6467]  ? setup_bdev_super+0x56b/0x660
[  280.067543][ T6467]  get_tree_bdev+0x3e4/0x510
[  280.072130][ T6467]  ? end_current_label_crit_section+0x170/0x170
[  280.078379][ T6467]  ? gfs2_reconfigure+0xb10/0xb10
[  280.083407][ T6467]  ? setup_bdev_super+0x660/0x660
[  280.088450][ T6467]  gfs2_get_tree+0x51/0x1e0
[  280.092966][ T6467]  vfs_get_tree+0x8c/0x280
[  280.097385][ T6467]  do_new_mount+0x24b/0xa40
[  280.101892][ T6467]  __se_sys_mount+0x2da/0x3c0
[  280.106568][ T6467]  ? __x64_sys_mount+0xc0/0xc0
[  280.111328][ T6467]  ? lockdep_hardirqs_on+0x98/0x150
[  280.116523][ T6467]  ? __x64_sys_mount+0x20/0xc0
[  280.121284][ T6467]  do_syscall_64+0x55/0xb0
[  280.125729][ T6467]  ? clear_bhb_loop+0x40/0x90
[  280.130418][ T6467]  ? clear_bhb_loop+0x40/0x90
[  280.135106][ T6467]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  280.140993][ T6467] RIP: 0033:0x7f7f31590eea
[  280.145402][ T6467] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  280.165030][ T6467] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.173449][ T6467] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  280.181433][ T6467] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  280.189405][ T6467] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  280.197372][ T6467] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  280.205351][ T6467] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  280.213334][ T6467]  </TASK>
[  280.220037][ T6467] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  280.234490][ T6467] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  280.567193][ T6470] loop1: detected capacity change from 0 to 32768
[  280.578202][ T6470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  280.585669][ T6470] CPU: 1 PID: 6470 Comm: syz.1.181 Not tainted syzkaller #0
[  280.593058][ T6470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  280.603179][ T6470] Call Trace:
[  280.606841][ T6470]  <TASK>
[  280.609802][ T6470]  dump_stack_lvl+0x16c/0x230
[  280.614522][ T6470]  ? show_regs_print_info+0x20/0x20
[  280.619761][ T6470]  ? load_image+0x3b0/0x3b0
[  280.624407][ T6470]  sysfs_create_dir_ns+0x256/0x280
[  280.629645][ T6470]  ? sysfs_warn_dup+0xa0/0xa0
[  280.634371][ T6470]  ? do_raw_spin_unlock+0x121/0x230
[  280.639600][ T6470]  kobject_add_internal+0x6b8/0xc70
[  280.644820][ T6470]  kobject_init_and_add+0x126/0x190
[  280.650018][ T6470]  ? lockdep_softirqs_off+0x430/0x430
[  280.655485][ T6470]  ? kobject_add+0x220/0x220
[  280.660077][ T6470]  ? __init_swait_queue_head+0xa9/0x150
[  280.665631][ T6470]  gfs2_sys_fs_add+0x238/0x470
[  280.670407][ T6470]  ? gfs2_recover_set+0x250/0x250
[  280.675442][ T6470]  ? apply_workqueue_attrs+0x180/0x180
[  280.680919][ T6470]  gfs2_fill_super+0x1323/0x1f80
[  280.685887][ T6470]  ? gfs2_reconfigure+0xb10/0xb10
[  280.690927][ T6470]  ? setup_bdev_super+0x56b/0x660
[  280.695954][ T6470]  get_tree_bdev+0x3e4/0x510
[  280.700539][ T6470]  ? end_current_label_crit_section+0x170/0x170
[  280.706788][ T6470]  ? gfs2_reconfigure+0xb10/0xb10
[  280.711855][ T6470]  ? setup_bdev_super+0x660/0x660
[  280.716921][ T6470]  gfs2_get_tree+0x51/0x1e0
[  280.721440][ T6470]  vfs_get_tree+0x8c/0x280
[  280.725851][ T6470]  do_new_mount+0x24b/0xa40
[  280.730354][ T6470]  __se_sys_mount+0x2da/0x3c0
[  280.735034][ T6470]  ? __x64_sys_mount+0xc0/0xc0
[  280.739800][ T6470]  ? lockdep_hardirqs_on+0x98/0x150
[  280.745014][ T6470]  ? __x64_sys_mount+0x20/0xc0
[  280.749811][ T6470]  do_syscall_64+0x55/0xb0
[  280.754236][ T6470]  ? clear_bhb_loop+0x40/0x90
[  280.758939][ T6470]  ? clear_bhb_loop+0x40/0x90
[  280.763659][ T6470]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  280.769565][ T6470] RIP: 0033:0x7f7f31590eea
[  280.773978][ T6470] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  280.793591][ T6470] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.802033][ T6470] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  280.810013][ T6470] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  280.817992][ T6470] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  280.826062][ T6470] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  280.834097][ T6470] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  280.842174][ T6470]  </TASK>
[  280.858253][ T6470] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  280.875846][ T6470] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.211194][ T6473] loop1: detected capacity change from 0 to 32768
[  281.226612][ T6473] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.234182][ T6473] CPU: 0 PID: 6473 Comm: syz.1.182 Not tainted syzkaller #0
[  281.241499][ T6473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  281.251581][ T6473] Call Trace:
[  281.254894][ T6473]  <TASK>
[  281.257848][ T6473]  dump_stack_lvl+0x16c/0x230
[  281.262570][ T6473]  ? show_regs_print_info+0x20/0x20
[  281.267804][ T6473]  ? load_image+0x3b0/0x3b0
[  281.272352][ T6473]  sysfs_create_dir_ns+0x256/0x280
[  281.277585][ T6473]  ? sysfs_warn_dup+0xa0/0xa0
[  281.282292][ T6473]  ? do_raw_spin_unlock+0x121/0x230
[  281.287525][ T6473]  kobject_add_internal+0x6b8/0xc70
[  281.292764][ T6473]  kobject_init_and_add+0x126/0x190
[  281.297997][ T6473]  ? lockdep_softirqs_off+0x430/0x430
[  281.303401][ T6473]  ? kobject_add+0x220/0x220
[  281.308028][ T6473]  ? __init_swait_queue_head+0xa9/0x150
[  281.313596][ T6473]  gfs2_sys_fs_add+0x238/0x470
[  281.318381][ T6473]  ? gfs2_recover_set+0x250/0x250
[  281.323419][ T6473]  ? apply_workqueue_attrs+0x180/0x180
[  281.329405][ T6473]  gfs2_fill_super+0x1323/0x1f80
[  281.334355][ T6473]  ? gfs2_reconfigure+0xb10/0xb10
[  281.339386][ T6473]  ? setup_bdev_super+0x56b/0x660
[  281.344409][ T6473]  get_tree_bdev+0x3e4/0x510
[  281.348994][ T6473]  ? end_current_label_crit_section+0x170/0x170
[  281.355233][ T6473]  ? gfs2_reconfigure+0xb10/0xb10
[  281.360259][ T6473]  ? setup_bdev_super+0x660/0x660
[  281.365282][ T6473]  gfs2_get_tree+0x51/0x1e0
[  281.369789][ T6473]  vfs_get_tree+0x8c/0x280
[  281.374204][ T6473]  do_new_mount+0x24b/0xa40
[  281.378709][ T6473]  __se_sys_mount+0x2da/0x3c0
[  281.383387][ T6473]  ? __x64_sys_mount+0xc0/0xc0
[  281.388153][ T6473]  ? lockdep_hardirqs_on+0x98/0x150
[  281.393363][ T6473]  ? __x64_sys_mount+0x20/0xc0
[  281.398127][ T6473]  do_syscall_64+0x55/0xb0
[  281.402543][ T6473]  ? clear_bhb_loop+0x40/0x90
[  281.407218][ T6473]  ? clear_bhb_loop+0x40/0x90
[  281.411899][ T6473]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  281.417793][ T6473] RIP: 0033:0x7f7f31590eea
[  281.422206][ T6473] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  281.441814][ T6473] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.450233][ T6473] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  281.458220][ T6473] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  281.466196][ T6473] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  281.474170][ T6473] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  281.482148][ T6473] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  281.490143][ T6473]  </TASK>
[  281.504139][ T6473] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  281.520916][ T6473] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  281.904129][ T6476] loop1: detected capacity change from 0 to 32768
[  281.917757][ T6476] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  281.925209][ T6476] CPU: 0 PID: 6476 Comm: syz.1.183 Not tainted syzkaller #0
[  281.932531][ T6476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  281.942619][ T6476] Call Trace:
[  281.945927][ T6476]  <TASK>
[  281.948990][ T6476]  dump_stack_lvl+0x16c/0x230
[  281.953709][ T6476]  ? show_regs_print_info+0x20/0x20
[  281.958943][ T6476]  ? load_image+0x3b0/0x3b0
[  281.963551][ T6476]  sysfs_create_dir_ns+0x256/0x280
[  281.968700][ T6476]  ? sysfs_warn_dup+0xa0/0xa0
[  281.973428][ T6476]  ? do_raw_spin_unlock+0x121/0x230
[  281.978766][ T6476]  kobject_add_internal+0x6b8/0xc70
[  281.984070][ T6476]  kobject_init_and_add+0x126/0x190
[  281.989466][ T6476]  ? lockdep_softirqs_off+0x430/0x430
[  281.994852][ T6476]  ? kobject_add+0x220/0x220
[  281.999447][ T6476]  ? __init_swait_queue_head+0xa9/0x150
[  282.005022][ T6476]  gfs2_sys_fs_add+0x238/0x470
[  282.009821][ T6476]  ? gfs2_recover_set+0x250/0x250
[  282.014898][ T6476]  ? apply_workqueue_attrs+0x180/0x180
[  282.020375][ T6476]  gfs2_fill_super+0x1323/0x1f80
[  282.025332][ T6476]  ? gfs2_reconfigure+0xb10/0xb10
[  282.030372][ T6476]  ? setup_bdev_super+0x56b/0x660
[  282.035403][ T6476]  get_tree_bdev+0x3e4/0x510
[  282.040040][ T6476]  ? end_current_label_crit_section+0x170/0x170
[  282.046286][ T6476]  ? gfs2_reconfigure+0xb10/0xb10
[  282.051311][ T6476]  ? setup_bdev_super+0x660/0x660
[  282.056341][ T6476]  gfs2_get_tree+0x51/0x1e0
[  282.060860][ T6476]  vfs_get_tree+0x8c/0x280
[  282.065284][ T6476]  do_new_mount+0x24b/0xa40
[  282.069793][ T6476]  __se_sys_mount+0x2da/0x3c0
[  282.074479][ T6476]  ? __x64_sys_mount+0xc0/0xc0
[  282.079242][ T6476]  ? lockdep_hardirqs_on+0x98/0x150
[  282.084441][ T6476]  ? __x64_sys_mount+0x20/0xc0
[  282.089217][ T6476]  do_syscall_64+0x55/0xb0
[  282.093632][ T6476]  ? clear_bhb_loop+0x40/0x90
[  282.098322][ T6476]  ? clear_bhb_loop+0x40/0x90
[  282.103004][ T6476]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.108903][ T6476] RIP: 0033:0x7f7f31590eea
[  282.113325][ T6476] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  282.132954][ T6476] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.141369][ T6476] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  282.149359][ T6476] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  282.157335][ T6476] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  282.165342][ T6476] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  282.173407][ T6476] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  282.181426][ T6476]  </TASK>
[  282.187584][ T6476] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.208401][ T6476] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  282.534732][ T6479] loop1: detected capacity change from 0 to 32768
[  282.547266][ T6479] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  282.554703][ T6479] CPU: 0 PID: 6479 Comm: syz.1.184 Not tainted syzkaller #0
[  282.562025][ T6479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  282.572084][ T6479] Call Trace:
[  282.575367][ T6479]  <TASK>
[  282.578297][ T6479]  dump_stack_lvl+0x16c/0x230
[  282.583033][ T6479]  ? show_regs_print_info+0x20/0x20
[  282.588236][ T6479]  ? load_image+0x3b0/0x3b0
[  282.592755][ T6479]  sysfs_create_dir_ns+0x256/0x280
[  282.597876][ T6479]  ? sysfs_warn_dup+0xa0/0xa0
[  282.602557][ T6479]  ? do_raw_spin_unlock+0x121/0x230
[  282.607775][ T6479]  kobject_add_internal+0x6b8/0xc70
[  282.612990][ T6479]  kobject_init_and_add+0x126/0x190
[  282.618224][ T6479]  ? lockdep_softirqs_off+0x430/0x430
[  282.623622][ T6479]  ? kobject_add+0x220/0x220
[  282.628225][ T6479]  ? __init_swait_queue_head+0xa9/0x150
[  282.633775][ T6479]  gfs2_sys_fs_add+0x238/0x470
[  282.638548][ T6479]  ? gfs2_recover_set+0x250/0x250
[  282.643580][ T6479]  ? apply_workqueue_attrs+0x180/0x180
[  282.649055][ T6479]  gfs2_fill_super+0x1323/0x1f80
[  282.654021][ T6479]  ? gfs2_reconfigure+0xb10/0xb10
[  282.659058][ T6479]  ? setup_bdev_super+0x56b/0x660
[  282.664363][ T6479]  get_tree_bdev+0x3e4/0x510
[  282.668986][ T6479]  ? end_current_label_crit_section+0x170/0x170
[  282.675234][ T6479]  ? gfs2_reconfigure+0xb10/0xb10
[  282.680270][ T6479]  ? setup_bdev_super+0x660/0x660
[  282.685398][ T6479]  gfs2_get_tree+0x51/0x1e0
[  282.689914][ T6479]  vfs_get_tree+0x8c/0x280
[  282.694427][ T6479]  do_new_mount+0x24b/0xa40
[  282.698938][ T6479]  __se_sys_mount+0x2da/0x3c0
[  282.703634][ T6479]  ? __x64_sys_mount+0xc0/0xc0
[  282.708408][ T6479]  ? lockdep_hardirqs_on+0x98/0x150
[  282.713875][ T6479]  ? __x64_sys_mount+0x20/0xc0
[  282.718659][ T6479]  do_syscall_64+0x55/0xb0
[  282.723273][ T6479]  ? clear_bhb_loop+0x40/0x90
[  282.728407][ T6479]  ? clear_bhb_loop+0x40/0x90
[  282.733489][ T6479]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  282.739469][ T6479] RIP: 0033:0x7f7f31590eea
[  282.743885][ T6479] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  282.763762][ T6479] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.772268][ T6479] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  282.780241][ T6479] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  282.788214][ T6479] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  282.796185][ T6479] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  282.804159][ T6479] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  282.812141][ T6479]  </TASK>
[  282.818847][ T6479] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  282.838793][ T6479] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.165048][ T6482] loop1: detected capacity change from 0 to 32768
[  283.178730][ T6482] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.186176][ T6482] CPU: 0 PID: 6482 Comm: syz.1.185 Not tainted syzkaller #0
[  283.193499][ T6482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  283.203589][ T6482] Call Trace:
[  283.206903][ T6482]  <TASK>
[  283.209863][ T6482]  dump_stack_lvl+0x16c/0x230
[  283.214577][ T6482]  ? show_regs_print_info+0x20/0x20
[  283.219896][ T6482]  ? load_image+0x3b0/0x3b0
[  283.224437][ T6482]  sysfs_create_dir_ns+0x256/0x280
[  283.229578][ T6482]  ? sysfs_warn_dup+0xa0/0xa0
[  283.235064][ T6482]  ? do_raw_spin_unlock+0x121/0x230
[  283.240305][ T6482]  kobject_add_internal+0x6b8/0xc70
[  283.245551][ T6482]  kobject_init_and_add+0x126/0x190
[  283.250785][ T6482]  ? lockdep_softirqs_off+0x430/0x430
[  283.256201][ T6482]  ? kobject_add+0x220/0x220
[  283.260827][ T6482]  ? __init_swait_queue_head+0xa9/0x150
[  283.266497][ T6482]  gfs2_sys_fs_add+0x238/0x470
[  283.271296][ T6482]  ? gfs2_recover_set+0x250/0x250
[  283.276369][ T6482]  ? apply_workqueue_attrs+0x180/0x180
[  283.281924][ T6482]  gfs2_fill_super+0x1323/0x1f80
[  283.287067][ T6482]  ? gfs2_reconfigure+0xb10/0xb10
[  283.292158][ T6482]  ? setup_bdev_super+0x56b/0x660
[  283.297233][ T6482]  get_tree_bdev+0x3e4/0x510
[  283.301921][ T6482]  ? end_current_label_crit_section+0x170/0x170
[  283.308256][ T6482]  ? gfs2_reconfigure+0xb10/0xb10
[  283.313281][ T6482]  ? setup_bdev_super+0x660/0x660
[  283.318306][ T6482]  gfs2_get_tree+0x51/0x1e0
[  283.322813][ T6482]  vfs_get_tree+0x8c/0x280
[  283.327233][ T6482]  do_new_mount+0x24b/0xa40
[  283.331749][ T6482]  __se_sys_mount+0x2da/0x3c0
[  283.336441][ T6482]  ? __x64_sys_mount+0xc0/0xc0
[  283.341206][ T6482]  ? lockdep_hardirqs_on+0x98/0x150
[  283.346401][ T6482]  ? __x64_sys_mount+0x20/0xc0
[  283.351167][ T6482]  do_syscall_64+0x55/0xb0
[  283.355595][ T6482]  ? clear_bhb_loop+0x40/0x90
[  283.360274][ T6482]  ? clear_bhb_loop+0x40/0x90
[  283.364956][ T6482]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  283.370852][ T6482] RIP: 0033:0x7f7f31590eea
[  283.375269][ T6482] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  283.394945][ T6482] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.403550][ T6482] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  283.411524][ T6482] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  283.419497][ T6482] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  283.427467][ T6482] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  283.435437][ T6482] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  283.443529][ T6482]  </TASK>
[  283.449498][ T6482] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  283.463617][ T6482] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  283.833712][ T6485] loop1: detected capacity change from 0 to 32768
[  283.851250][ T6485] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  283.859398][ T6485] CPU: 1 PID: 6485 Comm: syz.1.186 Not tainted syzkaller #0
[  283.866734][ T6485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  283.876959][ T6485] Call Trace:
[  283.880271][ T6485]  <TASK>
[  283.883228][ T6485]  dump_stack_lvl+0x16c/0x230
[  283.887938][ T6485]  ? show_regs_print_info+0x20/0x20
[  283.893161][ T6485]  ? load_image+0x3b0/0x3b0
[  283.897710][ T6485]  sysfs_create_dir_ns+0x256/0x280
[  283.902876][ T6485]  ? sysfs_warn_dup+0xa0/0xa0
[  283.907593][ T6485]  ? do_raw_spin_unlock+0x121/0x230
[  283.912896][ T6485]  kobject_add_internal+0x6b8/0xc70
[  283.918125][ T6485]  kobject_init_and_add+0x126/0x190
[  283.923352][ T6485]  ? lockdep_softirqs_off+0x430/0x430
[  283.928753][ T6485]  ? kobject_add+0x220/0x220
[  283.933374][ T6485]  ? __init_swait_queue_head+0xa9/0x150
[  283.938951][ T6485]  gfs2_sys_fs_add+0x238/0x470
[  283.943722][ T6485]  ? gfs2_recover_set+0x250/0x250
[  283.948756][ T6485]  ? apply_workqueue_attrs+0x180/0x180
[  283.954225][ T6485]  gfs2_fill_super+0x1323/0x1f80
[  283.959266][ T6485]  ? gfs2_reconfigure+0xb10/0xb10
[  283.964305][ T6485]  ? setup_bdev_super+0x56b/0x660
[  283.969333][ T6485]  get_tree_bdev+0x3e4/0x510
[  283.973927][ T6485]  ? end_current_label_crit_section+0x170/0x170
[  283.980180][ T6485]  ? gfs2_reconfigure+0xb10/0xb10
[  283.985210][ T6485]  ? setup_bdev_super+0x660/0x660
[  283.990340][ T6485]  gfs2_get_tree+0x51/0x1e0
[  283.994852][ T6485]  vfs_get_tree+0x8c/0x280
[  283.999358][ T6485]  do_new_mount+0x24b/0xa40
