6.975486][ T6995] Call Trace:
[ 266.975498][ T6995]
[ 266.975509][ T6995] dump_stack_lvl+0xe8/0x150
[ 266.975551][ T6995] sysfs_create_dir_ns+0x271/0x2a0
[ 266.975602][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.975637][ T6995] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 266.975679][ T6995] ? do_raw_spin_unlock+0xf5/0x210
[ 266.975726][ T6995] kobject_add_internal+0x62b/0xd00
[ 266.975775][ T6995] kobject_init_and_add+0x12b/0x1a0
[ 266.975819][ T6995] ? __pfx_kobject_init_and_add+0x10/0x10
[ 266.975862][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.975893][ T6995] ? __raw_spin_lock_init+0x45/0x100
[ 266.975934][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.975965][ T6995] ? __init_swait_queue_head+0xa9/0x150
[ 266.976010][ T6995] gfs2_sys_fs_add+0x257/0x480
[ 266.976043][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976074][ T6995] ? is_dynamic_key+0x1ac/0x1c0
[ 266.976105][ T6995] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 266.976149][ T6995] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 266.976206][ T6995] gfs2_fill_super+0x13a7/0x21d0
[ 266.976251][ T6995] ? __pfx_gfs2_fill_super+0x10/0x10
[ 266.976274][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976310][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976341][ T6995] ? sb_set_blocksize+0x155/0x240
[ 266.976381][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976412][ T6995] ? setup_bdev_super+0x4c1/0x5b0
[ 266.976455][ T6995] get_tree_bdev_flags+0x431/0x4f0
[ 266.976495][ T6995] ? __pfx_gfs2_fill_super+0x10/0x10
[ 266.976520][ T6995] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 266.976556][ T6995] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 266.976608][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976647][ T6995] gfs2_get_tree+0x51/0x1e0
[ 266.976677][ T6995] vfs_get_tree+0x92/0x2a0
[ 266.976717][ T6995] do_new_mount+0x341/0xd30
[ 266.976745][ T6995] ? apparmor_capable+0x137/0x1a0
[ 266.976788][ T6995] ? __pfx_do_new_mount+0x10/0x10
[ 266.976817][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976847][ T6995] ? ns_capable+0x89/0xe0
[ 266.976880][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976913][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976949][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.976979][ T6995] ? user_path_at+0xd4/0x160
[ 266.977016][ T6995] __se_sys_mount+0x31d/0x420
[ 266.977053][ T6995] ? __pfx___se_sys_mount+0x10/0x10
[ 266.977081][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.977120][ T6995] ? srso_alias_return_thunk+0x5/0xfbef5
[ 266.977151][ T6995] ? __x64_sys_mount+0x20/0xc0
[ 266.977184][ T6995] do_syscall_64+0x14d/0xf80
[ 266.977216][ T6995] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.977243][ T6995] ? trace_irq_disable+0x37/0x100
[ 266.977282][ T6995] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.977309][ T6995] RIP: 0033:0x7f9485b9b5ca
[ 266.977332][ T6995] 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
[ 266.977355][ T6995] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 266.977382][ T6995] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 266.977402][ T6995] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 266.977420][ T6995] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 266.977439][ T6995] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 266.977456][ T6995] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 266.977495][ T6995]
[ 267.355709][ T6995] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.371365][ T6995] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 267.828052][ T6999] loop1: detected capacity change from 0 to 32768
[ 267.850241][ T6999] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 267.857896][ T6999] CPU: 0 UID: 0 PID: 6999 Comm: syz.1.136 Not tainted syzkaller #0 PREEMPT(full)
[ 267.857928][ T6999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 267.857944][ T6999] Call Trace:
[ 267.857955][ T6999]
[ 267.857966][ T6999] dump_stack_lvl+0xe8/0x150
[ 267.858008][ T6999] sysfs_create_dir_ns+0x271/0x2a0
[ 267.858050][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.858085][ T6999] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 267.858129][ T6999] ? do_raw_spin_unlock+0xf5/0x210
[ 267.858176][ T6999] kobject_add_internal+0x62b/0xd00
[ 267.858224][ T6999] kobject_init_and_add+0x12b/0x1a0
[ 267.858268][ T6999] ? __pfx_kobject_init_and_add+0x10/0x10
[ 267.858306][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.858337][ T6999] ? __raw_spin_lock_init+0x45/0x100
