfs2_recover_func+0x643/0x1dc0
[  306.615755][   T31]  ? ret_from_fork_asm+0x1a/0x30
[  306.625175][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.631162][   T31]  ? stack_trace_save+0x9c/0xe0
[  306.636047][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.643727][   T31]  ? check_path+0x21/0x40
[  306.648086][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.655555][   T31]  ? __pfx_gfs2_recover_func+0x10/0x10
[  306.661506][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.667179][   T31]  ? lockdep_unlock+0x89/0x120
[  306.672370][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.678018][   T31]  ? validate_chain+0x897/0x2140
[  306.683510][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.689164][   T31]  ? __lock_acquire+0xab9/0xd20
[  306.694516][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700182][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  306.708275][   T31]  ? process_scheduled_works+0x9ef/0x17b0
[  306.714393][   T31]  ? process_scheduled_works+0x9ef/0x17b0
[  306.721331][   T31]  process_scheduled_works+0xae1/0x17b0
[  306.726937][   T31]  ? __pfx_process_scheduled_works+0x10/0x10
[  306.734990][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.740665][   T31]  worker_thread+0x8a0/0xda0
[  306.745572][   T31]  kthread+0x711/0x8a0
[  306.749772][   T31]  ? __pfx_worker_thread+0x10/0x10
[  306.756966][   T31]  ? __pfx_kthread+0x10/0x10
[  306.761894][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.767551][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  306.773259][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.778914][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  306.785611][   T31]  ? __pfx_kthread+0x10/0x10
[  306.790241][   T31]  ret_from_fork+0x439/0x7d0
[  306.795344][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  306.800567][   T31]  ? __switch_to_asm+0x39/0x70
[  306.805720][   T31]  ? __switch_to_asm+0x33/0x70
[  306.810592][   T31]  ? __pfx_kthread+0x10/0x10
[  306.815660][   T31]  ret_from_fork_asm+0x1a/0x30
[  306.821455][   T31]  </TASK>
[  306.828690][   T31] INFO: task syz.0.17:6049 blocked for more than 143 seconds.
[  306.845499][   T31]       Not tainted syzkaller #0
[  306.850464][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  306.859569][   T31] task:syz.0.17        state:D stack:23672 pid:6049  tgid:6049  ppid:5990   task_flags:0x400140 flags:0x00004006
[  306.872906][   T31] Call Trace:
[  306.876200][   T31]  <TASK>
[  306.879140][   T31]  __schedule+0x1798/0x4cc0
[  306.884275][   T31]  ? __pfx___schedule+0x10/0x10
[  306.889380][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.895547][   T31]  ? schedule+0x91/0x360
[  306.899899][   T31]  schedule+0x165/0x360
[  306.904601][   T31]  bit_wait+0x11/0xd0
[  306.908608][   T31]  __wait_on_bit+0xb9/0x310
[  306.913719][   T31]  ? __pfx_bit_wait+0x10/0x10
[  306.918414][   T31]  ? __pfx_bit_wait+0x10/0x10
[  306.924133][   T31]  out_of_line_wait_on_bit+0x123/0x170
[  306.929616][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.935676][   T31]  ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[  306.942085][   T31]  ? __pfx_wake_bit_function+0x10/0x10
[  306.947568][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.953851][   T31]  ? do_raw_spin_unlock+0x122/0x240
[  306.957192][ T6539] loop1: detected capacity change from 0 to 32768
[  306.959076][   T31]  gfs2_recover_journal+0xda/0x140
[  306.970771][   T31]  init_journal+0x17cc/0x2260
[  306.977086][   T31]  ? init_inodes+0xdb/0x320
[  306.982024][   T31]  ? __pfx_init_journal+0x10/0x10
[  306.987106][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.993208][   T31]  ? snprintf+0xda/0x120
[  306.993644][ T6539] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  306.997485][   T31]  ? init_inodes+0xdb/0x320
[  307.009641][   T31]  ? __pfx_snprintf+0x10/0x10
[  307.016467][ T6539] CPU: 0 UID: 0 PID: 6539 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full) 
[  307.016499][ T6539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  307.016516][ T6539] Call Trace:
[  307.016526][ T6539]  <TASK>
[  307.016537][ T6539]  dump_stack_lvl+0x189/0x250
[  307.016576][ T6539]  ? __pfx_dump_stack_lvl+0x10/0x10
