unt+0x20/0xc0
[  122.606618][ T6303]  do_syscall_64+0xfa/0xf80
[  122.606635][ T6303]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  122.606651][ T6303]  ? clear_bhb_loop+0x60/0xb0
[  122.606671][ T6303]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  122.606687][ T6303] RIP: 0033:0x7f6edbb90eea
[  122.606703][ T6303] 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
[  122.606718][ T6303] RSP: 002b:00007f6edb1fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  122.606737][ T6303] RAX: ffffffffffffffda RBX: 00007f6edb1fdef0 RCX: 00007f6edbb90eea
[  122.606749][ T6303] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f6edb1fdeb0
[  122.606761][ T6303] RBP: 00002000000124c0 R08: 00007f6edb1fdef0 R09: 0000000000000000
[  122.606773][ T6303] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  122.606784][ T6303] R13: 00007f6edb1fdeb0 R14: 0000000000012588 R15: 0000200000000000
[  122.606814][ T6303]  </TASK>
[  122.606838][ T6303] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  122.955304][ T6303] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  123.316509][ T6310] loop2: detected capacity change from 0 to 32768
[  123.354308][ T6310] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  123.372980][ T6310] CPU: 1 UID: 0 PID: 6310 Comm: syz.2.72 Not tainted syzkaller #0 PREEMPT(full) 
[  123.373005][ T6310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  123.373015][ T6310] Call Trace:
[  123.373022][ T6310]  <TASK>
[  123.373029][ T6310]  dump_stack_lvl+0x189/0x250
[  123.373056][ T6310]  ? __pfx_dump_stack_lvl+0x10/0x10
[  123.373076][ T6310]  ? __pfx__printk+0x10/0x10
[  123.373104][ T6310]  ? kernfs_path_from_node+0x250/0x290
[  123.373121][ T6310]  ? kernfs_path_from_node+0x2f/0x290
[  123.373143][ T6310]  sysfs_create_dir_ns+0x259/0x280
[  123.373164][ T6310]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  123.373184][ T6310]  ? do_raw_spin_unlock+0x122/0x240
[  123.373210][ T6310]  kobject_add_internal+0x6ab/0xcc0
[  123.373238][ T6310]  kobject_init_and_add+0x125/0x190
[  123.373261][ T6310]  ? __pfx_kobject_init_and_add+0x10/0x10
[  123.373281][ T6310]  ? __raw_spin_lock_init+0x45/0x100
[  123.373304][ T6310]  ? __init_swait_queue_head+0xa9/0x150
[  123.373329][ T6310]  gfs2_sys_fs_add+0x234/0x450
[  123.373353][ T6310]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  123.373382][ T6310]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  123.373418][ T6310]  gfs2_fill_super+0x1388/0x21b0
[  123.373451][ T6310]  ? __pfx_gfs2_fill_super+0x10/0x10
[  123.373472][ T6310]  ? sb_set_blocksize+0x155/0x240
[  123.373493][ T6310]  ? setup_bdev_super+0x4c1/0x5b0
[  123.373514][ T6310]  get_tree_bdev_flags+0x40e/0x4d0
[  123.373531][ T6310]  ? __pfx_gfs2_fill_super+0x10/0x10
[  123.373548][ T6310]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  123.373563][ T6310]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  123.373596][ T6310]  gfs2_get_tree+0x51/0x1e0
[  123.373616][ T6310]  vfs_get_tree+0x92/0x2a0
[  123.373636][ T6310]  do_new_mount+0x302/0xa10
[  123.373655][ T6310]  ? apparmor_capable+0x137/0x1a0
[  123.373680][ T6310]  ? __pfx_do_new_mount+0x10/0x10
[  123.373700][ T6310]  ? ns_capable+0x8a/0xf0
[  123.373727][ T6310]  ? kmem_cache_free+0x197/0x620
[  123.373759][ T6310]  __se_sys_mount+0x313/0x410
[  123.373784][ T6310]  ? __pfx___se_sys_mount+0x10/0x10
[  123.373808][ T6310]  ? do_syscall_64+0xbe/0xf80
[  123.373823][ T6310]  ? __x64_sys_mount+0x20/0xc0
[  123.373845][ T6310]  do_syscall_64+0xfa/0xf80
[  123.373868][ T6310]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  123.373885][ T6310]  ? clear_bhb_loop+0x60/0xb0
[  123.373904][ T6310]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  123.373924][ T6310] RIP: 0033:0x7f284f790eea
[  123.373940][ T6310] 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
[  123.373955][ T6310] RSP: 002b:00007f28506f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  123.373972][ T6310] RAX: ffffffffffffffda RBX: 00007f28506f7ef0 RCX: 00007f284f790eea
[  123.373984][ T6310] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f28506f7eb0
[  123.373996][ T6310] RBP: 00002000000124c0 R08: 00007f28506f7ef0 R09: 0000000000000000
[  123.374008][ T6310] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  123.374019][ T6310] R13: 00007f28506f7eb0 R14: 0000000000012588 R15: 0000200000000000
[  123.374048][ T6310]  </TASK>
[  123.374073][ T6310] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  123.725301][ T6310] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  123.741883][ T6314] loop4: detected capacity change from 0 to 32768
[  123.787655][ T6314] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  123.795445][ T6314] CPU: 0 UID: 0 PID: 6314 Comm: syz.4.73 Not tainted syzkaller #0 PREEMPT(full) 
[  123.795468][ T6314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  123.795477][ T6314] Call Trace:
[  123.795484][ T6314]  <TASK>
[  123.795492][ T6314]  dump_stack_lvl+0x189/0x250
[  123.795520][ T6314]  ? __pfx_dump_stack_lvl+0x10/0x10
[  123.795540][ T6314]  ? __pfx__printk+0x10/0x10
[  123.795569][ T6314]  ? kernfs_path_from_node+0x250/0x290
[  123.795587][ T6314]  ? kernfs_path_from_node+0x2f/0x290
[  123.795608][ T6314]  sysfs_create_dir_ns+0x259/0x280
[  123.795629][ T6314]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  123.795649][ T6314]  ? do_raw_spin_unlock+0x122/0x240
[  123.795675][ T6314]  kobject_add_internal+0x6ab/0xcc0
[  123.795703][ T6314]  kobject_init_and_add+0x125/0x190
[  123.795727][ T6314]  ? __pfx_kobject_init_and_add+0x10/0x10
[  123.795748][ T6314]  ? __raw_spin_lock_init+0x45/0x100
[  123.795771][ T6314]  ? __init_swait_queue_head+0xa9/0x150
[  123.795796][ T6314]  gfs2_sys_fs_add+0x234/0x450
[  123.795818][ T6314]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  123.795847][ T6314]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  123.795883][ T6314]  gfs2_fill_super+0x1388/0x21b0
[  123.795916][ T6314]  ? __pfx_gfs2_fill_super+0x10/0x10
[  123.795937][ T6314]  ? sb_set_blocksize+0x155/0x240
[  123.795956][ T6314]  ? setup_bdev_super+0x4c1/0x5b0
[  123.795977][ T6314]  get_tree_bdev_flags+0x40e/0x4d0
[  123.795995][ T6314]  ? __pfx_gfs2_fill_super+0x10/0x10
[  123.796012][ T6314]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  123.796027][ T6314]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  123.796068][ T6314]  gfs2_get_tree+0x51/0x1e0
[  123.796088][ T6314]  vfs_get_tree+0x92/0x2a0
[  123.796109][ T6314]  do_new_mount+0x302/0xa10
[  123.796127][ T6314]  ? apparmor_capable+0x137/0x1a0
[  123.796153][ T6314]  ? __pfx_do_new_mount+0x10/0x10
[  123.796171][ T6314]  ? ns_capable+0x8a/0xf0
[  123.796192][ T6314]  ? kmem_cache_free+0x197/0x620
[  123.796220][ T6314]  __se_sys_mount+0x313/0x410
[  123.796247][ T6314]  ? __pfx___se_sys_mount+0x10/0x10
[  123.796271][ T6314]  ? do_syscall_64+0xbe/0xf80
[  123.796285][ T6314]  ? __x64_sys_mount+0x20/0xc0
[  123.796307][ T6314]  do_syscall_64+0xfa/0xf80
[  123.796323][ T6314]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  123.796341][ T6314]  ? clear_bhb_loop+0x60/0xb0
[  123.796361][ T6314]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  123.796377][ T6314] RIP: 0033:0x7f1395190eea
[  123.796397][ T6314] 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
[  123.796412][ T6314] RSP: 002b:00007f1396077e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  123.796430][ T6314] RAX: ffffffffffffffda RBX: 00007f1396077ef0 RCX: 00007f1395190eea
[  123.796443][ T6314] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f1396077eb0
[  123.796456][ T6314] RBP: 00002000000124c0 R08: 00007f1396077ef0 R09: 0000000000000000
[  123.796467][ T6314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  123.796478][ T6314] R13: 00007f1396077eb0 R14: 0000000000012588 R15: 0000200000000000
[  123.796508][ T6314]  </TASK>
[  123.796533][ T6314] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  123.962943][ T6317] loop3: detected capacity change from 0 to 32768
[  123.975578][ T6314] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  124.166150][ T6317] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  124.205433][ T6317] CPU: 1 UID: 0 PID: 6317 Comm: syz.3.74 Not tainted syzkaller #0 PREEMPT(full) 
[  124.205460][ T6317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  124.205470][ T6317] Call Trace:
[  124.205478][ T6317]  <TASK>
[  124.205485][ T6317]  dump_stack_lvl+0x189/0x250
[  124.205513][ T6317]  ? __pfx_dump_stack_lvl+0x10/0x10
[  124.205533][ T6317]  ? __pfx__printk+0x10/0x10
[  124.205561][ T6317]  ? kernfs_path_from_node+0x250/0x290
[  124.205579][ T6317]  ? kernfs_path_from_node+0x2f/0x290
[  124.205600][ T6317]  sysfs_create_dir_ns+0x259/0x280
[  124.205621][ T6317]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  124.205641][ T6317]  ? do_raw_spin_unlock+0x122/0x240
[  124.205668][ T6317]  kobject_add_internal+0x6ab/0xcc0
[  124.205696][ T6317]  kobject_init_and_add+0x125/0x190
[  124.205720][ T6317]  ? __pfx_kobject_init_and_add+0x10/0x10
[  124.205740][ T6317]  ? __raw_spin_lock_init+0x45/0x100
[  124.205771][ T6317]  ? __init_swait_queue_head+0xa9/0x150
[  124.205796][ T6317]  gfs2_sys_fs_add+0x234/0x450
[  124.205820][ T6317]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  124.205850][ T6317]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  124.205886][ T6317]  gfs2_fill_super+0x1388/0x21b0
[  124.205920][ T6317]  ? __pfx_gfs2_fill_super+0x10/0x10
[  124.205941][ T6317]  ? sb_set_blocksize+0x155/0x240
[  124.205962][ T6317]  ? setup_bdev_super+0x4c1/0x5b0
[  124.205983][ T6317]  get_tree_bdev_flags+0x40e/0x4d0
[  124.206000][ T6317]  ? __pfx_gfs2_fill_super+0x10/0x10
[  124.206017][ T6317]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  124.206032][ T6317]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  124.206066][ T6317]  gfs2_get_tree+0x51/0x1e0
[  124.206086][ T6317]  vfs_get_tree+0x92/0x2a0
[  124.206106][ T6317]  do_new_mount+0x302/0xa10
[  124.206124][ T6317]  ? apparmor_capable+0x137/0x1a0
[  124.206150][ T6317]  ? __pfx_do_new_mount+0x10/0x10
[  124.206170][ T6317]  ? ns_capable+0x8a/0xf0
[  124.206190][ T6317]  ? kmem_cache_free+0x197/0x620
[  124.206218][ T6317]  __se_sys_mount+0x313/0x410
[  124.206244][ T6317]  ? __pfx___se_sys_mount+0x10/0x10
[  124.206268][ T6317]  ? do_syscall_64+0xbe/0xf80
[  124.206283][ T6317]  ? __x64_sys_mount+0x20/0xc0
[  124.206304][ T6317]  do_syscall_64+0xfa/0xf80
[  124.206321][ T6317]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  124.206338][ T6317]  ? clear_bhb_loop+0x60/0xb0
[  124.206359][ T6317]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  124.206375][ T6317] RIP: 0033:0x7efd35190eea
[  124.206391][ T6317] 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
[  124.206405][ T6317] RSP: 002b:00007efd35fc8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  124.206424][ T6317] RAX: ffffffffffffffda RBX: 00007efd35fc8ef0 RCX: 00007efd35190eea
[  124.206437][ T6317] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007efd35fc8eb0
[  124.206449][ T6317] RBP: 00002000000124c0 R08: 00007efd35fc8ef0 R09: 0000000000000000
[  124.206460][ T6317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  124.206471][ T6317] R13: 00007efd35fc8eb0 R14: 0000000000012588 R15: 0000200000000000
[  124.206501][ T6317]  </TASK>
[  124.206526][ T6317] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  124.220543][ T6320] loop1: detected capacity change from 0 to 32768
[  124.252534][ T6317] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  124.546238][ T6320] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  124.590414][ T6320] CPU: 0 UID: 0 PID: 6320 Comm: syz.1.75 Not tainted syzkaller #0 PREEMPT(full) 
[  124.590440][ T6320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  124.590451][ T6320] Call Trace:
[  124.590458][ T6320]  <TASK>
[  124.590466][ T6320]  dump_stack_lvl+0x189/0x250
[  124.590493][ T6320]  ? __pfx_dump_stack_lvl+0x10/0x10
[  124.590513][ T6320]  ? __pfx__printk+0x10/0x10
[  124.590542][ T6320]  ? kernfs_path_from_node+0x250/0x290
[  124.590559][ T6320]  ? kernfs_path_from_node+0x2f/0x290
[  124.590580][ T6320]  sysfs_create_dir_ns+0x259/0x280
[  124.590601][ T6320]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  124.590621][ T6320]  ? do_raw_spin_unlock+0x122/0x240
[  124.590648][ T6320]  kobject_add_internal+0x6ab/0xcc0
[  124.590676][ T6320]  kobject_init_and_add+0x125/0x190
[  124.590700][ T6320]  ? __pfx_kobject_init_and_add+0x10/0x10
[  124.590720][ T6320]  ? __raw_spin_lock_init+0x45/0x100
[  124.590743][ T6320]  ? __init_swait_queue_head+0xa9/0x150
[  124.590769][ T6320]  gfs2_sys_fs_add+0x234/0x450
[  124.590802][ T6320]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  124.590832][ T6320]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  124.590867][ T6320]  gfs2_fill_super+0x1388/0x21b0
[  124.590901][ T6320]  ? __pfx_gfs2_fill_super+0x10/0x10
[  124.590922][ T6320]  ? sb_set_blocksize+0x155/0x240
[  124.590943][ T6320]  ? setup_bdev_super+0x4c1/0x5b0
[  124.590965][ T6320]  get_tree_bdev_flags+0x40e/0x4d0
[  124.590982][ T6320]  ? __pfx_gfs2_fill_super+0x10/0x10
[  124.590999][ T6320]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  124.591014][ T6320]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  124.591046][ T6320]  gfs2_get_tree+0x51/0x1e0
[  124.591066][ T6320]  vfs_get_tree+0x92/0x2a0
[  124.591086][ T6320]  do_new_mount+0x302/0xa10
[  124.591104][ T6320]  ? apparmor_capable+0x137/0x1a0
[  124.591129][ T6320]  ? __pfx_do_new_mount+0x10/0x10
[  124.591149][ T6320]  ? ns_capable+0x8a/0xf0
[  124.591171][ T6320]  ? kmem_cache_free+0x197/0x620
[  124.591199][ T6320]  __se_sys_mount+0x313/0x410
[  124.591226][ T6320]  ? __pfx___se_sys_mount+0x10/0x10
[  124.591250][ T6320]  ? do_syscall_64+0xbe/0xf80
[  124.591265][ T6320]  ? __x64_sys_mount+0x20/0xc0
[  124.591287][ T6320]  do_syscall_64+0xfa/0xf80
[  124.591304][ T6320]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  124.591320][ T6320]  ? clear_bhb_loop+0x60/0xb0
[  124.591340][ T6320]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  124.591356][ T6320] RIP: 0033:0x7f6edbb90eea
[  124.591373][ T6320] 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
[  124.591387][ T6320] RSP: 002b:00007f6edb1fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  124.591406][ T6320] RAX: ffffffffffffffda RBX: 00007f6edb1fdef0 RCX: 00007f6edbb90eea
[  124.591418][ T6320] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f6edb1fdeb0
[  124.591431][ T6320] RBP: 00002000000124c0 R08: 00007f6edb1fdef0 R09: 0000000000000000
[  124.591442][ T6320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  124.591453][ T6320] R13: 00007f6edb1fdeb0 R14: 0000000000012588 R15: 0000200000000000
[  124.591484][ T6320]  </TASK>
[  124.591509][ T6320] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  124.930746][ T6046] gfs2: fsid=syz:syz.0: file system withdrawn
[  124.995302][ T6320] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  125.967308][ T6328] loop2: detected capacity change from 0 to 32768
[  125.984379][ T6332] loop4: detected capacity change from 0 to 32768
[  126.008853][ T6328] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  126.038754][ T6328] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  126.072033][ T6332] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  126.078906][ T6328] gfs2: fsid=syz:syz.0: journal 0 mapped with 9 extents in 0ms
