9][ T6444]  ? gfs2_recover_set+0x250/0x250
[  277.471377][ T6444]  ? apply_workqueue_attrs+0x180/0x180
[  277.476899][ T6444]  gfs2_fill_super+0x1323/0x1f80
[  277.481905][ T6444]  ? gfs2_reconfigure+0xb10/0xb10
[  277.486978][ T6444]  ? setup_bdev_super+0x56b/0x660
[  277.492002][ T6444]  get_tree_bdev+0x3e4/0x510
[  277.496660][ T6444]  ? end_current_label_crit_section+0x170/0x170
[  277.502890][ T6444]  ? gfs2_reconfigure+0xb10/0xb10
[  277.507899][ T6444]  ? setup_bdev_super+0x660/0x660
[  277.512906][ T6444]  gfs2_get_tree+0x51/0x1e0
[  277.517392][ T6444]  vfs_get_tree+0x8c/0x280
[  277.521806][ T6444]  do_new_mount+0x24b/0xa40
[  277.526293][ T6444]  __se_sys_mount+0x2da/0x3c0
[  277.530952][ T6444]  ? __x64_sys_mount+0xc0/0xc0
[  277.535694][ T6444]  ? lockdep_hardirqs_on+0x98/0x150
[  277.540872][ T6444]  ? __x64_sys_mount+0x20/0xc0
[  277.545628][ T6444]  do_syscall_64+0x55/0xb0
[  277.550022][ T6444]  ? clear_bhb_loop+0x40/0x90
[  277.554684][ T6444]  ? clear_bhb_loop+0x40/0x90
[  277.559435][ T6444]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  277.565317][ T6444] RIP: 0033:0x7f0efc590eea
[  277.569726][ T6444] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  277.589688][ T6444] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  277.598172][ T6444] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  277.606234][ T6444] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  277.614196][ T6444] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  277.622150][ T6444] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  277.630106][ T6444] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  277.638069][ T6444]  </TASK>
[  277.643171][ T6444] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  277.657403][ T6444] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  277.991543][ T6447] loop1: detected capacity change from 0 to 32768
[  278.001125][ T6447] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  278.008763][ T6447] CPU: 1 PID: 6447 Comm: syz.1.175 Not tainted syzkaller #0
[  278.016093][ T6447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  278.026186][ T6447] Call Trace:
[  278.029504][ T6447]  <TASK>
[  278.032475][ T6447]  dump_stack_lvl+0x16c/0x230
[  278.037210][ T6447]  ? show_regs_print_info+0x20/0x20
[  278.042453][ T6447]  ? load_image+0x3b0/0x3b0
[  278.047014][ T6447]  sysfs_create_dir_ns+0x256/0x280
[  278.052189][ T6447]  ? sysfs_warn_dup+0xa0/0xa0
[  278.056939][ T6447]  ? do_raw_spin_unlock+0x121/0x230
[  278.062713][ T6447]  kobject_add_internal+0x6b8/0xc70
[  278.068163][ T6447]  kobject_init_and_add+0x126/0x190
[  278.073410][ T6447]  ? lockdep_softirqs_off+0x430/0x430
[  278.078811][ T6447]  ? kobject_add+0x220/0x220
[  278.083424][ T6447]  ? __init_swait_queue_head+0xa9/0x150
[  278.089137][ T6447]  gfs2_sys_fs_add+0x238/0x470
[  278.093908][ T6447]  ? gfs2_recover_set+0x250/0x250
[  278.099047][ T6447]  ? apply_workqueue_attrs+0x180/0x180
[  278.104506][ T6447]  gfs2_fill_super+0x1323/0x1f80
[  278.109456][ T6447]  ? gfs2_reconfigure+0xb10/0xb10
[  278.114476][ T6447]  ? setup_bdev_super+0x56b/0x660
[  278.119502][ T6447]  get_tree_bdev+0x3e4/0x510
[  278.124179][ T6447]  ? end_current_label_crit_section+0x170/0x170
[  278.130442][ T6447]  ? gfs2_reconfigure+0xb10/0xb10
[  278.135506][ T6447]  ? setup_bdev_super+0x660/0x660
[  278.140557][ T6447]  gfs2_get_tree+0x51/0x1e0
[  278.145097][ T6447]  vfs_get_tree+0x8c/0x280
[  278.149547][ T6447]  do_new_mount+0x24b/0xa40
[  278.154115][ T6447]  __se_sys_mount+0x2da/0x3c0
[  278.158817][ T6447]  ? __x64_sys_mount+0xc0/0xc0
[  278.163598][ T6447]  ? lockdep_hardirqs_on+0x98/0x150
[  278.168813][ T6447]  ? __x64_sys_mount+0x20/0xc0
[  278.173736][ T6447]  do_syscall_64+0x55/0xb0
[  278.178163][ T6447]  ? clear_bhb_loop+0x40/0x90
[  278.182868][ T6447]  ? clear_bhb_loop+0x40/0x90
[  278.187582][ T6447]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  278.193499][ T6447] RIP: 0033:0x7f0efc590eea
[  278.197934][ T6447] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  278.217572][ T6447] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  278.226003][ T6447] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  278.233982][ T6447] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  278.241967][ T6447] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  278.249944][ T6447] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  278.257921][ T6447] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  278.266003][ T6447]  </TASK>
[  278.273416][ T6447] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  278.289711][ T6447] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  278.651067][ T6450] loop1: detected capacity change from 0 to 32768
[  278.664808][ T6450] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  278.673083][ T6450] CPU: 0 PID: 6450 Comm: syz.1.176 Not tainted syzkaller #0
[  278.680424][ T6450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  278.690524][ T6450] Call Trace:
[  278.693844][ T6450]  <TASK>
[  278.696821][ T6450]  dump_stack_lvl+0x16c/0x230
[  278.701650][ T6450]  ? show_regs_print_info+0x20/0x20
[  278.706915][ T6450]  ? load_image+0x3b0/0x3b0
[  278.711474][ T6450]  sysfs_create_dir_ns+0x256/0x280
[  278.716628][ T6450]  ? sysfs_warn_dup+0xa0/0xa0
[  278.721353][ T6450]  ? do_raw_spin_unlock+0x121/0x230
[  278.726598][ T6450]  kobject_add_internal+0x6b8/0xc70
[  278.731854][ T6450]  kobject_init_and_add+0x126/0x190
[  278.737178][ T6450]  ? lockdep_softirqs_off+0x430/0x430
[  278.742587][ T6450]  ? kobject_add+0x220/0x220
[  278.747225][ T6450]  ? __init_swait_queue_head+0xa9/0x150
[  278.752910][ T6450]  gfs2_sys_fs_add+0x238/0x470
[  278.757722][ T6450]  ? gfs2_recover_set+0x250/0x250
[  278.762792][ T6450]  ? apply_workqueue_attrs+0x180/0x180
[  278.768311][ T6450]  gfs2_fill_super+0x1323/0x1f80
[  278.773305][ T6450]  ? gfs2_reconfigure+0xb10/0xb10
[  278.778383][ T6450]  ? setup_bdev_super+0x56b/0x660
[  278.783443][ T6450]  get_tree_bdev+0x3e4/0x510
[  278.788066][ T6450]  ? end_current_label_crit_section+0x170/0x170
[  278.794337][ T6450]  ? gfs2_reconfigure+0xb10/0xb10
[  278.799440][ T6450]  ? setup_bdev_super+0x660/0x660
[  278.804458][ T6450]  gfs2_get_tree+0x51/0x1e0
[  278.808947][ T6450]  vfs_get_tree+0x8c/0x280
[  278.813345][ T6450]  do_new_mount+0x24b/0xa40
[  278.817834][ T6450]  __se_sys_mount+0x2da/0x3c0
[  278.822528][ T6450]  ? __x64_sys_mount+0xc0/0xc0
[  278.827272][ T6450]  ? lockdep_hardirqs_on+0x98/0x150
[  278.832455][ T6450]  ? __x64_sys_mount+0x20/0xc0
[  278.837200][ T6450]  do_syscall_64+0x55/0xb0
[  278.841611][ T6450]  ? clear_bhb_loop+0x40/0x90
[  278.846273][ T6450]  ? clear_bhb_loop+0x40/0x90
[  278.850933][ T6450]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  278.856811][ T6450] RIP: 0033:0x7f0efc590eea
[  278.861390][ T6450] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  278.881414][ T6450] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  278.889809][ T6450] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  278.897871][ T6450] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  278.905836][ T6450] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  278.913799][ T6450] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  278.921753][ T6450] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  278.929715][ T6450]  </TASK>
[  278.936417][ T6450] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  278.950830][ T6450] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  279.320898][ T6453] loop1: detected capacity change from 0 to 32768
[  279.333213][ T6453] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  279.340877][ T6453] CPU: 0 PID: 6453 Comm: syz.1.177 Not tainted syzkaller #0
[  279.348377][ T6453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  279.358561][ T6453] Call Trace:
[  279.361880][ T6453]  <TASK>
[  279.364840][ T6453]  dump_stack_lvl+0x16c/0x230
[  279.369571][ T6453]  ? show_regs_print_info+0x20/0x20
[  279.374830][ T6453]  ? load_image+0x3b0/0x3b0
[  279.379389][ T6453]  sysfs_create_dir_ns+0x256/0x280
[  279.384546][ T6453]  ? sysfs_warn_dup+0xa0/0xa0
[  279.389275][ T6453]  ? do_raw_spin_unlock+0x121/0x230
[  279.394622][ T6453]  kobject_add_internal+0x6b8/0xc70
[  279.399950][ T6453]  kobject_init_and_add+0x126/0x190
[  279.405174][ T6453]  ? lockdep_softirqs_off+0x430/0x430
[  279.410560][ T6453]  ? kobject_add+0x220/0x220
[  279.415174][ T6453]  ? __init_swait_queue_head+0xa9/0x150
[  279.420732][ T6453]  gfs2_sys_fs_add+0x238/0x470
[  279.425509][ T6453]  ? gfs2_recover_set+0x250/0x250
[  279.430553][ T6453]  ? apply_workqueue_attrs+0x180/0x180
[  279.436033][ T6453]  gfs2_fill_super+0x1323/0x1f80
[  279.440996][ T6453]  ? gfs2_reconfigure+0xb10/0xb10
[  279.446043][ T6453]  ? setup_bdev_super+0x56b/0x660
[  279.451082][ T6453]  get_tree_bdev+0x3e4/0x510
[  279.455769][ T6453]  ? end_current_label_crit_section+0x170/0x170
[  279.462139][ T6453]  ? gfs2_reconfigure+0xb10/0xb10
[  279.467290][ T6453]  ? setup_bdev_super+0x660/0x660
[  279.472344][ T6453]  gfs2_get_tree+0x51/0x1e0
[  279.476876][ T6453]  vfs_get_tree+0x8c/0x280
[  279.481306][ T6453]  do_new_mount+0x24b/0xa40
[  279.485830][ T6453]  __se_sys_mount+0x2da/0x3c0
[  279.490519][ T6453]  ? __x64_sys_mount+0xc0/0xc0
[  279.495299][ T6453]  ? lockdep_hardirqs_on+0x98/0x150
[  279.500598][ T6453]  ? __x64_sys_mount+0x20/0xc0
[  279.505377][ T6453]  do_syscall_64+0x55/0xb0
[  279.509804][ T6453]  ? clear_bhb_loop+0x40/0x90
[  279.514528][ T6453]  ? clear_bhb_loop+0x40/0x90
[  279.519223][ T6453]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  279.525125][ T6453] RIP: 0033:0x7f0efc590eea
[  279.529551][ T6453] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  279.549168][ T6453] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  279.557591][ T6453] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  279.565574][ T6453] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  279.573565][ T6453] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  279.581550][ T6453] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  279.589534][ T6453] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  279.597525][ T6453]  </TASK>
[  279.617896][ T6453] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  279.637075][ T6453] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 08:03:23 executed programs: 163
[  279.992363][ T6456] loop1: detected capacity change from 0 to 32768
[  280.007940][ T6456] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.015565][ T6456] CPU: 1 PID: 6456 Comm: syz.1.178 Not tainted syzkaller #0
[  280.022977][ T6456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  280.033076][ T6456] Call Trace:
[  280.036399][ T6456]  <TASK>
[  280.039374][ T6456]  dump_stack_lvl+0x16c/0x230
[  280.044114][ T6456]  ? show_regs_print_info+0x20/0x20
[  280.049377][ T6456]  ? load_image+0x3b0/0x3b0
[  280.053939][ T6456]  sysfs_create_dir_ns+0x256/0x280
[  280.059101][ T6456]  ? sysfs_warn_dup+0xa0/0xa0
[  280.063833][ T6456]  ? do_raw_spin_unlock+0x121/0x230
[  280.069080][ T6456]  kobject_add_internal+0x6b8/0xc70
[  280.074315][ T6456]  kobject_init_and_add+0x126/0x190
[  280.079660][ T6456]  ? lockdep_softirqs_off+0x430/0x430
[  280.085167][ T6456]  ? kobject_add+0x220/0x220
[  280.089799][ T6456]  ? __init_swait_queue_head+0xa9/0x150
[  280.095366][ T6456]  gfs2_sys_fs_add+0x238/0x470
[  280.100179][ T6456]  ? gfs2_recover_set+0x250/0x250
[  280.105337][ T6456]  ? apply_workqueue_attrs+0x180/0x180
[  280.111005][ T6456]  gfs2_fill_super+0x1323/0x1f80
[  280.115971][ T6456]  ? gfs2_reconfigure+0xb10/0xb10
[  280.121034][ T6456]  ? setup_bdev_super+0x56b/0x660
[  280.126067][ T6456]  get_tree_bdev+0x3e4/0x510
[  280.130674][ T6456]  ? end_current_label_crit_section+0x170/0x170
[  280.136933][ T6456]  ? gfs2_reconfigure+0xb10/0xb10
[  280.141970][ T6456]  ? setup_bdev_super+0x660/0x660
[  280.147095][ T6456]  gfs2_get_tree+0x51/0x1e0
[  280.151626][ T6456]  vfs_get_tree+0x8c/0x280
[  280.156054][ T6456]  do_new_mount+0x24b/0xa40
[  280.160593][ T6456]  __se_sys_mount+0x2da/0x3c0
[  280.165393][ T6456]  ? __x64_sys_mount+0xc0/0xc0
[  280.170184][ T6456]  ? lockdep_hardirqs_on+0x98/0x150
[  280.175498][ T6456]  ? __x64_sys_mount+0x20/0xc0
[  280.180382][ T6456]  do_syscall_64+0x55/0xb0
[  280.184809][ T6456]  ? clear_bhb_loop+0x40/0x90
[  280.189497][ T6456]  ? clear_bhb_loop+0x40/0x90
[  280.194189][ T6456]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  280.200108][ T6456] RIP: 0033:0x7f0efc590eea
[  280.204536][ T6456] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  280.224157][ T6456] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.232584][ T6456] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  280.240616][ T6456] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  280.248598][ T6456] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  280.256749][ T6456] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  280.264906][ T6456] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  280.272898][ T6456]  </TASK>
[  280.288078][ T6456] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  280.302405][ T6456] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  280.670794][ T6459] loop1: detected capacity change from 0 to 32768
[  280.689845][ T6459] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.697293][ T6459] CPU: 1 PID: 6459 Comm: syz.1.179 Not tainted syzkaller #0
[  280.704722][ T6459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  280.714849][ T6459] Call Trace:
[  280.718202][ T6459]  <TASK>
[  280.721162][ T6459]  dump_stack_lvl+0x16c/0x230
[  280.725894][ T6459]  ? show_regs_print_info+0x20/0x20
[  280.731401][ T6459]  ? load_image+0x3b0/0x3b0
[  280.735976][ T6459]  sysfs_create_dir_ns+0x256/0x280
[  280.741325][ T6459]  ? sysfs_warn_dup+0xa0/0xa0
[  280.746061][ T6459]  ? do_raw_spin_unlock+0x121/0x230
[  280.751335][ T6459]  kobject_add_internal+0x6b8/0xc70
[  280.756573][ T6459]  kobject_init_and_add+0x126/0x190
[  280.761788][ T6459]  ? lockdep_softirqs_off+0x430/0x430
[  280.767233][ T6459]  ? kobject_add+0x220/0x220
[  280.771841][ T6459]  ? __init_swait_queue_head+0xa9/0x150
[  280.777403][ T6459]  gfs2_sys_fs_add+0x238/0x470
[  280.782183][ T6459]  ? gfs2_recover_set+0x250/0x250
[  280.787227][ T6459]  ? apply_workqueue_attrs+0x180/0x180
[  280.792704][ T6459]  gfs2_fill_super+0x1323/0x1f80
[  280.797671][ T6459]  ? gfs2_reconfigure+0xb10/0xb10
[  280.802740][ T6459]  ? setup_bdev_super+0x56b/0x660
[  280.807797][ T6459]  get_tree_bdev+0x3e4/0x510
[  280.812628][ T6459]  ? end_current_label_crit_section+0x170/0x170
[  280.818903][ T6459]  ? gfs2_reconfigure+0xb10/0xb10
[  280.823969][ T6459]  ? setup_bdev_super+0x660/0x660
[  280.829095][ T6459]  gfs2_get_tree+0x51/0x1e0
[  280.833620][ T6459]  vfs_get_tree+0x8c/0x280
[  280.838046][ T6459]  do_new_mount+0x24b/0xa40
[  280.842575][ T6459]  __se_sys_mount+0x2da/0x3c0
[  280.847268][ T6459]  ? __x64_sys_mount+0xc0/0xc0
[  280.852048][ T6459]  ? lockdep_hardirqs_on+0x98/0x150
[  280.857255][ T6459]  ? __x64_sys_mount+0x20/0xc0
[  280.862028][ T6459]  do_syscall_64+0x55/0xb0
[  280.866489][ T6459]  ? clear_bhb_loop+0x40/0x90
[  280.871177][ T6459]  ? clear_bhb_loop+0x40/0x90
[  280.875869][ T6459]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  280.881866][ T6459] RIP: 0033:0x7f0efc590eea
[  280.886293][ T6459] 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
[  280.905907][ T6459] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.914339][ T6459] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  280.922412][ T6459] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  280.930481][ T6459] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  280.938547][ T6459] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  280.946617][ T6459] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  280.954619][ T6459]  </TASK>
[  280.964872][ T6459] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  280.984325][ T6459] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.338527][ T6462] loop1: detected capacity change from 0 to 32768
[  281.354385][ T6462] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.363614][ T6462] CPU: 1 PID: 6462 Comm: syz.1.180 Not tainted syzkaller #0
[  281.370984][ T6462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  281.381095][ T6462] Call Trace:
[  281.384409][ T6462]  <TASK>
[  281.387396][ T6462]  dump_stack_lvl+0x16c/0x230
[  281.392125][ T6462]  ? show_regs_print_info+0x20/0x20
[  281.397367][ T6462]  ? load_image+0x3b0/0x3b0
[  281.401926][ T6462]  sysfs_create_dir_ns+0x256/0x280
[  281.407088][ T6462]  ? sysfs_warn_dup+0xa0/0xa0
[  281.411816][ T6462]  ? do_raw_spin_unlock+0x121/0x230
[  281.417063][ T6462]  kobject_add_internal+0x6b8/0xc70
