/0x3a0
[  404.673882][ T8771]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  404.679608][ T8771]  sysfs_create_dir_ns+0x2ce/0x3a0
[  404.684936][ T8771]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  404.690614][ T8771]  kobject_add_internal+0x435/0x8d0
[  404.695869][ T8771]  kobject_init_and_add+0x124/0x190
[  404.701463][ T8771]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  404.707407][ T8771]  ? __pfx_kobject_init_and_add+0x10/0x10
[  404.713278][ T8771]  ? __init_swait_queue_head+0xae/0x150
[  404.718960][ T8771]  gfs2_sys_fs_add+0x23b/0x4a0
[  404.723780][ T8771]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  404.729125][ T8771]  ? __pfx_alloc_workqueue+0x10/0x10
[  404.729564][ T8759] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  404.734611][ T8771]  ? read_word_at_a_time+0xe/0x20
[  404.754022][ T8771]  ? sized_strscpy+0x8d/0x220
[  404.758754][ T8771]  gfs2_fill_super+0x11ee/0x24d0
[  404.763780][ T8771]  ? __pfx_gfs2_fill_super+0x10/0x10
[  404.769131][ T8771]  ? snprintf+0xda/0x120
[  404.773423][ T8771]  ? __pfx_lock_release+0x10/0x10
[  404.778491][ T8771]  ? do_raw_spin_lock+0x14f/0x370
[  404.783176][ T8759] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  404.783530][ T8771]  ? __pfx_snprintf+0x10/0x10
[  404.794829][ T8771]  ? sb_set_blocksize+0x98/0xf0
[  404.799721][ T8771]  ? setup_bdev_super+0x4e6/0x5d0
[  404.804849][ T8771]  get_tree_bdev+0x3f7/0x570
[  404.809505][ T8771]  ? __pfx_gfs2_fill_super+0x10/0x10
[  404.814850][ T8771]  ? __pfx_get_tree_bdev+0x10/0x10
[  404.820069][ T8771]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  404.825935][ T8771]  gfs2_get_tree+0x54/0x220
[  404.830921][ T8771]  vfs_get_tree+0x90/0x2b0
[  404.835373][ T8771]  do_new_mount+0x2be/0xb40
[  404.840180][ T8771]  ? __pfx_do_new_mount+0x10/0x10
[  404.845270][ T8771]  __se_sys_mount+0x2d6/0x3c0
[  404.850002][ T8771]  ? __pfx___se_sys_mount+0x10/0x10
[  404.855255][ T8771]  ? do_syscall_64+0x100/0x230
[  404.860177][ T8771]  ? __x64_sys_mount+0x20/0xc0
[  404.864997][ T8771]  do_syscall_64+0xf3/0x230
[  404.869586][ T8771]  ? clear_bhb_loop+0x35/0x90
[  404.874351][ T8771]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  404.880300][ T8771] RIP: 0033:0x7f405c97b61a
[  404.885010][ T8771] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  404.904665][ T8771] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  404.913141][ T8771] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  404.921165][ T8771] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  404.929190][ T8771] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  404.937301][ T8771] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  404.945382][ T8771] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  404.953507][ T8771]  </TASK>
[  405.025306][ T8771] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  405.040961][ T8771] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  406.017638][ T8783] loop3: detected capacity change from 0 to 32768
[  406.121454][ T8783] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  406.179504][ T8783] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  406.257256][ T8783] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  406.267267][ T5300] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  406.279683][ T5300] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  406.321897][ T8789] loop1: detected capacity change from 0 to 32768
[  406.412075][ T5300] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 132ms
[  406.431786][ T5300] gfs2: fsid=syz:syz.0: jid=0: Done
[  406.437174][ T8783] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  406.458749][ T8787] loop2: detected capacity change from 0 to 32768
[  406.498781][ T8785] loop0: detected capacity change from 0 to 32768
[  406.505783][ T8789] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  406.559580][ T8787] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  406.560141][ T8789] CPU: 1 UID: 0 PID: 8789 Comm: syz.1.491 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  406.577627][ T8789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  406.587906][ T8789] Call Trace:
[  406.591238][ T8789]  <TASK>
[  406.594177][ T8789]  dump_stack_lvl+0x241/0x360
[  406.598897][ T8789]  ? __pfx_dump_stack_lvl+0x10/0x10
[  406.604126][ T8789]  ? __pfx__printk+0x10/0x10
[  406.608755][ T8789]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  406.614067][ T8789]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  406.619634][ T8789]  sysfs_create_dir_ns+0x2ce/0x3a0
[  406.624812][ T8789]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  406.630568][ T8789]  kobject_add_internal+0x435/0x8d0
[  406.635798][ T8789]  kobject_init_and_add+0x124/0x190
[  406.641012][ T8789]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  406.646843][ T8789]  ? __pfx_kobject_init_and_add+0x10/0x10
[  406.652676][ T8789]  ? __init_swait_queue_head+0xae/0x150
[  406.658333][ T8789]  gfs2_sys_fs_add+0x23b/0x4a0
[  406.663153][ T8789]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  406.668492][ T8789]  ? __pfx_alloc_workqueue+0x10/0x10
[  406.673838][ T8789]  ? read_word_at_a_time+0xe/0x20
[  406.678883][ T8789]  ? sized_strscpy+0x8d/0x220
[  406.683575][ T8789]  gfs2_fill_super+0x11ee/0x24d0
[  406.688552][ T8789]  ? __pfx_gfs2_fill_super+0x10/0x10
[  406.693868][ T8789]  ? snprintf+0xda/0x120
[  406.698148][ T8789]  ? __pfx_lock_release+0x10/0x10
[  406.703231][ T8789]  ? do_raw_spin_lock+0x14f/0x370
[  406.708285][ T8789]  ? __pfx_snprintf+0x10/0x10
[  406.712995][ T8789]  ? sb_set_blocksize+0x98/0xf0
[  406.717868][ T8789]  ? setup_bdev_super+0x4e6/0x5d0
[  406.722918][ T8789]  get_tree_bdev+0x3f7/0x570
[  406.727528][ T8789]  ? __pfx_gfs2_fill_super+0x10/0x10
[  406.732875][ T8789]  ? __pfx_get_tree_bdev+0x10/0x10
[  406.738034][ T8789]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  406.743731][ T8789]  gfs2_get_tree+0x54/0x220
[  406.748304][ T8789]  vfs_get_tree+0x90/0x2b0
[  406.752755][ T8789]  do_new_mount+0x2be/0xb40
[  406.757292][ T8789]  ? __pfx_do_new_mount+0x10/0x10
[  406.762341][ T8789]  __se_sys_mount+0x2d6/0x3c0
[  406.767048][ T8789]  ? __pfx___se_sys_mount+0x10/0x10
[  406.772269][ T8789]  ? do_syscall_64+0x100/0x230
[  406.777053][ T8789]  ? __x64_sys_mount+0x20/0xc0
[  406.781968][ T8789]  do_syscall_64+0xf3/0x230
[  406.786606][ T8789]  ? clear_bhb_loop+0x35/0x90
[  406.791299][ T8789]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  406.797213][ T8789] RIP: 0033:0x7f870f77b61a
[  406.801682][ T8789] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  406.821321][ T8789] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  406.829779][ T8789] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  406.837762][ T8789] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  406.845778][ T8789] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  406.853908][ T8789] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  406.861925][ T8789] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  406.870028][ T8789]  </TASK>
[  406.873057][ T8787] CPU: 0 UID: 0 PID: 8787 Comm: syz.2.492 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  406.883702][ T8787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  406.893801][ T8787] Call Trace:
[  406.897116][ T8787]  <TASK>
[  406.900087][ T8787]  dump_stack_lvl+0x241/0x360
[  406.904823][ T8787]  ? __pfx_dump_stack_lvl+0x10/0x10
[  406.910170][ T8787]  ? __pfx__printk+0x10/0x10
[  406.914801][ T8787]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  406.919671][ T8789] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  406.920099][ T8787]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  406.939555][ T8787]  sysfs_create_dir_ns+0x2ce/0x3a0
[  406.944727][ T8787]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  406.950425][ T8787]  kobject_add_internal+0x435/0x8d0
[  406.955691][ T8787]  kobject_init_and_add+0x124/0x190
[  406.960944][ T8787]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  406.963315][ T8789] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  406.966876][ T8787]  ? __pfx_kobject_init_and_add+0x10/0x10
[  406.966913][ T8787]  ? __init_swait_queue_head+0xae/0x150
[  406.984997][ T8787]  gfs2_sys_fs_add+0x23b/0x4a0
[  406.989814][ T8787]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  406.995158][ T8787]  ? __pfx_alloc_workqueue+0x10/0x10
[  407.000534][ T8787]  ? read_word_at_a_time+0xe/0x20
[  407.005607][ T8787]  ? sized_strscpy+0x8d/0x220
[  407.010344][ T8787]  gfs2_fill_super+0x11ee/0x24d0
[  407.015371][ T8787]  ? __pfx_gfs2_fill_super+0x10/0x10
[  407.020980][ T8787]  ? snprintf+0xda/0x120
[  407.025286][ T8787]  ? __pfx_lock_release+0x10/0x10
[  407.030380][ T8787]  ? do_raw_spin_lock+0x14f/0x370
[  407.035460][ T8787]  ? __pfx_snprintf+0x10/0x10
[  407.040287][ T8787]  ? sb_set_blocksize+0x98/0xf0
[  407.045187][ T8787]  ? setup_bdev_super+0x4e6/0x5d0
[  407.050276][ T8787]  get_tree_bdev+0x3f7/0x570
[  407.054920][ T8787]  ? __pfx_gfs2_fill_super+0x10/0x10
[  407.060262][ T8787]  ? __pfx_get_tree_bdev+0x10/0x10
[  407.065430][ T8787]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  407.071125][ T8787]  gfs2_get_tree+0x54/0x220
[  407.075777][ T8787]  vfs_get_tree+0x90/0x2b0
[  407.080251][ T8787]  do_new_mount+0x2be/0xb40
[  407.084943][ T8787]  ? __pfx_do_new_mount+0x10/0x10
[  407.090009][ T8787]  __se_sys_mount+0x2d6/0x3c0
[  407.094713][ T8787]  ? __pfx___se_sys_mount+0x10/0x10
[  407.099921][ T8787]  ? do_syscall_64+0x100/0x230
[  407.104702][ T8787]  ? __x64_sys_mount+0x20/0xc0
[  407.109474][ T8787]  do_syscall_64+0xf3/0x230
[  407.113997][ T8787]  ? clear_bhb_loop+0x35/0x90
[  407.118689][ T8787]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  407.124652][ T8787] RIP: 0033:0x7f49b017b61a
[  407.129074][ T8787] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  407.148802][ T8787] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  407.157340][ T8787] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  407.165326][ T8787] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  407.173637][ T8787] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  407.181722][ T8787] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  407.189729][ T8787] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  407.197723][ T8787]  </TASK>
[  407.201758][ T8787] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  407.216551][ T8787] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  407.225818][ T8785] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  407.270244][ T8785] CPU: 0 UID: 0 PID: 8785 Comm: syz.0.490 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  407.281020][ T8785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  407.291124][ T8785] Call Trace:
[  407.294444][ T8785]  <TASK>
[  407.297496][ T8785]  dump_stack_lvl+0x241/0x360
[  407.302396][ T8785]  ? __pfx_dump_stack_lvl+0x10/0x10
[  407.307731][ T8785]  ? __pfx__printk+0x10/0x10
[  407.312365][ T8785]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  407.317703][ T8785]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  407.323307][ T8785]  sysfs_create_dir_ns+0x2ce/0x3a0
[  407.328474][ T8785]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  407.334177][ T8785]  kobject_add_internal+0x435/0x8d0
[  407.339449][ T8785]  kobject_init_and_add+0x124/0x190
[  407.344729][ T8785]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  407.350635][ T8785]  ? __pfx_kobject_init_and_add+0x10/0x10
[  407.356389][ T8785]  ? __init_swait_queue_head+0xae/0x150
[  407.361964][ T8785]  gfs2_sys_fs_add+0x23b/0x4a0
[  407.366742][ T8785]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  407.372047][ T8785]  ? __pfx_alloc_workqueue+0x10/0x10
[  407.377432][ T8785]  ? read_word_at_a_time+0xe/0x20
[  407.382767][ T8785]  ? sized_strscpy+0x8d/0x220
[  407.387542][ T8785]  gfs2_fill_super+0x11ee/0x24d0
[  407.392502][ T8785]  ? __pfx_gfs2_fill_super+0x10/0x10
[  407.397796][ T8785]  ? snprintf+0xda/0x120
[  407.402068][ T8785]  ? __pfx_lock_release+0x10/0x10
[  407.407142][ T8785]  ? do_raw_spin_lock+0x14f/0x370
[  407.412278][ T8785]  ? __pfx_snprintf+0x10/0x10
[  407.416982][ T8785]  ? sb_set_blocksize+0x98/0xf0
[  407.421865][ T8785]  ? setup_bdev_super+0x4e6/0x5d0
[  407.427064][ T8785]  get_tree_bdev+0x3f7/0x570
[  407.431682][ T8785]  ? __pfx_gfs2_fill_super+0x10/0x10
[  407.436986][ T8785]  ? __pfx_get_tree_bdev+0x10/0x10
[  407.442111][ T8785]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  407.447787][ T8785]  gfs2_get_tree+0x54/0x220
[  407.452355][ T8785]  vfs_get_tree+0x90/0x2b0
[  407.456788][ T8785]  do_new_mount+0x2be/0xb40
[  407.461344][ T8785]  ? __pfx_do_new_mount+0x10/0x10
[  407.466795][ T8785]  __se_sys_mount+0x2d6/0x3c0
[  407.471642][ T8785]  ? __pfx___se_sys_mount+0x10/0x10
[  407.476942][ T8785]  ? do_syscall_64+0x100/0x230
[  407.481718][ T8785]  ? __x64_sys_mount+0x20/0xc0
[  407.486492][ T8785]  do_syscall_64+0xf3/0x230
[  407.491003][ T8785]  ? clear_bhb_loop+0x35/0x90
[  407.495694][ T8785]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  407.501606][ T8785] RIP: 0033:0x7fbbaf37b61a
[  407.506032][ T8785] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  407.525767][ T8785] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  407.534208][ T8785] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  407.542378][ T8785] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  407.550558][ T8785] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  407.558649][ T8785] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
2024/10/15 17:12:22 executed programs: 489
[  407.566641][ T8785] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  407.574643][ T8785]  </TASK>
[  407.657255][ T8791] loop4: detected capacity change from 0 to 32768
[  407.726336][ T8791] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  407.736363][ T8791] CPU: 0 UID: 0 PID: 8791 Comm: syz.4.493 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  407.747207][ T8791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  407.757323][ T8791] Call Trace:
[  407.759705][ T8785] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  407.760624][ T8791]  <TASK>
[  407.760638][ T8791]  dump_stack_lvl+0x241/0x360
[  407.782397][ T8791]  ? __pfx_dump_stack_lvl+0x10/0x10
[  407.787695][ T8791]  ? __pfx__printk+0x10/0x10
[  407.792702][ T8791]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  407.798046][ T8791]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  407.803710][ T8791]  sysfs_create_dir_ns+0x2ce/0x3a0
[  407.809148][ T8791]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  407.814950][ T8791]  kobject_add_internal+0x435/0x8d0
[  407.820210][ T8791]  kobject_init_and_add+0x124/0x190
[  407.825589][ T8791]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  407.831476][ T8791]  ? __pfx_kobject_init_and_add+0x10/0x10
[  407.837376][ T8791]  ? __init_swait_queue_head+0xae/0x150
[  407.843019][ T8791]  gfs2_sys_fs_add+0x23b/0x4a0
[  407.847830][ T8791]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  407.853186][ T8791]  ? __pfx_alloc_workqueue+0x10/0x10
[  407.858714][ T8791]  ? read_word_at_a_time+0xe/0x20
[  407.863812][ T8791]  ? sized_strscpy+0x8d/0x220
[  407.868552][ T8791]  gfs2_fill_super+0x11ee/0x24d0
[  407.873666][ T8791]  ? __pfx_gfs2_fill_super+0x10/0x10
[  407.879114][ T8791]  ? snprintf+0xda/0x120
[  407.883422][ T8791]  ? __pfx_lock_release+0x10/0x10
[  407.888501][ T8791]  ? do_raw_spin_lock+0x14f/0x370
[  407.893580][ T8791]  ? __pfx_snprintf+0x10/0x10
[  407.898322][ T8791]  ? sb_set_blocksize+0x98/0xf0
[  407.900842][ T8785] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  407.903590][ T8791]  ? setup_bdev_super+0x4e6/0x5d0
[  407.903630][ T8791]  get_tree_bdev+0x3f7/0x570
[  407.919904][ T8791]  ? __pfx_gfs2_fill_super+0x10/0x10
[  407.925326][ T8791]  ? __pfx_get_tree_bdev+0x10/0x10
[  407.930485][ T8791]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  407.936258][ T8791]  gfs2_get_tree+0x54/0x220
[  407.940822][ T8791]  vfs_get_tree+0x90/0x2b0
[  407.945384][ T8791]  do_new_mount+0x2be/0xb40
[  407.949943][ T8791]  ? __pfx_do_new_mount+0x10/0x10
[  407.955025][ T8791]  __se_sys_mount+0x2d6/0x3c0
[  407.959861][ T8791]  ? __pfx___se_sys_mount+0x10/0x10
[  407.965210][ T8791]  ? do_syscall_64+0x100/0x230
[  407.970031][ T8791]  ? __x64_sys_mount+0x20/0xc0
[  407.974944][ T8791]  do_syscall_64+0xf3/0x230
[  407.979488][ T8791]  ? clear_bhb_loop+0x35/0x90
[  407.984213][ T8791]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  407.990166][ T8791] RIP: 0033:0x7f405c97b61a
[  407.994799][ T8791] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  408.014975][ T8791] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  408.023633][ T8791] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  408.031649][ T8791] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  408.039779][ T8791] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  408.047807][ T8791] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  408.056008][ T8791] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  408.064060][ T8791]  </TASK>
[  408.291895][ T8791] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  408.357863][ T8791] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  408.923587][ T8803] loop1: detected capacity change from 0 to 32768
[  409.080681][ T8803] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  409.125794][ T8803] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  409.293979][ T8807] loop2: detected capacity change from 0 to 32768
[  409.349094][ T8807] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  409.411076][ T8811] loop0: detected capacity change from 0 to 32768
[  409.452196][ T8803] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  409.480510][ T8811] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  409.484824][ T8807] CPU: 1 UID: 0 PID: 8807 Comm: syz.2.497 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  409.498804][ T8807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  409.509180][ T8807] Call Trace:
[  409.512481][ T8807]  <TASK>
[  409.515510][ T8807]  dump_stack_lvl+0x241/0x360
[  409.520205][ T8807]  ? __pfx_dump_stack_lvl+0x10/0x10
[  409.525501][ T8807]  ? __pfx__printk+0x10/0x10
[  409.530116][ T8807]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  409.535548][ T8807]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  409.541136][ T8807]  sysfs_create_dir_ns+0x2ce/0x3a0
[  409.546271][ T8807]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  409.551924][ T8807]  kobject_add_internal+0x435/0x8d0
[  409.557228][ T8807]  kobject_init_and_add+0x124/0x190
[  409.562436][ T8807]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  409.568455][ T8807]  ? __pfx_kobject_init_and_add+0x10/0x10
[  409.574298][ T8807]  ? __init_swait_queue_head+0xae/0x150
[  409.579874][ T8807]  gfs2_sys_fs_add+0x23b/0x4a0
[  409.584650][ T8807]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  409.590041][ T8807]  ? __pfx_alloc_workqueue+0x10/0x10
[  409.595437][ T8807]  ? read_word_at_a_time+0xe/0x20
[  409.600484][ T8807]  ? sized_strscpy+0x8d/0x220
[  409.605172][ T8807]  gfs2_fill_super+0x11ee/0x24d0
[  409.610145][ T8807]  ? __pfx_gfs2_fill_super+0x10/0x10
[  409.615454][ T8807]  ? snprintf+0xda/0x120
[  409.619710][ T8807]  ? __pfx_lock_release+0x10/0x10
[  409.624834][ T8807]  ? do_raw_spin_lock+0x14f/0x370
[  409.629872][ T8807]  ? __pfx_snprintf+0x10/0x10
[  409.634631][ T8807]  ? sb_set_blocksize+0x98/0xf0
[  409.639577][ T8807]  ? setup_bdev_super+0x4e6/0x5d0
[  409.644720][ T8807]  get_tree_bdev+0x3f7/0x570
[  409.649329][ T8807]  ? __pfx_gfs2_fill_super+0x10/0x10
[  409.654824][ T8807]  ? __pfx_get_tree_bdev+0x10/0x10
[  409.659950][ T8807]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  409.665621][ T8807]  gfs2_get_tree+0x54/0x220
[  409.670333][ T8807]  vfs_get_tree+0x90/0x2b0
[  409.674779][ T8807]  do_new_mount+0x2be/0xb40
[  409.679308][ T8807]  ? __pfx_do_new_mount+0x10/0x10
[  409.684380][ T8807]  __se_sys_mount+0x2d6/0x3c0
[  409.689184][ T8807]  ? __pfx___se_sys_mount+0x10/0x10
[  409.694400][ T8807]  ? do_syscall_64+0x100/0x230
[  409.699177][ T8807]  ? __x64_sys_mount+0x20/0xc0
[  409.704045][ T8807]  do_syscall_64+0xf3/0x230
[  409.708556][ T8807]  ? clear_bhb_loop+0x35/0x90
[  409.713240][ T8807]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  409.719159][ T8807] RIP: 0033:0x7f49b017b61a
[  409.723587][ T8807] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  409.743310][ T8807] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  409.751742][ T8807] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  409.759846][ T8807] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  409.767840][ T8807] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  409.775837][ T8807] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  409.783913][ T8807] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  409.791915][ T8807]  </TASK>
[  409.795033][ T8811] CPU: 0 UID: 0 PID: 8811 Comm: syz.0.496 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  409.805843][ T8811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  409.816008][ T8811] Call Trace:
[  409.819301][ T8811]  <TASK>
[  409.822257][ T8811]  dump_stack_lvl+0x241/0x360
[  409.826945][ T8811]  ? __pfx_dump_stack_lvl+0x10/0x10
[  409.832150][ T8811]  ? __pfx__printk+0x10/0x10
[  409.836841][ T8811]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  409.842126][ T8811]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  409.847678][ T8811]  sysfs_create_dir_ns+0x2ce/0x3a0
[  409.852797][ T8811]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  409.858525][ T8811]  kobject_add_internal+0x435/0x8d0
[  409.863751][ T8811]  kobject_init_and_add+0x124/0x190
[  409.868955][ T8811]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  409.874808][ T8811]  ? __pfx_kobject_init_and_add+0x10/0x10
[  409.880742][ T8811]  ? __init_swait_queue_head+0xae/0x150
[  409.886307][ T8811]  gfs2_sys_fs_add+0x23b/0x4a0
[  409.891178][ T8811]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  409.896478][ T8811]  ? __pfx_alloc_workqueue+0x10/0x10
[  409.901801][ T8811]  ? read_word_at_a_time+0xe/0x20
[  409.906923][ T8811]  ? sized_strscpy+0x8d/0x220
[  409.911638][ T8811]  gfs2_fill_super+0x11ee/0x24d0
[  409.916660][ T8811]  ? __pfx_gfs2_fill_super+0x10/0x10
[  409.921985][ T8811]  ? snprintf+0xda/0x120
[  409.926347][ T8811]  ? __pfx_lock_release+0x10/0x10
[  409.931415][ T8811]  ? do_raw_spin_lock+0x14f/0x370
[  409.936560][ T8811]  ? __pfx_snprintf+0x10/0x10
[  409.941282][ T8811]  ? sb_set_blocksize+0x98/0xf0
[  409.946271][ T8811]  ? setup_bdev_super+0x4e6/0x5d0
[  409.951404][ T8811]  get_tree_bdev+0x3f7/0x570
[  409.956005][ T8811]  ? __pfx_gfs2_fill_super+0x10/0x10
[  409.961391][ T8811]  ? __pfx_get_tree_bdev+0x10/0x10
[  409.966530][ T8811]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  409.972186][ T8811]  gfs2_get_tree+0x54/0x220
[  409.976737][ T8811]  vfs_get_tree+0x90/0x2b0
[  409.981441][ T8811]  do_new_mount+0x2be/0xb40
[  409.986033][ T8811]  ? __pfx_do_new_mount+0x10/0x10
[  409.991112][ T8811]  __se_sys_mount+0x2d6/0x3c0
[  409.995808][ T8811]  ? __pfx___se_sys_mount+0x10/0x10
[  410.001013][ T8811]  ? do_syscall_64+0x100/0x230
[  410.005779][ T8811]  ? __x64_sys_mount+0x20/0xc0
[  410.010579][ T8811]  do_syscall_64+0xf3/0x230
[  410.015175][ T8811]  ? clear_bhb_loop+0x35/0x90
[  410.019856][ T8811]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  410.025767][ T8811] RIP: 0033:0x7fbbaf37b61a
[  410.030190][ T8811] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  410.050001][ T8811] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  410.058425][ T8811] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  410.066413][ T8811] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  410.074425][ T8811] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  410.082442][ T8811] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  410.090527][ T8811] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  410.098531][ T8811]  </TASK>
[  410.119507][ T5311] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  410.126365][ T5311] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  410.257078][ T8810] loop3: detected capacity change from 0 to 32768
[  410.265122][ T5311] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 138ms
[  410.271873][ T8813] loop4: detected capacity change from 0 to 32768
[  410.272932][ T5311] gfs2: fsid=syz:syz.0: jid=0: Done
[  410.286794][ T8803] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  410.294022][ T8811] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  410.294050][ T8811] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  410.295332][ T8807] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  410.295356][ T8807] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  410.340793][ T8813] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  410.363632][ T8813] CPU: 1 UID: 0 PID: 8813 Comm: syz.4.498 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  410.374318][ T8813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  410.384855][ T8813] Call Trace:
[  410.388351][ T8813]  <TASK>
[  410.391328][ T8813]  dump_stack_lvl+0x241/0x360
[  410.396059][ T8813]  ? __pfx_dump_stack_lvl+0x10/0x10
[  410.401322][ T8813]  ? __pfx__printk+0x10/0x10
[  410.405961][ T8813]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  410.411383][ T8813]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  410.416983][ T8813]  sysfs_create_dir_ns+0x2ce/0x3a0
[  410.422252][ T8813]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  410.427951][ T8813]  kobject_add_internal+0x435/0x8d0
[  410.433202][ T8813]  kobject_init_and_add+0x124/0x190
[  410.438463][ T8813]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  410.444444][ T8813]  ? __pfx_kobject_init_and_add+0x10/0x10
[  410.450242][ T8813]  ? __init_swait_queue_head+0xae/0x150
[  410.455856][ T8813]  gfs2_sys_fs_add+0x23b/0x4a0
[  410.460757][ T8813]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  410.466113][ T8813]  ? __pfx_alloc_workqueue+0x10/0x10
[  410.471532][ T8813]  ? read_word_at_a_time+0xe/0x20
[  410.476619][ T8813]  ? sized_strscpy+0x8d/0x220
[  410.481372][ T8813]  gfs2_fill_super+0x11ee/0x24d0
[  410.486407][ T8813]  ? __pfx_gfs2_fill_super+0x10/0x10
[  410.491759][ T8813]  ? snprintf+0xda/0x120
[  410.496058][ T8813]  ? __pfx_lock_release+0x10/0x10
[  410.501229][ T8813]  ? do_raw_spin_lock+0x14f/0x370
[  410.506334][ T8813]  ? __pfx_snprintf+0x10/0x10
[  410.511078][ T8813]  ? sb_set_blocksize+0x98/0xf0
[  410.516143][ T8813]  ? setup_bdev_super+0x4e6/0x5d0
[  410.521228][ T8813]  get_tree_bdev+0x3f7/0x570
[  410.526146][ T8813]  ? __pfx_gfs2_fill_super+0x10/0x10
[  410.531502][ T8813]  ? __pfx_get_tree_bdev+0x10/0x10
[  410.536667][ T8813]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  410.542363][ T8813]  gfs2_get_tree+0x54/0x220
[  410.546936][ T8813]  vfs_get_tree+0x90/0x2b0
[  410.551421][ T8813]  do_new_mount+0x2be/0xb40
[  410.556075][ T8813]  ? __pfx_do_new_mount+0x10/0x10
[  410.561168][ T8813]  __se_sys_mount+0x2d6/0x3c0
[  410.566029][ T8813]  ? __pfx___se_sys_mount+0x10/0x10
[  410.571290][ T8813]  ? do_syscall_64+0x100/0x230
[  410.575918][ T8810] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  410.576075][ T8813]  ? __x64_sys_mount+0x20/0xc0
[  410.588230][ T8813]  do_syscall_64+0xf3/0x230
[  410.592943][ T8813]  ? clear_bhb_loop+0x35/0x90
[  410.597675][ T8813]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  410.603632][ T8813] RIP: 0033:0x7f405c97b61a
