] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  215.489088][ T5407]  </TASK>
[  215.494043][ T5407] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  215.508230][ T5407] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  215.816324][ T5409] loop1: detected capacity change from 0 to 32768
[  215.870591][ T5409] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  215.878827][ T5409] CPU: 0 PID: 5409 Comm: syz.1.168 Not tainted syzkaller #0
[  215.886126][ T5409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  215.896189][ T5409] Call Trace:
[  215.899480][ T5409]  <TASK>
[  215.902411][ T5409]  dump_stack_lvl+0x168/0x230
[  215.907183][ T5409]  ? show_regs_print_info+0x20/0x20
[  215.912392][ T5409]  ? load_image+0x3b0/0x3b0
[  215.917133][ T5409]  sysfs_create_dir_ns+0x252/0x280
[  215.922255][ T5409]  ? __lock_acquire+0x7c60/0x7c60
[  215.927285][ T5409]  ? sysfs_warn_dup+0xa0/0xa0
[  215.931971][ T5409]  ? do_raw_spin_unlock+0x11d/0x230
[  215.937175][ T5409]  kobject_add_internal+0x662/0xd00
[  215.942387][ T5409]  kobject_init_and_add+0x122/0x190
[  215.947589][ T5409]  ? lockdep_softirqs_off+0x420/0x420
[  215.952973][ T5409]  ? kobject_add+0x210/0x210
[  215.957569][ T5409]  ? __init_swait_queue_head+0xa5/0x150
[  215.963210][ T5409]  gfs2_sys_fs_add+0x234/0x480
[  215.967960][ T5409]  ? gfs2_recover_set+0x240/0x240
[  215.972970][ T5409]  ? snprintf+0xd7/0x120
[  215.977281][ T5409]  ? __free_pages+0x95/0x1a0
[  215.981967][ T5409]  ? vscnprintf+0x80/0x80
[  215.986293][ T5409]  gfs2_fill_super+0x128d/0x1f50
[  215.991236][ T5409]  ? gfs2_reconfigure+0xcd0/0xcd0
[  215.996241][ T5409]  ? preempt_count_add+0x8d/0x190
[  216.001259][ T5409]  ? sb_set_blocksize+0xa5/0xe0
[  216.006107][ T5409]  get_tree_bdev+0x3f1/0x610
[  216.010695][ T5409]  ? gfs2_reconfigure+0xcd0/0xcd0
[  216.015701][ T5409]  gfs2_get_tree+0x4d/0x1e0
[  216.020186][ T5409]  vfs_get_tree+0x88/0x270
[  216.024676][ T5409]  do_new_mount+0x24a/0xa40
[  216.029177][ T5409]  __se_sys_mount+0x2d6/0x3c0
[  216.033857][ T5409]  ? __x64_sys_mount+0xc0/0xc0
[  216.038716][ T5409]  ? lockdep_hardirqs_on+0x94/0x140
[  216.043927][ T5409]  ? __x64_sys_mount+0x1c/0xc0
[  216.048703][ T5409]  do_syscall_64+0x4c/0xa0
[  216.053103][ T5409]  ? clear_bhb_loop+0x30/0x80
[  216.057767][ T5409]  ? clear_bhb_loop+0x30/0x80
[  216.062527][ T5409]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  216.068397][ T5409] RIP: 0033:0x7f0e1d6216ba
[  216.072787][ T5409] 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
[  216.092429][ T5409] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  216.100851][ T5409] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  216.108802][ T5409] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  216.116761][ T5409] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  216.124713][ T5409] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  216.132669][ T5409] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  216.140651][ T5409]  </TASK>
[  216.145671][ T5409] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  216.159592][ T5409] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2025/09/13 09:17:37 executed programs: 156
[  216.460158][ T5412] loop1: detected capacity change from 0 to 32768
[  216.522828][ T5412] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  216.531344][ T5412] CPU: 1 PID: 5412 Comm: syz.1.169 Not tainted syzkaller #0
[  216.538647][ T5412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  216.548720][ T5412] Call Trace:
[  216.552006][ T5412]  <TASK>
[  216.554939][ T5412]  dump_stack_lvl+0x168/0x230
[  216.559635][ T5412]  ? show_regs_print_info+0x20/0x20
[  216.564843][ T5412]  ? load_image+0x3b0/0x3b0
[  216.569366][ T5412]  sysfs_create_dir_ns+0x252/0x280
[  216.574570][ T5412]  ? __lock_acquire+0x7c60/0x7c60
[  216.579687][ T5412]  ? sysfs_warn_dup+0xa0/0xa0
[  216.584390][ T5412]  ? do_raw_spin_unlock+0x11d/0x230
[  216.589595][ T5412]  kobject_add_internal+0x662/0xd00
[  216.594823][ T5412]  kobject_init_and_add+0x122/0x190
[  216.600051][ T5412]  ? lockdep_softirqs_off+0x420/0x420
[  216.605407][ T5412]  ? kobject_add+0x210/0x210
[  216.610075][ T5412]  ? __init_swait_queue_head+0xa5/0x150
[  216.615615][ T5412]  gfs2_sys_fs_add+0x234/0x480
[  216.620382][ T5412]  ? gfs2_recover_set+0x240/0x240
[  216.625402][ T5412]  ? snprintf+0xd7/0x120
[  216.629641][ T5412]  ? __free_pages+0x95/0x1a0
[  216.634440][ T5412]  ? vscnprintf+0x80/0x80
[  216.638765][ T5412]  gfs2_fill_super+0x128d/0x1f50
[  216.643690][ T5412]  ? gfs2_reconfigure+0xcd0/0xcd0
[  216.648718][ T5412]  ? preempt_count_add+0x8d/0x190
[  216.653726][ T5412]  ? sb_set_blocksize+0xa5/0xe0
[  216.658555][ T5412]  get_tree_bdev+0x3f1/0x610
[  216.663136][ T5412]  ? gfs2_reconfigure+0xcd0/0xcd0
[  216.668137][ T5412]  gfs2_get_tree+0x4d/0x1e0
[  216.672629][ T5412]  vfs_get_tree+0x88/0x270
[  216.677021][ T5412]  do_new_mount+0x24a/0xa40
[  216.681508][ T5412]  __se_sys_mount+0x2d6/0x3c0
[  216.682589][ T5040] Bluetooth: hci0: command 0x0406 tx timeout
[  216.686166][ T5412]  ? __x64_sys_mount+0xc0/0xc0
[  216.696874][ T5412]  ? lockdep_hardirqs_on+0x94/0x140
[  216.702050][ T5412]  ? __x64_sys_mount+0x1c/0xc0
[  216.706804][ T5412]  do_syscall_64+0x4c/0xa0
[  216.711217][ T5412]  ? clear_bhb_loop+0x30/0x80
[  216.716076][ T5412]  ? clear_bhb_loop+0x30/0x80
[  216.720856][ T5412]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  216.726864][ T5412] RIP: 0033:0x7f0e1d6216ba
[  216.731290][ T5412] 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
[  216.750890][ T5412] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  216.759302][ T5412] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  216.767273][ T5412] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  216.775244][ T5412] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  216.783209][ T5412] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  216.791200][ T5412] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  216.799260][ T5412]  </TASK>
[  216.802892][ T5412] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  216.816644][ T5412] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  217.146181][ T5414] loop1: detected capacity change from 0 to 32768
[  217.206910][ T5414] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  217.219549][ T5414] CPU: 1 PID: 5414 Comm: syz.1.170 Not tainted syzkaller #0
[  217.226872][ T5414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  217.236959][ T5414] Call Trace:
[  217.240248][ T5414]  <TASK>
[  217.243189][ T5414]  dump_stack_lvl+0x168/0x230
[  217.247974][ T5414]  ? show_regs_print_info+0x20/0x20
[  217.253182][ T5414]  ? load_image+0x3b0/0x3b0
[  217.257706][ T5414]  sysfs_create_dir_ns+0x252/0x280
[  217.262829][ T5414]  ? __lock_acquire+0x7c60/0x7c60
[  217.267862][ T5414]  ? sysfs_warn_dup+0xa0/0xa0
[  217.272549][ T5414]  ? do_raw_spin_unlock+0x11d/0x230
[  217.277756][ T5414]  kobject_add_internal+0x662/0xd00
[  217.282976][ T5414]  kobject_init_and_add+0x122/0x190
[  217.288179][ T5414]  ? lockdep_softirqs_off+0x420/0x420
[  217.293563][ T5414]  ? kobject_add+0x210/0x210
[  217.298186][ T5414]  ? __init_swait_queue_head+0xa5/0x150
[  217.303744][ T5414]  gfs2_sys_fs_add+0x234/0x480
[  217.308514][ T5414]  ? gfs2_recover_set+0x240/0x240
[  217.313535][ T5414]  ? snprintf+0xd7/0x120
[  217.317792][ T5414]  ? __free_pages+0x95/0x1a0
[  217.322372][ T5414]  ? vscnprintf+0x80/0x80
[  217.326696][ T5414]  gfs2_fill_super+0x128d/0x1f50
[  217.331695][ T5414]  ? gfs2_reconfigure+0xcd0/0xcd0
[  217.336878][ T5414]  ? preempt_count_add+0x8d/0x190
[  217.342004][ T5414]  ? sb_set_blocksize+0xa5/0xe0
[  217.346855][ T5414]  get_tree_bdev+0x3f1/0x610
[  217.351454][ T5414]  ? gfs2_reconfigure+0xcd0/0xcd0
[  217.356475][ T5414]  gfs2_get_tree+0x4d/0x1e0
[  217.360959][ T5414]  vfs_get_tree+0x88/0x270
[  217.365380][ T5414]  do_new_mount+0x24a/0xa40
[  217.369864][ T5414]  __se_sys_mount+0x2d6/0x3c0
[  217.374523][ T5414]  ? __x64_sys_mount+0xc0/0xc0
[  217.379268][ T5414]  ? lockdep_hardirqs_on+0x94/0x140
[  217.384441][ T5414]  ? __x64_sys_mount+0x1c/0xc0
[  217.389183][ T5414]  do_syscall_64+0x4c/0xa0
[  217.393586][ T5414]  ? clear_bhb_loop+0x30/0x80
[  217.398383][ T5414]  ? clear_bhb_loop+0x30/0x80
[  217.403073][ T5414]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  217.408970][ T5414] RIP: 0033:0x7f0e1d6216ba
[  217.413813][ T5414] 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
[  217.433439][ T5414] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  217.441856][ T5414] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  217.449815][ T5414] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  217.457796][ T5414] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  217.465754][ T5414] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  217.473802][ T5414] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  217.481804][ T5414]  </TASK>
[  217.486027][ T5414] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  217.500272][ T5414] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  217.821367][ T5417] loop1: detected capacity change from 0 to 32768
[  217.861668][ T5417] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  217.869997][ T5417] CPU: 1 PID: 5417 Comm: syz.1.171 Not tainted syzkaller #0
[  217.877304][ T5417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  217.887368][ T5417] Call Trace:
[  217.890652][ T5417]  <TASK>
[  217.893581][ T5417]  dump_stack_lvl+0x168/0x230
[  217.898358][ T5417]  ? show_regs_print_info+0x20/0x20
[  217.903572][ T5417]  ? load_image+0x3b0/0x3b0
[  217.908093][ T5417]  sysfs_create_dir_ns+0x252/0x280
[  217.913222][ T5417]  ? __lock_acquire+0x7c60/0x7c60
[  217.918337][ T5417]  ? sysfs_warn_dup+0xa0/0xa0
[  217.923027][ T5417]  ? do_raw_spin_unlock+0x11d/0x230
[  217.928241][ T5417]  kobject_add_internal+0x662/0xd00
[  217.933531][ T5417]  kobject_init_and_add+0x122/0x190
[  217.938711][ T5417]  ? lockdep_softirqs_off+0x420/0x420
[  217.944065][ T5417]  ? kobject_add+0x210/0x210
[  217.948669][ T5417]  ? __init_swait_queue_head+0xa5/0x150
[  217.954294][ T5417]  gfs2_sys_fs_add+0x234/0x480
[  217.959067][ T5417]  ? gfs2_recover_set+0x240/0x240
[  217.964082][ T5417]  ? snprintf+0xd7/0x120
[  217.968309][ T5417]  ? __free_pages+0x95/0x1a0
[  217.972890][ T5417]  ? vscnprintf+0x80/0x80
[  217.977223][ T5417]  gfs2_fill_super+0x128d/0x1f50
[  217.982236][ T5417]  ? gfs2_reconfigure+0xcd0/0xcd0
[  217.987250][ T5417]  ? preempt_count_add+0x8d/0x190
[  217.992266][ T5417]  ? sb_set_blocksize+0xa5/0xe0
[  217.997130][ T5417]  get_tree_bdev+0x3f1/0x610
[  218.001719][ T5417]  ? gfs2_reconfigure+0xcd0/0xcd0
[  218.006830][ T5417]  gfs2_get_tree+0x4d/0x1e0
[  218.011553][ T5417]  vfs_get_tree+0x88/0x270
[  218.016053][ T5417]  do_new_mount+0x24a/0xa40
[  218.020544][ T5417]  __se_sys_mount+0x2d6/0x3c0
[  218.025211][ T5417]  ? __x64_sys_mount+0xc0/0xc0
[  218.029981][ T5417]  ? lockdep_hardirqs_on+0x94/0x140
[  218.035357][ T5417]  ? __x64_sys_mount+0x1c/0xc0
[  218.040117][ T5417]  do_syscall_64+0x4c/0xa0
[  218.044530][ T5417]  ? clear_bhb_loop+0x30/0x80
[  218.049219][ T5417]  ? clear_bhb_loop+0x30/0x80
[  218.053889][ T5417]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  218.059799][ T5417] RIP: 0033:0x7f0e1d6216ba
[  218.064306][ T5417] 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
[  218.084215][ T5417] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  218.092642][ T5417] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  218.100604][ T5417] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  218.108553][ T5417] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  218.116663][ T5417] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  218.124692][ T5417] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  218.132688][ T5417]  </TASK>
[  218.139276][ T5417] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  218.153241][ T5417] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  218.491846][ T5420] loop1: detected capacity change from 0 to 32768
[  218.553222][ T5420] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  218.561243][ T5420] CPU: 1 PID: 5420 Comm: syz.1.172 Not tainted syzkaller #0
[  218.568536][ T5420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  218.578969][ T5420] Call Trace:
[  218.582255][ T5420]  <TASK>
[  218.585193][ T5420]  dump_stack_lvl+0x168/0x230
[  218.589881][ T5420]  ? show_regs_print_info+0x20/0x20
[  218.595090][ T5420]  ? load_image+0x3b0/0x3b0
[  218.599608][ T5420]  sysfs_create_dir_ns+0x252/0x280
[  218.604726][ T5420]  ? __lock_acquire+0x7c60/0x7c60
[  218.609784][ T5420]  ? sysfs_warn_dup+0xa0/0xa0
[  218.614488][ T5420]  ? do_raw_spin_unlock+0x11d/0x230
[  218.619694][ T5420]  kobject_add_internal+0x662/0xd00
[  218.624896][ T5420]  kobject_init_and_add+0x122/0x190
[  218.630093][ T5420]  ? lockdep_softirqs_off+0x420/0x420
[  218.635447][ T5420]  ? kobject_add+0x210/0x210
[  218.640035][ T5420]  ? __init_swait_queue_head+0xa5/0x150
[  218.645583][ T5420]  gfs2_sys_fs_add+0x234/0x480
[  218.650329][ T5420]  ? gfs2_recover_set+0x240/0x240
[  218.655333][ T5420]  ? snprintf+0xd7/0x120
[  218.659552][ T5420]  ? __free_pages+0x95/0x1a0
[  218.664148][ T5420]  ? vscnprintf+0x80/0x80
[  218.668461][ T5420]  gfs2_fill_super+0x128d/0x1f50
[  218.673474][ T5420]  ? gfs2_reconfigure+0xcd0/0xcd0
[  218.678482][ T5420]  ? preempt_count_add+0x8d/0x190
[  218.683492][ T5420]  ? sb_set_blocksize+0xa5/0xe0
[  218.688323][ T5420]  get_tree_bdev+0x3f1/0x610
[  218.693332][ T5420]  ? gfs2_reconfigure+0xcd0/0xcd0
[  218.698336][ T5420]  gfs2_get_tree+0x4d/0x1e0
[  218.702820][ T5420]  vfs_get_tree+0x88/0x270
[  218.707217][ T5420]  do_new_mount+0x24a/0xa40
[  218.711700][ T5420]  __se_sys_mount+0x2d6/0x3c0
[  218.716365][ T5420]  ? __x64_sys_mount+0xc0/0xc0
[  218.721110][ T5420]  ? lockdep_hardirqs_on+0x94/0x140
[  218.726283][ T5420]  ? __x64_sys_mount+0x1c/0xc0
[  218.731023][ T5420]  do_syscall_64+0x4c/0xa0
[  218.735440][ T5420]  ? clear_bhb_loop+0x30/0x80
[  218.740092][ T5420]  ? clear_bhb_loop+0x30/0x80
[  218.744751][ T5420]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  218.750637][ T5420] RIP: 0033:0x7f0e1d6216ba
[  218.755049][ T5420] 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
[  218.774737][ T5420] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  218.783409][ T5420] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  218.791380][ T5420] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  218.799510][ T5420] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  218.807466][ T5420] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  218.815421][ T5420] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  218.823472][ T5420]  </TASK>
[  218.829421][ T5420] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  218.843433][ T5420] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  219.135752][ T5423] loop1: detected capacity change from 0 to 32768
[  219.182822][ T5423] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  219.191122][ T5423] CPU: 1 PID: 5423 Comm: syz.1.173 Not tainted syzkaller #0
[  219.198430][ T5423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  219.208583][ T5423] Call Trace:
[  219.211870][ T5423]  <TASK>
[  219.214805][ T5423]  dump_stack_lvl+0x168/0x230
[  219.219544][ T5423]  ? show_regs_print_info+0x20/0x20
[  219.224850][ T5423]  ? load_image+0x3b0/0x3b0
[  219.229480][ T5423]  sysfs_create_dir_ns+0x252/0x280
[  219.234596][ T5423]  ? __lock_acquire+0x7c60/0x7c60
[  219.239628][ T5423]  ? sysfs_warn_dup+0xa0/0xa0
[  219.244314][ T5423]  ? do_raw_spin_unlock+0x11d/0x230
[  219.249518][ T5423]  kobject_add_internal+0x662/0xd00
[  219.254743][ T5423]  kobject_init_and_add+0x122/0x190
[  219.259922][ T5423]  ? lockdep_softirqs_off+0x420/0x420
[  219.265452][ T5423]  ? kobject_add+0x210/0x210
[  219.270024][ T5423]  ? __init_swait_queue_head+0xa5/0x150
[  219.275556][ T5423]  gfs2_sys_fs_add+0x234/0x480
[  219.280328][ T5423]  ? gfs2_recover_set+0x240/0x240
[  219.285340][ T5423]  ? snprintf+0xd7/0x120
[  219.289576][ T5423]  ? __free_pages+0x95/0x1a0
[  219.294167][ T5423]  ? vscnprintf+0x80/0x80
[  219.298486][ T5423]  gfs2_fill_super+0x128d/0x1f50
[  219.303524][ T5423]  ? gfs2_reconfigure+0xcd0/0xcd0
[  219.308536][ T5423]  ? preempt_count_add+0x8d/0x190
[  219.313566][ T5423]  ? sb_set_blocksize+0xa5/0xe0
[  219.318401][ T5423]  get_tree_bdev+0x3f1/0x610
[  219.322980][ T5423]  ? gfs2_reconfigure+0xcd0/0xcd0
[  219.328001][ T5423]  gfs2_get_tree+0x4d/0x1e0
[  219.332484][ T5423]  vfs_get_tree+0x88/0x270
[  219.336967][ T5423]  do_new_mount+0x24a/0xa40
[  219.341561][ T5423]  __se_sys_mount+0x2d6/0x3c0
[  219.346235][ T5423]  ? __x64_sys_mount+0xc0/0xc0
[  219.350998][ T5423]  ? lockdep_hardirqs_on+0x94/0x140
[  219.356214][ T5423]  ? __x64_sys_mount+0x1c/0xc0
[  219.360961][ T5423]  do_syscall_64+0x4c/0xa0
[  219.365372][ T5423]  ? clear_bhb_loop+0x30/0x80
[  219.370071][ T5423]  ? clear_bhb_loop+0x30/0x80
[  219.374758][ T5423]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  219.380647][ T5423] RIP: 0033:0x7f0e1d6216ba
[  219.385061][ T5423] 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
[  219.404804][ T5423] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  219.413207][ T5423] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  219.421293][ T5423] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  219.429255][ T5423] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  219.437215][ T5423] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  219.445172][ T5423] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  219.453135][ T5423]  </TASK>
[  219.456625][ T5423] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  219.470404][ T5423] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  219.768335][ T5425] loop1: detected capacity change from 0 to 32768
[  219.806771][ T5425] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  219.817408][ T5425] CPU: 1 PID: 5425 Comm: syz.1.174 Not tainted syzkaller #0
[  219.824720][ T5425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  219.834778][ T5425] Call Trace:
[  219.838074][ T5425]  <TASK>
[  219.841021][ T5425]  dump_stack_lvl+0x168/0x230
[  219.845811][ T5425]  ? show_regs_print_info+0x20/0x20
[  219.851018][ T5425]  ? load_image+0x3b0/0x3b0
[  219.855558][ T5425]  sysfs_create_dir_ns+0x252/0x280
[  219.860833][ T5425]  ? __lock_acquire+0x7c60/0x7c60
[  219.865873][ T5425]  ? sysfs_warn_dup+0xa0/0xa0
[  219.870560][ T5425]  ? do_raw_spin_unlock+0x11d/0x230
[  219.876041][ T5425]  kobject_add_internal+0x662/0xd00
[  219.881267][ T5425]  kobject_init_and_add+0x122/0x190
[  219.886598][ T5425]  ? lockdep_softirqs_off+0x420/0x420
[  219.891984][ T5425]  ? kobject_add+0x210/0x210
[  219.896765][ T5425]  ? __init_swait_queue_head+0xa5/0x150
[  219.902436][ T5425]  gfs2_sys_fs_add+0x234/0x480
[  219.907260][ T5425]  ? gfs2_recover_set+0x240/0x240
[  219.912274][ T5425]  ? snprintf+0xd7/0x120
[  219.916672][ T5425]  ? __free_pages+0x95/0x1a0
[  219.921260][ T5425]  ? vscnprintf+0x80/0x80
[  219.925589][ T5425]  gfs2_fill_super+0x128d/0x1f50
[  219.930522][ T5425]  ? gfs2_reconfigure+0xcd0/0xcd0
[  219.935536][ T5425]  ? preempt_count_add+0x8d/0x190
[  219.940566][ T5425]  ? sb_set_blocksize+0xa5/0xe0
[  219.945400][ T5425]  get_tree_bdev+0x3f1/0x610
[  219.949974][ T5425]  ? gfs2_reconfigure+0xcd0/0xcd0
[  219.954986][ T5425]  gfs2_get_tree+0x4d/0x1e0
[  219.959522][ T5425]  vfs_get_tree+0x88/0x270
[  219.963921][ T5425]  do_new_mount+0x24a/0xa40
[  219.968407][ T5425]  __se_sys_mount+0x2d6/0x3c0
[  219.973078][ T5425]  ? __x64_sys_mount+0xc0/0xc0
[  219.977839][ T5425]  ? lockdep_hardirqs_on+0x94/0x140
[  219.983049][ T5425]  ? __x64_sys_mount+0x1c/0xc0
[  219.987794][ T5425]  do_syscall_64+0x4c/0xa0
[  219.992185][ T5425]  ? clear_bhb_loop+0x30/0x80
[  219.996837][ T5425]  ? clear_bhb_loop+0x30/0x80
[  220.001491][ T5425]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  220.007358][ T5425] RIP: 0033:0x7f0e1d6216ba
[  220.011753][ T5425] 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
[  220.031512][ T5425] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  220.039924][ T5425] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  220.047879][ T5425] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  220.055847][ T5425] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  220.063798][ T5425] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  220.071750][ T5425] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  220.079713][ T5425]  </TASK>
[  220.083140][ T5425] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  220.096879][ T5425] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  220.449134][ T5428] loop1: detected capacity change from 0 to 32768
[  220.510406][ T5428] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  220.520950][ T5428] CPU: 1 PID: 5428 Comm: syz.1.175 Not tainted syzkaller #0
[  220.528293][ T5428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  220.538543][ T5428] Call Trace:
[  220.541830][ T5428]  <TASK>
[  220.544763][ T5428]  dump_stack_lvl+0x168/0x230
[  220.549458][ T5428]  ? show_regs_print_info+0x20/0x20
[  220.554701][ T5428]  ? load_image+0x3b0/0x3b0
[  220.559248][ T5428]  sysfs_create_dir_ns+0x252/0x280
[  220.564368][ T5428]  ? __lock_acquire+0x7c60/0x7c60
[  220.569402][ T5428]  ? sysfs_warn_dup+0xa0/0xa0
[  220.574095][ T5428]  ? do_raw_spin_unlock+0x11d/0x230
[  220.579408][ T5428]  kobject_add_internal+0x662/0xd00
[  220.584715][ T5428]  kobject_init_and_add+0x122/0x190
[  220.589917][ T5428]  ? lockdep_softirqs_off+0x420/0x420
[  220.595285][ T5428]  ? kobject_add+0x210/0x210
[  220.599861][ T5428]  ? __init_swait_queue_head+0xa5/0x150
[  220.605392][ T5428]  gfs2_sys_fs_add+0x234/0x480
[  220.610141][ T5428]  ? gfs2_recover_set+0x240/0x240
[  220.615156][ T5428]  ? snprintf+0xd7/0x120
[  220.619409][ T5428]  ? __free_pages+0x95/0x1a0
[  220.624015][ T5428]  ? vscnprintf+0x80/0x80
[  220.628335][ T5428]  gfs2_fill_super+0x128d/0x1f50
[  220.633294][ T5428]  ? gfs2_reconfigure+0xcd0/0xcd0
[  220.638296][ T5428]  ? preempt_count_add+0x8d/0x190
[  220.643318][ T5428]  ? sb_set_blocksize+0xa5/0xe0
[  220.648149][ T5428]  get_tree_bdev+0x3f1/0x610
[  220.652731][ T5428]  ? gfs2_reconfigure+0xcd0/0xcd0
[  220.657733][ T5428]  gfs2_get_tree+0x4d/0x1e0
[  220.662212][ T5428]  vfs_get_tree+0x88/0x270
[  220.666630][ T5428]  do_new_mount+0x24a/0xa40
[  220.671132][ T5428]  __se_sys_mount+0x2d6/0x3c0
[  220.675787][ T5428]  ? __x64_sys_mount+0xc0/0xc0
[  220.680540][ T5428]  ? lockdep_hardirqs_on+0x94/0x140
[  220.685724][ T5428]  ? __x64_sys_mount+0x1c/0xc0
[  220.690468][ T5428]  do_syscall_64+0x4c/0xa0
[  220.694860][ T5428]  ? clear_bhb_loop+0x30/0x80
[  220.699513][ T5428]  ? clear_bhb_loop+0x30/0x80
[  220.704168][ T5428]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  220.710120][ T5428] RIP: 0033:0x7f0e1d6216ba
[  220.714610][ T5428] 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
[  220.734307][ T5428] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  220.742805][ T5428] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  220.750768][ T5428] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  220.758720][ T5428] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  220.766706][ T5428] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  220.774750][ T5428] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  220.782717][ T5428]  </TASK>
[  220.786736][ T5428] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  220.800690][ T5428] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  221.098657][ T5431] loop1: detected capacity change from 0 to 32768