[  284.003864][ T6485]  __se_sys_mount+0x2da/0x3c0
[  284.008543][ T6485]  ? __x64_sys_mount+0xc0/0xc0
[  284.013310][ T6485]  ? lockdep_hardirqs_on+0x98/0x150
[  284.018513][ T6485]  ? __x64_sys_mount+0x20/0xc0
[  284.023277][ T6485]  do_syscall_64+0x55/0xb0
[  284.027696][ T6485]  ? clear_bhb_loop+0x40/0x90
[  284.032377][ T6485]  ? clear_bhb_loop+0x40/0x90
[  284.037065][ T6485]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.042962][ T6485] RIP: 0033:0x7f7f31590eea
[  284.047467][ T6485] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  284.067164][ T6485] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.075590][ T6485] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  284.083573][ T6485] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  284.091643][ T6485] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  284.099616][ T6485] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  284.107591][ T6485] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  284.115576][ T6485]  </TASK>
[  284.127026][ T6485] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.148623][ T6485] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/03 20:34:48 executed programs: 172
[  284.501045][ T6488] loop1: detected capacity change from 0 to 32768
[  284.511338][ T6488] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  284.519061][ T6488] CPU: 0 PID: 6488 Comm: syz.1.187 Not tainted syzkaller #0
[  284.526383][ T6488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  284.536469][ T6488] Call Trace:
[  284.539783][ T6488]  <TASK>
[  284.542737][ T6488]  dump_stack_lvl+0x16c/0x230
[  284.547882][ T6488]  ? show_regs_print_info+0x20/0x20
[  284.553199][ T6488]  ? load_image+0x3b0/0x3b0
[  284.557743][ T6488]  sysfs_create_dir_ns+0x256/0x280
[  284.562887][ T6488]  ? sysfs_warn_dup+0xa0/0xa0
[  284.567763][ T6488]  ? do_raw_spin_unlock+0x121/0x230
[  284.574828][ T6488]  kobject_add_internal+0x6b8/0xc70
[  284.580767][ T6488]  kobject_init_and_add+0x126/0x190
[  284.586245][ T6488]  ? lockdep_softirqs_off+0x430/0x430
[  284.591713][ T6488]  ? kobject_add+0x220/0x220
[  284.596410][ T6488]  ? __init_swait_queue_head+0xa9/0x150
[  284.602033][ T6488]  gfs2_sys_fs_add+0x238/0x470
[  284.606857][ T6488]  ? gfs2_recover_set+0x250/0x250
[  284.611883][ T6488]  ? apply_workqueue_attrs+0x180/0x180
[  284.617341][ T6488]  gfs2_fill_super+0x1323/0x1f80
[  284.622288][ T6488]  ? gfs2_reconfigure+0xb10/0xb10
[  284.627329][ T6488]  ? setup_bdev_super+0x56b/0x660
[  284.632384][ T6488]  get_tree_bdev+0x3e4/0x510
[  284.636987][ T6488]  ? end_current_label_crit_section+0x170/0x170
[  284.643221][ T6488]  ? gfs2_reconfigure+0xb10/0xb10
[  284.648261][ T6488]  ? setup_bdev_super+0x660/0x660
[  284.653282][ T6488]  gfs2_get_tree+0x51/0x1e0
[  284.657859][ T6488]  vfs_get_tree+0x8c/0x280
[  284.662282][ T6488]  do_new_mount+0x24b/0xa40
[  284.666784][ T6488]  __se_sys_mount+0x2da/0x3c0
[  284.671454][ T6488]  ? __x64_sys_mount+0xc0/0xc0
[  284.676216][ T6488]  ? lockdep_hardirqs_on+0x98/0x150
[  284.681420][ T6488]  ? __x64_sys_mount+0x20/0xc0
[  284.686178][ T6488]  do_syscall_64+0x55/0xb0
[  284.690596][ T6488]  ? clear_bhb_loop+0x40/0x90
[  284.695273][ T6488]  ? clear_bhb_loop+0x40/0x90
[  284.700036][ T6488]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  284.706009][ T6488] RIP: 0033:0x7f7f31590eea
[  284.710534][ T6488] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  284.730485][ T6488] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.738917][ T6488] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  284.746886][ T6488] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  284.756170][ T6488] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  284.764194][ T6488] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  284.772261][ T6488] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  284.780280][ T6488]  </TASK>
[  284.785720][ T6488] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  284.799971][ T6488] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.165307][ T6491] loop1: detected capacity change from 0 to 32768
[  285.180142][ T6491] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.189787][ T6491] CPU: 0 PID: 6491 Comm: syz.1.188 Not tainted syzkaller #0
[  285.197125][ T6491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  285.207211][ T6491] Call Trace:
[  285.210517][ T6491]  <TASK>
[  285.213474][ T6491]  dump_stack_lvl+0x16c/0x230
[  285.218199][ T6491]  ? show_regs_print_info+0x20/0x20
[  285.223426][ T6491]  ? load_image+0x3b0/0x3b0
[  285.227968][ T6491]  sysfs_create_dir_ns+0x256/0x280
[  285.233127][ T6491]  ? sysfs_warn_dup+0xa0/0xa0
[  285.237840][ T6491]  ? do_raw_spin_unlock+0x121/0x230
[  285.243077][ T6491]  kobject_add_internal+0x6b8/0xc70
[  285.248319][ T6491]  kobject_init_and_add+0x126/0x190
[  285.253565][ T6491]  ? lockdep_softirqs_off+0x430/0x430
[  285.259055][ T6491]  ? kobject_add+0x220/0x220
[  285.263676][ T6491]  ? __init_swait_queue_head+0xa9/0x150
[  285.269261][ T6491]  gfs2_sys_fs_add+0x238/0x470
[  285.274056][ T6491]  ? gfs2_recover_set+0x250/0x250
[  285.279112][ T6491]  ? apply_workqueue_attrs+0x180/0x180
[  285.284604][ T6491]  gfs2_fill_super+0x1323/0x1f80
[  285.289565][ T6491]  ? gfs2_reconfigure+0xb10/0xb10
[  285.294608][ T6491]  ? setup_bdev_super+0x56b/0x660
[  285.299639][ T6491]  get_tree_bdev+0x3e4/0x510
[  285.304230][ T6491]  ? end_current_label_crit_section+0x170/0x170
[  285.310479][ T6491]  ? gfs2_reconfigure+0xb10/0xb10
[  285.315505][ T6491]  ? setup_bdev_super+0x660/0x660
[  285.320534][ T6491]  gfs2_get_tree+0x51/0x1e0
[  285.325052][ T6491]  vfs_get_tree+0x8c/0x280
[  285.329557][ T6491]  do_new_mount+0x24b/0xa40
[  285.334061][ T6491]  __se_sys_mount+0x2da/0x3c0
[  285.338741][ T6491]  ? __x64_sys_mount+0xc0/0xc0
[  285.343510][ T6491]  ? lockdep_hardirqs_on+0x98/0x150
[  285.348710][ T6491]  ? __x64_sys_mount+0x20/0xc0
[  285.353472][ T6491]  do_syscall_64+0x55/0xb0
[  285.357886][ T6491]  ? clear_bhb_loop+0x40/0x90
[  285.362564][ T6491]  ? clear_bhb_loop+0x40/0x90
[  285.367243][ T6491]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  285.373147][ T6491] RIP: 0033:0x7f7f31590eea
[  285.377564][ T6491] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  285.397434][ T6491] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.405859][ T6491] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  285.413932][ T6491] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  285.421924][ T6491] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  285.429961][ T6491] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  285.437961][ T6491] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  285.445961][ T6491]  </TASK>
[  285.451345][ T6491] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  285.469313][ T6491] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  285.862085][ T6494] loop1: detected capacity change from 0 to 32768
[  285.876052][ T6494] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  285.883577][ T6494] CPU: 1 PID: 6494 Comm: syz.1.189 Not tainted syzkaller #0
[  285.890904][ T6494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  285.900992][ T6494] Call Trace:
[  285.904302][ T6494]  <TASK>
[  285.907270][ T6494]  dump_stack_lvl+0x16c/0x230
[  285.911996][ T6494]  ? show_regs_print_info+0x20/0x20
[  285.917241][ T6494]  ? load_image+0x3b0/0x3b0
[  285.921814][ T6494]  sysfs_create_dir_ns+0x256/0x280
[  285.927001][ T6494]  ? sysfs_warn_dup+0xa0/0xa0
[  285.931713][ T6494]  ? do_raw_spin_unlock+0x121/0x230
[  285.936948][ T6494]  kobject_add_internal+0x6b8/0xc70
[  285.942160][ T6494]  kobject_init_and_add+0x126/0x190
[  285.947356][ T6494]  ? lockdep_softirqs_off+0x430/0x430
[  285.952728][ T6494]  ? kobject_add+0x220/0x220
[  285.957322][ T6494]  ? __init_swait_queue_head+0xa9/0x150
[  285.962867][ T6494]  gfs2_sys_fs_add+0x238/0x470
[  285.967636][ T6494]  ? gfs2_recover_set+0x250/0x250
[  285.972665][ T6494]  ? apply_workqueue_attrs+0x180/0x180
[  285.978134][ T6494]  gfs2_fill_super+0x1323/0x1f80
[  285.983093][ T6494]  ? gfs2_reconfigure+0xb10/0xb10
[  285.988129][ T6494]  ? setup_bdev_super+0x56b/0x660
[  285.993154][ T6494]  get_tree_bdev+0x3e4/0x510
[  285.997741][ T6494]  ? end_current_label_crit_section+0x170/0x170
[  286.003987][ T6494]  ? gfs2_reconfigure+0xb10/0xb10
[  286.009020][ T6494]  ? setup_bdev_super+0x660/0x660
[  286.014050][ T6494]  gfs2_get_tree+0x51/0x1e0
[  286.018557][ T6494]  vfs_get_tree+0x8c/0x280
[  286.022976][ T6494]  do_new_mount+0x24b/0xa40
[  286.027492][ T6494]  __se_sys_mount+0x2da/0x3c0
[  286.032181][ T6494]  ? __x64_sys_mount+0xc0/0xc0
[  286.037085][ T6494]  ? lockdep_hardirqs_on+0x98/0x150
[  286.042294][ T6494]  ? __x64_sys_mount+0x20/0xc0
[  286.047072][ T6494]  do_syscall_64+0x55/0xb0
[  286.051494][ T6494]  ? clear_bhb_loop+0x40/0x90
[  286.056176][ T6494]  ? clear_bhb_loop+0x40/0x90
[  286.060860][ T6494]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.066780][ T6494] RIP: 0033:0x7f7f31590eea
[  286.071202][ T6494] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  286.091025][ T6494] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.099446][ T6494] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  286.107470][ T6494] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  286.115459][ T6494] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  286.123465][ T6494] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.131459][ T6494] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  286.139493][ T6494]  </TASK>
[  286.148872][ T6494] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.163781][ T6494] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  286.507240][ T6497] loop1: detected capacity change from 0 to 32768
[  286.520047][ T6497] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  286.527999][ T6497] CPU: 1 PID: 6497 Comm: syz.1.190 Not tainted syzkaller #0
[  286.535336][ T6497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  286.545434][ T6497] Call Trace:
[  286.548760][ T6497]  <TASK>
[  286.551715][ T6497]  dump_stack_lvl+0x16c/0x230
[  286.556436][ T6497]  ? show_regs_print_info+0x20/0x20
[  286.561701][ T6497]  ? load_image+0x3b0/0x3b0
[  286.566279][ T6497]  sysfs_create_dir_ns+0x256/0x280
[  286.571472][ T6497]  ? sysfs_warn_dup+0xa0/0xa0
[  286.576194][ T6497]  ? do_raw_spin_unlock+0x121/0x230
[  286.581432][ T6497]  kobject_add_internal+0x6b8/0xc70
[  286.586791][ T6497]  kobject_init_and_add+0x126/0x190
[  286.592037][ T6497]  ? lockdep_softirqs_off+0x430/0x430
[  286.597438][ T6497]  ? kobject_add+0x220/0x220
[  286.602069][ T6497]  ? __init_swait_queue_head+0xa9/0x150
[  286.607736][ T6497]  gfs2_sys_fs_add+0x238/0x470
[  286.612540][ T6497]  ? gfs2_recover_set+0x250/0x250
[  286.617577][ T6497]  ? apply_workqueue_attrs+0x180/0x180
[  286.623046][ T6497]  gfs2_fill_super+0x1323/0x1f80
[  286.628001][ T6497]  ? gfs2_reconfigure+0xb10/0xb10
[  286.633031][ T6497]  ? setup_bdev_super+0x56b/0x660
[  286.638085][ T6497]  get_tree_bdev+0x3e4/0x510
[  286.642675][ T6497]  ? end_current_label_crit_section+0x170/0x170
[  286.648923][ T6497]  ? gfs2_reconfigure+0xb10/0xb10
[  286.653956][ T6497]  ? setup_bdev_super+0x660/0x660
[  286.658986][ T6497]  gfs2_get_tree+0x51/0x1e0
[  286.663492][ T6497]  vfs_get_tree+0x8c/0x280
[  286.667998][ T6497]  do_new_mount+0x24b/0xa40
[  286.672504][ T6497]  __se_sys_mount+0x2da/0x3c0
[  286.677184][ T6497]  ? __x64_sys_mount+0xc0/0xc0
[  286.681948][ T6497]  ? lockdep_hardirqs_on+0x98/0x150
[  286.687147][ T6497]  ? __x64_sys_mount+0x20/0xc0
[  286.691913][ T6497]  do_syscall_64+0x55/0xb0
[  286.696327][ T6497]  ? clear_bhb_loop+0x40/0x90
[  286.701004][ T6497]  ? clear_bhb_loop+0x40/0x90
[  286.705682][ T6497]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  286.711581][ T6497] RIP: 0033:0x7f7f31590eea
[  286.716003][ T6497] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  286.735618][ T6497] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.744037][ T6497] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  286.752008][ T6497] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  286.760066][ T6497] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  286.768038][ T6497] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  286.776012][ T6497] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  286.783998][ T6497]  </TASK>
[  286.791421][ T6497] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  286.805491][ T6497] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.141030][ T6500] loop1: detected capacity change from 0 to 32768
[  287.150056][ T6500] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.157917][ T6500] CPU: 0 PID: 6500 Comm: syz.1.191 Not tainted syzkaller #0
[  287.165236][ T6500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  287.175319][ T6500] Call Trace:
[  287.178602][ T6500]  <TASK>
[  287.181538][ T6500]  dump_stack_lvl+0x16c/0x230
[  287.186227][ T6500]  ? show_regs_print_info+0x20/0x20
[  287.191456][ T6500]  ? load_image+0x3b0/0x3b0
[  287.195974][ T6500]  sysfs_create_dir_ns+0x256/0x280
[  287.201093][ T6500]  ? sysfs_warn_dup+0xa0/0xa0
[  287.205857][ T6500]  ? do_raw_spin_unlock+0x121/0x230
[  287.211062][ T6500]  kobject_add_internal+0x6b8/0xc70
[  287.216268][ T6500]  kobject_init_and_add+0x126/0x190
[  287.221472][ T6500]  ? lockdep_softirqs_off+0x430/0x430
[  287.226851][ T6500]  ? kobject_add+0x220/0x220
[  287.231453][ T6500]  ? __init_swait_queue_head+0xa9/0x150
[  287.237088][ T6500]  gfs2_sys_fs_add+0x238/0x470
[  287.241855][ T6500]  ? gfs2_recover_set+0x250/0x250
[  287.246891][ T6500]  ? apply_workqueue_attrs+0x180/0x180
[  287.252356][ T6500]  gfs2_fill_super+0x1323/0x1f80
[  287.257311][ T6500]  ? gfs2_reconfigure+0xb10/0xb10
[  287.262386][ T6500]  ? setup_bdev_super+0x56b/0x660
[  287.267428][ T6500]  get_tree_bdev+0x3e4/0x510
[  287.272019][ T6500]  ? end_current_label_crit_section+0x170/0x170
[  287.278263][ T6500]  ? gfs2_reconfigure+0xb10/0xb10
[  287.283293][ T6500]  ? setup_bdev_super+0x660/0x660
[  287.288321][ T6500]  gfs2_get_tree+0x51/0x1e0
[  287.292827][ T6500]  vfs_get_tree+0x8c/0x280
[  287.297242][ T6500]  do_new_mount+0x24b/0xa40
[  287.301748][ T6500]  __se_sys_mount+0x2da/0x3c0
[  287.306430][ T6500]  ? __x64_sys_mount+0xc0/0xc0
[  287.311193][ T6500]  ? lockdep_hardirqs_on+0x98/0x150
[  287.316398][ T6500]  ? __x64_sys_mount+0x20/0xc0
[  287.321167][ T6500]  do_syscall_64+0x55/0xb0
[  287.325619][ T6500]  ? clear_bhb_loop+0x40/0x90
[  287.330301][ T6500]  ? clear_bhb_loop+0x40/0x90
[  287.334981][ T6500]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  287.340876][ T6500] RIP: 0033:0x7f7f31590eea
[  287.345329][ T6500] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  287.364942][ T6500] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.373456][ T6500] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  287.381427][ T6500] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  287.389447][ T6500] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  287.397421][ T6500] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  287.405427][ T6500] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  287.413563][ T6500]  </TASK>
[  287.422633][ T6500] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  287.438678][ T6500] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  287.761043][ T6503] loop1: detected capacity change from 0 to 32768
[  287.776673][ T6503] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  287.784231][ T6503] CPU: 0 PID: 6503 Comm: syz.1.192 Not tainted syzkaller #0
[  287.791555][ T6503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  287.801614][ T6503] Call Trace:
[  287.804894][ T6503]  <TASK>
[  287.807824][ T6503]  dump_stack_lvl+0x16c/0x230
[  287.812512][ T6503]  ? show_regs_print_info+0x20/0x20
[  287.817717][ T6503]  ? load_image+0x3b0/0x3b0
[  287.822231][ T6503]  sysfs_create_dir_ns+0x256/0x280
[  287.827352][ T6503]  ? sysfs_warn_dup+0xa0/0xa0
[  287.832038][ T6503]  ? do_raw_spin_unlock+0x121/0x230
[  287.837248][ T6503]  kobject_add_internal+0x6b8/0xc70
[  287.842462][ T6503]  kobject_init_and_add+0x126/0x190
[  287.847665][ T6503]  ? lockdep_softirqs_off+0x430/0x430
[  287.853043][ T6503]  ? kobject_add+0x220/0x220
[  287.857644][ T6503]  ? __init_swait_queue_head+0xa9/0x150
[  287.863201][ T6503]  gfs2_sys_fs_add+0x238/0x470
[  287.867971][ T6503]  ? gfs2_recover_set+0x250/0x250
[  287.873007][ T6503]  ? apply_workqueue_attrs+0x180/0x180
[  287.878478][ T6503]  gfs2_fill_super+0x1323/0x1f80
[  287.883484][ T6503]  ? gfs2_reconfigure+0xb10/0xb10
[  287.888519][ T6503]  ? setup_bdev_super+0x56b/0x660
[  287.893545][ T6503]  get_tree_bdev+0x3e4/0x510
[  287.898135][ T6503]  ? end_current_label_crit_section+0x170/0x170
[  287.904390][ T6503]  ? gfs2_reconfigure+0xb10/0xb10
[  287.909424][ T6503]  ? setup_bdev_super+0x660/0x660
[  287.914454][ T6503]  gfs2_get_tree+0x51/0x1e0
[  287.918966][ T6503]  vfs_get_tree+0x8c/0x280
[  287.923383][ T6503]  do_new_mount+0x24b/0xa40
[  287.927897][ T6503]  __se_sys_mount+0x2da/0x3c0
[  287.932595][ T6503]  ? __x64_sys_mount+0xc0/0xc0
[  287.937359][ T6503]  ? lockdep_hardirqs_on+0x98/0x150
[  287.942563][ T6503]  ? __x64_sys_mount+0x20/0xc0
[  287.947328][ T6503]  do_syscall_64+0x55/0xb0
[  287.951746][ T6503]  ? clear_bhb_loop+0x40/0x90
[  287.956429][ T6503]  ? clear_bhb_loop+0x40/0x90