[  410.608186][ T8813] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  410.627934][ T8813] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  410.636401][ T8813] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  410.644487][ T8813] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  410.652712][ T8813] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  410.661246][ T8813] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  410.669239][ T8813] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  410.677266][ T8813]  </TASK>
[  410.704996][ T8810] CPU: 1 UID: 0 PID: 8810 Comm: syz.3.495 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  410.715680][ T8810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  410.725955][ T8810] Call Trace:
[  410.729345][ T8810]  <TASK>
[  410.732299][ T8810]  dump_stack_lvl+0x241/0x360
[  410.737029][ T8810]  ? __pfx_dump_stack_lvl+0x10/0x10
[  410.742530][ T8810]  ? __pfx__printk+0x10/0x10
[  410.747236][ T8810]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  410.752752][ T8810]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  410.758347][ T8810]  sysfs_create_dir_ns+0x2ce/0x3a0
[  410.763509][ T8810]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  410.769203][ T8810]  kobject_add_internal+0x435/0x8d0
[  410.774554][ T8810]  kobject_init_and_add+0x124/0x190
[  410.779895][ T8810]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  410.785780][ T8810]  ? __pfx_kobject_init_and_add+0x10/0x10
[  410.791651][ T8810]  ? __init_swait_queue_head+0xae/0x150
[  410.797270][ T8810]  gfs2_sys_fs_add+0x23b/0x4a0
[  410.802184][ T8810]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  410.807530][ T8810]  ? __pfx_alloc_workqueue+0x10/0x10
[  410.812870][ T8810]  ? read_word_at_a_time+0xe/0x20
[  410.817935][ T8810]  ? sized_strscpy+0x8d/0x220
[  410.822671][ T8810]  gfs2_fill_super+0x11ee/0x24d0
[  410.827690][ T8810]  ? __pfx_gfs2_fill_super+0x10/0x10
[  410.833023][ T8810]  ? snprintf+0xda/0x120
[  410.837317][ T8810]  ? __pfx_lock_release+0x10/0x10
[  410.842383][ T8810]  ? do_raw_spin_lock+0x14f/0x370
[  410.847558][ T8810]  ? __pfx_snprintf+0x10/0x10
[  410.852291][ T8810]  ? sb_set_blocksize+0x98/0xf0
[  410.857188][ T8810]  ? setup_bdev_super+0x4e6/0x5d0
[  410.862268][ T8810]  get_tree_bdev+0x3f7/0x570
[  410.866921][ T8810]  ? __pfx_gfs2_fill_super+0x10/0x10
[  410.872263][ T8810]  ? __pfx_get_tree_bdev+0x10/0x10
[  410.877444][ T8810]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  410.883146][ T8810]  gfs2_get_tree+0x54/0x220
[  410.887979][ T8810]  vfs_get_tree+0x90/0x2b0
[  410.892457][ T8810]  do_new_mount+0x2be/0xb40
[  410.897122][ T8810]  ? __pfx_do_new_mount+0x10/0x10
[  410.902483][ T8810]  __se_sys_mount+0x2d6/0x3c0
[  410.907238][ T8810]  ? __pfx___se_sys_mount+0x10/0x10
[  410.912502][ T8810]  ? do_syscall_64+0x100/0x230
[  410.917357][ T8810]  ? __x64_sys_mount+0x20/0xc0
[  410.922183][ T8810]  do_syscall_64+0xf3/0x230
[  410.926742][ T8810]  ? clear_bhb_loop+0x35/0x90
[  410.931474][ T8810]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  410.937510][ T8810] RIP: 0033:0x7f0c2c57b61a
[  410.941974][ T8810] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  410.961714][ T8810] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  410.970188][ T8810] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  410.978506][ T8810] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  410.986788][ T8810] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  410.994845][ T8810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  411.002953][ T8810] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  411.003036][ T8813] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  411.010941][ T8810]  </TASK>
[  411.017725][ T8810] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  411.045490][ T8810] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  411.057402][ T8813] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  412.283395][ T8829] loop0: detected capacity change from 0 to 32768
[  412.368015][ T8829] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  412.382110][ T8829] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  412.384328][ T8827] loop2: detected capacity change from 0 to 32768
[  412.477388][ T8831] loop3: detected capacity change from 0 to 32768
[  412.500431][ T8827] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  412.508057][ T8827] CPU: 1 UID: 0 PID: 8827 Comm: syz.2.501 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  412.518795][ T8827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  412.528896][ T8827] Call Trace:
[  412.532190][ T8827]  <TASK>
[  412.535147][ T8827]  dump_stack_lvl+0x241/0x360
[  412.539867][ T8827]  ? __pfx_dump_stack_lvl+0x10/0x10
[  412.545087][ T8827]  ? __pfx__printk+0x10/0x10
[  412.549686][ T8827]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  412.554971][ T8827]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  412.560618][ T8827]  sysfs_create_dir_ns+0x2ce/0x3a0
[  412.565747][ T8827]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  412.571489][ T8827]  kobject_add_internal+0x435/0x8d0
[  412.576782][ T8827]  kobject_init_and_add+0x124/0x190
[  412.581985][ T8827]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  412.587804][ T8827]  ? __pfx_kobject_init_and_add+0x10/0x10
[  412.593642][ T8827]  ? __init_swait_queue_head+0xae/0x150
[  412.599285][ T8827]  gfs2_sys_fs_add+0x23b/0x4a0
[  412.604060][ T8827]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  412.609422][ T8827]  ? __pfx_alloc_workqueue+0x10/0x10
[  412.614932][ T8827]  ? read_word_at_a_time+0xe/0x20
[  412.620003][ T8827]  ? sized_strscpy+0x8d/0x220
[  412.624698][ T8827]  gfs2_fill_super+0x11ee/0x24d0
[  412.629752][ T8827]  ? __pfx_gfs2_fill_super+0x10/0x10
[  412.635260][ T8827]  ? snprintf+0xda/0x120
[  412.639560][ T8827]  ? __pfx_lock_release+0x10/0x10
[  412.644615][ T8827]  ? do_raw_spin_lock+0x14f/0x370
[  412.649669][ T8827]  ? __pfx_snprintf+0x10/0x10
[  412.654458][ T8827]  ? sb_set_blocksize+0x98/0xf0
[  412.659406][ T8827]  ? setup_bdev_super+0x4e6/0x5d0
[  412.664449][ T8827]  get_tree_bdev+0x3f7/0x570
[  412.669222][ T8827]  ? __pfx_gfs2_fill_super+0x10/0x10
[  412.674607][ T8827]  ? __pfx_get_tree_bdev+0x10/0x10
[  412.679730][ T8827]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  412.685417][ T8827]  gfs2_get_tree+0x54/0x220
[  412.689959][ T8827]  vfs_get_tree+0x90/0x2b0
[  412.694438][ T8827]  do_new_mount+0x2be/0xb40
[  412.698979][ T8827]  ? __pfx_do_new_mount+0x10/0x10
[  412.704106][ T8827]  __se_sys_mount+0x2d6/0x3c0
[  412.708798][ T8827]  ? __pfx___se_sys_mount+0x10/0x10
[  412.714013][ T8827]  ? do_syscall_64+0x100/0x230
[  412.718809][ T8827]  ? __x64_sys_mount+0x20/0xc0
[  412.723592][ T8827]  do_syscall_64+0xf3/0x230
[  412.728148][ T8827]  ? clear_bhb_loop+0x35/0x90
[  412.732832][ T8827]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  412.738790][ T8827] RIP: 0033:0x7f49b017b61a
[  412.743352][ T8827] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  412.763106][ T8827] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  412.771567][ T8827] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  412.779547][ T8827] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  412.787535][ T8827] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  412.795857][ T8827] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  412.803941][ T8827] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  412.811961][ T8827]  </TASK>
[  412.869881][ T8831] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  412.877434][ T8831] CPU: 0 UID: 0 PID: 8831 Comm: syz.3.502 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  412.887622][ T8827] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  412.888216][ T8831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  412.888232][ T8831] Call Trace:
[  412.915541][ T8831]  <TASK>
[  412.918497][ T8831]  dump_stack_lvl+0x241/0x360
[  412.923236][ T8831]  ? __pfx_dump_stack_lvl+0x10/0x10
[  412.924396][ T8829] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  412.928461][ T8831]  ? __pfx__printk+0x10/0x10
[  412.940668][ T8831]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  412.946016][ T8831]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  412.951632][ T8831]  sysfs_create_dir_ns+0x2ce/0x3a0
[  412.956906][ T8831]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  412.962699][ T8831]  kobject_add_internal+0x435/0x8d0
[  412.967966][ T8831]  kobject_init_and_add+0x124/0x190
[  412.973309][ T8831]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  412.979160][ T8831]  ? __pfx_kobject_init_and_add+0x10/0x10
[  412.984926][ T8831]  ? __init_swait_queue_head+0xae/0x150
[  412.990527][ T8831]  gfs2_sys_fs_add+0x23b/0x4a0
[  412.995340][ T8831]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  413.000674][ T8831]  ? __pfx_alloc_workqueue+0x10/0x10
[  413.005547][ T5300] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  413.005975][ T8831]  ? read_word_at_a_time+0xe/0x20
[  413.013619][ T5300] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  413.017861][ T8831]  ? sized_strscpy+0x8d/0x220
[  413.017893][ T8831]  gfs2_fill_super+0x11ee/0x24d0
[  413.034327][ T8831]  ? __pfx_gfs2_fill_super+0x10/0x10
[  413.035201][ T8827] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  413.039639][ T8831]  ? snprintf+0xda/0x120
[  413.039669][ T8831]  ? __pfx_lock_release+0x10/0x10
[  413.039695][ T8831]  ? do_raw_spin_lock+0x14f/0x370
[  413.039719][ T8831]  ? __pfx_snprintf+0x10/0x10
[  413.039744][ T8831]  ? sb_set_blocksize+0x98/0xf0
[  413.039765][ T8831]  ? setup_bdev_super+0x4e6/0x5d0
[  413.039792][ T8831]  get_tree_bdev+0x3f7/0x570
[  413.039818][ T8831]  ? __pfx_gfs2_fill_super+0x10/0x10
[  413.039842][ T8831]  ? __pfx_get_tree_bdev+0x10/0x10
[  413.039866][ T8831]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  413.070052][ T8835] loop4: detected capacity change from 0 to 32768
[  413.070775][ T8831]  gfs2_get_tree+0x54/0x220
[  413.107908][ T8831]  vfs_get_tree+0x90/0x2b0
[  413.112377][ T8831]  do_new_mount+0x2be/0xb40
[  413.116936][ T8831]  ? __pfx_do_new_mount+0x10/0x10
[  413.122035][ T8831]  __se_sys_mount+0x2d6/0x3c0
[  413.126769][ T8831]  ? __pfx___se_sys_mount+0x10/0x10
[  413.132022][ T8831]  ? do_syscall_64+0x100/0x230
[  413.136819][ T8831]  ? __x64_sys_mount+0x20/0xc0
[  413.141662][ T8831]  do_syscall_64+0xf3/0x230
[  413.146213][ T8831]  ? clear_bhb_loop+0x35/0x90
[  413.151018][ T8831]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  413.157062][ T8831] RIP: 0033:0x7f0c2c57b61a
[  413.161540][ T8831] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  413.181299][ T8831] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  413.189863][ T8831] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  413.197892][ T8831] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  413.206006][ T8831] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  413.214197][ T8831] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  413.222251][ T5300] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 208ms
[  413.222448][ T5300] gfs2: fsid=syz:syz.0: jid=0: Done
[  413.229738][ T8831] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  413.229769][ T8831]  </TASK>
[  413.243506][ T8831] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  413.279599][ T8831] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  413.287806][ T8829] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  413.306848][ T8833] loop1: detected capacity change from 0 to 32768
[  413.326372][ T8835] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  413.334131][ T8835] CPU: 0 UID: 0 PID: 8835 Comm: syz.4.503 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  413.344865][ T8835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  413.354974][ T8835] Call Trace:
[  413.358300][ T8835]  <TASK>
[  413.361300][ T8835]  dump_stack_lvl+0x241/0x360
[  413.366041][ T8835]  ? __pfx_dump_stack_lvl+0x10/0x10
[  413.371372][ T8835]  ? __pfx__printk+0x10/0x10
[  413.376016][ T8835]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  413.381361][ T8835]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  413.386954][ T8835]  sysfs_create_dir_ns+0x2ce/0x3a0
[  413.392117][ T8835]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  413.397812][ T8835]  kobject_add_internal+0x435/0x8d0
[  413.403333][ T8835]  kobject_init_and_add+0x124/0x190
[  413.408670][ T8835]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  413.414626][ T8835]  ? __pfx_kobject_init_and_add+0x10/0x10
[  413.420405][ T8835]  ? __init_swait_queue_head+0xae/0x150
[  413.426016][ T8835]  gfs2_sys_fs_add+0x23b/0x4a0
[  413.430840][ T8835]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  413.436281][ T8835]  ? __pfx_alloc_workqueue+0x10/0x10
[  413.441818][ T8835]  ? read_word_at_a_time+0xe/0x20
[  413.447089][ T8835]  ? sized_strscpy+0x8d/0x220
[  413.451931][ T8835]  gfs2_fill_super+0x11ee/0x24d0
[  413.456948][ T8835]  ? __pfx_gfs2_fill_super+0x10/0x10
[  413.462294][ T8835]  ? snprintf+0xda/0x120
[  413.466598][ T8835]  ? __pfx_lock_release+0x10/0x10
[  413.471859][ T8835]  ? do_raw_spin_lock+0x14f/0x370
2024/10/15 17:12:28 executed programs: 499
[  413.477300][ T8835]  ? __pfx_snprintf+0x10/0x10
[  413.482051][ T8835]  ? sb_set_blocksize+0x98/0xf0
[  413.486968][ T8835]  ? setup_bdev_super+0x4e6/0x5d0
[  413.492155][ T8835]  get_tree_bdev+0x3f7/0x570
[  413.496817][ T8835]  ? __pfx_gfs2_fill_super+0x10/0x10
[  413.502177][ T8835]  ? __pfx_get_tree_bdev+0x10/0x10
[  413.507524][ T8835]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  413.513246][ T8835]  gfs2_get_tree+0x54/0x220
[  413.518029][ T8835]  vfs_get_tree+0x90/0x2b0
[  413.522681][ T8835]  do_new_mount+0x2be/0xb40
[  413.527241][ T8835]  ? __pfx_do_new_mount+0x10/0x10
[  413.532323][ T8835]  __se_sys_mount+0x2d6/0x3c0
[  413.537151][ T8835]  ? __pfx___se_sys_mount+0x10/0x10
[  413.542490][ T8835]  ? do_syscall_64+0x100/0x230
[  413.547307][ T8835]  ? __x64_sys_mount+0x20/0xc0
[  413.552132][ T8835]  do_syscall_64+0xf3/0x230
[  413.556691][ T8835]  ? clear_bhb_loop+0x35/0x90
[  413.561420][ T8835]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  413.567380][ T8835] RIP: 0033:0x7f405c97b61a
[  413.571845][ T8835] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  413.591585][ T8835] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  413.600052][ T8835] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  413.608113][ T8835] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  413.612210][ T8833] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  413.616118][ T8835] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  413.616136][ T8835] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  413.616149][ T8835] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  413.616177][ T8835]  </TASK>
[  413.713429][ T8833] CPU: 0 UID: 0 PID: 8833 Comm: syz.1.499 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  413.724133][ T8833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  413.734236][ T8833] Call Trace:
[  413.737542][ T8833]  <TASK>
[  413.740514][ T8833]  dump_stack_lvl+0x241/0x360
[  413.745243][ T8833]  ? __pfx_dump_stack_lvl+0x10/0x10
[  413.750490][ T8833]  ? __pfx__printk+0x10/0x10
[  413.755210][ T8833]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  413.760636][ T8833]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  413.766242][ T8833]  sysfs_create_dir_ns+0x2ce/0x3a0
[  413.771686][ T8833]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  413.777380][ T8833]  kobject_add_internal+0x435/0x8d0
[  413.782644][ T8833]  kobject_init_and_add+0x124/0x190
[  413.787886][ T8833]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  413.789718][ T8835] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  413.793806][ T8833]  ? __pfx_kobject_init_and_add+0x10/0x10
[  413.793843][ T8833]  ? __init_swait_queue_head+0xae/0x150
[  413.819153][ T8833]  gfs2_sys_fs_add+0x23b/0x4a0
[  413.823975][ T8833]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  413.829334][ T8833]  ? __pfx_alloc_workqueue+0x10/0x10
[  413.834681][ T8833]  ? read_word_at_a_time+0xe/0x20
[  413.837337][ T8835] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  413.839743][ T8833]  ? sized_strscpy+0x8d/0x220
[  413.839782][ T8833]  gfs2_fill_super+0x11ee/0x24d0
[  413.839827][ T8833]  ? __pfx_gfs2_fill_super+0x10/0x10
[  413.839848][ T8833]  ? snprintf+0xda/0x120
[  413.839866][ T8833]  ? __pfx_lock_release+0x10/0x10
[  413.839891][ T8833]  ? do_raw_spin_lock+0x14f/0x370
[  413.876163][ T8833]  ? __pfx_snprintf+0x10/0x10
[  413.881012][ T8833]  ? sb_set_blocksize+0x98/0xf0
[  413.885925][ T8833]  ? setup_bdev_super+0x4e6/0x5d0
[  413.891030][ T8833]  get_tree_bdev+0x3f7/0x570
[  413.895680][ T8833]  ? __pfx_gfs2_fill_super+0x10/0x10
[  413.901035][ T8833]  ? __pfx_get_tree_bdev+0x10/0x10
[  413.906202][ T8833]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  413.911982][ T8833]  gfs2_get_tree+0x54/0x220
[  413.916550][ T8833]  vfs_get_tree+0x90/0x2b0
[  413.921048][ T8833]  do_new_mount+0x2be/0xb40
[  413.925676][ T8833]  ? __pfx_do_new_mount+0x10/0x10
[  413.930856][ T8833]  __se_sys_mount+0x2d6/0x3c0
[  413.935586][ T8833]  ? __pfx___se_sys_mount+0x10/0x10
[  413.940844][ T8833]  ? do_syscall_64+0x100/0x230
[  413.945665][ T8833]  ? __x64_sys_mount+0x20/0xc0
[  413.950489][ T8833]  do_syscall_64+0xf3/0x230
[  413.955128][ T8833]  ? clear_bhb_loop+0x35/0x90
[  413.960022][ T8833]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  413.966068][ T8833] RIP: 0033:0x7f870f77b61a
[  413.970645][ T8833] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  413.990387][ T8833] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  413.998866][ T8833] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  414.006898][ T8833] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  414.015015][ T8833] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  414.023033][ T8833] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  414.031050][ T8833] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  414.039167][ T8833]  </TASK>
[  414.066222][ T8833] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  414.081973][ T8833] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  414.835820][ T8849] loop2: detected capacity change from 0 to 32768
[  415.160927][ T8857] loop0: detected capacity change from 0 to 32768
[  415.242629][ T8849] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  415.250312][ T8857] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  415.258382][ T8857] CPU: 1 UID: 0 PID: 8857 Comm: syz.0.506 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  415.267688][ T8849] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  415.268987][ T8857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  415.285956][ T8857] Call Trace:
[  415.289297][ T8857]  <TASK>
[  415.292286][ T8857]  dump_stack_lvl+0x241/0x360
[  415.297008][ T8857]  ? __pfx_dump_stack_lvl+0x10/0x10
[  415.302219][ T8857]  ? __pfx__printk+0x10/0x10
[  415.306841][ T8857]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  415.312133][ T8857]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  415.317799][ T8857]  sysfs_create_dir_ns+0x2ce/0x3a0
[  415.322933][ T8857]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  415.328588][ T8857]  kobject_add_internal+0x435/0x8d0
[  415.333885][ T8857]  kobject_init_and_add+0x124/0x190
[  415.339169][ T8857]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  415.345092][ T8857]  ? __pfx_kobject_init_and_add+0x10/0x10
[  415.350819][ T8857]  ? __init_swait_queue_head+0xae/0x150
[  415.356401][ T8857]  gfs2_sys_fs_add+0x23b/0x4a0
[  415.361353][ T8857]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  415.367002][ T8857]  ? __pfx_alloc_workqueue+0x10/0x10
[  415.372552][ T8857]  ? read_word_at_a_time+0xe/0x20
[  415.377580][ T8857]  ? sized_strscpy+0x8d/0x220
[  415.382273][ T8857]  gfs2_fill_super+0x11ee/0x24d0
[  415.387262][ T8857]  ? __pfx_gfs2_fill_super+0x10/0x10
[  415.392637][ T8857]  ? snprintf+0xda/0x120
[  415.396946][ T8857]  ? __pfx_lock_release+0x10/0x10
[  415.401978][ T8857]  ? do_raw_spin_lock+0x14f/0x370
[  415.407031][ T8857]  ? __pfx_snprintf+0x10/0x10
[  415.411720][ T8857]  ? sb_set_blocksize+0x98/0xf0
[  415.416577][ T8857]  ? setup_bdev_super+0x4e6/0x5d0
[  415.421613][ T8857]  get_tree_bdev+0x3f7/0x570
[  415.426214][ T8857]  ? __pfx_gfs2_fill_super+0x10/0x10
[  415.431506][ T8857]  ? __pfx_get_tree_bdev+0x10/0x10
[  415.436720][ T8857]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  415.442370][ T8857]  gfs2_get_tree+0x54/0x220
[  415.446881][ T8857]  vfs_get_tree+0x90/0x2b0
[  415.451310][ T8857]  do_new_mount+0x2be/0xb40
[  415.455821][ T8857]  ? __pfx_do_new_mount+0x10/0x10
[  415.460882][ T8857]  __se_sys_mount+0x2d6/0x3c0
[  415.465583][ T8857]  ? __pfx___se_sys_mount+0x10/0x10
[  415.470786][ T8857]  ? do_syscall_64+0x100/0x230
[  415.475587][ T8857]  ? __x64_sys_mount+0x20/0xc0
[  415.480358][ T8857]  do_syscall_64+0xf3/0x230
[  415.484866][ T8857]  ? clear_bhb_loop+0x35/0x90
[  415.489638][ T8857]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  415.495562][ T8857] RIP: 0033:0x7fbbaf37b61a
[  415.499977][ T8857] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  415.519603][ T8857] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  415.528109][ T8857] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  415.536119][ T8857] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  415.544179][ T8857] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  415.552151][ T8857] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  415.560122][ T8857] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  415.568105][ T8857]  </TASK>
[  415.629457][ T8857] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  415.669663][ T8857] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  415.692755][ T8851] loop3: detected capacity change from 0 to 32768
[  415.695750][ T8849] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  415.718096][ T5300] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  415.725241][ T5300] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  415.866867][ T8851] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  415.879195][ T8851] CPU: 1 UID: 0 PID: 8851 Comm: syz.3.505 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  415.889927][ T8851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  415.900119][ T8851] Call Trace:
[  415.903454][ T8851]  <TASK>
[  415.906510][ T8851]  dump_stack_lvl+0x241/0x360
[  415.911291][ T8851]  ? __pfx_dump_stack_lvl+0x10/0x10
[  415.916611][ T8851]  ? __pfx__printk+0x10/0x10
[  415.921332][ T8851]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  415.926669][ T8851]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  415.932361][ T8851]  sysfs_create_dir_ns+0x2ce/0x3a0
[  415.937541][ T8851]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  415.943242][ T8851]  kobject_add_internal+0x435/0x8d0
[  415.947131][ T8853] loop4: detected capacity change from 0 to 32768
[  415.948466][ T8851]  kobject_init_and_add+0x124/0x190
[  415.960201][ T8851]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  415.966593][ T8851]  ? __pfx_kobject_init_and_add+0x10/0x10
[  415.972367][ T8851]  ? __init_swait_queue_head+0xae/0x150
[  415.977973][ T8851]  gfs2_sys_fs_add+0x23b/0x4a0
[  415.982795][ T8851]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  415.988138][ T8851]  ? __pfx_alloc_workqueue+0x10/0x10
[  415.993495][ T8851]  ? read_word_at_a_time+0xe/0x20
[  415.998577][ T8851]  ? sized_strscpy+0x8d/0x220
[  416.003313][ T8851]  gfs2_fill_super+0x11ee/0x24d0
[  416.008329][ T8851]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.013808][ T8851]  ? snprintf+0xda/0x120
[  416.018105][ T8851]  ? __pfx_lock_release+0x10/0x10
[  416.023196][ T8851]  ? do_raw_spin_lock+0x14f/0x370
[  416.028276][ T8851]  ? __pfx_snprintf+0x10/0x10
[  416.033012][ T8851]  ? sb_set_blocksize+0x98/0xf0
[  416.037920][ T8851]  ? setup_bdev_super+0x4e6/0x5d0
[  416.043191][ T8851]  get_tree_bdev+0x3f7/0x570
[  416.048040][ T8851]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.053382][ T8851]  ? __pfx_get_tree_bdev+0x10/0x10
[  416.058561][ T8851]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  416.064274][ T8851]  gfs2_get_tree+0x54/0x220
[  416.068841][ T8851]  vfs_get_tree+0x90/0x2b0
[  416.073323][ T8851]  do_new_mount+0x2be/0xb40
[  416.077888][ T8851]  ? __pfx_do_new_mount+0x10/0x10
[  416.082977][ T8851]  __se_sys_mount+0x2d6/0x3c0
[  416.087710][ T8851]  ? __pfx___se_sys_mount+0x10/0x10
[  416.092954][ T8851]  ? do_syscall_64+0x100/0x230
[  416.097797][ T8851]  ? __x64_sys_mount+0x20/0xc0
[  416.102617][ T8851]  do_syscall_64+0xf3/0x230
[  416.107161][ T8851]  ? clear_bhb_loop+0x35/0x90
[  416.111901][ T8851]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  416.117852][ T8851] RIP: 0033:0x7f0c2c57b61a
[  416.122332][ T8851] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  416.142070][ T8851] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  416.150618][ T8851] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  416.158721][ T8851] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  416.166744][ T8851] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  416.174770][ T8851] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  416.182784][ T8851] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  416.190992][ T8851]  </TASK>
[  416.214926][ T8853] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  416.228133][ T8853] CPU: 0 UID: 0 PID: 8853 Comm: syz.4.507 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  416.238903][ T8853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  416.240567][ T5300] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 515ms
[  416.249056][ T8853] Call Trace:
[  416.259847][ T8853]  <TASK>
[  416.262815][ T8853]  dump_stack_lvl+0x241/0x360
[  416.267535][ T8853]  ? __pfx_dump_stack_lvl+0x10/0x10
[  416.267853][ T5300] gfs2: fsid=syz:syz.0: jid=0: Done
[  416.272744][ T8853]  ? __pfx__printk+0x10/0x10
[  416.272770][ T8853]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  416.272791][ T8853]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  416.272815][ T8853]  sysfs_create_dir_ns+0x2ce/0x3a0
[  416.272836][ T8853]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  416.272863][ T8853]  kobject_add_internal+0x435/0x8d0
[  416.309643][ T8853]  kobject_init_and_add+0x124/0x190
[  416.314914][ T8853]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  416.320798][ T8853]  ? __pfx_kobject_init_and_add+0x10/0x10
[  416.324248][ T8849] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  416.326672][ T8853]  ? __init_swait_queue_head+0xae/0x150
[  416.326716][ T8853]  gfs2_sys_fs_add+0x23b/0x4a0
[  416.326741][ T8853]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  416.326768][ T8853]  ? __pfx_alloc_workqueue+0x10/0x10
[  416.326792][ T8853]  ? read_word_at_a_time+0xe/0x20
[  416.326811][ T8853]  ? sized_strscpy+0x8d/0x220
[  416.326833][ T8853]  gfs2_fill_super+0x11ee/0x24d0
[  416.326877][ T8853]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.326903][ T8853]  ? snprintf+0xda/0x120
[  416.326924][ T8853]  ? __pfx_lock_release+0x10/0x10
[  416.326949][ T8853]  ? do_raw_spin_lock+0x14f/0x370
[  416.326976][ T8853]  ? __pfx_snprintf+0x10/0x10
[  416.327006][ T8853]  ? sb_set_blocksize+0x98/0xf0
[  416.327029][ T8853]  ? setup_bdev_super+0x4e6/0x5d0
[  416.327058][ T8853]  get_tree_bdev+0x3f7/0x570
[  416.327085][ T8853]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.327111][ T8853]  ? __pfx_get_tree_bdev+0x10/0x10
[  416.327137][ T8853]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  416.327173][ T8853]  gfs2_get_tree+0x54/0x220
[  416.327203][ T8853]  vfs_get_tree+0x90/0x2b0
