6444]  ? setup_bdev_super+0x56b/0x660
[  227.471611][ T6444]  get_tree_bdev+0x3e4/0x510
[  227.476204][ T6444]  ? end_current_label_crit_section+0x170/0x170
[  227.482530][ T6444]  ? gfs2_reconfigure+0xb10/0xb10
[  227.487553][ T6444]  ? setup_bdev_super+0x660/0x660
[  227.492581][ T6444]  gfs2_get_tree+0x51/0x1e0
[  227.497077][ T6444]  vfs_get_tree+0x8c/0x280
[  227.501488][ T6444]  do_new_mount+0x24b/0xa40
[  227.505986][ T6444]  __se_sys_mount+0x2da/0x3c0
[  227.510692][ T6444]  ? __x64_sys_mount+0xc0/0xc0
[  227.515501][ T6444]  ? lockdep_hardirqs_on+0x98/0x150
[  227.520706][ T6444]  ? __x64_sys_mount+0x20/0xc0
[  227.525490][ T6444]  do_syscall_64+0x55/0xb0
[  227.529918][ T6444]  ? clear_bhb_loop+0x40/0x90
[  227.534598][ T6444]  ? clear_bhb_loop+0x40/0x90
[  227.539272][ T6444]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  227.545169][ T6444] RIP: 0033:0x7f9271190eea
[  227.549600][ T6444] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  227.569222][ T6444] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  227.577745][ T6444] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  227.585730][ T6444] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  227.593702][ T6444] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  227.601683][ T6444] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  227.609651][ T6444] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  227.617712][ T6444]  </TASK>
[  227.625095][ T6444] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  227.639169][ T6444] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  227.983350][ T6447] loop1: detected capacity change from 0 to 32768
[  228.003690][ T6447] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  228.014746][ T6447] CPU: 1 PID: 6447 Comm: syz.1.181 Not tainted syzkaller #0
[  228.022165][ T6447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  228.032337][ T6447] Call Trace:
[  228.035627][ T6447]  <TASK>
[  228.038576][ T6447]  dump_stack_lvl+0x16c/0x230
[  228.043296][ T6447]  ? show_regs_print_info+0x20/0x20
[  228.048583][ T6447]  ? load_image+0x3b0/0x3b0
[  228.053123][ T6447]  sysfs_create_dir_ns+0x256/0x280
[  228.058263][ T6447]  ? sysfs_warn_dup+0xa0/0xa0
[  228.062970][ T6447]  ? do_raw_spin_unlock+0x121/0x230
[  228.068296][ T6447]  kobject_add_internal+0x6b8/0xc70
[  228.073529][ T6447]  kobject_init_and_add+0x126/0x190
[  228.078752][ T6447]  ? lockdep_softirqs_off+0x430/0x430
[  228.084155][ T6447]  ? kobject_add+0x220/0x220
[  228.088771][ T6447]  ? __init_swait_queue_head+0xa9/0x150
[  228.094340][ T6447]  gfs2_sys_fs_add+0x238/0x470
[  228.099130][ T6447]  ? gfs2_recover_set+0x250/0x250
[  228.104187][ T6447]  ? apply_workqueue_attrs+0x180/0x180
[  228.109674][ T6447]  gfs2_fill_super+0x1323/0x1f80
[  228.114614][ T6447]  ? gfs2_reconfigure+0xb10/0xb10
[  228.119655][ T6447]  ? setup_bdev_super+0x56b/0x660
[  228.124684][ T6447]  get_tree_bdev+0x3e4/0x510
[  228.129262][ T6447]  ? end_current_label_crit_section+0x170/0x170
[  228.135611][ T6447]  ? gfs2_reconfigure+0xb10/0xb10
[  228.140646][ T6447]  ? setup_bdev_super+0x660/0x660
[  228.145667][ T6447]  gfs2_get_tree+0x51/0x1e0
[  228.150169][ T6447]  vfs_get_tree+0x8c/0x280
[  228.154578][ T6447]  do_new_mount+0x24b/0xa40
[  228.159073][ T6447]  __se_sys_mount+0x2da/0x3c0
[  228.163750][ T6447]  ? __x64_sys_mount+0xc0/0xc0
[  228.168536][ T6447]  ? lockdep_hardirqs_on+0x98/0x150
[  228.173731][ T6447]  ? __x64_sys_mount+0x20/0xc0
[  228.178584][ T6447]  do_syscall_64+0x55/0xb0
[  228.182988][ T6447]  ? clear_bhb_loop+0x40/0x90
[  228.187683][ T6447]  ? clear_bhb_loop+0x40/0x90
[  228.192357][ T6447]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  228.198325][ T6447] RIP: 0033:0x7f9271190eea
[  228.202741][ T6447] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  228.222339][ T6447] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.230795][ T6447] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  228.238757][ T6447] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  228.246717][ T6447] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  228.254677][ T6447] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  228.262639][ T6447] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  228.270628][ T6447]  </TASK>
[  228.275493][ T6447] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  228.290934][ T6447] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  228.635927][ T6450] loop1: detected capacity change from 0 to 32768
[  228.648833][ T6450] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  228.656321][ T6450] CPU: 1 PID: 6450 Comm: syz.1.182 Not tainted syzkaller #0
[  228.663632][ T6450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  228.673767][ T6450] Call Trace:
[  228.677072][ T6450]  <TASK>
[  228.680026][ T6450]  dump_stack_lvl+0x16c/0x230
[  228.684826][ T6450]  ? show_regs_print_info+0x20/0x20
[  228.690058][ T6450]  ? load_image+0x3b0/0x3b0
[  228.694605][ T6450]  sysfs_create_dir_ns+0x256/0x280
[  228.700019][ T6450]  ? sysfs_warn_dup+0xa0/0xa0
[  228.704820][ T6450]  ? do_raw_spin_unlock+0x121/0x230
[  228.710048][ T6450]  kobject_add_internal+0x6b8/0xc70
[  228.715287][ T6450]  kobject_init_and_add+0x126/0x190
[  228.720605][ T6450]  ? lockdep_softirqs_off+0x430/0x430
[  228.726089][ T6450]  ? kobject_add+0x220/0x220
[  228.730715][ T6450]  ? __init_swait_queue_head+0xa9/0x150
[  228.736282][ T6450]  gfs2_sys_fs_add+0x238/0x470
[  228.741074][ T6450]  ? gfs2_recover_set+0x250/0x250
[  228.746129][ T6450]  ? apply_workqueue_attrs+0x180/0x180
[  228.751634][ T6450]  gfs2_fill_super+0x1323/0x1f80
[  228.756632][ T6450]  ? gfs2_reconfigure+0xb10/0xb10
[  228.761681][ T6450]  ? setup_bdev_super+0x56b/0x660
[  228.766714][ T6450]  get_tree_bdev+0x3e4/0x510
[  228.771295][ T6450]  ? end_current_label_crit_section+0x170/0x170
[  228.777530][ T6450]  ? gfs2_reconfigure+0xb10/0xb10
[  228.782577][ T6450]  ? setup_bdev_super+0x660/0x660
[  228.787611][ T6450]  gfs2_get_tree+0x51/0x1e0
[  228.792110][ T6450]  vfs_get_tree+0x8c/0x280
[  228.796526][ T6450]  do_new_mount+0x24b/0xa40
[  228.801128][ T6450]  __se_sys_mount+0x2da/0x3c0
[  228.805891][ T6450]  ? __x64_sys_mount+0xc0/0xc0
[  228.810648][ T6450]  ? lockdep_hardirqs_on+0x98/0x150
[  228.815837][ T6450]  ? __x64_sys_mount+0x20/0xc0
[  228.820624][ T6450]  do_syscall_64+0x55/0xb0
[  228.825031][ T6450]  ? clear_bhb_loop+0x40/0x90
[  228.829705][ T6450]  ? clear_bhb_loop+0x40/0x90
[  228.834374][ T6450]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  228.840263][ T6450] RIP: 0033:0x7f9271190eea
[  228.844757][ T6450] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  228.864531][ T6450] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.872939][ T6450] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  228.880898][ T6450] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  228.888860][ T6450] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  228.896821][ T6450] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  228.904785][ T6450] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  228.912763][ T6450]  </TASK>
[  228.916863][ T6450] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  228.930953][ T6450] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  229.303658][ T6453] loop1: detected capacity change from 0 to 32768
[  229.320673][ T6453] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  229.328102][ T6453] CPU: 1 PID: 6453 Comm: syz.1.183 Not tainted syzkaller #0
[  229.335406][ T6453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  229.345482][ T6453] Call Trace:
[  229.348779][ T6453]  <TASK>
[  229.351722][ T6453]  dump_stack_lvl+0x16c/0x230
[  229.356539][ T6453]  ? show_regs_print_info+0x20/0x20
[  229.361763][ T6453]  ? load_image+0x3b0/0x3b0
[  229.366299][ T6453]  sysfs_create_dir_ns+0x256/0x280
[  229.371440][ T6453]  ? sysfs_warn_dup+0xa0/0xa0
[  229.376147][ T6453]  ? do_raw_spin_unlock+0x121/0x230
[  229.381374][ T6453]  kobject_add_internal+0x6b8/0xc70
[  229.386590][ T6453]  kobject_init_and_add+0x126/0x190
[  229.391868][ T6453]  ? lockdep_softirqs_off+0x430/0x430
[  229.397231][ T6453]  ? kobject_add+0x220/0x220
[  229.401817][ T6453]  ? __init_swait_queue_head+0xa9/0x150
[  229.407383][ T6453]  gfs2_sys_fs_add+0x238/0x470
[  229.412158][ T6453]  ? gfs2_recover_set+0x250/0x250
[  229.417181][ T6453]  ? apply_workqueue_attrs+0x180/0x180
[  229.422635][ T6453]  gfs2_fill_super+0x1323/0x1f80
[  229.427599][ T6453]  ? gfs2_reconfigure+0xb10/0xb10
[  229.432623][ T6453]  ? setup_bdev_super+0x56b/0x660
[  229.437677][ T6453]  get_tree_bdev+0x3e4/0x510
[  229.442281][ T6453]  ? end_current_label_crit_section+0x170/0x170
[  229.448530][ T6453]  ? gfs2_reconfigure+0xb10/0xb10
[  229.453553][ T6453]  ? setup_bdev_super+0x660/0x660
[  229.458573][ T6453]  gfs2_get_tree+0x51/0x1e0
[  229.463073][ T6453]  vfs_get_tree+0x8c/0x280
[  229.467489][ T6453]  do_new_mount+0x24b/0xa40
[  229.471991][ T6453]  __se_sys_mount+0x2da/0x3c0
[  229.476662][ T6453]  ? __x64_sys_mount+0xc0/0xc0
[  229.481436][ T6453]  ? lockdep_hardirqs_on+0x98/0x150
[  229.486652][ T6453]  ? __x64_sys_mount+0x20/0xc0
[  229.491404][ T6453]  do_syscall_64+0x55/0xb0
[  229.495818][ T6453]  ? clear_bhb_loop+0x40/0x90
[  229.500517][ T6453]  ? clear_bhb_loop+0x40/0x90
[  229.505189][ T6453]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  229.511087][ T6453] RIP: 0033:0x7f9271190eea
[  229.515521][ T6453] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  229.535128][ T6453] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  229.543538][ T6453] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  229.551520][ T6453] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  229.559487][ T6453] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  229.567462][ T6453] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  229.575426][ T6453] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  229.583413][ T6453]  </TASK>
[  229.593329][ T6453] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  229.609084][ T6453] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  229.949887][ T6456] loop1: detected capacity change from 0 to 32768
[  229.966943][ T6456] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  229.974524][ T6456] CPU: 1 PID: 6456 Comm: syz.1.184 Not tainted syzkaller #0
[  229.981855][ T6456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  229.991941][ T6456] Call Trace:
[  229.995243][ T6456]  <TASK>
[  229.998189][ T6456]  dump_stack_lvl+0x16c/0x230
[  230.002898][ T6456]  ? show_regs_print_info+0x20/0x20
[  230.008129][ T6456]  ? load_image+0x3b0/0x3b0
[  230.012666][ T6456]  sysfs_create_dir_ns+0x256/0x280
[  230.017812][ T6456]  ? sysfs_warn_dup+0xa0/0xa0
[  230.022521][ T6456]  ? do_raw_spin_unlock+0x121/0x230
[  230.027751][ T6456]  kobject_add_internal+0x6b8/0xc70
[  230.032984][ T6456]  kobject_init_and_add+0x126/0x190
[  230.038210][ T6456]  ? lockdep_softirqs_off+0x430/0x430
[  230.043616][ T6456]  ? kobject_add+0x220/0x220
[  230.048416][ T6456]  ? __init_swait_queue_head+0xa9/0x150
[  230.053996][ T6456]  gfs2_sys_fs_add+0x238/0x470
[  230.058794][ T6456]  ? gfs2_recover_set+0x250/0x250
[  230.063848][ T6456]  ? apply_workqueue_attrs+0x180/0x180
[  230.069343][ T6456]  gfs2_fill_super+0x1323/0x1f80
[  230.074494][ T6456]  ? gfs2_reconfigure+0xb10/0xb10
[  230.079536][ T6456]  ? setup_bdev_super+0x56b/0x660
[  230.084571][ T6456]  get_tree_bdev+0x3e4/0x510
[  230.089153][ T6456]  ? end_current_label_crit_section+0x170/0x170
[  230.095393][ T6456]  ? gfs2_reconfigure+0xb10/0xb10
[  230.100434][ T6456]  ? setup_bdev_super+0x660/0x660
[  230.105462][ T6456]  gfs2_get_tree+0x51/0x1e0
[  230.109960][ T6456]  vfs_get_tree+0x8c/0x280
[  230.114368][ T6456]  do_new_mount+0x24b/0xa40
[  230.118865][ T6456]  __se_sys_mount+0x2da/0x3c0
[  230.123796][ T6456]  ? __x64_sys_mount+0xc0/0xc0
[  230.128564][ T6456]  ? lockdep_hardirqs_on+0x98/0x150
[  230.133762][ T6456]  ? __x64_sys_mount+0x20/0xc0
[  230.138521][ T6456]  do_syscall_64+0x55/0xb0
[  230.142926][ T6456]  ? clear_bhb_loop+0x40/0x90
[  230.147600][ T6456]  ? clear_bhb_loop+0x40/0x90
[  230.152269][ T6456]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  230.158151][ T6456] RIP: 0033:0x7f9271190eea
[  230.162557][ T6456] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  230.182259][ T6456] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  230.190838][ T6456] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  230.198799][ T6456] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  230.206785][ T6456] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  230.214753][ T6456] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  230.222720][ T6456] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  230.230697][ T6456]  </TASK>
[  230.238406][ T6456] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  230.252978][ T6456] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  230.654782][ T6462] loop1: detected capacity change from 0 to 32768
[  230.667358][ T6462] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  230.676435][ T6462] CPU: 1 PID: 6462 Comm: syz.1.185 Not tainted syzkaller #0
[  230.683762][ T6462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  230.693930][ T6462] Call Trace:
[  230.697243][ T6462]  <TASK>
[  230.700206][ T6462]  dump_stack_lvl+0x16c/0x230
[  230.704928][ T6462]  ? show_regs_print_info+0x20/0x20
[  230.710175][ T6462]  ? load_image+0x3b0/0x3b0
[  230.714722][ T6462]  sysfs_create_dir_ns+0x256/0x280
[  230.719869][ T6462]  ? sysfs_warn_dup+0xa0/0xa0
[  230.724583][ T6462]  ? do_raw_spin_unlock+0x121/0x230
[  230.729891][ T6462]  kobject_add_internal+0x6b8/0xc70
[  230.735094][ T6462]  kobject_init_and_add+0x126/0x190
[  230.740300][ T6462]  ? lockdep_softirqs_off+0x430/0x430
[  230.745671][ T6462]  ? kobject_add+0x220/0x220
[  230.750274][ T6462]  ? __init_swait_queue_head+0xa9/0x150
[  230.755813][ T6462]  gfs2_sys_fs_add+0x238/0x470
[  230.760569][ T6462]  ? gfs2_recover_set+0x250/0x250
[  230.765591][ T6462]  ? apply_workqueue_attrs+0x180/0x180
[  230.771047][ T6462]  gfs2_fill_super+0x1323/0x1f80
[  230.775986][ T6462]  ? gfs2_reconfigure+0xb10/0xb10
[  230.781039][ T6462]  ? setup_bdev_super+0x56b/0x660
[  230.786080][ T6462]  get_tree_bdev+0x3e4/0x510
[  230.790666][ T6462]  ? end_current_label_crit_section+0x170/0x170
[  230.796910][ T6462]  ? gfs2_reconfigure+0xb10/0xb10
[  230.801956][ T6462]  ? setup_bdev_super+0x660/0x660
[  230.807070][ T6462]  gfs2_get_tree+0x51/0x1e0
[  230.811572][ T6462]  vfs_get_tree+0x8c/0x280
[  230.815980][ T6462]  do_new_mount+0x24b/0xa40
[  230.820481][ T6462]  __se_sys_mount+0x2da/0x3c0
[  230.825240][ T6462]  ? __x64_sys_mount+0xc0/0xc0
[  230.830000][ T6462]  ? lockdep_hardirqs_on+0x98/0x150
[  230.835192][ T6462]  ? __x64_sys_mount+0x20/0xc0
[  230.840125][ T6462]  do_syscall_64+0x55/0xb0
[  230.844535][ T6462]  ? clear_bhb_loop+0x40/0x90
[  230.849210][ T6462]  ? clear_bhb_loop+0x40/0x90
[  230.854168][ T6462]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  230.860087][ T6462] RIP: 0033:0x7f9271190eea
[  230.864509][ T6462] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  230.884132][ T6462] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  230.892627][ T6462] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  230.900687][ T6462] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  230.908657][ T6462] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  230.916623][ T6462] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  230.924593][ T6462] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  230.932587][ T6462]  </TASK>
[  230.938009][ T6462] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  230.952919][ T6462] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  231.310568][ T6467] loop1: detected capacity change from 0 to 32768
[  231.323132][ T6467] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  231.330743][ T6467] CPU: 0 PID: 6467 Comm: syz.1.186 Not tainted syzkaller #0
[  231.338061][ T6467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  231.348146][ T6467] Call Trace:
[  231.351545][ T6467]  <TASK>
[  231.354499][ T6467]  dump_stack_lvl+0x16c/0x230
[  231.359215][ T6467]  ? show_regs_print_info+0x20/0x20
[  231.364449][ T6467]  ? load_image+0x3b0/0x3b0
[  231.369011][ T6467]  sysfs_create_dir_ns+0x256/0x280
[  231.374158][ T6467]  ? sysfs_warn_dup+0xa0/0xa0
[  231.378870][ T6467]  ? do_raw_spin_unlock+0x121/0x230
[  231.384186][ T6467]  kobject_add_internal+0x6b8/0xc70