[  281.422323][ T6462]  kobject_init_and_add+0x126/0x190
[  281.427737][ T6462]  ? lockdep_softirqs_off+0x430/0x430
[  281.433138][ T6462]  ? kobject_add+0x220/0x220
[  281.437866][ T6462]  ? __init_swait_queue_head+0xa9/0x150
[  281.443454][ T6462]  gfs2_sys_fs_add+0x238/0x470
[  281.448259][ T6462]  ? gfs2_recover_set+0x250/0x250
[  281.453331][ T6462]  ? apply_workqueue_attrs+0x180/0x180
[  281.458842][ T6462]  gfs2_fill_super+0x1323/0x1f80
[  281.463842][ T6462]  ? gfs2_reconfigure+0xb10/0xb10
[  281.468924][ T6462]  ? setup_bdev_super+0x56b/0x660
[  281.473999][ T6462]  get_tree_bdev+0x3e4/0x510
[  281.478673][ T6462]  ? end_current_label_crit_section+0x170/0x170
[  281.485001][ T6462]  ? gfs2_reconfigure+0xb10/0xb10
[  281.490031][ T6462]  ? setup_bdev_super+0x660/0x660
[  281.495040][ T6462]  gfs2_get_tree+0x51/0x1e0
[  281.499537][ T6462]  vfs_get_tree+0x8c/0x280
[  281.503954][ T6462]  do_new_mount+0x24b/0xa40
[  281.508449][ T6462]  __se_sys_mount+0x2da/0x3c0
[  281.513107][ T6462]  ? __x64_sys_mount+0xc0/0xc0
[  281.517861][ T6462]  ? lockdep_hardirqs_on+0x98/0x150
[  281.523062][ T6462]  ? __x64_sys_mount+0x20/0xc0
[  281.527813][ T6462]  do_syscall_64+0x55/0xb0
[  281.532223][ T6462]  ? clear_bhb_loop+0x40/0x90
[  281.536879][ T6462]  ? clear_bhb_loop+0x40/0x90
[  281.541558][ T6462]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  281.547450][ T6462] RIP: 0033:0x7f0efc590eea
[  281.551862][ T6462] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  281.571456][ T6462] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.579854][ T6462] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  281.587810][ T6462] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  281.595796][ T6462] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  281.603834][ T6462] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  281.611875][ T6462] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  281.619835][ T6462]  </TASK>
[  281.627504][ T6462] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  281.646644][ T6462] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.985203][ T6465] loop1: detected capacity change from 0 to 32768
[  281.993856][ T6465] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.003941][ T6465] CPU: 1 PID: 6465 Comm: syz.1.181 Not tainted syzkaller #0
[  282.011286][ T6465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  282.021555][ T6465] Call Trace:
[  282.024886][ T6465]  <TASK>
[  282.027857][ T6465]  dump_stack_lvl+0x16c/0x230
[  282.032597][ T6465]  ? show_regs_print_info+0x20/0x20
[  282.037840][ T6465]  ? load_image+0x3b0/0x3b0
[  282.042396][ T6465]  sysfs_create_dir_ns+0x256/0x280
[  282.047556][ T6465]  ? sysfs_warn_dup+0xa0/0xa0
[  282.052289][ T6465]  ? do_raw_spin_unlock+0x121/0x230
[  282.057528][ T6465]  kobject_add_internal+0x6b8/0xc70
[  282.062761][ T6465]  kobject_init_and_add+0x126/0x190
[  282.067946][ T6465]  ? lockdep_softirqs_off+0x430/0x430
[  282.073501][ T6465]  ? kobject_add+0x220/0x220
[  282.078081][ T6465]  ? __init_swait_queue_head+0xa9/0x150
[  282.083608][ T6465]  gfs2_sys_fs_add+0x238/0x470
[  282.088358][ T6465]  ? gfs2_recover_set+0x250/0x250
[  282.093369][ T6465]  ? apply_workqueue_attrs+0x180/0x180
[  282.098903][ T6465]  gfs2_fill_super+0x1323/0x1f80
[  282.103942][ T6465]  ? gfs2_reconfigure+0xb10/0xb10
[  282.108980][ T6465]  ? setup_bdev_super+0x56b/0x660
[  282.113989][ T6465]  get_tree_bdev+0x3e4/0x510
[  282.118562][ T6465]  ? end_current_label_crit_section+0x170/0x170
[  282.124787][ T6465]  ? gfs2_reconfigure+0xb10/0xb10
[  282.129802][ T6465]  ? setup_bdev_super+0x660/0x660
[  282.134818][ T6465]  gfs2_get_tree+0x51/0x1e0
[  282.139315][ T6465]  vfs_get_tree+0x8c/0x280
[  282.143715][ T6465]  do_new_mount+0x24b/0xa40
[  282.148201][ T6465]  __se_sys_mount+0x2da/0x3c0
[  282.152860][ T6465]  ? __x64_sys_mount+0xc0/0xc0
[  282.157608][ T6465]  ? lockdep_hardirqs_on+0x98/0x150
[  282.162784][ T6465]  ? __x64_sys_mount+0x20/0xc0
[  282.167537][ T6465]  do_syscall_64+0x55/0xb0
[  282.171945][ T6465]  ? clear_bhb_loop+0x40/0x90
[  282.176626][ T6465]  ? clear_bhb_loop+0x40/0x90
[  282.181290][ T6465]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.187252][ T6465] RIP: 0033:0x7f0efc590eea
[  282.191687][ T6465] 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
[  282.211285][ T6465] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.219678][ T6465] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  282.227633][ T6465] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  282.235592][ T6465] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  282.243588][ T6465] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  282.251557][ T6465] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  282.259518][ T6465]  </TASK>
[  282.263462][ T6465] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.277644][ T6465] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  282.645079][ T6468] loop1: detected capacity change from 0 to 32768
[  282.666599][ T6468] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.674184][ T6468] CPU: 0 PID: 6468 Comm: syz.1.182 Not tainted syzkaller #0
[  282.681513][ T6468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  282.691612][ T6468] Call Trace:
[  282.694932][ T6468]  <TASK>
[  282.697896][ T6468]  dump_stack_lvl+0x16c/0x230
[  282.702634][ T6468]  ? show_regs_print_info+0x20/0x20
[  282.707886][ T6468]  ? load_image+0x3b0/0x3b0
[  282.712449][ T6468]  sysfs_create_dir_ns+0x256/0x280
[  282.717614][ T6468]  ? sysfs_warn_dup+0xa0/0xa0
[  282.722338][ T6468]  ? do_raw_spin_unlock+0x121/0x230
[  282.727597][ T6468]  kobject_add_internal+0x6b8/0xc70
[  282.732839][ T6468]  kobject_init_and_add+0x126/0x190
[  282.738054][ T6468]  ? lockdep_softirqs_off+0x430/0x430
[  282.743442][ T6468]  ? kobject_add+0x220/0x220
[  282.748057][ T6468]  ? __init_swait_queue_head+0xa9/0x150
[  282.753701][ T6468]  gfs2_sys_fs_add+0x238/0x470
[  282.758481][ T6468]  ? gfs2_recover_set+0x250/0x250
[  282.763594][ T6468]  ? apply_workqueue_attrs+0x180/0x180
[  282.769072][ T6468]  gfs2_fill_super+0x1323/0x1f80
[  282.774051][ T6468]  ? gfs2_reconfigure+0xb10/0xb10
[  282.779099][ T6468]  ? setup_bdev_super+0x56b/0x660
[  282.784140][ T6468]  get_tree_bdev+0x3e4/0x510
[  282.788756][ T6468]  ? end_current_label_crit_section+0x170/0x170
[  282.795009][ T6468]  ? gfs2_reconfigure+0xb10/0xb10
[  282.800050][ T6468]  ? setup_bdev_super+0x660/0x660
[  282.805133][ T6468]  gfs2_get_tree+0x51/0x1e0
[  282.809658][ T6468]  vfs_get_tree+0x8c/0x280
[  282.814088][ T6468]  do_new_mount+0x24b/0xa40
[  282.818614][ T6468]  __se_sys_mount+0x2da/0x3c0
[  282.823387][ T6468]  ? __x64_sys_mount+0xc0/0xc0
[  282.828177][ T6468]  ? lockdep_hardirqs_on+0x98/0x150
[  282.833383][ T6468]  ? __x64_sys_mount+0x20/0xc0
[  282.838154][ T6468]  do_syscall_64+0x55/0xb0
[  282.842591][ T6468]  ? clear_bhb_loop+0x40/0x90
[  282.847272][ T6468]  ? clear_bhb_loop+0x40/0x90
[  282.851962][ T6468]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.857862][ T6468] RIP: 0033:0x7f0efc590eea
[  282.862458][ T6468] 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
[  282.882246][ T6468] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.890676][ T6468] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  282.898749][ T6468] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  282.906899][ T6468] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  282.914965][ T6468] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  282.922946][ T6468] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  282.930956][ T6468]  </TASK>
[  282.938269][ T6468] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.952347][ T6468] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.293837][ T6471] loop1: detected capacity change from 0 to 32768
[  283.308398][ T6471] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.317001][ T6471] CPU: 1 PID: 6471 Comm: syz.1.183 Not tainted syzkaller #0
[  283.324414][ T6471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  283.334515][ T6471] Call Trace:
[  283.337802][ T6471]  <TASK>
[  283.340748][ T6471]  dump_stack_lvl+0x16c/0x230
[  283.345446][ T6471]  ? show_regs_print_info+0x20/0x20
[  283.350663][ T6471]  ? load_image+0x3b0/0x3b0
[  283.355189][ T6471]  sysfs_create_dir_ns+0x256/0x280
[  283.360315][ T6471]  ? sysfs_warn_dup+0xa0/0xa0
[  283.365004][ T6471]  ? do_raw_spin_unlock+0x121/0x230
[  283.370309][ T6471]  kobject_add_internal+0x6b8/0xc70
[  283.375523][ T6471]  kobject_init_and_add+0x126/0x190
[  283.380826][ T6471]  ? lockdep_softirqs_off+0x430/0x430
[  283.386206][ T6471]  ? kobject_add+0x220/0x220
[  283.390814][ T6471]  ? __init_swait_queue_head+0xa9/0x150
[  283.396381][ T6471]  gfs2_sys_fs_add+0x238/0x470
[  283.401167][ T6471]  ? gfs2_recover_set+0x250/0x250
[  283.406279][ T6471]  ? apply_workqueue_attrs+0x180/0x180
[  283.411782][ T6471]  gfs2_fill_super+0x1323/0x1f80
[  283.416844][ T6471]  ? gfs2_reconfigure+0xb10/0xb10
[  283.421942][ T6471]  ? setup_bdev_super+0x56b/0x660
[  283.427237][ T6471]  get_tree_bdev+0x3e4/0x510
[  283.431921][ T6471]  ? end_current_label_crit_section+0x170/0x170
[  283.438181][ T6471]  ? gfs2_reconfigure+0xb10/0xb10
[  283.443214][ T6471]  ? setup_bdev_super+0x660/0x660
[  283.448258][ T6471]  gfs2_get_tree+0x51/0x1e0
[  283.452777][ T6471]  vfs_get_tree+0x8c/0x280
[  283.457219][ T6471]  do_new_mount+0x24b/0xa40
[  283.461738][ T6471]  __se_sys_mount+0x2da/0x3c0
[  283.466466][ T6471]  ? __x64_sys_mount+0xc0/0xc0
[  283.471333][ T6471]  ? lockdep_hardirqs_on+0x98/0x150
[  283.476544][ T6471]  ? __x64_sys_mount+0x20/0xc0
[  283.481321][ T6471]  do_syscall_64+0x55/0xb0
[  283.485741][ T6471]  ? clear_bhb_loop+0x40/0x90
[  283.490453][ T6471]  ? clear_bhb_loop+0x40/0x90
[  283.495176][ T6471]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  283.501096][ T6471] RIP: 0033:0x7f0efc590eea
[  283.505523][ T6471] 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
[  283.525146][ T6471] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.533578][ T6471] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  283.541560][ T6471] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  283.549543][ T6471] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  283.557524][ T6471] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  283.565504][ T6471] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  283.573657][ T6471]  </TASK>
[  283.577805][ T6471] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  283.592938][ T6471] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.957905][ T6474] loop1: detected capacity change from 0 to 32768
[  283.978573][ T6474] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.986013][ T6474] CPU: 1 PID: 6474 Comm: syz.1.184 Not tainted syzkaller #0
[  283.993345][ T6474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  284.003459][ T6474] Call Trace:
[  284.006871][ T6474]  <TASK>
[  284.009848][ T6474]  dump_stack_lvl+0x16c/0x230
[  284.014608][ T6474]  ? show_regs_print_info+0x20/0x20
[  284.019942][ T6474]  ? load_image+0x3b0/0x3b0
[  284.024505][ T6474]  sysfs_create_dir_ns+0x256/0x280
[  284.029763][ T6474]  ? sysfs_warn_dup+0xa0/0xa0
[  284.034476][ T6474]  ? do_raw_spin_unlock+0x121/0x230
[  284.039779][ T6474]  kobject_add_internal+0x6b8/0xc70
[  284.045006][ T6474]  kobject_init_and_add+0x126/0x190
[  284.050308][ T6474]  ? lockdep_softirqs_off+0x430/0x430
[  284.055694][ T6474]  ? kobject_add+0x220/0x220
[  284.060341][ T6474]  ? __init_swait_queue_head+0xa9/0x150
[  284.066071][ T6474]  gfs2_sys_fs_add+0x238/0x470
[  284.070849][ T6474]  ? gfs2_recover_set+0x250/0x250
[  284.075893][ T6474]  ? apply_workqueue_attrs+0x180/0x180
[  284.081376][ T6474]  gfs2_fill_super+0x1323/0x1f80
[  284.086340][ T6474]  ? gfs2_reconfigure+0xb10/0xb10
[  284.091388][ T6474]  ? setup_bdev_super+0x56b/0x660
[  284.096422][ T6474]  get_tree_bdev+0x3e4/0x510
[  284.101026][ T6474]  ? end_current_label_crit_section+0x170/0x170
[  284.107317][ T6474]  ? gfs2_reconfigure+0xb10/0xb10
[  284.112454][ T6474]  ? setup_bdev_super+0x660/0x660
[  284.117495][ T6474]  gfs2_get_tree+0x51/0x1e0
[  284.122017][ T6474]  vfs_get_tree+0x8c/0x280
[  284.126441][ T6474]  do_new_mount+0x24b/0xa40
[  284.130960][ T6474]  __se_sys_mount+0x2da/0x3c0
[  284.135670][ T6474]  ? __x64_sys_mount+0xc0/0xc0
[  284.140448][ T6474]  ? lockdep_hardirqs_on+0x98/0x150
[  284.145651][ T6474]  ? __x64_sys_mount+0x20/0xc0
[  284.150428][ T6474]  do_syscall_64+0x55/0xb0
[  284.154848][ T6474]  ? clear_bhb_loop+0x40/0x90
[  284.159533][ T6474]  ? clear_bhb_loop+0x40/0x90
[  284.164226][ T6474]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.170126][ T6474] RIP: 0033:0x7f0efc590eea
[  284.174563][ T6474] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  284.194266][ T6474] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.202696][ T6474] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  284.210674][ T6474] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  284.218655][ T6474] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  284.226720][ T6474] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  284.234698][ T6474] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  284.242694][ T6474]  </TASK>
[  284.255762][ T6474] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.270663][ T6474] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  284.627124][ T6477] loop1: detected capacity change from 0 to 32768
[  284.641163][ T6477] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.649513][ T6477] CPU: 0 PID: 6477 Comm: syz.1.185 Not tainted syzkaller #0
[  284.656865][ T6477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  284.667145][ T6477] Call Trace:
[  284.670623][ T6477]  <TASK>
[  284.673589][ T6477]  dump_stack_lvl+0x16c/0x230
[  284.678328][ T6477]  ? show_regs_print_info+0x20/0x20
[  284.683575][ T6477]  ? load_image+0x3b0/0x3b0
[  284.688231][ T6477]  sysfs_create_dir_ns+0x256/0x280
[  284.693395][ T6477]  ? sysfs_warn_dup+0xa0/0xa0
[  284.698219][ T6477]  ? do_raw_spin_unlock+0x121/0x230
[  284.703555][ T6477]  kobject_add_internal+0x6b8/0xc70
[  284.708905][ T6477]  kobject_init_and_add+0x126/0x190
[  284.714140][ T6477]  ? lockdep_softirqs_off+0x430/0x430
[  284.719546][ T6477]  ? kobject_add+0x220/0x220
[  284.724156][ T6477]  ? __init_swait_queue_head+0xa9/0x150
[  284.729711][ T6477]  gfs2_sys_fs_add+0x238/0x470
[  284.734492][ T6477]  ? gfs2_recover_set+0x250/0x250
[  284.739626][ T6477]  ? apply_workqueue_attrs+0x180/0x180
[  284.745282][ T6477]  gfs2_fill_super+0x1323/0x1f80
[  284.750245][ T6477]  ? gfs2_reconfigure+0xb10/0xb10
[  284.755290][ T6477]  ? setup_bdev_super+0x56b/0x660
[  284.760326][ T6477]  get_tree_bdev+0x3e4/0x510
[  284.764929][ T6477]  ? end_current_label_crit_section+0x170/0x170
[  284.771190][ T6477]  ? gfs2_reconfigure+0xb10/0xb10
[  284.776224][ T6477]  ? setup_bdev_super+0x660/0x660
[  284.781261][ T6477]  gfs2_get_tree+0x51/0x1e0
[  284.785787][ T6477]  vfs_get_tree+0x8c/0x280
[  284.790222][ T6477]  do_new_mount+0x24b/0xa40
[  284.794746][ T6477]  __se_sys_mount+0x2da/0x3c0
[  284.799433][ T6477]  ? __x64_sys_mount+0xc0/0xc0
[  284.804214][ T6477]  ? lockdep_hardirqs_on+0x98/0x150
[  284.809424][ T6477]  ? __x64_sys_mount+0x20/0xc0
[  284.814199][ T6477]  do_syscall_64+0x55/0xb0
[  284.818714][ T6477]  ? clear_bhb_loop+0x40/0x90
[  284.823401][ T6477]  ? clear_bhb_loop+0x40/0x90
[  284.828094][ T6477]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.834003][ T6477] RIP: 0033:0x7f0efc590eea
[  284.838431][ T6477] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  284.858134][ T6477] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.866588][ T6477] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  284.874569][ T6477] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  284.882569][ T6477] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  284.890641][ T6477] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  284.898711][ T6477] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  284.906708][ T6477]  </TASK>
[  284.924334][ T6477] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.938734][ T6477] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 08:03:29 executed programs: 171
[  285.289372][ T6480] loop1: detected capacity change from 0 to 32768
[  285.302088][ T6480] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.314403][ T6480] CPU: 1 PID: 6480 Comm: syz.1.186 Not tainted syzkaller #0
[  285.321767][ T6480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  285.331877][ T6480] Call Trace:
[  285.335283][ T6480]  <TASK>
[  285.338243][ T6480]  dump_stack_lvl+0x16c/0x230
[  285.342980][ T6480]  ? show_regs_print_info+0x20/0x20
[  285.348235][ T6480]  ? load_image+0x3b0/0x3b0
[  285.352805][ T6480]  sysfs_create_dir_ns+0x256/0x280
