ysfs_create_dir_ns+0x271/0x2a0
[ 285.353419][ T7240] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 285.353442][ T7240] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 285.353464][ T7240] ? rt_spin_unlock+0x160/0x200
[ 285.353486][ T7240] kobject_add_internal+0x631/0xd10
[ 285.353513][ T7240] kobject_init_and_add+0x12b/0x1a0
[ 285.353537][ T7240] ? __pfx_kobject_init_and_add+0x10/0x10
[ 285.353556][ T7240] ? __raw_spin_lock_init+0x45/0x100
[ 285.353580][ T7240] ? __init_swait_queue_head+0xa9/0x150
[ 285.353607][ T7240] gfs2_sys_fs_add+0x257/0x480
[ 285.353626][ T7240] ? is_dynamic_key+0x1ac/0x1c0
[ 285.353650][ T7240] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 285.353678][ T7240] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 285.353717][ T7240] gfs2_fill_super+0x141c/0x2220
[ 285.353755][ T7240] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.353776][ T7240] ? rt_spin_unlock+0x14f/0x200
[ 285.353801][ T7240] ? sb_set_blocksize+0x11b/0x210
[ 285.353827][ T7240] ? setup_bdev_super+0x4c1/0x5b0
[ 285.353853][ T7240] get_tree_bdev_flags+0x431/0x4f0
[ 285.353876][ T7240] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.353900][ T7240] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 285.353920][ T7240] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 285.353952][ T7240] gfs2_get_tree+0x51/0x1e0
[ 285.353979][ T7240] vfs_get_tree+0x92/0x2a0
[ 285.354004][ T7240] do_new_mount+0x341/0xd30
[ 285.354021][ T7240] ? apparmor_capable+0x126/0x170
[ 285.354051][ T7240] ? __pfx_do_new_mount+0x10/0x10
[ 285.354069][ T7240] ? ns_capable+0x89/0xe0
[ 285.354094][ T7240] ? user_path_at+0xd4/0x160
[ 285.354118][ T7240] ? user_path_at+0xd4/0x160
[ 285.354140][ T7240] __se_sys_mount+0x31d/0x420
[ 285.354164][ T7240] ? __pfx___se_sys_mount+0x10/0x10
[ 285.354192][ T7240] ? __x64_sys_mount+0x20/0xc0
[ 285.354210][ T7240] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.354229][ T7240] do_syscall_64+0x15f/0xf80
[ 285.354252][ T7240] ? trace_irq_disable+0x3b/0x140
[ 285.354275][ T7240] ? clear_bhb_loop+0x40/0x90
[ 285.354296][ T7240] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.354314][ T7240] RIP: 0033:0x7f3fa160b60a
[ 285.354331][ T7240] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 285.354345][ T7240] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 285.354365][ T7240] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 285.354378][ T7240] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 285.354398][ T7240] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 285.354410][ T7240] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 285.354422][ T7240] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 285.354451][ T7240]
[ 285.354487][ T7240] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 285.354502][ T7240] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 285.949100][ T7244] loop1: detected capacity change from 0 to 32768
[ 285.962381][ T7244] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 285.962403][ T7244] CPU: 0 UID: 0 PID: 7244 Comm: syz.1.193 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 285.962424][ T7244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 285.962434][ T7244] Call Trace:
[ 285.962443][ T7244]
[ 285.962451][ T7244] dump_stack_lvl+0xe8/0x150
[ 285.962479][ T7244] sysfs_create_dir_ns+0x271/0x2a0
[ 285.962500][ T7244] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 285.962523][ T7244] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 285.962544][ T7244] ? rt_spin_unlock+0x160/0x200
[ 285.962566][ T7244] kobject_add_internal+0x631/0xd10
[ 285.962591][ T7244] kobject_init_and_add+0x12b/0x1a0
[ 285.962614][ T7244] ? __pfx_kobject_init_and_add+0x10/0x10
[ 285.962632][ T7244] ? __raw_spin_lock_init+0x45/0x100
[ 285.962654][ T7244] ? __init_swait_queue_head+0xa9/0x150
[ 285.962679][ T7244] gfs2_sys_fs_add+0x257/0x480
[ 285.962698][ T7244] ? is_dynamic_key+0x1ac/0x1c0
[ 285.962722][ T7244] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 285.962749][ T7244] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 285.962787][ T7244] gfs2_fill_super+0x141c/0x2220
[ 285.962826][ T7244] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.962847][ T7244] ? rt_spin_unlock+0x14f/0x200
[ 285.962872][ T7244] ? sb_set_blocksize+0x11b/0x210
[ 285.962898][ T7244] ? setup_bdev_super+0x4c1/0x5b0
[ 285.962923][ T7244] get_tree_bdev_flags+0x431/0x4f0
[ 285.962946][ T7244] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.962969][ T7244] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 285.962990][ T7244] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 285.963022][ T7244] gfs2_get_tree+0x51/0x1e0
[ 285.963048][ T7244] vfs_get_tree+0x92/0x2a0
[ 285.963072][ T7244] do_new_mount+0x341/0xd30
[ 285.963089][ T7244] ? apparmor_capable+0x126/0x170
[ 285.963120][ T7244] ? __pfx_do_new_mount+0x10/0x10
[ 285.963138][ T7244] ? ns_capable+0x89/0xe0
[ 285.963163][ T7244] ? user_path_at+0xd4/0x160
[ 285.963187][ T7244] ? user_path_at+0xd4/0x160
[ 285.963209][ T7244] __se_sys_mount+0x31d/0x420
[ 285.963233][ T7244] ? __pfx___se_sys_mount+0x10/0x10
[ 285.963257][ T7244] ? __x64_sys_mount+0x20/0xc0
[ 285.963275][ T7244] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.963293][ T7244] do_syscall_64+0x15f/0xf80
[ 285.963317][ T7244] ? trace_irq_disable+0x3b/0x140
[ 285.963340][ T7244] ? clear_bhb_loop+0x40/0x90
[ 285.963371][ T7244] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.963389][ T7244] RIP: 0033:0x7f3fa160b60a
[ 285.963407][ T7244] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 285.963423][ T7244] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 285.963442][ T7244] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 285.963455][ T7244] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 285.963468][ T7244] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 285.963480][ T7244] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 285.963492][ T7244] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 285.963521][ T7244]
[ 285.963549][ T7244] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 285.963563][ T7244] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 286.506565][ T7248] loop1: detected capacity change from 0 to 32768
[ 286.519603][ T7248] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 286.519626][ T7248] CPU: 1 UID: 0 PID: 7248 Comm: syz.1.194 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 286.519646][ T7248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 286.519657][ T7248] Call Trace:
[ 286.519664][ T7248]
[ 286.519672][ T7248] dump_stack_lvl+0xe8/0x150
[ 286.519702][ T7248] sysfs_create_dir_ns+0x271/0x2a0
[ 286.519722][ T7248] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 286.519744][ T7248] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 286.519767][ T7248] ? rt_spin_unlock+0x160/0x200
[ 286.519790][ T7248] kobject_add_internal+0x631/0xd10
[ 286.519816][ T7248] kobject_init_and_add+0x12b/0x1a0
[ 286.519841][ T7248] ? __pfx_kobject_init_and_add+0x10/0x10
[ 286.519869][ T7248] ? __raw_spin_lock_init+0x45/0x100
[ 286.519893][ T7248] ? __init_swait_queue_head+0xa9/0x150
[ 286.519921][ T7248] gfs2_sys_fs_add+0x257/0x480
[ 286.519940][ T7248] ? is_dynamic_key+0x1ac/0x1c0
[ 286.519962][ T7248] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 286.519986][ T7248] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 286.520022][ T7248] gfs2_fill_super+0x141c/0x2220
[ 286.520059][ T7248] ? __pfx_gfs2_fill_super+0x10/0x10
[ 286.520081][ T7248] ? rt_spin_unlock+0x14f/0x200
[ 286.520108][ T7248] ? sb_set_blocksize+0x11b/0x210
[ 286.520132][ T7248] ? setup_bdev_super+0x4c1/0x5b0
[ 286.520156][ T7248] get_tree_bdev_flags+0x431/0x4f0
[ 286.520176][ T7248] ? __pfx_gfs2_fill_super+0x10/0x10
[ 286.520197][ T7248] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 286.520216][ T7248] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 286.520247][ T7248] gfs2_get_tree+0x51/0x1e0
[ 286.520272][ T7248] vfs_get_tree+0x92/0x2a0
[ 286.520295][ T7248] do_new_mount+0x341/0xd30
[ 286.520308][ T7248] ? apparmor_capable+0x126/0x170
[ 286.520346][ T7248] ? __pfx_do_new_mount+0x10/0x10
[ 286.520362][ T7248] ? ns_capable+0x89/0xe0
[ 286.520385][ T7248] ? user_path_at+0xd4/0x160
[ 286.520406][ T7248] ? user_path_at+0xd4/0x160
[ 286.520423][ T7248] __se_sys_mount+0x31d/0x420
[ 286.520437][ T7248] ? __pfx___se_sys_mount+0x10/0x10
[ 286.520450][ T7248] ? __x64_sys_mount+0x20/0xc0
[ 286.520460][ T7248] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 286.520472][ T7248] do_syscall_64+0x15f/0xf80
[ 286.520486][ T7248] ? trace_irq_disable+0x3b/0x140
[ 286.520500][ T7248] ? clear_bhb_loop+0x40/0x90
[ 286.520513][ T7248] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 286.520523][ T7248] RIP: 0033:0x7f3fa160b60a
[ 286.520534][ T7248] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 286.520543][ T7248] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 286.520555][ T7248] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 286.520563][ T7248] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 286.520570][ T7248] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 286.520579][ T7248] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 286.520586][ T7248] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 286.520602][ T7248]
[ 286.522026][ T7248] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 286.522039][ T7248] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 287.085249][ T7252] loop1: detected capacity change from 0 to 32768
[ 287.091117][ T7252] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 287.091139][ T7252] CPU: 1 UID: 0 PID: 7252 Comm: syz.1.195 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 287.091160][ T7252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 287.091171][ T7252] Call Trace:
[ 287.091178][ T7252]
[ 287.091186][ T7252] dump_stack_lvl+0xe8/0x150
[ 287.091214][ T7252] sysfs_create_dir_ns+0x271/0x2a0
2026/05/01 20:18:27 executed programs: 181
[ 287.091235][ T7252] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 287.091258][ T7252] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 287.091280][ T7252] ? rt_spin_unlock+0x160/0x200
[ 287.091311][ T7252] kobject_add_internal+0x631/0xd10
[ 287.091337][ T7252] kobject_init_and_add+0x12b/0x1a0
[ 287.091362][ T7252] ? __pfx_kobject_init_and_add+0x10/0x10
[ 287.091381][ T7252] ? __raw_spin_lock_init+0x45/0x100
[ 287.091407][ T7252] ? __init_swait_queue_head+0xa9/0x150
[ 287.091433][ T7252] gfs2_sys_fs_add+0x257/0x480
[ 287.091453][ T7252] ? is_dynamic_key+0x1ac/0x1c0
[ 287.091478][ T7252] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 287.091507][ T7252] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 287.091546][ T7252] gfs2_fill_super+0x141c/0x2220
[ 287.091586][ T7252] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.091610][ T7252] ? rt_spin_unlock+0x14f/0x200
[ 287.091635][ T7252] ? sb_set_blocksize+0x11b/0x210
[ 287.091660][ T7252] ? setup_bdev_super+0x4c1/0x5b0
[ 287.091683][ T7252] get_tree_bdev_flags+0x431/0x4f0
[ 287.091703][ T7252] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.091726][ T7252] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 287.091745][ T7252] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 287.091776][ T7252] gfs2_get_tree+0x51/0x1e0
[ 287.091803][ T7252] vfs_get_tree+0x92/0x2a0
[ 287.091825][ T7252] do_new_mount+0x341/0xd30
[ 287.091841][ T7252] ? apparmor_capable+0x126/0x170
[ 287.091868][ T7252] ? __pfx_do_new_mount+0x10/0x10
[ 287.091884][ T7252] ? ns_capable+0x89/0xe0
[ 287.091907][ T7252] ? user_path_at+0xd4/0x160
[ 287.091931][ T7252] ? user_path_at+0xd4/0x160
[ 287.091952][ T7252] __se_sys_mount+0x31d/0x420
[ 287.091974][ T7252] ? __pfx___se_sys_mount+0x10/0x10
[ 287.091995][ T7252] ? __x64_sys_mount+0x20/0xc0
[ 287.092010][ T7252] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.092029][ T7252] do_syscall_64+0x15f/0xf80
[ 287.092051][ T7252] ? trace_irq_disable+0x3b/0x140
[ 287.092072][ T7252] ? clear_bhb_loop+0x40/0x90
[ 287.092092][ T7252] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.092110][ T7252] RIP: 0033:0x7f3fa160b60a
[ 287.092127][ T7252] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 287.092141][ T7252] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 287.092160][ T7252] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 287.092173][ T7252] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 287.092186][ T7252] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 287.092197][ T7252] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 287.092209][ T7252] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 287.092239][ T7252]
[ 287.092462][ T7252] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 287.092477][ T7252] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 287.662577][ T7256] loop1: detected capacity change from 0 to 32768
[ 287.687379][ T7256] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 287.687411][ T7256] CPU: 1 UID: 0 PID: 7256 Comm: syz.1.196 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 287.687431][ T7256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 287.687442][ T7256] Call Trace:
[ 287.687449][ T7256]
[ 287.687457][ T7256] dump_stack_lvl+0xe8/0x150
[ 287.687485][ T7256] sysfs_create_dir_ns+0x271/0x2a0
[ 287.687506][ T7256] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 287.687528][ T7256] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 287.687550][ T7256] ? rt_spin_unlock+0x160/0x200
[ 287.687572][ T7256] kobject_add_internal+0x631/0xd10
[ 287.687597][ T7256] kobject_init_and_add+0x12b/0x1a0
[ 287.687621][ T7256] ? __pfx_kobject_init_and_add+0x10/0x10
[ 287.687640][ T7256] ? __raw_spin_lock_init+0x45/0x100
[ 287.687665][ T7256] ? __init_swait_queue_head+0xa9/0x150
[ 287.687696][ T7256] gfs2_sys_fs_add+0x257/0x480
[ 287.687716][ T7256] ? is_dynamic_key+0x1ac/0x1c0
[ 287.687740][ T7256] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 287.687768][ T7256] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 287.687807][ T7256] gfs2_fill_super+0x141c/0x2220
[ 287.687847][ T7256] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.687868][ T7256] ? rt_spin_unlock+0x14f/0x200
[ 287.687892][ T7256] ? sb_set_blocksize+0x11b/0x210
[ 287.687918][ T7256] ? setup_bdev_super+0x4c1/0x5b0
[ 287.687942][ T7256] get_tree_bdev_flags+0x431/0x4f0
[ 287.687964][ T7256] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.687987][ T7256] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 287.688008][ T7256] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 287.688049][ T7256] gfs2_get_tree+0x51/0x1e0
[ 287.688078][ T7256] vfs_get_tree+0x92/0x2a0
[ 287.688103][ T7256] do_new_mount+0x341/0xd30
[ 287.688119][ T7256] ? apparmor_capable+0x126/0x170
[ 287.688149][ T7256] ? __pfx_do_new_mount+0x10/0x10
[ 287.688166][ T7256] ? ns_capable+0x89/0xe0
[ 287.688190][ T7256] ? user_path_at+0xd4/0x160
[ 287.688215][ T7256] ? user_path_at+0xd4/0x160
[ 287.688236][ T7256] __se_sys_mount+0x31d/0x420
[ 287.688259][ T7256] ? __pfx___se_sys_mount+0x10/0x10
[ 287.688283][ T7256] ? __x64_sys_mount+0x20/0xc0
[ 287.688301][ T7256] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.688320][ T7256] do_syscall_64+0x15f/0xf80
[ 287.688344][ T7256] ? trace_irq_disable+0x3b/0x140
[ 287.688365][ T7256] ? clear_bhb_loop+0x40/0x90
[ 287.688387][ T7256] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.688413][ T7256] RIP: 0033:0x7f3fa160b60a
[ 287.688431][ T7256] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 287.688447][ T7256] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 287.688467][ T7256] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 287.688481][ T7256] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 287.688494][ T7256] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 287.688505][ T7256] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 287.688517][ T7256] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 287.688546][ T7256]
[ 287.688629][ T7256] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 287.688644][ T7256] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 288.211089][ T7260] loop1: detected capacity change from 0 to 32768
[ 288.214364][ T7260] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 288.214385][ T7260] CPU: 1 UID: 0 PID: 7260 Comm: syz.1.197 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 288.214406][ T7260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 288.214417][ T7260] Call Trace:
[ 288.214425][ T7260]
[ 288.214433][ T7260] dump_stack_lvl+0xe8/0x150
[ 288.214462][ T7260] sysfs_create_dir_ns+0x271/0x2a0
[ 288.214483][ T7260] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 288.214506][ T7260] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 288.214532][ T7260] ? rt_spin_unlock+0x160/0x200
[ 288.214551][ T7260] kobject_add_internal+0x631/0xd10
[ 288.214575][ T7260] kobject_init_and_add+0x12b/0x1a0
[ 288.214596][ T7260] ? __pfx_kobject_init_and_add+0x10/0x10
[ 288.214615][ T7260] ? __raw_spin_lock_init+0x45/0x100
[ 288.214637][ T7260] ? __init_swait_queue_head+0xa9/0x150
[ 288.214662][ T7260] gfs2_sys_fs_add+0x257/0x480
[ 288.214683][ T7260] ? is_dynamic_key+0x1ac/0x1c0
[ 288.214708][ T7260] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 288.214737][ T7260] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 288.214776][ T7260] gfs2_fill_super+0x141c/0x2220
[ 288.214815][ T7260] ? __pfx_gfs2_fill_super+0x10/0x10
[ 288.214837][ T7260] ? rt_spin_unlock+0x14f/0x200
[ 288.214861][ T7260] ? sb_set_blocksize+0x11b/0x210
[ 288.214888][ T7260] ? setup_bdev_super+0x4c1/0x5b0
[ 288.214914][ T7260] get_tree_bdev_flags+0x431/0x4f0
[ 288.214936][ T7260] ? __pfx_gfs2_fill_super+0x10/0x10
[ 288.214957][ T7260] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 288.214977][ T7260] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 288.215009][ T7260] gfs2_get_tree+0x51/0x1e0
[ 288.215037][ T7260] vfs_get_tree+0x92/0x2a0
[ 288.215061][ T7260] do_new_mount+0x341/0xd30
[ 288.215077][ T7260] ? apparmor_capable+0x126/0x170
[ 288.215107][ T7260] ? __pfx_do_new_mount+0x10/0x10
[ 288.215124][ T7260] ? ns_capable+0x89/0xe0
[ 288.215148][ T7260] ? user_path_at+0xd4/0x160
[ 288.215172][ T7260] ? user_path_at+0xd4/0x160
[ 288.215202][ T7260] __se_sys_mount+0x31d/0x420
[ 288.215226][ T7260] ? __pfx___se_sys_mount+0x10/0x10
[ 288.215250][ T7260] ? __x64_sys_mount+0x20/0xc0
[ 288.215266][ T7260] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.215285][ T7260] do_syscall_64+0x15f/0xf80
[ 288.215308][ T7260] ? trace_irq_disable+0x3b/0x140
[ 288.215331][ T7260] ? clear_bhb_loop+0x40/0x90
[ 288.215354][ T7260] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.215371][ T7260] RIP: 0033:0x7f3fa160b60a