[  126.116360][ T5950] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  126.122459][ T6332] CPU: 0 UID: 0 PID: 6332 Comm: syz.4.77 Not tainted syzkaller #0 PREEMPT(full) 
[  126.122483][ T6332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  126.122493][ T6332] Call Trace:
[  126.122500][ T6332]  <TASK>
[  126.122507][ T6332]  dump_stack_lvl+0x189/0x250
[  126.122535][ T6332]  ? __pfx_dump_stack_lvl+0x10/0x10
[  126.122554][ T6332]  ? __pfx__printk+0x10/0x10
[  126.122581][ T6332]  ? kernfs_path_from_node+0x250/0x290
[  126.122598][ T6332]  ? kernfs_path_from_node+0x2f/0x290
[  126.122619][ T6332]  sysfs_create_dir_ns+0x259/0x280
[  126.122647][ T6332]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  126.122665][ T6332]  ? do_raw_spin_unlock+0x122/0x240
[  126.122691][ T6332]  kobject_add_internal+0x6ab/0xcc0
[  126.122718][ T6332]  kobject_init_and_add+0x125/0x190
[  126.122742][ T6332]  ? __pfx_kobject_init_and_add+0x10/0x10
[  126.122761][ T6332]  ? __raw_spin_lock_init+0x45/0x100
[  126.122783][ T6332]  ? __init_swait_queue_head+0xa9/0x150
[  126.122808][ T6332]  gfs2_sys_fs_add+0x234/0x450
[  126.122831][ T6332]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  126.122859][ T6332]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  126.122893][ T6332]  gfs2_fill_super+0x1388/0x21b0
[  126.122924][ T6332]  ? __pfx_gfs2_fill_super+0x10/0x10
[  126.122945][ T6332]  ? sb_set_blocksize+0x155/0x240
[  126.122965][ T6332]  ? setup_bdev_super+0x4c1/0x5b0
[  126.122982][ T6332]  get_tree_bdev_flags+0x40e/0x4d0
[  126.122999][ T6332]  ? __pfx_gfs2_fill_super+0x10/0x10
[  126.123015][ T6332]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  126.123030][ T6332]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  126.123063][ T6332]  gfs2_get_tree+0x51/0x1e0
[  126.123081][ T6332]  vfs_get_tree+0x92/0x2a0
[  126.123101][ T6332]  do_new_mount+0x302/0xa10
[  126.123118][ T6332]  ? apparmor_capable+0x137/0x1a0
[  126.123143][ T6332]  ? __pfx_do_new_mount+0x10/0x10
[  126.123161][ T6332]  ? ns_capable+0x8a/0xf0
[  126.123178][ T6332]  ? kmem_cache_free+0x197/0x620
[  126.123205][ T6332]  __se_sys_mount+0x313/0x410
[  126.123230][ T6332]  ? __pfx___se_sys_mount+0x10/0x10
[  126.123252][ T6332]  ? do_syscall_64+0xbe/0xf80
[  126.123266][ T6332]  ? __x64_sys_mount+0x20/0xc0
[  126.123288][ T6332]  do_syscall_64+0xfa/0xf80
[  126.123304][ T6332]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  126.123320][ T6332]  ? clear_bhb_loop+0x60/0xb0
[  126.123338][ T6332]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  126.123353][ T6332] RIP: 0033:0x7f1395190eea
[  126.123368][ T6332] 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
[  126.123382][ T6332] RSP: 002b:00007f1396077e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  126.123401][ T6332] RAX: ffffffffffffffda RBX: 00007f1396077ef0 RCX: 00007f1395190eea
[  126.123414][ T6332] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f1396077eb0
[  126.123425][ T6332] RBP: 00002000000124c0 R08: 00007f1396077ef0 R09: 0000000000000000
[  126.123436][ T6332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  126.123447][ T6332] R13: 00007f1396077eb0 R14: 0000000000012588 R15: 0000200000000000
[  126.123475][ T6332]  </TASK>
[  126.123499][ T6332] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  126.159698][ T6334] loop3: detected capacity change from 0 to 32768
[  126.202315][ T6336] loop1: detected capacity change from 0 to 32768
[  126.207852][ T5950] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  126.235391][ T6332] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  126.491300][ T6334] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  126.495391][ T5950] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 287ms
[  126.499397][ T6336] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  126.506402][ T5950] gfs2: fsid=syz:syz.0: jid=0: Done
[  126.506442][ T6328] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  126.538860][ T6336] CPU: 1 UID: 0 PID: 6336 Comm: syz.1.79 Not tainted syzkaller #0 PREEMPT(full) 
[  126.538884][ T6336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  126.538894][ T6336] Call Trace:
[  126.538901][ T6336]  <TASK>
[  126.538909][ T6336]  dump_stack_lvl+0x189/0x250
[  126.538937][ T6336]  ? __pfx_dump_stack_lvl+0x10/0x10
[  126.538956][ T6336]  ? __pfx__printk+0x10/0x10
[  126.538983][ T6336]  ? kernfs_path_from_node+0x250/0x290
[  126.539000][ T6336]  ? kernfs_path_from_node+0x2f/0x290
[  126.539021][ T6336]  sysfs_create_dir_ns+0x259/0x280
[  126.539043][ T6336]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  126.539061][ T6336]  ? do_raw_spin_unlock+0x122/0x240
[  126.539087][ T6336]  kobject_add_internal+0x6ab/0xcc0
[  126.539113][ T6336]  kobject_init_and_add+0x125/0x190
[  126.539134][ T6336]  ? __pfx_kobject_init_and_add+0x10/0x10
[  126.539153][ T6336]  ? __raw_spin_lock_init+0x45/0x100
[  126.539176][ T6336]  ? __init_swait_queue_head+0xa9/0x150
[  126.539201][ T6336]  gfs2_sys_fs_add+0x234/0x450
[  126.539226][ T6336]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  126.539254][ T6336]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  126.539288][ T6336]  gfs2_fill_super+0x1388/0x21b0
[  126.539321][ T6336]  ? __pfx_gfs2_fill_super+0x10/0x10
[  126.539343][ T6336]  ? sb_set_blocksize+0x155/0x240
[  126.539360][ T6336]  ? setup_bdev_super+0x4c1/0x5b0
[  126.539380][ T6336]  get_tree_bdev_flags+0x40e/0x4d0
[  126.539396][ T6336]  ? __pfx_gfs2_fill_super+0x10/0x10
[  126.539411][ T6336]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  126.539426][ T6336]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  126.539458][ T6336]  gfs2_get_tree+0x51/0x1e0
[  126.539478][ T6336]  vfs_get_tree+0x92/0x2a0
[  126.539498][ T6336]  do_new_mount+0x302/0xa10
[  126.539516][ T6336]  ? apparmor_capable+0x137/0x1a0
[  126.539542][ T6336]  ? __pfx_do_new_mount+0x10/0x10
[  126.539561][ T6336]  ? ns_capable+0x8a/0xf0
[  126.539581][ T6336]  ? kmem_cache_free+0x197/0x620
[  126.539608][ T6336]  __se_sys_mount+0x313/0x410
[  126.539634][ T6336]  ? __pfx___se_sys_mount+0x10/0x10
[  126.539657][ T6336]  ? do_syscall_64+0xbe/0xf80
[  126.539672][ T6336]  ? __x64_sys_mount+0x20/0xc0
[  126.539694][ T6336]  do_syscall_64+0xfa/0xf80
[  126.539711][ T6336]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  126.539726][ T6336]  ? clear_bhb_loop+0x60/0xb0
[  126.539746][ T6336]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  126.539762][ T6336] RIP: 0033:0x7f6edbb90eea
[  126.539779][ T6336] 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
2025/12/05 16:19:27 executed programs: 73
[  126.539793][ T6336] RSP: 002b:00007f6edb1fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  126.539812][ T6336] RAX: ffffffffffffffda RBX: 00007f6edb1fdef0 RCX: 00007f6edbb90eea
[  126.539824][ T6336] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f6edb1fdeb0
[  126.539842][ T6336] RBP: 00002000000124c0 R08: 00007f6edb1fdef0 R09: 0000000000000000
[  126.539853][ T6336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  126.539864][ T6336] R13: 00007f6edb1fdeb0 R14: 0000000000012588 R15: 0000200000000000
[  126.539893][ T6336]  </TASK>
[  126.539917][ T6336] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  126.859726][ T6334] CPU: 1 UID: 0 PID: 6334 Comm: syz.3.78 Not tainted syzkaller #0 PREEMPT(full) 
[  126.859769][ T6334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  126.859780][ T6334] Call Trace:
[  126.859788][ T6334]  <TASK>
[  126.859796][ T6334]  dump_stack_lvl+0x189/0x250
[  126.859832][ T6334]  ? __pfx_dump_stack_lvl+0x10/0x10
[  126.859851][ T6334]  ? __pfx__printk+0x10/0x10
[  126.859879][ T6334]  ? kernfs_path_from_node+0x250/0x290
[  126.859897][ T6334]  ? kernfs_path_from_node+0x2f/0x290
[  126.859919][ T6334]  sysfs_create_dir_ns+0x259/0x280
[  126.859940][ T6334]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  126.859960][ T6334]  ? do_raw_spin_unlock+0x122/0x240
[  126.859987][ T6334]  kobject_add_internal+0x6ab/0xcc0
[  126.860015][ T6334]  kobject_init_and_add+0x125/0x190
[  126.860040][ T6334]  ? __pfx_kobject_init_and_add+0x10/0x10
[  126.860069][ T6334]  ? __raw_spin_lock_init+0x45/0x100
[  126.860092][ T6334]  ? __init_swait_queue_head+0xa9/0x150
[  126.860117][ T6334]  gfs2_sys_fs_add+0x234/0x450
[  126.860141][ T6334]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  126.860169][ T6334]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  126.860205][ T6334]  gfs2_fill_super+0x1388/0x21b0
[  126.860238][ T6334]  ? __pfx_gfs2_fill_super+0x10/0x10
[  126.860259][ T6334]  ? sb_set_blocksize+0x155/0x240
[  126.860286][ T6334]  ? setup_bdev_super+0x4c1/0x5b0
[  126.860308][ T6334]  get_tree_bdev_flags+0x40e/0x4d0
[  126.860326][ T6334]  ? __pfx_gfs2_fill_super+0x10/0x10
[  126.860342][ T6334]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  126.860357][ T6334]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  126.860391][ T6334]  gfs2_get_tree+0x51/0x1e0
[  126.860411][ T6334]  vfs_get_tree+0x92/0x2a0
[  126.860431][ T6334]  do_new_mount+0x302/0xa10
[  126.860454][ T6334]  ? apparmor_capable+0x137/0x1a0
[  126.860480][ T6334]  ? __pfx_do_new_mount+0x10/0x10
[  126.860500][ T6334]  ? ns_capable+0x8a/0xf0
[  126.860520][ T6334]  ? kmem_cache_free+0x197/0x620
[  126.860549][ T6334]  __se_sys_mount+0x313/0x410
[  126.860575][ T6334]  ? __pfx___se_sys_mount+0x10/0x10
[  126.860599][ T6334]  ? do_syscall_64+0xbe/0xf80
[  126.860614][ T6334]  ? __x64_sys_mount+0x20/0xc0
[  126.860641][ T6334]  do_syscall_64+0xfa/0xf80
[  126.860658][ T6334]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  126.860674][ T6334]  ? clear_bhb_loop+0x60/0xb0
[  126.860694][ T6334]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  126.860711][ T6334] RIP: 0033:0x7efd35190eea
[  126.860728][ T6334] 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
[  126.860742][ T6334] RSP: 002b:00007efd35fc8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  126.860761][ T6334] RAX: ffffffffffffffda RBX: 00007efd35fc8ef0 RCX: 00007efd35190eea
[  126.860774][ T6334] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007efd35fc8eb0
[  126.860786][ T6334] RBP: 00002000000124c0 R08: 00007efd35fc8ef0 R09: 0000000000000000
[  126.860797][ T6334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  126.860814][ T6334] R13: 00007efd35fc8eb0 R14: 0000000000012588 R15: 0000200000000000
[  126.860845][ T6334]  </TASK>
[  126.860871][ T6334] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  126.885716][ T6336] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  126.898986][ T6334] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  126.932491][ T6338] loop0: detected capacity change from 0 to 32768
[  127.239193][ T6328] gfs2: fsid=syz:syz.0: found 1 quota changes
[  127.245329][ T6338] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  127.245351][ T6338] CPU: 0 UID: 0 PID: 6338 Comm: syz.0.67 Not tainted syzkaller #0 PREEMPT(full) 
[  127.245370][ T6338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  127.245378][ T6338] Call Trace:
[  127.245385][ T6338]  <TASK>
[  127.245391][ T6338]  dump_stack_lvl+0x189/0x250
[  127.245417][ T6338]  ? __pfx_dump_stack_lvl+0x10/0x10
[  127.245435][ T6338]  ? __pfx__printk+0x10/0x10
[  127.245462][ T6338]  ? kernfs_path_from_node+0x250/0x290
[  127.245480][ T6338]  ? kernfs_path_from_node+0x2f/0x290
[  127.245501][ T6338]  sysfs_create_dir_ns+0x259/0x280
[  127.245528][ T6338]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  127.245546][ T6338]  ? do_raw_spin_unlock+0x122/0x240
[  127.245573][ T6338]  kobject_add_internal+0x6ab/0xcc0
[  127.245600][ T6338]  kobject_init_and_add+0x125/0x190
[  127.245623][ T6338]  ? __pfx_kobject_init_and_add+0x10/0x10
[  127.245642][ T6338]  ? __raw_spin_lock_init+0x45/0x100
[  127.245665][ T6338]  ? __init_swait_queue_head+0xa9/0x150
[  127.245690][ T6338]  gfs2_sys_fs_add+0x234/0x450
[  127.245714][ T6338]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  127.245742][ T6338]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  127.245775][ T6338]  gfs2_fill_super+0x1388/0x21b0
[  127.245806][ T6338]  ? __pfx_gfs2_fill_super+0x10/0x10
[  127.245826][ T6338]  ? sb_set_blocksize+0x155/0x240
[  127.245846][ T6338]  ? setup_bdev_super+0x4c1/0x5b0
[  127.245867][ T6338]  get_tree_bdev_flags+0x40e/0x4d0
[  127.245883][ T6338]  ? __pfx_gfs2_fill_super+0x10/0x10
[  127.245899][ T6338]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  127.245913][ T6338]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  127.245945][ T6338]  gfs2_get_tree+0x51/0x1e0
[  127.245964][ T6338]  vfs_get_tree+0x92/0x2a0
[  127.245983][ T6338]  do_new_mount+0x302/0xa10
[  127.246000][ T6338]  ? apparmor_capable+0x137/0x1a0
[  127.246026][ T6338]  ? __pfx_do_new_mount+0x10/0x10
[  127.246045][ T6338]  ? ns_capable+0x8a/0xf0
[  127.246065][ T6338]  ? kmem_cache_free+0x197/0x620
[  127.246092][ T6338]  __se_sys_mount+0x313/0x410
[  127.246117][ T6338]  ? __pfx___se_sys_mount+0x10/0x10
[  127.246140][ T6338]  ? do_syscall_64+0xbe/0xf80
[  127.246154][ T6338]  ? __x64_sys_mount+0x20/0xc0
[  127.246176][ T6338]  do_syscall_64+0xfa/0xf80
[  127.246192][ T6338]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  127.246207][ T6338]  ? clear_bhb_loop+0x60/0xb0
[  127.246227][ T6338]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  127.246242][ T6338] RIP: 0033:0x7fc04a590eea
[  127.246258][ T6338] 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
[  127.246272][ T6338] RSP: 002b:00007fc04b372e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  127.246291][ T6338] RAX: ffffffffffffffda RBX: 00007fc04b372ef0 RCX: 00007fc04a590eea
[  127.246303][ T6338] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fc04b372eb0
[  127.246315][ T6338] RBP: 00002000000124c0 R08: 00007fc04b372ef0 R09: 0000000000000000
[  127.246326][ T6338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  127.246336][ T6338] R13: 00007fc04b372eb0 R14: 0000000000012588 R15: 0000200000000000
[  127.246364][ T6338]  </TASK>
[  127.246387][ T6338] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  127.582548][ T5941] syz-executor: attempt to access beyond end of device
[  127.582548][ T5941] loop2: rw=8400897, sector=68719479080, nr_sectors = 8 limit=32768
[  127.616743][ T6338] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  127.652384][ T5941] Buffer I/O error on dev loop2, logical block 8589934885, lost async page write
[  127.720861][ T5941] gfs2: fsid=syz:syz.0: fatal: I/O error - block = 8589934885, function = gfs2_ail1_start_one, file = fs/gfs2/log.c, line = 116
[  127.734184][ T5941] CPU: 0 UID: 0 PID: 5941 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[  127.734209][ T5941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  127.734219][ T5941] Call Trace:
[  127.734226][ T5941]  <TASK>
[  127.734234][ T5941]  dump_stack_lvl+0x189/0x250
[  127.734262][ T5941]  ? __pfx_dump_stack_lvl+0x10/0x10
[  127.734283][ T5941]  ? do_raw_spin_lock+0x121/0x290
[  127.734304][ T5941]  ? gfs2_ail1_flush+0xce2/0xfb0
[  127.734323][ T5941]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  127.734351][ T5941]  gfs2_withdraw+0xc3/0x1b0
[  127.734369][ T5941]  gfs2_ail1_flush+0x97b/0xfb0
[  127.734406][ T5941]  ? __pfx_gfs2_ail1_flush+0x10/0x10
[  127.734430][ T5941]  ? __lock_acquire+0x6b6/0x2cf0
[  127.734455][ T5941]  empty_ail1_list+0x13d/0x260
[  127.734483][ T5941]  ? __pfx_empty_ail1_list+0x10/0x10
