? end_current_label_crit_section+0x170/0x170
[  207.404574][ T6456]  ? gfs2_reconfigure+0xb10/0xb10
[  207.409589][ T6456]  ? setup_bdev_super+0x660/0x660
[  207.414610][ T6456]  gfs2_get_tree+0x51/0x1e0
[  207.419106][ T6456]  vfs_get_tree+0x8c/0x280
[  207.423517][ T6456]  do_new_mount+0x24b/0xa40
[  207.428021][ T6456]  __se_sys_mount+0x2da/0x3c0
[  207.432688][ T6456]  ? __x64_sys_mount+0xc0/0xc0
[  207.437535][ T6456]  ? lockdep_hardirqs_on+0x98/0x150
[  207.442723][ T6456]  ? __x64_sys_mount+0x20/0xc0
[  207.447481][ T6456]  do_syscall_64+0x55/0xb0
[  207.451883][ T6456]  ? clear_bhb_loop+0x40/0x90
[  207.456550][ T6456]  ? clear_bhb_loop+0x40/0x90
[  207.461219][ T6456]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  207.467102][ T6456] RIP: 0033:0x7fd96a990eea
[  207.471510][ 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
[  207.491118][ T6456] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  207.499526][ T6456] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  207.507489][ T6456] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  207.515455][ T6456] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  207.523419][ T6456] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  207.531379][ T6456] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  207.539366][ T6456]  </TASK>
[  207.546435][ 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.
[  207.561006][ T6456] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  207.936764][ T6459] loop1: detected capacity change from 0 to 32768
[  207.947123][ T6459] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  207.955692][ T6459] CPU: 1 PID: 6459 Comm: syz.1.185 Not tainted syzkaller #0
[  207.963017][ T6459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  207.973102][ T6459] Call Trace:
[  207.976396][ T6459]  <TASK>
[  207.979342][ T6459]  dump_stack_lvl+0x16c/0x230
[  207.984046][ T6459]  ? show_regs_print_info+0x20/0x20
[  207.989284][ T6459]  ? load_image+0x3b0/0x3b0
[  207.993817][ T6459]  sysfs_create_dir_ns+0x256/0x280
[  207.998958][ T6459]  ? sysfs_warn_dup+0xa0/0xa0
[  208.003661][ T6459]  ? do_raw_spin_unlock+0x121/0x230
[  208.008883][ T6459]  kobject_add_internal+0x6b8/0xc70
[  208.014104][ T6459]  kobject_init_and_add+0x126/0x190
[  208.019331][ T6459]  ? lockdep_softirqs_off+0x430/0x430
[  208.024726][ T6459]  ? kobject_add+0x220/0x220
[  208.029342][ T6459]  ? __init_swait_queue_head+0xa9/0x150
[  208.034908][ T6459]  gfs2_sys_fs_add+0x238/0x470
[  208.039692][ T6459]  ? gfs2_recover_set+0x250/0x250
[  208.044740][ T6459]  ? apply_workqueue_attrs+0x180/0x180
[  208.050225][ T6459]  gfs2_fill_super+0x1323/0x1f80
[  208.055201][ T6459]  ? gfs2_reconfigure+0xb10/0xb10
[  208.060258][ T6459]  ? setup_bdev_super+0x56b/0x660
[  208.065293][ T6459]  get_tree_bdev+0x3e4/0x510
[  208.069869][ T6459]  ? end_current_label_crit_section+0x170/0x170
[  208.076094][ T6459]  ? gfs2_reconfigure+0xb10/0xb10
[  208.081104][ T6459]  ? setup_bdev_super+0x660/0x660
[  208.086112][ T6459]  gfs2_get_tree+0x51/0x1e0
[  208.090603][ T6459]  vfs_get_tree+0x8c/0x280
[  208.095001][ T6459]  do_new_mount+0x24b/0xa40
[  208.099490][ T6459]  __se_sys_mount+0x2da/0x3c0
[  208.104163][ T6459]  ? __x64_sys_mount+0xc0/0xc0
[  208.108922][ T6459]  ? lockdep_hardirqs_on+0x98/0x150
[  208.114111][ T6459]  ? __x64_sys_mount+0x20/0xc0
[  208.118872][ T6459]  do_syscall_64+0x55/0xb0
[  208.123269][ T6459]  ? clear_bhb_loop+0x40/0x90
[  208.127929][ T6459]  ? clear_bhb_loop+0x40/0x90
[  208.132589][ T6459]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  208.138479][ T6459] RIP: 0033:0x7fd96a990eea
[  208.142876][ 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
[  208.162473][ T6459] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  208.170872][ T6459] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  208.178825][ T6459] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  208.186778][ T6459] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  208.194732][ T6459] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  208.202684][ T6459] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  208.210646][ T6459]  </TASK>
[  208.215051][ 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.
[  208.230462][ T6459] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  208.586579][ T6462] loop1: detected capacity change from 0 to 32768
[  208.596796][ T6462] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  208.604460][ T6462] CPU: 0 PID: 6462 Comm: syz.1.186 Not tainted syzkaller #0
[  208.611773][ T6462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  208.621855][ T6462] Call Trace:
[  208.625161][ T6462]  <TASK>
[  208.628111][ T6462]  dump_stack_lvl+0x16c/0x230
[  208.632827][ T6462]  ? show_regs_print_info+0x20/0x20
[  208.638056][ T6462]  ? load_image+0x3b0/0x3b0
[  208.642611][ T6462]  sysfs_create_dir_ns+0x256/0x280
[  208.647757][ T6462]  ? sysfs_warn_dup+0xa0/0xa0
[  208.652457][ T6462]  ? do_raw_spin_unlock+0x121/0x230
[  208.657686][ T6462]  kobject_add_internal+0x6b8/0xc70
[  208.662905][ T6462]  kobject_init_and_add+0x126/0x190
[  208.668106][ T6462]  ? lockdep_softirqs_off+0x430/0x430
[  208.673469][ T6462]  ? kobject_add+0x220/0x220
[  208.678053][ T6462]  ? __init_swait_queue_head+0xa9/0x150
[  208.683599][ T6462]  gfs2_sys_fs_add+0x238/0x470
[  208.688374][ T6462]  ? gfs2_recover_set+0x250/0x250
[  208.693395][ T6462]  ? apply_workqueue_attrs+0x180/0x180
[  208.698844][ T6462]  gfs2_fill_super+0x1323/0x1f80
[  208.703777][ T6462]  ? gfs2_reconfigure+0xb10/0xb10
[  208.708792][ T6462]  ? setup_bdev_super+0x56b/0x660
[  208.713802][ T6462]  get_tree_bdev+0x3e4/0x510
[  208.718413][ T6462]  ? end_current_label_crit_section+0x170/0x170
[  208.724683][ T6462]  ? gfs2_reconfigure+0xb10/0xb10
[  208.729704][ T6462]  ? setup_bdev_super+0x660/0x660
[  208.734726][ T6462]  gfs2_get_tree+0x51/0x1e0
[  208.739242][ T6462]  vfs_get_tree+0x8c/0x280
[  208.743654][ T6462]  do_new_mount+0x24b/0xa40
[  208.748156][ T6462]  __se_sys_mount+0x2da/0x3c0
[  208.752824][ T6462]  ? __x64_sys_mount+0xc0/0xc0
[  208.757577][ T6462]  ? lockdep_hardirqs_on+0x98/0x150
[  208.762765][ T6462]  ? __x64_sys_mount+0x20/0xc0
[  208.767520][ T6462]  do_syscall_64+0x55/0xb0
[  208.772185][ T6462]  ? clear_bhb_loop+0x40/0x90
[  208.776851][ T6462]  ? clear_bhb_loop+0x40/0x90
[  208.781519][ T6462]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  208.787404][ T6462] RIP: 0033:0x7fd96a990eea
[  208.791810][ 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
[  208.811406][ T6462] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  208.819810][ T6462] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  208.827771][ T6462] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  208.835733][ T6462] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  208.843694][ T6462] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  208.851663][ T6462] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  208.859639][ T6462]  </TASK>
[  208.865725][ 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.
[  208.879969][ T6462] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 22:56:52 executed programs: 172
[  209.268815][ T6465] loop1: detected capacity change from 0 to 32768
[  209.281008][ T6465] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  209.288544][ T6465] CPU: 0 PID: 6465 Comm: syz.1.187 Not tainted syzkaller #0
[  209.295859][ T6465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  209.305934][ T6465] Call Trace:
[  209.309233][ T6465]  <TASK>
[  209.312189][ T6465]  dump_stack_lvl+0x16c/0x230
[  209.316899][ T6465]  ? show_regs_print_info+0x20/0x20
[  209.322121][ T6465]  ? load_image+0x3b0/0x3b0
[  209.326660][ T6465]  sysfs_create_dir_ns+0x256/0x280
[  209.331803][ T6465]  ? sysfs_warn_dup+0xa0/0xa0
[  209.336498][ T6465]  ? do_raw_spin_unlock+0x121/0x230
[  209.341701][ T6465]  kobject_add_internal+0x6b8/0xc70
[  209.346905][ T6465]  kobject_init_and_add+0x126/0x190
[  209.352094][ T6465]  ? lockdep_softirqs_off+0x430/0x430
[  209.357460][ T6465]  ? kobject_add+0x220/0x220
[  209.362044][ T6465]  ? __init_swait_queue_head+0xa9/0x150
[  209.367582][ T6465]  gfs2_sys_fs_add+0x238/0x470
[  209.372346][ T6465]  ? gfs2_recover_set+0x250/0x250
[  209.377365][ T6465]  ? apply_workqueue_attrs+0x180/0x180
[  209.382822][ T6465]  gfs2_fill_super+0x1323/0x1f80
[  209.387763][ T6465]  ? gfs2_reconfigure+0xb10/0xb10
[  209.392786][ T6465]  ? setup_bdev_super+0x56b/0x660
[  209.397803][ T6465]  get_tree_bdev+0x3e4/0x510
[  209.402381][ T6465]  ? end_current_label_crit_section+0x170/0x170
[  209.408621][ T6465]  ? gfs2_reconfigure+0xb10/0xb10
[  209.413634][ T6465]  ? setup_bdev_super+0x660/0x660
[  209.418654][ T6465]  gfs2_get_tree+0x51/0x1e0
[  209.423152][ T6465]  vfs_get_tree+0x8c/0x280
[  209.427561][ T6465]  do_new_mount+0x24b/0xa40
[  209.432061][ T6465]  __se_sys_mount+0x2da/0x3c0
[  209.436731][ T6465]  ? __x64_sys_mount+0xc0/0xc0
[  209.441487][ T6465]  ? lockdep_hardirqs_on+0x98/0x150
[  209.446677][ T6465]  ? __x64_sys_mount+0x20/0xc0
[  209.451436][ T6465]  do_syscall_64+0x55/0xb0
[  209.455841][ T6465]  ? clear_bhb_loop+0x40/0x90
[  209.460509][ T6465]  ? clear_bhb_loop+0x40/0x90
[  209.465183][ T6465]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  209.471069][ T6465] RIP: 0033:0x7fd96a990eea
[  209.475475][ 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
[  209.495074][ T6465] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  209.503475][ T6465] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  209.511435][ T6465] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  209.519394][ T6465] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  209.527356][ T6465] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  209.535316][ T6465] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  209.543295][ T6465]  </TASK>
[  209.558088][ 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.
[  209.572396][ T6465] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  209.903417][ T6468] loop1: detected capacity change from 0 to 32768
[  209.924311][ T6468] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  209.931876][ T6468] CPU: 1 PID: 6468 Comm: syz.1.188 Not tainted syzkaller #0
[  209.939193][ T6468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  209.949274][ T6468] Call Trace:
[  209.952574][ T6468]  <TASK>
[  209.955517][ T6468]  dump_stack_lvl+0x16c/0x230
[  209.960227][ T6468]  ? show_regs_print_info+0x20/0x20
[  209.965460][ T6468]  ? load_image+0x3b0/0x3b0
[  209.970017][ T6468]  sysfs_create_dir_ns+0x256/0x280
[  209.975164][ T6468]  ? sysfs_warn_dup+0xa0/0xa0
[  209.979857][ T6468]  ? do_raw_spin_unlock+0x121/0x230
[  209.985077][ T6468]  kobject_add_internal+0x6b8/0xc70
[  209.990306][ T6468]  kobject_init_and_add+0x126/0x190
[  209.995530][ T6468]  ? lockdep_softirqs_off+0x430/0x430
[  210.000922][ T6468]  ? kobject_add+0x220/0x220
[  210.005544][ T6468]  ? __init_swait_queue_head+0xa9/0x150
[  210.011125][ T6468]  gfs2_sys_fs_add+0x238/0x470
[  210.016003][ T6468]  ? gfs2_recover_set+0x250/0x250
[  210.021057][ T6468]  ? apply_workqueue_attrs+0x180/0x180
[  210.026558][ T6468]  gfs2_fill_super+0x1323/0x1f80
[  210.031530][ T6468]  ? gfs2_reconfigure+0xb10/0xb10
[  210.036579][ T6468]  ? setup_bdev_super+0x56b/0x660
[  210.041603][ T6468]  get_tree_bdev+0x3e4/0x510
[  210.046199][ T6468]  ? end_current_label_crit_section+0x170/0x170
[  210.052460][ T6468]  ? gfs2_reconfigure+0xb10/0xb10
[  210.057488][ T6468]  ? setup_bdev_super+0x660/0x660
[  210.062521][ T6468]  gfs2_get_tree+0x51/0x1e0
[  210.067032][ T6468]  vfs_get_tree+0x8c/0x280
[  210.071448][ T6468]  do_new_mount+0x24b/0xa40
[  210.076141][ T6468]  __se_sys_mount+0x2da/0x3c0
[  210.080818][ T6468]  ? __x64_sys_mount+0xc0/0xc0
[  210.085577][ T6468]  ? lockdep_hardirqs_on+0x98/0x150
[  210.090765][ T6468]  ? __x64_sys_mount+0x20/0xc0
[  210.095519][ T6468]  do_syscall_64+0x55/0xb0
[  210.099924][ T6468]  ? clear_bhb_loop+0x40/0x90
[  210.104588][ T6468]  ? clear_bhb_loop+0x40/0x90
[  210.109260][ T6468]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  210.115143][ T6468] RIP: 0033:0x7fd96a990eea
[  210.119546][ 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
[  210.139141][ T6468] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  210.147547][ T6468] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  210.155506][ T6468] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  210.163475][ T6468] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  210.171436][ T6468] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  210.179399][ T6468] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  210.187370][ T6468]  </TASK>
[  210.200573][ 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.
[  210.215706][ T6468] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  210.584566][ T6471] loop1: detected capacity change from 0 to 32768
[  210.596556][ T6471] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  210.603988][ T6471] CPU: 0 PID: 6471 Comm: syz.1.189 Not tainted syzkaller #0
[  210.611295][ T6471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  210.621373][ T6471] Call Trace:
[  210.624681][ T6471]  <TASK>
[  210.627631][ T6471]  dump_stack_lvl+0x16c/0x230
[  210.632342][ T6471]  ? show_regs_print_info+0x20/0x20
[  210.637578][ T6471]  ? load_image+0x3b0/0x3b0
[  210.642116][ T6471]  sysfs_create_dir_ns+0x256/0x280
[  210.647273][ T6471]  ? sysfs_warn_dup+0xa0/0xa0
[  210.651981][ T6471]  ? do_raw_spin_unlock+0x121/0x230
[  210.657203][ T6471]  kobject_add_internal+0x6b8/0xc70
[  210.662436][ T6471]  kobject_init_and_add+0x126/0x190
[  210.667663][ T6471]  ? lockdep_softirqs_off+0x430/0x430
[  210.673056][ T6471]  ? kobject_add+0x220/0x220
[  210.677668][ T6471]  ? __init_swait_queue_head+0xa9/0x150
[  210.683231][ T6471]  gfs2_sys_fs_add+0x238/0x470
[  210.688012][ T6471]  ? gfs2_recover_set+0x250/0x250
[  210.693073][ T6471]  ? apply_workqueue_attrs+0x180/0x180
[  210.698569][ T6471]  gfs2_fill_super+0x1323/0x1f80
[  210.703512][ T6471]  ? gfs2_reconfigure+0xb10/0xb10
[  210.708540][ T6471]  ? setup_bdev_super+0x56b/0x660
[  210.713553][ T6471]  get_tree_bdev+0x3e4/0x510
[  210.718134][ T6471]  ? end_current_label_crit_section+0x170/0x170
[  210.724367][ T6471]  ? gfs2_reconfigure+0xb10/0xb10
[  210.729393][ T6471]  ? setup_bdev_super+0x660/0x660
[  210.734411][ T6471]  gfs2_get_tree+0x51/0x1e0
[  210.738995][ T6471]  vfs_get_tree+0x8c/0x280
[  210.743489][ T6471]  do_new_mount+0x24b/0xa40
[  210.747988][ T6471]  __se_sys_mount+0x2da/0x3c0
[  210.752657][ T6471]  ? __x64_sys_mount+0xc0/0xc0
[  210.757412][ T6471]  ? lockdep_hardirqs_on+0x98/0x150
[  210.762600][ T6471]  ? __x64_sys_mount+0x20/0xc0
[  210.767352][ T6471]  do_syscall_64+0x55/0xb0
[  210.771758][ T6471]  ? clear_bhb_loop+0x40/0x90
[  210.776424][ T6471]  ? clear_bhb_loop+0x40/0x90
[  210.781101][ T6471]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  210.786985][ T6471] RIP: 0033:0x7fd96a990eea
[  210.791393][ 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
[  210.810994][ T6471] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  210.819398][ T6471] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  210.827361][ T6471] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  210.835326][ T6471] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  210.843289][ T6471] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  210.851248][ T6471] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  210.859221][ T6471]  </TASK>
[  210.865809][ 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.
