55][ T9531]  kobject_add_internal+0x435/0x8d0
[  415.333508][  T974] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  415.334726][ T9531]  kobject_init_and_add+0x124/0x190
[  415.346824][ T9531]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  415.352785][ T9531]  ? __pfx_kobject_init_and_add+0x10/0x10
[  415.358660][ T9531]  ? __init_swait_queue_head+0xae/0x150
[  415.364340][ T9531]  gfs2_sys_fs_add+0x23b/0x4a0
[  415.369169][ T9531]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  415.374549][ T9531]  ? __pfx_alloc_workqueue+0x10/0x10
[  415.379883][ T9531]  ? read_word_at_a_time+0xe/0x20
[  415.385092][ T9531]  ? sized_strscpy+0x9a/0x2b0
[  415.390033][ T9531]  gfs2_fill_super+0x11ee/0x24d0
[  415.394989][ T9531]  ? __pfx_gfs2_fill_super+0x10/0x10
[  415.400361][ T9531]  ? snprintf+0xda/0x120
[  415.404692][ T9531]  ? __pfx_lock_release+0x10/0x10
[  415.409895][ T9531]  ? do_raw_spin_lock+0x14f/0x370
[  415.414952][ T9531]  ? __pfx_snprintf+0x10/0x10
[  415.419648][ T9531]  ? sb_set_blocksize+0x98/0xf0
[  415.424599][ T9531]  ? setup_bdev_super+0x4e6/0x5d0
[  415.429631][ T9531]  get_tree_bdev_flags+0x48c/0x5c0
[  415.434760][ T9531]  ? __pfx_gfs2_fill_super+0x10/0x10
[  415.440060][ T9531]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  415.445732][ T9531]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  415.451496][ T9531]  gfs2_get_tree+0x54/0x220
[  415.456043][ T9531]  vfs_get_tree+0x90/0x2b0
[  415.460499][ T9531]  do_new_mount+0x2be/0xb40
[  415.465046][ T9531]  ? __pfx_do_new_mount+0x10/0x10
[  415.470117][ T9531]  __se_sys_mount+0x2d6/0x3c0
[  415.474894][ T9531]  ? __pfx___se_sys_mount+0x10/0x10
[  415.480180][ T9531]  ? do_syscall_64+0x100/0x230
[  415.484959][ T9531]  ? __x64_sys_mount+0x20/0xc0
[  415.490046][ T9531]  do_syscall_64+0xf3/0x230
[  415.494844][ T9531]  ? clear_bhb_loop+0x35/0x90
[  415.499523][ T9531]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  415.505421][ T9531] RIP: 0033:0x7f389e37b69a
[  415.510193][ T9531] 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
[  415.530419][ T9531] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  415.538847][ T9531] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  415.546822][ T9531] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  415.554896][ T9531] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  415.562964][ T9531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  415.571042][ T9531] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  415.579045][ T9531]  </TASK>
[  415.583976][  T974] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  415.584794][ T9531] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  415.592594][ T9533] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  415.605488][ T9531] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  415.613491][ T9533] CPU: 0 UID: 0 PID: 9533 Comm: syz.3.520 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  415.629884][ T9533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  415.640627][ T9533] Call Trace:
[  415.644115][ T9533]  <TASK>
[  415.647163][ T9533]  dump_stack_lvl+0x241/0x360
[  415.651972][ T9533]  ? __pfx_dump_stack_lvl+0x10/0x10
[  415.657223][ T9533]  ? __pfx__printk+0x10/0x10
[  415.661861][ T9533]  ? __kmalloc_cache_noprof+0x243/0x390
[  415.667544][ T9533]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  415.672966][ T9533]  sysfs_create_dir_ns+0x2ce/0x3a0
[  415.678133][ T9533]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  415.683822][ T9533]  kobject_add_internal+0x435/0x8d0
[  415.689067][ T9533]  kobject_init_and_add+0x124/0x190
[  415.694345][ T9533]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  415.700197][ T9533]  ? __pfx_kobject_init_and_add+0x10/0x10
[  415.705962][ T9533]  ? __init_swait_queue_head+0xae/0x150
[  415.707047][ T9536] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  415.711533][ T9533]  gfs2_sys_fs_add+0x23b/0x4a0
[  415.723683][ T9533]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  415.729015][ T9533]  ? __pfx_alloc_workqueue+0x10/0x10
[  415.734378][ T9533]  ? read_word_at_a_time+0xe/0x20
[  415.739525][ T9533]  ? sized_strscpy+0x9a/0x2b0
[  415.744250][ T9533]  gfs2_fill_super+0x11ee/0x24d0
[  415.749340][ T9533]  ? __pfx_gfs2_fill_super+0x10/0x10
[  415.754669][ T9533]  ? snprintf+0xda/0x120
[  415.758959][ T9533]  ? __pfx_lock_release+0x10/0x10
[  415.764024][ T9533]  ? do_raw_spin_lock+0x14f/0x370
[  415.769111][ T9533]  ? __pfx_snprintf+0x10/0x10
[  415.773838][ T9533]  ? sb_set_blocksize+0x98/0xf0
[  415.778751][ T9533]  ? setup_bdev_super+0x4e6/0x5d0
[  415.783827][ T9533]  get_tree_bdev_flags+0x48c/0x5c0
[  415.788993][ T9533]  ? __pfx_gfs2_fill_super+0x10/0x10
[  415.794338][ T9533]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  415.800025][ T9533]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  415.805874][ T9533]  gfs2_get_tree+0x54/0x220
[  415.810505][ T9533]  vfs_get_tree+0x90/0x2b0
[  415.814971][ T9533]  do_new_mount+0x2be/0xb40
[  415.819510][ T9533]  ? __pfx_do_new_mount+0x10/0x10
[  415.824656][ T9533]  __se_sys_mount+0x2d6/0x3c0
[  415.829433][ T9533]  ? __pfx___se_sys_mount+0x10/0x10
[  415.834636][ T9533]  ? do_syscall_64+0x100/0x230
[  415.839594][ T9533]  ? __x64_sys_mount+0x20/0xc0
[  415.844647][ T9533]  do_syscall_64+0xf3/0x230
[  415.849336][ T9533]  ? clear_bhb_loop+0x35/0x90
[  415.854031][ T9533]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  415.860112][ T9533] RIP: 0033:0x7fdebc77b69a
[  415.864621][ T9533] 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
[  415.884245][ T9533] RSP: 002b:00007fdebd481e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  415.892762][ T9533] RAX: ffffffffffffffda RBX: 00007fdebd481ef0 RCX: 00007fdebc77b69a
[  415.900743][ T9533] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fdebd481eb0
[  415.908718][ T9533] RBP: 00000000200124c0 R08: 00007fdebd481ef0 R09: 0000000000000000
[  415.916702][ T9533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  415.925058][ T9533] R13: 00007fdebd481eb0 R14: 00000000000124e5 R15: 0000000020000240
[  415.933471][ T9533]  </TASK>
[  415.941501][ T9536] CPU: 1 UID: 0 PID: 9536 Comm: syz.2.521 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  415.952688][ T9536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  415.962961][ T9536] Call Trace:
[  415.966265][ T9536]  <TASK>
[  415.969227][ T9536]  dump_stack_lvl+0x241/0x360
[  415.974052][ T9536]  ? __pfx_dump_stack_lvl+0x10/0x10
[  415.979391][ T9536]  ? __pfx__printk+0x10/0x10
[  415.984473][ T9536]  ? __kmalloc_cache_noprof+0x243/0x390
[  415.990164][ T9536]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  415.995932][ T9536]  sysfs_create_dir_ns+0x2ce/0x3a0
[  416.001357][ T9536]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  416.007317][ T9536]  kobject_add_internal+0x435/0x8d0
[  416.012579][ T9536]  kobject_init_and_add+0x124/0x190
[  416.017826][ T9536]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  416.023670][ T9536]  ? __pfx_kobject_init_and_add+0x10/0x10
[  416.029702][ T9536]  ? __init_swait_queue_head+0xae/0x150
[  416.035483][ T9536]  gfs2_sys_fs_add+0x23b/0x4a0
[  416.040339][ T9536]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  416.045667][ T9536]  ? __pfx_alloc_workqueue+0x10/0x10
[  416.051084][ T9536]  ? read_word_at_a_time+0xe/0x20
[  416.056172][ T9536]  ? sized_strscpy+0x9a/0x2b0
[  416.060886][ T9536]  gfs2_fill_super+0x11ee/0x24d0
[  416.064667][  T974] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 480ms
[  416.066130][ T9536]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.078899][ T9536]  ? snprintf+0xda/0x120
[  416.083711][ T9536]  ? __pfx_lock_release+0x10/0x10
[  416.088858][ T9536]  ? do_raw_spin_lock+0x14f/0x370
[  416.093936][ T9536]  ? __pfx_snprintf+0x10/0x10
[  416.099024][ T9536]  ? sb_set_blocksize+0x98/0xf0
[  416.103471][  T974] gfs2: fsid=syz:syz.0: jid=0: Done
[  416.103900][ T9536]  ? setup_bdev_super+0x4e6/0x5d0
[  416.109127][ T9537] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  416.114187][ T9536]  get_tree_bdev_flags+0x48c/0x5c0
[  416.114217][ T9536]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.114241][ T9536]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  416.138066][ T9536]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  416.143922][ T9536]  gfs2_get_tree+0x54/0x220
[  416.148536][ T9536]  vfs_get_tree+0x90/0x2b0
[  416.153087][ T9536]  do_new_mount+0x2be/0xb40
[  416.157819][ T9536]  ? __pfx_do_new_mount+0x10/0x10
[  416.162893][ T9536]  __se_sys_mount+0x2d6/0x3c0
[  416.167703][ T9536]  ? __pfx___se_sys_mount+0x10/0x10
[  416.172944][ T9536]  ? do_syscall_64+0x100/0x230
[  416.177834][ T9536]  ? __x64_sys_mount+0x20/0xc0
[  416.182643][ T9536]  do_syscall_64+0xf3/0x230
[  416.187198][ T9536]  ? clear_bhb_loop+0x35/0x90
[  416.192350][ T9536]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  416.198371][ T9536] RIP: 0033:0x7fbe3d77b69a
[  416.202905][ T9536] 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
[  416.222907][ T9536] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  416.223220][ T9533] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  416.231636][ T9536] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  416.253819][ T9536] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  416.261914][ T9536] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  416.270184][ T9536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  416.278299][ T9536] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  416.286503][ T9536]  </TASK>
[  416.300741][ T9536] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  416.315672][ T9536] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  416.343332][ T9533] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  416.426712][ T9539] loop4: detected capacity change from 0 to 32768
[  416.513450][ T9539] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  416.520889][ T9539] CPU: 0 UID: 0 PID: 9539 Comm: syz.4.522 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  416.531748][ T9539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  416.541924][ T9539] Call Trace:
[  416.545501][ T9539]  <TASK>
[  416.548543][ T9539]  dump_stack_lvl+0x241/0x360
[  416.553346][ T9539]  ? __pfx_dump_stack_lvl+0x10/0x10
[  416.558659][ T9539]  ? __pfx__printk+0x10/0x10
[  416.563275][ T9539]  ? __kmalloc_cache_noprof+0x243/0x390
[  416.568834][ T9539]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  416.574140][ T9539]  sysfs_create_dir_ns+0x2ce/0x3a0
[  416.579275][ T9539]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  416.584947][ T9539]  kobject_add_internal+0x435/0x8d0
[  416.590197][ T9539]  kobject_init_and_add+0x124/0x190
[  416.595621][ T9539]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  416.601586][ T9539]  ? __pfx_kobject_init_and_add+0x10/0x10
[  416.607390][ T9539]  ? __init_swait_queue_head+0xae/0x150
[  416.613156][ T9539]  gfs2_sys_fs_add+0x23b/0x4a0
[  416.618042][ T9539]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  416.623369][ T9539]  ? __pfx_alloc_workqueue+0x10/0x10
[  416.628744][ T9539]  ? read_word_at_a_time+0xe/0x20
[  416.633894][ T9539]  ? sized_strscpy+0x9a/0x2b0
[  416.638609][ T9539]  gfs2_fill_super+0x11ee/0x24d0
[  416.643606][ T9539]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.648929][ T9539]  ? snprintf+0xda/0x120
[  416.653207][ T9539]  ? __pfx_lock_release+0x10/0x10
[  416.658343][ T9539]  ? do_raw_spin_lock+0x14f/0x370
[  416.663404][ T9539]  ? __pfx_snprintf+0x10/0x10
[  416.668216][ T9539]  ? sb_set_blocksize+0x98/0xf0
[  416.673140][ T9539]  ? setup_bdev_super+0x4e6/0x5d0
[  416.678290][ T9539]  get_tree_bdev_flags+0x48c/0x5c0
[  416.683440][ T9539]  ? __pfx_gfs2_fill_super+0x10/0x10
[  416.688845][ T9539]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  416.694608][ T9539]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  416.700302][ T9539]  gfs2_get_tree+0x54/0x220
[  416.704943][ T9539]  vfs_get_tree+0x90/0x2b0
[  416.709571][ T9539]  do_new_mount+0x2be/0xb40
[  416.714116][ T9539]  ? __pfx_do_new_mount+0x10/0x10
[  416.719402][ T9539]  __se_sys_mount+0x2d6/0x3c0
[  416.724120][ T9539]  ? __pfx___se_sys_mount+0x10/0x10
[  416.729343][ T9539]  ? do_syscall_64+0x100/0x230
[  416.734320][ T9539]  ? __x64_sys_mount+0x20/0xc0
[  416.739300][ T9539]  do_syscall_64+0xf3/0x230
[  416.743832][ T9539]  ? clear_bhb_loop+0x35/0x90
[  416.748706][ T9539]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  416.754626][ T9539] RIP: 0033:0x7f213537b69a
[  416.759065][ T9539] 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
[  416.778707][ T9539] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  416.787258][ T9539] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  416.790904][ T9549] loop1: detected capacity change from 0 to 32768
[  416.795237][ T9539] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  416.795255][ T9539] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  416.795267][ T9539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  416.795279][ T9539] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  416.795306][ T9539]  </TASK>
[  416.839986][ T9539] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  416.854178][ T9539] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  416.897972][ T9549] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  416.913221][ T9549] CPU: 1 UID: 0 PID: 9549 Comm: syz.1.523 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  416.923967][ T9549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  416.934057][ T9549] Call Trace:
[  416.937463][ T9549]  <TASK>
[  416.940432][ T9549]  dump_stack_lvl+0x241/0x360
[  416.945389][ T9549]  ? __pfx_dump_stack_lvl+0x10/0x10
[  416.950726][ T9549]  ? __pfx__printk+0x10/0x10
[  416.955376][ T9549]  ? __kmalloc_cache_noprof+0x243/0x390
[  416.961066][ T9549]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  416.966432][ T9549]  sysfs_create_dir_ns+0x2ce/0x3a0
[  416.971775][ T9549]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  416.977510][ T9549]  kobject_add_internal+0x435/0x8d0
[  416.982752][ T9549]  kobject_init_and_add+0x124/0x190
[  416.988050][ T9549]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  416.993958][ T9549]  ? __pfx_kobject_init_and_add+0x10/0x10
[  416.999777][ T9549]  ? __init_swait_queue_head+0xae/0x150
[  417.005528][ T9549]  gfs2_sys_fs_add+0x23b/0x4a0
[  417.010295][ T9549]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  417.015958][ T9549]  ? __pfx_alloc_workqueue+0x10/0x10
[  417.021636][ T9549]  ? read_word_at_a_time+0xe/0x20
[  417.026864][ T9549]  ? sized_strscpy+0x9a/0x2b0
[  417.031650][ T9549]  gfs2_fill_super+0x11ee/0x24d0
[  417.036800][ T9549]  ? __pfx_gfs2_fill_super+0x10/0x10
[  417.042199][ T9549]  ? snprintf+0xda/0x120
[  417.046617][ T9549]  ? __pfx_lock_release+0x10/0x10
[  417.051854][ T9549]  ? do_raw_spin_lock+0x14f/0x370
[  417.057008][ T9549]  ? __pfx_snprintf+0x10/0x10
[  417.061778][ T9549]  ? sb_set_blocksize+0x98/0xf0
[  417.066647][ T9549]  ? setup_bdev_super+0x4e6/0x5d0
[  417.071770][ T9549]  get_tree_bdev_flags+0x48c/0x5c0
[  417.076894][ T9549]  ? __pfx_gfs2_fill_super+0x10/0x10
[  417.082193][ T9549]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  417.088190][ T9549]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  417.093954][ T9549]  gfs2_get_tree+0x54/0x220
[  417.098554][ T9549]  vfs_get_tree+0x90/0x2b0
[  417.103094][ T9549]  do_new_mount+0x2be/0xb40
[  417.107611][ T9549]  ? __pfx_do_new_mount+0x10/0x10
[  417.112653][ T9549]  __se_sys_mount+0x2d6/0x3c0
[  417.117338][ T9549]  ? __pfx___se_sys_mount+0x10/0x10
[  417.122622][ T9549]  ? do_syscall_64+0x100/0x230
[  417.127473][ T9549]  ? __x64_sys_mount+0x20/0xc0
[  417.132248][ T9549]  do_syscall_64+0xf3/0x230
[  417.136760][ T9549]  ? clear_bhb_loop+0x35/0x90
[  417.141472][ T9549]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  417.147976][ T9549] RIP: 0033:0x7f389e37b69a
[  417.152390][ T9549] 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
[  417.172127][ T9549] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  417.180720][ T9549] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  417.189043][ T9549] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  417.197664][ T9549] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  417.205762][ T9549] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  417.213837][ T9549] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  417.221908][ T9549]  </TASK>
[  417.231285][ T9549] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  417.246048][ T9549] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  417.838509][ T9557] loop2: detected capacity change from 0 to 32768
[  417.886536][ T9561] loop1: detected capacity change from 0 to 32768
[  417.923796][ T9557] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  417.931974][ T9557] CPU: 1 UID: 0 PID: 9557 Comm: syz.2.524 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  417.942708][ T9557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  417.952804][ T9557] Call Trace:
[  417.956117][ T9557]  <TASK>
[  417.959165][ T9557]  dump_stack_lvl+0x241/0x360
[  417.963882][ T9557]  ? __pfx_dump_stack_lvl+0x10/0x10
[  417.969127][ T9557]  ? __pfx__printk+0x10/0x10
[  417.973762][ T9557]  ? __kmalloc_cache_noprof+0x243/0x390
[  417.979605][ T9557]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  417.985104][ T9557]  sysfs_create_dir_ns+0x2ce/0x3a0
[  417.990514][ T9557]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  417.996382][ T9557]  kobject_add_internal+0x435/0x8d0
[  418.001624][ T9557]  kobject_init_and_add+0x124/0x190
[  418.006875][ T9557]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  418.012731][ T9557]  ? __pfx_kobject_init_and_add+0x10/0x10
[  418.018718][ T9557]  ? __init_swait_queue_head+0xae/0x150
[  418.024469][ T9557]  gfs2_sys_fs_add+0x23b/0x4a0
[  418.029362][ T9557]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  418.034784][ T9557]  ? __pfx_alloc_workqueue+0x10/0x10
[  418.040203][ T9557]  ? read_word_at_a_time+0xe/0x20
[  418.045478][ T9557]  ? sized_strscpy+0x9a/0x2b0
[  418.050350][ T9557]  gfs2_fill_super+0x11ee/0x24d0
[  418.055497][ T9557]  ? __pfx_gfs2_fill_super+0x10/0x10
[  418.060790][ T9557]  ? snprintf+0xda/0x120
[  418.065123][ T9557]  ? __pfx_lock_release+0x10/0x10
[  418.070145][ T9557]  ? do_raw_spin_lock+0x14f/0x370
[  418.075181][ T9557]  ? __pfx_snprintf+0x10/0x10
[  418.080127][ T9557]  ? sb_set_blocksize+0x98/0xf0
[  418.085070][ T9557]  ? setup_bdev_super+0x4e6/0x5d0
[  418.090277][ T9557]  get_tree_bdev_flags+0x48c/0x5c0
[  418.095577][ T9557]  ? __pfx_gfs2_fill_super+0x10/0x10
[  418.100867][ T9557]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  418.106504][ T9557]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  418.112173][ T9557]  gfs2_get_tree+0x54/0x220
[  418.116681][ T9557]  vfs_get_tree+0x90/0x2b0
[  418.121102][ T9557]  do_new_mount+0x2be/0xb40
[  418.125744][ T9557]  ? __pfx_do_new_mount+0x10/0x10
[  418.130784][ T9557]  __se_sys_mount+0x2d6/0x3c0
[  418.135462][ T9557]  ? __pfx___se_sys_mount+0x10/0x10
[  418.140678][ T9557]  ? do_syscall_64+0x100/0x230
[  418.145542][ T9557]  ? __x64_sys_mount+0x20/0xc0
[  418.150318][ T9557]  do_syscall_64+0xf3/0x230
[  418.154854][ T9557]  ? clear_bhb_loop+0x35/0x90
[  418.159566][ T9557]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  418.165487][ T9557] RIP: 0033:0x7fbe3d77b69a
[  418.170084][ T9557] 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
[  418.189793][ T9557] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  418.198218][ T9557] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  418.206193][ T9557] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  418.214175][ T9557] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  418.222163][ T9557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  418.230227][ T9557] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  418.238220][ T9557]  </TASK>
[  418.244250][ T9557] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  418.269322][ T9557] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  418.274288][ T9561] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  418.319152][ T9561] CPU: 1 UID: 0 PID: 9561 Comm: syz.1.527 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  418.329891][ T9561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  418.340068][ T9561] Call Trace:
[  418.343556][ T9561]  <TASK>
[  418.346523][ T9561]  dump_stack_lvl+0x241/0x360
[  418.351331][ T9561]  ? __pfx_dump_stack_lvl+0x10/0x10
[  418.356579][ T9561]  ? __pfx__printk+0x10/0x10
[  418.361226][ T9561]  ? __kmalloc_cache_noprof+0x243/0x390
[  418.366891][ T9561]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  418.372311][ T9561]  sysfs_create_dir_ns+0x2ce/0x3a0
[  418.377480][ T9561]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  418.383164][ T9561]  kobject_add_internal+0x435/0x8d0
[  418.388437][ T9561]  kobject_init_and_add+0x124/0x190
[  418.393680][ T9561]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  418.399531][ T9561]  ? __pfx_kobject_init_and_add+0x10/0x10
[  418.405451][ T9561]  ? __init_swait_queue_head+0xae/0x150
[  418.411140][ T9561]  gfs2_sys_fs_add+0x23b/0x4a0
[  418.415962][ T9561]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  418.421295][ T9561]  ? __pfx_alloc_workqueue+0x10/0x10
[  418.426654][ T9561]  ? read_word_at_a_time+0xe/0x20
[  418.431718][ T9561]  ? sized_strscpy+0x9a/0x2b0
[  418.436424][ T9561]  gfs2_fill_super+0x11ee/0x24d0
[  418.441395][ T9561]  ? __pfx_gfs2_fill_super+0x10/0x10
[  418.446854][ T9561]  ? snprintf+0xda/0x120
[  418.451301][ T9561]  ? __pfx_lock_release+0x10/0x10
[  418.456330][ T9561]  ? do_raw_spin_lock+0x14f/0x370
[  418.461461][ T9561]  ? __pfx_snprintf+0x10/0x10
[  418.466147][ T9561]  ? sb_set_blocksize+0x98/0xf0
[  418.471001][ T9561]  ? setup_bdev_super+0x4e6/0x5d0
[  418.476118][ T9561]  get_tree_bdev_flags+0x48c/0x5c0
[  418.481234][ T9561]  ? __pfx_gfs2_fill_super+0x10/0x10
[  418.486614][ T9561]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  418.492344][ T9561]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  418.497993][ T9561]  gfs2_get_tree+0x54/0x220
[  418.502504][ T9561]  vfs_get_tree+0x90/0x2b0
[  418.506925][ T9561]  do_new_mount+0x2be/0xb40
[  418.511443][ T9561]  ? __pfx_do_new_mount+0x10/0x10
[  418.516493][ T9561]  __se_sys_mount+0x2d6/0x3c0
[  418.521175][ T9561]  ? __pfx___se_sys_mount+0x10/0x10
[  418.526487][ T9561]  ? do_syscall_64+0x100/0x230
[  418.531449][ T9561]  ? __x64_sys_mount+0x20/0xc0
[  418.536310][ T9561]  do_syscall_64+0xf3/0x230
[  418.540907][ T9561]  ? clear_bhb_loop+0x35/0x90
[  418.545589][ T9561]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  418.551482][ T9561] RIP: 0033:0x7f389e37b69a
[  418.555907][ T9561] 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
[  418.575722][ T9561] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  418.584405][ T9561] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  418.592387][ T9561] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  418.600450][ T9561] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  418.608770][ T9561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  418.616829][ T9561] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  418.624900][ T9561]  </TASK>
[  418.931262][ T9567] loop4: detected capacity change from 0 to 32768
[  418.940674][ T9561] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
2024/12/25 18:43:14 executed programs: 524
[  419.267037][ T9559] loop3: detected capacity change from 0 to 32768
[  419.288830][ T9561] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  419.323775][ T9570] loop0: detected capacity change from 0 to 32768
[  419.470479][ T9570] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  419.480822][ T9570] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  419.499895][ T9570] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  419.508227][ T9559] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  419.522983][ T9559] CPU: 1 UID: 0 PID: 9559 Comm: syz.3.525 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  419.533639][ T9559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  419.543729][ T9559] Call Trace:
[  419.547124][ T9559]  <TASK>
[  419.550081][ T9559]  dump_stack_lvl+0x241/0x360
[  419.554817][ T9559]  ? __pfx_dump_stack_lvl+0x10/0x10
[  419.560065][ T9559]  ? __pfx__printk+0x10/0x10
[  419.564697][ T9559]  ? __kmalloc_cache_noprof+0x243/0x390
[  419.570375][ T9559]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  419.575716][ T9559]  sysfs_create_dir_ns+0x2ce/0x3a0
[  419.580958][ T9559]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  419.586639][ T9559]  kobject_add_internal+0x435/0x8d0
[  419.591881][ T9559]  kobject_init_and_add+0x124/0x190
[  419.597134][ T9559]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  419.603251][ T9559]  ? __pfx_kobject_init_and_add+0x10/0x10
[  419.609020][ T9559]  ? __init_swait_queue_head+0xae/0x150
[  419.614696][ T9559]  gfs2_sys_fs_add+0x23b/0x4a0
[  419.619494][ T9559]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  419.624816][ T9559]  ? __pfx_alloc_workqueue+0x10/0x10
[  419.630220][ T9559]  ? read_word_at_a_time+0xe/0x20
[  419.635286][ T9559]  ? sized_strscpy+0x9a/0x2b0
[  419.639990][ T9559]  gfs2_fill_super+0x11ee/0x24d0
[  419.645068][ T9559]  ? __pfx_gfs2_fill_super+0x10/0x10
[  419.650468][ T9559]  ? snprintf+0xda/0x120
[  419.654749][ T9559]  ? __pfx_lock_release+0x10/0x10
[  419.660156][ T9559]  ? do_raw_spin_lock+0x14f/0x370