[  127.734544][ T5941]  ? do_raw_spin_unlock+0x122/0x240
[  127.734570][ T5941]  gfs2_log_flush+0x1de3/0x24c0
[  127.734602][ T5941]  ? __pfx_gfs2_log_flush+0x10/0x10
[  127.734626][ T5941]  ? __pfx_call_rcu+0x10/0x10
[  127.734645][ T5941]  ? radix_tree_delete_item+0x2b6/0x400
[  127.734671][ T5941]  gfs2_kill_sb+0x5c/0x430
[  127.734688][ T5941]  ? shrinker_free+0x2ce/0x3e0
[  127.734709][ T5941]  deactivate_locked_super+0xbc/0x130
[  127.734734][ T5941]  cleanup_mnt+0x425/0x4c0
[  127.734757][ T5941]  ? lockdep_hardirqs_on+0x98/0x140
[  127.734776][ T5941]  task_work_run+0x1d4/0x260
[  127.734801][ T5941]  ? __pfx_task_work_run+0x10/0x10
[  127.734828][ T5941]  ? exit_to_user_mode_loop+0x55/0x4f0
[  127.734850][ T5941]  exit_to_user_mode_loop+0xff/0x4f0
[  127.734866][ T5941]  ? rcu_is_watching+0x15/0xb0
[  127.734890][ T5941]  do_syscall_64+0x2e3/0xf80
[  127.734907][ T5941]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  127.734924][ T5941]  ? clear_bhb_loop+0x60/0xb0
[  127.734944][ T5941]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  127.734960][ T5941] RIP: 0033:0x7f284f790a77
[  127.734976][ T5941] 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
[  127.734989][ T5941] RSP: 002b:00007ffdea67cc68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  127.735008][ T5941] RAX: 0000000000000000 RBX: 00007f284f813d7d RCX: 00007f284f790a77
[  127.735019][ T5941] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdea67cd20
[  127.735030][ T5941] RBP: 00007ffdea67cd20 R08: 0000000000000000 R09: 0000000000000000
[  127.735041][ T5941] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdea67ddb0
[  127.735052][ T5941] R13: 00007f284f813d7d R14: 000000000001f144 R15: 00007ffdea67ddf0
[  127.735082][ T5941]  </TASK>
[  127.735088][ T5941] gfs2: fsid=syz:syz.0: about to withdraw this file system
[  128.419148][ T6350] loop4: detected capacity change from 0 to 32768
[  128.473078][ T6350] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  128.496632][ T6350] CPU: 0 UID: 0 PID: 6350 Comm: syz.4.80 Not tainted syzkaller #0 PREEMPT(full) 
[  128.496657][ T6350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  128.496668][ T6350] Call Trace:
[  128.496675][ T6350]  <TASK>
[  128.496682][ T6350]  dump_stack_lvl+0x189/0x250
[  128.496709][ T6350]  ? __pfx_dump_stack_lvl+0x10/0x10
[  128.496729][ T6350]  ? __pfx__printk+0x10/0x10
[  128.496758][ T6350]  ? kernfs_path_from_node+0x250/0x290
[  128.496775][ T6350]  ? kernfs_path_from_node+0x2f/0x290
[  128.496797][ T6350]  sysfs_create_dir_ns+0x259/0x280
[  128.496818][ T6350]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  128.496838][ T6350]  ? do_raw_spin_unlock+0x122/0x240
[  128.496865][ T6350]  kobject_add_internal+0x6ab/0xcc0
[  128.496893][ T6350]  kobject_init_and_add+0x125/0x190
[  128.496917][ T6350]  ? __pfx_kobject_init_and_add+0x10/0x10
[  128.496936][ T6350]  ? __raw_spin_lock_init+0x45/0x100
[  128.496958][ T6350]  ? __init_swait_queue_head+0xa9/0x150
[  128.496981][ T6350]  gfs2_sys_fs_add+0x234/0x450
[  128.497002][ T6350]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  128.497027][ T6350]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  128.497062][ T6350]  gfs2_fill_super+0x1388/0x21b0
[  128.497093][ T6350]  ? __pfx_gfs2_fill_super+0x10/0x10
[  128.497115][ T6350]  ? sb_set_blocksize+0x155/0x240
[  128.497136][ T6350]  ? setup_bdev_super+0x4c1/0x5b0
[  128.497157][ T6350]  get_tree_bdev_flags+0x40e/0x4d0
[  128.497174][ T6350]  ? __pfx_gfs2_fill_super+0x10/0x10
[  128.497190][ T6350]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  128.497206][ T6350]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  128.497239][ T6350]  gfs2_get_tree+0x51/0x1e0
[  128.497259][ T6350]  vfs_get_tree+0x92/0x2a0
[  128.497278][ T6350]  do_new_mount+0x302/0xa10
[  128.497296][ T6350]  ? apparmor_capable+0x137/0x1a0
[  128.497321][ T6350]  ? __pfx_do_new_mount+0x10/0x10
[  128.497340][ T6350]  ? ns_capable+0x8a/0xf0
[  128.497361][ T6350]  ? kmem_cache_free+0x197/0x620
[  128.497397][ T6350]  __se_sys_mount+0x313/0x410
[  128.497422][ T6350]  ? __pfx___se_sys_mount+0x10/0x10
[  128.497447][ T6350]  ? do_syscall_64+0xbe/0xf80
[  128.497461][ T6350]  ? __x64_sys_mount+0x20/0xc0
[  128.497483][ T6350]  do_syscall_64+0xfa/0xf80
[  128.497500][ T6350]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  128.497517][ T6350]  ? clear_bhb_loop+0x60/0xb0
[  128.497537][ T6350]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  128.497553][ T6350] RIP: 0033:0x7f1395190eea
[  128.497569][ T6350] 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
[  128.497583][ T6350] RSP: 002b:00007f1396077e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  128.497602][ T6350] RAX: ffffffffffffffda RBX: 00007f1396077ef0 RCX: 00007f1395190eea
[  128.497615][ T6350] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f1396077eb0
[  128.497627][ T6350] RBP: 00002000000124c0 R08: 00007f1396077ef0 R09: 0000000000000000
[  128.497637][ T6350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  128.497648][ T6350] R13: 00007f1396077eb0 R14: 0000000000012588 R15: 0000200000000000
[  128.497678][ T6350]  </TASK>
[  128.498239][ T6350] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  128.821578][ T6350] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  128.879992][ T6354] loop3: detected capacity change from 0 to 32768
[  128.920392][ T6354] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  128.928773][ T6354] CPU: 0 UID: 0 PID: 6354 Comm: syz.3.81 Not tainted syzkaller #0 PREEMPT(full) 
[  128.928796][ T6354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  128.928807][ T6354] Call Trace:
[  128.928814][ T6354]  <TASK>
[  128.928821][ T6354]  dump_stack_lvl+0x189/0x250
[  128.928848][ T6354]  ? __pfx_dump_stack_lvl+0x10/0x10
[  128.928868][ T6354]  ? __pfx__printk+0x10/0x10
[  128.928894][ T6354]  ? kernfs_path_from_node+0x250/0x290
[  128.928912][ T6354]  ? kernfs_path_from_node+0x2f/0x290
[  128.928933][ T6354]  sysfs_create_dir_ns+0x259/0x280
[  128.928953][ T6354]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  128.928974][ T6354]  ? do_raw_spin_unlock+0x122/0x240
[  128.929001][ T6354]  kobject_add_internal+0x6ab/0xcc0
[  128.929028][ T6354]  kobject_init_and_add+0x125/0x190
[  128.929052][ T6354]  ? __pfx_kobject_init_and_add+0x10/0x10
[  128.929070][ T6354]  ? __raw_spin_lock_init+0x45/0x100
[  128.929092][ T6354]  ? __init_swait_queue_head+0xa9/0x150
[  128.929117][ T6354]  gfs2_sys_fs_add+0x234/0x450
[  128.929139][ T6354]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  128.929167][ T6354]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  128.929199][ T6354]  gfs2_fill_super+0x1388/0x21b0
[  128.929228][ T6354]  ? __pfx_gfs2_fill_super+0x10/0x10
[  128.929246][ T6354]  ? sb_set_blocksize+0x155/0x240
[  128.929265][ T6354]  ? setup_bdev_super+0x4c1/0x5b0
[  128.929286][ T6354]  get_tree_bdev_flags+0x40e/0x4d0
[  128.929303][ T6354]  ? __pfx_gfs2_fill_super+0x10/0x10
[  128.929319][ T6354]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  128.929334][ T6354]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  128.929380][ T6354]  gfs2_get_tree+0x51/0x1e0
[  128.929397][ T6354]  vfs_get_tree+0x92/0x2a0
[  128.929416][ T6354]  do_new_mount+0x302/0xa10
[  128.929433][ T6354]  ? apparmor_capable+0x137/0x1a0
[  128.929456][ T6354]  ? __pfx_do_new_mount+0x10/0x10
[  128.929475][ T6354]  ? ns_capable+0x8a/0xf0
[  128.929495][ T6354]  ? kmem_cache_free+0x197/0x620
[  128.929521][ T6354]  __se_sys_mount+0x313/0x410
[  128.929546][ T6354]  ? __pfx___se_sys_mount+0x10/0x10
[  128.929570][ T6354]  ? do_syscall_64+0xbe/0xf80
[  128.929582][ T6354]  ? __x64_sys_mount+0x20/0xc0
[  128.929603][ T6354]  do_syscall_64+0xfa/0xf80
[  128.929617][ T6354]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  128.929634][ T6354]  ? clear_bhb_loop+0x60/0xb0
[  128.929654][ T6354]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  128.929669][ T6354] RIP: 0033:0x7efd35190eea
[  128.929683][ T6354] 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
[  128.929697][ T6354] RSP: 002b:00007efd35fc8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  128.929714][ T6354] RAX: ffffffffffffffda RBX: 00007efd35fc8ef0 RCX: 00007efd35190eea
[  128.929726][ T6354] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007efd35fc8eb0
[  128.929737][ T6354] RBP: 00002000000124c0 R08: 00007efd35fc8ef0 R09: 0000000000000000
[  128.929747][ T6354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  128.929757][ T6354] R13: 00007efd35fc8eb0 R14: 0000000000012588 R15: 0000200000000000
[  128.929784][ T6354]  </TASK>
[  128.930310][ T6354] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  128.963234][ T6356] loop0: detected capacity change from 0 to 32768
[  129.017087][ T6358] loop1: detected capacity change from 0 to 32768
[  129.028301][ T6354] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  129.286919][ T6358] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  129.294451][ T6358] CPU: 0 UID: 0 PID: 6358 Comm: syz.1.84 Not tainted syzkaller #0 PREEMPT(full) 
[  129.294475][ T6358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  129.294485][ T6358] Call Trace:
[  129.294493][ T6358]  <TASK>
[  129.294500][ T6358]  dump_stack_lvl+0x189/0x250
[  129.294528][ T6358]  ? __pfx_dump_stack_lvl+0x10/0x10
[  129.294547][ T6358]  ? __pfx__printk+0x10/0x10
[  129.294576][ T6358]  ? kernfs_path_from_node+0x250/0x290
[  129.294594][ T6358]  ? kernfs_path_from_node+0x2f/0x290
[  129.294615][ T6358]  sysfs_create_dir_ns+0x259/0x280
[  129.294636][ T6358]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  129.294656][ T6358]  ? do_raw_spin_unlock+0x122/0x240
[  129.294683][ T6358]  kobject_add_internal+0x6ab/0xcc0
[  129.294709][ T6358]  kobject_init_and_add+0x125/0x190
[  129.294733][ T6358]  ? __pfx_kobject_init_and_add+0x10/0x10
[  129.294754][ T6358]  ? __raw_spin_lock_init+0x45/0x100
[  129.294777][ T6358]  ? __init_swait_queue_head+0xa9/0x150
[  129.294802][ T6358]  gfs2_sys_fs_add+0x234/0x450
[  129.294826][ T6358]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  129.294856][ T6358]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  129.294892][ T6358]  gfs2_fill_super+0x1388/0x21b0
[  129.294926][ T6358]  ? __pfx_gfs2_fill_super+0x10/0x10
[  129.294946][ T6358]  ? sb_set_blocksize+0x155/0x240
[  129.294967][ T6358]  ? setup_bdev_super+0x4c1/0x5b0
[  129.294988][ T6358]  get_tree_bdev_flags+0x40e/0x4d0
[  129.295005][ T6358]  ? __pfx_gfs2_fill_super+0x10/0x10
[  129.295022][ T6358]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  129.295038][ T6358]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  129.295070][ T6358]  gfs2_get_tree+0x51/0x1e0
[  129.295090][ T6358]  vfs_get_tree+0x92/0x2a0
[  129.295110][ T6358]  do_new_mount+0x302/0xa10
[  129.295127][ T6358]  ? apparmor_capable+0x137/0x1a0
[  129.295153][ T6358]  ? __pfx_do_new_mount+0x10/0x10
[  129.295172][ T6358]  ? ns_capable+0x8a/0xf0
[  129.295193][ T6358]  ? kmem_cache_free+0x197/0x620
[  129.295224][ T6358]  __se_sys_mount+0x313/0x410
[  129.295246][ T6358]  ? __pfx___se_sys_mount+0x10/0x10
[  129.295268][ T6358]  ? do_syscall_64+0xbe/0xf80
[  129.295282][ T6358]  ? __x64_sys_mount+0x20/0xc0
[  129.295309][ T6358]  do_syscall_64+0xfa/0xf80
[  129.295325][ T6358]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  129.295339][ T6358]  ? clear_bhb_loop+0x60/0xb0
[  129.295359][ T6358]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  129.295375][ T6358] RIP: 0033:0x7f6edbb90eea
[  129.295391][ T6358] 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
[  129.295404][ T6358] RSP: 002b:00007f6edb1fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  129.295422][ T6358] RAX: ffffffffffffffda RBX: 00007f6edb1fdef0 RCX: 00007f6edbb90eea
[  129.295433][ T6358] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f6edb1fdeb0
[  129.295444][ T6358] RBP: 00002000000124c0 R08: 00007f6edb1fdef0 R09: 0000000000000000
[  129.295454][ T6358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  129.295464][ T6358] R13: 00007f6edb1fdeb0 R14: 0000000000012588 R15: 0000200000000000
[  129.295493][ T6358]  </TASK>
[  129.619751][ T6356] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  129.627210][ T6356] CPU: 0 UID: 0 PID: 6356 Comm: syz.0.83 Not tainted syzkaller #0 PREEMPT(full) 
[  129.627234][ T6356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  129.627244][ T6356] Call Trace:
[  129.627251][ T6356]  <TASK>
[  129.627259][ T6356]  dump_stack_lvl+0x189/0x250
[  129.627293][ T6356]  ? __pfx_dump_stack_lvl+0x10/0x10
[  129.627312][ T6356]  ? __pfx__printk+0x10/0x10
[  129.627339][ T6356]  ? kernfs_path_from_node+0x250/0x290
[  129.627356][ T6356]  ? kernfs_path_from_node+0x2f/0x290
[  129.627377][ T6356]  sysfs_create_dir_ns+0x259/0x280
[  129.627398][ T6356]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  129.627418][ T6356]  ? do_raw_spin_unlock+0x122/0x240
[  129.627444][ T6356]  kobject_add_internal+0x6ab/0xcc0
[  129.627472][ T6356]  kobject_init_and_add+0x125/0x190
[  129.627497][ T6356]  ? __pfx_kobject_init_and_add+0x10/0x10
[  129.627517][ T6356]  ? __raw_spin_lock_init+0x45/0x100
[  129.627540][ T6356]  ? __init_swait_queue_head+0xa9/0x150
[  129.627565][ T6356]  gfs2_sys_fs_add+0x234/0x450
[  129.627588][ T6356]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  129.627617][ T6356]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  129.627652][ T6356]  gfs2_fill_super+0x1388/0x21b0
[  129.627685][ T6356]  ? __pfx_gfs2_fill_super+0x10/0x10
[  129.627706][ T6356]  ? sb_set_blocksize+0x155/0x240
[  129.627726][ T6356]  ? setup_bdev_super+0x4c1/0x5b0
[  129.627746][ T6356]  get_tree_bdev_flags+0x40e/0x4d0
[  129.627764][ T6356]  ? __pfx_gfs2_fill_super+0x10/0x10
[  129.627781][ T6356]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  129.627795][ T6356]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  129.627828][ T6356]  gfs2_get_tree+0x51/0x1e0
[  129.627847][ T6356]  vfs_get_tree+0x92/0x2a0
[  129.627867][ T6356]  do_new_mount+0x302/0xa10
[  129.627884][ T6356]  ? apparmor_capable+0x137/0x1a0
[  129.627910][ T6356]  ? __pfx_do_new_mount+0x10/0x10
[  129.627929][ T6356]  ? ns_capable+0x8a/0xf0
[  129.627949][ T6356]  ? kmem_cache_free+0x197/0x620
[  129.627978][ T6356]  __se_sys_mount+0x313/0x410
[  129.628004][ T6356]  ? __pfx___se_sys_mount+0x10/0x10
[  129.628029][ T6356]  ? do_syscall_64+0xbe/0xf80
[  129.628043][ T6356]  ? __x64_sys_mount+0x20/0xc0
[  129.628066][ T6356]  do_syscall_64+0xfa/0xf80
[  129.628082][ T6356]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  129.628099][ T6356]  ? clear_bhb_loop+0x60/0xb0
[  129.628119][ T6356]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  129.628134][ T6356] RIP: 0033:0x7fc04a590eea
[  129.628150][ 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
[  129.628164][ T6356] RSP: 002b:00007fc04b372e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  129.628182][ T6356] RAX: ffffffffffffffda RBX: 00007fc04b372ef0 RCX: 00007fc04a590eea
[  129.628195][ T6356] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fc04b372eb0
[  129.628207][ T6356] RBP: 00002000000124c0 R08: 00007fc04b372ef0 R09: 0000000000000000
[  129.628219][ T6356] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  129.628230][ T6356] R13: 00007fc04b372eb0 R14: 0000000000012588 R15: 0000200000000000
[  129.628259][ T6356]  </TASK>
[  129.628289][ 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.