[  307.016608][ T6539]  ? __pfx__printk+0x10/0x10
[  307.016651][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.016682][ T6539]  ? kernfs_path_from_node+0x250/0x290
[  307.016710][ T6539]  ? kernfs_path_from_node+0x2f/0x290
[  307.016744][ T6539]  sysfs_create_dir_ns+0x259/0x280
[  307.016777][ T6539]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  307.016807][ T6539]  ? do_raw_spin_unlock+0x122/0x240
[  307.016858][ T6539]  kobject_add_internal+0x59f/0xb40
[  307.016900][ T6539]  kobject_init_and_add+0x125/0x190
[  307.016937][ T6539]  ? __pfx_kobject_init_and_add+0x10/0x10
[  307.016969][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.016998][ T6539]  ? __raw_spin_lock_init+0x45/0x100
[  307.017031][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.017059][ T6539]  ? __init_swait_queue_head+0xa9/0x150
[  307.017095][ T6539]  gfs2_sys_fs_add+0x234/0x450
[  307.017127][ T6539]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  307.017162][ T6539]  ? is_dynamic_key+0xd6/0x1c0
[  307.017199][ T6539]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  307.017251][ T6539]  gfs2_fill_super+0x13c0/0x20d0
[  307.017307][ T6539]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.017342][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.017377][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.017407][ T6539]  ? sb_set_blocksize+0x104/0x180
[  307.017450][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.017479][ T6539]  ? setup_bdev_super+0x4c1/0x5b0
[  307.017520][ T6539]  get_tree_bdev_flags+0x40e/0x4d0
[  307.017556][ T6539]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.017592][ T6539]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  307.017632][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.017670][ T6539]  gfs2_get_tree+0x51/0x1e0
[  307.017709][ T6539]  vfs_get_tree+0x92/0x2b0
[  307.017748][ T6539]  do_new_mount+0x2a2/0x9e0
[  307.017790][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.017828][ T6539]  ? ns_capable+0x8a/0xf0
[  307.017853][ T6539]  ? __pfx_do_new_mount+0x10/0x10
[  307.017890][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.017918][ T6539]  ? path_mount+0x61c/0xfe0
[  307.017953][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.017996][ T6539]  __se_sys_mount+0x317/0x410
[  307.018041][ T6539]  ? __pfx___se_sys_mount+0x10/0x10
[  307.018078][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.018115][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.018143][ T6539]  ? __x64_sys_mount+0x20/0xc0
[  307.018227][ T6539]  do_syscall_64+0xfa/0x3b0
[  307.018255][ T6539]  ? lockdep_hardirqs_on+0x9c/0x150
[  307.018280][ T6539]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.018305][ T6539]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.018333][ T6539]  ? exc_page_fault+0x9f/0xf0
[  307.018361][ T6539]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.018385][ T6539] RIP: 0033:0x7fb510b9034a
[  307.018408][ T6539] 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
[  307.018429][ T6539] RSP: 002b:00007ffce024f978 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  307.018457][ T6539] RAX: ffffffffffffffda RBX: 00007ffce024fa00 RCX: 00007fb510b9034a
[  307.018476][ T6539] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffce024f9c0
[  307.018494][ T6539] RBP: 000020000001f680 R08: 00007ffce024fa00 R09: 0000000000000000
[  307.018511][ T6539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  307.018528][ T6539] R13: 00007ffce024f9c0 R14: 000000000001f802 R15: 0000200000000380
[  307.018566][ T6539]  </TASK>
[  307.018598][ T6539] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  307.087523][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.092647][ T6539] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  307.102891][   T31]  ? gfs2_glock_nq_num+0x13d/0x170
[  307.429262][   T31]  init_inodes+0xdb/0x320
[  307.434292][   T31]  gfs2_fill_super+0x1923/0x20d0
[  307.439295][   T31]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.444652][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.450310][   T31]  ? init_locking+0xb8/0x210
