5][ T6234]  ? __pfx_gfs2_fill_super+0x10/0x10
[   61.293159][ T6234]  ? sb_set_blocksize+0x104/0x180
[   61.293170][ T6234]  ? setup_bdev_super+0x4c1/0x5b0
[   61.293185][ T6234]  get_tree_bdev_flags+0x40b/0x4d0
[   61.293199][ T6234]  ? __pfx_gfs2_fill_super+0x10/0x10
[   61.293213][ T6234]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   61.293229][ T6234]  gfs2_get_tree+0x51/0x1e0
[   61.293243][ T6234]  vfs_get_tree+0x8f/0x2b0
[   61.293257][ T6234]  do_new_mount+0x2a2/0xa30
[   61.293266][ T6234]  ? ns_capable+0x8a/0xf0
[   61.293277][ T6234]  ? __pfx_do_new_mount+0x10/0x10
[   61.293286][ T6234]  ? path_mount+0x61c/0xfe0
[   61.293294][ T6234]  ? user_path_at+0x44/0x60
[   61.293308][ T6234]  __se_sys_mount+0x317/0x410
[   61.293319][ T6234]  ? __pfx___se_sys_mount+0x10/0x10
[   61.293329][ T6234]  ? rcu_is_watching+0x15/0xb0
[   61.293340][ T6234]  ? __x64_sys_mount+0x20/0xc0
[   61.293349][ T6234]  do_syscall_64+0xfa/0x3b0
[   61.293368][ T6234]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   61.293378][ T6234]  ? clear_bhb_loop+0x60/0xb0
[   61.293389][ T6234]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   61.293400][ T6234] RIP: 0033:0x7f97a1d9038a
[   61.293409][ T6234] 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
[   61.293418][ T6234] RSP: 002b:00007f97a2c44e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   61.293430][ T6234] RAX: ffffffffffffffda RBX: 00007f97a2c44ef0 RCX: 00007f97a1d9038a
[   61.293438][ T6234] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f97a2c44eb0
[   61.293445][ T6234] RBP: 0000200000037f40 R08: 00007f97a2c44ef0 R09: 0000000000000000
[   61.293451][ T6234] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   61.293458][ T6234] R13: 00007f97a2c44eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   61.293468][ T6234]  </TASK>
[   61.293512][ T6234] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   61.332846][ T5946] gfs2: fsid=syz:syz.0: jid=0: Done
[   61.335669][ T6234] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   61.366037][ T6223] gfs2: fsid=syz:syz.0: first mount done, others may mount
[   61.814289][   T30] audit: type=1800 audit(1755758771.509:6): pid=6223 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.33" name="bus" dev="loop4" ino=9378 res=0 errno=0
[   61.883670][   T30] audit: type=1800 audit(1755758771.509:7): pid=6223 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.33" name="file1" dev="loop4" ino=9410 res=0 errno=0
[   61.944624][ T6255] loop4: detected capacity change from 32768 to 0
[   62.027494][ T6248] loop2: detected capacity change from 0 to 32768
[   62.080041][ T6248] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   62.102006][ T5984] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 9374 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 499
[   62.112715][ T6248] CPU: 1 UID: 0 PID: 6248 Comm: syz.2.37 Not tainted syzkaller #0 PREEMPT(full) 
[   62.112732][ T6248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   62.112739][ T6248] Call Trace:
[   62.112743][ T6248]  <TASK>
[   62.112747][ T6248]  dump_stack_lvl+0x189/0x250
[   62.112764][ T6248]  ? __pfx_dump_stack_lvl+0x10/0x10
[   62.112776][ T6248]  ? __pfx__printk+0x10/0x10
[   62.112789][ T6248]  ? kernfs_root+0x1c/0x230
[   62.112802][ T6248]  ? kernfs_path_from_node+0x250/0x290
[   62.112813][ T6248]  ? kernfs_path_from_node+0x2f/0x290
[   62.112825][ T6248]  sysfs_create_dir_ns+0x259/0x280
[   62.112838][ T6248]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   62.112849][ T6248]  ? do_raw_spin_unlock+0x122/0x240
[   62.112864][ T6248]  kobject_add_internal+0x59f/0xb40
[   62.112881][ T6248]  kobject_init_and_add+0x125/0x190
[   62.112897][ T6248]  ? __pfx_kobject_init_and_add+0x10/0x10
[   62.112911][ T6248]  ? __raw_spin_lock_init+0x45/0x100
[   62.112923][ T6248]  ? __init_swait_queue_head+0xa9/0x150
[   62.112936][ T6248]  gfs2_sys_fs_add+0x234/0x450
[   62.112948][ T6248]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   62.112965][ T6248]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   62.112982][ T6248]  gfs2_fill_super+0x13c0/0x20d0
[   62.112999][ T6248]  ? __pfx_gfs2_fill_super+0x10/0x10
[   62.113013][ T6248]  ? sb_set_blocksize+0x104/0x180
[   62.113024][ T6248]  ? setup_bdev_super+0x4c1/0x5b0
[   62.113039][ T6248]  get_tree_bdev_flags+0x40b/0x4d0
[   62.113053][ T6248]  ? __pfx_gfs2_fill_super+0x10/0x10
[   62.113066][ T6248]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   62.113082][ T6248]  gfs2_get_tree+0x51/0x1e0
[   62.113096][ T6248]  vfs_get_tree+0x8f/0x2b0
[   62.113111][ T6248]  do_new_mount+0x2a2/0xa30
[   62.113120][ T6248]  ? ns_capable+0x8a/0xf0
[   62.113130][ T6248]  ? __pfx_do_new_mount+0x10/0x10
[   62.113139][ T6248]  ? path_mount+0x61c/0xfe0
[   62.113147][ T6248]  ? user_path_at+0x44/0x60
[   62.113160][ T6248]  __se_sys_mount+0x317/0x410
[   62.113171][ T6248]  ? __pfx___se_sys_mount+0x10/0x10
[   62.113181][ T6248]  ? rcu_is_watching+0x15/0xb0
[   62.113192][ T6248]  ? __x64_sys_mount+0x20/0xc0
[   62.113201][ T6248]  do_syscall_64+0xfa/0x3b0
[   62.113216][ T6248]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.113225][ T6248]  ? clear_bhb_loop+0x60/0xb0
[   62.113237][ T6248]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.113246][ T6248] RIP: 0033:0x7f3a9f39038a
[   62.113255][ T6248] 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
[   62.113264][ T6248] RSP: 002b:00007f3aa01e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   62.113276][ T6248] RAX: ffffffffffffffda RBX: 00007f3aa01e0ef0 RCX: 00007f3a9f39038a
[   62.113284][ T6248] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f3aa01e0eb0
[   62.113291][ T6248] RBP: 0000200000037f40 R08: 00007f3aa01e0ef0 R09: 0000000000000000
[   62.113298][ T6248] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   62.113304][ T6248] R13: 00007f3aa01e0eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   62.113314][ T6248]  </TASK>
[   62.113325][ T6248] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   62.153993][ T6253] loop1: detected capacity change from 0 to 32768
[   62.157545][ T6248] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   62.179753][ T5984] gfs2: fsid=syz:syz.0: about to withdraw this file system
[   62.369679][ T6257] loop0: detected capacity change from 0 to 32768
[   62.472114][ T5984] gfs2: fsid=syz:syz.0: File system withdrawn
[   62.473743][ T6253] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   62.487226][ T6253] CPU: 1 UID: 0 PID: 6253 Comm: syz.1.38 Not tainted syzkaller #0 PREEMPT(full) 
[   62.487244][ T6253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   62.487251][ T6253] Call Trace:
[   62.487256][ T6253]  <TASK>
[   62.487260][ T6253]  dump_stack_lvl+0x189/0x250
[   62.487280][ T6253]  ? __pfx_dump_stack_lvl+0x10/0x10
[   62.487294][ T6253]  ? __pfx__printk+0x10/0x10
[   62.487308][ T6253]  ? kernfs_root+0x1c/0x230
[   62.487323][ T6253]  ? kernfs_path_from_node+0x250/0x290
[   62.487336][ T6253]  ? kernfs_path_from_node+0x2f/0x290
[   62.487349][ T6253]  sysfs_create_dir_ns+0x259/0x280
[   62.487362][ T6253]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   62.487375][ T6253]  ? do_raw_spin_unlock+0x122/0x240
[   62.487392][ T6253]  kobject_add_internal+0x59f/0xb40
[   62.487411][ T6253]  kobject_init_and_add+0x125/0x190
[   62.487429][ T6253]  ? __pfx_kobject_init_and_add+0x10/0x10
[   62.487447][ T6253]  ? __raw_spin_lock_init+0x45/0x100
[   62.487462][ T6253]  ? __init_swait_queue_head+0xa9/0x150
[   62.487478][ T6253]  gfs2_sys_fs_add+0x234/0x450
[   62.487491][ T6253]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   62.487506][ T6253]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   62.487525][ T6253]  gfs2_fill_super+0x13c0/0x20d0
[   62.487545][ T6253]  ? __pfx_gfs2_fill_super+0x10/0x10
[   62.487561][ T6253]  ? sb_set_blocksize+0x104/0x180
[   62.487573][ T6253]  ? setup_bdev_super+0x4c1/0x5b0
[   62.487590][ T6253]  get_tree_bdev_flags+0x40b/0x4d0
[   62.487607][ T6253]  ? __pfx_gfs2_fill_super+0x10/0x10
[   62.487622][ T6253]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   62.487641][ T6253]  gfs2_get_tree+0x51/0x1e0
[   62.487657][ T6253]  vfs_get_tree+0x8f/0x2b0
[   62.487674][ T6253]  do_new_mount+0x2a2/0xa30
[   62.487685][ T6253]  ? ns_capable+0x8a/0xf0
[   62.487696][ T6253]  ? __pfx_do_new_mount+0x10/0x10
[   62.487706][ T6253]  ? path_mount+0x61c/0xfe0
[   62.487715][ T6253]  ? user_path_at+0x44/0x60
[   62.487732][ T6253]  __se_sys_mount+0x317/0x410
[   62.487744][ T6253]  ? __pfx___se_sys_mount+0x10/0x10
[   62.487756][ T6253]  ? rcu_is_watching+0x15/0xb0
[   62.487769][ T6253]  ? __x64_sys_mount+0x20/0xc0
[   62.487781][ T6253]  do_syscall_64+0xfa/0x3b0
[   62.487797][ T6253]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.487809][ T6253]  ? clear_bhb_loop+0x60/0xb0
[   62.487821][ T6253]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.487832][ T6253] RIP: 0033:0x7f7fe199038a
[   62.487842][ T6253] 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
[   62.487851][ T6253] RSP: 002b:00007f7fe288ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   62.487865][ T6253] RAX: ffffffffffffffda RBX: 00007f7fe288aef0 RCX: 00007f7fe199038a
[   62.487873][ T6253] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f7fe288aeb0
[   62.487881][ T6253] RBP: 0000200000037f40 R08: 00007f7fe288aef0 R09: 0000000000000000
[   62.487888][ T6253] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   62.487895][ T6253] R13: 00007f7fe288aeb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   62.487907][ T6253]  </TASK>
[   62.487919][ T6253] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   62.492691][ T5984] CPU: 0 UID: 0 PID: 5984 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[   62.492706][ T5984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   62.492712][ T5984] Call Trace:
[   62.492716][ T5984]  <TASK>
[   62.492720][ T5984]  dump_stack_lvl+0x189/0x250
[   62.492735][ T5984]  ? __pfx_dump_stack_lvl+0x10/0x10
[   62.492747][ T5984]  ? __pfx__printk+0x10/0x10
[   62.492760][ T5984]  ? kobject_uevent_env+0x36b/0x8c0
[   62.492772][ T5984]  gfs2_withdraw+0xb30/0x1430
[   62.492790][ T5984]  ? __pfx_gfs2_withdraw+0x10/0x10
[   62.492803][ T5984]  ? gfs2_meta_read+0x838/0x980
[   62.492815][ T5984]  ? rcu_is_watching+0x15/0xb0
[   62.492828][ T5984]  gfs2_meta_buffer+0x225/0x2e0
[   62.492841][ T5984]  inode_go_instantiate+0xdf/0x1260
[   62.492855][ T5984]  ? rcu_is_watching+0x15/0xb0
[   62.492866][ T5984]  ? preempt_schedule_thunk+0x16/0x30
[   62.492875][ T5984]  ? __pfx_inode_go_instantiate+0x10/0x10
[   62.492888][ T5984]  ? _raw_spin_unlock+0x3f/0x50
[   62.492900][ T5984]  ? gfs2_glock_nq+0x10c7/0x1830
[   62.492915][ T5984]  gfs2_instantiate+0x168/0x220
[   62.492930][ T5984]  gfs2_glock_wait+0x1d4/0x2a0
[   62.492944][ T5984]  gfs2_statfs_sync+0x12f/0x4b0
[   62.492955][ T5984]  ? __pfx_gfs2_statfs_sync+0x10/0x10
[   62.492963][ T5984]  ? gfs2_quota_sync+0x443/0x460
[   62.492975][ T5984]  ? gfs2_make_fs_ro+0x169/0x300
[   62.492985][ T5984]  ? gfs2_quota_sync+0x443/0x460
[   62.492997][ T5984]  gfs2_make_fs_ro+0x169/0x300
[   62.493007][ T5984]  ? __pfx_gfs2_make_fs_ro+0x10/0x10
[   62.493016][ T5984]  ? do_raw_spin_lock+0x121/0x290
[   62.493030][ T5984]  ? rcu_is_watching+0x15/0xb0
[   62.493041][ T5984]  ? do_raw_spin_unlock+0x122/0x240
[   62.493054][ T5984]  gfs2_put_super+0x224/0x950
[   62.493065][ T5984]  ? __pfx_gfs2_put_super+0x10/0x10
[   62.493075][ T5984]  generic_shutdown_super+0x132/0x2c0
[   62.493089][ T5984]  kill_block_super+0x44/0x90
[   62.493104][ T5984]  deactivate_locked_super+0xbc/0x130
[   62.493116][ T5984]  cleanup_mnt+0x425/0x4c0
[   62.493129][ T5984]  task_work_run+0x1d1/0x260
[   62.493144][ T5984]  ? __pfx_task_work_run+0x10/0x10
[   62.493157][ T5984]  ? __x64_sys_umount+0x122/0x160
[   62.493170][ T5984]  ? __pfx___x64_sys_umount+0x10/0x10
[   62.493184][ T5984]  ? rcu_is_watching+0x15/0xb0
[   62.493195][ T5984]  exit_to_user_mode_loop+0xec/0x130
[   62.493209][ T5984]  do_syscall_64+0x2bd/0x3b0
[   62.493223][ T5984]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.493233][ T5984]  ? clear_bhb_loop+0x60/0xb0
[   62.493244][ T5984]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.493254][ T5984] RIP: 0033:0x7f684a78ff17
[   62.493263][ T5984] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[   62.493271][ T5984] RSP: 002b:00007fffcc802878 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   62.493283][ T5984] RAX: 0000000000000000 RBX: 0000000000000064 RCX: 00007f684a78ff17
[   62.493289][ T5984] RDX: 0000000000000200 RSI: 0000000000000009 RDI: 00007fffcc803a20
[   62.493295][ T5984] RBP: 00007f684a811c05 R08: 000055556c742643 R09: 0000000000000000
[   62.493306][ T5984] R10: 0000000000000100 R11: 0000000000000206 R12: 00007fffcc803a20
[   62.493313][ T5984] R13: 00007f684a811c05 R14: 000055556c7274a8 R15: 00007fffcc804af0
[   62.493323][ T5984]  </TASK>
[   62.580653][ T6259] loop3: detected capacity change from 0 to 32768
[   62.605167][ T6253] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   62.898427][ T6268] loop2: detected capacity change from 0 to 32768
[   62.946696][ T6257] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   62.963662][ T6259] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   62.963679][ T6259] CPU: 0 UID: 0 PID: 6259 Comm: syz.3.39 Not tainted syzkaller #0 PREEMPT(full) 
[   62.963692][ T6259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   62.963699][ T6259] Call Trace:
[   62.963703][ T6259]  <TASK>
[   62.963708][ T6259]  dump_stack_lvl+0x189/0x250
[   62.963728][ T6259]  ? __pfx_dump_stack_lvl+0x10/0x10
[   62.963742][ T6259]  ? __pfx__printk+0x10/0x10
[   62.963756][ T6259]  ? kernfs_root+0x1c/0x230
[   62.963771][ T6259]  ? kernfs_path_from_node+0x250/0x290
[   62.963783][ T6259]  ? kernfs_path_from_node+0x2f/0x290
[   62.963797][ T6259]  sysfs_create_dir_ns+0x259/0x280
[   62.963811][ T6259]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   62.963824][ T6259]  ? do_raw_spin_unlock+0x122/0x240
[   62.963840][ T6259]  kobject_add_internal+0x59f/0xb40
[   62.963859][ T6259]  kobject_init_and_add+0x125/0x190
[   62.963877][ T6259]  ? __pfx_kobject_init_and_add+0x10/0x10
[   62.963894][ T6259]  ? __raw_spin_lock_init+0x45/0x100
[   62.963908][ T6259]  ? __init_swait_queue_head+0xa9/0x150
[   62.963923][ T6259]  gfs2_sys_fs_add+0x234/0x450
[   62.963937][ T6259]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   62.963951][ T6259]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   62.963971][ T6259]  gfs2_fill_super+0x13c0/0x20d0
[   62.963990][ T6259]  ? __pfx_gfs2_fill_super+0x10/0x10
[   62.964007][ T6259]  ? sb_set_blocksize+0x104/0x180
[   62.964020][ T6259]  ? setup_bdev_super+0x4c1/0x5b0
[   62.964037][ T6259]  get_tree_bdev_flags+0x40b/0x4d0
[   62.964053][ T6259]  ? __pfx_gfs2_fill_super+0x10/0x10
[   62.964068][ T6259]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   62.964086][ T6259]  gfs2_get_tree+0x51/0x1e0
[   62.964101][ T6259]  vfs_get_tree+0x8f/0x2b0
[   62.964118][ T6259]  do_new_mount+0x2a2/0xa30
[   62.964129][ T6259]  ? ns_capable+0x8a/0xf0
[   62.964141][ T6259]  ? __pfx_do_new_mount+0x10/0x10
[   62.964160][ T6259]  ? path_mount+0x61c/0xfe0
[   62.964169][ T6259]  ? user_path_at+0x44/0x60
[   62.964184][ T6259]  __se_sys_mount+0x317/0x410
[   62.964197][ T6259]  ? __pfx___se_sys_mount+0x10/0x10
[   62.964209][ T6259]  ? rcu_is_watching+0x15/0xb0
[   62.964221][ T6259]  ? __x64_sys_mount+0x20/0xc0
[   62.964233][ T6259]  do_syscall_64+0xfa/0x3b0
[   62.964249][ T6259]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.964261][ T6259]  ? clear_bhb_loop+0x60/0xb0
[   62.964273][ T6259]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.964285][ T6259] RIP: 0033:0x7f27edb9038a