[  419.665230][ T9559]  ? __pfx_snprintf+0x10/0x10
[  419.669943][ T9559]  ? sb_set_blocksize+0x98/0xf0
[  419.674863][ T9559]  ? setup_bdev_super+0x4e6/0x5d0
[  419.679919][ T9559]  get_tree_bdev_flags+0x48c/0x5c0
[  419.685061][ T9559]  ? __pfx_gfs2_fill_super+0x10/0x10
[  419.690403][ T9559]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  419.691844][ T9571] loop2: detected capacity change from 0 to 32768
[  419.696136][ T9559]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  419.696171][ T9559]  gfs2_get_tree+0x54/0x220
[  419.707634][  T974] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  419.708312][ T9559]  vfs_get_tree+0x90/0x2b0
[  419.713223][  T974] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  419.719846][ T9559]  do_new_mount+0x2be/0xb40
[  419.719882][ T9559]  ? __pfx_do_new_mount+0x10/0x10
[  419.740603][ T9559]  __se_sys_mount+0x2d6/0x3c0
[  419.745327][ T9559]  ? __pfx___se_sys_mount+0x10/0x10
[  419.750586][ T9559]  ? do_syscall_64+0x100/0x230
[  419.755396][ T9559]  ? __x64_sys_mount+0x20/0xc0
[  419.760317][ T9559]  do_syscall_64+0xf3/0x230
[  419.764885][ T9559]  ? clear_bhb_loop+0x35/0x90
[  419.768476][  T974] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 55ms
[  419.769945][ T9559]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  419.777772][  T974] gfs2: fsid=syz:syz.0: jid=0: Done
[  419.783230][ T9559] RIP: 0033:0x7fdebc77b69a
[  419.783278][ T9559] 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
[  419.783295][ T9559] RSP: 002b:00007fdebd481e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  419.789236][ T9570] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  419.793340][ T9559] RAX: ffffffffffffffda RBX: 00007fdebd481ef0 RCX: 00007fdebc77b69a
[  419.793362][ T9559] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fdebd481eb0
[  419.793376][ T9559] RBP: 00000000200124c0 R08: 00007fdebd481ef0 R09: 0000000000000000
[  419.793389][ T9559] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  419.824458][ T9567] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  419.828767][ T9559] R13: 00007fdebd481eb0 R14: 00000000000124e5 R15: 0000000020000240
[  419.876716][ T9559]  </TASK>
[  419.887855][ T9567] CPU: 1 UID: 0 PID: 9567 Comm: syz.4.528 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  419.898637][ T9567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  419.908818][ T9567] Call Trace:
[  419.912275][ T9567]  <TASK>
[  419.915212][ T9567]  dump_stack_lvl+0x241/0x360
[  419.919983][ T9567]  ? __pfx_dump_stack_lvl+0x10/0x10
[  419.925359][ T9567]  ? __pfx__printk+0x10/0x10
[  419.930045][ T9567]  ? __kmalloc_cache_noprof+0x243/0x390
[  419.935680][ T9567]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  419.940977][ T9567]  sysfs_create_dir_ns+0x2ce/0x3a0
[  419.946182][ T9567]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  419.951910][ T9567]  kobject_add_internal+0x435/0x8d0
[  419.957118][ T9567]  kobject_init_and_add+0x124/0x190
[  419.962498][ T9567]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  419.968498][ T9567]  ? __pfx_kobject_init_and_add+0x10/0x10
[  419.974425][ T9567]  ? __init_swait_queue_head+0xae/0x150
[  419.980006][ T9567]  gfs2_sys_fs_add+0x23b/0x4a0
[  419.984991][ T9567]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  419.990573][ T9567]  ? __pfx_alloc_workqueue+0x10/0x10
[  419.996305][ T9567]  ? read_word_at_a_time+0xe/0x20
[  420.001356][ T9567]  ? sized_strscpy+0x9a/0x2b0
[  420.006036][ T9567]  gfs2_fill_super+0x11ee/0x24d0
[  420.011090][ T9567]  ? __pfx_gfs2_fill_super+0x10/0x10
[  420.016480][ T9567]  ? snprintf+0xda/0x120
[  420.021172][ T9567]  ? __pfx_lock_release+0x10/0x10
[  420.026317][ T9567]  ? do_raw_spin_lock+0x14f/0x370
[  420.031435][ T9567]  ? __pfx_snprintf+0x10/0x10
[  420.036130][ T9567]  ? sb_set_blocksize+0x98/0xf0
[  420.041075][ T9567]  ? setup_bdev_super+0x4e6/0x5d0
[  420.046109][ T9567]  get_tree_bdev_flags+0x48c/0x5c0
[  420.051240][ T9567]  ? __pfx_gfs2_fill_super+0x10/0x10
[  420.056618][ T9567]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  420.062362][ T9567]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  420.068013][ T9567]  gfs2_get_tree+0x54/0x220
[  420.072635][ T9567]  vfs_get_tree+0x90/0x2b0
[  420.077060][ T9567]  do_new_mount+0x2be/0xb40
[  420.081574][ T9567]  ? __pfx_do_new_mount+0x10/0x10
[  420.086712][ T9567]  __se_sys_mount+0x2d6/0x3c0
[  420.091486][ T9567]  ? __pfx___se_sys_mount+0x10/0x10
[  420.096683][ T9567]  ? do_syscall_64+0x100/0x230
[  420.101485][ T9567]  ? __x64_sys_mount+0x20/0xc0
[  420.106254][ T9567]  do_syscall_64+0xf3/0x230
[  420.110793][ T9567]  ? clear_bhb_loop+0x35/0x90
[  420.115479][ T9567]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  420.121464][ T9567] RIP: 0033:0x7f213537b69a
[  420.125883][ T9567] 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
[  420.145684][ T9567] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  420.154111][ T9567] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  420.162287][ T9567] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  420.170349][ T9567] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  420.178346][ T9567] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  420.186324][ T9567] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  420.194482][ T9567]  </TASK>
[  420.216588][ T9559] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  420.231023][ T9559] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  420.246539][ T9567] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  420.261785][ T9571] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  420.287623][ T9567] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  420.300307][ T9571] CPU: 0 UID: 0 PID: 9571 Comm: syz.2.529 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  420.310966][ T9571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  420.321053][ T9571] Call Trace:
[  420.324439][ T9571]  <TASK>
[  420.327398][ T9571]  dump_stack_lvl+0x241/0x360
[  420.332115][ T9571]  ? __pfx_dump_stack_lvl+0x10/0x10
[  420.337449][ T9571]  ? __pfx__printk+0x10/0x10
[  420.342185][ T9571]  ? __kmalloc_cache_noprof+0x243/0x390
[  420.347867][ T9571]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  420.353230][ T9571]  sysfs_create_dir_ns+0x2ce/0x3a0
[  420.358389][ T9571]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  420.364280][ T9571]  kobject_add_internal+0x435/0x8d0
[  420.369626][ T9571]  kobject_init_and_add+0x124/0x190
[  420.374879][ T9571]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  420.380990][ T9571]  ? __pfx_kobject_init_and_add+0x10/0x10
[  420.387033][ T9571]  ? __init_swait_queue_head+0xae/0x150
[  420.392713][ T9571]  gfs2_sys_fs_add+0x23b/0x4a0
[  420.397526][ T9571]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  420.402846][ T9571]  ? __pfx_alloc_workqueue+0x10/0x10
[  420.408234][ T9571]  ? read_word_at_a_time+0xe/0x20
[  420.413378][ T9571]  ? sized_strscpy+0x9a/0x2b0
[  420.418087][ T9571]  gfs2_fill_super+0x11ee/0x24d0
[  420.423269][ T9571]  ? __pfx_gfs2_fill_super+0x10/0x10
[  420.428674][ T9571]  ? snprintf+0xda/0x120
[  420.432951][ T9571]  ? __pfx_lock_release+0x10/0x10
[  420.438026][ T9571]  ? do_raw_spin_lock+0x14f/0x370
[  420.443185][ T9571]  ? __pfx_snprintf+0x10/0x10
[  420.447907][ T9571]  ? sb_set_blocksize+0x98/0xf0
[  420.452891][ T9571]  ? setup_bdev_super+0x4e6/0x5d0
[  420.457958][ T9571]  get_tree_bdev_flags+0x48c/0x5c0
[  420.463113][ T9571]  ? __pfx_gfs2_fill_super+0x10/0x10
[  420.468649][ T9571]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  420.474329][ T9571]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  420.480012][ T9571]  gfs2_get_tree+0x54/0x220
[  420.484652][ T9571]  vfs_get_tree+0x90/0x2b0
[  420.489160][ T9571]  do_new_mount+0x2be/0xb40
[  420.493720][ T9571]  ? __pfx_do_new_mount+0x10/0x10
[  420.499200][ T9571]  __se_sys_mount+0x2d6/0x3c0
[  420.503938][ T9571]  ? __pfx___se_sys_mount+0x10/0x10
[  420.509183][ T9571]  ? do_syscall_64+0x100/0x230
[  420.513996][ T9571]  ? __x64_sys_mount+0x20/0xc0
[  420.519004][ T9571]  do_syscall_64+0xf3/0x230
[  420.523542][ T9571]  ? clear_bhb_loop+0x35/0x90
[  420.528268][ T9571]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  420.534469][ T9571] RIP: 0033:0x7fbe3d77b69a
[  420.539003][ T9571] 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
[  420.558753][ T9571] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  420.567646][ T9571] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  420.575769][ T9571] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  420.583775][ T9571] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  420.591813][ T9571] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  420.599819][ T9571] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  420.607843][ T9571]  </TASK>
[  420.646227][ T9571] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  420.662044][ T9571] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  421.838801][ T9587] loop3: detected capacity change from 0 to 32768
[  421.928895][ T9586] loop1: detected capacity change from 0 to 32768
[  421.945054][ T9587] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  421.959698][ T9583] loop2: detected capacity change from 0 to 32768
[  421.991609][ T9587] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  422.051377][ T9587] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  422.060720][ T9586] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  422.103216][ T9586] CPU: 1 UID: 0 PID: 9586 Comm: syz.1.532 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  422.114153][ T9586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  422.124669][ T9586] Call Trace:
[  422.127974][ T9586]  <TASK>
[  422.130931][ T9586]  dump_stack_lvl+0x241/0x360
[  422.135648][ T9586]  ? __pfx_dump_stack_lvl+0x10/0x10
[  422.140876][ T9586]  ? __pfx__printk+0x10/0x10
[  422.145503][ T9586]  ? __kmalloc_cache_noprof+0x243/0x390
[  422.151073][ T9586]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  422.156571][ T9586]  sysfs_create_dir_ns+0x2ce/0x3a0
[  422.162121][ T9586]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  422.167830][ T9586]  kobject_add_internal+0x435/0x8d0
[  422.173159][ T9586]  kobject_init_and_add+0x124/0x190
[  422.178404][ T9586]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  422.184259][ T9586]  ? __pfx_kobject_init_and_add+0x10/0x10
[  422.190159][ T9586]  ? __init_swait_queue_head+0xae/0x150
[  422.195760][ T9586]  gfs2_sys_fs_add+0x23b/0x4a0
[  422.198053][ T9591] loop0: detected capacity change from 0 to 32768
[  422.200730][ T9586]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  422.212985][ T9586]  ? __pfx_alloc_workqueue+0x10/0x10
[  422.218494][ T9586]  ? read_word_at_a_time+0xe/0x20
[  422.223645][ T9586]  ? sized_strscpy+0x9a/0x2b0
[  422.228369][ T9586]  gfs2_fill_super+0x11ee/0x24d0
[  422.233553][ T9586]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.239053][ T9586]  ? snprintf+0xda/0x120
[  422.243593][ T9586]  ? __pfx_lock_release+0x10/0x10
[  422.248652][ T9586]  ? do_raw_spin_lock+0x14f/0x370
[  422.253824][ T9586]  ? __pfx_snprintf+0x10/0x10
[  422.257545][  T974] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  422.258787][ T9586]  ? sb_set_blocksize+0x98/0xf0
[  422.265898][  T974] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  422.270419][ T9586]  ? setup_bdev_super+0x4e6/0x5d0
[  422.270453][ T9586]  get_tree_bdev_flags+0x48c/0x5c0
[  422.287629][ T9586]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.293243][ T9586]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  422.299187][ T9586]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  422.304866][ T9586]  gfs2_get_tree+0x54/0x220
[  422.310050][ T9586]  vfs_get_tree+0x90/0x2b0
[  422.314621][ T9586]  do_new_mount+0x2be/0xb40
[  422.319421][ T9586]  ? __pfx_do_new_mount+0x10/0x10
[  422.324762][ T9586]  __se_sys_mount+0x2d6/0x3c0
[  422.329580][ T9586]  ? __pfx___se_sys_mount+0x10/0x10
[  422.334820][ T9586]  ? do_syscall_64+0x100/0x230
[  422.339715][ T9586]  ? __x64_sys_mount+0x20/0xc0
[  422.344522][ T9586]  do_syscall_64+0xf3/0x230
[  422.349217][ T9586]  ? clear_bhb_loop+0x35/0x90
[  422.354014][ T9586]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  422.360051][ T9586] RIP: 0033:0x7f389e37b69a
[  422.364604][ T9586] 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
[  422.364957][ T9589] loop4: detected capacity change from 0 to 32768
[  422.384853][ T9586] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  422.384888][ T9586] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  422.384902][ T9586] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  422.384914][ T9586] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  422.384928][ T9586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  422.384941][ T9586] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  422.384968][ T9586]  </TASK>
[  422.445278][ T9583] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  422.453493][ T9583] CPU: 0 UID: 0 PID: 9583 Comm: syz.2.530 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  422.457185][ T9586] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  422.464446][ T9583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  422.464466][ T9583] Call Trace:
[  422.464475][ T9583]  <TASK>
[  422.464485][ T9583]  dump_stack_lvl+0x241/0x360
[  422.464516][ T9583]  ? __pfx_dump_stack_lvl+0x10/0x10
[  422.464537][ T9583]  ? __pfx__printk+0x10/0x10
[  422.464563][ T9583]  ? __kmalloc_cache_noprof+0x243/0x390
[  422.464580][ T9583]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  422.464604][ T9583]  sysfs_create_dir_ns+0x2ce/0x3a0
[  422.464629][ T9583]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  422.464661][ T9583]  kobject_add_internal+0x435/0x8d0
[  422.464688][ T9583]  kobject_init_and_add+0x124/0x190
[  422.464713][ T9583]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  422.464736][ T9583]  ? __pfx_kobject_init_and_add+0x10/0x10
[  422.484443][ T9586] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  422.489150][ T9583]  ? __init_swait_queue_head+0xae/0x150
[  422.489192][ T9583]  gfs2_sys_fs_add+0x23b/0x4a0
[  422.571291][ T9583]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  422.576766][ T9583]  ? __pfx_alloc_workqueue+0x10/0x10
[  422.582159][ T9583]  ? read_word_at_a_time+0xe/0x20
[  422.587182][ T9583]  ? sized_strscpy+0x9a/0x2b0
[  422.591861][ T9583]  gfs2_fill_super+0x11ee/0x24d0
[  422.596904][ T9583]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.602282][ T9583]  ? snprintf+0xda/0x120
[  422.606531][ T9583]  ? __pfx_lock_release+0x10/0x10
[  422.611559][ T9583]  ? do_raw_spin_lock+0x14f/0x370
[  422.616687][ T9583]  ? __pfx_snprintf+0x10/0x10
[  422.621373][ T9583]  ? sb_set_blocksize+0x98/0xf0
[  422.626413][ T9583]  ? setup_bdev_super+0x4e6/0x5d0
[  422.631451][ T9583]  get_tree_bdev_flags+0x48c/0x5c0
[  422.636590][ T9583]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.642037][ T9583]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  422.647852][ T9583]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  422.653492][ T9583]  gfs2_get_tree+0x54/0x220
[  422.658028][ T9583]  vfs_get_tree+0x90/0x2b0
[  422.662491][ T9583]  do_new_mount+0x2be/0xb40
[  422.667115][ T9583]  ? __pfx_do_new_mount+0x10/0x10
[  422.672168][ T9583]  __se_sys_mount+0x2d6/0x3c0
[  422.676949][ T9583]  ? __pfx___se_sys_mount+0x10/0x10
[  422.682154][ T9583]  ? do_syscall_64+0x100/0x230
[  422.686940][ T9583]  ? __x64_sys_mount+0x20/0xc0
[  422.691715][ T9583]  do_syscall_64+0xf3/0x230
[  422.696232][ T9583]  ? clear_bhb_loop+0x35/0x90
[  422.701001][ T9583]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  422.706894][ T9583] RIP: 0033:0x7fbe3d77b69a
[  422.711308][ T9583] 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
[  422.731109][ T9583] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  422.739566][ T9583] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  422.747647][ T9583] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  422.755800][ T9583] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  422.763865][ T9583] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  422.771907][ T9583] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  422.779979][ T9583]  </TASK>
[  422.805148][ T9583] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  422.819436][ T9583] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  422.829698][ T9591] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  422.840631][  T974] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 574ms
[  422.855351][  T974] gfs2: fsid=syz:syz.0: jid=0: Done
[  422.863203][ T9591] CPU: 0 UID: 0 PID: 9591 Comm: syz.0.534 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  422.873851][ T9591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  422.884149][ T9591] Call Trace:
[  422.887462][ T9591]  <TASK>
[  422.890499][ T9591]  dump_stack_lvl+0x241/0x360
[  422.895253][ T9591]  ? __pfx_dump_stack_lvl+0x10/0x10
[  422.900572][ T9591]  ? __pfx__printk+0x10/0x10
[  422.905297][ T9591]  ? __kmalloc_cache_noprof+0x243/0x390
[  422.911056][ T9591]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  422.916469][ T9591]  sysfs_create_dir_ns+0x2ce/0x3a0
[  422.921748][ T9591]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  422.927444][ T9591]  kobject_add_internal+0x435/0x8d0
[  422.932682][ T9591]  kobject_init_and_add+0x124/0x190
[  422.938070][ T9591]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  422.944030][ T9591]  ? __pfx_kobject_init_and_add+0x10/0x10
[  422.949782][ T9591]  ? __init_swait_queue_head+0xae/0x150
[  422.955351][ T9591]  gfs2_sys_fs_add+0x23b/0x4a0
[  422.960117][ T9591]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  422.965413][ T9591]  ? __pfx_alloc_workqueue+0x10/0x10
[  422.970704][ T9591]  ? read_word_at_a_time+0xe/0x20
[  422.975754][ T9591]  ? sized_strscpy+0x9a/0x2b0
[  422.980542][ T9591]  gfs2_fill_super+0x11ee/0x24d0
[  422.985509][ T9591]  ? __pfx_gfs2_fill_super+0x10/0x10
[  422.990910][ T9591]  ? snprintf+0xda/0x120
[  422.995271][ T9591]  ? __pfx_lock_release+0x10/0x10
[  423.000410][ T9591]  ? do_raw_spin_lock+0x14f/0x370
[  423.005567][ T9591]  ? __pfx_snprintf+0x10/0x10
[  423.010432][ T9591]  ? sb_set_blocksize+0x98/0xf0
[  423.015561][ T9591]  ? setup_bdev_super+0x4e6/0x5d0
[  423.020902][ T9591]  get_tree_bdev_flags+0x48c/0x5c0
[  423.026158][ T9591]  ? __pfx_gfs2_fill_super+0x10/0x10
[  423.031560][ T9591]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  423.037392][ T9591]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  423.043215][ T9591]  gfs2_get_tree+0x54/0x220
[  423.047743][ T9591]  vfs_get_tree+0x90/0x2b0
[  423.052259][ T9591]  do_new_mount+0x2be/0xb40
[  423.057120][ T9591]  ? __pfx_do_new_mount+0x10/0x10
[  423.062244][ T9591]  __se_sys_mount+0x2d6/0x3c0
[  423.067043][ T9591]  ? __pfx___se_sys_mount+0x10/0x10
[  423.072420][ T9591]  ? do_syscall_64+0x100/0x230
[  423.077230][ T9591]  ? __x64_sys_mount+0x20/0xc0
[  423.082010][ T9591]  do_syscall_64+0xf3/0x230
[  423.086614][ T9591]  ? clear_bhb_loop+0x35/0x90
[  423.091296][ T9591]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  423.097433][ T9591] RIP: 0033:0x7f9f3577b69a
[  423.101870][ T9591] 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
[  423.121665][ T9591] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  423.130258][ T9591] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  423.138352][ T9591] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  423.146616][ T9591] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  423.154693][ T9591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  423.162934][ T9591] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  423.171193][ T9591]  </TASK>
[  423.174323][ T9587] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  423.175611][ T9591] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  423.196610][ T9591] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  423.304439][ T9589] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  423.322512][ T9589] CPU: 1 UID: 0 PID: 9589 Comm: syz.4.533 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  423.333172][ T9589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  423.343268][ T9589] Call Trace:
[  423.346621][ T9589]  <TASK>
[  423.349601][ T9589]  dump_stack_lvl+0x241/0x360
[  423.354316][ T9589]  ? __pfx_dump_stack_lvl+0x10/0x10
[  423.359592][ T9589]  ? __pfx__printk+0x10/0x10
[  423.364311][ T9589]  ? __kmalloc_cache_noprof+0x243/0x390
[  423.369984][ T9589]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  423.375316][ T9589]  sysfs_create_dir_ns+0x2ce/0x3a0
[  423.380496][ T9589]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  423.386756][ T9589]  kobject_add_internal+0x435/0x8d0
[  423.392122][ T9589]  kobject_init_and_add+0x124/0x190
[  423.397380][ T9589]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  423.403315][ T9589]  ? __pfx_kobject_init_and_add+0x10/0x10
[  423.409078][ T9589]  ? __init_swait_queue_head+0xae/0x150
[  423.414668][ T9589]  gfs2_sys_fs_add+0x23b/0x4a0
[  423.419640][ T9589]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  423.424979][ T9589]  ? __pfx_alloc_workqueue+0x10/0x10
[  423.430744][ T9589]  ? read_word_at_a_time+0xe/0x20
[  423.435815][ T9589]  ? sized_strscpy+0x9a/0x2b0
[  423.440541][ T9589]  gfs2_fill_super+0x11ee/0x24d0
[  423.445632][ T9589]  ? __pfx_gfs2_fill_super+0x10/0x10
[  423.451079][ T9589]  ? snprintf+0xda/0x120
[  423.455451][ T9589]  ? __pfx_lock_release+0x10/0x10
[  423.460516][ T9589]  ? do_raw_spin_lock+0x14f/0x370
[  423.465595][ T9589]  ? __pfx_snprintf+0x10/0x10
[  423.470326][ T9589]  ? sb_set_blocksize+0x98/0xf0
[  423.475229][ T9589]  ? setup_bdev_super+0x4e6/0x5d0
[  423.480289][ T9589]  get_tree_bdev_flags+0x48c/0x5c0
[  423.485442][ T9589]  ? __pfx_gfs2_fill_super+0x10/0x10
[  423.490796][ T9589]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  423.496648][ T9589]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  423.502442][ T9589]  gfs2_get_tree+0x54/0x220
[  423.506994][ T9589]  vfs_get_tree+0x90/0x2b0
[  423.511640][ T9589]  do_new_mount+0x2be/0xb40
[  423.516206][ T9589]  ? __pfx_do_new_mount+0x10/0x10
[  423.521289][ T9589]  __se_sys_mount+0x2d6/0x3c0
[  423.526194][ T9589]  ? __pfx___se_sys_mount+0x10/0x10
[  423.531525][ T9589]  ? do_syscall_64+0x100/0x230
[  423.536433][ T9589]  ? __x64_sys_mount+0x20/0xc0
[  423.541326][ T9589]  do_syscall_64+0xf3/0x230
[  423.545881][ T9589]  ? clear_bhb_loop+0x35/0x90
[  423.550599][ T9589]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  423.556551][ T9589] RIP: 0033:0x7f213537b69a
[  423.561176][ T9589] 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
[  423.580825][ T9589] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  423.589397][ T9589] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  423.597419][ T9589] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  423.605436][ T9589] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  423.613454][ T9589] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  423.621643][ T9589] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  423.629769][ T9589]  </TASK>
[  423.851105][ T9589] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  423.879977][ T9589] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  423.897633][ T9602] loop1: detected capacity change from 0 to 32768
2024/12/25 18:43:19 executed programs: 533
[  424.258093][ T9606] loop2: detected capacity change from 0 to 32768
[  424.275075][ T9602] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  424.312720][ T9602] CPU: 1 UID: 0 PID: 9602 Comm: syz.1.535 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  424.324009][ T9602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  424.334278][ T9602] Call Trace:
[  424.337608][ T9602]  <TASK>
[  424.340553][ T9602]  dump_stack_lvl+0x241/0x360
[  424.345297][ T9602]  ? __pfx_dump_stack_lvl+0x10/0x10
[  424.350694][ T9602]  ? __pfx__printk+0x10/0x10
[  424.355309][ T9602]  ? __kmalloc_cache_noprof+0x243/0x390
[  424.361260][ T9602]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  424.366754][ T9602]  sysfs_create_dir_ns+0x2ce/0x3a0
[  424.371900][ T9602]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  424.378011][ T9602]  kobject_add_internal+0x435/0x8d0
[  424.383250][ T9602]  kobject_init_and_add+0x124/0x190
[  424.388488][ T9602]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  424.394605][ T9602]  ? __pfx_kobject_init_and_add+0x10/0x10
[  424.400376][ T9602]  ? __init_swait_queue_head+0xae/0x150
[  424.406179][ T9602]  gfs2_sys_fs_add+0x23b/0x4a0
[  424.411071][ T9602]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  424.416404][ T9602]  ? __pfx_alloc_workqueue+0x10/0x10
[  424.421730][ T9602]  ? read_word_at_a_time+0xe/0x20
[  424.426876][ T9602]  ? sized_strscpy+0x9a/0x2b0
[  424.431614][ T9602]  gfs2_fill_super+0x11ee/0x24d0
[  424.436626][ T9602]  ? __pfx_gfs2_fill_super+0x10/0x10
[  424.442044][ T9602]  ? snprintf+0xda/0x120
[  424.446409][ T9602]  ? __pfx_lock_release+0x10/0x10
[  424.451475][ T9602]  ? do_raw_spin_lock+0x14f/0x370
[  424.456628][ T9602]  ? __pfx_snprintf+0x10/0x10
[  424.461342][ T9602]  ? sb_set_blocksize+0x98/0xf0
[  424.466225][ T9602]  ? setup_bdev_super+0x4e6/0x5d0
[  424.471291][ T9602]  get_tree_bdev_flags+0x48c/0x5c0
[  424.476538][ T9602]  ? __pfx_gfs2_fill_super+0x10/0x10
[  424.481982][ T9602]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  424.487749][ T9602]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  424.493610][ T9602]  gfs2_get_tree+0x54/0x220
