]  ? sb_set_blocksize+0x104/0x180
[  301.237739][ T6589]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.237766][ T6589]  ? setup_bdev_super+0x4c1/0x5b0
[  301.237804][ T6589]  get_tree_bdev_flags+0x40e/0x4d0
[  301.237839][ T6589]  ? __pfx_gfs2_fill_super+0x10/0x10
[  301.237874][ T6589]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  301.237913][ T6589]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.237949][ T6589]  gfs2_get_tree+0x51/0x1e0
[  301.237988][ T6589]  vfs_get_tree+0x92/0x2b0
[  301.238025][ T6589]  do_new_mount+0x2a2/0x9e0
[  301.238066][ T6589]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.238094][ T6589]  ? ns_capable+0x8a/0xf0
[  301.238117][ T6589]  ? __pfx_do_new_mount+0x10/0x10
[  301.238153][ T6589]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.238181][ T6589]  ? path_mount+0x61c/0xfe0
[  301.238215][ T6589]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.238257][ T6589]  __se_sys_mount+0x317/0x410
[  301.238302][ T6589]  ? __pfx___se_sys_mount+0x10/0x10
[  301.238338][ T6589]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.238374][ T6589]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.238402][ T6589]  ? __x64_sys_mount+0x20/0xc0
[  301.238442][ T6589]  do_syscall_64+0xfa/0x3b0
[  301.238475][ T6589]  ? lockdep_hardirqs_on+0x9c/0x150
[  301.238500][ T6589]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  301.238523][ T6589]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.238551][ T6589]  ? exc_page_fault+0x9f/0xf0
[  301.238577][ T6589]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  301.238602][ T6589] RIP: 0033:0x7feec919034a
[  301.238624][ T6589] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  301.238645][ T6589] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.238671][ T6589] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  301.238690][ T6589] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  301.238708][ T6589] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  301.238726][ T6589] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  301.238748][ T6589] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  301.238785][ T6589]  </TASK>
[  301.238885][ T6589] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  301.627892][ T6589] gfs2: fsid=](_: error -17 adding sysfs files
2025/09/14 04:38:39 executed programs: 130
[  302.075782][ T6593] loop1: detected capacity change from 0 to 32768
[  302.100349][ T6593] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  302.107504][ T6593] CPU: 1 UID: 0 PID: 6593 Comm: syz.1.145 Not tainted syzkaller #0 PREEMPT(full) 
[  302.107534][ T6593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  302.107550][ T6593] Call Trace:
[  302.107560][ T6593]  <TASK>
[  302.107571][ T6593]  dump_stack_lvl+0x189/0x250
[  302.107611][ T6593]  ? __pfx_dump_stack_lvl+0x10/0x10
[  302.107643][ T6593]  ? __pfx__printk+0x10/0x10
[  302.107690][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.107727][ T6593]  ? kernfs_path_from_node+0x250/0x290
[  302.107756][ T6593]  ? kernfs_path_from_node+0x2f/0x290
[  302.107789][ T6593]  sysfs_create_dir_ns+0x259/0x280
[  302.107822][ T6593]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  302.107852][ T6593]  ? do_raw_spin_unlock+0x122/0x240
[  302.107890][ T6593]  kobject_add_internal+0x59f/0xb40
[  302.107932][ T6593]  kobject_init_and_add+0x125/0x190
[  302.107968][ T6593]  ? __pfx_kobject_init_and_add+0x10/0x10
[  302.107998][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.108026][ T6593]  ? __raw_spin_lock_init+0x45/0x100
[  302.108060][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.108088][ T6593]  ? __init_swait_queue_head+0xa9/0x150
[  302.108123][ T6593]  gfs2_sys_fs_add+0x234/0x450
[  302.108155][ T6593]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  302.108191][ T6593]  ? is_dynamic_key+0xd6/0x1c0
[  302.108227][ T6593]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  302.108277][ T6593]  gfs2_fill_super+0x13c0/0x20d0
[  302.108334][ T6593]  ? __pfx_gfs2_fill_super+0x10/0x10
[  302.108367][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.108403][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.108431][ T6593]  ? sb_set_blocksize+0x104/0x180
[  302.108504][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.108532][ T6593]  ? setup_bdev_super+0x4c1/0x5b0
[  302.108572][ T6593]  get_tree_bdev_flags+0x40e/0x4d0
[  302.108607][ T6593]  ? __pfx_gfs2_fill_super+0x10/0x10
[  302.108643][ T6593]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  302.108682][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.108728][ T6593]  gfs2_get_tree+0x51/0x1e0
[  302.108768][ T6593]  vfs_get_tree+0x92/0x2b0
[  302.108806][ T6593]  do_new_mount+0x2a2/0x9e0
[  302.108847][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.108875][ T6593]  ? ns_capable+0x8a/0xf0
[  302.108900][ T6593]  ? __pfx_do_new_mount+0x10/0x10
[  302.108937][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.108965][ T6593]  ? path_mount+0x61c/0xfe0
[  302.109000][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.109044][ T6593]  __se_sys_mount+0x317/0x410
[  302.109090][ T6593]  ? __pfx___se_sys_mount+0x10/0x10
[  302.109128][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.109165][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.109193][ T6593]  ? __x64_sys_mount+0x20/0xc0
[  302.109235][ T6593]  do_syscall_64+0xfa/0x3b0
[  302.109262][ T6593]  ? lockdep_hardirqs_on+0x9c/0x150
[  302.109286][ T6593]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  302.109311][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.109339][ T6593]  ? exc_page_fault+0x9f/0xf0
[  302.109366][ T6593]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  302.109391][ T6593] RIP: 0033:0x7feec919034a
[  302.109413][ T6593] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.109435][ T6593] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.109461][ T6593] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  302.109479][ T6593] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  302.109498][ T6593] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  302.109516][ T6593] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  302.109533][ T6593] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  302.109572][ T6593]  </TASK>
[  302.109677][ T6593] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  302.494497][ T6593] gfs2: fsid=](_: error -17 adding sysfs files
[  302.947530][ T6597] loop1: detected capacity change from 0 to 32768
[  302.973159][ T6597] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  302.980420][ T6597] CPU: 0 UID: 0 PID: 6597 Comm: syz.1.146 Not tainted syzkaller #0 PREEMPT(full) 
[  302.980451][ T6597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  302.980467][ T6597] Call Trace:
[  302.980477][ T6597]  <TASK>
[  302.980489][ T6597]  dump_stack_lvl+0x189/0x250
[  302.980529][ T6597]  ? __pfx_dump_stack_lvl+0x10/0x10
[  302.980561][ T6597]  ? __pfx__printk+0x10/0x10
[  302.980602][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.980632][ T6597]  ? kernfs_path_from_node+0x250/0x290
[  302.980660][ T6597]  ? kernfs_path_from_node+0x2f/0x290
[  302.980693][ T6597]  sysfs_create_dir_ns+0x259/0x280
[  302.980731][ T6597]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  302.980761][ T6597]  ? do_raw_spin_unlock+0x122/0x240
[  302.980800][ T6597]  kobject_add_internal+0x59f/0xb40
[  302.980846][ T6597]  kobject_init_and_add+0x125/0x190
[  302.980883][ T6597]  ? __pfx_kobject_init_and_add+0x10/0x10
[  302.980914][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.980946][ T6597]  ? __raw_spin_lock_init+0x45/0x100
[  302.980979][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.981007][ T6597]  ? __init_swait_queue_head+0xa9/0x150
[  302.981043][ T6597]  gfs2_sys_fs_add+0x234/0x450
[  302.981075][ T6597]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  302.981110][ T6597]  ? is_dynamic_key+0xd6/0x1c0
[  302.981147][ T6597]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  302.981197][ T6597]  gfs2_fill_super+0x13c0/0x20d0
[  302.981253][ T6597]  ? __pfx_gfs2_fill_super+0x10/0x10
[  302.981285][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.981320][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.981348][ T6597]  ? sb_set_blocksize+0x104/0x180
[  302.981390][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.981418][ T6597]  ? setup_bdev_super+0x4c1/0x5b0
[  302.981458][ T6597]  get_tree_bdev_flags+0x40e/0x4d0
[  302.981494][ T6597]  ? __pfx_gfs2_fill_super+0x10/0x10
[  302.981531][ T6597]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  302.981570][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.981608][ T6597]  gfs2_get_tree+0x51/0x1e0
[  302.981647][ T6597]  vfs_get_tree+0x92/0x2b0
[  302.981686][ T6597]  do_new_mount+0x2a2/0x9e0
[  302.981737][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.981765][ T6597]  ? ns_capable+0x8a/0xf0
[  302.981790][ T6597]  ? __pfx_do_new_mount+0x10/0x10
[  302.981827][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.981856][ T6597]  ? path_mount+0x61c/0xfe0
[  302.981891][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.981933][ T6597]  __se_sys_mount+0x317/0x410
[  302.981979][ T6597]  ? __pfx___se_sys_mount+0x10/0x10
[  302.982015][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.982052][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.982081][ T6597]  ? __x64_sys_mount+0x20/0xc0
[  302.982123][ T6597]  do_syscall_64+0xfa/0x3b0
[  302.982149][ T6597]  ? lockdep_hardirqs_on+0x9c/0x150
[  302.982174][ T6597]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  302.982198][ T6597]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.982226][ T6597]  ? exc_page_fault+0x9f/0xf0
[  302.982254][ T6597]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  302.982279][ T6597] RIP: 0033:0x7feec919034a
[  302.982300][ T6597] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  302.982323][ T6597] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.982348][ T6597] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  302.982368][ T6597] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  302.982386][ T6597] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  302.982404][ T6597] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  302.982422][ T6597] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  302.982460][ T6597]  </TASK>
[  302.982570][ T6597] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  303.369536][ T6597] gfs2: fsid=](_: error -17 adding sysfs files
[  303.812936][ T6601] loop1: detected capacity change from 0 to 32768
[  303.823364][ T6601] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  303.840809][ T6601] CPU: 0 UID: 0 PID: 6601 Comm: syz.1.147 Not tainted syzkaller #0 PREEMPT(full) 
[  303.840843][ T6601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  303.840859][ T6601] Call Trace:
[  303.840869][ T6601]  <TASK>
[  303.840880][ T6601]  dump_stack_lvl+0x189/0x250
[  303.840920][ T6601]  ? __pfx_dump_stack_lvl+0x10/0x10
[  303.840952][ T6601]  ? __pfx__printk+0x10/0x10
[  303.840994][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.841023][ T6601]  ? kernfs_path_from_node+0x250/0x290
[  303.841051][ T6601]  ? kernfs_path_from_node+0x2f/0x290
[  303.841084][ T6601]  sysfs_create_dir_ns+0x259/0x280
[  303.841115][ T6601]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  303.841146][ T6601]  ? do_raw_spin_unlock+0x122/0x240
[  303.841184][ T6601]  kobject_add_internal+0x59f/0xb40
[  303.841225][ T6601]  kobject_init_and_add+0x125/0x190
[  303.841262][ T6601]  ? __pfx_kobject_init_and_add+0x10/0x10
[  303.841295][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.841324][ T6601]  ? __raw_spin_lock_init+0x45/0x100
[  303.841357][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.841386][ T6601]  ? __init_swait_queue_head+0xa9/0x150
[  303.841421][ T6601]  gfs2_sys_fs_add+0x234/0x450
[  303.841454][ T6601]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  303.841488][ T6601]  ? is_dynamic_key+0xd6/0x1c0
[  303.841525][ T6601]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  303.841577][ T6601]  gfs2_fill_super+0x13c0/0x20d0
[  303.841632][ T6601]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.841665][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.841700][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.841737][ T6601]  ? sb_set_blocksize+0x104/0x180
[  303.841779][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.841807][ T6601]  ? setup_bdev_super+0x4c1/0x5b0
[  303.841847][ T6601]  get_tree_bdev_flags+0x40e/0x4d0
[  303.841883][ T6601]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.841920][ T6601]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  303.841960][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.841998][ T6601]  gfs2_get_tree+0x51/0x1e0
[  303.842037][ T6601]  vfs_get_tree+0x92/0x2b0
[  303.842075][ T6601]  do_new_mount+0x2a2/0x9e0
[  303.842118][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.842146][ T6601]  ? ns_capable+0x8a/0xf0
[  303.842171][ T6601]  ? __pfx_do_new_mount+0x10/0x10
[  303.842208][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.842237][ T6601]  ? path_mount+0x61c/0xfe0
[  303.842272][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.842314][ T6601]  __se_sys_mount+0x317/0x410
[  303.842361][ T6601]  ? __pfx___se_sys_mount+0x10/0x10
[  303.842397][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.842434][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.842462][ T6601]  ? __x64_sys_mount+0x20/0xc0
[  303.842505][ T6601]  do_syscall_64+0xfa/0x3b0
[  303.842533][ T6601]  ? lockdep_hardirqs_on+0x9c/0x150
[  303.842558][ T6601]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.842582][ T6601]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.842611][ T6601]  ? exc_page_fault+0x9f/0xf0
[  303.842637][ T6601]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.842662][ T6601] RIP: 0033:0x7feec919034a
[  303.842685][ T6601] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  303.842707][ T6601] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.842746][ T6601] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  303.842766][ T6601] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  303.842784][ T6601] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  303.842802][ T6601] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  303.842820][ T6601] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  303.842858][ T6601]  </TASK>
[  303.842904][ T6601] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  304.230178][ T6601] gfs2: fsid=](_: error -17 adding sysfs files
[  304.690365][ T6605] loop1: detected capacity change from 0 to 32768
[  304.711052][ T6605] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  304.718428][ T6605] CPU: 1 UID: 0 PID: 6605 Comm: syz.1.148 Not tainted syzkaller #0 PREEMPT(full) 
[  304.718458][ T6605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  304.718481][ T6605] Call Trace:
[  304.718498][ T6605]  <TASK>
[  304.718509][ T6605]  dump_stack_lvl+0x189/0x250
[  304.718547][ T6605]  ? __pfx_dump_stack_lvl+0x10/0x10
[  304.718577][ T6605]  ? __pfx__printk+0x10/0x10
[  304.718619][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.718647][ T6605]  ? kernfs_path_from_node+0x250/0x290
[  304.718674][ T6605]  ? kernfs_path_from_node+0x2f/0x290
[  304.718707][ T6605]  sysfs_create_dir_ns+0x259/0x280
[  304.718737][ T6605]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  304.718766][ T6605]  ? do_raw_spin_unlock+0x122/0x240
[  304.718803][ T6605]  kobject_add_internal+0x59f/0xb40
[  304.718843][ T6605]  kobject_init_and_add+0x125/0x190
[  304.718878][ T6605]  ? __pfx_kobject_init_and_add+0x10/0x10
[  304.718907][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.718934][ T6605]  ? __raw_spin_lock_init+0x45/0x100
[  304.718966][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.718994][ T6605]  ? __init_swait_queue_head+0xa9/0x150
[  304.719028][ T6605]  gfs2_sys_fs_add+0x234/0x450
[  304.719060][ T6605]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  304.719095][ T6605]  ? is_dynamic_key+0xd6/0x1c0
[  304.719130][ T6605]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  304.719181][ T6605]  gfs2_fill_super+0x13c0/0x20d0
[  304.719233][ T6605]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.719265][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.719298][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.719326][ T6605]  ? sb_set_blocksize+0x104/0x180
[  304.719367][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.719395][ T6605]  ? setup_bdev_super+0x4c1/0x5b0
[  304.719434][ T6605]  get_tree_bdev_flags+0x40e/0x4d0
[  304.719468][ T6605]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.719511][ T6605]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  304.719550][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.719587][ T6605]  gfs2_get_tree+0x51/0x1e0
[  304.719625][ T6605]  vfs_get_tree+0x92/0x2b0
[  304.719663][ T6605]  do_new_mount+0x2a2/0x9e0
[  304.719704][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.719731][ T6605]  ? ns_capable+0x8a/0xf0
[  304.719756][ T6605]  ? __pfx_do_new_mount+0x10/0x10
[  304.719791][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.719819][ T6605]  ? path_mount+0x61c/0xfe0
[  304.719853][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.719895][ T6605]  __se_sys_mount+0x317/0x410
