et_tree_bdev_flags+0x10/0x10
[ 131.200074][ T6188] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 131.200108][ T6188] gfs2_get_tree+0x51/0x1e0
[ 131.200144][ T6188] vfs_get_tree+0x92/0x2b0
[ 131.200172][ T6188] do_new_mount+0x302/0xa10
[ 131.200199][ T6188] ? apparmor_capable+0x137/0x1b0
[ 131.200242][ T6188] ? __pfx_do_new_mount+0x10/0x10
[ 131.200271][ T6188] ? ns_capable+0x8a/0xf0
[ 131.200303][ T6188] ? kmem_cache_free+0x197/0x640
[ 131.200348][ T6188] __se_sys_mount+0x313/0x410
[ 131.200386][ T6188] ? __pfx___se_sys_mount+0x10/0x10
[ 131.200422][ T6188] ? do_syscall_64+0xbe/0xfa0
[ 131.200440][ T6188] ? __x64_sys_mount+0x20/0xc0
[ 131.200474][ T6188] do_syscall_64+0xfa/0xfa0
[ 131.200496][ T6188] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.200517][ T6188] ? clear_bhb_loop+0x60/0xb0
[ 131.200543][ T6188] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.200564][ T6188] RIP: 0033:0x7f015ab90eea
[ 131.200584][ T6188] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 131.200602][ T6188] RSP: 002b:00007ffc5976b058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 131.200625][ T6188] RAX: ffffffffffffffda RBX: 00007ffc5976b0e0 RCX: 00007f015ab90eea
[ 131.200641][ T6188] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffc5976b0a0
[ 131.200655][ T6188] RBP: 00002000000124c0 R08: 00007ffc5976b0e0 R09: 0000000000000000
[ 131.200669][ T6188] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 131.200682][ T6188] R13: 00007ffc5976b0a0 R14: 00000000000125c7 R15: 0000200000000180
[ 131.200717][ T6188]
[ 131.200745][ T6188] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 131.443027][ T6183] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 131.447174][ T6188] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 131.723594][ T6189] loop4: detected capacity change from 0 to 32768
[ 131.734598][ T5959] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402
[ 131.792396][ T6189] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 131.799380][ T5959] 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
[ 131.828592][ T6189] CPU: 0 UID: 0 PID: 6189 Comm: syz.4.45 Not tainted syzkaller #0 PREEMPT(full)
[ 131.828622][ T6189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 131.828635][ T6189] Call Trace:
[ 131.828643][ T6189]
[ 131.828652][ T6189] dump_stack_lvl+0x189/0x250
[ 131.828702][ T6189] ? __pfx_dump_stack_lvl+0x10/0x10
[ 131.828735][ T6189] ? __pfx__printk+0x10/0x10
[ 131.828767][ T6189] ? kernfs_path_from_node+0x250/0x290
[ 131.828792][ T6189] ? kernfs_path_from_node+0x2f/0x290
[ 131.828830][ T6189] sysfs_create_dir_ns+0x259/0x280
[ 131.828859][ T6189] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 131.828887][ T6189] ? do_raw_spin_unlock+0x122/0x240
[ 131.828916][ T6189] kobject_add_internal+0x59f/0xb70
[ 131.828952][ T6189] kobject_init_and_add+0x125/0x190
[ 131.828990][ T6189] ? __pfx_kobject_init_and_add+0x10/0x10
[ 131.829016][ T6189] ? __raw_spin_lock_init+0x45/0x100
[ 131.829042][ T6189] ? __init_swait_queue_head+0xa9/0x150
[ 131.829069][ T6189] gfs2_sys_fs_add+0x234/0x450
[ 131.829100][ T6189] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 131.829134][ T6189] ? is_dynamic_key+0xd6/0x1c0
[ 131.829161][ T6189] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 131.829285][ T6189] gfs2_fill_super+0x1388/0x21b0
[ 131.829340][ T6189] ? __pfx_gfs2_fill_super+0x10/0x10
[ 131.829382][ T6189] ? sb_set_blocksize+0x155/0x240
[ 131.829410][ T6189] ? setup_bdev_super+0x4c1/0x5b0
[ 131.829466][ T6189] get_tree_bdev_flags+0x40e/0x4d0
[ 131.829493][ T6189] ? __pfx_gfs2_fill_super+0x10/0x10
[ 131.829526][ T6189] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 131.829550][ T6189] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 131.829584][ T6189] gfs2_get_tree+0x51/0x1e0
[ 131.829621][ T6189] vfs_get_tree+0x92/0x2b0
[ 131.829649][ T6189] do_new_mount+0x302/0xa10
[ 131.829677][ T6189] ? apparmor_capable+0x137/0x1b0
[ 131.829712][ T6189] ? __pfx_do_new_mount+0x10/0x10
[ 131.829742][ T6189] ? ns_capable+0x8a/0xf0
[ 131.829774][ T6189] ? kmem_cache_free+0x197/0x640
[ 131.829811][ T6189] __se_sys_mount+0x313/0x410
[ 131.829852][ T6189] ? __pfx___se_sys_mount+0x10/0x10
[ 131.829890][ T6189] ? do_syscall_64+0xbe/0xfa0
[ 131.829910][ T6189] ? __x64_sys_mount+0x20/0xc0
[ 131.829945][ T6189] do_syscall_64+0xfa/0xfa0
[ 131.829968][ T6189] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.829990][ T6189] ? clear_bhb_loop+0x60/0xb0
[ 131.830017][ T6189] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 131.830039][ T6189] RIP: 0033:0x7f8a6d590eea
[ 131.830060][ T6189] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 131.830077][ T6189] RSP: 002b:00007ffdb4843e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 131.830100][ T6189] RAX: ffffffffffffffda RBX: 00007ffdb4843f00 RCX: 00007f8a6d590eea
[ 131.830117][ T6189] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffdb4843ec0
[ 131.830132][ T6189] RBP: 00002000000124c0 R08: 00007ffdb4843f00 R09: 0000000000000000
[ 131.830146][ T6189] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 131.830159][ T6189] R13: 00007ffdb4843ec0 R14: 00000000000125c7 R15: 0000200000000180
[ 131.830196][ T6189]
[ 131.873260][ T5959] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:5959 [syz-executor] gfs2_quota_sync+0x359/0x460
[ 132.159768][ T6189] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 132.227820][ T5959] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 132.261109][ T6189] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 132.266412][ T5959] CPU: 0 UID: 0 PID: 5959 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 132.266447][ T5959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 132.266462][ T5959] Call Trace:
[ 132.266472][ T5959]
[ 132.266482][ T5959] dump_stack_lvl+0x189/0x250
[ 132.266530][ T5959] ? __pfx_dump_stack_lvl+0x10/0x10
[ 132.266567][ T5959] ? queue_delayed_work_on+0x11a/0x280
[ 132.266603][ T5959] ? lockdep_hardirqs_on+0x9c/0x150
[ 132.266626][ T5959] ? preempt_schedule+0xae/0xc0
[ 132.266672][ T5959] gfs2_withdraw+0xc3/0x1b0
[ 132.266712][ T5959] inode_go_instantiate+0xdd0/0x1210
[ 132.266762][ T5959] ? __pfx_inode_go_instantiate+0x10/0x10
[ 132.266802][ T5959] ? gfs2_glock_nq+0xedd/0x15f0
[ 132.266833][ T5959] gfs2_instantiate+0x168/0x220
[ 132.266876][ T5959] gfs2_glock_wait+0x1d4/0x2a0
[ 132.266904][ T5959] do_sync+0x46f/0xc60
[ 132.266932][ T5959] ? _raw_spin_unlock+0x28/0x50
[ 132.266966][ T5959] ? gfs2_quota_sync+0x359/0x460
[ 132.267010][ T5959] ? __pfx_do_sync+0x10/0x10
[ 132.267052][ T5959] ? gfs2_quota_sync+0x359/0x460
[ 132.267089][ T5959] ? do_raw_spin_unlock+0x122/0x240
[ 132.267122][ T5959] gfs2_quota_sync+0x359/0x460
[ 132.267166][ T5959] gfs2_sync_fs+0x4c/0xb0
[ 132.267195][ T5959] sync_filesystem+0xee/0x230
[ 132.267223][ T5959] generic_shutdown_super+0x6f/0x2c0
[ 132.267252][ T5959] kill_block_super+0x44/0x90
[ 132.267283][ T5959] deactivate_locked_super+0xbc/0x130
[ 132.267308][ T5959] cleanup_mnt+0x425/0x4c0
[ 132.267333][ T5959] ? lockdep_hardirqs_on+0x9c/0x150
[ 132.267360][ T5959] task_work_run+0x1d4/0x260
[ 132.267396][ T5959] ? __pfx_task_work_run+0x10/0x10
[ 132.267429][ T5959] ? exit_to_user_mode_loop+0x55/0x4f0
[ 132.267467][ T5959] exit_to_user_mode_loop+0xff/0x4f0
[ 132.267500][ T5959] ? rcu_is_watching+0x15/0xb0
[ 132.267528][ T5959] do_syscall_64+0x2e9/0xfa0
[ 132.267555][ T5959] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 132.267578][ T5959] ? clear_bhb_loop+0x60/0xb0
[ 132.267607][ T5959] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 132.267631][ T5959] RIP: 0033:0x7fe7caf90a77
[ 132.267653][ T5959] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 132.267674][ T5959] RSP: 002b:00007ffcfc4fcd88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 132.267699][ T5959] RAX: 0000000000000000 RBX: 00007fe7cb013d7d RCX: 00007fe7caf90a77
[ 132.267715][ T5959] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcfc4fce40
[ 132.267730][ T5959] RBP: 00007ffcfc4fce40 R08: 0000000000000000 R09: 0000000000000000
[ 132.267744][ T5959] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffcfc4fded0
[ 132.267760][ T5959] R13: 00007fe7cb013d7d R14: 000000000001f642 R15: 00007ffcfc4fdf10
[ 132.267799][ T5959]
[ 132.267808][ T5959] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 133.156025][ T6200] loop2: detected capacity change from 0 to 32768
[ 133.205472][ T6200] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 133.260358][ T6200] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 133.351702][ T6200] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 133.361264][ T6072] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 133.368830][ T6072] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 133.412316][ T6201] loop1: detected capacity change from 0 to 32768
[ 133.473527][ T6201] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 133.501360][ T6201] CPU: 1 UID: 0 PID: 6201 Comm: syz.1.46 Not tainted syzkaller #0 PREEMPT(full)
[ 133.501389][ T6201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 133.501402][ T6201] Call Trace:
[ 133.501410][ T6201]
[ 133.501419][ T6201] dump_stack_lvl+0x189/0x250
[ 133.501462][ T6201] ? __pfx_dump_stack_lvl+0x10/0x10
[ 133.501494][ T6201] ? __pfx__printk+0x10/0x10
[ 133.501526][ T6201] ? kernfs_path_from_node+0x250/0x290
[ 133.501551][ T6201] ? kernfs_path_from_node+0x2f/0x290
[ 133.501581][ T6201] sysfs_create_dir_ns+0x259/0x280
[ 133.501610][ T6201] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 133.501638][ T6201] ? do_raw_spin_unlock+0x122/0x240
[ 133.501667][ T6201] kobject_add_internal+0x59f/0xb70
[ 133.501701][ T6201] kobject_init_and_add+0x125/0x190
[ 133.501732][ T6201] ? __pfx_kobject_init_and_add+0x10/0x10
[ 133.501758][ T6201] ? __raw_spin_lock_init+0x45/0x100
[ 133.501783][ T6201] ? __init_swait_queue_head+0xa9/0x150
[ 133.501810][ T6201] gfs2_sys_fs_add+0x234/0x450
[ 133.501840][ T6201] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 133.501873][ T6201] ? is_dynamic_key+0xd6/0x1c0
[ 133.501899][ T6201] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 133.501936][ T6201] gfs2_fill_super+0x1388/0x21b0
[ 133.501989][ T6201] ? __pfx_gfs2_fill_super+0x10/0x10
[ 133.502028][ T6201] ? sb_set_blocksize+0x155/0x240
[ 133.502055][ T6201] ? setup_bdev_super+0x4c1/0x5b0
[ 133.502084][ T6201] get_tree_bdev_flags+0x40e/0x4d0
[ 133.502111][ T6201] ? __pfx_gfs2_fill_super+0x10/0x10
[ 133.502145][ T6201] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 133.502168][ T6201] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 133.502201][ T6201] gfs2_get_tree+0x51/0x1e0
[ 133.502238][ T6201] vfs_get_tree+0x92/0x2b0
[ 133.502266][ T6201] do_new_mount+0x302/0xa10
[ 133.502303][ T6201] ? apparmor_capable+0x137/0x1b0
[ 133.502337][ T6201] ? __pfx_do_new_mount+0x10/0x10
[ 133.502367][ T6201] ? ns_capable+0x8a/0xf0
[ 133.502398][ T6201] ? kmem_cache_free+0x197/0x640
[ 133.502434][ T6201] __se_sys_mount+0x313/0x410
[ 133.502471][ T6201] ? __pfx___se_sys_mount+0x10/0x10
[ 133.502507][ T6201] ? do_syscall_64+0xbe/0xfa0
[ 133.502525][ T6201] ? __x64_sys_mount+0x20/0xc0
[ 133.502558][ T6201] do_syscall_64+0xfa/0xfa0
[ 133.502580][ T6201] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 133.502601][ T6201] ? clear_bhb_loop+0x60/0xb0
[ 133.502627][ T6201] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 133.502648][ T6201] RIP: 0033:0x7f015ab90eea
[ 133.502667][ T6201] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 133.502685][ T6201] RSP: 002b:00007ffc5976b058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 133.502707][ T6201] RAX: ffffffffffffffda RBX: 00007ffc5976b0e0 RCX: 00007f015ab90eea
[ 133.502722][ T6201] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffc5976b0a0
[ 133.502737][ T6201] RBP: 00002000000124c0 R08: 00007ffc5976b0e0 R09: 0000000000000000
[ 133.502750][ T6201] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 133.502763][ T6201] R13: 00007ffc5976b0a0 R14: 00000000000125c7 R15: 0000200000000180
[ 133.502798][ T6201]
[ 133.502827][ T6201] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 133.565539][ T6072] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 196ms
[ 133.802876][ T6201] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 133.920293][ T6072] gfs2: fsid=syz:syz.0: jid=0: Done
[ 133.927210][ T6200] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 133.938923][ T6205] loop4: detected capacity change from 0 to 32768
[ 133.962257][ T6205] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 133.996453][ T6204] loop0: detected capacity change from 0 to 32768
[ 134.005311][ T6205] CPU: 1 UID: 0 PID: 6205 Comm: syz.4.50 Not tainted syzkaller #0 PREEMPT(full)
[ 134.005340][ T6205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 134.005353][ T6205] Call Trace:
[ 134.005362][ T6205]
[ 134.005371][ T6205] dump_stack_lvl+0x189/0x250
[ 134.005412][ T6205] ? __pfx_dump_stack_lvl+0x10/0x10
[ 134.005446][ T6205] ? __pfx__printk+0x10/0x10
[ 134.005477][ T6205] ? kernfs_path_from_node+0x250/0x290
[ 134.005503][ T6205] ? kernfs_path_from_node+0x2f/0x290
[ 134.005534][ T6205] sysfs_create_dir_ns+0x259/0x280
[ 134.005563][ T6205] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 134.005591][ T6205] ? do_raw_spin_unlock+0x122/0x240
[ 134.005621][ T6205] kobject_add_internal+0x59f/0xb70
[ 134.005657][ T6205] kobject_init_and_add+0x125/0x190
[ 134.005697][ T6205] ? __pfx_kobject_init_and_add+0x10/0x10
[ 134.005724][ T6205] ? __raw_spin_lock_init+0x45/0x100
[ 134.005750][ T6205] ? __init_swait_queue_head+0xa9/0x150
[ 134.005777][ T6205] gfs2_sys_fs_add+0x234/0x450
[ 134.005807][ T6205] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 134.005842][ T6205] ? is_dynamic_key+0xd6/0x1c0
[ 134.005870][ T6205] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 134.005908][ T6205] gfs2_fill_super+0x1388/0x21b0
[ 134.005961][ T6205] ? __pfx_gfs2_fill_super+0x10/0x10
[ 134.006007][ T6205] ? sb_set_blocksize+0x155/0x240
[ 134.006036][ T6205] ? setup_bdev_super+0x4c1/0x5b0
[ 134.006066][ T6205] get_tree_bdev_flags+0x40e/0x4d0
[ 134.006092][ T6205] ? __pfx_gfs2_fill_super+0x10/0x10
[ 134.006131][ T6205] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 134.006155][ T6205] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 134.006188][ T6205] gfs2_get_tree+0x51/0x1e0
[ 134.006226][ T6205] vfs_get_tree+0x92/0x2b0
[ 134.006254][ T6205] do_new_mount+0x302/0xa10
[ 134.006279][ T6205] ? apparmor_capable+0x137/0x1b0
[ 134.006314][ T6205] ? __pfx_do_new_mount+0x10/0x10
[ 134.006352][ T6205] ? ns_capable+0x8a/0xf0
[ 134.006385][ T6205] ? kmem_cache_free+0x197/0x640
[ 134.006424][ T6205] __se_sys_mount+0x313/0x410
[ 134.006462][ T6205] ? __pfx___se_sys_mount+0x10/0x10
[ 134.006498][ T6205] ? do_syscall_64+0xbe/0xfa0
[ 134.006517][ T6205] ? __x64_sys_mount+0x20/0xc0
[ 134.006551][ T6205] do_syscall_64+0xfa/0xfa0
[ 134.006572][ T6205] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 134.006594][ T6205] ? clear_bhb_loop+0x60/0xb0
[ 134.006620][ T6205] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 134.006642][ T6205] RIP: 0033:0x7f8a6d590eea
[ 134.006661][ T6205] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 134.006680][ T6205] RSP: 002b:00007ffdb4843e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 134.006703][ T6205] RAX: ffffffffffffffda RBX: 00007ffdb4843f00 RCX: 00007f8a6d590eea
[ 134.006719][ T6205] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffdb4843ec0