[  307.455402][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.461300][   T31]  ? sb_set_blocksize+0x104/0x180
[  307.466363][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.472383][   T31]  ? setup_bdev_super+0x4c1/0x5b0
[  307.477439][   T31]  get_tree_bdev_flags+0x40e/0x4d0
[  307.483084][   T31]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.488488][   T31]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  307.494552][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.500214][   T31]  gfs2_get_tree+0x51/0x1e0
[  307.505329][   T31]  vfs_get_tree+0x92/0x2b0
[  307.509783][   T31]  do_new_mount+0x2a2/0x9e0
[  307.514804][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.520477][   T31]  ? ns_capable+0x8a/0xf0
[  307.525329][   T31]  ? __pfx_do_new_mount+0x10/0x10
[  307.530420][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.537027][   T31]  ? path_mount+0x61c/0xfe0
[  307.541930][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.547608][   T31]  __se_sys_mount+0x317/0x410
[  307.552699][   T31]  ? __pfx___se_sys_mount+0x10/0x10
[  307.557942][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.564133][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.569786][   T31]  ? __x64_sys_mount+0x20/0xc0
[  307.575045][   T31]  do_syscall_64+0xfa/0x3b0
[  307.579593][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  307.585229][   T31]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.591576][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.597233][   T31]  ? exc_page_fault+0x9f/0xf0
[  307.602374][   T31]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.608286][   T31] RIP: 0033:0x7f842c99034a
[  307.613164][   T31] RSP: 002b:00007ffeb5807918 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  307.621906][   T31] RAX: ffffffffffffffda RBX: 00007ffeb58079a0 RCX: 00007f842c99034a
[  307.629898][   T31] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007ffeb5807960
[  307.638410][   T31] RBP: 000020000001f680 R08: 00007ffeb58079a0 R09: 0000000000000000
[  307.647292][   T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040
[  307.655545][   T31] R13: 00007ffeb5807960 R14: 000000000001f802 R15: 0000200000000380
[  307.664088][   T31]  </TASK>
[  307.667206][   T31] 
[  307.667206][   T31] Showing all locks held in the system:
[  307.682862][   T31] 1 lock held by pool_workqueue_/3:
[  307.688086][   T31] 2 locks held by kworker/0:0/9:
[  307.700250][   T31]  #0: ffff88801cb45948 ((wq_completion)gfs2_recovery){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0
[  307.713417][   T31]  #1: ffffc900000e7bc0 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0
[  307.726418][   T31] 1 lock held by khungtaskd/31:
[  307.732395][   T31]  #0: ffffffff8e13a0e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  307.743692][   T31] 3 locks held by kworker/u8:6/1106:
[  307.749002][   T31]  #0: ffff8880b8639f98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[  307.759515][   T31]  #1: ffff8880b8624008 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x53/0x880
[  307.768756][   T31]  #2: ffff8880b8625918 (&base->lock){-.-.}-{2:2}, at: __mod_timer+0x8ee/0xf30
[  307.778110][   T31] 2 locks held by getty/5618:
[  307.783065][   T31]  #0: ffff888033dfe0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  307.793248][   T31]  #1: ffffc900036bb2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
[  307.803863][   T31] 1 lock held by syz.0.17/6049:
[  307.808718][   T31]  #0: ffff88807beec0e0 (&type->s_umount_key#52/1){+.+.}-{4:4}, at: alloc_super+0x204/0x970
[  307.819364][   T31] 2 locks held by syz.1.170/6542:
[  307.824844][   T31] 
[  307.827183][   T31] =============================================
[  307.827183][   T31] 
[  307.836156][   T31] NMI backtrace for cpu 1
[  307.836175][   T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  307.836203][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  307.836219][   T31] Call Trace:
[  307.836229][   T31]  <TASK>
[  307.836239][   T31]  dump_stack_lvl+0x189/0x250
[  307.836278][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  307.836309][   T31]  ? __pfx__printk+0x10/0x10
[  307.836360][   T31]  nmi_cpu_backtrace+0x39e/0x3d0
