ueue_head+0xa9/0x150
[  303.309730][ T6622]  gfs2_sys_fs_add+0x234/0x450
[  303.309751][ T6622]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  303.309773][ T6622]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  303.309793][ T6622]  gfs2_fill_super+0x13c0/0x20d0
[  303.309813][ T6622]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.309830][ T6622]  ? sb_set_blocksize+0x104/0x180
[  303.309849][ T6622]  ? setup_bdev_super+0x4c1/0x5b0
[  303.309867][ T6622]  get_tree_bdev_flags+0x40e/0x4d0
[  303.309884][ T6622]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.309899][ T6622]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  303.309919][ T6622]  gfs2_get_tree+0x51/0x1e0
[  303.309935][ T6622]  vfs_get_tree+0x92/0x2b0
[  303.309952][ T6622]  do_new_mount+0x2a2/0xa30
[  303.309972][ T6622]  ? ns_capable+0x8a/0xf0
[  303.309992][ T6622]  ? __pfx_do_new_mount+0x10/0x10
[  303.310009][ T6622]  ? path_mount+0x61c/0xfe0
[  303.310031][ T6622]  ? user_path_at+0x44/0x60
[  303.310047][ T6622]  __se_sys_mount+0x317/0x410
[  303.310079][ T6622]  ? __pfx___se_sys_mount+0x10/0x10
[  303.310098][ T6622]  ? rcu_is_watching+0x15/0xb0
[  303.310118][ T6622]  ? __x64_sys_mount+0x20/0xc0
[  303.310136][ T6622]  do_syscall_64+0xfa/0xfa0
[  303.310154][ T6622]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.310168][ T6622]  ? clear_bhb_loop+0x60/0xb0
[  303.310184][ T6622]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.310197][ T6622] RIP: 0033:0x7f7b3059038a
[  303.310211][ T6622] 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
[  303.310225][ T6622] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.310242][ T6622] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  303.310254][ T6622] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  303.310264][ T6622] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  303.310274][ T6622] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  303.310284][ T6622] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  303.310300][ T6622]  </TASK>
[  303.310320][ T6622] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  303.624290][ T6622] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.946661][ T6625] loop1: detected capacity change from 0 to 32768
[  303.968583][ T6625] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  303.976292][ T6625] CPU: 1 UID: 0 PID: 6625 Comm: syz.1.194 Not tainted syzkaller #0 PREEMPT(full) 
[  303.976319][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  303.976331][ T6625] Call Trace:
[  303.976338][ T6625]  <TASK>
[  303.976345][ T6625]  dump_stack_lvl+0x189/0x250
[  303.976375][ T6625]  ? __pfx_dump_stack_lvl+0x10/0x10
[  303.976397][ T6625]  ? __pfx__printk+0x10/0x10
[  303.976421][ T6625]  ? kernfs_root+0x1c/0x230
[  303.976440][ T6625]  ? kernfs_path_from_node+0x250/0x290
[  303.976456][ T6625]  ? kernfs_path_from_node+0x2f/0x290
[  303.976474][ T6625]  sysfs_create_dir_ns+0x259/0x280
[  303.976500][ T6625]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  303.976525][ T6625]  ? do_raw_spin_unlock+0x122/0x240
[  303.976547][ T6625]  kobject_add_internal+0x59f/0xb40
[  303.976574][ T6625]  kobject_init_and_add+0x125/0x190
[  303.976597][ T6625]  ? __pfx_kobject_init_and_add+0x10/0x10
[  303.976621][ T6625]  ? __raw_spin_lock_init+0x45/0x100
[  303.976640][ T6625]  ? __init_swait_queue_head+0xa9/0x150
[  303.976660][ T6625]  gfs2_sys_fs_add+0x234/0x450
[  303.976686][ T6625]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  303.976715][ T6625]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  303.976740][ T6625]  gfs2_fill_super+0x13c0/0x20d0
[  303.976767][ T6625]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.976789][ T6625]  ? sb_set_blocksize+0x104/0x180
[  303.976811][ T6625]  ? setup_bdev_super+0x4c1/0x5b0
[  303.976834][ T6625]  get_tree_bdev_flags+0x40e/0x4d0
[  303.976856][ T6625]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.976876][ T6625]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  303.976902][ T6625]  gfs2_get_tree+0x51/0x1e0
[  303.976924][ T6625]  vfs_get_tree+0x92/0x2b0
[  303.976945][ T6625]  do_new_mount+0x2a2/0xa30
[  303.976970][ T6625]  ? ns_capable+0x8a/0xf0
[  303.976995][ T6625]  ? __pfx_do_new_mount+0x10/0x10
[  303.977017][ T6625]  ? path_mount+0x61c/0xfe0
[  303.977038][ T6625]  ? user_path_at+0x44/0x60
[  303.977059][ T6625]  __se_sys_mount+0x317/0x410
[  303.977085][ T6625]  ? __pfx___se_sys_mount+0x10/0x10
[  303.977109][ T6625]  ? rcu_is_watching+0x15/0xb0
[  303.977133][ T6625]  ? __x64_sys_mount+0x20/0xc0
[  303.977158][ T6625]  do_syscall_64+0xfa/0xfa0
[  303.977181][ T6625]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.977199][ T6625]  ? clear_bhb_loop+0x60/0xb0
[  303.977218][ T6625]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.977237][ T6625] RIP: 0033:0x7f7b3059038a
[  303.977254][ T6625] 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
[  303.977281][ T6625] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.977303][ T6625] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  303.977318][ T6625] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  303.977331][ T6625] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  303.977344][ T6625] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  303.977357][ T6625] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  303.977377][ T6625]  </TASK>
[  303.977437][ T6625] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  304.291733][ T6625] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  304.626988][ T6628] loop1: detected capacity change from 0 to 32768
[  304.642373][ T6628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  304.650504][ T6628] CPU: 1 UID: 0 PID: 6628 Comm: syz.1.195 Not tainted syzkaller #0 PREEMPT(full) 
[  304.650529][ T6628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  304.650541][ T6628] Call Trace:
[  304.650550][ T6628]  <TASK>
[  304.650558][ T6628]  dump_stack_lvl+0x189/0x250
[  304.650586][ T6628]  ? __pfx_dump_stack_lvl+0x10/0x10
[  304.650609][ T6628]  ? __pfx__printk+0x10/0x10
[  304.650633][ T6628]  ? kernfs_root+0x1c/0x230
[  304.650652][ T6628]  ? kernfs_path_from_node+0x250/0x290
[  304.650668][ T6628]  ? kernfs_path_from_node+0x2f/0x290
[  304.650686][ T6628]  sysfs_create_dir_ns+0x259/0x280
[  304.650713][ T6628]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  304.650740][ T6628]  ? do_raw_spin_unlock+0x122/0x240
[  304.650762][ T6628]  kobject_add_internal+0x59f/0xb40
[  304.650789][ T6628]  kobject_init_and_add+0x125/0x190
[  304.650814][ T6628]  ? __pfx_kobject_init_and_add+0x10/0x10
[  304.650837][ T6628]  ? __raw_spin_lock_init+0x45/0x100
[  304.650857][ T6628]  ? __init_swait_queue_head+0xa9/0x150
[  304.650876][ T6628]  gfs2_sys_fs_add+0x234/0x450
[  304.650903][ T6628]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  304.650931][ T6628]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  304.650958][ T6628]  gfs2_fill_super+0x13c0/0x20d0
[  304.650985][ T6628]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.651005][ T6628]  ? sb_set_blocksize+0x104/0x180
[  304.651030][ T6628]  ? setup_bdev_super+0x4c1/0x5b0
[  304.651054][ T6628]  get_tree_bdev_flags+0x40e/0x4d0
[  304.651075][ T6628]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.651095][ T6628]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  304.651121][ T6628]  gfs2_get_tree+0x51/0x1e0
[  304.651142][ T6628]  vfs_get_tree+0x92/0x2b0
[  304.651164][ T6628]  do_new_mount+0x2a2/0xa30
[  304.651187][ T6628]  ? ns_capable+0x8a/0xf0
[  304.651213][ T6628]  ? __pfx_do_new_mount+0x10/0x10
[  304.651233][ T6628]  ? path_mount+0x61c/0xfe0
[  304.651253][ T6628]  ? user_path_at+0x44/0x60
[  304.651274][ T6628]  __se_sys_mount+0x317/0x410
[  304.651300][ T6628]  ? __pfx___se_sys_mount+0x10/0x10
[  304.651325][ T6628]  ? rcu_is_watching+0x15/0xb0
[  304.651350][ T6628]  ? __x64_sys_mount+0x20/0xc0
[  304.651374][ T6628]  do_syscall_64+0xfa/0xfa0
[  304.651396][ T6628]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.651414][ T6628]  ? clear_bhb_loop+0x60/0xb0
[  304.651434][ T6628]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.651451][ T6628] RIP: 0033:0x7f7b3059038a
[  304.651468][ T6628] 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
[  304.651494][ T6628] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.651516][ T6628] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  304.651531][ T6628] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  304.651545][ T6628] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  304.651557][ T6628] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  304.651571][ T6628] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  304.651591][ T6628]  </TASK>
[  304.651622][ T6628] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  304.964279][ T6628] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  305.293655][ T6631] loop1: detected capacity change from 0 to 32768
[  305.305163][ T6631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  305.312985][ T6631] CPU: 1 UID: 0 PID: 6631 Comm: syz.1.196 Not tainted syzkaller #0 PREEMPT(full) 
[  305.313010][ T6631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  305.313021][ T6631] Call Trace:
[  305.313029][ T6631]  <TASK>
[  305.313037][ T6631]  dump_stack_lvl+0x189/0x250
[  305.313064][ T6631]  ? __pfx_dump_stack_lvl+0x10/0x10
[  305.313086][ T6631]  ? __pfx__printk+0x10/0x10
[  305.313109][ T6631]  ? kernfs_root+0x1c/0x230
[  305.313128][ T6631]  ? kernfs_path_from_node+0x250/0x290
[  305.313143][ T6631]  ? kernfs_path_from_node+0x2f/0x290
[  305.313160][ T6631]  sysfs_create_dir_ns+0x259/0x280
[  305.313188][ T6631]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  305.313215][ T6631]  ? do_raw_spin_unlock+0x122/0x240
[  305.313235][ T6631]  kobject_add_internal+0x59f/0xb40
[  305.313263][ T6631]  kobject_init_and_add+0x125/0x190
[  305.313286][ T6631]  ? __pfx_kobject_init_and_add+0x10/0x10
[  305.313309][ T6631]  ? __raw_spin_lock_init+0x45/0x100
[  305.313327][ T6631]  ? __init_swait_queue_head+0xa9/0x150
[  305.313347][ T6631]  gfs2_sys_fs_add+0x234/0x450
[  305.313372][ T6631]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  305.313400][ T6631]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  305.313427][ T6631]  gfs2_fill_super+0x13c0/0x20d0
[  305.313453][ T6631]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.313487][ T6631]  ? sb_set_blocksize+0x104/0x180
[  305.313511][ T6631]  ? setup_bdev_super+0x4c1/0x5b0
[  305.313534][ T6631]  get_tree_bdev_flags+0x40e/0x4d0
[  305.313556][ T6631]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.313576][ T6631]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  305.313600][ T6631]  gfs2_get_tree+0x51/0x1e0
[  305.313620][ T6631]  vfs_get_tree+0x92/0x2b0
[  305.313642][ T6631]  do_new_mount+0x2a2/0xa30
[  305.313666][ T6631]  ? ns_capable+0x8a/0xf0
[  305.313691][ T6631]  ? __pfx_do_new_mount+0x10/0x10
[  305.313712][ T6631]  ? path_mount+0x61c/0xfe0
[  305.313732][ T6631]  ? user_path_at+0x44/0x60
[  305.313752][ T6631]  __se_sys_mount+0x317/0x410
[  305.313779][ T6631]  ? __pfx___se_sys_mount+0x10/0x10
[  305.313802][ T6631]  ? rcu_is_watching+0x15/0xb0
[  305.313826][ T6631]  ? __x64_sys_mount+0x20/0xc0
[  305.313850][ T6631]  do_syscall_64+0xfa/0xfa0
[  305.313872][ T6631]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.313891][ T6631]  ? clear_bhb_loop+0x60/0xb0
[  305.313912][ T6631]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.313929][ T6631] RIP: 0033:0x7f7b3059038a
[  305.313947][ T6631] 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
[  305.313964][ T6631] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  305.313986][ T6631] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  305.314000][ T6631] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  305.314013][ T6631] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  305.314025][ T6631] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  305.314038][ T6631] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  305.314059][ T6631]  </TASK>
[  305.314119][ T6631] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  305.627325][ T6631] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  305.957426][ T6634] loop1: detected capacity change from 0 to 32768
[  305.968484][ T6634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  305.976366][ T6634] CPU: 1 UID: 0 PID: 6634 Comm: syz.1.197 Not tainted syzkaller #0 PREEMPT(full) 
[  305.976391][ T6634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  305.976403][ T6634] Call Trace:
[  305.976411][ T6634]  <TASK>
[  305.976419][ T6634]  dump_stack_lvl+0x189/0x250
[  305.976448][ T6634]  ? __pfx_dump_stack_lvl+0x10/0x10
[  305.976471][ T6634]  ? __pfx__printk+0x10/0x10
[  305.976504][ T6634]  ? kernfs_root+0x1c/0x230
[  305.976523][ T6634]  ? kernfs_path_from_node+0x250/0x290
[  305.976540][ T6634]  ? kernfs_path_from_node+0x2f/0x290
[  305.976558][ T6634]  sysfs_create_dir_ns+0x259/0x280
[  305.976586][ T6634]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  305.976613][ T6634]  ? do_raw_spin_unlock+0x122/0x240
[  305.976635][ T6634]  kobject_add_internal+0x59f/0xb40
[  305.976662][ T6634]  kobject_init_and_add+0x125/0x190
[  305.976687][ T6634]  ? __pfx_kobject_init_and_add+0x10/0x10
[  305.976710][ T6634]  ? __raw_spin_lock_init+0x45/0x100
[  305.976729][ T6634]  ? __init_swait_queue_head+0xa9/0x150
[  305.976749][ T6634]  gfs2_sys_fs_add+0x234/0x450
[  305.976776][ T6634]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  305.976805][ T6634]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  305.976831][ T6634]  gfs2_fill_super+0x13c0/0x20d0
[  305.976858][ T6634]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.976880][ T6634]  ? sb_set_blocksize+0x104/0x180
[  305.976902][ T6634]  ? setup_bdev_super+0x4c1/0x5b0
[  305.976925][ T6634]  get_tree_bdev_flags+0x40e/0x4d0
[  305.976947][ T6634]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.976968][ T6634]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  305.976994][ T6634]  gfs2_get_tree+0x51/0x1e0
[  305.977015][ T6634]  vfs_get_tree+0x92/0x2b0
[  305.977038][ T6634]  do_new_mount+0x2a2/0xa30
[  305.977062][ T6634]  ? ns_capable+0x8a/0xf0
[  305.977087][ T6634]  ? __pfx_do_new_mount+0x10/0x10
[  305.977110][ T6634]  ? path_mount+0x61c/0xfe0
[  305.977131][ T6634]  ? user_path_at+0x44/0x60
[  305.977152][ T6634]  __se_sys_mount+0x317/0x410
[  305.977179][ T6634]  ? __pfx___se_sys_mount+0x10/0x10
[  305.977205][ T6634]  ? rcu_is_watching+0x15/0xb0
[  305.977230][ T6634]  ? __x64_sys_mount+0x20/0xc0
[  305.977253][ T6634]  do_syscall_64+0xfa/0xfa0
[  305.977275][ T6634]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.977294][ T6634]  ? clear_bhb_loop+0x60/0xb0
[  305.977314][ T6634]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.977333][ T6634] RIP: 0033:0x7f7b3059038a
[  305.977350][ T6634] 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
[  305.977367][ T6634] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  305.977389][ T6634] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  305.977404][ T6634] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  305.977417][ T6634] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  305.977430][ T6634] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  305.977443][ T6634] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  305.977464][ T6634]  </TASK>
[  305.977483][ T6634] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  306.290216][ T6634] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  306.621440][ T6637] loop1: detected capacity change from 0 to 32768
[  306.634690][ T6637] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  306.642128][ T6637] CPU: 1 UID: 0 PID: 6637 Comm: syz.1.198 Not tainted syzkaller #0 PREEMPT(full) 
[  306.642153][ T6637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  306.642164][ T6637] Call Trace:
[  306.642172][ T6637]  <TASK>
[  306.642179][ T6637]  dump_stack_lvl+0x189/0x250
[  306.642209][ T6637]  ? __pfx_dump_stack_lvl+0x10/0x10
[  306.642231][ T6637]  ? __pfx__printk+0x10/0x10
[  306.642254][ T6637]  ? kernfs_root+0x1c/0x230
[  306.642273][ T6637]  ? kernfs_path_from_node+0x250/0x290
[  306.642291][ T6637]  ? kernfs_path_from_node+0x2f/0x290
[  306.642308][ T6637]  sysfs_create_dir_ns+0x259/0x280
[  306.642335][ T6637]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  306.642362][ T6637]  ? do_raw_spin_unlock+0x122/0x240
[  306.642384][ T6637]  kobject_add_internal+0x59f/0xb40
[  306.642410][ T6637]  kobject_init_and_add+0x125/0x190
[  306.642435][ T6637]  ? __pfx_kobject_init_and_add+0x10/0x10
[  306.642458][ T6637]  ? __raw_spin_lock_init+0x45/0x100
[  306.642477][ T6637]  ? __init_swait_queue_head+0xa9/0x150
[  306.642506][ T6637]  gfs2_sys_fs_add+0x234/0x450
[  306.642538][ T6637]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  306.642564][ T6637]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  306.642589][ T6637]  gfs2_fill_super+0x13c0/0x20d0
[  306.642616][ T6637]  ? __pfx_gfs2_fill_super+0x10/0x10
[  306.642652][ T6637]  ? sb_set_blocksize+0x104/0x180
[  306.642677][ T6637]  ? setup_bdev_super+0x4c1/0x5b0
[  306.642701][ T6637]  get_tree_bdev_flags+0x40e/0x4d0
[  306.642723][ T6637]  ? __pfx_gfs2_fill_super+0x10/0x10
[  306.642743][ T6637]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  306.642769][ T6637]  gfs2_get_tree+0x51/0x1e0
[  306.642790][ T6637]  vfs_get_tree+0x92/0x2b0
[  306.642812][ T6637]  do_new_mount+0x2a2/0xa30
[  306.642836][ T6637]  ? ns_capable+0x8a/0xf0