[ 134.006734][ T6205] RBP: 00002000000124c0 R08: 00007ffdb4843f00 R09: 0000000000000000
[ 134.006748][ T6205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 134.006762][ T6205] R13: 00007ffdb4843ec0 R14: 00000000000125c7 R15: 0000200000000180
[ 134.006798][ T6205]
[ 134.319151][ T6205] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 134.335043][ T6205] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 134.443489][ T6206] loop3: detected capacity change from 0 to 32768
[ 134.472325][ T6200] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 134.513690][ T6206] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 134.522562][ T6206] CPU: 1 UID: 0 PID: 6206 Comm: syz.3.48 Not tainted syzkaller #0 PREEMPT(full)
[ 134.522589][ T6206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 134.522601][ T6206] Call Trace:
[ 134.522609][ T6206]
[ 134.522617][ T6206] dump_stack_lvl+0x189/0x250
[ 134.522655][ T6206] ? __pfx_dump_stack_lvl+0x10/0x10
[ 134.522684][ T6206] ? __pfx__printk+0x10/0x10
[ 134.522713][ T6206] ? kernfs_path_from_node+0x250/0x290
[ 134.522741][ T6206] ? kernfs_path_from_node+0x2f/0x290
[ 134.522768][ T6206] sysfs_create_dir_ns+0x259/0x280
[ 134.522795][ T6206] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 134.522820][ T6206] ? do_raw_spin_unlock+0x122/0x240
[ 134.522847][ T6206] kobject_add_internal+0x59f/0xb70
[ 134.522878][ T6206] kobject_init_and_add+0x125/0x190
[ 134.522906][ T6206] ? __pfx_kobject_init_and_add+0x10/0x10
[ 134.522929][ T6206] ? __raw_spin_lock_init+0x45/0x100
[ 134.522952][ T6206] ? __init_swait_queue_head+0xa9/0x150
[ 134.522977][ T6206] gfs2_sys_fs_add+0x234/0x450
[ 134.523014][ T6206] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 134.523045][ T6206] ? is_dynamic_key+0xd6/0x1c0
[ 134.523070][ T6206] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 134.523105][ T6206] gfs2_fill_super+0x1388/0x21b0
[ 134.523157][ T6206] ? __pfx_gfs2_fill_super+0x10/0x10
[ 134.523192][ T6206] ? sb_set_blocksize+0x155/0x240
[ 134.523216][ T6206] ? setup_bdev_super+0x4c1/0x5b0
[ 134.523243][ T6206] get_tree_bdev_flags+0x40e/0x4d0
[ 134.523268][ T6206] ? __pfx_gfs2_fill_super+0x10/0x10
[ 134.523304][ T6206] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 134.523325][ T6206] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 134.523355][ T6206] gfs2_get_tree+0x51/0x1e0
[ 134.523389][ T6206] vfs_get_tree+0x92/0x2b0
[ 134.523414][ T6206] do_new_mount+0x302/0xa10
[ 134.523440][ T6206] ? apparmor_capable+0x137/0x1b0
[ 134.523471][ T6206] ? __pfx_do_new_mount+0x10/0x10
[ 134.523498][ T6206] ? ns_capable+0x8a/0xf0
[ 134.523529][ T6206] ? kmem_cache_free+0x197/0x640
[ 134.523564][ T6206] __se_sys_mount+0x313/0x410
[ 134.523599][ T6206] ? __pfx___se_sys_mount+0x10/0x10
[ 134.523632][ T6206] ? do_syscall_64+0xbe/0xfa0
[ 134.523649][ T6206] ? __x64_sys_mount+0x20/0xc0
[ 134.523678][ T6206] do_syscall_64+0xfa/0xfa0
[ 134.523698][ T6206] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 134.523717][ T6206] ? clear_bhb_loop+0x60/0xb0
[ 134.523741][ T6206] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 134.523760][ T6206] RIP: 0033:0x7fe7caf90eea
[ 134.523778][ T6206] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 134.523795][ T6206] RSP: 002b:00007ffcfc4fd9d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 134.523817][ T6206] RAX: ffffffffffffffda RBX: 00007ffcfc4fda60 RCX: 00007fe7caf90eea
[ 134.523831][ T6206] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffcfc4fda20
[ 134.523845][ T6206] RBP: 00002000000124c0 R08: 00007ffcfc4fda60 R09: 0000000000000000
[ 134.523858][ T6206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 134.523871][ T6206] R13: 00007ffcfc4fda20 R14: 00000000000125c7 R15: 0000200000000180
[ 134.523903][ T6206]
[ 134.524302][ T6206] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 134.539774][ T6204] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
2025/11/24 03:07:52 executed programs: 44
[ 134.544559][ T6206] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 134.554217][ T6200] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402
[ 134.589254][ T6204] CPU: 1 UID: 0 PID: 6204 Comm: syz.0.49 Not tainted syzkaller #0 PREEMPT(full)
[ 134.589290][ T6204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 134.589306][ T6204] Call Trace:
[ 134.589318][ T6204]
[ 134.589331][ T6204] dump_stack_lvl+0x189/0x250
[ 134.589378][ T6204] ? __pfx_dump_stack_lvl+0x10/0x10
[ 134.589416][ T6204] ? __pfx__printk+0x10/0x10
[ 134.589452][ T6204] ? kernfs_path_from_node+0x250/0x290
[ 134.589482][ T6204] ? kernfs_path_from_node+0x2f/0x290
[ 134.589517][ T6204] sysfs_create_dir_ns+0x259/0x280
[ 134.589551][ T6204] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 134.589582][ T6204] ? do_raw_spin_unlock+0x122/0x240
[ 134.589615][ T6204] kobject_add_internal+0x59f/0xb70
[ 134.589655][ T6204] kobject_init_and_add+0x125/0x190
[ 134.589691][ T6204] ? __pfx_kobject_init_and_add+0x10/0x10
[ 134.589715][ T6204] ? __raw_spin_lock_init+0x45/0x100
[ 134.589740][ T6204] ? __init_swait_queue_head+0xa9/0x150
[ 134.589764][ T6204] gfs2_sys_fs_add+0x234/0x450
[ 134.589794][ T6204] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 134.589826][ T6204] ? is_dynamic_key+0xd6/0x1c0
[ 134.589852][ T6204] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 134.589887][ T6204] gfs2_fill_super+0x1388/0x21b0
[ 134.589950][ T6204] ? __pfx_gfs2_fill_super+0x10/0x10
[ 134.589998][ T6204] ? sb_set_blocksize+0x155/0x240
[ 134.590030][ T6204] ? setup_bdev_super+0x4c1/0x5b0
[ 134.590062][ T6204] get_tree_bdev_flags+0x40e/0x4d0
[ 134.590093][ T6204] ? __pfx_gfs2_fill_super+0x10/0x10
[ 134.590130][ T6204] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 134.590157][ T6204] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 134.590195][ T6204] gfs2_get_tree+0x51/0x1e0
[ 134.590236][ T6204] vfs_get_tree+0x92/0x2b0
[ 134.590269][ T6204] do_new_mount+0x302/0xa10
[ 134.590300][ T6204] ? apparmor_capable+0x137/0x1b0
[ 134.590338][ T6204] ? __pfx_do_new_mount+0x10/0x10
[ 134.590372][ T6204] ? ns_capable+0x8a/0xf0
[ 134.590407][ T6204] ? kmem_cache_free+0x197/0x640
[ 134.590450][ T6204] __se_sys_mount+0x313/0x410
[ 134.590493][ T6204] ? __pfx___se_sys_mount+0x10/0x10
[ 134.590533][ T6204] ? do_syscall_64+0xbe/0xfa0
[ 134.590554][ T6204] ? __x64_sys_mount+0x20/0xc0
[ 134.590591][ T6204] do_syscall_64+0xfa/0xfa0
[ 134.590616][ T6204] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 134.590639][ T6204] ? clear_bhb_loop+0x60/0xb0
[ 134.590668][ T6204] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 134.590692][ T6204] RIP: 0033:0x7fd61cf90eea
[ 134.590714][ T6204] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 134.590734][ T6204] RSP: 002b:00007ffef1cb4378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 134.590757][ T6204] RAX: ffffffffffffffda RBX: 00007ffef1cb4400 RCX: 00007fd61cf90eea
[ 134.590775][ T6204] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffef1cb43c0
[ 134.590792][ T6204] RBP: 00002000000124c0 R08: 00007ffef1cb4400 R09: 0000000000000000
[ 134.590807][ T6204] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 134.590822][ T6204] R13: 00007ffef1cb43c0 R14: 00000000000125c7 R15: 0000200000000180
[ 134.590860][ T6204]
[ 134.590894][ T6204] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 134.703190][ T6200] 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
[ 134.759041][ T6204] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 135.047370][ T6200] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:6200 [syz.2.47] gfs2_quota_sync+0x359/0x460
[ 135.286725][ T6200] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 135.326554][ T6200] CPU: 0 UID: 0 PID: 6200 Comm: syz.2.47 Not tainted syzkaller #0 PREEMPT(full)
[ 135.326585][ T6200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 135.326599][ T6200] Call Trace:
[ 135.326607][ T6200]
[ 135.326617][ T6200] dump_stack_lvl+0x189/0x250
[ 135.326660][ T6200] ? __pfx_dump_stack_lvl+0x10/0x10
[ 135.326694][ T6200] ? queue_delayed_work_on+0x11a/0x280
[ 135.326726][ T6200] ? lockdep_hardirqs_on+0x9c/0x150
[ 135.326747][ T6200] ? preempt_schedule+0xae/0xc0
[ 135.326786][ T6200] gfs2_withdraw+0xc3/0x1b0
[ 135.326820][ T6200] inode_go_instantiate+0xdd0/0x1210
[ 135.326861][ T6200] ? __pfx_inode_go_instantiate+0x10/0x10
[ 135.326899][ T6200] ? gfs2_glock_nq+0xedd/0x15f0
[ 135.326928][ T6200] gfs2_instantiate+0x168/0x220
[ 135.326965][ T6200] gfs2_glock_wait+0x1d4/0x2a0
[ 135.326992][ T6200] do_sync+0x46f/0xc60
[ 135.327018][ T6200] ? _raw_spin_unlock+0x28/0x50
[ 135.327047][ T6200] ? gfs2_quota_sync+0x359/0x460
[ 135.327085][ T6200] ? __pfx_do_sync+0x10/0x10
[ 135.327130][ T6200] ? gfs2_quota_sync+0x359/0x460
[ 135.327162][ T6200] ? do_raw_spin_unlock+0x122/0x240
[ 135.327192][ T6200] gfs2_quota_sync+0x359/0x460
[ 135.327234][ T6200] gfs2_sync_fs+0x4c/0xb0
[ 135.327260][ T6200] sync_filesystem+0xee/0x230
[ 135.327286][ T6200] gfs2_reconfigure+0xbb/0xb20
[ 135.327320][ T6200] ? _raw_spin_unlock+0x28/0x50
[ 135.327349][ T6200] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 135.327385][ T6200] reconfigure_super+0x227/0x890
[ 135.327418][ T6200] path_mount+0xd29/0xff0
[ 135.327446][ T6200] ? kmem_cache_free+0x197/0x640
[ 135.327485][ T6200] __se_sys_mount+0x313/0x410
[ 135.327525][ T6200] ? __pfx___se_sys_mount+0x10/0x10
[ 135.327561][ T6200] ? do_syscall_64+0xbe/0xfa0
[ 135.327579][ T6200] ? __x64_sys_mount+0x20/0xc0
[ 135.327613][ T6200] do_syscall_64+0xfa/0xfa0
[ 135.327634][ T6200] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 135.327655][ T6200] ? clear_bhb_loop+0x60/0xb0
[ 135.327682][ T6200] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 135.327703][ T6200] RIP: 0033:0x7f9ca3d90eea
[ 135.327722][ T6200] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 135.327741][ T6200] RSP: 002b:00007fff7a4b99c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 135.327764][ T6200] RAX: ffffffffffffffda RBX: 00007fff7a4b9a50 RCX: 00007f9ca3d90eea
[ 135.327780][ T6200] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 135.327794][ T6200] RBP: 00002000000003c0 R08: 00007fff7a4b9a50 R09: 000000000126a4b5
[ 135.327809][ T6200] R10: 000000000126a4b5 R11: 0000000000000246 R12: 0000200000000340
[ 135.327823][ T6200] R13: 00007fff7a4b9a10 R14: 0000000000000000 R15: 0000200000004140
[ 135.327876][ T6200]
[ 135.327944][ T6200] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 135.637345][ T9] gfs2: fsid=syz:syz.0: file system withdrawn
[ 136.670457][ T6219] loop4: detected capacity change from 0 to 32768
[ 136.731557][ T6219] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 136.769075][ T6219] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 136.785076][ T6220] loop0: detected capacity change from 0 to 32768
[ 136.816802][ T6219] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 136.859679][ T6220] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 136.867129][ T6220] CPU: 1 UID: 0 PID: 6220 Comm: syz.0.52 Not tainted syzkaller #0 PREEMPT(full)
[ 136.867158][ T6220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 136.867172][ T6220] Call Trace:
[ 136.867181][ T6220]
[ 136.867190][ T6220] dump_stack_lvl+0x189/0x250
[ 136.867232][ T6220] ? __pfx_dump_stack_lvl+0x10/0x10
[ 136.867267][ T6220] ? __pfx__printk+0x10/0x10
[ 136.867299][ T6220] ? kernfs_path_from_node+0x250/0x290
[ 136.867325][ T6220] ? kernfs_path_from_node+0x2f/0x290
[ 136.867356][ T6220] sysfs_create_dir_ns+0x259/0x280
[ 136.867386][ T6220] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 136.867414][ T6220] ? do_raw_spin_unlock+0x122/0x240
[ 136.867444][ T6220] kobject_add_internal+0x59f/0xb70
[ 136.867480][ T6220] kobject_init_and_add+0x125/0x190
[ 136.867512][ T6220] ? __pfx_kobject_init_and_add+0x10/0x10
[ 136.867538][ T6220] ? __raw_spin_lock_init+0x45/0x100
[ 136.867564][ T6220] ? __init_swait_queue_head+0xa9/0x150
[ 136.867592][ T6220] gfs2_sys_fs_add+0x234/0x450
[ 136.867623][ T6220] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 136.867657][ T6220] ? is_dynamic_key+0xd6/0x1c0
[ 136.867685][ T6220] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 136.867743][ T6220] gfs2_fill_super+0x1388/0x21b0
[ 136.867797][ T6220] ? __pfx_gfs2_fill_super+0x10/0x10
[ 136.867836][ T6220] ? sb_set_blocksize+0x155/0x240
[ 136.867863][ T6220] ? setup_bdev_super+0x4c1/0x5b0
[ 136.867893][ T6220] get_tree_bdev_flags+0x40e/0x4d0
[ 136.867919][ T6220] ? __pfx_gfs2_fill_super+0x10/0x10
[ 136.867953][ T6220] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 136.867977][ T6220] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 136.868011][ T6220] gfs2_get_tree+0x51/0x1e0
[ 136.868049][ T6220] vfs_get_tree+0x92/0x2b0
[ 136.868077][ T6220] do_new_mount+0x302/0xa10
[ 136.868106][ T6220] ? apparmor_capable+0x137/0x1b0
[ 136.868141][ T6220] ? __pfx_do_new_mount+0x10/0x10
[ 136.868171][ T6220] ? ns_capable+0x8a/0xf0
[ 136.868203][ T6220] ? kmem_cache_free+0x197/0x640
[ 136.868241][ T6220] __se_sys_mount+0x313/0x410
[ 136.868280][ T6220] ? __pfx___se_sys_mount+0x10/0x10
[ 136.868317][ T6220] ? do_syscall_64+0xbe/0xfa0
[ 136.868336][ T6220] ? __x64_sys_mount+0x20/0xc0
[ 136.868370][ T6220] do_syscall_64+0xfa/0xfa0
[ 136.868392][ T6220] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 136.868413][ T6220] ? clear_bhb_loop+0x60/0xb0
[ 136.868439][ T6220] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 136.868461][ T6220] RIP: 0033:0x7fd61cf90eea
[ 136.868481][ T6220] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 136.868500][ T6220] RSP: 002b:00007ffef1cb4378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 136.868524][ T6220] RAX: ffffffffffffffda RBX: 00007ffef1cb4400 RCX: 00007fd61cf90eea
[ 136.868540][ T6220] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffef1cb43c0
[ 136.868555][ T6220] RBP: 00002000000124c0 R08: 00007ffef1cb4400 R09: 0000000000000000
[ 136.868569][ T6220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 136.868583][ T6220] R13: 00007ffef1cb43c0 R14: 00000000000125c7 R15: 0000200000000180
[ 136.868618][ T6220]
[ 136.868646][ T6220] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 137.061375][ T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 137.066368][ T6220] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 137.111544][ T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 137.336499][ T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 224ms
[ 137.358362][ T6222] loop3: detected capacity change from 0 to 32768
[ 137.370920][ T6223] loop1: detected capacity change from 0 to 32768
[ 137.387348][ T9] gfs2: fsid=syz:syz.0: jid=0: Done
[ 137.410278][ T6219] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 137.420114][ T6222] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 137.425334][ T6224] loop2: detected capacity change from 0 to 32768
[ 137.480497][ T6224] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 137.499703][ T6223] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 137.507150][ T6223] CPU: 1 UID: 0 PID: 6223 Comm: syz.1.54 Not tainted syzkaller #0 PREEMPT(full)
[ 137.507178][ T6223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 137.507192][ T6223] Call Trace:
[ 137.507200][ T6223]
[ 137.507210][ T6223] dump_stack_lvl+0x189/0x250
[ 137.507252][ T6223] ? __pfx_dump_stack_lvl+0x10/0x10
[ 137.507285][ T6223] ? __pfx__printk+0x10/0x10
[ 137.507317][ T6223] ? kernfs_path_from_node+0x250/0x290
[ 137.507343][ T6223] ? kernfs_path_from_node+0x2f/0x290
[ 137.507374][ T6223] sysfs_create_dir_ns+0x259/0x280
