]  ? __pfx_gfs2_fill_super+0x10/0x10
[  280.833154][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833189][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833217][ T6699]  ? sb_set_blocksize+0x104/0x180
[  280.833254][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833282][ T6699]  ? setup_bdev_super+0x4c1/0x5b0
[  280.833320][ T6699]  get_tree_bdev_flags+0x40e/0x4d0
[  280.833354][ T6699]  ? __pfx_gfs2_fill_super+0x10/0x10
[  280.833389][ T6699]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  280.833427][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833466][ T6699]  gfs2_get_tree+0x51/0x1e0
[  280.833504][ T6699]  vfs_get_tree+0x92/0x2b0
[  280.833549][ T6699]  do_new_mount+0x2a2/0x9e0
[  280.833589][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833618][ T6699]  ? ns_capable+0x8a/0xf0
[  280.833642][ T6699]  ? __pfx_do_new_mount+0x10/0x10
[  280.833677][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833704][ T6699]  ? path_mount+0x61c/0xfe0
[  280.833739][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833781][ T6699]  __se_sys_mount+0x317/0x410
[  280.833826][ T6699]  ? __pfx___se_sys_mount+0x10/0x10
[  280.833861][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833896][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.833924][ T6699]  ? __x64_sys_mount+0x20/0xc0
[  280.833965][ T6699]  do_syscall_64+0xfa/0x3b0
[  280.834001][ T6699]  ? lockdep_hardirqs_on+0x9c/0x150
[  280.834036][ T6699]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  280.834060][ T6699]  ? srso_alias_return_thunk+0x5/0xfbef5
[  280.834088][ T6699]  ? exc_page_fault+0x9f/0xf0
[  280.834125][ T6699]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  280.834149][ T6699] RIP: 0033:0x7ff7d119038a
[  280.834171][ T6699] 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
[  280.834193][ T6699] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  280.834219][ T6699] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  280.834238][ T6699] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  280.834256][ T6699] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  280.834273][ T6699] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  280.834290][ T6699] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  280.834328][ T6699]  </TASK>
[  280.834355][ T6699] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  281.218359][ T6699] gfs2: fsid=}: error -17 adding sysfs files
[  281.663005][ T6703] loop1: detected capacity change from 0 to 32768
[  281.691234][ T6703] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  281.699308][ T6703] CPU: 0 UID: 0 PID: 6703 Comm: syz.1.142 Not tainted syzkaller #0 PREEMPT(full) 
[  281.699338][ T6703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  281.699354][ T6703] Call Trace:
[  281.699365][ T6703]  <TASK>
[  281.699375][ T6703]  dump_stack_lvl+0x189/0x250
[  281.699412][ T6703]  ? __pfx_dump_stack_lvl+0x10/0x10
[  281.699443][ T6703]  ? __pfx__printk+0x10/0x10
[  281.699484][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.699512][ T6703]  ? kernfs_path_from_node+0x250/0x290
[  281.699546][ T6703]  ? kernfs_path_from_node+0x2f/0x290
[  281.699578][ T6703]  sysfs_create_dir_ns+0x259/0x280
[  281.699609][ T6703]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  281.699638][ T6703]  ? do_raw_spin_unlock+0x122/0x240
[  281.699675][ T6703]  kobject_add_internal+0x59f/0xb40
[  281.699710][ T6703]  kobject_init_and_add+0x125/0x190
[  281.699755][ T6703]  ? __pfx_kobject_init_and_add+0x10/0x10
[  281.699795][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.699823][ T6703]  ? __raw_spin_lock_init+0x45/0x100
[  281.699855][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.699883][ T6703]  ? __init_swait_queue_head+0xa9/0x150
[  281.699918][ T6703]  gfs2_sys_fs_add+0x234/0x450
[  281.699947][ T6703]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  281.699981][ T6703]  ? is_dynamic_key+0xd6/0x1c0
[  281.700016][ T6703]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  281.700065][ T6703]  gfs2_fill_super+0x13c0/0x20d0
[  281.700118][ T6703]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.700149][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700184][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700211][ T6703]  ? sb_set_blocksize+0x104/0x180
[  281.700249][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700276][ T6703]  ? setup_bdev_super+0x4c1/0x5b0
[  281.700314][ T6703]  get_tree_bdev_flags+0x40e/0x4d0
[  281.700347][ T6703]  ? __pfx_gfs2_fill_super+0x10/0x10
[  281.700381][ T6703]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  281.700418][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700454][ T6703]  gfs2_get_tree+0x51/0x1e0
[  281.700491][ T6703]  vfs_get_tree+0x92/0x2b0
[  281.700528][ T6703]  do_new_mount+0x2a2/0x9e0
[  281.700573][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700601][ T6703]  ? ns_capable+0x8a/0xf0
[  281.700624][ T6703]  ? __pfx_do_new_mount+0x10/0x10
[  281.700659][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700687][ T6703]  ? path_mount+0x61c/0xfe0
[  281.700720][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700762][ T6703]  __se_sys_mount+0x317/0x410
[  281.700806][ T6703]  ? __pfx___se_sys_mount+0x10/0x10
[  281.700841][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700875][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.700906][ T6703]  ? __x64_sys_mount+0x20/0xc0
[  281.700947][ T6703]  do_syscall_64+0xfa/0x3b0
[  281.700983][ T6703]  ? lockdep_hardirqs_on+0x9c/0x150
[  281.701017][ T6703]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.701038][ T6703]  ? srso_alias_return_thunk+0x5/0xfbef5
[  281.701062][ T6703]  ? exc_page_fault+0x9f/0xf0
[  281.701094][ T6703]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  281.701115][ T6703] RIP: 0033:0x7ff7d119038a
[  281.701134][ T6703] 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
[  281.701153][ T6703] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  281.701176][ T6703] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  281.701192][ T6703] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  281.701208][ T6703] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  281.701224][ T6703] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  281.701238][ T6703] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  281.701271][ T6703]  </TASK>
[  281.701618][ T6703] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  282.085901][ T6703] gfs2: fsid=}: error -17 adding sysfs files
[  282.551433][ T6707] loop1: detected capacity change from 0 to 32768
[  282.564780][ T6707] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  282.572487][ T6707] CPU: 0 UID: 0 PID: 6707 Comm: syz.1.143 Not tainted syzkaller #0 PREEMPT(full) 
[  282.572517][ T6707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  282.572537][ T6707] Call Trace:
[  282.572546][ T6707]  <TASK>
[  282.572558][ T6707]  dump_stack_lvl+0x189/0x250
[  282.572596][ T6707]  ? __pfx_dump_stack_lvl+0x10/0x10
[  282.572628][ T6707]  ? __pfx__printk+0x10/0x10
[  282.572670][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.572699][ T6707]  ? kernfs_path_from_node+0x250/0x290
[  282.572726][ T6707]  ? kernfs_path_from_node+0x2f/0x290
[  282.572760][ T6707]  sysfs_create_dir_ns+0x259/0x280
[  282.572797][ T6707]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  282.572827][ T6707]  ? do_raw_spin_unlock+0x122/0x240
[  282.572865][ T6707]  kobject_add_internal+0x59f/0xb40
[  282.572900][ T6707]  kobject_init_and_add+0x125/0x190
[  282.572947][ T6707]  ? __pfx_kobject_init_and_add+0x10/0x10
[  282.572988][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573016][ T6707]  ? __raw_spin_lock_init+0x45/0x100
[  282.573049][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573077][ T6707]  ? __init_swait_queue_head+0xa9/0x150
[  282.573112][ T6707]  gfs2_sys_fs_add+0x234/0x450
[  282.573143][ T6707]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  282.573178][ T6707]  ? is_dynamic_key+0xd6/0x1c0
[  282.573214][ T6707]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  282.573264][ T6707]  gfs2_fill_super+0x13c0/0x20d0
[  282.573318][ T6707]  ? __pfx_gfs2_fill_super+0x10/0x10
[  282.573349][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573404][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573432][ T6707]  ? sb_set_blocksize+0x104/0x180
[  282.573474][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573501][ T6707]  ? setup_bdev_super+0x4c1/0x5b0
[  282.573540][ T6707]  get_tree_bdev_flags+0x40e/0x4d0
[  282.573574][ T6707]  ? __pfx_gfs2_fill_super+0x10/0x10
[  282.573609][ T6707]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  282.573645][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573682][ T6707]  gfs2_get_tree+0x51/0x1e0
[  282.573719][ T6707]  vfs_get_tree+0x92/0x2b0
[  282.573757][ T6707]  do_new_mount+0x2a2/0x9e0
[  282.573803][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573833][ T6707]  ? ns_capable+0x8a/0xf0
[  282.573858][ T6707]  ? __pfx_do_new_mount+0x10/0x10
[  282.573893][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573922][ T6707]  ? path_mount+0x61c/0xfe0
[  282.573956][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.573999][ T6707]  __se_sys_mount+0x317/0x410
[  282.574045][ T6707]  ? __pfx___se_sys_mount+0x10/0x10
[  282.574080][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.574116][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.574145][ T6707]  ? __x64_sys_mount+0x20/0xc0
[  282.574186][ T6707]  do_syscall_64+0xfa/0x3b0
[  282.574223][ T6707]  ? lockdep_hardirqs_on+0x9c/0x150
[  282.574258][ T6707]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  282.574282][ T6707]  ? srso_alias_return_thunk+0x5/0xfbef5
[  282.574309][ T6707]  ? exc_page_fault+0x9f/0xf0
[  282.574347][ T6707]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  282.574371][ T6707] RIP: 0033:0x7ff7d119038a
[  282.574393][ T6707] 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
[  282.574415][ T6707] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  282.574442][ T6707] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  282.574461][ T6707] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  282.574481][ T6707] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  282.574500][ T6707] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  282.574517][ T6707] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  282.574555][ T6707]  </TASK>
[  282.574594][ T6707] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  282.706825][ T5178] Bluetooth: hci0: command 0x0406 tx timeout
[  282.713826][ T6707] gfs2: fsid=}: error -17 adding sysfs files
[  283.414731][ T6711] loop1: detected capacity change from 0 to 32768
[  283.425783][ T6711] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  283.435033][ T6711] CPU: 1 UID: 0 PID: 6711 Comm: syz.1.144 Not tainted syzkaller #0 PREEMPT(full) 
[  283.435063][ T6711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  283.435082][ T6711] Call Trace:
[  283.435092][ T6711]  <TASK>
[  283.435103][ T6711]  dump_stack_lvl+0x189/0x250
[  283.435142][ T6711]  ? __pfx_dump_stack_lvl+0x10/0x10
[  283.435174][ T6711]  ? __pfx__printk+0x10/0x10
[  283.435215][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.435245][ T6711]  ? kernfs_path_from_node+0x250/0x290
[  283.435273][ T6711]  ? kernfs_path_from_node+0x2f/0x290
[  283.435305][ T6711]  sysfs_create_dir_ns+0x259/0x280
[  283.435336][ T6711]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  283.435365][ T6711]  ? do_raw_spin_unlock+0x122/0x240
[  283.435403][ T6711]  kobject_add_internal+0x59f/0xb40
[  283.435439][ T6711]  kobject_init_and_add+0x125/0x190
[  283.435486][ T6711]  ? __pfx_kobject_init_and_add+0x10/0x10
[  283.435526][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.435561][ T6711]  ? __raw_spin_lock_init+0x45/0x100
[  283.435593][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.435621][ T6711]  ? __init_swait_queue_head+0xa9/0x150
[  283.435656][ T6711]  gfs2_sys_fs_add+0x234/0x450
[  283.435686][ T6711]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  283.435721][ T6711]  ? is_dynamic_key+0xd6/0x1c0
[  283.435757][ T6711]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  283.435807][ T6711]  gfs2_fill_super+0x13c0/0x20d0
[  283.435861][ T6711]  ? __pfx_gfs2_fill_super+0x10/0x10
[  283.435893][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.435929][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.435957][ T6711]  ? sb_set_blocksize+0x104/0x180
[  283.435994][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.436022][ T6711]  ? setup_bdev_super+0x4c1/0x5b0
[  283.436060][ T6711]  get_tree_bdev_flags+0x40e/0x4d0
[  283.436095][ T6711]  ? __pfx_gfs2_fill_super+0x10/0x10
[  283.436129][ T6711]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  283.436166][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.436204][ T6711]  gfs2_get_tree+0x51/0x1e0
[  283.436240][ T6711]  vfs_get_tree+0x92/0x2b0
[  283.436278][ T6711]  do_new_mount+0x2a2/0x9e0
[  283.436318][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.436346][ T6711]  ? ns_capable+0x8a/0xf0
[  283.436370][ T6711]  ? __pfx_do_new_mount+0x10/0x10
[  283.436405][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.436432][ T6711]  ? path_mount+0x61c/0xfe0
[  283.436467][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.436508][ T6711]  __se_sys_mount+0x317/0x410
[  283.436559][ T6711]  ? __pfx___se_sys_mount+0x10/0x10
[  283.436594][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.436630][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.436658][ T6711]  ? __x64_sys_mount+0x20/0xc0
[  283.436698][ T6711]  do_syscall_64+0xfa/0x3b0
[  283.436734][ T6711]  ? lockdep_hardirqs_on+0x9c/0x150
[  283.436768][ T6711]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  283.436792][ T6711]  ? srso_alias_return_thunk+0x5/0xfbef5
[  283.436819][ T6711]  ? exc_page_fault+0x9f/0xf0
[  283.436857][ T6711]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  283.436882][ T6711] RIP: 0033:0x7ff7d119038a
[  283.436903][ T6711] 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
[  283.436925][ T6711] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  283.436951][ T6711] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  283.436971][ T6711] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  283.436990][ T6711] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  283.437008][ T6711] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  283.437026][ T6711] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  283.437064][ T6711]  </TASK>
[  283.437104][ T6711] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  283.821413][ T6711] gfs2: fsid=}: error -17 adding sysfs files
[  284.271940][ T6715] loop1: detected capacity change from 0 to 32768
[  284.286479][ T6715] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  284.294084][ T6715] CPU: 1 UID: 0 PID: 6715 Comm: syz.1.145 Not tainted syzkaller #0 PREEMPT(full) 
[  284.294114][ T6715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  284.294130][ T6715] Call Trace:
[  284.294140][ T6715]  <TASK>
[  284.294151][ T6715]  dump_stack_lvl+0x189/0x250
[  284.294189][ T6715]  ? __pfx_dump_stack_lvl+0x10/0x10
[  284.294220][ T6715]  ? __pfx__printk+0x10/0x10
[  284.294267][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.294296][ T6715]  ? kernfs_path_from_node+0x250/0x290
[  284.294323][ T6715]  ? kernfs_path_from_node+0x2f/0x290
[  284.294356][ T6715]  sysfs_create_dir_ns+0x259/0x280
[  284.294387][ T6715]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  284.294417][ T6715]  ? do_raw_spin_unlock+0x122/0x240
[  284.294455][ T6715]  kobject_add_internal+0x59f/0xb40
[  284.294491][ T6715]  kobject_init_and_add+0x125/0x190
[  284.294538][ T6715]  ? __pfx_kobject_init_and_add+0x10/0x10
[  284.294579][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.294608][ T6715]  ? __raw_spin_lock_init+0x45/0x100
[  284.294640][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.294668][ T6715]  ? __init_swait_queue_head+0xa9/0x150
[  284.294703][ T6715]  gfs2_sys_fs_add+0x234/0x450
[  284.294734][ T6715]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  284.294768][ T6715]  ? is_dynamic_key+0xd6/0x1c0
[  284.294808][ T6715]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  284.294859][ T6715]  gfs2_fill_super+0x13c0/0x20d0
[  284.294913][ T6715]  ? __pfx_gfs2_fill_super+0x10/0x10
[  284.294944][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.294978][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295006][ T6715]  ? sb_set_blocksize+0x104/0x180
[  284.295044][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295071][ T6715]  ? setup_bdev_super+0x4c1/0x5b0
[  284.295111][ T6715]  get_tree_bdev_flags+0x40e/0x4d0
[  284.295145][ T6715]  ? __pfx_gfs2_fill_super+0x10/0x10
[  284.295179][ T6715]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  284.295216][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295253][ T6715]  gfs2_get_tree+0x51/0x1e0
[  284.295290][ T6715]  vfs_get_tree+0x92/0x2b0
[  284.295328][ T6715]  do_new_mount+0x2a2/0x9e0
[  284.295369][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295397][ T6715]  ? ns_capable+0x8a/0xf0
[  284.295421][ T6715]  ? __pfx_do_new_mount+0x10/0x10
[  284.295456][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295484][ T6715]  ? path_mount+0x61c/0xfe0