[  287.961162][ T6503]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  287.967056][ T6503] RIP: 0033:0x7f7f31590eea
[  287.971480][ T6503] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  287.991094][ T6503] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.999584][ T6503] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  288.007562][ T6503] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  288.015534][ T6503] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  288.023503][ T6503] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  288.031474][ T6503] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  288.039454][ T6503]  </TASK>
[  288.050468][ T6503] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  288.065334][ T6503] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  288.396505][ T6506] loop1: detected capacity change from 0 to 32768
[  288.415654][ T6506] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  288.425255][ T6506] CPU: 0 PID: 6506 Comm: syz.1.193 Not tainted syzkaller #0
[  288.432588][ T6506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  288.442674][ T6506] Call Trace:
[  288.445986][ T6506]  <TASK>
[  288.448956][ T6506]  dump_stack_lvl+0x16c/0x230
[  288.453690][ T6506]  ? show_regs_print_info+0x20/0x20
[  288.458933][ T6506]  ? load_image+0x3b0/0x3b0
[  288.463481][ T6506]  sysfs_create_dir_ns+0x256/0x280
[  288.468633][ T6506]  ? sysfs_warn_dup+0xa0/0xa0
[  288.473346][ T6506]  ? do_raw_spin_unlock+0x121/0x230
[  288.478584][ T6506]  kobject_add_internal+0x6b8/0xc70
[  288.483824][ T6506]  kobject_init_and_add+0x126/0x190
[  288.489063][ T6506]  ? lockdep_softirqs_off+0x430/0x430
[  288.494472][ T6506]  ? kobject_add+0x220/0x220
[  288.499108][ T6506]  ? __init_swait_queue_head+0xa9/0x150
[  288.504778][ T6506]  gfs2_sys_fs_add+0x238/0x470
[  288.509579][ T6506]  ? gfs2_recover_set+0x250/0x250
[  288.514687][ T6506]  ? apply_workqueue_attrs+0x180/0x180
[  288.520193][ T6506]  gfs2_fill_super+0x1323/0x1f80
[  288.525177][ T6506]  ? gfs2_reconfigure+0xb10/0xb10
[  288.530241][ T6506]  ? setup_bdev_super+0x56b/0x660
[  288.535266][ T6506]  get_tree_bdev+0x3e4/0x510
[  288.539854][ T6506]  ? end_current_label_crit_section+0x170/0x170
[  288.546094][ T6506]  ? gfs2_reconfigure+0xb10/0xb10
[  288.551123][ T6506]  ? setup_bdev_super+0x660/0x660
[  288.556161][ T6506]  gfs2_get_tree+0x51/0x1e0
[  288.560666][ T6506]  vfs_get_tree+0x8c/0x280
[  288.565076][ T6506]  do_new_mount+0x24b/0xa40
[  288.569576][ T6506]  __se_sys_mount+0x2da/0x3c0
[  288.574246][ T6506]  ? __x64_sys_mount+0xc0/0xc0
[  288.579003][ T6506]  ? lockdep_hardirqs_on+0x98/0x150
[  288.584193][ T6506]  ? __x64_sys_mount+0x20/0xc0
[  288.589476][ T6506]  do_syscall_64+0x55/0xb0
[  288.594142][ T6506]  ? clear_bhb_loop+0x40/0x90
[  288.598813][ T6506]  ? clear_bhb_loop+0x40/0x90
[  288.603829][ T6506]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  288.609717][ T6506] RIP: 0033:0x7f7f31590eea
[  288.614126][ T6506] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  288.633910][ T6506] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.642317][ T6506] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  288.650286][ T6506] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  288.658739][ T6506] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  288.667231][ T6506] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  288.675201][ T6506] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  288.683188][ T6506]  </TASK>
[  288.689158][ T6506] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  288.703949][ T6506] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  289.067386][ T6509] loop1: detected capacity change from 0 to 32768
[  289.080515][ T6509] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.088279][ T6509] CPU: 0 PID: 6509 Comm: syz.1.194 Not tainted syzkaller #0
[  289.095613][ T6509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  289.105796][ T6509] Call Trace:
[  289.109121][ T6509]  <TASK>
[  289.112084][ T6509]  dump_stack_lvl+0x16c/0x230
[  289.116811][ T6509]  ? show_regs_print_info+0x20/0x20
[  289.122131][ T6509]  ? load_image+0x3b0/0x3b0
[  289.126677][ T6509]  sysfs_create_dir_ns+0x256/0x280
[  289.131823][ T6509]  ? sysfs_warn_dup+0xa0/0xa0
[  289.136539][ T6509]  ? do_raw_spin_unlock+0x121/0x230
[  289.142159][ T6509]  kobject_add_internal+0x6b8/0xc70
[  289.147406][ T6509]  kobject_init_and_add+0x126/0x190
[  289.152640][ T6509]  ? lockdep_softirqs_off+0x430/0x430
[  289.158050][ T6509]  ? kobject_add+0x220/0x220
[  289.162685][ T6509]  ? __init_swait_queue_head+0xa9/0x150
[  289.168268][ T6509]  gfs2_sys_fs_add+0x238/0x470
[  289.173071][ T6509]  ? gfs2_recover_set+0x250/0x250
[  289.178139][ T6509]  ? apply_workqueue_attrs+0x180/0x180
[  289.183640][ T6509]  gfs2_fill_super+0x1323/0x1f80
[  289.188627][ T6509]  ? gfs2_reconfigure+0xb10/0xb10
[  289.193696][ T6509]  ? setup_bdev_super+0x56b/0x660
[  289.198748][ T6509]  get_tree_bdev+0x3e4/0x510
[  289.203335][ T6509]  ? end_current_label_crit_section+0x170/0x170
[  289.209693][ T6509]  ? gfs2_reconfigure+0xb10/0xb10
[  289.214721][ T6509]  ? setup_bdev_super+0x660/0x660
[  289.219837][ T6509]  gfs2_get_tree+0x51/0x1e0
[  289.224344][ T6509]  vfs_get_tree+0x8c/0x280
[  289.228759][ T6509]  do_new_mount+0x24b/0xa40
[  289.233266][ T6509]  __se_sys_mount+0x2da/0x3c0
[  289.237944][ T6509]  ? __x64_sys_mount+0xc0/0xc0
[  289.242710][ T6509]  ? lockdep_hardirqs_on+0x98/0x150
[  289.247906][ T6509]  ? __x64_sys_mount+0x20/0xc0
[  289.252758][ T6509]  do_syscall_64+0x55/0xb0
[  289.257171][ T6509]  ? clear_bhb_loop+0x40/0x90
[  289.261847][ T6509]  ? clear_bhb_loop+0x40/0x90
[  289.266529][ T6509]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  289.272436][ T6509] RIP: 0033:0x7f7f31590eea
[  289.276846][ T6509] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  289.296455][ T6509] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.304868][ T6509] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  289.312838][ T6509] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  289.320897][ T6509] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  289.328873][ T6509] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  289.336845][ T6509] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  289.344831][ T6509]  </TASK>
[  289.349629][ T6509] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  289.363687][ T6509] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/03 20:34:53 executed programs: 180
[  289.716353][ T6512] loop1: detected capacity change from 0 to 32768
[  289.730073][ T6512] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  289.746340][ T6512] CPU: 0 PID: 6512 Comm: syz.1.195 Not tainted syzkaller #0
[  289.753695][ T6512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  289.764217][ T6512] Call Trace:
[  289.767523][ T6512]  <TASK>
[  289.770473][ T6512]  dump_stack_lvl+0x16c/0x230
[  289.775211][ T6512]  ? show_regs_print_info+0x20/0x20
[  289.780476][ T6512]  ? load_image+0x3b0/0x3b0
[  289.785028][ T6512]  sysfs_create_dir_ns+0x256/0x280
[  289.790186][ T6512]  ? sysfs_warn_dup+0xa0/0xa0
[  289.794904][ T6512]  ? do_raw_spin_unlock+0x121/0x230
[  289.800139][ T6512]  kobject_add_internal+0x6b8/0xc70
[  289.805637][ T6512]  kobject_init_and_add+0x126/0x190
[  289.810868][ T6512]  ? lockdep_softirqs_off+0x430/0x430
[  289.816253][ T6512]  ? kobject_add+0x220/0x220
[  289.820862][ T6512]  ? __init_swait_queue_head+0xa9/0x150
[  289.826411][ T6512]  gfs2_sys_fs_add+0x238/0x470
[  289.831185][ T6512]  ? gfs2_recover_set+0x250/0x250
[  289.836241][ T6512]  ? apply_workqueue_attrs+0x180/0x180
[  289.841722][ T6512]  gfs2_fill_super+0x1323/0x1f80
[  289.846676][ T6512]  ? gfs2_reconfigure+0xb10/0xb10
[  289.851744][ T6512]  ? setup_bdev_super+0x56b/0x660
[  289.856772][ T6512]  get_tree_bdev+0x3e4/0x510
[  289.861361][ T6512]  ? end_current_label_crit_section+0x170/0x170
[  289.867608][ T6512]  ? gfs2_reconfigure+0xb10/0xb10
[  289.872664][ T6512]  ? setup_bdev_super+0x660/0x660
[  289.877727][ T6512]  gfs2_get_tree+0x51/0x1e0
[  289.882253][ T6512]  vfs_get_tree+0x8c/0x280
[  289.886681][ T6512]  do_new_mount+0x24b/0xa40
[  289.891191][ T6512]  __se_sys_mount+0x2da/0x3c0
[  289.895896][ T6512]  ? __x64_sys_mount+0xc0/0xc0
[  289.900746][ T6512]  ? lockdep_hardirqs_on+0x98/0x150
[  289.906041][ T6512]  ? __x64_sys_mount+0x20/0xc0
[  289.910805][ T6512]  do_syscall_64+0x55/0xb0
[  289.915216][ T6512]  ? clear_bhb_loop+0x40/0x90
[  289.920157][ T6512]  ? clear_bhb_loop+0x40/0x90
[  289.924842][ T6512]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  289.930743][ T6512] RIP: 0033:0x7f7f31590eea
[  289.935165][ T6512] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  289.954795][ T6512] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.963221][ T6512] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  289.971223][ T6512] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  289.979213][ T6512] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  289.987188][ T6512] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  289.995172][ T6512] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  290.003157][ T6512]  </TASK>
[  290.011721][ T6512] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.027994][ T6512] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  290.363692][ T6515] loop1: detected capacity change from 0 to 32768
[  290.376592][ T6515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  290.384397][ T6515] CPU: 1 PID: 6515 Comm: syz.1.196 Not tainted syzkaller #0
[  290.391729][ T6515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  290.401813][ T6515] Call Trace:
[  290.405215][ T6515]  <TASK>
[  290.408182][ T6515]  dump_stack_lvl+0x16c/0x230
[  290.412911][ T6515]  ? show_regs_print_info+0x20/0x20
[  290.418155][ T6515]  ? load_image+0x3b0/0x3b0
[  290.422724][ T6515]  sysfs_create_dir_ns+0x256/0x280
[  290.427892][ T6515]  ? sysfs_warn_dup+0xa0/0xa0
[  290.432711][ T6515]  ? do_raw_spin_unlock+0x121/0x230
[  290.437943][ T6515]  kobject_add_internal+0x6b8/0xc70
[  290.443180][ T6515]  kobject_init_and_add+0x126/0x190
[  290.448436][ T6515]  ? lockdep_softirqs_off+0x430/0x430
[  290.453857][ T6515]  ? kobject_add+0x220/0x220
[  290.458500][ T6515]  ? __init_swait_queue_head+0xa9/0x150
[  290.464081][ T6515]  gfs2_sys_fs_add+0x238/0x470
[  290.468914][ T6515]  ? gfs2_recover_set+0x250/0x250
[  290.473998][ T6515]  ? apply_workqueue_attrs+0x180/0x180
[  290.479513][ T6515]  gfs2_fill_super+0x1323/0x1f80
[  290.484505][ T6515]  ? gfs2_reconfigure+0xb10/0xb10
[  290.489582][ T6515]  ? setup_bdev_super+0x56b/0x660
[  290.494643][ T6515]  get_tree_bdev+0x3e4/0x510
[  290.499257][ T6515]  ? end_current_label_crit_section+0x170/0x170
[  290.505520][ T6515]  ? gfs2_reconfigure+0xb10/0xb10
[  290.510550][ T6515]  ? setup_bdev_super+0x660/0x660
[  290.515584][ T6515]  gfs2_get_tree+0x51/0x1e0
[  290.520097][ T6515]  vfs_get_tree+0x8c/0x280
[  290.524506][ T6515]  do_new_mount+0x24b/0xa40
[  290.529007][ T6515]  __se_sys_mount+0x2da/0x3c0
[  290.533685][ T6515]  ? __x64_sys_mount+0xc0/0xc0
[  290.538443][ T6515]  ? lockdep_hardirqs_on+0x98/0x150
[  290.543634][ T6515]  ? __x64_sys_mount+0x20/0xc0
[  290.548400][ T6515]  do_syscall_64+0x55/0xb0
[  290.552843][ T6515]  ? clear_bhb_loop+0x40/0x90
[  290.557580][ T6515]  ? clear_bhb_loop+0x40/0x90
[  290.562285][ T6515]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  290.568280][ T6515] RIP: 0033:0x7f7f31590eea
[  290.572693][ T6515] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  290.592294][ T6515] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.600706][ T6515] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  290.608678][ T6515] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  290.616642][ T6515] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  290.624607][ T6515] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  290.632572][ T6515] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  290.640558][ T6515]  </TASK>
[  290.649858][ T6515] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  290.663869][ T6515] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.051765][ T6518] loop1: detected capacity change from 0 to 32768
[  291.064148][ T6518] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.072051][ T6518] CPU: 0 PID: 6518 Comm: syz.1.197 Not tainted syzkaller #0
[  291.079385][ T6518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.089566][ T6518] Call Trace:
[  291.092878][ T6518]  <TASK>
[  291.095834][ T6518]  dump_stack_lvl+0x16c/0x230
[  291.100565][ T6518]  ? show_regs_print_info+0x20/0x20
[  291.105797][ T6518]  ? load_image+0x3b0/0x3b0
[  291.110358][ T6518]  sysfs_create_dir_ns+0x256/0x280
[  291.115607][ T6518]  ? sysfs_warn_dup+0xa0/0xa0
[  291.120357][ T6518]  ? do_raw_spin_unlock+0x121/0x230
[  291.125605][ T6518]  kobject_add_internal+0x6b8/0xc70
[  291.130859][ T6518]  kobject_init_and_add+0x126/0x190
[  291.136103][ T6518]  ? lockdep_softirqs_off+0x430/0x430
[  291.141510][ T6518]  ? kobject_add+0x220/0x220
[  291.146139][ T6518]  ? __init_swait_queue_head+0xa9/0x150
[  291.151718][ T6518]  gfs2_sys_fs_add+0x238/0x470
[  291.156572][ T6518]  ? gfs2_recover_set+0x250/0x250
[  291.161651][ T6518]  ? apply_workqueue_attrs+0x180/0x180
[  291.167163][ T6518]  gfs2_fill_super+0x1323/0x1f80
[  291.172167][ T6518]  ? gfs2_reconfigure+0xb10/0xb10
[  291.177249][ T6518]  ? setup_bdev_super+0x56b/0x660
[  291.182310][ T6518]  get_tree_bdev+0x3e4/0x510
[  291.186905][ T6518]  ? end_current_label_crit_section+0x170/0x170
[  291.193147][ T6518]  ? gfs2_reconfigure+0xb10/0xb10
[  291.198168][ T6518]  ? setup_bdev_super+0x660/0x660
[  291.203188][ T6518]  gfs2_get_tree+0x51/0x1e0
[  291.207690][ T6518]  vfs_get_tree+0x8c/0x280
[  291.212135][ T6518]  do_new_mount+0x24b/0xa40
[  291.216665][ T6518]  __se_sys_mount+0x2da/0x3c0
[  291.221375][ T6518]  ? __x64_sys_mount+0xc0/0xc0
[  291.226136][ T6518]  ? lockdep_hardirqs_on+0x98/0x150
[  291.231323][ T6518]  ? __x64_sys_mount+0x20/0xc0
[  291.236112][ T6518]  do_syscall_64+0x55/0xb0
[  291.240552][ T6518]  ? clear_bhb_loop+0x40/0x90
[  291.245244][ T6518]  ? clear_bhb_loop+0x40/0x90
[  291.249969][ T6518]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  291.255868][ T6518] RIP: 0033:0x7f7f31590eea
[  291.260297][ T6518] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  291.280088][ T6518] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  291.288502][ T6518] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  291.296466][ T6518] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  291.304518][ T6518] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  291.312485][ T6518] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  291.320460][ T6518] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  291.328443][ T6518]  </TASK>
[  291.332674][ T6518] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  291.347399][ T6518] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  291.700363][ T6521] loop1: detected capacity change from 0 to 32768
[  291.719682][ T6521] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  291.728161][ T6521] CPU: 1 PID: 6521 Comm: syz.1.198 Not tainted syzkaller #0
[  291.735494][ T6521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  291.745582][ T6521] Call Trace:
[  291.748934][ T6521]  <TASK>
[  291.751888][ T6521]  dump_stack_lvl+0x16c/0x230
[  291.756605][ T6521]  ? show_regs_print_info+0x20/0x20
[  291.761845][ T6521]  ? load_image+0x3b0/0x3b0
[  291.766386][ T6521]  sysfs_create_dir_ns+0x256/0x280
[  291.771540][ T6521]  ? sysfs_warn_dup+0xa0/0xa0
[  291.776284][ T6521]  ? do_raw_spin_unlock+0x121/0x230
[  291.781527][ T6521]  kobject_add_internal+0x6b8/0xc70
[  291.786772][ T6521]  kobject_init_and_add+0x126/0x190
[  291.792006][ T6521]  ? lockdep_softirqs_off+0x430/0x430
[  291.797422][ T6521]  ? kobject_add+0x220/0x220
[  291.802054][ T6521]  ? __init_swait_queue_head+0xa9/0x150
[  291.807631][ T6521]  gfs2_sys_fs_add+0x238/0x470
[  291.812410][ T6521]  ? gfs2_recover_set+0x250/0x250
[  291.817456][ T6521]  ? apply_workqueue_attrs+0x180/0x180
[  291.822928][ T6521]  gfs2_fill_super+0x1323/0x1f80
[  291.827881][ T6521]  ? gfs2_reconfigure+0xb10/0xb10
[  291.832919][ T6521]  ? setup_bdev_super+0x56b/0x660
[  291.837945][ T6521]  get_tree_bdev+0x3e4/0x510
[  291.842539][ T6521]  ? end_current_label_crit_section+0x170/0x170
[  291.848788][ T6521]  ? gfs2_reconfigure+0xb10/0xb10
[  291.853917][ T6521]  ? setup_bdev_super+0x660/0x660
[  291.859036][ T6521]  gfs2_get_tree+0x51/0x1e0
[  291.863547][ T6521]  vfs_get_tree+0x8c/0x280
[  291.867963][ T6521]  do_new_mount+0x24b/0xa40
[  291.872498][ T6521]  __se_sys_mount+0x2da/0x3c0
[  291.877191][ T6521]  ? __x64_sys_mount+0xc0/0xc0
[  291.881956][ T6521]  ? lockdep_hardirqs_on+0x98/0x150
[  291.887265][ T6521]  ? __x64_sys_mount+0x20/0xc0
[  291.892055][ T6521]  do_syscall_64+0x55/0xb0
[  291.896497][ T6521]  ? clear_bhb_loop+0x40/0x90
[  291.901355][ T6521]  ? clear_bhb_loop+0x40/0x90
[  291.906044][ T6521]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  291.911944][ T6521] RIP: 0033:0x7f7f31590eea
[  291.916359][ T6521] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  291.935994][ T6521] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  291.944427][ T6521] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  291.952427][ T6521] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  291.960413][ T6521] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  291.968404][ T6521] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  291.976389][ T6521] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  291.984409][ T6521]  </TASK>