[  231.389429][ T6467]  kobject_init_and_add+0x126/0x190
[  231.394663][ T6467]  ? lockdep_softirqs_off+0x430/0x430
[  231.400076][ T6467]  ? kobject_add+0x220/0x220
[  231.404698][ T6467]  ? __init_swait_queue_head+0xa9/0x150
[  231.410276][ T6467]  gfs2_sys_fs_add+0x238/0x470
[  231.415170][ T6467]  ? gfs2_recover_set+0x250/0x250
[  231.420230][ T6467]  ? apply_workqueue_attrs+0x180/0x180
[  231.425723][ T6467]  gfs2_fill_super+0x1323/0x1f80
[  231.430720][ T6467]  ? gfs2_reconfigure+0xb10/0xb10
[  231.435789][ T6467]  ? setup_bdev_super+0x56b/0x660
[  231.440841][ T6467]  get_tree_bdev+0x3e4/0x510
[  231.445433][ T6467]  ? end_current_label_crit_section+0x170/0x170
[  231.451673][ T6467]  ? gfs2_reconfigure+0xb10/0xb10
[  231.456691][ T6467]  ? setup_bdev_super+0x660/0x660
[  231.461718][ T6467]  gfs2_get_tree+0x51/0x1e0
[  231.466225][ T6467]  vfs_get_tree+0x8c/0x280
[  231.470634][ T6467]  do_new_mount+0x24b/0xa40
[  231.475157][ T6467]  __se_sys_mount+0x2da/0x3c0
[  231.479849][ T6467]  ? __x64_sys_mount+0xc0/0xc0
[  231.484612][ T6467]  ? lockdep_hardirqs_on+0x98/0x150
[  231.489806][ T6467]  ? __x64_sys_mount+0x20/0xc0
[  231.494592][ T6467]  do_syscall_64+0x55/0xb0
[  231.499009][ T6467]  ? clear_bhb_loop+0x40/0x90
[  231.503682][ T6467]  ? clear_bhb_loop+0x40/0x90
[  231.508358][ T6467]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  231.514243][ T6467] RIP: 0033:0x7f9271190eea
[  231.518649][ T6467] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  231.538268][ T6467] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  231.546691][ T6467] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  231.554658][ T6467] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  231.562698][ T6467] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  231.570676][ T6467] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  231.578641][ T6467] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  231.586616][ T6467]  </TASK>
[  231.592207][ T6467] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  231.606588][ T6467] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 17:06:06 executed programs: 172
[  231.954920][ T6470] loop1: detected capacity change from 0 to 32768
[  231.973650][ T6470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  231.982373][ T6470] CPU: 0 PID: 6470 Comm: syz.1.187 Not tainted syzkaller #0
[  231.989707][ T6470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  231.999788][ T6470] Call Trace:
[  232.003086][ T6470]  <TASK>
[  232.006030][ T6470]  dump_stack_lvl+0x16c/0x230
[  232.010916][ T6470]  ? show_regs_print_info+0x20/0x20
[  232.016235][ T6470]  ? load_image+0x3b0/0x3b0
[  232.020773][ T6470]  sysfs_create_dir_ns+0x256/0x280
[  232.026008][ T6470]  ? sysfs_warn_dup+0xa0/0xa0
[  232.030723][ T6470]  ? do_raw_spin_unlock+0x121/0x230
[  232.035951][ T6470]  kobject_add_internal+0x6b8/0xc70
[  232.041209][ T6470]  kobject_init_and_add+0x126/0x190
[  232.046461][ T6470]  ? lockdep_softirqs_off+0x430/0x430
[  232.051861][ T6470]  ? kobject_add+0x220/0x220
[  232.056488][ T6470]  ? __init_swait_queue_head+0xa9/0x150
[  232.062058][ T6470]  gfs2_sys_fs_add+0x238/0x470
[  232.066843][ T6470]  ? gfs2_recover_set+0x250/0x250
[  232.071898][ T6470]  ? apply_workqueue_attrs+0x180/0x180
[  232.077490][ T6470]  gfs2_fill_super+0x1323/0x1f80
[  232.082520][ T6470]  ? gfs2_reconfigure+0xb10/0xb10
[  232.087546][ T6470]  ? setup_bdev_super+0x56b/0x660
[  232.092560][ T6470]  get_tree_bdev+0x3e4/0x510
[  232.097141][ T6470]  ? end_current_label_crit_section+0x170/0x170
[  232.103460][ T6470]  ? gfs2_reconfigure+0xb10/0xb10
[  232.108497][ T6470]  ? setup_bdev_super+0x660/0x660
[  232.113531][ T6470]  gfs2_get_tree+0x51/0x1e0
[  232.118033][ T6470]  vfs_get_tree+0x8c/0x280
[  232.122442][ T6470]  do_new_mount+0x24b/0xa40
[  232.126935][ T6470]  __se_sys_mount+0x2da/0x3c0
[  232.131599][ T6470]  ? __x64_sys_mount+0xc0/0xc0
[  232.136363][ T6470]  ? lockdep_hardirqs_on+0x98/0x150
[  232.141552][ T6470]  ? __x64_sys_mount+0x20/0xc0
[  232.146301][ T6470]  do_syscall_64+0x55/0xb0
[  232.150727][ T6470]  ? clear_bhb_loop+0x40/0x90
[  232.155387][ T6470]  ? clear_bhb_loop+0x40/0x90
[  232.160049][ T6470]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  232.165931][ T6470] RIP: 0033:0x7f9271190eea
[  232.170380][ T6470] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  232.190202][ T6470] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  232.198628][ T6470] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  232.206678][ T6470] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  232.214636][ T6470] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  232.222615][ T6470] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  232.230587][ T6470] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  232.238587][ T6470]  </TASK>
[  232.243259][ T6470] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  232.257284][ T6470] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  232.646853][ T6474] loop1: detected capacity change from 0 to 32768
[  232.659241][ T6474] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  232.666755][ T6474] CPU: 0 PID: 6474 Comm: syz.1.188 Not tainted syzkaller #0
[  232.674066][ T6474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  232.684148][ T6474] Call Trace:
[  232.687451][ T6474]  <TASK>
[  232.690403][ T6474]  dump_stack_lvl+0x16c/0x230
[  232.695108][ T6474]  ? show_regs_print_info+0x20/0x20
[  232.700359][ T6474]  ? load_image+0x3b0/0x3b0
[  232.704896][ T6474]  sysfs_create_dir_ns+0x256/0x280
[  232.710036][ T6474]  ? sysfs_warn_dup+0xa0/0xa0
[  232.714836][ T6474]  ? do_raw_spin_unlock+0x121/0x230
[  232.720070][ T6474]  kobject_add_internal+0x6b8/0xc70
[  232.725294][ T6474]  kobject_init_and_add+0x126/0x190
[  232.730601][ T6474]  ? lockdep_softirqs_off+0x430/0x430
[  232.736000][ T6474]  ? kobject_add+0x220/0x220
[  232.740624][ T6474]  ? __init_swait_queue_head+0xa9/0x150
[  232.746284][ T6474]  gfs2_sys_fs_add+0x238/0x470
[  232.751074][ T6474]  ? gfs2_recover_set+0x250/0x250
[  232.756144][ T6474]  ? apply_workqueue_attrs+0x180/0x180
[  232.761644][ T6474]  gfs2_fill_super+0x1323/0x1f80
[  232.766624][ T6474]  ? gfs2_reconfigure+0xb10/0xb10
[  232.771769][ T6474]  ? setup_bdev_super+0x56b/0x660
[  232.776820][ T6474]  get_tree_bdev+0x3e4/0x510
[  232.781440][ T6474]  ? end_current_label_crit_section+0x170/0x170
[  232.787701][ T6474]  ? gfs2_reconfigure+0xb10/0xb10
[  232.792754][ T6474]  ? setup_bdev_super+0x660/0x660
[  232.797797][ T6474]  gfs2_get_tree+0x51/0x1e0
[  232.802395][ T6474]  vfs_get_tree+0x8c/0x280
[  232.806805][ T6474]  do_new_mount+0x24b/0xa40
[  232.811305][ T6474]  __se_sys_mount+0x2da/0x3c0
[  232.815991][ T6474]  ? __x64_sys_mount+0xc0/0xc0
[  232.820843][ T6474]  ? lockdep_hardirqs_on+0x98/0x150
[  232.826047][ T6474]  ? __x64_sys_mount+0x20/0xc0
[  232.830824][ T6474]  do_syscall_64+0x55/0xb0
[  232.835325][ T6474]  ? clear_bhb_loop+0x40/0x90
[  232.840003][ T6474]  ? clear_bhb_loop+0x40/0x90
[  232.844701][ T6474]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  232.850618][ T6474] RIP: 0033:0x7f9271190eea
[  232.855247][ T6474] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  232.875039][ T6474] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  232.883471][ T6474] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  232.891543][ T6474] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  232.899613][ T6474] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  232.907587][ T6474] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  232.915558][ T6474] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  232.923537][ T6474]  </TASK>
[  232.927577][ T6474] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  232.943949][ T6474] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  233.282434][ T6477] loop1: detected capacity change from 0 to 32768
[  233.297302][ T6477] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  233.308126][ T6477] CPU: 1 PID: 6477 Comm: syz.1.189 Not tainted syzkaller #0
[  233.315468][ T6477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  233.325555][ T6477] Call Trace:
[  233.328856][ T6477]  <TASK>
[  233.331816][ T6477]  dump_stack_lvl+0x16c/0x230
[  233.336534][ T6477]  ? show_regs_print_info+0x20/0x20
[  233.341759][ T6477]  ? load_image+0x3b0/0x3b0
[  233.346315][ T6477]  sysfs_create_dir_ns+0x256/0x280
[  233.351469][ T6477]  ? sysfs_warn_dup+0xa0/0xa0
[  233.356189][ T6477]  ? do_raw_spin_unlock+0x121/0x230
[  233.361423][ T6477]  kobject_add_internal+0x6b8/0xc70
[  233.366665][ T6477]  kobject_init_and_add+0x126/0x190
[  233.371896][ T6477]  ? lockdep_softirqs_off+0x430/0x430
[  233.377302][ T6477]  ? kobject_add+0x220/0x220
[  233.381932][ T6477]  ? __init_swait_queue_head+0xa9/0x150
[  233.387510][ T6477]  gfs2_sys_fs_add+0x238/0x470
[  233.392382][ T6477]  ? gfs2_recover_set+0x250/0x250
[  233.397630][ T6477]  ? apply_workqueue_attrs+0x180/0x180
[  233.403388][ T6477]  gfs2_fill_super+0x1323/0x1f80
[  233.408337][ T6477]  ? gfs2_reconfigure+0xb10/0xb10
[  233.413379][ T6477]  ? setup_bdev_super+0x56b/0x660
[  233.418400][ T6477]  get_tree_bdev+0x3e4/0x510
[  233.422983][ T6477]  ? end_current_label_crit_section+0x170/0x170
[  233.429216][ T6477]  ? gfs2_reconfigure+0xb10/0xb10
[  233.434234][ T6477]  ? setup_bdev_super+0x660/0x660
[  233.439256][ T6477]  gfs2_get_tree+0x51/0x1e0
[  233.443842][ T6477]  vfs_get_tree+0x8c/0x280
[  233.448252][ T6477]  do_new_mount+0x24b/0xa40
[  233.453184][ T6477]  __se_sys_mount+0x2da/0x3c0
[  233.457966][ T6477]  ? __x64_sys_mount+0xc0/0xc0
[  233.462746][ T6477]  ? lockdep_hardirqs_on+0x98/0x150
[  233.468035][ T6477]  ? __x64_sys_mount+0x20/0xc0
[  233.472979][ T6477]  do_syscall_64+0x55/0xb0
[  233.477388][ T6477]  ? clear_bhb_loop+0x40/0x90
[  233.482056][ T6477]  ? clear_bhb_loop+0x40/0x90
[  233.486729][ T6477]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  233.492616][ T6477] RIP: 0033:0x7f9271190eea
[  233.497022][ T6477] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  233.516651][ T6477] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  233.525068][ T6477] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  233.533057][ T6477] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  233.541037][ T6477] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  233.549051][ T6477] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  233.557018][ T6477] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  233.564991][ T6477]  </TASK>
[  233.570387][ T6477] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  233.584543][ T6477] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  233.972824][ T6480] loop1: detected capacity change from 0 to 32768
[  233.988900][ T6480] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  233.996501][ T6480] CPU: 1 PID: 6480 Comm: syz.1.190 Not tainted syzkaller #0
[  234.003812][ T6480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  234.013894][ T6480] Call Trace:
[  234.017193][ T6480]  <TASK>
[  234.020142][ T6480]  dump_stack_lvl+0x16c/0x230
[  234.024854][ T6480]  ? show_regs_print_info+0x20/0x20
[  234.030086][ T6480]  ? load_image+0x3b0/0x3b0
[  234.034721][ T6480]  sysfs_create_dir_ns+0x256/0x280
[  234.039951][ T6480]  ? sysfs_warn_dup+0xa0/0xa0
[  234.044669][ T6480]  ? do_raw_spin_unlock+0x121/0x230
[  234.049901][ T6480]  kobject_add_internal+0x6b8/0xc70
[  234.055219][ T6480]  kobject_init_and_add+0x126/0x190
[  234.060411][ T6480]  ? lockdep_softirqs_off+0x430/0x430
[  234.065777][ T6480]  ? kobject_add+0x220/0x220
[  234.070390][ T6480]  ? __init_swait_queue_head+0xa9/0x150
[  234.075963][ T6480]  gfs2_sys_fs_add+0x238/0x470
[  234.080741][ T6480]  ? gfs2_recover_set+0x250/0x250
[  234.085766][ T6480]  ? apply_workqueue_attrs+0x180/0x180
[  234.091250][ T6480]  gfs2_fill_super+0x1323/0x1f80
[  234.096221][ T6480]  ? gfs2_reconfigure+0xb10/0xb10
[  234.101255][ T6480]  ? setup_bdev_super+0x56b/0x660
[  234.106278][ T6480]  get_tree_bdev+0x3e4/0x510
[  234.110860][ T6480]  ? end_current_label_crit_section+0x170/0x170
[  234.117093][ T6480]  ? gfs2_reconfigure+0xb10/0xb10
[  234.122116][ T6480]  ? setup_bdev_super+0x660/0x660
[  234.127144][ T6480]  gfs2_get_tree+0x51/0x1e0
[  234.131741][ T6480]  vfs_get_tree+0x8c/0x280
[  234.136176][ T6480]  do_new_mount+0x24b/0xa40
[  234.140710][ T6480]  __se_sys_mount+0x2da/0x3c0
[  234.145419][ T6480]  ? __x64_sys_mount+0xc0/0xc0
[  234.150199][ T6480]  ? lockdep_hardirqs_on+0x98/0x150
[  234.155392][ T6480]  ? __x64_sys_mount+0x20/0xc0
[  234.160160][ T6480]  do_syscall_64+0x55/0xb0
[  234.164601][ T6480]  ? clear_bhb_loop+0x40/0x90
[  234.169304][ T6480]  ? clear_bhb_loop+0x40/0x90
[  234.174057][ T6480]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  234.179966][ T6480] RIP: 0033:0x7f9271190eea
[  234.184377][ T6480] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  234.204292][ T6480] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  234.212712][ T6480] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  234.220675][ T6480] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  234.228640][ T6480] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  234.236606][ T6480] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  234.244577][ T6480] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  234.252553][ T6480]  </TASK>
[  234.262430][ T6480] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  234.276594][ T6480] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  234.613597][ T6483] loop1: detected capacity change from 0 to 32768
[  234.630944][ T6483] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  234.642497][ T6483] CPU: 0 PID: 6483 Comm: syz.1.191 Not tainted syzkaller #0
[  234.649923][ T6483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  234.660004][ T6483] Call Trace:
[  234.663305][ T6483]  <TASK>
[  234.666258][ T6483]  dump_stack_lvl+0x16c/0x230
[  234.670973][ T6483]  ? show_regs_print_info+0x20/0x20
[  234.676204][ T6483]  ? load_image+0x3b0/0x3b0
[  234.680778][ T6483]  sysfs_create_dir_ns+0x256/0x280
[  234.685936][ T6483]  ? sysfs_warn_dup+0xa0/0xa0
[  234.690646][ T6483]  ? do_raw_spin_unlock+0x121/0x230
[  234.695877][ T6483]  kobject_add_internal+0x6b8/0xc70
[  234.701119][ T6483]  kobject_init_and_add+0x126/0x190
[  234.706345][ T6483]  ? lockdep_softirqs_off+0x430/0x430
[  234.711743][ T6483]  ? kobject_add+0x220/0x220
[  234.716360][ T6483]  ? __init_swait_queue_head+0xa9/0x150
[  234.721933][ T6483]  gfs2_sys_fs_add+0x238/0x470
[  234.726722][ T6483]  ? gfs2_recover_set+0x250/0x250
[  234.731790][ T6483]  ? apply_workqueue_attrs+0x180/0x180
[  234.737384][ T6483]  gfs2_fill_super+0x1323/0x1f80
[  234.742360][ T6483]  ? gfs2_reconfigure+0xb10/0xb10
[  234.747389][ T6483]  ? setup_bdev_super+0x56b/0x660
[  234.752403][ T6483]  get_tree_bdev+0x3e4/0x510
[  234.756989][ T6483]  ? end_current_label_crit_section+0x170/0x170
[  234.763225][ T6483]  ? gfs2_reconfigure+0xb10/0xb10
[  234.768263][ T6483]  ? setup_bdev_super+0x660/0x660
[  234.773283][ T6483]  gfs2_get_tree+0x51/0x1e0
[  234.777775][ T6483]  vfs_get_tree+0x8c/0x280
[  234.782225][ T6483]  do_new_mount+0x24b/0xa40
[  234.786899][ T6483]  __se_sys_mount+0x2da/0x3c0
[  234.791566][ T6483]  ? __x64_sys_mount+0xc0/0xc0
[  234.796314][ T6483]  ? lockdep_hardirqs_on+0x98/0x150
[  234.801500][ T6483]  ? __x64_sys_mount+0x20/0xc0
[  234.806254][ T6483]  do_syscall_64+0x55/0xb0
[  234.810683][ T6483]  ? clear_bhb_loop+0x40/0x90
[  234.815363][ T6483]  ? clear_bhb_loop+0x40/0x90
[  234.820146][ T6483]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  234.826029][ T6483] RIP: 0033:0x7f9271190eea
[  234.830433][ T6483] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  234.850048][ T6483] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  234.858539][ T6483] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  234.866584][ T6483] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  234.874542][ T6483] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  234.882589][ T6483] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  234.890725][ T6483] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  234.898691][ T6483]  </TASK>
[  234.904402][ T6483] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  234.921007][ T6483] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  235.274132][ T6486] loop1: detected capacity change from 0 to 32768
[  235.285964][ T6486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  235.295534][ T6486] CPU: 0 PID: 6486 Comm: syz.1.192 Not tainted syzkaller #0
