8][T10688]  ? sb_set_blocksize+0x155/0x240
[  594.082943][T10688]  ? setup_bdev_super+0x4c1/0x5b0
[  594.082965][T10688]  get_tree_bdev_flags+0x431/0x4f0
[  594.082983][T10688]  ? __pfx_gfs2_fill_super+0x10/0x10
[  594.082996][T10688]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  594.083009][T10688]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  594.083032][T10688]  gfs2_get_tree+0x51/0x1e0
[  594.083050][T10688]  vfs_get_tree+0x92/0x2a0
[  594.083067][T10688]  do_new_mount+0x341/0xd30
[  594.083084][T10688]  ? apparmor_capable+0x126/0x170
[  594.083102][T10688]  ? __pfx_do_new_mount+0x10/0x10
[  594.083120][T10688]  ? ns_capable+0x89/0xe0
[  594.083150][T10688]  ? user_path_at+0xd4/0x160
[  594.083168][T10688]  __se_sys_mount+0x31d/0x420
[  594.083191][T10688]  ? __pfx___se_sys_mount+0x10/0x10
[  594.083216][T10688]  ? __x64_sys_mount+0x20/0xc0
[  594.083234][T10688]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  594.083249][T10688]  do_syscall_64+0x15f/0xf80
[  594.083267][T10688]  ? trace_irq_disable+0x3b/0x140
[  594.083285][T10688]  ? clear_bhb_loop+0x40/0x90
[  594.083304][T10688]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  594.083320][T10688] RIP: 0033:0x7fab673cea9a
[  594.083341][T10688] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  594.083353][T10688] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  594.083372][T10688] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  594.083383][T10688] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  594.083409][T10688] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  594.083419][T10688] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  594.083430][T10688] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  594.083460][T10688]  </TASK>
[  594.083480][T10688] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  594.797344][T10688] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  595.210792][T10694] loop4: detected capacity change from 0 to 32768
[  595.249768][T10694] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  595.306960][T10694] CPU: 0 UID: 0 PID: 10694 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  595.306986][T10694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  595.306997][T10694] Call Trace:
[  595.307004][T10694]  <TASK>
[  595.307011][T10694]  dump_stack_lvl+0xe8/0x150
[  595.307040][T10694]  sysfs_create_dir_ns+0x271/0x2a0
[  595.307067][T10694]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  595.307092][T10694]  ? do_raw_spin_unlock+0xf5/0x210
[  595.307112][T10694]  kobject_add_internal+0x62b/0xd00
[  595.307141][T10694]  kobject_init_and_add+0x12b/0x1a0
[  595.307166][T10694]  ? __pfx_kobject_init_and_add+0x10/0x10
[  595.307189][T10694]  ? __raw_spin_lock_init+0x45/0x100
[  595.307209][T10694]  ? __init_swait_queue_head+0xa9/0x150
[  595.307230][T10694]  gfs2_sys_fs_add+0x257/0x480
[  595.307251][T10694]  ? is_dynamic_key+0x1ac/0x1c0
[  595.307273][T10694]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  595.307300][T10694]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  595.307340][T10694]  gfs2_fill_super+0x13a7/0x21d0
[  595.307371][T10694]  ? __pfx_gfs2_fill_super+0x10/0x10
[  595.307391][T10694]  ? sb_set_blocksize+0x155/0x240
[  595.307416][T10694]  ? setup_bdev_super+0x4c1/0x5b0
[  595.307437][T10694]  get_tree_bdev_flags+0x431/0x4f0
[  595.307455][T10694]  ? __pfx_gfs2_fill_super+0x10/0x10
[  595.307471][T10694]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  595.307487][T10694]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  595.307514][T10694]  gfs2_get_tree+0x51/0x1e0
[  595.307534][T10694]  vfs_get_tree+0x92/0x2a0
[  595.307553][T10694]  do_new_mount+0x341/0xd30
[  595.307572][T10694]  ? apparmor_capable+0x126/0x170
[  595.307594][T10694]  ? __pfx_do_new_mount+0x10/0x10
[  595.307614][T10694]  ? ns_capable+0x89/0xe0
[  595.307646][T10694]  ? user_path_at+0xd4/0x160
[  595.307664][T10694]  __se_sys_mount+0x31d/0x420
[  595.307690][T10694]  ? __pfx___se_sys_mount+0x10/0x10
[  595.307716][T10694]  ? __x64_sys_mount+0x20/0xc0
[  595.307736][T10694]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  595.307754][T10694]  do_syscall_64+0x15f/0xf80
[  595.307774][T10694]  ? trace_irq_disable+0x3b/0x140
[  595.307792][T10694]  ? clear_bhb_loop+0x40/0x90
[  595.307812][T10694]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  595.307828][T10694] RIP: 0033:0x7fab673cea9a
[  595.307845][T10694] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  595.307858][T10694] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  595.307877][T10694] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  595.307889][T10694] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  595.307900][T10694] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  595.307911][T10694] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  595.307921][T10694] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  595.307948][T10694]  </TASK>
[  595.618864][T10699] loop1: detected capacity change from 0 to 32768
[  595.678998][T10709] loop2: detected capacity change from 0 to 32768
[  595.701138][T10694] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  595.717423][T10694] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  595.731887][T10699] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  595.775357][T10699] CPU: 1 UID: 0 PID: 10699 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  595.775381][T10699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  595.775391][T10699] Call Trace:
[  595.775399][T10699]  <TASK>
[  595.775407][T10699]  dump_stack_lvl+0xe8/0x150
[  595.775436][T10699]  sysfs_create_dir_ns+0x271/0x2a0
[  595.775462][T10699]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  595.775486][T10699]  ? do_raw_spin_unlock+0xf5/0x210
[  595.775508][T10699]  kobject_add_internal+0x62b/0xd00
[  595.775539][T10699]  kobject_init_and_add+0x12b/0x1a0
[  595.775566][T10699]  ? __pfx_kobject_init_and_add+0x10/0x10
[  595.775589][T10699]  ? __raw_spin_lock_init+0x45/0x100
[  595.775609][T10699]  ? __init_swait_queue_head+0xa9/0x150
[  595.775631][T10699]  gfs2_sys_fs_add+0x257/0x480
[  595.775651][T10699]  ? is_dynamic_key+0x1ac/0x1c0
[  595.775674][T10699]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  595.775701][T10699]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  595.775731][T10699]  gfs2_fill_super+0x13a7/0x21d0
[  595.775763][T10699]  ? __pfx_gfs2_fill_super+0x10/0x10
[  595.775784][T10699]  ? sb_set_blocksize+0x155/0x240
[  595.775809][T10699]  ? setup_bdev_super+0x4c1/0x5b0
[  595.775830][T10699]  get_tree_bdev_flags+0x431/0x4f0
[  595.775848][T10699]  ? __pfx_gfs2_fill_super+0x10/0x10
[  595.775864][T10699]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  595.775879][T10699]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  595.775905][T10699]  gfs2_get_tree+0x51/0x1e0
[  595.775924][T10699]  vfs_get_tree+0x92/0x2a0
[  595.775949][T10699]  do_new_mount+0x341/0xd30
[  595.775969][T10699]  ? apparmor_capable+0x126/0x170
[  595.775991][T10699]  ? __pfx_do_new_mount+0x10/0x10
[  595.776012][T10699]  ? ns_capable+0x89/0xe0
[  595.776043][T10699]  ? user_path_at+0xd4/0x160
[  595.776061][T10699]  __se_sys_mount+0x31d/0x420
[  595.776086][T10699]  ? __pfx___se_sys_mount+0x10/0x10
[  595.776112][T10699]  ? __x64_sys_mount+0x20/0xc0
[  595.776132][T10699]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  595.776151][T10699]  do_syscall_64+0x15f/0xf80
[  595.776171][T10699]  ? trace_irq_disable+0x3b/0x140
[  595.776191][T10699]  ? clear_bhb_loop+0x40/0x90
[  595.776211][T10699]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  595.776227][T10699] RIP: 0033:0x7fab673cea9a
[  595.776244][T10699] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  595.776257][T10699] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  595.776274][T10699] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  595.776292][T10699] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  595.776303][T10699] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  595.776314][T10699] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  595.776325][T10699] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  595.776353][T10699]  </TASK>
[  595.776376][T10699] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  596.187364][T10709] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  596.207139][T10709] CPU: 0 UID: 0 PID: 10709 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  596.207163][T10709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  596.207173][T10709] Call Trace:
[  596.207180][T10709]  <TASK>
[  596.207187][T10709]  dump_stack_lvl+0xe8/0x150
[  596.207214][T10709]  sysfs_create_dir_ns+0x271/0x2a0
[  596.207240][T10709]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  596.207263][T10709]  ? do_raw_spin_unlock+0xf5/0x210
[  596.207287][T10709]  kobject_add_internal+0x62b/0xd00
[  596.207318][T10709]  kobject_init_and_add+0x12b/0x1a0
[  596.207345][T10709]  ? __pfx_kobject_init_and_add+0x10/0x10
[  596.207368][T10709]  ? __raw_spin_lock_init+0x45/0x100
[  596.207389][T10709]  ? __init_swait_queue_head+0xa9/0x150
[  596.207410][T10709]  gfs2_sys_fs_add+0x257/0x480
[  596.207429][T10709]  ? is_dynamic_key+0x1ac/0x1c0
[  596.207451][T10709]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  596.207478][T10709]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  596.207510][T10709]  gfs2_fill_super+0x13a7/0x21d0
[  596.207542][T10709]  ? __pfx_gfs2_fill_super+0x10/0x10
[  596.207563][T10709]  ? sb_set_blocksize+0x155/0x240
[  596.207589][T10709]  ? setup_bdev_super+0x4c1/0x5b0
[  596.207610][T10709]  get_tree_bdev_flags+0x431/0x4f0
executing program
[  596.207629][T10709]  ? __pfx_gfs2_fill_super+0x10/0x10
[  596.207645][T10709]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  596.207661][T10709]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  596.207688][T10709]  gfs2_get_tree+0x51/0x1e0
[  596.207708][T10709]  vfs_get_tree+0x92/0x2a0
[  596.207728][T10709]  do_new_mount+0x341/0xd30
[  596.207748][T10709]  ? apparmor_capable+0x126/0x170
[  596.207769][T10709]  ? __pfx_do_new_mount+0x10/0x10
[  596.207790][T10709]  ? ns_capable+0x89/0xe0
[  596.207821][T10709]  ? user_path_at+0xd4/0x160
[  596.207840][T10709]  __se_sys_mount+0x31d/0x420
[  596.207866][T10709]  ? __pfx___se_sys_mount+0x10/0x10
[  596.207893][T10709]  ? __x64_sys_mount+0x20/0xc0
[  596.207912][T10709]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  596.207930][T10709]  do_syscall_64+0x15f/0xf80
[  596.207950][T10709]  ? trace_irq_disable+0x3b/0x140
[  596.207970][T10709]  ? clear_bhb_loop+0x40/0x90
[  596.207990][T10709]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  596.208013][T10709] RIP: 0033:0x7fab673cea9a
[  596.208030][T10709] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  596.208043][T10709] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  596.208061][T10709] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  596.208073][T10709] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  596.208084][T10709] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  596.208094][T10709] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  596.208105][T10709] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  596.208132][T10709]  </TASK>
[  596.208245][T10709] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  596.231198][T10699] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  596.276721][T10717] loop3: detected capacity change from 0 to 32768
executing program
[  596.330914][T10709] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  596.642222][T10717] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  596.670180][T10717] CPU: 1 UID: 0 PID: 10717 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  596.670205][T10717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  596.670215][T10717] Call Trace:
[  596.670222][T10717]  <TASK>
[  596.670230][T10717]  dump_stack_lvl+0xe8/0x150
[  596.670258][T10717]  sysfs_create_dir_ns+0x271/0x2a0
[  596.670284][T10717]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  596.670307][T10717]  ? do_raw_spin_unlock+0xf5/0x210
[  596.670330][T10717]  kobject_add_internal+0x62b/0xd00
[  596.670361][T10717]  kobject_init_and_add+0x12b/0x1a0
[  596.670389][T10717]  ? __pfx_kobject_init_and_add+0x10/0x10
[  596.670412][T10717]  ? __raw_spin_lock_init+0x45/0x100
[  596.670433][T10717]  ? __init_swait_queue_head+0xa9/0x150
[  596.670455][T10717]  gfs2_sys_fs_add+0x257/0x480
[  596.670475][T10717]  ? is_dynamic_key+0x1ac/0x1c0
[  596.670497][T10717]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  596.670525][T10717]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  596.670556][T10717]  gfs2_fill_super+0x13a7/0x21d0
[  596.670588][T10717]  ? __pfx_gfs2_fill_super+0x10/0x10
[  596.670609][T10717]  ? sb_set_blocksize+0x155/0x240
[  596.670634][T10717]  ? setup_bdev_super+0x4c1/0x5b0
[  596.670655][T10717]  get_tree_bdev_flags+0x431/0x4f0
[  596.670673][T10717]  ? __pfx_gfs2_fill_super+0x10/0x10
[  596.670689][T10717]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  596.670704][T10717]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  596.670732][T10717]  gfs2_get_tree+0x51/0x1e0
[  596.670751][T10717]  vfs_get_tree+0x92/0x2a0
[  596.670775][T10717]  do_new_mount+0x341/0xd30
[  596.670794][T10717]  ? apparmor_capable+0x126/0x170
[  596.670816][T10717]  ? __pfx_do_new_mount+0x10/0x10
[  596.670836][T10717]  ? ns_capable+0x89/0xe0
[  596.670867][T10717]  ? user_path_at+0xd4/0x160
[  596.670885][T10717]  __se_sys_mount+0x31d/0x420
[  596.670911][T10717]  ? __pfx___se_sys_mount+0x10/0x10
[  596.670937][T10717]  ? __x64_sys_mount+0x20/0xc0
[  596.670961][T10717]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  596.670977][T10717]  do_syscall_64+0x15f/0xf80
[  596.670995][T10717]  ? trace_irq_disable+0x3b/0x140
[  596.671014][T10717]  ? clear_bhb_loop+0x40/0x90
[  596.671035][T10717]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  596.671050][T10717] RIP: 0033:0x7fab673cea9a
[  596.671067][T10717] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  596.671080][T10717] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  596.671099][T10717] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  596.671110][T10717] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  596.671121][T10717] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  596.671132][T10717] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  596.671142][T10717] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  596.671169][T10717]  </TASK>
[  596.671298][T10717] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
[  597.244256][T10717] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  597.251660][T10728] loop1: detected capacity change from 0 to 32768
[  597.267509][T10728] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  597.279229][T10728] CPU: 1 UID: 0 PID: 10728 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  597.279252][T10728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  597.279263][T10728] Call Trace:
[  597.279270][T10728]  <TASK>
[  597.279277][T10728]  dump_stack_lvl+0xe8/0x150
[  597.279306][T10728]  sysfs_create_dir_ns+0x271/0x2a0
[  597.279331][T10728]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  597.279354][T10728]  ? do_raw_spin_unlock+0xf5/0x210
[  597.279377][T10728]  kobject_add_internal+0x62b/0xd00
[  597.279408][T10728]  kobject_init_and_add+0x12b/0x1a0
[  597.279436][T10728]  ? __pfx_kobject_init_and_add+0x10/0x10
[  597.279460][T10728]  ? __raw_spin_lock_init+0x45/0x100
[  597.279479][T10728]  ? __init_swait_queue_head+0xa9/0x150
[  597.279501][T10728]  gfs2_sys_fs_add+0x257/0x480
[  597.279520][T10728]  ? is_dynamic_key+0x1ac/0x1c0
[  597.279541][T10728]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  597.279569][T10728]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  597.279600][T10728]  gfs2_fill_super+0x13a7/0x21d0
[  597.279636][T10728]  ? __pfx_gfs2_fill_super+0x10/0x10
[  597.279657][T10728]  ? sb_set_blocksize+0x155/0x240
[  597.279683][T10728]  ? setup_bdev_super+0x4c1/0x5b0
[  597.279704][T10728]  get_tree_bdev_flags+0x431/0x4f0
[  597.279722][T10728]  ? __pfx_gfs2_fill_super+0x10/0x10
[  597.279739][T10728]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  597.279754][T10728]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  597.279781][T10728]  gfs2_get_tree+0x51/0x1e0
[  597.279798][T10728]  vfs_get_tree+0x92/0x2a0
[  597.279816][T10728]  do_new_mount+0x341/0xd30
[  597.279833][T10728]  ? apparmor_capable+0x126/0x170
[  597.279852][T10728]  ? __pfx_do_new_mount+0x10/0x10
[  597.279871][T10728]  ? ns_capable+0x89/0xe0
[  597.279898][T10728]  ? user_path_at+0xd4/0x160
[  597.279912][T10728]  __se_sys_mount+0x31d/0x420
[  597.279937][T10728]  ? __pfx___se_sys_mount+0x10/0x10
[  597.279961][T10728]  ? __x64_sys_mount+0x20/0xc0
[  597.279980][T10728]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  597.279996][T10728]  do_syscall_64+0x15f/0xf80
[  597.280014][T10728]  ? trace_irq_disable+0x3b/0x140
[  597.280031][T10728]  ? clear_bhb_loop+0x40/0x90
[  597.280050][T10728]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  597.280066][T10728] RIP: 0033:0x7fab673cea9a
[  597.280083][T10728] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  597.280097][T10728] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  597.280116][T10728] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  597.280128][T10728] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  597.280140][T10728] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  597.280160][T10728] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  597.280171][T10728] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  597.280199][T10728]  </TASK>
[  597.575048][T10728] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  597.589304][T10728] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  597.796559][T10730] loop4: detected capacity change from 0 to 32768
[  597.823556][T10730] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  597.863962][T10730] CPU: 0 UID: 0 PID: 10730 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  597.863987][T10730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  597.863998][T10730] Call Trace:
[  597.864005][T10730]  <TASK>
[  597.864013][T10730]  dump_stack_lvl+0xe8/0x150
[  597.864041][T10730]  sysfs_create_dir_ns+0x271/0x2a0
[  597.864073][T10730]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  597.864097][T10730]  ? do_raw_spin_unlock+0xf5/0x210
[  597.864121][T10730]  kobject_add_internal+0x62b/0xd00
[  597.864152][T10730]  kobject_init_and_add+0x12b/0x1a0
[  597.864180][T10730]  ? __pfx_kobject_init_and_add+0x10/0x10
[  597.864204][T10730]  ? __raw_spin_lock_init+0x45/0x100
[  597.864224][T10730]  ? __init_swait_queue_head+0xa9/0x150
[  597.864246][T10730]  gfs2_sys_fs_add+0x257/0x480
[  597.864266][T10730]  ? is_dynamic_key+0x1ac/0x1c0
[  597.864289][T10730]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  597.864316][T10730]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  597.864348][T10730]  gfs2_fill_super+0x13a7/0x21d0
[  597.864379][T10730]  ? __pfx_gfs2_fill_super+0x10/0x10
[  597.864400][T10730]  ? sb_set_blocksize+0x155/0x240
[  597.864424][T10730]  ? setup_bdev_super+0x4c1/0x5b0
[  597.864446][T10730]  get_tree_bdev_flags+0x431/0x4f0
[  597.864464][T10730]  ? __pfx_gfs2_fill_super+0x10/0x10
[  597.864480][T10730]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  597.864495][T10730]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  597.864523][T10730]  gfs2_get_tree+0x51/0x1e0
[  597.864542][T10730]  vfs_get_tree+0x92/0x2a0
[  597.864562][T10730]  do_new_mount+0x341/0xd30
[  597.864581][T10730]  ? apparmor_capable+0x126/0x170
[  597.864603][T10730]  ? __pfx_do_new_mount+0x10/0x10
[  597.864623][T10730]  ? ns_capable+0x89/0xe0
[  597.864654][T10730]  ? user_path_at+0xd4/0x160
[  597.864672][T10730]  __se_sys_mount+0x31d/0x420
[  597.864699][T10730]  ? __pfx___se_sys_mount+0x10/0x10
[  597.864725][T10730]  ? __x64_sys_mount+0x20/0xc0
[  597.864745][T10730]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  597.864762][T10730]  do_syscall_64+0x15f/0xf80
[  597.864782][T10730]  ? trace_irq_disable+0x3b/0x140
[  597.864801][T10730]  ? clear_bhb_loop+0x40/0x90
[  597.864821][T10730]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  597.864837][T10730] RIP: 0033:0x7fab673cea9a
[  597.864853][T10730] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  597.864868][T10730] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  597.864886][T10730] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  597.864898][T10730] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  597.864909][T10730] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  597.864920][T10730] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  597.864931][T10730] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  597.864958][T10730]  </TASK>
[  597.864981][T10730] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
executing program
executing program
[  598.268683][T10730] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  598.947601][T10732] loop2: detected capacity change from 0 to 32768
[  598.991270][T10732] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  599.010464][T10732] CPU: 0 UID: 0 PID: 10732 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  599.010488][T10732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  599.010498][T10732] Call Trace:
[  599.010505][T10732]  <TASK>
[  599.010512][T10732]  dump_stack_lvl+0xe8/0x150
[  599.010539][T10732]  sysfs_create_dir_ns+0x271/0x2a0
[  599.010564][T10732]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  599.010586][T10732]  ? do_raw_spin_unlock+0xf5/0x210
[  599.010608][T10732]  kobject_add_internal+0x62b/0xd00
[  599.010639][T10732]  kobject_init_and_add+0x12b/0x1a0
[  599.010667][T10732]  ? __pfx_kobject_init_and_add+0x10/0x10
[  599.010691][T10732]  ? __raw_spin_lock_init+0x45/0x100
[  599.010711][T10732]  ? __init_swait_queue_head+0xa9/0x150
[  599.010733][T10732]  gfs2_sys_fs_add+0x257/0x480
[  599.010753][T10732]  ? is_dynamic_key+0x1ac/0x1c0
[  599.010775][T10732]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  599.010813][T10732]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  599.010844][T10732]  gfs2_fill_super+0x13a7/0x21d0
[  599.010876][T10732]  ? __pfx_gfs2_fill_super+0x10/0x10
[  599.010897][T10732]  ? sb_set_blocksize+0x155/0x240
[  599.010922][T10732]  ? setup_bdev_super+0x4c1/0x5b0
[  599.010942][T10732]  get_tree_bdev_flags+0x431/0x4f0
[  599.010961][T10732]  ? __pfx_gfs2_fill_super+0x10/0x10
[  599.010977][T10732]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  599.010993][T10732]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  599.011019][T10732]  gfs2_get_tree+0x51/0x1e0
[  599.011038][T10732]  vfs_get_tree+0x92/0x2a0
[  599.011055][T10732]  do_new_mount+0x341/0xd30
[  599.011074][T10732]  ? apparmor_capable+0x126/0x170
[  599.011095][T10732]  ? __pfx_do_new_mount+0x10/0x10
[  599.011116][T10732]  ? ns_capable+0x89/0xe0
[  599.011147][T10732]  ? user_path_at+0xd4/0x160
[  599.011165][T10732]  __se_sys_mount+0x31d/0x420
[  599.011191][T10732]  ? __pfx___se_sys_mount+0x10/0x10
[  599.011217][T10732]  ? __x64_sys_mount+0x20/0xc0
[  599.011235][T10732]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.011253][T10732]  do_syscall_64+0x15f/0xf80
[  599.011272][T10732]  ? trace_irq_disable+0x3b/0x140
[  599.011291][T10732]  ? clear_bhb_loop+0x40/0x90
[  599.011311][T10732]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.011326][T10732] RIP: 0033:0x7fab673cea9a
[  599.011343][T10732] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  599.011356][T10732] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  599.011375][T10732] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  599.011386][T10732] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  599.011398][T10732] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  599.011408][T10732] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  599.011419][T10732] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  599.011445][T10732]  </TASK>
[  599.011470][T10732] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  599.232289][T10735] loop1: detected capacity change from 0 to 32768
[  599.464012][T10740] loop4: detected capacity change from 0 to 32768
[  599.508007][T10739] loop3: detected capacity change from 0 to 32768
[  599.510142][T10732] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  599.521279][T10740] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  599.538623][T10740] CPU: 1 UID: 0 PID: 10740 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
executing program
[  599.538647][T10740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  599.538657][T10740] Call Trace:
[  599.538664][T10740]  <TASK>
[  599.538672][T10740]  dump_stack_lvl+0xe8/0x150
[  599.538699][T10740]  sysfs_create_dir_ns+0x271/0x2a0
[  599.538723][T10740]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  599.538746][T10740]  ? do_raw_spin_unlock+0xf5/0x210
[  599.538769][T10740]  kobject_add_internal+0x62b/0xd00
[  599.538797][T10740]  kobject_init_and_add+0x12b/0x1a0
[  599.538822][T10740]  ? __pfx_kobject_init_and_add+0x10/0x10
[  599.538845][T10740]  ? __raw_spin_lock_init+0x45/0x100
[  599.538864][T10740]  ? __init_swait_queue_head+0xa9/0x150
[  599.538886][T10740]  gfs2_sys_fs_add+0x257/0x480
[  599.538909][T10740]  ? is_dynamic_key+0x1ac/0x1c0
[  599.538929][T10740]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  599.538964][T10740]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  599.538993][T10740]  gfs2_fill_super+0x13a7/0x21d0
[  599.539022][T10740]  ? __pfx_gfs2_fill_super+0x10/0x10
[  599.539041][T10740]  ? sb_set_blocksize+0x155/0x240
[  599.539066][T10740]  ? setup_bdev_super+0x4c1/0x5b0
[  599.539086][T10740]  get_tree_bdev_flags+0x431/0x4f0
[  599.539103][T10740]  ? __pfx_gfs2_fill_super+0x10/0x10
[  599.539118][T10740]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  599.539133][T10740]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  599.539158][T10740]  gfs2_get_tree+0x51/0x1e0
[  599.539177][T10740]  vfs_get_tree+0x92/0x2a0
[  599.539197][T10740]  do_new_mount+0x341/0xd30
[  599.539217][T10740]  ? apparmor_capable+0x126/0x170
[  599.539239][T10740]  ? __pfx_do_new_mount+0x10/0x10
[  599.539258][T10740]  ? ns_capable+0x89/0xe0
[  599.539286][T10740]  ? user_path_at+0xd4/0x160
[  599.539302][T10740]  __se_sys_mount+0x31d/0x420
[  599.539325][T10740]  ? __pfx___se_sys_mount+0x10/0x10
[  599.539348][T10740]  ? __x64_sys_mount+0x20/0xc0
[  599.539367][T10740]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.539383][T10740]  do_syscall_64+0x15f/0xf80
[  599.539401][T10740]  ? trace_irq_disable+0x3b/0x140
[  599.539419][T10740]  ? clear_bhb_loop+0x40/0x90
[  599.539437][T10740]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.539452][T10740] RIP: 0033:0x7fab673cea9a
[  599.539467][T10740] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  599.539481][T10740] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  599.539498][T10740] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  599.539509][T10740] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  599.539519][T10740] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  599.539530][T10740] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  599.539540][T10740] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  599.539564][T10740]  </TASK>
[  599.539653][T10740] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  599.864685][T10739] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  599.875289][T10735] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  599.886231][T10735] CPU: 0 UID: 0 PID: 10735 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  599.886261][T10735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  599.886272][T10735] Call Trace:
[  599.886288][T10735]  <TASK>
[  599.886296][T10735]  dump_stack_lvl+0xe8/0x150
[  599.886330][T10735]  sysfs_create_dir_ns+0x271/0x2a0
[  599.886358][T10735]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  599.886382][T10735]  ? do_raw_spin_unlock+0xf5/0x210
[  599.886406][T10735]  kobject_add_internal+0x62b/0xd00
[  599.886438][T10735]  kobject_init_and_add+0x12b/0x1a0
[  599.886466][T10735]  ? __pfx_kobject_init_and_add+0x10/0x10
[  599.886490][T10735]  ? __raw_spin_lock_init+0x45/0x100
[  599.886511][T10735]  ? __init_swait_queue_head+0xa9/0x150
[  599.886533][T10735]  gfs2_sys_fs_add+0x257/0x480
[  599.886555][T10735]  ? is_dynamic_key+0x1ac/0x1c0
[  599.886579][T10735]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  599.886606][T10735]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  599.886640][T10735]  gfs2_fill_super+0x13a7/0x21d0
[  599.886673][T10735]  ? __pfx_gfs2_fill_super+0x10/0x10
[  599.886694][T10735]  ? sb_set_blocksize+0x155/0x240
[  599.886718][T10735]  ? setup_bdev_super+0x4c1/0x5b0
[  599.886740][T10735]  get_tree_bdev_flags+0x431/0x4f0
[  599.886759][T10735]  ? __pfx_gfs2_fill_super+0x10/0x10
[  599.886774][T10735]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  599.886789][T10735]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  599.886816][T10735]  gfs2_get_tree+0x51/0x1e0
[  599.886837][T10735]  vfs_get_tree+0x92/0x2a0
[  599.886858][T10735]  do_new_mount+0x341/0xd30
[  599.886878][T10735]  ? apparmor_capable+0x126/0x170
[  599.886897][T10735]  ? __pfx_do_new_mount+0x10/0x10
[  599.886913][T10735]  ? ns_capable+0x89/0xe0
[  599.886941][T10735]  ? user_path_at+0xd4/0x160
[  599.886961][T10735]  __se_sys_mount+0x31d/0x420
[  599.886987][T10735]  ? __pfx___se_sys_mount+0x10/0x10
[  599.887014][T10735]  ? __x64_sys_mount+0x20/0xc0
[  599.887033][T10735]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.887052][T10735]  do_syscall_64+0x15f/0xf80
[  599.887079][T10735]  ? trace_irq_disable+0x3b/0x140
[  599.887096][T10735]  ? clear_bhb_loop+0x40/0x90
[  599.887113][T10735]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.887134][T10735] RIP: 0033:0x7fab673cea9a
[  599.887150][T10735] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  599.887162][T10735] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  599.887180][T10735] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  599.887190][T10735] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  599.887198][T10735] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  599.887208][T10735] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  599.887217][T10735] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  599.887240][T10735]  </TASK>
[  599.969321][T10739] CPU: 1 UID: 0 PID: 10739 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  599.969348][T10739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  599.969359][T10739] Call Trace:
[  599.969367][T10739]  <TASK>
[  599.969375][T10739]  dump_stack_lvl+0xe8/0x150
[  599.969406][T10739]  sysfs_create_dir_ns+0x271/0x2a0
[  599.969433][T10739]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  599.969456][T10739]  ? do_raw_spin_unlock+0xf5/0x210
[  599.969480][T10739]  kobject_add_internal+0x62b/0xd00
[  599.969512][T10739]  kobject_init_and_add+0x12b/0x1a0
[  599.969538][T10739]  ? __pfx_kobject_init_and_add+0x10/0x10
[  599.969561][T10739]  ? __raw_spin_lock_init+0x45/0x100
[  599.969580][T10739]  ? __init_swait_queue_head+0xa9/0x150
[  599.969602][T10739]  gfs2_sys_fs_add+0x257/0x480
[  599.969622][T10739]  ? is_dynamic_key+0x1ac/0x1c0
[  599.969645][T10739]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  599.969671][T10739]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  599.969701][T10739]  gfs2_fill_super+0x13a7/0x21d0
[  599.969731][T10739]  ? __pfx_gfs2_fill_super+0x10/0x10
[  599.969757][T10739]  ? sb_set_blocksize+0x155/0x240
[  599.969780][T10739]  ? setup_bdev_super+0x4c1/0x5b0
[  599.969801][T10739]  get_tree_bdev_flags+0x431/0x4f0
executing program
[  599.969819][T10739]  ? __pfx_gfs2_fill_super+0x10/0x10
[  599.969834][T10739]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  599.969849][T10739]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  599.969875][T10739]  gfs2_get_tree+0x51/0x1e0
[  599.969894][T10739]  vfs_get_tree+0x92/0x2a0
[  599.969913][T10739]  do_new_mount+0x341/0xd30
[  599.969933][T10739]  ? apparmor_capable+0x126/0x170
[  599.969953][T10739]  ? __pfx_do_new_mount+0x10/0x10
[  599.969972][T10739]  ? ns_capable+0x89/0xe0
[  599.970002][T10739]  ? user_path_at+0xd4/0x160
[  599.970019][T10739]  __se_sys_mount+0x31d/0x420
[  599.970044][T10739]  ? __pfx___se_sys_mount+0x10/0x10
[  599.970069][T10739]  ? __x64_sys_mount+0x20/0xc0
[  599.970088][T10739]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.970105][T10739]  do_syscall_64+0x15f/0xf80
[  599.970124][T10739]  ? trace_irq_disable+0x3b/0x140
[  599.970143][T10739]  ? clear_bhb_loop+0x40/0x90
[  599.970161][T10739]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.970177][T10739] RIP: 0033:0x7fab673cea9a
[  599.970194][T10739] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  599.970207][T10739] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  599.970225][T10739] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  599.970236][T10739] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  599.970248][T10739] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  599.970258][T10739] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  599.970269][T10739] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  599.970293][T10739]  </TASK>
[  599.970319][T10739] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  600.497799][T10735] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  600.512098][T10735] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  600.517512][T10740] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  600.519512][T10739] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
executing program
[  601.494549][T10750] loop2: detected capacity change from 0 to 32768
[  601.544781][T10750] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  601.559861][T10750] CPU: 1 UID: 0 PID: 10750 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  601.559887][T10750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  601.559898][T10750] Call Trace:
[  601.559905][T10750]  <TASK>
[  601.559913][T10750]  dump_stack_lvl+0xe8/0x150
[  601.559945][T10750]  sysfs_create_dir_ns+0x271/0x2a0
[  601.559973][T10750]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  601.559996][T10750]  ? do_raw_spin_unlock+0xf5/0x210
[  601.560020][T10750]  kobject_add_internal+0x62b/0xd00
[  601.560053][T10750]  kobject_init_and_add+0x12b/0x1a0
[  601.560080][T10750]  ? __pfx_kobject_init_and_add+0x10/0x10
[  601.560103][T10750]  ? __raw_spin_lock_init+0x45/0x100
[  601.560124][T10750]  ? __init_swait_queue_head+0xa9/0x150
[  601.560147][T10750]  gfs2_sys_fs_add+0x257/0x480
[  601.560168][T10750]  ? is_dynamic_key+0x1ac/0x1c0
[  601.560192][T10750]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  601.560220][T10750]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  601.560252][T10750]  gfs2_fill_super+0x13a7/0x21d0
[  601.560283][T10750]  ? __pfx_gfs2_fill_super+0x10/0x10
[  601.560304][T10750]  ? sb_set_blocksize+0x155/0x240
[  601.560331][T10750]  ? setup_bdev_super+0x4c1/0x5b0
[  601.560352][T10750]  get_tree_bdev_flags+0x431/0x4f0
[  601.560371][T10750]  ? __pfx_gfs2_fill_super+0x10/0x10
[  601.560391][T10750]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  601.560406][T10750]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  601.560435][T10750]  gfs2_get_tree+0x51/0x1e0
[  601.560454][T10750]  vfs_get_tree+0x92/0x2a0
[  601.560474][T10750]  do_new_mount+0x341/0xd30
[  601.560497][T10750]  ? apparmor_capable+0x126/0x170
[  601.560520][T10750]  ? __pfx_do_new_mount+0x10/0x10
[  601.560538][T10750]  ? ns_capable+0x89/0xe0
[  601.560572][T10750]  ? user_path_at+0xd4/0x160
[  601.560591][T10750]  __se_sys_mount+0x31d/0x420
[  601.560624][T10750]  ? __pfx___se_sys_mount+0x10/0x10
[  601.560649][T10750]  ? __x64_sys_mount+0x20/0xc0
[  601.560668][T10750]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.560685][T10750]  do_syscall_64+0x15f/0xf80
[  601.560706][T10750]  ? trace_irq_disable+0x3b/0x140
[  601.560726][T10750]  ? clear_bhb_loop+0x40/0x90
[  601.560746][T10750]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.560761][T10750] RIP: 0033:0x7fab673cea9a
