007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.087851][ T6506] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  304.087866][ T6506] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  304.087880][ T6506] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  304.087893][ T6506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  304.087905][ T6506] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  304.087935][ T6506]  </TASK>
[  304.088439][ T6506] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  304.466363][ T6506] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  304.891445][ T6509] loop1: detected capacity change from 0 to 32768
[  304.907411][ T6509] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  304.915008][ T6509] CPU: 1 UID: 0 PID: 6509 Comm: syz.1.144 Not tainted syzkaller #0 PREEMPT(full) 
[  304.915041][ T6509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  304.915057][ T6509] Call Trace:
[  304.915068][ T6509]  <TASK>
[  304.915079][ T6509]  dump_stack_lvl+0xe8/0x150
[  304.915123][ T6509]  sysfs_create_dir_ns+0x271/0x2a0
[  304.915164][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.915200][ T6509]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  304.915241][ T6509]  ? do_raw_spin_unlock+0xf5/0x210
[  304.915276][ T6509]  kobject_add_internal+0x62b/0xd00
[  304.915328][ T6509]  kobject_init_and_add+0x12b/0x1a0
[  304.915376][ T6509]  ? __pfx_kobject_init_and_add+0x10/0x10
[  304.915418][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.915449][ T6509]  ? __raw_spin_lock_init+0x45/0x100
[  304.915480][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.915511][ T6509]  ? __init_swait_queue_head+0xa9/0x150
[  304.915555][ T6509]  gfs2_sys_fs_add+0x257/0x480
[  304.915596][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.915627][ T6509]  ? is_dynamic_key+0x1ac/0x1c0
[  304.915663][ T6509]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  304.915715][ T6509]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  304.915759][ T6509]  gfs2_fill_super+0x13a7/0x21d0
[  304.915810][ T6509]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.915841][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.915879][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.915910][ T6509]  ? sb_set_blocksize+0x155/0x240
[  304.915946][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.915977][ T6509]  ? setup_bdev_super+0x4c1/0x5b0
[  304.916013][ T6509]  get_tree_bdev_flags+0x431/0x4f0
[  304.916046][ T6509]  ? __pfx_gfs2_fill_super+0x10/0x10
[  304.916078][ T6509]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  304.916109][ T6509]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  304.916142][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.916182][ T6509]  gfs2_get_tree+0x51/0x1e0
[  304.916218][ T6509]  vfs_get_tree+0x92/0x2a0
[  304.916253][ T6509]  do_new_mount+0x341/0xd30
[  304.916293][ T6509]  ? apparmor_capable+0x126/0x170
[  304.916331][ T6509]  ? __pfx_do_new_mount+0x10/0x10
[  304.916370][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.916401][ T6509]  ? ns_capable+0x89/0xe0
[  304.916440][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.916472][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.916510][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.916549][ T6509]  ? user_path_at+0xd4/0x160
[  304.916578][ T6509]  __se_sys_mount+0x31d/0x420
[  304.916627][ T6509]  ? __pfx___se_sys_mount+0x10/0x10
[  304.916666][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.916705][ T6509]  ? srso_alias_return_thunk+0x5/0xfbef5
[  304.916736][ T6509]  ? __x64_sys_mount+0x20/0xc0
[  304.916778][ T6509]  do_syscall_64+0x14d/0xf80
[  304.916814][ T6509]  ? trace_irq_disable+0x3b/0x150
[  304.916839][ T6509]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.916873][ T6509]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  304.916901][ T6509] RIP: 0033:0x7fa910f9da8a
[  304.916924][ T6509] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  304.916946][ T6509] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  304.916974][ T6509] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  304.916995][ T6509] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  304.917014][ T6509] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  304.917033][ T6509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  304.917051][ T6509] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  304.917090][ T6509]  </TASK>
[  304.917121][ T6509] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  305.297073][ T6509] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  305.743457][ T6512] loop1: detected capacity change from 0 to 32768
[  305.763969][ T6512] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  305.772090][ T6512] CPU: 1 UID: 0 PID: 6512 Comm: syz.1.145 Not tainted syzkaller #0 PREEMPT(full) 
[  305.772124][ T6512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  305.772141][ T6512] Call Trace:
[  305.772151][ T6512]  <TASK>
[  305.772163][ T6512]  dump_stack_lvl+0xe8/0x150
[  305.772208][ T6512]  sysfs_create_dir_ns+0x271/0x2a0
[  305.772246][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.772272][ T6512]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  305.772303][ T6512]  ? do_raw_spin_unlock+0xf5/0x210
[  305.772328][ T6512]  kobject_add_internal+0x62b/0xd00
[  305.772367][ T6512]  kobject_init_and_add+0x12b/0x1a0
[  305.772403][ T6512]  ? __pfx_kobject_init_and_add+0x10/0x10
[  305.772433][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.772456][ T6512]  ? __raw_spin_lock_init+0x45/0x100
[  305.772478][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.772511][ T6512]  ? __init_swait_queue_head+0xa9/0x150
[  305.772549][ T6512]  gfs2_sys_fs_add+0x257/0x480
[  305.772579][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.772601][ T6512]  ? is_dynamic_key+0x1ac/0x1c0
[  305.772627][ T6512]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  305.772665][ T6512]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  305.772698][ T6512]  gfs2_fill_super+0x13a7/0x21d0
[  305.772736][ T6512]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.772758][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.772785][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.772808][ T6512]  ? sb_set_blocksize+0x155/0x240
[  305.772834][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.772857][ T6512]  ? setup_bdev_super+0x4c1/0x5b0
[  305.772883][ T6512]  get_tree_bdev_flags+0x431/0x4f0
[  305.772907][ T6512]  ? __pfx_gfs2_fill_super+0x10/0x10
[  305.772931][ T6512]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  305.772952][ T6512]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  305.772976][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.773005][ T6512]  gfs2_get_tree+0x51/0x1e0
[  305.773031][ T6512]  vfs_get_tree+0x92/0x2a0
[  305.773056][ T6512]  do_new_mount+0x341/0xd30
[  305.773087][ T6512]  ? apparmor_capable+0x126/0x170
[  305.773116][ T6512]  ? __pfx_do_new_mount+0x10/0x10
[  305.773144][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.773167][ T6512]  ? ns_capable+0x89/0xe0
[  305.773194][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.773218][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.773245][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.773268][ T6512]  ? user_path_at+0xd4/0x160
[  305.773290][ T6512]  __se_sys_mount+0x31d/0x420
[  305.773326][ T6512]  ? __pfx___se_sys_mount+0x10/0x10
[  305.773353][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.773382][ T6512]  ? srso_alias_return_thunk+0x5/0xfbef5
[  305.773404][ T6512]  ? __x64_sys_mount+0x20/0xc0
[  305.773436][ T6512]  do_syscall_64+0x14d/0xf80
[  305.773462][ T6512]  ? trace_irq_disable+0x3b/0x150
[  305.773479][ T6512]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.773504][ T6512]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  305.773528][ T6512] RIP: 0033:0x7fa910f9da8a
[  305.773547][ T6512] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  305.773563][ T6512] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  305.773584][ T6512] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  305.773598][ T6512] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  305.773612][ T6512] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  305.773626][ T6512] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  305.773638][ T6512] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  305.773668][ T6512]  </TASK>
[  306.137971][ T6512] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  306.158984][ T6512] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  306.600405][ T6515] loop1: detected capacity change from 0 to 32768
[  306.643314][ T6515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  306.651170][ T6515] CPU: 0 UID: 0 PID: 6515 Comm: syz.1.146 Not tainted syzkaller #0 PREEMPT(full) 
[  306.651209][ T6515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  306.651227][ T6515] Call Trace:
[  306.651239][ T6515]  <TASK>
[  306.651250][ T6515]  dump_stack_lvl+0xe8/0x150
[  306.651296][ T6515]  sysfs_create_dir_ns+0x271/0x2a0
[  306.651342][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.651401][ T6515]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  306.651453][ T6515]  ? do_raw_spin_unlock+0xf5/0x210
[  306.651491][ T6515]  kobject_add_internal+0x62b/0xd00
[  306.651549][ T6515]  kobject_init_and_add+0x12b/0x1a0
[  306.651600][ T6515]  ? __pfx_kobject_init_and_add+0x10/0x10
[  306.651645][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.651675][ T6515]  ? __raw_spin_lock_init+0x45/0x100
[  306.651706][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.651744][ T6515]  ? __init_swait_queue_head+0xa9/0x150
[  306.651789][ T6515]  gfs2_sys_fs_add+0x257/0x480
[  306.651820][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.651843][ T6515]  ? is_dynamic_key+0x1ac/0x1c0
[  306.651869][ T6515]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  306.651906][ T6515]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  306.651940][ T6515]  gfs2_fill_super+0x13a7/0x21d0
[  306.651979][ T6515]  ? __pfx_gfs2_fill_super+0x10/0x10
[  306.652001][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652028][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652051][ T6515]  ? sb_set_blocksize+0x155/0x240
[  306.652078][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652101][ T6515]  ? setup_bdev_super+0x4c1/0x5b0
[  306.652128][ T6515]  get_tree_bdev_flags+0x431/0x4f0
[  306.652152][ T6515]  ? __pfx_gfs2_fill_super+0x10/0x10
[  306.652175][ T6515]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  306.652197][ T6515]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  306.652220][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652250][ T6515]  gfs2_get_tree+0x51/0x1e0
[  306.652276][ T6515]  vfs_get_tree+0x92/0x2a0
[  306.652301][ T6515]  do_new_mount+0x341/0xd30
[  306.652329][ T6515]  ? apparmor_capable+0x126/0x170
[  306.652357][ T6515]  ? __pfx_do_new_mount+0x10/0x10
[  306.652386][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652408][ T6515]  ? ns_capable+0x89/0xe0
[  306.652435][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652460][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652492][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652523][ T6515]  ? user_path_at+0xd4/0x160
[  306.652553][ T6515]  __se_sys_mount+0x31d/0x420
[  306.652601][ T6515]  ? __pfx___se_sys_mount+0x10/0x10
[  306.652640][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652681][ T6515]  ? srso_alias_return_thunk+0x5/0xfbef5
[  306.652712][ T6515]  ? __x64_sys_mount+0x20/0xc0
[  306.652758][ T6515]  do_syscall_64+0x14d/0xf80
[  306.652805][ T6515]  ? trace_irq_disable+0x3b/0x150
[  306.652830][ T6515]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.652865][ T6515]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  306.652893][ T6515] RIP: 0033:0x7fa910f9da8a
[  306.652918][ T6515] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  306.652941][ T6515] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  306.652970][ T6515] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  306.652991][ T6515] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  306.653012][ T6515] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  306.653031][ T6515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  306.653049][ T6515] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  306.653092][ T6515]  </TASK>
[  307.014137][ T6515] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  307.028197][ T6515] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/04/10 04:47:31 executed programs: 132
[  307.458441][ T6518] loop1: detected capacity change from 0 to 32768
[  307.473639][ T6518] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  307.484919][ T6518] CPU: 0 UID: 0 PID: 6518 Comm: syz.1.147 Not tainted syzkaller #0 PREEMPT(full) 
[  307.484949][ T6518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  307.484965][ T6518] Call Trace:
[  307.484976][ T6518]  <TASK>
[  307.484986][ T6518]  dump_stack_lvl+0xe8/0x150
[  307.485028][ T6518]  sysfs_create_dir_ns+0x271/0x2a0
[  307.485068][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.485104][ T6518]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  307.485144][ T6518]  ? do_raw_spin_unlock+0xf5/0x210
[  307.485178][ T6518]  kobject_add_internal+0x62b/0xd00
[  307.485229][ T6518]  kobject_init_and_add+0x12b/0x1a0
[  307.485274][ T6518]  ? __pfx_kobject_init_and_add+0x10/0x10
[  307.485314][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.485344][ T6518]  ? __raw_spin_lock_init+0x45/0x100
[  307.485372][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.485402][ T6518]  ? __init_swait_queue_head+0xa9/0x150
[  307.485435][ T6518]  gfs2_sys_fs_add+0x257/0x480
[  307.485475][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.485506][ T6518]  ? is_dynamic_key+0x1ac/0x1c0
[  307.485549][ T6518]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  307.485600][ T6518]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  307.485645][ T6518]  gfs2_fill_super+0x13a7/0x21d0
[  307.485695][ T6518]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.485726][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.485763][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.485794][ T6518]  ? sb_set_blocksize+0x155/0x240
[  307.485830][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.485861][ T6518]  ? setup_bdev_super+0x4c1/0x5b0
[  307.485898][ T6518]  get_tree_bdev_flags+0x431/0x4f0
[  307.485931][ T6518]  ? __pfx_gfs2_fill_super+0x10/0x10
[  307.485962][ T6518]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  307.485992][ T6518]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  307.486024][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.486063][ T6518]  gfs2_get_tree+0x51/0x1e0
[  307.486098][ T6518]  vfs_get_tree+0x92/0x2a0
[  307.486132][ T6518]  do_new_mount+0x341/0xd30
[  307.486171][ T6518]  ? apparmor_capable+0x126/0x170
[  307.486209][ T6518]  ? __pfx_do_new_mount+0x10/0x10
[  307.486248][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.486279][ T6518]  ? ns_capable+0x89/0xe0
[  307.486316][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.486348][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.486384][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.486414][ T6518]  ? user_path_at+0xd4/0x160
[  307.486444][ T6518]  __se_sys_mount+0x31d/0x420
[  307.486493][ T6518]  ? __pfx___se_sys_mount+0x10/0x10
[  307.486537][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.486575][ T6518]  ? srso_alias_return_thunk+0x5/0xfbef5
[  307.486604][ T6518]  ? __x64_sys_mount+0x20/0xc0
[  307.486646][ T6518]  do_syscall_64+0x14d/0xf80
[  307.486680][ T6518]  ? trace_irq_disable+0x3b/0x150
[  307.486708][ T6518]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.486740][ T6518]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  307.486766][ T6518] RIP: 0033:0x7fa910f9da8a
[  307.486790][ T6518] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  307.486812][ T6518] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  307.486839][ T6518] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  307.486859][ T6518] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  307.486878][ T6518] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  307.486896][ T6518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  307.486914][ T6518] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  307.486953][ T6518]  </TASK>
[  307.487058][ T6518] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  307.865386][ T6518] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  308.310208][ T6521] loop1: detected capacity change from 0 to 32768
[  308.324648][ T6521] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  308.332149][ T6521] CPU: 1 UID: 0 PID: 6521 Comm: syz.1.148 Not tainted syzkaller #0 PREEMPT(full) 
[  308.332173][ T6521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  308.332185][ T6521] Call Trace:
[  308.332194][ T6521]  <TASK>
[  308.332202][ T6521]  dump_stack_lvl+0xe8/0x150
[  308.332235][ T6521]  sysfs_create_dir_ns+0x271/0x2a0
[  308.332265][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.332291][ T6521]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  308.332322][ T6521]  ? do_raw_spin_unlock+0xf5/0x210
[  308.332347][ T6521]  kobject_add_internal+0x62b/0xd00
[  308.332386][ T6521]  kobject_init_and_add+0x12b/0x1a0
[  308.332421][ T6521]  ? __pfx_kobject_init_and_add+0x10/0x10
[  308.332452][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.332474][ T6521]  ? __raw_spin_lock_init+0x45/0x100
[  308.332504][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.332535][ T6521]  ? __init_swait_queue_head+0xa9/0x150
[  308.332576][ T6521]  gfs2_sys_fs_add+0x257/0x480