[  285.357969][ T6480]  ? sysfs_warn_dup+0xa0/0xa0
[  285.362676][ T6480]  ? do_raw_spin_unlock+0x121/0x230
[  285.367870][ T6480]  kobject_add_internal+0x6b8/0xc70
[  285.373077][ T6480]  kobject_init_and_add+0x126/0x190
[  285.378279][ T6480]  ? lockdep_softirqs_off+0x430/0x430
[  285.383642][ T6480]  ? kobject_add+0x220/0x220
[  285.388223][ T6480]  ? __init_swait_queue_head+0xa9/0x150
[  285.393759][ T6480]  gfs2_sys_fs_add+0x238/0x470
[  285.398516][ T6480]  ? gfs2_recover_set+0x250/0x250
[  285.403532][ T6480]  ? apply_workqueue_attrs+0x180/0x180
[  285.409007][ T6480]  gfs2_fill_super+0x1323/0x1f80
[  285.413938][ T6480]  ? gfs2_reconfigure+0xb10/0xb10
[  285.418973][ T6480]  ? setup_bdev_super+0x56b/0x660
[  285.424100][ T6480]  get_tree_bdev+0x3e4/0x510
[  285.428702][ T6480]  ? end_current_label_crit_section+0x170/0x170
[  285.434965][ T6480]  ? gfs2_reconfigure+0xb10/0xb10
[  285.440003][ T6480]  ? setup_bdev_super+0x660/0x660
[  285.445040][ T6480]  gfs2_get_tree+0x51/0x1e0
[  285.449656][ T6480]  vfs_get_tree+0x8c/0x280
[  285.454084][ T6480]  do_new_mount+0x24b/0xa40
[  285.458607][ T6480]  __se_sys_mount+0x2da/0x3c0
[  285.463302][ T6480]  ? __x64_sys_mount+0xc0/0xc0
[  285.468076][ T6480]  ? lockdep_hardirqs_on+0x98/0x150
[  285.473317][ T6480]  ? __x64_sys_mount+0x20/0xc0
[  285.478269][ T6480]  do_syscall_64+0x55/0xb0
[  285.482698][ T6480]  ? clear_bhb_loop+0x40/0x90
[  285.487455][ T6480]  ? clear_bhb_loop+0x40/0x90
[  285.492167][ T6480]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  285.498076][ T6480] RIP: 0033:0x7f0efc590eea
[  285.502512][ T6480] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  285.522127][ T6480] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.530552][ T6480] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  285.538694][ T6480] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  285.546673][ T6480] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  285.554673][ T6480] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  285.562674][ T6480] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  285.570686][ T6480]  </TASK>
[  285.575866][ T6480] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  285.590316][ T6480] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.929215][ T6483] loop1: detected capacity change from 0 to 32768
[  285.943398][ T6483] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.957873][ T6483] CPU: 0 PID: 6483 Comm: syz.1.187 Not tainted syzkaller #0
[  285.965234][ T6483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  285.975328][ T6483] Call Trace:
[  285.978652][ T6483]  <TASK>
[  285.981615][ T6483]  dump_stack_lvl+0x16c/0x230
[  285.986369][ T6483]  ? show_regs_print_info+0x20/0x20
[  285.991685][ T6483]  ? load_image+0x3b0/0x3b0
[  285.996461][ T6483]  sysfs_create_dir_ns+0x256/0x280
[  286.001619][ T6483]  ? sysfs_warn_dup+0xa0/0xa0
[  286.006342][ T6483]  ? do_raw_spin_unlock+0x121/0x230
[  286.011602][ T6483]  kobject_add_internal+0x6b8/0xc70
[  286.016863][ T6483]  kobject_init_and_add+0x126/0x190
[  286.022122][ T6483]  ? lockdep_softirqs_off+0x430/0x430
[  286.027541][ T6483]  ? kobject_add+0x220/0x220
[  286.032181][ T6483]  ? __init_swait_queue_head+0xa9/0x150
[  286.037766][ T6483]  gfs2_sys_fs_add+0x238/0x470
[  286.042754][ T6483]  ? gfs2_recover_set+0x250/0x250
[  286.047836][ T6483]  ? apply_workqueue_attrs+0x180/0x180
[  286.053360][ T6483]  gfs2_fill_super+0x1323/0x1f80
[  286.058374][ T6483]  ? gfs2_reconfigure+0xb10/0xb10
[  286.063559][ T6483]  ? setup_bdev_super+0x56b/0x660
[  286.068600][ T6483]  get_tree_bdev+0x3e4/0x510
[  286.073189][ T6483]  ? end_current_label_crit_section+0x170/0x170
[  286.079536][ T6483]  ? gfs2_reconfigure+0xb10/0xb10
[  286.084564][ T6483]  ? setup_bdev_super+0x660/0x660
[  286.089623][ T6483]  gfs2_get_tree+0x51/0x1e0
[  286.094136][ T6483]  vfs_get_tree+0x8c/0x280
[  286.098606][ T6483]  do_new_mount+0x24b/0xa40
[  286.103156][ T6483]  __se_sys_mount+0x2da/0x3c0
[  286.107829][ T6483]  ? __x64_sys_mount+0xc0/0xc0
[  286.112689][ T6483]  ? lockdep_hardirqs_on+0x98/0x150
[  286.117879][ T6483]  ? __x64_sys_mount+0x20/0xc0
[  286.122637][ T6483]  do_syscall_64+0x55/0xb0
[  286.127035][ T6483]  ? clear_bhb_loop+0x40/0x90
[  286.131890][ T6483]  ? clear_bhb_loop+0x40/0x90
[  286.136744][ T6483]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.142636][ T6483] RIP: 0033:0x7f0efc590eea
[  286.147053][ T6483] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  286.166751][ T6483] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.175167][ T6483] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  286.183169][ T6483] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  286.191212][ T6483] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  286.199169][ T6483] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.207121][ T6483] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  286.215081][ T6483]  </TASK>
[  286.219490][ T6483] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.234741][ T6483] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  286.576337][ T6486] loop1: detected capacity change from 0 to 32768
[  286.585220][ T6486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.594024][ T6486] CPU: 0 PID: 6486 Comm: syz.1.188 Not tainted syzkaller #0
[  286.601355][ T6486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  286.611449][ T6486] Call Trace:
[  286.614770][ T6486]  <TASK>
[  286.617733][ T6486]  dump_stack_lvl+0x16c/0x230
[  286.622473][ T6486]  ? show_regs_print_info+0x20/0x20
[  286.627720][ T6486]  ? load_image+0x3b0/0x3b0
[  286.632295][ T6486]  sysfs_create_dir_ns+0x256/0x280
[  286.637563][ T6486]  ? sysfs_warn_dup+0xa0/0xa0
[  286.642286][ T6486]  ? do_raw_spin_unlock+0x121/0x230
[  286.647617][ T6486]  kobject_add_internal+0x6b8/0xc70
[  286.652868][ T6486]  kobject_init_and_add+0x126/0x190
[  286.658219][ T6486]  ? lockdep_softirqs_off+0x430/0x430
[  286.663667][ T6486]  ? kobject_add+0x220/0x220
[  286.668243][ T6486]  ? __init_swait_queue_head+0xa9/0x150
[  286.673867][ T6486]  gfs2_sys_fs_add+0x238/0x470
[  286.678620][ T6486]  ? gfs2_recover_set+0x250/0x250
[  286.683640][ T6486]  ? apply_workqueue_attrs+0x180/0x180
[  286.689088][ T6486]  gfs2_fill_super+0x1323/0x1f80
[  286.694027][ T6486]  ? gfs2_reconfigure+0xb10/0xb10
[  286.699477][ T6486]  ? setup_bdev_super+0x56b/0x660
[  286.704599][ T6486]  get_tree_bdev+0x3e4/0x510
[  286.709193][ T6486]  ? end_current_label_crit_section+0x170/0x170
[  286.715549][ T6486]  ? gfs2_reconfigure+0xb10/0xb10
[  286.720563][ T6486]  ? setup_bdev_super+0x660/0x660
[  286.725624][ T6486]  gfs2_get_tree+0x51/0x1e0
[  286.730120][ T6486]  vfs_get_tree+0x8c/0x280
[  286.734525][ T6486]  do_new_mount+0x24b/0xa40
[  286.739029][ T6486]  __se_sys_mount+0x2da/0x3c0
[  286.743687][ T6486]  ? __x64_sys_mount+0xc0/0xc0
[  286.748435][ T6486]  ? lockdep_hardirqs_on+0x98/0x150
[  286.753618][ T6486]  ? __x64_sys_mount+0x20/0xc0
[  286.758363][ T6486]  do_syscall_64+0x55/0xb0
[  286.762823][ T6486]  ? clear_bhb_loop+0x40/0x90
[  286.767484][ T6486]  ? clear_bhb_loop+0x40/0x90
[  286.772146][ T6486]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.778019][ T6486] RIP: 0033:0x7f0efc590eea
[  286.782505][ T6486] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  286.802275][ T6486] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.810778][ T6486] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  286.818758][ T6486] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  286.826813][ T6486] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  286.834768][ T6486] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.842723][ T6486] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  286.850780][ T6486]  </TASK>
[  286.855549][ T6486] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.869848][ T6486] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.235571][ T6489] loop1: detected capacity change from 0 to 32768
[  287.249571][ T6489] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.257019][ T6489] CPU: 0 PID: 6489 Comm: syz.1.189 Not tainted syzkaller #0
[  287.264491][ T6489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  287.274588][ T6489] Call Trace:
[  287.277909][ T6489]  <TASK>
[  287.280884][ T6489]  dump_stack_lvl+0x16c/0x230
[  287.285707][ T6489]  ? show_regs_print_info+0x20/0x20
[  287.291134][ T6489]  ? load_image+0x3b0/0x3b0
[  287.295796][ T6489]  sysfs_create_dir_ns+0x256/0x280
[  287.301046][ T6489]  ? sysfs_warn_dup+0xa0/0xa0
[  287.305777][ T6489]  ? do_raw_spin_unlock+0x121/0x230
[  287.311020][ T6489]  kobject_add_internal+0x6b8/0xc70
[  287.316258][ T6489]  kobject_init_and_add+0x126/0x190
[  287.321601][ T6489]  ? lockdep_softirqs_off+0x430/0x430
[  287.326989][ T6489]  ? kobject_add+0x220/0x220
[  287.331617][ T6489]  ? __init_swait_queue_head+0xa9/0x150
[  287.337204][ T6489]  gfs2_sys_fs_add+0x238/0x470
[  287.342086][ T6489]  ? gfs2_recover_set+0x250/0x250
[  287.347135][ T6489]  ? apply_workqueue_attrs+0x180/0x180
[  287.352619][ T6489]  gfs2_fill_super+0x1323/0x1f80
[  287.357638][ T6489]  ? gfs2_reconfigure+0xb10/0xb10
[  287.362803][ T6489]  ? setup_bdev_super+0x56b/0x660
[  287.367859][ T6489]  get_tree_bdev+0x3e4/0x510
[  287.372472][ T6489]  ? end_current_label_crit_section+0x170/0x170
[  287.378731][ T6489]  ? gfs2_reconfigure+0xb10/0xb10
[  287.383777][ T6489]  ? setup_bdev_super+0x660/0x660
[  287.388829][ T6489]  gfs2_get_tree+0x51/0x1e0
[  287.393365][ T6489]  vfs_get_tree+0x8c/0x280
[  287.397794][ T6489]  do_new_mount+0x24b/0xa40
[  287.402325][ T6489]  __se_sys_mount+0x2da/0x3c0
[  287.407018][ T6489]  ? __x64_sys_mount+0xc0/0xc0
[  287.411886][ T6489]  ? lockdep_hardirqs_on+0x98/0x150
[  287.417116][ T6489]  ? __x64_sys_mount+0x20/0xc0
[  287.421889][ T6489]  do_syscall_64+0x55/0xb0
[  287.426322][ T6489]  ? clear_bhb_loop+0x40/0x90
[  287.431117][ T6489]  ? clear_bhb_loop+0x40/0x90
[  287.435803][ T6489]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  287.441793][ T6489] RIP: 0033:0x7f0efc590eea
[  287.446218][ T6489] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  287.465930][ T6489] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.474570][ T6489] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  287.482587][ T6489] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  287.490663][ T6489] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  287.498734][ T6489] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  287.506716][ T6489] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  287.514812][ T6489]  </TASK>
[  287.530601][ T6489] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  287.545034][ T6489] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.902738][ T6492] loop1: detected capacity change from 0 to 32768
[  287.916710][ T6492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.924302][ T6492] CPU: 0 PID: 6492 Comm: syz.1.190 Not tainted syzkaller #0
[  287.931637][ T6492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  287.941823][ T6492] Call Trace:
[  287.945147][ T6492]  <TASK>
[  287.948113][ T6492]  dump_stack_lvl+0x16c/0x230
[  287.952886][ T6492]  ? show_regs_print_info+0x20/0x20
[  287.958142][ T6492]  ? load_image+0x3b0/0x3b0
[  287.962701][ T6492]  sysfs_create_dir_ns+0x256/0x280
[  287.967871][ T6492]  ? sysfs_warn_dup+0xa0/0xa0
[  287.972596][ T6492]  ? do_raw_spin_unlock+0x121/0x230
[  287.977936][ T6492]  kobject_add_internal+0x6b8/0xc70
[  287.983552][ T6492]  kobject_init_and_add+0x126/0x190
[  287.988859][ T6492]  ? lockdep_softirqs_off+0x430/0x430
[  287.994241][ T6492]  ? kobject_add+0x220/0x220
[  287.998867][ T6492]  ? __init_swait_queue_head+0xa9/0x150
[  288.004616][ T6492]  gfs2_sys_fs_add+0x238/0x470
[  288.009401][ T6492]  ? gfs2_recover_set+0x250/0x250
[  288.014468][ T6492]  ? apply_workqueue_attrs+0x180/0x180
[  288.020036][ T6492]  gfs2_fill_super+0x1323/0x1f80
[  288.025011][ T6492]  ? gfs2_reconfigure+0xb10/0xb10
[  288.030059][ T6492]  ? setup_bdev_super+0x56b/0x660
[  288.035100][ T6492]  get_tree_bdev+0x3e4/0x510
[  288.039700][ T6492]  ? end_current_label_crit_section+0x170/0x170
[  288.046038][ T6492]  ? gfs2_reconfigure+0xb10/0xb10
[  288.051071][ T6492]  ? setup_bdev_super+0x660/0x660
[  288.056194][ T6492]  gfs2_get_tree+0x51/0x1e0
[  288.060709][ T6492]  vfs_get_tree+0x8c/0x280
[  288.065138][ T6492]  do_new_mount+0x24b/0xa40
[  288.069740][ T6492]  __se_sys_mount+0x2da/0x3c0
[  288.074515][ T6492]  ? __x64_sys_mount+0xc0/0xc0
[  288.079313][ T6492]  ? lockdep_hardirqs_on+0x98/0x150
[  288.084547][ T6492]  ? __x64_sys_mount+0x20/0xc0
[  288.089319][ T6492]  do_syscall_64+0x55/0xb0
[  288.093744][ T6492]  ? clear_bhb_loop+0x40/0x90
[  288.098517][ T6492]  ? clear_bhb_loop+0x40/0x90
[  288.103206][ T6492]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  288.109106][ T6492] RIP: 0033:0x7f0efc590eea
[  288.113538][ T6492] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  288.133248][ T6492] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.141679][ T6492] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  288.149666][ T6492] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  288.157734][ T6492] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  288.166093][ T6492] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  288.174277][ T6492] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  288.182287][ T6492]  </TASK>
[  288.199154][ T6492] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  288.218733][ T6492] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  288.581573][ T6495] loop1: detected capacity change from 0 to 32768
[  288.598228][ T6495] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.607205][ T6495] CPU: 0 PID: 6495 Comm: syz.1.191 Not tainted syzkaller #0
[  288.614747][ T6495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  288.624934][ T6495] Call Trace:
[  288.628252][ T6495]  <TASK>
[  288.631309][ T6495]  dump_stack_lvl+0x16c/0x230
[  288.636041][ T6495]  ? show_regs_print_info+0x20/0x20
[  288.641295][ T6495]  ? load_image+0x3b0/0x3b0
[  288.645861][ T6495]  sysfs_create_dir_ns+0x256/0x280
[  288.651020][ T6495]  ? sysfs_warn_dup+0xa0/0xa0
[  288.655745][ T6495]  ? do_raw_spin_unlock+0x121/0x230
[  288.660997][ T6495]  kobject_add_internal+0x6b8/0xc70
[  288.666251][ T6495]  kobject_init_and_add+0x126/0x190
[  288.671494][ T6495]  ? lockdep_softirqs_off+0x430/0x430
[  288.676909][ T6495]  ? kobject_add+0x220/0x220
[  288.681542][ T6495]  ? __init_swait_queue_head+0xa9/0x150
[  288.687126][ T6495]  gfs2_sys_fs_add+0x238/0x470
[  288.691935][ T6495]  ? gfs2_recover_set+0x250/0x250
[  288.697007][ T6495]  ? apply_workqueue_attrs+0x180/0x180
[  288.702606][ T6495]  gfs2_fill_super+0x1323/0x1f80
[  288.707611][ T6495]  ? gfs2_reconfigure+0xb10/0xb10
[  288.712779][ T6495]  ? setup_bdev_super+0x56b/0x660
[  288.717829][ T6495]  get_tree_bdev+0x3e4/0x510
[  288.722493][ T6495]  ? end_current_label_crit_section+0x170/0x170
[  288.728726][ T6495]  ? gfs2_reconfigure+0xb10/0xb10
[  288.733769][ T6495]  ? setup_bdev_super+0x660/0x660
[  288.738799][ T6495]  gfs2_get_tree+0x51/0x1e0
[  288.743385][ T6495]  vfs_get_tree+0x8c/0x280
[  288.747977][ T6495]  do_new_mount+0x24b/0xa40
[  288.752544][ T6495]  __se_sys_mount+0x2da/0x3c0
[  288.757205][ T6495]  ? __x64_sys_mount+0xc0/0xc0
[  288.761954][ T6495]  ? lockdep_hardirqs_on+0x98/0x150
[  288.767135][ T6495]  ? __x64_sys_mount+0x20/0xc0
[  288.771882][ T6495]  do_syscall_64+0x55/0xb0
[  288.776283][ T6495]  ? clear_bhb_loop+0x40/0x90
[  288.781035][ T6495]  ? clear_bhb_loop+0x40/0x90
[  288.785698][ T6495]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  288.791573][ T6495] RIP: 0033:0x7f0efc590eea
[  288.795971][ T6495] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  288.815565][ T6495] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.824030][ T6495] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  288.831999][ T6495] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  288.840044][ T6495] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  288.848289][ T6495] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  288.856371][ T6495] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  288.864353][ T6495]  </TASK>
[  288.869065][ T6495] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  288.883113][ T6495] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  289.236375][ T6498] loop1: detected capacity change from 0 to 32768
[  289.254854][ T6498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.262832][ T6498] CPU: 0 PID: 6498 Comm: syz.1.192 Not tainted syzkaller #0
[  289.270177][ T6498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  289.280273][ T6498] Call Trace:
[  289.283591][ T6498]  <TASK>
[  289.286558][ T6498]  dump_stack_lvl+0x16c/0x230