[  424.498169][ T9602]  vfs_get_tree+0x90/0x2b0
[  424.502709][ T9602]  do_new_mount+0x2be/0xb40
[  424.507424][ T9602]  ? __pfx_do_new_mount+0x10/0x10
[  424.512487][ T9602]  __se_sys_mount+0x2d6/0x3c0
[  424.517455][ T9602]  ? __pfx___se_sys_mount+0x10/0x10
[  424.522675][ T9602]  ? do_syscall_64+0x100/0x230
[  424.527558][ T9602]  ? __x64_sys_mount+0x20/0xc0
[  424.532433][ T9602]  do_syscall_64+0xf3/0x230
[  424.537057][ T9602]  ? clear_bhb_loop+0x35/0x90
[  424.541758][ T9602]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  424.545155][ T9609] loop0: detected capacity change from 0 to 32768
[  424.547927][ T9602] RIP: 0033:0x7f389e37b69a
[  424.558908][ T9602] 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
[  424.578732][ T9602] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  424.587281][ T9602] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  424.595287][ T9602] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  424.603293][ T9602] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  424.611401][ T9602] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  424.619406][ T9602] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  424.627520][ T9602]  </TASK>
[  424.644824][ T9606] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  424.663469][ T9602] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  424.673228][ T9606] CPU: 0 UID: 0 PID: 9606 Comm: syz.2.536 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  424.684337][ T9609] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  424.688496][ T9606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  424.688511][ T9606] Call Trace:
[  424.688519][ T9606]  <TASK>
[  424.688528][ T9606]  dump_stack_lvl+0x241/0x360
[  424.703253][ T9609] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  424.706762][ T9606]  ? __pfx_dump_stack_lvl+0x10/0x10
[  424.721208][ T9602] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  424.724585][ T9606]  ? __pfx__printk+0x10/0x10
[  424.724620][ T9606]  ? __kmalloc_cache_noprof+0x243/0x390
[  424.724639][ T9606]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  424.724664][ T9606]  sysfs_create_dir_ns+0x2ce/0x3a0
[  424.724689][ T9606]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  424.762662][ T9606]  kobject_add_internal+0x435/0x8d0
[  424.767910][ T9606]  kobject_init_and_add+0x124/0x190
[  424.773127][ T9606]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  424.778947][ T9606]  ? __pfx_kobject_init_and_add+0x10/0x10
[  424.784686][ T9606]  ? __init_swait_queue_head+0xae/0x150
[  424.790334][ T9606]  gfs2_sys_fs_add+0x23b/0x4a0
[  424.795110][ T9606]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  424.800492][ T9606]  ? __pfx_alloc_workqueue+0x10/0x10
[  424.805953][ T9606]  ? read_word_at_a_time+0xe/0x20
[  424.810975][ T9606]  ? sized_strscpy+0x9a/0x2b0
[  424.815663][ T9606]  gfs2_fill_super+0x11ee/0x24d0
[  424.820638][ T9606]  ? __pfx_gfs2_fill_super+0x10/0x10
[  424.826029][ T9606]  ? snprintf+0xda/0x120
[  424.830385][ T9606]  ? __pfx_lock_release+0x10/0x10
[  424.835419][ T9606]  ? do_raw_spin_lock+0x14f/0x370
[  424.840634][ T9606]  ? __pfx_snprintf+0x10/0x10
[  424.845404][ T9606]  ? sb_set_blocksize+0x98/0xf0
[  424.850255][ T9606]  ? setup_bdev_super+0x4e6/0x5d0
[  424.855413][ T9606]  get_tree_bdev_flags+0x48c/0x5c0
[  424.860622][ T9606]  ? __pfx_gfs2_fill_super+0x10/0x10
[  424.865927][ T9606]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  424.871909][ T9606]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  424.877560][ T9606]  gfs2_get_tree+0x54/0x220
[  424.882172][ T9606]  vfs_get_tree+0x90/0x2b0
[  424.886713][ T9606]  do_new_mount+0x2be/0xb40
[  424.891247][ T9606]  ? __pfx_do_new_mount+0x10/0x10
[  424.896293][ T9606]  __se_sys_mount+0x2d6/0x3c0
[  424.901067][ T9606]  ? __pfx___se_sys_mount+0x10/0x10
[  424.906269][ T9606]  ? do_syscall_64+0x100/0x230
[  424.911055][ T9606]  ? __x64_sys_mount+0x20/0xc0
[  424.915853][ T9606]  do_syscall_64+0xf3/0x230
[  424.920370][ T9606]  ? clear_bhb_loop+0x35/0x90
[  424.925136][ T9606]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  424.931043][ T9606] RIP: 0033:0x7fbe3d77b69a
[  424.935475][ T9606] 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
[  424.955281][ T9606] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  424.963717][ T9606] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  424.971707][ T9606] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  424.979861][ T9606] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  424.988134][ T9606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  424.996662][ T9606] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  425.004945][ T9606]  </TASK>
[  425.036601][ T9606] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  425.156948][ T9609] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  425.166487][ T6723] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  425.174242][ T6723] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  425.249724][ T6723] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 75ms
[  425.293847][ T6723] gfs2: fsid=syz:syz.0: jid=0: Done
[  425.308620][ T9609] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  425.395077][ T9614] loop4: detected capacity change from 0 to 32768
[  425.441253][ T9606] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  425.476981][ T9614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  425.503088][ T9614] CPU: 0 UID: 0 PID: 9614 Comm: syz.4.538 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  425.514263][ T9614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  425.524756][ T9614] Call Trace:
[  425.528045][ T9614]  <TASK>
[  425.531087][ T9614]  dump_stack_lvl+0x241/0x360
[  425.535805][ T9614]  ? __pfx_dump_stack_lvl+0x10/0x10
[  425.541023][ T9614]  ? __pfx__printk+0x10/0x10
[  425.545823][ T9614]  ? __kmalloc_cache_noprof+0x243/0x390
[  425.551540][ T9614]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  425.556853][ T9614]  sysfs_create_dir_ns+0x2ce/0x3a0
[  425.561970][ T9614]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  425.567702][ T9614]  kobject_add_internal+0x435/0x8d0
[  425.572909][ T9614]  kobject_init_and_add+0x124/0x190
[  425.578201][ T9614]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  425.584100][ T9614]  ? __pfx_kobject_init_and_add+0x10/0x10
[  425.589831][ T9614]  ? __init_swait_queue_head+0xae/0x150
[  425.595394][ T9614]  gfs2_sys_fs_add+0x23b/0x4a0
[  425.600358][ T9614]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  425.605763][ T9614]  ? __pfx_alloc_workqueue+0x10/0x10
[  425.611072][ T9614]  ? read_word_at_a_time+0xe/0x20
[  425.616214][ T9614]  ? sized_strscpy+0x9a/0x2b0
[  425.621155][ T9614]  gfs2_fill_super+0x11ee/0x24d0
[  425.626209][ T9614]  ? __pfx_gfs2_fill_super+0x10/0x10
[  425.631505][ T9614]  ? snprintf+0xda/0x120
[  425.636009][ T9614]  ? __pfx_lock_release+0x10/0x10
[  425.641133][ T9614]  ? do_raw_spin_lock+0x14f/0x370
[  425.646164][ T9614]  ? __pfx_snprintf+0x10/0x10
[  425.651285][ T9614]  ? sb_set_blocksize+0x98/0xf0
[  425.656315][ T9614]  ? setup_bdev_super+0x4e6/0x5d0
[  425.661451][ T9614]  get_tree_bdev_flags+0x48c/0x5c0
[  425.667184][ T9614]  ? __pfx_gfs2_fill_super+0x10/0x10
[  425.672473][ T9614]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  425.678119][ T9614]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  425.683894][ T9614]  gfs2_get_tree+0x54/0x220
[  425.688499][ T9614]  vfs_get_tree+0x90/0x2b0
[  425.692972][ T9614]  do_new_mount+0x2be/0xb40
[  425.697495][ T9614]  ? __pfx_do_new_mount+0x10/0x10
[  425.702683][ T9614]  __se_sys_mount+0x2d6/0x3c0
[  425.707401][ T9614]  ? __pfx___se_sys_mount+0x10/0x10
[  425.712600][ T9614]  ? do_syscall_64+0x100/0x230
[  425.717395][ T9614]  ? __x64_sys_mount+0x20/0xc0
[  425.722204][ T9614]  do_syscall_64+0xf3/0x230
[  425.726820][ T9614]  ? clear_bhb_loop+0x35/0x90
[  425.731732][ T9614]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  425.737778][ T9614] RIP: 0033:0x7f213537b69a
[  425.742459][ T9614] 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
[  425.762078][ T9614] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  425.770501][ T9614] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  425.778829][ T9614] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  425.786806][ T9614] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  425.794866][ T9614] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  425.802927][ T9614] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  425.811102][ T9614]  </TASK>
[  425.857221][ T9614] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  425.871558][ T9614] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  426.933438][ T9622] loop3: detected capacity change from 0 to 32768
[  426.974265][ T9622] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  426.982603][ T9622] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  427.016801][ T9622] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  427.045166][    T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  427.083752][    T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  427.216986][ T9627] loop4: detected capacity change from 0 to 32768
[  427.258542][    T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 174ms
[  427.307219][    T9] gfs2: fsid=syz:syz.0: jid=0: Done
[  427.308638][ T9629] loop2: detected capacity change from 0 to 32768
[  427.312511][ T9622] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  427.364447][ T9627] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  427.371976][ T9627] CPU: 1 UID: 0 PID: 9627 Comm: syz.4.541 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  427.382943][ T9627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  427.393220][ T9627] Call Trace:
[  427.396541][ T9627]  <TASK>
[  427.399591][ T9627]  dump_stack_lvl+0x241/0x360
[  427.404322][ T9627]  ? __pfx_dump_stack_lvl+0x10/0x10
[  427.409577][ T9627]  ? __pfx__printk+0x10/0x10
[  427.414305][ T9627]  ? __kmalloc_cache_noprof+0x243/0x390
[  427.419892][ T9627]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  427.425219][ T9627]  sysfs_create_dir_ns+0x2ce/0x3a0
[  427.430444][ T9627]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  427.436270][ T9627]  kobject_add_internal+0x435/0x8d0
[  427.441476][ T9627]  kobject_init_and_add+0x124/0x190
[  427.446771][ T9627]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  427.452589][ T9627]  ? __pfx_kobject_init_and_add+0x10/0x10
[  427.458316][ T9627]  ? __init_swait_queue_head+0xae/0x150
[  427.464002][ T9627]  gfs2_sys_fs_add+0x23b/0x4a0
[  427.468777][ T9627]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  427.474077][ T9627]  ? __pfx_alloc_workqueue+0x10/0x10
[  427.479546][ T9627]  ? read_word_at_a_time+0xe/0x20
[  427.484571][ T9627]  ? sized_strscpy+0x9a/0x2b0
[  427.489462][ T9627]  gfs2_fill_super+0x11ee/0x24d0
[  427.494509][ T9627]  ? __pfx_gfs2_fill_super+0x10/0x10
[  427.499806][ T9627]  ? snprintf+0xda/0x120
[  427.504050][ T9627]  ? __pfx_lock_release+0x10/0x10
[  427.509605][ T9627]  ? do_raw_spin_lock+0x14f/0x370
[  427.514709][ T9627]  ? __pfx_snprintf+0x10/0x10
[  427.519445][ T9627]  ? sb_set_blocksize+0x98/0xf0
[  427.524296][ T9627]  ? setup_bdev_super+0x4e6/0x5d0
[  427.529499][ T9627]  get_tree_bdev_flags+0x48c/0x5c0
[  427.534612][ T9627]  ? __pfx_gfs2_fill_super+0x10/0x10
[  427.539954][ T9627]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  427.545697][ T9627]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  427.551336][ T9627]  gfs2_get_tree+0x54/0x220
[  427.555853][ T9627]  vfs_get_tree+0x90/0x2b0
[  427.560339][ T9627]  do_new_mount+0x2be/0xb40
[  427.565316][ T9627]  ? __pfx_do_new_mount+0x10/0x10
[  427.570444][ T9627]  __se_sys_mount+0x2d6/0x3c0
[  427.575139][ T9627]  ? __pfx___se_sys_mount+0x10/0x10
[  427.580425][ T9627]  ? do_syscall_64+0x100/0x230
[  427.585295][ T9627]  ? __x64_sys_mount+0x20/0xc0
[  427.590150][ T9627]  do_syscall_64+0xf3/0x230
[  427.594667][ T9627]  ? clear_bhb_loop+0x35/0x90
[  427.599344][ T9627]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  427.605282][ T9627] RIP: 0033:0x7f213537b69a
[  427.609707][ T9627] 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
[  427.629495][ T9627] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  427.637921][ T9627] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  427.645907][ T9627] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  427.653886][ T9627] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  427.662045][ T9627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  427.670015][ T9627] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  427.678038][ T9627]  </TASK>
[  427.683639][ T9627] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  427.697764][ T9627] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  427.705930][ T9629] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  427.713447][ T9629] CPU: 0 UID: 0 PID: 9629 Comm: syz.2.542 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  427.724062][ T9629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  427.734352][ T9629] Call Trace:
[  427.737663][ T9629]  <TASK>
[  427.740635][ T9629]  dump_stack_lvl+0x241/0x360
[  427.745656][ T9629]  ? __pfx_dump_stack_lvl+0x10/0x10
[  427.750896][ T9629]  ? __pfx__printk+0x10/0x10
[  427.755570][ T9629]  ? __kmalloc_cache_noprof+0x243/0x390
[  427.761149][ T9629]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  427.766574][ T9629]  sysfs_create_dir_ns+0x2ce/0x3a0
[  427.771939][ T9629]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  427.777710][ T9629]  kobject_add_internal+0x435/0x8d0
[  427.783033][ T9629]  kobject_init_and_add+0x124/0x190
[  427.788441][ T9629]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  427.794276][ T9629]  ? __pfx_kobject_init_and_add+0x10/0x10
[  427.800099][ T9629]  ? __init_swait_queue_head+0xae/0x150
[  427.805742][ T9629]  gfs2_sys_fs_add+0x23b/0x4a0
[  427.810534][ T9629]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  427.815837][ T9629]  ? __pfx_alloc_workqueue+0x10/0x10
[  427.821315][ T9629]  ? read_word_at_a_time+0xe/0x20
[  427.826341][ T9629]  ? sized_strscpy+0x9a/0x2b0
[  427.831133][ T9629]  gfs2_fill_super+0x11ee/0x24d0
[  427.836113][ T9629]  ? __pfx_gfs2_fill_super+0x10/0x10
[  427.841591][ T9629]  ? snprintf+0xda/0x120
[  427.845844][ T9629]  ? __pfx_lock_release+0x10/0x10
[  427.850874][ T9629]  ? do_raw_spin_lock+0x14f/0x370
[  427.855995][ T9629]  ? __pfx_snprintf+0x10/0x10
[  427.860785][ T9629]  ? sb_set_blocksize+0x98/0xf0
[  427.865763][ T9629]  ? setup_bdev_super+0x4e6/0x5d0
[  427.870817][ T9629]  get_tree_bdev_flags+0x48c/0x5c0
[  427.875953][ T9629]  ? __pfx_gfs2_fill_super+0x10/0x10
[  427.881259][ T9629]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  427.886900][ T9629]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  427.892599][ T9629]  gfs2_get_tree+0x54/0x220
[  427.897147][ T9629]  vfs_get_tree+0x90/0x2b0
[  427.901783][ T9629]  do_new_mount+0x2be/0xb40
[  427.906347][ T9629]  ? __pfx_do_new_mount+0x10/0x10
[  427.911425][ T9629]  __se_sys_mount+0x2d6/0x3c0
[  427.916126][ T9629]  ? __pfx___se_sys_mount+0x10/0x10
[  427.921417][ T9629]  ? do_syscall_64+0x100/0x230
[  427.926193][ T9629]  ? __x64_sys_mount+0x20/0xc0
[  427.930969][ T9629]  do_syscall_64+0xf3/0x230
[  427.935486][ T9629]  ? clear_bhb_loop+0x35/0x90
[  427.940267][ T9629]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  427.946351][ T9629] RIP: 0033:0x7fbe3d77b69a
[  427.950772][ T9629] 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
[  427.970493][ T9629] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  427.978920][ T9629] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  427.986937][ T9629] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  427.994928][ T9629] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  428.003078][ T9629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  428.011318][ T9629] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  428.019493][ T9629]  </TASK>
[  428.023539][ T9629] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  428.038359][ T9629] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  428.047541][ T9626] loop1: detected capacity change from 0 to 32768
[  428.222458][ T9631] loop0: detected capacity change from 0 to 32768
[  428.232966][ T9626] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  428.241475][ T9626] CPU: 1 UID: 0 PID: 9626 Comm: syz.1.540 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  428.252129][ T9626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  428.262301][ T9626] Call Trace:
[  428.265622][ T9626]  <TASK>
[  428.268590][ T9626]  dump_stack_lvl+0x241/0x360
[  428.273390][ T9626]  ? __pfx_dump_stack_lvl+0x10/0x10
[  428.278626][ T9626]  ? __pfx__printk+0x10/0x10
[  428.283260][ T9626]  ? __kmalloc_cache_noprof+0x243/0x390
[  428.288849][ T9626]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  428.294180][ T9626]  sysfs_create_dir_ns+0x2ce/0x3a0
[  428.299375][ T9626]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  428.305233][ T9626]  kobject_add_internal+0x435/0x8d0
[  428.310652][ T9626]  kobject_init_and_add+0x124/0x190
[  428.315897][ T9626]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  428.321874][ T9626]  ? __pfx_kobject_init_and_add+0x10/0x10
[  428.327834][ T9626]  ? __init_swait_queue_head+0xae/0x150
[  428.333538][ T9626]  gfs2_sys_fs_add+0x23b/0x4a0
[  428.338348][ T9626]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  428.343766][ T9626]  ? __pfx_alloc_workqueue+0x10/0x10
[  428.349098][ T9626]  ? read_word_at_a_time+0xe/0x20
[  428.354246][ T9626]  ? sized_strscpy+0x9a/0x2b0
[  428.359050][ T9626]  gfs2_fill_super+0x11ee/0x24d0
[  428.364050][ T9626]  ? __pfx_gfs2_fill_super+0x10/0x10
[  428.369556][ T9626]  ? snprintf+0xda/0x120
[  428.373845][ T9626]  ? __pfx_lock_release+0x10/0x10
[  428.378901][ T9626]  ? do_raw_spin_lock+0x14f/0x370
[  428.383962][ T9626]  ? __pfx_snprintf+0x10/0x10
[  428.388678][ T9626]  ? sb_set_blocksize+0x98/0xf0
[  428.393765][ T9626]  ? setup_bdev_super+0x4e6/0x5d0
[  428.398833][ T9626]  get_tree_bdev_flags+0x48c/0x5c0
[  428.403990][ T9626]  ? __pfx_gfs2_fill_super+0x10/0x10
[  428.409312][ T9626]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  428.414987][ T9626]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  428.420786][ T9626]  gfs2_get_tree+0x54/0x220
[  428.425420][ T9626]  vfs_get_tree+0x90/0x2b0
[  428.429965][ T9626]  do_new_mount+0x2be/0xb40
[  428.434602][ T9626]  ? __pfx_do_new_mount+0x10/0x10
[  428.439762][ T9626]  __se_sys_mount+0x2d6/0x3c0
[  428.444509][ T9626]  ? __pfx___se_sys_mount+0x10/0x10
[  428.449839][ T9626]  ? do_syscall_64+0x100/0x230
[  428.454656][ T9626]  ? __x64_sys_mount+0x20/0xc0
[  428.459557][ T9626]  do_syscall_64+0xf3/0x230
[  428.464206][ T9626]  ? clear_bhb_loop+0x35/0x90
[  428.468922][ T9626]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  428.474863][ T9626] RIP: 0033:0x7f389e37b69a
[  428.479306][ T9626] 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
[  428.499035][ T9626] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  428.507588][ T9626] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  428.515786][ T9626] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  428.523797][ T9626] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  428.531807][ T9626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  428.539991][ T9626] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  428.548012][ T9626]  </TASK>
[  428.553545][ T9626] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  428.568957][ T9626] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  428.600277][ T9631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  428.608273][ T9631] CPU: 0 UID: 0 PID: 9631 Comm: syz.0.543 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  428.618916][ T9631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  428.629010][ T9631] Call Trace:
[  428.632405][ T9631]  <TASK>
[  428.635430][ T9631]  dump_stack_lvl+0x241/0x360
[  428.640367][ T9631]  ? __pfx_dump_stack_lvl+0x10/0x10
[  428.645617][ T9631]  ? __pfx__printk+0x10/0x10
[  428.650427][ T9631]  ? __kmalloc_cache_noprof+0x243/0x390
[  428.656005][ T9631]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  428.661390][ T9631]  sysfs_create_dir_ns+0x2ce/0x3a0
[  428.666732][ T9631]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  428.672482][ T9631]  kobject_add_internal+0x435/0x8d0
[  428.677697][ T9631]  kobject_init_and_add+0x124/0x190
[  428.682909][ T9631]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  428.688755][ T9631]  ? __pfx_kobject_init_and_add+0x10/0x10
[  428.694495][ T9631]  ? __init_swait_queue_head+0xae/0x150
[  428.700054][ T9631]  gfs2_sys_fs_add+0x23b/0x4a0
[  428.704853][ T9631]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  428.710148][ T9631]  ? __pfx_alloc_workqueue+0x10/0x10
[  428.715527][ T9631]  ? read_word_at_a_time+0xe/0x20
[  428.720639][ T9631]  ? sized_strscpy+0x9a/0x2b0
[  428.725332][ T9631]  gfs2_fill_super+0x11ee/0x24d0
[  428.730291][ T9631]  ? __pfx_gfs2_fill_super+0x10/0x10
[  428.735586][ T9631]  ? snprintf+0xda/0x120
[  428.739833][ T9631]  ? __pfx_lock_release+0x10/0x10
[  428.744946][ T9631]  ? do_raw_spin_lock+0x14f/0x370
[  428.749974][ T9631]  ? __pfx_snprintf+0x10/0x10
[  428.754671][ T9631]  ? sb_set_blocksize+0x98/0xf0
[  428.759594][ T9631]  ? setup_bdev_super+0x4e6/0x5d0
[  428.764635][ T9631]  get_tree_bdev_flags+0x48c/0x5c0
[  428.769851][ T9631]  ? __pfx_gfs2_fill_super+0x10/0x10
[  428.775150][ T9631]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  428.780804][ T9631]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  428.786598][ T9631]  gfs2_get_tree+0x54/0x220
[  428.791141][ T9631]  vfs_get_tree+0x90/0x2b0
[  428.795588][ T9631]  do_new_mount+0x2be/0xb40
[  428.800119][ T9631]  ? __pfx_do_new_mount+0x10/0x10
[  428.805192][ T9631]  __se_sys_mount+0x2d6/0x3c0
[  428.809897][ T9631]  ? __pfx___se_sys_mount+0x10/0x10
[  428.815126][ T9631]  ? do_syscall_64+0x100/0x230
[  428.819905][ T9631]  ? __x64_sys_mount+0x20/0xc0
[  428.824684][ T9631]  do_syscall_64+0xf3/0x230
[  428.829303][ T9631]  ? clear_bhb_loop+0x35/0x90
[  428.834245][ T9631]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  428.840142][ T9631] RIP: 0033:0x7f9f3577b69a
[  428.844562][ T9631] 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
[  428.864364][ T9631] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  428.872889][ T9631] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  428.880876][ T9631] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  428.888946][ T9631] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  428.896924][ T9631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  428.904954][ T9631] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  428.912981][ T9631]  </TASK>
[  428.944364][ T9631] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  428.964421][ T9631] gfs2: fsid=syz:syz: error -17 adding sysfs files
2024/12/25 18:43:24 executed programs: 542
[  429.421864][ T9647] loop1: detected capacity change from 0 to 32768
[  429.446255][ T9647] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  429.455802][ T9647] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  429.496456][ T9647] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  429.555238][ T5914] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  429.562075][ T5914] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  429.710347][ T5914] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 148ms
[  429.739646][ T5914] gfs2: fsid=syz:syz.0: jid=0: Done
[  429.748946][ T9643] loop4: detected capacity change from 0 to 32768
[  429.778631][ T9647] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  429.795190][ T9643] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  429.825962][ T9643] CPU: 0 UID: 0 PID: 9643 Comm: syz.4.544 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  429.836633][ T9643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  429.846727][ T9643] Call Trace:
[  429.850049][ T9643]  <TASK>
[  429.853003][ T9643]  dump_stack_lvl+0x241/0x360
[  429.857718][ T9643]  ? __pfx_dump_stack_lvl+0x10/0x10
[  429.863050][ T9643]  ? __pfx__printk+0x10/0x10
[  429.867679][ T9643]  ? __kmalloc_cache_noprof+0x243/0x390
[  429.873263][ T9643]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  429.878600][ T9643]  sysfs_create_dir_ns+0x2ce/0x3a0
[  429.883752][ T9643]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  429.889544][ T9643]  kobject_add_internal+0x435/0x8d0
[  429.894811][ T9643]  kobject_init_and_add+0x124/0x190
[  429.900082][ T9643]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  429.906017][ T9643]  ? __pfx_kobject_init_and_add+0x10/0x10
[  429.911871][ T9643]  ? __init_swait_queue_head+0xae/0x150
[  429.917464][ T9643]  gfs2_sys_fs_add+0x23b/0x4a0
[  429.922389][ T9643]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  429.928327][ T9643]  ? __pfx_alloc_workqueue+0x10/0x10
[  429.933660][ T9643]  ? read_word_at_a_time+0xe/0x20
[  429.938725][ T9643]  ? sized_strscpy+0x9a/0x2b0
[  429.943532][ T9643]  gfs2_fill_super+0x11ee/0x24d0
[  429.948535][ T9643]  ? __pfx_gfs2_fill_super+0x10/0x10
[  429.953862][ T9643]  ? snprintf+0xda/0x120
[  429.958140][ T9643]  ? __pfx_lock_release+0x10/0x10
[  429.963192][ T9643]  ? do_raw_spin_lock+0x14f/0x370
[  429.968257][ T9643]  ? __pfx_snprintf+0x10/0x10