[  221.150484][ T5431] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  221.158595][ T5431] CPU: 1 PID: 5431 Comm: syz.1.176 Not tainted syzkaller #0
[  221.165893][ T5431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  221.175964][ T5431] Call Trace:
[  221.179248][ T5431]  <TASK>
[  221.182186][ T5431]  dump_stack_lvl+0x168/0x230
[  221.186881][ T5431]  ? show_regs_print_info+0x20/0x20
[  221.192096][ T5431]  ? load_image+0x3b0/0x3b0
[  221.196619][ T5431]  sysfs_create_dir_ns+0x252/0x280
[  221.201740][ T5431]  ? __lock_acquire+0x7c60/0x7c60
[  221.206772][ T5431]  ? sysfs_warn_dup+0xa0/0xa0
[  221.211462][ T5431]  ? do_raw_spin_unlock+0x11d/0x230
[  221.216762][ T5431]  kobject_add_internal+0x662/0xd00
[  221.221973][ T5431]  kobject_init_and_add+0x122/0x190
[  221.227169][ T5431]  ? lockdep_softirqs_off+0x420/0x420
[  221.232530][ T5431]  ? kobject_add+0x210/0x210
[  221.237112][ T5431]  ? __init_swait_queue_head+0xa5/0x150
[  221.242645][ T5431]  gfs2_sys_fs_add+0x234/0x480
[  221.247397][ T5431]  ? gfs2_recover_set+0x240/0x240
[  221.252413][ T5431]  ? snprintf+0xd7/0x120
[  221.256647][ T5431]  ? __free_pages+0x95/0x1a0
[  221.261244][ T5431]  ? vscnprintf+0x80/0x80
[  221.265568][ T5431]  gfs2_fill_super+0x128d/0x1f50
[  221.270498][ T5431]  ? gfs2_reconfigure+0xcd0/0xcd0
[  221.275546][ T5431]  ? preempt_count_add+0x8d/0x190
[  221.280570][ T5431]  ? sb_set_blocksize+0xa5/0xe0
[  221.285502][ T5431]  get_tree_bdev+0x3f1/0x610
[  221.290099][ T5431]  ? gfs2_reconfigure+0xcd0/0xcd0
[  221.295102][ T5431]  gfs2_get_tree+0x4d/0x1e0
[  221.299585][ T5431]  vfs_get_tree+0x88/0x270
[  221.304070][ T5431]  do_new_mount+0x24a/0xa40
[  221.308575][ T5431]  __se_sys_mount+0x2d6/0x3c0
[  221.313238][ T5431]  ? __x64_sys_mount+0xc0/0xc0
[  221.318010][ T5431]  ? lockdep_hardirqs_on+0x94/0x140
[  221.323185][ T5431]  ? __x64_sys_mount+0x1c/0xc0
[  221.327943][ T5431]  do_syscall_64+0x4c/0xa0
[  221.332444][ T5431]  ? clear_bhb_loop+0x30/0x80
[  221.337275][ T5431]  ? clear_bhb_loop+0x30/0x80
[  221.341942][ T5431]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  221.347838][ T5431] RIP: 0033:0x7f0e1d6216ba
[  221.352240][ T5431] 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
[  221.371830][ T5431] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  221.380228][ T5431] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  221.388183][ T5431] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  221.396133][ T5431] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  221.404111][ T5431] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  221.412150][ T5431] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  221.420126][ T5431]  </TASK>
[  221.423699][ T5431] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  221.437547][ T5431] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2025/09/13 09:17:43 executed programs: 164
[  221.739695][ T5433] loop1: detected capacity change from 0 to 32768
[  221.813397][ T5433] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  221.821408][ T5433] CPU: 1 PID: 5433 Comm: syz.1.177 Not tainted syzkaller #0
[  221.828703][ T5433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  221.838778][ T5433] Call Trace:
[  221.842172][ T5433]  <TASK>
[  221.845170][ T5433]  dump_stack_lvl+0x168/0x230
[  221.849867][ T5433]  ? show_regs_print_info+0x20/0x20
[  221.855194][ T5433]  ? load_image+0x3b0/0x3b0
[  221.859716][ T5433]  sysfs_create_dir_ns+0x252/0x280
[  221.864835][ T5433]  ? __lock_acquire+0x7c60/0x7c60
[  221.869971][ T5433]  ? sysfs_warn_dup+0xa0/0xa0
[  221.874748][ T5433]  ? do_raw_spin_unlock+0x11d/0x230
[  221.879967][ T5433]  kobject_add_internal+0x662/0xd00
[  221.885180][ T5433]  kobject_init_and_add+0x122/0x190
[  221.890469][ T5433]  ? lockdep_softirqs_off+0x420/0x420
[  221.895851][ T5433]  ? kobject_add+0x210/0x210
[  221.900603][ T5433]  ? __init_swait_queue_head+0xa5/0x150
[  221.906155][ T5433]  gfs2_sys_fs_add+0x234/0x480
[  221.910906][ T5433]  ? gfs2_recover_set+0x240/0x240
[  221.915925][ T5433]  ? snprintf+0xd7/0x120
[  221.920149][ T5433]  ? __free_pages+0x95/0x1a0
[  221.924750][ T5433]  ? vscnprintf+0x80/0x80
[  221.929085][ T5433]  gfs2_fill_super+0x128d/0x1f50
[  221.934019][ T5433]  ? gfs2_reconfigure+0xcd0/0xcd0
[  221.939046][ T5433]  ? preempt_count_add+0x8d/0x190
[  221.944071][ T5433]  ? sb_set_blocksize+0xa5/0xe0
[  221.949018][ T5433]  get_tree_bdev+0x3f1/0x610
[  221.953626][ T5433]  ? gfs2_reconfigure+0xcd0/0xcd0
[  221.958639][ T5433]  gfs2_get_tree+0x4d/0x1e0
[  221.963135][ T5433]  vfs_get_tree+0x88/0x270
[  221.967556][ T5433]  do_new_mount+0x24a/0xa40
[  221.972047][ T5433]  __se_sys_mount+0x2d6/0x3c0
[  221.976711][ T5433]  ? __x64_sys_mount+0xc0/0xc0
[  221.981471][ T5433]  ? lockdep_hardirqs_on+0x94/0x140
[  221.986661][ T5433]  ? __x64_sys_mount+0x1c/0xc0
[  221.991418][ T5433]  do_syscall_64+0x4c/0xa0
[  221.995844][ T5433]  ? clear_bhb_loop+0x30/0x80
[  222.000512][ T5433]  ? clear_bhb_loop+0x30/0x80
[  222.005177][ T5433]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  222.011052][ T5433] RIP: 0033:0x7f0e1d6216ba
[  222.015456][ T5433] 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
[  222.035046][ T5433] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  222.043443][ T5433] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  222.051415][ T5433] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  222.059377][ T5433] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  222.067343][ T5433] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  222.075315][ T5433] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  222.083308][ T5433]  </TASK>
[  222.087281][ T5433] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  222.101075][ T5433] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  222.410522][ T5435] loop1: detected capacity change from 0 to 32768
[  222.475326][ T5435] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  222.483470][ T5435] CPU: 0 PID: 5435 Comm: syz.1.178 Not tainted syzkaller #0
[  222.490760][ T5435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  222.500820][ T5435] Call Trace:
[  222.504128][ T5435]  <TASK>
[  222.507059][ T5435]  dump_stack_lvl+0x168/0x230
[  222.511742][ T5435]  ? show_regs_print_info+0x20/0x20
[  222.517084][ T5435]  ? load_image+0x3b0/0x3b0
[  222.521606][ T5435]  sysfs_create_dir_ns+0x252/0x280
[  222.526725][ T5435]  ? __lock_acquire+0x7c60/0x7c60
[  222.531756][ T5435]  ? sysfs_warn_dup+0xa0/0xa0
[  222.536442][ T5435]  ? do_raw_spin_unlock+0x11d/0x230
[  222.541649][ T5435]  kobject_add_internal+0x662/0xd00
[  222.546948][ T5435]  kobject_init_and_add+0x122/0x190
[  222.552144][ T5435]  ? lockdep_softirqs_off+0x420/0x420
[  222.557503][ T5435]  ? kobject_add+0x210/0x210
[  222.562093][ T5435]  ? __init_swait_queue_head+0xa5/0x150
[  222.567708][ T5435]  gfs2_sys_fs_add+0x234/0x480
[  222.572469][ T5435]  ? gfs2_recover_set+0x240/0x240
[  222.577480][ T5435]  ? snprintf+0xd7/0x120
[  222.581711][ T5435]  ? __free_pages+0x95/0x1a0
[  222.586315][ T5435]  ? vscnprintf+0x80/0x80
[  222.590631][ T5435]  gfs2_fill_super+0x128d/0x1f50
[  222.595574][ T5435]  ? gfs2_reconfigure+0xcd0/0xcd0
[  222.600580][ T5435]  ? preempt_count_add+0x8d/0x190
[  222.605598][ T5435]  ? sb_set_blocksize+0xa5/0xe0
[  222.610440][ T5435]  get_tree_bdev+0x3f1/0x610
[  222.615014][ T5435]  ? gfs2_reconfigure+0xcd0/0xcd0
[  222.620024][ T5435]  gfs2_get_tree+0x4d/0x1e0
[  222.624683][ T5435]  vfs_get_tree+0x88/0x270
[  222.629082][ T5435]  do_new_mount+0x24a/0xa40
[  222.633567][ T5435]  __se_sys_mount+0x2d6/0x3c0
[  222.638222][ T5435]  ? __x64_sys_mount+0xc0/0xc0
[  222.643149][ T5435]  ? lockdep_hardirqs_on+0x94/0x140
[  222.648571][ T5435]  ? __x64_sys_mount+0x1c/0xc0
[  222.653330][ T5435]  do_syscall_64+0x4c/0xa0
[  222.657810][ T5435]  ? clear_bhb_loop+0x30/0x80
[  222.662464][ T5435]  ? clear_bhb_loop+0x30/0x80
[  222.667213][ T5435]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  222.673187][ T5435] RIP: 0033:0x7f0e1d6216ba
[  222.678276][ T5435] 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
[  222.699903][ T5435] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  222.708403][ T5435] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  222.716595][ T5435] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  222.724768][ T5435] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  222.732944][ T5435] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  222.741350][ T5435] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  222.749423][ T5435]  </TASK>
[  222.754576][ T5435] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  222.768547][ T5435] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  223.097278][ T5437] loop1: detected capacity change from 0 to 32768
[  223.142777][ T5437] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  223.150948][ T5437] CPU: 0 PID: 5437 Comm: syz.1.179 Not tainted syzkaller #0
[  223.158357][ T5437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  223.168428][ T5437] Call Trace:
[  223.171712][ T5437]  <TASK>
[  223.174650][ T5437]  dump_stack_lvl+0x168/0x230
[  223.179436][ T5437]  ? show_regs_print_info+0x20/0x20
[  223.184654][ T5437]  ? load_image+0x3b0/0x3b0
[  223.189189][ T5437]  sysfs_create_dir_ns+0x252/0x280
[  223.194314][ T5437]  ? __lock_acquire+0x7c60/0x7c60
[  223.199344][ T5437]  ? sysfs_warn_dup+0xa0/0xa0
[  223.204034][ T5437]  ? do_raw_spin_unlock+0x11d/0x230
[  223.209240][ T5437]  kobject_add_internal+0x662/0xd00
[  223.214448][ T5437]  kobject_init_and_add+0x122/0x190
[  223.219671][ T5437]  ? lockdep_softirqs_off+0x420/0x420
[  223.225052][ T5437]  ? kobject_add+0x210/0x210
[  223.229722][ T5437]  ? __init_swait_queue_head+0xa5/0x150
[  223.235266][ T5437]  gfs2_sys_fs_add+0x234/0x480
[  223.240104][ T5437]  ? gfs2_recover_set+0x240/0x240
[  223.245371][ T5437]  ? snprintf+0xd7/0x120
[  223.249604][ T5437]  ? __free_pages+0x95/0x1a0
[  223.254195][ T5437]  ? vscnprintf+0x80/0x80
[  223.258510][ T5437]  gfs2_fill_super+0x128d/0x1f50
[  223.263524][ T5437]  ? gfs2_reconfigure+0xcd0/0xcd0
[  223.268553][ T5437]  ? preempt_count_add+0x8d/0x190
[  223.273562][ T5437]  ? sb_set_blocksize+0xa5/0xe0
[  223.278431][ T5437]  get_tree_bdev+0x3f1/0x610
[  223.283050][ T5437]  ? gfs2_reconfigure+0xcd0/0xcd0
[  223.288165][ T5437]  gfs2_get_tree+0x4d/0x1e0
[  223.292667][ T5437]  vfs_get_tree+0x88/0x270
[  223.297086][ T5437]  do_new_mount+0x24a/0xa40
[  223.301575][ T5437]  __se_sys_mount+0x2d6/0x3c0
[  223.306365][ T5437]  ? __x64_sys_mount+0xc0/0xc0
[  223.311184][ T5437]  ? lockdep_hardirqs_on+0x94/0x140
[  223.316488][ T5437]  ? __x64_sys_mount+0x1c/0xc0
[  223.321259][ T5437]  do_syscall_64+0x4c/0xa0
[  223.325799][ T5437]  ? clear_bhb_loop+0x30/0x80
[  223.330475][ T5437]  ? clear_bhb_loop+0x30/0x80
[  223.335385][ T5437]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  223.341450][ T5437] RIP: 0033:0x7f0e1d6216ba
[  223.346010][ T5437] 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
[  223.365608][ T5437] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  223.374100][ T5437] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  223.382157][ T5437] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  223.390161][ T5437] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  223.398146][ T5437] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  223.406247][ T5437] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  223.414218][ T5437]  </TASK>
[  223.419120][ T5437] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  223.432927][ T5437] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  223.756670][ T5439] loop1: detected capacity change from 0 to 32768
[  223.822889][ T5439] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  223.830903][ T5439] CPU: 0 PID: 5439 Comm: syz.1.180 Not tainted syzkaller #0
[  223.838205][ T5439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  223.848272][ T5439] Call Trace:
[  223.851559][ T5439]  <TASK>
[  223.854490][ T5439]  dump_stack_lvl+0x168/0x230
[  223.859192][ T5439]  ? show_regs_print_info+0x20/0x20
[  223.864405][ T5439]  ? load_image+0x3b0/0x3b0
[  223.868931][ T5439]  sysfs_create_dir_ns+0x252/0x280
[  223.874059][ T5439]  ? __lock_acquire+0x7c60/0x7c60
[  223.879095][ T5439]  ? sysfs_warn_dup+0xa0/0xa0
[  223.883789][ T5439]  ? do_raw_spin_unlock+0x11d/0x230
[  223.888996][ T5439]  kobject_add_internal+0x662/0xd00
[  223.894213][ T5439]  kobject_init_and_add+0x122/0x190
[  223.899396][ T5439]  ? lockdep_softirqs_off+0x420/0x420
[  223.904780][ T5439]  ? kobject_add+0x210/0x210
[  223.909352][ T5439]  ? __init_swait_queue_head+0xa5/0x150
[  223.914964][ T5439]  gfs2_sys_fs_add+0x234/0x480
[  223.919730][ T5439]  ? gfs2_recover_set+0x240/0x240
[  223.924743][ T5439]  ? snprintf+0xd7/0x120
[  223.928972][ T5439]  ? __free_pages+0x95/0x1a0
[  223.933545][ T5439]  ? vscnprintf+0x80/0x80
[  223.937865][ T5439]  gfs2_fill_super+0x128d/0x1f50
[  223.942791][ T5439]  ? gfs2_reconfigure+0xcd0/0xcd0
[  223.947986][ T5439]  ? preempt_count_add+0x8d/0x190
[  223.953044][ T5439]  ? sb_set_blocksize+0xa5/0xe0
[  223.957974][ T5439]  get_tree_bdev+0x3f1/0x610
[  223.962554][ T5439]  ? gfs2_reconfigure+0xcd0/0xcd0
[  223.967563][ T5439]  gfs2_get_tree+0x4d/0x1e0
[  223.972045][ T5439]  vfs_get_tree+0x88/0x270
[  223.976710][ T5439]  do_new_mount+0x24a/0xa40
[  223.981215][ T5439]  __se_sys_mount+0x2d6/0x3c0
[  223.985877][ T5439]  ? __x64_sys_mount+0xc0/0xc0
[  223.990622][ T5439]  ? lockdep_hardirqs_on+0x94/0x140
[  223.995794][ T5439]  ? __x64_sys_mount+0x1c/0xc0
[  224.000542][ T5439]  do_syscall_64+0x4c/0xa0
[  224.005035][ T5439]  ? clear_bhb_loop+0x30/0x80
[  224.009809][ T5439]  ? clear_bhb_loop+0x30/0x80
[  224.014479][ T5439]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  224.020362][ T5439] RIP: 0033:0x7f0e1d6216ba
[  224.024985][ T5439] 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
[  224.044703][ T5439] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  224.053139][ T5439] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  224.061316][ T5439] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  224.069275][ T5439] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  224.077338][ T5439] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  224.085310][ T5439] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  224.093299][ T5439]  </TASK>
[  224.098342][ T5439] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  224.112540][ T5439] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  224.430806][ T5441] loop1: detected capacity change from 0 to 32768
[  224.502721][ T5441] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  224.512127][ T5441] CPU: 1 PID: 5441 Comm: syz.1.181 Not tainted syzkaller #0
[  224.519536][ T5441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  224.529598][ T5441] Call Trace:
[  224.532889][ T5441]  <TASK>
[  224.535917][ T5441]  dump_stack_lvl+0x168/0x230
[  224.540611][ T5441]  ? show_regs_print_info+0x20/0x20
[  224.545823][ T5441]  ? load_image+0x3b0/0x3b0
[  224.550437][ T5441]  sysfs_create_dir_ns+0x252/0x280
[  224.555558][ T5441]  ? __lock_acquire+0x7c60/0x7c60
[  224.560599][ T5441]  ? sysfs_warn_dup+0xa0/0xa0
[  224.565403][ T5441]  ? do_raw_spin_unlock+0x11d/0x230
[  224.570612][ T5441]  kobject_add_internal+0x662/0xd00
[  224.575827][ T5441]  kobject_init_and_add+0x122/0x190
[  224.581040][ T5441]  ? lockdep_softirqs_off+0x420/0x420
[  224.586434][ T5441]  ? kobject_add+0x210/0x210
[  224.591055][ T5441]  ? __init_swait_queue_head+0xa5/0x150
[  224.596613][ T5441]  gfs2_sys_fs_add+0x234/0x480
[  224.601363][ T5441]  ? gfs2_recover_set+0x240/0x240
[  224.606372][ T5441]  ? snprintf+0xd7/0x120
[  224.610630][ T5441]  ? __free_pages+0x95/0x1a0
[  224.615210][ T5441]  ? vscnprintf+0x80/0x80
[  224.619524][ T5441]  gfs2_fill_super+0x128d/0x1f50
[  224.624449][ T5441]  ? gfs2_reconfigure+0xcd0/0xcd0
[  224.629557][ T5441]  ? preempt_count_add+0x8d/0x190
[  224.634566][ T5441]  ? sb_set_blocksize+0xa5/0xe0
[  224.639511][ T5441]  get_tree_bdev+0x3f1/0x610
[  224.644111][ T5441]  ? gfs2_reconfigure+0xcd0/0xcd0
[  224.649113][ T5441]  gfs2_get_tree+0x4d/0x1e0
[  224.653592][ T5441]  vfs_get_tree+0x88/0x270
[  224.657985][ T5441]  do_new_mount+0x24a/0xa40
[  224.662476][ T5441]  __se_sys_mount+0x2d6/0x3c0
[  224.667232][ T5441]  ? __x64_sys_mount+0xc0/0xc0
[  224.671977][ T5441]  ? lockdep_hardirqs_on+0x94/0x140
[  224.677154][ T5441]  ? __x64_sys_mount+0x1c/0xc0
[  224.681896][ T5441]  do_syscall_64+0x4c/0xa0
[  224.686300][ T5441]  ? clear_bhb_loop+0x30/0x80
[  224.691050][ T5441]  ? clear_bhb_loop+0x30/0x80
[  224.695795][ T5441]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  224.701666][ T5441] RIP: 0033:0x7f0e1d6216ba
[  224.706061][ T5441] 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
[  224.725829][ T5441] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  224.734241][ T5441] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  224.742192][ T5441] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  224.750138][ T5441] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  224.758101][ T5441] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  224.766071][ T5441] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  224.774048][ T5441]  </TASK>
[  224.777569][ T5441] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  224.791358][ T5441] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  225.085238][ T5443] loop1: detected capacity change from 0 to 32768
[  225.131210][ T5443] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  225.139338][ T5443] CPU: 0 PID: 5443 Comm: syz.1.182 Not tainted syzkaller #0
[  225.146640][ T5443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  225.156798][ T5443] Call Trace:
[  225.160523][ T5443]  <TASK>
[  225.163465][ T5443]  dump_stack_lvl+0x168/0x230
[  225.168157][ T5443]  ? show_regs_print_info+0x20/0x20
[  225.173363][ T5443]  ? load_image+0x3b0/0x3b0
[  225.177882][ T5443]  sysfs_create_dir_ns+0x252/0x280
[  225.183015][ T5443]  ? __lock_acquire+0x7c60/0x7c60
[  225.188140][ T5443]  ? sysfs_warn_dup+0xa0/0xa0
[  225.192824][ T5443]  ? do_raw_spin_unlock+0x11d/0x230
[  225.198032][ T5443]  kobject_add_internal+0x662/0xd00
[  225.203247][ T5443]  kobject_init_and_add+0x122/0x190
[  225.208454][ T5443]  ? lockdep_softirqs_off+0x420/0x420
[  225.213925][ T5443]  ? kobject_add+0x210/0x210
[  225.218556][ T5443]  ? __init_swait_queue_head+0xa5/0x150
[  225.224106][ T5443]  gfs2_sys_fs_add+0x234/0x480
[  225.228946][ T5443]  ? gfs2_recover_set+0x240/0x240
[  225.234055][ T5443]  ? snprintf+0xd7/0x120
[  225.238291][ T5443]  ? __free_pages+0x95/0x1a0
[  225.242877][ T5443]  ? vscnprintf+0x80/0x80
[  225.247220][ T5443]  gfs2_fill_super+0x128d/0x1f50
[  225.252147][ T5443]  ? gfs2_reconfigure+0xcd0/0xcd0
[  225.257176][ T5443]  ? preempt_count_add+0x8d/0x190
[  225.262205][ T5443]  ? sb_set_blocksize+0xa5/0xe0
[  225.267040][ T5443]  get_tree_bdev+0x3f1/0x610
[  225.271613][ T5443]  ? gfs2_reconfigure+0xcd0/0xcd0
[  225.276708][ T5443]  gfs2_get_tree+0x4d/0x1e0
[  225.281213][ T5443]  vfs_get_tree+0x88/0x270
[  225.285610][ T5443]  do_new_mount+0x24a/0xa40
[  225.290095][ T5443]  __se_sys_mount+0x2d6/0x3c0
[  225.294754][ T5443]  ? __x64_sys_mount+0xc0/0xc0
[  225.299525][ T5443]  ? lockdep_hardirqs_on+0x94/0x140
[  225.304733][ T5443]  ? __x64_sys_mount+0x1c/0xc0
[  225.309480][ T5443]  do_syscall_64+0x4c/0xa0
[  225.313873][ T5443]  ? clear_bhb_loop+0x30/0x80
[  225.318528][ T5443]  ? clear_bhb_loop+0x30/0x80
[  225.323181][ T5443]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  225.329067][ T5443] RIP: 0033:0x7f0e1d6216ba
[  225.333463][ T5443] 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
[  225.353075][ T5443] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  225.361521][ T5443] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  225.369516][ T5443] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  225.377512][ T5443] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  225.385478][ T5443] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  225.393440][ T5443] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  225.401426][ T5443]  </TASK>
[  225.406000][ T5443] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  225.419869][ T5443] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  225.724790][ T5445] loop1: detected capacity change from 0 to 32768
[  225.769136][ T5445] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  225.777206][ T5445] CPU: 1 PID: 5445 Comm: syz.1.183 Not tainted syzkaller #0
[  225.784512][ T5445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  225.794579][ T5445] Call Trace:
[  225.797869][ T5445]  <TASK>
[  225.800819][ T5445]  dump_stack_lvl+0x168/0x230
[  225.805602][ T5445]  ? show_regs_print_info+0x20/0x20
[  225.810830][ T5445]  ? load_image+0x3b0/0x3b0
[  225.815363][ T5445]  sysfs_create_dir_ns+0x252/0x280
[  225.820494][ T5445]  ? __lock_acquire+0x7c60/0x7c60
[  225.825534][ T5445]  ? sysfs_warn_dup+0xa0/0xa0
[  225.830230][ T5445]  ? do_raw_spin_unlock+0x11d/0x230
[  225.835488][ T5445]  kobject_add_internal+0x662/0xd00
[  225.840702][ T5445]  kobject_init_and_add+0x122/0x190
[  225.845910][ T5445]  ? lockdep_softirqs_off+0x420/0x420
[  225.851296][ T5445]  ? kobject_add+0x210/0x210
[  225.855871][ T5445]  ? __init_swait_queue_head+0xa5/0x150
[  225.861399][ T5445]  gfs2_sys_fs_add+0x234/0x480
[  225.866160][ T5445]  ? gfs2_recover_set+0x240/0x240
[  225.871171][ T5445]  ? snprintf+0xd7/0x120
[  225.875603][ T5445]  ? __free_pages+0x95/0x1a0
[  225.880198][ T5445]  ? vscnprintf+0x80/0x80
[  225.884532][ T5445]  gfs2_fill_super+0x128d/0x1f50
[  225.889493][ T5445]  ? gfs2_reconfigure+0xcd0/0xcd0
[  225.894510][ T5445]  ? preempt_count_add+0x8d/0x190
[  225.899632][ T5445]  ? sb_set_blocksize+0xa5/0xe0
[  225.904482][ T5445]  get_tree_bdev+0x3f1/0x610
[  225.909062][ T5445]  ? gfs2_reconfigure+0xcd0/0xcd0
[  225.914177][ T5445]  gfs2_get_tree+0x4d/0x1e0
[  225.918716][ T5445]  vfs_get_tree+0x88/0x270
[  225.923129][ T5445]  do_new_mount+0x24a/0xa40
[  225.927637][ T5445]  __se_sys_mount+0x2d6/0x3c0
[  225.932333][ T5445]  ? __x64_sys_mount+0xc0/0xc0
[  225.937106][ T5445]  ? lockdep_hardirqs_on+0x94/0x140
[  225.942293][ T5445]  ? __x64_sys_mount+0x1c/0xc0
[  225.947101][ T5445]  do_syscall_64+0x4c/0xa0
[  225.951503][ T5445]  ? clear_bhb_loop+0x30/0x80
[  225.956159][ T5445]  ? clear_bhb_loop+0x30/0x80
[  225.960836][ T5445]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  225.966707][ T5445] RIP: 0033:0x7f0e1d6216ba
[  225.971104][ T5445] 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
[  225.990688][ T5445] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  225.999171][ T5445] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  226.007125][ T5445] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  226.015078][ T5445] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  226.023084][ T5445] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  226.031044][ T5445] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  226.039014][ T5445]  </TASK>
[  226.042799][ T5445] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  226.057123][ T5445] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  226.359827][ T5447] loop1: detected capacity change from 0 to 32768
[  226.421172][ T5447] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  226.429269][ T5447] CPU: 1 PID: 5447 Comm: syz.1.184 Not tainted syzkaller #0
[  226.436563][ T5447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  226.446632][ T5447] Call Trace:
[  226.449915][ T5447]  <TASK>