[  284.295518][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295560][ T6715]  __se_sys_mount+0x317/0x410
[  284.295604][ T6715]  ? __pfx___se_sys_mount+0x10/0x10
[  284.295640][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295676][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295704][ T6715]  ? __x64_sys_mount+0x20/0xc0
[  284.295744][ T6715]  do_syscall_64+0xfa/0x3b0
[  284.295780][ T6715]  ? lockdep_hardirqs_on+0x9c/0x150
[  284.295819][ T6715]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  284.295843][ T6715]  ? srso_alias_return_thunk+0x5/0xfbef5
[  284.295871][ T6715]  ? exc_page_fault+0x9f/0xf0
[  284.295908][ T6715]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  284.295933][ T6715] RIP: 0033:0x7ff7d119038a
[  284.295954][ T6715] 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
[  284.295975][ T6715] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  284.296002][ T6715] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  284.296021][ T6715] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  284.296041][ T6715] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  284.296058][ T6715] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  284.296076][ T6715] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  284.296114][ T6715]  </TASK>
[  284.296734][ T6715] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  284.679860][ T6715] gfs2: fsid=}: error -17 adding sysfs files
2025/08/27 09:06:06 executed programs: 131
[  285.111745][ T6719] loop1: detected capacity change from 0 to 32768
[  285.134385][ T6719] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  285.149344][ T6719] CPU: 0 UID: 0 PID: 6719 Comm: syz.1.146 Not tainted syzkaller #0 PREEMPT(full) 
[  285.149374][ T6719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  285.149390][ T6719] Call Trace:
[  285.149401][ T6719]  <TASK>
[  285.149411][ T6719]  dump_stack_lvl+0x189/0x250
[  285.149450][ T6719]  ? __pfx_dump_stack_lvl+0x10/0x10
[  285.149482][ T6719]  ? __pfx__printk+0x10/0x10
[  285.149524][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.149561][ T6719]  ? kernfs_path_from_node+0x250/0x290
[  285.149590][ T6719]  ? kernfs_path_from_node+0x2f/0x290
[  285.149622][ T6719]  sysfs_create_dir_ns+0x259/0x280
[  285.149654][ T6719]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  285.149683][ T6719]  ? do_raw_spin_unlock+0x122/0x240
[  285.149720][ T6719]  kobject_add_internal+0x59f/0xb40
[  285.149756][ T6719]  kobject_init_and_add+0x125/0x190
[  285.149806][ T6719]  ? __pfx_kobject_init_and_add+0x10/0x10
[  285.149847][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.149875][ T6719]  ? __raw_spin_lock_init+0x45/0x100
[  285.149908][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.149937][ T6719]  ? __init_swait_queue_head+0xa9/0x150
[  285.149972][ T6719]  gfs2_sys_fs_add+0x234/0x450
[  285.150003][ T6719]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  285.150037][ T6719]  ? is_dynamic_key+0xd6/0x1c0
[  285.150073][ T6719]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  285.150123][ T6719]  gfs2_fill_super+0x13c0/0x20d0
[  285.150177][ T6719]  ? __pfx_gfs2_fill_super+0x10/0x10
[  285.150208][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150243][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150271][ T6719]  ? sb_set_blocksize+0x104/0x180
[  285.150308][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150335][ T6719]  ? setup_bdev_super+0x4c1/0x5b0
[  285.150374][ T6719]  get_tree_bdev_flags+0x40e/0x4d0
[  285.150408][ T6719]  ? __pfx_gfs2_fill_super+0x10/0x10
[  285.150442][ T6719]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  285.150479][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150517][ T6719]  gfs2_get_tree+0x51/0x1e0
[  285.150565][ T6719]  vfs_get_tree+0x92/0x2b0
[  285.150604][ T6719]  do_new_mount+0x2a2/0x9e0
[  285.150644][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150673][ T6719]  ? ns_capable+0x8a/0xf0
[  285.150697][ T6719]  ? __pfx_do_new_mount+0x10/0x10
[  285.150733][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150761][ T6719]  ? path_mount+0x61c/0xfe0
[  285.150795][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150838][ T6719]  __se_sys_mount+0x317/0x410
[  285.150883][ T6719]  ? __pfx___se_sys_mount+0x10/0x10
[  285.150919][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150955][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.150982][ T6719]  ? __x64_sys_mount+0x20/0xc0
[  285.151023][ T6719]  do_syscall_64+0xfa/0x3b0
[  285.151059][ T6719]  ? lockdep_hardirqs_on+0x9c/0x150
[  285.151093][ T6719]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  285.151117][ T6719]  ? srso_alias_return_thunk+0x5/0xfbef5
[  285.151145][ T6719]  ? exc_page_fault+0x9f/0xf0
[  285.151183][ T6719]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  285.151209][ T6719] RIP: 0033:0x7ff7d119038a
[  285.151230][ T6719] 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
[  285.151253][ T6719] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  285.151279][ T6719] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  285.151299][ T6719] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  285.151318][ T6719] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  285.151335][ T6719] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  285.151353][ T6719] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  285.151392][ T6719]  </TASK>
[  285.151419][ T6719] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  285.535918][ T6719] gfs2: fsid=}: error -17 adding sysfs files
[  285.991343][ T6723] loop1: detected capacity change from 0 to 32768
[  286.012172][ T6723] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  286.019041][ T6723] CPU: 0 UID: 0 PID: 6723 Comm: syz.1.147 Not tainted syzkaller #0 PREEMPT(full) 
[  286.019071][ T6723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  286.019087][ T6723] Call Trace:
[  286.019097][ T6723]  <TASK>
[  286.019108][ T6723]  dump_stack_lvl+0x189/0x250
[  286.019146][ T6723]  ? __pfx_dump_stack_lvl+0x10/0x10
[  286.019175][ T6723]  ? __pfx__printk+0x10/0x10
[  286.019221][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.019250][ T6723]  ? kernfs_path_from_node+0x250/0x290
[  286.019279][ T6723]  ? kernfs_path_from_node+0x2f/0x290
[  286.019312][ T6723]  sysfs_create_dir_ns+0x259/0x280
[  286.019343][ T6723]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  286.019372][ T6723]  ? do_raw_spin_unlock+0x122/0x240
[  286.019408][ T6723]  kobject_add_internal+0x59f/0xb40
[  286.019444][ T6723]  kobject_init_and_add+0x125/0x190
[  286.019491][ T6723]  ? __pfx_kobject_init_and_add+0x10/0x10
[  286.019531][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.019572][ T6723]  ? __raw_spin_lock_init+0x45/0x100
[  286.019604][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.019633][ T6723]  ? __init_swait_queue_head+0xa9/0x150
[  286.019669][ T6723]  gfs2_sys_fs_add+0x234/0x450
[  286.019699][ T6723]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  286.019733][ T6723]  ? is_dynamic_key+0xd6/0x1c0
[  286.019770][ T6723]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  286.019825][ T6723]  gfs2_fill_super+0x13c0/0x20d0
[  286.019877][ T6723]  ? __pfx_gfs2_fill_super+0x10/0x10
[  286.019908][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.019943][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.019970][ T6723]  ? sb_set_blocksize+0x104/0x180
[  286.020007][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.020035][ T6723]  ? setup_bdev_super+0x4c1/0x5b0
[  286.020074][ T6723]  get_tree_bdev_flags+0x40e/0x4d0
[  286.020107][ T6723]  ? __pfx_gfs2_fill_super+0x10/0x10
[  286.020141][ T6723]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  286.020178][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.020215][ T6723]  gfs2_get_tree+0x51/0x1e0
[  286.020251][ T6723]  vfs_get_tree+0x92/0x2b0
[  286.020289][ T6723]  do_new_mount+0x2a2/0x9e0
[  286.020329][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.020356][ T6723]  ? ns_capable+0x8a/0xf0
[  286.020381][ T6723]  ? __pfx_do_new_mount+0x10/0x10
[  286.020415][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.020443][ T6723]  ? path_mount+0x61c/0xfe0
[  286.020477][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.020518][ T6723]  __se_sys_mount+0x317/0x410
[  286.020570][ T6723]  ? __pfx___se_sys_mount+0x10/0x10
[  286.020606][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.020642][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.020669][ T6723]  ? __x64_sys_mount+0x20/0xc0
[  286.020709][ T6723]  do_syscall_64+0xfa/0x3b0
[  286.020746][ T6723]  ? lockdep_hardirqs_on+0x9c/0x150
[  286.020780][ T6723]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.020804][ T6723]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.020831][ T6723]  ? exc_page_fault+0x9f/0xf0
[  286.020868][ T6723]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.020893][ T6723] RIP: 0033:0x7ff7d119038a
[  286.020915][ T6723] 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
[  286.020938][ T6723] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.020964][ T6723] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  286.020984][ T6723] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  286.021002][ T6723] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  286.021021][ T6723] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  286.021038][ T6723] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  286.021076][ T6723]  </TASK>
[  286.390100][ T6723] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  286.403542][ T6723] gfs2: fsid=}: error -17 adding sysfs files
[  286.847237][ T6727] loop1: detected capacity change from 0 to 32768
[  286.860499][ T6727] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  286.867458][ T6727] CPU: 0 UID: 0 PID: 6727 Comm: syz.1.148 Not tainted syzkaller #0 PREEMPT(full) 
[  286.867489][ T6727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  286.867506][ T6727] Call Trace:
[  286.867516][ T6727]  <TASK>
[  286.867527][ T6727]  dump_stack_lvl+0x189/0x250
[  286.867566][ T6727]  ? __pfx_dump_stack_lvl+0x10/0x10
[  286.867598][ T6727]  ? __pfx__printk+0x10/0x10
[  286.867640][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.867670][ T6727]  ? kernfs_path_from_node+0x250/0x290
[  286.867698][ T6727]  ? kernfs_path_from_node+0x2f/0x290
[  286.867731][ T6727]  sysfs_create_dir_ns+0x259/0x280
[  286.867762][ T6727]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  286.867799][ T6727]  ? do_raw_spin_unlock+0x122/0x240
[  286.867836][ T6727]  kobject_add_internal+0x59f/0xb40
[  286.867872][ T6727]  kobject_init_and_add+0x125/0x190
[  286.867919][ T6727]  ? __pfx_kobject_init_and_add+0x10/0x10
[  286.867960][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.867990][ T6727]  ? __raw_spin_lock_init+0x45/0x100
[  286.868025][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.868055][ T6727]  ? __init_swait_queue_head+0xa9/0x150
[  286.868091][ T6727]  gfs2_sys_fs_add+0x234/0x450
[  286.868122][ T6727]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  286.868156][ T6727]  ? is_dynamic_key+0xd6/0x1c0
[  286.868192][ T6727]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  286.868244][ T6727]  gfs2_fill_super+0x13c0/0x20d0
[  286.868298][ T6727]  ? __pfx_gfs2_fill_super+0x10/0x10
[  286.868330][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.868365][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.868393][ T6727]  ? sb_set_blocksize+0x104/0x180
[  286.868431][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.868458][ T6727]  ? setup_bdev_super+0x4c1/0x5b0
[  286.868497][ T6727]  get_tree_bdev_flags+0x40e/0x4d0
[  286.868531][ T6727]  ? __pfx_gfs2_fill_super+0x10/0x10
[  286.868566][ T6727]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  286.868604][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.868642][ T6727]  gfs2_get_tree+0x51/0x1e0
[  286.868680][ T6727]  vfs_get_tree+0x92/0x2b0
[  286.868718][ T6727]  do_new_mount+0x2a2/0x9e0
[  286.868760][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.868788][ T6727]  ? ns_capable+0x8a/0xf0
[  286.868820][ T6727]  ? __pfx_do_new_mount+0x10/0x10
[  286.868856][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.868886][ T6727]  ? path_mount+0x61c/0xfe0
[  286.868920][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.868961][ T6727]  __se_sys_mount+0x317/0x410
[  286.869007][ T6727]  ? __pfx___se_sys_mount+0x10/0x10
[  286.869044][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.869080][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.869108][ T6727]  ? __x64_sys_mount+0x20/0xc0
[  286.869149][ T6727]  do_syscall_64+0xfa/0x3b0
[  286.869186][ T6727]  ? lockdep_hardirqs_on+0x9c/0x150
[  286.869226][ T6727]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.869250][ T6727]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.869277][ T6727]  ? exc_page_fault+0x9f/0xf0
[  286.869316][ T6727]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.869341][ T6727] RIP: 0033:0x7ff7d119038a
[  286.869364][ T6727] 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
[  286.869386][ T6727] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  286.869414][ T6727] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  286.869434][ T6727] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  286.869453][ T6727] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  286.869471][ T6727] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  286.869489][ T6727] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  286.869527][ T6727]  </TASK>
[  287.236676][ T6727] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  287.252071][ T6727] gfs2: fsid=}: error -17 adding sysfs files
[  287.698134][ T6731] loop1: detected capacity change from 0 to 32768
[  287.729425][ T6731] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  287.736283][ T6731] CPU: 1 UID: 0 PID: 6731 Comm: syz.1.149 Not tainted syzkaller #0 PREEMPT(full) 
[  287.736313][ T6731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  287.736329][ T6731] Call Trace:
[  287.736340][ T6731]  <TASK>
[  287.736351][ T6731]  dump_stack_lvl+0x189/0x250
[  287.736390][ T6731]  ? __pfx_dump_stack_lvl+0x10/0x10
[  287.736421][ T6731]  ? __pfx__printk+0x10/0x10
[  287.736463][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.736492][ T6731]  ? kernfs_path_from_node+0x250/0x290
[  287.736519][ T6731]  ? kernfs_path_from_node+0x2f/0x290
[  287.736559][ T6731]  sysfs_create_dir_ns+0x259/0x280
[  287.736590][ T6731]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  287.736620][ T6731]  ? do_raw_spin_unlock+0x122/0x240
[  287.736657][ T6731]  kobject_add_internal+0x59f/0xb40
[  287.736693][ T6731]  kobject_init_and_add+0x125/0x190
[  287.736740][ T6731]  ? __pfx_kobject_init_and_add+0x10/0x10
[  287.736781][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.736809][ T6731]  ? __raw_spin_lock_init+0x45/0x100
[  287.736842][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.736870][ T6731]  ? __init_swait_queue_head+0xa9/0x150
[  287.736906][ T6731]  gfs2_sys_fs_add+0x234/0x450
[  287.736936][ T6731]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  287.736969][ T6731]  ? is_dynamic_key+0xd6/0x1c0
[  287.737005][ T6731]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  287.737055][ T6731]  gfs2_fill_super+0x13c0/0x20d0
[  287.737108][ T6731]  ? __pfx_gfs2_fill_super+0x10/0x10
[  287.737139][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737173][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737201][ T6731]  ? sb_set_blocksize+0x104/0x180
[  287.737239][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737267][ T6731]  ? setup_bdev_super+0x4c1/0x5b0
[  287.737306][ T6731]  get_tree_bdev_flags+0x40e/0x4d0
[  287.737340][ T6731]  ? __pfx_gfs2_fill_super+0x10/0x10
[  287.737374][ T6731]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  287.737412][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737450][ T6731]  gfs2_get_tree+0x51/0x1e0
[  287.737486][ T6731]  vfs_get_tree+0x92/0x2b0
[  287.737523][ T6731]  do_new_mount+0x2a2/0x9e0
[  287.737571][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737599][ T6731]  ? ns_capable+0x8a/0xf0
[  287.737624][ T6731]  ? __pfx_do_new_mount+0x10/0x10
[  287.737660][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737687][ T6731]  ? path_mount+0x61c/0xfe0
[  287.737721][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737763][ T6731]  __se_sys_mount+0x317/0x410
[  287.737807][ T6731]  ? __pfx___se_sys_mount+0x10/0x10
[  287.737843][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737880][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.737908][ T6731]  ? __x64_sys_mount+0x20/0xc0
[  287.737948][ T6731]  do_syscall_64+0xfa/0x3b0
[  287.737984][ T6731]  ? lockdep_hardirqs_on+0x9c/0x150
[  287.738018][ T6731]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.738043][ T6731]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.738071][ T6731]  ? exc_page_fault+0x9f/0xf0
[  287.738109][ T6731]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.738133][ T6731] RIP: 0033:0x7ff7d119038a
[  287.738155][ T6731] 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
