7][ T6460]  ? gfs2_recover_set+0x250/0x250
[  277.011713][ T6460]  ? apply_workqueue_attrs+0x180/0x180
[  277.017210][ T6460]  gfs2_fill_super+0x1323/0x1f80
[  277.022195][ T6460]  ? gfs2_reconfigure+0xb10/0xb10
[  277.027270][ T6460]  ? setup_bdev_super+0x56b/0x660
[  277.032318][ T6460]  get_tree_bdev+0x3e4/0x510
[  277.036916][ T6460]  ? end_current_label_crit_section+0x170/0x170
[  277.043185][ T6460]  ? gfs2_reconfigure+0xb10/0xb10
[  277.048218][ T6460]  ? setup_bdev_super+0x660/0x660
[  277.053244][ T6460]  gfs2_get_tree+0x51/0x1e0
[  277.057754][ T6460]  vfs_get_tree+0x8c/0x280
[  277.062166][ T6460]  do_new_mount+0x24b/0xa40
[  277.066670][ T6460]  __se_sys_mount+0x2da/0x3c0
[  277.071362][ T6460]  ? __x64_sys_mount+0xc0/0xc0
[  277.076148][ T6460]  ? lockdep_hardirqs_on+0x98/0x150
[  277.081356][ T6460]  ? __x64_sys_mount+0x20/0xc0
[  277.086118][ T6460]  do_syscall_64+0x55/0xb0
[  277.090528][ T6460]  ? clear_bhb_loop+0x40/0x90
[  277.095199][ T6460]  ? clear_bhb_loop+0x40/0x90
[  277.099869][ T6460]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  277.105755][ T6460] RIP: 0033:0x7f9f63d90eea
[  277.110161][ T6460] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  277.129852][ T6460] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  277.138259][ T6460] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  277.146221][ T6460] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  277.154192][ T6460] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  277.162153][ T6460] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  277.170116][ T6460] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  277.178088][ T6460]  </TASK>
[  277.187688][ T6460] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  277.203209][ T6460] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  277.544410][ T6463] loop1: detected capacity change from 0 to 32768
[  277.561054][ T6463] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  277.568732][ T6463] CPU: 1 PID: 6463 Comm: syz.1.181 Not tainted syzkaller #0
[  277.576141][ T6463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  277.586223][ T6463] Call Trace:
[  277.589529][ T6463]  <TASK>
[  277.592484][ T6463]  dump_stack_lvl+0x16c/0x230
[  277.597191][ T6463]  ? show_regs_print_info+0x20/0x20
[  277.602416][ T6463]  ? load_image+0x3b0/0x3b0
[  277.606968][ T6463]  sysfs_create_dir_ns+0x256/0x280
[  277.612118][ T6463]  ? sysfs_warn_dup+0xa0/0xa0
[  277.616832][ T6463]  ? do_raw_spin_unlock+0x121/0x230
[  277.622063][ T6463]  kobject_add_internal+0x6b8/0xc70
[  277.627294][ T6463]  kobject_init_and_add+0x126/0x190
[  277.632522][ T6463]  ? lockdep_softirqs_off+0x430/0x430
[  277.637924][ T6463]  ? kobject_add+0x220/0x220
[  277.642553][ T6463]  ? __init_swait_queue_head+0xa9/0x150
[  277.648132][ T6463]  gfs2_sys_fs_add+0x238/0x470
[  277.652947][ T6463]  ? gfs2_recover_set+0x250/0x250
[  277.658014][ T6463]  ? apply_workqueue_attrs+0x180/0x180
[  277.663513][ T6463]  gfs2_fill_super+0x1323/0x1f80
[  277.668474][ T6463]  ? gfs2_reconfigure+0xb10/0xb10
[  277.673492][ T6463]  ? setup_bdev_super+0x56b/0x660
[  277.678513][ T6463]  get_tree_bdev+0x3e4/0x510
[  277.683099][ T6463]  ? end_current_label_crit_section+0x170/0x170
[  277.689333][ T6463]  ? gfs2_reconfigure+0xb10/0xb10
[  277.694352][ T6463]  ? setup_bdev_super+0x660/0x660
[  277.699372][ T6463]  gfs2_get_tree+0x51/0x1e0
[  277.703870][ T6463]  vfs_get_tree+0x8c/0x280
[  277.708277][ T6463]  do_new_mount+0x24b/0xa40
[  277.712780][ T6463]  __se_sys_mount+0x2da/0x3c0
[  277.717447][ T6463]  ? __x64_sys_mount+0xc0/0xc0
[  277.722203][ T6463]  ? lockdep_hardirqs_on+0x98/0x150
[  277.727391][ T6463]  ? __x64_sys_mount+0x20/0xc0
[  277.732146][ T6463]  do_syscall_64+0x55/0xb0
[  277.736658][ T6463]  ? clear_bhb_loop+0x40/0x90
[  277.741343][ T6463]  ? clear_bhb_loop+0x40/0x90
[  277.746028][ T6463]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  277.751921][ T6463] RIP: 0033:0x7f9f63d90eea
[  277.756328][ T6463] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  277.775947][ T6463] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  277.784403][ T6463] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  277.792373][ T6463] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  277.800340][ T6463] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  277.808327][ T6463] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  277.816298][ T6463] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  277.824275][ T6463]  </TASK>
[  277.831042][ T6463] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  277.845404][ T6463] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  278.190198][ T6466] loop1: detected capacity change from 0 to 32768
[  278.209876][ T6466] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  278.217333][ T6466] CPU: 0 PID: 6466 Comm: syz.1.182 Not tainted syzkaller #0
[  278.224730][ T6466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  278.234811][ T6466] Call Trace:
[  278.238110][ T6466]  <TASK>
[  278.241062][ T6466]  dump_stack_lvl+0x16c/0x230
[  278.245778][ T6466]  ? show_regs_print_info+0x20/0x20
[  278.251005][ T6466]  ? load_image+0x3b0/0x3b0
[  278.255545][ T6466]  sysfs_create_dir_ns+0x256/0x280
[  278.260730][ T6466]  ? sysfs_warn_dup+0xa0/0xa0
[  278.265430][ T6466]  ? do_raw_spin_unlock+0x121/0x230
[  278.270662][ T6466]  kobject_add_internal+0x6b8/0xc70
[  278.275892][ T6466]  kobject_init_and_add+0x126/0x190
[  278.281113][ T6466]  ? lockdep_softirqs_off+0x430/0x430
[  278.286510][ T6466]  ? kobject_add+0x220/0x220
[  278.291125][ T6466]  ? __init_swait_queue_head+0xa9/0x150
[  278.296704][ T6466]  gfs2_sys_fs_add+0x238/0x470
[  278.301501][ T6466]  ? gfs2_recover_set+0x250/0x250
[  278.306561][ T6466]  ? apply_workqueue_attrs+0x180/0x180
[  278.312068][ T6466]  gfs2_fill_super+0x1323/0x1f80
[  278.317046][ T6466]  ? gfs2_reconfigure+0xb10/0xb10
[  278.322117][ T6466]  ? setup_bdev_super+0x56b/0x660
[  278.327158][ T6466]  get_tree_bdev+0x3e4/0x510
[  278.331741][ T6466]  ? end_current_label_crit_section+0x170/0x170
[  278.337986][ T6466]  ? gfs2_reconfigure+0xb10/0xb10
[  278.343023][ T6466]  ? setup_bdev_super+0x660/0x660
[  278.348041][ T6466]  gfs2_get_tree+0x51/0x1e0
[  278.352532][ T6466]  vfs_get_tree+0x8c/0x280
[  278.356934][ T6466]  do_new_mount+0x24b/0xa40
[  278.361427][ T6466]  __se_sys_mount+0x2da/0x3c0
[  278.366093][ T6466]  ? __x64_sys_mount+0xc0/0xc0
[  278.370844][ T6466]  ? lockdep_hardirqs_on+0x98/0x150
[  278.376113][ T6466]  ? __x64_sys_mount+0x20/0xc0
[  278.380863][ T6466]  do_syscall_64+0x55/0xb0
[  278.385356][ T6466]  ? clear_bhb_loop+0x40/0x90
[  278.390019][ T6466]  ? clear_bhb_loop+0x40/0x90
[  278.394712][ T6466]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  278.400597][ T6466] RIP: 0033:0x7f9f63d90eea
[  278.405000][ T6466] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  278.424606][ T6466] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  278.433006][ T6466] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  278.440965][ T6466] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  278.448923][ T6466] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  278.456875][ T6466] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  278.464835][ T6466] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  278.472802][ T6466]  </TASK>
[  278.478032][ T6466] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  278.492350][ T6466] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  278.863020][ T6469] loop1: detected capacity change from 0 to 32768
[  278.872357][ T6469] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  278.880557][ T6469] CPU: 0 PID: 6469 Comm: syz.1.183 Not tainted syzkaller #0
[  278.888079][ T6469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  278.898161][ T6469] Call Trace:
[  278.901514][ T6469]  <TASK>
[  278.904477][ T6469]  dump_stack_lvl+0x16c/0x230
[  278.909201][ T6469]  ? show_regs_print_info+0x20/0x20
[  278.914618][ T6469]  ? load_image+0x3b0/0x3b0
[  278.919169][ T6469]  sysfs_create_dir_ns+0x256/0x280
[  278.924328][ T6469]  ? sysfs_warn_dup+0xa0/0xa0
[  278.929130][ T6469]  ? do_raw_spin_unlock+0x121/0x230
[  278.934367][ T6469]  kobject_add_internal+0x6b8/0xc70
[  278.939610][ T6469]  kobject_init_and_add+0x126/0x190
[  278.944874][ T6469]  ? lockdep_softirqs_off+0x430/0x430
[  278.950279][ T6469]  ? kobject_add+0x220/0x220
[  278.954869][ T6469]  ? __init_swait_queue_head+0xa9/0x150
[  278.960414][ T6469]  gfs2_sys_fs_add+0x238/0x470
[  278.965170][ T6469]  ? gfs2_recover_set+0x250/0x250
[  278.970207][ T6469]  ? apply_workqueue_attrs+0x180/0x180
[  278.975678][ T6469]  gfs2_fill_super+0x1323/0x1f80
[  278.980624][ T6469]  ? gfs2_reconfigure+0xb10/0xb10
[  278.985653][ T6469]  ? setup_bdev_super+0x56b/0x660
[  278.990668][ T6469]  get_tree_bdev+0x3e4/0x510
[  278.995248][ T6469]  ? end_current_label_crit_section+0x170/0x170
[  279.001493][ T6469]  ? gfs2_reconfigure+0xb10/0xb10
[  279.006536][ T6469]  ? setup_bdev_super+0x660/0x660
[  279.011573][ T6469]  gfs2_get_tree+0x51/0x1e0
[  279.016069][ T6469]  vfs_get_tree+0x8c/0x280
[  279.020492][ T6469]  do_new_mount+0x24b/0xa40
[  279.024987][ T6469]  __se_sys_mount+0x2da/0x3c0
[  279.029678][ T6469]  ? __x64_sys_mount+0xc0/0xc0
[  279.034426][ T6469]  ? lockdep_hardirqs_on+0x98/0x150
[  279.039613][ T6469]  ? __x64_sys_mount+0x20/0xc0
[  279.044379][ T6469]  do_syscall_64+0x55/0xb0
[  279.048793][ T6469]  ? clear_bhb_loop+0x40/0x90
[  279.053469][ T6469]  ? clear_bhb_loop+0x40/0x90
[  279.058149][ T6469]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  279.064046][ T6469] RIP: 0033:0x7f9f63d90eea
[  279.068461][ T6469] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  279.088175][ T6469] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  279.096627][ T6469] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  279.104594][ T6469] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  279.112657][ T6469] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  279.120708][ T6469] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  279.128674][ T6469] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  279.136647][ T6469]  </TASK>
[  279.142474][ T6469] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  279.156812][ T6469] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  279.520653][ T6472] loop1: detected capacity change from 0 to 32768
[  279.536412][ T6472] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  279.543935][ T6472] CPU: 1 PID: 6472 Comm: syz.1.184 Not tainted syzkaller #0
[  279.551247][ T6472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  279.561326][ T6472] Call Trace:
[  279.564628][ T6472]  <TASK>
[  279.567590][ T6472]  dump_stack_lvl+0x16c/0x230
[  279.572297][ T6472]  ? show_regs_print_info+0x20/0x20
[  279.577526][ T6472]  ? load_image+0x3b0/0x3b0
[  279.582060][ T6472]  sysfs_create_dir_ns+0x256/0x280
[  279.587204][ T6472]  ? sysfs_warn_dup+0xa0/0xa0
[  279.591911][ T6472]  ? do_raw_spin_unlock+0x121/0x230
[  279.597140][ T6472]  kobject_add_internal+0x6b8/0xc70
[  279.602374][ T6472]  kobject_init_and_add+0x126/0x190
[  279.607597][ T6472]  ? lockdep_softirqs_off+0x430/0x430
[  279.613051][ T6472]  ? kobject_add+0x220/0x220
[  279.617676][ T6472]  ? __init_swait_queue_head+0xa9/0x150
[  279.623251][ T6472]  gfs2_sys_fs_add+0x238/0x470
[  279.628214][ T6472]  ? gfs2_recover_set+0x250/0x250
[  279.633280][ T6472]  ? apply_workqueue_attrs+0x180/0x180
[  279.638779][ T6472]  gfs2_fill_super+0x1323/0x1f80
[  279.643759][ T6472]  ? gfs2_reconfigure+0xb10/0xb10
[  279.648784][ T6472]  ? setup_bdev_super+0x56b/0x660
[  279.653805][ T6472]  get_tree_bdev+0x3e4/0x510
[  279.658399][ T6472]  ? end_current_label_crit_section+0x170/0x170
[  279.664629][ T6472]  ? gfs2_reconfigure+0xb10/0xb10
[  279.669665][ T6472]  ? setup_bdev_super+0x660/0x660
[  279.674679][ T6472]  gfs2_get_tree+0x51/0x1e0
[  279.679173][ T6472]  vfs_get_tree+0x8c/0x280
[  279.683664][ T6472]  do_new_mount+0x24b/0xa40
[  279.688156][ T6472]  __se_sys_mount+0x2da/0x3c0
[  279.692822][ T6472]  ? __x64_sys_mount+0xc0/0xc0
[  279.697578][ T6472]  ? lockdep_hardirqs_on+0x98/0x150
[  279.702772][ T6472]  ? __x64_sys_mount+0x20/0xc0
[  279.707559][ T6472]  do_syscall_64+0x55/0xb0
[  279.711982][ T6472]  ? clear_bhb_loop+0x40/0x90
[  279.716654][ T6472]  ? clear_bhb_loop+0x40/0x90
[  279.721325][ T6472]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  279.727241][ T6472] RIP: 0033:0x7f9f63d90eea
[  279.731660][ T6472] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  279.751261][ T6472] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  279.759679][ T6472] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  279.767638][ T6472] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  279.775594][ T6472] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  279.783578][ T6472] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  279.791564][ T6472] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  279.799541][ T6472]  </TASK>
[  279.803402][ T6472] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  279.819841][ T6472] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  280.163454][ T6475] loop1: detected capacity change from 0 to 32768
[  280.177291][ T6475] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.186104][ T6475] CPU: 1 PID: 6475 Comm: syz.1.185 Not tainted syzkaller #0
[  280.193427][ T6475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  280.203600][ T6475] Call Trace:
[  280.206898][ T6475]  <TASK>
[  280.209852][ T6475]  dump_stack_lvl+0x16c/0x230
[  280.214563][ T6475]  ? show_regs_print_info+0x20/0x20
[  280.219791][ T6475]  ? load_image+0x3b0/0x3b0
[  280.224365][ T6475]  sysfs_create_dir_ns+0x256/0x280
[  280.229505][ T6475]  ? sysfs_warn_dup+0xa0/0xa0
[  280.234212][ T6475]  ? do_raw_spin_unlock+0x121/0x230
[  280.239441][ T6475]  kobject_add_internal+0x6b8/0xc70
[  280.244681][ T6475]  kobject_init_and_add+0x126/0x190
[  280.249905][ T6475]  ? lockdep_softirqs_off+0x430/0x430
[  280.255317][ T6475]  ? kobject_add+0x220/0x220
[  280.259940][ T6475]  ? __init_swait_queue_head+0xa9/0x150
[  280.265599][ T6475]  gfs2_sys_fs_add+0x238/0x470
[  280.270477][ T6475]  ? gfs2_recover_set+0x250/0x250
[  280.275540][ T6475]  ? apply_workqueue_attrs+0x180/0x180
[  280.281030][ T6475]  gfs2_fill_super+0x1323/0x1f80
[  280.286007][ T6475]  ? gfs2_reconfigure+0xb10/0xb10
[  280.291058][ T6475]  ? setup_bdev_super+0x56b/0x660
[  280.296081][ T6475]  get_tree_bdev+0x3e4/0x510
[  280.300663][ T6475]  ? end_current_label_crit_section+0x170/0x170
[  280.306927][ T6475]  ? gfs2_reconfigure+0xb10/0xb10
[  280.311955][ T6475]  ? setup_bdev_super+0x660/0x660
[  280.316975][ T6475]  gfs2_get_tree+0x51/0x1e0
[  280.321495][ T6475]  vfs_get_tree+0x8c/0x280
[  280.325904][ T6475]  do_new_mount+0x24b/0xa40
[  280.330401][ T6475]  __se_sys_mount+0x2da/0x3c0
[  280.335071][ T6475]  ? __x64_sys_mount+0xc0/0xc0
[  280.339827][ T6475]  ? lockdep_hardirqs_on+0x98/0x150
[  280.345047][ T6475]  ? __x64_sys_mount+0x20/0xc0
[  280.349801][ T6475]  do_syscall_64+0x55/0xb0