[  306.642861][ T6637]  ? __pfx_do_new_mount+0x10/0x10
[  306.642883][ T6637]  ? path_mount+0x61c/0xfe0
[  306.642903][ T6637]  ? user_path_at+0x44/0x60
[  306.642925][ T6637]  __se_sys_mount+0x317/0x410
[  306.642951][ T6637]  ? __pfx___se_sys_mount+0x10/0x10
[  306.642976][ T6637]  ? rcu_is_watching+0x15/0xb0
[  306.643000][ T6637]  ? __x64_sys_mount+0x20/0xc0
[  306.643024][ T6637]  do_syscall_64+0xfa/0xfa0
[  306.643045][ T6637]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.643062][ T6637]  ? clear_bhb_loop+0x60/0xb0
[  306.643083][ T6637]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.643102][ T6637] RIP: 0033:0x7f7b3059038a
[  306.643119][ T6637] 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
[  306.643136][ T6637] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  306.643159][ T6637] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  306.643174][ T6637] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  306.643187][ T6637] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  306.643200][ T6637] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  306.643213][ T6637] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  306.643233][ T6637]  </TASK>
[  306.949986][ T6637] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  306.964360][ T6637] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  307.288419][ T6640] loop1: detected capacity change from 0 to 32768
[  307.313455][ T6640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  307.320871][ T6640] CPU: 0 UID: 0 PID: 6640 Comm: syz.1.199 Not tainted syzkaller #0 PREEMPT(full) 
[  307.320894][ T6640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  307.320906][ T6640] Call Trace:
[  307.320913][ T6640]  <TASK>
[  307.320921][ T6640]  dump_stack_lvl+0x189/0x250
[  307.320948][ T6640]  ? __pfx_dump_stack_lvl+0x10/0x10
[  307.320969][ T6640]  ? __pfx__printk+0x10/0x10
[  307.320992][ T6640]  ? kernfs_root+0x1c/0x230
[  307.321010][ T6640]  ? kernfs_path_from_node+0x250/0x290
[  307.321025][ T6640]  ? kernfs_path_from_node+0x2f/0x290
[  307.321042][ T6640]  sysfs_create_dir_ns+0x259/0x280
[  307.321067][ T6640]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  307.321092][ T6640]  ? do_raw_spin_unlock+0x122/0x240
[  307.321112][ T6640]  kobject_add_internal+0x59f/0xb40
[  307.321138][ T6640]  kobject_init_and_add+0x125/0x190
[  307.321161][ T6640]  ? __pfx_kobject_init_and_add+0x10/0x10
[  307.321184][ T6640]  ? __raw_spin_lock_init+0x45/0x100
[  307.321202][ T6640]  ? __init_swait_queue_head+0xa9/0x150
[  307.321220][ T6640]  gfs2_sys_fs_add+0x234/0x450
[  307.321245][ T6640]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  307.321273][ T6640]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  307.321305][ T6640]  gfs2_fill_super+0x13c0/0x20d0
[  307.321330][ T6640]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.321350][ T6640]  ? sb_set_blocksize+0x104/0x180
[  307.321373][ T6640]  ? setup_bdev_super+0x4c1/0x5b0
[  307.321396][ T6640]  get_tree_bdev_flags+0x40e/0x4d0
[  307.321416][ T6640]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.321435][ T6640]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  307.321459][ T6640]  gfs2_get_tree+0x51/0x1e0
[  307.321479][ T6640]  vfs_get_tree+0x92/0x2b0
[  307.321500][ T6640]  do_new_mount+0x2a2/0xa30
[  307.321522][ T6640]  ? ns_capable+0x8a/0xf0
[  307.321547][ T6640]  ? __pfx_do_new_mount+0x10/0x10
[  307.321568][ T6640]  ? path_mount+0x61c/0xfe0
[  307.321588][ T6640]  ? user_path_at+0x44/0x60
[  307.321608][ T6640]  __se_sys_mount+0x317/0x410
[  307.321632][ T6640]  ? __pfx___se_sys_mount+0x10/0x10
[  307.321657][ T6640]  ? rcu_is_watching+0x15/0xb0
[  307.321680][ T6640]  ? __x64_sys_mount+0x20/0xc0
[  307.321702][ T6640]  do_syscall_64+0xfa/0xfa0
[  307.321724][ T6640]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.321741][ T6640]  ? clear_bhb_loop+0x60/0xb0
[  307.321761][ T6640]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.321778][ T6640] RIP: 0033:0x7f7b3059038a
[  307.321794][ T6640] 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
[  307.321811][ T6640] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  307.321832][ T6640] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  307.321845][ T6640] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  307.321858][ T6640] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  307.321870][ T6640] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  307.321882][ T6640] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  307.321901][ T6640]  </TASK>
[  307.321920][ T6640] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  307.637829][ T6640] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  307.964333][ T6643] loop1: detected capacity change from 0 to 32768
[  307.979289][ T6643] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  307.987041][ T6643] CPU: 1 UID: 0 PID: 6643 Comm: syz.1.200 Not tainted syzkaller #0 PREEMPT(full) 
[  307.987066][ T6643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  307.987078][ T6643] Call Trace:
[  307.987086][ T6643]  <TASK>
[  307.987094][ T6643]  dump_stack_lvl+0x189/0x250
[  307.987123][ T6643]  ? __pfx_dump_stack_lvl+0x10/0x10
[  307.987145][ T6643]  ? __pfx__printk+0x10/0x10
[  307.987168][ T6643]  ? kernfs_root+0x1c/0x230
[  307.987188][ T6643]  ? kernfs_path_from_node+0x250/0x290
[  307.987204][ T6643]  ? kernfs_path_from_node+0x2f/0x290
[  307.987222][ T6643]  sysfs_create_dir_ns+0x259/0x280
[  307.987248][ T6643]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  307.987275][ T6643]  ? do_raw_spin_unlock+0x122/0x240
[  307.987298][ T6643]  kobject_add_internal+0x59f/0xb40
[  307.987324][ T6643]  kobject_init_and_add+0x125/0x190
[  307.987350][ T6643]  ? __pfx_kobject_init_and_add+0x10/0x10
[  307.987373][ T6643]  ? __raw_spin_lock_init+0x45/0x100
[  307.987392][ T6643]  ? __init_swait_queue_head+0xa9/0x150
[  307.987411][ T6643]  gfs2_sys_fs_add+0x234/0x450
[  307.987438][ T6643]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  307.987467][ T6643]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  307.987502][ T6643]  gfs2_fill_super+0x13c0/0x20d0
[  307.987529][ T6643]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.987551][ T6643]  ? sb_set_blocksize+0x104/0x180
[  307.987576][ T6643]  ? setup_bdev_super+0x4c1/0x5b0
[  307.987599][ T6643]  get_tree_bdev_flags+0x40e/0x4d0
[  307.987621][ T6643]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.987641][ T6643]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  307.987667][ T6643]  gfs2_get_tree+0x51/0x1e0
[  307.987689][ T6643]  vfs_get_tree+0x92/0x2b0
[  307.987711][ T6643]  do_new_mount+0x2a2/0xa30
[  307.987735][ T6643]  ? ns_capable+0x8a/0xf0
[  307.987760][ T6643]  ? __pfx_do_new_mount+0x10/0x10
[  307.987782][ T6643]  ? path_mount+0x61c/0xfe0
[  307.987802][ T6643]  ? user_path_at+0x44/0x60
[  307.987823][ T6643]  __se_sys_mount+0x317/0x410
[  307.987848][ T6643]  ? __pfx___se_sys_mount+0x10/0x10
[  307.987874][ T6643]  ? rcu_is_watching+0x15/0xb0
[  307.987898][ T6643]  ? __x64_sys_mount+0x20/0xc0
[  307.987923][ T6643]  do_syscall_64+0xfa/0xfa0
[  307.987944][ T6643]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.987963][ T6643]  ? clear_bhb_loop+0x60/0xb0
[  307.987982][ T6643]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.988001][ T6643] RIP: 0033:0x7f7b3059038a
[  307.988019][ T6643] 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
[  307.988036][ T6643] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  307.988058][ T6643] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  307.988072][ T6643] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  307.988086][ T6643] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  307.988099][ T6643] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  307.988113][ T6643] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  307.988133][ T6643]  </TASK>
[  307.988154][ T6643] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  308.301221][ T6643] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/08/25 22:13:32 executed programs: 186
[  308.627578][ T6646] loop1: detected capacity change from 0 to 32768
[  308.639671][ T6646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  308.647368][ T6646] CPU: 1 UID: 0 PID: 6646 Comm: syz.1.201 Not tainted syzkaller #0 PREEMPT(full) 
[  308.647393][ T6646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  308.647405][ T6646] Call Trace:
[  308.647413][ T6646]  <TASK>
[  308.647420][ T6646]  dump_stack_lvl+0x189/0x250
[  308.647449][ T6646]  ? __pfx_dump_stack_lvl+0x10/0x10
[  308.647470][ T6646]  ? __pfx__printk+0x10/0x10
[  308.647493][ T6646]  ? kernfs_root+0x1c/0x230
[  308.647512][ T6646]  ? kernfs_path_from_node+0x250/0x290
[  308.647528][ T6646]  ? kernfs_path_from_node+0x2f/0x290
[  308.647546][ T6646]  sysfs_create_dir_ns+0x259/0x280
[  308.647573][ T6646]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  308.647597][ T6646]  ? do_raw_spin_unlock+0x122/0x240
[  308.647618][ T6646]  kobject_add_internal+0x59f/0xb40
[  308.647646][ T6646]  kobject_init_and_add+0x125/0x190
[  308.647670][ T6646]  ? __pfx_kobject_init_and_add+0x10/0x10
[  308.647693][ T6646]  ? __raw_spin_lock_init+0x45/0x100
[  308.647711][ T6646]  ? __init_swait_queue_head+0xa9/0x150
[  308.647730][ T6646]  gfs2_sys_fs_add+0x234/0x450
[  308.647757][ T6646]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  308.647786][ T6646]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  308.647813][ T6646]  gfs2_fill_super+0x13c0/0x20d0
[  308.647838][ T6646]  ? __pfx_gfs2_fill_super+0x10/0x10
[  308.647859][ T6646]  ? sb_set_blocksize+0x104/0x180
[  308.647883][ T6646]  ? setup_bdev_super+0x4c1/0x5b0
[  308.647907][ T6646]  get_tree_bdev_flags+0x40e/0x4d0
[  308.647928][ T6646]  ? __pfx_gfs2_fill_super+0x10/0x10
[  308.647948][ T6646]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  308.647974][ T6646]  gfs2_get_tree+0x51/0x1e0
[  308.647996][ T6646]  vfs_get_tree+0x92/0x2b0
[  308.648018][ T6646]  do_new_mount+0x2a2/0xa30
[  308.648041][ T6646]  ? ns_capable+0x8a/0xf0
[  308.648066][ T6646]  ? __pfx_do_new_mount+0x10/0x10
[  308.648088][ T6646]  ? path_mount+0x61c/0xfe0
[  308.648108][ T6646]  ? user_path_at+0x44/0x60
[  308.648128][ T6646]  __se_sys_mount+0x317/0x410
[  308.648154][ T6646]  ? __pfx___se_sys_mount+0x10/0x10
[  308.648179][ T6646]  ? rcu_is_watching+0x15/0xb0
[  308.648219][ T6646]  ? __x64_sys_mount+0x20/0xc0
[  308.648243][ T6646]  do_syscall_64+0xfa/0xfa0
[  308.648264][ T6646]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  308.648283][ T6646]  ? clear_bhb_loop+0x60/0xb0
[  308.648304][ T6646]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  308.648322][ T6646] RIP: 0033:0x7f7b3059038a
[  308.648339][ T6646] 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
[  308.648356][ T6646] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  308.648379][ T6646] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  308.648394][ T6646] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  308.648408][ T6646] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  308.648421][ T6646] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  308.648433][ T6646] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  308.648454][ T6646]  </TASK>
[  308.648498][ T6646] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  308.961510][ T6646] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  309.290887][ T6649] loop1: detected capacity change from 0 to 32768
[  309.299747][ T6649] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  309.307867][ T6649] CPU: 1 UID: 0 PID: 6649 Comm: syz.1.202 Not tainted syzkaller #0 PREEMPT(full) 
[  309.307893][ T6649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  309.307904][ T6649] Call Trace:
[  309.307912][ T6649]  <TASK>
[  309.307920][ T6649]  dump_stack_lvl+0x189/0x250
[  309.307956][ T6649]  ? __pfx_dump_stack_lvl+0x10/0x10
[  309.307976][ T6649]  ? __pfx__printk+0x10/0x10
[  309.308000][ T6649]  ? kernfs_root+0x1c/0x230
[  309.308019][ T6649]  ? kernfs_path_from_node+0x250/0x290
[  309.308036][ T6649]  ? kernfs_path_from_node+0x2f/0x290
[  309.308054][ T6649]  sysfs_create_dir_ns+0x259/0x280
[  309.308082][ T6649]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  309.308107][ T6649]  ? do_raw_spin_unlock+0x122/0x240
[  309.308127][ T6649]  kobject_add_internal+0x59f/0xb40
[  309.308153][ T6649]  kobject_init_and_add+0x125/0x190
[  309.308176][ T6649]  ? __pfx_kobject_init_and_add+0x10/0x10
[  309.308197][ T6649]  ? __raw_spin_lock_init+0x45/0x100
[  309.308293][ T6649]  ? __init_swait_queue_head+0xa9/0x150
[  309.308312][ T6649]  gfs2_sys_fs_add+0x234/0x450
[  309.308338][ T6649]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  309.308366][ T6649]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  309.308391][ T6649]  gfs2_fill_super+0x13c0/0x20d0
[  309.308428][ T6649]  ? __pfx_gfs2_fill_super+0x10/0x10
[  309.308449][ T6649]  ? sb_set_blocksize+0x104/0x180
[  309.308470][ T6649]  ? setup_bdev_super+0x4c1/0x5b0
[  309.308491][ T6649]  get_tree_bdev_flags+0x40e/0x4d0
[  309.308512][ T6649]  ? __pfx_gfs2_fill_super+0x10/0x10
[  309.308532][ T6649]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  309.308566][ T6649]  gfs2_get_tree+0x51/0x1e0
[  309.308586][ T6649]  vfs_get_tree+0x92/0x2b0
[  309.308608][ T6649]  do_new_mount+0x2a2/0xa30
[  309.308632][ T6649]  ? ns_capable+0x8a/0xf0
[  309.308657][ T6649]  ? __pfx_do_new_mount+0x10/0x10
[  309.308679][ T6649]  ? path_mount+0x61c/0xfe0
[  309.308700][ T6649]  ? user_path_at+0x44/0x60
[  309.308720][ T6649]  __se_sys_mount+0x317/0x410
[  309.308746][ T6649]  ? __pfx___se_sys_mount+0x10/0x10
[  309.308771][ T6649]  ? rcu_is_watching+0x15/0xb0
[  309.308795][ T6649]  ? __x64_sys_mount+0x20/0xc0
[  309.308819][ T6649]  do_syscall_64+0xfa/0xfa0
[  309.308842][ T6649]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  309.308861][ T6649]  ? clear_bhb_loop+0x60/0xb0
[  309.308882][ T6649]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  309.308900][ T6649] RIP: 0033:0x7f7b3059038a
[  309.308918][ T6649] 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
[  309.308934][ T6649] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  309.308956][ T6649] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  309.308971][ T6649] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  309.308984][ T6649] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  309.308997][ T6649] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  309.309010][ T6649] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  309.309029][ T6649]  </TASK>
[  309.309090][ T6649] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  309.622841][ T6649] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  309.952921][ T6652] loop1: detected capacity change from 0 to 32768
[  309.962829][ T6652] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  309.970307][ T6652] CPU: 1 UID: 0 PID: 6652 Comm: syz.1.203 Not tainted syzkaller #0 PREEMPT(full) 
[  309.970331][ T6652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  309.970343][ T6652] Call Trace:
[  309.970351][ T6652]  <TASK>
[  309.970359][ T6652]  dump_stack_lvl+0x189/0x250
[  309.970385][ T6652]  ? __pfx_dump_stack_lvl+0x10/0x10
[  309.970405][ T6652]  ? __pfx__printk+0x10/0x10
[  309.970428][ T6652]  ? kernfs_root+0x1c/0x230
[  309.970445][ T6652]  ? kernfs_path_from_node+0x250/0x290
[  309.970460][ T6652]  ? kernfs_path_from_node+0x2f/0x290
[  309.970476][ T6652]  sysfs_create_dir_ns+0x259/0x280
[  309.970503][ T6652]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  309.970528][ T6652]  ? do_raw_spin_unlock+0x122/0x240
[  309.970549][ T6652]  kobject_add_internal+0x59f/0xb40
[  309.970575][ T6652]  kobject_init_and_add+0x125/0x190
[  309.970599][ T6652]  ? __pfx_kobject_init_and_add+0x10/0x10
[  309.970633][ T6652]  ? __raw_spin_lock_init+0x45/0x100
[  309.970652][ T6652]  ? __init_swait_queue_head+0xa9/0x150
[  309.970671][ T6652]  gfs2_sys_fs_add+0x234/0x450
[  309.970697][ T6652]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  309.970725][ T6652]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  309.970746][ T6652]  ? sized_strscpy+0x1b8/0x250
[  309.970771][ T6652]  gfs2_fill_super+0x13c0/0x20d0
[  309.970796][ T6652]  ? __pfx_gfs2_fill_super+0x10/0x10
[  309.970816][ T6652]  ? sb_set_blocksize+0x104/0x180
[  309.970841][ T6652]  ? setup_bdev_super+0x4c1/0x5b0
[  309.970865][ T6652]  get_tree_bdev_flags+0x40e/0x4d0
[  309.970886][ T6652]  ? __pfx_gfs2_fill_super+0x10/0x10
[  309.970906][ T6652]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  309.970931][ T6652]  gfs2_get_tree+0x51/0x1e0
[  309.970952][ T6652]  vfs_get_tree+0x92/0x2b0
[  309.970973][ T6652]  do_new_mount+0x2a2/0xa30
[  309.970996][ T6652]  ? ns_capable+0x8a/0xf0
[  309.971021][ T6652]  ? __pfx_do_new_mount+0x10/0x10
[  309.971042][ T6652]  ? path_mount+0x61c/0xfe0
[  309.971062][ T6652]  ? user_path_at+0x44/0x60
[  309.971084][ T6652]  __se_sys_mount+0x317/0x410
[  309.971110][ T6652]  ? __pfx___se_sys_mount+0x10/0x10
[  309.971134][ T6652]  ? rcu_is_watching+0x15/0xb0
[  309.971159][ T6652]  ? __x64_sys_mount+0x20/0xc0
[  309.971183][ T6652]  do_syscall_64+0xfa/0xfa0
[  309.971215][ T6652]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  309.971232][ T6652]  ? clear_bhb_loop+0x60/0xb0
[  309.971253][ T6652]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  309.971272][ T6652] RIP: 0033:0x7f7b3059038a
[  309.971289][ T6652] 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
