rnal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  226.344429][ T5303] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  226.652406][ T5305] loop1: detected capacity change from 0 to 32768
[  226.726678][ T5305] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  226.734646][ T5305] CPU: 1 PID: 5305 Comm: syz.1.176 Not tainted syzkaller #0
[  226.741948][ T5305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  226.752589][ T5305] Call Trace:
[  226.756494][ T5305]  <TASK>
[  226.759544][ T5305]  dump_stack_lvl+0x188/0x250
[  226.764360][ T5305]  ? show_regs_print_info+0x20/0x20
[  226.770014][ T5305]  ? load_image+0x410/0x410
[  226.774736][ T5305]  sysfs_create_dir_ns+0x26a/0x290
[  226.780231][ T5305]  ? sysfs_warn_dup+0xa0/0xa0
[  226.786361][ T5305]  ? do_raw_spin_unlock+0x11d/0x230
[  226.791963][ T5305]  kobject_add_internal+0x5ba/0xcd0
[  226.797275][ T5305]  kobject_init_and_add+0x128/0x190
[  226.802884][ T5305]  ? lockdep_softirqs_off+0x430/0x430
[  226.808462][ T5305]  ? kobject_add+0x230/0x230
[  226.814607][ T5305]  ? __init_swait_queue_head+0xa4/0x140
[  226.820841][ T5305]  gfs2_sys_fs_add+0x24f/0x4b0
[  226.825904][ T5305]  ? gfs2_recover_set+0x240/0x240
[  226.831372][ T5305]  ? snprintf+0xe5/0x140
[  226.835850][ T5305]  ? __free_pages+0x95/0x1a0
[  226.841110][ T5305]  ? vscnprintf+0x80/0x80
[  226.846577][ T5305]  gfs2_fill_super+0x11ed/0x1ea0
[  226.851948][ T5305]  ? gfs2_reconfigure+0xd80/0xd80
[  226.857122][ T5305]  ? sb_set_blocksize+0xa5/0xe0
[  226.862234][ T5305]  get_tree_bdev+0x3e6/0x610
[  226.867018][ T5305]  ? gfs2_reconfigure+0xd80/0xd80
[  226.872989][ T5305]  gfs2_get_tree+0x4d/0x1e0
[  226.878282][ T5305]  vfs_get_tree+0x88/0x270
[  226.882826][ T5305]  do_new_mount+0x247/0xa40
[  226.889388][ T5305]  __se_sys_mount+0x2e3/0x3d0
[  226.894080][ T5305]  ? __x64_sys_mount+0xc0/0xc0
[  226.899467][ T5305]  ? lockdep_hardirqs_on+0x94/0x140
[  226.904665][ T5305]  ? __x64_sys_mount+0x1c/0xc0
[  226.909602][ T5305]  do_syscall_64+0x4c/0xa0
[  226.914565][ T5305]  ? clear_bhb_loop+0x30/0x80
[  226.919617][ T5305]  ? clear_bhb_loop+0x30/0x80
[  226.924564][ T5305]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  226.931183][ T5305] RIP: 0033:0x7f68bce3660a
[  226.936343][ T5305] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  226.957656][ T5305] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  226.967049][ T5305] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  226.976360][ T5305] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  226.984675][ T5305] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  226.993064][ T5305] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  227.003494][ T5305] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  227.014001][ T5305]  </TASK>
[  227.019449][ T5305] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  227.033289][ T5305] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  227.360104][ T5307] loop1: detected capacity change from 0 to 32768
[  227.371574][ T5307] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  227.379338][ T5307] CPU: 1 PID: 5307 Comm: syz.1.177 Not tainted syzkaller #0
[  227.386731][ T5307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  227.397035][ T5307] Call Trace:
[  227.400345][ T5307]  <TASK>
[  227.403286][ T5307]  dump_stack_lvl+0x188/0x250
[  227.407971][ T5307]  ? show_regs_print_info+0x20/0x20
[  227.413390][ T5307]  ? load_image+0x410/0x410
[  227.418088][ T5307]  sysfs_create_dir_ns+0x26a/0x290
[  227.423451][ T5307]  ? sysfs_warn_dup+0xa0/0xa0
[  227.428134][ T5307]  ? do_raw_spin_unlock+0x11d/0x230
[  227.433650][ T5307]  kobject_add_internal+0x5ba/0xcd0
[  227.438863][ T5307]  kobject_init_and_add+0x128/0x190
[  227.444366][ T5307]  ? lockdep_softirqs_off+0x430/0x430
[  227.450198][ T5307]  ? kobject_add+0x230/0x230
[  227.455000][ T5307]  ? __init_swait_queue_head+0xa4/0x140
[  227.460555][ T5307]  gfs2_sys_fs_add+0x24f/0x4b0
[  227.465838][ T5307]  ? gfs2_recover_set+0x240/0x240
[  227.471248][ T5307]  ? snprintf+0xe5/0x140
[  227.475490][ T5307]  ? __free_pages+0x95/0x1a0
[  227.480075][ T5307]  ? vscnprintf+0x80/0x80
[  227.484484][ T5307]  gfs2_fill_super+0x11ed/0x1ea0
[  227.489429][ T5307]  ? gfs2_reconfigure+0xd80/0xd80
[  227.494453][ T5307]  ? sb_set_blocksize+0xa5/0xe0
[  227.499317][ T5307]  get_tree_bdev+0x3e6/0x610
[  227.503895][ T5307]  ? gfs2_reconfigure+0xd80/0xd80
[  227.509017][ T5307]  gfs2_get_tree+0x4d/0x1e0
[  227.513685][ T5307]  vfs_get_tree+0x88/0x270
[  227.518146][ T5307]  do_new_mount+0x247/0xa40
[  227.522732][ T5307]  __se_sys_mount+0x2e3/0x3d0
[  227.527398][ T5307]  ? __x64_sys_mount+0xc0/0xc0
[  227.532652][ T5307]  ? lockdep_hardirqs_on+0x94/0x140
[  227.538278][ T5307]  ? __x64_sys_mount+0x1c/0xc0
[  227.543176][ T5307]  do_syscall_64+0x4c/0xa0
[  227.547781][ T5307]  ? clear_bhb_loop+0x30/0x80
[  227.552767][ T5307]  ? clear_bhb_loop+0x30/0x80
[  227.557644][ T5307]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  227.563807][ T5307] RIP: 0033:0x7f68bce3660a
[  227.568323][ T5307] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  227.588754][ T5307] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  227.597173][ T5307] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  227.605962][ T5307] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  227.614375][ T5307] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  227.622558][ T5307] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  227.630964][ T5307] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  227.639617][ T5307]  </TASK>
[  227.648543][ T5307] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  227.662362][ T5307] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/27 01:23:30 executed programs: 163
[  228.016446][ T5310] loop1: detected capacity change from 0 to 32768
[  228.058298][ T5310] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  228.066986][ T5310] CPU: 0 PID: 5310 Comm: syz.1.178 Not tainted syzkaller #0
[  228.074809][ T5310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  228.085302][ T5310] Call Trace:
[  228.088789][ T5310]  <TASK>
[  228.091750][ T5310]  dump_stack_lvl+0x188/0x250
[  228.096570][ T5310]  ? show_regs_print_info+0x20/0x20
[  228.102056][ T5310]  ? load_image+0x410/0x410
[  228.106611][ T5310]  sysfs_create_dir_ns+0x26a/0x290
[  228.111757][ T5310]  ? sysfs_warn_dup+0xa0/0xa0
[  228.116463][ T5310]  ? do_raw_spin_unlock+0x11d/0x230
[  228.121690][ T5310]  kobject_add_internal+0x5ba/0xcd0
[  228.127008][ T5310]  kobject_init_and_add+0x128/0x190
[  228.132494][ T5310]  ? lockdep_softirqs_off+0x430/0x430
[  228.138503][ T5310]  ? kobject_add+0x230/0x230
[  228.143134][ T5310]  ? __init_swait_queue_head+0xa4/0x140
[  228.148702][ T5310]  gfs2_sys_fs_add+0x24f/0x4b0
[  228.153615][ T5310]  ? gfs2_recover_set+0x240/0x240
[  228.158751][ T5310]  ? snprintf+0xe5/0x140
[  228.163000][ T5310]  ? __free_pages+0x95/0x1a0
[  228.167797][ T5310]  ? vscnprintf+0x80/0x80
[  228.172860][ T5310]  gfs2_fill_super+0x11ed/0x1ea0
[  228.178273][ T5310]  ? gfs2_reconfigure+0xd80/0xd80
[  228.184446][ T5310]  ? sb_set_blocksize+0xa5/0xe0
[  228.189768][ T5310]  get_tree_bdev+0x3e6/0x610
[  228.195473][ T5310]  ? gfs2_reconfigure+0xd80/0xd80
[  228.201350][ T5310]  gfs2_get_tree+0x4d/0x1e0
[  228.206495][ T5310]  vfs_get_tree+0x88/0x270
[  228.211982][ T5310]  do_new_mount+0x247/0xa40
[  228.217105][ T5310]  __se_sys_mount+0x2e3/0x3d0
[  228.221792][ T5310]  ? __x64_sys_mount+0xc0/0xc0
[  228.226676][ T5310]  ? lockdep_hardirqs_on+0x94/0x140
[  228.232144][ T5310]  ? __x64_sys_mount+0x1c/0xc0
[  228.236940][ T5310]  do_syscall_64+0x4c/0xa0
[  228.241537][ T5310]  ? clear_bhb_loop+0x30/0x80
[  228.246451][ T5310]  ? clear_bhb_loop+0x30/0x80
[  228.251400][ T5310]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  228.257441][ T5310] RIP: 0033:0x7f68bce3660a
[  228.262188][ T5310] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  228.282174][ T5310] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.290621][ T5310] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  228.298701][ T5310] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  228.308450][ T5310] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  228.316627][ T5310] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  228.326783][ T5310] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  228.335048][ T5310]  </TASK>
[  228.339394][ T5310] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  228.353015][ T5310] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  228.680713][ T5313] loop1: detected capacity change from 0 to 32768
[  228.734836][ T5313] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  228.742722][ T5313] CPU: 1 PID: 5313 Comm: syz.1.179 Not tainted syzkaller #0
[  228.750299][ T5313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  228.761646][ T5313] Call Trace:
[  228.764976][ T5313]  <TASK>
[  228.767919][ T5313]  dump_stack_lvl+0x188/0x250
[  228.772745][ T5313]  ? show_regs_print_info+0x20/0x20
[  228.778185][ T5313]  ? load_image+0x410/0x410
[  228.782716][ T5313]  sysfs_create_dir_ns+0x26a/0x290
[  228.787850][ T5313]  ? sysfs_warn_dup+0xa0/0xa0
[  228.792635][ T5313]  ? do_raw_spin_unlock+0x11d/0x230
[  228.797856][ T5313]  kobject_add_internal+0x5ba/0xcd0
[  228.803503][ T5313]  kobject_init_and_add+0x128/0x190
[  228.808737][ T5313]  ? lockdep_softirqs_off+0x430/0x430
[  228.814454][ T5313]  ? kobject_add+0x230/0x230
[  228.819922][ T5313]  ? __init_swait_queue_head+0xa4/0x140
[  228.825759][ T5313]  gfs2_sys_fs_add+0x24f/0x4b0
[  228.830735][ T5313]  ? gfs2_recover_set+0x240/0x240
[  228.836456][ T5313]  ? snprintf+0xe5/0x140
[  228.841188][ T5313]  ? __free_pages+0x95/0x1a0
[  228.846051][ T5313]  ? vscnprintf+0x80/0x80
[  228.851009][ T5313]  gfs2_fill_super+0x11ed/0x1ea0
[  228.856170][ T5313]  ? gfs2_reconfigure+0xd80/0xd80
[  228.861463][ T5313]  ? sb_set_blocksize+0xa5/0xe0
[  228.866499][ T5313]  get_tree_bdev+0x3e6/0x610
[  228.871323][ T5313]  ? gfs2_reconfigure+0xd80/0xd80
[  228.876346][ T5313]  gfs2_get_tree+0x4d/0x1e0
[  228.880853][ T5313]  vfs_get_tree+0x88/0x270
[  228.885794][ T5313]  do_new_mount+0x247/0xa40
[  228.890392][ T5313]  __se_sys_mount+0x2e3/0x3d0
[  228.896051][ T5313]  ? __x64_sys_mount+0xc0/0xc0
[  228.900862][ T5313]  ? lockdep_hardirqs_on+0x94/0x140
[  228.906225][ T5313]  ? __x64_sys_mount+0x1c/0xc0
[  228.911089][ T5313]  do_syscall_64+0x4c/0xa0
[  228.915574][ T5313]  ? clear_bhb_loop+0x30/0x80
[  228.920397][ T5313]  ? clear_bhb_loop+0x30/0x80
[  228.925457][ T5313]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  228.931358][ T5313] RIP: 0033:0x7f68bce3660a
[  228.935873][ T5313] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  228.955480][ T5313] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.964097][ T5313] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  228.972367][ T5313] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  228.980340][ T5313] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  228.989710][ T5313] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  228.997681][ T5313] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  229.005921][ T5313]  </TASK>
[  229.012968][ T5313] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  229.027248][ T5313] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  229.333516][ T5315] loop1: detected capacity change from 0 to 32768
[  229.349467][ T5315] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  229.358535][ T5315] CPU: 0 PID: 5315 Comm: syz.1.180 Not tainted syzkaller #0
[  229.366117][ T5315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  229.376446][ T5315] Call Trace:
[  229.379752][ T5315]  <TASK>
[  229.382794][ T5315]  dump_stack_lvl+0x188/0x250
[  229.387502][ T5315]  ? show_regs_print_info+0x20/0x20
[  229.392731][ T5315]  ? load_image+0x410/0x410
[  229.397428][ T5315]  sysfs_create_dir_ns+0x26a/0x290
[  229.402559][ T5315]  ? sysfs_warn_dup+0xa0/0xa0
[  229.407405][ T5315]  ? do_raw_spin_unlock+0x11d/0x230
[  229.412714][ T5315]  kobject_add_internal+0x5ba/0xcd0
[  229.417954][ T5315]  kobject_init_and_add+0x128/0x190
[  229.423433][ T5315]  ? lockdep_softirqs_off+0x430/0x430
[  229.429232][ T5315]  ? kobject_add+0x230/0x230
[  229.433844][ T5315]  ? __init_swait_queue_head+0xa4/0x140
[  229.439414][ T5315]  gfs2_sys_fs_add+0x24f/0x4b0
[  229.444377][ T5315]  ? gfs2_recover_set+0x240/0x240
[  229.449455][ T5315]  ? snprintf+0xe5/0x140
[  229.453694][ T5315]  ? __free_pages+0x95/0x1a0
[  229.458276][ T5315]  ? vscnprintf+0x80/0x80
[  229.462811][ T5315]  gfs2_fill_super+0x11ed/0x1ea0
[  229.467751][ T5315]  ? gfs2_reconfigure+0xd80/0xd80
[  229.472868][ T5315]  ? sb_set_blocksize+0xa5/0xe0
[  229.477873][ T5315]  get_tree_bdev+0x3e6/0x610
[  229.482551][ T5315]  ? gfs2_reconfigure+0xd80/0xd80
[  229.487583][ T5315]  gfs2_get_tree+0x4d/0x1e0
[  229.492094][ T5315]  vfs_get_tree+0x88/0x270
[  229.496537][ T5315]  do_new_mount+0x247/0xa40
[  229.501058][ T5315]  __se_sys_mount+0x2e3/0x3d0
[  229.505827][ T5315]  ? __x64_sys_mount+0xc0/0xc0
[  229.510692][ T5315]  ? lockdep_hardirqs_on+0x94/0x140
[  229.515883][ T5315]  ? __x64_sys_mount+0x1c/0xc0
[  229.520694][ T5315]  do_syscall_64+0x4c/0xa0
[  229.525120][ T5315]  ? clear_bhb_loop+0x30/0x80
[  229.529808][ T5315]  ? clear_bhb_loop+0x30/0x80
[  229.535386][ T5315]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  229.541301][ T5315] RIP: 0033:0x7f68bce3660a
[  229.545984][ T5315] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  229.566080][ T5315] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  229.574514][ T5315] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  229.582822][ T5315] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  229.590840][ T5315] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  229.598835][ T5315] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  229.606892][ T5315] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  229.614902][ T5315]  </TASK>
[  229.618701][ T5315] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  229.632034][ T5315] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  229.962188][ T5318] loop1: detected capacity change from 0 to 32768
[  230.015897][ T5318] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  230.023316][ T5318] CPU: 0 PID: 5318 Comm: syz.1.181 Not tainted syzkaller #0
[  230.030786][ T5318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  230.041133][ T5318] Call Trace:
[  230.044516][ T5318]  <TASK>
[  230.047635][ T5318]  dump_stack_lvl+0x188/0x250
[  230.052410][ T5318]  ? show_regs_print_info+0x20/0x20
[  230.057619][ T5318]  ? load_image+0x410/0x410
[  230.062145][ T5318]  sysfs_create_dir_ns+0x26a/0x290
[  230.067280][ T5318]  ? sysfs_warn_dup+0xa0/0xa0
[  230.072033][ T5318]  ? do_raw_spin_unlock+0x11d/0x230
[  230.077395][ T5318]  kobject_add_internal+0x5ba/0xcd0
[  230.082707][ T5318]  kobject_init_and_add+0x128/0x190
[  230.087980][ T5318]  ? lockdep_softirqs_off+0x430/0x430
[  230.093380][ T5318]  ? kobject_add+0x230/0x230
[  230.098259][ T5318]  ? __init_swait_queue_head+0xa4/0x140
[  230.103830][ T5318]  gfs2_sys_fs_add+0x24f/0x4b0
[  230.108608][ T5318]  ? gfs2_recover_set+0x240/0x240
[  230.113631][ T5318]  ? snprintf+0xe5/0x140
[  230.117871][ T5318]  ? __free_pages+0x95/0x1a0
[  230.122475][ T5318]  ? vscnprintf+0x80/0x80
[  230.127002][ T5318]  gfs2_fill_super+0x11ed/0x1ea0
[  230.132077][ T5318]  ? gfs2_reconfigure+0xd80/0xd80
[  230.137301][ T5318]  ? sb_set_blocksize+0xa5/0xe0
[  230.142586][ T5318]  get_tree_bdev+0x3e6/0x610
[  230.147529][ T5318]  ? gfs2_reconfigure+0xd80/0xd80
[  230.152563][ T5318]  gfs2_get_tree+0x4d/0x1e0
[  230.157078][ T5318]  vfs_get_tree+0x88/0x270
[  230.161505][ T5318]  do_new_mount+0x247/0xa40
[  230.166015][ T5318]  __se_sys_mount+0x2e3/0x3d0
[  230.170781][ T5318]  ? __x64_sys_mount+0xc0/0xc0
[  230.175545][ T5318]  ? lockdep_hardirqs_on+0x94/0x140
[  230.180756][ T5318]  ? __x64_sys_mount+0x1c/0xc0
[  230.185707][ T5318]  do_syscall_64+0x4c/0xa0
[  230.190225][ T5318]  ? clear_bhb_loop+0x30/0x80
[  230.195352][ T5318]  ? clear_bhb_loop+0x30/0x80
[  230.200057][ T5318]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  230.206046][ T5318] RIP: 0033:0x7f68bce3660a
[  230.210850][ T5318] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  230.230818][ T5318] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  230.239695][ T5318] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  230.247671][ T5318] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  230.255811][ T5318] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  230.263945][ T5318] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  230.271932][ T5318] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  230.279901][ T5318]  </TASK>
[  230.284775][ T5318] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  230.298169][ T5318] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  230.596197][ T5320] loop1: detected capacity change from 0 to 32768
[  230.686226][ T5320] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  230.693932][ T5320] CPU: 1 PID: 5320 Comm: syz.1.182 Not tainted syzkaller #0
[  230.701232][ T5320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  230.711570][ T5320] Call Trace:
[  230.714865][ T5320]  <TASK>
[  230.717872][ T5320]  dump_stack_lvl+0x188/0x250
[  230.722569][ T5320]  ? show_regs_print_info+0x20/0x20
[  230.727862][ T5320]  ? load_image+0x410/0x410
[  230.732392][ T5320]  sysfs_create_dir_ns+0x26a/0x290
[  230.737611][ T5320]  ? sysfs_warn_dup+0xa0/0xa0
[  230.742461][ T5320]  ? do_raw_spin_unlock+0x11d/0x230
[  230.747827][ T5320]  kobject_add_internal+0x5ba/0xcd0
[  230.753018][ T5320]  kobject_init_and_add+0x128/0x190
[  230.758306][ T5320]  ? lockdep_softirqs_off+0x430/0x430
[  230.764028][ T5320]  ? kobject_add+0x230/0x230
[  230.768921][ T5320]  ? __init_swait_queue_head+0xa4/0x140
[  230.774758][ T5320]  gfs2_sys_fs_add+0x24f/0x4b0
[  230.779604][ T5320]  ? gfs2_recover_set+0x240/0x240
[  230.784718][ T5320]  ? snprintf+0xe5/0x140
[  230.789069][ T5320]  ? __free_pages+0x95/0x1a0
[  230.793676][ T5320]  ? vscnprintf+0x80/0x80
[  230.798162][ T5320]  gfs2_fill_super+0x11ed/0x1ea0
[  230.803119][ T5320]  ? gfs2_reconfigure+0xd80/0xd80
[  230.808145][ T5320]  ? sb_set_blocksize+0xa5/0xe0
[  230.813566][ T5320]  get_tree_bdev+0x3e6/0x610
[  230.818684][ T5320]  ? gfs2_reconfigure+0xd80/0xd80
[  230.823713][ T5320]  gfs2_get_tree+0x4d/0x1e0
[  230.828442][ T5320]  vfs_get_tree+0x88/0x270
[  230.833112][ T5320]  do_new_mount+0x247/0xa40
[  230.837854][ T5320]  __se_sys_mount+0x2e3/0x3d0
[  230.842545][ T5320]  ? __x64_sys_mount+0xc0/0xc0
[  230.847386][ T5320]  ? lockdep_hardirqs_on+0x94/0x140
[  230.852570][ T5320]  ? __x64_sys_mount+0x1c/0xc0
[  230.857333][ T5320]  do_syscall_64+0x4c/0xa0
[  230.861859][ T5320]  ? clear_bhb_loop+0x30/0x80
[  230.866885][ T5320]  ? clear_bhb_loop+0x30/0x80
[  230.871838][ T5320]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  230.878978][ T5320] RIP: 0033:0x7f68bce3660a
[  230.883473][ T5320] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  230.903328][ T5320] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  230.911981][ T5320] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  230.920429][ T5320] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  230.928727][ T5320] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  230.936854][ T5320] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  230.944950][ T5320] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  230.953004][ T5320]  </TASK>
[  230.958197][ T5320] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  230.971830][ T5320] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  231.330494][ T5324] loop1: detected capacity change from 0 to 32768
[  231.385949][ T5324] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  231.395297][ T5324] CPU: 1 PID: 5324 Comm: syz.1.183 Not tainted syzkaller #0
[  231.402711][ T5324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  231.413048][ T5324] Call Trace:
[  231.416350][ T5324]  <TASK>
[  231.419283][ T5324]  dump_stack_lvl+0x188/0x250
[  231.423969][ T5324]  ? show_regs_print_info+0x20/0x20
[  231.429177][ T5324]  ? load_image+0x410/0x410
[  231.433710][ T5324]  sysfs_create_dir_ns+0x26a/0x290
[  231.438854][ T5324]  ? sysfs_warn_dup+0xa0/0xa0
[  231.443743][ T5324]  ? do_raw_spin_unlock+0x11d/0x230
[  231.449192][ T5324]  kobject_add_internal+0x5ba/0xcd0
[  231.454508][ T5324]  kobject_init_and_add+0x128/0x190
[  231.459899][ T5324]  ? lockdep_softirqs_off+0x430/0x430
[  231.465300][ T5324]  ? kobject_add+0x230/0x230
[  231.470093][ T5324]  ? __init_swait_queue_head+0xa4/0x140
[  231.475693][ T5324]  gfs2_sys_fs_add+0x24f/0x4b0
[  231.480486][ T5324]  ? gfs2_recover_set+0x240/0x240
[  231.485505][ T5324]  ? snprintf+0xe5/0x140
[  231.489844][ T5324]  ? __free_pages+0x95/0x1a0
[  231.494526][ T5324]  ? vscnprintf+0x80/0x80
[  231.498856][ T5324]  gfs2_fill_super+0x11ed/0x1ea0
[  231.503816][ T5324]  ? gfs2_reconfigure+0xd80/0xd80
[  231.508837][ T5324]  ? sb_set_blocksize+0xa5/0xe0
[  231.513668][ T5324]  get_tree_bdev+0x3e6/0x610
[  231.518417][ T5324]  ? gfs2_reconfigure+0xd80/0xd80
[  231.523422][ T5324]  gfs2_get_tree+0x4d/0x1e0
[  231.527915][ T5324]  vfs_get_tree+0x88/0x270
[  231.532322][ T5324]  do_new_mount+0x247/0xa40
[  231.536839][ T5324]  __se_sys_mount+0x2e3/0x3d0
[  231.541658][ T5324]  ? __x64_sys_mount+0xc0/0xc0
[  231.546549][ T5324]  ? lockdep_hardirqs_on+0x94/0x140
[  231.552098][ T5324]  ? __x64_sys_mount+0x1c/0xc0
[  231.556965][ T5324]  do_syscall_64+0x4c/0xa0
[  231.561382][ T5324]  ? clear_bhb_loop+0x30/0x80
[  231.566060][ T5324]  ? clear_bhb_loop+0x30/0x80
[  231.570779][ T5324]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  231.576794][ T5324] RIP: 0033:0x7f68bce3660a
[  231.581384][ T5324] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  231.601346][ T5324] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  231.609873][ T5324] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  231.618352][ T5324] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  231.626554][ T5324] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  231.634878][ T5324] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  231.643023][ T5324] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  231.651315][ T5324]  </TASK>
[  231.656525][ T5324] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  231.669800][ T5324] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  232.007009][ T5326] loop1: detected capacity change from 0 to 32768
[  232.052101][ T5326] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  232.059665][ T5326] CPU: 0 PID: 5326 Comm: syz.1.184 Not tainted syzkaller #0
[  232.067140][ T5326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  232.077370][ T5326] Call Trace:
[  232.080780][ T5326]  <TASK>
[  232.083713][ T5326]  dump_stack_lvl+0x188/0x250
