ead lookup took 140ms
[ 596.690174][T10260] loop4: detected capacity change from 0 to 32768
[ 596.703066][ T850] gfs2: fsid=syz:syz.0: jid=0: Done
[ 596.708348][T10248] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 596.789777][T10260] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 596.827707][T10260] CPU: 1 UID: 0 PID: 10260 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 596.827735][T10260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 596.827748][T10260] Call Trace:
[ 596.827757][T10260]
[ 596.827765][T10260] dump_stack_lvl+0x189/0x250
[ 596.827800][T10260] ? __pfx_dump_stack_lvl+0x10/0x10
[ 596.827826][T10260] ? __pfx__printk+0x10/0x10
[ 596.827853][T10260] ? kernfs_path_from_node+0x250/0x290
[ 596.827877][T10260] ? kernfs_path_from_node+0x2f/0x290
[ 596.827906][T10260] sysfs_create_dir_ns+0x259/0x280
[ 596.827932][T10260] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 596.827958][T10260] ? do_raw_spin_unlock+0x122/0x240
[ 596.827989][T10260] kobject_add_internal+0x59f/0xb40
[ 596.828026][T10260] kobject_init_and_add+0x125/0x190
[ 596.828059][T10260] ? __pfx_kobject_init_and_add+0x10/0x10
[ 596.828089][T10260] ? __raw_spin_lock_init+0x45/0x100
[ 596.828117][T10260] ? __init_swait_queue_head+0xa9/0x150
[ 596.828147][T10260] gfs2_sys_fs_add+0x234/0x450
[ 596.828171][T10260] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 596.828198][T10260] ? is_dynamic_key+0xd6/0x1c0
[ 596.828214][T10260] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 596.828255][T10260] gfs2_fill_super+0x13c0/0x20d0
[ 596.828299][T10260] ? __pfx_gfs2_fill_super+0x10/0x10
[ 596.828330][T10260] ? sb_set_blocksize+0x104/0x180
[ 596.828361][T10260] ? setup_bdev_super+0x4c1/0x5b0
[ 596.828393][T10260] get_tree_bdev_flags+0x40e/0x4d0
[ 596.828420][T10260] ? __pfx_gfs2_fill_super+0x10/0x10
[ 596.828454][T10260] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 596.828480][T10260] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 596.828512][T10260] gfs2_get_tree+0x51/0x1e0
[ 596.828541][T10260] vfs_get_tree+0x92/0x2b0
[ 596.828570][T10260] do_new_mount+0x302/0xa10
[ 596.828598][T10260] ? apparmor_capable+0x137/0x1b0
[ 596.828627][T10260] ? __pfx_do_new_mount+0x10/0x10
[ 596.828654][T10260] ? ns_capable+0x8a/0xf0
[ 596.828676][T10260] ? kmem_cache_free+0x19b/0x690
[ 596.828711][T10260] __se_sys_mount+0x313/0x410
[ 596.828735][T10260] ? __pfx___se_sys_mount+0x10/0x10
[ 596.828767][T10260] ? do_syscall_64+0xbe/0xfa0
[ 596.828789][T10260] ? __x64_sys_mount+0x20/0xc0
[ 596.828819][T10260] do_syscall_64+0xfa/0xfa0
[ 596.828839][T10260] ? lockdep_hardirqs_on+0x9c/0x150
[ 596.828864][T10260] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.828882][T10260] ? clear_bhb_loop+0x60/0xb0
[ 596.828904][T10260] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.828923][T10260] RIP: 0033:0x7f328ecf995a
[ 596.828941][T10260] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 596.828959][T10260] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 596.828981][T10260] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 596.828995][T10260] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 596.829008][T10260] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 596.829022][T10260] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 596.829034][T10260] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 596.829066][T10260]
[ 596.829093][T10260] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 596.846304][T10248] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 596.879709][T10260] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 597.065832][T10248] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 597.329028][T10274] loop1: detected capacity change from 0 to 32768
[ 597.346362][T10248] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 597.362095][T10248] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10248 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 597.382217][T10248] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 597.390543][T10248] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 597.404639][T10274] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 597.405280][T10248] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 597.426098][T10248] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 597.433638][T10248] gfs2: fsid=syz:syz.0: File system withdrawn
[ 597.440105][T10248] CPU: 0 UID: 0 PID: 10248 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 597.440132][T10248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 597.440145][T10248] Call Trace:
[ 597.440155][T10248]
[ 597.440163][T10248] dump_stack_lvl+0x189/0x250
[ 597.440196][T10248] ? __pfx_dump_stack_lvl+0x10/0x10
[ 597.440223][T10248] ? __pfx__printk+0x10/0x10
[ 597.440244][T10248] ? kobject_uevent_env+0x36b/0x8c0
[ 597.440285][T10248] gfs2_withdraw+0xb30/0x1430
[ 597.440330][T10248] ? __pfx_gfs2_withdraw+0x10/0x10
[ 597.440371][T10248] ? gfs2_consist_inode_i+0xf5/0x110
[ 597.440402][T10248] inode_go_instantiate+0xaf7/0x1260
[ 597.440435][T10248] ? __pfx_bit_wait+0x10/0x10
[ 597.440469][T10248] ? __pfx_inode_go_instantiate+0x10/0x10
[ 597.440498][T10248] ? __pfx_wake_bit_function+0x10/0x10
[ 597.440532][T10248] gfs2_instantiate+0x168/0x220
[ 597.440563][T10248] gfs2_glock_wait+0x1d4/0x2a0
[ 597.440596][T10248] do_sync+0x46f/0xc60
[ 597.440616][T10248] ? _raw_spin_unlock+0x28/0x50
[ 597.440637][T10248] ? gfs2_quota_sync+0x359/0x460
[ 597.440668][T10248] ? __pfx_do_sync+0x10/0x10
[ 597.440700][T10248] ? gfs2_quota_sync+0x359/0x460
[ 597.440726][T10248] ? do_raw_spin_unlock+0x122/0x240
[ 597.440758][T10248] gfs2_quota_sync+0x359/0x460
[ 597.440795][T10248] gfs2_sync_fs+0x4c/0xb0
[ 597.440814][T10248] sync_filesystem+0xee/0x230
[ 597.440835][T10248] gfs2_reconfigure+0xbb/0xb20
[ 597.440860][T10248] ? _raw_spin_unlock+0x28/0x50
[ 597.440877][T10248] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 597.440911][T10248] reconfigure_super+0x227/0x890
[ 597.440946][T10248] path_mount+0xd1a/0xfe0
[ 597.440974][T10248] ? kmem_cache_free+0x19b/0x690
[ 597.441014][T10248] __se_sys_mount+0x313/0x410
[ 597.441040][T10248] ? __pfx___se_sys_mount+0x10/0x10
[ 597.441074][T10248] ? do_syscall_64+0xbe/0xfa0
[ 597.441099][T10248] ? __x64_sys_mount+0x20/0xc0
[ 597.441145][T10248] do_syscall_64+0xfa/0xfa0
executing program
[ 597.441169][T10248] ? lockdep_hardirqs_on+0x9c/0x150
[ 597.441193][T10248] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.441213][T10248] ? clear_bhb_loop+0x60/0xb0
[ 597.441238][T10248] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.441258][T10248] RIP: 0033:0x7f328ecf995a
[ 597.441276][T10248] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 597.441294][T10248] RSP: 002b:00007ffd48075108 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 597.441315][T10248] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328ecf995a
[ 597.441330][T10248] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 597.441344][T10248] RBP: 00002000000003c0 R08: 00007ffd480751a0 R09: 0000000000000000
[ 597.441358][T10248] R10: 000000000126a4b5 R11: 0000000000000206 R12: 0000200000000340
[ 597.441372][T10248] R13: 00007ffd480751a0 R14: 0000000000000000 R15: 0000200000004140
[ 597.441413][T10248]
[ 597.476838][T10274] CPU: 1 UID: 0 PID: 10274 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 597.476868][T10274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 597.476880][T10274] Call Trace:
[ 597.476888][T10274]
[ 597.476902][T10274] dump_stack_lvl+0x189/0x250
[ 597.476935][T10274] ? __pfx_dump_stack_lvl+0x10/0x10
[ 597.476961][T10274] ? __pfx__printk+0x10/0x10
[ 597.476987][T10274] ? kernfs_path_from_node+0x250/0x290
[ 597.477011][T10274] ? kernfs_path_from_node+0x2f/0x290
[ 597.477038][T10274] sysfs_create_dir_ns+0x259/0x280
[ 597.477064][T10274] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 597.477090][T10274] ? do_raw_spin_unlock+0x122/0x240
[ 597.477120][T10274] kobject_add_internal+0x59f/0xb40
[ 597.477156][T10274] kobject_init_and_add+0x125/0x190
[ 597.477196][T10274] ? __pfx_kobject_init_and_add+0x10/0x10
[ 597.477225][T10274] ? __raw_spin_lock_init+0x45/0x100
[ 597.477251][T10274] ? __init_swait_queue_head+0xa9/0x150
[ 597.477280][T10274] gfs2_sys_fs_add+0x234/0x450
[ 597.477304][T10274] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 597.477331][T10274] ? is_dynamic_key+0xd6/0x1c0
[ 597.477348][T10274] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 597.477388][T10274] gfs2_fill_super+0x13c0/0x20d0
[ 597.477430][T10274] ? __pfx_gfs2_fill_super+0x10/0x10
[ 597.477459][T10274] ? sb_set_blocksize+0x104/0x180
[ 597.477487][T10274] ? setup_bdev_super+0x4c1/0x5b0
[ 597.477517][T10274] get_tree_bdev_flags+0x40e/0x4d0
[ 597.477545][T10274] ? __pfx_gfs2_fill_super+0x10/0x10
[ 597.477571][T10274] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 597.477595][T10274] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 597.477626][T10274] gfs2_get_tree+0x51/0x1e0
[ 597.477655][T10274] vfs_get_tree+0x92/0x2b0
[ 597.477685][T10274] do_new_mount+0x302/0xa10
[ 597.477712][T10274] ? apparmor_capable+0x137/0x1b0
[ 597.477738][T10274] ? __pfx_do_new_mount+0x10/0x10
[ 597.477766][T10274] ? ns_capable+0x8a/0xf0
[ 597.477789][T10274] ? kmem_cache_free+0x19b/0x690
[ 597.477827][T10274] __se_sys_mount+0x313/0x410
[ 597.477851][T10274] ? __pfx___se_sys_mount+0x10/0x10
[ 597.477884][T10274] ? do_syscall_64+0xbe/0xfa0
[ 597.477906][T10274] ? __x64_sys_mount+0x20/0xc0
[ 597.477937][T10274] do_syscall_64+0xfa/0xfa0
[ 597.477959][T10274] ? lockdep_hardirqs_on+0x9c/0x150
[ 597.477983][T10274] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.478002][T10274] ? clear_bhb_loop+0x60/0xb0
[ 597.478026][T10274] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.478044][T10274] RIP: 0033:0x7f328ecf995a
[ 597.478062][T10274] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 597.478079][T10274] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 597.478099][T10274] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 597.478114][T10274] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 597.478127][T10274] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 597.478141][T10274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 597.478153][T10274] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 597.478254][T10274]
[ 597.478281][T10274] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 597.686512][T10278] loop3: detected capacity change from 0 to 32768
[ 597.739671][T10274] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 598.131553][T10278] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 598.191682][T10278] CPU: 0 UID: 0 PID: 10278 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 598.191712][T10278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 598.191724][T10278] Call Trace:
[ 598.191733][T10278]
[ 598.191742][T10278] dump_stack_lvl+0x189/0x250
[ 598.191776][T10278] ? __pfx_dump_stack_lvl+0x10/0x10
[ 598.191802][T10278] ? __pfx__printk+0x10/0x10
[ 598.191829][T10278] ? kernfs_path_from_node+0x250/0x290
[ 598.191853][T10278] ? kernfs_path_from_node+0x2f/0x290
[ 598.191882][T10278] sysfs_create_dir_ns+0x259/0x280
[ 598.191909][T10278] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 598.191934][T10278] ? do_raw_spin_unlock+0x122/0x240
[ 598.191965][T10278] kobject_add_internal+0x59f/0xb40
[ 598.192003][T10278] kobject_init_and_add+0x125/0x190
[ 598.192037][T10278] ? __pfx_kobject_init_and_add+0x10/0x10
[ 598.192065][T10278] ? __raw_spin_lock_init+0x45/0x100
[ 598.192093][T10278] ? __init_swait_queue_head+0xa9/0x150
[ 598.192122][T10278] gfs2_sys_fs_add+0x234/0x450
[ 598.192147][T10278] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 598.192182][T10278] ? is_dynamic_key+0xd6/0x1c0
[ 598.192200][T10278] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 598.192242][T10278] gfs2_fill_super+0x13c0/0x20d0
[ 598.192285][T10278] ? __pfx_gfs2_fill_super+0x10/0x10
[ 598.192317][T10278] ? sb_set_blocksize+0x104/0x180
[ 598.192348][T10278] ? setup_bdev_super+0x4c1/0x5b0
[ 598.192380][T10278] get_tree_bdev_flags+0x40e/0x4d0
[ 598.192405][T10278] ? __pfx_gfs2_fill_super+0x10/0x10
[ 598.192429][T10278] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 598.192451][T10278] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 598.192478][T10278] gfs2_get_tree+0x51/0x1e0
[ 598.192505][T10278] vfs_get_tree+0x92/0x2b0
[ 598.192534][T10278] do_new_mount+0x302/0xa10
[ 598.192560][T10278] ? apparmor_capable+0x137/0x1b0
[ 598.192584][T10278] ? __pfx_do_new_mount+0x10/0x10
[ 598.192611][T10278] ? ns_capable+0x8a/0xf0
[ 598.192634][T10278] ? kmem_cache_free+0x19b/0x690
[ 598.192673][T10278] __se_sys_mount+0x313/0x410
[ 598.192698][T10278] ? __pfx___se_sys_mount+0x10/0x10
[ 598.192732][T10278] ? do_syscall_64+0xbe/0xfa0
[ 598.192756][T10278] ? __x64_sys_mount+0x20/0xc0
[ 598.192788][T10278] do_syscall_64+0xfa/0xfa0
[ 598.192811][T10278] ? lockdep_hardirqs_on+0x9c/0x150
[ 598.192836][T10278] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.192856][T10278] ? clear_bhb_loop+0x60/0xb0
[ 598.192879][T10278] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.192899][T10278] RIP: 0033:0x7f328ecf995a
[ 598.192918][T10278] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 598.192937][T10278] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 598.192958][T10278] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 598.192972][T10278] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 598.192987][T10278] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 598.193001][T10278] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 598.193014][T10278] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 598.193046][T10278]
[ 598.196492][T10278] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 598.555110][T10281] loop2: detected capacity change from 0 to 32768
[ 598.662045][T10281] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 598.670239][T10281] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
executing program
executing program
[ 598.771212][T10278] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 598.801713][T10281] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 598.867769][ T850] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 598.907880][ T850] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 599.117830][ T850] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 209ms
[ 599.166412][ T850] gfs2: fsid=syz:syz.0: jid=0: Done
[ 599.191413][T10281] gfs2: fsid=syz:syz.0: first mount done, others may mount
executing program
[ 599.444691][T10296] loop4: detected capacity change from 0 to 32768
[ 599.492679][T10296] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 599.500100][T10296] CPU: 0 UID: 0 PID: 10296 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 599.500128][T10296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 599.500140][T10296] Call Trace:
[ 599.500149][T10296]
[ 599.500158][T10296] dump_stack_lvl+0x189/0x250
[ 599.500192][T10296] ? __pfx_dump_stack_lvl+0x10/0x10
[ 599.500220][T10296] ? __pfx__printk+0x10/0x10
[ 599.500246][T10296] ? kernfs_path_from_node+0x250/0x290
[ 599.500270][T10296] ? kernfs_path_from_node+0x2f/0x290
[ 599.500298][T10296] sysfs_create_dir_ns+0x259/0x280
[ 599.500326][T10296] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 599.500352][T10296] ? do_raw_spin_unlock+0x122/0x240
[ 599.500383][T10296] kobject_add_internal+0x59f/0xb40
[ 599.500421][T10296] kobject_init_and_add+0x125/0x190
[ 599.500454][T10296] ? __pfx_kobject_init_and_add+0x10/0x10
[ 599.500484][T10296] ? __raw_spin_lock_init+0x45/0x100
[ 599.500512][T10296] ? __init_swait_queue_head+0xa9/0x150
[ 599.500542][T10296] gfs2_sys_fs_add+0x234/0x450
[ 599.500566][T10296] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 599.500594][T10296] ? is_dynamic_key+0xd6/0x1c0
[ 599.500612][T10296] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 599.500653][T10296] gfs2_fill_super+0x13c0/0x20d0
[ 599.500697][T10296] ? __pfx_gfs2_fill_super+0x10/0x10
[ 599.500734][T10296] ? sb_set_blocksize+0x104/0x180
[ 599.500766][T10296] ? setup_bdev_super+0x4c1/0x5b0
[ 599.500799][T10296] get_tree_bdev_flags+0x40e/0x4d0
[ 599.500823][T10296] ? __pfx_gfs2_fill_super+0x10/0x10
[ 599.500847][T10296] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 599.500870][T10296] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 599.500899][T10296] gfs2_get_tree+0x51/0x1e0
[ 599.501048][T10296] vfs_get_tree+0x92/0x2b0
[ 599.501080][T10296] do_new_mount+0x302/0xa10
[ 599.501107][T10296] ? apparmor_capable+0x137/0x1b0
[ 599.501135][T10296] ? __pfx_do_new_mount+0x10/0x10
[ 599.501164][T10296] ? ns_capable+0x8a/0xf0
[ 599.501196][T10296] ? kmem_cache_free+0x19b/0x690
[ 599.501235][T10296] __se_sys_mount+0x313/0x410
[ 599.501260][T10296] ? __pfx___se_sys_mount+0x10/0x10
[ 599.501293][T10296] ? do_syscall_64+0xbe/0xfa0
[ 599.501317][T10296] ? __x64_sys_mount+0x20/0xc0
[ 599.501348][T10296] do_syscall_64+0xfa/0xfa0
[ 599.501371][T10296] ? lockdep_hardirqs_on+0x9c/0x150
[ 599.501396][T10296] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.501416][T10296] ? clear_bhb_loop+0x60/0xb0
[ 599.501447][T10296] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.501466][T10296] RIP: 0033:0x7f328ecf995a
[ 599.501486][T10296] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 599.501503][T10296] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 599.501524][T10296] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 599.501540][T10296] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 599.501555][T10296] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 599.501573][T10296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 599.501587][T10296] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 599.501619][T10296]
[ 599.959258][T10307] loop0: detected capacity change from 0 to 32768
[ 599.968436][T10296] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 599.982612][T10296] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 600.002345][T10307] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 600.004093][T10281] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 600.009763][T10307] CPU: 0 UID: 0 PID: 10307 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 600.009785][T10307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 600.009797][T10307] Call Trace:
[ 600.009805][T10307]
[ 600.009814][T10307] dump_stack_lvl+0x189/0x250
[ 600.009846][T10307] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.009873][T10307] ? __pfx__printk+0x10/0x10
[ 600.009898][T10307] ? kernfs_path_from_node+0x250/0x290
[ 600.009922][T10307] ? kernfs_path_from_node+0x2f/0x290
[ 600.009948][T10307] sysfs_create_dir_ns+0x259/0x280
[ 600.009974][T10307] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 600.010006][T10307] ? do_raw_spin_unlock+0x122/0x240
[ 600.010035][T10307] kobject_add_internal+0x59f/0xb40
[ 600.010072][T10307] kobject_init_and_add+0x125/0x190
[ 600.010104][T10307] ? __pfx_kobject_init_and_add+0x10/0x10
[ 600.010133][T10307] ? __raw_spin_lock_init+0x45/0x100
[ 600.010160][T10307] ? __init_swait_queue_head+0xa9/0x150
[ 600.010188][T10307] gfs2_sys_fs_add+0x234/0x450
[ 600.010213][T10307] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 600.010240][T10307] ? is_dynamic_key+0xd6/0x1c0
[ 600.010256][T10307] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 600.010296][T10307] gfs2_fill_super+0x13c0/0x20d0
[ 600.010339][T10307] ? __pfx_gfs2_fill_super+0x10/0x10
[ 600.010370][T10307] ? sb_set_blocksize+0x104/0x180