[  210.882335][ T6471] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  211.206878][ T6474] loop1: detected capacity change from 0 to 32768
[  211.219158][ T6474] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  211.226755][ T6474] CPU: 1 PID: 6474 Comm: syz.1.190 Not tainted syzkaller #0
[  211.234069][ T6474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  211.244143][ T6474] Call Trace:
[  211.247445][ T6474]  <TASK>
[  211.250395][ T6474]  dump_stack_lvl+0x16c/0x230
[  211.255109][ T6474]  ? show_regs_print_info+0x20/0x20
[  211.260331][ T6474]  ? load_image+0x3b0/0x3b0
[  211.264869][ T6474]  sysfs_create_dir_ns+0x256/0x280
[  211.270014][ T6474]  ? sysfs_warn_dup+0xa0/0xa0
[  211.274712][ T6474]  ? do_raw_spin_unlock+0x121/0x230
[  211.279933][ T6474]  kobject_add_internal+0x6b8/0xc70
[  211.285161][ T6474]  kobject_init_and_add+0x126/0x190
[  211.290375][ T6474]  ? lockdep_softirqs_off+0x430/0x430
[  211.295775][ T6474]  ? kobject_add+0x220/0x220
[  211.300385][ T6474]  ? __init_swait_queue_head+0xa9/0x150
[  211.305958][ T6474]  gfs2_sys_fs_add+0x238/0x470
[  211.310747][ T6474]  ? gfs2_recover_set+0x250/0x250
[  211.315798][ T6474]  ? apply_workqueue_attrs+0x180/0x180
[  211.321295][ T6474]  gfs2_fill_super+0x1323/0x1f80
[  211.326269][ T6474]  ? gfs2_reconfigure+0xb10/0xb10
[  211.331324][ T6474]  ? setup_bdev_super+0x56b/0x660
[  211.336365][ T6474]  get_tree_bdev+0x3e4/0x510
[  211.340971][ T6474]  ? end_current_label_crit_section+0x170/0x170
[  211.347200][ T6474]  ? gfs2_reconfigure+0xb10/0xb10
[  211.352207][ T6474]  ? setup_bdev_super+0x660/0x660
[  211.357220][ T6474]  gfs2_get_tree+0x51/0x1e0
[  211.361718][ T6474]  vfs_get_tree+0x8c/0x280
[  211.366123][ T6474]  do_new_mount+0x24b/0xa40
[  211.370608][ T6474]  __se_sys_mount+0x2da/0x3c0
[  211.375270][ T6474]  ? __x64_sys_mount+0xc0/0xc0
[  211.380012][ T6474]  ? lockdep_hardirqs_on+0x98/0x150
[  211.385197][ T6474]  ? __x64_sys_mount+0x20/0xc0
[  211.389955][ T6474]  do_syscall_64+0x55/0xb0
[  211.394358][ T6474]  ? clear_bhb_loop+0x40/0x90
[  211.399027][ T6474]  ? clear_bhb_loop+0x40/0x90
[  211.403688][ T6474]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  211.409575][ T6474] RIP: 0033:0x7fd96a990eea
[  211.413976][ 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
[  211.433567][ T6474] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  211.441966][ T6474] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  211.449922][ T6474] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  211.457904][ T6474] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  211.465858][ T6474] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  211.473808][ T6474] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  211.481772][ T6474]  </TASK>
[  211.486063][ 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.
[  211.500508][ T6474] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  211.881270][ T6477] loop1: detected capacity change from 0 to 32768
[  211.893735][ T6477] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  211.901851][ T6477] CPU: 0 PID: 6477 Comm: syz.1.191 Not tainted syzkaller #0
[  211.909173][ T6477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  211.919246][ T6477] Call Trace:
[  211.922548][ T6477]  <TASK>
[  211.925496][ T6477]  dump_stack_lvl+0x16c/0x230
[  211.930208][ T6477]  ? show_regs_print_info+0x20/0x20
[  211.935430][ T6477]  ? load_image+0x3b0/0x3b0
[  211.939942][ T6477]  sysfs_create_dir_ns+0x256/0x280
[  211.945056][ T6477]  ? sysfs_warn_dup+0xa0/0xa0
[  211.949734][ T6477]  ? do_raw_spin_unlock+0x121/0x230
[  211.954929][ T6477]  kobject_add_internal+0x6b8/0xc70
[  211.960125][ T6477]  kobject_init_and_add+0x126/0x190
[  211.965316][ T6477]  ? lockdep_softirqs_off+0x430/0x430
[  211.970682][ T6477]  ? kobject_add+0x220/0x220
[  211.975271][ T6477]  ? __init_swait_queue_head+0xa9/0x150
[  211.980811][ T6477]  gfs2_sys_fs_add+0x238/0x470
[  211.985569][ T6477]  ? gfs2_recover_set+0x250/0x250
[  211.990599][ T6477]  ? apply_workqueue_attrs+0x180/0x180
[  211.996054][ T6477]  gfs2_fill_super+0x1323/0x1f80
[  212.000995][ T6477]  ? gfs2_reconfigure+0xb10/0xb10
[  212.006036][ T6477]  ? setup_bdev_super+0x56b/0x660
[  212.011052][ T6477]  get_tree_bdev+0x3e4/0x510
[  212.015633][ T6477]  ? end_current_label_crit_section+0x170/0x170
[  212.021867][ T6477]  ? gfs2_reconfigure+0xb10/0xb10
[  212.026884][ T6477]  ? setup_bdev_super+0x660/0x660
[  212.031920][ T6477]  gfs2_get_tree+0x51/0x1e0
[  212.036437][ T6477]  vfs_get_tree+0x8c/0x280
[  212.040864][ T6477]  do_new_mount+0x24b/0xa40
[  212.045371][ T6477]  __se_sys_mount+0x2da/0x3c0
[  212.050051][ T6477]  ? __x64_sys_mount+0xc0/0xc0
[  212.054813][ T6477]  ? lockdep_hardirqs_on+0x98/0x150
[  212.060009][ T6477]  ? __x64_sys_mount+0x20/0xc0
[  212.064766][ T6477]  do_syscall_64+0x55/0xb0
[  212.069177][ T6477]  ? clear_bhb_loop+0x40/0x90
[  212.073845][ T6477]  ? clear_bhb_loop+0x40/0x90
[  212.078513][ T6477]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  212.084399][ T6477] RIP: 0033:0x7fd96a990eea
[  212.088834][ 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
[  212.108458][ T6477] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  212.116871][ T6477] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  212.124838][ T6477] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  212.132798][ T6477] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  212.140762][ T6477] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  212.148724][ T6477] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  212.156706][ T6477]  </TASK>
[  212.162743][ 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.
[  212.181612][ T6477] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  212.538633][ T6480] loop1: detected capacity change from 0 to 32768
[  212.551474][ T6480] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  212.559274][ T6480] CPU: 1 PID: 6480 Comm: syz.1.192 Not tainted syzkaller #0
[  212.566583][ T6480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  212.576658][ T6480] Call Trace:
[  212.579965][ T6480]  <TASK>
[  212.582914][ T6480]  dump_stack_lvl+0x16c/0x230
[  212.587629][ T6480]  ? show_regs_print_info+0x20/0x20
[  212.592854][ T6480]  ? load_image+0x3b0/0x3b0
[  212.597392][ T6480]  sysfs_create_dir_ns+0x256/0x280
[  212.602527][ T6480]  ? sysfs_warn_dup+0xa0/0xa0
[  212.607230][ T6480]  ? do_raw_spin_unlock+0x121/0x230
[  212.612455][ T6480]  kobject_add_internal+0x6b8/0xc70
[  212.617691][ T6480]  kobject_init_and_add+0x126/0x190
[  212.622911][ T6480]  ? lockdep_softirqs_off+0x430/0x430
[  212.628316][ T6480]  ? kobject_add+0x220/0x220
[  212.632933][ T6480]  ? __init_swait_queue_head+0xa9/0x150
[  212.638498][ T6480]  gfs2_sys_fs_add+0x238/0x470
[  212.643283][ T6480]  ? gfs2_recover_set+0x250/0x250
[  212.648333][ T6480]  ? apply_workqueue_attrs+0x180/0x180
[  212.653823][ T6480]  gfs2_fill_super+0x1323/0x1f80
[  212.658792][ T6480]  ? gfs2_reconfigure+0xb10/0xb10
[  212.663849][ T6480]  ? setup_bdev_super+0x56b/0x660
[  212.668883][ T6480]  get_tree_bdev+0x3e4/0x510
[  212.673468][ T6480]  ? end_current_label_crit_section+0x170/0x170
[  212.679710][ T6480]  ? gfs2_reconfigure+0xb10/0xb10
[  212.684734][ T6480]  ? setup_bdev_super+0x660/0x660
[  212.689762][ T6480]  gfs2_get_tree+0x51/0x1e0
[  212.694261][ T6480]  vfs_get_tree+0x8c/0x280
[  212.698669][ T6480]  do_new_mount+0x24b/0xa40
[  212.703165][ T6480]  __se_sys_mount+0x2da/0x3c0
[  212.707839][ T6480]  ? __x64_sys_mount+0xc0/0xc0
[  212.712616][ T6480]  ? lockdep_hardirqs_on+0x98/0x150
[  212.717815][ T6480]  ? __x64_sys_mount+0x20/0xc0
[  212.722585][ T6480]  do_syscall_64+0x55/0xb0
[  212.727010][ T6480]  ? clear_bhb_loop+0x40/0x90
[  212.731688][ T6480]  ? clear_bhb_loop+0x40/0x90
[  212.736365][ T6480]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  212.742269][ T6480] RIP: 0033:0x7fd96a990eea
[  212.746770][ 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
[  212.766371][ T6480] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  212.774781][ T6480] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  212.782741][ T6480] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  212.790701][ T6480] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  212.798673][ T6480] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  212.806644][ T6480] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  212.814634][ T6480]  </TASK>
[  212.819538][ 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.
[  212.834654][ T6480] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  213.171590][ T6483] loop1: detected capacity change from 0 to 32768
[  213.183534][ T6483] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  213.191649][ T6483] CPU: 0 PID: 6483 Comm: syz.1.193 Not tainted syzkaller #0
[  213.198976][ T6483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  213.209056][ T6483] Call Trace:
[  213.212357][ T6483]  <TASK>
[  213.215306][ T6483]  dump_stack_lvl+0x16c/0x230
[  213.220017][ T6483]  ? show_regs_print_info+0x20/0x20
[  213.225257][ T6483]  ? load_image+0x3b0/0x3b0
[  213.229800][ T6483]  sysfs_create_dir_ns+0x256/0x280
[  213.234954][ T6483]  ? sysfs_warn_dup+0xa0/0xa0
[  213.239656][ T6483]  ? do_raw_spin_unlock+0x121/0x230
[  213.244883][ T6483]  kobject_add_internal+0x6b8/0xc70
[  213.250112][ T6483]  kobject_init_and_add+0x126/0x190
[  213.255342][ T6483]  ? lockdep_softirqs_off+0x430/0x430
[  213.260746][ T6483]  ? kobject_add+0x220/0x220
[  213.265362][ T6483]  ? __init_swait_queue_head+0xa9/0x150
[  213.270927][ T6483]  gfs2_sys_fs_add+0x238/0x470
[  213.275706][ T6483]  ? gfs2_recover_set+0x250/0x250
[  213.280733][ T6483]  ? apply_workqueue_attrs+0x180/0x180
[  213.286196][ T6483]  gfs2_fill_super+0x1323/0x1f80
[  213.291137][ T6483]  ? gfs2_reconfigure+0xb10/0xb10
[  213.296157][ T6483]  ? setup_bdev_super+0x56b/0x660
[  213.301182][ T6483]  get_tree_bdev+0x3e4/0x510
[  213.305760][ T6483]  ? end_current_label_crit_section+0x170/0x170
[  213.311994][ T6483]  ? gfs2_reconfigure+0xb10/0xb10
[  213.317020][ T6483]  ? setup_bdev_super+0x660/0x660
[  213.322041][ T6483]  gfs2_get_tree+0x51/0x1e0
[  213.326537][ T6483]  vfs_get_tree+0x8c/0x280
[  213.330944][ T6483]  do_new_mount+0x24b/0xa40
[  213.335441][ T6483]  __se_sys_mount+0x2da/0x3c0
[  213.340112][ T6483]  ? __x64_sys_mount+0xc0/0xc0
[  213.344878][ T6483]  ? lockdep_hardirqs_on+0x98/0x150
[  213.350083][ T6483]  ? __x64_sys_mount+0x20/0xc0
[  213.354867][ T6483]  do_syscall_64+0x55/0xb0
[  213.359287][ T6483]  ? clear_bhb_loop+0x40/0x90
[  213.363953][ T6483]  ? clear_bhb_loop+0x40/0x90
[  213.368622][ T6483]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  213.374506][ T6483] RIP: 0033:0x7fd96a990eea
[  213.378914][ 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
[  213.398514][ T6483] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  213.407264][ T6483] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  213.415244][ T6483] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  213.423206][ T6483] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  213.431241][ T6483] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  213.439208][ T6483] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  213.447195][ T6483]  </TASK>
[  213.462761][ 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.
[  213.477422][ T6483] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  213.805337][ T6486] loop1: detected capacity change from 0 to 32768
[  213.817508][ T6486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  213.825042][ T6486] CPU: 1 PID: 6486 Comm: syz.1.194 Not tainted syzkaller #0
[  213.832354][ T6486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  213.842433][ T6486] Call Trace:
[  213.845736][ T6486]  <TASK>
[  213.848689][ T6486]  dump_stack_lvl+0x16c/0x230
[  213.853428][ T6486]  ? show_regs_print_info+0x20/0x20
[  213.858659][ T6486]  ? load_image+0x3b0/0x3b0
[  213.863201][ T6486]  sysfs_create_dir_ns+0x256/0x280
[  213.868353][ T6486]  ? sysfs_warn_dup+0xa0/0xa0
[  213.873060][ T6486]  ? do_raw_spin_unlock+0x121/0x230
[  213.878306][ T6486]  kobject_add_internal+0x6b8/0xc70
[  213.883547][ T6486]  kobject_init_and_add+0x126/0x190
[  213.888778][ T6486]  ? lockdep_softirqs_off+0x430/0x430
[  213.894166][ T6486]  ? kobject_add+0x220/0x220
[  213.898784][ T6486]  ? __init_swait_queue_head+0xa9/0x150
[  213.904355][ T6486]  gfs2_sys_fs_add+0x238/0x470
[  213.909150][ T6486]  ? gfs2_recover_set+0x250/0x250
[  213.914203][ T6486]  ? apply_workqueue_attrs+0x180/0x180
[  213.919691][ T6486]  gfs2_fill_super+0x1323/0x1f80
[  213.924661][ T6486]  ? gfs2_reconfigure+0xb10/0xb10
[  213.929716][ T6486]  ? setup_bdev_super+0x56b/0x660
[  213.934753][ T6486]  get_tree_bdev+0x3e4/0x510
[  213.939339][ T6486]  ? end_current_label_crit_section+0x170/0x170
[  213.945576][ T6486]  ? gfs2_reconfigure+0xb10/0xb10
[  213.950597][ T6486]  ? setup_bdev_super+0x660/0x660
[  213.955619][ T6486]  gfs2_get_tree+0x51/0x1e0
[  213.960119][ T6486]  vfs_get_tree+0x8c/0x280
[  213.964527][ T6486]  do_new_mount+0x24b/0xa40
[  213.969023][ T6486]  __se_sys_mount+0x2da/0x3c0
[  213.973691][ T6486]  ? __x64_sys_mount+0xc0/0xc0
[  213.978454][ T6486]  ? lockdep_hardirqs_on+0x98/0x150
[  213.983641][ T6486]  ? __x64_sys_mount+0x20/0xc0
[  213.988395][ T6486]  do_syscall_64+0x55/0xb0
[  213.992801][ T6486]  ? clear_bhb_loop+0x40/0x90
[  213.997557][ T6486]  ? clear_bhb_loop+0x40/0x90
[  214.002225][ T6486]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  214.008105][ T6486] RIP: 0033:0x7fd96a990eea
[  214.012512][ 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
[  214.032108][ T6486] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  214.040599][ T6486] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  214.048564][ T6486] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  214.056526][ T6486] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  214.064487][ T6486] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  214.072445][ T6486] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  214.080416][ T6486]  </TASK>
[  214.087874][ 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.
[  214.102227][ T6486] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 22:56:58 executed programs: 180
[  214.468411][ T6489] loop1: detected capacity change from 0 to 32768
[  214.483306][ T6489] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  214.491152][ T6489] CPU: 0 PID: 6489 Comm: syz.1.195 Not tainted syzkaller #0
[  214.498464][ T6489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  214.508541][ T6489] Call Trace:
[  214.511839][ T6489]  <TASK>
[  214.514808][ T6489]  dump_stack_lvl+0x16c/0x230
[  214.519518][ T6489]  ? show_regs_print_info+0x20/0x20
[  214.524742][ T6489]  ? load_image+0x3b0/0x3b0
[  214.529284][ T6489]  sysfs_create_dir_ns+0x256/0x280
[  214.534421][ T6489]  ? sysfs_warn_dup+0xa0/0xa0
[  214.539120][ T6489]  ? do_raw_spin_unlock+0x121/0x230
[  214.544344][ T6489]  kobject_add_internal+0x6b8/0xc70
[  214.549559][ T6489]  kobject_init_and_add+0x126/0x190
[  214.554764][ T6489]  ? lockdep_softirqs_off+0x430/0x430
[  214.560137][ T6489]  ? kobject_add+0x220/0x220
[  214.564722][ T6489]  ? __init_swait_queue_head+0xa9/0x150
[  214.570264][ T6489]  gfs2_sys_fs_add+0x238/0x470
[  214.575024][ T6489]  ? gfs2_recover_set+0x250/0x250
[  214.580048][ T6489]  ? apply_workqueue_attrs+0x180/0x180
[  214.585504][ T6489]  gfs2_fill_super+0x1323/0x1f80
[  214.590444][ T6489]  ? gfs2_reconfigure+0xb10/0xb10
[  214.595469][ T6489]  ? setup_bdev_super+0x56b/0x660
[  214.600485][ T6489]  get_tree_bdev+0x3e4/0x510
[  214.605064][ T6489]  ? end_current_label_crit_section+0x170/0x170
[  214.611296][ T6489]  ? gfs2_reconfigure+0xb10/0xb10
[  214.616319][ T6489]  ? setup_bdev_super+0x660/0x660
[  214.621336][ T6489]  gfs2_get_tree+0x51/0x1e0
[  214.625832][ T6489]  vfs_get_tree+0x8c/0x280
[  214.630237][ T6489]  do_new_mount+0x24b/0xa40
[  214.634733][ T6489]  __se_sys_mount+0x2da/0x3c0
[  214.639402][ T6489]  ? __x64_sys_mount+0xc0/0xc0
[  214.644160][ T6489]  ? lockdep_hardirqs_on+0x98/0x150
[  214.649358][ T6489]  ? __x64_sys_mount+0x20/0xc0
[  214.654109][ T6489]  do_syscall_64+0x55/0xb0
[  214.658513][ T6489]  ? clear_bhb_loop+0x40/0x90
[  214.663178][ T6489]  ? clear_bhb_loop+0x40/0x90
[  214.667851][ T6489]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  214.673831][ T6489] RIP: 0033:0x7fd96a990eea
[  214.678240][ 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
[  214.697836][ T6489] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  214.706240][ T6489] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  214.714219][ T6489] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  214.722193][ T6489] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  214.730168][ T6489] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  214.738133][ T6489] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  214.746107][ T6489]  </TASK>
[  214.756739][ 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.