[  308.332616][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.332645][ T6521]  ? is_dynamic_key+0x1ac/0x1c0
[  308.332679][ T6521]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  308.332728][ T6521]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  308.332771][ T6521]  gfs2_fill_super+0x13a7/0x21d0
[  308.332822][ T6521]  ? __pfx_gfs2_fill_super+0x10/0x10
[  308.332852][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.332888][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.332918][ T6521]  ? sb_set_blocksize+0x155/0x240
[  308.332953][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.332983][ T6521]  ? setup_bdev_super+0x4c1/0x5b0
[  308.333018][ T6521]  get_tree_bdev_flags+0x431/0x4f0
[  308.333050][ T6521]  ? __pfx_gfs2_fill_super+0x10/0x10
[  308.333082][ T6521]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  308.333111][ T6521]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  308.333144][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.333183][ T6521]  gfs2_get_tree+0x51/0x1e0
[  308.333218][ T6521]  vfs_get_tree+0x92/0x2a0
[  308.333252][ T6521]  do_new_mount+0x341/0xd30
[  308.333290][ T6521]  ? apparmor_capable+0x126/0x170
[  308.333328][ T6521]  ? __pfx_do_new_mount+0x10/0x10
[  308.333368][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.333400][ T6521]  ? ns_capable+0x89/0xe0
[  308.333436][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.333476][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.333513][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.333550][ T6521]  ? user_path_at+0xd4/0x160
[  308.333581][ T6521]  __se_sys_mount+0x31d/0x420
[  308.333630][ T6521]  ? __pfx___se_sys_mount+0x10/0x10
[  308.333668][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.333707][ T6521]  ? srso_alias_return_thunk+0x5/0xfbef5
[  308.333738][ T6521]  ? __x64_sys_mount+0x20/0xc0
[  308.333781][ T6521]  do_syscall_64+0x14d/0xf80
[  308.333818][ T6521]  ? trace_irq_disable+0x3b/0x150
[  308.333841][ T6521]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  308.333876][ T6521]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  308.333904][ T6521] RIP: 0033:0x7fa910f9da8a
[  308.333928][ T6521] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  308.333951][ T6521] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  308.333979][ T6521] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  308.333999][ T6521] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  308.334019][ T6521] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  308.334037][ T6521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  308.334056][ T6521] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  308.334095][ T6521]  </TASK>
[  308.701555][ T6521] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  308.715833][ T6521] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  309.180262][ T6526] loop1: detected capacity change from 0 to 32768
[  309.203353][ T6526] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  309.210930][ T6526] CPU: 0 UID: 0 PID: 6526 Comm: syz.1.149 Not tainted syzkaller #0 PREEMPT(full) 
[  309.210953][ T6526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  309.210966][ T6526] Call Trace:
[  309.210976][ T6526]  <TASK>
[  309.210985][ T6526]  dump_stack_lvl+0xe8/0x150
[  309.211019][ T6526]  sysfs_create_dir_ns+0x271/0x2a0
[  309.211049][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211075][ T6526]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  309.211106][ T6526]  ? do_raw_spin_unlock+0xf5/0x210
[  309.211131][ T6526]  kobject_add_internal+0x62b/0xd00
[  309.211170][ T6526]  kobject_init_and_add+0x12b/0x1a0
[  309.211205][ T6526]  ? __pfx_kobject_init_and_add+0x10/0x10
[  309.211236][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211259][ T6526]  ? __raw_spin_lock_init+0x45/0x100
[  309.211281][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211303][ T6526]  ? __init_swait_queue_head+0xa9/0x150
[  309.211327][ T6526]  gfs2_sys_fs_add+0x257/0x480
[  309.211356][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211398][ T6526]  ? is_dynamic_key+0x1ac/0x1c0
[  309.211424][ T6526]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  309.211462][ T6526]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  309.211495][ T6526]  gfs2_fill_super+0x13a7/0x21d0
[  309.211561][ T6526]  ? __pfx_gfs2_fill_super+0x10/0x10
[  309.211584][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211611][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211634][ T6526]  ? sb_set_blocksize+0x155/0x240
[  309.211661][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211683][ T6526]  ? setup_bdev_super+0x4c1/0x5b0
[  309.211710][ T6526]  get_tree_bdev_flags+0x431/0x4f0
[  309.211734][ T6526]  ? __pfx_gfs2_fill_super+0x10/0x10
[  309.211757][ T6526]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  309.211779][ T6526]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  309.211803][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211832][ T6526]  gfs2_get_tree+0x51/0x1e0
[  309.211858][ T6526]  vfs_get_tree+0x92/0x2a0
[  309.211884][ T6526]  do_new_mount+0x341/0xd30
[  309.211911][ T6526]  ? apparmor_capable+0x126/0x170
[  309.211941][ T6526]  ? __pfx_do_new_mount+0x10/0x10
[  309.211969][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.211991][ T6526]  ? ns_capable+0x89/0xe0
[  309.212018][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.212043][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.212070][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.212093][ T6526]  ? user_path_at+0xd4/0x160
[  309.212115][ T6526]  __se_sys_mount+0x31d/0x420
[  309.212151][ T6526]  ? __pfx___se_sys_mount+0x10/0x10
[  309.212179][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.212208][ T6526]  ? srso_alias_return_thunk+0x5/0xfbef5
[  309.212230][ T6526]  ? __x64_sys_mount+0x20/0xc0
[  309.212262][ T6526]  do_syscall_64+0x14d/0xf80
[  309.212288][ T6526]  ? trace_irq_disable+0x3b/0x150
[  309.212306][ T6526]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  309.212331][ T6526]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  309.212351][ T6526] RIP: 0033:0x7fa910f9da8a
[  309.212369][ T6526] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  309.212386][ T6526] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  309.212407][ T6526] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  309.212422][ T6526] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  309.212437][ T6526] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  309.212450][ T6526] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  309.212463][ T6526] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  309.212499][ T6526]  </TASK>
[  309.575814][ T6526] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  309.592711][ T6526] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  310.033950][ T6530] loop1: detected capacity change from 0 to 32768
[  310.053386][ T6530] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  310.060816][ T6530] CPU: 0 UID: 0 PID: 6530 Comm: syz.1.150 Not tainted syzkaller #0 PREEMPT(full) 
[  310.060855][ T6530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  310.060872][ T6530] Call Trace:
[  310.060883][ T6530]  <TASK>
[  310.060894][ T6530]  dump_stack_lvl+0xe8/0x150
[  310.060938][ T6530]  sysfs_create_dir_ns+0x271/0x2a0
[  310.060981][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.061017][ T6530]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  310.061060][ T6530]  ? do_raw_spin_unlock+0xf5/0x210
[  310.061095][ T6530]  kobject_add_internal+0x62b/0xd00
[  310.061150][ T6530]  kobject_init_and_add+0x12b/0x1a0
[  310.061198][ T6530]  ? __pfx_kobject_init_and_add+0x10/0x10
[  310.061241][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.061272][ T6530]  ? __raw_spin_lock_init+0x45/0x100
[  310.061303][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.061334][ T6530]  ? __init_swait_queue_head+0xa9/0x150
[  310.061367][ T6530]  gfs2_sys_fs_add+0x257/0x480
[  310.061408][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.061440][ T6530]  ? is_dynamic_key+0x1ac/0x1c0
[  310.061478][ T6530]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  310.061529][ T6530]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  310.061575][ T6530]  gfs2_fill_super+0x13a7/0x21d0
[  310.061627][ T6530]  ? __pfx_gfs2_fill_super+0x10/0x10
[  310.061658][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.061695][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.061728][ T6530]  ? sb_set_blocksize+0x155/0x240
[  310.061765][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.061804][ T6530]  ? setup_bdev_super+0x4c1/0x5b0
[  310.061841][ T6530]  get_tree_bdev_flags+0x431/0x4f0
[  310.061873][ T6530]  ? __pfx_gfs2_fill_super+0x10/0x10
[  310.061906][ T6530]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  310.061936][ T6530]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  310.061968][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.062008][ T6530]  gfs2_get_tree+0x51/0x1e0
[  310.062045][ T6530]  vfs_get_tree+0x92/0x2a0
[  310.062081][ T6530]  do_new_mount+0x341/0xd30
[  310.062121][ T6530]  ? apparmor_capable+0x126/0x170
[  310.062161][ T6530]  ? __pfx_do_new_mount+0x10/0x10
[  310.062201][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.062233][ T6530]  ? ns_capable+0x89/0xe0
[  310.062269][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.062304][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.062342][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.062373][ T6530]  ? user_path_at+0xd4/0x160
[  310.062404][ T6530]  __se_sys_mount+0x31d/0x420
[  310.062452][ T6530]  ? __pfx___se_sys_mount+0x10/0x10
[  310.062497][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.062537][ T6530]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.062567][ T6530]  ? __x64_sys_mount+0x20/0xc0
[  310.062610][ T6530]  do_syscall_64+0x14d/0xf80
[  310.062646][ T6530]  ? trace_irq_disable+0x3b/0x150
[  310.062671][ T6530]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.062704][ T6530]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.062731][ T6530] RIP: 0033:0x7fa910f9da8a
[  310.062756][ T6530] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  310.062786][ T6530] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  310.062813][ T6530] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  310.062834][ T6530] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  310.062854][ T6530] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  310.062872][ T6530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  310.062890][ T6530] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  310.062929][ T6530]  </TASK>
[  310.424653][ T6530] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  310.441795][ T6530] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  310.889633][ T6535] loop1: detected capacity change from 0 to 32768
[  310.908617][ T6535] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  310.916480][ T6535] CPU: 0 UID: 0 PID: 6535 Comm: syz.1.151 Not tainted syzkaller #0 PREEMPT(full) 
[  310.916513][ T6535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  310.916543][ T6535] Call Trace:
[  310.916553][ T6535]  <TASK>
[  310.916564][ T6535]  dump_stack_lvl+0xe8/0x150
[  310.916606][ T6535]  sysfs_create_dir_ns+0x271/0x2a0
[  310.916647][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.916684][ T6535]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  310.916726][ T6535]  ? do_raw_spin_unlock+0xf5/0x210
[  310.916760][ T6535]  kobject_add_internal+0x62b/0xd00
[  310.916811][ T6535]  kobject_init_and_add+0x12b/0x1a0
[  310.916858][ T6535]  ? __pfx_kobject_init_and_add+0x10/0x10
[  310.916904][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.916937][ T6535]  ? __raw_spin_lock_init+0x45/0x100
[  310.916966][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.916997][ T6535]  ? __init_swait_queue_head+0xa9/0x150
[  310.917030][ T6535]  gfs2_sys_fs_add+0x257/0x480
[  310.917070][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917101][ T6535]  ? is_dynamic_key+0x1ac/0x1c0
[  310.917137][ T6535]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  310.917188][ T6535]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  310.917232][ T6535]  gfs2_fill_super+0x13a7/0x21d0
[  310.917289][ T6535]  ? __pfx_gfs2_fill_super+0x10/0x10
[  310.917319][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917361][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917396][ T6535]  ? sb_set_blocksize+0x155/0x240
[  310.917430][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917454][ T6535]  ? setup_bdev_super+0x4c1/0x5b0
[  310.917481][ T6535]  get_tree_bdev_flags+0x431/0x4f0
[  310.917505][ T6535]  ? __pfx_gfs2_fill_super+0x10/0x10
[  310.917536][ T6535]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  310.917558][ T6535]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  310.917581][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917610][ T6535]  gfs2_get_tree+0x51/0x1e0
[  310.917636][ T6535]  vfs_get_tree+0x92/0x2a0
[  310.917665][ T6535]  do_new_mount+0x341/0xd30
[  310.917694][ T6535]  ? apparmor_capable+0x126/0x170
[  310.917722][ T6535]  ? __pfx_do_new_mount+0x10/0x10
[  310.917754][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917781][ T6535]  ? ns_capable+0x89/0xe0
[  310.917808][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917836][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917863][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.917885][ T6535]  ? user_path_at+0xd4/0x160
[  310.917908][ T6535]  __se_sys_mount+0x31d/0x420
[  310.917944][ T6535]  ? __pfx___se_sys_mount+0x10/0x10
[  310.917972][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.918000][ T6535]  ? srso_alias_return_thunk+0x5/0xfbef5
[  310.918022][ T6535]  ? __x64_sys_mount+0x20/0xc0
[  310.918054][ T6535]  do_syscall_64+0x14d/0xf80
[  310.918080][ T6535]  ? trace_irq_disable+0x3b/0x150
[  310.918098][ T6535]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.918122][ T6535]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.918145][ T6535] RIP: 0033:0x7fa910f9da8a
[  310.918166][ T6535] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  310.918184][ T6535] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  310.918205][ T6535] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  310.918219][ T6535] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  310.918233][ T6535] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  310.918247][ T6535] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  310.918259][ T6535] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  310.918288][ T6535]  </TASK>
[  310.918503][ T6535] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  311.297631][ T6535] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  311.739753][ T6538] loop1: detected capacity change from 0 to 32768
[  311.785038][ T6538] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  311.792658][ T6538] CPU: 0 UID: 0 PID: 6538 Comm: syz.1.152 Not tainted syzkaller #0 PREEMPT(full) 
[  311.792691][ T6538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  311.792708][ T6538] Call Trace:
[  311.792719][ T6538]  <TASK>
[  311.792730][ T6538]  dump_stack_lvl+0xe8/0x150
[  311.792774][ T6538]  sysfs_create_dir_ns+0x271/0x2a0
[  311.792815][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.792850][ T6538]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  311.792890][ T6538]  ? do_raw_spin_unlock+0xf5/0x210
[  311.792924][ T6538]  kobject_add_internal+0x62b/0xd00
[  311.792977][ T6538]  kobject_init_and_add+0x12b/0x1a0
[  311.793025][ T6538]  ? __pfx_kobject_init_and_add+0x10/0x10
[  311.793067][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.793098][ T6538]  ? __raw_spin_lock_init+0x45/0x100
[  311.793127][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.793159][ T6538]  ? __init_swait_queue_head+0xa9/0x150
[  311.793192][ T6538]  gfs2_sys_fs_add+0x257/0x480
[  311.793232][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.793263][ T6538]  ? is_dynamic_key+0x1ac/0x1c0
[  311.793298][ T6538]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  311.793349][ T6538]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  311.793394][ T6538]  gfs2_fill_super+0x13a7/0x21d0
[  311.793444][ T6538]  ? __pfx_gfs2_fill_super+0x10/0x10
[  311.793474][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.793512][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.793654][ T6538]  ? sb_set_blocksize+0x155/0x240
[  311.793692][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.793725][ T6538]  ? setup_bdev_super+0x4c1/0x5b0
[  311.793761][ T6538]  get_tree_bdev_flags+0x431/0x4f0
[  311.793811][ T6538]  ? __pfx_gfs2_fill_super+0x10/0x10
[  311.793844][ T6538]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  311.793873][ T6538]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  311.793905][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.793944][ T6538]  gfs2_get_tree+0x51/0x1e0
[  311.793977][ T6538]  vfs_get_tree+0x92/0x2a0
[  311.794012][ T6538]  do_new_mount+0x341/0xd30
[  311.794050][ T6538]  ? apparmor_capable+0x126/0x170
[  311.794089][ T6538]  ? __pfx_do_new_mount+0x10/0x10
[  311.794128][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.794159][ T6538]  ? ns_capable+0x89/0xe0
[  311.794196][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.794229][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.794266][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.794296][ T6538]  ? user_path_at+0xd4/0x160
[  311.794328][ T6538]  __se_sys_mount+0x31d/0x420
[  311.794375][ T6538]  ? __pfx___se_sys_mount+0x10/0x10
[  311.794415][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.794454][ T6538]  ? srso_alias_return_thunk+0x5/0xfbef5