[  289.291293][ T6498]  ? show_regs_print_info+0x20/0x20
[  289.296547][ T6498]  ? load_image+0x3b0/0x3b0
[  289.301107][ T6498]  sysfs_create_dir_ns+0x256/0x280
[  289.306268][ T6498]  ? sysfs_warn_dup+0xa0/0xa0
[  289.311082][ T6498]  ? do_raw_spin_unlock+0x121/0x230
[  289.316330][ T6498]  kobject_add_internal+0x6b8/0xc70
[  289.321858][ T6498]  kobject_init_and_add+0x126/0x190
[  289.327106][ T6498]  ? lockdep_softirqs_off+0x430/0x430
[  289.332605][ T6498]  ? kobject_add+0x220/0x220
[  289.337244][ T6498]  ? __init_swait_queue_head+0xa9/0x150
[  289.342861][ T6498]  gfs2_sys_fs_add+0x238/0x470
[  289.347672][ T6498]  ? gfs2_recover_set+0x250/0x250
[  289.352753][ T6498]  ? apply_workqueue_attrs+0x180/0x180
[  289.358280][ T6498]  gfs2_fill_super+0x1323/0x1f80
[  289.363464][ T6498]  ? gfs2_reconfigure+0xb10/0xb10
[  289.368645][ T6498]  ? setup_bdev_super+0x56b/0x660
[  289.373697][ T6498]  get_tree_bdev+0x3e4/0x510
[  289.378298][ T6498]  ? end_current_label_crit_section+0x170/0x170
[  289.384532][ T6498]  ? gfs2_reconfigure+0xb10/0xb10
[  289.389550][ T6498]  ? setup_bdev_super+0x660/0x660
[  289.394571][ T6498]  gfs2_get_tree+0x51/0x1e0
[  289.399073][ T6498]  vfs_get_tree+0x8c/0x280
[  289.403564][ T6498]  do_new_mount+0x24b/0xa40
[  289.408318][ T6498]  __se_sys_mount+0x2da/0x3c0
[  289.413070][ T6498]  ? __x64_sys_mount+0xc0/0xc0
[  289.417828][ T6498]  ? lockdep_hardirqs_on+0x98/0x150
[  289.423025][ T6498]  ? __x64_sys_mount+0x20/0xc0
[  289.427794][ T6498]  do_syscall_64+0x55/0xb0
[  289.432246][ T6498]  ? clear_bhb_loop+0x40/0x90
[  289.436911][ T6498]  ? clear_bhb_loop+0x40/0x90
[  289.441589][ T6498]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  289.447645][ T6498] RIP: 0033:0x7f0efc590eea
[  289.452071][ T6498] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  289.472040][ T6498] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.480456][ T6498] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  289.488510][ T6498] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  289.496667][ T6498] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  289.504635][ T6498] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  289.512598][ T6498] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  289.520826][ T6498]  </TASK>
[  289.527774][ T6498] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  289.541827][ T6498] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  289.922760][ T6501] loop1: detected capacity change from 0 to 32768
[  289.936938][ T6501] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.944586][ T6501] CPU: 1 PID: 6501 Comm: syz.1.193 Not tainted syzkaller #0
[  289.951926][ T6501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  289.962028][ T6501] Call Trace:
[  289.965344][ T6501]  <TASK>
[  289.968317][ T6501]  dump_stack_lvl+0x16c/0x230
[  289.973134][ T6501]  ? show_regs_print_info+0x20/0x20
[  289.978481][ T6501]  ? load_image+0x3b0/0x3b0
[  289.983043][ T6501]  sysfs_create_dir_ns+0x256/0x280
[  289.988214][ T6501]  ? sysfs_warn_dup+0xa0/0xa0
[  289.992946][ T6501]  ? do_raw_spin_unlock+0x121/0x230
[  289.998197][ T6501]  kobject_add_internal+0x6b8/0xc70
[  290.003436][ T6501]  kobject_init_and_add+0x126/0x190
[  290.008655][ T6501]  ? lockdep_softirqs_off+0x430/0x430
[  290.014043][ T6501]  ? kobject_add+0x220/0x220
[  290.018650][ T6501]  ? __init_swait_queue_head+0xa9/0x150
[  290.024205][ T6501]  gfs2_sys_fs_add+0x238/0x470
[  290.028980][ T6501]  ? gfs2_recover_set+0x250/0x250
[  290.034046][ T6501]  ? apply_workqueue_attrs+0x180/0x180
[  290.039548][ T6501]  gfs2_fill_super+0x1323/0x1f80
[  290.044622][ T6501]  ? gfs2_reconfigure+0xb10/0xb10
[  290.049768][ T6501]  ? setup_bdev_super+0x56b/0x660
[  290.054807][ T6501]  get_tree_bdev+0x3e4/0x510
[  290.059411][ T6501]  ? end_current_label_crit_section+0x170/0x170
[  290.065690][ T6501]  ? gfs2_reconfigure+0xb10/0xb10
[  290.070905][ T6501]  ? setup_bdev_super+0x660/0x660
[  290.075952][ T6501]  gfs2_get_tree+0x51/0x1e0
[  290.080469][ T6501]  vfs_get_tree+0x8c/0x280
[  290.084900][ T6501]  do_new_mount+0x24b/0xa40
[  290.089419][ T6501]  __se_sys_mount+0x2da/0x3c0
[  290.094119][ T6501]  ? __x64_sys_mount+0xc0/0xc0
[  290.098899][ T6501]  ? lockdep_hardirqs_on+0x98/0x150
[  290.104106][ T6501]  ? __x64_sys_mount+0x20/0xc0
[  290.108976][ T6501]  do_syscall_64+0x55/0xb0
[  290.113407][ T6501]  ? clear_bhb_loop+0x40/0x90
[  290.118190][ T6501]  ? clear_bhb_loop+0x40/0x90
[  290.122977][ T6501]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  290.129057][ T6501] RIP: 0033:0x7f0efc590eea
[  290.133487][ T6501] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  290.153303][ T6501] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.161827][ T6501] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  290.169810][ T6501] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  290.177883][ T6501] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  290.185953][ T6501] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  290.193931][ T6501] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  290.201930][ T6501]  </TASK>
[  290.213550][ T6501] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.228477][ T6501] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 08:03:34 executed programs: 179
[  290.593600][ T6504] loop1: detected capacity change from 0 to 32768
[  290.607691][ T6504] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  290.615171][ T6504] CPU: 1 PID: 6504 Comm: syz.1.194 Not tainted syzkaller #0
[  290.622524][ T6504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  290.632713][ T6504] Call Trace:
[  290.636118][ T6504]  <TASK>
[  290.639087][ T6504]  dump_stack_lvl+0x16c/0x230
[  290.643995][ T6504]  ? show_regs_print_info+0x20/0x20
[  290.649355][ T6504]  ? load_image+0x3b0/0x3b0
[  290.654090][ T6504]  sysfs_create_dir_ns+0x256/0x280
[  290.659296][ T6504]  ? sysfs_warn_dup+0xa0/0xa0
[  290.664021][ T6504]  ? do_raw_spin_unlock+0x121/0x230
[  290.669286][ T6504]  kobject_add_internal+0x6b8/0xc70
[  290.674537][ T6504]  kobject_init_and_add+0x126/0x190
[  290.679788][ T6504]  ? lockdep_softirqs_off+0x430/0x430
[  290.685217][ T6504]  ? kobject_add+0x220/0x220
[  290.689861][ T6504]  ? __init_swait_queue_head+0xa9/0x150
[  290.695458][ T6504]  gfs2_sys_fs_add+0x238/0x470
[  290.700414][ T6504]  ? gfs2_recover_set+0x250/0x250
[  290.705576][ T6504]  ? apply_workqueue_attrs+0x180/0x180
[  290.711091][ T6504]  gfs2_fill_super+0x1323/0x1f80
[  290.716090][ T6504]  ? gfs2_reconfigure+0xb10/0xb10
[  290.721161][ T6504]  ? setup_bdev_super+0x56b/0x660
[  290.726215][ T6504]  get_tree_bdev+0x3e4/0x510
[  290.730843][ T6504]  ? end_current_label_crit_section+0x170/0x170
[  290.737230][ T6504]  ? gfs2_reconfigure+0xb10/0xb10
[  290.742371][ T6504]  ? setup_bdev_super+0x660/0x660
[  290.747384][ T6504]  gfs2_get_tree+0x51/0x1e0
[  290.751891][ T6504]  vfs_get_tree+0x8c/0x280
[  290.756290][ T6504]  do_new_mount+0x24b/0xa40
[  290.760788][ T6504]  __se_sys_mount+0x2da/0x3c0
[  290.765458][ T6504]  ? __x64_sys_mount+0xc0/0xc0
[  290.770202][ T6504]  ? lockdep_hardirqs_on+0x98/0x150
[  290.775383][ T6504]  ? __x64_sys_mount+0x20/0xc0
[  290.780138][ T6504]  do_syscall_64+0x55/0xb0
[  290.784557][ T6504]  ? clear_bhb_loop+0x40/0x90
[  290.789219][ T6504]  ? clear_bhb_loop+0x40/0x90
[  290.793884][ T6504]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  290.799775][ T6504] RIP: 0033:0x7f0efc590eea
[  290.804178][ T6504] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  290.823859][ T6504] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.832439][ T6504] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  290.840397][ T6504] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  290.848369][ T6504] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  290.856453][ T6504] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  290.864498][ T6504] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  290.872571][ T6504]  </TASK>
[  290.876796][ T6504] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.891238][ T6504] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.282141][ T6507] loop1: detected capacity change from 0 to 32768
[  291.296887][ T6507] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.304884][ T6507] CPU: 1 PID: 6507 Comm: syz.1.195 Not tainted syzkaller #0
[  291.312230][ T6507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.322332][ T6507] Call Trace:
[  291.325654][ T6507]  <TASK>
[  291.328633][ T6507]  dump_stack_lvl+0x16c/0x230
[  291.333383][ T6507]  ? show_regs_print_info+0x20/0x20
[  291.338629][ T6507]  ? load_image+0x3b0/0x3b0
[  291.343193][ T6507]  sysfs_create_dir_ns+0x256/0x280
[  291.348350][ T6507]  ? sysfs_warn_dup+0xa0/0xa0
[  291.353077][ T6507]  ? do_raw_spin_unlock+0x121/0x230
[  291.358327][ T6507]  kobject_add_internal+0x6b8/0xc70
[  291.363587][ T6507]  kobject_init_and_add+0x126/0x190
[  291.368851][ T6507]  ? lockdep_softirqs_off+0x430/0x430
[  291.374287][ T6507]  ? kobject_add+0x220/0x220
[  291.378934][ T6507]  ? __init_swait_queue_head+0xa9/0x150
[  291.384621][ T6507]  gfs2_sys_fs_add+0x238/0x470
[  291.389513][ T6507]  ? gfs2_recover_set+0x250/0x250
[  291.394592][ T6507]  ? apply_workqueue_attrs+0x180/0x180
[  291.400103][ T6507]  gfs2_fill_super+0x1323/0x1f80
[  291.405099][ T6507]  ? gfs2_reconfigure+0xb10/0xb10
[  291.410527][ T6507]  ? setup_bdev_super+0x56b/0x660
[  291.415590][ T6507]  get_tree_bdev+0x3e4/0x510
[  291.420221][ T6507]  ? end_current_label_crit_section+0x170/0x170
[  291.426500][ T6507]  ? gfs2_reconfigure+0xb10/0xb10
[  291.431530][ T6507]  ? setup_bdev_super+0x660/0x660
[  291.436595][ T6507]  gfs2_get_tree+0x51/0x1e0
[  291.441128][ T6507]  vfs_get_tree+0x8c/0x280
[  291.445626][ T6507]  do_new_mount+0x24b/0xa40
[  291.450196][ T6507]  __se_sys_mount+0x2da/0x3c0
[  291.454880][ T6507]  ? __x64_sys_mount+0xc0/0xc0
[  291.459644][ T6507]  ? lockdep_hardirqs_on+0x98/0x150
[  291.464845][ T6507]  ? __x64_sys_mount+0x20/0xc0
[  291.469630][ T6507]  do_syscall_64+0x55/0xb0
[  291.474080][ T6507]  ? clear_bhb_loop+0x40/0x90
[  291.478751][ T6507]  ? clear_bhb_loop+0x40/0x90
[  291.483416][ T6507]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  291.489299][ T6507] RIP: 0033:0x7f0efc590eea
[  291.493787][ T6507] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  291.513666][ T6507] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  291.522247][ T6507] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  291.530222][ T6507] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  291.538282][ T6507] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  291.546252][ T6507] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  291.554401][ T6507] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  291.562476][ T6507]  </TASK>
[  291.577556][ T6507] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  291.592614][ T6507] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.939295][ T6510] loop1: detected capacity change from 0 to 32768
[  291.949689][ T6510] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.957131][ T6510] CPU: 0 PID: 6510 Comm: syz.1.196 Not tainted syzkaller #0
[  291.964456][ T6510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.974553][ T6510] Call Trace:
[  291.977869][ T6510]  <TASK>
[  291.980836][ T6510]  dump_stack_lvl+0x16c/0x230
[  291.985573][ T6510]  ? show_regs_print_info+0x20/0x20
[  291.991013][ T6510]  ? load_image+0x3b0/0x3b0
[  291.995581][ T6510]  sysfs_create_dir_ns+0x256/0x280
[  292.000831][ T6510]  ? sysfs_warn_dup+0xa0/0xa0
[  292.005574][ T6510]  ? do_raw_spin_unlock+0x121/0x230
[  292.010906][ T6510]  kobject_add_internal+0x6b8/0xc70
[  292.016153][ T6510]  kobject_init_and_add+0x126/0x190
[  292.021823][ T6510]  ? lockdep_softirqs_off+0x430/0x430
[  292.027237][ T6510]  ? kobject_add+0x220/0x220
[  292.031900][ T6510]  ? __init_swait_queue_head+0xa9/0x150
[  292.037488][ T6510]  gfs2_sys_fs_add+0x238/0x470
[  292.042308][ T6510]  ? gfs2_recover_set+0x250/0x250
[  292.047400][ T6510]  ? apply_workqueue_attrs+0x180/0x180
[  292.052906][ T6510]  gfs2_fill_super+0x1323/0x1f80
[  292.057912][ T6510]  ? gfs2_reconfigure+0xb10/0xb10
[  292.062980][ T6510]  ? setup_bdev_super+0x56b/0x660
[  292.068049][ T6510]  get_tree_bdev+0x3e4/0x510
[  292.072693][ T6510]  ? end_current_label_crit_section+0x170/0x170
[  292.079049][ T6510]  ? gfs2_reconfigure+0xb10/0xb10
[  292.084092][ T6510]  ? setup_bdev_super+0x660/0x660
[  292.089135][ T6510]  gfs2_get_tree+0x51/0x1e0
[  292.093659][ T6510]  vfs_get_tree+0x8c/0x280
[  292.098092][ T6510]  do_new_mount+0x24b/0xa40
[  292.102635][ T6510]  __se_sys_mount+0x2da/0x3c0
[  292.107400][ T6510]  ? __x64_sys_mount+0xc0/0xc0
[  292.112277][ T6510]  ? lockdep_hardirqs_on+0x98/0x150
[  292.117492][ T6510]  ? __x64_sys_mount+0x20/0xc0
[  292.122269][ T6510]  do_syscall_64+0x55/0xb0
[  292.126705][ T6510]  ? clear_bhb_loop+0x40/0x90
[  292.131393][ T6510]  ? clear_bhb_loop+0x40/0x90
[  292.136081][ T6510]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.141986][ T6510] RIP: 0033:0x7f0efc590eea
[  292.146451][ T6510] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  292.166158][ T6510] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.174843][ T6510] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  292.182844][ T6510] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  292.190841][ T6510] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  292.198836][ T6510] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.206910][ T6510] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  292.214912][ T6510]  </TASK>
[  292.240053][ T6510] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.254308][ T6510] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  292.647327][ T6513] loop1: detected capacity change from 0 to 32768
[  292.657270][ T6513] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  292.665529][ T6513] CPU: 0 PID: 6513 Comm: syz.1.197 Not tainted syzkaller #0
[  292.672874][ T6513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  292.682973][ T6513] Call Trace:
[  292.686298][ T6513]  <TASK>
[  292.689271][ T6513]  dump_stack_lvl+0x16c/0x230
[  292.694018][ T6513]  ? show_regs_print_info+0x20/0x20
[  292.702233][ T6513]  ? load_image+0x3b0/0x3b0
[  292.706810][ T6513]  sysfs_create_dir_ns+0x256/0x280
[  292.711978][ T6513]  ? sysfs_warn_dup+0xa0/0xa0
[  292.716705][ T6513]  ? do_raw_spin_unlock+0x121/0x230
[  292.721957][ T6513]  kobject_add_internal+0x6b8/0xc70
[  292.727207][ T6513]  kobject_init_and_add+0x126/0x190
[  292.732473][ T6513]  ? lockdep_softirqs_off+0x430/0x430
[  292.737975][ T6513]  ? kobject_add+0x220/0x220
[  292.742575][ T6513]  ? __init_swait_queue_head+0xa9/0x150
[  292.748116][ T6513]  gfs2_sys_fs_add+0x238/0x470
[  292.752872][ T6513]  ? gfs2_recover_set+0x250/0x250
[  292.758012][ T6513]  ? apply_workqueue_attrs+0x180/0x180
[  292.763517][ T6513]  gfs2_fill_super+0x1323/0x1f80
[  292.768486][ T6513]  ? gfs2_reconfigure+0xb10/0xb10
[  292.773533][ T6513]  ? setup_bdev_super+0x56b/0x660
[  292.778566][ T6513]  get_tree_bdev+0x3e4/0x510
[  292.783167][ T6513]  ? end_current_label_crit_section+0x170/0x170
[  292.789716][ T6513]  ? gfs2_reconfigure+0xb10/0xb10
[  292.794751][ T6513]  ? setup_bdev_super+0x660/0x660
[  292.799796][ T6513]  gfs2_get_tree+0x51/0x1e0
[  292.804373][ T6513]  vfs_get_tree+0x8c/0x280
[  292.808809][ T6513]  do_new_mount+0x24b/0xa40
[  292.813409][ T6513]  __se_sys_mount+0x2da/0x3c0
[  292.818097][ T6513]  ? __x64_sys_mount+0xc0/0xc0
[  292.822962][ T6513]  ? lockdep_hardirqs_on+0x98/0x150
[  292.828171][ T6513]  ? __x64_sys_mount+0x20/0xc0
[  292.832955][ T6513]  do_syscall_64+0x55/0xb0
[  292.837405][ T6513]  ? clear_bhb_loop+0x40/0x90
[  292.842121][ T6513]  ? clear_bhb_loop+0x40/0x90
[  292.846915][ T6513]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.852830][ T6513] RIP: 0033:0x7f0efc590eea
[  292.857261][ T6513] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  292.876883][ T6513] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.885316][ T6513] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  292.893382][ T6513] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  292.901544][ T6513] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  292.909616][ T6513] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.917595][ T6513] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  292.925601][ T6513]  </TASK>
[  292.932014][ T6513] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.946008][ T6513] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.310449][ T6516] loop1: detected capacity change from 0 to 32768
[  293.325349][ T6516] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  293.332929][ T6516] CPU: 0 PID: 6516 Comm: syz.1.198 Not tainted syzkaller #0