[ 288.215387][ T7260] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 288.215403][ T7260] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 288.215423][ T7260] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 288.215436][ T7260] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 288.215448][ T7260] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 288.215460][ T7260] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 288.215471][ T7260] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 288.215501][ T7260]
[ 288.222856][ T7260] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 288.222876][ T7260] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 288.785747][ T7264] loop1: detected capacity change from 0 to 32768
[ 288.792169][ T7264] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 288.792190][ T7264] CPU: 0 UID: 0 PID: 7264 Comm: syz.1.198 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 288.792209][ T7264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 288.792220][ T7264] Call Trace:
[ 288.792228][ T7264]
[ 288.792236][ T7264] dump_stack_lvl+0xe8/0x150
[ 288.792264][ T7264] sysfs_create_dir_ns+0x271/0x2a0
[ 288.792283][ T7264] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 288.792304][ T7264] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 288.792323][ T7264] ? rt_spin_unlock+0x160/0x200
[ 288.792345][ T7264] kobject_add_internal+0x631/0xd10
[ 288.792369][ T7264] kobject_init_and_add+0x12b/0x1a0
[ 288.792391][ T7264] ? __pfx_kobject_init_and_add+0x10/0x10
[ 288.792419][ T7264] ? __raw_spin_lock_init+0x45/0x100
[ 288.792444][ T7264] ? __init_swait_queue_head+0xa9/0x150
[ 288.792469][ T7264] gfs2_sys_fs_add+0x257/0x480
[ 288.792487][ T7264] ? is_dynamic_key+0x1ac/0x1c0
[ 288.792510][ T7264] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 288.792535][ T7264] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 288.792571][ T7264] gfs2_fill_super+0x141c/0x2220
[ 288.792609][ T7264] ? __pfx_gfs2_fill_super+0x10/0x10
[ 288.792628][ T7264] ? rt_spin_unlock+0x14f/0x200
[ 288.792651][ T7264] ? sb_set_blocksize+0x11b/0x210
[ 288.792677][ T7264] ? setup_bdev_super+0x4c1/0x5b0
[ 288.792702][ T7264] get_tree_bdev_flags+0x431/0x4f0
[ 288.792723][ T7264] ? __pfx_gfs2_fill_super+0x10/0x10
[ 288.792745][ T7264] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 288.792764][ T7264] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 288.792796][ T7264] gfs2_get_tree+0x51/0x1e0
[ 288.792820][ T7264] vfs_get_tree+0x92/0x2a0
[ 288.792843][ T7264] do_new_mount+0x341/0xd30
[ 288.792860][ T7264] ? apparmor_capable+0x126/0x170
[ 288.792889][ T7264] ? __pfx_do_new_mount+0x10/0x10
[ 288.792906][ T7264] ? ns_capable+0x89/0xe0
[ 288.792927][ T7264] ? user_path_at+0xd4/0x160
[ 288.792950][ T7264] ? user_path_at+0xd4/0x160
[ 288.792972][ T7264] __se_sys_mount+0x31d/0x420
[ 288.792995][ T7264] ? __pfx___se_sys_mount+0x10/0x10
[ 288.793018][ T7264] ? __x64_sys_mount+0x20/0xc0
[ 288.793034][ T7264] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.793052][ T7264] do_syscall_64+0x15f/0xf80
[ 288.793073][ T7264] ? trace_irq_disable+0x3b/0x140
[ 288.793095][ T7264] ? clear_bhb_loop+0x40/0x90
[ 288.793117][ T7264] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.793134][ T7264] RIP: 0033:0x7f3fa160b60a
[ 288.793151][ T7264] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 288.793166][ T7264] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 288.793187][ T7264] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 288.793201][ T7264] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 288.793214][ T7264] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 288.793225][ T7264] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 288.793237][ T7264] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 288.793264][ T7264]
[ 288.793303][ T7264] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 288.793318][ T7264] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 289.399803][ T7268] loop1: detected capacity change from 0 to 32768
[ 289.412375][ T7268] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 289.412394][ T7268] CPU: 0 UID: 0 PID: 7268 Comm: syz.1.199 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 289.412412][ T7268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 289.412421][ T7268] Call Trace:
[ 289.412426][ T7268]
[ 289.412431][ T7268] dump_stack_lvl+0xe8/0x150
[ 289.412449][ T7268] sysfs_create_dir_ns+0x271/0x2a0
[ 289.412461][ T7268] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 289.412475][ T7268] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 289.412487][ T7268] ? rt_spin_unlock+0x160/0x200
[ 289.412500][ T7268] kobject_add_internal+0x631/0xd10
[ 289.412514][ T7268] kobject_init_and_add+0x12b/0x1a0
[ 289.412528][ T7268] ? __pfx_kobject_init_and_add+0x10/0x10
[ 289.412538][ T7268] ? __raw_spin_lock_init+0x45/0x100
[ 289.412553][ T7268] ? __init_swait_queue_head+0xa9/0x150
[ 289.412569][ T7268] gfs2_sys_fs_add+0x257/0x480
[ 289.412580][ T7268] ? is_dynamic_key+0x1ac/0x1c0
[ 289.412594][ T7268] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 289.412610][ T7268] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 289.412633][ T7268] gfs2_fill_super+0x141c/0x2220
[ 289.412656][ T7268] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.412668][ T7268] ? rt_spin_unlock+0x14f/0x200
[ 289.412686][ T7268] ? sb_set_blocksize+0x11b/0x210
[ 289.412702][ T7268] ? setup_bdev_super+0x4c1/0x5b0
[ 289.412717][ T7268] get_tree_bdev_flags+0x431/0x4f0
[ 289.412730][ T7268] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.412744][ T7268] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 289.412756][ T7268] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 289.412774][ T7268] gfs2_get_tree+0x51/0x1e0
[ 289.412789][ T7268] vfs_get_tree+0x92/0x2a0
[ 289.412804][ T7268] do_new_mount+0x341/0xd30
[ 289.412814][ T7268] ? apparmor_capable+0x126/0x170
[ 289.412832][ T7268] ? __pfx_do_new_mount+0x10/0x10
[ 289.412842][ T7268] ? ns_capable+0x89/0xe0
[ 289.412856][ T7268] ? user_path_at+0xd4/0x160
[ 289.412874][ T7268] ? user_path_at+0xd4/0x160
[ 289.412892][ T7268] __se_sys_mount+0x31d/0x420
[ 289.412914][ T7268] ? __pfx___se_sys_mount+0x10/0x10
[ 289.412928][ T7268] ? __x64_sys_mount+0x20/0xc0
[ 289.412937][ T7268] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.412948][ T7268] do_syscall_64+0x15f/0xf80
[ 289.412963][ T7268] ? trace_irq_disable+0x3b/0x140
[ 289.412977][ T7268] ? clear_bhb_loop+0x40/0x90
[ 289.412989][ T7268] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.413007][ T7268] RIP: 0033:0x7f3fa160b60a
[ 289.413018][ T7268] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 289.413027][ T7268] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 289.413039][ T7268] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 289.413047][ T7268] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 289.413054][ T7268] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 289.413060][ T7268] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 289.413067][ T7268] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 289.413082][ T7268]
[ 289.413107][ T7268] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 289.413116][ T7268] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 289.995016][ T7272] loop1: detected capacity change from 0 to 32768
[ 289.998850][ T7272] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 289.998872][ T7272] CPU: 1 UID: 0 PID: 7272 Comm: syz.1.200 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 289.998892][ T7272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 289.998903][ T7272] Call Trace:
[ 289.998911][ T7272]
[ 289.998919][ T7272] dump_stack_lvl+0xe8/0x150
[ 289.998948][ T7272] sysfs_create_dir_ns+0x271/0x2a0
[ 289.998968][ T7272] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 289.999000][ T7272] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 289.999023][ T7272] ? rt_spin_unlock+0x160/0x200
[ 289.999045][ T7272] kobject_add_internal+0x631/0xd10
[ 289.999071][ T7272] kobject_init_and_add+0x12b/0x1a0
[ 289.999095][ T7272] ? __pfx_kobject_init_and_add+0x10/0x10
[ 289.999114][ T7272] ? __raw_spin_lock_init+0x45/0x100
[ 289.999139][ T7272] ? __init_swait_queue_head+0xa9/0x150
[ 289.999165][ T7272] gfs2_sys_fs_add+0x257/0x480
[ 289.999183][ T7272] ? is_dynamic_key+0x1ac/0x1c0
[ 289.999208][ T7272] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 289.999236][ T7272] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 289.999273][ T7272] gfs2_fill_super+0x141c/0x2220
[ 289.999311][ T7272] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.999333][ T7272] ? rt_spin_unlock+0x14f/0x200
[ 289.999357][ T7272] ? sb_set_blocksize+0x11b/0x210
[ 289.999384][ T7272] ? setup_bdev_super+0x4c1/0x5b0
[ 289.999410][ T7272] get_tree_bdev_flags+0x431/0x4f0
[ 289.999433][ T7272] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.999457][ T7272] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 289.999478][ T7272] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 289.999510][ T7272] gfs2_get_tree+0x51/0x1e0
[ 289.999536][ T7272] vfs_get_tree+0x92/0x2a0
[ 289.999562][ T7272] do_new_mount+0x341/0xd30
[ 289.999578][ T7272] ? apparmor_capable+0x126/0x170
[ 289.999609][ T7272] ? __pfx_do_new_mount+0x10/0x10
[ 289.999627][ T7272] ? ns_capable+0x89/0xe0
[ 289.999652][ T7272] ? user_path_at+0xd4/0x160
[ 289.999675][ T7272] ? user_path_at+0xd4/0x160
[ 289.999697][ T7272] __se_sys_mount+0x31d/0x420
[ 289.999721][ T7272] ? __pfx___se_sys_mount+0x10/0x10
[ 289.999746][ T7272] ? __x64_sys_mount+0x20/0xc0
[ 289.999764][ T7272] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.999784][ T7272] do_syscall_64+0x15f/0xf80
[ 289.999808][ T7272] ? trace_irq_disable+0x3b/0x140
[ 289.999831][ T7272] ? clear_bhb_loop+0x40/0x90
[ 289.999853][ T7272] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.999871][ T7272] RIP: 0033:0x7f3fa160b60a
[ 289.999889][ T7272] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 289.999904][ T7272] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 289.999925][ T7272] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 289.999938][ T7272] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 289.999950][ T7272] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 289.999962][ T7272] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 289.999980][ T7272] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 290.000010][ T7272]
[ 290.000036][ T7272] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 290.000051][ T7272] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 290.573065][ T7276] loop1: detected capacity change from 0 to 32768
[ 290.587028][ T7276] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 290.587050][ T7276] CPU: 1 UID: 0 PID: 7276 Comm: syz.1.201 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 290.587071][ T7276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 290.587082][ T7276] Call Trace:
[ 290.587089][ T7276]
[ 290.587097][ T7276] dump_stack_lvl+0xe8/0x150
[ 290.587126][ T7276] sysfs_create_dir_ns+0x271/0x2a0
[ 290.587147][ T7276] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 290.587168][ T7276] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 290.587194][ T7276] ? rt_spin_unlock+0x160/0x200
[ 290.587217][ T7276] kobject_add_internal+0x631/0xd10
[ 290.587242][ T7276] kobject_init_and_add+0x12b/0x1a0
[ 290.587266][ T7276] ? __pfx_kobject_init_and_add+0x10/0x10
[ 290.587285][ T7276] ? __raw_spin_lock_init+0x45/0x100
[ 290.587310][ T7276] ? __init_swait_queue_head+0xa9/0x150
[ 290.587337][ T7276] gfs2_sys_fs_add+0x257/0x480
[ 290.587356][ T7276] ? is_dynamic_key+0x1ac/0x1c0
[ 290.587381][ T7276] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 290.587409][ T7276] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 290.587448][ T7276] gfs2_fill_super+0x141c/0x2220
[ 290.587487][ T7276] ? __pfx_gfs2_fill_super+0x10/0x10
[ 290.587509][ T7276] ? rt_spin_unlock+0x14f/0x200
[ 290.587533][ T7276] ? sb_set_blocksize+0x11b/0x210
[ 290.587560][ T7276] ? setup_bdev_super+0x4c1/0x5b0
[ 290.587586][ T7276] get_tree_bdev_flags+0x431/0x4f0
[ 290.587609][ T7276] ? __pfx_gfs2_fill_super+0x10/0x10
[ 290.587633][ T7276] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 290.587653][ T7276] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 290.587686][ T7276] gfs2_get_tree+0x51/0x1e0
[ 290.587713][ T7276] vfs_get_tree+0x92/0x2a0
[ 290.587738][ T7276] do_new_mount+0x341/0xd30
[ 290.587755][ T7276] ? apparmor_capable+0x126/0x170
[ 290.587787][ T7276] ? __pfx_do_new_mount+0x10/0x10
[ 290.587805][ T7276] ? ns_capable+0x89/0xe0
[ 290.587830][ T7276] ? user_path_at+0xd4/0x160
[ 290.587854][ T7276] ? user_path_at+0xd4/0x160
[ 290.587876][ T7276] __se_sys_mount+0x31d/0x420
[ 290.587901][ T7276] ? __pfx___se_sys_mount+0x10/0x10
[ 290.587933][ T7276] ? __x64_sys_mount+0x20/0xc0
[ 290.587951][ T7276] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 290.587970][ T7276] do_syscall_64+0x15f/0xf80
[ 290.587993][ T7276] ? trace_irq_disable+0x3b/0x140
[ 290.588017][ T7276] ? clear_bhb_loop+0x40/0x90
[ 290.588039][ T7276] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 290.588056][ T7276] RIP: 0033:0x7f3fa160b60a
[ 290.588075][ T7276] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 290.588090][ T7276] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 290.588110][ T7276] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 290.588124][ T7276] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 290.588137][ T7276] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 290.588149][ T7276] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 290.588161][ T7276] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 290.588190][ T7276]
[ 290.589953][ T7276] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 290.589973][ T7276] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 291.160317][ T7280] loop1: detected capacity change from 0 to 32768
[ 291.172534][ T7280] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 291.172555][ T7280] CPU: 0 UID: 0 PID: 7280 Comm: syz.1.202 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 291.172575][ T7280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 291.172586][ T7280] Call Trace:
[ 291.172594][ T7280]
[ 291.172602][ T7280] dump_stack_lvl+0xe8/0x150
[ 291.172630][ T7280] sysfs_create_dir_ns+0x271/0x2a0
[ 291.172651][ T7280] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 291.172674][ T7280] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 291.172696][ T7280] ? rt_spin_unlock+0x160/0x200
[ 291.172718][ T7280] kobject_add_internal+0x631/0xd10
[ 291.172745][ T7280] kobject_init_and_add+0x12b/0x1a0
[ 291.172769][ T7280] ? __pfx_kobject_init_and_add+0x10/0x10
[ 291.172789][ T7280] ? __raw_spin_lock_init+0x45/0x100
[ 291.172815][ T7280] ? __init_swait_queue_head+0xa9/0x150
[ 291.172850][ T7280] gfs2_sys_fs_add+0x257/0x480
[ 291.172870][ T7280] ? is_dynamic_key+0x1ac/0x1c0
[ 291.172895][ T7280] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 291.172924][ T7280] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 291.172959][ T7280] gfs2_fill_super+0x141c/0x2220
[ 291.172996][ T7280] ? __pfx_gfs2_fill_super+0x10/0x10
[ 291.173019][ T7280] ? rt_spin_unlock+0x14f/0x200
[ 291.173043][ T7280] ? sb_set_blocksize+0x11b/0x210
[ 291.173070][ T7280] ? setup_bdev_super+0x4c1/0x5b0
[ 291.173096][ T7280] get_tree_bdev_flags+0x431/0x4f0
[ 291.173119][ T7280] ? __pfx_gfs2_fill_super+0x10/0x10
[ 291.173143][ T7280] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 291.173163][ T7280] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 291.173195][ T7280] gfs2_get_tree+0x51/0x1e0
[ 291.173222][ T7280] vfs_get_tree+0x92/0x2a0
[ 291.173246][ T7280] do_new_mount+0x341/0xd30
[ 291.173263][ T7280] ? apparmor_capable+0x126/0x170
[ 291.173299][ T7280] ? __pfx_do_new_mount+0x10/0x10
[ 291.173318][ T7280] ? ns_capable+0x89/0xe0
[ 291.173342][ T7280] ? user_path_at+0xd4/0x160
[ 291.173367][ T7280] ? user_path_at+0xd4/0x160
[ 291.173389][ T7280] __se_sys_mount+0x31d/0x420
[ 291.173414][ T7280] ? __pfx___se_sys_mount+0x10/0x10
[ 291.173439][ T7280] ? __x64_sys_mount+0x20/0xc0
[ 291.173457][ T7280] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.173477][ T7280] do_syscall_64+0x15f/0xf80
[ 291.173500][ T7280] ? trace_irq_disable+0x3b/0x140
[ 291.173523][ T7280] ? clear_bhb_loop+0x40/0x90
[ 291.173546][ T7280] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.173563][ T7280] RIP: 0033:0x7f3fa160b60a
[ 291.173581][ T7280] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 291.173596][ T7280] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 291.173616][ T7280] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 291.173630][ T7280] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 291.173642][ T7280] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 291.173655][ T7280] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 291.173667][ T7280] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 291.173696][ T7280]
[ 291.173723][ T7280] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 291.173737][ T7280] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 291.727569][ T7284] loop1: detected capacity change from 0 to 32768
[ 291.732037][ T7284] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 291.732058][ T7284] CPU: 1 UID: 0 PID: 7284 Comm: syz.1.203 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 291.732078][ T7284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 291.732089][ T7284] Call Trace:
[ 291.732096][ T7284]
[ 291.732104][ T7284] dump_stack_lvl+0xe8/0x150
[ 291.732131][ T7284] sysfs_create_dir_ns+0x271/0x2a0
[ 291.732152][ T7284] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 291.732174][ T7284] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 291.732196][ T7284] ? rt_spin_unlock+0x160/0x200
[ 291.732219][ T7284] kobject_add_internal+0x631/0xd10
[ 291.732245][ T7284] kobject_init_and_add+0x12b/0x1a0
[ 291.732269][ T7284] ? __pfx_kobject_init_and_add+0x10/0x10
[ 291.732289][ T7284] ? __raw_spin_lock_init+0x45/0x100
[ 291.732313][ T7284] ? __init_swait_queue_head+0xa9/0x150
[ 291.732339][ T7284] gfs2_sys_fs_add+0x257/0x480
[ 291.732358][ T7284] ? is_dynamic_key+0x1ac/0x1c0
[ 291.732383][ T7284] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 291.732411][ T7284] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 291.732450][ T7284] gfs2_fill_super+0x141c/0x2220
[ 291.732490][ T7284] ? __pfx_gfs2_fill_super+0x10/0x10
[ 291.732512][ T7284] ? rt_spin_unlock+0x14f/0x200
[ 291.732537][ T7284] ? sb_set_blocksize+0x11b/0x210
[ 291.732564][ T7284] ? setup_bdev_super+0x4c1/0x5b0
[ 291.732590][ T7284] get_tree_bdev_flags+0x431/0x4f0
[ 291.732613][ T7284] ? __pfx_gfs2_fill_super+0x10/0x10
[ 291.732636][ T7284] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 291.732656][ T7284] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 291.732688][ T7284] gfs2_get_tree+0x51/0x1e0