[  287.738177][ T6731] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  287.738203][ T6731] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  287.738222][ T6731] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  287.738241][ T6731] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  287.738259][ T6731] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  287.738276][ T6731] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  287.738314][ T6731]  </TASK>
[  287.738342][ T6731] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  288.122382][ T6731] gfs2: fsid=}: error -17 adding sysfs files
[  288.558335][ T6735] loop1: detected capacity change from 0 to 32768
[  288.572380][ T6735] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  288.579651][ T6735] CPU: 1 UID: 0 PID: 6735 Comm: syz.1.150 Not tainted syzkaller #0 PREEMPT(full) 
[  288.579681][ T6735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  288.579697][ T6735] Call Trace:
[  288.579707][ T6735]  <TASK>
[  288.579718][ T6735]  dump_stack_lvl+0x189/0x250
[  288.579757][ T6735]  ? __pfx_dump_stack_lvl+0x10/0x10
[  288.579787][ T6735]  ? __pfx__printk+0x10/0x10
[  288.579833][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.579861][ T6735]  ? kernfs_path_from_node+0x250/0x290
[  288.579889][ T6735]  ? kernfs_path_from_node+0x2f/0x290
[  288.579921][ T6735]  sysfs_create_dir_ns+0x259/0x280
[  288.579951][ T6735]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  288.579981][ T6735]  ? do_raw_spin_unlock+0x122/0x240
[  288.580019][ T6735]  kobject_add_internal+0x59f/0xb40
[  288.580054][ T6735]  kobject_init_and_add+0x125/0x190
[  288.580100][ T6735]  ? __pfx_kobject_init_and_add+0x10/0x10
[  288.580140][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.580169][ T6735]  ? __raw_spin_lock_init+0x45/0x100
[  288.580201][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.580229][ T6735]  ? __init_swait_queue_head+0xa9/0x150
[  288.580263][ T6735]  gfs2_sys_fs_add+0x234/0x450
[  288.580293][ T6735]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  288.580327][ T6735]  ? is_dynamic_key+0xd6/0x1c0
[  288.580361][ T6735]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  288.580412][ T6735]  gfs2_fill_super+0x13c0/0x20d0
[  288.580464][ T6735]  ? __pfx_gfs2_fill_super+0x10/0x10
[  288.580496][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.580531][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.580567][ T6735]  ? sb_set_blocksize+0x104/0x180
[  288.580606][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.580633][ T6735]  ? setup_bdev_super+0x4c1/0x5b0
[  288.580672][ T6735]  get_tree_bdev_flags+0x40e/0x4d0
[  288.580706][ T6735]  ? __pfx_gfs2_fill_super+0x10/0x10
[  288.580741][ T6735]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  288.580779][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.580815][ T6735]  gfs2_get_tree+0x51/0x1e0
[  288.580853][ T6735]  vfs_get_tree+0x92/0x2b0
[  288.580891][ T6735]  do_new_mount+0x2a2/0x9e0
[  288.580931][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.580959][ T6735]  ? ns_capable+0x8a/0xf0
[  288.580984][ T6735]  ? __pfx_do_new_mount+0x10/0x10
[  288.581019][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.581046][ T6735]  ? path_mount+0x61c/0xfe0
[  288.581080][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.581122][ T6735]  __se_sys_mount+0x317/0x410
[  288.581167][ T6735]  ? __pfx___se_sys_mount+0x10/0x10
[  288.581203][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.581238][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.581267][ T6735]  ? __x64_sys_mount+0x20/0xc0
[  288.581307][ T6735]  do_syscall_64+0xfa/0x3b0
[  288.581343][ T6735]  ? lockdep_hardirqs_on+0x9c/0x150
[  288.581378][ T6735]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  288.581402][ T6735]  ? srso_alias_return_thunk+0x5/0xfbef5
[  288.581431][ T6735]  ? exc_page_fault+0x9f/0xf0
[  288.581468][ T6735]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  288.581493][ T6735] RIP: 0033:0x7ff7d119038a
[  288.581515][ T6735] 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
[  288.581537][ T6735] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  288.581574][ T6735] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  288.581594][ T6735] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  288.581616][ T6735] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  288.581634][ T6735] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  288.581651][ T6735] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  288.581689][ T6735]  </TASK>
[  288.582663][ T6735] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  288.965698][ T6735] gfs2: fsid=}: error -17 adding sysfs files
[  289.397670][ T6739] loop1: detected capacity change from 0 to 32768
[  289.413478][ T6739] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  289.422489][ T6739] CPU: 0 UID: 0 PID: 6739 Comm: syz.1.151 Not tainted syzkaller #0 PREEMPT(full) 
[  289.422518][ T6739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  289.422534][ T6739] Call Trace:
[  289.422545][ T6739]  <TASK>
[  289.422556][ T6739]  dump_stack_lvl+0x189/0x250
[  289.422595][ T6739]  ? __pfx_dump_stack_lvl+0x10/0x10
[  289.422626][ T6739]  ? __pfx__printk+0x10/0x10
[  289.422669][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.422699][ T6739]  ? kernfs_path_from_node+0x250/0x290
[  289.422727][ T6739]  ? kernfs_path_from_node+0x2f/0x290
[  289.422759][ T6739]  sysfs_create_dir_ns+0x259/0x280
[  289.422791][ T6739]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  289.422827][ T6739]  ? do_raw_spin_unlock+0x122/0x240
[  289.422865][ T6739]  kobject_add_internal+0x59f/0xb40
[  289.422900][ T6739]  kobject_init_and_add+0x125/0x190
[  289.422948][ T6739]  ? __pfx_kobject_init_and_add+0x10/0x10
[  289.422989][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423018][ T6739]  ? __raw_spin_lock_init+0x45/0x100
[  289.423050][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423079][ T6739]  ? __init_swait_queue_head+0xa9/0x150
[  289.423118][ T6739]  gfs2_sys_fs_add+0x234/0x450
[  289.423148][ T6739]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  289.423182][ T6739]  ? is_dynamic_key+0xd6/0x1c0
[  289.423217][ T6739]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  289.423267][ T6739]  gfs2_fill_super+0x13c0/0x20d0
[  289.423319][ T6739]  ? __pfx_gfs2_fill_super+0x10/0x10
[  289.423349][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423383][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423411][ T6739]  ? sb_set_blocksize+0x104/0x180
[  289.423448][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423475][ T6739]  ? setup_bdev_super+0x4c1/0x5b0
[  289.423514][ T6739]  get_tree_bdev_flags+0x40e/0x4d0
[  289.423549][ T6739]  ? __pfx_gfs2_fill_super+0x10/0x10
[  289.423582][ T6739]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  289.423620][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423657][ T6739]  gfs2_get_tree+0x51/0x1e0
[  289.423694][ T6739]  vfs_get_tree+0x92/0x2b0
[  289.423731][ T6739]  do_new_mount+0x2a2/0x9e0
[  289.423772][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423803][ T6739]  ? ns_capable+0x8a/0xf0
[  289.423829][ T6739]  ? __pfx_do_new_mount+0x10/0x10
[  289.423864][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423892][ T6739]  ? path_mount+0x61c/0xfe0
[  289.423927][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.423969][ T6739]  __se_sys_mount+0x317/0x410
[  289.424016][ T6739]  ? __pfx___se_sys_mount+0x10/0x10
[  289.424052][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.424089][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.424117][ T6739]  ? __x64_sys_mount+0x20/0xc0
[  289.424158][ T6739]  do_syscall_64+0xfa/0x3b0
[  289.424195][ T6739]  ? lockdep_hardirqs_on+0x9c/0x150
[  289.424229][ T6739]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  289.424253][ T6739]  ? srso_alias_return_thunk+0x5/0xfbef5
[  289.424282][ T6739]  ? exc_page_fault+0x9f/0xf0
[  289.424319][ T6739]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  289.424344][ T6739] RIP: 0033:0x7ff7d119038a
[  289.424366][ T6739] 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
[  289.424387][ T6739] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  289.424414][ T6739] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  289.424434][ T6739] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  289.424453][ T6739] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  289.424472][ T6739] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  289.424490][ T6739] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  289.424529][ T6739]  </TASK>
[  289.424837][ T6739] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  289.808492][ T6739] gfs2: fsid=}: error -17 adding sysfs files
2025/08/27 09:06:12 executed programs: 137
[  290.254594][ T6743] loop1: detected capacity change from 0 to 32768
[  290.274506][ T6743] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  290.281974][ T6743] CPU: 1 UID: 0 PID: 6743 Comm: syz.1.152 Not tainted syzkaller #0 PREEMPT(full) 
[  290.282004][ T6743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  290.282020][ T6743] Call Trace:
[  290.282030][ T6743]  <TASK>
[  290.282040][ T6743]  dump_stack_lvl+0x189/0x250
[  290.282079][ T6743]  ? __pfx_dump_stack_lvl+0x10/0x10
[  290.282110][ T6743]  ? __pfx__printk+0x10/0x10
[  290.282151][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.282180][ T6743]  ? kernfs_path_from_node+0x250/0x290
[  290.282206][ T6743]  ? kernfs_path_from_node+0x2f/0x290
[  290.282239][ T6743]  sysfs_create_dir_ns+0x259/0x280
[  290.282270][ T6743]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  290.282299][ T6743]  ? do_raw_spin_unlock+0x122/0x240
[  290.282336][ T6743]  kobject_add_internal+0x59f/0xb40
[  290.282371][ T6743]  kobject_init_and_add+0x125/0x190
[  290.282417][ T6743]  ? __pfx_kobject_init_and_add+0x10/0x10
[  290.282456][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.282484][ T6743]  ? __raw_spin_lock_init+0x45/0x100
[  290.282515][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.282543][ T6743]  ? __init_swait_queue_head+0xa9/0x150
[  290.282583][ T6743]  gfs2_sys_fs_add+0x234/0x450
[  290.282612][ T6743]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  290.282646][ T6743]  ? is_dynamic_key+0xd6/0x1c0
[  290.282680][ T6743]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  290.282730][ T6743]  gfs2_fill_super+0x13c0/0x20d0
[  290.282782][ T6743]  ? __pfx_gfs2_fill_super+0x10/0x10
[  290.282813][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.282848][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.282876][ T6743]  ? sb_set_blocksize+0x104/0x180
[  290.282915][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.282943][ T6743]  ? setup_bdev_super+0x4c1/0x5b0
[  290.282982][ T6743]  get_tree_bdev_flags+0x40e/0x4d0
[  290.283017][ T6743]  ? __pfx_gfs2_fill_super+0x10/0x10
[  290.283051][ T6743]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  290.283089][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.283125][ T6743]  gfs2_get_tree+0x51/0x1e0
[  290.283163][ T6743]  vfs_get_tree+0x92/0x2b0
[  290.283200][ T6743]  do_new_mount+0x2a2/0x9e0
[  290.283240][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.283269][ T6743]  ? ns_capable+0x8a/0xf0
[  290.283294][ T6743]  ? __pfx_do_new_mount+0x10/0x10
[  290.283329][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.283357][ T6743]  ? path_mount+0x61c/0xfe0
[  290.283391][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.283433][ T6743]  __se_sys_mount+0x317/0x410
[  290.283477][ T6743]  ? __pfx___se_sys_mount+0x10/0x10
[  290.283512][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.283557][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.283585][ T6743]  ? __x64_sys_mount+0x20/0xc0
[  290.283625][ T6743]  do_syscall_64+0xfa/0x3b0
[  290.283661][ T6743]  ? lockdep_hardirqs_on+0x9c/0x150
[  290.283697][ T6743]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  290.283721][ T6743]  ? srso_alias_return_thunk+0x5/0xfbef5
[  290.283750][ T6743]  ? exc_page_fault+0x9f/0xf0
[  290.283788][ T6743]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  290.283812][ T6743] RIP: 0033:0x7ff7d119038a
[  290.283834][ T6743] 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
[  290.283856][ T6743] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  290.283883][ T6743] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  290.283903][ T6743] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  290.283921][ T6743] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  290.283939][ T6743] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  290.283957][ T6743] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  290.283995][ T6743]  </TASK>
[  290.284022][ T6743] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  290.667270][ T6743] gfs2: fsid=}: error -17 adding sysfs files
[  291.123771][ T6747] loop1: detected capacity change from 0 to 32768
[  291.144218][ T6747] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  291.151150][ T6747] CPU: 1 UID: 0 PID: 6747 Comm: syz.1.153 Not tainted syzkaller #0 PREEMPT(full) 
[  291.151179][ T6747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  291.151195][ T6747] Call Trace:
[  291.151205][ T6747]  <TASK>
[  291.151216][ T6747]  dump_stack_lvl+0x189/0x250
[  291.151255][ T6747]  ? __pfx_dump_stack_lvl+0x10/0x10
[  291.151287][ T6747]  ? __pfx__printk+0x10/0x10
[  291.151329][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.151359][ T6747]  ? kernfs_path_from_node+0x250/0x290
[  291.151387][ T6747]  ? kernfs_path_from_node+0x2f/0x290
[  291.151420][ T6747]  sysfs_create_dir_ns+0x259/0x280
[  291.151451][ T6747]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  291.151482][ T6747]  ? do_raw_spin_unlock+0x122/0x240
[  291.151534][ T6747]  kobject_add_internal+0x59f/0xb40
[  291.151575][ T6747]  kobject_init_and_add+0x125/0x190
[  291.151622][ T6747]  ? __pfx_kobject_init_and_add+0x10/0x10
[  291.151663][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.151691][ T6747]  ? __raw_spin_lock_init+0x45/0x100
[  291.151723][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.151750][ T6747]  ? __init_swait_queue_head+0xa9/0x150
[  291.151785][ T6747]  gfs2_sys_fs_add+0x234/0x450
[  291.151815][ T6747]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  291.151850][ T6747]  ? is_dynamic_key+0xd6/0x1c0
[  291.151885][ T6747]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  291.151935][ T6747]  gfs2_fill_super+0x13c0/0x20d0
[  291.151990][ T6747]  ? __pfx_gfs2_fill_super+0x10/0x10
[  291.152022][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152057][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152085][ T6747]  ? sb_set_blocksize+0x104/0x180
[  291.152123][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152152][ T6747]  ? setup_bdev_super+0x4c1/0x5b0
[  291.152191][ T6747]  get_tree_bdev_flags+0x40e/0x4d0
[  291.152225][ T6747]  ? __pfx_gfs2_fill_super+0x10/0x10
[  291.152260][ T6747]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  291.152298][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152336][ T6747]  gfs2_get_tree+0x51/0x1e0
[  291.152373][ T6747]  vfs_get_tree+0x92/0x2b0
[  291.152411][ T6747]  do_new_mount+0x2a2/0x9e0
[  291.152450][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152478][ T6747]  ? ns_capable+0x8a/0xf0
[  291.152503][ T6747]  ? __pfx_do_new_mount+0x10/0x10
[  291.152537][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152573][ T6747]  ? path_mount+0x61c/0xfe0
[  291.152608][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152651][ T6747]  __se_sys_mount+0x317/0x410
[  291.152696][ T6747]  ? __pfx___se_sys_mount+0x10/0x10
[  291.152732][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152769][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152797][ T6747]  ? __x64_sys_mount+0x20/0xc0
[  291.152838][ T6747]  do_syscall_64+0xfa/0x3b0
[  291.152873][ T6747]  ? lockdep_hardirqs_on+0x9c/0x150
[  291.152909][ T6747]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  291.152938][ T6747]  ? srso_alias_return_thunk+0x5/0xfbef5
[  291.152966][ T6747]  ? exc_page_fault+0x9f/0xf0
[  291.153003][ T6747]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  291.153027][ T6747] RIP: 0033:0x7ff7d119038a
[  291.153049][ T6747] 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
[  291.153071][ T6747] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  291.153096][ T6747] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  291.153116][ T6747] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  291.153134][ T6747] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  291.153152][ T6747] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  291.153170][ T6747] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  291.153208][ T6747]  </TASK>
[  291.153298][ T6747] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  291.536454][ T6747] gfs2: fsid=}: error -17 adding sysfs files
[  291.973469][ T6751] loop1: detected capacity change from 0 to 32768
[  291.994871][ T6751] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  292.001906][ T6751] CPU: 0 UID: 0 PID: 6751 Comm: syz.1.154 Not tainted syzkaller #0 PREEMPT(full) 
[  292.001937][ T6751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  292.001951][ T6751] Call Trace:
[  292.001961][ T6751]  <TASK>
[  292.001970][ T6751]  dump_stack_lvl+0x189/0x250
[  292.002005][ T6751]  ? __pfx_dump_stack_lvl+0x10/0x10
