end_current_label_crit_section+0x170/0x170
[  274.178635][ T6400]  ? gfs2_reconfigure+0xb10/0xb10
[  274.183677][ T6400]  ? setup_bdev_super+0x660/0x660
[  274.188722][ T6400]  gfs2_get_tree+0x51/0x1e0
[  274.193247][ T6400]  vfs_get_tree+0x8c/0x280
[  274.197681][ T6400]  do_new_mount+0x24b/0xa40
[  274.202223][ T6400]  __se_sys_mount+0x2da/0x3c0
[  274.206918][ T6400]  ? __x64_sys_mount+0xc0/0xc0
[  274.211699][ T6400]  ? lockdep_hardirqs_on+0x98/0x150
[  274.216909][ T6400]  ? __x64_sys_mount+0x20/0xc0
[  274.221713][ T6400]  do_syscall_64+0x55/0xb0
[  274.226139][ T6400]  ? clear_bhb_loop+0x40/0x90
[  274.230834][ T6400]  ? clear_bhb_loop+0x40/0x90
[  274.235526][ T6400]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  274.241432][ T6400] RIP: 0033:0x7ffab2b90eea
[  274.245859][ T6400] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  274.265507][ T6400] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  274.274023][ T6400] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  274.282009][ T6400] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  274.290166][ T6400] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  274.298150][ T6400] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  274.306147][ T6400] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  274.314146][ T6400]  </TASK>
[  274.320548][ T6400] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  274.334663][ T6400] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 02:47:07 executed programs: 144
[  274.754819][ T6403] loop1: detected capacity change from 0 to 32768
[  274.771126][ T6403] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  274.779187][ T6403] CPU: 0 PID: 6403 Comm: syz.1.159 Not tainted syzkaller #0
[  274.786529][ T6403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  274.796628][ T6403] Call Trace:
[  274.799954][ T6403]  <TASK>
[  274.802935][ T6403]  dump_stack_lvl+0x16c/0x230
[  274.807771][ T6403]  ? show_regs_print_info+0x20/0x20
[  274.813105][ T6403]  ? load_image+0x3b0/0x3b0
[  274.817677][ T6403]  sysfs_create_dir_ns+0x256/0x280
[  274.822838][ T6403]  ? sysfs_warn_dup+0xa0/0xa0
[  274.827660][ T6403]  ? do_raw_spin_unlock+0x121/0x230
[  274.832910][ T6403]  kobject_add_internal+0x6b8/0xc70
[  274.838174][ T6403]  kobject_init_and_add+0x126/0x190
[  274.843413][ T6403]  ? lockdep_softirqs_off+0x430/0x430
[  274.848807][ T6403]  ? kobject_add+0x220/0x220
[  274.853415][ T6403]  ? __init_swait_queue_head+0xa9/0x150
[  274.858984][ T6403]  gfs2_sys_fs_add+0x238/0x470
[  274.863761][ T6403]  ? gfs2_recover_set+0x250/0x250
[  274.868893][ T6403]  ? apply_workqueue_attrs+0x180/0x180
[  274.874375][ T6403]  gfs2_fill_super+0x1323/0x1f80
[  274.879338][ T6403]  ? gfs2_reconfigure+0xb10/0xb10
[  274.884387][ T6403]  ? setup_bdev_super+0x56b/0x660
[  274.889429][ T6403]  get_tree_bdev+0x3e4/0x510
[  274.894030][ T6403]  ? end_current_label_crit_section+0x170/0x170
[  274.900284][ T6403]  ? gfs2_reconfigure+0xb10/0xb10
[  274.905322][ T6403]  ? setup_bdev_super+0x660/0x660
[  274.910371][ T6403]  gfs2_get_tree+0x51/0x1e0
[  274.914893][ T6403]  vfs_get_tree+0x8c/0x280
[  274.919332][ T6403]  do_new_mount+0x24b/0xa40
[  274.923852][ T6403]  __se_sys_mount+0x2da/0x3c0
[  274.928549][ T6403]  ? __x64_sys_mount+0xc0/0xc0
[  274.933327][ T6403]  ? lockdep_hardirqs_on+0x98/0x150
[  274.938542][ T6403]  ? __x64_sys_mount+0x20/0xc0
[  274.943319][ T6403]  do_syscall_64+0x55/0xb0
[  274.947751][ T6403]  ? clear_bhb_loop+0x40/0x90
[  274.952440][ T6403]  ? clear_bhb_loop+0x40/0x90
[  274.957132][ T6403]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  274.963035][ T6403] RIP: 0033:0x7ffab2b90eea
[  274.967484][ T6403] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  274.987197][ T6403] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  274.995628][ T6403] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  275.003609][ T6403] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  275.011592][ T6403] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  275.019574][ T6403] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  275.027562][ T6403] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  275.035572][ T6403]  </TASK>
[  275.055650][ T6403] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  275.072194][ T6403] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  275.452873][ T6406] loop1: detected capacity change from 0 to 32768
[  275.468305][ T6406] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  275.475875][ T6406] CPU: 0 PID: 6406 Comm: syz.1.160 Not tainted syzkaller #0
[  275.483208][ T6406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  275.493335][ T6406] Call Trace:
[  275.496658][ T6406]  <TASK>
[  275.499735][ T6406]  dump_stack_lvl+0x16c/0x230
[  275.504493][ T6406]  ? show_regs_print_info+0x20/0x20
[  275.509753][ T6406]  ? load_image+0x3b0/0x3b0
[  275.514405][ T6406]  sysfs_create_dir_ns+0x256/0x280
[  275.519568][ T6406]  ? sysfs_warn_dup+0xa0/0xa0
[  275.524298][ T6406]  ? do_raw_spin_unlock+0x121/0x230
[  275.529553][ T6406]  kobject_add_internal+0x6b8/0xc70
[  275.534979][ T6406]  kobject_init_and_add+0x126/0x190
[  275.540196][ T6406]  ? lockdep_softirqs_off+0x430/0x430
[  275.545582][ T6406]  ? kobject_add+0x220/0x220
[  275.550191][ T6406]  ? __init_swait_queue_head+0xa9/0x150
[  275.555750][ T6406]  gfs2_sys_fs_add+0x238/0x470
[  275.560530][ T6406]  ? gfs2_recover_set+0x250/0x250
[  275.565571][ T6406]  ? apply_workqueue_attrs+0x180/0x180
[  275.571048][ T6406]  gfs2_fill_super+0x1323/0x1f80
[  275.576011][ T6406]  ? gfs2_reconfigure+0xb10/0xb10
[  275.581062][ T6406]  ? setup_bdev_super+0x56b/0x660
[  275.586098][ T6406]  get_tree_bdev+0x3e4/0x510
[  275.590864][ T6406]  ? end_current_label_crit_section+0x170/0x170
[  275.597153][ T6406]  ? gfs2_reconfigure+0xb10/0xb10
[  275.602213][ T6406]  ? setup_bdev_super+0x660/0x660
[  275.607258][ T6406]  gfs2_get_tree+0x51/0x1e0
[  275.611780][ T6406]  vfs_get_tree+0x8c/0x280
[  275.616213][ T6406]  do_new_mount+0x24b/0xa40
[  275.620736][ T6406]  __se_sys_mount+0x2da/0x3c0
[  275.625435][ T6406]  ? __x64_sys_mount+0xc0/0xc0
[  275.630217][ T6406]  ? lockdep_hardirqs_on+0x98/0x150
[  275.635432][ T6406]  ? __x64_sys_mount+0x20/0xc0
[  275.640213][ T6406]  do_syscall_64+0x55/0xb0
[  275.644637][ T6406]  ? clear_bhb_loop+0x40/0x90
[  275.649334][ T6406]  ? clear_bhb_loop+0x40/0x90
[  275.654069][ T6406]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  275.659979][ T6406] RIP: 0033:0x7ffab2b90eea
[  275.664408][ T6406] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  275.684036][ T6406] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  275.692475][ T6406] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  275.700630][ T6406] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  275.708618][ T6406] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  275.716689][ T6406] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  275.724675][ T6406] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  275.732678][ T6406]  </TASK>
[  275.741025][ T6406] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  275.755433][ T6406] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  276.152442][ T6409] loop1: detected capacity change from 0 to 32768
[  276.161452][ T6409] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  276.172949][ T6409] CPU: 1 PID: 6409 Comm: syz.1.161 Not tainted syzkaller #0
[  276.180317][ T6409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  276.190506][ T6409] Call Trace:
[  276.193840][ T6409]  <TASK>
[  276.196924][ T6409]  dump_stack_lvl+0x16c/0x230
[  276.201671][ T6409]  ? show_regs_print_info+0x20/0x20
[  276.206934][ T6409]  ? load_image+0x3b0/0x3b0
[  276.211526][ T6409]  sysfs_create_dir_ns+0x256/0x280
[  276.216883][ T6409]  ? sysfs_warn_dup+0xa0/0xa0
[  276.221640][ T6409]  ? do_raw_spin_unlock+0x121/0x230
[  276.226891][ T6409]  kobject_add_internal+0x6b8/0xc70
[  276.232147][ T6409]  kobject_init_and_add+0x126/0x190
[  276.237395][ T6409]  ? lockdep_softirqs_off+0x430/0x430
[  276.242861][ T6409]  ? kobject_add+0x220/0x220
[  276.247510][ T6409]  ? __init_swait_queue_head+0xa9/0x150
[  276.253111][ T6409]  gfs2_sys_fs_add+0x238/0x470
[  276.257926][ T6409]  ? gfs2_recover_set+0x250/0x250
[  276.263027][ T6409]  ? apply_workqueue_attrs+0x180/0x180
[  276.268535][ T6409]  gfs2_fill_super+0x1323/0x1f80
[  276.273544][ T6409]  ? gfs2_reconfigure+0xb10/0xb10
[  276.278626][ T6409]  ? setup_bdev_super+0x56b/0x660
[  276.283691][ T6409]  get_tree_bdev+0x3e4/0x510
[  276.288317][ T6409]  ? end_current_label_crit_section+0x170/0x170
[  276.294606][ T6409]  ? gfs2_reconfigure+0xb10/0xb10
[  276.299760][ T6409]  ? setup_bdev_super+0x660/0x660
[  276.304876][ T6409]  gfs2_get_tree+0x51/0x1e0
[  276.309425][ T6409]  vfs_get_tree+0x8c/0x280
[  276.313887][ T6409]  do_new_mount+0x24b/0xa40
[  276.318480][ T6409]  __se_sys_mount+0x2da/0x3c0
[  276.323168][ T6409]  ? __x64_sys_mount+0xc0/0xc0
[  276.328036][ T6409]  ? lockdep_hardirqs_on+0x98/0x150
[  276.333234][ T6409]  ? __x64_sys_mount+0x20/0xc0
[  276.337996][ T6409]  do_syscall_64+0x55/0xb0
[  276.342429][ T6409]  ? clear_bhb_loop+0x40/0x90
[  276.347134][ T6409]  ? clear_bhb_loop+0x40/0x90
[  276.351839][ T6409]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  276.357734][ T6409] RIP: 0033:0x7ffab2b90eea
[  276.362149][ T6409] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  276.381754][ T6409] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  276.390258][ T6409] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  276.398329][ T6409] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  276.406304][ T6409] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  276.414276][ T6409] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  276.422264][ T6409] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  276.430246][ T6409]  </TASK>
[  276.437886][ T6409] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  276.452236][ T6409] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  276.872552][ T6412] loop1: detected capacity change from 0 to 32768
[  276.892200][ T6412] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  276.899761][ T6412] CPU: 1 PID: 6412 Comm: syz.1.162 Not tainted syzkaller #0
[  276.907100][ T6412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  276.917210][ T6412] Call Trace:
[  276.920535][ T6412]  <TASK>
[  276.923513][ T6412]  dump_stack_lvl+0x16c/0x230
[  276.928267][ T6412]  ? show_regs_print_info+0x20/0x20
[  276.933523][ T6412]  ? load_image+0x3b0/0x3b0
[  276.938103][ T6412]  sysfs_create_dir_ns+0x256/0x280
[  276.943271][ T6412]  ? sysfs_warn_dup+0xa0/0xa0
[  276.948003][ T6412]  ? do_raw_spin_unlock+0x121/0x230
[  276.953259][ T6412]  kobject_add_internal+0x6b8/0xc70
[  276.958524][ T6412]  kobject_init_and_add+0x126/0x190
[  276.963775][ T6412]  ? lockdep_softirqs_off+0x430/0x430
[  276.969208][ T6412]  ? kobject_add+0x220/0x220
[  276.973850][ T6412]  ? __init_swait_queue_head+0xa9/0x150
[  276.979445][ T6412]  gfs2_sys_fs_add+0x238/0x470
[  276.984262][ T6412]  ? gfs2_recover_set+0x250/0x250
[  276.989341][ T6412]  ? apply_workqueue_attrs+0x180/0x180
[  276.994865][ T6412]  gfs2_fill_super+0x1323/0x1f80
[  276.999862][ T6412]  ? gfs2_reconfigure+0xb10/0xb10
[  277.004945][ T6412]  ? setup_bdev_super+0x56b/0x660
[  277.010029][ T6412]  get_tree_bdev+0x3e4/0x510
[  277.014658][ T6412]  ? end_current_label_crit_section+0x170/0x170
[  277.020920][ T6412]  ? gfs2_reconfigure+0xb10/0xb10
[  277.026052][ T6412]  ? setup_bdev_super+0x660/0x660
[  277.031101][ T6412]  gfs2_get_tree+0x51/0x1e0
[  277.035623][ T6412]  vfs_get_tree+0x8c/0x280
[  277.040052][ T6412]  do_new_mount+0x24b/0xa40
[  277.044581][ T6412]  __se_sys_mount+0x2da/0x3c0
[  277.049274][ T6412]  ? __x64_sys_mount+0xc0/0xc0
[  277.054049][ T6412]  ? lockdep_hardirqs_on+0x98/0x150
[  277.059266][ T6412]  ? __x64_sys_mount+0x20/0xc0
[  277.064045][ T6412]  do_syscall_64+0x55/0xb0
[  277.068472][ T6412]  ? clear_bhb_loop+0x40/0x90
[  277.073164][ T6412]  ? clear_bhb_loop+0x40/0x90
[  277.077864][ T6412]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  277.083767][ T6412] RIP: 0033:0x7ffab2b90eea
[  277.088208][ T6412] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  277.107930][ T6412] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  277.116365][ T6412] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  277.124352][ T6412] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  277.132350][ T6412] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  277.140336][ T6412] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  277.148502][ T6412] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  277.156504][ T6412]  </TASK>
[  277.161441][ T6412] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  277.175600][ T6412] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  277.613373][ T6415] loop1: detected capacity change from 0 to 32768
[  277.627054][ T6415] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  277.634685][ T6415] CPU: 1 PID: 6415 Comm: syz.1.163 Not tainted syzkaller #0
[  277.642016][ T6415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  277.652188][ T6415] Call Trace:
[  277.655480][ T6415]  <TASK>
[  277.658430][ T6415]  dump_stack_lvl+0x16c/0x230
[  277.663308][ T6415]  ? show_regs_print_info+0x20/0x20
[  277.668536][ T6415]  ? load_image+0x3b0/0x3b0
[  277.673077][ T6415]  sysfs_create_dir_ns+0x256/0x280
[  277.678227][ T6415]  ? sysfs_warn_dup+0xa0/0xa0
[  277.682923][ T6415]  ? do_raw_spin_unlock+0x121/0x230
[  277.688149][ T6415]  kobject_add_internal+0x6b8/0xc70
[  277.693373][ T6415]  kobject_init_and_add+0x126/0x190
[  277.698591][ T6415]  ? lockdep_softirqs_off+0x430/0x430
[  277.703979][ T6415]  ? kobject_add+0x220/0x220
[  277.708585][ T6415]  ? __init_swait_queue_head+0xa9/0x150
[  277.714149][ T6415]  gfs2_sys_fs_add+0x238/0x470
[  277.719450][ T6415]  ? gfs2_recover_set+0x250/0x250
[  277.724532][ T6415]  ? apply_workqueue_attrs+0x180/0x180
[  277.730012][ T6415]  gfs2_fill_super+0x1323/0x1f80
[  277.735065][ T6415]  ? gfs2_reconfigure+0xb10/0xb10
[  277.740289][ T6415]  ? setup_bdev_super+0x56b/0x660
[  277.745329][ T6415]  get_tree_bdev+0x3e4/0x510
[  277.749929][ T6415]  ? end_current_label_crit_section+0x170/0x170
[  277.756204][ T6415]  ? gfs2_reconfigure+0xb10/0xb10
[  277.761239][ T6415]  ? setup_bdev_super+0x660/0x660
[  277.766277][ T6415]  gfs2_get_tree+0x51/0x1e0
[  277.770794][ T6415]  vfs_get_tree+0x8c/0x280
[  277.775225][ T6415]  do_new_mount+0x24b/0xa40
[  277.779772][ T6415]  __se_sys_mount+0x2da/0x3c0
[  277.784466][ T6415]  ? __x64_sys_mount+0xc0/0xc0
[  277.789245][ T6415]  ? lockdep_hardirqs_on+0x98/0x150
[  277.794455][ T6415]  ? __x64_sys_mount+0x20/0xc0
[  277.799230][ T6415]  do_syscall_64+0x55/0xb0
[  277.803657][ T6415]  ? clear_bhb_loop+0x40/0x90
[  277.808361][ T6415]  ? clear_bhb_loop+0x40/0x90
[  277.813050][ T6415]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  277.818964][ T6415] RIP: 0033:0x7ffab2b90eea
[  277.823388][ T6415] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  277.843130][ T6415] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  277.851563][ T6415] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  277.859633][ T6415] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  277.867617][ T6415] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  277.875602][ T6415] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  277.883584][ T6415] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  277.891583][ T6415]  </TASK>
[  277.901382][ T6415] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  277.915642][ T6415] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  278.313542][ T6418] loop1: detected capacity change from 0 to 32768
[  278.326979][ T6418] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  278.335040][ T6418] CPU: 1 PID: 6418 Comm: syz.1.164 Not tainted syzkaller #0
[  278.342376][ T6418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  278.352447][ T6418] Call Trace:
[  278.355736][ T6418]  <TASK>
[  278.358678][ T6418]  dump_stack_lvl+0x16c/0x230
[  278.363470][ T6418]  ? show_regs_print_info+0x20/0x20
[  278.368689][ T6418]  ? load_image+0x3b0/0x3b0
[  278.373229][ T6418]  sysfs_create_dir_ns+0x256/0x280
[  278.378450][ T6418]  ? sysfs_warn_dup+0xa0/0xa0
[  278.383151][ T6418]  ? do_raw_spin_unlock+0x121/0x230
[  278.388368][ T6418]  kobject_add_internal+0x6b8/0xc70