[ 600.010400][T10307] ? setup_bdev_super+0x4c1/0x5b0
[ 600.010431][T10307] get_tree_bdev_flags+0x40e/0x4d0
[ 600.010459][T10307] ? __pfx_gfs2_fill_super+0x10/0x10
[ 600.010485][T10307] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 600.010510][T10307] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 600.010541][T10307] gfs2_get_tree+0x51/0x1e0
[ 600.010570][T10307] vfs_get_tree+0x92/0x2b0
[ 600.010599][T10307] do_new_mount+0x302/0xa10
[ 600.010626][T10307] ? apparmor_capable+0x137/0x1b0
[ 600.010652][T10307] ? __pfx_do_new_mount+0x10/0x10
[ 600.010681][T10307] ? ns_capable+0x8a/0xf0
[ 600.010703][T10307] ? kmem_cache_free+0x19b/0x690
[ 600.010743][T10307] __se_sys_mount+0x313/0x410
[ 600.010766][T10307] ? __pfx___se_sys_mount+0x10/0x10
[ 600.010804][T10307] ? do_syscall_64+0xbe/0xfa0
[ 600.010826][T10307] ? __x64_sys_mount+0x20/0xc0
[ 600.010857][T10307] do_syscall_64+0xfa/0xfa0
[ 600.010880][T10307] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.010903][T10307] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.010922][T10307] ? clear_bhb_loop+0x60/0xb0
[ 600.010946][T10307] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.010965][T10307] RIP: 0033:0x7f328ecf995a
[ 600.010983][T10307] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 600.011007][T10307] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 600.011028][T10307] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 600.011043][T10307] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 600.011057][T10307] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
executing program
[ 600.011071][T10307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 600.011084][T10307] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 600.011114][T10307]
[ 600.011208][T10307] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 600.119518][T10281] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 600.121012][T10307] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[ 600.593633][T10306] loop1: detected capacity change from 0 to 32768
[ 600.703108][T10306] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 600.730855][T10281] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 600.750904][T10281] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10281 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 600.770874][T10281] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 600.771178][T10306] CPU: 0 UID: 0 PID: 10306 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 600.771202][T10306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 600.771214][T10306] Call Trace:
[ 600.771222][T10306]
[ 600.771231][T10306] dump_stack_lvl+0x189/0x250
[ 600.771268][T10306] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.771294][T10306] ? __pfx__printk+0x10/0x10
[ 600.771321][T10306] ? kernfs_path_from_node+0x250/0x290
[ 600.771343][T10306] ? kernfs_path_from_node+0x2f/0x290
[ 600.771371][T10306] sysfs_create_dir_ns+0x259/0x280
[ 600.771396][T10306] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 600.771421][T10306] ? do_raw_spin_unlock+0x122/0x240
[ 600.771451][T10306] kobject_add_internal+0x59f/0xb40
[ 600.771488][T10306] kobject_init_and_add+0x125/0x190
[ 600.771521][T10306] ? __pfx_kobject_init_and_add+0x10/0x10
[ 600.771549][T10306] ? __raw_spin_lock_init+0x45/0x100
[ 600.771576][T10306] ? __init_swait_queue_head+0xa9/0x150
[ 600.771605][T10306] gfs2_sys_fs_add+0x234/0x450
[ 600.771629][T10306] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 600.771656][T10306] ? is_dynamic_key+0xd6/0x1c0
[ 600.771672][T10306] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 600.771713][T10306] gfs2_fill_super+0x13c0/0x20d0
[ 600.771755][T10306] ? __pfx_gfs2_fill_super+0x10/0x10
[ 600.771786][T10306] ? sb_set_blocksize+0x104/0x180
[ 600.771816][T10306] ? setup_bdev_super+0x4c1/0x5b0
[ 600.771846][T10306] get_tree_bdev_flags+0x40e/0x4d0
[ 600.771874][T10306] ? __pfx_gfs2_fill_super+0x10/0x10
[ 600.771906][T10306] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 600.771931][T10306] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 600.771962][T10306] gfs2_get_tree+0x51/0x1e0
[ 600.771991][T10306] vfs_get_tree+0x92/0x2b0
[ 600.772021][T10306] do_new_mount+0x302/0xa10
[ 600.772047][T10306] ? apparmor_capable+0x137/0x1b0
[ 600.772074][T10306] ? __pfx_do_new_mount+0x10/0x10
[ 600.772102][T10306] ? ns_capable+0x8a/0xf0
[ 600.772125][T10306] ? kmem_cache_free+0x19b/0x690
[ 600.772162][T10306] __se_sys_mount+0x313/0x410
[ 600.772186][T10306] ? __pfx___se_sys_mount+0x10/0x10
[ 600.772219][T10306] ? do_syscall_64+0xbe/0xfa0
[ 600.772242][T10306] ? __x64_sys_mount+0x20/0xc0
[ 600.772273][T10306] do_syscall_64+0xfa/0xfa0
[ 600.772295][T10306] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.772319][T10306] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.772338][T10306] ? clear_bhb_loop+0x60/0xb0
[ 600.772362][T10306] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.772380][T10306] RIP: 0033:0x7f328ecf995a
[ 600.772398][T10306] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 600.772415][T10306] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 600.772435][T10306] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 600.772450][T10306] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 600.772464][T10306] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 600.772477][T10306] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 600.772490][T10306] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 600.772522][T10306]
[ 600.772759][T10306] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 600.779068][T10281] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 601.121678][T10316] loop3: detected capacity change from 0 to 32768
[ 601.129793][T10306] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 601.146495][T10281] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 601.156233][T10316] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 601.180868][T10316] CPU: 1 UID: 0 PID: 10316 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 601.180896][T10316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 601.180909][T10316] Call Trace:
[ 601.180917][T10316]
[ 601.180926][T10316] dump_stack_lvl+0x189/0x250
[ 601.180960][T10316] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.180987][T10316] ? __pfx__printk+0x10/0x10
[ 601.181013][T10316] ? kernfs_path_from_node+0x250/0x290
[ 601.181038][T10316] ? kernfs_path_from_node+0x2f/0x290
[ 601.181066][T10316] sysfs_create_dir_ns+0x259/0x280
[ 601.181089][T10316] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 601.181118][T10316] ? do_raw_spin_unlock+0x122/0x240
[ 601.181148][T10316] kobject_add_internal+0x59f/0xb40
[ 601.181182][T10316] kobject_init_and_add+0x125/0x190
[ 601.181211][T10316] ? __pfx_kobject_init_and_add+0x10/0x10
[ 601.181236][T10316] ? __raw_spin_lock_init+0x45/0x100
[ 601.181259][T10316] ? __init_swait_queue_head+0xa9/0x150
[ 601.181285][T10316] gfs2_sys_fs_add+0x234/0x450
[ 601.181308][T10316] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 601.181334][T10316] ? is_dynamic_key+0xd6/0x1c0
[ 601.181349][T10316] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 601.181392][T10316] gfs2_fill_super+0x13c0/0x20d0
[ 601.181435][T10316] ? __pfx_gfs2_fill_super+0x10/0x10
[ 601.181466][T10316] ? sb_set_blocksize+0x104/0x180
[ 601.181494][T10316] ? setup_bdev_super+0x4c1/0x5b0
[ 601.181524][T10316] get_tree_bdev_flags+0x40e/0x4d0
[ 601.181550][T10316] ? __pfx_gfs2_fill_super+0x10/0x10
[ 601.181572][T10316] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 601.181594][T10316] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 601.181622][T10316] gfs2_get_tree+0x51/0x1e0
[ 601.181649][T10316] vfs_get_tree+0x92/0x2b0
[ 601.181675][T10316] do_new_mount+0x302/0xa10
[ 601.181701][T10316] ? apparmor_capable+0x137/0x1b0
[ 601.181725][T10316] ? __pfx_do_new_mount+0x10/0x10
[ 601.181754][T10316] ? ns_capable+0x8a/0xf0
[ 601.181778][T10316] ? kmem_cache_free+0x19b/0x690
[ 601.181815][T10316] __se_sys_mount+0x313/0x410
[ 601.181838][T10316] ? __pfx___se_sys_mount+0x10/0x10
[ 601.181871][T10316] ? do_syscall_64+0xbe/0xfa0
[ 601.181895][T10316] ? __x64_sys_mount+0x20/0xc0
[ 601.181926][T10316] do_syscall_64+0xfa/0xfa0
[ 601.181950][T10316] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.181975][T10316] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.181995][T10316] ? clear_bhb_loop+0x60/0xb0
[ 601.182019][T10316] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.182038][T10316] RIP: 0033:0x7f328ecf995a
[ 601.182056][T10316] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 601.182074][T10316] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 601.182096][T10316] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 601.182117][T10316] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 601.182131][T10316] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 601.182146][T10316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 601.182159][T10316] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 601.182192][T10316]
[ 601.182219][T10316] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 601.202648][T10281] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 601.363308][T10316] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 601.401884][T10281] gfs2: fsid=syz:syz.0: File system withdrawn
[ 601.532997][T10281] CPU: 0 UID: 0 PID: 10281 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 601.533023][T10281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 601.533034][T10281] Call Trace:
[ 601.533041][T10281]
[ 601.533050][T10281] dump_stack_lvl+0x189/0x250
[ 601.533086][T10281] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.533113][T10281] ? __pfx__printk+0x10/0x10
[ 601.533131][T10281] ? kobject_uevent_env+0x36b/0x8c0
[ 601.533168][T10281] gfs2_withdraw+0xb30/0x1430
[ 601.533211][T10281] ? __pfx_gfs2_withdraw+0x10/0x10
[ 601.533236][T10281] ? queue_delayed_work_on+0x11a/0x280
[ 601.533257][T10281] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.533279][T10281] ? preempt_schedule+0xae/0xc0
[ 601.533306][T10281] ? gfs2_consist_inode_i+0xf5/0x110
[ 601.533334][T10281] inode_go_instantiate+0xaf7/0x1260
[ 601.533364][T10281] ? preempt_schedule_thunk+0x16/0x30
[ 601.533386][T10281] ? __pfx_inode_go_instantiate+0x10/0x10
[ 601.533409][T10281] ? _raw_spin_unlock+0x3f/0x50
[ 601.533427][T10281] ? gfs2_glock_nq+0x10c7/0x1830
[ 601.533457][T10281] gfs2_instantiate+0x168/0x220
[ 601.533484][T10281] gfs2_glock_wait+0x1d4/0x2a0
[ 601.533512][T10281] do_sync+0x46f/0xc60
[ 601.533532][T10281] ? _raw_spin_unlock+0x28/0x50
[ 601.533550][T10281] ? gfs2_quota_sync+0x359/0x460
[ 601.533580][T10281] ? __pfx_do_sync+0x10/0x10
[ 601.533609][T10281] ? gfs2_quota_sync+0x359/0x460
[ 601.533631][T10281] ? do_raw_spin_unlock+0x122/0x240
[ 601.533661][T10281] gfs2_quota_sync+0x359/0x460
[ 601.533693][T10281] gfs2_sync_fs+0x4c/0xb0
[ 601.533713][T10281] sync_filesystem+0xee/0x230
[ 601.533738][T10281] gfs2_reconfigure+0xbb/0xb20
[ 601.533773][T10281] ? _raw_spin_unlock+0x28/0x50
[ 601.533792][T10281] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 601.533824][T10281] reconfigure_super+0x227/0x890
[ 601.533859][T10281] path_mount+0xd1a/0xfe0
[ 601.533886][T10281] ? kmem_cache_free+0x19b/0x690
[ 601.533931][T10281] __se_sys_mount+0x313/0x410
[ 601.533953][T10281] ? __pfx___se_sys_mount+0x10/0x10
[ 601.533986][T10281] ? do_syscall_64+0xbe/0xfa0
[ 601.534007][T10281] ? __x64_sys_mount+0x20/0xc0
[ 601.534036][T10281] do_syscall_64+0xfa/0xfa0
[ 601.534055][T10281] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.534075][T10281] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.534092][T10281] ? clear_bhb_loop+0x60/0xb0
[ 601.534112][T10281] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.534128][T10281] RIP: 0033:0x7f328ecf995a
[ 601.534144][T10281] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 601.534159][T10281] RSP: 002b:00007ffd48075108 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 601.534177][T10281] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328ecf995a
[ 601.534189][T10281] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 601.534201][T10281] RBP: 00002000000003c0 R08: 00007ffd480751a0 R09: 0000000000000000
[ 601.534212][T10281] R10: 000000000126a4b5 R11: 0000000000000206 R12: 0000200000000340
[ 601.534223][T10281] R13: 00007ffd480751a0 R14: 0000000000000000 R15: 0000200000004140
[ 601.534251][T10281]
[ 601.856089][T10324] loop0: detected capacity change from 0 to 32768
[ 601.928061][T10324] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 601.943198][T10324] CPU: 1 UID: 0 PID: 10324 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 601.943227][T10324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 601.943240][T10324] Call Trace:
[ 601.943248][T10324]
[ 601.943257][T10324] dump_stack_lvl+0x189/0x250
[ 601.943292][T10324] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.943319][T10324] ? __pfx__printk+0x10/0x10
[ 601.943346][T10324] ? kernfs_path_from_node+0x250/0x290
[ 601.943370][T10324] ? kernfs_path_from_node+0x2f/0x290
[ 601.943399][T10324] sysfs_create_dir_ns+0x259/0x280
[ 601.943425][T10324] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 601.943451][T10324] ? do_raw_spin_unlock+0x122/0x240
[ 601.943483][T10324] kobject_add_internal+0x59f/0xb40
[ 601.943521][T10324] kobject_init_and_add+0x125/0x190
[ 601.943555][T10324] ? __pfx_kobject_init_and_add+0x10/0x10
[ 601.943584][T10324] ? __raw_spin_lock_init+0x45/0x100
[ 601.943612][T10324] ? __init_swait_queue_head+0xa9/0x150
[ 601.943641][T10324] gfs2_sys_fs_add+0x234/0x450
[ 601.943667][T10324] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 601.943694][T10324] ? is_dynamic_key+0xd6/0x1c0
[ 601.943711][T10324] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 601.943753][T10324] gfs2_fill_super+0x13c0/0x20d0
[ 601.943798][T10324] ? __pfx_gfs2_fill_super+0x10/0x10
[ 601.943828][T10324] ? sb_set_blocksize+0x104/0x180
[ 601.943854][T10324] ? setup_bdev_super+0x4c1/0x5b0
[ 601.943885][T10324] get_tree_bdev_flags+0x40e/0x4d0
[ 601.943913][T10324] ? __pfx_gfs2_fill_super+0x10/0x10
[ 601.943941][T10324] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 601.943973][T10324] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 601.944005][T10324] gfs2_get_tree+0x51/0x1e0
[ 601.944036][T10324] vfs_get_tree+0x92/0x2b0
[ 601.944067][T10324] do_new_mount+0x302/0xa10
[ 601.944095][T10324] ? apparmor_capable+0x137/0x1b0
executing program
executing program
[ 601.944122][T10324] ? __pfx_do_new_mount+0x10/0x10
[ 601.944151][T10324] ? ns_capable+0x8a/0xf0
[ 601.944176][T10324] ? kmem_cache_free+0x19b/0x690
[ 601.944215][T10324] __se_sys_mount+0x313/0x410
[ 601.944244][T10324] ? __pfx___se_sys_mount+0x10/0x10
[ 601.944279][T10324] ? do_syscall_64+0xbe/0xfa0
[ 601.944303][T10324] ? __x64_sys_mount+0x20/0xc0
[ 601.944335][T10324] do_syscall_64+0xfa/0xfa0
[ 601.944358][T10324] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.944382][T10324] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.944402][T10324] ? clear_bhb_loop+0x60/0xb0
[ 601.944427][T10324] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.944447][T10324] RIP: 0033:0x7f328ecf995a
[ 601.944466][T10324] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 601.944485][T10324] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 601.944507][T10324] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 601.944522][T10324] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 601.944537][T10324] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 601.944551][T10324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 601.944565][T10324] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 601.944598][T10324]
[ 601.946881][T10324] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 602.006134][T10326] loop4: detected capacity change from 0 to 32768
[ 602.302876][T10324] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[ 602.488026][T10326] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 602.570850][T10326] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 602.666311][T10326] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 602.694445][ T9457] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 602.701304][ T9457] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
executing program
[ 602.820203][ T9457] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 118ms
[ 602.840941][ T9457] gfs2: fsid=syz:syz.0: jid=0: Done
[ 602.849342][T10326] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 603.021717][T10326] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 603.041346][T10326] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 603.090351][T10326] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 603.130563][T10326] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10326 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 603.155444][T10326] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 603.186564][T10326] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 603.227232][T10326] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 603.266919][T10326] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 603.291086][T10326] gfs2: fsid=syz:syz.0: File system withdrawn
[ 603.307545][T10326] CPU: 1 UID: 0 PID: 10326 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 603.307572][T10326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 603.307586][T10326] Call Trace:
[ 603.307594][T10326]
[ 603.307603][T10326] dump_stack_lvl+0x189/0x250
[ 603.307638][T10326] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.307665][T10326] ? __pfx__printk+0x10/0x10
[ 603.307686][T10326] ? kobject_uevent_env+0x36b/0x8c0
[ 603.307728][T10326] gfs2_withdraw+0xb30/0x1430
[ 603.307767][T10326] ? __pfx_gfs2_withdraw+0x10/0x10
[ 603.307791][T10326] ? queue_delayed_work_on+0x11a/0x280
[ 603.307811][T10326] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.307832][T10326] ? preempt_schedule+0xae/0xc0
[ 603.307855][T10326] ? gfs2_consist_inode_i+0xf5/0x110
[ 603.307882][T10326] inode_go_instantiate+0xaf7/0x1260
[ 603.307910][T10326] ? preempt_schedule_thunk+0x16/0x30
[ 603.307935][T10326] ? __pfx_inode_go_instantiate+0x10/0x10
[ 603.307959][T10326] ? _raw_spin_unlock+0x3f/0x50
[ 603.307976][T10326] ? gfs2_glock_nq+0x10c7/0x1830
[ 603.308005][T10326] gfs2_instantiate+0x168/0x220
[ 603.308030][T10326] gfs2_glock_wait+0x1d4/0x2a0
[ 603.308056][T10326] do_sync+0x46f/0xc60
[ 603.308074][T10326] ? _raw_spin_unlock+0x28/0x50
[ 603.308092][T10326] ? gfs2_quota_sync+0x359/0x460
[ 603.308119][T10326] ? __pfx_do_sync+0x10/0x10
[ 603.308144][T10326] ? gfs2_quota_sync+0x359/0x460
[ 603.308165][T10326] ? do_raw_spin_unlock+0x122/0x240
[ 603.308191][T10326] gfs2_quota_sync+0x359/0x460
[ 603.308219][T10326] gfs2_sync_fs+0x4c/0xb0
[ 603.308236][T10326] sync_filesystem+0xee/0x230
[ 603.308257][T10326] gfs2_reconfigure+0xbb/0xb20
[ 603.308279][T10326] ? _raw_spin_unlock+0x28/0x50
[ 603.308296][T10326] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 603.308329][T10326] reconfigure_super+0x227/0x890
[ 603.308359][T10326] path_mount+0xd1a/0xfe0
[ 603.308383][T10326] ? kmem_cache_free+0x19b/0x690
[ 603.308416][T10326] __se_sys_mount+0x313/0x410
[ 603.308437][T10326] ? __pfx___se_sys_mount+0x10/0x10
[ 603.308466][T10326] ? do_syscall_64+0xbe/0xfa0
[ 603.308486][T10326] ? __x64_sys_mount+0x20/0xc0
[ 603.308512][T10326] do_syscall_64+0xfa/0xfa0
[ 603.308531][T10326] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.308551][T10326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.308568][T10326] ? clear_bhb_loop+0x60/0xb0