[  292.002032][ T6751]  ? __pfx__printk+0x10/0x10
[  292.002068][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.002094][ T6751]  ? kernfs_path_from_node+0x250/0x290
[  292.002117][ T6751]  ? kernfs_path_from_node+0x2f/0x290
[  292.002146][ T6751]  sysfs_create_dir_ns+0x259/0x280
[  292.002173][ T6751]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  292.002199][ T6751]  ? do_raw_spin_unlock+0x122/0x240
[  292.002232][ T6751]  kobject_add_internal+0x59f/0xb40
[  292.002262][ T6751]  kobject_init_and_add+0x125/0x190
[  292.002303][ T6751]  ? __pfx_kobject_init_and_add+0x10/0x10
[  292.002338][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.002363][ T6751]  ? __raw_spin_lock_init+0x45/0x100
[  292.002391][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.002415][ T6751]  ? __init_swait_queue_head+0xa9/0x150
[  292.002446][ T6751]  gfs2_sys_fs_add+0x234/0x450
[  292.002471][ T6751]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  292.002501][ T6751]  ? is_dynamic_key+0xd6/0x1c0
[  292.002532][ T6751]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  292.002576][ T6751]  gfs2_fill_super+0x13c0/0x20d0
[  292.002622][ T6751]  ? __pfx_gfs2_fill_super+0x10/0x10
[  292.002649][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.002679][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.002703][ T6751]  ? sb_set_blocksize+0x104/0x180
[  292.002736][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.002760][ T6751]  ? setup_bdev_super+0x4c1/0x5b0
[  292.002794][ T6751]  get_tree_bdev_flags+0x40e/0x4d0
[  292.002828][ T6751]  ? __pfx_gfs2_fill_super+0x10/0x10
[  292.002857][ T6751]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  292.002890][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.002924][ T6751]  gfs2_get_tree+0x51/0x1e0
[  292.002956][ T6751]  vfs_get_tree+0x92/0x2b0
[  292.002989][ T6751]  do_new_mount+0x2a2/0x9e0
[  292.003024][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.003048][ T6751]  ? ns_capable+0x8a/0xf0
[  292.003070][ T6751]  ? __pfx_do_new_mount+0x10/0x10
[  292.003100][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.003124][ T6751]  ? path_mount+0x61c/0xfe0
[  292.003154][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.003190][ T6751]  __se_sys_mount+0x317/0x410
[  292.003229][ T6751]  ? __pfx___se_sys_mount+0x10/0x10
[  292.003260][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.003292][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.003316][ T6751]  ? __x64_sys_mount+0x20/0xc0
[  292.003351][ T6751]  do_syscall_64+0xfa/0x3b0
[  292.003382][ T6751]  ? lockdep_hardirqs_on+0x9c/0x150
[  292.003413][ T6751]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  292.003434][ T6751]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.003458][ T6751]  ? exc_page_fault+0x9f/0xf0
[  292.003491][ T6751]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  292.003512][ T6751] RIP: 0033:0x7ff7d119038a
[  292.003531][ T6751] 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
[  292.003550][ T6751] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.003573][ T6751] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  292.003589][ T6751] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  292.003605][ T6751] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  292.003621][ T6751] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  292.003635][ T6751] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  292.003668][ T6751]  </TASK>
[  292.003700][ T6751] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  292.388134][ T6751] gfs2: fsid=}: error -17 adding sysfs files
[  292.838822][ T6755] loop1: detected capacity change from 0 to 32768
[  292.860238][ T6755] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  292.867098][ T6755] CPU: 1 UID: 0 PID: 6755 Comm: syz.1.155 Not tainted syzkaller #0 PREEMPT(full) 
[  292.867127][ T6755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  292.867144][ T6755] Call Trace:
[  292.867153][ T6755]  <TASK>
[  292.867163][ T6755]  dump_stack_lvl+0x189/0x250
[  292.867198][ T6755]  ? __pfx_dump_stack_lvl+0x10/0x10
[  292.867225][ T6755]  ? __pfx__printk+0x10/0x10
[  292.867261][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.867287][ T6755]  ? kernfs_path_from_node+0x250/0x290
[  292.867311][ T6755]  ? kernfs_path_from_node+0x2f/0x290
[  292.867339][ T6755]  sysfs_create_dir_ns+0x259/0x280
[  292.867366][ T6755]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  292.867392][ T6755]  ? do_raw_spin_unlock+0x122/0x240
[  292.867424][ T6755]  kobject_add_internal+0x59f/0xb40
[  292.867455][ T6755]  kobject_init_and_add+0x125/0x190
[  292.867496][ T6755]  ? __pfx_kobject_init_and_add+0x10/0x10
[  292.867532][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.867557][ T6755]  ? __raw_spin_lock_init+0x45/0x100
[  292.867585][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.867609][ T6755]  ? __init_swait_queue_head+0xa9/0x150
[  292.867639][ T6755]  gfs2_sys_fs_add+0x234/0x450
[  292.867666][ T6755]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  292.867695][ T6755]  ? is_dynamic_key+0xd6/0x1c0
[  292.867726][ T6755]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  292.867769][ T6755]  gfs2_fill_super+0x13c0/0x20d0
[  292.867822][ T6755]  ? __pfx_gfs2_fill_super+0x10/0x10
[  292.867849][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.867879][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.867903][ T6755]  ? sb_set_blocksize+0x104/0x180
[  292.867937][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.867961][ T6755]  ? setup_bdev_super+0x4c1/0x5b0
[  292.867995][ T6755]  get_tree_bdev_flags+0x40e/0x4d0
[  292.868025][ T6755]  ? __pfx_gfs2_fill_super+0x10/0x10
[  292.868055][ T6755]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  292.868087][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.868120][ T6755]  gfs2_get_tree+0x51/0x1e0
[  292.868152][ T6755]  vfs_get_tree+0x92/0x2b0
[  292.868185][ T6755]  do_new_mount+0x2a2/0x9e0
[  292.868220][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.868245][ T6755]  ? ns_capable+0x8a/0xf0
[  292.868266][ T6755]  ? __pfx_do_new_mount+0x10/0x10
[  292.868296][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.868320][ T6755]  ? path_mount+0x61c/0xfe0
[  292.868350][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.868386][ T6755]  __se_sys_mount+0x317/0x410
[  292.868426][ T6755]  ? __pfx___se_sys_mount+0x10/0x10
[  292.868457][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.868488][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.868512][ T6755]  ? __x64_sys_mount+0x20/0xc0
[  292.868548][ T6755]  do_syscall_64+0xfa/0x3b0
[  292.868579][ T6755]  ? lockdep_hardirqs_on+0x9c/0x150
[  292.868610][ T6755]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  292.868631][ T6755]  ? srso_alias_return_thunk+0x5/0xfbef5
[  292.868656][ T6755]  ? exc_page_fault+0x9f/0xf0
[  292.868688][ T6755]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  292.868710][ T6755] RIP: 0033:0x7ff7d119038a
[  292.868728][ T6755] 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
[  292.868747][ T6755] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  292.868770][ T6755] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  292.868787][ T6755] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  292.868808][ T6755] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  292.868823][ T6755] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  292.868838][ T6755] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  292.868870][ T6755]  </TASK>
[  292.868902][ T6755] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  293.252648][ T6755] gfs2: fsid=}: error -17 adding sysfs files
[  293.686630][ T6759] loop1: detected capacity change from 0 to 32768
[  293.703554][ T6759] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  293.719314][ T6759] CPU: 1 UID: 0 PID: 6759 Comm: syz.1.156 Not tainted syzkaller #0 PREEMPT(full) 
[  293.719344][ T6759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  293.719361][ T6759] Call Trace:
[  293.719371][ T6759]  <TASK>
[  293.719382][ T6759]  dump_stack_lvl+0x189/0x250
[  293.719421][ T6759]  ? __pfx_dump_stack_lvl+0x10/0x10
[  293.719452][ T6759]  ? __pfx__printk+0x10/0x10
[  293.719495][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.719524][ T6759]  ? kernfs_path_from_node+0x250/0x290
[  293.719551][ T6759]  ? kernfs_path_from_node+0x2f/0x290
[  293.719583][ T6759]  sysfs_create_dir_ns+0x259/0x280
[  293.719614][ T6759]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  293.719643][ T6759]  ? do_raw_spin_unlock+0x122/0x240
[  293.719680][ T6759]  kobject_add_internal+0x59f/0xb40
[  293.719716][ T6759]  kobject_init_and_add+0x125/0x190
[  293.719762][ T6759]  ? __pfx_kobject_init_and_add+0x10/0x10
[  293.719802][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.719835][ T6759]  ? __raw_spin_lock_init+0x45/0x100
[  293.719867][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.719895][ T6759]  ? __init_swait_queue_head+0xa9/0x150
[  293.719930][ T6759]  gfs2_sys_fs_add+0x234/0x450
[  293.719960][ T6759]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  293.719994][ T6759]  ? is_dynamic_key+0xd6/0x1c0
[  293.720029][ T6759]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  293.720079][ T6759]  gfs2_fill_super+0x13c0/0x20d0
[  293.720132][ T6759]  ? __pfx_gfs2_fill_super+0x10/0x10
[  293.720164][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720197][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720225][ T6759]  ? sb_set_blocksize+0x104/0x180
[  293.720262][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720291][ T6759]  ? setup_bdev_super+0x4c1/0x5b0
[  293.720329][ T6759]  get_tree_bdev_flags+0x40e/0x4d0
[  293.720363][ T6759]  ? __pfx_gfs2_fill_super+0x10/0x10
[  293.720398][ T6759]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  293.720435][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720472][ T6759]  gfs2_get_tree+0x51/0x1e0
[  293.720509][ T6759]  vfs_get_tree+0x92/0x2b0
[  293.720547][ T6759]  do_new_mount+0x2a2/0x9e0
[  293.720586][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720615][ T6759]  ? ns_capable+0x8a/0xf0
[  293.720639][ T6759]  ? __pfx_do_new_mount+0x10/0x10
[  293.720673][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720701][ T6759]  ? path_mount+0x61c/0xfe0
[  293.720734][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720776][ T6759]  __se_sys_mount+0x317/0x410
[  293.720825][ T6759]  ? __pfx___se_sys_mount+0x10/0x10
[  293.720860][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720897][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.720925][ T6759]  ? __x64_sys_mount+0x20/0xc0
[  293.720965][ T6759]  do_syscall_64+0xfa/0x3b0
[  293.721001][ T6759]  ? lockdep_hardirqs_on+0x9c/0x150
[  293.721036][ T6759]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  293.721060][ T6759]  ? srso_alias_return_thunk+0x5/0xfbef5
[  293.721088][ T6759]  ? exc_page_fault+0x9f/0xf0
[  293.721125][ T6759]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  293.721150][ T6759] RIP: 0033:0x7ff7d119038a
[  293.721171][ T6759] 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
[  293.721193][ T6759] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  293.721219][ T6759] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  293.721238][ T6759] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  293.721257][ T6759] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  293.721275][ T6759] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  293.721292][ T6759] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  293.721330][ T6759]  </TASK>
[  293.721358][ T6759] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  294.105028][ T6759] gfs2: fsid=}: error -17 adding sysfs files
[  294.544228][ T6763] loop1: detected capacity change from 0 to 32768
[  294.557469][ T6763] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  294.564691][ T6763] CPU: 1 UID: 0 PID: 6763 Comm: syz.1.157 Not tainted syzkaller #0 PREEMPT(full) 
[  294.564721][ T6763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  294.564737][ T6763] Call Trace:
[  294.564748][ T6763]  <TASK>
[  294.564759][ T6763]  dump_stack_lvl+0x189/0x250
[  294.564798][ T6763]  ? __pfx_dump_stack_lvl+0x10/0x10
[  294.564830][ T6763]  ? __pfx__printk+0x10/0x10
[  294.564867][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.564892][ T6763]  ? kernfs_path_from_node+0x250/0x290
[  294.564916][ T6763]  ? kernfs_path_from_node+0x2f/0x290
[  294.564944][ T6763]  sysfs_create_dir_ns+0x259/0x280
[  294.564971][ T6763]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  294.564997][ T6763]  ? do_raw_spin_unlock+0x122/0x240
[  294.565030][ T6763]  kobject_add_internal+0x59f/0xb40
[  294.565061][ T6763]  kobject_init_and_add+0x125/0x190
[  294.565102][ T6763]  ? __pfx_kobject_init_and_add+0x10/0x10
[  294.565138][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565162][ T6763]  ? __raw_spin_lock_init+0x45/0x100
[  294.565190][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565214][ T6763]  ? __init_swait_queue_head+0xa9/0x150
[  294.565245][ T6763]  gfs2_sys_fs_add+0x234/0x450
[  294.565271][ T6763]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  294.565300][ T6763]  ? is_dynamic_key+0xd6/0x1c0
[  294.565332][ T6763]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  294.565375][ T6763]  gfs2_fill_super+0x13c0/0x20d0
[  294.565420][ T6763]  ? __pfx_gfs2_fill_super+0x10/0x10
[  294.565447][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565477][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565501][ T6763]  ? sb_set_blocksize+0x104/0x180
[  294.565534][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565558][ T6763]  ? setup_bdev_super+0x4c1/0x5b0
[  294.565593][ T6763]  get_tree_bdev_flags+0x40e/0x4d0
[  294.565623][ T6763]  ? __pfx_gfs2_fill_super+0x10/0x10
[  294.565653][ T6763]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  294.565686][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565718][ T6763]  gfs2_get_tree+0x51/0x1e0
[  294.565750][ T6763]  vfs_get_tree+0x92/0x2b0
[  294.565783][ T6763]  do_new_mount+0x2a2/0x9e0
[  294.565826][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565851][ T6763]  ? ns_capable+0x8a/0xf0
[  294.565871][ T6763]  ? __pfx_do_new_mount+0x10/0x10
[  294.565902][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565926][ T6763]  ? path_mount+0x61c/0xfe0
[  294.565955][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.565992][ T6763]  __se_sys_mount+0x317/0x410
[  294.566032][ T6763]  ? __pfx___se_sys_mount+0x10/0x10
[  294.566063][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.566094][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.566118][ T6763]  ? __x64_sys_mount+0x20/0xc0
[  294.566153][ T6763]  do_syscall_64+0xfa/0x3b0
[  294.566185][ T6763]  ? lockdep_hardirqs_on+0x9c/0x150
[  294.566216][ T6763]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  294.566237][ T6763]  ? srso_alias_return_thunk+0x5/0xfbef5
[  294.566261][ T6763]  ? exc_page_fault+0x9f/0xf0
[  294.566294][ T6763]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  294.566315][ T6763] RIP: 0033:0x7ff7d119038a
[  294.566334][ T6763] 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
[  294.566353][ T6763] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  294.566375][ T6763] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  294.566392][ T6763] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  294.566408][ T6763] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  294.566423][ T6763] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  294.566438][ T6763] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  294.566470][ T6763]  </TASK>
[  294.566503][ T6763] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  294.950201][ T6763] gfs2: fsid=}: error -17 adding sysfs files
2025/08/27 09:06:17 executed programs: 143
[  295.389392][ T6767] loop1: detected capacity change from 0 to 32768
[  295.404556][ T6767] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  295.411614][ T6767] CPU: 1 UID: 0 PID: 6767 Comm: syz.1.158 Not tainted syzkaller #0 PREEMPT(full) 
[  295.411644][ T6767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  295.411659][ T6767] Call Trace:
[  295.411670][ T6767]  <TASK>
[  295.411680][ T6767]  dump_stack_lvl+0x189/0x250
[  295.411718][ T6767]  ? __pfx_dump_stack_lvl+0x10/0x10
[  295.411749][ T6767]  ? __pfx__printk+0x10/0x10
[  295.411790][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.411824][ T6767]  ? kernfs_path_from_node+0x250/0x290
[  295.411852][ T6767]  ? kernfs_path_from_node+0x2f/0x290
[  295.411884][ T6767]  sysfs_create_dir_ns+0x259/0x280
[  295.411915][ T6767]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  295.411944][ T6767]  ? do_raw_spin_unlock+0x122/0x240
[  295.411982][ T6767]  kobject_add_internal+0x59f/0xb40
[  295.412017][ T6767]  kobject_init_and_add+0x125/0x190
[  295.412063][ T6767]  ? __pfx_kobject_init_and_add+0x10/0x10
[  295.412103][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.412131][ T6767]  ? __raw_spin_lock_init+0x45/0x100
[  295.412163][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.412191][ T6767]  ? __init_swait_queue_head+0xa9/0x150
[  295.412226][ T6767]  gfs2_sys_fs_add+0x234/0x450
[  295.412256][ T6767]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  295.412290][ T6767]  ? is_dynamic_key+0xd6/0x1c0