[  429.973069][ T9643]  ? sb_set_blocksize+0x98/0xf0
[  429.977955][ T9643]  ? setup_bdev_super+0x4e6/0x5d0
[  429.983060][ T9643]  get_tree_bdev_flags+0x48c/0x5c0
[  429.988216][ T9643]  ? __pfx_gfs2_fill_super+0x10/0x10
[  429.993711][ T9643]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  429.999388][ T9643]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  430.005166][ T9643]  gfs2_get_tree+0x54/0x220
[  430.009890][ T9643]  vfs_get_tree+0x90/0x2b0
[  430.014435][ T9643]  do_new_mount+0x2be/0xb40
[  430.019086][ T9643]  ? __pfx_do_new_mount+0x10/0x10
[  430.024343][ T9643]  __se_sys_mount+0x2d6/0x3c0
[  430.029073][ T9643]  ? __pfx___se_sys_mount+0x10/0x10
[  430.034307][ T9643]  ? do_syscall_64+0x100/0x230
[  430.039129][ T9643]  ? __x64_sys_mount+0x20/0xc0
[  430.044030][ T9643]  do_syscall_64+0xf3/0x230
[  430.048680][ T9643]  ? clear_bhb_loop+0x35/0x90
[  430.053412][ T9643]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  430.059524][ T9643] RIP: 0033:0x7f213537b69a
[  430.063976][ T9643] 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
[  430.083882][ T9643] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  430.092379][ T9643] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  430.100699][ T9643] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  430.108807][ T9643] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  430.117342][ T9643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  430.125448][ T9643] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  430.133913][ T9643]  </TASK>
[  430.226138][ T9643] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  430.268508][ T9643] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  430.705799][ T9655] loop3: detected capacity change from 0 to 32768
[  430.804227][ T9661] loop1: detected capacity change from 0 to 32768
[  430.948450][ T9653] loop2: detected capacity change from 0 to 32768
[  430.991325][ T9649] loop0: detected capacity change from 0 to 32768
[  431.001586][ T9655] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  431.011148][ T9661] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  431.022225][ T9661] CPU: 0 UID: 0 PID: 9661 Comm: syz.1.549 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  431.033924][ T9661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  431.038983][ T9653] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  431.044252][ T9661] Call Trace:
[  431.044267][ T9661]  <TASK>
[  431.044277][ T9661]  dump_stack_lvl+0x241/0x360
[  431.044308][ T9661]  ? __pfx_dump_stack_lvl+0x10/0x10
[  431.044330][ T9661]  ? __pfx__printk+0x10/0x10
[  431.044356][ T9661]  ? __kmalloc_cache_noprof+0x243/0x390
[  431.044381][ T9661]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  431.044409][ T9661]  sysfs_create_dir_ns+0x2ce/0x3a0
[  431.044432][ T9661]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  431.095877][ T9661]  kobject_add_internal+0x435/0x8d0
[  431.101300][ T9661]  kobject_init_and_add+0x124/0x190
[  431.106811][ T9661]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  431.112842][ T9661]  ? __pfx_kobject_init_and_add+0x10/0x10
[  431.118673][ T9661]  ? __init_swait_queue_head+0xae/0x150
[  431.124447][ T9661]  gfs2_sys_fs_add+0x23b/0x4a0
[  431.129223][ T9661]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  431.134535][ T9661]  ? __pfx_alloc_workqueue+0x10/0x10
[  431.140134][ T9661]  ? read_word_at_a_time+0xe/0x20
[  431.145180][ T9661]  ? sized_strscpy+0x9a/0x2b0
[  431.149985][ T9661]  gfs2_fill_super+0x11ee/0x24d0
[  431.155138][ T9661]  ? __pfx_gfs2_fill_super+0x10/0x10
[  431.160432][ T9661]  ? snprintf+0xda/0x120
[  431.164921][ T9661]  ? __pfx_lock_release+0x10/0x10
[  431.170049][ T9661]  ? do_raw_spin_lock+0x14f/0x370
[  431.175118][ T9661]  ? __pfx_snprintf+0x10/0x10
[  431.179959][ T9661]  ? sb_set_blocksize+0x98/0xf0
[  431.184866][ T9661]  ? setup_bdev_super+0x4e6/0x5d0
[  431.189934][ T9661]  get_tree_bdev_flags+0x48c/0x5c0
[  431.195075][ T9661]  ? __pfx_gfs2_fill_super+0x10/0x10
[  431.200383][ T9661]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  431.206206][ T9661]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  431.211951][ T9661]  gfs2_get_tree+0x54/0x220
[  431.216481][ T9661]  vfs_get_tree+0x90/0x2b0
[  431.220919][ T9661]  do_new_mount+0x2be/0xb40
[  431.225456][ T9661]  ? __pfx_do_new_mount+0x10/0x10
[  431.231301][ T9661]  __se_sys_mount+0x2d6/0x3c0
[  431.235998][ T9661]  ? __pfx___se_sys_mount+0x10/0x10
[  431.241602][ T9661]  ? do_syscall_64+0x100/0x230
[  431.246387][ T9661]  ? __x64_sys_mount+0x20/0xc0
[  431.251180][ T9661]  do_syscall_64+0xf3/0x230
[  431.255700][ T9661]  ? clear_bhb_loop+0x35/0x90
[  431.260468][ T9661]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  431.266414][ T9661] RIP: 0033:0x7f389e37b69a
[  431.270851][ T9661] 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
[  431.290906][ T9661] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  431.299452][ T9661] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  431.307487][ T9661] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  431.315743][ T9661] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  431.324335][ T9661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  431.332861][ T9661] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  431.341042][ T9661]  </TASK>
[  431.345038][ T9649] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  431.352551][ T9649] CPU: 1 UID: 0 PID: 9649 Comm: syz.0.547 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  431.353853][ T9655] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  431.363144][ T9649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  431.363161][ T9649] Call Trace:
[  431.363171][ T9649]  <TASK>
[  431.363180][ T9649]  dump_stack_lvl+0x241/0x360
[  431.363211][ T9649]  ? __pfx_dump_stack_lvl+0x10/0x10
[  431.363234][ T9649]  ? __pfx__printk+0x10/0x10
[  431.402069][ T9649]  ? __kmalloc_cache_noprof+0x243/0x390
[  431.407668][ T9649]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  431.413076][ T9649]  sysfs_create_dir_ns+0x2ce/0x3a0
[  431.418309][ T9649]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  431.424180][ T9649]  kobject_add_internal+0x435/0x8d0
[  431.429529][ T9649]  kobject_init_and_add+0x124/0x190
[  431.434882][ T9649]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  431.440908][ T9649]  ? __pfx_kobject_init_and_add+0x10/0x10
[  431.446768][ T9649]  ? __init_swait_queue_head+0xae/0x150
[  431.452366][ T9649]  gfs2_sys_fs_add+0x23b/0x4a0
[  431.457168][ T9649]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  431.462502][ T9649]  ? __pfx_alloc_workqueue+0x10/0x10
[  431.467913][ T9649]  ? read_word_at_a_time+0xe/0x20
[  431.473067][ T9649]  ? sized_strscpy+0x9a/0x2b0
[  431.477954][ T9649]  gfs2_fill_super+0x11ee/0x24d0
[  431.482928][ T9649]  ? __pfx_gfs2_fill_super+0x10/0x10
[  431.488498][ T9649]  ? snprintf+0xda/0x120
[  431.492767][ T9649]  ? __pfx_lock_release+0x10/0x10
[  431.498091][ T9649]  ? do_raw_spin_lock+0x14f/0x370
[  431.503229][ T9649]  ? __pfx_snprintf+0x10/0x10
[  431.507950][ T9649]  ? sb_set_blocksize+0x98/0xf0
[  431.512957][ T9649]  ? setup_bdev_super+0x4e6/0x5d0
[  431.518024][ T9649]  get_tree_bdev_flags+0x48c/0x5c0
[  431.523284][ T9649]  ? __pfx_gfs2_fill_super+0x10/0x10
[  431.528700][ T9649]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  431.534452][ T9649]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  431.540104][ T9649]  gfs2_get_tree+0x54/0x220
[  431.544623][ T9649]  vfs_get_tree+0x90/0x2b0
[  431.549047][ T9649]  do_new_mount+0x2be/0xb40
[  431.553557][ T9649]  ? __pfx_do_new_mount+0x10/0x10
[  431.558642][ T9649]  __se_sys_mount+0x2d6/0x3c0
[  431.563342][ T9649]  ? __pfx___se_sys_mount+0x10/0x10
[  431.568537][ T9649]  ? do_syscall_64+0x100/0x230
[  431.573364][ T9649]  ? __x64_sys_mount+0x20/0xc0
[  431.578129][ T9649]  do_syscall_64+0xf3/0x230
[  431.582655][ T9649]  ? clear_bhb_loop+0x35/0x90
[  431.587331][ T9649]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  431.593251][ T9649] RIP: 0033:0x7f9f3577b69a
[  431.597668][ T9649] 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
[  431.617361][ T9649] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  431.625792][ T9649] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  431.634064][ T9649] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  431.642263][ T9649] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  431.650601][ T9649] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  431.658762][ T9649] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  431.666952][ T9649]  </TASK>
[  431.672484][ T9653] CPU: 1 UID: 0 PID: 9653 Comm: syz.2.548 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  431.683348][ T9653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  431.693538][ T9653] Call Trace:
[  431.697109][ T9653]  <TASK>
[  431.700067][ T9653]  dump_stack_lvl+0x241/0x360
[  431.704972][ T9653]  ? __pfx_dump_stack_lvl+0x10/0x10
[  431.710331][ T9653]  ? __pfx__printk+0x10/0x10
[  431.714979][ T9653]  ? __kmalloc_cache_noprof+0x243/0x390
[  431.720739][ T9653]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  431.726070][ T9653]  sysfs_create_dir_ns+0x2ce/0x3a0
[  431.731216][ T9653]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  431.737339][ T9653]  kobject_add_internal+0x435/0x8d0
[  431.742762][ T9653]  kobject_init_and_add+0x124/0x190
[  431.748024][ T9653]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  431.753249][ T9649] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  431.753844][ T9653]  ? __pfx_kobject_init_and_add+0x10/0x10
[  431.773755][ T9653]  ? __init_swait_queue_head+0xae/0x150
[  431.779361][ T9653]  gfs2_sys_fs_add+0x23b/0x4a0
[  431.784165][ T9653]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  431.789584][ T9653]  ? __pfx_alloc_workqueue+0x10/0x10
[  431.793820][ T9649] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  431.794924][ T9653]  ? read_word_at_a_time+0xe/0x20
[  431.806725][ T9653]  ? sized_strscpy+0x9a/0x2b0
[  431.811537][ T9653]  gfs2_fill_super+0x11ee/0x24d0
[  431.816917][ T9653]  ? __pfx_gfs2_fill_super+0x10/0x10
[  431.822428][ T9653]  ? snprintf+0xda/0x120
[  431.826818][ T9653]  ? __pfx_lock_release+0x10/0x10
[  431.831885][ T9653]  ? do_raw_spin_lock+0x14f/0x370
[  431.837053][ T9653]  ? __pfx_snprintf+0x10/0x10
[  431.841870][ T9653]  ? sb_set_blocksize+0x98/0xf0
[  431.846848][ T9653]  ? setup_bdev_super+0x4e6/0x5d0
[  431.851995][ T9653]  get_tree_bdev_flags+0x48c/0x5c0
[  431.857262][ T9653]  ? __pfx_gfs2_fill_super+0x10/0x10
[  431.862673][ T9653]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  431.868427][ T9653]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  431.874085][ T9653]  gfs2_get_tree+0x54/0x220
[  431.878714][ T9653]  vfs_get_tree+0x90/0x2b0
[  431.883155][ T9653]  do_new_mount+0x2be/0xb40
[  431.887669][ T9653]  ? __pfx_do_new_mount+0x10/0x10
[  431.892716][ T9653]  __se_sys_mount+0x2d6/0x3c0
[  431.897412][ T9653]  ? __pfx___se_sys_mount+0x10/0x10
[  431.903147][ T9653]  ? do_syscall_64+0x100/0x230
[  431.907931][ T9653]  ? __x64_sys_mount+0x20/0xc0
[  431.912696][ T9653]  do_syscall_64+0xf3/0x230
[  431.917575][ T9653]  ? clear_bhb_loop+0x35/0x90
[  431.922368][ T9653]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  431.928424][ T9653] RIP: 0033:0x7fbe3d77b69a
[  431.932854][ T9653] 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
[  431.952744][ T9653] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  431.961260][ T9653] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  431.969349][ T9653] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  431.977502][ T9653] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  431.985745][ T9653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  431.993978][ T9653] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  432.002316][ T9653]  </TASK>
[  432.008450][ T9653] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  432.022948][ T9653] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  432.044494][ T9661] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  432.059657][ T9661] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  432.301618][ T9655] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  432.329447][ T5914] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  432.370184][ T5914] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  432.578244][ T5914] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 208ms
[  432.603503][ T5914] gfs2: fsid=syz:syz.0: jid=0: Done
[  432.619371][ T9655] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  432.679189][ T9676] loop1: detected capacity change from 0 to 32768
[  432.723652][ T9676] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  432.731383][ T9676] CPU: 0 UID: 0 PID: 9676 Comm: syz.1.553 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  432.742148][ T9676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  432.752690][ T9676] Call Trace:
[  432.755999][ T9676]  <TASK>
[  432.758954][ T9676]  dump_stack_lvl+0x241/0x360
[  432.763673][ T9676]  ? __pfx_dump_stack_lvl+0x10/0x10
[  432.768925][ T9676]  ? __pfx__printk+0x10/0x10
[  432.773562][ T9676]  ? __kmalloc_cache_noprof+0x243/0x390
[  432.779160][ T9676]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  432.784508][ T9676]  sysfs_create_dir_ns+0x2ce/0x3a0
[  432.789861][ T9676]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  432.795636][ T9676]  kobject_add_internal+0x435/0x8d0
[  432.800889][ T9676]  kobject_init_and_add+0x124/0x190
[  432.806234][ T9676]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  432.812086][ T9676]  ? __pfx_kobject_init_and_add+0x10/0x10
[  432.817958][ T9676]  ? __init_swait_queue_head+0xae/0x150
[  432.823597][ T9676]  gfs2_sys_fs_add+0x23b/0x4a0
[  432.828495][ T9676]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  432.833922][ T9676]  ? __pfx_alloc_workqueue+0x10/0x10
[  432.839349][ T9676]  ? read_word_at_a_time+0xe/0x20
[  432.844767][ T9676]  ? sized_strscpy+0x9a/0x2b0
[  432.849884][ T9676]  gfs2_fill_super+0x11ee/0x24d0
[  432.854979][ T9676]  ? __pfx_gfs2_fill_super+0x10/0x10
[  432.860323][ T9676]  ? snprintf+0xda/0x120
[  432.864613][ T9676]  ? __pfx_lock_release+0x10/0x10
[  432.869671][ T9676]  ? do_raw_spin_lock+0x14f/0x370
[  432.874764][ T9676]  ? __pfx_snprintf+0x10/0x10
[  432.879538][ T9676]  ? sb_set_blocksize+0x98/0xf0
[  432.884552][ T9676]  ? setup_bdev_super+0x4e6/0x5d0
[  432.889633][ T9676]  get_tree_bdev_flags+0x48c/0x5c0
[  432.894884][ T9676]  ? __pfx_gfs2_fill_super+0x10/0x10
[  432.900210][ T9676]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  432.905889][ T9676]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  432.911749][ T9676]  gfs2_get_tree+0x54/0x220
[  432.916303][ T9676]  vfs_get_tree+0x90/0x2b0
[  432.920859][ T9676]  do_new_mount+0x2be/0xb40
[  432.925522][ T9676]  ? __pfx_do_new_mount+0x10/0x10
[  432.930648][ T9676]  __se_sys_mount+0x2d6/0x3c0
[  432.935460][ T9676]  ? __pfx___se_sys_mount+0x10/0x10
[  432.940793][ T9676]  ? do_syscall_64+0x100/0x230
[  432.945602][ T9676]  ? __x64_sys_mount+0x20/0xc0
[  432.950408][ T9676]  do_syscall_64+0xf3/0x230
[  432.954965][ T9676]  ? clear_bhb_loop+0x35/0x90
[  432.959755][ T9676]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  432.965687][ T9676] RIP: 0033:0x7f389e37b69a
[  432.970237][ T9676] 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
[  432.989884][ T9676] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  432.998778][ T9676] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  433.006873][ T9676] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  433.015061][ T9676] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  433.023332][ T9676] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  433.031343][ T9676] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  433.039391][ T9676]  </TASK>
[  433.085927][ T9676] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  433.163279][ T9676] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  433.457026][ T9673] loop0: detected capacity change from 0 to 32768
[  433.492722][ T9671] loop4: detected capacity change from 0 to 32768
[  433.585712][ T9673] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  433.617395][ T9673] CPU: 1 UID: 0 PID: 9673 Comm: syz.0.551 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  433.628422][ T9673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  433.639036][ T9673] Call Trace:
[  433.642443][ T9673]  <TASK>
[  433.645493][ T9673]  dump_stack_lvl+0x241/0x360
[  433.650563][ T9673]  ? __pfx_dump_stack_lvl+0x10/0x10
[  433.655803][ T9673]  ? __pfx__printk+0x10/0x10
[  433.660706][ T9673]  ? __kmalloc_cache_noprof+0x243/0x390
[  433.666459][ T9673]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  433.671868][ T9673]  sysfs_create_dir_ns+0x2ce/0x3a0
[  433.677024][ T9673]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  433.682503][ T9677] loop2: detected capacity change from 0 to 32768
[  433.682682][ T9673]  kobject_add_internal+0x435/0x8d0
[  433.694416][ T9673]  kobject_init_and_add+0x124/0x190
[  433.699850][ T9673]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  433.705873][ T9673]  ? __pfx_kobject_init_and_add+0x10/0x10
[  433.711732][ T9673]  ? __init_swait_queue_head+0xae/0x150
[  433.717778][ T9673]  gfs2_sys_fs_add+0x23b/0x4a0
[  433.722849][ T9673]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  433.728276][ T9673]  ? __pfx_alloc_workqueue+0x10/0x10
[  433.733765][ T9673]  ? read_word_at_a_time+0xe/0x20
[  433.738968][ T9673]  ? sized_strscpy+0x9a/0x2b0
[  433.743648][ T9673]  gfs2_fill_super+0x11ee/0x24d0
[  433.748690][ T9673]  ? __pfx_gfs2_fill_super+0x10/0x10
[  433.753995][ T9673]  ? snprintf+0xda/0x120
[  433.758331][ T9673]  ? __pfx_lock_release+0x10/0x10
[  433.763444][ T9673]  ? do_raw_spin_lock+0x14f/0x370
[  433.768910][ T9673]  ? __pfx_snprintf+0x10/0x10
[  433.773684][ T9673]  ? sb_set_blocksize+0x98/0xf0
[  433.778656][ T9673]  ? setup_bdev_super+0x4e6/0x5d0
[  433.784016][ T9673]  get_tree_bdev_flags+0x48c/0x5c0
[  433.789157][ T9673]  ? __pfx_gfs2_fill_super+0x10/0x10
[  433.794538][ T9673]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  433.800193][ T9673]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  433.805841][ T9673]  gfs2_get_tree+0x54/0x220
[  433.810359][ T9673]  vfs_get_tree+0x90/0x2b0
[  433.814808][ T9673]  do_new_mount+0x2be/0xb40
[  433.819345][ T9673]  ? __pfx_do_new_mount+0x10/0x10
[  433.824393][ T9673]  __se_sys_mount+0x2d6/0x3c0
[  433.829090][ T9673]  ? __pfx___se_sys_mount+0x10/0x10
[  433.834294][ T9673]  ? do_syscall_64+0x100/0x230
[  433.839068][ T9673]  ? __x64_sys_mount+0x20/0xc0
[  433.843839][ T9673]  do_syscall_64+0xf3/0x230
[  433.848524][ T9673]  ? clear_bhb_loop+0x35/0x90
[  433.853378][ T9673]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  433.859283][ T9673] RIP: 0033:0x7f9f3577b69a
[  433.863715][ T9673] 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
[  433.883394][ T9673] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  433.891829][ T9673] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  433.900335][ T9673] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  433.908338][ T9673] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  433.916422][ T9673] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  433.924578][ T9673] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  433.932588][ T9673]  </TASK>
[  433.937469][ T9673] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  433.976036][ T9673] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  433.979373][ T9677] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  433.993412][ T9677] CPU: 1 UID: 0 PID: 9677 Comm: syz.2.552 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  434.004329][ T9677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  434.014513][ T9677] Call Trace:
[  434.017811][ T9677]  <TASK>
[  434.020944][ T9677]  dump_stack_lvl+0x241/0x360
[  434.025749][ T9677]  ? __pfx_dump_stack_lvl+0x10/0x10
[  434.031343][ T9677]  ? __pfx__printk+0x10/0x10
[  434.036059][ T9677]  ? __kmalloc_cache_noprof+0x243/0x390
[  434.041665][ T9677]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  434.047006][ T9677]  sysfs_create_dir_ns+0x2ce/0x3a0
[  434.052183][ T9677]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  434.057872][ T9677]  kobject_add_internal+0x435/0x8d0
[  434.063296][ T9677]  kobject_init_and_add+0x124/0x190
[  434.068545][ T9677]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  434.074470][ T9677]  ? __pfx_kobject_init_and_add+0x10/0x10
[  434.080226][ T9677]  ? __init_swait_queue_head+0xae/0x150
[  434.086084][ T9677]  gfs2_sys_fs_add+0x23b/0x4a0
[  434.091353][ T9677]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  434.094145][ T9671] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  434.096696][ T9677]  ? __pfx_alloc_workqueue+0x10/0x10
[  434.109559][ T9677]  ? read_word_at_a_time+0xe/0x20
[  434.114786][ T9677]  ? sized_strscpy+0x9a/0x2b0
[  434.119508][ T9677]  gfs2_fill_super+0x11ee/0x24d0
[  434.124487][ T9677]  ? __pfx_gfs2_fill_super+0x10/0x10
[  434.129796][ T9677]  ? snprintf+0xda/0x120
[  434.134059][ T9677]  ? __pfx_lock_release+0x10/0x10
[  434.139369][ T9677]  ? do_raw_spin_lock+0x14f/0x370
[  434.144432][ T9677]  ? __pfx_snprintf+0x10/0x10
[  434.149153][ T9677]  ? sb_set_blocksize+0x98/0xf0
[  434.154129][ T9677]  ? setup_bdev_super+0x4e6/0x5d0
[  434.159241][ T9677]  get_tree_bdev_flags+0x48c/0x5c0
[  434.164571][ T9677]  ? __pfx_gfs2_fill_super+0x10/0x10
[  434.169907][ T9677]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  434.175591][ T9677]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  434.181284][ T9677]  gfs2_get_tree+0x54/0x220
[  434.186012][ T9677]  vfs_get_tree+0x90/0x2b0
[  434.190628][ T9677]  do_new_mount+0x2be/0xb40
[  434.195255][ T9677]  ? __pfx_do_new_mount+0x10/0x10
[  434.200321][ T9677]  __se_sys_mount+0x2d6/0x3c0
[  434.205138][ T9677]  ? __pfx___se_sys_mount+0x10/0x10
[  434.210381][ T9677]  ? do_syscall_64+0x100/0x230
[  434.215192][ T9677]  ? __x64_sys_mount+0x20/0xc0
[  434.220080][ T9677]  do_syscall_64+0xf3/0x230
[  434.224630][ T9677]  ? clear_bhb_loop+0x35/0x90
[  434.229363][ T9677]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  434.235289][ T9677] RIP: 0033:0x7fbe3d77b69a
[  434.239737][ T9677] 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
[  434.259904][ T9677] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  434.268369][ T9677] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  434.276472][ T9677] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  434.284596][ T9677] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  434.292698][ T9677] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  434.300974][ T9677] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  434.309174][ T9677]  </TASK>
[  434.312208][ T9671] CPU: 0 UID: 0 PID: 9671 Comm: syz.4.550 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  434.315322][ T9677] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  434.322807][ T9671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  434.337541][ T9677] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  434.347370][ T9671] Call Trace:
[  434.347386][ T9671]  <TASK>
[  434.347397][ T9671]  dump_stack_lvl+0x241/0x360
[  434.347429][ T9671]  ? __pfx_dump_stack_lvl+0x10/0x10
[  434.370869][ T9671]  ? __pfx__printk+0x10/0x10
[  434.375482][ T9671]  ? __kmalloc_cache_noprof+0x243/0x390
[  434.381058][ T9671]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  434.386381][ T9671]  sysfs_create_dir_ns+0x2ce/0x3a0
[  434.391510][ T9671]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  434.397265][ T9671]  kobject_add_internal+0x435/0x8d0
[  434.402501][ T9671]  kobject_init_and_add+0x124/0x190
[  434.407714][ T9671]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  434.413619][ T9671]  ? __pfx_kobject_init_and_add+0x10/0x10
[  434.419697][ T9671]  ? __init_swait_queue_head+0xae/0x150
[  434.425449][ T9671]  gfs2_sys_fs_add+0x23b/0x4a0
[  434.430478][ T9671]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  434.436385][ T9671]  ? __pfx_alloc_workqueue+0x10/0x10
[  434.441681][ T9671]  ? read_word_at_a_time+0xe/0x20
[  434.446881][ T9671]  ? sized_strscpy+0x9a/0x2b0
[  434.451565][ T9671]  gfs2_fill_super+0x11ee/0x24d0
[  434.456522][ T9671]  ? __pfx_gfs2_fill_super+0x10/0x10
[  434.461892][ T9671]  ? snprintf+0xda/0x120
[  434.466195][ T9671]  ? __pfx_lock_release+0x10/0x10
[  434.471223][ T9671]  ? do_raw_spin_lock+0x14f/0x370
[  434.476273][ T9671]  ? __pfx_snprintf+0x10/0x10
[  434.481055][ T9671]  ? sb_set_blocksize+0x98/0xf0
[  434.485936][ T9671]  ? setup_bdev_super+0x4e6/0x5d0
[  434.490965][ T9671]  get_tree_bdev_flags+0x48c/0x5c0
[  434.496340][ T9671]  ? __pfx_gfs2_fill_super+0x10/0x10
[  434.502048][ T9671]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  434.507731][ T9671]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  434.513496][ T9671]  gfs2_get_tree+0x54/0x220
[  434.518032][ T9671]  vfs_get_tree+0x90/0x2b0
[  434.522494][ T9671]  do_new_mount+0x2be/0xb40
[  434.527026][ T9671]  ? __pfx_do_new_mount+0x10/0x10
[  434.532150][ T9671]  __se_sys_mount+0x2d6/0x3c0
[  434.536836][ T9671]  ? __pfx___se_sys_mount+0x10/0x10
[  434.542130][ T9671]  ? do_syscall_64+0x100/0x230
[  434.546907][ T9671]  ? __x64_sys_mount+0x20/0xc0
[  434.551765][ T9671]  do_syscall_64+0xf3/0x230
[  434.556277][ T9671]  ? clear_bhb_loop+0x35/0x90