[  416.327228][ T8853]  do_new_mount+0x2be/0xb40
[  416.327260][ T8853]  ? __pfx_do_new_mount+0x10/0x10
[  416.327294][ T8853]  __se_sys_mount+0x2d6/0x3c0
[  416.327322][ T8853]  ? __pfx___se_sys_mount+0x10/0x10
[  416.327345][ T8853]  ? do_syscall_64+0x100/0x230
[  416.327366][ T8853]  ? __x64_sys_mount+0x20/0xc0
[  416.327391][ T8853]  do_syscall_64+0xf3/0x230
[  416.327409][ T8853]  ? clear_bhb_loop+0x35/0x90
[  416.327428][ T8853]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  416.327451][ T8853] RIP: 0033:0x7f405c97b61a
[  416.327470][ T8853] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  416.327486][ T8853] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  416.327510][ T8853] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  416.327526][ T8853] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  416.327541][ T8853] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  416.327555][ T8853] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  416.327569][ T8853] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  416.327597][ T8853]  </TASK>
[  416.339525][ T8851] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  416.409536][ T8853] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  416.431345][ T8851] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  416.654919][ T8864] loop0: detected capacity change from 0 to 32768
[  416.656206][ T8855] loop1: detected capacity change from 0 to 32768
[  416.684186][ T8849] gfs2: fsid=syz:syz.0: can't create logd thread: -4
[  416.696610][ T8853] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  416.727640][ T8855] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  416.743544][ T8855] CPU: 1 UID: 0 PID: 8855 Comm: syz.1.508 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  416.747980][ T8864] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  416.754638][ T8855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  416.754665][ T8855] Call Trace:
[  416.754675][ T8855]  <TASK>
[  416.754685][ T8855]  dump_stack_lvl+0x241/0x360
[  416.754718][ T8855]  ? __pfx_dump_stack_lvl+0x10/0x10
[  416.754736][ T8855]  ? __pfx__printk+0x10/0x10
[  416.754756][ T8855]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  416.754777][ T8855]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  416.754804][ T8855]  sysfs_create_dir_ns+0x2ce/0x3a0
[  416.754826][ T8855]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  416.754853][ T8855]  kobject_add_internal+0x435/0x8d0
[  416.754883][ T8855]  kobject_init_and_add+0x124/0x190
[  416.754904][ T8855]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  416.754935][ T8855]  ? __pfx_kobject_init_and_add+0x10/0x10
[  416.754960][ T8855]  ? __init_swait_queue_head+0xae/0x150
[  416.754988][ T8855]  gfs2_sys_fs_add+0x23b/0x4a0
[  416.755009][ T8855]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  416.755035][ T8855]  ? __pfx_alloc_workqueue+0x10/0x10
[  416.858393][ T8855]  ? read_word_at_a_time+0xe/0x20
[  416.863446][ T8855]  ? sized_strscpy+0x8d/0x220
[  416.868129][ T8855]  gfs2_fill_super+0x11ee/0x24d0
[  416.873089][ T8855]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.878386][ T8855]  ? snprintf+0xda/0x120
[  416.882727][ T8855]  ? __pfx_lock_release+0x10/0x10
[  416.887845][ T8855]  ? do_raw_spin_lock+0x14f/0x370
[  416.892885][ T8855]  ? __pfx_snprintf+0x10/0x10
[  416.897571][ T8855]  ? sb_set_blocksize+0x98/0xf0
[  416.902453][ T8855]  ? setup_bdev_super+0x4e6/0x5d0
[  416.907576][ T8855]  get_tree_bdev+0x3f7/0x570
[  416.912179][ T8855]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.917517][ T8855]  ? __pfx_get_tree_bdev+0x10/0x10
[  416.922663][ T8855]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  416.928357][ T8855]  gfs2_get_tree+0x54/0x220
[  416.932985][ T8855]  vfs_get_tree+0x90/0x2b0
[  416.937419][ T8855]  do_new_mount+0x2be/0xb40
[  416.941975][ T8855]  ? __pfx_do_new_mount+0x10/0x10
[  416.947189][ T8855]  __se_sys_mount+0x2d6/0x3c0
[  416.951971][ T8855]  ? __pfx___se_sys_mount+0x10/0x10
[  416.957187][ T8855]  ? do_syscall_64+0x100/0x230
[  416.962281][ T8855]  ? __x64_sys_mount+0x20/0xc0
[  416.967177][ T8855]  do_syscall_64+0xf3/0x230
[  416.971781][ T8855]  ? clear_bhb_loop+0x35/0x90
[  416.976571][ T8855]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  416.982908][ T8855] RIP: 0033:0x7f870f77b61a
[  416.987324][ T8855] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  417.006959][ T8855] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  417.015395][ T8855] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  417.023550][ T8855] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  417.031521][ T8855] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  417.039499][ T8855] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  417.047476][ T8855] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  417.055568][ T8855]  </TASK>
[  417.074601][ T8864] CPU: 1 UID: 0 PID: 8864 Comm: syz.0.509 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  417.085281][ T8864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  417.095607][ T8864] Call Trace:
[  417.098933][ T8864]  <TASK>
[  417.101863][ T8864]  dump_stack_lvl+0x241/0x360
[  417.106734][ T8864]  ? __pfx_dump_stack_lvl+0x10/0x10
[  417.112019][ T8864]  ? __pfx__printk+0x10/0x10
[  417.116615][ T8864]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  417.121993][ T8864]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  417.127638][ T8864]  sysfs_create_dir_ns+0x2ce/0x3a0
[  417.132846][ T8864]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  417.138502][ T8864]  kobject_add_internal+0x435/0x8d0
[  417.143710][ T8864]  kobject_init_and_add+0x124/0x190
[  417.148938][ T8864]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  417.154763][ T8864]  ? __pfx_kobject_init_and_add+0x10/0x10
[  417.160544][ T8864]  ? __init_swait_queue_head+0xae/0x150
[  417.166228][ T8864]  gfs2_sys_fs_add+0x23b/0x4a0
[  417.171005][ T8864]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  417.176298][ T8864]  ? __pfx_alloc_workqueue+0x10/0x10
[  417.181685][ T8864]  ? read_word_at_a_time+0xe/0x20
[  417.186723][ T8864]  ? sized_strscpy+0x8d/0x220
[  417.191576][ T8864]  gfs2_fill_super+0x11ee/0x24d0
[  417.196557][ T8864]  ? __pfx_gfs2_fill_super+0x10/0x10
[  417.201847][ T8864]  ? snprintf+0xda/0x120
[  417.206180][ T8864]  ? __pfx_lock_release+0x10/0x10
[  417.211245][ T8864]  ? do_raw_spin_lock+0x14f/0x370
[  417.216437][ T8864]  ? __pfx_snprintf+0x10/0x10
[  417.221144][ T8864]  ? sb_set_blocksize+0x98/0xf0
[  417.226024][ T8864]  ? setup_bdev_super+0x4e6/0x5d0
[  417.231148][ T8864]  get_tree_bdev+0x3f7/0x570
[  417.235784][ T8864]  ? __pfx_gfs2_fill_super+0x10/0x10
[  417.241122][ T8864]  ? __pfx_get_tree_bdev+0x10/0x10
[  417.246251][ T8864]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  417.252003][ T8864]  gfs2_get_tree+0x54/0x220
[  417.256838][ T8864]  vfs_get_tree+0x90/0x2b0
[  417.261321][ T8864]  do_new_mount+0x2be/0xb40
[  417.265921][ T8864]  ? __pfx_do_new_mount+0x10/0x10
[  417.271144][ T8864]  __se_sys_mount+0x2d6/0x3c0
[  417.275866][ T8864]  ? __pfx___se_sys_mount+0x10/0x10
[  417.281104][ T8864]  ? do_syscall_64+0x100/0x230
[  417.286058][ T8864]  ? __x64_sys_mount+0x20/0xc0
[  417.290866][ T8864]  do_syscall_64+0xf3/0x230
[  417.295418][ T8864]  ? clear_bhb_loop+0x35/0x90
[  417.300186][ T8864]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  417.306085][ T8864] RIP: 0033:0x7fbbaf37b61a
[  417.310525][ T8864] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  417.330432][ T8864] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  417.338861][ T8864] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  417.346889][ T8864] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  417.354957][ T8864] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  417.362948][ T8864] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  417.370933][ T8864] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  417.379180][ T8864]  </TASK>
[  417.429639][ T8855] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  417.469752][ T8855] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  417.509889][ T8864] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  417.563648][ T8864] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  418.313424][ T8876] loop2: detected capacity change from 0 to 32768
[  418.350358][ T8876] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  418.358854][ T8876] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  418.402407][ T8876] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  418.432598][ T5311] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  418.457205][ T5311] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  418.651690][ T5311] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 194ms
[  418.669777][ T5311] gfs2: fsid=syz:syz.0: jid=0: Done
[  418.684332][ T8876] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  418.812089][ T8874] loop3: detected capacity change from 0 to 32768
[  418.862162][ T8874] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  418.869832][ T8874] CPU: 1 UID: 0 PID: 8874 Comm: syz.3.511 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  418.880486][ T8874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  418.890598][ T8874] Call Trace:
[  418.893994][ T8874]  <TASK>
[  418.896953][ T8874]  dump_stack_lvl+0x241/0x360
[  418.901720][ T8874]  ? __pfx_dump_stack_lvl+0x10/0x10
[  418.906970][ T8874]  ? __pfx__printk+0x10/0x10
[  418.911620][ T8874]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  418.916946][ T8874]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  418.922550][ T8874]  sysfs_create_dir_ns+0x2ce/0x3a0
[  418.927738][ T8874]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  418.933432][ T8874]  kobject_add_internal+0x435/0x8d0
[  418.938679][ T8874]  kobject_init_and_add+0x124/0x190
[  418.943918][ T8874]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  418.949747][ T8874]  ? __pfx_kobject_init_and_add+0x10/0x10
[  418.955832][ T8874]  ? __init_swait_queue_head+0xae/0x150
[  418.961400][ T8874]  gfs2_sys_fs_add+0x23b/0x4a0
[  418.966168][ T8874]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  418.971460][ T8874]  ? __pfx_alloc_workqueue+0x10/0x10
[  418.976792][ T8874]  ? read_word_at_a_time+0xe/0x20
[  418.981824][ T8874]  ? sized_strscpy+0x8d/0x220
[  418.986511][ T8874]  gfs2_fill_super+0x11ee/0x24d0
[  418.991478][ T8874]  ? __pfx_gfs2_fill_super+0x10/0x10
[  418.996777][ T8874]  ? snprintf+0xda/0x120
[  419.001027][ T8874]  ? __pfx_lock_release+0x10/0x10
[  419.006070][ T8874]  ? do_raw_spin_lock+0x14f/0x370
[  419.011099][ T8874]  ? __pfx_snprintf+0x10/0x10
[  419.015786][ T8874]  ? sb_set_blocksize+0x98/0xf0
[  419.020644][ T8874]  ? setup_bdev_super+0x4e6/0x5d0
[  419.025697][ T8874]  get_tree_bdev+0x3f7/0x570
[  419.030322][ T8874]  ? __pfx_gfs2_fill_super+0x10/0x10
[  419.035665][ T8874]  ? __pfx_get_tree_bdev+0x10/0x10
[  419.040850][ T8874]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  419.046533][ T8874]  gfs2_get_tree+0x54/0x220
[  419.051149][ T8874]  vfs_get_tree+0x90/0x2b0
[  419.055587][ T8874]  do_new_mount+0x2be/0xb40
[  419.060106][ T8874]  ? __pfx_do_new_mount+0x10/0x10
[  419.065187][ T8874]  __se_sys_mount+0x2d6/0x3c0
[  419.069993][ T8874]  ? __pfx___se_sys_mount+0x10/0x10
[  419.075224][ T8874]  ? do_syscall_64+0x100/0x230
[  419.080085][ T8874]  ? __x64_sys_mount+0x20/0xc0
[  419.084953][ T8874]  do_syscall_64+0xf3/0x230
[  419.089458][ T8874]  ? clear_bhb_loop+0x35/0x90
[  419.094141][ T8874]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  419.100138][ T8874] RIP: 0033:0x7f0c2c57b61a
[  419.104562][ T8874] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  419.124170][ T8874] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  419.133143][ T8874] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  419.141130][ T8874] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  419.149101][ T8874] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  419.157178][ T8874] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  419.165147][ T8874] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  419.173191][ T8874]  </TASK>
[  419.195612][ T8874] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  419.229629][ T8874] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  419.447603][ T8882] loop1: detected capacity change from 0 to 32768
[  419.460059][ T8882] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  419.467613][ T8882] CPU: 0 UID: 0 PID: 8882 Comm: syz.1.514 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  419.478260][ T8882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  419.488446][ T8882] Call Trace:
[  419.491896][ T8882]  <TASK>
[  419.494882][ T8882]  dump_stack_lvl+0x241/0x360
[  419.499624][ T8882]  ? __pfx_dump_stack_lvl+0x10/0x10
[  419.504962][ T8882]  ? __pfx__printk+0x10/0x10
[  419.509782][ T8882]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  419.515130][ T8882]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  419.520761][ T8882]  sysfs_create_dir_ns+0x2ce/0x3a0
[  419.525934][ T8882]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  419.531637][ T8882]  kobject_add_internal+0x435/0x8d0
[  419.536903][ T8882]  kobject_init_and_add+0x124/0x190
[  419.542237][ T8882]  ? __pfx_lockdep_init_map_type+0x10/0x10
2024/10/15 17:12:34 executed programs: 510
[  419.548110][ T8882]  ? __pfx_kobject_init_and_add+0x10/0x10
[  419.553889][ T8882]  ? __init_swait_queue_head+0xae/0x150
[  419.559513][ T8882]  gfs2_sys_fs_add+0x23b/0x4a0
[  419.564333][ T8882]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  419.569762][ T8882]  ? __pfx_alloc_workqueue+0x10/0x10
[  419.575202][ T8882]  ? read_word_at_a_time+0xe/0x20
[  419.580301][ T8882]  ? sized_strscpy+0x8d/0x220
[  419.585050][ T8882]  gfs2_fill_super+0x11ee/0x24d0
[  419.590077][ T8882]  ? __pfx_gfs2_fill_super+0x10/0x10
[  419.595426][ T8882]  ? snprintf+0xda/0x120
[  419.599723][ T8882]  ? __pfx_lock_release+0x10/0x10
[  419.604809][ T8882]  ? do_raw_spin_lock+0x14f/0x370
[  419.609891][ T8882]  ? __pfx_snprintf+0x10/0x10
[  419.614627][ T8882]  ? sb_set_blocksize+0x98/0xf0
[  419.619600][ T8882]  ? setup_bdev_super+0x4e6/0x5d0
[  419.624672][ T8882]  get_tree_bdev+0x3f7/0x570
[  419.629334][ T8882]  ? __pfx_gfs2_fill_super+0x10/0x10
[  419.634713][ T8882]  ? __pfx_get_tree_bdev+0x10/0x10
[  419.639883][ T8882]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  419.645599][ T8882]  gfs2_get_tree+0x54/0x220
[  419.650193][ T8882]  vfs_get_tree+0x90/0x2b0
[  419.654663][ T8882]  do_new_mount+0x2be/0xb40
[  419.659238][ T8882]  ? __pfx_do_new_mount+0x10/0x10
[  419.664330][ T8882]  __se_sys_mount+0x2d6/0x3c0
[  419.669154][ T8882]  ? __pfx___se_sys_mount+0x10/0x10
[  419.674411][ T8882]  ? do_syscall_64+0x100/0x230
[  419.679278][ T8882]  ? __x64_sys_mount+0x20/0xc0
[  419.684194][ T8882]  do_syscall_64+0xf3/0x230
[  419.688842][ T8882]  ? clear_bhb_loop+0x35/0x90
[  419.693572][ T8882]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  419.699530][ T8882] RIP: 0033:0x7f870f77b61a
[  419.703978][ T8882] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  419.723732][ T8882] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  419.732216][ T8882] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  419.740321][ T8882] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  419.748514][ T8882] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  419.756668][ T8882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  419.764870][ T8882] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  419.772900][ T8882]  </TASK>
[  419.793303][ T8882] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  419.816973][ T8882] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  419.859197][ T8880] loop4: detected capacity change from 0 to 32768
[  419.948934][ T8880] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  419.985232][ T8880] CPU: 1 UID: 0 PID: 8880 Comm: syz.4.513 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  419.995926][ T8880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  420.006029][ T8880] Call Trace:
[  420.009352][ T8880]  <TASK>
[  420.012321][ T8880]  dump_stack_lvl+0x241/0x360
[  420.017139][ T8880]  ? __pfx_dump_stack_lvl+0x10/0x10
[  420.022384][ T8880]  ? __pfx__printk+0x10/0x10
[  420.027022][ T8880]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  420.032443][ T8880]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  420.038123][ T8880]  sysfs_create_dir_ns+0x2ce/0x3a0
[  420.043389][ T8880]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  420.049162][ T8880]  kobject_add_internal+0x435/0x8d0
[  420.054427][ T8880]  kobject_init_and_add+0x124/0x190
[  420.059676][ T8880]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  420.065553][ T8880]  ? __pfx_kobject_init_and_add+0x10/0x10
[  420.071325][ T8880]  ? __init_swait_queue_head+0xae/0x150
[  420.077019][ T8880]  gfs2_sys_fs_add+0x23b/0x4a0
[  420.081820][ T8880]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  420.087121][ T8880]  ? __pfx_alloc_workqueue+0x10/0x10
[  420.092413][ T8880]  ? read_word_at_a_time+0xe/0x20
[  420.097437][ T8880]  ? sized_strscpy+0x8d/0x220
[  420.102123][ T8880]  gfs2_fill_super+0x11ee/0x24d0
[  420.107088][ T8880]  ? __pfx_gfs2_fill_super+0x10/0x10
[  420.112465][ T8880]  ? snprintf+0xda/0x120
[  420.116720][ T8880]  ? __pfx_lock_release+0x10/0x10
[  420.121770][ T8880]  ? do_raw_spin_lock+0x14f/0x370
[  420.126805][ T8880]  ? __pfx_snprintf+0x10/0x10
[  420.131492][ T8880]  ? sb_set_blocksize+0x98/0xf0
[  420.136343][ T8880]  ? setup_bdev_super+0x4e6/0x5d0
[  420.141381][ T8880]  get_tree_bdev+0x3f7/0x570
[  420.145981][ T8880]  ? __pfx_gfs2_fill_super+0x10/0x10
[  420.151273][ T8880]  ? __pfx_get_tree_bdev+0x10/0x10
[  420.156388][ T8880]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  420.162121][ T8880]  gfs2_get_tree+0x54/0x220
[  420.166637][ T8880]  vfs_get_tree+0x90/0x2b0
[  420.171064][ T8880]  do_new_mount+0x2be/0xb40
[  420.175578][ T8880]  ? __pfx_do_new_mount+0x10/0x10
[  420.180623][ T8880]  __se_sys_mount+0x2d6/0x3c0
[  420.185309][ T8880]  ? __pfx___se_sys_mount+0x10/0x10
[  420.190574][ T8880]  ? do_syscall_64+0x100/0x230
[  420.195381][ T8880]  ? __x64_sys_mount+0x20/0xc0
[  420.200159][ T8880]  do_syscall_64+0xf3/0x230
[  420.204838][ T8880]  ? clear_bhb_loop+0x35/0x90
[  420.209690][ T8880]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  420.215589][ T8880] RIP: 0033:0x7f405c97b61a
[  420.220098][ T8880] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  420.239986][ T8880] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  420.248608][ T8880] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  420.256593][ T8880] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  420.264659][ T8880] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  420.272639][ T8880] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  420.280612][ T8880] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  420.288623][ T8880]  </TASK>
[  420.332075][ T8878] loop0: detected capacity change from 0 to 32768
[  420.380709][ T8880] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  420.404110][ T8880] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  420.561208][ T8878] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  420.599649][ T8878] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  420.713168][ T8878] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  420.723547][ T5998] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  420.732378][ T5998] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  420.806119][ T5998] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 73ms
[  420.820996][ T5998] gfs2: fsid=syz:syz.0: jid=0: Done
[  420.826584][ T8878] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  421.402524][ T8892] loop3: detected capacity change from 0 to 32768
[  421.429744][ T8892] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  421.437422][ T8892] CPU: 0 UID: 0 PID: 8892 Comm: syz.3.516 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  421.448075][ T8892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  421.458194][ T8892] Call Trace:
[  421.461518][ T8892]  <TASK>
[  421.464476][ T8892]  dump_stack_lvl+0x241/0x360
[  421.469193][ T8892]  ? __pfx_dump_stack_lvl+0x10/0x10
[  421.474445][ T8892]  ? __pfx__printk+0x10/0x10
[  421.479100][ T8892]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  421.484608][ T8892]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  421.490206][ T8892]  sysfs_create_dir_ns+0x2ce/0x3a0
[  421.495389][ T8892]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  421.501092][ T8892]  kobject_add_internal+0x435/0x8d0
[  421.506348][ T8892]  kobject_init_and_add+0x124/0x190
[  421.511590][ T8892]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  421.517416][ T8892]  ? __pfx_kobject_init_and_add+0x10/0x10
[  421.523235][ T8892]  ? __init_swait_queue_head+0xae/0x150
[  421.528884][ T8892]  gfs2_sys_fs_add+0x23b/0x4a0
[  421.533657][ T8892]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  421.538990][ T8892]  ? __pfx_alloc_workqueue+0x10/0x10
[  421.544280][ T8892]  ? read_word_at_a_time+0xe/0x20
[  421.549309][ T8892]  ? sized_strscpy+0x8d/0x220
[  421.553999][ T8892]  gfs2_fill_super+0x11ee/0x24d0
[  421.558960][ T8892]  ? __pfx_gfs2_fill_super+0x10/0x10
[  421.564248][ T8892]  ? snprintf+0xda/0x120
[  421.568495][ T8892]  ? __pfx_lock_release+0x10/0x10
[  421.573523][ T8892]  ? do_raw_spin_lock+0x14f/0x370
[  421.578551][ T8892]  ? __pfx_snprintf+0x10/0x10
[  421.583237][ T8892]  ? sb_set_blocksize+0x98/0xf0
[  421.588178][ T8892]  ? setup_bdev_super+0x4e6/0x5d0
[  421.593207][ T8892]  get_tree_bdev+0x3f7/0x570
[  421.597810][ T8892]  ? __pfx_gfs2_fill_super+0x10/0x10
[  421.603239][ T8892]  ? __pfx_get_tree_bdev+0x10/0x10
[  421.608352][ T8892]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  421.613991][ T8892]  gfs2_get_tree+0x54/0x220
[  421.618513][ T8892]  vfs_get_tree+0x90/0x2b0
[  421.622949][ T8892]  do_new_mount+0x2be/0xb40
[  421.627570][ T8892]  ? __pfx_do_new_mount+0x10/0x10
[  421.632632][ T8892]  __se_sys_mount+0x2d6/0x3c0
[  421.637312][ T8892]  ? __pfx___se_sys_mount+0x10/0x10
[  421.642539][ T8892]  ? do_syscall_64+0x100/0x230
[  421.647483][ T8892]  ? __x64_sys_mount+0x20/0xc0
[  421.652254][ T8892]  do_syscall_64+0xf3/0x230
[  421.656764][ T8892]  ? clear_bhb_loop+0x35/0x90
[  421.661475][ T8892]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  421.667413][ T8892] RIP: 0033:0x7f0c2c57b61a
[  421.671933][ T8892] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  421.691648][ T8892] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  421.700163][ T8892] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  421.708143][ T8892] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  421.716127][ T8892] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  421.724276][ T8892] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  421.732248][ T8892] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  421.740232][ T8892]  </TASK>
[  421.744532][ T8892] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  421.759520][ T8892] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  421.931141][ T8899] loop1: detected capacity change from 0 to 32768
[  421.991860][ T8897] loop2: detected capacity change from 0 to 32768
[  422.160889][ T8897] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  422.195412][ T8899] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  422.197148][ T8904] loop4: detected capacity change from 0 to 32768
[  422.209675][ T8899] CPU: 1 UID: 0 PID: 8899 Comm: syz.1.517 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  422.220429][ T8899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  422.230537][ T8899] Call Trace:
[  422.233940][ T8899]  <TASK>
[  422.236900][ T8899]  dump_stack_lvl+0x241/0x360
[  422.241627][ T8899]  ? __pfx_dump_stack_lvl+0x10/0x10
[  422.246877][ T8899]  ? __pfx__printk+0x10/0x10
[  422.251576][ T8899]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  422.256918][ T8899]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  422.262524][ T8899]  sysfs_create_dir_ns+0x2ce/0x3a0
[  422.267705][ T8899]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  422.273424][ T8899]  kobject_add_internal+0x435/0x8d0
[  422.278772][ T8899]  kobject_init_and_add+0x124/0x190
[  422.281177][ T8897] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  422.283999][ T8899]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  422.294034][ T8904] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  422.296908][ T8899]  ? __pfx_kobject_init_and_add+0x10/0x10
[  422.310050][ T8899]  ? __init_swait_queue_head+0xae/0x150
[  422.315654][ T8899]  gfs2_sys_fs_add+0x23b/0x4a0
[  422.320448][ T8899]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  422.325759][ T8899]  ? __pfx_alloc_workqueue+0x10/0x10
[  422.331053][ T8899]  ? read_word_at_a_time+0xe/0x20
[  422.336085][ T8899]  ? sized_strscpy+0x8d/0x220
[  422.340854][ T8899]  gfs2_fill_super+0x11ee/0x24d0
[  422.345819][ T8899]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.351109][ T8899]  ? snprintf+0xda/0x120
[  422.355356][ T8899]  ? __pfx_lock_release+0x10/0x10
[  422.360472][ T8899]  ? do_raw_spin_lock+0x14f/0x370
[  422.365503][ T8899]  ? __pfx_snprintf+0x10/0x10
[  422.370203][ T8899]  ? sb_set_blocksize+0x98/0xf0
[  422.375077][ T8899]  ? setup_bdev_super+0x4e6/0x5d0
[  422.380118][ T8899]  get_tree_bdev+0x3f7/0x570
[  422.384810][ T8899]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.390196][ T8899]  ? __pfx_get_tree_bdev+0x10/0x10
[  422.395310][ T8899]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  422.400951][ T8899]  gfs2_get_tree+0x54/0x220
[  422.405465][ T8899]  vfs_get_tree+0x90/0x2b0
[  422.409908][ T8899]  do_new_mount+0x2be/0xb40
[  422.414512][ T8899]  ? __pfx_do_new_mount+0x10/0x10
[  422.419549][ T8899]  __se_sys_mount+0x2d6/0x3c0
[  422.424233][ T8899]  ? __pfx___se_sys_mount+0x10/0x10
[  422.429548][ T8899]  ? do_syscall_64+0x100/0x230
[  422.434319][ T8899]  ? __x64_sys_mount+0x20/0xc0
[  422.439090][ T8899]  do_syscall_64+0xf3/0x230
[  422.443596][ T8899]  ? clear_bhb_loop+0x35/0x90
[  422.448280][ T8899]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  422.454180][ T8899] RIP: 0033:0x7f870f77b61a
[  422.458605][ T8899] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  422.478526][ T8899] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  422.487051][ T8899] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  422.495122][ T8899] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  422.503185][ T8899] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  422.511160][ T8899] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  422.519139][ T8899] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  422.527134][ T8899]  </TASK>
[  422.533251][ T8899] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  422.547546][ T8904] CPU: 0 UID: 0 PID: 8904 Comm: syz.4.518 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  422.558369][ T8904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  422.568564][ T8904] Call Trace:
[  422.571878][ T8904]  <TASK>
[  422.574985][ T8904]  dump_stack_lvl+0x241/0x360
[  422.579750][ T8904]  ? __pfx_dump_stack_lvl+0x10/0x10
[  422.585003][ T8904]  ? __pfx__printk+0x10/0x10
[  422.589652][ T8904]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  422.595602][ T8904]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  422.601207][ T8904]  sysfs_create_dir_ns+0x2ce/0x3a0
[  422.606405][ T8904]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  422.612106][ T8904]  kobject_add_internal+0x435/0x8d0