[  214.774010][ T6489] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  215.115159][ T6492] loop1: detected capacity change from 0 to 32768
[  215.132379][ T6492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  215.139972][ T6492] CPU: 0 PID: 6492 Comm: syz.1.196 Not tainted syzkaller #0
[  215.147290][ T6492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  215.157366][ T6492] Call Trace:
[  215.160668][ T6492]  <TASK>
[  215.163612][ T6492]  dump_stack_lvl+0x16c/0x230
[  215.168317][ T6492]  ? show_regs_print_info+0x20/0x20
[  215.173538][ T6492]  ? load_image+0x3b0/0x3b0
[  215.178074][ T6492]  sysfs_create_dir_ns+0x256/0x280
[  215.183219][ T6492]  ? sysfs_warn_dup+0xa0/0xa0
[  215.187923][ T6492]  ? do_raw_spin_unlock+0x121/0x230
[  215.193146][ T6492]  kobject_add_internal+0x6b8/0xc70
[  215.198372][ T6492]  kobject_init_and_add+0x126/0x190
[  215.203589][ T6492]  ? lockdep_softirqs_off+0x430/0x430
[  215.208984][ T6492]  ? kobject_add+0x220/0x220
[  215.213605][ T6492]  ? __init_swait_queue_head+0xa9/0x150
[  215.219174][ T6492]  gfs2_sys_fs_add+0x238/0x470
[  215.223959][ T6492]  ? gfs2_recover_set+0x250/0x250
[  215.229037][ T6492]  ? apply_workqueue_attrs+0x180/0x180
[  215.234532][ T6492]  gfs2_fill_super+0x1323/0x1f80
[  215.239507][ T6492]  ? gfs2_reconfigure+0xb10/0xb10
[  215.244564][ T6492]  ? setup_bdev_super+0x56b/0x660
[  215.249596][ T6492]  get_tree_bdev+0x3e4/0x510
[  215.254185][ T6492]  ? end_current_label_crit_section+0x170/0x170
[  215.260432][ T6492]  ? gfs2_reconfigure+0xb10/0xb10
[  215.265455][ T6492]  ? setup_bdev_super+0x660/0x660
[  215.270486][ T6492]  gfs2_get_tree+0x51/0x1e0
[  215.274981][ T6492]  vfs_get_tree+0x8c/0x280
[  215.279388][ T6492]  do_new_mount+0x24b/0xa40
[  215.283883][ T6492]  __se_sys_mount+0x2da/0x3c0
[  215.288552][ T6492]  ? __x64_sys_mount+0xc0/0xc0
[  215.293324][ T6492]  ? lockdep_hardirqs_on+0x98/0x150
[  215.298508][ T6492]  ? __x64_sys_mount+0x20/0xc0
[  215.303254][ T6492]  do_syscall_64+0x55/0xb0
[  215.307657][ T6492]  ? clear_bhb_loop+0x40/0x90
[  215.312321][ T6492]  ? clear_bhb_loop+0x40/0x90
[  215.316987][ T6492]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  215.322872][ T6492] RIP: 0033:0x7fd96a990eea
[  215.327274][ 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
[  215.346902][ T6492] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  215.355309][ T6492] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  215.363269][ T6492] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  215.371234][ T6492] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  215.379205][ T6492] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  215.387176][ T6492] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  215.395146][ T6492]  </TASK>
[  215.398937][ 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.
[  215.412936][ T6492] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  215.765646][ T6495] loop1: detected capacity change from 0 to 32768
[  215.785872][ T6495] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  215.793294][ T6495] CPU: 0 PID: 6495 Comm: syz.1.197 Not tainted syzkaller #0
[  215.800593][ T6495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  215.810670][ T6495] Call Trace:
[  215.814056][ T6495]  <TASK>
[  215.817003][ T6495]  dump_stack_lvl+0x16c/0x230
[  215.821709][ T6495]  ? show_regs_print_info+0x20/0x20
[  215.826928][ T6495]  ? load_image+0x3b0/0x3b0
[  215.831462][ T6495]  sysfs_create_dir_ns+0x256/0x280
[  215.836595][ T6495]  ? sysfs_warn_dup+0xa0/0xa0
[  215.841298][ T6495]  ? do_raw_spin_unlock+0x121/0x230
[  215.846522][ T6495]  kobject_add_internal+0x6b8/0xc70
[  215.851748][ T6495]  kobject_init_and_add+0x126/0x190
[  215.856975][ T6495]  ? lockdep_softirqs_off+0x430/0x430
[  215.862366][ T6495]  ? kobject_add+0x220/0x220
[  215.867008][ T6495]  ? __init_swait_queue_head+0xa9/0x150
[  215.872574][ T6495]  gfs2_sys_fs_add+0x238/0x470
[  215.877363][ T6495]  ? gfs2_recover_set+0x250/0x250
[  215.882417][ T6495]  ? apply_workqueue_attrs+0x180/0x180
[  215.887924][ T6495]  gfs2_fill_super+0x1323/0x1f80
[  215.892913][ T6495]  ? gfs2_reconfigure+0xb10/0xb10
[  215.897963][ T6495]  ? setup_bdev_super+0x56b/0x660
[  215.902987][ T6495]  get_tree_bdev+0x3e4/0x510
[  215.907570][ T6495]  ? end_current_label_crit_section+0x170/0x170
[  215.913811][ T6495]  ? gfs2_reconfigure+0xb10/0xb10
[  215.918838][ T6495]  ? setup_bdev_super+0x660/0x660
[  215.923874][ T6495]  gfs2_get_tree+0x51/0x1e0
[  215.928377][ T6495]  vfs_get_tree+0x8c/0x280
[  215.932784][ T6495]  do_new_mount+0x24b/0xa40
[  215.937296][ T6495]  __se_sys_mount+0x2da/0x3c0
[  215.941978][ T6495]  ? __x64_sys_mount+0xc0/0xc0
[  215.946741][ T6495]  ? lockdep_hardirqs_on+0x98/0x150
[  215.951935][ T6495]  ? __x64_sys_mount+0x20/0xc0
[  215.956699][ T6495]  do_syscall_64+0x55/0xb0
[  215.961122][ T6495]  ? clear_bhb_loop+0x40/0x90
[  215.965802][ T6495]  ? clear_bhb_loop+0x40/0x90
[  215.970476][ T6495]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  215.976370][ T6495] RIP: 0033:0x7fd96a990eea
[  215.980783][ 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
[  216.000392][ T6495] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  216.008815][ T6495] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  216.016810][ T6495] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  216.024773][ T6495] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  216.032736][ T6495] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  216.040696][ T6495] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  216.049124][ T6495]  </TASK>
[  216.064391][ 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.
[  216.078487][ T6495] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  216.423962][ T6498] loop1: detected capacity change from 0 to 32768
[  216.432906][ T6498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  216.440430][ T6498] CPU: 0 PID: 6498 Comm: syz.1.198 Not tainted syzkaller #0
[  216.447732][ T6498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  216.457792][ T6498] Call Trace:
[  216.461067][ T6498]  <TASK>
[  216.463989][ T6498]  dump_stack_lvl+0x16c/0x230
[  216.468676][ T6498]  ? show_regs_print_info+0x20/0x20
[  216.473872][ T6498]  ? load_image+0x3b0/0x3b0
[  216.478385][ T6498]  sysfs_create_dir_ns+0x256/0x280
[  216.483493][ T6498]  ? sysfs_warn_dup+0xa0/0xa0
[  216.488164][ T6498]  ? do_raw_spin_unlock+0x121/0x230
[  216.493353][ T6498]  kobject_add_internal+0x6b8/0xc70
[  216.498549][ T6498]  kobject_init_and_add+0x126/0x190
[  216.503740][ T6498]  ? lockdep_softirqs_off+0x430/0x430
[  216.509104][ T6498]  ? kobject_add+0x220/0x220
[  216.513691][ T6498]  ? __init_swait_queue_head+0xa9/0x150
[  216.519227][ T6498]  gfs2_sys_fs_add+0x238/0x470
[  216.523989][ T6498]  ? gfs2_recover_set+0x250/0x250
[  216.529012][ T6498]  ? apply_workqueue_attrs+0x180/0x180
[  216.534477][ T6498]  gfs2_fill_super+0x1323/0x1f80
[  216.539448][ T6498]  ? gfs2_reconfigure+0xb10/0xb10
[  216.544474][ T6498]  ? setup_bdev_super+0x56b/0x660
[  216.549497][ T6498]  get_tree_bdev+0x3e4/0x510
[  216.554083][ T6498]  ? end_current_label_crit_section+0x170/0x170
[  216.560315][ T6498]  ? gfs2_reconfigure+0xb10/0xb10
[  216.565326][ T6498]  ? setup_bdev_super+0x660/0x660
[  216.570343][ T6498]  gfs2_get_tree+0x51/0x1e0
[  216.574843][ T6498]  vfs_get_tree+0x8c/0x280
[  216.579260][ T6498]  do_new_mount+0x24b/0xa40
[  216.583754][ T6498]  __se_sys_mount+0x2da/0x3c0
[  216.588423][ T6498]  ? __x64_sys_mount+0xc0/0xc0
[  216.593194][ T6498]  ? lockdep_hardirqs_on+0x98/0x150
[  216.598387][ T6498]  ? __x64_sys_mount+0x20/0xc0
[  216.603144][ T6498]  do_syscall_64+0x55/0xb0
[  216.607557][ T6498]  ? clear_bhb_loop+0x40/0x90
[  216.612222][ T6498]  ? clear_bhb_loop+0x40/0x90
[  216.616891][ T6498]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  216.622776][ T6498] RIP: 0033:0x7fd96a990eea
[  216.627184][ 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
[  216.646785][ T6498] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  216.655191][ T6498] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  216.663153][ T6498] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  216.671111][ T6498] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  216.679070][ T6498] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  216.687032][ T6498] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  216.695002][ T6498]  </TASK>
[  216.703867][ 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.
[  216.720490][ T6498] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  217.048208][ T6501] loop1: detected capacity change from 0 to 32768
[  217.065672][ T6501] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  217.073123][ T6501] CPU: 0 PID: 6501 Comm: syz.1.199 Not tainted syzkaller #0
[  217.080425][ T6501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  217.090499][ T6501] Call Trace:
[  217.093793][ T6501]  <TASK>
[  217.096739][ T6501]  dump_stack_lvl+0x16c/0x230
[  217.101465][ T6501]  ? show_regs_print_info+0x20/0x20
[  217.106692][ T6501]  ? load_image+0x3b0/0x3b0
[  217.111229][ T6501]  sysfs_create_dir_ns+0x256/0x280
[  217.116369][ T6501]  ? sysfs_warn_dup+0xa0/0xa0
[  217.121073][ T6501]  ? do_raw_spin_unlock+0x121/0x230
[  217.126296][ T6501]  kobject_add_internal+0x6b8/0xc70
[  217.131528][ T6501]  kobject_init_and_add+0x126/0x190
[  217.136769][ T6501]  ? lockdep_softirqs_off+0x430/0x430
[  217.142171][ T6501]  ? kobject_add+0x220/0x220
[  217.146788][ T6501]  ? __init_swait_queue_head+0xa9/0x150
[  217.152358][ T6501]  gfs2_sys_fs_add+0x238/0x470
[  217.157149][ T6501]  ? gfs2_recover_set+0x250/0x250
[  217.162213][ T6501]  ? apply_workqueue_attrs+0x180/0x180
[  217.167707][ T6501]  gfs2_fill_super+0x1323/0x1f80
[  217.172680][ T6501]  ? gfs2_reconfigure+0xb10/0xb10
[  217.177735][ T6501]  ? setup_bdev_super+0x56b/0x660
[  217.182767][ T6501]  get_tree_bdev+0x3e4/0x510
[  217.187348][ T6501]  ? end_current_label_crit_section+0x170/0x170
[  217.193613][ T6501]  ? gfs2_reconfigure+0xb10/0xb10
[  217.198627][ T6501]  ? setup_bdev_super+0x660/0x660
[  217.203642][ T6501]  gfs2_get_tree+0x51/0x1e0
[  217.208310][ T6501]  vfs_get_tree+0x8c/0x280
[  217.212714][ T6501]  do_new_mount+0x24b/0xa40
[  217.217217][ T6501]  __se_sys_mount+0x2da/0x3c0
[  217.221891][ T6501]  ? __x64_sys_mount+0xc0/0xc0
[  217.226644][ T6501]  ? lockdep_hardirqs_on+0x98/0x150
[  217.231839][ T6501]  ? __x64_sys_mount+0x20/0xc0
[  217.236595][ T6501]  do_syscall_64+0x55/0xb0
[  217.240998][ T6501]  ? clear_bhb_loop+0x40/0x90
[  217.245669][ T6501]  ? clear_bhb_loop+0x40/0x90
[  217.250336][ T6501]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  217.256220][ T6501] RIP: 0033:0x7fd96a990eea
[  217.260626][ 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
[  217.280221][ T6501] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  217.288627][ T6501] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  217.296588][ T6501] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  217.304545][ T6501] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  217.312509][ T6501] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  217.320470][ T6501] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  217.328442][ T6501]  </TASK>
[  217.337608][ 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.
[  217.351772][ T6501] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  217.725540][ T6504] loop1: detected capacity change from 0 to 32768
[  217.737950][ T6504] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  217.746203][ T6504] CPU: 1 PID: 6504 Comm: syz.1.200 Not tainted syzkaller #0
[  217.753517][ T6504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  217.763609][ T6504] Call Trace:
[  217.766902][ T6504]  <TASK>
[  217.769852][ T6504]  dump_stack_lvl+0x16c/0x230
[  217.774571][ T6504]  ? show_regs_print_info+0x20/0x20
[  217.779799][ T6504]  ? load_image+0x3b0/0x3b0
[  217.784328][ T6504]  sysfs_create_dir_ns+0x256/0x280
[  217.789443][ T6504]  ? sysfs_warn_dup+0xa0/0xa0
[  217.794120][ T6504]  ? do_raw_spin_unlock+0x121/0x230
[  217.799322][ T6504]  kobject_add_internal+0x6b8/0xc70
[  217.804527][ T6504]  kobject_init_and_add+0x126/0x190
[  217.809719][ T6504]  ? lockdep_softirqs_off+0x430/0x430
[  217.815082][ T6504]  ? kobject_add+0x220/0x220
[  217.819668][ T6504]  ? __init_swait_queue_head+0xa9/0x150
[  217.825204][ T6504]  gfs2_sys_fs_add+0x238/0x470
[  217.829979][ T6504]  ? gfs2_recover_set+0x250/0x250
[  217.835018][ T6504]  ? apply_workqueue_attrs+0x180/0x180
[  217.840491][ T6504]  gfs2_fill_super+0x1323/0x1f80
[  217.845441][ T6504]  ? gfs2_reconfigure+0xb10/0xb10
[  217.850476][ T6504]  ? setup_bdev_super+0x56b/0x660
[  217.855500][ T6504]  get_tree_bdev+0x3e4/0x510
[  217.860082][ T6504]  ? end_current_label_crit_section+0x170/0x170
[  217.866317][ T6504]  ? gfs2_reconfigure+0xb10/0xb10
[  217.871337][ T6504]  ? setup_bdev_super+0x660/0x660
[  217.876358][ T6504]  gfs2_get_tree+0x51/0x1e0
[  217.880861][ T6504]  vfs_get_tree+0x8c/0x280
[  217.885269][ T6504]  do_new_mount+0x24b/0xa40
[  217.889770][ T6504]  __se_sys_mount+0x2da/0x3c0
[  217.894446][ T6504]  ? __x64_sys_mount+0xc0/0xc0
[  217.899202][ T6504]  ? lockdep_hardirqs_on+0x98/0x150
[  217.904915][ T6504]  ? __x64_sys_mount+0x20/0xc0
[  217.909673][ T6504]  do_syscall_64+0x55/0xb0
[  217.914202][ T6504]  ? clear_bhb_loop+0x40/0x90
[  217.918888][ T6504]  ? clear_bhb_loop+0x40/0x90
[  217.923566][ T6504]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  217.929458][ T6504] RIP: 0033:0x7fd96a990eea
[  217.933867][ 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
[  217.953481][ T6504] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  217.961893][ T6504] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  217.969861][ T6504] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  217.977837][ T6504] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  217.985808][ T6504] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  217.993781][ T6504] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  218.001758][ T6504]  </TASK>
[  218.007065][ 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.