[  309.971306][ T6652] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  309.971328][ T6652] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  309.971343][ T6652] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  309.971356][ T6652] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  309.971369][ T6652] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  309.971382][ T6652] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  309.971402][ T6652]  </TASK>
[  309.971432][ T6652] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  310.288900][ T6652] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  310.620766][ T6655] loop1: detected capacity change from 0 to 32768
[  310.635905][ T6655] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  310.643687][ T6655] CPU: 0 UID: 0 PID: 6655 Comm: syz.1.204 Not tainted syzkaller #0 PREEMPT(full) 
[  310.643714][ T6655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  310.643725][ T6655] Call Trace:
[  310.643732][ T6655]  <TASK>
[  310.643740][ T6655]  dump_stack_lvl+0x189/0x250
[  310.643771][ T6655]  ? __pfx_dump_stack_lvl+0x10/0x10
[  310.643793][ T6655]  ? __pfx__printk+0x10/0x10
[  310.643815][ T6655]  ? kernfs_root+0x1c/0x230
[  310.643834][ T6655]  ? kernfs_path_from_node+0x250/0x290
[  310.643849][ T6655]  ? kernfs_path_from_node+0x2f/0x290
[  310.643866][ T6655]  sysfs_create_dir_ns+0x259/0x280
[  310.643892][ T6655]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  310.643920][ T6655]  ? do_raw_spin_unlock+0x122/0x240
[  310.643941][ T6655]  kobject_add_internal+0x59f/0xb40
[  310.643969][ T6655]  kobject_init_and_add+0x125/0x190
[  310.643993][ T6655]  ? __pfx_kobject_init_and_add+0x10/0x10
[  310.644016][ T6655]  ? __raw_spin_lock_init+0x45/0x100
[  310.644035][ T6655]  ? __init_swait_queue_head+0xa9/0x150
[  310.644055][ T6655]  gfs2_sys_fs_add+0x234/0x450
[  310.644082][ T6655]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  310.644109][ T6655]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  310.644135][ T6655]  gfs2_fill_super+0x13c0/0x20d0
[  310.644162][ T6655]  ? __pfx_gfs2_fill_super+0x10/0x10
[  310.644183][ T6655]  ? sb_set_blocksize+0x104/0x180
[  310.644209][ T6655]  ? setup_bdev_super+0x4c1/0x5b0
[  310.644291][ T6655]  get_tree_bdev_flags+0x40e/0x4d0
[  310.644314][ T6655]  ? __pfx_gfs2_fill_super+0x10/0x10
[  310.644335][ T6655]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  310.644359][ T6655]  gfs2_get_tree+0x51/0x1e0
[  310.644380][ T6655]  vfs_get_tree+0x92/0x2b0
[  310.644402][ T6655]  do_new_mount+0x2a2/0xa30
[  310.644427][ T6655]  ? ns_capable+0x8a/0xf0
[  310.644452][ T6655]  ? __pfx_do_new_mount+0x10/0x10
[  310.644475][ T6655]  ? path_mount+0x61c/0xfe0
[  310.644493][ T6655]  ? user_path_at+0x44/0x60
[  310.644514][ T6655]  __se_sys_mount+0x317/0x410
[  310.644539][ T6655]  ? __pfx___se_sys_mount+0x10/0x10
[  310.644563][ T6655]  ? rcu_is_watching+0x15/0xb0
[  310.644587][ T6655]  ? __x64_sys_mount+0x20/0xc0
[  310.644610][ T6655]  do_syscall_64+0xfa/0xfa0
[  310.644632][ T6655]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.644652][ T6655]  ? clear_bhb_loop+0x60/0xb0
[  310.644672][ T6655]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.644689][ T6655] RIP: 0033:0x7f7b3059038a
[  310.644707][ T6655] 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
[  310.644724][ T6655] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  310.644747][ T6655] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  310.644761][ T6655] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  310.644774][ T6655] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  310.644787][ T6655] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  310.644800][ T6655] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  310.644822][ T6655]  </TASK>
[  310.644842][ T6655] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  310.961762][ T6655] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  311.289833][ T6658] loop1: detected capacity change from 0 to 32768
[  311.320977][ T6658] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  311.329145][ T6658] CPU: 1 UID: 0 PID: 6658 Comm: syz.1.205 Not tainted syzkaller #0 PREEMPT(full) 
[  311.329172][ T6658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  311.329184][ T6658] Call Trace:
[  311.329191][ T6658]  <TASK>
[  311.329199][ T6658]  dump_stack_lvl+0x189/0x250
[  311.329228][ T6658]  ? __pfx_dump_stack_lvl+0x10/0x10
[  311.329251][ T6658]  ? __pfx__printk+0x10/0x10
[  311.329275][ T6658]  ? kernfs_root+0x1c/0x230
[  311.329294][ T6658]  ? kernfs_path_from_node+0x250/0x290
[  311.329310][ T6658]  ? kernfs_path_from_node+0x2f/0x290
[  311.329329][ T6658]  sysfs_create_dir_ns+0x259/0x280
[  311.329356][ T6658]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  311.329384][ T6658]  ? do_raw_spin_unlock+0x122/0x240
[  311.329405][ T6658]  kobject_add_internal+0x59f/0xb40
[  311.329433][ T6658]  kobject_init_and_add+0x125/0x190
[  311.329466][ T6658]  ? __pfx_kobject_init_and_add+0x10/0x10
[  311.329489][ T6658]  ? __raw_spin_lock_init+0x45/0x100
[  311.329509][ T6658]  ? __init_swait_queue_head+0xa9/0x150
[  311.329529][ T6658]  gfs2_sys_fs_add+0x234/0x450
[  311.329556][ T6658]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  311.329585][ T6658]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  311.329612][ T6658]  gfs2_fill_super+0x13c0/0x20d0
[  311.329638][ T6658]  ? __pfx_gfs2_fill_super+0x10/0x10
[  311.329659][ T6658]  ? sb_set_blocksize+0x104/0x180
[  311.329685][ T6658]  ? setup_bdev_super+0x4c1/0x5b0
[  311.329708][ T6658]  get_tree_bdev_flags+0x40e/0x4d0
[  311.329729][ T6658]  ? __pfx_gfs2_fill_super+0x10/0x10
[  311.329750][ T6658]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  311.329777][ T6658]  gfs2_get_tree+0x51/0x1e0
[  311.329799][ T6658]  vfs_get_tree+0x92/0x2b0
[  311.329821][ T6658]  do_new_mount+0x2a2/0xa30
[  311.329846][ T6658]  ? ns_capable+0x8a/0xf0
[  311.329871][ T6658]  ? __pfx_do_new_mount+0x10/0x10
[  311.329893][ T6658]  ? path_mount+0x61c/0xfe0
[  311.329915][ T6658]  ? user_path_at+0x44/0x60
[  311.329934][ T6658]  __se_sys_mount+0x317/0x410
[  311.329960][ T6658]  ? __pfx___se_sys_mount+0x10/0x10
[  311.329985][ T6658]  ? rcu_is_watching+0x15/0xb0
[  311.330009][ T6658]  ? __x64_sys_mount+0x20/0xc0
[  311.330033][ T6658]  do_syscall_64+0xfa/0xfa0
[  311.330055][ T6658]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.330073][ T6658]  ? clear_bhb_loop+0x60/0xb0
[  311.330094][ T6658]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.330111][ T6658] RIP: 0033:0x7f7b3059038a
[  311.330129][ T6658] 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
[  311.330145][ T6658] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  311.330168][ T6658] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  311.330182][ T6658] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  311.330195][ T6658] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  311.330207][ T6658] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  311.330220][ T6658] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  311.330242][ T6658]  </TASK>
[  311.330261][ T6658] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  311.645384][ T6658] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  311.971884][ T6661] loop1: detected capacity change from 0 to 32768
[  311.995044][ T6661] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  312.002470][ T6661] CPU: 1 UID: 0 PID: 6661 Comm: syz.1.206 Not tainted syzkaller #0 PREEMPT(full) 
[  312.002494][ T6661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  312.002504][ T6661] Call Trace:
[  312.002512][ T6661]  <TASK>
[  312.002519][ T6661]  dump_stack_lvl+0x189/0x250
[  312.002553][ T6661]  ? __pfx_dump_stack_lvl+0x10/0x10
[  312.002573][ T6661]  ? __pfx__printk+0x10/0x10
[  312.002594][ T6661]  ? kernfs_root+0x1c/0x230
[  312.002613][ T6661]  ? kernfs_path_from_node+0x250/0x290
[  312.002627][ T6661]  ? kernfs_path_from_node+0x2f/0x290
[  312.002645][ T6661]  sysfs_create_dir_ns+0x259/0x280
[  312.002670][ T6661]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  312.002697][ T6661]  ? do_raw_spin_unlock+0x122/0x240
[  312.002717][ T6661]  kobject_add_internal+0x59f/0xb40
[  312.002742][ T6661]  kobject_init_and_add+0x125/0x190
[  312.002765][ T6661]  ? __pfx_kobject_init_and_add+0x10/0x10
[  312.002788][ T6661]  ? __raw_spin_lock_init+0x45/0x100
[  312.002808][ T6661]  ? __init_swait_queue_head+0xa9/0x150
[  312.002828][ T6661]  gfs2_sys_fs_add+0x234/0x450
[  312.002855][ T6661]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  312.002884][ T6661]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  312.002908][ T6661]  gfs2_fill_super+0x13c0/0x20d0
[  312.002934][ T6661]  ? __pfx_gfs2_fill_super+0x10/0x10
[  312.002955][ T6661]  ? sb_set_blocksize+0x104/0x180
[  312.002979][ T6661]  ? setup_bdev_super+0x4c1/0x5b0
[  312.003001][ T6661]  get_tree_bdev_flags+0x40e/0x4d0
[  312.003021][ T6661]  ? __pfx_gfs2_fill_super+0x10/0x10
[  312.003042][ T6661]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  312.003068][ T6661]  gfs2_get_tree+0x51/0x1e0
[  312.003088][ T6661]  vfs_get_tree+0x92/0x2b0
[  312.003110][ T6661]  do_new_mount+0x2a2/0xa30
[  312.003135][ T6661]  ? ns_capable+0x8a/0xf0
[  312.003161][ T6661]  ? __pfx_do_new_mount+0x10/0x10
[  312.003183][ T6661]  ? path_mount+0x61c/0xfe0
[  312.003204][ T6661]  ? user_path_at+0x44/0x60
[  312.003232][ T6661]  __se_sys_mount+0x317/0x410
[  312.003258][ T6661]  ? __pfx___se_sys_mount+0x10/0x10
[  312.003283][ T6661]  ? rcu_is_watching+0x15/0xb0
[  312.003308][ T6661]  ? __x64_sys_mount+0x20/0xc0
[  312.003333][ T6661]  do_syscall_64+0xfa/0xfa0
[  312.003355][ T6661]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  312.003373][ T6661]  ? clear_bhb_loop+0x60/0xb0
[  312.003391][ T6661]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  312.003407][ T6661] RIP: 0033:0x7f7b3059038a
[  312.003425][ T6661] 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
[  312.003442][ T6661] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  312.003463][ T6661] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  312.003477][ T6661] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  312.003491][ T6661] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  312.003502][ T6661] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  312.003514][ T6661] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  312.003526][ T6661]  </TASK>
[  312.305829][ T6661] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  312.324409][ T6661] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  312.656065][ T6664] loop1: detected capacity change from 0 to 32768
[  312.672345][ T6664] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  312.679996][ T6664] CPU: 1 UID: 0 PID: 6664 Comm: syz.1.207 Not tainted syzkaller #0 PREEMPT(full) 
[  312.680021][ T6664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  312.680033][ T6664] Call Trace:
[  312.680041][ T6664]  <TASK>
[  312.680049][ T6664]  dump_stack_lvl+0x189/0x250
[  312.680078][ T6664]  ? __pfx_dump_stack_lvl+0x10/0x10
[  312.680100][ T6664]  ? __pfx__printk+0x10/0x10
[  312.680123][ T6664]  ? kernfs_root+0x1c/0x230
[  312.680142][ T6664]  ? kernfs_path_from_node+0x250/0x290
[  312.680158][ T6664]  ? kernfs_path_from_node+0x2f/0x290
[  312.680176][ T6664]  sysfs_create_dir_ns+0x259/0x280
[  312.680212][ T6664]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  312.680239][ T6664]  ? do_raw_spin_unlock+0x122/0x240
[  312.680261][ T6664]  kobject_add_internal+0x59f/0xb40
[  312.680289][ T6664]  kobject_init_and_add+0x125/0x190
[  312.680314][ T6664]  ? __pfx_kobject_init_and_add+0x10/0x10
[  312.680337][ T6664]  ? __raw_spin_lock_init+0x45/0x100
[  312.680356][ T6664]  ? __init_swait_queue_head+0xa9/0x150
[  312.680376][ T6664]  gfs2_sys_fs_add+0x234/0x450
[  312.680403][ T6664]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  312.680431][ T6664]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  312.680456][ T6664]  gfs2_fill_super+0x13c0/0x20d0
[  312.680481][ T6664]  ? __pfx_gfs2_fill_super+0x10/0x10
[  312.680503][ T6664]  ? sb_set_blocksize+0x104/0x180
[  312.680527][ T6664]  ? setup_bdev_super+0x4c1/0x5b0
[  312.680549][ T6664]  get_tree_bdev_flags+0x40e/0x4d0
[  312.680570][ T6664]  ? __pfx_gfs2_fill_super+0x10/0x10
[  312.680591][ T6664]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  312.680616][ T6664]  gfs2_get_tree+0x51/0x1e0
[  312.680638][ T6664]  vfs_get_tree+0x92/0x2b0
[  312.680660][ T6664]  do_new_mount+0x2a2/0xa30
[  312.680684][ T6664]  ? ns_capable+0x8a/0xf0
[  312.680708][ T6664]  ? __pfx_do_new_mount+0x10/0x10
[  312.680730][ T6664]  ? path_mount+0x61c/0xfe0
[  312.680750][ T6664]  ? user_path_at+0x44/0x60
[  312.680780][ T6664]  __se_sys_mount+0x317/0x410
[  312.680807][ T6664]  ? __pfx___se_sys_mount+0x10/0x10
[  312.680832][ T6664]  ? rcu_is_watching+0x15/0xb0
[  312.680857][ T6664]  ? __x64_sys_mount+0x20/0xc0
[  312.680882][ T6664]  do_syscall_64+0xfa/0xfa0
[  312.680904][ T6664]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  312.680923][ T6664]  ? clear_bhb_loop+0x60/0xb0
[  312.680944][ T6664]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  312.680961][ T6664] RIP: 0033:0x7f7b3059038a
[  312.680979][ T6664] 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
[  312.680995][ T6664] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  312.681018][ T6664] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  312.681032][ T6664] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  312.681046][ T6664] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  312.681070][ T6664] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  312.681083][ T6664] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  312.681103][ T6664]  </TASK>
[  312.681124][ T6664] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  312.994743][ T6664] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  313.328152][ T6667] loop1: detected capacity change from 0 to 32768
[  313.343185][ T6667] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  313.350628][ T6667] CPU: 0 UID: 0 PID: 6667 Comm: syz.1.208 Not tainted syzkaller #0 PREEMPT(full) 
[  313.350654][ T6667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  313.350666][ T6667] Call Trace:
[  313.350674][ T6667]  <TASK>
[  313.350682][ T6667]  dump_stack_lvl+0x189/0x250
[  313.350711][ T6667]  ? __pfx_dump_stack_lvl+0x10/0x10
[  313.350733][ T6667]  ? __pfx__printk+0x10/0x10
[  313.350757][ T6667]  ? kernfs_root+0x1c/0x230
[  313.350775][ T6667]  ? kernfs_path_from_node+0x250/0x290
[  313.350792][ T6667]  ? kernfs_path_from_node+0x2f/0x290
[  313.350808][ T6667]  sysfs_create_dir_ns+0x259/0x280
[  313.350836][ T6667]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  313.350863][ T6667]  ? do_raw_spin_unlock+0x122/0x240
[  313.350884][ T6667]  kobject_add_internal+0x59f/0xb40
[  313.350912][ T6667]  kobject_init_and_add+0x125/0x190
[  313.350938][ T6667]  ? __pfx_kobject_init_and_add+0x10/0x10
[  313.350961][ T6667]  ? __raw_spin_lock_init+0x45/0x100
[  313.350980][ T6667]  ? __init_swait_queue_head+0xa9/0x150
[  313.351001][ T6667]  gfs2_sys_fs_add+0x234/0x450
[  313.351027][ T6667]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  313.351055][ T6667]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  313.351080][ T6667]  gfs2_fill_super+0x13c0/0x20d0
[  313.351105][ T6667]  ? __pfx_gfs2_fill_super+0x10/0x10
[  313.351126][ T6667]  ? sb_set_blocksize+0x104/0x180
[  313.351151][ T6667]  ? setup_bdev_super+0x4c1/0x5b0
[  313.351174][ T6667]  get_tree_bdev_flags+0x40e/0x4d0
[  313.351205][ T6667]  ? __pfx_gfs2_fill_super+0x10/0x10
[  313.351226][ T6667]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  313.351252][ T6667]  gfs2_get_tree+0x51/0x1e0
[  313.351273][ T6667]  vfs_get_tree+0x92/0x2b0
[  313.351294][ T6667]  do_new_mount+0x2a2/0xa30
[  313.351318][ T6667]  ? ns_capable+0x8a/0xf0
[  313.351343][ T6667]  ? __pfx_do_new_mount+0x10/0x10
[  313.351365][ T6667]  ? path_mount+0x61c/0xfe0
[  313.351386][ T6667]  ? user_path_at+0x44/0x60
[  313.351407][ T6667]  __se_sys_mount+0x317/0x410
[  313.351432][ T6667]  ? __pfx___se_sys_mount+0x10/0x10
[  313.351456][ T6667]  ? rcu_is_watching+0x15/0xb0
[  313.351481][ T6667]  ? __x64_sys_mount+0x20/0xc0
[  313.351504][ T6667]  do_syscall_64+0xfa/0xfa0
[  313.351526][ T6667]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.351545][ T6667]  ? clear_bhb_loop+0x60/0xb0
[  313.351565][ T6667]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.351584][ T6667] RIP: 0033:0x7f7b3059038a
[  313.351602][ T6667] 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
[  313.351617][ T6667] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  313.351640][ T6667] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  313.351655][ T6667] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  313.351669][ T6667] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  313.351681][ T6667] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  313.351693][ T6667] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  313.351713][ T6667]  </TASK>
[  313.351734][ T6667] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  313.667203][ T6667] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/08/25 22:13:38 executed programs: 194
[  313.993642][ T6670] loop1: detected capacity change from 0 to 32768
[  314.015818][ T6670] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  314.023789][ T6670] CPU: 0 UID: 0 PID: 6670 Comm: syz.1.209 Not tainted syzkaller #0 PREEMPT(full) 