[  601.560784][T10750] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  601.560797][T10750] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  601.560814][T10750] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  601.560824][T10750] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  601.560835][T10750] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  601.560845][T10750] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  601.560856][T10750] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  601.560880][T10750]  </TASK>
[  601.560915][T10750] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  601.608192][T10751] loop1: detected capacity change from 0 to 32768
[  601.609675][T10750] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  601.825893][T10753] loop4: detected capacity change from 0 to 32768
[  601.877463][T10751] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  601.927416][T10751] CPU: 1 UID: 0 PID: 10751 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  601.927443][T10751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  601.927457][T10751] Call Trace:
[  601.927468][T10751]  <TASK>
[  601.927477][T10751]  dump_stack_lvl+0xe8/0x150
[  601.927513][T10751]  sysfs_create_dir_ns+0x271/0x2a0
[  601.927540][T10751]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  601.927565][T10751]  ? do_raw_spin_unlock+0xf5/0x210
[  601.927587][T10751]  kobject_add_internal+0x62b/0xd00
[  601.927707][T10751]  kobject_init_and_add+0x12b/0x1a0
[  601.927735][T10751]  ? __pfx_kobject_init_and_add+0x10/0x10
[  601.927754][T10751]  ? __raw_spin_lock_init+0x45/0x100
[  601.927777][T10751]  ? __init_swait_queue_head+0xa9/0x150
[  601.927798][T10751]  gfs2_sys_fs_add+0x257/0x480
[  601.927818][T10751]  ? is_dynamic_key+0x1ac/0x1c0
[  601.927841][T10751]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  601.927868][T10751]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  601.927900][T10751]  gfs2_fill_super+0x13a7/0x21d0
[  601.927931][T10751]  ? __pfx_gfs2_fill_super+0x10/0x10
[  601.927951][T10751]  ? sb_set_blocksize+0x155/0x240
[  601.927974][T10751]  ? setup_bdev_super+0x4c1/0x5b0
[  601.927996][T10751]  get_tree_bdev_flags+0x431/0x4f0
[  601.928014][T10751]  ? __pfx_gfs2_fill_super+0x10/0x10
[  601.928030][T10751]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  601.928053][T10751]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  601.928088][T10751]  gfs2_get_tree+0x51/0x1e0
executing program
[  601.928108][T10751]  vfs_get_tree+0x92/0x2a0
[  601.928128][T10751]  do_new_mount+0x341/0xd30
[  601.928148][T10751]  ? apparmor_capable+0x126/0x170
[  601.928170][T10751]  ? __pfx_do_new_mount+0x10/0x10
[  601.928190][T10751]  ? ns_capable+0x89/0xe0
[  601.928227][T10751]  ? user_path_at+0xd4/0x160
[  601.928249][T10751]  __se_sys_mount+0x31d/0x420
[  601.928276][T10751]  ? __pfx___se_sys_mount+0x10/0x10
[  601.928302][T10751]  ? __x64_sys_mount+0x20/0xc0
[  601.928321][T10751]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.928340][T10751]  do_syscall_64+0x15f/0xf80
[  601.928360][T10751]  ? trace_irq_disable+0x3b/0x140
[  601.928379][T10751]  ? clear_bhb_loop+0x40/0x90
[  601.928399][T10751]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.928415][T10751] RIP: 0033:0x7fab673cea9a
[  601.928432][T10751] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  601.928447][T10751] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  601.928465][T10751] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  601.928528][T10751] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  601.928540][T10751] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  601.928551][T10751] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  601.928562][T10751] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  601.928590][T10751]  </TASK>
[  601.928784][T10751] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  601.954062][T10754] loop3: detected capacity change from 0 to 32768
[  602.245774][T10751] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
[  602.308131][T10753] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  602.308722][T10754] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  602.315724][T10753] CPU: 1 UID: 0 PID: 10753 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  602.315746][T10753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  602.315756][T10753] Call Trace:
[  602.315765][T10753]  <TASK>
[  602.315773][T10753]  dump_stack_lvl+0xe8/0x150
[  602.315803][T10753]  sysfs_create_dir_ns+0x271/0x2a0
[  602.315830][T10753]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  602.315853][T10753]  ? do_raw_spin_unlock+0xf5/0x210
[  602.315886][T10753]  kobject_add_internal+0x62b/0xd00
[  602.315918][T10753]  kobject_init_and_add+0x12b/0x1a0
[  602.315944][T10753]  ? __pfx_kobject_init_and_add+0x10/0x10
[  602.315966][T10753]  ? __raw_spin_lock_init+0x45/0x100
[  602.315985][T10753]  ? __init_swait_queue_head+0xa9/0x150
[  602.316005][T10753]  gfs2_sys_fs_add+0x257/0x480
[  602.316024][T10753]  ? is_dynamic_key+0x1ac/0x1c0
[  602.316046][T10753]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  602.316071][T10753]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  602.316100][T10753]  gfs2_fill_super+0x13a7/0x21d0
[  602.316130][T10753]  ? __pfx_gfs2_fill_super+0x10/0x10
[  602.316149][T10753]  ? sb_set_blocksize+0x155/0x240
[  602.316176][T10753]  ? setup_bdev_super+0x4c1/0x5b0
[  602.316196][T10753]  get_tree_bdev_flags+0x431/0x4f0
[  602.316213][T10753]  ? __pfx_gfs2_fill_super+0x10/0x10
[  602.316228][T10753]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  602.316243][T10753]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  602.316273][T10753]  gfs2_get_tree+0x51/0x1e0
[  602.316291][T10753]  vfs_get_tree+0x92/0x2a0
[  602.316310][T10753]  do_new_mount+0x341/0xd30
[  602.316328][T10753]  ? apparmor_capable+0x126/0x170
[  602.316349][T10753]  ? __pfx_do_new_mount+0x10/0x10
[  602.316369][T10753]  ? ns_capable+0x89/0xe0
[  602.316397][T10753]  ? user_path_at+0xd4/0x160
[  602.316420][T10753]  __se_sys_mount+0x31d/0x420
[  602.316445][T10753]  ? __pfx___se_sys_mount+0x10/0x10
[  602.316470][T10753]  ? __x64_sys_mount+0x20/0xc0
[  602.316488][T10753]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  602.316506][T10753]  do_syscall_64+0x15f/0xf80
[  602.316526][T10753]  ? trace_irq_disable+0x3b/0x140
[  602.316544][T10753]  ? clear_bhb_loop+0x40/0x90
[  602.316563][T10753]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  602.316579][T10753] RIP: 0033:0x7fab673cea9a
[  602.316594][T10753] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  602.316607][T10753] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  602.316625][T10753] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  602.316637][T10753] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  602.316648][T10753] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  602.316658][T10753] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  602.316668][T10753] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  602.316694][T10753]  </TASK>
[  602.316750][T10753] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  602.373839][T10754] CPU: 0 UID: 0 PID: 10754 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  602.373863][T10754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  602.373874][T10754] Call Trace:
[  602.373881][T10754]  <TASK>
[  602.373889][T10754]  dump_stack_lvl+0xe8/0x150
[  602.373916][T10754]  sysfs_create_dir_ns+0x271/0x2a0
[  602.373942][T10754]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  602.373965][T10754]  ? do_raw_spin_unlock+0xf5/0x210
[  602.373988][T10754]  kobject_add_internal+0x62b/0xd00
[  602.374018][T10754]  kobject_init_and_add+0x12b/0x1a0
[  602.374044][T10754]  ? __pfx_kobject_init_and_add+0x10/0x10
[  602.374068][T10754]  ? __raw_spin_lock_init+0x45/0x100
[  602.374086][T10754]  ? __init_swait_queue_head+0xa9/0x150
[  602.374107][T10754]  gfs2_sys_fs_add+0x257/0x480
[  602.374125][T10754]  ? is_dynamic_key+0x1ac/0x1c0
[  602.374147][T10754]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  602.374174][T10754]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  602.374204][T10754]  gfs2_fill_super+0x13a7/0x21d0
[  602.374234][T10754]  ? __pfx_gfs2_fill_super+0x10/0x10
[  602.374253][T10754]  ? sb_set_blocksize+0x155/0x240
[  602.374277][T10754]  ? setup_bdev_super+0x4c1/0x5b0
[  602.374297][T10754]  get_tree_bdev_flags+0x431/0x4f0
[  602.374315][T10754]  ? __pfx_gfs2_fill_super+0x10/0x10
[  602.374329][T10754]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  602.374344][T10754]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  602.374369][T10754]  gfs2_get_tree+0x51/0x1e0
[  602.374388][T10754]  vfs_get_tree+0x92/0x2a0
[  602.374406][T10754]  do_new_mount+0x341/0xd30
[  602.374426][T10754]  ? apparmor_capable+0x126/0x170
[  602.374446][T10754]  ? __pfx_do_new_mount+0x10/0x10
[  602.374465][T10754]  ? ns_capable+0x89/0xe0
[  602.374495][T10754]  ? user_path_at+0xd4/0x160
[  602.374512][T10754]  __se_sys_mount+0x31d/0x420
[  602.374538][T10754]  ? __pfx___se_sys_mount+0x10/0x10
[  602.374562][T10754]  ? __x64_sys_mount+0x20/0xc0
[  602.374581][T10754]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  602.374596][T10754]  do_syscall_64+0x15f/0xf80
[  602.374616][T10754]  ? trace_irq_disable+0x3b/0x140
[  602.374635][T10754]  ? clear_bhb_loop+0x40/0x90
[  602.374660][T10754]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  602.374675][T10754] RIP: 0033:0x7fab673cea9a
[  602.374690][T10754] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  602.374703][T10754] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  602.374721][T10754] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  602.374733][T10754] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  602.374744][T10754] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  602.374754][T10754] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  602.374764][T10754] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  602.374789][T10754]  </TASK>
[  602.374813][T10754] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  602.512790][T10753] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  603.106215][T10754] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  603.204567][T10764] loop1: detected capacity change from 0 to 32768
executing program
[  603.249880][T10764] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  603.257552][T10764] CPU: 1 UID: 0 PID: 10764 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  603.257575][T10764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  603.257585][T10764] Call Trace:
[  603.257592][T10764]  <TASK>
[  603.257599][T10764]  dump_stack_lvl+0xe8/0x150
[  603.257627][T10764]  sysfs_create_dir_ns+0x271/0x2a0
[  603.257652][T10764]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  603.257674][T10764]  ? do_raw_spin_unlock+0xf5/0x210
[  603.257696][T10764]  kobject_add_internal+0x62b/0xd00
[  603.257727][T10764]  kobject_init_and_add+0x12b/0x1a0
[  603.257754][T10764]  ? __pfx_kobject_init_and_add+0x10/0x10
[  603.257777][T10764]  ? __raw_spin_lock_init+0x45/0x100
[  603.257797][T10764]  ? __init_swait_queue_head+0xa9/0x150
[  603.257818][T10764]  gfs2_sys_fs_add+0x257/0x480
[  603.257838][T10764]  ? is_dynamic_key+0x1ac/0x1c0
[  603.257860][T10764]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  603.257888][T10764]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  603.257919][T10764]  gfs2_fill_super+0x13a7/0x21d0
[  603.257951][T10764]  ? __pfx_gfs2_fill_super+0x10/0x10
[  603.257971][T10764]  ? sb_set_blocksize+0x155/0x240
[  603.257996][T10764]  ? setup_bdev_super+0x4c1/0x5b0
[  603.258016][T10764]  get_tree_bdev_flags+0x431/0x4f0
[  603.258034][T10764]  ? __pfx_gfs2_fill_super+0x10/0x10
[  603.258050][T10764]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  603.258065][T10764]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  603.258092][T10764]  gfs2_get_tree+0x51/0x1e0
[  603.258111][T10764]  vfs_get_tree+0x92/0x2a0
[  603.258131][T10764]  do_new_mount+0x341/0xd30
[  603.258150][T10764]  ? apparmor_capable+0x126/0x170
[  603.258171][T10764]  ? __pfx_do_new_mount+0x10/0x10
[  603.258191][T10764]  ? ns_capable+0x89/0xe0
[  603.258222][T10764]  ? user_path_at+0xd4/0x160
[  603.258240][T10764]  __se_sys_mount+0x31d/0x420
[  603.258266][T10764]  ? __pfx___se_sys_mount+0x10/0x10
[  603.258293][T10764]  ? __x64_sys_mount+0x20/0xc0
[  603.258312][T10764]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  603.258329][T10764]  do_syscall_64+0x15f/0xf80
[  603.258349][T10764]  ? trace_irq_disable+0x3b/0x140
[  603.258376][T10764]  ? clear_bhb_loop+0x40/0x90
[  603.258396][T10764]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  603.258412][T10764] RIP: 0033:0x7fab673cea9a
[  603.258428][T10764] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  603.258442][T10764] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  603.258459][T10764] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  603.258472][T10764] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  603.258483][T10764] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  603.258494][T10764] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  603.258505][T10764] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  603.258531][T10764]  </TASK>
[  603.258554][T10764] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
executing program
[  603.633701][T10764] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  604.144764][T10765] loop2: detected capacity change from 0 to 32768
[  604.184737][T10765] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  604.238770][T10765] CPU: 0 UID: 0 PID: 10765 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  604.238797][T10765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  604.238814][T10765] Call Trace:
[  604.238822][T10765]  <TASK>
[  604.238829][T10765]  dump_stack_lvl+0xe8/0x150
[  604.238858][T10765]  sysfs_create_dir_ns+0x271/0x2a0
[  604.238884][T10765]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  604.238908][T10765]  ? do_raw_spin_unlock+0xf5/0x210
[  604.238931][T10765]  kobject_add_internal+0x62b/0xd00
[  604.238963][T10765]  kobject_init_and_add+0x12b/0x1a0
[  604.238989][T10765]  ? __pfx_kobject_init_and_add+0x10/0x10
[  604.239012][T10765]  ? __raw_spin_lock_init+0x45/0x100
[  604.239032][T10765]  ? __init_swait_queue_head+0xa9/0x150
[  604.239054][T10765]  gfs2_sys_fs_add+0x257/0x480
[  604.239074][T10765]  ? is_dynamic_key+0x1ac/0x1c0
[  604.239096][T10765]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  604.239121][T10765]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  604.239147][T10765]  gfs2_fill_super+0x13a7/0x21d0
[  604.239177][T10765]  ? __pfx_gfs2_fill_super+0x10/0x10
[  604.239196][T10765]  ? sb_set_blocksize+0x155/0x240
[  604.239221][T10765]  ? setup_bdev_super+0x4c1/0x5b0
[  604.239243][T10765]  get_tree_bdev_flags+0x431/0x4f0
[  604.239261][T10765]  ? __pfx_gfs2_fill_super+0x10/0x10
[  604.239276][T10765]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  604.239291][T10765]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  604.239317][T10765]  gfs2_get_tree+0x51/0x1e0
[  604.239336][T10765]  vfs_get_tree+0x92/0x2a0
[  604.239355][T10765]  do_new_mount+0x341/0xd30
[  604.239376][T10765]  ? apparmor_capable+0x126/0x170
[  604.239407][T10765]  ? __pfx_do_new_mount+0x10/0x10
[  604.239427][T10765]  ? ns_capable+0x89/0xe0
[  604.239459][T10765]  ? user_path_at+0xd4/0x160
[  604.239477][T10765]  __se_sys_mount+0x31d/0x420
[  604.239504][T10765]  ? __pfx___se_sys_mount+0x10/0x10
[  604.239529][T10765]  ? __x64_sys_mount+0x20/0xc0
[  604.239549][T10765]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  604.239573][T10765]  do_syscall_64+0x15f/0xf80
[  604.239593][T10765]  ? trace_irq_disable+0x3b/0x140
[  604.239612][T10765]  ? clear_bhb_loop+0x40/0x90
[  604.239632][T10765]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  604.239648][T10765] RIP: 0033:0x7fab673cea9a
[  604.239665][T10765] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  604.239678][T10765] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  604.239697][T10765] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  604.239709][T10765] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  604.239720][T10765] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  604.239731][T10765] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  604.239742][T10765] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  604.239768][T10765]  </TASK>
[  604.239792][T10765] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
[  604.570928][T10765] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  604.708426][T10769] loop3: detected capacity change from 0 to 32768
[  604.768222][T10770] loop1: detected capacity change from 0 to 32768
[  604.777750][T10769] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  604.791230][T10769] CPU: 1 UID: 0 PID: 10769 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  604.791253][T10769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  604.791263][T10769] Call Trace:
[  604.791271][T10769]  <TASK>
[  604.791278][T10769]  dump_stack_lvl+0xe8/0x150
[  604.791307][T10769]  sysfs_create_dir_ns+0x271/0x2a0
[  604.791332][T10769]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  604.791354][T10769]  ? do_raw_spin_unlock+0xf5/0x210
[  604.791377][T10769]  kobject_add_internal+0x62b/0xd00
[  604.791407][T10769]  kobject_init_and_add+0x12b/0x1a0
[  604.791431][T10769]  ? __pfx_kobject_init_and_add+0x10/0x10
[  604.791456][T10769]  ? __raw_spin_lock_init+0x45/0x100
[  604.791475][T10769]  ? __init_swait_queue_head+0xa9/0x150
[  604.791505][T10769]  gfs2_sys_fs_add+0x257/0x480
[  604.791525][T10769]  ? is_dynamic_key+0x1ac/0x1c0
[  604.791546][T10769]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  604.791574][T10769]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  604.791600][T10769]  gfs2_fill_super+0x13a7/0x21d0
[  604.791630][T10769]  ? __pfx_gfs2_fill_super+0x10/0x10
[  604.791651][T10769]  ? sb_set_blocksize+0x155/0x240
[  604.791676][T10769]  ? setup_bdev_super+0x4c1/0x5b0
[  604.791697][T10769]  get_tree_bdev_flags+0x431/0x4f0