[  422.617365][ T8904]  kobject_init_and_add+0x124/0x190
[  422.622618][ T8904]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  422.628484][ T8904]  ? __pfx_kobject_init_and_add+0x10/0x10
[  422.634269][ T8904]  ? __init_swait_queue_head+0xae/0x150
[  422.639875][ T8904]  gfs2_sys_fs_add+0x23b/0x4a0
[  422.644712][ T8904]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  422.650055][ T8904]  ? __pfx_alloc_workqueue+0x10/0x10
[  422.655405][ T8904]  ? read_word_at_a_time+0xe/0x20
[  422.660599][ T8904]  ? sized_strscpy+0x8d/0x220
[  422.665385][ T8904]  gfs2_fill_super+0x11ee/0x24d0
[  422.670426][ T8904]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.675944][ T8904]  ? snprintf+0xda/0x120
[  422.680228][ T8904]  ? __pfx_lock_release+0x10/0x10
[  422.685292][ T8904]  ? do_raw_spin_lock+0x14f/0x370
[  422.690375][ T8904]  ? __pfx_snprintf+0x10/0x10
[  422.695077][ T8904]  ? sb_set_blocksize+0x98/0xf0
[  422.699940][ T8904]  ? setup_bdev_super+0x4e6/0x5d0
[  422.705000][ T8904]  get_tree_bdev+0x3f7/0x570
[  422.709601][ T8904]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.714913][ T8904]  ? __pfx_get_tree_bdev+0x10/0x10
[  422.720042][ T8904]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  422.725689][ T8904]  gfs2_get_tree+0x54/0x220
[  422.730259][ T8904]  vfs_get_tree+0x90/0x2b0
[  422.734750][ T8904]  do_new_mount+0x2be/0xb40
[  422.739402][ T8904]  ? __pfx_do_new_mount+0x10/0x10
[  422.744467][ T8904]  __se_sys_mount+0x2d6/0x3c0
[  422.749165][ T8904]  ? __pfx___se_sys_mount+0x10/0x10
[  422.754399][ T8904]  ? do_syscall_64+0x100/0x230
[  422.759357][ T8904]  ? __x64_sys_mount+0x20/0xc0
[  422.764238][ T8904]  do_syscall_64+0xf3/0x230
[  422.768745][ T8904]  ? clear_bhb_loop+0x35/0x90
[  422.773433][ T8904]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  422.779473][ T8904] RIP: 0033:0x7f405c97b61a
[  422.783908][ T8904] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  422.803624][ T8904] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  422.812056][ T8904] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  422.820033][ T8904] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  422.828019][ T8904] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  422.835988][ T8904] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  422.843969][ T8904] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  422.852009][ T8904]  </TASK>
[  422.865814][ T8904] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  422.883960][ T8904] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  422.901130][ T8899] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  422.912436][ T8897] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  423.237511][   T47] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  423.252076][   T47] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  423.405608][   T47] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 153ms
[  423.439507][   T47] gfs2: fsid=syz:syz.0: jid=0: Done
[  423.444860][ T8897] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  423.464807][ T8897] gfs2: fsid=syz:syz.0: can't create logd thread: -4
[  423.745612][ T8916] loop3: detected capacity change from 0 to 32768
[  423.795842][ T8916] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  423.826932][ T8916] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  423.899713][ T8916] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  423.979769][ T8909] loop0: detected capacity change from 0 to 32768
[  424.000189][ T5998] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  424.020126][ T8909] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  424.027754][ T8909] CPU: 1 UID: 0 PID: 8909 Comm: syz.0.519 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  424.029433][ T5998] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  424.038358][ T8909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  424.038378][ T8909] Call Trace:
[  424.038388][ T8909]  <TASK>
[  424.038397][ T8909]  dump_stack_lvl+0x241/0x360
[  424.038429][ T8909]  ? __pfx_dump_stack_lvl+0x10/0x10
[  424.038448][ T8909]  ? __pfx__printk+0x10/0x10
[  424.076053][ T8909]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  424.081573][ T8909]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  424.087283][ T8909]  sysfs_create_dir_ns+0x2ce/0x3a0
[  424.092455][ T8909]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  424.098186][ T8909]  kobject_add_internal+0x435/0x8d0
[  424.103400][ T8909]  kobject_init_and_add+0x124/0x190
[  424.108617][ T8909]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  424.114457][ T8909]  ? __pfx_kobject_init_and_add+0x10/0x10
[  424.120205][ T8909]  ? __init_swait_queue_head+0xae/0x150
[  424.125767][ T8909]  gfs2_sys_fs_add+0x23b/0x4a0
[  424.130636][ T8909]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  424.135929][ T8909]  ? __pfx_alloc_workqueue+0x10/0x10
[  424.141310][ T8909]  ? read_word_at_a_time+0xe/0x20
[  424.146349][ T8909]  ? sized_strscpy+0x8d/0x220
[  424.151077][ T8909]  gfs2_fill_super+0x11ee/0x24d0
[  424.156037][ T8909]  ? __pfx_gfs2_fill_super+0x10/0x10
[  424.161333][ T8909]  ? snprintf+0xda/0x120
[  424.165669][ T8909]  ? __pfx_lock_release+0x10/0x10
[  424.170700][ T8909]  ? do_raw_spin_lock+0x14f/0x370
[  424.175918][ T8909]  ? __pfx_snprintf+0x10/0x10
[  424.180618][ T8909]  ? sb_set_blocksize+0x98/0xf0
[  424.185515][ T8909]  ? setup_bdev_super+0x4e6/0x5d0
[  424.190679][ T8909]  get_tree_bdev+0x3f7/0x570
[  424.195299][ T8909]  ? __pfx_gfs2_fill_super+0x10/0x10
[  424.200894][ T8909]  ? __pfx_get_tree_bdev+0x10/0x10
[  424.206098][ T8909]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  424.211742][ T8909]  gfs2_get_tree+0x54/0x220
[  424.216360][ T8909]  vfs_get_tree+0x90/0x2b0
[  424.220807][ T8909]  do_new_mount+0x2be/0xb40
[  424.225566][ T8909]  ? __pfx_do_new_mount+0x10/0x10
[  424.230632][ T8909]  __se_sys_mount+0x2d6/0x3c0
[  424.235333][ T8909]  ? __pfx___se_sys_mount+0x10/0x10
[  424.240546][ T8909]  ? do_syscall_64+0x100/0x230
[  424.245317][ T8909]  ? __x64_sys_mount+0x20/0xc0
[  424.250092][ T8909]  do_syscall_64+0xf3/0x230
[  424.254602][ T8909]  ? clear_bhb_loop+0x35/0x90
[  424.259288][ T8909]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  424.265255][ T8909] RIP: 0033:0x7fbbaf37b61a
[  424.269677][ T8909] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  424.289923][ T8909] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  424.298537][ T8909] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  424.306520][ T8909] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  424.314502][ T8909] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  424.322603][ T8909] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  424.330751][ T8909] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  424.338742][ T8909]  </TASK>
[  424.410711][ T8909] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  424.479959][ T5998] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 450ms
[  424.489545][ T8909] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  424.506867][ T5998] gfs2: fsid=syz:syz.0: jid=0: Done
[  424.516986][ T8916] gfs2: fsid=syz:syz.0: first mount done, others may mount
2024/10/15 17:12:39 executed programs: 519
[  424.712473][ T8918] loop4: detected capacity change from 0 to 32768
[  424.919981][ T8925] loop2: detected capacity change from 0 to 32768
[  424.947458][ T8921] loop1: detected capacity change from 0 to 32768
[  424.961625][ T8918] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  424.974722][ T8918] CPU: 1 UID: 0 PID: 8918 Comm: syz.4.521 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  424.985501][ T8918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  424.995809][ T8918] Call Trace:
[  424.998840][ T8921] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  424.999097][ T8918]  <TASK>
[  425.009677][ T8918]  dump_stack_lvl+0x241/0x360
[  425.014419][ T8918]  ? __pfx_dump_stack_lvl+0x10/0x10
[  425.019763][ T8918]  ? __pfx__printk+0x10/0x10
[  425.024490][ T8918]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  425.030327][ T8918]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  425.035901][ T8918]  sysfs_create_dir_ns+0x2ce/0x3a0
[  425.041043][ T8918]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  425.046817][ T8918]  kobject_add_internal+0x435/0x8d0
[  425.052046][ T8918]  kobject_init_and_add+0x124/0x190
[  425.057366][ T8918]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  425.063439][ T8918]  ? __pfx_kobject_init_and_add+0x10/0x10
[  425.069222][ T8918]  ? __init_swait_queue_head+0xae/0x150
[  425.074895][ T8918]  gfs2_sys_fs_add+0x23b/0x4a0
[  425.079709][ T8918]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  425.085136][ T8918]  ? __pfx_alloc_workqueue+0x10/0x10
[  425.090705][ T8918]  ? read_word_at_a_time+0xe/0x20
[  425.095754][ T8918]  ? sized_strscpy+0x8d/0x220
[  425.100450][ T8918]  gfs2_fill_super+0x11ee/0x24d0
[  425.105424][ T8918]  ? __pfx_gfs2_fill_super+0x10/0x10
[  425.110720][ T8918]  ? snprintf+0xda/0x120
[  425.114971][ T8918]  ? __pfx_lock_release+0x10/0x10
[  425.120012][ T8918]  ? do_raw_spin_lock+0x14f/0x370
[  425.125059][ T8918]  ? __pfx_snprintf+0x10/0x10
[  425.129761][ T8918]  ? sb_set_blocksize+0x98/0xf0
[  425.134639][ T8918]  ? setup_bdev_super+0x4e6/0x5d0
[  425.139690][ T8918]  get_tree_bdev+0x3f7/0x570
[  425.144733][ T8918]  ? __pfx_gfs2_fill_super+0x10/0x10
[  425.150038][ T8918]  ? __pfx_get_tree_bdev+0x10/0x10
[  425.155164][ T8918]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  425.160856][ T8918]  gfs2_get_tree+0x54/0x220
[  425.165473][ T8918]  vfs_get_tree+0x90/0x2b0
[  425.170082][ T8918]  do_new_mount+0x2be/0xb40
[  425.174692][ T8918]  ? __pfx_do_new_mount+0x10/0x10
[  425.179740][ T8918]  __se_sys_mount+0x2d6/0x3c0
[  425.184440][ T8918]  ? __pfx___se_sys_mount+0x10/0x10
[  425.189651][ T8918]  ? do_syscall_64+0x100/0x230
[  425.194869][ T8918]  ? __x64_sys_mount+0x20/0xc0
[  425.199735][ T8918]  do_syscall_64+0xf3/0x230
[  425.204253][ T8918]  ? clear_bhb_loop+0x35/0x90
[  425.209122][ T8918]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  425.215032][ T8918] RIP: 0033:0x7f405c97b61a
[  425.219466][ T8918] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  425.239111][ T8918] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  425.247639][ T8918] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  425.255800][ T8918] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  425.263902][ T8918] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  425.271983][ T8918] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  425.280085][ T8918] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  425.288089][ T8918]  </TASK>
[  425.291134][ T8921] CPU: 0 UID: 0 PID: 8921 Comm: syz.1.522 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  425.301773][ T8921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  425.312133][ T8921] Call Trace:
[  425.315527][ T8921]  <TASK>
[  425.318464][ T8921]  dump_stack_lvl+0x241/0x360
[  425.323203][ T8921]  ? __pfx_dump_stack_lvl+0x10/0x10
[  425.328485][ T8921]  ? __pfx__printk+0x10/0x10
[  425.333223][ T8921]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  425.338529][ T8921]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  425.344131][ T8921]  sysfs_create_dir_ns+0x2ce/0x3a0
[  425.349271][ T8921]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  425.354930][ T8921]  kobject_add_internal+0x435/0x8d0
[  425.360142][ T8921]  kobject_init_and_add+0x124/0x190
[  425.365376][ T8921]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  425.371264][ T8921]  ? __pfx_kobject_init_and_add+0x10/0x10
[  425.376998][ T8921]  ? __init_swait_queue_head+0xae/0x150
[  425.382564][ T8921]  gfs2_sys_fs_add+0x23b/0x4a0
[  425.387815][ T8921]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  425.393135][ T8921]  ? __pfx_alloc_workqueue+0x10/0x10
[  425.398533][ T8921]  ? read_word_at_a_time+0xe/0x20
[  425.403579][ T8921]  ? sized_strscpy+0x8d/0x220
[  425.408347][ T8921]  gfs2_fill_super+0x11ee/0x24d0
[  425.413309][ T8921]  ? __pfx_gfs2_fill_super+0x10/0x10
[  425.418600][ T8921]  ? snprintf+0xda/0x120
[  425.422866][ T8921]  ? __pfx_lock_release+0x10/0x10
[  425.427914][ T8921]  ? do_raw_spin_lock+0x14f/0x370
[  425.432988][ T8921]  ? __pfx_snprintf+0x10/0x10
[  425.437687][ T8921]  ? sb_set_blocksize+0x98/0xf0
[  425.442641][ T8921]  ? setup_bdev_super+0x4e6/0x5d0
[  425.447686][ T8921]  get_tree_bdev+0x3f7/0x570
[  425.452558][ T8921]  ? __pfx_gfs2_fill_super+0x10/0x10
[  425.457865][ T8921]  ? __pfx_get_tree_bdev+0x10/0x10
[  425.462988][ T8921]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  425.468717][ T8921]  gfs2_get_tree+0x54/0x220
[  425.473671][ T8921]  vfs_get_tree+0x90/0x2b0
[  425.478184][ T8921]  do_new_mount+0x2be/0xb40
[  425.482731][ T8921]  ? __pfx_do_new_mount+0x10/0x10
[  425.487777][ T8921]  __se_sys_mount+0x2d6/0x3c0
[  425.492489][ T8921]  ? __pfx___se_sys_mount+0x10/0x10
[  425.498041][ T8921]  ? do_syscall_64+0x100/0x230
[  425.502809][ T8921]  ? __x64_sys_mount+0x20/0xc0
[  425.507603][ T8921]  do_syscall_64+0xf3/0x230
[  425.512144][ T8921]  ? clear_bhb_loop+0x35/0x90
[  425.516968][ T8921]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  425.523002][ T8921] RIP: 0033:0x7f870f77b61a
[  425.527430][ T8921] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  425.547073][ T8921] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  425.555508][ T8921] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  425.563627][ T8921] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  425.571637][ T8921] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  425.579675][ T8921] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  425.587660][ T8921] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  425.595692][ T8921]  </TASK>
[  425.614091][ T8921] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  425.638299][ T8918] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  425.639942][ T8925] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  425.653356][ T8918] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  425.684944][ T8921] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  425.692343][ T8925] CPU: 0 UID: 0 PID: 8925 Comm: syz.2.523 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  425.703083][ T8925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  425.713280][ T8925] Call Trace:
[  425.716604][ T8925]  <TASK>
[  425.719571][ T8925]  dump_stack_lvl+0x241/0x360
[  425.724387][ T8925]  ? __pfx_dump_stack_lvl+0x10/0x10
[  425.729737][ T8925]  ? __pfx__printk+0x10/0x10
[  425.734475][ T8925]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  425.739971][ T8925]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  425.745650][ T8925]  sysfs_create_dir_ns+0x2ce/0x3a0
[  425.750904][ T8925]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  425.756616][ T8925]  kobject_add_internal+0x435/0x8d0
[  425.761867][ T8925]  kobject_init_and_add+0x124/0x190
[  425.767184][ T8925]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  425.773214][ T8925]  ? __pfx_kobject_init_and_add+0x10/0x10
[  425.778967][ T8925]  ? __init_swait_queue_head+0xae/0x150
[  425.784533][ T8925]  gfs2_sys_fs_add+0x23b/0x4a0
[  425.789395][ T8925]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  425.794693][ T8925]  ? __pfx_alloc_workqueue+0x10/0x10
[  425.800005][ T8925]  ? read_word_at_a_time+0xe/0x20
[  425.805059][ T8925]  ? sized_strscpy+0x8d/0x220
[  425.809739][ T8925]  gfs2_fill_super+0x11ee/0x24d0
[  425.814966][ T8925]  ? __pfx_gfs2_fill_super+0x10/0x10
[  425.820272][ T8925]  ? snprintf+0xda/0x120
[  425.824525][ T8925]  ? __pfx_lock_release+0x10/0x10
[  425.829560][ T8925]  ? do_raw_spin_lock+0x14f/0x370
[  425.834805][ T8925]  ? __pfx_snprintf+0x10/0x10
[  425.839488][ T8925]  ? sb_set_blocksize+0x98/0xf0
[  425.844435][ T8925]  ? setup_bdev_super+0x4e6/0x5d0
[  425.849482][ T8925]  get_tree_bdev+0x3f7/0x570
[  425.854136][ T8925]  ? __pfx_gfs2_fill_super+0x10/0x10
[  425.859464][ T8925]  ? __pfx_get_tree_bdev+0x10/0x10
[  425.864719][ T8925]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  425.870502][ T8925]  gfs2_get_tree+0x54/0x220
[  425.875052][ T8925]  vfs_get_tree+0x90/0x2b0
[  425.879533][ T8925]  do_new_mount+0x2be/0xb40
[  425.884189][ T8925]  ? __pfx_do_new_mount+0x10/0x10
[  425.889494][ T8925]  __se_sys_mount+0x2d6/0x3c0
[  425.894224][ T8925]  ? __pfx___se_sys_mount+0x10/0x10
[  425.899508][ T8925]  ? do_syscall_64+0x100/0x230
[  425.904503][ T8925]  ? __x64_sys_mount+0x20/0xc0
[  425.909342][ T8925]  do_syscall_64+0xf3/0x230
[  425.913878][ T8925]  ? clear_bhb_loop+0x35/0x90
[  425.918559][ T8925]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  425.924554][ T8925] RIP: 0033:0x7f49b017b61a
[  425.928982][ T8925] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  425.948872][ T8925] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  425.957596][ T8925] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  425.965944][ T8925] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  425.974120][ T8925] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  425.982099][ T8925] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  425.990073][ T8925] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  425.998061][ T8925]  </TASK>
[  426.072877][ T8925] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  426.225437][ T8929] loop0: detected capacity change from 0 to 32768
[  426.235820][ T8925] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  426.294683][ T8929] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  426.302293][ T8929] CPU: 1 UID: 0 PID: 8929 Comm: syz.0.524 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  426.313021][ T8929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  426.323122][ T8929] Call Trace:
[  426.326428][ T8929]  <TASK>
[  426.329376][ T8929]  dump_stack_lvl+0x241/0x360
[  426.334123][ T8929]  ? __pfx_dump_stack_lvl+0x10/0x10
[  426.339369][ T8929]  ? __pfx__printk+0x10/0x10
[  426.344015][ T8929]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  426.349358][ T8929]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  426.354979][ T8929]  sysfs_create_dir_ns+0x2ce/0x3a0
[  426.360235][ T8929]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  426.366030][ T8929]  kobject_add_internal+0x435/0x8d0
[  426.371464][ T8929]  kobject_init_and_add+0x124/0x190
[  426.376805][ T8929]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  426.382675][ T8929]  ? __pfx_kobject_init_and_add+0x10/0x10
[  426.388474][ T8929]  ? __init_swait_queue_head+0xae/0x150
[  426.394123][ T8929]  gfs2_sys_fs_add+0x23b/0x4a0
[  426.398938][ T8929]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  426.404280][ T8929]  ? __pfx_alloc_workqueue+0x10/0x10
[  426.409710][ T8929]  ? read_word_at_a_time+0xe/0x20
[  426.414785][ T8929]  ? sized_strscpy+0x8d/0x220
[  426.419506][ T8929]  gfs2_fill_super+0x11ee/0x24d0
[  426.424529][ T8929]  ? __pfx_gfs2_fill_super+0x10/0x10
[  426.429948][ T8929]  ? snprintf+0xda/0x120
[  426.434225][ T8929]  ? __pfx_lock_release+0x10/0x10
[  426.439306][ T8929]  ? do_raw_spin_lock+0x14f/0x370
[  426.444393][ T8929]  ? __pfx_snprintf+0x10/0x10
[  426.449134][ T8929]  ? sb_set_blocksize+0x98/0xf0
[  426.454038][ T8929]  ? setup_bdev_super+0x4e6/0x5d0
[  426.459211][ T8929]  get_tree_bdev+0x3f7/0x570
[  426.463870][ T8929]  ? __pfx_gfs2_fill_super+0x10/0x10
[  426.469214][ T8929]  ? __pfx_get_tree_bdev+0x10/0x10
[  426.474819][ T8929]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  426.480617][ T8929]  gfs2_get_tree+0x54/0x220
[  426.485188][ T8929]  vfs_get_tree+0x90/0x2b0
[  426.489667][ T8929]  do_new_mount+0x2be/0xb40
[  426.494299][ T8929]  ? __pfx_do_new_mount+0x10/0x10
[  426.499397][ T8929]  __se_sys_mount+0x2d6/0x3c0
[  426.504159][ T8929]  ? __pfx___se_sys_mount+0x10/0x10
[  426.509432][ T8929]  ? do_syscall_64+0x100/0x230
[  426.514254][ T8929]  ? __x64_sys_mount+0x20/0xc0
[  426.519089][ T8929]  do_syscall_64+0xf3/0x230
[  426.523603][ T8929]  ? clear_bhb_loop+0x35/0x90
[  426.528282][ T8929]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  426.534194][ T8929] RIP: 0033:0x7fbbaf37b61a
[  426.538615][ T8929] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  426.558239][ T8929] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  426.566767][ T8929] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  426.574780][ T8929] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  426.582816][ T8929] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  426.590809][ T8929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  426.598781][ T8929] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  426.606776][ T8929]  </TASK>
[  426.627683][ T8929] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  426.648835][ T8929] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  427.079158][ T8943] loop2: detected capacity change from 0 to 32768
[  427.108508][ T8941] loop1: detected capacity change from 0 to 32768
[  427.158763][ T8943] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  427.166597][ T8943] CPU: 1 UID: 0 PID: 8943 Comm: syz.2.526 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  427.177325][ T8943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  427.187606][ T8943] Call Trace:
[  427.190930][ T8943]  <TASK>
[  427.193930][ T8943]  dump_stack_lvl+0x241/0x360
[  427.198709][ T8943]  ? __pfx_dump_stack_lvl+0x10/0x10
[  427.204102][ T8943]  ? __pfx__printk+0x10/0x10
[  427.208838][ T8943]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  427.214185][ T8943]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  427.219802][ T8943]  sysfs_create_dir_ns+0x2ce/0x3a0
[  427.225151][ T8943]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  427.230856][ T8943]  kobject_add_internal+0x435/0x8d0
[  427.236124][ T8943]  kobject_init_and_add+0x124/0x190
[  427.241399][ T8943]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  427.247326][ T8943]  ? __pfx_kobject_init_and_add+0x10/0x10
[  427.253101][ T8943]  ? __init_swait_queue_head+0xae/0x150
[  427.258680][ T8943]  gfs2_sys_fs_add+0x23b/0x4a0
[  427.263461][ T8943]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  427.268845][ T8943]  ? __pfx_alloc_workqueue+0x10/0x10
[  427.274323][ T8943]  ? read_word_at_a_time+0xe/0x20
[  427.279409][ T8943]  ? sized_strscpy+0x8d/0x220
[  427.284227][ T8943]  gfs2_fill_super+0x11ee/0x24d0
[  427.289206][ T8943]  ? __pfx_gfs2_fill_super+0x10/0x10
[  427.294596][ T8943]  ? snprintf+0xda/0x120
[  427.299004][ T8943]  ? __pfx_lock_release+0x10/0x10
[  427.304145][ T8943]  ? do_raw_spin_lock+0x14f/0x370
[  427.309286][ T8943]  ? __pfx_snprintf+0x10/0x10
[  427.314057][ T8943]  ? sb_set_blocksize+0x98/0xf0
[  427.318949][ T8943]  ? setup_bdev_super+0x4e6/0x5d0
[  427.324062][ T8943]  get_tree_bdev+0x3f7/0x570
[  427.328885][ T8943]  ? __pfx_gfs2_fill_super+0x10/0x10
[  427.334250][ T8943]  ? __pfx_get_tree_bdev+0x10/0x10
[  427.339393][ T8943]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  427.345140][ T8943]  gfs2_get_tree+0x54/0x220
[  427.349711][ T8943]  vfs_get_tree+0x90/0x2b0
[  427.354160][ T8943]  do_new_mount+0x2be/0xb40
[  427.358771][ T8943]  ? __pfx_do_new_mount+0x10/0x10
[  427.363922][ T8943]  __se_sys_mount+0x2d6/0x3c0
[  427.368718][ T8943]  ? __pfx___se_sys_mount+0x10/0x10
[  427.374036][ T8943]  ? do_syscall_64+0x100/0x230
[  427.378827][ T8943]  ? __x64_sys_mount+0x20/0xc0
[  427.383766][ T8943]  do_syscall_64+0xf3/0x230
[  427.388731][ T8943]  ? clear_bhb_loop+0x35/0x90
[  427.393462][ T8943]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  427.399425][ T8943] RIP: 0033:0x7f49b017b61a
[  427.403867][ T8943] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  427.423878][ T8943] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  427.432428][ T8943] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  427.440437][ T8943] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  427.448417][ T8943] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  427.456403][ T8943] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  427.464522][ T8943] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  427.472800][ T8943]  </TASK>
[  427.497050][ T8943] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  427.525651][ T8943] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  427.569340][ T8941] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  427.798374][ T8941] CPU: 1 UID: 0 PID: 8941 Comm: syz.1.525 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  427.809116][ T8941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  427.819399][ T8941] Call Trace:
[  427.822764][ T8941]  <TASK>
[  427.825933][ T8941]  dump_stack_lvl+0x241/0x360
[  427.830715][ T8941]  ? __pfx_dump_stack_lvl+0x10/0x10
[  427.836065][ T8941]  ? __pfx__printk+0x10/0x10
[  427.840721][ T8941]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  427.846451][ T8941]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  427.852085][ T8941]  sysfs_create_dir_ns+0x2ce/0x3a0
[  427.857470][ T8941]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  427.863620][ T8941]  kobject_add_internal+0x435/0x8d0
[  427.869112][ T8941]  kobject_init_and_add+0x124/0x190
[  427.874575][ T8941]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  427.880467][ T8941]  ? __pfx_kobject_init_and_add+0x10/0x10
[  427.886246][ T8941]  ? __init_swait_queue_head+0xae/0x150
[  427.892034][ T8941]  gfs2_sys_fs_add+0x23b/0x4a0
[  427.896858][ T8941]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  427.902474][ T8941]  ? __pfx_alloc_workqueue+0x10/0x10
[  427.907965][ T8941]  ? read_word_at_a_time+0xe/0x20
[  427.913233][ T8941]  ? sized_strscpy+0x8d/0x220
[  427.917952][ T8941]  gfs2_fill_super+0x11ee/0x24d0
[  427.923015][ T8941]  ? __pfx_gfs2_fill_super+0x10/0x10
[  427.928436][ T8941]  ? snprintf+0xda/0x120
[  427.932747][ T8941]  ? __pfx_lock_release+0x10/0x10
[  427.937920][ T8941]  ? do_raw_spin_lock+0x14f/0x370
[  427.943009][ T8941]  ? __pfx_snprintf+0x10/0x10
[  427.946107][ T8948] loop4: detected capacity change from 0 to 32768
[  427.947732][ T8941]  ? sb_set_blocksize+0x98/0xf0
[  427.959509][ T8941]  ? setup_bdev_super+0x4e6/0x5d0
[  427.964770][ T8941]  get_tree_bdev+0x3f7/0x570
[  427.969531][ T8941]  ? __pfx_gfs2_fill_super+0x10/0x10
[  427.975066][ T8941]  ? __pfx_get_tree_bdev+0x10/0x10
[  427.980415][ T8941]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  427.986116][ T8941]  gfs2_get_tree+0x54/0x220
[  427.990692][ T8941]  vfs_get_tree+0x90/0x2b0
[  427.995186][ T8941]  do_new_mount+0x2be/0xb40
[  427.999904][ T8941]  ? __pfx_do_new_mount+0x10/0x10
[  427.999939][ T8948] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  428.004985][ T8941]  __se_sys_mount+0x2d6/0x3c0
[  428.005040][ T8941]  ? __pfx___se_sys_mount+0x10/0x10
[  428.005065][ T8941]  ? do_syscall_64+0x100/0x230
[  428.005088][ T8941]  ? __x64_sys_mount+0x20/0xc0
[  428.005111][ T8941]  do_syscall_64+0xf3/0x230
[  428.005129][ T8941]  ? clear_bhb_loop+0x35/0x90
[  428.005148][ T8941]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  428.005173][ T8941] RIP: 0033:0x7f870f77b61a
[  428.005192][ T8941] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  428.005209][ T8941] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  428.005240][ T8941] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  428.005253][ T8941] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  428.005265][ T8941] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  428.005278][ T8941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  428.005289][ T8941] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  428.005315][ T8941]  </TASK>