[  226.452856][ T5447]  dump_stack_lvl+0x168/0x230
[  226.457558][ T5447]  ? show_regs_print_info+0x20/0x20
[  226.462860][ T5447]  ? load_image+0x3b0/0x3b0
[  226.467392][ T5447]  sysfs_create_dir_ns+0x252/0x280
[  226.472512][ T5447]  ? __lock_acquire+0x7c60/0x7c60
[  226.477546][ T5447]  ? sysfs_warn_dup+0xa0/0xa0
[  226.482237][ T5447]  ? do_raw_spin_unlock+0x11d/0x230
[  226.487445][ T5447]  kobject_add_internal+0x662/0xd00
[  226.492657][ T5447]  kobject_init_and_add+0x122/0x190
[  226.497843][ T5447]  ? lockdep_softirqs_off+0x420/0x420
[  226.503201][ T5447]  ? kobject_add+0x210/0x210
[  226.507796][ T5447]  ? __init_swait_queue_head+0xa5/0x150
[  226.513342][ T5447]  gfs2_sys_fs_add+0x234/0x480
[  226.518595][ T5447]  ? gfs2_recover_set+0x240/0x240
[  226.523648][ T5447]  ? snprintf+0xd7/0x120
[  226.527894][ T5447]  ? __free_pages+0x95/0x1a0
[  226.532477][ T5447]  ? vscnprintf+0x80/0x80
[  226.536822][ T5447]  gfs2_fill_super+0x128d/0x1f50
[  226.541758][ T5447]  ? gfs2_reconfigure+0xcd0/0xcd0
[  226.546762][ T5447]  ? preempt_count_add+0x8d/0x190
[  226.551772][ T5447]  ? sb_set_blocksize+0xa5/0xe0
[  226.556689][ T5447]  get_tree_bdev+0x3f1/0x610
[  226.561266][ T5447]  ? gfs2_reconfigure+0xcd0/0xcd0
[  226.566278][ T5447]  gfs2_get_tree+0x4d/0x1e0
[  226.570767][ T5447]  vfs_get_tree+0x88/0x270
[  226.575164][ T5447]  do_new_mount+0x24a/0xa40
[  226.579663][ T5447]  __se_sys_mount+0x2d6/0x3c0
[  226.584341][ T5447]  ? __x64_sys_mount+0xc0/0xc0
[  226.589091][ T5447]  ? lockdep_hardirqs_on+0x94/0x140
[  226.594271][ T5447]  ? __x64_sys_mount+0x1c/0xc0
[  226.599014][ T5447]  do_syscall_64+0x4c/0xa0
[  226.603424][ T5447]  ? clear_bhb_loop+0x30/0x80
[  226.608086][ T5447]  ? clear_bhb_loop+0x30/0x80
[  226.612743][ T5447]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  226.618615][ T5447] RIP: 0033:0x7f0e1d6216ba
[  226.623182][ T5447] 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
[  226.642884][ T5447] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  226.651282][ T5447] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  226.659246][ T5447] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  226.667226][ T5447] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  226.675181][ T5447] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  226.683136][ T5447] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  226.691102][ T5447]  </TASK>
[  226.694617][ T5447] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  226.708565][ T5447] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2025/09/13 09:17:48 executed programs: 172
[  227.038761][ T5449] loop1: detected capacity change from 0 to 32768
[  227.164355][ T5449] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  227.172384][ T5449] CPU: 1 PID: 5449 Comm: syz.1.185 Not tainted syzkaller #0
[  227.179797][ T5449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  227.189861][ T5449] Call Trace:
[  227.193147][ T5449]  <TASK>
[  227.196172][ T5449]  dump_stack_lvl+0x168/0x230
[  227.200903][ T5449]  ? show_regs_print_info+0x20/0x20
[  227.206116][ T5449]  ? load_image+0x3b0/0x3b0
[  227.210646][ T5449]  sysfs_create_dir_ns+0x252/0x280
[  227.215778][ T5449]  ? __lock_acquire+0x7c60/0x7c60
[  227.220840][ T5449]  ? sysfs_warn_dup+0xa0/0xa0
[  227.225546][ T5449]  ? do_raw_spin_unlock+0x11d/0x230
[  227.230765][ T5449]  kobject_add_internal+0x662/0xd00
[  227.235990][ T5449]  kobject_init_and_add+0x122/0x190
[  227.241202][ T5449]  ? lockdep_softirqs_off+0x420/0x420
[  227.246732][ T5449]  ? kobject_add+0x210/0x210
[  227.251372][ T5449]  ? __init_swait_queue_head+0xa5/0x150
[  227.256924][ T5449]  gfs2_sys_fs_add+0x234/0x480
[  227.261680][ T5449]  ? gfs2_recover_set+0x240/0x240
[  227.266702][ T5449]  ? snprintf+0xd7/0x120
[  227.270962][ T5449]  ? __free_pages+0x95/0x1a0
[  227.275641][ T5449]  ? vscnprintf+0x80/0x80
[  227.280298][ T5449]  gfs2_fill_super+0x128d/0x1f50
[  227.285260][ T5449]  ? gfs2_reconfigure+0xcd0/0xcd0
[  227.290274][ T5449]  ? preempt_count_add+0x8d/0x190
[  227.295284][ T5449]  ? sb_set_blocksize+0xa5/0xe0
[  227.300118][ T5449]  get_tree_bdev+0x3f1/0x610
[  227.304707][ T5449]  ? gfs2_reconfigure+0xcd0/0xcd0
[  227.309747][ T5449]  gfs2_get_tree+0x4d/0x1e0
[  227.314267][ T5449]  vfs_get_tree+0x88/0x270
[  227.319117][ T5449]  do_new_mount+0x24a/0xa40
[  227.323637][ T5449]  __se_sys_mount+0x2d6/0x3c0
[  227.328338][ T5449]  ? __x64_sys_mount+0xc0/0xc0
[  227.333087][ T5449]  ? lockdep_hardirqs_on+0x94/0x140
[  227.338277][ T5449]  ? __x64_sys_mount+0x1c/0xc0
[  227.343038][ T5449]  do_syscall_64+0x4c/0xa0
[  227.347567][ T5449]  ? clear_bhb_loop+0x30/0x80
[  227.352246][ T5449]  ? clear_bhb_loop+0x30/0x80
[  227.356906][ T5449]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  227.362778][ T5449] RIP: 0033:0x7f0e1d6216ba
[  227.367175][ T5449] 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
[  227.386778][ T5449] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  227.395181][ T5449] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  227.403134][ T5449] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  227.411423][ T5449] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  227.419481][ T5449] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  227.427557][ T5449] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  227.435552][ T5449]  </TASK>
[  227.439079][ T5449] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  227.453120][ T5449] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  227.787062][ T5451] loop1: detected capacity change from 0 to 32768
[  227.834772][ T5451] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  227.845756][ T5451] CPU: 1 PID: 5451 Comm: syz.1.186 Not tainted syzkaller #0
[  227.853064][ T5451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  227.863122][ T5451] Call Trace:
[  227.866410][ T5451]  <TASK>
[  227.869348][ T5451]  dump_stack_lvl+0x168/0x230
[  227.874224][ T5451]  ? show_regs_print_info+0x20/0x20
[  227.879442][ T5451]  ? load_image+0x3b0/0x3b0
[  227.883980][ T5451]  sysfs_create_dir_ns+0x252/0x280
[  227.889104][ T5451]  ? __lock_acquire+0x7c60/0x7c60
[  227.894150][ T5451]  ? sysfs_warn_dup+0xa0/0xa0
[  227.898836][ T5451]  ? do_raw_spin_unlock+0x11d/0x230
[  227.904078][ T5451]  kobject_add_internal+0x662/0xd00
[  227.909287][ T5451]  kobject_init_and_add+0x122/0x190
[  227.914518][ T5451]  ? lockdep_softirqs_off+0x420/0x420
[  227.919916][ T5451]  ? kobject_add+0x210/0x210
[  227.924535][ T5451]  ? __init_swait_queue_head+0xa5/0x150
[  227.930091][ T5451]  gfs2_sys_fs_add+0x234/0x480
[  227.934930][ T5451]  ? gfs2_recover_set+0x240/0x240
[  227.939935][ T5451]  ? snprintf+0xd7/0x120
[  227.944285][ T5451]  ? __free_pages+0x95/0x1a0
[  227.948867][ T5451]  ? vscnprintf+0x80/0x80
[  227.953279][ T5451]  gfs2_fill_super+0x128d/0x1f50
[  227.958645][ T5451]  ? gfs2_reconfigure+0xcd0/0xcd0
[  227.963656][ T5451]  ? preempt_count_add+0x8d/0x190
[  227.968666][ T5451]  ? sb_set_blocksize+0xa5/0xe0
[  227.973511][ T5451]  get_tree_bdev+0x3f1/0x610
[  227.978082][ T5451]  ? gfs2_reconfigure+0xcd0/0xcd0
[  227.983093][ T5451]  gfs2_get_tree+0x4d/0x1e0
[  227.987660][ T5451]  vfs_get_tree+0x88/0x270
[  227.992072][ T5451]  do_new_mount+0x24a/0xa40
[  227.996557][ T5451]  __se_sys_mount+0x2d6/0x3c0
[  228.001250][ T5451]  ? __x64_sys_mount+0xc0/0xc0
[  228.006004][ T5451]  ? lockdep_hardirqs_on+0x94/0x140
[  228.011187][ T5451]  ? __x64_sys_mount+0x1c/0xc0
[  228.016047][ T5451]  do_syscall_64+0x4c/0xa0
[  228.020534][ T5451]  ? clear_bhb_loop+0x30/0x80
[  228.025220][ T5451]  ? clear_bhb_loop+0x30/0x80
[  228.029891][ T5451]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  228.035787][ T5451] RIP: 0033:0x7f0e1d6216ba
[  228.040278][ T5451] 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
[  228.059958][ T5451] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.068379][ T5451] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  228.076340][ T5451] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  228.084501][ T5451] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  228.092458][ T5451] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  228.100418][ T5451] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  228.108393][ T5451]  </TASK>
[  228.111944][ T5451] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  228.126109][ T5451] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  228.439583][ T5453] loop1: detected capacity change from 0 to 32768
[  228.513957][ T5453] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  228.522090][ T5453] CPU: 0 PID: 5453 Comm: syz.1.187 Not tainted syzkaller #0
[  228.529382][ T5453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  228.540141][ T5453] Call Trace:
[  228.543427][ T5453]  <TASK>
[  228.546356][ T5453]  dump_stack_lvl+0x168/0x230
[  228.551045][ T5453]  ? show_regs_print_info+0x20/0x20
[  228.556248][ T5453]  ? load_image+0x3b0/0x3b0
[  228.560778][ T5453]  sysfs_create_dir_ns+0x252/0x280
[  228.565915][ T5453]  ? __lock_acquire+0x7c60/0x7c60
[  228.570950][ T5453]  ? sysfs_warn_dup+0xa0/0xa0
[  228.575658][ T5453]  ? do_raw_spin_unlock+0x11d/0x230
[  228.580873][ T5453]  kobject_add_internal+0x662/0xd00
[  228.586129][ T5453]  kobject_init_and_add+0x122/0x190
[  228.591342][ T5453]  ? lockdep_softirqs_off+0x420/0x420
[  228.596712][ T5453]  ? kobject_add+0x210/0x210
[  228.601416][ T5453]  ? __init_swait_queue_head+0xa5/0x150
[  228.606956][ T5453]  gfs2_sys_fs_add+0x234/0x480
[  228.611713][ T5453]  ? gfs2_recover_set+0x240/0x240
[  228.616837][ T5453]  ? snprintf+0xd7/0x120
[  228.621161][ T5453]  ? __free_pages+0x95/0x1a0
[  228.625742][ T5453]  ? vscnprintf+0x80/0x80
[  228.630062][ T5453]  gfs2_fill_super+0x128d/0x1f50
[  228.635001][ T5453]  ? gfs2_reconfigure+0xcd0/0xcd0
[  228.640008][ T5453]  ? preempt_count_add+0x8d/0x190
[  228.645014][ T5453]  ? sb_set_blocksize+0xa5/0xe0
[  228.649844][ T5453]  get_tree_bdev+0x3f1/0x610
[  228.654419][ T5453]  ? gfs2_reconfigure+0xcd0/0xcd0
[  228.659420][ T5453]  gfs2_get_tree+0x4d/0x1e0
[  228.663901][ T5453]  vfs_get_tree+0x88/0x270
[  228.668305][ T5453]  do_new_mount+0x24a/0xa40
[  228.672790][ T5453]  __se_sys_mount+0x2d6/0x3c0
[  228.677444][ T5453]  ? __x64_sys_mount+0xc0/0xc0
[  228.682184][ T5453]  ? lockdep_hardirqs_on+0x94/0x140
[  228.687368][ T5453]  ? __x64_sys_mount+0x1c/0xc0
[  228.692127][ T5453]  do_syscall_64+0x4c/0xa0
[  228.696537][ T5453]  ? clear_bhb_loop+0x30/0x80
[  228.701197][ T5453]  ? clear_bhb_loop+0x30/0x80
[  228.705855][ T5453]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  228.711730][ T5453] RIP: 0033:0x7f0e1d6216ba
[  228.716684][ T5453] 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
[  228.739183][ T5453] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.747665][ T5453] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  228.755643][ T5453] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  228.763691][ T5453] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  228.771661][ T5453] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  228.779663][ T5453] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  228.787662][ T5453]  </TASK>
[  228.795894][ T5453] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  228.810213][ T5453] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  229.137481][ T5455] loop1: detected capacity change from 0 to 32768
[  229.191749][ T5455] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  229.199982][ T5455] CPU: 1 PID: 5455 Comm: syz.1.188 Not tainted syzkaller #0
[  229.207279][ T5455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  229.217431][ T5455] Call Trace:
[  229.220717][ T5455]  <TASK>
[  229.223658][ T5455]  dump_stack_lvl+0x168/0x230
[  229.228356][ T5455]  ? show_regs_print_info+0x20/0x20
[  229.233576][ T5455]  ? load_image+0x3b0/0x3b0
[  229.238106][ T5455]  sysfs_create_dir_ns+0x252/0x280
[  229.243226][ T5455]  ? __lock_acquire+0x7c60/0x7c60
[  229.248257][ T5455]  ? sysfs_warn_dup+0xa0/0xa0
[  229.252942][ T5455]  ? do_raw_spin_unlock+0x11d/0x230
[  229.258327][ T5455]  kobject_add_internal+0x662/0xd00
[  229.263563][ T5455]  kobject_init_and_add+0x122/0x190
[  229.268823][ T5455]  ? lockdep_softirqs_off+0x420/0x420
[  229.274257][ T5455]  ? kobject_add+0x210/0x210
[  229.278852][ T5455]  ? __init_swait_queue_head+0xa5/0x150
[  229.284405][ T5455]  gfs2_sys_fs_add+0x234/0x480
[  229.289159][ T5455]  ? gfs2_recover_set+0x240/0x240
[  229.294170][ T5455]  ? snprintf+0xd7/0x120
[  229.298410][ T5455]  ? __free_pages+0x95/0x1a0
[  229.302980][ T5455]  ? vscnprintf+0x80/0x80
[  229.307294][ T5455]  gfs2_fill_super+0x128d/0x1f50
[  229.312245][ T5455]  ? gfs2_reconfigure+0xcd0/0xcd0
[  229.317336][ T5455]  ? preempt_count_add+0x8d/0x190
[  229.322358][ T5455]  ? sb_set_blocksize+0xa5/0xe0
[  229.327355][ T5455]  get_tree_bdev+0x3f1/0x610
[  229.331940][ T5455]  ? gfs2_reconfigure+0xcd0/0xcd0
[  229.336954][ T5455]  gfs2_get_tree+0x4d/0x1e0
[  229.341445][ T5455]  vfs_get_tree+0x88/0x270
[  229.345843][ T5455]  do_new_mount+0x24a/0xa40
[  229.350335][ T5455]  __se_sys_mount+0x2d6/0x3c0
[  229.354997][ T5455]  ? __x64_sys_mount+0xc0/0xc0
[  229.359767][ T5455]  ? lockdep_hardirqs_on+0x94/0x140
[  229.365134][ T5455]  ? __x64_sys_mount+0x1c/0xc0
[  229.369916][ T5455]  do_syscall_64+0x4c/0xa0
[  229.374323][ T5455]  ? clear_bhb_loop+0x30/0x80
[  229.378994][ T5455]  ? clear_bhb_loop+0x30/0x80
[  229.383670][ T5455]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  229.389648][ T5455] RIP: 0033:0x7f0e1d6216ba
[  229.394218][ T5455] 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
[  229.413928][ T5455] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  229.422357][ T5455] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  229.430319][ T5455] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  229.438281][ T5455] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  229.446338][ T5455] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  229.454300][ T5455] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  229.462283][ T5455]  </TASK>
[  229.465851][ T5455] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  229.479714][ T5455] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  229.804896][ T5457] loop1: detected capacity change from 0 to 32768
[  229.861423][ T5457] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  229.869848][ T5457] CPU: 0 PID: 5457 Comm: syz.1.189 Not tainted syzkaller #0
[  229.877246][ T5457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  229.887312][ T5457] Call Trace:
[  229.890597][ T5457]  <TASK>
[  229.893529][ T5457]  dump_stack_lvl+0x168/0x230
[  229.898222][ T5457]  ? show_regs_print_info+0x20/0x20
[  229.903523][ T5457]  ? load_image+0x3b0/0x3b0
[  229.908056][ T5457]  sysfs_create_dir_ns+0x252/0x280
[  229.913359][ T5457]  ? __lock_acquire+0x7c60/0x7c60
[  229.918390][ T5457]  ? sysfs_warn_dup+0xa0/0xa0
[  229.923077][ T5457]  ? do_raw_spin_unlock+0x11d/0x230
[  229.928285][ T5457]  kobject_add_internal+0x662/0xd00
[  229.933520][ T5457]  kobject_init_and_add+0x122/0x190
[  229.938750][ T5457]  ? lockdep_softirqs_off+0x420/0x420
[  229.944439][ T5457]  ? kobject_add+0x210/0x210
[  229.949141][ T5457]  ? __init_swait_queue_head+0xa5/0x150
[  229.954690][ T5457]  gfs2_sys_fs_add+0x234/0x480
[  229.959445][ T5457]  ? gfs2_recover_set+0x240/0x240
[  229.964446][ T5457]  ? snprintf+0xd7/0x120
[  229.968669][ T5457]  ? __free_pages+0x95/0x1a0
[  229.973423][ T5457]  ? vscnprintf+0x80/0x80
[  229.977765][ T5457]  gfs2_fill_super+0x128d/0x1f50
[  229.982695][ T5457]  ? gfs2_reconfigure+0xcd0/0xcd0
[  229.987723][ T5457]  ? preempt_count_add+0x8d/0x190
[  229.992859][ T5457]  ? sb_set_blocksize+0xa5/0xe0
[  229.997716][ T5457]  get_tree_bdev+0x3f1/0x610
[  230.002299][ T5457]  ? gfs2_reconfigure+0xcd0/0xcd0
[  230.007301][ T5457]  gfs2_get_tree+0x4d/0x1e0
[  230.011782][ T5457]  vfs_get_tree+0x88/0x270
[  230.016174][ T5457]  do_new_mount+0x24a/0xa40
[  230.020766][ T5457]  __se_sys_mount+0x2d6/0x3c0
[  230.025528][ T5457]  ? __x64_sys_mount+0xc0/0xc0
[  230.030291][ T5457]  ? lockdep_hardirqs_on+0x94/0x140
[  230.035479][ T5457]  ? __x64_sys_mount+0x1c/0xc0
[  230.040229][ T5457]  do_syscall_64+0x4c/0xa0
[  230.044623][ T5457]  ? clear_bhb_loop+0x30/0x80
[  230.049370][ T5457]  ? clear_bhb_loop+0x30/0x80
[  230.054112][ T5457]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  230.060115][ T5457] RIP: 0033:0x7f0e1d6216ba
[  230.064781][ T5457] 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
[  230.084522][ T5457] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  230.092938][ T5457] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  230.101075][ T5457] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  230.109151][ T5457] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  230.117201][ T5457] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  230.125287][ T5457] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  230.133259][ T5457]  </TASK>
[  230.141129][ T5457] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  230.155469][ T5457] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  230.477166][ T5459] loop1: detected capacity change from 0 to 32768
[  230.531789][ T5459] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  230.540073][ T5459] CPU: 0 PID: 5459 Comm: syz.1.190 Not tainted syzkaller #0
[  230.547432][ T5459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  230.557506][ T5459] Call Trace:
[  230.560967][ T5459]  <TASK>
[  230.563898][ T5459]  dump_stack_lvl+0x168/0x230
[  230.568585][ T5459]  ? show_regs_print_info+0x20/0x20
[  230.573967][ T5459]  ? load_image+0x3b0/0x3b0
[  230.578515][ T5459]  sysfs_create_dir_ns+0x252/0x280
[  230.583730][ T5459]  ? __lock_acquire+0x7c60/0x7c60
[  230.588778][ T5459]  ? sysfs_warn_dup+0xa0/0xa0
[  230.593480][ T5459]  ? do_raw_spin_unlock+0x11d/0x230
[  230.598781][ T5459]  kobject_add_internal+0x662/0xd00
[  230.604016][ T5459]  kobject_init_and_add+0x122/0x190
[  230.609229][ T5459]  ? lockdep_softirqs_off+0x420/0x420
[  230.614609][ T5459]  ? kobject_add+0x210/0x210
[  230.619204][ T5459]  ? __init_swait_queue_head+0xa5/0x150
[  230.624760][ T5459]  gfs2_sys_fs_add+0x234/0x480
[  230.629520][ T5459]  ? gfs2_recover_set+0x240/0x240
[  230.634528][ T5459]  ? snprintf+0xd7/0x120
[  230.638757][ T5459]  ? __free_pages+0x95/0x1a0
[  230.643332][ T5459]  ? vscnprintf+0x80/0x80
[  230.647651][ T5459]  gfs2_fill_super+0x128d/0x1f50
[  230.652585][ T5459]  ? gfs2_reconfigure+0xcd0/0xcd0
[  230.657697][ T5459]  ? preempt_count_add+0x8d/0x190
[  230.662726][ T5459]  ? sb_set_blocksize+0xa5/0xe0
[  230.667587][ T5459]  get_tree_bdev+0x3f1/0x610
[  230.672199][ T5459]  ? gfs2_reconfigure+0xcd0/0xcd0
[  230.677440][ T5459]  gfs2_get_tree+0x4d/0x1e0
[  230.682416][ T5459]  vfs_get_tree+0x88/0x270
[  230.686843][ T5459]  do_new_mount+0x24a/0xa40
[  230.691353][ T5459]  __se_sys_mount+0x2d6/0x3c0
[  230.696127][ T5459]  ? __x64_sys_mount+0xc0/0xc0
[  230.700895][ T5459]  ? lockdep_hardirqs_on+0x94/0x140
[  230.706104][ T5459]  ? __x64_sys_mount+0x1c/0xc0
[  230.710866][ T5459]  do_syscall_64+0x4c/0xa0
[  230.715287][ T5459]  ? clear_bhb_loop+0x30/0x80
[  230.719946][ T5459]  ? clear_bhb_loop+0x30/0x80
[  230.724602][ T5459]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  230.730474][ T5459] RIP: 0033:0x7f0e1d6216ba
[  230.734867][ T5459] 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
[  230.754553][ T5459] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  230.762955][ T5459] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  230.770935][ T5459] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  230.778983][ T5459] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  230.787030][ T5459] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  230.794990][ T5459] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  230.803138][ T5459]  </TASK>
[  230.807845][ T5459] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  230.821730][ T5459] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  231.119405][ T5461] loop1: detected capacity change from 0 to 32768
[  231.177555][ T5461] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  231.186514][ T5461] CPU: 1 PID: 5461 Comm: syz.1.191 Not tainted syzkaller #0
[  231.193822][ T5461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  231.203885][ T5461] Call Trace:
[  231.207183][ T5461]  <TASK>
[  231.210133][ T5461]  dump_stack_lvl+0x168/0x230
[  231.214820][ T5461]  ? show_regs_print_info+0x20/0x20
[  231.220038][ T5461]  ? load_image+0x3b0/0x3b0
[  231.224575][ T5461]  sysfs_create_dir_ns+0x252/0x280
[  231.229714][ T5461]  ? __lock_acquire+0x7c60/0x7c60
[  231.234765][ T5461]  ? sysfs_warn_dup+0xa0/0xa0
[  231.239462][ T5461]  ? do_raw_spin_unlock+0x11d/0x230
[  231.244702][ T5461]  kobject_add_internal+0x662/0xd00
[  231.249918][ T5461]  kobject_init_and_add+0x122/0x190
[  231.255114][ T5461]  ? lockdep_softirqs_off+0x420/0x420
[  231.260578][ T5461]  ? kobject_add+0x210/0x210
[  231.265268][ T5461]  ? __init_swait_queue_head+0xa5/0x150
[  231.271094][ T5461]  gfs2_sys_fs_add+0x234/0x480
[  231.276122][ T5461]  ? gfs2_recover_set+0x240/0x240
[  231.281170][ T5461]  ? snprintf+0xd7/0x120
[  231.285850][ T5461]  ? __free_pages+0x95/0x1a0
[  231.290430][ T5461]  ? vscnprintf+0x80/0x80
[  231.294746][ T5461]  gfs2_fill_super+0x128d/0x1f50
[  231.299685][ T5461]  ? gfs2_reconfigure+0xcd0/0xcd0
[  231.304725][ T5461]  ? preempt_count_add+0x8d/0x190
[  231.309735][ T5461]  ? sb_set_blocksize+0xa5/0xe0
[  231.314562][ T5461]  get_tree_bdev+0x3f1/0x610
[  231.319135][ T5461]  ? gfs2_reconfigure+0xcd0/0xcd0
[  231.324137][ T5461]  gfs2_get_tree+0x4d/0x1e0
[  231.328625][ T5461]  vfs_get_tree+0x88/0x270
[  231.333038][ T5461]  do_new_mount+0x24a/0xa40
[  231.337621][ T5461]  __se_sys_mount+0x2d6/0x3c0
[  231.342283][ T5461]  ? __x64_sys_mount+0xc0/0xc0
[  231.347021][ T5461]  ? lockdep_hardirqs_on+0x94/0x140
[  231.352197][ T5461]  ? __x64_sys_mount+0x1c/0xc0
[  231.356965][ T5461]  do_syscall_64+0x4c/0xa0
[  231.361405][ T5461]  ? clear_bhb_loop+0x30/0x80
[  231.366079][ T5461]  ? clear_bhb_loop+0x30/0x80
[  231.370771][ T5461]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  231.376822][ T5461] RIP: 0033:0x7f0e1d6216ba
[  231.381324][ T5461] 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
[  231.401119][ T5461] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  231.409657][ T5461] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  231.417625][ T5461] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  231.425914][ T5461] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  231.434084][ T5461] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  231.442286][ T5461] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  231.450348][ T5461]  </TASK>
[  231.454234][ T5461] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  231.468180][ T5461] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  231.790593][ T5463] loop1: detected capacity change from 0 to 32768
[  231.833261][ T5463] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  231.841365][ T5463] CPU: 0 PID: 5463 Comm: syz.1.192 Not tainted syzkaller #0
[  231.848660][ T5463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  231.858741][ T5463] Call Trace:
[  231.862128][ T5463]  <TASK>
[  231.865068][ T5463]  dump_stack_lvl+0x168/0x230
[  231.869764][ T5463]  ? show_regs_print_info+0x20/0x20
[  231.875044][ T5463]  ? load_image+0x3b0/0x3b0
[  231.879719][ T5463]  sysfs_create_dir_ns+0x252/0x280
[  231.885221][ T5463]  ? __lock_acquire+0x7c60/0x7c60
[  231.890356][ T5463]  ? sysfs_warn_dup+0xa0/0xa0