[  304.719941][ T6605]  ? __pfx___se_sys_mount+0x10/0x10
[  304.719977][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.720013][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.720041][ T6605]  ? __x64_sys_mount+0x20/0xc0
[  304.720082][ T6605]  do_syscall_64+0xfa/0x3b0
[  304.720108][ T6605]  ? lockdep_hardirqs_on+0x9c/0x150
[  304.720133][ T6605]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.720157][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.720184][ T6605]  ? exc_page_fault+0x9f/0xf0
[  304.720211][ T6605]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.720235][ T6605] RIP: 0033:0x7feec919034a
[  304.720256][ T6605] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  304.720278][ T6605] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.720304][ T6605] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  304.720323][ T6605] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  304.720342][ T6605] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  304.720359][ T6605] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  304.720376][ T6605] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  304.720414][ T6605]  </TASK>
[  304.720442][ T6605] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  305.105703][ T6605] gfs2: fsid=](_: error -17 adding sysfs files
[  305.548393][ T6609] loop1: detected capacity change from 0 to 32768
[  305.574563][ T6609] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  305.582254][ T6609] CPU: 1 UID: 0 PID: 6609 Comm: syz.1.149 Not tainted syzkaller #0 PREEMPT(full) 
[  305.582285][ T6609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  305.582301][ T6609] Call Trace:
[  305.582311][ T6609]  <TASK>
[  305.582322][ T6609]  dump_stack_lvl+0x189/0x250
[  305.582362][ T6609]  ? __pfx_dump_stack_lvl+0x10/0x10
[  305.582394][ T6609]  ? __pfx__printk+0x10/0x10
[  305.582436][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.582466][ T6609]  ? kernfs_path_from_node+0x250/0x290
[  305.582507][ T6609]  ? kernfs_path_from_node+0x2f/0x290
[  305.582540][ T6609]  sysfs_create_dir_ns+0x259/0x280
[  305.582571][ T6609]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  305.582601][ T6609]  ? do_raw_spin_unlock+0x122/0x240
[  305.582639][ T6609]  kobject_add_internal+0x59f/0xb40
[  305.582680][ T6609]  kobject_init_and_add+0x125/0x190
[  305.582715][ T6609]  ? __pfx_kobject_init_and_add+0x10/0x10
[  305.582744][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.582773][ T6609]  ? __raw_spin_lock_init+0x45/0x100
[  305.582805][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.582833][ T6609]  ? __init_swait_queue_head+0xa9/0x150
[  305.582868][ T6609]  gfs2_sys_fs_add+0x234/0x450
[  305.582901][ T6609]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  305.582936][ T6609]  ? is_dynamic_key+0xd6/0x1c0
[  305.582972][ T6609]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  305.583024][ T6609]  gfs2_fill_super+0x13c0/0x20d0
[  305.583079][ T6609]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.583113][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583147][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583176][ T6609]  ? sb_set_blocksize+0x104/0x180
[  305.583217][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583245][ T6609]  ? setup_bdev_super+0x4c1/0x5b0
[  305.583285][ T6609]  get_tree_bdev_flags+0x40e/0x4d0
[  305.583320][ T6609]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.583355][ T6609]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  305.583393][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583430][ T6609]  gfs2_get_tree+0x51/0x1e0
[  305.583469][ T6609]  vfs_get_tree+0x92/0x2b0
[  305.583516][ T6609]  do_new_mount+0x2a2/0x9e0
[  305.583558][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583585][ T6609]  ? ns_capable+0x8a/0xf0
[  305.583610][ T6609]  ? __pfx_do_new_mount+0x10/0x10
[  305.583646][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583674][ T6609]  ? path_mount+0x61c/0xfe0
[  305.583709][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583750][ T6609]  __se_sys_mount+0x317/0x410
[  305.583796][ T6609]  ? __pfx___se_sys_mount+0x10/0x10
[  305.583832][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583868][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.583896][ T6609]  ? __x64_sys_mount+0x20/0xc0
[  305.583938][ T6609]  do_syscall_64+0xfa/0x3b0
[  305.583965][ T6609]  ? lockdep_hardirqs_on+0x9c/0x150
[  305.583990][ T6609]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.584014][ T6609]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.584041][ T6609]  ? exc_page_fault+0x9f/0xf0
[  305.584069][ T6609]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.584093][ T6609] RIP: 0033:0x7feec919034a
[  305.584115][ T6609] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  305.584137][ T6609] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  305.584163][ T6609] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  305.584182][ T6609] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  305.584200][ T6609] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  305.584218][ T6609] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  305.584235][ T6609] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  305.584273][ T6609]  </TASK>
[  305.584302][ T6609] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  305.969793][ T6609] gfs2: fsid=](_: error -17 adding sysfs files
[  306.418796][ T6613] loop1: detected capacity change from 0 to 32768
[  306.446643][ T6613] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  306.453923][ T6613] CPU: 1 UID: 0 PID: 6613 Comm: syz.1.150 Not tainted syzkaller #0 PREEMPT(full) 
[  306.453953][ T6613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  306.453969][ T6613] Call Trace:
[  306.453980][ T6613]  <TASK>
[  306.453990][ T6613]  dump_stack_lvl+0x189/0x250
[  306.454030][ T6613]  ? __pfx_dump_stack_lvl+0x10/0x10
[  306.454062][ T6613]  ? __pfx__printk+0x10/0x10
[  306.454103][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.454132][ T6613]  ? kernfs_path_from_node+0x250/0x290
[  306.454159][ T6613]  ? kernfs_path_from_node+0x2f/0x290
[  306.454192][ T6613]  sysfs_create_dir_ns+0x259/0x280
[  306.454223][ T6613]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  306.454253][ T6613]  ? do_raw_spin_unlock+0x122/0x240
[  306.454291][ T6613]  kobject_add_internal+0x59f/0xb40
[  306.454331][ T6613]  kobject_init_and_add+0x125/0x190
[  306.454371][ T6613]  ? __pfx_kobject_init_and_add+0x10/0x10
[  306.454401][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.454429][ T6613]  ? __raw_spin_lock_init+0x45/0x100
[  306.454461][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.454500][ T6613]  ? __init_swait_queue_head+0xa9/0x150
[  306.454535][ T6613]  gfs2_sys_fs_add+0x234/0x450
[  306.454567][ T6613]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  306.454603][ T6613]  ? is_dynamic_key+0xd6/0x1c0
[  306.454640][ T6613]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  306.454691][ T6613]  gfs2_fill_super+0x13c0/0x20d0
[  306.454750][ T6613]  ? __pfx_gfs2_fill_super+0x10/0x10
[  306.454783][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.454818][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.454847][ T6613]  ? sb_set_blocksize+0x104/0x180
[  306.454889][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.454917][ T6613]  ? setup_bdev_super+0x4c1/0x5b0
[  306.454955][ T6613]  get_tree_bdev_flags+0x40e/0x4d0
[  306.454990][ T6613]  ? __pfx_gfs2_fill_super+0x10/0x10
[  306.455026][ T6613]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  306.455064][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.455102][ T6613]  gfs2_get_tree+0x51/0x1e0
[  306.455141][ T6613]  vfs_get_tree+0x92/0x2b0
[  306.455180][ T6613]  do_new_mount+0x2a2/0x9e0
[  306.455222][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.455250][ T6613]  ? ns_capable+0x8a/0xf0
[  306.455275][ T6613]  ? __pfx_do_new_mount+0x10/0x10
[  306.455312][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.455340][ T6613]  ? path_mount+0x61c/0xfe0
[  306.455375][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.455418][ T6613]  __se_sys_mount+0x317/0x410
[  306.455462][ T6613]  ? __pfx___se_sys_mount+0x10/0x10
[  306.455509][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.455546][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.455574][ T6613]  ? __x64_sys_mount+0x20/0xc0
[  306.455615][ T6613]  do_syscall_64+0xfa/0x3b0
[  306.455641][ T6613]  ? lockdep_hardirqs_on+0x9c/0x150
[  306.455665][ T6613]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.455689][ T6613]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.455717][ T6613]  ? exc_page_fault+0x9f/0xf0
[  306.455744][ T6613]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.455769][ T6613] RIP: 0033:0x7feec919034a
[  306.455792][ T6613] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  306.455814][ T6613] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  306.455841][ T6613] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  306.455861][ T6613] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  306.455880][ T6613] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  306.455897][ T6613] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  306.455914][ T6613] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  306.455952][ T6613]  </TASK>
[  306.829057][ T6613] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  306.842716][ T6613] gfs2: fsid=](_: error -17 adding sysfs files
2025/09/14 04:38:44 executed programs: 136
[  307.230901][ T6617] loop1: detected capacity change from 0 to 32768
[  307.253627][ T6617] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  307.260784][ T6617] CPU: 1 UID: 0 PID: 6617 Comm: syz.1.151 Not tainted syzkaller #0 PREEMPT(full) 
[  307.260814][ T6617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  307.260831][ T6617] Call Trace:
[  307.260842][ T6617]  <TASK>
[  307.260853][ T6617]  dump_stack_lvl+0x189/0x250
[  307.260893][ T6617]  ? __pfx_dump_stack_lvl+0x10/0x10
[  307.260926][ T6617]  ? __pfx__printk+0x10/0x10
[  307.260969][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.260998][ T6617]  ? kernfs_path_from_node+0x250/0x290
[  307.261027][ T6617]  ? kernfs_path_from_node+0x2f/0x290
[  307.261061][ T6617]  sysfs_create_dir_ns+0x259/0x280
[  307.261092][ T6617]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  307.261123][ T6617]  ? do_raw_spin_unlock+0x122/0x240
[  307.261161][ T6617]  kobject_add_internal+0x59f/0xb40
[  307.261202][ T6617]  kobject_init_and_add+0x125/0x190
[  307.261238][ T6617]  ? __pfx_kobject_init_and_add+0x10/0x10
[  307.261268][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.261297][ T6617]  ? __raw_spin_lock_init+0x45/0x100
[  307.261329][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.261357][ T6617]  ? __init_swait_queue_head+0xa9/0x150
[  307.261392][ T6617]  gfs2_sys_fs_add+0x234/0x450
[  307.261423][ T6617]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  307.261459][ T6617]  ? is_dynamic_key+0xd6/0x1c0
[  307.261494][ T6617]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  307.261547][ T6617]  gfs2_fill_super+0x13c0/0x20d0
[  307.261603][ T6617]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.261637][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.261672][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.261701][ T6617]  ? sb_set_blocksize+0x104/0x180
[  307.261751][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.261779][ T6617]  ? setup_bdev_super+0x4c1/0x5b0
[  307.261819][ T6617]  get_tree_bdev_flags+0x40e/0x4d0
[  307.261854][ T6617]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.261891][ T6617]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  307.261929][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.261966][ T6617]  gfs2_get_tree+0x51/0x1e0
[  307.262005][ T6617]  vfs_get_tree+0x92/0x2b0
[  307.262043][ T6617]  do_new_mount+0x2a2/0x9e0
[  307.262085][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.262114][ T6617]  ? ns_capable+0x8a/0xf0
[  307.262140][ T6617]  ? __pfx_do_new_mount+0x10/0x10
[  307.262177][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.262206][ T6617]  ? path_mount+0x61c/0xfe0
[  307.262241][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.262284][ T6617]  __se_sys_mount+0x317/0x410
[  307.262331][ T6617]  ? __pfx___se_sys_mount+0x10/0x10
[  307.262368][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.262404][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.262433][ T6617]  ? __x64_sys_mount+0x20/0xc0
[  307.262474][ T6617]  do_syscall_64+0xfa/0x3b0
[  307.262501][ T6617]  ? lockdep_hardirqs_on+0x9c/0x150
[  307.262525][ T6617]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.262549][ T6617]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.262577][ T6617]  ? exc_page_fault+0x9f/0xf0
[  307.262604][ T6617]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.262629][ T6617] RIP: 0033:0x7feec919034a
[  307.262651][ T6617] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  307.262673][ T6617] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  307.262699][ T6617] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  307.262719][ T6617] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  307.262744][ T6617] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  307.262762][ T6617] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  307.262779][ T6617] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  307.262817][ T6617]  </TASK>
[  307.262848][ T6617] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  307.646724][ T6617] gfs2: fsid=](_: error -17 adding sysfs files
[  308.087979][ T6621] loop1: detected capacity change from 0 to 32768
[  308.109523][ T6621] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  308.117267][ T6621] CPU: 0 UID: 0 PID: 6621 Comm: syz.1.152 Not tainted syzkaller #0 PREEMPT(full) 
[  308.117300][ T6621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  308.117316][ T6621] Call Trace:
[  308.117327][ T6621]  <TASK>
[  308.117339][ T6621]  dump_stack_lvl+0x189/0x250
[  308.117380][ T6621]  ? __pfx_dump_stack_lvl+0x10/0x10
[  308.117411][ T6621]  ? __pfx__printk+0x10/0x10
[  308.117452][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.117481][ T6621]  ? kernfs_path_from_node+0x250/0x290
[  308.117508][ T6621]  ? kernfs_path_from_node+0x2f/0x290
[  308.117541][ T6621]  sysfs_create_dir_ns+0x259/0x280
[  308.117571][ T6621]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  308.117601][ T6621]  ? do_raw_spin_unlock+0x122/0x240
[  308.117638][ T6621]  kobject_add_internal+0x59f/0xb40
[  308.117678][ T6621]  kobject_init_and_add+0x125/0x190
[  308.117713][ T6621]  ? __pfx_kobject_init_and_add+0x10/0x10
[  308.117743][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.117771][ T6621]  ? __raw_spin_lock_init+0x45/0x100
[  308.117803][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.117837][ T6621]  ? __init_swait_queue_head+0xa9/0x150
[  308.117873][ T6621]  gfs2_sys_fs_add+0x234/0x450
[  308.117903][ T6621]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  308.117938][ T6621]  ? is_dynamic_key+0xd6/0x1c0
[  308.117974][ T6621]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  308.118023][ T6621]  gfs2_fill_super+0x13c0/0x20d0
[  308.118078][ T6621]  ? __pfx_gfs2_fill_super+0x10/0x10
[  308.118109][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118144][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118172][ T6621]  ? sb_set_blocksize+0x104/0x180
[  308.118213][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118240][ T6621]  ? setup_bdev_super+0x4c1/0x5b0
[  308.118280][ T6621]  get_tree_bdev_flags+0x40e/0x4d0
[  308.118314][ T6621]  ? __pfx_gfs2_fill_super+0x10/0x10
[  308.118349][ T6621]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  308.118387][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118424][ T6621]  gfs2_get_tree+0x51/0x1e0
[  308.118462][ T6621]  vfs_get_tree+0x92/0x2b0
[  308.118507][ T6621]  do_new_mount+0x2a2/0x9e0
[  308.118547][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118575][ T6621]  ? ns_capable+0x8a/0xf0
[  308.118600][ T6621]  ? __pfx_do_new_mount+0x10/0x10
[  308.118636][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118664][ T6621]  ? path_mount+0x61c/0xfe0
[  308.118698][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118740][ T6621]  __se_sys_mount+0x317/0x410
[  308.118785][ T6621]  ? __pfx___se_sys_mount+0x10/0x10
[  308.118832][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118868][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.118896][ T6621]  ? __x64_sys_mount+0x20/0xc0
[  308.118937][ T6621]  do_syscall_64+0xfa/0x3b0
[  308.118962][ T6621]  ? lockdep_hardirqs_on+0x9c/0x150
[  308.118987][ T6621]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  308.119011][ T6621]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.119038][ T6621]  ? exc_page_fault+0x9f/0xf0
[  308.119065][ T6621]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  308.119090][ T6621] RIP: 0033:0x7feec919034a