[  293.340343][ T6516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  293.350442][ T6516] Call Trace:
[  293.353759][ T6516]  <TASK>
[  293.356736][ T6516]  dump_stack_lvl+0x16c/0x230
[  293.361486][ T6516]  ? show_regs_print_info+0x20/0x20
[  293.366735][ T6516]  ? load_image+0x3b0/0x3b0
[  293.371296][ T6516]  sysfs_create_dir_ns+0x256/0x280
[  293.376457][ T6516]  ? sysfs_warn_dup+0xa0/0xa0
[  293.381190][ T6516]  ? do_raw_spin_unlock+0x121/0x230
[  293.386443][ T6516]  kobject_add_internal+0x6b8/0xc70
[  293.391700][ T6516]  kobject_init_and_add+0x126/0x190
[  293.397013][ T6516]  ? lockdep_softirqs_off+0x430/0x430
[  293.402398][ T6516]  ? kobject_add+0x220/0x220
[  293.407001][ T6516]  ? __init_swait_queue_head+0xa9/0x150
[  293.412561][ T6516]  gfs2_sys_fs_add+0x238/0x470
[  293.417386][ T6516]  ? gfs2_recover_set+0x250/0x250
[  293.422431][ T6516]  ? apply_workqueue_attrs+0x180/0x180
[  293.427913][ T6516]  gfs2_fill_super+0x1323/0x1f80
[  293.432884][ T6516]  ? gfs2_reconfigure+0xb10/0xb10
[  293.437930][ T6516]  ? setup_bdev_super+0x56b/0x660
[  293.442968][ T6516]  get_tree_bdev+0x3e4/0x510
[  293.447665][ T6516]  ? end_current_label_crit_section+0x170/0x170
[  293.454007][ T6516]  ? gfs2_reconfigure+0xb10/0xb10
[  293.459041][ T6516]  ? setup_bdev_super+0x660/0x660
[  293.464087][ T6516]  gfs2_get_tree+0x51/0x1e0
[  293.468608][ T6516]  vfs_get_tree+0x8c/0x280
[  293.473032][ T6516]  do_new_mount+0x24b/0xa40
[  293.477642][ T6516]  __se_sys_mount+0x2da/0x3c0
[  293.482343][ T6516]  ? __x64_sys_mount+0xc0/0xc0
[  293.487116][ T6516]  ? lockdep_hardirqs_on+0x98/0x150
[  293.492322][ T6516]  ? __x64_sys_mount+0x20/0xc0
[  293.497179][ T6516]  do_syscall_64+0x55/0xb0
[  293.501599][ T6516]  ? clear_bhb_loop+0x40/0x90
[  293.506283][ T6516]  ? clear_bhb_loop+0x40/0x90
[  293.511061][ T6516]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  293.516963][ T6516] RIP: 0033:0x7f0efc590eea
[  293.521395][ T6516] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  293.541098][ T6516] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.549887][ T6516] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  293.557876][ T6516] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  293.565863][ T6516] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  293.573839][ T6516] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  293.581816][ T6516] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  293.589906][ T6516]  </TASK>
[  293.608031][ T6516] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  293.622412][ T6516] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.629775][ T5802] Bluetooth: hci1: command 0x0406 tx timeout
[  293.996340][ T6519] loop1: detected capacity change from 0 to 32768
[  294.010100][ T6519] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.017759][ T6519] CPU: 1 PID: 6519 Comm: syz.1.199 Not tainted syzkaller #0
[  294.025268][ T6519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.035451][ T6519] Call Trace:
[  294.038775][ T6519]  <TASK>
[  294.041747][ T6519]  dump_stack_lvl+0x16c/0x230
[  294.046496][ T6519]  ? show_regs_print_info+0x20/0x20
[  294.051765][ T6519]  ? load_image+0x3b0/0x3b0
[  294.056341][ T6519]  sysfs_create_dir_ns+0x256/0x280
[  294.061600][ T6519]  ? sysfs_warn_dup+0xa0/0xa0
[  294.066329][ T6519]  ? do_raw_spin_unlock+0x121/0x230
[  294.071670][ T6519]  kobject_add_internal+0x6b8/0xc70
[  294.076927][ T6519]  kobject_init_and_add+0x126/0x190
[  294.082372][ T6519]  ? lockdep_softirqs_off+0x430/0x430
[  294.087766][ T6519]  ? kobject_add+0x220/0x220
[  294.092387][ T6519]  ? __init_swait_queue_head+0xa9/0x150
[  294.097959][ T6519]  gfs2_sys_fs_add+0x238/0x470
[  294.102739][ T6519]  ? gfs2_recover_set+0x250/0x250
[  294.107896][ T6519]  ? apply_workqueue_attrs+0x180/0x180
[  294.113566][ T6519]  gfs2_fill_super+0x1323/0x1f80
[  294.118652][ T6519]  ? gfs2_reconfigure+0xb10/0xb10
[  294.123718][ T6519]  ? setup_bdev_super+0x56b/0x660
[  294.128761][ T6519]  get_tree_bdev+0x3e4/0x510
[  294.133364][ T6519]  ? end_current_label_crit_section+0x170/0x170
[  294.139800][ T6519]  ? gfs2_reconfigure+0xb10/0xb10
[  294.144839][ T6519]  ? setup_bdev_super+0x660/0x660
[  294.149886][ T6519]  gfs2_get_tree+0x51/0x1e0
[  294.154499][ T6519]  vfs_get_tree+0x8c/0x280
[  294.159016][ T6519]  do_new_mount+0x24b/0xa40
[  294.163534][ T6519]  __se_sys_mount+0x2da/0x3c0
[  294.168232][ T6519]  ? __x64_sys_mount+0xc0/0xc0
[  294.173037][ T6519]  ? lockdep_hardirqs_on+0x98/0x150
[  294.178244][ T6519]  ? __x64_sys_mount+0x20/0xc0
[  294.183013][ T6519]  do_syscall_64+0x55/0xb0
[  294.187482][ T6519]  ? clear_bhb_loop+0x40/0x90
[  294.192167][ T6519]  ? clear_bhb_loop+0x40/0x90
[  294.196943][ T6519]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  294.202846][ T6519] RIP: 0033:0x7f0efc590eea
[  294.207277][ T6519] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  294.226981][ T6519] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.235494][ T6519] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  294.243477][ T6519] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  294.251453][ T6519] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  294.259434][ T6519] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  294.267423][ T6519] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  294.275431][ T6519]  </TASK>
[  294.288787][ T6519] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  294.305771][ T6519] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  294.659775][ T6522] loop1: detected capacity change from 0 to 32768
[  294.678880][ T6522] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.686423][ T6522] CPU: 0 PID: 6522 Comm: syz.1.200 Not tainted syzkaller #0
[  294.693835][ T6522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.703938][ T6522] Call Trace:
[  294.707274][ T6522]  <TASK>
[  294.710242][ T6522]  dump_stack_lvl+0x16c/0x230
[  294.714971][ T6522]  ? show_regs_print_info+0x20/0x20
[  294.720214][ T6522]  ? load_image+0x3b0/0x3b0
[  294.724771][ T6522]  sysfs_create_dir_ns+0x256/0x280
[  294.729957][ T6522]  ? sysfs_warn_dup+0xa0/0xa0
[  294.734685][ T6522]  ? do_raw_spin_unlock+0x121/0x230
[  294.739939][ T6522]  kobject_add_internal+0x6b8/0xc70
[  294.745322][ T6522]  kobject_init_and_add+0x126/0x190
[  294.750563][ T6522]  ? lockdep_softirqs_off+0x430/0x430
[  294.755983][ T6522]  ? kobject_add+0x220/0x220
[  294.760651][ T6522]  ? __init_swait_queue_head+0xa9/0x150
[  294.766249][ T6522]  gfs2_sys_fs_add+0x238/0x470
[  294.771057][ T6522]  ? gfs2_recover_set+0x250/0x250
[  294.776140][ T6522]  ? apply_workqueue_attrs+0x180/0x180
[  294.781659][ T6522]  gfs2_fill_super+0x1323/0x1f80
[  294.786757][ T6522]  ? gfs2_reconfigure+0xb10/0xb10
[  294.791903][ T6522]  ? setup_bdev_super+0x56b/0x660
[  294.796933][ T6522]  get_tree_bdev+0x3e4/0x510
[  294.801529][ T6522]  ? end_current_label_crit_section+0x170/0x170
[  294.807758][ T6522]  ? gfs2_reconfigure+0xb10/0xb10
[  294.812773][ T6522]  ? setup_bdev_super+0x660/0x660
[  294.817785][ T6522]  gfs2_get_tree+0x51/0x1e0
[  294.822356][ T6522]  vfs_get_tree+0x8c/0x280
[  294.826753][ T6522]  do_new_mount+0x24b/0xa40
[  294.831359][ T6522]  __se_sys_mount+0x2da/0x3c0
[  294.836047][ T6522]  ? __x64_sys_mount+0xc0/0xc0
[  294.840793][ T6522]  ? lockdep_hardirqs_on+0x98/0x150
[  294.845974][ T6522]  ? __x64_sys_mount+0x20/0xc0
[  294.850722][ T6522]  do_syscall_64+0x55/0xb0
[  294.855115][ T6522]  ? clear_bhb_loop+0x40/0x90
[  294.859772][ T6522]  ? clear_bhb_loop+0x40/0x90
[  294.864430][ T6522]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  294.870312][ T6522] RIP: 0033:0x7f0efc590eea
[  294.874820][ T6522] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  294.894688][ T6522] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.903107][ T6522] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  294.911072][ T6522] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  294.919029][ T6522] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  294.926999][ T6522] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  294.934982][ T6522] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  294.942953][ T6522]  </TASK>
[  294.949889][ T6522] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  294.964283][ T6522] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  295.305109][ T6525] loop1: detected capacity change from 0 to 32768
[  295.327988][ T6525] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  295.335476][ T6525] CPU: 1 PID: 6525 Comm: syz.1.201 Not tainted syzkaller #0
[  295.342800][ T6525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  295.352901][ T6525] Call Trace:
[  295.356215][ T6525]  <TASK>
[  295.359175][ T6525]  dump_stack_lvl+0x16c/0x230
[  295.363913][ T6525]  ? show_regs_print_info+0x20/0x20
[  295.369244][ T6525]  ? load_image+0x3b0/0x3b0
[  295.373809][ T6525]  sysfs_create_dir_ns+0x256/0x280
[  295.378972][ T6525]  ? sysfs_warn_dup+0xa0/0xa0
[  295.383780][ T6525]  ? do_raw_spin_unlock+0x121/0x230
[  295.389067][ T6525]  kobject_add_internal+0x6b8/0xc70
[  295.394257][ T6525]  kobject_init_and_add+0x126/0x190
[  295.399454][ T6525]  ? lockdep_softirqs_off+0x430/0x430
[  295.404901][ T6525]  ? kobject_add+0x220/0x220
[  295.409476][ T6525]  ? __init_swait_queue_head+0xa9/0x150
[  295.415019][ T6525]  gfs2_sys_fs_add+0x238/0x470
[  295.419854][ T6525]  ? gfs2_recover_set+0x250/0x250
[  295.424865][ T6525]  ? apply_workqueue_attrs+0x180/0x180
[  295.430331][ T6525]  gfs2_fill_super+0x1323/0x1f80
[  295.435391][ T6525]  ? gfs2_reconfigure+0xb10/0xb10
[  295.440437][ T6525]  ? setup_bdev_super+0x56b/0x660
[  295.445475][ T6525]  get_tree_bdev+0x3e4/0x510
[  295.450069][ T6525]  ? end_current_label_crit_section+0x170/0x170
[  295.456319][ T6525]  ? gfs2_reconfigure+0xb10/0xb10
[  295.461354][ T6525]  ? setup_bdev_super+0x660/0x660
[  295.466570][ T6525]  gfs2_get_tree+0x51/0x1e0
[  295.471088][ T6525]  vfs_get_tree+0x8c/0x280
[  295.475514][ T6525]  do_new_mount+0x24b/0xa40
[  295.480031][ T6525]  __se_sys_mount+0x2da/0x3c0
[  295.484827][ T6525]  ? __x64_sys_mount+0xc0/0xc0
[  295.489621][ T6525]  ? lockdep_hardirqs_on+0x98/0x150
[  295.494942][ T6525]  ? __x64_sys_mount+0x20/0xc0
[  295.499898][ T6525]  do_syscall_64+0x55/0xb0
[  295.504325][ T6525]  ? clear_bhb_loop+0x40/0x90
[  295.509013][ T6525]  ? clear_bhb_loop+0x40/0x90
[  295.513699][ T6525]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  295.519608][ T6525] RIP: 0033:0x7f0efc590eea
[  295.524038][ T6525] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  295.543830][ T6525] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.552286][ T6525] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  295.560335][ T6525] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  295.568320][ T6525] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  295.576386][ T6525] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  295.584461][ T6525] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  295.592454][ T6525]  </TASK>
[  295.596882][ T6525] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  295.612059][ T6525] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 08:03:39 executed programs: 187
[  295.976398][ T6528] loop1: detected capacity change from 0 to 32768
[  295.989913][ T6528] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  295.997349][ T6528] CPU: 0 PID: 6528 Comm: syz.1.202 Not tainted syzkaller #0
[  296.004694][ T6528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  296.014877][ T6528] Call Trace:
[  296.018191][ T6528]  <TASK>
[  296.021156][ T6528]  dump_stack_lvl+0x16c/0x230
[  296.025889][ T6528]  ? show_regs_print_info+0x20/0x20
[  296.031226][ T6528]  ? load_image+0x3b0/0x3b0
[  296.035783][ T6528]  sysfs_create_dir_ns+0x256/0x280
[  296.040946][ T6528]  ? sysfs_warn_dup+0xa0/0xa0
[  296.045750][ T6528]  ? do_raw_spin_unlock+0x121/0x230
[  296.050993][ T6528]  kobject_add_internal+0x6b8/0xc70
[  296.056244][ T6528]  kobject_init_and_add+0x126/0x190
[  296.061484][ T6528]  ? lockdep_softirqs_off+0x430/0x430
[  296.066910][ T6528]  ? kobject_add+0x220/0x220
[  296.071547][ T6528]  ? __init_swait_queue_head+0xa9/0x150
[  296.077138][ T6528]  gfs2_sys_fs_add+0x238/0x470
[  296.081944][ T6528]  ? gfs2_recover_set+0x250/0x250
[  296.087020][ T6528]  ? apply_workqueue_attrs+0x180/0x180
[  296.092525][ T6528]  gfs2_fill_super+0x1323/0x1f80
[  296.097672][ T6528]  ? gfs2_reconfigure+0xb10/0xb10
[  296.102752][ T6528]  ? setup_bdev_super+0x56b/0x660
[  296.107898][ T6528]  get_tree_bdev+0x3e4/0x510
[  296.112504][ T6528]  ? end_current_label_crit_section+0x170/0x170
[  296.118765][ T6528]  ? gfs2_reconfigure+0xb10/0xb10
[  296.123804][ T6528]  ? setup_bdev_super+0x660/0x660
[  296.128849][ T6528]  gfs2_get_tree+0x51/0x1e0
[  296.133372][ T6528]  vfs_get_tree+0x8c/0x280
[  296.137801][ T6528]  do_new_mount+0x24b/0xa40
[  296.142406][ T6528]  __se_sys_mount+0x2da/0x3c0
[  296.147094][ T6528]  ? __x64_sys_mount+0xc0/0xc0
[  296.151956][ T6528]  ? lockdep_hardirqs_on+0x98/0x150
[  296.157258][ T6528]  ? __x64_sys_mount+0x20/0xc0
[  296.162037][ T6528]  do_syscall_64+0x55/0xb0
[  296.166469][ T6528]  ? clear_bhb_loop+0x40/0x90
[  296.171679][ T6528]  ? clear_bhb_loop+0x40/0x90
[  296.176369][ T6528]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  296.182275][ T6528] RIP: 0033:0x7f0efc590eea
[  296.186703][ T6528] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  296.206323][ T6528] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.214762][ T6528] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  296.222831][ T6528] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  296.230810][ T6528] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  296.238787][ T6528] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  296.246764][ T6528] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  296.254756][ T6528]  </TASK>
[  296.263814][ T6528] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  296.280206][ T6528] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  296.653146][ T6532] loop1: detected capacity change from 0 to 32768
[  296.672499][ T6532] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  296.683821][ T6532] CPU: 1 PID: 6532 Comm: syz.1.203 Not tainted syzkaller #0
[  296.691254][ T6532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  296.701533][ T6532] Call Trace:
[  296.704847][ T6532]  <TASK>
[  296.707814][ T6532]  dump_stack_lvl+0x16c/0x230
[  296.712657][ T6532]  ? show_regs_print_info+0x20/0x20
[  296.717903][ T6532]  ? load_image+0x3b0/0x3b0
[  296.722466][ T6532]  sysfs_create_dir_ns+0x256/0x280
[  296.727635][ T6532]  ? sysfs_warn_dup+0xa0/0xa0
[  296.732426][ T6532]  ? do_raw_spin_unlock+0x121/0x230
[  296.737645][ T6532]  kobject_add_internal+0x6b8/0xc70
[  296.743036][ T6532]  kobject_init_and_add+0x126/0x190
[  296.748331][ T6532]  ? lockdep_softirqs_off+0x430/0x430
[  296.753722][ T6532]  ? kobject_add+0x220/0x220
[  296.758333][ T6532]  ? __init_swait_queue_head+0xa9/0x150
[  296.763892][ T6532]  gfs2_sys_fs_add+0x238/0x470
[  296.768668][ T6532]  ? gfs2_recover_set+0x250/0x250
[  296.773711][ T6532]  ? apply_workqueue_attrs+0x180/0x180
[  296.779541][ T6532]  gfs2_fill_super+0x1323/0x1f80
[  296.784506][ T6532]  ? gfs2_reconfigure+0xb10/0xb10
[  296.789646][ T6532]  ? setup_bdev_super+0x56b/0x660
[  296.794759][ T6532]  get_tree_bdev+0x3e4/0x510
[  296.799355][ T6532]  ? end_current_label_crit_section+0x170/0x170
[  296.805624][ T6532]  ? gfs2_reconfigure+0xb10/0xb10
[  296.810690][ T6532]  ? setup_bdev_super+0x660/0x660
[  296.815817][ T6532]  gfs2_get_tree+0x51/0x1e0
[  296.820344][ T6532]  vfs_get_tree+0x8c/0x280
[  296.825042][ T6532]  do_new_mount+0x24b/0xa40
[  296.829660][ T6532]  __se_sys_mount+0x2da/0x3c0
[  296.834348][ T6532]  ? __x64_sys_mount+0xc0/0xc0
[  296.839134][ T6532]  ? lockdep_hardirqs_on+0x98/0x150
[  296.844427][ T6532]  ? __x64_sys_mount+0x20/0xc0
[  296.849898][ T6532]  do_syscall_64+0x55/0xb0
[  296.854497][ T6532]  ? clear_bhb_loop+0x40/0x90
[  296.859185][ T6532]  ? clear_bhb_loop+0x40/0x90
[  296.863879][ T6532]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  296.869779][ T6532] RIP: 0033:0x7f0efc590eea
[  296.874209][ 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
[  296.893849][ T6532] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.902372][ T6532] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  296.910354][ T6532] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  296.918510][ T6532] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  296.926500][ T6532] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  296.934479][ T6532] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  296.942744][ T6532]  </TASK>
[  296.954830][ 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.