[  311.794491][ T6538]  ? __x64_sys_mount+0x20/0xc0
[  311.794533][ T6538]  do_syscall_64+0x14d/0xf80
[  311.794569][ T6538]  ? trace_irq_disable+0x3b/0x150
[  311.794594][ T6538]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.794628][ T6538]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.794655][ T6538] RIP: 0033:0x7fa910f9da8a
[  311.794680][ T6538] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  311.794723][ T6538] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  311.794751][ T6538] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  311.794776][ T6538] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  311.794796][ T6538] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  311.794815][ T6538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  311.794832][ T6538] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  311.794871][ T6538]  </TASK>
[  311.794901][ T6538] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  312.174012][ T6538] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/04/10 04:47:36 executed programs: 138
[  312.597744][ T6541] loop1: detected capacity change from 0 to 32768
[  312.614129][ T6541] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  312.621544][ T6541] CPU: 0 UID: 0 PID: 6541 Comm: syz.1.153 Not tainted syzkaller #0 PREEMPT(full) 
[  312.621597][ T6541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  312.621614][ T6541] Call Trace:
[  312.621626][ T6541]  <TASK>
[  312.621637][ T6541]  dump_stack_lvl+0xe8/0x150
[  312.621680][ T6541]  sysfs_create_dir_ns+0x271/0x2a0
[  312.621723][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.621759][ T6541]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  312.621809][ T6541]  ? do_raw_spin_unlock+0xf5/0x210
[  312.621844][ T6541]  kobject_add_internal+0x62b/0xd00
[  312.621899][ T6541]  kobject_init_and_add+0x12b/0x1a0
[  312.621947][ T6541]  ? __pfx_kobject_init_and_add+0x10/0x10
[  312.621994][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622024][ T6541]  ? __raw_spin_lock_init+0x45/0x100
[  312.622054][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622086][ T6541]  ? __init_swait_queue_head+0xa9/0x150
[  312.622119][ T6541]  gfs2_sys_fs_add+0x257/0x480
[  312.622162][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622194][ T6541]  ? is_dynamic_key+0x1ac/0x1c0
[  312.622225][ T6541]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  312.622263][ T6541]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  312.622296][ T6541]  gfs2_fill_super+0x13a7/0x21d0
[  312.622334][ T6541]  ? __pfx_gfs2_fill_super+0x10/0x10
[  312.622356][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622383][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622406][ T6541]  ? sb_set_blocksize+0x155/0x240
[  312.622432][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622455][ T6541]  ? setup_bdev_super+0x4c1/0x5b0
[  312.622481][ T6541]  get_tree_bdev_flags+0x431/0x4f0
[  312.622514][ T6541]  ? __pfx_gfs2_fill_super+0x10/0x10
[  312.622543][ T6541]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  312.622569][ T6541]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  312.622600][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622639][ T6541]  gfs2_get_tree+0x51/0x1e0
[  312.622673][ T6541]  vfs_get_tree+0x92/0x2a0
[  312.622707][ T6541]  do_new_mount+0x341/0xd30
[  312.622745][ T6541]  ? apparmor_capable+0x126/0x170
[  312.622795][ T6541]  ? __pfx_do_new_mount+0x10/0x10
[  312.622834][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622864][ T6541]  ? ns_capable+0x89/0xe0
[  312.622901][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622933][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.622970][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.623000][ T6541]  ? user_path_at+0xd4/0x160
[  312.623032][ T6541]  __se_sys_mount+0x31d/0x420
[  312.623080][ T6541]  ? __pfx___se_sys_mount+0x10/0x10
[  312.623119][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.623157][ T6541]  ? srso_alias_return_thunk+0x5/0xfbef5
[  312.623188][ T6541]  ? __x64_sys_mount+0x20/0xc0
[  312.623232][ T6541]  do_syscall_64+0x14d/0xf80
[  312.623267][ T6541]  ? trace_irq_disable+0x3b/0x150
[  312.623291][ T6541]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  312.623325][ T6541]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  312.623352][ T6541] RIP: 0033:0x7fa910f9da8a
[  312.623376][ T6541] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  312.623398][ T6541] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  312.623425][ T6541] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  312.623446][ T6541] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  312.623465][ T6541] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  312.623484][ T6541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  312.623501][ T6541] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  312.623540][ T6541]  </TASK>
[  312.988324][ T6541] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  313.002403][ T6541] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  313.393241][ T6544] loop1: detected capacity change from 0 to 32768
[  313.407704][ T6544] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  313.416245][ T6544] CPU: 1 UID: 0 PID: 6544 Comm: syz.1.154 Not tainted syzkaller #0 PREEMPT(full) 
[  313.416281][ T6544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  313.416297][ T6544] Call Trace:
[  313.416309][ T6544]  <TASK>
[  313.416320][ T6544]  dump_stack_lvl+0xe8/0x150
[  313.416369][ T6544]  sysfs_create_dir_ns+0x271/0x2a0
[  313.416410][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.416444][ T6544]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  313.416475][ T6544]  ? do_raw_spin_unlock+0xf5/0x210
[  313.416501][ T6544]  kobject_add_internal+0x62b/0xd00
[  313.416542][ T6544]  kobject_init_and_add+0x12b/0x1a0
[  313.416577][ T6544]  ? __pfx_kobject_init_and_add+0x10/0x10
[  313.416608][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.416631][ T6544]  ? __raw_spin_lock_init+0x45/0x100
[  313.416652][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.416675][ T6544]  ? __init_swait_queue_head+0xa9/0x150
[  313.416699][ T6544]  gfs2_sys_fs_add+0x257/0x480
[  313.416729][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.416751][ T6544]  ? is_dynamic_key+0x1ac/0x1c0
[  313.416777][ T6544]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  313.416821][ T6544]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  313.416855][ T6544]  gfs2_fill_super+0x13a7/0x21d0
[  313.416893][ T6544]  ? __pfx_gfs2_fill_super+0x10/0x10
[  313.416915][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.416942][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.416965][ T6544]  ? sb_set_blocksize+0x155/0x240
[  313.416991][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.417014][ T6544]  ? setup_bdev_super+0x4c1/0x5b0
[  313.417040][ T6544]  get_tree_bdev_flags+0x431/0x4f0
[  313.417064][ T6544]  ? __pfx_gfs2_fill_super+0x10/0x10
[  313.417088][ T6544]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  313.417109][ T6544]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  313.417132][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.417161][ T6544]  gfs2_get_tree+0x51/0x1e0
[  313.417187][ T6544]  vfs_get_tree+0x92/0x2a0
[  313.417213][ T6544]  do_new_mount+0x341/0xd30
[  313.417240][ T6544]  ? apparmor_capable+0x126/0x170
[  313.417269][ T6544]  ? __pfx_do_new_mount+0x10/0x10
[  313.417298][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.417320][ T6544]  ? ns_capable+0x89/0xe0
[  313.417347][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.417371][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.417399][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.417421][ T6544]  ? user_path_at+0xd4/0x160
[  313.417444][ T6544]  __se_sys_mount+0x31d/0x420
[  313.417479][ T6544]  ? __pfx___se_sys_mount+0x10/0x10
[  313.417507][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.417537][ T6544]  ? srso_alias_return_thunk+0x5/0xfbef5
[  313.417563][ T6544]  ? __x64_sys_mount+0x20/0xc0
[  313.417598][ T6544]  do_syscall_64+0x14d/0xf80
[  313.417626][ T6544]  ? trace_irq_disable+0x3b/0x150
[  313.417649][ T6544]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.417681][ T6544]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  313.417706][ T6544] RIP: 0033:0x7fa910f9da8a
[  313.417730][ T6544] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  313.417752][ T6544] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  313.417774][ T6544] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  313.417794][ T6544] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  313.417808][ T6544] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  313.417821][ T6544] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  313.417834][ T6544] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  313.417863][ T6544]  </TASK>
[  313.418426][ T6544] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  313.796560][ T6544] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  314.241111][ T6548] loop1: detected capacity change from 0 to 32768
[  314.255733][ T6548] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  314.263559][ T6548] CPU: 1 UID: 0 PID: 6548 Comm: syz.1.155 Not tainted syzkaller #0 PREEMPT(full) 
[  314.263592][ T6548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  314.263610][ T6548] Call Trace:
[  314.263620][ T6548]  <TASK>
[  314.263631][ T6548]  dump_stack_lvl+0xe8/0x150
[  314.263675][ T6548]  sysfs_create_dir_ns+0x271/0x2a0
[  314.263712][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.263744][ T6548]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  314.263782][ T6548]  ? do_raw_spin_unlock+0xf5/0x210
[  314.263813][ T6548]  kobject_add_internal+0x62b/0xd00
[  314.263861][ T6548]  kobject_init_and_add+0x12b/0x1a0
[  314.263904][ T6548]  ? __pfx_kobject_init_and_add+0x10/0x10
[  314.263942][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.263970][ T6548]  ? __raw_spin_lock_init+0x45/0x100
[  314.263996][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264024][ T6548]  ? __init_swait_queue_head+0xa9/0x150
[  314.264052][ T6548]  gfs2_sys_fs_add+0x257/0x480
[  314.264088][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264116][ T6548]  ? is_dynamic_key+0x1ac/0x1c0
[  314.264148][ T6548]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  314.264194][ T6548]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  314.264233][ T6548]  gfs2_fill_super+0x13a7/0x21d0
[  314.264278][ T6548]  ? __pfx_gfs2_fill_super+0x10/0x10
[  314.264305][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264338][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264366][ T6548]  ? sb_set_blocksize+0x155/0x240
[  314.264398][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264426][ T6548]  ? setup_bdev_super+0x4c1/0x5b0
[  314.264458][ T6548]  get_tree_bdev_flags+0x431/0x4f0
[  314.264487][ T6548]  ? __pfx_gfs2_fill_super+0x10/0x10
[  314.264516][ T6548]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  314.264548][ T6548]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  314.264576][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264611][ T6548]  gfs2_get_tree+0x51/0x1e0
[  314.264644][ T6548]  vfs_get_tree+0x92/0x2a0
[  314.264674][ T6548]  do_new_mount+0x341/0xd30
[  314.264709][ T6548]  ? apparmor_capable+0x126/0x170
[  314.264743][ T6548]  ? __pfx_do_new_mount+0x10/0x10
[  314.264779][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264806][ T6548]  ? ns_capable+0x89/0xe0
[  314.264840][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264869][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264903][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.264930][ T6548]  ? user_path_at+0xd4/0x160
[  314.264957][ T6548]  __se_sys_mount+0x31d/0x420
[  314.265001][ T6548]  ? __pfx___se_sys_mount+0x10/0x10
[  314.265036][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.265070][ T6548]  ? srso_alias_return_thunk+0x5/0xfbef5
[  314.265097][ T6548]  ? __x64_sys_mount+0x20/0xc0
[  314.265137][ T6548]  do_syscall_64+0x14d/0xf80
[  314.265168][ T6548]  ? trace_irq_disable+0x3b/0x150
[  314.265190][ T6548]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  314.265219][ T6548]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  314.265243][ T6548] RIP: 0033:0x7fa910f9da8a
[  314.265264][ T6548] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  314.265284][ T6548] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  314.265309][ T6548] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  314.265327][ T6548] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  314.265344][ T6548] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  314.265360][ T6548] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  314.265375][ T6548] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  314.265409][ T6548]  </TASK>
[  314.265444][ T6548] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  314.643846][ T6548] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  315.079425][ T6551] loop1: detected capacity change from 0 to 32768
[  315.107904][ T6551] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  315.115497][ T6551] CPU: 1 UID: 0 PID: 6551 Comm: syz.1.156 Not tainted syzkaller #0 PREEMPT(full) 
[  315.115529][ T6551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  315.115558][ T6551] Call Trace:
[  315.115568][ T6551]  <TASK>
[  315.115579][ T6551]  dump_stack_lvl+0xe8/0x150
[  315.115624][ T6551]  sysfs_create_dir_ns+0x271/0x2a0
[  315.115665][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.115701][ T6551]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  315.115743][ T6551]  ? do_raw_spin_unlock+0xf5/0x210
[  315.115778][ T6551]  kobject_add_internal+0x62b/0xd00
[  315.115831][ T6551]  kobject_init_and_add+0x12b/0x1a0
[  315.115878][ T6551]  ? __pfx_kobject_init_and_add+0x10/0x10
[  315.115920][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.115952][ T6551]  ? __raw_spin_lock_init+0x45/0x100
[  315.115981][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.116013][ T6551]  ? __init_swait_queue_head+0xa9/0x150
[  315.116046][ T6551]  gfs2_sys_fs_add+0x257/0x480
[  315.116086][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.116117][ T6551]  ? is_dynamic_key+0x1ac/0x1c0
[  315.116154][ T6551]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  315.116204][ T6551]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  315.116250][ T6551]  gfs2_fill_super+0x13a7/0x21d0
[  315.116300][ T6551]  ? __pfx_gfs2_fill_super+0x10/0x10
[  315.116331][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.116369][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.116401][ T6551]  ? sb_set_blocksize+0x155/0x240
[  315.116439][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.116470][ T6551]  ? setup_bdev_super+0x4c1/0x5b0
[  315.116506][ T6551]  get_tree_bdev_flags+0x431/0x4f0
[  315.116540][ T6551]  ? __pfx_gfs2_fill_super+0x10/0x10
[  315.116581][ T6551]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  315.116611][ T6551]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  315.116643][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.116683][ T6551]  gfs2_get_tree+0x51/0x1e0
[  315.116719][ T6551]  vfs_get_tree+0x92/0x2a0
[  315.116753][ T6551]  do_new_mount+0x341/0xd30
[  315.116791][ T6551]  ? apparmor_capable+0x126/0x170
[  315.116831][ T6551]  ? __pfx_do_new_mount+0x10/0x10
[  315.116870][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.116900][ T6551]  ? ns_capable+0x89/0xe0
[  315.116938][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.116973][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.117011][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.117042][ T6551]  ? user_path_at+0xd4/0x160
[  315.117073][ T6551]  __se_sys_mount+0x31d/0x420
[  315.117122][ T6551]  ? __pfx___se_sys_mount+0x10/0x10
[  315.117162][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.117201][ T6551]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.117231][ T6551]  ? __x64_sys_mount+0x20/0xc0
[  315.117276][ T6551]  do_syscall_64+0x14d/0xf80
[  315.117312][ T6551]  ? trace_irq_disable+0x3b/0x150
[  315.117335][ T6551]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.117369][ T6551]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.117396][ T6551] RIP: 0033:0x7fa910f9da8a
[  315.117419][ T6551] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  315.117442][ T6551] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  315.117469][ T6551] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  315.117489][ T6551] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  315.117509][ T6551] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  315.117528][ T6551] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  315.117555][ T6551] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  315.117595][ T6551]  </TASK>
[  315.117624][ T6551] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  315.494538][ T6551] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  315.931778][ T6554] loop1: detected capacity change from 0 to 32768
[  315.951970][ T6554] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  315.960000][ T6554] CPU: 1 UID: 0 PID: 6554 Comm: syz.1.157 Not tainted syzkaller #0 PREEMPT(full) 
[  315.960032][ T6554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  315.960049][ T6554] Call Trace:
[  315.960059][ T6554]  <TASK>
[  315.960070][ T6554]  dump_stack_lvl+0xe8/0x150
[  315.960115][ T6554]  sysfs_create_dir_ns+0x271/0x2a0
[  315.960156][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.960192][ T6554]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  315.960234][ T6554]  ? do_raw_spin_unlock+0xf5/0x210
[  315.960269][ T6554]  kobject_add_internal+0x62b/0xd00