[  235.302861][ T6486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  235.312947][ T6486] Call Trace:
[  235.316247][ T6486]  <TASK>
[  235.319198][ T6486]  dump_stack_lvl+0x16c/0x230
[  235.323912][ T6486]  ? show_regs_print_info+0x20/0x20
[  235.329149][ T6486]  ? load_image+0x3b0/0x3b0
[  235.333688][ T6486]  sysfs_create_dir_ns+0x256/0x280
[  235.338831][ T6486]  ? sysfs_warn_dup+0xa0/0xa0
[  235.343539][ T6486]  ? do_raw_spin_unlock+0x121/0x230
[  235.348760][ T6486]  kobject_add_internal+0x6b8/0xc70
[  235.353981][ T6486]  kobject_init_and_add+0x126/0x190
[  235.359173][ T6486]  ? lockdep_softirqs_off+0x430/0x430
[  235.364529][ T6486]  ? kobject_add+0x220/0x220
[  235.369113][ T6486]  ? __init_swait_queue_head+0xa9/0x150
[  235.374649][ T6486]  gfs2_sys_fs_add+0x238/0x470
[  235.379426][ T6486]  ? gfs2_recover_set+0x250/0x250
[  235.384461][ T6486]  ? apply_workqueue_attrs+0x180/0x180
[  235.389930][ T6486]  gfs2_fill_super+0x1323/0x1f80
[  235.394982][ T6486]  ? gfs2_reconfigure+0xb10/0xb10
[  235.400017][ T6486]  ? setup_bdev_super+0x56b/0x660
[  235.405033][ T6486]  get_tree_bdev+0x3e4/0x510
[  235.409709][ T6486]  ? end_current_label_crit_section+0x170/0x170
[  235.415943][ T6486]  ? gfs2_reconfigure+0xb10/0xb10
[  235.420962][ T6486]  ? setup_bdev_super+0x660/0x660
[  235.426079][ T6486]  gfs2_get_tree+0x51/0x1e0
[  235.430574][ T6486]  vfs_get_tree+0x8c/0x280
[  235.434986][ T6486]  do_new_mount+0x24b/0xa40
[  235.439511][ T6486]  __se_sys_mount+0x2da/0x3c0
[  235.444217][ T6486]  ? __x64_sys_mount+0xc0/0xc0
[  235.448991][ T6486]  ? lockdep_hardirqs_on+0x98/0x150
[  235.454193][ T6486]  ? __x64_sys_mount+0x20/0xc0
[  235.458954][ T6486]  do_syscall_64+0x55/0xb0
[  235.463397][ T6486]  ? clear_bhb_loop+0x40/0x90
[  235.468165][ T6486]  ? clear_bhb_loop+0x40/0x90
[  235.472839][ T6486]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  235.478729][ T6486] RIP: 0033:0x7f9271190eea
[  235.483147][ T6486] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  235.502853][ T6486] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  235.511290][ T6486] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  235.519355][ T6486] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  235.527323][ T6486] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  235.535320][ T6486] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  235.543325][ T6486] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  235.551419][ T6486]  </TASK>
[  235.558991][ T6486] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  235.573563][ T6486] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  235.964674][ T6489] loop1: detected capacity change from 0 to 32768
[  235.981080][ T6489] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  235.988664][ T6489] CPU: 1 PID: 6489 Comm: syz.1.193 Not tainted syzkaller #0
[  235.995980][ T6489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  236.006064][ T6489] Call Trace:
[  236.009367][ T6489]  <TASK>
[  236.012324][ T6489]  dump_stack_lvl+0x16c/0x230
[  236.017118][ T6489]  ? show_regs_print_info+0x20/0x20
[  236.022340][ T6489]  ? load_image+0x3b0/0x3b0
[  236.026877][ T6489]  sysfs_create_dir_ns+0x256/0x280
[  236.032019][ T6489]  ? sysfs_warn_dup+0xa0/0xa0
[  236.036735][ T6489]  ? do_raw_spin_unlock+0x121/0x230
[  236.041964][ T6489]  kobject_add_internal+0x6b8/0xc70
[  236.047204][ T6489]  kobject_init_and_add+0x126/0x190
[  236.052427][ T6489]  ? lockdep_softirqs_off+0x430/0x430
[  236.057913][ T6489]  ? kobject_add+0x220/0x220
[  236.062538][ T6489]  ? __init_swait_queue_head+0xa9/0x150
[  236.068110][ T6489]  gfs2_sys_fs_add+0x238/0x470
[  236.072911][ T6489]  ? gfs2_recover_set+0x250/0x250
[  236.077982][ T6489]  ? apply_workqueue_attrs+0x180/0x180
[  236.083482][ T6489]  gfs2_fill_super+0x1323/0x1f80
[  236.088456][ T6489]  ? gfs2_reconfigure+0xb10/0xb10
[  236.093533][ T6489]  ? setup_bdev_super+0x56b/0x660
[  236.098584][ T6489]  get_tree_bdev+0x3e4/0x510
[  236.103182][ T6489]  ? end_current_label_crit_section+0x170/0x170
[  236.109425][ T6489]  ? gfs2_reconfigure+0xb10/0xb10
[  236.114441][ T6489]  ? setup_bdev_super+0x660/0x660
[  236.119473][ T6489]  gfs2_get_tree+0x51/0x1e0
[  236.123985][ T6489]  vfs_get_tree+0x8c/0x280
[  236.128398][ T6489]  do_new_mount+0x24b/0xa40
[  236.132891][ T6489]  __se_sys_mount+0x2da/0x3c0
[  236.137555][ T6489]  ? __x64_sys_mount+0xc0/0xc0
[  236.142309][ T6489]  ? lockdep_hardirqs_on+0x98/0x150
[  236.147493][ T6489]  ? __x64_sys_mount+0x20/0xc0
[  236.152507][ T6489]  do_syscall_64+0x55/0xb0
[  236.156949][ T6489]  ? clear_bhb_loop+0x40/0x90
[  236.161643][ T6489]  ? clear_bhb_loop+0x40/0x90
[  236.166320][ T6489]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  236.172292][ T6489] RIP: 0033:0x7f9271190eea
[  236.176786][ T6489] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  236.196474][ T6489] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  236.204973][ T6489] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  236.212978][ T6489] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  236.221049][ T6489] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  236.229027][ T6489] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  236.237077][ T6489] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  236.245157][ T6489]  </TASK>
[  236.250255][ T6489] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  236.264609][ T6489] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  236.625183][ T6492] loop1: detected capacity change from 0 to 32768
[  236.634706][ T6492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  236.642773][ T6492] CPU: 1 PID: 6492 Comm: syz.1.194 Not tainted syzkaller #0
[  236.650198][ T6492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  236.660372][ T6492] Call Trace:
[  236.663680][ T6492]  <TASK>
[  236.666727][ T6492]  dump_stack_lvl+0x16c/0x230
[  236.671444][ T6492]  ? show_regs_print_info+0x20/0x20
[  236.676678][ T6492]  ? load_image+0x3b0/0x3b0
[  236.681228][ T6492]  sysfs_create_dir_ns+0x256/0x280
[  236.686374][ T6492]  ? sysfs_warn_dup+0xa0/0xa0
[  236.691092][ T6492]  ? do_raw_spin_unlock+0x121/0x230
[  236.696323][ T6492]  kobject_add_internal+0x6b8/0xc70
[  236.701523][ T6492]  kobject_init_and_add+0x126/0x190
[  236.706723][ T6492]  ? lockdep_softirqs_off+0x430/0x430
[  236.712094][ T6492]  ? kobject_add+0x220/0x220
[  236.716764][ T6492]  ? __init_swait_queue_head+0xa9/0x150
[  236.722398][ T6492]  gfs2_sys_fs_add+0x238/0x470
[  236.727254][ T6492]  ? gfs2_recover_set+0x250/0x250
[  236.732272][ T6492]  ? apply_workqueue_attrs+0x180/0x180
[  236.737727][ T6492]  gfs2_fill_super+0x1323/0x1f80
[  236.742686][ T6492]  ? gfs2_reconfigure+0xb10/0xb10
[  236.747794][ T6492]  ? setup_bdev_super+0x56b/0x660
[  236.752897][ T6492]  get_tree_bdev+0x3e4/0x510
[  236.757564][ T6492]  ? end_current_label_crit_section+0x170/0x170
[  236.763804][ T6492]  ? gfs2_reconfigure+0xb10/0xb10
[  236.769256][ T6492]  ? setup_bdev_super+0x660/0x660
[  236.774271][ T6492]  gfs2_get_tree+0x51/0x1e0
[  236.778778][ T6492]  vfs_get_tree+0x8c/0x280
[  236.783196][ T6492]  do_new_mount+0x24b/0xa40
[  236.787690][ T6492]  __se_sys_mount+0x2da/0x3c0
[  236.792362][ T6492]  ? __x64_sys_mount+0xc0/0xc0
[  236.797113][ T6492]  ? lockdep_hardirqs_on+0x98/0x150
[  236.802308][ T6492]  ? __x64_sys_mount+0x20/0xc0
[  236.807057][ T6492]  do_syscall_64+0x55/0xb0
[  236.811459][ T6492]  ? clear_bhb_loop+0x40/0x90
[  236.816116][ T6492]  ? clear_bhb_loop+0x40/0x90
[  236.820779][ T6492]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  236.826653][ T6492] RIP: 0033:0x7f9271190eea
[  236.831056][ T6492] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  236.850658][ T6492] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  236.859163][ T6492] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  236.867137][ T6492] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  236.875099][ T6492] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  236.883061][ T6492] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  236.891026][ T6492] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  236.899103][ T6492]  </TASK>
[  236.910451][ T6492] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  236.926547][ T6492] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 17:06:12 executed programs: 180
[  237.298590][ T6495] loop1: detected capacity change from 0 to 32768
[  237.311279][ T6495] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  237.318782][ T6495] CPU: 1 PID: 6495 Comm: syz.1.195 Not tainted syzkaller #0
[  237.326079][ T6495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  237.336152][ T6495] Call Trace:
[  237.339461][ T6495]  <TASK>
[  237.342500][ T6495]  dump_stack_lvl+0x16c/0x230
[  237.347387][ T6495]  ? show_regs_print_info+0x20/0x20
[  237.352627][ T6495]  ? load_image+0x3b0/0x3b0
[  237.357181][ T6495]  sysfs_create_dir_ns+0x256/0x280
[  237.362335][ T6495]  ? sysfs_warn_dup+0xa0/0xa0
[  237.367042][ T6495]  ? do_raw_spin_unlock+0x121/0x230
[  237.372282][ T6495]  kobject_add_internal+0x6b8/0xc70
[  237.377521][ T6495]  kobject_init_and_add+0x126/0x190
[  237.382789][ T6495]  ? lockdep_softirqs_off+0x430/0x430
[  237.388194][ T6495]  ? kobject_add+0x220/0x220
[  237.392821][ T6495]  ? __init_swait_queue_head+0xa9/0x150
[  237.398392][ T6495]  gfs2_sys_fs_add+0x238/0x470
[  237.403178][ T6495]  ? gfs2_recover_set+0x250/0x250
[  237.408204][ T6495]  ? apply_workqueue_attrs+0x180/0x180
[  237.413679][ T6495]  gfs2_fill_super+0x1323/0x1f80
[  237.418703][ T6495]  ? gfs2_reconfigure+0xb10/0xb10
[  237.423728][ T6495]  ? setup_bdev_super+0x56b/0x660
[  237.428760][ T6495]  get_tree_bdev+0x3e4/0x510
[  237.433342][ T6495]  ? end_current_label_crit_section+0x170/0x170
[  237.439575][ T6495]  ? gfs2_reconfigure+0xb10/0xb10
[  237.444593][ T6495]  ? setup_bdev_super+0x660/0x660
[  237.449621][ T6495]  gfs2_get_tree+0x51/0x1e0
[  237.454139][ T6495]  vfs_get_tree+0x8c/0x280
[  237.458548][ T6495]  do_new_mount+0x24b/0xa40
[  237.463045][ T6495]  __se_sys_mount+0x2da/0x3c0
[  237.467802][ T6495]  ? __x64_sys_mount+0xc0/0xc0
[  237.472559][ T6495]  ? lockdep_hardirqs_on+0x98/0x150
[  237.477755][ T6495]  ? __x64_sys_mount+0x20/0xc0
[  237.482540][ T6495]  do_syscall_64+0x55/0xb0
[  237.486961][ T6495]  ? clear_bhb_loop+0x40/0x90
[  237.491632][ T6495]  ? clear_bhb_loop+0x40/0x90
[  237.496398][ T6495]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  237.502369][ T6495] RIP: 0033:0x7f9271190eea
[  237.506783][ T6495] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  237.526472][ T6495] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  237.534988][ T6495] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  237.543091][ T6495] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  237.551246][ T6495] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  237.559389][ T6495] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  237.567355][ T6495] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  237.575349][ T6495]  </TASK>
[  237.587324][ T6495] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  237.604967][ T6495] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  237.931466][ T6498] loop1: detected capacity change from 0 to 32768
[  237.946983][ T6498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  237.954671][ T6498] CPU: 0 PID: 6498 Comm: syz.1.196 Not tainted syzkaller #0
[  237.961987][ T6498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  237.972071][ T6498] Call Trace:
[  237.975372][ T6498]  <TASK>
[  237.978323][ T6498]  dump_stack_lvl+0x16c/0x230
[  237.983038][ T6498]  ? show_regs_print_info+0x20/0x20
[  237.988262][ T6498]  ? load_image+0x3b0/0x3b0
[  237.992803][ T6498]  sysfs_create_dir_ns+0x256/0x280
[  237.997950][ T6498]  ? sysfs_warn_dup+0xa0/0xa0
[  238.002688][ T6498]  ? do_raw_spin_unlock+0x121/0x230
[  238.007916][ T6498]  kobject_add_internal+0x6b8/0xc70
[  238.013149][ T6498]  kobject_init_and_add+0x126/0x190
[  238.018376][ T6498]  ? lockdep_softirqs_off+0x430/0x430
[  238.023784][ T6498]  ? kobject_add+0x220/0x220
[  238.028412][ T6498]  ? __init_swait_queue_head+0xa9/0x150
[  238.033985][ T6498]  gfs2_sys_fs_add+0x238/0x470
[  238.038779][ T6498]  ? gfs2_recover_set+0x250/0x250
[  238.043834][ T6498]  ? apply_workqueue_attrs+0x180/0x180
[  238.049338][ T6498]  gfs2_fill_super+0x1323/0x1f80
[  238.054314][ T6498]  ? gfs2_reconfigure+0xb10/0xb10
[  238.059361][ T6498]  ? setup_bdev_super+0x56b/0x660
[  238.064400][ T6498]  get_tree_bdev+0x3e4/0x510
[  238.068988][ T6498]  ? end_current_label_crit_section+0x170/0x170
[  238.075235][ T6498]  ? gfs2_reconfigure+0xb10/0xb10
[  238.080286][ T6498]  ? setup_bdev_super+0x660/0x660
[  238.085308][ T6498]  gfs2_get_tree+0x51/0x1e0
[  238.089823][ T6498]  vfs_get_tree+0x8c/0x280
[  238.094255][ T6498]  do_new_mount+0x24b/0xa40
[  238.098766][ T6498]  __se_sys_mount+0x2da/0x3c0
[  238.103440][ T6498]  ? __x64_sys_mount+0xc0/0xc0
[  238.108208][ T6498]  ? lockdep_hardirqs_on+0x98/0x150
[  238.113429][ T6498]  ? __x64_sys_mount+0x20/0xc0
[  238.118250][ T6498]  do_syscall_64+0x55/0xb0
[  238.122655][ T6498]  ? clear_bhb_loop+0x40/0x90
[  238.127330][ T6498]  ? clear_bhb_loop+0x40/0x90
[  238.132001][ T6498]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  238.137936][ T6498] RIP: 0033:0x7f9271190eea
[  238.142433][ T6498] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  238.162041][ T6498] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.170753][ T6498] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  238.178758][ T6498] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  238.186956][ T6498] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  238.194923][ T6498] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  238.202979][ T6498] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  238.210977][ T6498]  </TASK>
[  238.215189][ T6498] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  238.229940][ T6498] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  238.593283][ T6501] loop1: detected capacity change from 0 to 32768
[  238.606357][ T6501] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  238.613932][ T6501] CPU: 1 PID: 6501 Comm: syz.1.197 Not tainted syzkaller #0
[  238.621331][ T6501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  238.631413][ T6501] Call Trace:
[  238.634713][ T6501]  <TASK>
[  238.637670][ T6501]  dump_stack_lvl+0x16c/0x230
[  238.642390][ T6501]  ? show_regs_print_info+0x20/0x20
[  238.647631][ T6501]  ? load_image+0x3b0/0x3b0
[  238.652167][ T6501]  sysfs_create_dir_ns+0x256/0x280
[  238.657305][ T6501]  ? sysfs_warn_dup+0xa0/0xa0
[  238.662015][ T6501]  ? do_raw_spin_unlock+0x121/0x230
[  238.667257][ T6501]  kobject_add_internal+0x6b8/0xc70
[  238.672487][ T6501]  kobject_init_and_add+0x126/0x190
[  238.677684][ T6501]  ? lockdep_softirqs_off+0x430/0x430
[  238.683070][ T6501]  ? kobject_add+0x220/0x220
[  238.687657][ T6501]  ? __init_swait_queue_head+0xa9/0x150
[  238.693204][ T6501]  gfs2_sys_fs_add+0x238/0x470
[  238.697967][ T6501]  ? gfs2_recover_set+0x250/0x250
[  238.702996][ T6501]  ? apply_workqueue_attrs+0x180/0x180
[  238.708537][ T6501]  gfs2_fill_super+0x1323/0x1f80
[  238.713477][ T6501]  ? gfs2_reconfigure+0xb10/0xb10
[  238.718506][ T6501]  ? setup_bdev_super+0x56b/0x660
[  238.723533][ T6501]  get_tree_bdev+0x3e4/0x510
[  238.728127][ T6501]  ? end_current_label_crit_section+0x170/0x170
[  238.734374][ T6501]  ? gfs2_reconfigure+0xb10/0xb10
[  238.739399][ T6501]  ? setup_bdev_super+0x660/0x660
[  238.744505][ T6501]  gfs2_get_tree+0x51/0x1e0
[  238.749006][ T6501]  vfs_get_tree+0x8c/0x280
[  238.753416][ T6501]  do_new_mount+0x24b/0xa40
[  238.757999][ T6501]  __se_sys_mount+0x2da/0x3c0
[  238.762669][ T6501]  ? __x64_sys_mount+0xc0/0xc0
[  238.767431][ T6501]  ? lockdep_hardirqs_on+0x98/0x150
[  238.772624][ T6501]  ? __x64_sys_mount+0x20/0xc0
[  238.777387][ T6501]  do_syscall_64+0x55/0xb0
[  238.781793][ T6501]  ? clear_bhb_loop+0x40/0x90
[  238.786548][ T6501]  ? clear_bhb_loop+0x40/0x90
[  238.791218][ T6501]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  238.797100][ T6501] RIP: 0033:0x7f9271190eea
[  238.801506][ T6501] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  238.821151][ T6501] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.829556][ T6501] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  238.837521][ T6501] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  238.845485][ T6501] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  238.853445][ T6501] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  238.861413][ T6501] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  238.869384][ T6501]  </TASK>