[ 603.308588][T10326] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.308604][T10326] RIP: 0033:0x7f328ecf995a
[ 603.308619][T10326] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 603.308635][T10326] RSP: 002b:00007ffd48075108 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 603.308652][T10326] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328ecf995a
[ 603.308665][T10326] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 603.308676][T10326] RBP: 00002000000003c0 R08: 00007ffd480751a0 R09: 0000000000000000
[ 603.308688][T10326] R10: 000000000126a4b5 R11: 0000000000000206 R12: 0000200000000340
[ 603.308699][T10326] R13: 00007ffd480751a0 R14: 0000000000000000 R15: 0000200000004140
[ 603.308727][T10326]
[ 603.734550][T10341] loop3: detected capacity change from 0 to 32768
[ 603.771112][T10342] loop1: detected capacity change from 0 to 32768
[ 603.814448][T10351] loop2: detected capacity change from 0 to 32768
[ 603.843610][T10341] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 603.851425][T10341] CPU: 0 UID: 0 PID: 10341 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 603.851451][T10341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 603.851464][T10341] Call Trace:
[ 603.851473][T10341]
[ 603.851481][T10341] dump_stack_lvl+0x189/0x250
[ 603.851516][T10341] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.851552][T10341] ? __pfx__printk+0x10/0x10
[ 603.851579][T10341] ? kernfs_path_from_node+0x250/0x290
[ 603.851603][T10341] ? kernfs_path_from_node+0x2f/0x290
[ 603.851632][T10341] sysfs_create_dir_ns+0x259/0x280
[ 603.851658][T10341] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 603.851684][T10341] ? do_raw_spin_unlock+0x122/0x240
[ 603.851715][T10341] kobject_add_internal+0x59f/0xb40
[ 603.851753][T10341] kobject_init_and_add+0x125/0x190
[ 603.851785][T10341] ? __pfx_kobject_init_and_add+0x10/0x10
[ 603.851815][T10341] ? __raw_spin_lock_init+0x45/0x100
[ 603.851849][T10341] ? __init_swait_queue_head+0xa9/0x150
[ 603.851876][T10341] gfs2_sys_fs_add+0x234/0x450
[ 603.851901][T10341] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 603.851929][T10341] ? is_dynamic_key+0xd6/0x1c0
[ 603.851947][T10341] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 603.851989][T10341] gfs2_fill_super+0x13c0/0x20d0
[ 603.852033][T10341] ? __pfx_gfs2_fill_super+0x10/0x10
[ 603.852065][T10341] ? sb_set_blocksize+0x104/0x180
[ 603.852097][T10341] ? setup_bdev_super+0x4c1/0x5b0
[ 603.852129][T10341] get_tree_bdev_flags+0x40e/0x4d0
[ 603.852157][T10341] ? __pfx_gfs2_fill_super+0x10/0x10
[ 603.852184][T10341] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 603.852210][T10341] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 603.852242][T10341] gfs2_get_tree+0x51/0x1e0
[ 603.852273][T10341] vfs_get_tree+0x92/0x2b0
[ 603.852304][T10341] do_new_mount+0x302/0xa10
[ 603.852331][T10341] ? apparmor_capable+0x137/0x1b0
[ 603.852357][T10341] ? __pfx_do_new_mount+0x10/0x10
[ 603.852386][T10341] ? ns_capable+0x8a/0xf0
[ 603.852410][T10341] ? kmem_cache_free+0x19b/0x690
[ 603.852449][T10341] __se_sys_mount+0x313/0x410
[ 603.852473][T10341] ? __pfx___se_sys_mount+0x10/0x10
[ 603.852507][T10341] ? do_syscall_64+0xbe/0xfa0
[ 603.852536][T10341] ? __x64_sys_mount+0x20/0xc0
[ 603.852568][T10341] do_syscall_64+0xfa/0xfa0
[ 603.852591][T10341] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.852615][T10341] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.852635][T10341] ? clear_bhb_loop+0x60/0xb0
[ 603.852660][T10341] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.852679][T10341] RIP: 0033:0x7f328ecf995a
[ 603.852697][T10341] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 603.852715][T10341] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 603.852736][T10341] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 603.852751][T10341] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 603.852766][T10341] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 603.852779][T10341] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 603.852792][T10341] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 603.852825][T10341]
[ 603.852851][T10341] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 603.939888][T10344] loop0: detected capacity change from 0 to 32768
[ 604.021067][T10342] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 604.028434][T10341] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 604.110040][T10342] CPU: 0 UID: 0 PID: 10342 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 604.110068][T10342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 604.110081][T10342] Call Trace:
[ 604.110089][T10342]
[ 604.110098][T10342] dump_stack_lvl+0x189/0x250
[ 604.110133][T10342] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.110159][T10342] ? __pfx__printk+0x10/0x10
[ 604.110184][T10342] ? kernfs_path_from_node+0x250/0x290
[ 604.110208][T10342] ? kernfs_path_from_node+0x2f/0x290
[ 604.110235][T10342] sysfs_create_dir_ns+0x259/0x280
[ 604.110262][T10342] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 604.110286][T10342] ? do_raw_spin_unlock+0x122/0x240
[ 604.110316][T10342] kobject_add_internal+0x59f/0xb40
[ 604.110353][T10342] kobject_init_and_add+0x125/0x190
[ 604.110386][T10342] ? __pfx_kobject_init_and_add+0x10/0x10
[ 604.110414][T10342] ? __raw_spin_lock_init+0x45/0x100
[ 604.110441][T10342] ? __init_swait_queue_head+0xa9/0x150
[ 604.110471][T10342] gfs2_sys_fs_add+0x234/0x450
[ 604.110496][T10342] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 604.110524][T10342] ? is_dynamic_key+0xd6/0x1c0
[ 604.110542][T10342] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 604.110584][T10342] gfs2_fill_super+0x13c0/0x20d0
[ 604.110628][T10342] ? __pfx_gfs2_fill_super+0x10/0x10
[ 604.110660][T10342] ? sb_set_blocksize+0x104/0x180
[ 604.110692][T10342] ? setup_bdev_super+0x4c1/0x5b0
[ 604.110723][T10342] get_tree_bdev_flags+0x40e/0x4d0
[ 604.110759][T10342] ? __pfx_gfs2_fill_super+0x10/0x10
[ 604.110791][T10342] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 604.110816][T10342] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 604.110847][T10342] gfs2_get_tree+0x51/0x1e0
[ 604.110876][T10342] vfs_get_tree+0x92/0x2b0
[ 604.110906][T10342] do_new_mount+0x302/0xa10
[ 604.110932][T10342] ? apparmor_capable+0x137/0x1b0
[ 604.110959][T10342] ? __pfx_do_new_mount+0x10/0x10
[ 604.110988][T10342] ? ns_capable+0x8a/0xf0
[ 604.111010][T10342] ? kmem_cache_free+0x19b/0x690
[ 604.111048][T10342] __se_sys_mount+0x313/0x410
[ 604.111073][T10342] ? __pfx___se_sys_mount+0x10/0x10
[ 604.111106][T10342] ? do_syscall_64+0xbe/0xfa0
[ 604.111128][T10342] ? __x64_sys_mount+0x20/0xc0
[ 604.111159][T10342] do_syscall_64+0xfa/0xfa0
[ 604.111182][T10342] ? lockdep_hardirqs_on+0x9c/0x150
[ 604.111206][T10342] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.111224][T10342] ? clear_bhb_loop+0x60/0xb0
[ 604.111248][T10342] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.111267][T10342] RIP: 0033:0x7f328ecf995a
[ 604.111285][T10342] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 604.111302][T10342] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 604.111322][T10342] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 604.111337][T10342] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 604.111350][T10342] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 604.111364][T10342] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 604.111377][T10342] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 604.111408][T10342]
[ 604.115855][T10342] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 604.361206][T10351] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 604.366518][T10342] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 604.559994][T10351] CPU: 0 UID: 0 PID: 10351 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 604.560021][T10351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 604.560035][T10351] Call Trace:
[ 604.560043][T10351]
[ 604.560052][T10351] dump_stack_lvl+0x189/0x250
[ 604.560087][T10351] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.560114][T10351] ? __pfx__printk+0x10/0x10
[ 604.560141][T10351] ? kernfs_path_from_node+0x250/0x290
[ 604.560164][T10351] ? kernfs_path_from_node+0x2f/0x290
[ 604.560192][T10351] sysfs_create_dir_ns+0x259/0x280
[ 604.560218][T10351] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 604.560244][T10351] ? do_raw_spin_unlock+0x122/0x240
[ 604.560275][T10351] kobject_add_internal+0x59f/0xb40
[ 604.560310][T10351] kobject_init_and_add+0x125/0x190
[ 604.560343][T10351] ? __pfx_kobject_init_and_add+0x10/0x10
[ 604.560371][T10351] ? __raw_spin_lock_init+0x45/0x100
[ 604.560398][T10351] ? __init_swait_queue_head+0xa9/0x150
[ 604.560427][T10351] gfs2_sys_fs_add+0x234/0x450
[ 604.560476][T10351] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 604.560503][T10351] ? is_dynamic_key+0xd6/0x1c0
[ 604.560520][T10351] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 604.560562][T10351] gfs2_fill_super+0x13c0/0x20d0
[ 604.560606][T10351] ? __pfx_gfs2_fill_super+0x10/0x10
[ 604.560637][T10351] ? sb_set_blocksize+0x104/0x180
[ 604.560668][T10351] ? setup_bdev_super+0x4c1/0x5b0
[ 604.560699][T10351] get_tree_bdev_flags+0x40e/0x4d0
[ 604.560725][T10351] ? __pfx_gfs2_fill_super+0x10/0x10
[ 604.560753][T10351] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 604.560777][T10351] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 604.560809][T10351] gfs2_get_tree+0x51/0x1e0
[ 604.560837][T10351] vfs_get_tree+0x92/0x2b0
[ 604.560864][T10351] do_new_mount+0x302/0xa10
[ 604.560889][T10351] ? apparmor_capable+0x137/0x1b0
[ 604.560915][T10351] ? __pfx_do_new_mount+0x10/0x10
[ 604.560942][T10351] ? ns_capable+0x8a/0xf0
[ 604.560964][T10351] ? kmem_cache_free+0x19b/0x690
[ 604.560999][T10351] __se_sys_mount+0x313/0x410
[ 604.561021][T10351] ? __pfx___se_sys_mount+0x10/0x10
[ 604.561052][T10351] ? do_syscall_64+0xbe/0xfa0
[ 604.561074][T10351] ? __x64_sys_mount+0x20/0xc0
[ 604.561104][T10351] do_syscall_64+0xfa/0xfa0
[ 604.561127][T10351] ? lockdep_hardirqs_on+0x9c/0x150
[ 604.561152][T10351] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.561172][T10351] ? clear_bhb_loop+0x60/0xb0
[ 604.561197][T10351] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.561216][T10351] RIP: 0033:0x7f328ecf995a
[ 604.561235][T10351] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 604.561252][T10351] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 604.561273][T10351] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 604.561288][T10351] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 604.561303][T10351] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 604.561317][T10351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 604.561331][T10351] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 604.561363][T10351]
[ 604.873017][T10344] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 604.873707][T10351] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 604.880428][T10344] CPU: 1 UID: 0 PID: 10344 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 604.880450][T10344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 604.880462][T10344] Call Trace:
[ 604.880469][T10344]
[ 604.880478][T10344] dump_stack_lvl+0x189/0x250
[ 604.880512][T10344] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.880539][T10344] ? __pfx__printk+0x10/0x10
[ 604.880563][T10344] ? kernfs_path_from_node+0x250/0x290
[ 604.880587][T10344] ? kernfs_path_from_node+0x2f/0x290
[ 604.880613][T10344] sysfs_create_dir_ns+0x259/0x280
[ 604.880639][T10344] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 604.880664][T10344] ? do_raw_spin_unlock+0x122/0x240
[ 604.880698][T10344] kobject_add_internal+0x59f/0xb40
[ 604.880741][T10344] kobject_init_and_add+0x125/0x190
[ 604.880774][T10344] ? __pfx_kobject_init_and_add+0x10/0x10
[ 604.880806][T10344] ? __raw_spin_lock_init+0x45/0x100
[ 604.880832][T10344] ? __init_swait_queue_head+0xa9/0x150
[ 604.880861][T10344] gfs2_sys_fs_add+0x234/0x450
[ 604.880884][T10344] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 604.880911][T10344] ? is_dynamic_key+0xd6/0x1c0
[ 604.880928][T10344] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 604.880969][T10344] gfs2_fill_super+0x13c0/0x20d0
[ 604.881011][T10344] ? __pfx_gfs2_fill_super+0x10/0x10
[ 604.881042][T10344] ? sb_set_blocksize+0x104/0x180
[ 604.881072][T10344] ? setup_bdev_super+0x4c1/0x5b0
[ 604.881103][T10344] get_tree_bdev_flags+0x40e/0x4d0
[ 604.881129][T10344] ? __pfx_gfs2_fill_super+0x10/0x10
[ 604.881156][T10344] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 604.881180][T10344] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 604.881211][T10344] gfs2_get_tree+0x51/0x1e0
[ 604.881240][T10344] vfs_get_tree+0x92/0x2b0
[ 604.881269][T10344] do_new_mount+0x302/0xa10
[ 604.881296][T10344] ? apparmor_capable+0x137/0x1b0
[ 604.881321][T10344] ? __pfx_do_new_mount+0x10/0x10
[ 604.881350][T10344] ? ns_capable+0x8a/0xf0
[ 604.881372][T10344] ? kmem_cache_free+0x19b/0x690
[ 604.881410][T10344] __se_sys_mount+0x313/0x410
[ 604.881433][T10344] ? __pfx___se_sys_mount+0x10/0x10
[ 604.881466][T10344] ? do_syscall_64+0xbe/0xfa0
[ 604.881489][T10344] ? __x64_sys_mount+0x20/0xc0
[ 604.881519][T10344] do_syscall_64+0xfa/0xfa0
[ 604.881542][T10344] ? lockdep_hardirqs_on+0x9c/0x150
[ 604.881565][T10344] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.881584][T10344] ? clear_bhb_loop+0x60/0xb0
[ 604.881608][T10344] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.881626][T10344] RIP: 0033:0x7f328ecf995a
[ 604.881645][T10344] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 604.881662][T10344] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 604.881683][T10344] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 604.881698][T10344] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 604.881717][T10344] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 604.881730][T10344] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 604.881743][T10344] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 604.881774][T10344]
executing program
[ 604.882039][T10344] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 604.898762][T10351] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 604.990319][T10344] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
executing program
executing program
[ 606.206597][T10370] loop4: detected capacity change from 0 to 32768
[ 606.239362][T10370] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 606.291611][T10370] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 606.369132][T10370] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 606.429757][ T9457] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 606.439806][ T9457] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 606.692685][ T9457] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 252ms
[ 606.724057][ T9457] gfs2: fsid=syz:syz.0: jid=0: Done
[ 606.729341][T10370] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 606.816824][T10380] loop2: detected capacity change from 0 to 32768
[ 606.870662][T10380] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 606.879304][T10378] loop3: detected capacity change from 0 to 32768
[ 606.887998][T10380] CPU: 0 UID: 0 PID: 10380 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 606.888025][T10380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 606.888039][T10380] Call Trace:
[ 606.888047][T10380]
[ 606.888057][T10380] dump_stack_lvl+0x189/0x250
[ 606.888092][T10380] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.888119][T10380] ? __pfx__printk+0x10/0x10
[ 606.888146][T10380] ? kernfs_path_from_node+0x250/0x290
[ 606.888170][T10380] ? kernfs_path_from_node+0x2f/0x290
[ 606.888199][T10380] sysfs_create_dir_ns+0x259/0x280
[ 606.888226][T10380] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 606.888253][T10380] ? do_raw_spin_unlock+0x122/0x240
[ 606.888284][T10380] kobject_add_internal+0x59f/0xb40
[ 606.888322][T10380] kobject_init_and_add+0x125/0x190
[ 606.888356][T10380] ? __pfx_kobject_init_and_add+0x10/0x10
[ 606.888386][T10380] ? __raw_spin_lock_init+0x45/0x100
[ 606.888414][T10380] ? __init_swait_queue_head+0xa9/0x150
[ 606.888443][T10380] gfs2_sys_fs_add+0x234/0x450
[ 606.888468][T10380] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 606.888497][T10380] ? is_dynamic_key+0xd6/0x1c0
[ 606.888514][T10380] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 606.888563][T10380] gfs2_fill_super+0x13c0/0x20d0
[ 606.888607][T10380] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.888640][T10380] ? sb_set_blocksize+0x104/0x180
[ 606.888671][T10380] ? setup_bdev_super+0x4c1/0x5b0
[ 606.888703][T10380] get_tree_bdev_flags+0x40e/0x4d0
[ 606.888731][T10380] ? __pfx_gfs2_fill_super+0x10/0x10
[ 606.888759][T10380] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 606.888787][T10380] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 606.888815][T10380] gfs2_get_tree+0x51/0x1e0
[ 606.888840][T10380] vfs_get_tree+0x92/0x2b0
[ 606.888867][T10380] do_new_mount+0x302/0xa10
[ 606.888890][T10380] ? apparmor_capable+0x137/0x1b0
[ 606.888913][T10380] ? __pfx_do_new_mount+0x10/0x10
[ 606.888940][T10380] ? ns_capable+0x8a/0xf0
[ 606.888960][T10380] ? kmem_cache_free+0x19b/0x690
[ 606.888996][T10380] __se_sys_mount+0x313/0x410
[ 606.889018][T10380] ? __pfx___se_sys_mount+0x10/0x10
[ 606.889046][T10380] ? do_syscall_64+0xbe/0xfa0
[ 606.889069][T10380] ? __x64_sys_mount+0x20/0xc0
[ 606.889100][T10380] do_syscall_64+0xfa/0xfa0
[ 606.889123][T10380] ? lockdep_hardirqs_on+0x9c/0x150
[ 606.889146][T10380] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.889166][T10380] ? clear_bhb_loop+0x60/0xb0
[ 606.889187][T10380] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.889204][T10380] RIP: 0033:0x7f328ecf995a
[ 606.889221][T10380] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 606.889238][T10380] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 606.889258][T10380] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 606.889272][T10380] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 606.889285][T10380] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 606.889297][T10380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 606.889308][T10380] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 606.889338][T10380]
[ 606.889686][T10380] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 607.021604][T10370] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 607.117757][T10376] loop1: detected capacity change from 0 to 32768
[ 607.130715][T10378] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 607.208660][T10382] loop0: detected capacity change from 0 to 32768
[ 607.232819][T10378] CPU: 1 UID: 0 PID: 10378 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 607.232846][T10378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 607.232859][T10378] Call Trace:
[ 607.232867][T10378]
[ 607.232875][T10378] dump_stack_lvl+0x189/0x250
[ 607.232909][T10378] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.232936][T10378] ? __pfx__printk+0x10/0x10
[ 607.232961][T10378] ? kernfs_path_from_node+0x250/0x290
[ 607.232984][T10378] ? kernfs_path_from_node+0x2f/0x290
[ 607.233012][T10378] sysfs_create_dir_ns+0x259/0x280
[ 607.233038][T10378] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 607.233063][T10378] ? do_raw_spin_unlock+0x122/0x240
[ 607.233093][T10378] kobject_add_internal+0x59f/0xb40
[ 607.233130][T10378] kobject_init_and_add+0x125/0x190