[  314.023814][ T6670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  314.023826][ T6670] Call Trace:
[  314.023834][ T6670]  <TASK>
[  314.023842][ T6670]  dump_stack_lvl+0x189/0x250
[  314.023871][ T6670]  ? __pfx_dump_stack_lvl+0x10/0x10
[  314.023894][ T6670]  ? __pfx__printk+0x10/0x10
[  314.023918][ T6670]  ? kernfs_root+0x1c/0x230
[  314.023937][ T6670]  ? kernfs_path_from_node+0x250/0x290
[  314.023954][ T6670]  ? kernfs_path_from_node+0x2f/0x290
[  314.023972][ T6670]  sysfs_create_dir_ns+0x259/0x280
[  314.023999][ T6670]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  314.024026][ T6670]  ? do_raw_spin_unlock+0x122/0x240
[  314.024047][ T6670]  kobject_add_internal+0x59f/0xb40
[  314.024075][ T6670]  kobject_init_and_add+0x125/0x190
[  314.024100][ T6670]  ? __pfx_kobject_init_and_add+0x10/0x10
[  314.024122][ T6670]  ? __raw_spin_lock_init+0x45/0x100
[  314.024142][ T6670]  ? __init_swait_queue_head+0xa9/0x150
[  314.024161][ T6670]  gfs2_sys_fs_add+0x234/0x450
[  314.024188][ T6670]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  314.024217][ T6670]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  314.024242][ T6670]  gfs2_fill_super+0x13c0/0x20d0
[  314.024279][ T6670]  ? __pfx_gfs2_fill_super+0x10/0x10
[  314.024301][ T6670]  ? sb_set_blocksize+0x104/0x180
[  314.024325][ T6670]  ? setup_bdev_super+0x4c1/0x5b0
[  314.024348][ T6670]  get_tree_bdev_flags+0x40e/0x4d0
[  314.024370][ T6670]  ? __pfx_gfs2_fill_super+0x10/0x10
[  314.024389][ T6670]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  314.024415][ T6670]  gfs2_get_tree+0x51/0x1e0
[  314.024435][ T6670]  vfs_get_tree+0x92/0x2b0
[  314.024458][ T6670]  do_new_mount+0x2a2/0xa30
[  314.024482][ T6670]  ? ns_capable+0x8a/0xf0
[  314.024506][ T6670]  ? __pfx_do_new_mount+0x10/0x10
[  314.024528][ T6670]  ? path_mount+0x61c/0xfe0
[  314.024550][ T6670]  ? user_path_at+0x44/0x60
[  314.024570][ T6670]  __se_sys_mount+0x317/0x410
[  314.024596][ T6670]  ? __pfx___se_sys_mount+0x10/0x10
[  314.024621][ T6670]  ? rcu_is_watching+0x15/0xb0
[  314.024646][ T6670]  ? __x64_sys_mount+0x20/0xc0
[  314.024669][ T6670]  do_syscall_64+0xfa/0xfa0
[  314.024691][ T6670]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  314.024710][ T6670]  ? clear_bhb_loop+0x60/0xb0
[  314.024730][ T6670]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  314.024748][ T6670] RIP: 0033:0x7f7b3059038a
[  314.024765][ T6670] 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
[  314.024783][ T6670] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  314.024805][ T6670] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  314.024819][ T6670] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  314.024833][ T6670] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  314.024845][ T6670] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  314.024858][ T6670] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  314.024878][ T6670]  </TASK>
[  314.024899][ T6670] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  314.340925][ T6670] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  314.375475][   T51] Bluetooth: hci1: command 0x0406 tx timeout
[  314.683727][ T6674] loop1: detected capacity change from 0 to 32768
[  314.711686][ T6674] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  314.720239][ T6674] CPU: 0 UID: 0 PID: 6674 Comm: syz.1.210 Not tainted syzkaller #0 PREEMPT(full) 
[  314.720267][ T6674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  314.720278][ T6674] Call Trace:
[  314.720286][ T6674]  <TASK>
[  314.720294][ T6674]  dump_stack_lvl+0x189/0x250
[  314.720321][ T6674]  ? __pfx_dump_stack_lvl+0x10/0x10
[  314.720344][ T6674]  ? __pfx__printk+0x10/0x10
[  314.720367][ T6674]  ? kernfs_root+0x1c/0x230
[  314.720387][ T6674]  ? kernfs_path_from_node+0x250/0x290
[  314.720402][ T6674]  ? kernfs_path_from_node+0x2f/0x290
[  314.720421][ T6674]  sysfs_create_dir_ns+0x259/0x280
[  314.720462][ T6674]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  314.720489][ T6674]  ? do_raw_spin_unlock+0x122/0x240
[  314.720511][ T6674]  kobject_add_internal+0x59f/0xb40
[  314.720539][ T6674]  kobject_init_and_add+0x125/0x190
[  314.720563][ T6674]  ? __pfx_kobject_init_and_add+0x10/0x10
[  314.720587][ T6674]  ? __raw_spin_lock_init+0x45/0x100
[  314.720606][ T6674]  ? __init_swait_queue_head+0xa9/0x150
[  314.720626][ T6674]  gfs2_sys_fs_add+0x234/0x450
[  314.720652][ T6674]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  314.720680][ T6674]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  314.720707][ T6674]  gfs2_fill_super+0x13c0/0x20d0
[  314.720735][ T6674]  ? __pfx_gfs2_fill_super+0x10/0x10
[  314.720757][ T6674]  ? sb_set_blocksize+0x104/0x180
[  314.720781][ T6674]  ? setup_bdev_super+0x4c1/0x5b0
[  314.720805][ T6674]  get_tree_bdev_flags+0x40e/0x4d0
[  314.720826][ T6674]  ? __pfx_gfs2_fill_super+0x10/0x10
[  314.720845][ T6674]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  314.720871][ T6674]  gfs2_get_tree+0x51/0x1e0
[  314.720892][ T6674]  vfs_get_tree+0x92/0x2b0
[  314.720913][ T6674]  do_new_mount+0x2a2/0xa30
[  314.720937][ T6674]  ? ns_capable+0x8a/0xf0
[  314.720961][ T6674]  ? __pfx_do_new_mount+0x10/0x10
[  314.720983][ T6674]  ? path_mount+0x61c/0xfe0
[  314.721004][ T6674]  ? user_path_at+0x44/0x60
[  314.721025][ T6674]  __se_sys_mount+0x317/0x410
[  314.721049][ T6674]  ? __pfx___se_sys_mount+0x10/0x10
[  314.721075][ T6674]  ? rcu_is_watching+0x15/0xb0
[  314.721100][ T6674]  ? __x64_sys_mount+0x20/0xc0
[  314.721123][ T6674]  do_syscall_64+0xfa/0xfa0
[  314.721147][ T6674]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  314.721166][ T6674]  ? clear_bhb_loop+0x60/0xb0
[  314.721186][ T6674]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  314.721203][ T6674] RIP: 0033:0x7f7b3059038a
[  314.721220][ T6674] 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
[  314.721237][ T6674] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  314.721259][ T6674] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  314.721274][ T6674] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  314.721287][ T6674] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  314.721301][ T6674] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  314.721314][ T6674] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  314.721333][ T6674]  </TASK>
[  314.721354][ T6674] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  315.037837][ T6674] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  315.365970][ T6677] loop1: detected capacity change from 0 to 32768
[  315.377480][ T6677] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  315.385338][ T6677] CPU: 1 UID: 0 PID: 6677 Comm: syz.1.211 Not tainted syzkaller #0 PREEMPT(full) 
[  315.385364][ T6677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  315.385375][ T6677] Call Trace:
[  315.385383][ T6677]  <TASK>
[  315.385391][ T6677]  dump_stack_lvl+0x189/0x250
[  315.385419][ T6677]  ? __pfx_dump_stack_lvl+0x10/0x10
[  315.385441][ T6677]  ? __pfx__printk+0x10/0x10
[  315.385476][ T6677]  ? kernfs_root+0x1c/0x230
[  315.385495][ T6677]  ? kernfs_path_from_node+0x250/0x290
[  315.385511][ T6677]  ? kernfs_path_from_node+0x2f/0x290
[  315.385527][ T6677]  sysfs_create_dir_ns+0x259/0x280
[  315.385554][ T6677]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  315.385581][ T6677]  ? do_raw_spin_unlock+0x122/0x240
[  315.385603][ T6677]  kobject_add_internal+0x59f/0xb40
[  315.385630][ T6677]  kobject_init_and_add+0x125/0x190
[  315.385654][ T6677]  ? __pfx_kobject_init_and_add+0x10/0x10
[  315.385677][ T6677]  ? __raw_spin_lock_init+0x45/0x100
[  315.385695][ T6677]  ? __init_swait_queue_head+0xa9/0x150
[  315.385715][ T6677]  gfs2_sys_fs_add+0x234/0x450
[  315.385741][ T6677]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  315.385767][ T6677]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  315.385795][ T6677]  gfs2_fill_super+0x13c0/0x20d0
[  315.385821][ T6677]  ? __pfx_gfs2_fill_super+0x10/0x10
[  315.385843][ T6677]  ? sb_set_blocksize+0x104/0x180
[  315.385868][ T6677]  ? setup_bdev_super+0x4c1/0x5b0
[  315.385891][ T6677]  get_tree_bdev_flags+0x40e/0x4d0
[  315.385912][ T6677]  ? __pfx_gfs2_fill_super+0x10/0x10
[  315.385932][ T6677]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  315.385957][ T6677]  gfs2_get_tree+0x51/0x1e0
[  315.385976][ T6677]  vfs_get_tree+0x92/0x2b0
[  315.385998][ T6677]  do_new_mount+0x2a2/0xa30
[  315.386023][ T6677]  ? ns_capable+0x8a/0xf0
[  315.386048][ T6677]  ? __pfx_do_new_mount+0x10/0x10
[  315.386071][ T6677]  ? path_mount+0x61c/0xfe0
[  315.386097][ T6677]  __se_sys_mount+0x317/0x410
[  315.386122][ T6677]  ? __pfx___se_sys_mount+0x10/0x10
[  315.386147][ T6677]  ? rcu_is_watching+0x15/0xb0
[  315.386171][ T6677]  ? __x64_sys_mount+0x20/0xc0
[  315.386194][ T6677]  do_syscall_64+0xfa/0xfa0
[  315.386216][ T6677]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.386234][ T6677]  ? clear_bhb_loop+0x60/0xb0
[  315.386255][ T6677]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.386273][ T6677] RIP: 0033:0x7f7b3059038a
[  315.386291][ T6677] 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
[  315.386307][ T6677] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  315.386328][ T6677] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  315.386344][ T6677] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  315.386358][ T6677] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  315.386370][ T6677] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  315.386381][ T6677] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  315.386402][ T6677]  </TASK>
[  315.386422][ T6677] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  315.695063][ T6677] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  316.020062][ T6680] loop1: detected capacity change from 0 to 32768
[  316.032825][ T6680] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  316.040266][ T6680] CPU: 0 UID: 0 PID: 6680 Comm: syz.1.212 Not tainted syzkaller #0 PREEMPT(full) 
[  316.040292][ T6680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  316.040304][ T6680] Call Trace:
[  316.040312][ T6680]  <TASK>
[  316.040320][ T6680]  dump_stack_lvl+0x189/0x250
[  316.040349][ T6680]  ? __pfx_dump_stack_lvl+0x10/0x10
[  316.040371][ T6680]  ? __pfx__printk+0x10/0x10
[  316.040394][ T6680]  ? kernfs_root+0x1c/0x230
[  316.040423][ T6680]  ? kernfs_path_from_node+0x250/0x290
[  316.040440][ T6680]  ? kernfs_path_from_node+0x2f/0x290
[  316.040458][ T6680]  sysfs_create_dir_ns+0x259/0x280
[  316.040486][ T6680]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  316.040512][ T6680]  ? do_raw_spin_unlock+0x122/0x240
[  316.040532][ T6680]  kobject_add_internal+0x59f/0xb40
[  316.040557][ T6680]  kobject_init_and_add+0x125/0x190
[  316.040580][ T6680]  ? __pfx_kobject_init_and_add+0x10/0x10
[  316.040603][ T6680]  ? __raw_spin_lock_init+0x45/0x100
[  316.040623][ T6680]  ? __init_swait_queue_head+0xa9/0x150
[  316.040642][ T6680]  gfs2_sys_fs_add+0x234/0x450
[  316.040669][ T6680]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  316.040697][ T6680]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  316.040723][ T6680]  gfs2_fill_super+0x13c0/0x20d0
[  316.040750][ T6680]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.040772][ T6680]  ? sb_set_blocksize+0x104/0x180
[  316.040798][ T6680]  ? setup_bdev_super+0x4c1/0x5b0
[  316.040820][ T6680]  get_tree_bdev_flags+0x40e/0x4d0
[  316.040842][ T6680]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.040863][ T6680]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  316.040887][ T6680]  gfs2_get_tree+0x51/0x1e0
[  316.040908][ T6680]  vfs_get_tree+0x92/0x2b0
[  316.040930][ T6680]  do_new_mount+0x2a2/0xa30
[  316.040955][ T6680]  ? ns_capable+0x8a/0xf0
[  316.040980][ T6680]  ? __pfx_do_new_mount+0x10/0x10
[  316.041003][ T6680]  ? path_mount+0x61c/0xfe0
[  316.041023][ T6680]  ? user_path_at+0x44/0x60
[  316.041044][ T6680]  __se_sys_mount+0x317/0x410
[  316.041070][ T6680]  ? __pfx___se_sys_mount+0x10/0x10
[  316.041095][ T6680]  ? rcu_is_watching+0x15/0xb0
[  316.041119][ T6680]  ? __x64_sys_mount+0x20/0xc0
[  316.041143][ T6680]  do_syscall_64+0xfa/0xfa0
[  316.041165][ T6680]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.041183][ T6680]  ? clear_bhb_loop+0x60/0xb0
[  316.041204][ T6680]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.041221][ T6680] RIP: 0033:0x7f7b3059038a
[  316.041239][ T6680] 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
[  316.041256][ T6680] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  316.041279][ T6680] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  316.041293][ T6680] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  316.041306][ T6680] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  316.041319][ T6680] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  316.041332][ T6680] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  316.041353][ T6680]  </TASK>
[  316.041372][ T6680] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  316.357307][ T6680] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  316.686969][ T6683] loop1: detected capacity change from 0 to 32768
[  316.699936][ T6683] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  316.707790][ T6683] CPU: 0 UID: 0 PID: 6683 Comm: syz.1.213 Not tainted syzkaller #0 PREEMPT(full) 
[  316.707813][ T6683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  316.707824][ T6683] Call Trace:
[  316.707831][ T6683]  <TASK>
[  316.707839][ T6683]  dump_stack_lvl+0x189/0x250
[  316.707868][ T6683]  ? __pfx_dump_stack_lvl+0x10/0x10
[  316.707888][ T6683]  ? __pfx__printk+0x10/0x10
[  316.707911][ T6683]  ? kernfs_root+0x1c/0x230
[  316.707930][ T6683]  ? kernfs_path_from_node+0x250/0x290
[  316.707946][ T6683]  ? kernfs_path_from_node+0x2f/0x290
[  316.707963][ T6683]  sysfs_create_dir_ns+0x259/0x280
[  316.707990][ T6683]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  316.708016][ T6683]  ? do_raw_spin_unlock+0x122/0x240
[  316.708036][ T6683]  kobject_add_internal+0x59f/0xb40
[  316.708065][ T6683]  kobject_init_and_add+0x125/0x190
[  316.708089][ T6683]  ? __pfx_kobject_init_and_add+0x10/0x10
[  316.708110][ T6683]  ? __raw_spin_lock_init+0x45/0x100
[  316.708128][ T6683]  ? __init_swait_queue_head+0xa9/0x150
[  316.708147][ T6683]  gfs2_sys_fs_add+0x234/0x450
[  316.708174][ T6683]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  316.708200][ T6683]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  316.708226][ T6683]  gfs2_fill_super+0x13c0/0x20d0
[  316.708265][ T6683]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.708286][ T6683]  ? sb_set_blocksize+0x104/0x180
[  316.708310][ T6683]  ? setup_bdev_super+0x4c1/0x5b0
[  316.708332][ T6683]  get_tree_bdev_flags+0x40e/0x4d0
[  316.708353][ T6683]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.708373][ T6683]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  316.708398][ T6683]  gfs2_get_tree+0x51/0x1e0
[  316.708420][ T6683]  vfs_get_tree+0x92/0x2b0
[  316.708442][ T6683]  do_new_mount+0x2a2/0xa30
[  316.708467][ T6683]  ? ns_capable+0x8a/0xf0
[  316.708492][ T6683]  ? __pfx_do_new_mount+0x10/0x10
[  316.708513][ T6683]  ? path_mount+0x61c/0xfe0
[  316.708534][ T6683]  ? user_path_at+0x44/0x60
[  316.708554][ T6683]  __se_sys_mount+0x317/0x410
[  316.708579][ T6683]  ? __pfx___se_sys_mount+0x10/0x10
[  316.708605][ T6683]  ? rcu_is_watching+0x15/0xb0
[  316.708628][ T6683]  ? __x64_sys_mount+0x20/0xc0
[  316.708651][ T6683]  do_syscall_64+0xfa/0xfa0
[  316.708674][ T6683]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.708692][ T6683]  ? clear_bhb_loop+0x60/0xb0
[  316.708712][ T6683]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.708731][ T6683] RIP: 0033:0x7f7b3059038a
[  316.708749][ T6683] 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
[  316.708765][ T6683] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  316.708786][ T6683] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  316.708800][ T6683] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  316.708814][ T6683] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  316.708827][ T6683] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  316.708840][ T6683] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  316.708860][ T6683]  </TASK>
[  316.708880][ T6683] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  317.025360][ T6683] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  317.334594][ T1303] ieee802154 phy0 wpan0: encryption failed: -22
[  317.341170][ T1303] ieee802154 phy1 wpan1: encryption failed: -22
[  317.364257][ T6686] loop1: detected capacity change from 0 to 32768
[  317.389858][ T6686] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  317.397973][ T6686] CPU: 0 UID: 0 PID: 6686 Comm: syz.1.214 Not tainted syzkaller #0 PREEMPT(full) 
[  317.398000][ T6686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  317.398011][ T6686] Call Trace:
[  317.398019][ T6686]  <TASK>
[  317.398028][ T6686]  dump_stack_lvl+0x189/0x250
[  317.398057][ T6686]  ? __pfx_dump_stack_lvl+0x10/0x10
[  317.398079][ T6686]  ? __pfx__printk+0x10/0x10
[  317.398103][ T6686]  ? kernfs_root+0x1c/0x230
[  317.398122][ T6686]  ? kernfs_path_from_node+0x250/0x290
[  317.398137][ T6686]  ? kernfs_path_from_node+0x2f/0x290
[  317.398156][ T6686]  sysfs_create_dir_ns+0x259/0x280
[  317.398183][ T6686]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  317.398211][ T6686]  ? do_raw_spin_unlock+0x122/0x240