[  604.791719][T10769]  ? __pfx_gfs2_fill_super+0x10/0x10
[  604.791732][T10769]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  604.791748][T10769]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  604.791774][T10769]  gfs2_get_tree+0x51/0x1e0
[  604.791793][T10769]  vfs_get_tree+0x92/0x2a0
[  604.791812][T10769]  do_new_mount+0x341/0xd30
[  604.791831][T10769]  ? apparmor_capable+0x126/0x170
[  604.791852][T10769]  ? __pfx_do_new_mount+0x10/0x10
[  604.791872][T10769]  ? ns_capable+0x89/0xe0
[  604.791905][T10769]  ? user_path_at+0xd4/0x160
[  604.791922][T10769]  __se_sys_mount+0x31d/0x420
[  604.791948][T10769]  ? __pfx___se_sys_mount+0x10/0x10
[  604.791975][T10769]  ? __x64_sys_mount+0x20/0xc0
[  604.791994][T10769]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  604.792011][T10769]  do_syscall_64+0x15f/0xf80
[  604.792030][T10769]  ? trace_irq_disable+0x3b/0x140
[  604.792049][T10769]  ? clear_bhb_loop+0x40/0x90
[  604.792069][T10769]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  604.792084][T10769] RIP: 0033:0x7fab673cea9a
[  604.792099][T10769] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  604.792113][T10769] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  604.792130][T10769] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  604.792142][T10769] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  604.792153][T10769] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
executing program
[  604.792164][T10769] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  604.792175][T10769] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  604.792221][T10769]  </TASK>
[  604.792255][T10769] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  604.863735][T10770] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  604.867545][T10769] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  604.987352][T10768] loop4: detected capacity change from 0 to 32768
[  605.165929][T10770] CPU: 0 UID: 0 PID: 10770 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  605.165953][T10770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  605.165962][T10770] Call Trace:
[  605.165970][T10770]  <TASK>
[  605.165977][T10770]  dump_stack_lvl+0xe8/0x150
[  605.166004][T10770]  sysfs_create_dir_ns+0x271/0x2a0
[  605.166028][T10770]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  605.166052][T10770]  ? do_raw_spin_unlock+0xf5/0x210
[  605.166075][T10770]  kobject_add_internal+0x62b/0xd00
[  605.166103][T10770]  kobject_init_and_add+0x12b/0x1a0
[  605.166128][T10770]  ? __pfx_kobject_init_and_add+0x10/0x10
[  605.166149][T10770]  ? __raw_spin_lock_init+0x45/0x100
[  605.166166][T10770]  ? __init_swait_queue_head+0xa9/0x150
[  605.166186][T10770]  gfs2_sys_fs_add+0x257/0x480
[  605.166206][T10770]  ? is_dynamic_key+0x1ac/0x1c0
[  605.166228][T10770]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  605.166257][T10770]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  605.166289][T10770]  gfs2_fill_super+0x13a7/0x21d0
[  605.166320][T10770]  ? __pfx_gfs2_fill_super+0x10/0x10
[  605.166340][T10770]  ? sb_set_blocksize+0x155/0x240
[  605.166363][T10770]  ? setup_bdev_super+0x4c1/0x5b0
[  605.166381][T10770]  get_tree_bdev_flags+0x431/0x4f0
[  605.166399][T10770]  ? __pfx_gfs2_fill_super+0x10/0x10
[  605.166421][T10770]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  605.166436][T10770]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  605.166464][T10770]  gfs2_get_tree+0x51/0x1e0
[  605.166484][T10770]  vfs_get_tree+0x92/0x2a0
[  605.166504][T10770]  do_new_mount+0x341/0xd30
[  605.166524][T10770]  ? apparmor_capable+0x126/0x170
[  605.166545][T10770]  ? __pfx_do_new_mount+0x10/0x10
[  605.166566][T10770]  ? ns_capable+0x89/0xe0
[  605.166598][T10770]  ? user_path_at+0xd4/0x160
[  605.166617][T10770]  __se_sys_mount+0x31d/0x420
[  605.166644][T10770]  ? __pfx___se_sys_mount+0x10/0x10
[  605.166671][T10770]  ? __x64_sys_mount+0x20/0xc0
[  605.166690][T10770]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.166708][T10770]  do_syscall_64+0x15f/0xf80
[  605.166727][T10770]  ? trace_irq_disable+0x3b/0x140
[  605.166746][T10770]  ? clear_bhb_loop+0x40/0x90
[  605.166766][T10770]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.166783][T10770] RIP: 0033:0x7fab673cea9a
[  605.166799][T10770] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  605.166814][T10770] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  605.166832][T10770] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  605.166845][T10770] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  605.166856][T10770] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  605.166867][T10770] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  605.166877][T10770] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  605.166900][T10770]  </TASK>
[  605.166923][T10770] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  605.657831][T10768] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  605.685225][T10768] CPU: 1 UID: 0 PID: 10768 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  605.685250][T10768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  605.685260][T10768] Call Trace:
[  605.685268][T10768]  <TASK>
[  605.685276][T10768]  dump_stack_lvl+0xe8/0x150
[  605.685306][T10768]  sysfs_create_dir_ns+0x271/0x2a0
[  605.685332][T10768]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  605.685354][T10768]  ? do_raw_spin_unlock+0xf5/0x210
[  605.685433][T10768]  kobject_add_internal+0x62b/0xd00
[  605.685467][T10768]  kobject_init_and_add+0x12b/0x1a0
[  605.685493][T10768]  ? __pfx_kobject_init_and_add+0x10/0x10
[  605.685515][T10768]  ? __raw_spin_lock_init+0x45/0x100
[  605.685535][T10768]  ? __init_swait_queue_head+0xa9/0x150
[  605.685557][T10768]  gfs2_sys_fs_add+0x257/0x480
[  605.685578][T10768]  ? is_dynamic_key+0x1ac/0x1c0
[  605.685601][T10768]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  605.685639][T10768]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  605.685675][T10768]  gfs2_fill_super+0x13a7/0x21d0
[  605.685711][T10768]  ? __pfx_gfs2_fill_super+0x10/0x10
[  605.685733][T10768]  ? sb_set_blocksize+0x155/0x240
[  605.685760][T10768]  ? setup_bdev_super+0x4c1/0x5b0
[  605.685782][T10768]  get_tree_bdev_flags+0x431/0x4f0
[  605.685801][T10768]  ? __pfx_gfs2_fill_super+0x10/0x10
[  605.685818][T10768]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  605.685834][T10768]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  605.685861][T10768]  gfs2_get_tree+0x51/0x1e0
[  605.685882][T10768]  vfs_get_tree+0x92/0x2a0
[  605.685902][T10768]  do_new_mount+0x341/0xd30
[  605.685924][T10768]  ? apparmor_capable+0x126/0x170
[  605.685946][T10768]  ? __pfx_do_new_mount+0x10/0x10
[  605.685967][T10768]  ? ns_capable+0x89/0xe0
[  605.685998][T10768]  ? user_path_at+0xd4/0x160
[  605.686018][T10768]  __se_sys_mount+0x31d/0x420
[  605.686045][T10768]  ? __pfx___se_sys_mount+0x10/0x10
[  605.686072][T10768]  ? __x64_sys_mount+0x20/0xc0
[  605.686092][T10768]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.686111][T10768]  do_syscall_64+0x15f/0xf80
[  605.686130][T10768]  ? trace_irq_disable+0x3b/0x140
[  605.686157][T10768]  ? clear_bhb_loop+0x40/0x90
[  605.686182][T10768]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.686250][T10768] RIP: 0033:0x7fab673cea9a
[  605.686273][T10768] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  605.686285][T10768] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  605.686303][T10768] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  605.686316][T10768] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  605.686326][T10768] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  605.686338][T10768] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  605.686348][T10768] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  605.686370][T10768]  </TASK>
[  605.686410][T10768] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  605.813182][T10774] loop2: detected capacity change from 0 to 32768
[  606.008610][T10770] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  606.027761][T10768] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  606.058577][T10774] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
executing program
[  606.136857][T10774] CPU: 0 UID: 0 PID: 10774 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  606.136883][T10774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  606.136894][T10774] Call Trace:
[  606.136902][T10774]  <TASK>
[  606.136910][T10774]  dump_stack_lvl+0xe8/0x150
[  606.136939][T10774]  sysfs_create_dir_ns+0x271/0x2a0
[  606.136966][T10774]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  606.136990][T10774]  ? do_raw_spin_unlock+0xf5/0x210
[  606.137014][T10774]  kobject_add_internal+0x62b/0xd00
[  606.137046][T10774]  kobject_init_and_add+0x12b/0x1a0
[  606.137090][T10774]  ? __pfx_kobject_init_and_add+0x10/0x10
[  606.137111][T10774]  ? __raw_spin_lock_init+0x45/0x100
[  606.137129][T10774]  ? __init_swait_queue_head+0xa9/0x150
[  606.137149][T10774]  gfs2_sys_fs_add+0x257/0x480
[  606.137169][T10774]  ? is_dynamic_key+0x1ac/0x1c0
[  606.137192][T10774]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  606.137220][T10774]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  606.137253][T10774]  gfs2_fill_super+0x13a7/0x21d0
[  606.137285][T10774]  ? __pfx_gfs2_fill_super+0x10/0x10
[  606.137306][T10774]  ? sb_set_blocksize+0x155/0x240
[  606.137332][T10774]  ? setup_bdev_super+0x4c1/0x5b0
[  606.137359][T10774]  get_tree_bdev_flags+0x431/0x4f0
[  606.137378][T10774]  ? __pfx_gfs2_fill_super+0x10/0x10
[  606.137394][T10774]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  606.137410][T10774]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  606.137437][T10774]  gfs2_get_tree+0x51/0x1e0
[  606.137457][T10774]  vfs_get_tree+0x92/0x2a0
[  606.137477][T10774]  do_new_mount+0x341/0xd30
[  606.137497][T10774]  ? apparmor_capable+0x126/0x170
[  606.137518][T10774]  ? __pfx_do_new_mount+0x10/0x10
[  606.137538][T10774]  ? ns_capable+0x89/0xe0
[  606.137570][T10774]  ? user_path_at+0xd4/0x160
[  606.137588][T10774]  __se_sys_mount+0x31d/0x420
[  606.137615][T10774]  ? __pfx___se_sys_mount+0x10/0x10
[  606.137641][T10774]  ? __x64_sys_mount+0x20/0xc0
[  606.137660][T10774]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  606.137678][T10774]  do_syscall_64+0x15f/0xf80
[  606.137698][T10774]  ? trace_irq_disable+0x3b/0x140
[  606.137717][T10774]  ? clear_bhb_loop+0x40/0x90
[  606.137738][T10774]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  606.137755][T10774] RIP: 0033:0x7fab673cea9a
[  606.137771][T10774] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  606.137784][T10774] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  606.137803][T10774] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  606.137816][T10774] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  606.137828][T10774] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  606.137838][T10774] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  606.137850][T10774] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  606.137877][T10774]  </TASK>
[  606.652108][T10779] loop3: detected capacity change from 0 to 32768
executing program
executing program
[  606.720596][T10774] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  606.733749][T10784] loop4: detected capacity change from 0 to 32768
[  606.745403][T10774] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  606.787401][T10784] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  606.794944][T10784] CPU: 0 UID: 0 PID: 10784 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  606.794966][T10784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  606.794975][T10784] Call Trace:
[  606.794986][T10784]  <TASK>
[  606.794994][T10784]  dump_stack_lvl+0xe8/0x150
[  606.795023][T10784]  sysfs_create_dir_ns+0x271/0x2a0
[  606.795048][T10784]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  606.795070][T10784]  ? do_raw_spin_unlock+0xf5/0x210
[  606.795091][T10784]  kobject_add_internal+0x62b/0xd00
[  606.795120][T10784]  kobject_init_and_add+0x12b/0x1a0
[  606.795144][T10784]  ? __pfx_kobject_init_and_add+0x10/0x10
[  606.795164][T10784]  ? __raw_spin_lock_init+0x45/0x100
[  606.795182][T10784]  ? __init_swait_queue_head+0xa9/0x150
[  606.795202][T10784]  gfs2_sys_fs_add+0x257/0x480
[  606.795222][T10784]  ? is_dynamic_key+0x1ac/0x1c0
[  606.795244][T10784]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  606.795271][T10784]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  606.795309][T10784]  gfs2_fill_super+0x13a7/0x21d0
[  606.795340][T10784]  ? __pfx_gfs2_fill_super+0x10/0x10
[  606.795361][T10784]  ? sb_set_blocksize+0x155/0x240
[  606.795385][T10784]  ? setup_bdev_super+0x4c1/0x5b0
[  606.795406][T10784]  get_tree_bdev_flags+0x431/0x4f0
[  606.795424][T10784]  ? __pfx_gfs2_fill_super+0x10/0x10
[  606.795439][T10784]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  606.795455][T10784]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  606.795483][T10784]  gfs2_get_tree+0x51/0x1e0
[  606.795502][T10784]  vfs_get_tree+0x92/0x2a0
[  606.795522][T10784]  do_new_mount+0x341/0xd30
[  606.795541][T10784]  ? apparmor_capable+0x126/0x170
[  606.795563][T10784]  ? __pfx_do_new_mount+0x10/0x10
[  606.795582][T10784]  ? ns_capable+0x89/0xe0
[  606.795614][T10784]  ? user_path_at+0xd4/0x160
[  606.795632][T10784]  __se_sys_mount+0x31d/0x420
[  606.795658][T10784]  ? __pfx___se_sys_mount+0x10/0x10
[  606.795684][T10784]  ? __x64_sys_mount+0x20/0xc0
executing program
[  606.795703][T10784]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  606.795721][T10784]  do_syscall_64+0x15f/0xf80
[  606.795742][T10784]  ? trace_irq_disable+0x3b/0x140
[  606.795761][T10784]  ? clear_bhb_loop+0x40/0x90
[  606.795780][T10784]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  606.795794][T10784] RIP: 0033:0x7fab673cea9a
[  606.795810][T10784] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  606.795823][T10784] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  606.795843][T10784] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  606.795855][T10784] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  606.795866][T10784] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  606.795877][T10784] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  606.795888][T10784] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  606.795914][T10784]  </TASK>
[  606.795939][T10784] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  606.862294][T10779] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  607.063848][T10784] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  607.096860][T10779] CPU: 1 UID: 0 PID: 10779 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  607.096884][T10779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  607.096894][T10779] Call Trace:
[  607.096902][T10779]  <TASK>
[  607.096908][T10779]  dump_stack_lvl+0xe8/0x150
[  607.096937][T10779]  sysfs_create_dir_ns+0x271/0x2a0
[  607.096961][T10779]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  607.097004][T10779]  ? do_raw_spin_unlock+0xf5/0x210
[  607.097032][T10779]  kobject_add_internal+0x62b/0xd00
[  607.097063][T10779]  kobject_init_and_add+0x12b/0x1a0
[  607.097094][T10779]  ? __pfx_kobject_init_and_add+0x10/0x10
[  607.097117][T10779]  ? __raw_spin_lock_init+0x45/0x100
[  607.097136][T10779]  ? __init_swait_queue_head+0xa9/0x150
[  607.097157][T10779]  gfs2_sys_fs_add+0x257/0x480
[  607.097175][T10779]  ? is_dynamic_key+0x1ac/0x1c0
[  607.097197][T10779]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  607.097224][T10779]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  607.097254][T10779]  gfs2_fill_super+0x13a7/0x21d0
[  607.097283][T10779]  ? __pfx_gfs2_fill_super+0x10/0x10
[  607.097302][T10779]  ? sb_set_blocksize+0x155/0x240
[  607.097327][T10779]  ? setup_bdev_super+0x4c1/0x5b0
[  607.097346][T10779]  get_tree_bdev_flags+0x431/0x4f0
[  607.097363][T10779]  ? __pfx_gfs2_fill_super+0x10/0x10
[  607.097378][T10779]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  607.097393][T10779]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  607.097419][T10779]  gfs2_get_tree+0x51/0x1e0
[  607.097437][T10779]  vfs_get_tree+0x92/0x2a0
[  607.097456][T10779]  do_new_mount+0x341/0xd30
[  607.097476][T10779]  ? apparmor_capable+0x126/0x170
[  607.097494][T10779]  ? __pfx_do_new_mount+0x10/0x10
[  607.097513][T10779]  ? ns_capable+0x89/0xe0
[  607.097541][T10779]  ? user_path_at+0xd4/0x160
[  607.097559][T10779]  __se_sys_mount+0x31d/0x420
[  607.097584][T10779]  ? __pfx___se_sys_mount+0x10/0x10
[  607.097609][T10779]  ? __x64_sys_mount+0x20/0xc0
[  607.097627][T10779]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  607.097644][T10779]  do_syscall_64+0x15f/0xf80
[  607.097661][T10779]  ? trace_irq_disable+0x3b/0x140
[  607.097680][T10779]  ? clear_bhb_loop+0x40/0x90
[  607.097700][T10779]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  607.097716][T10779] RIP: 0033:0x7fab673cea9a
[  607.097731][T10779] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  607.097745][T10779] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  607.097761][T10779] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  607.097772][T10779] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  607.097784][T10779] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  607.097795][T10779] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  607.097805][T10779] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  607.097829][T10779]  </TASK>
[  607.101535][T10779] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  607.714792][T10788] loop1: detected capacity change from 0 to 32768
[  607.734329][T10788] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  607.746283][T10779] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  607.769516][T10788] CPU: 1 UID: 0 PID: 10788 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  607.769542][T10788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  607.769553][T10788] Call Trace:
[  607.769561][T10788]  <TASK>
[  607.769568][T10788]  dump_stack_lvl+0xe8/0x150
[  607.769597][T10788]  sysfs_create_dir_ns+0x271/0x2a0