[ 607.233163][T10378] ? __pfx_kobject_init_and_add+0x10/0x10
[ 607.233191][T10378] ? __raw_spin_lock_init+0x45/0x100
[ 607.233218][T10378] ? __init_swait_queue_head+0xa9/0x150
[ 607.233247][T10378] gfs2_sys_fs_add+0x234/0x450
[ 607.233271][T10378] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 607.233298][T10378] ? is_dynamic_key+0xd6/0x1c0
[ 607.233315][T10378] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 607.233356][T10378] gfs2_fill_super+0x13c0/0x20d0
[ 607.233398][T10378] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.233429][T10378] ? sb_set_blocksize+0x104/0x180
[ 607.233467][T10378] ? setup_bdev_super+0x4c1/0x5b0
[ 607.233498][T10378] get_tree_bdev_flags+0x40e/0x4d0
[ 607.233525][T10378] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.233552][T10378] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 607.233578][T10378] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 607.233609][T10378] gfs2_get_tree+0x51/0x1e0
[ 607.233638][T10378] vfs_get_tree+0x92/0x2b0
[ 607.233668][T10378] do_new_mount+0x302/0xa10
[ 607.233694][T10378] ? apparmor_capable+0x137/0x1b0
[ 607.233721][T10378] ? __pfx_do_new_mount+0x10/0x10
[ 607.233749][T10378] ? ns_capable+0x8a/0xf0
[ 607.233772][T10378] ? kmem_cache_free+0x19b/0x690
[ 607.233811][T10378] __se_sys_mount+0x313/0x410
[ 607.233834][T10378] ? __pfx___se_sys_mount+0x10/0x10
[ 607.233868][T10378] ? do_syscall_64+0xbe/0xfa0
[ 607.233891][T10378] ? __x64_sys_mount+0x20/0xc0
[ 607.233922][T10378] do_syscall_64+0xfa/0xfa0
[ 607.233945][T10378] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.233968][T10378] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.233987][T10378] ? clear_bhb_loop+0x60/0xb0
[ 607.234010][T10378] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.234029][T10378] RIP: 0033:0x7f328ecf995a
[ 607.234046][T10378] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 607.234064][T10378] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 607.234085][T10378] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 607.234100][T10378] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 607.234113][T10378] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 607.234127][T10378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 607.234140][T10378] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 607.234171][T10378]
[ 607.234194][T10378] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 607.286318][T10380] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 607.305013][T10370] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 607.371309][T10376] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 607.375014][T10370] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 607.381759][T10376] CPU: 1 UID: 0 PID: 10376 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 607.381786][T10376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 607.381799][T10376] Call Trace:
[ 607.381807][T10376]
[ 607.381815][T10376] dump_stack_lvl+0x189/0x250
[ 607.381850][T10376] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.381876][T10376] ? __pfx__printk+0x10/0x10
[ 607.381901][T10376] ? kernfs_path_from_node+0x250/0x290
[ 607.381925][T10376] ? kernfs_path_from_node+0x2f/0x290
[ 607.381953][T10376] sysfs_create_dir_ns+0x259/0x280
[ 607.381978][T10376] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 607.382004][T10376] ? do_raw_spin_unlock+0x122/0x240
[ 607.382034][T10376] kobject_add_internal+0x59f/0xb40
[ 607.382071][T10376] kobject_init_and_add+0x125/0x190
[ 607.382103][T10376] ? __pfx_kobject_init_and_add+0x10/0x10
[ 607.382132][T10376] ? __raw_spin_lock_init+0x45/0x100
[ 607.382159][T10376] ? __init_swait_queue_head+0xa9/0x150
[ 607.382188][T10376] gfs2_sys_fs_add+0x234/0x450
[ 607.382212][T10376] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 607.382239][T10376] ? is_dynamic_key+0xd6/0x1c0
[ 607.382256][T10376] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 607.382296][T10376] gfs2_fill_super+0x13c0/0x20d0
[ 607.382339][T10376] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.382370][T10376] ? sb_set_blocksize+0x104/0x180
[ 607.382400][T10376] ? setup_bdev_super+0x4c1/0x5b0
[ 607.382432][T10376] get_tree_bdev_flags+0x40e/0x4d0
executing program
[ 607.382459][T10376] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.382492][T10376] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 607.382517][T10376] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 607.382547][T10376] gfs2_get_tree+0x51/0x1e0
[ 607.382577][T10376] vfs_get_tree+0x92/0x2b0
[ 607.382606][T10376] do_new_mount+0x302/0xa10
[ 607.382633][T10376] ? apparmor_capable+0x137/0x1b0
[ 607.382659][T10376] ? __pfx_do_new_mount+0x10/0x10
[ 607.382688][T10376] ? ns_capable+0x8a/0xf0
[ 607.382711][T10376] ? kmem_cache_free+0x19b/0x690
executing program
[ 607.382749][T10376] __se_sys_mount+0x313/0x410
[ 607.382773][T10376] ? __pfx___se_sys_mount+0x10/0x10
[ 607.382806][T10376] ? do_syscall_64+0xbe/0xfa0
[ 607.382829][T10376] ? __x64_sys_mount+0x20/0xc0
[ 607.382860][T10376] do_syscall_64+0xfa/0xfa0
[ 607.382882][T10376] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.382906][T10376] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.382926][T10376] ? clear_bhb_loop+0x60/0xb0
[ 607.382950][T10376] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.382969][T10376] RIP: 0033:0x7f328ecf995a
[ 607.382986][T10376] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 607.383004][T10376] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 607.383025][T10376] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 607.383040][T10376] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 607.383054][T10376] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 607.383067][T10376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 607.383080][T10376] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 607.383111][T10376]
[ 607.383137][T10376] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 607.391748][T10370] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10370 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 607.473952][T10376] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 607.475407][T10382] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 607.491367][T10378] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 607.497262][T10382] CPU: 0 UID: 0 PID: 10382 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 607.497285][T10382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 607.497297][T10382] Call Trace:
[ 607.497306][T10382]
[ 607.497314][T10382] dump_stack_lvl+0x189/0x250
[ 607.497345][T10382] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.497371][T10382] ? __pfx__printk+0x10/0x10
[ 607.497397][T10382] ? kernfs_path_from_node+0x250/0x290
[ 607.497421][T10382] ? kernfs_path_from_node+0x2f/0x290
[ 607.497446][T10382] sysfs_create_dir_ns+0x259/0x280
[ 607.497539][T10382] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 607.497574][T10382] ? do_raw_spin_unlock+0x122/0x240
[ 607.497607][T10382] kobject_add_internal+0x59f/0xb40
[ 607.497646][T10382] kobject_init_and_add+0x125/0x190
[ 607.497681][T10382] ? __pfx_kobject_init_and_add+0x10/0x10
[ 607.497712][T10382] ? __raw_spin_lock_init+0x45/0x100
[ 607.497741][T10382] ? __init_swait_queue_head+0xa9/0x150
[ 607.497771][T10382] gfs2_sys_fs_add+0x234/0x450
[ 607.497797][T10382] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 607.497826][T10382] ? is_dynamic_key+0xd6/0x1c0
[ 607.497843][T10382] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 607.497885][T10382] gfs2_fill_super+0x13c0/0x20d0
[ 607.497928][T10382] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.497959][T10382] ? sb_set_blocksize+0x104/0x180
[ 607.498003][T10382] ? setup_bdev_super+0x4c1/0x5b0
[ 607.498038][T10382] get_tree_bdev_flags+0x40e/0x4d0
[ 607.498065][T10382] ? __pfx_gfs2_fill_super+0x10/0x10
[ 607.498092][T10382] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 607.498118][T10382] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 607.498149][T10382] gfs2_get_tree+0x51/0x1e0
[ 607.498178][T10382] vfs_get_tree+0x92/0x2b0
[ 607.498216][T10382] do_new_mount+0x302/0xa10
[ 607.498243][T10382] ? apparmor_capable+0x137/0x1b0
[ 607.498269][T10382] ? __pfx_do_new_mount+0x10/0x10
[ 607.498298][T10382] ? ns_capable+0x8a/0xf0
[ 607.498321][T10382] ? kmem_cache_free+0x19b/0x690
[ 607.498359][T10382] __se_sys_mount+0x313/0x410
[ 607.498383][T10382] ? __pfx___se_sys_mount+0x10/0x10
[ 607.498417][T10382] ? do_syscall_64+0xbe/0xfa0
[ 607.498440][T10382] ? __x64_sys_mount+0x20/0xc0
[ 607.498470][T10382] do_syscall_64+0xfa/0xfa0
[ 607.498492][T10382] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.498516][T10382] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.498536][T10382] ? clear_bhb_loop+0x60/0xb0
[ 607.498559][T10382] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.498578][T10382] RIP: 0033:0x7f328ecf995a
[ 607.498597][T10382] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
executing program
[ 607.498614][T10382] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 607.498635][T10382] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 607.498650][T10382] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 607.498664][T10382] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 607.498678][T10382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 607.498690][T10382] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 607.498722][T10382]
[ 607.498752][T10382] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 607.507004][T10370] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 607.522620][T10382] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 607.700180][T10370] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 608.747728][T10405] loop1: detected capacity change from 0 to 32768
[ 608.810211][T10405] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 608.830870][T10405] CPU: 1 UID: 0 PID: 10405 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 608.830897][T10405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 608.830910][T10405] Call Trace:
[ 608.830919][T10405]
[ 608.830927][T10405] dump_stack_lvl+0x189/0x250
[ 608.830961][T10405] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.830989][T10405] ? __pfx__printk+0x10/0x10
[ 608.831016][T10405] ? kernfs_path_from_node+0x250/0x290
[ 608.831040][T10405] ? kernfs_path_from_node+0x2f/0x290
[ 608.831069][T10405] sysfs_create_dir_ns+0x259/0x280
[ 608.831095][T10405] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 608.831120][T10405] ? do_raw_spin_unlock+0x122/0x240
[ 608.831152][T10405] kobject_add_internal+0x59f/0xb40
[ 608.831189][T10405] kobject_init_and_add+0x125/0x190
[ 608.831223][T10405] ? __pfx_kobject_init_and_add+0x10/0x10
[ 608.831253][T10405] ? __raw_spin_lock_init+0x45/0x100
[ 608.831281][T10405] ? __init_swait_queue_head+0xa9/0x150
[ 608.831311][T10405] gfs2_sys_fs_add+0x234/0x450
[ 608.831336][T10405] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 608.831478][T10405] ? is_dynamic_key+0xd6/0x1c0
[ 608.831505][T10405] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 608.831548][T10405] gfs2_fill_super+0x13c0/0x20d0
executing program
[ 608.831593][T10405] ? __pfx_gfs2_fill_super+0x10/0x10
[ 608.831625][T10405] ? sb_set_blocksize+0x104/0x180
[ 608.831657][T10405] ? setup_bdev_super+0x4c1/0x5b0
[ 608.831688][T10405] get_tree_bdev_flags+0x40e/0x4d0
[ 608.831716][T10405] ? __pfx_gfs2_fill_super+0x10/0x10
[ 608.831744][T10405] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 608.831771][T10405] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 608.831803][T10405] gfs2_get_tree+0x51/0x1e0
[ 608.831833][T10405] vfs_get_tree+0x92/0x2b0
[ 608.831863][T10405] do_new_mount+0x302/0xa10
[ 608.831891][T10405] ? apparmor_capable+0x137/0x1b0
[ 608.831920][T10405] ? __pfx_do_new_mount+0x10/0x10
[ 608.831949][T10405] ? ns_capable+0x8a/0xf0
[ 608.831973][T10405] ? kmem_cache_free+0x19b/0x690
[ 608.832013][T10405] __se_sys_mount+0x313/0x410
[ 608.832039][T10405] ? __pfx___se_sys_mount+0x10/0x10
[ 608.832071][T10405] ? do_syscall_64+0xbe/0xfa0
[ 608.832091][T10405] ? __x64_sys_mount+0x20/0xc0
[ 608.832121][T10405] do_syscall_64+0xfa/0xfa0
[ 608.832143][T10405] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.832168][T10405] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.832189][T10405] ? clear_bhb_loop+0x60/0xb0
[ 608.832213][T10405] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.832232][T10405] RIP: 0033:0x7f328ecf995a
[ 608.832252][T10405] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 608.832270][T10405] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 608.832291][T10405] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 608.832316][T10405] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 608.832330][T10405] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 608.832344][T10405] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 608.832357][T10405] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 608.832390][T10405]
[ 608.832421][T10405] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 608.883488][T10370] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 608.887291][T10405] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 608.958689][T10370] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
executing program
[ 609.307637][T10404] loop3: detected capacity change from 0 to 32768
[ 609.342955][T10404] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 609.351441][T10404] CPU: 0 UID: 0 PID: 10404 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 609.351468][T10404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 609.351480][T10404] Call Trace:
[ 609.351489][T10404]
[ 609.351498][T10404] dump_stack_lvl+0x189/0x250
[ 609.351533][T10404] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.351560][T10404] ? __pfx__printk+0x10/0x10
[ 609.351586][T10404] ? kernfs_path_from_node+0x250/0x290
[ 609.351611][T10404] ? kernfs_path_from_node+0x2f/0x290
[ 609.351639][T10404] sysfs_create_dir_ns+0x259/0x280
[ 609.351667][T10404] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 609.351693][T10404] ? do_raw_spin_unlock+0x122/0x240
[ 609.351725][T10404] kobject_add_internal+0x59f/0xb40
[ 609.351764][T10404] kobject_init_and_add+0x125/0x190
[ 609.351798][T10404] ? __pfx_kobject_init_and_add+0x10/0x10
[ 609.351827][T10404] ? __raw_spin_lock_init+0x45/0x100
[ 609.351856][T10404] ? __init_swait_queue_head+0xa9/0x150
[ 609.351886][T10404] gfs2_sys_fs_add+0x234/0x450
[ 609.351911][T10404] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 609.351939][T10404] ? is_dynamic_key+0xd6/0x1c0
[ 609.351957][T10404] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 609.351998][T10404] gfs2_fill_super+0x13c0/0x20d0
[ 609.352042][T10404] ? __pfx_gfs2_fill_super+0x10/0x10
[ 609.352073][T10404] ? sb_set_blocksize+0x104/0x180
[ 609.352104][T10404] ? setup_bdev_super+0x4c1/0x5b0
[ 609.352136][T10404] get_tree_bdev_flags+0x40e/0x4d0
[ 609.352164][T10404] ? __pfx_gfs2_fill_super+0x10/0x10
[ 609.352191][T10404] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 609.352217][T10404] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 609.352249][T10404] gfs2_get_tree+0x51/0x1e0
[ 609.352279][T10404] vfs_get_tree+0x92/0x2b0
[ 609.352316][T10404] do_new_mount+0x302/0xa10
[ 609.352344][T10404] ? apparmor_capable+0x137/0x1b0
[ 609.352371][T10404] ? __pfx_do_new_mount+0x10/0x10
[ 609.352400][T10404] ? ns_capable+0x8a/0xf0
[ 609.352424][T10404] ? kmem_cache_free+0x19b/0x690
[ 609.352463][T10404] __se_sys_mount+0x313/0x410
[ 609.352488][T10404] ? __pfx___se_sys_mount+0x10/0x10
[ 609.352523][T10404] ? do_syscall_64+0xbe/0xfa0
[ 609.352546][T10404] ? __x64_sys_mount+0x20/0xc0
[ 609.352578][T10404] do_syscall_64+0xfa/0xfa0
[ 609.352601][T10404] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.352625][T10404] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.352645][T10404] ? clear_bhb_loop+0x60/0xb0
[ 609.352669][T10404] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.352688][T10404] RIP: 0033:0x7f328ecf995a
[ 609.352707][T10404] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 609.352725][T10404] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 609.352747][T10404] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 609.352762][T10404] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 609.352778][T10404] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 609.352791][T10404] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 609.352804][T10404] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 609.352837][T10404]
[ 609.352863][T10404] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 609.682253][T10370] gfs2: fsid=syz:syz.0: File system withdrawn
[ 609.700862][T10370] CPU: 1 UID: 0 PID: 10370 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 609.700889][T10370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 609.700900][T10370] Call Trace:
[ 609.700907][T10370]
[ 609.700916][T10370] dump_stack_lvl+0x189/0x250
[ 609.700950][T10370] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.700988][T10370] ? __pfx__printk+0x10/0x10
[ 609.701008][T10370] ? kobject_uevent_env+0x36b/0x8c0
[ 609.701048][T10370] gfs2_withdraw+0xb30/0x1430
[ 609.701092][T10370] ? __pfx_gfs2_withdraw+0x10/0x10
[ 609.701119][T10370] ? queue_delayed_work_on+0x11a/0x280
[ 609.701141][T10370] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.701166][T10370] ? preempt_schedule+0xae/0xc0
[ 609.701192][T10370] ? gfs2_consist_inode_i+0xf5/0x110
[ 609.701217][T10370] inode_go_instantiate+0xaf7/0x1260
[ 609.701250][T10370] ? preempt_schedule_thunk+0x16/0x30
[ 609.701273][T10370] ? __pfx_inode_go_instantiate+0x10/0x10
[ 609.701302][T10370] ? _raw_spin_unlock+0x3f/0x50
[ 609.701321][T10370] ? gfs2_glock_nq+0x10c7/0x1830
[ 609.701355][T10370] gfs2_instantiate+0x168/0x220
[ 609.701385][T10370] gfs2_glock_wait+0x1d4/0x2a0
[ 609.701416][T10370] do_sync+0x46f/0xc60
[ 609.701437][T10370] ? _raw_spin_unlock+0x28/0x50
[ 609.701458][T10370] ? gfs2_quota_sync+0x359/0x460
[ 609.701490][T10370] ? __pfx_do_sync+0x10/0x10
[ 609.701519][T10370] ? gfs2_quota_sync+0x359/0x460
[ 609.701544][T10370] ? do_raw_spin_unlock+0x122/0x240
[ 609.701573][T10370] gfs2_quota_sync+0x359/0x460
[ 609.701608][T10370] gfs2_sync_fs+0x4c/0xb0
[ 609.701629][T10370] sync_filesystem+0xee/0x230
[ 609.701654][T10370] gfs2_reconfigure+0xbb/0xb20
[ 609.701679][T10370] ? _raw_spin_unlock+0x28/0x50
[ 609.701698][T10370] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 609.701734][T10370] reconfigure_super+0x227/0x890
[ 609.701768][T10370] path_mount+0xd1a/0xfe0
[ 609.701796][T10370] ? kmem_cache_free+0x19b/0x690
[ 609.701835][T10370] __se_sys_mount+0x313/0x410
[ 609.701861][T10370] ? __pfx___se_sys_mount+0x10/0x10
[ 609.701897][T10370] ? do_syscall_64+0xbe/0xfa0
[ 609.701920][T10370] ? __x64_sys_mount+0x20/0xc0
[ 609.701951][T10370] do_syscall_64+0xfa/0xfa0
[ 609.701981][T10370] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.702006][T10370] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.702026][T10370] ? clear_bhb_loop+0x60/0xb0
[ 609.702052][T10370] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.702072][T10370] RIP: 0033:0x7f328ecf995a
[ 609.702091][T10370] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 609.702110][T10370] RSP: 002b:00007ffd48075108 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 609.702130][T10370] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328ecf995a