[  295.412325][ T6767]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  295.412374][ T6767]  gfs2_fill_super+0x13c0/0x20d0
[  295.412427][ T6767]  ? __pfx_gfs2_fill_super+0x10/0x10
[  295.412458][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.412492][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.412519][ T6767]  ? sb_set_blocksize+0x104/0x180
[  295.412556][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.412597][ T6767]  ? setup_bdev_super+0x4c1/0x5b0
[  295.412635][ T6767]  get_tree_bdev_flags+0x40e/0x4d0
[  295.412669][ T6767]  ? __pfx_gfs2_fill_super+0x10/0x10
[  295.412704][ T6767]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  295.412748][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.412786][ T6767]  gfs2_get_tree+0x51/0x1e0
[  295.412829][ T6767]  vfs_get_tree+0x92/0x2b0
[  295.412874][ T6767]  do_new_mount+0x2a2/0x9e0
[  295.412915][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.412943][ T6767]  ? ns_capable+0x8a/0xf0
[  295.412967][ T6767]  ? __pfx_do_new_mount+0x10/0x10
[  295.413001][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.413029][ T6767]  ? path_mount+0x61c/0xfe0
[  295.413064][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.413107][ T6767]  __se_sys_mount+0x317/0x410
[  295.413153][ T6767]  ? __pfx___se_sys_mount+0x10/0x10
[  295.413189][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.413226][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.413255][ T6767]  ? __x64_sys_mount+0x20/0xc0
[  295.413296][ T6767]  do_syscall_64+0xfa/0x3b0
[  295.413333][ T6767]  ? lockdep_hardirqs_on+0x9c/0x150
[  295.413369][ T6767]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  295.413393][ T6767]  ? srso_alias_return_thunk+0x5/0xfbef5
[  295.413422][ T6767]  ? exc_page_fault+0x9f/0xf0
[  295.413460][ T6767]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  295.413484][ T6767] RIP: 0033:0x7ff7d119038a
[  295.413506][ T6767] 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
[  295.413527][ T6767] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  295.413553][ T6767] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  295.413572][ T6767] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  295.413591][ T6767] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  295.413609][ T6767] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  295.413626][ T6767] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  295.413664][ T6767]  </TASK>
[  295.413692][ T6767] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  295.796551][ T6767] gfs2: fsid=}: error -17 adding sysfs files
[  296.241857][ T6771] loop1: detected capacity change from 0 to 32768
[  296.256969][ T6771] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  296.265099][ T6771] CPU: 1 UID: 0 PID: 6771 Comm: syz.1.159 Not tainted syzkaller #0 PREEMPT(full) 
[  296.265128][ T6771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  296.265144][ T6771] Call Trace:
[  296.265154][ T6771]  <TASK>
[  296.265165][ T6771]  dump_stack_lvl+0x189/0x250
[  296.265203][ T6771]  ? __pfx_dump_stack_lvl+0x10/0x10
[  296.265234][ T6771]  ? __pfx__printk+0x10/0x10
[  296.265276][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.265305][ T6771]  ? kernfs_path_from_node+0x250/0x290
[  296.265333][ T6771]  ? kernfs_path_from_node+0x2f/0x290
[  296.265366][ T6771]  sysfs_create_dir_ns+0x259/0x280
[  296.265396][ T6771]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  296.265426][ T6771]  ? do_raw_spin_unlock+0x122/0x240
[  296.265463][ T6771]  kobject_add_internal+0x59f/0xb40
[  296.265499][ T6771]  kobject_init_and_add+0x125/0x190
[  296.265545][ T6771]  ? __pfx_kobject_init_and_add+0x10/0x10
[  296.265592][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.265620][ T6771]  ? __raw_spin_lock_init+0x45/0x100
[  296.265652][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.265680][ T6771]  ? __init_swait_queue_head+0xa9/0x150
[  296.265718][ T6771]  gfs2_sys_fs_add+0x234/0x450
[  296.265748][ T6771]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  296.265782][ T6771]  ? is_dynamic_key+0xd6/0x1c0
[  296.265818][ T6771]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  296.265870][ T6771]  gfs2_fill_super+0x13c0/0x20d0
[  296.265923][ T6771]  ? __pfx_gfs2_fill_super+0x10/0x10
[  296.265954][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.265988][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266017][ T6771]  ? sb_set_blocksize+0x104/0x180
[  296.266055][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266082][ T6771]  ? setup_bdev_super+0x4c1/0x5b0
[  296.266122][ T6771]  get_tree_bdev_flags+0x40e/0x4d0
[  296.266155][ T6771]  ? __pfx_gfs2_fill_super+0x10/0x10
[  296.266189][ T6771]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  296.266227][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266264][ T6771]  gfs2_get_tree+0x51/0x1e0
[  296.266301][ T6771]  vfs_get_tree+0x92/0x2b0
[  296.266338][ T6771]  do_new_mount+0x2a2/0x9e0
[  296.266379][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266407][ T6771]  ? ns_capable+0x8a/0xf0
[  296.266430][ T6771]  ? __pfx_do_new_mount+0x10/0x10
[  296.266464][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266492][ T6771]  ? path_mount+0x61c/0xfe0
[  296.266525][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266582][ T6771]  __se_sys_mount+0x317/0x410
[  296.266627][ T6771]  ? __pfx___se_sys_mount+0x10/0x10
[  296.266663][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266699][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266727][ T6771]  ? __x64_sys_mount+0x20/0xc0
[  296.266767][ T6771]  do_syscall_64+0xfa/0x3b0
[  296.266803][ T6771]  ? lockdep_hardirqs_on+0x9c/0x150
[  296.266838][ T6771]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  296.266862][ T6771]  ? srso_alias_return_thunk+0x5/0xfbef5
[  296.266889][ T6771]  ? exc_page_fault+0x9f/0xf0
[  296.266926][ T6771]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  296.266951][ T6771] RIP: 0033:0x7ff7d119038a
[  296.266973][ T6771] 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
[  296.266995][ T6771] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  296.267020][ T6771] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  296.267040][ T6771] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  296.267058][ T6771] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  296.267077][ T6771] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  296.267094][ T6771] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  296.267132][ T6771]  </TASK>
[  296.267158][ T6771] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  296.649736][ T6771] gfs2: fsid=}: error -17 adding sysfs files
[  297.088483][ T6775] loop1: detected capacity change from 0 to 32768
[  297.122072][ T6775] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  297.128925][ T6775] CPU: 1 UID: 0 PID: 6775 Comm: syz.1.160 Not tainted syzkaller #0 PREEMPT(full) 
[  297.128947][ T6775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  297.128959][ T6775] Call Trace:
[  297.128967][ T6775]  <TASK>
[  297.128975][ T6775]  dump_stack_lvl+0x189/0x250
[  297.129004][ T6775]  ? __pfx_dump_stack_lvl+0x10/0x10
[  297.129027][ T6775]  ? __pfx__printk+0x10/0x10
[  297.129058][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129079][ T6775]  ? kernfs_path_from_node+0x250/0x290
[  297.129099][ T6775]  ? kernfs_path_from_node+0x2f/0x290
[  297.129124][ T6775]  sysfs_create_dir_ns+0x259/0x280
[  297.129146][ T6775]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  297.129168][ T6775]  ? do_raw_spin_unlock+0x122/0x240
[  297.129196][ T6775]  kobject_add_internal+0x59f/0xb40
[  297.129233][ T6775]  kobject_init_and_add+0x125/0x190
[  297.129275][ T6775]  ? __pfx_kobject_init_and_add+0x10/0x10
[  297.129305][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129326][ T6775]  ? __raw_spin_lock_init+0x45/0x100
[  297.129350][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129370][ T6775]  ? __init_swait_queue_head+0xa9/0x150
[  297.129396][ T6775]  gfs2_sys_fs_add+0x234/0x450
[  297.129419][ T6775]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  297.129444][ T6775]  ? is_dynamic_key+0xd6/0x1c0
[  297.129470][ T6775]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  297.129507][ T6775]  gfs2_fill_super+0x13c0/0x20d0
[  297.129546][ T6775]  ? __pfx_gfs2_fill_super+0x10/0x10
[  297.129569][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129594][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129614][ T6775]  ? sb_set_blocksize+0x104/0x180
[  297.129643][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129663][ T6775]  ? setup_bdev_super+0x4c1/0x5b0
[  297.129692][ T6775]  get_tree_bdev_flags+0x40e/0x4d0
[  297.129717][ T6775]  ? __pfx_gfs2_fill_super+0x10/0x10
[  297.129743][ T6775]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  297.129771][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129798][ T6775]  gfs2_get_tree+0x51/0x1e0
[  297.129831][ T6775]  vfs_get_tree+0x92/0x2b0
[  297.129858][ T6775]  do_new_mount+0x2a2/0x9e0
[  297.129889][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129909][ T6775]  ? ns_capable+0x8a/0xf0
[  297.129927][ T6775]  ? __pfx_do_new_mount+0x10/0x10
[  297.129953][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.129974][ T6775]  ? path_mount+0x61c/0xfe0
[  297.130000][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.130031][ T6775]  __se_sys_mount+0x317/0x410
[  297.130064][ T6775]  ? __pfx___se_sys_mount+0x10/0x10
[  297.130091][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.130117][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.130138][ T6775]  ? __x64_sys_mount+0x20/0xc0
[  297.130168][ T6775]  do_syscall_64+0xfa/0x3b0
[  297.130194][ T6775]  ? lockdep_hardirqs_on+0x9c/0x150
[  297.130221][ T6775]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  297.130238][ T6775]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.130259][ T6775]  ? exc_page_fault+0x9f/0xf0
[  297.130287][ T6775]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  297.130305][ T6775] RIP: 0033:0x7ff7d119038a
[  297.130321][ T6775] 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
[  297.130337][ T6775] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.130356][ T6775] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  297.130370][ T6775] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  297.130384][ T6775] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  297.130397][ T6775] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  297.130409][ T6775] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  297.130437][ T6775]  </TASK>
[  297.497441][ T6775] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  297.511833][ T6775] gfs2: fsid=}: error -17 adding sysfs files
[  297.952479][ T6779] loop1: detected capacity change from 0 to 32768
[  297.983465][ T6779] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  297.992261][ T6779] CPU: 0 UID: 0 PID: 6779 Comm: syz.1.161 Not tainted syzkaller #0 PREEMPT(full) 
[  297.992291][ T6779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  297.992307][ T6779] Call Trace:
[  297.992317][ T6779]  <TASK>
[  297.992328][ T6779]  dump_stack_lvl+0x189/0x250
[  297.992367][ T6779]  ? __pfx_dump_stack_lvl+0x10/0x10
[  297.992398][ T6779]  ? __pfx__printk+0x10/0x10
[  297.992441][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.992470][ T6779]  ? kernfs_path_from_node+0x250/0x290
[  297.992499][ T6779]  ? kernfs_path_from_node+0x2f/0x290
[  297.992536][ T6779]  sysfs_create_dir_ns+0x259/0x280
[  297.992567][ T6779]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  297.992597][ T6779]  ? do_raw_spin_unlock+0x122/0x240
[  297.992636][ T6779]  kobject_add_internal+0x59f/0xb40
[  297.992672][ T6779]  kobject_init_and_add+0x125/0x190
[  297.992719][ T6779]  ? __pfx_kobject_init_and_add+0x10/0x10
[  297.992762][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.992790][ T6779]  ? __raw_spin_lock_init+0x45/0x100
[  297.992831][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.992860][ T6779]  ? __init_swait_queue_head+0xa9/0x150
[  297.992896][ T6779]  gfs2_sys_fs_add+0x234/0x450
[  297.992926][ T6779]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  297.992960][ T6779]  ? is_dynamic_key+0xd6/0x1c0
[  297.992995][ T6779]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  297.993045][ T6779]  gfs2_fill_super+0x13c0/0x20d0
[  297.993097][ T6779]  ? __pfx_gfs2_fill_super+0x10/0x10
[  297.993129][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993164][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993192][ T6779]  ? sb_set_blocksize+0x104/0x180
[  297.993231][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993260][ T6779]  ? setup_bdev_super+0x4c1/0x5b0
[  297.993300][ T6779]  get_tree_bdev_flags+0x40e/0x4d0
[  297.993335][ T6779]  ? __pfx_gfs2_fill_super+0x10/0x10
[  297.993369][ T6779]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  297.993408][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993446][ T6779]  gfs2_get_tree+0x51/0x1e0
[  297.993483][ T6779]  vfs_get_tree+0x92/0x2b0
[  297.993521][ T6779]  do_new_mount+0x2a2/0x9e0
[  297.993563][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993591][ T6779]  ? ns_capable+0x8a/0xf0
[  297.993615][ T6779]  ? __pfx_do_new_mount+0x10/0x10
[  297.993664][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993692][ T6779]  ? path_mount+0x61c/0xfe0
[  297.993726][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993769][ T6779]  __se_sys_mount+0x317/0x410
[  297.993814][ T6779]  ? __pfx___se_sys_mount+0x10/0x10
[  297.993857][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993894][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.993923][ T6779]  ? __x64_sys_mount+0x20/0xc0
[  297.993963][ T6779]  do_syscall_64+0xfa/0x3b0
[  297.994000][ T6779]  ? lockdep_hardirqs_on+0x9c/0x150
[  297.994036][ T6779]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  297.994060][ T6779]  ? srso_alias_return_thunk+0x5/0xfbef5
[  297.994088][ T6779]  ? exc_page_fault+0x9f/0xf0
[  297.994126][ T6779]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  297.994151][ T6779] RIP: 0033:0x7ff7d119038a
[  297.994173][ T6779] 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
[  297.994195][ T6779] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  297.994221][ T6779] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  297.994241][ T6779] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  297.994260][ T6779] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  297.994278][ T6779] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  297.994295][ T6779] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  297.994333][ T6779]  </TASK>
[  297.994374][ T6779] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  298.010529][ T5894] Bluetooth: hci1: command 0x0406 tx timeout
[  298.015578][ T6779] gfs2: fsid=}: error -17 adding sysfs files
[  298.830422][ T6783] loop1: detected capacity change from 0 to 32768
[  298.846514][ T6783] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  298.856220][ T6783] CPU: 1 UID: 0 PID: 6783 Comm: syz.1.162 Not tainted syzkaller #0 PREEMPT(full) 
[  298.856250][ T6783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  298.856266][ T6783] Call Trace:
[  298.856276][ T6783]  <TASK>
[  298.856286][ T6783]  dump_stack_lvl+0x189/0x250
[  298.856325][ T6783]  ? __pfx_dump_stack_lvl+0x10/0x10
[  298.856356][ T6783]  ? __pfx__printk+0x10/0x10
[  298.856397][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.856426][ T6783]  ? kernfs_path_from_node+0x250/0x290
[  298.856453][ T6783]  ? kernfs_path_from_node+0x2f/0x290
[  298.856486][ T6783]  sysfs_create_dir_ns+0x259/0x280
[  298.856517][ T6783]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  298.856547][ T6783]  ? do_raw_spin_unlock+0x122/0x240
[  298.856592][ T6783]  kobject_add_internal+0x59f/0xb40
[  298.856629][ T6783]  kobject_init_and_add+0x125/0x190
[  298.856675][ T6783]  ? __pfx_kobject_init_and_add+0x10/0x10
[  298.856716][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.856745][ T6783]  ? __raw_spin_lock_init+0x45/0x100
[  298.856776][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.856804][ T6783]  ? __init_swait_queue_head+0xa9/0x150
[  298.856839][ T6783]  gfs2_sys_fs_add+0x234/0x450
[  298.856869][ T6783]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  298.856902][ T6783]  ? is_dynamic_key+0xd6/0x1c0
[  298.856938][ T6783]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  298.856988][ T6783]  gfs2_fill_super+0x13c0/0x20d0
[  298.857042][ T6783]  ? __pfx_gfs2_fill_super+0x10/0x10
[  298.857074][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857108][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857136][ T6783]  ? sb_set_blocksize+0x104/0x180
[  298.857176][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857203][ T6783]  ? setup_bdev_super+0x4c1/0x5b0
[  298.857242][ T6783]  get_tree_bdev_flags+0x40e/0x4d0
[  298.857276][ T6783]  ? __pfx_gfs2_fill_super+0x10/0x10
[  298.857311][ T6783]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  298.857349][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857385][ T6783]  gfs2_get_tree+0x51/0x1e0
[  298.857423][ T6783]  vfs_get_tree+0x92/0x2b0
[  298.857460][ T6783]  do_new_mount+0x2a2/0x9e0
[  298.857500][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857528][ T6783]  ? ns_capable+0x8a/0xf0