[  232.088406][ T5326]  ? show_regs_print_info+0x20/0x20
[  232.093617][ T5326]  ? load_image+0x410/0x410
[  232.098332][ T5326]  sysfs_create_dir_ns+0x26a/0x290
[  232.103459][ T5326]  ? sysfs_warn_dup+0xa0/0xa0
[  232.108470][ T5326]  ? do_raw_spin_unlock+0x11d/0x230
[  232.113700][ T5326]  kobject_add_internal+0x5ba/0xcd0
[  232.119190][ T5326]  kobject_init_and_add+0x128/0x190
[  232.124410][ T5326]  ? lockdep_softirqs_off+0x430/0x430
[  232.129979][ T5326]  ? kobject_add+0x230/0x230
[  232.134699][ T5326]  ? __init_swait_queue_head+0xa4/0x140
[  232.140607][ T5326]  gfs2_sys_fs_add+0x24f/0x4b0
[  232.145560][ T5326]  ? gfs2_recover_set+0x240/0x240
[  232.150591][ T5326]  ? snprintf+0xe5/0x140
[  232.154947][ T5326]  ? __free_pages+0x95/0x1a0
[  232.159523][ T5326]  ? vscnprintf+0x80/0x80
[  232.163851][ T5326]  gfs2_fill_super+0x11ed/0x1ea0
[  232.169180][ T5326]  ? gfs2_reconfigure+0xd80/0xd80
[  232.174360][ T5326]  ? sb_set_blocksize+0xa5/0xe0
[  232.179215][ T5326]  get_tree_bdev+0x3e6/0x610
[  232.184313][ T5326]  ? gfs2_reconfigure+0xd80/0xd80
[  232.190102][ T5326]  gfs2_get_tree+0x4d/0x1e0
[  232.194827][ T5326]  vfs_get_tree+0x88/0x270
[  232.199245][ T5326]  do_new_mount+0x247/0xa40
[  232.203843][ T5326]  __se_sys_mount+0x2e3/0x3d0
[  232.208627][ T5326]  ? __x64_sys_mount+0xc0/0xc0
[  232.213554][ T5326]  ? lockdep_hardirqs_on+0x94/0x140
[  232.218766][ T5326]  ? __x64_sys_mount+0x1c/0xc0
[  232.223534][ T5326]  do_syscall_64+0x4c/0xa0
[  232.227954][ T5326]  ? clear_bhb_loop+0x30/0x80
[  232.232627][ T5326]  ? clear_bhb_loop+0x30/0x80
[  232.237307][ T5326]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  232.243191][ T5326] RIP: 0033:0x7f68bce3660a
[  232.247607][ T5326] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  232.267701][ T5326] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  232.276102][ T5326] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  232.284064][ T5326] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  232.292275][ T5326] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  232.300537][ T5326] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  232.308536][ T5326] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  232.316798][ T5326]  </TASK>
[  232.320541][ T5326] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  232.334495][ T5326] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  232.658084][ T5328] loop1: detected capacity change from 0 to 32768
[  232.716230][ T5328] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  232.724116][ T5328] CPU: 0 PID: 5328 Comm: syz.1.185 Not tainted syzkaller #0
[  232.731705][ T5328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  232.742057][ T5328] Call Trace:
[  232.745347][ T5328]  <TASK>
[  232.748278][ T5328]  dump_stack_lvl+0x188/0x250
[  232.753056][ T5328]  ? show_regs_print_info+0x20/0x20
[  232.758269][ T5328]  ? load_image+0x410/0x410
[  232.763102][ T5328]  sysfs_create_dir_ns+0x26a/0x290
[  232.768344][ T5328]  ? sysfs_warn_dup+0xa0/0xa0
[  232.773217][ T5328]  ? do_raw_spin_unlock+0x11d/0x230
[  232.778476][ T5328]  kobject_add_internal+0x5ba/0xcd0
[  232.783913][ T5328]  kobject_init_and_add+0x128/0x190
[  232.789129][ T5328]  ? lockdep_softirqs_off+0x430/0x430
[  232.794659][ T5328]  ? kobject_add+0x230/0x230
[  232.799513][ T5328]  ? __init_swait_queue_head+0xa4/0x140
[  232.805092][ T5328]  gfs2_sys_fs_add+0x24f/0x4b0
[  232.810133][ T5328]  ? gfs2_recover_set+0x240/0x240
[  232.815477][ T5328]  ? snprintf+0xe5/0x140
[  232.819913][ T5328]  ? __free_pages+0x95/0x1a0
[  232.824493][ T5328]  ? vscnprintf+0x80/0x80
[  232.828832][ T5328]  gfs2_fill_super+0x11ed/0x1ea0
[  232.833803][ T5328]  ? gfs2_reconfigure+0xd80/0xd80
[  232.839243][ T5328]  ? sb_set_blocksize+0xa5/0xe0
[  232.844265][ T5328]  get_tree_bdev+0x3e6/0x610
[  232.849028][ T5328]  ? gfs2_reconfigure+0xd80/0xd80
[  232.854206][ T5328]  gfs2_get_tree+0x4d/0x1e0
[  232.858712][ T5328]  vfs_get_tree+0x88/0x270
[  232.863123][ T5328]  do_new_mount+0x247/0xa40
[  232.867619][ T5328]  __se_sys_mount+0x2e3/0x3d0
[  232.872293][ T5328]  ? __x64_sys_mount+0xc0/0xc0
[  232.877139][ T5328]  ? lockdep_hardirqs_on+0x94/0x140
[  232.882521][ T5328]  ? __x64_sys_mount+0x1c/0xc0
[  232.887447][ T5328]  do_syscall_64+0x4c/0xa0
[  232.891854][ T5328]  ? clear_bhb_loop+0x30/0x80
[  232.896754][ T5328]  ? clear_bhb_loop+0x30/0x80
[  232.901425][ T5328]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  232.907441][ T5328] RIP: 0033:0x7f68bce3660a
[  232.911860][ T5328] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  232.931746][ T5328] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  232.940168][ T5328] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  232.948429][ T5328] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  232.956428][ T5328] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  232.964509][ T5328] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  232.972559][ T5328] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  232.980813][ T5328]  </TASK>
[  232.984818][ T5328] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  232.998015][ T5328] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/27 01:23:35 executed programs: 171
[  233.316743][ T5331] loop1: detected capacity change from 0 to 32768
[  233.377859][ T5331] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  233.385758][ T5331] CPU: 0 PID: 5331 Comm: syz.1.186 Not tainted syzkaller #0
[  233.393073][ T5331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  233.403226][ T5331] Call Trace:
[  233.406515][ T5331]  <TASK>
[  233.409612][ T5331]  dump_stack_lvl+0x188/0x250
[  233.414306][ T5331]  ? show_regs_print_info+0x20/0x20
[  233.419622][ T5331]  ? load_image+0x410/0x410
[  233.424328][ T5331]  sysfs_create_dir_ns+0x26a/0x290
[  233.429911][ T5331]  ? sysfs_warn_dup+0xa0/0xa0
[  233.435462][ T5331]  ? do_raw_spin_unlock+0x11d/0x230
[  233.440943][ T5331]  kobject_add_internal+0x5ba/0xcd0
[  233.446363][ T5331]  kobject_init_and_add+0x128/0x190
[  233.452122][ T5331]  ? lockdep_softirqs_off+0x430/0x430
[  233.457979][ T5331]  ? kobject_add+0x230/0x230
[  233.462603][ T5331]  ? __init_swait_queue_head+0xa4/0x140
[  233.468168][ T5331]  gfs2_sys_fs_add+0x24f/0x4b0
[  233.473095][ T5331]  ? gfs2_recover_set+0x240/0x240
[  233.478216][ T5331]  ? snprintf+0xe5/0x140
[  233.482653][ T5331]  ? __free_pages+0x95/0x1a0
[  233.487260][ T5331]  ? vscnprintf+0x80/0x80
[  233.491675][ T5331]  gfs2_fill_super+0x11ed/0x1ea0
[  233.496609][ T5331]  ? gfs2_reconfigure+0xd80/0xd80
[  233.501631][ T5331]  ? sb_set_blocksize+0xa5/0xe0
[  233.506470][ T5331]  get_tree_bdev+0x3e6/0x610
[  233.511099][ T5331]  ? gfs2_reconfigure+0xd80/0xd80
[  233.516114][ T5331]  gfs2_get_tree+0x4d/0x1e0
[  233.520636][ T5331]  vfs_get_tree+0x88/0x270
[  233.525130][ T5331]  do_new_mount+0x247/0xa40
[  233.529657][ T5331]  __se_sys_mount+0x2e3/0x3d0
[  233.534355][ T5331]  ? __x64_sys_mount+0xc0/0xc0
[  233.539200][ T5331]  ? lockdep_hardirqs_on+0x94/0x140
[  233.544484][ T5331]  ? __x64_sys_mount+0x1c/0xc0
[  233.549258][ T5331]  do_syscall_64+0x4c/0xa0
[  233.553753][ T5331]  ? clear_bhb_loop+0x30/0x80
[  233.558435][ T5331]  ? clear_bhb_loop+0x30/0x80
[  233.563118][ T5331]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  233.569013][ T5331] RIP: 0033:0x7f68bce3660a
[  233.573431][ T5331] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  233.593485][ T5331] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  233.601894][ T5331] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  233.609855][ T5331] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  233.617814][ T5331] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  233.625958][ T5331] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  233.634009][ T5331] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  233.642071][ T5331]  </TASK>
[  233.646698][ T5331] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  233.660609][ T5331] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  233.964912][ T5333] loop1: detected capacity change from 0 to 32768
[  234.006797][ T5333] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  234.015412][ T5333] CPU: 0 PID: 5333 Comm: syz.1.187 Not tainted syzkaller #0
[  234.022740][ T5333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  234.033669][ T5333] Call Trace:
[  234.037067][ T5333]  <TASK>
[  234.040024][ T5333]  dump_stack_lvl+0x188/0x250
[  234.045011][ T5333]  ? show_regs_print_info+0x20/0x20
[  234.050238][ T5333]  ? load_image+0x410/0x410
[  234.054771][ T5333]  sysfs_create_dir_ns+0x26a/0x290
[  234.059904][ T5333]  ? sysfs_warn_dup+0xa0/0xa0
[  234.064874][ T5333]  ? do_raw_spin_unlock+0x11d/0x230
[  234.070188][ T5333]  kobject_add_internal+0x5ba/0xcd0
[  234.075500][ T5333]  kobject_init_and_add+0x128/0x190
[  234.080899][ T5333]  ? lockdep_softirqs_off+0x430/0x430
[  234.086538][ T5333]  ? kobject_add+0x230/0x230
[  234.091183][ T5333]  ? __init_swait_queue_head+0xa4/0x140
[  234.096840][ T5333]  gfs2_sys_fs_add+0x24f/0x4b0
[  234.102163][ T5333]  ? gfs2_recover_set+0x240/0x240
[  234.107339][ T5333]  ? snprintf+0xe5/0x140
[  234.111790][ T5333]  ? __free_pages+0x95/0x1a0
[  234.116377][ T5333]  ? vscnprintf+0x80/0x80
[  234.120697][ T5333]  gfs2_fill_super+0x11ed/0x1ea0
[  234.125984][ T5333]  ? gfs2_reconfigure+0xd80/0xd80
[  234.131055][ T5333]  ? sb_set_blocksize+0xa5/0xe0
[  234.136025][ T5333]  get_tree_bdev+0x3e6/0x610
[  234.140648][ T5333]  ? gfs2_reconfigure+0xd80/0xd80
[  234.146081][ T5333]  gfs2_get_tree+0x4d/0x1e0
[  234.150601][ T5333]  vfs_get_tree+0x88/0x270
[  234.155142][ T5333]  do_new_mount+0x247/0xa40
[  234.159772][ T5333]  __se_sys_mount+0x2e3/0x3d0
[  234.164446][ T5333]  ? __x64_sys_mount+0xc0/0xc0
[  234.169343][ T5333]  ? lockdep_hardirqs_on+0x94/0x140
[  234.174542][ T5333]  ? __x64_sys_mount+0x1c/0xc0
[  234.180021][ T5333]  do_syscall_64+0x4c/0xa0
[  234.184706][ T5333]  ? clear_bhb_loop+0x30/0x80
[  234.189610][ T5333]  ? clear_bhb_loop+0x30/0x80
[  234.194906][ T5333]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  234.201042][ T5333] RIP: 0033:0x7f68bce3660a
[  234.205640][ T5333] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  234.225782][ T5333] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  234.234399][ T5333] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  234.242961][ T5333] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  234.251238][ T5333] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  234.259422][ T5333] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  234.267418][ T5333] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  234.275672][ T5333]  </TASK>
[  234.279708][ T5333] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  234.293293][ T5333] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  234.623398][ T5335] loop1: detected capacity change from 0 to 32768
[  234.683537][ T5335] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  234.692519][ T5335] CPU: 1 PID: 5335 Comm: syz.1.188 Not tainted syzkaller #0
[  234.699930][ T5335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  234.710320][ T5335] Call Trace:
[  234.713725][ T5335]  <TASK>
[  234.716665][ T5335]  dump_stack_lvl+0x188/0x250
[  234.721607][ T5335]  ? show_regs_print_info+0x20/0x20
[  234.726824][ T5335]  ? load_image+0x410/0x410
[  234.731363][ T5335]  sysfs_create_dir_ns+0x26a/0x290
[  234.736502][ T5335]  ? sysfs_warn_dup+0xa0/0xa0
[  234.741210][ T5335]  ? do_raw_spin_unlock+0x11d/0x230
[  234.746448][ T5335]  kobject_add_internal+0x5ba/0xcd0
[  234.751824][ T5335]  kobject_init_and_add+0x128/0x190
[  234.757046][ T5335]  ? lockdep_softirqs_off+0x430/0x430
[  234.762620][ T5335]  ? kobject_add+0x230/0x230
[  234.767319][ T5335]  ? __init_swait_queue_head+0xa4/0x140
[  234.772955][ T5335]  gfs2_sys_fs_add+0x24f/0x4b0
[  234.777715][ T5335]  ? gfs2_recover_set+0x240/0x240
[  234.783005][ T5335]  ? snprintf+0xe5/0x140
[  234.787251][ T5335]  ? __free_pages+0x95/0x1a0
[  234.791835][ T5335]  ? vscnprintf+0x80/0x80
[  234.796157][ T5335]  gfs2_fill_super+0x11ed/0x1ea0
[  234.801096][ T5335]  ? gfs2_reconfigure+0xd80/0xd80
[  234.806361][ T5335]  ? sb_set_blocksize+0xa5/0xe0
[  234.811207][ T5335]  get_tree_bdev+0x3e6/0x610
[  234.816003][ T5335]  ? gfs2_reconfigure+0xd80/0xd80
[  234.821308][ T5335]  gfs2_get_tree+0x4d/0x1e0
[  234.825824][ T5335]  vfs_get_tree+0x88/0x270
[  234.830254][ T5335]  do_new_mount+0x247/0xa40
[  234.834986][ T5335]  __se_sys_mount+0x2e3/0x3d0
[  234.839973][ T5335]  ? __x64_sys_mount+0xc0/0xc0
[  234.844742][ T5335]  ? lockdep_hardirqs_on+0x94/0x140
[  234.850380][ T5335]  ? __x64_sys_mount+0x1c/0xc0
[  234.855485][ T5335]  do_syscall_64+0x4c/0xa0
[  234.860567][ T5335]  ? clear_bhb_loop+0x30/0x80
[  234.865365][ T5335]  ? clear_bhb_loop+0x30/0x80
[  234.870851][ T5335]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  234.877119][ T5335] RIP: 0033:0x7f68bce3660a
[  234.881904][ T5335] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  234.902071][ T5335] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  234.910753][ T5335] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  234.919185][ T5335] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  234.927354][ T5335] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  234.935671][ T5335] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  234.943808][ T5335] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  234.951805][ T5335]  </TASK>
[  234.956709][ T5335] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  234.970556][ T5335] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  235.307286][ T5337] loop1: detected capacity change from 0 to 32768
[  235.318520][ T5337] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  235.327186][ T5337] CPU: 0 PID: 5337 Comm: syz.1.189 Not tainted syzkaller #0
[  235.334562][ T5337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  235.344633][ T5337] Call Trace:
[  235.347934][ T5337]  <TASK>
[  235.350886][ T5337]  dump_stack_lvl+0x188/0x250
[  235.355769][ T5337]  ? show_regs_print_info+0x20/0x20
[  235.360990][ T5337]  ? load_image+0x410/0x410
[  235.365733][ T5337]  sysfs_create_dir_ns+0x26a/0x290
[  235.370846][ T5337]  ? sysfs_warn_dup+0xa0/0xa0
[  235.375526][ T5337]  ? do_raw_spin_unlock+0x11d/0x230
[  235.381122][ T5337]  kobject_add_internal+0x5ba/0xcd0
[  235.386473][ T5337]  kobject_init_and_add+0x128/0x190
[  235.392134][ T5337]  ? lockdep_softirqs_off+0x430/0x430
[  235.397596][ T5337]  ? kobject_add+0x230/0x230
[  235.402201][ T5337]  ? __init_swait_queue_head+0xa4/0x140
[  235.408221][ T5337]  gfs2_sys_fs_add+0x24f/0x4b0
[  235.413563][ T5337]  ? gfs2_recover_set+0x240/0x240
[  235.418598][ T5337]  ? snprintf+0xe5/0x140
[  235.423037][ T5337]  ? __free_pages+0x95/0x1a0
[  235.427745][ T5337]  ? vscnprintf+0x80/0x80
[  235.432082][ T5337]  gfs2_fill_super+0x11ed/0x1ea0
[  235.437283][ T5337]  ? gfs2_reconfigure+0xd80/0xd80
[  235.442964][ T5337]  ? sb_set_blocksize+0xa5/0xe0
[  235.448164][ T5337]  get_tree_bdev+0x3e6/0x610
[  235.453262][ T5337]  ? gfs2_reconfigure+0xd80/0xd80
[  235.459253][ T5337]  gfs2_get_tree+0x4d/0x1e0
[  235.464110][ T5337]  vfs_get_tree+0x88/0x270
[  235.469184][ T5337]  do_new_mount+0x247/0xa40
[  235.473970][ T5337]  __se_sys_mount+0x2e3/0x3d0
[  235.479367][ T5337]  ? __x64_sys_mount+0xc0/0xc0
[  235.484487][ T5337]  ? lockdep_hardirqs_on+0x94/0x140
[  235.489693][ T5337]  ? __x64_sys_mount+0x1c/0xc0
[  235.494464][ T5337]  do_syscall_64+0x4c/0xa0
[  235.498878][ T5337]  ? clear_bhb_loop+0x30/0x80
[  235.503883][ T5337]  ? clear_bhb_loop+0x30/0x80
[  235.509019][ T5337]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  235.515058][ T5337] RIP: 0033:0x7f68bce3660a
[  235.519475][ T5337] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  235.539662][ T5337] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  235.548719][ T5337] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  235.557659][ T5337] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  235.565913][ T5337] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  235.574254][ T5337] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  235.582642][ T5337] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  235.590920][ T5337]  </TASK>
[  235.594673][ T5337] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  235.608185][ T5337] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  235.914537][ T5339] loop1: detected capacity change from 0 to 32768
[  235.952869][ T5339] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  235.960779][ T5339] CPU: 0 PID: 5339 Comm: syz.1.190 Not tainted syzkaller #0
[  235.968391][ T5339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  235.979019][ T5339] Call Trace:
[  235.982321][ T5339]  <TASK>
[  235.985568][ T5339]  dump_stack_lvl+0x188/0x250
[  235.990409][ T5339]  ? show_regs_print_info+0x20/0x20
[  235.995629][ T5339]  ? load_image+0x410/0x410
[  236.000156][ T5339]  sysfs_create_dir_ns+0x26a/0x290
[  236.005439][ T5339]  ? sysfs_warn_dup+0xa0/0xa0
[  236.010243][ T5339]  ? do_raw_spin_unlock+0x11d/0x230
[  236.015640][ T5339]  kobject_add_internal+0x5ba/0xcd0
[  236.021038][ T5339]  kobject_init_and_add+0x128/0x190
[  236.026360][ T5339]  ? lockdep_softirqs_off+0x430/0x430
[  236.031846][ T5339]  ? kobject_add+0x230/0x230
[  236.036553][ T5339]  ? __init_swait_queue_head+0xa4/0x140
[  236.042296][ T5339]  gfs2_sys_fs_add+0x24f/0x4b0
[  236.047335][ T5339]  ? gfs2_recover_set+0x240/0x240
[  236.052518][ T5339]  ? snprintf+0xe5/0x140
[  236.056749][ T5339]  ? __free_pages+0x95/0x1a0
[  236.061351][ T5339]  ? vscnprintf+0x80/0x80
[  236.065690][ T5339]  gfs2_fill_super+0x11ed/0x1ea0
[  236.070648][ T5339]  ? gfs2_reconfigure+0xd80/0xd80
[  236.075691][ T5339]  ? sb_set_blocksize+0xa5/0xe0
[  236.080619][ T5339]  get_tree_bdev+0x3e6/0x610
[  236.085391][ T5339]  ? gfs2_reconfigure+0xd80/0xd80
[  236.090425][ T5339]  gfs2_get_tree+0x4d/0x1e0
[  236.095356][ T5339]  vfs_get_tree+0x88/0x270
[  236.099880][ T5339]  do_new_mount+0x247/0xa40
[  236.104387][ T5339]  __se_sys_mount+0x2e3/0x3d0
[  236.109058][ T5339]  ? __x64_sys_mount+0xc0/0xc0
[  236.113921][ T5339]  ? lockdep_hardirqs_on+0x94/0x140
[  236.119141][ T5339]  ? __x64_sys_mount+0x1c/0xc0
[  236.123995][ T5339]  do_syscall_64+0x4c/0xa0
[  236.128406][ T5339]  ? clear_bhb_loop+0x30/0x80
[  236.133064][ T5339]  ? clear_bhb_loop+0x30/0x80
[  236.137993][ T5339]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  236.144284][ T5339] RIP: 0033:0x7f68bce3660a
[  236.148700][ T5339] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  236.168573][ T5339] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  236.177976][ T5339] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  236.186723][ T5339] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  236.195409][ T5339] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  236.204028][ T5339] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  236.212312][ T5339] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  236.220518][ T5339]  </TASK>
[  236.224608][ T5339] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  236.238351][ T5339] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  236.553155][ T5341] loop1: detected capacity change from 0 to 32768
[  236.615141][ T5341] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  236.622910][ T5341] CPU: 1 PID: 5341 Comm: syz.1.191 Not tainted syzkaller #0
[  236.630209][ T5341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  236.640373][ T5341] Call Trace:
[  236.643659][ T5341]  <TASK>
[  236.646607][ T5341]  dump_stack_lvl+0x188/0x250
[  236.651395][ T5341]  ? show_regs_print_info+0x20/0x20
[  236.656609][ T5341]  ? load_image+0x410/0x410
[  236.661141][ T5341]  sysfs_create_dir_ns+0x26a/0x290
[  236.666268][ T5341]  ? sysfs_warn_dup+0xa0/0xa0
[  236.670956][ T5341]  ? do_raw_spin_unlock+0x11d/0x230
[  236.676337][ T5341]  kobject_add_internal+0x5ba/0xcd0
[  236.681644][ T5341]  kobject_init_and_add+0x128/0x190
[  236.687038][ T5341]  ? lockdep_softirqs_off+0x430/0x430
[  236.692428][ T5341]  ? kobject_add+0x230/0x230
[  236.697361][ T5341]  ? __init_swait_queue_head+0xa4/0x140
[  236.703737][ T5341]  gfs2_sys_fs_add+0x24f/0x4b0
[  236.708616][ T5341]  ? gfs2_recover_set+0x240/0x240
[  236.714712][ T5341]  ? snprintf+0xe5/0x140
[  236.719090][ T5341]  ? __free_pages+0x95/0x1a0
[  236.724195][ T5341]  ? vscnprintf+0x80/0x80
[  236.728743][ T5341]  gfs2_fill_super+0x11ed/0x1ea0
[  236.733738][ T5341]  ? gfs2_reconfigure+0xd80/0xd80
[  236.739091][ T5341]  ? sb_set_blocksize+0xa5/0xe0
[  236.744156][ T5341]  get_tree_bdev+0x3e6/0x610
[  236.749044][ T5341]  ? gfs2_reconfigure+0xd80/0xd80
[  236.754214][ T5341]  gfs2_get_tree+0x4d/0x1e0
[  236.759216][ T5341]  vfs_get_tree+0x88/0x270
[  236.763740][ T5341]  do_new_mount+0x247/0xa40
[  236.768250][ T5341]  __se_sys_mount+0x2e3/0x3d0
[  236.773006][ T5341]  ? __x64_sys_mount+0xc0/0xc0
[  236.777869][ T5341]  ? lockdep_hardirqs_on+0x94/0x140
[  236.783144][ T5341]  ? __x64_sys_mount+0x1c/0xc0
[  236.787938][ T5341]  do_syscall_64+0x4c/0xa0
[  236.792493][ T5341]  ? clear_bhb_loop+0x30/0x80
[  236.797677][ T5341]  ? clear_bhb_loop+0x30/0x80
[  236.802363][ T5341]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  236.808427][ T5341] RIP: 0033:0x7f68bce3660a
[  236.813035][ T5341] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  236.833067][ T5341] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  236.841736][ T5341] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  236.850172][ T5341] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  236.858262][ T5341] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  236.866514][ T5341] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  236.874670][ T5341] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  236.882930][ T5341]  </TASK>
[  236.887840][ T5341] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  236.901018][ T5341] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  237.222226][ T5343] loop1: detected capacity change from 0 to 32768
[  237.274620][ T5343] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  237.282199][ T5343] CPU: 0 PID: 5343 Comm: syz.1.192 Not tainted syzkaller #0
[  237.289502][ T5343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  237.300008][ T5343] Call Trace:
[  237.303305][ T5343]  <TASK>
[  237.306252][ T5343]  dump_stack_lvl+0x188/0x250
[  237.310954][ T5343]  ? show_regs_print_info+0x20/0x20
[  237.316560][ T5343]  ? load_image+0x410/0x410
[  237.321095][ T5343]  sysfs_create_dir_ns+0x26a/0x290
[  237.326239][ T5343]  ? sysfs_warn_dup+0xa0/0xa0
[  237.330938][ T5343]  ? do_raw_spin_unlock+0x11d/0x230
[  237.336488][ T5343]  kobject_add_internal+0x5ba/0xcd0
[  237.343035][ T5343]  kobject_init_and_add+0x128/0x190
[  237.348444][ T5343]  ? lockdep_softirqs_off+0x430/0x430
[  237.353840][ T5343]  ? kobject_add+0x230/0x230