[ 291.732715][ T7284] vfs_get_tree+0x92/0x2a0
[ 291.732739][ T7284] do_new_mount+0x341/0xd30
[ 291.732755][ T7284] ? apparmor_capable+0x126/0x170
[ 291.732786][ T7284] ? __pfx_do_new_mount+0x10/0x10
[ 291.732804][ T7284] ? ns_capable+0x89/0xe0
[ 291.732829][ T7284] ? user_path_at+0xd4/0x160
[ 291.732853][ T7284] ? user_path_at+0xd4/0x160
[ 291.732875][ T7284] __se_sys_mount+0x31d/0x420
[ 291.732899][ T7284] ? __pfx___se_sys_mount+0x10/0x10
[ 291.732923][ T7284] ? __x64_sys_mount+0x20/0xc0
[ 291.732941][ T7284] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.732960][ T7284] do_syscall_64+0x15f/0xf80
[ 291.732982][ T7284] ? trace_irq_disable+0x3b/0x140
[ 291.733014][ T7284] ? clear_bhb_loop+0x40/0x90
[ 291.733036][ T7284] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.733053][ T7284] RIP: 0033:0x7f3fa160b60a
[ 291.733071][ T7284] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 291.733086][ T7284] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 291.733107][ T7284] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 291.733120][ T7284] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 291.733134][ T7284] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 291.733146][ T7284] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 291.733158][ T7284] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 291.733188][ T7284]
[ 291.733214][ T7284] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 291.733782][ T7284] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 292.289413][ T7288] loop1: detected capacity change from 0 to 32768
[ 292.293370][ T7288] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 292.293392][ T7288] CPU: 1 UID: 0 PID: 7288 Comm: syz.1.204 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 292.293414][ T7288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 292.293425][ T7288] Call Trace:
[ 292.293433][ T7288]
[ 292.293441][ T7288] dump_stack_lvl+0xe8/0x150
2026/05/01 20:18:32 executed programs: 190
[ 292.293468][ T7288] sysfs_create_dir_ns+0x271/0x2a0
[ 292.293488][ T7288] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 292.293511][ T7288] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 292.293533][ T7288] ? rt_spin_unlock+0x160/0x200
[ 292.293554][ T7288] kobject_add_internal+0x631/0xd10
[ 292.293581][ T7288] kobject_init_and_add+0x12b/0x1a0
[ 292.293606][ T7288] ? __pfx_kobject_init_and_add+0x10/0x10
[ 292.293625][ T7288] ? __raw_spin_lock_init+0x45/0x100
[ 292.293651][ T7288] ? __init_swait_queue_head+0xa9/0x150
[ 292.293678][ T7288] gfs2_sys_fs_add+0x257/0x480
[ 292.293697][ T7288] ? is_dynamic_key+0x1ac/0x1c0
[ 292.293733][ T7288] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 292.293762][ T7288] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 292.293801][ T7288] gfs2_fill_super+0x141c/0x2220
[ 292.293837][ T7288] ? __pfx_gfs2_fill_super+0x10/0x10
[ 292.293858][ T7288] ? rt_spin_unlock+0x14f/0x200
[ 292.293880][ T7288] ? sb_set_blocksize+0x11b/0x210
[ 292.293905][ T7288] ? setup_bdev_super+0x4c1/0x5b0
[ 292.293930][ T7288] get_tree_bdev_flags+0x431/0x4f0
[ 292.293953][ T7288] ? __pfx_gfs2_fill_super+0x10/0x10
[ 292.293976][ T7288] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 292.293997][ T7288] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 292.294028][ T7288] gfs2_get_tree+0x51/0x1e0
[ 292.294055][ T7288] vfs_get_tree+0x92/0x2a0
[ 292.294079][ T7288] do_new_mount+0x341/0xd30
[ 292.294094][ T7288] ? apparmor_capable+0x126/0x170
[ 292.294125][ T7288] ? __pfx_do_new_mount+0x10/0x10
[ 292.294142][ T7288] ? ns_capable+0x89/0xe0
[ 292.294166][ T7288] ? user_path_at+0xd4/0x160
[ 292.294189][ T7288] ? user_path_at+0xd4/0x160
[ 292.294211][ T7288] __se_sys_mount+0x31d/0x420
[ 292.294236][ T7288] ? __pfx___se_sys_mount+0x10/0x10
[ 292.294259][ T7288] ? __x64_sys_mount+0x20/0xc0
[ 292.294276][ T7288] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 292.294294][ T7288] do_syscall_64+0x15f/0xf80
[ 292.294317][ T7288] ? trace_irq_disable+0x3b/0x140
[ 292.294340][ T7288] ? clear_bhb_loop+0x40/0x90
[ 292.294361][ T7288] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 292.294378][ T7288] RIP: 0033:0x7f3fa160b60a
[ 292.294396][ T7288] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 292.294411][ T7288] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 292.294430][ T7288] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 292.294444][ T7288] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 292.294457][ T7288] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 292.294470][ T7288] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 292.294482][ T7288] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 292.294508][ T7288]
[ 292.301563][ T7288] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 292.301594][ T7288] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 292.867889][ T7292] loop1: detected capacity change from 0 to 32768
[ 292.873133][ T7292] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 292.873154][ T7292] CPU: 1 UID: 0 PID: 7292 Comm: syz.1.205 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 292.873174][ T7292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 292.873185][ T7292] Call Trace:
[ 292.873192][ T7292]
[ 292.873201][ T7292] dump_stack_lvl+0xe8/0x150
[ 292.873230][ T7292] sysfs_create_dir_ns+0x271/0x2a0
[ 292.873250][ T7292] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 292.873273][ T7292] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 292.873295][ T7292] ? rt_spin_unlock+0x160/0x200
[ 292.873318][ T7292] kobject_add_internal+0x631/0xd10
[ 292.873344][ T7292] kobject_init_and_add+0x12b/0x1a0
[ 292.873367][ T7292] ? __pfx_kobject_init_and_add+0x10/0x10
[ 292.873387][ T7292] ? __raw_spin_lock_init+0x45/0x100
[ 292.873412][ T7292] ? __init_swait_queue_head+0xa9/0x150
[ 292.873439][ T7292] gfs2_sys_fs_add+0x257/0x480
[ 292.873458][ T7292] ? is_dynamic_key+0x1ac/0x1c0
[ 292.873483][ T7292] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 292.873512][ T7292] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 292.873550][ T7292] gfs2_fill_super+0x141c/0x2220
[ 292.873590][ T7292] ? __pfx_gfs2_fill_super+0x10/0x10
[ 292.873611][ T7292] ? rt_spin_unlock+0x14f/0x200
[ 292.873635][ T7292] ? sb_set_blocksize+0x11b/0x210
[ 292.873661][ T7292] ? setup_bdev_super+0x4c1/0x5b0
[ 292.873687][ T7292] get_tree_bdev_flags+0x431/0x4f0
[ 292.873710][ T7292] ? __pfx_gfs2_fill_super+0x10/0x10
[ 292.873732][ T7292] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 292.873751][ T7292] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 292.873779][ T7292] gfs2_get_tree+0x51/0x1e0
[ 292.873803][ T7292] vfs_get_tree+0x92/0x2a0
[ 292.873826][ T7292] do_new_mount+0x341/0xd30
[ 292.873841][ T7292] ? apparmor_capable+0x126/0x170
[ 292.873871][ T7292] ? __pfx_do_new_mount+0x10/0x10
[ 292.873889][ T7292] ? ns_capable+0x89/0xe0
[ 292.873913][ T7292] ? user_path_at+0xd4/0x160
[ 292.873935][ T7292] ? user_path_at+0xd4/0x160
[ 292.873955][ T7292] __se_sys_mount+0x31d/0x420
[ 292.873985][ T7292] ? __pfx___se_sys_mount+0x10/0x10
[ 292.874007][ T7292] ? __x64_sys_mount+0x20/0xc0
[ 292.874024][ T7292] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 292.874044][ T7292] do_syscall_64+0x15f/0xf80
[ 292.874065][ T7292] ? trace_irq_disable+0x3b/0x140
[ 292.874086][ T7292] ? clear_bhb_loop+0x40/0x90
[ 292.874104][ T7292] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 292.874119][ T7292] RIP: 0033:0x7f3fa160b60a
[ 292.874136][ T7292] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 292.874150][ T7292] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 292.874170][ T7292] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 292.874182][ T7292] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 292.874194][ T7292] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 292.874205][ T7292] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 292.874217][ T7292] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 292.874246][ T7292]
[ 292.874437][ T7292] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 292.874453][ T7292] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 293.449779][ T7296] loop1: detected capacity change from 0 to 32768
[ 293.474783][ T7296] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 293.474805][ T7296] CPU: 0 UID: 0 PID: 7296 Comm: syz.1.206 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 293.474826][ T7296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 293.474836][ T7296] Call Trace:
[ 293.474844][ T7296]
[ 293.474853][ T7296] dump_stack_lvl+0xe8/0x150
[ 293.474882][ T7296] sysfs_create_dir_ns+0x271/0x2a0
[ 293.474902][ T7296] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 293.474924][ T7296] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 293.474942][ T7296] ? __rcu_read_unlock+0x83/0xe0
[ 293.474966][ T7296] ? rt_spin_unlock+0x160/0x200
[ 293.474989][ T7296] kobject_add_internal+0x631/0xd10
[ 293.475017][ T7296] kobject_init_and_add+0x12b/0x1a0
[ 293.475041][ T7296] ? __pfx_kobject_init_and_add+0x10/0x10
[ 293.475062][ T7296] ? __raw_spin_lock_init+0x45/0x100
[ 293.475085][ T7296] ? __init_swait_queue_head+0xa9/0x150
[ 293.475111][ T7296] gfs2_sys_fs_add+0x257/0x480
[ 293.475130][ T7296] ? is_dynamic_key+0x1ac/0x1c0
[ 293.475154][ T7296] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 293.475183][ T7296] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 293.475222][ T7296] gfs2_fill_super+0x141c/0x2220
[ 293.475261][ T7296] ? __pfx_gfs2_fill_super+0x10/0x10
[ 293.475282][ T7296] ? rt_spin_unlock+0x14f/0x200
[ 293.475306][ T7296] ? sb_set_blocksize+0x11b/0x210
[ 293.475332][ T7296] ? setup_bdev_super+0x4c1/0x5b0
[ 293.475358][ T7296] get_tree_bdev_flags+0x431/0x4f0
[ 293.475381][ T7296] ? __pfx_gfs2_fill_super+0x10/0x10
[ 293.475405][ T7296] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 293.475426][ T7296] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 293.475457][ T7296] gfs2_get_tree+0x51/0x1e0
[ 293.475483][ T7296] vfs_get_tree+0x92/0x2a0
[ 293.475507][ T7296] do_new_mount+0x341/0xd30
[ 293.475522][ T7296] ? apparmor_capable+0x126/0x170
[ 293.475552][ T7296] ? __pfx_do_new_mount+0x10/0x10
[ 293.475569][ T7296] ? ns_capable+0x89/0xe0
[ 293.475591][ T7296] ? user_path_at+0xd4/0x160
[ 293.475616][ T7296] ? user_path_at+0xd4/0x160
[ 293.475647][ T7296] __se_sys_mount+0x31d/0x420
[ 293.475664][ T7296] ? __pfx___se_sys_mount+0x10/0x10
[ 293.475677][ T7296] ? __x64_sys_mount+0x20/0xc0
[ 293.475687][ T7296] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.475698][ T7296] do_syscall_64+0x15f/0xf80
[ 293.475713][ T7296] ? trace_irq_disable+0x3b/0x140
[ 293.475727][ T7296] ? clear_bhb_loop+0x40/0x90
[ 293.475740][ T7296] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.475749][ T7296] RIP: 0033:0x7f3fa160b60a
[ 293.475761][ T7296] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 293.475769][ T7296] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 293.475781][ T7296] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 293.475789][ T7296] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 293.475796][ T7296] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 293.475803][ T7296] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 293.475809][ T7296] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 293.475824][ T7296]
[ 293.475841][ T7296] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 293.475850][ T7296] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 294.013218][ T7300] loop1: detected capacity change from 0 to 32768
[ 294.028096][ T7300] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 294.028118][ T7300] CPU: 0 UID: 0 PID: 7300 Comm: syz.1.207 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 294.028138][ T7300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 294.028150][ T7300] Call Trace:
[ 294.028157][ T7300]
[ 294.028164][ T7300] dump_stack_lvl+0xe8/0x150
[ 294.028193][ T7300] sysfs_create_dir_ns+0x271/0x2a0
[ 294.028212][ T7300] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 294.028235][ T7300] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 294.028258][ T7300] ? rt_spin_unlock+0x160/0x200
[ 294.028281][ T7300] kobject_add_internal+0x631/0xd10
[ 294.028307][ T7300] kobject_init_and_add+0x12b/0x1a0
[ 294.028337][ T7300] ? __pfx_kobject_init_and_add+0x10/0x10
[ 294.028358][ T7300] ? __raw_spin_lock_init+0x45/0x100
[ 294.028382][ T7300] ? __init_swait_queue_head+0xa9/0x150
[ 294.028408][ T7300] gfs2_sys_fs_add+0x257/0x480
[ 294.028427][ T7300] ? is_dynamic_key+0x1ac/0x1c0
[ 294.028452][ T7300] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 294.028482][ T7300] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 294.028520][ T7300] gfs2_fill_super+0x141c/0x2220
[ 294.028560][ T7300] ? __pfx_gfs2_fill_super+0x10/0x10
[ 294.028594][ T7300] ? rt_spin_unlock+0x14f/0x200
[ 294.028618][ T7300] ? sb_set_blocksize+0x11b/0x210
[ 294.028645][ T7300] ? setup_bdev_super+0x4c1/0x5b0
[ 294.028670][ T7300] get_tree_bdev_flags+0x431/0x4f0
[ 294.028694][ T7300] ? __pfx_gfs2_fill_super+0x10/0x10
[ 294.028717][ T7300] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 294.028737][ T7300] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 294.028770][ T7300] gfs2_get_tree+0x51/0x1e0
[ 294.028797][ T7300] vfs_get_tree+0x92/0x2a0
[ 294.028824][ T7300] do_new_mount+0x341/0xd30
[ 294.028843][ T7300] ? apparmor_capable+0x126/0x170
[ 294.028870][ T7300] ? __pfx_do_new_mount+0x10/0x10
[ 294.028887][ T7300] ? ns_capable+0x89/0xe0
[ 294.028910][ T7300] ? user_path_at+0xd4/0x160
[ 294.028933][ T7300] ? user_path_at+0xd4/0x160
[ 294.028954][ T7300] __se_sys_mount+0x31d/0x420
[ 294.028976][ T7300] ? __pfx___se_sys_mount+0x10/0x10
[ 294.029001][ T7300] ? __x64_sys_mount+0x20/0xc0
[ 294.029017][ T7300] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.029034][ T7300] do_syscall_64+0x15f/0xf80
[ 294.029053][ T7300] ? trace_irq_disable+0x3b/0x140
[ 294.029071][ T7300] ? clear_bhb_loop+0x40/0x90
[ 294.029089][ T7300] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.029102][ T7300] RIP: 0033:0x7f3fa160b60a
[ 294.029117][ T7300] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 294.029129][ T7300] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 294.029146][ T7300] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 294.029156][ T7300] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 294.029166][ T7300] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 294.029176][ T7300] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 294.029185][ T7300] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 294.029208][ T7300]
[ 294.029245][ T7300] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 294.029258][ T7300] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 294.613476][ T7304] loop1: detected capacity change from 0 to 32768
[ 294.634105][ T7304] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 294.634186][ T7304] CPU: 0 UID: 0 PID: 7304 Comm: syz.1.208 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 294.634208][ T7304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 294.634219][ T7304] Call Trace:
[ 294.634226][ T7304]
[ 294.634233][ T7304] dump_stack_lvl+0xe8/0x150
[ 294.634262][ T7304] sysfs_create_dir_ns+0x271/0x2a0
[ 294.634283][ T7304] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 294.634306][ T7304] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 294.634327][ T7304] ? rt_spin_unlock+0x160/0x200
[ 294.634349][ T7304] kobject_add_internal+0x631/0xd10
[ 294.634375][ T7304] kobject_init_and_add+0x12b/0x1a0
[ 294.634398][ T7304] ? __pfx_kobject_init_and_add+0x10/0x10
[ 294.634418][ T7304] ? __raw_spin_lock_init+0x45/0x100
[ 294.634442][ T7304] ? __init_swait_queue_head+0xa9/0x150
[ 294.634467][ T7304] gfs2_sys_fs_add+0x257/0x480
[ 294.634486][ T7304] ? is_dynamic_key+0x1ac/0x1c0
[ 294.634511][ T7304] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 294.634541][ T7304] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 294.634576][ T7304] gfs2_fill_super+0x141c/0x2220
[ 294.634612][ T7304] ? __pfx_gfs2_fill_super+0x10/0x10
[ 294.634632][ T7304] ? rt_spin_unlock+0x14f/0x200
[ 294.634656][ T7304] ? sb_set_blocksize+0x11b/0x210
[ 294.634684][ T7304] ? setup_bdev_super+0x4c1/0x5b0
[ 294.634710][ T7304] get_tree_bdev_flags+0x431/0x4f0
[ 294.634734][ T7304] ? __pfx_gfs2_fill_super+0x10/0x10
[ 294.634757][ T7304] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 294.634776][ T7304] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 294.634816][ T7304] gfs2_get_tree+0x51/0x1e0
[ 294.634842][ T7304] vfs_get_tree+0x92/0x2a0
[ 294.634866][ T7304] do_new_mount+0x341/0xd30
[ 294.634883][ T7304] ? apparmor_capable+0x126/0x170
[ 294.634913][ T7304] ? __pfx_do_new_mount+0x10/0x10
[ 294.634931][ T7304] ? ns_capable+0x89/0xe0
[ 294.634955][ T7304] ? user_path_at+0xd4/0x160
[ 294.634979][ T7304] ? user_path_at+0xd4/0x160
[ 294.635001][ T7304] __se_sys_mount+0x31d/0x420
[ 294.635025][ T7304] ? __pfx___se_sys_mount+0x10/0x10
[ 294.635050][ T7304] ? __x64_sys_mount+0x20/0xc0
[ 294.635067][ T7304] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.635087][ T7304] do_syscall_64+0x15f/0xf80
[ 294.635111][ T7304] ? trace_irq_disable+0x3b/0x140
[ 294.635133][ T7304] ? clear_bhb_loop+0x40/0x90
[ 294.635155][ T7304] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.635173][ T7304] RIP: 0033:0x7f3fa160b60a
[ 294.635191][ T7304] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 294.635206][ T7304] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 294.635226][ T7304] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 294.635239][ T7304] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 294.635251][ T7304] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 294.635264][ T7304] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 294.635276][ T7304] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 294.635306][ T7304]
[ 294.636958][ T7304] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 294.636979][ T7304] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 295.211998][ T7308] loop1: detected capacity change from 0 to 32768
[ 295.222161][ T7308] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 295.222182][ T7308] CPU: 1 UID: 0 PID: 7308 Comm: syz.1.209 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 295.222203][ T7308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 295.222214][ T7308] Call Trace:
[ 295.222221][ T7308]
[ 295.222229][ T7308] dump_stack_lvl+0xe8/0x150
[ 295.222258][ T7308] sysfs_create_dir_ns+0x271/0x2a0
[ 295.222278][ T7308] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 295.222301][ T7308] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 295.222324][ T7308] ? rt_spin_unlock+0x160/0x200
[ 295.222345][ T7308] kobject_add_internal+0x631/0xd10