[   62.964295][ T6259] 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
[   62.964305][ T6259] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   62.964318][ T6259] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   62.964327][ T6259] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   62.964334][ T6259] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   62.964342][ T6259] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   62.964349][ T6259] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   62.964360][ T6259]  </TASK>
[   62.964372][ T6259] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   62.964382][ T6259] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   63.042291][ T6268] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   63.047336][ T6257] CPU: 1 UID: 0 PID: 6257 Comm: syz.0.40 Not tainted syzkaller #0 PREEMPT(full) 
[   63.047349][ T6257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   63.047355][ T6257] Call Trace:
[   63.047359][ T6257]  <TASK>
[   63.047364][ T6257]  dump_stack_lvl+0x189/0x250
[   63.047382][ T6257]  ? __pfx_dump_stack_lvl+0x10/0x10
[   63.047400][ T6257]  ? __pfx__printk+0x10/0x10
[   63.047413][ T6257]  ? kernfs_root+0x1c/0x230
[   63.047427][ T6257]  ? kernfs_path_from_node+0x250/0x290
[   63.047438][ T6257]  ? kernfs_path_from_node+0x2f/0x290
[   63.047450][ T6257]  sysfs_create_dir_ns+0x259/0x280
[   63.047462][ T6257]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   63.047474][ T6257]  ? do_raw_spin_unlock+0x122/0x240
[   63.047488][ T6257]  kobject_add_internal+0x59f/0xb40
[   63.047505][ T6257]  kobject_init_and_add+0x125/0x190
[   63.047520][ T6257]  ? __pfx_kobject_init_and_add+0x10/0x10
[   63.047534][ T6257]  ? __raw_spin_lock_init+0x45/0x100
[   63.047546][ T6257]  ? __init_swait_queue_head+0xa9/0x150
[   63.047559][ T6257]  gfs2_sys_fs_add+0x234/0x450
[   63.047572][ T6257]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   63.047584][ T6257]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   63.047601][ T6257]  gfs2_fill_super+0x13c0/0x20d0
[   63.047617][ T6257]  ? __pfx_gfs2_fill_super+0x10/0x10
[   63.047631][ T6257]  ? sb_set_blocksize+0x104/0x180
[   63.047642][ T6257]  ? setup_bdev_super+0x4c1/0x5b0
[   63.047657][ T6257]  get_tree_bdev_flags+0x40b/0x4d0
[   63.047671][ T6257]  ? __pfx_gfs2_fill_super+0x10/0x10
[   63.047684][ T6257]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   63.047700][ T6257]  gfs2_get_tree+0x51/0x1e0
[   63.047714][ T6257]  vfs_get_tree+0x8f/0x2b0
[   63.047728][ T6257]  do_new_mount+0x2a2/0xa30
[   63.047738][ T6257]  ? ns_capable+0x8a/0xf0
[   63.047748][ T6257]  ? __pfx_do_new_mount+0x10/0x10
[   63.047757][ T6257]  ? path_mount+0x61c/0xfe0
[   63.047765][ T6257]  ? user_path_at+0x44/0x60
[   63.047778][ T6257]  __se_sys_mount+0x317/0x410
[   63.047788][ T6257]  ? __pfx___se_sys_mount+0x10/0x10
[   63.047799][ T6257]  ? rcu_is_watching+0x15/0xb0
[   63.047809][ T6257]  ? __x64_sys_mount+0x20/0xc0
[   63.047819][ T6257]  do_syscall_64+0xfa/0x3b0
[   63.047833][ T6257]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   63.047843][ T6257]  ? clear_bhb_loop+0x60/0xb0
[   63.047854][ T6257]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   63.047864][ T6257] RIP: 0033:0x7f97a1d9038a
[   63.047874][ T6257] 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
[   63.047882][ T6257] RSP: 002b:00007f97a2c44e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   63.047894][ T6257] RAX: ffffffffffffffda RBX: 00007f97a2c44ef0 RCX: 00007f97a1d9038a
[   63.047901][ T6257] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f97a2c44eb0
[   63.047908][ T6257] RBP: 0000200000037f40 R08: 00007f97a2c44ef0 R09: 0000000000000000
[   63.047915][ T6257] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   63.047921][ T6257] R13: 00007f97a2c44eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   63.047931][ T6257]  </TASK>
[   63.047942][ T6257] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   63.075240][ T6268] CPU: 0 UID: 0 PID: 6268 Comm: syz.2.42 Not tainted syzkaller #0 PREEMPT(full) 
[   63.075258][ T6268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   63.075265][ T6268] Call Trace:
[   63.075270][ T6268]  <TASK>
[   63.075274][ T6268]  dump_stack_lvl+0x189/0x250
[   63.075292][ T6268]  ? __pfx_dump_stack_lvl+0x10/0x10
[   63.075304][ T6268]  ? __pfx__printk+0x10/0x10
[   63.075317][ T6268]  ? kernfs_root+0x1c/0x230
[   63.075331][ T6268]  ? kernfs_path_from_node+0x250/0x290
[   63.075342][ T6268]  ? kernfs_path_from_node+0x2f/0x290
[   63.075354][ T6268]  sysfs_create_dir_ns+0x259/0x280
[   63.075366][ T6268]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   63.075377][ T6268]  ? do_raw_spin_unlock+0x122/0x240
[   63.075392][ T6268]  kobject_add_internal+0x59f/0xb40
[   63.075409][ T6268]  kobject_init_and_add+0x125/0x190
[   63.075424][ T6268]  ? __pfx_kobject_init_and_add+0x10/0x10
[   63.075439][ T6268]  ? __raw_spin_lock_init+0x45/0x100
[   63.075451][ T6268]  ? __init_swait_queue_head+0xa9/0x150
[   63.075464][ T6268]  gfs2_sys_fs_add+0x234/0x450
[   63.075476][ T6268]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   63.075488][ T6268]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   63.075505][ T6268]  gfs2_fill_super+0x13c0/0x20d0
[   63.075522][ T6268]  ? __pfx_gfs2_fill_super+0x10/0x10
[   63.075536][ T6268]  ? sb_set_blocksize+0x104/0x180
[   63.075547][ T6268]  ? setup_bdev_super+0x4c1/0x5b0
[   63.075563][ T6268]  get_tree_bdev_flags+0x40b/0x4d0
[   63.075577][ T6268]  ? __pfx_gfs2_fill_super+0x10/0x10
[   63.075590][ T6268]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   63.075606][ T6268]  gfs2_get_tree+0x51/0x1e0
[   63.075621][ T6268]  vfs_get_tree+0x8f/0x2b0
[   63.075635][ T6268]  do_new_mount+0x2a2/0xa30
[   63.075646][ T6268]  ? ns_capable+0x8a/0xf0
[   63.075656][ T6268]  ? __pfx_do_new_mount+0x10/0x10
[   63.075665][ T6268]  ? path_mount+0x61c/0xfe0
[   63.075673][ T6268]  ? user_path_at+0x44/0x60
[   63.075686][ T6268]  __se_sys_mount+0x317/0x410
[   63.075697][ T6268]  ? __pfx___se_sys_mount+0x10/0x10
[   63.075708][ T6268]  ? rcu_is_watching+0x15/0xb0
[   63.075719][ T6268]  ? __x64_sys_mount+0x20/0xc0
[   63.075728][ T6268]  do_syscall_64+0xfa/0x3b0
[   63.075742][ T6268]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   63.075752][ T6268]  ? clear_bhb_loop+0x60/0xb0
[   63.075763][ T6268]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   63.075772][ T6268] RIP: 0033:0x7f3a9f39038a
[   63.075782][ T6268] 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
[   63.075791][ T6268] RSP: 002b:00007f3aa01e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   63.075803][ T6268] RAX: ffffffffffffffda RBX: 00007f3aa01e0ef0 RCX: 00007f3a9f39038a
[   63.075811][ T6268] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f3aa01e0eb0
[   63.075817][ T6268] RBP: 0000200000037f40 R08: 00007f3aa01e0ef0 R09: 0000000000000000
[   63.075824][ T6268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   63.075830][ T6268] R13: 00007f3aa01e0eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   63.075840][ T6268]  </TASK>
[   63.075851][ T6268] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   63.081858][ T6257] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   63.102970][ T6268] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/08/21 06:46:14 executed programs: 39
[   64.619336][ T6278] loop0: detected capacity change from 0 to 32768
[   64.622915][ T6282] loop1: detected capacity change from 0 to 32768
[   64.636083][ T6281] loop3: detected capacity change from 0 to 32768
[   64.654655][ T6278] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   64.672237][ T6278] CPU: 0 UID: 0 PID: 6278 Comm: syz.0.45 Not tainted syzkaller #0 PREEMPT(full) 
[   64.672254][ T6278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   64.672261][ T6278] Call Trace:
[   64.672265][ T6278]  <TASK>
[   64.672270][ T6278]  dump_stack_lvl+0x189/0x250
[   64.672288][ T6278]  ? __pfx_dump_stack_lvl+0x10/0x10
[   64.672301][ T6278]  ? __pfx__printk+0x10/0x10
[   64.672316][ T6278]  ? kernfs_root+0x1c/0x230
[   64.672330][ T6278]  ? kernfs_path_from_node+0x250/0x290
[   64.672342][ T6278]  ? kernfs_path_from_node+0x2f/0x290
[   64.672356][ T6278]  sysfs_create_dir_ns+0x259/0x280
[   64.672371][ T6278]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   64.672382][ T6278]  ? do_raw_spin_unlock+0x122/0x240
[   64.672398][ T6278]  kobject_add_internal+0x59f/0xb40
[   64.672417][ T6278]  kobject_init_and_add+0x125/0x190
[   64.672435][ T6278]  ? __pfx_kobject_init_and_add+0x10/0x10
[   64.672450][ T6278]  ? __raw_spin_lock_init+0x45/0x100
[   64.672465][ T6278]  ? __init_swait_queue_head+0xa9/0x150
[   64.672480][ T6278]  gfs2_sys_fs_add+0x234/0x450
[   64.672493][ T6278]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   64.672508][ T6278]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   64.672528][ T6278]  gfs2_fill_super+0x13c0/0x20d0
[   64.672548][ T6278]  ? __pfx_gfs2_fill_super+0x10/0x10
[   64.672564][ T6278]  ? sb_set_blocksize+0x104/0x180
[   64.672577][ T6278]  ? setup_bdev_super+0x4c1/0x5b0
[   64.672595][ T6278]  get_tree_bdev_flags+0x40b/0x4d0
[   64.672610][ T6278]  ? __pfx_gfs2_fill_super+0x10/0x10
[   64.672625][ T6278]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   64.672647][ T6278]  gfs2_get_tree+0x51/0x1e0
[   64.672662][ T6278]  vfs_get_tree+0x8f/0x2b0
[   64.672677][ T6278]  do_new_mount+0x2a2/0xa30
[   64.672688][ T6278]  ? ns_capable+0x8a/0xf0
[   64.672699][ T6278]  ? __pfx_do_new_mount+0x10/0x10
[   64.672710][ T6278]  ? path_mount+0x61c/0xfe0
[   64.672719][ T6278]  ? user_path_at+0x44/0x60
[   64.672735][ T6278]  __se_sys_mount+0x317/0x410
[   64.672746][ T6278]  ? __pfx___se_sys_mount+0x10/0x10
[   64.672758][ T6278]  ? rcu_is_watching+0x15/0xb0
[   64.672770][ T6278]  ? __x64_sys_mount+0x20/0xc0
[   64.672781][ T6278]  do_syscall_64+0xfa/0x3b0
[   64.672796][ T6278]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   64.672807][ T6278]  ? clear_bhb_loop+0x60/0xb0
[   64.672819][ T6278]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   64.672832][ T6282] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   64.672830][ T6278] RIP: 0033:0x7f97a1d9038a
[   64.672842][ T6278] 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
[   64.672852][ T6278] RSP: 002b:00007f97a2c44e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   64.672872][ T6278] RAX: ffffffffffffffda RBX: 00007f97a2c44ef0 RCX: 00007f97a1d9038a
[   64.672880][ T6278] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f97a2c44eb0
[   64.672887][ T6278] RBP: 0000200000037f40 R08: 00007f97a2c44ef0 R09: 0000000000000000
[   64.672895][ T6278] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   64.672901][ T6278] R13: 00007f97a2c44eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   64.672912][ T6278]  </TASK>
[   64.672977][ T6278] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   64.803951][ T6282] CPU: 1 UID: 0 PID: 6282 Comm: syz.1.43 Not tainted syzkaller #0 PREEMPT(full) 
[   64.803968][ T6282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   64.803974][ T6282] Call Trace:
[   64.803979][ T6282]  <TASK>
[   64.803983][ T6282]  dump_stack_lvl+0x189/0x250
[   64.804001][ T6282]  ? __pfx_dump_stack_lvl+0x10/0x10
[   64.804013][ T6282]  ? __pfx__printk+0x10/0x10
[   64.804026][ T6282]  ? kernfs_root+0x1c/0x230
[   64.804039][ T6282]  ? kernfs_path_from_node+0x250/0x290
[   64.804050][ T6282]  ? kernfs_path_from_node+0x2f/0x290
[   64.804062][ T6282]  sysfs_create_dir_ns+0x259/0x280
[   64.804074][ T6282]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   64.804086][ T6282]  ? do_raw_spin_unlock+0x122/0x240
[   64.804101][ T6282]  kobject_add_internal+0x59f/0xb40
[   64.804118][ T6282]  kobject_init_and_add+0x125/0x190
[   64.804134][ T6282]  ? __pfx_kobject_init_and_add+0x10/0x10
[   64.804148][ T6282]  ? __raw_spin_lock_init+0x45/0x100
[   64.804161][ T6282]  ? __init_swait_queue_head+0xa9/0x150
[   64.804175][ T6282]  gfs2_sys_fs_add+0x234/0x450
[   64.804187][ T6282]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   64.804199][ T6282]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   64.804216][ T6282]  gfs2_fill_super+0x13c0/0x20d0
[   64.804234][ T6282]  ? __pfx_gfs2_fill_super+0x10/0x10
[   64.804248][ T6282]  ? sb_set_blocksize+0x104/0x180
[   64.804259][ T6282]  ? setup_bdev_super+0x4c1/0x5b0
[   64.804275][ T6282]  get_tree_bdev_flags+0x40b/0x4d0
[   64.804289][ T6282]  ? __pfx_gfs2_fill_super+0x10/0x10
[   64.804303][ T6282]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   64.804320][ T6282]  gfs2_get_tree+0x51/0x1e0
[   64.804339][ T6282]  vfs_get_tree+0x8f/0x2b0
[   64.804354][ T6282]  do_new_mount+0x2a2/0xa30
[   64.804364][ T6282]  ? ns_capable+0x8a/0xf0
[   64.804375][ T6282]  ? __pfx_do_new_mount+0x10/0x10
[   64.804383][ T6282]  ? path_mount+0x61c/0xfe0
[   64.804392][ T6282]  ? user_path_at+0x44/0x60
[   64.804406][ T6282]  __se_sys_mount+0x317/0x410
[   64.804417][ T6282]  ? __pfx___se_sys_mount+0x10/0x10
[   64.804427][ T6282]  ? rcu_is_watching+0x15/0xb0
[   64.804438][ T6282]  ? __x64_sys_mount+0x20/0xc0
[   64.804447][ T6282]  do_syscall_64+0xfa/0x3b0
[   64.804462][ T6282]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   64.804472][ T6282]  ? clear_bhb_loop+0x60/0xb0
[   64.804483][ T6282]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   64.804493][ T6282] RIP: 0033:0x7f7fe199038a
[   64.804503][ T6282] 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
[   64.804512][ T6282] RSP: 002b:00007f7fe288ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   64.804524][ T6282] RAX: ffffffffffffffda RBX: 00007f7fe288aef0 RCX: 00007f7fe199038a
[   64.804532][ T6282] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f7fe288aeb0
[   64.804538][ T6282] RBP: 0000200000037f40 R08: 00007f7fe288aef0 R09: 0000000000000000
[   64.804545][ T6282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   64.804552][ T6282] R13: 00007f7fe288aeb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   64.804562][ T6282]  </TASK>
[   64.804572][ T6282] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   64.843478][ T6281] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   64.850755][ T6282] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   64.851285][ T6281] CPU: 0 UID: 0 PID: 6281 Comm: syz.3.44 Not tainted syzkaller #0 PREEMPT(full) 
[   64.851298][ T6281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   64.851304][ T6281] Call Trace:
[   64.851309][ T6281]  <TASK>
[   64.851314][ T6281]  dump_stack_lvl+0x189/0x250
[   64.851331][ T6281]  ? __pfx_dump_stack_lvl+0x10/0x10
[   64.851344][ T6281]  ? __pfx__printk+0x10/0x10
[   64.851356][ T6281]  ? kernfs_root+0x1c/0x230
[   64.851370][ T6281]  ? kernfs_path_from_node+0x250/0x290
[   64.851381][ T6281]  ? kernfs_path_from_node+0x2f/0x290
[   64.851393][ T6281]  sysfs_create_dir_ns+0x259/0x280
[   64.851406][ T6281]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   64.851418][ T6281]  ? do_raw_spin_unlock+0x122/0x240
[   64.851433][ T6281]  kobject_add_internal+0x59f/0xb40
[   64.851451][ T6281]  kobject_init_and_add+0x125/0x190
[   64.851466][ T6281]  ? __pfx_kobject_init_and_add+0x10/0x10
[   64.851481][ T6281]  ? __raw_spin_lock_init+0x45/0x100
[   64.851494][ T6281]  ? __init_swait_queue_head+0xa9/0x150
[   64.851507][ T6281]  gfs2_sys_fs_add+0x234/0x450
[   64.851520][ T6281]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   64.851532][ T6281]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   64.851549][ T6281]  gfs2_fill_super+0x13c0/0x20d0
[   64.851566][ T6281]  ? __pfx_gfs2_fill_super+0x10/0x10
[   64.851581][ T6281]  ? sb_set_blocksize+0x104/0x180
[   64.851592][ T6281]  ? setup_bdev_super+0x4c1/0x5b0
[   64.851608][ T6281]  get_tree_bdev_flags+0x40b/0x4d0