[ 609.702143][T10370] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 609.702156][T10370] RBP: 00002000000003c0 R08: 00007ffd480751a0 R09: 0000000000000000
[ 609.702168][T10370] R10: 000000000126a4b5 R11: 0000000000000206 R12: 0000200000000340
[ 609.702181][T10370] R13: 00007ffd480751a0 R14: 0000000000000000 R15: 0000200000004140
[ 609.702213][T10370]
[ 610.227640][T10406] loop2: detected capacity change from 0 to 32768
[ 610.328130][T10406] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 610.335631][T10406] CPU: 1 UID: 0 PID: 10406 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 610.335658][T10406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 610.335671][T10406] Call Trace:
[ 610.335678][T10406]
[ 610.335687][T10406] dump_stack_lvl+0x189/0x250
[ 610.335721][T10406] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.335748][T10406] ? __pfx__printk+0x10/0x10
[ 610.335775][T10406] ? kernfs_path_from_node+0x250/0x290
[ 610.335799][T10406] ? kernfs_path_from_node+0x2f/0x290
[ 610.335828][T10406] sysfs_create_dir_ns+0x259/0x280
[ 610.335854][T10406] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 610.335881][T10406] ? do_raw_spin_unlock+0x122/0x240
[ 610.335913][T10406] kobject_add_internal+0x59f/0xb40
[ 610.335950][T10406] kobject_init_and_add+0x125/0x190
[ 610.335990][T10406] ? __pfx_kobject_init_and_add+0x10/0x10
[ 610.336019][T10406] ? __raw_spin_lock_init+0x45/0x100
[ 610.336048][T10406] ? __init_swait_queue_head+0xa9/0x150
[ 610.336078][T10406] gfs2_sys_fs_add+0x234/0x450
[ 610.336102][T10406] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 610.336130][T10406] ? is_dynamic_key+0xd6/0x1c0
[ 610.336152][T10406] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 610.336195][T10406] gfs2_fill_super+0x13c0/0x20d0
[ 610.336237][T10406] ? __pfx_gfs2_fill_super+0x10/0x10
[ 610.336269][T10406] ? sb_set_blocksize+0x104/0x180
[ 610.336299][T10406] ? setup_bdev_super+0x4c1/0x5b0
[ 610.336331][T10406] get_tree_bdev_flags+0x40e/0x4d0
[ 610.336359][T10406] ? __pfx_gfs2_fill_super+0x10/0x10
[ 610.336386][T10406] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 610.336412][T10406] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 610.336445][T10406] gfs2_get_tree+0x51/0x1e0
[ 610.336474][T10406] vfs_get_tree+0x92/0x2b0
[ 610.336505][T10406] do_new_mount+0x302/0xa10
[ 610.336532][T10406] ? apparmor_capable+0x137/0x1b0
[ 610.336559][T10406] ? __pfx_do_new_mount+0x10/0x10
[ 610.336588][T10406] ? ns_capable+0x8a/0xf0
[ 610.336612][T10406] ? kmem_cache_free+0x19b/0x690
[ 610.336651][T10406] __se_sys_mount+0x313/0x410
[ 610.336676][T10406] ? __pfx___se_sys_mount+0x10/0x10
[ 610.336710][T10406] ? do_syscall_64+0xbe/0xfa0
[ 610.336733][T10406] ? __x64_sys_mount+0x20/0xc0
[ 610.336765][T10406] do_syscall_64+0xfa/0xfa0
[ 610.336788][T10406] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.336812][T10406] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.336833][T10406] ? clear_bhb_loop+0x60/0xb0
[ 610.336857][T10406] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.336876][T10406] RIP: 0033:0x7f328ecf995a
[ 610.336895][T10406] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 610.336913][T10406] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 610.336934][T10406] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 610.336950][T10406] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 610.336965][T10406] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 610.336986][T10406] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 610.337000][T10406] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 610.337033][T10406]
[ 610.337059][T10406] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 610.341252][T10404] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 610.415275][T10406] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[ 610.855734][T10414] loop1: detected capacity change from 0 to 32768
[ 610.882338][T10415] loop0: detected capacity change from 0 to 32768
[ 610.951794][T10415] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 610.963183][T10414] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 610.982857][T10414] CPU: 0 UID: 0 PID: 10414 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 610.982885][T10414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 610.982898][T10414] Call Trace:
[ 610.982907][T10414]
[ 610.982916][T10414] dump_stack_lvl+0x189/0x250
[ 610.982951][T10414] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.982978][T10414] ? __pfx__printk+0x10/0x10
[ 610.983005][T10414] ? kernfs_path_from_node+0x250/0x290
[ 610.983038][T10414] ? kernfs_path_from_node+0x2f/0x290
[ 610.983066][T10414] sysfs_create_dir_ns+0x259/0x280
[ 610.983100][T10414] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 610.983126][T10414] ? do_raw_spin_unlock+0x122/0x240
[ 610.983157][T10414] kobject_add_internal+0x59f/0xb40
[ 610.983194][T10414] kobject_init_and_add+0x125/0x190
[ 610.983228][T10414] ? __pfx_kobject_init_and_add+0x10/0x10
[ 610.983265][T10414] ? __raw_spin_lock_init+0x45/0x100
[ 610.983293][T10414] ? __init_swait_queue_head+0xa9/0x150
[ 610.983323][T10414] gfs2_sys_fs_add+0x234/0x450
[ 610.983348][T10414] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 610.983376][T10414] ? is_dynamic_key+0xd6/0x1c0
[ 610.983394][T10414] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 610.983440][T10414] gfs2_fill_super+0x13c0/0x20d0
[ 610.983485][T10414] ? __pfx_gfs2_fill_super+0x10/0x10
[ 610.983517][T10414] ? sb_set_blocksize+0x104/0x180
[ 610.983549][T10414] ? setup_bdev_super+0x4c1/0x5b0
[ 610.983580][T10414] get_tree_bdev_flags+0x40e/0x4d0
[ 610.983610][T10414] ? __pfx_gfs2_fill_super+0x10/0x10
[ 610.983637][T10414] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 610.983663][T10414] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 610.983695][T10414] gfs2_get_tree+0x51/0x1e0
[ 610.983726][T10414] vfs_get_tree+0x92/0x2b0
[ 610.983756][T10414] do_new_mount+0x302/0xa10
[ 610.983784][T10414] ? apparmor_capable+0x137/0x1b0
[ 610.983811][T10414] ? __pfx_do_new_mount+0x10/0x10
[ 610.983840][T10414] ? ns_capable+0x8a/0xf0
[ 610.983864][T10414] ? kmem_cache_free+0x19b/0x690
[ 610.983903][T10414] __se_sys_mount+0x313/0x410
[ 610.983928][T10414] ? __pfx___se_sys_mount+0x10/0x10
[ 610.983963][T10414] ? do_syscall_64+0xbe/0xfa0
[ 610.983987][T10414] ? __x64_sys_mount+0x20/0xc0
[ 610.984019][T10414] do_syscall_64+0xfa/0xfa0
[ 610.984042][T10414] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.984067][T10414] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.984093][T10414] ? clear_bhb_loop+0x60/0xb0
[ 610.984118][T10414] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.984138][T10414] RIP: 0033:0x7f328ecf995a
[ 610.984157][T10414] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
executing program
[ 610.984176][T10414] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 610.984198][T10414] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 610.984213][T10414] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 610.984228][T10414] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 610.984242][T10414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 610.984256][T10414] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
executing program
[ 610.984289][T10414]
[ 610.984314][T10414] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 611.030992][T10415] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 611.036089][T10414] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 611.107746][T10415] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
executing program
[ 611.739645][T10031] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 611.746570][T10031] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 611.895735][T10031] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 149ms
[ 611.925047][T10031] gfs2: fsid=syz:syz.0: jid=0: Done
[ 611.934223][T10415] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 612.120255][T10415] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 612.140126][T10415] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 612.170857][T10415] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 612.191566][T10415] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10415 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 612.223356][T10415] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 612.238774][T10426] loop3: detected capacity change from 0 to 32768
[ 612.246395][T10415] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 612.272337][T10426] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 612.286303][T10415] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 612.301871][T10426] CPU: 0 UID: 0 PID: 10426 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 612.301900][T10426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 612.301913][T10426] Call Trace:
[ 612.301922][T10426]
[ 612.301931][T10426] dump_stack_lvl+0x189/0x250
[ 612.301965][T10426] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.301992][T10426] ? __pfx__printk+0x10/0x10
[ 612.302019][T10426] ? kernfs_path_from_node+0x250/0x290
[ 612.302043][T10426] ? kernfs_path_from_node+0x2f/0x290
[ 612.302071][T10426] sysfs_create_dir_ns+0x259/0x280
[ 612.302098][T10426] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 612.302124][T10426] ? do_raw_spin_unlock+0x122/0x240
[ 612.302155][T10426] kobject_add_internal+0x59f/0xb40
[ 612.302193][T10426] kobject_init_and_add+0x125/0x190
[ 612.302227][T10426] ? __pfx_kobject_init_and_add+0x10/0x10
[ 612.302257][T10426] ? __raw_spin_lock_init+0x45/0x100
[ 612.302284][T10426] ? __init_swait_queue_head+0xa9/0x150
[ 612.302314][T10426] gfs2_sys_fs_add+0x234/0x450
[ 612.302340][T10426] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 612.302368][T10426] ? is_dynamic_key+0xd6/0x1c0
[ 612.302386][T10426] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 612.302428][T10426] gfs2_fill_super+0x13c0/0x20d0
[ 612.302471][T10426] ? __pfx_gfs2_fill_super+0x10/0x10
[ 612.302503][T10426] ? sb_set_blocksize+0x104/0x180
[ 612.302535][T10426] ? setup_bdev_super+0x4c1/0x5b0
[ 612.302567][T10426] get_tree_bdev_flags+0x40e/0x4d0
[ 612.302596][T10426] ? __pfx_gfs2_fill_super+0x10/0x10
[ 612.302623][T10426] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 612.302649][T10426] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 612.302681][T10426] gfs2_get_tree+0x51/0x1e0
[ 612.302721][T10426] vfs_get_tree+0x92/0x2b0
[ 612.302751][T10426] do_new_mount+0x302/0xa10
[ 612.302779][T10426] ? apparmor_capable+0x137/0x1b0
[ 612.302808][T10426] ? __pfx_do_new_mount+0x10/0x10
[ 612.302838][T10426] ? ns_capable+0x8a/0xf0
[ 612.302862][T10426] ? kmem_cache_free+0x19b/0x690
[ 612.302901][T10426] __se_sys_mount+0x313/0x410
[ 612.302926][T10426] ? __pfx___se_sys_mount+0x10/0x10
[ 612.302961][T10426] ? do_syscall_64+0xbe/0xfa0
[ 612.302984][T10426] ? __x64_sys_mount+0x20/0xc0
[ 612.303016][T10426] do_syscall_64+0xfa/0xfa0
[ 612.303039][T10426] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.303063][T10426] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.303082][T10426] ? clear_bhb_loop+0x60/0xb0
[ 612.303106][T10426] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.303125][T10426] RIP: 0033:0x7f328ecf995a
[ 612.303143][T10426] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 612.303161][T10426] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 612.303183][T10426] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 612.303197][T10426] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 612.303212][T10426] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 612.303226][T10426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 612.303239][T10426] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 612.303272][T10426]
[ 612.303298][T10426] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 612.370912][T10415] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 612.425269][T10433] loop4: detected capacity change from 0 to 32768
[ 612.566021][T10415] gfs2: fsid=syz:syz.0: File system withdrawn
[ 612.566043][T10415] CPU: 1 UID: 0 PID: 10415 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 612.566064][T10415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 612.566076][T10415] Call Trace:
[ 612.566084][T10415]
[ 612.566093][T10415] dump_stack_lvl+0x189/0x250
[ 612.566127][T10415] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.566153][T10415] ? __pfx__printk+0x10/0x10
[ 612.566172][T10415] ? kobject_uevent_env+0x36b/0x8c0
[ 612.566212][T10415] gfs2_withdraw+0xb30/0x1430
[ 612.566253][T10415] ? __pfx_gfs2_withdraw+0x10/0x10
[ 612.566281][T10415] ? queue_delayed_work_on+0x11a/0x280
[ 612.566304][T10415] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.566329][T10415] ? preempt_schedule+0xae/0xc0
[ 612.566356][T10415] ? gfs2_consist_inode_i+0xf5/0x110
[ 612.566385][T10415] inode_go_instantiate+0xaf7/0x1260
[ 612.566418][T10415] ? preempt_schedule_thunk+0x16/0x30
[ 612.566439][T10415] ? __pfx_inode_go_instantiate+0x10/0x10
[ 612.566467][T10415] ? _raw_spin_unlock+0x3f/0x50
[ 612.566487][T10415] ? gfs2_glock_nq+0x10c7/0x1830
[ 612.566520][T10415] gfs2_instantiate+0x168/0x220
[ 612.566548][T10415] gfs2_glock_wait+0x1d4/0x2a0
[ 612.566578][T10415] do_sync+0x46f/0xc60
[ 612.566597][T10415] ? _raw_spin_unlock+0x28/0x50
[ 612.566618][T10415] ? gfs2_quota_sync+0x359/0x460
[ 612.566648][T10415] ? __pfx_do_sync+0x10/0x10
[ 612.566678][T10415] ? gfs2_quota_sync+0x359/0x460
[ 612.566710][T10415] ? do_raw_spin_unlock+0x122/0x240
[ 612.566740][T10415] gfs2_quota_sync+0x359/0x460
[ 612.566772][T10415] gfs2_sync_fs+0x4c/0xb0
[ 612.566792][T10415] sync_filesystem+0xee/0x230
[ 612.566815][T10415] gfs2_reconfigure+0xbb/0xb20
[ 612.566841][T10415] ? _raw_spin_unlock+0x28/0x50
[ 612.566861][T10415] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 612.566900][T10415] reconfigure_super+0x227/0x890
[ 612.566934][T10415] path_mount+0xd1a/0xfe0
[ 612.566960][T10415] ? kmem_cache_free+0x19b/0x690
[ 612.566999][T10415] __se_sys_mount+0x313/0x410
[ 612.567024][T10415] ? __pfx___se_sys_mount+0x10/0x10
[ 612.567057][T10415] ? do_syscall_64+0xbe/0xfa0
[ 612.567080][T10415] ? __x64_sys_mount+0x20/0xc0
[ 612.567111][T10415] do_syscall_64+0xfa/0xfa0
[ 612.567133][T10415] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.567155][T10415] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.567175][T10415] ? clear_bhb_loop+0x60/0xb0
[ 612.567199][T10415] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.567218][T10415] RIP: 0033:0x7f328ecf995a
[ 612.567236][T10415] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 612.567253][T10415] RSP: 002b:00007ffd48075108 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 612.567273][T10415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328ecf995a
[ 612.567287][T10415] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 612.567300][T10415] RBP: 00002000000003c0 R08: 00007ffd480751a0 R09: 0000000000000000
[ 612.567314][T10415] R10: 000000000126a4b5 R11: 0000000000000206 R12: 0000200000000340
[ 612.567327][T10415] R13: 00007ffd480751a0 R14: 0000000000000000 R15: 0000200000004140
[ 612.567358][T10415]
[ 612.582304][T10426] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 612.637572][T10434] loop1: detected capacity change from 0 to 32768
[ 612.784411][T10436] loop2: detected capacity change from 0 to 32768
[ 612.831346][T10433] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 613.006309][T10433] CPU: 0 UID: 0 PID: 10433 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 613.006337][T10433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 613.006349][T10433] Call Trace:
[ 613.006357][T10433]
[ 613.006373][T10433] dump_stack_lvl+0x189/0x250
[ 613.006407][T10433] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.006432][T10433] ? __pfx__printk+0x10/0x10
[ 613.006456][T10433] ? kernfs_path_from_node+0x250/0x290
[ 613.006479][T10433] ? kernfs_path_from_node+0x2f/0x290
[ 613.006504][T10433] sysfs_create_dir_ns+0x259/0x280
[ 613.006529][T10433] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 613.006552][T10433] ? do_raw_spin_unlock+0x122/0x240
[ 613.006584][T10433] kobject_add_internal+0x59f/0xb40
[ 613.006617][T10433] kobject_init_and_add+0x125/0x190
[ 613.006648][T10433] ? __pfx_kobject_init_and_add+0x10/0x10
[ 613.006690][T10433] ? __raw_spin_lock_init+0x45/0x100
[ 613.006719][T10433] ? __init_swait_queue_head+0xa9/0x150
[ 613.006749][T10433] gfs2_sys_fs_add+0x234/0x450
[ 613.006773][T10433] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 613.006800][T10433] ? is_dynamic_key+0xd6/0x1c0
[ 613.006816][T10433] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 613.006855][T10433] gfs2_fill_super+0x13c0/0x20d0
[ 613.006896][T10433] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.006925][T10433] ? sb_set_blocksize+0x104/0x180
[ 613.006954][T10433] ? setup_bdev_super+0x4c1/0x5b0
[ 613.006984][T10433] get_tree_bdev_flags+0x40e/0x4d0
[ 613.007011][T10433] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.007037][T10433] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 613.007062][T10433] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 613.007093][T10433] gfs2_get_tree+0x51/0x1e0
[ 613.007122][T10433] vfs_get_tree+0x92/0x2b0
[ 613.007151][T10433] do_new_mount+0x302/0xa10
[ 613.007177][T10433] ? apparmor_capable+0x137/0x1b0
[ 613.007205][T10433] ? __pfx_do_new_mount+0x10/0x10
[ 613.007234][T10433] ? ns_capable+0x8a/0xf0
[ 613.007256][T10433] ? kmem_cache_free+0x19b/0x690
[ 613.007294][T10433] __se_sys_mount+0x313/0x410
[ 613.007321][T10433] ? __pfx___se_sys_mount+0x10/0x10
[ 613.007356][T10433] ? do_syscall_64+0xbe/0xfa0
[ 613.007379][T10433] ? __x64_sys_mount+0x20/0xc0
[ 613.007411][T10433] do_syscall_64+0xfa/0xfa0
executing program
[ 613.007432][T10433] ? lockdep_hardirqs_on+0x9c/0x150
[ 613.007456][T10433] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.007476][T10433] ? clear_bhb_loop+0x60/0xb0
[ 613.007499][T10433] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.007518][T10433] RIP: 0033:0x7f328ecf995a
[ 613.007536][T10433] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 613.007554][T10433] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 613.007575][T10433] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 613.007591][T10433] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 613.007606][T10433] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 613.007620][T10433] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 613.007633][T10433] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 613.007676][T10433]
[ 613.007872][T10433] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 613.172071][T10434] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 613.318162][T10433] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 613.365357][T10434] CPU: 0 UID: 0 PID: 10434 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 613.365387][T10434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 613.365400][T10434] Call Trace:
[ 613.365408][T10434]
[ 613.365417][T10434] dump_stack_lvl+0x189/0x250
[ 613.365452][T10434] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.365480][T10434] ? __pfx__printk+0x10/0x10
[ 613.365506][T10434] ? kernfs_path_from_node+0x250/0x290
[ 613.365531][T10434] ? kernfs_path_from_node+0x2f/0x290
[ 613.365559][T10434] sysfs_create_dir_ns+0x259/0x280
[ 613.365585][T10434] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 613.365612][T10434] ? do_raw_spin_unlock+0x122/0x240
[ 613.365651][T10434] kobject_add_internal+0x59f/0xb40
[ 613.365689][T10434] kobject_init_and_add+0x125/0x190
