3.703217][ T6381]  get_tree_bdev+0x3e4/0x510
[  273.707879][ T6381]  ? end_current_label_crit_section+0x170/0x170
[  273.714169][ T6381]  ? gfs2_reconfigure+0xb10/0xb10
[  273.719234][ T6381]  ? setup_bdev_super+0x660/0x660
[  273.724299][ T6381]  gfs2_get_tree+0x51/0x1e0
[  273.728855][ T6381]  vfs_get_tree+0x8c/0x280
[  273.733355][ T6381]  do_new_mount+0x24b/0xa40
[  273.737906][ T6381]  __se_sys_mount+0x2da/0x3c0
[  273.742662][ T6381]  ? __x64_sys_mount+0xc0/0xc0
[  273.747638][ T6381]  ? lockdep_hardirqs_on+0x98/0x150
[  273.752889][ T6381]  ? __x64_sys_mount+0x20/0xc0
[  273.757702][ T6381]  do_syscall_64+0x55/0xb0
[  273.762334][ T6381]  ? clear_bhb_loop+0x40/0x90
[  273.767073][ T6381]  ? clear_bhb_loop+0x40/0x90
[  273.771873][ T6381]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  273.777842][ T6381] RIP: 0033:0x7fe72bd90eea
[  273.782298][ T6381] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  273.802726][ T6381] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  273.811183][ T6381] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  273.819229][ T6381] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  273.827258][ T6381] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  273.835269][ T6381] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  273.843363][ T6381] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  273.851405][ T6381]  </TASK>
[  273.876819][ T6381] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  273.893678][ T6381] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  274.301530][ T6385] loop1: detected capacity change from 0 to 32768
[  274.318777][ T6385] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  274.327937][ T6385] CPU: 0 PID: 6385 Comm: syz.1.154 Not tainted syzkaller #0
[  274.335305][ T6385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  274.345621][ T6385] Call Trace:
[  274.348987][ T6385]  <TASK>
[  274.352143][ T6385]  dump_stack_lvl+0x16c/0x230
[  274.356889][ T6385]  ? show_regs_print_info+0x20/0x20
[  274.362227][ T6385]  ? load_image+0x3b0/0x3b0
[  274.366788][ T6385]  sysfs_create_dir_ns+0x256/0x280
[  274.372055][ T6385]  ? sysfs_warn_dup+0xa0/0xa0
[  274.376780][ T6385]  ? do_raw_spin_unlock+0x121/0x230
[  274.382035][ T6385]  kobject_add_internal+0x6b8/0xc70
[  274.387416][ T6385]  kobject_init_and_add+0x126/0x190
[  274.392756][ T6385]  ? lockdep_softirqs_off+0x430/0x430
[  274.398170][ T6385]  ? kobject_add+0x220/0x220
[  274.402976][ T6385]  ? __init_swait_queue_head+0xa9/0x150
[  274.408569][ T6385]  gfs2_sys_fs_add+0x238/0x470
[  274.413373][ T6385]  ? gfs2_recover_set+0x250/0x250
[  274.418455][ T6385]  ? apply_workqueue_attrs+0x180/0x180
[  274.424409][ T6385]  gfs2_fill_super+0x1323/0x1f80
[  274.429400][ T6385]  ? gfs2_reconfigure+0xb10/0xb10
[  274.434518][ T6385]  ? setup_bdev_super+0x56b/0x660
[  274.439587][ T6385]  get_tree_bdev+0x3e4/0x510
[  274.444217][ T6385]  ? end_current_label_crit_section+0x170/0x170
[  274.450506][ T6385]  ? gfs2_reconfigure+0xb10/0xb10
[  274.455573][ T6385]  ? setup_bdev_super+0x660/0x660
[  274.461517][ T6385]  gfs2_get_tree+0x51/0x1e0
[  274.466126][ T6385]  vfs_get_tree+0x8c/0x280
[  274.470753][ T6385]  do_new_mount+0x24b/0xa40
[  274.475491][ T6385]  __se_sys_mount+0x2da/0x3c0
[  274.480525][ T6385]  ? __x64_sys_mount+0xc0/0xc0
[  274.485462][ T6385]  ? lockdep_hardirqs_on+0x98/0x150
[  274.490731][ T6385]  ? __x64_sys_mount+0x20/0xc0
[  274.495566][ T6385]  do_syscall_64+0x55/0xb0
[  274.500052][ T6385]  ? clear_bhb_loop+0x40/0x90
[  274.505058][ T6385]  ? clear_bhb_loop+0x40/0x90
[  274.509923][ T6385]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  274.515868][ T6385] RIP: 0033:0x7fe72bd90eea
[  274.520327][ T6385] 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
[  274.539982][ T6385] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  274.548442][ T6385] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  274.556465][ T6385] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  274.564993][ T6385] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  274.573611][ T6385] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  274.581624][ T6385] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  274.589654][ T6385]  </TASK>
[  274.602806][ T6385] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  274.617852][ T6385] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  275.034335][ T6388] loop1: detected capacity change from 0 to 32768
[  275.050791][ T6388] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  275.062054][ T6388] CPU: 0 PID: 6388 Comm: syz.1.155 Not tainted syzkaller #0
[  275.069443][ T6388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  275.079639][ T6388] Call Trace:
[  275.082973][ T6388]  <TASK>
[  275.085956][ T6388]  dump_stack_lvl+0x16c/0x230
[  275.090797][ T6388]  ? show_regs_print_info+0x20/0x20
[  275.096418][ T6388]  ? load_image+0x3b0/0x3b0
[  275.100995][ T6388]  sysfs_create_dir_ns+0x256/0x280
[  275.106182][ T6388]  ? sysfs_warn_dup+0xa0/0xa0
[  275.111014][ T6388]  ? do_raw_spin_unlock+0x121/0x230
[  275.116290][ T6388]  kobject_add_internal+0x6b8/0xc70
[  275.121568][ T6388]  kobject_init_and_add+0x126/0x190
[  275.126919][ T6388]  ? lockdep_softirqs_off+0x430/0x430
[  275.132441][ T6388]  ? kobject_add+0x220/0x220
[  275.137118][ T6388]  ? __init_swait_queue_head+0xa9/0x150
[  275.142742][ T6388]  gfs2_sys_fs_add+0x238/0x470
[  275.147586][ T6388]  ? gfs2_recover_set+0x250/0x250
[  275.152783][ T6388]  ? apply_workqueue_attrs+0x180/0x180
[  275.158372][ T6388]  gfs2_fill_super+0x1323/0x1f80
[  275.163394][ T6388]  ? gfs2_reconfigure+0xb10/0xb10
[  275.168497][ T6388]  ? setup_bdev_super+0x56b/0x660
[  275.173584][ T6388]  get_tree_bdev+0x3e4/0x510
[  275.178228][ T6388]  ? end_current_label_crit_section+0x170/0x170
[  275.184536][ T6388]  ? gfs2_reconfigure+0xb10/0xb10
[  275.189718][ T6388]  ? setup_bdev_super+0x660/0x660
[  275.195077][ T6388]  gfs2_get_tree+0x51/0x1e0
[  275.199735][ T6388]  vfs_get_tree+0x8c/0x280
[  275.204248][ T6388]  do_new_mount+0x24b/0xa40
[  275.208904][ T6388]  __se_sys_mount+0x2da/0x3c0
[  275.213744][ T6388]  ? __x64_sys_mount+0xc0/0xc0
[  275.218574][ T6388]  ? lockdep_hardirqs_on+0x98/0x150
[  275.223833][ T6388]  ? __x64_sys_mount+0x20/0xc0
[  275.228660][ T6388]  do_syscall_64+0x55/0xb0
[  275.233142][ T6388]  ? clear_bhb_loop+0x40/0x90
[  275.238063][ T6388]  ? clear_bhb_loop+0x40/0x90
[  275.242804][ T6388]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  275.248766][ T6388] RIP: 0033:0x7fe72bd90eea
[  275.253258][ T6388] 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
[  275.273114][ T6388] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  275.281592][ T6388] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  275.289625][ T6388] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  275.297834][ T6388] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  275.306049][ T6388] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  275.314256][ T6388] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  275.322316][ T6388]  </TASK>
[  275.329520][ T6388] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  275.345890][ T6388] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  275.744046][ T6391] loop1: detected capacity change from 0 to 32768
[  275.758816][ T6391] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  275.767283][ T6391] CPU: 1 PID: 6391 Comm: syz.1.156 Not tainted syzkaller #0
[  275.774636][ T6391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  275.784800][ T6391] Call Trace:
[  275.788128][ T6391]  <TASK>
[  275.791105][ T6391]  dump_stack_lvl+0x16c/0x230
[  275.795854][ T6391]  ? show_regs_print_info+0x20/0x20
[  275.801122][ T6391]  ? load_image+0x3b0/0x3b0
[  275.805705][ T6391]  sysfs_create_dir_ns+0x256/0x280
[  275.810909][ T6391]  ? sysfs_warn_dup+0xa0/0xa0
[  275.815657][ T6391]  ? do_raw_spin_unlock+0x121/0x230
[  275.820937][ T6391]  kobject_add_internal+0x6b8/0xc70
[  275.826203][ T6391]  kobject_init_and_add+0x126/0x190
[  275.831452][ T6391]  ? lockdep_softirqs_off+0x430/0x430
[  275.836872][ T6391]  ? kobject_add+0x220/0x220
[  275.841507][ T6391]  ? __init_swait_queue_head+0xa9/0x150
[  275.847095][ T6391]  gfs2_sys_fs_add+0x238/0x470
[  275.851896][ T6391]  ? gfs2_recover_set+0x250/0x250
[  275.856959][ T6391]  ? apply_workqueue_attrs+0x180/0x180
[  275.862463][ T6391]  gfs2_fill_super+0x1323/0x1f80
[  275.867456][ T6391]  ? gfs2_reconfigure+0xb10/0xb10
[  275.872615][ T6391]  ? setup_bdev_super+0x56b/0x660
[  275.877682][ T6391]  get_tree_bdev+0x3e4/0x510
[  275.882309][ T6391]  ? end_current_label_crit_section+0x170/0x170
[  275.888588][ T6391]  ? gfs2_reconfigure+0xb10/0xb10
[  275.893749][ T6391]  ? setup_bdev_super+0x660/0x660
[  275.898822][ T6391]  gfs2_get_tree+0x51/0x1e0
[  275.903377][ T6391]  vfs_get_tree+0x8c/0x280
[  275.907852][ T6391]  do_new_mount+0x24b/0xa40
[  275.912411][ T6391]  __se_sys_mount+0x2da/0x3c0
[  275.917239][ T6391]  ? __x64_sys_mount+0xc0/0xc0
[  275.922045][ T6391]  ? lockdep_hardirqs_on+0x98/0x150
[  275.927278][ T6391]  ? __x64_sys_mount+0x20/0xc0
[  275.932092][ T6391]  do_syscall_64+0x55/0xb0
[  275.936538][ T6391]  ? clear_bhb_loop+0x40/0x90
[  275.941254][ T6391]  ? clear_bhb_loop+0x40/0x90
[  275.945974][ T6391]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  275.951913][ T6391] RIP: 0033:0x7fe72bd90eea
[  275.956378][ T6391] 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
[  275.976136][ T6391] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  275.984728][ T6391] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  275.992742][ T6391] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  276.000762][ T6391] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  276.008856][ T6391] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  276.016865][ T6391] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  276.025117][ T6391]  </TASK>
[  276.031448][ T6391] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  276.045666][ T6391] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  276.481386][ T6394] loop1: detected capacity change from 0 to 32768
[  276.502455][ T6394] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  276.510902][ T6394] CPU: 0 PID: 6394 Comm: syz.1.157 Not tainted syzkaller #0
[  276.518358][ T6394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  276.528649][ T6394] Call Trace:
[  276.531988][ T6394]  <TASK>
[  276.535069][ T6394]  dump_stack_lvl+0x16c/0x230
[  276.539819][ T6394]  ? show_regs_print_info+0x20/0x20
[  276.545192][ T6394]  ? load_image+0x3b0/0x3b0
[  276.549778][ T6394]  sysfs_create_dir_ns+0x256/0x280
[  276.554977][ T6394]  ? sysfs_warn_dup+0xa0/0xa0
[  276.559742][ T6394]  ? do_raw_spin_unlock+0x121/0x230
[  276.565100][ T6394]  kobject_add_internal+0x6b8/0xc70
[  276.570379][ T6394]  kobject_init_and_add+0x126/0x190
[  276.575658][ T6394]  ? lockdep_softirqs_off+0x430/0x430
[  276.581121][ T6394]  ? kobject_add+0x220/0x220
[  276.585781][ T6394]  ? __init_swait_queue_head+0xa9/0x150
[  276.591412][ T6394]  gfs2_sys_fs_add+0x238/0x470
[  276.596246][ T6394]  ? gfs2_recover_set+0x250/0x250
[  276.601344][ T6394]  ? apply_workqueue_attrs+0x180/0x180
[  276.606888][ T6394]  gfs2_fill_super+0x1323/0x1f80
[  276.611914][ T6394]  ? gfs2_reconfigure+0xb10/0xb10
[  276.617014][ T6394]  ? setup_bdev_super+0x56b/0x660
[  276.622088][ T6394]  get_tree_bdev+0x3e4/0x510
[  276.626739][ T6394]  ? end_current_label_crit_section+0x170/0x170
[  276.633047][ T6394]  ? gfs2_reconfigure+0xb10/0xb10
[  276.638131][ T6394]  ? setup_bdev_super+0x660/0x660
[  276.643216][ T6394]  gfs2_get_tree+0x51/0x1e0
[  276.647869][ T6394]  vfs_get_tree+0x8c/0x280
[  276.652347][ T6394]  do_new_mount+0x24b/0xa40
[  276.656922][ T6394]  __se_sys_mount+0x2da/0x3c0
[  276.661649][ T6394]  ? __x64_sys_mount+0xc0/0xc0
[  276.666471][ T6394]  ? lockdep_hardirqs_on+0x98/0x150
[  276.671733][ T6394]  ? __x64_sys_mount+0x20/0xc0
[  276.676553][ T6394]  do_syscall_64+0x55/0xb0
[  276.681025][ T6394]  ? clear_bhb_loop+0x40/0x90
[  276.685762][ T6394]  ? clear_bhb_loop+0x40/0x90
[  276.690591][ T6394]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  276.696547][ T6394] RIP: 0033:0x7fe72bd90eea
[  276.701026][ T6394] 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
[  276.720696][ T6394] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  276.729175][ T6394] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  276.737202][ T6394] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  276.745231][ T6394] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  276.753269][ T6394] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  276.761312][ T6394] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  276.769445][ T6394]  </TASK>
[  276.777313][ T6394] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  276.791474][ T6394] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  277.225448][ T6397] loop1: detected capacity change from 0 to 32768
[  277.258985][ T6397] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  277.267582][ T6397] CPU: 1 PID: 6397 Comm: syz.1.158 Not tainted syzkaller #0
[  277.274946][ T6397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  277.285056][ T6397] Call Trace:
[  277.288383][ T6397]  <TASK>
[  277.291365][ T6397]  dump_stack_lvl+0x16c/0x230
[  277.296117][ T6397]  ? show_regs_print_info+0x20/0x20
[  277.301382][ T6397]  ? load_image+0x3b0/0x3b0
[  277.305955][ T6397]  sysfs_create_dir_ns+0x256/0x280
[  277.311135][ T6397]  ? sysfs_warn_dup+0xa0/0xa0
[  277.315882][ T6397]  ? do_raw_spin_unlock+0x121/0x230
[  277.321142][ T6397]  kobject_add_internal+0x6b8/0xc70
[  277.326415][ T6397]  kobject_init_and_add+0x126/0x190
[  277.331673][ T6397]  ? lockdep_softirqs_off+0x430/0x430
[  277.337195][ T6397]  ? kobject_add+0x220/0x220
[  277.341858][ T6397]  ? __init_swait_queue_head+0xa9/0x150
[  277.347480][ T6397]  gfs2_sys_fs_add+0x238/0x470
[  277.352341][ T6397]  ? gfs2_recover_set+0x250/0x250
[  277.357521][ T6397]  ? apply_workqueue_attrs+0x180/0x180
[  277.363062][ T6397]  gfs2_fill_super+0x1323/0x1f80
[  277.368082][ T6397]  ? gfs2_reconfigure+0xb10/0xb10
[  277.373178][ T6397]  ? setup_bdev_super+0x56b/0x660
[  277.378283][ T6397]  get_tree_bdev+0x3e4/0x510
[  277.382939][ T6397]  ? end_current_label_crit_section+0x170/0x170
[  277.389246][ T6397]  ? gfs2_reconfigure+0xb10/0xb10
[  277.394348][ T6397]  ? setup_bdev_super+0x660/0x660
[  277.399443][ T6397]  gfs2_get_tree+0x51/0x1e0
[  277.404174][ T6397]  vfs_get_tree+0x8c/0x280
[  277.408661][ T6397]  do_new_mount+0x24b/0xa40
[  277.413226][ T6397]  __se_sys_mount+0x2da/0x3c0
[  277.417986][ T6397]  ? __x64_sys_mount+0xc0/0xc0
[  277.422810][ T6397]  ? lockdep_hardirqs_on+0x98/0x150
[  277.428054][ T6397]  ? __x64_sys_mount+0x20/0xc0
[  277.432873][ T6397]  do_syscall_64+0x55/0xb0
[  277.437335][ T6397]  ? clear_bhb_loop+0x40/0x90
[  277.442078][ T6397]  ? clear_bhb_loop+0x40/0x90
[  277.446823][ T6397]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  277.452794][ T6397] RIP: 0033:0x7fe72bd90eea
[  277.457274][ T6397] 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
[  277.476946][ T6397] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  277.485414][ T6397] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  277.493438][ T6397] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  277.501471][ T6397] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  277.509518][ T6397] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  277.517546][ T6397] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
2026/01/04 01:50:48 executed programs: 144
[  277.525593][ T6397]  </TASK>
[  277.531020][ T6397] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  277.548443][ T6397] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  277.955942][ T6400] loop1: detected capacity change from 0 to 32768
[  277.967831][ T6400] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  277.975294][ T6400] CPU: 1 PID: 6400 Comm: syz.1.159 Not tainted syzkaller #0
[  277.982667][ T6400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  277.992783][ T6400] Call Trace:
[  277.996111][ T6400]  <TASK>
[  277.999096][ T6400]  dump_stack_lvl+0x16c/0x230
[  278.003854][ T6400]  ? show_regs_print_info+0x20/0x20
[  278.009119][ T6400]  ? load_image+0x3b0/0x3b0
[  278.013697][ T6400]  sysfs_create_dir_ns+0x256/0x280
[  278.018875][ T6400]  ? sysfs_warn_dup+0xa0/0xa0
[  278.023620][ T6400]  ? do_raw_spin_unlock+0x121/0x230
[  278.028893][ T6400]  kobject_add_internal+0x6b8/0xc70
[  278.034156][ T6400]  kobject_init_and_add+0x126/0x190
[  278.039412][ T6400]  ? lockdep_softirqs_off+0x430/0x430
[  278.044941][ T6400]  ? kobject_add+0x220/0x220
[  278.049774][ T6400]  ? __init_swait_queue_head+0xa9/0x150
[  278.055431][ T6400]  gfs2_sys_fs_add+0x238/0x470
[  278.060314][ T6400]  ? gfs2_recover_set+0x250/0x250
[  278.065503][ T6400]  ? apply_workqueue_attrs+0x180/0x180
[  278.071047][ T6400]  gfs2_fill_super+0x1323/0x1f80
[  278.076086][ T6400]  ? gfs2_reconfigure+0xb10/0xb10
[  278.081174][ T6400]  ? setup_bdev_super+0x56b/0x660
[  278.086245][ T6400]  get_tree_bdev+0x3e4/0x510
[  278.090877][ T6400]  ? end_current_label_crit_section+0x170/0x170
[  278.097151][ T6400]  ? gfs2_reconfigure+0xb10/0xb10
[  278.102217][ T6400]  ? setup_bdev_super+0x660/0x660
[  278.107284][ T6400]  gfs2_get_tree+0x51/0x1e0
[  278.111830][ T6400]  vfs_get_tree+0x8c/0x280
[  278.116283][ T6400]  do_new_mount+0x24b/0xa40
[  278.120836][ T6400]  __se_sys_mount+0x2da/0x3c0
[  278.125550][ T6400]  ? __x64_sys_mount+0xc0/0xc0
[  278.130391][ T6400]  ? lockdep_hardirqs_on+0x98/0x150
[  278.135652][ T6400]  ? __x64_sys_mount+0x20/0xc0
[  278.140451][ T6400]  do_syscall_64+0x55/0xb0
[  278.144900][ T6400]  ? clear_bhb_loop+0x40/0x90
[  278.149617][ T6400]  ? clear_bhb_loop+0x40/0x90
[  278.154345][ T6400]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  278.160279][ T6400] RIP: 0033:0x7fe72bd90eea
[  278.164731][ 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
[  278.184383][ T6400] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  278.192840][ T6400] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  278.200889][ T6400] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  278.208898][ T6400] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  278.216909][ T6400] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  278.224999][ T6400] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  278.233036][ T6400]  </TASK>
[  278.244982][ 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.