[ 267.858378][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.858408][ T6999] ? __init_swait_queue_head+0xa9/0x150
[ 267.858452][ T6999] gfs2_sys_fs_add+0x257/0x480
[ 267.858485][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.858517][ T6999] ? is_dynamic_key+0x1ac/0x1c0
[ 267.858548][ T6999] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 267.858601][ T6999] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 267.858658][ T6999] gfs2_fill_super+0x13a7/0x21d0
[ 267.858702][ T6999] ? __pfx_gfs2_fill_super+0x10/0x10
[ 267.858727][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.858763][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.858794][ T6999] ? sb_set_blocksize+0x155/0x240
[ 267.858835][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.858865][ T6999] ? setup_bdev_super+0x4c1/0x5b0
[ 267.858908][ T6999] get_tree_bdev_flags+0x431/0x4f0
[ 267.858947][ T6999] ? __pfx_gfs2_fill_super+0x10/0x10
[ 267.858971][ T6999] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 267.859007][ T6999] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 267.859045][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.859084][ T6999] gfs2_get_tree+0x51/0x1e0
[ 267.859113][ T6999] vfs_get_tree+0x92/0x2a0
[ 267.859153][ T6999] do_new_mount+0x341/0xd30
[ 267.859182][ T6999] ? apparmor_capable+0x137/0x1a0
[ 267.859226][ T6999] ? __pfx_do_new_mount+0x10/0x10
[ 267.859256][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.859286][ T6999] ? ns_capable+0x89/0xe0
[ 267.859319][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.859353][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.859390][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.859421][ T6999] ? user_path_at+0xd4/0x160
[ 267.859457][ T6999] __se_sys_mount+0x31d/0x420
[ 267.859494][ T6999] ? __pfx___se_sys_mount+0x10/0x10
[ 267.859522][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.859561][ T6999] ? srso_alias_return_thunk+0x5/0xfbef5
[ 267.859603][ T6999] ? __x64_sys_mount+0x20/0xc0
[ 267.859635][ T6999] do_syscall_64+0x14d/0xf80
[ 267.859668][ T6999] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 267.859694][ T6999] ? trace_irq_disable+0x37/0x100
[ 267.859733][ T6999] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 267.859759][ T6999] RIP: 0033:0x7f9485b9b5ca
[ 267.859783][ T6999] 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
[ 267.859806][ T6999] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 267.859834][ T6999] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 267.859854][ T6999] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 267.859874][ T6999] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 267.859892][ T6999] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 267.859909][ T6999] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 267.859949][ T6999]
[ 267.859977][ T6999] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 268.235750][ T6999] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.673495][ T7003] loop1: detected capacity change from 0 to 32768
[ 268.687252][ T7003] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.694748][ T7003] CPU: 0 UID: 0 PID: 7003 Comm: syz.1.137 Not tainted syzkaller #0 PREEMPT(full)
[ 268.694779][ T7003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 268.694795][ T7003] Call Trace:
[ 268.694806][ T7003]
[ 268.694817][ T7003] dump_stack_lvl+0xe8/0x150
[ 268.694858][ T7003] sysfs_create_dir_ns+0x271/0x2a0
[ 268.694899][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.694935][ T7003] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 268.694978][ T7003] ? do_raw_spin_unlock+0xf5/0x210
[ 268.695023][ T7003] kobject_add_internal+0x62b/0xd00
[ 268.695072][ T7003] kobject_init_and_add+0x12b/0x1a0
[ 268.695116][ T7003] ? __pfx_kobject_init_and_add+0x10/0x10
[ 268.695154][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.695186][ T7003] ? __raw_spin_lock_init+0x45/0x100
[ 268.695227][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.695259][ T7003] ? __init_swait_queue_head+0xa9/0x150
[ 268.695304][ T7003] gfs2_sys_fs_add+0x257/0x480
[ 268.695337][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.695368][ T7003] ? is_dynamic_key+0x1ac/0x1c0
[ 268.695399][ T7003] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 268.695443][ T7003] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 268.695499][ T7003] gfs2_fill_super+0x13a7/0x21d0
[ 268.695544][ T7003] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.695567][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.695614][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.695644][ T7003] ? sb_set_blocksize+0x155/0x240