[  129.713596][ T6358] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  129.719780][ T6356] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  129.825427][ T6358] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  130.904687][ T6369] loop3: detected capacity change from 0 to 32768
[  130.958722][ T6369] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  130.966709][ T6369] CPU: 0 UID: 0 PID: 6369 Comm: syz.3.86 Not tainted syzkaller #0 PREEMPT(full) 
[  130.966752][ T6369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  130.966774][ T6369] Call Trace:
[  130.966789][ T6369]  <TASK>
[  130.966803][ T6369]  dump_stack_lvl+0x189/0x250
[  130.966860][ T6369]  ? __pfx_dump_stack_lvl+0x10/0x10
[  130.966906][ T6369]  ? __pfx__printk+0x10/0x10
[  130.966964][ T6369]  ? kernfs_path_from_node+0x250/0x290
[  130.966982][ T6369]  ? kernfs_path_from_node+0x2f/0x290
[  130.967004][ T6369]  sysfs_create_dir_ns+0x259/0x280
[  130.967024][ T6369]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  130.967044][ T6369]  ? do_raw_spin_unlock+0x122/0x240
[  130.967071][ T6369]  kobject_add_internal+0x6ab/0xcc0
[  130.967099][ T6369]  kobject_init_and_add+0x125/0x190
[  130.967123][ T6369]  ? __pfx_kobject_init_and_add+0x10/0x10
[  130.967150][ T6369]  ? __raw_spin_lock_init+0x45/0x100
[  130.967173][ T6369]  ? __init_swait_queue_head+0xa9/0x150
[  130.967198][ T6369]  gfs2_sys_fs_add+0x234/0x450
[  130.967221][ T6369]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  130.967251][ T6369]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  130.967287][ T6369]  gfs2_fill_super+0x1388/0x21b0
[  130.967320][ T6369]  ? __pfx_gfs2_fill_super+0x10/0x10
[  130.967341][ T6369]  ? sb_set_blocksize+0x155/0x240
[  130.967362][ T6369]  ? setup_bdev_super+0x4c1/0x5b0
[  130.967382][ T6369]  get_tree_bdev_flags+0x40e/0x4d0
[  130.967400][ T6369]  ? __pfx_gfs2_fill_super+0x10/0x10
[  130.967417][ T6369]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  130.967432][ T6369]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  130.967466][ T6369]  gfs2_get_tree+0x51/0x1e0
[  130.967485][ T6369]  vfs_get_tree+0x92/0x2a0
[  130.967505][ T6369]  do_new_mount+0x302/0xa10
[  130.967523][ T6369]  ? apparmor_capable+0x137/0x1a0
[  130.967548][ T6369]  ? __pfx_do_new_mount+0x10/0x10
[  130.967567][ T6369]  ? ns_capable+0x8a/0xf0
[  130.967587][ T6369]  ? kmem_cache_free+0x197/0x620
[  130.967616][ T6369]  __se_sys_mount+0x313/0x410
[  130.967641][ T6369]  ? __pfx___se_sys_mount+0x10/0x10
[  130.967665][ T6369]  ? do_syscall_64+0xbe/0xf80
[  130.967680][ T6369]  ? __x64_sys_mount+0x20/0xc0
[  130.967702][ T6369]  do_syscall_64+0xfa/0xf80
[  130.967719][ T6369]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  130.967736][ T6369]  ? clear_bhb_loop+0x60/0xb0
[  130.967756][ T6369]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  130.967772][ T6369] RIP: 0033:0x7efd35190eea
[  130.967789][ T6369] 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
[  130.967803][ T6369] RSP: 002b:00007efd35fc8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  130.967823][ T6369] RAX: ffffffffffffffda RBX: 00007efd35fc8ef0 RCX: 00007efd35190eea
[  130.967835][ T6369] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007efd35fc8eb0
[  130.967847][ T6369] RBP: 00002000000124c0 R08: 00007efd35fc8ef0 R09: 0000000000000000
[  130.967859][ T6369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  130.967870][ T6369] R13: 00007efd35fc8eb0 R14: 0000000000012588 R15: 0000200000000000
[  130.967901][ T6369]  </TASK>
[  130.967925][ T6369] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  131.033039][ T6370] loop4: detected capacity change from 0 to 32768
[  131.076945][ T6372] loop0: detected capacity change from 0 to 32768
[  131.094381][ T6369] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  131.321169][ T6372] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  131.371240][ T6370] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  131.396738][ T6372] CPU: 0 UID: 0 PID: 6372 Comm: syz.0.87 Not tainted syzkaller #0 PREEMPT(full) 
[  131.396762][ T6372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  131.396772][ T6372] Call Trace:
[  131.396779][ T6372]  <TASK>
[  131.396787][ T6372]  dump_stack_lvl+0x189/0x250
[  131.396815][ T6372]  ? __pfx_dump_stack_lvl+0x10/0x10
[  131.396835][ T6372]  ? __pfx__printk+0x10/0x10
[  131.396863][ T6372]  ? kernfs_path_from_node+0x250/0x290
[  131.396881][ T6372]  ? kernfs_path_from_node+0x2f/0x290
[  131.396903][ T6372]  sysfs_create_dir_ns+0x259/0x280
[  131.396924][ T6372]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  131.396944][ T6372]  ? do_raw_spin_unlock+0x122/0x240
[  131.396970][ T6372]  kobject_add_internal+0x6ab/0xcc0
[  131.396998][ T6372]  kobject_init_and_add+0x125/0x190
[  131.397022][ T6372]  ? __pfx_kobject_init_and_add+0x10/0x10
[  131.397041][ T6372]  ? __raw_spin_lock_init+0x45/0x100
[  131.397064][ T6372]  ? __init_swait_queue_head+0xa9/0x150
[  131.397097][ T6372]  gfs2_sys_fs_add+0x234/0x450
[  131.397121][ T6372]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  131.397150][ T6372]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  131.397185][ T6372]  gfs2_fill_super+0x1388/0x21b0
[  131.397218][ T6372]  ? __pfx_gfs2_fill_super+0x10/0x10
[  131.397239][ T6372]  ? sb_set_blocksize+0x155/0x240
[  131.397260][ T6372]  ? setup_bdev_super+0x4c1/0x5b0
[  131.397281][ T6372]  get_tree_bdev_flags+0x40e/0x4d0
[  131.397299][ T6372]  ? __pfx_gfs2_fill_super+0x10/0x10
[  131.397315][ T6372]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  131.397330][ T6372]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  131.397363][ T6372]  gfs2_get_tree+0x51/0x1e0
[  131.397383][ T6372]  vfs_get_tree+0x92/0x2a0
[  131.397403][ T6372]  do_new_mount+0x302/0xa10
[  131.397420][ T6372]  ? apparmor_capable+0x137/0x1a0
[  131.397445][ T6372]  ? __pfx_do_new_mount+0x10/0x10
[  131.397464][ T6372]  ? ns_capable+0x8a/0xf0
[  131.397485][ T6372]  ? kmem_cache_free+0x197/0x620
[  131.397513][ T6372]  __se_sys_mount+0x313/0x410
[  131.397539][ T6372]  ? __pfx___se_sys_mount+0x10/0x10
[  131.397563][ T6372]  ? do_syscall_64+0xbe/0xf80
[  131.397577][ T6372]  ? __x64_sys_mount+0x20/0xc0
[  131.397598][ T6372]  do_syscall_64+0xfa/0xf80
[  131.397615][ T6372]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  131.397631][ T6372]  ? clear_bhb_loop+0x60/0xb0
[  131.397650][ T6372]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  131.397665][ T6372] RIP: 0033:0x7fc04a590eea
[  131.397680][ T6372] 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
[  131.397694][ T6372] RSP: 002b:00007fc04b372e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  131.397713][ T6372] RAX: ffffffffffffffda RBX: 00007fc04b372ef0 RCX: 00007fc04a590eea
[  131.397726][ T6372] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fc04b372eb0
[  131.397738][ T6372] RBP: 00002000000124c0 R08: 00007fc04b372ef0 R09: 0000000000000000
[  131.397748][ T6372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  131.397758][ T6372] R13: 00007fc04b372eb0 R14: 0000000000012588 R15: 0000200000000000
[  131.397786][ T6372]  </TASK>
[  131.397810][ T6372] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  131.405432][ T6370] CPU: 1 UID: 0 PID: 6370 Comm: syz.4.85 Not tainted syzkaller #0 PREEMPT(full) 
[  131.405456][ T6370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  131.405466][ T6370] Call Trace:
[  131.405474][ T6370]  <TASK>
[  131.405481][ T6370]  dump_stack_lvl+0x189/0x250
[  131.405508][ T6370]  ? __pfx_dump_stack_lvl+0x10/0x10
[  131.405527][ T6370]  ? __pfx__printk+0x10/0x10
[  131.405556][ T6370]  ? kernfs_path_from_node+0x250/0x290
[  131.405572][ T6370]  ? kernfs_path_from_node+0x2f/0x290
[  131.405594][ T6370]  sysfs_create_dir_ns+0x259/0x280
[  131.405613][ T6370]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  131.405633][ T6370]  ? do_raw_spin_unlock+0x122/0x240
[  131.405658][ T6370]  kobject_add_internal+0x6ab/0xcc0
[  131.405685][ T6370]  kobject_init_and_add+0x125/0x190
[  131.405708][ T6370]  ? __pfx_kobject_init_and_add+0x10/0x10
[  131.405727][ T6370]  ? __raw_spin_lock_init+0x45/0x100
[  131.405750][ T6370]  ? __init_swait_queue_head+0xa9/0x150
[  131.405774][ T6370]  gfs2_sys_fs_add+0x234/0x450
[  131.405797][ T6370]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  131.405825][ T6370]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  131.405861][ T6370]  gfs2_fill_super+0x1388/0x21b0
[  131.405892][ T6370]  ? __pfx_gfs2_fill_super+0x10/0x10
[  131.405912][ T6370]  ? sb_set_blocksize+0x155/0x240
[  131.405932][ T6370]  ? setup_bdev_super+0x4c1/0x5b0
[  131.405952][ T6370]  get_tree_bdev_flags+0x40e/0x4d0
[  131.405970][ T6370]  ? __pfx_gfs2_fill_super+0x10/0x10
[  131.405986][ T6370]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  131.406001][ T6370]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  131.406033][ T6370]  gfs2_get_tree+0x51/0x1e0
[  131.406052][ T6370]  vfs_get_tree+0x92/0x2a0
[  131.406071][ T6370]  do_new_mount+0x302/0xa10
[  131.406089][ T6370]  ? apparmor_capable+0x137/0x1a0
[  131.406114][ T6370]  ? __pfx_do_new_mount+0x10/0x10
[  131.406132][ T6370]  ? ns_capable+0x8a/0xf0
[  131.406153][ T6370]  ? kmem_cache_free+0x197/0x620
[  131.406180][ T6370]  __se_sys_mount+0x313/0x410
[  131.406205][ T6370]  ? __pfx___se_sys_mount+0x10/0x10
[  131.406228][ T6370]  ? do_syscall_64+0xbe/0xf80
[  131.406242][ T6370]  ? __x64_sys_mount+0x20/0xc0
[  131.406264][ T6370]  do_syscall_64+0xfa/0xf80
[  131.406280][ T6370]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  131.406296][ T6370]  ? clear_bhb_loop+0x60/0xb0
[  131.406315][ T6370]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  131.406331][ T6370] RIP: 0033:0x7f1395190eea
[  131.406352][ T6370] 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
[  131.406367][ T6370] RSP: 002b:00007f1396077e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  131.406388][ T6370] RAX: ffffffffffffffda RBX: 00007f1396077ef0 RCX: 00007f1395190eea
[  131.406401][ T6370] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f1396077eb0
[  131.406412][ T6370] RBP: 00002000000124c0 R08: 00007f1396077ef0 R09: 0000000000000000
[  131.406423][ T6370] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  131.406434][ T6370] R13: 00007f1396077eb0 R14: 0000000000012588 R15: 0000200000000000
[  131.406463][ T6370]  </TASK>
[  131.406486][ T6370] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  131.413349][ T6372] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  131.441967][ T6374] loop1: detected capacity change from 0 to 32768
[  131.502340][ T6370] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  132.077609][ T6374] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  132.125677][ T6374] CPU: 1 UID: 0 PID: 6374 Comm: syz.1.88 Not tainted syzkaller #0 PREEMPT(full) 
[  132.125703][ T6374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  132.125714][ T6374] Call Trace:
[  132.125721][ T6374]  <TASK>
[  132.125729][ T6374]  dump_stack_lvl+0x189/0x250
[  132.125757][ T6374]  ? __pfx_dump_stack_lvl+0x10/0x10
[  132.125777][ T6374]  ? __pfx__printk+0x10/0x10
[  132.125806][ T6374]  ? kernfs_path_from_node+0x250/0x290
[  132.125824][ T6374]  ? kernfs_path_from_node+0x2f/0x290
[  132.125847][ T6374]  sysfs_create_dir_ns+0x259/0x280
[  132.125868][ T6374]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  132.125888][ T6374]  ? do_raw_spin_unlock+0x122/0x240
[  132.125915][ T6374]  kobject_add_internal+0x6ab/0xcc0
[  132.125941][ T6374]  kobject_init_and_add+0x125/0x190
[  132.125965][ T6374]  ? __pfx_kobject_init_and_add+0x10/0x10
[  132.125985][ T6374]  ? __raw_spin_lock_init+0x45/0x100
[  132.126009][ T6374]  ? __init_swait_queue_head+0xa9/0x150
[  132.126033][ T6374]  gfs2_sys_fs_add+0x234/0x450
[  132.126057][ T6374]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  132.126085][ T6374]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  132.126120][ T6374]  gfs2_fill_super+0x1388/0x21b0
[  132.126153][ T6374]  ? __pfx_gfs2_fill_super+0x10/0x10
[  132.126174][ T6374]  ? sb_set_blocksize+0x155/0x240
[  132.126196][ T6374]  ? setup_bdev_super+0x4c1/0x5b0
[  132.126217][ T6374]  get_tree_bdev_flags+0x40e/0x4d0
[  132.126235][ T6374]  ? __pfx_gfs2_fill_super+0x10/0x10
[  132.126252][ T6374]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  132.126267][ T6374]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  132.126307][ T6374]  gfs2_get_tree+0x51/0x1e0
[  132.126326][ T6374]  vfs_get_tree+0x92/0x2a0
[  132.126346][ T6374]  do_new_mount+0x302/0xa10
[  132.126364][ T6374]  ? apparmor_capable+0x137/0x1a0
[  132.126394][ T6374]  ? __pfx_do_new_mount+0x10/0x10
[  132.126414][ T6374]  ? ns_capable+0x8a/0xf0
[  132.126435][ T6374]  ? kmem_cache_free+0x197/0x620
[  132.126464][ T6374]  __se_sys_mount+0x313/0x410
[  132.126490][ T6374]  ? __pfx___se_sys_mount+0x10/0x10
[  132.126513][ T6374]  ? do_syscall_64+0xbe/0xf80
[  132.126527][ T6374]  ? __x64_sys_mount+0x20/0xc0
[  132.126550][ T6374]  do_syscall_64+0xfa/0xf80
[  132.126567][ T6374]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  132.126584][ T6374]  ? clear_bhb_loop+0x60/0xb0
[  132.126605][ T6374]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  132.126621][ T6374] RIP: 0033:0x7f6edbb90eea
[  132.126638][ T6374] 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
[  132.126653][ T6374] RSP: 002b:00007f6edb1fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  132.126673][ T6374] RAX: ffffffffffffffda RBX: 00007f6edb1fdef0 RCX: 00007f6edbb90eea
[  132.126686][ T6374] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f6edb1fdeb0
[  132.126697][ T6374] RBP: 00002000000124c0 R08: 00007f6edb1fdef0 R09: 0000000000000000
[  132.126709][ T6374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
2025/12/05 16:19:33 executed programs: 83
[  132.126719][ T6374] R13: 00007f6edb1fdeb0 R14: 0000000000012588 R15: 0000200000000000
[  132.126749][ T6374]  </TASK>
[  132.126852][ T6374] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  132.466154][ T6374] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  132.824609][ T1300] ieee802154 phy0 wpan0: encryption failed: -22
[  132.831792][ T1300] ieee802154 phy1 wpan1: encryption failed: -22
[  132.875081][ T6382] loop3: detected capacity change from 0 to 32768
[  132.909229][ T6382] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  132.925883][ T6382] CPU: 0 UID: 0 PID: 6382 Comm: syz.3.89 Not tainted syzkaller #0 PREEMPT(full) 
[  132.925909][ T6382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  132.925920][ T6382] Call Trace:
[  132.925927][ T6382]  <TASK>
[  132.925935][ T6382]  dump_stack_lvl+0x189/0x250
[  132.925962][ T6382]  ? __pfx_dump_stack_lvl+0x10/0x10
[  132.925982][ T6382]  ? __pfx__printk+0x10/0x10
[  132.926008][ T6382]  ? kernfs_path_from_node+0x250/0x290
[  132.926023][ T6382]  ? kernfs_path_from_node+0x2f/0x290
[  132.926042][ T6382]  sysfs_create_dir_ns+0x259/0x280
[  132.926062][ T6382]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  132.926080][ T6382]  ? do_raw_spin_unlock+0x122/0x240
[  132.926106][ T6382]  kobject_add_internal+0x6ab/0xcc0
[  132.926131][ T6382]  kobject_init_and_add+0x125/0x190
[  132.926155][ T6382]  ? __pfx_kobject_init_and_add+0x10/0x10
[  132.926175][ T6382]  ? __raw_spin_lock_init+0x45/0x100
[  132.926198][ T6382]  ? __init_swait_queue_head+0xa9/0x150
[  132.926224][ T6382]  gfs2_sys_fs_add+0x234/0x450
[  132.926248][ T6382]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  132.926276][ T6382]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  132.926313][ T6382]  gfs2_fill_super+0x1388/0x21b0
[  132.926345][ T6382]  ? __pfx_gfs2_fill_super+0x10/0x10
[  132.926365][ T6382]  ? sb_set_blocksize+0x155/0x240
[  132.926385][ T6382]  ? setup_bdev_super+0x4c1/0x5b0
[  132.926405][ T6382]  get_tree_bdev_flags+0x40e/0x4d0
[  132.926422][ T6382]  ? __pfx_gfs2_fill_super+0x10/0x10
[  132.926439][ T6382]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  132.926455][ T6382]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  132.926488][ T6382]  gfs2_get_tree+0x51/0x1e0
[  132.926508][ T6382]  vfs_get_tree+0x92/0x2a0
[  132.926529][ T6382]  do_new_mount+0x302/0xa10
[  132.926546][ T6382]  ? apparmor_capable+0x137/0x1a0
[  132.926572][ T6382]  ? __pfx_do_new_mount+0x10/0x10
[  132.926591][ T6382]  ? ns_capable+0x8a/0xf0
[  132.926611][ T6382]  ? kmem_cache_free+0x197/0x620
[  132.926639][ T6382]  __se_sys_mount+0x313/0x410
[  132.926665][ T6382]  ? __pfx___se_sys_mount+0x10/0x10
[  132.926689][ T6382]  ? do_syscall_64+0xbe/0xf80
[  132.926705][ T6382]  ? __x64_sys_mount+0x20/0xc0
[  132.926726][ T6382]  do_syscall_64+0xfa/0xf80
[  132.926743][ T6382]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  132.926760][ T6382]  ? clear_bhb_loop+0x60/0xb0
[  132.926780][ T6382]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  132.926796][ T6382] RIP: 0033:0x7efd35190eea
[  132.926812][ T6382] 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
[  132.926826][ T6382] RSP: 002b:00007efd35fc8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  132.926844][ T6382] RAX: ffffffffffffffda RBX: 00007efd35fc8ef0 RCX: 00007efd35190eea
[  132.926857][ T6382] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007efd35fc8eb0
[  132.926876][ T6382] RBP: 00002000000124c0 R08: 00007efd35fc8ef0 R09: 0000000000000000
[  132.926887][ T6382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  132.926902][ T6382] R13: 00007efd35fc8eb0 R14: 0000000000012588 R15: 0000200000000000
[  132.926928][ T6382]  </TASK>
[  132.927609][ T6382] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  133.218453][ T5941] 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
[  133.231608][ T6306] gfs2: fsid=syz:syz.0: file system withdrawn
[  133.275578][ T6382] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  133.287887][ T5941] CPU: 0 UID: 0 PID: 5941 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[  133.287911][ T5941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  133.287922][ T5941] Call Trace:
[  133.287929][ T5941]  <TASK>
[  133.287936][ T5941]  dump_stack_lvl+0x189/0x250
[  133.287964][ T5941]  ? __pfx_dump_stack_lvl+0x10/0x10
[  133.287984][ T5941]  ? __pfx__printk+0x10/0x10
[  133.288013][ T5941]  ? do_raw_spin_unlock+0x122/0x240
[  133.288039][ T5941]  gfs2_assert_warn_i+0x194/0x2c0
[  133.288064][ T5941]  gfs2_make_fs_ro+0x2f5/0x300
[  133.288094][ T5941]  ? __pfx_gfs2_make_fs_ro+0x10/0x10
[  133.288110][ T5941]  ? do_raw_spin_lock+0x121/0x290
[  133.288131][ T5941]  ? __pfx_autoremove_wake_function+0x10/0x10
[  133.288161][ T5941]  ? do_raw_spin_unlock+0x122/0x240
[  133.288186][ T5941]  gfs2_put_super+0x220/0x860
[  133.288211][ T5941]  ? __pfx_gfs2_put_super+0x10/0x10
[  133.288229][ T5941]  generic_shutdown_super+0x135/0x2c0
[  133.288256][ T5941]  kill_block_super+0x44/0x90
[  133.288274][ T5941]  deactivate_locked_super+0xbc/0x130
[  133.288298][ T5941]  cleanup_mnt+0x425/0x4c0