[  278.265088][ T6400] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  278.687526][ T6403] loop1: detected capacity change from 0 to 32768
[  278.706165][ T6403] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  278.713792][ T6403] CPU: 0 PID: 6403 Comm: syz.1.160 Not tainted syzkaller #0
[  278.721136][ T6403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  278.731255][ T6403] Call Trace:
[  278.734585][ T6403]  <TASK>
[  278.737567][ T6403]  dump_stack_lvl+0x16c/0x230
[  278.742298][ T6403]  ? show_regs_print_info+0x20/0x20
[  278.747544][ T6403]  ? load_image+0x3b0/0x3b0
[  278.752094][ T6403]  sysfs_create_dir_ns+0x256/0x280
[  278.757258][ T6403]  ? sysfs_warn_dup+0xa0/0xa0
[  278.761982][ T6403]  ? do_raw_spin_unlock+0x121/0x230
[  278.767223][ T6403]  kobject_add_internal+0x6b8/0xc70
[  278.772473][ T6403]  kobject_init_and_add+0x126/0x190
[  278.777715][ T6403]  ? lockdep_softirqs_off+0x430/0x430
[  278.783133][ T6403]  ? kobject_add+0x220/0x220
[  278.787783][ T6403]  ? __init_swait_queue_head+0xa9/0x150
[  278.793383][ T6403]  gfs2_sys_fs_add+0x238/0x470
[  278.798194][ T6403]  ? gfs2_recover_set+0x250/0x250
[  278.803264][ T6403]  ? apply_workqueue_attrs+0x180/0x180
[  278.808769][ T6403]  gfs2_fill_super+0x1323/0x1f80
[  278.813801][ T6403]  ? gfs2_reconfigure+0xb10/0xb10
[  278.818881][ T6403]  ? setup_bdev_super+0x56b/0x660
[  278.823952][ T6403]  get_tree_bdev+0x3e4/0x510
[  278.828581][ T6403]  ? end_current_label_crit_section+0x170/0x170
[  278.834949][ T6403]  ? gfs2_reconfigure+0xb10/0xb10
[  278.840020][ T6403]  ? setup_bdev_super+0x660/0x660
[  278.845282][ T6403]  gfs2_get_tree+0x51/0x1e0
[  278.849847][ T6403]  vfs_get_tree+0x8c/0x280
[  278.854310][ T6403]  do_new_mount+0x24b/0xa40
[  278.858864][ T6403]  __se_sys_mount+0x2da/0x3c0
[  278.863591][ T6403]  ? __x64_sys_mount+0xc0/0xc0
[  278.868403][ T6403]  ? lockdep_hardirqs_on+0x98/0x150
[  278.873649][ T6403]  ? __x64_sys_mount+0x20/0xc0
[  278.878515][ T6403]  do_syscall_64+0x55/0xb0
[  278.882966][ T6403]  ? clear_bhb_loop+0x40/0x90
[  278.887687][ T6403]  ? clear_bhb_loop+0x40/0x90
[  278.892412][ T6403]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  278.898362][ T6403] RIP: 0033:0x7fe72bd90eea
[  278.902809][ 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
[  278.922687][ T6403] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  278.931297][ T6403] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  278.939338][ T6403] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  278.947394][ T6403] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  278.955407][ T6403] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  278.963413][ T6403] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  278.971434][ T6403]  </TASK>
[  278.980330][ 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.
[  278.995521][ T6403] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  279.423949][ T6406] loop1: detected capacity change from 0 to 32768
[  279.443669][ T6406] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  279.451541][ T6406] CPU: 0 PID: 6406 Comm: syz.1.161 Not tainted syzkaller #0
[  279.458891][ T6406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  279.469005][ T6406] Call Trace:
[  279.472349][ T6406]  <TASK>
[  279.475341][ T6406]  dump_stack_lvl+0x16c/0x230
[  279.480092][ T6406]  ? show_regs_print_info+0x20/0x20
[  279.485366][ T6406]  ? load_image+0x3b0/0x3b0
[  279.489956][ T6406]  sysfs_create_dir_ns+0x256/0x280
[  279.495231][ T6406]  ? sysfs_warn_dup+0xa0/0xa0
[  279.500075][ T6406]  ? do_raw_spin_unlock+0x121/0x230
[  279.505359][ T6406]  kobject_add_internal+0x6b8/0xc70
[  279.510666][ T6406]  kobject_init_and_add+0x126/0x190
[  279.515937][ T6406]  ? lockdep_softirqs_off+0x430/0x430
[  279.521376][ T6406]  ? kobject_add+0x220/0x220
[  279.526050][ T6406]  ? __init_swait_queue_head+0xa9/0x150
[  279.531714][ T6406]  gfs2_sys_fs_add+0x238/0x470
[  279.536578][ T6406]  ? gfs2_recover_set+0x250/0x250
[  279.541682][ T6406]  ? apply_workqueue_attrs+0x180/0x180
[  279.547223][ T6406]  gfs2_fill_super+0x1323/0x1f80
[  279.552276][ T6406]  ? gfs2_reconfigure+0xb10/0xb10
[  279.557478][ T6406]  ? setup_bdev_super+0x56b/0x660
[  279.562601][ T6406]  get_tree_bdev+0x3e4/0x510
[  279.567229][ T6406]  ? end_current_label_crit_section+0x170/0x170
[  279.573522][ T6406]  ? gfs2_reconfigure+0xb10/0xb10
[  279.578592][ T6406]  ? setup_bdev_super+0x660/0x660
[  279.583659][ T6406]  gfs2_get_tree+0x51/0x1e0
[  279.588210][ T6406]  vfs_get_tree+0x8c/0x280
[  279.592669][ T6406]  do_new_mount+0x24b/0xa40
[  279.597223][ T6406]  __se_sys_mount+0x2da/0x3c0
[  279.601947][ T6406]  ? __x64_sys_mount+0xc0/0xc0
[  279.606758][ T6406]  ? lockdep_hardirqs_on+0x98/0x150
[  279.611991][ T6406]  ? __x64_sys_mount+0x20/0xc0
[  279.616799][ T6406]  do_syscall_64+0x55/0xb0
[  279.621256][ T6406]  ? clear_bhb_loop+0x40/0x90
[  279.625976][ T6406]  ? clear_bhb_loop+0x40/0x90
[  279.630698][ T6406]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  279.636666][ T6406] RIP: 0033:0x7fe72bd90eea
[  279.641121][ 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
[  279.660770][ T6406] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  279.669233][ T6406] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  279.677251][ T6406] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  279.685347][ T6406] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  279.693357][ T6406] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  279.701380][ T6406] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  279.709408][ T6406]  </TASK>
[  279.715640][ 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.
[  279.729938][ T6406] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  280.143442][ T6409] loop1: detected capacity change from 0 to 32768
[  280.163193][ T6409] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.170914][ T6409] CPU: 1 PID: 6409 Comm: syz.1.162 Not tainted syzkaller #0
[  280.178282][ T6409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  280.188437][ T6409] Call Trace:
[  280.191860][ T6409]  <TASK>
[  280.194859][ T6409]  dump_stack_lvl+0x16c/0x230
[  280.199628][ T6409]  ? show_regs_print_info+0x20/0x20
[  280.204914][ T6409]  ? load_image+0x3b0/0x3b0
[  280.209511][ T6409]  sysfs_create_dir_ns+0x256/0x280
[  280.214703][ T6409]  ? sysfs_warn_dup+0xa0/0xa0
[  280.219460][ T6409]  ? do_raw_spin_unlock+0x121/0x230
[  280.224739][ T6409]  kobject_add_internal+0x6b8/0xc70
[  280.230035][ T6409]  kobject_init_and_add+0x126/0x190
[  280.235303][ T6409]  ? lockdep_softirqs_off+0x430/0x430
[  280.240754][ T6409]  ? kobject_add+0x220/0x220
[  280.245413][ T6409]  ? __init_swait_queue_head+0xa9/0x150
[  280.251036][ T6409]  gfs2_sys_fs_add+0x238/0x470
[  280.255863][ T6409]  ? gfs2_recover_set+0x250/0x250
[  280.260976][ T6409]  ? apply_workqueue_attrs+0x180/0x180
[  280.266551][ T6409]  gfs2_fill_super+0x1323/0x1f80
[  280.271691][ T6409]  ? gfs2_reconfigure+0xb10/0xb10
[  280.276814][ T6409]  ? setup_bdev_super+0x56b/0x660
[  280.281918][ T6409]  get_tree_bdev+0x3e4/0x510
[  280.286661][ T6409]  ? end_current_label_crit_section+0x170/0x170
[  280.293003][ T6409]  ? gfs2_reconfigure+0xb10/0xb10
[  280.298095][ T6409]  ? setup_bdev_super+0x660/0x660
[  280.303192][ T6409]  gfs2_get_tree+0x51/0x1e0
[  280.307770][ T6409]  vfs_get_tree+0x8c/0x280
[  280.312246][ T6409]  do_new_mount+0x24b/0xa40
[  280.316833][ T6409]  __se_sys_mount+0x2da/0x3c0
[  280.321781][ T6409]  ? __x64_sys_mount+0xc0/0xc0
[  280.326715][ T6409]  ? lockdep_hardirqs_on+0x98/0x150
[  280.331970][ T6409]  ? __x64_sys_mount+0x20/0xc0
[  280.336800][ T6409]  do_syscall_64+0x55/0xb0
[  280.341275][ T6409]  ? clear_bhb_loop+0x40/0x90
[  280.346096][ T6409]  ? clear_bhb_loop+0x40/0x90
[  280.350842][ T6409]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  280.356806][ T6409] RIP: 0033:0x7fe72bd90eea
[  280.361335][ 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
[  280.381180][ T6409] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.389850][ T6409] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  280.398053][ T6409] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  280.406090][ T6409] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  280.414359][ T6409] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  280.422398][ T6409] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  280.431073][ T6409]  </TASK>
[  280.447451][ 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.
[  280.466058][ T6409] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  280.871140][ T6412] loop1: detected capacity change from 0 to 32768
[  280.890649][ T6412] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.898332][ T6412] CPU: 1 PID: 6412 Comm: syz.1.163 Not tainted syzkaller #0
[  280.905700][ T6412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  280.915826][ T6412] Call Trace:
[  280.919186][ T6412]  <TASK>
[  280.922174][ T6412]  dump_stack_lvl+0x16c/0x230
[  280.926939][ T6412]  ? show_regs_print_info+0x20/0x20
[  280.932224][ T6412]  ? load_image+0x3b0/0x3b0
[  280.936817][ T6412]  sysfs_create_dir_ns+0x256/0x280
[  280.942014][ T6412]  ? sysfs_warn_dup+0xa0/0xa0
[  280.946953][ T6412]  ? do_raw_spin_unlock+0x121/0x230
[  280.952253][ T6412]  kobject_add_internal+0x6b8/0xc70
[  280.957552][ T6412]  kobject_init_and_add+0x126/0x190
[  280.962828][ T6412]  ? lockdep_softirqs_off+0x430/0x430
[  280.968274][ T6412]  ? kobject_add+0x220/0x220
[  280.972944][ T6412]  ? __init_swait_queue_head+0xa9/0x150
[  280.978576][ T6412]  gfs2_sys_fs_add+0x238/0x470
[  280.983423][ T6412]  ? gfs2_recover_set+0x250/0x250
[  280.988532][ T6412]  ? apply_workqueue_attrs+0x180/0x180
[  280.994084][ T6412]  gfs2_fill_super+0x1323/0x1f80
[  280.999103][ T6412]  ? gfs2_reconfigure+0xb10/0xb10
[  281.004201][ T6412]  ? setup_bdev_super+0x56b/0x660
[  281.009288][ T6412]  get_tree_bdev+0x3e4/0x510
[  281.013930][ T6412]  ? end_current_label_crit_section+0x170/0x170
[  281.020215][ T6412]  ? gfs2_reconfigure+0xb10/0xb10
[  281.025284][ T6412]  ? setup_bdev_super+0x660/0x660
[  281.030358][ T6412]  gfs2_get_tree+0x51/0x1e0
[  281.034996][ T6412]  vfs_get_tree+0x8c/0x280
[  281.039454][ T6412]  do_new_mount+0x24b/0xa40
[  281.044003][ T6412]  __se_sys_mount+0x2da/0x3c0
[  281.048732][ T6412]  ? __x64_sys_mount+0xc0/0xc0
[  281.053534][ T6412]  ? lockdep_hardirqs_on+0x98/0x150
[  281.058775][ T6412]  ? __x64_sys_mount+0x20/0xc0
[  281.063584][ T6412]  do_syscall_64+0x55/0xb0
[  281.068120][ T6412]  ? clear_bhb_loop+0x40/0x90
[  281.072831][ T6412]  ? clear_bhb_loop+0x40/0x90
[  281.077550][ T6412]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  281.083480][ T6412] RIP: 0033:0x7fe72bd90eea
[  281.087936][ 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
[  281.107584][ T6412] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.116039][ T6412] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  281.124059][ T6412] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  281.132069][ T6412] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  281.140115][ T6412] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  281.148137][ T6412] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  281.156165][ T6412]  </TASK>
[  281.161119][ 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.
[  281.175179][ T6412] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.588969][ T6415] loop1: detected capacity change from 0 to 32768
[  281.599122][ T6415] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.606780][ T6415] CPU: 1 PID: 6415 Comm: syz.1.164 Not tainted syzkaller #0
[  281.614120][ T6415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  281.624229][ T6415] Call Trace:
[  281.627560][ T6415]  <TASK>
[  281.630537][ T6415]  dump_stack_lvl+0x16c/0x230
[  281.635276][ T6415]  ? show_regs_print_info+0x20/0x20
[  281.640547][ T6415]  ? load_image+0x3b0/0x3b0
[  281.645129][ T6415]  sysfs_create_dir_ns+0x256/0x280
[  281.650321][ T6415]  ? sysfs_warn_dup+0xa0/0xa0
[  281.655080][ T6415]  ? do_raw_spin_unlock+0x121/0x230
[  281.660356][ T6415]  kobject_add_internal+0x6b8/0xc70
[  281.665636][ T6415]  kobject_init_and_add+0x126/0x190
[  281.670903][ T6415]  ? lockdep_softirqs_off+0x430/0x430
[  281.676425][ T6415]  ? kobject_add+0x220/0x220
[  281.681185][ T6415]  ? __init_swait_queue_head+0xa9/0x150
[  281.686797][ T6415]  gfs2_sys_fs_add+0x238/0x470
[  281.691631][ T6415]  ? gfs2_recover_set+0x250/0x250
[  281.696744][ T6415]  ? apply_workqueue_attrs+0x180/0x180
[  281.702290][ T6415]  gfs2_fill_super+0x1323/0x1f80
[  281.707325][ T6415]  ? gfs2_reconfigure+0xb10/0xb10
[  281.712443][ T6415]  ? setup_bdev_super+0x56b/0x660
[  281.717553][ T6415]  get_tree_bdev+0x3e4/0x510
[  281.722325][ T6415]  ? end_current_label_crit_section+0x170/0x170
[  281.728640][ T6415]  ? gfs2_reconfigure+0xb10/0xb10
[  281.733735][ T6415]  ? setup_bdev_super+0x660/0x660
[  281.738836][ T6415]  gfs2_get_tree+0x51/0x1e0
[  281.743409][ T6415]  vfs_get_tree+0x8c/0x280
[  281.747886][ T6415]  do_new_mount+0x24b/0xa40
[  281.752452][ T6415]  __se_sys_mount+0x2da/0x3c0
[  281.757187][ T6415]  ? __x64_sys_mount+0xc0/0xc0
[  281.762020][ T6415]  ? lockdep_hardirqs_on+0x98/0x150
[  281.767278][ T6415]  ? __x64_sys_mount+0x20/0xc0
[  281.772099][ T6415]  do_syscall_64+0x55/0xb0
[  281.776819][ T6415]  ? clear_bhb_loop+0x40/0x90
[  281.781554][ T6415]  ? clear_bhb_loop+0x40/0x90
[  281.786285][ T6415]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  281.792507][ T6415] RIP: 0033:0x7fe72bd90eea
[  281.796974][ 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
[  281.816641][ T6415] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.825143][ T6415] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  281.833171][ T6415] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  281.841196][ T6415] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  281.849231][ T6415] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  281.857260][ T6415] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  281.865308][ T6415]  </TASK>
[  281.876899][ 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.