[ 613.365723][T10434] ? __pfx_kobject_init_and_add+0x10/0x10
[ 613.365752][T10434] ? __raw_spin_lock_init+0x45/0x100
[ 613.365780][T10434] ? __init_swait_queue_head+0xa9/0x150
[ 613.365810][T10434] gfs2_sys_fs_add+0x234/0x450
[ 613.365835][T10434] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 613.365863][T10434] ? is_dynamic_key+0xd6/0x1c0
[ 613.365880][T10434] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 613.365922][T10434] gfs2_fill_super+0x13c0/0x20d0
[ 613.365966][T10434] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.365998][T10434] ? sb_set_blocksize+0x104/0x180
[ 613.366029][T10434] ? setup_bdev_super+0x4c1/0x5b0
[ 613.366062][T10434] get_tree_bdev_flags+0x40e/0x4d0
[ 613.366090][T10434] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.366117][T10434] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 613.366144][T10434] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 613.366175][T10434] gfs2_get_tree+0x51/0x1e0
[ 613.366206][T10434] vfs_get_tree+0x92/0x2b0
[ 613.366236][T10434] do_new_mount+0x302/0xa10
[ 613.366263][T10434] ? apparmor_capable+0x137/0x1b0
[ 613.366291][T10434] ? __pfx_do_new_mount+0x10/0x10
[ 613.366321][T10434] ? ns_capable+0x8a/0xf0
[ 613.366345][T10434] ? kmem_cache_free+0x19b/0x690
[ 613.366384][T10434] __se_sys_mount+0x313/0x410
[ 613.366409][T10434] ? __pfx___se_sys_mount+0x10/0x10
[ 613.366443][T10434] ? do_syscall_64+0xbe/0xfa0
[ 613.366466][T10434] ? __x64_sys_mount+0x20/0xc0
[ 613.366499][T10434] do_syscall_64+0xfa/0xfa0
[ 613.366522][T10434] ? lockdep_hardirqs_on+0x9c/0x150
[ 613.366547][T10434] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.366567][T10434] ? clear_bhb_loop+0x60/0xb0
[ 613.366592][T10434] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.366611][T10434] RIP: 0033:0x7f328ecf995a
[ 613.366636][T10434] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 613.366655][T10434] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 613.366676][T10434] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 613.366692][T10434] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 613.366707][T10434] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 613.366721][T10434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 613.366734][T10434] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 613.366767][T10434]
[ 613.366794][T10434] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 613.638693][T10436] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 613.644890][T10434] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 613.709389][T10436] CPU: 1 UID: 0 PID: 10436 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 613.709416][T10436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 613.709429][T10436] Call Trace:
[ 613.709438][T10436]
[ 613.709447][T10436] dump_stack_lvl+0x189/0x250
[ 613.709481][T10436] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.709508][T10436] ? __pfx__printk+0x10/0x10
[ 613.709533][T10436] ? kernfs_path_from_node+0x250/0x290
[ 613.709562][T10436] ? kernfs_path_from_node+0x2f/0x290
[ 613.709591][T10436] sysfs_create_dir_ns+0x259/0x280
[ 613.709618][T10436] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 613.709643][T10436] ? do_raw_spin_unlock+0x122/0x240
[ 613.709682][T10436] kobject_add_internal+0x59f/0xb40
[ 613.709718][T10436] kobject_init_and_add+0x125/0x190
[ 613.709751][T10436] ? __pfx_kobject_init_and_add+0x10/0x10
[ 613.709780][T10436] ? __raw_spin_lock_init+0x45/0x100
[ 613.709808][T10436] ? __init_swait_queue_head+0xa9/0x150
[ 613.709837][T10436] gfs2_sys_fs_add+0x234/0x450
[ 613.709861][T10436] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 613.709889][T10436] ? is_dynamic_key+0xd6/0x1c0
[ 613.709907][T10436] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 613.709945][T10436] gfs2_fill_super+0x13c0/0x20d0
[ 613.709988][T10436] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.710019][T10436] ? sb_set_blocksize+0x104/0x180
[ 613.710051][T10436] ? setup_bdev_super+0x4c1/0x5b0
[ 613.710081][T10436] get_tree_bdev_flags+0x40e/0x4d0
[ 613.710110][T10436] ? __pfx_gfs2_fill_super+0x10/0x10
[ 613.710137][T10436] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 613.710163][T10436] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 613.710195][T10436] gfs2_get_tree+0x51/0x1e0
[ 613.710225][T10436] vfs_get_tree+0x92/0x2b0
[ 613.710254][T10436] do_new_mount+0x302/0xa10
[ 613.710282][T10436] ? apparmor_capable+0x137/0x1b0
[ 613.710310][T10436] ? __pfx_do_new_mount+0x10/0x10
[ 613.710339][T10436] ? ns_capable+0x8a/0xf0
[ 613.710363][T10436] ? kmem_cache_free+0x19b/0x690
[ 613.710402][T10436] __se_sys_mount+0x313/0x410
[ 613.710425][T10436] ? __pfx___se_sys_mount+0x10/0x10
[ 613.710458][T10436] ? do_syscall_64+0xbe/0xfa0
[ 613.710481][T10436] ? __x64_sys_mount+0x20/0xc0
[ 613.710513][T10436] do_syscall_64+0xfa/0xfa0
[ 613.710537][T10436] ? lockdep_hardirqs_on+0x9c/0x150
[ 613.710562][T10436] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.710581][T10436] ? clear_bhb_loop+0x60/0xb0
[ 613.710605][T10436] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.710624][T10436] RIP: 0033:0x7f328ecf995a
[ 613.710644][T10436] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 613.710666][T10436] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 613.710686][T10436] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 613.710702][T10436] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 613.710716][T10436] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 613.710729][T10436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 613.710742][T10436] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 613.710772][T10436]
[ 613.747991][T10457] loop3: detected capacity change from 0 to 32768
[ 613.988554][T10436] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
executing program
[ 614.201453][T10436] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 614.259146][T10457] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 614.268085][T10457] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
executing program
[ 614.320516][T10457] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 614.348800][T10002] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 614.355677][T10002] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 614.554922][T10002] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 199ms
executing program
[ 614.601133][T10002] gfs2: fsid=syz:syz.0: jid=0: Done
[ 614.607211][T10457] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 614.911894][T10457] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 614.942881][T10457] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 614.991000][T10457] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 615.031034][T10457] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10457 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 615.070924][T10457] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 615.099722][T10457] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 615.151656][T10457] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 615.171512][T10457] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 615.178199][T10457] gfs2: fsid=syz:syz.0: File system withdrawn
[ 615.215317][T10457] CPU: 1 UID: 0 PID: 10457 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 615.215345][T10457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 615.215358][T10457] Call Trace:
[ 615.215367][T10457]
[ 615.215376][T10457] dump_stack_lvl+0x189/0x250
[ 615.215411][T10457] ? __pfx_dump_stack_lvl+0x10/0x10
[ 615.215439][T10457] ? __pfx__printk+0x10/0x10
[ 615.215460][T10457] ? kobject_uevent_env+0x36b/0x8c0
[ 615.215501][T10457] gfs2_withdraw+0xb30/0x1430
[ 615.215554][T10457] ? __pfx_gfs2_withdraw+0x10/0x10
[ 615.215581][T10457] ? queue_delayed_work_on+0x11a/0x280
[ 615.215605][T10457] ? lockdep_hardirqs_on+0x9c/0x150
[ 615.215630][T10457] ? preempt_schedule+0xae/0xc0
[ 615.215659][T10457] ? gfs2_consist_inode_i+0xf5/0x110
[ 615.215690][T10457] inode_go_instantiate+0xaf7/0x1260
[ 615.215724][T10457] ? preempt_schedule_thunk+0x16/0x30
[ 615.215745][T10457] ? __pfx_inode_go_instantiate+0x10/0x10
[ 615.215773][T10457] ? _raw_spin_unlock+0x3f/0x50
[ 615.215794][T10457] ? gfs2_glock_nq+0x10c7/0x1830
[ 615.215828][T10457] gfs2_instantiate+0x168/0x220
[ 615.215858][T10457] gfs2_glock_wait+0x1d4/0x2a0
[ 615.215890][T10457] do_sync+0x46f/0xc60
[ 615.215910][T10457] ? _raw_spin_unlock+0x28/0x50
[ 615.215931][T10457] ? gfs2_quota_sync+0x359/0x460
[ 615.215964][T10457] ? __pfx_do_sync+0x10/0x10
[ 615.215995][T10457] ? gfs2_quota_sync+0x359/0x460
[ 615.216021][T10457] ? do_raw_spin_unlock+0x122/0x240
[ 615.216052][T10457] gfs2_quota_sync+0x359/0x460
[ 615.216086][T10457] gfs2_sync_fs+0x4c/0xb0
[ 615.216107][T10457] sync_filesystem+0xee/0x230
[ 615.216132][T10457] gfs2_reconfigure+0xbb/0xb20
[ 615.216159][T10457] ? _raw_spin_unlock+0x28/0x50
[ 615.216180][T10457] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 615.216216][T10457] reconfigure_super+0x227/0x890
[ 615.216252][T10457] path_mount+0xd1a/0xfe0
[ 615.216279][T10457] ? kmem_cache_free+0x19b/0x690
[ 615.216320][T10457] __se_sys_mount+0x313/0x410
[ 615.216345][T10457] ? __pfx___se_sys_mount+0x10/0x10
[ 615.216379][T10457] ? do_syscall_64+0xbe/0xfa0
[ 615.216403][T10457] ? __x64_sys_mount+0x20/0xc0
[ 615.216434][T10457] do_syscall_64+0xfa/0xfa0
[ 615.216457][T10457] ? lockdep_hardirqs_on+0x9c/0x150
[ 615.216482][T10457] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.216502][T10457] ? clear_bhb_loop+0x60/0xb0
[ 615.216532][T10457] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.216551][T10457] RIP: 0033:0x7f328ecf995a
[ 615.216570][T10457] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 615.216588][T10457] RSP: 002b:00007ffd48075108 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 615.216609][T10457] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328ecf995a
[ 615.216624][T10457] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 615.216637][T10457] RBP: 00002000000003c0 R08: 00007ffd480751a0 R09: 0000000000000000
[ 615.216651][T10457] R10: 000000000126a4b5 R11: 0000000000000206 R12: 0000200000000340
[ 615.216664][T10457] R13: 00007ffd480751a0 R14: 0000000000000000 R15: 0000200000004140
[ 615.216698][T10457]
[ 615.318818][T10467] loop0: detected capacity change from 0 to 32768
[ 615.327535][T10465] loop4: detected capacity change from 0 to 32768
[ 615.441761][T10467] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 615.473802][T10470] loop1: detected capacity change from 0 to 32768
[ 615.506079][T10467] CPU: 0 UID: 0 PID: 10467 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 615.506106][T10467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 615.506119][T10467] Call Trace:
[ 615.506127][T10467]
[ 615.506135][T10467] dump_stack_lvl+0x189/0x250
[ 615.506169][T10467] ? __pfx_dump_stack_lvl+0x10/0x10
[ 615.506196][T10467] ? __pfx__printk+0x10/0x10
[ 615.506221][T10467] ? kernfs_path_from_node+0x250/0x290
[ 615.506245][T10467] ? kernfs_path_from_node+0x2f/0x290
[ 615.506272][T10467] sysfs_create_dir_ns+0x259/0x280
[ 615.506298][T10467] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 615.506323][T10467] ? do_raw_spin_unlock+0x122/0x240
[ 615.506354][T10467] kobject_add_internal+0x59f/0xb40
[ 615.506391][T10467] kobject_init_and_add+0x125/0x190
[ 615.506424][T10467] ? __pfx_kobject_init_and_add+0x10/0x10
[ 615.506452][T10467] ? __raw_spin_lock_init+0x45/0x100
[ 615.506480][T10467] ? __init_swait_queue_head+0xa9/0x150
[ 615.506509][T10467] gfs2_sys_fs_add+0x234/0x450
[ 615.506532][T10467] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 615.506559][T10467] ? is_dynamic_key+0xd6/0x1c0
[ 615.506576][T10467] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 615.506616][T10467] gfs2_fill_super+0x13c0/0x20d0
[ 615.506658][T10467] ? __pfx_gfs2_fill_super+0x10/0x10
[ 615.506689][T10467] ? sb_set_blocksize+0x104/0x180
[ 615.506719][T10467] ? setup_bdev_super+0x4c1/0x5b0
[ 615.506755][T10467] get_tree_bdev_flags+0x40e/0x4d0
[ 615.506783][T10467] ? __pfx_gfs2_fill_super+0x10/0x10
[ 615.506809][T10467] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 615.506834][T10467] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 615.506866][T10467] gfs2_get_tree+0x51/0x1e0
[ 615.506899][T10467] vfs_get_tree+0x92/0x2b0
[ 615.506934][T10467] do_new_mount+0x302/0xa10
[ 615.506961][T10467] ? apparmor_capable+0x137/0x1b0
[ 615.506988][T10467] ? __pfx_do_new_mount+0x10/0x10
[ 615.507017][T10467] ? ns_capable+0x8a/0xf0
[ 615.507041][T10467] ? kmem_cache_free+0x19b/0x690
[ 615.507078][T10467] __se_sys_mount+0x313/0x410
[ 615.507102][T10467] ? __pfx___se_sys_mount+0x10/0x10
[ 615.507136][T10467] ? do_syscall_64+0xbe/0xfa0
[ 615.507158][T10467] ? __x64_sys_mount+0x20/0xc0
[ 615.507189][T10467] do_syscall_64+0xfa/0xfa0
[ 615.507212][T10467] ? lockdep_hardirqs_on+0x9c/0x150
[ 615.507236][T10467] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.507254][T10467] ? clear_bhb_loop+0x60/0xb0
[ 615.507278][T10467] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.507297][T10467] RIP: 0033:0x7f328ecf995a
[ 615.507315][T10467] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 615.507331][T10467] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 615.507352][T10467] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 615.507367][T10467] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 615.507381][T10467] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 615.507395][T10467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 615.507408][T10467] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 615.507439][T10467]
[ 615.507463][T10467] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 615.915626][T10465] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 615.959915][T10474] loop2: detected capacity change from 0 to 32768
[ 615.989834][T10467] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 616.005576][T10465] CPU: 0 UID: 0 PID: 10465 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 616.005606][T10465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 616.005618][T10465] Call Trace:
[ 616.005626][T10465]
[ 616.005635][T10465] dump_stack_lvl+0x189/0x250
[ 616.005671][T10465] ? __pfx_dump_stack_lvl+0x10/0x10
[ 616.005698][T10465] ? __pfx__printk+0x10/0x10
[ 616.005725][T10465] ? kernfs_path_from_node+0x250/0x290
[ 616.005750][T10465] ? kernfs_path_from_node+0x2f/0x290
[ 616.005778][T10465] sysfs_create_dir_ns+0x259/0x280
[ 616.005804][T10465] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 616.005830][T10465] ? do_raw_spin_unlock+0x122/0x240
[ 616.005859][T10465] kobject_add_internal+0x59f/0xb40
[ 616.005897][T10465] kobject_init_and_add+0x125/0x190
[ 616.005931][T10465] ? __pfx_kobject_init_and_add+0x10/0x10
[ 616.005960][T10465] ? __raw_spin_lock_init+0x45/0x100
[ 616.005988][T10465] ? __init_swait_queue_head+0xa9/0x150
[ 616.006017][T10465] gfs2_sys_fs_add+0x234/0x450
[ 616.006042][T10465] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 616.006070][T10465] ? is_dynamic_key+0xd6/0x1c0
[ 616.006088][T10465] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 616.006130][T10465] gfs2_fill_super+0x13c0/0x20d0
[ 616.006174][T10465] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.006207][T10465] ? sb_set_blocksize+0x104/0x180
[ 616.006238][T10465] ? setup_bdev_super+0x4c1/0x5b0
[ 616.006270][T10465] get_tree_bdev_flags+0x40e/0x4d0
[ 616.006298][T10465] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.006325][T10465] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 616.006350][T10465] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 616.006383][T10465] gfs2_get_tree+0x51/0x1e0
[ 616.006419][T10465] vfs_get_tree+0x92/0x2b0
[ 616.006449][T10465] do_new_mount+0x302/0xa10
[ 616.006476][T10465] ? apparmor_capable+0x137/0x1b0
[ 616.006504][T10465] ? __pfx_do_new_mount+0x10/0x10
[ 616.006532][T10465] ? ns_capable+0x8a/0xf0
[ 616.006553][T10465] ? kmem_cache_free+0x19b/0x690
[ 616.006592][T10465] __se_sys_mount+0x313/0x410
[ 616.006617][T10465] ? __pfx___se_sys_mount+0x10/0x10
[ 616.006651][T10465] ? do_syscall_64+0xbe/0xfa0
[ 616.006674][T10465] ? __x64_sys_mount+0x20/0xc0
[ 616.006706][T10465] do_syscall_64+0xfa/0xfa0
[ 616.006728][T10465] ? lockdep_hardirqs_on+0x9c/0x150
[ 616.006753][T10465] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.006772][T10465] ? clear_bhb_loop+0x60/0xb0
[ 616.006796][T10465] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.006814][T10465] RIP: 0033:0x7f328ecf995a
[ 616.006832][T10465] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 616.006850][T10465] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 616.006872][T10465] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 616.006887][T10465] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 616.006907][T10465] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 616.006921][T10465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 616.006934][T10465] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 616.006967][T10465]
[ 616.006994][T10465] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 616.017806][T10470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 616.027491][T10465] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 616.305579][T10474] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 616.313582][T10470] CPU: 1 UID: 0 PID: 10470 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 616.313606][T10470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 616.313619][T10470] Call Trace:
[ 616.313627][T10470]
[ 616.313635][T10470] dump_stack_lvl+0x189/0x250
[ 616.313670][T10470] ? __pfx_dump_stack_lvl+0x10/0x10
[ 616.313696][T10470] ? __pfx__printk+0x10/0x10
[ 616.313722][T10470] ? kernfs_path_from_node+0x250/0x290
[ 616.313745][T10470] ? kernfs_path_from_node+0x2f/0x290
[ 616.313772][T10470] sysfs_create_dir_ns+0x259/0x280
[ 616.313798][T10470] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 616.313823][T10470] ? do_raw_spin_unlock+0x122/0x240
[ 616.313853][T10470] kobject_add_internal+0x59f/0xb40
[ 616.313889][T10470] kobject_init_and_add+0x125/0x190
[ 616.313922][T10470] ? __pfx_kobject_init_and_add+0x10/0x10
[ 616.313950][T10470] ? __raw_spin_lock_init+0x45/0x100
[ 616.313977][T10470] ? __init_swait_queue_head+0xa9/0x150
[ 616.314006][T10470] gfs2_sys_fs_add+0x234/0x450
[ 616.314029][T10470] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 616.314056][T10470] ? is_dynamic_key+0xd6/0x1c0
[ 616.314073][T10470] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 616.314113][T10470] gfs2_fill_super+0x13c0/0x20d0
[ 616.314155][T10470] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.314186][T10470] ? sb_set_blocksize+0x104/0x180
[ 616.314216][T10470] ? setup_bdev_super+0x4c1/0x5b0
[ 616.314246][T10470] get_tree_bdev_flags+0x40e/0x4d0
[ 616.314273][T10470] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.314300][T10470] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 616.314324][T10470] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 616.314355][T10470] gfs2_get_tree+0x51/0x1e0
[ 616.314454][T10470] vfs_get_tree+0x92/0x2b0
[ 616.314484][T10470] do_new_mount+0x302/0xa10
[ 616.314511][T10470] ? apparmor_capable+0x137/0x1b0
[ 616.314537][T10470] ? __pfx_do_new_mount+0x10/0x10
[ 616.314565][T10470] ? ns_capable+0x8a/0xf0
[ 616.314588][T10470] ? kmem_cache_free+0x19b/0x690
[ 616.314626][T10470] __se_sys_mount+0x313/0x410
[ 616.314649][T10470] ? __pfx___se_sys_mount+0x10/0x10
[ 616.314682][T10470] ? do_syscall_64+0xbe/0xfa0
