[ 241.526129][ T7065] ? __pfx___se_sys_mount+0x10/0x10
[ 241.526153][ T7065] ? do_syscall_64+0xbe/0xfa0
[ 241.526170][ T7065] ? __x64_sys_mount+0x20/0xc0
[ 241.526193][ T7065] do_syscall_64+0xfa/0xfa0
[ 241.526210][ T7065] ? lockdep_hardirqs_on+0x9c/0x150
[ 241.526229][ T7065] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 241.526248][ T7065] ? clear_bhb_loop+0x60/0xb0
[ 241.526269][ T7065] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 241.526285][ T7065] RIP: 0033:0x7f7c5659038a
[ 241.526302][ T7065] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 241.526317][ T7065] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 241.526337][ T7065] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 241.526351][ T7065] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 241.526365][ T7065] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 241.526378][ T7065] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 241.526389][ T7065] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 241.526421][ T7065]
[ 241.837424][ T7065] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.852475][ T7065] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.184912][ T7069] loop1: detected capacity change from 0 to 32768
[ 242.202804][ T7069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.210374][ T7069] CPU: 0 UID: 0 PID: 7069 Comm: syz.1.152 Not tainted syzkaller #0 PREEMPT(full)
[ 242.210399][ T7069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 242.210410][ T7069] Call Trace:
[ 242.210418][ T7069]
[ 242.210425][ T7069] dump_stack_lvl+0x189/0x250
[ 242.210451][ T7069] ? __pfx_dump_stack_lvl+0x10/0x10
[ 242.210469][ T7069] ? __pfx__printk+0x10/0x10
[ 242.210492][ T7069] ? kernfs_path_from_node+0x250/0x290
[ 242.210509][ T7069] ? kernfs_path_from_node+0x2f/0x290
[ 242.210530][ T7069] sysfs_create_dir_ns+0x259/0x280
[ 242.210552][ T7069] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 242.210572][ T7069] ? do_raw_spin_unlock+0x122/0x240
[ 242.210597][ T7069] kobject_add_internal+0x59f/0xb40
[ 242.210637][ T7069] kobject_init_and_add+0x125/0x190
[ 242.210666][ T7069] ? __pfx_kobject_init_and_add+0x10/0x10
[ 242.210689][ T7069] ? __raw_spin_lock_init+0x45/0x100
[ 242.210710][ T7069] ? __init_swait_queue_head+0xa9/0x150
[ 242.210732][ T7069] gfs2_sys_fs_add+0x234/0x450
[ 242.210761][ T7069] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 242.210792][ T7069] ? is_dynamic_key+0xd6/0x1c0
[ 242.210812][ T7069] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 242.210846][ T7069] gfs2_fill_super+0x13e8/0x2230
[ 242.210884][ T7069] ? __pfx_gfs2_fill_super+0x10/0x10
[ 242.210910][ T7069] ? sb_set_blocksize+0x104/0x180
[ 242.210936][ T7069] ? setup_bdev_super+0x4c1/0x5b0
[ 242.210962][ T7069] get_tree_bdev_flags+0x40e/0x4d0
[ 242.210983][ T7069] ? __pfx_gfs2_fill_super+0x10/0x10
[ 242.211004][ T7069] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 242.211023][ T7069] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 242.211058][ T7069] gfs2_get_tree+0x51/0x1e0
[ 242.211082][ T7069] vfs_get_tree+0x92/0x2b0
[ 242.211106][ T7069] do_new_mount+0x302/0xa10
[ 242.211126][ T7069] ? apparmor_capable+0x137/0x1b0
[ 242.211156][ T7069] ? __pfx_do_new_mount+0x10/0x10
[ 242.211179][ T7069] ? ns_capable+0x8a/0xf0
[ 242.211206][ T7069] ? kmem_cache_free+0x19b/0x690
[ 242.211239][ T7069] __se_sys_mount+0x313/0x410
[ 242.211268][ T7069] ? __pfx___se_sys_mount+0x10/0x10
[ 242.211295][ T7069] ? do_syscall_64+0xbe/0xfa0
[ 242.211314][ T7069] ? __x64_sys_mount+0x20/0xc0
[ 242.211338][ T7069] do_syscall_64+0xfa/0xfa0
[ 242.211357][ T7069] ? lockdep_hardirqs_on+0x9c/0x150
[ 242.211376][ T7069] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 242.211394][ T7069] ? clear_bhb_loop+0x60/0xb0
[ 242.211416][ T7069] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 242.211434][ T7069] RIP: 0033:0x7f7c5659038a
[ 242.211450][ T7069] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 242.211465][ T7069] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.211485][ T7069] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 242.211499][ T7069] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 242.211513][ T7069] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 242.211526][ T7069] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 242.211539][ T7069] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 242.211571][ T7069]
[ 242.211698][ T7069] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 242.539760][ T7069] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.879210][ T7073] loop1: detected capacity change from 0 to 32768
[ 242.896834][ T7073] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.904283][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz.1.153 Not tainted syzkaller #0 PREEMPT(full)
[ 242.904308][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 242.904320][ T7073] Call Trace:
[ 242.904329][ T7073]
[ 242.904337][ T7073] dump_stack_lvl+0x189/0x250
[ 242.904365][ T7073] ? __pfx_dump_stack_lvl+0x10/0x10
[ 242.904385][ T7073] ? __pfx__printk+0x10/0x10
[ 242.904409][ T7073] ? kernfs_path_from_node+0x250/0x290
[ 242.904427][ T7073] ? kernfs_path_from_node+0x2f/0x290
[ 242.904449][ T7073] sysfs_create_dir_ns+0x259/0x280
[ 242.904471][ T7073] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 242.904491][ T7073] ? do_raw_spin_unlock+0x122/0x240
[ 242.904516][ T7073] kobject_add_internal+0x59f/0xb40
[ 242.904549][ T7073] kobject_init_and_add+0x125/0x190
[ 242.904577][ T7073] ? __pfx_kobject_init_and_add+0x10/0x10
[ 242.904600][ T7073] ? __raw_spin_lock_init+0x45/0x100
[ 242.904621][ T7073] ? __init_swait_queue_head+0xa9/0x150
[ 242.904645][ T7073] gfs2_sys_fs_add+0x234/0x450
[ 242.904674][ T7073] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 242.904706][ T7073] ? is_dynamic_key+0xd6/0x1c0
[ 242.904728][ T7073] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 242.904762][ T7073] gfs2_fill_super+0x13e8/0x2230
[ 242.904799][ T7073] ? __pfx_gfs2_fill_super+0x10/0x10
[ 242.904824][ T7073] ? sb_set_blocksize+0x104/0x180
[ 242.904849][ T7073] ? setup_bdev_super+0x4c1/0x5b0
[ 242.904874][ T7073] get_tree_bdev_flags+0x40e/0x4d0
[ 242.904895][ T7073] ? __pfx_gfs2_fill_super+0x10/0x10
[ 242.904916][ T7073] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 242.904935][ T7073] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 242.904971][ T7073] gfs2_get_tree+0x51/0x1e0
[ 242.904995][ T7073] vfs_get_tree+0x92/0x2b0
[ 242.905019][ T7073] do_new_mount+0x302/0xa10
[ 242.905041][ T7073] ? apparmor_capable+0x137/0x1b0
[ 242.905071][ T7073] ? __pfx_do_new_mount+0x10/0x10
[ 242.905093][ T7073] ? ns_capable+0x8a/0xf0
[ 242.905119][ T7073] ? kmem_cache_free+0x19b/0x690
[ 242.905150][ T7073] __se_sys_mount+0x313/0x410
[ 242.905180][ T7073] ? __pfx___se_sys_mount+0x10/0x10
[ 242.905206][ T7073] ? do_syscall_64+0xbe/0xfa0
[ 242.905225][ T7073] ? __x64_sys_mount+0x20/0xc0
[ 242.905249][ T7073] do_syscall_64+0xfa/0xfa0
[ 242.905268][ T7073] ? lockdep_hardirqs_on+0x9c/0x150
[ 242.905347][ T7073] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 242.905364][ T7073] ? clear_bhb_loop+0x60/0xb0
[ 242.905385][ T7073] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 242.905402][ T7073] RIP: 0033:0x7f7c5659038a
[ 242.905419][ T7073] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 242.905435][ T7073] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.905455][ T7073] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 242.905468][ T7073] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 242.905482][ T7073] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 242.905495][ T7073] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 242.905507][ T7073] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 242.905533][ T7073]
[ 242.905558][ T7073] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.232779][ T7073] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:05:27 executed programs: 139
[ 243.565703][ T7077] loop1: detected capacity change from 0 to 32768
[ 243.592703][ T7077] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 243.600299][ T7077] CPU: 0 UID: 0 PID: 7077 Comm: syz.1.154 Not tainted syzkaller #0 PREEMPT(full)
[ 243.600324][ T7077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 243.600335][ T7077] Call Trace:
[ 243.600343][ T7077]
[ 243.600352][ T7077] dump_stack_lvl+0x189/0x250
[ 243.600380][ T7077] ? __pfx_dump_stack_lvl+0x10/0x10
[ 243.600408][ T7077] ? __pfx__printk+0x10/0x10
[ 243.600439][ T7077] ? kernfs_path_from_node+0x250/0x290
[ 243.600457][ T7077] ? kernfs_path_from_node+0x2f/0x290
[ 243.600479][ T7077] sysfs_create_dir_ns+0x259/0x280
[ 243.600501][ T7077] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 243.600521][ T7077] ? do_raw_spin_unlock+0x122/0x240
[ 243.600545][ T7077] kobject_add_internal+0x59f/0xb40
[ 243.600577][ T7077] kobject_init_and_add+0x125/0x190
[ 243.600604][ T7077] ? __pfx_kobject_init_and_add+0x10/0x10
[ 243.600629][ T7077] ? __raw_spin_lock_init+0x45/0x100
[ 243.600649][ T7077] ? __init_swait_queue_head+0xa9/0x150
[ 243.600672][ T7077] gfs2_sys_fs_add+0x234/0x450
[ 243.600700][ T7077] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 243.600731][ T7077] ? is_dynamic_key+0xd6/0x1c0
[ 243.600752][ T7077] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 243.600788][ T7077] gfs2_fill_super+0x13e8/0x2230
[ 243.600822][ T7077] ? __pfx_gfs2_fill_super+0x10/0x10
[ 243.600846][ T7077] ? sb_set_blocksize+0x104/0x180
[ 243.600871][ T7077] ? setup_bdev_super+0x4c1/0x5b0
[ 243.600898][ T7077] get_tree_bdev_flags+0x40e/0x4d0
[ 243.600920][ T7077] ? __pfx_gfs2_fill_super+0x10/0x10
[ 243.600942][ T7077] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 243.600961][ T7077] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 243.600996][ T7077] gfs2_get_tree+0x51/0x1e0
[ 243.601020][ T7077] vfs_get_tree+0x92/0x2b0
[ 243.601044][ T7077] do_new_mount+0x302/0xa10
[ 243.601064][ T7077] ? apparmor_capable+0x137/0x1b0
[ 243.601095][ T7077] ? __pfx_do_new_mount+0x10/0x10
[ 243.601117][ T7077] ? ns_capable+0x8a/0xf0
[ 243.601143][ T7077] ? kmem_cache_free+0x19b/0x690
[ 243.601172][ T7077] __se_sys_mount+0x313/0x410
[ 243.601201][ T7077] ? __pfx___se_sys_mount+0x10/0x10
[ 243.601227][ T7077] ? do_syscall_64+0xbe/0xfa0
[ 243.601247][ T7077] ? __x64_sys_mount+0x20/0xc0
[ 243.601271][ T7077] do_syscall_64+0xfa/0xfa0
[ 243.601290][ T7077] ? lockdep_hardirqs_on+0x9c/0x150
[ 243.601310][ T7077] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 243.601329][ T7077] ? clear_bhb_loop+0x60/0xb0
[ 243.601350][ T7077] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 243.601367][ T7077] RIP: 0033:0x7f7c5659038a
[ 243.601384][ T7077] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 243.601400][ T7077] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.601427][ T7077] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 243.601441][ T7077] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 243.601455][ T7077] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 243.601467][ T7077] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 243.601480][ T7077] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 243.601511][ T7077]
[ 243.601538][ T7077] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.931205][ T7077] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.263954][ T7081] loop1: detected capacity change from 0 to 32768
[ 244.278265][ T7081] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.285678][ T7081] CPU: 1 UID: 0 PID: 7081 Comm: syz.1.155 Not tainted syzkaller #0 PREEMPT(full)
[ 244.285703][ T7081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 244.285715][ T7081] Call Trace:
[ 244.285723][ T7081]
[ 244.285731][ T7081] dump_stack_lvl+0x189/0x250
[ 244.285758][ T7081] ? __pfx_dump_stack_lvl+0x10/0x10
[ 244.285777][ T7081] ? __pfx__printk+0x10/0x10
[ 244.285801][ T7081] ? kernfs_path_from_node+0x250/0x290
[ 244.285819][ T7081] ? kernfs_path_from_node+0x2f/0x290
[ 244.285843][ T7081] sysfs_create_dir_ns+0x259/0x280
[ 244.285865][ T7081] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 244.285885][ T7081] ? do_raw_spin_unlock+0x122/0x240
[ 244.285909][ T7081] kobject_add_internal+0x59f/0xb40
[ 244.285940][ T7081] kobject_init_and_add+0x125/0x190
[ 244.285974][ T7081] ? __pfx_kobject_init_and_add+0x10/0x10
[ 244.285999][ T7081] ? __raw_spin_lock_init+0x45/0x100
[ 244.286020][ T7081] ? __init_swait_queue_head+0xa9/0x150
[ 244.286042][ T7081] gfs2_sys_fs_add+0x234/0x450
[ 244.286071][ T7081] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 244.286101][ T7081] ? is_dynamic_key+0xd6/0x1c0
[ 244.286126][ T7081] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 244.286155][ T7081] gfs2_fill_super+0x13e8/0x2230
[ 244.286190][ T7081] ? __pfx_gfs2_fill_super+0x10/0x10
[ 244.286216][ T7081] ? sb_set_blocksize+0x104/0x180
[ 244.286241][ T7081] ? setup_bdev_super+0x4c1/0x5b0
[ 244.286265][ T7081] get_tree_bdev_flags+0x40e/0x4d0
[ 244.286287][ T7081] ? __pfx_gfs2_fill_super+0x10/0x10
[ 244.286307][ T7081] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 244.286324][ T7081] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 244.286355][ T7081] gfs2_get_tree+0x51/0x1e0
[ 244.286377][ T7081] vfs_get_tree+0x92/0x2b0
[ 244.286401][ T7081] do_new_mount+0x302/0xa10
[ 244.286422][ T7081] ? apparmor_capable+0x137/0x1b0
[ 244.286461][ T7081] ? __pfx_do_new_mount+0x10/0x10
[ 244.286483][ T7081] ? ns_capable+0x8a/0xf0
[ 244.286509][ T7081] ? kmem_cache_free+0x19b/0x690
[ 244.286540][ T7081] __se_sys_mount+0x313/0x410
[ 244.286568][ T7081] ? __pfx___se_sys_mount+0x10/0x10
[ 244.286595][ T7081] ? do_syscall_64+0xbe/0xfa0
[ 244.286614][ T7081] ? __x64_sys_mount+0x20/0xc0
[ 244.286637][ T7081] do_syscall_64+0xfa/0xfa0
[ 244.286656][ T7081] ? lockdep_hardirqs_on+0x9c/0x150
[ 244.286676][ T7081] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 244.286694][ T7081] ? clear_bhb_loop+0x60/0xb0
[ 244.286715][ T7081] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 244.286732][ T7081] RIP: 0033:0x7f7c5659038a
[ 244.286750][ T7081] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 244.286766][ T7081] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.286785][ T7081] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 244.286799][ T7081] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 244.286812][ T7081] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 244.286825][ T7081] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 244.286838][ T7081] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 244.286867][ T7081]
[ 244.599631][ T7081] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.614273][ T7081] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.958273][ T7085] loop1: detected capacity change from 0 to 32768
[ 244.982582][ T7085] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.990165][ T7085] CPU: 0 UID: 0 PID: 7085 Comm: syz.1.156 Not tainted syzkaller #0 PREEMPT(full)
[ 244.990191][ T7085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 244.990202][ T7085] Call Trace:
[ 244.990210][ T7085]
[ 244.990218][ T7085] dump_stack_lvl+0x189/0x250
[ 244.990247][ T7085] ? __pfx_dump_stack_lvl+0x10/0x10
[ 244.990267][ T7085] ? __pfx__printk+0x10/0x10
[ 244.990289][ T7085] ? kernfs_path_from_node+0x250/0x290
[ 244.990307][ T7085] ? kernfs_path_from_node+0x2f/0x290
[ 244.990330][ T7085] sysfs_create_dir_ns+0x259/0x280
[ 244.990351][ T7085] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 244.990373][ T7085] ? do_raw_spin_unlock+0x122/0x240
[ 244.990398][ T7085] kobject_add_internal+0x59f/0xb40
[ 244.990431][ T7085] kobject_init_and_add+0x125/0x190
[ 244.990458][ T7085] ? __pfx_kobject_init_and_add+0x10/0x10
[ 244.990482][ T7085] ? __raw_spin_lock_init+0x45/0x100
[ 244.990503][ T7085] ? __init_swait_queue_head+0xa9/0x150
[ 244.990526][ T7085] gfs2_sys_fs_add+0x234/0x450
[ 244.990554][ T7085] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 244.990585][ T7085] ? is_dynamic_key+0xd6/0x1c0
[ 244.990607][ T7085] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 244.990640][ T7085] gfs2_fill_super+0x13e8/0x2230
[ 244.990678][ T7085] ? __pfx_gfs2_fill_super+0x10/0x10
[ 244.990705][ T7085] ? sb_set_blocksize+0x104/0x180
[ 244.990730][ T7085] ? setup_bdev_super+0x4c1/0x5b0
[ 244.990756][ T7085] get_tree_bdev_flags+0x40e/0x4d0
[ 244.990777][ T7085] ? __pfx_gfs2_fill_super+0x10/0x10
[ 244.990797][ T7085] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 244.990816][ T7085] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 244.990850][ T7085] gfs2_get_tree+0x51/0x1e0
[ 244.990874][ T7085] vfs_get_tree+0x92/0x2b0
[ 244.990898][ T7085] do_new_mount+0x302/0xa10
[ 244.990918][ T7085] ? apparmor_capable+0x137/0x1b0
[ 244.990948][ T7085] ? __pfx_do_new_mount+0x10/0x10
[ 244.990970][ T7085] ? ns_capable+0x8a/0xf0
[ 244.990997][ T7085] ? kmem_cache_free+0x19b/0x690
[ 244.991030][ T7085] __se_sys_mount+0x313/0x410
[ 244.991059][ T7085] ? __pfx___se_sys_mount+0x10/0x10
[ 244.991086][ T7085] ? do_syscall_64+0xbe/0xfa0
[ 244.991113][ T7085] ? __x64_sys_mount+0x20/0xc0
[ 244.991137][ T7085] do_syscall_64+0xfa/0xfa0
[ 244.991156][ T7085] ? lockdep_hardirqs_on+0x9c/0x150
[ 244.991174][ T7085] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 244.991191][ T7085] ? clear_bhb_loop+0x60/0xb0
[ 244.991211][ T7085] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 244.991228][ T7085] RIP: 0033:0x7f7c5659038a
[ 244.991245][ T7085] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 244.991261][ T7085] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.991281][ T7085] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 244.991294][ T7085] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 244.991308][ T7085] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 244.991320][ T7085] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 244.991332][ T7085] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 244.991361][ T7085]
[ 244.991386][ T7085] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.318266][ T7085] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.649377][ T7089] loop1: detected capacity change from 0 to 32768
[ 245.674918][ T7089] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 245.682600][ T7089] CPU: 0 UID: 0 PID: 7089 Comm: syz.1.157 Not tainted syzkaller #0 PREEMPT(full)
[ 245.682625][ T7089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 245.682634][ T7089] Call Trace:
[ 245.682640][ T7089]
[ 245.682647][ T7089] dump_stack_lvl+0x189/0x250
[ 245.682670][ T7089] ? __pfx_dump_stack_lvl+0x10/0x10
[ 245.682685][ T7089] ? __pfx__printk+0x10/0x10
[ 245.682704][ T7089] ? kernfs_path_from_node+0x250/0x290
[ 245.682719][ T7089] ? kernfs_path_from_node+0x2f/0x290
[ 245.682736][ T7089] sysfs_create_dir_ns+0x259/0x280
[ 245.682759][ T7089] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 245.682775][ T7089] ? do_raw_spin_unlock+0x122/0x240
[ 245.682794][ T7089] kobject_add_internal+0x59f/0xb40
[ 245.682820][ T7089] kobject_init_and_add+0x125/0x190
[ 245.682842][ T7089] ? __pfx_kobject_init_and_add+0x10/0x10
[ 245.682861][ T7089] ? __raw_spin_lock_init+0x45/0x100
[ 245.682877][ T7089] ? __init_swait_queue_head+0xa9/0x150
[ 245.682895][ T7089] gfs2_sys_fs_add+0x234/0x450
[ 245.682918][ T7089] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 245.682942][ T7089] ? is_dynamic_key+0xd6/0x1c0
[ 245.682960][ T7089] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 245.682986][ T7089] gfs2_fill_super+0x13e8/0x2230
[ 245.683015][ T7089] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.683035][ T7089] ? sb_set_blocksize+0x104/0x180
[ 245.683055][ T7089] ? setup_bdev_super+0x4c1/0x5b0
[ 245.683075][ T7089] get_tree_bdev_flags+0x40e/0x4d0
[ 245.683092][ T7089] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.683108][ T7089] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 245.683123][ T7089] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 245.683151][ T7089] gfs2_get_tree+0x51/0x1e0
[ 245.683170][ T7089] vfs_get_tree+0x92/0x2b0
[ 245.683189][ T7089] do_new_mount+0x302/0xa10
[ 245.683206][ T7089] ? apparmor_capable+0x137/0x1b0
[ 245.683230][ T7089] ? __pfx_do_new_mount+0x10/0x10
[ 245.683253][ T7089] ? ns_capable+0x8a/0xf0
[ 245.683274][ T7089] ? kmem_cache_free+0x19b/0x690
[ 245.683298][ T7089] __se_sys_mount+0x313/0x410
[ 245.683321][ T7089] ? __pfx___se_sys_mount+0x10/0x10
[ 245.683342][ T7089] ? do_syscall_64+0xbe/0xfa0
[ 245.683357][ T7089] ? __x64_sys_mount+0x20/0xc0
[ 245.683377][ T7089] do_syscall_64+0xfa/0xfa0
[ 245.683391][ T7089] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.683407][ T7089] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.683421][ T7089] ? clear_bhb_loop+0x60/0xb0
[ 245.683437][ T7089] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.683450][ T7089] RIP: 0033:0x7f7c5659038a
[ 245.683464][ T7089] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 245.683476][ T7089] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.683497][ T7089] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 245.683508][ T7089] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 245.683518][ T7089] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 245.683528][ T7089] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 245.683537][ T7089] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 245.683561][ T7089]
[ 245.683591][ T7089] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.012025][ T7089] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.340805][ T7093] loop1: detected capacity change from 0 to 32768
[ 246.361161][ T7093] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.369079][ T7093] CPU: 0 UID: 0 PID: 7093 Comm: syz.1.158 Not tainted syzkaller #0 PREEMPT(full)
[ 246.369104][ T7093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 246.369115][ T7093] Call Trace:
[ 246.369123][ T7093]
[ 246.369130][ T7093] dump_stack_lvl+0x189/0x250
[ 246.369159][ T7093] ? __pfx_dump_stack_lvl+0x10/0x10
[ 246.369177][ T7093] ? __pfx__printk+0x10/0x10
[ 246.369201][ T7093] ? kernfs_path_from_node+0x250/0x290
[ 246.369220][ T7093] ? kernfs_path_from_node+0x2f/0x290
[ 246.369250][ T7093] sysfs_create_dir_ns+0x259/0x280
[ 246.369271][ T7093] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 246.369291][ T7093] ? do_raw_spin_unlock+0x122/0x240
[ 246.369315][ T7093] kobject_add_internal+0x59f/0xb40
[ 246.369349][ T7093] kobject_init_and_add+0x125/0x190
[ 246.369378][ T7093] ? __pfx_kobject_init_and_add+0x10/0x10
[ 246.369403][ T7093] ? __raw_spin_lock_init+0x45/0x100
[ 246.369424][ T7093] ? __init_swait_queue_head+0xa9/0x150
[ 246.369447][ T7093] gfs2_sys_fs_add+0x234/0x450
[ 246.369474][ T7093] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 246.369504][ T7093] ? is_dynamic_key+0xd6/0x1c0
[ 246.369525][ T7093] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 246.369558][ T7093] gfs2_fill_super+0x13e8/0x2230
[ 246.369591][ T7093] ? __pfx_gfs2_fill_super+0x10/0x10
[ 246.369615][ T7093] ? sb_set_blocksize+0x104/0x180
[ 246.369640][ T7093] ? setup_bdev_super+0x4c1/0x5b0
[ 246.369665][ T7093] get_tree_bdev_flags+0x40e/0x4d0
[ 246.369687][ T7093] ? __pfx_gfs2_fill_super+0x10/0x10
[ 246.369707][ T7093] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 246.369726][ T7093] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 246.369760][ T7093] gfs2_get_tree+0x51/0x1e0
[ 246.369784][ T7093] vfs_get_tree+0x92/0x2b0
[ 246.369808][ T7093] do_new_mount+0x302/0xa10
[ 246.369829][ T7093] ? apparmor_capable+0x137/0x1b0
[ 246.369858][ T7093] ? __pfx_do_new_mount+0x10/0x10
[ 246.369880][ T7093] ? ns_capable+0x8a/0xf0
[ 246.369904][ T7093] ? kmem_cache_free+0x19b/0x690
[ 246.369936][ T7093] __se_sys_mount+0x313/0x410
[ 246.369965][ T7093] ? __pfx___se_sys_mount+0x10/0x10
[ 246.369992][ T7093] ? do_syscall_64+0xbe/0xfa0
[ 246.370011][ T7093] ? __x64_sys_mount+0x20/0xc0
[ 246.370036][ T7093] do_syscall_64+0xfa/0xfa0
[ 246.370055][ T7093] ? lockdep_hardirqs_on+0x9c/0x150
[ 246.370075][ T7093] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.370092][ T7093] ? clear_bhb_loop+0x60/0xb0
[ 246.370113][ T7093] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.370130][ T7093] RIP: 0033:0x7f7c5659038a
[ 246.370147][ T7093] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 246.370162][ T7093] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.370181][ T7093] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 246.370194][ T7093] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 246.370207][ T7093] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 246.370219][ T7093] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 246.370230][ T7093] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 246.370269][ T7093]
[ 246.370353][ T7093] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.698631][ T7093] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 247.143434][ T7097] loop1: detected capacity change from 0 to 32768
[ 247.183108][ T7097] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 247.193554][ T7097] CPU: 0 UID: 0 PID: 7097 Comm: syz.1.159 Not tainted syzkaller #0 PREEMPT(full)
[ 247.193581][ T7097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 247.193593][ T7097] Call Trace:
[ 247.193601][ T7097]
[ 247.193609][ T7097] dump_stack_lvl+0x189/0x250
[ 247.193639][ T7097] ? __pfx_dump_stack_lvl+0x10/0x10
[ 247.193658][ T7097] ? __pfx__printk+0x10/0x10
[ 247.193683][ T7097] ? kernfs_path_from_node+0x250/0x290
[ 247.193701][ T7097] ? kernfs_path_from_node+0x2f/0x290
[ 247.193725][ T7097] sysfs_create_dir_ns+0x259/0x280
[ 247.193748][ T7097] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 247.193770][ T7097] ? do_raw_spin_unlock+0x122/0x240
[ 247.193795][ T7097] kobject_add_internal+0x59f/0xb40
[ 247.193827][ T7097] kobject_init_and_add+0x125/0x190
[ 247.193856][ T7097] ? __pfx_kobject_init_and_add+0x10/0x10
[ 247.193880][ T7097] ? __raw_spin_lock_init+0x45/0x100
[ 247.193902][ T7097] ? __init_swait_queue_head+0xa9/0x150
[ 247.193926][ T7097] gfs2_sys_fs_add+0x234/0x450
[ 247.193962][ T7097] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 247.193994][ T7097] ? is_dynamic_key+0xd6/0x1c0
[ 247.194015][ T7097] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 247.194047][ T7097] gfs2_fill_super+0x13e8/0x2230
[ 247.194084][ T7097] ? __pfx_gfs2_fill_super+0x10/0x10
[ 247.194110][ T7097] ? sb_set_blocksize+0x104/0x180
[ 247.194136][ T7097] ? setup_bdev_super+0x4c1/0x5b0
[ 247.194162][ T7097] get_tree_bdev_flags+0x40e/0x4d0
[ 247.194183][ T7097] ? __pfx_gfs2_fill_super+0x10/0x10
[ 247.194204][ T7097] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 247.194224][ T7097] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 247.194258][ T7097] gfs2_get_tree+0x51/0x1e0
[ 247.194282][ T7097] vfs_get_tree+0x92/0x2b0
[ 247.194306][ T7097] do_new_mount+0x302/0xa10
[ 247.194327][ T7097] ? apparmor_capable+0x137/0x1b0
[ 247.194358][ T7097] ? __pfx_do_new_mount+0x10/0x10
[ 247.194381][ T7097] ? ns_capable+0x8a/0xf0
[ 247.194408][ T7097] ? kmem_cache_free+0x19b/0x690
[ 247.194440][ T7097] __se_sys_mount+0x313/0x410
[ 247.194469][ T7097] ? __pfx___se_sys_mount+0x10/0x10
[ 247.194497][ T7097] ? do_syscall_64+0xbe/0xfa0
[ 247.194515][ T7097] ? __x64_sys_mount+0x20/0xc0
[ 247.194541][ T7097] do_syscall_64+0xfa/0xfa0
[ 247.194559][ T7097] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.194580][ T7097] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.194598][ T7097] ? clear_bhb_loop+0x60/0xb0
[ 247.194619][ T7097] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.194636][ T7097] RIP: 0033:0x7f7c5659038a
[ 247.194653][ T7097] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 247.194669][ T7097] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.194689][ T7097] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 247.194704][ T7097] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 247.194717][ T7097] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 247.194730][ T7097] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 247.194743][ T7097] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 247.194774][ T7097]
[ 247.194799][ T7097] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.526586][ T7097] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 247.870552][ T7101] loop1: detected capacity change from 0 to 32768
[ 247.891943][ T7101] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 247.899556][ T7101] CPU: 1 UID: 0 PID: 7101 Comm: syz.1.160 Not tainted syzkaller #0 PREEMPT(full)
[ 247.899581][ T7101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 247.899592][ T7101] Call Trace:
[ 247.899600][ T7101]
[ 247.899608][ T7101] dump_stack_lvl+0x189/0x250
[ 247.899637][ T7101] ? __pfx_dump_stack_lvl+0x10/0x10
[ 247.899657][ T7101] ? __pfx__printk+0x10/0x10
[ 247.899680][ T7101] ? kernfs_path_from_node+0x250/0x290
[ 247.899697][ T7101] ? kernfs_path_from_node+0x2f/0x290
[ 247.899720][ T7101] sysfs_create_dir_ns+0x259/0x280
[ 247.899743][ T7101] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 247.899764][ T7101] ? do_raw_spin_unlock+0x122/0x240
[ 247.899790][ T7101] kobject_add_internal+0x59f/0xb40
[ 247.899823][ T7101] kobject_init_and_add+0x125/0x190
[ 247.899851][ T7101] ? __pfx_kobject_init_and_add+0x10/0x10
[ 247.899875][ T7101] ? __raw_spin_lock_init+0x45/0x100
[ 247.899895][ T7101] ? __init_swait_queue_head+0xa9/0x150
[ 247.899917][ T7101] gfs2_sys_fs_add+0x234/0x450
[ 247.899946][ T7101] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 247.899978][ T7101] ? is_dynamic_key+0xd6/0x1c0
[ 247.900000][ T7101] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 247.900034][ T7101] gfs2_fill_super+0x13e8/0x2230
[ 247.900071][ T7101] ? __pfx_gfs2_fill_super+0x10/0x10
[ 247.900104][ T7101] ? sb_set_blocksize+0x104/0x180
[ 247.900130][ T7101] ? setup_bdev_super+0x4c1/0x5b0
[ 247.900156][ T7101] get_tree_bdev_flags+0x40e/0x4d0
[ 247.900179][ T7101] ? __pfx_gfs2_fill_super+0x10/0x10
[ 247.900200][ T7101] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 247.900220][ T7101] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 247.900254][ T7101] gfs2_get_tree+0x51/0x1e0
[ 247.900278][ T7101] vfs_get_tree+0x92/0x2b0
[ 247.900301][ T7101] do_new_mount+0x302/0xa10
[ 247.900322][ T7101] ? apparmor_capable+0x137/0x1b0
[ 247.900350][ T7101] ? __pfx_do_new_mount+0x10/0x10
[ 247.900371][ T7101] ? ns_capable+0x8a/0xf0
[ 247.900394][ T7101] ? kmem_cache_free+0x19b/0x690
[ 247.900425][ T7101] __se_sys_mount+0x313/0x410
[ 247.900453][ T7101] ? __pfx___se_sys_mount+0x10/0x10
[ 247.900479][ T7101] ? do_syscall_64+0xbe/0xfa0
[ 247.900498][ T7101] ? __x64_sys_mount+0x20/0xc0
[ 247.900522][ T7101] do_syscall_64+0xfa/0xfa0
[ 247.900541][ T7101] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.900561][ T7101] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.900579][ T7101] ? clear_bhb_loop+0x60/0xb0
[ 247.900600][ T7101] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.900616][ T7101] RIP: 0033:0x7f7c5659038a
[ 247.900632][ T7101] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 247.900648][ T7101] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.900668][ T7101] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 247.900682][ T7101] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 247.900696][ T7101] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 247.900708][ T7101] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 247.900719][ T7101] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 247.900749][ T7101]