[  278.393591][ T6418]  kobject_init_and_add+0x126/0x190
[  278.398806][ T6418]  ? lockdep_softirqs_off+0x430/0x430
[  278.404198][ T6418]  ? kobject_add+0x220/0x220
[  278.408808][ T6418]  ? __init_swait_queue_head+0xa9/0x150
[  278.414366][ T6418]  gfs2_sys_fs_add+0x238/0x470
[  278.419144][ T6418]  ? gfs2_recover_set+0x250/0x250
[  278.424188][ T6418]  ? apply_workqueue_attrs+0x180/0x180
[  278.429667][ T6418]  gfs2_fill_super+0x1323/0x1f80
[  278.434642][ T6418]  ? gfs2_reconfigure+0xb10/0xb10
[  278.439698][ T6418]  ? setup_bdev_super+0x56b/0x660
[  278.444821][ T6418]  get_tree_bdev+0x3e4/0x510
[  278.449427][ T6418]  ? end_current_label_crit_section+0x170/0x170
[  278.455680][ T6418]  ? gfs2_reconfigure+0xb10/0xb10
[  278.460718][ T6418]  ? setup_bdev_super+0x660/0x660
[  278.465763][ T6418]  gfs2_get_tree+0x51/0x1e0
[  278.470293][ T6418]  vfs_get_tree+0x8c/0x280
[  278.474741][ T6418]  do_new_mount+0x24b/0xa40
[  278.479266][ T6418]  __se_sys_mount+0x2da/0x3c0
[  278.484049][ T6418]  ? __x64_sys_mount+0xc0/0xc0
[  278.488825][ T6418]  ? lockdep_hardirqs_on+0x98/0x150
[  278.494148][ T6418]  ? __x64_sys_mount+0x20/0xc0
[  278.498951][ T6418]  do_syscall_64+0x55/0xb0
[  278.503864][ T6418]  ? clear_bhb_loop+0x40/0x90
[  278.508559][ T6418]  ? clear_bhb_loop+0x40/0x90
[  278.513261][ T6418]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  278.519173][ T6418] RIP: 0033:0x7ffab2b90eea
[  278.523598][ T6418] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  278.543308][ T6418] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  278.551822][ T6418] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  278.559805][ T6418] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  278.567789][ T6418] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  278.575769][ T6418] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  278.583749][ T6418] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  278.591743][ T6418]  </TASK>
[  278.602887][ T6418] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  278.618272][ T6418] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  279.011032][ T6421] loop1: detected capacity change from 0 to 32768
[  279.032942][ T6421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  279.040573][ T6421] CPU: 1 PID: 6421 Comm: syz.1.165 Not tainted syzkaller #0
[  279.047905][ T6421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  279.058085][ T6421] Call Trace:
[  279.061408][ T6421]  <TASK>
[  279.064377][ T6421]  dump_stack_lvl+0x16c/0x230
[  279.069115][ T6421]  ? show_regs_print_info+0x20/0x20
[  279.074367][ T6421]  ? load_image+0x3b0/0x3b0
[  279.078991][ T6421]  sysfs_create_dir_ns+0x256/0x280
[  279.084163][ T6421]  ? sysfs_warn_dup+0xa0/0xa0
[  279.088891][ T6421]  ? do_raw_spin_unlock+0x121/0x230
[  279.094203][ T6421]  kobject_add_internal+0x6b8/0xc70
[  279.099477][ T6421]  kobject_init_and_add+0x126/0x190
[  279.104717][ T6421]  ? lockdep_softirqs_off+0x430/0x430
[  279.110201][ T6421]  ? kobject_add+0x220/0x220
[  279.114816][ T6421]  ? __init_swait_queue_head+0xa9/0x150
[  279.120464][ T6421]  gfs2_sys_fs_add+0x238/0x470
[  279.125338][ T6421]  ? gfs2_recover_set+0x250/0x250
[  279.130383][ T6421]  ? apply_workqueue_attrs+0x180/0x180
[  279.135872][ T6421]  gfs2_fill_super+0x1323/0x1f80
[  279.140836][ T6421]  ? gfs2_reconfigure+0xb10/0xb10
[  279.145883][ T6421]  ? setup_bdev_super+0x56b/0x660
[  279.150923][ T6421]  get_tree_bdev+0x3e4/0x510
[  279.155528][ T6421]  ? end_current_label_crit_section+0x170/0x170
[  279.161784][ T6421]  ? gfs2_reconfigure+0xb10/0xb10
[  279.166820][ T6421]  ? setup_bdev_super+0x660/0x660
[  279.171869][ T6421]  gfs2_get_tree+0x51/0x1e0
[  279.176389][ T6421]  vfs_get_tree+0x8c/0x280
[  279.180816][ T6421]  do_new_mount+0x24b/0xa40
[  279.185335][ T6421]  __se_sys_mount+0x2da/0x3c0
[  279.190029][ T6421]  ? __x64_sys_mount+0xc0/0xc0
[  279.194806][ T6421]  ? lockdep_hardirqs_on+0x98/0x150
[  279.200016][ T6421]  ? __x64_sys_mount+0x20/0xc0
[  279.204790][ T6421]  do_syscall_64+0x55/0xb0
[  279.209220][ T6421]  ? clear_bhb_loop+0x40/0x90
[  279.213911][ T6421]  ? clear_bhb_loop+0x40/0x90
[  279.218695][ T6421]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  279.224692][ T6421] RIP: 0033:0x7ffab2b90eea
[  279.229120][ T6421] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  279.248739][ T6421] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  279.257169][ T6421] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  279.265162][ T6421] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  279.273144][ T6421] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  279.281128][ T6421] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  279.289110][ T6421] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  279.297102][ T6421]  </TASK>
[  279.307280][ T6421] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  279.327303][ T6421] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  279.714752][ T6424] loop1: detected capacity change from 0 to 32768
[  279.735332][ T6424] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  279.742948][ T6424] CPU: 1 PID: 6424 Comm: syz.1.166 Not tainted syzkaller #0
[  279.750288][ T6424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  279.760390][ T6424] Call Trace:
[  279.763710][ T6424]  <TASK>
[  279.766765][ T6424]  dump_stack_lvl+0x16c/0x230
[  279.771495][ T6424]  ? show_regs_print_info+0x20/0x20
[  279.776740][ T6424]  ? load_image+0x3b0/0x3b0
[  279.781299][ T6424]  sysfs_create_dir_ns+0x256/0x280
[  279.786483][ T6424]  ? sysfs_warn_dup+0xa0/0xa0
[  279.791226][ T6424]  ? do_raw_spin_unlock+0x121/0x230
[  279.796489][ T6424]  kobject_add_internal+0x6b8/0xc70
[  279.801744][ T6424]  kobject_init_and_add+0x126/0x190
[  279.806965][ T6424]  ? lockdep_softirqs_off+0x430/0x430
[  279.812963][ T6424]  ? kobject_add+0x220/0x220
[  279.817577][ T6424]  ? __init_swait_queue_head+0xa9/0x150
[  279.823140][ T6424]  gfs2_sys_fs_add+0x238/0x470
[  279.828014][ T6424]  ? gfs2_recover_set+0x250/0x250
[  279.833061][ T6424]  ? apply_workqueue_attrs+0x180/0x180
[  279.838549][ T6424]  gfs2_fill_super+0x1323/0x1f80
[  279.843533][ T6424]  ? gfs2_reconfigure+0xb10/0xb10
[  279.848588][ T6424]  ? setup_bdev_super+0x56b/0x660
[  279.853634][ T6424]  get_tree_bdev+0x3e4/0x510
[  279.858239][ T6424]  ? end_current_label_crit_section+0x170/0x170
[  279.864493][ T6424]  ? gfs2_reconfigure+0xb10/0xb10
[  279.869532][ T6424]  ? setup_bdev_super+0x660/0x660
[  279.874575][ T6424]  gfs2_get_tree+0x51/0x1e0
[  279.879092][ T6424]  vfs_get_tree+0x8c/0x280
[  279.883519][ T6424]  do_new_mount+0x24b/0xa40
[  279.888038][ T6424]  __se_sys_mount+0x2da/0x3c0
[  279.892730][ T6424]  ? __x64_sys_mount+0xc0/0xc0
[  279.897515][ T6424]  ? lockdep_hardirqs_on+0x98/0x150
[  279.902727][ T6424]  ? __x64_sys_mount+0x20/0xc0
[  279.907502][ T6424]  do_syscall_64+0x55/0xb0
[  279.911933][ T6424]  ? clear_bhb_loop+0x40/0x90
[  279.916648][ T6424]  ? clear_bhb_loop+0x40/0x90
[  279.921339][ T6424]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  279.927246][ T6424] RIP: 0033:0x7ffab2b90eea
[  279.931675][ T6424] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  279.951292][ T6424] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  279.959724][ T6424] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  279.967707][ T6424] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  279.975684][ T6424] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  279.983667][ T6424] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  279.991645][ T6424] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  279.999638][ T6424]  </TASK>
[  280.009812][ T6424] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  280.026594][ T6424] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 02:47:12 executed programs: 152
[  280.415991][ T6427] loop1: detected capacity change from 0 to 32768
[  280.429363][ T6427] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.436812][ T6427] CPU: 1 PID: 6427 Comm: syz.1.167 Not tainted syzkaller #0
[  280.444168][ T6427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  280.454272][ T6427] Call Trace:
[  280.457588][ T6427]  <TASK>
[  280.460560][ T6427]  dump_stack_lvl+0x16c/0x230
[  280.465300][ T6427]  ? show_regs_print_info+0x20/0x20
[  280.470555][ T6427]  ? load_image+0x3b0/0x3b0
[  280.475207][ T6427]  sysfs_create_dir_ns+0x256/0x280
[  280.480371][ T6427]  ? sysfs_warn_dup+0xa0/0xa0
[  280.485191][ T6427]  ? do_raw_spin_unlock+0x121/0x230
[  280.490450][ T6427]  kobject_add_internal+0x6b8/0xc70
[  280.495709][ T6427]  kobject_init_and_add+0x126/0x190
[  280.500945][ T6427]  ? lockdep_softirqs_off+0x430/0x430
[  280.506450][ T6427]  ? kobject_add+0x220/0x220
[  280.511063][ T6427]  ? __init_swait_queue_head+0xa9/0x150
[  280.516631][ T6427]  gfs2_sys_fs_add+0x238/0x470
[  280.521412][ T6427]  ? gfs2_recover_set+0x250/0x250
[  280.526457][ T6427]  ? apply_workqueue_attrs+0x180/0x180
[  280.532028][ T6427]  gfs2_fill_super+0x1323/0x1f80
[  280.537003][ T6427]  ? gfs2_reconfigure+0xb10/0xb10
[  280.542053][ T6427]  ? setup_bdev_super+0x56b/0x660
[  280.547108][ T6427]  get_tree_bdev+0x3e4/0x510
[  280.551709][ T6427]  ? end_current_label_crit_section+0x170/0x170
[  280.557995][ T6427]  ? gfs2_reconfigure+0xb10/0xb10
[  280.563054][ T6427]  ? setup_bdev_super+0x660/0x660
[  280.568120][ T6427]  gfs2_get_tree+0x51/0x1e0
[  280.572797][ T6427]  vfs_get_tree+0x8c/0x280
[  280.577243][ T6427]  do_new_mount+0x24b/0xa40
[  280.581773][ T6427]  __se_sys_mount+0x2da/0x3c0
[  280.586465][ T6427]  ? __x64_sys_mount+0xc0/0xc0
[  280.591253][ T6427]  ? lockdep_hardirqs_on+0x98/0x150
[  280.596497][ T6427]  ? __x64_sys_mount+0x20/0xc0
[  280.601292][ T6427]  do_syscall_64+0x55/0xb0
[  280.605775][ T6427]  ? clear_bhb_loop+0x40/0x90
[  280.610464][ T6427]  ? clear_bhb_loop+0x40/0x90
[  280.615161][ T6427]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  280.621077][ T6427] RIP: 0033:0x7ffab2b90eea
[  280.625512][ T6427] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  280.645144][ T6427] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.653581][ T6427] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  280.661565][ T6427] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  280.669547][ T6427] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  280.677878][ T6427] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  280.685864][ T6427] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  280.693951][ T6427]  </TASK>
[  280.703156][ T6427] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  280.722697][ T6427] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.114677][ T6430] loop1: detected capacity change from 0 to 32768
[  281.128295][ T6430] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.136237][ T6430] CPU: 0 PID: 6430 Comm: syz.1.168 Not tainted syzkaller #0
[  281.143576][ T6430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  281.153849][ T6430] Call Trace:
[  281.157177][ T6430]  <TASK>
[  281.160150][ T6430]  dump_stack_lvl+0x16c/0x230
[  281.164894][ T6430]  ? show_regs_print_info+0x20/0x20
[  281.170160][ T6430]  ? load_image+0x3b0/0x3b0
[  281.174724][ T6430]  sysfs_create_dir_ns+0x256/0x280
[  281.179891][ T6430]  ? sysfs_warn_dup+0xa0/0xa0
[  281.184629][ T6430]  ? do_raw_spin_unlock+0x121/0x230
[  281.189981][ T6430]  kobject_add_internal+0x6b8/0xc70
[  281.195238][ T6430]  kobject_init_and_add+0x126/0x190
[  281.200495][ T6430]  ? lockdep_softirqs_off+0x430/0x430
[  281.205927][ T6430]  ? kobject_add+0x220/0x220
[  281.210580][ T6430]  ? __init_swait_queue_head+0xa9/0x150
[  281.216166][ T6430]  gfs2_sys_fs_add+0x238/0x470
[  281.220986][ T6430]  ? gfs2_recover_set+0x250/0x250
[  281.226067][ T6430]  ? apply_workqueue_attrs+0x180/0x180
[  281.231583][ T6430]  gfs2_fill_super+0x1323/0x1f80
[  281.236585][ T6430]  ? gfs2_reconfigure+0xb10/0xb10
[  281.241653][ T6430]  ? setup_bdev_super+0x56b/0x660
[  281.246692][ T6430]  get_tree_bdev+0x3e4/0x510
[  281.251305][ T6430]  ? end_current_label_crit_section+0x170/0x170
[  281.257563][ T6430]  ? gfs2_reconfigure+0xb10/0xb10
[  281.262608][ T6430]  ? setup_bdev_super+0x660/0x660
[  281.267652][ T6430]  gfs2_get_tree+0x51/0x1e0
[  281.272173][ T6430]  vfs_get_tree+0x8c/0x280
[  281.276602][ T6430]  do_new_mount+0x24b/0xa40
[  281.281122][ T6430]  __se_sys_mount+0x2da/0x3c0
[  281.285812][ T6430]  ? __x64_sys_mount+0xc0/0xc0
[  281.290593][ T6430]  ? lockdep_hardirqs_on+0x98/0x150
[  281.295805][ T6430]  ? __x64_sys_mount+0x20/0xc0
[  281.300580][ T6430]  do_syscall_64+0x55/0xb0
[  281.305010][ T6430]  ? clear_bhb_loop+0x40/0x90
[  281.309697][ T6430]  ? clear_bhb_loop+0x40/0x90
[  281.314388][ T6430]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  281.320292][ T6430] RIP: 0033:0x7ffab2b90eea
[  281.324722][ T6430] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  281.344345][ T6430] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.352770][ T6430] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  281.360848][ T6430] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  281.368829][ T6430] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  281.376806][ T6430] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  281.384875][ T6430] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  281.392875][ T6430]  </TASK>
[  281.401831][ T6430] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  281.416576][ T6430] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.841141][ T6433] loop1: detected capacity change from 0 to 32768
[  281.861424][ T6433] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.869717][ T6433] CPU: 0 PID: 6433 Comm: syz.1.169 Not tainted syzkaller #0
[  281.877063][ T6433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  281.887256][ T6433] Call Trace:
[  281.890552][ T6433]  <TASK>
[  281.893505][ T6433]  dump_stack_lvl+0x16c/0x230
[  281.898213][ T6433]  ? show_regs_print_info+0x20/0x20
[  281.903430][ T6433]  ? load_image+0x3b0/0x3b0
[  281.907959][ T6433]  sysfs_create_dir_ns+0x256/0x280
[  281.913088][ T6433]  ? sysfs_warn_dup+0xa0/0xa0
[  281.917782][ T6433]  ? do_raw_spin_unlock+0x121/0x230
[  281.923111][ T6433]  kobject_add_internal+0x6b8/0xc70
[  281.928329][ T6433]  kobject_init_and_add+0x126/0x190
[  281.933545][ T6433]  ? lockdep_softirqs_off+0x430/0x430
[  281.938936][ T6433]  ? kobject_add+0x220/0x220
[  281.943544][ T6433]  ? __init_swait_queue_head+0xa9/0x150
[  281.949113][ T6433]  gfs2_sys_fs_add+0x238/0x470
[  281.953891][ T6433]  ? gfs2_recover_set+0x250/0x250
[  281.958941][ T6433]  ? apply_workqueue_attrs+0x180/0x180
[  281.964451][ T6433]  gfs2_fill_super+0x1323/0x1f80
[  281.969460][ T6433]  ? gfs2_reconfigure+0xb10/0xb10
[  281.974513][ T6433]  ? setup_bdev_super+0x56b/0x660
[  281.979555][ T6433]  get_tree_bdev+0x3e4/0x510
[  281.984194][ T6433]  ? end_current_label_crit_section+0x170/0x170
[  281.990449][ T6433]  ? gfs2_reconfigure+0xb10/0xb10
[  281.995494][ T6433]  ? setup_bdev_super+0x660/0x660
[  282.000538][ T6433]  gfs2_get_tree+0x51/0x1e0
[  282.005057][ T6433]  vfs_get_tree+0x8c/0x280
[  282.009484][ T6433]  do_new_mount+0x24b/0xa40
[  282.014265][ T6433]  __se_sys_mount+0x2da/0x3c0
[  282.018972][ T6433]  ? __x64_sys_mount+0xc0/0xc0
[  282.023752][ T6433]  ? lockdep_hardirqs_on+0x98/0x150
[  282.028963][ T6433]  ? __x64_sys_mount+0x20/0xc0
[  282.033739][ T6433]  do_syscall_64+0x55/0xb0
[  282.038163][ T6433]  ? clear_bhb_loop+0x40/0x90
[  282.042861][ T6433]  ? clear_bhb_loop+0x40/0x90
[  282.047569][ T6433]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.053476][ T6433] RIP: 0033:0x7ffab2b90eea
[  282.057908][ T6433] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  282.077701][ T6433] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.086142][ T6433] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  282.094224][ T6433] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  282.102206][ T6433] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  282.110188][ T6433] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  282.118173][ T6433] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  282.126174][ T6433]  </TASK>
[  282.137562][ T6433] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.152366][ T6433] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  282.539867][ T6436] loop1: detected capacity change from 0 to 32768
[  282.553801][ T6436] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.561605][ T6436] CPU: 0 PID: 6436 Comm: syz.1.170 Not tainted syzkaller #0