[  231.895051][ T5463]  ? do_raw_spin_unlock+0x11d/0x230
[  231.900470][ T5463]  kobject_add_internal+0x662/0xd00
[  231.905779][ T5463]  kobject_init_and_add+0x122/0x190
[  231.910986][ T5463]  ? lockdep_softirqs_off+0x420/0x420
[  231.916386][ T5463]  ? kobject_add+0x210/0x210
[  231.920970][ T5463]  ? __init_swait_queue_head+0xa5/0x150
[  231.926526][ T5463]  gfs2_sys_fs_add+0x234/0x480
[  231.931393][ T5463]  ? gfs2_recover_set+0x240/0x240
[  231.936402][ T5463]  ? snprintf+0xd7/0x120
[  231.940728][ T5463]  ? __free_pages+0x95/0x1a0
[  231.945436][ T5463]  ? vscnprintf+0x80/0x80
[  231.949768][ T5463]  gfs2_fill_super+0x128d/0x1f50
[  231.954699][ T5463]  ? gfs2_reconfigure+0xcd0/0xcd0
[  231.959716][ T5463]  ? preempt_count_add+0x8d/0x190
[  231.964732][ T5463]  ? sb_set_blocksize+0xa5/0xe0
[  231.969575][ T5463]  get_tree_bdev+0x3f1/0x610
[  231.974162][ T5463]  ? gfs2_reconfigure+0xcd0/0xcd0
[  231.979272][ T5463]  gfs2_get_tree+0x4d/0x1e0
[  231.984109][ T5463]  vfs_get_tree+0x88/0x270
[  231.988528][ T5463]  do_new_mount+0x24a/0xa40
[  231.993026][ T5463]  __se_sys_mount+0x2d6/0x3c0
[  231.997694][ T5463]  ? __x64_sys_mount+0xc0/0xc0
[  232.002445][ T5463]  ? lockdep_hardirqs_on+0x94/0x140
[  232.007637][ T5463]  ? __x64_sys_mount+0x1c/0xc0
[  232.012384][ T5463]  do_syscall_64+0x4c/0xa0
[  232.016789][ T5463]  ? clear_bhb_loop+0x30/0x80
[  232.021445][ T5463]  ? clear_bhb_loop+0x30/0x80
[  232.026187][ T5463]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  232.032061][ T5463] RIP: 0033:0x7f0e1d6216ba
[  232.036461][ T5463] 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
[  232.056047][ T5463] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  232.064445][ T5463] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  232.072414][ T5463] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  232.080476][ T5463] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  232.088441][ T5463] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  232.096411][ T5463] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  232.104380][ T5463]  </TASK>
[  232.115427][ T5463] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  232.129413][ T5463] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2025/09/13 09:17:53 executed programs: 180
[  232.467108][ T5465] loop1: detected capacity change from 0 to 32768
[  232.542561][ T5465] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  232.550567][ T5465] CPU: 1 PID: 5465 Comm: syz.1.193 Not tainted syzkaller #0
[  232.557851][ T5465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  232.567917][ T5465] Call Trace:
[  232.571256][ T5465]  <TASK>
[  232.574191][ T5465]  dump_stack_lvl+0x168/0x230
[  232.578885][ T5465]  ? show_regs_print_info+0x20/0x20
[  232.584134][ T5465]  ? load_image+0x3b0/0x3b0
[  232.588655][ T5465]  sysfs_create_dir_ns+0x252/0x280
[  232.593784][ T5465]  ? __lock_acquire+0x7c60/0x7c60
[  232.598822][ T5465]  ? sysfs_warn_dup+0xa0/0xa0
[  232.603515][ T5465]  ? do_raw_spin_unlock+0x11d/0x230
[  232.608722][ T5465]  kobject_add_internal+0x662/0xd00
[  232.613926][ T5465]  kobject_init_and_add+0x122/0x190
[  232.619131][ T5465]  ? lockdep_softirqs_off+0x420/0x420
[  232.624524][ T5465]  ? kobject_add+0x210/0x210
[  232.629131][ T5465]  ? __init_swait_queue_head+0xa5/0x150
[  232.634690][ T5465]  gfs2_sys_fs_add+0x234/0x480
[  232.639460][ T5465]  ? gfs2_recover_set+0x240/0x240
[  232.644504][ T5465]  ? snprintf+0xd7/0x120
[  232.648752][ T5465]  ? __free_pages+0x95/0x1a0
[  232.653360][ T5465]  ? vscnprintf+0x80/0x80
[  232.657705][ T5465]  gfs2_fill_super+0x128d/0x1f50
[  232.662696][ T5465]  ? gfs2_reconfigure+0xcd0/0xcd0
[  232.667708][ T5465]  ? preempt_count_add+0x8d/0x190
[  232.672725][ T5465]  ? sb_set_blocksize+0xa5/0xe0
[  232.677585][ T5465]  get_tree_bdev+0x3f1/0x610
[  232.682172][ T5465]  ? gfs2_reconfigure+0xcd0/0xcd0
[  232.687186][ T5465]  gfs2_get_tree+0x4d/0x1e0
[  232.691715][ T5465]  vfs_get_tree+0x88/0x270
[  232.696122][ T5465]  do_new_mount+0x24a/0xa40
[  232.700623][ T5465]  __se_sys_mount+0x2d6/0x3c0
[  232.705462][ T5465]  ? __x64_sys_mount+0xc0/0xc0
[  232.710225][ T5465]  ? lockdep_hardirqs_on+0x94/0x140
[  232.715405][ T5465]  ? __x64_sys_mount+0x1c/0xc0
[  232.720153][ T5465]  do_syscall_64+0x4c/0xa0
[  232.724647][ T5465]  ? clear_bhb_loop+0x30/0x80
[  232.729344][ T5465]  ? clear_bhb_loop+0x30/0x80
[  232.734007][ T5465]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  232.739896][ T5465] RIP: 0033:0x7f0e1d6216ba
[  232.744289][ T5465] 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
[  232.763873][ T5465] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  232.772609][ T5465] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  232.780593][ T5465] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  232.788549][ T5465] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  232.796531][ T5465] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  232.804482][ T5465] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  232.812454][ T5465]  </TASK>
[  232.815917][ T5465] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  232.829752][ T5465] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  233.146525][ T5467] loop1: detected capacity change from 0 to 32768
[  233.200725][ T5467] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  233.210318][ T5467] CPU: 1 PID: 5467 Comm: syz.1.194 Not tainted syzkaller #0
[  233.217627][ T5467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  233.227702][ T5467] Call Trace:
[  233.231074][ T5467]  <TASK>
[  233.234050][ T5467]  dump_stack_lvl+0x168/0x230
[  233.238766][ T5467]  ? show_regs_print_info+0x20/0x20
[  233.244160][ T5467]  ? load_image+0x3b0/0x3b0
[  233.248697][ T5467]  sysfs_create_dir_ns+0x252/0x280
[  233.253821][ T5467]  ? __lock_acquire+0x7c60/0x7c60
[  233.258857][ T5467]  ? sysfs_warn_dup+0xa0/0xa0
[  233.263636][ T5467]  ? do_raw_spin_unlock+0x11d/0x230
[  233.268932][ T5467]  kobject_add_internal+0x662/0xd00
[  233.274169][ T5467]  kobject_init_and_add+0x122/0x190
[  233.279394][ T5467]  ? lockdep_softirqs_off+0x420/0x420
[  233.284873][ T5467]  ? kobject_add+0x210/0x210
[  233.289480][ T5467]  ? __init_swait_queue_head+0xa5/0x150
[  233.295112][ T5467]  gfs2_sys_fs_add+0x234/0x480
[  233.299890][ T5467]  ? gfs2_recover_set+0x240/0x240
[  233.304895][ T5467]  ? snprintf+0xd7/0x120
[  233.309137][ T5467]  ? __free_pages+0x95/0x1a0
[  233.313712][ T5467]  ? vscnprintf+0x80/0x80
[  233.318038][ T5467]  gfs2_fill_super+0x128d/0x1f50
[  233.323160][ T5467]  ? gfs2_reconfigure+0xcd0/0xcd0
[  233.328309][ T5467]  ? preempt_count_add+0x8d/0x190
[  233.333346][ T5467]  ? sb_set_blocksize+0xa5/0xe0
[  233.338202][ T5467]  get_tree_bdev+0x3f1/0x610
[  233.342901][ T5467]  ? gfs2_reconfigure+0xcd0/0xcd0
[  233.347920][ T5467]  gfs2_get_tree+0x4d/0x1e0
[  233.352416][ T5467]  vfs_get_tree+0x88/0x270
[  233.356862][ T5467]  do_new_mount+0x24a/0xa40
[  233.361377][ T5467]  __se_sys_mount+0x2d6/0x3c0
[  233.366072][ T5467]  ? __x64_sys_mount+0xc0/0xc0
[  233.370821][ T5467]  ? lockdep_hardirqs_on+0x94/0x140
[  233.376021][ T5467]  ? __x64_sys_mount+0x1c/0xc0
[  233.380787][ T5467]  do_syscall_64+0x4c/0xa0
[  233.385183][ T5467]  ? clear_bhb_loop+0x30/0x80
[  233.389940][ T5467]  ? clear_bhb_loop+0x30/0x80
[  233.394598][ T5467]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  233.400471][ T5467] RIP: 0033:0x7f0e1d6216ba
[  233.404873][ T5467] 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
[  233.424470][ T5467] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  233.432893][ T5467] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  233.440856][ T5467] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  233.448815][ T5467] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  233.456777][ T5467] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  233.464731][ T5467] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  233.472695][ T5467]  </TASK>
[  233.476795][ T5467] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  233.490873][ T5467] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  233.801152][ T5469] loop1: detected capacity change from 0 to 32768
[  233.884212][ T5469] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  233.892341][ T5469] CPU: 1 PID: 5469 Comm: syz.1.195 Not tainted syzkaller #0
[  233.899729][ T5469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  233.909790][ T5469] Call Trace:
[  233.913176][ T5469]  <TASK>
[  233.916112][ T5469]  dump_stack_lvl+0x168/0x230
[  233.920816][ T5469]  ? show_regs_print_info+0x20/0x20
[  233.926036][ T5469]  ? load_image+0x3b0/0x3b0
[  233.930573][ T5469]  sysfs_create_dir_ns+0x252/0x280
[  233.935692][ T5469]  ? __lock_acquire+0x7c60/0x7c60
[  233.940738][ T5469]  ? sysfs_warn_dup+0xa0/0xa0
[  233.945428][ T5469]  ? do_raw_spin_unlock+0x11d/0x230
[  233.950623][ T5469]  kobject_add_internal+0x662/0xd00
[  233.955811][ T5469]  kobject_init_and_add+0x122/0x190
[  233.961004][ T5469]  ? lockdep_softirqs_off+0x420/0x420
[  233.966463][ T5469]  ? kobject_add+0x210/0x210
[  233.971033][ T5469]  ? __init_swait_queue_head+0xa5/0x150
[  233.976712][ T5469]  gfs2_sys_fs_add+0x234/0x480
[  233.981494][ T5469]  ? gfs2_recover_set+0x240/0x240
[  233.986501][ T5469]  ? snprintf+0xd7/0x120
[  233.990727][ T5469]  ? __free_pages+0x95/0x1a0
[  233.995306][ T5469]  ? vscnprintf+0x80/0x80
[  233.999641][ T5469]  gfs2_fill_super+0x128d/0x1f50
[  234.004577][ T5469]  ? gfs2_reconfigure+0xcd0/0xcd0
[  234.009929][ T5469]  ? preempt_count_add+0x8d/0x190
[  234.015038][ T5469]  ? sb_set_blocksize+0xa5/0xe0
[  234.019877][ T5469]  get_tree_bdev+0x3f1/0x610
[  234.024484][ T5469]  ? gfs2_reconfigure+0xcd0/0xcd0
[  234.029526][ T5469]  gfs2_get_tree+0x4d/0x1e0
[  234.034025][ T5469]  vfs_get_tree+0x88/0x270
[  234.038444][ T5469]  do_new_mount+0x24a/0xa40
[  234.042952][ T5469]  __se_sys_mount+0x2d6/0x3c0
[  234.047632][ T5469]  ? __x64_sys_mount+0xc0/0xc0
[  234.052410][ T5469]  ? lockdep_hardirqs_on+0x94/0x140
[  234.057692][ T5469]  ? __x64_sys_mount+0x1c/0xc0
[  234.062445][ T5469]  do_syscall_64+0x4c/0xa0
[  234.066845][ T5469]  ? clear_bhb_loop+0x30/0x80
[  234.071514][ T5469]  ? clear_bhb_loop+0x30/0x80
[  234.077391][ T5469]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  234.083273][ T5469] RIP: 0033:0x7f0e1d6216ba
[  234.087674][ T5469] 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
[  234.107269][ T5469] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  234.115693][ T5469] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  234.123753][ T5469] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  234.131703][ T5469] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  234.139920][ T5469] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  234.147967][ T5469] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  234.155942][ T5469]  </TASK>
[  234.159327][ T5469] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  234.173475][ T5469] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  234.483754][ T5471] loop1: detected capacity change from 0 to 32768
[  234.540455][ T5471] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  234.549015][ T5471] CPU: 0 PID: 5471 Comm: syz.1.196 Not tainted syzkaller #0
[  234.556314][ T5471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  234.566388][ T5471] Call Trace:
[  234.569677][ T5471]  <TASK>
[  234.572705][ T5471]  dump_stack_lvl+0x168/0x230
[  234.577599][ T5471]  ? show_regs_print_info+0x20/0x20
[  234.582809][ T5471]  ? load_image+0x3b0/0x3b0
[  234.587330][ T5471]  sysfs_create_dir_ns+0x252/0x280
[  234.592461][ T5471]  ? __lock_acquire+0x7c60/0x7c60
[  234.597495][ T5471]  ? sysfs_warn_dup+0xa0/0xa0
[  234.602185][ T5471]  ? do_raw_spin_unlock+0x11d/0x230
[  234.607391][ T5471]  kobject_add_internal+0x662/0xd00
[  234.612605][ T5471]  kobject_init_and_add+0x122/0x190
[  234.617810][ T5471]  ? lockdep_softirqs_off+0x420/0x420
[  234.623205][ T5471]  ? kobject_add+0x210/0x210
[  234.627810][ T5471]  ? __init_swait_queue_head+0xa5/0x150
[  234.633430][ T5471]  gfs2_sys_fs_add+0x234/0x480
[  234.638201][ T5471]  ? gfs2_recover_set+0x240/0x240
[  234.643303][ T5471]  ? snprintf+0xd7/0x120
[  234.647524][ T5471]  ? __free_pages+0x95/0x1a0
[  234.652103][ T5471]  ? vscnprintf+0x80/0x80
[  234.656511][ T5471]  gfs2_fill_super+0x128d/0x1f50
[  234.661444][ T5471]  ? gfs2_reconfigure+0xcd0/0xcd0
[  234.666456][ T5471]  ? preempt_count_add+0x8d/0x190
[  234.671479][ T5471]  ? sb_set_blocksize+0xa5/0xe0
[  234.676316][ T5471]  get_tree_bdev+0x3f1/0x610
[  234.680886][ T5471]  ? gfs2_reconfigure+0xcd0/0xcd0
[  234.685888][ T5471]  gfs2_get_tree+0x4d/0x1e0
[  234.690374][ T5471]  vfs_get_tree+0x88/0x270
[  234.694768][ T5471]  do_new_mount+0x24a/0xa40
[  234.699255][ T5471]  __se_sys_mount+0x2d6/0x3c0
[  234.703919][ T5471]  ? __x64_sys_mount+0xc0/0xc0
[  234.708717][ T5471]  ? lockdep_hardirqs_on+0x94/0x140
[  234.713895][ T5471]  ? __x64_sys_mount+0x1c/0xc0
[  234.718638][ T5471]  do_syscall_64+0x4c/0xa0
[  234.723308][ T5471]  ? clear_bhb_loop+0x30/0x80
[  234.727973][ T5471]  ? clear_bhb_loop+0x30/0x80
[  234.732626][ T5471]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  234.738494][ T5471] RIP: 0033:0x7f0e1d6216ba
[  234.742883][ T5471] 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
[  234.762576][ T5471] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  234.770971][ T5471] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  234.778921][ T5471] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  234.786882][ T5471] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  234.794831][ T5471] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  234.802786][ T5471] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  234.810757][ T5471]  </TASK>
[  234.816106][ T5471] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  234.829931][ T5471] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  235.157338][ T5473] loop1: detected capacity change from 0 to 32768
[  235.264489][ T5473] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  235.272908][ T5473] CPU: 0 PID: 5473 Comm: syz.1.197 Not tainted syzkaller #0
[  235.280208][ T5473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  235.290362][ T5473] Call Trace:
[  235.293657][ T5473]  <TASK>
[  235.296593][ T5473]  dump_stack_lvl+0x168/0x230
[  235.301281][ T5473]  ? show_regs_print_info+0x20/0x20
[  235.306467][ T5473]  ? load_image+0x3b0/0x3b0
[  235.310957][ T5473]  sysfs_create_dir_ns+0x252/0x280
[  235.316065][ T5473]  ? __lock_acquire+0x7c60/0x7c60
[  235.321085][ T5473]  ? sysfs_warn_dup+0xa0/0xa0
[  235.325861][ T5473]  ? do_raw_spin_unlock+0x11d/0x230
[  235.331062][ T5473]  kobject_add_internal+0x662/0xd00
[  235.336272][ T5473]  kobject_init_and_add+0x122/0x190
[  235.341460][ T5473]  ? lockdep_softirqs_off+0x420/0x420
[  235.346901][ T5473]  ? kobject_add+0x210/0x210
[  235.351472][ T5473]  ? __init_swait_queue_head+0xa5/0x150
[  235.357013][ T5473]  gfs2_sys_fs_add+0x234/0x480
[  235.361764][ T5473]  ? gfs2_recover_set+0x240/0x240
[  235.366935][ T5473]  ? snprintf+0xd7/0x120
[  235.371177][ T5473]  ? __free_pages+0x95/0x1a0
[  235.376031][ T5473]  ? vscnprintf+0x80/0x80
[  235.380365][ T5473]  gfs2_fill_super+0x128d/0x1f50
[  235.385330][ T5473]  ? gfs2_reconfigure+0xcd0/0xcd0
[  235.390341][ T5473]  ? preempt_count_add+0x8d/0x190
[  235.395354][ T5473]  ? sb_set_blocksize+0xa5/0xe0
[  235.400200][ T5473]  get_tree_bdev+0x3f1/0x610
[  235.404771][ T5473]  ? gfs2_reconfigure+0xcd0/0xcd0
[  235.409791][ T5473]  gfs2_get_tree+0x4d/0x1e0
[  235.414273][ T5473]  vfs_get_tree+0x88/0x270
[  235.418667][ T5473]  do_new_mount+0x24a/0xa40
[  235.423148][ T5473]  __se_sys_mount+0x2d6/0x3c0
[  235.427803][ T5473]  ? __x64_sys_mount+0xc0/0xc0
[  235.432560][ T5473]  ? lockdep_hardirqs_on+0x94/0x140
[  235.437749][ T5473]  ? __x64_sys_mount+0x1c/0xc0
[  235.442499][ T5473]  do_syscall_64+0x4c/0xa0
[  235.446989][ T5473]  ? clear_bhb_loop+0x30/0x80
[  235.451666][ T5473]  ? clear_bhb_loop+0x30/0x80
[  235.456333][ T5473]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  235.462214][ T5473] RIP: 0033:0x7f0e1d6216ba
[  235.466709][ T5473] 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
[  235.486308][ T5473] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  235.494709][ T5473] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  235.502662][ T5473] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  235.510626][ T5473] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  235.518715][ T5473] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  235.526767][ T5473] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  235.534753][ T5473]  </TASK>
[  235.539825][ T5473] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  235.553763][ T5473] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  235.884833][ T5475] loop1: detected capacity change from 0 to 32768
[  235.930364][ T5475] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  235.938440][ T5475] CPU: 0 PID: 5475 Comm: syz.1.198 Not tainted syzkaller #0
[  235.945885][ T5475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  235.955950][ T5475] Call Trace:
[  235.959240][ T5475]  <TASK>
[  235.962176][ T5475]  dump_stack_lvl+0x168/0x230
[  235.966867][ T5475]  ? show_regs_print_info+0x20/0x20
[  235.972113][ T5475]  ? load_image+0x3b0/0x3b0
[  235.976641][ T5475]  sysfs_create_dir_ns+0x252/0x280
[  235.981764][ T5475]  ? __lock_acquire+0x7c60/0x7c60
[  235.986800][ T5475]  ? sysfs_warn_dup+0xa0/0xa0
[  235.991489][ T5475]  ? do_raw_spin_unlock+0x11d/0x230
[  235.996806][ T5475]  kobject_add_internal+0x662/0xd00
[  236.002021][ T5475]  kobject_init_and_add+0x122/0x190
[  236.007222][ T5475]  ? lockdep_softirqs_off+0x420/0x420
[  236.012609][ T5475]  ? kobject_add+0x210/0x210
[  236.017183][ T5475]  ? __init_swait_queue_head+0xa5/0x150
[  236.022712][ T5475]  gfs2_sys_fs_add+0x234/0x480
[  236.027460][ T5475]  ? gfs2_recover_set+0x240/0x240
[  236.032459][ T5475]  ? snprintf+0xd7/0x120
[  236.036683][ T5475]  ? __free_pages+0x95/0x1a0
[  236.041253][ T5475]  ? vscnprintf+0x80/0x80
[  236.045676][ T5475]  gfs2_fill_super+0x128d/0x1f50
[  236.050608][ T5475]  ? gfs2_reconfigure+0xcd0/0xcd0
[  236.055628][ T5475]  ? preempt_count_add+0x8d/0x190
[  236.060636][ T5475]  ? sb_set_blocksize+0xa5/0xe0
[  236.065472][ T5475]  get_tree_bdev+0x3f1/0x610
[  236.070051][ T5475]  ? gfs2_reconfigure+0xcd0/0xcd0
[  236.075073][ T5475]  gfs2_get_tree+0x4d/0x1e0
[  236.079559][ T5475]  vfs_get_tree+0x88/0x270
[  236.083976][ T5475]  do_new_mount+0x24a/0xa40
[  236.088473][ T5475]  __se_sys_mount+0x2d6/0x3c0
[  236.093145][ T5475]  ? __x64_sys_mount+0xc0/0xc0
[  236.098054][ T5475]  ? lockdep_hardirqs_on+0x94/0x140
[  236.103333][ T5475]  ? __x64_sys_mount+0x1c/0xc0
[  236.108324][ T5475]  do_syscall_64+0x4c/0xa0
[  236.112731][ T5475]  ? clear_bhb_loop+0x30/0x80
[  236.117415][ T5475]  ? clear_bhb_loop+0x30/0x80
[  236.122096][ T5475]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  236.127976][ T5475] RIP: 0033:0x7f0e1d6216ba
[  236.132374][ T5475] 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
[  236.151985][ T5475] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  236.160467][ T5475] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  236.168430][ T5475] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  236.176418][ T5475] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  236.184399][ T5475] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  236.192459][ T5475] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  236.200444][ T5475]  </TASK>
[  236.205324][ T5475] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  236.219535][ T5475] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  236.520806][ T5477] loop1: detected capacity change from 0 to 32768
[  236.572268][ T5477] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  236.580449][ T5477] CPU: 1 PID: 5477 Comm: syz.1.199 Not tainted syzkaller #0
[  236.587830][ T5477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  236.598194][ T5477] Call Trace:
[  236.601478][ T5477]  <TASK>
[  236.604408][ T5477]  dump_stack_lvl+0x168/0x230
[  236.609139][ T5477]  ? show_regs_print_info+0x20/0x20
[  236.614360][ T5477]  ? load_image+0x3b0/0x3b0
[  236.618895][ T5477]  sysfs_create_dir_ns+0x252/0x280
[  236.624043][ T5477]  ? __lock_acquire+0x7c60/0x7c60
[  236.629134][ T5477]  ? sysfs_warn_dup+0xa0/0xa0
[  236.633996][ T5477]  ? do_raw_spin_unlock+0x11d/0x230
[  236.639210][ T5477]  kobject_add_internal+0x662/0xd00
[  236.644430][ T5477]  kobject_init_and_add+0x122/0x190
[  236.649636][ T5477]  ? lockdep_softirqs_off+0x420/0x420
[  236.655031][ T5477]  ? kobject_add+0x210/0x210
[  236.659619][ T5477]  ? __init_swait_queue_head+0xa5/0x150
[  236.665147][ T5477]  gfs2_sys_fs_add+0x234/0x480
[  236.669903][ T5477]  ? gfs2_recover_set+0x240/0x240
[  236.675002][ T5477]  ? snprintf+0xd7/0x120
[  236.679233][ T5477]  ? __free_pages+0x95/0x1a0
[  236.683816][ T5477]  ? vscnprintf+0x80/0x80
[  236.688157][ T5477]  gfs2_fill_super+0x128d/0x1f50
[  236.693084][ T5477]  ? gfs2_reconfigure+0xcd0/0xcd0
[  236.698094][ T5477]  ? preempt_count_add+0x8d/0x190
[  236.703111][ T5477]  ? sb_set_blocksize+0xa5/0xe0
[  236.708054][ T5477]  get_tree_bdev+0x3f1/0x610
[  236.712625][ T5477]  ? gfs2_reconfigure+0xcd0/0xcd0
[  236.717629][ T5477]  gfs2_get_tree+0x4d/0x1e0
[  236.722111][ T5477]  vfs_get_tree+0x88/0x270
[  236.726507][ T5477]  do_new_mount+0x24a/0xa40
[  236.731007][ T5477]  __se_sys_mount+0x2d6/0x3c0
[  236.735670][ T5477]  ? __x64_sys_mount+0xc0/0xc0
[  236.740417][ T5477]  ? lockdep_hardirqs_on+0x94/0x140
[  236.745596][ T5477]  ? __x64_sys_mount+0x1c/0xc0
[  236.750350][ T5477]  do_syscall_64+0x4c/0xa0
[  236.754763][ T5477]  ? clear_bhb_loop+0x30/0x80
[  236.759430][ T5477]  ? clear_bhb_loop+0x30/0x80
[  236.764184][ T5477]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  236.770060][ T5477] RIP: 0033:0x7f0e1d6216ba
[  236.774459][ T5477] 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
[  236.794162][ T5477] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  236.802572][ T5477] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  236.810537][ T5477] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  236.818575][ T5477] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  236.826530][ T5477] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  236.834490][ T5477] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  236.842486][ T5477]  </TASK>
[  236.846011][ T5477] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  236.859939][ T5477] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  237.162526][ T5040] Bluetooth: hci1: command 0x0406 tx timeout
[  237.197827][ T5479] loop1: detected capacity change from 0 to 32768
[  237.252312][ T5479] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  237.260456][ T5479] CPU: 1 PID: 5479 Comm: syz.1.200 Not tainted syzkaller #0
[  237.267779][ T5479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  237.277848][ T5479] Call Trace:
[  237.281131][ T5479]  <TASK>
[  237.284067][ T5479]  dump_stack_lvl+0x168/0x230
[  237.288757][ T5479]  ? show_regs_print_info+0x20/0x20
[  237.293981][ T5479]  ? load_image+0x3b0/0x3b0
[  237.298505][ T5479]  sysfs_create_dir_ns+0x252/0x280
[  237.303728][ T5479]  ? __lock_acquire+0x7c60/0x7c60
[  237.308758][ T5479]  ? sysfs_warn_dup+0xa0/0xa0
[  237.313458][ T5479]  ? do_raw_spin_unlock+0x11d/0x230
[  237.318757][ T5479]  kobject_add_internal+0x662/0xd00
[  237.324019][ T5479]  kobject_init_and_add+0x122/0x190
[  237.329227][ T5479]  ? lockdep_softirqs_off+0x420/0x420
[  237.334591][ T5479]  ? kobject_add+0x210/0x210