[  281.891275][ T6415] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  282.370532][ T6418] loop1: detected capacity change from 0 to 32768
[  282.384473][ T6418] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.393273][ T6418] CPU: 1 PID: 6418 Comm: syz.1.165 Not tainted syzkaller #0
[  282.400635][ T6418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  282.410844][ T6418] Call Trace:
[  282.414175][ T6418]  <TASK>
[  282.417136][ T6418]  dump_stack_lvl+0x16c/0x230
[  282.421874][ T6418]  ? show_regs_print_info+0x20/0x20
[  282.427199][ T6418]  ? load_image+0x3b0/0x3b0
[  282.431751][ T6418]  sysfs_create_dir_ns+0x256/0x280
[  282.436942][ T6418]  ? sysfs_warn_dup+0xa0/0xa0
[  282.441713][ T6418]  ? do_raw_spin_unlock+0x121/0x230
[  282.446985][ T6418]  kobject_add_internal+0x6b8/0xc70
[  282.452306][ T6418]  kobject_init_and_add+0x126/0x190
[  282.457578][ T6418]  ? lockdep_softirqs_off+0x430/0x430
[  282.462990][ T6418]  ? kobject_add+0x220/0x220
[  282.467648][ T6418]  ? __init_swait_queue_head+0xa9/0x150
[  282.473228][ T6418]  gfs2_sys_fs_add+0x238/0x470
[  282.478033][ T6418]  ? gfs2_recover_set+0x250/0x250
[  282.483111][ T6418]  ? apply_workqueue_attrs+0x180/0x180
[  282.488624][ T6418]  gfs2_fill_super+0x1323/0x1f80
[  282.493653][ T6418]  ? gfs2_reconfigure+0xb10/0xb10
[  282.498751][ T6418]  ? setup_bdev_super+0x56b/0x660
[  282.503825][ T6418]  get_tree_bdev+0x3e4/0x510
[  282.508640][ T6418]  ? end_current_label_crit_section+0x170/0x170
[  282.514933][ T6418]  ? gfs2_reconfigure+0xb10/0xb10
[  282.520352][ T6418]  ? setup_bdev_super+0x660/0x660
[  282.525677][ T6418]  gfs2_get_tree+0x51/0x1e0
[  282.530225][ T6418]  vfs_get_tree+0x8c/0x280
[  282.535209][ T6418]  do_new_mount+0x24b/0xa40
[  282.539754][ T6418]  __se_sys_mount+0x2da/0x3c0
[  282.544466][ T6418]  ? __x64_sys_mount+0xc0/0xc0
[  282.549269][ T6418]  ? lockdep_hardirqs_on+0x98/0x150
[  282.554511][ T6418]  ? __x64_sys_mount+0x20/0xc0
[  282.559356][ T6418]  do_syscall_64+0x55/0xb0
[  282.563809][ T6418]  ? clear_bhb_loop+0x40/0x90
[  282.568542][ T6418]  ? clear_bhb_loop+0x40/0x90
[  282.573260][ T6418]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.579196][ T6418] RIP: 0033:0x7fe72bd90eea
[  282.583649][ 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
[  282.603306][ T6418] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.611765][ T6418] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  282.619778][ T6418] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  282.627887][ T6418] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  282.635997][ T6418] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  282.644451][ T6418] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  282.652846][ T6418]  </TASK>
[  282.657113][ 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.
[  282.671760][ T6418] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/04 01:50:53 executed programs: 151
[  283.106028][ T6421] loop1: detected capacity change from 0 to 32768
[  283.116018][ T6421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.123561][ T6421] CPU: 1 PID: 6421 Comm: syz.1.166 Not tainted syzkaller #0
[  283.130896][ T6421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  283.140997][ T6421] Call Trace:
[  283.144309][ T6421]  <TASK>
[  283.147281][ T6421]  dump_stack_lvl+0x16c/0x230
[  283.152005][ T6421]  ? show_regs_print_info+0x20/0x20
[  283.157254][ T6421]  ? load_image+0x3b0/0x3b0
[  283.161809][ T6421]  sysfs_create_dir_ns+0x256/0x280
[  283.166974][ T6421]  ? sysfs_warn_dup+0xa0/0xa0
[  283.171718][ T6421]  ? do_raw_spin_unlock+0x121/0x230
[  283.176965][ T6421]  kobject_add_internal+0x6b8/0xc70
[  283.182277][ T6421]  kobject_init_and_add+0x126/0x190
[  283.187509][ T6421]  ? lockdep_softirqs_off+0x430/0x430
[  283.192920][ T6421]  ? kobject_add+0x220/0x220
[  283.197562][ T6421]  ? __init_swait_queue_head+0xa9/0x150
[  283.203154][ T6421]  gfs2_sys_fs_add+0x238/0x470
[  283.207970][ T6421]  ? gfs2_recover_set+0x250/0x250
[  283.213136][ T6421]  ? apply_workqueue_attrs+0x180/0x180
[  283.218645][ T6421]  gfs2_fill_super+0x1323/0x1f80
[  283.223650][ T6421]  ? gfs2_reconfigure+0xb10/0xb10
[  283.228734][ T6421]  ? setup_bdev_super+0x56b/0x660
[  283.233972][ T6421]  get_tree_bdev+0x3e4/0x510
[  283.238599][ T6421]  ? end_current_label_crit_section+0x170/0x170
[  283.244879][ T6421]  ? gfs2_reconfigure+0xb10/0xb10
[  283.250376][ T6421]  ? setup_bdev_super+0x660/0x660
[  283.255534][ T6421]  gfs2_get_tree+0x51/0x1e0
[  283.260088][ T6421]  vfs_get_tree+0x8c/0x280
[  283.264549][ T6421]  do_new_mount+0x24b/0xa40
[  283.269101][ T6421]  __se_sys_mount+0x2da/0x3c0
[  283.273928][ T6421]  ? __x64_sys_mount+0xc0/0xc0
[  283.278771][ T6421]  ? lockdep_hardirqs_on+0x98/0x150
[  283.284045][ T6421]  ? __x64_sys_mount+0x20/0xc0
[  283.288858][ T6421]  do_syscall_64+0x55/0xb0
[  283.293407][ T6421]  ? clear_bhb_loop+0x40/0x90
[  283.298124][ T6421]  ? clear_bhb_loop+0x40/0x90
[  283.302848][ T6421]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  283.308796][ T6421] RIP: 0033:0x7fe72bd90eea
[  283.313248][ 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
[  283.333122][ T6421] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.341605][ T6421] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  283.349616][ T6421] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  283.357713][ T6421] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  283.365716][ T6421] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  283.373721][ T6421] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  283.381742][ T6421]  </TASK>
[  283.389725][ 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.
[  283.406150][ T6421] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.823147][ T6424] loop1: detected capacity change from 0 to 32768
[  283.844070][ T6424] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.852077][ T6424] CPU: 0 PID: 6424 Comm: syz.1.167 Not tainted syzkaller #0
[  283.859467][ T6424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  283.869592][ T6424] Call Trace:
[  283.872922][ T6424]  <TASK>
[  283.875902][ T6424]  dump_stack_lvl+0x16c/0x230
[  283.880659][ T6424]  ? show_regs_print_info+0x20/0x20
[  283.885930][ T6424]  ? load_image+0x3b0/0x3b0
[  283.890527][ T6424]  sysfs_create_dir_ns+0x256/0x280
[  283.895710][ T6424]  ? sysfs_warn_dup+0xa0/0xa0
[  283.900469][ T6424]  ? do_raw_spin_unlock+0x121/0x230
[  283.905747][ T6424]  kobject_add_internal+0x6b8/0xc70
[  283.911027][ T6424]  kobject_init_and_add+0x126/0x190
[  283.916320][ T6424]  ? lockdep_softirqs_off+0x430/0x430
[  283.921779][ T6424]  ? kobject_add+0x220/0x220
[  283.926437][ T6424]  ? __init_swait_queue_head+0xa9/0x150
[  283.932050][ T6424]  gfs2_sys_fs_add+0x238/0x470
[  283.936890][ T6424]  ? gfs2_recover_set+0x250/0x250
[  283.941980][ T6424]  ? apply_workqueue_attrs+0x180/0x180
[  283.947523][ T6424]  gfs2_fill_super+0x1323/0x1f80
[  283.952543][ T6424]  ? gfs2_reconfigure+0xb10/0xb10
[  283.957692][ T6424]  ? setup_bdev_super+0x56b/0x660
[  283.962767][ T6424]  get_tree_bdev+0x3e4/0x510
[  283.967678][ T6424]  ? end_current_label_crit_section+0x170/0x170
[  283.974002][ T6424]  ? gfs2_reconfigure+0xb10/0xb10
[  283.979085][ T6424]  ? setup_bdev_super+0x660/0x660
[  283.984195][ T6424]  gfs2_get_tree+0x51/0x1e0
[  283.988778][ T6424]  vfs_get_tree+0x8c/0x280
[  283.993252][ T6424]  do_new_mount+0x24b/0xa40
[  283.997832][ T6424]  __se_sys_mount+0x2da/0x3c0
[  284.002743][ T6424]  ? __x64_sys_mount+0xc0/0xc0
[  284.007737][ T6424]  ? lockdep_hardirqs_on+0x98/0x150
[  284.012987][ T6424]  ? __x64_sys_mount+0x20/0xc0
[  284.017813][ T6424]  do_syscall_64+0x55/0xb0
[  284.022284][ T6424]  ? clear_bhb_loop+0x40/0x90
[  284.027023][ T6424]  ? clear_bhb_loop+0x40/0x90
[  284.031795][ T6424]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.037808][ T6424] RIP: 0033:0x7fe72bd90eea
[  284.042293][ 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
[  284.062009][ T6424] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.070590][ T6424] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  284.078619][ T6424] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  284.086690][ T6424] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  284.094752][ T6424] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  284.102781][ T6424] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  284.110830][ T6424]  </TASK>
[  284.119927][ 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.
[  284.134364][ T6424] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  284.543577][ T6427] loop1: detected capacity change from 0 to 32768
[  284.562930][ T6427] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.570599][ T6427] CPU: 1 PID: 6427 Comm: syz.1.168 Not tainted syzkaller #0
[  284.577954][ T6427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  284.588159][ T6427] Call Trace:
[  284.591505][ T6427]  <TASK>
[  284.594498][ T6427]  dump_stack_lvl+0x16c/0x230
[  284.599267][ T6427]  ? show_regs_print_info+0x20/0x20
[  284.604545][ T6427]  ? load_image+0x3b0/0x3b0
[  284.609346][ T6427]  sysfs_create_dir_ns+0x256/0x280
[  284.614553][ T6427]  ? sysfs_warn_dup+0xa0/0xa0
[  284.619320][ T6427]  ? do_raw_spin_unlock+0x121/0x230
[  284.624663][ T6427]  kobject_add_internal+0x6b8/0xc70
[  284.629960][ T6427]  kobject_init_and_add+0x126/0x190
[  284.635235][ T6427]  ? lockdep_softirqs_off+0x430/0x430
[  284.640686][ T6427]  ? kobject_add+0x220/0x220
[  284.645374][ T6427]  ? __init_swait_queue_head+0xa9/0x150
[  284.651005][ T6427]  gfs2_sys_fs_add+0x238/0x470
[  284.655843][ T6427]  ? gfs2_recover_set+0x250/0x250
[  284.660963][ T6427]  ? apply_workqueue_attrs+0x180/0x180
[  284.666507][ T6427]  gfs2_fill_super+0x1323/0x1f80
[  284.671535][ T6427]  ? gfs2_reconfigure+0xb10/0xb10
[  284.676645][ T6427]  ? setup_bdev_super+0x56b/0x660
[  284.681729][ T6427]  get_tree_bdev+0x3e4/0x510
[  284.686365][ T6427]  ? end_current_label_crit_section+0x170/0x170
[  284.692645][ T6427]  ? gfs2_reconfigure+0xb10/0xb10
[  284.697707][ T6427]  ? setup_bdev_super+0x660/0x660
[  284.702780][ T6427]  gfs2_get_tree+0x51/0x1e0
[  284.707340][ T6427]  vfs_get_tree+0x8c/0x280
[  284.711800][ T6427]  do_new_mount+0x24b/0xa40
[  284.716342][ T6427]  __se_sys_mount+0x2da/0x3c0
[  284.721063][ T6427]  ? __x64_sys_mount+0xc0/0xc0
[  284.725874][ T6427]  ? lockdep_hardirqs_on+0x98/0x150
[  284.731120][ T6427]  ? __x64_sys_mount+0x20/0xc0
[  284.735923][ T6427]  do_syscall_64+0x55/0xb0
[  284.740381][ T6427]  ? clear_bhb_loop+0x40/0x90
[  284.745095][ T6427]  ? clear_bhb_loop+0x40/0x90
[  284.749827][ T6427]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.755787][ T6427] RIP: 0033:0x7fe72bd90eea
[  284.760256][ 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
[  284.779914][ T6427] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.788373][ T6427] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  284.796412][ T6427] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  284.804440][ T6427] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  284.812465][ T6427] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  284.820482][ T6427] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  284.828508][ T6427]  </TASK>
[  284.834590][ 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.
[  284.848886][ T6427] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.265483][ T6430] loop1: detected capacity change from 0 to 32768
[  285.280740][ T6430] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.294315][ T6430] CPU: 0 PID: 6430 Comm: syz.1.169 Not tainted syzkaller #0
[  285.301713][ T6430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  285.311837][ T6430] Call Trace:
[  285.315174][ T6430]  <TASK>
[  285.318339][ T6430]  dump_stack_lvl+0x16c/0x230
[  285.323084][ T6430]  ? show_regs_print_info+0x20/0x20
[  285.328463][ T6430]  ? load_image+0x3b0/0x3b0
[  285.333133][ T6430]  sysfs_create_dir_ns+0x256/0x280
[  285.338330][ T6430]  ? sysfs_warn_dup+0xa0/0xa0
[  285.343096][ T6430]  ? do_raw_spin_unlock+0x121/0x230
[  285.348377][ T6430]  kobject_add_internal+0x6b8/0xc70
[  285.353717][ T6430]  kobject_init_and_add+0x126/0x190
[  285.358987][ T6430]  ? lockdep_softirqs_off+0x430/0x430
[  285.364439][ T6430]  ? kobject_add+0x220/0x220
[  285.369099][ T6430]  ? __init_swait_queue_head+0xa9/0x150
[  285.374725][ T6430]  gfs2_sys_fs_add+0x238/0x470
[  285.379571][ T6430]  ? gfs2_recover_set+0x250/0x250
[  285.384664][ T6430]  ? apply_workqueue_attrs+0x180/0x180
[  285.390216][ T6430]  gfs2_fill_super+0x1323/0x1f80
[  285.395255][ T6430]  ? gfs2_reconfigure+0xb10/0xb10
[  285.400360][ T6430]  ? setup_bdev_super+0x56b/0x660
[  285.405446][ T6430]  get_tree_bdev+0x3e4/0x510
[  285.410110][ T6430]  ? end_current_label_crit_section+0x170/0x170
[  285.416432][ T6430]  ? gfs2_reconfigure+0xb10/0xb10
[  285.421636][ T6430]  ? setup_bdev_super+0x660/0x660
[  285.426731][ T6430]  gfs2_get_tree+0x51/0x1e0
[  285.431340][ T6430]  vfs_get_tree+0x8c/0x280
[  285.435862][ T6430]  do_new_mount+0x24b/0xa40
[  285.440440][ T6430]  __se_sys_mount+0x2da/0x3c0
[  285.445181][ T6430]  ? __x64_sys_mount+0xc0/0xc0
[  285.450006][ T6430]  ? lockdep_hardirqs_on+0x98/0x150
[  285.455265][ T6430]  ? __x64_sys_mount+0x20/0xc0
[  285.460087][ T6430]  do_syscall_64+0x55/0xb0
[  285.464562][ T6430]  ? clear_bhb_loop+0x40/0x90
[  285.469317][ T6430]  ? clear_bhb_loop+0x40/0x90
[  285.474052][ T6430]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  285.480012][ T6430] RIP: 0033:0x7fe72bd90eea
[  285.484476][ 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
[  285.504140][ T6430] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.512621][ T6430] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  285.520653][ T6430] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  285.528685][ T6430] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  285.536711][ T6430] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  285.544739][ T6430] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  285.552884][ T6430]  </TASK>
[  285.562635][ 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.