[ 137.507403][ T6223] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 137.507431][ T6223] ? do_raw_spin_unlock+0x122/0x240
[ 137.507461][ T6223] kobject_add_internal+0x59f/0xb70
[ 137.507497][ T6223] kobject_init_and_add+0x125/0x190
[ 137.507528][ T6223] ? __pfx_kobject_init_and_add+0x10/0x10
[ 137.507554][ T6223] ? __raw_spin_lock_init+0x45/0x100
[ 137.507580][ T6223] ? __init_swait_queue_head+0xa9/0x150
[ 137.507608][ T6223] gfs2_sys_fs_add+0x234/0x450
[ 137.507638][ T6223] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 137.507686][ T6223] ? is_dynamic_key+0xd6/0x1c0
[ 137.507713][ T6223] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 137.507752][ T6223] gfs2_fill_super+0x1388/0x21b0
[ 137.507804][ T6223] ? __pfx_gfs2_fill_super+0x10/0x10
[ 137.507844][ T6223] ? sb_set_blocksize+0x155/0x240
[ 137.507871][ T6223] ? setup_bdev_super+0x4c1/0x5b0
[ 137.507901][ T6223] get_tree_bdev_flags+0x40e/0x4d0
[ 137.507928][ T6223] ? __pfx_gfs2_fill_super+0x10/0x10
[ 137.507968][ T6223] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 137.507992][ T6223] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 137.508026][ T6223] gfs2_get_tree+0x51/0x1e0
[ 137.508063][ T6223] vfs_get_tree+0x92/0x2b0
[ 137.508090][ T6223] do_new_mount+0x302/0xa10
[ 137.508118][ T6223] ? apparmor_capable+0x137/0x1b0
[ 137.508152][ T6223] ? __pfx_do_new_mount+0x10/0x10
[ 137.508182][ T6223] ? ns_capable+0x8a/0xf0
[ 137.508214][ T6223] ? kmem_cache_free+0x197/0x640
[ 137.508252][ T6223] __se_sys_mount+0x313/0x410
[ 137.508290][ T6223] ? __pfx___se_sys_mount+0x10/0x10
[ 137.508326][ T6223] ? do_syscall_64+0xbe/0xfa0
[ 137.508345][ T6223] ? __x64_sys_mount+0x20/0xc0
[ 137.508379][ T6223] do_syscall_64+0xfa/0xfa0
[ 137.508400][ T6223] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 137.508421][ T6223] ? clear_bhb_loop+0x60/0xb0
[ 137.508448][ T6223] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 137.508469][ T6223] RIP: 0033:0x7f015ab90eea
[ 137.508490][ T6223] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 137.508508][ T6223] RSP: 002b:00007ffc5976b058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 137.508531][ T6223] RAX: ffffffffffffffda RBX: 00007ffc5976b0e0 RCX: 00007f015ab90eea
[ 137.508546][ T6223] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffc5976b0a0
[ 137.508561][ T6223] RBP: 00002000000124c0 R08: 00007ffc5976b0e0 R09: 0000000000000000
[ 137.508576][ T6223] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 137.508590][ T6223] R13: 00007ffc5976b0a0 R14: 00000000000125c7 R15: 0000200000000180
[ 137.508625][ T6223]
[ 137.508654][ T6223] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 137.541831][ T6222] CPU: 0 UID: 0 PID: 6222 Comm: syz.3.53 Not tainted syzkaller #0 PREEMPT(full)
[ 137.541864][ T6222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 137.541877][ T6222] Call Trace:
[ 137.541886][ T6222]
[ 137.541895][ T6222] dump_stack_lvl+0x189/0x250
[ 137.541935][ T6222] ? __pfx_dump_stack_lvl+0x10/0x10
[ 137.541968][ T6222] ? __pfx__printk+0x10/0x10
[ 137.542000][ T6222] ? kernfs_path_from_node+0x250/0x290
[ 137.542026][ T6222] ? kernfs_path_from_node+0x2f/0x290
[ 137.542057][ T6222] sysfs_create_dir_ns+0x259/0x280
[ 137.542087][ T6222] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 137.542115][ T6222] ? do_raw_spin_unlock+0x122/0x240
[ 137.542145][ T6222] kobject_add_internal+0x59f/0xb70
[ 137.542181][ T6222] kobject_init_and_add+0x125/0x190
[ 137.542212][ T6222] ? __pfx_kobject_init_and_add+0x10/0x10
[ 137.542238][ T6222] ? __raw_spin_lock_init+0x45/0x100
[ 137.542263][ T6222] ? __init_swait_queue_head+0xa9/0x150
[ 137.542290][ T6222] gfs2_sys_fs_add+0x234/0x450
[ 137.542321][ T6222] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 137.542352][ T6222] ? is_dynamic_key+0xd6/0x1c0
[ 137.542383][ T6222] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 137.542427][ T6222] gfs2_fill_super+0x1388/0x21b0
[ 137.542485][ T6222] ? __pfx_gfs2_fill_super+0x10/0x10
[ 137.542532][ T6222] ? sb_set_blocksize+0x155/0x240
[ 137.542561][ T6222] ? setup_bdev_super+0x4c1/0x5b0
[ 137.542596][ T6222] get_tree_bdev_flags+0x40e/0x4d0
[ 137.542625][ T6222] ? __pfx_gfs2_fill_super+0x10/0x10
[ 137.542663][ T6222] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 137.542699][ T6222] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 137.542738][ T6222] gfs2_get_tree+0x51/0x1e0
[ 137.542779][ T6222] vfs_get_tree+0x92/0x2b0
[ 137.542823][ T6222] do_new_mount+0x302/0xa10
[ 137.542855][ T6222] ? apparmor_capable+0x137/0x1b0
[ 137.542893][ T6222] ? __pfx_do_new_mount+0x10/0x10
[ 137.542927][ T6222] ? ns_capable+0x8a/0xf0
[ 137.542963][ T6222] ? kmem_cache_free+0x197/0x640
[ 137.543005][ T6222] __se_sys_mount+0x313/0x410
[ 137.543048][ T6222] ? __pfx___se_sys_mount+0x10/0x10
[ 137.543088][ T6222] ? do_syscall_64+0xbe/0xfa0
[ 137.543111][ T6222] ? __x64_sys_mount+0x20/0xc0
[ 137.543148][ T6222] do_syscall_64+0xfa/0xfa0
[ 137.543172][ T6222] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 137.543196][ T6222] ? clear_bhb_loop+0x60/0xb0
[ 137.543226][ T6222] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 137.543251][ T6222] RIP: 0033:0x7fe7caf90eea
[ 137.543272][ T6222] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 137.543300][ T6222] RSP: 002b:00007ffcfc4fd9d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 137.543326][ T6222] RAX: ffffffffffffffda RBX: 00007ffcfc4fda60 RCX: 00007fe7caf90eea
[ 137.543342][ T6222] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffcfc4fda20
[ 137.543359][ T6222] RBP: 00002000000124c0 R08: 00007ffcfc4fda60 R09: 0000000000000000
[ 137.543376][ T6222] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 137.543392][ T6222] R13: 00007ffcfc4fda20 R14: 00000000000125c7 R15: 0000200000000180
[ 137.543430][ T6222]
[ 137.543464][ T6222] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 137.619113][ T6224] CPU: 1 UID: 0 PID: 6224 Comm: syz.2.55 Not tainted syzkaller #0 PREEMPT(full)
[ 137.619148][ T6224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 137.619163][ T6224] Call Trace:
[ 137.619173][ T6224]
[ 137.619184][ T6224] dump_stack_lvl+0x189/0x250
[ 137.619231][ T6224] ? __pfx_dump_stack_lvl+0x10/0x10
[ 137.619268][ T6224] ? __pfx__printk+0x10/0x10
[ 137.619305][ T6224] ? kernfs_path_from_node+0x250/0x290
[ 137.619333][ T6224] ? kernfs_path_from_node+0x2f/0x290
[ 137.619367][ T6224] sysfs_create_dir_ns+0x259/0x280
[ 137.619401][ T6224] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 137.619432][ T6224] ? do_raw_spin_unlock+0x122/0x240
[ 137.619465][ T6224] kobject_add_internal+0x59f/0xb70
[ 137.619507][ T6224] kobject_init_and_add+0x125/0x190
[ 137.619540][ T6224] ? __pfx_kobject_init_and_add+0x10/0x10
[ 137.619569][ T6224] ? __raw_spin_lock_init+0x45/0x100
[ 137.619597][ T6224] ? __init_swait_queue_head+0xa9/0x150
[ 137.619630][ T6224] gfs2_sys_fs_add+0x234/0x450
[ 137.619664][ T6224] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 137.619702][ T6224] ? is_dynamic_key+0xd6/0x1c0
[ 137.619733][ T6224] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 137.619776][ T6224] gfs2_fill_super+0x1388/0x21b0
[ 137.619834][ T6224] ? __pfx_gfs2_fill_super+0x10/0x10
[ 137.619879][ T6224] ? sb_set_blocksize+0x155/0x240
[ 137.619909][ T6224] ? setup_bdev_super+0x4c1/0x5b0
[ 137.619949][ T6224] get_tree_bdev_flags+0x40e/0x4d0
[ 137.619979][ T6224] ? __pfx_gfs2_fill_super+0x10/0x10
[ 137.620018][ T6224] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 137.620046][ T6224] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 137.620086][ T6224] gfs2_get_tree+0x51/0x1e0
[ 137.620129][ T6224] vfs_get_tree+0x92/0x2b0
[ 137.620160][ T6224] do_new_mount+0x302/0xa10
[ 137.620201][ T6224] ? apparmor_capable+0x137/0x1b0
[ 137.620240][ T6224] ? __pfx_do_new_mount+0x10/0x10
[ 137.620274][ T6224] ? ns_capable+0x8a/0xf0
[ 137.620311][ T6224] ? kmem_cache_free+0x197/0x640
[ 137.620353][ T6224] __se_sys_mount+0x313/0x410
[ 137.620402][ T6224] ? __pfx___se_sys_mount+0x10/0x10
[ 137.620444][ T6224] ? do_syscall_64+0xbe/0xfa0
[ 137.620465][ T6224] ? __x64_sys_mount+0x20/0xc0
[ 137.620501][ T6224] do_syscall_64+0xfa/0xfa0
[ 137.620527][ T6224] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 137.620552][ T6224] ? clear_bhb_loop+0x60/0xb0
[ 137.620581][ T6224] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 137.620604][ T6224] RIP: 0033:0x7f9ca3d90eea
[ 137.620627][ T6224] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 137.620649][ T6224] RSP: 002b:00007fff7a4b99c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 137.620674][ T6224] RAX: ffffffffffffffda RBX: 00007fff7a4b9a50 RCX: 00007f9ca3d90eea
[ 137.620689][ T6224] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff7a4b9a10
[ 137.620703][ T6224] RBP: 00002000000124c0 R08: 00007fff7a4b9a50 R09: 0000000000000000
[ 137.620717][ T6224] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 137.620732][ T6224] R13: 00007fff7a4b9a10 R14: 00000000000125c7 R15: 0000200000000180
[ 137.620772][ T6224]
[ 137.620803][ T6224] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 137.622048][ T6222] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 137.629633][ T6224] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 137.659571][ T6223] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 138.262940][ T6219] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 138.290458][ T1301] ieee802154 phy0 wpan0: encryption failed: -22
[ 138.550022][ T1301] ieee802154 phy1 wpan1: encryption failed: -22
[ 138.700722][ T5966] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402
[ 138.774769][ T5966] 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
[ 138.839527][ T5966] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:5966 [syz-executor] gfs2_quota_sync+0x359/0x460
[ 138.889062][ T5966] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 138.897406][ T5966] CPU: 0 UID: 0 PID: 5966 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 138.897435][ T5966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 138.897449][ T5966] Call Trace:
[ 138.897458][ T5966]
[ 138.897468][ T5966] dump_stack_lvl+0x189/0x250
[ 138.897509][ T5966] ? __pfx_dump_stack_lvl+0x10/0x10
[ 138.897550][ T5966] ? queue_delayed_work_on+0x11a/0x280
[ 138.897582][ T5966] ? lockdep_hardirqs_on+0x9c/0x150
[ 138.897604][ T5966] ? preempt_schedule+0xae/0xc0
[ 138.897644][ T5966] gfs2_withdraw+0xc3/0x1b0
[ 138.897680][ T5966] inode_go_instantiate+0xdd0/0x1210
[ 138.897723][ T5966] ? __pfx_inode_go_instantiate+0x10/0x10
[ 138.897760][ T5966] ? gfs2_glock_nq+0xedd/0x15f0
[ 138.897788][ T5966] gfs2_instantiate+0x168/0x220
[ 138.897825][ T5966] gfs2_glock_wait+0x1d4/0x2a0
[ 138.897851][ T5966] do_sync+0x46f/0xc60
[ 138.897876][ T5966] ? _raw_spin_unlock+0x28/0x50
[ 138.897905][ T5966] ? gfs2_quota_sync+0x359/0x460
[ 138.897943][ T5966] ? __pfx_do_sync+0x10/0x10
[ 138.897981][ T5966] ? gfs2_quota_sync+0x359/0x460
[ 138.898013][ T5966] ? do_raw_spin_unlock+0x122/0x240
[ 138.898043][ T5966] gfs2_quota_sync+0x359/0x460
[ 138.898082][ T5966] gfs2_sync_fs+0x4c/0xb0
[ 138.898109][ T5966] sync_filesystem+0xee/0x230
[ 138.898133][ T5966] generic_shutdown_super+0x6f/0x2c0
[ 138.898160][ T5966] kill_block_super+0x44/0x90
[ 138.898186][ T5966] deactivate_locked_super+0xbc/0x130
[ 138.898211][ T5966] cleanup_mnt+0x425/0x4c0
[ 138.898233][ T5966] ? lockdep_hardirqs_on+0x9c/0x150
[ 138.898257][ T5966] task_work_run+0x1d4/0x260
[ 138.898284][ T5966] ? __pfx_task_work_run+0x10/0x10
[ 138.898313][ T5966] ? exit_to_user_mode_loop+0x55/0x4f0
[ 138.898347][ T5966] exit_to_user_mode_loop+0xff/0x4f0
[ 138.898376][ T5966] ? rcu_is_watching+0x15/0xb0
[ 138.898402][ T5966] do_syscall_64+0x2e9/0xfa0
[ 138.898424][ T5966] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 138.898446][ T5966] ? clear_bhb_loop+0x60/0xb0
[ 138.898472][ T5966] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 138.898492][ T5966] RIP: 0033:0x7f8a6d590a77
[ 138.898512][ T5966] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 138.898531][ T5966] RSP: 002b:00007ffdb4843228 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 138.898562][ T5966] RAX: 0000000000000000 RBX: 00007f8a6d613d7d RCX: 00007f8a6d590a77
[ 138.898577][ T5966] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb48432e0
[ 138.898590][ T5966] RBP: 00007ffdb48432e0 R08: 0000000000000000 R09: 0000000000000000
[ 138.898603][ T5966] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdb4844370
[ 138.898618][ T5966] R13: 00007f8a6d613d7d R14: 0000000000020f1c R15: 00007ffdb48443b0
[ 138.898654][ T5966]
[ 138.898663][ T5966] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 139.862588][ T6239] loop3: detected capacity change from 0 to 32768
[ 139.880762][ T6229] loop0: detected capacity change from 0 to 32768
[ 139.921971][ T6239] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 139.955738][ T6229] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 139.969106][ T6239] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 140.004146][ T6229] CPU: 1 UID: 0 PID: 6229 Comm: syz.0.56 Not tainted syzkaller #0 PREEMPT(full)
[ 140.004178][ T6229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 140.004191][ T6229] Call Trace:
[ 140.004199][ T6229]
[ 140.004209][ T6229] dump_stack_lvl+0x189/0x250
[ 140.004250][ T6229] ? __pfx_dump_stack_lvl+0x10/0x10
[ 140.004283][ T6229] ? __pfx__printk+0x10/0x10
[ 140.004315][ T6229] ? kernfs_path_from_node+0x250/0x290
[ 140.004341][ T6229] ? kernfs_path_from_node+0x2f/0x290
[ 140.004372][ T6229] sysfs_create_dir_ns+0x259/0x280
[ 140.004401][ T6229] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 140.004429][ T6229] ? do_raw_spin_unlock+0x122/0x240
[ 140.004458][ T6229] kobject_add_internal+0x59f/0xb70
[ 140.004494][ T6229] kobject_init_and_add+0x125/0x190
[ 140.004525][ T6229] ? __pfx_kobject_init_and_add+0x10/0x10
[ 140.004551][ T6229] ? __raw_spin_lock_init+0x45/0x100
[ 140.004583][ T6229] ? __init_swait_queue_head+0xa9/0x150
[ 140.004611][ T6229] gfs2_sys_fs_add+0x234/0x450
[ 140.004641][ T6229] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 140.004676][ T6229] ? is_dynamic_key+0xd6/0x1c0
[ 140.004704][ T6229] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 140.004750][ T6229] gfs2_fill_super+0x1388/0x21b0
[ 140.004803][ T6229] ? __pfx_gfs2_fill_super+0x10/0x10
[ 140.004843][ T6229] ? sb_set_blocksize+0x155/0x240
[ 140.004870][ T6229] ? setup_bdev_super+0x4c1/0x5b0
[ 140.004899][ T6229] get_tree_bdev_flags+0x40e/0x4d0
[ 140.004926][ T6229] ? __pfx_gfs2_fill_super+0x10/0x10
[ 140.004959][ T6229] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 140.004983][ T6229] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 140.005017][ T6229] gfs2_get_tree+0x51/0x1e0
[ 140.005053][ T6229] vfs_get_tree+0x92/0x2b0
[ 140.005082][ T6229] do_new_mount+0x302/0xa10
[ 140.005110][ T6229] ? apparmor_capable+0x137/0x1b0
[ 140.005144][ T6229] ? __pfx_do_new_mount+0x10/0x10
[ 140.005174][ T6229] ? ns_capable+0x8a/0xf0
[ 140.005206][ T6229] ? kmem_cache_free+0x197/0x640
[ 140.005245][ T6229] __se_sys_mount+0x313/0x410
[ 140.005283][ T6229] ? __pfx___se_sys_mount+0x10/0x10
[ 140.005318][ T6229] ? do_syscall_64+0xbe/0xfa0
[ 140.005337][ T6229] ? __x64_sys_mount+0x20/0xc0
[ 140.005370][ T6229] do_syscall_64+0xfa/0xfa0
[ 140.005392][ T6229] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 140.005417][ T6229] ? clear_bhb_loop+0x60/0xb0
[ 140.005444][ T6229] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 140.005466][ T6229] RIP: 0033:0x7fd61cf90eea