[  607.769623][T10788]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  607.769648][T10788]  ? do_raw_spin_unlock+0xf5/0x210
[  607.769671][T10788]  kobject_add_internal+0x62b/0xd00
[  607.769703][T10788]  kobject_init_and_add+0x12b/0x1a0
[  607.769731][T10788]  ? __pfx_kobject_init_and_add+0x10/0x10
[  607.769755][T10788]  ? __raw_spin_lock_init+0x45/0x100
[  607.769775][T10788]  ? __init_swait_queue_head+0xa9/0x150
[  607.769797][T10788]  gfs2_sys_fs_add+0x257/0x480
[  607.769816][T10788]  ? is_dynamic_key+0x1ac/0x1c0
[  607.769838][T10788]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  607.769865][T10788]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  607.769896][T10788]  gfs2_fill_super+0x13a7/0x21d0
[  607.769928][T10788]  ? __pfx_gfs2_fill_super+0x10/0x10
[  607.769949][T10788]  ? sb_set_blocksize+0x155/0x240
[  607.769983][T10788]  ? setup_bdev_super+0x4c1/0x5b0
[  607.770004][T10788]  get_tree_bdev_flags+0x431/0x4f0
[  607.770023][T10788]  ? __pfx_gfs2_fill_super+0x10/0x10
[  607.770038][T10788]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  607.770053][T10788]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  607.770080][T10788]  gfs2_get_tree+0x51/0x1e0
[  607.770100][T10788]  vfs_get_tree+0x92/0x2a0
[  607.770119][T10788]  do_new_mount+0x341/0xd30
[  607.770138][T10788]  ? apparmor_capable+0x126/0x170
[  607.770160][T10788]  ? __pfx_do_new_mount+0x10/0x10
[  607.770180][T10788]  ? ns_capable+0x89/0xe0
[  607.770211][T10788]  ? user_path_at+0xd4/0x160
[  607.770229][T10788]  __se_sys_mount+0x31d/0x420
[  607.770256][T10788]  ? __pfx___se_sys_mount+0x10/0x10
[  607.770282][T10788]  ? __x64_sys_mount+0x20/0xc0
[  607.770302][T10788]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  607.770319][T10788]  do_syscall_64+0x15f/0xf80
[  607.770339][T10788]  ? trace_irq_disable+0x3b/0x140
[  607.770358][T10788]  ? clear_bhb_loop+0x40/0x90
[  607.770378][T10788]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  607.770394][T10788] RIP: 0033:0x7fab673cea9a
[  607.770410][T10788] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  607.770421][T10788] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  607.770436][T10788] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  607.770447][T10788] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  607.770459][T10788] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  607.770469][T10788] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  607.770480][T10788] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  607.770506][T10788]  </TASK>
executing program
[  607.770534][T10788] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  608.080586][T10788] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  608.517371][T10791] loop2: detected capacity change from 0 to 32768
[  608.544519][T10791] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  608.583130][T10791] CPU: 1 UID: 0 PID: 10791 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  608.583156][T10791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  608.583167][T10791] Call Trace:
[  608.583175][T10791]  <TASK>
[  608.583183][T10791]  dump_stack_lvl+0xe8/0x150
[  608.583212][T10791]  sysfs_create_dir_ns+0x271/0x2a0
[  608.583238][T10791]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  608.583261][T10791]  ? do_raw_spin_unlock+0xf5/0x210
[  608.583285][T10791]  kobject_add_internal+0x62b/0xd00
[  608.583317][T10791]  kobject_init_and_add+0x12b/0x1a0
[  608.583344][T10791]  ? __pfx_kobject_init_and_add+0x10/0x10
[  608.583368][T10791]  ? __raw_spin_lock_init+0x45/0x100
[  608.583388][T10791]  ? __init_swait_queue_head+0xa9/0x150
[  608.583410][T10791]  gfs2_sys_fs_add+0x257/0x480
[  608.583430][T10791]  ? is_dynamic_key+0x1ac/0x1c0
[  608.583452][T10791]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  608.583480][T10791]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  608.583511][T10791]  gfs2_fill_super+0x13a7/0x21d0
[  608.583542][T10791]  ? __pfx_gfs2_fill_super+0x10/0x10
[  608.583563][T10791]  ? sb_set_blocksize+0x155/0x240
[  608.583588][T10791]  ? setup_bdev_super+0x4c1/0x5b0
[  608.583609][T10791]  get_tree_bdev_flags+0x431/0x4f0
[  608.583628][T10791]  ? __pfx_gfs2_fill_super+0x10/0x10
[  608.583644][T10791]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  608.583658][T10791]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  608.583682][T10791]  gfs2_get_tree+0x51/0x1e0
executing program
[  608.583697][T10791]  vfs_get_tree+0x92/0x2a0
[  608.583716][T10791]  do_new_mount+0x341/0xd30
[  608.583736][T10791]  ? apparmor_capable+0x126/0x170
[  608.583758][T10791]  ? __pfx_do_new_mount+0x10/0x10
[  608.583779][T10791]  ? ns_capable+0x89/0xe0
[  608.583810][T10791]  ? user_path_at+0xd4/0x160
[  608.583828][T10791]  __se_sys_mount+0x31d/0x420
[  608.583854][T10791]  ? __pfx___se_sys_mount+0x10/0x10
[  608.583881][T10791]  ? __x64_sys_mount+0x20/0xc0
[  608.583900][T10791]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  608.583918][T10791]  do_syscall_64+0x15f/0xf80
[  608.583938][T10791]  ? trace_irq_disable+0x3b/0x140
[  608.583957][T10791]  ? clear_bhb_loop+0x40/0x90
[  608.583977][T10791]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  608.583993][T10791] RIP: 0033:0x7fab673cea9a
[  608.584010][T10791] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  608.584023][T10791] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  608.584041][T10791] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  608.584053][T10791] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  608.584065][T10791] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  608.584076][T10791] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  608.584093][T10791] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  608.584121][T10791]  </TASK>
executing program
[  608.584144][T10791] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  608.903127][T10791] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  608.980549][T10795] loop1: detected capacity change from 0 to 32768
[  609.036983][T10795] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  609.069016][T10795] CPU: 0 UID: 0 PID: 10795 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  609.069047][T10795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  609.069058][T10795] Call Trace:
[  609.069067][T10795]  <TASK>
[  609.069075][T10795]  dump_stack_lvl+0xe8/0x150
[  609.069107][T10795]  sysfs_create_dir_ns+0x271/0x2a0
[  609.069135][T10795]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  609.069159][T10795]  ? do_raw_spin_unlock+0xf5/0x210
[  609.069182][T10795]  kobject_add_internal+0x62b/0xd00
[  609.069215][T10795]  kobject_init_and_add+0x12b/0x1a0
[  609.069242][T10795]  ? __pfx_kobject_init_and_add+0x10/0x10
[  609.069265][T10795]  ? __raw_spin_lock_init+0x45/0x100
[  609.069285][T10795]  ? __init_swait_queue_head+0xa9/0x150
[  609.069307][T10795]  gfs2_sys_fs_add+0x257/0x480
[  609.069330][T10795]  ? is_dynamic_key+0x1ac/0x1c0
[  609.069354][T10795]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  609.069382][T10795]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  609.069414][T10795]  gfs2_fill_super+0x13a7/0x21d0
[  609.069445][T10795]  ? __pfx_gfs2_fill_super+0x10/0x10
[  609.069466][T10795]  ? sb_set_blocksize+0x155/0x240
[  609.069493][T10795]  ? setup_bdev_super+0x4c1/0x5b0
[  609.069515][T10795]  get_tree_bdev_flags+0x431/0x4f0
[  609.069539][T10795]  ? __pfx_gfs2_fill_super+0x10/0x10
[  609.069554][T10795]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  609.069568][T10795]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  609.069596][T10795]  gfs2_get_tree+0x51/0x1e0
[  609.069615][T10795]  vfs_get_tree+0x92/0x2a0
[  609.069635][T10795]  do_new_mount+0x341/0xd30
[  609.069657][T10795]  ? apparmor_capable+0x126/0x170
[  609.069680][T10795]  ? __pfx_do_new_mount+0x10/0x10
[  609.069701][T10795]  ? ns_capable+0x89/0xe0
[  609.069733][T10795]  ? user_path_at+0xd4/0x160
[  609.069751][T10795]  __se_sys_mount+0x31d/0x420
[  609.069778][T10795]  ? __pfx___se_sys_mount+0x10/0x10
[  609.069803][T10795]  ? __x64_sys_mount+0x20/0xc0
[  609.069820][T10795]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  609.069835][T10795]  do_syscall_64+0x15f/0xf80
[  609.069854][T10795]  ? trace_irq_disable+0x3b/0x140
[  609.069871][T10795]  ? clear_bhb_loop+0x40/0x90
[  609.069889][T10795]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  609.069904][T10795] RIP: 0033:0x7fab673cea9a
[  609.069920][T10795] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  609.069933][T10795] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  609.069960][T10795] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  609.069972][T10795] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  609.069983][T10795] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  609.069993][T10795] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  609.070004][T10795] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  609.070028][T10795]  </TASK>
[  609.070054][T10795] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  609.392147][T10794] loop4: detected capacity change from 0 to 32768
[  609.582350][T10794] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  609.671845][T10794] CPU: 0 UID: 0 PID: 10794 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  609.671880][T10794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  609.671892][T10794] Call Trace:
[  609.671900][T10794]  <TASK>
[  609.671908][T10794]  dump_stack_lvl+0xe8/0x150
[  609.671941][T10794]  sysfs_create_dir_ns+0x271/0x2a0
[  609.671969][T10794]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  609.671994][T10794]  ? do_raw_spin_unlock+0xf5/0x210
[  609.672019][T10794]  kobject_add_internal+0x62b/0xd00
[  609.672052][T10794]  kobject_init_and_add+0x12b/0x1a0
[  609.672081][T10794]  ? __pfx_kobject_init_and_add+0x10/0x10
[  609.672104][T10794]  ? __raw_spin_lock_init+0x45/0x100
[  609.672124][T10794]  ? __init_swait_queue_head+0xa9/0x150
[  609.672147][T10794]  gfs2_sys_fs_add+0x257/0x480
[  609.672168][T10794]  ? is_dynamic_key+0x1ac/0x1c0
[  609.672193][T10794]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  609.672221][T10794]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  609.672253][T10794]  gfs2_fill_super+0x13a7/0x21d0
[  609.672285][T10794]  ? __pfx_gfs2_fill_super+0x10/0x10
[  609.672305][T10794]  ? sb_set_blocksize+0x155/0x240
[  609.672332][T10794]  ? setup_bdev_super+0x4c1/0x5b0
[  609.672354][T10794]  get_tree_bdev_flags+0x431/0x4f0
[  609.672373][T10794]  ? __pfx_gfs2_fill_super+0x10/0x10
[  609.672389][T10794]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  609.672404][T10794]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  609.672432][T10794]  gfs2_get_tree+0x51/0x1e0
[  609.672452][T10794]  vfs_get_tree+0x92/0x2a0
[  609.672472][T10794]  do_new_mount+0x341/0xd30
[  609.672493][T10794]  ? apparmor_capable+0x126/0x170
[  609.672515][T10794]  ? __pfx_do_new_mount+0x10/0x10
[  609.672535][T10794]  ? ns_capable+0x89/0xe0
[  609.672568][T10794]  ? user_path_at+0xd4/0x160
[  609.672587][T10794]  __se_sys_mount+0x31d/0x420
[  609.672615][T10794]  ? __pfx___se_sys_mount+0x10/0x10
[  609.672642][T10794]  ? __x64_sys_mount+0x20/0xc0
[  609.672662][T10794]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  609.672681][T10794]  do_syscall_64+0x15f/0xf80
[  609.672702][T10794]  ? trace_irq_disable+0x3b/0x140
[  609.672723][T10794]  ? clear_bhb_loop+0x40/0x90
[  609.672743][T10794]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  609.672759][T10794] RIP: 0033:0x7fab673cea9a
[  609.672777][T10794] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  609.672791][T10794] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  609.672809][T10794] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  609.672821][T10794] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  609.672833][T10794] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  609.672844][T10794] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
executing program
[  609.672860][T10794] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  609.672887][T10794]  </TASK>
[  609.672913][T10794] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  609.816611][T10795] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  610.007519][T10796] loop3: detected capacity change from 0 to 32768
[  610.007871][T10794] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  610.126879][T10796] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  610.172282][T10796] CPU: 0 UID: 0 PID: 10796 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  610.172308][T10796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  610.172320][T10796] Call Trace:
[  610.172328][T10796]  <TASK>
[  610.172336][T10796]  dump_stack_lvl+0xe8/0x150
[  610.172368][T10796]  sysfs_create_dir_ns+0x271/0x2a0
[  610.172397][T10796]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  610.172421][T10796]  ? do_raw_spin_unlock+0xf5/0x210
[  610.172447][T10796]  kobject_add_internal+0x62b/0xd00
[  610.172480][T10796]  kobject_init_and_add+0x12b/0x1a0
[  610.172508][T10796]  ? __pfx_kobject_init_and_add+0x10/0x10
[  610.172531][T10796]  ? __raw_spin_lock_init+0x45/0x100
[  610.172551][T10796]  ? __init_swait_queue_head+0xa9/0x150
[  610.172574][T10796]  gfs2_sys_fs_add+0x257/0x480
[  610.172594][T10796]  ? is_dynamic_key+0x1ac/0x1c0
[  610.172616][T10796]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  610.172643][T10796]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  610.172675][T10796]  gfs2_fill_super+0x13a7/0x21d0
[  610.172712][T10796]  ? __pfx_gfs2_fill_super+0x10/0x10
[  610.172733][T10796]  ? sb_set_blocksize+0x155/0x240
[  610.172760][T10796]  ? setup_bdev_super+0x4c1/0x5b0
[  610.172781][T10796]  get_tree_bdev_flags+0x431/0x4f0
[  610.172799][T10796]  ? __pfx_gfs2_fill_super+0x10/0x10
[  610.172815][T10796]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  610.172830][T10796]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  610.172857][T10796]  gfs2_get_tree+0x51/0x1e0
[  610.172876][T10796]  vfs_get_tree+0x92/0x2a0
[  610.172895][T10796]  do_new_mount+0x341/0xd30
[  610.172918][T10796]  ? apparmor_capable+0x126/0x170
[  610.172940][T10796]  ? __pfx_do_new_mount+0x10/0x10
[  610.172960][T10796]  ? ns_capable+0x89/0xe0
[  610.172993][T10796]  ? user_path_at+0xd4/0x160
[  610.173012][T10796]  __se_sys_mount+0x31d/0x420
[  610.173038][T10796]  ? __pfx___se_sys_mount+0x10/0x10
[  610.173066][T10796]  ? __x64_sys_mount+0x20/0xc0
[  610.173085][T10796]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  610.173103][T10796]  do_syscall_64+0x15f/0xf80
[  610.173122][T10796]  ? trace_irq_disable+0x3b/0x140
[  610.173141][T10796]  ? clear_bhb_loop+0x40/0x90
[  610.173162][T10796]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  610.173179][T10796] RIP: 0033:0x7fab673cea9a
[  610.173195][T10796] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  610.173209][T10796] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  610.173227][T10796] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  610.173240][T10796] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  610.173251][T10796] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  610.173262][T10796] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  610.173272][T10796] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  610.173298][T10796]  </TASK>
[  610.173323][T10796] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
[  610.636851][T10800] loop2: detected capacity change from 0 to 32768
[  610.807466][T10800] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  610.828834][T10800] CPU: 0 UID: 0 PID: 10800 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  610.828860][T10800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  610.828870][T10800] Call Trace:
[  610.828877][T10800]  <TASK>
[  610.828885][T10800]  dump_stack_lvl+0xe8/0x150
[  610.828915][T10800]  sysfs_create_dir_ns+0x271/0x2a0
[  610.828940][T10800]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  610.828963][T10800]  ? do_raw_spin_unlock+0xf5/0x210
[  610.828986][T10800]  kobject_add_internal+0x62b/0xd00
[  610.829019][T10800]  kobject_init_and_add+0x12b/0x1a0
[  610.829046][T10800]  ? __pfx_kobject_init_and_add+0x10/0x10
[  610.829070][T10800]  ? __raw_spin_lock_init+0x45/0x100
[  610.829090][T10800]  ? __init_swait_queue_head+0xa9/0x150
[  610.829111][T10800]  gfs2_sys_fs_add+0x257/0x480
[  610.829132][T10800]  ? is_dynamic_key+0x1ac/0x1c0
[  610.829154][T10800]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  610.829181][T10800]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  610.829212][T10800]  gfs2_fill_super+0x13a7/0x21d0
[  610.829243][T10800]  ? __pfx_gfs2_fill_super+0x10/0x10
[  610.829264][T10800]  ? sb_set_blocksize+0x155/0x240
[  610.829288][T10800]  ? setup_bdev_super+0x4c1/0x5b0
[  610.829309][T10800]  get_tree_bdev_flags+0x431/0x4f0
[  610.829327][T10800]  ? __pfx_gfs2_fill_super+0x10/0x10
[  610.829343][T10800]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  610.829358][T10800]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  610.829384][T10800]  gfs2_get_tree+0x51/0x1e0
[  610.829404][T10800]  vfs_get_tree+0x92/0x2a0
[  610.829422][T10800]  do_new_mount+0x341/0xd30
[  610.829442][T10800]  ? apparmor_capable+0x126/0x170
[  610.829463][T10800]  ? __pfx_do_new_mount+0x10/0x10
[  610.829482][T10800]  ? ns_capable+0x89/0xe0
[  610.829514][T10800]  ? user_path_at+0xd4/0x160
[  610.829531][T10800]  __se_sys_mount+0x31d/0x420
[  610.829557][T10800]  ? __pfx___se_sys_mount+0x10/0x10
[  610.829583][T10800]  ? __x64_sys_mount+0x20/0xc0
[  610.829602][T10800]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  610.829620][T10800]  do_syscall_64+0x15f/0xf80
[  610.829647][T10800]  ? trace_irq_disable+0x3b/0x140
[  610.829666][T10800]  ? clear_bhb_loop+0x40/0x90
[  610.829685][T10800]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  610.829702][T10800] RIP: 0033:0x7fab673cea9a