[  291.992459][ T6521] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.009085][ T6521] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  292.346915][ T6524] loop1: detected capacity change from 0 to 32768
[  292.359683][ T6524] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  292.367258][ T6524] CPU: 0 PID: 6524 Comm: syz.1.199 Not tainted syzkaller #0
[  292.374720][ T6524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  292.384801][ T6524] Call Trace:
[  292.388114][ T6524]  <TASK>
[  292.391075][ T6524]  dump_stack_lvl+0x16c/0x230
[  292.395798][ T6524]  ? show_regs_print_info+0x20/0x20
[  292.401044][ T6524]  ? load_image+0x3b0/0x3b0
[  292.405609][ T6524]  sysfs_create_dir_ns+0x256/0x280
[  292.410781][ T6524]  ? sysfs_warn_dup+0xa0/0xa0
[  292.415487][ T6524]  ? do_raw_spin_unlock+0x121/0x230
[  292.420722][ T6524]  kobject_add_internal+0x6b8/0xc70
[  292.425966][ T6524]  kobject_init_and_add+0x126/0x190
[  292.431203][ T6524]  ? lockdep_softirqs_off+0x430/0x430
[  292.436607][ T6524]  ? kobject_add+0x220/0x220
[  292.441328][ T6524]  ? __init_swait_queue_head+0xa9/0x150
[  292.446911][ T6524]  gfs2_sys_fs_add+0x238/0x470
[  292.451712][ T6524]  ? gfs2_recover_set+0x250/0x250
[  292.456769][ T6524]  ? apply_workqueue_attrs+0x180/0x180
[  292.462274][ T6524]  gfs2_fill_super+0x1323/0x1f80
[  292.467263][ T6524]  ? gfs2_reconfigure+0xb10/0xb10
[  292.472331][ T6524]  ? setup_bdev_super+0x56b/0x660
[  292.477381][ T6524]  get_tree_bdev+0x3e4/0x510
[  292.481983][ T6524]  ? end_current_label_crit_section+0x170/0x170
[  292.488227][ T6524]  ? gfs2_reconfigure+0xb10/0xb10
[  292.493272][ T6524]  ? setup_bdev_super+0x660/0x660
[  292.498301][ T6524]  gfs2_get_tree+0x51/0x1e0
[  292.502820][ T6524]  vfs_get_tree+0x8c/0x280
[  292.507235][ T6524]  do_new_mount+0x24b/0xa40
[  292.511743][ T6524]  __se_sys_mount+0x2da/0x3c0
[  292.516429][ T6524]  ? __x64_sys_mount+0xc0/0xc0
[  292.521189][ T6524]  ? lockdep_hardirqs_on+0x98/0x150
[  292.526388][ T6524]  ? __x64_sys_mount+0x20/0xc0
[  292.531158][ T6524]  do_syscall_64+0x55/0xb0
[  292.535676][ T6524]  ? clear_bhb_loop+0x40/0x90
[  292.540372][ T6524]  ? clear_bhb_loop+0x40/0x90
[  292.545064][ T6524]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  292.550970][ T6524] RIP: 0033:0x7f7f31590eea
[  292.555596][ T6524] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  292.575205][ T6524] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.583639][ T6524] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  292.591643][ T6524] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  292.599623][ T6524] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  292.607595][ T6524] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  292.615586][ T6524] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  292.623591][ T6524]  </TASK>
[  292.629674][ T6524] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  292.643674][ T6524] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.000328][ T6527] loop1: detected capacity change from 0 to 32768
[  293.016562][ T6527] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  293.024003][ T6527] CPU: 0 PID: 6527 Comm: syz.1.200 Not tainted syzkaller #0
[  293.031324][ T6527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  293.041410][ T6527] Call Trace:
[  293.044710][ T6527]  <TASK>
[  293.047658][ T6527]  dump_stack_lvl+0x16c/0x230
[  293.052451][ T6527]  ? show_regs_print_info+0x20/0x20
[  293.057695][ T6527]  ? load_image+0x3b0/0x3b0
[  293.062234][ T6527]  sysfs_create_dir_ns+0x256/0x280
[  293.067375][ T6527]  ? sysfs_warn_dup+0xa0/0xa0
[  293.072083][ T6527]  ? do_raw_spin_unlock+0x121/0x230
[  293.077323][ T6527]  kobject_add_internal+0x6b8/0xc70
[  293.082545][ T6527]  kobject_init_and_add+0x126/0x190
[  293.087742][ T6527]  ? lockdep_softirqs_off+0x430/0x430
[  293.093113][ T6527]  ? kobject_add+0x220/0x220
[  293.097715][ T6527]  ? __init_swait_queue_head+0xa9/0x150
[  293.103261][ T6527]  gfs2_sys_fs_add+0x238/0x470
[  293.108031][ T6527]  ? gfs2_recover_set+0x250/0x250
[  293.113063][ T6527]  ? apply_workqueue_attrs+0x180/0x180
[  293.118529][ T6527]  gfs2_fill_super+0x1323/0x1f80
[  293.123477][ T6527]  ? gfs2_reconfigure+0xb10/0xb10
[  293.128507][ T6527]  ? setup_bdev_super+0x56b/0x660
[  293.133534][ T6527]  get_tree_bdev+0x3e4/0x510
[  293.138128][ T6527]  ? end_current_label_crit_section+0x170/0x170
[  293.144371][ T6527]  ? gfs2_reconfigure+0xb10/0xb10
[  293.149395][ T6527]  ? setup_bdev_super+0x660/0x660
[  293.154421][ T6527]  gfs2_get_tree+0x51/0x1e0
[  293.158934][ T6527]  vfs_get_tree+0x8c/0x280
[  293.163359][ T6527]  do_new_mount+0x24b/0xa40
[  293.167868][ T6527]  __se_sys_mount+0x2da/0x3c0
[  293.172561][ T6527]  ? __x64_sys_mount+0xc0/0xc0
[  293.177324][ T6527]  ? lockdep_hardirqs_on+0x98/0x150
[  293.182519][ T6527]  ? __x64_sys_mount+0x20/0xc0
[  293.187282][ T6527]  do_syscall_64+0x55/0xb0
[  293.191695][ T6527]  ? clear_bhb_loop+0x40/0x90
[  293.196402][ T6527]  ? clear_bhb_loop+0x40/0x90
[  293.201088][ T6527]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  293.206985][ T6527] RIP: 0033:0x7f7f31590eea
[  293.211402][ T6527] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  293.231096][ T6527] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.239507][ T6527] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  293.247474][ T6527] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  293.255443][ T6527] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  293.263411][ T6527] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  293.271377][ T6527] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  293.279382][ T6527]  </TASK>
[  293.293898][ T6527] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  293.308557][ T6527] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  293.645296][ T6530] loop1: detected capacity change from 0 to 32768
[  293.655357][ T6530] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  293.663442][ T6530] CPU: 1 PID: 6530 Comm: syz.1.201 Not tainted syzkaller #0
[  293.670776][ T6530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  293.680861][ T6530] Call Trace:
[  293.684165][ T6530]  <TASK>
[  293.687126][ T6530]  dump_stack_lvl+0x16c/0x230
[  293.691848][ T6530]  ? show_regs_print_info+0x20/0x20
[  293.697130][ T6530]  ? load_image+0x3b0/0x3b0
[  293.701680][ T6530]  sysfs_create_dir_ns+0x256/0x280
[  293.706826][ T6530]  ? sysfs_warn_dup+0xa0/0xa0
[  293.711533][ T6530]  ? do_raw_spin_unlock+0x121/0x230
[  293.716850][ T6530]  kobject_add_internal+0x6b8/0xc70
[  293.722147][ T6530]  kobject_init_and_add+0x126/0x190
[  293.727363][ T6530]  ? lockdep_softirqs_off+0x430/0x430
[  293.732765][ T6530]  ? kobject_add+0x220/0x220
[  293.737369][ T6530]  ? __init_swait_queue_head+0xa9/0x150
[  293.742947][ T6530]  gfs2_sys_fs_add+0x238/0x470
[  293.747738][ T6530]  ? gfs2_recover_set+0x250/0x250
[  293.752769][ T6530]  ? apply_workqueue_attrs+0x180/0x180
[  293.758248][ T6530]  gfs2_fill_super+0x1323/0x1f80
[  293.763221][ T6530]  ? gfs2_reconfigure+0xb10/0xb10
[  293.768251][ T6530]  ? setup_bdev_super+0x56b/0x660
[  293.773274][ T6530]  get_tree_bdev+0x3e4/0x510
[  293.777873][ T6530]  ? end_current_label_crit_section+0x170/0x170
[  293.784111][ T6530]  ? gfs2_reconfigure+0xb10/0xb10
[  293.789152][ T6530]  ? setup_bdev_super+0x660/0x660
[  293.794181][ T6530]  gfs2_get_tree+0x51/0x1e0
[  293.798685][ T6530]  vfs_get_tree+0x8c/0x280
[  293.803091][ T6530]  do_new_mount+0x24b/0xa40
[  293.807587][ T6530]  __se_sys_mount+0x2da/0x3c0
[  293.812253][ T6530]  ? __x64_sys_mount+0xc0/0xc0
[  293.817013][ T6530]  ? lockdep_hardirqs_on+0x98/0x150
[  293.822216][ T6530]  ? __x64_sys_mount+0x20/0xc0
[  293.826980][ T6530]  do_syscall_64+0x55/0xb0
[  293.831385][ T6530]  ? clear_bhb_loop+0x40/0x90
[  293.836141][ T6530]  ? clear_bhb_loop+0x40/0x90
[  293.840807][ T6530]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  293.846693][ T6530] RIP: 0033:0x7f7f31590eea
[  293.851099][ T6530] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  293.870704][ T6530] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.879119][ T6530] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  293.887080][ T6530] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  293.895041][ T6530] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  293.903001][ T6530] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  293.910965][ T6530] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  293.918940][ T6530]  </TASK>
[  293.924067][ T6530] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  293.938450][ T6530] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  294.026628][   T51] Bluetooth: hci1: command 0x0406 tx timeout
[  294.303968][ T6533] loop1: detected capacity change from 0 to 32768
[  294.316355][ T6533] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.323787][ T6533] CPU: 1 PID: 6533 Comm: syz.1.202 Not tainted syzkaller #0
[  294.331097][ T6533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.341187][ T6533] Call Trace:
[  294.344495][ T6533]  <TASK>
[  294.347461][ T6533]  dump_stack_lvl+0x16c/0x230
[  294.352189][ T6533]  ? show_regs_print_info+0x20/0x20
[  294.357430][ T6533]  ? load_image+0x3b0/0x3b0
[  294.361976][ T6533]  sysfs_create_dir_ns+0x256/0x280
[  294.367133][ T6533]  ? sysfs_warn_dup+0xa0/0xa0
[  294.371942][ T6533]  ? do_raw_spin_unlock+0x121/0x230
[  294.377182][ T6533]  kobject_add_internal+0x6b8/0xc70
[  294.382412][ T6533]  kobject_init_and_add+0x126/0x190
[  294.387625][ T6533]  ? lockdep_softirqs_off+0x430/0x430
[  294.393010][ T6533]  ? kobject_add+0x220/0x220
[  294.397604][ T6533]  ? __init_swait_queue_head+0xa9/0x150
[  294.403157][ T6533]  gfs2_sys_fs_add+0x238/0x470
[  294.407930][ T6533]  ? gfs2_recover_set+0x250/0x250
[  294.412969][ T6533]  ? apply_workqueue_attrs+0x180/0x180
[  294.418522][ T6533]  gfs2_fill_super+0x1323/0x1f80
[  294.423472][ T6533]  ? gfs2_reconfigure+0xb10/0xb10
[  294.428506][ T6533]  ? setup_bdev_super+0x56b/0x660
[  294.433531][ T6533]  get_tree_bdev+0x3e4/0x510
[  294.438209][ T6533]  ? end_current_label_crit_section+0x170/0x170
[  294.444453][ T6533]  ? gfs2_reconfigure+0xb10/0xb10
[  294.449484][ T6533]  ? setup_bdev_super+0x660/0x660
[  294.454514][ T6533]  gfs2_get_tree+0x51/0x1e0
[  294.459022][ T6533]  vfs_get_tree+0x8c/0x280
[  294.464075][ T6533]  do_new_mount+0x24b/0xa40
[  294.469199][ T6533]  __se_sys_mount+0x2da/0x3c0
[  294.473878][ T6533]  ? __x64_sys_mount+0xc0/0xc0
[  294.478645][ T6533]  ? lockdep_hardirqs_on+0x98/0x150
[  294.483848][ T6533]  ? __x64_sys_mount+0x20/0xc0
[  294.488695][ T6533]  do_syscall_64+0x55/0xb0
[  294.493118][ T6533]  ? clear_bhb_loop+0x40/0x90
[  294.497798][ T6533]  ? clear_bhb_loop+0x40/0x90
[  294.502480][ T6533]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  294.508373][ T6533] RIP: 0033:0x7f7f31590eea
[  294.512788][ T6533] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  294.532399][ T6533] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.540814][ T6533] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  294.548780][ T6533] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  294.556754][ T6533] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  294.564722][ T6533] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  294.572689][ T6533] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  294.580670][ T6533]  </TASK>
[  294.592822][ T6533] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  294.612987][ T6533] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/03 20:34:58 executed programs: 188
[  294.942921][ T6536] loop1: detected capacity change from 0 to 32768
[  294.952912][ T6536] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  294.960519][ T6536] CPU: 1 PID: 6536 Comm: syz.1.203 Not tainted syzkaller #0
[  294.967835][ T6536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  294.977929][ T6536] Call Trace:
[  294.981237][ T6536]  <TASK>
[  294.984200][ T6536]  dump_stack_lvl+0x16c/0x230
[  294.988926][ T6536]  ? show_regs_print_info+0x20/0x20
[  294.994167][ T6536]  ? load_image+0x3b0/0x3b0
[  294.998713][ T6536]  sysfs_create_dir_ns+0x256/0x280
[  295.003858][ T6536]  ? sysfs_warn_dup+0xa0/0xa0
[  295.008579][ T6536]  ? do_raw_spin_unlock+0x121/0x230
[  295.014241][ T6536]  kobject_add_internal+0x6b8/0xc70
[  295.019469][ T6536]  kobject_init_and_add+0x126/0x190
[  295.024661][ T6536]  ? lockdep_softirqs_off+0x430/0x430
[  295.030030][ T6536]  ? kobject_add+0x220/0x220
[  295.034617][ T6536]  ? __init_swait_queue_head+0xa9/0x150
[  295.040159][ T6536]  gfs2_sys_fs_add+0x238/0x470
[  295.044920][ T6536]  ? gfs2_recover_set+0x250/0x250
[  295.049939][ T6536]  ? apply_workqueue_attrs+0x180/0x180
[  295.055398][ T6536]  gfs2_fill_super+0x1323/0x1f80
[  295.060338][ T6536]  ? gfs2_reconfigure+0xb10/0xb10
[  295.065364][ T6536]  ? setup_bdev_super+0x56b/0x660
[  295.070381][ T6536]  get_tree_bdev+0x3e4/0x510
[  295.074968][ T6536]  ? end_current_label_crit_section+0x170/0x170
[  295.081204][ T6536]  ? gfs2_reconfigure+0xb10/0xb10
[  295.086228][ T6536]  ? setup_bdev_super+0x660/0x660
[  295.091260][ T6536]  gfs2_get_tree+0x51/0x1e0
[  295.095764][ T6536]  vfs_get_tree+0x8c/0x280
[  295.100177][ T6536]  do_new_mount+0x24b/0xa40
[  295.104686][ T6536]  __se_sys_mount+0x2da/0x3c0
[  295.109375][ T6536]  ? __x64_sys_mount+0xc0/0xc0
[  295.114133][ T6536]  ? lockdep_hardirqs_on+0x98/0x150
[  295.119321][ T6536]  ? __x64_sys_mount+0x20/0xc0
[  295.124077][ T6536]  do_syscall_64+0x55/0xb0
[  295.128482][ T6536]  ? clear_bhb_loop+0x40/0x90
[  295.133148][ T6536]  ? clear_bhb_loop+0x40/0x90
[  295.137816][ T6536]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  295.143699][ T6536] RIP: 0033:0x7f7f31590eea
[  295.148119][ T6536] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  295.167745][ T6536] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.176202][ T6536] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  295.184261][ T6536] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  295.192232][ T6536] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  295.200210][ T6536] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  295.208185][ T6536] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  295.216171][ T6536]  </TASK>
[  295.220234][ T6536] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  295.237248][ T6536] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  295.640098][ T6540] loop1: detected capacity change from 0 to 32768
[  295.648742][ T6540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  295.656603][ T6540] CPU: 0 PID: 6540 Comm: syz.1.204 Not tainted syzkaller #0
[  295.663940][ T6540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  295.674025][ T6540] Call Trace:
[  295.677423][ T6540]  <TASK>
[  295.680379][ T6540]  dump_stack_lvl+0x16c/0x230
[  295.685103][ T6540]  ? show_regs_print_info+0x20/0x20
[  295.690335][ T6540]  ? load_image+0x3b0/0x3b0
[  295.694875][ T6540]  sysfs_create_dir_ns+0x256/0x280
[  295.700029][ T6540]  ? sysfs_warn_dup+0xa0/0xa0
[  295.704755][ T6540]  ? do_raw_spin_unlock+0x121/0x230
[  295.710091][ T6540]  kobject_add_internal+0x6b8/0xc70
[  295.715310][ T6540]  kobject_init_and_add+0x126/0x190
[  295.720545][ T6540]  ? lockdep_softirqs_off+0x430/0x430
[  295.725927][ T6540]  ? kobject_add+0x220/0x220
[  295.730522][ T6540]  ? __init_swait_queue_head+0xa9/0x150
[  295.736070][ T6540]  gfs2_sys_fs_add+0x238/0x470
[  295.740845][ T6540]  ? gfs2_recover_set+0x250/0x250
[  295.745875][ T6540]  ? apply_workqueue_attrs+0x180/0x180
[  295.751338][ T6540]  gfs2_fill_super+0x1323/0x1f80
[  295.756289][ T6540]  ? gfs2_reconfigure+0xb10/0xb10
[  295.761326][ T6540]  ? setup_bdev_super+0x56b/0x660
[  295.766353][ T6540]  get_tree_bdev+0x3e4/0x510
[  295.770948][ T6540]  ? end_current_label_crit_section+0x170/0x170
[  295.777192][ T6540]  ? gfs2_reconfigure+0xb10/0xb10
[  295.782227][ T6540]  ? setup_bdev_super+0x660/0x660
[  295.787257][ T6540]  gfs2_get_tree+0x51/0x1e0
[  295.791767][ T6540]  vfs_get_tree+0x8c/0x280
[  295.796208][ T6540]  do_new_mount+0x24b/0xa40
[  295.800726][ T6540]  __se_sys_mount+0x2da/0x3c0
[  295.805410][ T6540]  ? __x64_sys_mount+0xc0/0xc0
[  295.810172][ T6540]  ? lockdep_hardirqs_on+0x98/0x150
[  295.815455][ T6540]  ? __x64_sys_mount+0x20/0xc0
[  295.820216][ T6540]  do_syscall_64+0x55/0xb0
[  295.824655][ T6540]  ? clear_bhb_loop+0x40/0x90
[  295.829342][ T6540]  ? clear_bhb_loop+0x40/0x90
[  295.834068][ T6540]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  295.839988][ T6540] RIP: 0033:0x7f7f31590eea
[  295.844399][ 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
[  295.864025][ T6540] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.872446][ T6540] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  295.880419][ T6540] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  295.888391][ T6540] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  295.896359][ T6540] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  295.904333][ T6540] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  295.912315][ T6540]  </TASK>
[  295.916952][ 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.