[  218.021315][ T6504] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  218.096733][ T5928] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
[  218.420428][ T6507] loop1: detected capacity change from 0 to 32768
[  218.437170][ T6507] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  218.444888][ T6507] CPU: 0 PID: 6507 Comm: syz.1.201 Not tainted syzkaller #0
[  218.452202][ T6507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  218.462371][ T6507] Call Trace:
[  218.465664][ T6507]  <TASK>
[  218.468609][ T6507]  dump_stack_lvl+0x16c/0x230
[  218.473316][ T6507]  ? show_regs_print_info+0x20/0x20
[  218.478543][ T6507]  ? load_image+0x3b0/0x3b0
[  218.483052][ T6507]  sysfs_create_dir_ns+0x256/0x280
[  218.488250][ T6507]  ? sysfs_warn_dup+0xa0/0xa0
[  218.492935][ T6507]  ? do_raw_spin_unlock+0x121/0x230
[  218.498124][ T6507]  kobject_add_internal+0x6b8/0xc70
[  218.503316][ T6507]  kobject_init_and_add+0x126/0x190
[  218.508506][ T6507]  ? lockdep_softirqs_off+0x430/0x430
[  218.513871][ T6507]  ? kobject_add+0x220/0x220
[  218.518455][ T6507]  ? __init_swait_queue_head+0xa9/0x150
[  218.524001][ T6507]  gfs2_sys_fs_add+0x238/0x470
[  218.528756][ T6507]  ? gfs2_recover_set+0x250/0x250
[  218.533775][ T6507]  ? apply_workqueue_attrs+0x180/0x180
[  218.539235][ T6507]  gfs2_fill_super+0x1323/0x1f80
[  218.544174][ T6507]  ? gfs2_reconfigure+0xb10/0xb10
[  218.549195][ T6507]  ? setup_bdev_super+0x56b/0x660
[  218.554205][ T6507]  get_tree_bdev+0x3e4/0x510
[  218.558785][ T6507]  ? end_current_label_crit_section+0x170/0x170
[  218.565018][ T6507]  ? gfs2_reconfigure+0xb10/0xb10
[  218.570036][ T6507]  ? setup_bdev_super+0x660/0x660
[  218.575057][ T6507]  gfs2_get_tree+0x51/0x1e0
[  218.579552][ T6507]  vfs_get_tree+0x8c/0x280
[  218.583956][ T6507]  do_new_mount+0x24b/0xa40
[  218.588452][ T6507]  __se_sys_mount+0x2da/0x3c0
[  218.593120][ T6507]  ? __x64_sys_mount+0xc0/0xc0
[  218.597874][ T6507]  ? lockdep_hardirqs_on+0x98/0x150
[  218.603059][ T6507]  ? __x64_sys_mount+0x20/0xc0
[  218.607811][ T6507]  do_syscall_64+0x55/0xb0
[  218.612213][ T6507]  ? clear_bhb_loop+0x40/0x90
[  218.616881][ T6507]  ? clear_bhb_loop+0x40/0x90
[  218.621551][ T6507]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  218.627519][ T6507] RIP: 0033:0x7fd96a990eea
[  218.631925][ 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
[  218.651532][ T6507] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  218.659935][ T6507] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  218.667901][ T6507] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  218.675859][ T6507] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  218.683827][ T6507] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  218.691873][ T6507] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  218.699844][ T6507]  </TASK>
[  218.715135][ 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.
[  218.729632][ T6507] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  219.047522][ T6510] loop1: detected capacity change from 0 to 32768
[  219.058373][ T6510] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  219.065881][ T6510] CPU: 1 PID: 6510 Comm: syz.1.202 Not tainted syzkaller #0
[  219.073189][ T6510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  219.083265][ T6510] Call Trace:
[  219.086565][ T6510]  <TASK>
[  219.089523][ T6510]  dump_stack_lvl+0x16c/0x230
[  219.094237][ T6510]  ? show_regs_print_info+0x20/0x20
[  219.099459][ T6510]  ? load_image+0x3b0/0x3b0
[  219.104003][ T6510]  sysfs_create_dir_ns+0x256/0x280
[  219.109151][ T6510]  ? sysfs_warn_dup+0xa0/0xa0
[  219.113858][ T6510]  ? do_raw_spin_unlock+0x121/0x230
[  219.119071][ T6510]  kobject_add_internal+0x6b8/0xc70
[  219.124290][ T6510]  kobject_init_and_add+0x126/0x190
[  219.129500][ T6510]  ? lockdep_softirqs_off+0x430/0x430
[  219.134874][ T6510]  ? kobject_add+0x220/0x220
[  219.139466][ T6510]  ? __init_swait_queue_head+0xa9/0x150
[  219.145016][ T6510]  gfs2_sys_fs_add+0x238/0x470
[  219.149775][ T6510]  ? gfs2_recover_set+0x250/0x250
[  219.154792][ T6510]  ? apply_workqueue_attrs+0x180/0x180
[  219.160243][ T6510]  gfs2_fill_super+0x1323/0x1f80
[  219.165174][ T6510]  ? gfs2_reconfigure+0xb10/0xb10
[  219.170189][ T6510]  ? setup_bdev_super+0x56b/0x660
[  219.175213][ T6510]  get_tree_bdev+0x3e4/0x510
[  219.179807][ T6510]  ? end_current_label_crit_section+0x170/0x170
[  219.186041][ T6510]  ? gfs2_reconfigure+0xb10/0xb10
[  219.191058][ T6510]  ? setup_bdev_super+0x660/0x660
[  219.196080][ T6510]  gfs2_get_tree+0x51/0x1e0
[  219.200580][ T6510]  vfs_get_tree+0x8c/0x280
[  219.204986][ T6510]  do_new_mount+0x24b/0xa40
[  219.209484][ T6510]  __se_sys_mount+0x2da/0x3c0
[  219.214257][ T6510]  ? __x64_sys_mount+0xc0/0xc0
[  219.219008][ T6510]  ? lockdep_hardirqs_on+0x98/0x150
[  219.224204][ T6510]  ? __x64_sys_mount+0x20/0xc0
[  219.228958][ T6510]  do_syscall_64+0x55/0xb0
[  219.233364][ T6510]  ? clear_bhb_loop+0x40/0x90
[  219.238039][ T6510]  ? clear_bhb_loop+0x40/0x90
[  219.242708][ T6510]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  219.248594][ T6510] RIP: 0033:0x7fd96a990eea
[  219.253012][ 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
[  219.272608][ T6510] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  219.281016][ T6510] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  219.288983][ T6510] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  219.296943][ T6510] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  219.304908][ T6510] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  219.312869][ T6510] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  219.320842][ T6510]  </TASK>
[  219.328387][ 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.
[  219.342413][ T6510] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 22:57:03 executed programs: 188
[  219.687902][ T6513] loop1: detected capacity change from 0 to 32768
[  219.700992][ T6513] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  219.708758][ T6513] CPU: 0 PID: 6513 Comm: syz.1.203 Not tainted syzkaller #0
[  219.716076][ T6513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  219.726153][ T6513] Call Trace:
[  219.729451][ T6513]  <TASK>
[  219.732399][ T6513]  dump_stack_lvl+0x16c/0x230
[  219.737106][ T6513]  ? show_regs_print_info+0x20/0x20
[  219.742334][ T6513]  ? load_image+0x3b0/0x3b0
[  219.746870][ T6513]  sysfs_create_dir_ns+0x256/0x280
[  219.752007][ T6513]  ? sysfs_warn_dup+0xa0/0xa0
[  219.756707][ T6513]  ? do_raw_spin_unlock+0x121/0x230
[  219.761933][ T6513]  kobject_add_internal+0x6b8/0xc70
[  219.767168][ T6513]  kobject_init_and_add+0x126/0x190
[  219.772391][ T6513]  ? lockdep_softirqs_off+0x430/0x430
[  219.777790][ T6513]  ? kobject_add+0x220/0x220
[  219.782404][ T6513]  ? __init_swait_queue_head+0xa9/0x150
[  219.787980][ T6513]  gfs2_sys_fs_add+0x238/0x470
[  219.792777][ T6513]  ? gfs2_recover_set+0x250/0x250
[  219.797825][ T6513]  ? apply_workqueue_attrs+0x180/0x180
[  219.803316][ T6513]  gfs2_fill_super+0x1323/0x1f80
[  219.808281][ T6513]  ? gfs2_reconfigure+0xb10/0xb10
[  219.813313][ T6513]  ? setup_bdev_super+0x56b/0x660
[  219.818332][ T6513]  get_tree_bdev+0x3e4/0x510
[  219.822916][ T6513]  ? end_current_label_crit_section+0x170/0x170
[  219.829148][ T6513]  ? gfs2_reconfigure+0xb10/0xb10
[  219.834180][ T6513]  ? setup_bdev_super+0x660/0x660
[  219.839196][ T6513]  gfs2_get_tree+0x51/0x1e0
[  219.843691][ T6513]  vfs_get_tree+0x8c/0x280
[  219.848099][ T6513]  do_new_mount+0x24b/0xa40
[  219.852614][ T6513]  __se_sys_mount+0x2da/0x3c0
[  219.857309][ T6513]  ? __x64_sys_mount+0xc0/0xc0
[  219.862062][ T6513]  ? lockdep_hardirqs_on+0x98/0x150
[  219.867250][ T6513]  ? __x64_sys_mount+0x20/0xc0
[  219.872009][ T6513]  do_syscall_64+0x55/0xb0
[  219.876415][ T6513]  ? clear_bhb_loop+0x40/0x90
[  219.881080][ T6513]  ? clear_bhb_loop+0x40/0x90
[  219.885752][ T6513]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  219.891638][ T6513] RIP: 0033:0x7fd96a990eea
[  219.896046][ 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
[  219.915643][ T6513] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  219.924048][ T6513] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  219.932016][ T6513] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  219.939976][ T6513] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  219.947937][ T6513] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  219.955899][ T6513] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  219.963872][ T6513]  </TASK>
[  219.969796][ 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.
[  219.986790][ T6513] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  220.349319][ T6516] loop1: detected capacity change from 0 to 32768
[  220.361743][ T6516] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  220.369599][ T6516] CPU: 1 PID: 6516 Comm: syz.1.204 Not tainted syzkaller #0
[  220.376918][ T6516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  220.386990][ T6516] Call Trace:
[  220.390287][ T6516]  <TASK>
[  220.393231][ T6516]  dump_stack_lvl+0x16c/0x230
[  220.397941][ T6516]  ? show_regs_print_info+0x20/0x20
[  220.403162][ T6516]  ? load_image+0x3b0/0x3b0
[  220.408044][ T6516]  sysfs_create_dir_ns+0x256/0x280
[  220.413200][ T6516]  ? sysfs_warn_dup+0xa0/0xa0
[  220.417906][ T6516]  ? do_raw_spin_unlock+0x121/0x230
[  220.423128][ T6516]  kobject_add_internal+0x6b8/0xc70
[  220.428362][ T6516]  kobject_init_and_add+0x126/0x190
[  220.433583][ T6516]  ? lockdep_softirqs_off+0x430/0x430
[  220.438979][ T6516]  ? kobject_add+0x220/0x220
[  220.445264][ T6516]  ? __init_swait_queue_head+0xa9/0x150
[  220.450842][ T6516]  gfs2_sys_fs_add+0x238/0x470
[  220.455637][ T6516]  ? gfs2_recover_set+0x250/0x250
[  220.460696][ T6516]  ? apply_workqueue_attrs+0x180/0x180
[  220.466190][ T6516]  gfs2_fill_super+0x1323/0x1f80
[  220.471163][ T6516]  ? gfs2_reconfigure+0xb10/0xb10
[  220.476222][ T6516]  ? setup_bdev_super+0x56b/0x660
[  220.481256][ T6516]  get_tree_bdev+0x3e4/0x510
[  220.485845][ T6516]  ? end_current_label_crit_section+0x170/0x170
[  220.492084][ T6516]  ? gfs2_reconfigure+0xb10/0xb10
[  220.497132][ T6516]  ? setup_bdev_super+0x660/0x660
[  220.502151][ T6516]  gfs2_get_tree+0x51/0x1e0
[  220.506659][ T6516]  vfs_get_tree+0x8c/0x280
[  220.511067][ T6516]  do_new_mount+0x24b/0xa40
[  220.515563][ T6516]  __se_sys_mount+0x2da/0x3c0
[  220.520235][ T6516]  ? __x64_sys_mount+0xc0/0xc0
[  220.524991][ T6516]  ? lockdep_hardirqs_on+0x98/0x150
[  220.530182][ T6516]  ? __x64_sys_mount+0x20/0xc0
[  220.534933][ T6516]  do_syscall_64+0x55/0xb0
[  220.539336][ T6516]  ? clear_bhb_loop+0x40/0x90
[  220.543999][ T6516]  ? clear_bhb_loop+0x40/0x90
[  220.548668][ T6516]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  220.554551][ T6516] RIP: 0033:0x7fd96a990eea
[  220.558953][ 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
[  220.578551][ T6516] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  220.586953][ T6516] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  220.594911][ T6516] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  220.602871][ T6516] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  220.610839][ T6516] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  220.618799][ T6516] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  220.626773][ T6516]  </TASK>
[  220.634745][ 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.
[  220.649340][ T6516] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  220.996709][ T6519] loop1: detected capacity change from 0 to 32768
[  221.019784][ T6519] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  221.027583][ T6519] CPU: 1 PID: 6519 Comm: syz.1.205 Not tainted syzkaller #0
[  221.034986][ T6519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  221.045060][ T6519] Call Trace:
[  221.048356][ T6519]  <TASK>
[  221.051298][ T6519]  dump_stack_lvl+0x16c/0x230
[  221.056004][ T6519]  ? show_regs_print_info+0x20/0x20
[  221.061226][ T6519]  ? load_image+0x3b0/0x3b0
[  221.065757][ T6519]  sysfs_create_dir_ns+0x256/0x280
[  221.070898][ T6519]  ? sysfs_warn_dup+0xa0/0xa0
[  221.075599][ T6519]  ? do_raw_spin_unlock+0x121/0x230
[  221.080827][ T6519]  kobject_add_internal+0x6b8/0xc70
[  221.086056][ T6519]  kobject_init_and_add+0x126/0x190
[  221.091271][ T6519]  ? lockdep_softirqs_off+0x430/0x430
[  221.096663][ T6519]  ? kobject_add+0x220/0x220
[  221.101280][ T6519]  ? __init_swait_queue_head+0xa9/0x150
[  221.106843][ T6519]  gfs2_sys_fs_add+0x238/0x470
[  221.111625][ T6519]  ? gfs2_recover_set+0x250/0x250
[  221.116678][ T6519]  ? apply_workqueue_attrs+0x180/0x180
[  221.122163][ T6519]  gfs2_fill_super+0x1323/0x1f80
[  221.127118][ T6519]  ? gfs2_reconfigure+0xb10/0xb10
[  221.132134][ T6519]  ? setup_bdev_super+0x56b/0x660
[  221.137164][ T6519]  get_tree_bdev+0x3e4/0x510
[  221.141758][ T6519]  ? end_current_label_crit_section+0x170/0x170
[  221.148019][ T6519]  ? gfs2_reconfigure+0xb10/0xb10
[  221.153067][ T6519]  ? setup_bdev_super+0x660/0x660
[  221.158079][ T6519]  gfs2_get_tree+0x51/0x1e0
[  221.162584][ T6519]  vfs_get_tree+0x8c/0x280
[  221.166983][ T6519]  do_new_mount+0x24b/0xa40
[  221.171472][ T6519]  __se_sys_mount+0x2da/0x3c0
[  221.176141][ T6519]  ? __x64_sys_mount+0xc0/0xc0
[  221.180887][ T6519]  ? lockdep_hardirqs_on+0x98/0x150
[  221.186071][ T6519]  ? __x64_sys_mount+0x20/0xc0
[  221.190820][ T6519]  do_syscall_64+0x55/0xb0
[  221.195219][ T6519]  ? clear_bhb_loop+0x40/0x90
[  221.199878][ T6519]  ? clear_bhb_loop+0x40/0x90
[  221.204538][ T6519]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  221.210414][ T6519] RIP: 0033:0x7fd96a990eea
[  221.214812][ 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
[  221.234418][ T6519] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  221.242845][ T6519] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  221.250811][ T6519] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  221.258770][ T6519] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  221.266727][ T6519] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  221.274717][ T6519] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  221.282697][ T6519]  </TASK>
[  221.287797][ 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.
[  221.301804][ T6519] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  221.646985][ T6522] loop1: detected capacity change from 0 to 32768
[  221.659379][ T6522] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  221.666858][ T6522] CPU: 1 PID: 6522 Comm: syz.1.206 Not tainted syzkaller #0
[  221.674164][ T6522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  221.684242][ T6522] Call Trace:
[  221.687538][ T6522]  <TASK>
[  221.690485][ T6522]  dump_stack_lvl+0x16c/0x230
[  221.695192][ T6522]  ? show_regs_print_info+0x20/0x20
[  221.700414][ T6522]  ? load_image+0x3b0/0x3b0
[  221.704951][ T6522]  sysfs_create_dir_ns+0x256/0x280
[  221.710082][ T6522]  ? sysfs_warn_dup+0xa0/0xa0
[  221.714766][ T6522]  ? do_raw_spin_unlock+0x121/0x230
[  221.719955][ T6522]  kobject_add_internal+0x6b8/0xc70
[  221.725159][ T6522]  kobject_init_and_add+0x126/0x190
[  221.730377][ T6522]  ? lockdep_softirqs_off+0x430/0x430
[  221.735759][ T6522]  ? kobject_add+0x220/0x220
[  221.740335][ T6522]  ? __init_swait_queue_head+0xa9/0x150
[  221.745865][ T6522]  gfs2_sys_fs_add+0x238/0x470
[  221.750614][ T6522]  ? gfs2_recover_set+0x250/0x250
[  221.755626][ T6522]  ? apply_workqueue_attrs+0x180/0x180
[  221.761079][ T6522]  gfs2_fill_super+0x1323/0x1f80
[  221.766016][ T6522]  ? gfs2_reconfigure+0xb10/0xb10
[  221.771028][ T6522]  ? setup_bdev_super+0x56b/0x660
[  221.776047][ T6522]  get_tree_bdev+0x3e4/0x510
[  221.780639][ T6522]  ? end_current_label_crit_section+0x170/0x170
[  221.786874][ T6522]  ? gfs2_reconfigure+0xb10/0xb10
[  221.791891][ T6522]  ? setup_bdev_super+0x660/0x660
[  221.796910][ T6522]  gfs2_get_tree+0x51/0x1e0
[  221.801408][ T6522]  vfs_get_tree+0x8c/0x280
[  221.805817][ T6522]  do_new_mount+0x24b/0xa40
[  221.810400][ T6522]  __se_sys_mount+0x2da/0x3c0
[  221.815069][ T6522]  ? __x64_sys_mount+0xc0/0xc0
[  221.819827][ T6522]  ? lockdep_hardirqs_on+0x98/0x150
[  221.825194][ T6522]  ? __x64_sys_mount+0x20/0xc0
[  221.829955][ T6522]  do_syscall_64+0x55/0xb0
[  221.834359][ T6522]  ? clear_bhb_loop+0x40/0x90
[  221.839032][ T6522]  ? clear_bhb_loop+0x40/0x90
[  221.843701][ T6522]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  221.849584][ T6522] RIP: 0033:0x7fd96a990eea
[  221.854002][ 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
[  221.873594][ T6522] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  221.882005][ T6522] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  221.890007][ T6522] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  221.898145][ T6522] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  221.906120][ T6522] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  221.914092][ T6522] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  221.922069][ T6522]  </TASK>
[  221.925971][ 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.