[  238.885195][ T6501] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  238.899278][ T6501] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  239.216644][ T6504] loop1: detected capacity change from 0 to 32768
[  239.228368][ T6504] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  239.236226][ T6504] CPU: 0 PID: 6504 Comm: syz.1.198 Not tainted syzkaller #0
[  239.243550][ T6504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  239.253629][ T6504] Call Trace:
[  239.256928][ T6504]  <TASK>
[  239.259881][ T6504]  dump_stack_lvl+0x16c/0x230
[  239.264604][ T6504]  ? show_regs_print_info+0x20/0x20
[  239.269922][ T6504]  ? load_image+0x3b0/0x3b0
[  239.274501][ T6504]  sysfs_create_dir_ns+0x256/0x280
[  239.279645][ T6504]  ? sysfs_warn_dup+0xa0/0xa0
[  239.284355][ T6504]  ? do_raw_spin_unlock+0x121/0x230
[  239.289587][ T6504]  kobject_add_internal+0x6b8/0xc70
[  239.294822][ T6504]  kobject_init_and_add+0x126/0x190
[  239.300239][ T6504]  ? lockdep_softirqs_off+0x430/0x430
[  239.305638][ T6504]  ? kobject_add+0x220/0x220
[  239.310268][ T6504]  ? __init_swait_queue_head+0xa9/0x150
[  239.315875][ T6504]  gfs2_sys_fs_add+0x238/0x470
[  239.320668][ T6504]  ? gfs2_recover_set+0x250/0x250
[  239.325736][ T6504]  ? apply_workqueue_attrs+0x180/0x180
[  239.331266][ T6504]  gfs2_fill_super+0x1323/0x1f80
[  239.336269][ T6504]  ? gfs2_reconfigure+0xb10/0xb10
[  239.341331][ T6504]  ? setup_bdev_super+0x56b/0x660
[  239.346386][ T6504]  get_tree_bdev+0x3e4/0x510
[  239.350979][ T6504]  ? end_current_label_crit_section+0x170/0x170
[  239.357216][ T6504]  ? gfs2_reconfigure+0xb10/0xb10
[  239.362232][ T6504]  ? setup_bdev_super+0x660/0x660
[  239.367253][ T6504]  gfs2_get_tree+0x51/0x1e0
[  239.371753][ T6504]  vfs_get_tree+0x8c/0x280
[  239.376158][ T6504]  do_new_mount+0x24b/0xa40
[  239.380663][ T6504]  __se_sys_mount+0x2da/0x3c0
[  239.385335][ T6504]  ? __x64_sys_mount+0xc0/0xc0
[  239.390091][ T6504]  ? lockdep_hardirqs_on+0x98/0x150
[  239.395278][ T6504]  ? __x64_sys_mount+0x20/0xc0
[  239.400054][ T6504]  do_syscall_64+0x55/0xb0
[  239.404467][ T6504]  ? clear_bhb_loop+0x40/0x90
[  239.409137][ T6504]  ? clear_bhb_loop+0x40/0x90
[  239.413804][ T6504]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  239.419688][ T6504] RIP: 0033:0x7f9271190eea
[  239.424093][ T6504] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  239.443698][ T6504] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  239.452107][ T6504] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  239.460074][ T6504] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  239.468037][ T6504] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  239.476086][ T6504] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  239.484053][ T6504] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  239.492040][ T6504]  </TASK>
[  239.503998][ T6504] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  239.518249][ T6504] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  239.875583][ T6507] loop1: detected capacity change from 0 to 32768
[  239.885540][ T6507] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  239.893102][ T6507] CPU: 1 PID: 6507 Comm: syz.1.199 Not tainted syzkaller #0
[  239.900415][ T6507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  239.910497][ T6507] Call Trace:
[  239.913799][ T6507]  <TASK>
[  239.916753][ T6507]  dump_stack_lvl+0x16c/0x230
[  239.921458][ T6507]  ? show_regs_print_info+0x20/0x20
[  239.926685][ T6507]  ? load_image+0x3b0/0x3b0
[  239.931251][ T6507]  sysfs_create_dir_ns+0x256/0x280
[  239.936400][ T6507]  ? sysfs_warn_dup+0xa0/0xa0
[  239.941109][ T6507]  ? do_raw_spin_unlock+0x121/0x230
[  239.946419][ T6507]  kobject_add_internal+0x6b8/0xc70
[  239.951636][ T6507]  kobject_init_and_add+0x126/0x190
[  239.956855][ T6507]  ? lockdep_softirqs_off+0x430/0x430
[  239.962239][ T6507]  ? kobject_add+0x220/0x220
[  239.966843][ T6507]  ? __init_swait_queue_head+0xa9/0x150
[  239.972392][ T6507]  gfs2_sys_fs_add+0x238/0x470
[  239.977423][ T6507]  ? gfs2_recover_set+0x250/0x250
[  239.982444][ T6507]  ? apply_workqueue_attrs+0x180/0x180
[  239.987983][ T6507]  gfs2_fill_super+0x1323/0x1f80
[  239.992918][ T6507]  ? gfs2_reconfigure+0xb10/0xb10
[  239.998018][ T6507]  ? setup_bdev_super+0x56b/0x660
[  240.003038][ T6507]  get_tree_bdev+0x3e4/0x510
[  240.007971][ T6507]  ? end_current_label_crit_section+0x170/0x170
[  240.014205][ T6507]  ? gfs2_reconfigure+0xb10/0xb10
[  240.019234][ T6507]  ? setup_bdev_super+0x660/0x660
[  240.024253][ T6507]  gfs2_get_tree+0x51/0x1e0
[  240.028752][ T6507]  vfs_get_tree+0x8c/0x280
[  240.033157][ T6507]  do_new_mount+0x24b/0xa40
[  240.037657][ T6507]  __se_sys_mount+0x2da/0x3c0
[  240.042332][ T6507]  ? __x64_sys_mount+0xc0/0xc0
[  240.047086][ T6507]  ? lockdep_hardirqs_on+0x98/0x150
[  240.052290][ T6507]  ? __x64_sys_mount+0x20/0xc0
[  240.057056][ T6507]  do_syscall_64+0x55/0xb0
[  240.061463][ T6507]  ? clear_bhb_loop+0x40/0x90
[  240.066133][ T6507]  ? clear_bhb_loop+0x40/0x90
[  240.070805][ T6507]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  240.076706][ T6507] RIP: 0033:0x7f9271190eea
[  240.081133][ T6507] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  240.100738][ T6507] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.109145][ T6507] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  240.117115][ T6507] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  240.125076][ T6507] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  240.133037][ T6507] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  240.140998][ T6507] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  240.148970][ T6507]  </TASK>
[  240.159631][ T6507] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  240.176201][ T6507] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  240.522621][ T6510] loop1: detected capacity change from 0 to 32768
[  240.542263][ T6510] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  240.549901][ T6510] CPU: 1 PID: 6510 Comm: syz.1.200 Not tainted syzkaller #0
[  240.557217][ T6510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  240.567330][ T6510] Call Trace:
[  240.570634][ T6510]  <TASK>
[  240.573587][ T6510]  dump_stack_lvl+0x16c/0x230
[  240.578385][ T6510]  ? show_regs_print_info+0x20/0x20
[  240.583711][ T6510]  ? load_image+0x3b0/0x3b0
[  240.588254][ T6510]  sysfs_create_dir_ns+0x256/0x280
[  240.593411][ T6510]  ? sysfs_warn_dup+0xa0/0xa0
[  240.598120][ T6510]  ? do_raw_spin_unlock+0x121/0x230
[  240.603356][ T6510]  kobject_add_internal+0x6b8/0xc70
[  240.608588][ T6510]  kobject_init_and_add+0x126/0x190
[  240.613820][ T6510]  ? lockdep_softirqs_off+0x430/0x430
[  240.619316][ T6510]  ? kobject_add+0x220/0x220
[  240.623945][ T6510]  ? __init_swait_queue_head+0xa9/0x150
[  240.629520][ T6510]  gfs2_sys_fs_add+0x238/0x470
[  240.634318][ T6510]  ? gfs2_recover_set+0x250/0x250
[  240.639428][ T6510]  ? apply_workqueue_attrs+0x180/0x180
[  240.644941][ T6510]  gfs2_fill_super+0x1323/0x1f80
[  240.649923][ T6510]  ? gfs2_reconfigure+0xb10/0xb10
[  240.654988][ T6510]  ? setup_bdev_super+0x56b/0x660
[  240.660054][ T6510]  get_tree_bdev+0x3e4/0x510
[  240.664644][ T6510]  ? end_current_label_crit_section+0x170/0x170
[  240.670882][ T6510]  ? gfs2_reconfigure+0xb10/0xb10
[  240.675909][ T6510]  ? setup_bdev_super+0x660/0x660
[  240.681024][ T6510]  gfs2_get_tree+0x51/0x1e0
[  240.685529][ T6510]  vfs_get_tree+0x8c/0x280
[  240.689938][ T6510]  do_new_mount+0x24b/0xa40
[  240.694478][ T6510]  __se_sys_mount+0x2da/0x3c0
[  240.699203][ T6510]  ? __x64_sys_mount+0xc0/0xc0
[  240.703981][ T6510]  ? lockdep_hardirqs_on+0x98/0x150
[  240.709287][ T6510]  ? __x64_sys_mount+0x20/0xc0
[  240.714058][ T6510]  do_syscall_64+0x55/0xb0
[  240.718558][ T6510]  ? clear_bhb_loop+0x40/0x90
[  240.723234][ T6510]  ? clear_bhb_loop+0x40/0x90
[  240.728344][ T6510]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  240.734241][ T6510] RIP: 0033:0x7f9271190eea
[  240.738740][ T6510] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  240.758601][ T6510] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.767017][ T6510] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  240.774978][ T6510] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  240.782942][ T6510] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  240.790904][ T6510] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  240.798875][ T6510] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  240.807381][ T6510]  </TASK>
[  240.825032][ T6510] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  240.841357][ T6510] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  241.223445][ T6513] loop1: detected capacity change from 0 to 32768
[  241.236703][ T6513] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  241.244235][ T6513] CPU: 0 PID: 6513 Comm: syz.1.201 Not tainted syzkaller #0
[  241.251555][ T6513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  241.261742][ T6513] Call Trace:
[  241.265020][ T6513]  <TASK>
[  241.267945][ T6513]  dump_stack_lvl+0x16c/0x230
[  241.272626][ T6513]  ? show_regs_print_info+0x20/0x20
[  241.277819][ T6513]  ? load_image+0x3b0/0x3b0
[  241.282431][ T6513]  sysfs_create_dir_ns+0x256/0x280
[  241.287575][ T6513]  ? sysfs_warn_dup+0xa0/0xa0
[  241.292267][ T6513]  ? do_raw_spin_unlock+0x121/0x230
[  241.297468][ T6513]  kobject_add_internal+0x6b8/0xc70
[  241.302670][ T6513]  kobject_init_and_add+0x126/0x190
[  241.307860][ T6513]  ? lockdep_softirqs_off+0x430/0x430
[  241.313227][ T6513]  ? kobject_add+0x220/0x220
[  241.317816][ T6513]  ? __init_swait_queue_head+0xa9/0x150
[  241.323423][ T6513]  gfs2_sys_fs_add+0x238/0x470
[  241.328189][ T6513]  ? gfs2_recover_set+0x250/0x250
[  241.333212][ T6513]  ? apply_workqueue_attrs+0x180/0x180
[  241.338677][ T6513]  gfs2_fill_super+0x1323/0x1f80
[  241.343641][ T6513]  ? gfs2_reconfigure+0xb10/0xb10
[  241.348687][ T6513]  ? setup_bdev_super+0x56b/0x660
[  241.353802][ T6513]  get_tree_bdev+0x3e4/0x510
[  241.358419][ T6513]  ? end_current_label_crit_section+0x170/0x170
[  241.364663][ T6513]  ? gfs2_reconfigure+0xb10/0xb10
[  241.369686][ T6513]  ? setup_bdev_super+0x660/0x660
[  241.374709][ T6513]  gfs2_get_tree+0x51/0x1e0
[  241.379208][ T6513]  vfs_get_tree+0x8c/0x280
[  241.383621][ T6513]  do_new_mount+0x24b/0xa40
[  241.388118][ T6513]  __se_sys_mount+0x2da/0x3c0
[  241.392881][ T6513]  ? __x64_sys_mount+0xc0/0xc0
[  241.397645][ T6513]  ? lockdep_hardirqs_on+0x98/0x150
[  241.402852][ T6513]  ? __x64_sys_mount+0x20/0xc0
[  241.407610][ T6513]  do_syscall_64+0x55/0xb0
[  241.412023][ T6513]  ? clear_bhb_loop+0x40/0x90
[  241.416693][ T6513]  ? clear_bhb_loop+0x40/0x90
[  241.421361][ T6513]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  241.427249][ T6513] RIP: 0033:0x7f9271190eea
[  241.431663][ T6513] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  241.451374][ T6513] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  241.459866][ T6513] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  241.467830][ T6513] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  241.475795][ T6513] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  241.483756][ T6513] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  241.491717][ T6513] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  241.499704][ T6513]  </TASK>
[  241.504038][ T6513] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  241.518329][ T6513] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  241.850315][ T6516] loop1: detected capacity change from 0 to 32768
[  241.862767][ T6516] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  241.870500][ T6516] CPU: 1 PID: 6516 Comm: syz.1.202 Not tainted syzkaller #0
[  241.877814][ T6516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  241.887890][ T6516] Call Trace:
[  241.891192][ T6516]  <TASK>
[  241.894147][ T6516]  dump_stack_lvl+0x16c/0x230
[  241.898858][ T6516]  ? show_regs_print_info+0x20/0x20
[  241.904086][ T6516]  ? load_image+0x3b0/0x3b0
[  241.908639][ T6516]  sysfs_create_dir_ns+0x256/0x280
[  241.913808][ T6516]  ? sysfs_warn_dup+0xa0/0xa0
[  241.918526][ T6516]  ? do_raw_spin_unlock+0x121/0x230
[  241.923757][ T6516]  kobject_add_internal+0x6b8/0xc70
[  241.928998][ T6516]  kobject_init_and_add+0x126/0x190
[  241.934319][ T6516]  ? lockdep_softirqs_off+0x430/0x430
[  241.939731][ T6516]  ? kobject_add+0x220/0x220
[  241.944359][ T6516]  ? __init_swait_queue_head+0xa9/0x150
[  241.949935][ T6516]  gfs2_sys_fs_add+0x238/0x470
[  241.954730][ T6516]  ? gfs2_recover_set+0x250/0x250
[  241.959792][ T6516]  ? apply_workqueue_attrs+0x180/0x180
[  241.965291][ T6516]  gfs2_fill_super+0x1323/0x1f80
[  241.970361][ T6516]  ? gfs2_reconfigure+0xb10/0xb10
[  241.975423][ T6516]  ? setup_bdev_super+0x56b/0x660
[  241.980478][ T6516]  get_tree_bdev+0x3e4/0x510
[  241.985101][ T6516]  ? end_current_label_crit_section+0x170/0x170
[  241.991353][ T6516]  ? gfs2_reconfigure+0xb10/0xb10
[  241.996485][ T6516]  ? setup_bdev_super+0x660/0x660
[  242.001538][ T6516]  gfs2_get_tree+0x51/0x1e0
[  242.006051][ T6516]  vfs_get_tree+0x8c/0x280
[  242.010462][ T6516]  do_new_mount+0x24b/0xa40
[  242.014965][ T6516]  __se_sys_mount+0x2da/0x3c0
[  242.019635][ T6516]  ? __x64_sys_mount+0xc0/0xc0
[  242.024392][ T6516]  ? lockdep_hardirqs_on+0x98/0x150
[  242.029669][ T6516]  ? __x64_sys_mount+0x20/0xc0
[  242.034466][ T6516]  do_syscall_64+0x55/0xb0
[  242.038878][ T6516]  ? clear_bhb_loop+0x40/0x90
[  242.043552][ T6516]  ? clear_bhb_loop+0x40/0x90
[  242.048308][ T6516]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  242.054191][ T6516] RIP: 0033:0x7f9271190eea
[  242.058597][ T6516] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  242.078372][ T6516] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.086801][ T6516] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  242.094948][ T6516] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  242.103023][ T6516] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  242.111008][ T6516] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  242.118990][ T6516] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  242.127081][ T6516]  </TASK>
[  242.139430][ T6516] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  242.153957][ T6516] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 17:06:17 executed programs: 188
[  242.545251][ T6519] loop1: detected capacity change from 0 to 32768
[  242.557793][ T6519] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  242.565477][ T6519] CPU: 1 PID: 6519 Comm: syz.1.203 Not tainted syzkaller #0
[  242.572792][ T6519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  242.582875][ T6519] Call Trace:
[  242.586611][ T6519]  <TASK>
[  242.589573][ T6519]  dump_stack_lvl+0x16c/0x230
[  242.594283][ T6519]  ? show_regs_print_info+0x20/0x20
[  242.599519][ T6519]  ? load_image+0x3b0/0x3b0
[  242.604066][ T6519]  sysfs_create_dir_ns+0x256/0x280
[  242.609206][ T6519]  ? sysfs_warn_dup+0xa0/0xa0
[  242.613915][ T6519]  ? do_raw_spin_unlock+0x121/0x230
[  242.619149][ T6519]  kobject_add_internal+0x6b8/0xc70
[  242.624389][ T6519]  kobject_init_and_add+0x126/0x190
[  242.629611][ T6519]  ? lockdep_softirqs_off+0x430/0x430
[  242.634984][ T6519]  ? kobject_add+0x220/0x220
[  242.639574][ T6519]  ? __init_swait_queue_head+0xa9/0x150
[  242.645147][ T6519]  gfs2_sys_fs_add+0x238/0x470
[  242.649910][ T6519]  ? gfs2_recover_set+0x250/0x250
[  242.654936][ T6519]  ? apply_workqueue_attrs+0x180/0x180
[  242.660482][ T6519]  gfs2_fill_super+0x1323/0x1f80
[  242.665421][ T6519]  ? gfs2_reconfigure+0xb10/0xb10
[  242.670446][ T6519]  ? setup_bdev_super+0x56b/0x660
[  242.675469][ T6519]  get_tree_bdev+0x3e4/0x510
[  242.680148][ T6519]  ? end_current_label_crit_section+0x170/0x170
[  242.686382][ T6519]  ? gfs2_reconfigure+0xb10/0xb10
[  242.691401][ T6519]  ? setup_bdev_super+0x660/0x660
[  242.696510][ T6519]  gfs2_get_tree+0x51/0x1e0
[  242.701008][ T6519]  vfs_get_tree+0x8c/0x280
[  242.705506][ T6519]  do_new_mount+0x24b/0xa40
[  242.710092][ T6519]  __se_sys_mount+0x2da/0x3c0
[  242.714762][ T6519]  ? __x64_sys_mount+0xc0/0xc0
[  242.719520][ T6519]  ? lockdep_hardirqs_on+0x98/0x150
[  242.724709][ T6519]  ? __x64_sys_mount+0x20/0xc0