[  317.398232][ T6686]  kobject_add_internal+0x59f/0xb40
[  317.398269][ T6686]  kobject_init_and_add+0x125/0x190
[  317.398294][ T6686]  ? __pfx_kobject_init_and_add+0x10/0x10
[  317.398318][ T6686]  ? __raw_spin_lock_init+0x45/0x100
[  317.398336][ T6686]  ? __init_swait_queue_head+0xa9/0x150
[  317.398356][ T6686]  gfs2_sys_fs_add+0x234/0x450
[  317.398383][ T6686]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  317.398412][ T6686]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  317.398438][ T6686]  gfs2_fill_super+0x13c0/0x20d0
[  317.398465][ T6686]  ? __pfx_gfs2_fill_super+0x10/0x10
[  317.398488][ T6686]  ? sb_set_blocksize+0x104/0x180
[  317.398513][ T6686]  ? setup_bdev_super+0x4c1/0x5b0
[  317.398536][ T6686]  get_tree_bdev_flags+0x40e/0x4d0
[  317.398558][ T6686]  ? __pfx_gfs2_fill_super+0x10/0x10
[  317.398578][ T6686]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  317.398604][ T6686]  gfs2_get_tree+0x51/0x1e0
[  317.398625][ T6686]  vfs_get_tree+0x92/0x2b0
[  317.398648][ T6686]  do_new_mount+0x2a2/0xa30
[  317.398672][ T6686]  ? ns_capable+0x8a/0xf0
[  317.398697][ T6686]  ? __pfx_do_new_mount+0x10/0x10
[  317.398718][ T6686]  ? path_mount+0x61c/0xfe0
[  317.398740][ T6686]  ? user_path_at+0x44/0x60
[  317.398761][ T6686]  __se_sys_mount+0x317/0x410
[  317.398788][ T6686]  ? __pfx___se_sys_mount+0x10/0x10
[  317.398813][ T6686]  ? rcu_is_watching+0x15/0xb0
[  317.398845][ T6686]  ? __x64_sys_mount+0x20/0xc0
[  317.398869][ T6686]  do_syscall_64+0xfa/0xfa0
[  317.398892][ T6686]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.398911][ T6686]  ? clear_bhb_loop+0x60/0xb0
[  317.398931][ T6686]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.398950][ T6686] RIP: 0033:0x7f7b3059038a
[  317.398967][ T6686] 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
[  317.398984][ T6686] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  317.399006][ T6686] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  317.399021][ T6686] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  317.399035][ T6686] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  317.399047][ T6686] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  317.399060][ T6686] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  317.399082][ T6686]  </TASK>
[  317.399122][ T6686] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  317.717920][ T6686] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  318.040580][ T6689] loop1: detected capacity change from 0 to 32768
[  318.052845][ T6689] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  318.060498][ T6689] CPU: 1 UID: 0 PID: 6689 Comm: syz.1.215 Not tainted syzkaller #0 PREEMPT(full) 
[  318.060523][ T6689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  318.060536][ T6689] Call Trace:
[  318.060543][ T6689]  <TASK>
[  318.060552][ T6689]  dump_stack_lvl+0x189/0x250
[  318.060580][ T6689]  ? __pfx_dump_stack_lvl+0x10/0x10
[  318.060603][ T6689]  ? __pfx__printk+0x10/0x10
[  318.060627][ T6689]  ? kernfs_root+0x1c/0x230
[  318.060645][ T6689]  ? kernfs_path_from_node+0x250/0x290
[  318.060661][ T6689]  ? kernfs_path_from_node+0x2f/0x290
[  318.060679][ T6689]  sysfs_create_dir_ns+0x259/0x280
[  318.060708][ T6689]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  318.060735][ T6689]  ? do_raw_spin_unlock+0x122/0x240
[  318.060757][ T6689]  kobject_add_internal+0x59f/0xb40
[  318.060784][ T6689]  kobject_init_and_add+0x125/0x190
[  318.060809][ T6689]  ? __pfx_kobject_init_and_add+0x10/0x10
[  318.060831][ T6689]  ? __raw_spin_lock_init+0x45/0x100
[  318.060850][ T6689]  ? __init_swait_queue_head+0xa9/0x150
[  318.060869][ T6689]  gfs2_sys_fs_add+0x234/0x450
[  318.060897][ T6689]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  318.060923][ T6689]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  318.060950][ T6689]  gfs2_fill_super+0x13c0/0x20d0
[  318.060977][ T6689]  ? __pfx_gfs2_fill_super+0x10/0x10
[  318.060998][ T6689]  ? sb_set_blocksize+0x104/0x180
[  318.061025][ T6689]  ? setup_bdev_super+0x4c1/0x5b0
[  318.061047][ T6689]  get_tree_bdev_flags+0x40e/0x4d0
[  318.061068][ T6689]  ? __pfx_gfs2_fill_super+0x10/0x10
[  318.061088][ T6689]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  318.061113][ T6689]  gfs2_get_tree+0x51/0x1e0
[  318.061134][ T6689]  vfs_get_tree+0x92/0x2b0
[  318.061156][ T6689]  do_new_mount+0x2a2/0xa30
[  318.061180][ T6689]  ? ns_capable+0x8a/0xf0
[  318.061205][ T6689]  ? __pfx_do_new_mount+0x10/0x10
[  318.061226][ T6689]  ? path_mount+0x61c/0xfe0
[  318.061245][ T6689]  ? user_path_at+0x44/0x60
[  318.061266][ T6689]  __se_sys_mount+0x317/0x410
[  318.061292][ T6689]  ? __pfx___se_sys_mount+0x10/0x10
[  318.061315][ T6689]  ? rcu_is_watching+0x15/0xb0
[  318.061340][ T6689]  ? __x64_sys_mount+0x20/0xc0
[  318.061364][ T6689]  do_syscall_64+0xfa/0xfa0
[  318.061386][ T6689]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.061406][ T6689]  ? clear_bhb_loop+0x60/0xb0
[  318.061426][ T6689]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.061443][ T6689] RIP: 0033:0x7f7b3059038a
[  318.061460][ T6689] 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
[  318.061475][ T6689] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  318.061507][ T6689] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  318.061521][ T6689] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  318.061534][ T6689] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  318.061547][ T6689] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  318.061560][ T6689] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  318.061581][ T6689]  </TASK>
[  318.061601][ T6689] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  318.375406][ T6689] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  318.702059][ T6692] loop1: detected capacity change from 0 to 32768
[  318.718139][ T6692] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  318.725911][ T6692] CPU: 0 UID: 0 PID: 6692 Comm: syz.1.216 Not tainted syzkaller #0 PREEMPT(full) 
[  318.725936][ T6692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  318.725947][ T6692] Call Trace:
[  318.725954][ T6692]  <TASK>
[  318.725963][ T6692]  dump_stack_lvl+0x189/0x250
[  318.725990][ T6692]  ? __pfx_dump_stack_lvl+0x10/0x10
[  318.726011][ T6692]  ? __pfx__printk+0x10/0x10
[  318.726033][ T6692]  ? kernfs_root+0x1c/0x230
[  318.726052][ T6692]  ? kernfs_path_from_node+0x250/0x290
[  318.726067][ T6692]  ? kernfs_path_from_node+0x2f/0x290
[  318.726084][ T6692]  sysfs_create_dir_ns+0x259/0x280
[  318.726111][ T6692]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  318.726137][ T6692]  ? do_raw_spin_unlock+0x122/0x240
[  318.726157][ T6692]  kobject_add_internal+0x59f/0xb40
[  318.726184][ T6692]  kobject_init_and_add+0x125/0x190
[  318.726215][ T6692]  ? __pfx_kobject_init_and_add+0x10/0x10
[  318.726237][ T6692]  ? __raw_spin_lock_init+0x45/0x100
[  318.726255][ T6692]  ? __init_swait_queue_head+0xa9/0x150
[  318.726274][ T6692]  gfs2_sys_fs_add+0x234/0x450
[  318.726300][ T6692]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  318.726326][ T6692]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  318.726352][ T6692]  gfs2_fill_super+0x13c0/0x20d0
[  318.726377][ T6692]  ? __pfx_gfs2_fill_super+0x10/0x10
[  318.726398][ T6692]  ? sb_set_blocksize+0x104/0x180
[  318.726423][ T6692]  ? setup_bdev_super+0x4c1/0x5b0
[  318.726445][ T6692]  get_tree_bdev_flags+0x40e/0x4d0
[  318.726464][ T6692]  ? __pfx_gfs2_fill_super+0x10/0x10
[  318.726483][ T6692]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  318.726507][ T6692]  gfs2_get_tree+0x51/0x1e0
[  318.726527][ T6692]  vfs_get_tree+0x92/0x2b0
[  318.726548][ T6692]  do_new_mount+0x2a2/0xa30
[  318.726571][ T6692]  ? ns_capable+0x8a/0xf0
[  318.726594][ T6692]  ? __pfx_do_new_mount+0x10/0x10
[  318.726615][ T6692]  ? path_mount+0x61c/0xfe0
[  318.726635][ T6692]  ? user_path_at+0x44/0x60
[  318.726654][ T6692]  __se_sys_mount+0x317/0x410
[  318.726678][ T6692]  ? __pfx___se_sys_mount+0x10/0x10
[  318.726702][ T6692]  ? rcu_is_watching+0x15/0xb0
[  318.726725][ T6692]  ? __x64_sys_mount+0x20/0xc0
[  318.726747][ T6692]  do_syscall_64+0xfa/0xfa0
[  318.726768][ T6692]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.726786][ T6692]  ? clear_bhb_loop+0x60/0xb0
[  318.726805][ T6692]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.726822][ T6692] RIP: 0033:0x7f7b3059038a
[  318.726838][ T6692] 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
[  318.726854][ T6692] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  318.726875][ T6692] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  318.726890][ T6692] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  318.726902][ T6692] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  318.726914][ T6692] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  318.726926][ T6692] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  318.726946][ T6692]  </TASK>
[  318.726963][ T6692] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  319.042827][ T6692] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/08/25 22:13:43 executed programs: 202
[  319.377941][ T6695] loop1: detected capacity change from 0 to 32768
[  319.394280][ T6695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  319.401791][ T6695] CPU: 1 UID: 0 PID: 6695 Comm: syz.1.217 Not tainted syzkaller #0 PREEMPT(full) 
[  319.401816][ T6695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  319.401827][ T6695] Call Trace:
[  319.401835][ T6695]  <TASK>
[  319.401843][ T6695]  dump_stack_lvl+0x189/0x250
[  319.401872][ T6695]  ? __pfx_dump_stack_lvl+0x10/0x10
[  319.401895][ T6695]  ? __pfx__printk+0x10/0x10
[  319.401917][ T6695]  ? kernfs_root+0x1c/0x230
[  319.401937][ T6695]  ? kernfs_path_from_node+0x250/0x290
[  319.401953][ T6695]  ? kernfs_path_from_node+0x2f/0x290
[  319.401972][ T6695]  sysfs_create_dir_ns+0x259/0x280
[  319.401999][ T6695]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  319.402027][ T6695]  ? do_raw_spin_unlock+0x122/0x240
[  319.402049][ T6695]  kobject_add_internal+0x59f/0xb40
[  319.402075][ T6695]  kobject_init_and_add+0x125/0x190
[  319.402100][ T6695]  ? __pfx_kobject_init_and_add+0x10/0x10
[  319.402123][ T6695]  ? __raw_spin_lock_init+0x45/0x100
[  319.402142][ T6695]  ? __init_swait_queue_head+0xa9/0x150
[  319.402160][ T6695]  gfs2_sys_fs_add+0x234/0x450
[  319.402187][ T6695]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  319.402214][ T6695]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  319.402241][ T6695]  gfs2_fill_super+0x13c0/0x20d0
[  319.402268][ T6695]  ? __pfx_gfs2_fill_super+0x10/0x10
[  319.402290][ T6695]  ? sb_set_blocksize+0x104/0x180
[  319.402314][ T6695]  ? setup_bdev_super+0x4c1/0x5b0
[  319.402337][ T6695]  get_tree_bdev_flags+0x40e/0x4d0
[  319.402358][ T6695]  ? __pfx_gfs2_fill_super+0x10/0x10
[  319.402377][ T6695]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  319.402403][ T6695]  gfs2_get_tree+0x51/0x1e0
[  319.402423][ T6695]  vfs_get_tree+0x92/0x2b0
[  319.402446][ T6695]  do_new_mount+0x2a2/0xa30
[  319.402481][ T6695]  ? ns_capable+0x8a/0xf0
[  319.402505][ T6695]  ? __pfx_do_new_mount+0x10/0x10
[  319.402531][ T6695]  ? path_mount+0x61c/0xfe0
[  319.402551][ T6695]  ? user_path_at+0x44/0x60
[  319.402571][ T6695]  __se_sys_mount+0x317/0x410
[  319.402597][ T6695]  ? __pfx___se_sys_mount+0x10/0x10
[  319.402621][ T6695]  ? rcu_is_watching+0x15/0xb0
[  319.402646][ T6695]  ? __x64_sys_mount+0x20/0xc0
[  319.402670][ T6695]  do_syscall_64+0xfa/0xfa0
[  319.402692][ T6695]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.402712][ T6695]  ? clear_bhb_loop+0x60/0xb0
[  319.402732][ T6695]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.402749][ T6695] RIP: 0033:0x7f7b3059038a
[  319.402766][ T6695] 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
[  319.402783][ T6695] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  319.402804][ T6695] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  319.402818][ T6695] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  319.402831][ T6695] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  319.402845][ T6695] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  319.402857][ T6695] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  319.402878][ T6695]  </TASK>
[  319.702399][ T6695] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  319.717037][ T6695] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  320.051605][ T6698] loop1: detected capacity change from 0 to 32768
[  320.061580][ T6698] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  320.069772][ T6698] CPU: 1 UID: 0 PID: 6698 Comm: syz.1.218 Not tainted syzkaller #0 PREEMPT(full) 
[  320.069797][ T6698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  320.069809][ T6698] Call Trace:
[  320.069817][ T6698]  <TASK>
[  320.069825][ T6698]  dump_stack_lvl+0x189/0x250
[  320.069853][ T6698]  ? __pfx_dump_stack_lvl+0x10/0x10
[  320.069875][ T6698]  ? __pfx__printk+0x10/0x10
[  320.069899][ T6698]  ? kernfs_root+0x1c/0x230
[  320.069919][ T6698]  ? kernfs_path_from_node+0x250/0x290
[  320.069934][ T6698]  ? kernfs_path_from_node+0x2f/0x290
[  320.069953][ T6698]  sysfs_create_dir_ns+0x259/0x280
[  320.069981][ T6698]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  320.070008][ T6698]  ? do_raw_spin_unlock+0x122/0x240
[  320.070029][ T6698]  kobject_add_internal+0x59f/0xb40
[  320.070056][ T6698]  kobject_init_and_add+0x125/0x190
[  320.070081][ T6698]  ? __pfx_kobject_init_and_add+0x10/0x10
[  320.070104][ T6698]  ? __raw_spin_lock_init+0x45/0x100
[  320.070121][ T6698]  ? __init_swait_queue_head+0xa9/0x150
[  320.070140][ T6698]  gfs2_sys_fs_add+0x234/0x450
[  320.070168][ T6698]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  320.070196][ T6698]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  320.070222][ T6698]  gfs2_fill_super+0x13c0/0x20d0
[  320.070249][ T6698]  ? __pfx_gfs2_fill_super+0x10/0x10
[  320.070271][ T6698]  ? sb_set_blocksize+0x104/0x180
[  320.070296][ T6698]  ? setup_bdev_super+0x4c1/0x5b0
[  320.070319][ T6698]  get_tree_bdev_flags+0x40e/0x4d0
[  320.070340][ T6698]  ? __pfx_gfs2_fill_super+0x10/0x10
[  320.070375][ T6698]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  320.070402][ T6698]  gfs2_get_tree+0x51/0x1e0
[  320.070424][ T6698]  vfs_get_tree+0x92/0x2b0
[  320.070446][ T6698]  do_new_mount+0x2a2/0xa30
[  320.070470][ T6698]  ? ns_capable+0x8a/0xf0
[  320.070494][ T6698]  ? __pfx_do_new_mount+0x10/0x10
[  320.070515][ T6698]  ? path_mount+0x61c/0xfe0
[  320.070535][ T6698]  ? user_path_at+0x44/0x60
[  320.070553][ T6698]  __se_sys_mount+0x317/0x410
[  320.070578][ T6698]  ? __pfx___se_sys_mount+0x10/0x10
[  320.070602][ T6698]  ? rcu_is_watching+0x15/0xb0
[  320.070625][ T6698]  ? __x64_sys_mount+0x20/0xc0
[  320.070647][ T6698]  do_syscall_64+0xfa/0xfa0
[  320.070667][ T6698]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  320.070685][ T6698]  ? clear_bhb_loop+0x60/0xb0
[  320.070703][ T6698]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  320.070719][ T6698] RIP: 0033:0x7f7b3059038a
[  320.070735][ T6698] 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
[  320.070752][ T6698] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  320.070773][ T6698] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  320.070787][ T6698] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  320.070801][ T6698] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  320.070814][ T6698] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  320.070827][ T6698] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  320.070847][ T6698]  </TASK>
[  320.070866][ T6698] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  320.384470][ T6698] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  320.715294][ T6701] loop1: detected capacity change from 0 to 32768
[  320.724349][ T6701] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  320.731761][ T6701] CPU: 1 UID: 0 PID: 6701 Comm: syz.1.219 Not tainted syzkaller #0 PREEMPT(full) 
[  320.731784][ T6701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  320.731795][ T6701] Call Trace:
[  320.731803][ T6701]  <TASK>
[  320.731810][ T6701]  dump_stack_lvl+0x189/0x250
[  320.731839][ T6701]  ? __pfx_dump_stack_lvl+0x10/0x10
[  320.731860][ T6701]  ? __pfx__printk+0x10/0x10
[  320.731883][ T6701]  ? kernfs_root+0x1c/0x230
[  320.731902][ T6701]  ? kernfs_path_from_node+0x250/0x290
[  320.731918][ T6701]  ? kernfs_path_from_node+0x2f/0x290
[  320.731935][ T6701]  sysfs_create_dir_ns+0x259/0x280
[  320.731961][ T6701]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  320.731986][ T6701]  ? do_raw_spin_unlock+0x122/0x240
[  320.732007][ T6701]  kobject_add_internal+0x59f/0xb40
[  320.732032][ T6701]  kobject_init_and_add+0x125/0x190
[  320.732056][ T6701]  ? __pfx_kobject_init_and_add+0x10/0x10
[  320.732078][ T6701]  ? __raw_spin_lock_init+0x45/0x100
[  320.732097][ T6701]  ? __init_swait_queue_head+0xa9/0x150
[  320.732117][ T6701]  gfs2_sys_fs_add+0x234/0x450
[  320.732144][ T6701]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  320.732172][ T6701]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  320.732196][ T6701]  gfs2_fill_super+0x13c0/0x20d0
[  320.732220][ T6701]  ? __pfx_gfs2_fill_super+0x10/0x10
[  320.732241][ T6701]  ? sb_set_blocksize+0x104/0x180
[  320.732266][ T6701]  ? setup_bdev_super+0x4c1/0x5b0
[  320.732289][ T6701]  get_tree_bdev_flags+0x40e/0x4d0
[  320.732309][ T6701]  ? __pfx_gfs2_fill_super+0x10/0x10