[  308.119113][ T6621] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  308.119135][ T6621] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  308.119163][ T6621] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  308.119182][ T6621] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  308.119200][ T6621] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  308.119218][ T6621] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  308.119235][ T6621] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  308.119277][ T6621]  </TASK>
[  308.120164][ T6621] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  308.507264][ T6621] gfs2: fsid=](_: error -17 adding sysfs files
[  308.952865][ T6625] loop1: detected capacity change from 0 to 32768
[  308.966613][ T6625] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  308.973677][ T6625] CPU: 1 UID: 0 PID: 6625 Comm: syz.1.153 Not tainted syzkaller #0 PREEMPT(full) 
[  308.973709][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  308.973732][ T6625] Call Trace:
[  308.973742][ T6625]  <TASK>
[  308.973754][ T6625]  dump_stack_lvl+0x189/0x250
[  308.973794][ T6625]  ? __pfx_dump_stack_lvl+0x10/0x10
[  308.973826][ T6625]  ? __pfx__printk+0x10/0x10
[  308.973868][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.973898][ T6625]  ? kernfs_path_from_node+0x250/0x290
[  308.973926][ T6625]  ? kernfs_path_from_node+0x2f/0x290
[  308.973959][ T6625]  sysfs_create_dir_ns+0x259/0x280
[  308.973991][ T6625]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  308.974021][ T6625]  ? do_raw_spin_unlock+0x122/0x240
[  308.974059][ T6625]  kobject_add_internal+0x59f/0xb40
[  308.974100][ T6625]  kobject_init_and_add+0x125/0x190
[  308.974136][ T6625]  ? __pfx_kobject_init_and_add+0x10/0x10
[  308.974166][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.974194][ T6625]  ? __raw_spin_lock_init+0x45/0x100
[  308.974227][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.974260][ T6625]  ? __init_swait_queue_head+0xa9/0x150
[  308.974295][ T6625]  gfs2_sys_fs_add+0x234/0x450
[  308.974326][ T6625]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  308.974360][ T6625]  ? is_dynamic_key+0xd6/0x1c0
[  308.974396][ T6625]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  308.974446][ T6625]  gfs2_fill_super+0x13c0/0x20d0
[  308.974499][ T6625]  ? __pfx_gfs2_fill_super+0x10/0x10
[  308.974532][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.974567][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.974594][ T6625]  ? sb_set_blocksize+0x104/0x180
[  308.974636][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.974664][ T6625]  ? setup_bdev_super+0x4c1/0x5b0
[  308.974702][ T6625]  get_tree_bdev_flags+0x40e/0x4d0
[  308.974743][ T6625]  ? __pfx_gfs2_fill_super+0x10/0x10
[  308.974778][ T6625]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  308.974816][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.974853][ T6625]  gfs2_get_tree+0x51/0x1e0
[  308.974891][ T6625]  vfs_get_tree+0x92/0x2b0
[  308.974928][ T6625]  do_new_mount+0x2a2/0x9e0
[  308.974969][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.974998][ T6625]  ? ns_capable+0x8a/0xf0
[  308.975023][ T6625]  ? __pfx_do_new_mount+0x10/0x10
[  308.975059][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.975088][ T6625]  ? path_mount+0x61c/0xfe0
[  308.975123][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.975164][ T6625]  __se_sys_mount+0x317/0x410
[  308.975210][ T6625]  ? __pfx___se_sys_mount+0x10/0x10
[  308.975246][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.975283][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.975310][ T6625]  ? __x64_sys_mount+0x20/0xc0
[  308.975351][ T6625]  do_syscall_64+0xfa/0x3b0
[  308.975378][ T6625]  ? lockdep_hardirqs_on+0x9c/0x150
[  308.975403][ T6625]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  308.975426][ T6625]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.975455][ T6625]  ? exc_page_fault+0x9f/0xf0
[  308.975481][ T6625]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  308.975507][ T6625] RIP: 0033:0x7feec919034a
[  308.975529][ T6625] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  308.975552][ T6625] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  308.975580][ T6625] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  308.975599][ T6625] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  308.975619][ T6625] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  308.975637][ T6625] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  308.975655][ T6625] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  308.975693][ T6625]  </TASK>
[  309.362335][ T6625] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  309.377025][ T6625] gfs2: fsid=](_: error -17 adding sysfs files
[  309.831340][ T6629] loop1: detected capacity change from 0 to 32768
[  309.853960][ T6629] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  309.861121][ T6629] CPU: 1 UID: 0 PID: 6629 Comm: syz.1.154 Not tainted syzkaller #0 PREEMPT(full) 
[  309.861152][ T6629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  309.861168][ T6629] Call Trace:
[  309.861179][ T6629]  <TASK>
[  309.861189][ T6629]  dump_stack_lvl+0x189/0x250
[  309.861230][ T6629]  ? __pfx_dump_stack_lvl+0x10/0x10
[  309.861261][ T6629]  ? __pfx__printk+0x10/0x10
[  309.861303][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.861333][ T6629]  ? kernfs_path_from_node+0x250/0x290
[  309.861361][ T6629]  ? kernfs_path_from_node+0x2f/0x290
[  309.861394][ T6629]  sysfs_create_dir_ns+0x259/0x280
[  309.861425][ T6629]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  309.861455][ T6629]  ? do_raw_spin_unlock+0x122/0x240
[  309.861502][ T6629]  kobject_add_internal+0x59f/0xb40
[  309.861543][ T6629]  kobject_init_and_add+0x125/0x190
[  309.861579][ T6629]  ? __pfx_kobject_init_and_add+0x10/0x10
[  309.861609][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.861638][ T6629]  ? __raw_spin_lock_init+0x45/0x100
[  309.861670][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.861696][ T6629]  ? __init_swait_queue_head+0xa9/0x150
[  309.861731][ T6629]  gfs2_sys_fs_add+0x234/0x450
[  309.861762][ T6629]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  309.861798][ T6629]  ? is_dynamic_key+0xd6/0x1c0
[  309.861835][ T6629]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  309.861886][ T6629]  gfs2_fill_super+0x13c0/0x20d0
[  309.861942][ T6629]  ? __pfx_gfs2_fill_super+0x10/0x10
[  309.861975][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862010][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862038][ T6629]  ? sb_set_blocksize+0x104/0x180
[  309.862079][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862108][ T6629]  ? setup_bdev_super+0x4c1/0x5b0
[  309.862148][ T6629]  get_tree_bdev_flags+0x40e/0x4d0
[  309.862183][ T6629]  ? __pfx_gfs2_fill_super+0x10/0x10
[  309.862218][ T6629]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  309.862257][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862293][ T6629]  gfs2_get_tree+0x51/0x1e0
[  309.862333][ T6629]  vfs_get_tree+0x92/0x2b0
[  309.862370][ T6629]  do_new_mount+0x2a2/0x9e0
[  309.862414][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862443][ T6629]  ? ns_capable+0x8a/0xf0
[  309.862469][ T6629]  ? __pfx_do_new_mount+0x10/0x10
[  309.862516][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862544][ T6629]  ? path_mount+0x61c/0xfe0
[  309.862579][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862623][ T6629]  __se_sys_mount+0x317/0x410
[  309.862669][ T6629]  ? __pfx___se_sys_mount+0x10/0x10
[  309.862705][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862741][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862770][ T6629]  ? __x64_sys_mount+0x20/0xc0
[  309.862811][ T6629]  do_syscall_64+0xfa/0x3b0
[  309.862838][ T6629]  ? lockdep_hardirqs_on+0x9c/0x150
[  309.862862][ T6629]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  309.862886][ T6629]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.862914][ T6629]  ? exc_page_fault+0x9f/0xf0
[  309.862941][ T6629]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  309.862965][ T6629] RIP: 0033:0x7feec919034a
[  309.862988][ T6629] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  309.863009][ T6629] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  309.863036][ T6629] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  309.863056][ T6629] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  309.863075][ T6629] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  309.863092][ T6629] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  309.863110][ T6629] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  309.863148][ T6629]  </TASK>
[  309.863180][ T6629] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  310.247600][ T6629] gfs2: fsid=](_: error -17 adding sysfs files
[  310.711363][ T6633] loop1: detected capacity change from 0 to 32768
[  310.733295][ T6633] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  310.740517][ T6633] CPU: 1 UID: 0 PID: 6633 Comm: syz.1.155 Not tainted syzkaller #0 PREEMPT(full) 
[  310.740555][ T6633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  310.740572][ T6633] Call Trace:
[  310.740584][ T6633]  <TASK>
[  310.740595][ T6633]  dump_stack_lvl+0x189/0x250
[  310.740641][ T6633]  ? __pfx_dump_stack_lvl+0x10/0x10
[  310.740674][ T6633]  ? __pfx__printk+0x10/0x10
[  310.740723][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.740755][ T6633]  ? kernfs_path_from_node+0x250/0x290
[  310.740786][ T6633]  ? kernfs_path_from_node+0x2f/0x290
[  310.740824][ T6633]  sysfs_create_dir_ns+0x259/0x280
[  310.740859][ T6633]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  310.740893][ T6633]  ? do_raw_spin_unlock+0x122/0x240
[  310.740937][ T6633]  kobject_add_internal+0x59f/0xb40
[  310.740985][ T6633]  kobject_init_and_add+0x125/0x190
[  310.741026][ T6633]  ? __pfx_kobject_init_and_add+0x10/0x10
[  310.741062][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.741093][ T6633]  ? __raw_spin_lock_init+0x45/0x100
[  310.741130][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.741160][ T6633]  ? __init_swait_queue_head+0xa9/0x150
[  310.741204][ T6633]  gfs2_sys_fs_add+0x234/0x450
[  310.741241][ T6633]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  310.741283][ T6633]  ? is_dynamic_key+0xd6/0x1c0
[  310.741328][ T6633]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  310.741392][ T6633]  gfs2_fill_super+0x13c0/0x20d0
[  310.741456][ T6633]  ? __pfx_gfs2_fill_super+0x10/0x10
[  310.741506][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.741547][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.741580][ T6633]  ? sb_set_blocksize+0x104/0x180
[  310.741627][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.741660][ T6633]  ? setup_bdev_super+0x4c1/0x5b0
[  310.741702][ T6633]  get_tree_bdev_flags+0x40e/0x4d0
[  310.741738][ T6633]  ? __pfx_gfs2_fill_super+0x10/0x10
[  310.741776][ T6633]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  310.741817][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.741855][ T6633]  gfs2_get_tree+0x51/0x1e0
[  310.741897][ T6633]  vfs_get_tree+0x92/0x2b0
[  310.741937][ T6633]  do_new_mount+0x2a2/0x9e0
[  310.741981][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.742011][ T6633]  ? ns_capable+0x8a/0xf0
[  310.742037][ T6633]  ? __pfx_do_new_mount+0x10/0x10
[  310.742074][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.742105][ T6633]  ? path_mount+0x61c/0xfe0
[  310.742141][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.742186][ T6633]  __se_sys_mount+0x317/0x410
[  310.742233][ T6633]  ? __pfx___se_sys_mount+0x10/0x10
[  310.742271][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.742310][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.742339][ T6633]  ? __x64_sys_mount+0x20/0xc0
[  310.742382][ T6633]  do_syscall_64+0xfa/0x3b0
[  310.742410][ T6633]  ? lockdep_hardirqs_on+0x9c/0x150
[  310.742437][ T6633]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.742461][ T6633]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.742496][ T6633]  ? exc_page_fault+0x9f/0xf0
[  310.742523][ T6633]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.742548][ T6633] RIP: 0033:0x7feec919034a
[  310.742571][ T6633] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  310.742593][ T6633] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  310.742620][ T6633] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  310.742640][ T6633] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  310.742660][ T6633] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  310.742678][ T6633] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  310.742696][ T6633] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  310.742734][ T6633]  </TASK>
[  310.742765][ T6633] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  311.129434][ T6633] gfs2: fsid=](_: error -17 adding sysfs files
[  311.610232][ T6637] loop1: detected capacity change from 0 to 32768
[  311.645710][ T6637] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  311.652877][ T6637] CPU: 1 UID: 0 PID: 6637 Comm: syz.1.156 Not tainted syzkaller #0 PREEMPT(full) 
[  311.652911][ T6637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  311.652928][ T6637] Call Trace:
[  311.652938][ T6637]  <TASK>
[  311.652949][ T6637]  dump_stack_lvl+0x189/0x250
[  311.652991][ T6637]  ? __pfx_dump_stack_lvl+0x10/0x10
[  311.653022][ T6637]  ? __pfx__printk+0x10/0x10
[  311.653065][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.653094][ T6637]  ? kernfs_path_from_node+0x250/0x290
[  311.653122][ T6637]  ? kernfs_path_from_node+0x2f/0x290
[  311.653156][ T6637]  sysfs_create_dir_ns+0x259/0x280
[  311.653188][ T6637]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  311.653218][ T6637]  ? do_raw_spin_unlock+0x122/0x240
[  311.653258][ T6637]  kobject_add_internal+0x59f/0xb40
[  311.653300][ T6637]  kobject_init_and_add+0x125/0x190
[  311.653338][ T6637]  ? __pfx_kobject_init_and_add+0x10/0x10
[  311.653369][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.653398][ T6637]  ? __raw_spin_lock_init+0x45/0x100
[  311.653432][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.653460][ T6637]  ? __init_swait_queue_head+0xa9/0x150
[  311.653506][ T6637]  gfs2_sys_fs_add+0x234/0x450
[  311.653539][ T6637]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  311.653575][ T6637]  ? is_dynamic_key+0xd6/0x1c0
[  311.653612][ T6637]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  311.653663][ T6637]  gfs2_fill_super+0x13c0/0x20d0
[  311.653720][ T6637]  ? __pfx_gfs2_fill_super+0x10/0x10
[  311.653752][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.653788][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.653816][ T6637]  ? sb_set_blocksize+0x104/0x180
[  311.653858][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.653887][ T6637]  ? setup_bdev_super+0x4c1/0x5b0
[  311.653929][ T6637]  get_tree_bdev_flags+0x40e/0x4d0
[  311.653967][ T6637]  ? __pfx_gfs2_fill_super+0x10/0x10
[  311.654003][ T6637]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  311.654043][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.654081][ T6637]  gfs2_get_tree+0x51/0x1e0
[  311.654121][ T6637]  vfs_get_tree+0x92/0x2b0
[  311.654160][ T6637]  do_new_mount+0x2a2/0x9e0
[  311.654205][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.654234][ T6637]  ? ns_capable+0x8a/0xf0
[  311.654261][ T6637]  ? __pfx_do_new_mount+0x10/0x10
[  311.654297][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.654325][ T6637]  ? path_mount+0x61c/0xfe0
[  311.654360][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.654403][ T6637]  __se_sys_mount+0x317/0x410
[  311.654450][ T6637]  ? __pfx___se_sys_mount+0x10/0x10
[  311.654487][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.654535][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.654564][ T6637]  ? __x64_sys_mount+0x20/0xc0
[  311.654607][ T6637]  do_syscall_64+0xfa/0x3b0
[  311.654635][ T6637]  ? lockdep_hardirqs_on+0x9c/0x150
[  311.654660][ T6637]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.654685][ T6637]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.654718][ T6637]  ? exc_page_fault+0x9f/0xf0
[  311.654744][ T6637]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.654768][ T6637] RIP: 0033:0x7feec919034a
[  311.654791][ T6637] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  311.654812][ T6637] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  311.654839][ T6637] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  311.654857][ T6637] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  311.654877][ T6637] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  311.654896][ T6637] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  311.654913][ T6637] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  311.654952][ T6637]  </TASK>
[  312.027947][ T6637] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  312.042740][ T6637] gfs2: fsid=](_: error -17 adding sysfs files
2025/09/14 04:38:49 executed programs: 142
[  312.478229][ T6641] loop1: detected capacity change from 0 to 32768
[  312.527826][ T6641] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  312.539100][ T6641] CPU: 1 UID: 0 PID: 6641 Comm: syz.1.157 Not tainted syzkaller #0 PREEMPT(full) 
[  312.539134][ T6641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  312.539152][ T6641] Call Trace:
[  312.539162][ T6641]  <TASK>
[  312.539174][ T6641]  dump_stack_lvl+0x189/0x250
[  312.539218][ T6641]  ? __pfx_dump_stack_lvl+0x10/0x10
[  312.539252][ T6641]  ? __pfx__printk+0x10/0x10