[   64.851621][ T6281]  ? __pfx_gfs2_fill_super+0x10/0x10
[   64.851635][ T6281]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   64.851650][ T6281]  gfs2_get_tree+0x51/0x1e0
[   64.851664][ T6281]  vfs_get_tree+0x8f/0x2b0
[   64.851678][ T6281]  do_new_mount+0x2a2/0xa30
[   64.851688][ T6281]  ? ns_capable+0x8a/0xf0
[   64.851699][ T6281]  ? __pfx_do_new_mount+0x10/0x10
[   64.851707][ T6281]  ? path_mount+0x61c/0xfe0
[   64.851715][ T6281]  ? user_path_at+0x44/0x60
[   64.851729][ T6281]  __se_sys_mount+0x317/0x410
[   64.851740][ T6281]  ? __pfx___se_sys_mount+0x10/0x10
[   64.851751][ T6281]  ? rcu_is_watching+0x15/0xb0
[   64.851762][ T6281]  ? __x64_sys_mount+0x20/0xc0
[   64.851772][ T6281]  do_syscall_64+0xfa/0x3b0
[   64.851786][ T6281]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   64.851796][ T6281]  ? clear_bhb_loop+0x60/0xb0
[   64.851806][ T6281]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   64.851816][ T6281] RIP: 0033:0x7f27edb9038a
[   64.851826][ T6281] 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
[   64.851835][ T6281] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   64.851847][ T6281] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   64.851854][ T6281] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   64.851861][ T6281] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   64.851868][ T6281] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   64.851874][ T6281] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   64.851885][ T6281]  </TASK>
[   64.851896][ T6281] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   64.855935][ T6278] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   64.874062][ T6281] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   65.001964][ T6285] loop2: detected capacity change from 0 to 32768
[   65.662852][ T6285] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   65.688665][ T6285] CPU: 0 UID: 0 PID: 6285 Comm: syz.2.46 Not tainted syzkaller #0 PREEMPT(full) 
[   65.688683][ T6285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   65.688691][ T6285] Call Trace:
[   65.688695][ T6285]  <TASK>
[   65.688700][ T6285]  dump_stack_lvl+0x189/0x250
[   65.688718][ T6285]  ? __pfx_dump_stack_lvl+0x10/0x10
[   65.688731][ T6285]  ? __pfx__printk+0x10/0x10
[   65.688745][ T6285]  ? kernfs_root+0x1c/0x230
[   65.688759][ T6285]  ? kernfs_path_from_node+0x250/0x290
[   65.688770][ T6285]  ? kernfs_path_from_node+0x2f/0x290
[   65.688783][ T6285]  sysfs_create_dir_ns+0x259/0x280
[   65.688797][ T6285]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   65.688810][ T6285]  ? do_raw_spin_unlock+0x122/0x240
[   65.688826][ T6285]  kobject_add_internal+0x59f/0xb40
[   65.688844][ T6285]  kobject_init_and_add+0x125/0x190
[   65.688860][ T6285]  ? __pfx_kobject_init_and_add+0x10/0x10
[   65.688875][ T6285]  ? __raw_spin_lock_init+0x45/0x100
[   65.688889][ T6285]  ? __init_swait_queue_head+0xa9/0x150
[   65.688902][ T6285]  gfs2_sys_fs_add+0x234/0x450
[   65.688914][ T6285]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   65.688927][ T6285]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   65.688945][ T6285]  gfs2_fill_super+0x13c0/0x20d0
[   65.688965][ T6285]  ? __pfx_gfs2_fill_super+0x10/0x10
[   65.688981][ T6285]  ? sb_set_blocksize+0x104/0x180
[   65.688993][ T6285]  ? setup_bdev_super+0x4c1/0x5b0
[   65.689010][ T6285]  get_tree_bdev_flags+0x40b/0x4d0
[   65.689026][ T6285]  ? __pfx_gfs2_fill_super+0x10/0x10
[   65.689041][ T6285]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   65.689061][ T6285]  gfs2_get_tree+0x51/0x1e0
[   65.689075][ T6285]  vfs_get_tree+0x8f/0x2b0
[   65.689091][ T6285]  do_new_mount+0x2a2/0xa30
[   65.689102][ T6285]  ? ns_capable+0x8a/0xf0
[   65.689112][ T6285]  ? __pfx_do_new_mount+0x10/0x10
[   65.689122][ T6285]  ? path_mount+0x61c/0xfe0
[   65.689131][ T6285]  ? user_path_at+0x44/0x60
[   65.689147][ T6285]  __se_sys_mount+0x317/0x410
[   65.689158][ T6285]  ? __pfx___se_sys_mount+0x10/0x10
[   65.689170][ T6285]  ? rcu_is_watching+0x15/0xb0
[   65.689182][ T6285]  ? __x64_sys_mount+0x20/0xc0
[   65.689193][ T6285]  do_syscall_64+0xfa/0x3b0
[   65.689209][ T6285]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   65.689220][ T6285]  ? clear_bhb_loop+0x60/0xb0
[   65.689233][ T6285]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   65.689244][ T6285] RIP: 0033:0x7f3a9f39038a
[   65.689254][ T6285] 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
[   65.689265][ T6285] RSP: 002b:00007f3aa01e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   65.689279][ T6285] RAX: ffffffffffffffda RBX: 00007f3aa01e0ef0 RCX: 00007f3a9f39038a
[   65.689287][ T6285] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f3aa01e0eb0
[   65.689295][ T6285] RBP: 0000200000037f40 R08: 00007f3aa01e0ef0 R09: 0000000000000000
[   65.689303][ T6285] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   65.689310][ T6285] R13: 00007f3aa01e0eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   65.689329][ T6285]  </TASK>
[   65.689341][ T6285] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   66.017658][ T6285] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   66.147990][ T6299] loop3: detected capacity change from 0 to 32768
[   66.172914][ T6300] loop1: detected capacity change from 0 to 32768
[   66.179719][ T6299] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   66.202888][ T6299] CPU: 0 UID: 0 PID: 6299 Comm: syz.3.48 Not tainted syzkaller #0 PREEMPT(full) 
[   66.202905][ T6299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   66.202913][ T6299] Call Trace:
[   66.202917][ T6299]  <TASK>
[   66.202922][ T6299]  dump_stack_lvl+0x189/0x250
[   66.202941][ T6299]  ? __pfx_dump_stack_lvl+0x10/0x10
[   66.202954][ T6299]  ? __pfx__printk+0x10/0x10
[   66.202969][ T6299]  ? kernfs_root+0x1c/0x230
[   66.202983][ T6299]  ? kernfs_path_from_node+0x250/0x290
[   66.202997][ T6299]  ? kernfs_path_from_node+0x2f/0x290
[   66.203010][ T6299]  sysfs_create_dir_ns+0x259/0x280
[   66.203025][ T6299]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   66.203038][ T6299]  ? do_raw_spin_unlock+0x122/0x240
[   66.203053][ T6299]  kobject_add_internal+0x59f/0xb40
[   66.203073][ T6299]  kobject_init_and_add+0x125/0x190
[   66.203090][ T6299]  ? __pfx_kobject_init_and_add+0x10/0x10
[   66.203107][ T6299]  ? __raw_spin_lock_init+0x45/0x100
[   66.203122][ T6299]  ? __init_swait_queue_head+0xa9/0x150
[   66.203137][ T6299]  gfs2_sys_fs_add+0x234/0x450
[   66.203150][ T6299]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   66.203164][ T6299]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   66.203184][ T6299]  gfs2_fill_super+0x13c0/0x20d0
[   66.203204][ T6299]  ? __pfx_gfs2_fill_super+0x10/0x10
[   66.203220][ T6299]  ? sb_set_blocksize+0x104/0x180
[   66.203233][ T6299]  ? setup_bdev_super+0x4c1/0x5b0
[   66.203250][ T6299]  get_tree_bdev_flags+0x40b/0x4d0
[   66.203267][ T6299]  ? __pfx_gfs2_fill_super+0x10/0x10
[   66.203282][ T6299]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   66.203307][ T6299]  gfs2_get_tree+0x51/0x1e0
[   66.203323][ T6299]  vfs_get_tree+0x8f/0x2b0
[   66.203340][ T6299]  do_new_mount+0x2a2/0xa30
[   66.203352][ T6299]  ? ns_capable+0x8a/0xf0
[   66.203364][ T6299]  ? __pfx_do_new_mount+0x10/0x10
[   66.203374][ T6299]  ? path_mount+0x61c/0xfe0
[   66.203383][ T6299]  ? user_path_at+0x44/0x60
[   66.203399][ T6299]  __se_sys_mount+0x317/0x410
[   66.203411][ T6299]  ? __pfx___se_sys_mount+0x10/0x10
[   66.203423][ T6299]  ? rcu_is_watching+0x15/0xb0
[   66.203435][ T6299]  ? __x64_sys_mount+0x20/0xc0
[   66.203446][ T6299]  do_syscall_64+0xfa/0x3b0
[   66.203463][ T6299]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   66.203474][ T6299]  ? clear_bhb_loop+0x60/0xb0
[   66.203486][ T6299]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   66.203497][ T6299] RIP: 0033:0x7f27edb9038a
[   66.203508][ T6299] 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
[   66.203518][ T6299] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   66.203532][ T6299] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   66.203541][ T6299] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   66.203549][ T6299] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   66.203557][ T6299] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   66.203565][ T6299] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   66.203577][ T6299]  </TASK>
[   66.203590][ T6299] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   66.205065][ T6302] loop0: detected capacity change from 0 to 32768
[   66.251775][ T6299] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   66.445251][ T6300] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   66.494104][ T6302] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   66.522703][ T6300] CPU: 1 UID: 0 PID: 6300 Comm: syz.1.47 Not tainted syzkaller #0 PREEMPT(full) 
[   66.522719][ T6300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   66.522727][ T6300] Call Trace:
[   66.522731][ T6300]  <TASK>
[   66.522735][ T6300]  dump_stack_lvl+0x189/0x250
[   66.522753][ T6300]  ? __pfx_dump_stack_lvl+0x10/0x10
[   66.522765][ T6300]  ? __pfx__printk+0x10/0x10
[   66.522778][ T6300]  ? kernfs_root+0x1c/0x230
[   66.522791][ T6300]  ? kernfs_path_from_node+0x250/0x290
[   66.522803][ T6300]  ? kernfs_path_from_node+0x2f/0x290
[   66.522815][ T6300]  sysfs_create_dir_ns+0x259/0x280
[   66.522831][ T6300]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   66.522842][ T6300]  ? do_raw_spin_unlock+0x122/0x240
[   66.522857][ T6300]  kobject_add_internal+0x59f/0xb40
[   66.522874][ T6300]  kobject_init_and_add+0x125/0x190
[   66.522890][ T6300]  ? __pfx_kobject_init_and_add+0x10/0x10
[   66.522904][ T6300]  ? __raw_spin_lock_init+0x45/0x100
[   66.522917][ T6300]  ? __init_swait_queue_head+0xa9/0x150
[   66.522930][ T6300]  gfs2_sys_fs_add+0x234/0x450
[   66.522943][ T6300]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   66.522955][ T6300]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   66.522971][ T6300]  gfs2_fill_super+0x13c0/0x20d0
[   66.522988][ T6300]  ? __pfx_gfs2_fill_super+0x10/0x10
[   66.523003][ T6300]  ? sb_set_blocksize+0x104/0x180
[   66.523013][ T6300]  ? setup_bdev_super+0x4c1/0x5b0
[   66.523028][ T6300]  get_tree_bdev_flags+0x40b/0x4d0
[   66.523042][ T6300]  ? __pfx_gfs2_fill_super+0x10/0x10
[   66.523056][ T6300]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   66.523076][ T6300]  gfs2_get_tree+0x51/0x1e0
[   66.523090][ T6300]  vfs_get_tree+0x8f/0x2b0
[   66.523105][ T6300]  do_new_mount+0x2a2/0xa30
[   66.523115][ T6300]  ? ns_capable+0x8a/0xf0
[   66.523126][ T6300]  ? __pfx_do_new_mount+0x10/0x10
[   66.523135][ T6300]  ? path_mount+0x61c/0xfe0
[   66.523143][ T6300]  ? user_path_at+0x44/0x60
[   66.523157][ T6300]  __se_sys_mount+0x317/0x410
[   66.523167][ T6300]  ? __pfx___se_sys_mount+0x10/0x10
[   66.523178][ T6300]  ? rcu_is_watching+0x15/0xb0
[   66.523189][ T6300]  ? __x64_sys_mount+0x20/0xc0
[   66.523199][ T6300]  do_syscall_64+0xfa/0x3b0
[   66.523212][ T6300]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   66.523223][ T6300]  ? clear_bhb_loop+0x60/0xb0
[   66.523234][ T6300]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   66.523244][ T6300] RIP: 0033:0x7f7fe199038a
[   66.523254][ T6300] 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
[   66.523263][ T6300] RSP: 002b:00007f7fe288ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   66.523275][ T6300] RAX: ffffffffffffffda RBX: 00007f7fe288aef0 RCX: 00007f7fe199038a
[   66.523283][ T6300] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f7fe288aeb0
[   66.523290][ T6300] RBP: 0000200000037f40 R08: 00007f7fe288aef0 R09: 0000000000000000
[   66.523296][ T6300] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   66.523303][ T6300] R13: 00007f7fe288aeb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   66.523313][ T6300]  </TASK>
[   66.523340][ T6300] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   66.530279][ T6302] CPU: 0 UID: 0 PID: 6302 Comm: syz.0.49 Not tainted syzkaller #0 PREEMPT(full) 
[   66.530294][ T6302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   66.530301][ T6302] Call Trace:
[   66.530305][ T6302]  <TASK>
[   66.530309][ T6302]  dump_stack_lvl+0x189/0x250
[   66.530331][ T6302]  ? __pfx_dump_stack_lvl+0x10/0x10
[   66.530343][ T6302]  ? __pfx__printk+0x10/0x10
[   66.530356][ T6302]  ? kernfs_root+0x1c/0x230
[   66.530369][ T6302]  ? kernfs_path_from_node+0x250/0x290
[   66.530381][ T6302]  ? kernfs_path_from_node+0x2f/0x290
[   66.530393][ T6302]  sysfs_create_dir_ns+0x259/0x280
[   66.530405][ T6302]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   66.530417][ T6302]  ? do_raw_spin_unlock+0x122/0x240
[   66.530431][ T6302]  kobject_add_internal+0x59f/0xb40
[   66.530448][ T6302]  kobject_init_and_add+0x125/0x190
[   66.530464][ T6302]  ? __pfx_kobject_init_and_add+0x10/0x10
[   66.530478][ T6302]  ? __raw_spin_lock_init+0x45/0x100
[   66.530491][ T6302]  ? __init_swait_queue_head+0xa9/0x150
[   66.530504][ T6302]  gfs2_sys_fs_add+0x234/0x450
[   66.530516][ T6302]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   66.530528][ T6302]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   66.530545][ T6302]  gfs2_fill_super+0x13c0/0x20d0
[   66.530562][ T6302]  ? __pfx_gfs2_fill_super+0x10/0x10
[   66.530576][ T6302]  ? sb_set_blocksize+0x104/0x180
[   66.530587][ T6302]  ? setup_bdev_super+0x4c1/0x5b0
[   66.530602][ T6302]  get_tree_bdev_flags+0x40b/0x4d0
[   66.530616][ T6302]  ? __pfx_gfs2_fill_super+0x10/0x10
[   66.530629][ T6302]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   66.530646][ T6302]  gfs2_get_tree+0x51/0x1e0
[   66.530659][ T6302]  vfs_get_tree+0x8f/0x2b0
[   66.530674][ T6302]  do_new_mount+0x2a2/0xa30
[   66.530684][ T6302]  ? ns_capable+0x8a/0xf0
[   66.530694][ T6302]  ? __pfx_do_new_mount+0x10/0x10
[   66.530703][ T6302]  ? path_mount+0x61c/0xfe0
[   66.530711][ T6302]  ? user_path_at+0x44/0x60
[   66.530725][ T6302]  __se_sys_mount+0x317/0x410
[   66.530736][ T6302]  ? __pfx___se_sys_mount+0x10/0x10
[   66.530746][ T6302]  ? rcu_is_watching+0x15/0xb0
[   66.530757][ T6302]  ? __x64_sys_mount+0x20/0xc0
[   66.530767][ T6302]  do_syscall_64+0xfa/0x3b0
[   66.530781][ T6302]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   66.530791][ T6302]  ? clear_bhb_loop+0x60/0xb0
[   66.530802][ T6302]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   66.530812][ T6302] RIP: 0033:0x7f97a1d9038a
[   66.530821][ T6302] 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
[   66.530830][ T6302] RSP: 002b:00007f97a2c44e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   66.530842][ T6302] RAX: ffffffffffffffda RBX: 00007f97a2c44ef0 RCX: 00007f97a1d9038a
[   66.530849][ T6302] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f97a2c44eb0
[   66.530856][ T6302] RBP: 0000200000037f40 R08: 00007f97a2c44ef0 R09: 0000000000000000
[   66.530862][ T6302] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   66.530869][ T6302] R13: 00007f97a2c44eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   66.530879][ T6302]  </TASK>
[   66.530889][ T6302] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   66.582292][ T6300] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   66.657206][ T6302] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   66.921177][ T6311] loop2: detected capacity change from 0 to 32768
[   67.253113][ T6311] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   67.265095][ T6311] CPU: 1 UID: 0 PID: 6311 Comm: syz.2.50 Not tainted syzkaller #0 PREEMPT(full) 
[   67.265114][ T6311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   67.265122][ T6311] Call Trace:
[   67.265126][ T6311]  <TASK>