[  320.732329][ T6701]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  320.732355][ T6701]  gfs2_get_tree+0x51/0x1e0
[  320.732376][ T6701]  vfs_get_tree+0x92/0x2b0
[  320.732398][ T6701]  do_new_mount+0x2a2/0xa30
[  320.732423][ T6701]  ? ns_capable+0x8a/0xf0
[  320.732582][ T6701]  ? __pfx_do_new_mount+0x10/0x10
[  320.732611][ T6701]  ? path_mount+0x61c/0xfe0
[  320.732631][ T6701]  ? user_path_at+0x44/0x60
[  320.732650][ T6701]  __se_sys_mount+0x317/0x410
[  320.732675][ T6701]  ? __pfx___se_sys_mount+0x10/0x10
[  320.732699][ T6701]  ? rcu_is_watching+0x15/0xb0
[  320.732724][ T6701]  ? __x64_sys_mount+0x20/0xc0
[  320.732747][ T6701]  do_syscall_64+0xfa/0xfa0
[  320.732770][ T6701]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  320.732788][ T6701]  ? clear_bhb_loop+0x60/0xb0
[  320.732807][ T6701]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  320.732825][ T6701] RIP: 0033:0x7f7b3059038a
[  320.732843][ T6701] 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
[  320.732857][ T6701] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  320.732879][ T6701] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  320.732893][ T6701] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  320.732906][ T6701] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  320.732920][ T6701] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  320.732933][ T6701] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  320.732951][ T6701]  </TASK>
[  321.033035][ T6701] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  321.047223][ T6701] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  321.372063][ T6704] loop1: detected capacity change from 0 to 32768
[  321.380908][ T6704] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  321.389285][ T6704] CPU: 1 UID: 0 PID: 6704 Comm: syz.1.220 Not tainted syzkaller #0 PREEMPT(full) 
[  321.389311][ T6704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  321.389322][ T6704] Call Trace:
[  321.389330][ T6704]  <TASK>
[  321.389338][ T6704]  dump_stack_lvl+0x189/0x250
[  321.389365][ T6704]  ? __pfx_dump_stack_lvl+0x10/0x10
[  321.389387][ T6704]  ? __pfx__printk+0x10/0x10
[  321.389410][ T6704]  ? kernfs_root+0x1c/0x230
[  321.389430][ T6704]  ? kernfs_path_from_node+0x250/0x290
[  321.389446][ T6704]  ? kernfs_path_from_node+0x2f/0x290
[  321.389464][ T6704]  sysfs_create_dir_ns+0x259/0x280
[  321.389492][ T6704]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  321.389520][ T6704]  ? do_raw_spin_unlock+0x122/0x240
[  321.389541][ T6704]  kobject_add_internal+0x59f/0xb40
[  321.389567][ T6704]  kobject_init_and_add+0x125/0x190
[  321.389591][ T6704]  ? __pfx_kobject_init_and_add+0x10/0x10
[  321.389614][ T6704]  ? __raw_spin_lock_init+0x45/0x100
[  321.389632][ T6704]  ? __init_swait_queue_head+0xa9/0x150
[  321.389650][ T6704]  gfs2_sys_fs_add+0x234/0x450
[  321.389677][ T6704]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  321.389704][ T6704]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  321.389731][ T6704]  gfs2_fill_super+0x13c0/0x20d0
[  321.389758][ T6704]  ? __pfx_gfs2_fill_super+0x10/0x10
[  321.389780][ T6704]  ? sb_set_blocksize+0x104/0x180
[  321.389804][ T6704]  ? setup_bdev_super+0x4c1/0x5b0
[  321.389828][ T6704]  get_tree_bdev_flags+0x40e/0x4d0
[  321.389850][ T6704]  ? __pfx_gfs2_fill_super+0x10/0x10
[  321.389869][ T6704]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  321.389893][ T6704]  gfs2_get_tree+0x51/0x1e0
[  321.389913][ T6704]  vfs_get_tree+0x92/0x2b0
[  321.389934][ T6704]  do_new_mount+0x2a2/0xa30
[  321.389957][ T6704]  ? ns_capable+0x8a/0xf0
[  321.389979][ T6704]  ? __pfx_do_new_mount+0x10/0x10
[  321.390000][ T6704]  ? path_mount+0x61c/0xfe0
[  321.390020][ T6704]  ? user_path_at+0x44/0x60
[  321.390040][ T6704]  __se_sys_mount+0x317/0x410
[  321.390066][ T6704]  ? __pfx___se_sys_mount+0x10/0x10
[  321.390091][ T6704]  ? rcu_is_watching+0x15/0xb0
[  321.390115][ T6704]  ? __x64_sys_mount+0x20/0xc0
[  321.390137][ T6704]  do_syscall_64+0xfa/0xfa0
[  321.390159][ T6704]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.390177][ T6704]  ? clear_bhb_loop+0x60/0xb0
[  321.390196][ T6704]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.390223][ T6704] RIP: 0033:0x7f7b3059038a
[  321.390240][ T6704] 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
[  321.390256][ T6704] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  321.390278][ T6704] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  321.390292][ T6704] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  321.390306][ T6704] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  321.390319][ T6704] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  321.390332][ T6704] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  321.390353][ T6704]  </TASK>
[  321.390372][ T6704] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  321.704276][ T6704] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  322.035780][ T6707] loop1: detected capacity change from 0 to 32768
[  322.051562][ T6707] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  322.059233][ T6707] CPU: 0 UID: 0 PID: 6707 Comm: syz.1.221 Not tainted syzkaller #0 PREEMPT(full) 
[  322.059259][ T6707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  322.059271][ T6707] Call Trace:
[  322.059278][ T6707]  <TASK>
[  322.059286][ T6707]  dump_stack_lvl+0x189/0x250
[  322.059314][ T6707]  ? __pfx_dump_stack_lvl+0x10/0x10
[  322.059337][ T6707]  ? __pfx__printk+0x10/0x10
[  322.059361][ T6707]  ? kernfs_root+0x1c/0x230
[  322.059381][ T6707]  ? kernfs_path_from_node+0x250/0x290
[  322.059397][ T6707]  ? kernfs_path_from_node+0x2f/0x290
[  322.059416][ T6707]  sysfs_create_dir_ns+0x259/0x280
[  322.059442][ T6707]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  322.059469][ T6707]  ? do_raw_spin_unlock+0x122/0x240
[  322.059490][ T6707]  kobject_add_internal+0x59f/0xb40
[  322.059517][ T6707]  kobject_init_and_add+0x125/0x190
[  322.059542][ T6707]  ? __pfx_kobject_init_and_add+0x10/0x10
[  322.059565][ T6707]  ? __raw_spin_lock_init+0x45/0x100
[  322.059582][ T6707]  ? __init_swait_queue_head+0xa9/0x150
[  322.059597][ T6707]  gfs2_sys_fs_add+0x234/0x450
[  322.059618][ T6707]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  322.059640][ T6707]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  322.059661][ T6707]  gfs2_fill_super+0x13c0/0x20d0
[  322.059682][ T6707]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.059698][ T6707]  ? sb_set_blocksize+0x104/0x180
[  322.059719][ T6707]  ? setup_bdev_super+0x4c1/0x5b0
[  322.059737][ T6707]  get_tree_bdev_flags+0x40e/0x4d0
[  322.059754][ T6707]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.059769][ T6707]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  322.059790][ T6707]  gfs2_get_tree+0x51/0x1e0
[  322.059806][ T6707]  vfs_get_tree+0x92/0x2b0
[  322.059823][ T6707]  do_new_mount+0x2a2/0xa30
[  322.059842][ T6707]  ? ns_capable+0x8a/0xf0
[  322.059862][ T6707]  ? __pfx_do_new_mount+0x10/0x10
[  322.059879][ T6707]  ? path_mount+0x61c/0xfe0
[  322.059895][ T6707]  ? user_path_at+0x44/0x60
[  322.059911][ T6707]  __se_sys_mount+0x317/0x410
[  322.059931][ T6707]  ? __pfx___se_sys_mount+0x10/0x10
[  322.059950][ T6707]  ? rcu_is_watching+0x15/0xb0
[  322.059971][ T6707]  ? __x64_sys_mount+0x20/0xc0
[  322.059990][ T6707]  do_syscall_64+0xfa/0xfa0
[  322.060007][ T6707]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.060022][ T6707]  ? clear_bhb_loop+0x60/0xb0
[  322.060037][ T6707]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.060051][ T6707] RIP: 0033:0x7f7b3059038a
[  322.060066][ T6707] 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
[  322.060079][ T6707] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  322.060097][ T6707] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  322.060109][ T6707] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  322.060119][ T6707] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  322.060130][ T6707] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  322.060140][ T6707] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  322.060156][ T6707]  </TASK>
[  322.060177][ T6707] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  322.375503][ T6707] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  322.718204][ T6710] loop1: detected capacity change from 0 to 32768
[  322.733421][ T6710] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  322.740852][ T6710] CPU: 0 UID: 0 PID: 6710 Comm: syz.1.222 Not tainted syzkaller #0 PREEMPT(full) 
[  322.740879][ T6710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  322.740891][ T6710] Call Trace:
[  322.740899][ T6710]  <TASK>
[  322.740907][ T6710]  dump_stack_lvl+0x189/0x250
[  322.740935][ T6710]  ? __pfx_dump_stack_lvl+0x10/0x10
[  322.740957][ T6710]  ? __pfx__printk+0x10/0x10
[  322.740981][ T6710]  ? kernfs_root+0x1c/0x230
[  322.741000][ T6710]  ? kernfs_path_from_node+0x250/0x290
[  322.741025][ T6710]  ? kernfs_path_from_node+0x2f/0x290
[  322.741043][ T6710]  sysfs_create_dir_ns+0x259/0x280
[  322.741071][ T6710]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  322.741106][ T6710]  ? do_raw_spin_unlock+0x122/0x240
[  322.741128][ T6710]  kobject_add_internal+0x59f/0xb40
[  322.741155][ T6710]  kobject_init_and_add+0x125/0x190
[  322.741180][ T6710]  ? __pfx_kobject_init_and_add+0x10/0x10
[  322.741203][ T6710]  ? __raw_spin_lock_init+0x45/0x100
[  322.741222][ T6710]  ? __init_swait_queue_head+0xa9/0x150
[  322.741242][ T6710]  gfs2_sys_fs_add+0x234/0x450
[  322.741268][ T6710]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  322.741296][ T6710]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  322.741323][ T6710]  gfs2_fill_super+0x13c0/0x20d0
[  322.741349][ T6710]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.741370][ T6710]  ? sb_set_blocksize+0x104/0x180
[  322.741396][ T6710]  ? setup_bdev_super+0x4c1/0x5b0
[  322.741418][ T6710]  get_tree_bdev_flags+0x40e/0x4d0
[  322.741440][ T6710]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.741459][ T6710]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  322.741485][ T6710]  gfs2_get_tree+0x51/0x1e0
[  322.741506][ T6710]  vfs_get_tree+0x92/0x2b0
[  322.741528][ T6710]  do_new_mount+0x2a2/0xa30
[  322.741553][ T6710]  ? ns_capable+0x8a/0xf0
[  322.741578][ T6710]  ? __pfx_do_new_mount+0x10/0x10
[  322.741599][ T6710]  ? path_mount+0x61c/0xfe0
[  322.741618][ T6710]  ? user_path_at+0x44/0x60
[  322.741639][ T6710]  __se_sys_mount+0x317/0x410
[  322.741665][ T6710]  ? __pfx___se_sys_mount+0x10/0x10
[  322.741689][ T6710]  ? rcu_is_watching+0x15/0xb0
[  322.741713][ T6710]  ? __x64_sys_mount+0x20/0xc0
[  322.741737][ T6710]  do_syscall_64+0xfa/0xfa0
[  322.741760][ T6710]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.741778][ T6710]  ? clear_bhb_loop+0x60/0xb0
[  322.741799][ T6710]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.741817][ T6710] RIP: 0033:0x7f7b3059038a
[  322.741834][ T6710] 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
[  322.741851][ T6710] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  322.741873][ T6710] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  322.741888][ T6710] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  322.741902][ T6710] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  322.741915][ T6710] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  322.741928][ T6710] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  322.741947][ T6710]  </TASK>
[  322.741967][ T6710] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  323.057579][ T6710] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  323.389656][ T6713] loop1: detected capacity change from 0 to 32768
[  323.402778][ T6713] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  323.410214][ T6713] CPU: 1 UID: 0 PID: 6713 Comm: syz.1.223 Not tainted syzkaller #0 PREEMPT(full) 
[  323.410238][ T6713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  323.410248][ T6713] Call Trace:
[  323.410255][ T6713]  <TASK>
[  323.410263][ T6713]  dump_stack_lvl+0x189/0x250
[  323.410289][ T6713]  ? __pfx_dump_stack_lvl+0x10/0x10
[  323.410310][ T6713]  ? __pfx__printk+0x10/0x10
[  323.410330][ T6713]  ? kernfs_root+0x1c/0x230
[  323.410348][ T6713]  ? kernfs_path_from_node+0x250/0x290
[  323.410363][ T6713]  ? kernfs_path_from_node+0x2f/0x290
[  323.410389][ T6713]  sysfs_create_dir_ns+0x259/0x280
[  323.410416][ T6713]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  323.410443][ T6713]  ? do_raw_spin_unlock+0x122/0x240
[  323.410464][ T6713]  kobject_add_internal+0x59f/0xb40
[  323.410492][ T6713]  kobject_init_and_add+0x125/0x190
[  323.410517][ T6713]  ? __pfx_kobject_init_and_add+0x10/0x10
[  323.410540][ T6713]  ? __raw_spin_lock_init+0x45/0x100
[  323.410559][ T6713]  ? __init_swait_queue_head+0xa9/0x150
[  323.410578][ T6713]  gfs2_sys_fs_add+0x234/0x450
[  323.410606][ T6713]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  323.410634][ T6713]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  323.410661][ T6713]  gfs2_fill_super+0x13c0/0x20d0
[  323.410683][ T6713]  ? __pfx_gfs2_fill_super+0x10/0x10
[  323.410704][ T6713]  ? sb_set_blocksize+0x104/0x180
[  323.410728][ T6713]  ? setup_bdev_super+0x4c1/0x5b0
[  323.410749][ T6713]  get_tree_bdev_flags+0x40e/0x4d0
[  323.410771][ T6713]  ? __pfx_gfs2_fill_super+0x10/0x10
[  323.410791][ T6713]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  323.410827][ T6713]  gfs2_get_tree+0x51/0x1e0
[  323.410849][ T6713]  vfs_get_tree+0x92/0x2b0
[  323.410872][ T6713]  do_new_mount+0x2a2/0xa30
[  323.410896][ T6713]  ? ns_capable+0x8a/0xf0
[  323.410917][ T6713]  ? __pfx_do_new_mount+0x10/0x10
[  323.410936][ T6713]  ? path_mount+0x61c/0xfe0
[  323.410955][ T6713]  ? user_path_at+0x44/0x60
[  323.410974][ T6713]  __se_sys_mount+0x317/0x410
[  323.410998][ T6713]  ? __pfx___se_sys_mount+0x10/0x10
[  323.411023][ T6713]  ? rcu_is_watching+0x15/0xb0
[  323.411047][ T6713]  ? __x64_sys_mount+0x20/0xc0
[  323.411070][ T6713]  do_syscall_64+0xfa/0xfa0
[  323.411091][ T6713]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  323.411110][ T6713]  ? clear_bhb_loop+0x60/0xb0
[  323.411128][ T6713]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  323.411146][ T6713] RIP: 0033:0x7f7b3059038a
[  323.411163][ T6713] 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
[  323.411179][ T6713] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  323.411201][ T6713] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  323.411215][ T6713] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  323.411228][ T6713] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  323.411240][ T6713] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  323.411252][ T6713] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  323.411272][ T6713]  </TASK>
[  323.713159][ T6713] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  323.727825][ T6713] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  324.053735][ T6716] loop1: detected capacity change from 0 to 32768
[  324.067974][ T6716] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  324.075467][ T6716] CPU: 1 UID: 0 PID: 6716 Comm: syz.1.224 Not tainted syzkaller #0 PREEMPT(full) 
[  324.075494][ T6716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  324.075505][ T6716] Call Trace:
[  324.075513][ T6716]  <TASK>
[  324.075521][ T6716]  dump_stack_lvl+0x189/0x250
[  324.075548][ T6716]  ? __pfx_dump_stack_lvl+0x10/0x10
[  324.075570][ T6716]  ? __pfx__printk+0x10/0x10
[  324.075591][ T6716]  ? kernfs_root+0x1c/0x230
[  324.075610][ T6716]  ? kernfs_path_from_node+0x250/0x290
[  324.075625][ T6716]  ? kernfs_path_from_node+0x2f/0x290
[  324.075642][ T6716]  sysfs_create_dir_ns+0x259/0x280
[  324.075669][ T6716]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  324.075695][ T6716]  ? do_raw_spin_unlock+0x122/0x240
[  324.075715][ T6716]  kobject_add_internal+0x59f/0xb40
[  324.075741][ T6716]  kobject_init_and_add+0x125/0x190
[  324.075764][ T6716]  ? __pfx_kobject_init_and_add+0x10/0x10
[  324.075786][ T6716]  ? __raw_spin_lock_init+0x45/0x100
[  324.075805][ T6716]  ? __init_swait_queue_head+0xa9/0x150
[  324.075823][ T6716]  gfs2_sys_fs_add+0x234/0x450
[  324.075849][ T6716]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  324.075875][ T6716]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  324.075900][ T6716]  gfs2_fill_super+0x13c0/0x20d0
[  324.075925][ T6716]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.075945][ T6716]  ? sb_set_blocksize+0x104/0x180
[  324.075969][ T6716]  ? setup_bdev_super+0x4c1/0x5b0
[  324.075991][ T6716]  get_tree_bdev_flags+0x40e/0x4d0
[  324.076011][ T6716]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.076031][ T6716]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  324.076055][ T6716]  gfs2_get_tree+0x51/0x1e0
[  324.076075][ T6716]  vfs_get_tree+0x92/0x2b0
[  324.076097][ T6716]  do_new_mount+0x2a2/0xa30
[  324.076120][ T6716]  ? ns_capable+0x8a/0xf0
[  324.076144][ T6716]  ? __pfx_do_new_mount+0x10/0x10
[  324.076165][ T6716]  ? path_mount+0x61c/0xfe0
[  324.076185][ T6716]  ? user_path_at+0x44/0x60
[  324.076212][ T6716]  __se_sys_mount+0x317/0x410
[  324.076236][ T6716]  ? __pfx___se_sys_mount+0x10/0x10
[  324.076266][ T6716]  ? rcu_is_watching+0x15/0xb0
[  324.076290][ T6716]  ? __x64_sys_mount+0x20/0xc0
[  324.076313][ T6716]  do_syscall_64+0xfa/0xfa0
[  324.076334][ T6716]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.076351][ T6716]  ? clear_bhb_loop+0x60/0xb0