[  428.129760][ T8941] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  428.154918][ T8948] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  428.172814][ T8941] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  428.269587][ T8948] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  428.279898][ T1167] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  428.286771][ T1167] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  428.414192][ T1167] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 127ms
[  428.459682][ T1167] gfs2: fsid=syz:syz.0: jid=0: Done
[  428.469696][ T8948] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  429.248867][ T8958] loop0: detected capacity change from 0 to 32768
[  429.262747][ T8958] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  429.308629][ T8958] CPU: 1 UID: 0 PID: 8958 Comm: syz.0.530 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  429.320026][ T8958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  429.330396][ T8958] Call Trace:
[  429.333885][ T8958]  <TASK>
[  429.336977][ T8958]  dump_stack_lvl+0x241/0x360
[  429.341720][ T8958]  ? __pfx_dump_stack_lvl+0x10/0x10
[  429.346966][ T8958]  ? __pfx__printk+0x10/0x10
[  429.351594][ T8958]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  429.356925][ T8958]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  429.362617][ T8958]  sysfs_create_dir_ns+0x2ce/0x3a0
[  429.368053][ T8958]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  429.373764][ T8958]  kobject_add_internal+0x435/0x8d0
[  429.379040][ T8958]  kobject_init_and_add+0x124/0x190
[  429.384504][ T8958]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  429.390381][ T8958]  ? __pfx_kobject_init_and_add+0x10/0x10
[  429.396247][ T8958]  ? __init_swait_queue_head+0xae/0x150
[  429.401951][ T8958]  gfs2_sys_fs_add+0x23b/0x4a0
[  429.406806][ T8958]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  429.412190][ T8958]  ? __pfx_alloc_workqueue+0x10/0x10
[  429.417500][ T8958]  ? read_word_at_a_time+0xe/0x20
[  429.422742][ T8958]  ? sized_strscpy+0x8d/0x220
[  429.427491][ T8958]  gfs2_fill_super+0x11ee/0x24d0
[  429.432486][ T8958]  ? __pfx_gfs2_fill_super+0x10/0x10
[  429.437799][ T8958]  ? snprintf+0xda/0x120
[  429.442131][ T8958]  ? __pfx_lock_release+0x10/0x10
[  429.447183][ T8958]  ? do_raw_spin_lock+0x14f/0x370
[  429.452311][ T8958]  ? __pfx_snprintf+0x10/0x10
[  429.457103][ T8958]  ? sb_set_blocksize+0x98/0xf0
[  429.462110][ T8958]  ? setup_bdev_super+0x4e6/0x5d0
[  429.467258][ T8958]  get_tree_bdev+0x3f7/0x570
[  429.471894][ T8958]  ? __pfx_gfs2_fill_super+0x10/0x10
[  429.477244][ T8958]  ? __pfx_get_tree_bdev+0x10/0x10
[  429.482466][ T8958]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  429.488208][ T8958]  gfs2_get_tree+0x54/0x220
[  429.492826][ T8958]  vfs_get_tree+0x90/0x2b0
[  429.497267][ T8958]  do_new_mount+0x2be/0xb40
[  429.501890][ T8958]  ? __pfx_do_new_mount+0x10/0x10
[  429.507140][ T8958]  __se_sys_mount+0x2d6/0x3c0
[  429.512038][ T8958]  ? __pfx___se_sys_mount+0x10/0x10
[  429.517252][ T8958]  ? do_syscall_64+0x100/0x230
[  429.522048][ T8958]  ? __x64_sys_mount+0x20/0xc0
[  429.526837][ T8958]  do_syscall_64+0xf3/0x230
[  429.531445][ T8958]  ? clear_bhb_loop+0x35/0x90
[  429.536143][ T8958]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  429.542130][ T8958] RIP: 0033:0x7fbbaf37b61a
[  429.546565][ T8958] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  429.566554][ T8958] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  429.575337][ T8958] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  429.583322][ T8958] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  429.591578][ T8958] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  429.599646][ T8958] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  429.607844][ T8958] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  429.616236][ T8958]  </TASK>
[  429.682329][ T8958] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  429.696545][ T8958] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  429.713668][ T8953] loop3: detected capacity change from 0 to 32768
[  429.991240][ T8955] loop2: detected capacity change from 0 to 32768
[  430.204868][ T8953] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  430.219918][ T8965] loop4: detected capacity change from 0 to 32768
[  430.221889][ T8953] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  430.235132][ T8955] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  430.248430][ T8953] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  430.259111][ T8955] CPU: 1 UID: 0 PID: 8955 Comm: syz.2.529 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  430.269966][ T8955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  430.280070][ T8955] Call Trace:
[  430.283392][ T8955]  <TASK>
[  430.286370][ T8955]  dump_stack_lvl+0x241/0x360
[  430.291302][ T8955]  ? __pfx_dump_stack_lvl+0x10/0x10
[  430.296581][ T8955]  ? __pfx__printk+0x10/0x10
[  430.301240][ T8955]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  430.306678][ T8955]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  430.312478][ T8955]  sysfs_create_dir_ns+0x2ce/0x3a0
[  430.317664][ T8955]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  430.323463][ T8955]  kobject_add_internal+0x435/0x8d0
[  430.328809][ T8955]  kobject_init_and_add+0x124/0x190
[  430.334178][ T8955]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  430.340171][ T8955]  ? __pfx_kobject_init_and_add+0x10/0x10
[  430.345951][ T8955]  ? __init_swait_queue_head+0xae/0x150
[  430.351671][ T8955]  gfs2_sys_fs_add+0x23b/0x4a0
[  430.356494][ T8955]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  430.361857][ T8955]  ? __pfx_alloc_workqueue+0x10/0x10
[  430.367209][ T8955]  ? read_word_at_a_time+0xe/0x20
[  430.372531][ T8955]  ? sized_strscpy+0x8d/0x220
[  430.377253][ T8955]  gfs2_fill_super+0x11ee/0x24d0
[  430.382283][ T8955]  ? __pfx_gfs2_fill_super+0x10/0x10
[  430.387774][ T8955]  ? snprintf+0xda/0x120
[  430.392439][ T8955]  ? __pfx_lock_release+0x10/0x10
[  430.397865][ T8955]  ? do_raw_spin_lock+0x14f/0x370
[  430.403028][ T8955]  ? __pfx_snprintf+0x10/0x10
[  430.407886][ T8955]  ? sb_set_blocksize+0x98/0xf0
[  430.412803][ T8955]  ? setup_bdev_super+0x4e6/0x5d0
[  430.417869][ T8955]  get_tree_bdev+0x3f7/0x570
[  430.422523][ T8955]  ? __pfx_gfs2_fill_super+0x10/0x10
[  430.428121][ T8955]  ? __pfx_get_tree_bdev+0x10/0x10
[  430.433283][ T8955]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  430.439160][ T8955]  gfs2_get_tree+0x54/0x220
[  430.441460][ T8961] loop1: detected capacity change from 0 to 32768
[  430.443790][ T8955]  vfs_get_tree+0x90/0x2b0
[  430.454765][ T8955]  do_new_mount+0x2be/0xb40
[  430.459515][ T8955]  ? __pfx_do_new_mount+0x10/0x10
[  430.464616][ T8955]  __se_sys_mount+0x2d6/0x3c0
[  430.470026][ T8955]  ? __pfx___se_sys_mount+0x10/0x10
[  430.475406][ T8955]  ? do_syscall_64+0x100/0x230
[  430.480248][ T8955]  ? __x64_sys_mount+0x20/0xc0
[  430.485360][ T8955]  do_syscall_64+0xf3/0x230
[  430.490139][ T8955]  ? clear_bhb_loop+0x35/0x90
[  430.494873][ T8955]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  430.500819][ T8955] RIP: 0033:0x7f49b017b61a
[  430.505380][ T8955] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  430.525435][ T8955] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  430.528178][ T1167] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  430.534091][ T8955] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
2024/10/15 17:12:45 executed programs: 528
[  430.534122][ T8955] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  430.534135][ T8955] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  430.534146][ T8955] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  430.534157][ T8955] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  430.534186][ T8955]  </TASK>
[  430.541001][ T1167] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  430.594631][ T8965] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  430.631037][ T8961] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  430.632714][ T8965] CPU: 1 UID: 0 PID: 8965 Comm: syz.4.532 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  430.649274][ T8965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  430.660245][ T8965] Call Trace:
[  430.663556][ T8965]  <TASK>
[  430.666506][ T8965]  dump_stack_lvl+0x241/0x360
[  430.671352][ T8965]  ? __pfx_dump_stack_lvl+0x10/0x10
[  430.676660][ T8965]  ? __pfx__printk+0x10/0x10
[  430.681445][ T8965]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  430.687009][ T8965]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  430.692671][ T8965]  sysfs_create_dir_ns+0x2ce/0x3a0
[  430.697893][ T8965]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  430.703574][ T8965]  kobject_add_internal+0x435/0x8d0
[  430.708884][ T8965]  kobject_init_and_add+0x124/0x190
[  430.714106][ T8965]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  430.719941][ T8965]  ? __pfx_kobject_init_and_add+0x10/0x10
[  430.726904][ T8965]  ? __init_swait_queue_head+0xae/0x150
[  430.732820][ T8965]  gfs2_sys_fs_add+0x23b/0x4a0
[  430.737698][ T8965]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  430.743210][ T8965]  ? __pfx_alloc_workqueue+0x10/0x10
[  430.748556][ T8965]  ? read_word_at_a_time+0xe/0x20
[  430.753709][ T8965]  ? sized_strscpy+0x8d/0x220
[  430.758419][ T8965]  gfs2_fill_super+0x11ee/0x24d0
[  430.763404][ T8965]  ? __pfx_gfs2_fill_super+0x10/0x10
[  430.768813][ T8965]  ? snprintf+0xda/0x120
[  430.773133][ T8965]  ? __pfx_lock_release+0x10/0x10
[  430.779107][ T8965]  ? do_raw_spin_lock+0x14f/0x370
[  430.784436][ T8965]  ? __pfx_snprintf+0x10/0x10
[  430.789144][ T8965]  ? sb_set_blocksize+0x98/0xf0
[  430.793918][ T8955] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  430.794110][ T8965]  ? setup_bdev_super+0x4e6/0x5d0
[  430.813456][ T8965]  get_tree_bdev+0x3f7/0x570
[  430.818091][ T8965]  ? __pfx_gfs2_fill_super+0x10/0x10
[  430.818670][ T8955] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  430.823431][ T8965]  ? __pfx_get_tree_bdev+0x10/0x10
[  430.823464][ T8965]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  430.840988][ T8965]  gfs2_get_tree+0x54/0x220
[  430.845574][ T8965]  vfs_get_tree+0x90/0x2b0
[  430.850143][ T8965]  do_new_mount+0x2be/0xb40
[  430.852141][ T1167] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 311ms
[  430.854686][ T8965]  ? __pfx_do_new_mount+0x10/0x10
[  430.854728][ T8965]  __se_sys_mount+0x2d6/0x3c0
[  430.854757][ T8965]  ? __pfx___se_sys_mount+0x10/0x10
[  430.863021][ T1167] gfs2: fsid=syz:syz.0: jid=0: Done
[  430.867508][ T8965]  ? do_syscall_64+0x100/0x230
[  430.867553][ T8965]  ? __x64_sys_mount+0x20/0xc0
[  430.867581][ T8965]  do_syscall_64+0xf3/0x230
[  430.867599][ T8965]  ? clear_bhb_loop+0x35/0x90
[  430.867621][ T8965]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  430.867647][ T8965] RIP: 0033:0x7f405c97b61a
[  430.867667][ T8965] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  430.867684][ T8965] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  430.867709][ T8965] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  430.867725][ T8965] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  430.867749][ T8965] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  430.867765][ T8965] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  430.867778][ T8965] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  430.867807][ T8965]  </TASK>
[  430.888607][ T8961] CPU: 1 UID: 0 PID: 8961 Comm: syz.1.531 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  430.901817][ T8965] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  430.903763][ T8961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  430.903780][ T8961] Call Trace:
[  430.903790][ T8961]  <TASK>
[  430.903807][ T8961]  dump_stack_lvl+0x241/0x360
[  430.920569][ T8965] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  430.934056][ T8961]  ? __pfx_dump_stack_lvl+0x10/0x10
[  430.934101][ T8961]  ? __pfx__printk+0x10/0x10
[  430.934122][ T8961]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  430.934142][ T8961]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  430.934166][ T8961]  sysfs_create_dir_ns+0x2ce/0x3a0
[  430.934187][ T8961]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  430.934214][ T8961]  kobject_add_internal+0x435/0x8d0
[  430.934240][ T8961]  kobject_init_and_add+0x124/0x190
[  430.934261][ T8961]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  430.934289][ T8961]  ? __pfx_kobject_init_and_add+0x10/0x10
[  430.934311][ T8961]  ? __init_swait_queue_head+0xae/0x150
[  431.099464][ T8961]  gfs2_sys_fs_add+0x23b/0x4a0
[  431.104359][ T8961]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  431.109859][ T8961]  ? __pfx_alloc_workqueue+0x10/0x10
[  431.115167][ T8961]  ? read_word_at_a_time+0xe/0x20
[  431.120206][ T8961]  ? sized_strscpy+0x8d/0x220
[  431.124926][ T8961]  gfs2_fill_super+0x11ee/0x24d0
[  431.129936][ T8961]  ? __pfx_gfs2_fill_super+0x10/0x10
[  431.135291][ T8961]  ? snprintf+0xda/0x120
[  431.139547][ T8961]  ? __pfx_lock_release+0x10/0x10
[  431.144607][ T8961]  ? do_raw_spin_lock+0x14f/0x370
[  431.149649][ T8961]  ? __pfx_snprintf+0x10/0x10
[  431.154343][ T8961]  ? sb_set_blocksize+0x98/0xf0
[  431.159470][ T8961]  ? setup_bdev_super+0x4e6/0x5d0
[  431.164524][ T8961]  get_tree_bdev+0x3f7/0x570
[  431.169168][ T8961]  ? __pfx_gfs2_fill_super+0x10/0x10
[  431.174589][ T8961]  ? __pfx_get_tree_bdev+0x10/0x10
[  431.179864][ T8961]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  431.186093][ T8961]  gfs2_get_tree+0x54/0x220
[  431.190634][ T8961]  vfs_get_tree+0x90/0x2b0
[  431.195124][ T8961]  do_new_mount+0x2be/0xb40
[  431.199748][ T8961]  ? __pfx_do_new_mount+0x10/0x10
[  431.205107][ T8961]  __se_sys_mount+0x2d6/0x3c0
[  431.210009][ T8961]  ? __pfx___se_sys_mount+0x10/0x10
[  431.215575][ T8961]  ? do_syscall_64+0x100/0x230
[  431.220527][ T8961]  ? __x64_sys_mount+0x20/0xc0
[  431.225619][ T8961]  do_syscall_64+0xf3/0x230
[  431.230169][ T8961]  ? clear_bhb_loop+0x35/0x90
[  431.235107][ T8961]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  431.241391][ T8961] RIP: 0033:0x7f870f77b61a
[  431.246126][ T8961] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  431.265984][ T8961] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  431.274504][ T8961] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  431.282505][ T8961] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  431.290954][ T8961] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  431.298948][ T8961] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  431.307028][ T8961] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  431.315116][ T8961]  </TASK>
[  431.328595][ T8953] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  431.358080][ T8953] gfs2: fsid=syz:syz.0: can't create logd thread: -4
[  431.403079][ T8961] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  431.417499][ T8961] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  431.795225][ T8975] loop0: detected capacity change from 0 to 32768
[  431.812992][ T8975] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  431.828959][ T8975] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  431.849165][ T8975] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  431.866949][   T47] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  431.874184][   T47] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  431.930778][   T47] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 56ms
[  431.940327][   T47] gfs2: fsid=syz:syz.0: jid=0: Done
[  431.945725][ T8975] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  432.492156][ T8984] loop2: detected capacity change from 0 to 32768
[  432.860361][ T8984] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  432.879591][ T8984] CPU: 1 UID: 0 PID: 8984 Comm: syz.2.534 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  432.890278][ T8984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  432.900394][ T8984] Call Trace:
[  432.903699][ T8984]  <TASK>
[  432.906742][ T8984]  dump_stack_lvl+0x241/0x360
[  432.911466][ T8984]  ? __pfx_dump_stack_lvl+0x10/0x10
[  432.916714][ T8984]  ? __pfx__printk+0x10/0x10
[  432.921365][ T8984]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  432.926781][ T8984]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  432.932378][ T8984]  sysfs_create_dir_ns+0x2ce/0x3a0
[  432.937542][ T8984]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  432.937985][ T8988] loop3: detected capacity change from 0 to 32768
[  432.943193][ T8984]  kobject_add_internal+0x435/0x8d0
[  432.943225][ T8984]  kobject_init_and_add+0x124/0x190
[  432.943244][ T8984]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  432.943272][ T8984]  ? __pfx_kobject_init_and_add+0x10/0x10
[  432.943295][ T8984]  ? __init_swait_queue_head+0xae/0x150
[  432.943322][ T8984]  gfs2_sys_fs_add+0x23b/0x4a0
[  432.943348][ T8984]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  432.943375][ T8984]  ? __pfx_alloc_workqueue+0x10/0x10
[  432.943400][ T8984]  ? read_word_at_a_time+0xe/0x20
[  432.943418][ T8984]  ? sized_strscpy+0x8d/0x220
[  432.943438][ T8984]  gfs2_fill_super+0x11ee/0x24d0
[  432.943481][ T8984]  ? __pfx_gfs2_fill_super+0x10/0x10
[  432.943500][ T8984]  ? snprintf+0xda/0x120
[  432.943520][ T8984]  ? __pfx_lock_release+0x10/0x10
[  432.943541][ T8984]  ? do_raw_spin_lock+0x14f/0x370
[  432.943565][ T8984]  ? __pfx_snprintf+0x10/0x10
[  432.943594][ T8984]  ? sb_set_blocksize+0x98/0xf0
[  433.039032][ T8984]  ? setup_bdev_super+0x4e6/0x5d0
[  433.044153][ T8984]  get_tree_bdev+0x3f7/0x570
[  433.048891][ T8984]  ? __pfx_gfs2_fill_super+0x10/0x10
[  433.054336][ T8984]  ? __pfx_get_tree_bdev+0x10/0x10
[  433.059602][ T8984]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  433.065418][ T8984]  gfs2_get_tree+0x54/0x220
[  433.070000][ T8984]  vfs_get_tree+0x90/0x2b0
[  433.074563][ T8984]  do_new_mount+0x2be/0xb40
[  433.079139][ T8984]  ? __pfx_do_new_mount+0x10/0x10
[  433.084343][ T8984]  __se_sys_mount+0x2d6/0x3c0
[  433.089107][ T8984]  ? __pfx___se_sys_mount+0x10/0x10
[  433.094353][ T8984]  ? do_syscall_64+0x100/0x230
[  433.099168][ T8984]  ? __x64_sys_mount+0x20/0xc0
[  433.104062][ T8984]  do_syscall_64+0xf3/0x230
[  433.108698][ T8984]  ? clear_bhb_loop+0x35/0x90
[  433.113411][ T8984]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  433.119350][ T8984] RIP: 0033:0x7f49b017b61a
[  433.123807][ T8984] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  433.143564][ T8984] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  433.152209][ T8984] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  433.160319][ T8984] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  433.168441][ T8984] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  433.175188][ T8986] loop4: detected capacity change from 0 to 32768
[  433.176532][ T8984] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  433.190971][ T8984] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  433.199620][ T8984]  </TASK>
[  433.216006][ T8984] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  433.231574][ T8984] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  433.289270][ T8988] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  433.307694][ T8988] CPU: 1 UID: 0 PID: 8988 Comm: syz.3.535 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  433.318393][ T8988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  433.328934][ T8988] Call Trace:
[  433.332251][ T8988]  <TASK>
[  433.335201][ T8988]  dump_stack_lvl+0x241/0x360
[  433.338279][ T8982] loop1: detected capacity change from 0 to 32768
[  433.340831][ T8988]  ? __pfx_dump_stack_lvl+0x10/0x10
[  433.340878][ T8988]  ? __pfx__printk+0x10/0x10
[  433.340898][ T8988]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  433.340921][ T8988]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  433.340946][ T8988]  sysfs_create_dir_ns+0x2ce/0x3a0
[  433.376603][ T8988]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  433.382531][ T8988]  kobject_add_internal+0x435/0x8d0
[  433.387845][ T8988]  kobject_init_and_add+0x124/0x190
[  433.393406][ T8988]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  433.399667][ T8988]  ? __pfx_kobject_init_and_add+0x10/0x10
[  433.405429][ T8988]  ? __init_swait_queue_head+0xae/0x150
[  433.411081][ T8988]  gfs2_sys_fs_add+0x23b/0x4a0
[  433.416297][ T8988]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  433.421902][ T8988]  ? __pfx_alloc_workqueue+0x10/0x10
[  433.427408][ T8988]  ? read_word_at_a_time+0xe/0x20
[  433.432963][ T8988]  ? sized_strscpy+0x8d/0x220
[  433.438006][ T8988]  gfs2_fill_super+0x11ee/0x24d0
[  433.443411][ T8988]  ? __pfx_gfs2_fill_super+0x10/0x10
[  433.449037][ T8988]  ? snprintf+0xda/0x120
[  433.453966][ T8988]  ? __pfx_lock_release+0x10/0x10
[  433.459436][ T8988]  ? do_raw_spin_lock+0x14f/0x370
[  433.465120][ T8988]  ? __pfx_snprintf+0x10/0x10
[  433.469998][ T8988]  ? sb_set_blocksize+0x98/0xf0
[  433.475345][ T8988]  ? setup_bdev_super+0x4e6/0x5d0
[  433.480494][ T8988]  get_tree_bdev+0x3f7/0x570
[  433.485131][ T8988]  ? __pfx_gfs2_fill_super+0x10/0x10
[  433.490517][ T8988]  ? __pfx_get_tree_bdev+0x10/0x10
[  433.495663][ T8988]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  433.501313][ T8988]  gfs2_get_tree+0x54/0x220
[  433.505835][ T8988]  vfs_get_tree+0x90/0x2b0
[  433.510286][ T8988]  do_new_mount+0x2be/0xb40
[  433.514918][ T8988]  ? __pfx_do_new_mount+0x10/0x10
[  433.520604][ T8988]  __se_sys_mount+0x2d6/0x3c0
[  433.525420][ T8988]  ? __pfx___se_sys_mount+0x10/0x10
[  433.530823][ T8988]  ? do_syscall_64+0x100/0x230
[  433.535970][ T8988]  ? __x64_sys_mount+0x20/0xc0
[  433.540914][ T8988]  do_syscall_64+0xf3/0x230
[  433.545469][ T8988]  ? clear_bhb_loop+0x35/0x90
[  433.550162][ T8988]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  433.556170][ T8988] RIP: 0033:0x7f0c2c57b61a
[  433.560776][ T8988] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  433.581234][ T8988] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  433.589910][ T8988] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  433.597990][ T8988] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  433.606009][ T8988] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  433.614042][ T8988] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  433.622036][ T8988] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  433.630094][ T8988]  </TASK>
[  433.661069][ T8986] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  433.664373][ T8988] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  433.669719][ T8986] CPU: 1 UID: 0 PID: 8986 Comm: syz.4.537 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  433.694109][ T8986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  433.704304][ T8986] Call Trace:
[  433.707602][ T8986]  <TASK>
[  433.710543][ T8986]  dump_stack_lvl+0x241/0x360
[  433.715468][ T8986]  ? __pfx_dump_stack_lvl+0x10/0x10
[  433.720728][ T8986]  ? __pfx__printk+0x10/0x10
[  433.725339][ T8986]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  433.730692][ T8986]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  433.737001][ T8986]  sysfs_create_dir_ns+0x2ce/0x3a0
[  433.742544][ T8986]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  433.748289][ T8986]  kobject_add_internal+0x435/0x8d0
[  433.754426][ T8986]  kobject_init_and_add+0x124/0x190
[  433.759962][ T8986]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  433.765938][ T8986]  ? __pfx_kobject_init_and_add+0x10/0x10
[  433.771694][ T8986]  ? __init_swait_queue_head+0xae/0x150
[  433.777277][ T8986]  gfs2_sys_fs_add+0x23b/0x4a0
[  433.782113][ T8986]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  433.787700][ T8986]  ? __pfx_alloc_workqueue+0x10/0x10
[  433.793426][ T8986]  ? read_word_at_a_time+0xe/0x20
[  433.798649][ T8986]  ? sized_strscpy+0x8d/0x220
[  433.803536][ T8986]  gfs2_fill_super+0x11ee/0x24d0
[  433.808516][ T8986]  ? __pfx_gfs2_fill_super+0x10/0x10
[  433.814288][ T8986]  ? snprintf+0xda/0x120
[  433.818654][ T8986]  ? __pfx_lock_release+0x10/0x10
[  433.823875][ T8986]  ? do_raw_spin_lock+0x14f/0x370
[  433.829089][ T8986]  ? __pfx_snprintf+0x10/0x10
[  433.833985][ T8986]  ? sb_set_blocksize+0x98/0xf0
[  433.839392][ T8986]  ? setup_bdev_super+0x4e6/0x5d0
[  433.844728][ T8986]  get_tree_bdev+0x3f7/0x570
[  433.849434][ T8986]  ? __pfx_gfs2_fill_super+0x10/0x10
[  433.854735][ T8986]  ? __pfx_get_tree_bdev+0x10/0x10
[  433.860152][ T8986]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  433.865966][ T8986]  gfs2_get_tree+0x54/0x220
[  433.870529][ T8986]  vfs_get_tree+0x90/0x2b0
[  433.875153][ T8986]  do_new_mount+0x2be/0xb40
[  433.879684][ T8986]  ? __pfx_do_new_mount+0x10/0x10
[  433.884728][ T8986]  __se_sys_mount+0x2d6/0x3c0
[  433.889431][ T8986]  ? __pfx___se_sys_mount+0x10/0x10
[  433.894906][ T8986]  ? do_syscall_64+0x100/0x230
[  433.899929][ T8986]  ? __x64_sys_mount+0x20/0xc0
[  433.904762][ T8986]  do_syscall_64+0xf3/0x230
[  433.909306][ T8986]  ? clear_bhb_loop+0x35/0x90
[  433.913992][ T8986]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  433.920107][ T8986] RIP: 0033:0x7f405c97b61a
[  433.924758][ T8986] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  433.946666][ T8986] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  433.955106][ T8986] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  433.963478][ T8986] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  433.971729][ T8986] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  433.979889][ T8986] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  433.987908][ T8986] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  433.996082][ T8986]  </TASK>
[  434.000997][ T8986] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  434.016049][ T8986] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  434.035501][ T8988] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  434.077367][ T8982] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  434.187331][ T8982] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  434.391510][ T8982] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  434.472083][   T47] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  434.482158][   T47] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  434.564108][   T47] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 81ms
[  434.575074][   T47] gfs2: fsid=syz:syz.0: jid=0: Done
[  434.588131][ T8982] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  434.727013][ T9000] loop2: detected capacity change from 0 to 32768
[  434.786440][ T9000] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  434.796432][ T9000] CPU: 0 UID: 0 PID: 9000 Comm: syz.2.539 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  434.807293][ T9000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  434.817533][ T9000] Call Trace:
[  434.821214][ T9000]  <TASK>
[  434.824180][ T9000]  dump_stack_lvl+0x241/0x360
[  434.829010][ T9000]  ? __pfx_dump_stack_lvl+0x10/0x10
[  434.834452][ T9000]  ? __pfx__printk+0x10/0x10
[  434.839102][ T9000]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  434.844696][ T9000]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  434.850433][ T9000]  sysfs_create_dir_ns+0x2ce/0x3a0
[  434.855647][ T9000]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  434.861718][ T9000]  kobject_add_internal+0x435/0x8d0
[  434.867432][ T9000]  kobject_init_and_add+0x124/0x190
[  434.872858][ T9000]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  434.879154][ T9000]  ? __pfx_kobject_init_and_add+0x10/0x10
[  434.884994][ T9000]  ? __init_swait_queue_head+0xae/0x150