[  296.971805][ T6532] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  297.320903][ T6535] loop1: detected capacity change from 0 to 32768
[  297.335764][ T6535] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  297.344108][ T6535] CPU: 0 PID: 6535 Comm: syz.1.204 Not tainted syzkaller #0
[  297.351433][ T6535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  297.361525][ T6535] Call Trace:
[  297.364839][ T6535]  <TASK>
[  297.367805][ T6535]  dump_stack_lvl+0x16c/0x230
[  297.372537][ T6535]  ? show_regs_print_info+0x20/0x20
[  297.377807][ T6535]  ? load_image+0x3b0/0x3b0
[  297.382380][ T6535]  sysfs_create_dir_ns+0x256/0x280
[  297.387555][ T6535]  ? sysfs_warn_dup+0xa0/0xa0
[  297.392292][ T6535]  ? do_raw_spin_unlock+0x121/0x230
[  297.397537][ T6535]  kobject_add_internal+0x6b8/0xc70
[  297.402794][ T6535]  kobject_init_and_add+0x126/0x190
[  297.408133][ T6535]  ? lockdep_softirqs_off+0x430/0x430
[  297.413655][ T6535]  ? kobject_add+0x220/0x220
[  297.418299][ T6535]  ? __init_swait_queue_head+0xa9/0x150
[  297.423969][ T6535]  gfs2_sys_fs_add+0x238/0x470
[  297.428861][ T6535]  ? gfs2_recover_set+0x250/0x250
[  297.433953][ T6535]  ? apply_workqueue_attrs+0x180/0x180
[  297.439536][ T6535]  gfs2_fill_super+0x1323/0x1f80
[  297.444539][ T6535]  ? gfs2_reconfigure+0xb10/0xb10
[  297.449625][ T6535]  ? setup_bdev_super+0x56b/0x660
[  297.454680][ T6535]  get_tree_bdev+0x3e4/0x510
[  297.459302][ T6535]  ? end_current_label_crit_section+0x170/0x170
[  297.465601][ T6535]  ? gfs2_reconfigure+0xb10/0xb10
[  297.470666][ T6535]  ? setup_bdev_super+0x660/0x660
[  297.475713][ T6535]  gfs2_get_tree+0x51/0x1e0
[  297.480243][ T6535]  vfs_get_tree+0x8c/0x280
[  297.484668][ T6535]  do_new_mount+0x24b/0xa40
[  297.489187][ T6535]  __se_sys_mount+0x2da/0x3c0
[  297.493964][ T6535]  ? __x64_sys_mount+0xc0/0xc0
[  297.498737][ T6535]  ? lockdep_hardirqs_on+0x98/0x150
[  297.503946][ T6535]  ? __x64_sys_mount+0x20/0xc0
[  297.508722][ T6535]  do_syscall_64+0x55/0xb0
[  297.513145][ T6535]  ? clear_bhb_loop+0x40/0x90
[  297.517835][ T6535]  ? clear_bhb_loop+0x40/0x90
[  297.522539][ T6535]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  297.528535][ T6535] RIP: 0033:0x7f0efc590eea
[  297.532967][ 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
[  297.552675][ T6535] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.561109][ T6535] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  297.569265][ T6535] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  297.577335][ T6535] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  297.585312][ T6535] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  297.593292][ T6535] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  297.601290][ T6535]  </TASK>
[  297.611471][ 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.
[  297.626681][ T6535] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  298.002124][ T6538] loop1: detected capacity change from 0 to 32768
[  298.017792][ T6538] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  298.025249][ T6538] CPU: 1 PID: 6538 Comm: syz.1.205 Not tainted syzkaller #0
[  298.032572][ T6538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  298.042673][ T6538] Call Trace:
[  298.046077][ T6538]  <TASK>
[  298.049058][ T6538]  dump_stack_lvl+0x16c/0x230
[  298.053794][ T6538]  ? show_regs_print_info+0x20/0x20
[  298.059059][ T6538]  ? load_image+0x3b0/0x3b0
[  298.063623][ T6538]  sysfs_create_dir_ns+0x256/0x280
[  298.068789][ T6538]  ? sysfs_warn_dup+0xa0/0xa0
[  298.073598][ T6538]  ? do_raw_spin_unlock+0x121/0x230
[  298.078834][ T6538]  kobject_add_internal+0x6b8/0xc70
[  298.084062][ T6538]  kobject_init_and_add+0x126/0x190
[  298.089279][ T6538]  ? lockdep_softirqs_off+0x430/0x430
[  298.094749][ T6538]  ? kobject_add+0x220/0x220
[  298.099366][ T6538]  ? __init_swait_queue_head+0xa9/0x150
[  298.104923][ T6538]  gfs2_sys_fs_add+0x238/0x470
[  298.109706][ T6538]  ? gfs2_recover_set+0x250/0x250
[  298.114755][ T6538]  ? apply_workqueue_attrs+0x180/0x180
[  298.120235][ T6538]  gfs2_fill_super+0x1323/0x1f80
[  298.125205][ T6538]  ? gfs2_reconfigure+0xb10/0xb10
[  298.130247][ T6538]  ? setup_bdev_super+0x56b/0x660
[  298.135285][ T6538]  get_tree_bdev+0x3e4/0x510
[  298.139882][ T6538]  ? end_current_label_crit_section+0x170/0x170
[  298.146367][ T6538]  ? gfs2_reconfigure+0xb10/0xb10
[  298.151407][ T6538]  ? setup_bdev_super+0x660/0x660
[  298.156453][ T6538]  gfs2_get_tree+0x51/0x1e0
[  298.160977][ T6538]  vfs_get_tree+0x8c/0x280
[  298.165425][ T6538]  do_new_mount+0x24b/0xa40
[  298.169946][ T6538]  __se_sys_mount+0x2da/0x3c0
[  298.174643][ T6538]  ? __x64_sys_mount+0xc0/0xc0
[  298.179437][ T6538]  ? lockdep_hardirqs_on+0x98/0x150
[  298.184646][ T6538]  ? __x64_sys_mount+0x20/0xc0
[  298.189421][ T6538]  do_syscall_64+0x55/0xb0
[  298.193841][ T6538]  ? clear_bhb_loop+0x40/0x90
[  298.198532][ T6538]  ? clear_bhb_loop+0x40/0x90
[  298.203228][ T6538]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  298.209130][ T6538] RIP: 0033:0x7f0efc590eea
[  298.213558][ T6538] 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
[  298.233355][ T6538] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.241784][ T6538] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  298.250548][ T6538] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  298.258704][ T6538] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  298.266687][ T6538] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  298.274811][ T6538] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  298.282803][ T6538]  </TASK>
[  298.325273][ T6538] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  298.339441][ T6538] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  298.700890][ T6543] loop1: detected capacity change from 0 to 32768
[  298.711948][ T6543] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  298.727543][ T6543] CPU: 0 PID: 6543 Comm: syz.1.206 Not tainted syzkaller #0
[  298.734992][ T6543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  298.745096][ T6543] Call Trace:
[  298.748587][ T6543]  <TASK>
[  298.751556][ T6543]  dump_stack_lvl+0x16c/0x230
[  298.756300][ T6543]  ? show_regs_print_info+0x20/0x20
[  298.761567][ T6543]  ? load_image+0x3b0/0x3b0
[  298.766127][ T6543]  sysfs_create_dir_ns+0x256/0x280
[  298.771290][ T6543]  ? sysfs_warn_dup+0xa0/0xa0
[  298.776067][ T6543]  ? do_raw_spin_unlock+0x121/0x230
[  298.781349][ T6543]  kobject_add_internal+0x6b8/0xc70
[  298.786637][ T6543]  kobject_init_and_add+0x126/0x190
[  298.791873][ T6543]  ? lockdep_softirqs_off+0x430/0x430
[  298.797351][ T6543]  ? kobject_add+0x220/0x220
[  298.801957][ T6543]  ? __init_swait_queue_head+0xa9/0x150
[  298.807517][ T6543]  gfs2_sys_fs_add+0x238/0x470
[  298.812303][ T6543]  ? gfs2_recover_set+0x250/0x250
[  298.817357][ T6543]  ? apply_workqueue_attrs+0x180/0x180
[  298.822840][ T6543]  gfs2_fill_super+0x1323/0x1f80
[  298.827804][ T6543]  ? gfs2_reconfigure+0xb10/0xb10
[  298.832848][ T6543]  ? setup_bdev_super+0x56b/0x660
[  298.837888][ T6543]  get_tree_bdev+0x3e4/0x510
[  298.842574][ T6543]  ? end_current_label_crit_section+0x170/0x170
[  298.848844][ T6543]  ? gfs2_reconfigure+0xb10/0xb10
[  298.853876][ T6543]  ? setup_bdev_super+0x660/0x660
[  298.858931][ T6543]  gfs2_get_tree+0x51/0x1e0
[  298.863547][ T6543]  vfs_get_tree+0x8c/0x280
[  298.867975][ T6543]  do_new_mount+0x24b/0xa40
[  298.872757][ T6543]  __se_sys_mount+0x2da/0x3c0
[  298.877456][ T6543]  ? __x64_sys_mount+0xc0/0xc0
[  298.882297][ T6543]  ? lockdep_hardirqs_on+0x98/0x150
[  298.887940][ T6543]  ? __x64_sys_mount+0x20/0xc0
[  298.892715][ T6543]  do_syscall_64+0x55/0xb0
[  298.897136][ T6543]  ? clear_bhb_loop+0x40/0x90
[  298.901908][ T6543]  ? clear_bhb_loop+0x40/0x90
[  298.906600][ T6543]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  298.912590][ T6543] RIP: 0033:0x7f0efc590eea
[  298.917014][ T6543] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  298.936716][ T6543] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.945149][ T6543] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  298.953131][ T6543] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  298.961115][ T6543] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  298.969092][ T6543] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  298.977074][ T6543] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  298.985076][ T6543]  </TASK>
[  299.007813][ T6543] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  299.023011][ T6543] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.376899][ T6547] loop1: detected capacity change from 0 to 32768
[  299.389556][ T6547] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  299.397002][ T6547] CPU: 1 PID: 6547 Comm: syz.1.207 Not tainted syzkaller #0
[  299.404324][ T6547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  299.414423][ T6547] Call Trace:
[  299.417742][ T6547]  <TASK>
[  299.420706][ T6547]  dump_stack_lvl+0x16c/0x230
[  299.425445][ T6547]  ? show_regs_print_info+0x20/0x20
[  299.430696][ T6547]  ? load_image+0x3b0/0x3b0
[  299.435431][ T6547]  sysfs_create_dir_ns+0x256/0x280
[  299.440590][ T6547]  ? sysfs_warn_dup+0xa0/0xa0
[  299.445489][ T6547]  ? do_raw_spin_unlock+0x121/0x230
[  299.450726][ T6547]  kobject_add_internal+0x6b8/0xc70
[  299.455974][ T6547]  kobject_init_and_add+0x126/0x190
[  299.461216][ T6547]  ? lockdep_softirqs_off+0x430/0x430
[  299.466633][ T6547]  ? kobject_add+0x220/0x220
[  299.471311][ T6547]  ? __init_swait_queue_head+0xa9/0x150
[  299.476907][ T6547]  gfs2_sys_fs_add+0x238/0x470
[  299.481796][ T6547]  ? gfs2_recover_set+0x250/0x250
[  299.486847][ T6547]  ? apply_workqueue_attrs+0x180/0x180
[  299.492380][ T6547]  gfs2_fill_super+0x1323/0x1f80
[  299.497348][ T6547]  ? gfs2_reconfigure+0xb10/0xb10
[  299.502399][ T6547]  ? setup_bdev_super+0x56b/0x660
[  299.507446][ T6547]  get_tree_bdev+0x3e4/0x510
[  299.512065][ T6547]  ? end_current_label_crit_section+0x170/0x170
[  299.518318][ T6547]  ? gfs2_reconfigure+0xb10/0xb10
[  299.523353][ T6547]  ? setup_bdev_super+0x660/0x660
[  299.528395][ T6547]  gfs2_get_tree+0x51/0x1e0
[  299.532914][ T6547]  vfs_get_tree+0x8c/0x280
[  299.537344][ T6547]  do_new_mount+0x24b/0xa40
[  299.541863][ T6547]  __se_sys_mount+0x2da/0x3c0
[  299.546637][ T6547]  ? __x64_sys_mount+0xc0/0xc0
[  299.551427][ T6547]  ? lockdep_hardirqs_on+0x98/0x150
[  299.556651][ T6547]  ? __x64_sys_mount+0x20/0xc0
[  299.561436][ T6547]  do_syscall_64+0x55/0xb0
[  299.565856][ T6547]  ? clear_bhb_loop+0x40/0x90
[  299.570544][ T6547]  ? clear_bhb_loop+0x40/0x90
[  299.575245][ T6547]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  299.581147][ T6547] RIP: 0033:0x7f0efc590eea
[  299.585582][ T6547] 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
[  299.605322][ T6547] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  299.613751][ T6547] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  299.621735][ T6547] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  299.629713][ T6547] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  299.637699][ T6547] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  299.645696][ T6547] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  299.653693][ T6547]  </TASK>
[  299.662836][ T6547] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  299.677006][ T6547] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  300.042584][ T6552] loop1: detected capacity change from 0 to 32768
[  300.056375][ T6552] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.064521][ T6552] CPU: 0 PID: 6552 Comm: syz.1.208 Not tainted syzkaller #0
[  300.071869][ T6552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  300.081965][ T6552] Call Trace:
[  300.085316][ T6552]  <TASK>
[  300.088307][ T6552]  dump_stack_lvl+0x16c/0x230
[  300.093046][ T6552]  ? show_regs_print_info+0x20/0x20
[  300.098307][ T6552]  ? load_image+0x3b0/0x3b0
[  300.102875][ T6552]  sysfs_create_dir_ns+0x256/0x280
[  300.108122][ T6552]  ? sysfs_warn_dup+0xa0/0xa0
[  300.112851][ T6552]  ? do_raw_spin_unlock+0x121/0x230
[  300.118092][ T6552]  kobject_add_internal+0x6b8/0xc70
[  300.123349][ T6552]  kobject_init_and_add+0x126/0x190
[  300.128608][ T6552]  ? lockdep_softirqs_off+0x430/0x430
[  300.134022][ T6552]  ? kobject_add+0x220/0x220
[  300.138750][ T6552]  ? __init_swait_queue_head+0xa9/0x150
[  300.144335][ T6552]  gfs2_sys_fs_add+0x238/0x470
[  300.149146][ T6552]  ? gfs2_recover_set+0x250/0x250
[  300.154220][ T6552]  ? apply_workqueue_attrs+0x180/0x180
[  300.159732][ T6552]  gfs2_fill_super+0x1323/0x1f80
[  300.164724][ T6552]  ? gfs2_reconfigure+0xb10/0xb10
[  300.169795][ T6552]  ? setup_bdev_super+0x56b/0x660
[  300.174838][ T6552]  get_tree_bdev+0x3e4/0x510
[  300.179420][ T6552]  ? end_current_label_crit_section+0x170/0x170
[  300.185658][ T6552]  ? gfs2_reconfigure+0xb10/0xb10
[  300.190681][ T6552]  ? setup_bdev_super+0x660/0x660
[  300.195692][ T6552]  gfs2_get_tree+0x51/0x1e0
[  300.200203][ T6552]  vfs_get_tree+0x8c/0x280
[  300.204635][ T6552]  do_new_mount+0x24b/0xa40
[  300.209126][ T6552]  __se_sys_mount+0x2da/0x3c0
[  300.213881][ T6552]  ? __x64_sys_mount+0xc0/0xc0
[  300.218715][ T6552]  ? lockdep_hardirqs_on+0x98/0x150
[  300.223983][ T6552]  ? __x64_sys_mount+0x20/0xc0
[  300.228729][ T6552]  do_syscall_64+0x55/0xb0
[  300.233139][ T6552]  ? clear_bhb_loop+0x40/0x90
[  300.237800][ T6552]  ? clear_bhb_loop+0x40/0x90
[  300.242546][ T6552]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  300.248426][ T6552] RIP: 0033:0x7f0efc590eea
[  300.252824][ T6552] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  300.272426][ T6552] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.280838][ T6552] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  300.288799][ T6552] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  300.296758][ T6552] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  300.304729][ T6552] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  300.312698][ T6552] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  300.321114][ T6552]  </TASK>
[  300.325743][ T6552] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  300.339738][ T6552] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  300.701198][ T6555] loop1: detected capacity change from 0 to 32768
[  300.717713][ T6555] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.727715][ T6555] CPU: 0 PID: 6555 Comm: syz.1.209 Not tainted syzkaller #0
[  300.735062][ T6555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  300.745426][ T6555] Call Trace:
[  300.748746][ T6555]  <TASK>
[  300.751717][ T6555]  dump_stack_lvl+0x16c/0x230
[  300.756460][ T6555]  ? show_regs_print_info+0x20/0x20
[  300.761708][ T6555]  ? load_image+0x3b0/0x3b0
[  300.766271][ T6555]  sysfs_create_dir_ns+0x256/0x280
[  300.771441][ T6555]  ? sysfs_warn_dup+0xa0/0xa0
[  300.776165][ T6555]  ? do_raw_spin_unlock+0x121/0x230
[  300.781449][ T6555]  kobject_add_internal+0x6b8/0xc70
[  300.786789][ T6555]  kobject_init_and_add+0x126/0x190
[  300.792114][ T6555]  ? lockdep_softirqs_off+0x430/0x430
[  300.797538][ T6555]  ? kobject_add+0x220/0x220
[  300.802198][ T6555]  ? __init_swait_queue_head+0xa9/0x150
[  300.807789][ T6555]  gfs2_sys_fs_add+0x238/0x470
[  300.812601][ T6555]  ? gfs2_recover_set+0x250/0x250
[  300.817671][ T6555]  ? apply_workqueue_attrs+0x180/0x180
[  300.823313][ T6555]  gfs2_fill_super+0x1323/0x1f80
[  300.828318][ T6555]  ? gfs2_reconfigure+0xb10/0xb10
[  300.833446][ T6555]  ? setup_bdev_super+0x56b/0x660
[  300.838519][ T6555]  get_tree_bdev+0x3e4/0x510
[  300.843135][ T6555]  ? end_current_label_crit_section+0x170/0x170