[ 247.900778][ T7101] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 248.229347][ T7101] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:05:32 executed programs: 146
[ 248.563038][ T7105] loop1: detected capacity change from 0 to 32768
[ 248.576800][ T7105] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 248.584351][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz.1.161 Not tainted syzkaller #0 PREEMPT(full)
[ 248.584376][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 248.584387][ T7105] Call Trace:
[ 248.584394][ T7105]
[ 248.584403][ T7105] dump_stack_lvl+0x189/0x250
[ 248.584431][ T7105] ? __pfx_dump_stack_lvl+0x10/0x10
[ 248.584450][ T7105] ? __pfx__printk+0x10/0x10
[ 248.584475][ T7105] ? kernfs_path_from_node+0x250/0x290
[ 248.584492][ T7105] ? kernfs_path_from_node+0x2f/0x290
[ 248.584514][ T7105] sysfs_create_dir_ns+0x259/0x280
[ 248.584536][ T7105] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 248.584557][ T7105] ? do_raw_spin_unlock+0x122/0x240
[ 248.584581][ T7105] kobject_add_internal+0x59f/0xb40
[ 248.584614][ T7105] kobject_init_and_add+0x125/0x190
[ 248.584641][ T7105] ? __pfx_kobject_init_and_add+0x10/0x10
[ 248.584666][ T7105] ? __raw_spin_lock_init+0x45/0x100
[ 248.584687][ T7105] ? __init_swait_queue_head+0xa9/0x150
[ 248.584711][ T7105] gfs2_sys_fs_add+0x234/0x450
[ 248.584739][ T7105] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 248.584771][ T7105] ? is_dynamic_key+0xd6/0x1c0
[ 248.584793][ T7105] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 248.584826][ T7105] gfs2_fill_super+0x13e8/0x2230
[ 248.584873][ T7105] ? __pfx_gfs2_fill_super+0x10/0x10
[ 248.584898][ T7105] ? sb_set_blocksize+0x104/0x180
[ 248.584921][ T7105] ? setup_bdev_super+0x4c1/0x5b0
[ 248.584947][ T7105] get_tree_bdev_flags+0x40e/0x4d0
[ 248.584969][ T7105] ? __pfx_gfs2_fill_super+0x10/0x10
[ 248.584988][ T7105] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 248.585008][ T7105] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 248.585042][ T7105] gfs2_get_tree+0x51/0x1e0
[ 248.585066][ T7105] vfs_get_tree+0x92/0x2b0
[ 248.585088][ T7105] do_new_mount+0x302/0xa10
[ 248.585109][ T7105] ? apparmor_capable+0x137/0x1b0
[ 248.585140][ T7105] ? __pfx_do_new_mount+0x10/0x10
[ 248.585161][ T7105] ? ns_capable+0x8a/0xf0
[ 248.585187][ T7105] ? kmem_cache_free+0x19b/0x690
[ 248.585219][ T7105] __se_sys_mount+0x313/0x410
[ 248.585249][ T7105] ? __pfx___se_sys_mount+0x10/0x10
[ 248.585276][ T7105] ? do_syscall_64+0xbe/0xfa0
[ 248.585296][ T7105] ? __x64_sys_mount+0x20/0xc0
[ 248.585320][ T7105] do_syscall_64+0xfa/0xfa0
[ 248.585338][ T7105] ? lockdep_hardirqs_on+0x9c/0x150
[ 248.585359][ T7105] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 248.585376][ T7105] ? clear_bhb_loop+0x60/0xb0
[ 248.585398][ T7105] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 248.585415][ T7105] RIP: 0033:0x7f7c5659038a
[ 248.585432][ T7105] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 248.585448][ T7105] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 248.585467][ T7105] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 248.585481][ T7105] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 248.585493][ T7105] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 248.585506][ T7105] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 248.585518][ T7105] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 248.585551][ T7105]
[ 248.585578][ T7105] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 248.913680][ T7105] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.237585][ T7109] loop1: detected capacity change from 0 to 32768
[ 249.251037][ T7109] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.258905][ T7109] CPU: 1 UID: 0 PID: 7109 Comm: syz.1.162 Not tainted syzkaller #0 PREEMPT(full)
[ 249.258930][ T7109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 249.258941][ T7109] Call Trace:
[ 249.258948][ T7109]
[ 249.258956][ T7109] dump_stack_lvl+0x189/0x250
[ 249.258982][ T7109] ? __pfx_dump_stack_lvl+0x10/0x10
[ 249.259009][ T7109] ? __pfx__printk+0x10/0x10
[ 249.259032][ T7109] ? kernfs_path_from_node+0x250/0x290
[ 249.259049][ T7109] ? kernfs_path_from_node+0x2f/0x290
[ 249.259070][ T7109] sysfs_create_dir_ns+0x259/0x280
[ 249.259091][ T7109] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 249.259111][ T7109] ? do_raw_spin_unlock+0x122/0x240
[ 249.259134][ T7109] kobject_add_internal+0x59f/0xb40
[ 249.259165][ T7109] kobject_init_and_add+0x125/0x190
[ 249.259192][ T7109] ? __pfx_kobject_init_and_add+0x10/0x10
[ 249.259216][ T7109] ? __raw_spin_lock_init+0x45/0x100
[ 249.259237][ T7109] ? __init_swait_queue_head+0xa9/0x150
[ 249.259258][ T7109] gfs2_sys_fs_add+0x234/0x450
[ 249.259285][ T7109] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 249.259317][ T7109] ? is_dynamic_key+0xd6/0x1c0
[ 249.259339][ T7109] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 249.259373][ T7109] gfs2_fill_super+0x13e8/0x2230
[ 249.259409][ T7109] ? __pfx_gfs2_fill_super+0x10/0x10
[ 249.259432][ T7109] ? sb_set_blocksize+0x104/0x180
[ 249.259456][ T7109] ? setup_bdev_super+0x4c1/0x5b0
[ 249.259481][ T7109] get_tree_bdev_flags+0x40e/0x4d0
[ 249.259501][ T7109] ? __pfx_gfs2_fill_super+0x10/0x10
[ 249.259520][ T7109] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 249.259539][ T7109] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 249.259572][ T7109] gfs2_get_tree+0x51/0x1e0
[ 249.259595][ T7109] vfs_get_tree+0x92/0x2b0
[ 249.259618][ T7109] do_new_mount+0x302/0xa10
[ 249.259639][ T7109] ? apparmor_capable+0x137/0x1b0
[ 249.259668][ T7109] ? __pfx_do_new_mount+0x10/0x10
[ 249.259690][ T7109] ? ns_capable+0x8a/0xf0
[ 249.259716][ T7109] ? kmem_cache_free+0x19b/0x690
[ 249.259748][ T7109] __se_sys_mount+0x313/0x410
[ 249.259784][ T7109] ? __pfx___se_sys_mount+0x10/0x10
[ 249.259812][ T7109] ? do_syscall_64+0xbe/0xfa0
[ 249.259831][ T7109] ? __x64_sys_mount+0x20/0xc0
[ 249.259854][ T7109] do_syscall_64+0xfa/0xfa0
[ 249.259872][ T7109] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.259892][ T7109] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.259910][ T7109] ? clear_bhb_loop+0x60/0xb0
[ 249.259933][ T7109] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.259951][ T7109] RIP: 0033:0x7f7c5659038a
[ 249.259968][ T7109] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 249.259983][ T7109] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.260009][ T7109] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 249.260024][ T7109] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 249.260037][ T7109] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 249.260049][ T7109] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 249.260061][ T7109] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 249.260090][ T7109]
[ 249.260115][ T7109] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.587799][ T7109] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.924332][ T7113] loop1: detected capacity change from 0 to 32768
[ 249.949423][ T7113] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.956950][ T7113] CPU: 1 UID: 0 PID: 7113 Comm: syz.1.163 Not tainted syzkaller #0 PREEMPT(full)
[ 249.956973][ T7113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 249.956984][ T7113] Call Trace:
[ 249.956991][ T7113]
[ 249.956998][ T7113] dump_stack_lvl+0x189/0x250
[ 249.957023][ T7113] ? __pfx_dump_stack_lvl+0x10/0x10
[ 249.957040][ T7113] ? __pfx__printk+0x10/0x10
[ 249.957064][ T7113] ? kernfs_path_from_node+0x250/0x290
[ 249.957081][ T7113] ? kernfs_path_from_node+0x2f/0x290
[ 249.957102][ T7113] sysfs_create_dir_ns+0x259/0x280
[ 249.957122][ T7113] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 249.957142][ T7113] ? do_raw_spin_unlock+0x122/0x240
[ 249.957166][ T7113] kobject_add_internal+0x59f/0xb40
[ 249.957195][ T7113] kobject_init_and_add+0x125/0x190
[ 249.957223][ T7113] ? __pfx_kobject_init_and_add+0x10/0x10
[ 249.957247][ T7113] ? __raw_spin_lock_init+0x45/0x100
[ 249.957267][ T7113] ? __init_swait_queue_head+0xa9/0x150
[ 249.957289][ T7113] gfs2_sys_fs_add+0x234/0x450
[ 249.957316][ T7113] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 249.957347][ T7113] ? is_dynamic_key+0xd6/0x1c0
[ 249.957368][ T7113] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 249.957399][ T7113] gfs2_fill_super+0x13e8/0x2230
[ 249.957435][ T7113] ? __pfx_gfs2_fill_super+0x10/0x10
[ 249.957462][ T7113] ? sb_set_blocksize+0x104/0x180
[ 249.957487][ T7113] ? setup_bdev_super+0x4c1/0x5b0
[ 249.957512][ T7113] get_tree_bdev_flags+0x40e/0x4d0
[ 249.957534][ T7113] ? __pfx_gfs2_fill_super+0x10/0x10
[ 249.957553][ T7113] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 249.957572][ T7113] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 249.957605][ T7113] gfs2_get_tree+0x51/0x1e0
[ 249.957629][ T7113] vfs_get_tree+0x92/0x2b0
[ 249.957651][ T7113] do_new_mount+0x302/0xa10
[ 249.957689][ T7113] ? apparmor_capable+0x137/0x1b0
[ 249.957718][ T7113] ? __pfx_do_new_mount+0x10/0x10
[ 249.957740][ T7113] ? ns_capable+0x8a/0xf0
[ 249.957766][ T7113] ? kmem_cache_free+0x19b/0x690
[ 249.957797][ T7113] __se_sys_mount+0x313/0x410
[ 249.957826][ T7113] ? __pfx___se_sys_mount+0x10/0x10
[ 249.957852][ T7113] ? do_syscall_64+0xbe/0xfa0
[ 249.957871][ T7113] ? __x64_sys_mount+0x20/0xc0
[ 249.957895][ T7113] do_syscall_64+0xfa/0xfa0
[ 249.957914][ T7113] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.957933][ T7113] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.957949][ T7113] ? clear_bhb_loop+0x60/0xb0
[ 249.957968][ T7113] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.957985][ T7113] RIP: 0033:0x7f7c5659038a
[ 249.958002][ T7113] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 249.958016][ T7113] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.958037][ T7113] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 249.958052][ T7113] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 249.958066][ T7113] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 249.958078][ T7113] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 249.958091][ T7113] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 249.958122][ T7113]
[ 249.958147][ T7113] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.288140][ T7113] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.612564][ T7117] loop1: detected capacity change from 0 to 32768
[ 250.630350][ T7117] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.638540][ T7117] CPU: 1 UID: 0 PID: 7117 Comm: syz.1.164 Not tainted syzkaller #0 PREEMPT(full)
[ 250.638563][ T7117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 250.638573][ T7117] Call Trace:
[ 250.638580][ T7117]
[ 250.638588][ T7117] dump_stack_lvl+0x189/0x250
[ 250.638615][ T7117] ? __pfx_dump_stack_lvl+0x10/0x10
[ 250.638633][ T7117] ? __pfx__printk+0x10/0x10
[ 250.638653][ T7117] ? kernfs_path_from_node+0x250/0x290
[ 250.638668][ T7117] ? kernfs_path_from_node+0x2f/0x290
[ 250.638688][ T7117] sysfs_create_dir_ns+0x259/0x280
[ 250.638707][ T7117] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 250.638735][ T7117] ? do_raw_spin_unlock+0x122/0x240
[ 250.638759][ T7117] kobject_add_internal+0x59f/0xb40
[ 250.638789][ T7117] kobject_init_and_add+0x125/0x190
[ 250.638817][ T7117] ? __pfx_kobject_init_and_add+0x10/0x10
[ 250.638840][ T7117] ? __raw_spin_lock_init+0x45/0x100
[ 250.638861][ T7117] ? __init_swait_queue_head+0xa9/0x150
[ 250.638883][ T7117] gfs2_sys_fs_add+0x234/0x450
[ 250.638909][ T7117] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 250.638938][ T7117] ? is_dynamic_key+0xd6/0x1c0
[ 250.638957][ T7117] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 250.638986][ T7117] gfs2_fill_super+0x13e8/0x2230
[ 250.639020][ T7117] ? __pfx_gfs2_fill_super+0x10/0x10
[ 250.639044][ T7117] ? sb_set_blocksize+0x104/0x180
[ 250.639069][ T7117] ? setup_bdev_super+0x4c1/0x5b0
[ 250.639092][ T7117] get_tree_bdev_flags+0x40e/0x4d0
[ 250.639111][ T7117] ? __pfx_gfs2_fill_super+0x10/0x10
[ 250.639129][ T7117] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 250.639147][ T7117] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 250.639181][ T7117] gfs2_get_tree+0x51/0x1e0
[ 250.639206][ T7117] vfs_get_tree+0x92/0x2b0
[ 250.639230][ T7117] do_new_mount+0x302/0xa10
[ 250.639250][ T7117] ? apparmor_capable+0x137/0x1b0
[ 250.639278][ T7117] ? __pfx_do_new_mount+0x10/0x10
[ 250.639299][ T7117] ? ns_capable+0x8a/0xf0
[ 250.639324][ T7117] ? kmem_cache_free+0x19b/0x690
[ 250.639353][ T7117] __se_sys_mount+0x313/0x410
[ 250.639379][ T7117] ? __pfx___se_sys_mount+0x10/0x10
[ 250.639403][ T7117] ? do_syscall_64+0xbe/0xfa0
[ 250.639421][ T7117] ? __x64_sys_mount+0x20/0xc0
[ 250.639444][ T7117] do_syscall_64+0xfa/0xfa0
[ 250.639461][ T7117] ? lockdep_hardirqs_on+0x9c/0x150
[ 250.639479][ T7117] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 250.639496][ T7117] ? clear_bhb_loop+0x60/0xb0
[ 250.639518][ T7117] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 250.639535][ T7117] RIP: 0033:0x7f7c5659038a
[ 250.639552][ T7117] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 250.639567][ T7117] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.639583][ T7117] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 250.639596][ T7117] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 250.639609][ T7117] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 250.639622][ T7117] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 250.639632][ T7117] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 250.639662][ T7117]
[ 250.639688][ T7117] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.968624][ T7117] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 251.305180][ T7121] loop1: detected capacity change from 0 to 32768
[ 251.319036][ T7121] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 251.326630][ T7121] CPU: 1 UID: 0 PID: 7121 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full)
[ 251.326656][ T7121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 251.326668][ T7121] Call Trace:
[ 251.326675][ T7121]
[ 251.326684][ T7121] dump_stack_lvl+0x189/0x250
[ 251.326712][ T7121] ? __pfx_dump_stack_lvl+0x10/0x10
[ 251.326732][ T7121] ? __pfx__printk+0x10/0x10
[ 251.326757][ T7121] ? kernfs_path_from_node+0x250/0x290
[ 251.326775][ T7121] ? kernfs_path_from_node+0x2f/0x290
[ 251.326798][ T7121] sysfs_create_dir_ns+0x259/0x280
[ 251.326821][ T7121] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 251.326850][ T7121] ? do_raw_spin_unlock+0x122/0x240
[ 251.326875][ T7121] kobject_add_internal+0x59f/0xb40
[ 251.326906][ T7121] kobject_init_and_add+0x125/0x190
[ 251.326935][ T7121] ? __pfx_kobject_init_and_add+0x10/0x10
[ 251.326959][ T7121] ? __raw_spin_lock_init+0x45/0x100
[ 251.326980][ T7121] ? __init_swait_queue_head+0xa9/0x150
[ 251.327003][ T7121] gfs2_sys_fs_add+0x234/0x450
[ 251.327032][ T7121] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 251.327063][ T7121] ? is_dynamic_key+0xd6/0x1c0
[ 251.327085][ T7121] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 251.327120][ T7121] gfs2_fill_super+0x13e8/0x2230
[ 251.327157][ T7121] ? __pfx_gfs2_fill_super+0x10/0x10
[ 251.327183][ T7121] ? sb_set_blocksize+0x104/0x180
[ 251.327207][ T7121] ? setup_bdev_super+0x4c1/0x5b0
[ 251.327232][ T7121] get_tree_bdev_flags+0x40e/0x4d0
[ 251.327255][ T7121] ? __pfx_gfs2_fill_super+0x10/0x10
[ 251.327276][ T7121] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 251.327295][ T7121] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 251.327330][ T7121] gfs2_get_tree+0x51/0x1e0
[ 251.327354][ T7121] vfs_get_tree+0x92/0x2b0
[ 251.327377][ T7121] do_new_mount+0x302/0xa10
[ 251.327398][ T7121] ? apparmor_capable+0x137/0x1b0
[ 251.327428][ T7121] ? __pfx_do_new_mount+0x10/0x10
[ 251.327451][ T7121] ? ns_capable+0x8a/0xf0
[ 251.327477][ T7121] ? kmem_cache_free+0x19b/0x690
[ 251.327510][ T7121] __se_sys_mount+0x313/0x410
[ 251.327547][ T7121] ? __pfx___se_sys_mount+0x10/0x10
[ 251.327574][ T7121] ? do_syscall_64+0xbe/0xfa0
[ 251.327592][ T7121] ? __x64_sys_mount+0x20/0xc0
[ 251.327618][ T7121] do_syscall_64+0xfa/0xfa0
[ 251.327636][ T7121] ? lockdep_hardirqs_on+0x9c/0x150
[ 251.327656][ T7121] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.327674][ T7121] ? clear_bhb_loop+0x60/0xb0
[ 251.327696][ T7121] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.327713][ T7121] RIP: 0033:0x7f7c5659038a
[ 251.327729][ T7121] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 251.327745][ T7121] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.327764][ T7121] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 251.327777][ T7121] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 251.327791][ T7121] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 251.327804][ T7121] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 251.327816][ T7121] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 251.327854][ T7121]
[ 251.327880][ T7121] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.656096][ T7121] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 251.990327][ T7125] loop1: detected capacity change from 0 to 32768
[ 252.004108][ T7125] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.012415][ T7125] CPU: 1 UID: 0 PID: 7125 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full)
[ 252.012439][ T7125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 252.012451][ T7125] Call Trace:
[ 252.012459][ T7125]
[ 252.012468][ T7125] dump_stack_lvl+0x189/0x250
[ 252.012496][ T7125] ? __pfx_dump_stack_lvl+0x10/0x10
[ 252.012516][ T7125] ? __pfx__printk+0x10/0x10
[ 252.012541][ T7125] ? kernfs_path_from_node+0x250/0x290
[ 252.012559][ T7125] ? kernfs_path_from_node+0x2f/0x290
[ 252.012582][ T7125] sysfs_create_dir_ns+0x259/0x280
[ 252.012614][ T7125] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 252.012635][ T7125] ? do_raw_spin_unlock+0x122/0x240
[ 252.012660][ T7125] kobject_add_internal+0x59f/0xb40
[ 252.012692][ T7125] kobject_init_and_add+0x125/0x190
[ 252.012720][ T7125] ? __pfx_kobject_init_and_add+0x10/0x10
[ 252.012744][ T7125] ? __raw_spin_lock_init+0x45/0x100
[ 252.012766][ T7125] ? __init_swait_queue_head+0xa9/0x150
[ 252.012789][ T7125] gfs2_sys_fs_add+0x234/0x450
[ 252.012818][ T7125] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 252.012850][ T7125] ? is_dynamic_key+0xd6/0x1c0
[ 252.012871][ T7125] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 252.012900][ T7125] gfs2_fill_super+0x13e8/0x2230
[ 252.012931][ T7125] ? __pfx_gfs2_fill_super+0x10/0x10
[ 252.012954][ T7125] ? sb_set_blocksize+0x104/0x180
[ 252.012973][ T7125] ? setup_bdev_super+0x4c1/0x5b0
[ 252.012993][ T7125] get_tree_bdev_flags+0x40e/0x4d0
[ 252.013009][ T7125] ? __pfx_gfs2_fill_super+0x10/0x10
[ 252.013025][ T7125] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 252.013042][ T7125] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 252.013075][ T7125] gfs2_get_tree+0x51/0x1e0
[ 252.013098][ T7125] vfs_get_tree+0x92/0x2b0
[ 252.013121][ T7125] do_new_mount+0x302/0xa10
[ 252.013141][ T7125] ? apparmor_capable+0x137/0x1b0
[ 252.013169][ T7125] ? __pfx_do_new_mount+0x10/0x10
[ 252.013191][ T7125] ? ns_capable+0x8a/0xf0
[ 252.013217][ T7125] ? kmem_cache_free+0x19b/0x690
[ 252.013248][ T7125] __se_sys_mount+0x313/0x410
[ 252.013277][ T7125] ? __pfx___se_sys_mount+0x10/0x10
[ 252.013304][ T7125] ? do_syscall_64+0xbe/0xfa0
[ 252.013323][ T7125] ? __x64_sys_mount+0x20/0xc0
[ 252.013347][ T7125] do_syscall_64+0xfa/0xfa0
[ 252.013365][ T7125] ? lockdep_hardirqs_on+0x9c/0x150
[ 252.013385][ T7125] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 252.013404][ T7125] ? clear_bhb_loop+0x60/0xb0
[ 252.013425][ T7125] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 252.013441][ T7125] RIP: 0033:0x7f7c5659038a
[ 252.013458][ T7125] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 252.013474][ T7125] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.013495][ T7125] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 252.013509][ T7125] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 252.013523][ T7125] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 252.013536][ T7125] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 252.013548][ T7125] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 252.013579][ T7125]
[ 252.013617][ T7125] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 252.341296][ T7125] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.682443][ T7129] loop1: detected capacity change from 0 to 32768
[ 252.697957][ T7129] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.706065][ T7129] CPU: 1 UID: 0 PID: 7129 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full)
[ 252.706090][ T7129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 252.706101][ T7129] Call Trace:
[ 252.706109][ T7129]
[ 252.706120][ T7129] dump_stack_lvl+0x189/0x250
[ 252.706146][ T7129] ? __pfx_dump_stack_lvl+0x10/0x10
[ 252.706166][ T7129] ? __pfx__printk+0x10/0x10
[ 252.706191][ T7129] ? kernfs_path_from_node+0x250/0x290
[ 252.706210][ T7129] ? kernfs_path_from_node+0x2f/0x290
[ 252.706231][ T7129] sysfs_create_dir_ns+0x259/0x280
[ 252.706252][ T7129] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 252.706273][ T7129] ? do_raw_spin_unlock+0x122/0x240
[ 252.706296][ T7129] kobject_add_internal+0x59f/0xb40
[ 252.706325][ T7129] kobject_init_and_add+0x125/0x190
[ 252.706353][ T7129] ? __pfx_kobject_init_and_add+0x10/0x10
[ 252.706378][ T7129] ? __raw_spin_lock_init+0x45/0x100
[ 252.706400][ T7129] ? __init_swait_queue_head+0xa9/0x150
[ 252.706423][ T7129] gfs2_sys_fs_add+0x234/0x450
[ 252.706451][ T7129] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 252.706482][ T7129] ? is_dynamic_key+0xd6/0x1c0
[ 252.706513][ T7129] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 252.706546][ T7129] gfs2_fill_super+0x13e8/0x2230
[ 252.706583][ T7129] ? __pfx_gfs2_fill_super+0x10/0x10
[ 252.706608][ T7129] ? sb_set_blocksize+0x104/0x180
[ 252.706633][ T7129] ? setup_bdev_super+0x4c1/0x5b0
[ 252.706658][ T7129] get_tree_bdev_flags+0x40e/0x4d0
[ 252.706680][ T7129] ? __pfx_gfs2_fill_super+0x10/0x10
[ 252.706701][ T7129] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 252.706720][ T7129] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 252.706751][ T7129] gfs2_get_tree+0x51/0x1e0
[ 252.706776][ T7129] vfs_get_tree+0x92/0x2b0
[ 252.706800][ T7129] do_new_mount+0x302/0xa10
[ 252.706821][ T7129] ? apparmor_capable+0x137/0x1b0
[ 252.706850][ T7129] ? __pfx_do_new_mount+0x10/0x10
[ 252.706873][ T7129] ? ns_capable+0x8a/0xf0
[ 252.706899][ T7129] ? kmem_cache_free+0x19b/0x690
[ 252.706931][ T7129] __se_sys_mount+0x313/0x410
[ 252.706960][ T7129] ? __pfx___se_sys_mount+0x10/0x10
[ 252.706986][ T7129] ? do_syscall_64+0xbe/0xfa0
[ 252.707006][ T7129] ? __x64_sys_mount+0x20/0xc0
[ 252.707030][ T7129] do_syscall_64+0xfa/0xfa0
[ 252.707048][ T7129] ? lockdep_hardirqs_on+0x9c/0x150
[ 252.707067][ T7129] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 252.707086][ T7129] ? clear_bhb_loop+0x60/0xb0
[ 252.707108][ T7129] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 252.707126][ T7129] RIP: 0033:0x7f7c5659038a
[ 252.707143][ T7129] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 252.707160][ T7129] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.707179][ T7129] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 252.707193][ T7129] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 252.707206][ T7129] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 252.707219][ T7129] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 252.707231][ T7129] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 252.707261][ T7129]
[ 252.717529][ T5150] Bluetooth: hci0: command 0x0406 tx timeout
[ 252.736012][ T7129] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.041380][ T7129] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 253.381963][ T7133] loop1: detected capacity change from 0 to 32768
[ 253.396813][ T7133] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 253.404262][ T7133] CPU: 1 UID: 0 PID: 7133 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full)
[ 253.404287][ T7133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 253.404298][ T7133] Call Trace:
[ 253.404305][ T7133]
[ 253.404313][ T7133] dump_stack_lvl+0x189/0x250
[ 253.404341][ T7133] ? __pfx_dump_stack_lvl+0x10/0x10
[ 253.404361][ T7133] ? __pfx__printk+0x10/0x10
[ 253.404386][ T7133] ? kernfs_path_from_node+0x250/0x290
[ 253.404403][ T7133] ? kernfs_path_from_node+0x2f/0x290
[ 253.404425][ T7133] sysfs_create_dir_ns+0x259/0x280
[ 253.404447][ T7133] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 253.404478][ T7133] ? do_raw_spin_unlock+0x122/0x240
[ 253.404503][ T7133] kobject_add_internal+0x59f/0xb40
[ 253.404536][ T7133] kobject_init_and_add+0x125/0x190
[ 253.404564][ T7133] ? __pfx_kobject_init_and_add+0x10/0x10
[ 253.404588][ T7133] ? __raw_spin_lock_init+0x45/0x100
[ 253.404608][ T7133] ? __init_swait_queue_head+0xa9/0x150
[ 253.404630][ T7133] gfs2_sys_fs_add+0x234/0x450
[ 253.404658][ T7133] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 253.404688][ T7133] ? is_dynamic_key+0xd6/0x1c0
[ 253.404709][ T7133] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 253.404743][ T7133] gfs2_fill_super+0x13e8/0x2230
[ 253.404779][ T7133] ? __pfx_gfs2_fill_super+0x10/0x10
[ 253.404805][ T7133] ? sb_set_blocksize+0x104/0x180
[ 253.404829][ T7133] ? setup_bdev_super+0x4c1/0x5b0
[ 253.404853][ T7133] get_tree_bdev_flags+0x40e/0x4d0
[ 253.404875][ T7133] ? __pfx_gfs2_fill_super+0x10/0x10
[ 253.404896][ T7133] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 253.404915][ T7133] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 253.404949][ T7133] gfs2_get_tree+0x51/0x1e0
[ 253.404973][ T7133] vfs_get_tree+0x92/0x2b0
[ 253.404997][ T7133] do_new_mount+0x302/0xa10
[ 253.405018][ T7133] ? apparmor_capable+0x137/0x1b0
[ 253.405049][ T7133] ? __pfx_do_new_mount+0x10/0x10
[ 253.405072][ T7133] ? ns_capable+0x8a/0xf0
[ 253.405098][ T7133] ? kmem_cache_free+0x19b/0x690
[ 253.405130][ T7133] __se_sys_mount+0x313/0x410
[ 253.405160][ T7133] ? __pfx___se_sys_mount+0x10/0x10
[ 253.405186][ T7133] ? do_syscall_64+0xbe/0xfa0
[ 253.405204][ T7133] ? __x64_sys_mount+0x20/0xc0
[ 253.405228][ T7133] do_syscall_64+0xfa/0xfa0
[ 253.405247][ T7133] ? lockdep_hardirqs_on+0x9c/0x150
[ 253.405267][ T7133] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 253.405284][ T7133] ? clear_bhb_loop+0x60/0xb0
[ 253.405305][ T7133] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 253.405322][ T7133] RIP: 0033:0x7f7c5659038a
[ 253.405339][ T7133] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 253.405354][ T7133] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 253.405374][ T7133] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 253.405389][ T7133] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 253.405402][ T7133] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 253.405415][ T7133] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 253.405428][ T7133] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 253.405466][ T7133]
[ 253.405492][ T7133] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.733826][ T7133] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:05:38 executed programs: 154
[ 254.072251][ T7137] loop1: detected capacity change from 0 to 32768
[ 254.087093][ T7137] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.094631][ T7137] CPU: 1 UID: 0 PID: 7137 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full)
[ 254.094656][ T7137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 254.094667][ T7137] Call Trace:
[ 254.094674][ T7137]
[ 254.094682][ T7137] dump_stack_lvl+0x189/0x250
[ 254.094710][ T7137] ? __pfx_dump_stack_lvl+0x10/0x10
[ 254.094730][ T7137] ? __pfx__printk+0x10/0x10
[ 254.094753][ T7137] ? kernfs_path_from_node+0x250/0x290
[ 254.094771][ T7137] ? kernfs_path_from_node+0x2f/0x290
[ 254.094793][ T7137] sysfs_create_dir_ns+0x259/0x280
[ 254.094815][ T7137] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 254.094835][ T7137] ? do_raw_spin_unlock+0x122/0x240
[ 254.094860][ T7137] kobject_add_internal+0x59f/0xb40
[ 254.094891][ T7137] kobject_init_and_add+0x125/0x190
[ 254.094920][ T7137] ? __pfx_kobject_init_and_add+0x10/0x10
[ 254.094943][ T7137] ? __raw_spin_lock_init+0x45/0x100
[ 254.094963][ T7137] ? __init_swait_queue_head+0xa9/0x150
[ 254.094986][ T7137] gfs2_sys_fs_add+0x234/0x450
[ 254.095015][ T7137] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 254.095047][ T7137] ? is_dynamic_key+0xd6/0x1c0
[ 254.095069][ T7137] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 254.095104][ T7137] gfs2_fill_super+0x13e8/0x2230
[ 254.095139][ T7137] ? __pfx_gfs2_fill_super+0x10/0x10
[ 254.095164][ T7137] ? sb_set_blocksize+0x104/0x180
[ 254.095188][ T7137] ? setup_bdev_super+0x4c1/0x5b0
[ 254.095214][ T7137] get_tree_bdev_flags+0x40e/0x4d0
[ 254.095235][ T7137] ? __pfx_gfs2_fill_super+0x10/0x10
[ 254.095253][ T7137] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 254.095271][ T7137] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 254.095306][ T7137] gfs2_get_tree+0x51/0x1e0
[ 254.095330][ T7137] vfs_get_tree+0x92/0x2b0
[ 254.095354][ T7137] do_new_mount+0x302/0xa10
[ 254.095375][ T7137] ? apparmor_capable+0x137/0x1b0
[ 254.095405][ T7137] ? __pfx_do_new_mount+0x10/0x10
[ 254.095427][ T7137] ? ns_capable+0x8a/0xf0
[ 254.095462][ T7137] ? kmem_cache_free+0x19b/0x690
[ 254.095492][ T7137] __se_sys_mount+0x313/0x410
[ 254.095520][ T7137] ? __pfx___se_sys_mount+0x10/0x10
[ 254.095546][ T7137] ? do_syscall_64+0xbe/0xfa0
[ 254.095565][ T7137] ? __x64_sys_mount+0x20/0xc0
[ 254.095591][ T7137] do_syscall_64+0xfa/0xfa0
[ 254.095610][ T7137] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.095630][ T7137] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.095648][ T7137] ? clear_bhb_loop+0x60/0xb0
[ 254.095670][ T7137] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.095687][ T7137] RIP: 0033:0x7f7c5659038a
[ 254.095703][ T7137] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 254.095717][ T7137] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.095737][ T7137] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 254.095751][ T7137] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 254.095764][ T7137] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 254.095776][ T7137] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 254.095787][ T7137] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 254.095817][ T7137]
[ 254.095844][ T7137] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 254.423003][ T7137] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 254.762211][ T7141] loop1: detected capacity change from 0 to 32768
[ 254.776666][ T7141] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.784244][ T7141] CPU: 1 UID: 0 PID: 7141 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full)
[ 254.784275][ T7141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 254.784286][ T7141] Call Trace:
[ 254.784293][ T7141]
[ 254.784302][ T7141] dump_stack_lvl+0x189/0x250