[  237.358982][ T5343]  ? __init_swait_queue_head+0xa4/0x140
[  237.364704][ T5343]  gfs2_sys_fs_add+0x24f/0x4b0
[  237.369808][ T5343]  ? gfs2_recover_set+0x240/0x240
[  237.375000][ T5343]  ? snprintf+0xe5/0x140
[  237.379263][ T5343]  ? __free_pages+0x95/0x1a0
[  237.383874][ T5343]  ? vscnprintf+0x80/0x80
[  237.388710][ T5343]  gfs2_fill_super+0x11ed/0x1ea0
[  237.394016][ T5343]  ? gfs2_reconfigure+0xd80/0xd80
[  237.399186][ T5343]  ? sb_set_blocksize+0xa5/0xe0
[  237.404053][ T5343]  get_tree_bdev+0x3e6/0x610
[  237.408744][ T5343]  ? gfs2_reconfigure+0xd80/0xd80
[  237.413960][ T5343]  gfs2_get_tree+0x4d/0x1e0
[  237.418687][ T5343]  vfs_get_tree+0x88/0x270
[  237.423118][ T5343]  do_new_mount+0x247/0xa40
[  237.427710][ T5343]  __se_sys_mount+0x2e3/0x3d0
[  237.432402][ T5343]  ? __x64_sys_mount+0xc0/0xc0
[  237.437195][ T5343]  ? lockdep_hardirqs_on+0x94/0x140
[  237.442412][ T5343]  ? __x64_sys_mount+0x1c/0xc0
[  237.447272][ T5343]  do_syscall_64+0x4c/0xa0
[  237.451945][ T5343]  ? clear_bhb_loop+0x30/0x80
[  237.457252][ T5343]  ? clear_bhb_loop+0x30/0x80
[  237.462021][ T5343]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  237.468253][ T5343] RIP: 0033:0x7f68bce3660a
[  237.472694][ T5343] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  237.492501][ T5343] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  237.501022][ T5343] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  237.509490][ T5343] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  237.517540][ T5343] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  237.525506][ T5343] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  237.534202][ T5343] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  237.542704][ T5343]  </TASK>
[  237.546478][ T5343] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  237.560118][ T5343] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  237.880662][ T5345] loop1: detected capacity change from 0 to 32768
[  237.923124][ T5345] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  237.931018][ T5345] CPU: 0 PID: 5345 Comm: syz.1.193 Not tainted syzkaller #0
[  237.938602][ T5345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  237.949019][ T5345] Call Trace:
[  237.952732][ T5345]  <TASK>
[  237.955878][ T5345]  dump_stack_lvl+0x188/0x250
[  237.960685][ T5345]  ? show_regs_print_info+0x20/0x20
[  237.966082][ T5345]  ? load_image+0x410/0x410
[  237.970621][ T5345]  sysfs_create_dir_ns+0x26a/0x290
[  237.975924][ T5345]  ? sysfs_warn_dup+0xa0/0xa0
[  237.980707][ T5345]  ? do_raw_spin_unlock+0x11d/0x230
[  237.986062][ T5345]  kobject_add_internal+0x5ba/0xcd0
[  237.991743][ T5345]  kobject_init_and_add+0x128/0x190
[  237.997075][ T5345]  ? lockdep_softirqs_off+0x430/0x430
[  238.002588][ T5345]  ? kobject_add+0x230/0x230
[  238.007307][ T5345]  ? __init_swait_queue_head+0xa4/0x140
[  238.013066][ T5345]  gfs2_sys_fs_add+0x24f/0x4b0
[  238.017849][ T5345]  ? gfs2_recover_set+0x240/0x240
[  238.022897][ T5345]  ? snprintf+0xe5/0x140
[  238.027132][ T5345]  ? __free_pages+0x95/0x1a0
[  238.032237][ T5345]  ? vscnprintf+0x80/0x80
[  238.036781][ T5345]  gfs2_fill_super+0x11ed/0x1ea0
[  238.041747][ T5345]  ? gfs2_reconfigure+0xd80/0xd80
[  238.046864][ T5345]  ? sb_set_blocksize+0xa5/0xe0
[  238.051702][ T5345]  get_tree_bdev+0x3e6/0x610
[  238.056285][ T5345]  ? gfs2_reconfigure+0xd80/0xd80
[  238.061388][ T5345]  gfs2_get_tree+0x4d/0x1e0
[  238.066357][ T5345]  vfs_get_tree+0x88/0x270
[  238.070839][ T5345]  do_new_mount+0x247/0xa40
[  238.075337][ T5345]  __se_sys_mount+0x2e3/0x3d0
[  238.080011][ T5345]  ? __x64_sys_mount+0xc0/0xc0
[  238.084959][ T5345]  ? lockdep_hardirqs_on+0x94/0x140
[  238.090163][ T5345]  ? __x64_sys_mount+0x1c/0xc0
[  238.095016][ T5345]  do_syscall_64+0x4c/0xa0
[  238.099421][ T5345]  ? clear_bhb_loop+0x30/0x80
[  238.104082][ T5345]  ? clear_bhb_loop+0x30/0x80
[  238.109006][ T5345]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  238.114879][ T5345] RIP: 0033:0x7f68bce3660a
[  238.119423][ T5345] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  238.140004][ T5345] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.148729][ T5345] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  238.156701][ T5345] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  238.164673][ T5345] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  238.172767][ T5345] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  238.181206][ T5345] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  238.191061][ T5345]  </TASK>
[  238.195842][ T5345] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  238.210611][ T5345] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/27 01:23:40 executed programs: 179
[  238.519579][ T5347] loop1: detected capacity change from 0 to 32768
[  238.585100][ T5347] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  238.592882][ T5347] CPU: 1 PID: 5347 Comm: syz.1.194 Not tainted syzkaller #0
[  238.600617][ T5347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  238.611347][ T5347] Call Trace:
[  238.615210][ T5347]  <TASK>
[  238.618431][ T5347]  dump_stack_lvl+0x188/0x250
[  238.623321][ T5347]  ? show_regs_print_info+0x20/0x20
[  238.628629][ T5347]  ? load_image+0x410/0x410
[  238.633249][ T5347]  sysfs_create_dir_ns+0x26a/0x290
[  238.639205][ T5347]  ? sysfs_warn_dup+0xa0/0xa0
[  238.644008][ T5347]  ? do_raw_spin_unlock+0x11d/0x230
[  238.649446][ T5347]  kobject_add_internal+0x5ba/0xcd0
[  238.655180][ T5347]  kobject_init_and_add+0x128/0x190
[  238.660584][ T5347]  ? lockdep_softirqs_off+0x430/0x430
[  238.666238][ T5347]  ? kobject_add+0x230/0x230
[  238.670852][ T5347]  ? __init_swait_queue_head+0xa4/0x140
[  238.676611][ T5347]  gfs2_sys_fs_add+0x24f/0x4b0
[  238.681471][ T5347]  ? gfs2_recover_set+0x240/0x240
[  238.686922][ T5347]  ? snprintf+0xe5/0x140
[  238.691245][ T5347]  ? __free_pages+0x95/0x1a0
[  238.696005][ T5347]  ? vscnprintf+0x80/0x80
[  238.700512][ T5347]  gfs2_fill_super+0x11ed/0x1ea0
[  238.705630][ T5347]  ? gfs2_reconfigure+0xd80/0xd80
[  238.711039][ T5347]  ? sb_set_blocksize+0xa5/0xe0
[  238.716113][ T5347]  get_tree_bdev+0x3e6/0x610
[  238.720986][ T5347]  ? gfs2_reconfigure+0xd80/0xd80
[  238.727297][ T5347]  gfs2_get_tree+0x4d/0x1e0
[  238.732237][ T5347]  vfs_get_tree+0x88/0x270
[  238.737123][ T5347]  do_new_mount+0x247/0xa40
[  238.742175][ T5347]  __se_sys_mount+0x2e3/0x3d0
[  238.747108][ T5347]  ? __x64_sys_mount+0xc0/0xc0
[  238.751975][ T5347]  ? lockdep_hardirqs_on+0x94/0x140
[  238.757423][ T5347]  ? __x64_sys_mount+0x1c/0xc0
[  238.762196][ T5347]  do_syscall_64+0x4c/0xa0
[  238.766912][ T5347]  ? clear_bhb_loop+0x30/0x80
[  238.771595][ T5347]  ? clear_bhb_loop+0x30/0x80
[  238.777068][ T5347]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  238.783273][ T5347] RIP: 0033:0x7f68bce3660a
[  238.787843][ T5347] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  238.807936][ T5347] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.817196][ T5347] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  238.825469][ T5347] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  238.833661][ T5347] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  238.842090][ T5347] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  238.850593][ T5347] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  238.858666][ T5347]  </TASK>
[  238.864305][ T5347] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  238.878681][ T5347] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  239.243650][ T5349] loop1: detected capacity change from 0 to 32768
[  239.329147][ T5349] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  239.347217][ T5349] CPU: 1 PID: 5349 Comm: syz.1.195 Not tainted syzkaller #0
[  239.355182][ T5349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  239.366412][ T5349] Call Trace:
[  239.369910][ T5349]  <TASK>
[  239.372950][ T5349]  dump_stack_lvl+0x188/0x250
[  239.377836][ T5349]  ? show_regs_print_info+0x20/0x20
[  239.383063][ T5349]  ? load_image+0x410/0x410
[  239.387683][ T5349]  sysfs_create_dir_ns+0x26a/0x290
[  239.393117][ T5349]  ? sysfs_warn_dup+0xa0/0xa0
[  239.397812][ T5349]  ? do_raw_spin_unlock+0x11d/0x230
[  239.403215][ T5349]  kobject_add_internal+0x5ba/0xcd0
[  239.408624][ T5349]  kobject_init_and_add+0x128/0x190
[  239.413921][ T5349]  ? lockdep_softirqs_off+0x430/0x430
[  239.419295][ T5349]  ? kobject_add+0x230/0x230
[  239.423980][ T5349]  ? __init_swait_queue_head+0xa4/0x140
[  239.429620][ T5349]  gfs2_sys_fs_add+0x24f/0x4b0
[  239.434484][ T5349]  ? gfs2_recover_set+0x240/0x240
[  239.440593][ T5349]  ? snprintf+0xe5/0x140
[  239.444943][ T5349]  ? __free_pages+0x95/0x1a0
[  239.449864][ T5349]  ? vscnprintf+0x80/0x80
[  239.454330][ T5349]  gfs2_fill_super+0x11ed/0x1ea0
[  239.460017][ T5349]  ? gfs2_reconfigure+0xd80/0xd80
[  239.465357][ T5349]  ? sb_set_blocksize+0xa5/0xe0
[  239.470243][ T5349]  get_tree_bdev+0x3e6/0x610
[  239.475144][ T5349]  ? gfs2_reconfigure+0xd80/0xd80
[  239.480262][ T5349]  gfs2_get_tree+0x4d/0x1e0
[  239.484864][ T5349]  vfs_get_tree+0x88/0x270
[  239.489284][ T5349]  do_new_mount+0x247/0xa40
[  239.493923][ T5349]  __se_sys_mount+0x2e3/0x3d0
[  239.498717][ T5349]  ? __x64_sys_mount+0xc0/0xc0
[  239.503648][ T5349]  ? lockdep_hardirqs_on+0x94/0x140
[  239.508931][ T5349]  ? __x64_sys_mount+0x1c/0xc0
[  239.513701][ T5349]  do_syscall_64+0x4c/0xa0
[  239.518119][ T5349]  ? clear_bhb_loop+0x30/0x80
[  239.522818][ T5349]  ? clear_bhb_loop+0x30/0x80
[  239.527492][ T5349]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  239.533661][ T5349] RIP: 0033:0x7f68bce3660a
[  239.538442][ T5349] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  239.558337][ T5349] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  239.567426][ T5349] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  239.575492][ T5349] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  239.583815][ T5349] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  239.591893][ T5349] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  239.599875][ T5349] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  239.608335][ T5349]  </TASK>
[  239.618907][ T5349] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  239.633314][ T5349] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  239.967353][ T5351] loop1: detected capacity change from 0 to 32768
[  240.032799][ T5351] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  240.040291][ T5351] CPU: 1 PID: 5351 Comm: syz.1.196 Not tainted syzkaller #0
[  240.047776][ T5351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  240.058021][ T5351] Call Trace:
[  240.061318][ T5351]  <TASK>
[  240.064282][ T5351]  dump_stack_lvl+0x188/0x250
[  240.069335][ T5351]  ? show_regs_print_info+0x20/0x20
[  240.074738][ T5351]  ? load_image+0x410/0x410
[  240.079275][ T5351]  sysfs_create_dir_ns+0x26a/0x290
[  240.084669][ T5351]  ? sysfs_warn_dup+0xa0/0xa0
[  240.089459][ T5351]  ? do_raw_spin_unlock+0x11d/0x230
[  240.094891][ T5351]  kobject_add_internal+0x5ba/0xcd0
[  240.100252][ T5351]  kobject_init_and_add+0x128/0x190
[  240.105743][ T5351]  ? lockdep_softirqs_off+0x430/0x430
[  240.111143][ T5351]  ? kobject_add+0x230/0x230
[  240.115758][ T5351]  ? __init_swait_queue_head+0xa4/0x140
[  240.121321][ T5351]  gfs2_sys_fs_add+0x24f/0x4b0
[  240.126089][ T5351]  ? gfs2_recover_set+0x240/0x240
[  240.131105][ T5351]  ? snprintf+0xe5/0x140
[  240.135694][ T5351]  ? __free_pages+0x95/0x1a0
[  240.140773][ T5351]  ? vscnprintf+0x80/0x80
[  240.145840][ T5351]  gfs2_fill_super+0x11ed/0x1ea0
[  240.151250][ T5351]  ? gfs2_reconfigure+0xd80/0xd80
[  240.156927][ T5351]  ? sb_set_blocksize+0xa5/0xe0
[  240.162637][ T5351]  get_tree_bdev+0x3e6/0x610
[  240.168429][ T5351]  ? gfs2_reconfigure+0xd80/0xd80
[  240.174350][ T5351]  gfs2_get_tree+0x4d/0x1e0
[  240.180099][ T5351]  vfs_get_tree+0x88/0x270
[  240.185542][ T5351]  do_new_mount+0x247/0xa40
[  240.192087][ T5351]  __se_sys_mount+0x2e3/0x3d0
[  240.199460][ T5351]  ? __x64_sys_mount+0xc0/0xc0
[  240.208147][ T5351]  ? lockdep_hardirqs_on+0x94/0x140
[  240.215944][ T5351]  ? __x64_sys_mount+0x1c/0xc0
[  240.221246][ T5351]  do_syscall_64+0x4c/0xa0
[  240.226642][ T5351]  ? clear_bhb_loop+0x30/0x80
[  240.232756][ T5351]  ? clear_bhb_loop+0x30/0x80
[  240.238562][ T5351]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  240.249125][ T5351] RIP: 0033:0x7f68bce3660a
[  240.254162][ T5351] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  240.275864][ T5351] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.284970][ T5351] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  240.293465][ T5351] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  240.301828][ T5351] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  240.310124][ T5351] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  240.318351][ T5351] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  240.326320][ T5351]  </TASK>
[  240.331802][ T5351] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  240.347681][ T5351] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  240.684000][ T5353] loop1: detected capacity change from 0 to 32768
[  240.743926][ T5353] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  240.751989][ T5353] CPU: 0 PID: 5353 Comm: syz.1.197 Not tainted syzkaller #0
[  240.759740][ T5353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  240.770659][ T5353] Call Trace:
[  240.774170][ T5353]  <TASK>
[  240.777163][ T5353]  dump_stack_lvl+0x188/0x250
[  240.781853][ T5353]  ? show_regs_print_info+0x20/0x20
[  240.787331][ T5353]  ? load_image+0x410/0x410
[  240.792229][ T5353]  sysfs_create_dir_ns+0x26a/0x290
[  240.797576][ T5353]  ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[  240.803762][ T5353]  ? sysfs_warn_dup+0xa0/0xa0
[  240.808947][ T5353]  ? kobject_add_internal+0x598/0xcd0
[  240.814519][ T5353]  kobject_add_internal+0x5ba/0xcd0
[  240.820098][ T5353]  kobject_init_and_add+0x128/0x190
[  240.825430][ T5353]  ? lockdep_softirqs_off+0x430/0x430
[  240.830819][ T5353]  ? kobject_add+0x230/0x230
[  240.835507][ T5353]  ? __init_swait_queue_head+0xa4/0x140
[  240.841676][ T5353]  gfs2_sys_fs_add+0x24f/0x4b0
[  240.846747][ T5353]  ? gfs2_recover_set+0x240/0x240
[  240.852131][ T5353]  ? snprintf+0xe5/0x140
[  240.856540][ T5353]  ? __free_pages+0x95/0x1a0
[  240.861144][ T5353]  ? vscnprintf+0x80/0x80
[  240.865486][ T5353]  gfs2_fill_super+0x11ed/0x1ea0
[  240.870450][ T5353]  ? gfs2_reconfigure+0xd80/0xd80
[  240.875528][ T5353]  ? sb_set_blocksize+0xa5/0xe0
[  240.880481][ T5353]  get_tree_bdev+0x3e6/0x610
[  240.885306][ T5353]  ? gfs2_reconfigure+0xd80/0xd80
[  240.890441][ T5353]  gfs2_get_tree+0x4d/0x1e0
[  240.895385][ T5353]  vfs_get_tree+0x88/0x270
[  240.899872][ T5353]  do_new_mount+0x247/0xa40
[  240.904381][ T5353]  __se_sys_mount+0x2e3/0x3d0
[  240.909158][ T5353]  ? __x64_sys_mount+0xc0/0xc0
[  240.914342][ T5353]  ? lockdep_hardirqs_on+0x94/0x140
[  240.919714][ T5353]  ? __x64_sys_mount+0x1c/0xc0
[  240.924477][ T5353]  do_syscall_64+0x4c/0xa0
[  240.928982][ T5353]  ? clear_bhb_loop+0x30/0x80
[  240.933745][ T5353]  ? clear_bhb_loop+0x30/0x80
[  240.938623][ T5353]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  240.944602][ T5353] RIP: 0033:0x7f68bce3660a
[  240.949429][ T5353] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  240.969397][ T5353] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.977828][ T5353] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  240.985804][ T5353] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  240.994352][ T5353] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  241.002408][ T5353] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  241.010730][ T5353] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  241.019398][ T5353]  </TASK>
[  241.023259][ T5353] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  241.038778][ T5353] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  241.345658][ T5355] loop1: detected capacity change from 0 to 32768
[  241.362730][ T5355] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  241.370631][ T5355] CPU: 0 PID: 5355 Comm: syz.1.198 Not tainted syzkaller #0
[  241.378384][ T5355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  241.389138][ T5355] Call Trace:
[  241.392434][ T5355]  <TASK>
[  241.395460][ T5355]  dump_stack_lvl+0x188/0x250
[  241.400413][ T5355]  ? show_regs_print_info+0x20/0x20
[  241.405629][ T5355]  ? load_image+0x410/0x410
[  241.410294][ T5355]  sysfs_create_dir_ns+0x26a/0x290
[  241.416055][ T5355]  ? sysfs_warn_dup+0xa0/0xa0
[  241.421099][ T5355]  ? do_raw_spin_unlock+0x11d/0x230
[  241.426552][ T5355]  kobject_add_internal+0x5ba/0xcd0
[  241.431934][ T5355]  kobject_init_and_add+0x128/0x190
[  241.437139][ T5355]  ? lockdep_softirqs_off+0x430/0x430
[  241.442517][ T5355]  ? kobject_add+0x230/0x230
[  241.447473][ T5355]  ? __init_swait_queue_head+0xa4/0x140
[  241.453756][ T5355]  gfs2_sys_fs_add+0x24f/0x4b0
[  241.461888][ T5355]  ? gfs2_recover_set+0x240/0x240
[  241.467311][ T5355]  ? snprintf+0xe5/0x140
[  241.471816][ T5355]  ? __free_pages+0x95/0x1a0
[  241.476529][ T5355]  ? vscnprintf+0x80/0x80
[  241.481907][ T5355]  gfs2_fill_super+0x11ed/0x1ea0
[  241.487614][ T5355]  ? gfs2_reconfigure+0xd80/0xd80
[  241.493131][ T5355]  ? sb_set_blocksize+0xa5/0xe0
[  241.498431][ T5355]  get_tree_bdev+0x3e6/0x610
[  241.503198][ T5355]  ? gfs2_reconfigure+0xd80/0xd80
[  241.508318][ T5355]  gfs2_get_tree+0x4d/0x1e0
[  241.513035][ T5355]  vfs_get_tree+0x88/0x270
[  241.517550][ T5355]  do_new_mount+0x247/0xa40
[  241.522150][ T5355]  __se_sys_mount+0x2e3/0x3d0
[  241.526910][ T5355]  ? __x64_sys_mount+0xc0/0xc0
[  241.531747][ T5355]  ? lockdep_hardirqs_on+0x94/0x140
[  241.537205][ T5355]  ? __x64_sys_mount+0x1c/0xc0
[  241.541971][ T5355]  do_syscall_64+0x4c/0xa0
[  241.546468][ T5355]  ? clear_bhb_loop+0x30/0x80
[  241.551245][ T5355]  ? clear_bhb_loop+0x30/0x80
[  241.556261][ T5355]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  241.562681][ T5355] RIP: 0033:0x7f68bce3660a
[  241.567292][ T5355] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  241.587630][ T5355] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  241.596394][ T5355] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  241.604773][ T5355] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  241.613078][ T5355] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  241.622465][ T5355] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  241.630550][ T5355] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  241.638633][ T5355]  </TASK>
[  241.642242][ T5355] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  241.655400][ T5355] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  241.989777][ T5357] loop1: detected capacity change from 0 to 32768
[  242.068283][ T5357] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  242.077064][ T5357] CPU: 0 PID: 5357 Comm: syz.1.199 Not tainted syzkaller #0
[  242.085399][ T5357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  242.096160][ T5357] Call Trace:
[  242.099808][ T5357]  <TASK>
[  242.102844][ T5357]  dump_stack_lvl+0x188/0x250
[  242.107973][ T5357]  ? show_regs_print_info+0x20/0x20
[  242.115453][ T5357]  ? load_image+0x410/0x410
[  242.120656][ T5357]  sysfs_create_dir_ns+0x26a/0x290
[  242.126474][ T5357]  ? sysfs_warn_dup+0xa0/0xa0
[  242.131904][ T5357]  ? do_raw_spin_unlock+0x11d/0x230
[  242.137424][ T5357]  kobject_add_internal+0x5ba/0xcd0
[  242.143002][ T5357]  kobject_init_and_add+0x128/0x190
[  242.148925][ T5357]  ? lockdep_softirqs_off+0x430/0x430
[  242.154955][ T5357]  ? kobject_add+0x230/0x230
[  242.159596][ T5357]  ? __init_swait_queue_head+0xa4/0x140
[  242.165510][ T5357]  gfs2_sys_fs_add+0x24f/0x4b0
[  242.170553][ T5357]  ? gfs2_recover_set+0x240/0x240
[  242.175804][ T5357]  ? snprintf+0xe5/0x140
[  242.180500][ T5357]  ? __free_pages+0x95/0x1a0
[  242.185575][ T5357]  ? vscnprintf+0x80/0x80
[  242.190212][ T5357]  gfs2_fill_super+0x11ed/0x1ea0
[  242.196121][ T5357]  ? gfs2_reconfigure+0xd80/0xd80
[  242.201872][ T5357]  ? sb_set_blocksize+0xa5/0xe0
[  242.207091][ T5357]  get_tree_bdev+0x3e6/0x610
[  242.212599][ T5357]  ? gfs2_reconfigure+0xd80/0xd80
[  242.218531][ T5357]  gfs2_get_tree+0x4d/0x1e0
[  242.223700][ T5357]  vfs_get_tree+0x88/0x270
[  242.228149][ T5357]  do_new_mount+0x247/0xa40
[  242.232978][ T5357]  __se_sys_mount+0x2e3/0x3d0
[  242.237690][ T5357]  ? __x64_sys_mount+0xc0/0xc0
[  242.242842][ T5357]  ? lockdep_hardirqs_on+0x94/0x140
[  242.248259][ T5357]  ? __x64_sys_mount+0x1c/0xc0
[  242.253025][ T5357]  do_syscall_64+0x4c/0xa0
[  242.257432][ T5357]  ? clear_bhb_loop+0x30/0x80
[  242.262184][ T5357]  ? clear_bhb_loop+0x30/0x80
[  242.267232][ T5357]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  242.273159][ T5357] RIP: 0033:0x7f68bce3660a
[  242.277581][ T5357] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  242.298222][ T5357] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.306825][ T5357] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  242.315705][ T5357] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  242.323822][ T5357] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  242.332301][ T5357] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  242.341067][ T5357] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  242.349328][ T5357]  </TASK>
[  242.353485][ T5357] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  242.367229][ T5357] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  242.480942][ T4263] Bluetooth: hci1: command 0x0406 tx timeout
[  242.712702][ T5359] loop1: detected capacity change from 0 to 32768
[  242.766234][ T5359] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  242.776239][ T5359] CPU: 0 PID: 5359 Comm: syz.1.200 Not tainted syzkaller #0
[  242.783675][ T5359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  242.793913][ T5359] Call Trace:
[  242.797566][ T5359]  <TASK>
[  242.800696][ T5359]  dump_stack_lvl+0x188/0x250
[  242.806171][ T5359]  ? show_regs_print_info+0x20/0x20
[  242.812171][ T5359]  ? load_image+0x410/0x410
[  242.816848][ T5359]  sysfs_create_dir_ns+0x26a/0x290
[  242.822098][ T5359]  ? sysfs_warn_dup+0xa0/0xa0
[  242.827348][ T5359]  ? do_raw_spin_unlock+0x11d/0x230
[  242.832860][ T5359]  kobject_add_internal+0x5ba/0xcd0
[  242.838307][ T5359]  kobject_init_and_add+0x128/0x190
[  242.843894][ T5359]  ? lockdep_softirqs_off+0x430/0x430
[  242.849458][ T5359]  ? kobject_add+0x230/0x230
[  242.854282][ T5359]  ? __init_swait_queue_head+0xa4/0x140
[  242.860157][ T5359]  gfs2_sys_fs_add+0x24f/0x4b0
[  242.865480][ T5359]  ? gfs2_recover_set+0x240/0x240
[  242.870756][ T5359]  ? snprintf+0xe5/0x140
[  242.875020][ T5359]  ? __free_pages+0x95/0x1a0
[  242.880034][ T5359]  ? vscnprintf+0x80/0x80
[  242.884699][ T5359]  gfs2_fill_super+0x11ed/0x1ea0
[  242.889757][ T5359]  ? gfs2_reconfigure+0xd80/0xd80