[  312.539297][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.539328][ T6641]  ? kernfs_path_from_node+0x250/0x290
[  312.539359][ T6641]  ? kernfs_path_from_node+0x2f/0x290
[  312.539393][ T6641]  sysfs_create_dir_ns+0x259/0x280
[  312.539428][ T6641]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  312.539459][ T6641]  ? do_raw_spin_unlock+0x122/0x240
[  312.539501][ T6641]  kobject_add_internal+0x59f/0xb40
[  312.539544][ T6641]  kobject_init_and_add+0x125/0x190
[  312.539583][ T6641]  ? __pfx_kobject_init_and_add+0x10/0x10
[  312.539616][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.539646][ T6641]  ? __raw_spin_lock_init+0x45/0x100
[  312.539681][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.539711][ T6641]  ? __init_swait_queue_head+0xa9/0x150
[  312.539749][ T6641]  gfs2_sys_fs_add+0x234/0x450
[  312.539794][ T6641]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  312.539831][ T6641]  ? is_dynamic_key+0xd6/0x1c0
[  312.539873][ T6641]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  312.539930][ T6641]  gfs2_fill_super+0x13c0/0x20d0
[  312.539990][ T6641]  ? __pfx_gfs2_fill_super+0x10/0x10
[  312.540026][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540063][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540093][ T6641]  ? sb_set_blocksize+0x104/0x180
[  312.540143][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540173][ T6641]  ? setup_bdev_super+0x4c1/0x5b0
[  312.540218][ T6641]  get_tree_bdev_flags+0x40e/0x4d0
[  312.540256][ T6641]  ? __pfx_gfs2_fill_super+0x10/0x10
[  312.540294][ T6641]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  312.540336][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540376][ T6641]  gfs2_get_tree+0x51/0x1e0
[  312.540418][ T6641]  vfs_get_tree+0x92/0x2b0
[  312.540459][ T6641]  do_new_mount+0x2a2/0x9e0
[  312.540504][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540535][ T6641]  ? ns_capable+0x8a/0xf0
[  312.540563][ T6641]  ? __pfx_do_new_mount+0x10/0x10
[  312.540601][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540631][ T6641]  ? path_mount+0x61c/0xfe0
[  312.540669][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540714][ T6641]  __se_sys_mount+0x317/0x410
[  312.540764][ T6641]  ? __pfx___se_sys_mount+0x10/0x10
[  312.540807][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540847][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.540877][ T6641]  ? __x64_sys_mount+0x20/0xc0
[  312.540921][ T6641]  do_syscall_64+0xfa/0x3b0
[  312.540950][ T6641]  ? lockdep_hardirqs_on+0x9c/0x150
[  312.540977][ T6641]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  312.541002][ T6641]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.541032][ T6641]  ? exc_page_fault+0x9f/0xf0
[  312.541061][ T6641]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  312.541087][ T6641] RIP: 0033:0x7feec919034a
[  312.541112][ T6641] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  312.541135][ T6641] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  312.541164][ T6641] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  312.541185][ T6641] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  312.541205][ T6641] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  312.541225][ T6641] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  312.541243][ T6641] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  312.541283][ T6641]  </TASK>
[  312.541317][ T6641] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  312.926426][ T6641] gfs2: fsid=](_: error -17 adding sysfs files
[  313.405701][ T6645] loop1: detected capacity change from 0 to 32768
[  313.420198][ T6645] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  313.434161][ T6645] CPU: 1 UID: 0 PID: 6645 Comm: syz.1.158 Not tainted syzkaller #0 PREEMPT(full) 
[  313.434194][ T6645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  313.434211][ T6645] Call Trace:
[  313.434221][ T6645]  <TASK>
[  313.434232][ T6645]  dump_stack_lvl+0x189/0x250
[  313.434274][ T6645]  ? __pfx_dump_stack_lvl+0x10/0x10
[  313.434305][ T6645]  ? __pfx__printk+0x10/0x10
[  313.434347][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.434377][ T6645]  ? kernfs_path_from_node+0x250/0x290
[  313.434405][ T6645]  ? kernfs_path_from_node+0x2f/0x290
[  313.434438][ T6645]  sysfs_create_dir_ns+0x259/0x280
[  313.434470][ T6645]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  313.434500][ T6645]  ? do_raw_spin_unlock+0x122/0x240
[  313.434546][ T6645]  kobject_add_internal+0x59f/0xb40
[  313.434588][ T6645]  kobject_init_and_add+0x125/0x190
[  313.434624][ T6645]  ? __pfx_kobject_init_and_add+0x10/0x10
[  313.434655][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.434685][ T6645]  ? __raw_spin_lock_init+0x45/0x100
[  313.434722][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.434750][ T6645]  ? __init_swait_queue_head+0xa9/0x150
[  313.434785][ T6645]  gfs2_sys_fs_add+0x234/0x450
[  313.434817][ T6645]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  313.434852][ T6645]  ? is_dynamic_key+0xd6/0x1c0
[  313.434888][ T6645]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  313.434939][ T6645]  gfs2_fill_super+0x13c0/0x20d0
[  313.434995][ T6645]  ? __pfx_gfs2_fill_super+0x10/0x10
[  313.435028][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435063][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435091][ T6645]  ? sb_set_blocksize+0x104/0x180
[  313.435134][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435162][ T6645]  ? setup_bdev_super+0x4c1/0x5b0
[  313.435202][ T6645]  get_tree_bdev_flags+0x40e/0x4d0
[  313.435238][ T6645]  ? __pfx_gfs2_fill_super+0x10/0x10
[  313.435274][ T6645]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  313.435313][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435351][ T6645]  gfs2_get_tree+0x51/0x1e0
[  313.435389][ T6645]  vfs_get_tree+0x92/0x2b0
[  313.435427][ T6645]  do_new_mount+0x2a2/0x9e0
[  313.435469][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435498][ T6645]  ? ns_capable+0x8a/0xf0
[  313.435523][ T6645]  ? __pfx_do_new_mount+0x10/0x10
[  313.435570][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435599][ T6645]  ? path_mount+0x61c/0xfe0
[  313.435634][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435676][ T6645]  __se_sys_mount+0x317/0x410
[  313.435717][ T6645]  ? __pfx___se_sys_mount+0x10/0x10
[  313.435752][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435791][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435819][ T6645]  ? __x64_sys_mount+0x20/0xc0
[  313.435861][ T6645]  do_syscall_64+0xfa/0x3b0
[  313.435888][ T6645]  ? lockdep_hardirqs_on+0x9c/0x150
[  313.435913][ T6645]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.435937][ T6645]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.435965][ T6645]  ? exc_page_fault+0x9f/0xf0
[  313.435992][ T6645]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.436017][ T6645] RIP: 0033:0x7feec919034a
[  313.436040][ T6645] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  313.436062][ T6645] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  313.436088][ T6645] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  313.436107][ T6645] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  313.436126][ T6645] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  313.436143][ T6645] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  313.436161][ T6645] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  313.436199][ T6645]  </TASK>
[  313.815951][ T5930] Bluetooth: hci1: command 0x0406 tx timeout
[  313.822185][ T6645] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  313.836336][ T6645] gfs2: fsid=](_: error -17 adding sysfs files
[  314.244297][ T6649] loop1: detected capacity change from 0 to 32768
[  314.267406][ T6649] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  314.274518][ T6649] CPU: 0 UID: 0 PID: 6649 Comm: syz.1.159 Not tainted syzkaller #0 PREEMPT(full) 
[  314.274552][ T6649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  314.274568][ T6649] Call Trace:
[  314.274585][ T6649]  <TASK>
[  314.274596][ T6649]  dump_stack_lvl+0x189/0x250
[  314.274640][ T6649]  ? __pfx_dump_stack_lvl+0x10/0x10
[  314.274672][ T6649]  ? __pfx__printk+0x10/0x10
[  314.274721][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.274750][ T6649]  ? kernfs_path_from_node+0x250/0x290
[  314.274780][ T6649]  ? kernfs_path_from_node+0x2f/0x290
[  314.274811][ T6649]  sysfs_create_dir_ns+0x259/0x280
[  314.274842][ T6649]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  314.274871][ T6649]  ? do_raw_spin_unlock+0x122/0x240
[  314.274909][ T6649]  kobject_add_internal+0x59f/0xb40
[  314.274952][ T6649]  kobject_init_and_add+0x125/0x190
[  314.274988][ T6649]  ? __pfx_kobject_init_and_add+0x10/0x10
[  314.275019][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.275046][ T6649]  ? __raw_spin_lock_init+0x45/0x100
[  314.275079][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.275107][ T6649]  ? __init_swait_queue_head+0xa9/0x150
[  314.275144][ T6649]  gfs2_sys_fs_add+0x234/0x450
[  314.275177][ T6649]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  314.275212][ T6649]  ? is_dynamic_key+0xd6/0x1c0
[  314.275249][ T6649]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  314.275303][ T6649]  gfs2_fill_super+0x13c0/0x20d0
[  314.275361][ T6649]  ? __pfx_gfs2_fill_super+0x10/0x10
[  314.275393][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.275428][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.275456][ T6649]  ? sb_set_blocksize+0x104/0x180
[  314.275505][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.275533][ T6649]  ? setup_bdev_super+0x4c1/0x5b0
[  314.275580][ T6649]  get_tree_bdev_flags+0x40e/0x4d0
[  314.275615][ T6649]  ? __pfx_gfs2_fill_super+0x10/0x10
[  314.275649][ T6649]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  314.275688][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.275725][ T6649]  gfs2_get_tree+0x51/0x1e0
[  314.275765][ T6649]  vfs_get_tree+0x92/0x2b0
[  314.275804][ T6649]  do_new_mount+0x2a2/0x9e0
[  314.275849][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.275878][ T6649]  ? ns_capable+0x8a/0xf0
[  314.275903][ T6649]  ? __pfx_do_new_mount+0x10/0x10
[  314.275940][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.275969][ T6649]  ? path_mount+0x61c/0xfe0
[  314.276005][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.276048][ T6649]  __se_sys_mount+0x317/0x410
[  314.276095][ T6649]  ? __pfx___se_sys_mount+0x10/0x10
[  314.276132][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.276170][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.276198][ T6649]  ? __x64_sys_mount+0x20/0xc0
[  314.276240][ T6649]  do_syscall_64+0xfa/0x3b0
[  314.276267][ T6649]  ? lockdep_hardirqs_on+0x9c/0x150
[  314.276293][ T6649]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  314.276317][ T6649]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.276345][ T6649]  ? exc_page_fault+0x9f/0xf0
[  314.276372][ T6649]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  314.276398][ T6649] RIP: 0033:0x7feec919034a
[  314.276422][ T6649] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  314.276444][ T6649] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  314.276471][ T6649] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  314.276492][ T6649] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  314.276511][ T6649] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  314.276529][ T6649] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  314.276547][ T6649] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  314.276595][ T6649]  </TASK>
[  314.650120][ T6649] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  314.663805][ T6649] gfs2: fsid=](_: error -17 adding sysfs files
[  315.106148][ T6654] loop1: detected capacity change from 0 to 32768
[  315.130590][ T6654] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  315.138256][ T6654] CPU: 1 UID: 0 PID: 6654 Comm: syz.1.160 Not tainted syzkaller #0 PREEMPT(full) 
[  315.138287][ T6654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  315.138304][ T6654] Call Trace:
[  315.138315][ T6654]  <TASK>
[  315.138326][ T6654]  dump_stack_lvl+0x189/0x250
[  315.138370][ T6654]  ? __pfx_dump_stack_lvl+0x10/0x10
[  315.138402][ T6654]  ? __pfx__printk+0x10/0x10
[  315.138447][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.138485][ T6654]  ? kernfs_path_from_node+0x250/0x290
[  315.138516][ T6654]  ? kernfs_path_from_node+0x2f/0x290
[  315.138549][ T6654]  sysfs_create_dir_ns+0x259/0x280
[  315.138580][ T6654]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  315.138609][ T6654]  ? do_raw_spin_unlock+0x122/0x240
[  315.138648][ T6654]  kobject_add_internal+0x59f/0xb40
[  315.138692][ T6654]  kobject_init_and_add+0x125/0x190
[  315.138727][ T6654]  ? __pfx_kobject_init_and_add+0x10/0x10
[  315.138757][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.138786][ T6654]  ? __raw_spin_lock_init+0x45/0x100
[  315.138818][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.138846][ T6654]  ? __init_swait_queue_head+0xa9/0x150
[  315.138882][ T6654]  gfs2_sys_fs_add+0x234/0x450
[  315.138916][ T6654]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  315.138951][ T6654]  ? is_dynamic_key+0xd6/0x1c0
[  315.138992][ T6654]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  315.139045][ T6654]  gfs2_fill_super+0x13c0/0x20d0
[  315.139105][ T6654]  ? __pfx_gfs2_fill_super+0x10/0x10
[  315.139137][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139172][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139200][ T6654]  ? sb_set_blocksize+0x104/0x180
[  315.139249][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139276][ T6654]  ? setup_bdev_super+0x4c1/0x5b0
[  315.139317][ T6654]  get_tree_bdev_flags+0x40e/0x4d0
[  315.139354][ T6654]  ? __pfx_gfs2_fill_super+0x10/0x10
[  315.139390][ T6654]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  315.139430][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139468][ T6654]  gfs2_get_tree+0x51/0x1e0
[  315.139520][ T6654]  vfs_get_tree+0x92/0x2b0
[  315.139560][ T6654]  do_new_mount+0x2a2/0x9e0
[  315.139603][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139631][ T6654]  ? ns_capable+0x8a/0xf0
[  315.139658][ T6654]  ? __pfx_do_new_mount+0x10/0x10
[  315.139694][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139723][ T6654]  ? path_mount+0x61c/0xfe0
[  315.139756][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139799][ T6654]  __se_sys_mount+0x317/0x410
[  315.139845][ T6654]  ? __pfx___se_sys_mount+0x10/0x10
[  315.139882][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139919][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.139948][ T6654]  ? __x64_sys_mount+0x20/0xc0
[  315.139990][ T6654]  do_syscall_64+0xfa/0x3b0
[  315.140017][ T6654]  ? lockdep_hardirqs_on+0x9c/0x150
[  315.140043][ T6654]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.140067][ T6654]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.140096][ T6654]  ? exc_page_fault+0x9f/0xf0
[  315.140123][ T6654]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.140148][ T6654] RIP: 0033:0x7feec919034a
[  315.140171][ T6654] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  315.140195][ T6654] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  315.140222][ T6654] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  315.140242][ T6654] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  315.140261][ T6654] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  315.140279][ T6654] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  315.140297][ T6654] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  315.140336][ T6654]  </TASK>
[  315.140367][ T6654] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  315.525237][ T6654] gfs2: fsid=](_: error -17 adding sysfs files
[  315.987871][ T6658] loop1: detected capacity change from 0 to 32768
[  316.003222][ T6658] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  316.016710][ T6658] CPU: 1 UID: 0 PID: 6658 Comm: syz.1.161 Not tainted syzkaller #0 PREEMPT(full) 
[  316.016744][ T6658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  316.016807][ T6658] Call Trace:
[  316.016817][ T6658]  <TASK>
[  316.016828][ T6658]  dump_stack_lvl+0x189/0x250
[  316.016870][ T6658]  ? __pfx_dump_stack_lvl+0x10/0x10
[  316.016901][ T6658]  ? __pfx__printk+0x10/0x10
[  316.016944][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.016974][ T6658]  ? kernfs_path_from_node+0x250/0x290
[  316.017003][ T6658]  ? kernfs_path_from_node+0x2f/0x290
[  316.017035][ T6658]  sysfs_create_dir_ns+0x259/0x280
[  316.017067][ T6658]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  316.017097][ T6658]  ? do_raw_spin_unlock+0x122/0x240
[  316.017135][ T6658]  kobject_add_internal+0x59f/0xb40
[  316.017178][ T6658]  kobject_init_and_add+0x125/0x190
[  316.017214][ T6658]  ? __pfx_kobject_init_and_add+0x10/0x10
[  316.017245][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.017274][ T6658]  ? __raw_spin_lock_init+0x45/0x100
[  316.017308][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.017336][ T6658]  ? __init_swait_queue_head+0xa9/0x150
[  316.017372][ T6658]  gfs2_sys_fs_add+0x234/0x450
[  316.017404][ T6658]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  316.017439][ T6658]  ? is_dynamic_key+0xd6/0x1c0