[ 140.005485][ T6229] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 140.005504][ T6229] RSP: 002b:00007ffef1cb4378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 140.005526][ T6229] RAX: ffffffffffffffda RBX: 00007ffef1cb4400 RCX: 00007fd61cf90eea
[ 140.005541][ T6229] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffef1cb43c0
[ 140.005556][ T6229] RBP: 00002000000124c0 R08: 00007ffef1cb4400 R09: 0000000000000000
[ 140.005569][ T6229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 140.005583][ T6229] R13: 00007ffef1cb43c0 R14: 00000000000125c7 R15: 0000200000000180
[ 140.005618][ T6229]
[ 140.012670][ T6238] loop2: detected capacity change from 0 to 32768
[ 140.041487][ T6239] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 140.069327][ T6229] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 140.121123][ T6096] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 140.250552][ T6229] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/11/24 03:07:57 executed programs: 54
[ 140.404708][ T6240] loop1: detected capacity change from 0 to 32768
[ 140.549115][ T6096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 140.566466][ T6240] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 140.574332][ T6240] CPU: 1 UID: 0 PID: 6240 Comm: syz.1.59 Not tainted syzkaller #0 PREEMPT(full)
[ 140.574360][ T6240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 140.574373][ T6240] Call Trace:
[ 140.574381][ T6240]
[ 140.574447][ T6240] dump_stack_lvl+0x189/0x250
[ 140.574488][ T6240] ? __pfx_dump_stack_lvl+0x10/0x10
[ 140.574520][ T6240] ? __pfx__printk+0x10/0x10
[ 140.574551][ T6240] ? kernfs_path_from_node+0x250/0x290
[ 140.574576][ T6240] ? kernfs_path_from_node+0x2f/0x290
[ 140.574604][ T6240] sysfs_create_dir_ns+0x259/0x280
[ 140.574633][ T6240] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 140.574661][ T6240] ? do_raw_spin_unlock+0x122/0x240
[ 140.574691][ T6240] kobject_add_internal+0x59f/0xb70
[ 140.574727][ T6240] kobject_init_and_add+0x125/0x190
[ 140.574758][ T6240] ? __pfx_kobject_init_and_add+0x10/0x10
[ 140.574782][ T6240] ? __raw_spin_lock_init+0x45/0x100
[ 140.574807][ T6240] ? __init_swait_queue_head+0xa9/0x150
[ 140.574834][ T6240] gfs2_sys_fs_add+0x234/0x450
[ 140.574864][ T6240] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 140.574898][ T6240] ? is_dynamic_key+0xd6/0x1c0
[ 140.574926][ T6240] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 140.574963][ T6240] gfs2_fill_super+0x1388/0x21b0
[ 140.575014][ T6240] ? __pfx_gfs2_fill_super+0x10/0x10
[ 140.575052][ T6240] ? sb_set_blocksize+0x155/0x240
[ 140.575077][ T6240] ? setup_bdev_super+0x4c1/0x5b0
[ 140.575105][ T6240] get_tree_bdev_flags+0x40e/0x4d0
[ 140.575131][ T6240] ? __pfx_gfs2_fill_super+0x10/0x10
[ 140.575165][ T6240] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 140.575187][ T6240] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 140.575217][ T6240] gfs2_get_tree+0x51/0x1e0
[ 140.575254][ T6240] vfs_get_tree+0x92/0x2b0
[ 140.575281][ T6240] do_new_mount+0x302/0xa10
[ 140.575310][ T6240] ? apparmor_capable+0x137/0x1b0
[ 140.575344][ T6240] ? __pfx_do_new_mount+0x10/0x10
[ 140.575373][ T6240] ? ns_capable+0x8a/0xf0
[ 140.575415][ T6240] ? kmem_cache_free+0x197/0x640
[ 140.575454][ T6240] __se_sys_mount+0x313/0x410
[ 140.575492][ T6240] ? __pfx___se_sys_mount+0x10/0x10
[ 140.575527][ T6240] ? do_syscall_64+0xbe/0xfa0
[ 140.575546][ T6240] ? __x64_sys_mount+0x20/0xc0
[ 140.575579][ T6240] do_syscall_64+0xfa/0xfa0
[ 140.575600][ T6240] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 140.575621][ T6240] ? clear_bhb_loop+0x60/0xb0
[ 140.575648][ T6240] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 140.575669][ T6240] RIP: 0033:0x7f015ab90eea
[ 140.575689][ T6240] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 140.575709][ T6240] RSP: 002b:00007ffc5976b058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 140.575731][ T6240] RAX: ffffffffffffffda RBX: 00007ffc5976b0e0 RCX: 00007f015ab90eea
[ 140.575747][ T6240] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffc5976b0a0
[ 140.575762][ T6240] RBP: 00002000000124c0 R08: 00007ffc5976b0e0 R09: 0000000000000000
[ 140.575776][ T6240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 140.575789][ T6240] R13: 00007ffc5976b0a0 R14: 00000000000125c7 R15: 0000200000000180
[ 140.575824][ T6240]
[ 140.576035][ T6238] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 140.701986][ T6240] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 140.768875][ T6238] CPU: 1 UID: 0 PID: 6238 Comm: syz.2.58 Not tainted syzkaller #0 PREEMPT(full)
[ 140.768908][ T6238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 140.768924][ T6238] Call Trace:
[ 140.768933][ T6238]
[ 140.768944][ T6238] dump_stack_lvl+0x189/0x250
[ 140.768997][ T6238] ? __pfx_dump_stack_lvl+0x10/0x10
[ 140.769037][ T6238] ? __pfx__printk+0x10/0x10
[ 140.769073][ T6238] ? kernfs_path_from_node+0x250/0x290
[ 140.769104][ T6238] ? kernfs_path_from_node+0x2f/0x290
[ 140.769139][ T6238] sysfs_create_dir_ns+0x259/0x280
[ 140.769173][ T6238] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 140.769204][ T6238] ? do_raw_spin_unlock+0x122/0x240
[ 140.769238][ T6238] kobject_add_internal+0x59f/0xb70
[ 140.769278][ T6238] kobject_init_and_add+0x125/0x190
[ 140.769313][ T6238] ? __pfx_kobject_init_and_add+0x10/0x10
[ 140.769341][ T6238] ? __raw_spin_lock_init+0x45/0x100
[ 140.769370][ T6238] ? __init_swait_queue_head+0xa9/0x150
[ 140.769410][ T6238] gfs2_sys_fs_add+0x234/0x450
[ 140.769446][ T6238] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 140.769484][ T6238] ? is_dynamic_key+0xd6/0x1c0
[ 140.769517][ T6238] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 140.769558][ T6238] gfs2_fill_super+0x1388/0x21b0
[ 140.769616][ T6238] ? __pfx_gfs2_fill_super+0x10/0x10
[ 140.769659][ T6238] ? sb_set_blocksize+0x155/0x240
[ 140.769690][ T6238] ? setup_bdev_super+0x4c1/0x5b0
[ 140.769723][ T6238] get_tree_bdev_flags+0x40e/0x4d0
[ 140.769751][ T6238] ? __pfx_gfs2_fill_super+0x10/0x10
[ 140.769789][ T6238] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 140.769815][ T6238] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 140.769853][ T6238] gfs2_get_tree+0x51/0x1e0
[ 140.769896][ T6238] vfs_get_tree+0x92/0x2b0
[ 140.769927][ T6238] do_new_mount+0x302/0xa10
[ 140.769959][ T6238] ? apparmor_capable+0x137/0x1b0
[ 140.769997][ T6238] ? __pfx_do_new_mount+0x10/0x10
[ 140.770032][ T6238] ? ns_capable+0x8a/0xf0
[ 140.770066][ T6238] ? kmem_cache_free+0x197/0x640
[ 140.770109][ T6238] __se_sys_mount+0x313/0x410
[ 140.770150][ T6238] ? __pfx___se_sys_mount+0x10/0x10
[ 140.770191][ T6238] ? do_syscall_64+0xbe/0xfa0
[ 140.770212][ T6238] ? __x64_sys_mount+0x20/0xc0
[ 140.770250][ T6238] do_syscall_64+0xfa/0xfa0
[ 140.770275][ T6238] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 140.770298][ T6238] ? clear_bhb_loop+0x60/0xb0
[ 140.770329][ T6238] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 140.770352][ T6238] RIP: 0033:0x7f9ca3d90eea
[ 140.770376][ T6238] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 140.770404][ T6238] RSP: 002b:00007fff7a4b99c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 140.770431][ T6238] RAX: ffffffffffffffda RBX: 00007fff7a4b9a50 RCX: 00007f9ca3d90eea
[ 140.770449][ T6238] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff7a4b9a10
[ 140.770467][ T6238] RBP: 00002000000124c0 R08: 00007fff7a4b9a50 R09: 0000000000000000
[ 140.770484][ T6238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 140.770500][ T6238] R13: 00007fff7a4b9a10 R14: 00000000000125c7 R15: 0000200000000180
[ 140.770542][ T6238]
[ 140.773684][ T6238] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 140.869087][ T6240] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 141.024017][ T6096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 474ms
[ 141.028244][ T6238] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 141.082449][ T6096] gfs2: fsid=syz:syz.0: jid=0: Done
[ 141.679228][ T6239] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 141.733325][ T6239] gfs2: fsid=syz:syz.0: can't create logd thread: -4
[ 142.018149][ T6245] loop4: detected capacity change from 0 to 32768
[ 142.088638][ T6245] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 142.138113][ T6245] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 142.194750][ T6245] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 142.230152][ T6096] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 142.236981][ T6096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 142.286841][ T6247] loop0: detected capacity change from 0 to 32768
[ 142.325014][ T6096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 88ms
[ 142.332954][ T6096] gfs2: fsid=syz:syz.0: jid=0: Done
[ 142.338441][ T6245] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 142.350734][ T6247] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 142.358267][ T6247] CPU: 1 UID: 0 PID: 6247 Comm: syz.0.61 Not tainted syzkaller #0 PREEMPT(full)
[ 142.358297][ T6247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 142.358311][ T6247] Call Trace:
[ 142.358320][ T6247]
[ 142.358329][ T6247] dump_stack_lvl+0x189/0x250
[ 142.358372][ T6247] ? __pfx_dump_stack_lvl+0x10/0x10
[ 142.358405][ T6247] ? __pfx__printk+0x10/0x10
[ 142.358438][ T6247] ? kernfs_path_from_node+0x250/0x290
[ 142.358464][ T6247] ? kernfs_path_from_node+0x2f/0x290
[ 142.358495][ T6247] sysfs_create_dir_ns+0x259/0x280
[ 142.358533][ T6247] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 142.358567][ T6247] ? do_raw_spin_unlock+0x122/0x240
[ 142.358597][ T6247] kobject_add_internal+0x59f/0xb70
[ 142.358634][ T6247] kobject_init_and_add+0x125/0x190
[ 142.358665][ T6247] ? __pfx_kobject_init_and_add+0x10/0x10
[ 142.358691][ T6247] ? __raw_spin_lock_init+0x45/0x100
[ 142.358717][ T6247] ? __init_swait_queue_head+0xa9/0x150
[ 142.358745][ T6247] gfs2_sys_fs_add+0x234/0x450
[ 142.358775][ T6247] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 142.358809][ T6247] ? is_dynamic_key+0xd6/0x1c0
[ 142.358838][ T6247] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 142.358877][ T6247] gfs2_fill_super+0x1388/0x21b0
[ 142.358929][ T6247] ? __pfx_gfs2_fill_super+0x10/0x10
[ 142.358967][ T6247] ? sb_set_blocksize+0x155/0x240
[ 142.358992][ T6247] ? setup_bdev_super+0x4c1/0x5b0
[ 142.359019][ T6247] get_tree_bdev_flags+0x40e/0x4d0
[ 142.359044][ T6247] ? __pfx_gfs2_fill_super+0x10/0x10
[ 142.359076][ T6247] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 142.359098][ T6247] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 142.359132][ T6247] gfs2_get_tree+0x51/0x1e0
[ 142.359168][ T6247] vfs_get_tree+0x92/0x2b0
[ 142.359195][ T6247] do_new_mount+0x302/0xa10
[ 142.359223][ T6247] ? apparmor_capable+0x137/0x1b0
[ 142.359257][ T6247] ? __pfx_do_new_mount+0x10/0x10
[ 142.359287][ T6247] ? ns_capable+0x8a/0xf0
[ 142.359320][ T6247] ? kmem_cache_free+0x197/0x640
[ 142.359358][ T6247] __se_sys_mount+0x313/0x410
[ 142.359396][ T6247] ? __pfx___se_sys_mount+0x10/0x10
[ 142.359431][ T6247] ? do_syscall_64+0xbe/0xfa0
[ 142.359450][ T6247] ? __x64_sys_mount+0x20/0xc0
[ 142.359483][ T6247] do_syscall_64+0xfa/0xfa0
[ 142.359519][ T6247] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 142.359540][ T6247] ? clear_bhb_loop+0x60/0xb0
[ 142.359565][ T6247] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 142.359586][ T6247] RIP: 0033:0x7fd61cf90eea
[ 142.359606][ T6247] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 142.359624][ T6247] RSP: 002b:00007ffef1cb4378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 142.359646][ T6247] RAX: ffffffffffffffda RBX: 00007ffef1cb4400 RCX: 00007fd61cf90eea
[ 142.359663][ T6247] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffef1cb43c0
[ 142.359678][ T6247] RBP: 00002000000124c0 R08: 00007ffef1cb4400 R09: 0000000000000000
[ 142.359692][ T6247] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 142.359706][ T6247] R13: 00007ffef1cb43c0 R14: 00000000000125c7 R15: 0000200000000180
[ 142.359741][ T6247]
[ 142.719151][ T6247] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 142.742926][ T6247] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 142.928878][ T6245] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 143.057016][ T6257] loop3: detected capacity change from 0 to 32768
[ 143.106741][ T5966] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402
[ 143.133336][ T6252] loop1: detected capacity change from 0 to 32768
[ 143.180023][ T6252] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 143.187560][ T6252] CPU: 0 UID: 0 PID: 6252 Comm: syz.1.62 Not tainted syzkaller #0 PREEMPT(full)
[ 143.187588][ T6252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 143.187602][ T6252] Call Trace:
[ 143.187611][ T6252]
[ 143.187620][ T6252] dump_stack_lvl+0x189/0x250
[ 143.187661][ T6252] ? __pfx_dump_stack_lvl+0x10/0x10
[ 143.187695][ T6252] ? __pfx__printk+0x10/0x10
[ 143.187728][ T6252] ? kernfs_path_from_node+0x250/0x290
[ 143.187760][ T6252] ? kernfs_path_from_node+0x2f/0x290
[ 143.187791][ T6252] sysfs_create_dir_ns+0x259/0x280
[ 143.187822][ T6252] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 143.187850][ T6252] ? do_raw_spin_unlock+0x122/0x240
[ 143.187880][ T6252] kobject_add_internal+0x59f/0xb70
[ 143.187915][ T6252] kobject_init_and_add+0x125/0x190
[ 143.187947][ T6252] ? __pfx_kobject_init_and_add+0x10/0x10
[ 143.187973][ T6252] ? __raw_spin_lock_init+0x45/0x100
[ 143.187998][ T6252] ? __init_swait_queue_head+0xa9/0x150
[ 143.188025][ T6252] gfs2_sys_fs_add+0x234/0x450
[ 143.188057][ T6252] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 143.188092][ T6252] ? is_dynamic_key+0xd6/0x1c0
[ 143.188119][ T6252] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 143.188158][ T6252] gfs2_fill_super+0x1388/0x21b0
[ 143.188211][ T6252] ? __pfx_gfs2_fill_super+0x10/0x10
[ 143.188250][ T6252] ? sb_set_blocksize+0x155/0x240
[ 143.188278][ T6252] ? setup_bdev_super+0x4c1/0x5b0
[ 143.188308][ T6252] get_tree_bdev_flags+0x40e/0x4d0
[ 143.188333][ T6252] ? __pfx_gfs2_fill_super+0x10/0x10
[ 143.188368][ T6252] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 143.188392][ T6252] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 143.188426][ T6252] gfs2_get_tree+0x51/0x1e0
[ 143.188462][ T6252] vfs_get_tree+0x92/0x2b0
[ 143.188498][ T6252] do_new_mount+0x302/0xa10
[ 143.188527][ T6252] ? apparmor_capable+0x137/0x1b0
[ 143.188562][ T6252] ? __pfx_do_new_mount+0x10/0x10
[ 143.188593][ T6252] ? ns_capable+0x8a/0xf0
[ 143.188625][ T6252] ? kmem_cache_free+0x197/0x640
[ 143.188664][ T6252] __se_sys_mount+0x313/0x410
[ 143.188702][ T6252] ? __pfx___se_sys_mount+0x10/0x10
[ 143.188739][ T6252] ? do_syscall_64+0xbe/0xfa0
[ 143.188758][ T6252] ? __x64_sys_mount+0x20/0xc0
[ 143.188791][ T6252] do_syscall_64+0xfa/0xfa0
[ 143.188814][ T6252] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 143.188835][ T6252] ? clear_bhb_loop+0x60/0xb0
[ 143.188861][ T6252] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 143.188882][ T6252] RIP: 0033:0x7f015ab90eea
[ 143.188901][ T6252] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 143.188920][ T6252] RSP: 002b:00007ffc5976b058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 143.188943][ T6252] RAX: ffffffffffffffda RBX: 00007ffc5976b0e0 RCX: 00007f015ab90eea
[ 143.188964][ T6252] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffc5976b0a0
[ 143.188977][ T6252] RBP: 00002000000124c0 R08: 00007ffc5976b0e0 R09: 0000000000000000