[  242.895037][ T5359]  ? sb_set_blocksize+0xa5/0xe0
[  242.900012][ T5359]  get_tree_bdev+0x3e6/0x610
[  242.904935][ T5359]  ? gfs2_reconfigure+0xd80/0xd80
[  242.910133][ T5359]  gfs2_get_tree+0x4d/0x1e0
[  242.914757][ T5359]  vfs_get_tree+0x88/0x270
[  242.919280][ T5359]  do_new_mount+0x247/0xa40
[  242.923897][ T5359]  __se_sys_mount+0x2e3/0x3d0
[  242.928618][ T5359]  ? __x64_sys_mount+0xc0/0xc0
[  242.933398][ T5359]  ? lockdep_hardirqs_on+0x94/0x140
[  242.938825][ T5359]  ? __x64_sys_mount+0x1c/0xc0
[  242.943965][ T5359]  do_syscall_64+0x4c/0xa0
[  242.948781][ T5359]  ? clear_bhb_loop+0x30/0x80
[  242.953468][ T5359]  ? clear_bhb_loop+0x30/0x80
[  242.958437][ T5359]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  242.964342][ T5359] RIP: 0033:0x7f68bce3660a
[  242.968778][ T5359] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  242.989150][ T5359] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.997716][ T5359] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  243.005887][ T5359] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  243.014512][ T5359] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  243.022609][ T5359] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  243.030690][ T5359] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  243.038689][ T5359]  </TASK>
[  243.042602][ T5359] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  243.056448][ T5359] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  243.393839][ T5361] loop1: detected capacity change from 0 to 32768
[  243.440734][ T5361] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  243.455436][ T5361] CPU: 0 PID: 5361 Comm: syz.1.201 Not tainted syzkaller #0
[  243.463054][ T5361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  243.473593][ T5361] Call Trace:
[  243.477166][ T5361]  <TASK>
[  243.480212][ T5361]  dump_stack_lvl+0x188/0x250
[  243.485035][ T5361]  ? show_regs_print_info+0x20/0x20
[  243.490533][ T5361]  ? load_image+0x410/0x410
[  243.495093][ T5361]  sysfs_create_dir_ns+0x26a/0x290
[  243.500250][ T5361]  ? sysfs_warn_dup+0xa0/0xa0
[  243.505136][ T5361]  ? do_raw_spin_unlock+0x11d/0x230
[  243.510539][ T5361]  kobject_add_internal+0x5ba/0xcd0
[  243.515859][ T5361]  kobject_init_and_add+0x128/0x190
[  243.521187][ T5361]  ? lockdep_softirqs_off+0x430/0x430
[  243.526589][ T5361]  ? kobject_add+0x230/0x230
[  243.531514][ T5361]  ? __init_swait_queue_head+0xa4/0x140
[  243.537278][ T5361]  gfs2_sys_fs_add+0x24f/0x4b0
[  243.542334][ T5361]  ? gfs2_recover_set+0x240/0x240
[  243.547550][ T5361]  ? snprintf+0xe5/0x140
[  243.551787][ T5361]  ? __free_pages+0x95/0x1a0
[  243.556427][ T5361]  ? vscnprintf+0x80/0x80
[  243.560840][ T5361]  gfs2_fill_super+0x11ed/0x1ea0
[  243.565799][ T5361]  ? gfs2_reconfigure+0xd80/0xd80
[  243.571017][ T5361]  ? sb_set_blocksize+0xa5/0xe0
[  243.576083][ T5361]  get_tree_bdev+0x3e6/0x610
[  243.580921][ T5361]  ? gfs2_reconfigure+0xd80/0xd80
[  243.586117][ T5361]  gfs2_get_tree+0x4d/0x1e0
[  243.590711][ T5361]  vfs_get_tree+0x88/0x270
[  243.595451][ T5361]  do_new_mount+0x247/0xa40
[  243.600049][ T5361]  __se_sys_mount+0x2e3/0x3d0
[  243.604976][ T5361]  ? __x64_sys_mount+0xc0/0xc0
[  243.609783][ T5361]  ? lockdep_hardirqs_on+0x94/0x140
[  243.615066][ T5361]  ? __x64_sys_mount+0x1c/0xc0
[  243.619933][ T5361]  do_syscall_64+0x4c/0xa0
[  243.624534][ T5361]  ? clear_bhb_loop+0x30/0x80
[  243.629330][ T5361]  ? clear_bhb_loop+0x30/0x80
[  243.634038][ T5361]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  243.640159][ T5361] RIP: 0033:0x7f68bce3660a
[  243.644579][ T5361] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  243.664427][ T5361] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  243.672884][ T5361] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  243.680997][ T5361] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  243.689789][ T5361] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  243.697882][ T5361] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  243.705898][ T5361] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  243.714326][ T5361]  </TASK>
[  243.717996][ T5361] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  243.731756][ T5361] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/27 01:23:46 executed programs: 187
[  244.069509][ T5363] loop1: detected capacity change from 0 to 32768
[  244.138475][ T5363] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  244.148015][ T5363] CPU: 1 PID: 5363 Comm: syz.1.202 Not tainted syzkaller #0
[  244.155715][ T5363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  244.166720][ T5363] Call Trace:
[  244.170291][ T5363]  <TASK>
[  244.173336][ T5363]  dump_stack_lvl+0x188/0x250
[  244.178394][ T5363]  ? show_regs_print_info+0x20/0x20
[  244.183931][ T5363]  ? load_image+0x410/0x410
[  244.188660][ T5363]  sysfs_create_dir_ns+0x26a/0x290
[  244.194084][ T5363]  ? sysfs_warn_dup+0xa0/0xa0
[  244.198899][ T5363]  ? do_raw_spin_unlock+0x11d/0x230
[  244.204479][ T5363]  kobject_add_internal+0x5ba/0xcd0
[  244.209886][ T5363]  kobject_init_and_add+0x128/0x190
[  244.216265][ T5363]  ? lockdep_softirqs_off+0x430/0x430
[  244.221764][ T5363]  ? kobject_add+0x230/0x230
[  244.226405][ T5363]  ? __init_swait_queue_head+0xa4/0x140
[  244.231997][ T5363]  gfs2_sys_fs_add+0x24f/0x4b0
[  244.236959][ T5363]  ? gfs2_recover_set+0x240/0x240
[  244.242507][ T5363]  ? snprintf+0xe5/0x140
[  244.246965][ T5363]  ? __free_pages+0x95/0x1a0
[  244.251597][ T5363]  ? vscnprintf+0x80/0x80
[  244.256055][ T5363]  gfs2_fill_super+0x11ed/0x1ea0
[  244.261199][ T5363]  ? gfs2_reconfigure+0xd80/0xd80
[  244.266443][ T5363]  ? sb_set_blocksize+0xa5/0xe0
[  244.271484][ T5363]  get_tree_bdev+0x3e6/0x610
[  244.276270][ T5363]  ? gfs2_reconfigure+0xd80/0xd80
[  244.281701][ T5363]  gfs2_get_tree+0x4d/0x1e0
[  244.286276][ T5363]  vfs_get_tree+0x88/0x270
[  244.290736][ T5363]  do_new_mount+0x247/0xa40
[  244.295554][ T5363]  __se_sys_mount+0x2e3/0x3d0
[  244.300251][ T5363]  ? __x64_sys_mount+0xc0/0xc0
[  244.305056][ T5363]  ? lockdep_hardirqs_on+0x94/0x140
[  244.310400][ T5363]  ? __x64_sys_mount+0x1c/0xc0
[  244.315261][ T5363]  do_syscall_64+0x4c/0xa0
[  244.319672][ T5363]  ? clear_bhb_loop+0x30/0x80
[  244.324346][ T5363]  ? clear_bhb_loop+0x30/0x80
[  244.329049][ T5363]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  244.335330][ T5363] RIP: 0033:0x7f68bce3660a
[  244.339976][ T5363] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  244.360514][ T5363] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  244.369449][ T5363] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  244.377525][ T5363] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  244.385610][ T5363] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  244.393878][ T5363] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  244.402137][ T5363] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  244.410252][ T5363]  </TASK>
[  244.415319][ T5363] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  244.429311][ T5363] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  244.765413][ T5365] loop1: detected capacity change from 0 to 32768
[  244.812493][ T5365] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  244.820117][ T5365] CPU: 1 PID: 5365 Comm: syz.1.203 Not tainted syzkaller #0
[  244.827514][ T5365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  244.837710][ T5365] Call Trace:
[  244.841103][ T5365]  <TASK>
[  244.844059][ T5365]  dump_stack_lvl+0x188/0x250
[  244.848992][ T5365]  ? show_regs_print_info+0x20/0x20
[  244.854300][ T5365]  ? load_image+0x410/0x410
[  244.858876][ T5365]  sysfs_create_dir_ns+0x26a/0x290
[  244.864020][ T5365]  ? sysfs_warn_dup+0xa0/0xa0
[  244.868815][ T5365]  ? do_raw_spin_unlock+0x11d/0x230
[  244.874078][ T5365]  kobject_add_internal+0x5ba/0xcd0
[  244.879410][ T5365]  kobject_init_and_add+0x128/0x190
[  244.884831][ T5365]  ? lockdep_softirqs_off+0x430/0x430
[  244.890677][ T5365]  ? kobject_add+0x230/0x230
[  244.895393][ T5365]  ? __init_swait_queue_head+0xa4/0x140
[  244.901074][ T5365]  gfs2_sys_fs_add+0x24f/0x4b0
[  244.905890][ T5365]  ? gfs2_recover_set+0x240/0x240
[  244.910945][ T5365]  ? snprintf+0xe5/0x140
[  244.915527][ T5365]  ? __free_pages+0x95/0x1a0
[  244.920267][ T5365]  ? vscnprintf+0x80/0x80
[  244.924614][ T5365]  gfs2_fill_super+0x11ed/0x1ea0
[  244.929586][ T5365]  ? gfs2_reconfigure+0xd80/0xd80
[  244.934642][ T5365]  ? sb_set_blocksize+0xa5/0xe0
[  244.939796][ T5365]  get_tree_bdev+0x3e6/0x610
[  244.944762][ T5365]  ? gfs2_reconfigure+0xd80/0xd80
[  244.949822][ T5365]  gfs2_get_tree+0x4d/0x1e0
[  244.954421][ T5365]  vfs_get_tree+0x88/0x270
[  244.958853][ T5365]  do_new_mount+0x247/0xa40
[  244.963380][ T5365]  __se_sys_mount+0x2e3/0x3d0
[  244.968053][ T5365]  ? __x64_sys_mount+0xc0/0xc0
[  244.972829][ T5365]  ? lockdep_hardirqs_on+0x94/0x140
[  244.978154][ T5365]  ? __x64_sys_mount+0x1c/0xc0
[  244.983203][ T5365]  do_syscall_64+0x4c/0xa0
[  244.987898][ T5365]  ? clear_bhb_loop+0x30/0x80
[  244.992847][ T5365]  ? clear_bhb_loop+0x30/0x80
[  244.997543][ T5365]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  245.003915][ T5365] RIP: 0033:0x7f68bce3660a
[  245.008573][ T5365] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  245.028803][ T5365] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  245.037561][ T5365] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  245.045745][ T5365] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  245.053739][ T5365] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  245.061850][ T5365] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  245.070183][ T5365] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  245.078564][ T5365]  </TASK>
[  245.083938][ T5365] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  245.097399][ T5365] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  245.433448][ T5367] loop1: detected capacity change from 0 to 32768
[  245.486302][ T5367] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  245.494116][ T5367] CPU: 0 PID: 5367 Comm: syz.1.204 Not tainted syzkaller #0
[  245.501523][ T5367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  245.511777][ T5367] Call Trace:
[  245.515195][ T5367]  <TASK>
[  245.518424][ T5367]  dump_stack_lvl+0x188/0x250
[  245.523263][ T5367]  ? show_regs_print_info+0x20/0x20
[  245.528498][ T5367]  ? load_image+0x410/0x410
[  245.533237][ T5367]  sysfs_create_dir_ns+0x26a/0x290
[  245.538479][ T5367]  ? sysfs_warn_dup+0xa0/0xa0
[  245.543635][ T5367]  ? do_raw_spin_unlock+0x11d/0x230
[  245.549052][ T5367]  kobject_add_internal+0x5ba/0xcd0
[  245.554387][ T5367]  kobject_init_and_add+0x128/0x190
[  245.559641][ T5367]  ? lockdep_softirqs_off+0x430/0x430
[  245.565491][ T5367]  ? kobject_add+0x230/0x230
[  245.570125][ T5367]  ? __init_swait_queue_head+0xa4/0x140
[  245.575721][ T5367]  gfs2_sys_fs_add+0x24f/0x4b0
[  245.580653][ T5367]  ? gfs2_recover_set+0x240/0x240
[  245.585984][ T5367]  ? snprintf+0xe5/0x140
[  245.590365][ T5367]  ? __free_pages+0x95/0x1a0
[  245.595088][ T5367]  ? vscnprintf+0x80/0x80
[  245.599419][ T5367]  gfs2_fill_super+0x11ed/0x1ea0
[  245.604626][ T5367]  ? gfs2_reconfigure+0xd80/0xd80
[  245.609948][ T5367]  ? sb_set_blocksize+0xa5/0xe0
[  245.615461][ T5367]  get_tree_bdev+0x3e6/0x610
[  245.620335][ T5367]  ? gfs2_reconfigure+0xd80/0xd80
[  245.625671][ T5367]  gfs2_get_tree+0x4d/0x1e0
[  245.630387][ T5367]  vfs_get_tree+0x88/0x270
[  245.634843][ T5367]  do_new_mount+0x247/0xa40
[  245.639602][ T5367]  __se_sys_mount+0x2e3/0x3d0
[  245.644422][ T5367]  ? __x64_sys_mount+0xc0/0xc0
[  245.649319][ T5367]  ? lockdep_hardirqs_on+0x94/0x140
[  245.654788][ T5367]  ? __x64_sys_mount+0x1c/0xc0
[  245.659969][ T5367]  do_syscall_64+0x4c/0xa0
[  245.664488][ T5367]  ? clear_bhb_loop+0x30/0x80
[  245.669162][ T5367]  ? clear_bhb_loop+0x30/0x80
[  245.674095][ T5367]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  245.680756][ T5367] RIP: 0033:0x7f68bce3660a
[  245.685274][ T5367] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  245.705744][ T5367] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  245.714406][ T5367] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  245.723368][ T5367] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  245.731813][ T5367] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  245.740248][ T5367] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  245.748474][ T5367] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  245.756569][ T5367]  </TASK>
[  245.762943][ T5367] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  245.776756][ T5367] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  246.101120][ T5369] loop1: detected capacity change from 0 to 32768
[  246.167866][ T5369] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  246.175784][ T5369] CPU: 1 PID: 5369 Comm: syz.1.205 Not tainted syzkaller #0
[  246.183443][ T5369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  246.194038][ T5369] Call Trace:
[  246.197511][ T5369]  <TASK>
[  246.201031][ T5369]  dump_stack_lvl+0x188/0x250
[  246.206009][ T5369]  ? show_regs_print_info+0x20/0x20
[  246.211368][ T5369]  ? load_image+0x410/0x410
[  246.215913][ T5369]  sysfs_create_dir_ns+0x26a/0x290
[  246.221627][ T5369]  ? sysfs_warn_dup+0xa0/0xa0
[  246.226342][ T5369]  ? do_raw_spin_unlock+0x11d/0x230
[  246.231701][ T5369]  kobject_add_internal+0x5ba/0xcd0
[  246.237179][ T5369]  kobject_init_and_add+0x128/0x190
[  246.242676][ T5369]  ? lockdep_softirqs_off+0x430/0x430
[  246.248087][ T5369]  ? kobject_add+0x230/0x230
[  246.252938][ T5369]  ? __init_swait_queue_head+0xa4/0x140
[  246.258519][ T5369]  gfs2_sys_fs_add+0x24f/0x4b0
[  246.263299][ T5369]  ? gfs2_recover_set+0x240/0x240
[  246.268679][ T5369]  ? snprintf+0xe5/0x140
[  246.273189][ T5369]  ? __free_pages+0x95/0x1a0
[  246.277845][ T5369]  ? vscnprintf+0x80/0x80
[  246.282648][ T5369]  gfs2_fill_super+0x11ed/0x1ea0
[  246.287597][ T5369]  ? gfs2_reconfigure+0xd80/0xd80
[  246.292848][ T5369]  ? sb_set_blocksize+0xa5/0xe0
[  246.298468][ T5369]  get_tree_bdev+0x3e6/0x610
[  246.303512][ T5369]  ? gfs2_reconfigure+0xd80/0xd80
[  246.309203][ T5369]  gfs2_get_tree+0x4d/0x1e0
[  246.314455][ T5369]  vfs_get_tree+0x88/0x270
[  246.319383][ T5369]  do_new_mount+0x247/0xa40
[  246.324130][ T5369]  __se_sys_mount+0x2e3/0x3d0
[  246.329500][ T5369]  ? __x64_sys_mount+0xc0/0xc0
[  246.334385][ T5369]  ? lockdep_hardirqs_on+0x94/0x140
[  246.339767][ T5369]  ? __x64_sys_mount+0x1c/0xc0
[  246.345020][ T5369]  do_syscall_64+0x4c/0xa0
[  246.349618][ T5369]  ? clear_bhb_loop+0x30/0x80
[  246.354541][ T5369]  ? clear_bhb_loop+0x30/0x80
[  246.360055][ T5369]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  246.366501][ T5369] RIP: 0033:0x7f68bce3660a
[  246.370983][ T5369] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  246.390812][ T5369] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  246.399436][ T5369] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  246.407688][ T5369] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  246.415897][ T5369] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  246.424331][ T5369] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  246.432499][ T5369] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  246.440516][ T5369]  </TASK>
[  246.446804][ T5369] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  246.460448][ T5369] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  246.811020][ T5371] loop1: detected capacity change from 0 to 32768
[  246.888099][ T5371] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  246.896094][ T5371] CPU: 1 PID: 5371 Comm: syz.1.206 Not tainted syzkaller #0
[  246.903695][ T5371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  246.914151][ T5371] Call Trace:
[  246.917691][ T5371]  <TASK>
[  246.920654][ T5371]  dump_stack_lvl+0x188/0x250
[  246.925469][ T5371]  ? show_regs_print_info+0x20/0x20
[  246.930796][ T5371]  ? load_image+0x410/0x410
[  246.935966][ T5371]  sysfs_create_dir_ns+0x26a/0x290
[  246.941566][ T5371]  ? sysfs_warn_dup+0xa0/0xa0
[  246.946299][ T5371]  ? do_raw_spin_unlock+0x11d/0x230
[  246.951573][ T5371]  kobject_add_internal+0x5ba/0xcd0
[  246.956883][ T5371]  kobject_init_and_add+0x128/0x190
[  246.962089][ T5371]  ? lockdep_softirqs_off+0x430/0x430
[  246.967481][ T5371]  ? kobject_add+0x230/0x230
[  246.972073][ T5371]  ? __init_swait_queue_head+0xa4/0x140
[  246.977739][ T5371]  gfs2_sys_fs_add+0x24f/0x4b0
[  246.982689][ T5371]  ? gfs2_recover_set+0x240/0x240
[  246.987891][ T5371]  ? snprintf+0xe5/0x140
[  246.992317][ T5371]  ? __free_pages+0x95/0x1a0
[  246.997404][ T5371]  ? vscnprintf+0x80/0x80
[  247.002324][ T5371]  gfs2_fill_super+0x11ed/0x1ea0
[  247.007595][ T5371]  ? gfs2_reconfigure+0xd80/0xd80
[  247.013188][ T5371]  ? sb_set_blocksize+0xa5/0xe0
[  247.018209][ T5371]  get_tree_bdev+0x3e6/0x610
[  247.023103][ T5371]  ? gfs2_reconfigure+0xd80/0xd80
[  247.028316][ T5371]  gfs2_get_tree+0x4d/0x1e0
[  247.033136][ T5371]  vfs_get_tree+0x88/0x270
[  247.037674][ T5371]  do_new_mount+0x247/0xa40
[  247.042354][ T5371]  __se_sys_mount+0x2e3/0x3d0
[  247.047332][ T5371]  ? __x64_sys_mount+0xc0/0xc0
[  247.052625][ T5371]  ? lockdep_hardirqs_on+0x94/0x140
[  247.057864][ T5371]  ? __x64_sys_mount+0x1c/0xc0
[  247.062819][ T5371]  do_syscall_64+0x4c/0xa0
[  247.067990][ T5371]  ? clear_bhb_loop+0x30/0x80
[  247.072937][ T5371]  ? clear_bhb_loop+0x30/0x80
[  247.077683][ T5371]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  247.084000][ T5371] RIP: 0033:0x7f68bce3660a
[  247.089156][ T5371] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  247.109890][ T5371] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.118626][ T5371] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  247.127076][ T5371] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  247.137033][ T5371] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  247.146088][ T5371] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  247.154240][ T5371] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  247.162408][ T5371]  </TASK>
[  247.167120][ T5371] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  247.180674][ T5371] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  247.520181][ T5373] loop1: detected capacity change from 0 to 32768
[  247.572087][ T5373] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  247.579740][ T5373] CPU: 0 PID: 5373 Comm: syz.1.207 Not tainted syzkaller #0
[  247.587135][ T5373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  247.598335][ T5373] Call Trace:
[  247.601652][ T5373]  <TASK>
[  247.604782][ T5373]  dump_stack_lvl+0x188/0x250
[  247.609488][ T5373]  ? show_regs_print_info+0x20/0x20
[  247.614997][ T5373]  ? load_image+0x410/0x410
[  247.619545][ T5373]  sysfs_create_dir_ns+0x26a/0x290
[  247.624941][ T5373]  ? sysfs_warn_dup+0xa0/0xa0
[  247.629651][ T5373]  ? do_raw_spin_unlock+0x11d/0x230
[  247.636069][ T5373]  kobject_add_internal+0x5ba/0xcd0
[  247.641522][ T5373]  kobject_init_and_add+0x128/0x190
[  247.648295][ T5373]  ? lockdep_softirqs_off+0x430/0x430
[  247.654358][ T5373]  ? kobject_add+0x230/0x230
[  247.659204][ T5373]  ? __init_swait_queue_head+0xa4/0x140
[  247.664973][ T5373]  gfs2_sys_fs_add+0x24f/0x4b0
[  247.669962][ T5373]  ? gfs2_recover_set+0x240/0x240
[  247.675178][ T5373]  ? snprintf+0xe5/0x140
[  247.679727][ T5373]  ? __free_pages+0x95/0x1a0
[  247.684425][ T5373]  ? vscnprintf+0x80/0x80
[  247.689178][ T5373]  gfs2_fill_super+0x11ed/0x1ea0
[  247.694927][ T5373]  ? gfs2_reconfigure+0xd80/0xd80
[  247.701667][ T5373]  ? sb_set_blocksize+0xa5/0xe0
[  247.706731][ T5373]  get_tree_bdev+0x3e6/0x610
[  247.711536][ T5373]  ? gfs2_reconfigure+0xd80/0xd80
[  247.717232][ T5373]  gfs2_get_tree+0x4d/0x1e0
[  247.722025][ T5373]  vfs_get_tree+0x88/0x270
[  247.726609][ T5373]  do_new_mount+0x247/0xa40
[  247.731324][ T5373]  __se_sys_mount+0x2e3/0x3d0
[  247.736084][ T5373]  ? __x64_sys_mount+0xc0/0xc0
[  247.740842][ T5373]  ? lockdep_hardirqs_on+0x94/0x140
[  247.746729][ T5373]  ? __x64_sys_mount+0x1c/0xc0
[  247.751581][ T5373]  do_syscall_64+0x4c/0xa0
[  247.755997][ T5373]  ? clear_bhb_loop+0x30/0x80
[  247.760882][ T5373]  ? clear_bhb_loop+0x30/0x80
[  247.765776][ T5373]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  247.771840][ T5373] RIP: 0033:0x7f68bce3660a
[  247.776256][ T5373] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  247.796295][ T5373] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.804848][ T5373] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  247.813382][ T5373] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  247.821364][ T5373] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  247.830076][ T5373] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  247.838471][ T5373] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  247.847076][ T5373]  </TASK>
[  247.850608][ T5373] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  247.864055][ T5373] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  248.172445][ T5375] loop1: detected capacity change from 0 to 32768
[  248.249012][ T5375] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  248.257250][ T5375] CPU: 0 PID: 5375 Comm: syz.1.208 Not tainted syzkaller #0
[  248.265157][ T5375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  248.275987][ T5375] Call Trace:
[  248.279523][ T5375]  <TASK>
[  248.282571][ T5375]  dump_stack_lvl+0x188/0x250
[  248.287704][ T5375]  ? show_regs_print_info+0x20/0x20
[  248.293087][ T5375]  ? load_image+0x410/0x410
[  248.297726][ T5375]  sysfs_create_dir_ns+0x26a/0x290
[  248.302918][ T5375]  ? sysfs_warn_dup+0xa0/0xa0
[  248.307729][ T5375]  ? do_raw_spin_unlock+0x11d/0x230
[  248.313698][ T5375]  kobject_add_internal+0x5ba/0xcd0
[  248.319539][ T5375]  kobject_init_and_add+0x128/0x190
[  248.324897][ T5375]  ? lockdep_softirqs_off+0x430/0x430
[  248.330991][ T5375]  ? kobject_add+0x230/0x230
[  248.335976][ T5375]  ? __init_swait_queue_head+0xa4/0x140
[  248.341735][ T5375]  gfs2_sys_fs_add+0x24f/0x4b0
[  248.346606][ T5375]  ? gfs2_recover_set+0x240/0x240
[  248.351780][ T5375]  ? snprintf+0xe5/0x140
[  248.356426][ T5375]  ? __free_pages+0x95/0x1a0
[  248.361495][ T5375]  ? vscnprintf+0x80/0x80
[  248.365861][ T5375]  gfs2_fill_super+0x11ed/0x1ea0
[  248.371115][ T5375]  ? gfs2_reconfigure+0xd80/0xd80
[  248.376368][ T5375]  ? sb_set_blocksize+0xa5/0xe0
[  248.381364][ T5375]  get_tree_bdev+0x3e6/0x610
[  248.386086][ T5375]  ? gfs2_reconfigure+0xd80/0xd80
[  248.391183][ T5375]  gfs2_get_tree+0x4d/0x1e0
[  248.395775][ T5375]  vfs_get_tree+0x88/0x270
[  248.400752][ T5375]  do_new_mount+0x247/0xa40
[  248.405383][ T5375]  __se_sys_mount+0x2e3/0x3d0
[  248.410288][ T5375]  ? __x64_sys_mount+0xc0/0xc0
[  248.416105][ T5375]  ? lockdep_hardirqs_on+0x94/0x140
[  248.421723][ T5375]  ? __x64_sys_mount+0x1c/0xc0