[  242.729462][ T6519]  do_syscall_64+0x55/0xb0
[  242.733887][ T6519]  ? clear_bhb_loop+0x40/0x90
[  242.738572][ T6519]  ? clear_bhb_loop+0x40/0x90
[  242.743436][ T6519]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  242.749334][ T6519] RIP: 0033:0x7f9271190eea
[  242.753854][ T6519] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  242.773563][ T6519] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.782322][ T6519] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  242.790380][ T6519] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  242.798350][ T6519] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  242.806572][ T6519] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  242.814532][ T6519] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  242.822516][ T6519]  </TASK>
[  242.833761][ T6519] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  242.847852][ T6519] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  242.879641][ T5080] Bluetooth: hci1: command 0x0406 tx timeout
[  243.180709][ T6522] loop1: detected capacity change from 0 to 32768
[  243.193003][ T6522] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  243.200552][ T6522] CPU: 0 PID: 6522 Comm: syz.1.204 Not tainted syzkaller #0
[  243.207869][ T6522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  243.217951][ T6522] Call Trace:
[  243.221262][ T6522]  <TASK>
[  243.224223][ T6522]  dump_stack_lvl+0x16c/0x230
[  243.228946][ T6522]  ? show_regs_print_info+0x20/0x20
[  243.234202][ T6522]  ? load_image+0x3b0/0x3b0
[  243.238764][ T6522]  sysfs_create_dir_ns+0x256/0x280
[  243.243912][ T6522]  ? sysfs_warn_dup+0xa0/0xa0
[  243.248619][ T6522]  ? do_raw_spin_unlock+0x121/0x230
[  243.253849][ T6522]  kobject_add_internal+0x6b8/0xc70
[  243.259098][ T6522]  kobject_init_and_add+0x126/0x190
[  243.264333][ T6522]  ? lockdep_softirqs_off+0x430/0x430
[  243.269741][ T6522]  ? kobject_add+0x220/0x220
[  243.274368][ T6522]  ? __init_swait_queue_head+0xa9/0x150
[  243.280128][ T6522]  gfs2_sys_fs_add+0x238/0x470
[  243.284930][ T6522]  ? gfs2_recover_set+0x250/0x250
[  243.289990][ T6522]  ? apply_workqueue_attrs+0x180/0x180
[  243.295510][ T6522]  gfs2_fill_super+0x1323/0x1f80
[  243.300498][ T6522]  ? gfs2_reconfigure+0xb10/0xb10
[  243.305549][ T6522]  ? setup_bdev_super+0x56b/0x660
[  243.310586][ T6522]  get_tree_bdev+0x3e4/0x510
[  243.315200][ T6522]  ? end_current_label_crit_section+0x170/0x170
[  243.321540][ T6522]  ? gfs2_reconfigure+0xb10/0xb10
[  243.326560][ T6522]  ? setup_bdev_super+0x660/0x660
[  243.331582][ T6522]  gfs2_get_tree+0x51/0x1e0
[  243.336271][ T6522]  vfs_get_tree+0x8c/0x280
[  243.340689][ T6522]  do_new_mount+0x24b/0xa40
[  243.345237][ T6522]  __se_sys_mount+0x2da/0x3c0
[  243.349919][ T6522]  ? __x64_sys_mount+0xc0/0xc0
[  243.354682][ T6522]  ? lockdep_hardirqs_on+0x98/0x150
[  243.359876][ T6522]  ? __x64_sys_mount+0x20/0xc0
[  243.364664][ T6522]  do_syscall_64+0x55/0xb0
[  243.369089][ T6522]  ? clear_bhb_loop+0x40/0x90
[  243.373776][ T6522]  ? clear_bhb_loop+0x40/0x90
[  243.378557][ T6522]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  243.384879][ T6522] RIP: 0033:0x7f9271190eea
[  243.389296][ T6522] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  243.409338][ T6522] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  243.417831][ T6522] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  243.425816][ T6522] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  243.433804][ T6522] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  243.441792][ T6522] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  243.449780][ T6522] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  243.457769][ T6522]  </TASK>
[  243.463334][ T6522] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  243.477451][ T6522] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  243.843486][ T6525] loop1: detected capacity change from 0 to 32768
[  243.856698][ T6525] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  243.864778][ T6525] CPU: 0 PID: 6525 Comm: syz.1.205 Not tainted syzkaller #0
[  243.872110][ T6525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  243.882194][ T6525] Call Trace:
[  243.885513][ T6525]  <TASK>
[  243.888477][ T6525]  dump_stack_lvl+0x16c/0x230
[  243.893287][ T6525]  ? show_regs_print_info+0x20/0x20
[  243.898528][ T6525]  ? load_image+0x3b0/0x3b0
[  243.903082][ T6525]  sysfs_create_dir_ns+0x256/0x280
[  243.908231][ T6525]  ? sysfs_warn_dup+0xa0/0xa0
[  243.913023][ T6525]  ? do_raw_spin_unlock+0x121/0x230
[  243.918339][ T6525]  kobject_add_internal+0x6b8/0xc70
[  243.923563][ T6525]  kobject_init_and_add+0x126/0x190
[  243.928774][ T6525]  ? lockdep_softirqs_off+0x430/0x430
[  243.934160][ T6525]  ? kobject_add+0x220/0x220
[  243.938748][ T6525]  ? __init_swait_queue_head+0xa9/0x150
[  243.944297][ T6525]  gfs2_sys_fs_add+0x238/0x470
[  243.949059][ T6525]  ? gfs2_recover_set+0x250/0x250
[  243.954168][ T6525]  ? apply_workqueue_attrs+0x180/0x180
[  243.959630][ T6525]  gfs2_fill_super+0x1323/0x1f80
[  243.964579][ T6525]  ? gfs2_reconfigure+0xb10/0xb10
[  243.969605][ T6525]  ? setup_bdev_super+0x56b/0x660
[  243.974622][ T6525]  get_tree_bdev+0x3e4/0x510
[  243.979201][ T6525]  ? end_current_label_crit_section+0x170/0x170
[  243.985433][ T6525]  ? gfs2_reconfigure+0xb10/0xb10
[  243.990454][ T6525]  ? setup_bdev_super+0x660/0x660
[  243.995474][ T6525]  gfs2_get_tree+0x51/0x1e0
[  243.999980][ T6525]  vfs_get_tree+0x8c/0x280
[  244.004398][ T6525]  do_new_mount+0x24b/0xa40
[  244.008937][ T6525]  __se_sys_mount+0x2da/0x3c0
[  244.013605][ T6525]  ? __x64_sys_mount+0xc0/0xc0
[  244.018362][ T6525]  ? lockdep_hardirqs_on+0x98/0x150
[  244.023569][ T6525]  ? __x64_sys_mount+0x20/0xc0
[  244.028412][ T6525]  do_syscall_64+0x55/0xb0
[  244.032853][ T6525]  ? clear_bhb_loop+0x40/0x90
[  244.037539][ T6525]  ? clear_bhb_loop+0x40/0x90
[  244.042234][ T6525]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  244.048162][ T6525] RIP: 0033:0x7f9271190eea
[  244.052669][ T6525] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  244.072272][ T6525] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  244.080687][ T6525] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  244.088737][ T6525] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  244.096695][ T6525] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  244.104656][ T6525] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  244.112705][ T6525] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  244.120766][ T6525]  </TASK>
[  244.131706][ T6525] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  244.146925][ T6525] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  244.465897][ T6528] loop1: detected capacity change from 0 to 32768
[  244.484518][ T6528] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  244.497229][ T6528] CPU: 0 PID: 6528 Comm: syz.1.206 Not tainted syzkaller #0
[  244.504569][ T6528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  244.514646][ T6528] Call Trace:
[  244.517942][ T6528]  <TASK>
[  244.520917][ T6528]  dump_stack_lvl+0x16c/0x230
[  244.525640][ T6528]  ? show_regs_print_info+0x20/0x20
[  244.530885][ T6528]  ? load_image+0x3b0/0x3b0
[  244.535429][ T6528]  sysfs_create_dir_ns+0x256/0x280
[  244.540586][ T6528]  ? sysfs_warn_dup+0xa0/0xa0
[  244.545386][ T6528]  ? do_raw_spin_unlock+0x121/0x230
[  244.550707][ T6528]  kobject_add_internal+0x6b8/0xc70
[  244.555941][ T6528]  kobject_init_and_add+0x126/0x190
[  244.561170][ T6528]  ? lockdep_softirqs_off+0x430/0x430
[  244.566671][ T6528]  ? kobject_add+0x220/0x220
[  244.571298][ T6528]  ? __init_swait_queue_head+0xa9/0x150
[  244.576883][ T6528]  gfs2_sys_fs_add+0x238/0x470
[  244.581680][ T6528]  ? gfs2_recover_set+0x250/0x250
[  244.586742][ T6528]  ? apply_workqueue_attrs+0x180/0x180
[  244.592231][ T6528]  gfs2_fill_super+0x1323/0x1f80
[  244.597283][ T6528]  ? gfs2_reconfigure+0xb10/0xb10
[  244.602310][ T6528]  ? setup_bdev_super+0x56b/0x660
[  244.607329][ T6528]  get_tree_bdev+0x3e4/0x510
[  244.611912][ T6528]  ? end_current_label_crit_section+0x170/0x170
[  244.618176][ T6528]  ? gfs2_reconfigure+0xb10/0xb10
[  244.623227][ T6528]  ? setup_bdev_super+0x660/0x660
[  244.628313][ T6528]  gfs2_get_tree+0x51/0x1e0
[  244.632912][ T6528]  vfs_get_tree+0x8c/0x280
[  244.637323][ T6528]  do_new_mount+0x24b/0xa40
[  244.641859][ T6528]  __se_sys_mount+0x2da/0x3c0
[  244.646543][ T6528]  ? __x64_sys_mount+0xc0/0xc0
[  244.651303][ T6528]  ? lockdep_hardirqs_on+0x98/0x150
[  244.656493][ T6528]  ? __x64_sys_mount+0x20/0xc0
[  244.661340][ T6528]  do_syscall_64+0x55/0xb0
[  244.665745][ T6528]  ? clear_bhb_loop+0x40/0x90
[  244.670428][ T6528]  ? clear_bhb_loop+0x40/0x90
[  244.675132][ T6528]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  244.681047][ T6528] RIP: 0033:0x7f9271190eea
[  244.685458][ T6528] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  244.705073][ T6528] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  244.713574][ T6528] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  244.721713][ T6528] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  244.729685][ T6528] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  244.737654][ T6528] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  244.745622][ T6528] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  244.753596][ T6528]  </TASK>
[  244.758393][ T6528] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  244.773891][ T6528] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  245.112641][ T6531] loop1: detected capacity change from 0 to 32768
[  245.128898][ T6531] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  245.136334][ T6531] CPU: 0 PID: 6531 Comm: syz.1.207 Not tainted syzkaller #0
[  245.143728][ T6531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  245.153818][ T6531] Call Trace:
[  245.157241][ T6531]  <TASK>
[  245.160191][ T6531]  dump_stack_lvl+0x16c/0x230
[  245.165002][ T6531]  ? show_regs_print_info+0x20/0x20
[  245.170252][ T6531]  ? load_image+0x3b0/0x3b0
[  245.174883][ T6531]  sysfs_create_dir_ns+0x256/0x280
[  245.180028][ T6531]  ? sysfs_warn_dup+0xa0/0xa0
[  245.184750][ T6531]  ? do_raw_spin_unlock+0x121/0x230
[  245.189979][ T6531]  kobject_add_internal+0x6b8/0xc70
[  245.195229][ T6531]  kobject_init_and_add+0x126/0x190
[  245.200458][ T6531]  ? lockdep_softirqs_off+0x430/0x430
[  245.205859][ T6531]  ? kobject_add+0x220/0x220
[  245.210481][ T6531]  ? __init_swait_queue_head+0xa9/0x150
[  245.216059][ T6531]  gfs2_sys_fs_add+0x238/0x470
[  245.220850][ T6531]  ? gfs2_recover_set+0x250/0x250
[  245.225977][ T6531]  ? apply_workqueue_attrs+0x180/0x180
[  245.231474][ T6531]  gfs2_fill_super+0x1323/0x1f80
[  245.236417][ T6531]  ? gfs2_reconfigure+0xb10/0xb10
[  245.241442][ T6531]  ? setup_bdev_super+0x56b/0x660
[  245.246458][ T6531]  get_tree_bdev+0x3e4/0x510
[  245.251039][ T6531]  ? end_current_label_crit_section+0x170/0x170
[  245.257279][ T6531]  ? gfs2_reconfigure+0xb10/0xb10
[  245.262297][ T6531]  ? setup_bdev_super+0x660/0x660
[  245.267317][ T6531]  gfs2_get_tree+0x51/0x1e0
[  245.271817][ T6531]  vfs_get_tree+0x8c/0x280
[  245.276223][ T6531]  do_new_mount+0x24b/0xa40
[  245.280751][ T6531]  __se_sys_mount+0x2da/0x3c0
[  245.285434][ T6531]  ? __x64_sys_mount+0xc0/0xc0
[  245.290192][ T6531]  ? lockdep_hardirqs_on+0x98/0x150
[  245.295379][ T6531]  ? __x64_sys_mount+0x20/0xc0
[  245.300136][ T6531]  do_syscall_64+0x55/0xb0
[  245.304561][ T6531]  ? clear_bhb_loop+0x40/0x90
[  245.309234][ T6531]  ? clear_bhb_loop+0x40/0x90
[  245.313906][ T6531]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  245.319790][ T6531] RIP: 0033:0x7f9271190eea
[  245.324196][ T6531] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  245.343815][ T6531] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  245.352240][ T6531] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  245.360217][ T6531] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  245.368188][ T6531] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  245.376151][ T6531] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  245.384116][ T6531] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  245.392097][ T6531]  </TASK>
[  245.401965][ T6531] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  245.417015][ T6531] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  245.778393][ T6534] loop1: detected capacity change from 0 to 32768
[  245.788328][ T6534] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  245.796350][ T6534] CPU: 0 PID: 6534 Comm: syz.1.208 Not tainted syzkaller #0
[  245.803684][ T6534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  245.813778][ T6534] Call Trace:
[  245.817093][ T6534]  <TASK>
[  245.820056][ T6534]  dump_stack_lvl+0x16c/0x230
[  245.824869][ T6534]  ? show_regs_print_info+0x20/0x20
[  245.830242][ T6534]  ? load_image+0x3b0/0x3b0
[  245.834922][ T6534]  sysfs_create_dir_ns+0x256/0x280
[  245.840083][ T6534]  ? sysfs_warn_dup+0xa0/0xa0
[  245.844797][ T6534]  ? do_raw_spin_unlock+0x121/0x230
[  245.850030][ T6534]  kobject_add_internal+0x6b8/0xc70
[  245.855270][ T6534]  kobject_init_and_add+0x126/0x190
[  245.861025][ T6534]  ? lockdep_softirqs_off+0x430/0x430
[  245.866583][ T6534]  ? kobject_add+0x220/0x220
[  245.871269][ T6534]  ? __init_swait_queue_head+0xa9/0x150
[  245.876840][ T6534]  gfs2_sys_fs_add+0x238/0x470
[  245.881616][ T6534]  ? gfs2_recover_set+0x250/0x250
[  245.886659][ T6534]  ? apply_workqueue_attrs+0x180/0x180
[  245.892132][ T6534]  gfs2_fill_super+0x1323/0x1f80
[  245.897077][ T6534]  ? gfs2_reconfigure+0xb10/0xb10
[  245.902198][ T6534]  ? setup_bdev_super+0x56b/0x660
[  245.907249][ T6534]  get_tree_bdev+0x3e4/0x510
[  245.911841][ T6534]  ? end_current_label_crit_section+0x170/0x170
[  245.918176][ T6534]  ? gfs2_reconfigure+0xb10/0xb10
[  245.923631][ T6534]  ? setup_bdev_super+0x660/0x660
[  245.928652][ T6534]  gfs2_get_tree+0x51/0x1e0
[  245.933226][ T6534]  vfs_get_tree+0x8c/0x280
[  245.937631][ T6534]  do_new_mount+0x24b/0xa40
[  245.942132][ T6534]  __se_sys_mount+0x2da/0x3c0
[  245.946822][ T6534]  ? __x64_sys_mount+0xc0/0xc0
[  245.951664][ T6534]  ? lockdep_hardirqs_on+0x98/0x150
[  245.956871][ T6534]  ? __x64_sys_mount+0x20/0xc0
[  245.961636][ T6534]  do_syscall_64+0x55/0xb0
[  245.966074][ T6534]  ? clear_bhb_loop+0x40/0x90
[  245.970769][ T6534]  ? clear_bhb_loop+0x40/0x90
[  245.975449][ T6534]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  245.981351][ T6534] RIP: 0033:0x7f9271190eea
[  245.985760][ T6534] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  246.005448][ T6534] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  246.013858][ T6534] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  246.021916][ T6534] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  246.029877][ T6534] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  246.037879][ T6534] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  246.045903][ T6534] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  246.053910][ T6534]  </TASK>
[  246.065311][ T6534] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  246.084447][ T6534] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  246.406564][ T6537] loop1: detected capacity change from 0 to 32768
[  246.419453][ T6537] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  246.428558][ T6537] CPU: 0 PID: 6537 Comm: syz.1.209 Not tainted syzkaller #0
[  246.435898][ T6537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  246.445976][ T6537] Call Trace:
[  246.449261][ T6537]  <TASK>
[  246.452185][ T6537]  dump_stack_lvl+0x16c/0x230
[  246.456866][ T6537]  ? show_regs_print_info+0x20/0x20
[  246.462064][ T6537]  ? load_image+0x3b0/0x3b0
[  246.466608][ T6537]  sysfs_create_dir_ns+0x256/0x280
[  246.471825][ T6537]  ? sysfs_warn_dup+0xa0/0xa0
[  246.476535][ T6537]  ? do_raw_spin_unlock+0x121/0x230
[  246.481741][ T6537]  kobject_add_internal+0x6b8/0xc70
[  246.486945][ T6537]  kobject_init_and_add+0x126/0x190
[  246.492152][ T6537]  ? lockdep_softirqs_off+0x430/0x430
[  246.497544][ T6537]  ? kobject_add+0x220/0x220
[  246.502147][ T6537]  ? __init_swait_queue_head+0xa9/0x150
[  246.508158][ T6537]  gfs2_sys_fs_add+0x238/0x470
[  246.513114][ T6537]  ? gfs2_recover_set+0x250/0x250
[  246.518242][ T6537]  ? apply_workqueue_attrs+0x180/0x180
[  246.523706][ T6537]  gfs2_fill_super+0x1323/0x1f80
[  246.528738][ T6537]  ? gfs2_reconfigure+0xb10/0xb10
[  246.533763][ T6537]  ? setup_bdev_super+0x56b/0x660