[  285.576931][ T6430] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.990336][ T6433] loop1: detected capacity change from 0 to 32768
[  286.008711][ T6433] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.019710][ T6433] CPU: 0 PID: 6433 Comm: syz.1.170 Not tainted syzkaller #0
[  286.027110][ T6433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  286.037232][ T6433] Call Trace:
[  286.040560][ T6433]  <TASK>
[  286.043547][ T6433]  dump_stack_lvl+0x16c/0x230
[  286.048300][ T6433]  ? show_regs_print_info+0x20/0x20
[  286.053566][ T6433]  ? load_image+0x3b0/0x3b0
[  286.058143][ T6433]  sysfs_create_dir_ns+0x256/0x280
[  286.063336][ T6433]  ? sysfs_warn_dup+0xa0/0xa0
[  286.068086][ T6433]  ? do_raw_spin_unlock+0x121/0x230
[  286.073353][ T6433]  kobject_add_internal+0x6b8/0xc70
[  286.078722][ T6433]  kobject_init_and_add+0x126/0x190
[  286.083994][ T6433]  ? lockdep_softirqs_off+0x430/0x430
[  286.089451][ T6433]  ? kobject_add+0x220/0x220
[  286.094128][ T6433]  ? __init_swait_queue_head+0xa9/0x150
[  286.099761][ T6433]  gfs2_sys_fs_add+0x238/0x470
[  286.104595][ T6433]  ? gfs2_recover_set+0x250/0x250
[  286.109705][ T6433]  ? apply_workqueue_attrs+0x180/0x180
[  286.115326][ T6433]  gfs2_fill_super+0x1323/0x1f80
[  286.120360][ T6433]  ? gfs2_reconfigure+0xb10/0xb10
[  286.125459][ T6433]  ? setup_bdev_super+0x56b/0x660
[  286.130562][ T6433]  get_tree_bdev+0x3e4/0x510
[  286.135326][ T6433]  ? end_current_label_crit_section+0x170/0x170
[  286.141650][ T6433]  ? gfs2_reconfigure+0xb10/0xb10
[  286.146777][ T6433]  ? setup_bdev_super+0x660/0x660
[  286.151873][ T6433]  gfs2_get_tree+0x51/0x1e0
[  286.156459][ T6433]  vfs_get_tree+0x8c/0x280
[  286.160946][ T6433]  do_new_mount+0x24b/0xa40
[  286.165516][ T6433]  __se_sys_mount+0x2da/0x3c0
[  286.170277][ T6433]  ? __x64_sys_mount+0xc0/0xc0
[  286.175137][ T6433]  ? lockdep_hardirqs_on+0x98/0x150
[  286.180432][ T6433]  ? __x64_sys_mount+0x20/0xc0
[  286.185268][ T6433]  do_syscall_64+0x55/0xb0
[  286.189834][ T6433]  ? clear_bhb_loop+0x40/0x90
[  286.194678][ T6433]  ? clear_bhb_loop+0x40/0x90
[  286.199425][ T6433]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.205390][ T6433] RIP: 0033:0x7fe72bd90eea
[  286.210002][ 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
[  286.231062][ T6433] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.240237][ T6433] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  286.248268][ T6433] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  286.256471][ T6433] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  286.264782][ T6433] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.272899][ T6433] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  286.280953][ T6433]  </TASK>
[  286.292495][ 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.
[  286.307237][ T6433] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  286.718415][ T6436] loop1: detected capacity change from 0 to 32768
[  286.735050][ T6436] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.743490][ T6436] CPU: 1 PID: 6436 Comm: syz.1.171 Not tainted syzkaller #0
[  286.750934][ T6436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  286.761643][ T6436] Call Trace:
[  286.764959][ T6436]  <TASK>
[  286.767929][ T6436]  dump_stack_lvl+0x16c/0x230
[  286.772659][ T6436]  ? show_regs_print_info+0x20/0x20
[  286.778009][ T6436]  ? load_image+0x3b0/0x3b0
[  286.782589][ T6436]  sysfs_create_dir_ns+0x256/0x280
[  286.787833][ T6436]  ? sysfs_warn_dup+0xa0/0xa0
[  286.792570][ T6436]  ? do_raw_spin_unlock+0x121/0x230
[  286.797987][ T6436]  kobject_add_internal+0x6b8/0xc70
[  286.803400][ T6436]  kobject_init_and_add+0x126/0x190
[  286.808630][ T6436]  ? lockdep_softirqs_off+0x430/0x430
[  286.814316][ T6436]  ? kobject_add+0x220/0x220
[  286.818977][ T6436]  ? __init_swait_queue_head+0xa9/0x150
[  286.824597][ T6436]  gfs2_sys_fs_add+0x238/0x470
[  286.829421][ T6436]  ? gfs2_recover_set+0x250/0x250
[  286.834665][ T6436]  ? apply_workqueue_attrs+0x180/0x180
[  286.840175][ T6436]  gfs2_fill_super+0x1323/0x1f80
[  286.845197][ T6436]  ? gfs2_reconfigure+0xb10/0xb10
[  286.850306][ T6436]  ? setup_bdev_super+0x56b/0x660
[  286.855385][ T6436]  get_tree_bdev+0x3e4/0x510
[  286.860009][ T6436]  ? end_current_label_crit_section+0x170/0x170
[  286.866474][ T6436]  ? gfs2_reconfigure+0xb10/0xb10
[  286.871658][ T6436]  ? setup_bdev_super+0x660/0x660
[  286.876757][ T6436]  gfs2_get_tree+0x51/0x1e0
[  286.881318][ T6436]  vfs_get_tree+0x8c/0x280
[  286.885766][ T6436]  do_new_mount+0x24b/0xa40
[  286.890307][ T6436]  __se_sys_mount+0x2da/0x3c0
[  286.895015][ T6436]  ? __x64_sys_mount+0xc0/0xc0
[  286.900438][ T6436]  ? lockdep_hardirqs_on+0x98/0x150
[  286.905678][ T6436]  ? __x64_sys_mount+0x20/0xc0
[  286.910485][ T6436]  do_syscall_64+0x55/0xb0
[  286.914957][ T6436]  ? clear_bhb_loop+0x40/0x90
[  286.919690][ T6436]  ? clear_bhb_loop+0x40/0x90
[  286.924442][ T6436]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.930374][ T6436] RIP: 0033:0x7fe72bd90eea
[  286.934829][ 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
[  286.954477][ T6436] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.962942][ T6436] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  286.970955][ T6436] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  286.978965][ T6436] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  286.986974][ T6436] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.994985][ T6436] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  287.003006][ T6436]  </TASK>
[  287.009416][ 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.
[  287.024092][ T6436] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.471226][ T6439] loop1: detected capacity change from 0 to 32768
[  287.484692][ T6439] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.496049][ T6439] CPU: 0 PID: 6439 Comm: syz.1.172 Not tainted syzkaller #0
[  287.503428][ T6439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  287.513524][ T6439] Call Trace:
[  287.516841][ T6439]  <TASK>
[  287.519814][ T6439]  dump_stack_lvl+0x16c/0x230
[  287.524551][ T6439]  ? show_regs_print_info+0x20/0x20
[  287.529803][ T6439]  ? load_image+0x3b0/0x3b0
[  287.534355][ T6439]  sysfs_create_dir_ns+0x256/0x280
[  287.539519][ T6439]  ? sysfs_warn_dup+0xa0/0xa0
[  287.544252][ T6439]  ? do_raw_spin_unlock+0x121/0x230
[  287.549493][ T6439]  kobject_add_internal+0x6b8/0xc70
[  287.554734][ T6439]  kobject_init_and_add+0x126/0x190
[  287.559978][ T6439]  ? lockdep_softirqs_off+0x430/0x430
[  287.565389][ T6439]  ? kobject_add+0x220/0x220
[  287.570068][ T6439]  ? __init_swait_queue_head+0xa9/0x150
[  287.575683][ T6439]  gfs2_sys_fs_add+0x238/0x470
[  287.580488][ T6439]  ? gfs2_recover_set+0x250/0x250
[  287.585561][ T6439]  ? apply_workqueue_attrs+0x180/0x180
[  287.591073][ T6439]  gfs2_fill_super+0x1323/0x1f80
[  287.596078][ T6439]  ? gfs2_reconfigure+0xb10/0xb10
[  287.601268][ T6439]  ? setup_bdev_super+0x56b/0x660
[  287.606356][ T6439]  get_tree_bdev+0x3e4/0x510
[  287.610992][ T6439]  ? end_current_label_crit_section+0x170/0x170
[  287.617381][ T6439]  ? gfs2_reconfigure+0xb10/0xb10
[  287.622450][ T6439]  ? setup_bdev_super+0x660/0x660
[  287.627515][ T6439]  gfs2_get_tree+0x51/0x1e0
[  287.632065][ T6439]  vfs_get_tree+0x8c/0x280
[  287.636527][ T6439]  do_new_mount+0x24b/0xa40
[  287.641070][ T6439]  __se_sys_mount+0x2da/0x3c0
[  287.645802][ T6439]  ? __x64_sys_mount+0xc0/0xc0
[  287.650622][ T6439]  ? lockdep_hardirqs_on+0x98/0x150
[  287.655955][ T6439]  ? __x64_sys_mount+0x20/0xc0
[  287.660766][ T6439]  do_syscall_64+0x55/0xb0
[  287.665234][ T6439]  ? clear_bhb_loop+0x40/0x90
[  287.669956][ T6439]  ? clear_bhb_loop+0x40/0x90
[  287.674681][ T6439]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  287.680639][ T6439] RIP: 0033:0x7fe72bd90eea
[  287.685097][ 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
[  287.704745][ T6439] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.713228][ T6439] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  287.721242][ T6439] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  287.729257][ T6439] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  287.737443][ T6439] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  287.745464][ T6439] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  287.753520][ T6439]  </TASK>
[  287.760676][ 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.
[  287.775405][ T6439] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/04 01:50:58 executed programs: 158
[  288.205530][ T6442] loop1: detected capacity change from 0 to 32768
[  288.223089][ T6442] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.231798][ T6442] CPU: 0 PID: 6442 Comm: syz.1.173 Not tainted syzkaller #0
[  288.239170][ T6442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  288.249283][ T6442] Call Trace:
[  288.252621][ T6442]  <TASK>
[  288.255625][ T6442]  dump_stack_lvl+0x16c/0x230
[  288.260394][ T6442]  ? show_regs_print_info+0x20/0x20
[  288.265683][ T6442]  ? load_image+0x3b0/0x3b0
[  288.270279][ T6442]  sysfs_create_dir_ns+0x256/0x280
[  288.275473][ T6442]  ? sysfs_warn_dup+0xa0/0xa0
[  288.280236][ T6442]  ? do_raw_spin_unlock+0x121/0x230
[  288.285521][ T6442]  kobject_add_internal+0x6b8/0xc70
[  288.290814][ T6442]  kobject_init_and_add+0x126/0x190
[  288.296087][ T6442]  ? lockdep_softirqs_off+0x430/0x430
[  288.301531][ T6442]  ? kobject_add+0x220/0x220
[  288.306205][ T6442]  ? __init_swait_queue_head+0xa9/0x150
[  288.311831][ T6442]  gfs2_sys_fs_add+0x238/0x470
[  288.316670][ T6442]  ? gfs2_recover_set+0x250/0x250
[  288.321771][ T6442]  ? apply_workqueue_attrs+0x180/0x180
[  288.327302][ T6442]  gfs2_fill_super+0x1323/0x1f80
[  288.332320][ T6442]  ? gfs2_reconfigure+0xb10/0xb10
[  288.337431][ T6442]  ? setup_bdev_super+0x56b/0x660
[  288.342535][ T6442]  get_tree_bdev+0x3e4/0x510
[  288.347183][ T6442]  ? end_current_label_crit_section+0x170/0x170
[  288.353492][ T6442]  ? gfs2_reconfigure+0xb10/0xb10
[  288.358637][ T6442]  ? setup_bdev_super+0x660/0x660
[  288.363760][ T6442]  gfs2_get_tree+0x51/0x1e0
[  288.368334][ T6442]  vfs_get_tree+0x8c/0x280
[  288.372816][ T6442]  do_new_mount+0x24b/0xa40
[  288.377423][ T6442]  __se_sys_mount+0x2da/0x3c0
[  288.382191][ T6442]  ? __x64_sys_mount+0xc0/0xc0
[  288.387070][ T6442]  ? lockdep_hardirqs_on+0x98/0x150
[  288.392350][ T6442]  ? __x64_sys_mount+0x20/0xc0
[  288.397188][ T6442]  do_syscall_64+0x55/0xb0
[  288.401669][ T6442]  ? clear_bhb_loop+0x40/0x90
[  288.406411][ T6442]  ? clear_bhb_loop+0x40/0x90
[  288.411167][ T6442]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  288.417136][ T6442] RIP: 0033:0x7fe72bd90eea
[  288.421782][ 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
[  288.441454][ T6442] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.449984][ T6442] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  288.458019][ T6442] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  288.466121][ T6442] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  288.474155][ T6442] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  288.482191][ T6442] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  288.490256][ T6442]  </TASK>
[  288.500800][ 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.
[  288.517579][ T6442] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  288.915670][ T6445] loop1: detected capacity change from 0 to 32768
[  288.936111][ T6445] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.943607][ T6445] CPU: 1 PID: 6445 Comm: syz.1.174 Not tainted syzkaller #0
[  288.950965][ T6445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  288.961196][ T6445] Call Trace:
[  288.964525][ T6445]  <TASK>
[  288.967509][ T6445]  dump_stack_lvl+0x16c/0x230
[  288.972259][ T6445]  ? show_regs_print_info+0x20/0x20
[  288.977541][ T6445]  ? load_image+0x3b0/0x3b0
[  288.982135][ T6445]  sysfs_create_dir_ns+0x256/0x280
[  288.987327][ T6445]  ? sysfs_warn_dup+0xa0/0xa0
[  288.992085][ T6445]  ? do_raw_spin_unlock+0x121/0x230
[  288.997412][ T6445]  kobject_add_internal+0x6b8/0xc70
[  289.002701][ T6445]  kobject_init_and_add+0x126/0x190
[  289.007972][ T6445]  ? lockdep_softirqs_off+0x430/0x430
[  289.013514][ T6445]  ? kobject_add+0x220/0x220
[  289.018193][ T6445]  ? __init_swait_queue_head+0xa9/0x150
[  289.023839][ T6445]  gfs2_sys_fs_add+0x238/0x470
[  289.028683][ T6445]  ? gfs2_recover_set+0x250/0x250
[  289.033775][ T6445]  ? apply_workqueue_attrs+0x180/0x180
[  289.039307][ T6445]  gfs2_fill_super+0x1323/0x1f80
[  289.044329][ T6445]  ? gfs2_reconfigure+0xb10/0xb10
[  289.049443][ T6445]  ? setup_bdev_super+0x56b/0x660
[  289.054533][ T6445]  get_tree_bdev+0x3e4/0x510
[  289.059205][ T6445]  ? end_current_label_crit_section+0x170/0x170
[  289.065544][ T6445]  ? gfs2_reconfigure+0xb10/0xb10
[  289.070613][ T6445]  ? setup_bdev_super+0x660/0x660
[  289.075681][ T6445]  gfs2_get_tree+0x51/0x1e0
[  289.080229][ T6445]  vfs_get_tree+0x8c/0x280
[  289.084681][ T6445]  do_new_mount+0x24b/0xa40
[  289.089218][ T6445]  __se_sys_mount+0x2da/0x3c0
[  289.093927][ T6445]  ? __x64_sys_mount+0xc0/0xc0
[  289.098726][ T6445]  ? lockdep_hardirqs_on+0x98/0x150
[  289.103965][ T6445]  ? __x64_sys_mount+0x20/0xc0
[  289.108808][ T6445]  do_syscall_64+0x55/0xb0
[  289.113268][ T6445]  ? clear_bhb_loop+0x40/0x90
[  289.117983][ T6445]  ? clear_bhb_loop+0x40/0x90
[  289.122732][ T6445]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  289.128705][ T6445] RIP: 0033:0x7fe72bd90eea
[  289.133155][ 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
[  289.152892][ T6445] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.161350][ T6445] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  289.169359][ T6445] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  289.177368][ T6445] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  289.185373][ T6445] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  289.193394][ T6445] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  289.201502][ T6445]  </TASK>
[  289.215544][ 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.
[  289.230135][ T6445] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  289.629572][ T6448] loop1: detected capacity change from 0 to 32768
[  289.646372][ T6448] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.653953][ T6448] CPU: 1 PID: 6448 Comm: syz.1.175 Not tainted syzkaller #0
[  289.661290][ T6448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  289.671404][ T6448] Call Trace:
[  289.674736][ T6448]  <TASK>
[  289.677722][ T6448]  dump_stack_lvl+0x16c/0x230
[  289.682580][ T6448]  ? show_regs_print_info+0x20/0x20
[  289.687848][ T6448]  ? load_image+0x3b0/0x3b0
[  289.692428][ T6448]  sysfs_create_dir_ns+0x256/0x280
[  289.697627][ T6448]  ? sysfs_warn_dup+0xa0/0xa0
[  289.702461][ T6448]  ? do_raw_spin_unlock+0x121/0x230
[  289.707735][ T6448]  kobject_add_internal+0x6b8/0xc70
[  289.713007][ T6448]  kobject_init_and_add+0x126/0x190
[  289.718257][ T6448]  ? lockdep_softirqs_off+0x430/0x430
[  289.723692][ T6448]  ? kobject_add+0x220/0x220
[  289.728353][ T6448]  ? __init_swait_queue_head+0xa9/0x150
[  289.733963][ T6448]  gfs2_sys_fs_add+0x238/0x470
[  289.738802][ T6448]  ? gfs2_recover_set+0x250/0x250
[  289.743911][ T6448]  ? apply_workqueue_attrs+0x180/0x180
[  289.749453][ T6448]  gfs2_fill_super+0x1323/0x1f80
[  289.754546][ T6448]  ? gfs2_reconfigure+0xb10/0xb10
[  289.759680][ T6448]  ? setup_bdev_super+0x56b/0x660
[  289.764745][ T6448]  get_tree_bdev+0x3e4/0x510
[  289.769377][ T6448]  ? end_current_label_crit_section+0x170/0x170
[  289.775662][ T6448]  ? gfs2_reconfigure+0xb10/0xb10
[  289.780735][ T6448]  ? setup_bdev_super+0x660/0x660
[  289.785802][ T6448]  gfs2_get_tree+0x51/0x1e0
[  289.790357][ T6448]  vfs_get_tree+0x8c/0x280
[  289.794808][ T6448]  do_new_mount+0x24b/0xa40
[  289.799358][ T6448]  __se_sys_mount+0x2da/0x3c0
[  289.804073][ T6448]  ? __x64_sys_mount+0xc0/0xc0
[  289.808876][ T6448]  ? lockdep_hardirqs_on+0x98/0x150
[  289.814120][ T6448]  ? __x64_sys_mount+0x20/0xc0
[  289.818922][ T6448]  do_syscall_64+0x55/0xb0
[  289.823371][ T6448]  ? clear_bhb_loop+0x40/0x90
[  289.828086][ T6448]  ? clear_bhb_loop+0x40/0x90
[  289.832800][ T6448]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  289.838730][ T6448] RIP: 0033:0x7fe72bd90eea
[  289.843193][ 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
[  289.862854][ T6448] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.871310][ T6448] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  289.879338][ T6448] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  289.887348][ T6448] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  289.895353][ T6448] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  289.903470][ T6448] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  289.911511][ T6448]  </TASK>
[  289.921333][ 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.