[  280.354204][ T6475]  ? clear_bhb_loop+0x40/0x90
[  280.358874][ T6475]  ? clear_bhb_loop+0x40/0x90
[  280.363544][ T6475]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  280.369428][ T6475] RIP: 0033:0x7f9f63d90eea
[  280.373835][ T6475] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  280.393434][ T6475] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.401896][ T6475] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  280.409861][ T6475] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  280.417820][ T6475] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  280.425783][ T6475] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  280.433765][ T6475] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  280.441741][ T6475]  </TASK>
[  280.447780][ T6475] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  280.462667][ T6475] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  280.814339][ T6478] loop1: detected capacity change from 0 to 32768
[  280.826997][ T6478] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.834803][ T6478] CPU: 0 PID: 6478 Comm: syz.1.186 Not tainted syzkaller #0
[  280.842122][ T6478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  280.852204][ T6478] Call Trace:
[  280.855511][ T6478]  <TASK>
[  280.858467][ T6478]  dump_stack_lvl+0x16c/0x230
[  280.863181][ T6478]  ? show_regs_print_info+0x20/0x20
[  280.868448][ T6478]  ? load_image+0x3b0/0x3b0
[  280.872997][ T6478]  sysfs_create_dir_ns+0x256/0x280
[  280.878144][ T6478]  ? sysfs_warn_dup+0xa0/0xa0
[  280.882853][ T6478]  ? do_raw_spin_unlock+0x121/0x230
[  280.888084][ T6478]  kobject_add_internal+0x6b8/0xc70
[  280.893313][ T6478]  kobject_init_and_add+0x126/0x190
[  280.898541][ T6478]  ? lockdep_softirqs_off+0x430/0x430
[  280.903944][ T6478]  ? kobject_add+0x220/0x220
[  280.908563][ T6478]  ? __init_swait_queue_head+0xa9/0x150
[  280.914170][ T6478]  gfs2_sys_fs_add+0x238/0x470
[  280.918969][ T6478]  ? gfs2_recover_set+0x250/0x250
[  280.924031][ T6478]  ? apply_workqueue_attrs+0x180/0x180
[  280.929527][ T6478]  gfs2_fill_super+0x1323/0x1f80
[  280.934504][ T6478]  ? gfs2_reconfigure+0xb10/0xb10
[  280.939554][ T6478]  ? setup_bdev_super+0x56b/0x660
[  280.944586][ T6478]  get_tree_bdev+0x3e4/0x510
[  280.949177][ T6478]  ? end_current_label_crit_section+0x170/0x170
[  280.955411][ T6478]  ? gfs2_reconfigure+0xb10/0xb10
[  280.960432][ T6478]  ? setup_bdev_super+0x660/0x660
[  280.965474][ T6478]  gfs2_get_tree+0x51/0x1e0
[  280.969975][ T6478]  vfs_get_tree+0x8c/0x280
[  280.974385][ T6478]  do_new_mount+0x24b/0xa40
[  280.978885][ T6478]  __se_sys_mount+0x2da/0x3c0
[  280.983554][ T6478]  ? __x64_sys_mount+0xc0/0xc0
[  280.988310][ T6478]  ? lockdep_hardirqs_on+0x98/0x150
[  280.993591][ T6478]  ? __x64_sys_mount+0x20/0xc0
[  280.998353][ T6478]  do_syscall_64+0x55/0xb0
[  281.002758][ T6478]  ? clear_bhb_loop+0x40/0x90
[  281.007444][ T6478]  ? clear_bhb_loop+0x40/0x90
[  281.012112][ T6478]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  281.017996][ T6478] RIP: 0033:0x7f9f63d90eea
[  281.022397][ T6478] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  281.041996][ T6478] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.050402][ T6478] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  281.058367][ T6478] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  281.066330][ T6478] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  281.074291][ T6478] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  281.082254][ T6478] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  281.090227][ T6478]  </TASK>
[  281.100409][ T6478] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  281.114412][ T6478] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/12/31 10:39:00 executed programs: 172
[  281.487402][ T6481] loop1: detected capacity change from 0 to 32768
[  281.507308][ T6481] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.514889][ T6481] CPU: 1 PID: 6481 Comm: syz.1.187 Not tainted syzkaller #0
[  281.522211][ T6481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  281.532292][ T6481] Call Trace:
[  281.535594][ T6481]  <TASK>
[  281.538561][ T6481]  dump_stack_lvl+0x16c/0x230
[  281.543280][ T6481]  ? show_regs_print_info+0x20/0x20
[  281.548509][ T6481]  ? load_image+0x3b0/0x3b0
[  281.553054][ T6481]  sysfs_create_dir_ns+0x256/0x280
[  281.558196][ T6481]  ? sysfs_warn_dup+0xa0/0xa0
[  281.562908][ T6481]  ? do_raw_spin_unlock+0x121/0x230
[  281.568142][ T6481]  kobject_add_internal+0x6b8/0xc70
[  281.573367][ T6481]  kobject_init_and_add+0x126/0x190
[  281.578566][ T6481]  ? lockdep_softirqs_off+0x430/0x430
[  281.583935][ T6481]  ? kobject_add+0x220/0x220
[  281.588523][ T6481]  ? __init_swait_queue_head+0xa9/0x150
[  281.594078][ T6481]  gfs2_sys_fs_add+0x238/0x470
[  281.598836][ T6481]  ? gfs2_recover_set+0x250/0x250
[  281.603862][ T6481]  ? apply_workqueue_attrs+0x180/0x180
[  281.609320][ T6481]  gfs2_fill_super+0x1323/0x1f80
[  281.614261][ T6481]  ? gfs2_reconfigure+0xb10/0xb10
[  281.619293][ T6481]  ? setup_bdev_super+0x56b/0x660
[  281.624311][ T6481]  get_tree_bdev+0x3e4/0x510
[  281.628898][ T6481]  ? end_current_label_crit_section+0x170/0x170
[  281.635218][ T6481]  ? gfs2_reconfigure+0xb10/0xb10
[  281.640236][ T6481]  ? setup_bdev_super+0x660/0x660
[  281.645254][ T6481]  gfs2_get_tree+0x51/0x1e0
[  281.649753][ T6481]  vfs_get_tree+0x8c/0x280
[  281.654168][ T6481]  do_new_mount+0x24b/0xa40
[  281.658667][ T6481]  __se_sys_mount+0x2da/0x3c0
[  281.663337][ T6481]  ? __x64_sys_mount+0xc0/0xc0
[  281.668092][ T6481]  ? lockdep_hardirqs_on+0x98/0x150
[  281.673281][ T6481]  ? __x64_sys_mount+0x20/0xc0
[  281.678124][ T6481]  do_syscall_64+0x55/0xb0
[  281.682551][ T6481]  ? clear_bhb_loop+0x40/0x90
[  281.687259][ T6481]  ? clear_bhb_loop+0x40/0x90
[  281.691954][ T6481]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  281.697871][ T6481] RIP: 0033:0x7f9f63d90eea
[  281.702285][ T6481] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  281.721908][ T6481] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.730415][ T6481] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  281.738467][ T6481] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  281.746520][ T6481] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  281.754489][ T6481] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  281.762451][ T6481] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  281.770424][ T6481]  </TASK>
[  281.781301][ T6481] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  281.803739][ T6481] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  282.124256][ T6484] loop1: detected capacity change from 0 to 32768
[  282.133898][ T6484] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.141671][ T6484] CPU: 0 PID: 6484 Comm: syz.1.188 Not tainted syzkaller #0
[  282.149000][ T6484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  282.159092][ T6484] Call Trace:
[  282.162390][ T6484]  <TASK>
[  282.165335][ T6484]  dump_stack_lvl+0x16c/0x230
[  282.170043][ T6484]  ? show_regs_print_info+0x20/0x20
[  282.175263][ T6484]  ? load_image+0x3b0/0x3b0
[  282.179800][ T6484]  sysfs_create_dir_ns+0x256/0x280
[  282.184942][ T6484]  ? sysfs_warn_dup+0xa0/0xa0
[  282.189646][ T6484]  ? do_raw_spin_unlock+0x121/0x230
[  282.194837][ T6484]  kobject_add_internal+0x6b8/0xc70
[  282.200028][ T6484]  kobject_init_and_add+0x126/0x190
[  282.205211][ T6484]  ? lockdep_softirqs_off+0x430/0x430
[  282.210572][ T6484]  ? kobject_add+0x220/0x220
[  282.215151][ T6484]  ? __init_swait_queue_head+0xa9/0x150
[  282.220686][ T6484]  gfs2_sys_fs_add+0x238/0x470
[  282.225435][ T6484]  ? gfs2_recover_set+0x250/0x250
[  282.230452][ T6484]  ? apply_workqueue_attrs+0x180/0x180
[  282.235898][ T6484]  gfs2_fill_super+0x1323/0x1f80
[  282.240838][ T6484]  ? gfs2_reconfigure+0xb10/0xb10
[  282.245853][ T6484]  ? setup_bdev_super+0x56b/0x660
[  282.250869][ T6484]  get_tree_bdev+0x3e4/0x510
[  282.255445][ T6484]  ? end_current_label_crit_section+0x170/0x170
[  282.261673][ T6484]  ? gfs2_reconfigure+0xb10/0xb10
[  282.266684][ T6484]  ? setup_bdev_super+0x660/0x660
[  282.271693][ T6484]  gfs2_get_tree+0x51/0x1e0
[  282.276188][ T6484]  vfs_get_tree+0x8c/0x280
[  282.280589][ T6484]  do_new_mount+0x24b/0xa40
[  282.285074][ T6484]  __se_sys_mount+0x2da/0x3c0
[  282.289735][ T6484]  ? __x64_sys_mount+0xc0/0xc0
[  282.294491][ T6484]  ? lockdep_hardirqs_on+0x98/0x150
[  282.299676][ T6484]  ? __x64_sys_mount+0x20/0xc0
[  282.304430][ T6484]  do_syscall_64+0x55/0xb0
[  282.308920][ T6484]  ? clear_bhb_loop+0x40/0x90
[  282.313583][ T6484]  ? clear_bhb_loop+0x40/0x90
[  282.318247][ T6484]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.324126][ T6484] RIP: 0033:0x7f9f63d90eea
[  282.328540][ T6484] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  282.348139][ T6484] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.356538][ T6484] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  282.364494][ T6484] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  282.372451][ T6484] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  282.380407][ T6484] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  282.388365][ T6484] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  282.396327][ T6484]  </TASK>
[  282.400487][ T6484] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.415876][ T6484] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  282.761726][ T6487] loop1: detected capacity change from 0 to 32768
[  282.774015][ T6487] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.781887][ T6487] CPU: 0 PID: 6487 Comm: syz.1.189 Not tainted syzkaller #0
[  282.789213][ T6487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  282.799466][ T6487] Call Trace:
[  282.802773][ T6487]  <TASK>
[  282.805730][ T6487]  dump_stack_lvl+0x16c/0x230
[  282.810450][ T6487]  ? show_regs_print_info+0x20/0x20
[  282.815685][ T6487]  ? load_image+0x3b0/0x3b0
[  282.820227][ T6487]  sysfs_create_dir_ns+0x256/0x280
[  282.825371][ T6487]  ? sysfs_warn_dup+0xa0/0xa0
[  282.830073][ T6487]  ? do_raw_spin_unlock+0x121/0x230
[  282.835306][ T6487]  kobject_add_internal+0x6b8/0xc70
[  282.840555][ T6487]  kobject_init_and_add+0x126/0x190
[  282.845781][ T6487]  ? lockdep_softirqs_off+0x430/0x430
[  282.851190][ T6487]  ? kobject_add+0x220/0x220
[  282.855823][ T6487]  ? __init_swait_queue_head+0xa9/0x150
[  282.861412][ T6487]  gfs2_sys_fs_add+0x238/0x470
[  282.866214][ T6487]  ? gfs2_recover_set+0x250/0x250
[  282.871273][ T6487]  ? apply_workqueue_attrs+0x180/0x180
[  282.876780][ T6487]  gfs2_fill_super+0x1323/0x1f80
[  282.881764][ T6487]  ? gfs2_reconfigure+0xb10/0xb10
[  282.886830][ T6487]  ? setup_bdev_super+0x56b/0x660
[  282.891883][ T6487]  get_tree_bdev+0x3e4/0x510
[  282.896479][ T6487]  ? end_current_label_crit_section+0x170/0x170
[  282.902720][ T6487]  ? gfs2_reconfigure+0xb10/0xb10
[  282.907742][ T6487]  ? setup_bdev_super+0x660/0x660
[  282.912766][ T6487]  gfs2_get_tree+0x51/0x1e0
[  282.917270][ T6487]  vfs_get_tree+0x8c/0x280
[  282.921687][ T6487]  do_new_mount+0x24b/0xa40
[  282.926187][ T6487]  __se_sys_mount+0x2da/0x3c0
[  282.930857][ T6487]  ? __x64_sys_mount+0xc0/0xc0
[  282.935707][ T6487]  ? lockdep_hardirqs_on+0x98/0x150
[  282.940896][ T6487]  ? __x64_sys_mount+0x20/0xc0
[  282.945653][ T6487]  do_syscall_64+0x55/0xb0
[  282.950142][ T6487]  ? clear_bhb_loop+0x40/0x90
[  282.954807][ T6487]  ? clear_bhb_loop+0x40/0x90
[  282.959476][ T6487]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.965409][ T6487] RIP: 0033:0x7f9f63d90eea
[  282.969813][ T6487] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  282.989427][ T6487] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.997832][ T6487] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  283.005799][ T6487] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  283.013757][ T6487] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  283.021724][ T6487] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  283.029688][ T6487] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  283.037668][ T6487]  </TASK>
[  283.043016][ T6487] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  283.056977][ T6487] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.420161][ T6490] loop1: detected capacity change from 0 to 32768
[  283.432918][ T6490] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.440506][ T6490] CPU: 0 PID: 6490 Comm: syz.1.190 Not tainted syzkaller #0
[  283.447817][ T6490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  283.457897][ T6490] Call Trace:
[  283.461197][ T6490]  <TASK>
[  283.464150][ T6490]  dump_stack_lvl+0x16c/0x230
[  283.468861][ T6490]  ? show_regs_print_info+0x20/0x20
[  283.474081][ T6490]  ? load_image+0x3b0/0x3b0
[  283.478619][ T6490]  sysfs_create_dir_ns+0x256/0x280
[  283.483758][ T6490]  ? sysfs_warn_dup+0xa0/0xa0
[  283.488461][ T6490]  ? do_raw_spin_unlock+0x121/0x230
[  283.493776][ T6490]  kobject_add_internal+0x6b8/0xc70
[  283.499006][ T6490]  kobject_init_and_add+0x126/0x190
[  283.504232][ T6490]  ? lockdep_softirqs_off+0x430/0x430
[  283.509631][ T6490]  ? kobject_add+0x220/0x220
[  283.514247][ T6490]  ? __init_swait_queue_head+0xa9/0x150
[  283.519829][ T6490]  gfs2_sys_fs_add+0x238/0x470
[  283.524614][ T6490]  ? gfs2_recover_set+0x250/0x250
[  283.529677][ T6490]  ? apply_workqueue_attrs+0x180/0x180
[  283.535253][ T6490]  gfs2_fill_super+0x1323/0x1f80
[  283.540227][ T6490]  ? gfs2_reconfigure+0xb10/0xb10
[  283.545283][ T6490]  ? setup_bdev_super+0x56b/0x660
[  283.550320][ T6490]  get_tree_bdev+0x3e4/0x510
[  283.554897][ T6490]  ? end_current_label_crit_section+0x170/0x170
[  283.561126][ T6490]  ? gfs2_reconfigure+0xb10/0xb10
[  283.566135][ T6490]  ? setup_bdev_super+0x660/0x660
[  283.571155][ T6490]  gfs2_get_tree+0x51/0x1e0
[  283.575646][ T6490]  vfs_get_tree+0x8c/0x280
[  283.580055][ T6490]  do_new_mount+0x24b/0xa40
[  283.584573][ T6490]  __se_sys_mount+0x2da/0x3c0
[  283.589254][ T6490]  ? __x64_sys_mount+0xc0/0xc0
[  283.594043][ T6490]  ? lockdep_hardirqs_on+0x98/0x150
[  283.599226][ T6490]  ? __x64_sys_mount+0x20/0xc0
[  283.603998][ T6490]  do_syscall_64+0x55/0xb0
[  283.608408][ T6490]  ? clear_bhb_loop+0x40/0x90
[  283.613087][ T6490]  ? clear_bhb_loop+0x40/0x90
[  283.617759][ T6490]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  283.623681][ T6490] RIP: 0033:0x7f9f63d90eea
[  283.628084][ T6490] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  283.647694][ T6490] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.656185][ T6490] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  283.664162][ T6490] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  283.672174][ T6490] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  283.680146][ T6490] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  283.688103][ T6490] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  283.696075][ T6490]  </TASK>
[  283.700534][ T6490] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  283.714493][ T6490] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  284.066352][ T6493] loop1: detected capacity change from 0 to 32768