[  610.829719][T10800] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  610.829732][T10800] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  610.829750][T10800] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  610.829762][T10800] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  610.829773][T10800] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  610.829784][T10800] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  610.829795][T10800] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  610.829822][T10800]  </TASK>
[  610.829846][T10800] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  610.942787][T10796] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  610.943503][T10800] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  611.281967][T10806] loop4: detected capacity change from 0 to 32768
executing program
[  611.334034][T10806] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  611.379000][T10806] CPU: 1 UID: 0 PID: 10806 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  611.379027][T10806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  611.379037][T10806] Call Trace:
[  611.379045][T10806]  <TASK>
[  611.379053][T10806]  dump_stack_lvl+0xe8/0x150
[  611.379087][T10806]  sysfs_create_dir_ns+0x271/0x2a0
[  611.379114][T10806]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  611.379208][T10806]  ? do_raw_spin_unlock+0xf5/0x210
[  611.379237][T10806]  kobject_add_internal+0x62b/0xd00
[  611.379272][T10806]  kobject_init_and_add+0x12b/0x1a0
[  611.379300][T10806]  ? __pfx_kobject_init_and_add+0x10/0x10
[  611.379324][T10806]  ? __raw_spin_lock_init+0x45/0x100
[  611.379345][T10806]  ? __init_swait_queue_head+0xa9/0x150
[  611.379367][T10806]  gfs2_sys_fs_add+0x257/0x480
[  611.379387][T10806]  ? is_dynamic_key+0x1ac/0x1c0
[  611.379410][T10806]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  611.379439][T10806]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  611.379470][T10806]  gfs2_fill_super+0x13a7/0x21d0
[  611.379502][T10806]  ? __pfx_gfs2_fill_super+0x10/0x10
[  611.379522][T10806]  ? sb_set_blocksize+0x155/0x240
[  611.379548][T10806]  ? setup_bdev_super+0x4c1/0x5b0
[  611.379570][T10806]  get_tree_bdev_flags+0x431/0x4f0
[  611.379588][T10806]  ? __pfx_gfs2_fill_super+0x10/0x10
[  611.379605][T10806]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  611.379621][T10806]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  611.379649][T10806]  gfs2_get_tree+0x51/0x1e0
[  611.379669][T10806]  vfs_get_tree+0x92/0x2a0
[  611.379690][T10806]  do_new_mount+0x341/0xd30
[  611.379709][T10806]  ? apparmor_capable+0x126/0x170
[  611.379730][T10806]  ? __pfx_do_new_mount+0x10/0x10
[  611.379751][T10806]  ? ns_capable+0x89/0xe0
[  611.379784][T10806]  ? user_path_at+0xd4/0x160
[  611.379804][T10806]  __se_sys_mount+0x31d/0x420
[  611.379863][T10806]  ? __pfx___se_sys_mount+0x10/0x10
[  611.379890][T10806]  ? __x64_sys_mount+0x20/0xc0
[  611.379912][T10806]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  611.379932][T10806]  do_syscall_64+0x15f/0xf80
[  611.379953][T10806]  ? trace_irq_disable+0x3b/0x140
[  611.379973][T10806]  ? clear_bhb_loop+0x40/0x90
[  611.379994][T10806]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  611.380012][T10806] RIP: 0033:0x7fab673cea9a
[  611.380030][T10806] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  611.380044][T10806] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  611.380063][T10806] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  611.380076][T10806] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  611.380087][T10806] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  611.380098][T10806] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  611.380108][T10806] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  611.380137][T10806]  </TASK>
[  611.637304][T10806] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  611.767882][T10809] loop1: detected capacity change from 0 to 32768
[  611.780295][T10806] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  611.806845][T10809] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  611.814306][T10809] CPU: 1 UID: 0 PID: 10809 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  611.814328][T10809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  611.814337][T10809] Call Trace:
[  611.814345][T10809]  <TASK>
[  611.814352][T10809]  dump_stack_lvl+0xe8/0x150
[  611.814379][T10809]  sysfs_create_dir_ns+0x271/0x2a0
[  611.814403][T10809]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  611.814427][T10809]  ? do_raw_spin_unlock+0xf5/0x210
[  611.814450][T10809]  kobject_add_internal+0x62b/0xd00
[  611.814484][T10809]  kobject_init_and_add+0x12b/0x1a0
[  611.814512][T10809]  ? __pfx_kobject_init_and_add+0x10/0x10
[  611.814535][T10809]  ? __raw_spin_lock_init+0x45/0x100
[  611.814562][T10809]  ? __init_swait_queue_head+0xa9/0x150
[  611.814585][T10809]  gfs2_sys_fs_add+0x257/0x480
[  611.814604][T10809]  ? is_dynamic_key+0x1ac/0x1c0
[  611.814625][T10809]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  611.814653][T10809]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  611.814683][T10809]  gfs2_fill_super+0x13a7/0x21d0
executing program
[  611.814714][T10809]  ? __pfx_gfs2_fill_super+0x10/0x10
[  611.814735][T10809]  ? sb_set_blocksize+0x155/0x240
[  611.814761][T10809]  ? setup_bdev_super+0x4c1/0x5b0
[  611.814782][T10809]  get_tree_bdev_flags+0x431/0x4f0
[  611.814800][T10809]  ? __pfx_gfs2_fill_super+0x10/0x10
[  611.814815][T10809]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  611.814831][T10809]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  611.814858][T10809]  gfs2_get_tree+0x51/0x1e0
[  611.814877][T10809]  vfs_get_tree+0x92/0x2a0
[  611.814896][T10809]  do_new_mount+0x341/0xd30
[  611.814917][T10809]  ? apparmor_capable+0x126/0x170
[  611.814937][T10809]  ? __pfx_do_new_mount+0x10/0x10
[  611.814958][T10809]  ? ns_capable+0x89/0xe0
[  611.814988][T10809]  ? user_path_at+0xd4/0x160
[  611.815006][T10809]  __se_sys_mount+0x31d/0x420
[  611.815033][T10809]  ? __pfx___se_sys_mount+0x10/0x10
[  611.815059][T10809]  ? __x64_sys_mount+0x20/0xc0
[  611.815077][T10809]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  611.815093][T10809]  do_syscall_64+0x15f/0xf80
[  611.815110][T10809]  ? trace_irq_disable+0x3b/0x140
[  611.815128][T10809]  ? clear_bhb_loop+0x40/0x90
[  611.815147][T10809]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  611.815161][T10809] RIP: 0033:0x7fab673cea9a
[  611.815176][T10809] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  611.815189][T10809] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  611.815206][T10809] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  611.815217][T10809] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  611.815228][T10809] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  611.815238][T10809] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  611.815247][T10809] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  611.815271][T10809]  </TASK>
[  611.815295][T10809] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
executing program
[  612.242443][T10809] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  612.654051][T10814] loop3: detected capacity change from 0 to 32768
[  612.698890][T10814] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  612.738069][T10814] CPU: 1 UID: 0 PID: 10814 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  612.738094][T10814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  612.738103][T10814] Call Trace:
[  612.738111][T10814]  <TASK>
[  612.738118][T10814]  dump_stack_lvl+0xe8/0x150
[  612.738147][T10814]  sysfs_create_dir_ns+0x271/0x2a0
[  612.738172][T10814]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  612.738194][T10814]  ? do_raw_spin_unlock+0xf5/0x210
[  612.738216][T10814]  kobject_add_internal+0x62b/0xd00
[  612.738248][T10814]  kobject_init_and_add+0x12b/0x1a0
[  612.738275][T10814]  ? __pfx_kobject_init_and_add+0x10/0x10
[  612.738298][T10814]  ? __raw_spin_lock_init+0x45/0x100
[  612.738317][T10814]  ? __init_swait_queue_head+0xa9/0x150
[  612.738337][T10814]  gfs2_sys_fs_add+0x257/0x480
[  612.738357][T10814]  ? is_dynamic_key+0x1ac/0x1c0
[  612.738378][T10814]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  612.738405][T10814]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  612.738434][T10814]  gfs2_fill_super+0x13a7/0x21d0
[  612.738462][T10814]  ? __pfx_gfs2_fill_super+0x10/0x10
[  612.738482][T10814]  ? sb_set_blocksize+0x155/0x240
[  612.738507][T10814]  ? setup_bdev_super+0x4c1/0x5b0
[  612.738528][T10814]  get_tree_bdev_flags+0x431/0x4f0
[  612.738546][T10814]  ? __pfx_gfs2_fill_super+0x10/0x10
[  612.738562][T10814]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  612.738578][T10814]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  612.738606][T10814]  gfs2_get_tree+0x51/0x1e0
[  612.738625][T10814]  vfs_get_tree+0x92/0x2a0
[  612.738645][T10814]  do_new_mount+0x341/0xd30
[  612.738665][T10814]  ? apparmor_capable+0x126/0x170
[  612.738686][T10814]  ? __pfx_do_new_mount+0x10/0x10
[  612.738714][T10814]  ? ns_capable+0x89/0xe0
[  612.738745][T10814]  ? user_path_at+0xd4/0x160
[  612.738763][T10814]  __se_sys_mount+0x31d/0x420
[  612.738789][T10814]  ? __pfx___se_sys_mount+0x10/0x10
[  612.738816][T10814]  ? __x64_sys_mount+0x20/0xc0
[  612.738835][T10814]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  612.738853][T10814]  do_syscall_64+0x15f/0xf80
[  612.738873][T10814]  ? trace_irq_disable+0x3b/0x140
[  612.738892][T10814]  ? clear_bhb_loop+0x40/0x90
[  612.738912][T10814]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  612.738929][T10814] RIP: 0033:0x7fab673cea9a
[  612.738945][T10814] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  612.738958][T10814] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  612.738977][T10814] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  612.738989][T10814] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  612.739001][T10814] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  612.739012][T10814] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  612.739023][T10814] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  612.739049][T10814]  </TASK>
[  612.739074][T10814] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
[  613.151406][T10818] loop2: detected capacity change from 0 to 32768
[  613.167303][T10818] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  613.187152][T10818] CPU: 1 UID: 0 PID: 10818 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  613.187176][T10818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  613.187186][T10818] Call Trace:
[  613.187194][T10818]  <TASK>
[  613.187202][T10818]  dump_stack_lvl+0xe8/0x150
[  613.187232][T10818]  sysfs_create_dir_ns+0x271/0x2a0
[  613.187258][T10818]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  613.187281][T10818]  ? do_raw_spin_unlock+0xf5/0x210
[  613.187304][T10818]  kobject_add_internal+0x62b/0xd00
[  613.187334][T10818]  kobject_init_and_add+0x12b/0x1a0
[  613.187358][T10818]  ? __pfx_kobject_init_and_add+0x10/0x10
[  613.187382][T10818]  ? __raw_spin_lock_init+0x45/0x100
[  613.187400][T10818]  ? __init_swait_queue_head+0xa9/0x150
[  613.187429][T10818]  gfs2_sys_fs_add+0x257/0x480
[  613.187457][T10818]  ? is_dynamic_key+0x1ac/0x1c0
[  613.187478][T10818]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  613.187505][T10818]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  613.187535][T10818]  gfs2_fill_super+0x13a7/0x21d0
[  613.187564][T10818]  ? __pfx_gfs2_fill_super+0x10/0x10
[  613.187585][T10818]  ? sb_set_blocksize+0x155/0x240
[  613.187608][T10818]  ? setup_bdev_super+0x4c1/0x5b0
[  613.187627][T10818]  get_tree_bdev_flags+0x431/0x4f0
[  613.187644][T10818]  ? __pfx_gfs2_fill_super+0x10/0x10
[  613.187658][T10818]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  613.187674][T10818]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  613.187699][T10818]  gfs2_get_tree+0x51/0x1e0
[  613.187717][T10818]  vfs_get_tree+0x92/0x2a0
[  613.187736][T10818]  do_new_mount+0x341/0xd30
[  613.187755][T10818]  ? apparmor_capable+0x126/0x170
[  613.187778][T10818]  ? __pfx_do_new_mount+0x10/0x10
[  613.187798][T10818]  ? ns_capable+0x89/0xe0
[  613.187830][T10818]  ? user_path_at+0xd4/0x160
[  613.187848][T10818]  __se_sys_mount+0x31d/0x420
[  613.187874][T10818]  ? __pfx___se_sys_mount+0x10/0x10
[  613.187899][T10818]  ? __x64_sys_mount+0x20/0xc0
[  613.187919][T10818]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.187935][T10818]  do_syscall_64+0x15f/0xf80
[  613.187954][T10818]  ? trace_irq_disable+0x3b/0x140
[  613.187972][T10818]  ? clear_bhb_loop+0x40/0x90
[  613.187992][T10818]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.188008][T10818] RIP: 0033:0x7fab673cea9a
[  613.188024][T10818] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  613.188037][T10818] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  613.188055][T10818] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  613.188067][T10818] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  613.188078][T10818] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  613.188088][T10818] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  613.188099][T10818] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  613.188124][T10818]  </TASK>
[  613.188148][T10818] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  613.195700][T10814] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  613.211481][T10818] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  613.384424][T10820] loop1: detected capacity change from 0 to 32768
[  613.638135][T10819] loop4: detected capacity change from 0 to 32768
[  613.658891][T10819] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  613.673288][T10819] CPU: 0 UID: 0 PID: 10819 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  613.673313][T10819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  613.673324][T10819] Call Trace:
[  613.673332][T10819]  <TASK>
[  613.673338][T10819]  dump_stack_lvl+0xe8/0x150
[  613.673368][T10819]  sysfs_create_dir_ns+0x271/0x2a0
[  613.673393][T10819]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  613.673416][T10819]  ? do_raw_spin_unlock+0xf5/0x210
[  613.673439][T10819]  kobject_add_internal+0x62b/0xd00
[  613.673478][T10819]  kobject_init_and_add+0x12b/0x1a0
executing program
[  613.673505][T10819]  ? __pfx_kobject_init_and_add+0x10/0x10
[  613.673528][T10819]  ? __raw_spin_lock_init+0x45/0x100
[  613.673547][T10819]  ? __init_swait_queue_head+0xa9/0x150
[  613.673568][T10819]  gfs2_sys_fs_add+0x257/0x480
[  613.673586][T10819]  ? is_dynamic_key+0x1ac/0x1c0
[  613.673608][T10819]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  613.673636][T10819]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  613.673668][T10819]  gfs2_fill_super+0x13a7/0x21d0
[  613.673699][T10819]  ? __pfx_gfs2_fill_super+0x10/0x10
[  613.673720][T10819]  ? sb_set_blocksize+0x155/0x240
[  613.673744][T10819]  ? setup_bdev_super+0x4c1/0x5b0
[  613.673764][T10819]  get_tree_bdev_flags+0x431/0x4f0
[  613.673781][T10819]  ? __pfx_gfs2_fill_super+0x10/0x10
[  613.673797][T10819]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  613.673811][T10819]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  613.673838][T10819]  gfs2_get_tree+0x51/0x1e0
[  613.673857][T10819]  vfs_get_tree+0x92/0x2a0
[  613.673877][T10819]  do_new_mount+0x341/0xd30
[  613.673896][T10819]  ? apparmor_capable+0x126/0x170
[  613.673916][T10819]  ? __pfx_do_new_mount+0x10/0x10
[  613.673935][T10819]  ? ns_capable+0x89/0xe0
[  613.673963][T10819]  ? user_path_at+0xd4/0x160
[  613.673980][T10819]  __se_sys_mount+0x31d/0x420
[  613.674004][T10819]  ? __pfx___se_sys_mount+0x10/0x10
[  613.674028][T10819]  ? __x64_sys_mount+0x20/0xc0
[  613.674046][T10819]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.674061][T10819]  do_syscall_64+0x15f/0xf80
[  613.674080][T10819]  ? trace_irq_disable+0x3b/0x140
[  613.674099][T10819]  ? clear_bhb_loop+0x40/0x90
[  613.674117][T10819]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.674130][T10819] RIP: 0033:0x7fab673cea9a
[  613.674146][T10819] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  613.674159][T10819] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  613.674178][T10819] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  613.674190][T10819] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  613.674202][T10819] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  613.674212][T10819] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  613.674223][T10819] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  613.674251][T10819]  </TASK>
[  613.674284][T10819] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  613.773940][T10820] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  613.798951][T10819] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  613.844180][T10820] CPU: 1 UID: 0 PID: 10820 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  613.844204][T10820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  613.844214][T10820] Call Trace:
[  613.844221][T10820]  <TASK>
[  613.844229][T10820]  dump_stack_lvl+0xe8/0x150
[  613.844257][T10820]  sysfs_create_dir_ns+0x271/0x2a0
[  613.844283][T10820]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  613.844306][T10820]  ? do_raw_spin_unlock+0xf5/0x210
[  613.844329][T10820]  kobject_add_internal+0x62b/0xd00
[  613.844436][T10820]  kobject_init_and_add+0x12b/0x1a0
[  613.844462][T10820]  ? __pfx_kobject_init_and_add+0x10/0x10
[  613.844485][T10820]  ? __raw_spin_lock_init+0x45/0x100
[  613.844504][T10820]  ? __init_swait_queue_head+0xa9/0x150
[  613.844524][T10820]  gfs2_sys_fs_add+0x257/0x480
[  613.844543][T10820]  ? is_dynamic_key+0x1ac/0x1c0
[  613.844565][T10820]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  613.844591][T10820]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  613.844621][T10820]  gfs2_fill_super+0x13a7/0x21d0
[  613.844651][T10820]  ? __pfx_gfs2_fill_super+0x10/0x10
[  613.844675][T10820]  ? sb_set_blocksize+0x155/0x240
[  613.844698][T10820]  ? setup_bdev_super+0x4c1/0x5b0
[  613.844718][T10820]  get_tree_bdev_flags+0x431/0x4f0
[  613.844735][T10820]  ? __pfx_gfs2_fill_super+0x10/0x10
[  613.844750][T10820]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  613.844765][T10820]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  613.844790][T10820]  gfs2_get_tree+0x51/0x1e0