[  434.561020][ T9671]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  434.566922][ T9671] RIP: 0033:0x7f213537b69a
[  434.571426][ T9671] 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
[  434.591390][ T9671] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  434.599811][ T9671] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  434.608053][ T9671] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  434.616050][ T9671] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  434.624062][ T9671] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  434.632366][ T9671] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  434.640542][ T9671]  </TASK>
[  434.644650][ T9671] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  434.663822][ T9671] gfs2: fsid=syz:syz: error -17 adding sysfs files
2024/12/25 18:43:30 executed programs: 551
[  435.174541][ T9691] loop3: detected capacity change from 0 to 32768
[  435.221169][ T9691] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  435.231960][ T9691] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  435.350838][ T9691] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  435.383065][    T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  435.423374][    T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  435.539880][ T9685] loop1: detected capacity change from 0 to 32768
[  435.561244][    T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 137ms
[  435.572647][    T9] gfs2: fsid=syz:syz.0: jid=0: Done
[  435.583654][ T9691] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  435.592738][ T9685] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  435.606099][ T9685] CPU: 0 UID: 0 PID: 9685 Comm: syz.1.554 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  435.617033][ T9685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  435.627220][ T9685] Call Trace:
[  435.630536][ T9685]  <TASK>
[  435.633577][ T9685]  dump_stack_lvl+0x241/0x360
[  435.638382][ T9685]  ? __pfx_dump_stack_lvl+0x10/0x10
[  435.643713][ T9685]  ? __pfx__printk+0x10/0x10
[  435.648341][ T9685]  ? __kmalloc_cache_noprof+0x243/0x390
[  435.654091][ T9685]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  435.659421][ T9685]  sysfs_create_dir_ns+0x2ce/0x3a0
[  435.664663][ T9685]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  435.670441][ T9685]  kobject_add_internal+0x435/0x8d0
[  435.675731][ T9685]  kobject_init_and_add+0x124/0x190
[  435.680981][ T9685]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  435.686976][ T9685]  ? __pfx_kobject_init_and_add+0x10/0x10
[  435.692852][ T9685]  ? __init_swait_queue_head+0xae/0x150
[  435.698632][ T9685]  gfs2_sys_fs_add+0x23b/0x4a0
[  435.703445][ T9685]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  435.708797][ T9685]  ? __pfx_alloc_workqueue+0x10/0x10
[  435.714394][ T9685]  ? read_word_at_a_time+0xe/0x20
[  435.719464][ T9685]  ? sized_strscpy+0x9a/0x2b0
[  435.724174][ T9685]  gfs2_fill_super+0x11ee/0x24d0
[  435.729210][ T9685]  ? __pfx_gfs2_fill_super+0x10/0x10
[  435.735502][ T9685]  ? snprintf+0xda/0x120
[  435.740051][ T9685]  ? __pfx_lock_release+0x10/0x10
[  435.745197][ T9685]  ? do_raw_spin_lock+0x14f/0x370
[  435.750443][ T9685]  ? __pfx_snprintf+0x10/0x10
[  435.755171][ T9685]  ? sb_set_blocksize+0x98/0xf0
[  435.760259][ T9685]  ? setup_bdev_super+0x4e6/0x5d0
[  435.765424][ T9685]  get_tree_bdev_flags+0x48c/0x5c0
[  435.770855][ T9685]  ? __pfx_gfs2_fill_super+0x10/0x10
[  435.776179][ T9685]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  435.781854][ T9685]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  435.787662][ T9685]  gfs2_get_tree+0x54/0x220
[  435.792292][ T9685]  vfs_get_tree+0x90/0x2b0
[  435.796836][ T9685]  do_new_mount+0x2be/0xb40
[  435.801375][ T9685]  ? __pfx_do_new_mount+0x10/0x10
[  435.806447][ T9685]  __se_sys_mount+0x2d6/0x3c0
[  435.811167][ T9685]  ? __pfx___se_sys_mount+0x10/0x10
[  435.816578][ T9685]  ? do_syscall_64+0x100/0x230
[  435.821466][ T9685]  ? __x64_sys_mount+0x20/0xc0
[  435.826308][ T9685]  do_syscall_64+0xf3/0x230
[  435.830943][ T9685]  ? clear_bhb_loop+0x35/0x90
[  435.835854][ T9685]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  435.842065][ T9685] RIP: 0033:0x7f389e37b69a
[  435.846597][ T9685] 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
[  435.866758][ T9685] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  435.875384][ T9685] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  435.883478][ T9685] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  435.891580][ T9685] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  435.899685][ T9685] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  435.908139][ T9685] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  435.916358][ T9685]  </TASK>
[  435.932740][ T9685] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  435.953386][ T9685] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  436.028452][ T9693] loop0: detected capacity change from 0 to 32768
[  436.093452][ T9693] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  436.100987][ T9693] CPU: 1 UID: 0 PID: 9693 Comm: syz.0.556 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  436.111632][ T9693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  436.121907][ T9693] Call Trace:
[  436.125316][ T9693]  <TASK>
[  436.128283][ T9693]  dump_stack_lvl+0x241/0x360
[  436.133011][ T9693]  ? __pfx_dump_stack_lvl+0x10/0x10
[  436.138388][ T9693]  ? __pfx__printk+0x10/0x10
[  436.143134][ T9693]  ? __kmalloc_cache_noprof+0x243/0x390
[  436.148724][ T9693]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  436.154503][ T9693]  sysfs_create_dir_ns+0x2ce/0x3a0
[  436.159662][ T9693]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  436.165450][ T9693]  kobject_add_internal+0x435/0x8d0
[  436.170726][ T9693]  kobject_init_and_add+0x124/0x190
[  436.175993][ T9693]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  436.181935][ T9693]  ? __pfx_kobject_init_and_add+0x10/0x10
[  436.187813][ T9693]  ? __init_swait_queue_head+0xae/0x150
[  436.193525][ T9693]  gfs2_sys_fs_add+0x23b/0x4a0
[  436.198415][ T9693]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  436.203916][ T9693]  ? __pfx_alloc_workqueue+0x10/0x10
[  436.209308][ T9693]  ? read_word_at_a_time+0xe/0x20
[  436.214358][ T9693]  ? sized_strscpy+0x9a/0x2b0
[  436.219246][ T9693]  gfs2_fill_super+0x11ee/0x24d0
[  436.224329][ T9693]  ? __pfx_gfs2_fill_super+0x10/0x10
[  436.229650][ T9693]  ? snprintf+0xda/0x120
[  436.233930][ T9693]  ? __pfx_lock_release+0x10/0x10
[  436.239155][ T9693]  ? do_raw_spin_lock+0x14f/0x370
[  436.244233][ T9693]  ? __pfx_snprintf+0x10/0x10
[  436.249041][ T9693]  ? sb_set_blocksize+0x98/0xf0
[  436.254024][ T9693]  ? setup_bdev_super+0x4e6/0x5d0
[  436.259266][ T9693]  get_tree_bdev_flags+0x48c/0x5c0
[  436.264506][ T9693]  ? __pfx_gfs2_fill_super+0x10/0x10
[  436.270013][ T9693]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  436.274975][ T9699] loop4: detected capacity change from 0 to 32768
[  436.275756][ T9693]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  436.287902][ T9693]  gfs2_get_tree+0x54/0x220
[  436.292525][ T9693]  vfs_get_tree+0x90/0x2b0
[  436.296954][ T9693]  do_new_mount+0x2be/0xb40
[  436.301475][ T9693]  ? __pfx_do_new_mount+0x10/0x10
[  436.306521][ T9693]  __se_sys_mount+0x2d6/0x3c0
[  436.311328][ T9693]  ? __pfx___se_sys_mount+0x10/0x10
[  436.316634][ T9693]  ? do_syscall_64+0x100/0x230
[  436.321623][ T9693]  ? __x64_sys_mount+0x20/0xc0
[  436.326974][ T9693]  do_syscall_64+0xf3/0x230
[  436.331509][ T9693]  ? clear_bhb_loop+0x35/0x90
[  436.336308][ T9693]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  436.342316][ T9693] RIP: 0033:0x7f9f3577b69a
[  436.346757][ T9693] 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
[  436.366821][ T9693] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  436.375424][ T9693] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  436.383492][ T9693] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  436.391547][ T9693] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  436.399607][ T9693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  436.407692][ T9693] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  436.415697][ T9693]  </TASK>
[  436.550545][ T9693] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  436.565061][ T9693] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  436.662808][ T9697] loop2: detected capacity change from 0 to 32768
[  436.679840][ T9699] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  436.687630][ T9699] CPU: 0 UID: 0 PID: 9699 Comm: syz.4.558 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  436.689639][ T9697] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  436.698508][ T9699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  436.698525][ T9699] Call Trace:
[  436.698533][ T9699]  <TASK>
[  436.698542][ T9699]  dump_stack_lvl+0x241/0x360
[  436.698573][ T9699]  ? __pfx_dump_stack_lvl+0x10/0x10
[  436.698595][ T9699]  ? __pfx__printk+0x10/0x10
[  436.698619][ T9699]  ? __kmalloc_cache_noprof+0x243/0x390
[  436.698637][ T9699]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  436.698662][ T9699]  sysfs_create_dir_ns+0x2ce/0x3a0
[  436.753502][ T9699]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  436.759255][ T9699]  kobject_add_internal+0x435/0x8d0
[  436.764557][ T9699]  kobject_init_and_add+0x124/0x190
[  436.769776][ T9699]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  436.775594][ T9699]  ? __pfx_kobject_init_and_add+0x10/0x10
[  436.781418][ T9699]  ? __init_swait_queue_head+0xae/0x150
[  436.786976][ T9699]  gfs2_sys_fs_add+0x23b/0x4a0
[  436.791782][ T9699]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  436.797113][ T9699]  ? __pfx_alloc_workqueue+0x10/0x10
[  436.802521][ T9699]  ? read_word_at_a_time+0xe/0x20
[  436.807748][ T9699]  ? sized_strscpy+0x9a/0x2b0
[  436.812534][ T9699]  gfs2_fill_super+0x11ee/0x24d0
[  436.817504][ T9699]  ? __pfx_gfs2_fill_super+0x10/0x10
[  436.823034][ T9699]  ? snprintf+0xda/0x120
[  436.827909][ T9699]  ? __pfx_lock_release+0x10/0x10
[  436.833332][ T9699]  ? do_raw_spin_lock+0x14f/0x370
[  436.838805][ T9699]  ? __pfx_snprintf+0x10/0x10
[  436.843517][ T9699]  ? sb_set_blocksize+0x98/0xf0
[  436.848631][ T9699]  ? setup_bdev_super+0x4e6/0x5d0
[  436.853662][ T9699]  get_tree_bdev_flags+0x48c/0x5c0
[  436.858968][ T9699]  ? __pfx_gfs2_fill_super+0x10/0x10
[  436.864528][ T9699]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  436.870176][ T9699]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  436.875829][ T9699]  gfs2_get_tree+0x54/0x220
[  436.880441][ T9699]  vfs_get_tree+0x90/0x2b0
[  436.885010][ T9699]  do_new_mount+0x2be/0xb40
[  436.889624][ T9699]  ? __pfx_do_new_mount+0x10/0x10
[  436.894760][ T9699]  __se_sys_mount+0x2d6/0x3c0
[  436.899439][ T9699]  ? __pfx___se_sys_mount+0x10/0x10
[  436.904643][ T9699]  ? do_syscall_64+0x100/0x230
[  436.909532][ T9699]  ? __x64_sys_mount+0x20/0xc0
[  436.914386][ T9699]  do_syscall_64+0xf3/0x230
[  436.919016][ T9699]  ? clear_bhb_loop+0x35/0x90
[  436.923710][ T9699]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  436.929799][ T9699] RIP: 0033:0x7f213537b69a
[  436.934257][ T9699] 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
[  436.954049][ T9699] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  436.962833][ T9699] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  436.970938][ T9699] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  436.979121][ T9699] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  436.987384][ T9699] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  436.995446][ T9699] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  437.003785][ T9699]  </TASK>
[  437.008611][ T9699] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  437.023449][ T9699] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  437.035621][ T9697] CPU: 1 UID: 0 PID: 9697 Comm: syz.2.557 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  437.046540][ T9697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  437.057334][ T9697] Call Trace:
[  437.061076][ T9697]  <TASK>
[  437.064131][ T9697]  dump_stack_lvl+0x241/0x360
[  437.068861][ T9697]  ? __pfx_dump_stack_lvl+0x10/0x10
[  437.074122][ T9697]  ? __pfx__printk+0x10/0x10
[  437.079012][ T9697]  ? __kmalloc_cache_noprof+0x243/0x390
[  437.084716][ T9697]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  437.090051][ T9697]  sysfs_create_dir_ns+0x2ce/0x3a0
[  437.095217][ T9697]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  437.100905][ T9697]  kobject_add_internal+0x435/0x8d0
[  437.106263][ T9697]  kobject_init_and_add+0x124/0x190
[  437.111681][ T9697]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  437.117621][ T9697]  ? __pfx_kobject_init_and_add+0x10/0x10
[  437.123396][ T9697]  ? __init_swait_queue_head+0xae/0x150
[  437.129078][ T9697]  gfs2_sys_fs_add+0x23b/0x4a0
[  437.133895][ T9697]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  437.139306][ T9697]  ? __pfx_alloc_workqueue+0x10/0x10
[  437.144718][ T9697]  ? read_word_at_a_time+0xe/0x20
[  437.149960][ T9697]  ? sized_strscpy+0x9a/0x2b0
[  437.154680][ T9697]  gfs2_fill_super+0x11ee/0x24d0
[  437.159693][ T9697]  ? __pfx_gfs2_fill_super+0x10/0x10
[  437.165363][ T9697]  ? snprintf+0xda/0x120
[  437.169726][ T9697]  ? __pfx_lock_release+0x10/0x10
[  437.174972][ T9697]  ? do_raw_spin_lock+0x14f/0x370
[  437.180121][ T9697]  ? __pfx_snprintf+0x10/0x10
[  437.184848][ T9697]  ? sb_set_blocksize+0x98/0xf0
[  437.189932][ T9697]  ? setup_bdev_super+0x4e6/0x5d0
[  437.195026][ T9697]  get_tree_bdev_flags+0x48c/0x5c0
[  437.200195][ T9697]  ? __pfx_gfs2_fill_super+0x10/0x10
[  437.205708][ T9697]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  437.211472][ T9697]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  437.217239][ T9697]  gfs2_get_tree+0x54/0x220
[  437.221792][ T9697]  vfs_get_tree+0x90/0x2b0
[  437.226273][ T9697]  do_new_mount+0x2be/0xb40
[  437.231176][ T9697]  ? __pfx_do_new_mount+0x10/0x10
[  437.236265][ T9697]  __se_sys_mount+0x2d6/0x3c0
[  437.241178][ T9697]  ? __pfx___se_sys_mount+0x10/0x10
[  437.246628][ T9697]  ? do_syscall_64+0x100/0x230
[  437.251449][ T9697]  ? __x64_sys_mount+0x20/0xc0
[  437.256390][ T9697]  do_syscall_64+0xf3/0x230
[  437.260948][ T9697]  ? clear_bhb_loop+0x35/0x90
[  437.265756][ T9697]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  437.271791][ T9697] RIP: 0033:0x7fbe3d77b69a
[  437.276248][ T9697] 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
[  437.296065][ T9697] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  437.304612][ T9697] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  437.312624][ T9697] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  437.320723][ T9697] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  437.328900][ T9697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  437.337432][ T9697] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  437.345543][ T9697]  </TASK>
[  437.397110][ T9697] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  437.417669][ T9697] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  437.786477][ T9711] loop1: detected capacity change from 0 to 32768
[  437.864603][ T9711] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  437.873224][ T9711] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  437.930113][ T9711] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  437.984547][ T5914] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  437.991457][ T5914] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  438.340494][ T9715] loop4: detected capacity change from 0 to 32768
[  438.371936][ T9715] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  438.379592][ T9715] CPU: 1 UID: 0 PID: 9715 Comm: syz.4.562 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  438.390407][ T9715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  438.400595][ T9715] Call Trace:
[  438.403913][ T9715]  <TASK>
[  438.406908][ T9715]  dump_stack_lvl+0x241/0x360
[  438.411724][ T9715]  ? __pfx_dump_stack_lvl+0x10/0x10
[  438.417076][ T9715]  ? __pfx__printk+0x10/0x10
[  438.421755][ T9715]  ? __kmalloc_cache_noprof+0x243/0x390
[  438.427344][ T9715]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  438.432775][ T9715]  sysfs_create_dir_ns+0x2ce/0x3a0
[  438.438027][ T9715]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  438.443729][ T9715]  kobject_add_internal+0x435/0x8d0
[  438.449076][ T9715]  kobject_init_and_add+0x124/0x190
[  438.454359][ T9715]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  438.460221][ T9715]  ? __pfx_kobject_init_and_add+0x10/0x10
[  438.466084][ T9715]  ? __init_swait_queue_head+0xae/0x150
[  438.471872][ T9715]  gfs2_sys_fs_add+0x23b/0x4a0
[  438.476678][ T9715]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  438.482111][ T9715]  ? __pfx_alloc_workqueue+0x10/0x10
[  438.487435][ T9715]  ? read_word_at_a_time+0xe/0x20
[  438.492480][ T9715]  ? sized_strscpy+0x9a/0x2b0
[  438.497376][ T9715]  gfs2_fill_super+0x11ee/0x24d0
[  438.502518][ T9715]  ? __pfx_gfs2_fill_super+0x10/0x10
[  438.507911][ T9715]  ? snprintf+0xda/0x120
[  438.512353][ T9715]  ? __pfx_lock_release+0x10/0x10
[  438.517382][ T9715]  ? do_raw_spin_lock+0x14f/0x370
[  438.522593][ T9715]  ? __pfx_snprintf+0x10/0x10
[  438.527457][ T9715]  ? sb_set_blocksize+0x98/0xf0
[  438.532576][ T9715]  ? setup_bdev_super+0x4e6/0x5d0
[  438.537607][ T9715]  get_tree_bdev_flags+0x48c/0x5c0
[  438.542734][ T9715]  ? __pfx_gfs2_fill_super+0x10/0x10
[  438.548024][ T9715]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  438.553674][ T9715]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  438.559313][ T9715]  gfs2_get_tree+0x54/0x220
[  438.563830][ T9715]  vfs_get_tree+0x90/0x2b0
[  438.568249][ T9715]  do_new_mount+0x2be/0xb40
[  438.572893][ T9715]  ? __pfx_do_new_mount+0x10/0x10
[  438.577948][ T9715]  __se_sys_mount+0x2d6/0x3c0
[  438.582628][ T9715]  ? __pfx___se_sys_mount+0x10/0x10
[  438.587836][ T9715]  ? do_syscall_64+0x100/0x230
[  438.592675][ T9715]  ? __x64_sys_mount+0x20/0xc0
[  438.597526][ T9715]  do_syscall_64+0xf3/0x230
[  438.602040][ T9715]  ? clear_bhb_loop+0x35/0x90
[  438.606728][ T9715]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  438.612717][ T9715] RIP: 0033:0x7f213537b69a
[  438.617145][ T9715] 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
[  438.636849][ T9715] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  438.645369][ T9715] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  438.653433][ T9715] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  438.661594][ T9715] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  438.669743][ T9715] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  438.677717][ T9715] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  438.685792][ T9715]  </TASK>
[  438.691136][ T5914] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 699ms
[  438.699522][ T5914] gfs2: fsid=syz:syz.0: jid=0: Done
[  438.705168][ T9715] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  438.705194][ T9715] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  438.728096][ T9711] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  439.036946][ T9718] loop3: detected capacity change from 0 to 32768
[  439.115632][ T9718] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  439.123377][ T9718] CPU: 1 UID: 0 PID: 9718 Comm: syz.3.560 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  439.134098][ T9718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  439.144276][ T9718] Call Trace:
[  439.147585][ T9718]  <TASK>
[  439.150656][ T9718]  dump_stack_lvl+0x241/0x360
[  439.155378][ T9718]  ? __pfx_dump_stack_lvl+0x10/0x10
[  439.160618][ T9718]  ? __pfx__printk+0x10/0x10
[  439.165248][ T9718]  ? __kmalloc_cache_noprof+0x243/0x390
[  439.170933][ T9718]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  439.176264][ T9718]  sysfs_create_dir_ns+0x2ce/0x3a0
[  439.181420][ T9718]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  439.187199][ T9718]  kobject_add_internal+0x435/0x8d0
[  439.192433][ T9718]  kobject_init_and_add+0x124/0x190
[  439.197763][ T9718]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  439.203640][ T9718]  ? __pfx_kobject_init_and_add+0x10/0x10
[  439.209513][ T9718]  ? __init_swait_queue_head+0xae/0x150
[  439.215208][ T9718]  gfs2_sys_fs_add+0x23b/0x4a0
[  439.220106][ T9718]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  439.225872][ T9718]  ? __pfx_alloc_workqueue+0x10/0x10
[  439.231204][ T9718]  ? read_word_at_a_time+0xe/0x20
[  439.236278][ T9718]  ? sized_strscpy+0x9a/0x2b0
[  439.241079][ T9718]  gfs2_fill_super+0x11ee/0x24d0
[  439.246226][ T9718]  ? __pfx_gfs2_fill_super+0x10/0x10
[  439.251518][ T9718]  ? snprintf+0xda/0x120
[  439.255822][ T9718]  ? __pfx_lock_release+0x10/0x10
[  439.260870][ T9718]  ? do_raw_spin_lock+0x14f/0x370
[  439.265985][ T9718]  ? __pfx_snprintf+0x10/0x10
[  439.270677][ T9718]  ? sb_set_blocksize+0x98/0xf0
[  439.275527][ T9718]  ? setup_bdev_super+0x4e6/0x5d0
[  439.280726][ T9718]  get_tree_bdev_flags+0x48c/0x5c0
[  439.285944][ T9718]  ? __pfx_gfs2_fill_super+0x10/0x10
[  439.291331][ T9718]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  439.296967][ T9718]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  439.302607][ T9718]  gfs2_get_tree+0x54/0x220
[  439.307208][ T9718]  vfs_get_tree+0x90/0x2b0
[  439.311724][ T9718]  do_new_mount+0x2be/0xb40
[  439.316241][ T9718]  ? __pfx_do_new_mount+0x10/0x10
[  439.321373][ T9718]  __se_sys_mount+0x2d6/0x3c0
[  439.326071][ T9718]  ? __pfx___se_sys_mount+0x10/0x10
[  439.331280][ T9718]  ? do_syscall_64+0x100/0x230
[  439.336070][ T9718]  ? __x64_sys_mount+0x20/0xc0
[  439.340926][ T9718]  do_syscall_64+0xf3/0x230
[  439.345439][ T9718]  ? clear_bhb_loop+0x35/0x90
[  439.350476][ T9718]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  439.356466][ T9718] RIP: 0033:0x7fdebc77b69a
[  439.360967][ T9718] 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
[  439.381125][ T9718] RSP: 002b:00007fdebd481e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  439.390094][ T9718] RAX: ffffffffffffffda RBX: 00007fdebd481ef0 RCX: 00007fdebc77b69a
[  439.398352][ T9718] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fdebd481eb0
[  439.406425][ T9718] RBP: 00000000200124c0 R08: 00007fdebd481ef0 R09: 0000000000000000
[  439.414402][ T9718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  439.422389][ T9718] R13: 00007fdebd481eb0 R14: 00000000000124e5 R15: 0000000020000240
[  439.430469][ T9718]  </TASK>
[  439.434647][ T9718] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  439.449736][ T9718] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  439.538088][ T9714] loop0: detected capacity change from 0 to 32768
[  439.644468][ T9721] loop2: detected capacity change from 0 to 32768
[  439.663812][ T9714] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  439.671254][ T9714] CPU: 0 UID: 0 PID: 9714 Comm: syz.0.561 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  439.681980][ T9714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  439.692163][ T9714] Call Trace:
[  439.695466][ T9714]  <TASK>
[  439.698431][ T9714]  dump_stack_lvl+0x241/0x360
[  439.703152][ T9714]  ? __pfx_dump_stack_lvl+0x10/0x10
[  439.708382][ T9714]  ? __pfx__printk+0x10/0x10
[  439.713105][ T9714]  ? __kmalloc_cache_noprof+0x243/0x390
[  439.718688][ T9714]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  439.724102][ T9714]  sysfs_create_dir_ns+0x2ce/0x3a0
[  439.729350][ T9714]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  439.735205][ T9714]  kobject_add_internal+0x435/0x8d0
[  439.740705][ T9714]  kobject_init_and_add+0x124/0x190
[  439.745942][ T9714]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  439.751785][ T9714]  ? __pfx_kobject_init_and_add+0x10/0x10
[  439.757734][ T9714]  ? __init_swait_queue_head+0xae/0x150
[  439.763332][ T9714]  gfs2_sys_fs_add+0x23b/0x4a0
[  439.768139][ T9714]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  439.773473][ T9714]  ? __pfx_alloc_workqueue+0x10/0x10
[  439.778780][ T9714]  ? read_word_at_a_time+0xe/0x20
[  439.784256][ T9714]  ? sized_strscpy+0x9a/0x2b0
[  439.788959][ T9714]  gfs2_fill_super+0x11ee/0x24d0
[  439.793946][ T9714]  ? __pfx_gfs2_fill_super+0x10/0x10
[  439.799255][ T9714]  ? snprintf+0xda/0x120
[  439.803527][ T9714]  ? __pfx_lock_release+0x10/0x10
[  439.808686][ T9714]  ? do_raw_spin_lock+0x14f/0x370
[  439.813750][ T9714]  ? __pfx_snprintf+0x10/0x10
[  439.818456][ T9714]  ? sb_set_blocksize+0x98/0xf0
[  439.823336][ T9714]  ? setup_bdev_super+0x4e6/0x5d0
[  439.828402][ T9714]  get_tree_bdev_flags+0x48c/0x5c0
[  439.833780][ T9714]  ? __pfx_gfs2_fill_super+0x10/0x10
[  439.839278][ T9714]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  439.845129][ T9714]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  439.850778][ T9714]  gfs2_get_tree+0x54/0x220
[  439.855297][ T9714]  vfs_get_tree+0x90/0x2b0
[  439.860352][ T9714]  do_new_mount+0x2be/0xb40
[  439.864888][ T9714]  ? __pfx_do_new_mount+0x10/0x10
[  439.870025][ T9714]  __se_sys_mount+0x2d6/0x3c0
[  439.874718][ T9714]  ? __pfx___se_sys_mount+0x10/0x10
[  439.879914][ T9714]  ? do_syscall_64+0x100/0x230
[  439.884689][ T9714]  ? __x64_sys_mount+0x20/0xc0
[  439.889456][ T9714]  do_syscall_64+0xf3/0x230
[  439.893972][ T9714]  ? clear_bhb_loop+0x35/0x90
[  439.898683][ T9714]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  439.904690][ T9714] RIP: 0033:0x7f9f3577b69a