[  284.077724][ T6493] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.085623][ T6493] CPU: 0 PID: 6493 Comm: syz.1.191 Not tainted syzkaller #0
[  284.092935][ T6493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  284.103001][ T6493] Call Trace:
[  284.106285][ T6493]  <TASK>
[  284.109232][ T6493]  dump_stack_lvl+0x16c/0x230
[  284.113943][ T6493]  ? show_regs_print_info+0x20/0x20
[  284.119177][ T6493]  ? load_image+0x3b0/0x3b0
[  284.123720][ T6493]  sysfs_create_dir_ns+0x256/0x280
[  284.128873][ T6493]  ? sysfs_warn_dup+0xa0/0xa0
[  284.133576][ T6493]  ? do_raw_spin_unlock+0x121/0x230
[  284.138801][ T6493]  kobject_add_internal+0x6b8/0xc70
[  284.144036][ T6493]  kobject_init_and_add+0x126/0x190
[  284.149260][ T6493]  ? lockdep_softirqs_off+0x430/0x430
[  284.154660][ T6493]  ? kobject_add+0x220/0x220
[  284.159279][ T6493]  ? __init_swait_queue_head+0xa9/0x150
[  284.164860][ T6493]  gfs2_sys_fs_add+0x238/0x470
[  284.169652][ T6493]  ? gfs2_recover_set+0x250/0x250
[  284.174712][ T6493]  ? apply_workqueue_attrs+0x180/0x180
[  284.180211][ T6493]  gfs2_fill_super+0x1323/0x1f80
[  284.185200][ T6493]  ? gfs2_reconfigure+0xb10/0xb10
[  284.190266][ T6493]  ? setup_bdev_super+0x56b/0x660
[  284.195324][ T6493]  get_tree_bdev+0x3e4/0x510
[  284.199937][ T6493]  ? end_current_label_crit_section+0x170/0x170
[  284.206199][ T6493]  ? gfs2_reconfigure+0xb10/0xb10
[  284.211249][ T6493]  ? setup_bdev_super+0x660/0x660
[  284.216291][ T6493]  gfs2_get_tree+0x51/0x1e0
[  284.220802][ T6493]  vfs_get_tree+0x8c/0x280
[  284.225212][ T6493]  do_new_mount+0x24b/0xa40
[  284.229705][ T6493]  __se_sys_mount+0x2da/0x3c0
[  284.234368][ T6493]  ? __x64_sys_mount+0xc0/0xc0
[  284.239124][ T6493]  ? lockdep_hardirqs_on+0x98/0x150
[  284.244317][ T6493]  ? __x64_sys_mount+0x20/0xc0
[  284.249083][ T6493]  do_syscall_64+0x55/0xb0
[  284.253503][ T6493]  ? clear_bhb_loop+0x40/0x90
[  284.258173][ T6493]  ? clear_bhb_loop+0x40/0x90
[  284.262871][ T6493]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.268755][ T6493] RIP: 0033:0x7f9f63d90eea
[  284.273173][ T6493] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  284.292855][ T6493] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.301256][ T6493] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  284.309222][ T6493] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  284.317194][ T6493] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  284.325153][ T6493] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  284.333117][ T6493] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  284.341085][ T6493]  </TASK>
[  284.344979][ T6493] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.359318][ T6493] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  284.726871][ T6496] loop1: detected capacity change from 0 to 32768
[  284.741182][ T6496] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.758395][ T6496] CPU: 0 PID: 6496 Comm: syz.1.192 Not tainted syzkaller #0
[  284.765740][ T6496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  284.775818][ T6496] Call Trace:
[  284.779144][ T6496]  <TASK>
[  284.782097][ T6496]  dump_stack_lvl+0x16c/0x230
[  284.786809][ T6496]  ? show_regs_print_info+0x20/0x20
[  284.792039][ T6496]  ? load_image+0x3b0/0x3b0
[  284.796584][ T6496]  sysfs_create_dir_ns+0x256/0x280
[  284.801741][ T6496]  ? sysfs_warn_dup+0xa0/0xa0
[  284.806450][ T6496]  ? do_raw_spin_unlock+0x121/0x230
[  284.811682][ T6496]  kobject_add_internal+0x6b8/0xc70
[  284.816926][ T6496]  kobject_init_and_add+0x126/0x190
[  284.822171][ T6496]  ? lockdep_softirqs_off+0x430/0x430
[  284.827574][ T6496]  ? kobject_add+0x220/0x220
[  284.832193][ T6496]  ? __init_swait_queue_head+0xa9/0x150
[  284.837768][ T6496]  gfs2_sys_fs_add+0x238/0x470
[  284.842557][ T6496]  ? gfs2_recover_set+0x250/0x250
[  284.847616][ T6496]  ? apply_workqueue_attrs+0x180/0x180
[  284.853112][ T6496]  gfs2_fill_super+0x1323/0x1f80
[  284.858147][ T6496]  ? gfs2_reconfigure+0xb10/0xb10
[  284.863174][ T6496]  ? setup_bdev_super+0x56b/0x660
[  284.868193][ T6496]  get_tree_bdev+0x3e4/0x510
[  284.872779][ T6496]  ? end_current_label_crit_section+0x170/0x170
[  284.879362][ T6496]  ? gfs2_reconfigure+0xb10/0xb10
[  284.884378][ T6496]  ? setup_bdev_super+0x660/0x660
[  284.889405][ T6496]  gfs2_get_tree+0x51/0x1e0
[  284.893903][ T6496]  vfs_get_tree+0x8c/0x280
[  284.898315][ T6496]  do_new_mount+0x24b/0xa40
[  284.902820][ T6496]  __se_sys_mount+0x2da/0x3c0
[  284.907495][ T6496]  ? __x64_sys_mount+0xc0/0xc0
[  284.912266][ T6496]  ? lockdep_hardirqs_on+0x98/0x150
[  284.917459][ T6496]  ? __x64_sys_mount+0x20/0xc0
[  284.922220][ T6496]  do_syscall_64+0x55/0xb0
[  284.926716][ T6496]  ? clear_bhb_loop+0x40/0x90
[  284.931470][ T6496]  ? clear_bhb_loop+0x40/0x90
[  284.936142][ T6496]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.942032][ T6496] RIP: 0033:0x7f9f63d90eea
[  284.946489][ T6496] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  284.966104][ T6496] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.974519][ T6496] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  284.982484][ T6496] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  284.990447][ T6496] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  284.998407][ T6496] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  285.006376][ T6496] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  285.014357][ T6496]  </TASK>
[  285.020230][ T6496] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  285.036200][ T6496] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.379716][ T6499] loop1: detected capacity change from 0 to 32768
[  285.391970][ T6499] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.399630][ T6499] CPU: 1 PID: 6499 Comm: syz.1.193 Not tainted syzkaller #0
[  285.406948][ T6499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  285.417030][ T6499] Call Trace:
[  285.420332][ T6499]  <TASK>
[  285.423287][ T6499]  dump_stack_lvl+0x16c/0x230
[  285.427996][ T6499]  ? show_regs_print_info+0x20/0x20
[  285.433222][ T6499]  ? load_image+0x3b0/0x3b0
[  285.437801][ T6499]  sysfs_create_dir_ns+0x256/0x280
[  285.442940][ T6499]  ? sysfs_warn_dup+0xa0/0xa0
[  285.447638][ T6499]  ? do_raw_spin_unlock+0x121/0x230
[  285.452861][ T6499]  kobject_add_internal+0x6b8/0xc70
[  285.458093][ T6499]  kobject_init_and_add+0x126/0x190
[  285.463316][ T6499]  ? lockdep_softirqs_off+0x430/0x430
[  285.468712][ T6499]  ? kobject_add+0x220/0x220
[  285.473331][ T6499]  ? __init_swait_queue_head+0xa9/0x150
[  285.478901][ T6499]  gfs2_sys_fs_add+0x238/0x470
[  285.483692][ T6499]  ? gfs2_recover_set+0x250/0x250
[  285.488750][ T6499]  ? apply_workqueue_attrs+0x180/0x180
[  285.494241][ T6499]  gfs2_fill_super+0x1323/0x1f80
[  285.499224][ T6499]  ? gfs2_reconfigure+0xb10/0xb10
[  285.504296][ T6499]  ? setup_bdev_super+0x56b/0x660
[  285.509341][ T6499]  get_tree_bdev+0x3e4/0x510
[  285.513934][ T6499]  ? end_current_label_crit_section+0x170/0x170
[  285.520170][ T6499]  ? gfs2_reconfigure+0xb10/0xb10
[  285.525215][ T6499]  ? setup_bdev_super+0x660/0x660
[  285.530239][ T6499]  gfs2_get_tree+0x51/0x1e0
[  285.534744][ T6499]  vfs_get_tree+0x8c/0x280
[  285.539155][ T6499]  do_new_mount+0x24b/0xa40
[  285.543654][ T6499]  __se_sys_mount+0x2da/0x3c0
[  285.548329][ T6499]  ? __x64_sys_mount+0xc0/0xc0
[  285.553080][ T6499]  ? lockdep_hardirqs_on+0x98/0x150
[  285.558269][ T6499]  ? __x64_sys_mount+0x20/0xc0
[  285.563022][ T6499]  do_syscall_64+0x55/0xb0
[  285.567424][ T6499]  ? clear_bhb_loop+0x40/0x90
[  285.572089][ T6499]  ? clear_bhb_loop+0x40/0x90
[  285.576766][ T6499]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  285.582657][ T6499] RIP: 0033:0x7f9f63d90eea
[  285.587064][ T6499] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  285.606671][ T6499] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.615080][ T6499] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  285.623041][ T6499] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  285.631006][ T6499] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  285.638967][ T6499] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  285.646957][ T6499] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  285.655019][ T6499]  </TASK>
[  285.667977][ T6499] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  285.682838][ T6499] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  286.032121][ T6502] loop1: detected capacity change from 0 to 32768
[  286.045335][ T6502] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.052898][ T6502] CPU: 0 PID: 6502 Comm: syz.1.194 Not tainted syzkaller #0
[  286.060213][ T6502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  286.070294][ T6502] Call Trace:
[  286.073598][ T6502]  <TASK>
[  286.076557][ T6502]  dump_stack_lvl+0x16c/0x230
[  286.081274][ T6502]  ? show_regs_print_info+0x20/0x20
[  286.086508][ T6502]  ? load_image+0x3b0/0x3b0
[  286.091061][ T6502]  sysfs_create_dir_ns+0x256/0x280
[  286.096208][ T6502]  ? sysfs_warn_dup+0xa0/0xa0
[  286.100915][ T6502]  ? do_raw_spin_unlock+0x121/0x230
[  286.106144][ T6502]  kobject_add_internal+0x6b8/0xc70
[  286.111389][ T6502]  kobject_init_and_add+0x126/0x190
[  286.116626][ T6502]  ? lockdep_softirqs_off+0x430/0x430
[  286.122027][ T6502]  ? kobject_add+0x220/0x220
[  286.126651][ T6502]  ? __init_swait_queue_head+0xa9/0x150
[  286.132222][ T6502]  gfs2_sys_fs_add+0x238/0x470
[  286.137037][ T6502]  ? gfs2_recover_set+0x250/0x250
[  286.142188][ T6502]  ? apply_workqueue_attrs+0x180/0x180
[  286.147687][ T6502]  gfs2_fill_super+0x1323/0x1f80
[  286.152674][ T6502]  ? gfs2_reconfigure+0xb10/0xb10
[  286.157731][ T6502]  ? setup_bdev_super+0x56b/0x660
[  286.162762][ T6502]  get_tree_bdev+0x3e4/0x510
[  286.167342][ T6502]  ? end_current_label_crit_section+0x170/0x170
[  286.173569][ T6502]  ? gfs2_reconfigure+0xb10/0xb10
[  286.178582][ T6502]  ? setup_bdev_super+0x660/0x660
[  286.183601][ T6502]  gfs2_get_tree+0x51/0x1e0
[  286.188094][ T6502]  vfs_get_tree+0x8c/0x280
[  286.192588][ T6502]  do_new_mount+0x24b/0xa40
[  286.197081][ T6502]  __se_sys_mount+0x2da/0x3c0
[  286.201745][ T6502]  ? __x64_sys_mount+0xc0/0xc0
[  286.206505][ T6502]  ? lockdep_hardirqs_on+0x98/0x150
[  286.211708][ T6502]  ? __x64_sys_mount+0x20/0xc0
[  286.216458][ T6502]  do_syscall_64+0x55/0xb0
[  286.220870][ T6502]  ? clear_bhb_loop+0x40/0x90
[  286.225534][ T6502]  ? clear_bhb_loop+0x40/0x90
[  286.230255][ T6502]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.236132][ T6502] RIP: 0033:0x7f9f63d90eea
[  286.240548][ T6502] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  286.260233][ T6502] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.268637][ T6502] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  286.276592][ T6502] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  286.284560][ T6502] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  286.292521][ T6502] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.300489][ T6502] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  286.308463][ T6502]  </TASK>
[  286.313251][ T6502] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.327502][ T6502] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/12/31 10:39:05 executed programs: 180
[  286.712585][ T6505] loop1: detected capacity change from 0 to 32768
[  286.725322][ T6505] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.734934][ T6505] CPU: 0 PID: 6505 Comm: syz.1.195 Not tainted syzkaller #0
[  286.742271][ T6505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  286.752363][ T6505] Call Trace:
[  286.755685][ T6505]  <TASK>
[  286.758638][ T6505]  dump_stack_lvl+0x16c/0x230
[  286.763348][ T6505]  ? show_regs_print_info+0x20/0x20
[  286.768581][ T6505]  ? load_image+0x3b0/0x3b0
[  286.773132][ T6505]  sysfs_create_dir_ns+0x256/0x280
[  286.778312][ T6505]  ? sysfs_warn_dup+0xa0/0xa0
[  286.783035][ T6505]  ? do_raw_spin_unlock+0x121/0x230
[  286.788269][ T6505]  kobject_add_internal+0x6b8/0xc70
[  286.793599][ T6505]  kobject_init_and_add+0x126/0x190
[  286.798838][ T6505]  ? lockdep_softirqs_off+0x430/0x430
[  286.804248][ T6505]  ? kobject_add+0x220/0x220
[  286.808876][ T6505]  ? __init_swait_queue_head+0xa9/0x150
[  286.814448][ T6505]  gfs2_sys_fs_add+0x238/0x470
[  286.819244][ T6505]  ? gfs2_recover_set+0x250/0x250
[  286.824300][ T6505]  ? apply_workqueue_attrs+0x180/0x180
[  286.829800][ T6505]  gfs2_fill_super+0x1323/0x1f80
[  286.834771][ T6505]  ? gfs2_reconfigure+0xb10/0xb10
[  286.839807][ T6505]  ? setup_bdev_super+0x56b/0x660
[  286.844825][ T6505]  get_tree_bdev+0x3e4/0x510
[  286.849404][ T6505]  ? end_current_label_crit_section+0x170/0x170
[  286.855634][ T6505]  ? gfs2_reconfigure+0xb10/0xb10
[  286.860659][ T6505]  ? setup_bdev_super+0x660/0x660
[  286.865698][ T6505]  gfs2_get_tree+0x51/0x1e0
[  286.870197][ T6505]  vfs_get_tree+0x8c/0x280
[  286.874611][ T6505]  do_new_mount+0x24b/0xa40
[  286.879101][ T6505]  __se_sys_mount+0x2da/0x3c0
[  286.883768][ T6505]  ? __x64_sys_mount+0xc0/0xc0
[  286.888518][ T6505]  ? lockdep_hardirqs_on+0x98/0x150
[  286.893737][ T6505]  ? __x64_sys_mount+0x20/0xc0
[  286.898502][ T6505]  do_syscall_64+0x55/0xb0
[  286.902902][ T6505]  ? clear_bhb_loop+0x40/0x90
[  286.907568][ T6505]  ? clear_bhb_loop+0x40/0x90
[  286.912250][ T6505]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.918137][ T6505] RIP: 0033:0x7f9f63d90eea
[  286.922544][ T6505] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  286.942145][ T6505] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.950570][ T6505] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  286.958577][ T6505] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  286.966551][ T6505] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  286.974518][ T6505] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.982484][ T6505] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  286.990493][ T6505]  </TASK>
[  286.997768][ T6505] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  287.012315][ T6505] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.365630][ T6508] loop1: detected capacity change from 0 to 32768
[  287.375407][ T6508] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.383161][ T6508] CPU: 1 PID: 6508 Comm: syz.1.196 Not tainted syzkaller #0
[  287.390480][ T6508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  287.400563][ T6508] Call Trace:
[  287.403865][ T6508]  <TASK>
[  287.406825][ T6508]  dump_stack_lvl+0x16c/0x230
[  287.411537][ T6508]  ? show_regs_print_info+0x20/0x20
[  287.416831][ T6508]  ? load_image+0x3b0/0x3b0
[  287.421373][ T6508]  sysfs_create_dir_ns+0x256/0x280
[  287.426513][ T6508]  ? sysfs_warn_dup+0xa0/0xa0
[  287.431219][ T6508]  ? do_raw_spin_unlock+0x121/0x230
[  287.436446][ T6508]  kobject_add_internal+0x6b8/0xc70
[  287.441656][ T6508]  kobject_init_and_add+0x126/0x190
[  287.446866][ T6508]  ? lockdep_softirqs_off+0x430/0x430
[  287.452245][ T6508]  ? kobject_add+0x220/0x220
[  287.456839][ T6508]  ? __init_swait_queue_head+0xa9/0x150