[  298.857552][ T6783]  ? __pfx_do_new_mount+0x10/0x10
[  298.857597][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857626][ T6783]  ? path_mount+0x61c/0xfe0
[  298.857660][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857703][ T6783]  __se_sys_mount+0x317/0x410
[  298.857747][ T6783]  ? __pfx___se_sys_mount+0x10/0x10
[  298.857784][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857820][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.857848][ T6783]  ? __x64_sys_mount+0x20/0xc0
[  298.857889][ T6783]  do_syscall_64+0xfa/0x3b0
[  298.857925][ T6783]  ? lockdep_hardirqs_on+0x9c/0x150
[  298.857960][ T6783]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  298.857984][ T6783]  ? srso_alias_return_thunk+0x5/0xfbef5
[  298.858012][ T6783]  ? exc_page_fault+0x9f/0xf0
[  298.858049][ T6783]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  298.858073][ T6783] RIP: 0033:0x7ff7d119038a
[  298.858094][ T6783] 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
[  298.858116][ T6783] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  298.858142][ T6783] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  298.858161][ T6783] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  298.858181][ T6783] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  298.858199][ T6783] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  298.858216][ T6783] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  298.858254][ T6783]  </TASK>
[  298.858282][ T6783] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  299.241779][ T6783] gfs2: fsid=}: error -17 adding sysfs files
[  299.676373][ T6787] loop1: detected capacity change from 0 to 32768
[  299.692468][ T6787] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  299.699601][ T6787] CPU: 0 UID: 0 PID: 6787 Comm: syz.1.163 Not tainted syzkaller #0 PREEMPT(full) 
[  299.699632][ T6787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  299.699648][ T6787] Call Trace:
[  299.699659][ T6787]  <TASK>
[  299.699669][ T6787]  dump_stack_lvl+0x189/0x250
[  299.699709][ T6787]  ? __pfx_dump_stack_lvl+0x10/0x10
[  299.699740][ T6787]  ? __pfx__printk+0x10/0x10
[  299.699782][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.699817][ T6787]  ? kernfs_path_from_node+0x250/0x290
[  299.699845][ T6787]  ? kernfs_path_from_node+0x2f/0x290
[  299.699879][ T6787]  sysfs_create_dir_ns+0x259/0x280
[  299.699911][ T6787]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  299.699941][ T6787]  ? do_raw_spin_unlock+0x122/0x240
[  299.699979][ T6787]  kobject_add_internal+0x59f/0xb40
[  299.700015][ T6787]  kobject_init_and_add+0x125/0x190
[  299.700062][ T6787]  ? __pfx_kobject_init_and_add+0x10/0x10
[  299.700103][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.700132][ T6787]  ? __raw_spin_lock_init+0x45/0x100
[  299.700164][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.700192][ T6787]  ? __init_swait_queue_head+0xa9/0x150
[  299.700227][ T6787]  gfs2_sys_fs_add+0x234/0x450
[  299.700258][ T6787]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  299.700292][ T6787]  ? is_dynamic_key+0xd6/0x1c0
[  299.700327][ T6787]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  299.700378][ T6787]  gfs2_fill_super+0x13c0/0x20d0
[  299.700432][ T6787]  ? __pfx_gfs2_fill_super+0x10/0x10
[  299.700465][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.700500][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.700528][ T6787]  ? sb_set_blocksize+0x104/0x180
[  299.700567][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.700595][ T6787]  ? setup_bdev_super+0x4c1/0x5b0
[  299.700635][ T6787]  get_tree_bdev_flags+0x40e/0x4d0
[  299.700669][ T6787]  ? __pfx_gfs2_fill_super+0x10/0x10
[  299.700705][ T6787]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  299.700743][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.700780][ T6787]  gfs2_get_tree+0x51/0x1e0
[  299.700827][ T6787]  vfs_get_tree+0x92/0x2b0
[  299.700866][ T6787]  do_new_mount+0x2a2/0x9e0
[  299.700906][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.700934][ T6787]  ? ns_capable+0x8a/0xf0
[  299.700959][ T6787]  ? __pfx_do_new_mount+0x10/0x10
[  299.700996][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.701024][ T6787]  ? path_mount+0x61c/0xfe0
[  299.701076][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.701119][ T6787]  __se_sys_mount+0x317/0x410
[  299.701164][ T6787]  ? __pfx___se_sys_mount+0x10/0x10
[  299.701200][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.701236][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.701265][ T6787]  ? __x64_sys_mount+0x20/0xc0
[  299.701306][ T6787]  do_syscall_64+0xfa/0x3b0
[  299.701343][ T6787]  ? lockdep_hardirqs_on+0x9c/0x150
[  299.701379][ T6787]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  299.701403][ T6787]  ? srso_alias_return_thunk+0x5/0xfbef5
[  299.701431][ T6787]  ? exc_page_fault+0x9f/0xf0
[  299.701469][ T6787]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  299.701493][ T6787] RIP: 0033:0x7ff7d119038a
[  299.701516][ T6787] 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
[  299.701537][ T6787] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  299.701564][ T6787] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  299.701584][ T6787] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  299.701602][ T6787] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  299.701620][ T6787] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  299.701638][ T6787] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  299.701677][ T6787]  </TASK>
[  299.701706][ T6787] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  300.085602][ T6787] gfs2: fsid=}: error -17 adding sysfs files
2025/08/27 09:06:22 executed programs: 149
[  300.524853][ T6791] loop1: detected capacity change from 0 to 32768
[  300.538216][ T6791] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  300.545886][ T6791] CPU: 1 UID: 0 PID: 6791 Comm: syz.1.164 Not tainted syzkaller #0 PREEMPT(full) 
[  300.545916][ T6791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  300.545932][ T6791] Call Trace:
[  300.545942][ T6791]  <TASK>
[  300.545953][ T6791]  dump_stack_lvl+0x189/0x250
[  300.545993][ T6791]  ? __pfx_dump_stack_lvl+0x10/0x10
[  300.546025][ T6791]  ? __pfx__printk+0x10/0x10
[  300.546066][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.546096][ T6791]  ? kernfs_path_from_node+0x250/0x290
[  300.546123][ T6791]  ? kernfs_path_from_node+0x2f/0x290
[  300.546156][ T6791]  sysfs_create_dir_ns+0x259/0x280
[  300.546186][ T6791]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  300.546216][ T6791]  ? do_raw_spin_unlock+0x122/0x240
[  300.546254][ T6791]  kobject_add_internal+0x59f/0xb40
[  300.546290][ T6791]  kobject_init_and_add+0x125/0x190
[  300.546338][ T6791]  ? __pfx_kobject_init_and_add+0x10/0x10
[  300.546380][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.546409][ T6791]  ? __raw_spin_lock_init+0x45/0x100
[  300.546441][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.546470][ T6791]  ? __init_swait_queue_head+0xa9/0x150
[  300.546526][ T6791]  gfs2_sys_fs_add+0x234/0x450
[  300.546556][ T6791]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  300.546590][ T6791]  ? is_dynamic_key+0xd6/0x1c0
[  300.546625][ T6791]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  300.546676][ T6791]  gfs2_fill_super+0x13c0/0x20d0
[  300.546729][ T6791]  ? __pfx_gfs2_fill_super+0x10/0x10
[  300.546760][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.546795][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.546829][ T6791]  ? sb_set_blocksize+0x104/0x180
[  300.546867][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.546895][ T6791]  ? setup_bdev_super+0x4c1/0x5b0
[  300.546935][ T6791]  get_tree_bdev_flags+0x40e/0x4d0
[  300.546971][ T6791]  ? __pfx_gfs2_fill_super+0x10/0x10
[  300.547005][ T6791]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  300.547044][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.547082][ T6791]  gfs2_get_tree+0x51/0x1e0
[  300.547120][ T6791]  vfs_get_tree+0x92/0x2b0
[  300.547158][ T6791]  do_new_mount+0x2a2/0x9e0
[  300.547199][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.547226][ T6791]  ? ns_capable+0x8a/0xf0
[  300.547251][ T6791]  ? __pfx_do_new_mount+0x10/0x10
[  300.547287][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.547315][ T6791]  ? path_mount+0x61c/0xfe0
[  300.547349][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.547392][ T6791]  __se_sys_mount+0x317/0x410
[  300.547436][ T6791]  ? __pfx___se_sys_mount+0x10/0x10
[  300.547472][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.547508][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.547537][ T6791]  ? __x64_sys_mount+0x20/0xc0
[  300.547579][ T6791]  do_syscall_64+0xfa/0x3b0
[  300.547617][ T6791]  ? lockdep_hardirqs_on+0x9c/0x150
[  300.547652][ T6791]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  300.547677][ T6791]  ? srso_alias_return_thunk+0x5/0xfbef5
[  300.547705][ T6791]  ? exc_page_fault+0x9f/0xf0
[  300.547744][ T6791]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  300.547769][ T6791] RIP: 0033:0x7ff7d119038a
[  300.547790][ T6791] 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
[  300.547820][ T6791] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  300.547846][ T6791] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  300.547866][ T6791] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  300.547886][ T6791] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  300.547903][ T6791] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  300.547921][ T6791] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  300.547959][ T6791]  </TASK>
[  300.547986][ T6791] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  300.931087][ T6791] gfs2: fsid=}: error -17 adding sysfs files
[  301.368608][ T6795] loop1: detected capacity change from 0 to 32768
[  301.384876][ T6795] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  301.392341][ T6795] CPU: 0 UID: 0 PID: 6795 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full) 
[  301.392371][ T6795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  301.392387][ T6795] Call Trace:
[  301.392397][ T6795]  <TASK>
[  301.392408][ T6795]  dump_stack_lvl+0x189/0x250
[  301.392447][ T6795]  ? __pfx_dump_stack_lvl+0x10/0x10
[  301.392478][ T6795]  ? __pfx__printk+0x10/0x10
[  301.392520][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.392550][ T6795]  ? kernfs_path_from_node+0x250/0x290
[  301.392587][ T6795]  ? kernfs_path_from_node+0x2f/0x290
[  301.392619][ T6795]  sysfs_create_dir_ns+0x259/0x280
[  301.392650][ T6795]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  301.392680][ T6795]  ? do_raw_spin_unlock+0x122/0x240
[  301.392717][ T6795]  kobject_add_internal+0x59f/0xb40
[  301.392753][ T6795]  kobject_init_and_add+0x125/0x190
[  301.392799][ T6795]  ? __pfx_kobject_init_and_add+0x10/0x10
[  301.392839][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.392867][ T6795]  ? __raw_spin_lock_init+0x45/0x100
[  301.392899][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.392927][ T6795]  ? __init_swait_queue_head+0xa9/0x150
[  301.392963][ T6795]  gfs2_sys_fs_add+0x234/0x450
[  301.392993][ T6795]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  301.393027][ T6795]  ? is_dynamic_key+0xd6/0x1c0
[  301.393063][ T6795]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  301.393113][ T6795]  gfs2_fill_super+0x13c0/0x20d0
[  301.393167][ T6795]  ? __pfx_gfs2_fill_super+0x10/0x10
[  301.393198][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393233][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393261][ T6795]  ? sb_set_blocksize+0x104/0x180
[  301.393299][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393326][ T6795]  ? setup_bdev_super+0x4c1/0x5b0
[  301.393366][ T6795]  get_tree_bdev_flags+0x40e/0x4d0
[  301.393401][ T6795]  ? __pfx_gfs2_fill_super+0x10/0x10
[  301.393434][ T6795]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  301.393472][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393509][ T6795]  gfs2_get_tree+0x51/0x1e0
[  301.393546][ T6795]  vfs_get_tree+0x92/0x2b0
[  301.393591][ T6795]  do_new_mount+0x2a2/0x9e0
[  301.393632][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393660][ T6795]  ? ns_capable+0x8a/0xf0
[  301.393685][ T6795]  ? __pfx_do_new_mount+0x10/0x10
[  301.393721][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393749][ T6795]  ? path_mount+0x61c/0xfe0
[  301.393783][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393826][ T6795]  __se_sys_mount+0x317/0x410
[  301.393871][ T6795]  ? __pfx___se_sys_mount+0x10/0x10
[  301.393907][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393943][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.393972][ T6795]  ? __x64_sys_mount+0x20/0xc0
[  301.394016][ T6795]  do_syscall_64+0xfa/0x3b0
[  301.394053][ T6795]  ? lockdep_hardirqs_on+0x9c/0x150
[  301.394088][ T6795]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  301.394112][ T6795]  ? srso_alias_return_thunk+0x5/0xfbef5
[  301.394140][ T6795]  ? exc_page_fault+0x9f/0xf0
[  301.394177][ T6795]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  301.394201][ T6795] RIP: 0033:0x7ff7d119038a
[  301.394223][ T6795] 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
[  301.394244][ T6795] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  301.394270][ T6795] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  301.394290][ T6795] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  301.394309][ T6795] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  301.394327][ T6795] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  301.394345][ T6795] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  301.394383][ T6795]  </TASK>
[  301.394410][ T6795] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  301.777831][ T6795] gfs2: fsid=}: error -17 adding sysfs files
[  302.222223][ T6799] loop1: detected capacity change from 0 to 32768
[  302.238951][ T6799] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  302.245915][ T6799] CPU: 1 UID: 0 PID: 6799 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full) 
[  302.245944][ T6799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  302.245961][ T6799] Call Trace:
[  302.245971][ T6799]  <TASK>
[  302.245982][ T6799]  dump_stack_lvl+0x189/0x250
[  302.246021][ T6799]  ? __pfx_dump_stack_lvl+0x10/0x10
[  302.246052][ T6799]  ? __pfx__printk+0x10/0x10
[  302.246095][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.246123][ T6799]  ? kernfs_path_from_node+0x250/0x290
[  302.246151][ T6799]  ? kernfs_path_from_node+0x2f/0x290
[  302.246184][ T6799]  sysfs_create_dir_ns+0x259/0x280
[  302.246215][ T6799]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  302.246245][ T6799]  ? do_raw_spin_unlock+0x122/0x240
[  302.246283][ T6799]  kobject_add_internal+0x59f/0xb40
[  302.246318][ T6799]  kobject_init_and_add+0x125/0x190
[  302.246365][ T6799]  ? __pfx_kobject_init_and_add+0x10/0x10
[  302.246405][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.246433][ T6799]  ? __raw_spin_lock_init+0x45/0x100
[  302.246466][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.246493][ T6799]  ? __init_swait_queue_head+0xa9/0x150
[  302.246529][ T6799]  gfs2_sys_fs_add+0x234/0x450
[  302.246566][ T6799]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  302.246600][ T6799]  ? is_dynamic_key+0xd6/0x1c0
[  302.246635][ T6799]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  302.246685][ T6799]  gfs2_fill_super+0x13c0/0x20d0
[  302.246738][ T6799]  ? __pfx_gfs2_fill_super+0x10/0x10
[  302.246769][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.246803][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.246831][ T6799]  ? sb_set_blocksize+0x104/0x180
[  302.246869][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.246897][ T6799]  ? setup_bdev_super+0x4c1/0x5b0
[  302.246936][ T6799]  get_tree_bdev_flags+0x40e/0x4d0
[  302.246971][ T6799]  ? __pfx_gfs2_fill_super+0x10/0x10
[  302.247006][ T6799]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  302.247044][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.247082][ T6799]  gfs2_get_tree+0x51/0x1e0
[  302.247120][ T6799]  vfs_get_tree+0x92/0x2b0
[  302.247158][ T6799]  do_new_mount+0x2a2/0x9e0
[  302.247199][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.247227][ T6799]  ? ns_capable+0x8a/0xf0
[  302.247251][ T6799]  ? __pfx_do_new_mount+0x10/0x10
[  302.247286][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.247315][ T6799]  ? path_mount+0x61c/0xfe0
[  302.247348][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.247390][ T6799]  __se_sys_mount+0x317/0x410
[  302.247434][ T6799]  ? __pfx___se_sys_mount+0x10/0x10
[  302.247470][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.247506][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.247535][ T6799]  ? __x64_sys_mount+0x20/0xc0
[  302.247585][ T6799]  do_syscall_64+0xfa/0x3b0
[  302.247622][ T6799]  ? lockdep_hardirqs_on+0x9c/0x150
[  302.247657][ T6799]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  302.247682][ T6799]  ? srso_alias_return_thunk+0x5/0xfbef5
[  302.247710][ T6799]  ? exc_page_fault+0x9f/0xf0
[  302.247748][ T6799]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  302.247773][ T6799] RIP: 0033:0x7ff7d119038a