[ 268.695684][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.695715][ T7003] ? setup_bdev_super+0x4c1/0x5b0
[ 268.695758][ T7003] get_tree_bdev_flags+0x431/0x4f0
[ 268.695801][ T7003] ? __pfx_gfs2_fill_super+0x10/0x10
[ 268.695830][ T7003] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 268.695865][ T7003] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 268.695904][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.695942][ T7003] gfs2_get_tree+0x51/0x1e0
[ 268.695970][ T7003] vfs_get_tree+0x92/0x2a0
[ 268.696010][ T7003] do_new_mount+0x341/0xd30
[ 268.696038][ T7003] ? apparmor_capable+0x137/0x1a0
[ 268.696082][ T7003] ? __pfx_do_new_mount+0x10/0x10
[ 268.696110][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.696141][ T7003] ? ns_capable+0x89/0xe0
[ 268.696172][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.696205][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.696241][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.696272][ T7003] ? user_path_at+0xd4/0x160
[ 268.696308][ T7003] __se_sys_mount+0x31d/0x420
[ 268.696346][ T7003] ? __pfx___se_sys_mount+0x10/0x10
[ 268.696374][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.696412][ T7003] ? srso_alias_return_thunk+0x5/0xfbef5
[ 268.696442][ T7003] ? __x64_sys_mount+0x20/0xc0
[ 268.696474][ T7003] do_syscall_64+0x14d/0xf80
[ 268.696508][ T7003] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.696534][ T7003] ? trace_irq_disable+0x37/0x100
[ 268.696573][ T7003] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 268.696610][ T7003] RIP: 0033:0x7f9485b9b5ca
[ 268.696633][ T7003] 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
[ 268.696657][ T7003] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.696684][ T7003] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 268.696704][ T7003] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 268.696723][ T7003] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 268.696739][ T7003] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 268.696756][ T7003] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 268.696795][ T7003]
[ 269.056150][ T7003] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.070164][ T7003] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 269.502739][ T7007] loop1: detected capacity change from 0 to 32768
[ 269.524125][ T7007] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 269.531716][ T7007] CPU: 1 UID: 0 PID: 7007 Comm: syz.1.138 Not tainted syzkaller #0 PREEMPT(full)
[ 269.531748][ T7007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 269.531765][ T7007] Call Trace:
[ 269.531776][ T7007]
[ 269.531788][ T7007] dump_stack_lvl+0xe8/0x150
[ 269.531840][ T7007] sysfs_create_dir_ns+0x271/0x2a0
[ 269.531883][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.531918][ T7007] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 269.531961][ T7007] ? do_raw_spin_unlock+0xf5/0x210
[ 269.532008][ T7007] kobject_add_internal+0x62b/0xd00
[ 269.532057][ T7007] kobject_init_and_add+0x12b/0x1a0
[ 269.532102][ T7007] ? __pfx_kobject_init_and_add+0x10/0x10
[ 269.532140][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.532171][ T7007] ? __raw_spin_lock_init+0x45/0x100
[ 269.532212][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.532243][ T7007] ? __init_swait_queue_head+0xa9/0x150
[ 269.532289][ T7007] gfs2_sys_fs_add+0x257/0x480
[ 269.532323][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.532354][ T7007] ? is_dynamic_key+0x1ac/0x1c0
[ 269.532386][ T7007] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 269.532430][ T7007] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 269.532488][ T7007] gfs2_fill_super+0x13a7/0x21d0
[ 269.532532][ T7007] ? __pfx_gfs2_fill_super+0x10/0x10
[ 269.532556][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.532593][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.532624][ T7007] ? sb_set_blocksize+0x155/0x240
[ 269.532665][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.532696][ T7007] ? setup_bdev_super+0x4c1/0x5b0
[ 269.532738][ T7007] get_tree_bdev_flags+0x431/0x4f0
[ 269.532778][ T7007] ? __pfx_gfs2_fill_super+0x10/0x10
[ 269.532803][ T7007] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 269.532864][ T7007] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 269.532904][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.532944][ T7007] gfs2_get_tree+0x51/0x1e0
[ 269.532973][ T7007] vfs_get_tree+0x92/0x2a0
[ 269.533015][ T7007] do_new_mount+0x341/0xd30
[ 269.533044][ T7007] ? apparmor_capable+0x137/0x1a0
[ 269.533089][ T7007] ? __pfx_do_new_mount+0x10/0x10