[  248.426514][ T5375]  do_syscall_64+0x4c/0xa0
[  248.431077][ T5375]  ? clear_bhb_loop+0x30/0x80
[  248.435877][ T5375]  ? clear_bhb_loop+0x30/0x80
[  248.441232][ T5375]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  248.448914][ T5375] RIP: 0033:0x7f68bce3660a
[  248.453843][ T5375] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  248.476225][ T5375] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  248.486773][ T5375] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  248.494922][ T5375] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  248.503561][ T5375] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  248.511638][ T5375] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  248.519962][ T5375] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  248.528052][ T5375]  </TASK>
[  248.532285][ T5375] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  248.546818][ T5375] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  248.893411][ T5377] loop1: detected capacity change from 0 to 32768
[  248.954053][ T5377] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  248.964795][ T5377] CPU: 0 PID: 5377 Comm: syz.1.209 Not tainted syzkaller #0
[  248.972705][ T5377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  248.985487][ T5377] Call Trace:
[  248.989010][ T5377]  <TASK>
[  248.991991][ T5377]  dump_stack_lvl+0x188/0x250
[  248.996881][ T5377]  ? show_regs_print_info+0x20/0x20
[  249.002406][ T5377]  ? load_image+0x410/0x410
[  249.007219][ T5377]  sysfs_create_dir_ns+0x26a/0x290
[  249.012504][ T5377]  ? sysfs_warn_dup+0xa0/0xa0
[  249.017413][ T5377]  ? do_raw_spin_unlock+0x11d/0x230
[  249.023267][ T5377]  kobject_add_internal+0x5ba/0xcd0
[  249.028952][ T5377]  kobject_init_and_add+0x128/0x190
[  249.034819][ T5377]  ? lockdep_softirqs_off+0x430/0x430
[  249.040884][ T5377]  ? kobject_add+0x230/0x230
[  249.046405][ T5377]  ? __init_swait_queue_head+0xa4/0x140
[  249.052088][ T5377]  gfs2_sys_fs_add+0x24f/0x4b0
[  249.056909][ T5377]  ? gfs2_recover_set+0x240/0x240
[  249.062065][ T5377]  ? snprintf+0xe5/0x140
[  249.066587][ T5377]  ? __free_pages+0x95/0x1a0
[  249.071380][ T5377]  ? vscnprintf+0x80/0x80
[  249.075962][ T5377]  gfs2_fill_super+0x11ed/0x1ea0
[  249.081012][ T5377]  ? gfs2_reconfigure+0xd80/0xd80
[  249.088432][ T5377]  ? sb_set_blocksize+0xa5/0xe0
[  249.093685][ T5377]  get_tree_bdev+0x3e6/0x610
[  249.099124][ T5377]  ? gfs2_reconfigure+0xd80/0xd80
[  249.104935][ T5377]  gfs2_get_tree+0x4d/0x1e0
[  249.110406][ T5377]  vfs_get_tree+0x88/0x270
[  249.115241][ T5377]  do_new_mount+0x247/0xa40
[  249.119887][ T5377]  __se_sys_mount+0x2e3/0x3d0
[  249.124594][ T5377]  ? __x64_sys_mount+0xc0/0xc0
[  249.129698][ T5377]  ? lockdep_hardirqs_on+0x94/0x140
[  249.135179][ T5377]  ? __x64_sys_mount+0x1c/0xc0
[  249.140361][ T5377]  do_syscall_64+0x4c/0xa0
[  249.145288][ T5377]  ? clear_bhb_loop+0x30/0x80
[  249.150486][ T5377]  ? clear_bhb_loop+0x30/0x80
[  249.155409][ T5377]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  249.161416][ T5377] RIP: 0033:0x7f68bce3660a
[  249.165924][ T5377] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  249.186162][ T5377] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.195290][ T5377] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  249.203730][ T5377] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  249.211723][ T5377] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  249.219962][ T5377] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  249.227961][ T5377] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  249.236134][ T5377]  </TASK>
[  249.239981][ T5377] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  249.253446][ T5377] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/27 01:23:51 executed programs: 195
[  249.579921][ T5379] loop1: detected capacity change from 0 to 32768
[  249.631890][ T5379] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  249.640328][ T5379] CPU: 0 PID: 5379 Comm: syz.1.210 Not tainted syzkaller #0
[  249.647658][ T5379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  249.658249][ T5379] Call Trace:
[  249.661542][ T5379]  <TASK>
[  249.664571][ T5379]  dump_stack_lvl+0x188/0x250
[  249.669276][ T5379]  ? show_regs_print_info+0x20/0x20
[  249.674671][ T5379]  ? load_image+0x410/0x410
[  249.679205][ T5379]  sysfs_create_dir_ns+0x26a/0x290
[  249.684545][ T5379]  ? sysfs_warn_dup+0xa0/0xa0
[  249.689771][ T5379]  ? do_raw_spin_unlock+0x11d/0x230
[  249.695077][ T5379]  kobject_add_internal+0x5ba/0xcd0
[  249.700388][ T5379]  kobject_init_and_add+0x128/0x190
[  249.705881][ T5379]  ? lockdep_softirqs_off+0x430/0x430
[  249.711394][ T5379]  ? kobject_add+0x230/0x230
[  249.716000][ T5379]  ? __init_swait_queue_head+0xa4/0x140
[  249.721735][ T5379]  gfs2_sys_fs_add+0x24f/0x4b0
[  249.726523][ T5379]  ? gfs2_recover_set+0x240/0x240
[  249.731907][ T5379]  ? snprintf+0xe5/0x140
[  249.736142][ T5379]  ? __free_pages+0x95/0x1a0
[  249.740819][ T5379]  ? vscnprintf+0x80/0x80
[  249.745142][ T5379]  gfs2_fill_super+0x11ed/0x1ea0
[  249.750163][ T5379]  ? gfs2_reconfigure+0xd80/0xd80
[  249.755441][ T5379]  ? sb_set_blocksize+0xa5/0xe0
[  249.760807][ T5379]  get_tree_bdev+0x3e6/0x610
[  249.765539][ T5379]  ? gfs2_reconfigure+0xd80/0xd80
[  249.770716][ T5379]  gfs2_get_tree+0x4d/0x1e0
[  249.775226][ T5379]  vfs_get_tree+0x88/0x270
[  249.779812][ T5379]  do_new_mount+0x247/0xa40
[  249.784323][ T5379]  __se_sys_mount+0x2e3/0x3d0
[  249.789074][ T5379]  ? __x64_sys_mount+0xc0/0xc0
[  249.793953][ T5379]  ? lockdep_hardirqs_on+0x94/0x140
[  249.799149][ T5379]  ? __x64_sys_mount+0x1c/0xc0
[  249.804113][ T5379]  do_syscall_64+0x4c/0xa0
[  249.808628][ T5379]  ? clear_bhb_loop+0x30/0x80
[  249.813350][ T5379]  ? clear_bhb_loop+0x30/0x80
[  249.818295][ T5379]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  249.824354][ T5379] RIP: 0033:0x7f68bce3660a
[  249.829047][ T5379] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  249.848887][ T5379] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.857599][ T5379] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  249.865691][ T5379] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  249.873774][ T5379] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  249.882027][ T5379] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  249.890260][ T5379] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  249.898608][ T5379]  </TASK>
[  249.902192][ T5379] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  249.915864][ T5379] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  250.260920][ T5381] loop1: detected capacity change from 0 to 32768
[  250.304076][ T5381] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  250.311679][ T5381] CPU: 1 PID: 5381 Comm: syz.1.211 Not tainted syzkaller #0
[  250.319056][ T5381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  250.329131][ T5381] Call Trace:
[  250.332427][ T5381]  <TASK>
[  250.335457][ T5381]  dump_stack_lvl+0x188/0x250
[  250.340375][ T5381]  ? show_regs_print_info+0x20/0x20
[  250.345702][ T5381]  ? load_image+0x410/0x410
[  250.350507][ T5381]  sysfs_create_dir_ns+0x26a/0x290
[  250.355835][ T5381]  ? sysfs_warn_dup+0xa0/0xa0
[  250.360860][ T5381]  ? do_raw_spin_unlock+0x11d/0x230
[  250.366130][ T5381]  kobject_add_internal+0x5ba/0xcd0
[  250.371713][ T5381]  kobject_init_and_add+0x128/0x190
[  250.377066][ T5381]  ? lockdep_softirqs_off+0x430/0x430
[  250.382560][ T5381]  ? kobject_add+0x230/0x230
[  250.387178][ T5381]  ? __init_swait_queue_head+0xa4/0x140
[  250.392833][ T5381]  gfs2_sys_fs_add+0x24f/0x4b0
[  250.398024][ T5381]  ? gfs2_recover_set+0x240/0x240
[  250.403063][ T5381]  ? snprintf+0xe5/0x140
[  250.407389][ T5381]  ? __free_pages+0x95/0x1a0
[  250.412253][ T5381]  ? vscnprintf+0x80/0x80
[  250.416690][ T5381]  gfs2_fill_super+0x11ed/0x1ea0
[  250.421739][ T5381]  ? gfs2_reconfigure+0xd80/0xd80
[  250.426767][ T5381]  ? sb_set_blocksize+0xa5/0xe0
[  250.431608][ T5381]  get_tree_bdev+0x3e6/0x610
[  250.436399][ T5381]  ? gfs2_reconfigure+0xd80/0xd80
[  250.441515][ T5381]  gfs2_get_tree+0x4d/0x1e0
[  250.446113][ T5381]  vfs_get_tree+0x88/0x270
[  250.451592][ T5381]  do_new_mount+0x247/0xa40
[  250.456847][ T5381]  __se_sys_mount+0x2e3/0x3d0
[  250.461675][ T5381]  ? __x64_sys_mount+0xc0/0xc0
[  250.466500][ T5381]  ? lockdep_hardirqs_on+0x94/0x140
[  250.472064][ T5381]  ? __x64_sys_mount+0x1c/0xc0
[  250.477008][ T5381]  do_syscall_64+0x4c/0xa0
[  250.481425][ T5381]  ? clear_bhb_loop+0x30/0x80
[  250.486315][ T5381]  ? clear_bhb_loop+0x30/0x80
[  250.491104][ T5381]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  250.497203][ T5381] RIP: 0033:0x7f68bce3660a
[  250.501734][ T5381] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  250.521795][ T5381] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  250.530299][ T5381] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  250.538653][ T5381] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  250.546663][ T5381] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  250.554641][ T5381] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  250.562619][ T5381] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  250.570703][ T5381]  </TASK>
[  250.574836][ T5381] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  250.589358][ T5381] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  250.934826][ T5383] loop1: detected capacity change from 0 to 32768
[  250.985161][ T5383] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  250.992972][ T5383] CPU: 1 PID: 5383 Comm: syz.1.212 Not tainted syzkaller #0
[  251.000720][ T5383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  251.010992][ T5383] Call Trace:
[  251.014284][ T5383]  <TASK>
[  251.017306][ T5383]  dump_stack_lvl+0x188/0x250
[  251.022311][ T5383]  ? show_regs_print_info+0x20/0x20
[  251.027528][ T5383]  ? load_image+0x410/0x410
[  251.032160][ T5383]  sysfs_create_dir_ns+0x26a/0x290
[  251.037502][ T5383]  ? sysfs_warn_dup+0xa0/0xa0
[  251.042568][ T5383]  ? do_raw_spin_unlock+0x11d/0x230
[  251.047828][ T5383]  kobject_add_internal+0x5ba/0xcd0
[  251.053157][ T5383]  kobject_init_and_add+0x128/0x190
[  251.058467][ T5383]  ? lockdep_softirqs_off+0x430/0x430
[  251.063919][ T5383]  ? kobject_add+0x230/0x230
[  251.068704][ T5383]  ? __init_swait_queue_head+0xa4/0x140
[  251.074626][ T5383]  gfs2_sys_fs_add+0x24f/0x4b0
[  251.079908][ T5383]  ? gfs2_recover_set+0x240/0x240
[  251.085073][ T5383]  ? snprintf+0xe5/0x140
[  251.089318][ T5383]  ? __free_pages+0x95/0x1a0
[  251.093904][ T5383]  ? vscnprintf+0x80/0x80
[  251.098248][ T5383]  gfs2_fill_super+0x11ed/0x1ea0
[  251.103190][ T5383]  ? gfs2_reconfigure+0xd80/0xd80
[  251.108429][ T5383]  ? sb_set_blocksize+0xa5/0xe0
[  251.114016][ T5383]  get_tree_bdev+0x3e6/0x610
[  251.118814][ T5383]  ? gfs2_reconfigure+0xd80/0xd80
[  251.123983][ T5383]  gfs2_get_tree+0x4d/0x1e0
[  251.128848][ T5383]  vfs_get_tree+0x88/0x270
[  251.133466][ T5383]  do_new_mount+0x247/0xa40
[  251.137968][ T5383]  __se_sys_mount+0x2e3/0x3d0
[  251.142695][ T5383]  ? __x64_sys_mount+0xc0/0xc0
[  251.147569][ T5383]  ? lockdep_hardirqs_on+0x94/0x140
[  251.153309][ T5383]  ? __x64_sys_mount+0x1c/0xc0
[  251.158078][ T5383]  do_syscall_64+0x4c/0xa0
[  251.162513][ T5383]  ? clear_bhb_loop+0x30/0x80
[  251.167621][ T5383]  ? clear_bhb_loop+0x30/0x80
[  251.173075][ T5383]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  251.179169][ T5383] RIP: 0033:0x7f68bce3660a
[  251.184211][ T5383] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  251.205694][ T5383] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.214365][ T5383] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  251.222529][ T5383] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  251.230518][ T5383] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  251.238489][ T5383] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  251.246448][ T5383] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  251.254425][ T5383]  </TASK>
[  251.262572][ T5383] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  251.276207][ T5383] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  251.584641][ T5385] loop1: detected capacity change from 0 to 32768
[  251.643963][ T5385] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  251.651678][ T5385] CPU: 0 PID: 5385 Comm: syz.1.213 Not tainted syzkaller #0
[  251.659158][ T5385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  251.669404][ T5385] Call Trace:
[  251.672707][ T5385]  <TASK>
[  251.675651][ T5385]  dump_stack_lvl+0x188/0x250
[  251.680355][ T5385]  ? show_regs_print_info+0x20/0x20
[  251.685742][ T5385]  ? load_image+0x410/0x410
[  251.690627][ T5385]  sysfs_create_dir_ns+0x26a/0x290
[  251.695937][ T5385]  ? sysfs_warn_dup+0xa0/0xa0
[  251.701070][ T5385]  ? do_raw_spin_unlock+0x11d/0x230
[  251.706326][ T5385]  kobject_add_internal+0x5ba/0xcd0
[  251.712092][ T5385]  kobject_init_and_add+0x128/0x190
[  251.717574][ T5385]  ? lockdep_softirqs_off+0x430/0x430
[  251.723093][ T5385]  ? kobject_add+0x230/0x230
[  251.727797][ T5385]  ? __init_swait_queue_head+0xa4/0x140
[  251.733536][ T5385]  gfs2_sys_fs_add+0x24f/0x4b0
[  251.738318][ T5385]  ? gfs2_recover_set+0x240/0x240
[  251.743643][ T5385]  ? snprintf+0xe5/0x140
[  251.748106][ T5385]  ? __free_pages+0x95/0x1a0
[  251.752699][ T5385]  ? vscnprintf+0x80/0x80
[  251.757138][ T5385]  gfs2_fill_super+0x11ed/0x1ea0
[  251.762159][ T5385]  ? gfs2_reconfigure+0xd80/0xd80
[  251.767268][ T5385]  ? sb_set_blocksize+0xa5/0xe0
[  251.772114][ T5385]  get_tree_bdev+0x3e6/0x610
[  251.777055][ T5385]  ? gfs2_reconfigure+0xd80/0xd80
[  251.782092][ T5385]  gfs2_get_tree+0x4d/0x1e0
[  251.786603][ T5385]  vfs_get_tree+0x88/0x270
[  251.791217][ T5385]  do_new_mount+0x247/0xa40
[  251.795816][ T5385]  __se_sys_mount+0x2e3/0x3d0
[  251.800621][ T5385]  ? __x64_sys_mount+0xc0/0xc0
[  251.805579][ T5385]  ? lockdep_hardirqs_on+0x94/0x140
[  251.810871][ T5385]  ? __x64_sys_mount+0x1c/0xc0
[  251.815646][ T5385]  do_syscall_64+0x4c/0xa0
[  251.820538][ T5385]  ? clear_bhb_loop+0x30/0x80
[  251.825564][ T5385]  ? clear_bhb_loop+0x30/0x80
[  251.830623][ T5385]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  251.836736][ T5385] RIP: 0033:0x7f68bce3660a
[  251.841231][ T5385] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  251.861112][ T5385] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.869634][ T5385] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  251.879000][ T5385] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  251.887776][ T5385] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  251.896382][ T5385] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  251.904646][ T5385] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  251.912993][ T5385]  </TASK>
[  251.917148][ T5385] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  251.932046][ T5385] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  252.242293][ T5387] loop1: detected capacity change from 0 to 32768
[  252.282419][ T5387] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  252.290171][ T5387] CPU: 0 PID: 5387 Comm: syz.1.214 Not tainted syzkaller #0
[  252.297474][ T5387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  252.307723][ T5387] Call Trace:
[  252.311155][ T5387]  <TASK>
[  252.314206][ T5387]  dump_stack_lvl+0x188/0x250
[  252.319020][ T5387]  ? show_regs_print_info+0x20/0x20
[  252.324253][ T5387]  ? load_image+0x410/0x410
[  252.329113][ T5387]  sysfs_create_dir_ns+0x26a/0x290
[  252.334710][ T5387]  ? sysfs_warn_dup+0xa0/0xa0
[  252.339423][ T5387]  ? do_raw_spin_unlock+0x11d/0x230
[  252.344802][ T5387]  kobject_add_internal+0x5ba/0xcd0
[  252.350239][ T5387]  kobject_init_and_add+0x128/0x190
[  252.355476][ T5387]  ? lockdep_softirqs_off+0x430/0x430
[  252.360881][ T5387]  ? kobject_add+0x230/0x230
[  252.365512][ T5387]  ? __init_swait_queue_head+0xa4/0x140
[  252.371240][ T5387]  gfs2_sys_fs_add+0x24f/0x4b0
[  252.376142][ T5387]  ? gfs2_recover_set+0x240/0x240
[  252.381215][ T5387]  ? snprintf+0xe5/0x140
[  252.385568][ T5387]  ? __free_pages+0x95/0x1a0
[  252.390175][ T5387]  ? vscnprintf+0x80/0x80
[  252.394538][ T5387]  gfs2_fill_super+0x11ed/0x1ea0
[  252.400118][ T5387]  ? gfs2_reconfigure+0xd80/0xd80
[  252.405166][ T5387]  ? sb_set_blocksize+0xa5/0xe0
[  252.410362][ T5387]  get_tree_bdev+0x3e6/0x610
[  252.415160][ T5387]  ? gfs2_reconfigure+0xd80/0xd80
[  252.420204][ T5387]  gfs2_get_tree+0x4d/0x1e0
[  252.425403][ T5387]  vfs_get_tree+0x88/0x270
[  252.430029][ T5387]  do_new_mount+0x247/0xa40
[  252.434896][ T5387]  __se_sys_mount+0x2e3/0x3d0
[  252.439603][ T5387]  ? __x64_sys_mount+0xc0/0xc0
[  252.444562][ T5387]  ? lockdep_hardirqs_on+0x94/0x140
[  252.450203][ T5387]  ? __x64_sys_mount+0x1c/0xc0
[  252.454992][ T5387]  do_syscall_64+0x4c/0xa0
[  252.459744][ T5387]  ? clear_bhb_loop+0x30/0x80
[  252.464456][ T5387]  ? clear_bhb_loop+0x30/0x80
[  252.469390][ T5387]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  252.475306][ T5387] RIP: 0033:0x7f68bce3660a
[  252.479753][ T5387] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  252.499847][ T5387] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  252.508511][ T5387] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  252.516480][ T5387] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  252.524736][ T5387] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  252.533244][ T5387] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  252.543834][ T5387] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  252.554329][ T5387]  </TASK>
[  252.558577][ T5387] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  252.571894][ T5387] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  252.920422][ T5389] loop1: detected capacity change from 0 to 32768
[  252.977368][ T5389] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  252.985320][ T5389] CPU: 1 PID: 5389 Comm: syz.1.215 Not tainted syzkaller #0
[  252.992752][ T5389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  253.002956][ T5389] Call Trace:
[  253.006264][ T5389]  <TASK>
[  253.009210][ T5389]  dump_stack_lvl+0x188/0x250
[  253.014133][ T5389]  ? show_regs_print_info+0x20/0x20
[  253.019593][ T5389]  ? load_image+0x410/0x410
[  253.024409][ T5389]  sysfs_create_dir_ns+0x26a/0x290
[  253.029732][ T5389]  ? sysfs_warn_dup+0xa0/0xa0
[  253.034529][ T5389]  ? do_raw_spin_unlock+0x11d/0x230
[  253.040200][ T5389]  kobject_add_internal+0x5ba/0xcd0
[  253.045440][ T5389]  kobject_init_and_add+0x128/0x190
[  253.050771][ T5389]  ? lockdep_softirqs_off+0x430/0x430
[  253.056190][ T5389]  ? kobject_add+0x230/0x230
[  253.060824][ T5389]  ? __init_swait_queue_head+0xa4/0x140
[  253.066489][ T5389]  gfs2_sys_fs_add+0x24f/0x4b0
[  253.071781][ T5389]  ? gfs2_recover_set+0x240/0x240
[  253.077776][ T5389]  ? snprintf+0xe5/0x140
[  253.082366][ T5389]  ? __free_pages+0x95/0x1a0
[  253.086982][ T5389]  ? vscnprintf+0x80/0x80
[  253.091560][ T5389]  gfs2_fill_super+0x11ed/0x1ea0
[  253.096748][ T5389]  ? gfs2_reconfigure+0xd80/0xd80
[  253.102544][ T5389]  ? sb_set_blocksize+0xa5/0xe0
[  253.107428][ T5389]  get_tree_bdev+0x3e6/0x610
[  253.112403][ T5389]  ? gfs2_reconfigure+0xd80/0xd80
[  253.117475][ T5389]  gfs2_get_tree+0x4d/0x1e0
[  253.122219][ T5389]  vfs_get_tree+0x88/0x270
[  253.126660][ T5389]  do_new_mount+0x247/0xa40
[  253.131176][ T5389]  __se_sys_mount+0x2e3/0x3d0
[  253.135853][ T5389]  ? __x64_sys_mount+0xc0/0xc0
[  253.140849][ T5389]  ? lockdep_hardirqs_on+0x94/0x140
[  253.146545][ T5389]  ? __x64_sys_mount+0x1c/0xc0
[  253.151863][ T5389]  do_syscall_64+0x4c/0xa0
[  253.156624][ T5389]  ? clear_bhb_loop+0x30/0x80
[  253.161520][ T5389]  ? clear_bhb_loop+0x30/0x80
[  253.166313][ T5389]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  253.172222][ T5389] RIP: 0033:0x7f68bce3660a
[  253.176633][ T5389] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  253.197380][ T5389] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  253.205939][ T5389] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  253.214305][ T5389] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  253.222649][ T5389] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  253.231158][ T5389] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  253.239141][ T5389] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  253.247146][ T5389]  </TASK>
[  253.252383][ T5389] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  253.266173][ T5389] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  253.581089][ T5391] loop1: detected capacity change from 0 to 32768
[  253.653278][ T5391] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  253.661180][ T5391] CPU: 0 PID: 5391 Comm: syz.1.216 Not tainted syzkaller #0
[  253.668638][ T5391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  253.679127][ T5391] Call Trace:
[  253.682579][ T5391]  <TASK>
[  253.685890][ T5391]  dump_stack_lvl+0x188/0x250
[  253.690606][ T5391]  ? show_regs_print_info+0x20/0x20
[  253.695833][ T5391]  ? load_image+0x410/0x410
[  253.700614][ T5391]  sysfs_create_dir_ns+0x26a/0x290
[  253.706741][ T5391]  ? sysfs_warn_dup+0xa0/0xa0
[  253.711930][ T5391]  ? do_raw_spin_unlock+0x11d/0x230
[  253.717349][ T5391]  kobject_add_internal+0x5ba/0xcd0
[  253.722785][ T5391]  kobject_init_and_add+0x128/0x190
[  253.728108][ T5391]  ? lockdep_softirqs_off+0x430/0x430
[  253.733583][ T5391]  ? kobject_add+0x230/0x230
[  253.738213][ T5391]  ? __init_swait_queue_head+0xa4/0x140
[  253.743797][ T5391]  gfs2_sys_fs_add+0x24f/0x4b0
[  253.748595][ T5391]  ? gfs2_recover_set+0x240/0x240
[  253.753677][ T5391]  ? snprintf+0xe5/0x140
[  253.757922][ T5391]  ? __free_pages+0x95/0x1a0
[  253.762605][ T5391]  ? vscnprintf+0x80/0x80
[  253.767195][ T5391]  gfs2_fill_super+0x11ed/0x1ea0
[  253.772257][ T5391]  ? gfs2_reconfigure+0xd80/0xd80
[  253.777306][ T5391]  ? sb_set_blocksize+0xa5/0xe0
[  253.782174][ T5391]  get_tree_bdev+0x3e6/0x610
[  253.786880][ T5391]  ? gfs2_reconfigure+0xd80/0xd80
[  253.791909][ T5391]  gfs2_get_tree+0x4d/0x1e0
[  253.796764][ T5391]  vfs_get_tree+0x88/0x270
[  253.801294][ T5391]  do_new_mount+0x247/0xa40
[  253.805906][ T5391]  __se_sys_mount+0x2e3/0x3d0
[  253.810874][ T5391]  ? __x64_sys_mount+0xc0/0xc0
[  253.815824][ T5391]  ? lockdep_hardirqs_on+0x94/0x140
[  253.821131][ T5391]  ? __x64_sys_mount+0x1c/0xc0
[  253.826185][ T5391]  do_syscall_64+0x4c/0xa0
[  253.830720][ T5391]  ? clear_bhb_loop+0x30/0x80
[  253.835414][ T5391]  ? clear_bhb_loop+0x30/0x80
[  253.840696][ T5391]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  253.846867][ T5391] RIP: 0033:0x7f68bce3660a