[  316.017475][ T6658]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  316.017526][ T6658]  gfs2_fill_super+0x13c0/0x20d0
[  316.017583][ T6658]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.017616][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.017651][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.017680][ T6658]  ? sb_set_blocksize+0x104/0x180
[  316.017724][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.017760][ T6658]  ? setup_bdev_super+0x4c1/0x5b0
[  316.017800][ T6658]  get_tree_bdev_flags+0x40e/0x4d0
[  316.017836][ T6658]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.017871][ T6658]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  316.017910][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.017948][ T6658]  gfs2_get_tree+0x51/0x1e0
[  316.017988][ T6658]  vfs_get_tree+0x92/0x2b0
[  316.018027][ T6658]  do_new_mount+0x2a2/0x9e0
[  316.018070][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.018098][ T6658]  ? ns_capable+0x8a/0xf0
[  316.018125][ T6658]  ? __pfx_do_new_mount+0x10/0x10
[  316.018160][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.018189][ T6658]  ? path_mount+0x61c/0xfe0
[  316.018223][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.018265][ T6658]  __se_sys_mount+0x317/0x410
[  316.018312][ T6658]  ? __pfx___se_sys_mount+0x10/0x10
[  316.018349][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.018386][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.018415][ T6658]  ? __x64_sys_mount+0x20/0xc0
[  316.018457][ T6658]  do_syscall_64+0xfa/0x3b0
[  316.018493][ T6658]  ? lockdep_hardirqs_on+0x9c/0x150
[  316.018518][ T6658]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.018543][ T6658]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.018571][ T6658]  ? exc_page_fault+0x9f/0xf0
[  316.018599][ T6658]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.018623][ T6658] RIP: 0033:0x7feec919034a
[  316.018646][ T6658] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  316.018669][ T6658] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  316.018697][ T6658] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  316.018717][ T6658] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  316.018736][ T6658] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  316.018760][ T6658] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  316.018778][ T6658] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  316.018816][ T6658]  </TASK>
[  316.018850][ T6658] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  316.404087][ T6658] gfs2: fsid=](_: error -17 adding sysfs files
[  316.896567][ T6663] loop1: detected capacity change from 0 to 32768
[  316.917647][ T6663] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  316.928279][ T6663] CPU: 0 UID: 0 PID: 6663 Comm: syz.1.162 Not tainted syzkaller #0 PREEMPT(full) 
[  316.928313][ T6663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  316.928330][ T6663] Call Trace:
[  316.928340][ T6663]  <TASK>
[  316.928352][ T6663]  dump_stack_lvl+0x189/0x250
[  316.928394][ T6663]  ? __pfx_dump_stack_lvl+0x10/0x10
[  316.928427][ T6663]  ? __pfx__printk+0x10/0x10
[  316.928500][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.928531][ T6663]  ? kernfs_path_from_node+0x250/0x290
[  316.928561][ T6663]  ? kernfs_path_from_node+0x2f/0x290
[  316.928595][ T6663]  sysfs_create_dir_ns+0x259/0x280
[  316.928627][ T6663]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  316.928657][ T6663]  ? do_raw_spin_unlock+0x122/0x240
[  316.928697][ T6663]  kobject_add_internal+0x59f/0xb40
[  316.928746][ T6663]  kobject_init_and_add+0x125/0x190
[  316.928784][ T6663]  ? __pfx_kobject_init_and_add+0x10/0x10
[  316.928816][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.928847][ T6663]  ? __raw_spin_lock_init+0x45/0x100
[  316.928880][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.928909][ T6663]  ? __init_swait_queue_head+0xa9/0x150
[  316.928946][ T6663]  gfs2_sys_fs_add+0x234/0x450
[  316.928981][ T6663]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  316.929017][ T6663]  ? is_dynamic_key+0xd6/0x1c0
[  316.929055][ T6663]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  316.929108][ T6663]  gfs2_fill_super+0x13c0/0x20d0
[  316.929166][ T6663]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.929200][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.929237][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.929267][ T6663]  ? sb_set_blocksize+0x104/0x180
[  316.929311][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.929340][ T6663]  ? setup_bdev_super+0x4c1/0x5b0
[  316.929382][ T6663]  get_tree_bdev_flags+0x40e/0x4d0
[  316.929419][ T6663]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.929456][ T6663]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  316.929496][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.929535][ T6663]  gfs2_get_tree+0x51/0x1e0
[  316.929576][ T6663]  vfs_get_tree+0x92/0x2b0
[  316.929616][ T6663]  do_new_mount+0x2a2/0x9e0
[  316.929660][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.929691][ T6663]  ? ns_capable+0x8a/0xf0
[  316.929718][ T6663]  ? __pfx_do_new_mount+0x10/0x10
[  316.929765][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.929795][ T6663]  ? path_mount+0x61c/0xfe0
[  316.929832][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.929876][ T6663]  __se_sys_mount+0x317/0x410
[  316.929926][ T6663]  ? __pfx___se_sys_mount+0x10/0x10
[  316.929964][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.930003][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.930033][ T6663]  ? __x64_sys_mount+0x20/0xc0
[  316.930075][ T6663]  do_syscall_64+0xfa/0x3b0
[  316.930104][ T6663]  ? lockdep_hardirqs_on+0x9c/0x150
[  316.930130][ T6663]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.930154][ T6663]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.930184][ T6663]  ? exc_page_fault+0x9f/0xf0
[  316.930212][ T6663]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.930237][ T6663] RIP: 0033:0x7feec919034a
[  316.930262][ T6663] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  316.930285][ T6663] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  316.930314][ T6663] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  316.930335][ T6663] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  316.930355][ T6663] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  316.930374][ T6663] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  316.930392][ T6663] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  316.930432][ T6663]  </TASK>
[  316.930464][ T6663] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  317.317184][ T6663] gfs2: fsid=](_: error -17 adding sysfs files
2025/09/14 04:38:55 executed programs: 148
[  317.804473][ T6670] loop1: detected capacity change from 0 to 32768
[  317.831745][ T6670] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  317.839583][ T6670] CPU: 1 UID: 0 PID: 6670 Comm: syz.1.163 Not tainted syzkaller #0 PREEMPT(full) 
[  317.839616][ T6670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  317.839633][ T6670] Call Trace:
[  317.839645][ T6670]  <TASK>
[  317.839656][ T6670]  dump_stack_lvl+0x189/0x250
[  317.839703][ T6670]  ? __pfx_dump_stack_lvl+0x10/0x10
[  317.839737][ T6670]  ? __pfx__printk+0x10/0x10
[  317.839782][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.839814][ T6670]  ? kernfs_path_from_node+0x250/0x290
[  317.839851][ T6670]  ? kernfs_path_from_node+0x2f/0x290
[  317.839885][ T6670]  sysfs_create_dir_ns+0x259/0x280
[  317.839917][ T6670]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  317.839948][ T6670]  ? do_raw_spin_unlock+0x122/0x240
[  317.839987][ T6670]  kobject_add_internal+0x59f/0xb40
[  317.840030][ T6670]  kobject_init_and_add+0x125/0x190
[  317.840067][ T6670]  ? __pfx_kobject_init_and_add+0x10/0x10
[  317.840099][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.840130][ T6670]  ? __raw_spin_lock_init+0x45/0x100
[  317.840163][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.840192][ T6670]  ? __init_swait_queue_head+0xa9/0x150
[  317.840230][ T6670]  gfs2_sys_fs_add+0x234/0x450
[  317.840263][ T6670]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  317.840300][ T6670]  ? is_dynamic_key+0xd6/0x1c0
[  317.840340][ T6670]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  317.840395][ T6670]  gfs2_fill_super+0x13c0/0x20d0
[  317.840455][ T6670]  ? __pfx_gfs2_fill_super+0x10/0x10
[  317.840488][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.840525][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.840555][ T6670]  ? sb_set_blocksize+0x104/0x180
[  317.840605][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.840634][ T6670]  ? setup_bdev_super+0x4c1/0x5b0
[  317.840677][ T6670]  get_tree_bdev_flags+0x40e/0x4d0
[  317.840714][ T6670]  ? __pfx_gfs2_fill_super+0x10/0x10
[  317.840751][ T6670]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  317.840790][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.840829][ T6670]  gfs2_get_tree+0x51/0x1e0
[  317.840877][ T6670]  vfs_get_tree+0x92/0x2b0
[  317.840917][ T6670]  do_new_mount+0x2a2/0x9e0
[  317.840963][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.840996][ T6670]  ? ns_capable+0x8a/0xf0
[  317.841024][ T6670]  ? __pfx_do_new_mount+0x10/0x10
[  317.841062][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.841092][ T6670]  ? path_mount+0x61c/0xfe0
[  317.841129][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.841173][ T6670]  __se_sys_mount+0x317/0x410
[  317.841221][ T6670]  ? __pfx___se_sys_mount+0x10/0x10
[  317.841260][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.841298][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.841328][ T6670]  ? __x64_sys_mount+0x20/0xc0
[  317.841371][ T6670]  do_syscall_64+0xfa/0x3b0
[  317.841400][ T6670]  ? lockdep_hardirqs_on+0x9c/0x150
[  317.841426][ T6670]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.841451][ T6670]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.841480][ T6670]  ? exc_page_fault+0x9f/0xf0
[  317.841508][ T6670]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.841534][ T6670] RIP: 0033:0x7feec919034a
[  317.841558][ T6670] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  317.841581][ T6670] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  317.841611][ T6670] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  317.841631][ T6670] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  317.841651][ T6670] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  317.841670][ T6670] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  317.841689][ T6670] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  317.841730][ T6670]  </TASK>
[  317.841776][ T6670] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  318.226901][ T6670] gfs2: fsid=](_: error -17 adding sysfs files
[  318.722504][ T6675] loop1: detected capacity change from 0 to 32768
[  318.743596][ T6675] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  318.752657][ T6675] CPU: 0 UID: 0 PID: 6675 Comm: syz.1.164 Not tainted syzkaller #0 PREEMPT(full) 
[  318.752690][ T6675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  318.752708][ T6675] Call Trace:
[  318.752719][ T6675]  <TASK>
[  318.752730][ T6675]  dump_stack_lvl+0x189/0x250
[  318.752775][ T6675]  ? __pfx_dump_stack_lvl+0x10/0x10
[  318.752808][ T6675]  ? __pfx__printk+0x10/0x10
[  318.752853][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.752885][ T6675]  ? kernfs_path_from_node+0x250/0x290
[  318.752916][ T6675]  ? kernfs_path_from_node+0x2f/0x290
[  318.752949][ T6675]  sysfs_create_dir_ns+0x259/0x280
[  318.752982][ T6675]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  318.753012][ T6675]  ? do_raw_spin_unlock+0x122/0x240
[  318.753052][ T6675]  kobject_add_internal+0x59f/0xb40
[  318.753095][ T6675]  kobject_init_and_add+0x125/0x190
[  318.753133][ T6675]  ? __pfx_kobject_init_and_add+0x10/0x10
[  318.753164][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.753193][ T6675]  ? __raw_spin_lock_init+0x45/0x100
[  318.753226][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.753256][ T6675]  ? __init_swait_queue_head+0xa9/0x150
[  318.753292][ T6675]  gfs2_sys_fs_add+0x234/0x450
[  318.753325][ T6675]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  318.753362][ T6675]  ? is_dynamic_key+0xd6/0x1c0
[  318.753400][ T6675]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  318.753455][ T6675]  gfs2_fill_super+0x13c0/0x20d0
[  318.753524][ T6675]  ? __pfx_gfs2_fill_super+0x10/0x10
[  318.753558][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.753596][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.753624][ T6675]  ? sb_set_blocksize+0x104/0x180
[  318.753668][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.753697][ T6675]  ? setup_bdev_super+0x4c1/0x5b0
[  318.753738][ T6675]  get_tree_bdev_flags+0x40e/0x4d0
[  318.753774][ T6675]  ? __pfx_gfs2_fill_super+0x10/0x10
[  318.753811][ T6675]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  318.753850][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.753889][ T6675]  gfs2_get_tree+0x51/0x1e0
[  318.753930][ T6675]  vfs_get_tree+0x92/0x2b0
[  318.753970][ T6675]  do_new_mount+0x2a2/0x9e0
[  318.754013][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.754043][ T6675]  ? ns_capable+0x8a/0xf0
[  318.754070][ T6675]  ? __pfx_do_new_mount+0x10/0x10
[  318.754108][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.754137][ T6675]  ? path_mount+0x61c/0xfe0
[  318.754174][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.754218][ T6675]  __se_sys_mount+0x317/0x410
[  318.754267][ T6675]  ? __pfx___se_sys_mount+0x10/0x10
[  318.754305][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.754343][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.754372][ T6675]  ? __x64_sys_mount+0x20/0xc0
[  318.754415][ T6675]  do_syscall_64+0xfa/0x3b0
[  318.754443][ T6675]  ? lockdep_hardirqs_on+0x9c/0x150
[  318.754469][ T6675]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.754504][ T6675]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.754533][ T6675]  ? exc_page_fault+0x9f/0xf0
[  318.754561][ T6675]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.754586][ T6675] RIP: 0033:0x7feec919034a
[  318.754609][ T6675] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  318.754632][ T6675] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  318.754659][ T6675] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  318.754679][ T6675] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  318.754699][ T6675] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  318.754722][ T6675] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  318.754740][ T6675] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  318.754780][ T6675]  </TASK>
[  319.125274][ T6675] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  319.139015][ T6675] gfs2: fsid=](_: error -17 adding sysfs files
[  319.609186][ T6680] loop1: detected capacity change from 0 to 32768
[  319.623388][ T6680] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  319.632897][ T6680] CPU: 0 UID: 0 PID: 6680 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full) 
[  319.632929][ T6680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  319.632945][ T6680] Call Trace:
[  319.632962][ T6680]  <TASK>
[  319.632973][ T6680]  dump_stack_lvl+0x189/0x250
[  319.633016][ T6680]  ? __pfx_dump_stack_lvl+0x10/0x10
[  319.633049][ T6680]  ? __pfx__printk+0x10/0x10
[  319.633094][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.633125][ T6680]  ? kernfs_path_from_node+0x250/0x290
[  319.633154][ T6680]  ? kernfs_path_from_node+0x2f/0x290
[  319.633187][ T6680]  sysfs_create_dir_ns+0x259/0x280
[  319.633218][ T6680]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  319.633249][ T6680]  ? do_raw_spin_unlock+0x122/0x240
[  319.633290][ T6680]  kobject_add_internal+0x59f/0xb40
[  319.633333][ T6680]  kobject_init_and_add+0x125/0x190
[  319.633375][ T6680]  ? __pfx_kobject_init_and_add+0x10/0x10
[  319.633406][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.633434][ T6680]  ? __raw_spin_lock_init+0x45/0x100
[  319.633469][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.633498][ T6680]  ? __init_swait_queue_head+0xa9/0x150
[  319.633536][ T6680]  gfs2_sys_fs_add+0x234/0x450
[  319.633569][ T6680]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  319.633606][ T6680]  ? is_dynamic_key+0xd6/0x1c0
[  319.633644][ T6680]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  319.633698][ T6680]  gfs2_fill_super+0x13c0/0x20d0
[  319.633764][ T6680]  ? __pfx_gfs2_fill_super+0x10/0x10
[  319.633798][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.633836][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.633866][ T6680]  ? sb_set_blocksize+0x104/0x180
[  319.633910][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.633939][ T6680]  ? setup_bdev_super+0x4c1/0x5b0
[  319.633981][ T6680]  get_tree_bdev_flags+0x40e/0x4d0
[  319.634016][ T6680]  ? __pfx_gfs2_fill_super+0x10/0x10
[  319.634053][ T6680]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  319.634093][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.634133][ T6680]  gfs2_get_tree+0x51/0x1e0
[  319.634175][ T6680]  vfs_get_tree+0x92/0x2b0
[  319.634216][ T6680]  do_new_mount+0x2a2/0x9e0
[  319.634261][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.634291][ T6680]  ? ns_capable+0x8a/0xf0