[  133.288320][ T5941]  ? lockdep_hardirqs_on+0x98/0x140
[  133.288340][ T5941]  task_work_run+0x1d4/0x260
[  133.288364][ T5941]  ? __pfx_task_work_run+0x10/0x10
[  133.288390][ T5941]  ? exit_to_user_mode_loop+0x55/0x4f0
[  133.288412][ T5941]  exit_to_user_mode_loop+0xff/0x4f0
[  133.288429][ T5941]  ? rcu_is_watching+0x15/0xb0
[  133.288452][ T5941]  do_syscall_64+0x2e3/0xf80
[  133.288469][ T5941]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  133.288486][ T5941]  ? clear_bhb_loop+0x60/0xb0
[  133.288506][ T5941]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  133.288522][ T5941] RIP: 0033:0x7f284f790a77
[  133.288537][ T5941] 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
[  133.288550][ T5941] RSP: 002b:00007ffdea67cc68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  133.288569][ T5941] RAX: 0000000000000000 RBX: 00007f284f813d7d RCX: 00007f284f790a77
[  133.288581][ T5941] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdea67cd20
[  133.288592][ T5941] RBP: 00007ffdea67cd20 R08: 0000000000000000 R09: 0000000000000000
[  133.288603][ T5941] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdea67ddb0
[  133.288614][ T5941] R13: 00007f284f813d7d R14: 000000000001f144 R15: 00007ffdea67ddf0
[  133.288645][ T5941]  </TASK>
[  133.827870][ T6390] loop1: detected capacity change from 0 to 32768
[  133.901329][ T6386] loop0: detected capacity change from 0 to 32768
[  133.935190][ T6390] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  133.955482][ T6386] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  133.962895][ T6386] CPU: 1 UID: 0 PID: 6386 Comm: syz.0.90 Not tainted syzkaller #0 PREEMPT(full) 
[  133.962918][ T6386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  133.962928][ T6386] Call Trace:
[  133.962935][ T6386]  <TASK>
[  133.962941][ T6386]  dump_stack_lvl+0x189/0x250
[  133.962970][ T6386]  ? __pfx_dump_stack_lvl+0x10/0x10
[  133.962990][ T6386]  ? __pfx__printk+0x10/0x10
[  133.963018][ T6386]  ? kernfs_path_from_node+0x250/0x290
[  133.963034][ T6386]  ? kernfs_path_from_node+0x2f/0x290
[  133.963054][ T6386]  sysfs_create_dir_ns+0x259/0x280
[  133.963079][ T6386]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  133.963097][ T6386]  ? do_raw_spin_unlock+0x122/0x240
[  133.963123][ T6386]  kobject_add_internal+0x6ab/0xcc0
[  133.963146][ T6386]  kobject_init_and_add+0x125/0x190
[  133.963170][ T6386]  ? __pfx_kobject_init_and_add+0x10/0x10
[  133.963187][ T6386]  ? __raw_spin_lock_init+0x45/0x100
[  133.963209][ T6386]  ? __init_swait_queue_head+0xa9/0x150
[  133.963232][ T6386]  gfs2_sys_fs_add+0x234/0x450
[  133.963255][ T6386]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  133.963283][ T6386]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  133.963315][ T6386]  gfs2_fill_super+0x1388/0x21b0
[  133.963334][ T6390] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  133.963344][ T6386]  ? __pfx_gfs2_fill_super+0x10/0x10
[  133.963363][ T6386]  ? sb_set_blocksize+0x155/0x240
[  133.963380][ T6386]  ? setup_bdev_super+0x4c1/0x5b0
[  133.963399][ T6386]  get_tree_bdev_flags+0x40e/0x4d0
[  133.963416][ T6386]  ? __pfx_gfs2_fill_super+0x10/0x10
[  133.963432][ T6386]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  133.963447][ T6386]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  133.963480][ T6386]  gfs2_get_tree+0x51/0x1e0
[  133.963498][ T6386]  vfs_get_tree+0x92/0x2a0
[  133.963517][ T6386]  do_new_mount+0x302/0xa10
[  133.963535][ T6386]  ? apparmor_capable+0x137/0x1a0
[  133.963560][ T6386]  ? __pfx_do_new_mount+0x10/0x10
[  133.963578][ T6386]  ? ns_capable+0x8a/0xf0
[  133.963598][ T6386]  ? kmem_cache_free+0x197/0x620
[  133.963626][ T6386]  __se_sys_mount+0x313/0x410
[  133.963651][ T6386]  ? __pfx___se_sys_mount+0x10/0x10
[  133.963674][ T6386]  ? do_syscall_64+0xbe/0xf80
[  133.963689][ T6386]  ? __x64_sys_mount+0x20/0xc0
[  133.963710][ T6386]  do_syscall_64+0xfa/0xf80
[  133.963726][ T6386]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  133.963742][ T6386]  ? clear_bhb_loop+0x60/0xb0
[  133.963763][ T6386]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  133.963778][ T6386] RIP: 0033:0x7fc04a590eea
[  133.963793][ T6386] 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
[  133.963807][ T6386] RSP: 002b:00007fc04b372e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  133.963825][ T6386] RAX: ffffffffffffffda RBX: 00007fc04b372ef0 RCX: 00007fc04a590eea
[  133.963837][ T6386] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fc04b372eb0
[  133.963849][ T6386] RBP: 00002000000124c0 R08: 00007fc04b372ef0 R09: 0000000000000000
[  133.963860][ T6386] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  133.963870][ T6386] R13: 00007fc04b372eb0 R14: 0000000000012588 R15: 0000200000000000
[  133.963899][ T6386]  </TASK>
[  133.963923][ T6386] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  134.312763][ T6390] gfs2: fsid=syz:syz.0: journal 0 mapped with 9 extents in 0ms
[  134.331834][ T6386] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  134.346876][ T6306] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  134.395324][ T6306] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  134.567539][ T6306] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 172ms
[  134.585693][ T6306] gfs2: fsid=syz:syz.0: jid=0: Done
[  134.586575][ T6388] loop4: detected capacity change from 0 to 32768
[  134.602890][ T6390] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  134.666810][ T6388] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  134.674352][ T6388] CPU: 1 UID: 0 PID: 6388 Comm: syz.4.91 Not tainted syzkaller #0 PREEMPT(full) 
[  134.674375][ T6388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  134.674385][ T6388] Call Trace:
[  134.674391][ T6388]  <TASK>
[  134.674398][ T6388]  dump_stack_lvl+0x189/0x250
[  134.674425][ T6388]  ? __pfx_dump_stack_lvl+0x10/0x10
[  134.674444][ T6388]  ? __pfx__printk+0x10/0x10
[  134.674472][ T6388]  ? kernfs_path_from_node+0x250/0x290
[  134.674490][ T6388]  ? kernfs_path_from_node+0x2f/0x290
[  134.674512][ T6388]  sysfs_create_dir_ns+0x259/0x280
[  134.674534][ T6388]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  134.674555][ T6388]  ? do_raw_spin_unlock+0x122/0x240
[  134.674582][ T6388]  kobject_add_internal+0x6ab/0xcc0
[  134.674611][ T6388]  kobject_init_and_add+0x125/0x190
[  134.674636][ T6388]  ? __pfx_kobject_init_and_add+0x10/0x10
[  134.674656][ T6388]  ? __raw_spin_lock_init+0x45/0x100
[  134.674678][ T6388]  ? __init_swait_queue_head+0xa9/0x150
[  134.674704][ T6388]  gfs2_sys_fs_add+0x234/0x450
[  134.674728][ T6388]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  134.674757][ T6388]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  134.674793][ T6388]  gfs2_fill_super+0x1388/0x21b0
[  134.674825][ T6388]  ? __pfx_gfs2_fill_super+0x10/0x10
[  134.674846][ T6388]  ? sb_set_blocksize+0x155/0x240
[  134.674867][ T6388]  ? setup_bdev_super+0x4c1/0x5b0
[  134.674888][ T6388]  get_tree_bdev_flags+0x40e/0x4d0
[  134.674905][ T6388]  ? __pfx_gfs2_fill_super+0x10/0x10
[  134.674930][ T6388]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  134.674945][ T6388]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  134.674979][ T6388]  gfs2_get_tree+0x51/0x1e0
[  134.674999][ T6388]  vfs_get_tree+0x92/0x2a0
[  134.675019][ T6388]  do_new_mount+0x302/0xa10
[  134.675036][ T6388]  ? apparmor_capable+0x137/0x1a0
[  134.675063][ T6388]  ? __pfx_do_new_mount+0x10/0x10
[  134.675082][ T6388]  ? ns_capable+0x8a/0xf0
[  134.675102][ T6388]  ? kmem_cache_free+0x197/0x620
[  134.675131][ T6388]  __se_sys_mount+0x313/0x410
[  134.675157][ T6388]  ? __pfx___se_sys_mount+0x10/0x10
[  134.675181][ T6388]  ? do_syscall_64+0xbe/0xf80
[  134.675197][ T6388]  ? __x64_sys_mount+0x20/0xc0
[  134.675223][ T6388]  do_syscall_64+0xfa/0xf80
[  134.675238][ T6388]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  134.675253][ T6388]  ? clear_bhb_loop+0x60/0xb0
[  134.675274][ T6388]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  134.675290][ T6388] RIP: 0033:0x7f1395190eea
[  134.675307][ T6388] 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
[  134.675321][ T6388] RSP: 002b:00007f1396077e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  134.675340][ T6388] RAX: ffffffffffffffda RBX: 00007f1396077ef0 RCX: 00007f1395190eea
[  134.675353][ T6388] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f1396077eb0
[  134.675365][ T6388] RBP: 00002000000124c0 R08: 00007f1396077ef0 R09: 0000000000000000
[  134.675377][ T6388] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  134.675388][ T6388] R13: 00007f1396077eb0 R14: 0000000000012588 R15: 0000200000000000
[  134.675418][ T6388]  </TASK>
[  134.906596][ T6390] gfs2: fsid=syz:syz.0: found 1 quota changes
[  135.053852][ T6388] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  135.070032][ T6400] loop3: detected capacity change from 0 to 32768
[  135.107953][ T6400] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  135.118314][ T6400] CPU: 1 UID: 0 PID: 6400 Comm: syz.3.93 Not tainted syzkaller #0 PREEMPT(full) 
[  135.118340][ T6400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  135.118351][ T6400] Call Trace:
[  135.118358][ T6400]  <TASK>
[  135.118366][ T6400]  dump_stack_lvl+0x189/0x250
[  135.118394][ T6400]  ? __pfx_dump_stack_lvl+0x10/0x10
[  135.118414][ T6400]  ? __pfx__printk+0x10/0x10
[  135.118441][ T6400]  ? kernfs_path_from_node+0x250/0x290
[  135.118457][ T6400]  ? kernfs_path_from_node+0x2f/0x290
[  135.118478][ T6400]  sysfs_create_dir_ns+0x259/0x280
[  135.118500][ T6400]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  135.118519][ T6400]  ? do_raw_spin_unlock+0x122/0x240
[  135.118546][ T6400]  kobject_add_internal+0x6ab/0xcc0
[  135.118573][ T6400]  kobject_init_and_add+0x125/0x190
[  135.118595][ T6400]  ? __pfx_kobject_init_and_add+0x10/0x10
[  135.118613][ T6400]  ? __raw_spin_lock_init+0x45/0x100
[  135.118635][ T6400]  ? __init_swait_queue_head+0xa9/0x150
[  135.118659][ T6400]  gfs2_sys_fs_add+0x234/0x450
[  135.118681][ T6400]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  135.118708][ T6400]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  135.118743][ T6400]  gfs2_fill_super+0x1388/0x21b0
[  135.118772][ T6400]  ? __pfx_gfs2_fill_super+0x10/0x10
[  135.118792][ T6400]  ? sb_set_blocksize+0x155/0x240
[  135.118813][ T6400]  ? setup_bdev_super+0x4c1/0x5b0
[  135.118833][ T6400]  get_tree_bdev_flags+0x40e/0x4d0
[  135.118850][ T6400]  ? __pfx_gfs2_fill_super+0x10/0x10
[  135.118867][ T6400]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  135.118880][ T6400]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  135.118912][ T6400]  gfs2_get_tree+0x51/0x1e0
[  135.118941][ T6400]  vfs_get_tree+0x92/0x2a0
[  135.118959][ T6400]  do_new_mount+0x302/0xa10
[  135.118977][ T6400]  ? apparmor_capable+0x137/0x1a0
[  135.119002][ T6400]  ? __pfx_do_new_mount+0x10/0x10
[  135.119020][ T6400]  ? ns_capable+0x8a/0xf0
[  135.119038][ T6400]  ? kmem_cache_free+0x197/0x620
[  135.119066][ T6400]  __se_sys_mount+0x313/0x410
[  135.119091][ T6400]  ? __pfx___se_sys_mount+0x10/0x10
[  135.119115][ T6400]  ? do_syscall_64+0xbe/0xf80
[  135.119129][ T6400]  ? __x64_sys_mount+0x20/0xc0
[  135.119150][ T6400]  do_syscall_64+0xfa/0xf80
[  135.119167][ T6400]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  135.119185][ T6400]  ? clear_bhb_loop+0x60/0xb0
[  135.119205][ T6400]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  135.119222][ T6400] RIP: 0033:0x7efd35190eea
[  135.119237][ T6400] 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
[  135.119251][ T6400] RSP: 002b:00007efd35fc8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  135.119269][ T6400] RAX: ffffffffffffffda RBX: 00007efd35fc8ef0 RCX: 00007efd35190eea
[  135.119281][ T6400] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007efd35fc8eb0
[  135.119293][ T6400] RBP: 00002000000124c0 R08: 00007efd35fc8ef0 R09: 0000000000000000
[  135.119304][ T6400] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  135.119315][ T6400] R13: 00007efd35fc8eb0 R14: 0000000000012588 R15: 0000200000000000
[  135.119346][ T6400]  </TASK>
[  135.127294][ T6400] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  135.284216][ T6388] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  135.351971][ T6400] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  135.592907][ T5945] syz-executor: attempt to access beyond end of device
[  135.592907][ T5945] loop1: rw=8400897, sector=68719479080, nr_sectors = 8 limit=32768
[  135.665340][ T5945] Buffer I/O error on dev loop1, logical block 8589934885, lost async page write
[  135.705431][ T5945] gfs2: fsid=syz:syz.0: fatal: I/O error - block = 8589934885, function = gfs2_ail1_start_one, file = fs/gfs2/log.c, line = 116
[  135.718766][ T5945] CPU: 1 UID: 0 PID: 5945 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[  135.718791][ T5945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  135.718801][ T5945] Call Trace:
[  135.718808][ T5945]  <TASK>
[  135.718815][ T5945]  dump_stack_lvl+0x189/0x250
[  135.718841][ T5945]  ? __pfx_dump_stack_lvl+0x10/0x10
[  135.718862][ T5945]  ? do_raw_spin_lock+0x121/0x290
[  135.718882][ T5945]  ? gfs2_ail1_flush+0xce2/0xfb0
[  135.718900][ T5945]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  135.718929][ T5945]  gfs2_withdraw+0xc3/0x1b0
[  135.718947][ T5945]  gfs2_ail1_flush+0x97b/0xfb0
[  135.718985][ T5945]  ? __pfx_gfs2_ail1_flush+0x10/0x10
[  135.719008][ T5945]  ? __lock_acquire+0x6b6/0x2cf0
[  135.719032][ T5945]  empty_ail1_list+0x13d/0x260
[  135.719053][ T5945]  ? __pfx_empty_ail1_list+0x10/0x10
[  135.719115][ T5945]  ? do_raw_spin_unlock+0x122/0x240
[  135.719141][ T5945]  gfs2_log_flush+0x1de3/0x24c0
[  135.719174][ T5945]  ? __pfx_gfs2_log_flush+0x10/0x10
[  135.719198][ T5945]  ? __pfx_call_rcu+0x10/0x10
[  135.719216][ T5945]  ? radix_tree_delete_item+0x2b6/0x400
[  135.719243][ T5945]  gfs2_kill_sb+0x5c/0x430
[  135.719260][ T5945]  ? shrinker_free+0x2ce/0x3e0
[  135.719282][ T5945]  deactivate_locked_super+0xbc/0x130
[  135.719307][ T5945]  cleanup_mnt+0x425/0x4c0
[  135.719332][ T5945]  ? lockdep_hardirqs_on+0x98/0x140
[  135.719350][ T5945]  task_work_run+0x1d4/0x260
[  135.719375][ T5945]  ? __pfx_task_work_run+0x10/0x10
[  135.719401][ T5945]  ? exit_to_user_mode_loop+0x55/0x4f0
[  135.719422][ T5945]  exit_to_user_mode_loop+0xff/0x4f0
[  135.719440][ T5945]  ? rcu_is_watching+0x15/0xb0
[  135.719463][ T5945]  do_syscall_64+0x2e3/0xf80
[  135.719481][ T5945]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  135.719497][ T5945]  ? clear_bhb_loop+0x60/0xb0
[  135.719518][ T5945]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  135.719534][ T5945] RIP: 0033:0x7f6edbb90a77
[  135.719549][ T5945] 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
[  135.719563][ T5945] RSP: 002b:00007fffd440cde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  135.719588][ T5945] RAX: 0000000000000000 RBX: 00007f6edbc13d7d RCX: 00007f6edbb90a77
[  135.719600][ T5945] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd440cea0
[  135.719610][ T5945] RBP: 00007fffd440cea0 R08: 0000000000000000 R09: 0000000000000000
[  135.719620][ T5945] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fffd440df30
[  135.719631][ T5945] R13: 00007f6edbc13d7d R14: 0000000000021138 R15: 00007fffd440df70
[  135.719662][ T5945]  </TASK>
[  135.719669][ T5945] gfs2: fsid=syz:syz.0: about to withdraw this file system
[  136.090152][ T6404] loop0: detected capacity change from 0 to 32768
[  136.102018][ T6402] loop2: detected capacity change from 0 to 32768
[  136.158025][ T6404] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  136.166661][ T6402] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  136.174097][ T6402] CPU: 1 UID: 0 PID: 6402 Comm: syz.2.82 Not tainted syzkaller #0 PREEMPT(full) 
[  136.174119][ T6402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  136.174128][ T6402] Call Trace:
[  136.174136][ T6402]  <TASK>
[  136.174144][ T6402]  dump_stack_lvl+0x189/0x250
[  136.174170][ T6402]  ? __pfx_dump_stack_lvl+0x10/0x10
[  136.174190][ T6402]  ? __pfx__printk+0x10/0x10
[  136.174217][ T6402]  ? kernfs_path_from_node+0x250/0x290
[  136.174235][ T6402]  ? kernfs_path_from_node+0x2f/0x290
[  136.174257][ T6402]  sysfs_create_dir_ns+0x259/0x280
[  136.174277][ T6402]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  136.174297][ T6402]  ? do_raw_spin_unlock+0x122/0x240
[  136.174324][ T6402]  kobject_add_internal+0x6ab/0xcc0
[  136.174348][ T6402]  kobject_init_and_add+0x125/0x190
[  136.174371][ T6402]  ? __pfx_kobject_init_and_add+0x10/0x10
[  136.174392][ T6402]  ? __raw_spin_lock_init+0x45/0x100
[  136.174415][ T6402]  ? __init_swait_queue_head+0xa9/0x150
[  136.174441][ T6402]  gfs2_sys_fs_add+0x234/0x450
[  136.174464][ T6402]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  136.174493][ T6402]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  136.174528][ T6402]  gfs2_fill_super+0x1388/0x21b0
[  136.174561][ T6402]  ? __pfx_gfs2_fill_super+0x10/0x10
[  136.174582][ T6402]  ? sb_set_blocksize+0x155/0x240
[  136.174603][ T6402]  ? setup_bdev_super+0x4c1/0x5b0
[  136.174623][ T6402]  get_tree_bdev_flags+0x40e/0x4d0
[  136.174638][ T6402]  ? __pfx_gfs2_fill_super+0x10/0x10
[  136.174653][ T6402]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  136.174666][ T6402]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  136.174696][ T6402]  gfs2_get_tree+0x51/0x1e0
[  136.174713][ T6402]  vfs_get_tree+0x92/0x2a0
[  136.174731][ T6402]  do_new_mount+0x302/0xa10
[  136.174749][ T6402]  ? apparmor_capable+0x137/0x1a0
[  136.174771][ T6402]  ? __pfx_do_new_mount+0x10/0x10
[  136.174798][ T6402]  ? ns_capable+0x8a/0xf0
[  136.174818][ T6402]  ? kmem_cache_free+0x197/0x620
[  136.174846][ T6402]  __se_sys_mount+0x313/0x410
[  136.174871][ T6402]  ? __pfx___se_sys_mount+0x10/0x10
[  136.174893][ T6402]  ? do_syscall_64+0xbe/0xf80
[  136.174907][ T6402]  ? __x64_sys_mount+0x20/0xc0
[  136.174928][ T6402]  do_syscall_64+0xfa/0xf80
[  136.174945][ T6402]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  136.174962][ T6402]  ? clear_bhb_loop+0x60/0xb0
[  136.174981][ T6402]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  136.174996][ T6402] RIP: 0033:0x7f284f790eea
[  136.175012][ 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
[  136.175026][ T6402] RSP: 002b:00007f28506f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  136.175044][ T6402] RAX: ffffffffffffffda RBX: 00007f28506f7ef0 RCX: 00007f284f790eea
[  136.175057][ T6402] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f28506f7eb0
[  136.175070][ T6402] RBP: 00002000000124c0 R08: 00007f28506f7ef0 R09: 0000000000000000
[  136.175082][ T6402] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  136.175093][ T6402] R13: 00007f28506f7eb0 R14: 0000000000012588 R15: 0000200000000000
[  136.175123][ T6402]  </TASK>
[  136.175148][ 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.