[  253.852056][ T5391] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  253.872421][ T5391] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  253.881021][ T5391] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  253.889296][ T5391] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  253.897880][ T5391] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  253.905956][ T5391] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  253.914046][ T5391] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  253.922521][ T5391]  </TASK>
[  253.926704][ T5391] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  253.940038][ T5391] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  254.246497][ T5393] loop1: detected capacity change from 0 to 32768
[  254.298296][ T5393] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  254.308205][ T5393] CPU: 0 PID: 5393 Comm: syz.1.217 Not tainted syzkaller #0
[  254.315624][ T5393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  254.326128][ T5393] Call Trace:
[  254.329519][ T5393]  <TASK>
[  254.332553][ T5393]  dump_stack_lvl+0x188/0x250
[  254.337476][ T5393]  ? show_regs_print_info+0x20/0x20
[  254.342895][ T5393]  ? load_image+0x410/0x410
[  254.347454][ T5393]  sysfs_create_dir_ns+0x26a/0x290
[  254.352724][ T5393]  ? sysfs_warn_dup+0xa0/0xa0
[  254.357419][ T5393]  ? do_raw_spin_unlock+0x11d/0x230
[  254.362731][ T5393]  kobject_add_internal+0x5ba/0xcd0
[  254.367949][ T5393]  kobject_init_and_add+0x128/0x190
[  254.373177][ T5393]  ? lockdep_softirqs_off+0x430/0x430
[  254.378721][ T5393]  ? kobject_add+0x230/0x230
[  254.383322][ T5393]  ? __init_swait_queue_head+0xa4/0x140
[  254.388894][ T5393]  gfs2_sys_fs_add+0x24f/0x4b0
[  254.393653][ T5393]  ? gfs2_recover_set+0x240/0x240
[  254.398677][ T5393]  ? snprintf+0xe5/0x140
[  254.403172][ T5393]  ? __free_pages+0x95/0x1a0
[  254.407860][ T5393]  ? vscnprintf+0x80/0x80
[  254.412183][ T5393]  gfs2_fill_super+0x11ed/0x1ea0
[  254.417223][ T5393]  ? gfs2_reconfigure+0xd80/0xd80
[  254.422382][ T5393]  ? sb_set_blocksize+0xa5/0xe0
[  254.427390][ T5393]  get_tree_bdev+0x3e6/0x610
[  254.431978][ T5393]  ? gfs2_reconfigure+0xd80/0xd80
[  254.437079][ T5393]  gfs2_get_tree+0x4d/0x1e0
[  254.441577][ T5393]  vfs_get_tree+0x88/0x270
[  254.445997][ T5393]  do_new_mount+0x247/0xa40
[  254.450583][ T5393]  __se_sys_mount+0x2e3/0x3d0
[  254.455250][ T5393]  ? __x64_sys_mount+0xc0/0xc0
[  254.460012][ T5393]  ? lockdep_hardirqs_on+0x94/0x140
[  254.465358][ T5393]  ? __x64_sys_mount+0x1c/0xc0
[  254.470132][ T5393]  do_syscall_64+0x4c/0xa0
[  254.474548][ T5393]  ? clear_bhb_loop+0x30/0x80
[  254.479213][ T5393]  ? clear_bhb_loop+0x30/0x80
[  254.483873][ T5393]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  254.489753][ T5393] RIP: 0033:0x7f68bce3660a
[  254.494259][ T5393] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  254.513951][ T5393] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  254.522447][ T5393] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  254.530616][ T5393] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  254.538761][ T5393] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  254.546720][ T5393] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  254.554808][ T5393] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  254.562890][ T5393]  </TASK>
[  254.571231][ T5393] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  254.585017][ T5393] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/27 01:23:57 executed programs: 203
[  254.902700][ T5395] loop1: detected capacity change from 0 to 32768
[  254.963991][ T5395] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  254.971400][ T5395] CPU: 1 PID: 5395 Comm: syz.1.218 Not tainted syzkaller #0
[  254.978880][ T5395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  254.989313][ T5395] Call Trace:
[  254.992753][ T5395]  <TASK>
[  254.995849][ T5395]  dump_stack_lvl+0x188/0x250
[  255.000545][ T5395]  ? show_regs_print_info+0x20/0x20
[  255.005895][ T5395]  ? load_image+0x410/0x410
[  255.010435][ T5395]  sysfs_create_dir_ns+0x26a/0x290
[  255.015664][ T5395]  ? sysfs_warn_dup+0xa0/0xa0
[  255.020680][ T5395]  ? do_raw_spin_unlock+0x11d/0x230
[  255.026445][ T5395]  kobject_add_internal+0x5ba/0xcd0
[  255.031759][ T5395]  kobject_init_and_add+0x128/0x190
[  255.037544][ T5395]  ? lockdep_softirqs_off+0x430/0x430
[  255.043293][ T5395]  ? kobject_add+0x230/0x230
[  255.047906][ T5395]  ? __init_swait_queue_head+0xa4/0x140
[  255.053533][ T5395]  gfs2_sys_fs_add+0x24f/0x4b0
[  255.058537][ T5395]  ? gfs2_recover_set+0x240/0x240
[  255.064610][ T5395]  ? snprintf+0xe5/0x140
[  255.069294][ T5395]  ? __free_pages+0x95/0x1a0
[  255.073949][ T5395]  ? vscnprintf+0x80/0x80
[  255.079954][ T5395]  gfs2_fill_super+0x11ed/0x1ea0
[  255.085613][ T5395]  ? gfs2_reconfigure+0xd80/0xd80
[  255.090762][ T5395]  ? sb_set_blocksize+0xa5/0xe0
[  255.095866][ T5395]  get_tree_bdev+0x3e6/0x610
[  255.100677][ T5395]  ? gfs2_reconfigure+0xd80/0xd80
[  255.105829][ T5395]  gfs2_get_tree+0x4d/0x1e0
[  255.110528][ T5395]  vfs_get_tree+0x88/0x270
[  255.115078][ T5395]  do_new_mount+0x247/0xa40
[  255.119676][ T5395]  __se_sys_mount+0x2e3/0x3d0
[  255.124372][ T5395]  ? __x64_sys_mount+0xc0/0xc0
[  255.129485][ T5395]  ? lockdep_hardirqs_on+0x94/0x140
[  255.134689][ T5395]  ? __x64_sys_mount+0x1c/0xc0
[  255.139487][ T5395]  do_syscall_64+0x4c/0xa0
[  255.144246][ T5395]  ? clear_bhb_loop+0x30/0x80
[  255.149033][ T5395]  ? clear_bhb_loop+0x30/0x80
[  255.154108][ T5395]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  255.160408][ T5395] RIP: 0033:0x7f68bce3660a
[  255.165717][ T5395] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  255.193196][ T5395] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  255.208393][ T5395] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  255.218539][ T5395] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  255.227579][ T5395] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  255.235987][ T5395] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  255.244520][ T5395] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  255.253161][ T5395]  </TASK>
[  255.258003][ T5395] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  255.271893][ T5395] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  255.608051][ T5397] loop1: detected capacity change from 0 to 32768
[  255.664005][ T5397] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  255.671883][ T5397] CPU: 0 PID: 5397 Comm: syz.1.219 Not tainted syzkaller #0
[  255.679295][ T5397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  255.689711][ T5397] Call Trace:
[  255.693169][ T5397]  <TASK>
[  255.696426][ T5397]  dump_stack_lvl+0x188/0x250
[  255.701332][ T5397]  ? show_regs_print_info+0x20/0x20
[  255.707103][ T5397]  ? load_image+0x410/0x410
[  255.712048][ T5397]  sysfs_create_dir_ns+0x26a/0x290
[  255.717464][ T5397]  ? sysfs_warn_dup+0xa0/0xa0
[  255.723011][ T5397]  ? do_raw_spin_unlock+0x11d/0x230
[  255.728254][ T5397]  kobject_add_internal+0x5ba/0xcd0
[  255.733707][ T5397]  kobject_init_and_add+0x128/0x190
[  255.739258][ T5397]  ? lockdep_softirqs_off+0x430/0x430
[  255.744782][ T5397]  ? kobject_add+0x230/0x230
[  255.749783][ T5397]  ? __init_swait_queue_head+0xa4/0x140
[  255.755388][ T5397]  gfs2_sys_fs_add+0x24f/0x4b0
[  255.760191][ T5397]  ? gfs2_recover_set+0x240/0x240
[  255.765333][ T5397]  ? snprintf+0xe5/0x140
[  255.769601][ T5397]  ? __free_pages+0x95/0x1a0
[  255.774301][ T5397]  ? vscnprintf+0x80/0x80
[  255.777069][ T1432] ieee802154 phy0 wpan0: encryption failed: -22
[  255.778667][ T5397]  gfs2_fill_super+0x11ed/0x1ea0
[  255.785353][ T1432] ieee802154 phy1 wpan1: encryption failed: -22
[  255.790490][ T5397]  ? gfs2_reconfigure+0xd80/0xd80
[  255.801846][ T5397]  ? sb_set_blocksize+0xa5/0xe0
[  255.807118][ T5397]  get_tree_bdev+0x3e6/0x610
[  255.811757][ T5397]  ? gfs2_reconfigure+0xd80/0xd80
[  255.816808][ T5397]  gfs2_get_tree+0x4d/0x1e0
[  255.821518][ T5397]  vfs_get_tree+0x88/0x270
[  255.826313][ T5397]  do_new_mount+0x247/0xa40
[  255.831109][ T5397]  __se_sys_mount+0x2e3/0x3d0
[  255.836001][ T5397]  ? __x64_sys_mount+0xc0/0xc0
[  255.840942][ T5397]  ? lockdep_hardirqs_on+0x94/0x140
[  255.846557][ T5397]  ? __x64_sys_mount+0x1c/0xc0
[  255.851860][ T5397]  do_syscall_64+0x4c/0xa0
[  255.856703][ T5397]  ? clear_bhb_loop+0x30/0x80
[  255.861636][ T5397]  ? clear_bhb_loop+0x30/0x80
[  255.866884][ T5397]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  255.873133][ T5397] RIP: 0033:0x7f68bce3660a
[  255.877664][ T5397] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  255.897812][ T5397] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  255.906513][ T5397] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  255.914590][ T5397] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  255.922566][ T5397] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  255.930534][ T5397] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  255.938992][ T5397] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  255.947123][ T5397]  </TASK>
[  255.954903][ T5397] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  255.969641][ T5397] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  256.289417][ T5399] loop1: detected capacity change from 0 to 32768
[  256.338777][ T5399] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  256.347558][ T5399] CPU: 0 PID: 5399 Comm: syz.1.220 Not tainted syzkaller #0
[  256.355102][ T5399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  256.365365][ T5399] Call Trace:
[  256.369315][ T5399]  <TASK>
[  256.372277][ T5399]  dump_stack_lvl+0x188/0x250
[  256.377079][ T5399]  ? show_regs_print_info+0x20/0x20
[  256.382305][ T5399]  ? load_image+0x410/0x410
[  256.386853][ T5399]  sysfs_create_dir_ns+0x26a/0x290
[  256.392012][ T5399]  ? sysfs_warn_dup+0xa0/0xa0
[  256.396932][ T5399]  ? do_raw_spin_unlock+0x11d/0x230
[  256.402255][ T5399]  kobject_add_internal+0x5ba/0xcd0
[  256.407479][ T5399]  kobject_init_and_add+0x128/0x190
[  256.412693][ T5399]  ? lockdep_softirqs_off+0x430/0x430
[  256.418305][ T5399]  ? kobject_add+0x230/0x230
[  256.423434][ T5399]  ? __init_swait_queue_head+0xa4/0x140
[  256.429020][ T5399]  gfs2_sys_fs_add+0x24f/0x4b0
[  256.434236][ T5399]  ? gfs2_recover_set+0x240/0x240
[  256.439802][ T5399]  ? snprintf+0xe5/0x140
[  256.444059][ T5399]  ? __free_pages+0x95/0x1a0
[  256.448652][ T5399]  ? vscnprintf+0x80/0x80
[  256.452972][ T5399]  gfs2_fill_super+0x11ed/0x1ea0
[  256.458220][ T5399]  ? gfs2_reconfigure+0xd80/0xd80
[  256.463691][ T5399]  ? sb_set_blocksize+0xa5/0xe0
[  256.469097][ T5399]  get_tree_bdev+0x3e6/0x610
[  256.473784][ T5399]  ? gfs2_reconfigure+0xd80/0xd80
[  256.478954][ T5399]  gfs2_get_tree+0x4d/0x1e0
[  256.483659][ T5399]  vfs_get_tree+0x88/0x270
[  256.488070][ T5399]  do_new_mount+0x247/0xa40
[  256.492572][ T5399]  __se_sys_mount+0x2e3/0x3d0
[  256.497246][ T5399]  ? __x64_sys_mount+0xc0/0xc0
[  256.502088][ T5399]  ? lockdep_hardirqs_on+0x94/0x140
[  256.507410][ T5399]  ? __x64_sys_mount+0x1c/0xc0
[  256.512398][ T5399]  do_syscall_64+0x4c/0xa0
[  256.516848][ T5399]  ? clear_bhb_loop+0x30/0x80
[  256.521523][ T5399]  ? clear_bhb_loop+0x30/0x80
[  256.526335][ T5399]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  256.532305][ T5399] RIP: 0033:0x7f68bce3660a
[  256.537039][ T5399] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  256.557372][ T5399] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  256.566118][ T5399] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  256.574340][ T5399] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  256.582295][ T5399] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  256.590900][ T5399] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  256.599069][ T5399] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  256.607068][ T5399]  </TASK>
[  256.611213][ T5399] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  256.625628][ T5399] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  256.938332][ T5401] loop1: detected capacity change from 0 to 32768
[  256.996095][ T5401] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  257.003606][ T5401] CPU: 0 PID: 5401 Comm: syz.1.221 Not tainted syzkaller #0
[  257.010904][ T5401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  257.021389][ T5401] Call Trace:
[  257.024770][ T5401]  <TASK>
[  257.027723][ T5401]  dump_stack_lvl+0x188/0x250
[  257.033618][ T5401]  ? show_regs_print_info+0x20/0x20
[  257.039283][ T5401]  ? load_image+0x410/0x410
[  257.044302][ T5401]  sysfs_create_dir_ns+0x26a/0x290
[  257.049542][ T5401]  ? sysfs_warn_dup+0xa0/0xa0
[  257.055514][ T5401]  ? do_raw_spin_unlock+0x11d/0x230
[  257.060852][ T5401]  kobject_add_internal+0x5ba/0xcd0
[  257.066274][ T5401]  kobject_init_and_add+0x128/0x190
[  257.072017][ T5401]  ? lockdep_softirqs_off+0x430/0x430
[  257.078344][ T5401]  ? kobject_add+0x230/0x230
[  257.084018][ T5401]  ? __init_swait_queue_head+0xa4/0x140
[  257.090746][ T5401]  gfs2_sys_fs_add+0x24f/0x4b0
[  257.096399][ T5401]  ? gfs2_recover_set+0x240/0x240
[  257.102022][ T5401]  ? snprintf+0xe5/0x140
[  257.107343][ T5401]  ? __free_pages+0x95/0x1a0
[  257.111949][ T5401]  ? vscnprintf+0x80/0x80
[  257.117569][ T5401]  gfs2_fill_super+0x11ed/0x1ea0
[  257.124311][ T5401]  ? gfs2_reconfigure+0xd80/0xd80
[  257.129847][ T5401]  ? sb_set_blocksize+0xa5/0xe0
[  257.135947][ T5401]  get_tree_bdev+0x3e6/0x610
[  257.140882][ T5401]  ? gfs2_reconfigure+0xd80/0xd80
[  257.146959][ T5401]  gfs2_get_tree+0x4d/0x1e0
[  257.151472][ T5401]  vfs_get_tree+0x88/0x270
[  257.156259][ T5401]  do_new_mount+0x247/0xa40
[  257.160938][ T5401]  __se_sys_mount+0x2e3/0x3d0
[  257.165644][ T5401]  ? __x64_sys_mount+0xc0/0xc0
[  257.170849][ T5401]  ? lockdep_hardirqs_on+0x94/0x140
[  257.176516][ T5401]  ? __x64_sys_mount+0x1c/0xc0
[  257.182131][ T5401]  do_syscall_64+0x4c/0xa0
[  257.186939][ T5401]  ? clear_bhb_loop+0x30/0x80
[  257.193291][ T5401]  ? clear_bhb_loop+0x30/0x80
[  257.200937][ T5401]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  257.208137][ T5401] RIP: 0033:0x7f68bce3660a
[  257.214185][ T5401] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  257.237909][ T5401] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  257.246939][ T5401] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  257.255555][ T5401] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  257.264215][ T5401] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  257.272521][ T5401] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  257.280580][ T5401] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  257.288673][ T5401]  </TASK>
[  257.293313][ T5401] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  257.306933][ T5401] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  257.656420][ T5403] loop1: detected capacity change from 0 to 32768
[  257.704344][ T5403] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  257.712308][ T5403] CPU: 0 PID: 5403 Comm: syz.1.222 Not tainted syzkaller #0
[  257.719891][ T5403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  257.730815][ T5403] Call Trace:
[  257.734301][ T5403]  <TASK>
[  257.738370][ T5403]  dump_stack_lvl+0x188/0x250
[  257.743473][ T5403]  ? show_regs_print_info+0x20/0x20
[  257.749068][ T5403]  ? load_image+0x410/0x410
[  257.753877][ T5403]  sysfs_create_dir_ns+0x26a/0x290
[  257.759528][ T5403]  ? sysfs_warn_dup+0xa0/0xa0
[  257.764521][ T5403]  ? do_raw_spin_unlock+0x11d/0x230
[  257.769757][ T5403]  kobject_add_internal+0x5ba/0xcd0
[  257.775222][ T5403]  kobject_init_and_add+0x128/0x190
[  257.780561][ T5403]  ? lockdep_softirqs_off+0x430/0x430
[  257.786158][ T5403]  ? kobject_add+0x230/0x230
[  257.790990][ T5403]  ? __init_swait_queue_head+0xa4/0x140
[  257.796731][ T5403]  gfs2_sys_fs_add+0x24f/0x4b0
[  257.801656][ T5403]  ? gfs2_recover_set+0x240/0x240
[  257.807721][ T5403]  ? snprintf+0xe5/0x140
[  257.812347][ T5403]  ? __free_pages+0x95/0x1a0
[  257.817196][ T5403]  ? vscnprintf+0x80/0x80
[  257.821647][ T5403]  gfs2_fill_super+0x11ed/0x1ea0
[  257.827236][ T5403]  ? gfs2_reconfigure+0xd80/0xd80
[  257.832864][ T5403]  ? sb_set_blocksize+0xa5/0xe0
[  257.838002][ T5403]  get_tree_bdev+0x3e6/0x610
[  257.842845][ T5403]  ? gfs2_reconfigure+0xd80/0xd80
[  257.847890][ T5403]  gfs2_get_tree+0x4d/0x1e0
[  257.852681][ T5403]  vfs_get_tree+0x88/0x270
[  257.857830][ T5403]  do_new_mount+0x247/0xa40
[  257.863439][ T5403]  __se_sys_mount+0x2e3/0x3d0
[  257.868781][ T5403]  ? __x64_sys_mount+0xc0/0xc0
[  257.874175][ T5403]  ? lockdep_hardirqs_on+0x94/0x140
[  257.880330][ T5403]  ? __x64_sys_mount+0x1c/0xc0
[  257.885459][ T5403]  do_syscall_64+0x4c/0xa0
[  257.890525][ T5403]  ? clear_bhb_loop+0x30/0x80
[  257.896301][ T5403]  ? clear_bhb_loop+0x30/0x80
[  257.901687][ T5403]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  257.908082][ T5403] RIP: 0033:0x7f68bce3660a
[  257.912720][ T5403] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  257.932955][ T5403] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  257.941461][ T5403] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  257.949956][ T5403] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  257.958466][ T5403] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  257.966869][ T5403] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  257.974949][ T5403] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  257.983231][ T5403]  </TASK>
[  257.987009][ T5403] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  258.000566][ T5403] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  258.334778][ T5405] loop1: detected capacity change from 0 to 32768
[  258.386294][ T5405] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  258.395371][ T5405] CPU: 0 PID: 5405 Comm: syz.1.223 Not tainted syzkaller #0
[  258.403396][ T5405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  258.414177][ T5405] Call Trace:
[  258.417603][ T5405]  <TASK>
[  258.420554][ T5405]  dump_stack_lvl+0x188/0x250
[  258.425532][ T5405]  ? show_regs_print_info+0x20/0x20
[  258.431628][ T5405]  ? load_image+0x410/0x410
[  258.436183][ T5405]  sysfs_create_dir_ns+0x26a/0x290
[  258.441470][ T5405]  ? sysfs_warn_dup+0xa0/0xa0
[  258.446814][ T5405]  ? do_raw_spin_unlock+0x11d/0x230
[  258.453870][ T5405]  kobject_add_internal+0x5ba/0xcd0
[  258.460944][ T5405]  kobject_init_and_add+0x128/0x190
[  258.469913][ T5405]  ? lockdep_softirqs_off+0x430/0x430
[  258.477531][ T5405]  ? kobject_add+0x230/0x230
[  258.482747][ T5405]  ? __init_swait_queue_head+0xa4/0x140
[  258.489899][ T5405]  gfs2_sys_fs_add+0x24f/0x4b0
[  258.496916][ T5405]  ? gfs2_recover_set+0x240/0x240
[  258.504348][ T5405]  ? snprintf+0xe5/0x140
[  258.508820][ T5405]  ? __free_pages+0x95/0x1a0
[  258.513803][ T5405]  ? vscnprintf+0x80/0x80
[  258.518353][ T5405]  gfs2_fill_super+0x11ed/0x1ea0
[  258.523303][ T5405]  ? gfs2_reconfigure+0xd80/0xd80
[  258.528467][ T5405]  ? sb_set_blocksize+0xa5/0xe0
[  258.533323][ T5405]  get_tree_bdev+0x3e6/0x610
[  258.538260][ T5405]  ? gfs2_reconfigure+0xd80/0xd80
[  258.543657][ T5405]  gfs2_get_tree+0x4d/0x1e0
[  258.548178][ T5405]  vfs_get_tree+0x88/0x270
[  258.552954][ T5405]  do_new_mount+0x247/0xa40
[  258.557511][ T5405]  __se_sys_mount+0x2e3/0x3d0
[  258.562803][ T5405]  ? __x64_sys_mount+0xc0/0xc0
[  258.567580][ T5405]  ? lockdep_hardirqs_on+0x94/0x140
[  258.573054][ T5405]  ? __x64_sys_mount+0x1c/0xc0
[  258.578860][ T5405]  do_syscall_64+0x4c/0xa0
[  258.583612][ T5405]  ? clear_bhb_loop+0x30/0x80
[  258.588511][ T5405]  ? clear_bhb_loop+0x30/0x80
[  258.593491][ T5405]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  258.599752][ T5405] RIP: 0033:0x7f68bce3660a
[  258.604172][ T5405] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  258.626317][ T5405] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  258.634907][ T5405] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  258.644174][ T5405] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  258.652400][ T5405] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  258.660902][ T5405] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  258.669122][ T5405] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  258.678161][ T5405]  </TASK>
[  258.682681][ T5405] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  258.696774][ T5405] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  259.014300][ T5407] loop1: detected capacity change from 0 to 32768
[  259.064998][ T5407] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  259.072877][ T5407] CPU: 1 PID: 5407 Comm: syz.1.224 Not tainted syzkaller #0
[  259.081621][ T5407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  259.092680][ T5407] Call Trace:
[  259.096116][ T5407]  <TASK>
[  259.099122][ T5407]  dump_stack_lvl+0x188/0x250
[  259.104257][ T5407]  ? show_regs_print_info+0x20/0x20
[  259.109562][ T5407]  ? load_image+0x410/0x410
[  259.114096][ T5407]  sysfs_create_dir_ns+0x26a/0x290
[  259.119313][ T5407]  ? sysfs_warn_dup+0xa0/0xa0
[  259.124101][ T5407]  ? do_raw_spin_unlock+0x11d/0x230
[  259.129405][ T5407]  kobject_add_internal+0x5ba/0xcd0
[  259.135062][ T5407]  kobject_init_and_add+0x128/0x190
[  259.140289][ T5407]  ? lockdep_softirqs_off+0x430/0x430
[  259.145765][ T5407]  ? kobject_add+0x230/0x230
[  259.150748][ T5407]  ? __init_swait_queue_head+0xa4/0x140
[  259.156575][ T5407]  gfs2_sys_fs_add+0x24f/0x4b0
[  259.161526][ T5407]  ? gfs2_recover_set+0x240/0x240
[  259.166930][ T5407]  ? snprintf+0xe5/0x140
[  259.171643][ T5407]  ? __free_pages+0x95/0x1a0
[  259.177324][ T5407]  ? vscnprintf+0x80/0x80
[  259.182511][ T5407]  gfs2_fill_super+0x11ed/0x1ea0
[  259.187641][ T5407]  ? gfs2_reconfigure+0xd80/0xd80
[  259.193683][ T5407]  ? sb_set_blocksize+0xa5/0xe0
[  259.200021][ T5407]  get_tree_bdev+0x3e6/0x610
[  259.205153][ T5407]  ? gfs2_reconfigure+0xd80/0xd80
[  259.211820][ T5407]  gfs2_get_tree+0x4d/0x1e0
[  259.217466][ T5407]  vfs_get_tree+0x88/0x270
[  259.222328][ T5407]  do_new_mount+0x247/0xa40
[  259.227513][ T5407]  __se_sys_mount+0x2e3/0x3d0
[  259.233806][ T5407]  ? __x64_sys_mount+0xc0/0xc0
[  259.239602][ T5407]  ? lockdep_hardirqs_on+0x94/0x140
[  259.245534][ T5407]  ? __x64_sys_mount+0x1c/0xc0
[  259.250392][ T5407]  do_syscall_64+0x4c/0xa0
[  259.254873][ T5407]  ? clear_bhb_loop+0x30/0x80
[  259.259545][ T5407]  ? clear_bhb_loop+0x30/0x80
[  259.264489][ T5407]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  259.270409][ T5407] RIP: 0033:0x7f68bce3660a
[  259.275027][ T5407] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  259.295297][ T5407] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  259.304205][ T5407] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  259.312373][ T5407] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  259.320762][ T5407] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  259.328819][ T5407] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  259.336921][ T5407] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  259.344911][ T5407]  </TASK>