[  439.909118][ T9714] 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
[  439.928924][ T9714] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  439.937450][ T9714] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  439.945691][ T9714] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  439.953758][ T9714] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  439.961755][ T9714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  439.969765][ T9714] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  439.977898][ T9714]  </TASK>
[  440.081211][ T9714] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  440.124234][ T9714] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  440.131552][ T9721] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  440.178763][ T9721] CPU: 0 UID: 0 PID: 9721 Comm: syz.2.563 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  440.189598][ T9721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  440.199950][ T9721] Call Trace:
[  440.203341][ T9721]  <TASK>
[  440.206381][ T9721]  dump_stack_lvl+0x241/0x360
[  440.211183][ T9721]  ? __pfx_dump_stack_lvl+0x10/0x10
[  440.216413][ T9721]  ? __pfx__printk+0x10/0x10
[  440.221017][ T9721]  ? __kmalloc_cache_noprof+0x243/0x390
[  440.226563][ T9721]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  440.231869][ T9721]  sysfs_create_dir_ns+0x2ce/0x3a0
[  440.237017][ T9721]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  440.242784][ T9721]  kobject_add_internal+0x435/0x8d0
[  440.248121][ T9721]  kobject_init_and_add+0x124/0x190
[  440.253337][ T9721]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  440.259148][ T9721]  ? __pfx_kobject_init_and_add+0x10/0x10
[  440.264919][ T9721]  ? __init_swait_queue_head+0xae/0x150
[  440.270490][ T9721]  gfs2_sys_fs_add+0x23b/0x4a0
[  440.275513][ T9721]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  440.280802][ T9721]  ? __pfx_alloc_workqueue+0x10/0x10
[  440.286483][ T9721]  ? read_word_at_a_time+0xe/0x20
[  440.291556][ T9721]  ? sized_strscpy+0x9a/0x2b0
[  440.296337][ T9721]  gfs2_fill_super+0x11ee/0x24d0
[  440.301298][ T9721]  ? __pfx_gfs2_fill_super+0x10/0x10
[  440.306598][ T9721]  ? snprintf+0xda/0x120
[  440.310847][ T9721]  ? __pfx_lock_release+0x10/0x10
[  440.315871][ T9721]  ? do_raw_spin_lock+0x14f/0x370
[  440.320903][ T9721]  ? __pfx_snprintf+0x10/0x10
[  440.325604][ T9721]  ? sb_set_blocksize+0x98/0xf0
[  440.330453][ T9721]  ? setup_bdev_super+0x4e6/0x5d0
[  440.335676][ T9721]  get_tree_bdev_flags+0x48c/0x5c0
[  440.340968][ T9721]  ? __pfx_gfs2_fill_super+0x10/0x10
[  440.346444][ T9721]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  440.352095][ T9721]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  440.357747][ T9721]  gfs2_get_tree+0x54/0x220
[  440.362266][ T9721]  vfs_get_tree+0x90/0x2b0
[  440.366784][ T9721]  do_new_mount+0x2be/0xb40
[  440.371397][ T9721]  ? __pfx_do_new_mount+0x10/0x10
[  440.376430][ T9721]  __se_sys_mount+0x2d6/0x3c0
[  440.381113][ T9721]  ? __pfx___se_sys_mount+0x10/0x10
[  440.386410][ T9721]  ? do_syscall_64+0x100/0x230
[  440.391265][ T9721]  ? __x64_sys_mount+0x20/0xc0
[  440.396120][ T9721]  do_syscall_64+0xf3/0x230
[  440.400747][ T9721]  ? clear_bhb_loop+0x35/0x90
[  440.405426][ T9721]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.411632][ T9721] RIP: 0033:0x7fbe3d77b69a
[  440.416111][ T9721] 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
[  440.436114][ T9721] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  440.444651][ T9721] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  440.452820][ T9721] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  440.460813][ T9721] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  440.468798][ T9721] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  440.476870][ T9721] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  440.484867][ T9721]  </TASK>
[  440.513370][ T9721] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  440.553803][ T1296] ieee802154 phy0 wpan0: encryption failed: -22
[  440.560333][ T1296] ieee802154 phy1 wpan1: encryption failed: -22
[  440.575605][ T9729] loop4: detected capacity change from 0 to 32768
[  440.588266][ T9721] gfs2: fsid=syz:syz: error -17 adding sysfs files
2024/12/25 18:43:36 executed programs: 562
[  441.002403][ T9738] loop1: detected capacity change from 0 to 32768
[  441.019080][ T9729] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  441.039338][ T9738] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  441.063384][ T9738] CPU: 0 UID: 0 PID: 9738 Comm: syz.1.565 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  441.069194][ T9729] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  441.074010][ T9738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  441.074027][ T9738] Call Trace:
[  441.074035][ T9738]  <TASK>
[  441.074044][ T9738]  dump_stack_lvl+0x241/0x360
[  441.074075][ T9738]  ? __pfx_dump_stack_lvl+0x10/0x10
[  441.074098][ T9738]  ? __pfx__printk+0x10/0x10
[  441.074122][ T9738]  ? __kmalloc_cache_noprof+0x243/0x390
[  441.074139][ T9738]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  441.074167][ T9738]  sysfs_create_dir_ns+0x2ce/0x3a0
[  441.074192][ T9738]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  441.074221][ T9738]  kobject_add_internal+0x435/0x8d0
[  441.139195][ T9738]  kobject_init_and_add+0x124/0x190
[  441.144685][ T9738]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  441.150661][ T9738]  ? __pfx_kobject_init_and_add+0x10/0x10
[  441.156393][ T9738]  ? __init_swait_queue_head+0xae/0x150
[  441.161957][ T9738]  gfs2_sys_fs_add+0x23b/0x4a0
[  441.166741][ T9738]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  441.172040][ T9738]  ? __pfx_alloc_workqueue+0x10/0x10
[  441.177331][ T9738]  ? read_word_at_a_time+0xe/0x20
[  441.182451][ T9738]  ? sized_strscpy+0x9a/0x2b0
[  441.187228][ T9738]  gfs2_fill_super+0x11ee/0x24d0
[  441.192193][ T9738]  ? __pfx_gfs2_fill_super+0x10/0x10
[  441.197481][ T9738]  ? snprintf+0xda/0x120
[  441.201911][ T9738]  ? __pfx_lock_release+0x10/0x10
[  441.206938][ T9738]  ? do_raw_spin_lock+0x14f/0x370
[  441.211976][ T9738]  ? __pfx_snprintf+0x10/0x10
[  441.216683][ T9738]  ? sb_set_blocksize+0x98/0xf0
[  441.221534][ T9738]  ? setup_bdev_super+0x4e6/0x5d0
[  441.227002][ T9738]  get_tree_bdev_flags+0x48c/0x5c0
[  441.232205][ T9738]  ? __pfx_gfs2_fill_super+0x10/0x10
[  441.237491][ T9738]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  441.243131][ T9738]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  441.248860][ T9738]  gfs2_get_tree+0x54/0x220
[  441.253373][ T9738]  vfs_get_tree+0x90/0x2b0
[  441.257800][ T9738]  do_new_mount+0x2be/0xb40
[  441.262323][ T9738]  ? __pfx_do_new_mount+0x10/0x10
[  441.267456][ T9738]  __se_sys_mount+0x2d6/0x3c0
[  441.272232][ T9738]  ? __pfx___se_sys_mount+0x10/0x10
[  441.277525][ T9738]  ? do_syscall_64+0x100/0x230
[  441.282297][ T9738]  ? __x64_sys_mount+0x20/0xc0
[  441.287075][ T9738]  do_syscall_64+0xf3/0x230
[  441.291758][ T9738]  ? clear_bhb_loop+0x35/0x90
[  441.296437][ T9738]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.302342][ T9738] RIP: 0033:0x7f389e37b69a
[  441.306849][ T9738] 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
[  441.326643][ T9738] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  441.335152][ T9738] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  441.343211][ T9738] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  441.351366][ T9738] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  441.359780][ T9738] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  441.367940][ T9738] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  441.375947][ T9738]  </TASK>
[  441.400451][ T9729] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  441.429256][ T5914] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  441.460116][ T5914] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  441.496543][ T9734] loop3: detected capacity change from 0 to 32768
[  441.580386][ T9738] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  441.583476][ T9734] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  441.595315][ T9738] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  441.616620][ T5914] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 156ms
[  441.628030][ T5914] gfs2: fsid=syz:syz.0: jid=0: Done
[  441.633787][ T9729] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  441.644621][ T9734] CPU: 0 UID: 0 PID: 9734 Comm: syz.3.566 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  441.655276][ T9734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  441.665455][ T9734] Call Trace:
[  441.668751][ T9734]  <TASK>
[  441.671712][ T9734]  dump_stack_lvl+0x241/0x360
[  441.676535][ T9734]  ? __pfx_dump_stack_lvl+0x10/0x10
[  441.681801][ T9734]  ? __pfx__printk+0x10/0x10
[  441.686479][ T9734]  ? __kmalloc_cache_noprof+0x243/0x390
[  441.692029][ T9734]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  441.697322][ T9734]  sysfs_create_dir_ns+0x2ce/0x3a0
[  441.702500][ T9734]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  441.708146][ T9734]  kobject_add_internal+0x435/0x8d0
[  441.713621][ T9734]  kobject_init_and_add+0x124/0x190
[  441.718863][ T9734]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  441.724869][ T9734]  ? __pfx_kobject_init_and_add+0x10/0x10
[  441.730786][ T9734]  ? __init_swait_queue_head+0xae/0x150
[  441.736436][ T9734]  gfs2_sys_fs_add+0x23b/0x4a0
[  441.741228][ T9734]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  441.746707][ T9734]  ? __pfx_alloc_workqueue+0x10/0x10
[  441.752093][ T9734]  ? read_word_at_a_time+0xe/0x20
[  441.757116][ T9734]  ? sized_strscpy+0x9a/0x2b0
[  441.761794][ T9734]  gfs2_fill_super+0x11ee/0x24d0
[  441.766870][ T9734]  ? __pfx_gfs2_fill_super+0x10/0x10
[  441.772188][ T9734]  ? snprintf+0xda/0x120
[  441.776483][ T9734]  ? __pfx_lock_release+0x10/0x10
[  441.781536][ T9734]  ? do_raw_spin_lock+0x14f/0x370
[  441.786608][ T9734]  ? __pfx_snprintf+0x10/0x10
[  441.791320][ T9734]  ? sb_set_blocksize+0x98/0xf0
[  441.796209][ T9734]  ? setup_bdev_super+0x4e6/0x5d0
[  441.801260][ T9734]  get_tree_bdev_flags+0x48c/0x5c0
[  441.806417][ T9734]  ? __pfx_gfs2_fill_super+0x10/0x10
[  441.811831][ T9734]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  441.817685][ T9734]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  441.823333][ T9734]  gfs2_get_tree+0x54/0x220
[  441.827846][ T9734]  vfs_get_tree+0x90/0x2b0
[  441.832379][ T9734]  do_new_mount+0x2be/0xb40
[  441.836929][ T9734]  ? __pfx_do_new_mount+0x10/0x10
[  441.842011][ T9734]  __se_sys_mount+0x2d6/0x3c0
[  441.846714][ T9734]  ? __pfx___se_sys_mount+0x10/0x10
[  441.852004][ T9734]  ? do_syscall_64+0x100/0x230
[  441.856800][ T9734]  ? __x64_sys_mount+0x20/0xc0
[  441.861651][ T9734]  do_syscall_64+0xf3/0x230
[  441.866166][ T9734]  ? clear_bhb_loop+0x35/0x90
[  441.870869][ T9734]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.876793][ T9734] RIP: 0033:0x7fdebc77b69a
[  441.881216][ T9734] 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
[  441.900935][ T9734] RSP: 002b:00007fdebd481e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  441.909557][ T9734] RAX: ffffffffffffffda RBX: 00007fdebd481ef0 RCX: 00007fdebc77b69a
[  441.917651][ T9734] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fdebd481eb0
[  441.925954][ T9734] RBP: 00000000200124c0 R08: 00007fdebd481ef0 R09: 0000000000000000
[  441.933925][ T9734] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  441.942017][ T9734] R13: 00007fdebd481eb0 R14: 00000000000124e5 R15: 0000000020000240
[  441.950024][ T9734]  </TASK>
[  441.954199][ T9734] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  441.968894][ T9734] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  442.557566][ T9743] loop0: detected capacity change from 0 to 32768
[  442.575016][ T9743] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  442.582592][ T9743] CPU: 0 UID: 0 PID: 9743 Comm: syz.0.568 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  442.593218][ T9743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  442.603393][ T9743] Call Trace:
[  442.606714][ T9743]  <TASK>
[  442.609715][ T9743]  dump_stack_lvl+0x241/0x360
[  442.614443][ T9743]  ? __pfx_dump_stack_lvl+0x10/0x10
[  442.619699][ T9743]  ? __pfx__printk+0x10/0x10
[  442.624346][ T9743]  ? __kmalloc_cache_noprof+0x243/0x390
[  442.629931][ T9743]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  442.635347][ T9743]  sysfs_create_dir_ns+0x2ce/0x3a0
[  442.640501][ T9743]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  442.646194][ T9743]  kobject_add_internal+0x435/0x8d0
[  442.651446][ T9743]  kobject_init_and_add+0x124/0x190
[  442.656789][ T9743]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  442.662642][ T9743]  ? __pfx_kobject_init_and_add+0x10/0x10
[  442.668414][ T9743]  ? __init_swait_queue_head+0xae/0x150
[  442.674006][ T9743]  gfs2_sys_fs_add+0x23b/0x4a0
[  442.678814][ T9743]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  442.684148][ T9743]  ? __pfx_alloc_workqueue+0x10/0x10
[  442.689483][ T9743]  ? read_word_at_a_time+0xe/0x20
[  442.694607][ T9743]  ? sized_strscpy+0x9a/0x2b0
[  442.699417][ T9743]  gfs2_fill_super+0x11ee/0x24d0
[  442.704717][ T9743]  ? __pfx_gfs2_fill_super+0x10/0x10
[  442.710140][ T9743]  ? snprintf+0xda/0x120
[  442.714510][ T9743]  ? __pfx_lock_release+0x10/0x10
[  442.719581][ T9743]  ? do_raw_spin_lock+0x14f/0x370
[  442.724735][ T9743]  ? __pfx_snprintf+0x10/0x10
[  442.729464][ T9743]  ? sb_set_blocksize+0x98/0xf0
[  442.734525][ T9743]  ? setup_bdev_super+0x4e6/0x5d0
[  442.739857][ T9743]  get_tree_bdev_flags+0x48c/0x5c0
[  442.745010][ T9743]  ? __pfx_gfs2_fill_super+0x10/0x10
[  442.750318][ T9743]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  442.755959][ T9743]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  442.761692][ T9743]  gfs2_get_tree+0x54/0x220
[  442.766201][ T9743]  vfs_get_tree+0x90/0x2b0
[  442.770747][ T9743]  do_new_mount+0x2be/0xb40
[  442.775262][ T9743]  ? __pfx_do_new_mount+0x10/0x10
[  442.780299][ T9743]  __se_sys_mount+0x2d6/0x3c0
[  442.784978][ T9743]  ? __pfx___se_sys_mount+0x10/0x10
[  442.790262][ T9743]  ? do_syscall_64+0x100/0x230
[  442.795062][ T9743]  ? __x64_sys_mount+0x20/0xc0
[  442.799833][ T9743]  do_syscall_64+0xf3/0x230
[  442.804349][ T9743]  ? clear_bhb_loop+0x35/0x90
[  442.809115][ T9743]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  442.815097][ T9743] RIP: 0033:0x7f9f3577b69a
[  442.819523][ T9743] 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
[  442.839221][ T9743] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  442.847728][ T9743] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  442.855799][ T9743] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  442.863805][ T9743] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  442.872038][ T9743] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  442.880114][ T9743] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  442.888129][ T9743]  </TASK>
[  442.892739][ T9743] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  442.907515][ T9743] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  443.408714][ T9749] loop2: detected capacity change from 0 to 32768
[  443.517077][ T9749] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  443.527436][ T9749] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  443.614256][ T9749] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  443.640535][   T46] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  443.647584][   T46] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  443.868144][ T9751] loop3: detected capacity change from 0 to 32768
[  443.885532][   T46] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 237ms
[  443.901378][   T46] gfs2: fsid=syz:syz.0: jid=0: Done
[  443.940617][ T9749] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  443.973372][ T9751] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  444.052393][ T9751] CPU: 1 UID: 0 PID: 9751 Comm: syz.3.569 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  444.063146][ T9751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  444.073230][ T9751] Call Trace:
[  444.076544][ T9751]  <TASK>
[  444.079519][ T9751]  dump_stack_lvl+0x241/0x360
[  444.084247][ T9751]  ? __pfx_dump_stack_lvl+0x10/0x10
[  444.089499][ T9751]  ? __pfx__printk+0x10/0x10
[  444.093927][ T9753] loop1: detected capacity change from 0 to 32768
[  444.094109][ T9751]  ? __kmalloc_cache_noprof+0x243/0x390
[  444.106098][ T9751]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  444.111609][ T9751]  sysfs_create_dir_ns+0x2ce/0x3a0
[  444.116943][ T9751]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  444.122637][ T9751]  kobject_add_internal+0x435/0x8d0
[  444.127894][ T9751]  kobject_init_and_add+0x124/0x190
[  444.133311][ T9751]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  444.139155][ T9751]  ? __pfx_kobject_init_and_add+0x10/0x10
[  444.145018][ T9751]  ? __init_swait_queue_head+0xae/0x150
[  444.150792][ T9751]  gfs2_sys_fs_add+0x23b/0x4a0
[  444.155681][ T9751]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  444.160997][ T9751]  ? __pfx_alloc_workqueue+0x10/0x10
[  444.166417][ T9751]  ? read_word_at_a_time+0xe/0x20
[  444.171554][ T9751]  ? sized_strscpy+0x9a/0x2b0
[  444.176277][ T9751]  gfs2_fill_super+0x11ee/0x24d0
[  444.181335][ T9751]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.186747][ T9751]  ? snprintf+0xda/0x120
[  444.191023][ T9751]  ? __pfx_lock_release+0x10/0x10
[  444.196073][ T9751]  ? do_raw_spin_lock+0x14f/0x370
[  444.201139][ T9751]  ? __pfx_snprintf+0x10/0x10
[  444.205859][ T9751]  ? sb_set_blocksize+0x98/0xf0
[  444.210841][ T9751]  ? setup_bdev_super+0x4e6/0x5d0
[  444.215043][ T9757] loop4: detected capacity change from 0 to 32768
[  444.215880][ T9751]  get_tree_bdev_flags+0x48c/0x5c0
[  444.227589][ T9751]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.232918][ T9751]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  444.238590][ T9751]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  444.244347][ T9751]  gfs2_get_tree+0x54/0x220
[  444.248896][ T9751]  vfs_get_tree+0x90/0x2b0
[  444.253429][ T9751]  do_new_mount+0x2be/0xb40
[  444.258062][ T9751]  ? __pfx_do_new_mount+0x10/0x10
[  444.263304][ T9751]  __se_sys_mount+0x2d6/0x3c0
[  444.268012][ T9751]  ? __pfx___se_sys_mount+0x10/0x10
[  444.273330][ T9751]  ? do_syscall_64+0x100/0x230
[  444.278137][ T9751]  ? __x64_sys_mount+0x20/0xc0
[  444.282989][ T9751]  do_syscall_64+0xf3/0x230
[  444.287557][ T9751]  ? clear_bhb_loop+0x35/0x90
[  444.292284][ T9751]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  444.298229][ T9751] RIP: 0033:0x7fdebc77b69a
[  444.302732][ T9751] 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
[  444.322559][ T9751] RSP: 002b:00007fdebd481e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  444.331714][ T9751] RAX: ffffffffffffffda RBX: 00007fdebd481ef0 RCX: 00007fdebc77b69a
[  444.339926][ T9751] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fdebd481eb0
[  444.348200][ T9751] RBP: 00000000200124c0 R08: 00007fdebd481ef0 R09: 0000000000000000
[  444.356216][ T9751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  444.357910][ T9759] loop0: detected capacity change from 0 to 32768
[  444.364369][ T9751] R13: 00007fdebd481eb0 R14: 00000000000124e5 R15: 0000000020000240
[  444.364401][ T9751]  </TASK>
[  444.386364][ T9751] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  444.400619][ T9751] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  444.401575][ T9757] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  444.416828][ T9757] CPU: 0 UID: 0 PID: 9757 Comm: syz.4.571 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  444.427565][ T9757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  444.437654][ T9757] Call Trace:
[  444.440964][ T9757]  <TASK>
[  444.443923][ T9757]  dump_stack_lvl+0x241/0x360
[  444.448647][ T9757]  ? __pfx_dump_stack_lvl+0x10/0x10
[  444.454073][ T9757]  ? __pfx__printk+0x10/0x10
[  444.458801][ T9757]  ? __kmalloc_cache_noprof+0x243/0x390
[  444.464501][ T9757]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  444.469840][ T9757]  sysfs_create_dir_ns+0x2ce/0x3a0
[  444.474998][ T9757]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  444.480683][ T9757]  kobject_add_internal+0x435/0x8d0
[  444.485941][ T9757]  kobject_init_and_add+0x124/0x190
[  444.491219][ T9757]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  444.497109][ T9757]  ? __pfx_kobject_init_and_add+0x10/0x10
[  444.503571][ T9757]  ? __init_swait_queue_head+0xae/0x150
[  444.509542][ T9757]  gfs2_sys_fs_add+0x23b/0x4a0
[  444.514331][ T9757]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  444.519807][ T9757]  ? __pfx_alloc_workqueue+0x10/0x10
[  444.525122][ T9757]  ? read_word_at_a_time+0xe/0x20
[  444.530163][ T9757]  ? sized_strscpy+0x9a/0x2b0
[  444.534930][ T9757]  gfs2_fill_super+0x11ee/0x24d0
[  444.539891][ T9757]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.545362][ T9757]  ? snprintf+0xda/0x120
[  444.549610][ T9757]  ? __pfx_lock_release+0x10/0x10
[  444.554657][ T9757]  ? do_raw_spin_lock+0x14f/0x370
[  444.559688][ T9757]  ? __pfx_snprintf+0x10/0x10
[  444.564460][ T9757]  ? sb_set_blocksize+0x98/0xf0
[  444.569317][ T9757]  ? setup_bdev_super+0x4e6/0x5d0
[  444.574357][ T9757]  get_tree_bdev_flags+0x48c/0x5c0
[  444.579737][ T9757]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.585040][ T9757]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  444.590677][ T9757]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  444.596320][ T9757]  gfs2_get_tree+0x54/0x220
[  444.601294][ T9757]  vfs_get_tree+0x90/0x2b0
[  444.605814][ T9757]  do_new_mount+0x2be/0xb40
[  444.610357][ T9757]  ? __pfx_do_new_mount+0x10/0x10
[  444.615658][ T9757]  __se_sys_mount+0x2d6/0x3c0
[  444.620519][ T9757]  ? __pfx___se_sys_mount+0x10/0x10
[  444.625729][ T9757]  ? do_syscall_64+0x100/0x230
[  444.630505][ T9757]  ? __x64_sys_mount+0x20/0xc0
[  444.635364][ T9757]  do_syscall_64+0xf3/0x230
[  444.639878][ T9757]  ? clear_bhb_loop+0x35/0x90
[  444.644651][ T9757]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  444.650829][ T9757] RIP: 0033:0x7f213537b69a
[  444.655436][ T9757] 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
[  444.675135][ T9757] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  444.683581][ T9757] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  444.691763][ T9757] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  444.699862][ T9757] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  444.707864][ T9757] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  444.716451][ T9757] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  444.724634][ T9757]  </TASK>
[  444.728900][ T9757] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  444.744451][ T9757] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  444.757891][ T9759] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  444.769111][ T9759] CPU: 0 UID: 0 PID: 9759 Comm: syz.0.572 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  444.779935][ T9759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  444.790021][ T9759] Call Trace:
[  444.793313][ T9759]  <TASK>
[  444.796342][ T9759]  dump_stack_lvl+0x241/0x360
[  444.801030][ T9759]  ? __pfx_dump_stack_lvl+0x10/0x10
[  444.806233][ T9759]  ? __pfx__printk+0x10/0x10
[  444.810832][ T9759]  ? __kmalloc_cache_noprof+0x243/0x390
[  444.816382][ T9759]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  444.821764][ T9759]  sysfs_create_dir_ns+0x2ce/0x3a0
[  444.826888][ T9759]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  444.832553][ T9759]  kobject_add_internal+0x435/0x8d0
[  444.837934][ T9759]  kobject_init_and_add+0x124/0x190
[  444.843141][ T9759]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  444.848970][ T9759]  ? __pfx_kobject_init_and_add+0x10/0x10
[  444.854710][ T9759]  ? __init_swait_queue_head+0xae/0x150
[  444.860355][ T9759]  gfs2_sys_fs_add+0x23b/0x4a0
[  444.865173][ T9759]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  444.870803][ T9759]  ? __pfx_alloc_workqueue+0x10/0x10
[  444.876134][ T9759]  ? read_word_at_a_time+0xe/0x20
[  444.881171][ T9759]  ? sized_strscpy+0x9a/0x2b0
[  444.885848][ T9759]  gfs2_fill_super+0x11ee/0x24d0
[  444.890810][ T9759]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.896098][ T9759]  ? snprintf+0xda/0x120
[  444.900391][ T9759]  ? __pfx_lock_release+0x10/0x10
[  444.905612][ T9759]  ? do_raw_spin_lock+0x14f/0x370
[  444.910644][ T9759]  ? __pfx_snprintf+0x10/0x10
[  444.915356][ T9759]  ? sb_set_blocksize+0x98/0xf0
[  444.920383][ T9759]  ? setup_bdev_super+0x4e6/0x5d0
[  444.925598][ T9759]  get_tree_bdev_flags+0x48c/0x5c0
[  444.930723][ T9759]  ? __pfx_gfs2_fill_super+0x10/0x10
[  444.936099][ T9759]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  444.941825][ T9759]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  444.947474][ T9759]  gfs2_get_tree+0x54/0x220
[  444.952164][ T9759]  vfs_get_tree+0x90/0x2b0
[  444.956690][ T9759]  do_new_mount+0x2be/0xb40
[  444.961411][ T9759]  ? __pfx_do_new_mount+0x10/0x10
[  444.966473][ T9759]  __se_sys_mount+0x2d6/0x3c0
[  444.971177][ T9759]  ? __pfx___se_sys_mount+0x10/0x10
[  444.976378][ T9759]  ? do_syscall_64+0x100/0x230
[  444.981411][ T9759]  ? __x64_sys_mount+0x20/0xc0
[  444.986347][ T9759]  do_syscall_64+0xf3/0x230
[  444.990975][ T9759]  ? clear_bhb_loop+0x35/0x90