[ 269.533117][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.533147][ T7007] ? ns_capable+0x89/0xe0
[ 269.533179][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.533213][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.533250][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.533281][ T7007] ? user_path_at+0xd4/0x160
[ 269.533318][ T7007] __se_sys_mount+0x31d/0x420
[ 269.533355][ T7007] ? __pfx___se_sys_mount+0x10/0x10
[ 269.533383][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.533422][ T7007] ? srso_alias_return_thunk+0x5/0xfbef5
[ 269.533453][ T7007] ? __x64_sys_mount+0x20/0xc0
[ 269.533487][ T7007] do_syscall_64+0x14d/0xf80
[ 269.533521][ T7007] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.533548][ T7007] ? trace_irq_disable+0x37/0x100
[ 269.533588][ T7007] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.533615][ T7007] RIP: 0033:0x7f9485b9b5ca
[ 269.533639][ T7007] 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
[ 269.533662][ T7007] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.533690][ T7007] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 269.533710][ T7007] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 269.533730][ T7007] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 269.533748][ T7007] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 269.533765][ T7007] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 269.533804][ T7007]
[ 269.533847][ T7007] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.914773][ T7007] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 270.332304][ T7011] loop1: detected capacity change from 0 to 32768
[ 270.356534][ T7011] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.365234][ T7011] CPU: 1 UID: 0 PID: 7011 Comm: syz.1.139 Not tainted syzkaller #0 PREEMPT(full)
[ 270.365267][ T7011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 270.365283][ T7011] Call Trace:
[ 270.365294][ T7011]
[ 270.365305][ T7011] dump_stack_lvl+0xe8/0x150
[ 270.365347][ T7011] sysfs_create_dir_ns+0x271/0x2a0
[ 270.365389][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.365424][ T7011] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 270.365467][ T7011] ? do_raw_spin_unlock+0xf5/0x210
[ 270.365514][ T7011] kobject_add_internal+0x62b/0xd00
[ 270.365563][ T7011] kobject_init_and_add+0x12b/0x1a0
[ 270.365618][ T7011] ? __pfx_kobject_init_and_add+0x10/0x10
[ 270.365656][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.365687][ T7011] ? __raw_spin_lock_init+0x45/0x100
[ 270.365729][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.365760][ T7011] ? __init_swait_queue_head+0xa9/0x150
[ 270.365804][ T7011] gfs2_sys_fs_add+0x257/0x480
[ 270.365842][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.365872][ T7011] ? is_dynamic_key+0x1ac/0x1c0
[ 270.365902][ T7011] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 270.365947][ T7011] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 270.366004][ T7011] gfs2_fill_super+0x13a7/0x21d0
[ 270.366047][ T7011] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.366070][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366107][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366138][ T7011] ? sb_set_blocksize+0x155/0x240
[ 270.366178][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366209][ T7011] ? setup_bdev_super+0x4c1/0x5b0
[ 270.366251][ T7011] get_tree_bdev_flags+0x431/0x4f0
[ 270.366290][ T7011] ? __pfx_gfs2_fill_super+0x10/0x10
[ 270.366316][ T7011] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 270.366352][ T7011] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 270.366392][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366431][ T7011] gfs2_get_tree+0x51/0x1e0
[ 270.366460][ T7011] vfs_get_tree+0x92/0x2a0
[ 270.366501][ T7011] do_new_mount+0x341/0xd30
[ 270.366529][ T7011] ? apparmor_capable+0x137/0x1a0
[ 270.366573][ T7011] ? __pfx_do_new_mount+0x10/0x10
[ 270.366610][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366641][ T7011] ? ns_capable+0x89/0xe0
[ 270.366672][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366705][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366742][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366772][ T7011] ? user_path_at+0xd4/0x160
[ 270.366810][ T7011] __se_sys_mount+0x31d/0x420
[ 270.366845][ T7011] ? __pfx___se_sys_mount+0x10/0x10
[ 270.366872][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366910][ T7011] ? srso_alias_return_thunk+0x5/0xfbef5
[ 270.366941][ T7011] ? __x64_sys_mount+0x20/0xc0
[ 270.366975][ T7011] do_syscall_64+0x14d/0xf80