[  287.462378][ T6508]  gfs2_sys_fs_add+0x238/0x470
[  287.467137][ T6508]  ? gfs2_recover_set+0x250/0x250
[  287.472155][ T6508]  ? apply_workqueue_attrs+0x180/0x180
[  287.477609][ T6508]  gfs2_fill_super+0x1323/0x1f80
[  287.482551][ T6508]  ? gfs2_reconfigure+0xb10/0xb10
[  287.487577][ T6508]  ? setup_bdev_super+0x56b/0x660
[  287.492593][ T6508]  get_tree_bdev+0x3e4/0x510
[  287.497172][ T6508]  ? end_current_label_crit_section+0x170/0x170
[  287.503405][ T6508]  ? gfs2_reconfigure+0xb10/0xb10
[  287.508511][ T6508]  ? setup_bdev_super+0x660/0x660
[  287.513533][ T6508]  gfs2_get_tree+0x51/0x1e0
[  287.518039][ T6508]  vfs_get_tree+0x8c/0x280
[  287.522452][ T6508]  do_new_mount+0x24b/0xa40
[  287.526962][ T6508]  __se_sys_mount+0x2da/0x3c0
[  287.531631][ T6508]  ? __x64_sys_mount+0xc0/0xc0
[  287.536385][ T6508]  ? lockdep_hardirqs_on+0x98/0x150
[  287.541575][ T6508]  ? __x64_sys_mount+0x20/0xc0
[  287.546335][ T6508]  do_syscall_64+0x55/0xb0
[  287.550740][ T6508]  ? clear_bhb_loop+0x40/0x90
[  287.555409][ T6508]  ? clear_bhb_loop+0x40/0x90
[  287.560077][ T6508]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  287.566046][ T6508] RIP: 0033:0x7f9f63d90eea
[  287.570450][ T6508] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  287.590047][ T6508] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.598453][ T6508] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  287.606421][ T6508] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  287.614392][ T6508] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  287.622364][ T6508] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  287.630327][ T6508] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  287.638318][ T6508]  </TASK>
[  287.644138][ T6508] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  287.659288][ T6508] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  288.023931][ T6511] loop1: detected capacity change from 0 to 32768
[  288.040863][ T6511] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.048482][ T6511] CPU: 0 PID: 6511 Comm: syz.1.197 Not tainted syzkaller #0
[  288.055796][ T6511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  288.065876][ T6511] Call Trace:
[  288.069175][ T6511]  <TASK>
[  288.072120][ T6511]  dump_stack_lvl+0x16c/0x230
[  288.076824][ T6511]  ? show_regs_print_info+0x20/0x20
[  288.082052][ T6511]  ? load_image+0x3b0/0x3b0
[  288.086585][ T6511]  sysfs_create_dir_ns+0x256/0x280
[  288.091814][ T6511]  ? sysfs_warn_dup+0xa0/0xa0
[  288.096533][ T6511]  ? do_raw_spin_unlock+0x121/0x230
[  288.101763][ T6511]  kobject_add_internal+0x6b8/0xc70
[  288.107000][ T6511]  kobject_init_and_add+0x126/0x190
[  288.112225][ T6511]  ? lockdep_softirqs_off+0x430/0x430
[  288.117627][ T6511]  ? kobject_add+0x220/0x220
[  288.122244][ T6511]  ? __init_swait_queue_head+0xa9/0x150
[  288.127813][ T6511]  gfs2_sys_fs_add+0x238/0x470
[  288.132608][ T6511]  ? gfs2_recover_set+0x250/0x250
[  288.137663][ T6511]  ? apply_workqueue_attrs+0x180/0x180
[  288.143143][ T6511]  gfs2_fill_super+0x1323/0x1f80
[  288.148105][ T6511]  ? gfs2_reconfigure+0xb10/0xb10
[  288.153180][ T6511]  ? setup_bdev_super+0x56b/0x660
[  288.158194][ T6511]  get_tree_bdev+0x3e4/0x510
[  288.162772][ T6511]  ? end_current_label_crit_section+0x170/0x170
[  288.169005][ T6511]  ? gfs2_reconfigure+0xb10/0xb10
[  288.174017][ T6511]  ? setup_bdev_super+0x660/0x660
[  288.179036][ T6511]  gfs2_get_tree+0x51/0x1e0
[  288.183525][ T6511]  vfs_get_tree+0x8c/0x280
[  288.187959][ T6511]  do_new_mount+0x24b/0xa40
[  288.192459][ T6511]  __se_sys_mount+0x2da/0x3c0
[  288.197121][ T6511]  ? __x64_sys_mount+0xc0/0xc0
[  288.201872][ T6511]  ? lockdep_hardirqs_on+0x98/0x150
[  288.207073][ T6511]  ? __x64_sys_mount+0x20/0xc0
[  288.211842][ T6511]  do_syscall_64+0x55/0xb0
[  288.216250][ T6511]  ? clear_bhb_loop+0x40/0x90
[  288.220922][ T6511]  ? clear_bhb_loop+0x40/0x90
[  288.225606][ T6511]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  288.231490][ T6511] RIP: 0033:0x7f9f63d90eea
[  288.235895][ T6511] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  288.255502][ T6511] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.263929][ T6511] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  288.271902][ T6511] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  288.279861][ T6511] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  288.287830][ T6511] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  288.295793][ T6511] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  288.303773][ T6511]  </TASK>
[  288.310098][ T6511] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  288.324062][ T6511] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  288.716768][ T6514] loop1: detected capacity change from 0 to 32768
[  288.736228][ T6514] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.743809][ T6514] CPU: 0 PID: 6514 Comm: syz.1.198 Not tainted syzkaller #0
[  288.751111][ T6514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  288.761188][ T6514] Call Trace:
[  288.764494][ T6514]  <TASK>
[  288.767461][ T6514]  dump_stack_lvl+0x16c/0x230
[  288.772187][ T6514]  ? show_regs_print_info+0x20/0x20
[  288.777417][ T6514]  ? load_image+0x3b0/0x3b0
[  288.782002][ T6514]  sysfs_create_dir_ns+0x256/0x280
[  288.787248][ T6514]  ? sysfs_warn_dup+0xa0/0xa0
[  288.791967][ T6514]  ? do_raw_spin_unlock+0x121/0x230
[  288.797208][ T6514]  kobject_add_internal+0x6b8/0xc70
[  288.802441][ T6514]  kobject_init_and_add+0x126/0x190
[  288.807735][ T6514]  ? lockdep_softirqs_off+0x430/0x430
[  288.813106][ T6514]  ? kobject_add+0x220/0x220
[  288.817699][ T6514]  ? __init_swait_queue_head+0xa9/0x150
[  288.823239][ T6514]  gfs2_sys_fs_add+0x238/0x470
[  288.827997][ T6514]  ? gfs2_recover_set+0x250/0x250
[  288.833022][ T6514]  ? apply_workqueue_attrs+0x180/0x180
[  288.838490][ T6514]  gfs2_fill_super+0x1323/0x1f80
[  288.843433][ T6514]  ? gfs2_reconfigure+0xb10/0xb10
[  288.848458][ T6514]  ? setup_bdev_super+0x56b/0x660
[  288.853473][ T6514]  get_tree_bdev+0x3e4/0x510
[  288.858060][ T6514]  ? end_current_label_crit_section+0x170/0x170
[  288.864300][ T6514]  ? gfs2_reconfigure+0xb10/0xb10
[  288.869319][ T6514]  ? setup_bdev_super+0x660/0x660
[  288.874347][ T6514]  gfs2_get_tree+0x51/0x1e0
[  288.878848][ T6514]  vfs_get_tree+0x8c/0x280
[  288.883256][ T6514]  do_new_mount+0x24b/0xa40
[  288.887848][ T6514]  __se_sys_mount+0x2da/0x3c0
[  288.892519][ T6514]  ? __x64_sys_mount+0xc0/0xc0
[  288.897274][ T6514]  ? lockdep_hardirqs_on+0x98/0x150
[  288.902465][ T6514]  ? __x64_sys_mount+0x20/0xc0
[  288.907228][ T6514]  do_syscall_64+0x55/0xb0
[  288.911639][ T6514]  ? clear_bhb_loop+0x40/0x90
[  288.916488][ T6514]  ? clear_bhb_loop+0x40/0x90
[  288.921157][ T6514]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  288.927059][ T6514] RIP: 0033:0x7f9f63d90eea
[  288.931494][ T6514] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  288.951095][ T6514] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.959635][ T6514] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  288.967648][ T6514] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  288.975610][ T6514] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  288.983587][ T6514] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  288.991545][ T6514] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  288.999520][ T6514]  </TASK>
[  289.017411][ T6514] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  289.035976][ T6514] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  289.374216][ T6517] loop1: detected capacity change from 0 to 32768
[  289.394875][ T6517] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.402455][ T6517] CPU: 0 PID: 6517 Comm: syz.1.199 Not tainted syzkaller #0
[  289.409772][ T6517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  289.419942][ T6517] Call Trace:
[  289.423317][ T6517]  <TASK>
[  289.426358][ T6517]  dump_stack_lvl+0x16c/0x230
[  289.431073][ T6517]  ? show_regs_print_info+0x20/0x20
[  289.436474][ T6517]  ? load_image+0x3b0/0x3b0
[  289.441017][ T6517]  sysfs_create_dir_ns+0x256/0x280
[  289.446155][ T6517]  ? sysfs_warn_dup+0xa0/0xa0
[  289.450868][ T6517]  ? do_raw_spin_unlock+0x121/0x230
[  289.456099][ T6517]  kobject_add_internal+0x6b8/0xc70
[  289.461337][ T6517]  kobject_init_and_add+0x126/0x190
[  289.466571][ T6517]  ? lockdep_softirqs_off+0x430/0x430
[  289.471982][ T6517]  ? kobject_add+0x220/0x220
[  289.476606][ T6517]  ? __init_swait_queue_head+0xa9/0x150
[  289.482192][ T6517]  gfs2_sys_fs_add+0x238/0x470
[  289.486979][ T6517]  ? gfs2_recover_set+0x250/0x250
[  289.492032][ T6517]  ? apply_workqueue_attrs+0x180/0x180
[  289.497521][ T6517]  gfs2_fill_super+0x1323/0x1f80
[  289.502496][ T6517]  ? gfs2_reconfigure+0xb10/0xb10
[  289.507552][ T6517]  ? setup_bdev_super+0x56b/0x660
[  289.512587][ T6517]  get_tree_bdev+0x3e4/0x510
[  289.517176][ T6517]  ? end_current_label_crit_section+0x170/0x170
[  289.523413][ T6517]  ? gfs2_reconfigure+0xb10/0xb10
[  289.528458][ T6517]  ? setup_bdev_super+0x660/0x660
[  289.533477][ T6517]  gfs2_get_tree+0x51/0x1e0
[  289.537978][ T6517]  vfs_get_tree+0x8c/0x280
[  289.542383][ T6517]  do_new_mount+0x24b/0xa40
[  289.546886][ T6517]  __se_sys_mount+0x2da/0x3c0
[  289.551557][ T6517]  ? __x64_sys_mount+0xc0/0xc0
[  289.556335][ T6517]  ? lockdep_hardirqs_on+0x98/0x150
[  289.561526][ T6517]  ? __x64_sys_mount+0x20/0xc0
[  289.566279][ T6517]  do_syscall_64+0x55/0xb0
[  289.570686][ T6517]  ? clear_bhb_loop+0x40/0x90
[  289.575360][ T6517]  ? clear_bhb_loop+0x40/0x90
[  289.580282][ T6517]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  289.586170][ T6517] RIP: 0033:0x7f9f63d90eea
[  289.590579][ T6517] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  289.610211][ T6517] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.618631][ T6517] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  289.626594][ T6517] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  289.634585][ T6517] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  289.642559][ T6517] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  289.650524][ T6517] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  289.658504][ T6517]  </TASK>
[  289.665988][ T6517] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  289.680715][ T6517] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  290.055392][ T6520] loop1: detected capacity change from 0 to 32768
[  290.066767][ T6520] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  290.075089][ T6520] CPU: 0 PID: 6520 Comm: syz.1.200 Not tainted syzkaller #0
[  290.082419][ T6520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  290.092500][ T6520] Call Trace:
[  290.095804][ T6520]  <TASK>
[  290.098763][ T6520]  dump_stack_lvl+0x16c/0x230
[  290.103488][ T6520]  ? show_regs_print_info+0x20/0x20
[  290.108730][ T6520]  ? load_image+0x3b0/0x3b0
[  290.113291][ T6520]  sysfs_create_dir_ns+0x256/0x280
[  290.118455][ T6520]  ? sysfs_warn_dup+0xa0/0xa0
[  290.123248][ T6520]  ? do_raw_spin_unlock+0x121/0x230
[  290.128472][ T6520]  kobject_add_internal+0x6b8/0xc70
[  290.133689][ T6520]  kobject_init_and_add+0x126/0x190
[  290.138879][ T6520]  ? lockdep_softirqs_off+0x430/0x430
[  290.144245][ T6520]  ? kobject_add+0x220/0x220
[  290.148833][ T6520]  ? __init_swait_queue_head+0xa9/0x150
[  290.154431][ T6520]  gfs2_sys_fs_add+0x238/0x470
[  290.159191][ T6520]  ? gfs2_recover_set+0x250/0x250
[  290.164210][ T6520]  ? apply_workqueue_attrs+0x180/0x180
[  290.169667][ T6520]  gfs2_fill_super+0x1323/0x1f80
[  290.174605][ T6520]  ? gfs2_reconfigure+0xb10/0xb10
[  290.179641][ T6520]  ? setup_bdev_super+0x56b/0x660
[  290.184663][ T6520]  get_tree_bdev+0x3e4/0x510
[  290.189252][ T6520]  ? end_current_label_crit_section+0x170/0x170
[  290.195496][ T6520]  ? gfs2_reconfigure+0xb10/0xb10
[  290.200526][ T6520]  ? setup_bdev_super+0x660/0x660
[  290.205568][ T6520]  gfs2_get_tree+0x51/0x1e0
[  290.210085][ T6520]  vfs_get_tree+0x8c/0x280
[  290.214513][ T6520]  do_new_mount+0x24b/0xa40
[  290.219111][ T6520]  __se_sys_mount+0x2da/0x3c0
[  290.223784][ T6520]  ? __x64_sys_mount+0xc0/0xc0
[  290.228539][ T6520]  ? lockdep_hardirqs_on+0x98/0x150
[  290.233732][ T6520]  ? __x64_sys_mount+0x20/0xc0
[  290.238519][ T6520]  do_syscall_64+0x55/0xb0
[  290.243360][ T6520]  ? clear_bhb_loop+0x40/0x90
[  290.248032][ T6520]  ? clear_bhb_loop+0x40/0x90
[  290.252700][ T6520]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  290.258584][ T6520] RIP: 0033:0x7f9f63d90eea
[  290.262992][ T6520] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  290.282592][ T6520] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.290999][ T6520] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  290.298964][ T6520] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  290.306924][ T6520] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  290.314893][ T6520] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  290.322854][ T6520] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  290.330843][ T6520]  </TASK>
[  290.337427][ T6520] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.352010][ T6520] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  290.689991][ T6523] loop1: detected capacity change from 0 to 32768
[  290.705683][ T6523] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  290.714344][ T6523] CPU: 0 PID: 6523 Comm: syz.1.201 Not tainted syzkaller #0
[  290.721672][ T6523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  290.731756][ T6523] Call Trace:
[  290.735064][ T6523]  <TASK>
[  290.738014][ T6523]  dump_stack_lvl+0x16c/0x230
[  290.742732][ T6523]  ? show_regs_print_info+0x20/0x20
[  290.747957][ T6523]  ? load_image+0x3b0/0x3b0
[  290.752504][ T6523]  sysfs_create_dir_ns+0x256/0x280
[  290.757646][ T6523]  ? sysfs_warn_dup+0xa0/0xa0
[  290.762347][ T6523]  ? do_raw_spin_unlock+0x121/0x230
[  290.767641][ T6523]  kobject_add_internal+0x6b8/0xc70
[  290.772851][ T6523]  kobject_init_and_add+0x126/0x190
[  290.778051][ T6523]  ? lockdep_softirqs_off+0x430/0x430
[  290.783411][ T6523]  ? kobject_add+0x220/0x220
[  290.787995][ T6523]  ? __init_swait_queue_head+0xa9/0x150
[  290.793527][ T6523]  gfs2_sys_fs_add+0x238/0x470
[  290.798279][ T6523]  ? gfs2_recover_set+0x250/0x250
[  290.803306][ T6523]  ? apply_workqueue_attrs+0x180/0x180
[  290.808761][ T6523]  gfs2_fill_super+0x1323/0x1f80
[  290.813691][ T6523]  ? gfs2_reconfigure+0xb10/0xb10
[  290.818725][ T6523]  ? setup_bdev_super+0x56b/0x660
[  290.823761][ T6523]  get_tree_bdev+0x3e4/0x510
[  290.828353][ T6523]  ? end_current_label_crit_section+0x170/0x170
[  290.834621][ T6523]  ? gfs2_reconfigure+0xb10/0xb10
[  290.839656][ T6523]  ? setup_bdev_super+0x660/0x660
[  290.844688][ T6523]  gfs2_get_tree+0x51/0x1e0
[  290.849194][ T6523]  vfs_get_tree+0x8c/0x280
[  290.853603][ T6523]  do_new_mount+0x24b/0xa40
[  290.858100][ T6523]  __se_sys_mount+0x2da/0x3c0
[  290.862767][ T6523]  ? __x64_sys_mount+0xc0/0xc0
[  290.867554][ T6523]  ? lockdep_hardirqs_on+0x98/0x150
[  290.872746][ T6523]  ? __x64_sys_mount+0x20/0xc0