[  319.634317][ T6680]  ? __pfx_do_new_mount+0x10/0x10
[  319.634354][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.634385][ T6680]  ? path_mount+0x61c/0xfe0
[  319.634421][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.634466][ T6680]  __se_sys_mount+0x317/0x410
[  319.634526][ T6680]  ? __pfx___se_sys_mount+0x10/0x10
[  319.634568][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.634606][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.634636][ T6680]  ? __x64_sys_mount+0x20/0xc0
[  319.634680][ T6680]  do_syscall_64+0xfa/0x3b0
[  319.634708][ T6680]  ? lockdep_hardirqs_on+0x9c/0x150
[  319.634742][ T6680]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.634766][ T6680]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.634796][ T6680]  ? exc_page_fault+0x9f/0xf0
[  319.634825][ T6680]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.634850][ T6680] RIP: 0033:0x7feec919034a
[  319.634873][ T6680] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  319.634895][ T6680] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  319.634923][ T6680] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  319.634944][ T6680] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  319.634963][ T6680] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  319.634982][ T6680] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  319.635000][ T6680] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  319.635040][ T6680]  </TASK>
[  320.003095][ T6680] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  320.016734][ T6680] gfs2: fsid=](_: error -17 adding sysfs files
[  320.485866][ T6684] loop1: detected capacity change from 0 to 32768
[  320.508676][ T6684] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  320.515959][ T6684] CPU: 1 UID: 0 PID: 6684 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full) 
[  320.515992][ T6684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  320.516009][ T6684] Call Trace:
[  320.516019][ T6684]  <TASK>
[  320.516030][ T6684]  dump_stack_lvl+0x189/0x250
[  320.516073][ T6684]  ? __pfx_dump_stack_lvl+0x10/0x10
[  320.516106][ T6684]  ? __pfx__printk+0x10/0x10
[  320.516152][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.516184][ T6684]  ? kernfs_path_from_node+0x250/0x290
[  320.516214][ T6684]  ? kernfs_path_from_node+0x2f/0x290
[  320.516249][ T6684]  sysfs_create_dir_ns+0x259/0x280
[  320.516281][ T6684]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  320.516313][ T6684]  ? do_raw_spin_unlock+0x122/0x240
[  320.516353][ T6684]  kobject_add_internal+0x59f/0xb40
[  320.516397][ T6684]  kobject_init_and_add+0x125/0x190
[  320.516435][ T6684]  ? __pfx_kobject_init_and_add+0x10/0x10
[  320.516467][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.516498][ T6684]  ? __raw_spin_lock_init+0x45/0x100
[  320.516532][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.516561][ T6684]  ? __init_swait_queue_head+0xa9/0x150
[  320.516599][ T6684]  gfs2_sys_fs_add+0x234/0x450
[  320.516632][ T6684]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  320.516669][ T6684]  ? is_dynamic_key+0xd6/0x1c0
[  320.516708][ T6684]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  320.516770][ T6684]  gfs2_fill_super+0x13c0/0x20d0
[  320.516830][ T6684]  ? __pfx_gfs2_fill_super+0x10/0x10
[  320.516865][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.516903][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.516932][ T6684]  ? sb_set_blocksize+0x104/0x180
[  320.516977][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.517006][ T6684]  ? setup_bdev_super+0x4c1/0x5b0
[  320.517050][ T6684]  get_tree_bdev_flags+0x40e/0x4d0
[  320.517086][ T6684]  ? __pfx_gfs2_fill_super+0x10/0x10
[  320.517124][ T6684]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  320.517165][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.517205][ T6684]  gfs2_get_tree+0x51/0x1e0
[  320.517247][ T6684]  vfs_get_tree+0x92/0x2b0
[  320.517287][ T6684]  do_new_mount+0x2a2/0x9e0
[  320.517331][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.517360][ T6684]  ? ns_capable+0x8a/0xf0
[  320.517387][ T6684]  ? __pfx_do_new_mount+0x10/0x10
[  320.517424][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.517455][ T6684]  ? path_mount+0x61c/0xfe0
[  320.517492][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.517537][ T6684]  __se_sys_mount+0x317/0x410
[  320.517586][ T6684]  ? __pfx___se_sys_mount+0x10/0x10
[  320.517624][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.517664][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.517694][ T6684]  ? __x64_sys_mount+0x20/0xc0
[  320.517738][ T6684]  do_syscall_64+0xfa/0x3b0
[  320.517776][ T6684]  ? lockdep_hardirqs_on+0x9c/0x150
[  320.517802][ T6684]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  320.517828][ T6684]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.517856][ T6684]  ? exc_page_fault+0x9f/0xf0
[  320.517885][ T6684]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  320.517910][ T6684] RIP: 0033:0x7feec919034a
[  320.517933][ T6684] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  320.517956][ T6684] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  320.517984][ T6684] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  320.518005][ T6684] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  320.518025][ T6684] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  320.518044][ T6684] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  320.518062][ T6684] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  320.518102][ T6684]  </TASK>
[  320.518135][ T6684] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  320.905009][ T6684] gfs2: fsid=](_: error -17 adding sysfs files
[  321.388598][ T6688] loop1: detected capacity change from 0 to 32768
[  321.403073][ T6688] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  321.410569][ T6688] CPU: 1 UID: 0 PID: 6688 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full) 
[  321.410602][ T6688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  321.410620][ T6688] Call Trace:
[  321.410631][ T6688]  <TASK>
[  321.410642][ T6688]  dump_stack_lvl+0x189/0x250
[  321.410684][ T6688]  ? __pfx_dump_stack_lvl+0x10/0x10
[  321.410716][ T6688]  ? __pfx__printk+0x10/0x10
[  321.410767][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.410798][ T6688]  ? kernfs_path_from_node+0x250/0x290
[  321.410828][ T6688]  ? kernfs_path_from_node+0x2f/0x290
[  321.410862][ T6688]  sysfs_create_dir_ns+0x259/0x280
[  321.410893][ T6688]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  321.410923][ T6688]  ? do_raw_spin_unlock+0x122/0x240
[  321.410968][ T6688]  kobject_add_internal+0x59f/0xb40
[  321.411010][ T6688]  kobject_init_and_add+0x125/0x190
[  321.411047][ T6688]  ? __pfx_kobject_init_and_add+0x10/0x10
[  321.411079][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.411109][ T6688]  ? __raw_spin_lock_init+0x45/0x100
[  321.411143][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.411172][ T6688]  ? __init_swait_queue_head+0xa9/0x150
[  321.411209][ T6688]  gfs2_sys_fs_add+0x234/0x450
[  321.411242][ T6688]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  321.411277][ T6688]  ? is_dynamic_key+0xd6/0x1c0
[  321.411314][ T6688]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  321.411366][ T6688]  gfs2_fill_super+0x13c0/0x20d0
[  321.411438][ T6688]  ? __pfx_gfs2_fill_super+0x10/0x10
[  321.411473][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.411510][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.411540][ T6688]  ? sb_set_blocksize+0x104/0x180
[  321.411586][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.411616][ T6688]  ? setup_bdev_super+0x4c1/0x5b0
[  321.411658][ T6688]  get_tree_bdev_flags+0x40e/0x4d0
[  321.411696][ T6688]  ? __pfx_gfs2_fill_super+0x10/0x10
[  321.411734][ T6688]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  321.411781][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.411819][ T6688]  gfs2_get_tree+0x51/0x1e0
[  321.411859][ T6688]  vfs_get_tree+0x92/0x2b0
[  321.411899][ T6688]  do_new_mount+0x2a2/0x9e0
[  321.411944][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.411974][ T6688]  ? ns_capable+0x8a/0xf0
[  321.412001][ T6688]  ? __pfx_do_new_mount+0x10/0x10
[  321.412039][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.412069][ T6688]  ? path_mount+0x61c/0xfe0
[  321.412106][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.412150][ T6688]  __se_sys_mount+0x317/0x410
[  321.412198][ T6688]  ? __pfx___se_sys_mount+0x10/0x10
[  321.412236][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.412274][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.412304][ T6688]  ? __x64_sys_mount+0x20/0xc0
[  321.412348][ T6688]  do_syscall_64+0xfa/0x3b0
[  321.412376][ T6688]  ? lockdep_hardirqs_on+0x9c/0x150
[  321.412403][ T6688]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.412427][ T6688]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.412456][ T6688]  ? exc_page_fault+0x9f/0xf0
[  321.412484][ T6688]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.412508][ T6688] RIP: 0033:0x7feec919034a
[  321.412532][ T6688] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  321.412554][ T6688] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  321.412582][ T6688] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  321.412602][ T6688] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  321.412622][ T6688] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  321.412641][ T6688] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  321.412660][ T6688] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  321.412700][ T6688]  </TASK>
[  321.412814][ T6688] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  321.752073][ T1298] ieee802154 phy0 wpan0: encryption failed: -22
[  321.760052][ T6688] gfs2: fsid=](_: error -17 adding sysfs files
[  321.767749][ T1298] ieee802154 phy1 wpan1: encryption failed: -22
[  322.278510][ T6692] loop1: detected capacity change from 0 to 32768
[  322.313333][ T6692] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  322.322947][ T6692] CPU: 0 UID: 0 PID: 6692 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full) 
[  322.322981][ T6692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  322.322998][ T6692] Call Trace:
[  322.323009][ T6692]  <TASK>
[  322.323020][ T6692]  dump_stack_lvl+0x189/0x250
[  322.323061][ T6692]  ? __pfx_dump_stack_lvl+0x10/0x10
[  322.323093][ T6692]  ? __pfx__printk+0x10/0x10
[  322.323136][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.323166][ T6692]  ? kernfs_path_from_node+0x250/0x290
[  322.323195][ T6692]  ? kernfs_path_from_node+0x2f/0x290
[  322.323228][ T6692]  sysfs_create_dir_ns+0x259/0x280
[  322.323261][ T6692]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  322.323291][ T6692]  ? do_raw_spin_unlock+0x122/0x240
[  322.323330][ T6692]  kobject_add_internal+0x59f/0xb40
[  322.323373][ T6692]  kobject_init_and_add+0x125/0x190
[  322.323410][ T6692]  ? __pfx_kobject_init_and_add+0x10/0x10
[  322.323441][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.323470][ T6692]  ? __raw_spin_lock_init+0x45/0x100
[  322.323502][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.323532][ T6692]  ? __init_swait_queue_head+0xa9/0x150
[  322.323568][ T6692]  gfs2_sys_fs_add+0x234/0x450
[  322.323602][ T6692]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  322.323638][ T6692]  ? is_dynamic_key+0xd6/0x1c0
[  322.323677][ T6692]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  322.323736][ T6692]  gfs2_fill_super+0x13c0/0x20d0
[  322.323794][ T6692]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.323828][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.323864][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.323893][ T6692]  ? sb_set_blocksize+0x104/0x180
[  322.323936][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.323965][ T6692]  ? setup_bdev_super+0x4c1/0x5b0
[  322.324006][ T6692]  get_tree_bdev_flags+0x40e/0x4d0
[  322.324041][ T6692]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.324078][ T6692]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  322.324117][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.324156][ T6692]  gfs2_get_tree+0x51/0x1e0
[  322.324196][ T6692]  vfs_get_tree+0x92/0x2b0
[  322.324236][ T6692]  do_new_mount+0x2a2/0x9e0
[  322.324278][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.324307][ T6692]  ? ns_capable+0x8a/0xf0
[  322.324333][ T6692]  ? __pfx_do_new_mount+0x10/0x10
[  322.324370][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.324399][ T6692]  ? path_mount+0x61c/0xfe0
[  322.324434][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.324478][ T6692]  __se_sys_mount+0x317/0x410
[  322.324525][ T6692]  ? __pfx___se_sys_mount+0x10/0x10
[  322.324562][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.324600][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.324628][ T6692]  ? __x64_sys_mount+0x20/0xc0
[  322.324671][ T6692]  do_syscall_64+0xfa/0x3b0
[  322.324697][ T6692]  ? lockdep_hardirqs_on+0x9c/0x150
[  322.324734][ T6692]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.324759][ T6692]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.324787][ T6692]  ? exc_page_fault+0x9f/0xf0
[  322.324815][ T6692]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.324839][ T6692] RIP: 0033:0x7feec919034a
[  322.324861][ T6692] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  322.324883][ T6692] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  322.324912][ T6692] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  322.324932][ T6692] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  322.324952][ T6692] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  322.324971][ T6692] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  322.324989][ T6692] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  322.325030][ T6692]  </TASK>
[  322.698326][ T6692] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  322.712640][ T6692] gfs2: fsid=](_: error -17 adding sysfs files
2025/09/14 04:39:00 executed programs: 154
[  323.139460][ T6696] loop1: detected capacity change from 0 to 32768
[  323.164811][ T6696] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  323.171914][ T6696] CPU: 0 UID: 0 PID: 6696 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full) 
[  323.171947][ T6696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  323.171965][ T6696] Call Trace:
[  323.171976][ T6696]  <TASK>
[  323.171987][ T6696]  dump_stack_lvl+0x189/0x250
[  323.172032][ T6696]  ? __pfx_dump_stack_lvl+0x10/0x10
[  323.172065][ T6696]  ? __pfx__printk+0x10/0x10
[  323.172109][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.172140][ T6696]  ? kernfs_path_from_node+0x250/0x290
[  323.172169][ T6696]  ? kernfs_path_from_node+0x2f/0x290
[  323.172203][ T6696]  sysfs_create_dir_ns+0x259/0x280
[  323.172235][ T6696]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  323.172265][ T6696]  ? do_raw_spin_unlock+0x122/0x240
[  323.172306][ T6696]  kobject_add_internal+0x59f/0xb40
[  323.172350][ T6696]  kobject_init_and_add+0x125/0x190
[  323.172389][ T6696]  ? __pfx_kobject_init_and_add+0x10/0x10
[  323.172421][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.172450][ T6696]  ? __raw_spin_lock_init+0x45/0x100
[  323.172494][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.172524][ T6696]  ? __init_swait_queue_head+0xa9/0x150
[  323.172561][ T6696]  gfs2_sys_fs_add+0x234/0x450
[  323.172595][ T6696]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  323.172631][ T6696]  ? is_dynamic_key+0xd6/0x1c0
[  323.172670][ T6696]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  323.172723][ T6696]  gfs2_fill_super+0x13c0/0x20d0
[  323.172780][ T6696]  ? __pfx_gfs2_fill_super+0x10/0x10
[  323.172817][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.172853][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.172882][ T6696]  ? sb_set_blocksize+0x104/0x180
[  323.172927][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.172955][ T6696]  ? setup_bdev_super+0x4c1/0x5b0
[  323.172999][ T6696]  get_tree_bdev_flags+0x40e/0x4d0
[  323.173037][ T6696]  ? __pfx_gfs2_fill_super+0x10/0x10
[  323.173074][ T6696]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  323.173114][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.173153][ T6696]  gfs2_get_tree+0x51/0x1e0
[  323.173195][ T6696]  vfs_get_tree+0x92/0x2b0
[  323.173235][ T6696]  do_new_mount+0x2a2/0x9e0
[  323.173281][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.173311][ T6696]  ? ns_capable+0x8a/0xf0
[  323.173337][ T6696]  ? __pfx_do_new_mount+0x10/0x10
[  323.173374][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.173403][ T6696]  ? path_mount+0x61c/0xfe0
[  323.173439][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.173493][ T6696]  __se_sys_mount+0x317/0x410
[  323.173541][ T6696]  ? __pfx___se_sys_mount+0x10/0x10
[  323.173579][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.173617][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.173647][ T6696]  ? __x64_sys_mount+0x20/0xc0
[  323.173690][ T6696]  do_syscall_64+0xfa/0x3b0
[  323.173718][ T6696]  ? lockdep_hardirqs_on+0x9c/0x150
[  323.173744][ T6696]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  323.173769][ T6696]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.173800][ T6696]  ? exc_page_fault+0x9f/0xf0