[ 143.188990][ T6252] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 143.189002][ T6252] R13: 00007ffc5976b0a0 R14: 00000000000125c7 R15: 0000200000000180
[ 143.189037][ T6252]
[ 143.507857][ T5966] 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
[ 143.518566][ T5966] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:5966 [syz-executor] gfs2_quota_sync+0x359/0x460
[ 143.528737][ T5966] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 143.537032][ T5966] CPU: 1 UID: 0 PID: 5966 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 143.537061][ T5966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 143.537075][ T5966] Call Trace:
[ 143.537084][ T5966]
[ 143.537093][ T5966] dump_stack_lvl+0x189/0x250
[ 143.537134][ T5966] ? __pfx_dump_stack_lvl+0x10/0x10
[ 143.537165][ T5966] ? queue_delayed_work_on+0x11a/0x280
[ 143.537193][ T5966] ? lockdep_hardirqs_on+0x9c/0x150
[ 143.537214][ T5966] ? preempt_schedule+0xae/0xc0
[ 143.537254][ T5966] gfs2_withdraw+0xc3/0x1b0
[ 143.537289][ T5966] inode_go_instantiate+0xdd0/0x1210
[ 143.537334][ T5966] ? __pfx_inode_go_instantiate+0x10/0x10
[ 143.537371][ T5966] ? gfs2_glock_nq+0xedd/0x15f0
[ 143.537408][ T5966] gfs2_instantiate+0x168/0x220
[ 143.537447][ T5966] gfs2_glock_wait+0x1d4/0x2a0
[ 143.537472][ T5966] do_sync+0x46f/0xc60
[ 143.537498][ T5966] ? _raw_spin_unlock+0x28/0x50
[ 143.537528][ T5966] ? gfs2_quota_sync+0x359/0x460
[ 143.537566][ T5966] ? __pfx_do_sync+0x10/0x10
[ 143.537603][ T5966] ? gfs2_quota_sync+0x359/0x460
[ 143.537636][ T5966] ? do_raw_spin_unlock+0x122/0x240
[ 143.537665][ T5966] gfs2_quota_sync+0x359/0x460
[ 143.537705][ T5966] gfs2_sync_fs+0x4c/0xb0
[ 143.537731][ T5966] sync_filesystem+0xee/0x230
[ 143.537755][ T5966] generic_shutdown_super+0x6f/0x2c0
[ 143.537782][ T5966] kill_block_super+0x44/0x90
[ 143.537808][ T5966] deactivate_locked_super+0xbc/0x130
[ 143.537832][ T5966] cleanup_mnt+0x425/0x4c0
[ 143.537854][ T5966] ? lockdep_hardirqs_on+0x9c/0x150
[ 143.537878][ T5966] task_work_run+0x1d4/0x260
[ 143.537905][ T5966] ? __pfx_task_work_run+0x10/0x10
[ 143.537933][ T5966] ? exit_to_user_mode_loop+0x55/0x4f0
[ 143.537968][ T5966] exit_to_user_mode_loop+0xff/0x4f0
[ 143.537996][ T5966] ? rcu_is_watching+0x15/0xb0
[ 143.538021][ T5966] do_syscall_64+0x2e9/0xfa0
[ 143.538043][ T5966] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 143.538065][ T5966] ? clear_bhb_loop+0x60/0xb0
[ 143.538090][ T5966] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 143.538112][ T5966] RIP: 0033:0x7f8a6d590a77
[ 143.538131][ T5966] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 143.538150][ T5966] RSP: 002b:00007ffdb4843228 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 143.538174][ T5966] RAX: 0000000000000000 RBX: 00007f8a6d613d7d RCX: 00007f8a6d590a77
[ 143.538188][ T5966] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb48432e0
[ 143.538201][ T5966] RBP: 00007ffdb48432e0 R08: 0000000000000000 R09: 0000000000000000
[ 143.538214][ T5966] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdb4844370
[ 143.538228][ T5966] R13: 00007f8a6d613d7d R14: 00000000000222a9 R15: 00007ffdb48443b0
[ 143.538264][ T5966]
[ 143.538273][ T5966] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 143.869569][ T6252] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 143.949897][ T6252] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 143.999373][ T6257] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 144.009636][ T6257] CPU: 0 UID: 0 PID: 6257 Comm: syz.3.64 Not tainted syzkaller #0 PREEMPT(full)
[ 144.009666][ T6257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 144.009680][ T6257] Call Trace:
[ 144.009688][ T6257]
[ 144.009698][ T6257] dump_stack_lvl+0x189/0x250
[ 144.009739][ T6257] ? __pfx_dump_stack_lvl+0x10/0x10
[ 144.009772][ T6257] ? __pfx__printk+0x10/0x10
[ 144.009804][ T6257] ? kernfs_path_from_node+0x250/0x290
[ 144.009830][ T6257] ? kernfs_path_from_node+0x2f/0x290
[ 144.009861][ T6257] sysfs_create_dir_ns+0x259/0x280
[ 144.009891][ T6257] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 144.009919][ T6257] ? do_raw_spin_unlock+0x122/0x240
[ 144.009948][ T6257] kobject_add_internal+0x59f/0xb70
[ 144.009983][ T6257] kobject_init_and_add+0x125/0x190
[ 144.010014][ T6257] ? __pfx_kobject_init_and_add+0x10/0x10
[ 144.010041][ T6257] ? __raw_spin_lock_init+0x45/0x100
[ 144.010067][ T6257] ? __init_swait_queue_head+0xa9/0x150
[ 144.010095][ T6257] gfs2_sys_fs_add+0x234/0x450
[ 144.010126][ T6257] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 144.010161][ T6257] ? is_dynamic_key+0xd6/0x1c0
[ 144.010189][ T6257] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 144.010228][ T6257] gfs2_fill_super+0x1388/0x21b0
[ 144.010279][ T6257] ? __pfx_gfs2_fill_super+0x10/0x10
[ 144.010318][ T6257] ? sb_set_blocksize+0x155/0x240
[ 144.010346][ T6257] ? setup_bdev_super+0x4c1/0x5b0
[ 144.010382][ T6257] get_tree_bdev_flags+0x40e/0x4d0
[ 144.010409][ T6257] ? __pfx_gfs2_fill_super+0x10/0x10
[ 144.010442][ T6257] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 144.010465][ T6257] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 144.010499][ T6257] gfs2_get_tree+0x51/0x1e0
[ 144.010537][ T6257] vfs_get_tree+0x92/0x2b0
[ 144.010565][ T6257] do_new_mount+0x302/0xa10
[ 144.010593][ T6257] ? apparmor_capable+0x137/0x1b0
[ 144.010628][ T6257] ? __pfx_do_new_mount+0x10/0x10
[ 144.010658][ T6257] ? ns_capable+0x8a/0xf0
[ 144.010690][ T6257] ? kmem_cache_free+0x197/0x640
[ 144.010729][ T6257] __se_sys_mount+0x313/0x410
[ 144.010767][ T6257] ? __pfx___se_sys_mount+0x10/0x10
[ 144.010802][ T6257] ? do_syscall_64+0xbe/0xfa0
[ 144.010821][ T6257] ? __x64_sys_mount+0x20/0xc0
[ 144.010855][ T6257] do_syscall_64+0xfa/0xfa0
[ 144.010877][ T6257] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 144.010899][ T6257] ? clear_bhb_loop+0x60/0xb0
[ 144.010926][ T6257] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 144.010947][ T6257] RIP: 0033:0x7fe7caf90eea
[ 144.010967][ T6257] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 144.010986][ T6257] RSP: 002b:00007ffcfc4fd9d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 144.011009][ T6257] RAX: ffffffffffffffda RBX: 00007ffcfc4fda60 RCX: 00007fe7caf90eea
[ 144.011025][ T6257] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffcfc4fda20
[ 144.011039][ T6257] RBP: 00002000000124c0 R08: 00007ffcfc4fda60 R09: 0000000000000000
[ 144.011054][ T6257] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 144.011068][ T6257] R13: 00007ffcfc4fda20 R14: 00000000000125c7 R15: 0000200000000180
[ 144.011103][ T6257]
[ 144.011131][ T6257] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 144.115166][ T6262] loop0: detected capacity change from 0 to 32768
[ 144.361883][ T6257] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 144.446582][ T6253] loop2: detected capacity change from 0 to 32768
[ 144.501132][ T6262] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 144.529095][ T6262] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 144.599137][ T6262] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 144.661864][ T5947] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 144.668708][ T5947] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 145.024284][ T5947] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 355ms
[ 145.053400][ T5947] gfs2: fsid=syz:syz.0: jid=0: Done
[ 145.073475][ T6262] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 145.292823][ T6262] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 145.322831][ T6262] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402
[ 145.348517][ T6262] 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
[ 145.370738][ T6262] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:6262 [syz.0.65] gfs2_quota_sync+0x359/0x460
[ 145.399597][ T6262] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 145.419091][ T6262] CPU: 0 UID: 0 PID: 6262 Comm: syz.0.65 Not tainted syzkaller #0 PREEMPT(full)
[ 145.419123][ T6262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 145.419138][ T6262] Call Trace:
[ 145.419146][ T6262]
[ 145.419155][ T6262] dump_stack_lvl+0x189/0x250
[ 145.419197][ T6262] ? __pfx_dump_stack_lvl+0x10/0x10
[ 145.419232][ T6262] ? queue_delayed_work_on+0x11a/0x280
[ 145.419264][ T6262] ? lockdep_hardirqs_on+0x9c/0x150
[ 145.419294][ T6262] ? preempt_schedule+0xae/0xc0
[ 145.419336][ T6262] gfs2_withdraw+0xc3/0x1b0
[ 145.419372][ T6262] inode_go_instantiate+0xdd0/0x1210
[ 145.419416][ T6262] ? __pfx_inode_go_instantiate+0x10/0x10
[ 145.419452][ T6262] ? gfs2_glock_nq+0xedd/0x15f0
[ 145.419481][ T6262] gfs2_instantiate+0x168/0x220
[ 145.419519][ T6262] gfs2_glock_wait+0x1d4/0x2a0
[ 145.419549][ T6262] do_sync+0x46f/0xc60
[ 145.419575][ T6262] ? _raw_spin_unlock+0x28/0x50
[ 145.419604][ T6262] ? gfs2_quota_sync+0x359/0x460
[ 145.419642][ T6262] ? __pfx_do_sync+0x10/0x10
[ 145.419680][ T6262] ? gfs2_quota_sync+0x359/0x460
[ 145.419711][ T6262] ? do_raw_spin_unlock+0x122/0x240
[ 145.419740][ T6262] gfs2_quota_sync+0x359/0x460
[ 145.419779][ T6262] gfs2_sync_fs+0x4c/0xb0
[ 145.419806][ T6262] sync_filesystem+0xee/0x230
[ 145.419831][ T6262] gfs2_reconfigure+0xbb/0xb20
[ 145.419865][ T6262] ? _raw_spin_unlock+0x28/0x50
[ 145.419894][ T6262] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 145.419929][ T6262] reconfigure_super+0x227/0x890
[ 145.419963][ T6262] path_mount+0xd29/0xff0
[ 145.419991][ T6262] ? kmem_cache_free+0x197/0x640
[ 145.420030][ T6262] __se_sys_mount+0x313/0x410
[ 145.420069][ T6262] ? __pfx___se_sys_mount+0x10/0x10
[ 145.420105][ T6262] ? do_syscall_64+0xbe/0xfa0
[ 145.420123][ T6262] ? __x64_sys_mount+0x20/0xc0
[ 145.420157][ T6262] do_syscall_64+0xfa/0xfa0
[ 145.420178][ T6262] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 145.420199][ T6262] ? clear_bhb_loop+0x60/0xb0
[ 145.420226][ T6262] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 145.420246][ T6262] RIP: 0033:0x7fd61cf90eea
[ 145.420272][ T6262] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 145.420291][ T6262] RSP: 002b:00007ffef1cb4378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 145.420314][ T6262] RAX: ffffffffffffffda RBX: 00007ffef1cb4400 RCX: 00007fd61cf90eea
[ 145.420330][ T6262] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 145.420344][ T6262] RBP: 00002000000003c0 R08: 00007ffef1cb4400 R09: 000000000126a4b5
[ 145.420359][ T6262] R10: 000000000126a4b5 R11: 0000000000000246 R12: 0000200000000340
[ 145.420372][ T6262] R13: 00007ffef1cb43c0 R14: 0000000000000000 R15: 0000200000004140
[ 145.420409][ T6262]
[ 145.420550][ T6262] gfs2: fsid=syz:syz.0: about to withdraw this file system
2025/11/24 03:08:03 executed programs: 63
[ 145.756810][ T5833] gfs2: fsid=syz:syz.0: file system withdrawn
[ 146.114313][ T6270] loop3: detected capacity change from 0 to 32768
[ 146.172967][ T6270] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 146.199900][ T6270] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 146.249889][ T6270] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 146.280103][ T5833] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 146.286948][ T5833] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 146.320034][ T6267] loop1: detected capacity change from 0 to 32768
[ 146.376201][ T6267] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 146.389140][ T6267] CPU: 0 UID: 0 PID: 6267 Comm: syz.1.67 Not tainted syzkaller #0 PREEMPT(full)
[ 146.389178][ T6267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 146.389192][ T6267] Call Trace:
[ 146.389201][ T6267]
[ 146.389210][ T6267] dump_stack_lvl+0x189/0x250
[ 146.389250][ T6267] ? __pfx_dump_stack_lvl+0x10/0x10
[ 146.389284][ T6267] ? __pfx__printk+0x10/0x10
[ 146.389317][ T6267] ? kernfs_path_from_node+0x250/0x290
[ 146.389342][ T6267] ? kernfs_path_from_node+0x2f/0x290
[ 146.389373][ T6267] sysfs_create_dir_ns+0x259/0x280
[ 146.389403][ T6267] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 146.389431][ T6267] ? do_raw_spin_unlock+0x122/0x240
[ 146.389459][ T6267] kobject_add_internal+0x59f/0xb70
[ 146.389493][ T6267] kobject_init_and_add+0x125/0x190
[ 146.389523][ T6267] ? __pfx_kobject_init_and_add+0x10/0x10
[ 146.389549][ T6267] ? __raw_spin_lock_init+0x45/0x100
[ 146.389574][ T6267] ? __init_swait_queue_head+0xa9/0x150
[ 146.389599][ T6267] gfs2_sys_fs_add+0x234/0x450
[ 146.389629][ T6267] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 146.389664][ T6267] ? is_dynamic_key+0xd6/0x1c0
[ 146.389690][ T6267] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 146.389726][ T6267] gfs2_fill_super+0x1388/0x21b0
[ 146.389777][ T6267] ? __pfx_gfs2_fill_super+0x10/0x10
[ 146.389817][ T6267] ? sb_set_blocksize+0x155/0x240
[ 146.389843][ T6267] ? setup_bdev_super+0x4c1/0x5b0
[ 146.389872][ T6267] get_tree_bdev_flags+0x40e/0x4d0
[ 146.389897][ T6267] ? __pfx_gfs2_fill_super+0x10/0x10
[ 146.389931][ T6267] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 146.389954][ T6267] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 146.389986][ T6267] gfs2_get_tree+0x51/0x1e0
[ 146.390021][ T6267] vfs_get_tree+0x92/0x2b0
[ 146.390047][ T6267] do_new_mount+0x302/0xa10
[ 146.390074][ T6267] ? apparmor_capable+0x137/0x1b0
[ 146.390108][ T6267] ? __pfx_do_new_mount+0x10/0x10
[ 146.390137][ T6267] ? ns_capable+0x8a/0xf0
[ 146.390179][ T6267] ? kmem_cache_free+0x197/0x640
[ 146.390235][ T6267] __se_sys_mount+0x313/0x410
[ 146.390273][ T6267] ? __pfx___se_sys_mount+0x10/0x10
[ 146.390310][ T6267] ? do_syscall_64+0xbe/0xfa0
[ 146.390328][ T6267] ? __x64_sys_mount+0x20/0xc0
[ 146.390361][ T6267] do_syscall_64+0xfa/0xfa0
[ 146.390383][ T6267] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 146.390404][ T6267] ? clear_bhb_loop+0x60/0xb0
[ 146.390430][ T6267] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 146.390451][ T6267] RIP: 0033:0x7f015ab90eea
[ 146.390471][ T6267] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 146.390491][ T6267] RSP: 002b:00007ffc5976b058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 146.390514][ T6267] RAX: ffffffffffffffda RBX: 00007ffc5976b0e0 RCX: 00007f015ab90eea
[ 146.390529][ T6267] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffc5976b0a0
[ 146.390544][ T6267] RBP: 00002000000124c0 R08: 00007ffc5976b0e0 R09: 0000000000000000
[ 146.390559][ T6267] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 146.390572][ T6267] R13: 00007ffc5976b0a0 R14: 00000000000125c7 R15: 0000200000000180
[ 146.390608][ T6267]
[ 146.390637][ T6267] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 146.706007][ T6275] loop2: detected capacity change from 0 to 32768
[ 146.719197][ T6267] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 146.740829][ T5833] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 453ms
[ 146.751710][ T5833] gfs2: fsid=syz:syz.0: jid=0: Done
[ 146.756994][ T6270] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 146.829817][ T6275] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 146.846504][ T6272] loop4: detected capacity change from 0 to 32768
[ 146.889573][ T6275] CPU: 1 UID: 0 PID: 6275 Comm: syz.2.69 Not tainted syzkaller #0 PREEMPT(full)
[ 146.889601][ T6275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 146.889614][ T6275] Call Trace:
[ 146.889623][ T6275]
[ 146.889632][ T6275] dump_stack_lvl+0x189/0x250
[ 146.889673][ T6275] ? __pfx_dump_stack_lvl+0x10/0x10
[ 146.889707][ T6275] ? __pfx__printk+0x10/0x10
[ 146.889739][ T6275] ? kernfs_path_from_node+0x250/0x290