[  434.890656][ T9000]  gfs2_sys_fs_add+0x23b/0x4a0
[  434.895569][ T9000]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  434.900918][ T9000]  ? __pfx_alloc_workqueue+0x10/0x10
[  434.906462][ T9000]  ? read_word_at_a_time+0xe/0x20
[  434.911953][ T9000]  ? sized_strscpy+0x8d/0x220
[  434.916663][ T9000]  gfs2_fill_super+0x11ee/0x24d0
[  434.921864][ T9000]  ? __pfx_gfs2_fill_super+0x10/0x10
[  434.927269][ T9000]  ? snprintf+0xda/0x120
[  434.931612][ T9000]  ? __pfx_lock_release+0x10/0x10
[  434.936672][ T9000]  ? do_raw_spin_lock+0x14f/0x370
[  434.941842][ T9000]  ? __pfx_snprintf+0x10/0x10
[  434.946647][ T9000]  ? sb_set_blocksize+0x98/0xf0
[  434.951555][ T9000]  ? setup_bdev_super+0x4e6/0x5d0
[  434.957011][ T9000]  get_tree_bdev+0x3f7/0x570
[  434.961755][ T9000]  ? __pfx_gfs2_fill_super+0x10/0x10
[  434.967380][ T9000]  ? __pfx_get_tree_bdev+0x10/0x10
[  434.972730][ T9000]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  434.978692][ T9000]  gfs2_get_tree+0x54/0x220
[  434.983598][ T9000]  vfs_get_tree+0x90/0x2b0
[  434.988113][ T9000]  do_new_mount+0x2be/0xb40
[  434.992665][ T9000]  ? __pfx_do_new_mount+0x10/0x10
[  434.997890][ T9000]  __se_sys_mount+0x2d6/0x3c0
[  435.002817][ T9000]  ? __pfx___se_sys_mount+0x10/0x10
[  435.008030][ T9000]  ? do_syscall_64+0x100/0x230
[  435.012924][ T9000]  ? __x64_sys_mount+0x20/0xc0
[  435.017834][ T9000]  do_syscall_64+0xf3/0x230
[  435.022405][ T9000]  ? clear_bhb_loop+0x35/0x90
[  435.027413][ T9000]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  435.033536][ T9000] RIP: 0033:0x7f49b017b61a
[  435.037970][ T9000] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  435.057701][ T9000] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  435.066229][ T9000] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  435.074226][ T9000] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  435.082246][ T9000] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  435.090240][ T9000] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  435.098265][ T9000] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  435.106449][ T9000]  </TASK>
[  435.129614][ T9000] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  435.149540][ T9000] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  435.575043][ T9008] loop4: detected capacity change from 0 to 32768
[  435.638767][ T9008] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  435.647446][ T9008] CPU: 0 UID: 0 PID: 9008 Comm: syz.4.541 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  435.658559][ T9008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  435.669321][ T9008] Call Trace:
[  435.672662][ T9008]  <TASK>
[  435.675813][ T9008]  dump_stack_lvl+0x241/0x360
[  435.680755][ T9008]  ? __pfx_dump_stack_lvl+0x10/0x10
[  435.686009][ T9008]  ? __pfx__printk+0x10/0x10
[  435.690746][ T9008]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  435.696440][ T9008]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  435.702512][ T9008]  sysfs_create_dir_ns+0x2ce/0x3a0
[  435.707817][ T9008]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  435.713896][ T9008]  kobject_add_internal+0x435/0x8d0
[  435.719185][ T9008]  kobject_init_and_add+0x124/0x190
[  435.724841][ T9008]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  435.731254][ T9008]  ? __pfx_kobject_init_and_add+0x10/0x10
[  435.737596][ T9008]  ? __init_swait_queue_head+0xae/0x150
[  435.743374][ T9008]  gfs2_sys_fs_add+0x23b/0x4a0
[  435.748576][ T9008]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  435.754202][ T9008]  ? __pfx_alloc_workqueue+0x10/0x10
[  435.759584][ T9008]  ? read_word_at_a_time+0xe/0x20
[  435.764708][ T9008]  ? sized_strscpy+0x8d/0x220
[  435.769959][ T9008]  gfs2_fill_super+0x11ee/0x24d0
[  435.775500][ T9008]  ? __pfx_gfs2_fill_super+0x10/0x10
[  435.781035][ T9008]  ? snprintf+0xda/0x120
[  435.785450][ T9008]  ? __pfx_lock_release+0x10/0x10
[  435.790659][ T9008]  ? do_raw_spin_lock+0x14f/0x370
[  435.796007][ T9008]  ? __pfx_snprintf+0x10/0x10
[  435.800753][ T9008]  ? sb_set_blocksize+0x98/0xf0
[  435.805668][ T9008]  ? setup_bdev_super+0x4e6/0x5d0
[  435.810764][ T9008]  get_tree_bdev+0x3f7/0x570
[  435.815535][ T9008]  ? __pfx_gfs2_fill_super+0x10/0x10
[  435.820990][ T9008]  ? __pfx_get_tree_bdev+0x10/0x10
[  435.826427][ T9008]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  435.833279][ T9008]  gfs2_get_tree+0x54/0x220
[  435.837935][ T9008]  vfs_get_tree+0x90/0x2b0
[  435.842627][ T9008]  do_new_mount+0x2be/0xb40
[  435.847281][ T9008]  ? __pfx_do_new_mount+0x10/0x10
[  435.852522][ T9008]  __se_sys_mount+0x2d6/0x3c0
[  435.857549][ T9008]  ? __pfx___se_sys_mount+0x10/0x10
[  435.862864][ T9008]  ? do_syscall_64+0x100/0x230
[  435.867777][ T9008]  ? __x64_sys_mount+0x20/0xc0
[  435.873019][ T9008]  do_syscall_64+0xf3/0x230
[  435.877719][ T9008]  ? clear_bhb_loop+0x35/0x90
[  435.882596][ T9008]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  435.888761][ T9008] RIP: 0033:0x7f405c97b61a
[  435.893723][ T9008] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  435.914451][ T9008] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  435.923310][ T9008] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  435.931589][ T9008] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  435.939688][ T9008] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  435.948065][ T9008] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  435.956295][ T9008] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  435.965502][ T9008]  </TASK>
[  435.969525][ T9008] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
2024/10/15 17:12:51 executed programs: 537
[  435.985334][ T9008] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  436.278820][ T9006] loop3: detected capacity change from 0 to 32768
[  436.308406][ T8998] loop0: detected capacity change from 0 to 32768
[  436.355796][ T9006] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  436.363863][ T9006] CPU: 0 UID: 0 PID: 9006 Comm: syz.3.540 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  436.374703][ T9006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  436.385074][ T9006] Call Trace:
[  436.388492][ T9006]  <TASK>
[  436.391461][ T9006]  dump_stack_lvl+0x241/0x360
[  436.396461][ T9006]  ? __pfx_dump_stack_lvl+0x10/0x10
[  436.401714][ T9006]  ? __pfx__printk+0x10/0x10
[  436.406709][ T9006]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  436.412142][ T9006]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  436.417772][ T9006]  sysfs_create_dir_ns+0x2ce/0x3a0
[  436.423064][ T9006]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  436.428787][ T9006]  kobject_add_internal+0x435/0x8d0
[  436.434223][ T9006]  kobject_init_and_add+0x124/0x190
[  436.439630][ T9006]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  436.445503][ T9006]  ? __pfx_kobject_init_and_add+0x10/0x10
[  436.451385][ T9006]  ? __init_swait_queue_head+0xae/0x150
[  436.457014][ T9006]  gfs2_sys_fs_add+0x23b/0x4a0
[  436.462373][ T9006]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  436.468153][ T9006]  ? __pfx_alloc_workqueue+0x10/0x10
[  436.473687][ T9006]  ? read_word_at_a_time+0xe/0x20
[  436.479035][ T9006]  ? sized_strscpy+0x8d/0x220
[  436.484186][ T9006]  gfs2_fill_super+0x11ee/0x24d0
[  436.489205][ T9006]  ? __pfx_gfs2_fill_super+0x10/0x10
[  436.494552][ T9006]  ? snprintf+0xda/0x120
[  436.498883][ T9006]  ? __pfx_lock_release+0x10/0x10
[  436.504128][ T9006]  ? do_raw_spin_lock+0x14f/0x370
[  436.509215][ T9006]  ? __pfx_snprintf+0x10/0x10
[  436.513962][ T9006]  ? sb_set_blocksize+0x98/0xf0
[  436.518963][ T9006]  ? setup_bdev_super+0x4e6/0x5d0
[  436.524068][ T9006]  get_tree_bdev+0x3f7/0x570
[  436.528796][ T9006]  ? __pfx_gfs2_fill_super+0x10/0x10
[  436.534224][ T9006]  ? __pfx_get_tree_bdev+0x10/0x10
[  436.539649][ T9006]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  436.545505][ T9006]  gfs2_get_tree+0x54/0x220
[  436.550420][ T9006]  vfs_get_tree+0x90/0x2b0
[  436.554903][ T9006]  do_new_mount+0x2be/0xb40
[  436.559453][ T9006]  ? __pfx_do_new_mount+0x10/0x10
[  436.564533][ T9006]  __se_sys_mount+0x2d6/0x3c0
[  436.569438][ T9006]  ? __pfx___se_sys_mount+0x10/0x10
[  436.574866][ T9006]  ? do_syscall_64+0x100/0x230
[  436.579694][ T9006]  ? __x64_sys_mount+0x20/0xc0
[  436.584523][ T9006]  do_syscall_64+0xf3/0x230
[  436.589074][ T9006]  ? clear_bhb_loop+0x35/0x90
[  436.594078][ T9006]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  436.600027][ T9006] RIP: 0033:0x7f0c2c57b61a
[  436.604526][ T9006] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  436.625935][ T9006] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  436.634496][ T9006] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  436.642712][ T9006] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  436.650821][ T9006] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  436.658853][ T9006] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  436.666886][ T9006] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  436.675286][ T9006]  </TASK>
[  436.702454][ T9006] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  436.737015][ T9006] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  436.744530][ T8998] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  436.753975][ T8998] CPU: 1 UID: 0 PID: 8998 Comm: syz.0.538 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  436.764815][ T8998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  436.775297][ T8998] Call Trace:
[  436.778622][ T8998]  <TASK>
[  436.781596][ T8998]  dump_stack_lvl+0x241/0x360
[  436.786347][ T8998]  ? __pfx_dump_stack_lvl+0x10/0x10
[  436.791592][ T8998]  ? __pfx__printk+0x10/0x10
[  436.796253][ T8998]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  436.801847][ T8998]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  436.807460][ T8998]  sysfs_create_dir_ns+0x2ce/0x3a0
[  436.812977][ T8998]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  436.818768][ T8998]  kobject_add_internal+0x435/0x8d0
[  436.824047][ T8998]  kobject_init_and_add+0x124/0x190
[  436.829303][ T8998]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  436.835156][ T8998]  ? __pfx_kobject_init_and_add+0x10/0x10
[  436.840952][ T8998]  ? __init_swait_queue_head+0xae/0x150
[  436.846614][ T8998]  gfs2_sys_fs_add+0x23b/0x4a0
[  436.851539][ T8998]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  436.856987][ T8998]  ? __pfx_alloc_workqueue+0x10/0x10
[  436.862436][ T8998]  ? read_word_at_a_time+0xe/0x20
[  436.867807][ T8998]  ? sized_strscpy+0x8d/0x220
[  436.872547][ T8998]  gfs2_fill_super+0x11ee/0x24d0
[  436.877743][ T8998]  ? __pfx_gfs2_fill_super+0x10/0x10
[  436.883182][ T8998]  ? snprintf+0xda/0x120
[  436.887507][ T8998]  ? __pfx_lock_release+0x10/0x10
[  436.892949][ T8998]  ? do_raw_spin_lock+0x14f/0x370
[  436.898129][ T8998]  ? __pfx_snprintf+0x10/0x10
[  436.903140][ T8998]  ? sb_set_blocksize+0x98/0xf0
[  436.908533][ T8998]  ? setup_bdev_super+0x4e6/0x5d0
[  436.914144][ T8998]  get_tree_bdev+0x3f7/0x570
[  436.918907][ T8998]  ? __pfx_gfs2_fill_super+0x10/0x10
[  436.924447][ T8998]  ? __pfx_get_tree_bdev+0x10/0x10
[  436.930153][ T8998]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  436.936610][ T8998]  gfs2_get_tree+0x54/0x220
[  436.941459][ T8998]  vfs_get_tree+0x90/0x2b0
[  436.946160][ T8998]  do_new_mount+0x2be/0xb40
[  436.950912][ T8998]  ? __pfx_do_new_mount+0x10/0x10
[  436.956208][ T8998]  __se_sys_mount+0x2d6/0x3c0
[  436.961487][ T8998]  ? __pfx___se_sys_mount+0x10/0x10
[  436.968371][ T8998]  ? do_syscall_64+0x100/0x230
[  436.973462][ T8998]  ? __x64_sys_mount+0x20/0xc0
[  436.978289][ T8998]  do_syscall_64+0xf3/0x230
[  436.982879][ T8998]  ? clear_bhb_loop+0x35/0x90
[  436.987782][ T8998]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  436.993891][ T8998] RIP: 0033:0x7fbbaf37b61a
[  436.998842][ T8998] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  437.019457][ T8998] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  437.028192][ T8998] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  437.036327][ T8998] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  437.044464][ T8998] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  437.047935][ T9014] loop2: detected capacity change from 0 to 32768
[  437.052555][ T8998] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  437.052587][ T8998] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  437.052615][ T8998]  </TASK>
[  437.073884][ T8998] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  437.176550][ T9012] loop4: detected capacity change from 0 to 32768
[  437.199645][ T8998] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  437.228048][ T9012] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  437.235865][ T9012] CPU: 0 UID: 0 PID: 9012 Comm: syz.4.543 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  437.246690][ T9012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  437.257121][ T9012] Call Trace:
[  437.260650][ T9012]  <TASK>
[  437.263613][ T9012]  dump_stack_lvl+0x241/0x360
[  437.268314][ T9012]  ? __pfx_dump_stack_lvl+0x10/0x10
[  437.273558][ T9012]  ? __pfx__printk+0x10/0x10
[  437.278355][ T9012]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  437.283654][ T9012]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  437.289223][ T9012]  sysfs_create_dir_ns+0x2ce/0x3a0
[  437.294351][ T9012]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  437.300032][ T9012]  kobject_add_internal+0x435/0x8d0
[  437.305268][ T9012]  kobject_init_and_add+0x124/0x190
[  437.310482][ T9012]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  437.316467][ T9012]  ? __pfx_kobject_init_and_add+0x10/0x10
[  437.322410][ T9012]  ? __init_swait_queue_head+0xae/0x150
[  437.328004][ T9012]  gfs2_sys_fs_add+0x23b/0x4a0
[  437.332830][ T9012]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  437.338271][ T9012]  ? __pfx_alloc_workqueue+0x10/0x10
[  437.343628][ T9012]  ? read_word_at_a_time+0xe/0x20
[  437.348823][ T9012]  ? sized_strscpy+0x8d/0x220
[  437.353571][ T9012]  gfs2_fill_super+0x11ee/0x24d0
[  437.358938][ T9012]  ? __pfx_gfs2_fill_super+0x10/0x10
[  437.364668][ T9012]  ? snprintf+0xda/0x120
[  437.369013][ T9012]  ? __pfx_lock_release+0x10/0x10
[  437.374137][ T9012]  ? do_raw_spin_lock+0x14f/0x370
[  437.379466][ T9012]  ? __pfx_snprintf+0x10/0x10
[  437.384328][ T9012]  ? sb_set_blocksize+0x98/0xf0
[  437.389287][ T9012]  ? setup_bdev_super+0x4e6/0x5d0
[  437.394726][ T9012]  get_tree_bdev+0x3f7/0x570
[  437.399568][ T9012]  ? __pfx_gfs2_fill_super+0x10/0x10
[  437.404896][ T9012]  ? __pfx_get_tree_bdev+0x10/0x10
[  437.410056][ T9012]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  437.415720][ T9012]  gfs2_get_tree+0x54/0x220
[  437.420245][ T9012]  vfs_get_tree+0x90/0x2b0
[  437.424803][ T9012]  do_new_mount+0x2be/0xb40
[  437.429353][ T9012]  ? __pfx_do_new_mount+0x10/0x10
[  437.434614][ T9012]  __se_sys_mount+0x2d6/0x3c0
[  437.439371][ T9012]  ? __pfx___se_sys_mount+0x10/0x10
[  437.444699][ T9012]  ? do_syscall_64+0x100/0x230
[  437.449510][ T9012]  ? __x64_sys_mount+0x20/0xc0
[  437.454371][ T9012]  do_syscall_64+0xf3/0x230
[  437.459009][ T9012]  ? clear_bhb_loop+0x35/0x90
[  437.465237][ T9012]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  437.471431][ T9012] RIP: 0033:0x7f405c97b61a
[  437.475927][ T9012] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  437.496009][ T9012] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  437.504446][ T9012] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  437.512464][ T9012] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  437.520577][ T9012] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  437.528605][ T9012] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  437.536691][ T9012] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  437.544818][ T9012]  </TASK>
[  437.552357][ T9012] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  437.567709][ T9012] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  437.701945][ T9014] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  437.710492][ T9014] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  437.747476][ T9014] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  437.758910][ T1167] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  437.766038][ T1167] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  437.902925][ T1167] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 136ms
[  437.925417][ T1167] gfs2: fsid=syz:syz.0: jid=0: Done
[  437.931656][ T9014] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  439.106118][ T9032] loop0: detected capacity change from 0 to 32768
[  439.139033][ T9032] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  439.159663][ T9032] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  439.206056][ T9032] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  439.251391][   T47] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  439.258461][   T47] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  439.273811][ T9024] loop1: detected capacity change from 0 to 32768
[  439.330061][ T9024] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  439.342756][ T9028] loop4: detected capacity change from 0 to 32768
[  439.353558][ T9024] CPU: 1 UID: 0 PID: 9024 Comm: syz.1.544 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  439.364329][ T9024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  439.374964][ T9024] Call Trace:
[  439.378322][ T9024]  <TASK>
[  439.381308][ T9024]  dump_stack_lvl+0x241/0x360
[  439.386069][ T9024]  ? __pfx_dump_stack_lvl+0x10/0x10
[  439.391418][ T9024]  ? __pfx__printk+0x10/0x10
[  439.396203][ T9024]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  439.401634][ T9024]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  439.407331][ T9024]  sysfs_create_dir_ns+0x2ce/0x3a0
[  439.412504][ T9024]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  439.418223][ T9024]  kobject_add_internal+0x435/0x8d0
[  439.423509][ T9024]  kobject_init_and_add+0x124/0x190
[  439.428776][ T9024]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  439.434636][ T9024]  ? __pfx_kobject_init_and_add+0x10/0x10
[  439.440373][ T9024]  ? __init_swait_queue_head+0xae/0x150
[  439.445933][ T9024]  gfs2_sys_fs_add+0x23b/0x4a0
[  439.450710][ T9024]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  439.456276][ T9024]  ? __pfx_alloc_workqueue+0x10/0x10
[  439.461669][ T9024]  ? read_word_at_a_time+0xe/0x20
[  439.466717][ T9024]  ? sized_strscpy+0x8d/0x220
[  439.471503][ T9024]  gfs2_fill_super+0x11ee/0x24d0
[  439.476516][ T9024]  ? __pfx_gfs2_fill_super+0x10/0x10
[  439.481907][ T9024]  ? snprintf+0xda/0x120
[  439.486274][ T9024]  ? __pfx_lock_release+0x10/0x10
[  439.491684][ T9024]  ? do_raw_spin_lock+0x14f/0x370
[  439.496719][ T9024]  ? __pfx_snprintf+0x10/0x10
[  439.501482][ T9024]  ? sb_set_blocksize+0x98/0xf0
[  439.506374][ T9024]  ? setup_bdev_super+0x4e6/0x5d0
[  439.511625][ T9024]  get_tree_bdev+0x3f7/0x570
[  439.516228][ T9024]  ? __pfx_gfs2_fill_super+0x10/0x10
[  439.521526][ T9024]  ? __pfx_get_tree_bdev+0x10/0x10
[  439.526650][ T9024]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  439.532299][ T9024]  gfs2_get_tree+0x54/0x220
[  439.536995][ T9024]  vfs_get_tree+0x90/0x2b0
[  439.541556][ T9024]  do_new_mount+0x2be/0xb40
[  439.546179][ T9024]  ? __pfx_do_new_mount+0x10/0x10
[  439.551257][ T9024]  __se_sys_mount+0x2d6/0x3c0
[  439.555973][ T9024]  ? __pfx___se_sys_mount+0x10/0x10
[  439.561280][ T9024]  ? do_syscall_64+0x100/0x230
[  439.566060][ T9024]  ? __x64_sys_mount+0x20/0xc0
[  439.570844][ T9024]  do_syscall_64+0xf3/0x230
[  439.575377][ T9024]  ? clear_bhb_loop+0x35/0x90
[  439.580092][ T9024]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  439.586172][ T9024] RIP: 0033:0x7f870f77b61a
[  439.590699][ T9024] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  439.610777][ T9024] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  439.619539][ T9024] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  439.627790][ T9024] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  439.637085][ T9024] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  439.645459][ T9024] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  439.653731][ T9024] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  439.661910][ T9024]  </TASK>
[  439.691725][ T9024] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  439.706408][ T9024] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  439.734158][ T9027] loop3: detected capacity change from 0 to 32768
[  439.743451][   T47] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 484ms
[  439.751603][   T47] gfs2: fsid=syz:syz.0: jid=0: Done
[  439.766827][ T9032] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  439.839752][ T9027] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  439.847391][ T9027] CPU: 0 UID: 0 PID: 9027 Comm: syz.3.547 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  439.858212][ T9027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  439.868326][ T9027] Call Trace:
[  439.871714][ T9027]  <TASK>
[  439.874771][ T9027]  dump_stack_lvl+0x241/0x360
[  439.879502][ T9027]  ? __pfx_dump_stack_lvl+0x10/0x10
[  439.884773][ T9027]  ? __pfx__printk+0x10/0x10
[  439.889412][ T9027]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  439.894752][ T9027]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  439.900439][ T9027]  sysfs_create_dir_ns+0x2ce/0x3a0
[  439.905584][ T9027]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  439.911259][ T9027]  kobject_add_internal+0x435/0x8d0
[  439.916474][ T9027]  kobject_init_and_add+0x124/0x190
[  439.921800][ T9027]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  439.927658][ T9027]  ? __pfx_kobject_init_and_add+0x10/0x10
[  439.933493][ T9027]  ? __init_swait_queue_head+0xae/0x150
[  439.939239][ T9027]  gfs2_sys_fs_add+0x23b/0x4a0
[  439.944022][ T9027]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  439.949327][ T9027]  ? __pfx_alloc_workqueue+0x10/0x10
[  439.954625][ T9027]  ? read_word_at_a_time+0xe/0x20
[  439.959692][ T9027]  ? sized_strscpy+0x8d/0x220
[  439.964722][ T9027]  gfs2_fill_super+0x11ee/0x24d0
[  439.970010][ T9027]  ? __pfx_gfs2_fill_super+0x10/0x10
[  439.975321][ T9027]  ? snprintf+0xda/0x120
[  439.979581][ T9027]  ? __pfx_lock_release+0x10/0x10
[  439.984712][ T9027]  ? do_raw_spin_lock+0x14f/0x370
[  439.989772][ T9027]  ? __pfx_snprintf+0x10/0x10
[  439.994584][ T9027]  ? sb_set_blocksize+0x98/0xf0
[  439.999557][ T9027]  ? setup_bdev_super+0x4e6/0x5d0
[  440.004597][ T9027]  get_tree_bdev+0x3f7/0x570
[  440.009217][ T9027]  ? __pfx_gfs2_fill_super+0x10/0x10
[  440.014569][ T9027]  ? __pfx_get_tree_bdev+0x10/0x10
[  440.020019][ T9027]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  440.025670][ T9027]  gfs2_get_tree+0x54/0x220
[  440.030363][ T9027]  vfs_get_tree+0x90/0x2b0
[  440.034921][ T9027]  do_new_mount+0x2be/0xb40
[  440.039468][ T9027]  ? __pfx_do_new_mount+0x10/0x10
[  440.044517][ T9027]  __se_sys_mount+0x2d6/0x3c0
[  440.049214][ T9027]  ? __pfx___se_sys_mount+0x10/0x10
[  440.054425][ T9027]  ? do_syscall_64+0x100/0x230
[  440.059244][ T9027]  ? __x64_sys_mount+0x20/0xc0
[  440.064108][ T9027]  do_syscall_64+0xf3/0x230
[  440.068855][ T9027]  ? clear_bhb_loop+0x35/0x90
[  440.073656][ T9027]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.079596][ T9027] RIP: 0033:0x7f0c2c57b61a
[  440.084168][ T9027] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  440.104462][ T9027] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  440.112910][ T9027] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  440.121198][ T9027] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  440.129300][ T9027] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  440.137406][ T9027] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  440.145433][ T9027] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  440.153619][ T9027]  </TASK>
[  440.159280][ T9027] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  440.174002][ T9027] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  440.190247][ T9028] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  440.239699][ T9028] CPU: 0 UID: 0 PID: 9028 Comm: syz.4.546 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  440.250507][ T9028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  440.260704][ T9028] Call Trace:
[  440.264136][ T9028]  <TASK>
[  440.267114][ T9028]  dump_stack_lvl+0x241/0x360
[  440.271852][ T9028]  ? __pfx_dump_stack_lvl+0x10/0x10
[  440.277106][ T9028]  ? __pfx__printk+0x10/0x10
[  440.282726][ T9028]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  440.288494][ T9028]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  440.294644][ T9028]  sysfs_create_dir_ns+0x2ce/0x3a0
[  440.299915][ T9028]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  440.305801][ T9028]  kobject_add_internal+0x435/0x8d0
[  440.311167][ T9028]  kobject_init_and_add+0x124/0x190
[  440.316440][ T9028]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  440.322512][ T9028]  ? __pfx_kobject_init_and_add+0x10/0x10
[  440.328311][ T9028]  ? __init_swait_queue_head+0xae/0x150
[  440.334140][ T9028]  gfs2_sys_fs_add+0x23b/0x4a0
[  440.339577][ T9028]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  440.345199][ T9028]  ? __pfx_alloc_workqueue+0x10/0x10
[  440.350579][ T9028]  ? read_word_at_a_time+0xe/0x20
[  440.356445][ T9028]  ? sized_strscpy+0x8d/0x220
[  440.361538][ T9028]  gfs2_fill_super+0x11ee/0x24d0
[  440.366882][ T9028]  ? __pfx_gfs2_fill_super+0x10/0x10
[  440.372220][ T9028]  ? snprintf+0xda/0x120
[  440.376486][ T9028]  ? __pfx_lock_release+0x10/0x10
[  440.381615][ T9028]  ? do_raw_spin_lock+0x14f/0x370
[  440.386657][ T9028]  ? __pfx_snprintf+0x10/0x10
[  440.391459][ T9028]  ? sb_set_blocksize+0x98/0xf0
[  440.396477][ T9028]  ? setup_bdev_super+0x4e6/0x5d0
[  440.401570][ T9028]  get_tree_bdev+0x3f7/0x570
[  440.406795][ T9028]  ? __pfx_gfs2_fill_super+0x10/0x10
[  440.412138][ T9028]  ? __pfx_get_tree_bdev+0x10/0x10
[  440.417288][ T9028]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  440.422966][ T9028]  gfs2_get_tree+0x54/0x220
[  440.427539][ T9028]  vfs_get_tree+0x90/0x2b0
[  440.431989][ T9028]  do_new_mount+0x2be/0xb40
[  440.436525][ T9028]  ? __pfx_do_new_mount+0x10/0x10
[  440.441633][ T9028]  __se_sys_mount+0x2d6/0x3c0
[  440.446377][ T9028]  ? __pfx___se_sys_mount+0x10/0x10
[  440.451705][ T9028]  ? do_syscall_64+0x100/0x230
[  440.456483][ T9028]  ? __x64_sys_mount+0x20/0xc0
[  440.461303][ T9028]  do_syscall_64+0xf3/0x230
[  440.465878][ T9028]  ? clear_bhb_loop+0x35/0x90
[  440.470675][ T9028]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.476584][ T9028] RIP: 0033:0x7f405c97b61a
[  440.481014][ T9028] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  440.500653][ T9028] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  440.509087][ T9028] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  440.517159][ T9028] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  440.525521][ T9028] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  440.533510][ T9028] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  440.541763][ T9028] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  440.549760][ T9028]  </TASK>
[  440.589556][ T9028] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  440.673858][ T9028] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  440.707711][ T9034] loop2: detected capacity change from 0 to 32768
[  440.755803][ T9034] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  440.765933][ T9034] CPU: 0 UID: 0 PID: 9034 Comm: syz.2.548 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  440.776751][ T9034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  440.786860][ T9034] Call Trace:
[  440.790184][ T9034]  <TASK>
[  440.793250][ T9034]  dump_stack_lvl+0x241/0x360
[  440.798114][ T9034]  ? __pfx_dump_stack_lvl+0x10/0x10
[  440.803542][ T9034]  ? __pfx__printk+0x10/0x10
[  440.808195][ T9034]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  440.813629][ T9034]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  440.819242][ T9034]  sysfs_create_dir_ns+0x2ce/0x3a0
[  440.824421][ T9034]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  440.830216][ T9034]  kobject_add_internal+0x435/0x8d0
[  440.835491][ T9034]  kobject_init_and_add+0x124/0x190
[  440.840838][ T9034]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  440.846717][ T9034]  ? __pfx_kobject_init_and_add+0x10/0x10
[  440.852588][ T9034]  ? __init_swait_queue_head+0xae/0x150
[  440.858838][ T9034]  gfs2_sys_fs_add+0x23b/0x4a0
[  440.863750][ T9034]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  440.869190][ T9034]  ? __pfx_alloc_workqueue+0x10/0x10
[  440.874630][ T9034]  ? read_word_at_a_time+0xe/0x20
[  440.879793][ T9034]  ? sized_strscpy+0x8d/0x220
[  440.884522][ T9034]  gfs2_fill_super+0x11ee/0x24d0
[  440.889539][ T9034]  ? __pfx_gfs2_fill_super+0x10/0x10
[  440.895196][ T9034]  ? snprintf+0xda/0x120
[  440.899494][ T9034]  ? __pfx_lock_release+0x10/0x10
[  440.904570][ T9034]  ? do_raw_spin_lock+0x14f/0x370
[  440.909663][ T9034]  ? __pfx_snprintf+0x10/0x10
[  440.914569][ T9034]  ? sb_set_blocksize+0x98/0xf0
[  440.919499][ T9034]  ? setup_bdev_super+0x4e6/0x5d0
[  440.924593][ T9034]  get_tree_bdev+0x3f7/0x570
[  440.929252][ T9034]  ? __pfx_gfs2_fill_super+0x10/0x10
[  440.934612][ T9034]  ? __pfx_get_tree_bdev+0x10/0x10
[  440.939786][ T9034]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  440.945484][ T9034]  gfs2_get_tree+0x54/0x220
[  440.950136][ T9034]  vfs_get_tree+0x90/0x2b0
[  440.954696][ T9034]  do_new_mount+0x2be/0xb40
[  440.959268][ T9034]  ? __pfx_do_new_mount+0x10/0x10
[  440.964486][ T9034]  __se_sys_mount+0x2d6/0x3c0
[  440.969315][ T9034]  ? __pfx___se_sys_mount+0x10/0x10
[  440.974588][ T9034]  ? do_syscall_64+0x100/0x230
[  440.979581][ T9034]  ? __x64_sys_mount+0x20/0xc0
[  440.984399][ T9034]  do_syscall_64+0xf3/0x230
[  440.989040][ T9034]  ? clear_bhb_loop+0x35/0x90
[  440.993774][ T9034]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.999813][ T9034] RIP: 0033:0x7f49b017b61a
2024/10/15 17:12:56 executed programs: 546
[  441.004434][ T9034] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  441.024171][ T9034] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  441.032726][ T9034] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  441.040752][ T9034] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  441.048771][ T9034] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  441.056808][ T9034] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  441.065009][ T9034] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  441.073048][ T9034]  </TASK>
[  441.113192][ T1270] ieee802154 phy0 wpan0: encryption failed: -22
[  441.119768][ T1270] ieee802154 phy1 wpan1: encryption failed: -22
[  441.120582][ T9034] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  441.140528][ T9034] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  441.795981][ T9051] loop4: detected capacity change from 0 to 32768
[  441.887459][ T9054] loop2: detected capacity change from 0 to 32768
[  441.971485][ T9051] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  441.999578][ T9051] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  442.029801][ T9054] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  442.049763][ T9054] CPU: 0 UID: 0 PID: 9054 Comm: syz.2.553 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  442.060645][ T9054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  442.070756][ T9054] Call Trace:
[  442.074154][ T9054]  <TASK>
[  442.077120][ T9054]  dump_stack_lvl+0x241/0x360
[  442.081941][ T9054]  ? __pfx_dump_stack_lvl+0x10/0x10
[  442.087271][ T9054]  ? __pfx__printk+0x10/0x10
[  442.092074][ T9054]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  442.097503][ T9054]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  442.103272][ T9054]  sysfs_create_dir_ns+0x2ce/0x3a0
[  442.108524][ T9054]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  442.114567][ T9054]  kobject_add_internal+0x435/0x8d0
[  442.119829][ T9054]  kobject_init_and_add+0x124/0x190
[  442.125163][ T9054]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  442.131023][ T9054]  ? __pfx_kobject_init_and_add+0x10/0x10
[  442.137071][ T9054]  ? __init_swait_queue_head+0xae/0x150
[  442.142697][ T9054]  gfs2_sys_fs_add+0x23b/0x4a0
[  442.147527][ T9054]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  442.152971][ T9054]  ? __pfx_alloc_workqueue+0x10/0x10
[  442.158684][ T9054]  ? read_word_at_a_time+0xe/0x20
[  442.163962][ T9054]  ? sized_strscpy+0x8d/0x220
[  442.168827][ T9054]  gfs2_fill_super+0x11ee/0x24d0
[  442.173947][ T9054]  ? __pfx_gfs2_fill_super+0x10/0x10
[  442.176961][ T9046] loop3: detected capacity change from 0 to 32768
[  442.179257][ T9054]  ? snprintf+0xda/0x120
[  442.189969][ T9054]  ? __pfx_lock_release+0x10/0x10
[  442.195146][ T9054]  ? do_raw_spin_lock+0x14f/0x370
[  442.200499][ T9054]  ? __pfx_snprintf+0x10/0x10
[  442.205229][ T9054]  ? sb_set_blocksize+0x98/0xf0
[  442.210127][ T9054]  ? setup_bdev_super+0x4e6/0x5d0
[  442.215578][ T9054]  get_tree_bdev+0x3f7/0x570
[  442.220612][ T9054]  ? __pfx_gfs2_fill_super+0x10/0x10
[  442.226043][ T9054]  ? __pfx_get_tree_bdev+0x10/0x10
[  442.231311][ T9054]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  442.237291][ T9054]  gfs2_get_tree+0x54/0x220
[  442.242005][ T9054]  vfs_get_tree+0x90/0x2b0
[  442.246486][ T9054]  do_new_mount+0x2be/0xb40
[  442.251143][ T9054]  ? __pfx_do_new_mount+0x10/0x10
[  442.256329][ T9054]  __se_sys_mount+0x2d6/0x3c0
[  442.261247][ T9054]  ? __pfx___se_sys_mount+0x10/0x10
[  442.266681][ T9054]  ? do_syscall_64+0x100/0x230
[  442.271503][ T9054]  ? __x64_sys_mount+0x20/0xc0
[  442.276514][ T9054]  do_syscall_64+0xf3/0x230
[  442.280983][ T9051] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  442.281225][ T9054]  ? clear_bhb_loop+0x35/0x90
[  442.293765][ T9054]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  442.298920][ T9046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  442.299956][ T9054] RIP: 0033:0x7f49b017b61a
[  442.299980][ T9054] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  442.299995][ T9054] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  442.300018][ T9054] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  442.300032][ T9054] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  442.300045][ T9054] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  442.300057][ T9054] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  442.300070][ T9054] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  442.300102][ T9054]  </TASK>
[  442.312370][ T9054] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  442.383564][ T5300] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  442.386351][ T9054] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  442.405549][ T5300] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  442.410136][ T9046] CPU: 0 UID: 0 PID: 9046 Comm: syz.3.549 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  442.430950][ T9046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  442.441331][ T9046] Call Trace:
[  442.444638][ T9046]  <TASK>
[  442.447593][ T9046]  dump_stack_lvl+0x241/0x360
[  442.452315][ T9046]  ? __pfx_dump_stack_lvl+0x10/0x10
[  442.457647][ T9046]  ? __pfx__printk+0x10/0x10
[  442.462297][ T9046]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  442.467644][ T9046]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  442.473270][ T9046]  sysfs_create_dir_ns+0x2ce/0x3a0
[  442.478456][ T9046]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  442.484168][ T9046]  kobject_add_internal+0x435/0x8d0
[  442.489571][ T9046]  kobject_init_and_add+0x124/0x190
[  442.494910][ T9046]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  442.500834][ T9046]  ? __pfx_kobject_init_and_add+0x10/0x10
[  442.506650][ T9046]  ? __init_swait_queue_head+0xae/0x150
[  442.512305][ T9046]  gfs2_sys_fs_add+0x23b/0x4a0
[  442.517206][ T9046]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  442.522590][ T9046]  ? __pfx_alloc_workqueue+0x10/0x10
[  442.527894][ T9046]  ? read_word_at_a_time+0xe/0x20
[  442.532938][ T9046]  ? sized_strscpy+0x8d/0x220
[  442.537621][ T9046]  gfs2_fill_super+0x11ee/0x24d0
[  442.542705][ T9046]  ? __pfx_gfs2_fill_super+0x10/0x10
[  442.548029][ T9046]  ? snprintf+0xda/0x120
[  442.552307][ T9046]  ? __pfx_lock_release+0x10/0x10
[  442.557460][ T9046]  ? do_raw_spin_lock+0x14f/0x370
[  442.562545][ T9046]  ? __pfx_snprintf+0x10/0x10
[  442.567254][ T9046]  ? sb_set_blocksize+0x98/0xf0
[  442.572207][ T9046]  ? setup_bdev_super+0x4e6/0x5d0
[  442.577369][ T9046]  get_tree_bdev+0x3f7/0x570
[  442.582003][ T9046]  ? __pfx_gfs2_fill_super+0x10/0x10
[  442.587312][ T9046]  ? __pfx_get_tree_bdev+0x10/0x10
[  442.592441][ T9046]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  442.598096][ T9046]  gfs2_get_tree+0x54/0x220
[  442.602613][ T9046]  vfs_get_tree+0x90/0x2b0
[  442.607135][ T9046]  do_new_mount+0x2be/0xb40
[  442.611747][ T9046]  ? __pfx_do_new_mount+0x10/0x10
[  442.616802][ T9046]  __se_sys_mount+0x2d6/0x3c0
[  442.621582][ T9046]  ? __pfx___se_sys_mount+0x10/0x10
[  442.627147][ T9046]  ? do_syscall_64+0x100/0x230
[  442.631922][ T9046]  ? __x64_sys_mount+0x20/0xc0
[  442.636930][ T9046]  do_syscall_64+0xf3/0x230
[  442.641589][ T9046]  ? clear_bhb_loop+0x35/0x90
[  442.646586][ T9046]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  442.652911][ T9046] RIP: 0033:0x7f0c2c57b61a
[  442.657607][ T9046] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  442.677899][ T9046] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  442.686561][ T9046] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  442.694819][ T9046] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  442.702838][ T9046] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  442.710849][ T9046] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  442.719458][ T9046] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  442.728662][ T9046]  </TASK>
[  442.770415][ T5300] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 364ms
[  442.778181][ T5300] gfs2: fsid=syz:syz.0: jid=0: Done
[  442.859565][ T9051] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  442.875878][ T9046] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  443.007343][ T9046] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  443.789933][ T9056] loop0: detected capacity change from 0 to 32768
[  443.954016][ T9070] loop4: detected capacity change from 0 to 32768
[  443.972553][ T9056] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  444.023284][ T9056] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  444.029867][ T9070] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  444.037983][ T9070] CPU: 1 UID: 0 PID: 9070 Comm: syz.4.556 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  444.048969][ T9070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  444.059337][ T9070] Call Trace:
[  444.062669][ T9070]  <TASK>
[  444.065663][ T9070]  dump_stack_lvl+0x241/0x360
[  444.070414][ T9070]  ? __pfx_dump_stack_lvl+0x10/0x10
[  444.075636][ T9070]  ? __pfx__printk+0x10/0x10
[  444.080249][ T9070]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  444.085781][ T9070]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  444.091423][ T9070]  sysfs_create_dir_ns+0x2ce/0x3a0
[  444.096543][ T9070]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  444.102281][ T9070]  kobject_add_internal+0x435/0x8d0
[  444.107533][ T9070]  kobject_init_and_add+0x124/0x190
[  444.112737][ T9070]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  444.118566][ T9070]  ? __pfx_kobject_init_and_add+0x10/0x10
[  444.124386][ T9070]  ? __init_swait_queue_head+0xae/0x150
[  444.129946][ T9070]  gfs2_sys_fs_add+0x23b/0x4a0
[  444.134843][ T9070]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  444.140137][ T9070]  ? __pfx_alloc_workqueue+0x10/0x10
[  444.145444][ T9070]  ? read_word_at_a_time+0xe/0x20
[  444.150852][ T9070]  ? sized_strscpy+0x8d/0x220
[  444.155745][ T9070]  gfs2_fill_super+0x11ee/0x24d0
[  444.161098][ T9070]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.166680][ T9070]  ? snprintf+0xda/0x120
[  444.170935][ T9070]  ? __pfx_lock_release+0x10/0x10
[  444.176402][ T9070]  ? do_raw_spin_lock+0x14f/0x370
[  444.181558][ T9070]  ? __pfx_snprintf+0x10/0x10
[  444.186596][ T9070]  ? sb_set_blocksize+0x98/0xf0
[  444.192009][ T9070]  ? setup_bdev_super+0x4e6/0x5d0
[  444.197064][ T9070]  get_tree_bdev+0x3f7/0x570
[  444.201758][ T9070]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.207162][ T9070]  ? __pfx_get_tree_bdev+0x10/0x10
[  444.212380][ T9070]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  444.218915][ T9070]  gfs2_get_tree+0x54/0x220
[  444.223705][ T9070]  vfs_get_tree+0x90/0x2b0
[  444.228235][ T9070]  do_new_mount+0x2be/0xb40
[  444.232860][ T9070]  ? __pfx_do_new_mount+0x10/0x10
[  444.238141][ T9070]  __se_sys_mount+0x2d6/0x3c0
[  444.242888][ T9070]  ? __pfx___se_sys_mount+0x10/0x10
[  444.248318][ T9070]  ? do_syscall_64+0x100/0x230
[  444.253498][ T9070]  ? __x64_sys_mount+0x20/0xc0
[  444.258678][ T9070]  do_syscall_64+0xf3/0x230
[  444.263252][ T9070]  ? clear_bhb_loop+0x35/0x90
[  444.268054][ T9070]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  444.274054][ T9070] RIP: 0033:0x7f405c97b61a
[  444.278622][ T9070] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  444.298716][ T9070] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  444.307367][ T9070] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  444.315620][ T9070] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  444.323643][ T9070] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  444.331683][ T9070] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  444.339672][ T9070] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  444.347921][ T9070]  </TASK>
[  444.352203][ T9070] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  444.367567][ T9070] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  444.470424][ T9056] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  444.572744][ T9066] loop2: detected capacity change from 0 to 32768
[  444.609135][ T5323] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  444.655971][ T5323] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  444.657414][ T9068] loop3: detected capacity change from 0 to 32768
[  444.699721][ T9068] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  444.708072][ T9068] CPU: 0 UID: 0 PID: 9068 Comm: syz.3.555 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  444.719196][ T9068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  444.730124][ T9068] Call Trace:
[  444.733618][ T9068]  <TASK>
[  444.736661][ T9068]  dump_stack_lvl+0x241/0x360
[  444.741480][ T9068]  ? __pfx_dump_stack_lvl+0x10/0x10
[  444.746733][ T9068]  ? __pfx__printk+0x10/0x10
[  444.751933][ T9068]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  444.757278][ T9068]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  444.762888][ T9068]  sysfs_create_dir_ns+0x2ce/0x3a0
[  444.768316][ T9068]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  444.774010][ T9068]  kobject_add_internal+0x435/0x8d0
[  444.779430][ T9068]  kobject_init_and_add+0x124/0x190
[  444.784855][ T9068]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  444.790895][ T9068]  ? __pfx_kobject_init_and_add+0x10/0x10
[  444.796772][ T9068]  ? __init_swait_queue_head+0xae/0x150
[  444.802762][ T9068]  gfs2_sys_fs_add+0x23b/0x4a0
[  444.807608][ T9068]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  444.812974][ T9068]  ? __pfx_alloc_workqueue+0x10/0x10
[  444.818340][ T9068]  ? read_word_at_a_time+0xe/0x20
[  444.823418][ T9068]  ? sized_strscpy+0x8d/0x220
[  444.828168][ T9068]  gfs2_fill_super+0x11ee/0x24d0
[  444.833472][ T9068]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.838812][ T9068]  ? snprintf+0xda/0x120
[  444.843217][ T9068]  ? __pfx_lock_release+0x10/0x10
[  444.848296][ T9068]  ? do_raw_spin_lock+0x14f/0x370
[  444.853378][ T9068]  ? __pfx_snprintf+0x10/0x10
[  444.858128][ T9068]  ? sb_set_blocksize+0x98/0xf0
[  444.863248][ T9068]  ? setup_bdev_super+0x4e6/0x5d0
[  444.865753][ T5323] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 209ms
[  444.868508][ T9068]  get_tree_bdev+0x3f7/0x570
[  444.868548][ T9068]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.868576][ T9068]  ? __pfx_get_tree_bdev+0x10/0x10
[  444.868601][ T9068]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  444.868629][ T9068]  gfs2_get_tree+0x54/0x220
[  444.882793][ T5323] gfs2: fsid=syz:syz.0: jid=0: Done
[  444.886320][ T9068]  vfs_get_tree+0x90/0x2b0
[  444.911664][ T9068]  do_new_mount+0x2be/0xb40
[  444.914680][ T9056] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  444.916385][ T9068]  ? __pfx_do_new_mount+0x10/0x10
[  444.916430][ T9068]  __se_sys_mount+0x2d6/0x3c0
[  444.916458][ T9068]  ? __pfx___se_sys_mount+0x10/0x10
[  444.916482][ T9068]  ? do_syscall_64+0x100/0x230
[  444.916506][ T9068]  ? __x64_sys_mount+0x20/0xc0
[  444.916532][ T9068]  do_syscall_64+0xf3/0x230
[  444.916551][ T9068]  ? clear_bhb_loop+0x35/0x90
[  444.916572][ T9068]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  444.916600][ T9068] RIP: 0033:0x7f0c2c57b61a
[  444.916622][ T9068] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  444.916640][ T9068] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  444.916665][ T9068] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  444.916680][ T9068] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  444.916695][ T9068] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  444.916709][ T9068] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  444.916724][ T9068] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  444.916753][ T9068]  </TASK>
[  444.919253][ T9068] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  444.964571][ T9056] gfs2: fsid=syz:syz.0: can't create logd thread: -4
[  444.966630][ T9068] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  445.096700][ T9066] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  445.115722][ T9066] CPU: 1 UID: 0 PID: 9066 Comm: syz.2.554 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  445.126856][ T9066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  445.137048][ T9066] Call Trace:
[  445.140442][ T9066]  <TASK>
[  445.143395][ T9066]  dump_stack_lvl+0x241/0x360
[  445.148115][ T9066]  ? __pfx_dump_stack_lvl+0x10/0x10
[  445.153480][ T9066]  ? __pfx__printk+0x10/0x10
[  445.158143][ T9066]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  445.163483][ T9066]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  445.169163][ T9066]  sysfs_create_dir_ns+0x2ce/0x3a0
[  445.174338][ T9066]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  445.180392][ T9066]  kobject_add_internal+0x435/0x8d0
[  445.185660][ T9066]  kobject_init_and_add+0x124/0x190
[  445.191054][ T9066]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  445.197045][ T9066]  ? __pfx_kobject_init_and_add+0x10/0x10
[  445.203001][ T9066]  ? __init_swait_queue_head+0xae/0x150
[  445.208852][ T9066]  gfs2_sys_fs_add+0x23b/0x4a0
[  445.213689][ T9066]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  445.219343][ T9066]  ? __pfx_alloc_workqueue+0x10/0x10
[  445.224787][ T9066]  ? read_word_at_a_time+0xe/0x20
[  445.230184][ T9066]  ? sized_strscpy+0x8d/0x220
[  445.235706][ T9066]  gfs2_fill_super+0x11ee/0x24d0
[  445.240862][ T9066]  ? __pfx_gfs2_fill_super+0x10/0x10
[  445.246329][ T9066]  ? snprintf+0xda/0x120
[  445.250789][ T9066]  ? __pfx_lock_release+0x10/0x10
[  445.255882][ T9066]  ? do_raw_spin_lock+0x14f/0x370
[  445.261186][ T9066]  ? __pfx_snprintf+0x10/0x10
[  445.266118][ T9066]  ? sb_set_blocksize+0x98/0xf0
[  445.271117][ T9066]  ? setup_bdev_super+0x4e6/0x5d0
[  445.276292][ T9066]  get_tree_bdev+0x3f7/0x570
[  445.281035][ T9066]  ? __pfx_gfs2_fill_super+0x10/0x10
[  445.286386][ T9066]  ? __pfx_get_tree_bdev+0x10/0x10
[  445.291650][ T9066]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  445.297346][ T9066]  gfs2_get_tree+0x54/0x220
[  445.302092][ T9066]  vfs_get_tree+0x90/0x2b0
[  445.306590][ T9066]  do_new_mount+0x2be/0xb40
[  445.311250][ T9066]  ? __pfx_do_new_mount+0x10/0x10
[  445.316341][ T9066]  __se_sys_mount+0x2d6/0x3c0
[  445.321085][ T9066]  ? __pfx___se_sys_mount+0x10/0x10
[  445.326338][ T9066]  ? do_syscall_64+0x100/0x230
[  445.331150][ T9066]  ? __x64_sys_mount+0x20/0xc0
[  445.336064][ T9066]  do_syscall_64+0xf3/0x230
[  445.340615][ T9066]  ? clear_bhb_loop+0x35/0x90
[  445.345338][ T9066]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  445.351287][ T9066] RIP: 0033:0x7f49b017b61a
[  445.355738][ T9066] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  445.375828][ T9066] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  445.384314][ T9066] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  445.392570][ T9066] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  445.401393][ T9066] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  445.409512][ T9066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  445.417729][ T9066] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  445.426027][ T9066]  </TASK>
[  445.520307][ T9066] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  445.534705][ T9066] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  445.918829][ T9082] loop1: detected capacity change from 0 to 32768
[  446.096113][ T9088] loop0: detected capacity change from 0 to 32768
[  446.101452][ T9082] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  446.116138][ T9082] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
2024/10/15 17:13:01 executed programs: 556
[  446.244981][ T9082] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  446.264798][ T5323] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  446.276811][ T5323] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  446.328697][ T9088] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  446.347634][ T9088] CPU: 1 UID: 0 PID: 9088 Comm: syz.0.560 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  446.348192][ T9086] loop4: detected capacity change from 0 to 32768
[  446.358548][ T9088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  446.358569][ T9088] Call Trace:
[  446.358578][ T9088]  <TASK>
[  446.358586][ T9088]  dump_stack_lvl+0x241/0x360
[  446.358617][ T9088]  ? __pfx_dump_stack_lvl+0x10/0x10
[  446.358634][ T9088]  ? __pfx__printk+0x10/0x10
[  446.358654][ T9088]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  446.358676][ T9088]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  446.407411][ T9088]  sysfs_create_dir_ns+0x2ce/0x3a0
[  446.412573][ T9088]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  446.418238][ T9088]  kobject_add_internal+0x435/0x8d0
[  446.423494][ T9088]  kobject_init_and_add+0x124/0x190
[  446.428778][ T9088]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  446.434704][ T9088]  ? __pfx_kobject_init_and_add+0x10/0x10
[  446.440736][ T9088]  ? __init_swait_queue_head+0xae/0x150
[  446.446357][ T9088]  gfs2_sys_fs_add+0x23b/0x4a0
[  446.451257][ T9088]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  446.456783][ T9088]  ? __pfx_alloc_workqueue+0x10/0x10
[  446.462327][ T9088]  ? read_word_at_a_time+0xe/0x20
[  446.467601][ T9088]  ? sized_strscpy+0x8d/0x220
[  446.472446][ T9088]  gfs2_fill_super+0x11ee/0x24d0
[  446.477485][ T9088]  ? __pfx_gfs2_fill_super+0x10/0x10
[  446.482860][ T9088]  ? snprintf+0xda/0x120
[  446.487179][ T9088]  ? __pfx_lock_release+0x10/0x10
[  446.492273][ T9088]  ? do_raw_spin_lock+0x14f/0x370
[  446.497434][ T9088]  ? __pfx_snprintf+0x10/0x10
[  446.502178][ T9088]  ? sb_set_blocksize+0x98/0xf0
[  446.507087][ T9088]  ? setup_bdev_super+0x4e6/0x5d0
[  446.512353][ T9088]  get_tree_bdev+0x3f7/0x570
[  446.517074][ T9088]  ? __pfx_gfs2_fill_super+0x10/0x10
[  446.522467][ T9088]  ? __pfx_get_tree_bdev+0x10/0x10
[  446.527655][ T9088]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  446.533303][ T9088]  gfs2_get_tree+0x54/0x220
[  446.537869][ T9088]  vfs_get_tree+0x90/0x2b0
[  446.542333][ T9088]  do_new_mount+0x2be/0xb40
[  446.546864][ T9088]  ? __pfx_do_new_mount+0x10/0x10
[  446.551918][ T9088]  __se_sys_mount+0x2d6/0x3c0
[  446.556783][ T9088]  ? __pfx___se_sys_mount+0x10/0x10
[  446.562001][ T9088]  ? do_syscall_64+0x100/0x230
[  446.566954][ T9088]  ? __x64_sys_mount+0x20/0xc0
[  446.571825][ T9088]  do_syscall_64+0xf3/0x230
[  446.576332][ T9088]  ? clear_bhb_loop+0x35/0x90
[  446.581011][ T9088]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  446.586921][ T9088] RIP: 0033:0x7fbbaf37b61a
[  446.591531][ T9088] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  446.611280][ T9088] RSP: 002b:00007fbbb0209e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  446.620543][ T9088] RAX: ffffffffffffffda RBX: 00007fbbb0209ef0 RCX: 00007fbbaf37b61a
[  446.628848][ T9088] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007fbbb0209eb0
[  446.636952][ T9088] RBP: 00000000200124c0 R08: 00007fbbb0209ef0 R09: 0000000000000000
[  446.645035][ T9088] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  446.653107][ T9088] R13: 00007fbbb0209eb0 R14: 00000000000124ab R15: 0000000020000240
[  446.661101][ T9088]  </TASK>
[  446.704013][ T5323] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 427ms
[  446.712264][ T5323] gfs2: fsid=syz:syz.0: jid=0: Done
[  446.729756][ T9088] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  446.744386][ T9082] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  446.789789][ T9086] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  446.801122][ T9086] CPU: 0 UID: 0 PID: 9086 Comm: syz.4.559 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  446.812011][ T9086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  446.822308][ T9086] Call Trace:
[  446.825812][ T9086]  <TASK>
[  446.828777][ T9086]  dump_stack_lvl+0x241/0x360
[  446.833880][ T9086]  ? __pfx_dump_stack_lvl+0x10/0x10
[  446.839215][ T9086]  ? __pfx__printk+0x10/0x10
[  446.843867][ T9086]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  446.849303][ T9086]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  446.855178][ T9086]  sysfs_create_dir_ns+0x2ce/0x3a0
[  446.860367][ T9086]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  446.866280][ T9086]  kobject_add_internal+0x435/0x8d0
[  446.871913][ T9086]  kobject_init_and_add+0x124/0x190
[  446.877159][ T9086]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  446.883033][ T9086]  ? __pfx_kobject_init_and_add+0x10/0x10
[  446.888845][ T9086]  ? __init_swait_queue_head+0xae/0x150
[  446.894523][ T9086]  gfs2_sys_fs_add+0x23b/0x4a0
[  446.899373][ T9086]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  446.904937][ T9086]  ? __pfx_alloc_workqueue+0x10/0x10
[  446.910545][ T9086]  ? read_word_at_a_time+0xe/0x20
[  446.915809][ T9086]  ? sized_strscpy+0x8d/0x220
[  446.920691][ T9086]  gfs2_fill_super+0x11ee/0x24d0
[  446.925752][ T9086]  ? __pfx_gfs2_fill_super+0x10/0x10
[  446.931044][ T9086]  ? snprintf+0xda/0x120
[  446.935416][ T9086]  ? __pfx_lock_release+0x10/0x10
[  446.940629][ T9086]  ? do_raw_spin_lock+0x14f/0x370
[  446.945763][ T9086]  ? __pfx_snprintf+0x10/0x10
[  446.950624][ T9086]  ? sb_set_blocksize+0x98/0xf0