[  307.836401][   T31]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  307.836441][   T31]  ? __pfx__printk+0x10/0x10
[  307.836476][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.836510][   T31]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  307.836553][   T31]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  307.836593][   T31]  watchdog+0xf93/0xfe0
[  307.836635][   T31]  ? watchdog+0x1de/0xfe0
[  307.836677][   T31]  kthread+0x711/0x8a0
[  307.836713][   T31]  ? __pfx_watchdog+0x10/0x10
[  307.836748][   T31]  ? __pfx_kthread+0x10/0x10
[  307.836777][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.836810][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  307.836854][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.836883][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  307.836907][   T31]  ? __pfx_kthread+0x10/0x10
[  307.836940][   T31]  ret_from_fork+0x439/0x7d0
[  307.836970][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  307.837003][   T31]  ? __switch_to_asm+0x39/0x70
[  307.837035][   T31]  ? __switch_to_asm+0x33/0x70
[  307.837067][   T31]  ? __pfx_kthread+0x10/0x10
[  307.837100][   T31]  ret_from_fork_asm+0x1a/0x30
[  307.837151][   T31]  </TASK>
[  307.837162][   T31] Sending NMI from CPU 1 to CPUs 0:
[  307.890764][ T6542] loop1: detected capacity change from 0 to 32768
[  307.892581][    C0] NMI backtrace for cpu 0
[  307.892598][    C0] CPU: 0 UID: 0 PID: 6542 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full) 
[  307.892624][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  307.892639][    C0] RIP: 0010:io_serial_in+0x77/0xc0
[  307.892672][    C0] Code: e8 2e 13 70 fc 44 89 f9 d3 e3 49 83 c6 40 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 af 85 d3 fc 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f e9 a5 96 c0 fb cc 44 89 f9 80 e1 07
[  307.892692][    C0] RSP: 0018:ffffc9000404e930 EFLAGS: 00000002
[  307.892713][    C0] RAX: 1ffffffff33bea60 RBX: 00000000000003fd RCX: 0000000000000000
[  307.892729][    C0] RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000020
[  307.892744][    C0] RBP: ffffffff99df56d0 R08: ffff888024450237 R09: 1ffff1100488a046
[  307.892762][    C0] R10: dffffc0000000000 R11: ffffffff854fa9e0 R12: dffffc0000000000
[  307.892780][    C0] R13: 0000000000000000 R14: ffffffff99df5440 R15: 0000000000000000
[  307.892798][    C0] FS:  000055555d0c3500(0000) GS:ffff888125c15000(0000) knlGS:0000000000000000
[  307.892819][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  307.892835][    C0] CR2: 00007fb508bff000 CR3: 000000005f965000 CR4: 0000000000350ef0
[  307.892853][    C0] Call Trace:
[  307.892862][    C0]  <TASK>
[  307.892873][    C0]  wait_for_lsr+0xd1/0x2f0
[  307.892910][    C0]  serial8250_console_write+0x134c/0x1ba0
[  307.892947][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.892975][    C0]  ? __lock_acquire+0xab9/0xd20
[  307.893010][    C0]  ? __pfx_serial8250_console_write+0x10/0x10
[  307.893039][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.893067][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.893096][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.893125][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.893150][    C0]  ? do_raw_spin_unlock+0x122/0x240
[  307.893178][    C0]  ? console_flush_all+0x13a/0xc40
[  307.893205][    C0]  ? console_flush_all+0x13a/0xc40
[  307.893234][    C0]  console_flush_all+0x728/0xc40
[  307.893264][    C0]  ? console_flush_all+0x13a/0xc40
[  307.893296][    C0]  ? __pfx_console_flush_all+0x10/0x10
[  307.893330][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.893356][    C0]  ? is_printk_cpu_sync_owner+0x32/0x40
[  307.893390][    C0]  console_unlock+0xc4/0x270
[  307.893417][    C0]  ? __pfx_console_unlock+0x10/0x10
[  307.893445][    C0]  ? vprintk_emit+0x444/0x7a0
[  307.893468][    C0]  ? vprintk_emit+0x444/0x7a0
[  307.893493][    C0]  vprintk_emit+0x5b7/0x7a0
[  307.893516][    C0]  ? vprintk_emit+0x444/0x7a0
[  307.893541][    C0]  ? __pfx_vprintk_emit+0x10/0x10
[  307.893566][    C0]  ? shmem_huge_global_enabled+0x174/0x3a0
[  307.893608][    C0]  ? __lock_acquire+0xab9/0xd20
[  307.893647][    C0]  _printk+0xcf/0x120