[ 254.784330][ T7141] ? __pfx_dump_stack_lvl+0x10/0x10
[ 254.784349][ T7141] ? __pfx__printk+0x10/0x10
[ 254.784373][ T7141] ? kernfs_path_from_node+0x250/0x290
[ 254.784400][ T7141] ? kernfs_path_from_node+0x2f/0x290
[ 254.784422][ T7141] sysfs_create_dir_ns+0x259/0x280
[ 254.784443][ T7141] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 254.784464][ T7141] ? do_raw_spin_unlock+0x122/0x240
[ 254.784489][ T7141] kobject_add_internal+0x59f/0xb40
[ 254.784522][ T7141] kobject_init_and_add+0x125/0x190
[ 254.784551][ T7141] ? __pfx_kobject_init_and_add+0x10/0x10
[ 254.784577][ T7141] ? __raw_spin_lock_init+0x45/0x100
[ 254.784597][ T7141] ? __init_swait_queue_head+0xa9/0x150
[ 254.784620][ T7141] gfs2_sys_fs_add+0x234/0x450
[ 254.784646][ T7141] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 254.784676][ T7141] ? is_dynamic_key+0xd6/0x1c0
[ 254.784698][ T7141] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 254.784730][ T7141] gfs2_fill_super+0x13e8/0x2230
[ 254.784766][ T7141] ? __pfx_gfs2_fill_super+0x10/0x10
[ 254.784791][ T7141] ? sb_set_blocksize+0x104/0x180
[ 254.784816][ T7141] ? setup_bdev_super+0x4c1/0x5b0
[ 254.784841][ T7141] get_tree_bdev_flags+0x40e/0x4d0
[ 254.784863][ T7141] ? __pfx_gfs2_fill_super+0x10/0x10
[ 254.784883][ T7141] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 254.784901][ T7141] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 254.784936][ T7141] gfs2_get_tree+0x51/0x1e0
[ 254.784961][ T7141] vfs_get_tree+0x92/0x2b0
[ 254.784984][ T7141] do_new_mount+0x302/0xa10
[ 254.785004][ T7141] ? apparmor_capable+0x137/0x1b0
[ 254.785033][ T7141] ? __pfx_do_new_mount+0x10/0x10
[ 254.785055][ T7141] ? ns_capable+0x8a/0xf0
[ 254.785082][ T7141] ? kmem_cache_free+0x19b/0x690
[ 254.785114][ T7141] __se_sys_mount+0x313/0x410
[ 254.785144][ T7141] ? __pfx___se_sys_mount+0x10/0x10
[ 254.785170][ T7141] ? do_syscall_64+0xbe/0xfa0
[ 254.785189][ T7141] ? __x64_sys_mount+0x20/0xc0
[ 254.785214][ T7141] do_syscall_64+0xfa/0xfa0
[ 254.785232][ T7141] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.785252][ T7141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.785270][ T7141] ? clear_bhb_loop+0x60/0xb0
[ 254.785292][ T7141] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.785310][ T7141] RIP: 0033:0x7f7c5659038a
[ 254.785326][ T7141] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 254.785341][ T7141] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.785360][ T7141] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 254.785375][ T7141] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 254.785389][ T7141] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 254.785410][ T7141] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 254.785423][ T7141] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 254.785455][ T7141]
[ 254.823270][ T7141] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.112971][ T7141] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.444062][ T7145] loop1: detected capacity change from 0 to 32768
[ 255.457877][ T7145] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 255.466062][ T7145] CPU: 0 UID: 0 PID: 7145 Comm: syz.1.171 Not tainted syzkaller #0 PREEMPT(full)
[ 255.466088][ T7145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 255.466099][ T7145] Call Trace:
[ 255.466108][ T7145]
[ 255.466119][ T7145] dump_stack_lvl+0x189/0x250
[ 255.466146][ T7145] ? __pfx_dump_stack_lvl+0x10/0x10
[ 255.466164][ T7145] ? __pfx__printk+0x10/0x10
[ 255.466187][ T7145] ? kernfs_path_from_node+0x250/0x290
[ 255.466204][ T7145] ? kernfs_path_from_node+0x2f/0x290
[ 255.466225][ T7145] sysfs_create_dir_ns+0x259/0x280
[ 255.466247][ T7145] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 255.466268][ T7145] ? do_raw_spin_unlock+0x122/0x240
[ 255.466299][ T7145] kobject_add_internal+0x59f/0xb40
[ 255.466331][ T7145] kobject_init_and_add+0x125/0x190
[ 255.466360][ T7145] ? __pfx_kobject_init_and_add+0x10/0x10
[ 255.466386][ T7145] ? __raw_spin_lock_init+0x45/0x100
[ 255.466407][ T7145] ? __init_swait_queue_head+0xa9/0x150
[ 255.466429][ T7145] gfs2_sys_fs_add+0x234/0x450
[ 255.466457][ T7145] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 255.466487][ T7145] ? is_dynamic_key+0xd6/0x1c0
[ 255.466508][ T7145] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 255.466540][ T7145] gfs2_fill_super+0x13e8/0x2230
[ 255.466576][ T7145] ? __pfx_gfs2_fill_super+0x10/0x10
[ 255.466599][ T7145] ? sb_set_blocksize+0x104/0x180
[ 255.466622][ T7145] ? setup_bdev_super+0x4c1/0x5b0
[ 255.466646][ T7145] get_tree_bdev_flags+0x40e/0x4d0
[ 255.466667][ T7145] ? __pfx_gfs2_fill_super+0x10/0x10
[ 255.466687][ T7145] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 255.466705][ T7145] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 255.466740][ T7145] gfs2_get_tree+0x51/0x1e0
[ 255.466763][ T7145] vfs_get_tree+0x92/0x2b0
[ 255.466786][ T7145] do_new_mount+0x302/0xa10
[ 255.466807][ T7145] ? apparmor_capable+0x137/0x1b0
[ 255.466837][ T7145] ? __pfx_do_new_mount+0x10/0x10
[ 255.466860][ T7145] ? ns_capable+0x8a/0xf0
[ 255.466887][ T7145] ? kmem_cache_free+0x19b/0x690
[ 255.466915][ T7145] __se_sys_mount+0x313/0x410
[ 255.466943][ T7145] ? __pfx___se_sys_mount+0x10/0x10
[ 255.466969][ T7145] ? do_syscall_64+0xbe/0xfa0
[ 255.466988][ T7145] ? __x64_sys_mount+0x20/0xc0
[ 255.467012][ T7145] do_syscall_64+0xfa/0xfa0
[ 255.467031][ T7145] ? lockdep_hardirqs_on+0x9c/0x150
[ 255.467052][ T7145] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 255.467070][ T7145] ? clear_bhb_loop+0x60/0xb0
[ 255.467092][ T7145] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 255.467109][ T7145] RIP: 0033:0x7f7c5659038a
[ 255.467126][ T7145] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 255.467142][ T7145] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 255.467160][ T7145] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 255.467174][ T7145] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 255.467188][ T7145] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 255.467200][ T7145] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 255.467212][ T7145] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 255.467242][ T7145]
[ 255.789408][ T1304] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.795761][ T1304] ieee802154 phy1 wpan1: encryption failed: -22
[ 255.809884][ T7145] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.824308][ T7145] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 256.144967][ T7149] loop1: detected capacity change from 0 to 32768
[ 256.154650][ T7149] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.168080][ T7149] CPU: 0 UID: 0 PID: 7149 Comm: syz.1.172 Not tainted syzkaller #0 PREEMPT(full)
[ 256.168105][ T7149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 256.168117][ T7149] Call Trace:
[ 256.168124][ T7149]
[ 256.168133][ T7149] dump_stack_lvl+0x189/0x250
[ 256.168161][ T7149] ? __pfx_dump_stack_lvl+0x10/0x10
[ 256.168180][ T7149] ? __pfx__printk+0x10/0x10
[ 256.168203][ T7149] ? kernfs_path_from_node+0x250/0x290
[ 256.168222][ T7149] ? kernfs_path_from_node+0x2f/0x290
[ 256.168243][ T7149] sysfs_create_dir_ns+0x259/0x280
[ 256.168264][ T7149] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 256.168285][ T7149] ? do_raw_spin_unlock+0x122/0x240
[ 256.168309][ T7149] kobject_add_internal+0x59f/0xb40
[ 256.168340][ T7149] kobject_init_and_add+0x125/0x190
[ 256.168369][ T7149] ? __pfx_kobject_init_and_add+0x10/0x10
[ 256.168394][ T7149] ? __raw_spin_lock_init+0x45/0x100
[ 256.168415][ T7149] ? __init_swait_queue_head+0xa9/0x150
[ 256.168437][ T7149] gfs2_sys_fs_add+0x234/0x450
[ 256.168465][ T7149] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 256.168505][ T7149] ? is_dynamic_key+0xd6/0x1c0
[ 256.168528][ T7149] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 256.168563][ T7149] gfs2_fill_super+0x13e8/0x2230
[ 256.168600][ T7149] ? __pfx_gfs2_fill_super+0x10/0x10
[ 256.168625][ T7149] ? sb_set_blocksize+0x104/0x180
[ 256.168649][ T7149] ? setup_bdev_super+0x4c1/0x5b0
[ 256.168673][ T7149] get_tree_bdev_flags+0x40e/0x4d0
[ 256.168695][ T7149] ? __pfx_gfs2_fill_super+0x10/0x10
[ 256.168716][ T7149] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 256.168735][ T7149] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 256.168769][ T7149] gfs2_get_tree+0x51/0x1e0
[ 256.168792][ T7149] vfs_get_tree+0x92/0x2b0
[ 256.168817][ T7149] do_new_mount+0x302/0xa10
[ 256.168838][ T7149] ? apparmor_capable+0x137/0x1b0
[ 256.168869][ T7149] ? __pfx_do_new_mount+0x10/0x10
[ 256.168892][ T7149] ? ns_capable+0x8a/0xf0
[ 256.168919][ T7149] ? kmem_cache_free+0x19b/0x690
[ 256.168951][ T7149] __se_sys_mount+0x313/0x410
[ 256.168979][ T7149] ? __pfx___se_sys_mount+0x10/0x10
[ 256.169007][ T7149] ? do_syscall_64+0xbe/0xfa0
[ 256.169025][ T7149] ? __x64_sys_mount+0x20/0xc0
[ 256.169050][ T7149] do_syscall_64+0xfa/0xfa0
[ 256.169069][ T7149] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.169088][ T7149] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.169107][ T7149] ? clear_bhb_loop+0x60/0xb0
[ 256.169129][ T7149] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.169147][ T7149] RIP: 0033:0x7f7c5659038a
[ 256.169165][ T7149] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 256.169181][ T7149] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 256.169201][ T7149] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 256.169216][ T7149] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 256.169229][ T7149] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 256.169241][ T7149] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 256.169253][ T7149] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 256.169284][ T7149]
[ 256.169310][ T7149] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 256.496971][ T7149] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 256.835671][ T7153] loop1: detected capacity change from 0 to 32768
[ 256.854833][ T7153] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.862742][ T7153] CPU: 1 UID: 0 PID: 7153 Comm: syz.1.173 Not tainted syzkaller #0 PREEMPT(full)
[ 256.862767][ T7153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 256.862778][ T7153] Call Trace:
[ 256.862786][ T7153]
[ 256.862794][ T7153] dump_stack_lvl+0x189/0x250
[ 256.862819][ T7153] ? __pfx_dump_stack_lvl+0x10/0x10
[ 256.862837][ T7153] ? __pfx__printk+0x10/0x10
[ 256.862861][ T7153] ? kernfs_path_from_node+0x250/0x290
[ 256.862879][ T7153] ? kernfs_path_from_node+0x2f/0x290
[ 256.862901][ T7153] sysfs_create_dir_ns+0x259/0x280
[ 256.862922][ T7153] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 256.862943][ T7153] ? do_raw_spin_unlock+0x122/0x240
[ 256.862968][ T7153] kobject_add_internal+0x59f/0xb40
[ 256.863000][ T7153] kobject_init_and_add+0x125/0x190
[ 256.863047][ T7153] ? __pfx_kobject_init_and_add+0x10/0x10
[ 256.863072][ T7153] ? __raw_spin_lock_init+0x45/0x100
[ 256.863093][ T7153] ? __init_swait_queue_head+0xa9/0x150
[ 256.863117][ T7153] gfs2_sys_fs_add+0x234/0x450
[ 256.863146][ T7153] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 256.863178][ T7153] ? is_dynamic_key+0xd6/0x1c0
[ 256.863207][ T7153] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 256.863241][ T7153] gfs2_fill_super+0x13e8/0x2230
[ 256.863275][ T7153] ? __pfx_gfs2_fill_super+0x10/0x10
[ 256.863300][ T7153] ? sb_set_blocksize+0x104/0x180
[ 256.863324][ T7153] ? setup_bdev_super+0x4c1/0x5b0
[ 256.863348][ T7153] get_tree_bdev_flags+0x40e/0x4d0
[ 256.863369][ T7153] ? __pfx_gfs2_fill_super+0x10/0x10
[ 256.863389][ T7153] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 256.863408][ T7153] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 256.863443][ T7153] gfs2_get_tree+0x51/0x1e0
[ 256.863467][ T7153] vfs_get_tree+0x92/0x2b0
[ 256.863490][ T7153] do_new_mount+0x302/0xa10
[ 256.863511][ T7153] ? apparmor_capable+0x137/0x1b0
[ 256.863542][ T7153] ? __pfx_do_new_mount+0x10/0x10
[ 256.863565][ T7153] ? ns_capable+0x8a/0xf0
[ 256.863589][ T7153] ? kmem_cache_free+0x19b/0x690
[ 256.863621][ T7153] __se_sys_mount+0x313/0x410
[ 256.863651][ T7153] ? __pfx___se_sys_mount+0x10/0x10
[ 256.863679][ T7153] ? do_syscall_64+0xbe/0xfa0
[ 256.863698][ T7153] ? __x64_sys_mount+0x20/0xc0
[ 256.863723][ T7153] do_syscall_64+0xfa/0xfa0
[ 256.863741][ T7153] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.863761][ T7153] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.863778][ T7153] ? clear_bhb_loop+0x60/0xb0
[ 256.863800][ T7153] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.863817][ T7153] RIP: 0033:0x7f7c5659038a
[ 256.863834][ T7153] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 256.863850][ T7153] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 256.863869][ T7153] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 256.863882][ T7153] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 256.863895][ T7153] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 256.863907][ T7153] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 256.863919][ T7153] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 256.863949][ T7153]
[ 256.863975][ T7153] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.193068][ T7153] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 257.519147][ T7157] loop1: detected capacity change from 0 to 32768
[ 257.530099][ T7157] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 257.537699][ T7157] CPU: 1 UID: 0 PID: 7157 Comm: syz.1.174 Not tainted syzkaller #0 PREEMPT(full)
[ 257.537724][ T7157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 257.537735][ T7157] Call Trace:
[ 257.537743][ T7157]
[ 257.537751][ T7157] dump_stack_lvl+0x189/0x250
[ 257.537778][ T7157] ? __pfx_dump_stack_lvl+0x10/0x10
[ 257.537797][ T7157] ? __pfx__printk+0x10/0x10
[ 257.537821][ T7157] ? kernfs_path_from_node+0x250/0x290
[ 257.537840][ T7157] ? kernfs_path_from_node+0x2f/0x290
[ 257.537864][ T7157] sysfs_create_dir_ns+0x259/0x280
[ 257.537886][ T7157] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 257.537908][ T7157] ? do_raw_spin_unlock+0x122/0x240
[ 257.537932][ T7157] kobject_add_internal+0x59f/0xb40
[ 257.537963][ T7157] kobject_init_and_add+0x125/0x190
[ 257.537992][ T7157] ? __pfx_kobject_init_and_add+0x10/0x10
[ 257.538015][ T7157] ? __raw_spin_lock_init+0x45/0x100
[ 257.538035][ T7157] ? __init_swait_queue_head+0xa9/0x150
[ 257.538057][ T7157] gfs2_sys_fs_add+0x234/0x450
[ 257.538084][ T7157] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 257.538113][ T7157] ? is_dynamic_key+0xd6/0x1c0
[ 257.538135][ T7157] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 257.538168][ T7157] gfs2_fill_super+0x13e8/0x2230
[ 257.538204][ T7157] ? __pfx_gfs2_fill_super+0x10/0x10
[ 257.538229][ T7157] ? sb_set_blocksize+0x104/0x180
[ 257.538254][ T7157] ? setup_bdev_super+0x4c1/0x5b0
[ 257.538278][ T7157] get_tree_bdev_flags+0x40e/0x4d0
[ 257.538300][ T7157] ? __pfx_gfs2_fill_super+0x10/0x10
[ 257.538321][ T7157] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 257.538340][ T7157] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 257.538384][ T7157] gfs2_get_tree+0x51/0x1e0
[ 257.538408][ T7157] vfs_get_tree+0x92/0x2b0
[ 257.538433][ T7157] do_new_mount+0x302/0xa10
[ 257.538454][ T7157] ? apparmor_capable+0x137/0x1b0
[ 257.538485][ T7157] ? __pfx_do_new_mount+0x10/0x10
[ 257.538508][ T7157] ? ns_capable+0x8a/0xf0
[ 257.538533][ T7157] ? kmem_cache_free+0x19b/0x690
[ 257.538565][ T7157] __se_sys_mount+0x313/0x410
[ 257.538592][ T7157] ? __pfx___se_sys_mount+0x10/0x10
[ 257.538619][ T7157] ? do_syscall_64+0xbe/0xfa0
[ 257.538636][ T7157] ? __x64_sys_mount+0x20/0xc0
[ 257.538660][ T7157] do_syscall_64+0xfa/0xfa0
[ 257.538678][ T7157] ? lockdep_hardirqs_on+0x9c/0x150
[ 257.538699][ T7157] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 257.538716][ T7157] ? clear_bhb_loop+0x60/0xb0
[ 257.538737][ T7157] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 257.538754][ T7157] RIP: 0033:0x7f7c5659038a
[ 257.538771][ T7157] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 257.538787][ T7157] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 257.538806][ T7157] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 257.538820][ T7157] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 257.538832][ T7157] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 257.538846][ T7157] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 257.538858][ T7157] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 257.538886][ T7157]
[ 257.538945][ T7157] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.865673][ T7157] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 258.201085][ T7161] loop1: detected capacity change from 0 to 32768
[ 258.216676][ T7161] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 258.224153][ T7161] CPU: 0 UID: 0 PID: 7161 Comm: syz.1.175 Not tainted syzkaller #0 PREEMPT(full)
[ 258.224178][ T7161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 258.224189][ T7161] Call Trace:
[ 258.224198][ T7161]
[ 258.224206][ T7161] dump_stack_lvl+0x189/0x250
[ 258.224234][ T7161] ? __pfx_dump_stack_lvl+0x10/0x10
[ 258.224254][ T7161] ? __pfx__printk+0x10/0x10
[ 258.224279][ T7161] ? kernfs_path_from_node+0x250/0x290
[ 258.224297][ T7161] ? kernfs_path_from_node+0x2f/0x290
[ 258.224318][ T7161] sysfs_create_dir_ns+0x259/0x280
[ 258.224340][ T7161] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 258.224361][ T7161] ? do_raw_spin_unlock+0x122/0x240
[ 258.224387][ T7161] kobject_add_internal+0x59f/0xb40
[ 258.224428][ T7161] kobject_init_and_add+0x125/0x190
[ 258.224458][ T7161] ? __pfx_kobject_init_and_add+0x10/0x10
[ 258.224481][ T7161] ? __raw_spin_lock_init+0x45/0x100
[ 258.224502][ T7161] ? __init_swait_queue_head+0xa9/0x150
[ 258.224525][ T7161] gfs2_sys_fs_add+0x234/0x450
[ 258.224552][ T7161] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 258.224583][ T7161] ? is_dynamic_key+0xd6/0x1c0
[ 258.224604][ T7161] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 258.224637][ T7161] gfs2_fill_super+0x13e8/0x2230
[ 258.224673][ T7161] ? __pfx_gfs2_fill_super+0x10/0x10
[ 258.224699][ T7161] ? sb_set_blocksize+0x104/0x180
[ 258.224723][ T7161] ? setup_bdev_super+0x4c1/0x5b0
[ 258.224748][ T7161] get_tree_bdev_flags+0x40e/0x4d0
[ 258.224770][ T7161] ? __pfx_gfs2_fill_super+0x10/0x10
[ 258.224791][ T7161] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 258.224811][ T7161] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 258.224845][ T7161] gfs2_get_tree+0x51/0x1e0
[ 258.224869][ T7161] vfs_get_tree+0x92/0x2b0
[ 258.224893][ T7161] do_new_mount+0x302/0xa10
[ 258.224915][ T7161] ? apparmor_capable+0x137/0x1b0
[ 258.224945][ T7161] ? __pfx_do_new_mount+0x10/0x10
[ 258.224968][ T7161] ? ns_capable+0x8a/0xf0
[ 258.224995][ T7161] ? kmem_cache_free+0x19b/0x690
[ 258.225027][ T7161] __se_sys_mount+0x313/0x410
[ 258.225056][ T7161] ? __pfx___se_sys_mount+0x10/0x10
[ 258.225082][ T7161] ? do_syscall_64+0xbe/0xfa0
[ 258.225101][ T7161] ? __x64_sys_mount+0x20/0xc0
[ 258.225126][ T7161] do_syscall_64+0xfa/0xfa0
[ 258.225144][ T7161] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.225164][ T7161] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.225182][ T7161] ? clear_bhb_loop+0x60/0xb0
[ 258.225202][ T7161] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.225219][ T7161] RIP: 0033:0x7f7c5659038a
[ 258.225237][ T7161] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 258.225254][ T7161] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 258.225275][ T7161] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 258.225289][ T7161] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 258.225302][ T7161] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 258.225316][ T7161] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 258.225328][ T7161] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 258.225359][ T7161]
[ 258.225385][ T7161] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 258.554587][ T7161] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 258.892221][ T7165] loop1: detected capacity change from 0 to 32768
[ 258.915919][ T7165] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 258.923862][ T7165] CPU: 0 UID: 0 PID: 7165 Comm: syz.1.176 Not tainted syzkaller #0 PREEMPT(full)
[ 258.923887][ T7165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 258.923898][ T7165] Call Trace:
[ 258.923906][ T7165]
[ 258.923914][ T7165] dump_stack_lvl+0x189/0x250
[ 258.923941][ T7165] ? __pfx_dump_stack_lvl+0x10/0x10
[ 258.923959][ T7165] ? __pfx__printk+0x10/0x10
[ 258.923983][ T7165] ? kernfs_path_from_node+0x250/0x290
[ 258.924002][ T7165] ? kernfs_path_from_node+0x2f/0x290
[ 258.924024][ T7165] sysfs_create_dir_ns+0x259/0x280
[ 258.924045][ T7165] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 258.924065][ T7165] ? do_raw_spin_unlock+0x122/0x240
[ 258.924090][ T7165] kobject_add_internal+0x59f/0xb40
[ 258.924121][ T7165] kobject_init_and_add+0x125/0x190
[ 258.924150][ T7165] ? __pfx_kobject_init_and_add+0x10/0x10
[ 258.924174][ T7165] ? __raw_spin_lock_init+0x45/0x100
[ 258.924195][ T7165] ? __init_swait_queue_head+0xa9/0x150
[ 258.924218][ T7165] gfs2_sys_fs_add+0x234/0x450
[ 258.924245][ T7165] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 258.924276][ T7165] ? is_dynamic_key+0xd6/0x1c0
[ 258.924305][ T7165] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 258.924340][ T7165] gfs2_fill_super+0x13e8/0x2230
[ 258.924378][ T7165] ? __pfx_gfs2_fill_super+0x10/0x10
[ 258.924403][ T7165] ? sb_set_blocksize+0x104/0x180
[ 258.924426][ T7165] ? setup_bdev_super+0x4c1/0x5b0
[ 258.924449][ T7165] get_tree_bdev_flags+0x40e/0x4d0
[ 258.924471][ T7165] ? __pfx_gfs2_fill_super+0x10/0x10
[ 258.924491][ T7165] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 258.924510][ T7165] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 258.924545][ T7165] gfs2_get_tree+0x51/0x1e0
[ 258.924568][ T7165] vfs_get_tree+0x92/0x2b0
[ 258.924592][ T7165] do_new_mount+0x302/0xa10
[ 258.924613][ T7165] ? apparmor_capable+0x137/0x1b0
[ 258.924642][ T7165] ? __pfx_do_new_mount+0x10/0x10
[ 258.924665][ T7165] ? ns_capable+0x8a/0xf0
[ 258.924691][ T7165] ? kmem_cache_free+0x19b/0x690
[ 258.924723][ T7165] __se_sys_mount+0x313/0x410
[ 258.924751][ T7165] ? __pfx___se_sys_mount+0x10/0x10
[ 258.924777][ T7165] ? do_syscall_64+0xbe/0xfa0
[ 258.924796][ T7165] ? __x64_sys_mount+0x20/0xc0
[ 258.924821][ T7165] do_syscall_64+0xfa/0xfa0
[ 258.924840][ T7165] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.924861][ T7165] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.924879][ T7165] ? clear_bhb_loop+0x60/0xb0
[ 258.924902][ T7165] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.924919][ T7165] RIP: 0033:0x7f7c5659038a
[ 258.924936][ T7165] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 258.924952][ T7165] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 258.924972][ T7165] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 258.924986][ T7165] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 258.924999][ T7165] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 258.925012][ T7165] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 258.925024][ T7165] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 258.925053][ T7165]
[ 258.925079][ T7165] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.252365][ T7165] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:05:43 executed programs: 162
[ 259.584181][ T7169] loop1: detected capacity change from 0 to 32768
[ 259.597736][ T7169] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 259.605222][ T7169] CPU: 0 UID: 0 PID: 7169 Comm: syz.1.177 Not tainted syzkaller #0 PREEMPT(full)
[ 259.605247][ T7169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 259.605259][ T7169] Call Trace:
[ 259.605267][ T7169]
[ 259.605275][ T7169] dump_stack_lvl+0x189/0x250
[ 259.605303][ T7169] ? __pfx_dump_stack_lvl+0x10/0x10
[ 259.605323][ T7169] ? __pfx__printk+0x10/0x10
[ 259.605347][ T7169] ? kernfs_path_from_node+0x250/0x290
[ 259.605366][ T7169] ? kernfs_path_from_node+0x2f/0x290
[ 259.605388][ T7169] sysfs_create_dir_ns+0x259/0x280
[ 259.605408][ T7169] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 259.605429][ T7169] ? do_raw_spin_unlock+0x122/0x240
[ 259.605452][ T7169] kobject_add_internal+0x59f/0xb40
[ 259.605483][ T7169] kobject_init_and_add+0x125/0x190
[ 259.605512][ T7169] ? __pfx_kobject_init_and_add+0x10/0x10
[ 259.605536][ T7169] ? __raw_spin_lock_init+0x45/0x100
[ 259.605557][ T7169] ? __init_swait_queue_head+0xa9/0x150
[ 259.605580][ T7169] gfs2_sys_fs_add+0x234/0x450
[ 259.605607][ T7169] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 259.605639][ T7169] ? is_dynamic_key+0xd6/0x1c0
[ 259.605660][ T7169] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 259.605694][ T7169] gfs2_fill_super+0x13e8/0x2230
[ 259.605728][ T7169] ? __pfx_gfs2_fill_super+0x10/0x10
[ 259.605753][ T7169] ? sb_set_blocksize+0x104/0x180
[ 259.605778][ T7169] ? setup_bdev_super+0x4c1/0x5b0
[ 259.605804][ T7169] get_tree_bdev_flags+0x40e/0x4d0
[ 259.605826][ T7169] ? __pfx_gfs2_fill_super+0x10/0x10
[ 259.605846][ T7169] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 259.605866][ T7169] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 259.605901][ T7169] gfs2_get_tree+0x51/0x1e0
[ 259.605924][ T7169] vfs_get_tree+0x92/0x2b0
[ 259.605954][ T7169] do_new_mount+0x302/0xa10
[ 259.605975][ T7169] ? apparmor_capable+0x137/0x1b0
[ 259.606013][ T7169] ? __pfx_do_new_mount+0x10/0x10
[ 259.606035][ T7169] ? ns_capable+0x8a/0xf0
[ 259.606061][ T7169] ? kmem_cache_free+0x19b/0x690
[ 259.606093][ T7169] __se_sys_mount+0x313/0x410
[ 259.606124][ T7169] ? __pfx___se_sys_mount+0x10/0x10
[ 259.606148][ T7169] ? do_syscall_64+0xbe/0xfa0
[ 259.606166][ T7169] ? __x64_sys_mount+0x20/0xc0
[ 259.606189][ T7169] do_syscall_64+0xfa/0xfa0
[ 259.606208][ T7169] ? lockdep_hardirqs_on+0x9c/0x150
[ 259.606226][ T7169] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 259.606242][ T7169] ? clear_bhb_loop+0x60/0xb0
[ 259.606263][ T7169] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 259.606281][ T7169] RIP: 0033:0x7f7c5659038a
[ 259.606298][ T7169] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 259.606314][ T7169] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 259.606333][ T7169] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 259.606347][ T7169] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 259.606358][ T7169] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 259.606371][ T7169] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 259.606384][ T7169] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 259.606414][ T7169]
[ 259.928678][ T7169] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.942755][ T7169] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.271485][ T7173] loop1: detected capacity change from 0 to 32768
[ 260.290087][ T7173] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.298000][ T7173] CPU: 1 UID: 0 PID: 7173 Comm: syz.1.178 Not tainted syzkaller #0 PREEMPT(full)
[ 260.298026][ T7173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 260.298038][ T7173] Call Trace:
[ 260.298046][ T7173]
[ 260.298055][ T7173] dump_stack_lvl+0x189/0x250
[ 260.298081][ T7173] ? __pfx_dump_stack_lvl+0x10/0x10
[ 260.298101][ T7173] ? __pfx__printk+0x10/0x10
[ 260.298126][ T7173] ? kernfs_path_from_node+0x250/0x290
[ 260.298144][ T7173] ? kernfs_path_from_node+0x2f/0x290
[ 260.298176][ T7173] sysfs_create_dir_ns+0x259/0x280
[ 260.298199][ T7173] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 260.298220][ T7173] ? do_raw_spin_unlock+0x122/0x240
[ 260.298244][ T7173] kobject_add_internal+0x59f/0xb40
[ 260.298275][ T7173] kobject_init_and_add+0x125/0x190
[ 260.298305][ T7173] ? __pfx_kobject_init_and_add+0x10/0x10
[ 260.298331][ T7173] ? __raw_spin_lock_init+0x45/0x100
[ 260.298352][ T7173] ? __init_swait_queue_head+0xa9/0x150
[ 260.298376][ T7173] gfs2_sys_fs_add+0x234/0x450
[ 260.298403][ T7173] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 260.298435][ T7173] ? is_dynamic_key+0xd6/0x1c0
[ 260.298456][ T7173] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 260.298490][ T7173] gfs2_fill_super+0x13e8/0x2230
[ 260.298527][ T7173] ? __pfx_gfs2_fill_super+0x10/0x10
[ 260.298551][ T7173] ? sb_set_blocksize+0x104/0x180
[ 260.298576][ T7173] ? setup_bdev_super+0x4c1/0x5b0
[ 260.298600][ T7173] get_tree_bdev_flags+0x40e/0x4d0
[ 260.298623][ T7173] ? __pfx_gfs2_fill_super+0x10/0x10
[ 260.298644][ T7173] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 260.298664][ T7173] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 260.298701][ T7173] gfs2_get_tree+0x51/0x1e0
[ 260.298724][ T7173] vfs_get_tree+0x92/0x2b0
[ 260.298747][ T7173] do_new_mount+0x302/0xa10
[ 260.298767][ T7173] ? apparmor_capable+0x137/0x1b0
[ 260.298797][ T7173] ? __pfx_do_new_mount+0x10/0x10
[ 260.298818][ T7173] ? ns_capable+0x8a/0xf0
[ 260.298843][ T7173] ? kmem_cache_free+0x19b/0x690
[ 260.298873][ T7173] __se_sys_mount+0x313/0x410
[ 260.298903][ T7173] ? __pfx___se_sys_mount+0x10/0x10
[ 260.298928][ T7173] ? do_syscall_64+0xbe/0xfa0
[ 260.298947][ T7173] ? __x64_sys_mount+0x20/0xc0
[ 260.298972][ T7173] do_syscall_64+0xfa/0xfa0
[ 260.298990][ T7173] ? lockdep_hardirqs_on+0x9c/0x150
[ 260.299010][ T7173] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 260.299027][ T7173] ? clear_bhb_loop+0x60/0xb0
[ 260.299048][ T7173] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 260.299065][ T7173] RIP: 0033:0x7f7c5659038a
[ 260.299082][ T7173] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 260.299097][ T7173] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.299118][ T7173] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 260.299131][ T7173] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 260.299144][ T7173] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 260.299156][ T7173] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 260.299177][ T7173] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 260.299209][ T7173]
[ 260.299236][ T7173] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 260.628188][ T7173] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.960672][ T7177] loop1: detected capacity change from 0 to 32768
[ 260.977654][ T7177] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.985240][ T7177] CPU: 1 UID: 0 PID: 7177 Comm: syz.1.179 Not tainted syzkaller #0 PREEMPT(full)
[ 260.985265][ T7177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 260.985276][ T7177] Call Trace:
[ 260.985283][ T7177]
[ 260.985292][ T7177] dump_stack_lvl+0x189/0x250
[ 260.985319][ T7177] ? __pfx_dump_stack_lvl+0x10/0x10
[ 260.985339][ T7177] ? __pfx__printk+0x10/0x10
[ 260.985363][ T7177] ? kernfs_path_from_node+0x250/0x290
[ 260.985381][ T7177] ? kernfs_path_from_node+0x2f/0x290
[ 260.985404][ T7177] sysfs_create_dir_ns+0x259/0x280
[ 260.985425][ T7177] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 260.985446][ T7177] ? do_raw_spin_unlock+0x122/0x240
[ 260.985470][ T7177] kobject_add_internal+0x59f/0xb40
[ 260.985502][ T7177] kobject_init_and_add+0x125/0x190
[ 260.985532][ T7177] ? __pfx_kobject_init_and_add+0x10/0x10
[ 260.985555][ T7177] ? __raw_spin_lock_init+0x45/0x100
[ 260.985575][ T7177] ? __init_swait_queue_head+0xa9/0x150