[ 146.889765][ T6275] ? kernfs_path_from_node+0x2f/0x290
[ 146.889795][ T6275] sysfs_create_dir_ns+0x259/0x280
[ 146.889824][ T6275] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 146.889862][ T6275] ? do_raw_spin_unlock+0x122/0x240
[ 146.889892][ T6275] kobject_add_internal+0x59f/0xb70
[ 146.889927][ T6275] kobject_init_and_add+0x125/0x190
[ 146.889957][ T6275] ? __pfx_kobject_init_and_add+0x10/0x10
[ 146.889984][ T6275] ? __raw_spin_lock_init+0x45/0x100
[ 146.890009][ T6275] ? __init_swait_queue_head+0xa9/0x150
[ 146.890036][ T6275] gfs2_sys_fs_add+0x234/0x450
[ 146.890066][ T6275] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 146.890100][ T6275] ? is_dynamic_key+0xd6/0x1c0
[ 146.890128][ T6275] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 146.890165][ T6275] gfs2_fill_super+0x1388/0x21b0
[ 146.890216][ T6275] ? __pfx_gfs2_fill_super+0x10/0x10
[ 146.890254][ T6275] ? sb_set_blocksize+0x155/0x240
[ 146.890282][ T6275] ? setup_bdev_super+0x4c1/0x5b0
[ 146.890311][ T6275] get_tree_bdev_flags+0x40e/0x4d0
[ 146.890337][ T6275] ? __pfx_gfs2_fill_super+0x10/0x10
[ 146.890371][ T6275] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 146.890394][ T6275] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 146.890428][ T6275] gfs2_get_tree+0x51/0x1e0
[ 146.890465][ T6275] vfs_get_tree+0x92/0x2b0
[ 146.890494][ T6275] do_new_mount+0x302/0xa10
[ 146.890522][ T6275] ? apparmor_capable+0x137/0x1b0
[ 146.890556][ T6275] ? __pfx_do_new_mount+0x10/0x10
[ 146.890584][ T6275] ? ns_capable+0x8a/0xf0
[ 146.890617][ T6275] ? kmem_cache_free+0x197/0x640
[ 146.890655][ T6275] __se_sys_mount+0x313/0x410
[ 146.890692][ T6275] ? __pfx___se_sys_mount+0x10/0x10
[ 146.890727][ T6275] ? do_syscall_64+0xbe/0xfa0
[ 146.890746][ T6275] ? __x64_sys_mount+0x20/0xc0
[ 146.890779][ T6275] do_syscall_64+0xfa/0xfa0
[ 146.890801][ T6275] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 146.890822][ T6275] ? clear_bhb_loop+0x60/0xb0
[ 146.890848][ T6275] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 146.890876][ T6275] RIP: 0033:0x7f9ca3d90eea
[ 146.890896][ T6275] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 146.890915][ T6275] RSP: 002b:00007fff7a4b99c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 146.890938][ T6275] RAX: ffffffffffffffda RBX: 00007fff7a4b9a50 RCX: 00007f9ca3d90eea
[ 146.890953][ T6275] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff7a4b9a10
[ 146.890968][ T6275] RBP: 00002000000124c0 R08: 00007fff7a4b9a50 R09: 0000000000000000
[ 146.890983][ T6275] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 146.890996][ T6275] R13: 00007fff7a4b9a10 R14: 00000000000125c7 R15: 0000200000000180
[ 146.891032][ T6275]
[ 146.891058][ T6275] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 147.250235][ T6272] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 147.269770][ T6275] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 147.313002][ T6272] CPU: 0 UID: 0 PID: 6272 Comm: syz.4.66 Not tainted syzkaller #0 PREEMPT(full)
[ 147.313035][ T6272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 147.313049][ T6272] Call Trace:
[ 147.313057][ T6272]
[ 147.313067][ T6272] dump_stack_lvl+0x189/0x250
[ 147.313116][ T6272] ? __pfx_dump_stack_lvl+0x10/0x10
[ 147.313149][ T6272] ? __pfx__printk+0x10/0x10
[ 147.313181][ T6272] ? kernfs_path_from_node+0x250/0x290
[ 147.313206][ T6272] ? kernfs_path_from_node+0x2f/0x290
[ 147.313237][ T6272] sysfs_create_dir_ns+0x259/0x280
[ 147.313266][ T6272] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 147.313294][ T6272] ? do_raw_spin_unlock+0x122/0x240
[ 147.313324][ T6272] kobject_add_internal+0x59f/0xb70
[ 147.313360][ T6272] kobject_init_and_add+0x125/0x190
[ 147.313388][ T6272] ? __pfx_kobject_init_and_add+0x10/0x10
[ 147.313411][ T6272] ? __raw_spin_lock_init+0x45/0x100
[ 147.313437][ T6272] ? __init_swait_queue_head+0xa9/0x150
[ 147.313462][ T6272] gfs2_sys_fs_add+0x234/0x450
[ 147.313490][ T6272] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 147.313522][ T6272] ? is_dynamic_key+0xd6/0x1c0
[ 147.313548][ T6272] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 147.313585][ T6272] gfs2_fill_super+0x1388/0x21b0
[ 147.313635][ T6272] ? __pfx_gfs2_fill_super+0x10/0x10
[ 147.313673][ T6272] ? sb_set_blocksize+0x155/0x240
[ 147.313699][ T6272] ? setup_bdev_super+0x4c1/0x5b0
[ 147.313728][ T6272] get_tree_bdev_flags+0x40e/0x4d0
[ 147.313755][ T6272] ? __pfx_gfs2_fill_super+0x10/0x10
[ 147.313789][ T6272] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 147.313813][ T6272] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 147.313846][ T6272] gfs2_get_tree+0x51/0x1e0
[ 147.313884][ T6272] vfs_get_tree+0x92/0x2b0
[ 147.313912][ T6272] do_new_mount+0x302/0xa10
[ 147.313940][ T6272] ? apparmor_capable+0x137/0x1b0
[ 147.313973][ T6272] ? __pfx_do_new_mount+0x10/0x10
[ 147.314002][ T6272] ? ns_capable+0x8a/0xf0
[ 147.314035][ T6272] ? kmem_cache_free+0x197/0x640
[ 147.314080][ T6272] __se_sys_mount+0x313/0x410
[ 147.314118][ T6272] ? __pfx___se_sys_mount+0x10/0x10
[ 147.314154][ T6272] ? do_syscall_64+0xbe/0xfa0
[ 147.314172][ T6272] ? __x64_sys_mount+0x20/0xc0
[ 147.314205][ T6272] do_syscall_64+0xfa/0xfa0
[ 147.314226][ T6272] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 147.314248][ T6272] ? clear_bhb_loop+0x60/0xb0
[ 147.314274][ T6272] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 147.314296][ T6272] RIP: 0033:0x7f8a6d590eea
[ 147.314315][ T6272] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 147.314334][ T6272] RSP: 002b:00007ffdb4843e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 147.314357][ T6272] RAX: ffffffffffffffda RBX: 00007ffdb4843f00 RCX: 00007f8a6d590eea
[ 147.314372][ T6272] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffdb4843ec0
[ 147.314386][ T6272] RBP: 00002000000124c0 R08: 00007ffdb4843f00 R09: 0000000000000000
[ 147.314401][ T6272] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 147.314414][ T6272] R13: 00007ffdb4843ec0 R14: 00000000000125c7 R15: 0000200000000180
[ 147.314451][ T6272]
[ 147.314478][ T6272] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 147.534243][ T6270] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 147.609146][ T6272] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 147.919837][ T5959] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402
[ 147.959355][ T5959] 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
[ 147.989409][ T5959] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:5959 [syz-executor] gfs2_quota_sync+0x359/0x460
[ 148.017999][ T5959] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 148.048607][ T5959] CPU: 0 UID: 0 PID: 5959 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 148.048637][ T5959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 148.048651][ T5959] Call Trace:
[ 148.048660][ T5959]
[ 148.048669][ T5959] dump_stack_lvl+0x189/0x250
[ 148.048711][ T5959] ? __pfx_dump_stack_lvl+0x10/0x10
[ 148.048745][ T5959] ? queue_delayed_work_on+0x11a/0x280
[ 148.048777][ T5959] ? lockdep_hardirqs_on+0x9c/0x150
[ 148.048800][ T5959] ? preempt_schedule+0xae/0xc0
[ 148.048841][ T5959] gfs2_withdraw+0xc3/0x1b0
[ 148.048876][ T5959] inode_go_instantiate+0xdd0/0x1210
[ 148.048920][ T5959] ? __pfx_inode_go_instantiate+0x10/0x10
[ 148.048961][ T5959] ? gfs2_glock_nq+0xedd/0x15f0
[ 148.048987][ T5959] gfs2_instantiate+0x168/0x220
[ 148.049024][ T5959] gfs2_glock_wait+0x1d4/0x2a0
[ 148.049056][ T5959] do_sync+0x46f/0xc60
[ 148.049081][ T5959] ? _raw_spin_unlock+0x28/0x50
[ 148.049108][ T5959] ? gfs2_quota_sync+0x359/0x460
[ 148.049147][ T5959] ? __pfx_do_sync+0x10/0x10
[ 148.049183][ T5959] ? gfs2_quota_sync+0x359/0x460
[ 148.049215][ T5959] ? do_raw_spin_unlock+0x122/0x240
[ 148.049245][ T5959] gfs2_quota_sync+0x359/0x460
[ 148.049285][ T5959] gfs2_sync_fs+0x4c/0xb0
[ 148.049311][ T5959] sync_filesystem+0xee/0x230
[ 148.049336][ T5959] generic_shutdown_super+0x6f/0x2c0
[ 148.049362][ T5959] kill_block_super+0x44/0x90
[ 148.049389][ T5959] deactivate_locked_super+0xbc/0x130
[ 148.049414][ T5959] cleanup_mnt+0x425/0x4c0
[ 148.049436][ T5959] ? lockdep_hardirqs_on+0x9c/0x150
[ 148.049461][ T5959] task_work_run+0x1d4/0x260
[ 148.049488][ T5959] ? __pfx_task_work_run+0x10/0x10
[ 148.049518][ T5959] ? exit_to_user_mode_loop+0x55/0x4f0
[ 148.049552][ T5959] exit_to_user_mode_loop+0xff/0x4f0
[ 148.049581][ T5959] ? rcu_is_watching+0x15/0xb0
[ 148.049606][ T5959] do_syscall_64+0x2e9/0xfa0
[ 148.049628][ T5959] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 148.049650][ T5959] ? clear_bhb_loop+0x60/0xb0
[ 148.049677][ T5959] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 148.049699][ T5959] RIP: 0033:0x7fe7caf90a77
[ 148.049719][ T5959] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 148.049738][ T5959] RSP: 002b:00007ffcfc4fcd88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 148.049761][ T5959] RAX: 0000000000000000 RBX: 00007fe7cb013d7d RCX: 00007fe7caf90a77
[ 148.049776][ T5959] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcfc4fce40
[ 148.049789][ T5959] RBP: 00007ffcfc4fce40 R08: 0000000000000000 R09: 0000000000000000
[ 148.049803][ T5959] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffcfc4fded0
[ 148.049818][ T5959] R13: 00007fe7cb013d7d R14: 00000000000234bd R15: 00007ffcfc4fdf10
[ 148.049855][ T5959]
[ 148.352952][ T5959] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 148.653636][ T6280] loop0: detected capacity change from 0 to 32768
[ 148.754729][ T6280] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 148.819354][ T6280] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 148.948180][ T6285] loop1: detected capacity change from 0 to 32768
[ 148.957097][ T6280] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 149.009146][ T6095] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 149.016286][ T6095] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 149.024436][ T6285] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 149.082124][ T6285] CPU: 1 UID: 0 PID: 6285 Comm: syz.1.71 Not tainted syzkaller #0 PREEMPT(full)
[ 149.082156][ T6285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 149.082170][ T6285] Call Trace:
[ 149.082179][ T6285]
[ 149.082188][ T6285] dump_stack_lvl+0x189/0x250
[ 149.082230][ T6285] ? __pfx_dump_stack_lvl+0x10/0x10
[ 149.082263][ T6285] ? __pfx__printk+0x10/0x10
[ 149.082296][ T6285] ? kernfs_path_from_node+0x250/0x290
[ 149.082322][ T6285] ? kernfs_path_from_node+0x2f/0x290
[ 149.082353][ T6285] sysfs_create_dir_ns+0x259/0x280
[ 149.082383][ T6285] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 149.082411][ T6285] ? do_raw_spin_unlock+0x122/0x240
[ 149.082441][ T6285] kobject_add_internal+0x59f/0xb70
[ 149.082476][ T6285] kobject_init_and_add+0x125/0x190
[ 149.082507][ T6285] ? __pfx_kobject_init_and_add+0x10/0x10
[ 149.082534][ T6285] ? __raw_spin_lock_init+0x45/0x100
[ 149.082559][ T6285] ? __init_swait_queue_head+0xa9/0x150
[ 149.082586][ T6285] gfs2_sys_fs_add+0x234/0x450
[ 149.082616][ T6285] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 149.082651][ T6285] ? is_dynamic_key+0xd6/0x1c0
[ 149.082689][ T6285] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 149.082727][ T6285] gfs2_fill_super+0x1388/0x21b0
[ 149.082780][ T6285] ? __pfx_gfs2_fill_super+0x10/0x10
[ 149.082820][ T6285] ? sb_set_blocksize+0x155/0x240
[ 149.082847][ T6285] ? setup_bdev_super+0x4c1/0x5b0
[ 149.082876][ T6285] get_tree_bdev_flags+0x40e/0x4d0
[ 149.082902][ T6285] ? __pfx_gfs2_fill_super+0x10/0x10
[ 149.082937][ T6285] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 149.082960][ T6285] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 149.082994][ T6285] gfs2_get_tree+0x51/0x1e0
[ 149.083031][ T6285] vfs_get_tree+0x92/0x2b0
[ 149.083060][ T6285] do_new_mount+0x302/0xa10
[ 149.083088][ T6285] ? apparmor_capable+0x137/0x1b0
[ 149.083122][ T6285] ? __pfx_do_new_mount+0x10/0x10
[ 149.083152][ T6285] ? ns_capable+0x8a/0xf0
[ 149.083184][ T6285] ? kmem_cache_free+0x197/0x640
[ 149.083223][ T6285] __se_sys_mount+0x313/0x410
[ 149.083261][ T6285] ? __pfx___se_sys_mount+0x10/0x10
[ 149.083297][ T6285] ? do_syscall_64+0xbe/0xfa0
[ 149.083317][ T6285] ? __x64_sys_mount+0x20/0xc0
[ 149.083349][ T6285] do_syscall_64+0xfa/0xfa0
[ 149.083372][ T6285] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 149.083393][ T6285] ? clear_bhb_loop+0x60/0xb0
[ 149.083419][ T6285] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 149.083440][ T6285] RIP: 0033:0x7f015ab90eea
[ 149.083459][ T6285] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 149.083478][ T6285] RSP: 002b:00007ffc5976b058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 149.083501][ T6285] RAX: ffffffffffffffda RBX: 00007ffc5976b0e0 RCX: 00007f015ab90eea
[ 149.083517][ T6285] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffc5976b0a0
[ 149.083532][ T6285] RBP: 00002000000124c0 R08: 00007ffc5976b0e0 R09: 0000000000000000
[ 149.083546][ T6285] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 149.083559][ T6285] R13: 00007ffc5976b0a0 R14: 00000000000125c7 R15: 0000200000000180
[ 149.083593][ T6285]
[ 149.083622][ T6285] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 149.201440][ T6095] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 185ms
[ 149.591257][ T6285] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 149.606633][ T6095] gfs2: fsid=syz:syz.0: jid=0: Done
[ 149.616933][ T6280] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 149.653032][ T6280] gfs2: fsid=syz:syz.0: can't create logd thread: -4
[ 150.258456][ T6290] loop4: detected capacity change from 0 to 32768
[ 150.321945][ T6290] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 150.344424][ T6290] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 150.398559][ T6295] loop3: detected capacity change from 0 to 32768
[ 150.430198][ T6289] loop2: detected capacity change from 0 to 32768
[ 150.441940][ T6290] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 150.472331][ T6295] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 150.482111][ T6289] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 150.489119][ T6295] CPU: 0 UID: 0 PID: 6295 Comm: syz.3.72 Not tainted syzkaller #0 PREEMPT(full)
[ 150.489152][ T6295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 150.489169][ T6295] Call Trace:
[ 150.489179][ T6295]
[ 150.489191][ T6295] dump_stack_lvl+0x189/0x250
[ 150.489238][ T6295] ? __pfx_dump_stack_lvl+0x10/0x10
[ 150.489276][ T6295] ? __pfx__printk+0x10/0x10
[ 150.489313][ T6295] ? kernfs_path_from_node+0x250/0x290
[ 150.489342][ T6295] ? kernfs_path_from_node+0x2f/0x290
[ 150.489375][ T6295] sysfs_create_dir_ns+0x259/0x280
[ 150.489409][ T6295] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 150.489440][ T6295] ? do_raw_spin_unlock+0x122/0x240
[ 150.489475][ T6295] kobject_add_internal+0x59f/0xb70
[ 150.489511][ T6295] kobject_init_and_add+0x125/0x190
[ 150.489542][ T6295] ? __pfx_kobject_init_and_add+0x10/0x10
[ 150.489574][ T6295] ? __raw_spin_lock_init+0x45/0x100
[ 150.489599][ T6295] ? __init_swait_queue_head+0xa9/0x150
[ 150.489624][ T6295] gfs2_sys_fs_add+0x234/0x450
[ 150.489653][ T6295] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 150.489687][ T6295] ? is_dynamic_key+0xd6/0x1c0
[ 150.489714][ T6295] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 150.489753][ T6295] gfs2_fill_super+0x1388/0x21b0
[ 150.489804][ T6295] ? __pfx_gfs2_fill_super+0x10/0x10
[ 150.489850][ T6295] ? sb_set_blocksize+0x155/0x240