[  289.936656][ T6448] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  290.348781][ T6451] loop1: detected capacity change from 0 to 32768
[  290.358749][ T6451] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  290.366381][ T6451] CPU: 1 PID: 6451 Comm: syz.1.176 Not tainted syzkaller #0
[  290.373733][ T6451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  290.383840][ T6451] Call Trace:
[  290.387162][ T6451]  <TASK>
[  290.390138][ T6451]  dump_stack_lvl+0x16c/0x230
[  290.394882][ T6451]  ? show_regs_print_info+0x20/0x20
[  290.400147][ T6451]  ? load_image+0x3b0/0x3b0
[  290.404813][ T6451]  sysfs_create_dir_ns+0x256/0x280
[  290.410012][ T6451]  ? sysfs_warn_dup+0xa0/0xa0
[  290.414764][ T6451]  ? do_raw_spin_unlock+0x121/0x230
[  290.420039][ T6451]  kobject_add_internal+0x6b8/0xc70
[  290.425333][ T6451]  kobject_init_and_add+0x126/0x190
[  290.430612][ T6451]  ? lockdep_softirqs_off+0x430/0x430
[  290.436061][ T6451]  ? kobject_add+0x220/0x220
[  290.440905][ T6451]  ? __init_swait_queue_head+0xa9/0x150
[  290.446518][ T6451]  gfs2_sys_fs_add+0x238/0x470
[  290.451351][ T6451]  ? gfs2_recover_set+0x250/0x250
[  290.456454][ T6451]  ? apply_workqueue_attrs+0x180/0x180
[  290.461977][ T6451]  gfs2_fill_super+0x1323/0x1f80
[  290.467000][ T6451]  ? gfs2_reconfigure+0xb10/0xb10
[  290.472109][ T6451]  ? setup_bdev_super+0x56b/0x660
[  290.477199][ T6451]  get_tree_bdev+0x3e4/0x510
[  290.481841][ T6451]  ? end_current_label_crit_section+0x170/0x170
[  290.488146][ T6451]  ? gfs2_reconfigure+0xb10/0xb10
[  290.493241][ T6451]  ? setup_bdev_super+0x660/0x660
[  290.498341][ T6451]  gfs2_get_tree+0x51/0x1e0
[  290.502914][ T6451]  vfs_get_tree+0x8c/0x280
[  290.507388][ T6451]  do_new_mount+0x24b/0xa40
[  290.511956][ T6451]  __se_sys_mount+0x2da/0x3c0
[  290.516688][ T6451]  ? __x64_sys_mount+0xc0/0xc0
[  290.521509][ T6451]  ? lockdep_hardirqs_on+0x98/0x150
[  290.526770][ T6451]  ? __x64_sys_mount+0x20/0xc0
[  290.531592][ T6451]  do_syscall_64+0x55/0xb0
[  290.536056][ T6451]  ? clear_bhb_loop+0x40/0x90
[  290.540787][ T6451]  ? clear_bhb_loop+0x40/0x90
[  290.545530][ T6451]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  290.551490][ T6451] RIP: 0033:0x7fe72bd90eea
[  290.555966][ 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
[  290.575855][ T6451] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.584346][ T6451] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  290.592374][ T6451] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  290.600416][ T6451] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  290.608458][ T6451] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  290.616486][ T6451] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  290.624614][ T6451]  </TASK>
[  290.632221][ 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.
[  290.651267][ T6451] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.126639][ T6454] loop1: detected capacity change from 0 to 32768
[  291.138875][ T6454] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.146769][ T6454] CPU: 0 PID: 6454 Comm: syz.1.177 Not tainted syzkaller #0
[  291.154383][ T6454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.164615][ T6454] Call Trace:
[  291.167958][ T6454]  <TASK>
[  291.170938][ T6454]  dump_stack_lvl+0x16c/0x230
[  291.175704][ T6454]  ? show_regs_print_info+0x20/0x20
[  291.180979][ T6454]  ? load_image+0x3b0/0x3b0
[  291.185563][ T6454]  sysfs_create_dir_ns+0x256/0x280
[  291.190758][ T6454]  ? sysfs_warn_dup+0xa0/0xa0
[  291.195519][ T6454]  ? do_raw_spin_unlock+0x121/0x230
[  291.200799][ T6454]  kobject_add_internal+0x6b8/0xc70
[  291.206130][ T6454]  kobject_init_and_add+0x126/0x190
[  291.211405][ T6454]  ? lockdep_softirqs_off+0x430/0x430
[  291.216845][ T6454]  ? kobject_add+0x220/0x220
[  291.221556][ T6454]  ? __init_swait_queue_head+0xa9/0x150
[  291.227174][ T6454]  gfs2_sys_fs_add+0x238/0x470
[  291.232006][ T6454]  ? gfs2_recover_set+0x250/0x250
[  291.237105][ T6454]  ? apply_workqueue_attrs+0x180/0x180
[  291.242736][ T6454]  gfs2_fill_super+0x1323/0x1f80
[  291.247755][ T6454]  ? gfs2_reconfigure+0xb10/0xb10
[  291.252874][ T6454]  ? setup_bdev_super+0x56b/0x660
[  291.258048][ T6454]  get_tree_bdev+0x3e4/0x510
[  291.262715][ T6454]  ? end_current_label_crit_section+0x170/0x170
[  291.269782][ T6454]  ? gfs2_reconfigure+0xb10/0xb10
[  291.274874][ T6454]  ? setup_bdev_super+0x660/0x660
[  291.280098][ T6454]  gfs2_get_tree+0x51/0x1e0
[  291.284706][ T6454]  vfs_get_tree+0x8c/0x280
[  291.289707][ T6454]  do_new_mount+0x24b/0xa40
[  291.294310][ T6454]  __se_sys_mount+0x2da/0x3c0
[  291.299061][ T6454]  ? __x64_sys_mount+0xc0/0xc0
[  291.303890][ T6454]  ? lockdep_hardirqs_on+0x98/0x150
[  291.309150][ T6454]  ? __x64_sys_mount+0x20/0xc0
[  291.313986][ T6454]  do_syscall_64+0x55/0xb0
[  291.318475][ T6454]  ? clear_bhb_loop+0x40/0x90
[  291.323308][ T6454]  ? clear_bhb_loop+0x40/0x90
[  291.328069][ T6454]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  291.334017][ T6454] RIP: 0033:0x7fe72bd90eea
[  291.338478][ 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
[  291.358493][ T6454] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  291.366976][ T6454] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  291.375018][ T6454] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  291.383171][ T6454] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  291.391230][ T6454] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  291.399222][ T6454] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  291.407226][ T6454]  </TASK>
[  291.416021][ 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.
[  291.430279][ T6454] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.897613][ T6457] loop1: detected capacity change from 0 to 32768
[  291.913843][ T6457] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.924200][ T6457] CPU: 0 PID: 6457 Comm: syz.1.178 Not tainted syzkaller #0
[  291.931598][ T6457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.941720][ T6457] Call Trace:
[  291.945052][ T6457]  <TASK>
[  291.948036][ T6457]  dump_stack_lvl+0x16c/0x230
[  291.952791][ T6457]  ? show_regs_print_info+0x20/0x20
[  291.958065][ T6457]  ? load_image+0x3b0/0x3b0
[  291.962652][ T6457]  sysfs_create_dir_ns+0x256/0x280
[  291.967843][ T6457]  ? sysfs_warn_dup+0xa0/0xa0
[  291.972598][ T6457]  ? do_raw_spin_unlock+0x121/0x230
[  291.977870][ T6457]  kobject_add_internal+0x6b8/0xc70
[  291.983149][ T6457]  kobject_init_and_add+0x126/0x190
[  291.988507][ T6457]  ? lockdep_softirqs_off+0x430/0x430
[  291.993965][ T6457]  ? kobject_add+0x220/0x220
[  291.998638][ T6457]  ? __init_swait_queue_head+0xa9/0x150
[  292.004258][ T6457]  gfs2_sys_fs_add+0x238/0x470
[  292.009196][ T6457]  ? gfs2_recover_set+0x250/0x250
[  292.014314][ T6457]  ? apply_workqueue_attrs+0x180/0x180
[  292.019910][ T6457]  gfs2_fill_super+0x1323/0x1f80
[  292.024931][ T6457]  ? gfs2_reconfigure+0xb10/0xb10
[  292.030034][ T6457]  ? setup_bdev_super+0x56b/0x660
[  292.035114][ T6457]  get_tree_bdev+0x3e4/0x510
[  292.039759][ T6457]  ? end_current_label_crit_section+0x170/0x170
[  292.046062][ T6457]  ? gfs2_reconfigure+0xb10/0xb10
[  292.051148][ T6457]  ? setup_bdev_super+0x660/0x660
[  292.056260][ T6457]  gfs2_get_tree+0x51/0x1e0
[  292.060853][ T6457]  vfs_get_tree+0x8c/0x280
[  292.065337][ T6457]  do_new_mount+0x24b/0xa40
[  292.069912][ T6457]  __se_sys_mount+0x2da/0x3c0
[  292.074736][ T6457]  ? __x64_sys_mount+0xc0/0xc0
[  292.079564][ T6457]  ? lockdep_hardirqs_on+0x98/0x150
[  292.084823][ T6457]  ? __x64_sys_mount+0x20/0xc0
[  292.089651][ T6457]  do_syscall_64+0x55/0xb0
[  292.094123][ T6457]  ? clear_bhb_loop+0x40/0x90
[  292.098867][ T6457]  ? clear_bhb_loop+0x40/0x90
[  292.103615][ T6457]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.109577][ T6457] RIP: 0033:0x7fe72bd90eea
[  292.114039][ 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
[  292.133875][ T6457] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.142359][ T6457] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  292.150390][ T6457] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  292.158428][ T6457] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  292.166463][ T6457] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.174553][ T6457] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  292.182614][ T6457]  </TASK>
[  292.194889][ 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.
[  292.214092][ T6457] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  292.634265][ T6460] loop1: detected capacity change from 0 to 32768
[  292.649271][ T6460] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  292.657771][ T6460] CPU: 1 PID: 6460 Comm: syz.1.179 Not tainted syzkaller #0
[  292.665144][ T6460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  292.675272][ T6460] Call Trace:
[  292.678605][ T6460]  <TASK>
[  292.681599][ T6460]  dump_stack_lvl+0x16c/0x230
[  292.686376][ T6460]  ? show_regs_print_info+0x20/0x20
[  292.691682][ T6460]  ? load_image+0x3b0/0x3b0
[  292.696275][ T6460]  sysfs_create_dir_ns+0x256/0x280
[  292.701479][ T6460]  ? sysfs_warn_dup+0xa0/0xa0
[  292.706235][ T6460]  ? do_raw_spin_unlock+0x121/0x230
[  292.711635][ T6460]  kobject_add_internal+0x6b8/0xc70
[  292.717095][ T6460]  kobject_init_and_add+0x126/0x190
[  292.723408][ T6460]  ? lockdep_softirqs_off+0x430/0x430
[  292.729718][ T6460]  ? kobject_add+0x220/0x220
[  292.734483][ T6460]  ? __init_swait_queue_head+0xa9/0x150
[  292.740100][ T6460]  gfs2_sys_fs_add+0x238/0x470
[  292.745042][ T6460]  ? gfs2_recover_set+0x250/0x250
[  292.750164][ T6460]  ? apply_workqueue_attrs+0x180/0x180
[  292.755711][ T6460]  gfs2_fill_super+0x1323/0x1f80
[  292.760754][ T6460]  ? gfs2_reconfigure+0xb10/0xb10
[  292.765871][ T6460]  ? setup_bdev_super+0x56b/0x660
[  292.770966][ T6460]  get_tree_bdev+0x3e4/0x510
[  292.775605][ T6460]  ? end_current_label_crit_section+0x170/0x170
[  292.781916][ T6460]  ? gfs2_reconfigure+0xb10/0xb10
[  292.787033][ T6460]  ? setup_bdev_super+0x660/0x660
[  292.792112][ T6460]  gfs2_get_tree+0x51/0x1e0
[  292.796664][ T6460]  vfs_get_tree+0x8c/0x280
[  292.801130][ T6460]  do_new_mount+0x24b/0xa40
[  292.805678][ T6460]  __se_sys_mount+0x2da/0x3c0
[  292.810401][ T6460]  ? __x64_sys_mount+0xc0/0xc0
[  292.815204][ T6460]  ? lockdep_hardirqs_on+0x98/0x150
[  292.820494][ T6460]  ? __x64_sys_mount+0x20/0xc0
[  292.825308][ T6460]  do_syscall_64+0x55/0xb0
[  292.829759][ T6460]  ? clear_bhb_loop+0x40/0x90
[  292.834468][ T6460]  ? clear_bhb_loop+0x40/0x90
[  292.839180][ T6460]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.845101][ T6460] RIP: 0033:0x7fe72bd90eea
[  292.849547][ 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
[  292.869199][ T6460] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.877661][ T6460] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  292.885673][ T6460] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  292.893720][ T6460] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  292.901742][ T6460] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.909840][ T6460] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  292.917872][ T6460]  </TASK>
[  292.923451][ 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.
[  292.939352][ T6460] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/04 01:51:03 executed programs: 165
[  293.370988][ T6463] loop1: detected capacity change from 0 to 32768
[  293.384119][ T6463] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  293.392676][ T6463] CPU: 0 PID: 6463 Comm: syz.1.180 Not tainted syzkaller #0
[  293.400044][ T6463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  293.410253][ T6463] Call Trace:
[  293.413575][ T6463]  <TASK>
[  293.416544][ T6463]  dump_stack_lvl+0x16c/0x230
[  293.421446][ T6463]  ? show_regs_print_info+0x20/0x20
[  293.426688][ T6463]  ? load_image+0x3b0/0x3b0
[  293.431279][ T6463]  sysfs_create_dir_ns+0x256/0x280
[  293.436452][ T6463]  ? sysfs_warn_dup+0xa0/0xa0
[  293.441199][ T6463]  ? do_raw_spin_unlock+0x121/0x230
[  293.446451][ T6463]  kobject_add_internal+0x6b8/0xc70
[  293.451712][ T6463]  kobject_init_and_add+0x126/0x190
[  293.456953][ T6463]  ? lockdep_softirqs_off+0x430/0x430
[  293.462361][ T6463]  ? kobject_add+0x220/0x220
[  293.466997][ T6463]  ? __init_swait_queue_head+0xa9/0x150
[  293.472589][ T6463]  gfs2_sys_fs_add+0x238/0x470
[  293.477622][ T6463]  ? gfs2_recover_set+0x250/0x250
[  293.482735][ T6463]  ? apply_workqueue_attrs+0x180/0x180
[  293.488251][ T6463]  gfs2_fill_super+0x1323/0x1f80
[  293.493334][ T6463]  ? gfs2_reconfigure+0xb10/0xb10
[  293.498406][ T6463]  ? setup_bdev_super+0x56b/0x660
[  293.503480][ T6463]  get_tree_bdev+0x3e4/0x510
[  293.508128][ T6463]  ? end_current_label_crit_section+0x170/0x170
[  293.514543][ T6463]  ? gfs2_reconfigure+0xb10/0xb10
[  293.519620][ T6463]  ? setup_bdev_super+0x660/0x660
[  293.524867][ T6463]  gfs2_get_tree+0x51/0x1e0
[  293.529422][ T6463]  vfs_get_tree+0x8c/0x280
[  293.533885][ T6463]  do_new_mount+0x24b/0xa40
[  293.538475][ T6463]  __se_sys_mount+0x2da/0x3c0
[  293.543196][ T6463]  ? __x64_sys_mount+0xc0/0xc0
[  293.547999][ T6463]  ? lockdep_hardirqs_on+0x98/0x150
[  293.553348][ T6463]  ? __x64_sys_mount+0x20/0xc0
[  293.558155][ T6463]  do_syscall_64+0x55/0xb0
[  293.562622][ T6463]  ? clear_bhb_loop+0x40/0x90
[  293.567516][ T6463]  ? clear_bhb_loop+0x40/0x90
[  293.572273][ T6463]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  293.578275][ T6463] RIP: 0033:0x7fe72bd90eea
[  293.582724][ 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
[  293.602367][ T6463] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.610827][ T6463] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  293.618854][ T6463] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  293.626864][ T6463] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  293.634882][ T6463] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  293.642889][ T6463] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  293.651086][ T6463]  </TASK>
[  293.663023][ 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.