[  324.076370][ T6716]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.076387][ T6716] RIP: 0033:0x7f7b3059038a
[  324.076404][ T6716] 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
[  324.076420][ T6716] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  324.076441][ T6716] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  324.076455][ T6716] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  324.076467][ T6716] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  324.076479][ T6716] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  324.076492][ T6716] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  324.076511][ T6716]  </TASK>
[  324.076548][ T6716] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  324.389387][ T6716] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/08/25 22:13:49 executed programs: 210
[  324.719809][ T6719] loop1: detected capacity change from 0 to 32768
[  324.731598][ T6719] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  324.739772][ T6719] CPU: 1 UID: 0 PID: 6719 Comm: syz.1.225 Not tainted syzkaller #0 PREEMPT(full) 
[  324.739797][ T6719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  324.739809][ T6719] Call Trace:
[  324.739815][ T6719]  <TASK>
[  324.739823][ T6719]  dump_stack_lvl+0x189/0x250
[  324.739851][ T6719]  ? __pfx_dump_stack_lvl+0x10/0x10
[  324.739873][ T6719]  ? __pfx__printk+0x10/0x10
[  324.739896][ T6719]  ? kernfs_root+0x1c/0x230
[  324.739915][ T6719]  ? kernfs_path_from_node+0x250/0x290
[  324.739931][ T6719]  ? kernfs_path_from_node+0x2f/0x290
[  324.739949][ T6719]  sysfs_create_dir_ns+0x259/0x280
[  324.739976][ T6719]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  324.740003][ T6719]  ? do_raw_spin_unlock+0x122/0x240
[  324.740023][ T6719]  kobject_add_internal+0x59f/0xb40
[  324.740051][ T6719]  kobject_init_and_add+0x125/0x190
[  324.740077][ T6719]  ? __pfx_kobject_init_and_add+0x10/0x10
[  324.740099][ T6719]  ? __raw_spin_lock_init+0x45/0x100
[  324.740131][ T6719]  ? __init_swait_queue_head+0xa9/0x150
[  324.740151][ T6719]  gfs2_sys_fs_add+0x234/0x450
[  324.740179][ T6719]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  324.740204][ T6719]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  324.740231][ T6719]  gfs2_fill_super+0x13c0/0x20d0
[  324.740255][ T6719]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.740276][ T6719]  ? sb_set_blocksize+0x104/0x180
[  324.740300][ T6719]  ? setup_bdev_super+0x4c1/0x5b0
[  324.740322][ T6719]  get_tree_bdev_flags+0x40e/0x4d0
[  324.740343][ T6719]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.740370][ T6719]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  324.740396][ T6719]  gfs2_get_tree+0x51/0x1e0
[  324.740418][ T6719]  vfs_get_tree+0x92/0x2b0
[  324.740440][ T6719]  do_new_mount+0x2a2/0xa30
[  324.740465][ T6719]  ? ns_capable+0x8a/0xf0
[  324.740489][ T6719]  ? __pfx_do_new_mount+0x10/0x10
[  324.740511][ T6719]  ? path_mount+0x61c/0xfe0
[  324.740531][ T6719]  ? user_path_at+0x44/0x60
[  324.740551][ T6719]  __se_sys_mount+0x317/0x410
[  324.740577][ T6719]  ? __pfx___se_sys_mount+0x10/0x10
[  324.740602][ T6719]  ? rcu_is_watching+0x15/0xb0
[  324.740625][ T6719]  ? __x64_sys_mount+0x20/0xc0
[  324.740649][ T6719]  do_syscall_64+0xfa/0xfa0
[  324.740670][ T6719]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.740688][ T6719]  ? clear_bhb_loop+0x60/0xb0
[  324.740707][ T6719]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.740726][ T6719] RIP: 0033:0x7f7b3059038a
[  324.740743][ T6719] 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
[  324.740759][ T6719] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  324.740782][ T6719] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  324.740796][ T6719] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  324.740809][ T6719] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  324.740822][ T6719] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  324.740836][ T6719] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  324.740856][ T6719]  </TASK>
[  324.740876][ T6719] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  325.054894][ T6719] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  325.376513][ T6722] loop1: detected capacity change from 0 to 32768
[  325.387781][ T6722] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  325.395658][ T6722] CPU: 0 UID: 0 PID: 6722 Comm: syz.1.226 Not tainted syzkaller #0 PREEMPT(full) 
[  325.395685][ T6722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  325.395696][ T6722] Call Trace:
[  325.395704][ T6722]  <TASK>
[  325.395712][ T6722]  dump_stack_lvl+0x189/0x250
[  325.395741][ T6722]  ? __pfx_dump_stack_lvl+0x10/0x10
[  325.395763][ T6722]  ? __pfx__printk+0x10/0x10
[  325.395787][ T6722]  ? kernfs_root+0x1c/0x230
[  325.395806][ T6722]  ? kernfs_path_from_node+0x250/0x290
[  325.395821][ T6722]  ? kernfs_path_from_node+0x2f/0x290
[  325.395839][ T6722]  sysfs_create_dir_ns+0x259/0x280
[  325.395867][ T6722]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  325.395894][ T6722]  ? do_raw_spin_unlock+0x122/0x240
[  325.395916][ T6722]  kobject_add_internal+0x59f/0xb40
[  325.395944][ T6722]  kobject_init_and_add+0x125/0x190
[  325.395980][ T6722]  ? __pfx_kobject_init_and_add+0x10/0x10
[  325.396003][ T6722]  ? __raw_spin_lock_init+0x45/0x100
[  325.396022][ T6722]  ? __init_swait_queue_head+0xa9/0x150
[  325.396042][ T6722]  gfs2_sys_fs_add+0x234/0x450
[  325.396069][ T6722]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  325.396096][ T6722]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  325.396123][ T6722]  gfs2_fill_super+0x13c0/0x20d0
[  325.396150][ T6722]  ? __pfx_gfs2_fill_super+0x10/0x10
[  325.396182][ T6722]  ? sb_set_blocksize+0x104/0x180
[  325.396207][ T6722]  ? setup_bdev_super+0x4c1/0x5b0
[  325.396229][ T6722]  get_tree_bdev_flags+0x40e/0x4d0
[  325.396250][ T6722]  ? __pfx_gfs2_fill_super+0x10/0x10
[  325.396270][ T6722]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  325.396296][ T6722]  gfs2_get_tree+0x51/0x1e0
[  325.396317][ T6722]  vfs_get_tree+0x92/0x2b0
[  325.396340][ T6722]  do_new_mount+0x2a2/0xa30
[  325.396364][ T6722]  ? ns_capable+0x8a/0xf0
[  325.396389][ T6722]  ? __pfx_do_new_mount+0x10/0x10
[  325.396409][ T6722]  ? path_mount+0x61c/0xfe0
[  325.396429][ T6722]  ? user_path_at+0x44/0x60
[  325.396450][ T6722]  __se_sys_mount+0x317/0x410
[  325.396476][ T6722]  ? __pfx___se_sys_mount+0x10/0x10
[  325.396499][ T6722]  ? rcu_is_watching+0x15/0xb0
[  325.396525][ T6722]  ? __x64_sys_mount+0x20/0xc0
[  325.396550][ T6722]  do_syscall_64+0xfa/0xfa0
[  325.396572][ T6722]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.396591][ T6722]  ? clear_bhb_loop+0x60/0xb0
[  325.396611][ T6722]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.396629][ T6722] RIP: 0033:0x7f7b3059038a
[  325.396647][ T6722] 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
[  325.396663][ T6722] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  325.396685][ T6722] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  325.396699][ T6722] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  325.396713][ T6722] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  325.396726][ T6722] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  325.396739][ T6722] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  325.396761][ T6722]  </TASK>
[  325.396780][ T6722] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  325.713079][ T6722] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  326.047248][ T6725] loop1: detected capacity change from 0 to 32768
[  326.063096][ T6725] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  326.070521][ T6725] CPU: 1 UID: 0 PID: 6725 Comm: syz.1.227 Not tainted syzkaller #0 PREEMPT(full) 
[  326.070548][ T6725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  326.070560][ T6725] Call Trace:
[  326.070568][ T6725]  <TASK>
[  326.070576][ T6725]  dump_stack_lvl+0x189/0x250
[  326.070604][ T6725]  ? __pfx_dump_stack_lvl+0x10/0x10
[  326.070626][ T6725]  ? __pfx__printk+0x10/0x10
[  326.070660][ T6725]  ? kernfs_root+0x1c/0x230
[  326.070679][ T6725]  ? kernfs_path_from_node+0x250/0x290
[  326.070694][ T6725]  ? kernfs_path_from_node+0x2f/0x290
[  326.070712][ T6725]  sysfs_create_dir_ns+0x259/0x280
[  326.070739][ T6725]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  326.070767][ T6725]  ? do_raw_spin_unlock+0x122/0x240
[  326.070788][ T6725]  kobject_add_internal+0x59f/0xb40
[  326.070816][ T6725]  kobject_init_and_add+0x125/0x190
[  326.070840][ T6725]  ? __pfx_kobject_init_and_add+0x10/0x10
[  326.070863][ T6725]  ? __raw_spin_lock_init+0x45/0x100
[  326.070882][ T6725]  ? __init_swait_queue_head+0xa9/0x150
[  326.070901][ T6725]  gfs2_sys_fs_add+0x234/0x450
[  326.070928][ T6725]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  326.070956][ T6725]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  326.070983][ T6725]  gfs2_fill_super+0x13c0/0x20d0
[  326.071010][ T6725]  ? __pfx_gfs2_fill_super+0x10/0x10
[  326.071033][ T6725]  ? sb_set_blocksize+0x104/0x180
[  326.071059][ T6725]  ? setup_bdev_super+0x4c1/0x5b0
[  326.071092][ T6725]  get_tree_bdev_flags+0x40e/0x4d0
[  326.071113][ T6725]  ? __pfx_gfs2_fill_super+0x10/0x10
[  326.071133][ T6725]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  326.071160][ T6725]  gfs2_get_tree+0x51/0x1e0
[  326.071180][ T6725]  vfs_get_tree+0x92/0x2b0
[  326.071203][ T6725]  do_new_mount+0x2a2/0xa30
[  326.071227][ T6725]  ? ns_capable+0x8a/0xf0
[  326.071252][ T6725]  ? __pfx_do_new_mount+0x10/0x10
[  326.071273][ T6725]  ? path_mount+0x61c/0xfe0
[  326.071293][ T6725]  ? user_path_at+0x44/0x60
[  326.071314][ T6725]  __se_sys_mount+0x317/0x410
[  326.071339][ T6725]  ? __pfx___se_sys_mount+0x10/0x10
[  326.071363][ T6725]  ? rcu_is_watching+0x15/0xb0
[  326.071387][ T6725]  ? __x64_sys_mount+0x20/0xc0
[  326.071411][ T6725]  do_syscall_64+0xfa/0xfa0
[  326.071434][ T6725]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  326.071452][ T6725]  ? clear_bhb_loop+0x60/0xb0
[  326.071473][ T6725]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  326.071491][ T6725] RIP: 0033:0x7f7b3059038a
[  326.071508][ T6725] 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
[  326.071525][ T6725] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  326.071547][ T6725] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  326.071562][ T6725] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  326.071576][ T6725] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  326.071590][ T6725] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  326.071602][ T6725] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  326.071623][ T6725]  </TASK>
[  326.071645][ T6725] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  326.385666][ T6725] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  326.717278][ T6728] loop1: detected capacity change from 0 to 32768
[  326.727670][ T6728] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  326.735472][ T6728] CPU: 0 UID: 0 PID: 6728 Comm: syz.1.228 Not tainted syzkaller #0 PREEMPT(full) 
[  326.735498][ T6728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  326.735509][ T6728] Call Trace:
[  326.735515][ T6728]  <TASK>
[  326.735524][ T6728]  dump_stack_lvl+0x189/0x250
[  326.735551][ T6728]  ? __pfx_dump_stack_lvl+0x10/0x10
[  326.735573][ T6728]  ? __pfx__printk+0x10/0x10
[  326.735596][ T6728]  ? kernfs_root+0x1c/0x230
[  326.735615][ T6728]  ? kernfs_path_from_node+0x250/0x290
[  326.735632][ T6728]  ? kernfs_path_from_node+0x2f/0x290
[  326.735650][ T6728]  sysfs_create_dir_ns+0x259/0x280
[  326.735678][ T6728]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  326.735705][ T6728]  ? do_raw_spin_unlock+0x122/0x240
[  326.735726][ T6728]  kobject_add_internal+0x59f/0xb40
[  326.735753][ T6728]  kobject_init_and_add+0x125/0x190
[  326.735778][ T6728]  ? __pfx_kobject_init_and_add+0x10/0x10
[  326.735802][ T6728]  ? __raw_spin_lock_init+0x45/0x100
[  326.735821][ T6728]  ? __init_swait_queue_head+0xa9/0x150
[  326.735839][ T6728]  gfs2_sys_fs_add+0x234/0x450
[  326.735865][ T6728]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  326.735893][ T6728]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  326.735919][ T6728]  gfs2_fill_super+0x13c0/0x20d0
[  326.735946][ T6728]  ? __pfx_gfs2_fill_super+0x10/0x10
[  326.735968][ T6728]  ? sb_set_blocksize+0x104/0x180
[  326.735992][ T6728]  ? setup_bdev_super+0x4c1/0x5b0
[  326.736015][ T6728]  get_tree_bdev_flags+0x40e/0x4d0
[  326.736036][ T6728]  ? __pfx_gfs2_fill_super+0x10/0x10
[  326.736056][ T6728]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  326.736082][ T6728]  gfs2_get_tree+0x51/0x1e0
[  326.736114][ T6728]  vfs_get_tree+0x92/0x2b0
[  326.736136][ T6728]  do_new_mount+0x2a2/0xa30
[  326.736160][ T6728]  ? ns_capable+0x8a/0xf0
[  326.736185][ T6728]  ? __pfx_do_new_mount+0x10/0x10
[  326.736207][ T6728]  ? path_mount+0x61c/0xfe0
[  326.736228][ T6728]  ? user_path_at+0x44/0x60
[  326.736248][ T6728]  __se_sys_mount+0x317/0x410
[  326.736274][ T6728]  ? __pfx___se_sys_mount+0x10/0x10
[  326.736299][ T6728]  ? rcu_is_watching+0x15/0xb0
[  326.736323][ T6728]  ? __x64_sys_mount+0x20/0xc0
[  326.736347][ T6728]  do_syscall_64+0xfa/0xfa0
[  326.736369][ T6728]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  326.736387][ T6728]  ? clear_bhb_loop+0x60/0xb0
[  326.736406][ T6728]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  326.736424][ T6728] RIP: 0033:0x7f7b3059038a
[  326.736441][ T6728] 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
[  326.736457][ T6728] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  326.736479][ T6728] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  326.736493][ T6728] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  326.736506][ T6728] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  326.736519][ T6728] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  326.736533][ T6728] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  326.736553][ T6728]  </TASK>
[  326.736574][ T6728] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  326.936770][   T31] INFO: task kworker/1:3:6044 blocked for more than 143 seconds.
[  326.943711][ T6728] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  326.947280][   T31]       Not tainted syzkaller #0
[  327.077330][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  327.086106][   T31] task:kworker/1:3     state:D stack:25128 pid:6044  tgid:6044  ppid:2      task_flags:0x4208060 flags:0x00004000
[  327.098220][   T31] Workqueue: gfs2_recovery gfs2_recover_func
[  327.104275][   T31] Call Trace:
[  327.107587][   T31]  <TASK>
[  327.110598][   T31]  __schedule+0x1798/0x4cc0
[  327.115604][   T31]  ? blk_mq_dispatch_queue_requests+0x552/0x800
[  327.121893][   T31]  ? lock_release+0x4b/0x3e0
[  327.133769][   T31]  ? __pfx___schedule+0x10/0x10
[  327.138675][   T31]  ? do_raw_spin_lock+0x121/0x290
[  327.144877][   T31]  ? schedule+0x91/0x360
[  327.149155][   T31]  ? rcu_is_watching+0x15/0xb0
[  327.154590][   T31]  ? rcu_is_watching+0x15/0xb0
[  327.159384][   T31]  ? lock_release+0x4b/0x3e0
[  327.164734][   T31]  ? schedule+0x91/0x360
[  327.169008][   T31]  ? wq_worker_sleeping+0x63/0x250
[  327.174934][   T31]  schedule+0x165/0x360
[  327.182603][   T31]  io_schedule+0x80/0xd0
[  327.186888][   T31]  folio_wait_bit_common+0x6b0/0xb90
[  327.192199][   T31]  ? lock_release+0x4b/0x3e0
[  327.209241][   T31]  ? __pfx_folio_wait_bit_common+0x10/0x10
[  327.222593][   T31]  ? seqcount_lockdep_reader_access+0x175/0x1c0
[  327.237731][   T31]  ? __pfx_wake_page_function+0x10/0x10
[  327.253352][   T31]  ? __get_log_header+0x297/0x620
[  327.258577][   T31]  ? __filemap_get_folio+0x79f/0xaf0
[  327.263977][   T31]  gfs2_jhead_process_page+0x16e/0x650
[  327.269530][   T31]  ? __pfx_gfs2_jhead_process_page+0x10/0x10
[  327.276879][   T31]  gfs2_find_jhead+0xc9e/0xe10
[  327.281747][   T31]  gfs2_recover_func+0x646/0x1d90
[  327.286886][   T31]  ? do_raw_spin_lock+0x121/0x290
[  327.291989][   T31]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  327.298030][   T31]  ? __pfx_gfs2_recover_func+0x10/0x10
[  327.303632][   T31]  ? __switch_to+0xdc8/0x1690
[  327.308337][   T31]  ? do_raw_spin_lock+0x121/0x290
[  327.315176][   T31]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  327.320591][   T31]  ? rcu_is_watching+0x15/0xb0
[  327.325520][   T31]  ? process_scheduled_works+0x9ef/0x17b0
[  327.331272][   T31]  ? process_scheduled_works+0x9ef/0x17b0
[  327.338581][   T31]  process_scheduled_works+0xae1/0x17b0
[  327.344274][   T31]  ? __pfx_process_scheduled_works+0x10/0x10
[  327.350353][   T31]  worker_thread+0x8a0/0xda0
[  327.356464][   T31]  ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[  327.362943][   T31]  ? _raw_spin_unlock_irqrestore+0xad/0x110
[  327.368860][   T31]  ? __kthread_parkme+0x7b/0x200
[  327.373956][   T31]  kthread+0x711/0x8a0
[  327.378053][   T31]  ? __pfx_worker_thread+0x10/0x10
[  327.383323][   T31]  ? __pfx_kthread+0x10/0x10
[  327.387983][   T31]  ? rcu_is_watching+0x15/0xb0
[  327.392817][   T31]  ? __pfx_kthread+0x10/0x10
[  327.397440][   T31]  ret_from_fork+0x47c/0x820
[  327.402132][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  327.407355][   T31]  ? __switch_to_asm+0x39/0x70
[  327.412154][   T31]  ? __switch_to_asm+0x33/0x70
[  327.417923][   T31]  ? __pfx_kthread+0x10/0x10
[  327.422636][   T31]  ret_from_fork_asm+0x1a/0x30
[  327.428042][   T31]  </TASK>
[  327.431268][   T31] INFO: task syz.0.24:6081 blocked for more than 143 seconds.