[  295.938553][ T6540] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  296.280508][ T6544] loop1: detected capacity change from 0 to 32768
[  296.289772][ T6544] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  296.297692][ T6544] CPU: 1 PID: 6544 Comm: syz.1.205 Not tainted syzkaller #0
[  296.305014][ T6544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  296.315096][ T6544] Call Trace:
[  296.318418][ T6544]  <TASK>
[  296.321390][ T6544]  dump_stack_lvl+0x16c/0x230
[  296.326112][ T6544]  ? show_regs_print_info+0x20/0x20
[  296.331360][ T6544]  ? load_image+0x3b0/0x3b0
[  296.335911][ T6544]  sysfs_create_dir_ns+0x256/0x280
[  296.341077][ T6544]  ? sysfs_warn_dup+0xa0/0xa0
[  296.345794][ T6544]  ? do_raw_spin_unlock+0x121/0x230
[  296.351039][ T6544]  kobject_add_internal+0x6b8/0xc70
[  296.356273][ T6544]  kobject_init_and_add+0x126/0x190
[  296.361536][ T6544]  ? lockdep_softirqs_off+0x430/0x430
[  296.366932][ T6544]  ? kobject_add+0x220/0x220
[  296.371966][ T6544]  ? __init_swait_queue_head+0xa9/0x150
[  296.377508][ T6544]  gfs2_sys_fs_add+0x238/0x470
[  296.382356][ T6544]  ? gfs2_recover_set+0x250/0x250
[  296.387411][ T6544]  ? apply_workqueue_attrs+0x180/0x180
[  296.392870][ T6544]  gfs2_fill_super+0x1323/0x1f80
[  296.397809][ T6544]  ? gfs2_reconfigure+0xb10/0xb10
[  296.402833][ T6544]  ? setup_bdev_super+0x56b/0x660
[  296.407856][ T6544]  get_tree_bdev+0x3e4/0x510
[  296.412449][ T6544]  ? end_current_label_crit_section+0x170/0x170
[  296.418694][ T6544]  ? gfs2_reconfigure+0xb10/0xb10
[  296.423897][ T6544]  ? setup_bdev_super+0x660/0x660
[  296.428946][ T6544]  gfs2_get_tree+0x51/0x1e0
[  296.433455][ T6544]  vfs_get_tree+0x8c/0x280
[  296.437873][ T6544]  do_new_mount+0x24b/0xa40
[  296.442393][ T6544]  __se_sys_mount+0x2da/0x3c0
[  296.447202][ T6544]  ? __x64_sys_mount+0xc0/0xc0
[  296.451989][ T6544]  ? lockdep_hardirqs_on+0x98/0x150
[  296.457208][ T6544]  ? __x64_sys_mount+0x20/0xc0
[  296.461979][ T6544]  do_syscall_64+0x55/0xb0
[  296.466414][ T6544]  ? clear_bhb_loop+0x40/0x90
[  296.471100][ T6544]  ? clear_bhb_loop+0x40/0x90
[  296.475779][ T6544]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  296.481678][ T6544] RIP: 0033:0x7f7f31590eea
[  296.486097][ T6544] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  296.505980][ T6544] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.514400][ T6544] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  296.522394][ T6544] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  296.530373][ T6544] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  296.538347][ T6544] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  296.546319][ T6544] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  296.554305][ T6544]  </TASK>
[  296.561272][ T6544] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  296.575412][ T6544] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  296.936524][ T6548] loop1: detected capacity change from 0 to 32768
[  296.948998][ T6548] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  296.966335][ T6548] CPU: 0 PID: 6548 Comm: syz.1.206 Not tainted syzkaller #0
[  296.973863][ T6548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  296.983950][ T6548] Call Trace:
[  296.987353][ T6548]  <TASK>
[  296.990305][ T6548]  dump_stack_lvl+0x16c/0x230
[  296.995037][ T6548]  ? show_regs_print_info+0x20/0x20
[  297.000281][ T6548]  ? load_image+0x3b0/0x3b0
[  297.004822][ T6548]  sysfs_create_dir_ns+0x256/0x280
[  297.010053][ T6548]  ? sysfs_warn_dup+0xa0/0xa0
[  297.014772][ T6548]  ? do_raw_spin_unlock+0x121/0x230
[  297.020177][ T6548]  kobject_add_internal+0x6b8/0xc70
[  297.025420][ T6548]  kobject_init_and_add+0x126/0x190
[  297.030639][ T6548]  ? lockdep_softirqs_off+0x430/0x430
[  297.036048][ T6548]  ? kobject_add+0x220/0x220
[  297.040645][ T6548]  ? __init_swait_queue_head+0xa9/0x150
[  297.046197][ T6548]  gfs2_sys_fs_add+0x238/0x470
[  297.050976][ T6548]  ? gfs2_recover_set+0x250/0x250
[  297.056013][ T6548]  ? apply_workqueue_attrs+0x180/0x180
[  297.061483][ T6548]  gfs2_fill_super+0x1323/0x1f80
[  297.066455][ T6548]  ? gfs2_reconfigure+0xb10/0xb10
[  297.071501][ T6548]  ? setup_bdev_super+0x56b/0x660
[  297.076538][ T6548]  get_tree_bdev+0x3e4/0x510
[  297.081172][ T6548]  ? end_current_label_crit_section+0x170/0x170
[  297.087421][ T6548]  ? gfs2_reconfigure+0xb10/0xb10
[  297.092466][ T6548]  ? setup_bdev_super+0x660/0x660
[  297.097609][ T6548]  gfs2_get_tree+0x51/0x1e0
[  297.102188][ T6548]  vfs_get_tree+0x8c/0x280
[  297.106709][ T6548]  do_new_mount+0x24b/0xa40
[  297.111240][ T6548]  __se_sys_mount+0x2da/0x3c0
[  297.115958][ T6548]  ? __x64_sys_mount+0xc0/0xc0
[  297.120745][ T6548]  ? lockdep_hardirqs_on+0x98/0x150
[  297.125944][ T6548]  ? __x64_sys_mount+0x20/0xc0
[  297.130741][ T6548]  do_syscall_64+0x55/0xb0
[  297.135186][ T6548]  ? clear_bhb_loop+0x40/0x90
[  297.139865][ T6548]  ? clear_bhb_loop+0x40/0x90
[  297.144548][ T6548]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  297.150437][ T6548] RIP: 0033:0x7f7f31590eea
[  297.154850][ T6548] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  297.174463][ T6548] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.182993][ T6548] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  297.190969][ T6548] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  297.199027][ T6548] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  297.207035][ T6548] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  297.215046][ T6548] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  297.223047][ T6548]  </TASK>
[  297.249383][ T6548] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  297.264894][ T6548] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  297.608345][ T6551] loop1: detected capacity change from 0 to 32768
[  297.622472][ T6551] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  297.630052][ T6551] CPU: 1 PID: 6551 Comm: syz.1.207 Not tainted syzkaller #0
[  297.637370][ T6551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  297.647455][ T6551] Call Trace:
[  297.650767][ T6551]  <TASK>
[  297.653984][ T6551]  dump_stack_lvl+0x16c/0x230
[  297.658707][ T6551]  ? show_regs_print_info+0x20/0x20
[  297.663951][ T6551]  ? load_image+0x3b0/0x3b0
[  297.668512][ T6551]  sysfs_create_dir_ns+0x256/0x280
[  297.673666][ T6551]  ? sysfs_warn_dup+0xa0/0xa0
[  297.678381][ T6551]  ? do_raw_spin_unlock+0x121/0x230
[  297.683610][ T6551]  kobject_add_internal+0x6b8/0xc70
[  297.688848][ T6551]  kobject_init_and_add+0x126/0x190
[  297.694084][ T6551]  ? lockdep_softirqs_off+0x430/0x430
[  297.699490][ T6551]  ? kobject_add+0x220/0x220
[  297.704124][ T6551]  ? __init_swait_queue_head+0xa9/0x150
[  297.709706][ T6551]  gfs2_sys_fs_add+0x238/0x470
[  297.714512][ T6551]  ? gfs2_recover_set+0x250/0x250
[  297.719575][ T6551]  ? apply_workqueue_attrs+0x180/0x180
[  297.725057][ T6551]  gfs2_fill_super+0x1323/0x1f80
[  297.730097][ T6551]  ? gfs2_reconfigure+0xb10/0xb10
[  297.735132][ T6551]  ? setup_bdev_super+0x56b/0x660
[  297.740163][ T6551]  get_tree_bdev+0x3e4/0x510
[  297.744754][ T6551]  ? end_current_label_crit_section+0x170/0x170
[  297.750998][ T6551]  ? gfs2_reconfigure+0xb10/0xb10
[  297.756023][ T6551]  ? setup_bdev_super+0x660/0x660
[  297.761053][ T6551]  gfs2_get_tree+0x51/0x1e0
[  297.765559][ T6551]  vfs_get_tree+0x8c/0x280
[  297.769975][ T6551]  do_new_mount+0x24b/0xa40
[  297.774484][ T6551]  __se_sys_mount+0x2da/0x3c0
[  297.779167][ T6551]  ? __x64_sys_mount+0xc0/0xc0
[  297.783939][ T6551]  ? lockdep_hardirqs_on+0x98/0x150
[  297.789137][ T6551]  ? __x64_sys_mount+0x20/0xc0
[  297.793899][ T6551]  do_syscall_64+0x55/0xb0
[  297.798313][ T6551]  ? clear_bhb_loop+0x40/0x90
[  297.802992][ T6551]  ? clear_bhb_loop+0x40/0x90
[  297.807673][ T6551]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  297.813564][ T6551] RIP: 0033:0x7f7f31590eea
[  297.817975][ T6551] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  297.837584][ T6551] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.846037][ T6551] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  297.854037][ T6551] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  297.862041][ T6551] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  297.870022][ T6551] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  297.878085][ T6551] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  297.886074][ T6551]  </TASK>
[  297.892195][ T6551] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  297.917299][ T6551] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  298.282023][ T6555] loop1: detected capacity change from 0 to 32768
[  298.295074][ T6555] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  298.302960][ T6555] CPU: 1 PID: 6555 Comm: syz.1.208 Not tainted syzkaller #0
[  298.310373][ T6555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  298.320464][ T6555] Call Trace:
[  298.323821][ T6555]  <TASK>
[  298.326824][ T6555]  dump_stack_lvl+0x16c/0x230
[  298.331552][ T6555]  ? show_regs_print_info+0x20/0x20
[  298.336854][ T6555]  ? load_image+0x3b0/0x3b0
[  298.341406][ T6555]  sysfs_create_dir_ns+0x256/0x280
[  298.346553][ T6555]  ? sysfs_warn_dup+0xa0/0xa0
[  298.351272][ T6555]  ? do_raw_spin_unlock+0x121/0x230
[  298.356503][ T6555]  kobject_add_internal+0x6b8/0xc70
[  298.361831][ T6555]  kobject_init_and_add+0x126/0x190
[  298.367060][ T6555]  ? lockdep_softirqs_off+0x430/0x430
[  298.372460][ T6555]  ? kobject_add+0x220/0x220
[  298.377079][ T6555]  ? __init_swait_queue_head+0xa9/0x150
[  298.382658][ T6555]  gfs2_sys_fs_add+0x238/0x470
[  298.387444][ T6555]  ? gfs2_recover_set+0x250/0x250
[  298.392484][ T6555]  ? apply_workqueue_attrs+0x180/0x180
[  298.397952][ T6555]  gfs2_fill_super+0x1323/0x1f80
[  298.402905][ T6555]  ? gfs2_reconfigure+0xb10/0xb10
[  298.407944][ T6555]  ? setup_bdev_super+0x56b/0x660
[  298.413037][ T6555]  get_tree_bdev+0x3e4/0x510
[  298.417668][ T6555]  ? end_current_label_crit_section+0x170/0x170
[  298.423919][ T6555]  ? gfs2_reconfigure+0xb10/0xb10
[  298.428942][ T6555]  ? setup_bdev_super+0x660/0x660
[  298.433966][ T6555]  gfs2_get_tree+0x51/0x1e0
[  298.438467][ T6555]  vfs_get_tree+0x8c/0x280
[  298.442889][ T6555]  do_new_mount+0x24b/0xa40
[  298.447398][ T6555]  __se_sys_mount+0x2da/0x3c0
[  298.452081][ T6555]  ? __x64_sys_mount+0xc0/0xc0
[  298.456853][ T6555]  ? lockdep_hardirqs_on+0x98/0x150
[  298.462067][ T6555]  ? __x64_sys_mount+0x20/0xc0
[  298.466870][ T6555]  do_syscall_64+0x55/0xb0
[  298.471294][ T6555]  ? clear_bhb_loop+0x40/0x90
[  298.475969][ T6555]  ? clear_bhb_loop+0x40/0x90
[  298.480650][ T6555]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  298.486570][ T6555] RIP: 0033:0x7f7f31590eea
[  298.491033][ T6555] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  298.510654][ T6555] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.519071][ T6555] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  298.527131][ T6555] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  298.535131][ T6555] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  298.543128][ T6555] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  298.551128][ T6555] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  298.559134][ T6555]  </TASK>
[  298.563006][ T6555] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  298.577089][ T6555] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  298.930306][ T6558] loop1: detected capacity change from 0 to 32768
[  298.948604][ T6558] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  298.956040][ T6558] CPU: 1 PID: 6558 Comm: syz.1.209 Not tainted syzkaller #0
[  298.963350][ T6558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  298.973437][ T6558] Call Trace:
[  298.976746][ T6558]  <TASK>
[  298.979691][ T6558]  dump_stack_lvl+0x16c/0x230
[  298.984401][ T6558]  ? show_regs_print_info+0x20/0x20
[  298.989623][ T6558]  ? load_image+0x3b0/0x3b0
[  298.994163][ T6558]  sysfs_create_dir_ns+0x256/0x280
[  298.999299][ T6558]  ? sysfs_warn_dup+0xa0/0xa0
[  299.003975][ T6558]  ? do_raw_spin_unlock+0x121/0x230
[  299.009179][ T6558]  kobject_add_internal+0x6b8/0xc70
[  299.014399][ T6558]  kobject_init_and_add+0x126/0x190
[  299.019600][ T6558]  ? lockdep_softirqs_off+0x430/0x430
[  299.024972][ T6558]  ? kobject_add+0x220/0x220
[  299.029565][ T6558]  ? __init_swait_queue_head+0xa9/0x150
[  299.035108][ T6558]  gfs2_sys_fs_add+0x238/0x470
[  299.039873][ T6558]  ? gfs2_recover_set+0x250/0x250
[  299.044895][ T6558]  ? apply_workqueue_attrs+0x180/0x180
[  299.050352][ T6558]  gfs2_fill_super+0x1323/0x1f80
[  299.055293][ T6558]  ? gfs2_reconfigure+0xb10/0xb10
[  299.060339][ T6558]  ? setup_bdev_super+0x56b/0x660
[  299.065384][ T6558]  get_tree_bdev+0x3e4/0x510