[  307.893683][    C0]  ? __pfx__printk+0x10/0x10
[  307.893715][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.893744][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.893770][    C0]  ? do_raw_spin_unlock+0x122/0x240
[  307.893802][    C0]  set_capacity_and_notify+0x208/0x2d0
[  307.893831][    C0]  ? __pfx_set_capacity_and_notify+0x10/0x10
[  307.893858][    C0]  ? __pfx_internal_create_group+0x10/0x10
[  307.893890][    C0]  loop_set_size+0x44/0xb0
[  307.893925][    C0]  loop_configure+0x9f4/0xe50
[  307.893966][    C0]  ? __pfx_loop_configure+0x10/0x10
[  307.893997][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894037][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894063][    C0]  ? __kernel_text_address+0xd/0x40
[  307.894095][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894121][    C0]  ? unwind_get_return_address+0x4d/0x90
[  307.894148][    C0]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  307.894176][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894209][    C0]  lo_ioctl+0x810/0x1c10
[  307.894242][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894268][    C0]  ? stack_trace_save+0x9c/0xe0
[  307.894295][    C0]  ? __pfx_stack_trace_save+0x10/0x10
[  307.894322][    C0]  ? __pfx_lo_ioctl+0x10/0x10
[  307.894352][    C0]  ? stack_depot_save_flags+0x40/0x860
[  307.894393][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894420][    C0]  ? kasan_save_track+0x4f/0x80
[  307.894448][    C0]  ? kasan_save_track+0x3e/0x80
[  307.894476][    C0]  ? __kasan_slab_free+0x5b/0x80
[  307.894504][    C0]  ? kfree+0x18e/0x440
[  307.894531][    C0]  ? tomoyo_check_open_permission+0x2c2/0x3b0
[  307.894568][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894603][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894629][    C0]  ? __lock_acquire+0xab9/0xd20
[  307.894668][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894695][    C0]  ? __lock_acquire+0xab9/0xd20
[  307.894732][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894758][    C0]  ? __lock_acquire+0xab9/0xd20
[  307.894795][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894825][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894853][    C0]  ? __lock_acquire+0xab9/0xd20
[  307.894890][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894920][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.894946][    C0]  ? __lock_acquire+0xab9/0xd20
[  307.894989][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895018][    C0]  ? is_bpf_text_address+0x26/0x2b0
[  307.895056][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895082][    C0]  ? is_bpf_text_address+0x292/0x2b0
[  307.895116][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895142][    C0]  ? is_bpf_text_address+0x26/0x2b0
[  307.895177][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895203][    C0]  ? kernel_text_address+0xa5/0xe0
[  307.895236][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895262][    C0]  ? __kernel_text_address+0xd/0x40
[  307.895292][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895318][    C0]  ? unwind_get_return_address+0x4d/0x90
[  307.895344][    C0]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  307.895371][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895397][    C0]  ? arch_stack_walk+0xfc/0x150
[  307.895433][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895459][    C0]  ? stack_trace_save+0x9c/0xe0
[  307.895486][    C0]  ? __pfx_stack_trace_save+0x10/0x10
[  307.895514][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895540][    C0]  ? stack_depot_save_flags+0x40/0x860
[  307.895583][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895610][    C0]  ? kasan_save_track+0x4f/0x80
[  307.895637][    C0]  ? kasan_save_track+0x3e/0x80
[  307.895664][    C0]  ? kasan_save_free_info+0x46/0x50
[  307.895687][    C0]  ? __kasan_slab_free+0x5b/0x80
[  307.895716][    C0]  ? kfree+0x18e/0x440
[  307.895742][    C0]  ? tomoyo_path_number_perm+0x47a/0x5a0
[  307.895773][    C0]  ? security_file_ioctl+0xcb/0x2d0
[  307.895803][    C0]  ? __se_sys_ioctl+0x47/0x170
[  307.895829][    C0]  ? do_syscall_64+0xfa/0x3b0