[ 295.222372][ T7308] kobject_init_and_add+0x12b/0x1a0
[ 295.222395][ T7308] ? __pfx_kobject_init_and_add+0x10/0x10
[ 295.222415][ T7308] ? __raw_spin_lock_init+0x45/0x100
[ 295.222439][ T7308] ? __init_swait_queue_head+0xa9/0x150
[ 295.222466][ T7308] gfs2_sys_fs_add+0x257/0x480
[ 295.222495][ T7308] ? is_dynamic_key+0x1ac/0x1c0
[ 295.222521][ T7308] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 295.222550][ T7308] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 295.222589][ T7308] gfs2_fill_super+0x141c/0x2220
[ 295.222627][ T7308] ? __pfx_gfs2_fill_super+0x10/0x10
[ 295.222649][ T7308] ? rt_spin_unlock+0x14f/0x200
[ 295.222672][ T7308] ? sb_set_blocksize+0x11b/0x210
[ 295.222700][ T7308] ? setup_bdev_super+0x4c1/0x5b0
[ 295.222726][ T7308] get_tree_bdev_flags+0x431/0x4f0
[ 295.222748][ T7308] ? __pfx_gfs2_fill_super+0x10/0x10
[ 295.222772][ T7308] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 295.222792][ T7308] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 295.222829][ T7308] gfs2_get_tree+0x51/0x1e0
[ 295.222856][ T7308] vfs_get_tree+0x92/0x2a0
[ 295.222881][ T7308] do_new_mount+0x341/0xd30
[ 295.222898][ T7308] ? apparmor_capable+0x126/0x170
[ 295.222929][ T7308] ? __pfx_do_new_mount+0x10/0x10
[ 295.222947][ T7308] ? ns_capable+0x89/0xe0
[ 295.222971][ T7308] ? user_path_at+0xd4/0x160
[ 295.222996][ T7308] ? user_path_at+0xd4/0x160
[ 295.223018][ T7308] __se_sys_mount+0x31d/0x420
[ 295.223042][ T7308] ? __pfx___se_sys_mount+0x10/0x10
[ 295.223067][ T7308] ? __x64_sys_mount+0x20/0xc0
[ 295.223085][ T7308] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 295.223105][ T7308] do_syscall_64+0x15f/0xf80
[ 295.223129][ T7308] ? trace_irq_disable+0x3b/0x140
[ 295.223152][ T7308] ? clear_bhb_loop+0x40/0x90
[ 295.223175][ T7308] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 295.223192][ T7308] RIP: 0033:0x7f3fa160b60a
[ 295.223209][ T7308] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 295.223224][ T7308] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 295.223243][ T7308] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 295.223255][ T7308] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 295.223268][ T7308] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 295.223296][ T7308] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 295.223308][ T7308] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 295.223338][ T7308]
[ 295.229772][ T7308] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 295.229792][ T7308] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 295.786336][ T7312] loop1: detected capacity change from 0 to 32768
[ 295.789991][ T7312] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 295.790012][ T7312] CPU: 1 UID: 0 PID: 7312 Comm: syz.1.210 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 295.790033][ T7312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 295.790044][ T7312] Call Trace:
[ 295.790051][ T7312]
[ 295.790059][ T7312] dump_stack_lvl+0xe8/0x150
[ 295.790089][ T7312] sysfs_create_dir_ns+0x271/0x2a0
[ 295.790109][ T7312] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 295.790133][ T7312] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 295.790156][ T7312] ? rt_spin_unlock+0x160/0x200
[ 295.790178][ T7312] kobject_add_internal+0x631/0xd10
[ 295.790205][ T7312] kobject_init_and_add+0x12b/0x1a0
[ 295.790228][ T7312] ? __pfx_kobject_init_and_add+0x10/0x10
[ 295.790249][ T7312] ? __raw_spin_lock_init+0x45/0x100
[ 295.790272][ T7312] ? __init_swait_queue_head+0xa9/0x150
[ 295.790298][ T7312] gfs2_sys_fs_add+0x257/0x480
[ 295.790317][ T7312] ? is_dynamic_key+0x1ac/0x1c0
[ 295.790342][ T7312] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 295.790371][ T7312] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 295.790409][ T7312] gfs2_fill_super+0x141c/0x2220
[ 295.790449][ T7312] ? __pfx_gfs2_fill_super+0x10/0x10
[ 295.790481][ T7312] ? rt_spin_unlock+0x14f/0x200
[ 295.790505][ T7312] ? sb_set_blocksize+0x11b/0x210
[ 295.790531][ T7312] ? setup_bdev_super+0x4c1/0x5b0
[ 295.790556][ T7312] get_tree_bdev_flags+0x431/0x4f0
[ 295.790579][ T7312] ? __pfx_gfs2_fill_super+0x10/0x10
[ 295.790602][ T7312] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 295.790623][ T7312] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 295.790655][ T7312] gfs2_get_tree+0x51/0x1e0
[ 295.790682][ T7312] vfs_get_tree+0x92/0x2a0
[ 295.790705][ T7312] do_new_mount+0x341/0xd30
[ 295.790724][ T7312] ? apparmor_capable+0x126/0x170
[ 295.790756][ T7312] ? __pfx_do_new_mount+0x10/0x10
[ 295.790774][ T7312] ? ns_capable+0x89/0xe0
[ 295.790798][ T7312] ? user_path_at+0xd4/0x160
[ 295.790823][ T7312] ? user_path_at+0xd4/0x160
[ 295.790845][ T7312] __se_sys_mount+0x31d/0x420
[ 295.790869][ T7312] ? __pfx___se_sys_mount+0x10/0x10
[ 295.790893][ T7312] ? __x64_sys_mount+0x20/0xc0
[ 295.790911][ T7312] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 295.790931][ T7312] do_syscall_64+0x15f/0xf80
[ 295.790953][ T7312] ? trace_irq_disable+0x3b/0x140
[ 295.790973][ T7312] ? clear_bhb_loop+0x40/0x90
[ 295.790992][ T7312] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 295.791007][ T7312] RIP: 0033:0x7f3fa160b60a
[ 295.791023][ T7312] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 295.791038][ T7312] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 295.791056][ T7312] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 295.791068][ T7312] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 295.791081][ T7312] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 295.791094][ T7312] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 295.791106][ T7312] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 295.791133][ T7312]
[ 295.791169][ T7312] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 295.791182][ T7312] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 296.329044][ T7316] loop1: detected capacity change from 0 to 32768
[ 296.343855][ T7316] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 296.343877][ T7316] CPU: 1 UID: 0 PID: 7316 Comm: syz.1.211 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 296.343897][ T7316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 296.343908][ T7316] Call Trace:
[ 296.343915][ T7316]
[ 296.343922][ T7316] dump_stack_lvl+0xe8/0x150
[ 296.343952][ T7316] sysfs_create_dir_ns+0x271/0x2a0
[ 296.343972][ T7316] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 296.343995][ T7316] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 296.344018][ T7316] ? rt_spin_unlock+0x160/0x200
[ 296.344040][ T7316] kobject_add_internal+0x631/0xd10
[ 296.344067][ T7316] kobject_init_and_add+0x12b/0x1a0
[ 296.344090][ T7316] ? __pfx_kobject_init_and_add+0x10/0x10
[ 296.344110][ T7316] ? __raw_spin_lock_init+0x45/0x100
[ 296.344132][ T7316] ? __init_swait_queue_head+0xa9/0x150
[ 296.344158][ T7316] gfs2_sys_fs_add+0x257/0x480
[ 296.344178][ T7316] ? is_dynamic_key+0x1ac/0x1c0
[ 296.344202][ T7316] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 296.344229][ T7316] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 296.344267][ T7316] gfs2_fill_super+0x141c/0x2220
[ 296.344312][ T7316] ? __pfx_gfs2_fill_super+0x10/0x10
[ 296.344334][ T7316] ? rt_spin_unlock+0x14f/0x200
[ 296.344357][ T7316] ? sb_set_blocksize+0x11b/0x210
[ 296.344384][ T7316] ? setup_bdev_super+0x4c1/0x5b0
[ 296.344409][ T7316] get_tree_bdev_flags+0x431/0x4f0
[ 296.344432][ T7316] ? __pfx_gfs2_fill_super+0x10/0x10
[ 296.344455][ T7316] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 296.344475][ T7316] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 296.344507][ T7316] gfs2_get_tree+0x51/0x1e0
[ 296.344533][ T7316] vfs_get_tree+0x92/0x2a0
[ 296.344554][ T7316] do_new_mount+0x341/0xd30
[ 296.344569][ T7316] ? apparmor_capable+0x126/0x170
[ 296.344598][ T7316] ? __pfx_do_new_mount+0x10/0x10
[ 296.344615][ T7316] ? ns_capable+0x89/0xe0
[ 296.344646][ T7316] ? user_path_at+0xd4/0x160
[ 296.344669][ T7316] ? user_path_at+0xd4/0x160
[ 296.344689][ T7316] __se_sys_mount+0x31d/0x420
[ 296.344712][ T7316] ? __pfx___se_sys_mount+0x10/0x10
[ 296.344736][ T7316] ? __x64_sys_mount+0x20/0xc0
[ 296.344754][ T7316] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.344773][ T7316] do_syscall_64+0x15f/0xf80
[ 296.344796][ T7316] ? trace_irq_disable+0x3b/0x140
[ 296.344818][ T7316] ? clear_bhb_loop+0x40/0x90
[ 296.344841][ T7316] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.344858][ T7316] RIP: 0033:0x7f3fa160b60a
[ 296.344877][ T7316] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 296.344893][ T7316] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 296.344914][ T7316] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 296.344927][ T7316] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 296.344940][ T7316] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 296.344952][ T7316] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 296.344963][ T7316] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 296.344992][ T7316]
[ 296.399116][ T7316] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 296.399138][ T7316] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 296.932473][ T7320] loop1: detected capacity change from 0 to 32768
[ 296.946067][ T7320] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 296.946088][ T7320] CPU: 0 UID: 0 PID: 7320 Comm: syz.1.212 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 296.946108][ T7320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 296.946118][ T7320] Call Trace:
[ 296.946125][ T7320]
[ 296.946134][ T7320] dump_stack_lvl+0xe8/0x150
[ 296.946162][ T7320] sysfs_create_dir_ns+0x271/0x2a0
[ 296.946182][ T7320] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 296.946204][ T7320] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 296.946226][ T7320] ? rt_spin_unlock+0x160/0x200
[ 296.946247][ T7320] kobject_add_internal+0x631/0xd10
[ 296.946273][ T7320] kobject_init_and_add+0x12b/0x1a0
[ 296.946294][ T7320] ? __pfx_kobject_init_and_add+0x10/0x10
[ 296.946314][ T7320] ? __raw_spin_lock_init+0x45/0x100
[ 296.946338][ T7320] ? __init_swait_queue_head+0xa9/0x150
[ 296.946364][ T7320] gfs2_sys_fs_add+0x257/0x480
[ 296.946384][ T7320] ? is_dynamic_key+0x1ac/0x1c0
[ 296.946408][ T7320] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 296.946434][ T7320] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 296.946472][ T7320] gfs2_fill_super+0x141c/0x2220
[ 296.946521][ T7320] ? __pfx_gfs2_fill_super+0x10/0x10
[ 296.946544][ T7320] ? rt_spin_unlock+0x14f/0x200
[ 296.946567][ T7320] ? sb_set_blocksize+0x11b/0x210
[ 296.946594][ T7320] ? setup_bdev_super+0x4c1/0x5b0
[ 296.946619][ T7320] get_tree_bdev_flags+0x431/0x4f0
[ 296.946642][ T7320] ? __pfx_gfs2_fill_super+0x10/0x10
[ 296.946665][ T7320] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 296.946684][ T7320] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 296.946714][ T7320] gfs2_get_tree+0x51/0x1e0
[ 296.946740][ T7320] vfs_get_tree+0x92/0x2a0
[ 296.946763][ T7320] do_new_mount+0x341/0xd30
[ 296.946781][ T7320] ? apparmor_capable+0x126/0x170
[ 296.946810][ T7320] ? __pfx_do_new_mount+0x10/0x10
[ 296.946828][ T7320] ? ns_capable+0x89/0xe0
[ 296.946852][ T7320] ? user_path_at+0xd4/0x160
[ 296.946876][ T7320] ? user_path_at+0xd4/0x160
[ 296.946898][ T7320] __se_sys_mount+0x31d/0x420
[ 296.946923][ T7320] ? __pfx___se_sys_mount+0x10/0x10
[ 296.946947][ T7320] ? __x64_sys_mount+0x20/0xc0
[ 296.946964][ T7320] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.946983][ T7320] do_syscall_64+0x15f/0xf80
[ 296.947007][ T7320] ? trace_irq_disable+0x3b/0x140
[ 296.947030][ T7320] ? clear_bhb_loop+0x40/0x90
[ 296.947052][ T7320] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.947069][ T7320] RIP: 0033:0x7f3fa160b60a
[ 296.947087][ T7320] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 296.947102][ T7320] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 296.947121][ T7320] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 296.947134][ T7320] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 296.947146][ T7320] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 296.947159][ T7320] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 296.947171][ T7320] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 296.947202][ T7320]
[ 296.947229][ T7320] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 296.947244][ T7320] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 297.498709][ T7324] loop1: detected capacity change from 0 to 32768
[ 297.522346][ T7324] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 297.522361][ T7324] CPU: 0 UID: 0 PID: 7324 Comm: syz.1.213 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 297.522374][ T7324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 297.522380][ T7324] Call Trace:
[ 297.522385][ T7324]
[ 297.522389][ T7324] dump_stack_lvl+0xe8/0x150
[ 297.522408][ T7324] sysfs_create_dir_ns+0x271/0x2a0
[ 297.522420][ T7324] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 297.522436][ T7324] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 297.522448][ T7324] ? rt_spin_unlock+0x160/0x200
[ 297.522461][ T7324] kobject_add_internal+0x631/0xd10
[ 297.522476][ T7324] kobject_init_and_add+0x12b/0x1a0
[ 297.522494][ T7324] ? __pfx_kobject_init_and_add+0x10/0x10
[ 297.522505][ T7324] ? __raw_spin_lock_init+0x45/0x100
[ 297.522519][ T7324] ? __init_swait_queue_head+0xa9/0x150
[ 297.522535][ T7324] gfs2_sys_fs_add+0x257/0x480
[ 297.522547][ T7324] ? is_dynamic_key+0x1ac/0x1c0
[ 297.522561][ T7324] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 297.522577][ T7324] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 297.522599][ T7324] gfs2_fill_super+0x141c/0x2220
2026/05/01 20:18:38 executed programs: 199
[ 297.522621][ T7324] ? __pfx_gfs2_fill_super+0x10/0x10
[ 297.522634][ T7324] ? rt_spin_unlock+0x14f/0x200
[ 297.522648][ T7324] ? sb_set_blocksize+0x11b/0x210
[ 297.522665][ T7324] ? setup_bdev_super+0x4c1/0x5b0
[ 297.522680][ T7324] get_tree_bdev_flags+0x431/0x4f0
[ 297.522693][ T7324] ? __pfx_gfs2_fill_super+0x10/0x10
[ 297.522707][ T7324] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 297.522719][ T7324] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 297.522737][ T7324] gfs2_get_tree+0x51/0x1e0
[ 297.522752][ T7324] vfs_get_tree+0x92/0x2a0
[ 297.522766][ T7324] do_new_mount+0x341/0xd30
[ 297.522775][ T7324] ? apparmor_capable+0x126/0x170
[ 297.522794][ T7324] ? __pfx_do_new_mount+0x10/0x10
[ 297.522804][ T7324] ? ns_capable+0x89/0xe0
[ 297.522817][ T7324] ? user_path_at+0xd4/0x160
[ 297.522831][ T7324] ? user_path_at+0xd4/0x160
[ 297.522843][ T7324] __se_sys_mount+0x31d/0x420
[ 297.522856][ T7324] ? __pfx___se_sys_mount+0x10/0x10
[ 297.522869][ T7324] ? __x64_sys_mount+0x20/0xc0
[ 297.522879][ T7324] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.522890][ T7324] do_syscall_64+0x15f/0xf80
[ 297.522904][ T7324] ? trace_irq_disable+0x3b/0x140
[ 297.522918][ T7324] ? clear_bhb_loop+0x40/0x90
[ 297.522931][ T7324] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.522940][ T7324] RIP: 0033:0x7f3fa160b60a
[ 297.522951][ T7324] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 297.522960][ T7324] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 297.522972][ T7324] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 297.522980][ T7324] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 297.522987][ T7324] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 297.522993][ T7324] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 297.523000][ T7324] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 297.523016][ T7324]
[ 297.523031][ T7324] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 297.523040][ T7324] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 298.091705][ T7328] loop1: detected capacity change from 0 to 32768
[ 298.109806][ T7328] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 298.109827][ T7328] CPU: 1 UID: 0 PID: 7328 Comm: syz.1.214 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 298.109847][ T7328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 298.109858][ T7328] Call Trace:
[ 298.109866][ T7328]
[ 298.109873][ T7328] dump_stack_lvl+0xe8/0x150
[ 298.109902][ T7328] sysfs_create_dir_ns+0x271/0x2a0
[ 298.109923][ T7328] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 298.109945][ T7328] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 298.109966][ T7328] ? rt_spin_unlock+0x160/0x200
[ 298.109988][ T7328] kobject_add_internal+0x631/0xd10
[ 298.110014][ T7328] kobject_init_and_add+0x12b/0x1a0
[ 298.110037][ T7328] ? __pfx_kobject_init_and_add+0x10/0x10
[ 298.110057][ T7328] ? __raw_spin_lock_init+0x45/0x100
[ 298.110080][ T7328] ? __init_swait_queue_head+0xa9/0x150
[ 298.110107][ T7328] gfs2_sys_fs_add+0x257/0x480
[ 298.110126][ T7328] ? is_dynamic_key+0x1ac/0x1c0
[ 298.110152][ T7328] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 298.110182][ T7328] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 298.110217][ T7328] gfs2_fill_super+0x141c/0x2220
[ 298.110260][ T7328] ? __pfx_gfs2_fill_super+0x10/0x10
[ 298.110281][ T7328] ? rt_spin_unlock+0x14f/0x200
[ 298.110305][ T7328] ? sb_set_blocksize+0x11b/0x210
[ 298.110331][ T7328] ? setup_bdev_super+0x4c1/0x5b0
[ 298.110356][ T7328] get_tree_bdev_flags+0x431/0x4f0
[ 298.110378][ T7328] ? __pfx_gfs2_fill_super+0x10/0x10
[ 298.110401][ T7328] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 298.110420][ T7328] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 298.110452][ T7328] gfs2_get_tree+0x51/0x1e0
[ 298.110486][ T7328] vfs_get_tree+0x92/0x2a0
[ 298.110508][ T7328] do_new_mount+0x341/0xd30
[ 298.110525][ T7328] ? apparmor_capable+0x126/0x170
[ 298.110556][ T7328] ? __pfx_do_new_mount+0x10/0x10
[ 298.110574][ T7328] ? ns_capable+0x89/0xe0
[ 298.110598][ T7328] ? user_path_at+0xd4/0x160
[ 298.110623][ T7328] ? user_path_at+0xd4/0x160
[ 298.110644][ T7328] __se_sys_mount+0x31d/0x420
[ 298.110668][ T7328] ? __pfx___se_sys_mount+0x10/0x10
[ 298.110691][ T7328] ? __x64_sys_mount+0x20/0xc0
[ 298.110709][ T7328] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.110729][ T7328] do_syscall_64+0x15f/0xf80
[ 298.110752][ T7328] ? trace_irq_disable+0x3b/0x140
[ 298.110775][ T7328] ? clear_bhb_loop+0x40/0x90
[ 298.110797][ T7328] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.110813][ T7328] RIP: 0033:0x7f3fa160b60a
[ 298.110831][ T7328] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 298.110846][ T7328] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 298.110867][ T7328] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 298.110881][ T7328] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 298.110894][ T7328] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 298.110907][ T7328] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 298.110919][ T7328] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 298.110949][ T7328]