[   67.265132][ T6311]  dump_stack_lvl+0x189/0x250
[   67.265152][ T6311]  ? __pfx_dump_stack_lvl+0x10/0x10
[   67.265166][ T6311]  ? __pfx__printk+0x10/0x10
[   67.265180][ T6311]  ? kernfs_root+0x1c/0x230
[   67.265195][ T6311]  ? kernfs_path_from_node+0x250/0x290
[   67.265208][ T6311]  ? kernfs_path_from_node+0x2f/0x290
[   67.265222][ T6311]  sysfs_create_dir_ns+0x259/0x280
[   67.265236][ T6311]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   67.265249][ T6311]  ? do_raw_spin_unlock+0x122/0x240
[   67.265266][ T6311]  kobject_add_internal+0x59f/0xb40
[   67.265286][ T6311]  kobject_init_and_add+0x125/0x190
[   67.265304][ T6311]  ? __pfx_kobject_init_and_add+0x10/0x10
[   67.265320][ T6311]  ? __raw_spin_lock_init+0x45/0x100
[   67.265334][ T6311]  ? __init_swait_queue_head+0xa9/0x150
[   67.265350][ T6311]  gfs2_sys_fs_add+0x234/0x450
[   67.265363][ T6311]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   67.265377][ T6311]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   67.265397][ T6311]  gfs2_fill_super+0x13c0/0x20d0
[   67.265417][ T6311]  ? __pfx_gfs2_fill_super+0x10/0x10
[   67.265434][ T6311]  ? sb_set_blocksize+0x104/0x180
[   67.265446][ T6311]  ? setup_bdev_super+0x4c1/0x5b0
[   67.265463][ T6311]  get_tree_bdev_flags+0x40b/0x4d0
[   67.265480][ T6311]  ? __pfx_gfs2_fill_super+0x10/0x10
[   67.265495][ T6311]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   67.265513][ T6311]  gfs2_get_tree+0x51/0x1e0
[   67.265529][ T6311]  vfs_get_tree+0x8f/0x2b0
[   67.265546][ T6311]  do_new_mount+0x2a2/0xa30
[   67.265558][ T6311]  ? ns_capable+0x8a/0xf0
[   67.265569][ T6311]  ? __pfx_do_new_mount+0x10/0x10
[   67.265579][ T6311]  ? path_mount+0x61c/0xfe0
[   67.265588][ T6311]  ? user_path_at+0x44/0x60
[   67.265604][ T6311]  __se_sys_mount+0x317/0x410
[   67.265616][ T6311]  ? __pfx___se_sys_mount+0x10/0x10
[   67.265628][ T6311]  ? rcu_is_watching+0x15/0xb0
[   67.265641][ T6311]  ? __x64_sys_mount+0x20/0xc0
[   67.265652][ T6311]  do_syscall_64+0xfa/0x3b0
[   67.265668][ T6311]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   67.265678][ T6311]  ? clear_bhb_loop+0x60/0xb0
[   67.265691][ T6311]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   67.265702][ T6311] RIP: 0033:0x7f3a9f39038a
[   67.265713][ T6311] 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
[   67.265723][ T6311] RSP: 002b:00007f3aa01e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   67.265737][ T6311] RAX: ffffffffffffffda RBX: 00007f3aa01e0ef0 RCX: 00007f3a9f39038a
[   67.265746][ T6311] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f3aa01e0eb0
[   67.265754][ T6311] RBP: 0000200000037f40 R08: 00007f3aa01e0ef0 R09: 0000000000000000
[   67.265761][ T6311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   67.265768][ T6311] R13: 00007f3aa01e0eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   67.265780][ T6311]  </TASK>
[   67.265792][ T6311] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   67.513510][ T5984] gfs2: fsid=syz:syz.0: warning: assertion "gfs2_log_is_empty(sdp)" failed - function = gfs2_make_fs_ro, file = fs/gfs2/super.c, line = 564
[   67.513532][ T5984] CPU: 0 UID: 0 PID: 5984 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[   67.513545][ T5984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   67.513552][ T5984] Call Trace:
[   67.513556][ T5984]  <TASK>
[   67.513561][ T5984]  dump_stack_lvl+0x189/0x250
[   67.513578][ T5984]  ? __pfx_dump_stack_lvl+0x10/0x10
[   67.513590][ T5984]  ? __pfx__printk+0x10/0x10
[   67.513606][ T5984]  ? do_raw_spin_unlock+0x122/0x240
[   67.513620][ T5984]  gfs2_assert_warn_i+0x194/0x2c0
[   67.513637][ T5984]  gfs2_make_fs_ro+0x2f5/0x300
[   67.513647][ T5984]  ? __pfx_gfs2_make_fs_ro+0x10/0x10
[   67.513657][ T5984]  ? do_raw_spin_lock+0x121/0x290
[   67.513669][ T5984]  ? __pfx_autoremove_wake_function+0x10/0x10
[   67.513683][ T5984]  ? rcu_is_watching+0x15/0xb0
[   67.513695][ T5984]  ? do_raw_spin_unlock+0x122/0x240
[   67.513709][ T5984]  gfs2_put_super+0x224/0x950
[   67.513720][ T5984]  ? __pfx_gfs2_put_super+0x10/0x10
[   67.513730][ T5984]  generic_shutdown_super+0x132/0x2c0
[   67.513744][ T5984]  kill_block_super+0x44/0x90
[   67.513759][ T5984]  deactivate_locked_super+0xbc/0x130
[   67.513771][ T5984]  cleanup_mnt+0x425/0x4c0
[   67.513785][ T5984]  task_work_run+0x1d1/0x260
[   67.513801][ T5984]  ? __pfx_task_work_run+0x10/0x10
[   67.513814][ T5984]  ? __x64_sys_umount+0x122/0x160
[   67.513828][ T5984]  ? __pfx___x64_sys_umount+0x10/0x10
[   67.513842][ T5984]  ? rcu_is_watching+0x15/0xb0
[   67.513853][ T5984]  exit_to_user_mode_loop+0xec/0x130
[   67.513869][ T5984]  do_syscall_64+0x2bd/0x3b0
[   67.513884][ T5984]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   67.513894][ T5984]  ? clear_bhb_loop+0x60/0xb0
[   67.513905][ T5984]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   67.513915][ T5984] RIP: 0033:0x7f684a78ff17
[   67.513925][ T5984] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[   67.513934][ T5984] RSP: 002b:00007fffcc802878 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   67.513945][ T5984] RAX: 0000000000000000 RBX: 0000000000000064 RCX: 00007f684a78ff17
[   67.513952][ T5984] RDX: 0000000000000200 RSI: 0000000000000009 RDI: 00007fffcc803a20
[   67.513959][ T5984] RBP: 00007f684a811c05 R08: 000055556c742643 R09: 0000000000000000
[   67.513966][ T5984] R10: 0000000000000100 R11: 0000000000000206 R12: 00007fffcc803a20
[   67.513972][ T5984] R13: 00007f684a811c05 R14: 000055556c7274a8 R15: 00007fffcc804af0
[   67.513982][ T5984]  </TASK>
[   67.798820][ T6320] loop4: detected capacity change from 0 to 32768
[   67.799833][ T6316] loop3: detected capacity change from 0 to 32768
[   67.847807][ T6311] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   67.871035][ T6320] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[   67.883713][ T6316] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   67.891101][ T6316] CPU: 1 UID: 0 PID: 6316 Comm: syz.3.51 Not tainted syzkaller #0 PREEMPT(full) 
[   67.891118][ T6316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   67.891125][ T6316] Call Trace:
[   67.891130][ T6316]  <TASK>
[   67.891134][ T6316]  dump_stack_lvl+0x189/0x250
[   67.891154][ T6316]  ? __pfx_dump_stack_lvl+0x10/0x10
[   67.891167][ T6316]  ? __pfx__printk+0x10/0x10
[   67.891181][ T6316]  ? kernfs_root+0x1c/0x230
[   67.891194][ T6316]  ? kernfs_path_from_node+0x250/0x290
[   67.891205][ T6316]  ? kernfs_path_from_node+0x2f/0x290
[   67.891218][ T6316]  sysfs_create_dir_ns+0x259/0x280
[   67.891231][ T6316]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   67.891242][ T6316]  ? do_raw_spin_unlock+0x122/0x240
[   67.891257][ T6316]  kobject_add_internal+0x59f/0xb40
[   67.891275][ T6316]  kobject_init_and_add+0x125/0x190
[   67.891291][ T6316]  ? __pfx_kobject_init_and_add+0x10/0x10
[   67.891306][ T6316]  ? __raw_spin_lock_init+0x45/0x100
[   67.891319][ T6316]  ? __init_swait_queue_head+0xa9/0x150
[   67.891333][ T6316]  gfs2_sys_fs_add+0x234/0x450
[   67.891346][ T6316]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   67.891359][ T6316]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   67.891378][ T6316]  gfs2_fill_super+0x13c0/0x20d0
[   67.891394][ T6316]  ? __pfx_gfs2_fill_super+0x10/0x10
[   67.891409][ T6316]  ? sb_set_blocksize+0x104/0x180
[   67.891420][ T6316]  ? setup_bdev_super+0x4c1/0x5b0
[   67.891436][ T6316]  get_tree_bdev_flags+0x40b/0x4d0
[   67.891450][ T6316]  ? __pfx_gfs2_fill_super+0x10/0x10
[   67.891465][ T6316]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   67.891482][ T6316]  gfs2_get_tree+0x51/0x1e0
[   67.891504][ T6316]  vfs_get_tree+0x8f/0x2b0
[   67.891519][ T6316]  do_new_mount+0x2a2/0xa30
[   67.891530][ T6316]  ? ns_capable+0x8a/0xf0
[   67.891542][ T6316]  ? __pfx_do_new_mount+0x10/0x10
[   67.891550][ T6316]  ? path_mount+0x61c/0xfe0
[   67.891559][ T6316]  ? user_path_at+0x44/0x60
[   67.891574][ T6316]  __se_sys_mount+0x317/0x410
[   67.891585][ T6316]  ? __pfx___se_sys_mount+0x10/0x10
[   67.891595][ T6316]  ? rcu_is_watching+0x15/0xb0
[   67.891606][ T6316]  ? __x64_sys_mount+0x20/0xc0
[   67.891616][ T6316]  do_syscall_64+0xfa/0x3b0
[   67.891631][ T6316]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   67.891643][ T6316]  ? clear_bhb_loop+0x60/0xb0
[   67.891655][ T6316]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   67.891665][ T6316] RIP: 0033:0x7f27edb9038a
[   67.891676][ T6316] 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
[   67.891686][ T6316] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   67.891699][ T6316] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   67.891708][ T6316] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   67.891715][ T6316] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   67.891723][ T6316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   67.891730][ T6316] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   67.891741][ T6316]  </TASK>
[   67.891755][ T6316] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   67.901757][ T6320] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[   68.060575][ T6316] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   68.225713][ T6320] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[   68.286559][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[   68.302664][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[   68.415499][ T6328] loop0: detected capacity change from 0 to 32768
[   68.489413][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 186ms
[   68.503154][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[   68.508469][ T6320] gfs2: fsid=syz:syz.0: first mount done, others may mount
[   68.522346][ T6328] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   68.550636][ T6322] loop1: detected capacity change from 0 to 32768
[   68.572818][ T6328] CPU: 0 UID: 0 PID: 6328 Comm: syz.0.53 Not tainted syzkaller #0 PREEMPT(full) 
[   68.572838][ T6328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   68.572845][ T6328] Call Trace:
[   68.572849][ T6328]  <TASK>
[   68.572854][ T6328]  dump_stack_lvl+0x189/0x250
[   68.572872][ T6328]  ? __pfx_dump_stack_lvl+0x10/0x10
[   68.572884][ T6328]  ? __pfx__printk+0x10/0x10
[   68.572899][ T6328]  ? kernfs_root+0x1c/0x230
[   68.572914][ T6328]  ? kernfs_path_from_node+0x250/0x290
[   68.572926][ T6328]  ? kernfs_path_from_node+0x2f/0x290
[   68.572940][ T6328]  sysfs_create_dir_ns+0x259/0x280
[   68.572954][ T6328]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   68.572967][ T6328]  ? do_raw_spin_unlock+0x122/0x240
[   68.572982][ T6328]  kobject_add_internal+0x59f/0xb40
[   68.573002][ T6328]  kobject_init_and_add+0x125/0x190
[   68.573019][ T6328]  ? __pfx_kobject_init_and_add+0x10/0x10
[   68.573036][ T6328]  ? __raw_spin_lock_init+0x45/0x100
[   68.573050][ T6328]  ? __init_swait_queue_head+0xa9/0x150
[   68.573063][ T6328]  gfs2_sys_fs_add+0x234/0x450
[   68.573076][ T6328]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   68.573090][ T6328]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   68.573108][ T6328]  gfs2_fill_super+0x13c0/0x20d0
[   68.573128][ T6328]  ? __pfx_gfs2_fill_super+0x10/0x10
[   68.573145][ T6328]  ? sb_set_blocksize+0x104/0x180
[   68.573156][ T6328]  ? setup_bdev_super+0x4c1/0x5b0
[   68.573173][ T6328]  get_tree_bdev_flags+0x40b/0x4d0
[   68.573189][ T6328]  ? __pfx_gfs2_fill_super+0x10/0x10
[   68.573205][ T6328]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   68.573223][ T6328]  gfs2_get_tree+0x51/0x1e0
[   68.573239][ T6328]  vfs_get_tree+0x8f/0x2b0
[   68.573256][ T6328]  do_new_mount+0x2a2/0xa30
[   68.573267][ T6328]  ? ns_capable+0x8a/0xf0
[   68.573279][ T6328]  ? __pfx_do_new_mount+0x10/0x10
[   68.573289][ T6328]  ? path_mount+0x61c/0xfe0
[   68.573298][ T6328]  ? user_path_at+0x44/0x60
[   68.573319][ T6328]  __se_sys_mount+0x317/0x410
[   68.573332][ T6328]  ? __pfx___se_sys_mount+0x10/0x10
[   68.573344][ T6328]  ? rcu_is_watching+0x15/0xb0
[   68.573356][ T6328]  ? __x64_sys_mount+0x20/0xc0
[   68.573368][ T6328]  do_syscall_64+0xfa/0x3b0
[   68.573383][ T6328]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   68.573395][ T6328]  ? clear_bhb_loop+0x60/0xb0
[   68.573407][ T6328]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   68.573419][ T6328] RIP: 0033:0x7f97a1d9038a
[   68.573429][ T6328] 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
[   68.573440][ T6328] RSP: 002b:00007f97a2c44e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   68.573455][ T6328] RAX: ffffffffffffffda RBX: 00007f97a2c44ef0 RCX: 00007f97a1d9038a
[   68.573464][ T6328] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f97a2c44eb0
[   68.573472][ T6328] RBP: 0000200000037f40 R08: 00007f97a2c44ef0 R09: 0000000000000000
[   68.573479][ T6328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   68.573486][ T6328] R13: 00007f97a2c44eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   68.573498][ T6328]  </TASK>
[   68.573511][ T6328] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   68.771263][   T30] audit: type=1800 audit(1755758778.459:8): pid=6320 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.41" name="bus" dev="loop4" ino=9378 res=0 errno=0
[   68.888174][ T6333] loop2: detected capacity change from 0 to 32768
[   68.891667][ T6322] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   68.924886][ T6322] CPU: 1 UID: 0 PID: 6322 Comm: syz.1.52 Not tainted syzkaller #0 PREEMPT(full) 
[   68.924904][ T6322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   68.924912][ T6322] Call Trace:
[   68.924917][ T6322]  <TASK>
[   68.924922][ T6322]  dump_stack_lvl+0x189/0x250
[   68.924941][ T6322]  ? __pfx_dump_stack_lvl+0x10/0x10
[   68.924954][ T6322]  ? __pfx__printk+0x10/0x10
[   68.924969][ T6322]  ? kernfs_root+0x1c/0x230
[   68.924984][ T6322]  ? kernfs_path_from_node+0x250/0x290
[   68.924997][ T6322]  ? kernfs_path_from_node+0x2f/0x290
[   68.925012][ T6322]  sysfs_create_dir_ns+0x259/0x280
[   68.925025][ T6322]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   68.925038][ T6322]  ? do_raw_spin_unlock+0x122/0x240
[   68.925054][ T6322]  kobject_add_internal+0x59f/0xb40
[   68.925071][ T6322]  kobject_init_and_add+0x125/0x190
[   68.925085][ T6322]  ? __pfx_kobject_init_and_add+0x10/0x10
[   68.925098][ T6322]  ? __raw_spin_lock_init+0x45/0x100
[   68.925111][ T6322]  ? __init_swait_queue_head+0xa9/0x150
[   68.925126][ T6322]  gfs2_sys_fs_add+0x234/0x450
[   68.925140][ T6322]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   68.925154][ T6322]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   68.925172][ T6322]  gfs2_fill_super+0x13c0/0x20d0
[   68.925192][ T6322]  ? __pfx_gfs2_fill_super+0x10/0x10
[   68.925209][ T6322]  ? sb_set_blocksize+0x104/0x180
[   68.925222][ T6322]  ? setup_bdev_super+0x4c1/0x5b0
[   68.925238][ T6322]  get_tree_bdev_flags+0x40b/0x4d0
[   68.925255][ T6322]  ? __pfx_gfs2_fill_super+0x10/0x10
[   68.925270][ T6322]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   68.925289][ T6322]  gfs2_get_tree+0x51/0x1e0
[   68.925305][ T6322]  vfs_get_tree+0x8f/0x2b0
[   68.925328][ T6322]  do_new_mount+0x2a2/0xa30
[   68.925339][ T6322]  ? ns_capable+0x8a/0xf0
[   68.925351][ T6322]  ? __pfx_do_new_mount+0x10/0x10
[   68.925362][ T6322]  ? path_mount+0x61c/0xfe0
[   68.925371][ T6322]  ? user_path_at+0x44/0x60
[   68.925386][ T6322]  __se_sys_mount+0x317/0x410
[   68.925398][ T6322]  ? __pfx___se_sys_mount+0x10/0x10
[   68.925410][ T6322]  ? rcu_is_watching+0x15/0xb0
[   68.925422][ T6322]  ? __x64_sys_mount+0x20/0xc0
[   68.925433][ T6322]  do_syscall_64+0xfa/0x3b0
[   68.925449][ T6322]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   68.925460][ T6322]  ? clear_bhb_loop+0x60/0xb0