[  246.538806][ T6537]  get_tree_bdev+0x3e4/0x510
[  246.543614][ T6537]  ? end_current_label_crit_section+0x170/0x170
[  246.549859][ T6537]  ? gfs2_reconfigure+0xb10/0xb10
[  246.554878][ T6537]  ? setup_bdev_super+0x660/0x660
[  246.559902][ T6537]  gfs2_get_tree+0x51/0x1e0
[  246.564408][ T6537]  vfs_get_tree+0x8c/0x280
[  246.568879][ T6537]  do_new_mount+0x24b/0xa40
[  246.573397][ T6537]  __se_sys_mount+0x2da/0x3c0
[  246.578085][ T6537]  ? __x64_sys_mount+0xc0/0xc0
[  246.582871][ T6537]  ? lockdep_hardirqs_on+0x98/0x150
[  246.588164][ T6537]  ? __x64_sys_mount+0x20/0xc0
[  246.592929][ T6537]  do_syscall_64+0x55/0xb0
[  246.597432][ T6537]  ? clear_bhb_loop+0x40/0x90
[  246.602209][ T6537]  ? clear_bhb_loop+0x40/0x90
[  246.606969][ T6537]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  246.612858][ T6537] RIP: 0033:0x7f9271190eea
[  246.617268][ T6537] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  246.636890][ T6537] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  246.645306][ T6537] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  246.653459][ T6537] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  246.661689][ T6537] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  246.669861][ T6537] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  246.677919][ T6537] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  246.685896][ T6537]  </TASK>
[  246.700269][ T6537] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  246.715317][ T6537] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  247.044587][ T6540] loop1: detected capacity change from 0 to 32768
[  247.061007][ T6540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  247.068829][ T6540] CPU: 0 PID: 6540 Comm: syz.1.210 Not tainted syzkaller #0
[  247.076249][ T6540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  247.086418][ T6540] Call Trace:
[  247.089722][ T6540]  <TASK>
[  247.092670][ T6540]  dump_stack_lvl+0x16c/0x230
[  247.097386][ T6540]  ? show_regs_print_info+0x20/0x20
[  247.102617][ T6540]  ? load_image+0x3b0/0x3b0
[  247.107161][ T6540]  sysfs_create_dir_ns+0x256/0x280
[  247.112306][ T6540]  ? sysfs_warn_dup+0xa0/0xa0
[  247.117013][ T6540]  ? do_raw_spin_unlock+0x121/0x230
[  247.122238][ T6540]  kobject_add_internal+0x6b8/0xc70
[  247.127470][ T6540]  kobject_init_and_add+0x126/0x190
[  247.132698][ T6540]  ? lockdep_softirqs_off+0x430/0x430
[  247.138098][ T6540]  ? kobject_add+0x220/0x220
[  247.142767][ T6540]  ? __init_swait_queue_head+0xa9/0x150
[  247.148356][ T6540]  gfs2_sys_fs_add+0x238/0x470
[  247.153160][ T6540]  ? gfs2_recover_set+0x250/0x250
[  247.158220][ T6540]  ? apply_workqueue_attrs+0x180/0x180
[  247.163985][ T6540]  gfs2_fill_super+0x1323/0x1f80
[  247.168971][ T6540]  ? gfs2_reconfigure+0xb10/0xb10
[  247.174215][ T6540]  ? setup_bdev_super+0x56b/0x660
[  247.179247][ T6540]  get_tree_bdev+0x3e4/0x510
[  247.183843][ T6540]  ? end_current_label_crit_section+0x170/0x170
[  247.190110][ T6540]  ? gfs2_reconfigure+0xb10/0xb10
[  247.195150][ T6540]  ? setup_bdev_super+0x660/0x660
[  247.200174][ T6540]  gfs2_get_tree+0x51/0x1e0
[  247.204696][ T6540]  vfs_get_tree+0x8c/0x280
[  247.209110][ T6540]  do_new_mount+0x24b/0xa40
[  247.213702][ T6540]  __se_sys_mount+0x2da/0x3c0
[  247.218369][ T6540]  ? __x64_sys_mount+0xc0/0xc0
[  247.223151][ T6540]  ? lockdep_hardirqs_on+0x98/0x150
[  247.228340][ T6540]  ? __x64_sys_mount+0x20/0xc0
[  247.233187][ T6540]  do_syscall_64+0x55/0xb0
[  247.237612][ T6540]  ? clear_bhb_loop+0x40/0x90
[  247.242283][ T6540]  ? clear_bhb_loop+0x40/0x90
[  247.247044][ T6540]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  247.253013][ T6540] RIP: 0033:0x7f9271190eea
[  247.257418][ T6540] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  247.277033][ T6540] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.285442][ T6540] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  247.293404][ T6540] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  247.301371][ T6540] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  247.309331][ T6540] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  247.317287][ T6540] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  247.325259][ T6540]  </TASK>
[  247.331672][ T6540] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  247.346487][ T6540] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 17:06:22 executed programs: 196
[  247.716131][ T6543] loop1: detected capacity change from 0 to 32768
[  247.734902][ T6543] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  247.743097][ T6543] CPU: 1 PID: 6543 Comm: syz.1.211 Not tainted syzkaller #0
[  247.750434][ T6543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  247.760604][ T6543] Call Trace:
[  247.764355][ T6543]  <TASK>
[  247.767308][ T6543]  dump_stack_lvl+0x16c/0x230
[  247.772035][ T6543]  ? show_regs_print_info+0x20/0x20
[  247.777446][ T6543]  ? load_image+0x3b0/0x3b0
[  247.782046][ T6543]  sysfs_create_dir_ns+0x256/0x280
[  247.787198][ T6543]  ? sysfs_warn_dup+0xa0/0xa0
[  247.791911][ T6543]  ? do_raw_spin_unlock+0x121/0x230
[  247.797402][ T6543]  kobject_add_internal+0x6b8/0xc70
[  247.802728][ T6543]  kobject_init_and_add+0x126/0x190
[  247.807959][ T6543]  ? lockdep_softirqs_off+0x430/0x430
[  247.813366][ T6543]  ? kobject_add+0x220/0x220
[  247.817989][ T6543]  ? __init_swait_queue_head+0xa9/0x150
[  247.823555][ T6543]  gfs2_sys_fs_add+0x238/0x470
[  247.828363][ T6543]  ? gfs2_recover_set+0x250/0x250
[  247.833415][ T6543]  ? apply_workqueue_attrs+0x180/0x180
[  247.839068][ T6543]  gfs2_fill_super+0x1323/0x1f80
[  247.844031][ T6543]  ? gfs2_reconfigure+0xb10/0xb10
[  247.849076][ T6543]  ? setup_bdev_super+0x56b/0x660
[  247.854101][ T6543]  get_tree_bdev+0x3e4/0x510
[  247.858713][ T6543]  ? end_current_label_crit_section+0x170/0x170
[  247.865157][ T6543]  ? gfs2_reconfigure+0xb10/0xb10
[  247.870297][ T6543]  ? setup_bdev_super+0x660/0x660
[  247.875323][ T6543]  gfs2_get_tree+0x51/0x1e0
[  247.879850][ T6543]  vfs_get_tree+0x8c/0x280
[  247.884361][ T6543]  do_new_mount+0x24b/0xa40
[  247.888864][ T6543]  __se_sys_mount+0x2da/0x3c0
[  247.893541][ T6543]  ? __x64_sys_mount+0xc0/0xc0
[  247.898383][ T6543]  ? lockdep_hardirqs_on+0x98/0x150
[  247.903667][ T6543]  ? __x64_sys_mount+0x20/0xc0
[  247.908565][ T6543]  do_syscall_64+0x55/0xb0
[  247.912984][ T6543]  ? clear_bhb_loop+0x40/0x90
[  247.917677][ T6543]  ? clear_bhb_loop+0x40/0x90
[  247.922346][ T6543]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  247.928319][ T6543] RIP: 0033:0x7f9271190eea
[  247.932728][ T6543] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  247.952357][ T6543] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.960780][ T6543] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  247.968775][ T6543] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  247.976749][ T6543] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  247.984720][ T6543] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  247.992687][ T6543] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  248.000752][ T6543]  </TASK>
[  248.011164][ T6543] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  248.027344][ T6543] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  248.360933][ T6546] loop1: detected capacity change from 0 to 32768
[  248.373826][ T6546] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  248.381413][ T6546] CPU: 0 PID: 6546 Comm: syz.1.212 Not tainted syzkaller #0
[  248.388740][ T6546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  248.398822][ T6546] Call Trace:
[  248.402234][ T6546]  <TASK>
[  248.405189][ T6546]  dump_stack_lvl+0x16c/0x230
[  248.409910][ T6546]  ? show_regs_print_info+0x20/0x20
[  248.415139][ T6546]  ? load_image+0x3b0/0x3b0
[  248.419679][ T6546]  sysfs_create_dir_ns+0x256/0x280
[  248.424908][ T6546]  ? sysfs_warn_dup+0xa0/0xa0
[  248.429614][ T6546]  ? do_raw_spin_unlock+0x121/0x230
[  248.434839][ T6546]  kobject_add_internal+0x6b8/0xc70
[  248.440077][ T6546]  kobject_init_and_add+0x126/0x190
[  248.445362][ T6546]  ? lockdep_softirqs_off+0x430/0x430
[  248.450764][ T6546]  ? kobject_add+0x220/0x220
[  248.455484][ T6546]  ? __init_swait_queue_head+0xa9/0x150
[  248.461060][ T6546]  gfs2_sys_fs_add+0x238/0x470
[  248.465944][ T6546]  ? gfs2_recover_set+0x250/0x250
[  248.471010][ T6546]  ? apply_workqueue_attrs+0x180/0x180
[  248.476512][ T6546]  gfs2_fill_super+0x1323/0x1f80
[  248.481490][ T6546]  ? gfs2_reconfigure+0xb10/0xb10
[  248.486566][ T6546]  ? setup_bdev_super+0x56b/0x660
[  248.491601][ T6546]  get_tree_bdev+0x3e4/0x510
[  248.496195][ T6546]  ? end_current_label_crit_section+0x170/0x170
[  248.502436][ T6546]  ? gfs2_reconfigure+0xb10/0xb10
[  248.507473][ T6546]  ? setup_bdev_super+0x660/0x660
[  248.512501][ T6546]  gfs2_get_tree+0x51/0x1e0
[  248.517014][ T6546]  vfs_get_tree+0x8c/0x280
[  248.521512][ T6546]  do_new_mount+0x24b/0xa40
[  248.526011][ T6546]  __se_sys_mount+0x2da/0x3c0
[  248.530681][ T6546]  ? __x64_sys_mount+0xc0/0xc0
[  248.535437][ T6546]  ? lockdep_hardirqs_on+0x98/0x150
[  248.540649][ T6546]  ? __x64_sys_mount+0x20/0xc0
[  248.545464][ T6546]  do_syscall_64+0x55/0xb0
[  248.549871][ T6546]  ? clear_bhb_loop+0x40/0x90
[  248.554540][ T6546]  ? clear_bhb_loop+0x40/0x90
[  248.559223][ T6546]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  248.565200][ T6546] RIP: 0033:0x7f9271190eea
[  248.569612][ T6546] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  248.589220][ T6546] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  248.597630][ T6546] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  248.605793][ T6546] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  248.613750][ T6546] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  248.621711][ T6546] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  248.629671][ T6546] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  248.637646][ T6546]  </TASK>
[  248.643267][ T6546] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  248.657923][ T6546] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  249.010256][ T6549] loop1: detected capacity change from 0 to 32768
[  249.024021][ T6549] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  249.032527][ T6549] CPU: 0 PID: 6549 Comm: syz.1.213 Not tainted syzkaller #0
[  249.039954][ T6549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  249.050049][ T6549] Call Trace:
[  249.053365][ T6549]  <TASK>
[  249.056315][ T6549]  dump_stack_lvl+0x16c/0x230
[  249.061128][ T6549]  ? show_regs_print_info+0x20/0x20
[  249.066471][ T6549]  ? load_image+0x3b0/0x3b0
[  249.071024][ T6549]  sysfs_create_dir_ns+0x256/0x280
[  249.076192][ T6549]  ? sysfs_warn_dup+0xa0/0xa0
[  249.080915][ T6549]  ? do_raw_spin_unlock+0x121/0x230
[  249.086236][ T6549]  kobject_add_internal+0x6b8/0xc70
[  249.091473][ T6549]  kobject_init_and_add+0x126/0x190
[  249.096791][ T6549]  ? lockdep_softirqs_off+0x430/0x430
[  249.102301][ T6549]  ? kobject_add+0x220/0x220
[  249.106938][ T6549]  ? __init_swait_queue_head+0xa9/0x150
[  249.112515][ T6549]  gfs2_sys_fs_add+0x238/0x470
[  249.117311][ T6549]  ? gfs2_recover_set+0x250/0x250
[  249.122391][ T6549]  ? apply_workqueue_attrs+0x180/0x180
[  249.127885][ T6549]  gfs2_fill_super+0x1323/0x1f80
[  249.132868][ T6549]  ? gfs2_reconfigure+0xb10/0xb10
[  249.137934][ T6549]  ? setup_bdev_super+0x56b/0x660
[  249.143039][ T6549]  get_tree_bdev+0x3e4/0x510
[  249.147624][ T6549]  ? end_current_label_crit_section+0x170/0x170
[  249.154123][ T6549]  ? gfs2_reconfigure+0xb10/0xb10
[  249.159251][ T6549]  ? setup_bdev_super+0x660/0x660
[  249.164280][ T6549]  gfs2_get_tree+0x51/0x1e0
[  249.168871][ T6549]  vfs_get_tree+0x8c/0x280
[  249.173289][ T6549]  do_new_mount+0x24b/0xa40
[  249.177797][ T6549]  __se_sys_mount+0x2da/0x3c0
[  249.182486][ T6549]  ? __x64_sys_mount+0xc0/0xc0
[  249.187240][ T6549]  ? lockdep_hardirqs_on+0x98/0x150
[  249.192438][ T6549]  ? __x64_sys_mount+0x20/0xc0
[  249.197293][ T6549]  do_syscall_64+0x55/0xb0
[  249.201707][ T6549]  ? clear_bhb_loop+0x40/0x90
[  249.206371][ T6549]  ? clear_bhb_loop+0x40/0x90
[  249.211129][ T6549]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  249.217106][ T6549] RIP: 0033:0x7f9271190eea
[  249.221619][ T6549] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  249.241546][ T6549] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.249959][ T6549] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  249.257922][ T6549] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  249.265967][ T6549] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  249.273929][ T6549] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  249.282248][ T6549] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  249.290222][ T6549]  </TASK>
[  249.294286][ T6549] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  249.308361][ T6549] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  249.663464][ T6552] loop1: detected capacity change from 0 to 32768
[  249.678716][ T6552] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  249.686353][ T6552] CPU: 0 PID: 6552 Comm: syz.1.214 Not tainted syzkaller #0
[  249.693842][ T6552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  249.703932][ T6552] Call Trace:
[  249.707276][ T6552]  <TASK>
[  249.710234][ T6552]  dump_stack_lvl+0x16c/0x230
[  249.714947][ T6552]  ? show_regs_print_info+0x20/0x20
[  249.720180][ T6552]  ? load_image+0x3b0/0x3b0
[  249.724718][ T6552]  sysfs_create_dir_ns+0x256/0x280
[  249.729947][ T6552]  ? sysfs_warn_dup+0xa0/0xa0
[  249.734653][ T6552]  ? do_raw_spin_unlock+0x121/0x230
[  249.739884][ T6552]  kobject_add_internal+0x6b8/0xc70
[  249.745130][ T6552]  kobject_init_and_add+0x126/0x190
[  249.750372][ T6552]  ? lockdep_softirqs_off+0x430/0x430
[  249.755869][ T6552]  ? kobject_add+0x220/0x220
[  249.760487][ T6552]  ? __init_swait_queue_head+0xa9/0x150
[  249.766072][ T6552]  gfs2_sys_fs_add+0x238/0x470
[  249.770879][ T6552]  ? gfs2_recover_set+0x250/0x250
[  249.775937][ T6552]  ? apply_workqueue_attrs+0x180/0x180
[  249.781439][ T6552]  gfs2_fill_super+0x1323/0x1f80
[  249.786505][ T6552]  ? gfs2_reconfigure+0xb10/0xb10
[  249.791573][ T6552]  ? setup_bdev_super+0x56b/0x660
[  249.796605][ T6552]  get_tree_bdev+0x3e4/0x510
[  249.801200][ T6552]  ? end_current_label_crit_section+0x170/0x170
[  249.807538][ T6552]  ? gfs2_reconfigure+0xb10/0xb10
[  249.812554][ T6552]  ? setup_bdev_super+0x660/0x660
[  249.817581][ T6552]  gfs2_get_tree+0x51/0x1e0
[  249.822082][ T6552]  vfs_get_tree+0x8c/0x280
[  249.826491][ T6552]  do_new_mount+0x24b/0xa40
[  249.830994][ T6552]  __se_sys_mount+0x2da/0x3c0
[  249.835669][ T6552]  ? __x64_sys_mount+0xc0/0xc0
[  249.840434][ T6552]  ? lockdep_hardirqs_on+0x98/0x150
[  249.845625][ T6552]  ? __x64_sys_mount+0x20/0xc0
[  249.850471][ T6552]  do_syscall_64+0x55/0xb0
[  249.854878][ T6552]  ? clear_bhb_loop+0x40/0x90
[  249.859732][ T6552]  ? clear_bhb_loop+0x40/0x90
[  249.864445][ T6552]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  249.870335][ T6552] RIP: 0033:0x7f9271190eea
[  249.874740][ T6552] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  249.894352][ T6552] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.902940][ T6552] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  249.910998][ T6552] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  249.918963][ T6552] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  249.926922][ T6552] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  249.934892][ T6552] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  249.942880][ T6552]  </TASK>
[  249.952445][ T6552] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  249.966721][ T6552] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  250.309607][ T6555] loop1: detected capacity change from 0 to 32768
[  250.322377][ T6555] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  250.329857][ T6555] CPU: 0 PID: 6555 Comm: syz.1.215 Not tainted syzkaller #0
[  250.337165][ T6555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  250.347254][ T6555] Call Trace:
[  250.350558][ T6555]  <TASK>
[  250.353520][ T6555]  dump_stack_lvl+0x16c/0x230
[  250.358255][ T6555]  ? show_regs_print_info+0x20/0x20
[  250.363486][ T6555]  ? load_image+0x3b0/0x3b0
[  250.368029][ T6555]  sysfs_create_dir_ns+0x256/0x280
[  250.373192][ T6555]  ? sysfs_warn_dup+0xa0/0xa0
[  250.377907][ T6555]  ? do_raw_spin_unlock+0x121/0x230
[  250.383145][ T6555]  kobject_add_internal+0x6b8/0xc70