[ 260.985598][ T7177] gfs2_sys_fs_add+0x234/0x450
[ 260.985627][ T7177] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 260.985660][ T7177] ? is_dynamic_key+0xd6/0x1c0
[ 260.985682][ T7177] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 260.985716][ T7177] gfs2_fill_super+0x13e8/0x2230
[ 260.985751][ T7177] ? __pfx_gfs2_fill_super+0x10/0x10
[ 260.985775][ T7177] ? sb_set_blocksize+0x104/0x180
[ 260.985799][ T7177] ? setup_bdev_super+0x4c1/0x5b0
[ 260.985824][ T7177] get_tree_bdev_flags+0x40e/0x4d0
[ 260.985845][ T7177] ? __pfx_gfs2_fill_super+0x10/0x10
[ 260.985865][ T7177] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 260.985884][ T7177] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 260.985920][ T7177] gfs2_get_tree+0x51/0x1e0
[ 260.985943][ T7177] vfs_get_tree+0x92/0x2b0
[ 260.985966][ T7177] do_new_mount+0x302/0xa10
[ 260.985987][ T7177] ? apparmor_capable+0x137/0x1b0
[ 260.986018][ T7177] ? __pfx_do_new_mount+0x10/0x10
[ 260.986039][ T7177] ? ns_capable+0x8a/0xf0
[ 260.986066][ T7177] ? kmem_cache_free+0x19b/0x690
[ 260.986098][ T7177] __se_sys_mount+0x313/0x410
[ 260.986130][ T7177] ? __pfx___se_sys_mount+0x10/0x10
[ 260.986154][ T7177] ? do_syscall_64+0xbe/0xfa0
[ 260.986178][ T7177] ? __x64_sys_mount+0x20/0xc0
[ 260.986202][ T7177] do_syscall_64+0xfa/0xfa0
[ 260.986221][ T7177] ? lockdep_hardirqs_on+0x9c/0x150
[ 260.986241][ T7177] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 260.986258][ T7177] ? clear_bhb_loop+0x60/0xb0
[ 260.986281][ T7177] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 260.986298][ T7177] RIP: 0033:0x7f7c5659038a
[ 260.986314][ T7177] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 260.986330][ T7177] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.986350][ T7177] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 260.986364][ T7177] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 260.986377][ T7177] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 260.986389][ T7177] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 260.986402][ T7177] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 260.986433][ T7177]
[ 261.297228][ T7177] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 261.312001][ T7177] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 261.646876][ T7181] loop1: detected capacity change from 0 to 32768
[ 261.667820][ T7181] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 261.675394][ T7181] CPU: 1 UID: 0 PID: 7181 Comm: syz.1.180 Not tainted syzkaller #0 PREEMPT(full)
[ 261.675420][ T7181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 261.675431][ T7181] Call Trace:
[ 261.675439][ T7181]
[ 261.675448][ T7181] dump_stack_lvl+0x189/0x250
[ 261.675475][ T7181] ? __pfx_dump_stack_lvl+0x10/0x10
[ 261.675494][ T7181] ? __pfx__printk+0x10/0x10
[ 261.675518][ T7181] ? kernfs_path_from_node+0x250/0x290
[ 261.675536][ T7181] ? kernfs_path_from_node+0x2f/0x290
[ 261.675558][ T7181] sysfs_create_dir_ns+0x259/0x280
[ 261.675579][ T7181] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 261.675599][ T7181] ? do_raw_spin_unlock+0x122/0x240
[ 261.675620][ T7181] kobject_add_internal+0x59f/0xb40
[ 261.675651][ T7181] kobject_init_and_add+0x125/0x190
[ 261.675678][ T7181] ? __pfx_kobject_init_and_add+0x10/0x10
[ 261.675703][ T7181] ? __raw_spin_lock_init+0x45/0x100
[ 261.675723][ T7181] ? __init_swait_queue_head+0xa9/0x150
[ 261.675746][ T7181] gfs2_sys_fs_add+0x234/0x450
[ 261.675774][ T7181] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 261.675804][ T7181] ? is_dynamic_key+0xd6/0x1c0
[ 261.675826][ T7181] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 261.675859][ T7181] gfs2_fill_super+0x13e8/0x2230
[ 261.675895][ T7181] ? __pfx_gfs2_fill_super+0x10/0x10
[ 261.675919][ T7181] ? sb_set_blocksize+0x104/0x180
[ 261.675944][ T7181] ? setup_bdev_super+0x4c1/0x5b0
[ 261.675969][ T7181] get_tree_bdev_flags+0x40e/0x4d0
[ 261.675991][ T7181] ? __pfx_gfs2_fill_super+0x10/0x10
[ 261.676013][ T7181] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 261.676033][ T7181] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 261.676069][ T7181] gfs2_get_tree+0x51/0x1e0
[ 261.676100][ T7181] vfs_get_tree+0x92/0x2b0
[ 261.676127][ T7181] do_new_mount+0x302/0xa10
[ 261.676146][ T7181] ? apparmor_capable+0x137/0x1b0
[ 261.676173][ T7181] ? __pfx_do_new_mount+0x10/0x10
[ 261.676194][ T7181] ? ns_capable+0x8a/0xf0
[ 261.676221][ T7181] ? kmem_cache_free+0x19b/0x690
[ 261.676252][ T7181] __se_sys_mount+0x313/0x410
[ 261.676280][ T7181] ? __pfx___se_sys_mount+0x10/0x10
[ 261.676306][ T7181] ? do_syscall_64+0xbe/0xfa0
[ 261.676324][ T7181] ? __x64_sys_mount+0x20/0xc0
[ 261.676347][ T7181] do_syscall_64+0xfa/0xfa0
[ 261.676365][ T7181] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.676385][ T7181] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.676403][ T7181] ? clear_bhb_loop+0x60/0xb0
[ 261.676424][ T7181] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.676442][ T7181] RIP: 0033:0x7f7c5659038a
[ 261.676459][ T7181] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 261.676474][ T7181] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 261.676493][ T7181] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 261.676507][ T7181] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 261.676520][ T7181] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 261.676532][ T7181] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 261.676545][ T7181] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 261.676576][ T7181]
[ 261.994304][ T7181] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 262.008912][ T7181] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 262.345598][ T7185] loop1: detected capacity change from 0 to 32768
[ 262.355856][ T7185] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 262.363855][ T7185] CPU: 1 UID: 0 PID: 7185 Comm: syz.1.181 Not tainted syzkaller #0 PREEMPT(full)
[ 262.363878][ T7185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 262.363888][ T7185] Call Trace:
[ 262.363896][ T7185]
[ 262.363904][ T7185] dump_stack_lvl+0x189/0x250
[ 262.363930][ T7185] ? __pfx_dump_stack_lvl+0x10/0x10
[ 262.363949][ T7185] ? __pfx__printk+0x10/0x10
[ 262.363971][ T7185] ? kernfs_path_from_node+0x250/0x290
[ 262.363988][ T7185] ? kernfs_path_from_node+0x2f/0x290
[ 262.364007][ T7185] sysfs_create_dir_ns+0x259/0x280
[ 262.364025][ T7185] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 262.364044][ T7185] ? do_raw_spin_unlock+0x122/0x240
[ 262.364068][ T7185] kobject_add_internal+0x59f/0xb40
[ 262.364097][ T7185] kobject_init_and_add+0x125/0x190
[ 262.364123][ T7185] ? __pfx_kobject_init_and_add+0x10/0x10
[ 262.364148][ T7185] ? __raw_spin_lock_init+0x45/0x100
[ 262.364168][ T7185] ? __init_swait_queue_head+0xa9/0x150
[ 262.364190][ T7185] gfs2_sys_fs_add+0x234/0x450
[ 262.364217][ T7185] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 262.364248][ T7185] ? is_dynamic_key+0xd6/0x1c0
[ 262.364270][ T7185] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 262.364301][ T7185] gfs2_fill_super+0x13e8/0x2230
[ 262.364336][ T7185] ? __pfx_gfs2_fill_super+0x10/0x10
[ 262.364360][ T7185] ? sb_set_blocksize+0x104/0x180
[ 262.364384][ T7185] ? setup_bdev_super+0x4c1/0x5b0
[ 262.364409][ T7185] get_tree_bdev_flags+0x40e/0x4d0
[ 262.364429][ T7185] ? __pfx_gfs2_fill_super+0x10/0x10
[ 262.364449][ T7185] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 262.364469][ T7185] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 262.364503][ T7185] gfs2_get_tree+0x51/0x1e0
[ 262.364528][ T7185] vfs_get_tree+0x92/0x2b0
[ 262.364551][ T7185] do_new_mount+0x302/0xa10
[ 262.364572][ T7185] ? apparmor_capable+0x137/0x1b0
[ 262.364603][ T7185] ? __pfx_do_new_mount+0x10/0x10
[ 262.364624][ T7185] ? ns_capable+0x8a/0xf0
[ 262.364649][ T7185] ? kmem_cache_free+0x19b/0x690
[ 262.364680][ T7185] __se_sys_mount+0x313/0x410
[ 262.364710][ T7185] ? __pfx___se_sys_mount+0x10/0x10
[ 262.364736][ T7185] ? do_syscall_64+0xbe/0xfa0
[ 262.364765][ T7185] ? __x64_sys_mount+0x20/0xc0
[ 262.364789][ T7185] do_syscall_64+0xfa/0xfa0
[ 262.364807][ T7185] ? lockdep_hardirqs_on+0x9c/0x150
[ 262.364827][ T7185] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 262.364843][ T7185] ? clear_bhb_loop+0x60/0xb0
[ 262.364864][ T7185] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 262.364881][ T7185] RIP: 0033:0x7f7c5659038a
[ 262.364899][ T7185] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 262.364918][ T7185] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 262.364937][ T7185] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 262.364950][ T7185] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 262.364962][ T7185] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 262.364974][ T7185] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 262.364987][ T7185] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 262.365014][ T7185]
[ 262.365215][ T7185] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 262.692904][ T7185] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.030201][ T7189] loop1: detected capacity change from 0 to 32768
[ 263.046678][ T7189] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 263.054197][ T7189] CPU: 1 UID: 0 PID: 7189 Comm: syz.1.182 Not tainted syzkaller #0 PREEMPT(full)
[ 263.054224][ T7189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 263.054236][ T7189] Call Trace:
[ 263.054245][ T7189]
[ 263.054254][ T7189] dump_stack_lvl+0x189/0x250
[ 263.054282][ T7189] ? __pfx_dump_stack_lvl+0x10/0x10
[ 263.054303][ T7189] ? __pfx__printk+0x10/0x10
[ 263.054329][ T7189] ? kernfs_path_from_node+0x250/0x290
[ 263.054347][ T7189] ? kernfs_path_from_node+0x2f/0x290
[ 263.054370][ T7189] sysfs_create_dir_ns+0x259/0x280
[ 263.054393][ T7189] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 263.054415][ T7189] ? do_raw_spin_unlock+0x122/0x240
[ 263.054442][ T7189] kobject_add_internal+0x59f/0xb40
[ 263.054476][ T7189] kobject_init_and_add+0x125/0x190
[ 263.054505][ T7189] ? __pfx_kobject_init_and_add+0x10/0x10
[ 263.054528][ T7189] ? __raw_spin_lock_init+0x45/0x100
[ 263.054549][ T7189] ? __init_swait_queue_head+0xa9/0x150
[ 263.054571][ T7189] gfs2_sys_fs_add+0x234/0x450
[ 263.054598][ T7189] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 263.054628][ T7189] ? is_dynamic_key+0xd6/0x1c0
[ 263.054648][ T7189] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 263.054678][ T7189] gfs2_fill_super+0x13e8/0x2230
[ 263.054725][ T7189] ? __pfx_gfs2_fill_super+0x10/0x10
[ 263.054749][ T7189] ? sb_set_blocksize+0x104/0x180
[ 263.054773][ T7189] ? setup_bdev_super+0x4c1/0x5b0
[ 263.054798][ T7189] get_tree_bdev_flags+0x40e/0x4d0
[ 263.054820][ T7189] ? __pfx_gfs2_fill_super+0x10/0x10
[ 263.054840][ T7189] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 263.054859][ T7189] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 263.054894][ T7189] gfs2_get_tree+0x51/0x1e0
[ 263.054916][ T7189] vfs_get_tree+0x92/0x2b0
[ 263.054940][ T7189] do_new_mount+0x302/0xa10
[ 263.054960][ T7189] ? apparmor_capable+0x137/0x1b0
[ 263.054990][ T7189] ? __pfx_do_new_mount+0x10/0x10
[ 263.055013][ T7189] ? ns_capable+0x8a/0xf0
[ 263.055041][ T7189] ? kmem_cache_free+0x19b/0x690
[ 263.055073][ T7189] __se_sys_mount+0x313/0x410
[ 263.055103][ T7189] ? __pfx___se_sys_mount+0x10/0x10
[ 263.055128][ T7189] ? do_syscall_64+0xbe/0xfa0
[ 263.055147][ T7189] ? __x64_sys_mount+0x20/0xc0
[ 263.055171][ T7189] do_syscall_64+0xfa/0xfa0
[ 263.055189][ T7189] ? lockdep_hardirqs_on+0x9c/0x150
[ 263.055208][ T7189] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 263.055225][ T7189] ? clear_bhb_loop+0x60/0xb0
[ 263.055245][ T7189] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 263.055262][ T7189] RIP: 0033:0x7f7c5659038a
[ 263.055280][ T7189] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 263.055295][ T7189] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.055314][ T7189] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 263.055328][ T7189] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 263.055341][ T7189] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 263.055353][ T7189] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 263.055365][ T7189] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 263.055394][ T7189]
[ 263.055421][ T7189] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 263.383518][ T7189] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.714774][ T7193] loop1: detected capacity change from 0 to 32768
[ 263.733887][ T7193] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 263.741452][ T7193] CPU: 1 UID: 0 PID: 7193 Comm: syz.1.183 Not tainted syzkaller #0 PREEMPT(full)
[ 263.741477][ T7193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 263.741487][ T7193] Call Trace:
[ 263.741495][ T7193]
[ 263.741503][ T7193] dump_stack_lvl+0x189/0x250
[ 263.741530][ T7193] ? __pfx_dump_stack_lvl+0x10/0x10
[ 263.741549][ T7193] ? __pfx__printk+0x10/0x10
[ 263.741567][ T7193] ? kernfs_path_from_node+0x250/0x290
[ 263.741578][ T7193] ? kernfs_path_from_node+0x2f/0x290
[ 263.741590][ T7193] sysfs_create_dir_ns+0x259/0x280
[ 263.741602][ T7193] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 263.741614][ T7193] ? do_raw_spin_unlock+0x122/0x240
[ 263.741628][ T7193] kobject_add_internal+0x59f/0xb40
[ 263.741647][ T7193] kobject_init_and_add+0x125/0x190
[ 263.741663][ T7193] ? __pfx_kobject_init_and_add+0x10/0x10
[ 263.741676][ T7193] ? __raw_spin_lock_init+0x45/0x100
[ 263.741688][ T7193] ? __init_swait_queue_head+0xa9/0x150
[ 263.741700][ T7193] gfs2_sys_fs_add+0x234/0x450
[ 263.741718][ T7193] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 263.741735][ T7193] ? is_dynamic_key+0xd6/0x1c0
[ 263.741748][ T7193] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 263.741769][ T7193] gfs2_fill_super+0x13e8/0x2230
[ 263.741789][ T7193] ? __pfx_gfs2_fill_super+0x10/0x10
[ 263.741803][ T7193] ? sb_set_blocksize+0x104/0x180
[ 263.741818][ T7193] ? setup_bdev_super+0x4c1/0x5b0
[ 263.741832][ T7193] get_tree_bdev_flags+0x40e/0x4d0
[ 263.741844][ T7193] ? __pfx_gfs2_fill_super+0x10/0x10
[ 263.741856][ T7193] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 263.741867][ T7193] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 263.741887][ T7193] gfs2_get_tree+0x51/0x1e0
[ 263.741901][ T7193] vfs_get_tree+0x92/0x2b0
[ 263.741914][ T7193] do_new_mount+0x302/0xa10
[ 263.741926][ T7193] ? apparmor_capable+0x137/0x1b0
[ 263.741944][ T7193] ? __pfx_do_new_mount+0x10/0x10
[ 263.741957][ T7193] ? ns_capable+0x8a/0xf0
[ 263.741972][ T7193] ? kmem_cache_free+0x19b/0x690
[ 263.741990][ T7193] __se_sys_mount+0x313/0x410
[ 263.742024][ T7193] ? __pfx___se_sys_mount+0x10/0x10
[ 263.742039][ T7193] ? do_syscall_64+0xbe/0xfa0
[ 263.742050][ T7193] ? __x64_sys_mount+0x20/0xc0
[ 263.742064][ T7193] do_syscall_64+0xfa/0xfa0
[ 263.742075][ T7193] ? lockdep_hardirqs_on+0x9c/0x150
[ 263.742087][ T7193] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 263.742098][ T7193] ? clear_bhb_loop+0x60/0xb0
[ 263.742111][ T7193] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 263.742121][ T7193] RIP: 0033:0x7f7c5659038a
[ 263.742131][ T7193] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 263.742140][ T7193] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.742152][ T7193] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 263.742160][ T7193] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 263.742167][ T7193] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 263.742174][ T7193] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 263.742180][ T7193] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 263.742197][ T7193]
[ 263.742639][ T7193] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 264.069298][ T7193] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 264.397487][ T7197] loop1: detected capacity change from 0 to 32768
[ 264.415143][ T7197] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 264.422744][ T7197] CPU: 0 UID: 0 PID: 7197 Comm: syz.1.184 Not tainted syzkaller #0 PREEMPT(full)
[ 264.422770][ T7197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 264.422781][ T7197] Call Trace:
[ 264.422790][ T7197]
[ 264.422798][ T7197] dump_stack_lvl+0x189/0x250
[ 264.422826][ T7197] ? __pfx_dump_stack_lvl+0x10/0x10
[ 264.422846][ T7197] ? __pfx__printk+0x10/0x10
[ 264.422870][ T7197] ? kernfs_path_from_node+0x250/0x290
[ 264.422887][ T7197] ? kernfs_path_from_node+0x2f/0x290
[ 264.422909][ T7197] sysfs_create_dir_ns+0x259/0x280
[ 264.422930][ T7197] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 264.422952][ T7197] ? do_raw_spin_unlock+0x122/0x240
[ 264.422976][ T7197] kobject_add_internal+0x59f/0xb40
[ 264.423009][ T7197] kobject_init_and_add+0x125/0x190
[ 264.423036][ T7197] ? __pfx_kobject_init_and_add+0x10/0x10
[ 264.423060][ T7197] ? __raw_spin_lock_init+0x45/0x100
[ 264.423080][ T7197] ? __init_swait_queue_head+0xa9/0x150
[ 264.423104][ T7197] gfs2_sys_fs_add+0x234/0x450
[ 264.423133][ T7197] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 264.423165][ T7197] ? is_dynamic_key+0xd6/0x1c0
[ 264.423186][ T7197] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 264.423219][ T7197] gfs2_fill_super+0x13e8/0x2230
[ 264.423255][ T7197] ? __pfx_gfs2_fill_super+0x10/0x10
[ 264.423278][ T7197] ? sb_set_blocksize+0x104/0x180
[ 264.423301][ T7197] ? setup_bdev_super+0x4c1/0x5b0
[ 264.423324][ T7197] get_tree_bdev_flags+0x40e/0x4d0
[ 264.423345][ T7197] ? __pfx_gfs2_fill_super+0x10/0x10
[ 264.423366][ T7197] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 264.423385][ T7197] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 264.423420][ T7197] gfs2_get_tree+0x51/0x1e0
[ 264.423444][ T7197] vfs_get_tree+0x92/0x2b0
[ 264.423467][ T7197] do_new_mount+0x302/0xa10
[ 264.423488][ T7197] ? apparmor_capable+0x137/0x1b0
[ 264.423518][ T7197] ? __pfx_do_new_mount+0x10/0x10
[ 264.423540][ T7197] ? ns_capable+0x8a/0xf0
[ 264.423567][ T7197] ? kmem_cache_free+0x19b/0x690
[ 264.423598][ T7197] __se_sys_mount+0x313/0x410
[ 264.423628][ T7197] ? __pfx___se_sys_mount+0x10/0x10
[ 264.423664][ T7197] ? do_syscall_64+0xbe/0xfa0
[ 264.423683][ T7197] ? __x64_sys_mount+0x20/0xc0
[ 264.423708][ T7197] do_syscall_64+0xfa/0xfa0
[ 264.423726][ T7197] ? lockdep_hardirqs_on+0x9c/0x150
[ 264.423746][ T7197] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 264.423764][ T7197] ? clear_bhb_loop+0x60/0xb0
[ 264.423785][ T7197] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 264.423802][ T7197] RIP: 0033:0x7f7c5659038a
[ 264.423818][ T7197] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 264.423833][ T7197] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 264.423853][ T7197] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 264.423867][ T7197] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 264.423880][ T7197] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 264.423893][ T7197] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 264.423903][ T7197] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 264.423933][ T7197]
[ 264.423961][ T7197] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 264.751120][ T7197] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:05:49 executed programs: 170
[ 265.079159][ T7201] loop1: detected capacity change from 0 to 32768
[ 265.094194][ T7201] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.101799][ T7201] CPU: 1 UID: 0 PID: 7201 Comm: syz.1.185 Not tainted syzkaller #0 PREEMPT(full)
[ 265.101830][ T7201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 265.101841][ T7201] Call Trace:
[ 265.101853][ T7201]
[ 265.101862][ T7201] dump_stack_lvl+0x189/0x250
[ 265.101889][ T7201] ? __pfx_dump_stack_lvl+0x10/0x10
[ 265.101908][ T7201] ? __pfx__printk+0x10/0x10
[ 265.101931][ T7201] ? kernfs_path_from_node+0x250/0x290
[ 265.101949][ T7201] ? kernfs_path_from_node+0x2f/0x290
[ 265.101971][ T7201] sysfs_create_dir_ns+0x259/0x280
[ 265.101993][ T7201] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 265.102013][ T7201] ? do_raw_spin_unlock+0x122/0x240
[ 265.102038][ T7201] kobject_add_internal+0x59f/0xb40
[ 265.102069][ T7201] kobject_init_and_add+0x125/0x190
[ 265.102096][ T7201] ? __pfx_kobject_init_and_add+0x10/0x10
[ 265.102121][ T7201] ? __raw_spin_lock_init+0x45/0x100
[ 265.102143][ T7201] ? __init_swait_queue_head+0xa9/0x150
[ 265.102164][ T7201] gfs2_sys_fs_add+0x234/0x450
[ 265.102192][ T7201] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 265.102224][ T7201] ? is_dynamic_key+0xd6/0x1c0
[ 265.102247][ T7201] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 265.102282][ T7201] gfs2_fill_super+0x13e8/0x2230
[ 265.102319][ T7201] ? __pfx_gfs2_fill_super+0x10/0x10
[ 265.102343][ T7201] ? sb_set_blocksize+0x104/0x180
[ 265.102368][ T7201] ? setup_bdev_super+0x4c1/0x5b0
[ 265.102391][ T7201] get_tree_bdev_flags+0x40e/0x4d0
[ 265.102413][ T7201] ? __pfx_gfs2_fill_super+0x10/0x10
[ 265.102451][ T7201] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 265.102470][ T7201] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 265.102506][ T7201] gfs2_get_tree+0x51/0x1e0
[ 265.102529][ T7201] vfs_get_tree+0x92/0x2b0
[ 265.102552][ T7201] do_new_mount+0x302/0xa10
[ 265.102573][ T7201] ? apparmor_capable+0x137/0x1b0
[ 265.102603][ T7201] ? __pfx_do_new_mount+0x10/0x10
[ 265.102625][ T7201] ? ns_capable+0x8a/0xf0
[ 265.102652][ T7201] ? kmem_cache_free+0x19b/0x690
[ 265.102683][ T7201] __se_sys_mount+0x313/0x410
[ 265.102712][ T7201] ? __pfx___se_sys_mount+0x10/0x10
[ 265.102738][ T7201] ? do_syscall_64+0xbe/0xfa0
[ 265.102758][ T7201] ? __x64_sys_mount+0x20/0xc0
[ 265.102783][ T7201] do_syscall_64+0xfa/0xfa0
[ 265.102809][ T7201] ? lockdep_hardirqs_on+0x9c/0x150
[ 265.102830][ T7201] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 265.102849][ T7201] ? clear_bhb_loop+0x60/0xb0
[ 265.102870][ T7201] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 265.102887][ T7201] RIP: 0033:0x7f7c5659038a
[ 265.102904][ T7201] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 265.102920][ T7201] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.102939][ T7201] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 265.102954][ T7201] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 265.102967][ T7201] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 265.102980][ T7201] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 265.102992][ T7201] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 265.103022][ T7201]
[ 265.103047][ T7201] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.431268][ T7201] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 265.767677][ T7205] loop1: detected capacity change from 0 to 32768
[ 265.785742][ T7205] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.793229][ T7205] CPU: 1 UID: 0 PID: 7205 Comm: syz.1.186 Not tainted syzkaller #0 PREEMPT(full)
[ 265.793254][ T7205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 265.793265][ T7205] Call Trace:
[ 265.793273][ T7205]
[ 265.793282][ T7205] dump_stack_lvl+0x189/0x250
[ 265.793310][ T7205] ? __pfx_dump_stack_lvl+0x10/0x10
[ 265.793330][ T7205] ? __pfx__printk+0x10/0x10
[ 265.793356][ T7205] ? kernfs_path_from_node+0x250/0x290
[ 265.793375][ T7205] ? kernfs_path_from_node+0x2f/0x290
[ 265.793397][ T7205] sysfs_create_dir_ns+0x259/0x280
[ 265.793418][ T7205] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 265.793438][ T7205] ? do_raw_spin_unlock+0x122/0x240
[ 265.793463][ T7205] kobject_add_internal+0x59f/0xb40
[ 265.793495][ T7205] kobject_init_and_add+0x125/0x190
[ 265.793524][ T7205] ? __pfx_kobject_init_and_add+0x10/0x10
[ 265.793547][ T7205] ? __raw_spin_lock_init+0x45/0x100
[ 265.793577][ T7205] ? __init_swait_queue_head+0xa9/0x150
[ 265.793600][ T7205] gfs2_sys_fs_add+0x234/0x450
[ 265.793629][ T7205] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 265.793661][ T7205] ? is_dynamic_key+0xd6/0x1c0
[ 265.793683][ T7205] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 265.793716][ T7205] gfs2_fill_super+0x13e8/0x2230
[ 265.793752][ T7205] ? __pfx_gfs2_fill_super+0x10/0x10
[ 265.793777][ T7205] ? sb_set_blocksize+0x104/0x180
[ 265.793802][ T7205] ? setup_bdev_super+0x4c1/0x5b0
[ 265.793827][ T7205] get_tree_bdev_flags+0x40e/0x4d0
[ 265.793849][ T7205] ? __pfx_gfs2_fill_super+0x10/0x10
[ 265.793870][ T7205] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 265.793889][ T7205] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 265.793925][ T7205] gfs2_get_tree+0x51/0x1e0
[ 265.793949][ T7205] vfs_get_tree+0x92/0x2b0
[ 265.793974][ T7205] do_new_mount+0x302/0xa10
[ 265.793995][ T7205] ? apparmor_capable+0x137/0x1b0
[ 265.794025][ T7205] ? __pfx_do_new_mount+0x10/0x10
[ 265.794047][ T7205] ? ns_capable+0x8a/0xf0
[ 265.794073][ T7205] ? kmem_cache_free+0x19b/0x690
[ 265.794104][ T7205] __se_sys_mount+0x313/0x410
[ 265.794134][ T7205] ? __pfx___se_sys_mount+0x10/0x10
[ 265.794161][ T7205] ? do_syscall_64+0xbe/0xfa0
[ 265.794179][ T7205] ? __x64_sys_mount+0x20/0xc0
[ 265.794203][ T7205] do_syscall_64+0xfa/0xfa0
[ 265.794221][ T7205] ? lockdep_hardirqs_on+0x9c/0x150
[ 265.794242][ T7205] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 265.794260][ T7205] ? clear_bhb_loop+0x60/0xb0
[ 265.794282][ T7205] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 265.794300][ T7205] RIP: 0033:0x7f7c5659038a
[ 265.794317][ T7205] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 265.794333][ T7205] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.794353][ T7205] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 265.794367][ T7205] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 265.794380][ T7205] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 265.794392][ T7205] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 265.794403][ T7205] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 265.794433][ T7205]
[ 265.794461][ T7205] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 266.123216][ T7205] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 266.692524][ T7209] loop1: detected capacity change from 0 to 32768
[ 266.713782][ T7209] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 266.721305][ T7209] CPU: 1 UID: 0 PID: 7209 Comm: syz.1.187 Not tainted syzkaller #0 PREEMPT(full)
[ 266.721330][ T7209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 266.721342][ T7209] Call Trace:
[ 266.721349][ T7209]
[ 266.721357][ T7209] dump_stack_lvl+0x189/0x250
[ 266.721385][ T7209] ? __pfx_dump_stack_lvl+0x10/0x10
[ 266.721405][ T7209] ? __pfx__printk+0x10/0x10
[ 266.721428][ T7209] ? kernfs_path_from_node+0x250/0x290
[ 266.721446][ T7209] ? kernfs_path_from_node+0x2f/0x290
[ 266.721478][ T7209] sysfs_create_dir_ns+0x259/0x280
[ 266.721501][ T7209] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 266.721523][ T7209] ? do_raw_spin_unlock+0x122/0x240
[ 266.721548][ T7209] kobject_add_internal+0x59f/0xb40
[ 266.721580][ T7209] kobject_init_and_add+0x125/0x190
[ 266.721619][ T7209] ? __pfx_kobject_init_and_add+0x10/0x10
[ 266.721643][ T7209] ? __raw_spin_lock_init+0x45/0x100
[ 266.721663][ T7209] ? __init_swait_queue_head+0xa9/0x150
[ 266.721685][ T7209] gfs2_sys_fs_add+0x234/0x450
[ 266.721712][ T7209] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 266.721741][ T7209] ? is_dynamic_key+0xd6/0x1c0
[ 266.721762][ T7209] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 266.721795][ T7209] gfs2_fill_super+0x13e8/0x2230
[ 266.721830][ T7209] ? __pfx_gfs2_fill_super+0x10/0x10
[ 266.721855][ T7209] ? sb_set_blocksize+0x104/0x180
[ 266.721880][ T7209] ? setup_bdev_super+0x4c1/0x5b0
[ 266.721904][ T7209] get_tree_bdev_flags+0x40e/0x4d0
[ 266.721937][ T7209] ? __pfx_gfs2_fill_super+0x10/0x10
[ 266.721958][ T7209] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 266.721978][ T7209] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 266.722012][ T7209] gfs2_get_tree+0x51/0x1e0
[ 266.722035][ T7209] vfs_get_tree+0x92/0x2b0
[ 266.722059][ T7209] do_new_mount+0x302/0xa10
[ 266.722081][ T7209] ? apparmor_capable+0x137/0x1b0
[ 266.722112][ T7209] ? __pfx_do_new_mount+0x10/0x10
[ 266.722134][ T7209] ? ns_capable+0x8a/0xf0
[ 266.722162][ T7209] ? kmem_cache_free+0x19b/0x690
[ 266.722192][ T7209] __se_sys_mount+0x313/0x410
[ 266.722221][ T7209] ? __pfx___se_sys_mount+0x10/0x10
[ 266.722247][ T7209] ? do_syscall_64+0xbe/0xfa0
[ 266.722265][ T7209] ? __x64_sys_mount+0x20/0xc0
[ 266.722289][ T7209] do_syscall_64+0xfa/0xfa0
[ 266.722324][ T7209] ? lockdep_hardirqs_on+0x9c/0x150
[ 266.722343][ T7209] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.722361][ T7209] ? clear_bhb_loop+0x60/0xb0
[ 266.722382][ T7209] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.722400][ T7209] RIP: 0033:0x7f7c5659038a
[ 266.722416][ T7209] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 266.722431][ T7209] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 266.722452][ T7209] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 266.722474][ T7209] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 266.722487][ T7209] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 266.722499][ T7209] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 266.722511][ T7209] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 266.722541][ T7209]
[ 266.722603][ T7209] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.050673][ T7209] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 267.380089][ T7213] loop1: detected capacity change from 0 to 32768
[ 267.397228][ T7213] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 267.404637][ T7213] CPU: 1 UID: 0 PID: 7213 Comm: syz.1.188 Not tainted syzkaller #0 PREEMPT(full)
[ 267.404662][ T7213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 267.404673][ T7213] Call Trace:
[ 267.404681][ T7213]
[ 267.404688][ T7213] dump_stack_lvl+0x189/0x250
[ 267.404716][ T7213] ? __pfx_dump_stack_lvl+0x10/0x10
[ 267.404736][ T7213] ? __pfx__printk+0x10/0x10
[ 267.404759][ T7213] ? kernfs_path_from_node+0x250/0x290
[ 267.404778][ T7213] ? kernfs_path_from_node+0x2f/0x290
[ 267.404799][ T7213] sysfs_create_dir_ns+0x259/0x280
[ 267.404821][ T7213] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 267.404842][ T7213] ? do_raw_spin_unlock+0x122/0x240
[ 267.404866][ T7213] kobject_add_internal+0x59f/0xb40
[ 267.404897][ T7213] kobject_init_and_add+0x125/0x190
[ 267.404925][ T7213] ? __pfx_kobject_init_and_add+0x10/0x10
[ 267.404949][ T7213] ? __raw_spin_lock_init+0x45/0x100
[ 267.404970][ T7213] ? __init_swait_queue_head+0xa9/0x150
[ 267.404993][ T7213] gfs2_sys_fs_add+0x234/0x450
[ 267.405021][ T7213] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 267.405051][ T7213] ? is_dynamic_key+0xd6/0x1c0
[ 267.405072][ T7213] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 267.405106][ T7213] gfs2_fill_super+0x13e8/0x2230
[ 267.405144][ T7213] ? __pfx_gfs2_fill_super+0x10/0x10
[ 267.405170][ T7213] ? sb_set_blocksize+0x104/0x180
[ 267.405195][ T7213] ? setup_bdev_super+0x4c1/0x5b0
[ 267.405219][ T7213] get_tree_bdev_flags+0x40e/0x4d0
[ 267.405241][ T7213] ? __pfx_gfs2_fill_super+0x10/0x10
[ 267.405262][ T7213] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 267.405281][ T7213] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 267.405316][ T7213] gfs2_get_tree+0x51/0x1e0
[ 267.405340][ T7213] vfs_get_tree+0x92/0x2b0
[ 267.405363][ T7213] do_new_mount+0x302/0xa10