[   68.925472][ T6322]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   68.925483][ T6322] RIP: 0033:0x7f7fe199038a
[   68.925494][ T6322] 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
[   68.925504][ T6322] RSP: 002b:00007f7fe288ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   68.925519][ T6322] RAX: ffffffffffffffda RBX: 00007f7fe288aef0 RCX: 00007f7fe199038a
[   68.925527][ T6322] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f7fe288aeb0
[   68.925535][ T6322] RBP: 0000200000037f40 R08: 00007f7fe288aef0 R09: 0000000000000000
[   68.925543][ T6322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   68.925551][ T6322] R13: 00007f7fe288aeb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   68.925563][ T6322]  </TASK>
[   68.925575][ T6322] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   68.970316][ T6328] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   68.986900][   T30] audit: type=1800 audit(1755758778.619:9): pid=6320 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.41" name="file1" dev="loop4" ino=9410 res=0 errno=0
[   68.988580][ T6322] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   69.267700][ T6339] loop3: detected capacity change from 0 to 32768
[   69.286200][ T6333] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   69.303794][ T6342] loop4: detected capacity change from 32768 to 0
[   69.318358][ T6339] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   69.328689][ T6339] CPU: 0 UID: 0 PID: 6339 Comm: syz.3.55 Not tainted syzkaller #0 PREEMPT(full) 
[   69.328707][ T6339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   69.328714][ T6339] Call Trace:
[   69.328719][ T6339]  <TASK>
[   69.328724][ T6339]  dump_stack_lvl+0x189/0x250
[   69.328741][ T6339]  ? __pfx_dump_stack_lvl+0x10/0x10
[   69.328754][ T6339]  ? __pfx__printk+0x10/0x10
[   69.328767][ T6339]  ? kernfs_root+0x1c/0x230
[   69.328780][ T6339]  ? kernfs_path_from_node+0x250/0x290
[   69.328792][ T6339]  ? kernfs_path_from_node+0x2f/0x290
[   69.328805][ T6339]  sysfs_create_dir_ns+0x259/0x280
[   69.328818][ T6339]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   69.328830][ T6339]  ? do_raw_spin_unlock+0x122/0x240
[   69.328846][ T6339]  kobject_add_internal+0x59f/0xb40
[   69.328866][ T6339]  kobject_init_and_add+0x125/0x190
[   69.328885][ T6339]  ? __pfx_kobject_init_and_add+0x10/0x10
[   69.328901][ T6339]  ? __raw_spin_lock_init+0x45/0x100
[   69.328916][ T6339]  ? __init_swait_queue_head+0xa9/0x150
[   69.328932][ T6339]  gfs2_sys_fs_add+0x234/0x450
[   69.328946][ T6339]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   69.328960][ T6339]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   69.328980][ T6339]  gfs2_fill_super+0x13c0/0x20d0
[   69.329000][ T6339]  ? __pfx_gfs2_fill_super+0x10/0x10
[   69.329016][ T6339]  ? sb_set_blocksize+0x104/0x180
[   69.329029][ T6339]  ? setup_bdev_super+0x4c1/0x5b0
[   69.329047][ T6339]  get_tree_bdev_flags+0x40b/0x4d0
[   69.329061][ T6339]  ? __pfx_gfs2_fill_super+0x10/0x10
[   69.329076][ T6339]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   69.329095][ T6339]  gfs2_get_tree+0x51/0x1e0
[   69.329112][ T6339]  vfs_get_tree+0x8f/0x2b0
[   69.329128][ T6339]  do_new_mount+0x2a2/0xa30
[   69.329140][ T6339]  ? ns_capable+0x8a/0xf0
[   69.329153][ T6339]  ? __pfx_do_new_mount+0x10/0x10
[   69.329164][ T6339]  ? path_mount+0x61c/0xfe0
[   69.329173][ T6339]  ? user_path_at+0x44/0x60
[   69.329189][ T6339]  __se_sys_mount+0x317/0x410
[   69.329202][ T6339]  ? __pfx___se_sys_mount+0x10/0x10
[   69.329215][ T6339]  ? rcu_is_watching+0x15/0xb0
[   69.329227][ T6339]  ? __x64_sys_mount+0x20/0xc0
[   69.329238][ T6339]  do_syscall_64+0xfa/0x3b0
[   69.329255][ T6339]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   69.329267][ T6339]  ? clear_bhb_loop+0x60/0xb0
[   69.329279][ T6339]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   69.329290][ T6339] RIP: 0033:0x7f27edb9038a
[   69.329306][ T6339] 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
[   69.329316][ T6339] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   69.329330][ T6339] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   69.329339][ T6339] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   69.329347][ T6339] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   69.329355][ T6339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   69.329362][ T6339] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   69.329374][ T6339]  </TASK>
[   69.329386][ T6339] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   69.334352][ T6333] CPU: 1 UID: 0 PID: 6333 Comm: syz.2.54 Not tainted syzkaller #0 PREEMPT(full) 
[   69.334367][ T6333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   69.334373][ T6333] Call Trace:
[   69.334377][ T6333]  <TASK>
[   69.334381][ T6333]  dump_stack_lvl+0x189/0x250
[   69.334397][ T6333]  ? __pfx_dump_stack_lvl+0x10/0x10
[   69.334409][ T6333]  ? __pfx__printk+0x10/0x10
[   69.334422][ T6333]  ? kernfs_root+0x1c/0x230
[   69.334435][ T6333]  ? kernfs_path_from_node+0x250/0x290
[   69.334446][ T6333]  ? kernfs_path_from_node+0x2f/0x290
2025/08/21 06:46:19 executed programs: 50
[   69.334458][ T6333]  sysfs_create_dir_ns+0x259/0x280
[   69.334470][ T6333]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   69.334481][ T6333]  ? do_raw_spin_unlock+0x122/0x240
[   69.334496][ T6333]  kobject_add_internal+0x59f/0xb40
[   69.334513][ T6333]  kobject_init_and_add+0x125/0x190
[   69.334528][ T6333]  ? __pfx_kobject_init_and_add+0x10/0x10
[   69.334542][ T6333]  ? __raw_spin_lock_init+0x45/0x100
[   69.334555][ T6333]  ? __init_swait_queue_head+0xa9/0x150
[   69.334568][ T6333]  gfs2_sys_fs_add+0x234/0x450
[   69.334580][ T6333]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   69.334593][ T6333]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   69.334609][ T6333]  gfs2_fill_super+0x13c0/0x20d0
[   69.334627][ T6333]  ? __pfx_gfs2_fill_super+0x10/0x10
[   69.334641][ T6333]  ? sb_set_blocksize+0x104/0x180
[   69.334652][ T6333]  ? setup_bdev_super+0x4c1/0x5b0
[   69.334667][ T6333]  get_tree_bdev_flags+0x40b/0x4d0
[   69.334681][ T6333]  ? __pfx_gfs2_fill_super+0x10/0x10
[   69.334694][ T6333]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   69.334711][ T6333]  gfs2_get_tree+0x51/0x1e0
[   69.334724][ T6333]  vfs_get_tree+0x8f/0x2b0
[   69.334739][ T6333]  do_new_mount+0x2a2/0xa30
[   69.334749][ T6333]  ? ns_capable+0x8a/0xf0
[   69.334760][ T6333]  ? __pfx_do_new_mount+0x10/0x10
[   69.334769][ T6333]  ? path_mount+0x61c/0xfe0
[   69.334777][ T6333]  ? user_path_at+0x44/0x60
[   69.334791][ T6333]  __se_sys_mount+0x317/0x410
[   69.334802][ T6333]  ? __pfx___se_sys_mount+0x10/0x10
[   69.334813][ T6333]  ? rcu_is_watching+0x15/0xb0
[   69.334824][ T6333]  ? __x64_sys_mount+0x20/0xc0
[   69.334834][ T6333]  do_syscall_64+0xfa/0x3b0
[   69.334848][ T6333]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   69.334858][ T6333]  ? clear_bhb_loop+0x60/0xb0
[   69.334869][ T6333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   69.334879][ T6333] RIP: 0033:0x7f3a9f39038a
[   69.334888][ T6333] 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
[   69.334897][ T6333] RSP: 002b:00007f3aa01e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   69.334908][ T6333] RAX: ffffffffffffffda RBX: 00007f3aa01e0ef0 RCX: 00007f3a9f39038a
[   69.334915][ T6333] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f3aa01e0eb0
[   69.334922][ T6333] RBP: 0000200000037f40 R08: 00007f3aa01e0ef0 R09: 0000000000000000
[   69.334929][ T6333] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   69.334935][ T6333] R13: 00007f3aa01e0eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   69.334946][ T6333]  </TASK>
[   69.334956][ T6333] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   69.339753][ T6339] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   69.541198][ T6333] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   69.989737][ T5984] gfs2: fsid=syz:syz.0: fatal: invalid metadata block - bh = 9374 (bad magic number), function = gfs2_meta_buffer, file = fs/gfs2/meta_io.c, line = 499
[   70.033114][ T5984] gfs2: fsid=syz:syz.0: about to withdraw this file system
[   70.040460][ T5984] gfs2: fsid=syz:syz.0: File system withdrawn
[   70.052840][ T5984] CPU: 1 UID: 0 PID: 5984 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[   70.052855][ T5984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   70.052863][ T5984] Call Trace:
[   70.052867][ T5984]  <TASK>
[   70.052872][ T5984]  dump_stack_lvl+0x189/0x250
[   70.052889][ T5984]  ? __pfx_dump_stack_lvl+0x10/0x10
[   70.052903][ T5984]  ? __pfx__printk+0x10/0x10
[   70.052919][ T5984]  ? kobject_uevent_env+0x36b/0x8c0
[   70.052932][ T5984]  gfs2_withdraw+0xb30/0x1430
[   70.052949][ T5984]  ? __pfx_gfs2_withdraw+0x10/0x10
[   70.052960][ T5984]  ? gfs2_meta_read+0x838/0x980
[   70.052971][ T5984]  ? rcu_is_watching+0x15/0xb0
[   70.052983][ T5984]  gfs2_meta_buffer+0x225/0x2e0
[   70.052994][ T5984]  inode_go_instantiate+0xdf/0x1260
[   70.053006][ T5984]  ? rcu_is_watching+0x15/0xb0
[   70.053016][ T5984]  ? preempt_schedule_thunk+0x16/0x30
[   70.053024][ T5984]  ? __pfx_inode_go_instantiate+0x10/0x10
[   70.053036][ T5984]  ? _raw_spin_unlock+0x3f/0x50
[   70.053047][ T5984]  ? gfs2_glock_nq+0x10c7/0x1830
[   70.053067][ T5984]  gfs2_instantiate+0x168/0x220
[   70.053080][ T5984]  gfs2_glock_wait+0x1d4/0x2a0
[   70.053093][ T5984]  gfs2_statfs_sync+0x12f/0x4b0
[   70.053102][ T5984]  ? __pfx_gfs2_statfs_sync+0x10/0x10
[   70.053110][ T5984]  ? gfs2_quota_sync+0x443/0x460
[   70.053120][ T5984]  ? gfs2_make_fs_ro+0x169/0x300
[   70.053129][ T5984]  ? gfs2_quota_sync+0x443/0x460
[   70.053140][ T5984]  gfs2_make_fs_ro+0x169/0x300
[   70.053149][ T5984]  ? __pfx_gfs2_make_fs_ro+0x10/0x10
[   70.053156][ T5984]  ? do_raw_spin_lock+0x121/0x290
[   70.053168][ T5984]  ? rcu_is_watching+0x15/0xb0
[   70.053183][ T5984]  ? do_raw_spin_unlock+0x122/0x240
[   70.053199][ T5984]  gfs2_put_super+0x224/0x950
[   70.053213][ T5984]  ? __pfx_gfs2_put_super+0x10/0x10
[   70.053222][ T5984]  generic_shutdown_super+0x132/0x2c0
[   70.053235][ T5984]  kill_block_super+0x44/0x90
[   70.053247][ T5984]  deactivate_locked_super+0xbc/0x130
[   70.053259][ T5984]  cleanup_mnt+0x425/0x4c0
[   70.053270][ T5984]  task_work_run+0x1d1/0x260
[   70.053284][ T5984]  ? __pfx_task_work_run+0x10/0x10
[   70.053295][ T5984]  ? __x64_sys_umount+0x122/0x160
[   70.053308][ T5984]  ? __pfx___x64_sys_umount+0x10/0x10
[   70.053321][ T5984]  ? rcu_is_watching+0x15/0xb0
[   70.053330][ T5984]  exit_to_user_mode_loop+0xec/0x130
[   70.053344][ T5984]  do_syscall_64+0x2bd/0x3b0
[   70.053357][ T5984]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   70.053366][ T5984]  ? clear_bhb_loop+0x60/0xb0
[   70.053376][ T5984]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   70.053384][ T5984] RIP: 0033:0x7f684a78ff17
[   70.053393][ T5984] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[   70.053401][ T5984] RSP: 002b:00007fffcc802878 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   70.053412][ T5984] RAX: 0000000000000000 RBX: 0000000000000064 RCX: 00007f684a78ff17
[   70.053418][ T5984] RDX: 0000000000000200 RSI: 0000000000000009 RDI: 00007fffcc803a20
[   70.053424][ T5984] RBP: 00007f684a811c05 R08: 000055556c742643 R09: 0000000000000000
[   70.053430][ T5984] R10: 0000000000000100 R11: 0000000000000206 R12: 00007fffcc803a20
[   70.053436][ T5984] R13: 00007f684a811c05 R14: 000055556c7274a8 R15: 00007fffcc804af0
[   70.053445][ T5984]  </TASK>
[   70.528437][ T6355] loop3: detected capacity change from 0 to 32768
[   70.564881][ T6355] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   70.572289][ T6355] CPU: 0 UID: 0 PID: 6355 Comm: syz.3.59 Not tainted syzkaller #0 PREEMPT(full) 
[   70.572306][ T6355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   70.572318][ T6355] Call Trace:
[   70.572323][ T6355]  <TASK>
[   70.572327][ T6355]  dump_stack_lvl+0x189/0x250
[   70.572348][ T6355]  ? __pfx_dump_stack_lvl+0x10/0x10
[   70.572361][ T6355]  ? __pfx__printk+0x10/0x10
[   70.572376][ T6355]  ? kernfs_root+0x1c/0x230
[   70.572391][ T6355]  ? kernfs_path_from_node+0x250/0x290
[   70.572404][ T6355]  ? kernfs_path_from_node+0x2f/0x290
[   70.572418][ T6355]  sysfs_create_dir_ns+0x259/0x280
[   70.572431][ T6355]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   70.572444][ T6355]  ? do_raw_spin_unlock+0x122/0x240
[   70.572459][ T6355]  kobject_add_internal+0x59f/0xb40
[   70.572479][ T6355]  kobject_init_and_add+0x125/0x190
[   70.572496][ T6355]  ? __pfx_kobject_init_and_add+0x10/0x10
[   70.572512][ T6355]  ? __raw_spin_lock_init+0x45/0x100
[   70.572527][ T6355]  ? __init_swait_queue_head+0xa9/0x150
[   70.572542][ T6355]  gfs2_sys_fs_add+0x234/0x450
[   70.572555][ T6355]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   70.572569][ T6355]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   70.572589][ T6355]  gfs2_fill_super+0x13c0/0x20d0
[   70.572608][ T6355]  ? __pfx_gfs2_fill_super+0x10/0x10
[   70.572625][ T6355]  ? sb_set_blocksize+0x104/0x180
[   70.572640][ T6355]  ? setup_bdev_super+0x4c1/0x5b0
[   70.572656][ T6355]  get_tree_bdev_flags+0x40b/0x4d0
[   70.572671][ T6355]  ? __pfx_gfs2_fill_super+0x10/0x10
[   70.572686][ T6355]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   70.572705][ T6355]  gfs2_get_tree+0x51/0x1e0
[   70.572721][ T6355]  vfs_get_tree+0x8f/0x2b0
[   70.572737][ T6355]  do_new_mount+0x2a2/0xa30
[   70.572749][ T6355]  ? ns_capable+0x8a/0xf0
[   70.572760][ T6355]  ? __pfx_do_new_mount+0x10/0x10
[   70.572770][ T6355]  ? path_mount+0x61c/0xfe0
[   70.572779][ T6355]  ? user_path_at+0x44/0x60
[   70.572795][ T6355]  __se_sys_mount+0x317/0x410
[   70.572807][ T6355]  ? __pfx___se_sys_mount+0x10/0x10
[   70.572819][ T6355]  ? rcu_is_watching+0x15/0xb0
[   70.572831][ T6355]  ? __x64_sys_mount+0x20/0xc0
[   70.572842][ T6355]  do_syscall_64+0xfa/0x3b0
[   70.572858][ T6355]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   70.572869][ T6355]  ? clear_bhb_loop+0x60/0xb0
[   70.572881][ T6355]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   70.572892][ T6355] RIP: 0033:0x7f27edb9038a
[   70.572902][ T6355] 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
[   70.572913][ T6355] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   70.572926][ T6355] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   70.572935][ T6355] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   70.572942][ T6355] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   70.572950][ T6355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   70.572958][ T6355] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   70.572970][ T6355]  </TASK>
[   70.895852][ T6356] loop1: detected capacity change from 0 to 32768
[   70.905188][ T1301] ieee802154 phy0 wpan0: encryption failed: -22
[   70.911443][ T1301] ieee802154 phy1 wpan1: encryption failed: -22
[   70.942717][ T6355] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   70.973121][ T6355] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   71.002178][ T6356] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   71.039923][ T6356] CPU: 0 UID: 0 PID: 6356 Comm: syz.1.58 Not tainted syzkaller #0 PREEMPT(full) 
[   71.039942][ T6356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   71.039951][ T6356] Call Trace:
[   71.039955][ T6356]  <TASK>
[   71.039960][ T6356]  dump_stack_lvl+0x189/0x250
[   71.039980][ T6356]  ? __pfx_dump_stack_lvl+0x10/0x10
[   71.039994][ T6356]  ? __pfx__printk+0x10/0x10
[   71.040008][ T6356]  ? kernfs_root+0x1c/0x230
[   71.040023][ T6356]  ? kernfs_path_from_node+0x250/0x290
[   71.040036][ T6356]  ? kernfs_path_from_node+0x2f/0x290
[   71.040057][ T6356]  sysfs_create_dir_ns+0x259/0x280