[  307.895854][    C0]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.895894][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895920][    C0]  ? __asan_memset+0x22/0x50
[  307.895945][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.895970][    C0]  ? blk_get_meta_cap+0x140/0x710
[  307.896011][    C0]  ? __pfx_blkdev_common_ioctl+0x10/0x10
[  307.896036][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.896063][    C0]  ? do_vfs_ioctl+0xbe8/0x1430
[  307.896093][    C0]  ? __pfx_do_vfs_ioctl+0x10/0x10
[  307.896130][    C0]  ? kasan_quarantine_put+0xdd/0x220
[  307.896157][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.896184][    C0]  ? lockdep_hardirqs_on+0x9c/0x150
[  307.896218][    C0]  ? __pfx_lo_ioctl+0x10/0x10
[  307.896250][    C0]  blkdev_ioctl+0x5a8/0x6d0
[  307.896276][    C0]  ? __pfx_blkdev_ioctl+0x10/0x10
[  307.896302][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.896328][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.896356][    C0]  ? __pfx_blkdev_ioctl+0x10/0x10
[  307.896379][    C0]  __se_sys_ioctl+0xfc/0x170
[  307.896408][    C0]  do_syscall_64+0xfa/0x3b0
[  307.896433][    C0]  ? lockdep_hardirqs_on+0x9c/0x150
[  307.896455][    C0]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.896477][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.896503][    C0]  ? exc_page_fault+0x9f/0xf0
[  307.896526][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.896549][    C0] RIP: 0033:0x7fb510b8e7ab
[  307.896568][    C0] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
[  307.896592][    C0] RSP: 002b:00007ffce024f8d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  307.896615][    C0] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb510b8e7ab
[  307.896632][    C0] RDX: 0000000000000003 RSI: 0000000000004c00 RDI: 0000000000000004
[  307.896646][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000001f7fc
[  307.896661][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
[  307.896675][    C0] R13: 00007ffce024fa00 R14: 00007ffce024f9c0 R15: 00007fb507c00000
[  307.896704][    C0]  </TASK>
[  307.901934][   T31] Kernel panic - not syncing: hung_task: blocked tasks
[  307.901954][   T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  307.901983][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  307.902000][   T31] Call Trace:
[  307.902010][   T31]  <TASK>
[  307.902022][   T31]  dump_stack_lvl+0x99/0x250
[  307.902057][   T31]  ? __asan_memcpy+0x40/0x70
[  307.902089][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  307.902120][   T31]  ? __pfx__printk+0x10/0x10
[  307.902164][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.902200][   T31]  vpanic+0x281/0x750
[  307.902233][   T31]  ? __pfx_vpanic+0x10/0x10
[  307.902262][   T31]  ? preempt_schedule+0xae/0xc0
[  307.902289][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.902318][   T31]  ? preempt_schedule_common+0x83/0xd0
[  307.902351][   T31]  panic+0xb9/0xc0
[  307.902380][   T31]  ? __pfx_panic+0x10/0x10
[  307.902410][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.902439][   T31]  ? preempt_schedule_thunk+0x16/0x30
[  307.902484][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.902512][   T31]  ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[  307.902552][   T31]  watchdog+0xfd2/0xfe0
[  307.902594][   T31]  ? watchdog+0x1de/0xfe0
[  307.902636][   T31]  kthread+0x711/0x8a0
[  307.902673][   T31]  ? __pfx_watchdog+0x10/0x10
[  307.902707][   T31]  ? __pfx_kthread+0x10/0x10
[  307.902736][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.902770][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  307.902807][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.902842][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  307.902867][   T31]  ? __pfx_kthread+0x10/0x10
[  307.902900][   T31]  ret_from_fork+0x439/0x7d0
[  307.902930][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  307.902964][   T31]  ? __switch_to_asm+0x39/0x70
[  307.902996][   T31]  ? __switch_to_asm+0x33/0x70
[  307.903029][   T31]  ? __pfx_kthread+0x10/0x10
[  307.903062][   T31]  ret_from_fork_asm+0x1a/0x30
[  307.903113][   T31]  </TASK>
[  307.907366][   T31] Kernel Offset: disabled