[ 267.405383][ T7213] ? apparmor_capable+0x137/0x1b0
[ 267.405422][ T7213] ? __pfx_do_new_mount+0x10/0x10
[ 267.405446][ T7213] ? ns_capable+0x8a/0xf0
[ 267.405473][ T7213] ? kmem_cache_free+0x19b/0x690
[ 267.405506][ T7213] __se_sys_mount+0x313/0x410
[ 267.405535][ T7213] ? __pfx___se_sys_mount+0x10/0x10
[ 267.405561][ T7213] ? do_syscall_64+0xbe/0xfa0
[ 267.405579][ T7213] ? __x64_sys_mount+0x20/0xc0
[ 267.405604][ T7213] do_syscall_64+0xfa/0xfa0
[ 267.405622][ T7213] ? lockdep_hardirqs_on+0x9c/0x150
[ 267.405643][ T7213] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 267.405661][ T7213] ? clear_bhb_loop+0x60/0xb0
[ 267.405682][ T7213] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 267.405699][ T7213] RIP: 0033:0x7f7c5659038a
[ 267.405715][ T7213] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 267.405731][ T7213] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 267.405751][ T7213] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 267.405766][ T7213] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 267.405779][ T7213] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 267.405792][ T7213] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 267.405805][ T7213] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 267.405837][ T7213]
[ 267.405862][ T7213] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.734496][ T7213] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.069149][ T7217] loop1: detected capacity change from 0 to 32768
[ 268.094257][ T7217] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.101912][ T7217] CPU: 1 UID: 0 PID: 7217 Comm: syz.1.189 Not tainted syzkaller #0 PREEMPT(full)
[ 268.101937][ T7217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 268.101948][ T7217] Call Trace:
[ 268.101955][ T7217]
[ 268.101964][ T7217] dump_stack_lvl+0x189/0x250
[ 268.101991][ T7217] ? __pfx_dump_stack_lvl+0x10/0x10
[ 268.102011][ T7217] ? __pfx__printk+0x10/0x10
[ 268.102035][ T7217] ? kernfs_path_from_node+0x250/0x290
[ 268.102053][ T7217] ? kernfs_path_from_node+0x2f/0x290
[ 268.102076][ T7217] sysfs_create_dir_ns+0x259/0x280
[ 268.102098][ T7217] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 268.102119][ T7217] ? do_raw_spin_unlock+0x122/0x240
[ 268.102144][ T7217] kobject_add_internal+0x59f/0xb40
[ 268.102176][ T7217] kobject_init_and_add+0x125/0x190
[ 268.102221][ T7217] ? __pfx_kobject_init_and_add+0x10/0x10
[ 268.102245][ T7217] ? __raw_spin_lock_init+0x45/0x100
[ 268.102266][ T7217] ? __init_swait_queue_head+0xa9/0x150
[ 268.102289][ T7217] gfs2_sys_fs_add+0x234/0x450
[ 268.102317][ T7217] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 268.102355][ T7217] ? is_dynamic_key+0xd6/0x1c0
[ 268.102377][ T7217] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 268.102411][ T7217] gfs2_fill_super+0x13e8/0x2230
[ 268.102448][ T7217] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.102473][ T7217] ? sb_set_blocksize+0x104/0x180
[ 268.102497][ T7217] ? setup_bdev_super+0x4c1/0x5b0
[ 268.102522][ T7217] get_tree_bdev_flags+0x40e/0x4d0
[ 268.102544][ T7217] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.102565][ T7217] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 268.102584][ T7217] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 268.102620][ T7217] gfs2_get_tree+0x51/0x1e0
[ 268.102643][ T7217] vfs_get_tree+0x92/0x2b0
[ 268.102667][ T7217] do_new_mount+0x302/0xa10
[ 268.102688][ T7217] ? apparmor_capable+0x137/0x1b0
[ 268.102719][ T7217] ? __pfx_do_new_mount+0x10/0x10
[ 268.102741][ T7217] ? ns_capable+0x8a/0xf0
[ 268.102767][ T7217] ? kmem_cache_free+0x19b/0x690
[ 268.102798][ T7217] __se_sys_mount+0x313/0x410
[ 268.102828][ T7217] ? __pfx___se_sys_mount+0x10/0x10
[ 268.102854][ T7217] ? do_syscall_64+0xbe/0xfa0
[ 268.102872][ T7217] ? __x64_sys_mount+0x20/0xc0
[ 268.102897][ T7217] do_syscall_64+0xfa/0xfa0
[ 268.102916][ T7217] ? lockdep_hardirqs_on+0x9c/0x150
[ 268.102936][ T7217] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.102954][ T7217] ? clear_bhb_loop+0x60/0xb0
[ 268.102975][ T7217] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.102992][ T7217] RIP: 0033:0x7f7c5659038a
[ 268.103008][ T7217] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 268.103024][ T7217] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.103043][ T7217] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 268.103058][ T7217] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 268.103071][ T7217] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 268.103083][ T7217] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 268.103095][ T7217] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 268.103126][ T7217]
[ 268.103151][ T7217] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 268.431068][ T7217] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.758738][ T7221] loop1: detected capacity change from 0 to 32768
[ 268.778223][ T7221] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.785646][ T7221] CPU: 1 UID: 0 PID: 7221 Comm: syz.1.190 Not tainted syzkaller #0 PREEMPT(full)
[ 268.785671][ T7221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 268.785683][ T7221] Call Trace:
[ 268.785691][ T7221]
[ 268.785699][ T7221] dump_stack_lvl+0x189/0x250
[ 268.785726][ T7221] ? __pfx_dump_stack_lvl+0x10/0x10
[ 268.785745][ T7221] ? __pfx__printk+0x10/0x10
[ 268.785768][ T7221] ? kernfs_path_from_node+0x250/0x290
[ 268.785787][ T7221] ? kernfs_path_from_node+0x2f/0x290
[ 268.785808][ T7221] sysfs_create_dir_ns+0x259/0x280
[ 268.785829][ T7221] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 268.785850][ T7221] ? do_raw_spin_unlock+0x122/0x240
[ 268.785875][ T7221] kobject_add_internal+0x59f/0xb40
[ 268.785907][ T7221] kobject_init_and_add+0x125/0x190
[ 268.785935][ T7221] ? __pfx_kobject_init_and_add+0x10/0x10
[ 268.785960][ T7221] ? __raw_spin_lock_init+0x45/0x100
[ 268.785980][ T7221] ? __init_swait_queue_head+0xa9/0x150
[ 268.786003][ T7221] gfs2_sys_fs_add+0x234/0x450
[ 268.786032][ T7221] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 268.786063][ T7221] ? is_dynamic_key+0xd6/0x1c0
[ 268.786084][ T7221] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 268.786120][ T7221] gfs2_fill_super+0x13e8/0x2230
[ 268.786153][ T7221] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.786179][ T7221] ? sb_set_blocksize+0x104/0x180
[ 268.786205][ T7221] ? setup_bdev_super+0x4c1/0x5b0
[ 268.786230][ T7221] get_tree_bdev_flags+0x40e/0x4d0
[ 268.786252][ T7221] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.786273][ T7221] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 268.786292][ T7221] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 268.786326][ T7221] gfs2_get_tree+0x51/0x1e0
[ 268.786349][ T7221] vfs_get_tree+0x92/0x2b0
[ 268.786373][ T7221] do_new_mount+0x302/0xa10
[ 268.786393][ T7221] ? apparmor_capable+0x137/0x1b0
[ 268.786438][ T7221] ? __pfx_do_new_mount+0x10/0x10
[ 268.786460][ T7221] ? ns_capable+0x8a/0xf0
[ 268.786492][ T7221] ? kmem_cache_free+0x19b/0x690
[ 268.786524][ T7221] __se_sys_mount+0x313/0x410
[ 268.786553][ T7221] ? __pfx___se_sys_mount+0x10/0x10
[ 268.786588][ T7221] ? do_syscall_64+0xbe/0xfa0
[ 268.786607][ T7221] ? __x64_sys_mount+0x20/0xc0
[ 268.786631][ T7221] do_syscall_64+0xfa/0xfa0
[ 268.786650][ T7221] ? lockdep_hardirqs_on+0x9c/0x150
[ 268.786669][ T7221] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.786687][ T7221] ? clear_bhb_loop+0x60/0xb0
[ 268.786708][ T7221] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.786727][ T7221] RIP: 0033:0x7f7c5659038a
[ 268.786744][ T7221] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 268.786773][ T7221] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.786793][ T7221] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 268.786808][ T7221] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 268.786821][ T7221] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 268.786832][ T7221] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 268.786845][ T7221] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 268.786875][ T7221]
[ 269.100241][ T7221] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.114323][ T7221] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 269.453957][ T7225] loop1: detected capacity change from 0 to 32768
[ 269.472968][ T7225] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 269.480864][ T7225] CPU: 0 UID: 0 PID: 7225 Comm: syz.1.191 Not tainted syzkaller #0 PREEMPT(full)
[ 269.480890][ T7225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 269.480901][ T7225] Call Trace:
[ 269.480909][ T7225]
[ 269.480918][ T7225] dump_stack_lvl+0x189/0x250
[ 269.480947][ T7225] ? __pfx_dump_stack_lvl+0x10/0x10
[ 269.480966][ T7225] ? __pfx__printk+0x10/0x10
[ 269.480990][ T7225] ? kernfs_path_from_node+0x250/0x290
[ 269.481008][ T7225] ? kernfs_path_from_node+0x2f/0x290
[ 269.481030][ T7225] sysfs_create_dir_ns+0x259/0x280
[ 269.481051][ T7225] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 269.481071][ T7225] ? do_raw_spin_unlock+0x122/0x240
[ 269.481095][ T7225] kobject_add_internal+0x59f/0xb40
[ 269.481127][ T7225] kobject_init_and_add+0x125/0x190
[ 269.481154][ T7225] ? __pfx_kobject_init_and_add+0x10/0x10
[ 269.481179][ T7225] ? __raw_spin_lock_init+0x45/0x100
[ 269.481200][ T7225] ? __init_swait_queue_head+0xa9/0x150
[ 269.481224][ T7225] gfs2_sys_fs_add+0x234/0x450
[ 269.481252][ T7225] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 269.481295][ T7225] ? is_dynamic_key+0xd6/0x1c0
[ 269.481317][ T7225] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 269.481349][ T7225] gfs2_fill_super+0x13e8/0x2230
[ 269.481385][ T7225] ? __pfx_gfs2_fill_super+0x10/0x10
[ 269.481411][ T7225] ? sb_set_blocksize+0x104/0x180
[ 269.481436][ T7225] ? setup_bdev_super+0x4c1/0x5b0
[ 269.481461][ T7225] get_tree_bdev_flags+0x40e/0x4d0
[ 269.481483][ T7225] ? __pfx_gfs2_fill_super+0x10/0x10
[ 269.481504][ T7225] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 269.481522][ T7225] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 269.481557][ T7225] gfs2_get_tree+0x51/0x1e0
[ 269.481579][ T7225] vfs_get_tree+0x92/0x2b0
[ 269.481603][ T7225] do_new_mount+0x302/0xa10
[ 269.481623][ T7225] ? apparmor_capable+0x137/0x1b0
[ 269.481654][ T7225] ? __pfx_do_new_mount+0x10/0x10
[ 269.481676][ T7225] ? ns_capable+0x8a/0xf0
[ 269.481701][ T7225] ? kmem_cache_free+0x19b/0x690
[ 269.481733][ T7225] __se_sys_mount+0x313/0x410
[ 269.481763][ T7225] ? __pfx___se_sys_mount+0x10/0x10
[ 269.481788][ T7225] ? do_syscall_64+0xbe/0xfa0
[ 269.481805][ T7225] ? __x64_sys_mount+0x20/0xc0
[ 269.481829][ T7225] do_syscall_64+0xfa/0xfa0
[ 269.481848][ T7225] ? lockdep_hardirqs_on+0x9c/0x150
[ 269.481868][ T7225] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.481886][ T7225] ? clear_bhb_loop+0x60/0xb0
[ 269.481906][ T7225] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.481924][ T7225] RIP: 0033:0x7f7c5659038a
[ 269.481940][ T7225] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 269.481956][ T7225] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.481978][ T7225] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 269.481992][ T7225] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 269.482005][ T7225] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 269.482018][ T7225] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 269.482031][ T7225] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 269.482062][ T7225]
[ 269.482106][ T7225] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.809626][ T7225] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:05:54 executed programs: 177
[ 270.137852][ T7229] loop1: detected capacity change from 0 to 32768
[ 270.161527][ T7229] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.169092][ T7229] CPU: 1 UID: 0 PID: 7229 Comm: syz.1.192 Not tainted syzkaller #0 PREEMPT(full)
[ 270.169116][ T7229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 270.169128][ T7229] Call Trace:
[ 270.169136][ T7229]
[ 270.169144][ T7229] dump_stack_lvl+0x189/0x250
[ 270.169171][ T7229] ? __pfx_dump_stack_lvl+0x10/0x10
[ 270.169191][ T7229] ? __pfx__printk+0x10/0x10
[ 270.169216][ T7229] ? kernfs_path_from_node+0x250/0x290
[ 270.169234][ T7229] ? kernfs_path_from_node+0x2f/0x290
[ 270.169257][ T7229] sysfs_create_dir_ns+0x259/0x280
[ 270.169279][ T7229] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 270.169300][ T7229] ? do_raw_spin_unlock+0x122/0x240
[ 270.169324][ T7229] kobject_add_internal+0x59f/0xb40
[ 270.169356][ T7229] kobject_init_and_add+0x125/0x190
[ 270.169385][ T7229] ? __pfx_kobject_init_and_add+0x10/0x10
[ 270.169409][ T7229] ? __raw_spin_lock_init+0x45/0x100
[ 270.169430][ T7229] ? __init_swait_queue_head+0xa9/0x150
[ 270.169453][ T7229] gfs2_sys_fs_add+0x234/0x450
[ 270.169481][ T7229] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 270.169519][ T7229] ? is_dynamic_key+0xd6/0x1c0
[ 270.169541][ T7229] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 270.169575][ T7229] gfs2_fill_super+0x13e8/0x2230
[ 270.169612][ T7229] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.169637][ T7229] ? sb_set_blocksize+0x104/0x180
[ 270.169662][ T7229] ? setup_bdev_super+0x4c1/0x5b0
[ 270.169686][ T7229] get_tree_bdev_flags+0x40e/0x4d0
[ 270.169708][ T7229] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.169729][ T7229] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 270.169748][ T7229] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 270.169784][ T7229] gfs2_get_tree+0x51/0x1e0
[ 270.169808][ T7229] vfs_get_tree+0x92/0x2b0
[ 270.169831][ T7229] do_new_mount+0x302/0xa10
[ 270.169852][ T7229] ? apparmor_capable+0x137/0x1b0
[ 270.169882][ T7229] ? __pfx_do_new_mount+0x10/0x10
[ 270.169904][ T7229] ? ns_capable+0x8a/0xf0
[ 270.169931][ T7229] ? kmem_cache_free+0x19b/0x690
[ 270.169963][ T7229] __se_sys_mount+0x313/0x410
[ 270.169992][ T7229] ? __pfx___se_sys_mount+0x10/0x10
[ 270.170019][ T7229] ? do_syscall_64+0xbe/0xfa0
[ 270.170037][ T7229] ? __x64_sys_mount+0x20/0xc0
[ 270.170062][ T7229] do_syscall_64+0xfa/0xfa0
[ 270.170081][ T7229] ? lockdep_hardirqs_on+0x9c/0x150
[ 270.170101][ T7229] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.170118][ T7229] ? clear_bhb_loop+0x60/0xb0
[ 270.170140][ T7229] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.170158][ T7229] RIP: 0033:0x7f7c5659038a
[ 270.170174][ T7229] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 270.170189][ T7229] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.170209][ T7229] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 270.170223][ T7229] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 270.170236][ T7229] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 270.170248][ T7229] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 270.170260][ T7229] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 270.170292][ T7229]
[ 270.170316][ T7229] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 270.497181][ T7229] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 270.828584][ T7233] loop1: detected capacity change from 0 to 32768
[ 270.857399][ T7233] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.864846][ T7233] CPU: 1 UID: 0 PID: 7233 Comm: syz.1.193 Not tainted syzkaller #0 PREEMPT(full)
[ 270.864871][ T7233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 270.864883][ T7233] Call Trace:
[ 270.864890][ T7233]
[ 270.864899][ T7233] dump_stack_lvl+0x189/0x250
[ 270.864927][ T7233] ? __pfx_dump_stack_lvl+0x10/0x10
[ 270.864946][ T7233] ? __pfx__printk+0x10/0x10
[ 270.864971][ T7233] ? kernfs_path_from_node+0x250/0x290
[ 270.864990][ T7233] ? kernfs_path_from_node+0x2f/0x290
[ 270.865012][ T7233] sysfs_create_dir_ns+0x259/0x280
[ 270.865034][ T7233] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 270.865055][ T7233] ? do_raw_spin_unlock+0x122/0x240
[ 270.865080][ T7233] kobject_add_internal+0x59f/0xb40
[ 270.865113][ T7233] kobject_init_and_add+0x125/0x190
[ 270.865142][ T7233] ? __pfx_kobject_init_and_add+0x10/0x10
[ 270.865166][ T7233] ? __raw_spin_lock_init+0x45/0x100
[ 270.865187][ T7233] ? __init_swait_queue_head+0xa9/0x150
[ 270.865211][ T7233] gfs2_sys_fs_add+0x234/0x450
[ 270.865239][ T7233] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 270.865268][ T7233] ? is_dynamic_key+0xd6/0x1c0
[ 270.865288][ T7233] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 270.865318][ T7233] gfs2_fill_super+0x13e8/0x2230
[ 270.865355][ T7233] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.865380][ T7233] ? sb_set_blocksize+0x104/0x180
[ 270.865412][ T7233] ? setup_bdev_super+0x4c1/0x5b0
[ 270.865439][ T7233] get_tree_bdev_flags+0x40e/0x4d0
[ 270.865461][ T7233] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.865482][ T7233] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 270.865502][ T7233] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 270.865539][ T7233] gfs2_get_tree+0x51/0x1e0
[ 270.865562][ T7233] vfs_get_tree+0x92/0x2b0
[ 270.865584][ T7233] do_new_mount+0x302/0xa10
[ 270.865604][ T7233] ? apparmor_capable+0x137/0x1b0
[ 270.865634][ T7233] ? __pfx_do_new_mount+0x10/0x10
[ 270.865656][ T7233] ? ns_capable+0x8a/0xf0
[ 270.865683][ T7233] ? kmem_cache_free+0x19b/0x690
[ 270.865714][ T7233] __se_sys_mount+0x313/0x410
[ 270.865743][ T7233] ? __pfx___se_sys_mount+0x10/0x10
[ 270.865770][ T7233] ? do_syscall_64+0xbe/0xfa0
[ 270.865788][ T7233] ? __x64_sys_mount+0x20/0xc0
[ 270.865813][ T7233] do_syscall_64+0xfa/0xfa0
[ 270.865833][ T7233] ? lockdep_hardirqs_on+0x9c/0x150
[ 270.865853][ T7233] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.865872][ T7233] ? clear_bhb_loop+0x60/0xb0
[ 270.865894][ T7233] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.865911][ T7233] RIP: 0033:0x7f7c5659038a
[ 270.865926][ T7233] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 270.865941][ T7233] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.865960][ T7233] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 270.865974][ T7233] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 270.865987][ T7233] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 270.866000][ T7233] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 270.866013][ T7233] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 270.866046][ T7233]
[ 270.866071][ T7233] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.197330][ T7233] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 271.530316][ T7237] loop1: detected capacity change from 0 to 32768
[ 271.544445][ T7237] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 271.552141][ T7237] CPU: 1 UID: 0 PID: 7237 Comm: syz.1.194 Not tainted syzkaller #0 PREEMPT(full)
[ 271.552166][ T7237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 271.552178][ T7237] Call Trace:
[ 271.552186][ T7237]
[ 271.552194][ T7237] dump_stack_lvl+0x189/0x250
[ 271.552222][ T7237] ? __pfx_dump_stack_lvl+0x10/0x10
[ 271.552241][ T7237] ? __pfx__printk+0x10/0x10
[ 271.552264][ T7237] ? kernfs_path_from_node+0x250/0x290
[ 271.552287][ T7237] ? kernfs_path_from_node+0x2f/0x290
[ 271.552311][ T7237] sysfs_create_dir_ns+0x259/0x280
[ 271.552333][ T7237] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 271.552354][ T7237] ? do_raw_spin_unlock+0x122/0x240
[ 271.552380][ T7237] kobject_add_internal+0x59f/0xb40
[ 271.552416][ T7237] kobject_init_and_add+0x125/0x190
[ 271.552448][ T7237] ? __pfx_kobject_init_and_add+0x10/0x10
[ 271.552474][ T7237] ? __raw_spin_lock_init+0x45/0x100
[ 271.552494][ T7237] ? __init_swait_queue_head+0xa9/0x150
[ 271.552517][ T7237] gfs2_sys_fs_add+0x234/0x450
[ 271.552544][ T7237] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 271.552580][ T7237] ? is_dynamic_key+0xd6/0x1c0
[ 271.552602][ T7237] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 271.552635][ T7237] gfs2_fill_super+0x13e8/0x2230
[ 271.552671][ T7237] ? __pfx_gfs2_fill_super+0x10/0x10
[ 271.552700][ T7237] ? sb_set_blocksize+0x104/0x180
[ 271.552724][ T7237] ? setup_bdev_super+0x4c1/0x5b0
[ 271.552753][ T7237] get_tree_bdev_flags+0x40e/0x4d0
[ 271.552775][ T7237] ? __pfx_gfs2_fill_super+0x10/0x10
[ 271.552796][ T7237] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 271.552815][ T7237] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 271.552850][ T7237] gfs2_get_tree+0x51/0x1e0
[ 271.552873][ T7237] vfs_get_tree+0x92/0x2b0
[ 271.552898][ T7237] do_new_mount+0x302/0xa10
[ 271.552918][ T7237] ? apparmor_capable+0x137/0x1b0
[ 271.552949][ T7237] ? __pfx_do_new_mount+0x10/0x10
[ 271.552975][ T7237] ? ns_capable+0x8a/0xf0
[ 271.553001][ T7237] ? kmem_cache_free+0x19b/0x690
[ 271.553032][ T7237] __se_sys_mount+0x313/0x410
[ 271.553061][ T7237] ? __pfx___se_sys_mount+0x10/0x10
[ 271.553087][ T7237] ? do_syscall_64+0xbe/0xfa0
[ 271.553113][ T7237] ? __x64_sys_mount+0x20/0xc0
[ 271.553137][ T7237] do_syscall_64+0xfa/0xfa0
[ 271.553160][ T7237] ? lockdep_hardirqs_on+0x9c/0x150
[ 271.553180][ T7237] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.553199][ T7237] ? clear_bhb_loop+0x60/0xb0
[ 271.553220][ T7237] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.553238][ T7237] RIP: 0033:0x7f7c5659038a
[ 271.553254][ T7237] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 271.553274][ T7237] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 271.553294][ T7237] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 271.553308][ T7237] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 271.553321][ T7237] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 271.553333][ T7237] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 271.553345][ T7237] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 271.553375][ T7237]
[ 271.553400][ T7237] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.882631][ T7237] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.215394][ T7241] loop1: detected capacity change from 0 to 32768
[ 272.228222][ T7241] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.235671][ T7241] CPU: 1 UID: 0 PID: 7241 Comm: syz.1.195 Not tainted syzkaller #0 PREEMPT(full)
[ 272.235695][ T7241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 272.235706][ T7241] Call Trace:
[ 272.235714][ T7241]
[ 272.235722][ T7241] dump_stack_lvl+0x189/0x250
[ 272.235748][ T7241] ? __pfx_dump_stack_lvl+0x10/0x10
[ 272.235768][ T7241] ? __pfx__printk+0x10/0x10
[ 272.235793][ T7241] ? kernfs_path_from_node+0x250/0x290
[ 272.235810][ T7241] ? kernfs_path_from_node+0x2f/0x290
[ 272.235832][ T7241] sysfs_create_dir_ns+0x259/0x280
[ 272.235854][ T7241] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 272.235875][ T7241] ? do_raw_spin_unlock+0x122/0x240
[ 272.235900][ T7241] kobject_add_internal+0x59f/0xb40
[ 272.235933][ T7241] kobject_init_and_add+0x125/0x190
[ 272.235967][ T7241] ? __pfx_kobject_init_and_add+0x10/0x10
[ 272.235992][ T7241] ? __raw_spin_lock_init+0x45/0x100
[ 272.236013][ T7241] ? __init_swait_queue_head+0xa9/0x150
[ 272.236044][ T7241] gfs2_sys_fs_add+0x234/0x450
[ 272.236073][ T7241] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 272.236103][ T7241] ? is_dynamic_key+0xd6/0x1c0
[ 272.236127][ T7241] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 272.236158][ T7241] gfs2_fill_super+0x13e8/0x2230
[ 272.236194][ T7241] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.236218][ T7241] ? sb_set_blocksize+0x104/0x180
[ 272.236239][ T7241] ? setup_bdev_super+0x4c1/0x5b0
[ 272.236260][ T7241] get_tree_bdev_flags+0x40e/0x4d0
[ 272.236280][ T7241] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.236300][ T7241] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 272.236318][ T7241] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 272.236355][ T7241] gfs2_get_tree+0x51/0x1e0
[ 272.236378][ T7241] vfs_get_tree+0x92/0x2b0
[ 272.236400][ T7241] do_new_mount+0x302/0xa10
[ 272.236420][ T7241] ? apparmor_capable+0x137/0x1b0
[ 272.236448][ T7241] ? __pfx_do_new_mount+0x10/0x10
[ 272.236470][ T7241] ? ns_capable+0x8a/0xf0
[ 272.236495][ T7241] ? kmem_cache_free+0x19b/0x690
[ 272.236523][ T7241] __se_sys_mount+0x313/0x410
[ 272.236550][ T7241] ? __pfx___se_sys_mount+0x10/0x10
[ 272.236572][ T7241] ? do_syscall_64+0xbe/0xfa0
[ 272.236590][ T7241] ? __x64_sys_mount+0x20/0xc0
[ 272.236612][ T7241] do_syscall_64+0xfa/0xfa0
[ 272.236629][ T7241] ? lockdep_hardirqs_on+0x9c/0x150
[ 272.236647][ T7241] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.236664][ T7241] ? clear_bhb_loop+0x60/0xb0
[ 272.236684][ T7241] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.236701][ T7241] RIP: 0033:0x7f7c5659038a
[ 272.236717][ T7241] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 272.236732][ T7241] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 272.236751][ T7241] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 272.236764][ T7241] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 272.236777][ T7241] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 272.236789][ T7241] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 272.236801][ T7241] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 272.236829][ T7241]
[ 272.552578][ T7241] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 272.567415][ T7241] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.899753][ T7245] loop1: detected capacity change from 0 to 32768
[ 272.914009][ T7245] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.921703][ T7245] CPU: 0 UID: 0 PID: 7245 Comm: syz.1.196 Not tainted syzkaller #0 PREEMPT(full)
[ 272.921726][ T7245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 272.921737][ T7245] Call Trace:
[ 272.921744][ T7245]
[ 272.921752][ T7245] dump_stack_lvl+0x189/0x250
[ 272.921780][ T7245] ? __pfx_dump_stack_lvl+0x10/0x10
[ 272.921800][ T7245] ? __pfx__printk+0x10/0x10
[ 272.921824][ T7245] ? kernfs_path_from_node+0x250/0x290
[ 272.921863][ T7245] ? kernfs_path_from_node+0x2f/0x290
[ 272.921885][ T7245] sysfs_create_dir_ns+0x259/0x280
[ 272.921907][ T7245] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 272.921927][ T7245] ? do_raw_spin_unlock+0x122/0x240
[ 272.921951][ T7245] kobject_add_internal+0x59f/0xb40
[ 272.921991][ T7245] kobject_init_and_add+0x125/0x190
[ 272.922019][ T7245] ? __pfx_kobject_init_and_add+0x10/0x10
[ 272.922042][ T7245] ? __raw_spin_lock_init+0x45/0x100
[ 272.922063][ T7245] ? __init_swait_queue_head+0xa9/0x150
[ 272.922086][ T7245] gfs2_sys_fs_add+0x234/0x450
[ 272.922115][ T7245] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 272.922146][ T7245] ? is_dynamic_key+0xd6/0x1c0
[ 272.922167][ T7245] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 272.922200][ T7245] gfs2_fill_super+0x13e8/0x2230
[ 272.922234][ T7245] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.922258][ T7245] ? sb_set_blocksize+0x104/0x180
[ 272.922282][ T7245] ? setup_bdev_super+0x4c1/0x5b0
[ 272.922306][ T7245] get_tree_bdev_flags+0x40e/0x4d0
[ 272.922327][ T7245] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.922347][ T7245] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 272.922367][ T7245] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 272.922401][ T7245] gfs2_get_tree+0x51/0x1e0
[ 272.922425][ T7245] vfs_get_tree+0x92/0x2b0
[ 272.922448][ T7245] do_new_mount+0x302/0xa10
[ 272.922469][ T7245] ? apparmor_capable+0x137/0x1b0
[ 272.922499][ T7245] ? __pfx_do_new_mount+0x10/0x10
[ 272.922521][ T7245] ? ns_capable+0x8a/0xf0
[ 272.922547][ T7245] ? kmem_cache_free+0x19b/0x690
[ 272.922576][ T7245] __se_sys_mount+0x313/0x410
[ 272.922606][ T7245] ? __pfx___se_sys_mount+0x10/0x10
[ 272.922631][ T7245] ? do_syscall_64+0xbe/0xfa0
[ 272.922649][ T7245] ? __x64_sys_mount+0x20/0xc0
[ 272.922674][ T7245] do_syscall_64+0xfa/0xfa0
[ 272.922693][ T7245] ? lockdep_hardirqs_on+0x9c/0x150
[ 272.922714][ T7245] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.922732][ T7245] ? clear_bhb_loop+0x60/0xb0
[ 272.922754][ T7245] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.922772][ T7245] RIP: 0033:0x7f7c5659038a
[ 272.922788][ T7245] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 272.922803][ T7245] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 272.922823][ T7245] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 272.922837][ T7245] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 272.922849][ T7245] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 272.922862][ T7245] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 272.922874][ T7245] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 272.922905][ T7245]
[ 272.922931][ T7245] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 273.192935][ T5150] Bluetooth: hci1: command 0x0406 tx timeout
[ 273.256739][ T7245] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 273.593208][ T7249] loop1: detected capacity change from 0 to 32768
[ 273.617042][ T7249] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 273.624506][ T7249] CPU: 1 UID: 0 PID: 7249 Comm: syz.1.197 Not tainted syzkaller #0 PREEMPT(full)
[ 273.624532][ T7249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 273.624543][ T7249] Call Trace:
[ 273.624551][ T7249]
[ 273.624560][ T7249] dump_stack_lvl+0x189/0x250
[ 273.624587][ T7249] ? __pfx_dump_stack_lvl+0x10/0x10
[ 273.624607][ T7249] ? __pfx__printk+0x10/0x10
[ 273.624631][ T7249] ? kernfs_path_from_node+0x250/0x290
[ 273.624650][ T7249] ? kernfs_path_from_node+0x2f/0x290
[ 273.624672][ T7249] sysfs_create_dir_ns+0x259/0x280
[ 273.624693][ T7249] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 273.624711][ T7249] ? do_raw_spin_unlock+0x122/0x240
[ 273.624746][ T7249] kobject_add_internal+0x59f/0xb40
[ 273.624779][ T7249] kobject_init_and_add+0x125/0x190
[ 273.624809][ T7249] ? __pfx_kobject_init_and_add+0x10/0x10
[ 273.624834][ T7249] ? __raw_spin_lock_init+0x45/0x100
[ 273.624854][ T7249] ? __init_swait_queue_head+0xa9/0x150
[ 273.624876][ T7249] gfs2_sys_fs_add+0x234/0x450
[ 273.624904][ T7249] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 273.624933][ T7249] ? is_dynamic_key+0xd6/0x1c0
[ 273.624951][ T7249] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 273.624978][ T7249] gfs2_fill_super+0x13e8/0x2230
[ 273.625011][ T7249] ? __pfx_gfs2_fill_super+0x10/0x10
[ 273.625036][ T7249] ? sb_set_blocksize+0x104/0x180
[ 273.625060][ T7249] ? setup_bdev_super+0x4c1/0x5b0
[ 273.625083][ T7249] get_tree_bdev_flags+0x40e/0x4d0
[ 273.625114][ T7249] ? __pfx_gfs2_fill_super+0x10/0x10
[ 273.625134][ T7249] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 273.625153][ T7249] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 273.625201][ T7249] gfs2_get_tree+0x51/0x1e0
[ 273.625224][ T7249] vfs_get_tree+0x92/0x2b0
[ 273.625248][ T7249] do_new_mount+0x302/0xa10
[ 273.625270][ T7249] ? apparmor_capable+0x137/0x1b0
[ 273.625300][ T7249] ? __pfx_do_new_mount+0x10/0x10
[ 273.625321][ T7249] ? ns_capable+0x8a/0xf0
[ 273.625347][ T7249] ? kmem_cache_free+0x19b/0x690
[ 273.625373][ T7249] __se_sys_mount+0x313/0x410
[ 273.625403][ T7249] ? __pfx___se_sys_mount+0x10/0x10
[ 273.625436][ T7249] ? do_syscall_64+0xbe/0xfa0
[ 273.625462][ T7249] ? __x64_sys_mount+0x20/0xc0
[ 273.625490][ T7249] do_syscall_64+0xfa/0xfa0
[ 273.625516][ T7249] ? lockdep_hardirqs_on+0x9c/0x150
[ 273.625542][ T7249] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 273.625563][ T7249] ? clear_bhb_loop+0x60/0xb0
[ 273.625589][ T7249] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 273.625611][ T7249] RIP: 0033:0x7f7c5659038a