[  282.568954][ T6436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  282.579064][ T6436] Call Trace:
[  282.582385][ T6436]  <TASK>
[  282.585373][ T6436]  dump_stack_lvl+0x16c/0x230
[  282.590125][ T6436]  ? show_regs_print_info+0x20/0x20
[  282.595389][ T6436]  ? load_image+0x3b0/0x3b0
[  282.599952][ T6436]  sysfs_create_dir_ns+0x256/0x280
[  282.605115][ T6436]  ? sysfs_warn_dup+0xa0/0xa0
[  282.609849][ T6436]  ? do_raw_spin_unlock+0x121/0x230
[  282.615109][ T6436]  kobject_add_internal+0x6b8/0xc70
[  282.620380][ T6436]  kobject_init_and_add+0x126/0x190
[  282.625626][ T6436]  ? lockdep_softirqs_off+0x430/0x430
[  282.631046][ T6436]  ? kobject_add+0x220/0x220
[  282.635692][ T6436]  ? __init_swait_queue_head+0xa9/0x150
[  282.641481][ T6436]  gfs2_sys_fs_add+0x238/0x470
[  282.646294][ T6436]  ? gfs2_recover_set+0x250/0x250
[  282.651373][ T6436]  ? apply_workqueue_attrs+0x180/0x180
[  282.656907][ T6436]  gfs2_fill_super+0x1323/0x1f80
[  282.661909][ T6436]  ? gfs2_reconfigure+0xb10/0xb10
[  282.666998][ T6436]  ? setup_bdev_super+0x56b/0x660
[  282.672055][ T6436]  get_tree_bdev+0x3e4/0x510
[  282.676650][ T6436]  ? end_current_label_crit_section+0x170/0x170
[  282.682894][ T6436]  ? gfs2_reconfigure+0xb10/0xb10
[  282.687923][ T6436]  ? setup_bdev_super+0x660/0x660
[  282.692953][ T6436]  gfs2_get_tree+0x51/0x1e0
[  282.697460][ T6436]  vfs_get_tree+0x8c/0x280
[  282.701891][ T6436]  do_new_mount+0x24b/0xa40
[  282.706395][ T6436]  __se_sys_mount+0x2da/0x3c0
[  282.711103][ T6436]  ? __x64_sys_mount+0xc0/0xc0
[  282.715870][ T6436]  ? lockdep_hardirqs_on+0x98/0x150
[  282.721110][ T6436]  ? __x64_sys_mount+0x20/0xc0
[  282.725878][ T6436]  do_syscall_64+0x55/0xb0
[  282.730312][ T6436]  ? clear_bhb_loop+0x40/0x90
[  282.735035][ T6436]  ? clear_bhb_loop+0x40/0x90
[  282.739729][ T6436]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.745700][ T6436] RIP: 0033:0x7ffab2b90eea
[  282.750135][ T6436] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  282.769748][ T6436] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.778171][ T6436] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  282.786150][ T6436] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  282.794119][ T6436] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  282.802111][ T6436] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  282.810100][ T6436] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  282.818085][ T6436]  </TASK>
[  282.826932][ T6436] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.842914][ T6436] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.319127][ T6439] loop1: detected capacity change from 0 to 32768
[  283.334017][ T6439] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.341872][ T6439] CPU: 1 PID: 6439 Comm: syz.1.171 Not tainted syzkaller #0
[  283.349225][ T6439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  283.359332][ T6439] Call Trace:
[  283.362742][ T6439]  <TASK>
[  283.365715][ T6439]  dump_stack_lvl+0x16c/0x230
[  283.370549][ T6439]  ? show_regs_print_info+0x20/0x20
[  283.375893][ T6439]  ? load_image+0x3b0/0x3b0
[  283.380456][ T6439]  sysfs_create_dir_ns+0x256/0x280
[  283.385707][ T6439]  ? sysfs_warn_dup+0xa0/0xa0
[  283.390433][ T6439]  ? do_raw_spin_unlock+0x121/0x230
[  283.395697][ T6439]  kobject_add_internal+0x6b8/0xc70
[  283.400955][ T6439]  kobject_init_and_add+0x126/0x190
[  283.406196][ T6439]  ? lockdep_softirqs_off+0x430/0x430
[  283.411722][ T6439]  ? kobject_add+0x220/0x220
[  283.416540][ T6439]  ? __init_swait_queue_head+0xa9/0x150
[  283.422162][ T6439]  gfs2_sys_fs_add+0x238/0x470
[  283.426985][ T6439]  ? gfs2_recover_set+0x250/0x250
[  283.432065][ T6439]  ? apply_workqueue_attrs+0x180/0x180
[  283.437586][ T6439]  gfs2_fill_super+0x1323/0x1f80
[  283.442597][ T6439]  ? gfs2_reconfigure+0xb10/0xb10
[  283.447688][ T6439]  ? setup_bdev_super+0x56b/0x660
[  283.452854][ T6439]  get_tree_bdev+0x3e4/0x510
[  283.457485][ T6439]  ? end_current_label_crit_section+0x170/0x170
[  283.463758][ T6439]  ? gfs2_reconfigure+0xb10/0xb10
[  283.468788][ T6439]  ? setup_bdev_super+0x660/0x660
[  283.473967][ T6439]  gfs2_get_tree+0x51/0x1e0
[  283.478503][ T6439]  vfs_get_tree+0x8c/0x280
[  283.482990][ T6439]  do_new_mount+0x24b/0xa40
[  283.487501][ T6439]  __se_sys_mount+0x2da/0x3c0
[  283.492194][ T6439]  ? __x64_sys_mount+0xc0/0xc0
[  283.496963][ T6439]  ? lockdep_hardirqs_on+0x98/0x150
[  283.502247][ T6439]  ? __x64_sys_mount+0x20/0xc0
[  283.507008][ T6439]  do_syscall_64+0x55/0xb0
[  283.511543][ T6439]  ? clear_bhb_loop+0x40/0x90
[  283.516347][ T6439]  ? clear_bhb_loop+0x40/0x90
[  283.521058][ T6439]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  283.526955][ T6439] RIP: 0033:0x7ffab2b90eea
[  283.531368][ T6439] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  283.550998][ T6439] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.559417][ T6439] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  283.567416][ T6439] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  283.575388][ T6439] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  283.583360][ T6439] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  283.591330][ T6439] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  283.599319][ T6439]  </TASK>
[  283.604026][ T6439] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  283.618541][ T6439] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  284.018075][ T6442] loop1: detected capacity change from 0 to 32768
[  284.042407][ T6442] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.050043][ T6442] CPU: 0 PID: 6442 Comm: syz.1.172 Not tainted syzkaller #0
[  284.057407][ T6442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  284.067597][ T6442] Call Trace:
[  284.070912][ T6442]  <TASK>
[  284.073880][ T6442]  dump_stack_lvl+0x16c/0x230
[  284.078618][ T6442]  ? show_regs_print_info+0x20/0x20
[  284.083865][ T6442]  ? load_image+0x3b0/0x3b0
[  284.088435][ T6442]  sysfs_create_dir_ns+0x256/0x280
[  284.093604][ T6442]  ? sysfs_warn_dup+0xa0/0xa0
[  284.098439][ T6442]  ? do_raw_spin_unlock+0x121/0x230
[  284.103705][ T6442]  kobject_add_internal+0x6b8/0xc70
[  284.108990][ T6442]  kobject_init_and_add+0x126/0x190
[  284.114224][ T6442]  ? lockdep_softirqs_off+0x430/0x430
[  284.119617][ T6442]  ? kobject_add+0x220/0x220
[  284.124243][ T6442]  ? __init_swait_queue_head+0xa9/0x150
[  284.129821][ T6442]  gfs2_sys_fs_add+0x238/0x470
[  284.134605][ T6442]  ? gfs2_recover_set+0x250/0x250
[  284.139650][ T6442]  ? apply_workqueue_attrs+0x180/0x180
[  284.145128][ T6442]  gfs2_fill_super+0x1323/0x1f80
[  284.150095][ T6442]  ? gfs2_reconfigure+0xb10/0xb10
[  284.155141][ T6442]  ? setup_bdev_super+0x56b/0x660
[  284.160192][ T6442]  get_tree_bdev+0x3e4/0x510
[  284.164796][ T6442]  ? end_current_label_crit_section+0x170/0x170
[  284.171051][ T6442]  ? gfs2_reconfigure+0xb10/0xb10
[  284.176089][ T6442]  ? setup_bdev_super+0x660/0x660
[  284.181216][ T6442]  gfs2_get_tree+0x51/0x1e0
[  284.185738][ T6442]  vfs_get_tree+0x8c/0x280
[  284.190165][ T6442]  do_new_mount+0x24b/0xa40
[  284.194697][ T6442]  __se_sys_mount+0x2da/0x3c0
[  284.199389][ T6442]  ? __x64_sys_mount+0xc0/0xc0
[  284.204177][ T6442]  ? lockdep_hardirqs_on+0x98/0x150
[  284.209406][ T6442]  ? __x64_sys_mount+0x20/0xc0
[  284.214192][ T6442]  do_syscall_64+0x55/0xb0
[  284.218618][ T6442]  ? clear_bhb_loop+0x40/0x90
[  284.223305][ T6442]  ? clear_bhb_loop+0x40/0x90
[  284.227995][ T6442]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.233899][ T6442] RIP: 0033:0x7ffab2b90eea
[  284.238327][ T6442] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  284.258036][ T6442] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.266556][ T6442] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  284.274536][ T6442] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  284.282518][ T6442] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  284.290498][ T6442] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  284.298478][ T6442] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  284.306476][ T6442]  </TASK>
[  284.322838][ T6442] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.338106][ T6442] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  284.726425][ T6445] loop1: detected capacity change from 0 to 32768
[  284.747438][ T6445] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.755136][ T6445] CPU: 1 PID: 6445 Comm: syz.1.173 Not tainted syzkaller #0
[  284.762472][ T6445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  284.772543][ T6445] Call Trace:
[  284.775837][ T6445]  <TASK>
[  284.778796][ T6445]  dump_stack_lvl+0x16c/0x230
[  284.783525][ T6445]  ? show_regs_print_info+0x20/0x20
[  284.788752][ T6445]  ? load_image+0x3b0/0x3b0
[  284.793286][ T6445]  sysfs_create_dir_ns+0x256/0x280
[  284.798430][ T6445]  ? sysfs_warn_dup+0xa0/0xa0
[  284.803300][ T6445]  ? do_raw_spin_unlock+0x121/0x230
[  284.808523][ T6445]  kobject_add_internal+0x6b8/0xc70
[  284.813750][ T6445]  kobject_init_and_add+0x126/0x190
[  284.818960][ T6445]  ? lockdep_softirqs_off+0x430/0x430
[  284.824347][ T6445]  ? kobject_add+0x220/0x220
[  284.828953][ T6445]  ? __init_swait_queue_head+0xa9/0x150
[  284.834514][ T6445]  gfs2_sys_fs_add+0x238/0x470
[  284.839297][ T6445]  ? gfs2_recover_set+0x250/0x250
[  284.844343][ T6445]  ? apply_workqueue_attrs+0x180/0x180
[  284.849830][ T6445]  gfs2_fill_super+0x1323/0x1f80
[  284.854796][ T6445]  ? gfs2_reconfigure+0xb10/0xb10
[  284.859854][ T6445]  ? setup_bdev_super+0x56b/0x660
[  284.864889][ T6445]  get_tree_bdev+0x3e4/0x510
[  284.869579][ T6445]  ? end_current_label_crit_section+0x170/0x170
[  284.875838][ T6445]  ? gfs2_reconfigure+0xb10/0xb10
[  284.880874][ T6445]  ? setup_bdev_super+0x660/0x660
[  284.885918][ T6445]  gfs2_get_tree+0x51/0x1e0
[  284.890532][ T6445]  vfs_get_tree+0x8c/0x280
[  284.894961][ T6445]  do_new_mount+0x24b/0xa40
[  284.899479][ T6445]  __se_sys_mount+0x2da/0x3c0
[  284.904174][ T6445]  ? __x64_sys_mount+0xc0/0xc0
[  284.908960][ T6445]  ? lockdep_hardirqs_on+0x98/0x150
[  284.914175][ T6445]  ? __x64_sys_mount+0x20/0xc0
[  284.919043][ T6445]  do_syscall_64+0x55/0xb0
[  284.923561][ T6445]  ? clear_bhb_loop+0x40/0x90
[  284.928248][ T6445]  ? clear_bhb_loop+0x40/0x90
[  284.932945][ T6445]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.939028][ T6445] RIP: 0033:0x7ffab2b90eea
[  284.943463][ T6445] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  284.963093][ T6445] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.971522][ T6445] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  284.979505][ T6445] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  284.987489][ T6445] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  284.995474][ T6445] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  285.003458][ T6445] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  285.011452][ T6445]  </TASK>
[  285.022096][ T6445] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  285.037927][ T6445] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.422648][ T6448] loop1: detected capacity change from 0 to 32768
[  285.441724][ T6448] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.456493][ T6448] CPU: 0 PID: 6448 Comm: syz.1.174 Not tainted syzkaller #0
[  285.463886][ T6448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  285.474003][ T6448] Call Trace:
[  285.477319][ T6448]  <TASK>
[  285.480288][ T6448]  dump_stack_lvl+0x16c/0x230
[  285.485020][ T6448]  ? show_regs_print_info+0x20/0x20
[  285.490270][ T6448]  ? load_image+0x3b0/0x3b0
[  285.494863][ T6448]  sysfs_create_dir_ns+0x256/0x280
[  285.500037][ T6448]  ? sysfs_warn_dup+0xa0/0xa0
[  285.504773][ T6448]  ? do_raw_spin_unlock+0x121/0x230
[  285.510115][ T6448]  kobject_add_internal+0x6b8/0xc70
[  285.515372][ T6448]  kobject_init_and_add+0x126/0x190
[  285.520611][ T6448]  ? lockdep_softirqs_off+0x430/0x430
[  285.526031][ T6448]  ? kobject_add+0x220/0x220
[  285.530674][ T6448]  ? __init_swait_queue_head+0xa9/0x150
[  285.536268][ T6448]  gfs2_sys_fs_add+0x238/0x470
[  285.541075][ T6448]  ? gfs2_recover_set+0x250/0x250
[  285.546159][ T6448]  ? apply_workqueue_attrs+0x180/0x180
[  285.551697][ T6448]  gfs2_fill_super+0x1323/0x1f80
[  285.556699][ T6448]  ? gfs2_reconfigure+0xb10/0xb10
[  285.561774][ T6448]  ? setup_bdev_super+0x56b/0x660
[  285.566816][ T6448]  get_tree_bdev+0x3e4/0x510
[  285.571420][ T6448]  ? end_current_label_crit_section+0x170/0x170
[  285.577677][ T6448]  ? gfs2_reconfigure+0xb10/0xb10
[  285.582714][ T6448]  ? setup_bdev_super+0x660/0x660
[  285.587753][ T6448]  gfs2_get_tree+0x51/0x1e0
[  285.592280][ T6448]  vfs_get_tree+0x8c/0x280
[  285.596709][ T6448]  do_new_mount+0x24b/0xa40
[  285.601232][ T6448]  __se_sys_mount+0x2da/0x3c0
[  285.605931][ T6448]  ? __x64_sys_mount+0xc0/0xc0
[  285.610725][ T6448]  ? lockdep_hardirqs_on+0x98/0x150
[  285.615940][ T6448]  ? __x64_sys_mount+0x20/0xc0
[  285.620712][ T6448]  do_syscall_64+0x55/0xb0
[  285.625146][ T6448]  ? clear_bhb_loop+0x40/0x90
[  285.629835][ T6448]  ? clear_bhb_loop+0x40/0x90
[  285.634535][ T6448]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  285.640537][ T6448] RIP: 0033:0x7ffab2b90eea
[  285.644967][ T6448] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  285.664586][ T6448] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.673016][ T6448] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  285.680999][ T6448] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  285.688979][ T6448] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  285.696959][ T6448] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  285.704939][ T6448] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  285.712964][ T6448]  </TASK>
[  285.723282][ T6448] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  285.738972][ T6448] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 02:47:18 executed programs: 160
[  286.188132][ T6451] loop1: detected capacity change from 0 to 32768
[  286.201933][ T6451] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.209768][ T6451] CPU: 0 PID: 6451 Comm: syz.1.175 Not tainted syzkaller #0
[  286.217103][ T6451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  286.227207][ T6451] Call Trace:
[  286.230537][ T6451]  <TASK>
[  286.233515][ T6451]  dump_stack_lvl+0x16c/0x230
[  286.238266][ T6451]  ? show_regs_print_info+0x20/0x20
[  286.243525][ T6451]  ? load_image+0x3b0/0x3b0
[  286.248096][ T6451]  sysfs_create_dir_ns+0x256/0x280
[  286.253265][ T6451]  ? sysfs_warn_dup+0xa0/0xa0
[  286.257986][ T6451]  ? do_raw_spin_unlock+0x121/0x230
[  286.263247][ T6451]  kobject_add_internal+0x6b8/0xc70
[  286.268507][ T6451]  kobject_init_and_add+0x126/0x190
[  286.273755][ T6451]  ? lockdep_softirqs_off+0x430/0x430
[  286.279180][ T6451]  ? kobject_add+0x220/0x220
[  286.283841][ T6451]  ? __init_swait_queue_head+0xa9/0x150
[  286.289447][ T6451]  gfs2_sys_fs_add+0x238/0x470
[  286.294263][ T6451]  ? gfs2_recover_set+0x250/0x250
[  286.299341][ T6451]  ? apply_workqueue_attrs+0x180/0x180
[  286.304853][ T6451]  gfs2_fill_super+0x1323/0x1f80
[  286.309848][ T6451]  ? gfs2_reconfigure+0xb10/0xb10
[  286.314926][ T6451]  ? setup_bdev_super+0x56b/0x660
[  286.319998][ T6451]  get_tree_bdev+0x3e4/0x510
[  286.324613][ T6451]  ? end_current_label_crit_section+0x170/0x170
[  286.330879][ T6451]  ? gfs2_reconfigure+0xb10/0xb10
[  286.335920][ T6451]  ? setup_bdev_super+0x660/0x660
[  286.340966][ T6451]  gfs2_get_tree+0x51/0x1e0
[  286.345490][ T6451]  vfs_get_tree+0x8c/0x280
[  286.349921][ T6451]  do_new_mount+0x24b/0xa40
[  286.354441][ T6451]  __se_sys_mount+0x2da/0x3c0
[  286.359133][ T6451]  ? __x64_sys_mount+0xc0/0xc0
[  286.363914][ T6451]  ? lockdep_hardirqs_on+0x98/0x150
[  286.369129][ T6451]  ? __x64_sys_mount+0x20/0xc0
[  286.373936][ T6451]  do_syscall_64+0x55/0xb0
[  286.378365][ T6451]  ? clear_bhb_loop+0x40/0x90
[  286.383060][ T6451]  ? clear_bhb_loop+0x40/0x90
[  286.387837][ T6451]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.393831][ T6451] RIP: 0033:0x7ffab2b90eea
[  286.398257][ T6451] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  286.417884][ T6451] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.426401][ T6451] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  286.434383][ T6451] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  286.442365][ T6451] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  286.450351][ T6451] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.458340][ T6451] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  286.466335][ T6451]  </TASK>