[ 150.489883][ T6295] ? setup_bdev_super+0x4c1/0x5b0
[ 150.489917][ T6295] get_tree_bdev_flags+0x40e/0x4d0
[ 150.489948][ T6295] ? __pfx_gfs2_fill_super+0x10/0x10
[ 150.489985][ T6295] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 150.490012][ T6295] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 150.490049][ T6295] gfs2_get_tree+0x51/0x1e0
[ 150.490090][ T6295] vfs_get_tree+0x92/0x2b0
[ 150.490122][ T6295] do_new_mount+0x302/0xa10
[ 150.490154][ T6295] ? apparmor_capable+0x137/0x1b0
[ 150.490192][ T6295] ? __pfx_do_new_mount+0x10/0x10
[ 150.490227][ T6295] ? ns_capable+0x8a/0xf0
[ 150.490263][ T6295] ? kmem_cache_free+0x197/0x640
[ 150.490305][ T6295] __se_sys_mount+0x313/0x410
[ 150.490349][ T6295] ? __pfx___se_sys_mount+0x10/0x10
[ 150.490388][ T6295] ? do_syscall_64+0xbe/0xfa0
[ 150.490409][ T6295] ? __x64_sys_mount+0x20/0xc0
[ 150.490447][ T6295] do_syscall_64+0xfa/0xfa0
[ 150.490472][ T6295] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 150.490497][ T6295] ? clear_bhb_loop+0x60/0xb0
[ 150.490527][ T6295] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 150.490588][ T6295] RIP: 0033:0x7fe7caf90eea
[ 150.490611][ T6295] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 150.490633][ T6295] RSP: 002b:00007ffcfc4fd9d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 150.490659][ T6295] RAX: ffffffffffffffda RBX: 00007ffcfc4fda60 RCX: 00007fe7caf90eea
[ 150.490677][ T6295] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffcfc4fda20
[ 150.490695][ T6295] RBP: 00002000000124c0 R08: 00007ffcfc4fda60 R09: 0000000000000000
[ 150.490711][ T6295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 150.490727][ T6295] R13: 00007ffcfc4fda20 R14: 00000000000125c7 R15: 0000200000000180
[ 150.490766][ T6295]
[ 150.490800][ T6295] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 150.684482][ T6289] CPU: 1 UID: 0 PID: 6289 Comm: syz.2.73 Not tainted syzkaller #0 PREEMPT(full)
[ 150.684515][ T6289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 150.684532][ T6289] Call Trace:
[ 150.684542][ T6289]
[ 150.684551][ T6289] dump_stack_lvl+0x189/0x250
[ 150.684598][ T6289] ? __pfx_dump_stack_lvl+0x10/0x10
[ 150.684646][ T6289] ? __pfx__printk+0x10/0x10
[ 150.684683][ T6289] ? kernfs_path_from_node+0x250/0x290
[ 150.684712][ T6289] ? kernfs_path_from_node+0x2f/0x290
[ 150.684747][ T6289] sysfs_create_dir_ns+0x259/0x280
[ 150.684781][ T6289] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 150.684812][ T6289] ? do_raw_spin_unlock+0x122/0x240
[ 150.684846][ T6289] kobject_add_internal+0x59f/0xb70
[ 150.684884][ T6289] kobject_init_and_add+0x125/0x190
[ 150.684919][ T6289] ? __pfx_kobject_init_and_add+0x10/0x10
[ 150.684948][ T6289] ? __raw_spin_lock_init+0x45/0x100
[ 150.684977][ T6289] ? __init_swait_queue_head+0xa9/0x150
[ 150.685009][ T6289] gfs2_sys_fs_add+0x234/0x450
[ 150.685042][ T6289] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 150.685080][ T6289] ? is_dynamic_key+0xd6/0x1c0
[ 150.685112][ T6289] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 150.685153][ T6289] gfs2_fill_super+0x1388/0x21b0
[ 150.685211][ T6289] ? __pfx_gfs2_fill_super+0x10/0x10
[ 150.685254][ T6289] ? sb_set_blocksize+0x155/0x240
[ 150.685286][ T6289] ? setup_bdev_super+0x4c1/0x5b0
[ 150.685317][ T6289] get_tree_bdev_flags+0x40e/0x4d0
[ 150.685347][ T6289] ? __pfx_gfs2_fill_super+0x10/0x10
[ 150.685386][ T6289] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 150.685413][ T6289] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 150.685448][ T6289] gfs2_get_tree+0x51/0x1e0
[ 150.685491][ T6289] vfs_get_tree+0x92/0x2b0
[ 150.685522][ T6289] do_new_mount+0x302/0xa10
[ 150.685553][ T6289] ? apparmor_capable+0x137/0x1b0
[ 150.685592][ T6289] ? __pfx_do_new_mount+0x10/0x10
[ 150.685633][ T6289] ? ns_capable+0x8a/0xf0
[ 150.685669][ T6289] ? kmem_cache_free+0x197/0x640
[ 150.685711][ T6289] __se_sys_mount+0x313/0x410
[ 150.685755][ T6289] ? __pfx___se_sys_mount+0x10/0x10
[ 150.685794][ T6289] ? do_syscall_64+0xbe/0xfa0
[ 150.685817][ T6289] ? __x64_sys_mount+0x20/0xc0
[ 150.685855][ T6289] do_syscall_64+0xfa/0xfa0
[ 150.685880][ T6289] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 150.685905][ T6289] ? clear_bhb_loop+0x60/0xb0
[ 150.685936][ T6289] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 150.685960][ T6289] RIP: 0033:0x7f9ca3d90eea
[ 150.685982][ T6289] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 150.686003][ T6289] RSP: 002b:00007fff7a4b99c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 150.686029][ T6289] RAX: ffffffffffffffda RBX: 00007fff7a4b9a50 RCX: 00007f9ca3d90eea
[ 150.686047][ T6289] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fff7a4b9a10
[ 150.686065][ T6289] RBP: 00002000000124c0 R08: 00007fff7a4b9a50 R09: 0000000000000000
[ 150.686081][ T6289] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 150.686095][ T6289] R13: 00007fff7a4b9a10 R14: 00000000000125c7 R15: 0000200000000180
[ 150.686136][ T6289]
[ 150.686167][ T6289] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 150.918441][ T6295] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 150.921451][ T6288] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 151.159225][ T6289] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 151.163895][ T6288] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
2025/11/24 03:08:08 executed programs: 70
[ 151.316185][ T6288] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 152ms
[ 151.348344][ T6288] gfs2: fsid=syz:syz.0: jid=0: Done
[ 151.376708][ T6290] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 151.548280][ T6290] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 151.639769][ T5966] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402
[ 151.669117][ T5966] 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
[ 151.729179][ T5966] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:5966 [syz-executor] gfs2_quota_sync+0x359/0x460
[ 151.765225][ T5966] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 151.794818][ T5966] CPU: 0 UID: 0 PID: 5966 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 151.794849][ T5966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 151.794863][ T5966] Call Trace:
[ 151.794872][ T5966]
[ 151.794881][ T5966] dump_stack_lvl+0x189/0x250
[ 151.794932][ T5966] ? __pfx_dump_stack_lvl+0x10/0x10
[ 151.794967][ T5966] ? queue_delayed_work_on+0x11a/0x280
[ 151.795000][ T5966] ? lockdep_hardirqs_on+0x9c/0x150
[ 151.795022][ T5966] ? preempt_schedule+0xae/0xc0
[ 151.795062][ T5966] gfs2_withdraw+0xc3/0x1b0
[ 151.795097][ T5966] inode_go_instantiate+0xdd0/0x1210
[ 151.795141][ T5966] ? __pfx_inode_go_instantiate+0x10/0x10
[ 151.795182][ T5966] ? gfs2_glock_nq+0xedd/0x15f0
[ 151.795212][ T5966] gfs2_instantiate+0x168/0x220
[ 151.795249][ T5966] gfs2_glock_wait+0x1d4/0x2a0
[ 151.795274][ T5966] do_sync+0x46f/0xc60
[ 151.795300][ T5966] ? _raw_spin_unlock+0x28/0x50
[ 151.795329][ T5966] ? gfs2_quota_sync+0x359/0x460
[ 151.795367][ T5966] ? __pfx_do_sync+0x10/0x10
[ 151.795410][ T5966] ? gfs2_quota_sync+0x359/0x460
[ 151.795441][ T5966] ? do_raw_spin_unlock+0x122/0x240
[ 151.795471][ T5966] gfs2_quota_sync+0x359/0x460
[ 151.795511][ T5966] gfs2_sync_fs+0x4c/0xb0
[ 151.795537][ T5966] sync_filesystem+0xee/0x230
[ 151.795563][ T5966] generic_shutdown_super+0x6f/0x2c0
[ 151.795588][ T5966] kill_block_super+0x44/0x90
[ 151.795615][ T5966] deactivate_locked_super+0xbc/0x130
[ 151.795639][ T5966] cleanup_mnt+0x425/0x4c0
[ 151.795661][ T5966] ? lockdep_hardirqs_on+0x9c/0x150
[ 151.795684][ T5966] task_work_run+0x1d4/0x260
[ 151.795721][ T5966] ? __pfx_task_work_run+0x10/0x10
[ 151.795751][ T5966] ? exit_to_user_mode_loop+0x55/0x4f0
[ 151.795785][ T5966] exit_to_user_mode_loop+0xff/0x4f0
[ 151.795814][ T5966] ? rcu_is_watching+0x15/0xb0
[ 151.795840][ T5966] do_syscall_64+0x2e9/0xfa0
[ 151.795862][ T5966] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 151.795884][ T5966] ? clear_bhb_loop+0x60/0xb0
[ 151.795910][ T5966] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 151.795932][ T5966] RIP: 0033:0x7f8a6d590a77
[ 151.795951][ T5966] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 151.795970][ T5966] RSP: 002b:00007ffdb4843228 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 151.795992][ T5966] RAX: 0000000000000000 RBX: 00007f8a6d613d7d RCX: 00007f8a6d590a77
[ 151.796007][ T5966] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb48432e0
[ 151.796020][ T5966] RBP: 00007ffdb48432e0 R08: 0000000000000000 R09: 0000000000000000
[ 151.796033][ T5966] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdb4844370
[ 151.796047][ T5966] R13: 00007f8a6d613d7d R14: 00000000000243e4 R15: 00007ffdb48443b0
[ 151.796083][ T5966]
[ 151.796091][ T5966] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 151.876887][ T6297] loop1: detected capacity change from 0 to 32768
[ 152.027709][ T6298] loop0: detected capacity change from 0 to 32768
[ 152.143648][ T6297] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 152.151619][ T6298] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 152.203212][ T6298] CPU: 1 UID: 0 PID: 6298 Comm: syz.0.76 Not tainted syzkaller #0 PREEMPT(full)
[ 152.203243][ T6298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 152.203257][ T6298] Call Trace:
[ 152.203265][ T6298]
[ 152.203275][ T6298] dump_stack_lvl+0x189/0x250
[ 152.203323][ T6298] ? __pfx_dump_stack_lvl+0x10/0x10
[ 152.203356][ T6298] ? __pfx__printk+0x10/0x10
[ 152.203387][ T6298] ? kernfs_path_from_node+0x250/0x290
[ 152.203413][ T6298] ? kernfs_path_from_node+0x2f/0x290
[ 152.203449][ T6298] sysfs_create_dir_ns+0x259/0x280
[ 152.203478][ T6298] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 152.203506][ T6298] ? do_raw_spin_unlock+0x122/0x240
[ 152.203536][ T6298] kobject_add_internal+0x59f/0xb70
[ 152.203571][ T6298] kobject_init_and_add+0x125/0x190
[ 152.203602][ T6298] ? __pfx_kobject_init_and_add+0x10/0x10
[ 152.203628][ T6298] ? __raw_spin_lock_init+0x45/0x100
[ 152.203653][ T6298] ? __init_swait_queue_head+0xa9/0x150
[ 152.203680][ T6298] gfs2_sys_fs_add+0x234/0x450
[ 152.203711][ T6298] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 152.203744][ T6298] ? is_dynamic_key+0xd6/0x1c0
[ 152.203771][ T6298] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 152.203810][ T6298] gfs2_fill_super+0x1388/0x21b0
[ 152.203860][ T6298] ? __pfx_gfs2_fill_super+0x10/0x10
[ 152.203899][ T6298] ? sb_set_blocksize+0x155/0x240
[ 152.203925][ T6298] ? setup_bdev_super+0x4c1/0x5b0
[ 152.203955][ T6298] get_tree_bdev_flags+0x40e/0x4d0
[ 152.203980][ T6298] ? __pfx_gfs2_fill_super+0x10/0x10
[ 152.204014][ T6298] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 152.204036][ T6298] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 152.204069][ T6298] gfs2_get_tree+0x51/0x1e0
[ 152.204106][ T6298] vfs_get_tree+0x92/0x2b0
[ 152.204133][ T6298] do_new_mount+0x302/0xa10
[ 152.204161][ T6298] ? apparmor_capable+0x137/0x1b0
[ 152.204194][ T6298] ? __pfx_do_new_mount+0x10/0x10
[ 152.204224][ T6298] ? ns_capable+0x8a/0xf0
[ 152.204255][ T6298] ? kmem_cache_free+0x197/0x640
[ 152.204293][ T6298] __se_sys_mount+0x313/0x410
[ 152.204330][ T6298] ? __pfx___se_sys_mount+0x10/0x10
[ 152.204366][ T6298] ? do_syscall_64+0xbe/0xfa0
[ 152.204384][ T6298] ? __x64_sys_mount+0x20/0xc0
[ 152.204417][ T6298] do_syscall_64+0xfa/0xfa0
[ 152.204445][ T6298] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 152.204467][ T6298] ? clear_bhb_loop+0x60/0xb0
[ 152.204493][ T6298] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 152.204513][ T6298] RIP: 0033:0x7fd61cf90eea
[ 152.204532][ T6298] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 152.204550][ T6298] RSP: 002b:00007ffef1cb4378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 152.204573][ T6298] RAX: ffffffffffffffda RBX: 00007ffef1cb4400 RCX: 00007fd61cf90eea
[ 152.204589][ T6298] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffef1cb43c0
[ 152.204604][ T6298] RBP: 00002000000124c0 R08: 00007ffef1cb4400 R09: 0000000000000000
[ 152.204618][ T6298] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 152.204631][ T6298] R13: 00007ffef1cb43c0 R14: 00000000000125c7 R15: 0000200000000180
[ 152.204666][ T6298]
[ 152.204693][ T6298] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 152.270421][ T6297] CPU: 0 UID: 0 PID: 6297 Comm: syz.1.75 Not tainted syzkaller #0 PREEMPT(full)
[ 152.270456][ T6297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 152.270471][ T6297] Call Trace:
[ 152.270481][ T6297]
[ 152.270492][ T6297] dump_stack_lvl+0x189/0x250
[ 152.270539][ T6297] ? __pfx_dump_stack_lvl+0x10/0x10
[ 152.270577][ T6297] ? __pfx__printk+0x10/0x10
[ 152.270613][ T6297] ? kernfs_path_from_node+0x250/0x290
[ 152.270640][ T6297] ? kernfs_path_from_node+0x2f/0x290
[ 152.270675][ T6297] sysfs_create_dir_ns+0x259/0x280
[ 152.270709][ T6297] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 152.270740][ T6297] ? do_raw_spin_unlock+0x122/0x240
[ 152.270774][ T6297] kobject_add_internal+0x59f/0xb70
[ 152.270814][ T6297] kobject_init_and_add+0x125/0x190
[ 152.270847][ T6297] ? __pfx_kobject_init_and_add+0x10/0x10
[ 152.270878][ T6297] ? __raw_spin_lock_init+0x45/0x100
[ 152.270906][ T6297] ? __init_swait_queue_head+0xa9/0x150
[ 152.270937][ T6297] gfs2_sys_fs_add+0x234/0x450
[ 152.270971][ T6297] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 152.271010][ T6297] ? is_dynamic_key+0xd6/0x1c0
[ 152.271040][ T6297] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 152.271083][ T6297] gfs2_fill_super+0x1388/0x21b0
[ 152.271142][ T6297] ? __pfx_gfs2_fill_super+0x10/0x10
[ 152.271189][ T6297] ? sb_set_blocksize+0x155/0x240
[ 152.271219][ T6297] ? setup_bdev_super+0x4c1/0x5b0
[ 152.271252][ T6297] get_tree_bdev_flags+0x40e/0x4d0
[ 152.271288][ T6297] ? __pfx_gfs2_fill_super+0x10/0x10
[ 152.271327][ T6297] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 152.271353][ T6297] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 152.271399][ T6297] gfs2_get_tree+0x51/0x1e0
[ 152.271442][ T6297] vfs_get_tree+0x92/0x2b0
[ 152.271473][ T6297] do_new_mount+0x302/0xa10
[ 152.271504][ T6297] ? apparmor_capable+0x137/0x1b0
[ 152.271543][ T6297] ? __pfx_do_new_mount+0x10/0x10
[ 152.271577][ T6297] ? ns_capable+0x8a/0xf0
[ 152.271613][ T6297] ? kmem_cache_free+0x197/0x640
[ 152.271655][ T6297] __se_sys_mount+0x313/0x410
[ 152.271697][ T6297] ? __pfx___se_sys_mount+0x10/0x10
[ 152.271737][ T6297] ? do_syscall_64+0xbe/0xfa0
[ 152.271759][ T6297] ? __x64_sys_mount+0x20/0xc0
[ 152.271796][ T6297] do_syscall_64+0xfa/0xfa0
[ 152.271820][ T6297] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 152.271845][ T6297] ? clear_bhb_loop+0x60/0xb0
[ 152.271875][ T6297] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 152.271899][ T6297] RIP: 0033:0x7f015ab90eea
[ 152.271921][ T6297] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 152.271941][ T6297] RSP: 002b:00007ffc5976b058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 152.271967][ T6297] RAX: ffffffffffffffda RBX: 00007ffc5976b0e0 RCX: 00007f015ab90eea
[ 152.271986][ T6297] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffc5976b0a0
[ 152.272004][ T6297] RBP: 00002000000124c0 R08: 00007ffc5976b0e0 R09: 0000000000000000
[ 152.272021][ T6297] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 152.272035][ T6297] R13: 00007ffc5976b0a0 R14: 00000000000125c7 R15: 0000200000000180
[ 152.272075][ T6297]