[  136.189535][ T6404] CPU: 0 UID: 0 PID: 6404 Comm: syz.0.94 Not tainted syzkaller #0 PREEMPT(full) 
[  136.189560][ T6404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  136.189571][ T6404] Call Trace:
[  136.189578][ T6404]  <TASK>
[  136.189586][ T6404]  dump_stack_lvl+0x189/0x250
[  136.189613][ T6404]  ? __pfx_dump_stack_lvl+0x10/0x10
[  136.189632][ T6404]  ? __pfx__printk+0x10/0x10
[  136.189660][ T6404]  ? kernfs_path_from_node+0x250/0x290
[  136.189677][ T6404]  ? kernfs_path_from_node+0x2f/0x290
[  136.189697][ T6404]  sysfs_create_dir_ns+0x259/0x280
[  136.189717][ T6404]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  136.189736][ T6404]  ? do_raw_spin_unlock+0x122/0x240
[  136.189763][ T6404]  kobject_add_internal+0x6ab/0xcc0
[  136.189789][ T6404]  kobject_init_and_add+0x125/0x190
[  136.189812][ T6404]  ? __pfx_kobject_init_and_add+0x10/0x10
[  136.189831][ T6404]  ? __raw_spin_lock_init+0x45/0x100
[  136.189853][ T6404]  ? __init_swait_queue_head+0xa9/0x150
[  136.189879][ T6404]  gfs2_sys_fs_add+0x234/0x450
[  136.189903][ T6404]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  136.189930][ T6404]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  136.189965][ T6404]  gfs2_fill_super+0x1388/0x21b0
[  136.189996][ T6404]  ? __pfx_gfs2_fill_super+0x10/0x10
[  136.190016][ T6404]  ? sb_set_blocksize+0x155/0x240
[  136.190036][ T6404]  ? setup_bdev_super+0x4c1/0x5b0
[  136.190056][ T6404]  get_tree_bdev_flags+0x40e/0x4d0
[  136.190073][ T6404]  ? __pfx_gfs2_fill_super+0x10/0x10
[  136.190093][ T6404]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  136.190106][ T6404]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  136.190139][ T6404]  gfs2_get_tree+0x51/0x1e0
[  136.190158][ T6404]  vfs_get_tree+0x92/0x2a0
[  136.190178][ T6404]  do_new_mount+0x302/0xa10
[  136.190196][ T6404]  ? apparmor_capable+0x137/0x1a0
[  136.190220][ T6404]  ? __pfx_do_new_mount+0x10/0x10
[  136.190239][ T6404]  ? ns_capable+0x8a/0xf0
[  136.190259][ T6404]  ? kmem_cache_free+0x197/0x620
[  136.190286][ T6404]  __se_sys_mount+0x313/0x410
[  136.190311][ T6404]  ? __pfx___se_sys_mount+0x10/0x10
[  136.190334][ T6404]  ? do_syscall_64+0xbe/0xf80
[  136.190348][ T6404]  ? __x64_sys_mount+0x20/0xc0
[  136.190369][ T6404]  do_syscall_64+0xfa/0xf80
[  136.190386][ T6404]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  136.190402][ T6404]  ? clear_bhb_loop+0x60/0xb0
[  136.190421][ T6404]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  136.190436][ T6404] RIP: 0033:0x7fc04a590eea
[  136.190452][ T6404] 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
[  136.190465][ T6404] RSP: 002b:00007fc04b372e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  136.190483][ T6404] RAX: ffffffffffffffda RBX: 00007fc04b372ef0 RCX: 00007fc04a590eea
[  136.190495][ T6404] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fc04b372eb0
[  136.190505][ T6404] RBP: 00002000000124c0 R08: 00007fc04b372ef0 R09: 0000000000000000
[  136.190516][ T6404] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  136.190532][ T6404] R13: 00007fc04b372eb0 R14: 0000000000012588 R15: 0000200000000000
[  136.190561][ T6404]  </TASK>
[  136.190754][ T6404] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  136.195016][ T6402] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  136.251362][ T6404] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  137.124955][ T6412] loop4: detected capacity change from 0 to 32768
[  137.181513][ T6412] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  137.215357][ T6412] CPU: 1 UID: 0 PID: 6412 Comm: syz.4.95 Not tainted syzkaller #0 PREEMPT(full) 
[  137.215383][ T6412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  137.215395][ T6412] Call Trace:
[  137.215402][ T6412]  <TASK>
[  137.215410][ T6412]  dump_stack_lvl+0x189/0x250
[  137.215438][ T6412]  ? __pfx_dump_stack_lvl+0x10/0x10
[  137.215457][ T6412]  ? __pfx__printk+0x10/0x10
[  137.215485][ T6412]  ? kernfs_path_from_node+0x250/0x290
[  137.215503][ T6412]  ? kernfs_path_from_node+0x2f/0x290
[  137.215524][ T6412]  sysfs_create_dir_ns+0x259/0x280
[  137.215546][ T6412]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  137.215567][ T6412]  ? do_raw_spin_unlock+0x122/0x240
[  137.215592][ T6412]  kobject_add_internal+0x6ab/0xcc0
[  137.215621][ T6412]  kobject_init_and_add+0x125/0x190
[  137.215646][ T6412]  ? __pfx_kobject_init_and_add+0x10/0x10
[  137.215665][ T6412]  ? __raw_spin_lock_init+0x45/0x100
[  137.215689][ T6412]  ? __init_swait_queue_head+0xa9/0x150
[  137.215721][ T6412]  gfs2_sys_fs_add+0x234/0x450
[  137.215743][ T6412]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  137.215772][ T6412]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  137.215809][ T6412]  gfs2_fill_super+0x1388/0x21b0
[  137.215841][ T6412]  ? __pfx_gfs2_fill_super+0x10/0x10
[  137.215863][ T6412]  ? sb_set_blocksize+0x155/0x240
[  137.215884][ T6412]  ? setup_bdev_super+0x4c1/0x5b0
[  137.215906][ T6412]  get_tree_bdev_flags+0x40e/0x4d0
[  137.215923][ T6412]  ? __pfx_gfs2_fill_super+0x10/0x10
[  137.215940][ T6412]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  137.215955][ T6412]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  137.215989][ T6412]  gfs2_get_tree+0x51/0x1e0
[  137.216009][ T6412]  vfs_get_tree+0x92/0x2a0
[  137.216029][ T6412]  do_new_mount+0x302/0xa10
[  137.216047][ T6412]  ? apparmor_capable+0x137/0x1a0
[  137.216073][ T6412]  ? __pfx_do_new_mount+0x10/0x10
[  137.216093][ T6412]  ? ns_capable+0x8a/0xf0
[  137.216113][ T6412]  ? kmem_cache_free+0x197/0x620
[  137.216143][ T6412]  __se_sys_mount+0x313/0x410
[  137.216168][ T6412]  ? __pfx___se_sys_mount+0x10/0x10
[  137.216191][ T6412]  ? do_syscall_64+0xbe/0xf80
[  137.216206][ T6412]  ? __x64_sys_mount+0x20/0xc0
[  137.216227][ T6412]  do_syscall_64+0xfa/0xf80
[  137.216244][ T6412]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  137.216260][ T6412]  ? clear_bhb_loop+0x60/0xb0
[  137.216281][ T6412]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  137.216297][ T6412] RIP: 0033:0x7f1395190eea
[  137.216314][ 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
[  137.216328][ T6412] RSP: 002b:00007f1396077e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  137.216348][ T6412] RAX: ffffffffffffffda RBX: 00007f1396077ef0 RCX: 00007f1395190eea
[  137.216360][ T6412] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f1396077eb0
[  137.216372][ T6412] RBP: 00002000000124c0 R08: 00007f1396077ef0 R09: 0000000000000000
[  137.216384][ T6412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  137.216396][ T6412] R13: 00007f1396077eb0 R14: 0000000000012588 R15: 0000200000000000
[  137.216427][ T6412]  </TASK>
[  137.216452][ 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.