[ 273.625634][ T7249] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 273.625653][ T7249] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 273.625680][ T7249] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 273.625693][ T7249] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 273.625705][ T7249] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 273.625717][ T7249] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 273.625729][ T7249] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 273.625759][ T7249]
[ 273.625820][ T7249] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 273.955336][ T7249] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 274.281345][ T7253] loop1: detected capacity change from 0 to 32768
[ 274.295461][ T7253] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 274.303854][ T7253] CPU: 1 UID: 0 PID: 7253 Comm: syz.1.198 Not tainted syzkaller #0 PREEMPT(full)
[ 274.303878][ T7253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 274.303890][ T7253] Call Trace:
[ 274.303899][ T7253]
[ 274.303907][ T7253] dump_stack_lvl+0x189/0x250
[ 274.303933][ T7253] ? __pfx_dump_stack_lvl+0x10/0x10
[ 274.303967][ T7253] ? __pfx__printk+0x10/0x10
[ 274.303992][ T7253] ? kernfs_path_from_node+0x250/0x290
[ 274.304008][ T7253] ? kernfs_path_from_node+0x2f/0x290
[ 274.304031][ T7253] sysfs_create_dir_ns+0x259/0x280
[ 274.304052][ T7253] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 274.304071][ T7253] ? do_raw_spin_unlock+0x122/0x240
[ 274.304095][ T7253] kobject_add_internal+0x59f/0xb40
[ 274.304125][ T7253] kobject_init_and_add+0x125/0x190
[ 274.304152][ T7253] ? __pfx_kobject_init_and_add+0x10/0x10
[ 274.304176][ T7253] ? __raw_spin_lock_init+0x45/0x100
[ 274.304193][ T7253] ? __init_swait_queue_head+0xa9/0x150
[ 274.304214][ T7253] gfs2_sys_fs_add+0x234/0x450
[ 274.304241][ T7253] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 274.304272][ T7253] ? is_dynamic_key+0xd6/0x1c0
[ 274.304294][ T7253] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 274.304323][ T7253] gfs2_fill_super+0x13e8/0x2230
[ 274.304358][ T7253] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.304383][ T7253] ? sb_set_blocksize+0x104/0x180
[ 274.304408][ T7253] ? setup_bdev_super+0x4c1/0x5b0
[ 274.304432][ T7253] get_tree_bdev_flags+0x40e/0x4d0
[ 274.304453][ T7253] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.304473][ T7253] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 274.304493][ T7253] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 274.304529][ T7253] gfs2_get_tree+0x51/0x1e0
[ 274.304554][ T7253] vfs_get_tree+0x92/0x2b0
[ 274.304578][ T7253] do_new_mount+0x302/0xa10
[ 274.304599][ T7253] ? apparmor_capable+0x137/0x1b0
[ 274.304629][ T7253] ? __pfx_do_new_mount+0x10/0x10
[ 274.304651][ T7253] ? ns_capable+0x8a/0xf0
[ 274.304676][ T7253] ? kmem_cache_free+0x19b/0x690
[ 274.304706][ T7253] __se_sys_mount+0x313/0x410
[ 274.304734][ T7253] ? __pfx___se_sys_mount+0x10/0x10
[ 274.304761][ T7253] ? do_syscall_64+0xbe/0xfa0
[ 274.304780][ T7253] ? __x64_sys_mount+0x20/0xc0
[ 274.304804][ T7253] do_syscall_64+0xfa/0xfa0
[ 274.304822][ T7253] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.304842][ T7253] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.304860][ T7253] ? clear_bhb_loop+0x60/0xb0
[ 274.304882][ T7253] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.304899][ T7253] RIP: 0033:0x7f7c5659038a
[ 274.304917][ T7253] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 274.304934][ T7253] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 274.304965][ T7253] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 274.304977][ T7253] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 274.304990][ T7253] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 274.305003][ T7253] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 274.305015][ T7253] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 274.305047][ T7253]
[ 274.305074][ T7253] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 274.633761][ T7253] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 274.971704][ T7257] loop1: detected capacity change from 0 to 32768
[ 274.986779][ T7257] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 274.994441][ T7257] CPU: 1 UID: 0 PID: 7257 Comm: syz.1.199 Not tainted syzkaller #0 PREEMPT(full)
[ 274.994465][ T7257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 274.994476][ T7257] Call Trace:
[ 274.994484][ T7257]
[ 274.994491][ T7257] dump_stack_lvl+0x189/0x250
[ 274.994518][ T7257] ? __pfx_dump_stack_lvl+0x10/0x10
[ 274.994537][ T7257] ? __pfx__printk+0x10/0x10
[ 274.994563][ T7257] ? kernfs_path_from_node+0x250/0x290
[ 274.994580][ T7257] ? kernfs_path_from_node+0x2f/0x290
[ 274.994600][ T7257] sysfs_create_dir_ns+0x259/0x280
[ 274.994620][ T7257] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 274.994638][ T7257] ? do_raw_spin_unlock+0x122/0x240
[ 274.994662][ T7257] kobject_add_internal+0x59f/0xb40
[ 274.994694][ T7257] kobject_init_and_add+0x125/0x190
[ 274.994724][ T7257] ? __pfx_kobject_init_and_add+0x10/0x10
[ 274.994747][ T7257] ? __raw_spin_lock_init+0x45/0x100
[ 274.994768][ T7257] ? __init_swait_queue_head+0xa9/0x150
[ 274.994790][ T7257] gfs2_sys_fs_add+0x234/0x450
[ 274.994816][ T7257] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 274.994847][ T7257] ? is_dynamic_key+0xd6/0x1c0
[ 274.994868][ T7257] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 274.994900][ T7257] gfs2_fill_super+0x13e8/0x2230
[ 274.994936][ T7257] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.994961][ T7257] ? sb_set_blocksize+0x104/0x180
[ 274.994986][ T7257] ? setup_bdev_super+0x4c1/0x5b0
[ 274.995010][ T7257] get_tree_bdev_flags+0x40e/0x4d0
[ 274.995032][ T7257] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.995052][ T7257] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 274.995071][ T7257] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 274.995119][ T7257] gfs2_get_tree+0x51/0x1e0
[ 274.995142][ T7257] vfs_get_tree+0x92/0x2b0
[ 274.995165][ T7257] do_new_mount+0x302/0xa10
[ 274.995185][ T7257] ? apparmor_capable+0x137/0x1b0
[ 274.995217][ T7257] ? __pfx_do_new_mount+0x10/0x10
[ 274.995239][ T7257] ? ns_capable+0x8a/0xf0
[ 274.995266][ T7257] ? kmem_cache_free+0x19b/0x690
[ 274.995298][ T7257] __se_sys_mount+0x313/0x410
[ 274.995326][ T7257] ? __pfx___se_sys_mount+0x10/0x10
[ 274.995352][ T7257] ? do_syscall_64+0xbe/0xfa0
[ 274.995370][ T7257] ? __x64_sys_mount+0x20/0xc0
[ 274.995394][ T7257] do_syscall_64+0xfa/0xfa0
[ 274.995412][ T7257] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.995432][ T7257] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.995450][ T7257] ? clear_bhb_loop+0x60/0xb0
[ 274.995472][ T7257] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.995489][ T7257] RIP: 0033:0x7f7c5659038a
[ 274.995505][ T7257] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 274.995522][ T7257] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 274.995541][ T7257] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 274.995554][ T7257] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 274.995567][ T7257] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 274.995580][ T7257] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 274.995592][ T7257] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 274.995623][ T7257]
[ 274.995648][ T7257] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 275.323484][ T7257] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:05:59 executed programs: 185
[ 275.657663][ T7261] loop1: detected capacity change from 0 to 32768
[ 275.678302][ T7261] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 275.685722][ T7261] CPU: 0 UID: 0 PID: 7261 Comm: syz.1.200 Not tainted syzkaller #0 PREEMPT(full)
[ 275.685745][ T7261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 275.685757][ T7261] Call Trace:
[ 275.685765][ T7261]
[ 275.685772][ T7261] dump_stack_lvl+0x189/0x250
[ 275.685800][ T7261] ? __pfx_dump_stack_lvl+0x10/0x10
[ 275.685820][ T7261] ? __pfx__printk+0x10/0x10
[ 275.685845][ T7261] ? kernfs_path_from_node+0x250/0x290
[ 275.685872][ T7261] ? kernfs_path_from_node+0x2f/0x290
[ 275.685894][ T7261] sysfs_create_dir_ns+0x259/0x280
[ 275.685915][ T7261] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 275.685936][ T7261] ? do_raw_spin_unlock+0x122/0x240
[ 275.685967][ T7261] kobject_add_internal+0x59f/0xb40
[ 275.685999][ T7261] kobject_init_and_add+0x125/0x190
[ 275.686027][ T7261] ? __pfx_kobject_init_and_add+0x10/0x10
[ 275.686051][ T7261] ? __raw_spin_lock_init+0x45/0x100
[ 275.686072][ T7261] ? __init_swait_queue_head+0xa9/0x150
[ 275.686093][ T7261] gfs2_sys_fs_add+0x234/0x450
[ 275.686125][ T7261] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 275.686152][ T7261] ? is_dynamic_key+0xd6/0x1c0
[ 275.686173][ T7261] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 275.686205][ T7261] gfs2_fill_super+0x13e8/0x2230
[ 275.686241][ T7261] ? __pfx_gfs2_fill_super+0x10/0x10
[ 275.686265][ T7261] ? sb_set_blocksize+0x104/0x180
[ 275.686290][ T7261] ? setup_bdev_super+0x4c1/0x5b0
[ 275.686314][ T7261] get_tree_bdev_flags+0x40e/0x4d0
[ 275.686336][ T7261] ? __pfx_gfs2_fill_super+0x10/0x10
[ 275.686356][ T7261] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 275.686375][ T7261] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 275.686411][ T7261] gfs2_get_tree+0x51/0x1e0
[ 275.686435][ T7261] vfs_get_tree+0x92/0x2b0
[ 275.686457][ T7261] do_new_mount+0x302/0xa10
[ 275.686478][ T7261] ? apparmor_capable+0x137/0x1b0
[ 275.686509][ T7261] ? __pfx_do_new_mount+0x10/0x10
[ 275.686531][ T7261] ? ns_capable+0x8a/0xf0
[ 275.686558][ T7261] ? kmem_cache_free+0x19b/0x690
[ 275.686591][ T7261] __se_sys_mount+0x313/0x410
[ 275.686619][ T7261] ? __pfx___se_sys_mount+0x10/0x10
[ 275.686645][ T7261] ? do_syscall_64+0xbe/0xfa0
[ 275.686663][ T7261] ? __x64_sys_mount+0x20/0xc0
[ 275.686687][ T7261] do_syscall_64+0xfa/0xfa0
[ 275.686706][ T7261] ? lockdep_hardirqs_on+0x9c/0x150
[ 275.686726][ T7261] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 275.686743][ T7261] ? clear_bhb_loop+0x60/0xb0
[ 275.686765][ T7261] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 275.686782][ T7261] RIP: 0033:0x7f7c5659038a
[ 275.686799][ T7261] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 275.686815][ T7261] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 275.686835][ T7261] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 275.686848][ T7261] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 275.686870][ T7261] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 275.686882][ T7261] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 275.686894][ T7261] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 275.686925][ T7261]
[ 275.998523][ T7261] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 276.012579][ T7261] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 276.359349][ T7265] loop1: detected capacity change from 0 to 32768
[ 276.373018][ T7265] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 276.380556][ T7265] CPU: 1 UID: 0 PID: 7265 Comm: syz.1.201 Not tainted syzkaller #0 PREEMPT(full)
[ 276.380581][ T7265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 276.380592][ T7265] Call Trace:
[ 276.380600][ T7265]
[ 276.380607][ T7265] dump_stack_lvl+0x189/0x250
[ 276.380635][ T7265] ? __pfx_dump_stack_lvl+0x10/0x10
[ 276.380655][ T7265] ? __pfx__printk+0x10/0x10
[ 276.380679][ T7265] ? kernfs_path_from_node+0x250/0x290
[ 276.380697][ T7265] ? kernfs_path_from_node+0x2f/0x290
[ 276.380720][ T7265] sysfs_create_dir_ns+0x259/0x280
[ 276.380742][ T7265] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 276.380762][ T7265] ? do_raw_spin_unlock+0x122/0x240
[ 276.380785][ T7265] kobject_add_internal+0x59f/0xb40
[ 276.380871][ T7265] kobject_init_and_add+0x125/0x190
[ 276.380900][ T7265] ? __pfx_kobject_init_and_add+0x10/0x10
[ 276.380923][ T7265] ? __raw_spin_lock_init+0x45/0x100
[ 276.380944][ T7265] ? __init_swait_queue_head+0xa9/0x150
[ 276.380968][ T7265] gfs2_sys_fs_add+0x234/0x450
[ 276.380996][ T7265] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 276.381027][ T7265] ? is_dynamic_key+0xd6/0x1c0
[ 276.381049][ T7265] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 276.381078][ T7265] gfs2_fill_super+0x13e8/0x2230
[ 276.381112][ T7265] ? __pfx_gfs2_fill_super+0x10/0x10
[ 276.381136][ T7265] ? sb_set_blocksize+0x104/0x180
[ 276.381159][ T7265] ? setup_bdev_super+0x4c1/0x5b0
[ 276.381182][ T7265] get_tree_bdev_flags+0x40e/0x4d0
[ 276.381202][ T7265] ? __pfx_gfs2_fill_super+0x10/0x10
[ 276.381221][ T7265] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 276.381240][ T7265] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 276.381285][ T7265] gfs2_get_tree+0x51/0x1e0
[ 276.381309][ T7265] vfs_get_tree+0x92/0x2b0
[ 276.381332][ T7265] do_new_mount+0x302/0xa10
[ 276.381353][ T7265] ? apparmor_capable+0x137/0x1b0
[ 276.381384][ T7265] ? __pfx_do_new_mount+0x10/0x10
[ 276.381404][ T7265] ? ns_capable+0x8a/0xf0
[ 276.381430][ T7265] ? kmem_cache_free+0x19b/0x690
[ 276.381462][ T7265] __se_sys_mount+0x313/0x410
[ 276.381492][ T7265] ? __pfx___se_sys_mount+0x10/0x10
[ 276.381519][ T7265] ? do_syscall_64+0xbe/0xfa0
[ 276.381536][ T7265] ? __x64_sys_mount+0x20/0xc0
[ 276.381560][ T7265] do_syscall_64+0xfa/0xfa0
[ 276.381593][ T7265] ? lockdep_hardirqs_on+0x9c/0x150
[ 276.381613][ T7265] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.381632][ T7265] ? clear_bhb_loop+0x60/0xb0
[ 276.381655][ T7265] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.381672][ T7265] RIP: 0033:0x7f7c5659038a
[ 276.381690][ T7265] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 276.381707][ T7265] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 276.381728][ T7265] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 276.381741][ T7265] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 276.381768][ T7265] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 276.381780][ T7265] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 276.381792][ T7265] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 276.381821][ T7265]
[ 276.381848][ T7265] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 276.711171][ T7265] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 277.042883][ T7269] loop1: detected capacity change from 0 to 32768
[ 277.056812][ T7269] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 277.064338][ T7269] CPU: 0 UID: 0 PID: 7269 Comm: syz.1.202 Not tainted syzkaller #0 PREEMPT(full)
[ 277.064362][ T7269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 277.064373][ T7269] Call Trace:
[ 277.064382][ T7269]
[ 277.064390][ T7269] dump_stack_lvl+0x189/0x250
[ 277.064416][ T7269] ? __pfx_dump_stack_lvl+0x10/0x10
[ 277.064436][ T7269] ? __pfx__printk+0x10/0x10
[ 277.064461][ T7269] ? kernfs_path_from_node+0x250/0x290
[ 277.064479][ T7269] ? kernfs_path_from_node+0x2f/0x290
[ 277.064501][ T7269] sysfs_create_dir_ns+0x259/0x280
[ 277.064523][ T7269] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 277.064544][ T7269] ? do_raw_spin_unlock+0x122/0x240
[ 277.064569][ T7269] kobject_add_internal+0x59f/0xb40
[ 277.064602][ T7269] kobject_init_and_add+0x125/0x190
[ 277.064631][ T7269] ? __pfx_kobject_init_and_add+0x10/0x10
[ 277.064656][ T7269] ? __raw_spin_lock_init+0x45/0x100
[ 277.064675][ T7269] ? __init_swait_queue_head+0xa9/0x150
[ 277.064697][ T7269] gfs2_sys_fs_add+0x234/0x450
[ 277.064725][ T7269] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 277.064754][ T7269] ? is_dynamic_key+0xd6/0x1c0
[ 277.064776][ T7269] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 277.064805][ T7269] gfs2_fill_super+0x13e8/0x2230
[ 277.064841][ T7269] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.064866][ T7269] ? sb_set_blocksize+0x104/0x180
[ 277.064890][ T7269] ? setup_bdev_super+0x4c1/0x5b0
[ 277.064915][ T7269] get_tree_bdev_flags+0x40e/0x4d0
[ 277.064946][ T7269] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.064967][ T7269] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 277.064986][ T7269] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 277.065022][ T7269] gfs2_get_tree+0x51/0x1e0
[ 277.065046][ T7269] vfs_get_tree+0x92/0x2b0
[ 277.065068][ T7269] do_new_mount+0x302/0xa10
[ 277.065089][ T7269] ? apparmor_capable+0x137/0x1b0
[ 277.065121][ T7269] ? __pfx_do_new_mount+0x10/0x10
[ 277.065143][ T7269] ? ns_capable+0x8a/0xf0
[ 277.065170][ T7269] ? kmem_cache_free+0x19b/0x690
[ 277.065203][ T7269] __se_sys_mount+0x313/0x410
[ 277.065232][ T7269] ? __pfx___se_sys_mount+0x10/0x10
[ 277.065258][ T7269] ? do_syscall_64+0xbe/0xfa0
[ 277.065277][ T7269] ? __x64_sys_mount+0x20/0xc0
[ 277.065302][ T7269] do_syscall_64+0xfa/0xfa0
[ 277.065320][ T7269] ? lockdep_hardirqs_on+0x9c/0x150
[ 277.065341][ T7269] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.065359][ T7269] ? clear_bhb_loop+0x60/0xb0
[ 277.065380][ T7269] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.065397][ T7269] RIP: 0033:0x7f7c5659038a
[ 277.065414][ T7269] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 277.065431][ T7269] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 277.065452][ T7269] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 277.065467][ T7269] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 277.065480][ T7269] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 277.065493][ T7269] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 277.065506][ T7269] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 277.065536][ T7269]
[ 277.065561][ T7269] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 277.393196][ T7269] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 277.729849][ T7273] loop1: detected capacity change from 0 to 32768
[ 277.749862][ T7273] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 277.757997][ T7273] CPU: 1 UID: 0 PID: 7273 Comm: syz.1.203 Not tainted syzkaller #0 PREEMPT(full)
[ 277.758022][ T7273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 277.758033][ T7273] Call Trace:
[ 277.758041][ T7273]
[ 277.758050][ T7273] dump_stack_lvl+0x189/0x250
[ 277.758077][ T7273] ? __pfx_dump_stack_lvl+0x10/0x10
[ 277.758097][ T7273] ? __pfx__printk+0x10/0x10
[ 277.758121][ T7273] ? kernfs_path_from_node+0x250/0x290
[ 277.758138][ T7273] ? kernfs_path_from_node+0x2f/0x290
[ 277.758160][ T7273] sysfs_create_dir_ns+0x259/0x280
[ 277.758182][ T7273] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 277.758201][ T7273] ? do_raw_spin_unlock+0x122/0x240
[ 277.758225][ T7273] kobject_add_internal+0x59f/0xb40
[ 277.758257][ T7273] kobject_init_and_add+0x125/0x190
[ 277.758284][ T7273] ? __pfx_kobject_init_and_add+0x10/0x10
[ 277.758308][ T7273] ? __raw_spin_lock_init+0x45/0x100
[ 277.758328][ T7273] ? __init_swait_queue_head+0xa9/0x150
[ 277.758351][ T7273] gfs2_sys_fs_add+0x234/0x450
[ 277.758380][ T7273] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 277.758411][ T7273] ? is_dynamic_key+0xd6/0x1c0
[ 277.758433][ T7273] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 277.758465][ T7273] gfs2_fill_super+0x13e8/0x2230
[ 277.758500][ T7273] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.758525][ T7273] ? sb_set_blocksize+0x104/0x180
[ 277.758549][ T7273] ? setup_bdev_super+0x4c1/0x5b0
[ 277.758573][ T7273] get_tree_bdev_flags+0x40e/0x4d0
[ 277.758594][ T7273] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.758614][ T7273] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 277.758633][ T7273] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 277.758680][ T7273] gfs2_get_tree+0x51/0x1e0
[ 277.758704][ T7273] vfs_get_tree+0x92/0x2b0
[ 277.758727][ T7273] do_new_mount+0x302/0xa10
[ 277.758748][ T7273] ? apparmor_capable+0x137/0x1b0
[ 277.758779][ T7273] ? __pfx_do_new_mount+0x10/0x10
[ 277.758801][ T7273] ? ns_capable+0x8a/0xf0
[ 277.758828][ T7273] ? kmem_cache_free+0x19b/0x690
[ 277.758858][ T7273] __se_sys_mount+0x313/0x410
[ 277.758885][ T7273] ? __pfx___se_sys_mount+0x10/0x10
[ 277.758911][ T7273] ? do_syscall_64+0xbe/0xfa0
[ 277.758930][ T7273] ? __x64_sys_mount+0x20/0xc0
[ 277.758956][ T7273] do_syscall_64+0xfa/0xfa0
[ 277.758975][ T7273] ? lockdep_hardirqs_on+0x9c/0x150
[ 277.758995][ T7273] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.759014][ T7273] ? clear_bhb_loop+0x60/0xb0
[ 277.759035][ T7273] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.759051][ T7273] RIP: 0033:0x7f7c5659038a
[ 277.759068][ T7273] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 277.759084][ T7273] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 277.759103][ T7273] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 277.759116][ T7273] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 277.759129][ T7273] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 277.759141][ T7273] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 277.759151][ T7273] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 277.759180][ T7273]
[ 277.759203][ T7273] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 278.087226][ T7273] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 278.421982][ T7277] loop1: detected capacity change from 0 to 32768
[ 278.435024][ T7277] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 278.447258][ T7277] CPU: 1 UID: 0 PID: 7277 Comm: syz.1.204 Not tainted syzkaller #0 PREEMPT(full)
[ 278.447284][ T7277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 278.447296][ T7277] Call Trace:
[ 278.447303][ T7277]
[ 278.447311][ T7277] dump_stack_lvl+0x189/0x250
[ 278.447339][ T7277] ? __pfx_dump_stack_lvl+0x10/0x10
[ 278.447358][ T7277] ? __pfx__printk+0x10/0x10
[ 278.447383][ T7277] ? kernfs_path_from_node+0x250/0x290
[ 278.447403][ T7277] ? kernfs_path_from_node+0x2f/0x290
[ 278.447426][ T7277] sysfs_create_dir_ns+0x259/0x280
[ 278.447449][ T7277] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 278.447470][ T7277] ? do_raw_spin_unlock+0x122/0x240
[ 278.447494][ T7277] kobject_add_internal+0x59f/0xb40
[ 278.447525][ T7277] kobject_init_and_add+0x125/0x190
[ 278.447552][ T7277] ? __pfx_kobject_init_and_add+0x10/0x10
[ 278.447576][ T7277] ? __raw_spin_lock_init+0x45/0x100
[ 278.447597][ T7277] ? __init_swait_queue_head+0xa9/0x150
[ 278.447619][ T7277] gfs2_sys_fs_add+0x234/0x450
[ 278.447646][ T7277] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 278.447688][ T7277] ? is_dynamic_key+0xd6/0x1c0
[ 278.447709][ T7277] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 278.447742][ T7277] gfs2_fill_super+0x13e8/0x2230
[ 278.447778][ T7277] ? __pfx_gfs2_fill_super+0x10/0x10
[ 278.447803][ T7277] ? sb_set_blocksize+0x104/0x180
[ 278.447828][ T7277] ? setup_bdev_super+0x4c1/0x5b0
[ 278.447853][ T7277] get_tree_bdev_flags+0x40e/0x4d0
[ 278.447875][ T7277] ? __pfx_gfs2_fill_super+0x10/0x10
[ 278.447894][ T7277] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 278.447912][ T7277] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 278.447948][ T7277] gfs2_get_tree+0x51/0x1e0
[ 278.447972][ T7277] vfs_get_tree+0x92/0x2b0
[ 278.447997][ T7277] do_new_mount+0x302/0xa10
[ 278.448018][ T7277] ? apparmor_capable+0x137/0x1b0
[ 278.448049][ T7277] ? __pfx_do_new_mount+0x10/0x10
[ 278.448071][ T7277] ? ns_capable+0x8a/0xf0
[ 278.448097][ T7277] ? kmem_cache_free+0x19b/0x690
[ 278.448128][ T7277] __se_sys_mount+0x313/0x410
[ 278.448157][ T7277] ? __pfx___se_sys_mount+0x10/0x10
[ 278.448184][ T7277] ? do_syscall_64+0xbe/0xfa0
[ 278.448203][ T7277] ? __x64_sys_mount+0x20/0xc0
[ 278.448227][ T7277] do_syscall_64+0xfa/0xfa0
[ 278.448245][ T7277] ? lockdep_hardirqs_on+0x9c/0x150
[ 278.448265][ T7277] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 278.448283][ T7277] ? clear_bhb_loop+0x60/0xb0
[ 278.448306][ T7277] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 278.448323][ T7277] RIP: 0033:0x7f7c5659038a
[ 278.448341][ T7277] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 278.448357][ T7277] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 278.448378][ T7277] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 278.448391][ T7277] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 278.448404][ T7277] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 278.448417][ T7277] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 278.448428][ T7277] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 278.448457][ T7277]
[ 278.448483][ T7277] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 278.775870][ T7277] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 279.114911][ T7281] loop1: detected capacity change from 0 to 32768
[ 279.129706][ T7281] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 279.137344][ T7281] CPU: 0 UID: 0 PID: 7281 Comm: syz.1.205 Not tainted syzkaller #0 PREEMPT(full)
[ 279.137369][ T7281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 279.137380][ T7281] Call Trace:
[ 279.137388][ T7281]
[ 279.137396][ T7281] dump_stack_lvl+0x189/0x250
[ 279.137423][ T7281] ? __pfx_dump_stack_lvl+0x10/0x10
[ 279.137442][ T7281] ? __pfx__printk+0x10/0x10
[ 279.137466][ T7281] ? kernfs_path_from_node+0x250/0x290
[ 279.137485][ T7281] ? kernfs_path_from_node+0x2f/0x290
[ 279.137507][ T7281] sysfs_create_dir_ns+0x259/0x280
[ 279.137530][ T7281] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 279.137548][ T7281] ? do_raw_spin_unlock+0x122/0x240
[ 279.137571][ T7281] kobject_add_internal+0x59f/0xb40
[ 279.137602][ T7281] kobject_init_and_add+0x125/0x190
[ 279.137640][ T7281] ? __pfx_kobject_init_and_add+0x10/0x10
[ 279.137663][ T7281] ? __raw_spin_lock_init+0x45/0x100
[ 279.137683][ T7281] ? __init_swait_queue_head+0xa9/0x150
[ 279.137707][ T7281] gfs2_sys_fs_add+0x234/0x450
[ 279.137736][ T7281] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 279.137767][ T7281] ? is_dynamic_key+0xd6/0x1c0
[ 279.137788][ T7281] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 279.137820][ T7281] gfs2_fill_super+0x13e8/0x2230
[ 279.137856][ T7281] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.137879][ T7281] ? sb_set_blocksize+0x104/0x180
[ 279.137905][ T7281] ? setup_bdev_super+0x4c1/0x5b0
[ 279.137930][ T7281] get_tree_bdev_flags+0x40e/0x4d0
[ 279.137952][ T7281] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.137972][ T7281] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 279.137990][ T7281] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 279.138025][ T7281] gfs2_get_tree+0x51/0x1e0
[ 279.138050][ T7281] vfs_get_tree+0x92/0x2b0
[ 279.138073][ T7281] do_new_mount+0x302/0xa10
[ 279.138095][ T7281] ? apparmor_capable+0x137/0x1b0
[ 279.138127][ T7281] ? __pfx_do_new_mount+0x10/0x10
[ 279.138148][ T7281] ? ns_capable+0x8a/0xf0
[ 279.138173][ T7281] ? kmem_cache_free+0x19b/0x690
[ 279.138203][ T7281] __se_sys_mount+0x313/0x410
[ 279.138231][ T7281] ? __pfx___se_sys_mount+0x10/0x10
[ 279.138256][ T7281] ? do_syscall_64+0xbe/0xfa0
[ 279.138274][ T7281] ? __x64_sys_mount+0x20/0xc0
[ 279.138298][ T7281] do_syscall_64+0xfa/0xfa0
[ 279.138317][ T7281] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.138336][ T7281] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.138354][ T7281] ? clear_bhb_loop+0x60/0xb0
[ 279.138377][ T7281] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.138393][ T7281] RIP: 0033:0x7f7c5659038a
[ 279.138410][ T7281] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 279.138426][ T7281] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 279.138446][ T7281] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 279.138460][ T7281] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 279.138474][ T7281] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 279.138487][ T7281] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 279.138499][ T7281] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 279.138528][ T7281]
[ 279.138618][ T7281] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 279.465691][ T7281] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 279.797753][ T7285] loop1: detected capacity change from 0 to 32768
[ 279.837532][ T7285] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 279.845158][ T7285] CPU: 0 UID: 0 PID: 7285 Comm: syz.1.206 Not tainted syzkaller #0 PREEMPT(full)
[ 279.845185][ T7285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 279.845196][ T7285] Call Trace:
[ 279.845205][ T7285]
[ 279.845213][ T7285] dump_stack_lvl+0x189/0x250
[ 279.845242][ T7285] ? __pfx_dump_stack_lvl+0x10/0x10
[ 279.845262][ T7285] ? __pfx__printk+0x10/0x10
[ 279.845286][ T7285] ? kernfs_path_from_node+0x250/0x290
[ 279.845304][ T7285] ? kernfs_path_from_node+0x2f/0x290
[ 279.845326][ T7285] sysfs_create_dir_ns+0x259/0x280
[ 279.845349][ T7285] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 279.845371][ T7285] ? do_raw_spin_unlock+0x122/0x240
[ 279.845396][ T7285] kobject_add_internal+0x59f/0xb40
[ 279.845429][ T7285] kobject_init_and_add+0x125/0x190
[ 279.845457][ T7285] ? __pfx_kobject_init_and_add+0x10/0x10
[ 279.845482][ T7285] ? __raw_spin_lock_init+0x45/0x100
[ 279.845503][ T7285] ? __init_swait_queue_head+0xa9/0x150
[ 279.845527][ T7285] gfs2_sys_fs_add+0x234/0x450
[ 279.845556][ T7285] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 279.845588][ T7285] ? is_dynamic_key+0xd6/0x1c0
[ 279.845610][ T7285] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 279.845643][ T7285] gfs2_fill_super+0x13e8/0x2230
[ 279.845679][ T7285] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.845704][ T7285] ? sb_set_blocksize+0x104/0x180
[ 279.845737][ T7285] ? setup_bdev_super+0x4c1/0x5b0
[ 279.845763][ T7285] get_tree_bdev_flags+0x40e/0x4d0
[ 279.845786][ T7285] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.845807][ T7285] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 279.845827][ T7285] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 279.845863][ T7285] gfs2_get_tree+0x51/0x1e0
[ 279.845887][ T7285] vfs_get_tree+0x92/0x2b0
[ 279.845912][ T7285] do_new_mount+0x302/0xa10
[ 279.845933][ T7285] ? apparmor_capable+0x137/0x1b0
[ 279.845968][ T7285] ? __pfx_do_new_mount+0x10/0x10
[ 279.845991][ T7285] ? ns_capable+0x8a/0xf0
[ 279.846017][ T7285] ? kmem_cache_free+0x19b/0x690
[ 279.846048][ T7285] __se_sys_mount+0x313/0x410
[ 279.846077][ T7285] ? __pfx___se_sys_mount+0x10/0x10
[ 279.846107][ T7285] ? do_syscall_64+0xbe/0xfa0
[ 279.846123][ T7285] ? __x64_sys_mount+0x20/0xc0
[ 279.846145][ T7285] do_syscall_64+0xfa/0xfa0
[ 279.846162][ T7285] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.846180][ T7285] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.846195][ T7285] ? clear_bhb_loop+0x60/0xb0
[ 279.846215][ T7285] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.846232][ T7285] RIP: 0033:0x7f7c5659038a
[ 279.846249][ T7285] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 279.846265][ T7285] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 279.846286][ T7285] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 279.846300][ T7285] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 279.846313][ T7285] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 279.846326][ T7285] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 279.846339][ T7285] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 279.846369][ T7285]
[ 280.157564][ T31] INFO: task syz.0.17:6490 blocked for more than 143 seconds.