[  290.877511][ T6523]  do_syscall_64+0x55/0xb0
[  290.881921][ T6523]  ? clear_bhb_loop+0x40/0x90
[  290.886586][ T6523]  ? clear_bhb_loop+0x40/0x90
[  290.891254][ T6523]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  290.897140][ T6523] RIP: 0033:0x7f9f63d90eea
[  290.901549][ T6523] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  290.921164][ T6523] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.929571][ T6523] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  290.937708][ T6523] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  290.945669][ T6523] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  290.953631][ T6523] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  290.961594][ T6523] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  290.969569][ T6523]  </TASK>
[  290.976150][ T6523] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.990349][ T6523] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.358744][ T6526] loop1: detected capacity change from 0 to 32768
[  291.368648][ T6526] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.376056][ T6526] CPU: 0 PID: 6526 Comm: syz.1.202 Not tainted syzkaller #0
[  291.383357][ T6526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.393539][ T6526] Call Trace:
[  291.396842][ T6526]  <TASK>
[  291.399798][ T6526]  dump_stack_lvl+0x16c/0x230
[  291.404518][ T6526]  ? show_regs_print_info+0x20/0x20
[  291.409755][ T6526]  ? load_image+0x3b0/0x3b0
[  291.414393][ T6526]  sysfs_create_dir_ns+0x256/0x280
[  291.419638][ T6526]  ? sysfs_warn_dup+0xa0/0xa0
[  291.424342][ T6526]  ? do_raw_spin_unlock+0x121/0x230
[  291.429567][ T6526]  kobject_add_internal+0x6b8/0xc70
[  291.434771][ T6526]  kobject_init_and_add+0x126/0x190
[  291.439962][ T6526]  ? lockdep_softirqs_off+0x430/0x430
[  291.445424][ T6526]  ? kobject_add+0x220/0x220
[  291.450013][ T6526]  ? __init_swait_queue_head+0xa9/0x150
[  291.455559][ T6526]  gfs2_sys_fs_add+0x238/0x470
[  291.460314][ T6526]  ? gfs2_recover_set+0x250/0x250
[  291.465337][ T6526]  ? apply_workqueue_attrs+0x180/0x180
[  291.470796][ T6526]  gfs2_fill_super+0x1323/0x1f80
[  291.475831][ T6526]  ? gfs2_reconfigure+0xb10/0xb10
[  291.480853][ T6526]  ? setup_bdev_super+0x56b/0x660
[  291.485956][ T6526]  get_tree_bdev+0x3e4/0x510
[  291.490535][ T6526]  ? end_current_label_crit_section+0x170/0x170
[  291.496774][ T6526]  ? gfs2_reconfigure+0xb10/0xb10
[  291.501789][ T6526]  ? setup_bdev_super+0x660/0x660
[  291.506873][ T6526]  gfs2_get_tree+0x51/0x1e0
[  291.511370][ T6526]  vfs_get_tree+0x8c/0x280
[  291.515790][ T6526]  do_new_mount+0x24b/0xa40
[  291.520303][ T6526]  __se_sys_mount+0x2da/0x3c0
[  291.524988][ T6526]  ? __x64_sys_mount+0xc0/0xc0
[  291.529749][ T6526]  ? lockdep_hardirqs_on+0x98/0x150
[  291.534941][ T6526]  ? __x64_sys_mount+0x20/0xc0
[  291.539695][ T6526]  do_syscall_64+0x55/0xb0
[  291.544107][ T6526]  ? clear_bhb_loop+0x40/0x90
[  291.548781][ T6526]  ? clear_bhb_loop+0x40/0x90
[  291.553448][ T6526]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  291.559338][ T6526] RIP: 0033:0x7f9f63d90eea
[  291.563747][ T6526] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  291.583447][ T6526] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  291.591857][ T6526] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  291.599837][ T6526] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  291.607817][ T6526] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  291.615791][ T6526] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  291.623767][ T6526] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  291.631756][ T6526]  </TASK>
[  291.638500][ T6526] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  291.652911][ T6526] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/12/31 10:39:10 executed programs: 188
[  292.002091][ T6529] loop1: detected capacity change from 0 to 32768
[  292.018018][ T6529] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  292.025442][ T6529] CPU: 1 PID: 6529 Comm: syz.1.203 Not tainted syzkaller #0
[  292.032751][ T6529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  292.042832][ T6529] Call Trace:
[  292.046139][ T6529]  <TASK>
[  292.049091][ T6529]  dump_stack_lvl+0x16c/0x230
[  292.053804][ T6529]  ? show_regs_print_info+0x20/0x20
[  292.059040][ T6529]  ? load_image+0x3b0/0x3b0
[  292.063582][ T6529]  sysfs_create_dir_ns+0x256/0x280
[  292.068729][ T6529]  ? sysfs_warn_dup+0xa0/0xa0
[  292.073432][ T6529]  ? do_raw_spin_unlock+0x121/0x230
[  292.078666][ T6529]  kobject_add_internal+0x6b8/0xc70
[  292.083896][ T6529]  kobject_init_and_add+0x126/0x190
[  292.089121][ T6529]  ? lockdep_softirqs_off+0x430/0x430
[  292.094524][ T6529]  ? kobject_add+0x220/0x220
[  292.099141][ T6529]  ? __init_swait_queue_head+0xa9/0x150
[  292.104690][ T6529]  gfs2_sys_fs_add+0x238/0x470
[  292.109453][ T6529]  ? gfs2_recover_set+0x250/0x250
[  292.114477][ T6529]  ? apply_workqueue_attrs+0x180/0x180
[  292.119933][ T6529]  gfs2_fill_super+0x1323/0x1f80
[  292.124877][ T6529]  ? gfs2_reconfigure+0xb10/0xb10
[  292.129900][ T6529]  ? setup_bdev_super+0x56b/0x660
[  292.134917][ T6529]  get_tree_bdev+0x3e4/0x510
[  292.139504][ T6529]  ? end_current_label_crit_section+0x170/0x170
[  292.145743][ T6529]  ? gfs2_reconfigure+0xb10/0xb10
[  292.150760][ T6529]  ? setup_bdev_super+0x660/0x660
[  292.155783][ T6529]  gfs2_get_tree+0x51/0x1e0
[  292.160280][ T6529]  vfs_get_tree+0x8c/0x280
[  292.164691][ T6529]  do_new_mount+0x24b/0xa40
[  292.169194][ T6529]  __se_sys_mount+0x2da/0x3c0
[  292.173868][ T6529]  ? __x64_sys_mount+0xc0/0xc0
[  292.178627][ T6529]  ? lockdep_hardirqs_on+0x98/0x150
[  292.183828][ T6529]  ? __x64_sys_mount+0x20/0xc0
[  292.188583][ T6529]  do_syscall_64+0x55/0xb0
[  292.192989][ T6529]  ? clear_bhb_loop+0x40/0x90
[  292.197660][ T6529]  ? clear_bhb_loop+0x40/0x90
[  292.202357][ T6529]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.208243][ T6529] RIP: 0033:0x7f9f63d90eea
[  292.212650][ T6529] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  292.232329][ T6529] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.240743][ T6529] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  292.248711][ T6529] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  292.256686][ T6529] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  292.264651][ T6529] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.272698][ T6529] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  292.280674][ T6529]  </TASK>
[  292.288460][ T6529] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.304817][ T6529] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  292.633464][ T6532] loop1: detected capacity change from 0 to 32768
[  292.649763][ T6532] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  292.657284][ T6532] CPU: 1 PID: 6532 Comm: syz.1.204 Not tainted syzkaller #0
[  292.664593][ T6532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  292.674678][ T6532] Call Trace:
[  292.678217][ T6532]  <TASK>
[  292.681320][ T6532]  dump_stack_lvl+0x16c/0x230
[  292.686035][ T6532]  ? show_regs_print_info+0x20/0x20
[  292.691271][ T6532]  ? load_image+0x3b0/0x3b0
[  292.695814][ T6532]  sysfs_create_dir_ns+0x256/0x280
[  292.700956][ T6532]  ? sysfs_warn_dup+0xa0/0xa0
[  292.705637][ T6532]  ? do_raw_spin_unlock+0x121/0x230
[  292.710834][ T6532]  kobject_add_internal+0x6b8/0xc70
[  292.716036][ T6532]  kobject_init_and_add+0x126/0x190
[  292.721228][ T6532]  ? lockdep_softirqs_off+0x430/0x430
[  292.726598][ T6532]  ? kobject_add+0x220/0x220
[  292.731188][ T6532]  ? __init_swait_queue_head+0xa9/0x150
[  292.736728][ T6532]  gfs2_sys_fs_add+0x238/0x470
[  292.741489][ T6532]  ? gfs2_recover_set+0x250/0x250
[  292.746518][ T6532]  ? apply_workqueue_attrs+0x180/0x180
[  292.752067][ T6532]  gfs2_fill_super+0x1323/0x1f80
[  292.757017][ T6532]  ? gfs2_reconfigure+0xb10/0xb10
[  292.762042][ T6532]  ? setup_bdev_super+0x56b/0x660
[  292.767062][ T6532]  get_tree_bdev+0x3e4/0x510
[  292.771683][ T6532]  ? end_current_label_crit_section+0x170/0x170
[  292.777918][ T6532]  ? gfs2_reconfigure+0xb10/0xb10
[  292.783025][ T6532]  ? setup_bdev_super+0x660/0x660
[  292.788047][ T6532]  gfs2_get_tree+0x51/0x1e0
[  292.792549][ T6532]  vfs_get_tree+0x8c/0x280
[  292.796956][ T6532]  do_new_mount+0x24b/0xa40
[  292.801457][ T6532]  __se_sys_mount+0x2da/0x3c0
[  292.806129][ T6532]  ? __x64_sys_mount+0xc0/0xc0
[  292.810896][ T6532]  ? lockdep_hardirqs_on+0x98/0x150
[  292.816115][ T6532]  ? __x64_sys_mount+0x20/0xc0
[  292.820892][ T6532]  do_syscall_64+0x55/0xb0
[  292.825312][ T6532]  ? clear_bhb_loop+0x40/0x90
[  292.830163][ T6532]  ? clear_bhb_loop+0x40/0x90
[  292.834835][ T6532]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.840718][ T6532] RIP: 0033:0x7f9f63d90eea
[  292.845161][ T6532] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  292.864904][ T6532] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.873314][ T6532] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  292.881283][ T6532] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  292.889246][ T6532] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  292.897211][ T6532] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.905174][ T6532] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  292.913203][ T6532]  </TASK>
[  292.924030][ T6532] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.938559][ T6532] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.291293][ T6535] loop1: detected capacity change from 0 to 32768
[  293.309747][ T6535] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  293.317171][ T6535] CPU: 1 PID: 6535 Comm: syz.1.205 Not tainted syzkaller #0
[  293.324484][ T6535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  293.334563][ T6535] Call Trace:
[  293.337859][ T6535]  <TASK>
[  293.340806][ T6535]  dump_stack_lvl+0x16c/0x230
[  293.345527][ T6535]  ? show_regs_print_info+0x20/0x20
[  293.350753][ T6535]  ? load_image+0x3b0/0x3b0
[  293.355292][ T6535]  sysfs_create_dir_ns+0x256/0x280
[  293.360434][ T6535]  ? sysfs_warn_dup+0xa0/0xa0
[  293.365142][ T6535]  ? do_raw_spin_unlock+0x121/0x230
[  293.370382][ T6535]  kobject_add_internal+0x6b8/0xc70
[  293.375618][ T6535]  kobject_init_and_add+0x126/0x190
[  293.380839][ T6535]  ? lockdep_softirqs_off+0x430/0x430
[  293.386244][ T6535]  ? kobject_add+0x220/0x220
[  293.390859][ T6535]  ? __init_swait_queue_head+0xa9/0x150
[  293.396431][ T6535]  gfs2_sys_fs_add+0x238/0x470
[  293.401235][ T6535]  ? gfs2_recover_set+0x250/0x250
[  293.406300][ T6535]  ? apply_workqueue_attrs+0x180/0x180
[  293.411789][ T6535]  gfs2_fill_super+0x1323/0x1f80
[  293.416731][ T6535]  ? gfs2_reconfigure+0xb10/0xb10
[  293.421764][ T6535]  ? setup_bdev_super+0x56b/0x660
[  293.426802][ T6535]  get_tree_bdev+0x3e4/0x510
[  293.431411][ T6535]  ? end_current_label_crit_section+0x170/0x170
[  293.437665][ T6535]  ? gfs2_reconfigure+0xb10/0xb10
[  293.442695][ T6535]  ? setup_bdev_super+0x660/0x660
[  293.447717][ T6535]  gfs2_get_tree+0x51/0x1e0
[  293.452222][ T6535]  vfs_get_tree+0x8c/0x280
[  293.456630][ T6535]  do_new_mount+0x24b/0xa40
[  293.461131][ T6535]  __se_sys_mount+0x2da/0x3c0
[  293.465812][ T6535]  ? __x64_sys_mount+0xc0/0xc0
[  293.470620][ T6535]  ? lockdep_hardirqs_on+0x98/0x150
[  293.475812][ T6535]  ? __x64_sys_mount+0x20/0xc0
[  293.480570][ T6535]  do_syscall_64+0x55/0xb0
[  293.484977][ T6535]  ? clear_bhb_loop+0x40/0x90
[  293.489644][ T6535]  ? clear_bhb_loop+0x40/0x90
[  293.494313][ T6535]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  293.500210][ T6535] RIP: 0033:0x7f9f63d90eea
[  293.504623][ T6535] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  293.524313][ T6535] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.532721][ T6535] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  293.540683][ T6535] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  293.548649][ T6535] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  293.556611][ T6535] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  293.564575][ T6535] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  293.572552][ T6535]  </TASK>
[  293.580821][ T6535] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  293.595220][ T6535] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.897760][   T51] Bluetooth: hci1: command 0x0406 tx timeout
[  293.984657][ T6540] loop1: detected capacity change from 0 to 32768
[  293.994376][ T6540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.002352][ T6540] CPU: 1 PID: 6540 Comm: syz.1.206 Not tainted syzkaller #0
[  294.009679][ T6540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.019758][ T6540] Call Trace:
[  294.023058][ T6540]  <TASK>
[  294.026016][ T6540]  dump_stack_lvl+0x16c/0x230
[  294.030826][ T6540]  ? show_regs_print_info+0x20/0x20
[  294.036064][ T6540]  ? load_image+0x3b0/0x3b0
[  294.040615][ T6540]  sysfs_create_dir_ns+0x256/0x280
[  294.045758][ T6540]  ? sysfs_warn_dup+0xa0/0xa0
[  294.050466][ T6540]  ? do_raw_spin_unlock+0x121/0x230
[  294.055698][ T6540]  kobject_add_internal+0x6b8/0xc70
[  294.060906][ T6540]  kobject_init_and_add+0x126/0x190
[  294.066110][ T6540]  ? lockdep_softirqs_off+0x430/0x430
[  294.071489][ T6540]  ? kobject_add+0x220/0x220
[  294.076084][ T6540]  ? __init_swait_queue_head+0xa9/0x150
[  294.081637][ T6540]  gfs2_sys_fs_add+0x238/0x470
[  294.086458][ T6540]  ? gfs2_recover_set+0x250/0x250
[  294.091484][ T6540]  ? apply_workqueue_attrs+0x180/0x180
[  294.096950][ T6540]  gfs2_fill_super+0x1323/0x1f80
[  294.101902][ T6540]  ? gfs2_reconfigure+0xb10/0xb10
[  294.106931][ T6540]  ? setup_bdev_super+0x56b/0x660
[  294.112033][ T6540]  get_tree_bdev+0x3e4/0x510
[  294.116614][ T6540]  ? end_current_label_crit_section+0x170/0x170
[  294.122852][ T6540]  ? gfs2_reconfigure+0xb10/0xb10
[  294.128148][ T6540]  ? setup_bdev_super+0x660/0x660
[  294.133172][ T6540]  gfs2_get_tree+0x51/0x1e0
[  294.137670][ T6540]  vfs_get_tree+0x8c/0x280
[  294.142079][ T6540]  do_new_mount+0x24b/0xa40
[  294.146584][ T6540]  __se_sys_mount+0x2da/0x3c0
[  294.151297][ T6540]  ? __x64_sys_mount+0xc0/0xc0
[  294.156064][ T6540]  ? lockdep_hardirqs_on+0x98/0x150
[  294.161347][ T6540]  ? __x64_sys_mount+0x20/0xc0
[  294.166112][ T6540]  do_syscall_64+0x55/0xb0
[  294.170527][ T6540]  ? clear_bhb_loop+0x40/0x90
[  294.175195][ T6540]  ? clear_bhb_loop+0x40/0x90
[  294.179867][ T6540]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  294.185753][ T6540] RIP: 0033:0x7f9f63d90eea
[  294.190162][ 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
[  294.209762][ T6540] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.218176][ T6540] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  294.226149][ T6540] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  294.234122][ T6540] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  294.242174][ T6540] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  294.250140][ T6540] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  294.258120][ T6540]  </TASK>
[  294.265768][ 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.