[ 270.367008][ T7011] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.367034][ T7011] ? trace_irq_disable+0x37/0x100
[ 270.367072][ T7011] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 270.367099][ T7011] RIP: 0033:0x7f9485b9b5ca
[ 270.367124][ T7011] 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
[ 270.367147][ T7011] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.367174][ T7011] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 270.367194][ T7011] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 270.367213][ T7011] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 270.367231][ T7011] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 270.367248][ T7011] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 270.367287][ T7011]
[ 270.767389][ T7011] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 270.782214][ T7011] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:16:19 executed programs: 125
[ 271.318075][ T7015] loop1: detected capacity change from 0 to 32768
[ 271.332462][ T7015] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 271.340983][ T7015] CPU: 0 UID: 0 PID: 7015 Comm: syz.1.140 Not tainted syzkaller #0 PREEMPT(full)
[ 271.341015][ T7015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 271.341031][ T7015] Call Trace:
[ 271.341041][ T7015]
[ 271.341052][ T7015] dump_stack_lvl+0xe8/0x150
[ 271.341096][ T7015] sysfs_create_dir_ns+0x271/0x2a0
[ 271.341139][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.341173][ T7015] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 271.341207][ T7015] ? do_raw_spin_unlock+0xf5/0x210
[ 271.341241][ T7015] kobject_add_internal+0x62b/0xd00
[ 271.341278][ T7015] kobject_init_and_add+0x12b/0x1a0
[ 271.341310][ T7015] ? __pfx_kobject_init_and_add+0x10/0x10
[ 271.341338][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.341361][ T7015] ? __raw_spin_lock_init+0x45/0x100
[ 271.341391][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.341414][ T7015] ? __init_swait_queue_head+0xa9/0x150
[ 271.341446][ T7015] gfs2_sys_fs_add+0x257/0x480
[ 271.341470][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.341493][ T7015] ? is_dynamic_key+0x1ac/0x1c0
[ 271.341516][ T7015] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 271.341548][ T7015] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 271.341597][ T7015] gfs2_fill_super+0x13a7/0x21d0
[ 271.341630][ T7015] ? __pfx_gfs2_fill_super+0x10/0x10
[ 271.341648][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.341675][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.341697][ T7015] ? sb_set_blocksize+0x155/0x240
[ 271.341728][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.341750][ T7015] ? setup_bdev_super+0x4c1/0x5b0
[ 271.341782][ T7015] get_tree_bdev_flags+0x431/0x4f0
[ 271.341811][ T7015] ? __pfx_gfs2_fill_super+0x10/0x10
[ 271.341837][ T7015] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 271.341863][ T7015] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 271.341891][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.341920][ T7015] gfs2_get_tree+0x51/0x1e0
[ 271.341942][ T7015] vfs_get_tree+0x92/0x2a0
[ 271.341972][ T7015] do_new_mount+0x341/0xd30
[ 271.341992][ T7015] ? apparmor_capable+0x137/0x1a0
[ 271.342025][ T7015] ? __pfx_do_new_mount+0x10/0x10
[ 271.342046][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.342068][ T7015] ? ns_capable+0x89/0xe0
[ 271.342092][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.342117][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.342144][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.342166][ T7015] ? user_path_at+0xd4/0x160
[ 271.342194][ T7015] __se_sys_mount+0x31d/0x420
[ 271.342221][ T7015] ? __pfx___se_sys_mount+0x10/0x10
[ 271.342242][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.342270][ T7015] ? srso_alias_return_thunk+0x5/0xfbef5
[ 271.342292][ T7015] ? __x64_sys_mount+0x20/0xc0
[ 271.342317][ T7015] do_syscall_64+0x14d/0xf80
[ 271.342341][ T7015] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.342360][ T7015] ? trace_irq_disable+0x37/0x100
[ 271.342389][ T7015] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.342409][ T7015] RIP: 0033:0x7f9485b9b5ca
[ 271.342428][ T7015] 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
[ 271.342444][ T7015] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 271.342464][ T7015] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 271.342478][ T7015] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 271.342492][ T7015] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 271.342505][ T7015] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 271.342518][ T7015] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 271.342546][ T7015]