[  315.960322][ T6554]  kobject_init_and_add+0x12b/0x1a0
[  315.960370][ T6554]  ? __pfx_kobject_init_and_add+0x10/0x10
[  315.960412][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.960444][ T6554]  ? __raw_spin_lock_init+0x45/0x100
[  315.960474][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.960506][ T6554]  ? __init_swait_queue_head+0xa9/0x150
[  315.960539][ T6554]  gfs2_sys_fs_add+0x257/0x480
[  315.960579][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.960622][ T6554]  ? is_dynamic_key+0x1ac/0x1c0
[  315.960658][ T6554]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  315.960710][ T6554]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  315.960755][ T6554]  gfs2_fill_super+0x13a7/0x21d0
[  315.960807][ T6554]  ? __pfx_gfs2_fill_super+0x10/0x10
[  315.960838][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.960875][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.960906][ T6554]  ? sb_set_blocksize+0x155/0x240
[  315.960942][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.960973][ T6554]  ? setup_bdev_super+0x4c1/0x5b0
[  315.961009][ T6554]  get_tree_bdev_flags+0x431/0x4f0
[  315.961042][ T6554]  ? __pfx_gfs2_fill_super+0x10/0x10
[  315.961073][ T6554]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  315.961103][ T6554]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  315.961136][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.961176][ T6554]  gfs2_get_tree+0x51/0x1e0
[  315.961213][ T6554]  vfs_get_tree+0x92/0x2a0
[  315.961248][ T6554]  do_new_mount+0x341/0xd30
[  315.961287][ T6554]  ? apparmor_capable+0x126/0x170
[  315.961326][ T6554]  ? __pfx_do_new_mount+0x10/0x10
[  315.961365][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.961396][ T6554]  ? ns_capable+0x89/0xe0
[  315.961433][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.961467][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.961504][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.961535][ T6554]  ? user_path_at+0xd4/0x160
[  315.961565][ T6554]  __se_sys_mount+0x31d/0x420
[  315.961622][ T6554]  ? __pfx___se_sys_mount+0x10/0x10
[  315.961661][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.961701][ T6554]  ? srso_alias_return_thunk+0x5/0xfbef5
[  315.961733][ T6554]  ? __x64_sys_mount+0x20/0xc0
[  315.961777][ T6554]  do_syscall_64+0x14d/0xf80
[  315.961813][ T6554]  ? trace_irq_disable+0x3b/0x150
[  315.961838][ T6554]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.961871][ T6554]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.961898][ T6554] RIP: 0033:0x7fa910f9da8a
[  315.961923][ T6554] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  315.961945][ T6554] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  315.961973][ T6554] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  315.961994][ T6554] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  315.962014][ T6554] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  315.962032][ T6554] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  315.962050][ T6554] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  315.962089][ T6554]  </TASK>
[  315.962117][ T6554] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  316.339609][ T6554] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  316.468258][ T1297] ieee802154 phy0 wpan0: encryption failed: -22
[  316.474685][ T1297] ieee802154 phy1 wpan1: encryption failed: -22
[  316.783582][ T6557] loop1: detected capacity change from 0 to 32768
[  316.805260][ T6557] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  316.812868][ T6557] CPU: 1 UID: 0 PID: 6557 Comm: syz.1.158 Not tainted syzkaller #0 PREEMPT(full) 
[  316.812901][ T6557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  316.812918][ T6557] Call Trace:
[  316.812929][ T6557]  <TASK>
[  316.812939][ T6557]  dump_stack_lvl+0xe8/0x150
[  316.812984][ T6557]  sysfs_create_dir_ns+0x271/0x2a0
[  316.813025][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.813062][ T6557]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  316.813104][ T6557]  ? do_raw_spin_unlock+0xf5/0x210
[  316.813140][ T6557]  kobject_add_internal+0x62b/0xd00
[  316.813194][ T6557]  kobject_init_and_add+0x12b/0x1a0
[  316.813243][ T6557]  ? __pfx_kobject_init_and_add+0x10/0x10
[  316.813286][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.813318][ T6557]  ? __raw_spin_lock_init+0x45/0x100
[  316.813348][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.813379][ T6557]  ? __init_swait_queue_head+0xa9/0x150
[  316.813412][ T6557]  gfs2_sys_fs_add+0x257/0x480
[  316.813452][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.813483][ T6557]  ? is_dynamic_key+0x1ac/0x1c0
[  316.813519][ T6557]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  316.813579][ T6557]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  316.813623][ T6557]  gfs2_fill_super+0x13a7/0x21d0
[  316.813674][ T6557]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.813705][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.813744][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.813775][ T6557]  ? sb_set_blocksize+0x155/0x240
[  316.813811][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.813843][ T6557]  ? setup_bdev_super+0x4c1/0x5b0
[  316.813880][ T6557]  get_tree_bdev_flags+0x431/0x4f0
[  316.813914][ T6557]  ? __pfx_gfs2_fill_super+0x10/0x10
[  316.813946][ T6557]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  316.813975][ T6557]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  316.814007][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.814047][ T6557]  gfs2_get_tree+0x51/0x1e0
[  316.814083][ T6557]  vfs_get_tree+0x92/0x2a0
[  316.814117][ T6557]  do_new_mount+0x341/0xd30
[  316.814156][ T6557]  ? apparmor_capable+0x126/0x170
[  316.814194][ T6557]  ? __pfx_do_new_mount+0x10/0x10
[  316.814234][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.814265][ T6557]  ? ns_capable+0x89/0xe0
[  316.814303][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.814337][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.814374][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.814405][ T6557]  ? user_path_at+0xd4/0x160
[  316.814436][ T6557]  __se_sys_mount+0x31d/0x420
[  316.814485][ T6557]  ? __pfx___se_sys_mount+0x10/0x10
[  316.814523][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.814570][ T6557]  ? srso_alias_return_thunk+0x5/0xfbef5
[  316.814602][ T6557]  ? __x64_sys_mount+0x20/0xc0
[  316.814645][ T6557]  do_syscall_64+0x14d/0xf80
[  316.814682][ T6557]  ? trace_irq_disable+0x3b/0x150
[  316.814706][ T6557]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.814739][ T6557]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  316.814766][ T6557] RIP: 0033:0x7fa910f9da8a
[  316.814790][ T6557] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  316.814813][ T6557] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  316.814841][ T6557] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  316.814861][ T6557] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  316.814880][ T6557] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  316.814898][ T6557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  316.814915][ T6557] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  316.814955][ T6557]  </TASK>
[  316.814986][ T6557] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  317.193998][ T6557] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/04/10 04:47:41 executed programs: 144
[  317.613989][ T6560] loop1: detected capacity change from 0 to 32768
[  317.652070][ T6560] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  317.660456][ T6560] CPU: 1 UID: 0 PID: 6560 Comm: syz.1.159 Not tainted syzkaller #0 PREEMPT(full) 
[  317.660490][ T6560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  317.660507][ T6560] Call Trace:
[  317.660518][ T6560]  <TASK>
[  317.660529][ T6560]  dump_stack_lvl+0xe8/0x150
[  317.660573][ T6560]  sysfs_create_dir_ns+0x271/0x2a0
[  317.660615][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.660649][ T6560]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  317.660691][ T6560]  ? do_raw_spin_unlock+0xf5/0x210
[  317.660727][ T6560]  kobject_add_internal+0x62b/0xd00
[  317.660788][ T6560]  kobject_init_and_add+0x12b/0x1a0
[  317.660837][ T6560]  ? __pfx_kobject_init_and_add+0x10/0x10
[  317.660878][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.660909][ T6560]  ? __raw_spin_lock_init+0x45/0x100
[  317.660938][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.660970][ T6560]  ? __init_swait_queue_head+0xa9/0x150
[  317.661003][ T6560]  gfs2_sys_fs_add+0x257/0x480
[  317.661043][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661074][ T6560]  ? is_dynamic_key+0x1ac/0x1c0
[  317.661111][ T6560]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  317.661163][ T6560]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  317.661208][ T6560]  gfs2_fill_super+0x13a7/0x21d0
[  317.661259][ T6560]  ? __pfx_gfs2_fill_super+0x10/0x10
[  317.661290][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661328][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661359][ T6560]  ? sb_set_blocksize+0x155/0x240
[  317.661396][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661427][ T6560]  ? setup_bdev_super+0x4c1/0x5b0
[  317.661464][ T6560]  get_tree_bdev_flags+0x431/0x4f0
[  317.661497][ T6560]  ? __pfx_gfs2_fill_super+0x10/0x10
[  317.661529][ T6560]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  317.661558][ T6560]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  317.661590][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661631][ T6560]  gfs2_get_tree+0x51/0x1e0
[  317.661666][ T6560]  vfs_get_tree+0x92/0x2a0
[  317.661701][ T6560]  do_new_mount+0x341/0xd30
[  317.661740][ T6560]  ? apparmor_capable+0x126/0x170
[  317.661787][ T6560]  ? __pfx_do_new_mount+0x10/0x10
[  317.661827][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661859][ T6560]  ? ns_capable+0x89/0xe0
[  317.661896][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661929][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661967][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.661998][ T6560]  ? user_path_at+0xd4/0x160
[  317.662030][ T6560]  __se_sys_mount+0x31d/0x420
[  317.662078][ T6560]  ? __pfx___se_sys_mount+0x10/0x10
[  317.662117][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.662156][ T6560]  ? srso_alias_return_thunk+0x5/0xfbef5
[  317.662187][ T6560]  ? __x64_sys_mount+0x20/0xc0
[  317.662231][ T6560]  do_syscall_64+0x14d/0xf80
[  317.662267][ T6560]  ? trace_irq_disable+0x3b/0x150
[  317.662292][ T6560]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.662325][ T6560]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.662352][ T6560] RIP: 0033:0x7fa910f9da8a
[  317.662377][ T6560] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  317.662399][ T6560] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  317.662426][ T6560] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  317.662446][ T6560] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  317.662466][ T6560] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  317.662490][ T6560] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  317.662507][ T6560] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  317.662547][ T6560]  </TASK>
[  318.021412][ T6560] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  318.035457][ T6560] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  318.465314][ T6563] loop1: detected capacity change from 0 to 32768
[  318.490436][ T6563] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  318.498220][ T6563] CPU: 0 UID: 0 PID: 6563 Comm: syz.1.160 Not tainted syzkaller #0 PREEMPT(full) 
[  318.498253][ T6563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  318.498269][ T6563] Call Trace:
[  318.498280][ T6563]  <TASK>
[  318.498291][ T6563]  dump_stack_lvl+0xe8/0x150
[  318.498334][ T6563]  sysfs_create_dir_ns+0x271/0x2a0
[  318.498374][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.498409][ T6563]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  318.498451][ T6563]  ? do_raw_spin_unlock+0xf5/0x210
[  318.498485][ T6563]  kobject_add_internal+0x62b/0xd00
[  318.498545][ T6563]  kobject_init_and_add+0x12b/0x1a0
[  318.498593][ T6563]  ? __pfx_kobject_init_and_add+0x10/0x10
[  318.498634][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.498665][ T6563]  ? __raw_spin_lock_init+0x45/0x100
[  318.498694][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.498725][ T6563]  ? __init_swait_queue_head+0xa9/0x150
[  318.498757][ T6563]  gfs2_sys_fs_add+0x257/0x480
[  318.498796][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.498827][ T6563]  ? is_dynamic_key+0x1ac/0x1c0
[  318.498862][ T6563]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  318.498912][ T6563]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  318.498956][ T6563]  gfs2_fill_super+0x13a7/0x21d0
[  318.499007][ T6563]  ? __pfx_gfs2_fill_super+0x10/0x10
[  318.499037][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499073][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499104][ T6563]  ? sb_set_blocksize+0x155/0x240
[  318.499142][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499173][ T6563]  ? setup_bdev_super+0x4c1/0x5b0
[  318.499208][ T6563]  get_tree_bdev_flags+0x431/0x4f0
[  318.499240][ T6563]  ? __pfx_gfs2_fill_super+0x10/0x10
[  318.499271][ T6563]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  318.499300][ T6563]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  318.499332][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499372][ T6563]  gfs2_get_tree+0x51/0x1e0
[  318.499407][ T6563]  vfs_get_tree+0x92/0x2a0
[  318.499440][ T6563]  do_new_mount+0x341/0xd30
[  318.499477][ T6563]  ? apparmor_capable+0x126/0x170
[  318.499515][ T6563]  ? __pfx_do_new_mount+0x10/0x10
[  318.499592][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499623][ T6563]  ? ns_capable+0x89/0xe0
[  318.499660][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499694][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499731][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499761][ T6563]  ? user_path_at+0xd4/0x160
[  318.499791][ T6563]  __se_sys_mount+0x31d/0x420
[  318.499839][ T6563]  ? __pfx___se_sys_mount+0x10/0x10
[  318.499877][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499915][ T6563]  ? srso_alias_return_thunk+0x5/0xfbef5
[  318.499945][ T6563]  ? __x64_sys_mount+0x20/0xc0
[  318.499988][ T6563]  do_syscall_64+0x14d/0xf80
[  318.500024][ T6563]  ? trace_irq_disable+0x3b/0x150
[  318.500047][ T6563]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.500080][ T6563]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.500107][ T6563] RIP: 0033:0x7fa910f9da8a
[  318.500131][ T6563] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  318.500153][ T6563] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  318.500181][ T6563] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  318.500201][ T6563] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  318.500219][ T6563] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  318.500238][ T6563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  318.500255][ T6563] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  318.500294][ T6563]  </TASK>
[  318.500877][ T6563] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  318.563766][ T5913] Bluetooth: hci1: command 0x0406 tx timeout
[  318.571488][ T6563] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  319.394893][ T6566] loop1: detected capacity change from 0 to 32768
[  319.405091][ T6566] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  319.412926][ T6566] CPU: 0 UID: 0 PID: 6566 Comm: syz.1.161 Not tainted syzkaller #0 PREEMPT(full) 
[  319.412959][ T6566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  319.412976][ T6566] Call Trace:
[  319.412986][ T6566]  <TASK>
[  319.412997][ T6566]  dump_stack_lvl+0xe8/0x150
[  319.413040][ T6566]  sysfs_create_dir_ns+0x271/0x2a0
[  319.413081][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.413116][ T6566]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  319.413158][ T6566]  ? do_raw_spin_unlock+0xf5/0x210
[  319.413193][ T6566]  kobject_add_internal+0x62b/0xd00
[  319.413245][ T6566]  kobject_init_and_add+0x12b/0x1a0
[  319.413293][ T6566]  ? __pfx_kobject_init_and_add+0x10/0x10
[  319.413335][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.413366][ T6566]  ? __raw_spin_lock_init+0x45/0x100
[  319.413395][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.413426][ T6566]  ? __init_swait_queue_head+0xa9/0x150
[  319.413458][ T6566]  gfs2_sys_fs_add+0x257/0x480
[  319.413497][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.413528][ T6566]  ? is_dynamic_key+0x1ac/0x1c0
[  319.413563][ T6566]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  319.413614][ T6566]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  319.413661][ T6566]  gfs2_fill_super+0x13a7/0x21d0
[  319.413712][ T6566]  ? __pfx_gfs2_fill_super+0x10/0x10
[  319.413743][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.413780][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.413818][ T6566]  ? sb_set_blocksize+0x155/0x240
[  319.413854][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.413885][ T6566]  ? setup_bdev_super+0x4c1/0x5b0
[  319.413921][ T6566]  get_tree_bdev_flags+0x431/0x4f0
[  319.413954][ T6566]  ? __pfx_gfs2_fill_super+0x10/0x10
[  319.413986][ T6566]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  319.414015][ T6566]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  319.414048][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.414088][ T6566]  gfs2_get_tree+0x51/0x1e0
[  319.414124][ T6566]  vfs_get_tree+0x92/0x2a0
[  319.414158][ T6566]  do_new_mount+0x341/0xd30