[  444.995695][ T9759]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  445.001878][ T9759] RIP: 0033:0x7f9f3577b69a
[  445.006643][ T9759] 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
[  445.026792][ T9759] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  445.035528][ T9759] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  445.044043][ T9759] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  445.052107][ T9759] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  445.060101][ T9759] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  445.068278][ T9759] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  445.076468][ T9759]  </TASK>
[  445.081557][ T9753] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  445.093896][ T9753] CPU: 0 UID: 0 PID: 9753 Comm: syz.1.570 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  445.104556][ T9753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  445.114911][ T9753] Call Trace:
[  445.118220][ T9753]  <TASK>
[  445.121360][ T9753]  dump_stack_lvl+0x241/0x360
[  445.126171][ T9753]  ? __pfx_dump_stack_lvl+0x10/0x10
[  445.131402][ T9753]  ? __pfx__printk+0x10/0x10
[  445.136042][ T9753]  ? __kmalloc_cache_noprof+0x243/0x390
[  445.141616][ T9753]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  445.147242][ T9753]  sysfs_create_dir_ns+0x2ce/0x3a0
[  445.152571][ T9753]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  445.158407][ T9753]  kobject_add_internal+0x435/0x8d0
[  445.163825][ T9753]  kobject_init_and_add+0x124/0x190
[  445.165544][ T9759] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  445.169230][ T9753]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  445.189633][ T9753]  ? __pfx_kobject_init_and_add+0x10/0x10
[  445.191712][ T9759] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  445.195401][ T9753]  ? __init_swait_queue_head+0xae/0x150
[  445.195440][ T9753]  gfs2_sys_fs_add+0x23b/0x4a0
[  445.195463][ T9753]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  445.195487][ T9753]  ? __pfx_alloc_workqueue+0x10/0x10
[  445.195508][ T9753]  ? read_word_at_a_time+0xe/0x20
[  445.195525][ T9753]  ? sized_strscpy+0x9a/0x2b0
[  445.195548][ T9753]  gfs2_fill_super+0x11ee/0x24d0
[  445.195588][ T9753]  ? __pfx_gfs2_fill_super+0x10/0x10
[  445.243626][ T9753]  ? snprintf+0xda/0x120
[  445.247974][ T9753]  ? __pfx_lock_release+0x10/0x10
[  445.253107][ T9753]  ? do_raw_spin_lock+0x14f/0x370
[  445.258150][ T9753]  ? __pfx_snprintf+0x10/0x10
[  445.262854][ T9753]  ? sb_set_blocksize+0x98/0xf0
[  445.267749][ T9753]  ? setup_bdev_super+0x4e6/0x5d0
[  445.273041][ T9753]  get_tree_bdev_flags+0x48c/0x5c0
[  445.278343][ T9753]  ? __pfx_gfs2_fill_super+0x10/0x10
[  445.283723][ T9753]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  445.289462][ T9753]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  445.295122][ T9753]  gfs2_get_tree+0x54/0x220
[  445.299723][ T9753]  vfs_get_tree+0x90/0x2b0
[  445.304146][ T9753]  do_new_mount+0x2be/0xb40
[  445.308760][ T9753]  ? __pfx_do_new_mount+0x10/0x10
[  445.313800][ T9753]  __se_sys_mount+0x2d6/0x3c0
[  445.318576][ T9753]  ? __pfx___se_sys_mount+0x10/0x10
[  445.323877][ T9753]  ? do_syscall_64+0x100/0x230
[  445.328679][ T9753]  ? __x64_sys_mount+0x20/0xc0
[  445.333655][ T9753]  do_syscall_64+0xf3/0x230
[  445.338177][ T9753]  ? clear_bhb_loop+0x35/0x90
[  445.342857][ T9753]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  445.348791][ T9753] RIP: 0033:0x7f389e37b69a
[  445.353260][ T9753] 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
[  445.373160][ T9753] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  445.381681][ T9753] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  445.389756][ T9753] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  445.397742][ T9753] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  445.406241][ T9753] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  445.414390][ T9753] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  445.422505][ T9753]  </TASK>
[  445.573680][ T9753] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  445.619321][ T9753] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  446.675982][ T9773] loop3: detected capacity change from 0 to 32768
[  446.716533][ T9773] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  446.743410][ T9773] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  446.798964][ T9773] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  446.824621][    T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  446.831515][    T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  446.937455][    T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 105ms
[  446.956122][    T9] gfs2: fsid=syz:syz.0: jid=0: Done
[  446.961430][ T9773] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  447.135608][ T9776] loop0: detected capacity change from 0 to 32768
[  447.193332][ T9776] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  447.201903][ T9776] CPU: 1 UID: 0 PID: 9776 Comm: syz.0.575 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  447.212627][ T9776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  447.222978][ T9776] Call Trace:
[  447.226289][ T9776]  <TASK>
[  447.229246][ T9776]  dump_stack_lvl+0x241/0x360
[  447.233974][ T9776]  ? __pfx_dump_stack_lvl+0x10/0x10
[  447.239212][ T9776]  ? __pfx__printk+0x10/0x10
[  447.243850][ T9776]  ? __kmalloc_cache_noprof+0x243/0x390
[  447.249535][ T9776]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  447.254959][ T9776]  sysfs_create_dir_ns+0x2ce/0x3a0
[  447.260113][ T9776]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  447.265797][ T9776]  kobject_add_internal+0x435/0x8d0
[  447.271221][ T9776]  kobject_init_and_add+0x124/0x190
[  447.276458][ T9776]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  447.282296][ T9776]  ? __pfx_kobject_init_and_add+0x10/0x10
[  447.288080][ T9776]  ? __init_swait_queue_head+0xae/0x150
[  447.293670][ T9776]  gfs2_sys_fs_add+0x23b/0x4a0
[  447.298630][ T9776]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  447.303936][ T9776]  ? __pfx_alloc_workqueue+0x10/0x10
[  447.309235][ T9776]  ? read_word_at_a_time+0xe/0x20
[  447.314267][ T9776]  ? sized_strscpy+0x9a/0x2b0
[  447.318948][ T9776]  gfs2_fill_super+0x11ee/0x24d0
[  447.323907][ T9776]  ? __pfx_gfs2_fill_super+0x10/0x10
[  447.329191][ T9776]  ? snprintf+0xda/0x120
[  447.333440][ T9776]  ? __pfx_lock_release+0x10/0x10
[  447.338634][ T9776]  ? do_raw_spin_lock+0x14f/0x370
[  447.343783][ T9776]  ? __pfx_snprintf+0x10/0x10
[  447.348498][ T9776]  ? sb_set_blocksize+0x98/0xf0
[  447.353388][ T9776]  ? setup_bdev_super+0x4e6/0x5d0
[  447.358444][ T9776]  get_tree_bdev_flags+0x48c/0x5c0
[  447.363573][ T9776]  ? __pfx_gfs2_fill_super+0x10/0x10
[  447.368864][ T9776]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  447.374610][ T9776]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  447.380254][ T9776]  gfs2_get_tree+0x54/0x220
[  447.384870][ T9776]  vfs_get_tree+0x90/0x2b0
[  447.389294][ T9776]  do_new_mount+0x2be/0xb40
[  447.393805][ T9776]  ? __pfx_do_new_mount+0x10/0x10
[  447.398865][ T9776]  __se_sys_mount+0x2d6/0x3c0
[  447.403659][ T9776]  ? __pfx___se_sys_mount+0x10/0x10
[  447.408869][ T9776]  ? do_syscall_64+0x100/0x230
[  447.413645][ T9776]  ? __x64_sys_mount+0x20/0xc0
[  447.418413][ T9776]  do_syscall_64+0xf3/0x230
[  447.422947][ T9776]  ? clear_bhb_loop+0x35/0x90
[  447.427628][ T9776]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  447.433615][ T9776] RIP: 0033:0x7f9f3577b69a
[  447.438030][ T9776] 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
[  447.457665][ T9776] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  447.466091][ T9776] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  447.474165][ T9776] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  447.482142][ T9776] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  447.490121][ T9776] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  447.498119][ T9776] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  447.506454][ T9776]  </TASK>
[  447.593753][ T9776] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  447.604826][ T9779] loop2: detected capacity change from 0 to 32768
[  447.609495][ T9776] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  447.645253][ T9779] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  447.652892][ T9779] CPU: 0 UID: 0 PID: 9779 Comm: syz.2.573 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  447.663697][ T9779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  447.673871][ T9779] Call Trace:
[  447.677173][ T9779]  <TASK>
[  447.680124][ T9779]  dump_stack_lvl+0x241/0x360
[  447.684845][ T9779]  ? __pfx_dump_stack_lvl+0x10/0x10
[  447.690203][ T9779]  ? __pfx__printk+0x10/0x10
[  447.694931][ T9779]  ? __kmalloc_cache_noprof+0x243/0x390
[  447.700595][ T9779]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  447.705901][ T9779]  sysfs_create_dir_ns+0x2ce/0x3a0
[  447.711025][ T9779]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  447.716687][ T9779]  kobject_add_internal+0x435/0x8d0
[  447.721902][ T9779]  kobject_init_and_add+0x124/0x190
[  447.727118][ T9779]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  447.732953][ T9779]  ? __pfx_kobject_init_and_add+0x10/0x10
[  447.738803][ T9779]  ? __init_swait_queue_head+0xae/0x150
[  447.744543][ T9779]  gfs2_sys_fs_add+0x23b/0x4a0
[  447.749488][ T9779]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  447.754779][ T9779]  ? __pfx_alloc_workqueue+0x10/0x10
[  447.760335][ T9779]  ? read_word_at_a_time+0xe/0x20
[  447.765373][ T9779]  ? sized_strscpy+0x9a/0x2b0
[  447.770071][ T9779]  gfs2_fill_super+0x11ee/0x24d0
[  447.775205][ T9779]  ? __pfx_gfs2_fill_super+0x10/0x10
[  447.780602][ T9779]  ? snprintf+0xda/0x120
[  447.785088][ T9779]  ? __pfx_lock_release+0x10/0x10
[  447.790131][ T9779]  ? do_raw_spin_lock+0x14f/0x370
[  447.795276][ T9779]  ? __pfx_snprintf+0x10/0x10
[  447.799974][ T9779]  ? sb_set_blocksize+0x98/0xf0
[  447.805527][ T9779]  ? setup_bdev_super+0x4e6/0x5d0
[  447.810990][ T9779]  get_tree_bdev_flags+0x48c/0x5c0
[  447.816116][ T9779]  ? __pfx_gfs2_fill_super+0x10/0x10
[  447.821418][ T9779]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  447.827272][ T9779]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  447.833156][ T9779]  gfs2_get_tree+0x54/0x220
[  447.837691][ T9779]  vfs_get_tree+0x90/0x2b0
[  447.842295][ T9779]  do_new_mount+0x2be/0xb40
[  447.846813][ T9779]  ? __pfx_do_new_mount+0x10/0x10
[  447.851941][ T9779]  __se_sys_mount+0x2d6/0x3c0
[  447.856624][ T9779]  ? __pfx___se_sys_mount+0x10/0x10
[  447.861914][ T9779]  ? do_syscall_64+0x100/0x230
[  447.866862][ T9779]  ? __x64_sys_mount+0x20/0xc0
[  447.871711][ T9779]  do_syscall_64+0xf3/0x230
[  447.876304][ T9779]  ? clear_bhb_loop+0x35/0x90
[  447.880980][ T9779]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  447.887069][ T9779] RIP: 0033:0x7fbe3d77b69a
[  447.891517][ T9779] 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
[  447.911305][ T9779] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  447.919746][ T9779] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  447.927843][ T9779] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  447.936010][ T9779] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  447.944078][ T9779] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  447.952092][ T9779] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  447.960082][ T9779]  </TASK>
[  447.976079][ T9779] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  447.998863][ T9779] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  448.000465][ T9781] loop1: detected capacity change from 0 to 32768
[  448.066007][ T9781] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  448.099806][ T9781] CPU: 1 UID: 0 PID: 9781 Comm: syz.1.577 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  448.110475][ T9781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  448.120659][ T9781] Call Trace:
[  448.124145][ T9781]  <TASK>
[  448.127106][ T9781]  dump_stack_lvl+0x241/0x360
[  448.131825][ T9781]  ? __pfx_dump_stack_lvl+0x10/0x10
[  448.137060][ T9781]  ? __pfx__printk+0x10/0x10
[  448.141700][ T9781]  ? __kmalloc_cache_noprof+0x243/0x390
[  448.147367][ T9781]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  448.152692][ T9781]  sysfs_create_dir_ns+0x2ce/0x3a0
[  448.157843][ T9781]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  448.163704][ T9781]  kobject_add_internal+0x435/0x8d0
[  448.169113][ T9781]  kobject_init_and_add+0x124/0x190
[  448.174580][ T9781]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  448.180517][ T9781]  ? __pfx_kobject_init_and_add+0x10/0x10
[  448.186414][ T9781]  ? __init_swait_queue_head+0xae/0x150
[  448.192002][ T9781]  gfs2_sys_fs_add+0x23b/0x4a0
[  448.196808][ T9781]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  448.202478][ T9781]  ? __pfx_alloc_workqueue+0x10/0x10
[  448.207893][ T9781]  ? read_word_at_a_time+0xe/0x20
[  448.213064][ T9781]  ? sized_strscpy+0x9a/0x2b0
[  448.217781][ T9781]  gfs2_fill_super+0x11ee/0x24d0
[  448.222788][ T9781]  ? __pfx_gfs2_fill_super+0x10/0x10
[  448.228197][ T9781]  ? snprintf+0xda/0x120
[  448.232471][ T9781]  ? __pfx_lock_release+0x10/0x10
[  448.237616][ T9781]  ? do_raw_spin_lock+0x14f/0x370
[  448.242757][ T9781]  ? __pfx_snprintf+0x10/0x10
[  448.247465][ T9781]  ? sb_set_blocksize+0x98/0xf0
[  448.252433][ T9781]  ? setup_bdev_super+0x4e6/0x5d0
[  448.257486][ T9781]  get_tree_bdev_flags+0x48c/0x5c0
[  448.262708][ T9781]  ? __pfx_gfs2_fill_super+0x10/0x10
[  448.268067][ T9781]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  448.273843][ T9781]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  448.279868][ T9781]  gfs2_get_tree+0x54/0x220
[  448.284409][ T9781]  vfs_get_tree+0x90/0x2b0
[  448.288861][ T9781]  do_new_mount+0x2be/0xb40
[  448.293492][ T9781]  ? __pfx_do_new_mount+0x10/0x10
[  448.298741][ T9781]  __se_sys_mount+0x2d6/0x3c0
[  448.303543][ T9781]  ? __pfx___se_sys_mount+0x10/0x10
[  448.308872][ T9781]  ? do_syscall_64+0x100/0x230
[  448.313685][ T9781]  ? __x64_sys_mount+0x20/0xc0
[  448.318591][ T9781]  do_syscall_64+0xf3/0x230
[  448.323316][ T9781]  ? clear_bhb_loop+0x35/0x90
[  448.328041][ T9781]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.334017][ T9781] RIP: 0033:0x7f389e37b69a
[  448.338644][ T9781] 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
[  448.358462][ T9781] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  448.366923][ T9781] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  448.374933][ T9781] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  448.383020][ T9781] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  448.391036][ T9781] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  448.399210][ T9781] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  448.407315][ T9781]  </TASK>
[  448.454583][ T9793] loop0: detected capacity change from 0 to 32768
2024/12/25 18:43:43 executed programs: 573
[  448.500749][ T9781] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  448.535975][ T9781] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  448.545660][ T9793] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  448.565764][ T9793] CPU: 1 UID: 0 PID: 9793 Comm: syz.0.578 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  448.576610][ T9793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  448.586707][ T9793] Call Trace:
[  448.590162][ T9793]  <TASK>
[  448.593129][ T9793]  dump_stack_lvl+0x241/0x360
[  448.597849][ T9793]  ? __pfx_dump_stack_lvl+0x10/0x10
[  448.602354][ T9777] loop4: detected capacity change from 0 to 32768
[  448.603237][ T9793]  ? __pfx__printk+0x10/0x10
[  448.603269][ T9793]  ? __kmalloc_cache_noprof+0x243/0x390
[  448.603287][ T9793]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  448.603313][ T9793]  sysfs_create_dir_ns+0x2ce/0x3a0
[  448.603339][ T9793]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  448.603371][ T9793]  kobject_add_internal+0x435/0x8d0
[  448.603398][ T9793]  kobject_init_and_add+0x124/0x190
[  448.603425][ T9793]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  448.603451][ T9793]  ? __pfx_kobject_init_and_add+0x10/0x10
[  448.603482][ T9793]  ? __init_swait_queue_head+0xae/0x150
[  448.603511][ T9793]  gfs2_sys_fs_add+0x23b/0x4a0
[  448.669378][ T9793]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  448.674811][ T9793]  ? __pfx_alloc_workqueue+0x10/0x10
[  448.680143][ T9793]  ? read_word_at_a_time+0xe/0x20
[  448.685287][ T9793]  ? sized_strscpy+0x9a/0x2b0
[  448.690150][ T9793]  gfs2_fill_super+0x11ee/0x24d0
[  448.695156][ T9793]  ? __pfx_gfs2_fill_super+0x10/0x10
[  448.700574][ T9793]  ? snprintf+0xda/0x120
[  448.704944][ T9793]  ? __pfx_lock_release+0x10/0x10
[  448.710009][ T9793]  ? do_raw_spin_lock+0x14f/0x370
[  448.715116][ T9793]  ? __pfx_snprintf+0x10/0x10
[  448.719931][ T9793]  ? sb_set_blocksize+0x98/0xf0
[  448.724986][ T9793]  ? setup_bdev_super+0x4e6/0x5d0
[  448.730058][ T9793]  get_tree_bdev_flags+0x48c/0x5c0
[  448.735229][ T9793]  ? __pfx_gfs2_fill_super+0x10/0x10
[  448.740647][ T9793]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  448.746418][ T9793]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  448.752111][ T9793]  gfs2_get_tree+0x54/0x220
[  448.756860][ T9793]  vfs_get_tree+0x90/0x2b0
[  448.761407][ T9793]  do_new_mount+0x2be/0xb40
[  448.766051][ T9793]  ? __pfx_do_new_mount+0x10/0x10
[  448.771149][ T9793]  __se_sys_mount+0x2d6/0x3c0
[  448.775868][ T9793]  ? __pfx___se_sys_mount+0x10/0x10
[  448.781103][ T9793]  ? do_syscall_64+0x100/0x230
[  448.782500][ T9777] workqueue: Failed to create a rescuer kthread for wq "gfs2-glock/syz:syz": -EINTR
[  448.785888][ T9793]  ? __x64_sys_mount+0x20/0xc0
[  448.785917][ T9793]  do_syscall_64+0xf3/0x230
[  448.785941][ T9793]  ? clear_bhb_loop+0x35/0x90
[  448.785962][ T9793]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.785986][ T9793] RIP: 0033:0x7f9f3577b69a
[  448.786004][ T9793] 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
[  448.840034][ T9793] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  448.848584][ T9793] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  448.856682][ T9793] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  448.864689][ T9793] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  448.872783][ T9793] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  448.880788][ T9793] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  448.889032][ T9793]  </TASK>
[  448.933415][ T9793] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  448.991249][ T9793] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  450.172641][ T9800] loop3: detected capacity change from 0 to 32768
[  450.253360][ T9806] loop4: detected capacity change from 0 to 32768
[  450.274410][ T9800] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  450.276393][ T9805] loop1: detected capacity change from 0 to 32768
[  450.323551][ T9806] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  450.324137][ T9805] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  450.331141][ T9806] CPU: 1 UID: 0 PID: 9806 Comm: syz.4.581 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  450.348835][ T9800] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  450.349027][ T9806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  450.366165][ T9806] Call Trace:
[  450.369466][ T9806]  <TASK>
[  450.372420][ T9806]  dump_stack_lvl+0x241/0x360
[  450.377126][ T9806]  ? __pfx_dump_stack_lvl+0x10/0x10
[  450.382439][ T9806]  ? __pfx__printk+0x10/0x10
[  450.387053][ T9806]  ? __kmalloc_cache_noprof+0x243/0x390
[  450.392690][ T9806]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  450.398162][ T9806]  sysfs_create_dir_ns+0x2ce/0x3a0
[  450.403300][ T9806]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  450.408979][ T9806]  kobject_add_internal+0x435/0x8d0
[  450.414194][ T9806]  kobject_init_and_add+0x124/0x190
[  450.419487][ T9806]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  450.425298][ T9806]  ? __pfx_kobject_init_and_add+0x10/0x10
[  450.431218][ T9806]  ? __init_swait_queue_head+0xae/0x150
[  450.436787][ T9806]  gfs2_sys_fs_add+0x23b/0x4a0
[  450.441556][ T9806]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  450.446931][ T9806]  ? __pfx_alloc_workqueue+0x10/0x10
[  450.452306][ T9806]  ? read_word_at_a_time+0xe/0x20
[  450.457452][ T9806]  ? sized_strscpy+0x9a/0x2b0
[  450.462139][ T9806]  gfs2_fill_super+0x11ee/0x24d0
[  450.467182][ T9806]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.472552][ T9806]  ? snprintf+0xda/0x120
[  450.476971][ T9806]  ? __pfx_lock_release+0x10/0x10
[  450.482082][ T9806]  ? do_raw_spin_lock+0x14f/0x370
[  450.487210][ T9806]  ? __pfx_snprintf+0x10/0x10
[  450.491898][ T9806]  ? sb_set_blocksize+0x98/0xf0
[  450.496757][ T9806]  ? setup_bdev_super+0x4e6/0x5d0
[  450.501798][ T9806]  get_tree_bdev_flags+0x48c/0x5c0
[  450.506917][ T9806]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.512205][ T9806]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  450.517843][ T9806]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  450.523729][ T9806]  gfs2_get_tree+0x54/0x220
[  450.528258][ T9806]  vfs_get_tree+0x90/0x2b0
[  450.532768][ T9806]  do_new_mount+0x2be/0xb40
[  450.537281][ T9806]  ? __pfx_do_new_mount+0x10/0x10
[  450.542320][ T9806]  __se_sys_mount+0x2d6/0x3c0
[  450.547010][ T9806]  ? __pfx___se_sys_mount+0x10/0x10
[  450.552296][ T9806]  ? do_syscall_64+0x100/0x230
[  450.557084][ T9806]  ? __x64_sys_mount+0x20/0xc0
[  450.561852][ T9806]  do_syscall_64+0xf3/0x230
[  450.566402][ T9806]  ? clear_bhb_loop+0x35/0x90
[  450.571104][ T9806]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.577452][ T9806] RIP: 0033:0x7f213537b69a
[  450.581961][ T9806] 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
[  450.601875][ T9806] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  450.610561][ T9806] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  450.618538][ T9806] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  450.626569][ T9806] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  450.634629][ T9806] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  450.642688][ T9806] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  450.650932][ T9806]  </TASK>
[  450.670812][ T9805] CPU: 1 UID: 0 PID: 9805 Comm: syz.1.583 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  450.681555][ T9805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  450.691713][ T9805] Call Trace:
[  450.694996][ T9805]  <TASK>
[  450.697923][ T9805]  dump_stack_lvl+0x241/0x360
[  450.702704][ T9805]  ? __pfx_dump_stack_lvl+0x10/0x10
[  450.708084][ T9805]  ? __pfx__printk+0x10/0x10
[  450.712766][ T9805]  ? __kmalloc_cache_noprof+0x243/0x390
[  450.718418][ T9805]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  450.723798][ T9805]  sysfs_create_dir_ns+0x2ce/0x3a0
[  450.729177][ T9805]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  450.734820][ T9805]  kobject_add_internal+0x435/0x8d0
[  450.740024][ T9805]  kobject_init_and_add+0x124/0x190
[  450.745228][ T9805]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  450.751134][ T9805]  ? __pfx_kobject_init_and_add+0x10/0x10
[  450.756903][ T9805]  ? __init_swait_queue_head+0xae/0x150
[  450.762569][ T9805]  gfs2_sys_fs_add+0x23b/0x4a0
[  450.767528][ T9805]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  450.772833][ T9805]  ? __pfx_alloc_workqueue+0x10/0x10
[  450.778157][ T9805]  ? read_word_at_a_time+0xe/0x20
[  450.783208][ T9805]  ? sized_strscpy+0x9a/0x2b0
[  450.787986][ T9805]  gfs2_fill_super+0x11ee/0x24d0
[  450.792958][ T9805]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.798244][ T9805]  ? snprintf+0xda/0x120
[  450.802485][ T9805]  ? __pfx_lock_release+0x10/0x10
[  450.807516][ T9805]  ? do_raw_spin_lock+0x14f/0x370
[  450.812560][ T9805]  ? __pfx_snprintf+0x10/0x10
[  450.817340][ T9805]  ? sb_set_blocksize+0x98/0xf0
[  450.822198][ T9805]  ? setup_bdev_super+0x4e6/0x5d0
[  450.827318][ T9805]  get_tree_bdev_flags+0x48c/0x5c0
[  450.832707][ T9805]  ? __pfx_gfs2_fill_super+0x10/0x10
[  450.838082][ T9805]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  450.843919][ T9805]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  450.850166][ T9805]  gfs2_get_tree+0x54/0x220
[  450.854688][ T9805]  vfs_get_tree+0x90/0x2b0
[  450.859229][ T9805]  do_new_mount+0x2be/0xb40
[  450.863796][ T9805]  ? __pfx_do_new_mount+0x10/0x10
[  450.869299][ T9805]  __se_sys_mount+0x2d6/0x3c0
[  450.874194][ T9805]  ? __pfx___se_sys_mount+0x10/0x10
[  450.879407][ T9805]  ? do_syscall_64+0x100/0x230
[  450.884275][ T9805]  ? __x64_sys_mount+0x20/0xc0
[  450.889225][ T9805]  do_syscall_64+0xf3/0x230
[  450.893736][ T9805]  ? clear_bhb_loop+0x35/0x90
[  450.898419][ T9805]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.904348][ T9805] RIP: 0033:0x7f389e37b69a
[  450.915548][ T9805] 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
[  450.935265][ T9805] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  450.943691][ T9805] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  450.952112][ T9805] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  450.960267][ T9805] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  450.968328][ T9805] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  450.976514][ T9805] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  450.984674][ T9805]  </TASK>