[ 271.343042][ T7015] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.719921][ T7015] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.143224][ T7019] loop1: detected capacity change from 0 to 32768
[ 272.162546][ T7019] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.170039][ T7019] CPU: 1 UID: 0 PID: 7019 Comm: syz.1.141 Not tainted syzkaller #0 PREEMPT(full)
[ 272.170069][ T7019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 272.170085][ T7019] Call Trace:
[ 272.170096][ T7019]
[ 272.170106][ T7019] dump_stack_lvl+0xe8/0x150
[ 272.170147][ T7019] sysfs_create_dir_ns+0x271/0x2a0
[ 272.170188][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.170228][ T7019] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 272.170270][ T7019] ? do_raw_spin_unlock+0xf5/0x210
[ 272.170317][ T7019] kobject_add_internal+0x62b/0xd00
[ 272.170365][ T7019] kobject_init_and_add+0x12b/0x1a0
[ 272.170408][ T7019] ? __pfx_kobject_init_and_add+0x10/0x10
[ 272.170446][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.170477][ T7019] ? __raw_spin_lock_init+0x45/0x100
[ 272.170517][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.170548][ T7019] ? __init_swait_queue_head+0xa9/0x150
[ 272.170591][ T7019] gfs2_sys_fs_add+0x257/0x480
[ 272.170624][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.170654][ T7019] ? is_dynamic_key+0x1ac/0x1c0
[ 272.170684][ T7019] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 272.170728][ T7019] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 272.170787][ T7019] gfs2_fill_super+0x13a7/0x21d0
[ 272.170831][ T7019] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.170859][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.170896][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.170926][ T7019] ? sb_set_blocksize+0x155/0x240
[ 272.170970][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.171001][ T7019] ? setup_bdev_super+0x4c1/0x5b0
[ 272.171048][ T7019] get_tree_bdev_flags+0x431/0x4f0
[ 272.171087][ T7019] ? __pfx_gfs2_fill_super+0x10/0x10
[ 272.171111][ T7019] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 272.171146][ T7019] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 272.171185][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.171224][ T7019] gfs2_get_tree+0x51/0x1e0
[ 272.171252][ T7019] vfs_get_tree+0x92/0x2a0
[ 272.171296][ T7019] do_new_mount+0x341/0xd30
[ 272.171323][ T7019] ? apparmor_capable+0x137/0x1a0
[ 272.171368][ T7019] ? __pfx_do_new_mount+0x10/0x10
[ 272.171397][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.171427][ T7019] ? ns_capable+0x89/0xe0
[ 272.171459][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.171492][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.171528][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.171559][ T7019] ? user_path_at+0xd4/0x160
[ 272.171598][ T7019] __se_sys_mount+0x31d/0x420
[ 272.171634][ T7019] ? __pfx___se_sys_mount+0x10/0x10
[ 272.171662][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.171700][ T7019] ? srso_alias_return_thunk+0x5/0xfbef5
[ 272.171730][ T7019] ? __x64_sys_mount+0x20/0xc0
[ 272.171763][ T7019] do_syscall_64+0x14d/0xf80
[ 272.171796][ T7019] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.171822][ T7019] ? trace_irq_disable+0x37/0x100
[ 272.171867][ T7019] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 272.171894][ T7019] RIP: 0033:0x7f9485b9b5ca
[ 272.171916][ T7019] 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
[ 272.171939][ T7019] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 272.171966][ T7019] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 272.171988][ T7019] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 272.172007][ T7019] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 272.172025][ T7019] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 272.172042][ T7019] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 272.172082][ T7019]
[ 272.172108][ T7019] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 272.437426][ T5136] Bluetooth: hci0: command 0x0406 tx timeout
[ 272.446342][ T7019] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.986845][ T7023] loop1: detected capacity change from 0 to 32768
[ 273.002148][ T7023] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 273.010863][ T7023] CPU: 0 UID: 0 PID: 7023 Comm: syz.1.142 Not tainted syzkaller #0 PREEMPT(full)
[ 273.010896][ T7023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 273.010912][ T7023] Call Trace:
[ 273.010923][ T7023]
[ 273.010933][ T7023] dump_stack_lvl+0xe8/0x150
[ 273.010974][ T7023] sysfs_create_dir_ns+0x271/0x2a0
[ 273.011016][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.011050][ T7023] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 273.011093][ T7023] ? do_raw_spin_unlock+0xf5/0x210
[ 273.011138][ T7023] kobject_add_internal+0x62b/0xd00
[ 273.011187][ T7023] kobject_init_and_add+0x12b/0x1a0
[ 273.011229][ T7023] ? __pfx_kobject_init_and_add+0x10/0x10
[ 273.011267][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.011297][ T7023] ? __raw_spin_lock_init+0x45/0x100
[ 273.011338][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.011367][ T7023] ? __init_swait_queue_head+0xa9/0x150
[ 273.011411][ T7023] gfs2_sys_fs_add+0x257/0x480
[ 273.011443][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.011473][ T7023] ? is_dynamic_key+0x1ac/0x1c0
[ 273.011503][ T7023] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 273.011546][ T7023] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 273.011609][ T7023] gfs2_fill_super+0x13a7/0x21d0
[ 273.011653][ T7023] ? __pfx_gfs2_fill_super+0x10/0x10
[ 273.011676][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.011712][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.011742][ T7023] ? sb_set_blocksize+0x155/0x240
[ 273.011782][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.011812][ T7023] ? setup_bdev_super+0x4c1/0x5b0
[ 273.011856][ T7023] get_tree_bdev_flags+0x431/0x4f0
[ 273.011894][ T7023] ? __pfx_gfs2_fill_super+0x10/0x10
[ 273.011918][ T7023] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 273.011954][ T7023] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 273.011992][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.012031][ T7023] gfs2_get_tree+0x51/0x1e0
[ 273.012059][ T7023] vfs_get_tree+0x92/0x2a0
[ 273.012100][ T7023] do_new_mount+0x341/0xd30
[ 273.012127][ T7023] ? apparmor_capable+0x137/0x1a0
[ 273.012170][ T7023] ? __pfx_do_new_mount+0x10/0x10
[ 273.012198][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.012228][ T7023] ? ns_capable+0x89/0xe0
[ 273.012260][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.012292][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.012328][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.012358][ T7023] ? user_path_at+0xd4/0x160
[ 273.012394][ T7023] __se_sys_mount+0x31d/0x420
[ 273.012430][ T7023] ? __pfx___se_sys_mount+0x10/0x10
[ 273.012458][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.012496][ T7023] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.012526][ T7023] ? __x64_sys_mount+0x20/0xc0
[ 273.012558][ T7023] do_syscall_64+0x14d/0xf80
[ 273.012596][ T7023] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 273.012622][ T7023] ? trace_irq_disable+0x37/0x100
[ 273.012661][ T7023] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 273.012687][ T7023] RIP: 0033:0x7f9485b9b5ca
[ 273.012710][ T7023] 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
[ 273.012733][ T7023] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 273.012760][ T7023] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 273.012780][ T7023] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 273.012798][ T7023] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 273.012822][ T7023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 273.012838][ T7023] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 273.012877][ T7023]
[ 273.012905][ T7023] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 273.391270][ T7023] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 273.823689][ T7027] loop1: detected capacity change from 0 to 32768
[ 273.843146][ T7027] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 273.851851][ T7027] CPU: 0 UID: 0 PID: 7027 Comm: syz.1.143 Not tainted syzkaller #0 PREEMPT(full)
[ 273.851883][ T7027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 273.851900][ T7027] Call Trace:
[ 273.851910][ T7027]
[ 273.851922][ T7027] dump_stack_lvl+0xe8/0x150
[ 273.851963][ T7027] sysfs_create_dir_ns+0x271/0x2a0
[ 273.852005][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852040][ T7027] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 273.852080][ T7027] ? do_raw_spin_unlock+0xf5/0x210
[ 273.852115][ T7027] kobject_add_internal+0x62b/0xd00
[ 273.852152][ T7027] kobject_init_and_add+0x12b/0x1a0
[ 273.852184][ T7027] ? __pfx_kobject_init_and_add+0x10/0x10
[ 273.852212][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852235][ T7027] ? __raw_spin_lock_init+0x45/0x100