[  286.473569][ T6451] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.488090][ T6451] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  286.924868][ T6454] loop1: detected capacity change from 0 to 32768
[  286.942306][ T6454] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.958629][ T6454] CPU: 0 PID: 6454 Comm: syz.1.176 Not tainted syzkaller #0
[  286.965992][ T6454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  286.976106][ T6454] Call Trace:
[  286.979618][ T6454]  <TASK>
[  286.982583][ T6454]  dump_stack_lvl+0x16c/0x230
[  286.987322][ T6454]  ? show_regs_print_info+0x20/0x20
[  286.992575][ T6454]  ? load_image+0x3b0/0x3b0
[  286.997137][ T6454]  sysfs_create_dir_ns+0x256/0x280
[  287.002299][ T6454]  ? sysfs_warn_dup+0xa0/0xa0
[  287.007029][ T6454]  ? do_raw_spin_unlock+0x121/0x230
[  287.012284][ T6454]  kobject_add_internal+0x6b8/0xc70
[  287.017550][ T6454]  kobject_init_and_add+0x126/0x190
[  287.022881][ T6454]  ? lockdep_softirqs_off+0x430/0x430
[  287.028309][ T6454]  ? kobject_add+0x220/0x220
[  287.032958][ T6454]  ? __init_swait_queue_head+0xa9/0x150
[  287.038552][ T6454]  gfs2_sys_fs_add+0x238/0x470
[  287.043373][ T6454]  ? gfs2_recover_set+0x250/0x250
[  287.048459][ T6454]  ? apply_workqueue_attrs+0x180/0x180
[  287.053980][ T6454]  gfs2_fill_super+0x1323/0x1f80
[  287.058985][ T6454]  ? gfs2_reconfigure+0xb10/0xb10
[  287.064054][ T6454]  ? setup_bdev_super+0x56b/0x660
[  287.069098][ T6454]  get_tree_bdev+0x3e4/0x510
[  287.073701][ T6454]  ? end_current_label_crit_section+0x170/0x170
[  287.080046][ T6454]  ? gfs2_reconfigure+0xb10/0xb10
[  287.085084][ T6454]  ? setup_bdev_super+0x660/0x660
[  287.090127][ T6454]  gfs2_get_tree+0x51/0x1e0
[  287.094649][ T6454]  vfs_get_tree+0x8c/0x280
[  287.099081][ T6454]  do_new_mount+0x24b/0xa40
[  287.103603][ T6454]  __se_sys_mount+0x2da/0x3c0
[  287.108293][ T6454]  ? __x64_sys_mount+0xc0/0xc0
[  287.113071][ T6454]  ? lockdep_hardirqs_on+0x98/0x150
[  287.118280][ T6454]  ? __x64_sys_mount+0x20/0xc0
[  287.123059][ T6454]  do_syscall_64+0x55/0xb0
[  287.127485][ T6454]  ? clear_bhb_loop+0x40/0x90
[  287.132177][ T6454]  ? clear_bhb_loop+0x40/0x90
[  287.136878][ T6454]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  287.142872][ T6454] RIP: 0033:0x7ffab2b90eea
[  287.147304][ T6454] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  287.166924][ T6454] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.175354][ T6454] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  287.183342][ T6454] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  287.191327][ T6454] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  287.199313][ T6454] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  287.207294][ T6454] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  287.215464][ T6454]  </TASK>
[  287.221570][ T6454] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  287.236146][ T6454] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.664593][ T6457] loop1: detected capacity change from 0 to 32768
[  287.677796][ T6457] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.685735][ T6457] CPU: 1 PID: 6457 Comm: syz.1.177 Not tainted syzkaller #0
[  287.693131][ T6457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  287.703321][ T6457] Call Trace:
[  287.706643][ T6457]  <TASK>
[  287.709616][ T6457]  dump_stack_lvl+0x16c/0x230
[  287.714365][ T6457]  ? show_regs_print_info+0x20/0x20
[  287.719627][ T6457]  ? load_image+0x3b0/0x3b0
[  287.724220][ T6457]  sysfs_create_dir_ns+0x256/0x280
[  287.729668][ T6457]  ? sysfs_warn_dup+0xa0/0xa0
[  287.734413][ T6457]  ? do_raw_spin_unlock+0x121/0x230
[  287.739671][ T6457]  kobject_add_internal+0x6b8/0xc70
[  287.744923][ T6457]  kobject_init_and_add+0x126/0x190
[  287.750168][ T6457]  ? lockdep_softirqs_off+0x430/0x430
[  287.755610][ T6457]  ? kobject_add+0x220/0x220
[  287.760270][ T6457]  ? __init_swait_queue_head+0xa9/0x150
[  287.765867][ T6457]  gfs2_sys_fs_add+0x238/0x470
[  287.770683][ T6457]  ? gfs2_recover_set+0x250/0x250
[  287.775764][ T6457]  ? apply_workqueue_attrs+0x180/0x180
[  287.781282][ T6457]  gfs2_fill_super+0x1323/0x1f80
[  287.786284][ T6457]  ? gfs2_reconfigure+0xb10/0xb10
[  287.791422][ T6457]  ? setup_bdev_super+0x56b/0x660
[  287.796488][ T6457]  get_tree_bdev+0x3e4/0x510
[  287.801119][ T6457]  ? end_current_label_crit_section+0x170/0x170
[  287.807417][ T6457]  ? gfs2_reconfigure+0xb10/0xb10
[  287.812455][ T6457]  ? setup_bdev_super+0x660/0x660
[  287.817488][ T6457]  gfs2_get_tree+0x51/0x1e0
[  287.822000][ T6457]  vfs_get_tree+0x8c/0x280
[  287.826414][ T6457]  do_new_mount+0x24b/0xa40
[  287.831028][ T6457]  __se_sys_mount+0x2da/0x3c0
[  287.835744][ T6457]  ? __x64_sys_mount+0xc0/0xc0
[  287.840547][ T6457]  ? lockdep_hardirqs_on+0x98/0x150
[  287.845745][ T6457]  ? __x64_sys_mount+0x20/0xc0
[  287.850535][ T6457]  do_syscall_64+0x55/0xb0
[  287.854952][ T6457]  ? clear_bhb_loop+0x40/0x90
[  287.859656][ T6457]  ? clear_bhb_loop+0x40/0x90
[  287.864332][ T6457]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  287.870318][ T6457] RIP: 0033:0x7ffab2b90eea
[  287.874734][ T6457] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  287.894606][ T6457] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.903071][ T6457] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  287.911042][ T6457] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  287.919017][ T6457] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  287.926984][ T6457] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  287.934958][ T6457] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  287.942937][ T6457]  </TASK>
[  287.948806][ T6457] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  287.963119][ T6457] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  288.380156][ T6460] loop1: detected capacity change from 0 to 32768
[  288.397799][ T6460] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.405564][ T6460] CPU: 0 PID: 6460 Comm: syz.1.178 Not tainted syzkaller #0
[  288.412901][ T6460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  288.423085][ T6460] Call Trace:
[  288.426416][ T6460]  <TASK>
[  288.429389][ T6460]  dump_stack_lvl+0x16c/0x230
[  288.434133][ T6460]  ? show_regs_print_info+0x20/0x20
[  288.439387][ T6460]  ? load_image+0x3b0/0x3b0
[  288.443952][ T6460]  sysfs_create_dir_ns+0x256/0x280
[  288.449133][ T6460]  ? sysfs_warn_dup+0xa0/0xa0
[  288.453869][ T6460]  ? do_raw_spin_unlock+0x121/0x230
[  288.459130][ T6460]  kobject_add_internal+0x6b8/0xc70
[  288.464394][ T6460]  kobject_init_and_add+0x126/0x190
[  288.469645][ T6460]  ? lockdep_softirqs_off+0x430/0x430
[  288.475085][ T6460]  ? kobject_add+0x220/0x220
[  288.479744][ T6460]  ? __init_swait_queue_head+0xa9/0x150
[  288.485430][ T6460]  gfs2_sys_fs_add+0x238/0x470
[  288.490246][ T6460]  ? gfs2_recover_set+0x250/0x250
[  288.495318][ T6460]  ? apply_workqueue_attrs+0x180/0x180
[  288.500836][ T6460]  gfs2_fill_super+0x1323/0x1f80
[  288.505835][ T6460]  ? gfs2_reconfigure+0xb10/0xb10
[  288.510911][ T6460]  ? setup_bdev_super+0x56b/0x660
[  288.516063][ T6460]  get_tree_bdev+0x3e4/0x510
[  288.520665][ T6460]  ? end_current_label_crit_section+0x170/0x170
[  288.526922][ T6460]  ? gfs2_reconfigure+0xb10/0xb10
[  288.531962][ T6460]  ? setup_bdev_super+0x660/0x660
[  288.537016][ T6460]  gfs2_get_tree+0x51/0x1e0
[  288.541539][ T6460]  vfs_get_tree+0x8c/0x280
[  288.545968][ T6460]  do_new_mount+0x24b/0xa40
[  288.550496][ T6460]  __se_sys_mount+0x2da/0x3c0
[  288.555195][ T6460]  ? __x64_sys_mount+0xc0/0xc0
[  288.559975][ T6460]  ? lockdep_hardirqs_on+0x98/0x150
[  288.565187][ T6460]  ? __x64_sys_mount+0x20/0xc0
[  288.569967][ T6460]  do_syscall_64+0x55/0xb0
[  288.574394][ T6460]  ? clear_bhb_loop+0x40/0x90
[  288.579085][ T6460]  ? clear_bhb_loop+0x40/0x90
[  288.583777][ T6460]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  288.589681][ T6460] RIP: 0033:0x7ffab2b90eea
[  288.594142][ T6460] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  288.613846][ T6460] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.622279][ T6460] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  288.630265][ T6460] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  288.638336][ T6460] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  288.646321][ T6460] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  288.654301][ T6460] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  288.662383][ T6460]  </TASK>
[  288.670840][ T6460] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  288.685215][ T6460] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  289.095976][ T6463] loop1: detected capacity change from 0 to 32768
[  289.104815][ T6463] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.112362][ T6463] CPU: 0 PID: 6463 Comm: syz.1.179 Not tainted syzkaller #0
[  289.119697][ T6463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  289.129802][ T6463] Call Trace:
[  289.133138][ T6463]  <TASK>
[  289.136246][ T6463]  dump_stack_lvl+0x16c/0x230
[  289.141000][ T6463]  ? show_regs_print_info+0x20/0x20
[  289.146362][ T6463]  ? load_image+0x3b0/0x3b0
[  289.150947][ T6463]  sysfs_create_dir_ns+0x256/0x280
[  289.156121][ T6463]  ? sysfs_warn_dup+0xa0/0xa0
[  289.160849][ T6463]  ? do_raw_spin_unlock+0x121/0x230
[  289.166107][ T6463]  kobject_add_internal+0x6b8/0xc70
[  289.171350][ T6463]  kobject_init_and_add+0x126/0x190
[  289.176570][ T6463]  ? lockdep_softirqs_off+0x430/0x430
[  289.181957][ T6463]  ? kobject_add+0x220/0x220
[  289.186571][ T6463]  ? __init_swait_queue_head+0xa9/0x150
[  289.192134][ T6463]  gfs2_sys_fs_add+0x238/0x470
[  289.196942][ T6463]  ? gfs2_recover_set+0x250/0x250
[  289.202069][ T6463]  ? apply_workqueue_attrs+0x180/0x180
[  289.207547][ T6463]  gfs2_fill_super+0x1323/0x1f80
[  289.212511][ T6463]  ? gfs2_reconfigure+0xb10/0xb10
[  289.217646][ T6463]  ? setup_bdev_super+0x56b/0x660
[  289.222777][ T6463]  get_tree_bdev+0x3e4/0x510
[  289.227377][ T6463]  ? end_current_label_crit_section+0x170/0x170
[  289.233725][ T6463]  ? gfs2_reconfigure+0xb10/0xb10
[  289.238776][ T6463]  ? setup_bdev_super+0x660/0x660
[  289.243826][ T6463]  gfs2_get_tree+0x51/0x1e0
[  289.248356][ T6463]  vfs_get_tree+0x8c/0x280
[  289.252787][ T6463]  do_new_mount+0x24b/0xa40
[  289.257317][ T6463]  __se_sys_mount+0x2da/0x3c0
[  289.262011][ T6463]  ? __x64_sys_mount+0xc0/0xc0
[  289.266788][ T6463]  ? lockdep_hardirqs_on+0x98/0x150
[  289.272001][ T6463]  ? __x64_sys_mount+0x20/0xc0
[  289.276779][ T6463]  do_syscall_64+0x55/0xb0
[  289.281294][ T6463]  ? clear_bhb_loop+0x40/0x90
[  289.285994][ T6463]  ? clear_bhb_loop+0x40/0x90
[  289.290683][ T6463]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  289.296590][ T6463] RIP: 0033:0x7ffab2b90eea
[  289.301064][ T6463] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  289.320797][ T6463] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.329230][ T6463] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  289.337300][ T6463] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  289.345279][ T6463] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  289.353349][ T6463] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  289.361420][ T6463] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  289.369419][ T6463]  </TASK>
[  289.390467][ T6463] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  289.404788][ T6463] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  289.793507][ T6466] loop1: detected capacity change from 0 to 32768
[  289.803743][ T6466] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.811498][ T6466] CPU: 0 PID: 6466 Comm: syz.1.180 Not tainted syzkaller #0
[  289.818835][ T6466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  289.829205][ T6466] Call Trace:
[  289.832524][ T6466]  <TASK>
[  289.835493][ T6466]  dump_stack_lvl+0x16c/0x230
[  289.840243][ T6466]  ? show_regs_print_info+0x20/0x20
[  289.845491][ T6466]  ? load_image+0x3b0/0x3b0
[  289.850057][ T6466]  sysfs_create_dir_ns+0x256/0x280
[  289.855217][ T6466]  ? sysfs_warn_dup+0xa0/0xa0
[  289.859954][ T6466]  ? do_raw_spin_unlock+0x121/0x230
[  289.865197][ T6466]  kobject_add_internal+0x6b8/0xc70
[  289.870423][ T6466]  kobject_init_and_add+0x126/0x190
[  289.875652][ T6466]  ? lockdep_softirqs_off+0x430/0x430
[  289.881057][ T6466]  ? kobject_add+0x220/0x220
[  289.885650][ T6466]  ? __init_swait_queue_head+0xa9/0x150
[  289.891197][ T6466]  gfs2_sys_fs_add+0x238/0x470
[  289.895966][ T6466]  ? gfs2_recover_set+0x250/0x250
[  289.901081][ T6466]  ? apply_workqueue_attrs+0x180/0x180
[  289.906569][ T6466]  gfs2_fill_super+0x1323/0x1f80
[  289.911552][ T6466]  ? gfs2_reconfigure+0xb10/0xb10
[  289.916586][ T6466]  ? setup_bdev_super+0x56b/0x660
[  289.921611][ T6466]  get_tree_bdev+0x3e4/0x510
[  289.926201][ T6466]  ? end_current_label_crit_section+0x170/0x170
[  289.932441][ T6466]  ? gfs2_reconfigure+0xb10/0xb10
[  289.937470][ T6466]  ? setup_bdev_super+0x660/0x660
[  289.942498][ T6466]  gfs2_get_tree+0x51/0x1e0
[  289.947001][ T6466]  vfs_get_tree+0x8c/0x280
[  289.951416][ T6466]  do_new_mount+0x24b/0xa40
[  289.956105][ T6466]  __se_sys_mount+0x2da/0x3c0
[  289.960787][ T6466]  ? __x64_sys_mount+0xc0/0xc0
[  289.965589][ T6466]  ? lockdep_hardirqs_on+0x98/0x150
[  289.970791][ T6466]  ? __x64_sys_mount+0x20/0xc0
[  289.975552][ T6466]  do_syscall_64+0x55/0xb0
[  289.979983][ T6466]  ? clear_bhb_loop+0x40/0x90
[  289.984691][ T6466]  ? clear_bhb_loop+0x40/0x90
[  289.989421][ T6466]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  289.995337][ T6466] RIP: 0033:0x7ffab2b90eea
[  289.999788][ T6466] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  290.019417][ T6466] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.027869][ T6466] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  290.035856][ T6466] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  290.043887][ T6466] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  290.051893][ T6466] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  290.059887][ T6466] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  290.067888][ T6466]  </TASK>
[  290.082323][ T6466] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.096518][ T6466] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  290.500560][ T6469] loop1: detected capacity change from 0 to 32768
[  290.520538][ T6469] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  290.527990][ T6469] CPU: 1 PID: 6469 Comm: syz.1.181 Not tainted syzkaller #0
[  290.535316][ T6469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  290.545413][ T6469] Call Trace:
[  290.548728][ T6469]  <TASK>
[  290.551693][ T6469]  dump_stack_lvl+0x16c/0x230
[  290.556424][ T6469]  ? show_regs_print_info+0x20/0x20
[  290.561673][ T6469]  ? load_image+0x3b0/0x3b0
[  290.566242][ T6469]  sysfs_create_dir_ns+0x256/0x280
[  290.571408][ T6469]  ? sysfs_warn_dup+0xa0/0xa0
[  290.576152][ T6469]  ? do_raw_spin_unlock+0x121/0x230
[  290.581428][ T6469]  kobject_add_internal+0x6b8/0xc70
[  290.586677][ T6469]  kobject_init_and_add+0x126/0x190
[  290.591900][ T6469]  ? lockdep_softirqs_off+0x430/0x430
[  290.597292][ T6469]  ? kobject_add+0x220/0x220
[  290.601919][ T6469]  ? __init_swait_queue_head+0xa9/0x150
[  290.607484][ T6469]  gfs2_sys_fs_add+0x238/0x470
[  290.612268][ T6469]  ? gfs2_recover_set+0x250/0x250
[  290.617313][ T6469]  ? apply_workqueue_attrs+0x180/0x180
[  290.622793][ T6469]  gfs2_fill_super+0x1323/0x1f80
[  290.627757][ T6469]  ? gfs2_reconfigure+0xb10/0xb10
[  290.632808][ T6469]  ? setup_bdev_super+0x56b/0x660
[  290.637939][ T6469]  get_tree_bdev+0x3e4/0x510
[  290.642632][ T6469]  ? end_current_label_crit_section+0x170/0x170
[  290.648894][ T6469]  ? gfs2_reconfigure+0xb10/0xb10
[  290.653931][ T6469]  ? setup_bdev_super+0x660/0x660
[  290.658981][ T6469]  gfs2_get_tree+0x51/0x1e0
[  290.663504][ T6469]  vfs_get_tree+0x8c/0x280
[  290.667959][ T6469]  do_new_mount+0x24b/0xa40
[  290.672519][ T6469]  __se_sys_mount+0x2da/0x3c0
[  290.677228][ T6469]  ? __x64_sys_mount+0xc0/0xc0
[  290.682054][ T6469]  ? lockdep_hardirqs_on+0x98/0x150
[  290.687267][ T6469]  ? __x64_sys_mount+0x20/0xc0
[  290.692044][ T6469]  do_syscall_64+0x55/0xb0