[  221.940450][ T6522] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  222.057053][ T5081] Bluetooth: hci1: command 0x0406 tx timeout
[  222.309791][ T6525] loop1: detected capacity change from 0 to 32768
[  222.327166][ T6525] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  222.344158][ T6525] CPU: 1 PID: 6525 Comm: syz.1.207 Not tainted syzkaller #0
[  222.351504][ T6525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  222.361576][ T6525] Call Trace:
[  222.364869][ T6525]  <TASK>
[  222.367808][ T6525]  dump_stack_lvl+0x16c/0x230
[  222.372513][ T6525]  ? show_regs_print_info+0x20/0x20
[  222.377739][ T6525]  ? load_image+0x3b0/0x3b0
[  222.382287][ T6525]  sysfs_create_dir_ns+0x256/0x280
[  222.387427][ T6525]  ? sysfs_warn_dup+0xa0/0xa0
[  222.392135][ T6525]  ? do_raw_spin_unlock+0x121/0x230
[  222.397359][ T6525]  kobject_add_internal+0x6b8/0xc70
[  222.402591][ T6525]  kobject_init_and_add+0x126/0x190
[  222.407804][ T6525]  ? lockdep_softirqs_off+0x430/0x430
[  222.413177][ T6525]  ? kobject_add+0x220/0x220
[  222.417768][ T6525]  ? __init_swait_queue_head+0xa9/0x150
[  222.423306][ T6525]  gfs2_sys_fs_add+0x238/0x470
[  222.428067][ T6525]  ? gfs2_recover_set+0x250/0x250
[  222.433086][ T6525]  ? apply_workqueue_attrs+0x180/0x180
[  222.438544][ T6525]  gfs2_fill_super+0x1323/0x1f80
[  222.443485][ T6525]  ? gfs2_reconfigure+0xb10/0xb10
[  222.448507][ T6525]  ? setup_bdev_super+0x56b/0x660
[  222.453521][ T6525]  get_tree_bdev+0x3e4/0x510
[  222.458106][ T6525]  ? end_current_label_crit_section+0x170/0x170
[  222.464339][ T6525]  ? gfs2_reconfigure+0xb10/0xb10
[  222.469353][ T6525]  ? setup_bdev_super+0x660/0x660
[  222.474394][ T6525]  gfs2_get_tree+0x51/0x1e0
[  222.478895][ T6525]  vfs_get_tree+0x8c/0x280
[  222.483305][ T6525]  do_new_mount+0x24b/0xa40
[  222.487800][ T6525]  __se_sys_mount+0x2da/0x3c0
[  222.492467][ T6525]  ? __x64_sys_mount+0xc0/0xc0
[  222.497219][ T6525]  ? lockdep_hardirqs_on+0x98/0x150
[  222.502415][ T6525]  ? __x64_sys_mount+0x20/0xc0
[  222.507171][ T6525]  do_syscall_64+0x55/0xb0
[  222.511575][ T6525]  ? clear_bhb_loop+0x40/0x90
[  222.516244][ T6525]  ? clear_bhb_loop+0x40/0x90
[  222.520914][ T6525]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  222.526797][ T6525] RIP: 0033:0x7fd96a990eea
[  222.531203][ 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
[  222.550800][ T6525] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  222.559206][ T6525] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  222.567167][ T6525] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  222.575125][ T6525] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  222.583082][ T6525] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  222.591041][ T6525] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  222.599015][ T6525]  </TASK>
[  222.604211][ 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.
[  222.624145][ T6525] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  223.011380][ T6528] loop1: detected capacity change from 0 to 32768
[  223.023799][ T6528] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  223.031739][ T6528] CPU: 1 PID: 6528 Comm: syz.1.208 Not tainted syzkaller #0
[  223.039066][ T6528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  223.049142][ T6528] Call Trace:
[  223.052440][ T6528]  <TASK>
[  223.055381][ T6528]  dump_stack_lvl+0x16c/0x230
[  223.060088][ T6528]  ? show_regs_print_info+0x20/0x20
[  223.065310][ T6528]  ? load_image+0x3b0/0x3b0
[  223.069850][ T6528]  sysfs_create_dir_ns+0x256/0x280
[  223.075025][ T6528]  ? sysfs_warn_dup+0xa0/0xa0
[  223.079723][ T6528]  ? do_raw_spin_unlock+0x121/0x230
[  223.084943][ T6528]  kobject_add_internal+0x6b8/0xc70
[  223.090160][ T6528]  kobject_init_and_add+0x126/0x190
[  223.095356][ T6528]  ? lockdep_softirqs_off+0x430/0x430
[  223.100725][ T6528]  ? kobject_add+0x220/0x220
[  223.105342][ T6528]  ? __init_swait_queue_head+0xa9/0x150
[  223.110899][ T6528]  gfs2_sys_fs_add+0x238/0x470
[  223.115672][ T6528]  ? gfs2_recover_set+0x250/0x250
[  223.120706][ T6528]  ? apply_workqueue_attrs+0x180/0x180
[  223.126171][ T6528]  gfs2_fill_super+0x1323/0x1f80
[  223.131130][ T6528]  ? gfs2_reconfigure+0xb10/0xb10
[  223.136159][ T6528]  ? setup_bdev_super+0x56b/0x660
[  223.141183][ T6528]  get_tree_bdev+0x3e4/0x510
[  223.145770][ T6528]  ? end_current_label_crit_section+0x170/0x170
[  223.152002][ T6528]  ? gfs2_reconfigure+0xb10/0xb10
[  223.157022][ T6528]  ? setup_bdev_super+0x660/0x660
[  223.162048][ T6528]  gfs2_get_tree+0x51/0x1e0
[  223.166548][ T6528]  vfs_get_tree+0x8c/0x280
[  223.170958][ T6528]  do_new_mount+0x24b/0xa40
[  223.175458][ T6528]  __se_sys_mount+0x2da/0x3c0
[  223.180125][ T6528]  ? __x64_sys_mount+0xc0/0xc0
[  223.184879][ T6528]  ? lockdep_hardirqs_on+0x98/0x150
[  223.190070][ T6528]  ? __x64_sys_mount+0x20/0xc0
[  223.194823][ T6528]  do_syscall_64+0x55/0xb0
[  223.199225][ T6528]  ? clear_bhb_loop+0x40/0x90
[  223.203892][ T6528]  ? clear_bhb_loop+0x40/0x90
[  223.208559][ T6528]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  223.214440][ T6528] RIP: 0033:0x7fd96a990eea
[  223.218845][ 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
[  223.238456][ T6528] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  223.246871][ T6528] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  223.254840][ T6528] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  223.262803][ T6528] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  223.270765][ T6528] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  223.278729][ T6528] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  223.286703][ T6528]  </TASK>
[  223.302833][ 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.
[  223.319710][ T6528] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  223.643875][ T6531] loop1: detected capacity change from 0 to 32768
[  223.667739][ T6531] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  223.675320][ T6531] CPU: 0 PID: 6531 Comm: syz.1.209 Not tainted syzkaller #0
[  223.682625][ T6531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  223.692701][ T6531] Call Trace:
[  223.696001][ T6531]  <TASK>
[  223.698948][ T6531]  dump_stack_lvl+0x16c/0x230
[  223.703657][ T6531]  ? show_regs_print_info+0x20/0x20
[  223.708878][ T6531]  ? load_image+0x3b0/0x3b0
[  223.713857][ T6531]  sysfs_create_dir_ns+0x256/0x280
[  223.719127][ T6531]  ? sysfs_warn_dup+0xa0/0xa0
[  223.723835][ T6531]  ? do_raw_spin_unlock+0x121/0x230
[  223.729067][ T6531]  kobject_add_internal+0x6b8/0xc70
[  223.734298][ T6531]  kobject_init_and_add+0x126/0x190
[  223.739522][ T6531]  ? lockdep_softirqs_off+0x430/0x430
[  223.744922][ T6531]  ? kobject_add+0x220/0x220
[  223.749538][ T6531]  ? __init_swait_queue_head+0xa9/0x150
[  223.755103][ T6531]  gfs2_sys_fs_add+0x238/0x470
[  223.759889][ T6531]  ? gfs2_recover_set+0x250/0x250
[  223.764947][ T6531]  ? apply_workqueue_attrs+0x180/0x180
[  223.770434][ T6531]  gfs2_fill_super+0x1323/0x1f80
[  223.775406][ T6531]  ? gfs2_reconfigure+0xb10/0xb10
[  223.780458][ T6531]  ? setup_bdev_super+0x56b/0x660
[  223.785509][ T6531]  get_tree_bdev+0x3e4/0x510
[  223.790107][ T6531]  ? end_current_label_crit_section+0x170/0x170
[  223.796345][ T6531]  ? gfs2_reconfigure+0xb10/0xb10
[  223.801363][ T6531]  ? setup_bdev_super+0x660/0x660
[  223.806390][ T6531]  gfs2_get_tree+0x51/0x1e0
[  223.810889][ T6531]  vfs_get_tree+0x8c/0x280
[  223.815305][ T6531]  do_new_mount+0x24b/0xa40
[  223.819802][ T6531]  __se_sys_mount+0x2da/0x3c0
[  223.824471][ T6531]  ? __x64_sys_mount+0xc0/0xc0
[  223.829229][ T6531]  ? lockdep_hardirqs_on+0x98/0x150
[  223.834418][ T6531]  ? __x64_sys_mount+0x20/0xc0
[  223.839170][ T6531]  do_syscall_64+0x55/0xb0
[  223.843572][ T6531]  ? clear_bhb_loop+0x40/0x90
[  223.848583][ T6531]  ? clear_bhb_loop+0x40/0x90
[  223.853249][ T6531]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  223.859136][ T6531] RIP: 0033:0x7fd96a990eea
[  223.863542][ T6531] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  223.883153][ T6531] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  223.891571][ T6531] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  223.899540][ T6531] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  223.907504][ T6531] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  223.915466][ T6531] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  223.923424][ T6531] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  223.931398][ T6531]  </TASK>
[  223.936678][ T6531] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  223.950676][ T6531] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  224.303252][ T6534] loop1: detected capacity change from 0 to 32768
[  224.313811][ T6534] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  224.321393][ T6534] CPU: 1 PID: 6534 Comm: syz.1.210 Not tainted syzkaller #0
[  224.328698][ T6534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  224.338772][ T6534] Call Trace:
[  224.342065][ T6534]  <TASK>
[  224.345010][ T6534]  dump_stack_lvl+0x16c/0x230
[  224.349718][ T6534]  ? show_regs_print_info+0x20/0x20
[  224.354945][ T6534]  ? load_image+0x3b0/0x3b0
[  224.359482][ T6534]  sysfs_create_dir_ns+0x256/0x280
[  224.364619][ T6534]  ? sysfs_warn_dup+0xa0/0xa0
[  224.369329][ T6534]  ? do_raw_spin_unlock+0x121/0x230
[  224.374554][ T6534]  kobject_add_internal+0x6b8/0xc70
[  224.379770][ T6534]  kobject_init_and_add+0x126/0x190
[  224.384963][ T6534]  ? lockdep_softirqs_off+0x430/0x430
[  224.390324][ T6534]  ? kobject_add+0x220/0x220
[  224.394902][ T6534]  ? __init_swait_queue_head+0xa9/0x150
[  224.400439][ T6534]  gfs2_sys_fs_add+0x238/0x470
[  224.405194][ T6534]  ? gfs2_recover_set+0x250/0x250
[  224.410214][ T6534]  ? apply_workqueue_attrs+0x180/0x180
[  224.415666][ T6534]  gfs2_fill_super+0x1323/0x1f80
[  224.420602][ T6534]  ? gfs2_reconfigure+0xb10/0xb10
[  224.425624][ T6534]  ? setup_bdev_super+0x56b/0x660
[  224.430646][ T6534]  get_tree_bdev+0x3e4/0x510
[  224.435228][ T6534]  ? end_current_label_crit_section+0x170/0x170
[  224.441461][ T6534]  ? gfs2_reconfigure+0xb10/0xb10
[  224.446478][ T6534]  ? setup_bdev_super+0x660/0x660
[  224.451510][ T6534]  gfs2_get_tree+0x51/0x1e0
[  224.456007][ T6534]  vfs_get_tree+0x8c/0x280
[  224.460411][ T6534]  do_new_mount+0x24b/0xa40
[  224.464913][ T6534]  __se_sys_mount+0x2da/0x3c0
[  224.469588][ T6534]  ? __x64_sys_mount+0xc0/0xc0
[  224.474351][ T6534]  ? lockdep_hardirqs_on+0x98/0x150
[  224.479544][ T6534]  ? __x64_sys_mount+0x20/0xc0
[  224.484302][ T6534]  do_syscall_64+0x55/0xb0
[  224.488706][ T6534]  ? clear_bhb_loop+0x40/0x90
[  224.493375][ T6534]  ? clear_bhb_loop+0x40/0x90
[  224.498048][ T6534]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  224.503936][ T6534] RIP: 0033:0x7fd96a990eea
[  224.508691][ T6534] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  224.528374][ T6534] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  224.536779][ T6534] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  224.544744][ T6534] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  224.552704][ T6534] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  224.560665][ T6534] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  224.568625][ T6534] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  224.576595][ T6534]  </TASK>
[  224.585408][ T6534] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  224.599728][ T6534] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 22:57:08 executed programs: 196
[  224.952995][ T6537] loop1: detected capacity change from 0 to 32768
[  224.966564][ T6537] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  224.974208][ T6537] CPU: 0 PID: 6537 Comm: syz.1.211 Not tainted syzkaller #0
[  224.981517][ T6537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  224.991585][ T6537] Call Trace:
[  224.994882][ T6537]  <TASK>
[  224.997825][ T6537]  dump_stack_lvl+0x16c/0x230
[  225.002539][ T6537]  ? show_regs_print_info+0x20/0x20
[  225.007762][ T6537]  ? load_image+0x3b0/0x3b0
[  225.012310][ T6537]  sysfs_create_dir_ns+0x256/0x280
[  225.017449][ T6537]  ? sysfs_warn_dup+0xa0/0xa0
[  225.022155][ T6537]  ? do_raw_spin_unlock+0x121/0x230
[  225.027377][ T6537]  kobject_add_internal+0x6b8/0xc70
[  225.032603][ T6537]  kobject_init_and_add+0x126/0x190
[  225.037825][ T6537]  ? lockdep_softirqs_off+0x430/0x430
[  225.043221][ T6537]  ? kobject_add+0x220/0x220
[  225.047852][ T6537]  ? __init_swait_queue_head+0xa9/0x150
[  225.053417][ T6537]  gfs2_sys_fs_add+0x238/0x470
[  225.058198][ T6537]  ? gfs2_recover_set+0x250/0x250
[  225.063221][ T6537]  ? apply_workqueue_attrs+0x180/0x180
[  225.068682][ T6537]  gfs2_fill_super+0x1323/0x1f80
[  225.073626][ T6537]  ? gfs2_reconfigure+0xb10/0xb10
[  225.078695][ T6537]  ? setup_bdev_super+0x56b/0x660
[  225.083716][ T6537]  get_tree_bdev+0x3e4/0x510
[  225.088301][ T6537]  ? end_current_label_crit_section+0x170/0x170
[  225.094547][ T6537]  ? gfs2_reconfigure+0xb10/0xb10
[  225.099583][ T6537]  ? setup_bdev_super+0x660/0x660
[  225.104618][ T6537]  gfs2_get_tree+0x51/0x1e0
[  225.109124][ T6537]  vfs_get_tree+0x8c/0x280
[  225.113534][ T6537]  do_new_mount+0x24b/0xa40
[  225.118051][ T6537]  __se_sys_mount+0x2da/0x3c0
[  225.122734][ T6537]  ? __x64_sys_mount+0xc0/0xc0
[  225.127516][ T6537]  ? lockdep_hardirqs_on+0x98/0x150
[  225.132729][ T6537]  ? __x64_sys_mount+0x20/0xc0
[  225.137494][ T6537]  do_syscall_64+0x55/0xb0
[  225.141898][ T6537]  ? clear_bhb_loop+0x40/0x90
[  225.146581][ T6537]  ? clear_bhb_loop+0x40/0x90
[  225.151265][ T6537]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  225.157172][ T6537] RIP: 0033:0x7fd96a990eea
[  225.161585][ T6537] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  225.181199][ T6537] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  225.189703][ T6537] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  225.197694][ T6537] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  225.205661][ T6537] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  225.213629][ T6537] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  225.221595][ T6537] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  225.229572][ T6537]  </TASK>
[  225.245872][ T6537] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  225.259993][ T6537] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  225.612425][ T6540] loop1: detected capacity change from 0 to 32768
[  225.631132][ T6540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  225.638658][ T6540] CPU: 1 PID: 6540 Comm: syz.1.212 Not tainted syzkaller #0
[  225.645973][ T6540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  225.656051][ T6540] Call Trace:
[  225.659340][ T6540]  <TASK>
[  225.662286][ T6540]  dump_stack_lvl+0x16c/0x230
[  225.666989][ T6540]  ? show_regs_print_info+0x20/0x20
[  225.672210][ T6540]  ? load_image+0x3b0/0x3b0
[  225.676749][ T6540]  sysfs_create_dir_ns+0x256/0x280
[  225.681891][ T6540]  ? sysfs_warn_dup+0xa0/0xa0
[  225.686594][ T6540]  ? do_raw_spin_unlock+0x121/0x230
[  225.691813][ T6540]  kobject_add_internal+0x6b8/0xc70
[  225.697042][ T6540]  kobject_init_and_add+0x126/0x190
[  225.702241][ T6540]  ? lockdep_softirqs_off+0x430/0x430
[  225.707608][ T6540]  ? kobject_add+0x220/0x220
[  225.712193][ T6540]  ? __init_swait_queue_head+0xa9/0x150
[  225.717731][ T6540]  gfs2_sys_fs_add+0x238/0x470
[  225.722488][ T6540]  ? gfs2_recover_set+0x250/0x250
[  225.727507][ T6540]  ? apply_workqueue_attrs+0x180/0x180
[  225.732961][ T6540]  gfs2_fill_super+0x1323/0x1f80
[  225.737905][ T6540]  ? gfs2_reconfigure+0xb10/0xb10
[  225.742930][ T6540]  ? setup_bdev_super+0x56b/0x660
[  225.747945][ T6540]  get_tree_bdev+0x3e4/0x510
[  225.752524][ T6540]  ? end_current_label_crit_section+0x170/0x170
[  225.758756][ T6540]  ? gfs2_reconfigure+0xb10/0xb10
[  225.763772][ T6540]  ? setup_bdev_super+0x660/0x660
[  225.768794][ T6540]  gfs2_get_tree+0x51/0x1e0
[  225.773293][ T6540]  vfs_get_tree+0x8c/0x280
[  225.777699][ T6540]  do_new_mount+0x24b/0xa40
[  225.782193][ T6540]  __se_sys_mount+0x2da/0x3c0
[  225.786860][ T6540]  ? __x64_sys_mount+0xc0/0xc0
[  225.791651][ T6540]  ? lockdep_hardirqs_on+0x98/0x150
[  225.796898][ T6540]  ? __x64_sys_mount+0x20/0xc0
[  225.801671][ T6540]  do_syscall_64+0x55/0xb0
[  225.806085][ T6540]  ? clear_bhb_loop+0x40/0x90
[  225.810755][ T6540]  ? clear_bhb_loop+0x40/0x90
[  225.815426][ T6540]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  225.821311][ T6540] RIP: 0033:0x7fd96a990eea
[  225.825721][ T6540] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  225.845407][ T6540] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  225.853816][ T6540] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  225.861777][ T6540] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  225.869738][ T6540] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  225.877700][ T6540] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  225.885669][ T6540] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  225.893640][ T6540]  </TASK>
[  225.910884][ T6540] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  225.926886][ T6540] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  226.252089][ T6543] loop1: detected capacity change from 0 to 32768
[  226.267854][ T6543] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  226.275401][ T6543] CPU: 1 PID: 6543 Comm: syz.1.213 Not tainted syzkaller #0
[  226.282709][ T6543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  226.292782][ T6543] Call Trace:
[  226.296076][ T6543]  <TASK>
[  226.299027][ T6543]  dump_stack_lvl+0x16c/0x230
[  226.303739][ T6543]  ? show_regs_print_info+0x20/0x20
[  226.308967][ T6543]  ? load_image+0x3b0/0x3b0
[  226.313503][ T6543]  sysfs_create_dir_ns+0x256/0x280
[  226.318640][ T6543]  ? sysfs_warn_dup+0xa0/0xa0
[  226.323339][ T6543]  ? do_raw_spin_unlock+0x121/0x230
[  226.328560][ T6543]  kobject_add_internal+0x6b8/0xc70
[  226.333791][ T6543]  kobject_init_and_add+0x126/0x190
[  226.339004][ T6543]  ? lockdep_softirqs_off+0x430/0x430
[  226.344373][ T6543]  ? kobject_add+0x220/0x220
[  226.348959][ T6543]  ? __init_swait_queue_head+0xa9/0x150
[  226.354506][ T6543]  gfs2_sys_fs_add+0x238/0x470
[  226.359261][ T6543]  ? gfs2_recover_set+0x250/0x250
[  226.364279][ T6543]  ? apply_workqueue_attrs+0x180/0x180
[  226.369733][ T6543]  gfs2_fill_super+0x1323/0x1f80
[  226.374673][ T6543]  ? gfs2_reconfigure+0xb10/0xb10
[  226.379701][ T6543]  ? setup_bdev_super+0x56b/0x660
[  226.384718][ T6543]  get_tree_bdev+0x3e4/0x510
[  226.389296][ T6543]  ? end_current_label_crit_section+0x170/0x170
[  226.395529][ T6543]  ? gfs2_reconfigure+0xb10/0xb10
[  226.400554][ T6543]  ? setup_bdev_super+0x660/0x660
[  226.405574][ T6543]  gfs2_get_tree+0x51/0x1e0
[  226.410072][ T6543]  vfs_get_tree+0x8c/0x280
[  226.414478][ T6543]  do_new_mount+0x24b/0xa40
[  226.418972][ T6543]  __se_sys_mount+0x2da/0x3c0
[  226.423639][ T6543]  ? __x64_sys_mount+0xc0/0xc0
[  226.428393][ T6543]  ? lockdep_hardirqs_on+0x98/0x150
[  226.433581][ T6543]  ? __x64_sys_mount+0x20/0xc0
[  226.438336][ T6543]  do_syscall_64+0x55/0xb0
[  226.442738][ T6543]  ? clear_bhb_loop+0x40/0x90
[  226.447405][ T6543]  ? clear_bhb_loop+0x40/0x90
[  226.452073][ T6543]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  226.457956][ T6543] RIP: 0033:0x7fd96a990eea
[  226.462365][ 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
[  226.482132][ T6543] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  226.490622][ T6543] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  226.498582][ T6543] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  226.506549][ T6543] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  226.514506][ T6543] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  226.522474][ T6543] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  226.530449][ T6543]  </TASK>
[  226.539534][ 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.