[  294.279815][ T6540] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  294.660466][ T6545] loop1: detected capacity change from 0 to 32768
[  294.674738][ T6545] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.682368][ T6545] CPU: 1 PID: 6545 Comm: syz.1.207 Not tainted syzkaller #0
[  294.689682][ T6545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.699763][ T6545] Call Trace:
[  294.703074][ T6545]  <TASK>
[  294.706028][ T6545]  dump_stack_lvl+0x16c/0x230
[  294.710737][ T6545]  ? show_regs_print_info+0x20/0x20
[  294.715945][ T6545]  ? load_image+0x3b0/0x3b0
[  294.720451][ T6545]  sysfs_create_dir_ns+0x256/0x280
[  294.725648][ T6545]  ? sysfs_warn_dup+0xa0/0xa0
[  294.730326][ T6545]  ? do_raw_spin_unlock+0x121/0x230
[  294.735520][ T6545]  kobject_add_internal+0x6b8/0xc70
[  294.740720][ T6545]  kobject_init_and_add+0x126/0x190
[  294.745912][ T6545]  ? lockdep_softirqs_off+0x430/0x430
[  294.751278][ T6545]  ? kobject_add+0x220/0x220
[  294.755872][ T6545]  ? __init_swait_queue_head+0xa9/0x150
[  294.761412][ T6545]  gfs2_sys_fs_add+0x238/0x470
[  294.766183][ T6545]  ? gfs2_recover_set+0x250/0x250
[  294.771213][ T6545]  ? apply_workqueue_attrs+0x180/0x180
[  294.776676][ T6545]  gfs2_fill_super+0x1323/0x1f80
[  294.781623][ T6545]  ? gfs2_reconfigure+0xb10/0xb10
[  294.786657][ T6545]  ? setup_bdev_super+0x56b/0x660
[  294.791681][ T6545]  get_tree_bdev+0x3e4/0x510
[  294.796270][ T6545]  ? end_current_label_crit_section+0x170/0x170
[  294.802544][ T6545]  ? gfs2_reconfigure+0xb10/0xb10
[  294.807667][ T6545]  ? setup_bdev_super+0x660/0x660
[  294.812699][ T6545]  gfs2_get_tree+0x51/0x1e0
[  294.817200][ T6545]  vfs_get_tree+0x8c/0x280
[  294.821608][ T6545]  do_new_mount+0x24b/0xa40
[  294.826109][ T6545]  __se_sys_mount+0x2da/0x3c0
[  294.830786][ T6545]  ? __x64_sys_mount+0xc0/0xc0
[  294.835546][ T6545]  ? lockdep_hardirqs_on+0x98/0x150
[  294.840740][ T6545]  ? __x64_sys_mount+0x20/0xc0
[  294.845520][ T6545]  do_syscall_64+0x55/0xb0
[  294.849942][ T6545]  ? clear_bhb_loop+0x40/0x90
[  294.854622][ T6545]  ? clear_bhb_loop+0x40/0x90
[  294.859301][ T6545]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  294.865285][ T6545] RIP: 0033:0x7f9f63d90eea
[  294.869693][ T6545] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  294.889291][ T6545] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.897707][ T6545] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  294.905669][ T6545] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  294.913631][ T6545] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  294.921592][ T6545] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  294.929571][ T6545] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  294.937568][ T6545]  </TASK>
[  294.942476][ T6545] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  294.962756][ T6545] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  295.286009][ T6548] loop1: detected capacity change from 0 to 32768
[  295.301438][ T6548] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  295.309905][ T6548] CPU: 1 PID: 6548 Comm: syz.1.208 Not tainted syzkaller #0
[  295.317231][ T6548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  295.327329][ T6548] Call Trace:
[  295.330642][ T6548]  <TASK>
[  295.333607][ T6548]  dump_stack_lvl+0x16c/0x230
[  295.338319][ T6548]  ? show_regs_print_info+0x20/0x20
[  295.343602][ T6548]  ? load_image+0x3b0/0x3b0
[  295.348148][ T6548]  sysfs_create_dir_ns+0x256/0x280
[  295.353299][ T6548]  ? sysfs_warn_dup+0xa0/0xa0
[  295.358007][ T6548]  ? do_raw_spin_unlock+0x121/0x230
[  295.363239][ T6548]  kobject_add_internal+0x6b8/0xc70
[  295.368479][ T6548]  kobject_init_and_add+0x126/0x190
[  295.373757][ T6548]  ? lockdep_softirqs_off+0x430/0x430
[  295.379159][ T6548]  ? kobject_add+0x220/0x220
[  295.383777][ T6548]  ? __init_swait_queue_head+0xa9/0x150
[  295.389351][ T6548]  gfs2_sys_fs_add+0x238/0x470
[  295.394150][ T6548]  ? gfs2_recover_set+0x250/0x250
[  295.399205][ T6548]  ? apply_workqueue_attrs+0x180/0x180
[  295.404700][ T6548]  gfs2_fill_super+0x1323/0x1f80
[  295.409687][ T6548]  ? gfs2_reconfigure+0xb10/0xb10
[  295.414743][ T6548]  ? setup_bdev_super+0x56b/0x660
[  295.419769][ T6548]  get_tree_bdev+0x3e4/0x510
[  295.424357][ T6548]  ? end_current_label_crit_section+0x170/0x170
[  295.430593][ T6548]  ? gfs2_reconfigure+0xb10/0xb10
[  295.435618][ T6548]  ? setup_bdev_super+0x660/0x660
[  295.440636][ T6548]  gfs2_get_tree+0x51/0x1e0
[  295.445136][ T6548]  vfs_get_tree+0x8c/0x280
[  295.449543][ T6548]  do_new_mount+0x24b/0xa40
[  295.454063][ T6548]  __se_sys_mount+0x2da/0x3c0
[  295.458804][ T6548]  ? __x64_sys_mount+0xc0/0xc0
[  295.463584][ T6548]  ? lockdep_hardirqs_on+0x98/0x150
[  295.468791][ T6548]  ? __x64_sys_mount+0x20/0xc0
[  295.473564][ T6548]  do_syscall_64+0x55/0xb0
[  295.477990][ T6548]  ? clear_bhb_loop+0x40/0x90
[  295.482675][ T6548]  ? clear_bhb_loop+0x40/0x90
[  295.487351][ T6548]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  295.493271][ T6548] RIP: 0033:0x7f9f63d90eea
[  295.497688][ T6548] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  295.517566][ T6548] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.525993][ T6548] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  295.533967][ T6548] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  295.541940][ T6548] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  295.550087][ T6548] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  295.558050][ T6548] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  295.566030][ T6548]  </TASK>
[  295.570331][ T6548] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  295.584509][ T6548] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  295.953368][ T6551] loop1: detected capacity change from 0 to 32768
[  295.965903][ T6551] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  295.978759][ T6551] CPU: 0 PID: 6551 Comm: syz.1.209 Not tainted syzkaller #0
[  295.986098][ T6551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  295.996190][ T6551] Call Trace:
[  295.999493][ T6551]  <TASK>
[  296.002451][ T6551]  dump_stack_lvl+0x16c/0x230
[  296.007276][ T6551]  ? show_regs_print_info+0x20/0x20
[  296.012521][ T6551]  ? load_image+0x3b0/0x3b0
[  296.017069][ T6551]  sysfs_create_dir_ns+0x256/0x280
[  296.022222][ T6551]  ? sysfs_warn_dup+0xa0/0xa0
[  296.026929][ T6551]  ? do_raw_spin_unlock+0x121/0x230
[  296.032169][ T6551]  kobject_add_internal+0x6b8/0xc70
[  296.037400][ T6551]  kobject_init_and_add+0x126/0x190
[  296.042628][ T6551]  ? lockdep_softirqs_off+0x430/0x430
[  296.048029][ T6551]  ? kobject_add+0x220/0x220
[  296.052646][ T6551]  ? __init_swait_queue_head+0xa9/0x150
[  296.058216][ T6551]  gfs2_sys_fs_add+0x238/0x470
[  296.063006][ T6551]  ? gfs2_recover_set+0x250/0x250
[  296.068064][ T6551]  ? apply_workqueue_attrs+0x180/0x180
[  296.073560][ T6551]  gfs2_fill_super+0x1323/0x1f80
[  296.078538][ T6551]  ? gfs2_reconfigure+0xb10/0xb10
[  296.083594][ T6551]  ? setup_bdev_super+0x56b/0x660
[  296.088639][ T6551]  get_tree_bdev+0x3e4/0x510
[  296.093241][ T6551]  ? end_current_label_crit_section+0x170/0x170
[  296.099520][ T6551]  ? gfs2_reconfigure+0xb10/0xb10
[  296.104566][ T6551]  ? setup_bdev_super+0x660/0x660
[  296.109609][ T6551]  gfs2_get_tree+0x51/0x1e0
[  296.114141][ T6551]  vfs_get_tree+0x8c/0x280
[  296.118559][ T6551]  do_new_mount+0x24b/0xa40
[  296.123057][ T6551]  __se_sys_mount+0x2da/0x3c0
[  296.127741][ T6551]  ? __x64_sys_mount+0xc0/0xc0
[  296.132517][ T6551]  ? lockdep_hardirqs_on+0x98/0x150
[  296.137709][ T6551]  ? __x64_sys_mount+0x20/0xc0
[  296.142462][ T6551]  do_syscall_64+0x55/0xb0
[  296.146861][ T6551]  ? clear_bhb_loop+0x40/0x90
[  296.151528][ T6551]  ? clear_bhb_loop+0x40/0x90
[  296.156191][ T6551]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  296.162069][ T6551] RIP: 0033:0x7f9f63d90eea
[  296.166466][ T6551] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  296.186082][ T6551] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.194499][ T6551] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  296.202462][ T6551] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  296.210426][ T6551] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  296.218389][ T6551] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  296.226353][ T6551] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  296.234339][ T6551]  </TASK>
[  296.246133][ T6551] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  296.260117][ T6551] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  296.634614][ T6556] loop1: detected capacity change from 0 to 32768
[  296.649768][ T6556] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  296.657211][ T6556] CPU: 1 PID: 6556 Comm: syz.1.210 Not tainted syzkaller #0
[  296.664520][ T6556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  296.674598][ T6556] Call Trace:
[  296.677903][ T6556]  <TASK>
[  296.680861][ T6556]  dump_stack_lvl+0x16c/0x230
[  296.685588][ T6556]  ? show_regs_print_info+0x20/0x20
[  296.690820][ T6556]  ? load_image+0x3b0/0x3b0
[  296.695374][ T6556]  sysfs_create_dir_ns+0x256/0x280
[  296.700517][ T6556]  ? sysfs_warn_dup+0xa0/0xa0
[  296.705229][ T6556]  ? do_raw_spin_unlock+0x121/0x230
[  296.710457][ T6556]  kobject_add_internal+0x6b8/0xc70
[  296.715666][ T6556]  kobject_init_and_add+0x126/0x190
[  296.720868][ T6556]  ? lockdep_softirqs_off+0x430/0x430
[  296.726234][ T6556]  ? kobject_add+0x220/0x220
[  296.730820][ T6556]  ? __init_swait_queue_head+0xa9/0x150
[  296.736363][ T6556]  gfs2_sys_fs_add+0x238/0x470
[  296.741128][ T6556]  ? gfs2_recover_set+0x250/0x250
[  296.746151][ T6556]  ? apply_workqueue_attrs+0x180/0x180
[  296.751622][ T6556]  gfs2_fill_super+0x1323/0x1f80
[  296.756567][ T6556]  ? gfs2_reconfigure+0xb10/0xb10
[  296.761598][ T6556]  ? setup_bdev_super+0x56b/0x660
[  296.766616][ T6556]  get_tree_bdev+0x3e4/0x510
[  296.771283][ T6556]  ? end_current_label_crit_section+0x170/0x170
[  296.777517][ T6556]  ? gfs2_reconfigure+0xb10/0xb10
[  296.782560][ T6556]  ? setup_bdev_super+0x660/0x660
[  296.787600][ T6556]  gfs2_get_tree+0x51/0x1e0
[  296.792119][ T6556]  vfs_get_tree+0x8c/0x280
[  296.796539][ T6556]  do_new_mount+0x24b/0xa40
[  296.801052][ T6556]  __se_sys_mount+0x2da/0x3c0
[  296.805722][ T6556]  ? __x64_sys_mount+0xc0/0xc0
[  296.810480][ T6556]  ? lockdep_hardirqs_on+0x98/0x150
[  296.815695][ T6556]  ? __x64_sys_mount+0x20/0xc0
[  296.820452][ T6556]  do_syscall_64+0x55/0xb0
[  296.824864][ T6556]  ? clear_bhb_loop+0x40/0x90
[  296.829531][ T6556]  ? clear_bhb_loop+0x40/0x90
[  296.834199][ T6556]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  296.840082][ T6556] RIP: 0033:0x7f9f63d90eea
[  296.844494][ T6556] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  296.864098][ T6556] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.872605][ T6556] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  296.880578][ T6556] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  296.888627][ T6556] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  296.896613][ T6556] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  296.904592][ T6556] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  296.912567][ T6556]  </TASK>
[  296.921150][ T6556] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  296.935368][ T6556] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/12/31 10:39:15 executed programs: 196
[  297.276026][ T6559] loop1: detected capacity change from 0 to 32768
[  297.287815][ T6559] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  297.295230][ T6559] CPU: 0 PID: 6559 Comm: syz.1.211 Not tainted syzkaller #0
[  297.302531][ T6559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  297.312611][ T6559] Call Trace:
[  297.315914][ T6559]  <TASK>
[  297.318870][ T6559]  dump_stack_lvl+0x16c/0x230
[  297.323585][ T6559]  ? show_regs_print_info+0x20/0x20
[  297.328826][ T6559]  ? load_image+0x3b0/0x3b0
[  297.333371][ T6559]  sysfs_create_dir_ns+0x256/0x280
[  297.338514][ T6559]  ? sysfs_warn_dup+0xa0/0xa0
[  297.343217][ T6559]  ? do_raw_spin_unlock+0x121/0x230
[  297.348451][ T6559]  kobject_add_internal+0x6b8/0xc70
[  297.353686][ T6559]  kobject_init_and_add+0x126/0x190
[  297.358897][ T6559]  ? lockdep_softirqs_off+0x430/0x430
[  297.364270][ T6559]  ? kobject_add+0x220/0x220
[  297.368871][ T6559]  ? __init_swait_queue_head+0xa9/0x150
[  297.374434][ T6559]  gfs2_sys_fs_add+0x238/0x470
[  297.379212][ T6559]  ? gfs2_recover_set+0x250/0x250
[  297.384239][ T6559]  ? apply_workqueue_attrs+0x180/0x180
[  297.389699][ T6559]  gfs2_fill_super+0x1323/0x1f80
[  297.394654][ T6559]  ? gfs2_reconfigure+0xb10/0xb10
[  297.399682][ T6559]  ? setup_bdev_super+0x56b/0x660
[  297.404709][ T6559]  get_tree_bdev+0x3e4/0x510
[  297.409313][ T6559]  ? end_current_label_crit_section+0x170/0x170
[  297.415577][ T6559]  ? gfs2_reconfigure+0xb10/0xb10
[  297.420602][ T6559]  ? setup_bdev_super+0x660/0x660
[  297.425624][ T6559]  gfs2_get_tree+0x51/0x1e0
[  297.430138][ T6559]  vfs_get_tree+0x8c/0x280
[  297.434545][ T6559]  do_new_mount+0x24b/0xa40
[  297.439059][ T6559]  __se_sys_mount+0x2da/0x3c0
[  297.443760][ T6559]  ? __x64_sys_mount+0xc0/0xc0
[  297.448528][ T6559]  ? lockdep_hardirqs_on+0x98/0x150
[  297.453730][ T6559]  ? __x64_sys_mount+0x20/0xc0
[  297.458489][ T6559]  do_syscall_64+0x55/0xb0
[  297.462901][ T6559]  ? clear_bhb_loop+0x40/0x90
[  297.467570][ T6559]  ? clear_bhb_loop+0x40/0x90
[  297.472240][ T6559]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  297.478125][ T6559] RIP: 0033:0x7f9f63d90eea
[  297.482530][ T6559] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  297.502140][ T6559] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.510545][ T6559] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  297.518515][ T6559] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  297.526485][ T6559] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  297.534460][ T6559] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  297.542427][ T6559] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  297.550403][ T6559]  </TASK>
[  297.559478][ T6559] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  297.582018][ T6559] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  297.912600][ T6562] loop1: detected capacity change from 0 to 32768
[  297.921062][ T6562] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  297.932291][ T6562] CPU: 1 PID: 6562 Comm: syz.1.212 Not tainted syzkaller #0
[  297.939708][ T6562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  297.949849][ T6562] Call Trace:
[  297.953157][ T6562]  <TASK>
[  297.956125][ T6562]  dump_stack_lvl+0x16c/0x230
[  297.960848][ T6562]  ? show_regs_print_info+0x20/0x20
[  297.966089][ T6562]  ? load_image+0x3b0/0x3b0
[  297.970638][ T6562]  sysfs_create_dir_ns+0x256/0x280
[  297.975793][ T6562]  ? sysfs_warn_dup+0xa0/0xa0
[  297.980516][ T6562]  ? do_raw_spin_unlock+0x121/0x230
[  297.985747][ T6562]  kobject_add_internal+0x6b8/0xc70
[  297.990993][ T6562]  kobject_init_and_add+0x126/0x190
[  297.996222][ T6562]  ? lockdep_softirqs_off+0x430/0x430
[  298.001631][ T6562]  ? kobject_add+0x220/0x220
[  298.006263][ T6562]  ? __init_swait_queue_head+0xa9/0x150
[  298.011853][ T6562]  gfs2_sys_fs_add+0x238/0x470
[  298.016656][ T6562]  ? gfs2_recover_set+0x250/0x250
[  298.021703][ T6562]  ? apply_workqueue_attrs+0x180/0x180
[  298.027197][ T6562]  gfs2_fill_super+0x1323/0x1f80
[  298.032339][ T6562]  ? gfs2_reconfigure+0xb10/0xb10
[  298.037383][ T6562]  ? setup_bdev_super+0x56b/0x660
[  298.042400][ T6562]  get_tree_bdev+0x3e4/0x510
[  298.046981][ T6562]  ? end_current_label_crit_section+0x170/0x170
[  298.053215][ T6562]  ? gfs2_reconfigure+0xb10/0xb10
[  298.058239][ T6562]  ? setup_bdev_super+0x660/0x660
[  298.063264][ T6562]  gfs2_get_tree+0x51/0x1e0
[  298.067764][ T6562]  vfs_get_tree+0x8c/0x280
[  298.072177][ T6562]  do_new_mount+0x24b/0xa40
[  298.076676][ T6562]  __se_sys_mount+0x2da/0x3c0
[  298.081353][ T6562]  ? __x64_sys_mount+0xc0/0xc0
[  298.086111][ T6562]  ? lockdep_hardirqs_on+0x98/0x150
[  298.091302][ T6562]  ? __x64_sys_mount+0x20/0xc0
[  298.096068][ T6562]  do_syscall_64+0x55/0xb0
[  298.100473][ T6562]  ? clear_bhb_loop+0x40/0x90
[  298.105170][ T6562]  ? clear_bhb_loop+0x40/0x90
[  298.109865][ T6562]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  298.115763][ T6562] RIP: 0033:0x7f9f63d90eea
[  298.120176][ T6562] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  298.139785][ T6562] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.148209][ T6562] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  298.156195][ T6562] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  298.164171][ T6562] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  298.172146][ T6562] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  298.180209][ T6562] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  298.188186][ T6562]  </TASK>