[  290.696469][ T6469]  ? clear_bhb_loop+0x40/0x90
[  290.701169][ T6469]  ? clear_bhb_loop+0x40/0x90
[  290.705954][ T6469]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  290.711946][ T6469] RIP: 0033:0x7ffab2b90eea
[  290.716392][ T6469] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  290.736138][ T6469] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.744589][ T6469] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  290.752667][ T6469] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  290.760658][ T6469] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  290.768638][ T6469] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  290.776623][ T6469] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  290.784664][ T6469]  </TASK>
[  290.800239][ T6469] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.814416][ T6469] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.191382][ T6472] loop1: detected capacity change from 0 to 32768
[  291.201200][ T6472] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.208741][ T6472] CPU: 1 PID: 6472 Comm: syz.1.182 Not tainted syzkaller #0
[  291.216072][ T6472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.226174][ T6472] Call Trace:
[  291.229493][ T6472]  <TASK>
[  291.232466][ T6472]  dump_stack_lvl+0x16c/0x230
[  291.237207][ T6472]  ? show_regs_print_info+0x20/0x20
[  291.242462][ T6472]  ? load_image+0x3b0/0x3b0
[  291.247026][ T6472]  sysfs_create_dir_ns+0x256/0x280
[  291.252203][ T6472]  ? sysfs_warn_dup+0xa0/0xa0
[  291.256952][ T6472]  ? do_raw_spin_unlock+0x121/0x230
[  291.262196][ T6472]  kobject_add_internal+0x6b8/0xc70
[  291.267410][ T6472]  kobject_init_and_add+0x126/0x190
[  291.272633][ T6472]  ? lockdep_softirqs_off+0x430/0x430
[  291.278027][ T6472]  ? kobject_add+0x220/0x220
[  291.282635][ T6472]  ? __init_swait_queue_head+0xa9/0x150
[  291.288199][ T6472]  gfs2_sys_fs_add+0x238/0x470
[  291.292980][ T6472]  ? gfs2_recover_set+0x250/0x250
[  291.298030][ T6472]  ? apply_workqueue_attrs+0x180/0x180
[  291.303520][ T6472]  gfs2_fill_super+0x1323/0x1f80
[  291.308489][ T6472]  ? gfs2_reconfigure+0xb10/0xb10
[  291.313630][ T6472]  ? setup_bdev_super+0x56b/0x660
[  291.318671][ T6472]  get_tree_bdev+0x3e4/0x510
[  291.323272][ T6472]  ? end_current_label_crit_section+0x170/0x170
[  291.329530][ T6472]  ? gfs2_reconfigure+0xb10/0xb10
[  291.334658][ T6472]  ? setup_bdev_super+0x660/0x660
[  291.339700][ T6472]  gfs2_get_tree+0x51/0x1e0
[  291.344224][ T6472]  vfs_get_tree+0x8c/0x280
[  291.348658][ T6472]  do_new_mount+0x24b/0xa40
[  291.353181][ T6472]  __se_sys_mount+0x2da/0x3c0
[  291.357875][ T6472]  ? __x64_sys_mount+0xc0/0xc0
[  291.362655][ T6472]  ? lockdep_hardirqs_on+0x98/0x150
[  291.367876][ T6472]  ? __x64_sys_mount+0x20/0xc0
[  291.372657][ T6472]  do_syscall_64+0x55/0xb0
[  291.377174][ T6472]  ? clear_bhb_loop+0x40/0x90
[  291.381871][ T6472]  ? clear_bhb_loop+0x40/0x90
[  291.386577][ T6472]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  291.392487][ T6472] RIP: 0033:0x7ffab2b90eea
[  291.397000][ T6472] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  291.416620][ T6472] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  291.425048][ T6472] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  291.433030][ T6472] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  291.441037][ T6472] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  291.449052][ T6472] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  291.457099][ T6472] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  291.465116][ T6472]  </TASK>
[  291.471204][ T6472] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  291.485612][ T6472] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 02:47:24 executed programs: 168
[  291.933470][ T6475] loop1: detected capacity change from 0 to 32768
[  291.943467][ T6475] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.951839][ T6475] CPU: 0 PID: 6475 Comm: syz.1.183 Not tainted syzkaller #0
[  291.959186][ T6475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.969259][ T6475] Call Trace:
[  291.972552][ T6475]  <TASK>
[  291.975494][ T6475]  dump_stack_lvl+0x16c/0x230
[  291.980196][ T6475]  ? show_regs_print_info+0x20/0x20
[  291.985409][ T6475]  ? load_image+0x3b0/0x3b0
[  291.989938][ T6475]  sysfs_create_dir_ns+0x256/0x280
[  291.995070][ T6475]  ? sysfs_warn_dup+0xa0/0xa0
[  291.999770][ T6475]  ? do_raw_spin_unlock+0x121/0x230
[  292.004988][ T6475]  kobject_add_internal+0x6b8/0xc70
[  292.010214][ T6475]  kobject_init_and_add+0x126/0x190
[  292.015427][ T6475]  ? lockdep_softirqs_off+0x430/0x430
[  292.020832][ T6475]  ? kobject_add+0x220/0x220
[  292.025446][ T6475]  ? __init_swait_queue_head+0xa9/0x150
[  292.031011][ T6475]  gfs2_sys_fs_add+0x238/0x470
[  292.035794][ T6475]  ? gfs2_recover_set+0x250/0x250
[  292.040845][ T6475]  ? apply_workqueue_attrs+0x180/0x180
[  292.046334][ T6475]  gfs2_fill_super+0x1323/0x1f80
[  292.051306][ T6475]  ? gfs2_reconfigure+0xb10/0xb10
[  292.056360][ T6475]  ? setup_bdev_super+0x56b/0x660
[  292.061398][ T6475]  get_tree_bdev+0x3e4/0x510
[  292.066000][ T6475]  ? end_current_label_crit_section+0x170/0x170
[  292.072258][ T6475]  ? gfs2_reconfigure+0xb10/0xb10
[  292.077296][ T6475]  ? setup_bdev_super+0x660/0x660
[  292.082347][ T6475]  gfs2_get_tree+0x51/0x1e0
[  292.086873][ T6475]  vfs_get_tree+0x8c/0x280
[  292.091306][ T6475]  do_new_mount+0x24b/0xa40
[  292.095828][ T6475]  __se_sys_mount+0x2da/0x3c0
[  292.100528][ T6475]  ? __x64_sys_mount+0xc0/0xc0
[  292.105305][ T6475]  ? lockdep_hardirqs_on+0x98/0x150
[  292.110515][ T6475]  ? __x64_sys_mount+0x20/0xc0
[  292.115444][ T6475]  do_syscall_64+0x55/0xb0
[  292.119916][ T6475]  ? clear_bhb_loop+0x40/0x90
[  292.124603][ T6475]  ? clear_bhb_loop+0x40/0x90
[  292.129383][ T6475]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.135296][ T6475] RIP: 0033:0x7ffab2b90eea
[  292.139722][ T6475] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  292.159343][ T6475] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.167772][ T6475] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  292.175844][ T6475] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  292.183837][ T6475] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  292.191829][ T6475] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.199820][ T6475] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  292.207820][ T6475]  </TASK>
[  292.218388][ T6475] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.238037][ T6475] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  292.624342][ T6478] loop1: detected capacity change from 0 to 32768
[  292.641438][ T6478] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  292.649213][ T6478] CPU: 1 PID: 6478 Comm: syz.1.184 Not tainted syzkaller #0
[  292.656641][ T6478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  292.666747][ T6478] Call Trace:
[  292.670144][ T6478]  <TASK>
[  292.673157][ T6478]  dump_stack_lvl+0x16c/0x230
[  292.677910][ T6478]  ? show_regs_print_info+0x20/0x20
[  292.683170][ T6478]  ? load_image+0x3b0/0x3b0
[  292.687740][ T6478]  sysfs_create_dir_ns+0x256/0x280
[  292.692929][ T6478]  ? sysfs_warn_dup+0xa0/0xa0
[  292.697683][ T6478]  ? do_raw_spin_unlock+0x121/0x230
[  292.702953][ T6478]  kobject_add_internal+0x6b8/0xc70
[  292.708221][ T6478]  kobject_init_and_add+0x126/0x190
[  292.713487][ T6478]  ? lockdep_softirqs_off+0x430/0x430
[  292.718903][ T6478]  ? kobject_add+0x220/0x220
[  292.723523][ T6478]  ? __init_swait_queue_head+0xa9/0x150
[  292.729095][ T6478]  gfs2_sys_fs_add+0x238/0x470
[  292.733883][ T6478]  ? gfs2_recover_set+0x250/0x250
[  292.739016][ T6478]  ? apply_workqueue_attrs+0x180/0x180
[  292.744499][ T6478]  gfs2_fill_super+0x1323/0x1f80
[  292.749463][ T6478]  ? gfs2_reconfigure+0xb10/0xb10
[  292.754512][ T6478]  ? setup_bdev_super+0x56b/0x660
[  292.759549][ T6478]  get_tree_bdev+0x3e4/0x510
[  292.764150][ T6478]  ? end_current_label_crit_section+0x170/0x170
[  292.770406][ T6478]  ? gfs2_reconfigure+0xb10/0xb10
[  292.775445][ T6478]  ? setup_bdev_super+0x660/0x660
[  292.780529][ T6478]  gfs2_get_tree+0x51/0x1e0
[  292.785084][ T6478]  vfs_get_tree+0x8c/0x280
[  292.789524][ T6478]  do_new_mount+0x24b/0xa40
[  292.794057][ T6478]  __se_sys_mount+0x2da/0x3c0
[  292.798849][ T6478]  ? __x64_sys_mount+0xc0/0xc0
[  292.803628][ T6478]  ? lockdep_hardirqs_on+0x98/0x150
[  292.808887][ T6478]  ? __x64_sys_mount+0x20/0xc0
[  292.813672][ T6478]  do_syscall_64+0x55/0xb0
[  292.818129][ T6478]  ? clear_bhb_loop+0x40/0x90
[  292.822832][ T6478]  ? clear_bhb_loop+0x40/0x90
[  292.827533][ T6478]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.833447][ T6478] RIP: 0033:0x7ffab2b90eea
[  292.837877][ T6478] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  292.857495][ T6478] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.865925][ T6478] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  292.873907][ T6478] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  292.881890][ T6478] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  292.889892][ T6478] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.897873][ T6478] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  292.905868][ T6478]  </TASK>
[  292.915608][ T6478] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.933469][ T6478] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.327542][ T6481] loop1: detected capacity change from 0 to 32768
[  293.342735][ T6481] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  293.350323][ T6481] CPU: 0 PID: 6481 Comm: syz.1.185 Not tainted syzkaller #0
[  293.357657][ T6481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  293.367757][ T6481] Call Trace:
[  293.371095][ T6481]  <TASK>
[  293.374065][ T6481]  dump_stack_lvl+0x16c/0x230
[  293.378989][ T6481]  ? show_regs_print_info+0x20/0x20
[  293.384248][ T6481]  ? load_image+0x3b0/0x3b0
[  293.388813][ T6481]  sysfs_create_dir_ns+0x256/0x280
[  293.393976][ T6481]  ? sysfs_warn_dup+0xa0/0xa0
[  293.398694][ T6481]  ? do_raw_spin_unlock+0x121/0x230
[  293.403944][ T6481]  kobject_add_internal+0x6b8/0xc70
[  293.409204][ T6481]  kobject_init_and_add+0x126/0x190
[  293.414461][ T6481]  ? lockdep_softirqs_off+0x430/0x430
[  293.419887][ T6481]  ? kobject_add+0x220/0x220
[  293.424524][ T6481]  ? __init_swait_queue_head+0xa9/0x150
[  293.430121][ T6481]  gfs2_sys_fs_add+0x238/0x470
[  293.434931][ T6481]  ? gfs2_recover_set+0x250/0x250
[  293.440048][ T6481]  ? apply_workqueue_attrs+0x180/0x180
[  293.445655][ T6481]  gfs2_fill_super+0x1323/0x1f80
[  293.450653][ T6481]  ? gfs2_reconfigure+0xb10/0xb10
[  293.455739][ T6481]  ? setup_bdev_super+0x56b/0x660
[  293.460807][ T6481]  get_tree_bdev+0x3e4/0x510
[  293.465506][ T6481]  ? end_current_label_crit_section+0x170/0x170
[  293.471768][ T6481]  ? gfs2_reconfigure+0xb10/0xb10
[  293.476824][ T6481]  ? setup_bdev_super+0x660/0x660
[  293.481867][ T6481]  gfs2_get_tree+0x51/0x1e0
[  293.486389][ T6481]  vfs_get_tree+0x8c/0x280
[  293.490818][ T6481]  do_new_mount+0x24b/0xa40
[  293.495349][ T6481]  __se_sys_mount+0x2da/0x3c0
[  293.500071][ T6481]  ? __x64_sys_mount+0xc0/0xc0
[  293.504871][ T6481]  ? lockdep_hardirqs_on+0x98/0x150
[  293.510109][ T6481]  ? __x64_sys_mount+0x20/0xc0
[  293.515247][ T6481]  do_syscall_64+0x55/0xb0
[  293.519680][ T6481]  ? clear_bhb_loop+0x40/0x90
[  293.524378][ T6481]  ? clear_bhb_loop+0x40/0x90
[  293.529080][ T6481]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  293.534988][ T6481] RIP: 0033:0x7ffab2b90eea
[  293.539419][ T6481] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  293.559143][ T6481] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.567579][ T6481] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  293.575558][ T6481] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  293.583539][ T6481] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  293.591522][ T6481] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  293.599501][ T6481] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  293.607494][ T6481]  </TASK>
[  293.614694][ T6481] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  293.628771][ T6481] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.988711][ T5854] Bluetooth: hci1: command 0x0406 tx timeout
[  294.045958][ T6484] loop1: detected capacity change from 0 to 32768
[  294.063383][ T6484] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.071864][ T6484] CPU: 1 PID: 6484 Comm: syz.1.186 Not tainted syzkaller #0
[  294.079211][ T6484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.089396][ T6484] Call Trace:
[  294.092718][ T6484]  <TASK>
[  294.095689][ T6484]  dump_stack_lvl+0x16c/0x230
[  294.100429][ T6484]  ? show_regs_print_info+0x20/0x20
[  294.105764][ T6484]  ? load_image+0x3b0/0x3b0
[  294.110335][ T6484]  sysfs_create_dir_ns+0x256/0x280
[  294.115505][ T6484]  ? sysfs_warn_dup+0xa0/0xa0
[  294.120230][ T6484]  ? do_raw_spin_unlock+0x121/0x230
[  294.125476][ T6484]  kobject_add_internal+0x6b8/0xc70
[  294.130729][ T6484]  kobject_init_and_add+0x126/0x190
[  294.135978][ T6484]  ? lockdep_softirqs_off+0x430/0x430
[  294.141491][ T6484]  ? kobject_add+0x220/0x220
[  294.146136][ T6484]  ? __init_swait_queue_head+0xa9/0x150
[  294.151737][ T6484]  gfs2_sys_fs_add+0x238/0x470
[  294.156551][ T6484]  ? gfs2_recover_set+0x250/0x250
[  294.161625][ T6484]  ? apply_workqueue_attrs+0x180/0x180
[  294.167144][ T6484]  gfs2_fill_super+0x1323/0x1f80
[  294.172144][ T6484]  ? gfs2_reconfigure+0xb10/0xb10
[  294.177202][ T6484]  ? setup_bdev_super+0x56b/0x660
[  294.182242][ T6484]  get_tree_bdev+0x3e4/0x510
[  294.186845][ T6484]  ? end_current_label_crit_section+0x170/0x170
[  294.193275][ T6484]  ? gfs2_reconfigure+0xb10/0xb10
[  294.198318][ T6484]  ? setup_bdev_super+0x660/0x660
[  294.203370][ T6484]  gfs2_get_tree+0x51/0x1e0
[  294.207891][ T6484]  vfs_get_tree+0x8c/0x280
[  294.212318][ T6484]  do_new_mount+0x24b/0xa40
[  294.216849][ T6484]  __se_sys_mount+0x2da/0x3c0
[  294.221566][ T6484]  ? __x64_sys_mount+0xc0/0xc0
[  294.226354][ T6484]  ? lockdep_hardirqs_on+0x98/0x150
[  294.231564][ T6484]  ? __x64_sys_mount+0x20/0xc0
[  294.236338][ T6484]  do_syscall_64+0x55/0xb0
[  294.240762][ T6484]  ? clear_bhb_loop+0x40/0x90
[  294.245458][ T6484]  ? clear_bhb_loop+0x40/0x90
[  294.250149][ T6484]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  294.256052][ T6484] RIP: 0033:0x7ffab2b90eea
[  294.260482][ T6484] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  294.280103][ T6484] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.288545][ T6484] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  294.296630][ T6484] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  294.304703][ T6484] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  294.312685][ T6484] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  294.320667][ T6484] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  294.328665][ T6484]  </TASK>
[  294.345884][ T6484] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  294.360924][ T6484] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  294.786480][ T6487] loop1: detected capacity change from 0 to 32768
[  294.799398][ T6487] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.807662][ T6487] CPU: 0 PID: 6487 Comm: syz.1.187 Not tainted syzkaller #0
[  294.815007][ T6487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.825119][ T6487] Call Trace:
[  294.828444][ T6487]  <TASK>
[  294.831410][ T6487]  dump_stack_lvl+0x16c/0x230
[  294.836147][ T6487]  ? show_regs_print_info+0x20/0x20
[  294.841394][ T6487]  ? load_image+0x3b0/0x3b0
[  294.845959][ T6487]  sysfs_create_dir_ns+0x256/0x280
[  294.851127][ T6487]  ? sysfs_warn_dup+0xa0/0xa0
[  294.855848][ T6487]  ? do_raw_spin_unlock+0x121/0x230
[  294.861085][ T6487]  kobject_add_internal+0x6b8/0xc70
[  294.866321][ T6487]  kobject_init_and_add+0x126/0x190
[  294.871537][ T6487]  ? lockdep_softirqs_off+0x430/0x430
[  294.876927][ T6487]  ? kobject_add+0x220/0x220
[  294.881536][ T6487]  ? __init_swait_queue_head+0xa9/0x150
[  294.887099][ T6487]  gfs2_sys_fs_add+0x238/0x470
[  294.891878][ T6487]  ? gfs2_recover_set+0x250/0x250
[  294.896918][ T6487]  ? apply_workqueue_attrs+0x180/0x180
[  294.902401][ T6487]  gfs2_fill_super+0x1323/0x1f80
[  294.907368][ T6487]  ? gfs2_reconfigure+0xb10/0xb10
[  294.912415][ T6487]  ? setup_bdev_super+0x56b/0x660
[  294.917452][ T6487]  get_tree_bdev+0x3e4/0x510