[  319.414196][ T6566]  ? apparmor_capable+0x126/0x170
[  319.414235][ T6566]  ? __pfx_do_new_mount+0x10/0x10
[  319.414274][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.414305][ T6566]  ? ns_capable+0x89/0xe0
[  319.414342][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.414376][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.414413][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.414444][ T6566]  ? user_path_at+0xd4/0x160
[  319.414474][ T6566]  __se_sys_mount+0x31d/0x420
[  319.414522][ T6566]  ? __pfx___se_sys_mount+0x10/0x10
[  319.414558][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.414595][ T6566]  ? srso_alias_return_thunk+0x5/0xfbef5
[  319.414626][ T6566]  ? __x64_sys_mount+0x20/0xc0
[  319.414668][ T6566]  do_syscall_64+0x14d/0xf80
[  319.414702][ T6566]  ? trace_irq_disable+0x3b/0x150
[  319.414724][ T6566]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.414756][ T6566]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.414781][ T6566] RIP: 0033:0x7fa910f9da8a
[  319.414810][ T6566] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  319.414834][ T6566] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  319.414860][ T6566] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  319.414880][ T6566] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  319.414899][ T6566] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  319.414917][ T6566] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  319.414934][ T6566] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  319.414972][ T6566]  </TASK>
[  319.414999][ T6566] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  319.790868][ T6566] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  320.234488][ T6569] loop1: detected capacity change from 0 to 32768
[  320.256215][ T6569] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  320.263733][ T6569] CPU: 1 UID: 0 PID: 6569 Comm: syz.1.162 Not tainted syzkaller #0 PREEMPT(full) 
[  320.263770][ T6569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  320.263789][ T6569] Call Trace:
[  320.263815][ T6569]  <TASK>
[  320.263828][ T6569]  dump_stack_lvl+0xe8/0x150
[  320.263870][ T6569]  sysfs_create_dir_ns+0x271/0x2a0
[  320.263901][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.263926][ T6569]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  320.263957][ T6569]  ? do_raw_spin_unlock+0xf5/0x210
[  320.263983][ T6569]  kobject_add_internal+0x62b/0xd00
[  320.264022][ T6569]  kobject_init_and_add+0x12b/0x1a0
[  320.264057][ T6569]  ? __pfx_kobject_init_and_add+0x10/0x10
[  320.264087][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264110][ T6569]  ? __raw_spin_lock_init+0x45/0x100
[  320.264132][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264155][ T6569]  ? __init_swait_queue_head+0xa9/0x150
[  320.264179][ T6569]  gfs2_sys_fs_add+0x257/0x480
[  320.264207][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264230][ T6569]  ? is_dynamic_key+0x1ac/0x1c0
[  320.264256][ T6569]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  320.264293][ T6569]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  320.264326][ T6569]  gfs2_fill_super+0x13a7/0x21d0
[  320.264364][ T6569]  ? __pfx_gfs2_fill_super+0x10/0x10
[  320.264386][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264414][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264436][ T6569]  ? sb_set_blocksize+0x155/0x240
[  320.264463][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264485][ T6569]  ? setup_bdev_super+0x4c1/0x5b0
[  320.264511][ T6569]  get_tree_bdev_flags+0x431/0x4f0
[  320.264535][ T6569]  ? __pfx_gfs2_fill_super+0x10/0x10
[  320.264558][ T6569]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  320.264579][ T6569]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  320.264603][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264632][ T6569]  gfs2_get_tree+0x51/0x1e0
[  320.264658][ T6569]  vfs_get_tree+0x92/0x2a0
[  320.264683][ T6569]  do_new_mount+0x341/0xd30
[  320.264711][ T6569]  ? apparmor_capable+0x126/0x170
[  320.264740][ T6569]  ? __pfx_do_new_mount+0x10/0x10
[  320.264768][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264790][ T6569]  ? ns_capable+0x89/0xe0
[  320.264824][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264849][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264876][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.264898][ T6569]  ? user_path_at+0xd4/0x160
[  320.264921][ T6569]  __se_sys_mount+0x31d/0x420
[  320.264955][ T6569]  ? __pfx___se_sys_mount+0x10/0x10
[  320.264983][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.265012][ T6569]  ? srso_alias_return_thunk+0x5/0xfbef5
[  320.265035][ T6569]  ? __x64_sys_mount+0x20/0xc0
[  320.265067][ T6569]  do_syscall_64+0x14d/0xf80
[  320.265092][ T6569]  ? trace_irq_disable+0x3b/0x150
[  320.265110][ T6569]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  320.265134][ T6569]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  320.265154][ T6569] RIP: 0033:0x7fa910f9da8a
[  320.265172][ T6569] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  320.265189][ T6569] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  320.265209][ T6569] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  320.265224][ T6569] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  320.265239][ T6569] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  320.265252][ T6569] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  320.265265][ T6569] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  320.265295][ T6569]  </TASK>
[  320.265808][ T6569] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  320.643895][ T6569] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  321.087518][ T6572] loop1: detected capacity change from 0 to 32768
[  321.104385][ T6572] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  321.111807][ T6572] CPU: 1 UID: 0 PID: 6572 Comm: syz.1.163 Not tainted syzkaller #0 PREEMPT(full) 
[  321.111839][ T6572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  321.111856][ T6572] Call Trace:
[  321.111868][ T6572]  <TASK>
[  321.111878][ T6572]  dump_stack_lvl+0xe8/0x150
[  321.111923][ T6572]  sysfs_create_dir_ns+0x271/0x2a0
[  321.111965][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.112002][ T6572]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  321.112045][ T6572]  ? do_raw_spin_unlock+0xf5/0x210
[  321.112081][ T6572]  kobject_add_internal+0x62b/0xd00
[  321.112135][ T6572]  kobject_init_and_add+0x12b/0x1a0
[  321.112185][ T6572]  ? __pfx_kobject_init_and_add+0x10/0x10
[  321.112228][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.112260][ T6572]  ? __raw_spin_lock_init+0x45/0x100
[  321.112290][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.112322][ T6572]  ? __init_swait_queue_head+0xa9/0x150
[  321.112354][ T6572]  gfs2_sys_fs_add+0x257/0x480
[  321.112394][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.112426][ T6572]  ? is_dynamic_key+0x1ac/0x1c0
[  321.112462][ T6572]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  321.112520][ T6572]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  321.112564][ T6572]  gfs2_fill_super+0x13a7/0x21d0
[  321.112617][ T6572]  ? __pfx_gfs2_fill_super+0x10/0x10
[  321.112648][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.112686][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.112719][ T6572]  ? sb_set_blocksize+0x155/0x240
[  321.112755][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.112787][ T6572]  ? setup_bdev_super+0x4c1/0x5b0
[  321.112832][ T6572]  get_tree_bdev_flags+0x431/0x4f0
[  321.112864][ T6572]  ? __pfx_gfs2_fill_super+0x10/0x10
[  321.112895][ T6572]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  321.112926][ T6572]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  321.112959][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.112999][ T6572]  gfs2_get_tree+0x51/0x1e0
[  321.113035][ T6572]  vfs_get_tree+0x92/0x2a0
[  321.113070][ T6572]  do_new_mount+0x341/0xd30
[  321.113108][ T6572]  ? apparmor_capable+0x126/0x170
[  321.113146][ T6572]  ? __pfx_do_new_mount+0x10/0x10
[  321.113185][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.113217][ T6572]  ? ns_capable+0x89/0xe0
[  321.113254][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.113288][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.113326][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.113357][ T6572]  ? user_path_at+0xd4/0x160
[  321.113388][ T6572]  __se_sys_mount+0x31d/0x420
[  321.113436][ T6572]  ? __pfx___se_sys_mount+0x10/0x10
[  321.113475][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.113514][ T6572]  ? srso_alias_return_thunk+0x5/0xfbef5
[  321.113545][ T6572]  ? __x64_sys_mount+0x20/0xc0
[  321.113590][ T6572]  do_syscall_64+0x14d/0xf80
[  321.113626][ T6572]  ? trace_irq_disable+0x3b/0x150
[  321.113650][ T6572]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.113684][ T6572]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.113711][ T6572] RIP: 0033:0x7fa910f9da8a
[  321.113735][ T6572] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  321.113759][ T6572] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  321.113786][ T6572] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  321.113813][ T6572] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  321.113833][ T6572] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  321.113852][ T6572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  321.113869][ T6572] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  321.113909][ T6572]  </TASK>
[  321.477700][ T6572] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  321.492389][ T6572] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  321.973005][ T6575] loop1: detected capacity change from 0 to 32768
[  321.995368][ T6575] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  322.002955][ T6575] CPU: 1 UID: 0 PID: 6575 Comm: syz.1.164 Not tainted syzkaller #0 PREEMPT(full) 
[  322.002988][ T6575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  322.003006][ T6575] Call Trace:
[  322.003017][ T6575]  <TASK>
[  322.003027][ T6575]  dump_stack_lvl+0xe8/0x150
[  322.003072][ T6575]  sysfs_create_dir_ns+0x271/0x2a0
[  322.003114][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.003150][ T6575]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  322.003192][ T6575]  ? do_raw_spin_unlock+0xf5/0x210
[  322.003228][ T6575]  kobject_add_internal+0x62b/0xd00
[  322.003282][ T6575]  kobject_init_and_add+0x12b/0x1a0
[  322.003331][ T6575]  ? __pfx_kobject_init_and_add+0x10/0x10
[  322.003375][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.003408][ T6575]  ? __raw_spin_lock_init+0x45/0x100
[  322.003438][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.003470][ T6575]  ? __init_swait_queue_head+0xa9/0x150
[  322.003503][ T6575]  gfs2_sys_fs_add+0x257/0x480
[  322.003544][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.003575][ T6575]  ? is_dynamic_key+0x1ac/0x1c0
[  322.003611][ T6575]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  322.003663][ T6575]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  322.003709][ T6575]  gfs2_fill_super+0x13a7/0x21d0
[  322.003760][ T6575]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.003799][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.003837][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.003868][ T6575]  ? sb_set_blocksize+0x155/0x240
[  322.003905][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.003937][ T6575]  ? setup_bdev_super+0x4c1/0x5b0
[  322.003974][ T6575]  get_tree_bdev_flags+0x431/0x4f0
[  322.004008][ T6575]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.004040][ T6575]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  322.004071][ T6575]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  322.004103][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.004144][ T6575]  gfs2_get_tree+0x51/0x1e0
[  322.004181][ T6575]  vfs_get_tree+0x92/0x2a0
[  322.004214][ T6575]  do_new_mount+0x341/0xd30
[  322.004254][ T6575]  ? apparmor_capable+0x126/0x170
[  322.004294][ T6575]  ? __pfx_do_new_mount+0x10/0x10
[  322.004333][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.004365][ T6575]  ? ns_capable+0x89/0xe0
[  322.004402][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.004436][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.004474][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.004506][ T6575]  ? user_path_at+0xd4/0x160
[  322.004537][ T6575]  __se_sys_mount+0x31d/0x420
[  322.004586][ T6575]  ? __pfx___se_sys_mount+0x10/0x10
[  322.004625][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.004665][ T6575]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.004696][ T6575]  ? __x64_sys_mount+0x20/0xc0
[  322.004740][ T6575]  do_syscall_64+0x14d/0xf80
[  322.004777][ T6575]  ? trace_irq_disable+0x3b/0x150
[  322.004811][ T6575]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.004845][ T6575]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.004872][ T6575] RIP: 0033:0x7fa910f9da8a
[  322.004896][ T6575] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  322.004921][ T6575] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  322.004949][ T6575] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  322.004970][ T6575] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  322.004989][ T6575] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  322.005008][ T6575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  322.005025][ T6575] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  322.005065][ T6575]  </TASK>
[  322.005096][ T6575] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  322.382107][ T6575] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/04/10 04:47:47 executed programs: 150
[  322.824479][ T6578] loop1: detected capacity change from 0 to 32768
[  322.849233][ T6578] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  322.857849][ T6578] CPU: 1 UID: 0 PID: 6578 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full) 
[  322.857887][ T6578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  322.857907][ T6578] Call Trace:
[  322.857921][ T6578]  <TASK>
[  322.857933][ T6578]  dump_stack_lvl+0xe8/0x150
[  322.857983][ T6578]  sysfs_create_dir_ns+0x271/0x2a0
[  322.858031][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.858071][ T6578]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  322.858114][ T6578]  ? do_raw_spin_unlock+0xf5/0x210
[  322.858150][ T6578]  kobject_add_internal+0x62b/0xd00
[  322.858214][ T6578]  kobject_init_and_add+0x12b/0x1a0
[  322.858271][ T6578]  ? __pfx_kobject_init_and_add+0x10/0x10
[  322.858320][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.858356][ T6578]  ? __raw_spin_lock_init+0x45/0x100
[  322.858386][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.858416][ T6578]  ? __init_swait_queue_head+0xa9/0x150
[  322.858449][ T6578]  gfs2_sys_fs_add+0x257/0x480
[  322.858488][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.858519][ T6578]  ? is_dynamic_key+0x1ac/0x1c0
[  322.858564][ T6578]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  322.858615][ T6578]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  322.858659][ T6578]  gfs2_fill_super+0x13a7/0x21d0
[  322.858709][ T6578]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.858739][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.858780][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.858811][ T6578]  ? sb_set_blocksize+0x155/0x240
[  322.858847][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.858878][ T6578]  ? setup_bdev_super+0x4c1/0x5b0
[  322.858913][ T6578]  get_tree_bdev_flags+0x431/0x4f0
[  322.858945][ T6578]  ? __pfx_gfs2_fill_super+0x10/0x10
[  322.858977][ T6578]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  322.859006][ T6578]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  322.859038][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.859077][ T6578]  gfs2_get_tree+0x51/0x1e0
[  322.859112][ T6578]  vfs_get_tree+0x92/0x2a0
[  322.859145][ T6578]  do_new_mount+0x341/0xd30
[  322.859183][ T6578]  ? apparmor_capable+0x126/0x170
[  322.859222][ T6578]  ? __pfx_do_new_mount+0x10/0x10
[  322.859261][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.859289][ T6578]  ? ns_capable+0x89/0xe0
[  322.859322][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.859352][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.859385][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.859413][ T6578]  ? user_path_at+0xd4/0x160
[  322.859440][ T6578]  __se_sys_mount+0x31d/0x420
[  322.859483][ T6578]  ? __pfx___se_sys_mount+0x10/0x10
[  322.859518][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.859558][ T6578]  ? srso_alias_return_thunk+0x5/0xfbef5
[  322.859585][ T6578]  ? __x64_sys_mount+0x20/0xc0
[  322.859624][ T6578]  do_syscall_64+0x14d/0xf80
[  322.859656][ T6578]  ? trace_irq_disable+0x3b/0x150
[  322.859678][ T6578]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.859708][ T6578]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.859731][ T6578] RIP: 0033:0x7fa910f9da8a
[  322.859753][ T6578] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  322.859774][ T6578] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  322.859798][ T6578] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  322.859816][ T6578] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  322.859833][ T6578] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  322.859849][ T6578] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  322.859864][ T6578] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  322.859898][ T6578]  </TASK>
[  322.860031][ T6578] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  323.239847][ T6578] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  323.677443][ T6581] loop1: detected capacity change from 0 to 32768