[  259.350220][ T5407] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  259.364294][ T5407] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  259.729284][ T5409] loop1: detected capacity change from 0 to 32768
[  259.784091][ T5409] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  259.791554][ T5409] CPU: 0 PID: 5409 Comm: syz.1.225 Not tainted syzkaller #0
[  259.799138][ T5409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  259.809325][ T5409] Call Trace:
[  259.812720][ T5409]  <TASK>
[  259.815704][ T5409]  dump_stack_lvl+0x188/0x250
[  259.820510][ T5409]  ? show_regs_print_info+0x20/0x20
[  259.825742][ T5409]  ? load_image+0x410/0x410
[  259.830562][ T5409]  sysfs_create_dir_ns+0x26a/0x290
[  259.835815][ T5409]  ? sysfs_warn_dup+0xa0/0xa0
[  259.840620][ T5409]  ? do_raw_spin_unlock+0x11d/0x230
[  259.846641][ T5409]  kobject_add_internal+0x5ba/0xcd0
[  259.852213][ T5409]  kobject_init_and_add+0x128/0x190
[  259.857861][ T5409]  ? lockdep_softirqs_off+0x430/0x430
[  259.863455][ T5409]  ? kobject_add+0x230/0x230
[  259.868254][ T5409]  ? __init_swait_queue_head+0xa4/0x140
[  259.873849][ T5409]  gfs2_sys_fs_add+0x24f/0x4b0
[  259.878639][ T5409]  ? gfs2_recover_set+0x240/0x240
[  259.883754][ T5409]  ? snprintf+0xe5/0x140
[  259.888203][ T5409]  ? __free_pages+0x95/0x1a0
[  259.892836][ T5409]  ? vscnprintf+0x80/0x80
[  259.897444][ T5409]  gfs2_fill_super+0x11ed/0x1ea0
[  259.902421][ T5409]  ? gfs2_reconfigure+0xd80/0xd80
[  259.907541][ T5409]  ? sb_set_blocksize+0xa5/0xe0
[  259.912416][ T5409]  get_tree_bdev+0x3e6/0x610
[  259.917015][ T5409]  ? gfs2_reconfigure+0xd80/0xd80
[  259.922357][ T5409]  gfs2_get_tree+0x4d/0x1e0
[  259.927129][ T5409]  vfs_get_tree+0x88/0x270
[  259.931563][ T5409]  do_new_mount+0x247/0xa40
[  259.936508][ T5409]  __se_sys_mount+0x2e3/0x3d0
[  259.941391][ T5409]  ? __x64_sys_mount+0xc0/0xc0
[  259.946257][ T5409]  ? lockdep_hardirqs_on+0x94/0x140
[  259.951656][ T5409]  ? __x64_sys_mount+0x1c/0xc0
[  259.956956][ T5409]  do_syscall_64+0x4c/0xa0
[  259.961601][ T5409]  ? clear_bhb_loop+0x30/0x80
[  259.966379][ T5409]  ? clear_bhb_loop+0x30/0x80
[  259.971103][ T5409]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  259.977084][ T5409] RIP: 0033:0x7f68bce3660a
[  259.981609][ T5409] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  260.001358][ T5409] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  260.010205][ T5409] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  260.018256][ T5409] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  260.026272][ T5409] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  260.034533][ T5409] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  260.042515][ T5409] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  260.050493][ T5409]  </TASK>
[  260.054610][ T5409] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  260.068055][ T5409] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/27 01:24:02 executed programs: 211
[  260.415976][ T5411] loop1: detected capacity change from 0 to 32768
[  260.462920][ T5411] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  260.470912][ T5411] CPU: 0 PID: 5411 Comm: syz.1.226 Not tainted syzkaller #0
[  260.478657][ T5411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  260.489459][ T5411] Call Trace:
[  260.492937][ T5411]  <TASK>
[  260.495983][ T5411]  dump_stack_lvl+0x188/0x250
[  260.500960][ T5411]  ? show_regs_print_info+0x20/0x20
[  260.506291][ T5411]  ? load_image+0x410/0x410
[  260.510925][ T5411]  sysfs_create_dir_ns+0x26a/0x290
[  260.516099][ T5411]  ? sysfs_warn_dup+0xa0/0xa0
[  260.520799][ T5411]  ? do_raw_spin_unlock+0x11d/0x230
[  260.526491][ T5411]  kobject_add_internal+0x5ba/0xcd0
[  260.531717][ T5411]  kobject_init_and_add+0x128/0x190
[  260.537115][ T5411]  ? lockdep_softirqs_off+0x430/0x430
[  260.542690][ T5411]  ? kobject_add+0x230/0x230
[  260.547513][ T5411]  ? __init_swait_queue_head+0xa4/0x140
[  260.553630][ T5411]  gfs2_sys_fs_add+0x24f/0x4b0
[  260.558874][ T5411]  ? gfs2_recover_set+0x240/0x240
[  260.564540][ T5411]  ? snprintf+0xe5/0x140
[  260.568947][ T5411]  ? __free_pages+0x95/0x1a0
[  260.573557][ T5411]  ? vscnprintf+0x80/0x80
[  260.578004][ T5411]  gfs2_fill_super+0x11ed/0x1ea0
[  260.583053][ T5411]  ? gfs2_reconfigure+0xd80/0xd80
[  260.588412][ T5411]  ? sb_set_blocksize+0xa5/0xe0
[  260.593701][ T5411]  get_tree_bdev+0x3e6/0x610
[  260.599178][ T5411]  ? gfs2_reconfigure+0xd80/0xd80
[  260.604295][ T5411]  gfs2_get_tree+0x4d/0x1e0
[  260.608923][ T5411]  vfs_get_tree+0x88/0x270
[  260.613630][ T5411]  do_new_mount+0x247/0xa40
[  260.618412][ T5411]  __se_sys_mount+0x2e3/0x3d0
[  260.623301][ T5411]  ? __x64_sys_mount+0xc0/0xc0
[  260.628071][ T5411]  ? lockdep_hardirqs_on+0x94/0x140
[  260.633390][ T5411]  ? __x64_sys_mount+0x1c/0xc0
[  260.638249][ T5411]  do_syscall_64+0x4c/0xa0
[  260.642673][ T5411]  ? clear_bhb_loop+0x30/0x80
[  260.647443][ T5411]  ? clear_bhb_loop+0x30/0x80
[  260.652131][ T5411]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  260.658196][ T5411] RIP: 0033:0x7f68bce3660a
[  260.662779][ T5411] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  260.683816][ T5411] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  260.692236][ T5411] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  260.700189][ T5411] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  260.708146][ T5411] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  260.716100][ T5411] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  260.724182][ T5411] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  260.733209][ T5411]  </TASK>
[  260.736763][ T5411] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  260.750285][ T5411] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  261.087864][ T5413] loop1: detected capacity change from 0 to 32768
[  261.155678][ T5413] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  261.163169][ T5413] CPU: 1 PID: 5413 Comm: syz.1.227 Not tainted syzkaller #0
[  261.170670][ T5413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  261.181513][ T5413] Call Trace:
[  261.185050][ T5413]  <TASK>
[  261.188608][ T5413]  dump_stack_lvl+0x188/0x250
[  261.194081][ T5413]  ? show_regs_print_info+0x20/0x20
[  261.200201][ T5413]  ? load_image+0x410/0x410
[  261.204920][ T5413]  sysfs_create_dir_ns+0x26a/0x290
[  261.211819][ T5413]  ? sysfs_warn_dup+0xa0/0xa0
[  261.216528][ T5413]  ? do_raw_spin_unlock+0x11d/0x230
[  261.221837][ T5413]  kobject_add_internal+0x5ba/0xcd0
[  261.227175][ T5413]  kobject_init_and_add+0x128/0x190
[  261.232400][ T5413]  ? lockdep_softirqs_off+0x430/0x430
[  261.237798][ T5413]  ? kobject_add+0x230/0x230
[  261.242499][ T5413]  ? __init_swait_queue_head+0xa4/0x140
[  261.248046][ T5413]  gfs2_sys_fs_add+0x24f/0x4b0
[  261.253092][ T5413]  ? gfs2_recover_set+0x240/0x240
[  261.258124][ T5413]  ? snprintf+0xe5/0x140
[  261.262561][ T5413]  ? __free_pages+0x95/0x1a0
[  261.267279][ T5413]  ? vscnprintf+0x80/0x80
[  261.271610][ T5413]  gfs2_fill_super+0x11ed/0x1ea0
[  261.276543][ T5413]  ? gfs2_reconfigure+0xd80/0xd80
[  261.281734][ T5413]  ? sb_set_blocksize+0xa5/0xe0
[  261.286590][ T5413]  get_tree_bdev+0x3e6/0x610
[  261.291214][ T5413]  ? gfs2_reconfigure+0xd80/0xd80
[  261.296457][ T5413]  gfs2_get_tree+0x4d/0x1e0
[  261.300973][ T5413]  vfs_get_tree+0x88/0x270
[  261.305428][ T5413]  do_new_mount+0x247/0xa40
[  261.310036][ T5413]  __se_sys_mount+0x2e3/0x3d0
[  261.314911][ T5413]  ? __x64_sys_mount+0xc0/0xc0
[  261.319949][ T5413]  ? lockdep_hardirqs_on+0x94/0x140
[  261.325313][ T5413]  ? __x64_sys_mount+0x1c/0xc0
[  261.330081][ T5413]  do_syscall_64+0x4c/0xa0
[  261.334820][ T5413]  ? clear_bhb_loop+0x30/0x80
[  261.339500][ T5413]  ? clear_bhb_loop+0x30/0x80
[  261.344182][ T5413]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  261.350173][ T5413] RIP: 0033:0x7f68bce3660a
[  261.354579][ T5413] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  261.374998][ T5413] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  261.383605][ T5413] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  261.391573][ T5413] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  261.399683][ T5413] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  261.407766][ T5413] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  261.416043][ T5413] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  261.424501][ T5413]  </TASK>
[  261.430145][ T5413] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  261.443996][ T5413] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  261.780110][ T5415] loop1: detected capacity change from 0 to 32768
[  261.856100][ T5415] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  261.865008][ T5415] CPU: 0 PID: 5415 Comm: syz.1.228 Not tainted syzkaller #0
[  261.874408][ T5415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  261.884942][ T5415] Call Trace:
[  261.888356][ T5415]  <TASK>
[  261.891317][ T5415]  dump_stack_lvl+0x188/0x250
[  261.896109][ T5415]  ? show_regs_print_info+0x20/0x20
[  261.901522][ T5415]  ? load_image+0x410/0x410
[  261.906213][ T5415]  sysfs_create_dir_ns+0x26a/0x290
[  261.911784][ T5415]  ? sysfs_warn_dup+0xa0/0xa0
[  261.916606][ T5415]  ? do_raw_spin_unlock+0x11d/0x230
[  261.921858][ T5415]  kobject_add_internal+0x5ba/0xcd0
[  261.927240][ T5415]  kobject_init_and_add+0x128/0x190
[  261.934266][ T5415]  ? lockdep_softirqs_off+0x430/0x430
[  261.939779][ T5415]  ? kobject_add+0x230/0x230
[  261.944422][ T5415]  ? __init_swait_queue_head+0xa4/0x140
[  261.950016][ T5415]  gfs2_sys_fs_add+0x24f/0x4b0
[  261.954852][ T5415]  ? gfs2_recover_set+0x240/0x240
[  261.959972][ T5415]  ? snprintf+0xe5/0x140
[  261.964523][ T5415]  ? __free_pages+0x95/0x1a0
[  261.969445][ T5415]  ? vscnprintf+0x80/0x80
[  261.973810][ T5415]  gfs2_fill_super+0x11ed/0x1ea0
[  261.978968][ T5415]  ? gfs2_reconfigure+0xd80/0xd80
[  261.984434][ T5415]  ? sb_set_blocksize+0xa5/0xe0
[  261.989512][ T5415]  get_tree_bdev+0x3e6/0x610
[  261.994289][ T5415]  ? gfs2_reconfigure+0xd80/0xd80
[  261.999521][ T5415]  gfs2_get_tree+0x4d/0x1e0
[  262.004265][ T5415]  vfs_get_tree+0x88/0x270
[  262.008707][ T5415]  do_new_mount+0x247/0xa40
[  262.013366][ T5415]  __se_sys_mount+0x2e3/0x3d0
[  262.018163][ T5415]  ? __x64_sys_mount+0xc0/0xc0
[  262.023023][ T5415]  ? lockdep_hardirqs_on+0x94/0x140
[  262.028226][ T5415]  ? __x64_sys_mount+0x1c/0xc0
[  262.033147][ T5415]  do_syscall_64+0x4c/0xa0
[  262.037596][ T5415]  ? clear_bhb_loop+0x30/0x80
[  262.042273][ T5415]  ? clear_bhb_loop+0x30/0x80
[  262.047064][ T5415]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  262.053151][ T5415] RIP: 0033:0x7f68bce3660a
[  262.057565][ T5415] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  262.077808][ T5415] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  262.086975][ T5415] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  262.095218][ T5415] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  262.103580][ T5415] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  262.112028][ T5415] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  262.120010][ T5415] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  262.128407][ T5415]  </TASK>
[  262.132587][ T5415] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  262.146723][ T5415] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  262.487329][ T5417] loop1: detected capacity change from 0 to 32768
[  262.554107][ T5417] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  262.566022][ T5417] CPU: 1 PID: 5417 Comm: syz.1.229 Not tainted syzkaller #0
[  262.573368][ T5417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  262.583623][ T5417] Call Trace:
[  262.587017][ T5417]  <TASK>
[  262.589958][ T5417]  dump_stack_lvl+0x188/0x250
[  262.594835][ T5417]  ? show_regs_print_info+0x20/0x20
[  262.600073][ T5417]  ? load_image+0x410/0x410
[  262.604627][ T5417]  sysfs_create_dir_ns+0x26a/0x290
[  262.609786][ T5417]  ? sysfs_warn_dup+0xa0/0xa0
[  262.614548][ T5417]  ? do_raw_spin_unlock+0x11d/0x230
[  262.619916][ T5417]  kobject_add_internal+0x5ba/0xcd0
[  262.625162][ T5417]  kobject_init_and_add+0x128/0x190
[  262.630489][ T5417]  ? lockdep_softirqs_off+0x430/0x430
[  262.635917][ T5417]  ? kobject_add+0x230/0x230
[  262.640559][ T5417]  ? __init_swait_queue_head+0xa4/0x140
[  262.646499][ T5417]  gfs2_sys_fs_add+0x24f/0x4b0
[  262.651560][ T5417]  ? gfs2_recover_set+0x240/0x240
[  262.657392][ T5417]  ? snprintf+0xe5/0x140
[  262.661651][ T5417]  ? __free_pages+0x95/0x1a0
[  262.666414][ T5417]  ? vscnprintf+0x80/0x80
[  262.670955][ T5417]  gfs2_fill_super+0x11ed/0x1ea0
[  262.675931][ T5417]  ? gfs2_reconfigure+0xd80/0xd80
[  262.681069][ T5417]  ? sb_set_blocksize+0xa5/0xe0
[  262.686125][ T5417]  get_tree_bdev+0x3e6/0x610
[  262.690877][ T5417]  ? gfs2_reconfigure+0xd80/0xd80
[  262.695916][ T5417]  gfs2_get_tree+0x4d/0x1e0
[  262.700865][ T5417]  vfs_get_tree+0x88/0x270
[  262.705576][ T5417]  do_new_mount+0x247/0xa40
[  262.710090][ T5417]  __se_sys_mount+0x2e3/0x3d0
[  262.714772][ T5417]  ? __x64_sys_mount+0xc0/0xc0
[  262.720167][ T5417]  ? lockdep_hardirqs_on+0x94/0x140
[  262.725369][ T5417]  ? __x64_sys_mount+0x1c/0xc0
[  262.730165][ T5417]  do_syscall_64+0x4c/0xa0
[  262.734697][ T5417]  ? clear_bhb_loop+0x30/0x80
[  262.739438][ T5417]  ? clear_bhb_loop+0x30/0x80
[  262.744226][ T5417]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  262.750317][ T5417] RIP: 0033:0x7f68bce3660a
[  262.754732][ T5417] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  262.774760][ T5417] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  262.783419][ T5417] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  262.792272][ T5417] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  262.800612][ T5417] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  262.808590][ T5417] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  262.816737][ T5417] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  262.824902][ T5417]  </TASK>
[  262.830049][ T5417] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  262.844038][ T5417] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  263.163524][ T5419] loop1: detected capacity change from 0 to 32768
[  263.206605][ T5419] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  263.214426][ T5419] CPU: 0 PID: 5419 Comm: syz.1.230 Not tainted syzkaller #0
[  263.221832][ T5419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  263.231927][ T5419] Call Trace:
[  263.235443][ T5419]  <TASK>
[  263.238504][ T5419]  dump_stack_lvl+0x188/0x250
[  263.243219][ T5419]  ? show_regs_print_info+0x20/0x20
[  263.248451][ T5419]  ? load_image+0x410/0x410
[  263.252998][ T5419]  sysfs_create_dir_ns+0x26a/0x290
[  263.258140][ T5419]  ? sysfs_warn_dup+0xa0/0xa0
[  263.262848][ T5419]  ? do_raw_spin_unlock+0x11d/0x230
[  263.268078][ T5419]  kobject_add_internal+0x5ba/0xcd0
[  263.273310][ T5419]  kobject_init_and_add+0x128/0x190
[  263.278531][ T5419]  ? lockdep_softirqs_off+0x430/0x430
[  263.283940][ T5419]  ? kobject_add+0x230/0x230
[  263.288559][ T5419]  ? __init_swait_queue_head+0xa4/0x140
[  263.294142][ T5419]  gfs2_sys_fs_add+0x24f/0x4b0
[  263.299176][ T5419]  ? gfs2_recover_set+0x240/0x240
[  263.304310][ T5419]  ? snprintf+0xe5/0x140
[  263.308710][ T5419]  ? __free_pages+0x95/0x1a0
[  263.313340][ T5419]  ? vscnprintf+0x80/0x80
[  263.317681][ T5419]  gfs2_fill_super+0x11ed/0x1ea0
[  263.322801][ T5419]  ? gfs2_reconfigure+0xd80/0xd80
[  263.328007][ T5419]  ? sb_set_blocksize+0xa5/0xe0
[  263.332892][ T5419]  get_tree_bdev+0x3e6/0x610
[  263.337690][ T5419]  ? gfs2_reconfigure+0xd80/0xd80
[  263.342971][ T5419]  gfs2_get_tree+0x4d/0x1e0
[  263.347770][ T5419]  vfs_get_tree+0x88/0x270
[  263.352287][ T5419]  do_new_mount+0x247/0xa40
[  263.356786][ T5419]  __se_sys_mount+0x2e3/0x3d0
[  263.361468][ T5419]  ? __x64_sys_mount+0xc0/0xc0
[  263.366411][ T5419]  ? lockdep_hardirqs_on+0x94/0x140
[  263.371784][ T5419]  ? __x64_sys_mount+0x1c/0xc0
[  263.376558][ T5419]  do_syscall_64+0x4c/0xa0
[  263.381411][ T5419]  ? clear_bhb_loop+0x30/0x80
[  263.386298][ T5419]  ? clear_bhb_loop+0x30/0x80
[  263.391272][ T5419]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  263.397188][ T5419] RIP: 0033:0x7f68bce3660a
[  263.401684][ T5419] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  263.421683][ T5419] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  263.430289][ T5419] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  263.438263][ T5419] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  263.446263][ T5419] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  263.454572][ T5419] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  263.463416][ T5419] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  263.471980][ T5419]  </TASK>
[  263.476186][ T5419] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  263.490805][ T5419] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  263.841534][ T5421] loop1: detected capacity change from 0 to 32768
[  263.915130][ T5421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  263.922560][ T5421] CPU: 0 PID: 5421 Comm: syz.1.231 Not tainted syzkaller #0
[  263.930206][ T5421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  263.940376][ T5421] Call Trace:
[  263.943684][ T5421]  <TASK>
[  263.946640][ T5421]  dump_stack_lvl+0x188/0x250
[  263.951633][ T5421]  ? show_regs_print_info+0x20/0x20
[  263.957048][ T5421]  ? load_image+0x410/0x410
[  263.961670][ T5421]  sysfs_create_dir_ns+0x26a/0x290
[  263.967097][ T5421]  ? sysfs_warn_dup+0xa0/0xa0
[  263.971830][ T5421]  ? do_raw_spin_unlock+0x11d/0x230
[  263.977157][ T5421]  kobject_add_internal+0x5ba/0xcd0
[  263.982394][ T5421]  kobject_init_and_add+0x128/0x190
[  263.987617][ T5421]  ? lockdep_softirqs_off+0x430/0x430
[  263.993492][ T5421]  ? kobject_add+0x230/0x230
[  263.998231][ T5421]  ? __init_swait_queue_head+0xa4/0x140
[  264.003823][ T5421]  gfs2_sys_fs_add+0x24f/0x4b0
[  264.008809][ T5421]  ? gfs2_recover_set+0x240/0x240
[  264.014299][ T5421]  ? snprintf+0xe5/0x140
[  264.018756][ T5421]  ? __free_pages+0x95/0x1a0
[  264.023347][ T5421]  ? vscnprintf+0x80/0x80
[  264.028080][ T5421]  gfs2_fill_super+0x11ed/0x1ea0
[  264.033328][ T5421]  ? gfs2_reconfigure+0xd80/0xd80
[  264.038377][ T5421]  ? sb_set_blocksize+0xa5/0xe0
[  264.043250][ T5421]  get_tree_bdev+0x3e6/0x610
[  264.047846][ T5421]  ? gfs2_reconfigure+0xd80/0xd80
[  264.052931][ T5421]  gfs2_get_tree+0x4d/0x1e0
[  264.057527][ T5421]  vfs_get_tree+0x88/0x270
[  264.061962][ T5421]  do_new_mount+0x247/0xa40
[  264.066931][ T5421]  __se_sys_mount+0x2e3/0x3d0
[  264.071878][ T5421]  ? __x64_sys_mount+0xc0/0xc0
[  264.076794][ T5421]  ? lockdep_hardirqs_on+0x94/0x140
[  264.082020][ T5421]  ? __x64_sys_mount+0x1c/0xc0
[  264.086786][ T5421]  do_syscall_64+0x4c/0xa0
[  264.091731][ T5421]  ? clear_bhb_loop+0x30/0x80
[  264.096431][ T5421]  ? clear_bhb_loop+0x30/0x80
[  264.101294][ T5421]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  264.107272][ T5421] RIP: 0033:0x7f68bce3660a
[  264.111856][ T5421] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  264.131842][ T5421] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  264.140398][ T5421] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  264.148423][ T5421] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  264.156429][ T5421] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  264.164410][ T5421] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  264.172591][ T5421] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  264.180572][ T5421]  </TASK>
[  264.184960][ T5421] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  264.199296][ T5421] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  264.520639][ T5423] loop1: detected capacity change from 0 to 32768
[  264.572955][ T5423] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  264.580870][ T5423] CPU: 0 PID: 5423 Comm: syz.1.232 Not tainted syzkaller #0
[  264.588669][ T5423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  264.599007][ T5423] Call Trace:
[  264.602392][ T5423]  <TASK>
[  264.605467][ T5423]  dump_stack_lvl+0x188/0x250
[  264.610194][ T5423]  ? show_regs_print_info+0x20/0x20
[  264.615714][ T5423]  ? load_image+0x410/0x410
[  264.620426][ T5423]  sysfs_create_dir_ns+0x26a/0x290
[  264.625575][ T5423]  ? sysfs_warn_dup+0xa0/0xa0
[  264.630374][ T5423]  ? do_raw_spin_unlock+0x11d/0x230
[  264.635593][ T5423]  kobject_add_internal+0x5ba/0xcd0
[  264.640920][ T5423]  kobject_init_and_add+0x128/0x190
[  264.646423][ T5423]  ? lockdep_softirqs_off+0x430/0x430
[  264.651828][ T5423]  ? kobject_add+0x230/0x230
[  264.656445][ T5423]  ? __init_swait_queue_head+0xa4/0x140
[  264.662019][ T5423]  gfs2_sys_fs_add+0x24f/0x4b0
[  264.666922][ T5423]  ? gfs2_recover_set+0x240/0x240
[  264.672154][ T5423]  ? snprintf+0xe5/0x140
[  264.676497][ T5423]  ? __free_pages+0x95/0x1a0
[  264.681090][ T5423]  ? vscnprintf+0x80/0x80
[  264.685522][ T5423]  gfs2_fill_super+0x11ed/0x1ea0
[  264.690569][ T5423]  ? gfs2_reconfigure+0xd80/0xd80
[  264.695681][ T5423]  ? sb_set_blocksize+0xa5/0xe0
[  264.700520][ T5423]  get_tree_bdev+0x3e6/0x610
[  264.705097][ T5423]  ? gfs2_reconfigure+0xd80/0xd80
[  264.710106][ T5423]  gfs2_get_tree+0x4d/0x1e0
[  264.714863][ T5423]  vfs_get_tree+0x88/0x270
[  264.719447][ T5423]  do_new_mount+0x247/0xa40
[  264.724239][ T5423]  __se_sys_mount+0x2e3/0x3d0
[  264.729051][ T5423]  ? __x64_sys_mount+0xc0/0xc0
[  264.733990][ T5423]  ? lockdep_hardirqs_on+0x94/0x140
[  264.739350][ T5423]  ? __x64_sys_mount+0x1c/0xc0
[  264.744192][ T5423]  do_syscall_64+0x4c/0xa0
[  264.748698][ T5423]  ? clear_bhb_loop+0x30/0x80
[  264.753362][ T5423]  ? clear_bhb_loop+0x30/0x80
[  264.758460][ T5423]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  264.764440][ T5423] RIP: 0033:0x7f68bce3660a
[  264.768850][ T5423] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  264.788880][ T5423] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  264.797383][ T5423] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  264.805720][ T5423] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  264.813952][ T5423] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  264.822045][ T5423] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  264.830044][ T5423] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  264.838030][ T5423]  </TASK>
[  264.842043][ T5423] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  264.855681][ T5423] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  265.165786][ T5425] loop1: detected capacity change from 0 to 32768
[  265.217054][ T5425] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  265.226235][ T5425] CPU: 1 PID: 5425 Comm: syz.1.233 Not tainted syzkaller #0
[  265.234008][ T5425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  265.244167][ T5425] Call Trace:
[  265.247459][ T5425]  <TASK>
[  265.250402][ T5425]  dump_stack_lvl+0x188/0x250
[  265.255106][ T5425]  ? show_regs_print_info+0x20/0x20