[  613.844809][T10820]  vfs_get_tree+0x92/0x2a0
[  613.844828][T10820]  do_new_mount+0x341/0xd30
[  613.844847][T10820]  ? apparmor_capable+0x126/0x170
[  613.844867][T10820]  ? __pfx_do_new_mount+0x10/0x10
[  613.844886][T10820]  ? ns_capable+0x89/0xe0
[  613.844915][T10820]  ? user_path_at+0xd4/0x160
[  613.844932][T10820]  __se_sys_mount+0x31d/0x420
[  613.844958][T10820]  ? __pfx___se_sys_mount+0x10/0x10
[  613.844982][T10820]  ? __x64_sys_mount+0x20/0xc0
[  613.845001][T10820]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.845018][T10820]  do_syscall_64+0x15f/0xf80
[  613.845037][T10820]  ? trace_irq_disable+0x3b/0x140
[  613.845055][T10820]  ? clear_bhb_loop+0x40/0x90
[  613.845073][T10820]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.845089][T10820] RIP: 0033:0x7fab673cea9a
[  613.845104][T10820] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  613.845116][T10820] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  613.845134][T10820] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  613.845145][T10820] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  613.845156][T10820] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  613.845166][T10820] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  613.845177][T10820] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  613.845201][T10820]  </TASK>
[  613.845226][T10820] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
executing program
[  614.669115][T10820] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  614.685257][T10831] loop4: detected capacity change from 0 to 32768
[  614.756204][T10831] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  614.788837][T10831] CPU: 1 UID: 0 PID: 10831 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  614.788863][T10831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  614.788874][T10831] Call Trace:
[  614.788882][T10831]  <TASK>
[  614.788890][T10831]  dump_stack_lvl+0xe8/0x150
[  614.788920][T10831]  sysfs_create_dir_ns+0x271/0x2a0
[  614.788947][T10831]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  614.788971][T10831]  ? do_raw_spin_unlock+0xf5/0x210
[  614.788994][T10831]  kobject_add_internal+0x62b/0xd00
[  614.789026][T10831]  kobject_init_and_add+0x12b/0x1a0
[  614.789053][T10831]  ? __pfx_kobject_init_and_add+0x10/0x10
[  614.789077][T10831]  ? __raw_spin_lock_init+0x45/0x100
[  614.789097][T10831]  ? __init_swait_queue_head+0xa9/0x150
[  614.789118][T10831]  gfs2_sys_fs_add+0x257/0x480
[  614.789138][T10831]  ? is_dynamic_key+0x1ac/0x1c0
[  614.789160][T10831]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  614.789188][T10831]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  614.789219][T10831]  gfs2_fill_super+0x13a7/0x21d0
[  614.789250][T10831]  ? __pfx_gfs2_fill_super+0x10/0x10
[  614.789271][T10831]  ? sb_set_blocksize+0x155/0x240
[  614.789346][T10831]  ? setup_bdev_super+0x4c1/0x5b0
[  614.789377][T10831]  get_tree_bdev_flags+0x431/0x4f0
[  614.789397][T10831]  ? __pfx_gfs2_fill_super+0x10/0x10
[  614.789413][T10831]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  614.789427][T10831]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  614.789454][T10831]  gfs2_get_tree+0x51/0x1e0
[  614.789474][T10831]  vfs_get_tree+0x92/0x2a0
[  614.789493][T10831]  do_new_mount+0x341/0xd30
[  614.789513][T10831]  ? apparmor_capable+0x126/0x170
[  614.789533][T10831]  ? __pfx_do_new_mount+0x10/0x10
[  614.789554][T10831]  ? ns_capable+0x89/0xe0
[  614.789614][T10831]  ? user_path_at+0xd4/0x160
[  614.789633][T10831]  __se_sys_mount+0x31d/0x420
[  614.789661][T10831]  ? __pfx___se_sys_mount+0x10/0x10
[  614.789692][T10831]  ? __x64_sys_mount+0x20/0xc0
[  614.789713][T10831]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  614.789738][T10831]  do_syscall_64+0x15f/0xf80
[  614.789758][T10831]  ? trace_irq_disable+0x3b/0x140
[  614.789784][T10831]  ? clear_bhb_loop+0x40/0x90
[  614.789806][T10831]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  614.789822][T10831] RIP: 0033:0x7fab673cea9a
[  614.789840][T10831] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  614.789854][T10831] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  614.789872][T10831] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  614.789885][T10831] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
executing program
executing program
[  614.789897][T10831] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  614.789909][T10831] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  614.789920][T10831] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  614.789946][T10831]  </TASK>
[  614.789973][T10831] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  615.098130][T10831] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  615.232064][T10829] loop3: detected capacity change from 0 to 32768
[  615.250551][T10829] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  615.259366][T10829] CPU: 1 UID: 0 PID: 10829 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  615.259389][T10829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  615.259400][T10829] Call Trace:
[  615.259407][T10829]  <TASK>
[  615.259414][T10829]  dump_stack_lvl+0xe8/0x150
[  615.259443][T10829]  sysfs_create_dir_ns+0x271/0x2a0
[  615.259470][T10829]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  615.259494][T10829]  ? do_raw_spin_unlock+0xf5/0x210
[  615.259517][T10829]  kobject_add_internal+0x62b/0xd00
[  615.259549][T10829]  kobject_init_and_add+0x12b/0x1a0
[  615.259576][T10829]  ? __pfx_kobject_init_and_add+0x10/0x10
[  615.259599][T10829]  ? __raw_spin_lock_init+0x45/0x100
[  615.259619][T10829]  ? __init_swait_queue_head+0xa9/0x150
[  615.259641][T10829]  gfs2_sys_fs_add+0x257/0x480
[  615.259660][T10829]  ? is_dynamic_key+0x1ac/0x1c0
[  615.259682][T10829]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  615.259709][T10829]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  615.259741][T10829]  gfs2_fill_super+0x13a7/0x21d0
[  615.259773][T10829]  ? __pfx_gfs2_fill_super+0x10/0x10
[  615.259793][T10829]  ? sb_set_blocksize+0x155/0x240
[  615.259818][T10829]  ? setup_bdev_super+0x4c1/0x5b0
[  615.259844][T10829]  get_tree_bdev_flags+0x431/0x4f0
[  615.259861][T10829]  ? __pfx_gfs2_fill_super+0x10/0x10
[  615.259877][T10829]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  615.259899][T10829]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  615.259926][T10829]  gfs2_get_tree+0x51/0x1e0
[  615.259945][T10829]  vfs_get_tree+0x92/0x2a0
[  615.259965][T10829]  do_new_mount+0x341/0xd30
[  615.259984][T10829]  ? apparmor_capable+0x126/0x170
[  615.260006][T10829]  ? __pfx_do_new_mount+0x10/0x10
[  615.260026][T10829]  ? ns_capable+0x89/0xe0
[  615.260057][T10829]  ? user_path_at+0xd4/0x160
[  615.260076][T10829]  __se_sys_mount+0x31d/0x420
[  615.260102][T10829]  ? __pfx___se_sys_mount+0x10/0x10
[  615.260128][T10829]  ? __x64_sys_mount+0x20/0xc0
[  615.260147][T10829]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  615.260165][T10829]  do_syscall_64+0x15f/0xf80
[  615.260185][T10829]  ? trace_irq_disable+0x3b/0x140
[  615.260204][T10829]  ? clear_bhb_loop+0x40/0x90
[  615.260225][T10829]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  615.260241][T10829] RIP: 0033:0x7fab673cea9a
[  615.260258][T10829] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  615.260270][T10829] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  615.260292][T10829] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  615.260304][T10829] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  615.260315][T10829] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
executing program
[  615.260324][T10829] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  615.260333][T10829] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  615.260358][T10829]  </TASK>
[  615.260407][T10829] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  615.567952][T10829] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  616.006481][T10832] loop2: detected capacity change from 0 to 32768
[  616.038497][T10832] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  616.063308][T10832] CPU: 0 UID: 0 PID: 10832 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  616.063334][T10832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  616.063345][T10832] Call Trace:
[  616.063352][T10832]  <TASK>
[  616.063359][T10832]  dump_stack_lvl+0xe8/0x150
[  616.063388][T10832]  sysfs_create_dir_ns+0x271/0x2a0
[  616.063413][T10832]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  616.063435][T10832]  ? do_raw_spin_unlock+0xf5/0x210
[  616.063457][T10832]  kobject_add_internal+0x62b/0xd00
[  616.063491][T10832]  kobject_init_and_add+0x12b/0x1a0
[  616.063517][T10832]  ? __pfx_kobject_init_and_add+0x10/0x10
[  616.063538][T10832]  ? __raw_spin_lock_init+0x45/0x100
[  616.063557][T10832]  ? __init_swait_queue_head+0xa9/0x150
[  616.063579][T10832]  gfs2_sys_fs_add+0x257/0x480
[  616.063597][T10832]  ? is_dynamic_key+0x1ac/0x1c0
[  616.063618][T10832]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  616.063645][T10832]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  616.063674][T10832]  gfs2_fill_super+0x13a7/0x21d0
[  616.063705][T10832]  ? __pfx_gfs2_fill_super+0x10/0x10
[  616.063725][T10832]  ? sb_set_blocksize+0x155/0x240
[  616.063750][T10832]  ? setup_bdev_super+0x4c1/0x5b0
[  616.063769][T10832]  get_tree_bdev_flags+0x431/0x4f0
[  616.063787][T10832]  ? __pfx_gfs2_fill_super+0x10/0x10
[  616.063803][T10832]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  616.063818][T10832]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  616.063844][T10832]  gfs2_get_tree+0x51/0x1e0
[  616.063863][T10832]  vfs_get_tree+0x92/0x2a0
[  616.063883][T10832]  do_new_mount+0x341/0xd30
[  616.063902][T10832]  ? apparmor_capable+0x126/0x170
[  616.063922][T10832]  ? __pfx_do_new_mount+0x10/0x10
[  616.063946][T10832]  ? ns_capable+0x89/0xe0
[  616.063977][T10832]  ? user_path_at+0xd4/0x160
[  616.063993][T10832]  __se_sys_mount+0x31d/0x420
[  616.064019][T10832]  ? __pfx___se_sys_mount+0x10/0x10
[  616.064046][T10832]  ? __x64_sys_mount+0x20/0xc0
[  616.064065][T10832]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  616.064082][T10832]  do_syscall_64+0x15f/0xf80
[  616.064102][T10832]  ? trace_irq_disable+0x3b/0x140
[  616.064121][T10832]  ? clear_bhb_loop+0x40/0x90
[  616.064141][T10832]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  616.064166][T10832] RIP: 0033:0x7fab673cea9a
[  616.064182][T10832] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  616.064196][T10832] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  616.064215][T10832] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  616.064231][T10832] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  616.064243][T10832] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  616.064254][T10832] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  616.064264][T10832] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  616.064291][T10832]  </TASK>
executing program
[  616.064327][T10832] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  616.374493][T10832] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  616.587403][T10836] loop4: detected capacity change from 0 to 32768
[  616.620302][T10836] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  616.657735][T10836] CPU: 1 UID: 0 PID: 10836 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  616.657761][T10836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  616.657771][T10836] Call Trace:
[  616.657779][T10836]  <TASK>
[  616.657786][T10836]  dump_stack_lvl+0xe8/0x150
[  616.657816][T10836]  sysfs_create_dir_ns+0x271/0x2a0
[  616.657842][T10836]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  616.657866][T10836]  ? do_raw_spin_unlock+0xf5/0x210
[  616.657890][T10836]  kobject_add_internal+0x62b/0xd00
[  616.657921][T10836]  kobject_init_and_add+0x12b/0x1a0
[  616.657949][T10836]  ? __pfx_kobject_init_and_add+0x10/0x10
[  616.657973][T10836]  ? __raw_spin_lock_init+0x45/0x100
[  616.657993][T10836]  ? __init_swait_queue_head+0xa9/0x150
[  616.658018][T10836]  gfs2_sys_fs_add+0x257/0x480
[  616.658037][T10836]  ? is_dynamic_key+0x1ac/0x1c0
[  616.658059][T10836]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  616.658086][T10836]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  616.658114][T10836]  gfs2_fill_super+0x13a7/0x21d0
[  616.658144][T10836]  ? __pfx_gfs2_fill_super+0x10/0x10
[  616.658164][T10836]  ? sb_set_blocksize+0x155/0x240
[  616.658188][T10836]  ? setup_bdev_super+0x4c1/0x5b0
[  616.658208][T10836]  get_tree_bdev_flags+0x431/0x4f0
[  616.658226][T10836]  ? __pfx_gfs2_fill_super+0x10/0x10
[  616.658241][T10836]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  616.658257][T10836]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  616.658284][T10836]  gfs2_get_tree+0x51/0x1e0
[  616.658303][T10836]  vfs_get_tree+0x92/0x2a0
[  616.658322][T10836]  do_new_mount+0x341/0xd30
[  616.658341][T10836]  ? apparmor_capable+0x126/0x170
[  616.658362][T10836]  ? __pfx_do_new_mount+0x10/0x10
[  616.658382][T10836]  ? ns_capable+0x89/0xe0
[  616.658413][T10836]  ? user_path_at+0xd4/0x160
[  616.658438][T10836]  __se_sys_mount+0x31d/0x420
[  616.658464][T10836]  ? __pfx___se_sys_mount+0x10/0x10
[  616.658490][T10836]  ? __x64_sys_mount+0x20/0xc0
[  616.658509][T10836]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  616.658527][T10836]  do_syscall_64+0x15f/0xf80
[  616.658546][T10836]  ? trace_irq_disable+0x3b/0x140
[  616.658565][T10836]  ? clear_bhb_loop+0x40/0x90
[  616.658585][T10836]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  616.658601][T10836] RIP: 0033:0x7fab673cea9a
[  616.658618][T10836] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  616.658631][T10836] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  616.658649][T10836] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  616.658662][T10836] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  616.658674][T10836] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  616.658685][T10836] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  616.658695][T10836] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  616.658722][T10836]  </TASK>
[  616.661477][T10836] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  616.945396][T10839] loop1: detected capacity change from 0 to 32768
executing program
[  617.133787][T10840] loop3: detected capacity change from 0 to 32768
[  617.154882][T10839] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  617.166862][T10843] loop2: detected capacity change from 0 to 32768
[  617.175574][T10836] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  617.184248][T10839] CPU: 1 UID: 0 PID: 10839 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  617.184273][T10839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  617.184283][T10839] Call Trace:
[  617.184291][T10839]  <TASK>
[  617.184299][T10839]  dump_stack_lvl+0xe8/0x150
[  617.184327][T10839]  sysfs_create_dir_ns+0x271/0x2a0
[  617.184354][T10839]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  617.184376][T10839]  ? do_raw_spin_unlock+0xf5/0x210
[  617.184400][T10839]  kobject_add_internal+0x62b/0xd00
[  617.184432][T10839]  kobject_init_and_add+0x12b/0x1a0
[  617.184460][T10839]  ? __pfx_kobject_init_and_add+0x10/0x10
[  617.184483][T10839]  ? __raw_spin_lock_init+0x45/0x100
[  617.184505][T10839]  ? __init_swait_queue_head+0xa9/0x150
[  617.184526][T10839]  gfs2_sys_fs_add+0x257/0x480
[  617.184545][T10839]  ? is_dynamic_key+0x1ac/0x1c0
[  617.184567][T10839]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  617.184594][T10839]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  617.184626][T10839]  gfs2_fill_super+0x13a7/0x21d0
[  617.184657][T10839]  ? __pfx_gfs2_fill_super+0x10/0x10
[  617.184679][T10839]  ? sb_set_blocksize+0x155/0x240
[  617.184703][T10839]  ? setup_bdev_super+0x4c1/0x5b0
[  617.184724][T10839]  get_tree_bdev_flags+0x431/0x4f0
[  617.184742][T10839]  ? __pfx_gfs2_fill_super+0x10/0x10
[  617.184756][T10839]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  617.184770][T10839]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  617.184797][T10839]  gfs2_get_tree+0x51/0x1e0
[  617.184817][T10839]  vfs_get_tree+0x92/0x2a0
[  617.184837][T10839]  do_new_mount+0x341/0xd30
[  617.184856][T10839]  ? apparmor_capable+0x126/0x170
[  617.184878][T10839]  ? __pfx_do_new_mount+0x10/0x10
[  617.184899][T10839]  ? ns_capable+0x89/0xe0
[  617.184931][T10839]  ? user_path_at+0xd4/0x160
[  617.184950][T10839]  __se_sys_mount+0x31d/0x420
[  617.184975][T10839]  ? __pfx___se_sys_mount+0x10/0x10
[  617.184998][T10839]  ? __x64_sys_mount+0x20/0xc0
[  617.185017][T10839]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  617.185034][T10839]  do_syscall_64+0x15f/0xf80
[  617.185052][T10839]  ? trace_irq_disable+0x3b/0x140
[  617.185071][T10839]  ? clear_bhb_loop+0x40/0x90
[  617.185089][T10839]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  617.185105][T10839] RIP: 0033:0x7fab673cea9a
[  617.185129][T10839] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  617.185143][T10839] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  617.185161][T10839] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  617.185173][T10839] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  617.185184][T10839] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  617.185196][T10839] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  617.185206][T10839] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  617.185233][T10839]  </TASK>
[  617.185415][T10839] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  617.489951][T10839] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  617.490141][T10843] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  617.509751][T10843] CPU: 0 UID: 0 PID: 10843 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  617.509774][T10843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  617.509784][T10843] Call Trace:
[  617.509791][T10843]  <TASK>
[  617.509799][T10843]  dump_stack_lvl+0xe8/0x150
[  617.509829][T10843]  sysfs_create_dir_ns+0x271/0x2a0
[  617.509854][T10843]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  617.509878][T10843]  ? do_raw_spin_unlock+0xf5/0x210