[ 616.314705][T10470] ? __x64_sys_mount+0x20/0xc0
[ 616.314736][T10470] do_syscall_64+0xfa/0xfa0
[ 616.314757][T10470] ? lockdep_hardirqs_on+0x9c/0x150
[ 616.314781][T10470] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.314801][T10470] ? clear_bhb_loop+0x60/0xb0
[ 616.314824][T10470] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.314844][T10470] RIP: 0033:0x7f328ecf995a
[ 616.314861][T10470] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 616.314879][T10470] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 616.314900][T10470] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 616.314915][T10470] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 616.314929][T10470] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 616.314942][T10470] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 616.314954][T10470] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 616.314986][T10470]
[ 616.315013][T10470] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 616.365144][T10474] CPU: 0 UID: 0 PID: 10474 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 616.365172][T10474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 616.365185][T10474] Call Trace:
[ 616.365194][T10474]
[ 616.365202][T10474] dump_stack_lvl+0x189/0x250
[ 616.365236][T10474] ? __pfx_dump_stack_lvl+0x10/0x10
[ 616.365262][T10474] ? __pfx__printk+0x10/0x10
[ 616.365289][T10474] ? kernfs_path_from_node+0x250/0x290
[ 616.365313][T10474] ? kernfs_path_from_node+0x2f/0x290
[ 616.365339][T10474] sysfs_create_dir_ns+0x259/0x280
[ 616.365365][T10474] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 616.365390][T10474] ? do_raw_spin_unlock+0x122/0x240
[ 616.365420][T10474] kobject_add_internal+0x59f/0xb40
[ 616.365456][T10474] kobject_init_and_add+0x125/0x190
[ 616.365490][T10474] ? __pfx_kobject_init_and_add+0x10/0x10
[ 616.365518][T10474] ? __raw_spin_lock_init+0x45/0x100
[ 616.365545][T10474] ? __init_swait_queue_head+0xa9/0x150
[ 616.365574][T10474] gfs2_sys_fs_add+0x234/0x450
[ 616.365598][T10474] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 616.365625][T10474] ? is_dynamic_key+0xd6/0x1c0
[ 616.365649][T10474] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 616.365689][T10474] gfs2_fill_super+0x13c0/0x20d0
[ 616.365731][T10474] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.365762][T10474] ? sb_set_blocksize+0x104/0x180
[ 616.365793][T10474] ? setup_bdev_super+0x4c1/0x5b0
[ 616.365823][T10474] get_tree_bdev_flags+0x40e/0x4d0
[ 616.365851][T10474] ? __pfx_gfs2_fill_super+0x10/0x10
[ 616.365877][T10474] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 616.365903][T10474] ? __pfx_vfs_parse_comma_sep+0x10/0x10
executing program
executing program
[ 616.365933][T10474] gfs2_get_tree+0x51/0x1e0
[ 616.365963][T10474] vfs_get_tree+0x92/0x2b0
[ 616.365992][T10474] do_new_mount+0x302/0xa10
[ 616.366019][T10474] ? apparmor_capable+0x137/0x1b0
[ 616.366045][T10474] ? __pfx_do_new_mount+0x10/0x10
[ 616.366074][T10474] ? ns_capable+0x8a/0xf0
[ 616.366097][T10474] ? kmem_cache_free+0x19b/0x690
[ 616.366135][T10474] __se_sys_mount+0x313/0x410
[ 616.366159][T10474] ? __pfx___se_sys_mount+0x10/0x10
[ 616.366192][T10474] ? do_syscall_64+0xbe/0xfa0
[ 616.366215][T10474] ? __x64_sys_mount+0x20/0xc0
[ 616.366246][T10474] do_syscall_64+0xfa/0xfa0
[ 616.366268][T10474] ? lockdep_hardirqs_on+0x9c/0x150
[ 616.366292][T10474] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.366311][T10474] ? clear_bhb_loop+0x60/0xb0
[ 616.366335][T10474] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.366353][T10474] RIP: 0033:0x7f328ecf995a
[ 616.366371][T10474] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 616.366388][T10474] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 616.366409][T10474] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 616.366424][T10474] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 616.366438][T10474] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 616.366451][T10474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
executing program
[ 616.366464][T10474] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 616.366496][T10474]
[ 616.366522][T10474] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 616.689609][T10470] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 616.768455][T10474] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[ 617.530666][T10501] loop4: detected capacity change from 0 to 32768
executing program
[ 617.584038][T10501] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 617.640943][T10501] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 617.739883][T10501] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 617.758841][T10002] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 617.788373][T10002] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 617.912507][T10002] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 124ms
[ 617.937453][T10002] gfs2: fsid=syz:syz.0: jid=0: Done
[ 617.953063][T10501] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 618.105476][T10500] loop0: detected capacity change from 0 to 32768
[ 618.149081][T10501] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 618.157809][T10500] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 618.172664][T10501] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 618.183485][T10499] loop3: detected capacity change from 0 to 32768
[ 618.197373][T10501] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 618.201739][T10500] CPU: 1 UID: 0 PID: 10500 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 618.201767][T10500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 618.201780][T10500] Call Trace:
[ 618.201788][T10500]
[ 618.201797][T10500] dump_stack_lvl+0x189/0x250
[ 618.201833][T10500] ? __pfx_dump_stack_lvl+0x10/0x10
[ 618.201858][T10500] ? __pfx__printk+0x10/0x10
[ 618.201885][T10500] ? kernfs_path_from_node+0x250/0x290
[ 618.201910][T10500] ? kernfs_path_from_node+0x2f/0x290
[ 618.201938][T10500] sysfs_create_dir_ns+0x259/0x280
[ 618.201966][T10500] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 618.201992][T10500] ? do_raw_spin_unlock+0x122/0x240
[ 618.202024][T10500] kobject_add_internal+0x59f/0xb40
[ 618.202061][T10500] kobject_init_and_add+0x125/0x190
[ 618.202094][T10500] ? __pfx_kobject_init_and_add+0x10/0x10
[ 618.202125][T10500] ? __raw_spin_lock_init+0x45/0x100
[ 618.202152][T10500] ? __init_swait_queue_head+0xa9/0x150
[ 618.202189][T10500] gfs2_sys_fs_add+0x234/0x450
[ 618.202214][T10500] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 618.202242][T10500] ? is_dynamic_key+0xd6/0x1c0
[ 618.202260][T10500] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 618.202301][T10500] gfs2_fill_super+0x13c0/0x20d0
[ 618.202344][T10500] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.202376][T10500] ? sb_set_blocksize+0x104/0x180
[ 618.202408][T10500] ? setup_bdev_super+0x4c1/0x5b0
[ 618.202439][T10500] get_tree_bdev_flags+0x40e/0x4d0
[ 618.202468][T10500] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.202495][T10500] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 618.202521][T10500] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 618.202552][T10500] gfs2_get_tree+0x51/0x1e0
[ 618.202582][T10500] vfs_get_tree+0x92/0x2b0
[ 618.202612][T10500] do_new_mount+0x302/0xa10
[ 618.202639][T10500] ? apparmor_capable+0x137/0x1b0
[ 618.202665][T10500] ? __pfx_do_new_mount+0x10/0x10
[ 618.202694][T10500] ? ns_capable+0x8a/0xf0
[ 618.202717][T10500] ? kmem_cache_free+0x19b/0x690
[ 618.202755][T10500] __se_sys_mount+0x313/0x410
[ 618.202779][T10500] ? __pfx___se_sys_mount+0x10/0x10
[ 618.202812][T10500] ? do_syscall_64+0xbe/0xfa0
[ 618.202835][T10500] ? __x64_sys_mount+0x20/0xc0
[ 618.202865][T10500] do_syscall_64+0xfa/0xfa0
[ 618.202887][T10500] ? lockdep_hardirqs_on+0x9c/0x150
[ 618.202911][T10500] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.202930][T10500] ? clear_bhb_loop+0x60/0xb0
[ 618.202953][T10500] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.202971][T10500] RIP: 0033:0x7f328ecf995a
[ 618.202989][T10500] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 618.203006][T10500] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 618.203027][T10500] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 618.203042][T10500] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 618.203055][T10500] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 618.203068][T10500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 618.203081][T10500] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 618.203113][T10500]
[ 618.203138][T10500] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 618.218970][T10501] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10501 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 618.346581][T10500] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 618.440867][T10501] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 618.560160][T10499] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 618.590861][T10499] CPU: 0 UID: 0 PID: 10499 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 618.590889][T10499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 618.590902][T10499] Call Trace:
[ 618.590910][T10499]
[ 618.590919][T10499] dump_stack_lvl+0x189/0x250
[ 618.590954][T10499] ? __pfx_dump_stack_lvl+0x10/0x10
[ 618.590982][T10499] ? __pfx__printk+0x10/0x10
[ 618.591008][T10499] ? kernfs_path_from_node+0x250/0x290
[ 618.591033][T10499] ? kernfs_path_from_node+0x2f/0x290
[ 618.591061][T10499] sysfs_create_dir_ns+0x259/0x280
[ 618.591088][T10499] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 618.591114][T10499] ? do_raw_spin_unlock+0x122/0x240
[ 618.591145][T10499] kobject_add_internal+0x59f/0xb40
[ 618.591183][T10499] kobject_init_and_add+0x125/0x190
[ 618.591218][T10499] ? __pfx_kobject_init_and_add+0x10/0x10
[ 618.591248][T10499] ? __raw_spin_lock_init+0x45/0x100
[ 618.591276][T10499] ? __init_swait_queue_head+0xa9/0x150
[ 618.591305][T10499] gfs2_sys_fs_add+0x234/0x450
[ 618.591330][T10499] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 618.591358][T10499] ? is_dynamic_key+0xd6/0x1c0
[ 618.591376][T10499] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 618.591424][T10499] gfs2_fill_super+0x13c0/0x20d0
[ 618.591469][T10499] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.591501][T10499] ? sb_set_blocksize+0x104/0x180
[ 618.591532][T10499] ? setup_bdev_super+0x4c1/0x5b0
[ 618.591564][T10499] get_tree_bdev_flags+0x40e/0x4d0
[ 618.591592][T10499] ? __pfx_gfs2_fill_super+0x10/0x10
[ 618.591620][T10499] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 618.591646][T10499] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 618.591678][T10499] gfs2_get_tree+0x51/0x1e0
[ 618.591708][T10499] vfs_get_tree+0x92/0x2b0
[ 618.591739][T10499] do_new_mount+0x302/0xa10
[ 618.591767][T10499] ? apparmor_capable+0x137/0x1b0
[ 618.591794][T10499] ? __pfx_do_new_mount+0x10/0x10
[ 618.591824][T10499] ? ns_capable+0x8a/0xf0
[ 618.591848][T10499] ? kmem_cache_free+0x19b/0x690
[ 618.591887][T10499] __se_sys_mount+0x313/0x410
[ 618.591912][T10499] ? __pfx___se_sys_mount+0x10/0x10
[ 618.591946][T10499] ? do_syscall_64+0xbe/0xfa0
[ 618.591969][T10499] ? __x64_sys_mount+0x20/0xc0
[ 618.592001][T10499] do_syscall_64+0xfa/0xfa0
[ 618.592024][T10499] ? lockdep_hardirqs_on+0x9c/0x150
[ 618.592048][T10499] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.592068][T10499] ? clear_bhb_loop+0x60/0xb0
[ 618.592093][T10499] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.592112][T10499] RIP: 0033:0x7f328ecf995a
[ 618.592130][T10499] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 618.592148][T10499] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 618.592169][T10499] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 618.592184][T10499] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 618.592199][T10499] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 618.592213][T10499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 618.592226][T10499] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 618.592259][T10499]
[ 618.592286][T10499] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 618.881580][T10505] loop1: detected capacity change from 0 to 32768
[ 618.885894][T10501] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 618.947779][T10501] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 618.950762][T10508] loop2: detected capacity change from 0 to 32768
[ 618.956648][T10501] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 618.956867][T10501] gfs2: fsid=syz:syz.0: File system withdrawn
[ 618.976808][T10501] CPU: 0 UID: 0 PID: 10501 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 618.976836][T10501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 618.976849][T10501] Call Trace:
[ 618.976857][T10501]
[ 618.976866][T10501] dump_stack_lvl+0x189/0x250
[ 618.976907][T10501] ? __pfx_dump_stack_lvl+0x10/0x10
[ 618.976934][T10501] ? __pfx__printk+0x10/0x10
[ 618.976956][T10501] ? kobject_uevent_env+0x36b/0x8c0
[ 618.976997][T10501] gfs2_withdraw+0xb30/0x1430
[ 618.977042][T10501] ? __pfx_gfs2_withdraw+0x10/0x10
[ 618.977069][T10501] ? queue_delayed_work_on+0x11a/0x280
[ 618.977093][T10501] ? lockdep_hardirqs_on+0x9c/0x150
[ 618.977118][T10501] ? preempt_schedule+0xae/0xc0
[ 618.977147][T10501] ? gfs2_consist_inode_i+0xf5/0x110
[ 618.977177][T10501] inode_go_instantiate+0xaf7/0x1260
[ 618.977211][T10501] ? preempt_schedule_thunk+0x16/0x30
[ 618.977234][T10501] ? __pfx_inode_go_instantiate+0x10/0x10
[ 618.977263][T10501] ? _raw_spin_unlock+0x3f/0x50
[ 618.977283][T10501] ? gfs2_glock_nq+0x10c7/0x1830
[ 618.977317][T10501] gfs2_instantiate+0x168/0x220
[ 618.977347][T10501] gfs2_glock_wait+0x1d4/0x2a0
[ 618.977379][T10501] do_sync+0x46f/0xc60
[ 618.977399][T10501] ? _raw_spin_unlock+0x28/0x50
[ 618.977425][T10501] ? gfs2_quota_sync+0x359/0x460
[ 618.977456][T10501] ? __pfx_do_sync+0x10/0x10
[ 618.977487][T10501] ? gfs2_quota_sync+0x359/0x460
[ 618.977512][T10501] ? do_raw_spin_unlock+0x122/0x240
[ 618.977543][T10501] gfs2_quota_sync+0x359/0x460
[ 618.977576][T10501] gfs2_sync_fs+0x4c/0xb0
[ 618.977597][T10501] sync_filesystem+0xee/0x230
[ 618.977621][T10501] gfs2_reconfigure+0xbb/0xb20
[ 618.977648][T10501] ? _raw_spin_unlock+0x28/0x50
[ 618.977669][T10501] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 618.977705][T10501] reconfigure_super+0x227/0x890
[ 618.977740][T10501] path_mount+0xd1a/0xfe0
[ 618.977768][T10501] ? kmem_cache_free+0x19b/0x690
[ 618.977808][T10501] __se_sys_mount+0x313/0x410
[ 618.977834][T10501] ? __pfx___se_sys_mount+0x10/0x10
[ 618.977869][T10501] ? do_syscall_64+0xbe/0xfa0
[ 618.977892][T10501] ? __x64_sys_mount+0x20/0xc0
[ 618.977925][T10501] do_syscall_64+0xfa/0xfa0
[ 618.977948][T10501] ? lockdep_hardirqs_on+0x9c/0x150
[ 618.977971][T10501] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.977992][T10501] ? clear_bhb_loop+0x60/0xb0
[ 618.978016][T10501] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.978035][T10501] RIP: 0033:0x7f328ecf995a
[ 618.978054][T10501] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 618.978071][T10501] RSP: 002b:00007ffd48075108 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 618.978092][T10501] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328ecf995a
[ 618.978107][T10501] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 618.978121][T10501] RBP: 00002000000003c0 R08: 00007ffd480751a0 R09: 0000000000000000
[ 618.978135][T10501] R10: 000000000126a4b5 R11: 0000000000000206 R12: 0000200000000340
[ 618.978149][T10501] R13: 00007ffd480751a0 R14: 0000000000000000 R15: 0000200000004140
[ 618.978181][T10501]
[ 618.980258][T10499] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 619.035174][T10505] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 619.377611][T10508] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 619.387013][T10508] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 619.395869][T10505] CPU: 1 UID: 0 PID: 10505 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 619.395898][T10505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 619.395909][T10505] Call Trace:
[ 619.395918][T10505]
[ 619.395926][T10505] dump_stack_lvl+0x189/0x250
[ 619.395960][T10505] ? __pfx_dump_stack_lvl+0x10/0x10
[ 619.395986][T10505] ? __pfx__printk+0x10/0x10
[ 619.396013][T10505] ? kernfs_path_from_node+0x250/0x290
[ 619.396038][T10505] ? kernfs_path_from_node+0x2f/0x290
[ 619.396068][T10505] sysfs_create_dir_ns+0x259/0x280
[ 619.396100][T10505] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 619.396123][T10505] ? do_raw_spin_unlock+0x122/0x240
[ 619.396152][T10505] kobject_add_internal+0x59f/0xb40
[ 619.396188][T10505] kobject_init_and_add+0x125/0x190
[ 619.396222][T10505] ? __pfx_kobject_init_and_add+0x10/0x10
[ 619.396251][T10505] ? __raw_spin_lock_init+0x45/0x100
[ 619.396279][T10505] ? __init_swait_queue_head+0xa9/0x150
[ 619.396309][T10505] gfs2_sys_fs_add+0x234/0x450
[ 619.396332][T10505] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 619.396359][T10505] ? is_dynamic_key+0xd6/0x1c0
[ 619.396378][T10505] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 619.396419][T10505] gfs2_fill_super+0x13c0/0x20d0
[ 619.396462][T10505] ? __pfx_gfs2_fill_super+0x10/0x10
executing program
[ 619.396494][T10505] ? sb_set_blocksize+0x104/0x180
[ 619.396524][T10505] ? setup_bdev_super+0x4c1/0x5b0
[ 619.396556][T10505] get_tree_bdev_flags+0x40e/0x4d0
[ 619.396585][T10505] ? __pfx_gfs2_fill_super+0x10/0x10
[ 619.396612][T10505] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 619.396639][T10505] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 619.396672][T10505] gfs2_get_tree+0x51/0x1e0
[ 619.396702][T10505] vfs_get_tree+0x92/0x2b0
[ 619.396732][T10505] do_new_mount+0x302/0xa10
[ 619.396757][T10505] ? apparmor_capable+0x137/0x1b0
[ 619.396783][T10505] ? __pfx_do_new_mount+0x10/0x10
[ 619.396807][T10505] ? ns_capable+0x8a/0xf0
[ 619.396832][T10505] ? kmem_cache_free+0x19b/0x690
[ 619.396871][T10505] __se_sys_mount+0x313/0x410
[ 619.396902][T10505] ? __pfx___se_sys_mount+0x10/0x10
[ 619.396936][T10505] ? do_syscall_64+0xbe/0xfa0
[ 619.396959][T10505] ? __x64_sys_mount+0x20/0xc0
[ 619.396991][T10505] do_syscall_64+0xfa/0xfa0
[ 619.397014][T10505] ? lockdep_hardirqs_on+0x9c/0x150
[ 619.397040][T10505] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 619.397059][T10505] ? clear_bhb_loop+0x60/0xb0
[ 619.397089][T10505] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 619.397108][T10505] RIP: 0033:0x7f328ecf995a
[ 619.397126][T10505] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 619.397143][T10505] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 619.397163][T10505] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 619.397178][T10505] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 619.397192][T10505] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 619.397206][T10505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 619.397219][T10505] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 619.397252][T10505]
[ 619.397278][T10505] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
executing program
executing program
[ 619.576669][T10508] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 619.711290][T10505] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[ 619.851609][T10031] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 619.858419][T10031] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 620.019571][T10031] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 161ms