[ 298.110987][ T7328] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 298.111002][ T7328] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 298.655036][ T7332] loop1: detected capacity change from 0 to 32768
[ 298.668101][ T7332] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 298.668122][ T7332] CPU: 1 UID: 0 PID: 7332 Comm: syz.1.215 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 298.668141][ T7332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 298.668152][ T7332] Call Trace:
[ 298.668159][ T7332]
[ 298.668166][ T7332] dump_stack_lvl+0xe8/0x150
[ 298.668199][ T7332] sysfs_create_dir_ns+0x271/0x2a0
[ 298.668220][ T7332] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 298.668243][ T7332] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 298.668265][ T7332] ? rt_spin_unlock+0x160/0x200
[ 298.668286][ T7332] kobject_add_internal+0x631/0xd10
[ 298.668310][ T7332] kobject_init_and_add+0x12b/0x1a0
[ 298.668340][ T7332] ? __pfx_kobject_init_and_add+0x10/0x10
[ 298.668355][ T7332] ? __raw_spin_lock_init+0x45/0x100
[ 298.668375][ T7332] ? __init_swait_queue_head+0xa9/0x150
[ 298.668396][ T7332] gfs2_sys_fs_add+0x257/0x480
[ 298.668411][ T7332] ? is_dynamic_key+0x1ac/0x1c0
[ 298.668431][ T7332] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 298.668453][ T7332] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 298.668483][ T7332] gfs2_fill_super+0x141c/0x2220
[ 298.668514][ T7332] ? __pfx_gfs2_fill_super+0x10/0x10
[ 298.668531][ T7332] ? rt_spin_unlock+0x14f/0x200
[ 298.668549][ T7332] ? sb_set_blocksize+0x11b/0x210
[ 298.668570][ T7332] ? setup_bdev_super+0x4c1/0x5b0
[ 298.668591][ T7332] get_tree_bdev_flags+0x431/0x4f0
[ 298.668609][ T7332] ? __pfx_gfs2_fill_super+0x10/0x10
[ 298.668627][ T7332] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 298.668643][ T7332] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 298.668668][ T7332] gfs2_get_tree+0x51/0x1e0
[ 298.668689][ T7332] vfs_get_tree+0x92/0x2a0
[ 298.668707][ T7332] do_new_mount+0x341/0xd30
[ 298.668721][ T7332] ? apparmor_capable+0x126/0x170
[ 298.668745][ T7332] ? __pfx_do_new_mount+0x10/0x10
[ 298.668759][ T7332] ? ns_capable+0x89/0xe0
[ 298.668778][ T7332] ? user_path_at+0xd4/0x160
[ 298.668797][ T7332] ? user_path_at+0xd4/0x160
[ 298.668814][ T7332] __se_sys_mount+0x31d/0x420
[ 298.668833][ T7332] ? __pfx___se_sys_mount+0x10/0x10
[ 298.668852][ T7332] ? __x64_sys_mount+0x20/0xc0
[ 298.668865][ T7332] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.668880][ T7332] do_syscall_64+0x15f/0xf80
[ 298.668899][ T7332] ? trace_irq_disable+0x3b/0x140
[ 298.668917][ T7332] ? clear_bhb_loop+0x40/0x90
[ 298.668934][ T7332] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.668947][ T7332] RIP: 0033:0x7f3fa160b60a
[ 298.668961][ T7332] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 298.668973][ T7332] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 298.668990][ T7332] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 298.669000][ T7332] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 298.669010][ T7332] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 298.669020][ T7332] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 298.669030][ T7332] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 298.669052][ T7332]
[ 298.669088][ T7332] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 298.669103][ T7332] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 299.236943][ T7336] loop1: detected capacity change from 0 to 32768
[ 299.256097][ T7336] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 299.256119][ T7336] CPU: 0 UID: 0 PID: 7336 Comm: syz.1.216 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 299.256139][ T7336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 299.256150][ T7336] Call Trace:
[ 299.256158][ T7336]
[ 299.256166][ T7336] dump_stack_lvl+0xe8/0x150
[ 299.256196][ T7336] sysfs_create_dir_ns+0x271/0x2a0
[ 299.256215][ T7336] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 299.256239][ T7336] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 299.256262][ T7336] ? rt_spin_unlock+0x160/0x200
[ 299.256285][ T7336] kobject_add_internal+0x631/0xd10
[ 299.256312][ T7336] kobject_init_and_add+0x12b/0x1a0
[ 299.256334][ T7336] ? __pfx_kobject_init_and_add+0x10/0x10
[ 299.256354][ T7336] ? __raw_spin_lock_init+0x45/0x100
[ 299.256378][ T7336] ? __init_swait_queue_head+0xa9/0x150
[ 299.256404][ T7336] gfs2_sys_fs_add+0x257/0x480
[ 299.256422][ T7336] ? is_dynamic_key+0x1ac/0x1c0
[ 299.256446][ T7336] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 299.256472][ T7336] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 299.256510][ T7336] gfs2_fill_super+0x141c/0x2220
[ 299.256548][ T7336] ? __pfx_gfs2_fill_super+0x10/0x10
[ 299.256571][ T7336] ? rt_spin_unlock+0x14f/0x200
[ 299.256594][ T7336] ? sb_set_blocksize+0x11b/0x210
[ 299.256620][ T7336] ? setup_bdev_super+0x4c1/0x5b0
[ 299.256646][ T7336] get_tree_bdev_flags+0x431/0x4f0
[ 299.256670][ T7336] ? __pfx_gfs2_fill_super+0x10/0x10
[ 299.256694][ T7336] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 299.256714][ T7336] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 299.256745][ T7336] gfs2_get_tree+0x51/0x1e0
[ 299.256770][ T7336] vfs_get_tree+0x92/0x2a0
[ 299.256792][ T7336] do_new_mount+0x341/0xd30
[ 299.256810][ T7336] ? apparmor_capable+0x126/0x170
[ 299.256840][ T7336] ? __pfx_do_new_mount+0x10/0x10
[ 299.256859][ T7336] ? ns_capable+0x89/0xe0
[ 299.256884][ T7336] ? user_path_at+0xd4/0x160
[ 299.256909][ T7336] ? user_path_at+0xd4/0x160
[ 299.256931][ T7336] __se_sys_mount+0x31d/0x420
[ 299.256955][ T7336] ? __pfx___se_sys_mount+0x10/0x10
[ 299.256979][ T7336] ? __x64_sys_mount+0x20/0xc0
[ 299.256997][ T7336] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.257017][ T7336] do_syscall_64+0x15f/0xf80
[ 299.257051][ T7336] ? trace_irq_disable+0x3b/0x140
[ 299.257074][ T7336] ? clear_bhb_loop+0x40/0x90
[ 299.257097][ T7336] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.257115][ T7336] RIP: 0033:0x7f3fa160b60a
[ 299.257132][ T7336] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 299.257147][ T7336] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 299.257167][ T7336] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 299.257180][ T7336] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 299.257193][ T7336] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 299.257206][ T7336] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 299.257218][ T7336] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 299.257248][ T7336]
[ 299.257304][ T7336] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 299.257320][ T7336] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 299.787641][ T7340] loop1: detected capacity change from 0 to 32768
[ 299.790919][ T7340] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 299.790940][ T7340] CPU: 0 UID: 0 PID: 7340 Comm: syz.1.217 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 299.790960][ T7340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 299.790971][ T7340] Call Trace:
[ 299.790978][ T7340]
[ 299.791052][ T7340] dump_stack_lvl+0xe8/0x150
[ 299.791080][ T7340] sysfs_create_dir_ns+0x271/0x2a0
[ 299.791100][ T7340] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 299.791123][ T7340] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 299.791145][ T7340] ? rt_spin_unlock+0x160/0x200
[ 299.791168][ T7340] kobject_add_internal+0x631/0xd10
[ 299.791194][ T7340] kobject_init_and_add+0x12b/0x1a0
[ 299.791218][ T7340] ? __pfx_kobject_init_and_add+0x10/0x10
[ 299.791236][ T7340] ? __raw_spin_lock_init+0x45/0x100
[ 299.791259][ T7340] ? __init_swait_queue_head+0xa9/0x150
[ 299.791285][ T7340] gfs2_sys_fs_add+0x257/0x480
[ 299.791305][ T7340] ? is_dynamic_key+0x1ac/0x1c0
[ 299.791331][ T7340] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 299.791361][ T7340] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 299.791399][ T7340] gfs2_fill_super+0x141c/0x2220
[ 299.791437][ T7340] ? __pfx_gfs2_fill_super+0x10/0x10
[ 299.791459][ T7340] ? rt_spin_unlock+0x14f/0x200
[ 299.791483][ T7340] ? sb_set_blocksize+0x11b/0x210
[ 299.791509][ T7340] ? setup_bdev_super+0x4c1/0x5b0
[ 299.791536][ T7340] get_tree_bdev_flags+0x431/0x4f0
[ 299.791559][ T7340] ? __pfx_gfs2_fill_super+0x10/0x10
[ 299.791582][ T7340] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 299.791603][ T7340] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 299.791633][ T7340] gfs2_get_tree+0x51/0x1e0
[ 299.791659][ T7340] vfs_get_tree+0x92/0x2a0
[ 299.791683][ T7340] do_new_mount+0x341/0xd30
[ 299.791700][ T7340] ? apparmor_capable+0x126/0x170
[ 299.791735][ T7340] ? __pfx_do_new_mount+0x10/0x10
[ 299.791753][ T7340] ? ns_capable+0x89/0xe0
[ 299.791778][ T7340] ? user_path_at+0xd4/0x160
[ 299.791803][ T7340] ? user_path_at+0xd4/0x160
[ 299.791826][ T7340] __se_sys_mount+0x31d/0x420
[ 299.791850][ T7340] ? __pfx___se_sys_mount+0x10/0x10
[ 299.791875][ T7340] ? __x64_sys_mount+0x20/0xc0
[ 299.791893][ T7340] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.791912][ T7340] do_syscall_64+0x15f/0xf80
[ 299.791935][ T7340] ? trace_irq_disable+0x3b/0x140
[ 299.791957][ T7340] ? clear_bhb_loop+0x40/0x90
[ 299.791979][ T7340] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.792004][ T7340] RIP: 0033:0x7f3fa160b60a
[ 299.792022][ T7340] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 299.792037][ T7340] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 299.792057][ T7340] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 299.792071][ T7340] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 299.792083][ T7340] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 299.792096][ T7340] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 299.792108][ T7340] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 299.792136][ T7340]
[ 299.793658][ T7340] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 299.793677][ T7340] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 300.358198][ T7344] loop1: detected capacity change from 0 to 32768
[ 300.371790][ T7344] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 300.371809][ T7344] CPU: 0 UID: 0 PID: 7344 Comm: syz.1.218 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 300.371828][ T7344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 300.371839][ T7344] Call Trace:
[ 300.371846][ T7344]
[ 300.371854][ T7344] dump_stack_lvl+0xe8/0x150
[ 300.371881][ T7344] sysfs_create_dir_ns+0x271/0x2a0
[ 300.371901][ T7344] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 300.371924][ T7344] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 300.371945][ T7344] ? rt_spin_unlock+0x160/0x200
[ 300.371964][ T7344] kobject_add_internal+0x631/0xd10
[ 300.371989][ T7344] kobject_init_and_add+0x12b/0x1a0
[ 300.372010][ T7344] ? __pfx_kobject_init_and_add+0x10/0x10
[ 300.372030][ T7344] ? __raw_spin_lock_init+0x45/0x100
[ 300.372052][ T7344] ? __init_swait_queue_head+0xa9/0x150
[ 300.372079][ T7344] gfs2_sys_fs_add+0x257/0x480
[ 300.372100][ T7344] ? is_dynamic_key+0x1ac/0x1c0
[ 300.372124][ T7344] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 300.372153][ T7344] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 300.372185][ T7344] gfs2_fill_super+0x141c/0x2220
[ 300.372228][ T7344] ? __pfx_gfs2_fill_super+0x10/0x10
[ 300.372252][ T7344] ? rt_spin_unlock+0x14f/0x200
[ 300.372276][ T7344] ? sb_set_blocksize+0x11b/0x210
[ 300.372303][ T7344] ? setup_bdev_super+0x4c1/0x5b0
[ 300.372326][ T7344] get_tree_bdev_flags+0x431/0x4f0
[ 300.372345][ T7344] ? __pfx_gfs2_fill_super+0x10/0x10
[ 300.372367][ T7344] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 300.372387][ T7344] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 300.372418][ T7344] gfs2_get_tree+0x51/0x1e0
[ 300.372441][ T7344] vfs_get_tree+0x92/0x2a0
[ 300.372463][ T7344] do_new_mount+0x341/0xd30
[ 300.372479][ T7344] ? apparmor_capable+0x126/0x170
[ 300.372509][ T7344] ? __pfx_do_new_mount+0x10/0x10
[ 300.372527][ T7344] ? ns_capable+0x89/0xe0
[ 300.372552][ T7344] ? user_path_at+0xd4/0x160
[ 300.372575][ T7344] ? user_path_at+0xd4/0x160
[ 300.372596][ T7344] __se_sys_mount+0x31d/0x420
[ 300.372618][ T7344] ? __pfx___se_sys_mount+0x10/0x10
[ 300.372640][ T7344] ? __x64_sys_mount+0x20/0xc0
[ 300.372658][ T7344] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.372677][ T7344] do_syscall_64+0x15f/0xf80
[ 300.372699][ T7344] ? trace_irq_disable+0x3b/0x140
[ 300.372722][ T7344] ? clear_bhb_loop+0x40/0x90
[ 300.372744][ T7344] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.372762][ T7344] RIP: 0033:0x7f3fa160b60a
[ 300.372781][ T7344] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 300.372796][ T7344] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 300.372816][ T7344] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 300.372829][ T7344] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 300.372841][ T7344] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 300.372854][ T7344] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 300.372866][ T7344] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 300.372895][ T7344]
[ 300.372938][ T7344] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 300.372954][ T7344] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 300.917641][ T7348] loop1: detected capacity change from 0 to 32768
[ 300.932006][ T7348] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 300.932028][ T7348] CPU: 0 UID: 0 PID: 7348 Comm: syz.1.219 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 300.932048][ T7348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 300.932059][ T7348] Call Trace:
[ 300.932067][ T7348]
[ 300.932074][ T7348] dump_stack_lvl+0xe8/0x150
[ 300.932103][ T7348] sysfs_create_dir_ns+0x271/0x2a0
[ 300.932122][ T7348] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 300.932144][ T7348] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 300.932161][ T7348] ? rt_spin_unlock+0x160/0x200
[ 300.932183][ T7348] kobject_add_internal+0x631/0xd10
[ 300.932209][ T7348] kobject_init_and_add+0x12b/0x1a0
[ 300.932232][ T7348] ? __pfx_kobject_init_and_add+0x10/0x10
[ 300.932252][ T7348] ? __raw_spin_lock_init+0x45/0x100
[ 300.932276][ T7348] ? __init_swait_queue_head+0xa9/0x150
[ 300.932301][ T7348] gfs2_sys_fs_add+0x257/0x480
[ 300.932320][ T7348] ? is_dynamic_key+0x1ac/0x1c0
[ 300.932346][ T7348] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 300.932374][ T7348] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 300.932413][ T7348] gfs2_fill_super+0x141c/0x2220
[ 300.932454][ T7348] ? __pfx_gfs2_fill_super+0x10/0x10
[ 300.932475][ T7348] ? rt_spin_unlock+0x14f/0x200
[ 300.932499][ T7348] ? sb_set_blocksize+0x11b/0x210
[ 300.932526][ T7348] ? setup_bdev_super+0x4c1/0x5b0
[ 300.932550][ T7348] get_tree_bdev_flags+0x431/0x4f0
[ 300.932573][ T7348] ? __pfx_gfs2_fill_super+0x10/0x10
[ 300.932595][ T7348] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 300.932615][ T7348] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 300.932647][ T7348] gfs2_get_tree+0x51/0x1e0
[ 300.932673][ T7348] vfs_get_tree+0x92/0x2a0
[ 300.932697][ T7348] do_new_mount+0x341/0xd30
[ 300.932714][ T7348] ? apparmor_capable+0x126/0x170
[ 300.932744][ T7348] ? __pfx_do_new_mount+0x10/0x10
[ 300.932762][ T7348] ? ns_capable+0x89/0xe0
[ 300.932786][ T7348] ? user_path_at+0xd4/0x160
[ 300.932810][ T7348] ? user_path_at+0xd4/0x160
[ 300.932831][ T7348] __se_sys_mount+0x31d/0x420
[ 300.932855][ T7348] ? __pfx___se_sys_mount+0x10/0x10
[ 300.932889][ T7348] ? __x64_sys_mount+0x20/0xc0
[ 300.932907][ T7348] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.932927][ T7348] do_syscall_64+0x15f/0xf80
[ 300.932950][ T7348] ? trace_irq_disable+0x3b/0x140
[ 300.932973][ T7348] ? clear_bhb_loop+0x40/0x90
[ 300.932996][ T7348] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.933011][ T7348] RIP: 0033:0x7f3fa160b60a
[ 300.933030][ T7348] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 300.933045][ T7348] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 300.933065][ T7348] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 300.933079][ T7348] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 300.933092][ T7348] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 300.933105][ T7348] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 300.933117][ T7348] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 300.933145][ T7348]
[ 300.933172][ T7348] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 300.933187][ T7348] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 301.568858][ T7352] loop1: detected capacity change from 0 to 32768
[ 301.574237][ T7352] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 301.574258][ T7352] CPU: 1 UID: 0 PID: 7352 Comm: syz.1.220 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 301.574278][ T7352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 301.574289][ T7352] Call Trace:
[ 301.574296][ T7352]
[ 301.574304][ T7352] dump_stack_lvl+0xe8/0x150
[ 301.574334][ T7352] sysfs_create_dir_ns+0x271/0x2a0
[ 301.574354][ T7352] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 301.574377][ T7352] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 301.574400][ T7352] ? rt_spin_unlock+0x160/0x200
[ 301.574423][ T7352] kobject_add_internal+0x631/0xd10
[ 301.574450][ T7352] kobject_init_and_add+0x12b/0x1a0
[ 301.574473][ T7352] ? __pfx_kobject_init_and_add+0x10/0x10
[ 301.574494][ T7352] ? __raw_spin_lock_init+0x45/0x100
[ 301.574519][ T7352] ? __init_swait_queue_head+0xa9/0x150
[ 301.574547][ T7352] gfs2_sys_fs_add+0x257/0x480
[ 301.574565][ T7352] ? is_dynamic_key+0x1ac/0x1c0
[ 301.574589][ T7352] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 301.574615][ T7352] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 301.574654][ T7352] gfs2_fill_super+0x141c/0x2220
[ 301.574694][ T7352] ? __pfx_gfs2_fill_super+0x10/0x10
[ 301.574716][ T7352] ? rt_spin_unlock+0x14f/0x200
[ 301.574739][ T7352] ? sb_set_blocksize+0x11b/0x210
[ 301.574767][ T7352] ? setup_bdev_super+0x4c1/0x5b0
[ 301.574794][ T7352] get_tree_bdev_flags+0x431/0x4f0
[ 301.574817][ T7352] ? __pfx_gfs2_fill_super+0x10/0x10
[ 301.574841][ T7352] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 301.574861][ T7352] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 301.574892][ T7352] gfs2_get_tree+0x51/0x1e0
[ 301.574920][ T7352] vfs_get_tree+0x92/0x2a0
[ 301.574945][ T7352] do_new_mount+0x341/0xd30
[ 301.574962][ T7352] ? apparmor_capable+0x126/0x170
[ 301.574993][ T7352] ? __pfx_do_new_mount+0x10/0x10
[ 301.575011][ T7352] ? ns_capable+0x89/0xe0
[ 301.575036][ T7352] ? user_path_at+0xd4/0x160
[ 301.575060][ T7352] ? user_path_at+0xd4/0x160
[ 301.575082][ T7352] __se_sys_mount+0x31d/0x420