[  265.260429][ T5425]  ? load_image+0x410/0x410
[  265.264957][ T5425]  sysfs_create_dir_ns+0x26a/0x290
[  265.270171][ T5425]  ? sysfs_warn_dup+0xa0/0xa0
[  265.274860][ T5425]  ? do_raw_spin_unlock+0x11d/0x230
[  265.280073][ T5425]  kobject_add_internal+0x5ba/0xcd0
[  265.285285][ T5425]  kobject_init_and_add+0x128/0x190
[  265.290505][ T5425]  ? lockdep_softirqs_off+0x430/0x430
[  265.295899][ T5425]  ? kobject_add+0x230/0x230
[  265.300502][ T5425]  ? __init_swait_queue_head+0xa4/0x140
[  265.306125][ T5425]  gfs2_sys_fs_add+0x24f/0x4b0
[  265.310878][ T5425]  ? gfs2_recover_set+0x240/0x240
[  265.316034][ T5425]  ? snprintf+0xe5/0x140
[  265.320412][ T5425]  ? __free_pages+0x95/0x1a0
[  265.325184][ T5425]  ? vscnprintf+0x80/0x80
[  265.329818][ T5425]  gfs2_fill_super+0x11ed/0x1ea0
[  265.334767][ T5425]  ? gfs2_reconfigure+0xd80/0xd80
[  265.340023][ T5425]  ? sb_set_blocksize+0xa5/0xe0
[  265.345262][ T5425]  get_tree_bdev+0x3e6/0x610
[  265.350162][ T5425]  ? gfs2_reconfigure+0xd80/0xd80
[  265.355430][ T5425]  gfs2_get_tree+0x4d/0x1e0
[  265.360375][ T5425]  vfs_get_tree+0x88/0x270
[  265.364814][ T5425]  do_new_mount+0x247/0xa40
[  265.369923][ T5425]  __se_sys_mount+0x2e3/0x3d0
[  265.374598][ T5425]  ? __x64_sys_mount+0xc0/0xc0
[  265.379395][ T5425]  ? lockdep_hardirqs_on+0x94/0x140
[  265.384586][ T5425]  ? __x64_sys_mount+0x1c/0xc0
[  265.389352][ T5425]  do_syscall_64+0x4c/0xa0
[  265.393763][ T5425]  ? clear_bhb_loop+0x30/0x80
[  265.398738][ T5425]  ? clear_bhb_loop+0x30/0x80
[  265.403421][ T5425]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  265.409415][ T5425] RIP: 0033:0x7f68bce3660a
[  265.414101][ T5425] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  265.434464][ T5425] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  265.443161][ T5425] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  265.451422][ T5425] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  265.459731][ T5425] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  265.468086][ T5425] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  265.476403][ T5425] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  265.484800][ T5425]  </TASK>
[  265.489718][ T5425] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  265.503008][ T5425] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/27 01:24:08 executed programs: 219
[  265.819888][ T5427] loop1: detected capacity change from 0 to 32768
[  265.876510][ T5427] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  265.884736][ T5427] CPU: 1 PID: 5427 Comm: syz.1.234 Not tainted syzkaller #0
[  265.892217][ T5427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  265.902346][ T5427] Call Trace:
[  265.905760][ T5427]  <TASK>
[  265.908696][ T5427]  dump_stack_lvl+0x188/0x250
[  265.913491][ T5427]  ? show_regs_print_info+0x20/0x20
[  265.918926][ T5427]  ? load_image+0x410/0x410
[  265.923450][ T5427]  sysfs_create_dir_ns+0x26a/0x290
[  265.928596][ T5427]  ? sysfs_warn_dup+0xa0/0xa0
[  265.933294][ T5427]  ? do_raw_spin_unlock+0x11d/0x230
[  265.938595][ T5427]  kobject_add_internal+0x5ba/0xcd0
[  265.943815][ T5427]  kobject_init_and_add+0x128/0x190
[  265.949031][ T5427]  ? lockdep_softirqs_off+0x430/0x430
[  265.954424][ T5427]  ? kobject_add+0x230/0x230
[  265.959036][ T5427]  ? __init_swait_queue_head+0xa4/0x140
[  265.964955][ T5427]  gfs2_sys_fs_add+0x24f/0x4b0
[  265.970174][ T5427]  ? gfs2_recover_set+0x240/0x240
[  265.975284][ T5427]  ? snprintf+0xe5/0x140
[  265.980223][ T5427]  ? __free_pages+0x95/0x1a0
[  265.985244][ T5427]  ? vscnprintf+0x80/0x80
[  265.989813][ T5427]  gfs2_fill_super+0x11ed/0x1ea0
[  265.994956][ T5427]  ? gfs2_reconfigure+0xd80/0xd80
[  266.000441][ T5427]  ? sb_set_blocksize+0xa5/0xe0
[  266.005305][ T5427]  get_tree_bdev+0x3e6/0x610
[  266.009917][ T5427]  ? gfs2_reconfigure+0xd80/0xd80
[  266.015123][ T5427]  gfs2_get_tree+0x4d/0x1e0
[  266.019662][ T5427]  vfs_get_tree+0x88/0x270
[  266.024172][ T5427]  do_new_mount+0x247/0xa40
[  266.028891][ T5427]  __se_sys_mount+0x2e3/0x3d0
[  266.033579][ T5427]  ? __x64_sys_mount+0xc0/0xc0
[  266.038360][ T5427]  ? lockdep_hardirqs_on+0x94/0x140
[  266.043689][ T5427]  ? __x64_sys_mount+0x1c/0xc0
[  266.048452][ T5427]  do_syscall_64+0x4c/0xa0
[  266.053125][ T5427]  ? clear_bhb_loop+0x30/0x80
[  266.057793][ T5427]  ? clear_bhb_loop+0x30/0x80
[  266.062833][ T5427]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  266.068978][ T5427] RIP: 0033:0x7f68bce3660a
[  266.073687][ T5427] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  266.095104][ T5427] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  266.103742][ T5427] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  266.112224][ T5427] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  266.120443][ T5427] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  266.128616][ T5427] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  266.136754][ T5427] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  266.144752][ T5427]  </TASK>
[  266.151680][ T5427] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  266.168009][ T5427] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  266.636433][ T5429] loop1: detected capacity change from 0 to 32768
[  266.657299][ T5429] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  266.666754][ T5429] CPU: 0 PID: 5429 Comm: syz.1.235 Not tainted syzkaller #0
[  266.674602][ T5429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  266.685948][ T5429] Call Trace:
[  266.689436][ T5429]  <TASK>
[  266.692385][ T5429]  dump_stack_lvl+0x188/0x250
[  266.697596][ T5429]  ? show_regs_print_info+0x20/0x20
[  266.703398][ T5429]  ? load_image+0x410/0x410
[  266.708131][ T5429]  sysfs_create_dir_ns+0x26a/0x290
[  266.713264][ T5429]  ? sysfs_warn_dup+0xa0/0xa0
[  266.717967][ T5429]  ? do_raw_spin_unlock+0x11d/0x230
[  266.723271][ T5429]  kobject_add_internal+0x5ba/0xcd0
[  266.728582][ T5429]  kobject_init_and_add+0x128/0x190
[  266.734071][ T5429]  ? lockdep_softirqs_off+0x430/0x430
[  266.739908][ T5429]  ? kobject_add+0x230/0x230
[  266.744534][ T5429]  ? __init_swait_queue_head+0xa4/0x140
[  266.750496][ T5429]  gfs2_sys_fs_add+0x24f/0x4b0
[  266.755384][ T5429]  ? gfs2_recover_set+0x240/0x240
[  266.760530][ T5429]  ? snprintf+0xe5/0x140
[  266.764771][ T5429]  ? __free_pages+0x95/0x1a0
[  266.769718][ T5429]  ? vscnprintf+0x80/0x80
[  266.774058][ T5429]  gfs2_fill_super+0x11ed/0x1ea0
[  266.779450][ T5429]  ? gfs2_reconfigure+0xd80/0xd80
[  266.784615][ T5429]  ? sb_set_blocksize+0xa5/0xe0
[  266.789558][ T5429]  get_tree_bdev+0x3e6/0x610
[  266.794228][ T5429]  ? gfs2_reconfigure+0xd80/0xd80
[  266.799553][ T5429]  gfs2_get_tree+0x4d/0x1e0
[  266.804062][ T5429]  vfs_get_tree+0x88/0x270
[  266.808484][ T5429]  do_new_mount+0x247/0xa40
[  266.813106][ T5429]  __se_sys_mount+0x2e3/0x3d0
[  266.817869][ T5429]  ? __x64_sys_mount+0xc0/0xc0
[  266.822624][ T5429]  ? lockdep_hardirqs_on+0x94/0x140
[  266.828518][ T5429]  ? __x64_sys_mount+0x1c/0xc0
[  266.834184][ T5429]  do_syscall_64+0x4c/0xa0
[  266.838694][ T5429]  ? clear_bhb_loop+0x30/0x80
[  266.843364][ T5429]  ? clear_bhb_loop+0x30/0x80
[  266.848114][ T5429]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  266.854079][ T5429] RIP: 0033:0x7f68bce3660a
[  266.858780][ T5429] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  266.879448][ T5429] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  266.888637][ T5429] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  266.896637][ T5429] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  266.904689][ T5429] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  266.912745][ T5429] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  266.920884][ T5429] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  266.929023][ T5429]  </TASK>
[  266.932663][ T5429] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  266.946522][ T5429] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  267.274675][ T5431] loop1: detected capacity change from 0 to 32768
[  267.322306][ T5431] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  267.329874][ T5431] CPU: 1 PID: 5431 Comm: syz.1.236 Not tainted syzkaller #0
[  267.337266][ T5431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  267.347422][ T5431] Call Trace:
[  267.350719][ T5431]  <TASK>
[  267.353847][ T5431]  dump_stack_lvl+0x188/0x250
[  267.358685][ T5431]  ? show_regs_print_info+0x20/0x20
[  267.364173][ T5431]  ? load_image+0x410/0x410
[  267.368711][ T5431]  sysfs_create_dir_ns+0x26a/0x290
[  267.373848][ T5431]  ? sysfs_warn_dup+0xa0/0xa0
[  267.378738][ T5431]  ? do_raw_spin_unlock+0x11d/0x230
[  267.383960][ T5431]  kobject_add_internal+0x5ba/0xcd0
[  267.389358][ T5431]  kobject_init_and_add+0x128/0x190
[  267.394939][ T5431]  ? lockdep_softirqs_off+0x430/0x430
[  267.400403][ T5431]  ? kobject_add+0x230/0x230
[  267.405111][ T5431]  ? __init_swait_queue_head+0xa4/0x140
[  267.410672][ T5431]  gfs2_sys_fs_add+0x24f/0x4b0
[  267.415788][ T5431]  ? gfs2_recover_set+0x240/0x240
[  267.421159][ T5431]  ? snprintf+0xe5/0x140
[  267.425395][ T5431]  ? __free_pages+0x95/0x1a0
[  267.430081][ T5431]  ? vscnprintf+0x80/0x80
[  267.434605][ T5431]  gfs2_fill_super+0x11ed/0x1ea0
[  267.439652][ T5431]  ? gfs2_reconfigure+0xd80/0xd80
[  267.444944][ T5431]  ? sb_set_blocksize+0xa5/0xe0
[  267.449785][ T5431]  get_tree_bdev+0x3e6/0x610
[  267.454542][ T5431]  ? gfs2_reconfigure+0xd80/0xd80
[  267.459690][ T5431]  gfs2_get_tree+0x4d/0x1e0
[  267.464479][ T5431]  vfs_get_tree+0x88/0x270
[  267.468892][ T5431]  do_new_mount+0x247/0xa40
[  267.473674][ T5431]  __se_sys_mount+0x2e3/0x3d0
[  267.478462][ T5431]  ? __x64_sys_mount+0xc0/0xc0
[  267.483335][ T5431]  ? lockdep_hardirqs_on+0x94/0x140
[  267.488638][ T5431]  ? __x64_sys_mount+0x1c/0xc0
[  267.493395][ T5431]  do_syscall_64+0x4c/0xa0
[  267.497802][ T5431]  ? clear_bhb_loop+0x30/0x80
[  267.502467][ T5431]  ? clear_bhb_loop+0x30/0x80
[  267.507467][ T5431]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  267.513534][ T5431] RIP: 0033:0x7f68bce3660a
[  267.518053][ T5431] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  267.539146][ T5431] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  267.547950][ T5431] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  267.556195][ T5431] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  267.564387][ T5431] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  267.572356][ T5431] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  267.580669][ T5431] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  267.588917][ T5431]  </TASK>
[  267.593640][ T5431] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  267.607856][ T5431] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  267.915414][   T27] INFO: task syz-executor:4729 blocked for more than 143 seconds.
[  267.926003][   T27]       Not tainted syzkaller #0
[  267.931020][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  267.942379][   T27] task:syz-executor    state:D stack:22192 pid: 4729 ppid:     1 flags:0x00004004
[  267.947258][ T5433] loop1: detected capacity change from 0 to 32768
[  267.955295][   T27] Call Trace:
[  267.973672][ T5433] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  267.976504][   T27]  <TASK>
[  267.981415][ T5433] CPU: 0 PID: 5433 Comm: syz.1.237 Not tainted syzkaller #0
[  267.992134][ T5433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  267.997108][   T27]  __schedule+0x11c3/0x4350
[  268.002827][ T5433] Call Trace:
[  268.010619][ T5433]  <TASK>
[  268.013683][ T5433]  dump_stack_lvl+0x188/0x250
[  268.018590][ T5433]  ? show_regs_print_info+0x20/0x20
[  268.021958][   T27]  ? lockdep_hardirqs_on+0x94/0x140
[  268.024243][ T5433]  ? load_image+0x410/0x410
[  268.024274][ T5433]  sysfs_create_dir_ns+0x26a/0x290
[  268.024296][ T5433]  ? sysfs_warn_dup+0xa0/0xa0
[  268.024312][ T5433]  ? do_raw_spin_unlock+0x11d/0x230
[  268.024332][ T5433]  kobject_add_internal+0x5ba/0xcd0
[  268.024356][ T5433]  kobject_init_and_add+0x128/0x190
[  268.024372][ T5433]  ? lockdep_softirqs_off+0x430/0x430
[  268.024393][ T5433]  ? kobject_add+0x230/0x230
[  268.024412][ T5433]  ? __init_swait_queue_head+0xa4/0x140
[  268.024433][ T5433]  gfs2_sys_fs_add+0x24f/0x4b0
[  268.024450][ T5433]  ? gfs2_recover_set+0x240/0x240
[  268.024465][ T5433]  ? snprintf+0xe5/0x140
[  268.024479][ T5433]  ? __free_pages+0x95/0x1a0
[  268.024501][ T5433]  ? vscnprintf+0x80/0x80
[  268.024524][ T5433]  gfs2_fill_super+0x11ed/0x1ea0
[  268.053638][   T27]  ? _raw_spin_unlock_irqrestore+0xc1/0x120
[  268.056703][ T5433]  ? gfs2_reconfigure+0xd80/0xd80
[  268.056743][ T5433]  ? sb_set_blocksize+0xa5/0xe0
[  268.056761][ T5433]  get_tree_bdev+0x3e6/0x610
[  268.056782][ T5433]  ? gfs2_reconfigure+0xd80/0xd80
[  268.056799][ T5433]  gfs2_get_tree+0x4d/0x1e0
[  268.056816][ T5433]  vfs_get_tree+0x88/0x270
[  268.056833][ T5433]  do_new_mount+0x247/0xa40
[  268.056857][ T5433]  __se_sys_mount+0x2e3/0x3d0
[  268.056879][ T5433]  ? __x64_sys_mount+0xc0/0xc0
[  268.065632][   T27]  ? _raw_spin_unlock+0x40/0x40
[  268.068309][ T5433]  ? lockdep_hardirqs_on+0x94/0x140
[  268.072886][   T27]  ? rcu_is_watching+0x11/0xa0
[  268.078506][ T5433]  ? __x64_sys_mount+0x1c/0xc0
[  268.078531][ T5433]  do_syscall_64+0x4c/0xa0
[  268.078548][ T5433]  ? clear_bhb_loop+0x30/0x80
[  268.078569][ T5433]  ? clear_bhb_loop+0x30/0x80
[  268.078583][ T5433]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  268.078602][ T5433] RIP: 0033:0x7f68bce3660a
[  268.078620][ T5433] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  268.078634][ T5433] RSP: 002b:00007f68bc498e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  268.078654][ T5433] RAX: ffffffffffffffda RBX: 00007f68bc498ee0 RCX: 00007f68bce3660a
[  268.093528][   T27]  ? release_firmware_map_entry+0x190/0x190
[  268.098508][ T5433] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f68bc498ea0
[  268.098527][ T5433] RBP: 00002000000002c0 R08: 00007f68bc498ee0 R09: 0000000000008c9b
[  268.098537][ T5433] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[  268.098547][ T5433] R13: 00007f68bc498ea0 R14: 0000000000012760 R15: 0000200000000400
[  268.098568][ T5433]  </TASK>
[  268.100461][ T5433] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  268.116065][   T27]  schedule+0x11b/0x1e0
[  268.119949][ T5433] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  268.135483][   T27]  schedule_timeout+0x184/0x2d0
[  268.318163][   T27]  ? console_conditional_schedule+0x40/0x40
[  268.326945][   T27]  ? update_process_times+0x200/0x200
[  268.332435][   T27]  ? prepare_to_wait_event+0x42c/0x460
[  268.338436][   T27]  gfs2_gl_hash_clear+0x1b4/0x300
[  268.344108][   T27]  ? thaw_glock+0x150/0x150
[  268.348881][   T27]  ? gfs2_jindex_free+0x3d2/0x440
[  268.354002][   T27]  ? init_wait_entry+0xd0/0xd0
[  268.358988][   T27]  ? gfs2_setbit+0x5a0/0x5a0
[  268.363596][   T27]  ? gfs2_clear_rgrpd+0x68a/0x6b0
[  268.368825][   T27]  gfs2_put_super+0x754/0x7c0
[  268.373552][   T27]  ? gfs2_evict_inode+0x1340/0x1340
[  268.379076][   T27]  generic_shutdown_super+0x130/0x300
[  268.384800][   T27]  kill_block_super+0x7c/0xe0
[  268.389778][   T27]  deactivate_locked_super+0x93/0xf0
[  268.395498][   T27]  cleanup_mnt+0x426/0x4d0
[  268.400136][   T27]  task_work_run+0x125/0x1a0
[  268.405197][   T27]  exit_to_user_mode_loop+0x10f/0x130
[  268.411035][   T27]  exit_to_user_mode_prepare+0xee/0x180
[  268.416665][   T27]  syscall_exit_to_user_mode+0x16/0x40
[  268.422152][   T27]  do_syscall_64+0x58/0xa0
[  268.427007][   T27]  ? clear_bhb_loop+0x30/0x80
[  268.431826][   T27]  ? clear_bhb_loop+0x30/0x80
[  268.437783][   T27]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  268.444338][   T27] RIP: 0033:0x7f16ee75f5d7
[  268.449154][   T27] RSP: 002b:00007fff73d012f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  268.457778][   T27] RAX: 0000000000000000 RBX: 00007f16ee7f11c3 RCX: 00007f16ee75f5d7
[  268.467101][   T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff73d013b0
[  268.476544][   T27] RBP: 00007fff73d013b0 R08: 00007fff73d023b0 R09: 00000000ffffffff
[  268.485352][   T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff73d02440
[  268.493552][   T27] R13: 00007f16ee7f11c3 R14: 000000000001978a R15: 00007fff73d02480
[  268.502367][   T27]  </TASK>
[  268.505544][   T27] 
[  268.505544][   T27] Showing all locks held in the system:
[  268.513274][   T27] 1 lock held by khungtaskd/27:
[  268.518599][   T27]  #0: ffffffff8c31ef20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[  268.528937][   T27] 2 locks held by getty/3953:
[  268.535247][   T27]  #0: ffff88814cc2c098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[  268.546205][   T27]  #1: ffffc90002d032e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x594/0x1a50
[  268.557091][   T27] 1 lock held by syz-executor/4729:
[  268.562285][   T27]  #0: ffff88807d9800e0 (&type->s_umount_key#54){++++}-{3:3}, at: deactivate_super+0xa0/0xd0
[  268.572689][   T27] 2 locks held by udevd/4970:
[  268.577586][   T27]  #0: ffff8880202a2118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xf1/0x780
[  268.587583][   T27]  #1: ffff88814765e468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xa9/0xb50
[  268.597289][   T27] 1 lock held by syz-executor/4972:
[  268.603020][   T27]  #0: ffff8880202a2118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x162/0xa50
[  268.613968][   T27] 
[  268.616808][   T27] =============================================
[  268.616808][   T27] 
[  268.625422][   T27] NMI backtrace for cpu 1
[  268.629765][   T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[  268.637194][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  268.647470][   T27] Call Trace:
[  268.651033][   T27]  <TASK>
[  268.653982][   T27]  dump_stack_lvl+0x188/0x250
[  268.658692][   T27]  ? show_regs_print_info+0x20/0x20
[  268.663953][   T27]  ? load_image+0x410/0x410
[  268.668665][   T27]  ? nmi_cpu_backtrace+0x1b2/0x3d0
[  268.673929][   T27]  nmi_cpu_backtrace+0x3a2/0x3d0
[  268.678902][   T27]  ? nmi_trigger_cpumask_backtrace+0x280/0x280
[  268.685456][   T27]  ? _printk+0xda/0x130
[  268.690068][   T27]  ? load_image+0x410/0x410
[  268.694860][   T27]  ? load_image+0x410/0x410
[  268.699500][   T27]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  268.705614][   T27]  nmi_trigger_cpumask_backtrace+0x163/0x280
[  268.711989][   T27]  watchdog+0xe1b/0xe60
[  268.716181][   T27]  kthread+0x42e/0x520
[  268.720405][   T27]  ? hungtask_pm_notify+0x40/0x40
[  268.725456][   T27]  ? kthread_blkcg+0xd0/0xd0
[  268.730070][   T27]  ret_from_fork+0x1f/0x30
[  268.734538][   T27]  </TASK>
[  268.738103][   T27] Sending NMI from CPU 1 to CPUs 0:
[  268.743753][    C0] NMI backtrace for cpu 0
[  268.743771][    C0] CPU: 0 PID: 3561 Comm: udevd Not tainted syzkaller #0
[  268.743785][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  268.743793][    C0] RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x32/0x80
[  268.743816][    C0] Code: b4 7a 89 7e 65 8b 15 b5 7a 89 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 5b 83 b9 34 16 00 00 00 74 52 8b 91 10 16 00 00 <83> fa 03 75 47 48 8b 91 18 16 00 00 44 8b 89 14 16 00 00 49 c1 e1
[  268.743828][    C0] RSP: 0018:ffffc90002e3fa28 EFLAGS: 00000246
[  268.743842][    C0] RAX: ffffffff83a2dd00 RBX: 00000000000000d4 RCX: ffff88807c400000
[  268.743851][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[  268.743859][    C0] RBP: ffff88807d506601 R08: ffff88807d5066cf R09: 1ffff1100faa0cd9
[  268.743869][    C0] R10: dffffc0000000000 R11: ffffed100faa0cda R12: dffffc0000000000
[  268.743879][    C0] R13: 0000000000001610 R14: 00000000000000d3 R15: ffff88807d5066b0
[  268.743889][    C0] FS:  00007f68919d7880(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
[  268.743903][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  268.743913][    C0] CR2: 00005560b92d1050 CR3: 000000002ab75000 CR4: 00000000003506f0
[  268.743927][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  268.743940][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  268.743949][    C0] Call Trace:
[  268.743955][    C0]  <TASK>
[  268.743960][    C0]  tomoyo_check_acl+0x320/0x420
[  268.743980][    C0]  ? tomoyo_execute_permission+0x400/0x400
[  268.743998][    C0]  tomoyo_path_permission+0x1a6/0x3a0
[  268.744016][    C0]  tomoyo_path_perm+0x423/0x5d0
[  268.744032][    C0]  ? tomoyo_path_permission+0x3a0/0x3a0
[  268.744060][    C0]  ? __lock_acquire+0x7b50/0x7b50
[  268.744079][    C0]  ? __rwlock_init+0x140/0x140
[  268.744099][    C0]  tomoyo_path_unlink+0xa7/0xf0
[  268.744114][    C0]  ? tomoyo_path_truncate+0x20/0x20
[  268.744131][    C0]  security_path_unlink+0xd8/0x130
[  268.744149][    C0]  do_unlinkat+0x2fc/0x710
[  268.744168][    C0]  ? fsnotify_link_count+0xf0/0xf0
[  268.744186][    C0]  ? getname_flags+0x1f9/0x4f0
[  268.744202][    C0]  __x64_sys_unlink+0x45/0x50
[  268.744217][    C0]  do_syscall_64+0x4c/0xa0
[  268.744233][    C0]  ? clear_bhb_loop+0x30/0x80
[  268.744250][    C0]  ? clear_bhb_loop+0x30/0x80
[  268.744265][    C0]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  268.744281][    C0] RIP: 0033:0x7f6891b33937
[  268.744293][    C0] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8
[  268.744305][    C0] RSP: 002b:00007ffe221f14c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000057
[  268.744319][    C0] RAX: ffffffffffffffda RBX: 00005560b92c37a0 RCX: 00007f6891b33937
[  268.744330][    C0] RDX: 0000000000000001 RSI: 00005560ad6a867f RDI: 00007ffe221f14d0
[  268.744340][    C0] RBP: 0000000000000509 R08: 0000000000000064 R09: 0000000000000000
[  268.744349][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe221f14d0
[  268.744358][    C0] R13: 00005560ad6c3100 R14: 0000000000000001 R15: 00007ffe221f1af0
[  268.744375][    C0]  </TASK>
[  268.750371][   T27] Kernel panic - not syncing: hung_task: blocked tasks
[  269.062779][   T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[  269.070088][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[  269.080933][   T27] Call Trace:
[  269.084226][   T27]  <TASK>
[  269.087266][   T27]  dump_stack_lvl+0x188/0x250
[  269.092279][   T27]  ? show_regs_print_info+0x20/0x20
[  269.097639][   T27]  ? load_image+0x410/0x410
[  269.102140][   T27]  panic+0x2f8/0x850
[  269.106214][   T27]  ? schedule_preempt_disabled+0x20/0x20
[  269.112115][   T27]  ? bpf_jit_dump+0xd0/0xd0
[  269.116637][   T27]  ? __irq_work_queue_local+0x12c/0x190
[  269.122189][   T27]  ? nmi_trigger_cpumask_backtrace+0x260/0x280
[  269.128448][   T27]  watchdog+0xe5a/0xe60
[  269.132606][   T27]  kthread+0x42e/0x520
[  269.136704][   T27]  ? hungtask_pm_notify+0x40/0x40
[  269.141809][   T27]  ? kthread_blkcg+0xd0/0xd0
[  269.146383][   T27]  ret_from_fork+0x1f/0x30
[  269.150799][   T27]  </TASK>
[  269.154232][   T27] Kernel Offset: disabled
[  269.158570][   T27] Rebooting in 86400 seconds..