[  294.922056][ T6487]  ? end_current_label_crit_section+0x170/0x170
[  294.928311][ T6487]  ? gfs2_reconfigure+0xb10/0xb10
[  294.933346][ T6487]  ? setup_bdev_super+0x660/0x660
[  294.938401][ T6487]  gfs2_get_tree+0x51/0x1e0
[  294.942923][ T6487]  vfs_get_tree+0x8c/0x280
[  294.947353][ T6487]  do_new_mount+0x24b/0xa40
[  294.951869][ T6487]  __se_sys_mount+0x2da/0x3c0
[  294.956560][ T6487]  ? __x64_sys_mount+0xc0/0xc0
[  294.961341][ T6487]  ? lockdep_hardirqs_on+0x98/0x150
[  294.966557][ T6487]  ? __x64_sys_mount+0x20/0xc0
[  294.971349][ T6487]  do_syscall_64+0x55/0xb0
[  294.975793][ T6487]  ? clear_bhb_loop+0x40/0x90
[  294.980484][ T6487]  ? clear_bhb_loop+0x40/0x90
[  294.985178][ T6487]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  294.991096][ T6487] RIP: 0033:0x7ffab2b90eea
[  294.995526][ T6487] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  295.015240][ T6487] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.023677][ T6487] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  295.031660][ T6487] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  295.039639][ T6487] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  295.047618][ T6487] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  295.055598][ T6487] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  295.063596][ T6487]  </TASK>
[  295.073534][ T6487] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  295.102100][ T6487] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  295.513712][ T6490] loop1: detected capacity change from 0 to 32768
[  295.523457][ T6490] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  295.531464][ T6490] CPU: 1 PID: 6490 Comm: syz.1.188 Not tainted syzkaller #0
[  295.538811][ T6490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  295.548916][ T6490] Call Trace:
[  295.552242][ T6490]  <TASK>
[  295.555214][ T6490]  dump_stack_lvl+0x16c/0x230
[  295.559962][ T6490]  ? show_regs_print_info+0x20/0x20
[  295.565209][ T6490]  ? load_image+0x3b0/0x3b0
[  295.569770][ T6490]  sysfs_create_dir_ns+0x256/0x280
[  295.575106][ T6490]  ? sysfs_warn_dup+0xa0/0xa0
[  295.579831][ T6490]  ? do_raw_spin_unlock+0x121/0x230
[  295.585074][ T6490]  kobject_add_internal+0x6b8/0xc70
[  295.590298][ T6490]  kobject_init_and_add+0x126/0x190
[  295.595519][ T6490]  ? lockdep_softirqs_off+0x430/0x430
[  295.600912][ T6490]  ? kobject_add+0x220/0x220
[  295.605518][ T6490]  ? __init_swait_queue_head+0xa9/0x150
[  295.611085][ T6490]  gfs2_sys_fs_add+0x238/0x470
[  295.615885][ T6490]  ? gfs2_recover_set+0x250/0x250
[  295.620929][ T6490]  ? apply_workqueue_attrs+0x180/0x180
[  295.626407][ T6490]  gfs2_fill_super+0x1323/0x1f80
[  295.631370][ T6490]  ? gfs2_reconfigure+0xb10/0xb10
[  295.636421][ T6490]  ? setup_bdev_super+0x56b/0x660
[  295.641550][ T6490]  get_tree_bdev+0x3e4/0x510
[  295.646158][ T6490]  ? end_current_label_crit_section+0x170/0x170
[  295.652415][ T6490]  ? gfs2_reconfigure+0xb10/0xb10
[  295.657464][ T6490]  ? setup_bdev_super+0x660/0x660
[  295.662515][ T6490]  gfs2_get_tree+0x51/0x1e0
[  295.667123][ T6490]  vfs_get_tree+0x8c/0x280
[  295.671556][ T6490]  do_new_mount+0x24b/0xa40
[  295.676078][ T6490]  __se_sys_mount+0x2da/0x3c0
[  295.680783][ T6490]  ? __x64_sys_mount+0xc0/0xc0
[  295.685566][ T6490]  ? lockdep_hardirqs_on+0x98/0x150
[  295.690780][ T6490]  ? __x64_sys_mount+0x20/0xc0
[  295.695648][ T6490]  do_syscall_64+0x55/0xb0
[  295.700084][ T6490]  ? clear_bhb_loop+0x40/0x90
[  295.704778][ T6490]  ? clear_bhb_loop+0x40/0x90
[  295.709469][ T6490]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  295.715375][ T6490] RIP: 0033:0x7ffab2b90eea
[  295.719803][ T6490] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  295.739448][ T6490] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.747972][ T6490] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  295.755959][ T6490] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  295.763938][ T6490] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  295.771922][ T6490] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  295.779903][ T6490] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  295.787897][ T6490]  </TASK>
[  295.794386][ T6490] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  295.809481][ T6490] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  296.205647][ T6493] loop1: detected capacity change from 0 to 32768
[  296.226312][ T6493] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  296.234019][ T6493] CPU: 0 PID: 6493 Comm: syz.1.189 Not tainted syzkaller #0
[  296.241437][ T6493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  296.251550][ T6493] Call Trace:
[  296.254874][ T6493]  <TASK>
[  296.257851][ T6493]  dump_stack_lvl+0x16c/0x230
[  296.262596][ T6493]  ? show_regs_print_info+0x20/0x20
[  296.267845][ T6493]  ? load_image+0x3b0/0x3b0
[  296.272402][ T6493]  sysfs_create_dir_ns+0x256/0x280
[  296.277567][ T6493]  ? sysfs_warn_dup+0xa0/0xa0
[  296.282298][ T6493]  ? do_raw_spin_unlock+0x121/0x230
[  296.287554][ T6493]  kobject_add_internal+0x6b8/0xc70
[  296.292812][ T6493]  kobject_init_and_add+0x126/0x190
[  296.298060][ T6493]  ? lockdep_softirqs_off+0x430/0x430
[  296.303575][ T6493]  ? kobject_add+0x220/0x220
[  296.308212][ T6493]  ? __init_swait_queue_head+0xa9/0x150
[  296.313806][ T6493]  gfs2_sys_fs_add+0x238/0x470
[  296.318618][ T6493]  ? gfs2_recover_set+0x250/0x250
[  296.323693][ T6493]  ? apply_workqueue_attrs+0x180/0x180
[  296.329381][ T6493]  gfs2_fill_super+0x1323/0x1f80
[  296.334378][ T6493]  ? gfs2_reconfigure+0xb10/0xb10
[  296.339456][ T6493]  ? setup_bdev_super+0x56b/0x660
[  296.344524][ T6493]  get_tree_bdev+0x3e4/0x510
[  296.349178][ T6493]  ? end_current_label_crit_section+0x170/0x170
[  296.355436][ T6493]  ? gfs2_reconfigure+0xb10/0xb10
[  296.360461][ T6493]  ? setup_bdev_super+0x660/0x660
[  296.365488][ T6493]  gfs2_get_tree+0x51/0x1e0
[  296.370085][ T6493]  vfs_get_tree+0x8c/0x280
[  296.374502][ T6493]  do_new_mount+0x24b/0xa40
[  296.379122][ T6493]  __se_sys_mount+0x2da/0x3c0
[  296.383831][ T6493]  ? __x64_sys_mount+0xc0/0xc0
[  296.388598][ T6493]  ? lockdep_hardirqs_on+0x98/0x150
[  296.393882][ T6493]  ? __x64_sys_mount+0x20/0xc0
[  296.398664][ T6493]  do_syscall_64+0x55/0xb0
[  296.403120][ T6493]  ? clear_bhb_loop+0x40/0x90
[  296.407796][ T6493]  ? clear_bhb_loop+0x40/0x90
[  296.412492][ T6493]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  296.418525][ T6493] RIP: 0033:0x7ffab2b90eea
[  296.423012][ T6493] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  296.442621][ T6493] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.451043][ T6493] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  296.459203][ T6493] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  296.467192][ T6493] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  296.475169][ T6493] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  296.483138][ T6493] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  296.491126][ T6493]  </TASK>
[  296.504565][ T6493] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  296.519584][ T6493] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 02:47:29 executed programs: 175
[  296.961607][ T6496] loop1: detected capacity change from 0 to 32768
[  296.982055][ T6496] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  296.989772][ T6496] CPU: 1 PID: 6496 Comm: syz.1.190 Not tainted syzkaller #0
[  296.997121][ T6496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  297.007231][ T6496] Call Trace:
[  297.010553][ T6496]  <TASK>
[  297.013526][ T6496]  dump_stack_lvl+0x16c/0x230
[  297.018257][ T6496]  ? show_regs_print_info+0x20/0x20
[  297.023497][ T6496]  ? load_image+0x3b0/0x3b0
[  297.028057][ T6496]  sysfs_create_dir_ns+0x256/0x280
[  297.033226][ T6496]  ? sysfs_warn_dup+0xa0/0xa0
[  297.037967][ T6496]  ? do_raw_spin_unlock+0x121/0x230
[  297.043221][ T6496]  kobject_add_internal+0x6b8/0xc70
[  297.048478][ T6496]  kobject_init_and_add+0x126/0x190
[  297.053730][ T6496]  ? lockdep_softirqs_off+0x430/0x430
[  297.059133][ T6496]  ? kobject_add+0x220/0x220
[  297.063744][ T6496]  ? __init_swait_queue_head+0xa9/0x150
[  297.069304][ T6496]  gfs2_sys_fs_add+0x238/0x470
[  297.074171][ T6496]  ? gfs2_recover_set+0x250/0x250
[  297.079302][ T6496]  ? apply_workqueue_attrs+0x180/0x180
[  297.084785][ T6496]  gfs2_fill_super+0x1323/0x1f80
[  297.089754][ T6496]  ? gfs2_reconfigure+0xb10/0xb10
[  297.094803][ T6496]  ? setup_bdev_super+0x56b/0x660
[  297.099850][ T6496]  get_tree_bdev+0x3e4/0x510
[  297.104453][ T6496]  ? end_current_label_crit_section+0x170/0x170
[  297.110713][ T6496]  ? gfs2_reconfigure+0xb10/0xb10
[  297.115751][ T6496]  ? setup_bdev_super+0x660/0x660
[  297.120796][ T6496]  gfs2_get_tree+0x51/0x1e0
[  297.125337][ T6496]  vfs_get_tree+0x8c/0x280
[  297.129772][ T6496]  do_new_mount+0x24b/0xa40
[  297.134296][ T6496]  __se_sys_mount+0x2da/0x3c0
[  297.139077][ T6496]  ? __x64_sys_mount+0xc0/0xc0
[  297.143862][ T6496]  ? lockdep_hardirqs_on+0x98/0x150
[  297.149086][ T6496]  ? __x64_sys_mount+0x20/0xc0
[  297.153868][ T6496]  do_syscall_64+0x55/0xb0
[  297.158295][ T6496]  ? clear_bhb_loop+0x40/0x90
[  297.163103][ T6496]  ? clear_bhb_loop+0x40/0x90
[  297.167795][ T6496]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  297.174488][ T6496] RIP: 0033:0x7ffab2b90eea
[  297.178913][ T6496] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  297.198539][ T6496] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.206978][ T6496] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  297.214957][ T6496] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  297.222938][ T6496] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  297.230918][ T6496] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  297.238902][ T6496] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  297.246895][ T6496]  </TASK>
[  297.256711][ T6496] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  297.273704][ T6496] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  297.656930][ T6499] loop1: detected capacity change from 0 to 32768
[  297.672960][ T6499] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  297.681605][ T6499] CPU: 1 PID: 6499 Comm: syz.1.191 Not tainted syzkaller #0
[  297.688961][ T6499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  297.699073][ T6499] Call Trace:
[  297.702404][ T6499]  <TASK>
[  297.705378][ T6499]  dump_stack_lvl+0x16c/0x230
[  297.710121][ T6499]  ? show_regs_print_info+0x20/0x20
[  297.715369][ T6499]  ? load_image+0x3b0/0x3b0
[  297.719930][ T6499]  sysfs_create_dir_ns+0x256/0x280
[  297.725098][ T6499]  ? sysfs_warn_dup+0xa0/0xa0
[  297.729829][ T6499]  ? do_raw_spin_unlock+0x121/0x230
[  297.735090][ T6499]  kobject_add_internal+0x6b8/0xc70
[  297.740355][ T6499]  kobject_init_and_add+0x126/0x190
[  297.745606][ T6499]  ? lockdep_softirqs_off+0x430/0x430
[  297.751030][ T6499]  ? kobject_add+0x220/0x220
[  297.755678][ T6499]  ? __init_swait_queue_head+0xa9/0x150
[  297.761363][ T6499]  gfs2_sys_fs_add+0x238/0x470
[  297.766170][ T6499]  ? gfs2_recover_set+0x250/0x250
[  297.771247][ T6499]  ? apply_workqueue_attrs+0x180/0x180
[  297.776757][ T6499]  gfs2_fill_super+0x1323/0x1f80
[  297.781789][ T6499]  ? gfs2_reconfigure+0xb10/0xb10
[  297.786874][ T6499]  ? setup_bdev_super+0x56b/0x660
[  297.791912][ T6499]  get_tree_bdev+0x3e4/0x510
[  297.796510][ T6499]  ? end_current_label_crit_section+0x170/0x170
[  297.802759][ T6499]  ? gfs2_reconfigure+0xb10/0xb10
[  297.807788][ T6499]  ? setup_bdev_super+0x660/0x660
[  297.812859][ T6499]  gfs2_get_tree+0x51/0x1e0
[  297.817376][ T6499]  vfs_get_tree+0x8c/0x280
[  297.821792][ T6499]  do_new_mount+0x24b/0xa40
[  297.826321][ T6499]  __se_sys_mount+0x2da/0x3c0
[  297.831001][ T6499]  ? __x64_sys_mount+0xc0/0xc0
[  297.835780][ T6499]  ? lockdep_hardirqs_on+0x98/0x150
[  297.841017][ T6499]  ? __x64_sys_mount+0x20/0xc0
[  297.845794][ T6499]  do_syscall_64+0x55/0xb0
[  297.850230][ T6499]  ? clear_bhb_loop+0x40/0x90
[  297.854916][ T6499]  ? clear_bhb_loop+0x40/0x90
[  297.859593][ T6499]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  297.865482][ T6499] RIP: 0033:0x7ffab2b90eea
[  297.869895][ T6499] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  297.889499][ T6499] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.897910][ T6499] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  297.905886][ T6499] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  297.913860][ T6499] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  297.921833][ T6499] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  297.929890][ T6499] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  297.937868][ T6499]  </TASK>
[  297.941986][ T6499] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  297.956449][ T6499] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  298.377242][ T6502] loop1: detected capacity change from 0 to 32768
[  298.398852][ T6502] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  298.406303][ T6502] CPU: 1 PID: 6502 Comm: syz.1.192 Not tainted syzkaller #0
[  298.413637][ T6502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  298.423733][ T6502] Call Trace:
[  298.427038][ T6502]  <TASK>
[  298.430014][ T6502]  dump_stack_lvl+0x16c/0x230
[  298.434755][ T6502]  ? show_regs_print_info+0x20/0x20
[  298.440008][ T6502]  ? load_image+0x3b0/0x3b0
[  298.444579][ T6502]  sysfs_create_dir_ns+0x256/0x280
[  298.449751][ T6502]  ? sysfs_warn_dup+0xa0/0xa0
[  298.454659][ T6502]  ? do_raw_spin_unlock+0x121/0x230
[  298.459913][ T6502]  kobject_add_internal+0x6b8/0xc70
[  298.465170][ T6502]  kobject_init_and_add+0x126/0x190
[  298.470412][ T6502]  ? lockdep_softirqs_off+0x430/0x430
[  298.475827][ T6502]  ? kobject_add+0x220/0x220
[  298.480468][ T6502]  ? __init_swait_queue_head+0xa9/0x150
[  298.486062][ T6502]  gfs2_sys_fs_add+0x238/0x470
[  298.490868][ T6502]  ? gfs2_recover_set+0x250/0x250
[  298.495993][ T6502]  ? apply_workqueue_attrs+0x180/0x180
[  298.501511][ T6502]  gfs2_fill_super+0x1323/0x1f80
[  298.506495][ T6502]  ? gfs2_reconfigure+0xb10/0xb10
[  298.511552][ T6502]  ? setup_bdev_super+0x56b/0x660
[  298.516602][ T6502]  get_tree_bdev+0x3e4/0x510
[  298.521200][ T6502]  ? end_current_label_crit_section+0x170/0x170
[  298.527442][ T6502]  ? gfs2_reconfigure+0xb10/0xb10
[  298.532469][ T6502]  ? setup_bdev_super+0x660/0x660
[  298.537499][ T6502]  gfs2_get_tree+0x51/0x1e0
[  298.542022][ T6502]  vfs_get_tree+0x8c/0x280
[  298.546454][ T6502]  do_new_mount+0x24b/0xa40
[  298.550991][ T6502]  __se_sys_mount+0x2da/0x3c0
[  298.555681][ T6502]  ? __x64_sys_mount+0xc0/0xc0
[  298.560464][ T6502]  ? lockdep_hardirqs_on+0x98/0x150
[  298.565705][ T6502]  ? __x64_sys_mount+0x20/0xc0
[  298.570501][ T6502]  do_syscall_64+0x55/0xb0
[  298.574918][ T6502]  ? clear_bhb_loop+0x40/0x90
[  298.579770][ T6502]  ? clear_bhb_loop+0x40/0x90
[  298.584450][ T6502]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  298.590351][ T6502] RIP: 0033:0x7ffab2b90eea
[  298.594791][ T6502] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  298.614681][ T6502] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.623098][ T6502] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  298.631096][ T6502] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  298.639070][ T6502] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  298.647213][ T6502] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  298.655202][ T6502] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  298.663190][ T6502]  </TASK>
[  298.667623][ T6502] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  298.681863][ T6502] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.105228][ T6505] loop1: detected capacity change from 0 to 32768
[  299.128793][ T6505] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  299.136440][ T6505] CPU: 0 PID: 6505 Comm: syz.1.193 Not tainted syzkaller #0
[  299.143779][ T6505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  299.153877][ T6505] Call Trace:
[  299.157199][ T6505]  <TASK>
[  299.160170][ T6505]  dump_stack_lvl+0x16c/0x230
[  299.164992][ T6505]  ? show_regs_print_info+0x20/0x20
[  299.170246][ T6505]  ? load_image+0x3b0/0x3b0
[  299.174805][ T6505]  sysfs_create_dir_ns+0x256/0x280
[  299.179965][ T6505]  ? sysfs_warn_dup+0xa0/0xa0
[  299.184697][ T6505]  ? do_raw_spin_unlock+0x121/0x230
[  299.189957][ T6505]  kobject_add_internal+0x6b8/0xc70