[ 301.575106][ T7352] ? __pfx___se_sys_mount+0x10/0x10
[ 301.575138][ T7352] ? __x64_sys_mount+0x20/0xc0
[ 301.575157][ T7352] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 301.575177][ T7352] do_syscall_64+0x15f/0xf80
[ 301.575200][ T7352] ? trace_irq_disable+0x3b/0x140
[ 301.575223][ T7352] ? clear_bhb_loop+0x40/0x90
[ 301.575245][ T7352] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 301.575260][ T7352] RIP: 0033:0x7f3fa160b60a
[ 301.575278][ T7352] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 301.575293][ T7352] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 301.575314][ T7352] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 301.575329][ T7352] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 301.575342][ T7352] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 301.575355][ T7352] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 301.575367][ T7352] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 301.575397][ T7352]
[ 301.594977][ T7352] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 301.594998][ T7352] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 302.161843][ T7356] loop1: detected capacity change from 0 to 32768
[ 302.188457][ T7356] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 302.188478][ T7356] CPU: 1 UID: 0 PID: 7356 Comm: syz.1.221 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 302.188499][ T7356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 302.188511][ T7356] Call Trace:
[ 302.188519][ T7356]
[ 302.188527][ T7356] dump_stack_lvl+0xe8/0x150
[ 302.188557][ T7356] sysfs_create_dir_ns+0x271/0x2a0
[ 302.188578][ T7356] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 302.188600][ T7356] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 302.188621][ T7356] ? rt_spin_unlock+0x160/0x200
[ 302.188645][ T7356] kobject_add_internal+0x631/0xd10
[ 302.188671][ T7356] kobject_init_and_add+0x12b/0x1a0
[ 302.188694][ T7356] ? __pfx_kobject_init_and_add+0x10/0x10
[ 302.188715][ T7356] ? __raw_spin_lock_init+0x45/0x100
[ 302.188739][ T7356] ? __init_swait_queue_head+0xa9/0x150
[ 302.188766][ T7356] gfs2_sys_fs_add+0x257/0x480
[ 302.188785][ T7356] ? is_dynamic_key+0x1ac/0x1c0
[ 302.188809][ T7356] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 302.188837][ T7356] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 302.188874][ T7356] gfs2_fill_super+0x141c/0x2220
[ 302.188919][ T7356] ? __pfx_gfs2_fill_super+0x10/0x10
[ 302.188941][ T7356] ? rt_spin_unlock+0x14f/0x200
[ 302.188965][ T7356] ? sb_set_blocksize+0x11b/0x210
[ 302.188991][ T7356] ? setup_bdev_super+0x4c1/0x5b0
[ 302.189017][ T7356] get_tree_bdev_flags+0x431/0x4f0
[ 302.189040][ T7356] ? __pfx_gfs2_fill_super+0x10/0x10
[ 302.189064][ T7356] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 302.189085][ T7356] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 302.189124][ T7356] gfs2_get_tree+0x51/0x1e0
[ 302.189152][ T7356] vfs_get_tree+0x92/0x2a0
[ 302.189175][ T7356] do_new_mount+0x341/0xd30
[ 302.189192][ T7356] ? apparmor_capable+0x126/0x170
[ 302.189223][ T7356] ? __pfx_do_new_mount+0x10/0x10
[ 302.189240][ T7356] ? ns_capable+0x89/0xe0
[ 302.189266][ T7356] ? user_path_at+0xd4/0x160
[ 302.189291][ T7356] ? user_path_at+0xd4/0x160
[ 302.189313][ T7356] __se_sys_mount+0x31d/0x420
[ 302.189337][ T7356] ? __pfx___se_sys_mount+0x10/0x10
[ 302.189362][ T7356] ? __x64_sys_mount+0x20/0xc0
[ 302.189380][ T7356] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 302.189399][ T7356] do_syscall_64+0x15f/0xf80
[ 302.189423][ T7356] ? trace_irq_disable+0x3b/0x140
[ 302.189445][ T7356] ? clear_bhb_loop+0x40/0x90
[ 302.189467][ T7356] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 302.189485][ T7356] RIP: 0033:0x7f3fa160b60a
[ 302.189503][ T7356] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 302.189518][ T7356] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 302.189539][ T7356] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 302.189552][ T7356] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 302.189565][ T7356] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 302.189577][ T7356] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 302.189590][ T7356] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 302.189619][ T7356]
[ 302.189659][ T7356] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 302.189674][ T7356] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 302.751559][ T7361] loop1: detected capacity change from 0 to 32768
[ 302.759061][ T7361] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 302.759081][ T7361] CPU: 1 UID: 0 PID: 7361 Comm: syz.1.222 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 302.759101][ T7361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 302.759113][ T7361] Call Trace:
[ 302.759119][ T7361]
[ 302.759127][ T7361] dump_stack_lvl+0xe8/0x150
2026/05/01 20:18:43 executed programs: 208
[ 302.759155][ T7361] sysfs_create_dir_ns+0x271/0x2a0
[ 302.759174][ T7361] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 302.759197][ T7361] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 302.759218][ T7361] ? rt_spin_unlock+0x160/0x200
[ 302.759240][ T7361] kobject_add_internal+0x631/0xd10
[ 302.759265][ T7361] kobject_init_and_add+0x12b/0x1a0
[ 302.759288][ T7361] ? __pfx_kobject_init_and_add+0x10/0x10
[ 302.759307][ T7361] ? __raw_spin_lock_init+0x45/0x100
[ 302.759331][ T7361] ? __init_swait_queue_head+0xa9/0x150
[ 302.759356][ T7361] gfs2_sys_fs_add+0x257/0x480
[ 302.759375][ T7361] ? is_dynamic_key+0x1ac/0x1c0
[ 302.759399][ T7361] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 302.759427][ T7361] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 302.759463][ T7361] gfs2_fill_super+0x141c/0x2220
[ 302.759501][ T7361] ? __pfx_gfs2_fill_super+0x10/0x10
[ 302.759525][ T7361] ? rt_spin_unlock+0x14f/0x200
[ 302.759548][ T7361] ? sb_set_blocksize+0x11b/0x210
[ 302.759574][ T7361] ? setup_bdev_super+0x4c1/0x5b0
[ 302.759599][ T7361] get_tree_bdev_flags+0x431/0x4f0
[ 302.759621][ T7361] ? __pfx_gfs2_fill_super+0x10/0x10
[ 302.759644][ T7361] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 302.759664][ T7361] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 302.759694][ T7361] gfs2_get_tree+0x51/0x1e0
[ 302.759721][ T7361] vfs_get_tree+0x92/0x2a0
[ 302.759744][ T7361] do_new_mount+0x341/0xd30
[ 302.759759][ T7361] ? apparmor_capable+0x126/0x170
[ 302.759788][ T7361] ? __pfx_do_new_mount+0x10/0x10
[ 302.759806][ T7361] ? ns_capable+0x89/0xe0
[ 302.759830][ T7361] ? user_path_at+0xd4/0x160
[ 302.759853][ T7361] ? user_path_at+0xd4/0x160
[ 302.759873][ T7361] __se_sys_mount+0x31d/0x420
[ 302.759897][ T7361] ? __pfx___se_sys_mount+0x10/0x10
[ 302.759921][ T7361] ? __x64_sys_mount+0x20/0xc0
[ 302.759938][ T7361] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 302.759957][ T7361] do_syscall_64+0x15f/0xf80
[ 302.759979][ T7361] ? trace_irq_disable+0x3b/0x140
[ 302.760000][ T7361] ? clear_bhb_loop+0x40/0x90
[ 302.760028][ T7361] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 302.760045][ T7361] RIP: 0033:0x7f3fa160b60a
[ 302.760063][ T7361] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 302.760077][ T7361] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 302.760096][ T7361] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 302.760109][ T7361] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 302.760122][ T7361] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 302.760135][ T7361] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 302.760147][ T7361] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 302.760175][ T7361]
[ 302.760208][ T7361] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 302.760223][ T7361] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 303.296062][ T7365] loop1: detected capacity change from 0 to 32768
[ 303.303576][ T7365] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 303.303597][ T7365] CPU: 0 UID: 0 PID: 7365 Comm: syz.1.223 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 303.303616][ T7365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 303.303627][ T7365] Call Trace:
[ 303.303643][ T7365]
[ 303.303651][ T7365] dump_stack_lvl+0xe8/0x150
[ 303.303680][ T7365] sysfs_create_dir_ns+0x271/0x2a0
[ 303.303698][ T7365] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 303.303719][ T7365] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 303.303738][ T7365] ? rt_spin_unlock+0x160/0x200
[ 303.303756][ T7365] kobject_add_internal+0x631/0xd10
[ 303.303776][ T7365] kobject_init_and_add+0x12b/0x1a0
[ 303.303794][ T7365] ? __pfx_kobject_init_and_add+0x10/0x10
[ 303.303810][ T7365] ? __raw_spin_lock_init+0x45/0x100
[ 303.303829][ T7365] ? __init_swait_queue_head+0xa9/0x150
[ 303.303849][ T7365] gfs2_sys_fs_add+0x257/0x480
[ 303.303865][ T7365] ? is_dynamic_key+0x1ac/0x1c0
[ 303.303885][ T7365] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 303.303907][ T7365] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 303.303937][ T7365] gfs2_fill_super+0x141c/0x2220
[ 303.303968][ T7365] ? __pfx_gfs2_fill_super+0x10/0x10
[ 303.303985][ T7365] ? rt_spin_unlock+0x14f/0x200
[ 303.304003][ T7365] ? sb_set_blocksize+0x11b/0x210
[ 303.304025][ T7365] ? setup_bdev_super+0x4c1/0x5b0
[ 303.304045][ T7365] get_tree_bdev_flags+0x431/0x4f0
[ 303.304066][ T7365] ? __pfx_gfs2_fill_super+0x10/0x10
[ 303.304085][ T7365] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 303.304100][ T7365] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 303.304126][ T7365] gfs2_get_tree+0x51/0x1e0
[ 303.304147][ T7365] vfs_get_tree+0x92/0x2a0
[ 303.304165][ T7365] do_new_mount+0x341/0xd30
[ 303.304178][ T7365] ? apparmor_capable+0x126/0x170
[ 303.304203][ T7365] ? __pfx_do_new_mount+0x10/0x10
[ 303.304217][ T7365] ? ns_capable+0x89/0xe0
[ 303.304236][ T7365] ? user_path_at+0xd4/0x160
[ 303.304255][ T7365] ? user_path_at+0xd4/0x160
[ 303.304272][ T7365] __se_sys_mount+0x31d/0x420
[ 303.304291][ T7365] ? __pfx___se_sys_mount+0x10/0x10
[ 303.304310][ T7365] ? __x64_sys_mount+0x20/0xc0
[ 303.304323][ T7365] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.304339][ T7365] do_syscall_64+0x15f/0xf80
[ 303.304358][ T7365] ? trace_irq_disable+0x3b/0x140
[ 303.304376][ T7365] ? clear_bhb_loop+0x40/0x90
[ 303.304393][ T7365] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.304407][ T7365] RIP: 0033:0x7f3fa160b60a
[ 303.304421][ T7365] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 303.304434][ T7365] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 303.304450][ T7365] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 303.304461][ T7365] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 303.304471][ T7365] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 303.304481][ T7365] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 303.304490][ T7365] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 303.304512][ T7365]
[ 303.364071][ T7365] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 303.364092][ T7365] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 303.892704][ T7369] loop1: detected capacity change from 0 to 32768
[ 303.912968][ T7369] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 303.912983][ T7369] CPU: 1 UID: 0 PID: 7369 Comm: syz.1.224 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 303.912996][ T7369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 303.913003][ T7369] Call Trace:
[ 303.913008][ T7369]
[ 303.913012][ T7369] dump_stack_lvl+0xe8/0x150
[ 303.913032][ T7369] sysfs_create_dir_ns+0x271/0x2a0
[ 303.913044][ T7369] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 303.913058][ T7369] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 303.913070][ T7369] ? rt_spin_unlock+0x160/0x200
[ 303.913083][ T7369] kobject_add_internal+0x631/0xd10
[ 303.913097][ T7369] kobject_init_and_add+0x12b/0x1a0
[ 303.913110][ T7369] ? __pfx_kobject_init_and_add+0x10/0x10
[ 303.913121][ T7369] ? __raw_spin_lock_init+0x45/0x100
[ 303.913136][ T7369] ? __init_swait_queue_head+0xa9/0x150
[ 303.913152][ T7369] gfs2_sys_fs_add+0x257/0x480
[ 303.913164][ T7369] ? is_dynamic_key+0x1ac/0x1c0
[ 303.913179][ T7369] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 303.913194][ T7369] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 303.913217][ T7369] gfs2_fill_super+0x141c/0x2220
[ 303.913239][ T7369] ? __pfx_gfs2_fill_super+0x10/0x10
[ 303.913252][ T7369] ? rt_spin_unlock+0x14f/0x200
[ 303.913265][ T7369] ? sb_set_blocksize+0x11b/0x210
[ 303.913282][ T7369] ? setup_bdev_super+0x4c1/0x5b0
[ 303.913297][ T7369] get_tree_bdev_flags+0x431/0x4f0
[ 303.913310][ T7369] ? __pfx_gfs2_fill_super+0x10/0x10
[ 303.913325][ T7369] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 303.913336][ T7369] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 303.913354][ T7369] gfs2_get_tree+0x51/0x1e0
[ 303.913370][ T7369] vfs_get_tree+0x92/0x2a0
[ 303.913383][ T7369] do_new_mount+0x341/0xd30
[ 303.913394][ T7369] ? apparmor_capable+0x126/0x170
[ 303.913421][ T7369] ? __pfx_do_new_mount+0x10/0x10
[ 303.913437][ T7369] ? ns_capable+0x89/0xe0
[ 303.913453][ T7369] ? user_path_at+0xd4/0x160
[ 303.913467][ T7369] ? user_path_at+0xd4/0x160
[ 303.913483][ T7369] __se_sys_mount+0x31d/0x420
[ 303.913496][ T7369] ? __pfx___se_sys_mount+0x10/0x10
[ 303.913510][ T7369] ? __x64_sys_mount+0x20/0xc0
[ 303.913520][ T7369] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.913531][ T7369] do_syscall_64+0x15f/0xf80
[ 303.913545][ T7369] ? trace_irq_disable+0x3b/0x140
[ 303.913559][ T7369] ? clear_bhb_loop+0x40/0x90
[ 303.913571][ T7369] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.913581][ T7369] RIP: 0033:0x7f3fa160b60a
[ 303.913592][ T7369] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 303.913601][ T7369] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 303.913613][ T7369] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 303.913620][ T7369] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 303.913628][ T7369] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 303.913634][ T7369] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 303.913642][ T7369] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 303.913659][ T7369]
[ 303.913682][ T7369] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 303.913690][ T7369] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 304.000721][ T60] Bluetooth: hci1: command 0x0406 tx timeout
[ 304.478291][ T7373] loop1: detected capacity change from 0 to 32768
[ 304.493027][ T7373] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 304.493048][ T7373] CPU: 1 UID: 0 PID: 7373 Comm: syz.1.225 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 304.493069][ T7373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 304.493080][ T7373] Call Trace:
[ 304.493088][ T7373]
[ 304.493096][ T7373] dump_stack_lvl+0xe8/0x150
[ 304.493124][ T7373] sysfs_create_dir_ns+0x271/0x2a0
[ 304.493144][ T7373] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 304.493167][ T7373] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 304.493189][ T7373] ? rt_spin_unlock+0x160/0x200
[ 304.493211][ T7373] kobject_add_internal+0x631/0xd10
[ 304.493237][ T7373] kobject_init_and_add+0x12b/0x1a0
[ 304.493262][ T7373] ? __pfx_kobject_init_and_add+0x10/0x10
[ 304.493281][ T7373] ? __raw_spin_lock_init+0x45/0x100
[ 304.493304][ T7373] ? __init_swait_queue_head+0xa9/0x150
[ 304.493329][ T7373] gfs2_sys_fs_add+0x257/0x480
[ 304.493348][ T7373] ? is_dynamic_key+0x1ac/0x1c0
[ 304.493371][ T7373] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 304.493398][ T7373] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 304.493434][ T7373] gfs2_fill_super+0x141c/0x2220
[ 304.493473][ T7373] ? __pfx_gfs2_fill_super+0x10/0x10
[ 304.493504][ T7373] ? rt_spin_unlock+0x14f/0x200
[ 304.493529][ T7373] ? sb_set_blocksize+0x11b/0x210
[ 304.493556][ T7373] ? setup_bdev_super+0x4c1/0x5b0
[ 304.493582][ T7373] get_tree_bdev_flags+0x431/0x4f0
[ 304.493604][ T7373] ? __pfx_gfs2_fill_super+0x10/0x10
[ 304.493628][ T7373] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 304.493649][ T7373] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 304.493681][ T7373] gfs2_get_tree+0x51/0x1e0
[ 304.493707][ T7373] vfs_get_tree+0x92/0x2a0
[ 304.493732][ T7373] do_new_mount+0x341/0xd30
[ 304.493749][ T7373] ? apparmor_capable+0x126/0x170
[ 304.493779][ T7373] ? __pfx_do_new_mount+0x10/0x10
[ 304.493796][ T7373] ? ns_capable+0x89/0xe0
[ 304.493821][ T7373] ? user_path_at+0xd4/0x160
[ 304.493846][ T7373] ? user_path_at+0xd4/0x160
[ 304.493867][ T7373] __se_sys_mount+0x31d/0x420
[ 304.493891][ T7373] ? __pfx___se_sys_mount+0x10/0x10
[ 304.493915][ T7373] ? __x64_sys_mount+0x20/0xc0
[ 304.493933][ T7373] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 304.493952][ T7373] do_syscall_64+0x15f/0xf80
[ 304.493975][ T7373] ? trace_irq_disable+0x3b/0x140
[ 304.493998][ T7373] ? clear_bhb_loop+0x40/0x90
[ 304.494020][ T7373] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 304.494038][ T7373] RIP: 0033:0x7f3fa160b60a
[ 304.494056][ T7373] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 304.494072][ T7373] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 304.494092][ T7373] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 304.494106][ T7373] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 304.494119][ T7373] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 304.494132][ T7373] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 304.494144][ T7373] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 304.494173][ T7373]
[ 304.494198][ T7373] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 304.497709][ T7373] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 305.065419][ T7377] loop1: detected capacity change from 0 to 32768
[ 305.081949][ T7377] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 305.081970][ T7377] CPU: 1 UID: 0 PID: 7377 Comm: syz.1.226 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 305.081990][ T7377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 305.082001][ T7377] Call Trace:
[ 305.082008][ T7377]
[ 305.082015][ T7377] dump_stack_lvl+0xe8/0x150
[ 305.082045][ T7377] sysfs_create_dir_ns+0x271/0x2a0
[ 305.082065][ T7377] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 305.082088][ T7377] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 305.082110][ T7377] ? rt_spin_unlock+0x160/0x200
[ 305.082132][ T7377] kobject_add_internal+0x631/0xd10
[ 305.082157][ T7377] kobject_init_and_add+0x12b/0x1a0
[ 305.082180][ T7377] ? __pfx_kobject_init_and_add+0x10/0x10
[ 305.082200][ T7377] ? __raw_spin_lock_init+0x45/0x100
[ 305.082225][ T7377] ? __init_swait_queue_head+0xa9/0x150
[ 305.082253][ T7377] gfs2_sys_fs_add+0x257/0x480
[ 305.082272][ T7377] ? is_dynamic_key+0x1ac/0x1c0
[ 305.082298][ T7377] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 305.082344][ T7377] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 305.082382][ T7377] gfs2_fill_super+0x141c/0x2220