[  250.388468][ T6555]  kobject_init_and_add+0x126/0x190
[  250.393777][ T6555]  ? lockdep_softirqs_off+0x430/0x430
[  250.399380][ T6555]  ? kobject_add+0x220/0x220
[  250.404073][ T6555]  ? __init_swait_queue_head+0xa9/0x150
[  250.409658][ T6555]  gfs2_sys_fs_add+0x238/0x470
[  250.414440][ T6555]  ? gfs2_recover_set+0x250/0x250
[  250.419662][ T6555]  ? apply_workqueue_attrs+0x180/0x180
[  250.425209][ T6555]  gfs2_fill_super+0x1323/0x1f80
[  250.430158][ T6555]  ? gfs2_reconfigure+0xb10/0xb10
[  250.435178][ T6555]  ? setup_bdev_super+0x56b/0x660
[  250.440194][ T6555]  get_tree_bdev+0x3e4/0x510
[  250.444781][ T6555]  ? end_current_label_crit_section+0x170/0x170
[  250.451016][ T6555]  ? gfs2_reconfigure+0xb10/0xb10
[  250.456039][ T6555]  ? setup_bdev_super+0x660/0x660
[  250.461062][ T6555]  gfs2_get_tree+0x51/0x1e0
[  250.465564][ T6555]  vfs_get_tree+0x8c/0x280
[  250.470011][ T6555]  do_new_mount+0x24b/0xa40
[  250.474516][ T6555]  __se_sys_mount+0x2da/0x3c0
[  250.479197][ T6555]  ? __x64_sys_mount+0xc0/0xc0
[  250.484043][ T6555]  ? lockdep_hardirqs_on+0x98/0x150
[  250.489504][ T6555]  ? __x64_sys_mount+0x20/0xc0
[  250.494610][ T6555]  do_syscall_64+0x55/0xb0
[  250.499020][ T6555]  ? clear_bhb_loop+0x40/0x90
[  250.503712][ T6555]  ? clear_bhb_loop+0x40/0x90
[  250.508437][ T6555]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  250.514350][ T6555] RIP: 0033:0x7f9271190eea
[  250.518773][ T6555] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  250.538496][ T6555] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  250.546945][ T6555] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  250.555002][ T6555] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  250.562965][ T6555] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  250.570967][ T6555] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  250.578933][ T6555] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  250.586993][ T6555]  </TASK>
[  250.592916][ T6555] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  250.607063][ T6555] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  250.943105][ T6558] loop1: detected capacity change from 0 to 32768
[  250.959236][ T6558] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  250.966701][ T6558] CPU: 0 PID: 6558 Comm: syz.1.216 Not tainted syzkaller #0
[  250.974126][ T6558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  250.984295][ T6558] Call Trace:
[  250.987599][ T6558]  <TASK>
[  250.990563][ T6558]  dump_stack_lvl+0x16c/0x230
[  250.995378][ T6558]  ? show_regs_print_info+0x20/0x20
[  251.000606][ T6558]  ? load_image+0x3b0/0x3b0
[  251.005233][ T6558]  sysfs_create_dir_ns+0x256/0x280
[  251.010384][ T6558]  ? sysfs_warn_dup+0xa0/0xa0
[  251.015091][ T6558]  ? do_raw_spin_unlock+0x121/0x230
[  251.020331][ T6558]  kobject_add_internal+0x6b8/0xc70
[  251.025596][ T6558]  kobject_init_and_add+0x126/0x190
[  251.030828][ T6558]  ? lockdep_softirqs_off+0x430/0x430
[  251.036241][ T6558]  ? kobject_add+0x220/0x220
[  251.040954][ T6558]  ? __init_swait_queue_head+0xa9/0x150
[  251.046533][ T6558]  gfs2_sys_fs_add+0x238/0x470
[  251.051332][ T6558]  ? gfs2_recover_set+0x250/0x250
[  251.056429][ T6558]  ? apply_workqueue_attrs+0x180/0x180
[  251.061931][ T6558]  gfs2_fill_super+0x1323/0x1f80
[  251.066928][ T6558]  ? gfs2_reconfigure+0xb10/0xb10
[  251.072092][ T6558]  ? setup_bdev_super+0x56b/0x660
[  251.077413][ T6558]  get_tree_bdev+0x3e4/0x510
[  251.082013][ T6558]  ? end_current_label_crit_section+0x170/0x170
[  251.088255][ T6558]  ? gfs2_reconfigure+0xb10/0xb10
[  251.093275][ T6558]  ? setup_bdev_super+0x660/0x660
[  251.098292][ T6558]  gfs2_get_tree+0x51/0x1e0
[  251.102787][ T6558]  vfs_get_tree+0x8c/0x280
[  251.107189][ T6558]  do_new_mount+0x24b/0xa40
[  251.111690][ T6558]  __se_sys_mount+0x2da/0x3c0
[  251.116357][ T6558]  ? __x64_sys_mount+0xc0/0xc0
[  251.121130][ T6558]  ? lockdep_hardirqs_on+0x98/0x150
[  251.126427][ T6558]  ? __x64_sys_mount+0x20/0xc0
[  251.131180][ T6558]  do_syscall_64+0x55/0xb0
[  251.135585][ T6558]  ? clear_bhb_loop+0x40/0x90
[  251.140288][ T6558]  ? clear_bhb_loop+0x40/0x90
[  251.145045][ T6558]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  251.150921][ T6558] RIP: 0033:0x7f9271190eea
[  251.155354][ T6558] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  251.174958][ T6558] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.183426][ T6558] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  251.191387][ T6558] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  251.199356][ T6558] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  251.207592][ T6558] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  251.215569][ T6558] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  251.223579][ T6558]  </TASK>
[  251.227470][ T6558] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  251.241475][ T6558] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  251.610250][ T6561] loop1: detected capacity change from 0 to 32768
[  251.623268][ T6561] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  251.630838][ T6561] CPU: 1 PID: 6561 Comm: syz.1.217 Not tainted syzkaller #0
[  251.638151][ T6561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  251.648285][ T6561] Call Trace:
[  251.651676][ T6561]  <TASK>
[  251.654638][ T6561]  dump_stack_lvl+0x16c/0x230
[  251.659449][ T6561]  ? show_regs_print_info+0x20/0x20
[  251.664689][ T6561]  ? load_image+0x3b0/0x3b0
[  251.669242][ T6561]  sysfs_create_dir_ns+0x256/0x280
[  251.674387][ T6561]  ? sysfs_warn_dup+0xa0/0xa0
[  251.679118][ T6561]  ? do_raw_spin_unlock+0x121/0x230
[  251.684434][ T6561]  kobject_add_internal+0x6b8/0xc70
[  251.689680][ T6561]  kobject_init_and_add+0x126/0x190
[  251.694921][ T6561]  ? lockdep_softirqs_off+0x430/0x430
[  251.700333][ T6561]  ? kobject_add+0x220/0x220
[  251.704955][ T6561]  ? __init_swait_queue_head+0xa9/0x150
[  251.710534][ T6561]  gfs2_sys_fs_add+0x238/0x470
[  251.715327][ T6561]  ? gfs2_recover_set+0x250/0x250
[  251.720388][ T6561]  ? apply_workqueue_attrs+0x180/0x180
[  251.725851][ T6561]  gfs2_fill_super+0x1323/0x1f80
[  251.730794][ T6561]  ? gfs2_reconfigure+0xb10/0xb10
[  251.735818][ T6561]  ? setup_bdev_super+0x56b/0x660
[  251.740836][ T6561]  get_tree_bdev+0x3e4/0x510
[  251.745417][ T6561]  ? end_current_label_crit_section+0x170/0x170
[  251.751654][ T6561]  ? gfs2_reconfigure+0xb10/0xb10
[  251.756722][ T6561]  ? setup_bdev_super+0x660/0x660
[  251.761765][ T6561]  gfs2_get_tree+0x51/0x1e0
[  251.766280][ T6561]  vfs_get_tree+0x8c/0x280
[  251.770720][ T6561]  do_new_mount+0x24b/0xa40
[  251.775237][ T6561]  __se_sys_mount+0x2da/0x3c0
[  251.779927][ T6561]  ? __x64_sys_mount+0xc0/0xc0
[  251.784686][ T6561]  ? lockdep_hardirqs_on+0x98/0x150
[  251.789961][ T6561]  ? __x64_sys_mount+0x20/0xc0
[  251.794711][ T6561]  do_syscall_64+0x55/0xb0
[  251.799125][ T6561]  ? clear_bhb_loop+0x40/0x90
[  251.803802][ T6561]  ? clear_bhb_loop+0x40/0x90
[  251.808515][ T6561]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  251.814398][ T6561] RIP: 0033:0x7f9271190eea
[  251.818899][ T6561] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  251.838506][ T6561] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.847027][ T6561] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  251.854988][ T6561] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  251.862954][ T6561] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  251.870922][ T6561] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  251.878978][ T6561] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  251.886965][ T6561]  </TASK>
[  251.906910][ T6561] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  251.921450][ T6561] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  252.283534][ T6564] loop1: detected capacity change from 0 to 32768
[  252.302407][ T6564] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  252.309948][ T6564] CPU: 1 PID: 6564 Comm: syz.1.218 Not tainted syzkaller #0
[  252.317263][ T6564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  252.327525][ T6564] Call Trace:
[  252.330919][ T6564]  <TASK>
[  252.333867][ T6564]  dump_stack_lvl+0x16c/0x230
[  252.338575][ T6564]  ? show_regs_print_info+0x20/0x20
[  252.343806][ T6564]  ? load_image+0x3b0/0x3b0
[  252.348341][ T6564]  sysfs_create_dir_ns+0x256/0x280
[  252.353495][ T6564]  ? sysfs_warn_dup+0xa0/0xa0
[  252.358210][ T6564]  ? do_raw_spin_unlock+0x121/0x230
[  252.363438][ T6564]  kobject_add_internal+0x6b8/0xc70
[  252.368765][ T6564]  kobject_init_and_add+0x126/0x190
[  252.373993][ T6564]  ? lockdep_softirqs_off+0x430/0x430
[  252.379483][ T6564]  ? kobject_add+0x220/0x220
[  252.384103][ T6564]  ? __init_swait_queue_head+0xa9/0x150
[  252.389675][ T6564]  gfs2_sys_fs_add+0x238/0x470
[  252.394479][ T6564]  ? gfs2_recover_set+0x250/0x250
[  252.399505][ T6564]  ? apply_workqueue_attrs+0x180/0x180
[  252.404965][ T6564]  gfs2_fill_super+0x1323/0x1f80
[  252.409993][ T6564]  ? gfs2_reconfigure+0xb10/0xb10
[  252.415015][ T6564]  ? setup_bdev_super+0x56b/0x660
[  252.420065][ T6564]  get_tree_bdev+0x3e4/0x510
[  252.424651][ T6564]  ? end_current_label_crit_section+0x170/0x170
[  252.430885][ T6564]  ? gfs2_reconfigure+0xb10/0xb10
[  252.435927][ T6564]  ? setup_bdev_super+0x660/0x660
[  252.441017][ T6564]  gfs2_get_tree+0x51/0x1e0
[  252.445519][ T6564]  vfs_get_tree+0x8c/0x280
[  252.449972][ T6564]  do_new_mount+0x24b/0xa40
[  252.454508][ T6564]  __se_sys_mount+0x2da/0x3c0
[  252.459192][ T6564]  ? __x64_sys_mount+0xc0/0xc0
[  252.463954][ T6564]  ? lockdep_hardirqs_on+0x98/0x150
[  252.469147][ T6564]  ? __x64_sys_mount+0x20/0xc0
[  252.474028][ T6564]  do_syscall_64+0x55/0xb0
[  252.478612][ T6564]  ? clear_bhb_loop+0x40/0x90
[  252.483289][ T6564]  ? clear_bhb_loop+0x40/0x90
[  252.488048][ T6564]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  252.493930][ T6564] RIP: 0033:0x7f9271190eea
[  252.498347][ T6564] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  252.517947][ T6564] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  252.526360][ T6564] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  252.534335][ T6564] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  252.542301][ T6564] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  252.550350][ T6564] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  252.558311][ T6564] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  252.566292][ T6564]  </TASK>
[  252.575693][ T6564] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  252.590262][ T6564] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 17:06:27 executed programs: 204
[  252.921567][ T6567] loop1: detected capacity change from 0 to 32768
[  252.934632][ T6567] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  252.942365][ T6567] CPU: 1 PID: 6567 Comm: syz.1.219 Not tainted syzkaller #0
[  252.949669][ T6567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  252.959849][ T6567] Call Trace:
[  252.963130][ T6567]  <TASK>
[  252.966056][ T6567]  dump_stack_lvl+0x16c/0x230
[  252.970739][ T6567]  ? show_regs_print_info+0x20/0x20
[  252.976021][ T6567]  ? load_image+0x3b0/0x3b0
[  252.980527][ T6567]  sysfs_create_dir_ns+0x256/0x280
[  252.985740][ T6567]  ? sysfs_warn_dup+0xa0/0xa0
[  252.990424][ T6567]  ? do_raw_spin_unlock+0x121/0x230
[  252.995617][ T6567]  kobject_add_internal+0x6b8/0xc70
[  253.000834][ T6567]  kobject_init_and_add+0x126/0x190
[  253.006045][ T6567]  ? lockdep_softirqs_off+0x430/0x430
[  253.011423][ T6567]  ? kobject_add+0x220/0x220
[  253.016011][ T6567]  ? __init_swait_queue_head+0xa9/0x150
[  253.021551][ T6567]  gfs2_sys_fs_add+0x238/0x470
[  253.026310][ T6567]  ? gfs2_recover_set+0x250/0x250
[  253.031348][ T6567]  ? apply_workqueue_attrs+0x180/0x180
[  253.036803][ T6567]  gfs2_fill_super+0x1323/0x1f80
[  253.041771][ T6567]  ? gfs2_reconfigure+0xb10/0xb10
[  253.046882][ T6567]  ? setup_bdev_super+0x56b/0x660
[  253.051902][ T6567]  get_tree_bdev+0x3e4/0x510
[  253.056480][ T6567]  ? end_current_label_crit_section+0x170/0x170
[  253.062977][ T6567]  ? gfs2_reconfigure+0xb10/0xb10
[  253.067996][ T6567]  ? setup_bdev_super+0x660/0x660
[  253.073103][ T6567]  gfs2_get_tree+0x51/0x1e0
[  253.077600][ T6567]  vfs_get_tree+0x8c/0x280
[  253.082005][ T6567]  do_new_mount+0x24b/0xa40
[  253.086500][ T6567]  __se_sys_mount+0x2da/0x3c0
[  253.091167][ T6567]  ? __x64_sys_mount+0xc0/0xc0
[  253.095974][ T6567]  ? lockdep_hardirqs_on+0x98/0x150
[  253.101167][ T6567]  ? __x64_sys_mount+0x20/0xc0
[  253.106015][ T6567]  do_syscall_64+0x55/0xb0
[  253.110422][ T6567]  ? clear_bhb_loop+0x40/0x90
[  253.115093][ T6567]  ? clear_bhb_loop+0x40/0x90
[  253.119761][ T6567]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  253.125643][ T6567] RIP: 0033:0x7f9271190eea
[  253.130049][ T6567] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  253.149674][ T6567] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  253.158088][ T6567] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  253.166234][ T6567] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  253.174283][ T6567] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  253.182246][ T6567] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  253.190220][ T6567] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  253.198199][ T6567]  </TASK>
[  253.210110][ T6567] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  253.224858][ T6567] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  253.566122][ T6570] loop1: detected capacity change from 0 to 32768
[  253.581828][ T6570] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  253.589386][ T6570] CPU: 1 PID: 6570 Comm: syz.1.220 Not tainted syzkaller #0
[  253.596698][ T6570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  253.606792][ T6570] Call Trace:
[  253.610095][ T6570]  <TASK>
[  253.613045][ T6570]  dump_stack_lvl+0x16c/0x230
[  253.617755][ T6570]  ? show_regs_print_info+0x20/0x20
[  253.623067][ T6570]  ? load_image+0x3b0/0x3b0
[  253.627608][ T6570]  sysfs_create_dir_ns+0x256/0x280
[  253.632749][ T6570]  ? sysfs_warn_dup+0xa0/0xa0
[  253.637455][ T6570]  ? do_raw_spin_unlock+0x121/0x230
[  253.642684][ T6570]  kobject_add_internal+0x6b8/0xc70
[  253.647937][ T6570]  kobject_init_and_add+0x126/0x190
[  253.653161][ T6570]  ? lockdep_softirqs_off+0x430/0x430
[  253.658560][ T6570]  ? kobject_add+0x220/0x220
[  253.663183][ T6570]  ? __init_swait_queue_head+0xa9/0x150
[  253.669280][ T6570]  gfs2_sys_fs_add+0x238/0x470
[  253.674080][ T6570]  ? gfs2_recover_set+0x250/0x250
[  253.679223][ T6570]  ? apply_workqueue_attrs+0x180/0x180
[  253.684715][ T6570]  gfs2_fill_super+0x1323/0x1f80
[  253.689697][ T6570]  ? gfs2_reconfigure+0xb10/0xb10
[  253.694743][ T6570]  ? setup_bdev_super+0x56b/0x660
[  253.699773][ T6570]  get_tree_bdev+0x3e4/0x510
[  253.704368][ T6570]  ? end_current_label_crit_section+0x170/0x170
[  253.710599][ T6570]  ? gfs2_reconfigure+0xb10/0xb10
[  253.715617][ T6570]  ? setup_bdev_super+0x660/0x660
[  253.720633][ T6570]  gfs2_get_tree+0x51/0x1e0
[  253.725128][ T6570]  vfs_get_tree+0x8c/0x280
[  253.729560][ T6570]  do_new_mount+0x24b/0xa40
[  253.734051][ T6570]  __se_sys_mount+0x2da/0x3c0
[  253.738713][ T6570]  ? __x64_sys_mount+0xc0/0xc0
[  253.743460][ T6570]  ? lockdep_hardirqs_on+0x98/0x150
[  253.748651][ T6570]  ? __x64_sys_mount+0x20/0xc0
[  253.753424][ T6570]  do_syscall_64+0x55/0xb0
[  253.757915][ T6570]  ? clear_bhb_loop+0x40/0x90
[  253.762581][ T6570]  ? clear_bhb_loop+0x40/0x90
[  253.767246][ T6570]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  253.773386][ T6570] RIP: 0033:0x7f9271190eea
[  253.777789][ T6570] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  253.797420][ T6570] RSP: 002b:00007fff538f4888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  253.805848][ T6570] RAX: ffffffffffffffda RBX: 00007fff538f4910 RCX: 00007f9271190eea
[  253.813815][ T6570] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff538f48d0
[  253.821825][ T6570] RBP: 0000200000000000 R08: 00007fff538f4910 R09: 0000000000208c1b
[  253.829806][ T6570] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  253.837765][ T6570] R13: 00007fff538f48d0 R14: 0000000000012754 R15: 0000200000012900
[  253.845740][ T6570]  </TASK>
[  253.851594][ T6570] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  253.865763][ T6570] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  253.998706][   T29] INFO: task syz-executor:5874 blocked for more than 143 seconds.