[  293.677402][ T6463] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  294.101797][ T6466] loop1: detected capacity change from 0 to 32768
[  294.118300][ T6466] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.126637][ T6466] CPU: 0 PID: 6466 Comm: syz.1.181 Not tainted syzkaller #0
[  294.134008][ T6466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.144316][ T6466] Call Trace:
[  294.147752][ T6466]  <TASK>
[  294.150742][ T6466]  dump_stack_lvl+0x16c/0x230
[  294.155493][ T6466]  ? show_regs_print_info+0x20/0x20
[  294.160764][ T6466]  ? load_image+0x3b0/0x3b0
[  294.165338][ T6466]  sysfs_create_dir_ns+0x256/0x280
[  294.170581][ T6466]  ? sysfs_warn_dup+0xa0/0xa0
[  294.175774][ T6466]  ? do_raw_spin_unlock+0x121/0x230
[  294.182435][ T6466]  kobject_add_internal+0x6b8/0xc70
[  294.187920][ T6466]  kobject_init_and_add+0x126/0x190
[  294.193310][ T6466]  ? lockdep_softirqs_off+0x430/0x430
[  294.198752][ T6466]  ? kobject_add+0x220/0x220
[  294.203415][ T6466]  ? __init_swait_queue_head+0xa9/0x150
[  294.209723][ T6466]  gfs2_sys_fs_add+0x238/0x470
[  294.214642][ T6466]  ? gfs2_recover_set+0x250/0x250
[  294.219733][ T6466]  ? apply_workqueue_attrs+0x180/0x180
[  294.225262][ T6466]  gfs2_fill_super+0x1323/0x1f80
[  294.230324][ T6466]  ? gfs2_reconfigure+0xb10/0xb10
[  294.235519][ T6466]  ? setup_bdev_super+0x56b/0x660
[  294.240601][ T6466]  get_tree_bdev+0x3e4/0x510
[  294.245238][ T6466]  ? end_current_label_crit_section+0x170/0x170
[  294.251548][ T6466]  ? gfs2_reconfigure+0xb10/0xb10
[  294.256638][ T6466]  ? setup_bdev_super+0x660/0x660
[  294.261719][ T6466]  gfs2_get_tree+0x51/0x1e0
[  294.266280][ T6466]  vfs_get_tree+0x8c/0x280
[  294.270761][ T6466]  do_new_mount+0x24b/0xa40
[  294.275339][ T6466]  __se_sys_mount+0x2da/0x3c0
[  294.280094][ T6466]  ? __x64_sys_mount+0xc0/0xc0
[  294.284954][ T6466]  ? lockdep_hardirqs_on+0x98/0x150
[  294.290215][ T6466]  ? __x64_sys_mount+0x20/0xc0
[  294.295316][ T6466]  do_syscall_64+0x55/0xb0
[  294.299803][ T6466]  ? clear_bhb_loop+0x40/0x90
[  294.304580][ T6466]  ? clear_bhb_loop+0x40/0x90
[  294.309354][ T6466]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  294.315403][ T6466] RIP: 0033:0x7fe72bd90eea
[  294.319963][ 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
[  294.339640][ T6466] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.348126][ T6466] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  294.356158][ T6466] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  294.364223][ T6466] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  294.372236][ T6466] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  294.380232][ T6466] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  294.388260][ T6466]  </TASK>
[  294.393906][ 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.
[  294.408608][ T6466] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  294.857696][ T6469] loop1: detected capacity change from 0 to 32768
[  294.876492][ T6469] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.883965][ T6469] CPU: 0 PID: 6469 Comm: syz.1.182 Not tainted syzkaller #0
[  294.891316][ T6469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.901428][ T6469] Call Trace:
[  294.904768][ T6469]  <TASK>
[  294.907757][ T6469]  dump_stack_lvl+0x16c/0x230
[  294.912520][ T6469]  ? show_regs_print_info+0x20/0x20
[  294.917788][ T6469]  ? load_image+0x3b0/0x3b0
[  294.922409][ T6469]  sysfs_create_dir_ns+0x256/0x280
[  294.927606][ T6469]  ? sysfs_warn_dup+0xa0/0xa0
[  294.932444][ T6469]  ? do_raw_spin_unlock+0x121/0x230
[  294.937707][ T6469]  kobject_add_internal+0x6b8/0xc70
[  294.942972][ T6469]  kobject_init_and_add+0x126/0x190
[  294.948239][ T6469]  ? lockdep_softirqs_off+0x430/0x430
[  294.953684][ T6469]  ? kobject_add+0x220/0x220
[  294.958320][ T6469]  ? __init_swait_queue_head+0xa9/0x150
[  294.963902][ T6469]  gfs2_sys_fs_add+0x238/0x470
[  294.968709][ T6469]  ? gfs2_recover_set+0x250/0x250
[  294.973782][ T6469]  ? apply_workqueue_attrs+0x180/0x180
[  294.979301][ T6469]  gfs2_fill_super+0x1323/0x1f80
[  294.984304][ T6469]  ? gfs2_reconfigure+0xb10/0xb10
[  294.989470][ T6469]  ? setup_bdev_super+0x56b/0x660
[  294.994538][ T6469]  get_tree_bdev+0x3e4/0x510
[  294.999164][ T6469]  ? end_current_label_crit_section+0x170/0x170
[  295.005626][ T6469]  ? gfs2_reconfigure+0xb10/0xb10
[  295.010687][ T6469]  ? setup_bdev_super+0x660/0x660
[  295.015843][ T6469]  gfs2_get_tree+0x51/0x1e0
[  295.020520][ T6469]  vfs_get_tree+0x8c/0x280
[  295.024982][ T6469]  do_new_mount+0x24b/0xa40
[  295.029543][ T6469]  __se_sys_mount+0x2da/0x3c0
[  295.034279][ T6469]  ? __x64_sys_mount+0xc0/0xc0
[  295.039131][ T6469]  ? lockdep_hardirqs_on+0x98/0x150
[  295.044414][ T6469]  ? __x64_sys_mount+0x20/0xc0
[  295.049250][ T6469]  do_syscall_64+0x55/0xb0
[  295.053733][ T6469]  ? clear_bhb_loop+0x40/0x90
[  295.058680][ T6469]  ? clear_bhb_loop+0x40/0x90
[  295.063673][ T6469]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  295.069890][ T6469] RIP: 0033:0x7fe72bd90eea
[  295.074362][ 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
[  295.094411][ T6469] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.103052][ T6469] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  295.111103][ T6469] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  295.120105][ T6469] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  295.128115][ T6469] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  295.136148][ T6469] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  295.144564][ T6469]  </TASK>
[  295.152189][ 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.
[  295.171927][ T6469] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  295.608357][ T6472] loop1: detected capacity change from 0 to 32768
[  295.628446][ T6472] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  295.636112][ T6472] CPU: 0 PID: 6472 Comm: syz.1.183 Not tainted syzkaller #0
[  295.643540][ T6472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  295.654454][ T6472] Call Trace:
[  295.657791][ T6472]  <TASK>
[  295.660857][ T6472]  dump_stack_lvl+0x16c/0x230
[  295.665627][ T6472]  ? show_regs_print_info+0x20/0x20
[  295.671115][ T6472]  ? load_image+0x3b0/0x3b0
[  295.675708][ T6472]  sysfs_create_dir_ns+0x256/0x280
[  295.681745][ T6472]  ? sysfs_warn_dup+0xa0/0xa0
[  295.686513][ T6472]  ? do_raw_spin_unlock+0x121/0x230
[  295.691792][ T6472]  kobject_add_internal+0x6b8/0xc70
[  295.697067][ T6472]  kobject_init_and_add+0x126/0x190
[  295.702433][ T6472]  ? lockdep_softirqs_off+0x430/0x430
[  295.707970][ T6472]  ? kobject_add+0x220/0x220
[  295.712734][ T6472]  ? __init_swait_queue_head+0xa9/0x150
[  295.718363][ T6472]  gfs2_sys_fs_add+0x238/0x470
[  295.723259][ T6472]  ? gfs2_recover_set+0x250/0x250
[  295.728400][ T6472]  ? apply_workqueue_attrs+0x180/0x180
[  295.734034][ T6472]  gfs2_fill_super+0x1323/0x1f80
[  295.739107][ T6472]  ? gfs2_reconfigure+0xb10/0xb10
[  295.744765][ T6472]  ? setup_bdev_super+0x56b/0x660
[  295.751000][ T6472]  get_tree_bdev+0x3e4/0x510
[  295.755676][ T6472]  ? end_current_label_crit_section+0x170/0x170
[  295.761995][ T6472]  ? gfs2_reconfigure+0xb10/0xb10
[  295.768078][ T6472]  ? setup_bdev_super+0x660/0x660
[  295.773239][ T6472]  gfs2_get_tree+0x51/0x1e0
[  295.777919][ T6472]  vfs_get_tree+0x8c/0x280
[  295.782625][ T6472]  do_new_mount+0x24b/0xa40
[  295.787339][ T6472]  __se_sys_mount+0x2da/0x3c0
[  295.792276][ T6472]  ? __x64_sys_mount+0xc0/0xc0
[  295.797798][ T6472]  ? lockdep_hardirqs_on+0x98/0x150
[  295.803077][ T6472]  ? __x64_sys_mount+0x20/0xc0
[  295.807893][ T6472]  do_syscall_64+0x55/0xb0
[  295.812466][ T6472]  ? clear_bhb_loop+0x40/0x90
[  295.817231][ T6472]  ? clear_bhb_loop+0x40/0x90
[  295.822070][ T6472]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  295.828201][ T6472] RIP: 0033:0x7fe72bd90eea
[  295.833460][ 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
[  295.856501][ T6472] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.864963][ T6472] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  295.873152][ T6472] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  295.881291][ T6472] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  295.889541][ T6472] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  295.897826][ T6472] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  295.906238][ T6472]  </TASK>
[  295.919531][ 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.
[  295.934605][ T6472] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  296.368971][ T6475] loop1: detected capacity change from 0 to 32768
[  296.384588][ T6475] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  296.393956][ T6475] CPU: 0 PID: 6475 Comm: syz.1.184 Not tainted syzkaller #0
[  296.401416][ T6475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  296.411555][ T6475] Call Trace:
[  296.414902][ T6475]  <TASK>
[  296.417888][ T6475]  dump_stack_lvl+0x16c/0x230
[  296.422643][ T6475]  ? show_regs_print_info+0x20/0x20
[  296.427917][ T6475]  ? load_image+0x3b0/0x3b0
[  296.432621][ T6475]  sysfs_create_dir_ns+0x256/0x280
[  296.437831][ T6475]  ? sysfs_warn_dup+0xa0/0xa0
[  296.442606][ T6475]  ? do_raw_spin_unlock+0x121/0x230
[  296.447892][ T6475]  kobject_add_internal+0x6b8/0xc70
[  296.453216][ T6475]  kobject_init_and_add+0x126/0x190
[  296.458477][ T6475]  ? lockdep_softirqs_off+0x430/0x430
[  296.464022][ T6475]  ? kobject_add+0x220/0x220
[  296.468697][ T6475]  ? __init_swait_queue_head+0xa9/0x150
[  296.474325][ T6475]  gfs2_sys_fs_add+0x238/0x470
[  296.479172][ T6475]  ? gfs2_recover_set+0x250/0x250
[  296.484283][ T6475]  ? apply_workqueue_attrs+0x180/0x180
[  296.489842][ T6475]  gfs2_fill_super+0x1323/0x1f80
[  296.494944][ T6475]  ? gfs2_reconfigure+0xb10/0xb10
[  296.500148][ T6475]  ? setup_bdev_super+0x56b/0x660
[  296.505247][ T6475]  get_tree_bdev+0x3e4/0x510
[  296.510253][ T6475]  ? end_current_label_crit_section+0x170/0x170
[  296.516668][ T6475]  ? gfs2_reconfigure+0xb10/0xb10
[  296.521767][ T6475]  ? setup_bdev_super+0x660/0x660
[  296.528095][ T6475]  gfs2_get_tree+0x51/0x1e0
[  296.532807][ T6475]  vfs_get_tree+0x8c/0x280
[  296.537309][ T6475]  do_new_mount+0x24b/0xa40
[  296.541902][ T6475]  __se_sys_mount+0x2da/0x3c0
[  296.546924][ T6475]  ? __x64_sys_mount+0xc0/0xc0
[  296.551774][ T6475]  ? lockdep_hardirqs_on+0x98/0x150
[  296.557050][ T6475]  ? __x64_sys_mount+0x20/0xc0
[  296.561921][ T6475]  do_syscall_64+0x55/0xb0
[  296.566414][ T6475]  ? clear_bhb_loop+0x40/0x90
[  296.571827][ T6475]  ? clear_bhb_loop+0x40/0x90
[  296.576609][ T6475]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  296.582931][ T6475] RIP: 0033:0x7fe72bd90eea
[  296.588015][ 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
[  296.608187][ T6475] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.617218][ T6475] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  296.625254][ T6475] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  296.633298][ T6475] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  296.641340][ T6475] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  296.649952][ T6475] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  296.658209][ T6475]  </TASK>
[  296.668623][ 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.
[  296.683351][ T6475] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  297.118953][ T6478] loop1: detected capacity change from 0 to 32768
[  297.140328][ T6478] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  297.148555][ T6478] CPU: 1 PID: 6478 Comm: syz.1.185 Not tainted syzkaller #0
[  297.155971][ T6478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  297.166089][ T6478] Call Trace:
[  297.169433][ T6478]  <TASK>
[  297.172419][ T6478]  dump_stack_lvl+0x16c/0x230
[  297.177191][ T6478]  ? show_regs_print_info+0x20/0x20
[  297.182475][ T6478]  ? load_image+0x3b0/0x3b0
[  297.187071][ T6478]  sysfs_create_dir_ns+0x256/0x280
[  297.192290][ T6478]  ? sysfs_warn_dup+0xa0/0xa0
[  297.197053][ T6478]  ? do_raw_spin_unlock+0x121/0x230
[  297.202375][ T6478]  kobject_add_internal+0x6b8/0xc70
[  297.207655][ T6478]  kobject_init_and_add+0x126/0x190
[  297.212943][ T6478]  ? lockdep_softirqs_off+0x430/0x430
[  297.218593][ T6478]  ? kobject_add+0x220/0x220
[  297.223432][ T6478]  ? __init_swait_queue_head+0xa9/0x150
[  297.230350][ T6478]  gfs2_sys_fs_add+0x238/0x470
[  297.235345][ T6478]  ? gfs2_recover_set+0x250/0x250
[  297.240523][ T6478]  ? apply_workqueue_attrs+0x180/0x180
[  297.246743][ T6478]  gfs2_fill_super+0x1323/0x1f80
[  297.252744][ T6478]  ? gfs2_reconfigure+0xb10/0xb10
[  297.258037][ T6478]  ? setup_bdev_super+0x56b/0x660
[  297.263116][ T6478]  get_tree_bdev+0x3e4/0x510
[  297.267764][ T6478]  ? end_current_label_crit_section+0x170/0x170
[  297.274056][ T6478]  ? gfs2_reconfigure+0xb10/0xb10
[  297.279121][ T6478]  ? setup_bdev_super+0x660/0x660
[  297.284190][ T6478]  gfs2_get_tree+0x51/0x1e0
[  297.288745][ T6478]  vfs_get_tree+0x8c/0x280
[  297.293204][ T6478]  do_new_mount+0x24b/0xa40
[  297.297853][ T6478]  __se_sys_mount+0x2da/0x3c0
[  297.302624][ T6478]  ? __x64_sys_mount+0xc0/0xc0
[  297.307440][ T6478]  ? lockdep_hardirqs_on+0x98/0x150
[  297.312685][ T6478]  ? __x64_sys_mount+0x20/0xc0
[  297.317491][ T6478]  do_syscall_64+0x55/0xb0
[  297.322039][ T6478]  ? clear_bhb_loop+0x40/0x90
[  297.326758][ T6478]  ? clear_bhb_loop+0x40/0x90
[  297.331487][ T6478]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  297.337441][ T6478] RIP: 0033:0x7fe72bd90eea
[  297.341979][ 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
[  297.361654][ T6478] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.370105][ T6478] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  297.378123][ T6478] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  297.386230][ T6478] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  297.394244][ T6478] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  297.402251][ T6478] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  297.410282][ T6478]  </TASK>
[  297.414439][ 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.
[  297.432652][ T6478] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  297.870987][ T6481] loop1: detected capacity change from 0 to 32768
[  297.885381][ T6481] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  297.893871][ T6481] CPU: 1 PID: 6481 Comm: syz.1.186 Not tainted syzkaller #0
[  297.901241][ T6481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  297.911356][ T6481] Call Trace:
[  297.914699][ T6481]  <TASK>
[  297.917697][ T6481]  dump_stack_lvl+0x16c/0x230
[  297.922474][ T6481]  ? show_regs_print_info+0x20/0x20
[  297.927761][ T6481]  ? load_image+0x3b0/0x3b0
[  297.932355][ T6481]  sysfs_create_dir_ns+0x256/0x280
[  297.937547][ T6481]  ? sysfs_warn_dup+0xa0/0xa0
[  297.942305][ T6481]  ? do_raw_spin_unlock+0x121/0x230
[  297.947578][ T6481]  kobject_add_internal+0x6b8/0xc70
[  297.952884][ T6481]  kobject_init_and_add+0x126/0x190
[  297.958144][ T6481]  ? lockdep_softirqs_off+0x430/0x430
[  297.963556][ T6481]  ? kobject_add+0x220/0x220
[  297.968192][ T6481]  ? __init_swait_queue_head+0xa9/0x150
[  297.973788][ T6481]  gfs2_sys_fs_add+0x238/0x470
[  297.978602][ T6481]  ? gfs2_recover_set+0x250/0x250
[  297.983681][ T6481]  ? apply_workqueue_attrs+0x180/0x180
[  297.989280][ T6481]  gfs2_fill_super+0x1323/0x1f80
[  297.994274][ T6481]  ? gfs2_reconfigure+0xb10/0xb10
[  297.999349][ T6481]  ? setup_bdev_super+0x56b/0x660
[  298.004410][ T6481]  get_tree_bdev+0x3e4/0x510
[  298.009033][ T6481]  ? end_current_label_crit_section+0x170/0x170
[  298.015317][ T6481]  ? gfs2_reconfigure+0xb10/0xb10
[  298.020401][ T6481]  ? setup_bdev_super+0x660/0x660
[  298.025563][ T6481]  gfs2_get_tree+0x51/0x1e0
[  298.030115][ T6481]  vfs_get_tree+0x8c/0x280
[  298.034572][ T6481]  do_new_mount+0x24b/0xa40
[  298.039168][ T6481]  __se_sys_mount+0x2da/0x3c0
[  298.043890][ T6481]  ? __x64_sys_mount+0xc0/0xc0
[  298.048698][ T6481]  ? lockdep_hardirqs_on+0x98/0x150
[  298.053943][ T6481]  ? __x64_sys_mount+0x20/0xc0
[  298.058783][ T6481]  do_syscall_64+0x55/0xb0
[  298.063239][ T6481]  ? clear_bhb_loop+0x40/0x90
[  298.067956][ T6481]  ? clear_bhb_loop+0x40/0x90
[  298.072667][ T6481]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  298.078592][ T6481] RIP: 0033:0x7fe72bd90eea
[  298.083100][ 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
[  298.103545][ T6481] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.112256][ T6481] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  298.120811][ T6481] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  298.128835][ T6481] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  298.136853][ T6481] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  298.144979][ T6481] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  298.153110][ T6481]  </TASK>
2026/01/04 01:51:08 executed programs: 172
[  298.159279][ 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.