[  298.198321][ T6562] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  298.215043][ T6562] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  298.556096][ T6565] loop1: detected capacity change from 0 to 32768
[  298.566630][ T6565] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  298.574233][ T6565] CPU: 1 PID: 6565 Comm: syz.1.213 Not tainted syzkaller #0
[  298.581552][ T6565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  298.591638][ T6565] Call Trace:
[  298.594943][ T6565]  <TASK>
[  298.597901][ T6565]  dump_stack_lvl+0x16c/0x230
[  298.602617][ T6565]  ? show_regs_print_info+0x20/0x20
[  298.607845][ T6565]  ? load_image+0x3b0/0x3b0
[  298.612399][ T6565]  sysfs_create_dir_ns+0x256/0x280
[  298.617625][ T6565]  ? sysfs_warn_dup+0xa0/0xa0
[  298.622332][ T6565]  ? do_raw_spin_unlock+0x121/0x230
[  298.627714][ T6565]  kobject_add_internal+0x6b8/0xc70
[  298.632945][ T6565]  kobject_init_and_add+0x126/0x190
[  298.638155][ T6565]  ? lockdep_softirqs_off+0x430/0x430
[  298.643548][ T6565]  ? kobject_add+0x220/0x220
[  298.648156][ T6565]  ? __init_swait_queue_head+0xa9/0x150
[  298.653706][ T6565]  gfs2_sys_fs_add+0x238/0x470
[  298.658471][ T6565]  ? gfs2_recover_set+0x250/0x250
[  298.663495][ T6565]  ? apply_workqueue_attrs+0x180/0x180
[  298.668961][ T6565]  gfs2_fill_super+0x1323/0x1f80
[  298.673911][ T6565]  ? gfs2_reconfigure+0xb10/0xb10
[  298.678955][ T6565]  ? setup_bdev_super+0x56b/0x660
[  298.683993][ T6565]  get_tree_bdev+0x3e4/0x510
[  298.688620][ T6565]  ? end_current_label_crit_section+0x170/0x170
[  298.694888][ T6565]  ? gfs2_reconfigure+0xb10/0xb10
[  298.699919][ T6565]  ? setup_bdev_super+0x660/0x660
[  298.704943][ T6565]  gfs2_get_tree+0x51/0x1e0
[  298.709443][ T6565]  vfs_get_tree+0x8c/0x280
[  298.713850][ T6565]  do_new_mount+0x24b/0xa40
[  298.718358][ T6565]  __se_sys_mount+0x2da/0x3c0
[  298.723031][ T6565]  ? __x64_sys_mount+0xc0/0xc0
[  298.727790][ T6565]  ? lockdep_hardirqs_on+0x98/0x150
[  298.732985][ T6565]  ? __x64_sys_mount+0x20/0xc0
[  298.737742][ T6565]  do_syscall_64+0x55/0xb0
[  298.742154][ T6565]  ? clear_bhb_loop+0x40/0x90
[  298.746826][ T6565]  ? clear_bhb_loop+0x40/0x90
[  298.751498][ T6565]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  298.757387][ T6565] RIP: 0033:0x7f9f63d90eea
[  298.761794][ T6565] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  298.781403][ T6565] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.789822][ T6565] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  298.797792][ T6565] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  298.805755][ T6565] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  298.813715][ T6565] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  298.821679][ T6565] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  298.829654][ T6565]  </TASK>
[  298.835582][ T6565] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  298.849767][ T6565] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.216592][ T6568] loop1: detected capacity change from 0 to 32768
[  299.230760][ T6568] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  299.238460][ T6568] CPU: 0 PID: 6568 Comm: syz.1.214 Not tainted syzkaller #0
[  299.245786][ T6568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  299.255871][ T6568] Call Trace:
[  299.259216][ T6568]  <TASK>
[  299.262246][ T6568]  dump_stack_lvl+0x16c/0x230
[  299.266951][ T6568]  ? show_regs_print_info+0x20/0x20
[  299.272181][ T6568]  ? load_image+0x3b0/0x3b0
[  299.276719][ T6568]  sysfs_create_dir_ns+0x256/0x280
[  299.281880][ T6568]  ? sysfs_warn_dup+0xa0/0xa0
[  299.286586][ T6568]  ? do_raw_spin_unlock+0x121/0x230
[  299.291808][ T6568]  kobject_add_internal+0x6b8/0xc70
[  299.297043][ T6568]  kobject_init_and_add+0x126/0x190
[  299.302258][ T6568]  ? lockdep_softirqs_off+0x430/0x430
[  299.307634][ T6568]  ? kobject_add+0x220/0x220
[  299.312242][ T6568]  ? __init_swait_queue_head+0xa9/0x150
[  299.317782][ T6568]  gfs2_sys_fs_add+0x238/0x470
[  299.322539][ T6568]  ? gfs2_recover_set+0x250/0x250
[  299.327649][ T6568]  ? apply_workqueue_attrs+0x180/0x180
[  299.333130][ T6568]  gfs2_fill_super+0x1323/0x1f80
[  299.338076][ T6568]  ? gfs2_reconfigure+0xb10/0xb10
[  299.343110][ T6568]  ? setup_bdev_super+0x56b/0x660
[  299.348135][ T6568]  get_tree_bdev+0x3e4/0x510
[  299.352714][ T6568]  ? end_current_label_crit_section+0x170/0x170
[  299.358950][ T6568]  ? gfs2_reconfigure+0xb10/0xb10
[  299.363974][ T6568]  ? setup_bdev_super+0x660/0x660
[  299.368995][ T6568]  gfs2_get_tree+0x51/0x1e0
[  299.373614][ T6568]  vfs_get_tree+0x8c/0x280
[  299.378040][ T6568]  do_new_mount+0x24b/0xa40
[  299.382566][ T6568]  __se_sys_mount+0x2da/0x3c0
[  299.387271][ T6568]  ? __x64_sys_mount+0xc0/0xc0
[  299.392041][ T6568]  ? lockdep_hardirqs_on+0x98/0x150
[  299.397237][ T6568]  ? __x64_sys_mount+0x20/0xc0
[  299.401997][ T6568]  do_syscall_64+0x55/0xb0
[  299.406406][ T6568]  ? clear_bhb_loop+0x40/0x90
[  299.411075][ T6568]  ? clear_bhb_loop+0x40/0x90
[  299.415748][ T6568]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  299.421634][ T6568] RIP: 0033:0x7f9f63d90eea
[  299.426043][ T6568] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  299.445735][ T6568] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  299.454146][ T6568] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  299.462307][ T6568] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  299.470288][ T6568] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  299.478259][ T6568] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  299.486227][ T6568] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  299.494205][ T6568]  </TASK>
[  299.505247][ T6568] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  299.520014][ T6568] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.861087][ T6571] loop1: detected capacity change from 0 to 32768
[  299.875053][ T6571] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  299.882639][ T6571] CPU: 1 PID: 6571 Comm: syz.1.215 Not tainted syzkaller #0
[  299.889960][ T6571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  299.900039][ T6571] Call Trace:
[  299.903337][ T6571]  <TASK>
[  299.906291][ T6571]  dump_stack_lvl+0x16c/0x230
[  299.911360][ T6571]  ? show_regs_print_info+0x20/0x20
[  299.916590][ T6571]  ? load_image+0x3b0/0x3b0
[  299.921139][ T6571]  sysfs_create_dir_ns+0x256/0x280
[  299.926277][ T6571]  ? sysfs_warn_dup+0xa0/0xa0
[  299.930986][ T6571]  ? do_raw_spin_unlock+0x121/0x230
[  299.936210][ T6571]  kobject_add_internal+0x6b8/0xc70
[  299.941453][ T6571]  kobject_init_and_add+0x126/0x190
[  299.946672][ T6571]  ? lockdep_softirqs_off+0x430/0x430
[  299.952066][ T6571]  ? kobject_add+0x220/0x220
[  299.956680][ T6571]  ? __init_swait_queue_head+0xa9/0x150
[  299.962246][ T6571]  gfs2_sys_fs_add+0x238/0x470
[  299.967027][ T6571]  ? gfs2_recover_set+0x250/0x250
[  299.972078][ T6571]  ? apply_workqueue_attrs+0x180/0x180
[  299.977567][ T6571]  gfs2_fill_super+0x1323/0x1f80
[  299.982802][ T6571]  ? gfs2_reconfigure+0xb10/0xb10
[  299.987872][ T6571]  ? setup_bdev_super+0x56b/0x660
[  299.992899][ T6571]  get_tree_bdev+0x3e4/0x510
[  299.997485][ T6571]  ? end_current_label_crit_section+0x170/0x170
[  300.003725][ T6571]  ? gfs2_reconfigure+0xb10/0xb10
[  300.008759][ T6571]  ? setup_bdev_super+0x660/0x660
[  300.013785][ T6571]  gfs2_get_tree+0x51/0x1e0
[  300.018289][ T6571]  vfs_get_tree+0x8c/0x280
[  300.022709][ T6571]  do_new_mount+0x24b/0xa40
[  300.027210][ T6571]  __se_sys_mount+0x2da/0x3c0
[  300.031880][ T6571]  ? __x64_sys_mount+0xc0/0xc0
[  300.036641][ T6571]  ? lockdep_hardirqs_on+0x98/0x150
[  300.041831][ T6571]  ? __x64_sys_mount+0x20/0xc0
[  300.046590][ T6571]  do_syscall_64+0x55/0xb0
[  300.050999][ T6571]  ? clear_bhb_loop+0x40/0x90
[  300.055664][ T6571]  ? clear_bhb_loop+0x40/0x90
[  300.060330][ T6571]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  300.066212][ T6571] RIP: 0033:0x7f9f63d90eea
[  300.070618][ T6571] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  300.090213][ T6571] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.098619][ T6571] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  300.106580][ T6571] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  300.114563][ T6571] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  300.122563][ T6571] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  300.130523][ T6571] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  300.138494][ T6571]  </TASK>
[  300.144421][ T6571] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  300.160763][ T6571] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  300.536594][ T6574] loop1: detected capacity change from 0 to 32768
[  300.546077][ T6574] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.555059][ T6574] CPU: 1 PID: 6574 Comm: syz.1.216 Not tainted syzkaller #0
[  300.562382][ T6574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  300.572557][ T6574] Call Trace:
[  300.575856][ T6574]  <TASK>
[  300.578807][ T6574]  dump_stack_lvl+0x16c/0x230
[  300.583519][ T6574]  ? show_regs_print_info+0x20/0x20
[  300.588753][ T6574]  ? load_image+0x3b0/0x3b0
[  300.593301][ T6574]  sysfs_create_dir_ns+0x256/0x280
[  300.598450][ T6574]  ? sysfs_warn_dup+0xa0/0xa0
[  300.603166][ T6574]  ? do_raw_spin_unlock+0x121/0x230
[  300.608403][ T6574]  kobject_add_internal+0x6b8/0xc70
[  300.613719][ T6574]  kobject_init_and_add+0x126/0x190
[  300.618953][ T6574]  ? lockdep_softirqs_off+0x430/0x430
[  300.624470][ T6574]  ? kobject_add+0x220/0x220
[  300.629107][ T6574]  ? __init_swait_queue_head+0xa9/0x150
[  300.634697][ T6574]  gfs2_sys_fs_add+0x238/0x470
[  300.639505][ T6574]  ? gfs2_recover_set+0x250/0x250
[  300.644567][ T6574]  ? apply_workqueue_attrs+0x180/0x180
[  300.650054][ T6574]  gfs2_fill_super+0x1323/0x1f80
[  300.655095][ T6574]  ? gfs2_reconfigure+0xb10/0xb10
[  300.660121][ T6574]  ? setup_bdev_super+0x56b/0x660
[  300.665136][ T6574]  get_tree_bdev+0x3e4/0x510
[  300.669713][ T6574]  ? end_current_label_crit_section+0x170/0x170
[  300.675948][ T6574]  ? gfs2_reconfigure+0xb10/0xb10
[  300.681049][ T6574]  ? setup_bdev_super+0x660/0x660
[  300.686070][ T6574]  gfs2_get_tree+0x51/0x1e0
[  300.690568][ T6574]  vfs_get_tree+0x8c/0x280
[  300.694975][ T6574]  do_new_mount+0x24b/0xa40
[  300.699543][ T6574]  __se_sys_mount+0x2da/0x3c0
[  300.704211][ T6574]  ? __x64_sys_mount+0xc0/0xc0
[  300.708962][ T6574]  ? lockdep_hardirqs_on+0x98/0x150
[  300.714150][ T6574]  ? __x64_sys_mount+0x20/0xc0
[  300.718903][ T6574]  do_syscall_64+0x55/0xb0
[  300.723309][ T6574]  ? clear_bhb_loop+0x40/0x90
[  300.727977][ T6574]  ? clear_bhb_loop+0x40/0x90
[  300.732680][ T6574]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  300.738651][ T6574] RIP: 0033:0x7f9f63d90eea
[  300.743061][ T6574] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  300.762670][ T6574] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.771175][ T6574] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  300.779143][ T6574] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  300.787102][ T6574] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  300.795081][ T6574] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  300.803060][ T6574] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  300.811043][ T6574]  </TASK>
[  300.817676][ T6574] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  300.837701][ T6574] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  301.203558][ T6577] loop1: detected capacity change from 0 to 32768
[  301.221406][ T6577] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  301.228966][ T6577] CPU: 1 PID: 6577 Comm: syz.1.217 Not tainted syzkaller #0
[  301.236284][ T6577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  301.246363][ T6577] Call Trace:
[  301.249661][ T6577]  <TASK>
[  301.252604][ T6577]  dump_stack_lvl+0x16c/0x230
[  301.257319][ T6577]  ? show_regs_print_info+0x20/0x20
[  301.262635][ T6577]  ? load_image+0x3b0/0x3b0
[  301.267171][ T6577]  sysfs_create_dir_ns+0x256/0x280
[  301.272309][ T6577]  ? sysfs_warn_dup+0xa0/0xa0
[  301.277018][ T6577]  ? do_raw_spin_unlock+0x121/0x230
[  301.282249][ T6577]  kobject_add_internal+0x6b8/0xc70
[  301.287485][ T6577]  kobject_init_and_add+0x126/0x190
[  301.292703][ T6577]  ? lockdep_softirqs_off+0x430/0x430
[  301.298084][ T6577]  ? kobject_add+0x220/0x220
[  301.302675][ T6577]  ? __init_swait_queue_head+0xa9/0x150
[  301.308222][ T6577]  gfs2_sys_fs_add+0x238/0x470
[  301.313007][ T6577]  ? gfs2_recover_set+0x250/0x250
[  301.318048][ T6577]  ? apply_workqueue_attrs+0x180/0x180
[  301.323503][ T6577]  gfs2_fill_super+0x1323/0x1f80
[  301.328442][ T6577]  ? gfs2_reconfigure+0xb10/0xb10
[  301.333465][ T6577]  ? setup_bdev_super+0x56b/0x660
[  301.338485][ T6577]  get_tree_bdev+0x3e4/0x510
[  301.343068][ T6577]  ? end_current_label_crit_section+0x170/0x170
[  301.349311][ T6577]  ? gfs2_reconfigure+0xb10/0xb10
[  301.354330][ T6577]  ? setup_bdev_super+0x660/0x660
[  301.359353][ T6577]  gfs2_get_tree+0x51/0x1e0
[  301.363851][ T6577]  vfs_get_tree+0x8c/0x280
[  301.368257][ T6577]  do_new_mount+0x24b/0xa40
[  301.372762][ T6577]  __se_sys_mount+0x2da/0x3c0
[  301.377452][ T6577]  ? __x64_sys_mount+0xc0/0xc0
[  301.382295][ T6577]  ? lockdep_hardirqs_on+0x98/0x150
[  301.387490][ T6577]  ? __x64_sys_mount+0x20/0xc0
[  301.392243][ T6577]  do_syscall_64+0x55/0xb0
[  301.396651][ T6577]  ? clear_bhb_loop+0x40/0x90
[  301.401319][ T6577]  ? clear_bhb_loop+0x40/0x90
[  301.406091][ T6577]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  301.411973][ T6577] RIP: 0033:0x7f9f63d90eea
[  301.416377][ T6577] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  301.435978][ T6577] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.444389][ T6577] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  301.452354][ T6577] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  301.460323][ T6577] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  301.468288][ T6577] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  301.476247][ T6577] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  301.484220][ T6577]  </TASK>
[  301.498334][ T6577] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  301.523356][ T6577] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  301.883078][ T6580] loop1: detected capacity change from 0 to 32768
[  301.896874][ T6580] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  301.904567][ T6580] CPU: 1 PID: 6580 Comm: syz.1.218 Not tainted syzkaller #0
[  301.911881][ T6580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  301.921963][ T6580] Call Trace:
[  301.925280][ T6580]  <TASK>
[  301.928239][ T6580]  dump_stack_lvl+0x16c/0x230
[  301.932957][ T6580]  ? show_regs_print_info+0x20/0x20
[  301.938190][ T6580]  ? load_image+0x3b0/0x3b0
[  301.942745][ T6580]  sysfs_create_dir_ns+0x256/0x280
[  301.947912][ T6580]  ? sysfs_warn_dup+0xa0/0xa0
[  301.952628][ T6580]  ? do_raw_spin_unlock+0x121/0x230
[  301.958244][ T6580]  kobject_add_internal+0x6b8/0xc70
[  301.963488][ T6580]  kobject_init_and_add+0x126/0x190
[  301.968694][ T6580]  ? lockdep_softirqs_off+0x430/0x430
[  301.974064][ T6580]  ? kobject_add+0x220/0x220
[  301.978737][ T6580]  ? __init_swait_queue_head+0xa9/0x150
[  301.984488][ T6580]  gfs2_sys_fs_add+0x238/0x470
[  301.989291][ T6580]  ? gfs2_recover_set+0x250/0x250
[  301.994375][ T6580]  ? apply_workqueue_attrs+0x180/0x180
[  301.999963][ T6580]  gfs2_fill_super+0x1323/0x1f80
[  302.004931][ T6580]  ? gfs2_reconfigure+0xb10/0xb10
[  302.009975][ T6580]  ? setup_bdev_super+0x56b/0x660
[  302.015007][ T6580]  get_tree_bdev+0x3e4/0x510
[  302.019597][ T6580]  ? end_current_label_crit_section+0x170/0x170
[  302.025831][ T6580]  ? gfs2_reconfigure+0xb10/0xb10
[  302.031374][ T6580]  ? setup_bdev_super+0x660/0x660
[  302.036398][ T6580]  gfs2_get_tree+0x51/0x1e0
[  302.040927][ T6580]  vfs_get_tree+0x8c/0x280
[  302.045361][ T6580]  do_new_mount+0x24b/0xa40
[  302.049873][ T6580]  __se_sys_mount+0x2da/0x3c0
[  302.054634][ T6580]  ? __x64_sys_mount+0xc0/0xc0
[  302.059402][ T6580]  ? lockdep_hardirqs_on+0x98/0x150
[  302.064596][ T6580]  ? __x64_sys_mount+0x20/0xc0
[  302.069421][ T6580]  do_syscall_64+0x55/0xb0
[  302.073838][ T6580]  ? clear_bhb_loop+0x40/0x90
[  302.078506][ T6580]  ? clear_bhb_loop+0x40/0x90
[  302.083183][ T6580]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  302.089078][ T6580] RIP: 0033:0x7f9f63d90eea