[  300.849566][ T6555]  ? gfs2_reconfigure+0xb10/0xb10
[  300.854604][ T6555]  ? setup_bdev_super+0x660/0x660
[  300.859732][ T6555]  gfs2_get_tree+0x51/0x1e0
[  300.864341][ T6555]  vfs_get_tree+0x8c/0x280
[  300.868772][ T6555]  do_new_mount+0x24b/0xa40
[  300.873289][ T6555]  __se_sys_mount+0x2da/0x3c0
[  300.877981][ T6555]  ? __x64_sys_mount+0xc0/0xc0
[  300.882840][ T6555]  ? lockdep_hardirqs_on+0x98/0x150
[  300.888048][ T6555]  ? __x64_sys_mount+0x20/0xc0
[  300.892822][ T6555]  do_syscall_64+0x55/0xb0
[  300.897297][ T6555]  ? clear_bhb_loop+0x40/0x90
[  300.901989][ T6555]  ? clear_bhb_loop+0x40/0x90
[  300.906678][ T6555]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  300.912757][ T6555] RIP: 0033:0x7f0efc590eea
[  300.917182][ T6555] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  300.936890][ T6555] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.945317][ T6555] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  300.953294][ T6555] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  300.961382][ T6555] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  300.969714][ T6555] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  300.977692][ T6555] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  300.985684][ T6555]  </TASK>
[  300.992094][ T6555] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  301.006216][ T6555] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/01 08:03:45 executed programs: 195
[  301.364123][ T6558] loop1: detected capacity change from 0 to 32768
[  301.384258][ T6558] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  301.392081][ T6558] CPU: 0 PID: 6558 Comm: syz.1.210 Not tainted syzkaller #0
[  301.399434][ T6558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  301.409531][ T6558] Call Trace:
[  301.412844][ T6558]  <TASK>
[  301.415809][ T6558]  dump_stack_lvl+0x16c/0x230
[  301.420637][ T6558]  ? show_regs_print_info+0x20/0x20
[  301.425882][ T6558]  ? load_image+0x3b0/0x3b0
[  301.430449][ T6558]  sysfs_create_dir_ns+0x256/0x280
[  301.435701][ T6558]  ? sysfs_warn_dup+0xa0/0xa0
[  301.440436][ T6558]  ? do_raw_spin_unlock+0x121/0x230
[  301.445689][ T6558]  kobject_add_internal+0x6b8/0xc70
[  301.451032][ T6558]  kobject_init_and_add+0x126/0x190
[  301.456280][ T6558]  ? lockdep_softirqs_off+0x430/0x430
[  301.461953][ T6558]  ? kobject_add+0x220/0x220
[  301.466676][ T6558]  ? __init_swait_queue_head+0xa9/0x150
[  301.472265][ T6558]  gfs2_sys_fs_add+0x238/0x470
[  301.477163][ T6558]  ? gfs2_recover_set+0x250/0x250
[  301.482320][ T6558]  ? apply_workqueue_attrs+0x180/0x180
[  301.487831][ T6558]  gfs2_fill_super+0x1323/0x1f80
[  301.492802][ T6558]  ? gfs2_reconfigure+0xb10/0xb10
[  301.497832][ T6558]  ? setup_bdev_super+0x56b/0x660
[  301.502851][ T6558]  get_tree_bdev+0x3e4/0x510
[  301.507430][ T6558]  ? end_current_label_crit_section+0x170/0x170
[  301.513755][ T6558]  ? gfs2_reconfigure+0xb10/0xb10
[  301.518775][ T6558]  ? setup_bdev_super+0x660/0x660
[  301.523802][ T6558]  gfs2_get_tree+0x51/0x1e0
[  301.528291][ T6558]  vfs_get_tree+0x8c/0x280
[  301.532691][ T6558]  do_new_mount+0x24b/0xa40
[  301.537177][ T6558]  __se_sys_mount+0x2da/0x3c0
[  301.541836][ T6558]  ? __x64_sys_mount+0xc0/0xc0
[  301.546580][ T6558]  ? lockdep_hardirqs_on+0x98/0x150
[  301.551761][ T6558]  ? __x64_sys_mount+0x20/0xc0
[  301.556504][ T6558]  do_syscall_64+0x55/0xb0
[  301.560916][ T6558]  ? clear_bhb_loop+0x40/0x90
[  301.565747][ T6558]  ? clear_bhb_loop+0x40/0x90
[  301.570434][ T6558]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  301.576381][ T6558] RIP: 0033:0x7f0efc590eea
[  301.580784][ T6558] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  301.600724][ T6558] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.609118][ T6558] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  301.617075][ T6558] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  301.625027][ T6558] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  301.633069][ T6558] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  301.641026][ T6558] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  301.649248][ T6558]  </TASK>
[  301.655464][ T6558] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  301.673596][ T6558] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  302.030257][ T6561] loop1: detected capacity change from 0 to 32768
[  302.050610][ T6561] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.058200][ T6561] CPU: 1 PID: 6561 Comm: syz.1.211 Not tainted syzkaller #0
[  302.065526][ T6561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  302.075796][ T6561] Call Trace:
[  302.079115][ T6561]  <TASK>
[  302.082078][ T6561]  dump_stack_lvl+0x16c/0x230
[  302.086805][ T6561]  ? show_regs_print_info+0x20/0x20
[  302.092144][ T6561]  ? load_image+0x3b0/0x3b0
[  302.096793][ T6561]  sysfs_create_dir_ns+0x256/0x280
[  302.102050][ T6561]  ? sysfs_warn_dup+0xa0/0xa0
[  302.106862][ T6561]  ? do_raw_spin_unlock+0x121/0x230
[  302.112116][ T6561]  kobject_add_internal+0x6b8/0xc70
[  302.117368][ T6561]  kobject_init_and_add+0x126/0x190
[  302.122698][ T6561]  ? lockdep_softirqs_off+0x430/0x430
[  302.128112][ T6561]  ? kobject_add+0x220/0x220
[  302.132832][ T6561]  ? __init_swait_queue_head+0xa9/0x150
[  302.138472][ T6561]  gfs2_sys_fs_add+0x238/0x470
[  302.143282][ T6561]  ? gfs2_recover_set+0x250/0x250
[  302.148359][ T6561]  ? apply_workqueue_attrs+0x180/0x180
[  302.153953][ T6561]  gfs2_fill_super+0x1323/0x1f80
[  302.159460][ T6561]  ? gfs2_reconfigure+0xb10/0xb10
[  302.164511][ T6561]  ? setup_bdev_super+0x56b/0x660
[  302.169537][ T6561]  get_tree_bdev+0x3e4/0x510
[  302.174138][ T6561]  ? end_current_label_crit_section+0x170/0x170
[  302.180392][ T6561]  ? gfs2_reconfigure+0xb10/0xb10
[  302.185513][ T6561]  ? setup_bdev_super+0x660/0x660
[  302.190552][ T6561]  gfs2_get_tree+0x51/0x1e0
[  302.195070][ T6561]  vfs_get_tree+0x8c/0x280
[  302.199501][ T6561]  do_new_mount+0x24b/0xa40
[  302.204017][ T6561]  __se_sys_mount+0x2da/0x3c0
[  302.208709][ T6561]  ? __x64_sys_mount+0xc0/0xc0
[  302.213483][ T6561]  ? lockdep_hardirqs_on+0x98/0x150
[  302.218694][ T6561]  ? __x64_sys_mount+0x20/0xc0
[  302.223468][ T6561]  do_syscall_64+0x55/0xb0
[  302.227998][ T6561]  ? clear_bhb_loop+0x40/0x90
[  302.232682][ T6561]  ? clear_bhb_loop+0x40/0x90
[  302.237369][ T6561]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  302.243296][ T6561] RIP: 0033:0x7f0efc590eea
[  302.247741][ T6561] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.267500][ T6561] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.275950][ T6561] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  302.283935][ T6561] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  302.291917][ T6561] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  302.299983][ T6561] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  302.307960][ T6561] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  302.315954][ T6561]  </TASK>
[  302.322758][ T6561] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  302.336744][ T6561] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  302.680519][ T6564] loop1: detected capacity change from 0 to 32768
[  302.690166][ T6564] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.697740][ T6564] CPU: 1 PID: 6564 Comm: syz.1.212 Not tainted syzkaller #0
[  302.705154][ T6564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  302.715316][ T6564] Call Trace:
[  302.718641][ T6564]  <TASK>
[  302.721605][ T6564]  dump_stack_lvl+0x16c/0x230
[  302.726353][ T6564]  ? show_regs_print_info+0x20/0x20
[  302.731601][ T6564]  ? load_image+0x3b0/0x3b0
[  302.736171][ T6564]  sysfs_create_dir_ns+0x256/0x280
[  302.741335][ T6564]  ? sysfs_warn_dup+0xa0/0xa0
[  302.746054][ T6564]  ? do_raw_spin_unlock+0x121/0x230
[  302.751292][ T6564]  kobject_add_internal+0x6b8/0xc70
[  302.756539][ T6564]  kobject_init_and_add+0x126/0x190
[  302.761784][ T6564]  ? lockdep_softirqs_off+0x430/0x430
[  302.767206][ T6564]  ? kobject_add+0x220/0x220
[  302.771938][ T6564]  ? __init_swait_queue_head+0xa9/0x150
[  302.777523][ T6564]  gfs2_sys_fs_add+0x238/0x470
[  302.782386][ T6564]  ? gfs2_recover_set+0x250/0x250
[  302.787438][ T6564]  ? apply_workqueue_attrs+0x180/0x180
[  302.792916][ T6564]  gfs2_fill_super+0x1323/0x1f80
[  302.797944][ T6564]  ? gfs2_reconfigure+0xb10/0xb10
[  302.802974][ T6564]  ? setup_bdev_super+0x56b/0x660
[  302.807997][ T6564]  get_tree_bdev+0x3e4/0x510
[  302.812601][ T6564]  ? end_current_label_crit_section+0x170/0x170
[  302.818858][ T6564]  ? gfs2_reconfigure+0xb10/0xb10
[  302.823895][ T6564]  ? setup_bdev_super+0x660/0x660
[  302.828936][ T6564]  gfs2_get_tree+0x51/0x1e0
[  302.833463][ T6564]  vfs_get_tree+0x8c/0x280
[  302.837890][ T6564]  do_new_mount+0x24b/0xa40
[  302.842412][ T6564]  __se_sys_mount+0x2da/0x3c0
[  302.847192][ T6564]  ? __x64_sys_mount+0xc0/0xc0
[  302.851965][ T6564]  ? lockdep_hardirqs_on+0x98/0x150
[  302.857265][ T6564]  ? __x64_sys_mount+0x20/0xc0
[  302.862049][ T6564]  do_syscall_64+0x55/0xb0
[  302.866476][ T6564]  ? clear_bhb_loop+0x40/0x90
[  302.871257][ T6564]  ? clear_bhb_loop+0x40/0x90
[  302.875980][ T6564]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  302.881916][ T6564] RIP: 0033:0x7f0efc590eea
[  302.886355][ T6564] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.906078][ T6564] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.914520][ T6564] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  302.922504][ T6564] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  302.930580][ T6564] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  302.938645][ T6564] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  302.946630][ T6564] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  302.954802][ T6564]  </TASK>
[  302.963763][ T6564] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  302.980656][ T6564] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.341632][ T6567] loop1: detected capacity change from 0 to 32768
[  303.354931][ T6567] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  303.362628][ T6567] CPU: 1 PID: 6567 Comm: syz.1.213 Not tainted syzkaller #0
[  303.369963][ T6567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  303.380063][ T6567] Call Trace:
[  303.383378][ T6567]  <TASK>
[  303.386490][ T6567]  dump_stack_lvl+0x16c/0x230
[  303.391234][ T6567]  ? show_regs_print_info+0x20/0x20
[  303.396692][ T6567]  ? load_image+0x3b0/0x3b0
[  303.401342][ T6567]  sysfs_create_dir_ns+0x256/0x280
[  303.406516][ T6567]  ? sysfs_warn_dup+0xa0/0xa0
[  303.411239][ T6567]  ? do_raw_spin_unlock+0x121/0x230
[  303.416588][ T6567]  kobject_add_internal+0x6b8/0xc70
[  303.421929][ T6567]  kobject_init_and_add+0x126/0x190
[  303.427191][ T6567]  ? lockdep_softirqs_off+0x430/0x430
[  303.432608][ T6567]  ? kobject_add+0x220/0x220
[  303.437252][ T6567]  ? __init_swait_queue_head+0xa9/0x150
[  303.442853][ T6567]  gfs2_sys_fs_add+0x238/0x470
[  303.447685][ T6567]  ? gfs2_recover_set+0x250/0x250
[  303.452764][ T6567]  ? apply_workqueue_attrs+0x180/0x180
[  303.458364][ T6567]  gfs2_fill_super+0x1323/0x1f80
[  303.463356][ T6567]  ? gfs2_reconfigure+0xb10/0xb10
[  303.468610][ T6567]  ? setup_bdev_super+0x56b/0x660
[  303.473758][ T6567]  get_tree_bdev+0x3e4/0x510
[  303.478481][ T6567]  ? end_current_label_crit_section+0x170/0x170
[  303.484762][ T6567]  ? gfs2_reconfigure+0xb10/0xb10
[  303.489824][ T6567]  ? setup_bdev_super+0x660/0x660
[  303.494903][ T6567]  gfs2_get_tree+0x51/0x1e0
[  303.499436][ T6567]  vfs_get_tree+0x8c/0x280
[  303.503872][ T6567]  do_new_mount+0x24b/0xa40
[  303.508630][ T6567]  __se_sys_mount+0x2da/0x3c0
[  303.513298][ T6567]  ? __x64_sys_mount+0xc0/0xc0
[  303.518057][ T6567]  ? lockdep_hardirqs_on+0x98/0x150
[  303.523250][ T6567]  ? __x64_sys_mount+0x20/0xc0
[  303.528090][ T6567]  do_syscall_64+0x55/0xb0
[  303.532494][ T6567]  ? clear_bhb_loop+0x40/0x90
[  303.537152][ T6567]  ? clear_bhb_loop+0x40/0x90
[  303.541827][ T6567]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  303.547723][ T6567] RIP: 0033:0x7f0efc590eea
[  303.552137][ T6567] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  303.571909][ T6567] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.580317][ T6567] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  303.588417][ T6567] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  303.596381][ T6567] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  303.604350][ T6567] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  303.612323][ T6567] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  303.620381][ T6567]  </TASK>
[  303.626230][ T6567] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  303.640629][ T6567] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.993163][ T6570] loop1: detected capacity change from 0 to 32768
[  304.007180][ T6570] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  304.014836][ T6570] CPU: 1 PID: 6570 Comm: syz.1.214 Not tainted syzkaller #0
[  304.022309][ T6570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.032490][ T6570] Call Trace:
[  304.035828][ T6570]  <TASK>
[  304.038882][ T6570]  dump_stack_lvl+0x16c/0x230
[  304.043623][ T6570]  ? show_regs_print_info+0x20/0x20
[  304.048872][ T6570]  ? load_image+0x3b0/0x3b0
[  304.053541][ T6570]  sysfs_create_dir_ns+0x256/0x280
[  304.058702][ T6570]  ? sysfs_warn_dup+0xa0/0xa0
[  304.063423][ T6570]  ? do_raw_spin_unlock+0x121/0x230
[  304.068660][ T6570]  kobject_add_internal+0x6b8/0xc70
[  304.073905][ T6570]  kobject_init_and_add+0x126/0x190
[  304.079141][ T6570]  ? lockdep_softirqs_off+0x430/0x430
[  304.084559][ T6570]  ? kobject_add+0x220/0x220
[  304.089193][ T6570]  ? __init_swait_queue_head+0xa9/0x150
[  304.094866][ T6570]  gfs2_sys_fs_add+0x238/0x470
[  304.099668][ T6570]  ? gfs2_recover_set+0x250/0x250
[  304.104729][ T6570]  ? apply_workqueue_attrs+0x180/0x180
[  304.110302][ T6570]  gfs2_fill_super+0x1323/0x1f80
[  304.115275][ T6570]  ? gfs2_reconfigure+0xb10/0xb10
[  304.120411][ T6570]  ? setup_bdev_super+0x56b/0x660
[  304.125449][ T6570]  get_tree_bdev+0x3e4/0x510
[  304.130048][ T6570]  ? end_current_label_crit_section+0x170/0x170
[  304.136299][ T6570]  ? gfs2_reconfigure+0xb10/0xb10
[  304.141424][ T6570]  ? setup_bdev_super+0x660/0x660
[  304.146465][ T6570]  gfs2_get_tree+0x51/0x1e0
[  304.150987][ T6570]  vfs_get_tree+0x8c/0x280
[  304.155416][ T6570]  do_new_mount+0x24b/0xa40
[  304.159932][ T6570]  __se_sys_mount+0x2da/0x3c0
[  304.164644][ T6570]  ? __x64_sys_mount+0xc0/0xc0
[  304.169629][ T6570]  ? lockdep_hardirqs_on+0x98/0x150
[  304.174864][ T6570]  ? __x64_sys_mount+0x20/0xc0
[  304.179740][ T6570]  do_syscall_64+0x55/0xb0
[  304.184168][ T6570]  ? clear_bhb_loop+0x40/0x90
[  304.188857][ T6570]  ? clear_bhb_loop+0x40/0x90
[  304.193557][ T6570]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  304.199664][ T6570] RIP: 0033:0x7f0efc590eea
[  304.204177][ T6570] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  304.224402][ T6570] RSP: 002b:00007fff0148a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.232832][ T6570] RAX: ffffffffffffffda RBX: 00007fff0148a500 RCX: 00007f0efc590eea
[  304.240896][ T6570] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff0148a4c0
[  304.248959][ T6570] RBP: 0000200000000000 R08: 00007fff0148a500 R09: 0000000000208c1b
[  304.256938][ T6570] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  304.264915][ T6570] R13: 00007fff0148a4c0 R14: 0000000000012754 R15: 0000200000012900
[  304.272913][ T6570]  </TASK>
[  304.290366][   T29] INFO: task syz-executor:5891 blocked for more than 143 seconds.