[  446.955496][ T9086]  ? setup_bdev_super+0x4e6/0x5d0
[  446.960569][ T9086]  get_tree_bdev+0x3f7/0x570
[  446.965369][ T9086]  ? __pfx_gfs2_fill_super+0x10/0x10
[  446.970841][ T9086]  ? __pfx_get_tree_bdev+0x10/0x10
[  446.976147][ T9086]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  446.981823][ T9086]  gfs2_get_tree+0x54/0x220
[  446.986495][ T9086]  vfs_get_tree+0x90/0x2b0
[  446.990937][ T9086]  do_new_mount+0x2be/0xb40
[  446.995467][ T9086]  ? __pfx_do_new_mount+0x10/0x10
[  447.000850][ T9086]  __se_sys_mount+0x2d6/0x3c0
[  447.005637][ T9086]  ? __pfx___se_sys_mount+0x10/0x10
[  447.010855][ T9086]  ? do_syscall_64+0x100/0x230
[  447.015647][ T9086]  ? __x64_sys_mount+0x20/0xc0
[  447.020509][ T9086]  do_syscall_64+0xf3/0x230
[  447.025068][ T9086]  ? clear_bhb_loop+0x35/0x90
[  447.029792][ T9086]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  447.035901][ T9086] RIP: 0033:0x7f405c97b61a
[  447.040466][ T9086] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  447.060612][ T9086] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  447.069352][ T9086] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  447.077449][ T9086] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  447.085472][ T9086] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  447.093497][ T9086] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  447.101484][ T9086] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  447.109842][ T9086]  </TASK>
[  447.138144][ T9086] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  447.163189][ T9086] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  447.179769][ T9088] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  447.804584][ T9093] loop2: detected capacity change from 0 to 32768
[  447.929673][ T9093] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  447.937223][ T9093] CPU: 0 UID: 0 PID: 9093 Comm: syz.2.561 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  447.947868][ T9093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  447.958066][ T9093] Call Trace:
[  447.961393][ T9093]  <TASK>
[  447.964490][ T9093]  dump_stack_lvl+0x241/0x360
[  447.969479][ T9093]  ? __pfx_dump_stack_lvl+0x10/0x10
[  447.975176][ T9093]  ? __pfx__printk+0x10/0x10
[  447.979925][ T9093]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  447.983869][ T9085] loop3: detected capacity change from 0 to 32768
[  447.985234][ T9093]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  447.985266][ T9093]  sysfs_create_dir_ns+0x2ce/0x3a0
[  447.985289][ T9093]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  447.985316][ T9093]  kobject_add_internal+0x435/0x8d0
[  448.013763][ T9093]  kobject_init_and_add+0x124/0x190
[  448.019023][ T9093]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  448.024893][ T9093]  ? __pfx_kobject_init_and_add+0x10/0x10
[  448.030686][ T9093]  ? __init_swait_queue_head+0xae/0x150
[  448.036302][ T9093]  gfs2_sys_fs_add+0x23b/0x4a0
[  448.041133][ T9093]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  448.046566][ T9093]  ? __pfx_alloc_workqueue+0x10/0x10
[  448.052085][ T9093]  ? read_word_at_a_time+0xe/0x20
[  448.057166][ T9093]  ? sized_strscpy+0x8d/0x220
[  448.061904][ T9093]  gfs2_fill_super+0x11ee/0x24d0
[  448.066926][ T9093]  ? __pfx_gfs2_fill_super+0x10/0x10
[  448.072280][ T9093]  ? snprintf+0xda/0x120
[  448.076579][ T9093]  ? __pfx_lock_release+0x10/0x10
[  448.081668][ T9093]  ? do_raw_spin_lock+0x14f/0x370
[  448.086852][ T9093]  ? __pfx_snprintf+0x10/0x10
[  448.091605][ T9093]  ? sb_set_blocksize+0x98/0xf0
[  448.096593][ T9093]  ? setup_bdev_super+0x4e6/0x5d0
[  448.102021][ T9093]  get_tree_bdev+0x3f7/0x570
[  448.106663][ T9093]  ? __pfx_gfs2_fill_super+0x10/0x10
[  448.112093][ T9093]  ? __pfx_get_tree_bdev+0x10/0x10
[  448.117247][ T9093]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  448.122941][ T9093]  gfs2_get_tree+0x54/0x220
[  448.127494][ T9093]  vfs_get_tree+0x90/0x2b0
[  448.131957][ T9093]  do_new_mount+0x2be/0xb40
[  448.136552][ T9093]  ? __pfx_do_new_mount+0x10/0x10
[  448.141719][ T9093]  __se_sys_mount+0x2d6/0x3c0
[  448.146444][ T9093]  ? __pfx___se_sys_mount+0x10/0x10
[  448.151699][ T9093]  ? do_syscall_64+0x100/0x230
[  448.156494][ T9093]  ? __x64_sys_mount+0x20/0xc0
[  448.161287][ T9093]  do_syscall_64+0xf3/0x230
[  448.165800][ T9093]  ? clear_bhb_loop+0x35/0x90
[  448.170487][ T9093]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.176431][ T9093] RIP: 0033:0x7f49b017b61a
[  448.180877][ T9093] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  448.200767][ T9093] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  448.209196][ T9093] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  448.217309][ T9093] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  448.225414][ T9093] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  448.233522][ T9093] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  448.241878][ T9093] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  448.249904][ T9093]  </TASK>
[  448.257594][ T9093] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  448.272224][ T9093] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  448.284044][ T9085] workqueue: Failed to create a rescuer kthread for wq "gfs2-glock/syz:syz": -EINTR
[  448.599587][ T9100] loop0: detected capacity change from 0 to 32768
[  448.980810][ T9100] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  448.992710][ T9100] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  449.046592][ T9100] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  449.127700][ T9109] loop3: detected capacity change from 0 to 32768
[  449.193002][ T9109] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  449.205319][    T8] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  449.209567][ T9109] CPU: 1 UID: 0 PID: 9109 Comm: syz.3.564 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  449.222926][ T9109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  449.233026][ T9109] Call Trace:
[  449.236539][ T9109]  <TASK>
[  449.239490][    T8] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  449.246385][ T9109]  dump_stack_lvl+0x241/0x360
[  449.251423][ T9109]  ? __pfx_dump_stack_lvl+0x10/0x10
[  449.256790][ T9109]  ? __pfx__printk+0x10/0x10
[  449.261771][ T9109]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  449.267283][ T9109]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  449.273310][ T9109]  sysfs_create_dir_ns+0x2ce/0x3a0
[  449.278583][ T9109]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  449.284738][ T9109]  kobject_add_internal+0x435/0x8d0
[  449.290885][ T9109]  kobject_init_and_add+0x124/0x190
[  449.296334][ T9109]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  449.302311][ T9109]  ? __pfx_kobject_init_and_add+0x10/0x10
[  449.308286][ T9109]  ? __init_swait_queue_head+0xae/0x150
[  449.313919][ T9109]  gfs2_sys_fs_add+0x23b/0x4a0
[  449.318841][ T9109]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  449.324463][ T9109]  ? __pfx_alloc_workqueue+0x10/0x10
[  449.329813][ T9109]  ? read_word_at_a_time+0xe/0x20
[  449.334889][ T9109]  ? sized_strscpy+0x8d/0x220
[  449.339615][ T9109]  gfs2_fill_super+0x11ee/0x24d0
[  449.344703][ T9109]  ? __pfx_gfs2_fill_super+0x10/0x10
[  449.350044][ T9109]  ? snprintf+0xda/0x120
[  449.354419][ T9109]  ? __pfx_lock_release+0x10/0x10
[  449.359768][ T9109]  ? do_raw_spin_lock+0x14f/0x370
[  449.364981][ T9109]  ? __pfx_snprintf+0x10/0x10
[  449.369728][ T9109]  ? sb_set_blocksize+0x98/0xf0
[  449.374632][ T9109]  ? setup_bdev_super+0x4e6/0x5d0
[  449.379725][ T9109]  get_tree_bdev+0x3f7/0x570
[  449.384453][ T9109]  ? __pfx_gfs2_fill_super+0x10/0x10
[  449.389961][ T9109]  ? __pfx_get_tree_bdev+0x10/0x10
[  449.395230][ T9109]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  449.401114][ T9109]  gfs2_get_tree+0x54/0x220
[  449.405762][ T9109]  vfs_get_tree+0x90/0x2b0
[  449.410234][ T9109]  do_new_mount+0x2be/0xb40
[  449.414814][ T9109]  ? __pfx_do_new_mount+0x10/0x10
[  449.419915][ T9109]  __se_sys_mount+0x2d6/0x3c0
[  449.424687][ T9109]  ? __pfx___se_sys_mount+0x10/0x10
[  449.430020][ T9109]  ? do_syscall_64+0x100/0x230
[  449.434927][ T9109]  ? __x64_sys_mount+0x20/0xc0
[  449.439744][ T9109]  do_syscall_64+0xf3/0x230
[  449.444278][ T9109]  ? clear_bhb_loop+0x35/0x90
[  449.448964][ T9109]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  449.454873][ T9109] RIP: 0033:0x7f0c2c57b61a
[  449.459489][ T9109] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  449.479291][ T9109] RSP: 002b:00007f0c2d2c1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  449.487715][ T9109] RAX: ffffffffffffffda RBX: 00007f0c2d2c1ef0 RCX: 00007f0c2c57b61a
[  449.495950][ T9109] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f0c2d2c1eb0
[  449.503930][ T9109] RBP: 00000000200124c0 R08: 00007f0c2d2c1ef0 R09: 0000000000000000
[  449.511916][ T9109] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  449.519894][ T9109] R13: 00007f0c2d2c1eb0 R14: 00000000000124ab R15: 0000000020000240
[  449.528057][ T9109]  </TASK>
[  449.556344][ T9109] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  449.640277][ T9109] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  449.659228][    T8] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 419ms
[  449.687022][ T9108] loop2: detected capacity change from 0 to 32768
[  449.693865][    T8] gfs2: fsid=syz:syz.0: jid=0: Done
[  449.707525][ T9100] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  449.826341][ T9108] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  449.878593][ T9108] CPU: 0 UID: 0 PID: 9108 Comm: syz.2.565 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  449.889288][ T9108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  449.899389][ T9108] Call Trace:
[  449.902691][ T9108]  <TASK>
[  449.905640][ T9108]  dump_stack_lvl+0x241/0x360
[  449.910361][ T9108]  ? __pfx_dump_stack_lvl+0x10/0x10
[  449.915600][ T9108]  ? __pfx__printk+0x10/0x10
[  449.920236][ T9108]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  449.925563][ T9108]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  449.931144][ T9108]  sysfs_create_dir_ns+0x2ce/0x3a0
[  449.936286][ T9108]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  449.941953][ T9108]  kobject_add_internal+0x435/0x8d0
[  449.947195][ T9108]  kobject_init_and_add+0x124/0x190
[  449.952423][ T9108]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  449.954891][ T9115] loop1: detected capacity change from 0 to 32768
[  449.958334][ T9108]  ? __pfx_kobject_init_and_add+0x10/0x10
[  449.970494][ T9108]  ? __init_swait_queue_head+0xae/0x150
[  449.976210][ T9108]  gfs2_sys_fs_add+0x23b/0x4a0
[  449.981012][ T9108]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  449.986346][ T9108]  ? __pfx_alloc_workqueue+0x10/0x10
[  449.991664][ T9108]  ? read_word_at_a_time+0xe/0x20
[  449.996746][ T9108]  ? sized_strscpy+0x8d/0x220
[  450.001331][ T9104] loop4: detected capacity change from 0 to 32768
[  450.001452][ T9108]  gfs2_fill_super+0x11ee/0x24d0
[  450.012827][ T9108]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.018166][ T9108]  ? snprintf+0xda/0x120
[  450.022442][ T9108]  ? __pfx_lock_release+0x10/0x10
[  450.027502][ T9108]  ? do_raw_spin_lock+0x14f/0x370
[  450.032660][ T9108]  ? __pfx_snprintf+0x10/0x10
[  450.037374][ T9108]  ? sb_set_blocksize+0x98/0xf0
[  450.042287][ T9108]  ? setup_bdev_super+0x4e6/0x5d0
[  450.047348][ T9108]  get_tree_bdev+0x3f7/0x570
[  450.051984][ T9108]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.057310][ T9108]  ? __pfx_get_tree_bdev+0x10/0x10
[  450.062477][ T9108]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  450.068151][ T9108]  gfs2_get_tree+0x54/0x220
[  450.072699][ T9108]  vfs_get_tree+0x90/0x2b0
[  450.077162][ T9108]  do_new_mount+0x2be/0xb40
[  450.081720][ T9108]  ? __pfx_do_new_mount+0x10/0x10
[  450.086814][ T9108]  __se_sys_mount+0x2d6/0x3c0
[  450.091573][ T9108]  ? __pfx___se_sys_mount+0x10/0x10
[  450.096831][ T9108]  ? do_syscall_64+0x100/0x230
[  450.101645][ T9108]  ? __x64_sys_mount+0x20/0xc0
[  450.106465][ T9108]  do_syscall_64+0xf3/0x230
[  450.111012][ T9108]  ? clear_bhb_loop+0x35/0x90
[  450.115712][ T9108]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.121643][ T9108] RIP: 0033:0x7f49b017b61a
[  450.126093][ T9108] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  450.145748][ T9108] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  450.154214][ T9108] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  450.162224][ T9108] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  450.170235][ T9108] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  450.178254][ T9108] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  450.186270][ T9108] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  450.194307][ T9108]  </TASK>
[  450.210145][ T9108] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  450.226216][ T9108] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  450.226416][ T9115] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  450.251272][ T9115] CPU: 0 UID: 0 PID: 9115 Comm: syz.1.566 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  450.255363][ T9104] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  450.261921][ T9115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  450.261940][ T9115] Call Trace:
[  450.261948][ T9115]  <TASK>
[  450.261957][ T9115]  dump_stack_lvl+0x241/0x360
[  450.261989][ T9115]  ? __pfx_dump_stack_lvl+0x10/0x10
[  450.262008][ T9115]  ? __pfx__printk+0x10/0x10
[  450.262029][ T9115]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  450.262049][ T9115]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  450.262073][ T9115]  sysfs_create_dir_ns+0x2ce/0x3a0
[  450.262092][ T9115]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  450.262118][ T9115]  kobject_add_internal+0x435/0x8d0
[  450.262146][ T9115]  kobject_init_and_add+0x124/0x190
[  450.262165][ T9115]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  450.262196][ T9115]  ? __pfx_kobject_init_and_add+0x10/0x10
[  450.262221][ T9115]  ? __init_swait_queue_head+0xae/0x150
[  450.262251][ T9115]  gfs2_sys_fs_add+0x23b/0x4a0
[  450.262274][ T9115]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  450.262305][ T9115]  ? __pfx_alloc_workqueue+0x10/0x10
[  450.262331][ T9115]  ? read_word_at_a_time+0xe/0x20
[  450.369953][ T9115]  ? sized_strscpy+0x8d/0x220
[  450.374647][ T9115]  gfs2_fill_super+0x11ee/0x24d0
[  450.379609][ T9115]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.384897][ T9115]  ? snprintf+0xda/0x120
[  450.389148][ T9115]  ? __pfx_lock_release+0x10/0x10
[  450.394183][ T9115]  ? do_raw_spin_lock+0x14f/0x370
[  450.399211][ T9115]  ? __pfx_snprintf+0x10/0x10
[  450.403900][ T9115]  ? sb_set_blocksize+0x98/0xf0
[  450.408753][ T9115]  ? setup_bdev_super+0x4e6/0x5d0
[  450.413801][ T9115]  get_tree_bdev+0x3f7/0x570
[  450.418424][ T9115]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.423766][ T9115]  ? __pfx_get_tree_bdev+0x10/0x10
[  450.429006][ T9115]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  450.434705][ T9115]  gfs2_get_tree+0x54/0x220
[  450.439241][ T9115]  vfs_get_tree+0x90/0x2b0
[  450.443670][ T9115]  do_new_mount+0x2be/0xb40
[  450.448182][ T9115]  ? __pfx_do_new_mount+0x10/0x10
[  450.453216][ T9115]  __se_sys_mount+0x2d6/0x3c0
[  450.457899][ T9115]  ? __pfx___se_sys_mount+0x10/0x10
[  450.463159][ T9115]  ? do_syscall_64+0x100/0x230
[  450.467934][ T9115]  ? __x64_sys_mount+0x20/0xc0
[  450.472708][ T9115]  do_syscall_64+0xf3/0x230
[  450.477213][ T9115]  ? clear_bhb_loop+0x35/0x90
[  450.481894][ T9115]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.487791][ T9115] RIP: 0033:0x7f870f77b61a
[  450.492212][ T9115] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  450.511935][ T9115] RSP: 002b:00007f87105e9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  450.520363][ T9115] RAX: ffffffffffffffda RBX: 00007f87105e9ef0 RCX: 00007f870f77b61a
[  450.528350][ T9115] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f87105e9eb0
[  450.536346][ T9115] RBP: 00000000200124c0 R08: 00007f87105e9ef0 R09: 0000000000000000
[  450.544363][ T9115] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  450.552341][ T9115] R13: 00007f87105e9eb0 R14: 00000000000124ab R15: 0000000020000240
[  450.560329][ T9115]  </TASK>
[  450.594496][ T9104] CPU: 0 UID: 0 PID: 9104 Comm: syz.4.563 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  450.605190][ T9104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  450.609334][ T9115] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  450.615264][ T9104] Call Trace:
[  450.615279][ T9104]  <TASK>
[  450.635540][ T9104]  dump_stack_lvl+0x241/0x360
[  450.640268][ T9104]  ? __pfx_dump_stack_lvl+0x10/0x10
[  450.645513][ T9104]  ? __pfx__printk+0x10/0x10
[  450.649584][ T9115] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  450.650129][ T9104]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  450.662034][ T9104]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  450.667619][ T9104]  sysfs_create_dir_ns+0x2ce/0x3a0
[  450.672770][ T9104]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  450.678458][ T9104]  kobject_add_internal+0x435/0x8d0
[  450.683722][ T9104]  kobject_init_and_add+0x124/0x190
[  450.688976][ T9104]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  450.694848][ T9104]  ? __pfx_kobject_init_and_add+0x10/0x10
[  450.700672][ T9104]  ? __init_swait_queue_head+0xae/0x150
[  450.706379][ T9104]  gfs2_sys_fs_add+0x23b/0x4a0
[  450.711207][ T9104]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  450.716563][ T9104]  ? __pfx_alloc_workqueue+0x10/0x10
[  450.721926][ T9104]  ? read_word_at_a_time+0xe/0x20
[  450.727014][ T9104]  ? sized_strscpy+0x8d/0x220
[  450.731754][ T9104]  gfs2_fill_super+0x11ee/0x24d0
[  450.736781][ T9104]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.742126][ T9104]  ? snprintf+0xda/0x120
[  450.746514][ T9104]  ? __pfx_lock_release+0x10/0x10
[  450.751601][ T9104]  ? do_raw_spin_lock+0x14f/0x370
[  450.756683][ T9104]  ? __pfx_snprintf+0x10/0x10
[  450.761507][ T9104]  ? sb_set_blocksize+0x98/0xf0
[  450.766412][ T9104]  ? setup_bdev_super+0x4e6/0x5d0
[  450.771531][ T9104]  get_tree_bdev+0x3f7/0x570
[  450.776187][ T9104]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.781533][ T9104]  ? __pfx_get_tree_bdev+0x10/0x10
[  450.786704][ T9104]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  450.792397][ T9104]  gfs2_get_tree+0x54/0x220
[  450.796963][ T9104]  vfs_get_tree+0x90/0x2b0
[  450.801574][ T9104]  do_new_mount+0x2be/0xb40
[  450.806137][ T9104]  ? __pfx_do_new_mount+0x10/0x10
[  450.811241][ T9104]  __se_sys_mount+0x2d6/0x3c0
[  450.815977][ T9104]  ? __pfx___se_sys_mount+0x10/0x10
[  450.821240][ T9104]  ? do_syscall_64+0x100/0x230
[  450.826069][ T9104]  ? __x64_sys_mount+0x20/0xc0
[  450.830918][ T9104]  do_syscall_64+0xf3/0x230
[  450.835669][ T9104]  ? clear_bhb_loop+0x35/0x90
[  450.840408][ T9104]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.846362][ T9104] RIP: 0033:0x7f405c97b61a
[  450.850964][ T9104] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  450.870894][ T9104] RSP: 002b:00007f405d6cce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  450.879459][ T9104] RAX: ffffffffffffffda RBX: 00007f405d6ccef0 RCX: 00007f405c97b61a
[  450.887570][ T9104] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f405d6cceb0
[  450.895765][ T9104] RBP: 00000000200124c0 R08: 00007f405d6ccef0 R09: 0000000000000000
[  450.903792][ T9104] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  450.911911][ T9104] R13: 00007f405d6cceb0 R14: 00000000000124ab R15: 0000000020000240
[  450.919958][ T9104]  </TASK>
[  450.928348][ T9104] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  450.942937][ T9104] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  451.377025][ T9127] loop2: detected capacity change from 0 to 32768
2024/10/15 17:13:06 executed programs: 565
[  451.429797][ T9127] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  451.516624][ T9127] CPU: 1 UID: 0 PID: 9127 Comm: syz.2.568 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  451.527391][ T9127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  451.537579][ T9127] Call Trace:
[  451.540883][ T9127]  <TASK>
[  451.543839][ T9127]  dump_stack_lvl+0x241/0x360
[  451.548637][ T9127]  ? __pfx_dump_stack_lvl+0x10/0x10
[  451.554047][ T9127]  ? __pfx__printk+0x10/0x10
[  451.558675][ T9127]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  451.564255][ T9127]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  451.569849][ T9127]  sysfs_create_dir_ns+0x2ce/0x3a0
[  451.575085][ T9127]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  451.580758][ T9127]  kobject_add_internal+0x435/0x8d0
[  451.585996][ T9127]  kobject_init_and_add+0x124/0x190
[  451.591225][ T9127]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  451.597073][ T9127]  ? __pfx_kobject_init_and_add+0x10/0x10
[  451.603048][ T9127]  ? __init_swait_queue_head+0xae/0x150
[  451.608717][ T9127]  gfs2_sys_fs_add+0x23b/0x4a0
[  451.613516][ T9127]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  451.618828][ T9127]  ? __pfx_alloc_workqueue+0x10/0x10
[  451.624150][ T9127]  ? read_word_at_a_time+0xe/0x20
[  451.629180][ T9127]  ? sized_strscpy+0x8d/0x220
[  451.633859][ T9127]  gfs2_fill_super+0x11ee/0x24d0
[  451.638821][ T9127]  ? __pfx_gfs2_fill_super+0x10/0x10
[  451.644300][ T9127]  ? snprintf+0xda/0x120
[  451.648545][ T9127]  ? __pfx_lock_release+0x10/0x10
[  451.653576][ T9127]  ? do_raw_spin_lock+0x14f/0x370
[  451.658606][ T9127]  ? __pfx_snprintf+0x10/0x10
[  451.663317][ T9127]  ? sb_set_blocksize+0x98/0xf0
[  451.668172][ T9127]  ? setup_bdev_super+0x4e6/0x5d0
[  451.673203][ T9127]  get_tree_bdev+0x3f7/0x570
[  451.677798][ T9127]  ? __pfx_gfs2_fill_super+0x10/0x10
[  451.683179][ T9127]  ? __pfx_get_tree_bdev+0x10/0x10
[  451.688300][ T9127]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  451.694027][ T9127]  gfs2_get_tree+0x54/0x220
[  451.698541][ T9127]  vfs_get_tree+0x90/0x2b0
[  451.702960][ T9127]  do_new_mount+0x2be/0xb40
[  451.707467][ T9127]  ? __pfx_do_new_mount+0x10/0x10
[  451.712499][ T9127]  __se_sys_mount+0x2d6/0x3c0
[  451.717184][ T9127]  ? __pfx___se_sys_mount+0x10/0x10
[  451.722387][ T9127]  ? do_syscall_64+0x100/0x230
[  451.727165][ T9127]  ? __x64_sys_mount+0x20/0xc0
[  451.731955][ T9127]  do_syscall_64+0xf3/0x230
[  451.736459][ T9127]  ? clear_bhb_loop+0x35/0x90
[  451.741148][ T9127]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.747062][ T9127] RIP: 0033:0x7f49b017b61a
[  451.751565][ T9127] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  451.771464][ T9127] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  451.779971][ T9127] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  451.787949][ T9127] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  451.795919][ T9127] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  451.804156][ T9127] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  451.812127][ T9127] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  451.820131][ T9127]  </TASK>
[  451.886388][ T9124] loop3: detected capacity change from 0 to 32768
[  451.909536][ T9127] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  451.926048][ T9124] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  451.957428][ T9127] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  452.062707][ T9124] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  452.141951][ T9124] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  452.181487][ T5300] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  452.188338][ T5300] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  452.375686][ T5300] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 187ms
[  452.415576][ T5300] gfs2: fsid=syz:syz.0: jid=0: Done
[  452.429711][ T9124] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  453.044999][ T9139] loop2: detected capacity change from 0 to 32768
[  453.123930][ T9139] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  453.146876][ T9139] CPU: 0 UID: 0 PID: 9139 Comm: syz.2.572 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0
[  453.157650][ T9139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  453.168022][ T9139] Call Trace:
[  453.171453][ T9139]  <TASK>
[  453.174483][ T9139]  dump_stack_lvl+0x241/0x360
[  453.179394][ T9139]  ? __pfx_dump_stack_lvl+0x10/0x10
[  453.184668][ T9139]  ? __pfx__printk+0x10/0x10
[  453.189364][ T9139]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  453.194702][ T9139]  ? __kmalloc_cache_noprof+0x19c/0x2c0
[  453.200362][ T9139]  sysfs_create_dir_ns+0x2ce/0x3a0
[  453.205541][ T9139]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  453.211264][ T9139]  kobject_add_internal+0x435/0x8d0
[  453.216590][ T9139]  kobject_init_and_add+0x124/0x190
[  453.221795][ T9139]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  453.227780][ T9139]  ? __pfx_kobject_init_and_add+0x10/0x10
[  453.233538][ T9139]  ? __init_swait_queue_head+0xae/0x150
[  453.239191][ T9139]  gfs2_sys_fs_add+0x23b/0x4a0
[  453.244017][ T9139]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  453.249414][ T9139]  ? __pfx_alloc_workqueue+0x10/0x10
[  453.254723][ T9139]  ? read_word_at_a_time+0xe/0x20
[  453.259754][ T9139]  ? sized_strscpy+0x8d/0x220
[  453.264444][ T9139]  gfs2_fill_super+0x11ee/0x24d0
[  453.269471][ T9139]  ? __pfx_gfs2_fill_super+0x10/0x10
[  453.274760][ T9139]  ? snprintf+0xda/0x120
[  453.279004][ T9139]  ? __pfx_lock_release+0x10/0x10
[  453.284046][ T9139]  ? do_raw_spin_lock+0x14f/0x370
[  453.289083][ T9139]  ? __pfx_snprintf+0x10/0x10
[  453.293778][ T9139]  ? sb_set_blocksize+0x98/0xf0
[  453.298641][ T9139]  ? setup_bdev_super+0x4e6/0x5d0
[  453.303730][ T9139]  get_tree_bdev+0x3f7/0x570
[  453.308333][ T9139]  ? __pfx_gfs2_fill_super+0x10/0x10
[  453.313812][ T9139]  ? __pfx_get_tree_bdev+0x10/0x10
[  453.318945][ T9139]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  453.324591][ T9139]  gfs2_get_tree+0x54/0x220
[  453.329108][ T9139]  vfs_get_tree+0x90/0x2b0
[  453.333540][ T9139]  do_new_mount+0x2be/0xb40
[  453.338065][ T9139]  ? __pfx_do_new_mount+0x10/0x10
[  453.343110][ T9139]  __se_sys_mount+0x2d6/0x3c0
[  453.347793][ T9139]  ? __pfx___se_sys_mount+0x10/0x10
[  453.353000][ T9139]  ? do_syscall_64+0x100/0x230
[  453.357779][ T9139]  ? __x64_sys_mount+0x20/0xc0
[  453.362605][ T9139]  do_syscall_64+0xf3/0x230
[  453.367123][ T9139]  ? clear_bhb_loop+0x35/0x90
[  453.371974][ T9139]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  453.378068][ T9139] RIP: 0033:0x7f49b017b61a
[  453.382515][ T9139] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  453.402151][ T9139] RSP: 002b:00007f49b1009e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  453.410579][ T9139] RAX: ffffffffffffffda RBX: 00007f49b1009ef0 RCX: 00007f49b017b61a
[  453.418596][ T9139] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f49b1009eb0
[  453.426654][ T9139] RBP: 00000000200124c0 R08: 00007f49b1009ef0 R09: 0000000000000000
[  453.434630][ T9139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020012500
[  453.442722][ T9139] R13: 00007f49b1009eb0 R14: 00000000000124ab R15: 0000000020000240
[  453.450813][ T9139]  </TASK>
[  453.497626][ T9139] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  453.577675][ T9131] loop4: detected capacity change from 0 to 32768
[  453.624063][ T9131] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  453.676945][ T9135] loop1: detected capacity change from 0 to 32768
[  453.754971][ T9139] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  453.783336][ T9131] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...