[ 620.055389][T10031] gfs2: fsid=syz:syz.0: jid=0: Done
[ 620.061348][T10508] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 620.245938][T10508] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 620.283574][T10508] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 620.331043][T10508] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 620.371202][T10508] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10508 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 620.420864][T10508] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 620.442208][T10508] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 620.467075][T10508] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 620.510854][T10508] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 620.530942][T10508] gfs2: fsid=syz:syz.0: File system withdrawn
[ 620.537058][T10508] CPU: 0 UID: 0 PID: 10508 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 620.537084][T10508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 620.537096][T10508] Call Trace:
[ 620.537104][T10508]
[ 620.537113][T10508] dump_stack_lvl+0x189/0x250
[ 620.537148][T10508] ? __pfx_dump_stack_lvl+0x10/0x10
[ 620.537174][T10508] ? __pfx__printk+0x10/0x10
[ 620.537194][T10508] ? kobject_uevent_env+0x36b/0x8c0
[ 620.537233][T10508] gfs2_withdraw+0xb30/0x1430
[ 620.537277][T10508] ? __pfx_gfs2_withdraw+0x10/0x10
[ 620.537317][T10508] ? gfs2_consist_inode_i+0xf5/0x110
[ 620.537347][T10508] inode_go_instantiate+0xaf7/0x1260
[ 620.537372][T10508] ? __pfx_bit_wait+0x10/0x10
[ 620.537405][T10508] ? __pfx_inode_go_instantiate+0x10/0x10
[ 620.537434][T10508] ? __pfx_wake_bit_function+0x10/0x10
[ 620.537467][T10508] gfs2_instantiate+0x168/0x220
[ 620.537497][T10508] gfs2_glock_wait+0x1d4/0x2a0
[ 620.537530][T10508] do_sync+0x46f/0xc60
[ 620.537549][T10508] ? _raw_spin_unlock+0x28/0x50
[ 620.537569][T10508] ? gfs2_quota_sync+0x359/0x460
[ 620.537600][T10508] ? __pfx_do_sync+0x10/0x10
[ 620.537631][T10508] ? gfs2_quota_sync+0x359/0x460
[ 620.537657][T10508] ? do_raw_spin_unlock+0x122/0x240
[ 620.537686][T10508] gfs2_quota_sync+0x359/0x460
[ 620.537718][T10508] gfs2_sync_fs+0x4c/0xb0
[ 620.537739][T10508] sync_filesystem+0xee/0x230
[ 620.537763][T10508] gfs2_reconfigure+0xbb/0xb20
[ 620.537791][T10508] ? _raw_spin_unlock+0x28/0x50
[ 620.537811][T10508] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 620.537847][T10508] reconfigure_super+0x227/0x890
[ 620.537882][T10508] path_mount+0xd1a/0xfe0
[ 620.537911][T10508] ? kmem_cache_free+0x19b/0x690
[ 620.537951][T10508] __se_sys_mount+0x313/0x410
[ 620.537985][T10508] ? __pfx___se_sys_mount+0x10/0x10
[ 620.538020][T10508] ? do_syscall_64+0xbe/0xfa0
[ 620.538044][T10508] ? __x64_sys_mount+0x20/0xc0
[ 620.538077][T10508] do_syscall_64+0xfa/0xfa0
[ 620.538100][T10508] ? lockdep_hardirqs_on+0x9c/0x150
[ 620.538125][T10508] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 620.538146][T10508] ? clear_bhb_loop+0x60/0xb0
[ 620.538171][T10508] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 620.538190][T10508] RIP: 0033:0x7f328ecf995a
[ 620.538209][T10508] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 620.538226][T10508] RSP: 002b:00007ffd48075108 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 620.538248][T10508] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f328ecf995a
[ 620.538262][T10508] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 620.538276][T10508] RBP: 00002000000003c0 R08: 00007ffd480751a0 R09: 0000000000000000
[ 620.538289][T10508] R10: 000000000126a4b5 R11: 0000000000000206 R12: 0000200000000340
[ 620.538303][T10508] R13: 00007ffd480751a0 R14: 0000000000000000 R15: 0000200000004140
[ 620.538337][T10508]
[ 620.993661][T10531] loop1: detected capacity change from 0 to 32768
[ 621.020115][T10531] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 621.032823][T10531] CPU: 1 UID: 0 PID: 10531 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 621.032852][T10531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 621.032865][T10531] Call Trace:
[ 621.032873][T10531]
[ 621.032892][T10531] dump_stack_lvl+0x189/0x250
[ 621.032927][T10531] ? __pfx_dump_stack_lvl+0x10/0x10
[ 621.032954][T10531] ? __pfx__printk+0x10/0x10
[ 621.032981][T10531] ? kernfs_path_from_node+0x250/0x290
[ 621.033005][T10531] ? kernfs_path_from_node+0x2f/0x290
[ 621.033033][T10531] sysfs_create_dir_ns+0x259/0x280
[ 621.033060][T10531] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 621.033087][T10531] ? do_raw_spin_unlock+0x122/0x240
[ 621.033118][T10531] kobject_add_internal+0x59f/0xb40
[ 621.033155][T10531] kobject_init_and_add+0x125/0x190
[ 621.033189][T10531] ? __pfx_kobject_init_and_add+0x10/0x10
[ 621.033218][T10531] ? __raw_spin_lock_init+0x45/0x100
[ 621.033246][T10531] ? __init_swait_queue_head+0xa9/0x150
[ 621.033278][T10531] gfs2_sys_fs_add+0x234/0x450
[ 621.033303][T10531] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 621.033330][T10531] ? is_dynamic_key+0xd6/0x1c0
[ 621.033347][T10531] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 621.033388][T10531] gfs2_fill_super+0x13c0/0x20d0
[ 621.033432][T10531] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.033464][T10531] ? sb_set_blocksize+0x104/0x180
[ 621.033496][T10531] ? setup_bdev_super+0x4c1/0x5b0
[ 621.033528][T10531] get_tree_bdev_flags+0x40e/0x4d0
[ 621.033556][T10531] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.033583][T10531] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 621.033609][T10531] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 621.033640][T10531] gfs2_get_tree+0x51/0x1e0
[ 621.033671][T10531] vfs_get_tree+0x92/0x2b0
[ 621.033701][T10531] do_new_mount+0x302/0xa10
[ 621.033729][T10531] ? apparmor_capable+0x137/0x1b0
[ 621.033757][T10531] ? __pfx_do_new_mount+0x10/0x10
[ 621.033785][T10531] ? ns_capable+0x8a/0xf0
[ 621.033809][T10531] ? kmem_cache_free+0x19b/0x690
[ 621.033848][T10531] __se_sys_mount+0x313/0x410
[ 621.033873][T10531] ? __pfx___se_sys_mount+0x10/0x10
[ 621.033916][T10531] ? do_syscall_64+0xbe/0xfa0
[ 621.033939][T10531] ? __x64_sys_mount+0x20/0xc0
[ 621.033971][T10531] do_syscall_64+0xfa/0xfa0
[ 621.033995][T10531] ? lockdep_hardirqs_on+0x9c/0x150
[ 621.034020][T10531] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.034040][T10531] ? clear_bhb_loop+0x60/0xb0
[ 621.034064][T10531] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.034084][T10531] RIP: 0033:0x7f328ecf995a
executing program
[ 621.034102][T10531] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 621.034120][T10531] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 621.034140][T10531] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 621.034155][T10531] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 621.034169][T10531] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 621.034183][T10531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 621.034196][T10531] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 621.034229][T10531]
[ 621.034255][T10531] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 621.141082][T10528] loop3: detected capacity change from 0 to 32768
[ 621.160110][T10531] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 621.257111][T10529] loop4: detected capacity change from 0 to 32768
[ 621.341260][T10528] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 621.440531][T10529] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 621.482997][T10527] loop0: detected capacity change from 0 to 32768
[ 621.511459][T10529] CPU: 1 UID: 0 PID: 10529 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 621.511488][T10529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 621.511502][T10529] Call Trace:
[ 621.511510][T10529]
[ 621.511519][T10529] dump_stack_lvl+0x189/0x250
[ 621.511554][T10529] ? __pfx_dump_stack_lvl+0x10/0x10
[ 621.511581][T10529] ? __pfx__printk+0x10/0x10
[ 621.511608][T10529] ? kernfs_path_from_node+0x250/0x290
[ 621.511632][T10529] ? kernfs_path_from_node+0x2f/0x290
[ 621.511661][T10529] sysfs_create_dir_ns+0x259/0x280
[ 621.511688][T10529] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 621.511715][T10529] ? do_raw_spin_unlock+0x122/0x240
[ 621.511746][T10529] kobject_add_internal+0x59f/0xb40
[ 621.511784][T10529] kobject_init_and_add+0x125/0x190
[ 621.511818][T10529] ? __pfx_kobject_init_and_add+0x10/0x10
[ 621.511855][T10529] ? __raw_spin_lock_init+0x45/0x100
[ 621.511883][T10529] ? __init_swait_queue_head+0xa9/0x150
[ 621.511913][T10529] gfs2_sys_fs_add+0x234/0x450
[ 621.511938][T10529] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 621.511967][T10529] ? is_dynamic_key+0xd6/0x1c0
[ 621.511985][T10529] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 621.512026][T10529] gfs2_fill_super+0x13c0/0x20d0
[ 621.512071][T10529] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.512103][T10529] ? sb_set_blocksize+0x104/0x180
[ 621.512135][T10529] ? setup_bdev_super+0x4c1/0x5b0
[ 621.512167][T10529] get_tree_bdev_flags+0x40e/0x4d0
[ 621.512195][T10529] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.512222][T10529] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 621.512248][T10529] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 621.512281][T10529] gfs2_get_tree+0x51/0x1e0
[ 621.512311][T10529] vfs_get_tree+0x92/0x2b0
[ 621.512340][T10529] do_new_mount+0x302/0xa10
[ 621.512367][T10529] ? apparmor_capable+0x137/0x1b0
[ 621.512391][T10529] ? __pfx_do_new_mount+0x10/0x10
[ 621.512425][T10529] ? ns_capable+0x8a/0xf0
[ 621.512450][T10529] ? kmem_cache_free+0x19b/0x690
[ 621.512490][T10529] __se_sys_mount+0x313/0x410
[ 621.512515][T10529] ? __pfx___se_sys_mount+0x10/0x10
[ 621.512550][T10529] ? do_syscall_64+0xbe/0xfa0
[ 621.512573][T10529] ? __x64_sys_mount+0x20/0xc0
[ 621.512605][T10529] do_syscall_64+0xfa/0xfa0
[ 621.512628][T10529] ? lockdep_hardirqs_on+0x9c/0x150
[ 621.512652][T10529] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.512671][T10529] ? clear_bhb_loop+0x60/0xb0
[ 621.512695][T10529] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.512715][T10529] RIP: 0033:0x7f328ecf995a
[ 621.512733][T10529] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 621.512751][T10529] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 621.512773][T10529] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 621.512788][T10529] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 621.512804][T10529] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 621.512818][T10529] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 621.512839][T10529] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 621.512873][T10529]
executing program
[ 621.512901][T10529] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 621.780923][T10528] CPU: 0 UID: 0 PID: 10528 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 621.780951][T10528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 621.780964][T10528] Call Trace:
[ 621.780972][T10528]
[ 621.780981][T10528] dump_stack_lvl+0x189/0x250
[ 621.781015][T10528] ? __pfx_dump_stack_lvl+0x10/0x10
[ 621.781041][T10528] ? __pfx__printk+0x10/0x10
[ 621.781067][T10528] ? kernfs_path_from_node+0x250/0x290
[ 621.781090][T10528] ? kernfs_path_from_node+0x2f/0x290
[ 621.781118][T10528] sysfs_create_dir_ns+0x259/0x280
[ 621.781143][T10528] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 621.781168][T10528] ? do_raw_spin_unlock+0x122/0x240
[ 621.781199][T10528] kobject_add_internal+0x59f/0xb40
[ 621.781236][T10528] kobject_init_and_add+0x125/0x190
[ 621.781269][T10528] ? __pfx_kobject_init_and_add+0x10/0x10
[ 621.781298][T10528] ? __raw_spin_lock_init+0x45/0x100
[ 621.781325][T10528] ? __init_swait_queue_head+0xa9/0x150
[ 621.781357][T10528] gfs2_sys_fs_add+0x234/0x450
[ 621.781381][T10528] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 621.781408][T10528] ? is_dynamic_key+0xd6/0x1c0
[ 621.781425][T10528] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 621.781465][T10528] gfs2_fill_super+0x13c0/0x20d0
[ 621.781507][T10528] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.781537][T10528] ? sb_set_blocksize+0x104/0x180
[ 621.781568][T10528] ? setup_bdev_super+0x4c1/0x5b0
[ 621.781599][T10528] get_tree_bdev_flags+0x40e/0x4d0
[ 621.781626][T10528] ? __pfx_gfs2_fill_super+0x10/0x10
[ 621.781652][T10528] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 621.781677][T10528] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 621.781708][T10528] gfs2_get_tree+0x51/0x1e0
[ 621.781736][T10528] vfs_get_tree+0x92/0x2b0
[ 621.781766][T10528] do_new_mount+0x302/0xa10
[ 621.781799][T10528] ? apparmor_capable+0x137/0x1b0
[ 621.781827][T10528] ? __pfx_do_new_mount+0x10/0x10
[ 621.781860][T10528] ? ns_capable+0x8a/0xf0
[ 621.781884][T10528] ? kmem_cache_free+0x19b/0x690
[ 621.781923][T10528] __se_sys_mount+0x313/0x410
[ 621.781948][T10528] ? __pfx___se_sys_mount+0x10/0x10
[ 621.781982][T10528] ? do_syscall_64+0xbe/0xfa0
[ 621.782005][T10528] ? __x64_sys_mount+0x20/0xc0
[ 621.782037][T10528] do_syscall_64+0xfa/0xfa0
[ 621.782060][T10528] ? lockdep_hardirqs_on+0x9c/0x150
[ 621.782084][T10528] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.782104][T10528] ? clear_bhb_loop+0x60/0xb0
[ 621.782129][T10528] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.782148][T10528] RIP: 0033:0x7f328ecf995a
[ 621.782166][T10528] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 621.782182][T10528] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 621.782203][T10528] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 621.782218][T10528] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 621.782232][T10528] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 621.782245][T10528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 621.782258][T10528] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 621.782289][T10528]
[ 621.782340][T10528] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 622.162613][T10527] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 622.173799][T10528] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 622.183744][T10529] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
executing program
[ 622.311125][T10527] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 622.383246][T10527] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 622.439673][ T6398] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 622.446985][ T6398] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 622.715092][ T6398] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 268ms
[ 622.734887][ T6398] gfs2: fsid=syz:syz.0: jid=0: Done
[ 622.750840][T10527] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 622.901757][T10527] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 622.931251][T10527] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 404
[ 622.958338][T10543] loop1: detected capacity change from 0 to 32768
[ 622.987448][T10527] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:aqonN t:EX d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 623.012358][T10543] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 623.019783][T10543] CPU: 1 UID: 0 PID: 10543 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 623.019811][T10543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 623.019824][T10543] Call Trace:
[ 623.019832][T10543]
[ 623.019842][T10543] dump_stack_lvl+0x189/0x250
[ 623.019876][T10543] ? __pfx_dump_stack_lvl+0x10/0x10
[ 623.019903][T10543] ? __pfx__printk+0x10/0x10
[ 623.019930][T10543] ? kernfs_path_from_node+0x250/0x290
[ 623.019956][T10543] ? kernfs_path_from_node+0x2f/0x290
[ 623.019981][T10543] sysfs_create_dir_ns+0x259/0x280
[ 623.020006][T10543] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 623.020030][T10543] ? do_raw_spin_unlock+0x122/0x240
[ 623.020060][T10543] kobject_add_internal+0x59f/0xb40
[ 623.020101][T10543] kobject_init_and_add+0x125/0x190
[ 623.020132][T10543] ? __pfx_kobject_init_and_add+0x10/0x10
[ 623.020162][T10543] ? __raw_spin_lock_init+0x45/0x100
[ 623.020189][T10543] ? __init_swait_queue_head+0xa9/0x150
[ 623.020218][T10543] gfs2_sys_fs_add+0x234/0x450
[ 623.020242][T10543] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 623.020269][T10543] ? is_dynamic_key+0xd6/0x1c0
[ 623.020287][T10543] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 623.020328][T10543] gfs2_fill_super+0x13c0/0x20d0
[ 623.020372][T10543] ? __pfx_gfs2_fill_super+0x10/0x10
[ 623.020404][T10543] ? sb_set_blocksize+0x104/0x180
[ 623.020435][T10543] ? setup_bdev_super+0x4c1/0x5b0
[ 623.020466][T10543] get_tree_bdev_flags+0x40e/0x4d0
[ 623.020490][T10543] ? __pfx_gfs2_fill_super+0x10/0x10
[ 623.020513][T10543] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 623.020536][T10543] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 623.020564][T10543] gfs2_get_tree+0x51/0x1e0
[ 623.020593][T10543] vfs_get_tree+0x92/0x2b0
[ 623.020620][T10543] do_new_mount+0x302/0xa10
[ 623.020645][T10543] ? apparmor_capable+0x137/0x1b0
[ 623.020670][T10543] ? __pfx_do_new_mount+0x10/0x10
[ 623.020696][T10543] ? ns_capable+0x8a/0xf0
[ 623.020718][T10543] ? kmem_cache_free+0x19b/0x690
[ 623.020751][T10543] __se_sys_mount+0x313/0x410
[ 623.020773][T10543] ? __pfx___se_sys_mount+0x10/0x10
[ 623.020806][T10543] ? do_syscall_64+0xbe/0xfa0
[ 623.020830][T10543] ? __x64_sys_mount+0x20/0xc0
[ 623.020861][T10543] do_syscall_64+0xfa/0xfa0
[ 623.020881][T10543] ? lockdep_hardirqs_on+0x9c/0x150
[ 623.020906][T10543] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 623.020925][T10543] ? clear_bhb_loop+0x60/0xb0
[ 623.020953][T10543] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 623.020968][T10543] RIP: 0033:0x7f328ecf995a
[ 623.020986][T10543] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
[ 623.021005][T10543] RSP: 002b:00007ffd48075108 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 623.021026][T10543] RAX: ffffffffffffffda RBX: 00007ffd48075160 RCX: 00007f328ecf995a
[ 623.021042][T10543] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffd48075160
[ 623.021057][T10543] RBP: 00002000000124c0 R08: 00007ffd480751a0 R09: 00000000000125c1
[ 623.021072][T10543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 623.021085][T10543] R13: 00007ffd480751a0 R14: 00000000000125c7 R15: 0000200000000180
[ 623.021116][T10543]
[ 623.081134][T10527] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:10527 [syz-executor387] gfs2_quota_sync+0x359/0x460
[ 623.084217][T10543] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 623.094434][T10527] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 623.099563][T10543] gfs2: fsid=syz:syz: error -17 adding sysfs files
executing program
[ 623.597487][T10550] loop2: detected capacity change from 0 to 32768
[ 623.660262][T10556] loop4: detected capacity change from 0 to 32768
[ 623.701129][T10527] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 623.703855][T10550] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 623.718355][T10556] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 623.734109][T10556] CPU: 1 UID: 0 PID: 10556 Comm: syz-executor387 Not tainted syzkaller #0 PREEMPT(full)
[ 623.734139][T10556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 623.734152][T10556] Call Trace:
[ 623.734161][T10556]
[ 623.734170][T10556] dump_stack_lvl+0x189/0x250
[ 623.734204][T10556] ? __pfx_dump_stack_lvl+0x10/0x10
[ 623.734230][T10556] ? __pfx__printk+0x10/0x10
[ 623.734257][T10556] ? kernfs_path_from_node+0x250/0x290
[ 623.734281][T10556] ? kernfs_path_from_node+0x2f/0x290
[ 623.734311][T10556] sysfs_create_dir_ns+0x259/0x280
[ 623.734338][T10556] ? __pfx_sysfs_create_dir_ns+0x10/0x10