[  298.173353][ T6481] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  298.592799][ T6484] loop1: detected capacity change from 0 to 32768
[  298.611551][ T6484] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  298.620147][ T6484] CPU: 1 PID: 6484 Comm: syz.1.187 Not tainted syzkaller #0
[  298.627774][ T6484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  298.637909][ T6484] Call Trace:
[  298.641246][ T6484]  <TASK>
[  298.644232][ T6484]  dump_stack_lvl+0x16c/0x230
[  298.648999][ T6484]  ? show_regs_print_info+0x20/0x20
[  298.654372][ T6484]  ? load_image+0x3b0/0x3b0
[  298.658960][ T6484]  sysfs_create_dir_ns+0x256/0x280
[  298.664146][ T6484]  ? sysfs_warn_dup+0xa0/0xa0
[  298.668899][ T6484]  ? do_raw_spin_unlock+0x121/0x230
[  298.674181][ T6484]  kobject_add_internal+0x6b8/0xc70
[  298.679464][ T6484]  kobject_init_and_add+0x126/0x190
[  298.684733][ T6484]  ? lockdep_softirqs_off+0x430/0x430
[  298.690180][ T6484]  ? kobject_add+0x220/0x220
[  298.694884][ T6484]  ? __init_swait_queue_head+0xa9/0x150
[  298.700503][ T6484]  gfs2_sys_fs_add+0x238/0x470
[  298.705391][ T6484]  ? gfs2_recover_set+0x250/0x250
[  298.710504][ T6484]  ? apply_workqueue_attrs+0x180/0x180
[  298.716046][ T6484]  gfs2_fill_super+0x1323/0x1f80
[  298.721069][ T6484]  ? gfs2_reconfigure+0xb10/0xb10
[  298.726171][ T6484]  ? setup_bdev_super+0x56b/0x660
[  298.731281][ T6484]  get_tree_bdev+0x3e4/0x510
[  298.736184][ T6484]  ? end_current_label_crit_section+0x170/0x170
[  298.742481][ T6484]  ? gfs2_reconfigure+0xb10/0xb10
[  298.747649][ T6484]  ? setup_bdev_super+0x660/0x660
[  298.752732][ T6484]  gfs2_get_tree+0x51/0x1e0
[  298.757374][ T6484]  vfs_get_tree+0x8c/0x280
[  298.761866][ T6484]  do_new_mount+0x24b/0xa40
[  298.766440][ T6484]  __se_sys_mount+0x2da/0x3c0
[  298.771170][ T6484]  ? __x64_sys_mount+0xc0/0xc0
[  298.775986][ T6484]  ? lockdep_hardirqs_on+0x98/0x150
[  298.781230][ T6484]  ? __x64_sys_mount+0x20/0xc0
[  298.786075][ T6484]  do_syscall_64+0x55/0xb0
[  298.790530][ T6484]  ? clear_bhb_loop+0x40/0x90
[  298.795245][ T6484]  ? clear_bhb_loop+0x40/0x90
[  298.800076][ T6484]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  298.806011][ T6484] RIP: 0033:0x7fe72bd90eea
[  298.810479][ 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
[  298.830131][ T6484] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.838592][ T6484] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  298.846615][ T6484] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  298.854716][ T6484] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  298.863267][ T6484] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  298.871285][ T6484] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  298.879746][ T6484]  </TASK>
[  298.892278][ 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.
[  298.907356][ T6484] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.166518][ T5844] Bluetooth: hci1: command 0x0406 tx timeout
[  299.343408][ T6487] loop1: detected capacity change from 0 to 32768
[  299.358400][ T6487] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  299.366473][ T6487] CPU: 0 PID: 6487 Comm: syz.1.188 Not tainted syzkaller #0
[  299.373840][ T6487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  299.383967][ T6487] Call Trace:
[  299.387298][ T6487]  <TASK>
[  299.390282][ T6487]  dump_stack_lvl+0x16c/0x230
[  299.395035][ T6487]  ? show_regs_print_info+0x20/0x20
[  299.400318][ T6487]  ? load_image+0x3b0/0x3b0
[  299.404900][ T6487]  sysfs_create_dir_ns+0x256/0x280
[  299.410094][ T6487]  ? sysfs_warn_dup+0xa0/0xa0
[  299.414859][ T6487]  ? do_raw_spin_unlock+0x121/0x230
[  299.420222][ T6487]  kobject_add_internal+0x6b8/0xc70
[  299.425505][ T6487]  kobject_init_and_add+0x126/0x190
[  299.431237][ T6487]  ? lockdep_softirqs_off+0x430/0x430
[  299.436684][ T6487]  ? kobject_add+0x220/0x220
[  299.441435][ T6487]  ? __init_swait_queue_head+0xa9/0x150
[  299.447051][ T6487]  gfs2_sys_fs_add+0x238/0x470
[  299.451894][ T6487]  ? gfs2_recover_set+0x250/0x250
[  299.457052][ T6487]  ? apply_workqueue_attrs+0x180/0x180
[  299.462718][ T6487]  gfs2_fill_super+0x1323/0x1f80
[  299.467832][ T6487]  ? gfs2_reconfigure+0xb10/0xb10
[  299.472952][ T6487]  ? setup_bdev_super+0x56b/0x660
[  299.478045][ T6487]  get_tree_bdev+0x3e4/0x510
[  299.482698][ T6487]  ? end_current_label_crit_section+0x170/0x170
[  299.489014][ T6487]  ? gfs2_reconfigure+0xb10/0xb10
[  299.494201][ T6487]  ? setup_bdev_super+0x660/0x660
[  299.499304][ T6487]  gfs2_get_tree+0x51/0x1e0
[  299.503876][ T6487]  vfs_get_tree+0x8c/0x280
[  299.508369][ T6487]  do_new_mount+0x24b/0xa40
[  299.512942][ T6487]  __se_sys_mount+0x2da/0x3c0
[  299.517691][ T6487]  ? __x64_sys_mount+0xc0/0xc0
[  299.522623][ T6487]  ? lockdep_hardirqs_on+0x98/0x150
[  299.527887][ T6487]  ? __x64_sys_mount+0x20/0xc0
[  299.532710][ T6487]  do_syscall_64+0x55/0xb0
[  299.537179][ T6487]  ? clear_bhb_loop+0x40/0x90
[  299.541945][ T6487]  ? clear_bhb_loop+0x40/0x90
[  299.546693][ T6487]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  299.552658][ T6487] RIP: 0033:0x7fe72bd90eea
[  299.557138][ 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
[  299.576815][ T6487] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  299.585302][ T6487] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  299.593342][ T6487] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  299.601468][ T6487] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  299.609677][ T6487] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  299.617713][ T6487] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  299.625766][ T6487]  </TASK>
[  299.636860][ 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.
[  299.653879][ T6487] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  300.062627][ T6490] loop1: detected capacity change from 0 to 32768
[  300.075580][ T6490] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.083818][ T6490] CPU: 1 PID: 6490 Comm: syz.1.189 Not tainted syzkaller #0
[  300.091318][ T6490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  300.101466][ T6490] Call Trace:
[  300.104889][ T6490]  <TASK>
[  300.107875][ T6490]  dump_stack_lvl+0x16c/0x230
[  300.112619][ T6490]  ? show_regs_print_info+0x20/0x20
[  300.117866][ T6490]  ? load_image+0x3b0/0x3b0
[  300.122428][ T6490]  sysfs_create_dir_ns+0x256/0x280
[  300.127593][ T6490]  ? sysfs_warn_dup+0xa0/0xa0
[  300.132336][ T6490]  ? do_raw_spin_unlock+0x121/0x230
[  300.137585][ T6490]  kobject_add_internal+0x6b8/0xc70
[  300.142838][ T6490]  kobject_init_and_add+0x126/0x190
[  300.148247][ T6490]  ? lockdep_softirqs_off+0x430/0x430
[  300.153701][ T6490]  ? kobject_add+0x220/0x220
[  300.158343][ T6490]  ? __init_swait_queue_head+0xa9/0x150
[  300.163930][ T6490]  gfs2_sys_fs_add+0x238/0x470
[  300.168749][ T6490]  ? gfs2_recover_set+0x250/0x250
[  300.173822][ T6490]  ? apply_workqueue_attrs+0x180/0x180
[  300.179348][ T6490]  gfs2_fill_super+0x1323/0x1f80
[  300.184542][ T6490]  ? gfs2_reconfigure+0xb10/0xb10
[  300.189645][ T6490]  ? setup_bdev_super+0x56b/0x660
[  300.194746][ T6490]  get_tree_bdev+0x3e4/0x510
[  300.199393][ T6490]  ? end_current_label_crit_section+0x170/0x170
[  300.205718][ T6490]  ? gfs2_reconfigure+0xb10/0xb10
[  300.210791][ T6490]  ? setup_bdev_super+0x660/0x660
[  300.215879][ T6490]  gfs2_get_tree+0x51/0x1e0
[  300.220437][ T6490]  vfs_get_tree+0x8c/0x280
[  300.225072][ T6490]  do_new_mount+0x24b/0xa40
[  300.229668][ T6490]  __se_sys_mount+0x2da/0x3c0
[  300.234470][ T6490]  ? __x64_sys_mount+0xc0/0xc0
[  300.239274][ T6490]  ? lockdep_hardirqs_on+0x98/0x150
[  300.244507][ T6490]  ? __x64_sys_mount+0x20/0xc0
[  300.249302][ T6490]  do_syscall_64+0x55/0xb0
[  300.253754][ T6490]  ? clear_bhb_loop+0x40/0x90
[  300.258483][ T6490]  ? clear_bhb_loop+0x40/0x90
[  300.263212][ T6490]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  300.269149][ T6490] RIP: 0033:0x7fe72bd90eea
[  300.273601][ 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
[  300.293297][ T6490] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.301861][ T6490] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  300.309881][ T6490] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  300.317902][ T6490] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  300.325998][ T6490] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  300.334003][ T6490] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  300.342049][ T6490]  </TASK>
[  300.359825][ 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.
[  300.378076][ T6490] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  300.795673][ T6493] loop1: detected capacity change from 0 to 32768
[  300.811376][ T6493] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.819246][ T6493] CPU: 0 PID: 6493 Comm: syz.1.190 Not tainted syzkaller #0
[  300.826710][ T6493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  300.836825][ T6493] Call Trace:
[  300.840245][ T6493]  <TASK>
[  300.843268][ T6493]  dump_stack_lvl+0x16c/0x230
[  300.848017][ T6493]  ? show_regs_print_info+0x20/0x20
[  300.853285][ T6493]  ? load_image+0x3b0/0x3b0
[  300.857859][ T6493]  sysfs_create_dir_ns+0x256/0x280
[  300.863051][ T6493]  ? sysfs_warn_dup+0xa0/0xa0
[  300.867806][ T6493]  ? do_raw_spin_unlock+0x121/0x230
[  300.873075][ T6493]  kobject_add_internal+0x6b8/0xc70
[  300.878347][ T6493]  kobject_init_and_add+0x126/0x190
[  300.883609][ T6493]  ? lockdep_softirqs_off+0x430/0x430
[  300.889056][ T6493]  ? kobject_add+0x220/0x220
[  300.893716][ T6493]  ? __init_swait_queue_head+0xa9/0x150
[  300.899324][ T6493]  gfs2_sys_fs_add+0x238/0x470
[  300.904242][ T6493]  ? gfs2_recover_set+0x250/0x250
[  300.909334][ T6493]  ? apply_workqueue_attrs+0x180/0x180
[  300.914860][ T6493]  gfs2_fill_super+0x1323/0x1f80
[  300.919960][ T6493]  ? gfs2_reconfigure+0xb10/0xb10
[  300.925062][ T6493]  ? setup_bdev_super+0x56b/0x660
[  300.930150][ T6493]  get_tree_bdev+0x3e4/0x510
[  300.934801][ T6493]  ? end_current_label_crit_section+0x170/0x170
[  300.941110][ T6493]  ? gfs2_reconfigure+0xb10/0xb10
[  300.946199][ T6493]  ? setup_bdev_super+0x660/0x660
[  300.951322][ T6493]  gfs2_get_tree+0x51/0x1e0
[  300.955900][ T6493]  vfs_get_tree+0x8c/0x280
[  300.960371][ T6493]  do_new_mount+0x24b/0xa40
[  300.964939][ T6493]  __se_sys_mount+0x2da/0x3c0
[  300.969683][ T6493]  ? __x64_sys_mount+0xc0/0xc0
[  300.974509][ T6493]  ? lockdep_hardirqs_on+0x98/0x150
[  300.979762][ T6493]  ? __x64_sys_mount+0x20/0xc0
[  300.984644][ T6493]  do_syscall_64+0x55/0xb0
[  300.989109][ T6493]  ? clear_bhb_loop+0x40/0x90
[  300.993839][ T6493]  ? clear_bhb_loop+0x40/0x90
[  300.998603][ T6493]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  301.004582][ T6493] RIP: 0033:0x7fe72bd90eea
[  301.009069][ 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
[  301.028761][ T6493] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.037240][ T6493] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  301.045270][ T6493] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  301.053302][ T6493] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  301.061341][ T6493] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  301.069460][ T6493] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  301.077641][ T6493]  </TASK>
[  301.087455][ 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.
[  301.104402][ T6493] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  301.519431][ T6496] loop1: detected capacity change from 0 to 32768
[  301.538597][ T6496] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  301.547894][ T6496] CPU: 0 PID: 6496 Comm: syz.1.191 Not tainted syzkaller #0
[  301.555392][ T6496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  301.565880][ T6496] Call Trace:
[  301.569234][ T6496]  <TASK>
[  301.572225][ T6496]  dump_stack_lvl+0x16c/0x230
[  301.576999][ T6496]  ? show_regs_print_info+0x20/0x20
[  301.582360][ T6496]  ? load_image+0x3b0/0x3b0
[  301.586944][ T6496]  sysfs_create_dir_ns+0x256/0x280
[  301.592138][ T6496]  ? sysfs_warn_dup+0xa0/0xa0
[  301.596893][ T6496]  ? do_raw_spin_unlock+0x121/0x230
[  301.602177][ T6496]  kobject_add_internal+0x6b8/0xc70
[  301.607469][ T6496]  kobject_init_and_add+0x126/0x190
[  301.612724][ T6496]  ? lockdep_softirqs_off+0x430/0x430
[  301.618169][ T6496]  ? kobject_add+0x220/0x220
[  301.622837][ T6496]  ? __init_swait_queue_head+0xa9/0x150
[  301.628485][ T6496]  gfs2_sys_fs_add+0x238/0x470
[  301.633326][ T6496]  ? gfs2_recover_set+0x250/0x250
[  301.638420][ T6496]  ? apply_workqueue_attrs+0x180/0x180
[  301.644406][ T6496]  gfs2_fill_super+0x1323/0x1f80
[  301.649454][ T6496]  ? gfs2_reconfigure+0xb10/0xb10
[  301.654557][ T6496]  ? setup_bdev_super+0x56b/0x660
[  301.659656][ T6496]  get_tree_bdev+0x3e4/0x510
[  301.664310][ T6496]  ? end_current_label_crit_section+0x170/0x170
[  301.670627][ T6496]  ? gfs2_reconfigure+0xb10/0xb10
[  301.675714][ T6496]  ? setup_bdev_super+0x660/0x660
[  301.680796][ T6496]  gfs2_get_tree+0x51/0x1e0
[  301.685377][ T6496]  vfs_get_tree+0x8c/0x280
[  301.689870][ T6496]  do_new_mount+0x24b/0xa40
[  301.694469][ T6496]  __se_sys_mount+0x2da/0x3c0
[  301.699208][ T6496]  ? __x64_sys_mount+0xc0/0xc0
[  301.704129][ T6496]  ? lockdep_hardirqs_on+0x98/0x150
[  301.709378][ T6496]  ? __x64_sys_mount+0x20/0xc0
[  301.714182][ T6496]  do_syscall_64+0x55/0xb0
[  301.718674][ T6496]  ? clear_bhb_loop+0x40/0x90
[  301.723467][ T6496]  ? clear_bhb_loop+0x40/0x90
[  301.728227][ T6496]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  301.734256][ T6496] RIP: 0033:0x7fe72bd90eea
[  301.738721][ 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
[  301.758386][ T6496] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.767015][ T6496] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  301.775025][ T6496] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  301.783064][ T6496] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  301.791080][ T6496] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  301.799089][ T6496] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  301.807897][ T6496]  </TASK>
[  301.816961][ 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.