[  323.701894][ T6581] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  323.709709][ T6581] CPU: 1 UID: 0 PID: 6581 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full) 
[  323.709746][ T6581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  323.709764][ T6581] Call Trace:
[  323.709775][ T6581]  <TASK>
[  323.709786][ T6581]  dump_stack_lvl+0xe8/0x150
[  323.709831][ T6581]  sysfs_create_dir_ns+0x271/0x2a0
[  323.709874][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.709910][ T6581]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  323.709952][ T6581]  ? do_raw_spin_unlock+0xf5/0x210
[  323.709987][ T6581]  kobject_add_internal+0x62b/0xd00
[  323.710041][ T6581]  kobject_init_and_add+0x12b/0x1a0
[  323.710090][ T6581]  ? __pfx_kobject_init_and_add+0x10/0x10
[  323.710136][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710164][ T6581]  ? __raw_spin_lock_init+0x45/0x100
[  323.710188][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710210][ T6581]  ? __init_swait_queue_head+0xa9/0x150
[  323.710235][ T6581]  gfs2_sys_fs_add+0x257/0x480
[  323.710264][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710287][ T6581]  ? is_dynamic_key+0x1ac/0x1c0
[  323.710313][ T6581]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  323.710350][ T6581]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  323.710384][ T6581]  gfs2_fill_super+0x13a7/0x21d0
[  323.710423][ T6581]  ? __pfx_gfs2_fill_super+0x10/0x10
[  323.710444][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710471][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710494][ T6581]  ? sb_set_blocksize+0x155/0x240
[  323.710521][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710566][ T6581]  ? setup_bdev_super+0x4c1/0x5b0
[  323.710593][ T6581]  get_tree_bdev_flags+0x431/0x4f0
[  323.710617][ T6581]  ? __pfx_gfs2_fill_super+0x10/0x10
[  323.710640][ T6581]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  323.710662][ T6581]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  323.710685][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710715][ T6581]  gfs2_get_tree+0x51/0x1e0
[  323.710741][ T6581]  vfs_get_tree+0x92/0x2a0
[  323.710766][ T6581]  do_new_mount+0x341/0xd30
[  323.710796][ T6581]  ? apparmor_capable+0x126/0x170
[  323.710825][ T6581]  ? __pfx_do_new_mount+0x10/0x10
[  323.710854][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710876][ T6581]  ? ns_capable+0x89/0xe0
[  323.710903][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710927][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710955][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.710977][ T6581]  ? user_path_at+0xd4/0x160
[  323.710999][ T6581]  __se_sys_mount+0x31d/0x420
[  323.711034][ T6581]  ? __pfx___se_sys_mount+0x10/0x10
[  323.711063][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.711092][ T6581]  ? srso_alias_return_thunk+0x5/0xfbef5
[  323.711114][ T6581]  ? __x64_sys_mount+0x20/0xc0
[  323.711145][ T6581]  do_syscall_64+0x14d/0xf80
[  323.711172][ T6581]  ? trace_irq_disable+0x3b/0x150
[  323.711189][ T6581]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  323.711214][ T6581]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  323.711233][ T6581] RIP: 0033:0x7fa910f9da8a
[  323.711251][ T6581] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  323.711268][ T6581] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  323.711288][ T6581] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  323.711303][ T6581] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  323.711317][ T6581] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  323.711330][ T6581] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  323.711343][ T6581] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  323.711392][ T6581]  </TASK>
[  323.711549][ T6581] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  324.091177][ T6581] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  324.529436][ T6584] loop1: detected capacity change from 0 to 32768
[  324.569482][ T6584] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  324.577637][ T6584] CPU: 1 UID: 0 PID: 6584 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full) 
[  324.577670][ T6584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  324.577687][ T6584] Call Trace:
[  324.577697][ T6584]  <TASK>
[  324.577708][ T6584]  dump_stack_lvl+0xe8/0x150
[  324.577752][ T6584]  sysfs_create_dir_ns+0x271/0x2a0
[  324.577792][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.577828][ T6584]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  324.577876][ T6584]  ? do_raw_spin_unlock+0xf5/0x210
[  324.577911][ T6584]  kobject_add_internal+0x62b/0xd00
[  324.577964][ T6584]  kobject_init_and_add+0x12b/0x1a0
[  324.578012][ T6584]  ? __pfx_kobject_init_and_add+0x10/0x10
[  324.578054][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.578085][ T6584]  ? __raw_spin_lock_init+0x45/0x100
[  324.578114][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.578146][ T6584]  ? __init_swait_queue_head+0xa9/0x150
[  324.578178][ T6584]  gfs2_sys_fs_add+0x257/0x480
[  324.578217][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.578249][ T6584]  ? is_dynamic_key+0x1ac/0x1c0
[  324.578284][ T6584]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  324.578334][ T6584]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  324.578378][ T6584]  gfs2_fill_super+0x13a7/0x21d0
[  324.578429][ T6584]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.578458][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.578492][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.578520][ T6584]  ? sb_set_blocksize+0x155/0x240
[  324.578555][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.578584][ T6584]  ? setup_bdev_super+0x4c1/0x5b0
[  324.578619][ T6584]  get_tree_bdev_flags+0x431/0x4f0
[  324.578651][ T6584]  ? __pfx_gfs2_fill_super+0x10/0x10
[  324.578682][ T6584]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  324.578711][ T6584]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  324.578742][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.578782][ T6584]  gfs2_get_tree+0x51/0x1e0
[  324.578818][ T6584]  vfs_get_tree+0x92/0x2a0
[  324.578853][ T6584]  do_new_mount+0x341/0xd30
[  324.578896][ T6584]  ? apparmor_capable+0x126/0x170
[  324.578936][ T6584]  ? __pfx_do_new_mount+0x10/0x10
[  324.578976][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.579007][ T6584]  ? ns_capable+0x89/0xe0
[  324.579044][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.579078][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.579115][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.579146][ T6584]  ? user_path_at+0xd4/0x160
[  324.579177][ T6584]  __se_sys_mount+0x31d/0x420
[  324.579226][ T6584]  ? __pfx___se_sys_mount+0x10/0x10
[  324.579266][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.579306][ T6584]  ? srso_alias_return_thunk+0x5/0xfbef5
[  324.579338][ T6584]  ? __x64_sys_mount+0x20/0xc0
[  324.579382][ T6584]  do_syscall_64+0x14d/0xf80
[  324.579419][ T6584]  ? trace_irq_disable+0x3b/0x150
[  324.579442][ T6584]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.579477][ T6584]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.579504][ T6584] RIP: 0033:0x7fa910f9da8a
[  324.579529][ T6584] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  324.579553][ T6584] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  324.579580][ T6584] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  324.579601][ T6584] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  324.579621][ T6584] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  324.579637][ T6584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  324.579654][ T6584] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  324.579694][ T6584]  </TASK>
[  324.579723][ T6584] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  324.956948][ T6584] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  325.397552][ T6587] loop1: detected capacity change from 0 to 32768
[  325.445084][ T6587] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  325.452712][ T6587] CPU: 1 UID: 0 PID: 6587 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full) 
[  325.452745][ T6587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  325.452763][ T6587] Call Trace:
[  325.452773][ T6587]  <TASK>
[  325.452784][ T6587]  dump_stack_lvl+0xe8/0x150
[  325.452835][ T6587]  sysfs_create_dir_ns+0x271/0x2a0
[  325.452877][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.452912][ T6587]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  325.452954][ T6587]  ? do_raw_spin_unlock+0xf5/0x210
[  325.452989][ T6587]  kobject_add_internal+0x62b/0xd00
[  325.453042][ T6587]  kobject_init_and_add+0x12b/0x1a0
[  325.453090][ T6587]  ? __pfx_kobject_init_and_add+0x10/0x10
[  325.453132][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.453164][ T6587]  ? __raw_spin_lock_init+0x45/0x100
[  325.453194][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.453225][ T6587]  ? __init_swait_queue_head+0xa9/0x150
[  325.453290][ T6587]  gfs2_sys_fs_add+0x257/0x480
[  325.453330][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.453362][ T6587]  ? is_dynamic_key+0x1ac/0x1c0
[  325.453398][ T6587]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  325.453450][ T6587]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  325.453495][ T6587]  gfs2_fill_super+0x13a7/0x21d0
[  325.453543][ T6587]  ? __pfx_gfs2_fill_super+0x10/0x10
[  325.453573][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.453610][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.453642][ T6587]  ? sb_set_blocksize+0x155/0x240
[  325.453678][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.453709][ T6587]  ? setup_bdev_super+0x4c1/0x5b0
[  325.453746][ T6587]  get_tree_bdev_flags+0x431/0x4f0
[  325.453777][ T6587]  ? __pfx_gfs2_fill_super+0x10/0x10
[  325.453814][ T6587]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  325.453844][ T6587]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  325.453876][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.453915][ T6587]  gfs2_get_tree+0x51/0x1e0
[  325.453951][ T6587]  vfs_get_tree+0x92/0x2a0
[  325.453985][ T6587]  do_new_mount+0x341/0xd30
[  325.454024][ T6587]  ? apparmor_capable+0x126/0x170
[  325.454068][ T6587]  ? __pfx_do_new_mount+0x10/0x10
[  325.454108][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.454139][ T6587]  ? ns_capable+0x89/0xe0
[  325.454176][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.454210][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.454248][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.454279][ T6587]  ? user_path_at+0xd4/0x160
[  325.454310][ T6587]  __se_sys_mount+0x31d/0x420
[  325.454358][ T6587]  ? __pfx___se_sys_mount+0x10/0x10
[  325.454397][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.454437][ T6587]  ? srso_alias_return_thunk+0x5/0xfbef5
[  325.454467][ T6587]  ? __x64_sys_mount+0x20/0xc0
[  325.454510][ T6587]  do_syscall_64+0x14d/0xf80
[  325.454547][ T6587]  ? trace_irq_disable+0x3b/0x150
[  325.454570][ T6587]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.454604][ T6587]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.454631][ T6587] RIP: 0033:0x7fa910f9da8a
[  325.454656][ T6587] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  325.454680][ T6587] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  325.454708][ T6587] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  325.454728][ T6587] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  325.454749][ T6587] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  325.454767][ T6587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  325.454785][ T6587] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  325.454833][ T6587]  </TASK>
[  325.454957][ T6587] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  325.836376][ T6587] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  326.278190][ T6590] loop1: detected capacity change from 0 to 32768
[  326.293217][ T6590] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  326.300735][ T6590] CPU: 0 UID: 0 PID: 6590 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full) 
[  326.300770][ T6590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  326.300787][ T6590] Call Trace:
[  326.300798][ T6590]  <TASK>
[  326.300809][ T6590]  dump_stack_lvl+0xe8/0x150
[  326.300854][ T6590]  sysfs_create_dir_ns+0x271/0x2a0
[  326.300896][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.300931][ T6590]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  326.300973][ T6590]  ? do_raw_spin_unlock+0xf5/0x210
[  326.301008][ T6590]  kobject_add_internal+0x62b/0xd00
[  326.301061][ T6590]  kobject_init_and_add+0x12b/0x1a0
[  326.301109][ T6590]  ? __pfx_kobject_init_and_add+0x10/0x10
[  326.301151][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.301183][ T6590]  ? __raw_spin_lock_init+0x45/0x100
[  326.301213][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.301245][ T6590]  ? __init_swait_queue_head+0xa9/0x150
[  326.301279][ T6590]  gfs2_sys_fs_add+0x257/0x480
[  326.301319][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.301351][ T6590]  ? is_dynamic_key+0x1ac/0x1c0
[  326.301388][ T6590]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  326.301439][ T6590]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  326.301484][ T6590]  gfs2_fill_super+0x13a7/0x21d0
[  326.301536][ T6590]  ? __pfx_gfs2_fill_super+0x10/0x10
[  326.301582][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.301620][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.301650][ T6590]  ? sb_set_blocksize+0x155/0x240
[  326.301687][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.301717][ T6590]  ? setup_bdev_super+0x4c1/0x5b0
[  326.301754][ T6590]  get_tree_bdev_flags+0x431/0x4f0
[  326.301787][ T6590]  ? __pfx_gfs2_fill_super+0x10/0x10
[  326.301819][ T6590]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  326.301850][ T6590]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  326.301883][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.301923][ T6590]  gfs2_get_tree+0x51/0x1e0
[  326.301960][ T6590]  vfs_get_tree+0x92/0x2a0
[  326.301994][ T6590]  do_new_mount+0x341/0xd30
[  326.302034][ T6590]  ? apparmor_capable+0x126/0x170
[  326.302073][ T6590]  ? __pfx_do_new_mount+0x10/0x10
[  326.302112][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.302143][ T6590]  ? ns_capable+0x89/0xe0
[  326.302181][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.302215][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.302252][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.302282][ T6590]  ? user_path_at+0xd4/0x160
[  326.302313][ T6590]  __se_sys_mount+0x31d/0x420
[  326.302362][ T6590]  ? __pfx___se_sys_mount+0x10/0x10
[  326.302401][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.302441][ T6590]  ? srso_alias_return_thunk+0x5/0xfbef5
[  326.302473][ T6590]  ? __x64_sys_mount+0x20/0xc0
[  326.302522][ T6590]  do_syscall_64+0x14d/0xf80
[  326.302570][ T6590]  ? trace_irq_disable+0x3b/0x150
[  326.302594][ T6590]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  326.302628][ T6590]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  326.302655][ T6590] RIP: 0033:0x7fa910f9da8a
[  326.302680][ T6590] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  326.302703][ T6590] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  326.302731][ T6590] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  326.302751][ T6590] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  326.302772][ T6590] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  326.302791][ T6590] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  326.302807][ T6590] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  326.302847][ T6590]  </TASK>
[  326.662648][ T6590] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  326.683109][ T6590] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  327.228669][ T6593] loop1: detected capacity change from 0 to 32768
[  327.239756][ T6593] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  327.247488][ T6593] CPU: 0 UID: 0 PID: 6593 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full) 
[  327.247524][ T6593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  327.247540][ T6593] Call Trace:
[  327.247551][ T6593]  <TASK>
[  327.247562][ T6593]  dump_stack_lvl+0xe8/0x150
[  327.247607][ T6593]  sysfs_create_dir_ns+0x271/0x2a0
[  327.247648][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.247684][ T6593]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  327.247729][ T6593]  ? do_raw_spin_unlock+0xf5/0x210
[  327.247768][ T6593]  kobject_add_internal+0x62b/0xd00
[  327.247839][ T6593]  kobject_init_and_add+0x12b/0x1a0
[  327.247891][ T6593]  ? __pfx_kobject_init_and_add+0x10/0x10
[  327.247936][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.247969][ T6593]  ? __raw_spin_lock_init+0x45/0x100
[  327.248000][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248037][ T6593]  ? __init_swait_queue_head+0xa9/0x150
[  327.248071][ T6593]  gfs2_sys_fs_add+0x257/0x480
[  327.248118][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248149][ T6593]  ? is_dynamic_key+0x1ac/0x1c0
[  327.248176][ T6593]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  327.248217][ T6593]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  327.248250][ T6593]  gfs2_fill_super+0x13a7/0x21d0
[  327.248289][ T6593]  ? __pfx_gfs2_fill_super+0x10/0x10
[  327.248311][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248339][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248361][ T6593]  ? sb_set_blocksize+0x155/0x240
[  327.248388][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248410][ T6593]  ? setup_bdev_super+0x4c1/0x5b0