[  137.534509][ T6412] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  137.586335][ T6419] loop3: detected capacity change from 0 to 32768
[  137.655538][ T6419] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  137.705900][ T6419] CPU: 1 UID: 0 PID: 6419 Comm: syz.3.97 Not tainted syzkaller #0 PREEMPT(full) 
[  137.705927][ T6419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  137.705938][ T6419] Call Trace:
[  137.705945][ T6419]  <TASK>
[  137.705952][ T6419]  dump_stack_lvl+0x189/0x250
[  137.705980][ T6419]  ? __pfx_dump_stack_lvl+0x10/0x10
[  137.706000][ T6419]  ? __pfx__printk+0x10/0x10
[  137.706028][ T6419]  ? kernfs_path_from_node+0x250/0x290
[  137.706046][ T6419]  ? kernfs_path_from_node+0x2f/0x290
[  137.706068][ T6419]  sysfs_create_dir_ns+0x259/0x280
[  137.706089][ T6419]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  137.706109][ T6419]  ? do_raw_spin_unlock+0x122/0x240
[  137.706135][ T6419]  kobject_add_internal+0x6ab/0xcc0
[  137.706163][ T6419]  kobject_init_and_add+0x125/0x190
[  137.706185][ T6419]  ? __pfx_kobject_init_and_add+0x10/0x10
[  137.706205][ T6419]  ? __raw_spin_lock_init+0x45/0x100
[  137.706228][ T6419]  ? __init_swait_queue_head+0xa9/0x150
[  137.706253][ T6419]  gfs2_sys_fs_add+0x234/0x450
[  137.706277][ T6419]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  137.706305][ T6419]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  137.706341][ T6419]  gfs2_fill_super+0x1388/0x21b0
[  137.706373][ T6419]  ? __pfx_gfs2_fill_super+0x10/0x10
[  137.706394][ T6419]  ? sb_set_blocksize+0x155/0x240
[  137.706413][ T6419]  ? setup_bdev_super+0x4c1/0x5b0
[  137.706432][ T6419]  get_tree_bdev_flags+0x40e/0x4d0
[  137.706450][ T6419]  ? __pfx_gfs2_fill_super+0x10/0x10
[  137.706466][ T6419]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  137.706481][ T6419]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  137.706515][ T6419]  gfs2_get_tree+0x51/0x1e0
[  137.706534][ T6419]  vfs_get_tree+0x92/0x2a0
[  137.706554][ T6419]  do_new_mount+0x302/0xa10
[  137.706571][ T6419]  ? apparmor_capable+0x137/0x1a0
[  137.706597][ T6419]  ? __pfx_do_new_mount+0x10/0x10
[  137.706616][ T6419]  ? ns_capable+0x8a/0xf0
[  137.706642][ T6419]  ? kmem_cache_free+0x197/0x620
[  137.706668][ T6419]  __se_sys_mount+0x313/0x410
[  137.706693][ T6419]  ? __pfx___se_sys_mount+0x10/0x10
[  137.706718][ T6419]  ? do_syscall_64+0xbe/0xf80
[  137.706732][ T6419]  ? __x64_sys_mount+0x20/0xc0
[  137.706754][ T6419]  do_syscall_64+0xfa/0xf80
[  137.706771][ T6419]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  137.706787][ T6419]  ? clear_bhb_loop+0x60/0xb0
[  137.706806][ T6419]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  137.706821][ T6419] RIP: 0033:0x7efd35190eea
[  137.706837][ T6419] 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
[  137.706852][ T6419] RSP: 002b:00007efd35fc8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  137.706871][ T6419] RAX: ffffffffffffffda RBX: 00007efd35fc8ef0 RCX: 00007efd35190eea
[  137.706885][ T6419] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007efd35fc8eb0
[  137.706897][ T6419] RBP: 00002000000124c0 R08: 00007efd35fc8ef0 R09: 0000000000000000
[  137.706906][ T6419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  137.706919][ T6419] R13: 00007efd35fc8eb0 R14: 0000000000012588 R15: 0000200000000000
[  137.706948][ T6419]  </TASK>
[  137.707035][ T6419] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  137.897867][ T6421] loop2: detected capacity change from 0 to 32768
[  137.925303][ T6419] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  138.087577][ T6421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  138.094993][ T6421] CPU: 0 UID: 0 PID: 6421 Comm: syz.2.98 Not tainted syzkaller #0 PREEMPT(full) 
[  138.095016][ T6421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  138.095027][ T6421] Call Trace:
[  138.095035][ T6421]  <TASK>
[  138.095042][ T6421]  dump_stack_lvl+0x189/0x250
[  138.095070][ T6421]  ? __pfx_dump_stack_lvl+0x10/0x10
[  138.095091][ T6421]  ? __pfx__printk+0x10/0x10
[  138.095119][ T6421]  ? kernfs_path_from_node+0x250/0x290
[  138.095136][ T6421]  ? kernfs_path_from_node+0x2f/0x290
[  138.095158][ T6421]  sysfs_create_dir_ns+0x259/0x280
[  138.095179][ T6421]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  138.095198][ T6421]  ? do_raw_spin_unlock+0x122/0x240
[  138.095228][ T6421]  kobject_add_internal+0x6ab/0xcc0
[  138.095250][ T6421]  kobject_init_and_add+0x125/0x190
[  138.095271][ T6421]  ? __pfx_kobject_init_and_add+0x10/0x10
[  138.095288][ T6421]  ? __raw_spin_lock_init+0x45/0x100
[  138.095310][ T6421]  ? __init_swait_queue_head+0xa9/0x150
[  138.095342][ T6421]  gfs2_sys_fs_add+0x234/0x450
[  138.095365][ T6421]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  138.095395][ T6421]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  138.095430][ T6421]  gfs2_fill_super+0x1388/0x21b0
[  138.095463][ T6421]  ? __pfx_gfs2_fill_super+0x10/0x10
[  138.095484][ T6421]  ? sb_set_blocksize+0x155/0x240
[  138.095505][ T6421]  ? setup_bdev_super+0x4c1/0x5b0
[  138.095526][ T6421]  get_tree_bdev_flags+0x40e/0x4d0
[  138.095543][ T6421]  ? __pfx_gfs2_fill_super+0x10/0x10
[  138.095560][ T6421]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  138.095575][ T6421]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  138.095607][ T6421]  gfs2_get_tree+0x51/0x1e0
[  138.095628][ T6421]  vfs_get_tree+0x92/0x2a0
[  138.095648][ T6421]  do_new_mount+0x302/0xa10
[  138.095665][ T6421]  ? apparmor_capable+0x137/0x1a0
[  138.095691][ T6421]  ? __pfx_do_new_mount+0x10/0x10
[  138.095711][ T6421]  ? ns_capable+0x8a/0xf0
[  138.095732][ T6421]  ? kmem_cache_free+0x197/0x620
[  138.095761][ T6421]  __se_sys_mount+0x313/0x410
[  138.095788][ T6421]  ? __pfx___se_sys_mount+0x10/0x10
[  138.095812][ T6421]  ? do_syscall_64+0xbe/0xf80
[  138.095827][ T6421]  ? __x64_sys_mount+0x20/0xc0
[  138.095849][ T6421]  do_syscall_64+0xfa/0xf80
[  138.095866][ T6421]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  138.095882][ T6421]  ? clear_bhb_loop+0x60/0xb0
[  138.095902][ T6421]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  138.095918][ T6421] RIP: 0033:0x7f284f790eea
[  138.095934][ T6421] 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
[  138.095948][ T6421] RSP: 002b:00007f28506f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  138.095966][ T6421] RAX: ffffffffffffffda RBX: 00007f28506f7ef0 RCX: 00007f284f790eea
[  138.095979][ T6421] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f28506f7eb0
[  138.095991][ T6421] RBP: 00002000000124c0 R08: 00007f28506f7ef0 R09: 0000000000000000
[  138.096003][ T6421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  138.096014][ T6421] R13: 00007f28506f7eb0 R14: 0000000000012588 R15: 0000200000000000
[  138.096044][ T6421]  </TASK>
2025/12/05 16:19:39 executed programs: 93
[  138.437482][ T6423] loop0: detected capacity change from 0 to 32768
[  138.451714][ T6421] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  138.469285][ T6421] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  138.517702][ T6423] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  138.525136][ T6423] CPU: 1 UID: 0 PID: 6423 Comm: syz.0.99 Not tainted syzkaller #0 PREEMPT(full) 
[  138.525160][ T6423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  138.525171][ T6423] Call Trace:
[  138.525178][ T6423]  <TASK>
[  138.525186][ T6423]  dump_stack_lvl+0x189/0x250
[  138.525215][ T6423]  ? __pfx_dump_stack_lvl+0x10/0x10
[  138.525236][ T6423]  ? __pfx__printk+0x10/0x10
[  138.525262][ T6423]  ? kernfs_path_from_node+0x250/0x290
[  138.525279][ T6423]  ? kernfs_path_from_node+0x2f/0x290
[  138.525301][ T6423]  sysfs_create_dir_ns+0x259/0x280
[  138.525321][ T6423]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  138.525341][ T6423]  ? do_raw_spin_unlock+0x122/0x240
[  138.525368][ T6423]  kobject_add_internal+0x6ab/0xcc0
[  138.525396][ T6423]  kobject_init_and_add+0x125/0x190
[  138.525420][ T6423]  ? __pfx_kobject_init_and_add+0x10/0x10
[  138.525441][ T6423]  ? __raw_spin_lock_init+0x45/0x100
[  138.525463][ T6423]  ? __init_swait_queue_head+0xa9/0x150
[  138.525489][ T6423]  gfs2_sys_fs_add+0x234/0x450
[  138.525514][ T6423]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  138.525543][ T6423]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  138.525585][ T6423]  gfs2_fill_super+0x1388/0x21b0
[  138.525619][ T6423]  ? __pfx_gfs2_fill_super+0x10/0x10
[  138.525640][ T6423]  ? sb_set_blocksize+0x155/0x240
[  138.525661][ T6423]  ? setup_bdev_super+0x4c1/0x5b0
[  138.525682][ T6423]  get_tree_bdev_flags+0x40e/0x4d0
[  138.525699][ T6423]  ? __pfx_gfs2_fill_super+0x10/0x10
[  138.525716][ T6423]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  138.525731][ T6423]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  138.525765][ T6423]  gfs2_get_tree+0x51/0x1e0
[  138.525784][ T6423]  vfs_get_tree+0x92/0x2a0
[  138.525804][ T6423]  do_new_mount+0x302/0xa10
[  138.525822][ T6423]  ? apparmor_capable+0x137/0x1a0
[  138.525849][ T6423]  ? __pfx_do_new_mount+0x10/0x10
[  138.525868][ T6423]  ? ns_capable+0x8a/0xf0
[  138.525889][ T6423]  ? kmem_cache_free+0x197/0x620
[  138.525917][ T6423]  __se_sys_mount+0x313/0x410
[  138.525944][ T6423]  ? __pfx___se_sys_mount+0x10/0x10
[  138.525968][ T6423]  ? do_syscall_64+0xbe/0xf80
[  138.525983][ T6423]  ? __x64_sys_mount+0x20/0xc0
[  138.526004][ T6423]  do_syscall_64+0xfa/0xf80
[  138.526021][ T6423]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  138.526037][ T6423]  ? clear_bhb_loop+0x60/0xb0
[  138.526057][ T6423]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  138.526073][ T6423] RIP: 0033:0x7fc04a590eea
[  138.526089][ T6423] 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
[  138.526104][ T6423] RSP: 002b:00007fc04b372e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  138.526123][ T6423] RAX: ffffffffffffffda RBX: 00007fc04b372ef0 RCX: 00007fc04a590eea
[  138.526135][ T6423] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fc04b372eb0
[  138.526147][ T6423] RBP: 00002000000124c0 R08: 00007fc04b372ef0 R09: 0000000000000000
[  138.526159][ T6423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  138.526169][ T6423] R13: 00007fc04b372eb0 R14: 0000000000012588 R15: 0000200000000000
[  138.526199][ T6423]  </TASK>
[  138.888745][ T6434] loop3: detected capacity change from 0 to 32768
[  138.956322][ T6434] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  138.963823][ T6423] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  139.005367][ T6434] CPU: 0 UID: 0 PID: 6434 Comm: syz.3.100 Not tainted syzkaller #0 PREEMPT(full) 
[  139.005391][ T6434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  139.005401][ T6434] Call Trace:
[  139.005408][ T6434]  <TASK>
[  139.005415][ T6434]  dump_stack_lvl+0x189/0x250
[  139.005443][ T6434]  ? __pfx_dump_stack_lvl+0x10/0x10
[  139.005462][ T6434]  ? __pfx__printk+0x10/0x10
[  139.005490][ T6434]  ? kernfs_path_from_node+0x250/0x290
[  139.005507][ T6434]  ? kernfs_path_from_node+0x2f/0x290
[  139.005527][ T6434]  sysfs_create_dir_ns+0x259/0x280
[  139.005547][ T6434]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  139.005568][ T6434]  ? do_raw_spin_unlock+0x122/0x240
[  139.005595][ T6434]  kobject_add_internal+0x6ab/0xcc0
[  139.005623][ T6434]  kobject_init_and_add+0x125/0x190
[  139.005652][ T6434]  ? __pfx_kobject_init_and_add+0x10/0x10
[  139.005670][ T6434]  ? __raw_spin_lock_init+0x45/0x100
[  139.005693][ T6434]  ? __init_swait_queue_head+0xa9/0x150
[  139.005718][ T6434]  gfs2_sys_fs_add+0x234/0x450
[  139.005741][ T6434]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  139.005770][ T6434]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  139.005805][ T6434]  gfs2_fill_super+0x1388/0x21b0
[  139.005836][ T6434]  ? __pfx_gfs2_fill_super+0x10/0x10
[  139.005857][ T6434]  ? sb_set_blocksize+0x155/0x240
[  139.005878][ T6434]  ? setup_bdev_super+0x4c1/0x5b0
[  139.005900][ T6434]  get_tree_bdev_flags+0x40e/0x4d0
[  139.005918][ T6434]  ? __pfx_gfs2_fill_super+0x10/0x10
[  139.005935][ T6434]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  139.005951][ T6434]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  139.005983][ T6434]  gfs2_get_tree+0x51/0x1e0
[  139.006002][ T6434]  vfs_get_tree+0x92/0x2a0
[  139.006021][ T6434]  do_new_mount+0x302/0xa10
[  139.006039][ T6434]  ? apparmor_capable+0x137/0x1a0
[  139.006064][ T6434]  ? __pfx_do_new_mount+0x10/0x10
[  139.006082][ T6434]  ? ns_capable+0x8a/0xf0
[  139.006101][ T6434]  ? kmem_cache_free+0x197/0x620
[  139.006125][ T6434]  __se_sys_mount+0x313/0x410
[  139.006144][ T6434]  ? __pfx___se_sys_mount+0x10/0x10
[  139.006164][ T6434]  ? do_syscall_64+0xbe/0xf80
[  139.006173][ T6434]  ? __x64_sys_mount+0x20/0xc0
[  139.006186][ T6434]  do_syscall_64+0xfa/0xf80
[  139.006195][ T6434]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  139.006205][ T6434]  ? clear_bhb_loop+0x60/0xb0
[  139.006217][ T6434]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  139.006226][ T6434] RIP: 0033:0x7efd35190eea
[  139.006236][ T6434] 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
[  139.006245][ T6434] RSP: 002b:00007efd35fc8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  139.006255][ T6434] RAX: ffffffffffffffda RBX: 00007efd35fc8ef0 RCX: 00007efd35190eea
[  139.006268][ T6434] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007efd35fc8eb0
[  139.006275][ T6434] RBP: 00002000000124c0 R08: 00007efd35fc8ef0 R09: 0000000000000000
[  139.006281][ T6434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  139.006287][ T6434] R13: 00007efd35fc8eb0 R14: 0000000000012588 R15: 0000200000000000
[  139.006303][ T6434]  </TASK>
[  139.006447][ T6434] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  139.290729][ T6423] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  139.425305][ T6434] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  139.481261][ T6435] loop4: detected capacity change from 0 to 32768
[  139.585766][ T6435] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  139.638949][ T6435] CPU: 0 UID: 0 PID: 6435 Comm: syz.4.101 Not tainted syzkaller #0 PREEMPT(full) 
[  139.638974][ T6435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  139.638985][ T6435] Call Trace:
[  139.638992][ T6435]  <TASK>
[  139.639000][ T6435]  dump_stack_lvl+0x189/0x250
[  139.639027][ T6435]  ? __pfx_dump_stack_lvl+0x10/0x10
[  139.639047][ T6435]  ? __pfx__printk+0x10/0x10
[  139.639075][ T6435]  ? kernfs_path_from_node+0x250/0x290
[  139.639093][ T6435]  ? kernfs_path_from_node+0x2f/0x290
[  139.639115][ T6435]  sysfs_create_dir_ns+0x259/0x280
[  139.639136][ T6435]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  139.639155][ T6435]  ? do_raw_spin_unlock+0x122/0x240
[  139.639182][ T6435]  kobject_add_internal+0x6ab/0xcc0
[  139.639209][ T6435]  kobject_init_and_add+0x125/0x190
[  139.639234][ T6435]  ? __pfx_kobject_init_and_add+0x10/0x10
[  139.639254][ T6435]  ? __raw_spin_lock_init+0x45/0x100
[  139.639278][ T6435]  ? __init_swait_queue_head+0xa9/0x150
[  139.639303][ T6435]  gfs2_sys_fs_add+0x234/0x450
[  139.639326][ T6435]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  139.639355][ T6435]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  139.639391][ T6435]  gfs2_fill_super+0x1388/0x21b0
[  139.639424][ T6435]  ? __pfx_gfs2_fill_super+0x10/0x10
[  139.639445][ T6435]  ? sb_set_blocksize+0x155/0x240
[  139.639474][ T6435]  ? setup_bdev_super+0x4c1/0x5b0
[  139.639496][ T6435]  get_tree_bdev_flags+0x40e/0x4d0
[  139.639514][ T6435]  ? __pfx_gfs2_fill_super+0x10/0x10
[  139.639531][ T6435]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  139.639547][ T6435]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  139.639580][ T6435]  gfs2_get_tree+0x51/0x1e0
[  139.639601][ T6435]  vfs_get_tree+0x92/0x2a0
[  139.639621][ T6435]  do_new_mount+0x302/0xa10
[  139.639639][ T6435]  ? apparmor_capable+0x137/0x1a0
[  139.639665][ T6435]  ? __pfx_do_new_mount+0x10/0x10
[  139.639684][ T6435]  ? ns_capable+0x8a/0xf0
[  139.639705][ T6435]  ? kmem_cache_free+0x197/0x620
[  139.639732][ T6435]  __se_sys_mount+0x313/0x410
[  139.639758][ T6435]  ? __pfx___se_sys_mount+0x10/0x10
[  139.639782][ T6435]  ? do_syscall_64+0xbe/0xf80
[  139.639797][ T6435]  ? __x64_sys_mount+0x20/0xc0
[  139.639820][ T6435]  do_syscall_64+0xfa/0xf80
[  139.639837][ T6435]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  139.639854][ T6435]  ? clear_bhb_loop+0x60/0xb0
[  139.639874][ T6435]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  139.639890][ T6435] RIP: 0033:0x7f1395190eea
[  139.639907][ T6435] 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
[  139.639921][ T6435] RSP: 002b:00007f1396077e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  139.639939][ T6435] RAX: ffffffffffffffda RBX: 00007f1396077ef0 RCX: 00007f1395190eea
[  139.639952][ T6435] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f1396077eb0
[  139.639964][ T6435] RBP: 00002000000124c0 R08: 00007f1396077ef0 R09: 0000000000000000
[  139.639976][ T6435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  139.639987][ T6435] R13: 00007f1396077eb0 R14: 0000000000012588 R15: 0000200000000000
[  139.640016][ T6435]  </TASK>
[  139.640042][ T6435] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  140.006635][ T6435] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  140.590995][ T6442] loop0: detected capacity change from 0 to 32768
[  140.627064][ T6442] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  140.644797][ T6442] CPU: 0 UID: 0 PID: 6442 Comm: syz.0.103 Not tainted syzkaller #0 PREEMPT(full) 
[  140.644824][ T6442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  140.644835][ T6442] Call Trace:
[  140.644843][ T6442]  <TASK>
[  140.644850][ T6442]  dump_stack_lvl+0x189/0x250
[  140.644879][ T6442]  ? __pfx_dump_stack_lvl+0x10/0x10
[  140.644915][ T6442]  sysfs_create_dir_ns+0x259/0x280
[  140.644938][ T6442]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  140.644958][ T6442]  ? do_raw_spin_unlock+0x122/0x240
[  140.644985][ T6442]  kobject_add_internal+0x6ab/0xcc0