[ 280.164305][ T7285] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 280.165045][ T31] Not tainted syzkaller #0
[ 280.180917][ T7285] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 280.183934][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 280.199154][ T31] task:syz.0.17 state:D stack:26408 pid:6490 tgid:6490 ppid:6418 task_flags:0x400040 flags:0x00080002
[ 280.211254][ T31] Call Trace:
[ 280.214550][ T31]
[ 280.217563][ T31] __schedule+0x1798/0x4cc0
[ 280.222108][ T31] ? __pfx___schedule+0x10/0x10
[ 280.227152][ T31] ? schedule+0x91/0x360
[ 280.231413][ T31] schedule+0x165/0x360
[ 280.235595][ T31] io_schedule+0x80/0xd0
[ 280.239890][ T31] folio_wait_bit_common+0x6b0/0xb80
[ 280.245715][ T31] ? __pfx_folio_wait_bit_common+0x10/0x10
[ 280.251591][ T31] ? __pfx_wake_page_function+0x10/0x10
[ 280.257224][ T31] writeback_iter+0x8d8/0x12a0
[ 280.262024][ T31] iomap_writepages+0x14d/0x2d0
[ 280.267014][ T31] ? __pfx_iomap_writepages+0x10/0x10
[ 280.272427][ T31] gfs2_writepages+0x177/0x250
[ 280.277234][ T31] ? __pfx_gfs2_writepages+0x10/0x10
[ 280.282541][ T31] ? __lock_acquire+0xab9/0xd20
[ 280.287468][ T31] ? __pfx_gfs2_writepages+0x10/0x10
[ 280.292776][ T31] do_writepages+0x32e/0x550
[ 280.297422][ T31] ? do_raw_spin_unlock+0x122/0x240
[ 280.302640][ T31] filemap_fdatawrite+0x199/0x240
[ 280.307716][ T31] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 280.313318][ T31] ? do_raw_spin_unlock+0x122/0x240
[ 280.318566][ T31] gfs2_log_flush+0x86b/0x24c0
[ 280.323386][ T31] ? __pfx_gfs2_log_flush+0x10/0x10
[ 280.328918][ T31] ? __pfx___up_read+0x10/0x10
[ 280.333709][ T31] gfs2_trans_end+0x37c/0x570
[ 280.338443][ T31] gfs2_page_mkwrite+0x14a8/0x1910
[ 280.343587][ T31] ? do_page_mkwrite+0x14d/0x310
[ 280.349082][ T31] ? __pfx_gfs2_page_mkwrite+0x10/0x10
[ 280.354580][ T31] ? gfs2_fault+0x19a/0x1f0
[ 280.359174][ T31] ? do_page_mkwrite+0x14d/0x310
[ 280.364147][ T31] do_page_mkwrite+0x14d/0x310
[ 280.369004][ T31] __handle_mm_fault+0x1911/0x5440
[ 280.374330][ T31] ? lock_vma_under_rcu+0x1a3/0x450
[ 280.379594][ T31] ? __pfx___handle_mm_fault+0x10/0x10
[ 280.385091][ T31] ? lock_vma_under_rcu+0x3d2/0x450
[ 280.390400][ T31] ? __pfx_do_futex+0x10/0x10
[ 280.395117][ T31] ? __pfx_lock_vma_under_rcu+0x10/0x10
[ 280.400738][ T31] handle_mm_fault+0x40a/0x8e0
[ 280.405528][ T31] do_user_addr_fault+0xa7c/0x1380
[ 280.410712][ T31] ? rcu_is_watching+0x15/0xb0
[ 280.415518][ T31] ? trace_page_fault_user+0x84/0x1e0
[ 280.420965][ T31] exc_page_fault+0x82/0x100
[ 280.425587][ T31] asm_exc_page_fault+0x26/0x30
[ 280.430510][ T31] RIP: 0033:0x7f1cbc6550b3
[ 280.434942][ T31] RSP: 002b:00007ffd048e8a20 EFLAGS: 00010246
[ 280.441094][ T31] RAX: 0000200000000180 RBX: 0000000000000008 RCX: 0000000000000000
[ 280.449133][ T31] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00005555754493c8
[ 280.457843][ T31] RBP: 00007ffd048e8b28 R08: 0000000000000000 R09: 0000000000000000
[ 280.465895][ T31] R10: 0000000000000000 R11: 0000000000000000 R12: 00007f1cbc9b5fac
[ 280.474102][ T31] R13: 00007f1cbc9b5fa0 R14: fffffffffffffffe R15: 00007ffd048e8b70
[ 280.482160][ T31]
[ 280.485270][ T31]
[ 280.485270][ T31] Showing all locks held in the system:
[ 280.493101][ T31] 1 lock held by khungtaskd/31:
[ 280.497999][ T31] #0: ffffffff8e13d2e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 280.507914][ T31] 2 locks held by kworker/u8:3/49:
[ 280.513034][ T31] #0: ffff88813fe69948 ((wq_completion)events_unbound#2){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0
[ 280.525339][ T31] #1: ffffc90000ba7ba0 (connector_reaper_work){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0
[ 280.536411][ T31] 4 locks held by kworker/u8:4/60:
[ 280.541621][ T31] #0: ffff888140a88948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0
[ 280.553521][ T31] #1: ffffc9000211fba0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0
[ 280.566186][ T31] #2: ffff888078c900e0 (&type->s_umount_key#53){.+.+}-{4:4}, at: super_trylock_shared+0x20/0xf0
[ 280.577306][ T31] #3: ffff88807adacea0 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0xec/0x24c0
[ 280.587938][ T31] 2 locks held by getty/5591:
[ 280.592632][ T31] #0: ffff8880348290a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 280.602992][ T31] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
[ 280.613471][ T31] 4 locks held by syz.0.17/6490:
[ 280.618782][ T31] #0: ffff888075356308 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1a3/0x450
[ 280.628600][ T31] #1: ffff888078c90518 (sb_pagefaults#2){.+.+}-{0:0}, at: do_page_mkwrite+0x14d/0x310
[ 280.638826][ T31] #2: ffff888078c90610 (sb_internal#2){.+.+}-{0:0}, at: gfs2_trans_begin+0x6f/0xe0
[ 280.648587][ T31] #3: ffff88807adacea0 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0xec/0x24c0
[ 280.660067][ T31] 1 lock held by gfs2_logd/syz:s/6496:
[ 280.665557][ T31] #0: ffff88807adacea0 (&sdp->sd_log_flush_lock){++++}-{4:4}, at: gfs2_log_flush+0xec/0x24c0
[ 280.676634][ T31] 3 locks held by syz.1.207/7289:
[ 280.681853][ T31]
[ 280.684182][ T31] =============================================
[ 280.684182][ T31]
[ 280.693280][ T31] NMI backtrace for cpu 0
[ 280.693297][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 280.693317][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 280.693328][ T31] Call Trace:
[ 280.693336][ T31]
[ 280.693344][ T31] dump_stack_lvl+0x189/0x250
[ 280.693371][ T31] ? __pfx_dump_stack_lvl+0x10/0x10
[ 280.693391][ T31] ? __pfx__printk+0x10/0x10
[ 280.693421][ T31] nmi_cpu_backtrace+0x39e/0x3d0
[ 280.693450][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 280.693478][ T31] ? __pfx__printk+0x10/0x10
[ 280.693499][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 280.693524][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 280.693552][ T31] watchdog+0xfa9/0xff0
[ 280.693580][ T31] ? watchdog+0x1f4/0xff0
[ 280.693608][ T31] kthread+0x711/0x8a0
[ 280.693630][ T31] ? __pfx_watchdog+0x10/0x10
[ 280.693660][ T31] ? __pfx_kthread+0x10/0x10
[ 280.693680][ T31] ? _raw_spin_unlock_irq+0x23/0x50
[ 280.693700][ T31] ? lockdep_hardirqs_on+0x9c/0x150
[ 280.693719][ T31] ? __pfx_kthread+0x10/0x10
[ 280.693739][ T31] ret_from_fork+0x4bc/0x870
[ 280.693764][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 280.693795][ T31] ? __switch_to_asm+0x39/0x70
[ 280.693814][ T31] ? __switch_to_asm+0x33/0x70
[ 280.693833][ T31] ? __pfx_kthread+0x10/0x10
[ 280.693853][ T31] ret_from_fork_asm+0x1a/0x30
[ 280.693889][ T31]
[ 280.693897][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 280.835496][ T7289] loop1: detected capacity change from 0 to 32768
[ 280.839922][ C1] NMI backtrace for cpu 1
[ 280.839936][ C1] CPU: 1 UID: 0 PID: 7289 Comm: syz.1.207 Not tainted syzkaller #0 PREEMPT(full)
[ 280.839954][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 280.839964][ C1] RIP: 0010:update_rq_clock+0x37d/0x5b0
[ 280.839989][ C1] Code: 03 80 3c 28 00 74 08 4c 89 e7 e8 ce be 95 00 4d 0f af 3c 24 49 c1 ff 0a 48 81 c3 48 0b 00 00 48 89 d8 48 c1 e8 03 80 3c 28 00 <74> 08 48 89 df e8 a9 be 95 00 4c 01 3b 48 83 c4 10 5b 41 5c 41 5d
[ 280.840004][ C1] RSP: 0018:ffffc90000a08ad8 EFLAGS: 00000046
[ 280.840019][ C1] RAX: 1ffff110170e7571 RBX: ffff8880b873ab88 RCX: ffff8880342a3c80
[ 280.840031][ C1] RDX: 0000000000000100 RSI: ffffffff8bc07cc0 RDI: 0000000000000001
[ 280.840043][ C1] RBP: dffffc0000000000 R08: ffffffff8f9e3177 R09: 1ffffffff1f3c62e
[ 280.840055][ C1] R10: dffffc0000000000 R11: fffffbfff1f3c62f R12: ffff8880b8723008
[ 280.840068][ C1] R13: 0000000000000000 R14: ffffffff8da10dd8 R15: 0000000000000000
[ 280.840079][ C1] FS: 00007f7c574566c0(0000) GS:ffff888125e00000(0000) knlGS:0000000000000000
[ 280.840094][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 280.840105][ C1] CR2: 00007f7c4e5ff000 CR3: 0000000072ba6000 CR4: 00000000003526f0
[ 280.840120][ C1] Call Trace:
[ 280.840127][ C1]
[ 280.840136][ C1] try_to_wake_up+0x70d/0x12b0
[ 280.840159][ C1] call_timer_fn+0x17e/0x5f0
[ 280.840178][ C1] ? __pfx_process_timeout+0x10/0x10
[ 280.840192][ C1] ? call_timer_fn+0xbe/0x5f0
[ 280.840210][ C1] ? __pfx_call_timer_fn+0x10/0x10
[ 280.840232][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 280.840249][ C1] ? lockdep_hardirqs_on+0x9c/0x150
[ 280.840265][ C1] ? __pfx_process_timeout+0x10/0x10
[ 280.840280][ C1] __run_timer_base+0x61a/0x860
[ 280.840304][ C1] ? __pfx___run_timer_base+0x10/0x10
[ 280.840319][ C1] ? seqcount_lockdep_reader_access+0x15e/0x1c0
[ 280.840343][ C1] run_timer_softirq+0xb7/0x180
[ 280.840360][ C1] handle_softirqs+0x286/0x870
[ 280.840387][ C1] ? __irq_exit_rcu+0xca/0x1f0
[ 280.840409][ C1] ? __pfx_handle_softirqs+0x10/0x10
[ 280.840432][ C1] ? irqtime_account_irq+0xb6/0x1c0
[ 280.840450][ C1] __irq_exit_rcu+0xca/0x1f0
[ 280.840469][ C1] ? __pfx___irq_exit_rcu+0x10/0x10
[ 280.840493][ C1] irq_exit_rcu+0x9/0x30
[ 280.840511][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0
[ 280.840528][ C1]
[ 280.840534][ C1]
[ 280.840540][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 280.840558][ C1] RIP: 0010:vprintk_emit+0x49d/0x590
[ 280.840573][ C1] Code: 0f 84 34 ff ff ff e8 92 ee 1f 00 fb eb 44 e8 8a ee 1f 00 e8 e5 13 ae 09 4d 85 f6 74 94 e8 7b ee 1f 00 fb 48 c7 c7 c0 12 13 8e <31> f6 ba 01 00 00 00 31 c9 41 b8 01 00 00 00 45 31 c9 53 e8 1b 3b
[ 280.840585][ C1] RSP: 0018:ffffc9000b706d80 EFLAGS: 00000293
[ 280.840599][ C1] RAX: ffffffff81a06e35 RBX: ffffffff81a06c8e RCX: ffff8880342a3c80
[ 280.840612][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e1312c0
[ 280.840622][ C1] RBP: ffffc9000b706e90 R08: ffffffff8f9e3177 R09: 1ffffffff1f3c62e
[ 280.840634][ C1] R10: dffffc0000000000 R11: fffffbfff1f3c62f R12: 0000000000000000
[ 280.840646][ C1] R13: 000000000000002f R14: 0000000000000200 R15: 1ffff920016e0db4
[ 280.840659][ C1] ? vprintk_emit+0x2ee/0x590
[ 280.840674][ C1] ? vprintk_emit+0x495/0x590
[ 280.840693][ C1] ? __pfx_vprintk_emit+0x10/0x10
[ 280.840711][ C1] ? __lock_acquire+0xab9/0xd20
[ 280.840734][ C1] _printk+0xcf/0x120
[ 280.840753][ C1] ? __pfx__printk+0x10/0x10
[ 280.840770][ C1] ? do_raw_spin_unlock+0x122/0x240
[ 280.840789][ C1] set_capacity_and_notify+0x208/0x2d0
[ 280.840812][ C1] ? __pfx_set_capacity_and_notify+0x10/0x10
[ 280.840833][ C1] ? __pfx_internal_create_group+0x10/0x10
[ 280.840854][ C1] loop_set_size+0x44/0xb0
[ 280.840876][ C1] loop_configure+0x9f8/0xe50
[ 280.840902][ C1] ? __pfx_loop_configure+0x10/0x10
[ 280.840930][ C1] ? unwind_get_return_address+0x4d/0x90
[ 280.840951][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 280.840969][ C1] ? arch_stack_walk+0xfc/0x150
[ 280.840994][ C1] lo_ioctl+0x806/0x1c50
[ 280.841014][ C1] ? stack_trace_save+0x9c/0xe0
[ 280.841029][ C1] ? __pfx_stack_trace_save+0x10/0x10
[ 280.841046][ C1] ? __pfx_lo_ioctl+0x10/0x10
[ 280.841068][ C1] ? kasan_save_track+0x4f/0x80
[ 280.841085][ C1] ? kasan_save_track+0x3e/0x80
[ 280.841101][ C1] ? __kasan_save_free_info+0x46/0x50
[ 280.841116][ C1] ? __kasan_slab_free+0x5c/0x80
[ 280.841133][ C1] ? kfree+0x19a/0x6d0
[ 280.841147][ C1] ? tomoyo_check_open_permission+0x2c2/0x3b0
[ 280.841165][ C1] ? do_dentry_open+0x384/0x13f0
[ 280.841185][ C1] ? vfs_open+0x3b/0x340
[ 280.841204][ C1] ? path_openat+0x2ee5/0x3830
[ 280.841224][ C1] ? __lock_acquire+0xab9/0xd20
[ 280.841262][ C1] ? __lock_acquire+0xab9/0xd20
[ 280.841282][ C1] ? __lock_acquire+0xab9/0xd20
[ 280.841306][ C1] ? __lock_acquire+0xab9/0xd20
[ 280.841330][ C1] ? __lock_acquire+0xab9/0xd20
[ 280.841357][ C1] ? is_bpf_text_address+0x26/0x2b0
[ 280.841380][ C1] ? is_bpf_text_address+0x292/0x2b0
[ 280.841404][ C1] ? is_bpf_text_address+0x26/0x2b0
[ 280.841424][ C1] ? kernel_text_address+0xa5/0xe0
[ 280.841442][ C1] ? __kernel_text_address+0xd/0x40
[ 280.841459][ C1] ? unwind_get_return_address+0x4d/0x90
[ 280.841480][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 280.841496][ C1] ? arch_stack_walk+0xfc/0x150
[ 280.841522][ C1] ? stack_trace_save+0x9c/0xe0
[ 280.841537][ C1] ? __pfx_stack_trace_save+0x10/0x10
[ 280.841553][ C1] ? stack_depot_save_flags+0x40/0x860
[ 280.841576][ C1] ? kasan_save_track+0x4f/0x80
[ 280.841592][ C1] ? kasan_save_track+0x3e/0x80
[ 280.841608][ C1] ? __kasan_save_free_info+0x46/0x50
[ 280.841622][ C1] ? __kasan_slab_free+0x5c/0x80
[ 280.841639][ C1] ? kfree+0x19a/0x6d0
[ 280.841653][ C1] ? tomoyo_path_number_perm+0x47a/0x5a0
[ 280.841668][ C1] ? security_file_ioctl+0xcb/0x2d0
[ 280.841683][ C1] ? __se_sys_ioctl+0x47/0x170
[ 280.841698][ C1] ? do_syscall_64+0xfa/0xfa0
[ 280.841714][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.841741][ C1] ? __asan_memset+0x22/0x50
[ 280.841756][ C1] ? blk_get_meta_cap+0x18c/0x750
[ 280.841787][ C1] ? __pfx_blkdev_common_ioctl+0x10/0x10
[ 280.841808][ C1] ? do_vfs_ioctl+0xbe8/0x1430
[ 280.841823][ C1] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 280.841840][ C1] ? __pfx_do_vfs_ioctl+0x10/0x10
[ 280.841870][ C1] ? __pfx_lo_ioctl+0x10/0x10
[ 280.841890][ C1] blkdev_ioctl+0x5af/0x6d0
[ 280.841911][ C1] ? __pfx_blkdev_ioctl+0x10/0x10
[ 280.841928][ C1] ? __fget_files+0x3a0/0x420
[ 280.841948][ C1] ? __fget_files+0x2a/0x420
[ 280.841968][ C1] ? bpf_lsm_file_ioctl+0x9/0x20
[ 280.841989][ C1] ? __pfx_blkdev_ioctl+0x10/0x10
[ 280.842009][ C1] __se_sys_ioctl+0xfc/0x170
[ 280.842026][ C1] do_syscall_64+0xfa/0xfa0
[ 280.842042][ C1] ? lockdep_hardirqs_on+0x9c/0x150
[ 280.842059][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.842074][ C1] ? clear_bhb_loop+0x60/0xb0
[ 280.842092][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.842107][ C1] RIP: 0033:0x7f7c5658e7eb
[ 280.842122][ C1] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
[ 280.842135][ C1] RSP: 002b:00007f7c57455dc0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 280.842151][ C1] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7c5658e7eb
[ 280.842163][ C1] RDX: 0000000000000003 RSI: 0000000000004c00 RDI: 0000000000000004
[ 280.842173][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000001f78a
[ 280.842183][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
[ 280.842193][ C1] R13: 00007f7c57455ef0 R14: 00007f7c57455eb0 R15: 00007f7c4d600000
[ 280.842213][ C1]
[ 281.620740][ T7289] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 281.628419][ T7289] CPU: 0 UID: 0 PID: 7289 Comm: syz.1.207 Not tainted syzkaller #0 PREEMPT(full)
[ 281.628442][ T7289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 281.628452][ T7289] Call Trace:
[ 281.628460][ T7289]
[ 281.628467][ T7289] dump_stack_lvl+0x189/0x250
[ 281.628492][ T7289] ? __pfx_dump_stack_lvl+0x10/0x10
[ 281.628507][ T7289] ? __pfx__printk+0x10/0x10
[ 281.628526][ T7289] ? kernfs_path_from_node+0x250/0x290
[ 281.628540][ T7289] ? kernfs_path_from_node+0x2f/0x290
[ 281.628558][ T7289] sysfs_create_dir_ns+0x259/0x280
[ 281.628575][ T7289] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 281.628591][ T7289] ? do_raw_spin_unlock+0x122/0x240
[ 281.628609][ T7289] kobject_add_internal+0x59f/0xb40
[ 281.628642][ T7289] kobject_init_and_add+0x125/0x190
[ 281.628665][ T7289] ? __pfx_kobject_init_and_add+0x10/0x10
[ 281.628684][ T7289] ? __raw_spin_lock_init+0x45/0x100
[ 281.628700][ T7289] ? __init_swait_queue_head+0xa9/0x150
[ 281.628718][ T7289] gfs2_sys_fs_add+0x234/0x450
[ 281.628740][ T7289] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 281.628765][ T7289] ? is_dynamic_key+0xd6/0x1c0
[ 281.628782][ T7289] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 281.628808][ T7289] gfs2_fill_super+0x13e8/0x2230
[ 281.628836][ T7289] ? __pfx_gfs2_fill_super+0x10/0x10
[ 281.628855][ T7289] ? sb_set_blocksize+0x104/0x180
[ 281.628875][ T7289] ? setup_bdev_super+0x4c1/0x5b0
[ 281.628895][ T7289] get_tree_bdev_flags+0x40e/0x4d0
[ 281.628912][ T7289] ? __pfx_gfs2_fill_super+0x10/0x10
[ 281.628928][ T7289] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 281.628943][ T7289] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 281.628972][ T7289] gfs2_get_tree+0x51/0x1e0
[ 281.628990][ T7289] vfs_get_tree+0x92/0x2b0
[ 281.629009][ T7289] do_new_mount+0x302/0xa10
[ 281.629025][ T7289] ? apparmor_capable+0x137/0x1b0
[ 281.629050][ T7289] ? __pfx_do_new_mount+0x10/0x10
[ 281.629067][ T7289] ? ns_capable+0x8a/0xf0
[ 281.629089][ T7289] ? kmem_cache_free+0x19b/0x690
[ 281.629114][ T7289] __se_sys_mount+0x313/0x410
[ 281.629137][ T7289] ? __pfx___se_sys_mount+0x10/0x10
[ 281.629157][ T7289] ? do_syscall_64+0xbe/0xfa0
[ 281.629172][ T7289] ? __x64_sys_mount+0x20/0xc0
[ 281.629191][ T7289] do_syscall_64+0xfa/0xfa0
[ 281.629206][ T7289] ? lockdep_hardirqs_on+0x9c/0x150
[ 281.629222][ T7289] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 281.629235][ T7289] ? clear_bhb_loop+0x60/0xb0
[ 281.629253][ T7289] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 281.629266][ T7289] RIP: 0033:0x7f7c5659038a
[ 281.629279][ T7289] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 281.629292][ T7289] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 281.629308][ T7289] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 281.629319][ T7289] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 281.629329][ T7289] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 281.629339][ T7289] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 281.629348][ T7289] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 281.629373][ T7289]
[ 281.629399][ T7289] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 281.957195][ T7289] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:06:06 executed programs: 193
[ 282.290126][ T7293] loop1: detected capacity change from 0 to 32768
[ 282.304388][ T7293] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 282.312325][ T7293] CPU: 0 UID: 0 PID: 7293 Comm: syz.1.208 Not tainted syzkaller #0 PREEMPT(full)
[ 282.312348][ T7293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 282.312358][ T7293] Call Trace:
[ 282.312365][ T7293]
[ 282.312373][ T7293] dump_stack_lvl+0x189/0x250
[ 282.312400][ T7293] ? __pfx_dump_stack_lvl+0x10/0x10
[ 282.312420][ T7293] ? __pfx__printk+0x10/0x10
[ 282.312444][ T7293] ? kernfs_path_from_node+0x250/0x290
[ 282.312461][ T7293] ? kernfs_path_from_node+0x2f/0x290
[ 282.312483][ T7293] sysfs_create_dir_ns+0x259/0x280
[ 282.312504][ T7293] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 282.312524][ T7293] ? do_raw_spin_unlock+0x122/0x240
[ 282.312548][ T7293] kobject_add_internal+0x59f/0xb40
[ 282.312580][ T7293] kobject_init_and_add+0x125/0x190
[ 282.312607][ T7293] ? __pfx_kobject_init_and_add+0x10/0x10
[ 282.312631][ T7293] ? __raw_spin_lock_init+0x45/0x100
[ 282.312651][ T7293] ? __init_swait_queue_head+0xa9/0x150
[ 282.312675][ T7293] gfs2_sys_fs_add+0x234/0x450
[ 282.312703][ T7293] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 282.312735][ T7293] ? is_dynamic_key+0xd6/0x1c0
[ 282.312756][ T7293] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 282.312789][ T7293] gfs2_fill_super+0x13e8/0x2230
[ 282.312825][ T7293] ? __pfx_gfs2_fill_super+0x10/0x10
[ 282.312849][ T7293] ? sb_set_blocksize+0x104/0x180
[ 282.312874][ T7293] ? setup_bdev_super+0x4c1/0x5b0
[ 282.312899][ T7293] get_tree_bdev_flags+0x40e/0x4d0
[ 282.312921][ T7293] ? __pfx_gfs2_fill_super+0x10/0x10
[ 282.312940][ T7293] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 282.312959][ T7293] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 282.312995][ T7293] gfs2_get_tree+0x51/0x1e0
[ 282.313019][ T7293] vfs_get_tree+0x92/0x2b0
[ 282.313044][ T7293] do_new_mount+0x302/0xa10
[ 282.313065][ T7293] ? apparmor_capable+0x137/0x1b0
[ 282.313096][ T7293] ? __pfx_do_new_mount+0x10/0x10
[ 282.313118][ T7293] ? ns_capable+0x8a/0xf0
[ 282.313142][ T7293] ? kmem_cache_free+0x19b/0x690
[ 282.313173][ T7293] __se_sys_mount+0x313/0x410
[ 282.313201][ T7293] ? __pfx___se_sys_mount+0x10/0x10
[ 282.313226][ T7293] ? do_syscall_64+0xbe/0xfa0
[ 282.313244][ T7293] ? __x64_sys_mount+0x20/0xc0
[ 282.313267][ T7293] do_syscall_64+0xfa/0xfa0
[ 282.313296][ T7293] ? lockdep_hardirqs_on+0x9c/0x150
[ 282.313316][ T7293] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 282.313333][ T7293] ? clear_bhb_loop+0x60/0xb0
[ 282.313355][ T7293] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 282.313372][ T7293] RIP: 0033:0x7f7c5659038a
[ 282.313390][ T7293] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 282.313405][ T7293] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 282.313425][ T7293] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 282.313438][ T7293] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 282.313451][ T7293] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 282.313464][ T7293] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 282.313476][ T7293] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 282.313506][ T7293]
[ 282.313539][ T7293] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 282.641634][ T7293] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 282.981331][ T7297] loop1: detected capacity change from 0 to 32768
[ 282.994727][ T7297] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 283.008935][ T7297] CPU: 0 UID: 0 PID: 7297 Comm: syz.1.209 Not tainted syzkaller #0 PREEMPT(full)
[ 283.008960][ T7297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 283.008972][ T7297] Call Trace:
[ 283.008980][ T7297]
[ 283.008989][ T7297] dump_stack_lvl+0x189/0x250
[ 283.009017][ T7297] ? __pfx_dump_stack_lvl+0x10/0x10
[ 283.009037][ T7297] ? __pfx__printk+0x10/0x10
[ 283.009061][ T7297] ? kernfs_path_from_node+0x250/0x290
[ 283.009080][ T7297] ? kernfs_path_from_node+0x2f/0x290
[ 283.009102][ T7297] sysfs_create_dir_ns+0x259/0x280
[ 283.009124][ T7297] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 283.009145][ T7297] ? do_raw_spin_unlock+0x122/0x240
[ 283.009170][ T7297] kobject_add_internal+0x59f/0xb40
[ 283.009202][ T7297] kobject_init_and_add+0x125/0x190
[ 283.009230][ T7297] ? __pfx_kobject_init_and_add+0x10/0x10
[ 283.009255][ T7297] ? __raw_spin_lock_init+0x45/0x100
[ 283.009275][ T7297] ? __init_swait_queue_head+0xa9/0x150
[ 283.009299][ T7297] gfs2_sys_fs_add+0x234/0x450
[ 283.009334][ T7297] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 283.009366][ T7297] ? is_dynamic_key+0xd6/0x1c0
[ 283.009387][ T7297] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 283.009421][ T7297] gfs2_fill_super+0x13e8/0x2230
[ 283.009457][ T7297] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.009483][ T7297] ? sb_set_blocksize+0x104/0x180
[ 283.009508][ T7297] ? setup_bdev_super+0x4c1/0x5b0
[ 283.009533][ T7297] get_tree_bdev_flags+0x40e/0x4d0
[ 283.009555][ T7297] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.009575][ T7297] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 283.009595][ T7297] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 283.009631][ T7297] gfs2_get_tree+0x51/0x1e0
[ 283.009655][ T7297] vfs_get_tree+0x92/0x2b0
[ 283.009681][ T7297] do_new_mount+0x302/0xa10
[ 283.009701][ T7297] ? apparmor_capable+0x137/0x1b0
[ 283.009730][ T7297] ? __pfx_do_new_mount+0x10/0x10
[ 283.009750][ T7297] ? ns_capable+0x8a/0xf0
[ 283.009776][ T7297] ? kmem_cache_free+0x19b/0x690
[ 283.009806][ T7297] __se_sys_mount+0x313/0x410
[ 283.009834][ T7297] ? __pfx___se_sys_mount+0x10/0x10
[ 283.009860][ T7297] ? do_syscall_64+0xbe/0xfa0
[ 283.009879][ T7297] ? __x64_sys_mount+0x20/0xc0
[ 283.009904][ T7297] do_syscall_64+0xfa/0xfa0
[ 283.009923][ T7297] ? lockdep_hardirqs_on+0x9c/0x150
[ 283.009942][ T7297] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.009959][ T7297] ? clear_bhb_loop+0x60/0xb0
[ 283.009981][ T7297] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.009996][ T7297] RIP: 0033:0x7f7c5659038a
[ 283.010013][ T7297] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 283.010028][ T7297] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 283.010049][ T7297] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 283.010062][ T7297] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 283.010074][ T7297] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 283.010087][ T7297] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 283.010098][ T7297] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 283.010124][ T7297]
[ 283.010703][ T7297] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 283.338902][ T7297] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 283.675762][ T7301] loop1: detected capacity change from 0 to 32768
[ 283.688941][ T7301] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 283.704201][ T7301] CPU: 0 UID: 0 PID: 7301 Comm: syz.1.210 Not tainted syzkaller #0 PREEMPT(full)
[ 283.704226][ T7301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 283.704247][ T7301] Call Trace:
[ 283.704255][ T7301]
[ 283.704263][ T7301] dump_stack_lvl+0x189/0x250
[ 283.704290][ T7301] ? __pfx_dump_stack_lvl+0x10/0x10
[ 283.704311][ T7301] ? __pfx__printk+0x10/0x10
[ 283.704335][ T7301] ? kernfs_path_from_node+0x250/0x290
[ 283.704354][ T7301] ? kernfs_path_from_node+0x2f/0x290
[ 283.704377][ T7301] sysfs_create_dir_ns+0x259/0x280
[ 283.704399][ T7301] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 283.704419][ T7301] ? do_raw_spin_unlock+0x122/0x240
[ 283.704443][ T7301] kobject_add_internal+0x59f/0xb40
[ 283.704475][ T7301] kobject_init_and_add+0x125/0x190
[ 283.704501][ T7301] ? __pfx_kobject_init_and_add+0x10/0x10
[ 283.704524][ T7301] ? __raw_spin_lock_init+0x45/0x100
[ 283.704543][ T7301] ? __init_swait_queue_head+0xa9/0x150
[ 283.704567][ T7301] gfs2_sys_fs_add+0x234/0x450
[ 283.704594][ T7301] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 283.704625][ T7301] ? is_dynamic_key+0xd6/0x1c0
[ 283.704647][ T7301] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 283.704680][ T7301] gfs2_fill_super+0x13e8/0x2230
[ 283.704716][ T7301] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.704742][ T7301] ? sb_set_blocksize+0x104/0x180
[ 283.704766][ T7301] ? setup_bdev_super+0x4c1/0x5b0
[ 283.704790][ T7301] get_tree_bdev_flags+0x40e/0x4d0
[ 283.704812][ T7301] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.704833][ T7301] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 283.704853][ T7301] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 283.704889][ T7301] gfs2_get_tree+0x51/0x1e0
[ 283.704914][ T7301] vfs_get_tree+0x92/0x2b0
[ 283.704937][ T7301] do_new_mount+0x302/0xa10
[ 283.704957][ T7301] ? apparmor_capable+0x137/0x1b0
[ 283.704987][ T7301] ? __pfx_do_new_mount+0x10/0x10
[ 283.705008][ T7301] ? ns_capable+0x8a/0xf0
[ 283.705034][ T7301] ? kmem_cache_free+0x19b/0x690
[ 283.705065][ T7301] __se_sys_mount+0x313/0x410
[ 283.705094][ T7301] ? __pfx___se_sys_mount+0x10/0x10
[ 283.705119][ T7301] ? do_syscall_64+0xbe/0xfa0
[ 283.705138][ T7301] ? __x64_sys_mount+0x20/0xc0
[ 283.705162][ T7301] do_syscall_64+0xfa/0xfa0
[ 283.705181][ T7301] ? lockdep_hardirqs_on+0x9c/0x150
[ 283.705201][ T7301] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.705218][ T7301] ? clear_bhb_loop+0x60/0xb0
[ 283.705250][ T7301] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.705267][ T7301] RIP: 0033:0x7f7c5659038a
[ 283.705284][ T7301] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 283.705300][ T7301] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 283.705320][ T7301] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 283.705334][ T7301] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 283.705346][ T7301] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 283.705359][ T7301] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 283.705371][ T7301] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 283.705404][ T7301]
[ 283.705431][ T7301] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 284.032332][ T7301] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 284.365458][ T7305] loop1: detected capacity change from 0 to 32768
[ 284.388052][ T7305] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 284.395478][ T7305] CPU: 1 UID: 0 PID: 7305 Comm: syz.1.211 Not tainted syzkaller #0 PREEMPT(full)
[ 284.395502][ T7305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 284.395514][ T7305] Call Trace:
[ 284.395522][ T7305]
[ 284.395530][ T7305] dump_stack_lvl+0x189/0x250
[ 284.395559][ T7305] ? __pfx_dump_stack_lvl+0x10/0x10
[ 284.395580][ T7305] ? __pfx__printk+0x10/0x10
[ 284.395605][ T7305] ? kernfs_path_from_node+0x250/0x290
[ 284.395623][ T7305] ? kernfs_path_from_node+0x2f/0x290
[ 284.395645][ T7305] sysfs_create_dir_ns+0x259/0x280
[ 284.395666][ T7305] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 284.395686][ T7305] ? do_raw_spin_unlock+0x122/0x240
[ 284.395710][ T7305] kobject_add_internal+0x59f/0xb40
[ 284.395742][ T7305] kobject_init_and_add+0x125/0x190
[ 284.395770][ T7305] ? __pfx_kobject_init_and_add+0x10/0x10
[ 284.395793][ T7305] ? __raw_spin_lock_init+0x45/0x100
[ 284.395813][ T7305] ? __init_swait_queue_head+0xa9/0x150