[  299.069967][ T6558]  ? end_current_label_crit_section+0x170/0x170
[  299.076221][ T6558]  ? gfs2_reconfigure+0xb10/0xb10
[  299.081301][ T6558]  ? setup_bdev_super+0x660/0x660
[  299.086339][ T6558]  gfs2_get_tree+0x51/0x1e0
[  299.090851][ T6558]  vfs_get_tree+0x8c/0x280
[  299.095259][ T6558]  do_new_mount+0x24b/0xa40
[  299.099764][ T6558]  __se_sys_mount+0x2da/0x3c0
[  299.104446][ T6558]  ? __x64_sys_mount+0xc0/0xc0
[  299.109209][ T6558]  ? lockdep_hardirqs_on+0x98/0x150
[  299.114427][ T6558]  ? __x64_sys_mount+0x20/0xc0
[  299.119209][ T6558]  do_syscall_64+0x55/0xb0
[  299.123626][ T6558]  ? clear_bhb_loop+0x40/0x90
[  299.128362][ T6558]  ? clear_bhb_loop+0x40/0x90
[  299.133072][ T6558]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  299.138990][ T6558] RIP: 0033:0x7f7f31590eea
[  299.143426][ T6558] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  299.163045][ T6558] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  299.171451][ T6558] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  299.179416][ T6558] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  299.187374][ T6558] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  299.195337][ T6558] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  299.203319][ T6558] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  299.211302][ T6558]  </TASK>
[  299.221247][ T6558] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  299.238470][ T6558] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  299.611763][ T6562] loop1: detected capacity change from 0 to 32768
[  299.624382][ T6562] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  299.636868][ T6562] CPU: 1 PID: 6562 Comm: syz.1.210 Not tainted syzkaller #0
[  299.644217][ T6562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  299.654301][ T6562] Call Trace:
[  299.657609][ T6562]  <TASK>
[  299.660566][ T6562]  dump_stack_lvl+0x16c/0x230
[  299.665367][ T6562]  ? show_regs_print_info+0x20/0x20
[  299.670600][ T6562]  ? load_image+0x3b0/0x3b0
[  299.675137][ T6562]  sysfs_create_dir_ns+0x256/0x280
[  299.680280][ T6562]  ? sysfs_warn_dup+0xa0/0xa0
[  299.684982][ T6562]  ? do_raw_spin_unlock+0x121/0x230
[  299.690211][ T6562]  kobject_add_internal+0x6b8/0xc70
[  299.695451][ T6562]  kobject_init_and_add+0x126/0x190
[  299.700750][ T6562]  ? lockdep_softirqs_off+0x430/0x430
[  299.706130][ T6562]  ? kobject_add+0x220/0x220
[  299.710726][ T6562]  ? __init_swait_queue_head+0xa9/0x150
[  299.716284][ T6562]  gfs2_sys_fs_add+0x238/0x470
[  299.721061][ T6562]  ? gfs2_recover_set+0x250/0x250
[  299.726090][ T6562]  ? apply_workqueue_attrs+0x180/0x180
[  299.731556][ T6562]  gfs2_fill_super+0x1323/0x1f80
[  299.736547][ T6562]  ? gfs2_reconfigure+0xb10/0xb10
[  299.741593][ T6562]  ? setup_bdev_super+0x56b/0x660
[  299.746619][ T6562]  get_tree_bdev+0x3e4/0x510
[  299.751205][ T6562]  ? end_current_label_crit_section+0x170/0x170
[  299.757473][ T6562]  ? gfs2_reconfigure+0xb10/0xb10
[  299.762517][ T6562]  ? setup_bdev_super+0x660/0x660
[  299.767547][ T6562]  gfs2_get_tree+0x51/0x1e0
[  299.772060][ T6562]  vfs_get_tree+0x8c/0x280
[  299.776472][ T6562]  do_new_mount+0x24b/0xa40
[  299.780978][ T6562]  __se_sys_mount+0x2da/0x3c0
[  299.785694][ T6562]  ? __x64_sys_mount+0xc0/0xc0
[  299.790454][ T6562]  ? lockdep_hardirqs_on+0x98/0x150
[  299.795700][ T6562]  ? __x64_sys_mount+0x20/0xc0
[  299.800467][ T6562]  do_syscall_64+0x55/0xb0
[  299.804885][ T6562]  ? clear_bhb_loop+0x40/0x90
[  299.809576][ T6562]  ? clear_bhb_loop+0x40/0x90
[  299.814254][ T6562]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  299.820153][ T6562] RIP: 0033:0x7f7f31590eea
[  299.824579][ T6562] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  299.844284][ T6562] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  299.852707][ T6562] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  299.860685][ T6562] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  299.868668][ T6562] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  299.876812][ T6562] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  299.884786][ T6562] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  299.892772][ T6562]  </TASK>
[  299.916325][ T6562] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  299.932721][ T6562] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/03 20:35:04 executed programs: 196
[  300.259318][ T6566] loop1: detected capacity change from 0 to 32768
[  300.277525][ T6566] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.284961][ T6566] CPU: 0 PID: 6566 Comm: syz.1.211 Not tainted syzkaller #0
[  300.292274][ T6566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  300.302359][ T6566] Call Trace:
[  300.305663][ T6566]  <TASK>
[  300.308618][ T6566]  dump_stack_lvl+0x16c/0x230
[  300.313336][ T6566]  ? show_regs_print_info+0x20/0x20
[  300.318563][ T6566]  ? load_image+0x3b0/0x3b0
[  300.323104][ T6566]  sysfs_create_dir_ns+0x256/0x280
[  300.328249][ T6566]  ? sysfs_warn_dup+0xa0/0xa0
[  300.332957][ T6566]  ? do_raw_spin_unlock+0x121/0x230
[  300.338193][ T6566]  kobject_add_internal+0x6b8/0xc70
[  300.343439][ T6566]  kobject_init_and_add+0x126/0x190
[  300.348684][ T6566]  ? lockdep_softirqs_off+0x430/0x430
[  300.354090][ T6566]  ? kobject_add+0x220/0x220
[  300.358735][ T6566]  ? __init_swait_queue_head+0xa9/0x150
[  300.364313][ T6566]  gfs2_sys_fs_add+0x238/0x470
[  300.369114][ T6566]  ? gfs2_recover_set+0x250/0x250
[  300.374282][ T6566]  ? apply_workqueue_attrs+0x180/0x180
[  300.379775][ T6566]  gfs2_fill_super+0x1323/0x1f80
[  300.384759][ T6566]  ? gfs2_reconfigure+0xb10/0xb10
[  300.389816][ T6566]  ? setup_bdev_super+0x56b/0x660
[  300.394847][ T6566]  get_tree_bdev+0x3e4/0x510
[  300.399443][ T6566]  ? end_current_label_crit_section+0x170/0x170
[  300.405807][ T6566]  ? gfs2_reconfigure+0xb10/0xb10
[  300.410872][ T6566]  ? setup_bdev_super+0x660/0x660
[  300.415920][ T6566]  gfs2_get_tree+0x51/0x1e0
[  300.420432][ T6566]  vfs_get_tree+0x8c/0x280
[  300.424850][ T6566]  do_new_mount+0x24b/0xa40
[  300.429365][ T6566]  __se_sys_mount+0x2da/0x3c0
[  300.434068][ T6566]  ? __x64_sys_mount+0xc0/0xc0
[  300.438837][ T6566]  ? lockdep_hardirqs_on+0x98/0x150
[  300.444049][ T6566]  ? __x64_sys_mount+0x20/0xc0
[  300.448820][ T6566]  do_syscall_64+0x55/0xb0
[  300.453237][ T6566]  ? clear_bhb_loop+0x40/0x90
[  300.457918][ T6566]  ? clear_bhb_loop+0x40/0x90
[  300.462596][ T6566]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  300.468539][ T6566] RIP: 0033:0x7f7f31590eea
[  300.472972][ T6566] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  300.492594][ T6566] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.501014][ T6566] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  300.508995][ T6566] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  300.516971][ T6566] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  300.524942][ T6566] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  300.533029][ T6566] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  300.541037][ T6566]  </TASK>
[  300.546595][ T6566] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  300.561144][ T6566] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  300.922429][ T6569] loop1: detected capacity change from 0 to 32768
[  300.935638][ T6569] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  300.943640][ T6569] CPU: 1 PID: 6569 Comm: syz.1.212 Not tainted syzkaller #0
[  300.950962][ T6569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  300.961049][ T6569] Call Trace:
[  300.964356][ T6569]  <TASK>
[  300.967317][ T6569]  dump_stack_lvl+0x16c/0x230
[  300.972055][ T6569]  ? show_regs_print_info+0x20/0x20
[  300.977296][ T6569]  ? load_image+0x3b0/0x3b0
[  300.981865][ T6569]  sysfs_create_dir_ns+0x256/0x280
[  300.987024][ T6569]  ? sysfs_warn_dup+0xa0/0xa0
[  300.991738][ T6569]  ? do_raw_spin_unlock+0x121/0x230
[  300.996981][ T6569]  kobject_add_internal+0x6b8/0xc70
[  301.002228][ T6569]  kobject_init_and_add+0x126/0x190
[  301.007610][ T6569]  ? lockdep_softirqs_off+0x430/0x430
[  301.013030][ T6569]  ? kobject_add+0x220/0x220
[  301.017667][ T6569]  ? __init_swait_queue_head+0xa9/0x150
[  301.023268][ T6569]  gfs2_sys_fs_add+0x238/0x470
[  301.028074][ T6569]  ? gfs2_recover_set+0x250/0x250
[  301.033117][ T6569]  ? apply_workqueue_attrs+0x180/0x180
[  301.038598][ T6569]  gfs2_fill_super+0x1323/0x1f80
[  301.043566][ T6569]  ? gfs2_reconfigure+0xb10/0xb10
[  301.048662][ T6569]  ? setup_bdev_super+0x56b/0x660
[  301.053705][ T6569]  get_tree_bdev+0x3e4/0x510
[  301.058301][ T6569]  ? end_current_label_crit_section+0x170/0x170
[  301.064627][ T6569]  ? gfs2_reconfigure+0xb10/0xb10
[  301.069756][ T6569]  ? setup_bdev_super+0x660/0x660
[  301.074797][ T6569]  gfs2_get_tree+0x51/0x1e0
[  301.079314][ T6569]  vfs_get_tree+0x8c/0x280
[  301.083743][ T6569]  do_new_mount+0x24b/0xa40
[  301.088253][ T6569]  __se_sys_mount+0x2da/0x3c0
[  301.092943][ T6569]  ? __x64_sys_mount+0xc0/0xc0
[  301.097719][ T6569]  ? lockdep_hardirqs_on+0x98/0x150
[  301.102940][ T6569]  ? __x64_sys_mount+0x20/0xc0
[  301.107712][ T6569]  do_syscall_64+0x55/0xb0
[  301.112144][ T6569]  ? clear_bhb_loop+0x40/0x90
[  301.116830][ T6569]  ? clear_bhb_loop+0x40/0x90
[  301.121516][ T6569]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  301.127416][ T6569] RIP: 0033:0x7f7f31590eea
[  301.131845][ T6569] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  301.151587][ T6569] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.160036][ T6569] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  301.168027][ T6569] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  301.176030][ T6569] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  301.184015][ T6569] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  301.192011][ T6569] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  301.200018][ T6569]  </TASK>
[  301.212821][ T6569] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  301.226930][ T6569] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  301.568633][ T6572] loop1: detected capacity change from 0 to 32768
[  301.586105][ T6572] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  301.593679][ T6572] CPU: 0 PID: 6572 Comm: syz.1.213 Not tainted syzkaller #0
[  301.601001][ T6572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  301.611097][ T6572] Call Trace:
[  301.614404][ T6572]  <TASK>
[  301.617360][ T6572]  dump_stack_lvl+0x16c/0x230
[  301.622074][ T6572]  ? show_regs_print_info+0x20/0x20
[  301.627313][ T6572]  ? load_image+0x3b0/0x3b0
[  301.631867][ T6572]  sysfs_create_dir_ns+0x256/0x280
[  301.637027][ T6572]  ? sysfs_warn_dup+0xa0/0xa0
[  301.641900][ T6572]  ? do_raw_spin_unlock+0x121/0x230
[  301.647154][ T6572]  kobject_add_internal+0x6b8/0xc70
[  301.652395][ T6572]  kobject_init_and_add+0x126/0x190
[  301.657632][ T6572]  ? lockdep_softirqs_off+0x430/0x430
[  301.663028][ T6572]  ? kobject_add+0x220/0x220
[  301.667627][ T6572]  ? __init_swait_queue_head+0xa9/0x150
[  301.673177][ T6572]  gfs2_sys_fs_add+0x238/0x470
[  301.677943][ T6572]  ? gfs2_recover_set+0x250/0x250
[  301.682964][ T6572]  ? apply_workqueue_attrs+0x180/0x180
[  301.688423][ T6572]  gfs2_fill_super+0x1323/0x1f80
[  301.693366][ T6572]  ? gfs2_reconfigure+0xb10/0xb10
[  301.698408][ T6572]  ? setup_bdev_super+0x56b/0x660
[  301.703471][ T6572]  get_tree_bdev+0x3e4/0x510
[  301.708079][ T6572]  ? end_current_label_crit_section+0x170/0x170
[  301.714326][ T6572]  ? gfs2_reconfigure+0xb10/0xb10
[  301.719379][ T6572]  ? setup_bdev_super+0x660/0x660
[  301.724436][ T6572]  gfs2_get_tree+0x51/0x1e0
[  301.728961][ T6572]  vfs_get_tree+0x8c/0x280
[  301.733398][ T6572]  do_new_mount+0x24b/0xa40
[  301.737930][ T6572]  __se_sys_mount+0x2da/0x3c0
[  301.742668][ T6572]  ? __x64_sys_mount+0xc0/0xc0
[  301.747449][ T6572]  ? lockdep_hardirqs_on+0x98/0x150
[  301.752646][ T6572]  ? __x64_sys_mount+0x20/0xc0
[  301.757423][ T6572]  do_syscall_64+0x55/0xb0
[  301.761882][ T6572]  ? clear_bhb_loop+0x40/0x90
[  301.766743][ T6572]  ? clear_bhb_loop+0x40/0x90
[  301.771430][ T6572]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  301.777332][ T6572] RIP: 0033:0x7f7f31590eea
[  301.781752][ 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
[  301.801366][ T6572] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.809793][ T6572] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  301.817771][ T6572] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  301.825750][ T6572] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  301.833728][ T6572] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  301.841704][ T6572] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  301.849697][ T6572]  </TASK>
[  301.859508][ 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.