[ 305.082419][ T7377] ? __pfx_gfs2_fill_super+0x10/0x10
[ 305.082440][ T7377] ? rt_spin_unlock+0x14f/0x200
[ 305.082472][ T7377] ? sb_set_blocksize+0x11b/0x210
[ 305.082499][ T7377] ? setup_bdev_super+0x4c1/0x5b0
[ 305.082525][ T7377] get_tree_bdev_flags+0x431/0x4f0
[ 305.082547][ T7377] ? __pfx_gfs2_fill_super+0x10/0x10
[ 305.082569][ T7377] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 305.082589][ T7377] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 305.082621][ T7377] gfs2_get_tree+0x51/0x1e0
[ 305.082647][ T7377] vfs_get_tree+0x92/0x2a0
[ 305.082677][ T7377] do_new_mount+0x341/0xd30
[ 305.082694][ T7377] ? apparmor_capable+0x126/0x170
[ 305.082724][ T7377] ? __pfx_do_new_mount+0x10/0x10
[ 305.082741][ T7377] ? ns_capable+0x89/0xe0
[ 305.082766][ T7377] ? user_path_at+0xd4/0x160
[ 305.082791][ T7377] ? user_path_at+0xd4/0x160
[ 305.082817][ T7377] __se_sys_mount+0x31d/0x420
[ 305.082840][ T7377] ? __pfx___se_sys_mount+0x10/0x10
[ 305.082863][ T7377] ? __x64_sys_mount+0x20/0xc0
[ 305.082880][ T7377] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 305.082900][ T7377] do_syscall_64+0x15f/0xf80
[ 305.082924][ T7377] ? trace_irq_disable+0x3b/0x140
[ 305.082947][ T7377] ? clear_bhb_loop+0x40/0x90
[ 305.082969][ T7377] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 305.082987][ T7377] RIP: 0033:0x7f3fa160b60a
[ 305.083006][ T7377] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 305.083020][ T7377] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 305.083040][ T7377] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 305.083054][ T7377] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 305.083067][ T7377] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 305.083077][ T7377] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 305.083090][ T7377] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 305.083122][ T7377]
[ 305.083162][ T7377] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 305.123363][ T7377] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 305.675432][ T7382] loop1: detected capacity change from 0 to 32768
[ 305.704280][ T7382] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 305.704295][ T7382] CPU: 1 UID: 0 PID: 7382 Comm: syz.1.227 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 305.704307][ T7382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 305.704314][ T7382] Call Trace:
[ 305.704318][ T7382]
[ 305.704323][ T7382] dump_stack_lvl+0xe8/0x150
[ 305.704345][ T7382] sysfs_create_dir_ns+0x271/0x2a0
[ 305.704365][ T7382] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 305.704390][ T7382] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 305.704403][ T7382] ? rt_spin_unlock+0x160/0x200
[ 305.704415][ T7382] kobject_add_internal+0x631/0xd10
[ 305.704430][ T7382] kobject_init_and_add+0x12b/0x1a0
[ 305.704443][ T7382] ? __pfx_kobject_init_and_add+0x10/0x10
[ 305.704454][ T7382] ? __raw_spin_lock_init+0x45/0x100
[ 305.704471][ T7382] ? __init_swait_queue_head+0xa9/0x150
[ 305.704487][ T7382] gfs2_sys_fs_add+0x257/0x480
[ 305.704498][ T7382] ? is_dynamic_key+0x1ac/0x1c0
[ 305.704513][ T7382] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 305.704532][ T7382] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 305.704566][ T7382] gfs2_fill_super+0x141c/0x2220
[ 305.704602][ T7382] ? __pfx_gfs2_fill_super+0x10/0x10
[ 305.704621][ T7382] ? rt_spin_unlock+0x14f/0x200
[ 305.704643][ T7382] ? sb_set_blocksize+0x11b/0x210
[ 305.704668][ T7382] ? setup_bdev_super+0x4c1/0x5b0
[ 305.704693][ T7382] get_tree_bdev_flags+0x431/0x4f0
[ 305.704722][ T7382] ? __pfx_gfs2_fill_super+0x10/0x10
[ 305.704744][ T7382] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 305.704763][ T7382] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 305.704793][ T7382] gfs2_get_tree+0x51/0x1e0
[ 305.704819][ T7382] vfs_get_tree+0x92/0x2a0
[ 305.704843][ T7382] do_new_mount+0x341/0xd30
[ 305.704853][ T7382] ? apparmor_capable+0x126/0x170
[ 305.704872][ T7382] ? __pfx_do_new_mount+0x10/0x10
[ 305.704882][ T7382] ? ns_capable+0x89/0xe0
[ 305.704896][ T7382] ? user_path_at+0xd4/0x160
[ 305.704910][ T7382] ? user_path_at+0xd4/0x160
[ 305.704923][ T7382] __se_sys_mount+0x31d/0x420
[ 305.704936][ T7382] ? __pfx___se_sys_mount+0x10/0x10
[ 305.704949][ T7382] ? __x64_sys_mount+0x20/0xc0
[ 305.704959][ T7382] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 305.704970][ T7382] do_syscall_64+0x15f/0xf80
[ 305.704984][ T7382] ? trace_irq_disable+0x3b/0x140
[ 305.704997][ T7382] ? clear_bhb_loop+0x40/0x90
[ 305.705010][ T7382] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 305.705020][ T7382] RIP: 0033:0x7f3fa160b60a
[ 305.705031][ T7382] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 305.705040][ T7382] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 305.705052][ T7382] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 305.705059][ T7382] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 305.705066][ T7382] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 305.705073][ T7382] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 305.705080][ T7382] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 305.705096][ T7382]
[ 305.705864][ T7382] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 305.705883][ T7382] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 306.311385][ T7386] loop1: detected capacity change from 0 to 32768
[ 306.327330][ T7386] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 306.327353][ T7386] CPU: 1 UID: 0 PID: 7386 Comm: syz.1.228 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 306.327373][ T7386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 306.327383][ T7386] Call Trace:
[ 306.327390][ T7386]
[ 306.327398][ T7386] dump_stack_lvl+0xe8/0x150
[ 306.327437][ T7386] sysfs_create_dir_ns+0x271/0x2a0
[ 306.327457][ T7386] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 306.327480][ T7386] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 306.327502][ T7386] ? rt_spin_unlock+0x160/0x200
[ 306.327518][ T7386] kobject_add_internal+0x631/0xd10
[ 306.327532][ T7386] kobject_init_and_add+0x12b/0x1a0
[ 306.327545][ T7386] ? __pfx_kobject_init_and_add+0x10/0x10
[ 306.327556][ T7386] ? __raw_spin_lock_init+0x45/0x100
[ 306.327570][ T7386] ? __init_swait_queue_head+0xa9/0x150
[ 306.327586][ T7386] gfs2_sys_fs_add+0x257/0x480
[ 306.327597][ T7386] ? is_dynamic_key+0x1ac/0x1c0
[ 306.327611][ T7386] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 306.327627][ T7386] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 306.327649][ T7386] gfs2_fill_super+0x141c/0x2220
[ 306.327672][ T7386] ? __pfx_gfs2_fill_super+0x10/0x10
[ 306.327684][ T7386] ? rt_spin_unlock+0x14f/0x200
[ 306.327698][ T7386] ? sb_set_blocksize+0x11b/0x210
[ 306.327715][ T7386] ? setup_bdev_super+0x4c1/0x5b0
[ 306.327729][ T7386] get_tree_bdev_flags+0x431/0x4f0
[ 306.327742][ T7386] ? __pfx_gfs2_fill_super+0x10/0x10
[ 306.327756][ T7386] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 306.327768][ T7386] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 306.327786][ T7386] gfs2_get_tree+0x51/0x1e0
[ 306.327802][ T7386] vfs_get_tree+0x92/0x2a0
[ 306.327816][ T7386] do_new_mount+0x341/0xd30
[ 306.327826][ T7386] ? apparmor_capable+0x126/0x170
[ 306.327844][ T7386] ? __pfx_do_new_mount+0x10/0x10
[ 306.327854][ T7386] ? ns_capable+0x89/0xe0
[ 306.327868][ T7386] ? user_path_at+0xd4/0x160
[ 306.327881][ T7386] ? user_path_at+0xd4/0x160
[ 306.327893][ T7386] __se_sys_mount+0x31d/0x420
[ 306.327906][ T7386] ? __pfx___se_sys_mount+0x10/0x10
[ 306.327919][ T7386] ? __x64_sys_mount+0x20/0xc0
[ 306.327929][ T7386] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.327940][ T7386] do_syscall_64+0x15f/0xf80
[ 306.327954][ T7386] ? trace_irq_disable+0x3b/0x140
[ 306.327967][ T7386] ? clear_bhb_loop+0x40/0x90
[ 306.327980][ T7386] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.327989][ T7386] RIP: 0033:0x7f3fa160b60a
[ 306.328001][ T7386] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 306.328009][ T7386] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 306.328021][ T7386] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 306.328029][ T7386] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 306.328036][ T7386] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 306.328042][ T7386] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 306.328049][ T7386] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 306.328064][ T7386]
[ 306.328124][ T7386] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 306.328133][ T7386] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 306.872488][ T7392] loop1: detected capacity change from 0 to 32768
[ 306.882028][ T7392] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 306.882049][ T7392] CPU: 1 UID: 0 PID: 7392 Comm: syz.1.229 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 306.882068][ T7392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 306.882077][ T7392] Call Trace:
[ 306.882084][ T7392]
[ 306.882092][ T7392] dump_stack_lvl+0xe8/0x150
[ 306.882119][ T7392] sysfs_create_dir_ns+0x271/0x2a0
[ 306.882151][ T7392] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 306.882172][ T7392] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 306.882193][ T7392] ? rt_spin_unlock+0x160/0x200
[ 306.882215][ T7392] kobject_add_internal+0x631/0xd10
[ 306.882241][ T7392] kobject_init_and_add+0x12b/0x1a0
[ 306.882263][ T7392] ? __pfx_kobject_init_and_add+0x10/0x10
[ 306.882281][ T7392] ? __raw_spin_lock_init+0x45/0x100
[ 306.882304][ T7392] ? __init_swait_queue_head+0xa9/0x150
[ 306.882328][ T7392] gfs2_sys_fs_add+0x257/0x480
[ 306.882355][ T7392] ? is_dynamic_key+0x1ac/0x1c0
[ 306.882379][ T7392] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 306.882408][ T7392] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 306.882445][ T7392] gfs2_fill_super+0x141c/0x2220
[ 306.882485][ T7392] ? __pfx_gfs2_fill_super+0x10/0x10
[ 306.882511][ T7392] ? rt_spin_unlock+0x14f/0x200
[ 306.882533][ T7392] ? sb_set_blocksize+0x11b/0x210
[ 306.882559][ T7392] ? setup_bdev_super+0x4c1/0x5b0
[ 306.882586][ T7392] get_tree_bdev_flags+0x431/0x4f0
[ 306.882606][ T7392] ? __pfx_gfs2_fill_super+0x10/0x10
[ 306.882632][ T7392] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 306.882651][ T7392] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 306.882680][ T7392] gfs2_get_tree+0x51/0x1e0
[ 306.882705][ T7392] vfs_get_tree+0x92/0x2a0
[ 306.882728][ T7392] do_new_mount+0x341/0xd30
[ 306.882743][ T7392] ? apparmor_capable+0x126/0x170
[ 306.882773][ T7392] ? __pfx_do_new_mount+0x10/0x10
[ 306.882789][ T7392] ? ns_capable+0x89/0xe0
[ 306.882813][ T7392] ? user_path_at+0xd4/0x160
[ 306.882834][ T7392] ? user_path_at+0xd4/0x160
[ 306.882852][ T7392] __se_sys_mount+0x31d/0x420
[ 306.882874][ T7392] ? __pfx___se_sys_mount+0x10/0x10
[ 306.882897][ T7392] ? __x64_sys_mount+0x20/0xc0
[ 306.882913][ T7392] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.882933][ T7392] do_syscall_64+0x15f/0xf80
[ 306.882956][ T7392] ? trace_irq_disable+0x3b/0x140
[ 306.882977][ T7392] ? clear_bhb_loop+0x40/0x90
[ 306.882999][ T7392] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.883017][ T7392] RIP: 0033:0x7f3fa160b60a
[ 306.883034][ T7392] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 306.883048][ T7392] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 306.883067][ T7392] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 306.883080][ T7392] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 306.883093][ T7392] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 306.883105][ T7392] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 306.883117][ T7392] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 306.883143][ T7392]
[ 306.883215][ T7392] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 306.883230][ T7392] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 307.470734][ T7398] loop1: detected capacity change from 0 to 32768
[ 307.476440][ T7398] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 307.476460][ T7398] CPU: 1 UID: 0 PID: 7398 Comm: syz.1.230 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 307.476481][ T7398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 307.476491][ T7398] Call Trace:
[ 307.476498][ T7398]
[ 307.476505][ T7398] dump_stack_lvl+0xe8/0x150
[ 307.476534][ T7398] sysfs_create_dir_ns+0x271/0x2a0
[ 307.476553][ T7398] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 307.476575][ T7398] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 307.476597][ T7398] ? rt_spin_unlock+0x160/0x200
[ 307.476619][ T7398] kobject_add_internal+0x631/0xd10
[ 307.476645][ T7398] kobject_init_and_add+0x12b/0x1a0
[ 307.476667][ T7398] ? __pfx_kobject_init_and_add+0x10/0x10
[ 307.476687][ T7398] ? __raw_spin_lock_init+0x45/0x100
[ 307.476711][ T7398] ? __init_swait_queue_head+0xa9/0x150
[ 307.476737][ T7398] gfs2_sys_fs_add+0x257/0x480
[ 307.476755][ T7398] ? is_dynamic_key+0x1ac/0x1c0
[ 307.476779][ T7398] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 307.476807][ T7398] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 307.476844][ T7398] gfs2_fill_super+0x141c/0x2220
[ 307.476882][ T7398] ? __pfx_gfs2_fill_super+0x10/0x10
[ 307.476903][ T7398] ? rt_spin_unlock+0x14f/0x200
[ 307.476926][ T7398] ? sb_set_blocksize+0x11b/0x210
[ 307.476951][ T7398] ? setup_bdev_super+0x4c1/0x5b0
[ 307.476976][ T7398] get_tree_bdev_flags+0x431/0x4f0
[ 307.476998][ T7398] ? __pfx_gfs2_fill_super+0x10/0x10
[ 307.477020][ T7398] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 307.477041][ T7398] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 307.477071][ T7398] gfs2_get_tree+0x51/0x1e0
[ 307.477096][ T7398] vfs_get_tree+0x92/0x2a0
[ 307.477120][ T7398] do_new_mount+0x341/0xd30
[ 307.477136][ T7398] ? apparmor_capable+0x126/0x170
[ 307.477165][ T7398] ? __pfx_do_new_mount+0x10/0x10
[ 307.477182][ T7398] ? ns_capable+0x89/0xe0
[ 307.477206][ T7398] ? user_path_at+0xd4/0x160
[ 307.477229][ T7398] ? user_path_at+0xd4/0x160
[ 307.477250][ T7398] __se_sys_mount+0x31d/0x420
[ 307.477273][ T7398] ? __pfx___se_sys_mount+0x10/0x10
[ 307.477302][ T7398] ? __x64_sys_mount+0x20/0xc0
[ 307.477320][ T7398] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 307.477339][ T7398] do_syscall_64+0x15f/0xf80
[ 307.477361][ T7398] ? trace_irq_disable+0x3b/0x140
[ 307.477382][ T7398] ? clear_bhb_loop+0x40/0x90
[ 307.477403][ T7398] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 307.477421][ T7398] RIP: 0033:0x7f3fa160b60a
[ 307.477438][ T7398] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 307.477453][ T7398] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 307.477472][ T7398] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 307.477485][ T7398] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 307.477498][ T7398] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 307.477510][ T7398] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 307.477522][ T7398] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 307.477549][ T7398]
[ 307.477573][ T7398] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 307.477587][ T7398] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 308.023041][ T7402] loop1: detected capacity change from 0 to 32768
[ 308.036735][ T7402] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 308.036757][ T7402] CPU: 0 UID: 0 PID: 7402 Comm: syz.1.231 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 308.036775][ T7402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 308.036786][ T7402] Call Trace:
[ 308.036793][ T7402]
[ 308.036801][ T7402] dump_stack_lvl+0xe8/0x150
[ 308.036830][ T7402] sysfs_create_dir_ns+0x271/0x2a0
[ 308.036849][ T7402] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 308.036871][ T7402] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 308.036892][ T7402] ? rt_spin_unlock+0x160/0x200
[ 308.036913][ T7402] kobject_add_internal+0x631/0xd10
[ 308.036938][ T7402] kobject_init_and_add+0x12b/0x1a0
[ 308.036962][ T7402] ? __pfx_kobject_init_and_add+0x10/0x10
2026/05/01 20:18:48 executed programs: 217
[ 308.036982][ T7402] ? __raw_spin_lock_init+0x45/0x100
[ 308.037007][ T7402] ? __init_swait_queue_head+0xa9/0x150
[ 308.037034][ T7402] gfs2_sys_fs_add+0x257/0x480
[ 308.037054][ T7402] ? is_dynamic_key+0x1ac/0x1c0
[ 308.037079][ T7402] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 308.037109][ T7402] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 308.037147][ T7402] gfs2_fill_super+0x141c/0x2220
[ 308.037188][ T7402] ? __pfx_gfs2_fill_super+0x10/0x10
[ 308.037208][ T7402] ? rt_spin_unlock+0x14f/0x200
[ 308.037231][ T7402] ? sb_set_blocksize+0x11b/0x210
[ 308.037267][ T7402] ? setup_bdev_super+0x4c1/0x5b0
[ 308.037292][ T7402] get_tree_bdev_flags+0x431/0x4f0
[ 308.037315][ T7402] ? __pfx_gfs2_fill_super+0x10/0x10
[ 308.037338][ T7402] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 308.037359][ T7402] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 308.037388][ T7402] gfs2_get_tree+0x51/0x1e0
[ 308.037418][ T7402] vfs_get_tree+0x92/0x2a0
[ 308.037442][ T7402] do_new_mount+0x341/0xd30
[ 308.037458][ T7402] ? apparmor_capable+0x126/0x170
[ 308.037488][ T7402] ? __pfx_do_new_mount+0x10/0x10
[ 308.037506][ T7402] ? ns_capable+0x89/0xe0
[ 308.037528][ T7402] ? user_path_at+0xd4/0x160
[ 308.037551][ T7402] ? user_path_at+0xd4/0x160
[ 308.037574][ T7402] __se_sys_mount+0x31d/0x420
[ 308.037598][ T7402] ? __pfx___se_sys_mount+0x10/0x10
[ 308.037621][ T7402] ? __x64_sys_mount+0x20/0xc0
[ 308.037638][ T7402] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.037658][ T7402] do_syscall_64+0x15f/0xf80
[ 308.037681][ T7402] ? trace_irq_disable+0x3b/0x140
[ 308.037703][ T7402] ? clear_bhb_loop+0x40/0x90
[ 308.037726][ T7402] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.037744][ T7402] RIP: 0033:0x7f3fa160b60a
[ 308.037761][ T7402] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 308.037775][ T7402] RSP: 002b:00007f3fa0c6de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 308.037795][ T7402] RAX: ffffffffffffffda RBX: 00007f3fa0c6dee0 RCX: 00007f3fa160b60a
[ 308.037809][ T7402] RDX: 0000[ 308.037809][ T7402] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f3fa0c6dea0
[ 308.037822][ T7402] RBP: 000020000001f680 R08: 00007f3fa0c6dee0 R09: 0000000000000094
[ 308.037834][ T7402] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 308.037846][ T7402] R13: 00007f3fa0c6dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 308.037874][ T7402]
[ 308.037911][ T7402] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 308.037927][ T7402] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 308.314734][ T38] INFO: task kworker/0:2:822 blocked in I/O wait for more than 143 seconds.