[  140.645012][ T6442]  kobject_init_and_add+0x125/0x190
[  140.645037][ T6442]  ? __pfx_kobject_init_and_add+0x10/0x10
[  140.645060][ T6442]  ? __raw_spin_lock_init+0x45/0x100
[  140.645081][ T6442]  ? __init_swait_queue_head+0xa9/0x150
[  140.645104][ T6442]  gfs2_sys_fs_add+0x234/0x450
[  140.645127][ T6442]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  140.645154][ T6442]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  140.645186][ T6442]  gfs2_fill_super+0x1388/0x21b0
[  140.645218][ T6442]  ? __pfx_gfs2_fill_super+0x10/0x10
[  140.645237][ T6442]  ? sb_set_blocksize+0x155/0x240
[  140.645255][ T6442]  ? setup_bdev_super+0x4c1/0x5b0
[  140.645275][ T6442]  get_tree_bdev_flags+0x40e/0x4d0
[  140.645293][ T6442]  ? __pfx_gfs2_fill_super+0x10/0x10
[  140.645309][ T6442]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  140.645325][ T6442]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  140.645358][ T6442]  gfs2_get_tree+0x51/0x1e0
[  140.645377][ T6442]  vfs_get_tree+0x92/0x2a0
[  140.645402][ T6442]  do_new_mount+0x302/0xa10
[  140.645418][ T6442]  ? apparmor_capable+0x137/0x1a0
[  140.645441][ T6442]  ? __pfx_do_new_mount+0x10/0x10
[  140.645459][ T6442]  ? ns_capable+0x8a/0xf0
[  140.645478][ T6442]  ? kmem_cache_free+0x197/0x620
[  140.645504][ T6442]  __se_sys_mount+0x313/0x410
[  140.645529][ T6442]  ? __pfx___se_sys_mount+0x10/0x10
[  140.645549][ T6442]  ? do_syscall_64+0xbe/0xf80
[  140.645563][ T6442]  ? __x64_sys_mount+0x20/0xc0
[  140.645583][ T6442]  do_syscall_64+0xfa/0xf80
[  140.645600][ T6442]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  140.645617][ T6442]  ? clear_bhb_loop+0x60/0xb0
[  140.645636][ T6442]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  140.645653][ T6442] RIP: 0033:0x7fc04a590eea
[  140.645668][ T6442] 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
[  140.645681][ T6442] RSP: 002b:00007fc04b372e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  140.645697][ T6442] RAX: ffffffffffffffda RBX: 00007fc04b372ef0 RCX: 00007fc04a590eea
[  140.645708][ T6442] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fc04b372eb0
[  140.645719][ T6442] RBP: 00002000000124c0 R08: 00007fc04b372ef0 R09: 0000000000000000
[  140.645729][ T6442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  140.645740][ T6442] R13: 00007fc04b372eb0 R14: 0000000000012588 R15: 0000200000000000
[  140.645767][ T6442]  </TASK>
[  140.975350][ T6442] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  140.999657][ T6442] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  141.104193][ T6440] loop2: detected capacity change from 0 to 32768
[  141.140553][ T6206] gfs2: fsid=syz:syz.0: file system withdrawn
[  141.175137][ T6449] loop4: detected capacity change from 0 to 32768
[  141.208934][ T6446] loop3: detected capacity change from 0 to 32768
[  141.216140][ T6449] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  141.223529][ T6449] CPU: 0 UID: 0 PID: 6449 Comm: syz.4.105 Not tainted syzkaller #0 PREEMPT(full) 
[  141.223550][ T6449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  141.223561][ T6449] Call Trace:
[  141.223568][ T6449]  <TASK>
[  141.223576][ T6449]  dump_stack_lvl+0x189/0x250
[  141.223605][ T6449]  ? __pfx_dump_stack_lvl+0x10/0x10
[  141.223625][ T6449]  ? __pfx__printk+0x10/0x10
[  141.223653][ T6449]  ? kernfs_path_from_node+0x250/0x290
[  141.223672][ T6449]  ? kernfs_path_from_node+0x2f/0x290
[  141.223693][ T6449]  sysfs_create_dir_ns+0x259/0x280
[  141.223714][ T6449]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  141.223734][ T6449]  ? do_raw_spin_unlock+0x122/0x240
[  141.223761][ T6449]  kobject_add_internal+0x6ab/0xcc0
[  141.223788][ T6449]  kobject_init_and_add+0x125/0x190
[  141.223812][ T6449]  ? __pfx_kobject_init_and_add+0x10/0x10
[  141.223832][ T6449]  ? __raw_spin_lock_init+0x45/0x100
[  141.223856][ T6449]  ? __init_swait_queue_head+0xa9/0x150
[  141.223882][ T6449]  gfs2_sys_fs_add+0x234/0x450
[  141.223906][ T6449]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  141.223935][ T6449]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  141.223971][ T6449]  gfs2_fill_super+0x1388/0x21b0
[  141.224019][ T6449]  ? __pfx_gfs2_fill_super+0x10/0x10
[  141.224041][ T6449]  ? sb_set_blocksize+0x155/0x240
[  141.224061][ T6449]  ? setup_bdev_super+0x4c1/0x5b0
[  141.224082][ T6449]  get_tree_bdev_flags+0x40e/0x4d0
[  141.224100][ T6449]  ? __pfx_gfs2_fill_super+0x10/0x10
[  141.224116][ T6449]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  141.224131][ T6449]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  141.224170][ T6449]  gfs2_get_tree+0x51/0x1e0
[  141.224190][ T6449]  vfs_get_tree+0x92/0x2a0
[  141.224210][ T6449]  do_new_mount+0x302/0xa10
[  141.224229][ T6449]  ? apparmor_capable+0x137/0x1a0
[  141.224255][ T6449]  ? __pfx_do_new_mount+0x10/0x10
[  141.224275][ T6449]  ? ns_capable+0x8a/0xf0
[  141.224295][ T6449]  ? kmem_cache_free+0x197/0x620
[  141.224323][ T6449]  __se_sys_mount+0x313/0x410
[  141.224349][ T6449]  ? __pfx___se_sys_mount+0x10/0x10
[  141.224374][ T6449]  ? do_syscall_64+0xbe/0xf80
[  141.224389][ T6449]  ? __x64_sys_mount+0x20/0xc0
[  141.224411][ T6449]  do_syscall_64+0xfa/0xf80
[  141.224428][ T6449]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  141.224444][ T6449]  ? clear_bhb_loop+0x60/0xb0
[  141.224469][ T6449]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  141.224485][ T6449] RIP: 0033:0x7f1395190eea
[  141.224501][ T6449] 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
[  141.224514][ T6449] RSP: 002b:00007f1396077e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  141.224532][ T6449] RAX: ffffffffffffffda RBX: 00007f1396077ef0 RCX: 00007f1395190eea
[  141.224545][ T6449] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f1396077eb0
[  141.224557][ T6449] RBP: 00002000000124c0 R08: 00007f1396077ef0 R09: 0000000000000000
[  141.224568][ T6449] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  141.224579][ T6449] R13: 00007f1396077eb0 R14: 0000000000012588 R15: 0000200000000000
[  141.224608][ T6449]  </TASK>
[  141.224633][ T6449] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  141.523930][ T6440] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  141.573879][ T6446] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  141.583031][ T6440] CPU: 0 UID: 0 PID: 6440 Comm: syz.2.102 Not tainted syzkaller #0 PREEMPT(full) 
[  141.583057][ T6440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  141.583067][ T6440] Call Trace:
[  141.583074][ T6440]  <TASK>
[  141.583081][ T6440]  dump_stack_lvl+0x189/0x250
[  141.583109][ T6440]  ? __pfx_dump_stack_lvl+0x10/0x10
[  141.583128][ T6440]  ? __pfx__printk+0x10/0x10
[  141.583156][ T6440]  ? kernfs_path_from_node+0x250/0x290
[  141.583173][ T6440]  ? kernfs_path_from_node+0x2f/0x290
[  141.583194][ T6440]  sysfs_create_dir_ns+0x259/0x280
[  141.583215][ T6440]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  141.583235][ T6440]  ? do_raw_spin_unlock+0x122/0x240
[  141.583261][ T6440]  kobject_add_internal+0x6ab/0xcc0
[  141.583290][ T6440]  kobject_init_and_add+0x125/0x190
[  141.583314][ T6440]  ? __pfx_kobject_init_and_add+0x10/0x10
[  141.583334][ T6440]  ? __raw_spin_lock_init+0x45/0x100
[  141.583357][ T6440]  ? __init_swait_queue_head+0xa9/0x150
[  141.583383][ T6440]  gfs2_sys_fs_add+0x234/0x450
[  141.583407][ T6440]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  141.583437][ T6440]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  141.583473][ T6440]  gfs2_fill_super+0x1388/0x21b0
[  141.583507][ T6440]  ? __pfx_gfs2_fill_super+0x10/0x10
[  141.583529][ T6440]  ? sb_set_blocksize+0x155/0x240
[  141.583549][ T6440]  ? setup_bdev_super+0x4c1/0x5b0
[  141.583570][ T6440]  get_tree_bdev_flags+0x40e/0x4d0
[  141.583588][ T6440]  ? __pfx_gfs2_fill_super+0x10/0x10
[  141.583604][ T6440]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  141.583620][ T6440]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  141.583653][ T6440]  gfs2_get_tree+0x51/0x1e0
[  141.583674][ T6440]  vfs_get_tree+0x92/0x2a0
[  141.583694][ T6440]  do_new_mount+0x302/0xa10
[  141.583712][ T6440]  ? apparmor_capable+0x137/0x1a0
[  141.583738][ T6440]  ? __pfx_do_new_mount+0x10/0x10
[  141.583757][ T6440]  ? ns_capable+0x8a/0xf0
[  141.583778][ T6440]  ? kmem_cache_free+0x197/0x620
[  141.583807][ T6440]  __se_sys_mount+0x313/0x410
[  141.583833][ T6440]  ? __pfx___se_sys_mount+0x10/0x10
[  141.583857][ T6440]  ? do_syscall_64+0xbe/0xf80
[  141.583872][ T6440]  ? __x64_sys_mount+0x20/0xc0
[  141.583893][ T6440]  do_syscall_64+0xfa/0xf80
[  141.583911][ T6440]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  141.583927][ T6440]  ? clear_bhb_loop+0x60/0xb0
[  141.583948][ T6440]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  141.583964][ T6440] RIP: 0033:0x7f284f790eea
[  141.583979][ T6440] 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
[  141.583993][ T6440] RSP: 002b:00007f28506f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  141.584018][ T6440] RAX: ffffffffffffffda RBX: 00007f28506f7ef0 RCX: 00007f284f790eea
[  141.584031][ T6440] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f28506f7eb0
[  141.584044][ T6440] RBP: 00002000000124c0 R08: 00007f28506f7ef0 R09: 0000000000000000
[  141.584055][ T6440] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  141.584066][ T6440] R13: 00007f28506f7eb0 R14: 0000000000012588 R15: 0000200000000000
[  141.584097][ T6440]  </TASK>
[  141.584122][ T6440] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  141.615496][ T6449] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  141.656153][ T6446] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[  141.722656][ T6440] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  142.012118][ T6446] gfs2: fsid=syz:syz.0: journal 0 mapped with 9 extents in 0ms
[  142.022528][ T6206] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  142.030399][ T6206] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  142.082735][ T6206] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 52ms
[  142.090460][ T6206] gfs2: fsid=syz:syz.0: jid=0: Done
[  142.100447][ T6446] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  142.272564][ T6446] gfs2: fsid=syz:syz.0: found 1 quota changes
[  142.316709][ T5946] syz-executor: attempt to access beyond end of device
[  142.316709][ T5946] loop3: rw=8400897, sector=68719479080, nr_sectors = 8 limit=32768
[  142.355541][ T5946] Buffer I/O error on dev loop3, logical block 8589934885, lost async page write
[  142.371767][ T5946] gfs2: fsid=syz:syz.0: fatal: I/O error - block = 8589934885, function = gfs2_ail1_start_one, file = fs/gfs2/log.c, line = 116
[  142.385131][ T5946] CPU: 1 UID: 0 PID: 5946 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[  142.385164][ T5946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  142.385176][ T5946] Call Trace:
[  142.385183][ T5946]  <TASK>
[  142.385191][ T5946]  dump_stack_lvl+0x189/0x250
[  142.385223][ T5946]  ? __pfx_dump_stack_lvl+0x10/0x10
[  142.385243][ T5946]  ? do_raw_spin_lock+0x121/0x290
[  142.385262][ T5946]  ? gfs2_ail1_flush+0xce2/0xfb0
[  142.385279][ T5946]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  142.385306][ T5946]  gfs2_withdraw+0xc3/0x1b0
[  142.385323][ T5946]  gfs2_ail1_flush+0x97b/0xfb0
[  142.385359][ T5946]  ? __pfx_gfs2_ail1_flush+0x10/0x10
[  142.385382][ T5946]  ? __lock_acquire+0x6b6/0x2cf0
[  142.385407][ T5946]  empty_ail1_list+0x13d/0x260
[  142.385428][ T5946]  ? __pfx_empty_ail1_list+0x10/0x10
[  142.385488][ T5946]  ? do_raw_spin_unlock+0x122/0x240
[  142.385514][ T5946]  gfs2_log_flush+0x1de3/0x24c0
[  142.385547][ T5946]  ? __pfx_gfs2_log_flush+0x10/0x10
[  142.385570][ T5946]  ? __pfx_call_rcu+0x10/0x10
[  142.385588][ T5946]  ? radix_tree_delete_item+0x2b6/0x400
[  142.385613][ T5946]  gfs2_kill_sb+0x5c/0x430
[  142.385630][ T5946]  ? shrinker_free+0x2ce/0x3e0
[  142.385651][ T5946]  deactivate_locked_super+0xbc/0x130
[  142.385677][ T5946]  cleanup_mnt+0x425/0x4c0
[  142.385700][ T5946]  ? lockdep_hardirqs_on+0x98/0x140
[  142.385719][ T5946]  task_work_run+0x1d4/0x260
[  142.385744][ T5946]  ? __pfx_task_work_run+0x10/0x10
[  142.385771][ T5946]  ? exit_to_user_mode_loop+0x55/0x4f0
[  142.385792][ T5946]  exit_to_user_mode_loop+0xff/0x4f0
[  142.385809][ T5946]  ? rcu_is_watching+0x15/0xb0
[  142.385831][ T5946]  do_syscall_64+0x2e3/0xf80
[  142.385849][ T5946]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  142.385865][ T5946]  ? clear_bhb_loop+0x60/0xb0
[  142.385890][ T5946]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  142.385905][ T5946] RIP: 0033:0x7efd35190a77
[  142.385921][ T5946] 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
[  142.385935][ T5946] RSP: 002b:00007ffdad099ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  142.385952][ T5946] RAX: 0000000000000000 RBX: 00007efd35213d7d RCX: 00007efd35190a77
[  142.385964][ T5946] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdad099fa0
[  142.385974][ T5946] RBP: 00007ffdad099fa0 R08: 0000000000000000 R09: 0000000000000000
[  142.385984][ T5946] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdad09b030
[  142.385995][ T5946] R13: 00007efd35213d7d R14: 000000000002210b R15: 00007ffdad09b070
[  142.386024][ T5946]  </TASK>
[  142.638234][ T5946] gfs2: fsid=syz:syz.0: about to withdraw this file system
[  142.675907][ T5946]  slab gfs2_quotad start ffff88807e212150 pointer offset 120 size 272
[  142.684758][ T5946] list_add corruption. prev->next should be next (ffff88801badc600), but was ffff88807e2121c8. (prev=ffff88807e2121c8).
[  142.699204][ T5946] ------------[ cut here ]------------
[  142.704683][ T5946] kernel BUG at lib/list_debug.c:34!
[  142.711389][ T5946] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
[  142.717644][ T5946] CPU: 0 UID: 0 PID: 5946 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
[  142.727101][ T5946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  142.737156][ T5946] RIP: 0010:__list_add_valid_or_report+0x123/0x130
[  142.743652][ T5946] Code: e8 62 d0 6d fd 43 80 3c 2c 00 74 08 4c 89 f7 e8 03 b9 8f fd 49 8b 16 48 c7 c7 40 7d c0 8b 48 89 de 4c 89 f1 e8 2e 57 8f fc 90 <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90
[  142.763241][ T5946] RSP: 0018:ffffc90003fb7b38 EFLAGS: 00010246
[  142.769293][ T5946] RAX: 0000000000000075 RBX: ffff88801badc600 RCX: 21ca257f35549100
[  142.777250][ T5946] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
[  142.785205][ T5946] RBP: 1ffff1100375b8c1 R08: 0000000000000003 R09: 0000000000000004
[  142.793163][ T5946] R10: dffffc0000000000 R11: fffffbfff1bbae20 R12: 1ffff1100fc42439
[  142.801118][ T5946] R13: dffffc0000000000 R14: ffff88807e2121c8 R15: ffff88807e2121c8
[  142.809076][ T5946] FS:  000055557a22b500(0000) GS:ffff888125e37000(0000) knlGS:0000000000000000
[  142.817992][ T5946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  142.824557][ T5946] CR2: 000055557f302608 CR3: 0000000032a80000 CR4: 00000000003526f0
[  142.832513][ T5946] Call Trace:
[  142.835778][ T5946]  <TASK>
[  142.838697][ T5946]  list_lru_add+0xf2/0x270
[  142.843104][ T5946]  qd_put+0x114/0x190
[  142.847074][ T5946]  gfs2_quota_sync+0x30c/0x460
[  142.851826][ T5946]  gfs2_sync_fs+0x4c/0xb0
[  142.856142][ T5946]  sync_filesystem+0xee/0x230
[  142.860805][ T5946]  generic_shutdown_super+0x6f/0x2c0
[  142.866076][ T5946]  kill_block_super+0x44/0x90
[  142.870736][ T5946]  deactivate_locked_super+0xbc/0x130
[  142.876095][ T5946]  cleanup_mnt+0x425/0x4c0
[  142.880508][ T5946]  ? lockdep_hardirqs_on+0x98/0x140
[  142.885685][ T5946]  task_work_run+0x1d4/0x260
[  142.890259][ T5946]  ? __pfx_task_work_run+0x10/0x10
[  142.895356][ T5946]  ? exit_to_user_mode_loop+0x55/0x4f0
[  142.900799][ T5946]  exit_to_user_mode_loop+0xff/0x4f0
[  142.906068][ T5946]  ? rcu_is_watching+0x15/0xb0
[  142.910820][ T5946]  do_syscall_64+0x2e3/0xf80
[  142.915394][ T5946]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  142.921442][ T5946]  ? clear_bhb_loop+0x60/0xb0
[  142.926104][ T5946]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  142.931982][ T5946] RIP: 0033:0x7efd35190a77
[  142.936383][ T5946] 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
[  142.955976][ T5946] RSP: 002b:00007ffdad099ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  142.964385][ T5946] RAX: 0000000000000000 RBX: 00007efd35213d7d RCX: 00007efd35190a77
[  142.972345][ T5946] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdad099fa0
[  142.980303][ T5946] RBP: 00007ffdad099fa0 R08: 0000000000000000 R09: 0000000000000000
[  142.988255][ T5946] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdad09b030
[  142.996209][ T5946] R13: 00007efd35213d7d R14: 000000000002210b R15: 00007ffdad09b070
[  143.004168][ T5946]  </TASK>
[  143.007171][ T5946] Modules linked in:
[  143.012313][ T5946] ---[ end trace 0000000000000000 ]---
[  143.018884][ T5946] RIP: 0010:__list_add_valid_or_report+0x123/0x130
[  143.025440][ T5946] Code: e8 62 d0 6d fd 43 80 3c 2c 00 74 08 4c 89 f7 e8 03 b9 8f fd 49 8b 16 48 c7 c7 40 7d c0 8b 48 89 de 4c 89 f1 e8 2e 57 8f fc 90 <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90
[  143.045176][ T5946] RSP: 0018:ffffc90003fb7b38 EFLAGS: 00010246
[  143.051292][ T5946] RAX: 0000000000000075 RBX: ffff88801badc600 RCX: 21ca257f35549100
[  143.059585][ T5946] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
[  143.067625][ T5946] RBP: 1ffff1100375b8c1 R08: 0000000000000003 R09: 0000000000000004
[  143.075633][ T5946] R10: dffffc0000000000 R11: fffffbfff1bbae20 R12: 1ffff1100fc42439
[  143.083609][ T5946] R13: dffffc0000000000 R14: ffff88807e2121c8 R15: ffff88807e2121c8
[  143.091620][ T5946] FS:  000055557a22b500(0000) GS:ffff888125e37000(0000) knlGS:0000000000000000
[  143.100584][ T5946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  143.108084][ T5946] CR2: 000055557f302608 CR3: 0000000032a80000 CR4: 00000000003526f0
[  143.116854][ T5946] Kernel panic - not syncing: Fatal exception
[  143.123265][ T5946] Kernel Offset: disabled
[  143.127575][ T5946] Rebooting in 86400 seconds..