[ 152.272110][ T6297] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 152.399124][ T6298] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 152.429560][ T6297] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 153.205363][ T6305] loop2: detected capacity change from 0 to 32768
[ 153.312924][ T6305] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 153.389161][ T6305] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 153.510393][ T6305] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms
[ 153.542955][ T6072] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 153.560594][ T6072] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 153.753718][ T6072] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 193ms
[ 153.779274][ T6072] gfs2: fsid=syz:syz.0: jid=0: Done
[ 153.794618][ T6308] loop3: detected capacity change from 0 to 32768
[ 153.809214][ T6305] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 153.883729][ T6308] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 153.929823][ T6308] CPU: 1 UID: 0 PID: 6308 Comm: syz.3.78 Not tainted syzkaller #0 PREEMPT(full)
[ 153.929845][ T6308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 153.929854][ T6308] Call Trace:
[ 153.929860][ T6308]
[ 153.929867][ T6308] dump_stack_lvl+0x189/0x250
[ 153.929897][ T6308] ? __pfx_dump_stack_lvl+0x10/0x10
[ 153.929921][ T6308] ? __pfx__printk+0x10/0x10
[ 153.929943][ T6308] ? kernfs_path_from_node+0x250/0x290
[ 153.929961][ T6308] ? kernfs_path_from_node+0x2f/0x290
[ 153.929983][ T6308] sysfs_create_dir_ns+0x259/0x280
[ 153.930003][ T6308] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 153.930023][ T6308] ? do_raw_spin_unlock+0x122/0x240
[ 153.930044][ T6308] kobject_add_internal+0x59f/0xb70
[ 153.930068][ T6308] kobject_init_and_add+0x125/0x190
[ 153.930089][ T6308] ? __pfx_kobject_init_and_add+0x10/0x10
[ 153.930107][ T6308] ? __raw_spin_lock_init+0x45/0x100
[ 153.930125][ T6308] ? __init_swait_queue_head+0xa9/0x150
[ 153.930144][ T6308] gfs2_sys_fs_add+0x234/0x450
[ 153.930165][ T6308] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 153.930188][ T6308] ? is_dynamic_key+0xd6/0x1c0
[ 153.930208][ T6308] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 153.930234][ T6308] gfs2_fill_super+0x1388/0x21b0
[ 153.930269][ T6308] ? __pfx_gfs2_fill_super+0x10/0x10
[ 153.930296][ T6308] ? sb_set_blocksize+0x155/0x240
[ 153.930315][ T6308] ? setup_bdev_super+0x4c1/0x5b0
[ 153.930336][ T6308] get_tree_bdev_flags+0x40e/0x4d0
[ 153.930357][ T6308] ? __pfx_gfs2_fill_super+0x10/0x10
[ 153.930381][ T6308] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 153.930396][ T6308] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 153.930419][ T6308] gfs2_get_tree+0x51/0x1e0
[ 153.930444][ T6308] vfs_get_tree+0x92/0x2b0
[ 153.930463][ T6308] do_new_mount+0x302/0xa10
[ 153.930483][ T6308] ? apparmor_capable+0x137/0x1b0
[ 153.930506][ T6308] ? __pfx_do_new_mount+0x10/0x10
[ 153.930527][ T6308] ? ns_capable+0x8a/0xf0
[ 153.930548][ T6308] ? kmem_cache_free+0x197/0x640
[ 153.930575][ T6308] __se_sys_mount+0x313/0x410
[ 153.930607][ T6308] ? __pfx___se_sys_mount+0x10/0x10
[ 153.930632][ T6308] ? do_syscall_64+0xbe/0xfa0
[ 153.930645][ T6308] ? __x64_sys_mount+0x20/0xc0
[ 153.930668][ T6308] do_syscall_64+0xfa/0xfa0
[ 153.930683][ T6308] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 153.930698][ T6308] ? clear_bhb_loop+0x60/0xb0
[ 153.930716][ T6308] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 153.930730][ T6308] RIP: 0033:0x7fe7caf90eea
[ 153.930744][ T6308] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 153.930757][ T6308] RSP: 002b:00007ffcfc4fd9d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 153.930773][ T6308] RAX: ffffffffffffffda RBX: 00007ffcfc4fda60 RCX: 00007fe7caf90eea
[ 153.930784][ T6308] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffcfc4fda20
[ 153.930795][ T6308] RBP: 00002000000124c0 R08: 00007ffcfc4fda60 R09: 0000000000000000
[ 153.930805][ T6308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 153.930814][ T6308] R13: 00007ffcfc4fda20 R14: 00000000000125c7 R15: 0000200000000180
[ 153.930838][ T6308]
[ 153.930857][ T6308] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 154.164212][ T6314] loop4: detected capacity change from 0 to 32768
[ 154.199330][ T6308] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 154.208365][ T6305] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 154.332697][ T6314] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 154.353736][ T6305] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 11 2339, function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 402
[ 154.379058][ T6305] 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
[ 154.379278][ T6314] CPU: 1 UID: 0 PID: 6314 Comm: syz.4.79 Not tainted syzkaller #0 PREEMPT(full)
[ 154.379310][ T6314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 154.379326][ T6314] Call Trace:
[ 154.379336][ T6314]
[ 154.379346][ T6314] dump_stack_lvl+0x189/0x250
[ 154.379393][ T6314] ? __pfx_dump_stack_lvl+0x10/0x10
[ 154.379432][ T6314] ? __pfx__printk+0x10/0x10
[ 154.379469][ T6314] ? kernfs_path_from_node+0x250/0x290
[ 154.379510][ T6314] ? kernfs_path_from_node+0x2f/0x290
[ 154.379545][ T6314] sysfs_create_dir_ns+0x259/0x280
[ 154.379578][ T6314] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 154.379611][ T6314] ? do_raw_spin_unlock+0x122/0x240
[ 154.379643][ T6314] kobject_add_internal+0x59f/0xb70
[ 154.379682][ T6314] kobject_init_and_add+0x125/0x190
[ 154.379722][ T6314] ? __pfx_kobject_init_and_add+0x10/0x10
[ 154.379752][ T6314] ? __raw_spin_lock_init+0x45/0x100
[ 154.379781][ T6314] ? __init_swait_queue_head+0xa9/0x150
[ 154.379811][ T6314] gfs2_sys_fs_add+0x234/0x450
[ 154.379846][ T6314] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 154.379884][ T6314] ? is_dynamic_key+0xd6/0x1c0
[ 154.379915][ T6314] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 154.379959][ T6314] gfs2_fill_super+0x1388/0x21b0
[ 154.380023][ T6314] ? __pfx_gfs2_fill_super+0x10/0x10
[ 154.380068][ T6314] ? sb_set_blocksize+0x155/0x240
[ 154.380097][ T6314] ? setup_bdev_super+0x4c1/0x5b0
[ 154.380132][ T6314] get_tree_bdev_flags+0x40e/0x4d0
[ 154.380161][ T6314] ? __pfx_gfs2_fill_super+0x10/0x10
[ 154.380198][ T6314] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 154.380225][ T6314] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 154.380263][ T6314] gfs2_get_tree+0x51/0x1e0
[ 154.380305][ T6314] vfs_get_tree+0x92/0x2b0
[ 154.380336][ T6314] do_new_mount+0x302/0xa10
[ 154.380369][ T6314] ? apparmor_capable+0x137/0x1b0
[ 154.380409][ T6314] ? __pfx_do_new_mount+0x10/0x10
[ 154.380443][ T6314] ? ns_capable+0x8a/0xf0
[ 154.380479][ T6314] ? kmem_cache_free+0x197/0x640
[ 154.380529][ T6314] __se_sys_mount+0x313/0x410
[ 154.380572][ T6314] ? __pfx___se_sys_mount+0x10/0x10
[ 154.380612][ T6314] ? do_syscall_64+0xbe/0xfa0
[ 154.380633][ T6314] ? __x64_sys_mount+0x20/0xc0
[ 154.380670][ T6314] do_syscall_64+0xfa/0xfa0
[ 154.380695][ T6314] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 154.380720][ T6314] ? clear_bhb_loop+0x60/0xb0
[ 154.380750][ T6314] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 154.380775][ T6314] RIP: 0033:0x7f8a6d590eea
[ 154.380798][ T6314] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 154.380821][ T6314] RSP: 002b:00007ffdb4843e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 154.380845][ T6314] RAX: ffffffffffffffda RBX: 00007ffdb4843f00 RCX: 00007f8a6d590eea
[ 154.380864][ T6314] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007ffdb4843ec0
[ 154.380881][ T6314] RBP: 00002000000124c0 R08: 00007ffdb4843f00 R09: 0000000000000000
[ 154.380898][ T6314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 154.380912][ T6314] R13: 00007ffdb4843ec0 R14: 00000000000125c7 R15: 0000200000000180
[ 154.380952][ T6314]
[ 154.395972][ T6314] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 154.718637][ T6305] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:6305 [syz.2.77] gfs2_quota_sync+0x359/0x460
[ 154.730818][ T6314] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 154.736356][ T6305] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0
[ 154.778618][ T6305] CPU: 1 UID: 0 PID: 6305 Comm: syz.2.77 Not tainted syzkaller #0 PREEMPT(full)
[ 154.778648][ T6305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 154.778661][ T6305] Call Trace:
[ 154.778669][ T6305]
[ 154.778678][ T6305] dump_stack_lvl+0x189/0x250
[ 154.778720][ T6305] ? __pfx_dump_stack_lvl+0x10/0x10
[ 154.778755][ T6305] ? queue_delayed_work_on+0x11a/0x280
[ 154.778787][ T6305] ? lockdep_hardirqs_on+0x9c/0x150
[ 154.778810][ T6305] ? preempt_schedule+0xae/0xc0
[ 154.778851][ T6305] gfs2_withdraw+0xc3/0x1b0
[ 154.778886][ T6305] inode_go_instantiate+0xdd0/0x1210
[ 154.778929][ T6305] ? __pfx_inode_go_instantiate+0x10/0x10
[ 154.778968][ T6305] ? gfs2_glock_nq+0xedd/0x15f0
[ 154.778995][ T6305] gfs2_instantiate+0x168/0x220
[ 154.779032][ T6305] gfs2_glock_wait+0x1d4/0x2a0
[ 154.779057][ T6305] do_sync+0x46f/0xc60
[ 154.779081][ T6305] ? _raw_spin_unlock+0x28/0x50
[ 154.779120][ T6305] ? gfs2_quota_sync+0x359/0x460
[ 154.779157][ T6305] ? __pfx_do_sync+0x10/0x10
[ 154.779194][ T6305] ? gfs2_quota_sync+0x359/0x460
[ 154.779226][ T6305] ? do_raw_spin_unlock+0x122/0x240
[ 154.779256][ T6305] gfs2_quota_sync+0x359/0x460
[ 154.779295][ T6305] gfs2_sync_fs+0x4c/0xb0
[ 154.779322][ T6305] sync_filesystem+0xee/0x230
[ 154.779346][ T6305] gfs2_reconfigure+0xbb/0xb20
[ 154.779380][ T6305] ? _raw_spin_unlock+0x28/0x50
[ 154.779408][ T6305] ? sb_prepare_remount_readonly+0x471/0x4b0
[ 154.779451][ T6305] reconfigure_super+0x227/0x890
[ 154.779485][ T6305] path_mount+0xd29/0xff0
[ 154.779513][ T6305] ? kmem_cache_free+0x197/0x640
[ 154.779552][ T6305] __se_sys_mount+0x313/0x410
[ 154.779591][ T6305] ? __pfx___se_sys_mount+0x10/0x10
[ 154.779628][ T6305] ? do_syscall_64+0xbe/0xfa0
[ 154.779647][ T6305] ? __x64_sys_mount+0x20/0xc0
[ 154.779681][ T6305] do_syscall_64+0xfa/0xfa0
[ 154.779703][ T6305] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 154.779724][ T6305] ? clear_bhb_loop+0x60/0xb0
[ 154.779751][ T6305] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 154.779772][ T6305] RIP: 0033:0x7f9ca3d90eea
[ 154.779791][ T6305] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 154.779810][ T6305] RSP: 002b:00007fff7a4b99c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 154.779833][ T6305] RAX: ffffffffffffffda RBX: 00007fff7a4b9a50 RCX: 00007f9ca3d90eea
[ 154.779848][ T6305] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 154.779863][ T6305] RBP: 00002000000003c0 R08: 00007fff7a4b9a50 R09: 000000000126a4b5
[ 154.779878][ T6305] R10: 000000000126a4b5 R11: 0000000000000246 R12: 0000200000000340
[ 154.779892][ T6305] R13: 00007fff7a4b9a10 R14: 0000000000000000 R15: 0000200000004140
[ 154.779928][ T6305]
[ 155.177345][ T6305] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 155.196094][ T6305] ------------[ cut here ]------------
[ 155.202070][ T6305] kernel BUG at fs/gfs2/quota.c:1520!
[ 155.207580][ T6305] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
[ 155.213841][ T6305] CPU: 1 UID: 0 PID: 6305 Comm: syz.2.77 Not tainted syzkaller #0 PREEMPT(full)
[ 155.223135][ T6305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 155.233394][ T6305] RIP: 0010:gfs2_quota_cleanup+0x6ee/0x6f0
[ 155.239245][ T6305] Code: ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c c2 fd ff ff 4c 89 f7 e8 82 79 21 fe e9 b5 fd ff ff e8 58 d4 54 07 e8 a3 dd ba fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6
[ 155.259144][ T6305] RSP: 0018:ffffc9000493fa40 EFLAGS: 00010293
[ 155.265414][ T6305] RAX: ffffffff8406fbcd RBX: 0000000000000002 RCX: ffff88801e703d00
[ 155.273580][ T6305] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
[ 155.281756][ T6305] RBP: ffffc9000493fb50 R08: ffff88807aa440af R09: 1ffff1100f548815
[ 155.290162][ T6305] R10: dffffc0000000000 R11: ffffed100f548816 R12: 1ffff92000927f4c
[ 155.298177][ T6305] R13: ffff88802fe9d000 R14: dffffc0000000000 R15: 0000000000000000
[ 155.306423][ T6305] FS: 000055557fefd500(0000) GS:ffff888125fba000(0000) knlGS:0000000000000000
[ 155.321373][ T6305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 155.328508][ T6305] CR2: 0000555573bca808 CR3: 0000000075f56000 CR4: 00000000003526f0
[ 155.336520][ T6305] Call Trace:
[ 155.339869][ T6305]
[ 155.343058][ T6305] ? __pfx_gfs2_quota_cleanup+0x10/0x10
[ 155.348867][ T6305] ? __pfx___might_resched+0x10/0x10
[ 155.354199][ T6305] ? __pfx_gfs2_log_flush+0x10/0x10
[ 155.359622][ T6305] ? gfs2_quota_sync+0x443/0x460
[ 155.364970][ T6305] gfs2_make_fs_ro+0x27a/0x300
[ 155.369785][ T6305] ? __pfx_gfs2_make_fs_ro+0x10/0x10
[ 155.375108][ T6305] ? do_raw_spin_unlock+0x122/0x240
[ 155.380326][ T6305] gfs2_reconfigure+0x6a3/0xb20
[ 155.385229][ T6305] reconfigure_super+0x227/0x890
[ 155.390186][ T6305] path_mount+0xd29/0xff0
[ 155.394542][ T6305] ? kmem_cache_free+0x197/0x640
[ 155.399548][ T6305] __se_sys_mount+0x313/0x410
[ 155.404290][ T6305] ? __pfx___se_sys_mount+0x10/0x10
[ 155.410746][ T6305] ? do_syscall_64+0xbe/0xfa0
[ 155.415471][ T6305] ? __x64_sys_mount+0x20/0xc0
[ 155.420262][ T6305] do_syscall_64+0xfa/0xfa0
[ 155.424793][ T6305] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 155.430866][ T6305] ? clear_bhb_loop+0x60/0xb0
[ 155.435815][ T6305] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 155.441801][ T6305] RIP: 0033:0x7f9ca3d90eea
[ 155.446225][ T6305] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 155.465935][ T6305] RSP: 002b:00007fff7a4b99c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 155.474458][ T6305] RAX: ffffffffffffffda RBX: 00007fff7a4b9a50 RCX: 00007f9ca3d90eea
[ 155.482471][ T6305] RDX: 00002000000003c0 RSI: 0000200000000340 RDI: 0000000000000000
[ 155.490628][ T6305] RBP: 00002000000003c0 R08: 00007fff7a4b9a50 R09: 000000000126a4b5
[ 155.498876][ T6305] R10: 000000000126a4b5 R11: 0000000000000246 R12: 0000200000000340
[ 155.506898][ T6305] R13: 00007fff7a4b9a10 R14: 0000000000000000 R15: 0000200000004140
[ 155.514892][ T6305]
[ 155.518035][ T6305] Modules linked in:
[ 155.522767][ T6305] ---[ end trace 0000000000000000 ]---
[ 155.531778][ T6288] gfs2: fsid=syz:syz.0: file system withdrawn
[ 155.553603][ T6305] RIP: 0010:gfs2_quota_cleanup+0x6ee/0x6f0
[ 155.559649][ T6305] Code: ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c c2 fd ff ff 4c 89 f7 e8 82 79 21 fe e9 b5 fd ff ff e8 58 d4 54 07 e8 a3 dd ba fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6
[ 155.589193][ T6305] RSP: 0018:ffffc9000493fa40 EFLAGS: 00010293
[ 155.599070][ T6305] RAX: ffffffff8406fbcd RBX: 0000000000000002 RCX: ffff88801e703d00
[ 155.609036][ T6305] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
[ 155.629529][ T6305] RBP: ffffc9000493fb50 R08: ffff88807aa440af R09: 1ffff1100f548815
[ 155.649101][ T6305] R10: dffffc0000000000 R11: ffffed100f548816 R12: 1ffff92000927f4c
[ 155.660290][ T6305] R13: ffff88802fe9d000 R14: dffffc0000000000 R15: 0000000000000000
[ 155.689100][ T6305] FS: 000055557fefd500(0000) GS:ffff888125eba000(0000) knlGS:0000000000000000
[ 155.698444][ T6305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 155.715654][ T6305] CR2: 00007f8a64ae2000 CR3: 0000000075f56000 CR4: 00000000003526f0
[ 155.717231][ T6313] loop0: detected capacity change from 0 to 32768
[ 155.735927][ T6305] Kernel panic - not syncing: Fatal exception
[ 155.742351][ T6305] Kernel Offset: disabled
[ 155.746699][ T6305] Rebooting in 86400 seconds..