[  226.560913][ T6543] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  226.870276][ T6546] loop1: detected capacity change from 0 to 32768
[  226.888746][ T6546] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  226.896437][ T6546] CPU: 1 PID: 6546 Comm: syz.1.214 Not tainted syzkaller #0
[  226.903744][ T6546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  226.913818][ T6546] Call Trace:
[  226.917112][ T6546]  <TASK>
[  226.920051][ T6546]  dump_stack_lvl+0x16c/0x230
[  226.924753][ T6546]  ? show_regs_print_info+0x20/0x20
[  226.929976][ T6546]  ? load_image+0x3b0/0x3b0
[  226.934506][ T6546]  sysfs_create_dir_ns+0x256/0x280
[  226.939643][ T6546]  ? sysfs_warn_dup+0xa0/0xa0
[  226.944348][ T6546]  ? do_raw_spin_unlock+0x121/0x230
[  226.949570][ T6546]  kobject_add_internal+0x6b8/0xc70
[  226.954796][ T6546]  kobject_init_and_add+0x126/0x190
[  226.960095][ T6546]  ? lockdep_softirqs_off+0x430/0x430
[  226.965488][ T6546]  ? kobject_add+0x220/0x220
[  226.970098][ T6546]  ? __init_swait_queue_head+0xa9/0x150
[  226.975681][ T6546]  gfs2_sys_fs_add+0x238/0x470
[  226.980462][ T6546]  ? gfs2_recover_set+0x250/0x250
[  226.985512][ T6546]  ? apply_workqueue_attrs+0x180/0x180
[  226.990998][ T6546]  gfs2_fill_super+0x1323/0x1f80
[  226.995968][ T6546]  ? gfs2_reconfigure+0xb10/0xb10
[  227.001011][ T6546]  ? setup_bdev_super+0x56b/0x660
[  227.006036][ T6546]  get_tree_bdev+0x3e4/0x510
[  227.010628][ T6546]  ? end_current_label_crit_section+0x170/0x170
[  227.016860][ T6546]  ? gfs2_reconfigure+0xb10/0xb10
[  227.022490][ T6546]  ? setup_bdev_super+0x660/0x660
[  227.027501][ T6546]  gfs2_get_tree+0x51/0x1e0
[  227.031994][ T6546]  vfs_get_tree+0x8c/0x280
[  227.036394][ T6546]  do_new_mount+0x24b/0xa40
[  227.040881][ T6546]  __se_sys_mount+0x2da/0x3c0
[  227.045542][ T6546]  ? __x64_sys_mount+0xc0/0xc0
[  227.050287][ T6546]  ? lockdep_hardirqs_on+0x98/0x150
[  227.055480][ T6546]  ? __x64_sys_mount+0x20/0xc0
[  227.060249][ T6546]  do_syscall_64+0x55/0xb0
[  227.064650][ T6546]  ? clear_bhb_loop+0x40/0x90
[  227.069312][ T6546]  ? clear_bhb_loop+0x40/0x90
[  227.073977][ T6546]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  227.079858][ T6546] RIP: 0033:0x7fd96a990eea
[  227.084255][ T6546] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  227.103850][ T6546] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  227.112251][ T6546] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  227.120208][ T6546] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  227.128163][ T6546] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  227.136118][ T6546] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  227.144080][ T6546] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  227.152055][ T6546]  </TASK>
[  227.157355][ T6546] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  227.172594][ T6546] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  227.511179][ T6549] loop1: detected capacity change from 0 to 32768
[  227.523783][ T6549] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  227.531547][ T6549] CPU: 1 PID: 6549 Comm: syz.1.215 Not tainted syzkaller #0
[  227.538871][ T6549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  227.548946][ T6549] Call Trace:
[  227.552241][ T6549]  <TASK>
[  227.555186][ T6549]  dump_stack_lvl+0x16c/0x230
[  227.559891][ T6549]  ? show_regs_print_info+0x20/0x20
[  227.565113][ T6549]  ? load_image+0x3b0/0x3b0
[  227.569646][ T6549]  sysfs_create_dir_ns+0x256/0x280
[  227.574782][ T6549]  ? sysfs_warn_dup+0xa0/0xa0
[  227.579490][ T6549]  ? do_raw_spin_unlock+0x121/0x230
[  227.584710][ T6549]  kobject_add_internal+0x6b8/0xc70
[  227.589940][ T6549]  kobject_init_and_add+0x126/0x190
[  227.595159][ T6549]  ? lockdep_softirqs_off+0x430/0x430
[  227.600556][ T6549]  ? kobject_add+0x220/0x220
[  227.605179][ T6549]  ? __init_swait_queue_head+0xa9/0x150
[  227.610748][ T6549]  gfs2_sys_fs_add+0x238/0x470
[  227.615538][ T6549]  ? gfs2_recover_set+0x250/0x250
[  227.620591][ T6549]  ? apply_workqueue_attrs+0x180/0x180
[  227.626075][ T6549]  gfs2_fill_super+0x1323/0x1f80
[  227.631049][ T6549]  ? gfs2_reconfigure+0xb10/0xb10
[  227.636200][ T6549]  ? setup_bdev_super+0x56b/0x660
[  227.641263][ T6549]  get_tree_bdev+0x3e4/0x510
[  227.645851][ T6549]  ? end_current_label_crit_section+0x170/0x170
[  227.652085][ T6549]  ? gfs2_reconfigure+0xb10/0xb10
[  227.657103][ T6549]  ? setup_bdev_super+0x660/0x660
[  227.662122][ T6549]  gfs2_get_tree+0x51/0x1e0
[  227.666619][ T6549]  vfs_get_tree+0x8c/0x280
[  227.671025][ T6549]  do_new_mount+0x24b/0xa40
[  227.675524][ T6549]  __se_sys_mount+0x2da/0x3c0
[  227.680195][ T6549]  ? __x64_sys_mount+0xc0/0xc0
[  227.684952][ T6549]  ? lockdep_hardirqs_on+0x98/0x150
[  227.690141][ T6549]  ? __x64_sys_mount+0x20/0xc0
[  227.694899][ T6549]  do_syscall_64+0x55/0xb0
[  227.699303][ T6549]  ? clear_bhb_loop+0x40/0x90
[  227.703971][ T6549]  ? clear_bhb_loop+0x40/0x90
[  227.708637][ T6549]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  227.714523][ T6549] RIP: 0033:0x7fd96a990eea
[  227.718930][ T6549] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  227.738527][ T6549] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  227.746932][ T6549] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  227.754894][ T6549] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  227.762854][ T6549] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  227.770813][ T6549] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  227.778773][ T6549] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  227.786751][ T6549]  </TASK>
[  227.792858][ T6549] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  227.807522][ T6549] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  228.174951][ T6552] loop1: detected capacity change from 0 to 32768
[  228.190077][ T6552] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  228.197591][ T6552] CPU: 1 PID: 6552 Comm: syz.1.216 Not tainted syzkaller #0
[  228.204894][ T6552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  228.214966][ T6552] Call Trace:
[  228.218259][ T6552]  <TASK>
[  228.221203][ T6552]  dump_stack_lvl+0x16c/0x230
[  228.225912][ T6552]  ? show_regs_print_info+0x20/0x20
[  228.231146][ T6552]  ? load_image+0x3b0/0x3b0
[  228.235681][ T6552]  sysfs_create_dir_ns+0x256/0x280
[  228.240818][ T6552]  ? sysfs_warn_dup+0xa0/0xa0
[  228.245525][ T6552]  ? do_raw_spin_unlock+0x121/0x230
[  228.250751][ T6552]  kobject_add_internal+0x6b8/0xc70
[  228.255984][ T6552]  kobject_init_and_add+0x126/0x190
[  228.261210][ T6552]  ? lockdep_softirqs_off+0x430/0x430
[  228.266587][ T6552]  ? kobject_add+0x220/0x220
[  228.271181][ T6552]  ? __init_swait_queue_head+0xa9/0x150
[  228.276727][ T6552]  gfs2_sys_fs_add+0x238/0x470
[  228.281494][ T6552]  ? gfs2_recover_set+0x250/0x250
[  228.286514][ T6552]  ? apply_workqueue_attrs+0x180/0x180
[  228.291975][ T6552]  gfs2_fill_super+0x1323/0x1f80
[  228.296917][ T6552]  ? gfs2_reconfigure+0xb10/0xb10
[  228.301941][ T6552]  ? setup_bdev_super+0x56b/0x660
[  228.306955][ T6552]  get_tree_bdev+0x3e4/0x510
[  228.311533][ T6552]  ? end_current_label_crit_section+0x170/0x170
[  228.317768][ T6552]  ? gfs2_reconfigure+0xb10/0xb10
[  228.322782][ T6552]  ? setup_bdev_super+0x660/0x660
[  228.327803][ T6552]  gfs2_get_tree+0x51/0x1e0
[  228.332302][ T6552]  vfs_get_tree+0x8c/0x280
[  228.336712][ T6552]  do_new_mount+0x24b/0xa40
[  228.341208][ T6552]  __se_sys_mount+0x2da/0x3c0
[  228.345874][ T6552]  ? __x64_sys_mount+0xc0/0xc0
[  228.350629][ T6552]  ? lockdep_hardirqs_on+0x98/0x150
[  228.355817][ T6552]  ? __x64_sys_mount+0x20/0xc0
[  228.360571][ T6552]  do_syscall_64+0x55/0xb0
[  228.364973][ T6552]  ? clear_bhb_loop+0x40/0x90
[  228.369726][ T6552]  ? clear_bhb_loop+0x40/0x90
[  228.374395][ T6552]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  228.380278][ T6552] RIP: 0033:0x7fd96a990eea
[  228.384694][ 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
[  228.404386][ T6552] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.412790][ T6552] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  228.420753][ T6552] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  228.428715][ T6552] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  228.436676][ T6552] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  228.444640][ T6552] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  228.452611][ T6552]  </TASK>
[  228.466537][ 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.