[  302.093486][ T6580] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.113090][ T6580] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.121497][ T6580] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  302.129478][ T6580] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  302.137453][ T6580] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  302.145424][ T6580] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  302.153410][ T6580] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  302.161392][ T6580]  </TASK>
[  302.175369][ T6580] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  302.189869][ T6580] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/12/31 10:39:21 executed programs: 204
[  302.513229][ T6583] loop1: detected capacity change from 0 to 32768
[  302.526008][ T6583] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.534009][ T6583] CPU: 1 PID: 6583 Comm: syz.1.219 Not tainted syzkaller #0
[  302.541328][ T6583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  302.551405][ T6583] Call Trace:
[  302.554715][ T6583]  <TASK>
[  302.557675][ T6583]  dump_stack_lvl+0x16c/0x230
[  302.562395][ T6583]  ? show_regs_print_info+0x20/0x20
[  302.567628][ T6583]  ? load_image+0x3b0/0x3b0
[  302.572162][ T6583]  sysfs_create_dir_ns+0x256/0x280
[  302.577311][ T6583]  ? sysfs_warn_dup+0xa0/0xa0
[  302.582018][ T6583]  ? do_raw_spin_unlock+0x121/0x230
[  302.587256][ T6583]  kobject_add_internal+0x6b8/0xc70
[  302.592496][ T6583]  kobject_init_and_add+0x126/0x190
[  302.597720][ T6583]  ? lockdep_softirqs_off+0x430/0x430
[  302.603114][ T6583]  ? kobject_add+0x220/0x220
[  302.607734][ T6583]  ? __init_swait_queue_head+0xa9/0x150
[  302.613309][ T6583]  gfs2_sys_fs_add+0x238/0x470
[  302.618104][ T6583]  ? gfs2_recover_set+0x250/0x250
[  302.623159][ T6583]  ? apply_workqueue_attrs+0x180/0x180
[  302.628667][ T6583]  gfs2_fill_super+0x1323/0x1f80
[  302.633663][ T6583]  ? gfs2_reconfigure+0xb10/0xb10
[  302.638832][ T6583]  ? setup_bdev_super+0x56b/0x660
[  302.643898][ T6583]  get_tree_bdev+0x3e4/0x510
[  302.648512][ T6583]  ? end_current_label_crit_section+0x170/0x170
[  302.654757][ T6583]  ? gfs2_reconfigure+0xb10/0xb10
[  302.659862][ T6583]  ? setup_bdev_super+0x660/0x660
[  302.664883][ T6583]  gfs2_get_tree+0x51/0x1e0
[  302.669389][ T6583]  vfs_get_tree+0x8c/0x280
[  302.673809][ T6583]  do_new_mount+0x24b/0xa40
[  302.678313][ T6583]  __se_sys_mount+0x2da/0x3c0
[  302.682985][ T6583]  ? __x64_sys_mount+0xc0/0xc0
[  302.687748][ T6583]  ? lockdep_hardirqs_on+0x98/0x150
[  302.692941][ T6583]  ? __x64_sys_mount+0x20/0xc0
[  302.697698][ T6583]  do_syscall_64+0x55/0xb0
[  302.702110][ T6583]  ? clear_bhb_loop+0x40/0x90
[  302.706780][ T6583]  ? clear_bhb_loop+0x40/0x90
[  302.711450][ T6583]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  302.717426][ T6583] RIP: 0033:0x7f9f63d90eea
[  302.721921][ T6583] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.741533][ T6583] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.749945][ T6583] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  302.757908][ T6583] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  302.765870][ T6583] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  302.773917][ T6583] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  302.781880][ T6583] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  302.789858][ T6583]  </TASK>
[  302.800573][ T6583] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  302.814756][ T6583] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.192404][ T6586] loop1: detected capacity change from 0 to 32768
[  303.201489][ T6586] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  303.209413][ T6586] CPU: 1 PID: 6586 Comm: syz.1.220 Not tainted syzkaller #0
[  303.216725][ T6586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  303.226804][ T6586] Call Trace:
[  303.230106][ T6586]  <TASK>
[  303.233067][ T6586]  dump_stack_lvl+0x16c/0x230
[  303.237795][ T6586]  ? show_regs_print_info+0x20/0x20
[  303.243040][ T6586]  ? load_image+0x3b0/0x3b0
[  303.247587][ T6586]  sysfs_create_dir_ns+0x256/0x280
[  303.252736][ T6586]  ? sysfs_warn_dup+0xa0/0xa0
[  303.257449][ T6586]  ? do_raw_spin_unlock+0x121/0x230
[  303.262694][ T6586]  kobject_add_internal+0x6b8/0xc70
[  303.267935][ T6586]  kobject_init_and_add+0x126/0x190
[  303.273167][ T6586]  ? lockdep_softirqs_off+0x430/0x430
[  303.278565][ T6586]  ? kobject_add+0x220/0x220
[  303.283172][ T6586]  ? __init_swait_queue_head+0xa9/0x150
[  303.288711][ T6586]  gfs2_sys_fs_add+0x238/0x470
[  303.293471][ T6586]  ? gfs2_recover_set+0x250/0x250
[  303.298502][ T6586]  ? apply_workqueue_attrs+0x180/0x180
[  303.303957][ T6586]  gfs2_fill_super+0x1323/0x1f80
[  303.308895][ T6586]  ? gfs2_reconfigure+0xb10/0xb10
[  303.313913][ T6586]  ? setup_bdev_super+0x56b/0x660
[  303.319018][ T6586]  get_tree_bdev+0x3e4/0x510
[  303.323606][ T6586]  ? end_current_label_crit_section+0x170/0x170
[  303.329862][ T6586]  ? gfs2_reconfigure+0xb10/0xb10
[  303.334911][ T6586]  ? setup_bdev_super+0x660/0x660
[  303.339947][ T6586]  gfs2_get_tree+0x51/0x1e0
[  303.344453][ T6586]  vfs_get_tree+0x8c/0x280
[  303.348868][ T6586]  do_new_mount+0x24b/0xa40
[  303.353401][ T6586]  __se_sys_mount+0x2da/0x3c0
[  303.358102][ T6586]  ? __x64_sys_mount+0xc0/0xc0
[  303.362858][ T6586]  ? lockdep_hardirqs_on+0x98/0x150
[  303.368054][ T6586]  ? __x64_sys_mount+0x20/0xc0
[  303.372834][ T6586]  do_syscall_64+0x55/0xb0
[  303.377262][ T6586]  ? clear_bhb_loop+0x40/0x90
[  303.381949][ T6586]  ? clear_bhb_loop+0x40/0x90
[  303.386623][ T6586]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  303.392628][ T6586] RIP: 0033:0x7f9f63d90eea
[  303.397051][ T6586] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  303.416660][ T6586] RSP: 002b:00007ffc95b8b598 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.425073][ T6586] RAX: ffffffffffffffda RBX: 00007ffc95b8b620 RCX: 00007f9f63d90eea
[  303.433039][ T6586] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffc95b8b5e0
[  303.441002][ T6586] RBP: 0000200000000000 R08: 00007ffc95b8b620 R09: 0000000000208c1b
[  303.448963][ T6586] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  303.456926][ T6586] R13: 00007ffc95b8b5e0 R14: 0000000000012754 R15: 0000200000012900
[  303.464899][ T6586]  </TASK>
[  303.470404][   T29] INFO: task syz-executor:5890 blocked for more than 143 seconds.
[  303.472088][ T6586] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  303.478565][   T29]       Not tainted syzkaller #0
[  303.494721][ T6586] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.497947][   T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  303.513227][   T29] task:syz-executor    state:D stack:21736 pid:5890  ppid:1      flags:0x00004004
[  303.522509][   T29] Call Trace:
[  303.525798][   T29]  <TASK>
[  303.528814][   T29]  __schedule+0x14d2/0x44d0
[  303.533389][   T29]  ? asan.module_dtor+0x20/0x20
[  303.538315][   T29]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  303.544328][   T29]  ? lock_chain_count+0x20/0x20
[  303.549287][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  303.554560][   T29]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  303.560647][   T29]  ? _raw_spin_unlock+0x40/0x40
[  303.565536][   T29]  schedule+0xbd/0x170
[  303.569705][   T29]  bit_wait+0x11/0xd0
[  303.573707][   T29]  __wait_on_bit+0xac/0x2d0
[  303.578348][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  303.584439][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  303.590583][   T29]  out_of_line_wait_on_bit+0x123/0x170
[  303.596067][   T29]  ? __wait_on_bit+0x2d0/0x2d0
[  303.601237][   T29]  ? bit_waitqueue+0x30/0x30
[  303.605860][   T29]  gfs2_glock_wait+0xbd/0x2a0
[  303.610626][   T29]  __gfs2_lookup+0x118/0x270
[  303.615234][   T29]  ? lockdep_softirqs_off+0x430/0x430
[  303.620671][   T29]  ? gfs2_atomic_open+0x220/0x220
[  303.625710][   T29]  ? __lookup_slow+0x281/0x3b0
[  303.630666][   T29]  ? __init_waitqueue_head+0xa9/0x150
[  303.636065][   T29]  __lookup_slow+0x281/0x3b0
[  303.640736][   T29]  ? lookup_one_len+0x2c0/0x2c0
[  303.645610][   T29]  ? down_read+0x1ac/0x2e0
[  303.650090][   T29]  lookup_slow+0x53/0x70
[  303.654346][   T29]  walk_component+0x2be/0x3f0
[  303.659062][   T29]  ? path_lookupat+0x15c/0x440
[  303.663851][   T29]  path_lookupat+0x169/0x440
[  303.668563][   T29]  filename_lookup+0x1f4/0x510
[  303.673341][   T29]  ? __virt_addr_valid+0x18c/0x540
[  303.678524][   T29]  ? hashlen_string+0x110/0x110
[  303.683397][   T29]  ? strncpy_from_user+0x197/0x2e0
[  303.688574][   T29]  ? getname_flags+0x20a/0x500
[  303.693352][   T29]  user_path_at_empty+0x42/0x60
[  303.698366][   T29]  __x64_sys_umount+0xf5/0x170
[  303.703419][   T29]  ? path_umount+0xef0/0xef0
[  303.708117][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  303.713379][   T29]  do_syscall_64+0x55/0xb0
[  303.717968][   T29]  ? clear_bhb_loop+0x40/0x90
[  303.722677][   T29]  ? clear_bhb_loop+0x40/0x90
[  303.727371][   T29]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  303.733363][   T29] RIP: 0033:0x7f8d73b90a77
[  303.737834][   T29] RSP: 002b:00007ffe23954698 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  303.746244][   T29] RAX: ffffffffffffffda RBX: 00007f8d73c13d7d RCX: 00007f8d73b90a77
[  303.754294][   T29] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe23954750
[  303.762321][   T29] RBP: 00007ffe23954750 R08: 0000000000000000 R09: 0000000000000000
[  303.770359][   T29] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe23955840
[  303.778463][   T29] R13: 00007f8d73c13d7d R14: 000055558c41e4a8 R15: 00007ffe23957a00
[  303.786444][   T29]  </TASK>
[  303.789606][   T29] 
[  303.789606][   T29] Showing all locks held in the system:
[  303.797328][   T29] 1 lock held by khungtaskd/29:
[  303.802423][   T29]  #0: ffffffff8cd2ff20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290
[  303.812812][   T29] 2 locks held by kworker/u4:6/1319:
[  303.818410][   T29] 5 locks held by kworker/u4:7/2974:
[  303.823710][   T29]  #0: ffffffff8cd2ff20 (rcu_read_lock){....}-{1:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[  303.834230][   T29]  #1: ffff8880b8e289c0 (psi_seq){-.-.}-{0:0}, at: __schedule+0x20ee/0x44d0
[  303.843366][   T29]  #2: ffffffff8cd2ff20 (rcu_read_lock){....}-{1:2}, at: batadv_nc_worker+0xd2/0x610
[  303.853092][   T29]  #3: ffffffff970c3e68 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x6c/0x4b0
[  303.863460][   T29]  #4: ffff8880b8e289c0 (psi_seq){-.-.}-{0:0}, at: enqueue_task+0x275/0x2c0
[  303.872739][   T29] 2 locks held by getty/5522:
[  303.877569][   T29]  #0: ffff88823bce08a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  303.887352][   T29]  #1: ffffc9000326e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380
[  303.897589][   T29] 1 lock held by syz-executor/5890:
[  303.902796][   T29]  #0: ffff888061da0ed0 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x46/0x70
[  303.913638][   T29] 
[  303.916012][   T29] =============================================
[  303.916012][   T29] 
[  303.926942][   T29] NMI backtrace for cpu 1
[  303.931311][   T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  303.938527][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  303.948610][   T29] Call Trace:
[  303.951908][   T29]  <TASK>
[  303.954857][   T29]  dump_stack_lvl+0x16c/0x230
[  303.959566][   T29]  ? show_regs_print_info+0x20/0x20
[  303.964783][   T29]  ? load_image+0x3b0/0x3b0
[  303.969301][   T29]  nmi_cpu_backtrace+0x39b/0x3d0
[  303.974239][   T29]  ? nmi_trigger_cpumask_backtrace+0x2f0/0x2f0
[  303.980386][   T29]  ? _printk+0xd0/0x110
[  303.984545][   T29]  ? load_image+0x3b0/0x3b0
[  303.989040][   T29]  ? load_image+0x3b0/0x3b0
[  303.993550][   T29]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  303.999612][   T29]  nmi_trigger_cpumask_backtrace+0x17a/0x2f0
[  304.005585][   T29]  watchdog+0xf41/0xf80
[  304.009738][   T29]  ? watchdog+0x1e1/0xf80
[  304.014089][   T29]  kthread+0x2fa/0x390
[  304.018174][   T29]  ? hungtask_pm_notify+0x90/0x90
[  304.023215][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.027797][   T29]  ret_from_fork+0x48/0x80
[  304.032206][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.036784][   T29]  ret_from_fork_asm+0x11/0x20
[  304.041555][   T29]  </TASK>
[  304.045239][   T29] Sending NMI from CPU 1 to CPUs 0:
[  304.050641][    C0] NMI backtrace for cpu 0
[  304.050653][    C0] CPU: 0 PID: 2974 Comm: kworker/u4:7 Not tainted syzkaller #0
[  304.050670][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.050680][    C0] Workqueue: events_unbound cfg80211_wiphy_work
[  304.050703][    C0] RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x60
[  304.050725][    C0] Code: 00 00 f3 0f 1e fa 53 48 89 fb e8 13 00 00 00 48 8b 3d 9c 92 c4 0c 48 89 de 5b e9 43 9d 56 00 cc cc cc f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0d f0 24 7e 7e 65 8b 15 f1 24 7e 7e 81 e2 00 01 ff 00 74
[  304.050744][    C0] RSP: 0018:ffffc9000c3776d8 EFLAGS: 00000a06
[  304.050757][    C0] RAX: ffffffff89dac2ac RBX: ffff88807d6760d0 RCX: 1ffff9200186eee4
[  304.050770][    C0] RDX: ffff88807d6760d0 RSI: ffff8880789a1ca8 RDI: ffff88807a1a8e20
[  304.050783][    C0] RBP: ffffc9000c377810 R08: ffff88807a1ab5b8 R09: 1ffffffff1c94425
[  304.050795][    C0] R10: dffffc0000000000 R11: fffffbfff1c94426 R12: dffffc0000000000
[  304.050808][    C0] R13: ffffc9000c377740 R14: ffff8880789a1ca8 R15: dffffc0000000000
[  304.050821][    C0] FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[  304.050835][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  304.050847][    C0] CR2: 00007f78c37b8000 CR3: 000000002fc9a000 CR4: 00000000003506f0
[  304.050861][    C0] Call Trace:
[  304.050866][    C0]  <TASK>
[  304.050872][    C0]  ieee80211_bss_info_update+0x9c/0x930
[  304.050899][    C0]  ? ieee80211_inform_bss+0x1060/0x1060
[  304.050918][    C0]  ? ieee80211_ibss_rx_queued_mgmt+0xe05/0x2ac0
[  304.050936][    C0]  ? __lock_acquire+0x7c80/0x7c80
[  304.050956][    C0]  ? ieee80211_mandatory_rates+0x1cc/0x230
[  304.050976][    C0]  ieee80211_ibss_rx_queued_mgmt+0x17c9/0x2ac0
[  304.051001][    C0]  ? ieee80211_ibss_rx_queued_mgmt+0xe05/0x2ac0
[  304.051019][    C0]  ? ieee80211_ibss_rx_no_sta+0x7a0/0x7a0
[  304.051040][    C0]  ? mark_lock+0x94/0x320
[  304.051057][    C0]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  304.051076][    C0]  ? lock_chain_count+0x20/0x20
[  304.051091][    C0]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  304.051113][    C0]  ? lockdep_hardirqs_on+0x98/0x150
[  304.051132][    C0]  ? skb_dequeue+0x10e/0x140
[  304.051153][    C0]  ieee80211_iface_work+0x717/0xc70
[  304.051170][    C0]  ? _raw_spin_unlock_irq+0x23/0x50
[  304.051190][    C0]  cfg80211_wiphy_work+0x225/0x260
[  304.051208][    C0]  ? process_scheduled_works+0x957/0x15b0
[  304.051283][    C0]  process_scheduled_works+0xa45/0x15b0
[  304.051323][    C0]  ? assign_work+0x400/0x400
[  304.051344][    C0]  ? assign_work+0x39e/0x400
[  304.051363][    C0]  worker_thread+0xa55/0xfc0
[  304.051382][    C0]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  304.051417][    C0]  ? _raw_spin_unlock+0x40/0x40
[  304.051433][    C0]  ? _raw_spin_unlock_irqrestore+0x86/0x110
[  304.051461][    C0]  kthread+0x2fa/0x390
[  304.051476][    C0]  ? pr_cont_work+0x560/0x560
[  304.051494][    C0]  ? kthread_blkcg+0xd0/0xd0
[  304.051509][    C0]  ret_from_fork+0x48/0x80
[  304.051526][    C0]  ? kthread_blkcg+0xd0/0xd0
[  304.051541][    C0]  ret_from_fork_asm+0x11/0x20
[  304.051569][    C0]  </TASK>
[  304.351204][   T29] Kernel panic - not syncing: hung_task: blocked tasks
[  304.358073][   T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  304.365287][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.375356][   T29] Call Trace:
[  304.378667][   T29]  <TASK>
[  304.381604][   T29]  dump_stack_lvl+0x16c/0x230
[  304.386304][   T29]  ? show_regs_print_info+0x20/0x20
[  304.391524][   T29]  ? load_image+0x3b0/0x3b0
[  304.396053][   T29]  panic+0x2c0/0x710
[  304.399969][   T29]  ? schedule_preempt_disabled+0x20/0x20
[  304.405626][   T29]  ? bpf_jit_dump+0xd0/0xd0
[  304.410673][   T29]  ? __irq_work_queue_local+0x13a/0x3b0
[  304.416250][   T29]  ? nmi_trigger_cpumask_backtrace+0x2a4/0x2f0
[  304.422521][   T29]  watchdog+0xf80/0xf80
[  304.426675][   T29]  ? watchdog+0x1e1/0xf80
[  304.431003][   T29]  kthread+0x2fa/0x390
[  304.435058][   T29]  ? hungtask_pm_notify+0x90/0x90
[  304.440070][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.444643][   T29]  ret_from_fork+0x48/0x80
[  304.449052][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.453625][   T29]  ret_from_fork_asm+0x11/0x20
[  304.458386][   T29]  </TASK>
[  304.461844][   T29] Kernel Offset: disabled
[  304.466163][   T29] Rebooting in 86400 seconds..