[  299.195219][ T6505]  kobject_init_and_add+0x126/0x190
[  299.200469][ T6505]  ? lockdep_softirqs_off+0x430/0x430
[  299.205887][ T6505]  ? kobject_add+0x220/0x220
[  299.210527][ T6505]  ? __init_swait_queue_head+0xa9/0x150
[  299.216119][ T6505]  gfs2_sys_fs_add+0x238/0x470
[  299.220929][ T6505]  ? gfs2_recover_set+0x250/0x250
[  299.226002][ T6505]  ? apply_workqueue_attrs+0x180/0x180
[  299.231529][ T6505]  gfs2_fill_super+0x1323/0x1f80
[  299.236534][ T6505]  ? gfs2_reconfigure+0xb10/0xb10
[  299.241622][ T6505]  ? setup_bdev_super+0x56b/0x660
[  299.246679][ T6505]  get_tree_bdev+0x3e4/0x510
[  299.251283][ T6505]  ? end_current_label_crit_section+0x170/0x170
[  299.257539][ T6505]  ? gfs2_reconfigure+0xb10/0xb10
[  299.262576][ T6505]  ? setup_bdev_super+0x660/0x660
[  299.267630][ T6505]  gfs2_get_tree+0x51/0x1e0
[  299.272161][ T6505]  vfs_get_tree+0x8c/0x280
[  299.276594][ T6505]  do_new_mount+0x24b/0xa40
[  299.281214][ T6505]  __se_sys_mount+0x2da/0x3c0
[  299.285907][ T6505]  ? __x64_sys_mount+0xc0/0xc0
[  299.290686][ T6505]  ? lockdep_hardirqs_on+0x98/0x150
[  299.295903][ T6505]  ? __x64_sys_mount+0x20/0xc0
[  299.300683][ T6505]  do_syscall_64+0x55/0xb0
[  299.305107][ T6505]  ? clear_bhb_loop+0x40/0x90
[  299.309795][ T6505]  ? clear_bhb_loop+0x40/0x90
[  299.314486][ T6505]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  299.320395][ T6505] RIP: 0033:0x7ffab2b90eea
[  299.324821][ T6505] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  299.344437][ T6505] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  299.352864][ T6505] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  299.360844][ T6505] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  299.368824][ T6505] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  299.376817][ T6505] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  299.384840][ T6505] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  299.392846][ T6505]  </TASK>
[  299.401743][ T6505] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  299.415766][ T6505] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.835536][ T6508] loop1: detected capacity change from 0 to 32768
[  299.854410][ T6508] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  299.862255][ T6508] CPU: 1 PID: 6508 Comm: syz.1.194 Not tainted syzkaller #0
[  299.869706][ T6508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  299.879816][ T6508] Call Trace:
[  299.883132][ T6508]  <TASK>
[  299.886105][ T6508]  dump_stack_lvl+0x16c/0x230
[  299.890842][ T6508]  ? show_regs_print_info+0x20/0x20
[  299.896100][ T6508]  ? load_image+0x3b0/0x3b0
[  299.900663][ T6508]  sysfs_create_dir_ns+0x256/0x280
[  299.905826][ T6508]  ? sysfs_warn_dup+0xa0/0xa0
[  299.910556][ T6508]  ? do_raw_spin_unlock+0x121/0x230
[  299.915808][ T6508]  kobject_add_internal+0x6b8/0xc70
[  299.921151][ T6508]  kobject_init_and_add+0x126/0x190
[  299.926393][ T6508]  ? lockdep_softirqs_off+0x430/0x430
[  299.931804][ T6508]  ? kobject_add+0x220/0x220
[  299.936459][ T6508]  ? __init_swait_queue_head+0xa9/0x150
[  299.942085][ T6508]  gfs2_sys_fs_add+0x238/0x470
[  299.946893][ T6508]  ? gfs2_recover_set+0x250/0x250
[  299.952041][ T6508]  ? apply_workqueue_attrs+0x180/0x180
[  299.957583][ T6508]  gfs2_fill_super+0x1323/0x1f80
[  299.962586][ T6508]  ? gfs2_reconfigure+0xb10/0xb10
[  299.967669][ T6508]  ? setup_bdev_super+0x56b/0x660
[  299.972828][ T6508]  get_tree_bdev+0x3e4/0x510
[  299.977457][ T6508]  ? end_current_label_crit_section+0x170/0x170
[  299.983744][ T6508]  ? gfs2_reconfigure+0xb10/0xb10
[  299.988779][ T6508]  ? setup_bdev_super+0x660/0x660
[  299.993811][ T6508]  gfs2_get_tree+0x51/0x1e0
[  299.998363][ T6508]  vfs_get_tree+0x8c/0x280
[  300.002789][ T6508]  do_new_mount+0x24b/0xa40
[  300.007318][ T6508]  __se_sys_mount+0x2da/0x3c0
[  300.012009][ T6508]  ? __x64_sys_mount+0xc0/0xc0
[  300.016813][ T6508]  ? lockdep_hardirqs_on+0x98/0x150
[  300.022065][ T6508]  ? __x64_sys_mount+0x20/0xc0
[  300.026855][ T6508]  do_syscall_64+0x55/0xb0
[  300.031320][ T6508]  ? clear_bhb_loop+0x40/0x90
[  300.035998][ T6508]  ? clear_bhb_loop+0x40/0x90
[  300.040680][ T6508]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  300.046571][ T6508] RIP: 0033:0x7ffab2b90eea
[  300.050985][ T6508] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  300.070854][ T6508] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.079359][ T6508] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  300.087328][ T6508] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  300.095319][ T6508] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  300.103299][ T6508] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  300.111281][ T6508] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  300.119348][ T6508]  </TASK>
[  300.123472][ T6508] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  300.137442][ T6508] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  300.551383][ T6511] loop1: detected capacity change from 0 to 32768
[  300.561207][ T6511] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.568863][ T6511] CPU: 1 PID: 6511 Comm: syz.1.195 Not tainted syzkaller #0
[  300.576194][ T6511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  300.586297][ T6511] Call Trace:
[  300.589619][ T6511]  <TASK>
[  300.592587][ T6511]  dump_stack_lvl+0x16c/0x230
[  300.597323][ T6511]  ? show_regs_print_info+0x20/0x20
[  300.602578][ T6511]  ? load_image+0x3b0/0x3b0
[  300.607147][ T6511]  sysfs_create_dir_ns+0x256/0x280
[  300.612315][ T6511]  ? sysfs_warn_dup+0xa0/0xa0
[  300.617045][ T6511]  ? do_raw_spin_unlock+0x121/0x230
[  300.622295][ T6511]  kobject_add_internal+0x6b8/0xc70
[  300.627542][ T6511]  kobject_init_and_add+0x126/0x190
[  300.632788][ T6511]  ? lockdep_softirqs_off+0x430/0x430
[  300.638306][ T6511]  ? kobject_add+0x220/0x220
[  300.642967][ T6511]  ? __init_swait_queue_head+0xa9/0x150
[  300.648537][ T6511]  gfs2_sys_fs_add+0x238/0x470
[  300.653321][ T6511]  ? gfs2_recover_set+0x250/0x250
[  300.658364][ T6511]  ? apply_workqueue_attrs+0x180/0x180
[  300.663852][ T6511]  gfs2_fill_super+0x1323/0x1f80
[  300.668827][ T6511]  ? gfs2_reconfigure+0xb10/0xb10
[  300.673873][ T6511]  ? setup_bdev_super+0x56b/0x660
[  300.678919][ T6511]  get_tree_bdev+0x3e4/0x510
[  300.683522][ T6511]  ? end_current_label_crit_section+0x170/0x170
[  300.689780][ T6511]  ? gfs2_reconfigure+0xb10/0xb10
[  300.694829][ T6511]  ? setup_bdev_super+0x660/0x660
[  300.699873][ T6511]  gfs2_get_tree+0x51/0x1e0
[  300.704396][ T6511]  vfs_get_tree+0x8c/0x280
[  300.708831][ T6511]  do_new_mount+0x24b/0xa40
[  300.713356][ T6511]  __se_sys_mount+0x2da/0x3c0
[  300.718084][ T6511]  ? __x64_sys_mount+0xc0/0xc0
[  300.722900][ T6511]  ? lockdep_hardirqs_on+0x98/0x150
[  300.728125][ T6511]  ? __x64_sys_mount+0x20/0xc0
[  300.732936][ T6511]  do_syscall_64+0x55/0xb0
[  300.737403][ T6511]  ? clear_bhb_loop+0x40/0x90
[  300.742118][ T6511]  ? clear_bhb_loop+0x40/0x90
[  300.746821][ T6511]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  300.752735][ T6511] RIP: 0033:0x7ffab2b90eea
[  300.757165][ T6511] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  300.776794][ T6511] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.785251][ T6511] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  300.793251][ T6511] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  300.801241][ T6511] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  300.809315][ T6511] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  300.817301][ T6511] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  300.825302][ T6511]  </TASK>
[  300.834768][ T6511] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  300.850195][ T6511] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  301.300056][ T6514] loop1: detected capacity change from 0 to 32768
[  301.313220][ T6514] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  301.321460][ T6514] CPU: 0 PID: 6514 Comm: syz.1.196 Not tainted syzkaller #0
[  301.328902][ T6514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  301.339077][ T6514] Call Trace:
[  301.342414][ T6514]  <TASK>
[  301.345358][ T6514]  dump_stack_lvl+0x16c/0x230
[  301.350061][ T6514]  ? show_regs_print_info+0x20/0x20
[  301.355278][ T6514]  ? load_image+0x3b0/0x3b0
[  301.359808][ T6514]  sysfs_create_dir_ns+0x256/0x280
[  301.364938][ T6514]  ? sysfs_warn_dup+0xa0/0xa0
[  301.369640][ T6514]  ? do_raw_spin_unlock+0x121/0x230
[  301.374854][ T6514]  kobject_add_internal+0x6b8/0xc70
[  301.380084][ T6514]  kobject_init_and_add+0x126/0x190
[  301.385296][ T6514]  ? lockdep_softirqs_off+0x430/0x430
[  301.390683][ T6514]  ? kobject_add+0x220/0x220
[  301.395289][ T6514]  ? __init_swait_queue_head+0xa9/0x150
[  301.400852][ T6514]  gfs2_sys_fs_add+0x238/0x470
[  301.405635][ T6514]  ? gfs2_recover_set+0x250/0x250
[  301.410682][ T6514]  ? apply_workqueue_attrs+0x180/0x180
[  301.416161][ T6514]  gfs2_fill_super+0x1323/0x1f80
[  301.421127][ T6514]  ? gfs2_reconfigure+0xb10/0xb10
[  301.426172][ T6514]  ? setup_bdev_super+0x56b/0x660
[  301.431207][ T6514]  get_tree_bdev+0x3e4/0x510
[  301.435810][ T6514]  ? end_current_label_crit_section+0x170/0x170
[  301.442069][ T6514]  ? gfs2_reconfigure+0xb10/0xb10
[  301.447112][ T6514]  ? setup_bdev_super+0x660/0x660
[  301.452156][ T6514]  gfs2_get_tree+0x51/0x1e0
[  301.456677][ T6514]  vfs_get_tree+0x8c/0x280
[  301.461105][ T6514]  do_new_mount+0x24b/0xa40
[  301.465627][ T6514]  __se_sys_mount+0x2da/0x3c0
[  301.470319][ T6514]  ? __x64_sys_mount+0xc0/0xc0
[  301.475093][ T6514]  ? lockdep_hardirqs_on+0x98/0x150
[  301.480306][ T6514]  ? __x64_sys_mount+0x20/0xc0
[  301.485081][ T6514]  do_syscall_64+0x55/0xb0
[  301.489547][ T6514]  ? clear_bhb_loop+0x40/0x90
[  301.494246][ T6514]  ? clear_bhb_loop+0x40/0x90
[  301.498941][ T6514]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  301.504854][ T6514] RIP: 0033:0x7ffab2b90eea
[  301.509372][ T6514] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  301.528996][ T6514] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.538033][ T6514] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  301.546014][ T6514] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  301.553994][ T6514] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  301.561974][ T6514] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  301.569957][ T6514] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  301.577947][ T6514]  </TASK>
[  301.581997][ T6514] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  301.596141][ T6514] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  301.995387][ T6517] loop1: detected capacity change from 0 to 32768
[  302.010465][ T6517] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.017928][ T6517] CPU: 1 PID: 6517 Comm: syz.1.197 Not tainted syzkaller #0
[  302.025258][ T6517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  302.035353][ T6517] Call Trace:
[  302.038672][ T6517]  <TASK>
[  302.041641][ T6517]  dump_stack_lvl+0x16c/0x230
[  302.046378][ T6517]  ? show_regs_print_info+0x20/0x20
[  302.051633][ T6517]  ? load_image+0x3b0/0x3b0
[  302.056201][ T6517]  sysfs_create_dir_ns+0x256/0x280
[  302.061360][ T6517]  ? sysfs_warn_dup+0xa0/0xa0
[  302.066084][ T6517]  ? do_raw_spin_unlock+0x121/0x230
[  302.071321][ T6517]  kobject_add_internal+0x6b8/0xc70
[  302.076541][ T6517]  kobject_init_and_add+0x126/0x190
[  302.081751][ T6517]  ? lockdep_softirqs_off+0x430/0x430
[  302.087143][ T6517]  ? kobject_add+0x220/0x220
[  302.091844][ T6517]  ? __init_swait_queue_head+0xa9/0x150
[  302.097406][ T6517]  gfs2_sys_fs_add+0x238/0x470
[  302.102188][ T6517]  ? gfs2_recover_set+0x250/0x250
[  302.107233][ T6517]  ? apply_workqueue_attrs+0x180/0x180
[  302.112719][ T6517]  gfs2_fill_super+0x1323/0x1f80
[  302.117772][ T6517]  ? gfs2_reconfigure+0xb10/0xb10
[  302.122831][ T6517]  ? setup_bdev_super+0x56b/0x660
[  302.127954][ T6517]  get_tree_bdev+0x3e4/0x510
[  302.132556][ T6517]  ? end_current_label_crit_section+0x170/0x170
[  302.138822][ T6517]  ? gfs2_reconfigure+0xb10/0xb10
[  302.143891][ T6517]  ? setup_bdev_super+0x660/0x660
[  302.148935][ T6517]  gfs2_get_tree+0x51/0x1e0
[  302.153457][ T6517]  vfs_get_tree+0x8c/0x280
[  302.157888][ T6517]  do_new_mount+0x24b/0xa40
[  302.162408][ T6517]  __se_sys_mount+0x2da/0x3c0
[  302.167097][ T6517]  ? __x64_sys_mount+0xc0/0xc0
[  302.171884][ T6517]  ? lockdep_hardirqs_on+0x98/0x150
[  302.177099][ T6517]  ? __x64_sys_mount+0x20/0xc0
[  302.181874][ T6517]  do_syscall_64+0x55/0xb0
[  302.186300][ T6517]  ? clear_bhb_loop+0x40/0x90
[  302.191030][ T6517]  ? clear_bhb_loop+0x40/0x90
[  302.195723][ T6517]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  302.201630][ T6517] RIP: 0033:0x7ffab2b90eea
[  302.206078][ T6517] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.225700][ T6517] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.234388][ T6517] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  302.242373][ T6517] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  302.250354][ T6517] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  302.258331][ T6517] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  302.266314][ T6517] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  302.274309][ T6517]  </TASK>
[  302.286204][ T6517] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  302.301073][ T6517] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 02:47:34 executed programs: 183
[  302.695043][ T6520] loop1: detected capacity change from 0 to 32768
[  302.713409][ T6520] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.721128][ T6520] CPU: 1 PID: 6520 Comm: syz.1.198 Not tainted syzkaller #0
[  302.728481][ T6520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  302.738588][ T6520] Call Trace:
[  302.741907][ T6520]  <TASK>
[  302.744886][ T6520]  dump_stack_lvl+0x16c/0x230
[  302.749710][ T6520]  ? show_regs_print_info+0x20/0x20
[  302.754972][ T6520]  ? load_image+0x3b0/0x3b0
[  302.759623][ T6520]  sysfs_create_dir_ns+0x256/0x280
[  302.764804][ T6520]  ? sysfs_warn_dup+0xa0/0xa0
[  302.769557][ T6520]  ? do_raw_spin_unlock+0x121/0x230
[  302.774822][ T6520]  kobject_add_internal+0x6b8/0xc70
[  302.780087][ T6520]  kobject_init_and_add+0x126/0x190
[  302.785343][ T6520]  ? lockdep_softirqs_off+0x430/0x430
[  302.790773][ T6520]  ? kobject_add+0x220/0x220
[  302.795416][ T6520]  ? __init_swait_queue_head+0xa9/0x150
[  302.801016][ T6520]  gfs2_sys_fs_add+0x238/0x470
[  302.805924][ T6520]  ? gfs2_recover_set+0x250/0x250
[  302.811046][ T6520]  ? apply_workqueue_attrs+0x180/0x180
[  302.816571][ T6520]  gfs2_fill_super+0x1323/0x1f80
[  302.821569][ T6520]  ? gfs2_reconfigure+0xb10/0xb10
[  302.826655][ T6520]  ? setup_bdev_super+0x56b/0x660
[  302.831808][ T6520]  get_tree_bdev+0x3e4/0x510
[  302.836419][ T6520]  ? end_current_label_crit_section+0x170/0x170
[  302.842677][ T6520]  ? gfs2_reconfigure+0xb10/0xb10
[  302.847716][ T6520]  ? setup_bdev_super+0x660/0x660
[  302.852759][ T6520]  gfs2_get_tree+0x51/0x1e0
[  302.857281][ T6520]  vfs_get_tree+0x8c/0x280
[  302.861715][ T6520]  do_new_mount+0x24b/0xa40
[  302.866242][ T6520]  __se_sys_mount+0x2da/0x3c0
[  302.870939][ T6520]  ? __x64_sys_mount+0xc0/0xc0
[  302.875716][ T6520]  ? lockdep_hardirqs_on+0x98/0x150
[  302.880927][ T6520]  ? __x64_sys_mount+0x20/0xc0
[  302.885700][ T6520]  do_syscall_64+0x55/0xb0
[  302.890135][ T6520]  ? clear_bhb_loop+0x40/0x90
[  302.894826][ T6520]  ? clear_bhb_loop+0x40/0x90
[  302.899521][ T6520]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  302.905434][ T6520] RIP: 0033:0x7ffab2b90eea
[  302.909961][ T6520] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.929587][ T6520] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.938025][ T6520] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  302.946027][ T6520] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  302.954023][ T6520] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  302.962020][ T6520] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  302.970095][ T6520] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  302.978091][ T6520]  </TASK>
[  302.987213][ T6520] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  303.002378][ T6520] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.421006][ T6523] loop1: detected capacity change from 0 to 32768
[  303.428710][   T29] INFO: task syz-executor:5897 blocked for more than 143 seconds.