[  228.480734][ T6552] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  228.814319][ T6556] loop1: detected capacity change from 0 to 32768
[  228.825833][ T6556] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  228.833711][ T6556] CPU: 0 PID: 6556 Comm: syz.1.217 Not tainted syzkaller #0
[  228.841043][ T6556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  228.851118][ T6556] Call Trace:
[  228.854415][ T6556]  <TASK>
[  228.857359][ T6556]  dump_stack_lvl+0x16c/0x230
[  228.862065][ T6556]  ? show_regs_print_info+0x20/0x20
[  228.867303][ T6556]  ? load_image+0x3b0/0x3b0
[  228.871844][ T6556]  sysfs_create_dir_ns+0x256/0x280
[  228.876984][ T6556]  ? sysfs_warn_dup+0xa0/0xa0
[  228.881674][ T6556]  ? do_raw_spin_unlock+0x121/0x230
[  228.886867][ T6556]  kobject_add_internal+0x6b8/0xc70
[  228.892054][ T6556]  kobject_init_and_add+0x126/0x190
[  228.897236][ T6556]  ? lockdep_softirqs_off+0x430/0x430
[  228.902602][ T6556]  ? kobject_add+0x220/0x220
[  228.907182][ T6556]  ? __init_swait_queue_head+0xa9/0x150
[  228.912721][ T6556]  gfs2_sys_fs_add+0x238/0x470
[  228.917474][ T6556]  ? gfs2_recover_set+0x250/0x250
[  228.922485][ T6556]  ? apply_workqueue_attrs+0x180/0x180
[  228.927933][ T6556]  gfs2_fill_super+0x1323/0x1f80
[  228.932862][ T6556]  ? gfs2_reconfigure+0xb10/0xb10
[  228.937879][ T6556]  ? setup_bdev_super+0x56b/0x660
[  228.942886][ T6556]  get_tree_bdev+0x3e4/0x510
[  228.947461][ T6556]  ? end_current_label_crit_section+0x170/0x170
[  228.953686][ T6556]  ? gfs2_reconfigure+0xb10/0xb10
[  228.958700][ T6556]  ? setup_bdev_super+0x660/0x660
[  228.963722][ T6556]  gfs2_get_tree+0x51/0x1e0
[  228.968215][ T6556]  vfs_get_tree+0x8c/0x280
[  228.972617][ T6556]  do_new_mount+0x24b/0xa40
[  228.977110][ T6556]  __se_sys_mount+0x2da/0x3c0
[  228.981772][ T6556]  ? __x64_sys_mount+0xc0/0xc0
[  228.986519][ T6556]  ? lockdep_hardirqs_on+0x98/0x150
[  228.991699][ T6556]  ? __x64_sys_mount+0x20/0xc0
[  228.996451][ T6556]  do_syscall_64+0x55/0xb0
[  229.000851][ T6556]  ? clear_bhb_loop+0x40/0x90
[  229.005521][ T6556]  ? clear_bhb_loop+0x40/0x90
[  229.010209][ T6556]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  229.016109][ T6556] RIP: 0033:0x7fd96a990eea
[  229.020518][ T6556] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  229.040124][ T6556] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  229.048540][ T6556] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  229.056510][ T6556] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  229.064475][ T6556] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  229.072439][ T6556] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  229.080404][ T6556] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  229.088373][ T6556]  </TASK>
[  229.100475][ T6556] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  229.114909][ T6556] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  229.458776][ T6560] loop1: detected capacity change from 0 to 32768
[  229.477179][ T6560] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  229.484721][ T6560] CPU: 0 PID: 6560 Comm: syz.1.218 Not tainted syzkaller #0
[  229.492027][ T6560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  229.502101][ T6560] Call Trace:
[  229.505402][ T6560]  <TASK>
[  229.508348][ T6560]  dump_stack_lvl+0x16c/0x230
[  229.513057][ T6560]  ? show_regs_print_info+0x20/0x20
[  229.518281][ T6560]  ? load_image+0x3b0/0x3b0
[  229.522819][ T6560]  sysfs_create_dir_ns+0x256/0x280
[  229.527957][ T6560]  ? sysfs_warn_dup+0xa0/0xa0
[  229.532659][ T6560]  ? do_raw_spin_unlock+0x121/0x230
[  229.537887][ T6560]  kobject_add_internal+0x6b8/0xc70
[  229.543123][ T6560]  kobject_init_and_add+0x126/0x190
[  229.548345][ T6560]  ? lockdep_softirqs_off+0x430/0x430
[  229.553744][ T6560]  ? kobject_add+0x220/0x220
[  229.558360][ T6560]  ? __init_swait_queue_head+0xa9/0x150
[  229.563925][ T6560]  gfs2_sys_fs_add+0x238/0x470
[  229.568708][ T6560]  ? gfs2_recover_set+0x250/0x250
[  229.573758][ T6560]  ? apply_workqueue_attrs+0x180/0x180
[  229.579263][ T6560]  gfs2_fill_super+0x1323/0x1f80
[  229.584223][ T6560]  ? gfs2_reconfigure+0xb10/0xb10
[  229.589268][ T6560]  ? setup_bdev_super+0x56b/0x660
[  229.594286][ T6560]  get_tree_bdev+0x3e4/0x510
[  229.598878][ T6560]  ? end_current_label_crit_section+0x170/0x170
[  229.605120][ T6560]  ? gfs2_reconfigure+0xb10/0xb10
[  229.610141][ T6560]  ? setup_bdev_super+0x660/0x660
[  229.615161][ T6560]  gfs2_get_tree+0x51/0x1e0
[  229.619662][ T6560]  vfs_get_tree+0x8c/0x280
[  229.624076][ T6560]  do_new_mount+0x24b/0xa40
[  229.628587][ T6560]  __se_sys_mount+0x2da/0x3c0
[  229.633259][ T6560]  ? __x64_sys_mount+0xc0/0xc0
[  229.638011][ T6560]  ? lockdep_hardirqs_on+0x98/0x150
[  229.643199][ T6560]  ? __x64_sys_mount+0x20/0xc0
[  229.647952][ T6560]  do_syscall_64+0x55/0xb0
[  229.652356][ T6560]  ? clear_bhb_loop+0x40/0x90
[  229.657022][ T6560]  ? clear_bhb_loop+0x40/0x90
[  229.661687][ T6560]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  229.667572][ T6560] RIP: 0033:0x7fd96a990eea
[  229.672008][ T6560] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  229.691602][ T6560] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  229.700004][ T6560] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  229.707966][ T6560] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  229.715928][ T6560] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  229.723887][ T6560] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  229.731850][ T6560] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  229.739822][ T6560]  </TASK>
[  229.745609][ T6560] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  229.760368][ T6560] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/02 22:57:13 executed programs: 204
[  230.159145][ T6563] loop1: detected capacity change from 0 to 32768
[  230.172699][ T6563] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  230.180613][ T6563] CPU: 1 PID: 6563 Comm: syz.1.219 Not tainted syzkaller #0
[  230.187935][ T6563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  230.198010][ T6563] Call Trace:
[  230.201312][ T6563]  <TASK>
[  230.204263][ T6563]  dump_stack_lvl+0x16c/0x230
[  230.208980][ T6563]  ? show_regs_print_info+0x20/0x20
[  230.214206][ T6563]  ? load_image+0x3b0/0x3b0
[  230.218744][ T6563]  sysfs_create_dir_ns+0x256/0x280
[  230.224145][ T6563]  ? sysfs_warn_dup+0xa0/0xa0
[  230.228849][ T6563]  ? do_raw_spin_unlock+0x121/0x230
[  230.234068][ T6563]  kobject_add_internal+0x6b8/0xc70
[  230.239286][ T6563]  kobject_init_and_add+0x126/0x190
[  230.244492][ T6563]  ? lockdep_softirqs_off+0x430/0x430
[  230.249865][ T6563]  ? kobject_add+0x220/0x220
[  230.254469][ T6563]  ? __init_swait_queue_head+0xa9/0x150
[  230.260009][ T6563]  gfs2_sys_fs_add+0x238/0x470
[  230.264769][ T6563]  ? gfs2_recover_set+0x250/0x250
[  230.269791][ T6563]  ? apply_workqueue_attrs+0x180/0x180
[  230.275248][ T6563]  gfs2_fill_super+0x1323/0x1f80
[  230.280225][ T6563]  ? gfs2_reconfigure+0xb10/0xb10
[  230.285255][ T6563]  ? setup_bdev_super+0x56b/0x660
[  230.290278][ T6563]  get_tree_bdev+0x3e4/0x510
[  230.294862][ T6563]  ? end_current_label_crit_section+0x170/0x170
[  230.301095][ T6563]  ? gfs2_reconfigure+0xb10/0xb10
[  230.306112][ T6563]  ? setup_bdev_super+0x660/0x660
[  230.311136][ T6563]  gfs2_get_tree+0x51/0x1e0
[  230.315655][ T6563]  vfs_get_tree+0x8c/0x280
[  230.320060][ T6563]  do_new_mount+0x24b/0xa40
[  230.324562][ T6563]  __se_sys_mount+0x2da/0x3c0
[  230.329230][ T6563]  ? __x64_sys_mount+0xc0/0xc0
[  230.333984][ T6563]  ? lockdep_hardirqs_on+0x98/0x150
[  230.339178][ T6563]  ? __x64_sys_mount+0x20/0xc0
[  230.343957][ T6563]  do_syscall_64+0x55/0xb0
[  230.348370][ T6563]  ? clear_bhb_loop+0x40/0x90
[  230.353040][ T6563]  ? clear_bhb_loop+0x40/0x90
[  230.357713][ T6563]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  230.363594][ T6563] RIP: 0033:0x7fd96a990eea
[  230.368001][ T6563] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  230.387598][ T6563] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  230.396001][ T6563] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  230.403960][ T6563] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  230.411920][ T6563] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  230.419879][ T6563] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  230.427843][ T6563] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  230.435813][ T6563]  </TASK>
[  230.445322][ T6563] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  230.459849][ T6563] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  230.801057][ T6568] loop1: detected capacity change from 0 to 32768
[  230.817479][ T6568] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  230.824999][ T6568] CPU: 0 PID: 6568 Comm: syz.1.220 Not tainted syzkaller #0
[  230.832308][ T6568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  230.842383][ T6568] Call Trace:
[  230.845687][ T6568]  <TASK>
[  230.848644][ T6568]  dump_stack_lvl+0x16c/0x230
[  230.853355][ T6568]  ? show_regs_print_info+0x20/0x20
[  230.858585][ T6568]  ? load_image+0x3b0/0x3b0
[  230.863122][ T6568]  sysfs_create_dir_ns+0x256/0x280
[  230.868270][ T6568]  ? sysfs_warn_dup+0xa0/0xa0
[  230.872977][ T6568]  ? do_raw_spin_unlock+0x121/0x230
[  230.878198][ T6568]  kobject_add_internal+0x6b8/0xc70
[  230.883430][ T6568]  kobject_init_and_add+0x126/0x190
[  230.888654][ T6568]  ? lockdep_softirqs_off+0x430/0x430
[  230.894049][ T6568]  ? kobject_add+0x220/0x220
[  230.898672][ T6568]  ? __init_swait_queue_head+0xa9/0x150
[  230.904237][ T6568]  gfs2_sys_fs_add+0x238/0x470
[  230.909033][ T6568]  ? gfs2_recover_set+0x250/0x250
[  230.914086][ T6568]  ? apply_workqueue_attrs+0x180/0x180
[  230.919577][ T6568]  gfs2_fill_super+0x1323/0x1f80
[  230.924541][ T6568]  ? gfs2_reconfigure+0xb10/0xb10
[  230.929571][ T6568]  ? setup_bdev_super+0x56b/0x660
[  230.934600][ T6568]  get_tree_bdev+0x3e4/0x510
[  230.939204][ T6568]  ? end_current_label_crit_section+0x170/0x170
[  230.945460][ T6568]  ? gfs2_reconfigure+0xb10/0xb10
[  230.950505][ T6568]  ? setup_bdev_super+0x660/0x660
[  230.955547][ T6568]  gfs2_get_tree+0x51/0x1e0
[  230.960082][ T6568]  vfs_get_tree+0x8c/0x280
[  230.964597][ T6568]  do_new_mount+0x24b/0xa40
[  230.969104][ T6568]  __se_sys_mount+0x2da/0x3c0
[  230.973798][ T6568]  ? __x64_sys_mount+0xc0/0xc0
[  230.978569][ T6568]  ? lockdep_hardirqs_on+0x98/0x150
[  230.983767][ T6568]  ? __x64_sys_mount+0x20/0xc0
[  230.988537][ T6568]  do_syscall_64+0x55/0xb0
[  230.992949][ T6568]  ? clear_bhb_loop+0x40/0x90
[  230.997622][ T6568]  ? clear_bhb_loop+0x40/0x90
[  231.002295][ T6568]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  231.008179][ T6568] RIP: 0033:0x7fd96a990eea
[  231.012592][ T6568] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  231.032213][ T6568] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  231.040641][ T6568] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  231.048619][ T6568] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  231.056593][ T6568] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  231.064558][ T6568] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  231.072518][ T6568] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  231.080496][ T6568]  </TASK>
[  231.090311][ T6568] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  231.107888][ T6568] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  231.482587][ T6572] loop1: detected capacity change from 0 to 32768
[  231.496959][ T6572] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  231.514355][ T6572] CPU: 0 PID: 6572 Comm: syz.1.221 Not tainted syzkaller #0
[  231.521715][ T6572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  231.531786][ T6572] Call Trace:
[  231.535065][ T6572]  <TASK>
[  231.537988][ T6572]  dump_stack_lvl+0x16c/0x230
[  231.542666][ T6572]  ? show_regs_print_info+0x20/0x20
[  231.547860][ T6572]  ? load_image+0x3b0/0x3b0
[  231.552362][ T6572]  sysfs_create_dir_ns+0x256/0x280
[  231.557473][ T6572]  ? sysfs_warn_dup+0xa0/0xa0
[  231.562149][ T6572]  ? do_raw_spin_unlock+0x121/0x230
[  231.567345][ T6572]  kobject_add_internal+0x6b8/0xc70
[  231.572542][ T6572]  kobject_init_and_add+0x126/0x190
[  231.577731][ T6572]  ? lockdep_softirqs_off+0x430/0x430
[  231.583098][ T6572]  ? kobject_add+0x220/0x220
[  231.587683][ T6572]  ? __init_swait_queue_head+0xa9/0x150
[  231.593221][ T6572]  gfs2_sys_fs_add+0x238/0x470
[  231.597979][ T6572]  ? gfs2_recover_set+0x250/0x250
[  231.603021][ T6572]  ? apply_workqueue_attrs+0x180/0x180
[  231.608483][ T6572]  gfs2_fill_super+0x1323/0x1f80
[  231.613423][ T6572]  ? gfs2_reconfigure+0xb10/0xb10
[  231.618458][ T6572]  ? setup_bdev_super+0x56b/0x660
[  231.623473][ T6572]  get_tree_bdev+0x3e4/0x510
[  231.628052][ T6572]  ? end_current_label_crit_section+0x170/0x170
[  231.634285][ T6572]  ? gfs2_reconfigure+0xb10/0xb10
[  231.639303][ T6572]  ? setup_bdev_super+0x660/0x660
[  231.644325][ T6572]  gfs2_get_tree+0x51/0x1e0
[  231.648821][ T6572]  vfs_get_tree+0x8c/0x280
[  231.653228][ T6572]  do_new_mount+0x24b/0xa40
[  231.657726][ T6572]  __se_sys_mount+0x2da/0x3c0
[  231.662396][ T6572]  ? __x64_sys_mount+0xc0/0xc0
[  231.667157][ T6572]  ? lockdep_hardirqs_on+0x98/0x150
[  231.672346][ T6572]  ? __x64_sys_mount+0x20/0xc0
[  231.677102][ T6572]  do_syscall_64+0x55/0xb0
[  231.681506][ T6572]  ? clear_bhb_loop+0x40/0x90
[  231.686178][ T6572]  ? clear_bhb_loop+0x40/0x90
[  231.690848][ T6572]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  231.696731][ T6572] RIP: 0033:0x7fd96a990eea
[  231.701139][ T6572] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  231.720738][ T6572] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  231.729145][ T6572] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  231.737124][ T6572] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  231.745091][ T6572] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  231.753061][ T6572] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  231.761045][ T6572] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  231.769022][ T6572]  </TASK>
[  231.777464][ T6572] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  231.793561][ T6572] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  232.124988][ T6576] loop1: detected capacity change from 0 to 32768
[  232.138450][ T6576] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  232.145959][ T6576] CPU: 1 PID: 6576 Comm: syz.1.222 Not tainted syzkaller #0
[  232.153272][ T6576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  232.163349][ T6576] Call Trace:
[  232.166651][ T6576]  <TASK>
[  232.169608][ T6576]  dump_stack_lvl+0x16c/0x230
[  232.174321][ T6576]  ? show_regs_print_info+0x20/0x20
[  232.179552][ T6576]  ? load_image+0x3b0/0x3b0
[  232.184088][ T6576]  sysfs_create_dir_ns+0x256/0x280
[  232.189235][ T6576]  ? sysfs_warn_dup+0xa0/0xa0
[  232.193943][ T6576]  ? do_raw_spin_unlock+0x121/0x230
[  232.199167][ T6576]  kobject_add_internal+0x6b8/0xc70
[  232.204400][ T6576]  kobject_init_and_add+0x126/0x190
[  232.209622][ T6576]  ? lockdep_softirqs_off+0x430/0x430
[  232.215016][ T6576]  ? kobject_add+0x220/0x220
[  232.219642][ T6576]  ? __init_swait_queue_head+0xa9/0x150
[  232.225226][ T6576]  gfs2_sys_fs_add+0x238/0x470
[  232.230031][ T6576]  ? gfs2_recover_set+0x250/0x250
[  232.235082][ T6576]  ? apply_workqueue_attrs+0x180/0x180
[  232.240578][ T6576]  gfs2_fill_super+0x1323/0x1f80
[  232.245551][ T6576]  ? gfs2_reconfigure+0xb10/0xb10
[  232.250600][ T6576]  ? setup_bdev_super+0x56b/0x660
[  232.255635][ T6576]  get_tree_bdev+0x3e4/0x510
[  232.260235][ T6576]  ? end_current_label_crit_section+0x170/0x170
[  232.266485][ T6576]  ? gfs2_reconfigure+0xb10/0xb10
[  232.271506][ T6576]  ? setup_bdev_super+0x660/0x660
[  232.276527][ T6576]  gfs2_get_tree+0x51/0x1e0
[  232.281030][ T6576]  vfs_get_tree+0x8c/0x280
[  232.285438][ T6576]  do_new_mount+0x24b/0xa40
[  232.289935][ T6576]  __se_sys_mount+0x2da/0x3c0
[  232.294606][ T6576]  ? __x64_sys_mount+0xc0/0xc0
[  232.299367][ T6576]  ? lockdep_hardirqs_on+0x98/0x150
[  232.304571][ T6576]  ? __x64_sys_mount+0x20/0xc0
[  232.309328][ T6576]  do_syscall_64+0x55/0xb0
[  232.313827][ T6576]  ? clear_bhb_loop+0x40/0x90
[  232.318496][ T6576]  ? clear_bhb_loop+0x40/0x90
[  232.323165][ T6576]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  232.329047][ T6576] RIP: 0033:0x7fd96a990eea
[  232.333458][ T6576] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  232.353053][ T6576] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  232.361473][ T6576] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  232.369438][ T6576] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  232.377485][ T6576] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  232.385462][ T6576] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  232.393438][ T6576] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  232.401424][ T6576]  </TASK>
[  232.406577][ T6576] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  232.420744][ T6576] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  232.775158][ T6579] loop1: detected capacity change from 0 to 32768
[  232.789387][ T6579] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  232.797129][ T6579] CPU: 0 PID: 6579 Comm: syz.1.223 Not tainted syzkaller #0
[  232.804440][ T6579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  232.814515][ T6579] Call Trace:
[  232.817815][ T6579]  <TASK>
[  232.820762][ T6579]  dump_stack_lvl+0x16c/0x230
[  232.825468][ T6579]  ? show_regs_print_info+0x20/0x20
[  232.830692][ T6579]  ? load_image+0x3b0/0x3b0
[  232.835228][ T6579]  sysfs_create_dir_ns+0x256/0x280
[  232.840366][ T6579]  ? sysfs_warn_dup+0xa0/0xa0
[  232.845077][ T6579]  ? do_raw_spin_unlock+0x121/0x230
[  232.850308][ T6579]  kobject_add_internal+0x6b8/0xc70
[  232.855539][ T6579]  kobject_init_and_add+0x126/0x190
[  232.860760][ T6579]  ? lockdep_softirqs_off+0x430/0x430
[  232.866158][ T6579]  ? kobject_add+0x220/0x220
[  232.870778][ T6579]  ? __init_swait_queue_head+0xa9/0x150
[  232.876344][ T6579]  gfs2_sys_fs_add+0x238/0x470
[  232.881130][ T6579]  ? gfs2_recover_set+0x250/0x250
[  232.886180][ T6579]  ? apply_workqueue_attrs+0x180/0x180
[  232.891670][ T6579]  gfs2_fill_super+0x1323/0x1f80
[  232.896641][ T6579]  ? gfs2_reconfigure+0xb10/0xb10
[  232.901679][ T6579]  ? setup_bdev_super+0x56b/0x660
[  232.906706][ T6579]  get_tree_bdev+0x3e4/0x510
[  232.911292][ T6579]  ? end_current_label_crit_section+0x170/0x170
[  232.917531][ T6579]  ? gfs2_reconfigure+0xb10/0xb10
[  232.922556][ T6579]  ? setup_bdev_super+0x660/0x660
[  232.927579][ T6579]  gfs2_get_tree+0x51/0x1e0
[  232.932081][ T6579]  vfs_get_tree+0x8c/0x280
[  232.936493][ T6579]  do_new_mount+0x24b/0xa40
[  232.940990][ T6579]  __se_sys_mount+0x2da/0x3c0
[  232.945660][ T6579]  ? __x64_sys_mount+0xc0/0xc0
[  232.950412][ T6579]  ? lockdep_hardirqs_on+0x98/0x150
[  232.955600][ T6579]  ? __x64_sys_mount+0x20/0xc0
[  232.960353][ T6579]  do_syscall_64+0x55/0xb0
[  232.964757][ T6579]  ? clear_bhb_loop+0x40/0x90
[  232.969422][ T6579]  ? clear_bhb_loop+0x40/0x90
[  232.974096][ T6579]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  232.979977][ T6579] RIP: 0033:0x7fd96a990eea
[  232.984387][ T6579] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  233.003986][ T6579] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  233.012391][ T6579] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  233.020356][ T6579] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  233.028319][ T6579] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  233.036281][ T6579] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  233.044240][ T6579] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  233.052215][ T6579]  </TASK>
[  233.058228][ T6579] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  233.072541][ T6579] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  233.427758][ T6582] loop1: detected capacity change from 0 to 32768
[  233.446333][ T6582] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  233.453758][ T6582] CPU: 1 PID: 6582 Comm: syz.1.224 Not tainted syzkaller #0
[  233.461066][ T6582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  233.471149][ T6582] Call Trace:
[  233.474443][ T6582]  <TASK>
[  233.477386][ T6582]  dump_stack_lvl+0x16c/0x230
[  233.482354][ T6582]  ? show_regs_print_info+0x20/0x20
[  233.487579][ T6582]  ? load_image+0x3b0/0x3b0
[  233.492116][ T6582]  sysfs_create_dir_ns+0x256/0x280
[  233.497254][ T6582]  ? sysfs_warn_dup+0xa0/0xa0
[  233.501963][ T6582]  ? do_raw_spin_unlock+0x121/0x230
[  233.507183][ T6582]  kobject_add_internal+0x6b8/0xc70
[  233.512386][ T6582]  kobject_init_and_add+0x126/0x190
[  233.517578][ T6582]  ? lockdep_softirqs_off+0x430/0x430
[  233.522942][ T6582]  ? kobject_add+0x220/0x220
[  233.527536][ T6582]  ? __init_swait_queue_head+0xa9/0x150
[  233.533070][ T6582]  gfs2_sys_fs_add+0x238/0x470
[  233.537825][ T6582]  ? gfs2_recover_set+0x250/0x250
[  233.542843][ T6582]  ? apply_workqueue_attrs+0x180/0x180
[  233.548297][ T6582]  gfs2_fill_super+0x1323/0x1f80
[  233.553236][ T6582]  ? gfs2_reconfigure+0xb10/0xb10
[  233.558268][ T6582]  ? setup_bdev_super+0x56b/0x660
[  233.563288][ T6582]  get_tree_bdev+0x3e4/0x510
[  233.567868][ T6582]  ? end_current_label_crit_section+0x170/0x170
[  233.574102][ T6582]  ? gfs2_reconfigure+0xb10/0xb10
[  233.579114][ T6582]  ? setup_bdev_super+0x660/0x660
[  233.584135][ T6582]  gfs2_get_tree+0x51/0x1e0
[  233.588631][ T6582]  vfs_get_tree+0x8c/0x280
[  233.593037][ T6582]  do_new_mount+0x24b/0xa40
[  233.597534][ T6582]  __se_sys_mount+0x2da/0x3c0
[  233.602202][ T6582]  ? __x64_sys_mount+0xc0/0xc0
[  233.606958][ T6582]  ? lockdep_hardirqs_on+0x98/0x150
[  233.612148][ T6582]  ? __x64_sys_mount+0x20/0xc0
[  233.616903][ T6582]  do_syscall_64+0x55/0xb0
[  233.621306][ T6582]  ? clear_bhb_loop+0x40/0x90
[  233.625971][ T6582]  ? clear_bhb_loop+0x40/0x90
[  233.630639][ T6582]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  233.636519][ T6582] RIP: 0033:0x7fd96a990eea
[  233.640922][ T6582] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  233.660603][ T6582] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  233.669004][ T6582] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  233.676981][ T6582] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  233.684940][ T6582] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  233.692898][ T6582] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  233.700855][ T6582] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  233.708827][ T6582]  </TASK>
[  233.722036][ T6582] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  233.736310][ T6582] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  234.054819][   T29] INFO: task syz-executor:5874 blocked for more than 143 seconds.