[ 284.395836][ T7305] gfs2_sys_fs_add+0x234/0x450
[ 284.395863][ T7305] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 284.395894][ T7305] ? is_dynamic_key+0xd6/0x1c0
[ 284.395916][ T7305] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 284.395955][ T7305] gfs2_fill_super+0x13e8/0x2230
[ 284.395992][ T7305] ? __pfx_gfs2_fill_super+0x10/0x10
[ 284.396016][ T7305] ? sb_set_blocksize+0x104/0x180
[ 284.396040][ T7305] ? setup_bdev_super+0x4c1/0x5b0
[ 284.396066][ T7305] get_tree_bdev_flags+0x40e/0x4d0
[ 284.396088][ T7305] ? __pfx_gfs2_fill_super+0x10/0x10
[ 284.396112][ T7305] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 284.396129][ T7305] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 284.396165][ T7305] gfs2_get_tree+0x51/0x1e0
[ 284.396189][ T7305] vfs_get_tree+0x92/0x2b0
[ 284.396213][ T7305] do_new_mount+0x302/0xa10
[ 284.396234][ T7305] ? apparmor_capable+0x137/0x1b0
[ 284.396264][ T7305] ? __pfx_do_new_mount+0x10/0x10
[ 284.396286][ T7305] ? ns_capable+0x8a/0xf0
[ 284.396312][ T7305] ? kmem_cache_free+0x19b/0x690
[ 284.396345][ T7305] __se_sys_mount+0x313/0x410
[ 284.396373][ T7305] ? __pfx___se_sys_mount+0x10/0x10
[ 284.396399][ T7305] ? do_syscall_64+0xbe/0xfa0
[ 284.396427][ T7305] ? __x64_sys_mount+0x20/0xc0
[ 284.396453][ T7305] do_syscall_64+0xfa/0xfa0
[ 284.396473][ T7305] ? lockdep_hardirqs_on+0x9c/0x150
[ 284.396495][ T7305] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 284.396514][ T7305] ? clear_bhb_loop+0x60/0xb0
[ 284.396537][ T7305] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 284.396556][ T7305] RIP: 0033:0x7f7c5659038a
[ 284.396574][ T7305] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 284.396591][ T7305] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 284.396611][ T7305] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 284.396626][ T7305] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 284.396639][ T7305] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 284.396653][ T7305] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 284.396665][ T7305] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 284.396698][ T7305]
[ 284.710443][ T7305] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 284.724518][ T7305] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 285.065340][ T7309] loop1: detected capacity change from 0 to 32768
[ 285.086094][ T7309] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 285.094057][ T7309] CPU: 1 UID: 0 PID: 7309 Comm: syz.1.212 Not tainted syzkaller #0 PREEMPT(full)
[ 285.094082][ T7309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 285.094094][ T7309] Call Trace:
[ 285.094102][ T7309]
[ 285.094110][ T7309] dump_stack_lvl+0x189/0x250
[ 285.094146][ T7309] ? __pfx_dump_stack_lvl+0x10/0x10
[ 285.094165][ T7309] ? __pfx__printk+0x10/0x10
[ 285.094189][ T7309] ? kernfs_path_from_node+0x250/0x290
[ 285.094207][ T7309] ? kernfs_path_from_node+0x2f/0x290
[ 285.094230][ T7309] sysfs_create_dir_ns+0x259/0x280
[ 285.094252][ T7309] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 285.094271][ T7309] ? do_raw_spin_unlock+0x122/0x240
[ 285.094295][ T7309] kobject_add_internal+0x59f/0xb40
[ 285.094327][ T7309] kobject_init_and_add+0x125/0x190
[ 285.094357][ T7309] ? __pfx_kobject_init_and_add+0x10/0x10
[ 285.094381][ T7309] ? __raw_spin_lock_init+0x45/0x100
[ 285.094402][ T7309] ? __init_swait_queue_head+0xa9/0x150
[ 285.094426][ T7309] gfs2_sys_fs_add+0x234/0x450
[ 285.094452][ T7309] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 285.094483][ T7309] ? is_dynamic_key+0xd6/0x1c0
[ 285.094504][ T7309] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 285.094537][ T7309] gfs2_fill_super+0x13e8/0x2230
[ 285.094571][ T7309] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.094595][ T7309] ? sb_set_blocksize+0x104/0x180
[ 285.094620][ T7309] ? setup_bdev_super+0x4c1/0x5b0
[ 285.094644][ T7309] get_tree_bdev_flags+0x40e/0x4d0
[ 285.094666][ T7309] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.094686][ T7309] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 285.094706][ T7309] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 285.094740][ T7309] gfs2_get_tree+0x51/0x1e0
[ 285.094764][ T7309] vfs_get_tree+0x92/0x2b0
[ 285.094789][ T7309] do_new_mount+0x302/0xa10
[ 285.094809][ T7309] ? apparmor_capable+0x137/0x1b0
[ 285.094838][ T7309] ? __pfx_do_new_mount+0x10/0x10
[ 285.094860][ T7309] ? ns_capable+0x8a/0xf0
[ 285.094888][ T7309] ? kmem_cache_free+0x19b/0x690
[ 285.094920][ T7309] __se_sys_mount+0x313/0x410
[ 285.094950][ T7309] ? __pfx___se_sys_mount+0x10/0x10
[ 285.094977][ T7309] ? do_syscall_64+0xbe/0xfa0
[ 285.094995][ T7309] ? __x64_sys_mount+0x20/0xc0
[ 285.095019][ T7309] do_syscall_64+0xfa/0xfa0
[ 285.095038][ T7309] ? lockdep_hardirqs_on+0x9c/0x150
[ 285.095057][ T7309] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.095075][ T7309] ? clear_bhb_loop+0x60/0xb0
[ 285.095096][ T7309] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.095113][ T7309] RIP: 0033:0x7f7c5659038a
[ 285.095139][ T7309] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 285.095155][ T7309] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 285.095175][ T7309] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 285.095189][ T7309] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 285.095202][ T7309] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 285.095214][ T7309] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 285.095227][ T7309] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 285.095256][ T7309]
[ 285.095283][ T7309] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 285.423104][ T7309] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 285.760785][ T7313] loop1: detected capacity change from 0 to 32768
[ 285.786382][ T7313] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 285.794012][ T7313] CPU: 1 UID: 0 PID: 7313 Comm: syz.1.213 Not tainted syzkaller #0 PREEMPT(full)
[ 285.794045][ T7313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 285.794056][ T7313] Call Trace:
[ 285.794064][ T7313]
[ 285.794072][ T7313] dump_stack_lvl+0x189/0x250
[ 285.794099][ T7313] ? __pfx_dump_stack_lvl+0x10/0x10
[ 285.794119][ T7313] ? __pfx__printk+0x10/0x10
[ 285.794144][ T7313] ? kernfs_path_from_node+0x250/0x290
[ 285.794161][ T7313] ? kernfs_path_from_node+0x2f/0x290
[ 285.794182][ T7313] sysfs_create_dir_ns+0x259/0x280
[ 285.794204][ T7313] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 285.794225][ T7313] ? do_raw_spin_unlock+0x122/0x240
[ 285.794250][ T7313] kobject_add_internal+0x59f/0xb40
[ 285.794281][ T7313] kobject_init_and_add+0x125/0x190
[ 285.794310][ T7313] ? __pfx_kobject_init_and_add+0x10/0x10
[ 285.794334][ T7313] ? __raw_spin_lock_init+0x45/0x100
[ 285.794354][ T7313] ? __init_swait_queue_head+0xa9/0x150
[ 285.794376][ T7313] gfs2_sys_fs_add+0x234/0x450
[ 285.794403][ T7313] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 285.794433][ T7313] ? is_dynamic_key+0xd6/0x1c0
[ 285.794454][ T7313] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 285.794484][ T7313] gfs2_fill_super+0x13e8/0x2230
[ 285.794518][ T7313] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.794541][ T7313] ? sb_set_blocksize+0x104/0x180
[ 285.794566][ T7313] ? setup_bdev_super+0x4c1/0x5b0
[ 285.794590][ T7313] get_tree_bdev_flags+0x40e/0x4d0
[ 285.794611][ T7313] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.794632][ T7313] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 285.794651][ T7313] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 285.794686][ T7313] gfs2_get_tree+0x51/0x1e0
[ 285.794710][ T7313] vfs_get_tree+0x92/0x2b0
[ 285.794734][ T7313] do_new_mount+0x302/0xa10
[ 285.794755][ T7313] ? apparmor_capable+0x137/0x1b0
[ 285.794785][ T7313] ? __pfx_do_new_mount+0x10/0x10
[ 285.794807][ T7313] ? ns_capable+0x8a/0xf0
[ 285.794834][ T7313] ? kmem_cache_free+0x19b/0x690
[ 285.794867][ T7313] __se_sys_mount+0x313/0x410
[ 285.794896][ T7313] ? __pfx___se_sys_mount+0x10/0x10
[ 285.794922][ T7313] ? do_syscall_64+0xbe/0xfa0
[ 285.794941][ T7313] ? __x64_sys_mount+0x20/0xc0
[ 285.794965][ T7313] do_syscall_64+0xfa/0xfa0
[ 285.794983][ T7313] ? lockdep_hardirqs_on+0x9c/0x150
[ 285.795002][ T7313] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.795029][ T7313] ? clear_bhb_loop+0x60/0xb0
[ 285.795050][ T7313] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.795067][ T7313] RIP: 0033:0x7f7c5659038a
[ 285.795084][ T7313] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 285.795100][ T7313] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 285.795120][ T7313] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 285.795133][ T7313] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 285.795145][ T7313] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 285.795156][ T7313] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 285.795169][ T7313] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 285.795199][ T7313]
[ 285.795238][ T7313] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 286.125894][ T7313] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 286.459905][ T7317] loop1: detected capacity change from 0 to 32768
[ 286.477465][ T7317] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 286.486491][ T7317] CPU: 1 UID: 0 PID: 7317 Comm: syz.1.214 Not tainted syzkaller #0 PREEMPT(full)
[ 286.486517][ T7317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 286.486528][ T7317] Call Trace:
[ 286.486537][ T7317]
[ 286.486545][ T7317] dump_stack_lvl+0x189/0x250
[ 286.486573][ T7317] ? __pfx_dump_stack_lvl+0x10/0x10
[ 286.486593][ T7317] ? __pfx__printk+0x10/0x10
[ 286.486618][ T7317] ? kernfs_path_from_node+0x250/0x290
[ 286.486636][ T7317] ? kernfs_path_from_node+0x2f/0x290
[ 286.486659][ T7317] sysfs_create_dir_ns+0x259/0x280
[ 286.486682][ T7317] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 286.486703][ T7317] ? do_raw_spin_unlock+0x122/0x240
[ 286.486727][ T7317] kobject_add_internal+0x59f/0xb40
[ 286.486760][ T7317] kobject_init_and_add+0x125/0x190
[ 286.486789][ T7317] ? __pfx_kobject_init_and_add+0x10/0x10
[ 286.486813][ T7317] ? __raw_spin_lock_init+0x45/0x100
[ 286.486834][ T7317] ? __init_swait_queue_head+0xa9/0x150
[ 286.486858][ T7317] gfs2_sys_fs_add+0x234/0x450
[ 286.486886][ T7317] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 286.486917][ T7317] ? is_dynamic_key+0xd6/0x1c0
[ 286.486939][ T7317] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 286.486973][ T7317] gfs2_fill_super+0x13e8/0x2230
[ 286.487009][ T7317] ? __pfx_gfs2_fill_super+0x10/0x10
[ 286.487034][ T7317] ? sb_set_blocksize+0x104/0x180
[ 286.487060][ T7317] ? setup_bdev_super+0x4c1/0x5b0
[ 286.487085][ T7317] get_tree_bdev_flags+0x40e/0x4d0
[ 286.487107][ T7317] ? __pfx_gfs2_fill_super+0x10/0x10
[ 286.487127][ T7317] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 286.487147][ T7317] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 286.487184][ T7317] gfs2_get_tree+0x51/0x1e0
[ 286.487207][ T7317] vfs_get_tree+0x92/0x2b0
[ 286.487231][ T7317] do_new_mount+0x302/0xa10
[ 286.487252][ T7317] ? apparmor_capable+0x137/0x1b0
[ 286.487289][ T7317] ? __pfx_do_new_mount+0x10/0x10
[ 286.487312][ T7317] ? ns_capable+0x8a/0xf0
[ 286.487339][ T7317] ? kmem_cache_free+0x19b/0x690
[ 286.487372][ T7317] __se_sys_mount+0x313/0x410
[ 286.487401][ T7317] ? __pfx___se_sys_mount+0x10/0x10
[ 286.487428][ T7317] ? do_syscall_64+0xbe/0xfa0
[ 286.487447][ T7317] ? __x64_sys_mount+0x20/0xc0
[ 286.487471][ T7317] do_syscall_64+0xfa/0xfa0
[ 286.487490][ T7317] ? lockdep_hardirqs_on+0x9c/0x150
[ 286.487510][ T7317] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 286.487529][ T7317] ? clear_bhb_loop+0x60/0xb0
[ 286.487551][ T7317] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 286.487569][ T7317] RIP: 0033:0x7f7c5659038a
[ 286.487586][ T7317] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 286.487601][ T7317] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 286.487622][ T7317] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 286.487635][ T7317] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 286.487649][ T7317] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 286.487662][ T7317] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 286.487674][ T7317] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 286.487706][ T7317]
[ 286.487733][ T7317] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 286.817523][ T7317] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 287.150152][ T7321] loop1: detected capacity change from 0 to 32768
[ 287.162898][ T7321] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 287.171055][ T7321] CPU: 1 UID: 0 PID: 7321 Comm: syz.1.215 Not tainted syzkaller #0 PREEMPT(full)
[ 287.171080][ T7321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 287.171091][ T7321] Call Trace:
[ 287.171099][ T7321]
[ 287.171106][ T7321] dump_stack_lvl+0x189/0x250
[ 287.171133][ T7321] ? __pfx_dump_stack_lvl+0x10/0x10
[ 287.171151][ T7321] ? __pfx__printk+0x10/0x10
[ 287.171173][ T7321] ? kernfs_path_from_node+0x250/0x290
[ 287.171199][ T7321] ? kernfs_path_from_node+0x2f/0x290
[ 287.171221][ T7321] sysfs_create_dir_ns+0x259/0x280
[ 287.171238][ T7321] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 287.171256][ T7321] ? do_raw_spin_unlock+0x122/0x240
[ 287.171279][ T7321] kobject_add_internal+0x59f/0xb40
[ 287.171308][ T7321] kobject_init_and_add+0x125/0x190
[ 287.171334][ T7321] ? __pfx_kobject_init_and_add+0x10/0x10
[ 287.171357][ T7321] ? __raw_spin_lock_init+0x45/0x100
[ 287.171376][ T7321] ? __init_swait_queue_head+0xa9/0x150
[ 287.171398][ T7321] gfs2_sys_fs_add+0x234/0x450
[ 287.171425][ T7321] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 287.171454][ T7321] ? is_dynamic_key+0xd6/0x1c0
[ 287.171475][ T7321] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 287.171506][ T7321] gfs2_fill_super+0x13e8/0x2230
[ 287.171540][ T7321] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.171565][ T7321] ? sb_set_blocksize+0x104/0x180
[ 287.171590][ T7321] ? setup_bdev_super+0x4c1/0x5b0
[ 287.171613][ T7321] get_tree_bdev_flags+0x40e/0x4d0
[ 287.171633][ T7321] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.171654][ T7321] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 287.171673][ T7321] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 287.171711][ T7321] gfs2_get_tree+0x51/0x1e0
[ 287.171734][ T7321] vfs_get_tree+0x92/0x2b0
[ 287.171758][ T7321] do_new_mount+0x302/0xa10
[ 287.171778][ T7321] ? apparmor_capable+0x137/0x1b0
[ 287.171808][ T7321] ? __pfx_do_new_mount+0x10/0x10
[ 287.171829][ T7321] ? ns_capable+0x8a/0xf0
[ 287.171855][ T7321] ? kmem_cache_free+0x19b/0x690
[ 287.171886][ T7321] __se_sys_mount+0x313/0x410
[ 287.171914][ T7321] ? __pfx___se_sys_mount+0x10/0x10
[ 287.171939][ T7321] ? do_syscall_64+0xbe/0xfa0
[ 287.171958][ T7321] ? __x64_sys_mount+0x20/0xc0
[ 287.171982][ T7321] do_syscall_64+0xfa/0xfa0
[ 287.172000][ T7321] ? lockdep_hardirqs_on+0x9c/0x150
[ 287.172020][ T7321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.172038][ T7321] ? clear_bhb_loop+0x60/0xb0
[ 287.172059][ T7321] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.172076][ T7321] RIP: 0033:0x7f7c5659038a
[ 287.172093][ T7321] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 287.172108][ T7321] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 287.172128][ T7321] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 287.172142][ T7321] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 287.172155][ T7321] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 287.172169][ T7321] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 287.172180][ T7321] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 287.172218][ T7321]
[ 287.172243][ T7321] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 287.499826][ T7321] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/10/17 13:06:12 executed programs: 201
[ 287.830648][ T7325] loop1: detected capacity change from 0 to 32768
[ 287.848508][ T7325] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 287.855932][ T7325] CPU: 1 UID: 0 PID: 7325 Comm: syz.1.216 Not tainted syzkaller #0 PREEMPT(full)
[ 287.855961][ T7325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 287.855972][ T7325] Call Trace:
[ 287.855980][ T7325]
[ 287.855988][ T7325] dump_stack_lvl+0x189/0x250
[ 287.856016][ T7325] ? __pfx_dump_stack_lvl+0x10/0x10
[ 287.856037][ T7325] ? __pfx__printk+0x10/0x10
[ 287.856063][ T7325] ? kernfs_path_from_node+0x250/0x290
[ 287.856081][ T7325] ? kernfs_path_from_node+0x2f/0x290
[ 287.856107][ T7325] sysfs_create_dir_ns+0x259/0x280
[ 287.856127][ T7325] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 287.856148][ T7325] ? do_raw_spin_unlock+0x122/0x240
[ 287.856170][ T7325] kobject_add_internal+0x59f/0xb40
[ 287.856203][ T7325] kobject_init_and_add+0x125/0x190
[ 287.856231][ T7325] ? __pfx_kobject_init_and_add+0x10/0x10
[ 287.856255][ T7325] ? __raw_spin_lock_init+0x45/0x100
[ 287.856275][ T7325] ? __init_swait_queue_head+0xa9/0x150
[ 287.856298][ T7325] gfs2_sys_fs_add+0x234/0x450
[ 287.856325][ T7325] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 287.856356][ T7325] ? is_dynamic_key+0xd6/0x1c0
[ 287.856378][ T7325] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 287.856411][ T7325] gfs2_fill_super+0x13e8/0x2230
[ 287.856447][ T7325] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.856472][ T7325] ? sb_set_blocksize+0x104/0x180
[ 287.856496][ T7325] ? setup_bdev_super+0x4c1/0x5b0
[ 287.856522][ T7325] get_tree_bdev_flags+0x40e/0x4d0
[ 287.856543][ T7325] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.856562][ T7325] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 287.856582][ T7325] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 287.856618][ T7325] gfs2_get_tree+0x51/0x1e0
[ 287.856643][ T7325] vfs_get_tree+0x92/0x2b0
[ 287.856667][ T7325] do_new_mount+0x302/0xa10
[ 287.856688][ T7325] ? apparmor_capable+0x137/0x1b0
[ 287.856719][ T7325] ? __pfx_do_new_mount+0x10/0x10
[ 287.856741][ T7325] ? ns_capable+0x8a/0xf0
[ 287.856767][ T7325] ? kmem_cache_free+0x19b/0x690
[ 287.856799][ T7325] __se_sys_mount+0x313/0x410
[ 287.856828][ T7325] ? __pfx___se_sys_mount+0x10/0x10
[ 287.856855][ T7325] ? do_syscall_64+0xbe/0xfa0
[ 287.856873][ T7325] ? __x64_sys_mount+0x20/0xc0
[ 287.856897][ T7325] do_syscall_64+0xfa/0xfa0
[ 287.856916][ T7325] ? lockdep_hardirqs_on+0x9c/0x150
[ 287.856946][ T7325] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.856964][ T7325] ? clear_bhb_loop+0x60/0xb0
[ 287.856987][ T7325] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.857004][ T7325] RIP: 0033:0x7f7c5659038a
[ 287.857022][ T7325] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 287.857037][ T7325] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 287.857057][ T7325] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 287.857071][ T7325] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 287.857084][ T7325] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 287.857096][ T7325] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 287.857108][ T7325] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 287.857140][ T7325]
[ 288.171002][ T7325] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 288.185111][ T7325] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 288.522278][ T7329] loop1: detected capacity change from 0 to 32768
[ 288.534544][ T7329] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 288.551992][ T7329] CPU: 0 UID: 0 PID: 7329 Comm: syz.1.217 Not tainted syzkaller #0 PREEMPT(full)
[ 288.552018][ T7329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 288.552030][ T7329] Call Trace:
[ 288.552038][ T7329]
[ 288.552046][ T7329] dump_stack_lvl+0x189/0x250
[ 288.552074][ T7329] ? __pfx_dump_stack_lvl+0x10/0x10
[ 288.552093][ T7329] ? __pfx__printk+0x10/0x10
[ 288.552117][ T7329] ? kernfs_path_from_node+0x250/0x290
[ 288.552134][ T7329] ? kernfs_path_from_node+0x2f/0x290
[ 288.552157][ T7329] sysfs_create_dir_ns+0x259/0x280
[ 288.552178][ T7329] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 288.552197][ T7329] ? do_raw_spin_unlock+0x122/0x240
[ 288.552222][ T7329] kobject_add_internal+0x59f/0xb40
[ 288.552253][ T7329] kobject_init_and_add+0x125/0x190
[ 288.552281][ T7329] ? __pfx_kobject_init_and_add+0x10/0x10
[ 288.552306][ T7329] ? __raw_spin_lock_init+0x45/0x100
[ 288.552326][ T7329] ? __init_swait_queue_head+0xa9/0x150
[ 288.552349][ T7329] gfs2_sys_fs_add+0x234/0x450
[ 288.552377][ T7329] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 288.552408][ T7329] ? is_dynamic_key+0xd6/0x1c0
[ 288.552430][ T7329] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 288.552462][ T7329] gfs2_fill_super+0x13e8/0x2230
[ 288.552498][ T7329] ? __pfx_gfs2_fill_super+0x10/0x10
[ 288.552524][ T7329] ? sb_set_blocksize+0x104/0x180
[ 288.552549][ T7329] ? setup_bdev_super+0x4c1/0x5b0
[ 288.552574][ T7329] get_tree_bdev_flags+0x40e/0x4d0
[ 288.552596][ T7329] ? __pfx_gfs2_fill_super+0x10/0x10
[ 288.552616][ T7329] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 288.552636][ T7329] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 288.552671][ T7329] gfs2_get_tree+0x51/0x1e0
[ 288.552694][ T7329] vfs_get_tree+0x92/0x2b0
[ 288.552717][ T7329] do_new_mount+0x302/0xa10
[ 288.552737][ T7329] ? apparmor_capable+0x137/0x1b0
[ 288.552767][ T7329] ? __pfx_do_new_mount+0x10/0x10
[ 288.552789][ T7329] ? ns_capable+0x8a/0xf0
[ 288.552815][ T7329] ? kmem_cache_free+0x19b/0x690
[ 288.552848][ T7329] __se_sys_mount+0x313/0x410
[ 288.552885][ T7329] ? __pfx___se_sys_mount+0x10/0x10
[ 288.552912][ T7329] ? do_syscall_64+0xbe/0xfa0
[ 288.552931][ T7329] ? __x64_sys_mount+0x20/0xc0
[ 288.552956][ T7329] do_syscall_64+0xfa/0xfa0
[ 288.552975][ T7329] ? lockdep_hardirqs_on+0x9c/0x150
[ 288.552994][ T7329] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.553012][ T7329] ? clear_bhb_loop+0x60/0xb0
[ 288.553033][ T7329] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.553051][ T7329] RIP: 0033:0x7f7c5659038a
[ 288.553069][ T7329] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 288.553085][ T7329] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 288.553106][ T7329] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 288.553120][ T7329] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 288.553132][ T7329] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 288.553145][ T7329] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 288.553157][ T7329] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 288.553186][ T7329]
[ 288.553240][ T7329] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 288.881518][ T7329] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 289.204340][ T7333] loop1: detected capacity change from 0 to 32768
[ 289.241831][ T7333] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 289.249860][ T7333] CPU: 0 UID: 0 PID: 7333 Comm: syz.1.218 Not tainted syzkaller #0 PREEMPT(full)
[ 289.249885][ T7333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 289.249897][ T7333] Call Trace:
[ 289.249905][ T7333]
[ 289.249914][ T7333] dump_stack_lvl+0x189/0x250
[ 289.249942][ T7333] ? __pfx_dump_stack_lvl+0x10/0x10
[ 289.249962][ T7333] ? __pfx__printk+0x10/0x10
[ 289.249987][ T7333] ? kernfs_path_from_node+0x250/0x290
[ 289.250004][ T7333] ? kernfs_path_from_node+0x2f/0x290
[ 289.250026][ T7333] sysfs_create_dir_ns+0x259/0x280
[ 289.250048][ T7333] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 289.250069][ T7333] ? do_raw_spin_unlock+0x122/0x240
[ 289.250094][ T7333] kobject_add_internal+0x59f/0xb40
[ 289.250127][ T7333] kobject_init_and_add+0x125/0x190
[ 289.250156][ T7333] ? __pfx_kobject_init_and_add+0x10/0x10
[ 289.250180][ T7333] ? __raw_spin_lock_init+0x45/0x100
[ 289.250201][ T7333] ? __init_swait_queue_head+0xa9/0x150
[ 289.250223][ T7333] gfs2_sys_fs_add+0x234/0x450
[ 289.250251][ T7333] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 289.250282][ T7333] ? is_dynamic_key+0xd6/0x1c0
[ 289.250304][ T7333] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 289.250339][ T7333] gfs2_fill_super+0x13e8/0x2230
[ 289.250377][ T7333] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.250401][ T7333] ? sb_set_blocksize+0x104/0x180
[ 289.250425][ T7333] ? setup_bdev_super+0x4c1/0x5b0
[ 289.250450][ T7333] get_tree_bdev_flags+0x40e/0x4d0
[ 289.250472][ T7333] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.250493][ T7333] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 289.250513][ T7333] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 289.250550][ T7333] gfs2_get_tree+0x51/0x1e0
[ 289.250574][ T7333] vfs_get_tree+0x92/0x2b0
[ 289.250598][ T7333] do_new_mount+0x302/0xa10
[ 289.250618][ T7333] ? apparmor_capable+0x137/0x1b0
[ 289.250648][ T7333] ? __pfx_do_new_mount+0x10/0x10
[ 289.250671][ T7333] ? ns_capable+0x8a/0xf0
[ 289.250698][ T7333] ? kmem_cache_free+0x19b/0x690
[ 289.250730][ T7333] __se_sys_mount+0x313/0x410
[ 289.250759][ T7333] ? __pfx___se_sys_mount+0x10/0x10
[ 289.250793][ T7333] ? do_syscall_64+0xbe/0xfa0
[ 289.250813][ T7333] ? __x64_sys_mount+0x20/0xc0
[ 289.250837][ T7333] do_syscall_64+0xfa/0xfa0
[ 289.250857][ T7333] ? lockdep_hardirqs_on+0x9c/0x150
[ 289.250878][ T7333] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.250896][ T7333] ? clear_bhb_loop+0x60/0xb0
[ 289.250918][ T7333] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.250936][ T7333] RIP: 0033:0x7f7c5659038a
[ 289.250953][ T7333] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 289.250969][ T7333] RSP: 002b:00007f7c57455e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 289.250988][ T7333] RAX: ffffffffffffffda RBX: 00007f7c57455ef0 RCX: 00007f7c5659038a
[ 289.251002][ T7333] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f7c57455eb0
[ 289.251015][ T7333] RBP: 000020000001f680 R08: 00007f7c57455ef0 R09: 0000000000000094
[ 289.251028][ T7333] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 289.251040][ T7333] R13: 00007f7c57455eb0 R14: 000000000001f790 R15: 00002000000001c0
[ 289.251072][ T7333]
[ 289.251098][ T7333] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 289.579452][ T7333] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 289.911506][ T7337] loop1: detected capacity change from 0 to 32768
[ 289.924828][ T7337] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 289.932650][ T7337] CPU: 1 UID: 0 PID: 7337 Comm: syz.1.219 Not tainted syzkaller #0 PREEMPT(full)
[ 289.932675][ T7337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 289.932686][ T7337] Call Trace:
[ 289.932694][ T7337]
[ 289.932712][ T7337] dump_stack_lvl+0x189/0x250
[ 289.932740][ T7337] ? __pfx_dump_stack_lvl+0x10/0x10
[ 289.932761][ T7337] ? __pfx__printk+0x10/0x10
[ 289.932786][ T7337] ? kernfs_path_from_node+0x250/0x290
[ 289.932805][ T7337] ? kernfs_path_from_node+0x2f/0x290
[ 289.932828][ T7337] sysfs_create_dir_ns+0x259/0x280
[ 289.932850][ T7337] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 289.932871][ T7337] ? do_raw_spin_unlock+0x122/0x240
[ 289.932895][ T7337] kobject_add_internal+0x59f/0xb40
[ 289.932927][ T7337] kobject_init_and_add+0x125/0x190
[ 289.932953][ T7337] ? __pfx_kobject_init_and_add+0x10/0x10
[ 289.932977][ T7337] ? __raw_spin_lock_init+0x45/0x100
[ 289.932998][ T7337] ? __init_swait_queue_head+0xa9/0x150
[ 289.933019][ T7337] gfs2_sys_fs_add+0x234/0x450
[ 289.933046][ T7337] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 289.933076][ T7337] ? is_dynamic_key+0xd6/0x1c0
[ 289.933098][ T7337] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 289.933130][ T7337] gfs2_fill_super+0x13e8/0x2230
[ 289.933166][ T7337] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.933190][ T7337] ? sb_set_blocksize+0x104/0x180
[ 289.933215][ T7337] ? setup_bdev_super+0x4c1/0x5b0
[ 289.933240][ T7337] get_tree_bdev_flags+0x40e/0x4d0
[ 289.933262][ T7337] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.933282][ T7337] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 289.933300][ T7337] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 289.933347][ T7337] gfs2_get_tree+0x51/0x1e0
[ 289.933369][ T7337] vfs_get_tree+0x92/0x2b0
[ 289.933393][ T7337] do_new_mount+0x302/0xa10
[ 289.933413][ T7337] ? apparmor_capable+0x137/0x1b0
[ 289.933446][ T7337] ? __pfx_do_new_mount+0x10/0x10
[ 289.933468][ T7337] ? ns_capable+0x8a/0xf0
[ 289.933495][ T7337] ? kmem_cache_free+0x19b/0x690
[ 289.933527][ T7337] __se_sys_mount+0x313/0x410
[ 289.933555][ T7337] ? __pfx___se_sys_mount+0x10/0x10
[ 289.933581][ T7337] ? do_syscall_64+0xbe/0xfa0
[ 289.933600][ T7337] ? __x64_sys_mount+0x20/0xc0
[ 289.933624][ T7337] do_syscall_64+0xfa/0xfa0
[ 289.933643][ T7337] ? lockdep_hardirqs_on+0x9c/0x150
[ 289.933664][ T7337] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f