[ 308.314755][ T38] Not tainted syzkaller #0
[ 308.314765][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 308.314773][ T38] task:kworker/0:2 state:D stack:20568 pid:822 tgid:822 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 308.314816][ T38] Workqueue: gfs2_recovery gfs2_recover_func
[ 308.314846][ T38] Call Trace:
[ 308.314853][ T38]
[ 308.314865][ T38] __schedule+0x169e/0x54f0
[ 308.314893][ T38] ? __lock_acquire+0x6b5/0x2d10
[ 308.314925][ T38] ? do_raw_spin_lock+0x12b/0x2f0
[ 308.314961][ T38] ? __pfx___schedule+0x10/0x10
[ 308.314990][ T38] ? schedule+0x90/0x360
[ 308.315014][ T38] schedule+0x164/0x360
[ 308.315039][ T38] io_schedule+0x7f/0xd0
[ 308.315064][ T38] folio_wait_bit_common+0x6dd/0xbc0
[ 308.315103][ T38] ? __pfx_folio_wait_bit_common+0x10/0x10
[ 308.315126][ T38] ? __pfx_wake_page_function+0x10/0x10
[ 308.315156][ T38] ? __get_log_header+0x2a3/0x630
[ 308.315184][ T38] ? __filemap_get_folio_mpol+0x6fa/0xa50
[ 308.315212][ T38] gfs2_jhead_process_page+0x175/0x670
[ 308.315241][ T38] ? __pfx_gfs2_jhead_process_page+0x10/0x10
[ 308.315276][ T38] gfs2_find_jhead+0xbd2/0xd30
[ 308.315317][ T38] gfs2_recover_func+0x6cf/0x1f60
[ 308.315364][ T38] ? __pfx_gfs2_recover_func+0x10/0x10
[ 308.315389][ T38] ? __lock_acquire+0x6b5/0x2d10
[ 308.315412][ T38] ? look_up_lock_class+0x57/0x110
[ 308.315436][ T38] ? register_lock_class+0x31/0x2e0
[ 308.315464][ T38] ? __lock_acquire+0x6b5/0x2d10
[ 308.315499][ T38] ? do_raw_spin_lock+0x12b/0x2f0
[ 308.315527][ T38] ? process_one_work+0x8b7/0x1710
[ 308.315562][ T38] ? process_one_work+0x8b7/0x1710
[ 308.315581][ T38] process_one_work+0x9a3/0x1710
[ 308.315620][ T38] ? __pfx_process_one_work+0x10/0x10
[ 308.315639][ T38] ? do_raw_spin_lock+0x12b/0x2f0
[ 308.315673][ T38] worker_thread+0xba8/0x11e0
[ 308.315703][ T38] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 308.315730][ T38] ? __kthread_parkme+0x7a/0x1f0
[ 308.315751][ T38] ? __kthread_parkme+0x19c/0x1f0
[ 308.315778][ T38] kthread+0x388/0x470
[ 308.315803][ T38] ? __pfx_worker_thread+0x10/0x10
[ 308.315822][ T38] ? __pfx_kthread+0x10/0x10
[ 308.315846][ T38] ret_from_fork+0x514/0xb70
[ 308.315870][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 308.315891][ T38] ? __switch_to+0xc79/0x1410
[ 308.315912][ T38] ? __pfx_kthread+0x10/0x10
[ 308.315937][ T38] ret_from_fork_asm+0x1a/0x30
[ 308.315974][ T38]
[ 308.316126][ T38] INFO: task syz.0.18:6496 blocked for more than 143 seconds.
[ 308.316140][ T38] Not tainted syzkaller #0
[ 308.316155][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 308.316164][ T38] task:syz.0.18 state:D stack:24632 pid:6496 tgid:6495 ppid:6325 task_flags:0x400140 flags:0x00080002
[ 308.316206][ T38] Call Trace:
[ 308.316212][ T38]
[ 308.316224][ T38] __schedule+0x169e/0x54f0
[ 308.316249][ T38] ? __lock_acquire+0x6b5/0x2d10
[ 308.316278][ T38] ? do_raw_spin_lock+0x12b/0x2f0
[ 308.316313][ T38] ? __pfx___schedule+0x10/0x10
[ 308.316342][ T38] ? schedule+0x90/0x360
[ 308.316366][ T38] schedule+0x164/0x360
[ 308.316390][ T38] bit_wait+0x11/0xd0
[ 308.316413][ T38] __wait_on_bit+0xb9/0x300
[ 308.316438][ T38] ? __pfx_bit_wait+0x10/0x10
[ 308.316465][ T38] out_of_line_wait_on_bit+0x13b/0x190
[ 308.316490][ T38] ? __pfx_bit_wait+0x10/0x10
[ 308.316511][ T38] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 308.316538][ T38] ? __pfx_wake_bit_function+0x10/0x10
[ 308.316570][ T38] gfs2_recover_journal+0xda/0x140
[ 308.316595][ T38] init_journal+0x16ad/0x2280
[ 308.316628][ T38] ? init_inodes+0xdb/0x320
[ 308.316655][ T38] ? __pfx_init_journal+0x10/0x10
[ 308.316691][ T38] ? snprintf+0xe8/0x140
[ 308.316712][ T38] ? init_inodes+0xdb/0x320
[ 308.316734][ T38] ? __pfx_snprintf+0x10/0x10
[ 308.316755][ T38] ? gfs2_glock_nq_num+0x13d/0x170
[ 308.316776][ T38] init_inodes+0xdb/0x320
[ 308.316801][ T38] gfs2_fill_super+0x1a92/0x2220
[ 308.316838][ T38] ? __pfx_gfs2_fill_super+0x10/0x10
[ 308.316860][ T38] ? rt_spin_unlock+0x14f/0x200
[ 308.316883][ T38] ? init_locking+0xb8/0x210
[ 308.316905][ T38] ? sb_set_blocksize+0x11b/0x210
[ 308.316930][ T38] ? setup_bdev_super+0x4c1/0x5b0
[ 308.316956][ T38] get_tree_bdev_flags+0x431/0x4f0
[ 308.316979][ T38] ? __pfx_gfs2_fill_super+0x10/0x10
[ 308.317009][ T38] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 308.317029][ T38] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 308.317075][ T38] gfs2_get_tree+0x51/0x1e0
[ 308.317101][ T38] vfs_get_tree+0x92/0x2a0
[ 308.317126][ T38] do_new_mount+0x341/0xd30
[ 308.317143][ T38] ? apparmor_capable+0x126/0x170
[ 308.317180][ T38] ? __pfx_do_new_mount+0x10/0x10
[ 308.317198][ T38] ? ns_capable+0x89/0xe0
[ 308.317222][ T38] ? user_path_at+0xd4/0x160
[ 308.317246][ T38] ? user_path_at+0xd4/0x160
[ 308.317268][ T38] __se_sys_mount+0x31d/0x420
[ 308.317292][ T38] ? __pfx___se_sys_mount+0x10/0x10
[ 308.317316][ T38] ? __x64_sys_mount+0x20/0xc0
[ 308.317333][ T38] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.317353][ T38] do_syscall_64+0x15f/0xf80
[ 308.317376][ T38] ? trace_irq_disable+0x3b/0x140
[ 308.317398][ T38] ? clear_bhb_loop+0x40/0x90
[ 308.317419][ T38] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.317437][ T38] RIP: 0033:0x7f9d2a11b60a
[ 308.317452][ T38] RSP: 002b:00007f9d2977de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 308.317471][ T38] RAX: ffffffffffffffda RBX: 00007f9d2977dee0 RCX: 00007f9d2a11b60a
[ 308.317485][ T38] RDX: 000020000001f680 RSI: 0000200000000040 RDI: 00007f9d2977dea0
[ 308.317498][ T38] RBP: 000020000001f680 R08: 00007f9d2977dee0 R09: 0000000000000094
[ 308.317511][ T38] R10: 0000000000000094 R11: 0000000000000246 R12: 0000200000000040
[ 308.317523][ T38] R13: 00007f9d2977dea0 R14: 000000000001f790 R15: 00002000000001c0
[ 308.317551][ T38]
[ 308.317577][ T38]
[ 308.317577][ T38] Showing all locks held in the system:
[ 308.317587][ T38] 4 locks held by pr/legacy/17:
[ 308.317597][ T38] #0: ffffffff8dfba420 (console_lock){+.+.}-{0:0}, at: legacy_kthread_func+0x1a3/0x250
[ 308.317645][ T38] #1: ffffffff8dea1d18 (console_srcu){....}-{0:0}, at: console_flush_one_record+0xfa/0xb90
[ 308.317690][ T38] #2: ffffffff99b66878 (&port_lock_key){+.+.}-{3:3}, at: serial8250_console_write+0x179/0x1b90
[ 308.317736][ T38] #3: ffffffff8dfc8180 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[ 308.317779][ T38] 1 lock held by khungtaskd/38:
[ 308.317789][ T38] #0: ffffffff8dfc8180 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 308.317843][ T38] 2 locks held by kworker/0:2/822:
[ 308.317854][ T38] #0: ffff88801f344538 ((wq_completion)gfs2_recovery){+.+.}-{0:0}, at: process_one_work+0x890/0x1710
[ 308.317896][ T38] #1: ffffc900051f7c40 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_one_work+0x8b7/0x1710
[ 308.317959][ T38] 2 locks held by getty/5365:
[ 308.317969][ T38] #0: ffff888030f010a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 308.318010][ T38] #1: ffffc90003cbe2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x462/0x13a0
[ 308.318060][ T38] 1 lock held by syz.0.18/6496:
[ 308.318071][ T38] #0: ffff888032a8c0d0 (&type->s_umount_key#54/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
[ 308.318119][ T38] 3 locks held by udevd/6510:
[ 308.318129][ T38] #0: ffff88805c5dbea8 (&sb->s_type->i_lock_key){+.+.}-{3:3}, at: filemap_remove_folio+0xe4/0x3b0
[ 308.318240][ T38] #1: ffffffff8dfc8180 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[ 308.318281][ T38] #2: ffff88805c5dc080 (&xa->xa_lock#10){+.+.}-{3:3}, at: filemap_remove_folio+0xf0/0x3b0
[ 308.318327][ T38] 2 locks held by syz.1.232/7406:
[ 308.319878][ T38] #0: ffff8880b873b9a0 (&rq->__lock){-...}-{2:2}, at: raw_spin_rq_lock_nested+0x31/0x150
[ 308.319927][ T38] #1: ffff8880b87246c8 (psi_seq){-...}-{0:0}, at: psi_task_switch+0x53/0x880
[ 308.319971][ T38]
[ 308.319976][ T38] =============================================
[ 308.319976][ T38]
[ 308.319998][ T38] NMI backtrace for cpu 1
[ 308.320011][ T38] CPU: 1 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 308.320031][ T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 308.320042][ T38] Call Trace:
[ 308.320049][ T38]
[ 308.320056][ T38] dump_stack_lvl+0xe8/0x150
[ 308.320080][ T38] nmi_cpu_backtrace+0x274/0x2d0
[ 308.320100][ T38] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 308.320124][ T38] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 308.320152][ T38] sys_info+0x135/0x170
[ 308.320169][ T38] watchdog+0xfd3/0x1030
[ 308.320197][ T38] ? watchdog+0x1c9/0x1030
[ 308.320222][ T38] kthread+0x388/0x470
[ 308.320248][ T38] ? __pfx_watchdog+0x10/0x10
[ 308.320266][ T38] ? __pfx_kthread+0x10/0x10
[ 308.320290][ T38] ret_from_fork+0x514/0xb70
[ 308.320313][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 308.320334][ T38] ? __switch_to+0xc79/0x1410
[ 308.320355][ T38] ? __pfx_kthread+0x10/0x10
[ 308.320379][ T38] ret_from_fork_asm+0x1a/0x30
[ 308.320414][ T38]
[ 308.320420][ T38] Sending NMI from CPU 1 to CPUs 0:
[ 308.320449][ C0] NMI backtrace for cpu 0
[ 308.320462][ C0] CPU: 0 UID: 0 PID: 17 Comm: pr/legacy Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 308.320480][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 308.320489][ C0] RIP: 0010:io_serial_in+0x77/0xc0
[ 308.320513][ C0] Code: e8 7e dc 86 fc 44 89 f9 d3 e3 49 83 ee 80 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 2f 66 f0 fc 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f e9 9a 3f ed 05 cc 44 89 f9 80 e1 07
[ 308.320526][ C0] RSP: 0018:ffffc900001679d0 EFLAGS: 00000202
[ 308.320540][ C0] RAX: 1ffffffff336cd00 RBX: 00000000000003fd RCX: 0000000000000000
[ 308.320551][ C0] RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000000
[ 308.320561][ C0] RBP: ffffffff99b66b30 R08: 0000000000000000 R09: 0000000000000000
[ 308.320572][ C0] R10: dffffc0000000000 R11: ffffffff853dba80 R12: dffffc0000000000
[ 308.320584][ C0] R13: 0000000000000000 R14: ffffffff99b668a0 R15: 0000000000000000
[ 308.320595][ C0] FS: 0000000000000000(0000) GS:ffff888125f2a000(0000) knlGS:0000000000000000
[ 308.320608][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 308.320619][ C0] CR2: 00007f3fa15f3580 CR3: 00000000375b0000 CR4: 00000000003526f0
[ 308.320633][ C0] Call Trace:
[ 308.320639][ C0]
[ 308.320646][ C0] wait_for_lsr+0x1aa/0x2f0
[ 308.320668][ C0] serial8250_console_write+0x1391/0x1b90
[ 308.320694][ C0] ? __pfx_serial8250_console_write+0x10/0x10
[ 308.320713][ C0] ? console_flush_one_record+0xfa/0xb90
[ 308.320736][ C0] ? console_flush_one_record+0x48f/0xb90
[ 308.320757][ C0] console_flush_one_record+0x68b/0xb90
[ 308.320779][ C0] ? console_flush_one_record+0xfa/0xb90
[ 308.320800][ C0] ? __pfx_console_flush_one_record+0x10/0x10
[ 308.320821][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 308.320843][ C0] legacy_kthread_func+0x1b6/0x250
[ 308.320864][ C0] ? __pfx_legacy_kthread_func+0x10/0x10
[ 308.320883][ C0] ? __pfx_autoremove_wake_function+0x10/0x10
[ 308.320903][ C0] ? __kthread_parkme+0x7a/0x1f0
[ 308.320925][ C0] kthread+0x388/0x470
[ 308.320944][ C0] ? __pfx_legacy_kthread_func+0x10/0x10
[ 308.320962][ C0] ? __pfx_kthread+0x10/0x10
[ 308.320982][ C0] ret_from_fork+0x514/0xb70
[ 308.321000][ C0] ? __pfx_ret_from_fork+0x10/0x10
[ 308.321017][ C0] ? __switch_to+0xc79/0x1410
[ 308.321033][ C0] ? __pfx_kthread+0x10/0x10
[ 308.321053][ C0] ret_from_fork_asm+0x1a/0x30
[ 308.321078][ C0]
[ 308.323013][ T38] Kernel panic - not syncing: hung_task: blocked tasks
[ 308.323037][ T38] CPU: 1 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 308.323057][ T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 308.323068][ T38] Call Trace:
[ 308.323075][ T38]
[ 308.323083][ T38] vpanic+0x56c/0xa60
[ 308.323109][ T38] ? __pfx___schedule+0x10/0x10
[ 308.323131][ T38] ? __pfx_vpanic+0x10/0x10
[ 308.323168][ T38] panic+0xc5/0xd0
[ 308.323188][ T38] ? __pfx_panic+0x10/0x10
[ 308.323211][ T38] ? preempt_schedule_thunk+0x16/0x30
[ 308.323234][ T38] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[ 308.323258][ T38] watchdog+0x102c/0x1030
[ 308.323286][ T38] ? watchdog+0x1c9/0x1030
[ 308.323311][ T38] kthread+0x388/0x470
[ 308.323335][ T38] ? __pfx_watchdog+0x10/0x10
[ 308.323354][ T38] ? __pfx_kthread+0x10/0x10
[ 308.323379][ T38] ret_from_fork+0x514/0xb70
[ 308.323401][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 308.323422][ T38] ? __switch_to+0xc79/0x1410
[ 308.323442][ T38] ? __pfx_kthread+0x10/0x10
[ 308.323467][ T38] ret_from_fork_asm+0x1a/0x30
[ 308.323501][ T38]
[ 308.323862][ T38] Kernel Offset: disabled