[   71.040071][ T6356]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   71.040084][ T6356]  ? do_raw_spin_unlock+0x122/0x240
[   71.040101][ T6356]  kobject_add_internal+0x59f/0xb40
[   71.040121][ T6356]  kobject_init_and_add+0x125/0x190
[   71.040138][ T6356]  ? __pfx_kobject_init_and_add+0x10/0x10
[   71.040153][ T6356]  ? __raw_spin_lock_init+0x45/0x100
[   71.040168][ T6356]  ? __init_swait_queue_head+0xa9/0x150
[   71.040183][ T6356]  gfs2_sys_fs_add+0x234/0x450
[   71.040197][ T6356]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   71.040211][ T6356]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   71.040231][ T6356]  gfs2_fill_super+0x13c0/0x20d0
[   71.040251][ T6356]  ? __pfx_gfs2_fill_super+0x10/0x10
[   71.040268][ T6356]  ? sb_set_blocksize+0x104/0x180
[   71.040280][ T6356]  ? setup_bdev_super+0x4c1/0x5b0
[   71.040296][ T6356]  get_tree_bdev_flags+0x40b/0x4d0
[   71.040313][ T6356]  ? __pfx_gfs2_fill_super+0x10/0x10
[   71.040328][ T6356]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   71.040347][ T6356]  gfs2_get_tree+0x51/0x1e0
[   71.040364][ T6356]  vfs_get_tree+0x8f/0x2b0
[   71.040380][ T6356]  do_new_mount+0x2a2/0xa30
[   71.040391][ T6356]  ? ns_capable+0x8a/0xf0
[   71.040401][ T6356]  ? __pfx_do_new_mount+0x10/0x10
[   71.040410][ T6356]  ? path_mount+0x61c/0xfe0
[   71.040417][ T6356]  ? user_path_at+0x44/0x60
[   71.040432][ T6356]  __se_sys_mount+0x317/0x410
[   71.040443][ T6356]  ? __pfx___se_sys_mount+0x10/0x10
[   71.040455][ T6356]  ? rcu_is_watching+0x15/0xb0
[   71.040466][ T6356]  ? __x64_sys_mount+0x20/0xc0
[   71.040477][ T6356]  do_syscall_64+0xfa/0x3b0
[   71.040493][ T6356]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   71.040504][ T6356]  ? clear_bhb_loop+0x60/0xb0
[   71.040515][ T6356]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   71.040525][ T6356] RIP: 0033:0x7f7fe199038a
[   71.040536][ T6356] 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
[   71.040546][ T6356] RSP: 002b:00007f7fe288ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   71.040560][ T6356] RAX: ffffffffffffffda RBX: 00007f7fe288aef0 RCX: 00007f7fe199038a
[   71.040568][ T6356] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f7fe288aeb0
[   71.040576][ T6356] RBP: 0000200000037f40 R08: 00007f7fe288aef0 R09: 0000000000000000
[   71.040584][ T6356] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   71.040591][ T6356] R13: 00007f7fe288aeb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   71.040603][ T6356]  </TASK>
[   71.040697][ T6356] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   71.277541][ T6357] loop0: detected capacity change from 0 to 32768
[   71.288705][ T6356] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   71.400977][ T6357] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   71.433681][ T6357] CPU: 1 UID: 0 PID: 6357 Comm: syz.0.57 Not tainted syzkaller #0 PREEMPT(full) 
[   71.433700][ T6357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   71.433708][ T6357] Call Trace:
[   71.433712][ T6357]  <TASK>
[   71.433718][ T6357]  dump_stack_lvl+0x189/0x250
[   71.433737][ T6357]  ? __pfx_dump_stack_lvl+0x10/0x10
[   71.433750][ T6357]  ? __pfx__printk+0x10/0x10
[   71.433765][ T6357]  ? kernfs_root+0x1c/0x230
[   71.433779][ T6357]  ? kernfs_path_from_node+0x250/0x290
[   71.433792][ T6357]  ? kernfs_path_from_node+0x2f/0x290
[   71.433806][ T6357]  sysfs_create_dir_ns+0x259/0x280
[   71.433820][ T6357]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   71.433833][ T6357]  ? do_raw_spin_unlock+0x122/0x240
[   71.433850][ T6357]  kobject_add_internal+0x59f/0xb40
[   71.433869][ T6357]  kobject_init_and_add+0x125/0x190
[   71.433887][ T6357]  ? __pfx_kobject_init_and_add+0x10/0x10
[   71.433904][ T6357]  ? __raw_spin_lock_init+0x45/0x100
[   71.433919][ T6357]  ? __init_swait_queue_head+0xa9/0x150
[   71.433934][ T6357]  gfs2_sys_fs_add+0x234/0x450
[   71.433948][ T6357]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   71.433962][ T6357]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   71.433981][ T6357]  gfs2_fill_super+0x13c0/0x20d0
[   71.434002][ T6357]  ? __pfx_gfs2_fill_super+0x10/0x10
[   71.434018][ T6357]  ? sb_set_blocksize+0x104/0x180
[   71.434030][ T6357]  ? setup_bdev_super+0x4c1/0x5b0
[   71.434047][ T6357]  get_tree_bdev_flags+0x40b/0x4d0
[   71.434063][ T6357]  ? __pfx_gfs2_fill_super+0x10/0x10
[   71.434079][ T6357]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   71.434098][ T6357]  gfs2_get_tree+0x51/0x1e0
[   71.434114][ T6357]  vfs_get_tree+0x8f/0x2b0
[   71.434131][ T6357]  do_new_mount+0x2a2/0xa30
[   71.434143][ T6357]  ? ns_capable+0x8a/0xf0
[   71.434155][ T6357]  ? __pfx_do_new_mount+0x10/0x10
[   71.434165][ T6357]  ? path_mount+0x61c/0xfe0
[   71.434174][ T6357]  ? user_path_at+0x44/0x60
[   71.434190][ T6357]  __se_sys_mount+0x317/0x410
[   71.434202][ T6357]  ? __pfx___se_sys_mount+0x10/0x10
[   71.434214][ T6357]  ? rcu_is_watching+0x15/0xb0
[   71.434227][ T6357]  ? __x64_sys_mount+0x20/0xc0
[   71.434238][ T6357]  do_syscall_64+0xfa/0x3b0
[   71.434254][ T6357]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   71.434266][ T6357]  ? clear_bhb_loop+0x60/0xb0
[   71.434279][ T6357]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   71.434290][ T6357] RIP: 0033:0x7f97a1d9038a
[   71.434305][ T6357] 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
[   71.434316][ T6357] RSP: 002b:00007f97a2c44e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   71.434330][ T6357] RAX: ffffffffffffffda RBX: 00007f97a2c44ef0 RCX: 00007f97a1d9038a
[   71.434338][ T6357] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f97a2c44eb0
[   71.434346][ T6357] RBP: 0000200000037f40 R08: 00007f97a2c44ef0 R09: 0000000000000000
[   71.434354][ T6357] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   71.434361][ T6357] R13: 00007f97a2c44eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   71.434373][ T6357]  </TASK>
[   71.434386][ T6357] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   71.453918][ T6364] loop2: detected capacity change from 0 to 32768
[   71.546808][ T6357] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   71.694331][ T6364] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   71.802741][ T6364] CPU: 1 UID: 0 PID: 6364 Comm: syz.2.60 Not tainted syzkaller #0 PREEMPT(full) 
[   71.802761][ T6364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   71.802768][ T6364] Call Trace:
[   71.802773][ T6364]  <TASK>
[   71.802778][ T6364]  dump_stack_lvl+0x189/0x250
[   71.802797][ T6364]  ? __pfx_dump_stack_lvl+0x10/0x10
[   71.802810][ T6364]  ? __pfx__printk+0x10/0x10
[   71.802825][ T6364]  ? kernfs_root+0x1c/0x230
[   71.802840][ T6364]  ? kernfs_path_from_node+0x250/0x290
[   71.802853][ T6364]  ? kernfs_path_from_node+0x2f/0x290
[   71.802868][ T6364]  sysfs_create_dir_ns+0x259/0x280
[   71.802881][ T6364]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   71.802894][ T6364]  ? do_raw_spin_unlock+0x122/0x240
[   71.802910][ T6364]  kobject_add_internal+0x59f/0xb40
[   71.802930][ T6364]  kobject_init_and_add+0x125/0x190
[   71.802948][ T6364]  ? __pfx_kobject_init_and_add+0x10/0x10
[   71.802964][ T6364]  ? __raw_spin_lock_init+0x45/0x100
[   71.802978][ T6364]  ? __init_swait_queue_head+0xa9/0x150
[   71.802994][ T6364]  gfs2_sys_fs_add+0x234/0x450
[   71.803008][ T6364]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   71.803023][ T6364]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   71.803043][ T6364]  gfs2_fill_super+0x13c0/0x20d0
[   71.803064][ T6364]  ? __pfx_gfs2_fill_super+0x10/0x10
[   71.803088][ T6364]  ? sb_set_blocksize+0x104/0x180
[   71.803100][ T6364]  ? setup_bdev_super+0x4c1/0x5b0
[   71.803117][ T6364]  get_tree_bdev_flags+0x40b/0x4d0
[   71.803134][ T6364]  ? __pfx_gfs2_fill_super+0x10/0x10
[   71.803149][ T6364]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   71.803168][ T6364]  gfs2_get_tree+0x51/0x1e0
[   71.803185][ T6364]  vfs_get_tree+0x8f/0x2b0
[   71.803202][ T6364]  do_new_mount+0x2a2/0xa30
[   71.803213][ T6364]  ? ns_capable+0x8a/0xf0
[   71.803225][ T6364]  ? __pfx_do_new_mount+0x10/0x10
[   71.803235][ T6364]  ? path_mount+0x61c/0xfe0
[   71.803244][ T6364]  ? user_path_at+0x44/0x60
[   71.803260][ T6364]  __se_sys_mount+0x317/0x410
[   71.803272][ T6364]  ? __pfx___se_sys_mount+0x10/0x10
[   71.803285][ T6364]  ? rcu_is_watching+0x15/0xb0
[   71.803297][ T6364]  ? __x64_sys_mount+0x20/0xc0
[   71.803309][ T6364]  do_syscall_64+0xfa/0x3b0
[   71.803325][ T6364]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   71.803337][ T6364]  ? clear_bhb_loop+0x60/0xb0
[   71.803350][ T6364]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   71.803361][ T6364] RIP: 0033:0x7f3a9f39038a
[   71.803372][ T6364] 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
[   71.803382][ T6364] RSP: 002b:00007f3aa01e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   71.803396][ T6364] RAX: ffffffffffffffda RBX: 00007f3aa01e0ef0 RCX: 00007f3a9f39038a
[   71.803405][ T6364] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f3aa01e0eb0
[   71.803412][ T6364] RBP: 0000200000037f40 R08: 00007f3aa01e0ef0 R09: 0000000000000000
[   71.803420][ T6364] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   71.803428][ T6364] R13: 00007f3aa01e0eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   71.803440][ T6364]  </TASK>
[   71.803453][ T6364] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   72.120312][ T6364] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   72.132454][ T6373] loop3: detected capacity change from 0 to 32768
[   72.171892][ T6373] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   72.213731][ T6373] CPU: 1 UID: 0 PID: 6373 Comm: syz.3.61 Not tainted syzkaller #0 PREEMPT(full) 
[   72.213750][ T6373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   72.213758][ T6373] Call Trace:
[   72.213762][ T6373]  <TASK>
[   72.213767][ T6373]  dump_stack_lvl+0x189/0x250
[   72.213787][ T6373]  ? __pfx_dump_stack_lvl+0x10/0x10
[   72.213800][ T6373]  ? __pfx__printk+0x10/0x10
[   72.213815][ T6373]  ? kernfs_root+0x1c/0x230
[   72.213830][ T6373]  ? kernfs_path_from_node+0x250/0x290
[   72.213842][ T6373]  ? kernfs_path_from_node+0x2f/0x290
[   72.213857][ T6373]  sysfs_create_dir_ns+0x259/0x280
[   72.213871][ T6373]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   72.213884][ T6373]  ? do_raw_spin_unlock+0x122/0x240
[   72.213899][ T6373]  kobject_add_internal+0x59f/0xb40
[   72.213919][ T6373]  kobject_init_and_add+0x125/0x190
[   72.213937][ T6373]  ? __pfx_kobject_init_and_add+0x10/0x10
[   72.213954][ T6373]  ? __raw_spin_lock_init+0x45/0x100
[   72.213969][ T6373]  ? __init_swait_queue_head+0xa9/0x150
[   72.213984][ T6373]  gfs2_sys_fs_add+0x234/0x450
[   72.213997][ T6373]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   72.214011][ T6373]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   72.214029][ T6373]  gfs2_fill_super+0x13c0/0x20d0
[   72.214049][ T6373]  ? __pfx_gfs2_fill_super+0x10/0x10
[   72.214065][ T6373]  ? sb_set_blocksize+0x104/0x180
[   72.214082][ T6373]  ? setup_bdev_super+0x4c1/0x5b0
[   72.214100][ T6373]  get_tree_bdev_flags+0x40b/0x4d0
[   72.214116][ T6373]  ? __pfx_gfs2_fill_super+0x10/0x10
[   72.214132][ T6373]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   72.214150][ T6373]  gfs2_get_tree+0x51/0x1e0
[   72.214166][ T6373]  vfs_get_tree+0x8f/0x2b0
[   72.214182][ T6373]  do_new_mount+0x2a2/0xa30
[   72.214192][ T6373]  ? ns_capable+0x8a/0xf0
[   72.214204][ T6373]  ? __pfx_do_new_mount+0x10/0x10
[   72.214214][ T6373]  ? path_mount+0x61c/0xfe0
[   72.214223][ T6373]  ? user_path_at+0x44/0x60
[   72.214239][ T6373]  __se_sys_mount+0x317/0x410
[   72.214251][ T6373]  ? __pfx___se_sys_mount+0x10/0x10
[   72.214262][ T6373]  ? rcu_is_watching+0x15/0xb0
[   72.214274][ T6373]  ? __x64_sys_mount+0x20/0xc0
[   72.214285][ T6373]  do_syscall_64+0xfa/0x3b0
[   72.214301][ T6373]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   72.214312][ T6373]  ? clear_bhb_loop+0x60/0xb0
[   72.214324][ T6373]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   72.214334][ T6373] RIP: 0033:0x7f27edb9038a
[   72.214345][ T6373] 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
[   72.214355][ T6373] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   72.214369][ T6373] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   72.214377][ T6373] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   72.214385][ T6373] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   72.214393][ T6373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   72.214400][ T6373] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   72.214410][ T6373]  </TASK>
[   72.214422][ T6373] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   72.273567][ T6375] loop1: detected capacity change from 0 to 32768
[   72.320288][ T6373] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   72.563685][ T6375] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   72.571069][ T6375] CPU: 1 UID: 0 PID: 6375 Comm: syz.1.62 Not tainted syzkaller #0 PREEMPT(full) 
[   72.571085][ T6375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   72.571095][ T6375] Call Trace:
[   72.571099][ T6375]  <TASK>
[   72.571103][ T6375]  dump_stack_lvl+0x189/0x250
[   72.571122][ T6375]  ? __pfx_dump_stack_lvl+0x10/0x10
[   72.571136][ T6375]  ? __pfx__printk+0x10/0x10
[   72.571151][ T6375]  ? kernfs_root+0x1c/0x230
[   72.571166][ T6375]  ? kernfs_path_from_node+0x250/0x290
[   72.571180][ T6375]  ? kernfs_path_from_node+0x2f/0x290
[   72.571194][ T6375]  sysfs_create_dir_ns+0x259/0x280
[   72.571209][ T6375]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   72.571222][ T6375]  ? do_raw_spin_unlock+0x122/0x240
[   72.571239][ T6375]  kobject_add_internal+0x59f/0xb40
[   72.571259][ T6375]  kobject_init_and_add+0x125/0x190
[   72.571277][ T6375]  ? __pfx_kobject_init_and_add+0x10/0x10
[   72.571294][ T6375]  ? __raw_spin_lock_init+0x45/0x100
[   72.571309][ T6375]  ? __init_swait_queue_head+0xa9/0x150
[   72.571324][ T6375]  gfs2_sys_fs_add+0x234/0x450
[   72.571338][ T6375]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   72.571362][ T6375]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   72.571381][ T6375]  gfs2_fill_super+0x13c0/0x20d0
[   72.571402][ T6375]  ? __pfx_gfs2_fill_super+0x10/0x10
[   72.571418][ T6375]  ? sb_set_blocksize+0x104/0x180
[   72.571431][ T6375]  ? setup_bdev_super+0x4c1/0x5b0
[   72.571449][ T6375]  get_tree_bdev_flags+0x40b/0x4d0
[   72.571465][ T6375]  ? __pfx_gfs2_fill_super+0x10/0x10
[   72.571480][ T6375]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   72.571499][ T6375]  gfs2_get_tree+0x51/0x1e0
[   72.571515][ T6375]  vfs_get_tree+0x8f/0x2b0
[   72.571532][ T6375]  do_new_mount+0x2a2/0xa30
[   72.571544][ T6375]  ? ns_capable+0x8a/0xf0
[   72.571556][ T6375]  ? __pfx_do_new_mount+0x10/0x10
[   72.571566][ T6375]  ? path_mount+0x61c/0xfe0
[   72.571576][ T6375]  ? user_path_at+0x44/0x60
[   72.571592][ T6375]  __se_sys_mount+0x317/0x410
[   72.571605][ T6375]  ? __pfx___se_sys_mount+0x10/0x10
[   72.571617][ T6375]  ? rcu_is_watching+0x15/0xb0
[   72.571630][ T6375]  ? __x64_sys_mount+0x20/0xc0
[   72.571642][ T6375]  do_syscall_64+0xfa/0x3b0
[   72.571658][ T6375]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   72.571670][ T6375]  ? clear_bhb_loop+0x60/0xb0
[   72.571684][ T6375]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   72.571695][ T6375] RIP: 0033:0x7f7fe199038a
[   72.571707][ T6375] 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
[   72.571717][ T6375] RSP: 002b:00007f7fe288ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   72.571731][ T6375] RAX: ffffffffffffffda RBX: 00007f7fe288aef0 RCX: 00007f7fe199038a
[   72.571740][ T6375] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f7fe288aeb0