[  450.991698][ T9806] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  451.006044][ T9806] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  451.013394][ T9798] loop2: detected capacity change from 0 to 32768
[  451.020066][ T9805] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  451.034832][ T9805] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  451.035064][ T9800] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  451.105306][ T9802] loop0: detected capacity change from 0 to 32768
[  451.121682][ T9798] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  451.140642][ T9798] CPU: 1 UID: 0 PID: 9798 Comm: syz.2.579 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  451.151301][ T9798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  451.161561][ T9798] Call Trace:
[  451.164878][ T9798]  <TASK>
[  451.167851][ T9798]  dump_stack_lvl+0x241/0x360
[  451.172662][ T9798]  ? __pfx_dump_stack_lvl+0x10/0x10
[  451.177914][ T9798]  ? __pfx__printk+0x10/0x10
[  451.182556][ T9798]  ? __kmalloc_cache_noprof+0x243/0x390
[  451.188227][ T9798]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  451.193827][ T9798]  sysfs_create_dir_ns+0x2ce/0x3a0
[  451.198983][ T9798]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  451.204659][ T9798]  kobject_add_internal+0x435/0x8d0
[  451.209981][ T9798]  kobject_init_and_add+0x124/0x190
[  451.215322][ T9798]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  451.221199][ T9798]  ? __pfx_kobject_init_and_add+0x10/0x10
[  451.226967][ T9798]  ? __init_swait_queue_head+0xae/0x150
[  451.232565][ T9798]  gfs2_sys_fs_add+0x23b/0x4a0
[  451.233631][ T9802] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  451.237516][ T9798]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  451.250822][ T9798]  ? __pfx_alloc_workqueue+0x10/0x10
[  451.256266][ T9798]  ? read_word_at_a_time+0xe/0x20
[  451.261315][ T9798]  ? sized_strscpy+0x9a/0x2b0
[  451.266103][ T9798]  gfs2_fill_super+0x11ee/0x24d0
[  451.271146][ T9798]  ? __pfx_gfs2_fill_super+0x10/0x10
[  451.276456][ T9798]  ? snprintf+0xda/0x120
[  451.280700][ T9798]  ? __pfx_lock_release+0x10/0x10
[  451.285816][ T9798]  ? do_raw_spin_lock+0x14f/0x370
[  451.290946][ T9798]  ? __pfx_snprintf+0x10/0x10
[  451.295635][ T9798]  ? sb_set_blocksize+0x98/0xf0
[  451.300585][ T9798]  ? setup_bdev_super+0x4e6/0x5d0
[  451.305622][ T9798]  get_tree_bdev_flags+0x48c/0x5c0
[  451.311262][ T9798]  ? __pfx_gfs2_fill_super+0x10/0x10
[  451.316637][ T9798]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  451.322286][ T9798]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  451.328113][ T9798]  gfs2_get_tree+0x54/0x220
[  451.332622][ T9798]  vfs_get_tree+0x90/0x2b0
[  451.337131][ T9798]  do_new_mount+0x2be/0xb40
[  451.341641][ T9798]  ? __pfx_do_new_mount+0x10/0x10
[  451.347114][ T9798]  __se_sys_mount+0x2d6/0x3c0
[  451.351795][ T9798]  ? __pfx___se_sys_mount+0x10/0x10
[  451.357008][ T9798]  ? do_syscall_64+0x100/0x230
[  451.361903][ T9798]  ? __x64_sys_mount+0x20/0xc0
[  451.366757][ T9798]  do_syscall_64+0xf3/0x230
[  451.371356][ T9798]  ? clear_bhb_loop+0x35/0x90
[  451.376210][ T9798]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.382629][ T9798] RIP: 0033:0x7fbe3d77b69a
[  451.387156][ T9798] 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
[  451.407152][ T9798] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  451.415670][ T9798] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  451.423644][ T9798] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  451.431626][ T9798] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  451.439598][ T9798] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  451.447656][ T9798] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  451.455732][ T9798]  </TASK>
[  451.464325][ T9802] CPU: 1 UID: 0 PID: 9802 Comm: syz.0.582 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  451.475246][ T9802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  451.478698][    T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  451.485372][ T9802] Call Trace:
[  451.485384][ T9802]  <TASK>
[  451.485393][ T9802]  dump_stack_lvl+0x241/0x360
[  451.485426][ T9802]  ? __pfx_dump_stack_lvl+0x10/0x10
[  451.508532][ T9802]  ? __pfx__printk+0x10/0x10
[  451.511052][    T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  451.513227][ T9802]  ? __kmalloc_cache_noprof+0x243/0x390
[  451.513254][ T9802]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  451.513279][ T9802]  sysfs_create_dir_ns+0x2ce/0x3a0
[  451.513302][ T9802]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  451.513331][ T9802]  kobject_add_internal+0x435/0x8d0
[  451.513358][ T9802]  kobject_init_and_add+0x124/0x190
[  451.513385][ T9802]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  451.513408][ T9802]  ? __pfx_kobject_init_and_add+0x10/0x10
[  451.513438][ T9802]  ? __init_swait_queue_head+0xae/0x150
[  451.513468][ T9802]  gfs2_sys_fs_add+0x23b/0x4a0
[  451.513488][ T9802]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  451.513513][ T9802]  ? __pfx_alloc_workqueue+0x10/0x10
[  451.513538][ T9802]  ? read_word_at_a_time+0xe/0x20
[  451.520331][ T9798] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  451.525912][ T9802]  ? sized_strscpy+0x9a/0x2b0
[  451.525938][ T9802]  gfs2_fill_super+0x11ee/0x24d0
[  451.525979][ T9802]  ? __pfx_gfs2_fill_super+0x10/0x10
[  451.543250][ T9798] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  451.547345][ T9802]  ? snprintf+0xda/0x120
[  451.631057][ T9802]  ? __pfx_lock_release+0x10/0x10
[  451.636102][ T9802]  ? do_raw_spin_lock+0x14f/0x370
[  451.641138][ T9802]  ? __pfx_snprintf+0x10/0x10
[  451.645824][ T9802]  ? sb_set_blocksize+0x98/0xf0
[  451.650679][ T9802]  ? setup_bdev_super+0x4e6/0x5d0
[  451.655716][ T9802]  get_tree_bdev_flags+0x48c/0x5c0
[  451.660840][ T9802]  ? __pfx_gfs2_fill_super+0x10/0x10
[  451.666247][ T9802]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  451.671921][ T9802]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  451.677579][ T9802]  gfs2_get_tree+0x54/0x220
[  451.682195][ T9802]  vfs_get_tree+0x90/0x2b0
[  451.686654][ T9802]  do_new_mount+0x2be/0xb40
[  451.691399][ T9802]  ? __pfx_do_new_mount+0x10/0x10
[  451.696454][ T9802]  __se_sys_mount+0x2d6/0x3c0
[  451.701139][ T9802]  ? __pfx___se_sys_mount+0x10/0x10
[  451.706345][ T9802]  ? do_syscall_64+0x100/0x230
[  451.711122][ T9802]  ? __x64_sys_mount+0x20/0xc0
[  451.715900][ T9802]  do_syscall_64+0xf3/0x230
[  451.720416][ T9802]  ? clear_bhb_loop+0x35/0x90
[  451.725282][ T9802]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.731270][ T9802] RIP: 0033:0x7f9f3577b69a
[  451.735791][ T9802] 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
[  451.755495][ T9802] RSP: 002b:00007f9f365f5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  451.763932][ T9802] RAX: ffffffffffffffda RBX: 00007f9f365f5ef0 RCX: 00007f9f3577b69a
[  451.772185][ T9802] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9f365f5eb0
[  451.780248][ T9802] RBP: 00000000200124c0 R08: 00007f9f365f5ef0 R09: 0000000000000000
[  451.788224][ T9802] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  451.796385][ T9802] R13: 00007f9f365f5eb0 R14: 00000000000124e5 R15: 0000000020000240
[  451.804375][ T9802]  </TASK>
[  451.885819][    T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 374ms
[  451.903363][ T9802] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  451.924637][    T9] gfs2: fsid=syz:syz.0: jid=0: Done
[  451.934070][ T9802] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  451.953929][ T9800] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  452.608040][ T9822] loop1: detected capacity change from 0 to 32768
[  452.616655][ T9822] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  452.643566][ T9822] CPU: 1 UID: 0 PID: 9822 Comm: syz.1.585 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  452.654482][ T9822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  452.664586][ T9822] Call Trace:
[  452.667970][ T9822]  <TASK>
[  452.670936][ T9822]  dump_stack_lvl+0x241/0x360
[  452.675652][ T9822]  ? __pfx_dump_stack_lvl+0x10/0x10
[  452.680889][ T9822]  ? __pfx__printk+0x10/0x10
[  452.685542][ T9822]  ? __kmalloc_cache_noprof+0x243/0x390
[  452.691124][ T9822]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  452.696450][ T9822]  sysfs_create_dir_ns+0x2ce/0x3a0
[  452.701704][ T9822]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  452.707569][ T9822]  kobject_add_internal+0x435/0x8d0
[  452.712894][ T9822]  kobject_init_and_add+0x124/0x190
[  452.718226][ T9822]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  452.724077][ T9822]  ? __pfx_kobject_init_and_add+0x10/0x10
[  452.729956][ T9822]  ? __init_swait_queue_head+0xae/0x150
[  452.735667][ T9822]  gfs2_sys_fs_add+0x23b/0x4a0
[  452.740465][ T9822]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  452.745797][ T9822]  ? __pfx_alloc_workqueue+0x10/0x10
[  452.751123][ T9822]  ? read_word_at_a_time+0xe/0x20
[  452.756179][ T9822]  ? sized_strscpy+0x9a/0x2b0
[  452.760894][ T9822]  gfs2_fill_super+0x11ee/0x24d0
[  452.765940][ T9822]  ? __pfx_gfs2_fill_super+0x10/0x10
[  452.771245][ T9822]  ? snprintf+0xda/0x120
[  452.775506][ T9822]  ? __pfx_lock_release+0x10/0x10
[  452.780658][ T9822]  ? do_raw_spin_lock+0x14f/0x370
[  452.785804][ T9822]  ? __pfx_snprintf+0x10/0x10
[  452.790617][ T9822]  ? sb_set_blocksize+0x98/0xf0
[  452.795594][ T9822]  ? setup_bdev_super+0x4e6/0x5d0
[  452.800679][ T9822]  get_tree_bdev_flags+0x48c/0x5c0
[  452.805930][ T9822]  ? __pfx_gfs2_fill_super+0x10/0x10
[  452.811292][ T9822]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  452.817000][ T9822]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  452.822690][ T9822]  gfs2_get_tree+0x54/0x220
[  452.827319][ T9822]  vfs_get_tree+0x90/0x2b0
[  452.831796][ T9822]  do_new_mount+0x2be/0xb40
[  452.836436][ T9822]  ? __pfx_do_new_mount+0x10/0x10
[  452.841515][ T9822]  __se_sys_mount+0x2d6/0x3c0
[  452.846244][ T9822]  ? __pfx___se_sys_mount+0x10/0x10
[  452.851646][ T9822]  ? do_syscall_64+0x100/0x230
[  452.856537][ T9822]  ? __x64_sys_mount+0x20/0xc0
[  452.861424][ T9822]  do_syscall_64+0xf3/0x230
[  452.865983][ T9822]  ? clear_bhb_loop+0x35/0x90
[  452.870774][ T9822]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  452.876708][ T9822] RIP: 0033:0x7f389e37b69a
[  452.881212][ T9822] 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
[  452.900916][ T9822] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  452.909566][ T9822] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  452.917684][ T9822] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  452.925681][ T9822] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  452.933924][ T9822] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  452.942104][ T9822] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  452.950203][ T9822]  </TASK>
[  452.954240][ T9822] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  452.969637][ T9822] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  453.488437][ T9826] loop0: detected capacity change from 0 to 32768
2024/12/25 18:43:48 executed programs: 584
[  453.554366][ T9826] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  453.562588][ T9826] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  453.675194][ T9826] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[  453.684688][    T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  453.691942][    T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  453.769638][ T9820] loop4: detected capacity change from 0 to 32768
[  453.820216][ T9820] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  453.825895][    T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 133ms
[  453.833351][ T9820] CPU: 1 UID: 0 PID: 9820 Comm: syz.4.584 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  453.846457][ T9820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  453.856630][ T9820] Call Trace:
[  453.859937][ T9820]  <TASK>
[  453.862881][ T9820]  dump_stack_lvl+0x241/0x360
[  453.867599][ T9820]  ? __pfx_dump_stack_lvl+0x10/0x10
[  453.872858][ T9820]  ? __pfx__printk+0x10/0x10
[  453.877507][ T9820]  ? __kmalloc_cache_noprof+0x243/0x390
[  453.878987][    T9] gfs2: fsid=syz:syz.0: jid=0: Done
[  453.883060][ T9820]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  453.893656][ T9820]  sysfs_create_dir_ns+0x2ce/0x3a0
[  453.898813][ T9820]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  453.904492][ T9820]  kobject_add_internal+0x435/0x8d0
[  453.909793][ T9820]  kobject_init_and_add+0x124/0x190
[  453.915275][ T9820]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  453.921191][ T9820]  ? __pfx_kobject_init_and_add+0x10/0x10
[  453.927118][ T9820]  ? __init_swait_queue_head+0xae/0x150
[  453.932702][ T9820]  gfs2_sys_fs_add+0x23b/0x4a0
[  453.937609][ T9820]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  453.943205][ T9820]  ? __pfx_alloc_workqueue+0x10/0x10
[  453.948714][ T9820]  ? read_word_at_a_time+0xe/0x20
[  453.953760][ T9820]  ? sized_strscpy+0x9a/0x2b0
[  453.958460][ T9820]  gfs2_fill_super+0x11ee/0x24d0
[  453.963447][ T9820]  ? __pfx_gfs2_fill_super+0x10/0x10
[  453.969190][ T9820]  ? snprintf+0xda/0x120
[  453.973434][ T9820]  ? __pfx_lock_release+0x10/0x10
[  453.978467][ T9820]  ? do_raw_spin_lock+0x14f/0x370
[  453.983526][ T9820]  ? __pfx_snprintf+0x10/0x10
[  453.988593][ T9820]  ? sb_set_blocksize+0x98/0xf0
[  453.993638][ T9820]  ? setup_bdev_super+0x4e6/0x5d0
[  453.998896][ T9820]  get_tree_bdev_flags+0x48c/0x5c0
[  454.004787][ T9820]  ? __pfx_gfs2_fill_super+0x10/0x10
[  454.010616][ T9820]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  454.016359][ T9820]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  454.022273][ T9820]  gfs2_get_tree+0x54/0x220
[  454.026881][ T9820]  vfs_get_tree+0x90/0x2b0
[  454.031414][ T9820]  do_new_mount+0x2be/0xb40
[  454.036047][ T9820]  ? __pfx_do_new_mount+0x10/0x10
[  454.041206][ T9820]  __se_sys_mount+0x2d6/0x3c0
[  454.045908][ T9820]  ? __pfx___se_sys_mount+0x10/0x10
[  454.051200][ T9820]  ? do_syscall_64+0x100/0x230
[  454.055973][ T9820]  ? __x64_sys_mount+0x20/0xc0
[  454.060759][ T9820]  do_syscall_64+0xf3/0x230
[  454.065286][ T9820]  ? clear_bhb_loop+0x35/0x90
[  454.070058][ T9820]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.075975][ T9820] RIP: 0033:0x7f213537b69a
[  454.080500][ T9820] 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
[  454.100910][ T9820] RSP: 002b:00007f21360cde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  454.110251][ T9820] RAX: ffffffffffffffda RBX: 00007f21360cdef0 RCX: 00007f213537b69a
[  454.118664][ T9820] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f21360cdeb0
[  454.126736][ T9820] RBP: 00000000200124c0 R08: 00007f21360cdef0 R09: 0000000000000000
[  454.134800][ T9820] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  454.142864][ T9820] R13: 00007f21360cdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  454.150952][ T9820]  </TASK>
[  454.163011][ T9826] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  454.178863][ T9824] loop2: detected capacity change from 0 to 32768
[  454.204511][ T9820] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  454.252245][ T9820] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  454.296979][ T9824] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  454.323617][ T9824] CPU: 1 UID: 0 PID: 9824 Comm: syz.2.586 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  454.334369][ T9824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  454.344550][ T9824] Call Trace:
[  454.347852][ T9824]  <TASK>
[  454.350807][ T9824]  dump_stack_lvl+0x241/0x360
[  454.355517][ T9824]  ? __pfx_dump_stack_lvl+0x10/0x10
[  454.360747][ T9824]  ? __pfx__printk+0x10/0x10
[  454.365460][ T9824]  ? __kmalloc_cache_noprof+0x243/0x390
[  454.371302][ T9824]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  454.376681][ T9824]  sysfs_create_dir_ns+0x2ce/0x3a0
[  454.380309][ T9830] loop3: detected capacity change from 0 to 32768
[  454.381804][ T9824]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  454.381837][ T9824]  kobject_add_internal+0x435/0x8d0
[  454.381865][ T9824]  kobject_init_and_add+0x124/0x190
[  454.404635][ T9824]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  454.410519][ T9824]  ? __pfx_kobject_init_and_add+0x10/0x10
[  454.416280][ T9824]  ? __init_swait_queue_head+0xae/0x150
[  454.421857][ T9824]  gfs2_sys_fs_add+0x23b/0x4a0
[  454.426647][ T9824]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  454.432090][ T9824]  ? __pfx_alloc_workqueue+0x10/0x10
[  454.437588][ T9824]  ? read_word_at_a_time+0xe/0x20
[  454.442643][ T9824]  ? sized_strscpy+0x9a/0x2b0
[  454.447548][ T9824]  gfs2_fill_super+0x11ee/0x24d0
[  454.452583][ T9824]  ? __pfx_gfs2_fill_super+0x10/0x10
[  454.457907][ T9824]  ? snprintf+0xda/0x120
[  454.462185][ T9824]  ? __pfx_lock_release+0x10/0x10
[  454.467245][ T9824]  ? do_raw_spin_lock+0x14f/0x370
[  454.472313][ T9824]  ? __pfx_snprintf+0x10/0x10
[  454.477035][ T9824]  ? sb_set_blocksize+0x98/0xf0
[  454.481919][ T9824]  ? setup_bdev_super+0x4e6/0x5d0
[  454.486992][ T9824]  get_tree_bdev_flags+0x48c/0x5c0
[  454.492238][ T9824]  ? __pfx_gfs2_fill_super+0x10/0x10
[  454.497785][ T9824]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  454.503909][ T9824]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  454.509857][ T9824]  gfs2_get_tree+0x54/0x220
[  454.514500][ T9824]  vfs_get_tree+0x90/0x2b0
[  454.519140][ T9824]  do_new_mount+0x2be/0xb40
[  454.523691][ T9824]  ? __pfx_do_new_mount+0x10/0x10
[  454.528772][ T9824]  __se_sys_mount+0x2d6/0x3c0
[  454.533750][ T9824]  ? __pfx___se_sys_mount+0x10/0x10
[  454.538975][ T9824]  ? do_syscall_64+0x100/0x230
[  454.543771][ T9824]  ? __x64_sys_mount+0x20/0xc0
[  454.548599][ T9824]  do_syscall_64+0xf3/0x230
[  454.553135][ T9824]  ? clear_bhb_loop+0x35/0x90
[  454.557841][ T9824]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.563765][ T9824] RIP: 0033:0x7fbe3d77b69a
[  454.568239][ T9824] 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
[  454.587888][ T9824] RSP: 002b:00007fbe3e4c7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  454.596347][ T9824] RAX: ffffffffffffffda RBX: 00007fbe3e4c7ef0 RCX: 00007fbe3d77b69a
[  454.604441][ T9824] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fbe3e4c7eb0
[  454.612625][ T9824] RBP: 00000000200124c0 R08: 00007fbe3e4c7ef0 R09: 0000000000000000
[  454.613739][ T9834] loop1: detected capacity change from 0 to 32768
[  454.620793][ T9824] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  454.635379][ T9824] R13: 00007fbe3e4c7eb0 R14: 00000000000124e5 R15: 0000000020000240
[  454.643585][ T9824]  </TASK>
[  454.652474][ T9824] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  454.721085][ T9834] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  454.724231][ T9824] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  454.740037][ T9834] CPU: 0 UID: 0 PID: 9834 Comm: syz.1.589 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  454.750695][ T9834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  454.760789][ T9834] Call Trace:
[  454.764217][ T9834]  <TASK>
[  454.767181][ T9834]  dump_stack_lvl+0x241/0x360
[  454.771902][ T9834]  ? __pfx_dump_stack_lvl+0x10/0x10
[  454.777146][ T9834]  ? __pfx__printk+0x10/0x10
[  454.781783][ T9834]  ? __kmalloc_cache_noprof+0x243/0x390
[  454.787369][ T9834]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  454.792739][ T9834]  sysfs_create_dir_ns+0x2ce/0x3a0
[  454.797983][ T9834]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  454.803671][ T9834]  kobject_add_internal+0x435/0x8d0
[  454.808925][ T9834]  kobject_init_and_add+0x124/0x190
[  454.814183][ T9834]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  454.820117][ T9834]  ? __pfx_kobject_init_and_add+0x10/0x10
[  454.825976][ T9834]  ? __init_swait_queue_head+0xae/0x150
[  454.831581][ T9834]  gfs2_sys_fs_add+0x23b/0x4a0
[  454.836388][ T9834]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  454.841888][ T9834]  ? __pfx_alloc_workqueue+0x10/0x10
[  454.847211][ T9834]  ? read_word_at_a_time+0xe/0x20
[  454.852256][ T9834]  ? sized_strscpy+0x9a/0x2b0
[  454.856973][ T9834]  gfs2_fill_super+0x11ee/0x24d0
[  454.862066][ T9834]  ? __pfx_gfs2_fill_super+0x10/0x10
[  454.867478][ T9834]  ? snprintf+0xda/0x120
[  454.871754][ T9834]  ? __pfx_lock_release+0x10/0x10
[  454.876926][ T9834]  ? do_raw_spin_lock+0x14f/0x370
[  454.882085][ T9834]  ? __pfx_snprintf+0x10/0x10
[  454.886814][ T9834]  ? sb_set_blocksize+0x98/0xf0
[  454.891710][ T9834]  ? setup_bdev_super+0x4e6/0x5d0
[  454.896869][ T9834]  get_tree_bdev_flags+0x48c/0x5c0
[  454.902082][ T9834]  ? __pfx_gfs2_fill_super+0x10/0x10
[  454.907417][ T9834]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  454.913186][ T9834]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  454.919049][ T9834]  gfs2_get_tree+0x54/0x220
[  454.923751][ T9834]  vfs_get_tree+0x90/0x2b0
[  454.928223][ T9834]  do_new_mount+0x2be/0xb40
[  454.933036][ T9834]  ? __pfx_do_new_mount+0x10/0x10
[  454.938109][ T9834]  __se_sys_mount+0x2d6/0x3c0
[  454.942837][ T9834]  ? __pfx___se_sys_mount+0x10/0x10
[  454.948266][ T9834]  ? do_syscall_64+0x100/0x230
[  454.953085][ T9834]  ? __x64_sys_mount+0x20/0xc0
[  454.957887][ T9834]  do_syscall_64+0xf3/0x230
[  454.962523][ T9834]  ? clear_bhb_loop+0x35/0x90
[  454.967249][ T9834]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.973184][ T9834] RIP: 0033:0x7f389e37b69a
[  454.977899][ T9834] 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
[  454.998132][ T9834] RSP: 002b:00007f389d5fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  455.006597][ T9834] RAX: ffffffffffffffda RBX: 00007f389d5fdef0 RCX: 00007f389e37b69a
[  455.014876][ T9834] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f389d5fdeb0
[  455.022969][ T9834] RBP: 00000000200124c0 R08: 00007f389d5fdef0 R09: 0000000000000000
[  455.030989][ T9834] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  455.039004][ T9834] R13: 00007f389d5fdeb0 R14: 00000000000124e5 R15: 0000000020000240
[  455.047031][ T9834]  </TASK>
[  455.053978][ T9834] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  455.068957][ T9834] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  455.077418][ T9830] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  455.107287][ T9830] CPU: 0 UID: 0 PID: 9830 Comm: syz.3.587 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0
[  455.118114][ T9830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  455.128296][ T9830] Call Trace:
[  455.131710][ T9830]  <TASK>
[  455.134765][ T9830]  dump_stack_lvl+0x241/0x360
[  455.139507][ T9830]  ? __pfx_dump_stack_lvl+0x10/0x10
[  455.144847][ T9830]  ? __pfx__printk+0x10/0x10
[  455.149577][ T9830]  ? __kmalloc_cache_noprof+0x243/0x390
[  455.155455][ T9830]  ? sysfs_create_dir_ns+0x28a/0x3a0
[  455.160875][ T9830]  sysfs_create_dir_ns+0x2ce/0x3a0
[  455.166168][ T9830]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  455.171865][ T9830]  kobject_add_internal+0x435/0x8d0
[  455.177122][ T9830]  kobject_init_and_add+0x124/0x190
[  455.182544][ T9830]  ? __pfx_lockdep_init_map_type+0x10/0x10
[  455.188397][ T9830]  ? __pfx_kobject_init_and_add+0x10/0x10
[  455.194170][ T9830]  ? __init_swait_queue_head+0xae/0x150
[  455.199856][ T9830]  gfs2_sys_fs_add+0x23b/0x4a0
[  455.204787][ T9830]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  455.210120][ T9830]  ? __pfx_alloc_workqueue+0x10/0x10
[  455.215744][ T9830]  ? read_word_at_a_time+0xe/0x20
[  455.220804][ T9830]  ? sized_strscpy+0x9a/0x2b0
[  455.225524][ T9830]  gfs2_fill_super+0x11ee/0x24d0
[  455.230608][ T9830]  ? __pfx_gfs2_fill_super+0x10/0x10
[  455.236020][ T9830]  ? snprintf+0xda/0x120
[  455.240304][ T9830]  ? __pfx_lock_release+0x10/0x10
[  455.245370][ T9830]  ? do_raw_spin_lock+0x14f/0x370
[  455.250529][ T9830]  ? __pfx_snprintf+0x10/0x10
[  455.255432][ T9830]  ? sb_set_blocksize+0x98/0xf0
[  455.260347][ T9830]  ? setup_bdev_super+0x4e6/0x5d0
[  455.266130][ T9830]  get_tree_bdev_flags+0x48c/0x5c0
[  455.271380][ T9830]  ? __pfx_gfs2_fill_super+0x10/0x10
[  455.276734][ T9830]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  455.282516][ T9830]  ? __pfx_vfs_parse_fs_string+0x10/0x10
[  455.288202][ T9830]  gfs2_get_tree+0x54/0x220
[  455.292752][ T9830]  vfs_get_tree+0x90/0x2b0
[  455.297228][ T9830]  do_new_mount+0x2be/0xb40
[  455.301864][ T9830]  ? __pfx_do_new_mount+0x10/0x10
[  455.307028][ T9830]  __se_sys_mount+0x2d6/0x3c0
[  455.311747][ T9830]  ? __pfx___se_sys_mount+0x10/0x10
[  455.317077][ T9830]  ? do_syscall_64+0x100/0x230
[  455.321885][ T9830]  ? __x64_sys_mount+0x20/0xc0
[  455.326691][ T9830]  do_syscall_64+0xf3/0x230
[  455.331260][ T9830]  ? clear_bhb_loop+0x35/0x90
[  455.335992][ T9830]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  455.342011][ T9830] RIP: 0033:0x7fdebc77b69a
[  455.346558][ T9830] 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
[  455.366378][ T9830] RSP: 002b:00007fdebd481e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  455.374841][ T9830] RAX: ffffffffffffffda RBX: 00007fdebd481ef0 RCX: 00007fdebc77b69a
[  455.382848][ T9830] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fdebd481eb0
[  455.391118][ T9830] RBP: 00000000200124c0 R08: 00007fdebd481ef0 R09: 0000000000000000
[  455.399128][ T9830] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[  455.407310][ T9830] R13: 00007fdebd481eb0 R14: 00000000000124e5 R15: 0000000020000240
[  455.415341][ T9830]  </TASK>