[  301.874524][ T6572] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  302.220898][ T6575] loop1: detected capacity change from 0 to 32768
[  302.240109][ T6575] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.248284][ T6575] CPU: 0 PID: 6575 Comm: syz.1.214 Not tainted syzkaller #0
[  302.255614][ T6575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  302.265693][ T6575] Call Trace:
[  302.269001][ T6575]  <TASK>
[  302.271967][ T6575]  dump_stack_lvl+0x16c/0x230
[  302.276692][ T6575]  ? show_regs_print_info+0x20/0x20
[  302.281944][ T6575]  ? load_image+0x3b0/0x3b0
[  302.286489][ T6575]  sysfs_create_dir_ns+0x256/0x280
[  302.291635][ T6575]  ? sysfs_warn_dup+0xa0/0xa0
[  302.296346][ T6575]  ? do_raw_spin_unlock+0x121/0x230
[  302.301587][ T6575]  kobject_add_internal+0x6b8/0xc70
[  302.306837][ T6575]  kobject_init_and_add+0x126/0x190
[  302.312071][ T6575]  ? lockdep_softirqs_off+0x430/0x430
[  302.317519][ T6575]  ? kobject_add+0x220/0x220
[  302.322146][ T6575]  ? __init_swait_queue_head+0xa9/0x150
[  302.327809][ T6575]  gfs2_sys_fs_add+0x238/0x470
[  302.332606][ T6575]  ? gfs2_recover_set+0x250/0x250
[  302.337667][ T6575]  ? apply_workqueue_attrs+0x180/0x180
[  302.343164][ T6575]  gfs2_fill_super+0x1323/0x1f80
[  302.348138][ T6575]  ? gfs2_reconfigure+0xb10/0xb10
[  302.353202][ T6575]  ? setup_bdev_super+0x56b/0x660
[  302.358255][ T6575]  get_tree_bdev+0x3e4/0x510
[  302.362862][ T6575]  ? end_current_label_crit_section+0x170/0x170
[  302.369214][ T6575]  ? gfs2_reconfigure+0xb10/0xb10
[  302.374243][ T6575]  ? setup_bdev_super+0x660/0x660
[  302.379272][ T6575]  gfs2_get_tree+0x51/0x1e0
[  302.383777][ T6575]  vfs_get_tree+0x8c/0x280
[  302.388187][ T6575]  do_new_mount+0x24b/0xa40
[  302.392687][ T6575]  __se_sys_mount+0x2da/0x3c0
[  302.397357][ T6575]  ? __x64_sys_mount+0xc0/0xc0
[  302.402293][ T6575]  ? lockdep_hardirqs_on+0x98/0x150
[  302.407500][ T6575]  ? __x64_sys_mount+0x20/0xc0
[  302.412360][ T6575]  do_syscall_64+0x55/0xb0
[  302.416767][ T6575]  ? clear_bhb_loop+0x40/0x90
[  302.421435][ T6575]  ? clear_bhb_loop+0x40/0x90
[  302.426102][ T6575]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  302.432422][ T6575] RIP: 0033:0x7f7f31590eea
[  302.436828][ T6575] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.456439][ T6575] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.464874][ T6575] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  302.472845][ T6575] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  302.480819][ T6575] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  302.488788][ T6575] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  302.496749][ T6575] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  302.504725][ T6575]  </TASK>
[  302.509289][ T6575] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  302.523588][ T6575] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  302.913634][ T6578] loop1: detected capacity change from 0 to 32768
[  302.922653][ T6578] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  302.930487][ T6578] CPU: 0 PID: 6578 Comm: syz.1.215 Not tainted syzkaller #0
[  302.937817][ T6578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  302.947908][ T6578] Call Trace:
[  302.951212][ T6578]  <TASK>
[  302.954173][ T6578]  dump_stack_lvl+0x16c/0x230
[  302.958905][ T6578]  ? show_regs_print_info+0x20/0x20
[  302.964142][ T6578]  ? load_image+0x3b0/0x3b0
[  302.968691][ T6578]  sysfs_create_dir_ns+0x256/0x280
[  302.973822][ T6578]  ? sysfs_warn_dup+0xa0/0xa0
[  302.978511][ T6578]  ? do_raw_spin_unlock+0x121/0x230
[  302.983723][ T6578]  kobject_add_internal+0x6b8/0xc70
[  302.988956][ T6578]  kobject_init_and_add+0x126/0x190
[  302.994198][ T6578]  ? lockdep_softirqs_off+0x430/0x430
[  302.999598][ T6578]  ? kobject_add+0x220/0x220
[  303.004201][ T6578]  ? __init_swait_queue_head+0xa9/0x150
[  303.009758][ T6578]  gfs2_sys_fs_add+0x238/0x470
[  303.014536][ T6578]  ? gfs2_recover_set+0x250/0x250
[  303.019585][ T6578]  ? apply_workqueue_attrs+0x180/0x180
[  303.025061][ T6578]  gfs2_fill_super+0x1323/0x1f80
[  303.030021][ T6578]  ? gfs2_reconfigure+0xb10/0xb10
[  303.035061][ T6578]  ? setup_bdev_super+0x56b/0x660
[  303.040093][ T6578]  get_tree_bdev+0x3e4/0x510
[  303.044695][ T6578]  ? end_current_label_crit_section+0x170/0x170
[  303.050951][ T6578]  ? gfs2_reconfigure+0xb10/0xb10
[  303.056001][ T6578]  ? setup_bdev_super+0x660/0x660
[  303.061042][ T6578]  gfs2_get_tree+0x51/0x1e0
[  303.065555][ T6578]  vfs_get_tree+0x8c/0x280
[  303.069984][ T6578]  do_new_mount+0x24b/0xa40
[  303.074504][ T6578]  __se_sys_mount+0x2da/0x3c0
[  303.079184][ T6578]  ? __x64_sys_mount+0xc0/0xc0
[  303.083949][ T6578]  ? lockdep_hardirqs_on+0x98/0x150
[  303.089147][ T6578]  ? __x64_sys_mount+0x20/0xc0
[  303.093914][ T6578]  do_syscall_64+0x55/0xb0
[  303.098334][ T6578]  ? clear_bhb_loop+0x40/0x90
[  303.103016][ T6578]  ? clear_bhb_loop+0x40/0x90
[  303.107699][ T6578]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  303.113595][ T6578] RIP: 0033:0x7f7f31590eea
[  303.118035][ T6578] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  303.137667][ T6578] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.146096][ T6578] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  303.154066][ T6578] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  303.162047][ T6578] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  303.170021][ T6578] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  303.177994][ T6578] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  303.185993][ T6578]  </TASK>
[  303.193664][ T6578] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  303.208786][ T6578] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  303.520355][ T6581] loop1: detected capacity change from 0 to 32768
[  303.532302][ T6581] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  303.539907][ T6581] CPU: 1 PID: 6581 Comm: syz.1.216 Not tainted syzkaller #0
[  303.547242][ T6581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  303.558195][ T6581] Call Trace:
[  303.561504][ T6581]  <TASK>
[  303.564458][ T6581]  dump_stack_lvl+0x16c/0x230
[  303.569182][ T6581]  ? show_regs_print_info+0x20/0x20
[  303.574419][ T6581]  ? load_image+0x3b0/0x3b0
[  303.578962][ T6581]  sysfs_create_dir_ns+0x256/0x280
[  303.584102][ T6581]  ? sysfs_warn_dup+0xa0/0xa0
[  303.588818][ T6581]  ? do_raw_spin_unlock+0x121/0x230
[  303.594048][ T6581]  kobject_add_internal+0x6b8/0xc70
[  303.599284][ T6581]  kobject_init_and_add+0x126/0x190
[  303.604499][ T6581]  ? lockdep_softirqs_off+0x430/0x430
[  303.609907][ T6581]  ? kobject_add+0x220/0x220
[  303.614535][ T6581]  ? __init_swait_queue_head+0xa9/0x150
[  303.620112][ T6581]  gfs2_sys_fs_add+0x238/0x470
[  303.624904][ T6581]  ? gfs2_recover_set+0x250/0x250
[  303.629964][ T6581]  ? apply_workqueue_attrs+0x180/0x180
[  303.635454][ T6581]  gfs2_fill_super+0x1323/0x1f80
[  303.640435][ T6581]  ? gfs2_reconfigure+0xb10/0xb10
[  303.645495][ T6581]  ? setup_bdev_super+0x56b/0x660
[  303.650545][ T6581]  get_tree_bdev+0x3e4/0x510
[  303.655152][ T6581]  ? end_current_label_crit_section+0x170/0x170
[  303.661394][ T6581]  ? gfs2_reconfigure+0xb10/0xb10
[  303.666420][ T6581]  ? setup_bdev_super+0x660/0x660
[  303.671439][ T6581]  gfs2_get_tree+0x51/0x1e0
[  303.675940][ T6581]  vfs_get_tree+0x8c/0x280
[  303.680383][ T6581]  do_new_mount+0x24b/0xa40
[  303.685314][ T6581]  __se_sys_mount+0x2da/0x3c0
[  303.689986][ T6581]  ? __x64_sys_mount+0xc0/0xc0
[  303.694754][ T6581]  ? lockdep_hardirqs_on+0x98/0x150
[  303.699947][ T6581]  ? __x64_sys_mount+0x20/0xc0
[  303.704710][ T6581]  do_syscall_64+0x55/0xb0
[  303.709143][ T6581]  ? clear_bhb_loop+0x40/0x90
[  303.713821][ T6581]  ? clear_bhb_loop+0x40/0x90
[  303.718494][ T6581]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  303.724382][ T6581] RIP: 0033:0x7f7f31590eea
[  303.728794][ T6581] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  303.748405][ T6581] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.756904][ T6581] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  303.764870][ T6581] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  303.772837][ T6581] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  303.780799][ T6581] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  303.788850][ T6581] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  303.796821][ T6581]  </TASK>
[  303.801256][ T6581] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  303.815726][ T6581] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  304.183033][ T6584] loop1: detected capacity change from 0 to 32768
[  304.195271][ T6584] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  304.203194][ T6584] CPU: 1 PID: 6584 Comm: syz.1.217 Not tainted syzkaller #0
[  304.210523][ T6584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.220606][ T6584] Call Trace:
[  304.223914][ T6584]  <TASK>
[  304.226871][ T6584]  dump_stack_lvl+0x16c/0x230
[  304.231597][ T6584]  ? show_regs_print_info+0x20/0x20
[  304.236837][ T6584]  ? load_image+0x3b0/0x3b0
[  304.241383][ T6584]  sysfs_create_dir_ns+0x256/0x280
[  304.246539][ T6584]  ? sysfs_warn_dup+0xa0/0xa0
[  304.251259][ T6584]  ? do_raw_spin_unlock+0x121/0x230
[  304.256501][ T6584]  kobject_add_internal+0x6b8/0xc70
[  304.261737][ T6584]  kobject_init_and_add+0x126/0x190
[  304.266978][ T6584]  ? lockdep_softirqs_off+0x430/0x430
[  304.272399][ T6584]  ? kobject_add+0x220/0x220
[  304.277030][ T6584]  ? __init_swait_queue_head+0xa9/0x150
[  304.282618][ T6584]  gfs2_sys_fs_add+0x238/0x470
[  304.287417][ T6584]  ? gfs2_recover_set+0x250/0x250
[  304.292457][ T6584]  ? apply_workqueue_attrs+0x180/0x180
[  304.297925][ T6584]  gfs2_fill_super+0x1323/0x1f80
[  304.302873][ T6584]  ? gfs2_reconfigure+0xb10/0xb10
[  304.307908][ T6584]  ? setup_bdev_super+0x56b/0x660
[  304.312932][ T6584]  get_tree_bdev+0x3e4/0x510
[  304.317519][ T6584]  ? end_current_label_crit_section+0x170/0x170
[  304.323763][ T6584]  ? gfs2_reconfigure+0xb10/0xb10
[  304.328876][ T6584]  ? setup_bdev_super+0x660/0x660
[  304.333908][ T6584]  gfs2_get_tree+0x51/0x1e0
[  304.338422][ T6584]  vfs_get_tree+0x8c/0x280
[  304.342836][ T6584]  do_new_mount+0x24b/0xa40
[  304.347389][ T6584]  __se_sys_mount+0x2da/0x3c0
[  304.352073][ T6584]  ? __x64_sys_mount+0xc0/0xc0
[  304.356834][ T6584]  ? lockdep_hardirqs_on+0x98/0x150
[  304.362028][ T6584]  ? __x64_sys_mount+0x20/0xc0
[  304.366813][ T6584]  do_syscall_64+0x55/0xb0
[  304.371226][ T6584]  ? clear_bhb_loop+0x40/0x90
[  304.375916][ T6584]  ? clear_bhb_loop+0x40/0x90
[  304.380595][ T6584]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  304.386507][ T6584] RIP: 0033:0x7f7f31590eea
[  304.390942][ T6584] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  304.410574][ T6584] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.419022][ T6584] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  304.427013][ T6584] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  304.434993][ T6584] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  304.442962][ T6584] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  304.450932][ T6584] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  304.458916][ T6584]  </TASK>
[  304.478134][ T6584] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  304.492619][ T6584] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  304.843827][ T6587] loop1: detected capacity change from 0 to 32768
[  304.856453][ T6587] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  304.864389][ T6587] CPU: 0 PID: 6587 Comm: syz.1.218 Not tainted syzkaller #0
[  304.871731][ T6587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  304.881822][ T6587] Call Trace:
[  304.885144][ T6587]  <TASK>
[  304.888126][ T6587]  dump_stack_lvl+0x16c/0x230
[  304.892853][ T6587]  ? show_regs_print_info+0x20/0x20
[  304.898099][ T6587]  ? load_image+0x3b0/0x3b0
[  304.902740][ T6587]  sysfs_create_dir_ns+0x256/0x280
[  304.907977][ T6587]  ? sysfs_warn_dup+0xa0/0xa0
[  304.912690][ T6587]  ? do_raw_spin_unlock+0x121/0x230
[  304.917925][ T6587]  kobject_add_internal+0x6b8/0xc70
[  304.923256][ T6587]  kobject_init_and_add+0x126/0x190
[  304.928553][ T6587]  ? lockdep_softirqs_off+0x430/0x430
[  304.934043][ T6587]  ? kobject_add+0x220/0x220
[  304.938693][ T6587]  ? __init_swait_queue_head+0xa9/0x150
[  304.944270][ T6587]  gfs2_sys_fs_add+0x238/0x470
[  304.949239][ T6587]  ? gfs2_recover_set+0x250/0x250
[  304.954475][ T6587]  ? apply_workqueue_attrs+0x180/0x180
[  304.959988][ T6587]  gfs2_fill_super+0x1323/0x1f80
[  304.964990][ T6587]  ? gfs2_reconfigure+0xb10/0xb10
[  304.970065][ T6587]  ? setup_bdev_super+0x56b/0x660
[  304.975142][ T6587]  get_tree_bdev+0x3e4/0x510
[  304.979734][ T6587]  ? end_current_label_crit_section+0x170/0x170
[  304.985993][ T6587]  ? gfs2_reconfigure+0xb10/0xb10
[  304.991021][ T6587]  ? setup_bdev_super+0x660/0x660
[  304.996042][ T6587]  gfs2_get_tree+0x51/0x1e0
[  305.000560][ T6587]  vfs_get_tree+0x8c/0x280
[  305.004973][ T6587]  do_new_mount+0x24b/0xa40
[  305.009474][ T6587]  __se_sys_mount+0x2da/0x3c0
[  305.014149][ T6587]  ? __x64_sys_mount+0xc0/0xc0
[  305.018925][ T6587]  ? lockdep_hardirqs_on+0x98/0x150
[  305.024128][ T6587]  ? __x64_sys_mount+0x20/0xc0
[  305.028891][ T6587]  do_syscall_64+0x55/0xb0
[  305.033405][ T6587]  ? clear_bhb_loop+0x40/0x90
[  305.038094][ T6587]  ? clear_bhb_loop+0x40/0x90
[  305.042771][ T6587]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  305.048661][ T6587] RIP: 0033:0x7f7f31590eea
[  305.053070][ T6587] 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
[  305.072674][ T6587] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  305.081079][ T6587] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  305.089043][ T6587] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  305.097011][ T6587] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  305.104982][ T6587] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  305.112950][ T6587] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  305.120946][ T6587]  </TASK>
[  305.127127][ T6587] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  305.141795][ T6587] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/01/03 20:35:09 executed programs: 204
[  305.521242][ T6590] loop1: detected capacity change from 0 to 32768
[  305.535016][ T6590] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  305.542638][ T6590] CPU: 0 PID: 6590 Comm: syz.1.219 Not tainted syzkaller #0
[  305.549958][ T6590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  305.560047][ T6590] Call Trace:
[  305.563362][ T6590]  <TASK>
[  305.566323][ T6590]  dump_stack_lvl+0x16c/0x230
[  305.571100][ T6590]  ? show_regs_print_info+0x20/0x20
[  305.576333][ T6590]  ? load_image+0x3b0/0x3b0
[  305.581063][ T6590]  sysfs_create_dir_ns+0x256/0x280
[  305.586222][ T6590]  ? sysfs_warn_dup+0xa0/0xa0
[  305.590963][ T6590]  ? do_raw_spin_unlock+0x121/0x230
[  305.596215][ T6590]  kobject_add_internal+0x6b8/0xc70
[  305.601456][ T6590]  kobject_init_and_add+0x126/0x190
[  305.606703][ T6590]  ? lockdep_softirqs_off+0x430/0x430
[  305.612104][ T6590]  ? kobject_add+0x220/0x220
[  305.616729][ T6590]  ? __init_swait_queue_head+0xa9/0x150
[  305.622301][ T6590]  gfs2_sys_fs_add+0x238/0x470
[  305.627090][ T6590]  ? gfs2_recover_set+0x250/0x250
[  305.632225][ T6590]  ? apply_workqueue_attrs+0x180/0x180
[  305.637728][ T6590]  gfs2_fill_super+0x1323/0x1f80
[  305.642715][ T6590]  ? gfs2_reconfigure+0xb10/0xb10
[  305.647765][ T6590]  ? setup_bdev_super+0x56b/0x660
[  305.652844][ T6590]  get_tree_bdev+0x3e4/0x510
[  305.657462][ T6590]  ? end_current_label_crit_section+0x170/0x170
[  305.663742][ T6590]  ? gfs2_reconfigure+0xb10/0xb10
[  305.668787][ T6590]  ? setup_bdev_super+0x660/0x660
[  305.673826][ T6590]  gfs2_get_tree+0x51/0x1e0
[  305.678355][ T6590]  vfs_get_tree+0x8c/0x280
[  305.682785][ T6590]  do_new_mount+0x24b/0xa40
[  305.687302][ T6590]  __se_sys_mount+0x2da/0x3c0
[  305.691995][ T6590]  ? __x64_sys_mount+0xc0/0xc0
[  305.696772][ T6590]  ? lockdep_hardirqs_on+0x98/0x150
[  305.701987][ T6590]  ? __x64_sys_mount+0x20/0xc0
[  305.706749][ T6590]  do_syscall_64+0x55/0xb0
[  305.711168][ T6590]  ? clear_bhb_loop+0x40/0x90
[  305.715850][ T6590]  ? clear_bhb_loop+0x40/0x90
[  305.720533][ T6590]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  305.726426][ T6590] RIP: 0033:0x7f7f31590eea
[  305.730845][ T6590] 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
[  305.750728][ T6590] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  305.759246][ T6590] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  305.767219][ T6590] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  305.775200][ T6590] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  305.783211][ T6590] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  305.791362][ T6590] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  305.799358][ T6590]  </TASK>
[  305.810057][ T6590] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  305.825129][ T6590] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  306.151469][ T6593] loop1: detected capacity change from 0 to 32768
[  306.165613][ T6593] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  306.173550][ T6593] CPU: 0 PID: 6593 Comm: syz.1.220 Not tainted syzkaller #0
[  306.180978][ T6593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  306.191173][ T6593] Call Trace:
[  306.194497][ T6593]  <TASK>
[  306.197474][ T6593]  dump_stack_lvl+0x16c/0x230
[  306.202300][ T6593]  ? show_regs_print_info+0x20/0x20
[  306.207544][ T6593]  ? load_image+0x3b0/0x3b0
[  306.212091][ T6593]  sysfs_create_dir_ns+0x256/0x280
[  306.217237][ T6593]  ? sysfs_warn_dup+0xa0/0xa0
[  306.221962][ T6593]  ? do_raw_spin_unlock+0x121/0x230
[  306.227238][ T6593]  kobject_add_internal+0x6b8/0xc70
[  306.232486][ T6593]  kobject_init_and_add+0x126/0x190
[  306.237723][ T6593]  ? lockdep_softirqs_off+0x430/0x430
[  306.243143][ T6593]  ? kobject_add+0x220/0x220
[  306.247771][ T6593]  ? __init_swait_queue_head+0xa9/0x150
[  306.253354][ T6593]  gfs2_sys_fs_add+0x238/0x470
[  306.258158][ T6593]  ? gfs2_recover_set+0x250/0x250
[  306.263234][ T6593]  ? apply_workqueue_attrs+0x180/0x180
[  306.268824][ T6593]  gfs2_fill_super+0x1323/0x1f80
[  306.273799][ T6593]  ? gfs2_reconfigure+0xb10/0xb10
[  306.278848][ T6593]  ? setup_bdev_super+0x56b/0x660
[  306.283885][ T6593]  get_tree_bdev+0x3e4/0x510
[  306.288474][ T6593]  ? end_current_label_crit_section+0x170/0x170
[  306.294732][ T6593]  ? gfs2_reconfigure+0xb10/0xb10
[  306.299774][ T6593]  ? setup_bdev_super+0x660/0x660
[  306.304794][ T6593]  gfs2_get_tree+0x51/0x1e0
[  306.309301][ T6593]  vfs_get_tree+0x8c/0x280
[  306.314007][ T6593]  do_new_mount+0x24b/0xa40
[  306.318514][ T6593]  __se_sys_mount+0x2da/0x3c0
[  306.323185][ T6593]  ? __x64_sys_mount+0xc0/0xc0
[  306.327940][ T6593]  ? lockdep_hardirqs_on+0x98/0x150
[  306.333142][ T6593]  ? __x64_sys_mount+0x20/0xc0
[  306.337897][ T6593]  do_syscall_64+0x55/0xb0
[  306.342320][ T6593]  ? clear_bhb_loop+0x40/0x90
[  306.347035][ T6593]  ? clear_bhb_loop+0x40/0x90
[  306.351713][ T6593]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  306.357610][ T6593] RIP: 0033:0x7f7f31590eea
[  306.362054][ T6593] 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
[  306.381675][ T6593] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  306.390096][ T6593] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  306.398069][ T6593] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  306.406047][ T6593] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  306.414032][ T6593] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  306.421999][ T6593] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  306.430000][ T6593]  </TASK>
[  306.434479][ T6593] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  306.448926][ T6593] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  306.674484][   T29] INFO: task syz-executor:5896 blocked for more than 143 seconds.