[   72.571748][ T6375] RBP: 0000200000037f40 R08: 00007f7fe288aef0 R09: 0000000000000000
[   72.571756][ T6375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   72.571763][ T6375] R13: 00007f7fe288aeb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   72.571775][ T6375]  </TASK>
[   72.571788][ T6375] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   72.838065][ T6378] loop0: detected capacity change from 0 to 32768
[   72.923063][ T6378] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   72.951897][ T6378] CPU: 0 UID: 0 PID: 6378 Comm: syz.0.63 Not tainted syzkaller #0 PREEMPT(full) 
[   72.951917][ T6378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   72.951924][ T6378] Call Trace:
[   72.951929][ T6378]  <TASK>
[   72.951933][ T6378]  dump_stack_lvl+0x189/0x250
[   72.951953][ T6378]  ? __pfx_dump_stack_lvl+0x10/0x10
[   72.951966][ T6378]  ? __pfx__printk+0x10/0x10
[   72.951981][ T6378]  ? kernfs_root+0x1c/0x230
[   72.951996][ T6378]  ? kernfs_path_from_node+0x250/0x290
[   72.952010][ T6378]  ? kernfs_path_from_node+0x2f/0x290
[   72.952023][ T6378]  sysfs_create_dir_ns+0x259/0x280
[   72.952037][ T6378]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   72.952050][ T6378]  ? do_raw_spin_unlock+0x122/0x240
[   72.952066][ T6378]  kobject_add_internal+0x59f/0xb40
[   72.952086][ T6378]  kobject_init_and_add+0x125/0x190
[   72.952103][ T6378]  ? __pfx_kobject_init_and_add+0x10/0x10
[   72.952120][ T6378]  ? __raw_spin_lock_init+0x45/0x100
[   72.952135][ T6378]  ? __init_swait_queue_head+0xa9/0x150
[   72.952149][ T6378]  gfs2_sys_fs_add+0x234/0x450
[   72.952163][ T6378]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   72.952177][ T6378]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   72.952195][ T6378]  gfs2_fill_super+0x13c0/0x20d0
[   72.952214][ T6378]  ? __pfx_gfs2_fill_super+0x10/0x10
[   72.952231][ T6378]  ? sb_set_blocksize+0x104/0x180
[   72.952243][ T6378]  ? setup_bdev_super+0x4c1/0x5b0
[   72.952260][ T6378]  get_tree_bdev_flags+0x40b/0x4d0
[   72.952280][ T6378]  ? __pfx_gfs2_fill_super+0x10/0x10
[   72.952295][ T6378]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   72.952314][ T6378]  gfs2_get_tree+0x51/0x1e0
[   72.952330][ T6378]  vfs_get_tree+0x8f/0x2b0
[   72.952347][ T6378]  do_new_mount+0x2a2/0xa30
[   72.952358][ T6378]  ? ns_capable+0x8a/0xf0
[   72.952370][ T6378]  ? __pfx_do_new_mount+0x10/0x10
[   72.952380][ T6378]  ? path_mount+0x61c/0xfe0
[   72.952394][ T6378]  ? user_path_at+0x44/0x60
[   72.952410][ T6378]  __se_sys_mount+0x317/0x410
[   72.952422][ T6378]  ? __pfx___se_sys_mount+0x10/0x10
[   72.952434][ T6378]  ? rcu_is_watching+0x15/0xb0
[   72.952446][ T6378]  ? __x64_sys_mount+0x20/0xc0
[   72.952457][ T6378]  do_syscall_64+0xfa/0x3b0
[   72.952474][ T6378]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   72.952486][ T6378]  ? clear_bhb_loop+0x60/0xb0
[   72.952498][ T6378]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   72.952509][ T6378] RIP: 0033:0x7f97a1d9038a
[   72.952519][ T6378] 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
[   72.952530][ T6378] RSP: 002b:00007f97a2c44e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   72.952543][ T6378] RAX: ffffffffffffffda RBX: 00007f97a2c44ef0 RCX: 00007f97a1d9038a
[   72.952552][ T6378] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f97a2c44eb0
[   72.952560][ T6378] RBP: 0000200000037f40 R08: 00007f97a2c44ef0 R09: 0000000000000000
[   72.952567][ T6378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   72.952575][ T6378] R13: 00007f97a2c44eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   72.952587][ T6378]  </TASK>
[   72.953031][ T6375] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   72.963639][ T6378] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   73.290945][ T6378] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   73.429563][ T6392] loop3: detected capacity change from 0 to 32768
[   73.480103][ T6389] loop2: detected capacity change from 0 to 32768
[   73.559547][ T6392] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   73.574832][ T6389] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   73.592952][ T6392] CPU: 1 UID: 0 PID: 6392 Comm: syz.3.65 Not tainted syzkaller #0 PREEMPT(full) 
[   73.592969][ T6392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   73.592976][ T6392] Call Trace:
[   73.592982][ T6392]  <TASK>
[   73.592986][ T6392]  dump_stack_lvl+0x189/0x250
[   73.593005][ T6392]  ? __pfx_dump_stack_lvl+0x10/0x10
[   73.593019][ T6392]  ? __pfx__printk+0x10/0x10
[   73.593034][ T6392]  ? kernfs_root+0x1c/0x230
[   73.593057][ T6392]  ? kernfs_path_from_node+0x250/0x290
[   73.593070][ T6392]  ? kernfs_path_from_node+0x2f/0x290
[   73.593084][ T6392]  sysfs_create_dir_ns+0x259/0x280
[   73.593098][ T6392]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   73.593111][ T6392]  ? do_raw_spin_unlock+0x122/0x240
[   73.593127][ T6392]  kobject_add_internal+0x59f/0xb40
[   73.593147][ T6392]  kobject_init_and_add+0x125/0x190
[   73.593165][ T6392]  ? __pfx_kobject_init_and_add+0x10/0x10
[   73.593182][ T6392]  ? __raw_spin_lock_init+0x45/0x100
[   73.593196][ T6392]  ? __init_swait_queue_head+0xa9/0x150
[   73.593211][ T6392]  gfs2_sys_fs_add+0x234/0x450
[   73.593224][ T6392]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   73.593239][ T6392]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   73.593258][ T6392]  gfs2_fill_super+0x13c0/0x20d0
[   73.593277][ T6392]  ? __pfx_gfs2_fill_super+0x10/0x10
[   73.593293][ T6392]  ? sb_set_blocksize+0x104/0x180
[   73.593305][ T6392]  ? setup_bdev_super+0x4c1/0x5b0
[   73.593323][ T6392]  get_tree_bdev_flags+0x40b/0x4d0
[   73.593339][ T6392]  ? __pfx_gfs2_fill_super+0x10/0x10
[   73.593355][ T6392]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   73.593374][ T6392]  gfs2_get_tree+0x51/0x1e0
[   73.593390][ T6392]  vfs_get_tree+0x8f/0x2b0
[   73.593407][ T6392]  do_new_mount+0x2a2/0xa30
[   73.593418][ T6392]  ? ns_capable+0x8a/0xf0
[   73.593430][ T6392]  ? __pfx_do_new_mount+0x10/0x10
[   73.593440][ T6392]  ? path_mount+0x61c/0xfe0
[   73.593450][ T6392]  ? user_path_at+0x44/0x60
[   73.593465][ T6392]  __se_sys_mount+0x317/0x410
[   73.593478][ T6392]  ? __pfx___se_sys_mount+0x10/0x10
[   73.593490][ T6392]  ? rcu_is_watching+0x15/0xb0
[   73.593503][ T6392]  ? __x64_sys_mount+0x20/0xc0
[   73.593514][ T6392]  do_syscall_64+0xfa/0x3b0
[   73.593530][ T6392]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   73.593542][ T6392]  ? clear_bhb_loop+0x60/0xb0
[   73.593554][ T6392]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   73.593565][ T6392] RIP: 0033:0x7f27edb9038a
[   73.593577][ T6392] 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
[   73.593587][ T6392] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   73.593600][ T6392] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   73.593609][ T6392] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   73.593617][ T6392] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   73.593625][ T6392] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   73.593632][ T6392] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   73.593644][ T6392]  </TASK>
[   73.593656][ T6392] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   73.666053][ T6389] CPU: 0 UID: 0 PID: 6389 Comm: syz.2.64 Not tainted syzkaller #0 PREEMPT(full) 
[   73.666075][ T6389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   73.666082][ T6389] Call Trace:
[   73.666087][ T6389]  <TASK>
[   73.666091][ T6389]  dump_stack_lvl+0x189/0x250
[   73.666108][ T6389]  ? __pfx_dump_stack_lvl+0x10/0x10
[   73.666120][ T6389]  ? __pfx__printk+0x10/0x10
[   73.666132][ T6389]  ? kernfs_root+0x1c/0x230
[   73.666146][ T6389]  ? kernfs_path_from_node+0x250/0x290
[   73.666157][ T6389]  ? kernfs_path_from_node+0x2f/0x290
[   73.666169][ T6389]  sysfs_create_dir_ns+0x259/0x280
[   73.666182][ T6389]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   73.666193][ T6389]  ? do_raw_spin_unlock+0x122/0x240
[   73.666208][ T6389]  kobject_add_internal+0x59f/0xb40
[   73.666226][ T6389]  kobject_init_and_add+0x125/0x190
[   73.666241][ T6389]  ? __pfx_kobject_init_and_add+0x10/0x10
[   73.666256][ T6389]  ? __raw_spin_lock_init+0x45/0x100
[   73.666269][ T6389]  ? __init_swait_queue_head+0xa9/0x150
[   73.666282][ T6389]  gfs2_sys_fs_add+0x234/0x450
[   73.666294][ T6389]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   73.666306][ T6389]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   73.666324][ T6389]  gfs2_fill_super+0x13c0/0x20d0
[   73.666342][ T6389]  ? __pfx_gfs2_fill_super+0x10/0x10
[   73.666356][ T6389]  ? sb_set_blocksize+0x104/0x180
[   73.666367][ T6389]  ? setup_bdev_super+0x4c1/0x5b0
[   73.666382][ T6389]  get_tree_bdev_flags+0x40b/0x4d0
[   73.666397][ T6389]  ? __pfx_gfs2_fill_super+0x10/0x10
[   73.666410][ T6389]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   73.666426][ T6389]  gfs2_get_tree+0x51/0x1e0
[   73.666441][ T6389]  vfs_get_tree+0x8f/0x2b0
[   73.666455][ T6389]  do_new_mount+0x2a2/0xa30
[   73.666465][ T6389]  ? ns_capable+0x8a/0xf0
[   73.666476][ T6389]  ? __pfx_do_new_mount+0x10/0x10
[   73.666485][ T6389]  ? path_mount+0x61c/0xfe0
[   73.666493][ T6389]  ? user_path_at+0x44/0x60
[   73.666507][ T6389]  __se_sys_mount+0x317/0x410
[   73.666518][ T6389]  ? __pfx___se_sys_mount+0x10/0x10
[   73.666528][ T6389]  ? rcu_is_watching+0x15/0xb0
[   73.666539][ T6389]  ? __x64_sys_mount+0x20/0xc0
[   73.666549][ T6389]  do_syscall_64+0xfa/0x3b0
[   73.666563][ T6389]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   73.666573][ T6389]  ? clear_bhb_loop+0x60/0xb0
[   73.666584][ T6389]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   73.666594][ T6389] RIP: 0033:0x7f3a9f39038a
[   73.666604][ T6389] 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
[   73.666613][ T6389] RSP: 002b:00007f3aa01e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   73.666626][ T6389] RAX: ffffffffffffffda RBX: 00007f3aa01e0ef0 RCX: 00007f3a9f39038a
[   73.666633][ T6389] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f3aa01e0eb0
[   73.666640][ T6389] RBP: 0000200000037f40 R08: 00007f3aa01e0ef0 R09: 0000000000000000
[   73.666647][ T6389] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   73.666654][ T6389] R13: 00007f3aa01e0eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   73.666664][ T6389]  </TASK>
[   73.666676][ T6389] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   73.765687][ T6392] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   73.773719][ T6389] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   74.020192][ T6397] loop1: detected capacity change from 0 to 32768
[   74.136499][ T6402] loop0: detected capacity change from 0 to 32768
[   74.256083][ T6397] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   74.266834][ T6397] CPU: 1 UID: 0 PID: 6397 Comm: syz.1.66 Not tainted syzkaller #0 PREEMPT(full) 
[   74.266852][ T6397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   74.266859][ T6397] Call Trace:
[   74.266863][ T6397]  <TASK>
[   74.266868][ T6397]  dump_stack_lvl+0x189/0x250
[   74.266887][ T6397]  ? __pfx_dump_stack_lvl+0x10/0x10
[   74.266900][ T6397]  ? __pfx__printk+0x10/0x10
[   74.266913][ T6397]  ? kernfs_root+0x1c/0x230
[   74.266927][ T6397]  ? kernfs_path_from_node+0x250/0x290
[   74.266938][ T6397]  ? kernfs_path_from_node+0x2f/0x290
[   74.266951][ T6397]  sysfs_create_dir_ns+0x259/0x280
[   74.266963][ T6397]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   74.266973][ T6397]  ? do_raw_spin_unlock+0x122/0x240
[   74.266988][ T6397]  kobject_add_internal+0x59f/0xb40
[   74.267005][ T6397]  kobject_init_and_add+0x125/0x190
[   74.267020][ T6397]  ? __pfx_kobject_init_and_add+0x10/0x10
[   74.267034][ T6397]  ? __raw_spin_lock_init+0x45/0x100
[   74.267048][ T6397]  ? __init_swait_queue_head+0xa9/0x150
[   74.267061][ T6397]  gfs2_sys_fs_add+0x234/0x450
[   74.267073][ T6397]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   74.267086][ T6397]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   74.267102][ T6397]  gfs2_fill_super+0x13c0/0x20d0
[   74.267121][ T6397]  ? __pfx_gfs2_fill_super+0x10/0x10
[   74.267135][ T6397]  ? sb_set_blocksize+0x104/0x180
[   74.267146][ T6397]  ? setup_bdev_super+0x4c1/0x5b0
[   74.267162][ T6397]  get_tree_bdev_flags+0x40b/0x4d0
[   74.267176][ T6397]  ? __pfx_gfs2_fill_super+0x10/0x10
[   74.267190][ T6397]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   74.267208][ T6397]  gfs2_get_tree+0x51/0x1e0
[   74.267223][ T6397]  vfs_get_tree+0x8f/0x2b0
[   74.267240][ T6397]  do_new_mount+0x2a2/0xa30
[   74.267251][ T6397]  ? ns_capable+0x8a/0xf0
[   74.267261][ T6397]  ? __pfx_do_new_mount+0x10/0x10
[   74.267270][ T6397]  ? path_mount+0x61c/0xfe0
[   74.267278][ T6397]  ? user_path_at+0x44/0x60
[   74.267293][ T6397]  __se_sys_mount+0x317/0x410
[   74.267311][ T6397]  ? __pfx___se_sys_mount+0x10/0x10
[   74.267323][ T6397]  ? rcu_is_watching+0x15/0xb0
[   74.267334][ T6397]  ? __x64_sys_mount+0x20/0xc0
[   74.267345][ T6397]  do_syscall_64+0xfa/0x3b0
[   74.267360][ T6397]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   74.267371][ T6397]  ? clear_bhb_loop+0x60/0xb0
[   74.267382][ T6397]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   74.267393][ T6397] RIP: 0033:0x7f7fe199038a
[   74.267403][ T6397] 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
[   74.267413][ T6397] RSP: 002b:00007f7fe288ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   74.267426][ T6397] RAX: ffffffffffffffda RBX: 00007f7fe288aef0 RCX: 00007f7fe199038a
[   74.267434][ T6397] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f7fe288aeb0
[   74.267443][ T6397] RBP: 0000200000037f40 R08: 00007f7fe288aef0 R09: 0000000000000000
[   74.267450][ T6397] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   74.267457][ T6397] R13: 00007f7fe288aeb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   74.267469][ T6397]  </TASK>
[   74.267794][ T6397] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   74.526269][ T6402] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   74.532719][ T6397] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   74.595370][ T6402] CPU: 1 UID: 0 PID: 6402 Comm: syz.0.67 Not tainted syzkaller #0 PREEMPT(full) 
[   74.595385][ T6402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   74.595392][ T6402] Call Trace:
[   74.595397][ T6402]  <TASK>
[   74.595401][ T6402]  dump_stack_lvl+0x189/0x250
[   74.595419][ T6402]  ? __pfx_dump_stack_lvl+0x10/0x10
[   74.595430][ T6402]  ? __pfx__printk+0x10/0x10
[   74.595443][ T6402]  ? kernfs_root+0x1c/0x230
[   74.595458][ T6402]  ? kernfs_path_from_node+0x250/0x290
[   74.595470][ T6402]  ? kernfs_path_from_node+0x2f/0x290
[   74.595484][ T6402]  sysfs_create_dir_ns+0x259/0x280
[   74.595497][ T6402]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   74.595508][ T6402]  ? do_raw_spin_unlock+0x122/0x240
[   74.595523][ T6402]  kobject_add_internal+0x59f/0xb40
[   74.595541][ T6402]  kobject_init_and_add+0x125/0x190
[   74.595558][ T6402]  ? __pfx_kobject_init_and_add+0x10/0x10
[   74.595574][ T6402]  ? __raw_spin_lock_init+0x45/0x100
[   74.595589][ T6402]  ? __init_swait_queue_head+0xa9/0x150
[   74.595603][ T6402]  gfs2_sys_fs_add+0x234/0x450
[   74.595617][ T6402]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   74.595631][ T6402]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   74.595648][ T6402]  gfs2_fill_super+0x13c0/0x20d0
[   74.595667][ T6402]  ? __pfx_gfs2_fill_super+0x10/0x10
[   74.595681][ T6402]  ? sb_set_blocksize+0x104/0x180
[   74.595692][ T6402]  ? setup_bdev_super+0x4c1/0x5b0
[   74.595707][ T6402]  get_tree_bdev_flags+0x40b/0x4d0
[   74.595723][ T6402]  ? __pfx_gfs2_fill_super+0x10/0x10