[  303.436840][   T29]       Not tainted syzkaller #0
[  303.445897][   T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  303.452826][ T6523] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  303.454695][   T29] task:syz-executor    state:D stack:21736 pid:5897  ppid:1      flags:0x00004004
[  303.472044][   T29] Call Trace:
[  303.473523][ T6523] CPU: 0 PID: 6523 Comm: syz.1.199 Not tainted syzkaller #0
[  303.476062][   T29]  <TASK>
[  303.482627][ T6523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  303.482642][ T6523] Call Trace:
[  303.482652][ T6523]  <TASK>
[  303.482660][ T6523]  dump_stack_lvl+0x16c/0x230
[  303.482705][ T6523]  ? show_regs_print_info+0x20/0x20
[  303.482734][ T6523]  ? load_image+0x3b0/0x3b0
[  303.482771][ T6523]  sysfs_create_dir_ns+0x256/0x280
[  303.482803][ T6523]  ? sysfs_warn_dup+0xa0/0xa0
[  303.482833][ T6523]  ? do_raw_spin_unlock+0x121/0x230
[  303.482862][ T6523]  kobject_add_internal+0x6b8/0xc70
[  303.482897][ T6523]  kobject_init_and_add+0x126/0x190
[  303.482923][ T6523]  ? lockdep_softirqs_off+0x430/0x430
[  303.482950][ T6523]  ? kobject_add+0x220/0x220
[  303.482981][ T6523]  ? __init_swait_queue_head+0xa9/0x150
[  303.483008][ T6523]  gfs2_sys_fs_add+0x238/0x470
[  303.483036][ T6523]  ? gfs2_recover_set+0x250/0x250
[  303.483076][ T6523]  ? apply_workqueue_attrs+0x180/0x180
[  303.483112][ T6523]  gfs2_fill_super+0x1323/0x1f80
[  303.486064][   T29]  __schedule+0x14d2/0x44d0
[  303.496129][ T6523]  ? gfs2_reconfigure+0xb10/0xb10
[  303.496167][ T6523]  ? setup_bdev_super+0x56b/0x660
[  303.496190][ T6523]  get_tree_bdev+0x3e4/0x510
[  303.496210][ T6523]  ? end_current_label_crit_section+0x170/0x170
[  303.496236][ T6523]  ? gfs2_reconfigure+0xb10/0xb10
[  303.499562][   T29]  ? asan.module_dtor+0x20/0x20
[  303.502447][ T6523]  ? setup_bdev_super+0x660/0x660
[  303.507202][   T29]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  303.512934][ T6523]  gfs2_get_tree+0x51/0x1e0
[  303.512965][ T6523]  vfs_get_tree+0x8c/0x280
[  303.512987][ T6523]  do_new_mount+0x24b/0xa40
[  303.517542][   T29]  ? lock_chain_count+0x20/0x20
[  303.522602][ T6523]  __se_sys_mount+0x2da/0x3c0
[  303.522632][ T6523]  ? __x64_sys_mount+0xc0/0xc0
[  303.527473][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  303.532697][ T6523]  ? lockdep_hardirqs_on+0x98/0x150
[  303.532721][ T6523]  ? __x64_sys_mount+0x20/0xc0
[  303.532743][ T6523]  do_syscall_64+0x55/0xb0
[  303.532760][ T6523]  ? clear_bhb_loop+0x40/0x90
[  303.532782][ T6523]  ? clear_bhb_loop+0x40/0x90
[  303.532805][ T6523]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  303.538078][   T29]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  303.543263][ T6523] RIP: 0033:0x7ffab2b90eea
[  303.543285][ T6523] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  303.543303][ T6523] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246
[  303.548725][   T29]  ? _raw_spin_unlock+0x40/0x40
[  303.553239][ T6523]  ORIG_RAX: 00000000000000a5
[  303.558824][   T29]  schedule+0xbd/0x170
[  303.563529][ T6523] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  303.568602][   T29]  bit_wait+0x11/0xd0
[  303.573997][ T6523] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  303.578961][   T29]  __wait_on_bit+0xac/0x2d0
[  303.583452][ T6523] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  303.583468][ T6523] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  303.583482][ T6523] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  303.583513][ T6523]  </TASK>
[  303.620110][ T6523] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  303.620965][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  303.626294][ T6523] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.631391][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  303.839757][   T29]  out_of_line_wait_on_bit+0x123/0x170
[  303.845319][   T29]  ? __wait_on_bit+0x2d0/0x2d0
[  303.868592][   T29]  ? bit_waitqueue+0x30/0x30
[  303.873382][   T29]  gfs2_glock_wait+0xbd/0x2a0
[  303.878128][   T29]  __gfs2_lookup+0x118/0x270
[  303.898555][   T29]  ? lockdep_softirqs_off+0x430/0x430
[  303.904123][   T29]  ? gfs2_atomic_open+0x220/0x220
[  303.914993][   T29]  ? __lookup_slow+0x281/0x3b0
[  303.933858][   T29]  ? __init_waitqueue_head+0xa9/0x150
[  303.948602][   T29]  __lookup_slow+0x281/0x3b0
[  303.953475][   T29]  ? lookup_one_len+0x2c0/0x2c0
[  303.958444][   T29]  ? down_read+0x1ac/0x2e0
[  303.974592][   T29]  lookup_slow+0x53/0x70
[  303.982135][   T29]  walk_component+0x2be/0x3f0
[  303.987176][   T29]  ? path_lookupat+0x15c/0x440
[  304.002356][   T29]  path_lookupat+0x169/0x440
[  304.007049][   T29]  filename_lookup+0x1f4/0x510
[  304.014821][   T29]  ? __virt_addr_valid+0x18c/0x540
[  304.022581][   T29]  ? hashlen_string+0x110/0x110
[  304.027599][   T29]  ? strncpy_from_user+0x197/0x2e0
[  304.035531][   T29]  ? getname_flags+0x20a/0x500
[  304.040656][   T29]  user_path_at_empty+0x42/0x60
[  304.045559][   T29]  __x64_sys_umount+0xf5/0x170
[  304.053386][   T29]  ? path_umount+0xef0/0xef0
[  304.058131][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  304.063993][   T29]  do_syscall_64+0x55/0xb0
[  304.068471][   T29]  ? clear_bhb_loop+0x40/0x90
[  304.077478][   T29]  ? clear_bhb_loop+0x40/0x90
[  304.082645][   T29]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  304.091597][   T29] RIP: 0033:0x7f7bde990a77
[  304.096926][   T29] RSP: 002b:00007ffdcbca6868 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  304.105960][   T29] RAX: ffffffffffffffda RBX: 00007f7bdea13d7d RCX: 00007f7bde990a77
[  304.114489][   T29] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdcbca6920
[  304.122909][   T29] RBP: 00007ffdcbca6920 R08: 0000000000000000 R09: 0000000000000000
[  304.131329][   T29] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdcbca7a10
[  304.139869][   T29] R13: 00007f7bdea13d7d R14: 0000555584a774a8 R15: 00007ffdcbca9bd0
[  304.147916][   T29]  </TASK>
[  304.160274][   T29] 
[  304.160274][   T29] Showing all locks held in the system:
[  304.168195][   T29] 1 lock held by khungtaskd/29:
[  304.173723][   T29]  #0: ffffffff8cd2ff20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290
[  304.184513][   T29] 2 locks held by getty/5529:
[  304.189556][   T29]  #0: ffff8880311120a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  304.200438][   T29]  #1: ffffc9000326e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380
[  304.211064][   T29] 1 lock held by syz-executor/5897:
[  304.216307][   T29]  #0: ffff888061899c40 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x46/0x70
[  304.226866][   T29] 2 locks held by syz.1.200/6527:
[  304.232380][   T29] 
[  304.234752][   T29] =============================================
[  304.234752][   T29] 
[  304.254030][   T29] NMI backtrace for cpu 0
[  304.258407][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  304.265722][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.275906][   T29] Call Trace:
[  304.279217][   T29]  <TASK>
[  304.282174][   T29]  dump_stack_lvl+0x16c/0x230
[  304.286896][   T29]  ? show_regs_print_info+0x20/0x20
[  304.292136][   T29]  ? load_image+0x3b0/0x3b0
[  304.296689][   T29]  nmi_cpu_backtrace+0x39b/0x3d0
[  304.300066][ T6527] loop1: detected capacity change from 0 to 32768
[  304.301670][   T29]  ? nmi_trigger_cpumask_backtrace+0x2f0/0x2f0
[  304.314286][   T29]  ? _printk+0xd0/0x110
[  304.318493][   T29]  ? load_image+0x3b0/0x3b0
[  304.323055][   T29]  ? load_image+0x3b0/0x3b0
[  304.327577][   T29]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  304.333659][   T29]  nmi_trigger_cpumask_backtrace+0x17a/0x2f0
[  304.339656][   T29]  watchdog+0xf41/0xf80
[  304.343831][   T29]  ? watchdog+0x1e1/0xf80
[  304.348177][   T29]  kthread+0x2fa/0x390
[  304.352255][   T29]  ? hungtask_pm_notify+0x90/0x90
[  304.357295][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.361899][   T29]  ret_from_fork+0x48/0x80
[  304.366326][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.370962][   T29]  ret_from_fork_asm+0x11/0x20
[  304.375750][   T29]  </TASK>
[  304.379369][   T29] Sending NMI from CPU 0 to CPUs 1:
[  304.384572][ T6527] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  304.384602][    C1] NMI backtrace for cpu 1
[  304.384611][    C1] CPU: 1 PID: 6527 Comm: syz.1.200 Not tainted syzkaller #0
[  304.384627][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.384635][    C1] RIP: 0010:__sanitizer_cov_trace_switch+0x96/0x120
[  304.384658][    C1] Code: 41 54 53 48 8b 54 24 20 65 4c 8b 05 c4 1f 7e 7e 45 31 c9 eb 08 49 ff c1 4c 39 c8 74 77 4e 8b 54 ce 10 65 44 8b 1d b2 1f 7e 7e <41> 81 e3 00 01 ff 00 74 13 41 81 fb 00 01 00 00 75 d9 41 83 b8 1c
[  304.384671][    C1] RSP: 0018:ffffc90004d16d90 EFLAGS: 00000216
[  304.384685][    C1] RAX: 0000000000000012 RBX: ffff0a1000000600 RCX: 0000000000000001
[  304.384696][    C1] RDX: ffffffff8a582695 RSI: ffffffff8e324180 RDI: 0000000000000000
[  304.384707][    C1] RBP: ffffffff8aab7e4c R08: ffff88802a54da00 R09: 0000000000000003
[  304.384717][    C1] R10: 0000000000000003 R11: 0000000080000001 R12: ffffc90084d1707f
[  304.384728][    C1] R13: ffffc90004d1708d R14: 0000000000000001 R15: ffffffff8aab7e4b
[  304.384739][    C1] FS:  000055556bc72500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[  304.384752][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  304.384763][    C1] CR2: 00007ffab2c4295f CR3: 000000002108e000 CR4: 00000000003506e0
[  304.384786][    C1] Call Trace:
[  304.384792][    C1]  <TASK>
[  304.384799][    C1]  vsnprintf+0x105/0x1a40
[  304.384823][    C1]  sprintf+0xda/0x120
[  304.384842][    C1]  ? vsprintf+0x30/0x30
[  304.384860][    C1]  ? desc_read+0x1b8/0x3f0
[  304.384881][    C1]  info_print_prefix+0x156/0x300
[  304.384900][    C1]  ? msg_add_dict_text+0x3d0/0x3d0
[  304.384922][    C1]  record_print_text+0x155/0x420
[  304.384943][    C1]  ? kmsg_dump_get_line+0x340/0x340
[  304.384961][    C1]  ? verify_lock_unused+0x140/0x140
[  304.384981][    C1]  printk_get_next_message+0x282/0x8e0
[  304.385002][    C1]  ? mark_lock+0x94/0x320
[  304.385016][    C1]  ? trace_raw_output_console+0xd0/0xd0
[  304.385040][    C1]  ? read_lock_is_recursive+0x20/0x20
[  304.385057][    C1]  ? console_flush_all+0x35a/0xd00
[  304.385075][    C1]  console_flush_all+0x3ad/0xd00
[  304.385091][    C1]  ? __rwlock_init+0x150/0x150
[  304.385107][    C1]  ? console_flush_all+0x10f/0xd00
[  304.385128][    C1]  ? is_console_locked+0x20/0x20
[  304.385150][    C1]  console_unlock+0xae/0x340
[  304.385166][    C1]  ? other_cpu_in_panic+0xf0/0xf0
[  304.385182][    C1]  ? lock_chain_count+0x20/0x20
[  304.385198][    C1]  ? vprintk_emit+0x3f8/0x600
[  304.385212][    C1]  ? vprintk_emit+0x301/0x600
[  304.385226][    C1]  ? vprintk_emit+0x301/0x600
[  304.385241][    C1]  vprintk_emit+0x477/0x600
[  304.385256][    C1]  ? vprintk_emit+0x301/0x600
[  304.385271][    C1]  ? printk_sprint+0x460/0x460
[  304.385287][    C1]  ? _raw_read_unlock_irqrestore+0xae/0x110
[  304.385304][    C1]  ? _raw_read_unlock+0x40/0x40
[  304.385323][    C1]  _printk+0xd0/0x110
[  304.385343][    C1]  ? load_image+0x3b0/0x3b0
[  304.385366][    C1]  sysfs_create_dir_ns+0x251/0x280
[  304.385387][    C1]  ? sysfs_warn_dup+0xa0/0xa0
[  304.385407][    C1]  ? do_raw_spin_unlock+0x121/0x230
[  304.385425][    C1]  kobject_add_internal+0x6b8/0xc70
[  304.385445][    C1]  kobject_init_and_add+0x126/0x190
[  304.385462][    C1]  ? lockdep_softirqs_off+0x430/0x430
[  304.385478][    C1]  ? kobject_add+0x220/0x220
[  304.385496][    C1]  ? __init_swait_queue_head+0xa9/0x150
[  304.385514][    C1]  gfs2_sys_fs_add+0x238/0x470
[  304.385532][    C1]  ? gfs2_recover_set+0x250/0x250
[  304.385551][    C1]  ? apply_workqueue_attrs+0x180/0x180
[  304.385572][    C1]  gfs2_fill_super+0x1323/0x1f80
[  304.385597][    C1]  ? gfs2_reconfigure+0xb10/0xb10
[  304.385619][    C1]  ? setup_bdev_super+0x56b/0x660
[  304.385635][    C1]  get_tree_bdev+0x3e4/0x510
[  304.385648][    C1]  ? end_current_label_crit_section+0x170/0x170
[  304.385666][    C1]  ? gfs2_reconfigure+0xb10/0xb10
[  304.385683][    C1]  ? setup_bdev_super+0x660/0x660
[  304.385701][    C1]  gfs2_get_tree+0x51/0x1e0
[  304.385720][    C1]  vfs_get_tree+0x8c/0x280
[  304.385735][    C1]  do_new_mount+0x24b/0xa40
[  304.385753][    C1]  __se_sys_mount+0x2da/0x3c0
[  304.385776][    C1]  ? __x64_sys_mount+0xc0/0xc0
[  304.385792][    C1]  ? lockdep_hardirqs_on+0x98/0x150
[  304.385809][    C1]  ? __x64_sys_mount+0x20/0xc0
[  304.385823][    C1]  do_syscall_64+0x55/0xb0
[  304.385836][    C1]  ? clear_bhb_loop+0x40/0x90
[  304.385852][    C1]  ? clear_bhb_loop+0x40/0x90
[  304.385869][    C1]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  304.385885][    C1] RIP: 0033:0x7ffab2b90eea
[  304.385897][    C1] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  304.385909][    C1] RSP: 002b:00007fffa71d75f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.385924][    C1] RAX: ffffffffffffffda RBX: 00007fffa71d7680 RCX: 00007ffab2b90eea
[  304.385934][    C1] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffa71d7640
[  304.385944][    C1] RBP: 0000200000000000 R08: 00007fffa71d7680 R09: 0000000000208c1b
[  304.385954][    C1] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  304.385964][    C1] R13: 00007fffa71d7640 R14: 0000000000012754 R15: 0000200000012900
[  304.385981][    C1]  </TASK>
[  304.417006][   T29] Kernel panic - not syncing: hung_task: blocked tasks
[  304.417027][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  304.417046][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.417061][   T29] Call Trace:
[  304.417069][   T29]  <TASK>
[  304.417077][   T29]  dump_stack_lvl+0x16c/0x230
[  304.417110][   T29]  ? show_regs_print_info+0x20/0x20
[  304.417135][   T29]  ? load_image+0x3b0/0x3b0
[  304.417168][   T29]  panic+0x2c0/0x710
[  304.417189][   T29]  ? schedule_preempt_disabled+0x20/0x20
[  304.417217][   T29]  ? bpf_jit_dump+0xd0/0xd0
[  304.417237][   T29]  ? __irq_work_queue_local+0x13a/0x3b0
[  304.417271][   T29]  ? nmi_trigger_cpumask_backtrace+0x2a4/0x2f0
[  304.417295][   T29]  watchdog+0xf80/0xf80
[  304.417318][   T29]  ? watchdog+0x1e1/0xf80
[  304.417344][   T29]  kthread+0x2fa/0x390
[  304.417360][   T29]  ? hungtask_pm_notify+0x90/0x90
[  304.417380][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.417396][   T29]  ret_from_fork+0x48/0x80
[  304.417415][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.417431][   T29]  ret_from_fork_asm+0x11/0x20
[  304.417465][   T29]  </TASK>
[  304.423312][   T29] Kernel Offset: disabled