[  302.247795][ T6799] 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
[  302.247817][ T6799] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  302.247843][ T6799] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  302.247863][ T6799] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  302.247882][ T6799] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  302.247900][ T6799] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  302.247917][ T6799] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  302.247956][ T6799]  </TASK>
[  302.247983][ T6799] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  302.632474][ T6799] gfs2: fsid=}: error -17 adding sysfs files
[  303.067516][ T6803] loop1: detected capacity change from 0 to 32768
[  303.086896][ T6803] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  303.096190][ T6803] CPU: 0 UID: 0 PID: 6803 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full) 
[  303.096220][ T6803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  303.096236][ T6803] Call Trace:
[  303.096247][ T6803]  <TASK>
[  303.096257][ T6803]  dump_stack_lvl+0x189/0x250
[  303.096296][ T6803]  ? __pfx_dump_stack_lvl+0x10/0x10
[  303.096327][ T6803]  ? __pfx__printk+0x10/0x10
[  303.096369][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.096398][ T6803]  ? kernfs_path_from_node+0x250/0x290
[  303.096426][ T6803]  ? kernfs_path_from_node+0x2f/0x290
[  303.096459][ T6803]  sysfs_create_dir_ns+0x259/0x280
[  303.096489][ T6803]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  303.096520][ T6803]  ? do_raw_spin_unlock+0x122/0x240
[  303.096558][ T6803]  kobject_add_internal+0x59f/0xb40
[  303.096594][ T6803]  kobject_init_and_add+0x125/0x190
[  303.096645][ T6803]  ? __pfx_kobject_init_and_add+0x10/0x10
[  303.096687][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.096717][ T6803]  ? __raw_spin_lock_init+0x45/0x100
[  303.096749][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.096778][ T6803]  ? __init_swait_queue_head+0xa9/0x150
[  303.096820][ T6803]  gfs2_sys_fs_add+0x234/0x450
[  303.096851][ T6803]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  303.096885][ T6803]  ? is_dynamic_key+0xd6/0x1c0
[  303.096920][ T6803]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  303.096970][ T6803]  gfs2_fill_super+0x13c0/0x20d0
[  303.097024][ T6803]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.097055][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097090][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097118][ T6803]  ? sb_set_blocksize+0x104/0x180
[  303.097156][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097184][ T6803]  ? setup_bdev_super+0x4c1/0x5b0
[  303.097223][ T6803]  get_tree_bdev_flags+0x40e/0x4d0
[  303.097259][ T6803]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.097293][ T6803]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  303.097332][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097371][ T6803]  gfs2_get_tree+0x51/0x1e0
[  303.097409][ T6803]  vfs_get_tree+0x92/0x2b0
[  303.097446][ T6803]  do_new_mount+0x2a2/0x9e0
[  303.097488][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097517][ T6803]  ? ns_capable+0x8a/0xf0
[  303.097541][ T6803]  ? __pfx_do_new_mount+0x10/0x10
[  303.097576][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097605][ T6803]  ? path_mount+0x61c/0xfe0
[  303.097640][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097682][ T6803]  __se_sys_mount+0x317/0x410
[  303.097727][ T6803]  ? __pfx___se_sys_mount+0x10/0x10
[  303.097762][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097798][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.097835][ T6803]  ? __x64_sys_mount+0x20/0xc0
[  303.097876][ T6803]  do_syscall_64+0xfa/0x3b0
[  303.097913][ T6803]  ? lockdep_hardirqs_on+0x9c/0x150
[  303.097948][ T6803]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.097973][ T6803]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.098002][ T6803]  ? exc_page_fault+0x9f/0xf0
[  303.098039][ T6803]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.098064][ T6803] RIP: 0033:0x7ff7d119038a
[  303.098086][ T6803] 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
[  303.098108][ T6803] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.098135][ T6803] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  303.098154][ T6803] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  303.098173][ T6803] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  303.098191][ T6803] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  303.098209][ T6803] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  303.098247][ T6803]  </TASK>
[  303.098308][ T6803] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  303.482885][ T6803] gfs2: fsid=}: error -17 adding sysfs files
[  303.928336][ T6807] loop1: detected capacity change from 0 to 32768
[  303.949441][ T6807] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  303.956301][ T6807] CPU: 0 UID: 0 PID: 6807 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full) 
[  303.956330][ T6807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  303.956347][ T6807] Call Trace:
[  303.956357][ T6807]  <TASK>
[  303.956368][ T6807]  dump_stack_lvl+0x189/0x250
[  303.956407][ T6807]  ? __pfx_dump_stack_lvl+0x10/0x10
[  303.956438][ T6807]  ? __pfx__printk+0x10/0x10
[  303.956479][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.956508][ T6807]  ? kernfs_path_from_node+0x250/0x290
[  303.956536][ T6807]  ? kernfs_path_from_node+0x2f/0x290
[  303.956569][ T6807]  sysfs_create_dir_ns+0x259/0x280
[  303.956600][ T6807]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  303.956631][ T6807]  ? do_raw_spin_unlock+0x122/0x240
[  303.956669][ T6807]  kobject_add_internal+0x59f/0xb40
[  303.956705][ T6807]  kobject_init_and_add+0x125/0x190
[  303.956752][ T6807]  ? __pfx_kobject_init_and_add+0x10/0x10
[  303.956792][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.956821][ T6807]  ? __raw_spin_lock_init+0x45/0x100
[  303.956859][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.956888][ T6807]  ? __init_swait_queue_head+0xa9/0x150
[  303.956924][ T6807]  gfs2_sys_fs_add+0x234/0x450
[  303.956954][ T6807]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  303.956989][ T6807]  ? is_dynamic_key+0xd6/0x1c0
[  303.957024][ T6807]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  303.957076][ T6807]  gfs2_fill_super+0x13c0/0x20d0
[  303.957131][ T6807]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.957163][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957198][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957226][ T6807]  ? sb_set_blocksize+0x104/0x180
[  303.957264][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957293][ T6807]  ? setup_bdev_super+0x4c1/0x5b0
[  303.957332][ T6807]  get_tree_bdev_flags+0x40e/0x4d0
[  303.957366][ T6807]  ? __pfx_gfs2_fill_super+0x10/0x10
[  303.957400][ T6807]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  303.957438][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957476][ T6807]  gfs2_get_tree+0x51/0x1e0
[  303.957514][ T6807]  vfs_get_tree+0x92/0x2b0
[  303.957552][ T6807]  do_new_mount+0x2a2/0x9e0
[  303.957593][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957622][ T6807]  ? ns_capable+0x8a/0xf0
[  303.957647][ T6807]  ? __pfx_do_new_mount+0x10/0x10
[  303.957683][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957711][ T6807]  ? path_mount+0x61c/0xfe0
[  303.957746][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957789][ T6807]  __se_sys_mount+0x317/0x410
[  303.957841][ T6807]  ? __pfx___se_sys_mount+0x10/0x10
[  303.957877][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957914][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.957943][ T6807]  ? __x64_sys_mount+0x20/0xc0
[  303.957984][ T6807]  do_syscall_64+0xfa/0x3b0
[  303.958019][ T6807]  ? lockdep_hardirqs_on+0x9c/0x150
[  303.958056][ T6807]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.958080][ T6807]  ? srso_alias_return_thunk+0x5/0xfbef5
[  303.958108][ T6807]  ? exc_page_fault+0x9f/0xf0
[  303.958146][ T6807]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  303.958171][ T6807] RIP: 0033:0x7ff7d119038a
[  303.958193][ T6807] 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
[  303.958216][ T6807] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  303.958243][ T6807] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  303.958263][ T6807] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  303.958282][ T6807] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  303.958301][ T6807] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  303.958319][ T6807] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  303.958357][ T6807]  </TASK>
[  303.958384][ T6807] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  304.341440][ T6807] gfs2: fsid=}: error -17 adding sysfs files
[  304.790340][ T6811] loop1: detected capacity change from 0 to 32768
[  304.803979][ T6811] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  304.811103][ T6811] CPU: 1 UID: 0 PID: 6811 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full) 
[  304.811132][ T6811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  304.811148][ T6811] Call Trace:
[  304.811158][ T6811]  <TASK>
[  304.811170][ T6811]  dump_stack_lvl+0x189/0x250
[  304.811208][ T6811]  ? __pfx_dump_stack_lvl+0x10/0x10
[  304.811239][ T6811]  ? __pfx__printk+0x10/0x10
[  304.811279][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.811304][ T6811]  ? kernfs_path_from_node+0x250/0x290
[  304.811329][ T6811]  ? kernfs_path_from_node+0x2f/0x290
[  304.811357][ T6811]  sysfs_create_dir_ns+0x259/0x280
[  304.811384][ T6811]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  304.811410][ T6811]  ? do_raw_spin_unlock+0x122/0x240
[  304.811442][ T6811]  kobject_add_internal+0x59f/0xb40
[  304.811473][ T6811]  kobject_init_and_add+0x125/0x190
[  304.811514][ T6811]  ? __pfx_kobject_init_and_add+0x10/0x10
[  304.811563][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.811588][ T6811]  ? __raw_spin_lock_init+0x45/0x100
[  304.811616][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.811640][ T6811]  ? __init_swait_queue_head+0xa9/0x150
[  304.811671][ T6811]  gfs2_sys_fs_add+0x234/0x450
[  304.811697][ T6811]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  304.811726][ T6811]  ? is_dynamic_key+0xd6/0x1c0
[  304.811756][ T6811]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  304.811799][ T6811]  gfs2_fill_super+0x13c0/0x20d0
[  304.811850][ T6811]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.811876][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.811907][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.811931][ T6811]  ? sb_set_blocksize+0x104/0x180
[  304.811964][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.811989][ T6811]  ? setup_bdev_super+0x4c1/0x5b0
[  304.812022][ T6811]  get_tree_bdev_flags+0x40e/0x4d0
[  304.812052][ T6811]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.812082][ T6811]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  304.812115][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.812148][ T6811]  gfs2_get_tree+0x51/0x1e0
[  304.812180][ T6811]  vfs_get_tree+0x92/0x2b0
[  304.812213][ T6811]  do_new_mount+0x2a2/0x9e0
[  304.812248][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.812272][ T6811]  ? ns_capable+0x8a/0xf0
[  304.812293][ T6811]  ? __pfx_do_new_mount+0x10/0x10
[  304.812324][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.812348][ T6811]  ? path_mount+0x61c/0xfe0
[  304.812378][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.812414][ T6811]  __se_sys_mount+0x317/0x410
[  304.812454][ T6811]  ? __pfx___se_sys_mount+0x10/0x10
[  304.812484][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.812516][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.812541][ T6811]  ? __x64_sys_mount+0x20/0xc0
[  304.812576][ T6811]  do_syscall_64+0xfa/0x3b0
[  304.812609][ T6811]  ? lockdep_hardirqs_on+0x9c/0x150
[  304.812639][ T6811]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.812660][ T6811]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.812684][ T6811]  ? exc_page_fault+0x9f/0xf0
[  304.812717][ T6811]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.812738][ T6811] RIP: 0033:0x7ff7d119038a
[  304.812757][ T6811] 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
[  304.812776][ T6811] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.812798][ T6811] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  304.812819][ T6811] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  304.812835][ T6811] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  304.812851][ T6811] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  304.812865][ T6811] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  304.812898][ T6811]  </TASK>
[  304.812931][ T6811] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  305.195835][ T6811] gfs2: fsid=}: error -17 adding sysfs files
2025/08/27 09:06:27 executed programs: 155
[  305.637094][ T6815] loop1: detected capacity change from 0 to 32768
[  305.652894][ T6815] sysfs: cannot create duplicate filename '/fs/gfs2/}'
[  305.660288][ T6815] CPU: 1 UID: 0 PID: 6815 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full) 
[  305.660317][ T6815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  305.660334][ T6815] Call Trace:
[  305.660343][ T6815]  <TASK>
[  305.660354][ T6815]  dump_stack_lvl+0x189/0x250
[  305.660392][ T6815]  ? __pfx_dump_stack_lvl+0x10/0x10
[  305.660423][ T6815]  ? __pfx__printk+0x10/0x10
[  305.660465][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.660494][ T6815]  ? kernfs_path_from_node+0x250/0x290
[  305.660522][ T6815]  ? kernfs_path_from_node+0x2f/0x290
[  305.660555][ T6815]  sysfs_create_dir_ns+0x259/0x280
[  305.660595][ T6815]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  305.660626][ T6815]  ? do_raw_spin_unlock+0x122/0x240
[  305.660663][ T6815]  kobject_add_internal+0x59f/0xb40
[  305.660700][ T6815]  kobject_init_and_add+0x125/0x190
[  305.660746][ T6815]  ? __pfx_kobject_init_and_add+0x10/0x10
[  305.660787][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.660816][ T6815]  ? __raw_spin_lock_init+0x45/0x100
[  305.660848][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.660876][ T6815]  ? __init_swait_queue_head+0xa9/0x150
[  305.660911][ T6815]  gfs2_sys_fs_add+0x234/0x450
[  305.660940][ T6815]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  305.660973][ T6815]  ? is_dynamic_key+0xd6/0x1c0
[  305.661008][ T6815]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  305.661059][ T6815]  gfs2_fill_super+0x13c0/0x20d0
[  305.661111][ T6815]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.661142][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661176][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661205][ T6815]  ? sb_set_blocksize+0x104/0x180
[  305.661243][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661271][ T6815]  ? setup_bdev_super+0x4c1/0x5b0
[  305.661310][ T6815]  get_tree_bdev_flags+0x40e/0x4d0
[  305.661344][ T6815]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.661378][ T6815]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  305.661416][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661454][ T6815]  gfs2_get_tree+0x51/0x1e0
[  305.661491][ T6815]  vfs_get_tree+0x92/0x2b0
[  305.661527][ T6815]  do_new_mount+0x2a2/0x9e0
[  305.661578][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661606][ T6815]  ? ns_capable+0x8a/0xf0
[  305.661631][ T6815]  ? __pfx_do_new_mount+0x10/0x10
[  305.661667][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661694][ T6815]  ? path_mount+0x61c/0xfe0
[  305.661729][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661771][ T6815]  __se_sys_mount+0x317/0x410
[  305.661817][ T6815]  ? __pfx___se_sys_mount+0x10/0x10
[  305.661853][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661890][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.661918][ T6815]  ? __x64_sys_mount+0x20/0xc0
[  305.661959][ T6815]  do_syscall_64+0xfa/0x3b0
[  305.661996][ T6815]  ? lockdep_hardirqs_on+0x9c/0x150
[  305.662031][ T6815]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.662055][ T6815]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.662083][ T6815]  ? exc_page_fault+0x9f/0xf0
[  305.662120][ T6815]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.662144][ T6815] RIP: 0033:0x7ff7d119038a
[  305.662166][ T6815] 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
[  305.662187][ T6815] RSP: 002b:00007ffe303cee28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  305.662214][ T6815] RAX: ffffffffffffffda RBX: 00007ffe303ceeb0 RCX: 00007ff7d119038a
[  305.662233][ T6815] RDX: 0000200000000200 RSI: 0000200000000040 RDI: 00007ffe303cee70
[  305.662252][ T6815] RBP: 0000200000000200 R08: 00007ffe303ceeb0 R09: 0000000000000859
[  305.662270][ T6815] R10: 0000000000000859 R11: 0000000000000246 R12: 0000200000000040
[  305.662288][ T6815] R13: 00007ffe303cee70 R14: 000000000001275f R15: 0000200000000140
[  305.662326][ T6815]  </TASK>
[  305.662354][ T6815] kobject: kobject_add_internal failed for } with -EEXIST, don't try to register things with the same name in the same directory.
[  306.045879][ T6815] gfs2: fsid=}: error -17 adding sysfs files
[  306.171963][   T31] INFO: task syz-executor:6045 blocked for more than 143 seconds.