[  237.339168][ T5479]  ? __init_swait_queue_head+0xa5/0x150
[  237.344698][ T5479]  gfs2_sys_fs_add+0x234/0x480
[  237.349460][ T5479]  ? gfs2_recover_set+0x240/0x240
[  237.354483][ T5479]  ? snprintf+0xd7/0x120
[  237.358708][ T5479]  ? __free_pages+0x95/0x1a0
[  237.363288][ T5479]  ? vscnprintf+0x80/0x80
[  237.367629][ T5479]  gfs2_fill_super+0x128d/0x1f50
[  237.372590][ T5479]  ? gfs2_reconfigure+0xcd0/0xcd0
[  237.377615][ T5479]  ? preempt_count_add+0x8d/0x190
[  237.382640][ T5479]  ? sb_set_blocksize+0xa5/0xe0
[  237.387471][ T5479]  get_tree_bdev+0x3f1/0x610
[  237.392405][ T5479]  ? gfs2_reconfigure+0xcd0/0xcd0
[  237.397434][ T5479]  gfs2_get_tree+0x4d/0x1e0
[  237.401918][ T5479]  vfs_get_tree+0x88/0x270
[  237.406315][ T5479]  do_new_mount+0x24a/0xa40
[  237.410812][ T5479]  __se_sys_mount+0x2d6/0x3c0
[  237.415472][ T5479]  ? __x64_sys_mount+0xc0/0xc0
[  237.420256][ T5479]  ? lockdep_hardirqs_on+0x94/0x140
[  237.425432][ T5479]  ? __x64_sys_mount+0x1c/0xc0
[  237.430178][ T5479]  do_syscall_64+0x4c/0xa0
[  237.434589][ T5479]  ? clear_bhb_loop+0x30/0x80
[  237.439245][ T5479]  ? clear_bhb_loop+0x30/0x80
[  237.443898][ T5479]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  237.449769][ T5479] RIP: 0033:0x7f0e1d6216ba
[  237.454163][ T5479] 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
[  237.473855][ T5479] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  237.482265][ T5479] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  237.490217][ T5479] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  237.498173][ T5479] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  237.506131][ T5479] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  237.514092][ T5479] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  237.522070][ T5479]  </TASK>
[  237.525881][ T5479] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  237.539785][ T5479] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2025/09/13 09:17:59 executed programs: 188
[  237.860806][ T5481] loop1: detected capacity change from 0 to 32768
[  237.930424][ T5481] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  237.939740][ T5481] CPU: 0 PID: 5481 Comm: syz.1.201 Not tainted syzkaller #0
[  237.947052][ T5481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  237.957202][ T5481] Call Trace:
[  237.960489][ T5481]  <TASK>
[  237.963437][ T5481]  dump_stack_lvl+0x168/0x230
[  237.968133][ T5481]  ? show_regs_print_info+0x20/0x20
[  237.973354][ T5481]  ? load_image+0x3b0/0x3b0
[  237.977876][ T5481]  sysfs_create_dir_ns+0x252/0x280
[  237.983001][ T5481]  ? __lock_acquire+0x7c60/0x7c60
[  237.988033][ T5481]  ? sysfs_warn_dup+0xa0/0xa0
[  237.992728][ T5481]  ? do_raw_spin_unlock+0x11d/0x230
[  237.997934][ T5481]  kobject_add_internal+0x662/0xd00
[  238.003325][ T5481]  kobject_init_and_add+0x122/0x190
[  238.008537][ T5481]  ? lockdep_softirqs_off+0x420/0x420
[  238.013924][ T5481]  ? kobject_add+0x210/0x210
[  238.018597][ T5481]  ? __init_swait_queue_head+0xa5/0x150
[  238.024126][ T5481]  gfs2_sys_fs_add+0x234/0x480
[  238.028926][ T5481]  ? gfs2_recover_set+0x240/0x240
[  238.033935][ T5481]  ? snprintf+0xd7/0x120
[  238.038178][ T5481]  ? __free_pages+0x95/0x1a0
[  238.042750][ T5481]  ? vscnprintf+0x80/0x80
[  238.047090][ T5481]  gfs2_fill_super+0x128d/0x1f50
[  238.052106][ T5481]  ? gfs2_reconfigure+0xcd0/0xcd0
[  238.057199][ T5481]  ? preempt_count_add+0x8d/0x190
[  238.062303][ T5481]  ? sb_set_blocksize+0xa5/0xe0
[  238.067222][ T5481]  get_tree_bdev+0x3f1/0x610
[  238.071974][ T5481]  ? gfs2_reconfigure+0xcd0/0xcd0
[  238.077130][ T5481]  gfs2_get_tree+0x4d/0x1e0
[  238.081643][ T5481]  vfs_get_tree+0x88/0x270
[  238.086075][ T5481]  do_new_mount+0x24a/0xa40
[  238.090764][ T5481]  __se_sys_mount+0x2d6/0x3c0
[  238.095426][ T5481]  ? __x64_sys_mount+0xc0/0xc0
[  238.100179][ T5481]  ? lockdep_hardirqs_on+0x94/0x140
[  238.105472][ T5481]  ? __x64_sys_mount+0x1c/0xc0
[  238.110218][ T5481]  do_syscall_64+0x4c/0xa0
[  238.114711][ T5481]  ? clear_bhb_loop+0x30/0x80
[  238.119487][ T5481]  ? clear_bhb_loop+0x30/0x80
[  238.124182][ T5481]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  238.130075][ T5481] RIP: 0033:0x7f0e1d6216ba
[  238.134505][ T5481] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  238.154098][ T5481] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.162503][ T5481] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  238.170476][ T5481] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  238.178434][ T5481] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  238.186396][ T5481] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  238.194353][ T5481] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  238.202378][ T5481]  </TASK>
[  238.207162][ T5481] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  238.221080][ T5481] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  238.535777][ T5483] loop1: detected capacity change from 0 to 32768
[  238.602931][ T5483] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  238.611040][ T5483] CPU: 0 PID: 5483 Comm: syz.1.202 Not tainted syzkaller #0
[  238.618337][ T5483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  238.628497][ T5483] Call Trace:
[  238.631805][ T5483]  <TASK>
[  238.634742][ T5483]  dump_stack_lvl+0x168/0x230
[  238.639518][ T5483]  ? show_regs_print_info+0x20/0x20
[  238.644725][ T5483]  ? load_image+0x3b0/0x3b0
[  238.649251][ T5483]  sysfs_create_dir_ns+0x252/0x280
[  238.654367][ T5483]  ? __lock_acquire+0x7c60/0x7c60
[  238.659395][ T5483]  ? sysfs_warn_dup+0xa0/0xa0
[  238.664080][ T5483]  ? do_raw_spin_unlock+0x11d/0x230
[  238.669288][ T5483]  kobject_add_internal+0x662/0xd00
[  238.674495][ T5483]  kobject_init_and_add+0x122/0x190
[  238.679702][ T5483]  ? lockdep_softirqs_off+0x420/0x420
[  238.685236][ T5483]  ? kobject_add+0x210/0x210
[  238.689817][ T5483]  ? __init_swait_queue_head+0xa5/0x150
[  238.695350][ T5483]  gfs2_sys_fs_add+0x234/0x480
[  238.700102][ T5483]  ? gfs2_recover_set+0x240/0x240
[  238.705191][ T5483]  ? snprintf+0xd7/0x120
[  238.709576][ T5483]  ? __free_pages+0x95/0x1a0
[  238.714169][ T5483]  ? vscnprintf+0x80/0x80
[  238.718498][ T5483]  gfs2_fill_super+0x128d/0x1f50
[  238.723692][ T5483]  ? gfs2_reconfigure+0xcd0/0xcd0
[  238.728744][ T5483]  ? preempt_count_add+0x8d/0x190
[  238.733763][ T5483]  ? sb_set_blocksize+0xa5/0xe0
[  238.738600][ T5483]  get_tree_bdev+0x3f1/0x610
[  238.743185][ T5483]  ? gfs2_reconfigure+0xcd0/0xcd0
[  238.748192][ T5483]  gfs2_get_tree+0x4d/0x1e0
[  238.752685][ T5483]  vfs_get_tree+0x88/0x270
[  238.757091][ T5483]  do_new_mount+0x24a/0xa40
[  238.761573][ T5483]  __se_sys_mount+0x2d6/0x3c0
[  238.766229][ T5483]  ? __x64_sys_mount+0xc0/0xc0
[  238.771001][ T5483]  ? lockdep_hardirqs_on+0x94/0x140
[  238.776200][ T5483]  ? __x64_sys_mount+0x1c/0xc0
[  238.780941][ T5483]  do_syscall_64+0x4c/0xa0
[  238.785328][ T5483]  ? clear_bhb_loop+0x30/0x80
[  238.789994][ T5483]  ? clear_bhb_loop+0x30/0x80
[  238.794652][ T5483]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  238.800523][ T5483] RIP: 0033:0x7f0e1d6216ba
[  238.804914][ T5483] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  238.824836][ T5483] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.833249][ T5483] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  238.841216][ T5483] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  238.849260][ T5483] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  238.857212][ T5483] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  238.865175][ T5483] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  238.873142][ T5483]  </TASK>
[  238.877960][ T5483] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  238.891958][ T5483] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  239.199043][ T5485] loop1: detected capacity change from 0 to 32768
[  239.259938][ T5485] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  239.268004][ T5485] CPU: 0 PID: 5485 Comm: syz.1.203 Not tainted syzkaller #0
[  239.275908][ T5485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  239.285978][ T5485] Call Trace:
[  239.289261][ T5485]  <TASK>
[  239.292188][ T5485]  dump_stack_lvl+0x168/0x230
[  239.296875][ T5485]  ? show_regs_print_info+0x20/0x20
[  239.302175][ T5485]  ? load_image+0x3b0/0x3b0
[  239.306716][ T5485]  sysfs_create_dir_ns+0x252/0x280
[  239.311883][ T5485]  ? __lock_acquire+0x7c60/0x7c60
[  239.317034][ T5485]  ? sysfs_warn_dup+0xa0/0xa0
[  239.321740][ T5485]  ? do_raw_spin_unlock+0x11d/0x230
[  239.327036][ T5485]  kobject_add_internal+0x662/0xd00
[  239.332255][ T5485]  kobject_init_and_add+0x122/0x190
[  239.337661][ T5485]  ? lockdep_softirqs_off+0x420/0x420
[  239.343063][ T5485]  ? kobject_add+0x210/0x210
[  239.347643][ T5485]  ? __init_swait_queue_head+0xa5/0x150
[  239.353177][ T5485]  gfs2_sys_fs_add+0x234/0x480
[  239.357926][ T5485]  ? gfs2_recover_set+0x240/0x240
[  239.363106][ T5485]  ? snprintf+0xd7/0x120
[  239.367447][ T5485]  ? __free_pages+0x95/0x1a0
[  239.372211][ T5485]  ? vscnprintf+0x80/0x80
[  239.376708][ T5485]  gfs2_fill_super+0x128d/0x1f50
[  239.381655][ T5485]  ? gfs2_reconfigure+0xcd0/0xcd0
[  239.386836][ T5485]  ? preempt_count_add+0x8d/0x190
[  239.391848][ T5485]  ? sb_set_blocksize+0xa5/0xe0
[  239.396696][ T5485]  get_tree_bdev+0x3f1/0x610
[  239.401283][ T5485]  ? gfs2_reconfigure+0xcd0/0xcd0
[  239.406796][ T5485]  gfs2_get_tree+0x4d/0x1e0
[  239.411580][ T5485]  vfs_get_tree+0x88/0x270
[  239.416087][ T5485]  do_new_mount+0x24a/0xa40
[  239.420606][ T5485]  __se_sys_mount+0x2d6/0x3c0
[  239.425426][ T5485]  ? __x64_sys_mount+0xc0/0xc0
[  239.430306][ T5485]  ? lockdep_hardirqs_on+0x94/0x140
[  239.435504][ T5485]  ? __x64_sys_mount+0x1c/0xc0
[  239.440269][ T5485]  do_syscall_64+0x4c/0xa0
[  239.444676][ T5485]  ? clear_bhb_loop+0x30/0x80
[  239.449333][ T5485]  ? clear_bhb_loop+0x30/0x80
[  239.453987][ T5485]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  239.459882][ T5485] RIP: 0033:0x7f0e1d6216ba
[  239.464284][ T5485] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  239.484024][ T5485] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  239.492426][ T5485] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  239.500386][ T5485] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  239.508422][ T5485] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  239.516632][ T5485] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  239.524598][ T5485] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  239.532572][ T5485]  </TASK>
[  239.544905][ T5485] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  239.558699][ T5485] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  239.867305][ T5487] loop1: detected capacity change from 0 to 32768
[  239.956226][ T5487] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  239.964469][ T5487] CPU: 0 PID: 5487 Comm: syz.1.204 Not tainted syzkaller #0
[  239.972061][ T5487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  239.982313][ T5487] Call Trace:
[  239.985609][ T5487]  <TASK>
[  239.988638][ T5487]  dump_stack_lvl+0x168/0x230
[  239.993349][ T5487]  ? show_regs_print_info+0x20/0x20
[  239.998583][ T5487]  ? load_image+0x3b0/0x3b0
[  240.003113][ T5487]  sysfs_create_dir_ns+0x252/0x280
[  240.008246][ T5487]  ? __lock_acquire+0x7c60/0x7c60
[  240.013442][ T5487]  ? sysfs_warn_dup+0xa0/0xa0
[  240.018229][ T5487]  ? do_raw_spin_unlock+0x11d/0x230
[  240.023517][ T5487]  kobject_add_internal+0x662/0xd00
[  240.028705][ T5487]  kobject_init_and_add+0x122/0x190
[  240.033977][ T5487]  ? lockdep_softirqs_off+0x420/0x420
[  240.039356][ T5487]  ? kobject_add+0x210/0x210
[  240.043954][ T5487]  ? __init_swait_queue_head+0xa5/0x150
[  240.049499][ T5487]  gfs2_sys_fs_add+0x234/0x480
[  240.054272][ T5487]  ? gfs2_recover_set+0x240/0x240
[  240.059301][ T5487]  ? snprintf+0xd7/0x120
[  240.063644][ T5487]  ? __free_pages+0x95/0x1a0
[  240.068330][ T5487]  ? vscnprintf+0x80/0x80
[  240.072832][ T5487]  gfs2_fill_super+0x128d/0x1f50
[  240.078205][ T5487]  ? gfs2_reconfigure+0xcd0/0xcd0
[  240.083466][ T5487]  ? preempt_count_add+0x8d/0x190
[  240.088505][ T5487]  ? sb_set_blocksize+0xa5/0xe0
[  240.093430][ T5487]  get_tree_bdev+0x3f1/0x610
[  240.098030][ T5487]  ? gfs2_reconfigure+0xcd0/0xcd0
[  240.103386][ T5487]  gfs2_get_tree+0x4d/0x1e0
[  240.107890][ T5487]  vfs_get_tree+0x88/0x270
[  240.112302][ T5487]  do_new_mount+0x24a/0xa40
[  240.116809][ T5487]  __se_sys_mount+0x2d6/0x3c0
[  240.121491][ T5487]  ? __x64_sys_mount+0xc0/0xc0
[  240.126328][ T5487]  ? lockdep_hardirqs_on+0x94/0x140
[  240.131861][ T5487]  ? __x64_sys_mount+0x1c/0xc0
[  240.136754][ T5487]  do_syscall_64+0x4c/0xa0
[  240.141166][ T5487]  ? clear_bhb_loop+0x30/0x80
[  240.145835][ T5487]  ? clear_bhb_loop+0x30/0x80
[  240.150506][ T5487]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  240.156383][ T5487] RIP: 0033:0x7f0e1d6216ba
[  240.160783][ T5487] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  240.180659][ T5487] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.189066][ T5487] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  240.197021][ T5487] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  240.205278][ T5487] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  240.213260][ T5487] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  240.221466][ T5487] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  240.229441][ T5487]  </TASK>
[  240.236490][ T5487] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  240.250249][ T5487] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  240.563755][ T5489] loop1: detected capacity change from 0 to 32768
[  240.605180][ T5489] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  240.620778][ T5489] CPU: 1 PID: 5489 Comm: syz.1.205 Not tainted syzkaller #0
[  240.628100][ T5489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  240.638169][ T5489] Call Trace:
[  240.641466][ T5489]  <TASK>
[  240.644408][ T5489]  dump_stack_lvl+0x168/0x230
[  240.649098][ T5489]  ? show_regs_print_info+0x20/0x20
[  240.654308][ T5489]  ? load_image+0x3b0/0x3b0
[  240.658831][ T5489]  sysfs_create_dir_ns+0x252/0x280
[  240.663963][ T5489]  ? __lock_acquire+0x7c60/0x7c60
[  240.669073][ T5489]  ? sysfs_warn_dup+0xa0/0xa0
[  240.673766][ T5489]  ? do_raw_spin_unlock+0x11d/0x230
[  240.678981][ T5489]  kobject_add_internal+0x662/0xd00
[  240.684197][ T5489]  kobject_init_and_add+0x122/0x190
[  240.689410][ T5489]  ? lockdep_softirqs_off+0x420/0x420
[  240.694907][ T5489]  ? kobject_add+0x210/0x210
[  240.699514][ T5489]  ? __init_swait_queue_head+0xa5/0x150
[  240.705180][ T5489]  gfs2_sys_fs_add+0x234/0x480
[  240.709938][ T5489]  ? gfs2_recover_set+0x240/0x240
[  240.714946][ T5489]  ? snprintf+0xd7/0x120
[  240.719190][ T5489]  ? __free_pages+0x95/0x1a0
[  240.723846][ T5489]  ? vscnprintf+0x80/0x80
[  240.728183][ T5489]  gfs2_fill_super+0x128d/0x1f50
[  240.733118][ T5489]  ? gfs2_reconfigure+0xcd0/0xcd0
[  240.738135][ T5489]  ? preempt_count_add+0x8d/0x190
[  240.743144][ T5489]  ? sb_set_blocksize+0xa5/0xe0
[  240.747974][ T5489]  get_tree_bdev+0x3f1/0x610
[  240.752548][ T5489]  ? gfs2_reconfigure+0xcd0/0xcd0
[  240.757563][ T5489]  gfs2_get_tree+0x4d/0x1e0
[  240.762045][ T5489]  vfs_get_tree+0x88/0x270
[  240.766534][ T5489]  do_new_mount+0x24a/0xa40
[  240.771035][ T5489]  __se_sys_mount+0x2d6/0x3c0
[  240.775697][ T5489]  ? __x64_sys_mount+0xc0/0xc0
[  240.780446][ T5489]  ? lockdep_hardirqs_on+0x94/0x140
[  240.785630][ T5489]  ? __x64_sys_mount+0x1c/0xc0
[  240.790461][ T5489]  do_syscall_64+0x4c/0xa0
[  240.794860][ T5489]  ? clear_bhb_loop+0x30/0x80
[  240.799633][ T5489]  ? clear_bhb_loop+0x30/0x80
[  240.804289][ T5489]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  240.810271][ T5489] RIP: 0033:0x7f0e1d6216ba
[  240.814681][ T5489] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  240.834800][ T5489] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.843206][ T5489] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  240.851350][ T5489] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  240.859926][ T5489] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  240.868341][ T5489] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  240.876327][ T5489] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  240.884448][ T5489]  </TASK>
[  240.888295][ T5489] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  240.902287][ T5489] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  241.227943][ T5491] loop1: detected capacity change from 0 to 32768
[  241.291010][ T5491] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  241.303153][ T5491] CPU: 0 PID: 5491 Comm: syz.1.206 Not tainted syzkaller #0
[  241.310555][ T5491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  241.320741][ T5491] Call Trace:
[  241.324031][ T5491]  <TASK>
[  241.326964][ T5491]  dump_stack_lvl+0x168/0x230
[  241.331654][ T5491]  ? show_regs_print_info+0x20/0x20
[  241.336877][ T5491]  ? load_image+0x3b0/0x3b0
[  241.341489][ T5491]  sysfs_create_dir_ns+0x252/0x280
[  241.346937][ T5491]  ? __lock_acquire+0x7c60/0x7c60
[  241.351980][ T5491]  ? sysfs_warn_dup+0xa0/0xa0
[  241.356679][ T5491]  ? do_raw_spin_unlock+0x11d/0x230
[  241.361892][ T5491]  kobject_add_internal+0x662/0xd00
[  241.367111][ T5491]  kobject_init_and_add+0x122/0x190
[  241.372439][ T5491]  ? lockdep_softirqs_off+0x420/0x420
[  241.377813][ T5491]  ? kobject_add+0x210/0x210
[  241.382418][ T5491]  ? __init_swait_queue_head+0xa5/0x150
[  241.387979][ T5491]  gfs2_sys_fs_add+0x234/0x480
[  241.392728][ T5491]  ? gfs2_recover_set+0x240/0x240
[  241.397734][ T5491]  ? snprintf+0xd7/0x120
[  241.401956][ T5491]  ? __free_pages+0x95/0x1a0
[  241.406527][ T5491]  ? vscnprintf+0x80/0x80
[  241.410873][ T5491]  gfs2_fill_super+0x128d/0x1f50
[  241.415807][ T5491]  ? gfs2_reconfigure+0xcd0/0xcd0
[  241.420816][ T5491]  ? preempt_count_add+0x8d/0x190
[  241.425862][ T5491]  ? sb_set_blocksize+0xa5/0xe0
[  241.430722][ T5491]  get_tree_bdev+0x3f1/0x610
[  241.435321][ T5491]  ? gfs2_reconfigure+0xcd0/0xcd0
[  241.440339][ T5491]  gfs2_get_tree+0x4d/0x1e0
[  241.445127][ T5491]  vfs_get_tree+0x88/0x270
[  241.449530][ T5491]  do_new_mount+0x24a/0xa40
[  241.454017][ T5491]  __se_sys_mount+0x2d6/0x3c0
[  241.458690][ T5491]  ? __x64_sys_mount+0xc0/0xc0
[  241.463439][ T5491]  ? lockdep_hardirqs_on+0x94/0x140
[  241.468654][ T5491]  ? __x64_sys_mount+0x1c/0xc0
[  241.473511][ T5491]  do_syscall_64+0x4c/0xa0
[  241.477920][ T5491]  ? clear_bhb_loop+0x30/0x80
[  241.482589][ T5491]  ? clear_bhb_loop+0x30/0x80
[  241.487265][ T5491]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  241.493148][ T5491] RIP: 0033:0x7f0e1d6216ba
[  241.497574][ T5491] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  241.517165][ T5491] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  241.525571][ T5491] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  241.533625][ T5491] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  241.541599][ T5491] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  241.549571][ T5491] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  241.557722][ T5491] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  241.565694][ T5491]  </TASK>
[  241.570565][ T5491] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  241.584615][ T5491] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  241.909104][ T5493] loop1: detected capacity change from 0 to 32768
[  241.959995][ T5493] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  241.968215][ T5493] CPU: 0 PID: 5493 Comm: syz.1.207 Not tainted syzkaller #0
[  241.975695][ T5493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  241.985954][ T5493] Call Trace:
[  241.989237][ T5493]  <TASK>
[  241.992260][ T5493]  dump_stack_lvl+0x168/0x230
[  241.996954][ T5493]  ? show_regs_print_info+0x20/0x20
[  242.002173][ T5493]  ? load_image+0x3b0/0x3b0
[  242.006715][ T5493]  sysfs_create_dir_ns+0x252/0x280
[  242.011839][ T5493]  ? __lock_acquire+0x7c60/0x7c60
[  242.016868][ T5493]  ? sysfs_warn_dup+0xa0/0xa0
[  242.021559][ T5493]  ? do_raw_spin_unlock+0x11d/0x230
[  242.026867][ T5493]  kobject_add_internal+0x662/0xd00
[  242.032255][ T5493]  kobject_init_and_add+0x122/0x190
[  242.037452][ T5493]  ? lockdep_softirqs_off+0x420/0x420
[  242.042812][ T5493]  ? kobject_add+0x210/0x210
[  242.047397][ T5493]  ? __init_swait_queue_head+0xa5/0x150
[  242.053060][ T5493]  gfs2_sys_fs_add+0x234/0x480
[  242.057830][ T5493]  ? gfs2_recover_set+0x240/0x240
[  242.062876][ T5493]  ? snprintf+0xd7/0x120
[  242.067173][ T5493]  ? __free_pages+0x95/0x1a0
[  242.071773][ T5493]  ? vscnprintf+0x80/0x80
[  242.076113][ T5493]  gfs2_fill_super+0x128d/0x1f50
[  242.081060][ T5493]  ? gfs2_reconfigure+0xcd0/0xcd0
[  242.086162][ T5493]  ? preempt_count_add+0x8d/0x190
[  242.091202][ T5493]  ? sb_set_blocksize+0xa5/0xe0
[  242.099768][ T5493]  get_tree_bdev+0x3f1/0x610
[  242.104346][ T5493]  ? gfs2_reconfigure+0xcd0/0xcd0
[  242.109358][ T5493]  gfs2_get_tree+0x4d/0x1e0
[  242.113935][ T5493]  vfs_get_tree+0x88/0x270
[  242.118356][ T5493]  do_new_mount+0x24a/0xa40
[  242.122949][ T5493]  __se_sys_mount+0x2d6/0x3c0
[  242.127629][ T5493]  ? __x64_sys_mount+0xc0/0xc0
[  242.132380][ T5493]  ? lockdep_hardirqs_on+0x94/0x140
[  242.137577][ T5493]  ? __x64_sys_mount+0x1c/0xc0
[  242.142331][ T5493]  do_syscall_64+0x4c/0xa0
[  242.146735][ T5493]  ? clear_bhb_loop+0x30/0x80
[  242.151412][ T5493]  ? clear_bhb_loop+0x30/0x80
[  242.156070][ T5493]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  242.161943][ T5493] RIP: 0033:0x7f0e1d6216ba
[  242.166336][ T5493] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  242.186159][ T5493] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.194679][ T5493] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  242.202636][ T5493] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  242.210605][ T5493] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  242.218770][ T5493] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  242.226848][ T5493] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  242.234830][ T5493]  </TASK>
[  242.240051][ T5493] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  242.254002][ T5493] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  242.566899][ T5495] loop1: detected capacity change from 0 to 32768
[  242.635794][ T5495] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  242.644655][ T5495] CPU: 0 PID: 5495 Comm: syz.1.208 Not tainted syzkaller #0
[  242.651955][ T5495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  242.662163][ T5495] Call Trace:
[  242.665465][ T5495]  <TASK>
[  242.668406][ T5495]  dump_stack_lvl+0x168/0x230
[  242.673183][ T5495]  ? show_regs_print_info+0x20/0x20
[  242.678538][ T5495]  ? load_image+0x3b0/0x3b0
[  242.683070][ T5495]  sysfs_create_dir_ns+0x252/0x280
[  242.688458][ T5495]  ? __lock_acquire+0x7c60/0x7c60
[  242.693496][ T5495]  ? sysfs_warn_dup+0xa0/0xa0
[  242.698316][ T5495]  ? do_raw_spin_unlock+0x11d/0x230
[  242.703533][ T5495]  kobject_add_internal+0x662/0xd00
[  242.708924][ T5495]  kobject_init_and_add+0x122/0x190
[  242.714152][ T5495]  ? lockdep_softirqs_off+0x420/0x420
[  242.719519][ T5495]  ? kobject_add+0x210/0x210
[  242.724329][ T5495]  ? __init_swait_queue_head+0xa5/0x150
[  242.730107][ T5495]  gfs2_sys_fs_add+0x234/0x480
[  242.734865][ T5495]  ? gfs2_recover_set+0x240/0x240
[  242.739973][ T5495]  ? snprintf+0xd7/0x120
[  242.744309][ T5495]  ? __free_pages+0x95/0x1a0
[  242.748990][ T5495]  ? vscnprintf+0x80/0x80
[  242.753318][ T5495]  gfs2_fill_super+0x128d/0x1f50
[  242.758311][ T5495]  ? gfs2_reconfigure+0xcd0/0xcd0