[  301.834031][ T6496] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  302.254253][ T6499] loop1: detected capacity change from 0 to 32768
[  302.270870][ T6499] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.282057][ T6499] CPU: 1 PID: 6499 Comm: syz.1.192 Not tainted syzkaller #0
[  302.289539][ T6499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  302.299669][ T6499] Call Trace:
[  302.303004][ T6499]  <TASK>
[  302.305996][ T6499]  dump_stack_lvl+0x16c/0x230
[  302.310760][ T6499]  ? show_regs_print_info+0x20/0x20
[  302.316075][ T6499]  ? load_image+0x3b0/0x3b0
[  302.320654][ T6499]  sysfs_create_dir_ns+0x256/0x280
[  302.325913][ T6499]  ? sysfs_warn_dup+0xa0/0xa0
[  302.330675][ T6499]  ? do_raw_spin_unlock+0x121/0x230
[  302.336046][ T6499]  kobject_add_internal+0x6b8/0xc70
[  302.341361][ T6499]  kobject_init_and_add+0x126/0x190
[  302.346647][ T6499]  ? lockdep_softirqs_off+0x430/0x430
[  302.352096][ T6499]  ? kobject_add+0x220/0x220
[  302.356767][ T6499]  ? __init_swait_queue_head+0xa9/0x150
[  302.362385][ T6499]  gfs2_sys_fs_add+0x238/0x470
[  302.367218][ T6499]  ? gfs2_recover_set+0x250/0x250
[  302.372321][ T6499]  ? apply_workqueue_attrs+0x180/0x180
[  302.377860][ T6499]  gfs2_fill_super+0x1323/0x1f80
[  302.382897][ T6499]  ? gfs2_reconfigure+0xb10/0xb10
[  302.388010][ T6499]  ? setup_bdev_super+0x56b/0x660
[  302.393145][ T6499]  get_tree_bdev+0x3e4/0x510
[  302.397823][ T6499]  ? end_current_label_crit_section+0x170/0x170
[  302.404149][ T6499]  ? gfs2_reconfigure+0xb10/0xb10
[  302.409243][ T6499]  ? setup_bdev_super+0x660/0x660
[  302.414392][ T6499]  gfs2_get_tree+0x51/0x1e0
[  302.418975][ T6499]  vfs_get_tree+0x8c/0x280
[  302.423452][ T6499]  do_new_mount+0x24b/0xa40
[  302.428024][ T6499]  __se_sys_mount+0x2da/0x3c0
[  302.432766][ T6499]  ? __x64_sys_mount+0xc0/0xc0
[  302.437587][ T6499]  ? lockdep_hardirqs_on+0x98/0x150
[  302.442951][ T6499]  ? __x64_sys_mount+0x20/0xc0
[  302.447783][ T6499]  do_syscall_64+0x55/0xb0
[  302.452261][ T6499]  ? clear_bhb_loop+0x40/0x90
[  302.457046][ T6499]  ? clear_bhb_loop+0x40/0x90
[  302.461798][ T6499]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  302.467760][ T6499] RIP: 0033:0x7fe72bd90eea
[  302.472230][ 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
[  302.491911][ T6499] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.500428][ T6499] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  302.508454][ T6499] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  302.516505][ T6499] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  302.524725][ T6499] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  302.532757][ T6499] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  302.540809][ T6499]  </TASK>
[  302.554812][ 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.
[  302.575144][ T6499] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  302.975637][ T6502] loop1: detected capacity change from 0 to 32768
[  302.989754][ T6502] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.998292][ T6502] CPU: 0 PID: 6502 Comm: syz.1.193 Not tainted syzkaller #0
[  303.005663][ T6502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  303.015857][ T6502] Call Trace:
[  303.019176][ T6502]  <TASK>
[  303.022232][ T6502]  dump_stack_lvl+0x16c/0x230
[  303.026994][ T6502]  ? show_regs_print_info+0x20/0x20
[  303.032238][ T6502]  ? load_image+0x3b0/0x3b0
[  303.036883][ T6502]  sysfs_create_dir_ns+0x256/0x280
[  303.042047][ T6502]  ? sysfs_warn_dup+0xa0/0xa0
[  303.046769][ T6502]  ? do_raw_spin_unlock+0x121/0x230
[  303.052056][ T6502]  kobject_add_internal+0x6b8/0xc70
[  303.057308][ T6502]  kobject_init_and_add+0x126/0x190
[  303.062559][ T6502]  ? lockdep_softirqs_off+0x430/0x430
[  303.067980][ T6502]  ? kobject_add+0x220/0x220
[  303.072610][ T6502]  ? __init_swait_queue_head+0xa9/0x150
[  303.078192][ T6502]  gfs2_sys_fs_add+0x238/0x470
[  303.083004][ T6502]  ? gfs2_recover_set+0x250/0x250
[  303.088117][ T6502]  ? apply_workqueue_attrs+0x180/0x180
[  303.093633][ T6502]  gfs2_fill_super+0x1323/0x1f80
[  303.098625][ T6502]  ? gfs2_reconfigure+0xb10/0xb10
[  303.103702][ T6502]  ? setup_bdev_super+0x56b/0x660
[  303.108959][ T6502]  get_tree_bdev+0x3e4/0x510
[  303.113617][ T6502]  ? end_current_label_crit_section+0x170/0x170
[  303.119903][ T6502]  ? gfs2_reconfigure+0xb10/0xb10
[  303.124965][ T6502]  ? setup_bdev_super+0x660/0x660
[  303.130030][ T6502]  gfs2_get_tree+0x51/0x1e0
[  303.134581][ T6502]  vfs_get_tree+0x8c/0x280
[  303.139041][ T6502]  do_new_mount+0x24b/0xa40
[  303.143665][ T6502]  __se_sys_mount+0x2da/0x3c0
[  303.148388][ T6502]  ? __x64_sys_mount+0xc0/0xc0
[  303.153205][ T6502]  ? lockdep_hardirqs_on+0x98/0x150
[  303.158440][ T6502]  ? __x64_sys_mount+0x20/0xc0
[  303.163250][ T6502]  do_syscall_64+0x55/0xb0
[  303.167711][ T6502]  ? clear_bhb_loop+0x40/0x90
[  303.172429][ T6502]  ? clear_bhb_loop+0x40/0x90
[  303.177143][ T6502]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  303.183072][ T6502] RIP: 0033:0x7fe72bd90eea
[  303.187614][ 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
[  303.207614][ T6502] RSP: 002b:00007fffeff1a0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.216059][ T6502] RAX: ffffffffffffffda RBX: 00007fffeff1a180 RCX: 00007fe72bd90eea
[  303.224668][ T6502] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fffeff1a140
[  303.232670][ T6502] RBP: 0000200000000000 R08: 00007fffeff1a180 R09: 0000000000208c1b
[  303.240758][ T6502] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  303.248774][ T6502] R13: 00007fffeff1a140 R14: 0000000000012754 R15: 0000200000012900
[  303.256788][ T6502]  </TASK>
[  303.264087][ 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.
[  303.282938][ T6502] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/04 01:51:13 executed programs: 179
[  303.489161][   T29] INFO: task syz-executor:5896 blocked for more than 143 seconds.
[  303.508029][   T29]       Not tainted syzkaller #0
[  303.513064][   T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  303.541397][   T29] task:syz-executor    state:D stack:21000 pid:5896  ppid:1      flags:0x00004004
[  303.551814][   T29] Call Trace:
[  303.555152][   T29]  <TASK>
[  303.558716][   T29]  __schedule+0x14d2/0x44d0
[  303.563636][   T29]  ? asan.module_dtor+0x20/0x20
[  303.569051][   T29]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  303.575105][   T29]  ? lock_chain_count+0x20/0x20
[  303.580545][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  303.586382][   T29]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  303.592363][   T29]  ? _raw_spin_unlock+0x40/0x40
[  303.597812][   T29]  schedule+0xbd/0x170
[  303.601974][   T29]  bit_wait+0x11/0xd0
[  303.606493][   T29]  __wait_on_bit+0xac/0x2d0
[  303.611075][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  303.620743][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  303.627282][   T29]  out_of_line_wait_on_bit+0x123/0x170
[  303.632846][   T29]  ? __wait_on_bit+0x2d0/0x2d0
[  303.637822][   T29]  ? bit_waitqueue+0x30/0x30
[  303.642498][   T29]  gfs2_glock_wait+0xbd/0x2a0
[  303.647967][   T29]  __gfs2_lookup+0x118/0x270
[  303.652746][   T29]  ? lockdep_softirqs_off+0x430/0x430
[  303.658257][   T29]  ? gfs2_atomic_open+0x220/0x220
[  303.663363][   T29]  ? __lookup_slow+0x281/0x3b0
[  303.668290][   T29]  ? __init_waitqueue_head+0xa9/0x150
[  303.673741][   T29]  __lookup_slow+0x281/0x3b0
[  303.678458][   T29]  ? lookup_one_len+0x2c0/0x2c0
[  303.683394][   T29]  ? down_read+0x1ac/0x2e0
[  303.688270][   T29]  lookup_slow+0x53/0x70
[  303.692589][   T29]  walk_component+0x2be/0x3f0
[  303.697833][   T29]  ? path_lookupat+0x15c/0x440
[  303.702738][   T29]  path_lookupat+0x169/0x440
[  303.707890][   T29]  filename_lookup+0x1f4/0x510
[  303.712736][   T29]  ? __virt_addr_valid+0x18c/0x540
[  303.718404][   T29]  ? hashlen_string+0x110/0x110
[  303.723453][   T29]  ? strncpy_from_user+0x197/0x2e0
[  303.729198][   T29]  ? getname_flags+0x20a/0x500
[  303.734070][   T29]  user_path_at_empty+0x42/0x60
[  303.739606][   T29]  __x64_sys_umount+0xf5/0x170
[  303.744470][   T29]  ? path_umount+0xef0/0xef0
[  303.750387][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  303.755683][   T29]  do_syscall_64+0x55/0xb0
[  303.760495][   T29]  ? clear_bhb_loop+0x40/0x90
[  303.765294][   T29]  ? clear_bhb_loop+0x40/0x90
[  303.770675][   T29]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  303.777004][   T29] RIP: 0033:0x7fd27c390a77
[  303.781489][   T29] RSP: 002b:00007ffe27dc7f98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  303.790564][   T29] RAX: ffffffffffffffda RBX: 00007fd27c413d7d RCX: 00007fd27c390a77
[  303.798947][   T29] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe27dc8050
[  303.807369][   T29] RBP: 00007ffe27dc8050 R08: 0000000000000000 R09: 0000000000000000
[  303.815417][   T29] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe27dc9140
[  303.823990][   T29] R13: 00007fd27c413d7d R14: 000055559507d4a8 R15: 00007ffe27dcb300
[  303.832455][   T29]  </TASK>
[  303.835700][   T29] 
[  303.835700][   T29] Showing all locks held in the system:
[  303.844065][   T29] 1 lock held by khungtaskd/29:
[  303.851679][   T29]  #0: ffffffff8cd2ff20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290
[  303.863670][   T29] 2 locks held by getty/5527:
[  303.869904][   T29]  #0: ffff88802cf860a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  303.881270][   T29]  #1: ffffc9000328b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380
[  303.894326][   T29] 1 lock held by syz-executor/5896:
[  303.901182][   T29]  #0: ffff88805fc11c40 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x46/0x70
[  303.912838][   T29] 2 locks held by syz.1.194/6505:
[  303.920432][   T29] 
[  303.922978][   T29] =============================================
[  303.922978][   T29] 
[  303.933219][   T29] NMI backtrace for cpu 1
[  303.937618][   T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  303.944868][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  303.954991][   T29] Call Trace:
[  303.958324][   T29]  <TASK>
[  303.961305][   T29]  dump_stack_lvl+0x16c/0x230
[  303.966048][   T29]  ? show_regs_print_info+0x20/0x20
[  303.971328][   T29]  ? load_image+0x3b0/0x3b0
[  303.975927][   T29]  nmi_cpu_backtrace+0x39b/0x3d0
[  303.980932][   T29]  ? nmi_trigger_cpumask_backtrace+0x2f0/0x2f0
[  303.987153][   T29]  ? _printk+0xd0/0x110
[  303.991372][   T29]  ? load_image+0x3b0/0x3b0
[  303.995939][   T29]  ? load_image+0x3b0/0x3b0
[  304.000521][   T29]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  304.006657][   T29]  nmi_trigger_cpumask_backtrace+0x17a/0x2f0
[  304.012701][   T29]  watchdog+0xf41/0xf80
[  304.016931][   T29]  ? watchdog+0x1e1/0xf80
[  304.021355][   T29]  kthread+0x2fa/0x390
[  304.025502][   T29]  ? hungtask_pm_notify+0x90/0x90
[  304.030593][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.035384][   T29]  ret_from_fork+0x48/0x80
[  304.039902][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.044547][   T29]  ret_from_fork_asm+0x11/0x20
[  304.049379][   T29]  </TASK>
[  304.053116][   T29] Sending NMI from CPU 1 to CPUs 0:
[  304.058875][    C0] NMI backtrace for cpu 0
[  304.058887][    C0] CPU: 0 PID: 4554 Comm: kworker/u4:9 Not tainted syzkaller #0
[  304.058909][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.058920][    C0] Workqueue: events_unbound nsim_dev_trap_report_work
[  304.058948][    C0] RIP: 0010:__kasan_check_read+0xa/0x20
[  304.058975][    C0] Code: 48 c7 c7 85 9a 78 8c 4c 89 e6 eb 0a 48 c7 c7 25 13 61 8c 48 89 de e8 f5 2a 7f 08 31 ed eb d4 cc f3 0f 1e fa 89 f6 48 8b 0c 24 <31> d2 e9 df ea ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00
[  304.058990][    C0] RSP: 0018:ffffc9000f177818 EFLAGS: 00000006
[  304.059004][    C0] RAX: 00000000000000f0 RBX: ffff88802ffc8000 RCX: ffffffff8167b5a4
[  304.059017][    C0] RDX: 0000000000000002 RSI: 0000000000000008 RDI: ffffffff90d945f0
[  304.059028][    C0] RBP: 0000000000000002 R08: ffffffff90d94517 R09: 1ffffffff21b28a2
[  304.059041][    C0] R10: dffffc0000000000 R11: fffffbfff21b28a3 R12: 0000000000000004
[  304.059053][    C0] R13: dffffc0000000000 R14: ffff88802ffc8b08 R15: 000000000000078c
[  304.059066][    C0] FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[  304.059081][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  304.059093][    C0] CR2: 00007fe723ffe000 CR3: 000000000cb30000 CR4: 00000000003506f0
[  304.059109][    C0] Call Trace:
[  304.059115][    C0]  <TASK>
[  304.059121][    C0]  mark_lock+0x94/0x320
[  304.059145][    C0]  lockdep_hardirqs_on_prepare+0x240/0x760
[  304.059167][    C0]  ? lock_chain_count+0x20/0x20
[  304.059187][    C0]  ? rcu_is_watching+0x15/0xb0
[  304.059210][    C0]  trace_hardirqs_on+0x28/0x40
[  304.059234][    C0]  kasan_quarantine_put+0xd8/0x220
[  304.059259][    C0]  slab_free_freelist_hook+0x130/0x1b0
[  304.059287][    C0]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  304.059311][    C0]  ? skb_release_data+0x634/0x800
[  304.059330][    C0]  __kmem_cache_free+0xba/0x1f0
[  304.059356][    C0]  skb_release_data+0x634/0x800
[  304.059389][    C0]  consume_skb+0xb2/0x110
[  304.059407][    C0]  nsim_dev_trap_report_work+0x76f/0xb00
[  304.059435][    C0]  ? process_scheduled_works+0x957/0x15b0
[  304.059456][    C0]  process_scheduled_works+0xa45/0x15b0
[  304.059489][    C0]  ? assign_work+0x400/0x400
[  304.059511][    C0]  ? assign_work+0x39e/0x400
[  304.059532][    C0]  worker_thread+0xa55/0xfc0
[  304.059552][    C0]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  304.059574][    C0]  ? _raw_spin_unlock+0x40/0x40
[  304.059592][    C0]  ? _raw_spin_unlock_irqrestore+0x86/0x110
[  304.059620][    C0]  kthread+0x2fa/0x390
[  304.059635][    C0]  ? pr_cont_work+0x560/0x560
[  304.059655][    C0]  ? kthread_blkcg+0xd0/0xd0
[  304.059670][    C0]  ret_from_fork+0x48/0x80
[  304.059689][    C0]  ? kthread_blkcg+0xd0/0xd0
[  304.059705][    C0]  ret_from_fork_asm+0x11/0x20
[  304.059734][    C0]  </TASK>
[  304.338431][   T29] Kernel panic - not syncing: hung_task: blocked tasks
[  304.345339][   T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  304.352645][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.362758][   T29] Call Trace:
[  304.366087][   T29]  <TASK>
[  304.369066][   T29]  dump_stack_lvl+0x16c/0x230
[  304.373904][   T29]  ? show_regs_print_info+0x20/0x20
[  304.379166][   T29]  ? load_image+0x3b0/0x3b0
[  304.383735][   T29]  panic+0x2c0/0x710
[  304.387685][   T29]  ? schedule_preempt_disabled+0x20/0x20
[  304.393380][   T29]  ? bpf_jit_dump+0xd0/0xd0
[  304.398076][   T29]  ? __irq_work_queue_local+0x13a/0x3b0
[  304.403796][   T29]  ? nmi_trigger_cpumask_backtrace+0x2a4/0x2f0
[  304.410006][   T29]  watchdog+0xf80/0xf80
[  304.414217][   T29]  ? watchdog+0x1e1/0xf80
[  304.418608][   T29]  kthread+0x2fa/0x390
[  304.422725][   T29]  ? hungtask_pm_notify+0x90/0x90
[  304.427934][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.432579][   T29]  ret_from_fork+0x48/0x80
[  304.437134][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.441764][   T29]  ret_from_fork_asm+0x11/0x20
[  304.446602][   T29]  </TASK>
[  304.450334][   T29] Kernel Offset: disabled
[  304.454674][   T29] Rebooting in 86400 seconds..