[  234.065053][ T6585] loop1: detected capacity change from 0 to 32768
[  234.071605][   T29]       Not tainted syzkaller #0
[  234.076927][   T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  234.087894][   T29] task:syz-executor    state:D stack:21736 pid:5874  ppid:1      flags:0x00004004
[  234.088442][ T6585] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  234.104781][ T6585] CPU: 1 PID: 6585 Comm: syz.1.225 Not tainted syzkaller #0
[  234.112093][ T6585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  234.112346][   T29] Call Trace:
[  234.122143][ T6585] Call Trace:
[  234.122156][ T6585]  <TASK>
[  234.122165][ T6585]  dump_stack_lvl+0x16c/0x230
[  234.122194][ T6585]  ? show_regs_print_info+0x20/0x20
[  234.122216][ T6585]  ? load_image+0x3b0/0x3b0
[  234.122245][ T6585]  sysfs_create_dir_ns+0x256/0x280
[  234.145289][   T29]  <TASK>
[  234.146165][ T6585]  ? sysfs_warn_dup+0xa0/0xa0
[  234.151279][   T29]  __schedule+0x14d2/0x44d0
[  234.154194][ T6585]  ? do_raw_spin_unlock+0x121/0x230
[  234.154218][ T6585]  kobject_add_internal+0x6b8/0xc70
[  234.154244][ T6585]  kobject_init_and_add+0x126/0x190
[  234.154264][ T6585]  ? lockdep_softirqs_off+0x430/0x430
[  234.154284][ T6585]  ? kobject_add+0x220/0x220
[  234.154308][ T6585]  ? __init_swait_queue_head+0xa9/0x150
[  234.174255][   T29]  ? asan.module_dtor+0x20/0x20
[  234.179078][ T6585]  gfs2_sys_fs_add+0x238/0x470
[  234.189050][   T29]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  234.189086][ T6585]  ? gfs2_recover_set+0x250/0x250
[  234.194983][   T29]  ? lock_chain_count+0x20/0x20
[  234.199444][ T6585]  ? apply_workqueue_attrs+0x180/0x180
[  234.206505][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  234.210139][ T6585]  gfs2_fill_super+0x1323/0x1f80
[  234.215478][   T29]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  234.219962][ T6585]  ? gfs2_reconfigure+0xb10/0xb10
[  234.228083][   T29]  ? _raw_spin_unlock+0x40/0x40
[  234.230567][ T6585]  ? setup_bdev_super+0x56b/0x660
[  234.235848][   T29]  schedule+0xbd/0x170
[  234.241337][ T6585]  get_tree_bdev+0x3e4/0x510
[  234.248617][   T29]  bit_wait+0x11/0xd0
[  234.251156][ T6585]  ? end_current_label_crit_section+0x170/0x170
[  234.256588][   T29]  __wait_on_bit+0xac/0x2d0
[  234.260199][ T6585]  ? gfs2_reconfigure+0xb10/0xb10
[  234.267038][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  234.268717][ T6585]  ? setup_bdev_super+0x660/0x660
[  234.275258][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  234.279412][ T6585]  gfs2_get_tree+0x51/0x1e0
[  234.286636][   T29]  out_of_line_wait_on_bit+0x123/0x170
[  234.290445][ T6585]  vfs_get_tree+0x8c/0x280
[  234.295852][   T29]  ? __wait_on_bit+0x2d0/0x2d0
[  234.301485][ T6585]  do_new_mount+0x24b/0xa40
[  234.306362][   T29]  ? bit_waitqueue+0x30/0x30
[  234.311401][ T6585]  __se_sys_mount+0x2da/0x3c0
[  234.318822][   T29]  gfs2_glock_wait+0xbd/0x2a0
[  234.320537][ T6585]  ? __x64_sys_mount+0xc0/0xc0
[  234.325353][   T29]  __gfs2_lookup+0x118/0x270
[  234.329576][ T6585]  ? lockdep_hardirqs_on+0x98/0x150
[  234.329596][ T6585]  ? __x64_sys_mount+0x20/0xc0
[  234.329614][ T6585]  do_syscall_64+0x55/0xb0
[  234.329628][ T6585]  ? clear_bhb_loop+0x40/0x90
[  234.329646][ T6585]  ? clear_bhb_loop+0x40/0x90
[  234.329666][ T6585]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  234.329685][ T6585] RIP: 0033:0x7fd96a990eea
[  234.329702][ T6585] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  234.329717][ T6585] RSP: 002b:00007ffcf51744f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  234.329737][ T6585] RAX: ffffffffffffffda RBX: 00007ffcf5174580 RCX: 00007fd96a990eea
[  234.329749][ T6585] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007ffcf5174540
[  234.329760][ T6585] RBP: 0000200000000000 R08: 00007ffcf5174580 R09: 0000000000208c1b
[  234.329770][ T6585] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  234.329780][ T6585] R13: 00007ffcf5174540 R14: 0000000000012754 R15: 0000200000012900
[  234.329805][ T6585]  </TASK>
[  234.331129][ T6585] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  234.348146][   T29]  ? lockdep_softirqs_off+0x430/0x430
[  234.349235][ T6585] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  234.363460][   T29]  ? gfs2_atomic_open+0x220/0x220
[  234.486124][   T29]  ? __lookup_slow+0x281/0x3b0
[  234.490954][   T29]  ? __init_waitqueue_head+0xa9/0x150
[  234.497185][   T29]  __lookup_slow+0x281/0x3b0
[  234.501816][   T29]  ? lookup_one_len+0x2c0/0x2c0
[  234.506941][   T29]  ? down_read+0x1ac/0x2e0
[  234.511401][   T29]  lookup_slow+0x53/0x70
[  234.515682][   T29]  walk_component+0x2be/0x3f0
[  234.520362][   T29]  ? path_lookupat+0x15c/0x440
[  234.525191][   T29]  path_lookupat+0x169/0x440
[  234.529803][   T29]  filename_lookup+0x1f4/0x510
[  234.535363][   T29]  ? __virt_addr_valid+0x18c/0x540
[  234.540503][   T29]  ? hashlen_string+0x110/0x110
[  234.545425][   T29]  ? strncpy_from_user+0x197/0x2e0
[  234.550544][   T29]  ? getname_flags+0x20a/0x500
[  234.555354][   T29]  user_path_at_empty+0x42/0x60
[  234.560214][   T29]  __x64_sys_umount+0xf5/0x170
[  234.565038][   T29]  ? path_umount+0xef0/0xef0
[  234.569641][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  234.574896][   T29]  do_syscall_64+0x55/0xb0
[  234.579314][   T29]  ? clear_bhb_loop+0x40/0x90
[  234.583976][   T29]  ? clear_bhb_loop+0x40/0x90
[  234.588712][   T29]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  234.594764][   T29] RIP: 0033:0x7f0812f90a77
[  234.599181][   T29] RSP: 002b:00007ffd904f3858 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  234.607628][   T29] RAX: ffffffffffffffda RBX: 00007f0813013d7d RCX: 00007f0812f90a77
[  234.615654][   T29] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd904f3910
[  234.623626][   T29] RBP: 00007ffd904f3910 R08: 0000000000000000 R09: 0000000000000000
[  234.631629][   T29] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffd904f4a00
[  234.639834][   T29] R13: 00007f0813013d7d R14: 000055557bcd54a8 R15: 00007ffd904f6bc0
[  234.647919][   T29]  </TASK>
[  234.651128][   T29] 
[  234.651128][   T29] Showing all locks held in the system:
[  234.659000][   T29] 1 lock held by khungtaskd/29:
[  234.663859][   T29]  #0: ffffffff8cd2ff20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290
[  234.673796][   T29] 2 locks held by getty/5526:
[  234.678497][   T29]  #0: ffff8880208180a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  234.688279][   T29]  #1: ffffc9000328b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380
[  234.698775][   T29] 1 lock held by syz-executor/5874:
[  234.703978][   T29]  #0: ffff88806eb6a2f8 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x46/0x70
[  234.714139][   T29] 
[  234.716474][   T29] =============================================
[  234.716474][   T29] 
[  234.733840][   T29] NMI backtrace for cpu 0
[  234.738206][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  234.745411][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  234.755473][   T29] Call Trace:
[  234.758757][   T29]  <TASK>
[  234.761699][   T29]  dump_stack_lvl+0x16c/0x230
[  234.766396][   T29]  ? show_regs_print_info+0x20/0x20
[  234.771609][   T29]  ? load_image+0x3b0/0x3b0
[  234.776137][   T29]  nmi_cpu_backtrace+0x39b/0x3d0
[  234.781085][   T29]  ? nmi_trigger_cpumask_backtrace+0x2f0/0x2f0
[  234.787244][   T29]  ? _printk+0xd0/0x110
[  234.791393][   T29]  ? load_image+0x3b0/0x3b0
[  234.795887][   T29]  ? load_image+0x3b0/0x3b0
[  234.800383][   T29]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  234.806445][   T29]  nmi_trigger_cpumask_backtrace+0x17a/0x2f0
[  234.812413][   T29]  watchdog+0xf41/0xf80
[  234.816562][   T29]  ? watchdog+0x1e1/0xf80
[  234.820887][   T29]  kthread+0x2fa/0x390
[  234.824945][   T29]  ? hungtask_pm_notify+0x90/0x90
[  234.829962][   T29]  ? kthread_blkcg+0xd0/0xd0
[  234.834539][   T29]  ret_from_fork+0x48/0x80
[  234.838951][   T29]  ? kthread_blkcg+0xd0/0xd0
[  234.843530][   T29]  ret_from_fork_asm+0x11/0x20
[  234.848297][   T29]  </TASK>
[  234.851907][   T29] Sending NMI from CPU 0 to CPUs 1:
[  234.857468][    C1] NMI backtrace for cpu 1
[  234.857478][    C1] CPU: 1 PID: 1070 Comm: kworker/u4:5 Not tainted syzkaller #0
[  234.857494][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  234.857504][    C1] Workqueue: events_unbound nsim_dev_trap_report_work
[  234.857527][    C1] RIP: 0010:kasan_check_range+0x52/0x290
[  234.857548][    C1] Code: f9 49 c1 e9 2f 41 81 f9 ff ff 01 00 0f 82 46 02 00 00 49 89 ff 49 c1 ef 03 49 ba 00 00 00 00 00 fc ff df 4f 8d 1c 17 49 ff c8 <4d> 89 c1 49 c1 e9 03 48 bb 01 00 00 00 00 fc ff df 4d 8d 34 19 4d
[  234.857563][    C1] RSP: 0018:ffffc9000474f4a8 EFLAGS: 00000092
[  234.857576][    C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8167079c
[  234.857587][    C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90d945d8
[  234.857597][    C1] RBP: ffffc9000474f728 R08: ffffffff90d945df R09: 000000000001ffff
[  234.857609][    C1] R10: dffffc0000000000 R11: fffffbfff21b28bb R12: 0000000000000000
[  234.857621][    C1] R13: ffff88802361c728 R14: 00000000000006eb R15: 1ffffffff21b28bb
[  234.857633][    C1] FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[  234.857647][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  234.857659][    C1] CR2: 00007fd962bfe000 CR3: 000000000cb30000 CR4: 00000000003506e0
[  234.857673][    C1] Call Trace:
[  234.857678][    C1]  <TASK>
[  234.857686][    C1]  __lock_acquire+0x94c/0x7c80
[  234.857706][    C1]  ? chacha_permute+0x4e4/0xef0
[  234.857734][    C1]  ? verify_lock_unused+0x140/0x140
[  234.857753][    C1]  ? chacha_block_generic+0xae/0xda0
[  234.857773][    C1]  ? ret_from_fork_asm+0x11/0x20
[  234.857794][    C1]  ? __crypto_xor+0x1760/0x1760
[  234.857817][    C1]  lock_acquire+0x197/0x410
[  234.857833][    C1]  ? crng_make_state+0x13b/0x700
[  234.857863][    C1]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  234.857880][    C1]  ? read_lock_is_recursive+0x20/0x20
[  234.857897][    C1]  ? lock_chain_count+0x20/0x20
[  234.857916][    C1]  crng_make_state+0x158/0x700
[  234.857935][    C1]  ? crng_make_state+0x13b/0x700
[  234.857956][    C1]  ? crng_make_state+0x13b/0x700
[  234.857976][    C1]  ? urandom_read_iter+0x150/0x150
[  234.858002][    C1]  _get_random_bytes+0xd6/0x210
[  234.858021][    C1]  ? get_random_bytes+0x20/0x20
[  234.858051][    C1]  nsim_dev_trap_report_work+0x654/0xb00
[  234.858075][    C1]  ? process_scheduled_works+0x957/0x15b0
[  234.858095][    C1]  process_scheduled_works+0xa45/0x15b0
[  234.858122][    C1]  ? assign_work+0x400/0x400
[  234.858142][    C1]  ? assign_work+0x39e/0x400
[  234.858160][    C1]  worker_thread+0xa55/0xfc0
[  234.858178][    C1]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  234.858197][    C1]  ? _raw_spin_unlock+0x40/0x40
[  234.858212][    C1]  ? _raw_spin_unlock_irqrestore+0x86/0x110
[  234.858238][    C1]  kthread+0x2fa/0x390
[  234.858251][    C1]  ? pr_cont_work+0x560/0x560
[  234.858269][    C1]  ? kthread_blkcg+0xd0/0xd0
[  234.858282][    C1]  ret_from_fork+0x48/0x80
[  234.858300][    C1]  ? kthread_blkcg+0xd0/0xd0
[  234.858314][    C1]  ret_from_fork_asm+0x11/0x20
[  234.858338][    C1]  </TASK>
[  234.903355][   T29] Kernel panic - not syncing: hung_task: blocked tasks
[  234.903370][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  234.903387][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  234.903397][   T29] Call Trace:
[  234.903403][   T29]  <TASK>
[  234.903411][   T29]  dump_stack_lvl+0x16c/0x230
[  234.903442][   T29]  ? show_regs_print_info+0x20/0x20
[  234.903465][   T29]  ? load_image+0x3b0/0x3b0
[  234.903496][   T29]  panic+0x2c0/0x710
[  234.903515][   T29]  ? schedule_preempt_disabled+0x20/0x20
[  234.903540][   T29]  ? bpf_jit_dump+0xd0/0xd0
[  234.903558][   T29]  ? __irq_work_queue_local+0x13a/0x3b0
[  234.903580][   T29]  ? nmi_trigger_cpumask_backtrace+0x2a4/0x2f0
[  234.903602][   T29]  watchdog+0xf80/0xf80
[  234.903623][   T29]  ? watchdog+0x1e1/0xf80
[  234.903646][   T29]  kthread+0x2fa/0x390
[  234.903662][   T29]  ? hungtask_pm_notify+0x90/0x90
[  234.903681][   T29]  ? kthread_blkcg+0xd0/0xd0
[  234.903696][   T29]  ret_from_fork+0x48/0x80
[  234.903713][   T29]  ? kthread_blkcg+0xd0/0xd0
[  234.903728][   T29]  ret_from_fork_asm+0x11/0x20
[  234.903760][   T29]  </TASK>
[  234.918353][   T29] Kernel Offset: disabled
[  235.268377][   T29] Rebooting in 86400 seconds..