[  306.685395][   T29]       Not tainted syzkaller #0
[  306.691469][   T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  306.701298][   T29] task:syz-executor    state:D stack:21736 pid:5896  ppid:1      flags:0x00004004
[  306.711965][   T29] Call Trace:
[  306.715295][   T29]  <TASK>
[  306.723104][   T29]  __schedule+0x14d2/0x44d0
[  306.728863][   T29]  ? asan.module_dtor+0x20/0x20
[  306.733859][   T29]  ? lockdep_hardirqs_on_prepare+0x400/0x760
[  306.740974][   T29]  ? lock_chain_count+0x20/0x20
[  306.745994][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  306.752395][   T29]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  306.759740][   T29]  ? _raw_spin_unlock+0x40/0x40
[  306.764657][   T29]  schedule+0xbd/0x170
[  306.770028][   T29]  bit_wait+0x11/0xd0
[  306.774331][   T29]  __wait_on_bit+0xac/0x2d0
[  306.779726][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  306.785855][   T29]  ? out_of_line_wait_on_bit_lock+0x170/0x170
[  306.792226][   T29]  out_of_line_wait_on_bit+0x123/0x170
[  306.798744][   T29]  ? __wait_on_bit+0x2d0/0x2d0
[  306.803645][   T29]  ? bit_waitqueue+0x30/0x30
[  306.809345][   T29]  gfs2_glock_wait+0xbd/0x2a0
[  306.814163][   T29]  __gfs2_lookup+0x118/0x270
[  306.819965][   T29]  ? lockdep_softirqs_off+0x430/0x430
[  306.825824][   T29]  ? gfs2_atomic_open+0x220/0x220
[  306.832004][   T29]  ? __lookup_slow+0x281/0x3b0
[  306.837953][   T29]  ? __init_waitqueue_head+0xa9/0x150
[  306.843366][   T29]  __lookup_slow+0x281/0x3b0
[  306.849293][   T29]  ? lookup_one_len+0x2c0/0x2c0
[  306.854198][   T29]  ? down_read+0x1ac/0x2e0
[  306.859788][   T29]  lookup_slow+0x53/0x70
[  306.864078][   T29]  walk_component+0x2be/0x3f0
[  306.869009][   T29]  ? path_lookupat+0x15c/0x440
[  306.873809][   T29]  path_lookupat+0x169/0x440
[  306.881363][   T29]  filename_lookup+0x1f4/0x510
[  306.886348][   T29]  ? __virt_addr_valid+0x18c/0x540
[  306.891599][   T29]  ? hashlen_string+0x110/0x110
[  306.898804][   T29]  ? strncpy_from_user+0x197/0x2e0
[  306.904113][   T29]  ? getname_flags+0x20a/0x500
[  306.909320][   T29]  user_path_at_empty+0x42/0x60
[  306.914324][   T29]  __x64_sys_umount+0xf5/0x170
[  306.919399][   T29]  ? path_umount+0xef0/0xef0
[  306.920947][ T6596] loop1: detected capacity change from 0 to 32768
[  306.924041][   T29]  ? lockdep_hardirqs_on+0x98/0x150
[  306.936074][   T29]  do_syscall_64+0x55/0xb0
[  306.940572][   T29]  ? clear_bhb_loop+0x40/0x90
[  306.945293][   T29]  ? clear_bhb_loop+0x40/0x90
[  306.950401][   T29]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  306.950678][ T6596] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  306.956536][   T29] RIP: 0033:0x7f0fe0390a77
[  306.968482][   T29] RSP: 002b:00007fff2abc89e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  306.977138][   T29] RAX: ffffffffffffffda RBX: 00007f0fe0413d7d RCX: 00007f0fe0390a77
[  306.978735][ T6596] CPU: 0 PID: 6596 Comm: syz.1.221 Not tainted syzkaller #0
[  306.985788][   T29] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff2abc8aa0
[  306.993001][ T6596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  306.993016][ T6596] Call Trace:
[  306.993024][ T6596]  <TASK>
[  306.993032][ T6596]  dump_stack_lvl+0x16c/0x230
[  306.993065][ T6596]  ? show_regs_print_info+0x20/0x20
[  307.001124][   T29] RBP: 00007fff2abc8aa0 R08: 0000000000000000 R09: 0000000000000000
[  307.011079][ T6596]  ? load_image+0x3b0/0x3b0
[  307.011119][ T6596]  sysfs_create_dir_ns+0x256/0x280
[  307.014500][   T29] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff2abc9b90
[  307.017344][ T6596]  ? sysfs_warn_dup+0xa0/0xa0
[  307.017373][ T6596]  ? do_raw_spin_unlock+0x121/0x230
[  307.022025][   T29] R13: 00007f0fe0413d7d R14: 00005555743be4a8 R15: 00007fff2abcbd50
[  307.027209][ T6596]  kobject_add_internal+0x6b8/0xc70
[  307.027241][ T6596]  kobject_init_and_add+0x126/0x190
[  307.027258][ T6596]  ? lockdep_softirqs_off+0x430/0x430
[  307.027279][ T6596]  ? kobject_add+0x220/0x220
[  307.027300][ T6596]  ? __init_swait_queue_head+0xa9/0x150
[  307.027319][ T6596]  gfs2_sys_fs_add+0x238/0x470
[  307.027340][ T6596]  ? gfs2_recover_set+0x250/0x250
[  307.027366][ T6596]  ? apply_workqueue_attrs+0x180/0x180
[  307.027395][ T6596]  gfs2_fill_super+0x1323/0x1f80
[  307.027427][ T6596]  ? gfs2_reconfigure+0xb10/0xb10
[  307.027457][ T6596]  ? setup_bdev_super+0x56b/0x660
[  307.027476][ T6596]  get_tree_bdev+0x3e4/0x510
[  307.027492][ T6596]  ? end_current_label_crit_section+0x170/0x170
[  307.027512][ T6596]  ? gfs2_reconfigure+0xb10/0xb10
[  307.035660][   T29]  </TASK>
[  307.039971][ T6596]  ? setup_bdev_super+0x660/0x660
[  307.040009][ T6596]  gfs2_get_tree+0x51/0x1e0
[  307.045153][   T29] 
[  307.045153][   T29] Showing all locks held in the system:
[  307.053064][ T6596]  vfs_get_tree+0x8c/0x280
[  307.053089][ T6596]  do_new_mount+0x24b/0xa40
[  307.053112][ T6596]  __se_sys_mount+0x2da/0x3c0
[  307.057893][   T29] 1 lock held by khungtaskd/29:
[  307.062971][ T6596]  ? __x64_sys_mount+0xc0/0xc0
[  307.071294][   T29]  #0: 
[  307.076131][ T6596]  ? lockdep_hardirqs_on+0x98/0x150
[  307.081710][   T29] ffffffff8cd2ff20
[  307.086682][ T6596]  ? __x64_sys_mount+0x20/0xc0
[  307.086709][ T6596]  do_syscall_64+0x55/0xb0
[  307.086724][ T6596]  ? clear_bhb_loop+0x40/0x90
[  307.086742][ T6596]  ? clear_bhb_loop+0x40/0x90
[  307.086764][ T6596]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[  307.086781][ T6596] RIP: 0033:0x7f7f31590eea
[  307.086799][ T6596] 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
[  307.086815][ T6596] RSP: 002b:00007fff39a421c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  307.086834][ T6596] RAX: ffffffffffffffda RBX: 00007fff39a42250 RCX: 00007f7f31590eea
[  307.086847][ T6596] RDX: 0000200000000000 RSI: 0000200000000100 RDI: 00007fff39a42210
[  307.086859][ T6596] RBP: 0000200000000000 R08: 00007fff39a42250 R09: 0000000000208c1b
[  307.086871][ T6596] R10: 0000000000208c1b R11: 0000000000000246 R12: 0000200000000100
[  307.086883][ T6596] R13: 00007fff39a42210 R14: 0000000000012754 R15: 0000200000012900
[  307.086911][ T6596]  </TASK>
[  307.149326][ T6596] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  307.151917][   T29]  (
[  307.156111][ T6596] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  307.163981][   T29] rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290
[  307.332591][   T29] 2 locks held by kworker/u4:3/49:
[  307.337778][   T29]  #0: ffff8880b8e3c018 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[  307.347808][   T29]  #1: ffffc90000ba7d00 ((work_completion)(&(&bat_priv->nc.work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x15b0
[  307.361046][   T29] 2 locks held by kworker/0:2/787:
[  307.366149][   T29]  #0: ffff888017872538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x15b0
[  307.377159][   T29]  #1: ffffc90003d57d00 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x15b0
[  307.389261][   T29] 2 locks held by getty/5534:
[  307.394179][   T29]  #0: ffff88802cf040a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  307.404017][   T29]  #1: ffffc9000326e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380
[  307.414220][   T29] 1 lock held by syz-executor/5896:
[  307.419508][   T29]  #0: ffff888073e2bdd8 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x46/0x70
[  307.429641][   T29] 
[  307.431996][   T29] =============================================
[  307.431996][   T29] 
[  307.440542][   T29] NMI backtrace for cpu 1
[  307.444881][   T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  307.452178][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  307.462241][   T29] Call Trace:
[  307.465533][   T29]  <TASK>
[  307.468464][   T29]  dump_stack_lvl+0x16c/0x230
[  307.473158][   T29]  ? preempt_count_add+0x91/0x1a0
[  307.478201][   T29]  ? show_regs_print_info+0x20/0x20
[  307.483416][   T29]  ? load_image+0x3b0/0x3b0
[  307.487935][   T29]  nmi_cpu_backtrace+0x39b/0x3d0
[  307.492877][   T29]  ? nmi_trigger_cpumask_backtrace+0x2f0/0x2f0
[  307.499037][   T29]  ? _printk+0xd0/0x110
[  307.503199][   T29]  ? load_image+0x3b0/0x3b0
[  307.507707][   T29]  ? load_image+0x3b0/0x3b0
[  307.512219][   T29]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  307.518290][   T29]  nmi_trigger_cpumask_backtrace+0x17a/0x2f0
[  307.524283][   T29]  watchdog+0xf41/0xf80
[  307.528456][   T29]  ? watchdog+0x1e1/0xf80
[  307.532799][   T29]  kthread+0x2fa/0x390
[  307.536873][   T29]  ? hungtask_pm_notify+0x90/0x90
[  307.541922][   T29]  ? kthread_blkcg+0xd0/0xd0
[  307.546514][   T29]  ret_from_fork+0x48/0x80
[  307.550934][   T29]  ? kthread_blkcg+0xd0/0xd0
[  307.555532][   T29]  ret_from_fork_asm+0x11/0x20
[  307.560318][   T29]  </TASK>
[  307.563885][   T29] Sending NMI from CPU 1 to CPUs 0:
[  307.569293][    C0] NMI backtrace for cpu 0
[  307.569305][    C0] CPU: 0 PID: 4482 Comm: kworker/u4:9 Not tainted syzkaller #0
[  307.569322][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  307.569333][    C0] Workqueue: events_unbound nsim_dev_trap_report_work
[  307.569360][    C0] RIP: 0010:post_alloc_hook+0x1df/0x210
[  307.569387][    C0] Code: e9 f4 fe ff ff f3 0f 1e fa 0f b7 f3 4c 89 f7 8b 54 24 04 e8 03 71 15 00 e9 3b ff ff ff f3 0f 1e fa 4c 89 f7 89 de 48 83 c4 08 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 42 1d 17 00 f3 0f 1e fa 45 31 ed
[  307.569402][    C0] RSP: 0018:ffffc9000f71f660 EFLAGS: 00000296
[  307.569415][    C0] RAX: 132462e1b93a0500 RBX: 0000000000000000 RCX: 132462e1b93a0500
[  307.569427][    C0] RDX: 0000000000000004 RSI: 0000000000000000 RDI: ffffea0000c32080
[  307.569438][    C0] RBP: ffffea0000c32080 R08: ffffffff8e4a212f R09: 1ffffffff1c94425
[  307.569451][    C0] R10: dffffc0000000000 R11: fffffbfff1c94426 R12: 0000000000000000
[  307.569462][    C0] R13: 0000000000000001 R14: ffffea0000c32080 R15: 0000000000000001
[  307.569473][    C0] FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[  307.569487][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  307.569499][    C0] CR2: 00007fd1d5f82000 CR3: 00000000253ac000 CR4: 00000000003506f0
[  307.569514][    C0] Call Trace:
[  307.569519][    C0]  <TASK>
[  307.569528][    C0]  get_page_from_freelist+0x195c/0x19f0
[  307.569561][    C0]  ? __next_zones_zonelist+0x9d/0x130
[  307.569584][    C0]  ? prepare_alloc_pages+0x366/0x5f0
[  307.569610][    C0]  __alloc_pages+0x1e3/0x460
[  307.569633][    C0]  ? zone_statistics+0x170/0x170
[  307.569654][    C0]  ? mark_lock+0x94/0x320
[  307.569676][    C0]  ? alloc_pages+0x4dc/0x740
[  307.569701][    C0]  ? lock_chain_count+0x20/0x20
[  307.569716][    C0]  ? mark_lock+0x94/0x320
[  307.569734][    C0]  alloc_slab_page+0x5d/0x170
[  307.569757][    C0]  new_slab+0x87/0x2e0
[  307.569779][    C0]  ___slab_alloc+0xc6d/0x1300
[  307.569802][    C0]  ? __alloc_skb+0x108/0x2c0
[  307.569823][    C0]  kmem_cache_alloc_node+0x1ea/0x330
[  307.569843][    C0]  ? slab_free_freelist_hook+0x130/0x1b0
[  307.569865][    C0]  ? __alloc_skb+0x108/0x2c0
[  307.569909][    C0]  __alloc_skb+0x108/0x2c0
[  307.569926][    C0]  nsim_dev_trap_report_work+0x293/0xb00
[  307.569953][    C0]  ? process_scheduled_works+0x957/0x15b0
[  307.569972][    C0]  process_scheduled_works+0xa45/0x15b0
[  307.570004][    C0]  ? assign_work+0x400/0x400
[  307.570025][    C0]  ? assign_work+0x39e/0x400
[  307.570045][    C0]  worker_thread+0xa55/0xfc0
[  307.570064][    C0]  ? _raw_spin_unlock_irqrestore+0xae/0x110
[  307.570084][    C0]  ? _raw_spin_unlock+0x40/0x40
[  307.570100][    C0]  ? _raw_spin_unlock_irqrestore+0x86/0x110
[  307.570128][    C0]  kthread+0x2fa/0x390
[  307.570147][    C0]  ? pr_cont_work+0x560/0x560
[  307.570165][    C0]  ? kthread_blkcg+0xd0/0xd0
[  307.570179][    C0]  ret_from_fork+0x48/0x80
[  307.570198][    C0]  ? kthread_blkcg+0xd0/0xd0
[  307.570213][    C0]  ret_from_fork_asm+0x11/0x20
[  307.570240][    C0]  </TASK>
[  307.571325][   T29] Kernel panic - not syncing: hung_task: blocked tasks
[  307.866125][   T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0
[  307.873323][   T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  307.883384][   T29] Call Trace:
[  307.886668][   T29]  <TASK>
[  307.889596][   T29]  dump_stack_lvl+0x16c/0x230
[  307.894285][   T29]  ? show_regs_print_info+0x20/0x20
[  307.899486][   T29]  ? load_image+0x3b0/0x3b0
[  307.904001][   T29]  panic+0x2c0/0x710
[  307.907927][   T29]  ? schedule_preempt_disabled+0x20/0x20
[  307.913581][   T29]  ? bpf_jit_dump+0xd0/0xd0
[  307.918099][   T29]  ? nmi_trigger_cpumask_backtrace+0x2a4/0x2f0
[  307.924265][   T29]  watchdog+0xf80/0xf80
[  307.928437][   T29]  ? watchdog+0x1e1/0xf80
[  307.932773][   T29]  kthread+0x2fa/0x390
[  307.936842][   T29]  ? hungtask_pm_notify+0x90/0x90
[  307.941871][   T29]  ? kthread_blkcg+0xd0/0xd0
[  307.946463][   T29]  ret_from_fork+0x48/0x80
[  307.950877][   T29]  ? kthread_blkcg+0xd0/0xd0
[  307.955483][   T29]  ret_from_fork_asm+0x11/0x20
[  307.960260][   T29]  </TASK>
[  307.963734][   T29] Kernel Offset: disabled
[  307.968062][   T29] Rebooting in 86400 seconds..