[  306.180889][   T31]       Not tainted syzkaller #0
[  306.186062][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  306.195680][   T31] task:syz-executor    state:D stack:21528 pid:6045  tgid:6045  ppid:1      task_flags:0x400140 flags:0x00004004
[  306.207923][   T31] Call Trace:
[  306.219520][   T31]  <TASK>
[  306.222470][   T31]  __schedule+0x1798/0x4cc0
[  306.227029][   T31]  ? __pfx___schedule+0x10/0x10
[  306.232314][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.237963][   T31]  ? schedule+0x91/0x360
[  306.242673][   T31]  schedule+0x165/0x360
[  306.247062][   T31]  bit_wait+0x11/0xd0
[  306.251449][   T31]  __wait_on_bit+0xb9/0x310
[  306.255973][   T31]  ? __pfx_bit_wait+0x10/0x10
[  306.261025][   T31]  ? __pfx_bit_wait+0x10/0x10
[  306.265719][   T31]  out_of_line_wait_on_bit+0x123/0x170
[  306.271584][   T31]  ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[  306.277588][   T31]  ? __pfx_wake_bit_function+0x10/0x10
[  306.283430][   T31]  gfs2_glock_wait+0xbd/0x2a0
[  306.288128][   T31]  __gfs2_lookup+0x117/0x270
[  306.293515][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.300003][   T31]  ? __lock_acquire+0xab9/0xd20
[  306.304874][   T31]  ? __pfx___gfs2_lookup+0x10/0x10
[  306.310388][   T31]  ? __lookup_slow+0x297/0x3d0
[  306.315158][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.321151][   T31]  ? __raw_spin_lock_init+0x45/0x100
[  306.326449][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.332433][   T31]  ? __init_waitqueue_head+0xa9/0x150
[  306.337822][   T31]  __lookup_slow+0x297/0x3d0
[  306.342856][   T31]  ? __pfx___lookup_slow+0x10/0x10
[  306.347993][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.354452][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.360403][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.366057][   T31]  ? down_read+0x1ad/0x2e0
[  306.370863][   T31]  lookup_slow+0x53/0x70
[  306.375118][   T31]  walk_component+0x2d2/0x400
[  306.380138][   T31]  ? path_lookupat+0x156/0x430
[  306.384913][   T31]  path_lookupat+0x163/0x430
[  306.389867][   T31]  filename_lookup+0x212/0x570
[  306.394645][   T31]  ? __pfx_filename_lookup+0x10/0x10
[  306.401026][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.406667][   T31]  ? strncpy_from_user+0x150/0x290
[  306.412856][   T31]  ? getname_flags+0x1e5/0x540
[  306.417635][   T31]  user_path_at+0x3a/0x60
[  306.423132][   T31]  __x64_sys_umount+0xee/0x160
[  306.427913][   T31]  ? __pfx___x64_sys_umount+0x10/0x10
[  306.434518][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.441211][   T31]  ? do_syscall_64+0xbe/0x3b0
[  306.445914][   T31]  do_syscall_64+0xfa/0x3b0
[  306.450791][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  306.456004][   T31]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.464804][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.470683][   T31]  ? exc_page_fault+0x9f/0xf0
[  306.475379][   T31]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.483344][   T31] RIP: 0033:0x7f544398ff17
[  306.487766][   T31] RSP: 002b:00007ffd547352b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  306.496582][   T31] RAX: ffffffffffffffda RBX: 00007f5443a11c05 RCX: 00007f544398ff17
[  306.505542][   T31] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd54735370
[  306.513764][   T31] RBP: 00007ffd54735370 R08: 0000000000000000 R09: 0000000000000000
[  306.521981][   T31] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffd54736460
[  306.530187][   T31] R13: 00007f5443a11c05 R14: 000055558bf174a8 R15: 00007ffd54738620
[  306.538183][   T31]  </TASK>
[  306.541638][   T31] 
[  306.541638][   T31] Showing all locks held in the system:
[  306.550816][   T31] 1 lock held by khungtaskd/31:
[  306.555664][   T31]  #0: ffffffff8e139ee0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  306.565956][   T31] 2 locks held by getty/5620:
[  306.571046][   T31]  #0: ffff88803051e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  306.581077][   T31]  #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
[  306.591456][   T31] 1 lock held by syz-executor/6045:
[  306.596651][   T31]  #0: ffff888059903d78 (&type->i_mutex_dir_key#8){.+.+}-{4:4}, at: lookup_slow+0x46/0x70
[  306.607905][   T31] 2 locks held by syz.1.171/6819:
[  306.614720][   T31] 
[  306.617043][   T31] =============================================
[  306.617043][   T31] 
[  306.625943][   T31] NMI backtrace for cpu 1
[  306.625961][   T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  306.625988][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  306.626004][   T31] Call Trace:
[  306.626014][   T31]  <TASK>
[  306.626024][   T31]  dump_stack_lvl+0x189/0x250
[  306.626062][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  306.626093][   T31]  ? __pfx__printk+0x10/0x10
[  306.626143][   T31]  nmi_cpu_backtrace+0x39e/0x3d0
[  306.626177][   T31]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  306.626211][   T31]  ? __pfx__printk+0x10/0x10
[  306.626246][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.626279][   T31]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  306.626322][   T31]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  306.626356][   T31]  watchdog+0xf93/0xfe0
[  306.626397][   T31]  ? watchdog+0x1de/0xfe0
[  306.626437][   T31]  kthread+0x711/0x8a0
[  306.626473][   T31]  ? __pfx_watchdog+0x10/0x10
[  306.626506][   T31]  ? __pfx_kthread+0x10/0x10
[  306.626534][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.626574][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  306.626605][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.626633][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  306.626666][   T31]  ? __pfx_kthread+0x10/0x10
[  306.626698][   T31]  ret_from_fork+0x3fc/0x770
[  306.626727][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  306.626759][   T31]  ? __switch_to_asm+0x39/0x70
[  306.626791][   T31]  ? __switch_to_asm+0x33/0x70
[  306.626822][   T31]  ? __pfx_kthread+0x10/0x10
[  306.626855][   T31]  ret_from_fork_asm+0x1a/0x30
[  306.626905][   T31]  </TASK>
[  306.626914][   T31] Sending NMI from CPU 1 to CPUs 0:
[  306.694095][ T6819] loop1: detected capacity change from 0 to 32768
[  306.697606][    C0] NMI backtrace for cpu 0
[  306.697621][    C0] CPU: 0 UID: 0 PID: 6819 Comm: syz.1.171 Not tainted syzkaller #0 PREEMPT(full) 
[  306.697646][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  306.697660][    C0] RIP: 0010:native_apic_msr_eoi+0xf/0x20
[  306.697694][    C0] Code: f8 e9 10 e0 9e ff cc 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa b9 0b 08 00 00 31 c0 31 d2 0f 30 <e9> e7 df 9e ff cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
[  306.697713][    C0] RSP: 0018:ffffc90000007fc8 EFLAGS: 00000046
[  306.697732][    C0] RAX: 0000000000000000 RBX: ffffc900046aecf8 RCX: 000000000000080b
[  306.697748][    C0] RDX: 0000000000000000 RSI: ffffffff8b87b160 RDI: ffffffff8be33680
[  306.697765][    C0] RBP: 0000000000000000 R08: ffffffff8fa38a37 R09: 1ffffffff1f47146
[  306.697781][    C0] R10: dffffc0000000000 R11: ffffc90000007ff8 R12: dffffc0000000000
[  306.697798][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  306.697825][    C0] FS:  0000555571871500(0000) GS:ffff888125c1b000(0000) knlGS:0000000000000000
[  306.697844][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  306.697863][    C0] CR2: 00007ff7c91ff000 CR3: 000000002d38a000 CR4: 0000000000350ef0
[  306.697880][    C0] Call Trace:
[  306.697889][    C0]  <IRQ>
[  306.697897][    C0]  __sysvec_apic_timer_interrupt+0x45/0x410
[  306.697928][    C0]  sysvec_apic_timer_interrupt+0xa1/0xc0
[  306.697959][    C0]  </IRQ>
[  306.697967][    C0]  <TASK>
[  306.697976][    C0]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  306.698000][    C0] RIP: 0010:vprintk_emit+0x58f/0x7a0
[  306.698025][    C0] Code: 85 32 01 00 00 e8 11 87 1f 00 41 89 df 4d 85 f6 48 8b 1c 24 75 07 e8 00 87 1f 00 eb 06 e8 f9 86 1f 00 fb 48 c7 c7 80 e1 12 8e <31> f6 ba 01 00 00 00 31 c9 41 b8 01 00 00 00 45 31 c9 53 e8 b9 35
[  306.698044][    C0] RSP: 0018:ffffc900046aeda0 EFLAGS: 00000293
[  306.698062][    C0] RAX: ffffffff81a02497 RBX: ffffffff81a02354 RCX: ffff8880280e5a00
[  306.698080][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e12e180
[  306.698095][    C0] RBP: ffffc900046aeeb0 R08: ffffffff8fa38a37 R09: 1ffffffff1f47146
[  306.698112][    C0] R10: dffffc0000000000 R11: fffffbfff1f47147 R12: dffffc0000000000
[  306.698129][    C0] R13: 1ffff920008d5db8 R14: 0000000000000200 R15: 000000000000002f
[  306.698147][    C0]  ? vprintk_emit+0x444/0x7a0
[  306.698172][    C0]  ? vprintk_emit+0x587/0x7a0
[  306.698199][    C0]  ? vprintk_emit+0x444/0x7a0
[  306.698224][    C0]  ? __pfx_vprintk_emit+0x10/0x10
[  306.698249][    C0]  ? shmem_huge_global_enabled+0x174/0x3a0
[  306.698281][    C0]  ? __lock_acquire+0xab9/0xd20
[  306.698319][    C0]  _printk+0xcf/0x120
[  306.698354][    C0]  ? __pfx__printk+0x10/0x10
[  306.698384][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.698413][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.698438][    C0]  ? do_raw_spin_unlock+0x122/0x240
[  306.698468][    C0]  set_capacity_and_notify+0x208/0x2d0
[  306.698494][    C0]  ? __pfx_set_capacity_and_notify+0x10/0x10
[  306.698516][    C0]  ? __pfx_internal_create_group+0x10/0x10
[  306.698547][    C0]  loop_set_size+0x44/0xb0
[  306.698578][    C0]  loop_configure+0x9f4/0xe50
[  306.698614][    C0]  ? __pfx_loop_configure+0x10/0x10
[  306.698641][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.698680][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.698705][    C0]  ? __kernel_text_address+0xd/0x40
[  306.698735][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.698760][    C0]  ? unwind_get_return_address+0x4d/0x90
[  306.698786][    C0]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  306.698812][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.698849][    C0]  lo_ioctl+0x810/0x1b30
[  306.698877][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.698902][    C0]  ? stack_trace_save+0x9c/0xe0
[  306.698927][    C0]  ? __pfx_stack_trace_save+0x10/0x10
[  306.698953][    C0]  ? __pfx_lo_ioctl+0x10/0x10
[  306.698979][    C0]  ? stack_depot_save_flags+0x40/0x860
[  306.699014][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699039][    C0]  ? kasan_save_track+0x4f/0x80
[  306.699066][    C0]  ? kasan_save_track+0x3e/0x80
[  306.699092][    C0]  ? __kasan_slab_free+0x5b/0x80
[  306.699119][    C0]  ? kfree+0x18e/0x440
[  306.699144][    C0]  ? tomoyo_check_open_permission+0x2c2/0x3b0
[  306.699179][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699207][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699235][    C0]  ? __lock_acquire+0xab9/0xd20
[  306.699273][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699298][    C0]  ? __lock_acquire+0xab9/0xd20
[  306.699334][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699359][    C0]  ? __lock_acquire+0xab9/0xd20
[  306.699395][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699424][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699448][    C0]  ? __lock_acquire+0xab9/0xd20
[  306.699484][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699512][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699537][    C0]  ? __lock_acquire+0xab9/0xd20
[  306.699579][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699607][    C0]  ? is_bpf_text_address+0x26/0x2b0
[  306.699644][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699669][    C0]  ? is_bpf_text_address+0x292/0x2b0
[  306.699700][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699725][    C0]  ? is_bpf_text_address+0x26/0x2b0
[  306.699759][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699784][    C0]  ? kernel_text_address+0xa5/0xe0
[  306.699820][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699845][    C0]  ? __kernel_text_address+0xd/0x40
[  306.699875][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699900][    C0]  ? unwind_get_return_address+0x4d/0x90
[  306.699925][    C0]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  306.699951][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.699976][    C0]  ? arch_stack_walk+0xfc/0x150
[  306.700011][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700036][    C0]  ? stack_trace_save+0x9c/0xe0
[  306.700062][    C0]  ? __pfx_stack_trace_save+0x10/0x10
[  306.700089][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700114][    C0]  ? stack_depot_save_flags+0x40/0x860
[  306.700148][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700173][    C0]  ? kasan_save_track+0x4f/0x80
[  306.700200][    C0]  ? kasan_save_track+0x3e/0x80
[  306.700225][    C0]  ? kasan_save_free_info+0x46/0x50
[  306.700247][    C0]  ? __kasan_slab_free+0x5b/0x80
[  306.700274][    C0]  ? kfree+0x18e/0x440
[  306.700299][    C0]  ? tomoyo_path_number_perm+0x47a/0x5a0
[  306.700329][    C0]  ? security_file_ioctl+0xcb/0x2d0
[  306.700356][    C0]  ? __se_sys_ioctl+0x47/0x170
[  306.700381][    C0]  ? do_syscall_64+0xfa/0x3b0
[  306.700414][    C0]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.700452][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700477][    C0]  ? __asan_memset+0x22/0x50
[  306.700501][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700527][    C0]  ? blk_get_meta_cap+0x140/0x710
[  306.700577][    C0]  ? __pfx_blkdev_common_ioctl+0x10/0x10
[  306.700613][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700638][    C0]  ? do_vfs_ioctl+0xbe8/0x1430
[  306.700667][    C0]  ? __pfx_do_vfs_ioctl+0x10/0x10
[  306.700702][    C0]  ? kasan_quarantine_put+0xdd/0x220
[  306.700729][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700754][    C0]  ? lockdep_hardirqs_on+0x9c/0x150
[  306.700796][    C0]  ? __pfx_lo_ioctl+0x10/0x10
[  306.700828][    C0]  blkdev_ioctl+0x5a8/0x6d0
[  306.700864][    C0]  ? __pfx_blkdev_ioctl+0x10/0x10
[  306.700899][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700924][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.700951][    C0]  ? __pfx_blkdev_ioctl+0x10/0x10
[  306.700984][    C0]  __se_sys_ioctl+0xfc/0x170
[  306.701012][    C0]  do_syscall_64+0xfa/0x3b0
[  306.701044][    C0]  ? lockdep_hardirqs_on+0x9c/0x150
[  306.701075][    C0]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.701097][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.701122][    C0]  ? exc_page_fault+0x9f/0xf0
[  306.701154][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.701175][    C0] RIP: 0033:0x7ff7d118e7eb
[  306.701193][    C0] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
[  306.701211][    C0] RSP: 002b:00007ffe303ced80 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  306.701232][    C0] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff7d118e7eb
[  306.701248][    C0] RDX: 0000000000000003 RSI: 0000000000004c00 RDI: 0000000000000004
[  306.701262][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000012759
[  306.701276][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
[  306.701289][    C0] R13: 00007ffe303ceeb0 R14: 00007ffe303cee70 R15: 00007ff7c8200000
[  306.701317][    C0]  </TASK>
[  306.702068][   T31] Kernel panic - not syncing: hung_task: blocked tasks
[  306.702087][   T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  306.702115][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  306.702131][   T31] Call Trace:
[  306.702142][   T31]  <TASK>
[  306.702153][   T31]  dump_stack_lvl+0x99/0x250
[  306.702186][   T31]  ? __asan_memcpy+0x40/0x70
[  306.702215][   T31]  ? __pfx_dump_stack_lvl+0x10/0x10
[  306.702245][   T31]  ? __pfx__printk+0x10/0x10
[  306.702289][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.702323][   T31]  vpanic+0x281/0x750
[  306.702356][   T31]  ? __pfx_vpanic+0x10/0x10
[  306.702385][   T31]  ? preempt_schedule+0xae/0xc0
[  306.702420][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.702449][   T31]  ? preempt_schedule_common+0x83/0xd0
[  306.702491][   T31]  panic+0xb9/0xc0
[  306.702519][   T31]  ? __pfx_panic+0x10/0x10
[  306.702550][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.702586][   T31]  ? preempt_schedule_thunk+0x16/0x30
[  306.702630][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.702659][   T31]  ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[  306.702694][   T31]  watchdog+0xfd2/0xfe0
[  306.702735][   T31]  ? watchdog+0x1de/0xfe0
[  306.702776][   T31]  kthread+0x711/0x8a0
[  306.702812][   T31]  ? __pfx_watchdog+0x10/0x10
[  306.702846][   T31]  ? __pfx_kthread+0x10/0x10
[  306.702874][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.702907][   T31]  ? _raw_spin_unlock_irq+0x23/0x50
[  306.702939][   T31]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.702968][   T31]  ? lockdep_hardirqs_on+0x9c/0x150
[  306.703001][   T31]  ? __pfx_kthread+0x10/0x10
[  306.703033][   T31]  ret_from_fork+0x3fc/0x770
[  306.703063][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  306.703096][   T31]  ? __switch_to_asm+0x39/0x70
[  306.703128][   T31]  ? __switch_to_asm+0x33/0x70
[  306.703160][   T31]  ? __pfx_kthread+0x10/0x10
[  306.703193][   T31]  ret_from_fork_asm+0x1a/0x30
[  306.703243][   T31]  </TASK>
[  306.707590][   T31] Kernel Offset: disabled