[  327.248436][ T6593]  get_tree_bdev_flags+0x431/0x4f0
[  327.248460][ T6593]  ? __pfx_gfs2_fill_super+0x10/0x10
[  327.248483][ T6593]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  327.248505][ T6593]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  327.248528][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248560][ T6593]  gfs2_get_tree+0x51/0x1e0
[  327.248587][ T6593]  vfs_get_tree+0x92/0x2a0
[  327.248612][ T6593]  do_new_mount+0x341/0xd30
[  327.248640][ T6593]  ? apparmor_capable+0x126/0x170
[  327.248669][ T6593]  ? __pfx_do_new_mount+0x10/0x10
[  327.248697][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248720][ T6593]  ? ns_capable+0x89/0xe0
[  327.248747][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248772][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248806][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248828][ T6593]  ? user_path_at+0xd4/0x160
[  327.248851][ T6593]  __se_sys_mount+0x31d/0x420
[  327.248886][ T6593]  ? __pfx___se_sys_mount+0x10/0x10
[  327.248914][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248942][ T6593]  ? srso_alias_return_thunk+0x5/0xfbef5
[  327.248965][ T6593]  ? __x64_sys_mount+0x20/0xc0
[  327.248996][ T6593]  do_syscall_64+0x14d/0xf80
[  327.249022][ T6593]  ? trace_irq_disable+0x3b/0x150
[  327.249040][ T6593]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  327.249064][ T6593]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  327.249084][ T6593] RIP: 0033:0x7fa910f9da8a
[  327.249103][ T6593] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  327.249120][ T6593] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  327.249140][ T6593] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  327.249155][ T6593] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  327.249169][ T6593] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  327.249182][ T6593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  327.249195][ T6593] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  327.249224][ T6593]  </TASK>
[  327.249415][ T6593] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  327.625448][ T6593] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/04/10 04:47:52 executed programs: 156
[  328.076253][ T6596] loop1: detected capacity change from 0 to 32768
[  328.112070][ T6596] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  328.119605][ T6596] CPU: 0 UID: 0 PID: 6596 Comm: syz.1.171 Not tainted syzkaller #0 PREEMPT(full) 
[  328.119636][ T6596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  328.119652][ T6596] Call Trace:
[  328.119664][ T6596]  <TASK>
[  328.119674][ T6596]  dump_stack_lvl+0xe8/0x150
[  328.119718][ T6596]  sysfs_create_dir_ns+0x271/0x2a0
[  328.119759][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.119795][ T6596]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  328.119837][ T6596]  ? do_raw_spin_unlock+0xf5/0x210
[  328.119872][ T6596]  kobject_add_internal+0x62b/0xd00
[  328.119925][ T6596]  kobject_init_and_add+0x12b/0x1a0
[  328.119973][ T6596]  ? __pfx_kobject_init_and_add+0x10/0x10
[  328.120015][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.120046][ T6596]  ? __raw_spin_lock_init+0x45/0x100
[  328.120076][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.120107][ T6596]  ? __init_swait_queue_head+0xa9/0x150
[  328.120140][ T6596]  gfs2_sys_fs_add+0x257/0x480
[  328.120179][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.120210][ T6596]  ? is_dynamic_key+0x1ac/0x1c0
[  328.120247][ T6596]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  328.120298][ T6596]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  328.120343][ T6596]  gfs2_fill_super+0x13a7/0x21d0
[  328.120393][ T6596]  ? __pfx_gfs2_fill_super+0x10/0x10
[  328.120424][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.120461][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.120492][ T6596]  ? sb_set_blocksize+0x155/0x240
[  328.120529][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.120565][ T6596]  ? setup_bdev_super+0x4c1/0x5b0
[  328.120601][ T6596]  get_tree_bdev_flags+0x431/0x4f0
[  328.120633][ T6596]  ? __pfx_gfs2_fill_super+0x10/0x10
[  328.120665][ T6596]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  328.120695][ T6596]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  328.120728][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.120767][ T6596]  gfs2_get_tree+0x51/0x1e0
[  328.120803][ T6596]  vfs_get_tree+0x92/0x2a0
[  328.120837][ T6596]  do_new_mount+0x341/0xd30
[  328.120876][ T6596]  ? apparmor_capable+0x126/0x170
[  328.120915][ T6596]  ? __pfx_do_new_mount+0x10/0x10
[  328.120954][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.120985][ T6596]  ? ns_capable+0x89/0xe0
[  328.121023][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.121056][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.121094][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.121124][ T6596]  ? user_path_at+0xd4/0x160
[  328.121155][ T6596]  __se_sys_mount+0x31d/0x420
[  328.121203][ T6596]  ? __pfx___se_sys_mount+0x10/0x10
[  328.121242][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.121280][ T6596]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.121312][ T6596]  ? __x64_sys_mount+0x20/0xc0
[  328.121355][ T6596]  do_syscall_64+0x14d/0xf80
[  328.121391][ T6596]  ? trace_irq_disable+0x3b/0x150
[  328.121415][ T6596]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.121449][ T6596]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.121476][ T6596] RIP: 0033:0x7fa910f9da8a
[  328.121500][ T6596] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  328.121522][ T6596] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  328.121557][ T6596] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  328.121578][ T6596] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  328.121598][ T6596] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  328.121616][ T6596] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  328.121634][ T6596] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  328.121673][ T6596]  </TASK>
[  328.121703][ T6596] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  328.499525][ T6596] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  328.934072][ T6599] loop1: detected capacity change from 0 to 32768
[  328.963214][ T6599] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  328.970656][ T6599] CPU: 1 UID: 0 PID: 6599 Comm: syz.1.172 Not tainted syzkaller #0 PREEMPT(full) 
[  328.970690][ T6599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  328.970706][ T6599] Call Trace:
[  328.970717][ T6599]  <TASK>
[  328.970727][ T6599]  dump_stack_lvl+0xe8/0x150
[  328.970767][ T6599]  sysfs_create_dir_ns+0x271/0x2a0
[  328.970810][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.970842][ T6599]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  328.970881][ T6599]  ? do_raw_spin_unlock+0xf5/0x210
[  328.970914][ T6599]  kobject_add_internal+0x62b/0xd00
[  328.970962][ T6599]  kobject_init_and_add+0x12b/0x1a0
[  328.971005][ T6599]  ? __pfx_kobject_init_and_add+0x10/0x10
[  328.971043][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.971072][ T6599]  ? __raw_spin_lock_init+0x45/0x100
[  328.971098][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.971126][ T6599]  ? __init_swait_queue_head+0xa9/0x150
[  328.971155][ T6599]  gfs2_sys_fs_add+0x257/0x480
[  328.971190][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.971218][ T6599]  ? is_dynamic_key+0x1ac/0x1c0
[  328.971251][ T6599]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  328.971296][ T6599]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  328.971336][ T6599]  gfs2_fill_super+0x13a7/0x21d0
[  328.971404][ T6599]  ? __pfx_gfs2_fill_super+0x10/0x10
[  328.971432][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.971466][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.971494][ T6599]  ? sb_set_blocksize+0x155/0x240
[  328.971528][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.971555][ T6599]  ? setup_bdev_super+0x4c1/0x5b0
[  328.971587][ T6599]  get_tree_bdev_flags+0x431/0x4f0
[  328.971617][ T6599]  ? __pfx_gfs2_fill_super+0x10/0x10
[  328.971645][ T6599]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  328.971672][ T6599]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  328.971700][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.971736][ T6599]  gfs2_get_tree+0x51/0x1e0
[  328.971768][ T6599]  vfs_get_tree+0x92/0x2a0
[  328.971803][ T6599]  do_new_mount+0x341/0xd30
[  328.971839][ T6599]  ? apparmor_capable+0x126/0x170
[  328.971873][ T6599]  ? __pfx_do_new_mount+0x10/0x10
[  328.971909][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.971936][ T6599]  ? ns_capable+0x89/0xe0
[  328.971970][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.972000][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.972033][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.972060][ T6599]  ? user_path_at+0xd4/0x160
[  328.972087][ T6599]  __se_sys_mount+0x31d/0x420
[  328.972131][ T6599]  ? __pfx___se_sys_mount+0x10/0x10
[  328.972166][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.972201][ T6599]  ? srso_alias_return_thunk+0x5/0xfbef5
[  328.972229][ T6599]  ? __x64_sys_mount+0x20/0xc0
[  328.972268][ T6599]  do_syscall_64+0x14d/0xf80
[  328.972300][ T6599]  ? trace_irq_disable+0x3b/0x150
[  328.972321][ T6599]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.972351][ T6599]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  328.972375][ T6599] RIP: 0033:0x7fa910f9da8a
[  328.972399][ T6599] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  328.972420][ T6599] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  328.972445][ T6599] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  328.972462][ T6599] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  328.972484][ T6599] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  328.972502][ T6599] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  328.972519][ T6599] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  328.972559][ T6599]  </TASK>
[  329.334387][ T6599] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  329.352453][ T6599] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  329.732323][ T6602] loop1: detected capacity change from 0 to 32768
[  329.747579][ T6602] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  329.756226][ T6602] CPU: 0 UID: 0 PID: 6602 Comm: syz.1.173 Not tainted syzkaller #0 PREEMPT(full) 
[  329.756260][ T6602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  329.756280][ T6602] Call Trace:
[  329.756291][ T6602]  <TASK>
[  329.756301][ T6602]  dump_stack_lvl+0xe8/0x150
[  329.756344][ T6602]  sysfs_create_dir_ns+0x271/0x2a0
[  329.756385][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.756420][ T6602]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  329.756462][ T6602]  ? do_raw_spin_unlock+0xf5/0x210
[  329.756496][ T6602]  kobject_add_internal+0x62b/0xd00
[  329.756556][ T6602]  kobject_init_and_add+0x12b/0x1a0
[  329.756603][ T6602]  ? __pfx_kobject_init_and_add+0x10/0x10
[  329.756645][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.756676][ T6602]  ? __raw_spin_lock_init+0x45/0x100
[  329.756705][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.756736][ T6602]  ? __init_swait_queue_head+0xa9/0x150
[  329.756768][ T6602]  gfs2_sys_fs_add+0x257/0x480
[  329.756806][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.756837][ T6602]  ? is_dynamic_key+0x1ac/0x1c0
[  329.756872][ T6602]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  329.756922][ T6602]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  329.756967][ T6602]  gfs2_fill_super+0x13a7/0x21d0
[  329.757017][ T6602]  ? __pfx_gfs2_fill_super+0x10/0x10
[  329.757047][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757083][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757114][ T6602]  ? sb_set_blocksize+0x155/0x240
[  329.757150][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757180][ T6602]  ? setup_bdev_super+0x4c1/0x5b0
[  329.757215][ T6602]  get_tree_bdev_flags+0x431/0x4f0
[  329.757247][ T6602]  ? __pfx_gfs2_fill_super+0x10/0x10
[  329.757278][ T6602]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  329.757305][ T6602]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  329.757337][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757376][ T6602]  gfs2_get_tree+0x51/0x1e0
[  329.757411][ T6602]  vfs_get_tree+0x92/0x2a0
[  329.757445][ T6602]  do_new_mount+0x341/0xd30
[  329.757483][ T6602]  ? apparmor_capable+0x126/0x170
[  329.757521][ T6602]  ? __pfx_do_new_mount+0x10/0x10
[  329.757564][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757595][ T6602]  ? ns_capable+0x89/0xe0
[  329.757631][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757665][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757702][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757732][ T6602]  ? user_path_at+0xd4/0x160
[  329.757762][ T6602]  __se_sys_mount+0x31d/0x420
[  329.757809][ T6602]  ? __pfx___se_sys_mount+0x10/0x10
[  329.757847][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757885][ T6602]  ? srso_alias_return_thunk+0x5/0xfbef5
[  329.757916][ T6602]  ? __x64_sys_mount+0x20/0xc0
[  329.757959][ T6602]  do_syscall_64+0x14d/0xf80
[  329.757994][ T6602]  ? trace_irq_disable+0x3b/0x150
[  329.758018][ T6602]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  329.758051][ T6602]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  329.758077][ T6602] RIP: 0033:0x7fa910f9da8a
[  329.758101][ T6602] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  329.758124][ T6602] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  329.758151][ T6602] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  329.758171][ T6602] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  329.758194][ T6602] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  329.758212][ T6602] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  329.758230][ T6602] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  329.758269][ T6602]  </TASK>
[  329.758892][ T6602] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  329.922616][   T32] INFO: task kworker/0:0:9 blocked for more than 143 seconds.
[  329.926466][ T6602] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  329.931822][   T32]       Not tainted syzkaller #0
[  330.168925][   T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  330.178297][   T32] task:kworker/0:0     state:D stack:25400 pid:9     tgid:9     ppid:2      task_flags:0x4208060 flags:0x00080000
[  330.205965][   T32] Workqueue: gfs2_recovery gfs2_recover_func
[  330.212002][   T32] Call Trace:
[  330.222529][   T32]  <TASK>
[  330.225490][   T32]  __schedule+0x15dd/0x52d0
[  330.230002][   T32]  ? __lock_acquire+0x6b5/0x2cf0
[  330.242553][   T32]  ? __pfx___schedule+0x10/0x10
[  330.247455][   T32]  ? schedule+0x90/0x360
[  330.251721][   T32]  schedule+0x164/0x360
[  330.256307][   T32]  io_schedule+0x7f/0xd0
[  330.260580][   T32]  folio_wait_bit_common+0x6d8/0xbc0
[  330.266089][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.271764][   T32]  ? __pfx_folio_wait_bit_common+0x10/0x10
[  330.278793][   T32]  ? __submit_bio+0x28d/0x580
[  330.283720][   T32]  ? __pfx_wake_page_function+0x10/0x10
[  330.289292][   T32]  ? __get_log_header+0x2a3/0x630
[  330.294667][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.300320][   T32]  ? __filemap_get_folio_mpol+0x760/0xb00
[  330.306395][   T32]  gfs2_jhead_process_page+0x175/0x670
[  330.311894][   T32]  ? __pfx_gfs2_jhead_process_page+0x10/0x10
[  330.318847][   T32]  gfs2_find_jhead+0xbd2/0xd30
[  330.323983][   T32]  gfs2_recover_func+0x6cf/0x1f60
[  330.329037][   T32]  ? ret_from_fork_asm+0x1a/0x30
[  330.334247][   T32]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  330.340420][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.346548][   T32]  ? arch_stack_walk+0x11b/0x150
[  330.351563][   T32]  ? ret_from_fork_asm+0x1a/0x30
[  330.357262][   T32]  ? __pfx_gfs2_recover_func+0x10/0x10
[  330.362979][   T32]  ? stack_trace_save+0xa9/0x100
[  330.367934][   T32]  ? __pfx_stack_trace_save+0x10/0x10
[  330.374098][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.380554][   T32]  ? check_path+0x21/0x40
[  330.385981][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.391641][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.397953][   T32]  ? add_lock_to_list+0xc7/0x100
[  330.403140][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.408876][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.414906][   T32]  ? __lock_acquire+0x146e/0x2cf0
[  330.419987][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.426052][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.431715][   T32]  ? process_scheduled_works+0xa8d/0x18c0
[  330.437818][   T32]  ? process_scheduled_works+0xa8d/0x18c0
[  330.443775][   T32]  process_scheduled_works+0xb6e/0x18c0
[  330.449388][   T32]  ? __pfx_process_scheduled_works+0x10/0x10
[  330.455751][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.461413][   T32]  ? assign_work+0x3d5/0x5e0
[  330.466424][   T32]  worker_thread+0xa53/0xfc0
[  330.471147][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.477179][   T32]  kthread+0x388/0x470
[  330.481990][   T32]  ? __pfx_worker_thread+0x10/0x10
[  330.487473][   T32]  ? __pfx_kthread+0x10/0x10
[  330.492081][   T32]  ret_from_fork+0x51e/0xb90
[  330.497114][   T32]  ? __pfx_ret_from_fork+0x10/0x10
[  330.502333][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.508409][   T32]  ? __switch_to+0xc7d/0x1450
[  330.513338][   T32]  ? __pfx_kthread+0x10/0x10
[  330.518212][   T32]  ret_from_fork_asm+0x1a/0x30
[  330.523353][   T32]  </TASK>
[  330.526613][   T32] INFO: task syz.0.17:6054 blocked for more than 143 seconds.