[  323.173827][ T6696]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  323.173853][ T6696] RIP: 0033:0x7feec919034a
[  323.173877][ T6696] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  323.173900][ T6696] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  323.173928][ T6696] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  323.173948][ T6696] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  323.173967][ T6696] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  323.173986][ T6696] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  323.174004][ T6696] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  323.174043][ T6696]  </TASK>
[  323.174189][ T6696] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  323.559961][ T6696] gfs2: fsid=](_: error -17 adding sysfs files
[  324.031022][ T6700] loop1: detected capacity change from 0 to 32768
[  324.052328][ T6700] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  324.061675][ T6700] CPU: 0 UID: 0 PID: 6700 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full) 
[  324.061711][ T6700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  324.061729][ T6700] Call Trace:
[  324.061761][ T6700]  <TASK>
[  324.061773][ T6700]  dump_stack_lvl+0x189/0x250
[  324.061825][ T6700]  ? __pfx_dump_stack_lvl+0x10/0x10
[  324.061859][ T6700]  ? __pfx__printk+0x10/0x10
[  324.061906][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.061939][ T6700]  ? kernfs_path_from_node+0x250/0x290
[  324.061969][ T6700]  ? kernfs_path_from_node+0x2f/0x290
[  324.062004][ T6700]  sysfs_create_dir_ns+0x259/0x280
[  324.062038][ T6700]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  324.062069][ T6700]  ? do_raw_spin_unlock+0x122/0x240
[  324.062111][ T6700]  kobject_add_internal+0x59f/0xb40
[  324.062156][ T6700]  kobject_init_and_add+0x125/0x190
[  324.062195][ T6700]  ? __pfx_kobject_init_and_add+0x10/0x10
[  324.062228][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.062258][ T6700]  ? __raw_spin_lock_init+0x45/0x100
[  324.062294][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.062325][ T6700]  ? __init_swait_queue_head+0xa9/0x150
[  324.062362][ T6700]  gfs2_sys_fs_add+0x234/0x450
[  324.062398][ T6700]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  324.062436][ T6700]  ? is_dynamic_key+0xd6/0x1c0
[  324.062476][ T6700]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  324.062529][ T6700]  gfs2_fill_super+0x13c0/0x20d0
[  324.062588][ T6700]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.062624][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.062661][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.062691][ T6700]  ? sb_set_blocksize+0x104/0x180
[  324.062779][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.062809][ T6700]  ? setup_bdev_super+0x4c1/0x5b0
[  324.062858][ T6700]  get_tree_bdev_flags+0x40e/0x4d0
[  324.062896][ T6700]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.062960][ T6700]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  324.063002][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.063079][ T6700]  gfs2_get_tree+0x51/0x1e0
[  324.063123][ T6700]  vfs_get_tree+0x92/0x2b0
[  324.063166][ T6700]  do_new_mount+0x2a2/0x9e0
[  324.063210][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.063241][ T6700]  ? ns_capable+0x8a/0xf0
[  324.063268][ T6700]  ? __pfx_do_new_mount+0x10/0x10
[  324.063307][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.063337][ T6700]  ? path_mount+0x61c/0xfe0
[  324.063375][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.063419][ T6700]  __se_sys_mount+0x317/0x410
[  324.063469][ T6700]  ? __pfx___se_sys_mount+0x10/0x10
[  324.063507][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.063546][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.063577][ T6700]  ? __x64_sys_mount+0x20/0xc0
[  324.063621][ T6700]  do_syscall_64+0xfa/0x3b0
[  324.063650][ T6700]  ? lockdep_hardirqs_on+0x9c/0x150
[  324.063677][ T6700]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.063704][ T6700]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.063733][ T6700]  ? exc_page_fault+0x9f/0xf0
[  324.063780][ T6700]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.063806][ T6700] RIP: 0033:0x7feec919034a
[  324.063830][ T6700] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  324.063855][ T6700] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  324.063884][ T6700] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  324.063905][ T6700] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  324.063925][ T6700] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  324.063944][ T6700] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  324.063963][ T6700] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  324.064005][ T6700]  </TASK>
[  324.064037][ T6700] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  324.449975][ T6700] gfs2: fsid=](_: error -17 adding sysfs files
[  324.942428][ T6704] loop1: detected capacity change from 0 to 32768
[  324.962402][ T6704] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  324.976653][ T6704] CPU: 0 UID: 0 PID: 6704 Comm: syz.1.171 Not tainted syzkaller #0 PREEMPT(full) 
[  324.976690][ T6704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  324.976707][ T6704] Call Trace:
[  324.976718][ T6704]  <TASK>
[  324.976730][ T6704]  dump_stack_lvl+0x189/0x250
[  324.976775][ T6704]  ? __pfx_dump_stack_lvl+0x10/0x10
[  324.976808][ T6704]  ? __pfx__printk+0x10/0x10
[  324.976852][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.976883][ T6704]  ? kernfs_path_from_node+0x250/0x290
[  324.976912][ T6704]  ? kernfs_path_from_node+0x2f/0x290
[  324.976946][ T6704]  sysfs_create_dir_ns+0x259/0x280
[  324.976978][ T6704]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  324.977009][ T6704]  ? do_raw_spin_unlock+0x122/0x240
[  324.977049][ T6704]  kobject_add_internal+0x59f/0xb40
[  324.977093][ T6704]  kobject_init_and_add+0x125/0x190
[  324.977130][ T6704]  ? __pfx_kobject_init_and_add+0x10/0x10
[  324.977161][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.977191][ T6704]  ? __raw_spin_lock_init+0x45/0x100
[  324.977225][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.977254][ T6704]  ? __init_swait_queue_head+0xa9/0x150
[  324.977290][ T6704]  gfs2_sys_fs_add+0x234/0x450
[  324.977324][ T6704]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  324.977360][ T6704]  ? is_dynamic_key+0xd6/0x1c0
[  324.977399][ T6704]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  324.977452][ T6704]  gfs2_fill_super+0x13c0/0x20d0
[  324.977511][ T6704]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.977545][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.977594][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.977624][ T6704]  ? sb_set_blocksize+0x104/0x180
[  324.977668][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.977698][ T6704]  ? setup_bdev_super+0x4c1/0x5b0
[  324.977740][ T6704]  get_tree_bdev_flags+0x40e/0x4d0
[  324.977778][ T6704]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.977815][ T6704]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  324.977855][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.977894][ T6704]  gfs2_get_tree+0x51/0x1e0
[  324.977935][ T6704]  vfs_get_tree+0x92/0x2b0
[  324.977976][ T6704]  do_new_mount+0x2a2/0x9e0
[  324.978020][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.978050][ T6704]  ? ns_capable+0x8a/0xf0
[  324.978076][ T6704]  ? __pfx_do_new_mount+0x10/0x10
[  324.978114][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.978144][ T6704]  ? path_mount+0x61c/0xfe0
[  324.978181][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.978225][ T6704]  __se_sys_mount+0x317/0x410
[  324.978273][ T6704]  ? __pfx___se_sys_mount+0x10/0x10
[  324.978311][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.978349][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.978379][ T6704]  ? __x64_sys_mount+0x20/0xc0
[  324.978423][ T6704]  do_syscall_64+0xfa/0x3b0
[  324.978452][ T6704]  ? lockdep_hardirqs_on+0x9c/0x150
[  324.978486][ T6704]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.978511][ T6704]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.978541][ T6704]  ? exc_page_fault+0x9f/0xf0
[  324.978577][ T6704]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.978603][ T6704] RIP: 0033:0x7feec919034a
[  324.978626][ T6704] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  324.978649][ T6704] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  324.978677][ T6704] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  324.978697][ T6704] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  324.978716][ T6704] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  324.978734][ T6704] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  324.978752][ T6704] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  324.978792][ T6704]  </TASK>
[  324.978828][ T6704] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  325.365712][ T6704] gfs2: fsid=](_: error -17 adding sysfs files
[  325.842793][ T6708] loop1: detected capacity change from 0 to 32768
[  325.852909][ T6708] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  325.861071][ T6708] CPU: 0 UID: 0 PID: 6708 Comm: syz.1.172 Not tainted syzkaller #0 PREEMPT(full) 
[  325.861105][ T6708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  325.861123][ T6708] Call Trace:
[  325.861134][ T6708]  <TASK>
[  325.861146][ T6708]  dump_stack_lvl+0x189/0x250
[  325.861190][ T6708]  ? __pfx_dump_stack_lvl+0x10/0x10
[  325.861225][ T6708]  ? __pfx__printk+0x10/0x10
[  325.861272][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.861304][ T6708]  ? kernfs_path_from_node+0x250/0x290
[  325.861335][ T6708]  ? kernfs_path_from_node+0x2f/0x290
[  325.861371][ T6708]  sysfs_create_dir_ns+0x259/0x280
[  325.861405][ T6708]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  325.861438][ T6708]  ? do_raw_spin_unlock+0x122/0x240
[  325.861491][ T6708]  kobject_add_internal+0x59f/0xb40
[  325.861538][ T6708]  kobject_init_and_add+0x125/0x190
[  325.861578][ T6708]  ? __pfx_kobject_init_and_add+0x10/0x10
[  325.861613][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.861644][ T6708]  ? __raw_spin_lock_init+0x45/0x100
[  325.861680][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.861712][ T6708]  ? __init_swait_queue_head+0xa9/0x150
[  325.861751][ T6708]  gfs2_sys_fs_add+0x234/0x450
[  325.861786][ T6708]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  325.861826][ T6708]  ? is_dynamic_key+0xd6/0x1c0
[  325.861863][ T6708]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  325.861914][ T6708]  gfs2_fill_super+0x13c0/0x20d0
[  325.861970][ T6708]  ? __pfx_gfs2_fill_super+0x10/0x10
[  325.862004][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862040][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862069][ T6708]  ? sb_set_blocksize+0x104/0x180
[  325.862112][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862141][ T6708]  ? setup_bdev_super+0x4c1/0x5b0
[  325.862182][ T6708]  get_tree_bdev_flags+0x40e/0x4d0
[  325.862219][ T6708]  ? __pfx_gfs2_fill_super+0x10/0x10
[  325.862255][ T6708]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  325.862293][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862331][ T6708]  gfs2_get_tree+0x51/0x1e0
[  325.862370][ T6708]  vfs_get_tree+0x92/0x2b0
[  325.862410][ T6708]  do_new_mount+0x2a2/0x9e0
[  325.862453][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862491][ T6708]  ? ns_capable+0x8a/0xf0
[  325.862518][ T6708]  ? __pfx_do_new_mount+0x10/0x10
[  325.862556][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862584][ T6708]  ? path_mount+0x61c/0xfe0
[  325.862620][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862664][ T6708]  __se_sys_mount+0x317/0x410
[  325.862712][ T6708]  ? __pfx___se_sys_mount+0x10/0x10
[  325.862749][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862786][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862815][ T6708]  ? __x64_sys_mount+0x20/0xc0
[  325.862858][ T6708]  do_syscall_64+0xfa/0x3b0
[  325.862886][ T6708]  ? lockdep_hardirqs_on+0x9c/0x150
[  325.862912][ T6708]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.862936][ T6708]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.862965][ T6708]  ? exc_page_fault+0x9f/0xf0
[  325.862992][ T6708]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.863017][ T6708] RIP: 0033:0x7feec919034a
[  325.863039][ T6708] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  325.863061][ T6708] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  325.863089][ T6708] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  325.863109][ T6708] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  325.863128][ T6708] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  325.863147][ T6708] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  325.863165][ T6708] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  325.863205][ T6708]  </TASK>
[  325.863318][ T6708] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  326.248131][ T6708] gfs2: fsid=](_: error -17 adding sysfs files
[  326.731635][ T6712] loop1: detected capacity change from 0 to 32768
[  326.764993][ T6712] sysfs: cannot create duplicate filename '/fs/gfs2/](_'
[  326.772076][ T6712] CPU: 0 UID: 0 PID: 6712 Comm: syz.1.173 Not tainted syzkaller #0 PREEMPT(full) 
[  326.772107][ T6712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  326.772125][ T6712] Call Trace:
[  326.772136][ T6712]  <TASK>
[  326.772147][ T6712]  dump_stack_lvl+0x189/0x250
[  326.772190][ T6712]  ? __pfx_dump_stack_lvl+0x10/0x10
[  326.772222][ T6712]  ? __pfx__printk+0x10/0x10
[  326.772266][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.772298][ T6712]  ? kernfs_path_from_node+0x250/0x290
[  326.772326][ T6712]  ? kernfs_path_from_node+0x2f/0x290
[  326.772360][ T6712]  sysfs_create_dir_ns+0x259/0x280
[  326.772392][ T6712]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  326.772423][ T6712]  ? do_raw_spin_unlock+0x122/0x240
[  326.772463][ T6712]  kobject_add_internal+0x59f/0xb40
[  326.772519][ T6712]  kobject_init_and_add+0x125/0x190
[  326.772557][ T6712]  ? __pfx_kobject_init_and_add+0x10/0x10
[  326.772589][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.772618][ T6712]  ? __raw_spin_lock_init+0x45/0x100
[  326.772653][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.772683][ T6712]  ? __init_swait_queue_head+0xa9/0x150
[  326.772720][ T6712]  gfs2_sys_fs_add+0x234/0x450
[  326.772754][ T6712]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  326.772791][ T6712]  ? is_dynamic_key+0xd6/0x1c0
[  326.772830][ T6712]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  326.772884][ T6712]  gfs2_fill_super+0x13c0/0x20d0
[  326.772942][ T6712]  ? __pfx_gfs2_fill_super+0x10/0x10
[  326.772977][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773013][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773043][ T6712]  ? sb_set_blocksize+0x104/0x180
[  326.773087][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773116][ T6712]  ? setup_bdev_super+0x4c1/0x5b0
[  326.773157][ T6712]  get_tree_bdev_flags+0x40e/0x4d0
[  326.773194][ T6712]  ? __pfx_gfs2_fill_super+0x10/0x10
[  326.773230][ T6712]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  326.773271][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773311][ T6712]  gfs2_get_tree+0x51/0x1e0
[  326.773352][ T6712]  vfs_get_tree+0x92/0x2b0
[  326.773393][ T6712]  do_new_mount+0x2a2/0x9e0
[  326.773438][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773468][ T6712]  ? ns_capable+0x8a/0xf0
[  326.773506][ T6712]  ? __pfx_do_new_mount+0x10/0x10
[  326.773545][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773574][ T6712]  ? path_mount+0x61c/0xfe0
[  326.773610][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773655][ T6712]  __se_sys_mount+0x317/0x410
[  326.773709][ T6712]  ? __pfx___se_sys_mount+0x10/0x10
[  326.773746][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773785][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773814][ T6712]  ? __x64_sys_mount+0x20/0xc0
[  326.773856][ T6712]  do_syscall_64+0xfa/0x3b0
[  326.773884][ T6712]  ? lockdep_hardirqs_on+0x9c/0x150
[  326.773910][ T6712]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  326.773935][ T6712]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.773966][ T6712]  ? exc_page_fault+0x9f/0xf0
[  326.773994][ T6712]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  326.774020][ T6712] RIP: 0033:0x7feec919034a
[  326.774043][ T6712] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  326.774067][ T6712] RSP: 002b:00007fffae62e468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  326.774095][ T6712] RAX: ffffffffffffffda RBX: 00007fffae62e4f0 RCX: 00007feec919034a
[  326.774116][ T6712] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fffae62e4b0
[  326.774135][ T6712] RBP: 0000200000000000 R08: 00007fffae62e4f0 R09: 0000000000008c1b
[  326.774153][ T6712] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000200000000040
[  326.774171][ T6712] R13: 00007fffae62e4b0 R14: 000000000001272b R15: 0000200000000100
[  326.774210][ T6712]  </TASK>
[  326.774242][ T6712] kobject: kobject_add_internal failed for ](_ with -EEXIST, don't try to register things with the same name in the same directory.