[  242.763352][ T5495]  ? preempt_count_add+0x8d/0x190
[  242.768553][ T5495]  ? sb_set_blocksize+0xa5/0xe0
[  242.774064][ T5495]  get_tree_bdev+0x3f1/0x610
[  242.778691][ T5495]  ? gfs2_reconfigure+0xcd0/0xcd0
[  242.783713][ T5495]  gfs2_get_tree+0x4d/0x1e0
[  242.788202][ T5495]  vfs_get_tree+0x88/0x270
[  242.792647][ T5495]  do_new_mount+0x24a/0xa40
[  242.797222][ T5495]  __se_sys_mount+0x2d6/0x3c0
[  242.801905][ T5495]  ? __x64_sys_mount+0xc0/0xc0
[  242.806666][ T5495]  ? lockdep_hardirqs_on+0x94/0x140
[  242.811858][ T5495]  ? __x64_sys_mount+0x1c/0xc0
[  242.816617][ T5495]  do_syscall_64+0x4c/0xa0
[  242.821018][ T5495]  ? clear_bhb_loop+0x30/0x80
[  242.825695][ T5495]  ? clear_bhb_loop+0x30/0x80
[  242.830361][ T5495]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  242.836252][ T5495] RIP: 0033:0x7f0e1d6216ba
[  242.840663][ T5495] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  242.860348][ T5495] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.868756][ T5495] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  242.877615][ T5495] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  242.885583][ T5495] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  242.893541][ T5495] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  242.901505][ T5495] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  242.909466][ T5495]  </TASK>
[  242.918833][ T5495] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  242.932759][ T5495] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2025/09/13 09:18:04 executed programs: 196
[  243.234554][ T5497] loop1: detected capacity change from 0 to 32768
[  243.285248][ T5497] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  243.293505][ T5497] CPU: 1 PID: 5497 Comm: syz.1.209 Not tainted syzkaller #0
[  243.300850][ T5497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  243.310919][ T5497] Call Trace:
[  243.314203][ T5497]  <TASK>
[  243.317174][ T5497]  dump_stack_lvl+0x168/0x230
[  243.321873][ T5497]  ? show_regs_print_info+0x20/0x20
[  243.327088][ T5497]  ? load_image+0x3b0/0x3b0
[  243.331613][ T5497]  sysfs_create_dir_ns+0x252/0x280
[  243.336736][ T5497]  ? __lock_acquire+0x7c60/0x7c60
[  243.341868][ T5497]  ? sysfs_warn_dup+0xa0/0xa0
[  243.346561][ T5497]  ? do_raw_spin_unlock+0x11d/0x230
[  243.351771][ T5497]  kobject_add_internal+0x662/0xd00
[  243.356985][ T5497]  kobject_init_and_add+0x122/0x190
[  243.362200][ T5497]  ? lockdep_softirqs_off+0x420/0x420
[  243.367587][ T5497]  ? kobject_add+0x210/0x210
[  243.372174][ T5497]  ? __init_swait_queue_head+0xa5/0x150
[  243.377717][ T5497]  gfs2_sys_fs_add+0x234/0x480
[  243.382602][ T5497]  ? gfs2_recover_set+0x240/0x240
[  243.387633][ T5497]  ? snprintf+0xd7/0x120
[  243.391862][ T5497]  ? __free_pages+0x95/0x1a0
[  243.396459][ T5497]  ? vscnprintf+0x80/0x80
[  243.400788][ T5497]  gfs2_fill_super+0x128d/0x1f50
[  243.406155][ T5497]  ? gfs2_reconfigure+0xcd0/0xcd0
[  243.411182][ T5497]  ? preempt_count_add+0x8d/0x190
[  243.416196][ T5497]  ? sb_set_blocksize+0xa5/0xe0
[  243.421037][ T5497]  get_tree_bdev+0x3f1/0x610
[  243.425760][ T5497]  ? gfs2_reconfigure+0xcd0/0xcd0
[  243.430780][ T5497]  gfs2_get_tree+0x4d/0x1e0
[  243.435278][ T5497]  vfs_get_tree+0x88/0x270
[  243.439710][ T5497]  do_new_mount+0x24a/0xa40
[  243.444200][ T5497]  __se_sys_mount+0x2d6/0x3c0
[  243.449072][ T5497]  ? __x64_sys_mount+0xc0/0xc0
[  243.453839][ T5497]  ? lockdep_hardirqs_on+0x94/0x140
[  243.459184][ T5497]  ? __x64_sys_mount+0x1c/0xc0
[  243.463937][ T5497]  do_syscall_64+0x4c/0xa0
[  243.468336][ T5497]  ? clear_bhb_loop+0x30/0x80
[  243.473014][ T5497]  ? clear_bhb_loop+0x30/0x80
[  243.477715][ T5497]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  243.483601][ T5497] RIP: 0033:0x7f0e1d6216ba
[  243.488004][ T5497] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  243.507608][ T5497] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  243.516027][ T5497] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  243.524083][ T5497] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  243.532046][ T5497] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  243.539996][ T5497] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  243.547949][ T5497] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  243.555941][ T5497]  </TASK>
[  243.559558][ T5497] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  243.573340][ T5497] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  243.897202][ T5499] loop1: detected capacity change from 0 to 32768
[  243.964795][ T5499] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  243.975232][ T5499] CPU: 0 PID: 5499 Comm: syz.1.210 Not tainted syzkaller #0
[  243.982639][ T5499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  243.992701][ T5499] Call Trace:
[  243.995990][ T5499]  <TASK>
[  243.998926][ T5499]  dump_stack_lvl+0x168/0x230
[  244.003617][ T5499]  ? show_regs_print_info+0x20/0x20
[  244.008838][ T5499]  ? load_image+0x3b0/0x3b0
[  244.013365][ T5499]  sysfs_create_dir_ns+0x252/0x280
[  244.018479][ T5499]  ? __lock_acquire+0x7c60/0x7c60
[  244.023601][ T5499]  ? sysfs_warn_dup+0xa0/0xa0
[  244.028381][ T5499]  ? do_raw_spin_unlock+0x11d/0x230
[  244.033587][ T5499]  kobject_add_internal+0x662/0xd00
[  244.038803][ T5499]  kobject_init_and_add+0x122/0x190
[  244.044187][ T5499]  ? lockdep_softirqs_off+0x420/0x420
[  244.049567][ T5499]  ? kobject_add+0x210/0x210
[  244.054339][ T5499]  ? __init_swait_queue_head+0xa5/0x150
[  244.059910][ T5499]  gfs2_sys_fs_add+0x234/0x480
[  244.064664][ T5499]  ? gfs2_recover_set+0x240/0x240
[  244.069688][ T5499]  ? snprintf+0xd7/0x120
[  244.074487][ T5499]  ? __free_pages+0x95/0x1a0
[  244.079316][ T5499]  ? vscnprintf+0x80/0x80
[  244.083663][ T5499]  gfs2_fill_super+0x128d/0x1f50
[  244.088611][ T5499]  ? gfs2_reconfigure+0xcd0/0xcd0
[  244.093618][ T5499]  ? preempt_count_add+0x8d/0x190
[  244.098645][ T5499]  ? sb_set_blocksize+0xa5/0xe0
[  244.103479][ T5499]  get_tree_bdev+0x3f1/0x610
[  244.108060][ T5499]  ? gfs2_reconfigure+0xcd0/0xcd0
[  244.113063][ T5499]  gfs2_get_tree+0x4d/0x1e0
[  244.117546][ T5499]  vfs_get_tree+0x88/0x270
[  244.121944][ T5499]  do_new_mount+0x24a/0xa40
[  244.126642][ T5499]  __se_sys_mount+0x2d6/0x3c0
[  244.131332][ T5499]  ? __x64_sys_mount+0xc0/0xc0
[  244.136080][ T5499]  ? lockdep_hardirqs_on+0x94/0x140
[  244.141284][ T5499]  ? __x64_sys_mount+0x1c/0xc0
[  244.146057][ T5499]  do_syscall_64+0x4c/0xa0
[  244.150481][ T5499]  ? clear_bhb_loop+0x30/0x80
[  244.155182][ T5499]  ? clear_bhb_loop+0x30/0x80
[  244.159844][ T5499]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  244.165810][ T5499] RIP: 0033:0x7f0e1d6216ba
[  244.170208][ T5499] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  244.190280][ T5499] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  244.198698][ T5499] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  244.206652][ T5499] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  244.214612][ T5499] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  244.222579][ T5499] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  244.230547][ T5499] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  244.238766][ T5499]  </TASK>
[  244.243661][ T5499] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  244.257516][ T5499] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  244.560994][ T5501] loop1: detected capacity change from 0 to 32768
[  244.571086][ T5501] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  244.580272][ T5501] CPU: 0 PID: 5501 Comm: syz.1.211 Not tainted syzkaller #0
[  244.587569][ T5501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  244.597753][ T5501] Call Trace:
[  244.601042][ T5501]  <TASK>
[  244.604111][ T5501]  dump_stack_lvl+0x168/0x230
[  244.608805][ T5501]  ? show_regs_print_info+0x20/0x20
[  244.614016][ T5501]  ? load_image+0x3b0/0x3b0
[  244.618636][ T5501]  sysfs_create_dir_ns+0x252/0x280
[  244.623757][ T5501]  ? __lock_acquire+0x7c60/0x7c60
[  244.628811][ T5501]  ? sysfs_warn_dup+0xa0/0xa0
[  244.633557][ T5501]  ? do_raw_spin_unlock+0x11d/0x230
[  244.638738][ T5501]  kobject_add_internal+0x662/0xd00
[  244.644004][ T5501]  kobject_init_and_add+0x122/0x190
[  244.649273][ T5501]  ? lockdep_softirqs_off+0x420/0x420
[  244.654754][ T5501]  ? kobject_add+0x210/0x210
[  244.659618][ T5501]  ? __init_swait_queue_head+0xa5/0x150
[  244.665427][ T5501]  gfs2_sys_fs_add+0x234/0x480
[  244.670358][ T5501]  ? gfs2_recover_set+0x240/0x240
[  244.675363][ T5501]  ? snprintf+0xd7/0x120
[  244.679604][ T5501]  ? __free_pages+0x95/0x1a0
[  244.684213][ T5501]  ? vscnprintf+0x80/0x80
[  244.688737][ T5501]  gfs2_fill_super+0x128d/0x1f50
[  244.693828][ T5501]  ? gfs2_reconfigure+0xcd0/0xcd0
[  244.699048][ T5501]  ? preempt_count_add+0x8d/0x190
[  244.704079][ T5501]  ? sb_set_blocksize+0xa5/0xe0
[  244.708968][ T5501]  get_tree_bdev+0x3f1/0x610
[  244.713721][ T5501]  ? gfs2_reconfigure+0xcd0/0xcd0
[  244.718730][ T5501]  gfs2_get_tree+0x4d/0x1e0
[  244.723290][ T5501]  vfs_get_tree+0x88/0x270
[  244.727860][ T5501]  do_new_mount+0x24a/0xa40
[  244.732368][ T5501]  __se_sys_mount+0x2d6/0x3c0
[  244.737155][ T5501]  ? __x64_sys_mount+0xc0/0xc0
[  244.741925][ T5501]  ? lockdep_hardirqs_on+0x94/0x140
[  244.747105][ T5501]  ? __x64_sys_mount+0x1c/0xc0
[  244.751925][ T5501]  do_syscall_64+0x4c/0xa0
[  244.756339][ T5501]  ? clear_bhb_loop+0x30/0x80
[  244.760993][ T5501]  ? clear_bhb_loop+0x30/0x80
[  244.765884][ T5501]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  244.771766][ T5501] RIP: 0033:0x7f0e1d6216ba
[  244.776199][ T5501] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  244.796037][ T5501] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  244.804463][ T5501] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  244.812524][ T5501] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  244.820498][ T5501] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  244.828581][ T5501] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  244.836905][ T5501] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  244.844889][ T5501]  </TASK>
[  244.849696][ T5501] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  244.864711][ T5501] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  245.200483][ T5503] loop1: detected capacity change from 0 to 32768
[  245.287557][ T5503] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  245.296619][ T5503] CPU: 0 PID: 5503 Comm: syz.1.212 Not tainted syzkaller #0
[  245.303928][ T5503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  245.314095][ T5503] Call Trace:
[  245.317443][ T5503]  <TASK>
[  245.320439][ T5503]  dump_stack_lvl+0x168/0x230
[  245.325307][ T5503]  ? show_regs_print_info+0x20/0x20
[  245.330534][ T5503]  ? load_image+0x3b0/0x3b0
[  245.335062][ T5503]  sysfs_create_dir_ns+0x252/0x280
[  245.340215][ T5503]  ? __lock_acquire+0x7c60/0x7c60
[  245.345247][ T5503]  ? sysfs_warn_dup+0xa0/0xa0
[  245.350442][ T5503]  ? do_raw_spin_unlock+0x11d/0x230
[  245.355891][ T5503]  kobject_add_internal+0x662/0xd00
[  245.362040][ T5503]  kobject_init_and_add+0x122/0x190
[  245.367237][ T5503]  ? lockdep_softirqs_off+0x420/0x420
[  245.372868][ T5503]  ? kobject_add+0x210/0x210
[  245.377898][ T5503]  ? __init_swait_queue_head+0xa5/0x150
[  245.383480][ T5503]  gfs2_sys_fs_add+0x234/0x480
[  245.388430][ T5503]  ? gfs2_recover_set+0x240/0x240
[  245.393564][ T5503]  ? snprintf+0xd7/0x120
[  245.397923][ T5503]  ? __free_pages+0x95/0x1a0
[  245.402505][ T5503]  ? vscnprintf+0x80/0x80
[  245.406835][ T5503]  gfs2_fill_super+0x128d/0x1f50
[  245.411920][ T5503]  ? gfs2_reconfigure+0xcd0/0xcd0
[  245.417060][ T5503]  ? preempt_count_add+0x8d/0x190
[  245.422266][ T5503]  ? sb_set_blocksize+0xa5/0xe0
[  245.427131][ T5503]  get_tree_bdev+0x3f1/0x610
[  245.431709][ T5503]  ? gfs2_reconfigure+0xcd0/0xcd0
[  245.436714][ T5503]  gfs2_get_tree+0x4d/0x1e0
[  245.441218][ T5503]  vfs_get_tree+0x88/0x270
[  245.445636][ T5503]  do_new_mount+0x24a/0xa40
[  245.450143][ T5503]  __se_sys_mount+0x2d6/0x3c0
[  245.454834][ T5503]  ? __x64_sys_mount+0xc0/0xc0
[  245.459584][ T5503]  ? lockdep_hardirqs_on+0x94/0x140
[  245.464764][ T5503]  ? __x64_sys_mount+0x1c/0xc0
[  245.469956][ T5503]  do_syscall_64+0x4c/0xa0
[  245.474368][ T5503]  ? clear_bhb_loop+0x30/0x80
[  245.479046][ T5503]  ? clear_bhb_loop+0x30/0x80
[  245.483714][ T5503]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  245.489597][ T5503] RIP: 0033:0x7f0e1d6216ba
[  245.494000][ T5503] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  245.513595][ T5503] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  245.522005][ T5503] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  245.529988][ T5503] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  245.537950][ T5503] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  245.545968][ T5503] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  245.553926][ T5503] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  245.562348][ T5503]  </TASK>
[  245.569194][ T5503] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  245.583001][ T5503] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  245.886934][ T5505] loop1: detected capacity change from 0 to 32768
[  245.940701][ T5505] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  245.948818][ T5505] CPU: 0 PID: 5505 Comm: syz.1.213 Not tainted syzkaller #0
[  245.956107][ T5505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  245.966255][ T5505] Call Trace:
[  245.969633][ T5505]  <TASK>
[  245.972802][ T5505]  dump_stack_lvl+0x168/0x230
[  245.977673][ T5505]  ? show_regs_print_info+0x20/0x20
[  245.982965][ T5505]  ? load_image+0x3b0/0x3b0
[  245.987495][ T5505]  sysfs_create_dir_ns+0x252/0x280
[  245.992987][ T5505]  ? __lock_acquire+0x7c60/0x7c60
[  245.998038][ T5505]  ? sysfs_warn_dup+0xa0/0xa0
[  246.002727][ T5505]  ? do_raw_spin_unlock+0x11d/0x230
[  246.007942][ T5505]  kobject_add_internal+0x662/0xd00
[  246.013156][ T5505]  kobject_init_and_add+0x122/0x190
[  246.018362][ T5505]  ? lockdep_softirqs_off+0x420/0x420
[  246.023747][ T5505]  ? kobject_add+0x210/0x210
[  246.028346][ T5505]  ? __init_swait_queue_head+0xa5/0x150
[  246.033989][ T5505]  gfs2_sys_fs_add+0x234/0x480
[  246.038837][ T5505]  ? gfs2_recover_set+0x240/0x240
[  246.043855][ T5505]  ? snprintf+0xd7/0x120
[  246.048097][ T5505]  ? __free_pages+0x95/0x1a0
[  246.052697][ T5505]  ? vscnprintf+0x80/0x80
[  246.057058][ T5505]  gfs2_fill_super+0x128d/0x1f50
[  246.062006][ T5505]  ? gfs2_reconfigure+0xcd0/0xcd0
[  246.067127][ T5505]  ? preempt_count_add+0x8d/0x190
[  246.072509][ T5505]  ? sb_set_blocksize+0xa5/0xe0
[  246.077365][ T5505]  get_tree_bdev+0x3f1/0x610
[  246.081949][ T5505]  ? gfs2_reconfigure+0xcd0/0xcd0
[  246.086988][ T5505]  gfs2_get_tree+0x4d/0x1e0
[  246.091611][ T5505]  vfs_get_tree+0x88/0x270
[  246.096120][ T5505]  do_new_mount+0x24a/0xa40
[  246.100642][ T5505]  __se_sys_mount+0x2d6/0x3c0
[  246.105472][ T5505]  ? __x64_sys_mount+0xc0/0xc0
[  246.110244][ T5505]  ? lockdep_hardirqs_on+0x94/0x140
[  246.115527][ T5505]  ? __x64_sys_mount+0x1c/0xc0
[  246.120646][ T5505]  do_syscall_64+0x4c/0xa0
[  246.125140][ T5505]  ? clear_bhb_loop+0x30/0x80
[  246.129929][ T5505]  ? clear_bhb_loop+0x30/0x80
[  246.134706][ T5505]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  246.140593][ T5505] RIP: 0033:0x7f0e1d6216ba
[  246.145116][ T5505] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  246.164867][ T5505] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  246.173576][ T5505] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  246.181635][ T5505] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  246.189691][ T5505] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  246.197669][ T5505] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  246.205638][ T5505] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  246.213698][ T5505]  </TASK>
[  246.223253][ T5505] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  246.237300][ T5505] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  246.565895][ T5507] loop1: detected capacity change from 0 to 32768
[  246.637106][ T5507] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  246.645199][ T5507] CPU: 1 PID: 5507 Comm: syz.1.214 Not tainted syzkaller #0
[  246.652487][ T5507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  246.662639][ T5507] Call Trace:
[  246.665956][ T5507]  <TASK>
[  246.668944][ T5507]  dump_stack_lvl+0x168/0x230
[  246.674705][ T5507]  ? show_regs_print_info+0x20/0x20
[  246.679939][ T5507]  ? load_image+0x3b0/0x3b0
[  246.684470][ T5507]  sysfs_create_dir_ns+0x252/0x280
[  246.689599][ T5507]  ? __lock_acquire+0x7c60/0x7c60
[  246.694635][ T5507]  ? sysfs_warn_dup+0xa0/0xa0
[  246.699334][ T5507]  ? do_raw_spin_unlock+0x11d/0x230
[  246.704544][ T5507]  kobject_add_internal+0x662/0xd00
[  246.709809][ T5507]  kobject_init_and_add+0x122/0x190
[  246.715020][ T5507]  ? lockdep_softirqs_off+0x420/0x420
[  246.720491][ T5507]  ? kobject_add+0x210/0x210
[  246.725179][ T5507]  ? __init_swait_queue_head+0xa5/0x150
[  246.730812][ T5507]  gfs2_sys_fs_add+0x234/0x480
[  246.735594][ T5507]  ? gfs2_recover_set+0x240/0x240
[  246.740615][ T5507]  ? snprintf+0xd7/0x120
[  246.744843][ T5507]  ? __free_pages+0x95/0x1a0
[  246.749544][ T5507]  ? vscnprintf+0x80/0x80
[  246.754075][ T5507]  gfs2_fill_super+0x128d/0x1f50
[  246.759020][ T5507]  ? gfs2_reconfigure+0xcd0/0xcd0
[  246.764231][ T5507]  ? preempt_count_add+0x8d/0x190
[  246.769272][ T5507]  ? sb_set_blocksize+0xa5/0xe0
[  246.774575][ T5507]  get_tree_bdev+0x3f1/0x610
[  246.779596][ T5507]  ? gfs2_reconfigure+0xcd0/0xcd0
[  246.784667][ T5507]  gfs2_get_tree+0x4d/0x1e0
[  246.789252][ T5507]  vfs_get_tree+0x88/0x270
[  246.793674][ T5507]  do_new_mount+0x24a/0xa40
[  246.798253][ T5507]  __se_sys_mount+0x2d6/0x3c0
[  246.802920][ T5507]  ? __x64_sys_mount+0xc0/0xc0
[  246.807682][ T5507]  ? lockdep_hardirqs_on+0x94/0x140
[  246.812858][ T5507]  ? __x64_sys_mount+0x1c/0xc0
[  246.817707][ T5507]  do_syscall_64+0x4c/0xa0
[  246.822110][ T5507]  ? clear_bhb_loop+0x30/0x80
[  246.826856][ T5507]  ? clear_bhb_loop+0x30/0x80
[  246.831523][ T5507]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  246.837524][ T5507] RIP: 0033:0x7f0e1d6216ba
[  246.841930][ T5507] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  246.862124][ T5507] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  246.870648][ T5507] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  246.878789][ T5507] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  246.886751][ T5507] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  246.894728][ T5507] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  246.902692][ T5507] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  246.910737][ T5507]  </TASK>
[  246.914341][ T5507] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  246.928497][ T5507] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  247.256905][ T5509] loop1: detected capacity change from 0 to 32768
[  247.315686][ T5509] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  247.323814][ T5509] CPU: 1 PID: 5509 Comm: syz.1.215 Not tainted syzkaller #0
[  247.331213][ T5509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  247.341840][ T5509] Call Trace:
[  247.345132][ T5509]  <TASK>
[  247.348154][ T5509]  dump_stack_lvl+0x168/0x230
[  247.352843][ T5509]  ? show_regs_print_info+0x20/0x20
[  247.358063][ T5509]  ? load_image+0x3b0/0x3b0
[  247.362588][ T5509]  sysfs_create_dir_ns+0x252/0x280
[  247.367793][ T5509]  ? __lock_acquire+0x7c60/0x7c60
[  247.372939][ T5509]  ? sysfs_warn_dup+0xa0/0xa0
[  247.377642][ T5509]  ? do_raw_spin_unlock+0x11d/0x230
[  247.382869][ T5509]  kobject_add_internal+0x662/0xd00
[  247.388084][ T5509]  kobject_init_and_add+0x122/0x190
[  247.393299][ T5509]  ? lockdep_softirqs_off+0x420/0x420
[  247.398756][ T5509]  ? kobject_add+0x210/0x210
[  247.403332][ T5509]  ? __init_swait_queue_head+0xa5/0x150
[  247.408861][ T5509]  gfs2_sys_fs_add+0x234/0x480
[  247.413656][ T5509]  ? gfs2_recover_set+0x240/0x240
[  247.418685][ T5509]  ? snprintf+0xd7/0x120
[  247.422926][ T5509]  ? __free_pages+0x95/0x1a0
[  247.427595][ T5509]  ? vscnprintf+0x80/0x80
[  247.431921][ T5509]  gfs2_fill_super+0x128d/0x1f50
[  247.436897][ T5509]  ? gfs2_reconfigure+0xcd0/0xcd0
[  247.441921][ T5509]  ? preempt_count_add+0x8d/0x190
[  247.447111][ T5509]  ? sb_set_blocksize+0xa5/0xe0
[  247.452036][ T5509]  get_tree_bdev+0x3f1/0x610
[  247.456702][ T5509]  ? gfs2_reconfigure+0xcd0/0xcd0
[  247.461805][ T5509]  gfs2_get_tree+0x4d/0x1e0
[  247.466310][ T5509]  vfs_get_tree+0x88/0x270
[  247.470709][ T5509]  do_new_mount+0x24a/0xa40
[  247.475286][ T5509]  __se_sys_mount+0x2d6/0x3c0
[  247.479945][ T5509]  ? __x64_sys_mount+0xc0/0xc0
[  247.484689][ T5509]  ? lockdep_hardirqs_on+0x94/0x140
[  247.489870][ T5509]  ? __x64_sys_mount+0x1c/0xc0
[  247.494616][ T5509]  do_syscall_64+0x4c/0xa0
[  247.499010][ T5509]  ? clear_bhb_loop+0x30/0x80
[  247.503668][ T5509]  ? clear_bhb_loop+0x30/0x80
[  247.508330][ T5509]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  247.514209][ T5509] RIP: 0033:0x7f0e1d6216ba
[  247.518607][ T5509] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  247.538194][ T5509] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.546779][ T5509] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  247.554766][ T5509] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  247.562898][ T5509] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  247.571139][ T5509] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  247.579215][ T5509] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  247.587216][ T5509]  </TASK>
[  247.590644][ T5509] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  247.604408][ T5509] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  247.902877][ T5511] loop1: detected capacity change from 0 to 32768
[  247.952029][ T5511] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  247.960113][ T5511] CPU: 1 PID: 5511 Comm: syz.1.216 Not tainted syzkaller #0
[  247.967409][ T5511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  247.977693][ T5511] Call Trace:
[  247.980987][ T5511]  <TASK>
[  247.983915][ T5511]  dump_stack_lvl+0x168/0x230
[  247.988610][ T5511]  ? show_regs_print_info+0x20/0x20
[  247.993830][ T5511]  ? load_image+0x3b0/0x3b0
[  247.998465][ T5511]  sysfs_create_dir_ns+0x252/0x280
[  248.003601][ T5511]  ? __lock_acquire+0x7c60/0x7c60
[  248.008838][ T5511]  ? sysfs_warn_dup+0xa0/0xa0
[  248.013562][ T5511]  ? do_raw_spin_unlock+0x11d/0x230
[  248.018914][ T5511]  kobject_add_internal+0x662/0xd00
[  248.024234][ T5511]  kobject_init_and_add+0x122/0x190
[  248.029449][ T5511]  ? lockdep_softirqs_off+0x420/0x420
[  248.034819][ T5511]  ? kobject_add+0x210/0x210
[  248.039397][ T5511]  ? __init_swait_queue_head+0xa5/0x150
[  248.044925][ T5511]  gfs2_sys_fs_add+0x234/0x480
[  248.049671][ T5511]  ? gfs2_recover_set+0x240/0x240
[  248.054678][ T5511]  ? snprintf+0xd7/0x120
[  248.058912][ T5511]  ? __free_pages+0x95/0x1a0
[  248.063508][ T5511]  ? vscnprintf+0x80/0x80
[  248.067983][ T5511]  gfs2_fill_super+0x128d/0x1f50
[  248.073289][ T5511]  ? gfs2_reconfigure+0xcd0/0xcd0
[  248.078733][ T5511]  ? preempt_count_add+0x8d/0x190
[  248.083846][ T5511]  ? sb_set_blocksize+0xa5/0xe0
[  248.088691][ T5511]  get_tree_bdev+0x3f1/0x610
[  248.093276][ T5511]  ? gfs2_reconfigure+0xcd0/0xcd0
[  248.098287][ T5511]  gfs2_get_tree+0x4d/0x1e0
[  248.102786][ T5511]  vfs_get_tree+0x88/0x270
[  248.107424][ T5511]  do_new_mount+0x24a/0xa40