[  254.006806][   T29]       Not tainted syzkaller #0
[  254.018828][   T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  254.027559][   T29] task:syz-executor    state:D stack:21736 pid:5874  ppid:1      flags:0x00004004
[  254.048714][   T29] Call Trace:
[  254.052058][   T29]  <TASK>
[  254.055014][   T29]  __schedule+0x14d2/0x44d0
[  254.062849][   T29]  ? asan.module_dtor+0x20/0x20
[  254.067767][   T29]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  254.076669][   T29]  ? lock_chain_count+0x20/0x20
[  254.082115][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  254.087352][   T29]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  254.094108][   T29]  ? _raw_spin_unlock+0x40/0x40
[  254.099292][   T29]  schedule+0xbd/0x170
[  254.103396][   T29]  bit_wait+0x11/0xd0
[  254.107396][   T29]  __wait_on_bit+0xac/0x2d0
[  254.112469][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  254.118880][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  254.124991][   T29]  out_of_line_wait_on_bit+0x123/0x170
[  254.130576][   T29]  ? __wait_on_bit+0x2d0/0x2d0
[  254.135383][   T29]  ? bit_waitqueue+0x30/0x30
[  254.140628][   T29]  gfs2_glock_wait+0xbd/0x2a0
[  254.145353][   T29]  __gfs2_lookup+0x118/0x270
[  254.151338][   T29]  ? lockdep_softirqs_off+0x430/0x430
[  254.156744][   T29]  ? gfs2_atomic_open+0x220/0x220
[  254.162233][   T29]  ? __lookup_slow+0x281/0x3b0
[  254.167041][   T29]  ? __init_waitqueue_head+0xa9/0x150
[  254.172962][   T29]  __lookup_slow+0x281/0x3b0
[  254.177601][   T29]  ? lookup_one_len+0x2c0/0x2c0
[  254.183064][   T29]  ? down_read+0x1ac/0x2e0
[  254.187513][   T29]  lookup_slow+0x53/0x70
[  254.192374][   T29]  walk_component+0x2be/0x3f0
[  254.197510][   T29]  ? path_lookupat+0x15c/0x440
[  254.202869][   T29]  path_lookupat+0x169/0x440
[  254.207498][   T29]  filename_lookup+0x1f4/0x510
[  254.214720][   T29]  ? __virt_addr_valid+0x18c/0x540
[  254.220112][   T29]  ? hashlen_string+0x110/0x110
[  254.225013][   T29]  ? strncpy_from_user+0x197/0x2e0
[  254.232706][   T29]  ? getname_flags+0x20a/0x500
[  254.237511][   T29]  user_path_at_empty+0x42/0x60
[  254.244815][   T29]  __x64_sys_umount+0xf5/0x170
[  254.252038][   T29]  ? path_umount+0xef0/0xef0
[  254.256683][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  254.263214][   T29]  do_syscall_64+0x55/0xb0
[  254.267661][   T29]  ? clear_bhb_loop+0x40/0x90
[  254.274858][   T29]  ? clear_bhb_loop+0x40/0x90
[  254.279864][   T29]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  254.285785][   T29] RIP: 0033:0x7f32e6790a77
[  254.291051][   T29] RSP: 002b:00007ffd5b99f7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  254.300521][   T29] RAX: ffffffffffffffda RBX: 00007f32e6813d7d RCX: 00007f32e6790a77
[  254.308968][   T29] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd5b99f890
[  254.317058][   T29] RBP: 00007ffd5b99f890 R08: 0000000000000000 R09: 0000000000000000
[  254.325560][   T29] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffd5b9a0980
[  254.333973][   T29] R13: 00007f32e6813d7d R14: 000055555d3aa4a8 R15: 00007ffd5b9a2b40
[  254.342287][   T29]  </TASK>
[  254.345419][   T29] 
[  254.345419][   T29] Showing all locks held in the system:
[  254.353934][   T29] 1 lock held by khungtaskd/29:
[  254.359624][   T29]  #0: ffffffff8cd2ff20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290
[  254.370742][   T29] 2 locks held by kworker/u4:2/42:
[  254.375881][   T29]  #0: ffff8880b8f3c018 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[  254.386302][   T29]  #1: ffff8880b8f289c0 (psi_seq){-.-.}-{0:0}, at: __schedule+0x20ee/0x44d0
[  254.395483][   T29] 2 locks held by getty/5523:
[  254.400772][   T29]  #0: ffff888031c0a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  254.410859][   T29]  #1: ffffc9000328b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380
[  254.421293][   T29] 1 lock held by syz-executor/5874:
[  254.426505][   T29]  #0: ffff88805fd829b0 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x46/0x70
[  254.436912][   T29] 1 lock held by syz.1.221/6573:
[  254.442214][   T29] 
[  254.444552][   T29] =============================================
[  254.444552][   T29] 
[  254.453497][   T29] NMI backtrace for cpu 0
[  254.457844][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  254.458571][ T6573] loop1: detected capacity change from 0 to 32768
[  254.465033][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  254.481545][   T29] Call Trace:
[  254.484839][   T29]  <TASK>
[  254.487780][   T29]  dump_stack_lvl+0x16c/0x230
[  254.492489][   T29]  ? show_regs_print_info+0x20/0x20
[  254.497717][   T29]  ? load_image+0x3b0/0x3b0
[  254.502259][   T29]  nmi_cpu_backtrace+0x39b/0x3d0
[  254.507217][   T29]  ? nmi_trigger_cpumask_backtrace+0x2f0/0x2f0
[  254.513369][   T29]  ? _printk+0xd0/0x110
[  254.517606][   T29]  ? load_image+0x3b0/0x3b0
[  254.522103][   T29]  ? load_image+0x3b0/0x3b0
[  254.526632][   T29]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  254.532702][   T29]  nmi_trigger_cpumask_backtrace+0x17a/0x2f0
[  254.538680][   T29]  watchdog+0xf41/0xf80
[  254.542863][   T29]  ? watchdog+0x1e1/0xf80
[  254.547185][   T29]  kthread+0x2fa/0x390
[  254.551250][   T29]  ? hungtask_pm_notify+0x90/0x90
[  254.556267][   T29]  ? kthread_blkcg+0xd0/0xd0
[  254.560847][   T29]  ret_from_fork+0x48/0x80
[  254.565260][   T29]  ? kthread_blkcg+0xd0/0xd0
[  254.569859][   T29]  ret_from_fork_asm+0x11/0x20
[  254.574652][   T29]  </TASK>
[  254.578119][   T29] Sending NMI from CPU 0 to CPUs 1:
[  254.583447][    C1] NMI backtrace for cpu 1
[  254.583458][    C1] CPU: 1 PID: 5937 Comm: udevd Not tainted syzkaller #0
[  254.583474][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  254.583484][    C1] RIP: 0010:__lock_acquire+0xf0/0x7c80
[  254.583507][    C1] Code: 83 3d cf 56 e3 0c 00 48 89 9c 24 f0 00 00 00 0f 84 11 10 00 00 83 3d ce d0 58 0b 00 74 36 48 89 f8 48 c1 e8 03 42 80 3c 00 00 <74> 1f 48 8b bc 24 88 00 00 00 e8 61 ff 75 00 48 8b bc 24 88 00 00
[  254.583522][    C1] RSP: 0018:ffffc900033f73c0 EFLAGS: 00000046
[  254.583536][    C1] RAX: 1ffffffff19c4ba0 RBX: 1ffff9200067ee9c RCX: 0000000000000000
[  254.583549][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8ce25d00
[  254.583560][    C1] RBP: ffffc900033f7608 R08: dffffc0000000000 R09: 0000000000000000
[  254.583571][    C1] R10: dffffc0000000000 R11: fffffbfff1c94426 R12: 0000000000000001
[  254.583583][    C1] R13: 0000000000000000 R14: ffff88802989da00 R15: 0000000000000000
[  254.583594][    C1] FS:  00007fd015d99880(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[  254.583609][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  254.583621][    C1] CR2: 00007fd015d95000 CR3: 000000001ab9d000 CR4: 00000000003506e0
[  254.583636][    C1] Call Trace:
[  254.583642][    C1]  <TASK>
[  254.583649][    C1]  ? count_memcg_event_mm+0x93/0x3b0
[  254.583673][    C1]  ? __lock_acquire+0x7c80/0x7c80
[  254.583694][    C1]  ? __lock_acquire+0x1334/0x7c80
[  254.583711][    C1]  ? mark_lock+0x94/0x320
[  254.583726][    C1]  ? verify_lock_unused+0x140/0x140
[  254.583742][    C1]  ? __lock_acquire+0x1260/0x7c80
[  254.583761][    C1]  ? mark_lock+0x94/0x320
[  254.583777][    C1]  ? __lock_acquire+0x1334/0x7c80
[  254.583795][    C1]  lock_acquire+0x197/0x410
[  254.583811][    C1]  ? fs_reclaim_acquire+0x7c/0x100
[  254.583837][    C1]  ? read_lock_is_recursive+0x20/0x20
[  254.583855][    C1]  ? verify_lock_unused+0x140/0x140
[  254.583872][    C1]  ? fs_reclaim_acquire+0x7c/0x100
[  254.583894][    C1]  fs_reclaim_acquire+0x98/0x100
[  254.583915][    C1]  ? fs_reclaim_acquire+0x7c/0x100
[  254.583936][    C1]  slab_pre_alloc_hook+0x2a/0x310
[  254.583959][    C1]  kmem_cache_alloc+0x5a/0x2e0
[  254.583986][    C1]  ? mas_alloc_nodes+0x2f8/0x8c0
[  254.584009][    C1]  mas_alloc_nodes+0x2f8/0x8c0
[  254.584033][    C1]  mas_preallocate+0xa44/0x1190
[  254.584054][    C1]  ? vma_merge+0x10af/0x2110
[  254.584072][    C1]  ? __lock_acquire+0x7c80/0x7c80
[  254.584089][    C1]  ? mas_destroy+0x1fc0/0x1fc0
[  254.584111][    C1]  ? down_read_killable+0x340/0x340
[  254.584129][    C1]  ? vma_iter_config+0xe6/0x270
[  254.584148][    C1]  vma_merge+0x1685/0x2110
[  254.584171][    C1]  ? init_vma_prep+0x160/0x160
[  254.584196][    C1]  mprotect_fixup+0x47f/0xc90
[  254.584223][    C1]  ? change_protection+0x3220/0x3220
[  254.584243][    C1]  ? apparmor_file_mprotect+0xfe/0x120
[  254.584261][    C1]  ? bpf_lsm_file_mprotect+0x9/0x10
[  254.584278][    C1]  do_mprotect_pkey+0x76e/0xc30
[  254.584304][    C1]  ? prot_none_test+0x10/0x10
[  254.584330][    C1]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  254.584353][    C1]  __x64_sys_mprotect+0x80/0x90
[  254.584374][    C1]  do_syscall_64+0x55/0xb0
[  254.584388][    C1]  ? clear_bhb_loop+0x40/0x90
[  254.584406][    C1]  ? clear_bhb_loop+0x40/0x90
[  254.584425][    C1]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  254.584443][    C1] RIP: 0033:0x7fd01643bfe7
[  254.584455][    C1] Code: ef e8 3d fa ff ff 84 c0 75 b9 31 db 48 83 c4 08 48 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 2d 0d 00 f7 d8 64 89 01 48
[  254.584469][    C1] RSP: 002b:00007ffc6ca14eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000000a
[  254.584485][    C1] RAX: ffffffffffffffda RBX: 0000000000000200 RCX: 00007fd01643bfe7
[  254.584496][    C1] RDX: 0000000000000001 RSI: 0000000000000200 RDI: 00007fd015d95000
[  254.584507][    C1] RBP: 0000563c96caa050 R08: 0000000000000000 R09: 0000000000000200
[  254.584517][    C1] R10: 0000563c96caa0b0 R11: 0000000000000246 R12: 0000000000000000
[  254.584528][    C1] R13: 0000000000fffe00 R14: 0000563c96cab638 R15: 00007fd0165de39c
[  254.584545][    C1]  </TASK>
[  254.589005][   T29] Kernel panic - not syncing: hung_task: blocked tasks
[  254.589018][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  254.589033][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  254.999408][   T29] Call Trace:
[  255.002686][   T29]  <TASK>
[  255.005608][   T29]  dump_stack_lvl+0x16c/0x230
[  255.010284][   T29]  ? show_regs_print_info+0x20/0x20
[  255.015483][   T29]  ? load_image+0x3b0/0x3b0
[  255.019987][   T29]  panic+0x2c0/0x710
[  255.023884][   T29]  ? schedule_preempt_disabled+0x20/0x20
[  255.029509][   T29]  ? bpf_jit_dump+0xd0/0xd0
[  255.034006][   T29]  ? __irq_work_queue_local+0x13a/0x3b0
[  255.039552][   T29]  ? nmi_trigger_cpumask_backtrace+0x2a4/0x2f0
[  255.045701][   T29]  watchdog+0xf80/0xf80
[  255.049883][   T29]  ? watchdog+0x1e1/0xf80
[  255.054242][   T29]  kthread+0x2fa/0x390
[  255.058392][   T29]  ? hungtask_pm_notify+0x90/0x90
[  255.063408][   T29]  ? kthread_blkcg+0xd0/0xd0
[  255.067983][   T29]  ret_from_fork+0x48/0x80
[  255.072503][   T29]  ? kthread_blkcg+0xd0/0xd0
[  255.077079][   T29]  ret_from_fork_asm+0x11/0x20
[  255.081849][   T29]  </TASK>
[  255.085284][   T29] Kernel Offset: disabled
[  255.089625][   T29] Rebooting in 86400 seconds..