[  617.509902][T10843]  kobject_add_internal+0x62b/0xd00
[  617.509933][T10843]  kobject_init_and_add+0x12b/0x1a0
[  617.509964][T10843]  ? __pfx_kobject_init_and_add+0x10/0x10
[  617.509988][T10843]  ? __raw_spin_lock_init+0x45/0x100
[  617.510007][T10843]  ? __init_swait_queue_head+0xa9/0x150
[  617.510029][T10843]  gfs2_sys_fs_add+0x257/0x480
[  617.510048][T10843]  ? is_dynamic_key+0x1ac/0x1c0
[  617.510070][T10843]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  617.510098][T10843]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  617.510129][T10843]  gfs2_fill_super+0x13a7/0x21d0
[  617.510159][T10843]  ? __pfx_gfs2_fill_super+0x10/0x10
[  617.510180][T10843]  ? sb_set_blocksize+0x155/0x240
[  617.510205][T10843]  ? setup_bdev_super+0x4c1/0x5b0
[  617.510226][T10843]  get_tree_bdev_flags+0x431/0x4f0
[  617.510245][T10843]  ? __pfx_gfs2_fill_super+0x10/0x10
[  617.510268][T10843]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  617.510283][T10843]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  617.510310][T10843]  gfs2_get_tree+0x51/0x1e0
[  617.510330][T10843]  vfs_get_tree+0x92/0x2a0
[  617.510350][T10843]  do_new_mount+0x341/0xd30
[  617.510369][T10843]  ? apparmor_capable+0x126/0x170
[  617.510390][T10843]  ? __pfx_do_new_mount+0x10/0x10
[  617.510410][T10843]  ? ns_capable+0x89/0xe0
[  617.510442][T10843]  ? user_path_at+0xd4/0x160
[  617.510460][T10843]  __se_sys_mount+0x31d/0x420
[  617.510486][T10843]  ? __pfx___se_sys_mount+0x10/0x10
[  617.510512][T10843]  ? __x64_sys_mount+0x20/0xc0
[  617.510531][T10843]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  617.510550][T10843]  do_syscall_64+0x15f/0xf80
[  617.510570][T10843]  ? trace_irq_disable+0x3b/0x140
[  617.510589][T10843]  ? clear_bhb_loop+0x40/0x90
[  617.510609][T10843]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  617.510625][T10843] RIP: 0033:0x7fab673cea9a
[  617.510641][T10843] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  617.510654][T10843] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  617.510673][T10843] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  617.510685][T10843] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  617.510696][T10843] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  617.510707][T10843] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  617.510718][T10843] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  617.510745][T10843]  </TASK>
[  617.510780][T10843] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  617.841835][T10843] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  617.842672][T10840] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  617.901154][T10840] CPU: 0 UID: 0 PID: 10840 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  617.901179][T10840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  617.901189][T10840] Call Trace:
[  617.901196][T10840]  <TASK>
[  617.901204][T10840]  dump_stack_lvl+0xe8/0x150
[  617.901277][T10840]  sysfs_create_dir_ns+0x271/0x2a0
[  617.901303][T10840]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  617.901325][T10840]  ? do_raw_spin_unlock+0xf5/0x210
[  617.901347][T10840]  kobject_add_internal+0x62b/0xd00
[  617.901377][T10840]  kobject_init_and_add+0x12b/0x1a0
[  617.901403][T10840]  ? __pfx_kobject_init_and_add+0x10/0x10
[  617.901424][T10840]  ? __raw_spin_lock_init+0x45/0x100
[  617.901441][T10840]  ? __init_swait_queue_head+0xa9/0x150
[  617.901459][T10840]  gfs2_sys_fs_add+0x257/0x480
[  617.901475][T10840]  ? is_dynamic_key+0x1ac/0x1c0
[  617.901494][T10840]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  617.901518][T10840]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  617.901544][T10840]  gfs2_fill_super+0x13a7/0x21d0
[  617.901570][T10840]  ? __pfx_gfs2_fill_super+0x10/0x10
[  617.901588][T10840]  ? sb_set_blocksize+0x155/0x240
[  617.901609][T10840]  ? setup_bdev_super+0x4c1/0x5b0
[  617.901627][T10840]  get_tree_bdev_flags+0x431/0x4f0
[  617.901641][T10840]  ? __pfx_gfs2_fill_super+0x10/0x10
[  617.901653][T10840]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  617.901666][T10840]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  617.901688][T10840]  gfs2_get_tree+0x51/0x1e0
[  617.901705][T10840]  vfs_get_tree+0x92/0x2a0
[  617.901721][T10840]  do_new_mount+0x341/0xd30
[  617.901738][T10840]  ? apparmor_capable+0x126/0x170
[  617.901756][T10840]  ? __pfx_do_new_mount+0x10/0x10
[  617.901773][T10840]  ? ns_capable+0x89/0xe0
[  617.901800][T10840]  ? user_path_at+0xd4/0x160
[  617.901815][T10840]  __se_sys_mount+0x31d/0x420
[  617.901838][T10840]  ? __pfx___se_sys_mount+0x10/0x10
[  617.901860][T10840]  ? __x64_sys_mount+0x20/0xc0
[  617.901876][T10840]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  617.901891][T10840]  do_syscall_64+0x15f/0xf80
executing program
[  617.901909][T10840]  ? trace_irq_disable+0x3b/0x140
[  617.901925][T10840]  ? clear_bhb_loop+0x40/0x90
[  617.901942][T10840]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  617.901955][T10840] RIP: 0033:0x7fab673cea9a
[  617.901970][T10840] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  617.901982][T10840] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  617.901998][T10840] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  617.902008][T10840] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  617.902018][T10840] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  617.902027][T10840] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  617.902036][T10840] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  617.902059][T10840]  </TASK>
[  617.902082][T10840] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
executing program
executing program
[  618.425049][T10840] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[  619.016977][T10854] loop4: detected capacity change from 0 to 32768
[  619.050859][T10854] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  619.082929][T10854] CPU: 0 UID: 0 PID: 10854 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  619.082955][T10854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  619.082966][T10854] Call Trace:
[  619.082973][T10854]  <TASK>
[  619.082980][T10854]  dump_stack_lvl+0xe8/0x150
[  619.083008][T10854]  sysfs_create_dir_ns+0x271/0x2a0
[  619.083034][T10854]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  619.083057][T10854]  ? do_raw_spin_unlock+0xf5/0x210
[  619.083081][T10854]  kobject_add_internal+0x62b/0xd00
[  619.083112][T10854]  kobject_init_and_add+0x12b/0x1a0
[  619.083139][T10854]  ? __pfx_kobject_init_and_add+0x10/0x10
[  619.083163][T10854]  ? __raw_spin_lock_init+0x45/0x100
[  619.083183][T10854]  ? __init_swait_queue_head+0xa9/0x150
[  619.083205][T10854]  gfs2_sys_fs_add+0x257/0x480
[  619.083225][T10854]  ? is_dynamic_key+0x1ac/0x1c0
[  619.083247][T10854]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  619.083276][T10854]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  619.083307][T10854]  gfs2_fill_super+0x13a7/0x21d0
[  619.083338][T10854]  ? __pfx_gfs2_fill_super+0x10/0x10
[  619.083362][T10854]  ? sb_set_blocksize+0x155/0x240
[  619.083388][T10854]  ? setup_bdev_super+0x4c1/0x5b0
[  619.083409][T10854]  get_tree_bdev_flags+0x431/0x4f0
[  619.083428][T10854]  ? __pfx_gfs2_fill_super+0x10/0x10
[  619.083443][T10854]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  619.083458][T10854]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  619.083484][T10854]  gfs2_get_tree+0x51/0x1e0
[  619.083503][T10854]  vfs_get_tree+0x92/0x2a0
[  619.083523][T10854]  do_new_mount+0x341/0xd30
[  619.083543][T10854]  ? apparmor_capable+0x126/0x170
[  619.083564][T10854]  ? __pfx_do_new_mount+0x10/0x10
[  619.083584][T10854]  ? ns_capable+0x89/0xe0
[  619.083614][T10854]  ? user_path_at+0xd4/0x160
[  619.083632][T10854]  __se_sys_mount+0x31d/0x420
[  619.083659][T10854]  ? __pfx___se_sys_mount+0x10/0x10
[  619.083685][T10854]  ? __x64_sys_mount+0x20/0xc0
[  619.083704][T10854]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  619.083722][T10854]  do_syscall_64+0x15f/0xf80
[  619.083740][T10854]  ? trace_irq_disable+0x3b/0x140
[  619.083760][T10854]  ? clear_bhb_loop+0x40/0x90
[  619.083779][T10854]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  619.083795][T10854] RIP: 0033:0x7fab673cea9a
[  619.083811][T10854] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  619.083824][T10854] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  619.083842][T10854] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  619.083855][T10854] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  619.083866][T10854] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  619.083884][T10854] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  619.083895][T10854] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  619.083922][T10854]  </TASK>
[  619.169170][T10854] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  619.270320][T10856] loop2: detected capacity change from 0 to 32768
[  619.473838][T10854] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  619.503822][T10855] loop1: detected capacity change from 0 to 32768
executing program
executing program
[  619.544639][T10855] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  619.553820][T10855] CPU: 0 UID: 0 PID: 10855 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  619.553846][T10855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  619.553857][T10855] Call Trace:
[  619.553864][T10855]  <TASK>
[  619.553872][T10855]  dump_stack_lvl+0xe8/0x150
[  619.553899][T10855]  sysfs_create_dir_ns+0x271/0x2a0
[  619.553925][T10855]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  619.553949][T10855]  ? do_raw_spin_unlock+0xf5/0x210
[  619.553972][T10855]  kobject_add_internal+0x62b/0xd00
[  619.554004][T10855]  kobject_init_and_add+0x12b/0x1a0
[  619.554031][T10855]  ? __pfx_kobject_init_and_add+0x10/0x10
[  619.554054][T10855]  ? __raw_spin_lock_init+0x45/0x100
[  619.554086][T10855]  ? __init_swait_queue_head+0xa9/0x150
[  619.554106][T10855]  gfs2_sys_fs_add+0x257/0x480
[  619.554125][T10855]  ? is_dynamic_key+0x1ac/0x1c0
[  619.554147][T10855]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  619.554175][T10855]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  619.554206][T10855]  gfs2_fill_super+0x13a7/0x21d0
[  619.554235][T10855]  ? __pfx_gfs2_fill_super+0x10/0x10
[  619.554253][T10855]  ? sb_set_blocksize+0x155/0x240
[  619.554277][T10855]  ? setup_bdev_super+0x4c1/0x5b0
[  619.554298][T10855]  get_tree_bdev_flags+0x431/0x4f0
[  619.554316][T10855]  ? __pfx_gfs2_fill_super+0x10/0x10
[  619.554329][T10855]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  619.554342][T10855]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  619.554369][T10855]  gfs2_get_tree+0x51/0x1e0
[  619.554387][T10855]  vfs_get_tree+0x92/0x2a0
[  619.554406][T10855]  do_new_mount+0x341/0xd30
[  619.554425][T10855]  ? apparmor_capable+0x126/0x170
[  619.554442][T10855]  ? __pfx_do_new_mount+0x10/0x10
[  619.554469][T10855]  ? ns_capable+0x89/0xe0
[  619.554494][T10855]  ? user_path_at+0xd4/0x160
[  619.554508][T10855]  __se_sys_mount+0x31d/0x420
[  619.554528][T10855]  ? __pfx___se_sys_mount+0x10/0x10
[  619.554548][T10855]  ? __x64_sys_mount+0x20/0xc0
[  619.554564][T10855]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  619.554577][T10855]  do_syscall_64+0x15f/0xf80
[  619.554593][T10855]  ? trace_irq_disable+0x3b/0x140
[  619.554609][T10855]  ? clear_bhb_loop+0x40/0x90
[  619.554624][T10855]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  619.554636][T10855] RIP: 0033:0x7fab673cea9a
[  619.554649][T10855] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  619.554660][T10855] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  619.554675][T10855] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  619.554684][T10855] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  619.554693][T10855] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  619.554701][T10855] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  619.554709][T10855] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  619.554729][T10855]  </TASK>
[  619.554766][T10855] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  619.915169][T10857] loop3: detected capacity change from 0 to 32768
[  619.973553][T10855] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  619.983424][T10856] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  619.991298][T10856] CPU: 0 UID: 0 PID: 10856 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  619.991320][T10856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  619.991330][T10856] Call Trace:
[  619.991338][T10856]  <TASK>
[  619.991344][T10856]  dump_stack_lvl+0xe8/0x150
[  619.991372][T10856]  sysfs_create_dir_ns+0x271/0x2a0
[  619.991396][T10856]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  619.991416][T10856]  ? do_raw_spin_unlock+0xf5/0x210
[  619.991437][T10856]  kobject_add_internal+0x62b/0xd00
[  619.991466][T10856]  kobject_init_and_add+0x12b/0x1a0
[  619.991561][T10856]  ? __pfx_kobject_init_and_add+0x10/0x10
[  619.991585][T10856]  ? __raw_spin_lock_init+0x45/0x100
[  619.991606][T10856]  ? __init_swait_queue_head+0xa9/0x150
[  619.991626][T10856]  gfs2_sys_fs_add+0x257/0x480
[  619.991643][T10856]  ? is_dynamic_key+0x1ac/0x1c0
[  619.991665][T10856]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  619.991692][T10856]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  619.991725][T10856]  gfs2_fill_super+0x13a7/0x21d0
[  619.991757][T10856]  ? __pfx_gfs2_fill_super+0x10/0x10
[  619.991777][T10856]  ? sb_set_blocksize+0x155/0x240
[  619.991802][T10856]  ? setup_bdev_super+0x4c1/0x5b0
[  619.991822][T10856]  get_tree_bdev_flags+0x431/0x4f0
[  619.991839][T10856]  ? __pfx_gfs2_fill_super+0x10/0x10
[  619.991854][T10856]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  619.991904][T10856]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  619.991928][T10856]  gfs2_get_tree+0x51/0x1e0
[  619.991945][T10856]  vfs_get_tree+0x92/0x2a0
[  619.991963][T10856]  do_new_mount+0x341/0xd30
[  619.991982][T10856]  ? apparmor_capable+0x126/0x170
[  619.992002][T10856]  ? __pfx_do_new_mount+0x10/0x10
[  619.992022][T10856]  ? ns_capable+0x89/0xe0
[  619.992051][T10856]  ? user_path_at+0xd4/0x160
[  619.992069][T10856]  __se_sys_mount+0x31d/0x420
[  619.992095][T10856]  ? __pfx___se_sys_mount+0x10/0x10
[  619.992120][T10856]  ? __x64_sys_mount+0x20/0xc0
[  619.992139][T10856]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  619.992156][T10856]  do_syscall_64+0x15f/0xf80
[  619.992177][T10856]  ? trace_irq_disable+0x3b/0x140
[  619.992196][T10856]  ? clear_bhb_loop+0x40/0x90
[  619.992216][T10856]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  619.992232][T10856] RIP: 0033:0x7fab673cea9a
[  619.992249][T10856] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  619.992262][T10856] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  619.992281][T10856] RAX: ffffffffffffffda RBX: 00007fff8d026260 RCX: 00007fab673cea9a
[  619.992295][T10856] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff8d026260
[  619.992306][T10856] RBP: 0000200000012500 R08: 00007fff8d0262a0 R09: 0000000000000000
[  619.992321][T10856] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000124c0
[  619.992331][T10856] R13: 00007fff8d0262a0 R14: 0000000000000003 R15: 0000000000000000
[  619.992358][T10856]  </TASK>
[  619.992396][T10856] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  620.234704][T10857] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  620.242441][T10856] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  620.294229][T10857] CPU: 1 UID: 0 PID: 10857 Comm: syz-executor362 Not tainted syzkaller #0 PREEMPT(full) 
[  620.294256][T10857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  620.294267][T10857] Call Trace:
[  620.294274][T10857]  <TASK>
[  620.294281][T10857]  dump_stack_lvl+0xe8/0x150
[  620.294310][T10857]  sysfs_create_dir_ns+0x271/0x2a0
[  620.294335][T10857]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  620.294359][T10857]  ? do_raw_spin_unlock+0xf5/0x210
[  620.294381][T10857]  kobject_add_internal+0x62b/0xd00
[  620.294411][T10857]  kobject_init_and_add+0x12b/0x1a0
[  620.294438][T10857]  ? __pfx_kobject_init_and_add+0x10/0x10
[  620.294461][T10857]  ? __raw_spin_lock_init+0x45/0x100
[  620.294479][T10857]  ? __init_swait_queue_head+0xa9/0x150
[  620.294500][T10857]  gfs2_sys_fs_add+0x257/0x480
[  620.294519][T10857]  ? is_dynamic_key+0x1ac/0x1c0
[  620.294540][T10857]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  620.294567][T10857]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  620.294596][T10857]  gfs2_fill_super+0x13a7/0x21d0
[  620.294626][T10857]  ? __pfx_gfs2_fill_super+0x10/0x10
[  620.294646][T10857]  ? sb_set_blocksize+0x155/0x240
[  620.294670][T10857]  ? setup_bdev_super+0x4c1/0x5b0
[  620.294690][T10857]  get_tree_bdev_flags+0x431/0x4f0
[  620.294707][T10857]  ? __pfx_gfs2_fill_super+0x10/0x10
[  620.294722][T10857]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  620.294737][T10857]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  620.294763][T10857]  gfs2_get_tree+0x51/0x1e0
[  620.294781][T10857]  vfs_get_tree+0x92/0x2a0
[  620.294800][T10857]  do_new_mount+0x341/0xd30
[  620.294818][T10857]  ? apparmor_capable+0x126/0x170
[  620.294839][T10857]  ? __pfx_do_new_mount+0x10/0x10
[  620.294858][T10857]  ? ns_capable+0x89/0xe0
[  620.294888][T10857]  ? user_path_at+0xd4/0x160
[  620.294905][T10857]  __se_sys_mount+0x31d/0x420
[  620.294930][T10857]  ? __pfx___se_sys_mount+0x10/0x10
[  620.294955][T10857]  ? __x64_sys_mount+0x20/0xc0
[  620.294974][T10857]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  620.294992][T10857]  do_syscall_64+0x15f/0xf80
[  620.295015][T10857]  ? trace_irq_disable+0x3b/0x140
[  620.295034][T10857]  ? clear_bhb_loop+0x40/0x90
[  620.295053][T10857]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  620.295068][T10857] RIP: 0033:0x7fab673cea9a
[  620.295084][T10857] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 f4 2f 0a 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48
[  620.295098][T10857] RSP: 002b:00007fff8d026248 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5