[  327.438890][   T31]       Not tainted syzkaller #0
[  327.448627][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  327.457513][   T31] task:syz.0.24        state:D stack:25160 pid:6081  tgid:6081  ppid:5993   task_flags:0x400140 flags:0x00004004
[  327.470311][   T31] Call Trace:
[  327.473713][   T31]  <TASK>
[  327.476663][   T31]  __schedule+0x1798/0x4cc0
[  327.481271][   T31]  ? __pfx_preempt_schedule_notrace+0x10/0x10
[  327.487610][   T31]  ? preempt_schedule+0xae/0xc0
[  327.493374][   T31]  ? __pfx___schedule+0x10/0x10
[  327.498275][   T31]  ? schedule+0x91/0x360
[  327.502605][   T31]  ? rcu_is_watching+0x15/0xb0
[  327.508091][   T31]  ? rcu_is_watching+0x15/0xb0
[  327.513647][   T31]  ? lock_release+0x4b/0x3e0
[  327.519282][   T31]  schedule+0x165/0x360
[  327.523592][   T31]  bit_wait+0x11/0xd0
[  327.527610][   T31]  __wait_on_bit+0xb6/0x310
[  327.529713][ T6731] loop1: detected capacity change from 0 to 32768
[  327.532147][   T31]  ? __pfx_bit_wait+0x10/0x10
[  327.547434][ T6731] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  327.555512][   T31]  ? __pfx_bit_wait+0x10/0x10
[  327.556860][ T6731] CPU: 1 UID: 0 PID: 6731 Comm: syz.1.229 Not tainted syzkaller #0 PREEMPT(full) 
[  327.556882][ T6731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  327.556893][ T6731] Call Trace:
[  327.556900][ T6731]  <TASK>
[  327.556907][ T6731]  dump_stack_lvl+0x189/0x250
[  327.556932][ T6731]  ? __pfx_dump_stack_lvl+0x10/0x10
[  327.556951][ T6731]  ? __pfx__printk+0x10/0x10
[  327.556972][ T6731]  ? kernfs_root+0x1c/0x230
[  327.556989][ T6731]  ? kernfs_path_from_node+0x250/0x290
[  327.557004][ T6731]  ? kernfs_path_from_node+0x2f/0x290
[  327.557020][ T6731]  sysfs_create_dir_ns+0x259/0x280
[  327.557044][ T6731]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  327.557068][ T6731]  ? do_raw_spin_unlock+0x122/0x240
[  327.557087][ T6731]  kobject_add_internal+0x59f/0xb40
[  327.557112][ T6731]  kobject_init_and_add+0x125/0x190
[  327.557134][ T6731]  ? __pfx_kobject_init_and_add+0x10/0x10
[  327.557155][ T6731]  ? __raw_spin_lock_init+0x45/0x100
[  327.557173][ T6731]  ? __init_swait_queue_head+0xa9/0x150
[  327.557191][ T6731]  gfs2_sys_fs_add+0x234/0x450
[  327.557215][ T6731]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  327.557239][ T6731]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  327.557263][ T6731]  gfs2_fill_super+0x13c0/0x20d0
[  327.557287][ T6731]  ? __pfx_gfs2_fill_super+0x10/0x10
[  327.557306][ T6731]  ? sb_set_blocksize+0x104/0x180
[  327.557328][ T6731]  ? setup_bdev_super+0x4c1/0x5b0
[  327.557356][ T6731]  get_tree_bdev_flags+0x40e/0x4d0
[  327.557375][ T6731]  ? __pfx_gfs2_fill_super+0x10/0x10
[  327.557393][ T6731]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  327.557415][ T6731]  gfs2_get_tree+0x51/0x1e0
[  327.557434][ T6731]  vfs_get_tree+0x92/0x2b0
[  327.557453][ T6731]  do_new_mount+0x2a2/0xa30
[  327.557475][ T6731]  ? ns_capable+0x8a/0xf0
[  327.557497][ T6731]  ? __pfx_do_new_mount+0x10/0x10
[  327.557517][ T6731]  ? path_mount+0x61c/0xfe0
[  327.557535][ T6731]  ? user_path_at+0x44/0x60
[  327.557554][ T6731]  __se_sys_mount+0x317/0x410
[  327.557576][ T6731]  ? __pfx___se_sys_mount+0x10/0x10
[  327.557598][ T6731]  ? rcu_is_watching+0x15/0xb0
[  327.557621][ T6731]  ? __x64_sys_mount+0x20/0xc0
[  327.557642][ T6731]  do_syscall_64+0xfa/0xfa0
[  327.557662][ T6731]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  327.557678][ T6731]  ? clear_bhb_loop+0x60/0xb0
[  327.557697][ T6731]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  327.557713][ T6731] RIP: 0033:0x7f7b3059038a
[  327.557729][ T6731] 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
[  327.557744][ T6731] RSP: 002b:00007ffe40c50e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  327.557764][ T6731] RAX: ffffffffffffffda RBX: 00007ffe40c50f10 RCX: 00007f7b3059038a
[  327.557777][ T6731] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe40c50ed0
[  327.557788][ T6731] RBP: 000020000001f680 R08: 00007ffe40c50f10 R09: 0000000000000084
[  327.557799][ T6731] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  327.557810][ T6731] R13: 00007ffe40c50ed0 R14: 000000000001f81f R15: 00002000000001c0
[  327.557828][ T6731]  </TASK>
[  327.557847][ T6731] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  327.560984][   T31]  out_of_line_wait_on_bit+0x123/0x170
[  327.573499][ T6731] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  327.612611][   T31]  ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[  327.984908][   T31]  ? __pfx_wake_bit_function+0x10/0x10
[  327.990451][   T31]  ? do_raw_spin_unlock+0x122/0x240
[  327.995728][   T31]  gfs2_recover_journal+0xda/0x140
[  328.000860][   T31]  init_journal+0x17cc/0x2260
[  328.005673][   T31]  ? init_inodes+0xdb/0x320
[  328.010198][   T31]  ? __pfx_init_journal+0x10/0x10
[  328.015297][   T31]  ? snprintf+0xda/0x120
[  328.019568][   T31]  ? init_inodes+0xdb/0x320
[  328.024153][   T31]  ? __pfx_snprintf+0x10/0x10
[  328.029626][   T31]  ? gfs2_glock_nq_num+0x13d/0x170
[  328.034814][   T31]  init_inodes+0xdb/0x320
[  328.039169][   T31]  gfs2_fill_super+0x1923/0x20d0
[  328.044223][   T31]  ? __pfx_gfs2_fill_super+0x10/0x10
[  328.049536][   T31]  ? init_locking+0xb8/0x210
[  328.055082][   T31]  ? sb_set_blocksize+0x104/0x180
[  328.060148][   T31]  ? setup_bdev_super+0x4c1/0x5b0
[  328.065251][   T31]  get_tree_bdev_flags+0x40e/0x4d0
[  328.070386][   T31]  ? __pfx_gfs2_fill_super+0x10/0x10
[  328.075744][   T31]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  328.081407][   T31]  gfs2_get_tree+0x51/0x1e0
[  328.085996][   T31]  vfs_get_tree+0x92/0x2b0
[  328.090432][   T31]  do_new_mount+0x2a2/0xa30
[  328.095007][   T31]  ? ns_capable+0x8a/0xf0
[  328.099369][   T31]  ? __pfx_do_new_mount+0x10/0x10
[  328.104493][   T31]  ? path_mount+0x61c/0xfe0
[  328.109019][   T31]  ? user_path_at+0x44/0x60
[  328.113739][   T31]  __se_sys_mount+0x317/0x410
[  328.118447][   T31]  ? __pfx___se_sys_mount+0x10/0x10
[  328.123727][   T31]  ? rcu_is_watching+0x15/0xb0
[  328.128517][   T31]  ? __x64_sys_mount+0x20/0xc0
[  328.134040][   T31]  do_syscall_64+0xfa/0xfa0
[  328.138580][   T31]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.144725][   T31]  ? clear_bhb_loop+0x60/0xb0
[  328.149423][   T31]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.155380][   T31] RIP: 0033:0x7f4b0f39038a
[  328.159811][   T31] RSP: 002b:00007ffe5712e1f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  328.168330][   T31] RAX: ffffffffffffffda RBX: 00007ffe5712e280 RCX: 00007f4b0f39038a
[  328.176356][   T31] RDX: 000020000001f680 RSI: 0000200000000080 RDI: 00007ffe5712e240
[  328.184404][   T31] RBP: 000020000001f680 R08: 00007ffe5712e280 R09: 0000000000000084
[  328.192394][   T31] R10: 0000000000000084 R11: 0000000000000246 R12: 0000200000000080
[  328.200552][   T31] R13: 00007ffe5712e240 R14: 000000000001f81f R15: 00002000000001c0
[  328.208597][   T31]  </TASK>
[  328.211857][   T31] INFO: lockdep is turned off.
[  328.216831][   T31] NMI backtrace for cpu 0
[  328.216849][   T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  328.216870][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  328.216882][   T31] Call Trace:
[  328.216889][   T31]  <TASK>
[  328.216897][   T31]  dump_stack_lvl+0x189/0x250
[  328.216926][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  328.216949][   T31]  ? __pfx__printk+0x10/0x10
[  328.216980][   T31]  nmi_cpu_backtrace+0x39e/0x3d0
[  328.217009][   T31]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  328.217036][   T31]  ? __pfx__printk+0x10/0x10
[  328.217062][   T31]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  328.217090][   T31]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  328.217128][   T31]  watchdog+0xf60/0xfa0
[  328.217152][   T31]  ? watchdog+0x1e2/0xfa0
[  328.217176][   T31]  kthread+0x711/0x8a0
[  328.217197][   T31]  ? __pfx_watchdog+0x10/0x10
[  328.217219][   T31]  ? __pfx_kthread+0x10/0x10
[  328.217238][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  328.217256][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  328.217277][   T31]  ? __pfx_kthread+0x10/0x10
[  328.217297][   T31]  ret_from_fork+0x47c/0x820
[  328.217324][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  328.217352][   T31]  ? __switch_to_asm+0x39/0x70
[  328.217375][   T31]  ? __switch_to_asm+0x33/0x70
[  328.217398][   T31]  ? __pfx_kthread+0x10/0x10
[  328.217417][   T31]  ret_from_fork_asm+0x1a/0x30
[  328.217448][   T31]  </TASK>
[  328.217456][   T31] Sending NMI from CPU 0 to CPUs 1:
[  328.321224][ T6734] loop1: detected capacity change from 0 to 32768
[  328.324504][    C1] NMI backtrace for cpu 1
[  328.324519][    C1] CPU: 1 UID: 0 PID: 6734 Comm: syz.1.230 Not tainted syzkaller #0 PREEMPT(full) 
[  328.324544][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  328.324554][    C1] RIP: 0010:io_serial_out+0x7c/0xc0
[  328.324576][    C1] Code: 6d 6d fc 44 89 f9 d3 e5 49 83 c6 40 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 fc 16 d1 fc 41 03 2e 89 d8 89 ea ee <5b> 41 5c 41 5e 41 5f 5d c3 cc cc cc cc cc 44 89 f9 80 e1 07 38 c1
[  328.324590][    C1] RSP: 0018:ffffc9000aae6970 EFLAGS: 00000002
[  328.324606][    C1] RAX: 000000000000002e RBX: 000000000000002e RCX: 0000000000000000
[  328.324617][    C1] RDX: 00000000000003f8 RSI: 0000000000000000 RDI: 0000000000000020
[  328.324628][    C1] RBP: 00000000000003f8 R08: ffff888024dc0237 R09: 1ffff110049b8046
[  328.324639][    C1] R10: dffffc0000000000 R11: ffffffff85532130 R12: dffffc0000000000
[  328.324651][    C1] R13: ffffffff99d168c7 R14: ffffffff9a00af20 R15: 0000000000000000
[  328.324662][    C1] FS:  000055556593d500(0000) GS:ffff888125aff000(0000) knlGS:0000000000000000
[  328.324676][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  328.324687][    C1] CR2: 00007f7b285ff000 CR3: 0000000026158000 CR4: 00000000003526f0
[  328.324703][    C1] Call Trace:
[  328.324710][    C1]  <TASK>
[  328.324718][    C1]  serial8250_console_write+0x140d/0x1ba0
[  328.324737][    C1]  ? format_decode+0xd9/0xe30
[  328.324761][    C1]  ? __pfx_serial8250_console_write+0x10/0x10
[  328.324776][    C1]  ? console_flush_all+0x13a/0xc40
[  328.324791][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.324812][    C1]  ? lock_acquire+0x5f/0x360
[  328.324832][    C1]  ? do_raw_spin_unlock+0x122/0x240
[  328.324848][    C1]  ? console_flush_all+0x13a/0xc40
[  328.324861][    C1]  ? console_flush_all+0x13a/0xc40
[  328.324877][    C1]  console_flush_all+0x725/0xc40
[  328.324892][    C1]  ? console_flush_all+0x13a/0xc40
[  328.324909][    C1]  ? __pfx_console_flush_all+0x10/0x10
[  328.324927][    C1]  ? is_printk_cpu_sync_owner+0x32/0x40
[  328.324946][    C1]  console_unlock+0xc4/0x270
[  328.324967][    C1]  ? __pfx_console_unlock+0x10/0x10
[  328.324987][    C1]  ? vprintk_emit+0x440/0x7a0
[  328.325007][    C1]  ? vprintk_emit+0x587/0x7a0
[  328.325027][    C1]  ? vprintk_emit+0x444/0x7a0
[  328.325046][    C1]  ? vprintk_emit+0x444/0x7a0
[  328.325066][    C1]  vprintk_emit+0x5b7/0x7a0
[  328.325086][    C1]  ? vprintk_emit+0x444/0x7a0
[  328.325106][    C1]  ? __pfx_vprintk_emit+0x10/0x10
[  328.325127][    C1]  ? shmem_huge_global_enabled+0x174/0x3a0
[  328.325148][    C1]  _printk+0xcf/0x120
[  328.325169][    C1]  ? __pfx__printk+0x10/0x10
[  328.325190][    C1]  ? do_raw_spin_unlock+0x122/0x240
[  328.325206][    C1]  set_capacity_and_notify+0x208/0x2d0
[  328.325229][    C1]  ? __pfx_set_capacity_and_notify+0x10/0x10
[  328.325249][    C1]  ? __pfx_internal_create_group+0x10/0x10
[  328.325274][    C1]  loop_set_size+0x44/0xb0
[  328.325294][    C1]  loop_configure+0x9f4/0xe50
[  328.325312][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.325325][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.325347][    C1]  ? __pfx_loop_configure+0x10/0x10
[  328.325379][    C1]  ? __kernel_text_address+0xd/0x40
[  328.325396][    C1]  ? unwind_get_return_address+0x4d/0x90
[  328.325410][    C1]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  328.325427][    C1]  lo_ioctl+0x810/0x1b30
[  328.325446][    C1]  ? stack_trace_save+0x9c/0xe0
[  328.325460][    C1]  ? __pfx_stack_trace_save+0x10/0x10
[  328.325475][    C1]  ? __pfx_lo_ioctl+0x10/0x10
[  328.325491][    C1]  ? stack_depot_save_flags+0x40/0x860
[  328.325511][    C1]  ? vsnprintf+0xe3a/0xf00
[  328.325531][    C1]  ? kasan_save_track+0x4f/0x80
[  328.325546][    C1]  ? kasan_save_track+0x3e/0x80
[  328.325560][    C1]  ? __kasan_save_free_info+0x46/0x50
[  328.325580][    C1]  ? __kasan_slab_free+0x5b/0x80
[  328.325595][    C1]  ? kfree+0x18e/0x440
[  328.325609][    C1]  ? tomoyo_check_open_permission+0x2c2/0x3b0
[  328.325627][    C1]  ? security_file_open+0xb1/0x270
[  328.325644][    C1]  ? do_dentry_open+0x384/0x13f0
[  328.325663][    C1]  ? vfs_open+0x3b/0x340
[  328.325681][    C1]  ? path_openat+0x2ee5/0x3830
[  328.325696][    C1]  ? do_filp_open+0x1fa/0x410
[  328.325709][    C1]  ? do_sys_openat2+0x121/0x1c0
[  328.325728][    C1]  ? __x64_sys_openat+0x138/0x170
[  328.325741][    C1]  ? do_syscall_64+0xfa/0xfa0
[  328.325757][    C1]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.325777][    C1]  ? __mutex_trylock_common+0x153/0x260
[  328.325799][    C1]  ? __pfx___mutex_trylock_common+0x10/0x10
[  328.325822][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.325835][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.325854][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.325869][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.325881][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.325905][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.325920][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.325933][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.325953][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.325966][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.325985][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.326000][    C1]  ? unwind_next_frame+0xa5/0x2390
[  328.326012][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.326032][    C1]  ? is_bpf_text_address+0x26/0x2b0
[  328.326050][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.326070][    C1]  ? rcu_is_watching+0x15/0xb0
[  328.326089][    C1]  ? lock_release+0x4b/0x3e0
[  328.326106][    C1]  ? lock_release+0x4b/0x3e0
[  328.326125][    C1]  ? is_bpf_text_address+0x292/0x2b0
[  328.326142][    C1]  ? is_bpf_text_address+0x26/0x2b0
[  328.326161][    C1]  ? kernel_text_address+0xa5/0xe0
[  328.326178][    C1]  ? __kernel_text_address+0xd/0x40
[  328.326195][    C1]  ? unwind_get_return_address+0x4d/0x90
[  328.326209][    C1]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  328.326224][    C1]  ? arch_stack_walk+0xfc/0x150
[  328.326243][    C1]  ? stack_trace_save+0x9c/0xe0
[  328.326257][    C1]  ? __pfx_stack_trace_save+0x10/0x10
[  328.326272][    C1]  ? stack_depot_save_flags+0x40/0x860
[  328.326293][    C1]  ? kasan_save_track+0x4f/0x80
[  328.326307][    C1]  ? kasan_save_track+0x3e/0x80
[  328.326321][    C1]  ? __kasan_save_free_info+0x46/0x50
[  328.326340][    C1]  ? __kasan_slab_free+0x5b/0x80
[  328.326363][    C1]  ? kfree+0x18e/0x440
[  328.326376][    C1]  ? tomoyo_path_number_perm+0x47a/0x5a0
[  328.326393][    C1]  ? security_file_ioctl+0xcb/0x2d0
[  328.326408][    C1]  ? __se_sys_ioctl+0x47/0x170
[  328.326421][    C1]  ? do_syscall_64+0xfa/0xfa0
[  328.326436][    C1]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.326457][    C1]  ? __asan_memset+0x22/0x50
[  328.326471][    C1]  ? blk_get_meta_cap+0x140/0x710
[  328.326498][    C1]  ? __pfx_blkdev_common_ioctl+0x10/0x10
[  328.326518][    C1]  ? do_vfs_ioctl+0xbe8/0x1430
[  328.326532][    C1]  ? tomoyo_path_number_perm+0x1bc/0x5a0
[  328.326549][    C1]  ? __pfx_do_vfs_ioctl+0x10/0x10
[  328.326574][    C1]  ? __pfx_lo_ioctl+0x10/0x10
[  328.326592][    C1]  blkdev_ioctl+0x5a8/0x6d0
[  328.326612][    C1]  ? __pfx_blkdev_ioctl+0x10/0x10
[  328.326633][    C1]  ? bpf_lsm_file_ioctl+0x9/0x20
[  328.326648][    C1]  ? __pfx_blkdev_ioctl+0x10/0x10
[  328.326666][    C1]  __se_sys_ioctl+0xfc/0x170
[  328.326681][    C1]  do_syscall_64+0xfa/0xfa0
[  328.326699][    C1]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.326713][    C1]  ? clear_bhb_loop+0x60/0xb0
[  328.326729][    C1]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.326743][    C1] RIP: 0033:0x7f7b3058e7eb
[  328.326756][    C1] 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
[  328.326768][    C1] RSP: 002b:00007ffe40c50de0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  328.326784][    C1] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7b3058e7eb
[  328.326795][    C1] RDX: 0000000000000003 RSI: 0000000000004c00 RDI: 0000000000000004
[  328.326805][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000001f819
[  328.326816][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
[  328.326825][    C1] R13: 00007ffe40c50f10 R14: 00007ffe40c50ed0 R15: 00007f7b27600000
[  328.326842][    C1]  </TASK>
[  328.327607][   T31] Kernel panic - not syncing: hung_task: blocked tasks
[  328.327623][   T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  328.327643][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  328.327654][   T31] Call Trace:
[  328.327662][   T31]  <TASK>
[  328.327670][   T31]  dump_stack_lvl+0x99/0x250
[  328.327693][   T31]  ? __asan_memcpy+0x40/0x70
[  328.327710][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  328.327730][   T31]  ? __pfx__printk+0x10/0x10
[  328.327757][   T31]  vpanic+0x281/0x750
[  328.327778][   T31]  ? __pfx_vpanic+0x10/0x10
[  328.327796][   T31]  ? rcu_is_watching+0x15/0xb0
[  328.327819][   T31]  ? preempt_schedule+0xae/0xc0
[  328.327838][   T31]  ? preempt_schedule_common+0x83/0xd0
[  328.327860][   T31]  panic+0xb9/0xc0
[  328.327878][   T31]  ? __pfx_panic+0x10/0x10
[  328.327898][   T31]  ? preempt_schedule_thunk+0x16/0x30
[  328.327916][   T31]  ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[  328.327943][   T31]  watchdog+0xf9f/0xfa0
[  328.327965][   T31]  ? watchdog+0x1e2/0xfa0
[  328.327987][   T31]  kthread+0x711/0x8a0
[  328.328005][   T31]  ? __pfx_watchdog+0x10/0x10
[  328.328025][   T31]  ? __pfx_kthread+0x10/0x10
[  328.328043][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  328.328061][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  328.328080][   T31]  ? __pfx_kthread+0x10/0x10
[  328.328098][   T31]  ret_from_fork+0x47c/0x820
[  328.328129][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  328.328155][   T31]  ? __switch_to_asm+0x39/0x70
[  328.328176][   T31]  ? __switch_to_asm+0x33/0x70
[  328.328197][   T31]  ? __pfx_kthread+0x10/0x10
[  328.328215][   T31]  ret_from_fork_asm+0x1a/0x30
[  328.328242][   T31]  </TASK>
[  328.331053][   T31] Kernel Offset: disabled