[   74.595738][ T6402]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   74.595757][ T6402]  gfs2_get_tree+0x51/0x1e0
[   74.595772][ T6402]  vfs_get_tree+0x8f/0x2b0
[   74.595788][ T6402]  do_new_mount+0x2a2/0xa30
[   74.595800][ T6402]  ? ns_capable+0x8a/0xf0
[   74.595812][ T6402]  ? __pfx_do_new_mount+0x10/0x10
[   74.595822][ T6402]  ? path_mount+0x61c/0xfe0
[   74.595829][ T6402]  ? user_path_at+0x44/0x60
[   74.595842][ T6402]  __se_sys_mount+0x317/0x410
[   74.595854][ T6402]  ? __pfx___se_sys_mount+0x10/0x10
[   74.595864][ T6402]  ? rcu_is_watching+0x15/0xb0
[   74.595876][ T6402]  ? __x64_sys_mount+0x20/0xc0
[   74.595887][ T6402]  do_syscall_64+0xfa/0x3b0
[   74.595903][ T6402]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   74.595914][ T6402]  ? clear_bhb_loop+0x60/0xb0
[   74.595926][ T6402]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   74.595937][ T6402] RIP: 0033:0x7f97a1d9038a
[   74.595948][ T6402] 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
[   74.595958][ T6402] RSP: 002b:00007f97a2c44e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   74.595972][ T6402] RAX: ffffffffffffffda RBX: 00007f97a2c44ef0 RCX: 00007f97a1d9038a
[   74.595981][ T6402] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f97a2c44eb0
[   74.595988][ T6402] RBP: 0000200000037f40 R08: 00007f97a2c44ef0 R09: 0000000000000000
[   74.595996][ T6402] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   74.596003][ T6402] R13: 00007f97a2c44eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   74.596015][ T6402]  </TASK>
[   74.596027][ T6402] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   74.909675][ T6402] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   74.949519][ T6412] loop2: detected capacity change from 0 to 32768
[   74.985258][ T6412] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   74.994161][ T6412] CPU: 0 UID: 0 PID: 6412 Comm: syz.2.69 Not tainted syzkaller #0 PREEMPT(full) 
[   74.994178][ T6412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   74.994185][ T6412] Call Trace:
[   74.994190][ T6412]  <TASK>
[   74.994195][ T6412]  dump_stack_lvl+0x189/0x250
[   74.994215][ T6412]  ? __pfx_dump_stack_lvl+0x10/0x10
[   74.994229][ T6412]  ? __pfx__printk+0x10/0x10
[   74.994244][ T6412]  ? kernfs_root+0x1c/0x230
[   74.994259][ T6412]  ? kernfs_path_from_node+0x250/0x290
[   74.994273][ T6412]  ? kernfs_path_from_node+0x2f/0x290
[   74.994287][ T6412]  sysfs_create_dir_ns+0x259/0x280
[   74.994301][ T6412]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   74.994313][ T6412]  ? do_raw_spin_unlock+0x122/0x240
[   74.994330][ T6412]  kobject_add_internal+0x59f/0xb40
[   74.994350][ T6412]  kobject_init_and_add+0x125/0x190
[   74.994368][ T6412]  ? __pfx_kobject_init_and_add+0x10/0x10
[   74.994384][ T6412]  ? __raw_spin_lock_init+0x45/0x100
[   74.994399][ T6412]  ? __init_swait_queue_head+0xa9/0x150
[   74.994415][ T6412]  gfs2_sys_fs_add+0x234/0x450
[   74.994429][ T6412]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   74.994443][ T6412]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   74.994463][ T6412]  gfs2_fill_super+0x13c0/0x20d0
[   74.994488][ T6412]  ? __pfx_gfs2_fill_super+0x10/0x10
[   74.994505][ T6412]  ? sb_set_blocksize+0x104/0x180
[   74.994517][ T6412]  ? setup_bdev_super+0x4c1/0x5b0
[   74.994534][ T6412]  get_tree_bdev_flags+0x40b/0x4d0
[   74.994551][ T6412]  ? __pfx_gfs2_fill_super+0x10/0x10
[   74.994566][ T6412]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   74.994585][ T6412]  gfs2_get_tree+0x51/0x1e0
[   74.994602][ T6412]  vfs_get_tree+0x8f/0x2b0
[   74.994618][ T6412]  do_new_mount+0x2a2/0xa30
[   74.994630][ T6412]  ? ns_capable+0x8a/0xf0
[   74.994642][ T6412]  ? __pfx_do_new_mount+0x10/0x10
[   74.994652][ T6412]  ? path_mount+0x61c/0xfe0
[   74.994661][ T6412]  ? user_path_at+0x44/0x60
[   74.994678][ T6412]  __se_sys_mount+0x317/0x410
[   74.994690][ T6412]  ? __pfx___se_sys_mount+0x10/0x10
[   74.994703][ T6412]  ? rcu_is_watching+0x15/0xb0
[   74.994715][ T6412]  ? __x64_sys_mount+0x20/0xc0
2025/08/21 06:46:24 executed programs: 63
[   74.994726][ T6412]  do_syscall_64+0xfa/0x3b0
[   74.994742][ T6412]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   74.994754][ T6412]  ? clear_bhb_loop+0x60/0xb0
[   74.994767][ T6412]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   74.994778][ T6412] RIP: 0033:0x7f3a9f39038a
[   74.994789][ T6412] 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
[   74.994799][ T6412] RSP: 002b:00007f3aa01e0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   74.994813][ T6412] RAX: ffffffffffffffda RBX: 00007f3aa01e0ef0 RCX: 00007f3a9f39038a
[   74.994821][ T6412] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f3aa01e0eb0
[   74.994829][ T6412] RBP: 0000200000037f40 R08: 00007f3aa01e0ef0 R09: 0000000000000000
[   74.994837][ T6412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   74.994844][ T6412] R13: 00007f3aa01e0eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   74.994856][ T6412]  </TASK>
[   74.995797][ T6412] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   75.071801][ T6410] loop3: detected capacity change from 0 to 32768
[   75.116758][ T6412] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   75.198660][ T5984] gfs2: fsid=syz:syz.0: warning: assertion "gfs2_log_is_empty(sdp)" failed - function = gfs2_make_fs_ro, file = fs/gfs2/super.c, line = 564
[   75.339816][ T6410] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   75.347387][ T5984] CPU: 0 UID: 0 PID: 5984 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[   75.347404][ T5984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   75.347412][ T5984] Call Trace:
[   75.347417][ T5984]  <TASK>
[   75.347421][ T5984]  dump_stack_lvl+0x189/0x250
[   75.347441][ T5984]  ? __pfx_dump_stack_lvl+0x10/0x10
[   75.347455][ T5984]  ? __pfx__printk+0x10/0x10
[   75.347471][ T5984]  ? do_raw_spin_unlock+0x122/0x240
[   75.347488][ T5984]  gfs2_assert_warn_i+0x194/0x2c0
[   75.347506][ T5984]  gfs2_make_fs_ro+0x2f5/0x300
[   75.347518][ T5984]  ? __pfx_gfs2_make_fs_ro+0x10/0x10
[   75.347528][ T5984]  ? do_raw_spin_lock+0x121/0x290
[   75.347541][ T5984]  ? __pfx_autoremove_wake_function+0x10/0x10
[   75.347556][ T5984]  ? rcu_is_watching+0x15/0xb0
[   75.347569][ T5984]  ? do_raw_spin_unlock+0x122/0x240
[   75.347585][ T5984]  gfs2_put_super+0x224/0x950
[   75.347598][ T5984]  ? __pfx_gfs2_put_super+0x10/0x10
[   75.347609][ T5984]  generic_shutdown_super+0x132/0x2c0
[   75.347625][ T5984]  kill_block_super+0x44/0x90
[   75.347642][ T5984]  deactivate_locked_super+0xbc/0x130
[   75.347656][ T5984]  cleanup_mnt+0x425/0x4c0
[   75.347671][ T5984]  task_work_run+0x1d1/0x260
[   75.347688][ T5984]  ? __pfx_task_work_run+0x10/0x10
[   75.347703][ T5984]  ? __x64_sys_umount+0x122/0x160
[   75.347718][ T5984]  ? __pfx___x64_sys_umount+0x10/0x10
[   75.347734][ T5984]  ? rcu_is_watching+0x15/0xb0
[   75.347747][ T5984]  exit_to_user_mode_loop+0xec/0x130
[   75.347764][ T5984]  do_syscall_64+0x2bd/0x3b0
[   75.347781][ T5984]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   75.347793][ T5984]  ? clear_bhb_loop+0x60/0xb0
[   75.347806][ T5984]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   75.347816][ T5984] RIP: 0033:0x7f684a78ff17
[   75.347827][ T5984] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[   75.347837][ T5984] RSP: 002b:00007fffcc802878 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   75.347850][ T5984] RAX: 0000000000000000 RBX: 0000000000000064 RCX: 00007f684a78ff17
[   75.347858][ T5984] RDX: 0000000000000200 RSI: 0000000000000009 RDI: 00007fffcc803a20
[   75.347865][ T5984] RBP: 00007f684a811c05 R08: 000055556c742643 R09: 0000000000000000
[   75.347872][ T5984] R10: 0000000000000100 R11: 0000000000000206 R12: 00007fffcc803a20
[   75.347880][ T5984] R13: 00007f684a811c05 R14: 000055556c7274a8 R15: 00007fffcc804af0
[   75.347891][ T5984]  </TASK>
[   75.589321][ T6410] CPU: 1 UID: 0 PID: 6410 Comm: syz.3.68 Not tainted syzkaller #0 PREEMPT(full) 
[   75.589339][ T6410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   75.589346][ T6410] Call Trace:
[   75.589351][ T6410]  <TASK>
[   75.589356][ T6410]  dump_stack_lvl+0x189/0x250
[   75.589373][ T6410]  ? __pfx_dump_stack_lvl+0x10/0x10
[   75.589387][ T6410]  ? __pfx__printk+0x10/0x10
[   75.589401][ T6410]  ? kernfs_root+0x1c/0x230
[   75.589415][ T6410]  ? kernfs_path_from_node+0x250/0x290
[   75.589428][ T6410]  ? kernfs_path_from_node+0x2f/0x290
[   75.589442][ T6410]  sysfs_create_dir_ns+0x259/0x280
[   75.589455][ T6410]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[   75.589468][ T6410]  ? do_raw_spin_unlock+0x122/0x240
[   75.589484][ T6410]  kobject_add_internal+0x59f/0xb40
[   75.589504][ T6410]  kobject_init_and_add+0x125/0x190
[   75.589522][ T6410]  ? __pfx_kobject_init_and_add+0x10/0x10
[   75.589538][ T6410]  ? __raw_spin_lock_init+0x45/0x100
[   75.589552][ T6410]  ? __init_swait_queue_head+0xa9/0x150
[   75.589567][ T6410]  gfs2_sys_fs_add+0x234/0x450
[   75.589581][ T6410]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[   75.589595][ T6410]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[   75.589614][ T6410]  gfs2_fill_super+0x13c0/0x20d0
[   75.589634][ T6410]  ? __pfx_gfs2_fill_super+0x10/0x10
[   75.589651][ T6410]  ? sb_set_blocksize+0x104/0x180
[   75.589663][ T6410]  ? setup_bdev_super+0x4c1/0x5b0
[   75.589681][ T6410]  get_tree_bdev_flags+0x40b/0x4d0
[   75.589696][ T6410]  ? __pfx_gfs2_fill_super+0x10/0x10
[   75.589712][ T6410]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   75.589730][ T6410]  gfs2_get_tree+0x51/0x1e0
[   75.589745][ T6410]  vfs_get_tree+0x8f/0x2b0
[   75.589760][ T6410]  do_new_mount+0x2a2/0xa30
[   75.589770][ T6410]  ? ns_capable+0x8a/0xf0
[   75.589781][ T6410]  ? __pfx_do_new_mount+0x10/0x10
[   75.589792][ T6410]  ? path_mount+0x61c/0xfe0
[   75.589801][ T6410]  ? user_path_at+0x44/0x60
[   75.589818][ T6410]  __se_sys_mount+0x317/0x410
[   75.589832][ T6410]  ? __pfx___se_sys_mount+0x10/0x10
[   75.589851][ T6410]  ? rcu_is_watching+0x15/0xb0
[   75.589863][ T6410]  ? __x64_sys_mount+0x20/0xc0
[   75.589872][ T6410]  do_syscall_64+0xfa/0x3b0
[   75.589885][ T6410]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   75.589896][ T6410]  ? clear_bhb_loop+0x60/0xb0
[   75.589907][ T6410]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   75.589916][ T6410] RIP: 0033:0x7f27edb9038a
[   75.589927][ T6410] 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
[   75.589937][ T6410] RSP: 002b:00007f27eea01e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   75.589950][ T6410] RAX: ffffffffffffffda RBX: 00007f27eea01ef0 RCX: 00007f27edb9038a
[   75.589959][ T6410] RDX: 0000200000037f40 RSI: 0000200000000000 RDI: 00007f27eea01eb0
[   75.589967][ T6410] RBP: 0000200000037f40 R08: 00007f27eea01ef0 R09: 0000000000000000
[   75.589974][ T6410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
[   75.589981][ T6410] R13: 00007f27eea01eb0 R14: 0000000000037f14 R15: 0000200000037fc0
[   75.589993][ T6410]  </TASK>
[   75.590005][ T6410] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[   75.600081][   T96] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000011: 0000 [#1] SMP KASAN PTI
[   75.632927][ T6410] gfs2: fsid=syz:syz: error -17 adding sysfs files
[   75.634216][   T96] KASAN: null-ptr-deref in range [0x0000000000000088-0x000000000000008f]
[   75.926740][   T96] CPU: 0 UID: 0 PID: 96 Comm: kworker/0:1H Not tainted syzkaller #0 PREEMPT(full) 
[   75.935994][   T96] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[   75.946024][   T96] Workqueue: gfs2-glock/syz:syz glock_work_func
[   75.952250][   T96] RIP: 0010:__gfs2_trans_begin+0x3a6/0x890
[   75.958030][   T96] Code: 09 00 00 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ef e8 bb 1b 25 fe 41 bf 8c 00 00 00 4d 03 7d 00 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 03 04 00 00 45 8b 3f 89 df 44 89 fe e8
[   75.977614][   T96] RSP: 0018:ffffc900025e76c0 EFLAGS: 00010207
[   75.983655][   T96] RAX: 0000000000000011 RBX: 0000000000000004 RCX: ffff88801e361e00
[   75.991597][   T96] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffffc900025e7878
[   75.999539][   T96] RBP: ffffc900025e77b0 R08: ffff8880580780af R09: 1ffff1100b00f015
[   76.007483][   T96] R10: dffffc0000000000 R11: ffffed100b00f016 R12: dffffc0000000000
[   76.015426][   T96] R13: ffff888058078998 R14: ffffc900025e7800 R15: 000000000000008c
[   76.023369][   T96] FS:  0000000000000000(0000) GS:ffff888125a05000(0000) knlGS:0000000000000000
[   76.032267][   T96] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.038820][   T96] CR2: 00007f97a2c23f98 CR3: 000000003368e000 CR4: 00000000003526f0
[   76.046768][   T96] Call Trace:
[   76.050023][   T96]  <TASK>
[   76.052931][   T96]  ? __pfx___gfs2_trans_begin+0x10/0x10
[   76.058456][   T96]  gfs2_ail_empty_gl+0x12b/0x2f0
[   76.063370][   T96]  ? __pfx_gfs2_ail_empty_gl+0x10/0x10
[   76.068801][   T96]  ? inode_go_sync+0x462/0x5d0
[   76.073540][   T96]  ? __pfx_gfs2_log_flush+0x10/0x10
[   76.078709][   T96]  ? rcu_is_watching+0x15/0xb0
[   76.083447][   T96]  inode_go_sync+0x462/0x5d0
[   76.088010][   T96]  ? do_raw_spin_unlock+0x122/0x240
[   76.093192][   T96]  do_xmote+0x322/0x1060
[   76.097412][   T96]  glock_work_func+0x2a8/0x580
[   76.102157][   T96]  ? process_scheduled_works+0x9ef/0x17b0
[   76.107845][   T96]  ? process_scheduled_works+0x9ef/0x17b0
[   76.113534][   T96]  process_scheduled_works+0xade/0x17b0
[   76.119057][   T96]  ? __pfx_process_scheduled_works+0x10/0x10
[   76.125010][   T96]  worker_thread+0x8a0/0xda0
[   76.129589][   T96]  ? __kthread_parkme+0x7b/0x200
[   76.134498][   T96]  kthread+0x70e/0x8a0
[   76.138539][   T96]  ? __pfx_worker_thread+0x10/0x10
[   76.143622][   T96]  ? __pfx_kthread+0x10/0x10
[   76.148185][   T96]  ? _raw_spin_unlock_irq+0x23/0x50
[   76.153354][   T96]  ? lockdep_hardirqs_on+0x9c/0x150
[   76.158524][   T96]  ? __pfx_kthread+0x10/0x10
[   76.163087][   T96]  ret_from_fork+0x3f9/0x770
[   76.167651][   T96]  ? __pfx_ret_from_fork+0x10/0x10
[   76.172731][   T96]  ? __switch_to_asm+0x39/0x70
[   76.177467][   T96]  ? __switch_to_asm+0x33/0x70
[   76.182204][   T96]  ? __pfx_kthread+0x10/0x10
[   76.186764][   T96]  ret_from_fork_asm+0x1a/0x30
[   76.191515][   T96]  </TASK>
[   76.194518][   T96] Modules linked in:
[   76.199497][   T96] ---[ end trace 0000000000000000 ]---
[   76.222026][  T979] cfg80211: failed to load regulatory.db
[   76.231379][   T96] RIP: 0010:__gfs2_trans_begin+0x3a6/0x890
[   76.237217][   T96] Code: 09 00 00 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ef e8 bb 1b 25 fe 41 bf 8c 00 00 00 4d 03 7d 00 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 03 04 00 00 45 8b 3f 89 df 44 89 fe e8
[   76.257547][   T96] RSP: 0018:ffffc900025e76c0 EFLAGS: 00010207
[   76.263635][   T96] RAX: 0000000000000011 RBX: 0000000000000004 RCX: ffff88801e361e00
[   76.271600][   T96] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffffc900025e7878
[   76.278338][ T6418] loop1: detected capacity change from 0 to 32768
[   76.279575][   T96] RBP: ffffc900025e77b0 R08: ffff8880580780af R09: 1ffff1100b00f015
[   76.293980][   T96] R10: dffffc0000000000 R11: ffffed100b00f016 R12: dffffc0000000000
[   76.301937][   T96] R13: ffff888058078998 R14: ffffc900025e7800 R15: 000000000000008c
[   76.309931][   T96] FS:  0000000000000000(0000) GS:ffff888125a05000(0000) knlGS:0000000000000000
[   76.318926][   T96] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.325520][   T96] CR2: 00007f97a2c23f98 CR3: 000000007c81c000 CR4: 00000000003526f0
[   76.333505][   T96] Kernel panic - not syncing: Fatal exception
[   76.339652][   T96] Kernel Offset: disabled
[   76.343947][   T96] Rebooting in 86400 seconds..