[  326.898158][   T31] INFO: task syz-executor:5994 blocked for more than 143 seconds.
[  326.904832][ T6712] gfs2: fsid=](_: error -17 adding sysfs files
[  326.921249][   T31]       Not tainted syzkaller #0
[  327.191913][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  327.200714][   T31] task:syz-executor    state:D stack:21800 pid:5994  tgid:5994  ppid:1      task_flags:0x400140 flags:0x00004004
[  327.213605][   T31] Call Trace:
[  327.217007][   T31]  <TASK>
[  327.219950][   T31]  __schedule+0x1798/0x4cc0
[  327.224520][   T31]  ? __pfx___schedule+0x10/0x10
[  327.241680][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.266807][   T31]  ? schedule+0x91/0x360
[  327.271153][   T31]  schedule+0x165/0x360
[  327.276465][   T31]  bit_wait+0x11/0xd0
[  327.280486][   T31]  __wait_on_bit+0xb9/0x310
[  327.287226][   T31]  ? __pfx_bit_wait+0x10/0x10
[  327.291935][   T31]  ? __pfx_bit_wait+0x10/0x10
[  327.299166][   T31]  out_of_line_wait_on_bit+0x123/0x170
[  327.305599][   T31]  ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[  327.311609][   T31]  ? __pfx_wake_bit_function+0x10/0x10
[  327.317629][   T31]  gfs2_glock_wait+0xbd/0x2a0
[  327.322339][   T31]  __gfs2_lookup+0x117/0x270
[  327.328030][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.333685][   T31]  ? __lock_acquire+0xab9/0xd20
[  327.338984][   T31]  ? __pfx___gfs2_lookup+0x10/0x10
[  327.344113][   T31]  ? __lookup_slow+0x297/0x3d0
[  327.354780][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.360440][   T31]  ? __raw_spin_lock_init+0x45/0x100
[  327.366173][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.371823][   T31]  ? __init_waitqueue_head+0xa9/0x150
[  327.377667][   T31]  __lookup_slow+0x297/0x3d0
[  327.382282][   T31]  ? __pfx___lookup_slow+0x10/0x10
[  327.387905][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.393567][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.399617][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.405715][   T31]  ? down_read+0x1ad/0x2e0
[  327.410946][   T31]  lookup_slow+0x53/0x70
[  327.415618][   T31]  walk_component+0x2d2/0x400
[  327.420309][   T31]  ? path_lookupat+0x156/0x430
[  327.425539][   T31]  path_lookupat+0x163/0x430
[  327.430160][   T31]  filename_lookup+0x212/0x570
[  327.435344][   T31]  ? __pfx_filename_lookup+0x10/0x10
[  327.440679][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.446829][   T31]  ? strncpy_from_user+0x150/0x290
[  327.452065][   T31]  ? getname_flags+0x1e5/0x540
[  327.457263][   T31]  ? __se_sys_getdents64+0x1ee/0x260
[  327.462578][   T31]  user_path_at+0x3a/0x60
[  327.467340][   T31]  __x64_sys_umount+0xee/0x160
[  327.472131][   T31]  ? __pfx___x64_sys_umount+0x10/0x10
[  327.477918][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.483578][   T31]  ? do_syscall_64+0xbe/0x3b0
[  327.488903][   T31]  do_syscall_64+0xfa/0x3b0
[  327.493432][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  327.499298][   T31]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  327.505675][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.511970][   T31]  ? exc_page_fault+0x9f/0xf0
[  327.517109][   T31]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  327.523034][   T31] RIP: 0033:0x7ff27f78fed7
[  327.527943][   T31] RSP: 002b:00007ffd173f7958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  327.536644][   T31] RAX: ffffffffffffffda RBX: 00007ff27f811c05 RCX: 00007ff27f78fed7
[  327.544635][   T31] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd173f7a10
[  327.552992][   T31] RBP: 00007ffd173f7a10 R08: 0000000000000000 R09: 0000000000000000
[  327.561292][   T31] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffd173f8b00
[  327.569847][   T31] R13: 00007ff27f811c05 R14: 0000555569db84a8 R15: 00007ffd173facc0
[  327.578106][   T31]  </TASK>
[  327.589737][   T31] 
[  327.589737][   T31] Showing all locks held in the system:
[  327.606161][   T31] 1 lock held by khungtaskd/31:
[  327.611719][   T31]  #0: ffffffff8e13a0e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  327.622476][   T31] 2 locks held by getty/5625:
[  327.627471][   T31]  #0: ffff88814dc7e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  327.637665][   T31]  #1: ffffc900036bb2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
[  327.648273][   T31] 1 lock held by syz-executor/5994:
[  327.653479][   T31]  #0: ffff88805e6d22b8 (&type->i_mutex_dir_key#8){.+.+}-{4:4}, at: lookup_slow+0x46/0x70
[  327.663968][   T31] 2 locks held by syz.1.174/6716:
[  327.669442][   T31] 
[  327.671779][   T31] =============================================
[  327.671779][   T31] 
[  327.681519][   T31] NMI backtrace for cpu 0
[  327.681540][   T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  327.681568][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  327.681585][   T31] Call Trace:
[  327.681596][   T31]  <TASK>
[  327.681607][   T31]  dump_stack_lvl+0x189/0x250
[  327.681650][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  327.681683][   T31]  ? __pfx__printk+0x10/0x10
[  327.681734][   T31]  nmi_cpu_backtrace+0x39e/0x3d0
[  327.681776][   T31]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  327.681817][   T31]  ? __pfx__printk+0x10/0x10
[  327.681854][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.681889][   T31]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  327.681935][   T31]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  327.681975][   T31]  watchdog+0xf93/0xfe0
[  327.682020][   T31]  ? watchdog+0x1de/0xfe0
[  327.682063][   T31]  kthread+0x711/0x8a0
[  327.682101][   T31]  ? __pfx_watchdog+0x10/0x10
[  327.682136][   T31]  ? __pfx_kthread+0x10/0x10
[  327.682166][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.682199][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  327.682239][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.682268][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  327.682293][   T31]  ? __pfx_kthread+0x10/0x10
[  327.682326][   T31]  ret_from_fork+0x439/0x7d0
[  327.682358][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  327.682392][   T31]  ? __switch_to_asm+0x39/0x70
[  327.682425][   T31]  ? __switch_to_asm+0x33/0x70
[  327.682458][   T31]  ? __pfx_kthread+0x10/0x10
[  327.682498][   T31]  ret_from_fork_asm+0x1a/0x30
[  327.682551][   T31]  </TASK>
[  327.682562][   T31] Sending NMI from CPU 0 to CPUs 1:
[  327.717817][ T6716] loop1: detected capacity change from 0 to 32768
[  327.853693][    C1] NMI backtrace for cpu 1
[  327.853716][    C1] CPU: 1 UID: 0 PID: 6061 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) 
[  327.853759][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  327.853775][    C1] RIP: 0010:kmem_cache_alloc_noprof+0xef/0x3c0
[  327.853816][    C1] Code: 00 00 41 83 fc ff 74 1a 48 8b 03 48 83 f8 ff 0f 84 d3 02 00 00 48 c1 e8 3a 41 39 c4 0f 85 5d 01 00 00 41 8b 46 28 4a 8b 1c 28 <49> 8d 4f 08 49 8b 36 4c 89 e8 4c 89 fa 65 48 0f c7 0e 74 5c eb 95
[  327.853836][    C1] RSP: 0018:ffffc900038bfe30 EFLAGS: 00000246
[  327.853859][    C1] RAX: 0000000000000800 RBX: ffff88807b38d500 RCX: ffffffff92a2b930
[  327.853876][    C1] RDX: 0000000000000000 RSI: 0000000000001000 RDI: ffffffff8e2596e0
[  327.853893][    C1] RBP: 0000000000000cc0 R08: 0000000000000000 R09: ffffffff8215dcad
[  327.853909][    C1] R10: dffffc0000000000 R11: fffffbfff1f474a7 R12: 00000000ffffffff
[  327.853927][    C1] R13: ffff88807b38e600 R14: ffff88801b698640 R15: 00000000000d5921
[  327.853948][    C1] FS:  00007fa137748880(0000) GS:ffff888125d15000(0000) knlGS:0000000000000000
[  327.853969][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  327.853985][    C1] CR2: 00007fa137744000 CR3: 0000000077ea0000 CR4: 0000000000350ef0
[  327.854004][    C1] Call Trace:
[  327.854013][    C1]  <TASK>
[  327.854024][    C1]  ? getname_flags+0xb8/0x540
[  327.854052][    C1]  getname_flags+0xb8/0x540
[  327.854077][    C1]  __x64_sys_rename+0x5d/0x90
[  327.854113][    C1]  do_syscall_64+0xfa/0x3b0
[  327.854142][    C1]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  327.854165][    C1]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  327.854194][    C1]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  327.854217][    C1] RIP: 0033:0x7fa13707acc7
[  327.854236][    C1] Code: e8 5e a7 09 00 f7 d8 19 c0 5b c3 0f 1f 84 00 00 00 00 00 b8 ff ff ff ff 5b c3 66 0f 1f 84 00 00 00 00 00 b8 52 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 61 17 00 f7 d8 64 89 02 b8
[  327.854257][    C1] RSP: 002b:00007ffce63fe4d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000052
[  327.854280][    C1] RAX: ffffffffffffffda RBX: 0000555e0ab2ff60 RCX: 00007fa13707acc7
[  327.854297][    C1] RDX: 0000555e0ab0f010 RSI: 00007ffce63fe4f0 RDI: 00007ffce63fe8f0
[  327.854315][    C1] RBP: 0000555e0ab27e00 R08: 00000000000001e0 R09: 0000000000000000
[  327.854330][    C1] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce63fe4f0
[  327.854346][    C1] R13: 00007ffce63fe8f0 R14: 0000000000000000 R15: 0000555df1adf9dd
[  327.854375][    C1]  </TASK>
[  327.860179][   T31] Kernel panic - not syncing: hung_task: blocked tasks
[  327.860206][   T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  327.860236][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  327.860254][   T31] Call Trace:
[  327.860266][   T31]  <TASK>
[  327.860278][   T31]  dump_stack_lvl+0x99/0x250
[  327.860317][   T31]  ? __asan_memcpy+0x40/0x70
[  327.860350][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  327.860383][   T31]  ? __pfx__printk+0x10/0x10
[  327.860429][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.860466][   T31]  vpanic+0x281/0x750
[  327.860500][   T31]  ? __pfx_vpanic+0x10/0x10
[  327.860525][   T31]  ? __x2apic_send_IPI_mask+0x1e4/0x260
[  327.860559][   T31]  ? preempt_schedule+0xae/0xc0
[  327.860584][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.860610][   T31]  ? preempt_schedule_common+0x83/0xd0
[  327.860639][   T31]  panic+0xb9/0xc0
[  327.860669][   T31]  ? __pfx_panic+0x10/0x10
[  327.860702][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.860732][   T31]  ? preempt_schedule_thunk+0x16/0x30
[  327.860884][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.860916][   T31]  ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[  327.860959][   T31]  watchdog+0xfd2/0xfe0
[  327.861005][   T31]  ? watchdog+0x1de/0xfe0
[  327.861050][   T31]  kthread+0x711/0x8a0
[  327.861089][   T31]  ? __pfx_watchdog+0x10/0x10
[  327.861125][   T31]  ? __pfx_kthread+0x10/0x10
[  327.861156][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.861191][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  327.861231][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.861261][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  327.861286][   T31]  ? __pfx_kthread+0x10/0x10
[  327.861321][   T31]  ret_from_fork+0x439/0x7d0
[  327.861354][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  327.861389][   T31]  ? __switch_to_asm+0x39/0x70
[  327.861424][   T31]  ? __switch_to_asm+0x33/0x70
[  327.861458][   T31]  ? __pfx_kthread+0x10/0x10
[  327.861493][   T31]  ret_from_fork_asm+0x1a/0x30
[  327.861547][   T31]  </TASK>
[  328.287493][   T31] Kernel Offset: disabled
[  328.291808][   T31] Rebooting in 86400 seconds..