[  248.112055][ T5511]  __se_sys_mount+0x2d6/0x3c0
[  248.116736][ T5511]  ? __x64_sys_mount+0xc0/0xc0
[  248.121680][ T5511]  ? lockdep_hardirqs_on+0x94/0x140
[  248.126943][ T5511]  ? __x64_sys_mount+0x1c/0xc0
[  248.131833][ T5511]  do_syscall_64+0x4c/0xa0
[  248.136247][ T5511]  ? clear_bhb_loop+0x30/0x80
[  248.140907][ T5511]  ? clear_bhb_loop+0x30/0x80
[  248.145562][ T5511]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  248.151438][ T5511] RIP: 0033:0x7f0e1d6216ba
[  248.155841][ T5511] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  248.175607][ T5511] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  248.184013][ T5511] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  248.192068][ T5511] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  248.200046][ T5511] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  248.208623][ T5511] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  248.216675][ T5511] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  248.224944][ T5511]  </TASK>
[  248.228441][ T5511] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  248.242373][ T5511] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2025/09/13 09:18:09 executed programs: 204
[  248.538260][ T5513] loop1: detected capacity change from 0 to 32768
[  248.601355][ T5513] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  248.609812][ T5513] CPU: 0 PID: 5513 Comm: syz.1.217 Not tainted syzkaller #0
[  248.617214][ T5513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  248.627865][ T5513] Call Trace:
[  248.631169][ T5513]  <TASK>
[  248.634219][ T5513]  dump_stack_lvl+0x168/0x230
[  248.638915][ T5513]  ? show_regs_print_info+0x20/0x20
[  248.644124][ T5513]  ? load_image+0x3b0/0x3b0
[  248.648816][ T5513]  sysfs_create_dir_ns+0x252/0x280
[  248.653941][ T5513]  ? __lock_acquire+0x7c60/0x7c60
[  248.658981][ T5513]  ? sysfs_warn_dup+0xa0/0xa0
[  248.663679][ T5513]  ? do_raw_spin_unlock+0x11d/0x230
[  248.668924][ T5513]  kobject_add_internal+0x662/0xd00
[  248.674579][ T5513]  kobject_init_and_add+0x122/0x190
[  248.679799][ T5513]  ? lockdep_softirqs_off+0x420/0x420
[  248.685182][ T5513]  ? kobject_add+0x210/0x210
[  248.689848][ T5513]  ? __init_swait_queue_head+0xa5/0x150
[  248.695532][ T5513]  gfs2_sys_fs_add+0x234/0x480
[  248.700296][ T5513]  ? gfs2_recover_set+0x240/0x240
[  248.705435][ T5513]  ? snprintf+0xd7/0x120
[  248.709704][ T5513]  ? __free_pages+0x95/0x1a0
[  248.714488][ T5513]  ? vscnprintf+0x80/0x80
[  248.718965][ T5513]  gfs2_fill_super+0x128d/0x1f50
[  248.724017][ T5513]  ? gfs2_reconfigure+0xcd0/0xcd0
[  248.729041][ T5513]  ? preempt_count_add+0x8d/0x190
[  248.734058][ T5513]  ? sb_set_blocksize+0xa5/0xe0
[  248.739087][ T5513]  get_tree_bdev+0x3f1/0x610
[  248.743686][ T5513]  ? gfs2_reconfigure+0xcd0/0xcd0
[  248.748806][ T5513]  gfs2_get_tree+0x4d/0x1e0
[  248.753474][ T5513]  vfs_get_tree+0x88/0x270
[  248.757891][ T5513]  do_new_mount+0x24a/0xa40
[  248.762414][ T5513]  __se_sys_mount+0x2d6/0x3c0
[  248.767105][ T5513]  ? __x64_sys_mount+0xc0/0xc0
[  248.771881][ T5513]  ? lockdep_hardirqs_on+0x94/0x140
[  248.777065][ T5513]  ? __x64_sys_mount+0x1c/0xc0
[  248.781925][ T5513]  do_syscall_64+0x4c/0xa0
[  248.786334][ T5513]  ? clear_bhb_loop+0x30/0x80
[  248.791004][ T5513]  ? clear_bhb_loop+0x30/0x80
[  248.795829][ T5513]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  248.801756][ T5513] RIP: 0033:0x7f0e1d6216ba
[  248.806182][ T5513] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  248.826915][ T5513] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  248.835625][ T5513] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  248.843608][ T5513] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  248.851581][ T5513] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  248.859630][ T5513] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  248.867702][ T5513] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  248.875683][ T5513]  </TASK>
[  248.880564][ T5513] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  248.894493][ T5513] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  249.224586][ T5515] loop1: detected capacity change from 0 to 32768
[  249.281817][ T5515] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  249.289975][ T5515] CPU: 0 PID: 5515 Comm: syz.1.218 Not tainted syzkaller #0
[  249.297317][ T5515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  249.307380][ T5515] Call Trace:
[  249.310668][ T5515]  <TASK>
[  249.313607][ T5515]  dump_stack_lvl+0x168/0x230
[  249.318307][ T5515]  ? show_regs_print_info+0x20/0x20
[  249.323521][ T5515]  ? load_image+0x3b0/0x3b0
[  249.328049][ T5515]  sysfs_create_dir_ns+0x252/0x280
[  249.333180][ T5515]  ? __lock_acquire+0x7c60/0x7c60
[  249.338230][ T5515]  ? sysfs_warn_dup+0xa0/0xa0
[  249.342928][ T5515]  ? do_raw_spin_unlock+0x11d/0x230
[  249.348153][ T5515]  kobject_add_internal+0x662/0xd00
[  249.353369][ T5515]  kobject_init_and_add+0x122/0x190
[  249.358571][ T5515]  ? lockdep_softirqs_off+0x420/0x420
[  249.363940][ T5515]  ? kobject_add+0x210/0x210
[  249.368519][ T5515]  ? __init_swait_queue_head+0xa5/0x150
[  249.374057][ T5515]  gfs2_sys_fs_add+0x234/0x480
[  249.378828][ T5515]  ? gfs2_recover_set+0x240/0x240
[  249.383844][ T5515]  ? snprintf+0xd7/0x120
[  249.388075][ T5515]  ? __free_pages+0x95/0x1a0
[  249.392793][ T5515]  ? vscnprintf+0x80/0x80
[  249.397144][ T5515]  gfs2_fill_super+0x128d/0x1f50
[  249.402093][ T5515]  ? gfs2_reconfigure+0xcd0/0xcd0
[  249.407121][ T5515]  ? preempt_count_add+0x8d/0x190
[  249.412211][ T5515]  ? sb_set_blocksize+0xa5/0xe0
[  249.417268][ T5515]  get_tree_bdev+0x3f1/0x610
[  249.421993][ T5515]  ? gfs2_reconfigure+0xcd0/0xcd0
[  249.427104][ T5515]  gfs2_get_tree+0x4d/0x1e0
[  249.431700][ T5515]  vfs_get_tree+0x88/0x270
[  249.436237][ T5515]  do_new_mount+0x24a/0xa40
[  249.440755][ T5515]  __se_sys_mount+0x2d6/0x3c0
[  249.445426][ T5515]  ? __x64_sys_mount+0xc0/0xc0
[  249.450184][ T5515]  ? lockdep_hardirqs_on+0x94/0x140
[  249.455487][ T5515]  ? __x64_sys_mount+0x1c/0xc0
[  249.460341][ T5515]  do_syscall_64+0x4c/0xa0
[  249.464753][ T5515]  ? clear_bhb_loop+0x30/0x80
[  249.469420][ T5515]  ? clear_bhb_loop+0x30/0x80
[  249.474088][ T5515]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  249.479988][ T5515] RIP: 0033:0x7f0e1d6216ba
[  249.484392][ T5515] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  249.504172][ T5515] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.512581][ T5515] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  249.520746][ T5515] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  249.528815][ T5515] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  249.537143][ T5515] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  249.545370][ T5515] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  249.553443][ T5515]  </TASK>
[  249.562819][ T5515] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  249.577409][ T5515] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  249.902932][ T5517] loop1: detected capacity change from 0 to 32768
[  249.944942][ T5517] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  249.956117][ T5517] CPU: 0 PID: 5517 Comm: syz.1.219 Not tainted syzkaller #0
[  249.963512][ T5517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  249.973588][ T5517] Call Trace:
[  249.976883][ T5517]  <TASK>
[  249.979829][ T5517]  dump_stack_lvl+0x168/0x230
[  249.984521][ T5517]  ? show_regs_print_info+0x20/0x20
[  249.989772][ T5517]  ? load_image+0x3b0/0x3b0
[  249.994338][ T5517]  sysfs_create_dir_ns+0x252/0x280
[  249.999471][ T5517]  ? __lock_acquire+0x7c60/0x7c60
[  250.004791][ T5517]  ? sysfs_warn_dup+0xa0/0xa0
[  250.009598][ T5517]  ? do_raw_spin_unlock+0x11d/0x230
[  250.014942][ T5517]  kobject_add_internal+0x662/0xd00
[  250.020170][ T5517]  kobject_init_and_add+0x122/0x190
[  250.025384][ T5517]  ? lockdep_softirqs_off+0x420/0x420
[  250.030803][ T5517]  ? kobject_add+0x210/0x210
[  250.035417][ T5517]  ? __init_swait_queue_head+0xa5/0x150
[  250.041165][ T5517]  gfs2_sys_fs_add+0x234/0x480
[  250.045926][ T5517]  ? gfs2_recover_set+0x240/0x240
[  250.050954][ T5517]  ? snprintf+0xd7/0x120
[  250.055369][ T5517]  ? __free_pages+0x95/0x1a0
[  250.059962][ T5517]  ? vscnprintf+0x80/0x80
[  250.064290][ T5517]  gfs2_fill_super+0x128d/0x1f50
[  250.069241][ T5517]  ? gfs2_reconfigure+0xcd0/0xcd0
[  250.074346][ T5517]  ? preempt_count_add+0x8d/0x190
[  250.079376][ T5517]  ? sb_set_blocksize+0xa5/0xe0
[  250.084516][ T5517]  get_tree_bdev+0x3f1/0x610
[  250.089094][ T5517]  ? gfs2_reconfigure+0xcd0/0xcd0
[  250.094302][ T5517]  gfs2_get_tree+0x4d/0x1e0
[  250.099045][ T5517]  vfs_get_tree+0x88/0x270
[  250.103457][ T5517]  do_new_mount+0x24a/0xa40
[  250.108035][ T5517]  __se_sys_mount+0x2d6/0x3c0
[  250.112716][ T5517]  ? __x64_sys_mount+0xc0/0xc0
[  250.117480][ T5517]  ? lockdep_hardirqs_on+0x94/0x140
[  250.122669][ T5517]  ? __x64_sys_mount+0x1c/0xc0
[  250.127435][ T5517]  do_syscall_64+0x4c/0xa0
[  250.131842][ T5517]  ? clear_bhb_loop+0x30/0x80
[  250.136506][ T5517]  ? clear_bhb_loop+0x30/0x80
[  250.141253][ T5517]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  250.147224][ T5517] RIP: 0033:0x7f0e1d6216ba
[  250.151846][ T5517] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  250.171824][ T5517] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  250.180247][ T5517] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  250.188200][ T5517] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  250.196154][ T5517] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  250.204104][ T5517] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  250.212052][ T5517] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  250.220150][ T5517]  </TASK>
[  250.224872][ T5517] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  250.238824][ T5517] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  250.556500][ T5519] loop1: detected capacity change from 0 to 32768
[  250.616984][ T5519] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  250.630980][ T5519] CPU: 1 PID: 5519 Comm: syz.1.220 Not tainted syzkaller #0
[  250.638433][ T5519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  250.648586][ T5519] Call Trace:
[  250.651877][ T5519]  <TASK>
[  250.654842][ T5519]  dump_stack_lvl+0x168/0x230
[  250.659625][ T5519]  ? show_regs_print_info+0x20/0x20
[  250.664921][ T5519]  ? load_image+0x3b0/0x3b0
[  250.669445][ T5519]  sysfs_create_dir_ns+0x252/0x280
[  250.674652][ T5519]  ? __lock_acquire+0x7c60/0x7c60
[  250.679689][ T5519]  ? sysfs_warn_dup+0xa0/0xa0
[  250.684382][ T5519]  ? do_raw_spin_unlock+0x11d/0x230
[  250.689604][ T5519]  kobject_add_internal+0x662/0xd00
[  250.694812][ T5519]  kobject_init_and_add+0x122/0x190
[  250.700134][ T5519]  ? lockdep_softirqs_off+0x420/0x420
[  250.705530][ T5519]  ? kobject_add+0x210/0x210
[  250.710260][ T5519]  ? __init_swait_queue_head+0xa5/0x150
[  250.716074][ T5519]  gfs2_sys_fs_add+0x234/0x480
[  250.720843][ T5519]  ? gfs2_recover_set+0x240/0x240
[  250.726065][ T5519]  ? snprintf+0xd7/0x120
[  250.730325][ T5519]  ? __free_pages+0x95/0x1a0
[  250.735277][ T5519]  ? vscnprintf+0x80/0x80
[  250.739723][ T5519]  gfs2_fill_super+0x128d/0x1f50
[  250.744652][ T5519]  ? gfs2_reconfigure+0xcd0/0xcd0
[  250.749803][ T5519]  ? preempt_count_add+0x8d/0x190
[  250.754819][ T5519]  ? sb_set_blocksize+0xa5/0xe0
[  250.759665][ T5519]  get_tree_bdev+0x3f1/0x610
[  250.764626][ T5519]  ? gfs2_reconfigure+0xcd0/0xcd0
[  250.770103][ T5519]  gfs2_get_tree+0x4d/0x1e0
[  250.775172][ T5519]  vfs_get_tree+0x88/0x270
[  250.779582][ T5519]  do_new_mount+0x24a/0xa40
[  250.784195][ T5519]  __se_sys_mount+0x2d6/0x3c0
[  250.789134][ T5519]  ? __x64_sys_mount+0xc0/0xc0
[  250.793982][ T5519]  ? lockdep_hardirqs_on+0x94/0x140
[  250.799173][ T5519]  ? __x64_sys_mount+0x1c/0xc0
[  250.803929][ T5519]  do_syscall_64+0x4c/0xa0
[  250.808428][ T5519]  ? clear_bhb_loop+0x30/0x80
[  250.813112][ T5519]  ? clear_bhb_loop+0x30/0x80
[  250.817798][ T5519]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  250.823681][ T5519] RIP: 0033:0x7f0e1d6216ba
[  250.828100][ T5519] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  250.847785][ T5519] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  250.856278][ T5519] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  250.864239][ T5519] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  250.872435][ T5519] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  250.880579][ T5519] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  250.888548][ T5519] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  250.896776][ T5519]  </TASK>
[  250.900373][ T5519] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  250.914407][ T5519] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  251.260515][ T5521] loop1: detected capacity change from 0 to 32768
[  251.322588][ T5521] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  251.334907][ T5521] CPU: 0 PID: 5521 Comm: syz.1.221 Not tainted syzkaller #0
[  251.342235][ T5521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  251.352384][ T5521] Call Trace:
[  251.355681][ T5521]  <TASK>
[  251.358618][ T5521]  dump_stack_lvl+0x168/0x230
[  251.363401][ T5521]  ? show_regs_print_info+0x20/0x20
[  251.368613][ T5521]  ? load_image+0x3b0/0x3b0
[  251.373146][ T5521]  sysfs_create_dir_ns+0x252/0x280
[  251.378357][ T5521]  ? __lock_acquire+0x7c60/0x7c60
[  251.383391][ T5521]  ? sysfs_warn_dup+0xa0/0xa0
[  251.388089][ T5521]  ? do_raw_spin_unlock+0x11d/0x230
[  251.393305][ T5521]  kobject_add_internal+0x662/0xd00
[  251.398523][ T5521]  kobject_init_and_add+0x122/0x190
[  251.403728][ T5521]  ? lockdep_softirqs_off+0x420/0x420
[  251.409115][ T5521]  ? kobject_add+0x210/0x210
[  251.413734][ T5521]  ? __init_swait_queue_head+0xa5/0x150
[  251.419283][ T5521]  gfs2_sys_fs_add+0x234/0x480
[  251.424080][ T5521]  ? gfs2_recover_set+0x240/0x240
[  251.429132][ T5521]  ? snprintf+0xd7/0x120
[  251.433406][ T5521]  ? __free_pages+0x95/0x1a0
[  251.438037][ T5521]  ? vscnprintf+0x80/0x80
[  251.442471][ T5521]  gfs2_fill_super+0x128d/0x1f50
[  251.447435][ T5521]  ? gfs2_reconfigure+0xcd0/0xcd0
[  251.452480][ T5521]  ? preempt_count_add+0x8d/0x190
[  251.457503][ T5521]  ? sb_set_blocksize+0xa5/0xe0
[  251.462490][ T5521]  get_tree_bdev+0x3f1/0x610
[  251.467066][ T5521]  ? gfs2_reconfigure+0xcd0/0xcd0
[  251.472100][ T5521]  gfs2_get_tree+0x4d/0x1e0
[  251.476617][ T5521]  vfs_get_tree+0x88/0x270
[  251.481028][ T5521]  do_new_mount+0x24a/0xa40
[  251.485568][ T5521]  __se_sys_mount+0x2d6/0x3c0
[  251.490234][ T5521]  ? __x64_sys_mount+0xc0/0xc0
[  251.494991][ T5521]  ? lockdep_hardirqs_on+0x94/0x140
[  251.500173][ T5521]  ? __x64_sys_mount+0x1c/0xc0
[  251.505006][ T5521]  do_syscall_64+0x4c/0xa0
[  251.509406][ T5521]  ? clear_bhb_loop+0x30/0x80
[  251.514078][ T5521]  ? clear_bhb_loop+0x30/0x80
[  251.518736][ T5521]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  251.524608][ T5521] RIP: 0033:0x7f0e1d6216ba
[  251.529004][ T5521] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  251.548762][ T5521] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.557158][ T5521] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  251.565114][ T5521] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  251.573158][ T5521] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  251.581117][ T5521] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  251.589186][ T5521] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  251.597149][ T5521]  </TASK>
[  251.600816][ T5521] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  251.614974][ T5521] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  251.931953][ T5523] loop1: detected capacity change from 0 to 32768
[  251.990922][ T5523] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  251.999196][ T5523] CPU: 1 PID: 5523 Comm: syz.1.222 Not tainted syzkaller #0
[  252.006488][ T5523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  252.016548][ T5523] Call Trace:
[  252.019835][ T5523]  <TASK>
[  252.022772][ T5523]  dump_stack_lvl+0x168/0x230
[  252.027468][ T5523]  ? show_regs_print_info+0x20/0x20
[  252.032836][ T5523]  ? load_image+0x3b0/0x3b0
[  252.037378][ T5523]  sysfs_create_dir_ns+0x252/0x280
[  252.042508][ T5523]  ? __lock_acquire+0x7c60/0x7c60
[  252.047544][ T5523]  ? sysfs_warn_dup+0xa0/0xa0
[  252.052237][ T5523]  ? do_raw_spin_unlock+0x11d/0x230
[  252.057444][ T5523]  kobject_add_internal+0x662/0xd00
[  252.062662][ T5523]  kobject_init_and_add+0x122/0x190
[  252.067871][ T5523]  ? lockdep_softirqs_off+0x420/0x420
[  252.073514][ T5523]  ? kobject_add+0x210/0x210
[  252.078107][ T5523]  ? __init_swait_queue_head+0xa5/0x150
[  252.083639][ T5523]  gfs2_sys_fs_add+0x234/0x480
[  252.088385][ T5523]  ? gfs2_recover_set+0x240/0x240
[  252.093401][ T5523]  ? snprintf+0xd7/0x120
[  252.097647][ T5523]  ? __free_pages+0x95/0x1a0
[  252.102368][ T5523]  ? vscnprintf+0x80/0x80
[  252.106711][ T5523]  gfs2_fill_super+0x128d/0x1f50
[  252.111656][ T5523]  ? gfs2_reconfigure+0xcd0/0xcd0
[  252.116684][ T5523]  ? preempt_count_add+0x8d/0x190
[  252.121695][ T5523]  ? sb_set_blocksize+0xa5/0xe0
[  252.126526][ T5523]  get_tree_bdev+0x3f1/0x610
[  252.131108][ T5523]  ? gfs2_reconfigure+0xcd0/0xcd0
[  252.136231][ T5523]  gfs2_get_tree+0x4d/0x1e0
[  252.140721][ T5523]  vfs_get_tree+0x88/0x270
[  252.145120][ T5523]  do_new_mount+0x24a/0xa40
[  252.149624][ T5523]  __se_sys_mount+0x2d6/0x3c0
[  252.154654][ T5523]  ? __x64_sys_mount+0xc0/0xc0
[  252.159398][ T5523]  ? lockdep_hardirqs_on+0x94/0x140
[  252.164578][ T5523]  ? __x64_sys_mount+0x1c/0xc0
[  252.169397][ T5523]  do_syscall_64+0x4c/0xa0
[  252.173809][ T5523]  ? clear_bhb_loop+0x30/0x80
[  252.178490][ T5523]  ? clear_bhb_loop+0x30/0x80
[  252.183173][ T5523]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  252.189058][ T5523] RIP: 0033:0x7f0e1d6216ba
[  252.193468][ T5523] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  252.213250][ T5523] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  252.221683][ T5523] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  252.229730][ T5523] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  252.237683][ T5523] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  252.245643][ T5523] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  252.253625][ T5523] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  252.261612][ T5523]  </TASK>
[  252.265236][ T5523] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  252.279117][ T5523] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  252.587320][ T5525] loop1: detected capacity change from 0 to 32768
[  252.632629][ T5525] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  252.640661][ T5525] CPU: 1 PID: 5525 Comm: syz.1.223 Not tainted syzkaller #0
[  252.648038][ T5525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  252.658193][ T5525] Call Trace:
[  252.661482][ T5525]  <TASK>
[  252.664419][ T5525]  dump_stack_lvl+0x168/0x230
[  252.669119][ T5525]  ? show_regs_print_info+0x20/0x20
[  252.674329][ T5525]  ? load_image+0x3b0/0x3b0
[  252.678857][ T5525]  sysfs_create_dir_ns+0x252/0x280
[  252.684334][ T5525]  ? __lock_acquire+0x7c60/0x7c60
[  252.689470][ T5525]  ? sysfs_warn_dup+0xa0/0xa0
[  252.694301][ T5525]  ? do_raw_spin_unlock+0x11d/0x230
[  252.699605][ T5525]  kobject_add_internal+0x662/0xd00
[  252.704955][ T5525]  kobject_init_and_add+0x122/0x190
[  252.710182][ T5525]  ? lockdep_softirqs_off+0x420/0x420
[  252.715571][ T5525]  ? kobject_add+0x210/0x210
[  252.720263][ T5525]  ? __init_swait_queue_head+0xa5/0x150
[  252.725825][ T5525]  gfs2_sys_fs_add+0x234/0x480
[  252.730593][ T5525]  ? gfs2_recover_set+0x240/0x240
[  252.735624][ T5525]  ? snprintf+0xd7/0x120
[  252.739849][ T5525]  ? __free_pages+0x95/0x1a0
[  252.744628][ T5525]  ? vscnprintf+0x80/0x80
[  252.748975][ T5525]  gfs2_fill_super+0x128d/0x1f50
[  252.753954][ T5525]  ? gfs2_reconfigure+0xcd0/0xcd0
[  252.759181][ T5525]  ? preempt_count_add+0x8d/0x190
[  252.764214][ T5525]  ? sb_set_blocksize+0xa5/0xe0
[  252.769126][ T5525]  get_tree_bdev+0x3f1/0x610
[  252.773899][ T5525]  ? gfs2_reconfigure+0xcd0/0xcd0
[  252.778977][ T5525]  gfs2_get_tree+0x4d/0x1e0
[  252.783506][ T5525]  vfs_get_tree+0x88/0x270
[  252.788024][ T5525]  do_new_mount+0x24a/0xa40
[  252.792523][ T5525]  __se_sys_mount+0x2d6/0x3c0
[  252.797201][ T5525]  ? __x64_sys_mount+0xc0/0xc0
[  252.802065][ T5525]  ? lockdep_hardirqs_on+0x94/0x140
[  252.807409][ T5525]  ? __x64_sys_mount+0x1c/0xc0
[  252.812270][ T5525]  do_syscall_64+0x4c/0xa0
[  252.816674][ T5525]  ? clear_bhb_loop+0x30/0x80
[  252.821357][ T5525]  ? clear_bhb_loop+0x30/0x80
[  252.826131][ T5525]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  252.832016][ T5525] RIP: 0033:0x7f0e1d6216ba
[  252.836416][ T5525] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  252.859497][ T5525] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  252.869198][ T5525] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  252.878400][ T5525] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  252.886373][ T5525] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  252.894348][ T5525] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  252.902463][ T5525] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  252.910460][ T5525]  </TASK>
[  252.913949][ T5525] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  252.928169][ T5525] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  253.218065][ T5527] loop1: detected capacity change from 0 to 32768
[  253.271452][ T5527] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  253.279767][ T5527] CPU: 1 PID: 5527 Comm: syz.1.224 Not tainted syzkaller #0
[  253.287114][ T5527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  253.297184][ T5527] Call Trace:
[  253.300469][ T5527]  <TASK>
[  253.303402][ T5527]  dump_stack_lvl+0x168/0x230
[  253.308193][ T5527]  ? show_regs_print_info+0x20/0x20
[  253.313553][ T5527]  ? load_image+0x3b0/0x3b0
[  253.318476][ T5527]  sysfs_create_dir_ns+0x252/0x280
[  253.323952][ T5527]  ? __lock_acquire+0x7c60/0x7c60
[  253.329085][ T5527]  ? sysfs_warn_dup+0xa0/0xa0
[  253.333921][ T5527]  ? do_raw_spin_unlock+0x11d/0x230
[  253.339499][ T5527]  kobject_add_internal+0x662/0xd00
[  253.344727][ T5527]  kobject_init_and_add+0x122/0x190
[  253.350117][ T5527]  ? lockdep_softirqs_off+0x420/0x420
[  253.355484][ T5527]  ? kobject_add+0x210/0x210
[  253.360721][ T5527]  ? __init_swait_queue_head+0xa5/0x150
[  253.366406][ T5527]  gfs2_sys_fs_add+0x234/0x480
[  253.371184][ T5527]  ? gfs2_recover_set+0x240/0x240
[  253.377157][ T5527]  ? snprintf+0xd7/0x120
[  253.381485][ T5527]  ? __free_pages+0x95/0x1a0
[  253.386298][ T5527]  ? vscnprintf+0x80/0x80
[  253.390730][ T5527]  gfs2_fill_super+0x128d/0x1f50
[  253.396030][ T5527]  ? gfs2_reconfigure+0xcd0/0xcd0
[  253.401908][ T5527]  ? preempt_count_add+0x8d/0x190
[  253.407139][ T5527]  ? sb_set_blocksize+0xa5/0xe0
[  253.412003][ T5527]  get_tree_bdev+0x3f1/0x610
[  253.416627][ T5527]  ? gfs2_reconfigure+0xcd0/0xcd0
[  253.421651][ T5527]  gfs2_get_tree+0x4d/0x1e0
[  253.426141][ T5527]  vfs_get_tree+0x88/0x270
[  253.430564][ T5527]  do_new_mount+0x24a/0xa40
[  253.435095][ T5527]  __se_sys_mount+0x2d6/0x3c0
[  253.439782][ T5527]  ? __x64_sys_mount+0xc0/0xc0
[  253.444556][ T5527]  ? lockdep_hardirqs_on+0x94/0x140
[  253.449756][ T5527]  ? __x64_sys_mount+0x1c/0xc0
[  253.454694][ T5527]  do_syscall_64+0x4c/0xa0
[  253.459206][ T5527]  ? clear_bhb_loop+0x30/0x80
[  253.463872][ T5527]  ? clear_bhb_loop+0x30/0x80