[  304.301041][   T29]       Not tainted syzkaller #0
[  304.306066][   T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  304.315137][   T29] task:syz-executor    state:D stack:21736 pid:5891  ppid:1      flags:0x00004004
[  304.325687][   T29] Call Trace:
[  304.329156][   T29]  <TASK>
[  304.332127][   T29]  __schedule+0x14d2/0x44d0
[  304.337143][   T29]  ? asan.module_dtor+0x20/0x20
[  304.338005][ T6570] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  304.344752][   T29]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  304.356226][ T6570] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  304.364773][   T29]  ? lock_chain_count+0x20/0x20
[  304.376429][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  304.381754][   T29]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  304.387722][   T29]  ? _raw_spin_unlock+0x40/0x40
[  304.392645][   T29]  schedule+0xbd/0x170
[  304.396731][   T29]  bit_wait+0x11/0xd0
[  304.401184][   T29]  __wait_on_bit+0xac/0x2d0
[  304.405713][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  304.412267][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  304.418451][   T29]  out_of_line_wait_on_bit+0x123/0x170
[  304.423953][   T29]  ? __wait_on_bit+0x2d0/0x2d0
[  304.428803][   T29]  ? bit_waitqueue+0x30/0x30
[  304.433434][   T29]  gfs2_glock_wait+0xbd/0x2a0
[  304.438222][   T29]  __gfs2_lookup+0x118/0x270
[  304.442832][   T29]  ? lockdep_softirqs_off+0x430/0x430
[  304.448271][   T29]  ? gfs2_atomic_open+0x220/0x220
[  304.453333][   T29]  ? __lookup_slow+0x281/0x3b0
[  304.458149][   T29]  ? __init_waitqueue_head+0xa9/0x150
[  304.463527][   T29]  __lookup_slow+0x281/0x3b0
[  304.468181][   T29]  ? lookup_one_len+0x2c0/0x2c0
[  304.473062][   T29]  ? down_read+0x1ac/0x2e0
[  304.477548][   T29]  lookup_slow+0x53/0x70
[  304.481800][   T29]  walk_component+0x2be/0x3f0
[  304.486460][   T29]  ? path_lookupat+0x15c/0x440
[  304.491328][   T29]  path_lookupat+0x169/0x440
[  304.495929][   T29]  filename_lookup+0x1f4/0x510
[  304.501248][   T29]  ? __virt_addr_valid+0x18c/0x540
[  304.506384][   T29]  ? hashlen_string+0x110/0x110
[  304.511458][   T29]  ? strncpy_from_user+0x197/0x2e0
[  304.516581][   T29]  ? getname_flags+0x20a/0x500
[  304.521567][   T29]  user_path_at_empty+0x42/0x60
[  304.526434][   T29]  __x64_sys_umount+0xf5/0x170
[  304.531249][   T29]  ? path_umount+0xef0/0xef0
[  304.535853][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  304.541099][   T29]  do_syscall_64+0x55/0xb0
[  304.545537][   T29]  ? clear_bhb_loop+0x40/0x90
[  304.550289][   T29]  ? clear_bhb_loop+0x40/0x90
[  304.555016][   T29]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  304.561137][   T29] RIP: 0033:0x7f2306b90a77
[  304.565579][   T29] RSP: 002b:00007ffdf7841b18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  304.574039][   T29] RAX: ffffffffffffffda RBX: 00007f2306c13d7d RCX: 00007f2306b90a77
[  304.582057][   T29] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdf7841bd0
[  304.590155][   T29] RBP: 00007ffdf7841bd0 R08: 0000000000000000 R09: 0000000000000000
[  304.598200][   T29] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdf7842cc0
[  304.606471][   T29] R13: 00007f2306c13d7d R14: 000055556bbf24a8 R15: 00007ffdf7844e80
[  304.614510][   T29]  </TASK>
[  304.617624][   T29] 
[  304.617624][   T29] Showing all locks held in the system:
[  304.625429][   T29] 1 lock held by khungtaskd/29:
[  304.630738][   T29]  #0: ffffffff8cd2ff20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290
[  304.640924][   T29] 3 locks held by kworker/u4:12/3488:
[  304.646392][   T29]  #0: ffff8880b8f3c018 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[  304.656433][   T29]  #1: ffff8880b8f289c0 (psi_seq){-.-.}-{0:0}, at: __schedule+0x20ee/0x44d0
[  304.665196][   T29]  #2: ffff8880b8f29598 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270
[  304.674673][   T29] 2 locks held by getty/5525:
[  304.679444][   T29]  #0: ffff88802d2630a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  304.689311][   T29]  #1: ffffc9000326e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380
[  304.699558][   T29] 1 lock held by syz-executor/5891:
[  304.704759][   T29]  #0: ffff8880611bb068 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x46/0x70
[  304.715424][   T29] 
[  304.719155][   T29] =============================================
[  304.719155][   T29] 
[  304.727615][   T29] NMI backtrace for cpu 0
[  304.731930][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  304.739129][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.749198][   T29] Call Trace:
[  304.752470][   T29]  <TASK>
[  304.755385][   T29]  dump_stack_lvl+0x16c/0x230
[  304.760058][   T29]  ? show_regs_print_info+0x20/0x20
[  304.765244][   T29]  ? load_image+0x3b0/0x3b0
[  304.769737][   T29]  nmi_cpu_backtrace+0x39b/0x3d0
[  304.774762][   T29]  ? nmi_trigger_cpumask_backtrace+0x2f0/0x2f0
[  304.780899][   T29]  ? _printk+0xd0/0x110
[  304.785038][   T29]  ? load_image+0x3b0/0x3b0
[  304.789544][   T29]  ? load_image+0x3b0/0x3b0
[  304.794071][   T29]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  304.800122][   T29]  nmi_trigger_cpumask_backtrace+0x17a/0x2f0
[  304.806107][   T29]  watchdog+0xf41/0xf80
[  304.810252][   T29]  ? watchdog+0x1e1/0xf80
[  304.814655][   T29]  kthread+0x2fa/0x390
[  304.818712][   T29]  ? hungtask_pm_notify+0x90/0x90
[  304.823718][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.828286][   T29]  ret_from_fork+0x48/0x80
[  304.832780][   T29]  ? kthread_blkcg+0xd0/0xd0
[  304.837353][   T29]  ret_from_fork_asm+0x11/0x20
[  304.842123][   T29]  </TASK>
[  304.845880][   T29] Sending NMI from CPU 0 to CPUs 1:
[  304.851339][    C1] NMI backtrace for cpu 1
[  304.851351][    C1] CPU: 1 PID: 2968 Comm: kworker/u4:11 Not tainted syzkaller #0
[  304.851367][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.851376][    C1] Workqueue: events_unbound cfg80211_wiphy_work
[  304.851397][    C1] RIP: 0010:debug_object_assert_init+0xe0/0x2f0
[  304.851420][    C1] Code: fd 4c 89 34 24 4c 8b 6d 00 45 31 f6 eb 07 4d 8b 6d 00 41 ff c6 4d 85 ed 74 3c 4d 8d 65 18 4c 89 e0 48 c1 e8 03 42 80 3c 38 00 <74> 08 4c 89 e7 e8 86 b4 b6 fd 49 39 1c 24 0f 84 ea 00 00 00 4c 89
[  304.851433][    C1] RSP: 0018:ffffc9000c3e6fa8 EFLAGS: 00000046
[  304.851445][    C1] RAX: 1ffff11004468ef1 RBX: ffff8880b8f293e0 RCX: dffffc0000000000
[  304.851456][    C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffc9000c3e6e80
[  304.851466][    C1] RBP: ffffffff970698f0 R08: 0000000000000003 R09: 0000000000000004
[  304.851476][    C1] R10: dffffc0000000000 R11: fffff5200187cdd0 R12: ffff888022347788
[  304.851487][    C1] R13: ffff888022347770 R14: 0000000000000001 R15: dffffc0000000000
[  304.851498][    C1] FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[  304.851510][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  304.851521][    C1] CR2: 00007f1a32a2e000 CR3: 000000000cb30000 CR4: 00000000003506e0
[  304.851537][    C1] Call Trace:
[  304.851543][    C1]  <TASK>
[  304.851554][    C1]  __mod_timer+0x55/0xdb0
[  304.851589][    C1]  queue_delayed_work_on+0x12a/0x1e0
[  304.851606][    C1]  ? delayed_work_timer_fn+0x80/0x80
[  304.851619][    C1]  ? llist_del_first+0x10e/0x170
[  304.851639][    C1]  ? llist_add_batch+0x1e0/0x1e0
[  304.851662][    C1]  kvfree_call_rcu+0x541/0x780
[  304.851680][    C1]  ? process_scheduled_works+0xa45/0x15b0
[  304.851699][    C1]  ? call_rcu+0x930/0x930
[  304.851716][    C1]  ? cmp_bss+0x2c4/0xe70
[  304.851733][    C1]  cfg80211_update_known_bss+0x175/0x930
[  304.851749][    C1]  __cfg80211_bss_update+0x144/0x21f0
[  304.851775][    C1]  ? __rwlock_init+0x150/0x150
[  304.851792][    C1]  ? rcu_is_watching+0x15/0xb0
[  304.851809][    C1]  ? cfg80211_inform_bss_frame_data+0xab0/0x12b0
[  304.851832][    C1]  cfg80211_inform_bss_frame_data+0xaea/0x12b0
[  304.851860][    C1]  ? cfg80211_parse_ml_sta_data+0x19f0/0x19f0
[  304.851898][    C1]  ? ieee80211_bss_info_update+0x361/0x930
[  304.851919][    C1]  ieee80211_bss_info_update+0x70b/0x930
[  304.851939][    C1]  ? ieee80211_inform_bss+0x1060/0x1060
[  304.851962][    C1]  ? ieee80211_mandatory_rates+0x1cc/0x230
[  304.851980][    C1]  ieee80211_ibss_rx_queued_mgmt+0x17c9/0x2ac0
[  304.852002][    C1]  ? ieee80211_ibss_rx_queued_mgmt+0xe05/0x2ac0
[  304.852018][    C1]  ? ieee80211_ibss_rx_no_sta+0x7a0/0x7a0
[  304.852037][    C1]  ? mark_lock+0x94/0x320
[  304.852053][    C1]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  304.852070][    C1]  ? lock_chain_count+0x20/0x20
[  304.852083][    C1]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  304.852102][    C1]  ? lockdep_hardirqs_on+0x98/0x150
[  304.852121][    C1]  ? skb_dequeue+0x10e/0x140
[  304.852139][    C1]  ieee80211_iface_work+0x717/0xc70
[  304.852155][    C1]  ? _raw_spin_unlock_irq+0x23/0x50
[  304.852173][    C1]  cfg80211_wiphy_work+0x225/0x260
[  304.852189][    C1]  ? process_scheduled_works+0x957/0x15b0
[  304.852206][    C1]  process_scheduled_works+0xa45/0x15b0
[  304.852234][    C1]  ? assign_work+0x400/0x400
[  304.852252][    C1]  ? assign_work+0x39e/0x400
[  304.852270][    C1]  worker_thread+0xa55/0xfc0
[  304.852286][    C1]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  304.852302][    C1]  ? _raw_spin_unlock+0x40/0x40
[  304.852316][    C1]  ? _raw_spin_unlock_irqrestore+0x86/0x110
[  304.852341][    C1]  kthread+0x2fa/0x390
[  304.852353][    C1]  ? pr_cont_work+0x560/0x560
[  304.852369][    C1]  ? kthread_blkcg+0xd0/0xd0
[  304.852382][    C1]  ret_from_fork+0x48/0x80
[  304.852398][    C1]  ? kthread_blkcg+0xd0/0xd0
[  304.852411][    C1]  ret_from_fork_asm+0x11/0x20
[  304.852435][    C1]  </TASK>
[  304.853863][   T29] Kernel panic - not syncing: hung_task: blocked tasks
[  305.234191][   T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  305.241430][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  305.251811][   T29] Call Trace:
[  305.255303][   T29]  <TASK>
[  305.258268][   T29]  dump_stack_lvl+0x16c/0x230
[  305.263013][   T29]  ? show_regs_print_info+0x20/0x20
[  305.268446][   T29]  ? load_image+0x3b0/0x3b0
[  305.273441][   T29]  panic+0x2c0/0x710
[  305.277373][   T29]  ? schedule_preempt_disabled+0x20/0x20
[  305.283051][   T29]  ? bpf_jit_dump+0xd0/0xd0
[  305.287705][   T29]  ? nmi_trigger_cpumask_backtrace+0x2a4/0x2f0
[  305.293901][   T29]  watchdog+0xf80/0xf80
[  305.298098][   T29]  ? watchdog+0x1e1/0xf80
[  305.302484][   T29]  kthread+0x2fa/0x390
[  305.306586][   T29]  ? hungtask_pm_notify+0x90/0x90
[  305.311644][   T29]  ? kthread_blkcg+0xd0/0xd0
[  305.316275][   T29]  ret_from_fork+0x48/0x80
[  305.320778][   T29]  ? kthread_blkcg+0xd0/0xd0
[  305.325406][   T29]  ret_from_fork_asm+0x11/0x20
[  305.330234][   T29]  </TASK>
[  305.333622][   T29] Kernel Offset: disabled
[  305.337946][   T29] Rebooting in 86400 seconds..