[  330.536671][   T32]       Not tainted syzkaller #0
[  330.541875][   T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  330.550898][   T32] task:syz.0.17        state:D stack:24952 pid:6054  tgid:6054  ppid:5980   task_flags:0x400140 flags:0x00080002
[  330.563206][   T32] Call Trace:
[  330.566494][   T32]  <TASK>
[  330.569427][   T32]  __schedule+0x15dd/0x52d0
[  330.574433][   T32]  ? __pfx___schedule+0x10/0x10
[  330.579313][   T32]  ? schedule+0x90/0x360
[  330.584832][   T32]  schedule+0x164/0x360
[  330.589011][   T32]  bit_wait+0x11/0xd0
[  330.594202][   T32]  __wait_on_bit+0xb9/0x310
[  330.598727][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.606378][   T32]  ? __pfx_bit_wait+0x10/0x10
[  330.608900][ T6605] loop1: detected capacity change from 0 to 32768
[  330.611172][   T32]  out_of_line_wait_on_bit+0x13b/0x190
[  330.624439][   T32]  ? __pfx_bit_wait+0x10/0x10
[  330.629412][   T32]  ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[  330.649786][   T32]  ? __pfx_wake_bit_function+0x10/0x10
[  330.655616][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.661292][   T32]  gfs2_recover_journal+0xda/0x140
[  330.666961][   T32]  init_journal+0x16ad/0x22b0
[  330.671769][   T32]  ? init_inodes+0xdb/0x320
[  330.676864][   T32]  ? __pfx_init_journal+0x10/0x10
[  330.682078][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.689033][ T6605] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  330.696634][   T32]  ? snprintf+0xe8/0x140
[  330.697053][ T6605] CPU: 1 UID: 0 PID: 6605 Comm: syz.1.174 Not tainted syzkaller #0 PREEMPT(full) 
[  330.697083][ T6605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  330.697100][ T6605] Call Trace:
[  330.697110][ T6605]  <TASK>
[  330.697122][ T6605]  dump_stack_lvl+0xe8/0x150
[  330.697163][ T6605]  sysfs_create_dir_ns+0x271/0x2a0
[  330.697204][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.697238][ T6605]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  330.697280][ T6605]  ? do_raw_spin_unlock+0xf5/0x210
[  330.697314][ T6605]  kobject_add_internal+0x62b/0xd00
[  330.697367][ T6605]  kobject_init_and_add+0x12b/0x1a0
[  330.697414][ T6605]  ? __pfx_kobject_init_and_add+0x10/0x10
[  330.697456][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.697486][ T6605]  ? __raw_spin_lock_init+0x45/0x100
[  330.697515][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.697545][ T6605]  ? __init_swait_queue_head+0xa9/0x150
[  330.697578][ T6605]  gfs2_sys_fs_add+0x257/0x480
[  330.697616][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.697647][ T6605]  ? is_dynamic_key+0x1ac/0x1c0
[  330.697682][ T6605]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  330.697733][ T6605]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  330.697777][ T6605]  gfs2_fill_super+0x13a7/0x21d0
[  330.697835][ T6605]  ? __pfx_gfs2_fill_super+0x10/0x10
[  330.697864][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.697902][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.697932][ T6605]  ? sb_set_blocksize+0x155/0x240
[  330.697968][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.697998][ T6605]  ? setup_bdev_super+0x4c1/0x5b0
[  330.698035][ T6605]  get_tree_bdev_flags+0x431/0x4f0
[  330.698068][ T6605]  ? __pfx_gfs2_fill_super+0x10/0x10
[  330.698099][ T6605]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  330.698128][ T6605]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  330.698161][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.698200][ T6605]  gfs2_get_tree+0x51/0x1e0
[  330.698236][ T6605]  vfs_get_tree+0x92/0x2a0
[  330.698270][ T6605]  do_new_mount+0x341/0xd30
[  330.698307][ T6605]  ? apparmor_capable+0x126/0x170
[  330.698348][ T6605]  ? __pfx_do_new_mount+0x10/0x10
[  330.698386][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.698416][ T6605]  ? ns_capable+0x89/0xe0
[  330.698454][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.698487][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.698525][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.698555][ T6605]  ? user_path_at+0xd4/0x160
[  330.698586][ T6605]  __se_sys_mount+0x31d/0x420
[  330.698633][ T6605]  ? __pfx___se_sys_mount+0x10/0x10
[  330.698671][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.698710][ T6605]  ? srso_alias_return_thunk+0x5/0xfbef5
[  330.698741][ T6605]  ? __x64_sys_mount+0x20/0xc0
[  330.698784][ T6605]  do_syscall_64+0x14d/0xf80
[  330.698825][ T6605]  ? trace_irq_disable+0x3b/0x150
[  330.698849][ T6605]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  330.698883][ T6605]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  330.698910][ T6605] RIP: 0033:0x7fa910f9da8a
[  330.698934][ T6605] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  330.698957][ T6605] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  330.698984][ T6605] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  330.699004][ T6605] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  330.699024][ T6605] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  330.699042][ T6605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  330.699059][ T6605] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  330.699099][ T6605]  </TASK>
[  330.699128][ T6605] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  330.700907][   T32]  ? init_inodes+0xdb/0x320
[  330.762690][ T6605] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  330.763473][   T32]  ? __pfx_snprintf+0x10/0x10
[  331.107879][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.113751][   T32]  ? gfs2_glock_nq_num+0x13d/0x170
[  331.118907][   T32]  init_inodes+0xdb/0x320
[  331.123354][   T32]  gfs2_fill_super+0x1a38/0x21d0
[  331.128332][   T32]  ? __pfx_gfs2_fill_super+0x10/0x10
[  331.133698][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.139367][   T32]  ? init_locking+0xb8/0x210
[  331.144392][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.150058][   T32]  ? sb_set_blocksize+0x155/0x240
[  331.155478][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.161238][   T32]  ? setup_bdev_super+0x4c1/0x5b0
[  331.166761][   T32]  get_tree_bdev_flags+0x431/0x4f0
[  331.171937][   T32]  ? __pfx_gfs2_fill_super+0x10/0x10
[  331.178202][   T32]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  331.184252][   T32]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  331.189937][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.196195][   T32]  gfs2_get_tree+0x51/0x1e0
[  331.202341][   T32]  vfs_get_tree+0x92/0x2a0
[  331.208072][   T32]  do_new_mount+0x341/0xd30
[  331.213664][   T32]  ? apparmor_capable+0x126/0x170
[  331.218737][   T32]  ? __pfx_do_new_mount+0x10/0x10
[  331.224526][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.230184][   T32]  ? ns_capable+0x89/0xe0
[  331.235087][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.240754][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.246938][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.253022][   T32]  ? user_path_at+0xd4/0x160
[  331.257646][   T32]  __se_sys_mount+0x31d/0x420
[  331.262363][   T32]  ? __pfx___se_sys_mount+0x10/0x10
[  331.268140][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.274119][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.279798][   T32]  ? __x64_sys_mount+0x20/0xc0
[  331.285928][   T32]  do_syscall_64+0x14d/0xf80
[  331.290550][   T32]  ? trace_irq_disable+0x3b/0x150
[  331.295966][   T32]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  331.303389][   T32]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  331.309295][   T32] RIP: 0033:0x7f931079da8a
[  331.315009][   T32] RSP: 002b:00007fff9bf1d5d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  331.324312][   T32] RAX: ffffffffffffffda RBX: 00007fff9bf1d660 RCX: 00007f931079da8a
[  331.332296][   T32] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007fff9bf1d620
[  331.340711][   T32] RBP: 00002000000003c0 R08: 00007fff9bf1d660 R09: 0000000000000000
[  331.349022][   T32] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  331.357262][   T32] R13: 00007fff9bf1d620 R14: 0000000000037fa5 R15: 0000200000000000
[  331.365557][   T32]  </TASK>
[  331.385262][   T32] 
[  331.385262][   T32] Showing all locks held in the system:
[  331.393186][   T32] 1 lock held by pool_workqueue_/3:
[  331.398388][   T32]  #0: ffffffff8e7648b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x2d0/0x770
[  331.414504][   T32] 2 locks held by kworker/0:0/9:
[  331.419470][   T32]  #0: ffff88801e3d8548 ((wq_completion)gfs2_recovery){+.+.}-{0:0}, at: process_scheduled_works+0xa52/0x18c0
[  331.431685][   T32]  #1: ffffc900000e7c40 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_scheduled_works+0xa8d/0x18c0
[  331.445190][   T32] 1 lock held by khungtaskd/32:
[  331.450096][   T32]  #0: ffffffff8e75e5a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  331.460628][   T32] 2 locks held by getty/5575:
[  331.465559][   T32]  #0: ffff8880329400a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  331.473473][ T6608] loop1: detected capacity change from 0 to 32768
[  331.475824][   T32]  #1: ffffc9000331e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13c0
[  331.492086][   T32] 1 lock held by syz.0.17/6054:
[  331.497252][   T32]  #0: ffff88807dcba0e0 (&type->s_umount_key#53/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xab0
[  331.508300][   T32] 4 locks held by syz.1.175/6608:
[  331.513857][   T32] 
[  331.516352][   T32] =============================================
[  331.516352][   T32] 
[  331.525886][   T32] NMI backtrace for cpu 0
[  331.525906][   T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  331.525935][   T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  331.525953][   T32] Call Trace:
[  331.525963][   T32]  <TASK>
[  331.525974][   T32]  dump_stack_lvl+0xe8/0x150
[  331.526016][   T32]  nmi_cpu_backtrace+0x274/0x2d0
[  331.526047][   T32]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  331.526086][   T32]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  331.526119][   T32]  sys_info+0x135/0x170
[  331.526160][   T32]  watchdog+0xfd9/0x1030
[  331.526192][   T32]  ? watchdog+0x21a/0x1030
[  331.526225][   T32]  kthread+0x388/0x470
[  331.526252][   T32]  ? __pfx_watchdog+0x10/0x10
[  331.526275][   T32]  ? __pfx_kthread+0x10/0x10
[  331.526303][   T32]  ret_from_fork+0x51e/0xb90
[  331.526343][   T32]  ? __pfx_ret_from_fork+0x10/0x10
[  331.526383][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.526415][   T32]  ? __switch_to+0xc7d/0x1450
[  331.526443][   T32]  ? __pfx_kthread+0x10/0x10
[  331.526463][   T32]  ret_from_fork_asm+0x1a/0x30
[  331.526507][   T32]  </TASK>
[  331.526519][   T32] Sending NMI from CPU 0 to CPUs 1:
[  331.607737][ T6608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  331.609996][    C1] NMI backtrace for cpu 1
[  331.610014][    C1] CPU: 1 UID: 0 PID: 6608 Comm: syz.1.175 Not tainted syzkaller #0 PREEMPT(full) 
[  331.610040][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  331.610055][    C1] RIP: 0010:io_serial_in+0x77/0xc0
[  331.610090][    C1] Code: e8 0e 59 84 fc 44 89 f9 d3 e3 49 83 c6 40 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 3f ab ee fc 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f e9 f5 d9 ce fb cc 44 89 f9 80 e1 07
[  331.610110][    C1] RSP: 0018:ffffc900054070d0 EFLAGS: 00000002
[  331.610130][    C1] RAX: 1ffffffff34bb500 RBX: 00000000000003fd RCX: 0000000000000000
[  331.610146][    C1] RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000020
[  331.610161][    C1] RBP: ffffffff9a5db150 R08: ffff888025cc8237 R09: 1ffff11004b99046
[  331.610179][    C1] R10: dffffc0000000000 R11: ffffffff85416690 R12: dffffc0000000000
[  331.610197][    C1] R13: 0000000000000000 R14: ffffffff9a5daec0 R15: 0000000000000000
[  331.610215][    C1] FS:  0000555581875500(0000) GS:ffff888125554000(0000) knlGS:0000000000000000
[  331.610236][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  331.610252][    C1] CR2: 00007ff901d70000 CR3: 000000001b3cc000 CR4: 0000000000350ef0
[  331.610272][    C1] Call Trace:
[  331.610282][    C1]  <TASK>
[  331.610292][    C1]  wait_for_lsr+0x1a1/0x2f0
[  331.610326][    C1]  serial8250_console_write+0x1348/0x1ba0
[  331.610367][    C1]  ? __pfx_serial8250_console_write+0x10/0x10
[  331.610396][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.610425][    C1]  ? lock_acquire+0xf0/0x2e0
[  331.610456][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.610487][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.610514][    C1]  ? do_raw_spin_unlock+0xf5/0x210
[  331.610540][    C1]  ? console_flush_all+0x123/0xb20
[  331.610566][    C1]  console_flush_all+0x718/0xb20
[  331.610593][    C1]  ? console_flush_all+0x123/0xb20
[  331.610622][    C1]  ? __pfx_console_flush_all+0x10/0x10
[  331.610649][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.610676][    C1]  ? is_printk_cpu_sync_owner+0x32/0x40
[  331.610707][    C1]  console_unlock+0xd1/0x1c0
[  331.610743][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.610772][    C1]  ? __pfx_console_unlock+0x10/0x10
[  331.610813][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.610845][    C1]  ? vprintk_emit+0x2cf/0x560
[  331.610881][    C1]  ? vprintk_emit+0x2cf/0x560
[  331.610918][    C1]  vprintk_emit+0x485/0x560
[  331.610956][    C1]  ? __pfx_vprintk_emit+0x10/0x10
[  331.610994][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611027][    C1]  _printk+0xdd/0x130
[  331.611053][    C1]  ? __pfx__printk+0x10/0x10
[  331.611079][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611107][    C1]  ? kernfs_path_from_node+0x250/0x290
[  331.611143][    C1]  ? kernfs_path_from_node+0x2f/0x290
[  331.611182][    C1]  sysfs_create_dir_ns+0x26c/0x2a0
[  331.611216][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611246][    C1]  ? __pfx_sysfs_create_dir_ns+0x10/0x10
[  331.611282][    C1]  ? do_raw_spin_unlock+0xf5/0x210
[  331.611309][    C1]  kobject_add_internal+0x62b/0xd00
[  331.611353][    C1]  kobject_init_and_add+0x12b/0x1a0
[  331.611414][    C1]  ? __pfx_kobject_init_and_add+0x10/0x10
[  331.611450][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611478][    C1]  ? __raw_spin_lock_init+0x45/0x100
[  331.611503][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611531][    C1]  ? __init_swait_queue_head+0xa9/0x150
[  331.611558][    C1]  gfs2_sys_fs_add+0x257/0x480
[  331.611593][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611621][    C1]  ? is_dynamic_key+0x1ac/0x1c0
[  331.611651][    C1]  ? __pfx_gfs2_sys_fs_add+0x10/0x10
[  331.611693][    C1]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  331.611727][    C1]  gfs2_fill_super+0x13a7/0x21d0
[  331.611766][    C1]  ? __pfx_gfs2_fill_super+0x10/0x10
[  331.611799][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611830][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611857][    C1]  ? sb_set_blocksize+0x155/0x240
[  331.611887][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.611915][    C1]  ? setup_bdev_super+0x4c1/0x5b0
[  331.611944][    C1]  get_tree_bdev_flags+0x431/0x4f0
[  331.611973][    C1]  ? __pfx_gfs2_fill_super+0x10/0x10
[  331.612000][    C1]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  331.612026][    C1]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  331.612054][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.612086][    C1]  gfs2_get_tree+0x51/0x1e0
[  331.612116][    C1]  vfs_get_tree+0x92/0x2a0
[  331.612145][    C1]  do_new_mount+0x341/0xd30
[  331.612179][    C1]  ? apparmor_capable+0x126/0x170
[  331.612211][    C1]  ? __pfx_do_new_mount+0x10/0x10
[  331.612246][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.612273][    C1]  ? ns_capable+0x89/0xe0
[  331.612304][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.612332][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.612364][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.612391][    C1]  ? user_path_at+0xd4/0x160
[  331.612416][    C1]  __se_sys_mount+0x31d/0x420
[  331.612456][    C1]  ? __pfx___se_sys_mount+0x10/0x10
[  331.612495][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.612530][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.612557][    C1]  ? __x64_sys_mount+0x20/0xc0
[  331.612595][    C1]  do_syscall_64+0x14d/0xf80
[  331.612628][    C1]  ? trace_irq_disable+0x3b/0x150
[  331.612651][    C1]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  331.612680][    C1]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  331.612705][    C1] RIP: 0033:0x7fa910f9da8a
[  331.612728][    C1] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
[  331.612749][    C1] RSP: 002b:00007ffcadaff9a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  331.612775][    C1] RAX: ffffffffffffffda RBX: 00007ffcadaffa30 RCX: 00007fa910f9da8a
[  331.612801][    C1] RDX: 00002000000003c0 RSI: 0000200000037f80 RDI: 00007ffcadaff9f0
[  331.612819][    C1] RBP: 00002000000003c0 R08: 00007ffcadaffa30 R09: 0000000000000000
[  331.612835][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[  331.612851][    C1] R13: 00007ffcadaff9f0 R14: 0000000000037fa5 R15: 0000200000000000
[  331.612880][    C1]  </TASK>
[  331.613115][   T32] Kernel panic - not syncing: hung_task: blocked tasks
[  331.613136][   T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  331.613165][   T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[  331.613183][   T32] Call Trace:
[  331.613195][   T32]  <TASK>
[  331.613207][   T32]  vpanic+0x56c/0xa60
[  331.613248][   T32]  ? __pfx___schedule+0x10/0x10
[  331.613284][   T32]  ? __pfx_vpanic+0x10/0x10
[  331.613322][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.613365][   T32]  panic+0xc5/0xd0
[  331.613400][   T32]  ? __pfx_panic+0x10/0x10
[  331.613439][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.613471][   T32]  ? preempt_schedule_thunk+0x16/0x30
[  331.613508][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.613548][   T32]  ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[  331.613583][   T32]  watchdog+0x1023/0x1030
[  331.613615][   T32]  ? watchdog+0x21a/0x1030
[  331.613650][   T32]  kthread+0x388/0x470
[  331.613678][   T32]  ? __pfx_watchdog+0x10/0x10
[  331.613702][   T32]  ? __pfx_kthread+0x10/0x10
[  331.613731][   T32]  ret_from_fork+0x51e/0xb90
[  331.613771][   T32]  ? __pfx_ret_from_fork+0x10/0x10
[  331.613805][   T32]  ? srso_alias_return_thunk+0x5/0xfbef5
[  331.613837][   T32]  ? __switch_to+0xc7d/0x1450
[  331.613874][   T32]  ? __pfx_kthread+0x10/0x10
[  331.613903][   T32]  ret_from_fork_asm+0x1a/0x30
[  331.613962][   T32]  </TASK>
[  331.616886][   T32] Kernel Offset: disabled