[  253.468543][ T5527]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  253.474659][ T5527] RIP: 0033:0x7f0e1d6216ba
[  253.479066][ T5527] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  253.498856][ T5527] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  253.507458][ T5527] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  253.515618][ T5527] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  253.523577][ T5527] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  253.531625][ T5527] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  253.539596][ T5527] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  253.548224][ T5527]  </TASK>
[  253.552163][ T5527] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  253.566105][ T5527] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
2025/09/13 09:18:15 executed programs: 212
[  253.890429][ T5529] loop1: detected capacity change from 0 to 32768
[  253.931557][ T5529] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  253.939673][ T5529] CPU: 1 PID: 5529 Comm: syz.1.225 Not tainted syzkaller #0
[  253.946981][ T5529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  253.957042][ T5529] Call Trace:
[  253.960344][ T5529]  <TASK>
[  253.963277][ T5529]  dump_stack_lvl+0x168/0x230
[  253.967968][ T5529]  ? show_regs_print_info+0x20/0x20
[  253.973274][ T5529]  ? load_image+0x3b0/0x3b0
[  253.977798][ T5529]  sysfs_create_dir_ns+0x252/0x280
[  253.983020][ T5529]  ? __lock_acquire+0x7c60/0x7c60
[  253.988054][ T5529]  ? sysfs_warn_dup+0xa0/0xa0
[  253.992744][ T5529]  ? do_raw_spin_unlock+0x11d/0x230
[  253.997951][ T5529]  kobject_add_internal+0x662/0xd00
[  254.003263][ T5529]  kobject_init_and_add+0x122/0x190
[  254.008467][ T5529]  ? lockdep_softirqs_off+0x420/0x420
[  254.013839][ T5529]  ? kobject_add+0x210/0x210
[  254.018416][ T5529]  ? __init_swait_queue_head+0xa5/0x150
[  254.024059][ T5529]  gfs2_sys_fs_add+0x234/0x480
[  254.028905][ T5529]  ? gfs2_recover_set+0x240/0x240
[  254.033929][ T5529]  ? snprintf+0xd7/0x120
[  254.038233][ T5529]  ? __free_pages+0x95/0x1a0
[  254.042819][ T5529]  ? vscnprintf+0x80/0x80
[  254.047188][ T5529]  gfs2_fill_super+0x128d/0x1f50
[  254.052180][ T5529]  ? gfs2_reconfigure+0xcd0/0xcd0
[  254.057322][ T5529]  ? preempt_count_add+0x8d/0x190
[  254.062342][ T5529]  ? sb_set_blocksize+0xa5/0xe0
[  254.067184][ T5529]  get_tree_bdev+0x3f1/0x610
[  254.071790][ T5529]  ? gfs2_reconfigure+0xcd0/0xcd0
[  254.076922][ T5529]  gfs2_get_tree+0x4d/0x1e0
[  254.081441][ T5529]  vfs_get_tree+0x88/0x270
[  254.085986][ T5529]  do_new_mount+0x24a/0xa40
[  254.090583][ T5529]  __se_sys_mount+0x2d6/0x3c0
[  254.095612][ T5529]  ? __x64_sys_mount+0xc0/0xc0
[  254.100385][ T5529]  ? lockdep_hardirqs_on+0x94/0x140
[  254.105574][ T5529]  ? __x64_sys_mount+0x1c/0xc0
[  254.110372][ T5529]  do_syscall_64+0x4c/0xa0
[  254.114776][ T5529]  ? clear_bhb_loop+0x30/0x80
[  254.119460][ T5529]  ? clear_bhb_loop+0x30/0x80
[  254.124120][ T5529]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  254.130026][ T5529] RIP: 0033:0x7f0e1d6216ba
[  254.134491][ T5529] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  254.154100][ T5529] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  254.162507][ T5529] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  254.170478][ T5529] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  254.178435][ T5529] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  254.186396][ T5529] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  254.194355][ T5529] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  254.202317][ T5529]  </TASK>
[  254.206144][ T5529] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  254.220107][ T5529] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  254.526345][ T5531] loop1: detected capacity change from 0 to 32768
[  254.626107][ T5531] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  254.634262][ T5531] CPU: 0 PID: 5531 Comm: syz.1.226 Not tainted syzkaller #0
[  254.641612][ T5531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  254.651714][ T5531] Call Trace:
[  254.655006][ T5531]  <TASK>
[  254.657945][ T5531]  dump_stack_lvl+0x168/0x230
[  254.662633][ T5531]  ? show_regs_print_info+0x20/0x20
[  254.667842][ T5531]  ? load_image+0x3b0/0x3b0
[  254.672387][ T5531]  sysfs_create_dir_ns+0x252/0x280
[  254.677503][ T5531]  ? __lock_acquire+0x7c60/0x7c60
[  254.682515][ T5531]  ? sysfs_warn_dup+0xa0/0xa0
[  254.687189][ T5531]  ? do_raw_spin_unlock+0x11d/0x230
[  254.692367][ T5531]  kobject_add_internal+0x662/0xd00
[  254.697554][ T5531]  kobject_init_and_add+0x122/0x190
[  254.702842][ T5531]  ? lockdep_softirqs_off+0x420/0x420
[  254.708224][ T5531]  ? kobject_add+0x210/0x210
[  254.712901][ T5531]  ? __init_swait_queue_head+0xa5/0x150
[  254.718435][ T5531]  gfs2_sys_fs_add+0x234/0x480
[  254.723274][ T5531]  ? gfs2_recover_set+0x240/0x240
[  254.728397][ T5531]  ? snprintf+0xd7/0x120
[  254.732659][ T5531]  ? __free_pages+0x95/0x1a0
[  254.737370][ T5531]  ? vscnprintf+0x80/0x80
[  254.741723][ T5531]  gfs2_fill_super+0x128d/0x1f50
[  254.746656][ T5531]  ? gfs2_reconfigure+0xcd0/0xcd0
[  254.751683][ T5531]  ? preempt_count_add+0x8d/0x190
[  254.756713][ T5531]  ? sb_set_blocksize+0xa5/0xe0
[  254.761669][ T5531]  get_tree_bdev+0x3f1/0x610
[  254.766269][ T5531]  ? gfs2_reconfigure+0xcd0/0xcd0
[  254.771399][ T5531]  gfs2_get_tree+0x4d/0x1e0
[  254.775995][ T5531]  vfs_get_tree+0x88/0x270
[  254.780493][ T5531]  do_new_mount+0x24a/0xa40
[  254.785532][ T5531]  __se_sys_mount+0x2d6/0x3c0
[  254.790327][ T5531]  ? __x64_sys_mount+0xc0/0xc0
[  254.795088][ T5531]  ? lockdep_hardirqs_on+0x94/0x140
[  254.800292][ T5531]  ? __x64_sys_mount+0x1c/0xc0
[  254.805088][ T5531]  do_syscall_64+0x4c/0xa0
[  254.809482][ T5531]  ? clear_bhb_loop+0x30/0x80
[  254.814167][ T5531]  ? clear_bhb_loop+0x30/0x80
[  254.818854][ T5531]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  254.824765][ T5531] RIP: 0033:0x7f0e1d6216ba
[  254.829166][ T5531] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  254.848813][ T5531] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  254.857348][ T5531] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  254.865623][ T5531] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  254.873600][ T5531] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  254.881622][ T5531] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  254.889769][ T5531] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  254.897748][ T5531]  </TASK>
[  254.906718][ T5531] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  254.920686][ T5531] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  255.236961][ T5533] loop1: detected capacity change from 0 to 32768
[  255.248390][ T5533] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  255.256638][ T5533] CPU: 0 PID: 5533 Comm: syz.1.227 Not tainted syzkaller #0
[  255.263933][ T5533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  255.273997][ T5533] Call Trace:
[  255.277312][ T5533]  <TASK>
[  255.280247][ T5533]  dump_stack_lvl+0x168/0x230
[  255.284940][ T5533]  ? show_regs_print_info+0x20/0x20
[  255.290169][ T5533]  ? load_image+0x3b0/0x3b0
[  255.294665][ T5533]  sysfs_create_dir_ns+0x252/0x280
[  255.299760][ T5533]  ? __lock_acquire+0x7c60/0x7c60
[  255.304791][ T5533]  ? sysfs_warn_dup+0xa0/0xa0
[  255.309534][ T5533]  ? do_raw_spin_unlock+0x11d/0x230
[  255.314727][ T5533]  kobject_add_internal+0x662/0xd00
[  255.319927][ T5533]  kobject_init_and_add+0x122/0x190
[  255.325104][ T5533]  ? lockdep_softirqs_off+0x420/0x420
[  255.330456][ T5533]  ? kobject_add+0x210/0x210
[  255.335024][ T5533]  ? __init_swait_queue_head+0xa5/0x150
[  255.340553][ T5533]  gfs2_sys_fs_add+0x234/0x480
[  255.345396][ T5533]  ? gfs2_recover_set+0x240/0x240
[  255.350483][ T5533]  ? snprintf+0xd7/0x120
[  255.354705][ T5533]  ? __free_pages+0x95/0x1a0
[  255.359275][ T5533]  ? vscnprintf+0x80/0x80
[  255.363589][ T5533]  gfs2_fill_super+0x128d/0x1f50
[  255.368513][ T5533]  ? gfs2_reconfigure+0xcd0/0xcd0
[  255.373549][ T5533]  ? preempt_count_add+0x8d/0x190
[  255.378576][ T5533]  ? sb_set_blocksize+0xa5/0xe0
[  255.383420][ T5533]  get_tree_bdev+0x3f1/0x610
[  255.388129][ T5533]  ? gfs2_reconfigure+0xcd0/0xcd0
[  255.393139][ T5533]  gfs2_get_tree+0x4d/0x1e0
[  255.397729][ T5533]  vfs_get_tree+0x88/0x270
[  255.402126][ T5533]  do_new_mount+0x24a/0xa40
[  255.406614][ T5533]  __se_sys_mount+0x2d6/0x3c0
[  255.411299][ T5533]  ? __x64_sys_mount+0xc0/0xc0
[  255.416053][ T5533]  ? lockdep_hardirqs_on+0x94/0x140
[  255.421264][ T5533]  ? __x64_sys_mount+0x1c/0xc0
[  255.426018][ T5533]  do_syscall_64+0x4c/0xa0
[  255.430414][ T5533]  ? clear_bhb_loop+0x30/0x80
[  255.435080][ T5533]  ? clear_bhb_loop+0x30/0x80
[  255.439746][ T5533]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  255.445626][ T5533] RIP: 0033:0x7f0e1d6216ba
[  255.450032][ T5533] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  255.469905][ T5533] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  255.478300][ T5533] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  255.486262][ T5533] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  255.494221][ T5533] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  255.502191][ T5533] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  255.510145][ T5533] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  255.518141][ T5533]  </TASK>
[  255.523234][ T5533] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  255.537106][ T5533] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  255.574625][ T1420] ieee802154 phy0 wpan0: encryption failed: -22
[  255.580906][ T1420] ieee802154 phy1 wpan1: encryption failed: -22
[  255.855876][ T5535] loop1: detected capacity change from 0 to 32768
[  255.866239][ T5535] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum'
[  255.876807][ T5535] CPU: 0 PID: 5535 Comm: syz.1.228 Not tainted syzkaller #0
[  255.884298][ T5535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  255.894398][ T5535] Call Trace:
[  255.897731][ T5535]  <TASK>
[  255.900668][ T5535]  dump_stack_lvl+0x168/0x230
[  255.905359][ T5535]  ? show_regs_print_info+0x20/0x20
[  255.910653][ T5535]  ? load_image+0x3b0/0x3b0
[  255.915219][ T5535]  sysfs_create_dir_ns+0x252/0x280
[  255.920401][ T5535]  ? __lock_acquire+0x7c60/0x7c60
[  255.925497][ T5535]  ? sysfs_warn_dup+0xa0/0xa0
[  255.930186][ T5535]  ? do_raw_spin_unlock+0x11d/0x230
[  255.935396][ T5535]  kobject_add_internal+0x662/0xd00
[  255.940595][ T5535]  kobject_init_and_add+0x122/0x190
[  255.945772][ T5535]  ? lockdep_softirqs_off+0x420/0x420
[  255.951156][ T5535]  ? kobject_add+0x210/0x210
[  255.955732][ T5535]  ? __init_swait_queue_head+0xa5/0x150
[  255.961272][ T5535]  gfs2_sys_fs_add+0x234/0x480
[  255.966045][ T5535]  ? gfs2_recover_set+0x240/0x240
[  255.971094][ T5535]  ? snprintf+0xd7/0x120
[  255.975320][ T5535]  ? __free_pages+0x95/0x1a0
[  255.979925][ T5535]  ? vscnprintf+0x80/0x80
[  255.984252][ T5535]  gfs2_fill_super+0x128d/0x1f50
[  255.989358][ T5535]  ? gfs2_reconfigure+0xcd0/0xcd0
[  255.994414][ T5535]  ? preempt_count_add+0x8d/0x190
[  255.999506][ T5535]  ? sb_set_blocksize+0xa5/0xe0
[  256.004432][ T5535]  get_tree_bdev+0x3f1/0x610
[  256.009008][ T5535]  ? gfs2_reconfigure+0xcd0/0xcd0
[  256.014032][ T5535]  gfs2_get_tree+0x4d/0x1e0
[  256.018544][ T5535]  vfs_get_tree+0x88/0x270
[  256.022953][ T5535]  do_new_mount+0x24a/0xa40
[  256.027540][ T5535]  __se_sys_mount+0x2d6/0x3c0
[  256.032196][ T5535]  ? __x64_sys_mount+0xc0/0xc0
[  256.036939][ T5535]  ? lockdep_hardirqs_on+0x94/0x140
[  256.042168][ T5535]  ? __x64_sys_mount+0x1c/0xc0
[  256.046922][ T5535]  do_syscall_64+0x4c/0xa0
[  256.051435][ T5535]  ? clear_bhb_loop+0x30/0x80
[  256.056463][ T5535]  ? clear_bhb_loop+0x30/0x80
[  256.061136][ T5535]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  256.067110][ T5535] RIP: 0033:0x7f0e1d6216ba
[  256.071523][ T5535] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  256.091151][ T5535] RSP: 002b:00007f0e1c89de88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  256.099846][ T5535] RAX: ffffffffffffffda RBX: 00007f0e1c89df10 RCX: 00007f0e1d6216ba
[  256.107813][ T5535] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f0e1c89ded0
[  256.115794][ T5535] RBP: 0000000020000000 R08: 00007f0e1c89df10 R09: 0000000000008c1b
[  256.123758][ T5535] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100
[  256.131704][ T5535] R13: 00007f0e1c89ded0 R14: 000000000001272b R15: 0000000020000240
[  256.139662][ T5535]  </TASK>
[  256.148400][ T5535] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory.
[  256.162808][ T5535] gfs2: fsid=statfs_quantum: error -17 adding sysfs files
[  256.202590][   T27] INFO: task syz-executor:4799 blocked for more than 143 seconds.
[  256.210914][   T27]       Not tainted syzkaller #0
[  256.217825][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  256.226662][   T27] task:syz-executor    state:D stack:21984 pid: 4799 ppid:     1 flags:0x00004004
[  256.235919][   T27] Call Trace:
[  256.239276][   T27]  <TASK>
[  256.242194][   T27]  __schedule+0x11bb/0x4390
[  256.246745][   T27]  ? _raw_spin_lock_irqsave+0x7f/0xf0
[  256.252134][   T27]  ? _raw_spin_unlock_irqrestore+0x82/0x100
[  256.258308][   T27]  ? _raw_spin_unlock_irqrestore+0xaa/0x100
[  256.264650][   T27]  ? _raw_spin_unlock+0x40/0x40
[  256.269525][   T27]  ? rcu_is_watching+0x11/0xa0
[  256.274394][   T27]  ? release_firmware_map_entry+0x190/0x190
[  256.280299][   T27]  schedule+0x11b/0x1e0
[  256.284605][   T27]  schedule_timeout+0x15c/0x280
[  256.289650][   T27]  ? console_conditional_schedule+0x40/0x40
[  256.295591][   T27]  ? update_process_times+0x200/0x200
[  256.300990][   T27]  ? prepare_to_wait_event+0x42c/0x460
[  256.306545][   T27]  gfs2_gl_hash_clear+0x1a4/0x2f0
[  256.311573][   T27]  ? thaw_glock+0x150/0x150
[  256.316098][   T27]  ? gfs2_jindex_free+0x39b/0x400
[  256.321136][   T27]  ? init_wait_entry+0xd0/0xd0
[  256.325970][   T27]  ? gfs2_setbit+0x5a0/0x5a0
[  256.330566][   T27]  gfs2_put_super+0x769/0x7d0
[  256.335270][   T27]  ? gfs2_evict_inode+0x11f0/0x11f0
[  256.340473][   T27]  generic_shutdown_super+0x130/0x300
[  256.345962][   T27]  kill_block_super+0x7c/0xe0
[  256.350657][   T27]  deactivate_locked_super+0x93/0xf0
[  256.356900][   T27]  cleanup_mnt+0x418/0x4d0
[  256.361756][   T27]  ? lockdep_hardirqs_on+0x94/0x140
[  256.367148][   T27]  task_work_run+0x125/0x1a0
[  256.371885][   T27]  exit_to_user_mode_loop+0x10f/0x130
[  256.377497][   T27]  exit_to_user_mode_prepare+0xee/0x180
[  256.383192][   T27]  syscall_exit_to_user_mode+0x16/0x40
[  256.388786][   T27]  do_syscall_64+0x58/0xa0
[  256.393342][   T27]  ? clear_bhb_loop+0x30/0x80
[  256.398028][   T27]  ? clear_bhb_loop+0x30/0x80
[  256.402785][   T27]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  256.408677][   T27] RIP: 0033:0x7f6c0f720247
[  256.413135][   T27] RSP: 002b:00007ffccbfcef98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  256.421557][   T27] RAX: 0000000000000000 RBX: 00007f6c0f792824 RCX: 00007f6c0f720247
[  256.429626][   T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffccbfcf050
[  256.437624][   T27] RBP: 00007ffccbfcf050 R08: 0000000000000000 R09: 0000000000000000
[  256.445691][   T27] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffccbfd00d0
[  256.453687][   T27] R13: 00007f6c0f792824 R14: 0000000000017e36 R15: 00007ffccbfd0110
[  256.461822][   T27]  </TASK>
[  256.465008][   T27] 
[  256.465008][   T27] Showing all locks held in the system:
[  256.472808][   T27] 4 locks held by kworker/0:1/13:
[  256.477826][   T27]  #0: ffff8880b903a358 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140
[  256.487851][   T27]  #1: ffff8880b9027888 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x495/0x810
[  256.499312][   T27]  #2: ffffffff8c11c660 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30
[  256.508860][   T27]  #3: ffff8880233b18e0 (&nsim_trap_data->trap_lock){+.+.}-{2:2}, at: nsim_dev_trap_report_work+0x1af/0xb40
[  256.520446][   T27] 1 lock held by khungtaskd/27:
[  256.525365][   T27]  #0: ffffffff8c11c660 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[  256.534770][   T27] 1 lock held by klogd/3550:
[  256.539362][   T27]  #0: ffff8880b903a358 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140
[  256.549307][   T27] 2 locks held by getty/3946:
[  256.554005][   T27]  #0: ffff88802bfc0098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[  256.564057][   T27]  #1: ffffc900026562e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x5ba/0x1a30
[  256.574225][   T27] 1 lock held by syz-executor/4799:
[  256.579429][   T27]  #0: ffff8880193fa0e0 (&type->s_umount_key#52){++++}-{3:3}, at: deactivate_super+0xa0/0xd0
[  256.589750][   T27] 1 lock held by syz.1.228/5535:
[  256.594709][   T27]  #0: ffff888147931468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xaa/0xb90
[  256.604017][   T27] 
[  256.606520][   T27] =============================================
[  256.606520][   T27] 
[  256.614981][   T27] NMI backtrace for cpu 1
[  256.619317][   T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[  256.626645][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  256.636712][   T27] Call Trace:
[  256.639990][   T27]  <TASK>
[  256.642915][   T27]  dump_stack_lvl+0x168/0x230
[  256.647598][   T27]  ? show_regs_print_info+0x20/0x20
[  256.652802][   T27]  ? load_image+0x3b0/0x3b0
[  256.657358][   T27]  ? nmi_cpu_backtrace+0x1b6/0x3d0
[  256.662482][   T27]  nmi_cpu_backtrace+0x397/0x3d0
[  256.667424][   T27]  ? nmi_trigger_cpumask_backtrace+0x280/0x280
[  256.673589][   T27]  ? _printk+0xcc/0x110
[  256.677864][   T27]  ? load_image+0x3b0/0x3b0
[  256.682384][   T27]  ? load_image+0x3b0/0x3b0
[  256.686905][   T27]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  256.692989][   T27]  nmi_trigger_cpumask_backtrace+0x163/0x280
[  256.698984][   T27]  watchdog+0xe0f/0xe50
[  256.703182][   T27]  kthread+0x436/0x520
[  256.707259][   T27]  ? hungtask_pm_notify+0x40/0x40
[  256.712286][   T27]  ? kthread_blkcg+0xd0/0xd0
[  256.716977][   T27]  ret_from_fork+0x1f/0x30
[  256.721624][   T27]  </TASK>
[  256.724969][   T27] Sending NMI from CPU 1 to CPUs 0:
[  256.730189][    C0] NMI backtrace for cpu 0
[  256.730199][    C0] CPU: 0 PID: 5081 Comm: udevd Not tainted syzkaller #0
[  256.730227][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  256.730237][    C0] RIP: 0010:mark_lock+0x1/0x320
[  256.730258][    C0] Code: c1 7c 90 48 c7 c7 88 c5 69 8d e8 6a 84 5f 00 4c 89 f7 41 89 d9 e9 79 ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 <41> 57 41 56 41 55 41 54 53 50 89 d5 49 89 f6 48 89 fb 49 bd 00 00
[  256.730272][    C0] RSP: 0018:ffffc9000300f3f0 EFLAGS: 00000046
[  256.730286][    C0] RAX: 000000000004007a RBX: 0000000000000001 RCX: 0000000000000000
[  256.730296][    C0] RDX: 0000000000000002 RSI: ffff88807491a8d8 RDI: ffff888074919dc0
[  256.730306][    C0] RBP: ffffc9000300f650 R08: dffffc0000000000 R09: fffffbfff1ff7819
[  256.730317][    C0] R10: fffffbfff1ff7819 R11: 1ffffffff1ff7818 R12: ffff88807491a8f8
[  256.730328][    C0] R13: ffff888074919dc0 R14: ffffffff8f944ff8 R15: ffff88807491a8d8
[  256.730339][    C0] FS:  00007fd4f32ca880(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
[  256.730352][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  256.730362][    C0] CR2: 000055555baa0808 CR3: 000000007d5d4000 CR4: 00000000003506f0
[  256.730375][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  256.730384][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  256.730394][    C0] Call Trace:
[  256.730399][    C0]  <TASK>
[  256.730404][    C0]  __lock_acquire+0xcef/0x7c60
[  256.730422][    C0]  ? verify_lock_unused+0x140/0x140
[  256.730443][    C0]  ? stack_trace_save+0xe0/0xe0
[  256.730458][    C0]  ? mark_lock+0x94/0x320
[  256.730474][    C0]  ? verify_lock_unused+0x140/0x140
[  256.730492][    C0]  ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[  256.730510][    C0]  ? lock_chain_count+0x20/0x20
[  256.730529][    C0]  lock_acquire+0x197/0x3f0
[  256.730545][    C0]  ? lockref_get_not_dead+0x22/0xb0
[  256.730560][    C0]  ? terminate_walk+0x540/0x540
[  256.730577][    C0]  ? read_lock_is_recursive+0x10/0x10
[  256.730593][    C0]  ? memcpy+0x3c/0x60
[  256.730609][    C0]  ? step_into+0x373/0xd00
[  256.730625][    C0]  _raw_spin_lock+0x2a/0x40
[  256.730642][    C0]  ? lockref_get_not_dead+0x22/0xb0
[  256.730654][    C0]  lockref_get_not_dead+0x22/0xb0
[  256.730667][    C0]  try_to_unlazy+0x149/0x6d0
[  256.730685][    C0]  link_path_walk+0x294/0xd40
[  256.730705][    C0]  ? handle_lookup_down+0x130/0x130
[  256.730719][    C0]  ? percpu_counter_add_batch+0x13b/0x160
[  256.730740][    C0]  path_openat+0x27d/0x2f30
[  256.730760][    C0]  ? __kasan_slab_alloc+0xb3/0xd0
[  256.730774][    C0]  ? __kasan_slab_alloc+0x9c/0xd0
[  256.730787][    C0]  ? slab_post_alloc_hook+0x4c/0x380
[  256.730800][    C0]  ? verify_lock_unused+0x140/0x140
[  256.730815][    C0]  ? __x64_sys_openat+0x135/0x160
[  256.730834][    C0]  ? do_filp_open+0x3e0/0x3e0
[  256.730854][    C0]  do_filp_open+0x1b3/0x3e0
[  256.730868][    C0]  ? vfs_tmpfile+0x300/0x300
[  256.730888][    C0]  ? _raw_spin_unlock+0x24/0x40
[  256.730903][    C0]  ? alloc_fd+0x598/0x630
[  256.730921][    C0]  do_sys_openat2+0x142/0x4a0
[  256.730936][    C0]  ? __lock_acquire+0x7c60/0x7c60
[  256.730952][    C0]  ? do_sys_open+0xe0/0xe0
[  256.730967][    C0]  ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[  256.730985][    C0]  ? lock_chain_count+0x20/0x20
[  256.731000][    C0]  ? vtime_user_exit+0x2dc/0x400
[  256.731015][    C0]  __x64_sys_openat+0x135/0x160
[  256.731033][    C0]  do_syscall_64+0x4c/0xa0
[  256.731046][    C0]  ? clear_bhb_loop+0x30/0x80
[  256.731059][    C0]  ? clear_bhb_loop+0x30/0x80
[  256.731073][    C0]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  256.731087][    C0] RIP: 0033:0x7fd4f33b8407
[  256.731099][    C0] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[  256.731111][    C0] RSP: 002b:00007ffe0b4049e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
[  256.731125][    C0] RAX: ffffffffffffffda RBX: 00007fd4f32ca880 RCX: 00007fd4f33b8407
[  256.731136][    C0] RDX: 0000000000080000 RSI: 00005583638e7630 RDI: ffffffffffffff9c
[  256.731146][    C0] RBP: 00005583638e7630 R08: 0000000000000000 R09: 0000000000000000
[  256.731155][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[  256.731164][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000009
[  256.731177][    C0]  </TASK>
[  256.735525][   T27] Kernel panic - not syncing: hung_task: blocked tasks
[  257.159015][   T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[  257.166194][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  257.176232][   T27] Call Trace:
[  257.179497][   T27]  <TASK>
[  257.182506][   T27]  dump_stack_lvl+0x168/0x230
[  257.187174][   T27]  ? show_regs_print_info+0x20/0x20
[  257.192356][   T27]  ? load_image+0x3b0/0x3b0
[  257.196863][   T27]  panic+0x2c9/0x7f0
[  257.200743][   T27]  ? schedule_preempt_disabled+0x20/0x20
[  257.206360][   T27]  ? bpf_jit_dump+0xd0/0xd0
[  257.210851][   T27]  ? nmi_trigger_cpumask_backtrace+0x260/0x280
[  257.217097][   T27]  watchdog+0xe4e/0xe50
[  257.221243][   T27]  kthread+0x436/0x520
[  257.225308][   T27]  ? hungtask_pm_notify+0x40/0x40
[  257.230404][   T27]  ? kthread_blkcg+0xd0/0xd0
[  257.235043][   T27]  ret_from_fork+0x1f/0x30
[  257.239466][   T27]  </TASK>
[  257.242675][   T27] Kernel Offset: disabled
[  257.247094][   T27] Rebooting in 86400 seconds..