[ 273.852266][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852288][ T7027] ? __init_swait_queue_head+0xa9/0x150
[ 273.852321][ T7027] gfs2_sys_fs_add+0x257/0x480
[ 273.852345][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852368][ T7027] ? is_dynamic_key+0x1ac/0x1c0
[ 273.852390][ T7027] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 273.852423][ T7027] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 273.852465][ T7027] gfs2_fill_super+0x13a7/0x21d0
[ 273.852498][ T7027] ? __pfx_gfs2_fill_super+0x10/0x10
[ 273.852515][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852542][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852564][ T7027] ? sb_set_blocksize+0x155/0x240
[ 273.852602][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852625][ T7027] ? setup_bdev_super+0x4c1/0x5b0
[ 273.852656][ T7027] get_tree_bdev_flags+0x431/0x4f0
[ 273.852685][ T7027] ? __pfx_gfs2_fill_super+0x10/0x10
[ 273.852703][ T7027] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 273.852730][ T7027] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 273.852759][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852788][ T7027] gfs2_get_tree+0x51/0x1e0
[ 273.852809][ T7027] vfs_get_tree+0x92/0x2a0
[ 273.852840][ T7027] do_new_mount+0x341/0xd30
[ 273.852860][ T7027] ? apparmor_capable+0x137/0x1a0
[ 273.852892][ T7027] ? __pfx_do_new_mount+0x10/0x10
[ 273.852914][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852936][ T7027] ? ns_capable+0x89/0xe0
[ 273.852964][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.852988][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.853015][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.853037][ T7027] ? user_path_at+0xd4/0x160
[ 273.853064][ T7027] __se_sys_mount+0x31d/0x420
[ 273.853092][ T7027] ? __pfx___se_sys_mount+0x10/0x10
[ 273.853113][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.853141][ T7027] ? srso_alias_return_thunk+0x5/0xfbef5
[ 273.853163][ T7027] ? __x64_sys_mount+0x20/0xc0
[ 273.853188][ T7027] do_syscall_64+0x14d/0xf80
[ 273.853212][ T7027] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 273.853231][ T7027] ? trace_irq_disable+0x37/0x100
[ 273.853262][ T7027] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 273.853281][ T7027] RIP: 0033:0x7f9485b9b5ca
[ 273.853299][ T7027] 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
[ 273.853316][ T7027] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 273.853336][ T7027] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 273.853351][ T7027] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 273.853364][ T7027] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 273.853378][ T7027] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 273.853390][ T7027] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 273.853420][ T7027]
[ 273.853442][ T7027] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 274.229669][ T7027] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 274.658801][ T7031] loop1: detected capacity change from 0 to 32768
[ 274.683526][ T7031] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 274.692017][ T7031] CPU: 1 UID: 0 PID: 7031 Comm: syz.1.144 Not tainted syzkaller #0 PREEMPT(full)
[ 274.692051][ T7031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 274.692067][ T7031] Call Trace:
[ 274.692078][ T7031]
[ 274.692089][ T7031] dump_stack_lvl+0xe8/0x150
[ 274.692135][ T7031] sysfs_create_dir_ns+0x271/0x2a0
[ 274.692178][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.692209][ T7031] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 274.692241][ T7031] ? do_raw_spin_unlock+0xf5/0x210
[ 274.692275][ T7031] kobject_add_internal+0x62b/0xd00
[ 274.692312][ T7031] kobject_init_and_add+0x12b/0x1a0
[ 274.692345][ T7031] ? __pfx_kobject_init_and_add+0x10/0x10
[ 274.692373][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.692396][ T7031] ? __raw_spin_lock_init+0x45/0x100
[ 274.692426][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.692449][ T7031] ? __init_swait_queue_head+0xa9/0x150
[ 274.692482][ T7031] gfs2_sys_fs_add+0x257/0x480
[ 274.692507][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.692529][ T7031] ? is_dynamic_key+0x1ac/0x1c0
[ 274.692551][ T7031] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 274.692586][ T7031] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 274.692628][ T7031] gfs2_fill_super+0x13a7/0x21d0
[ 274.692661][ T7031] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.692679][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.692706][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.692728][ T7031] ? sb_set_blocksize+0x155/0x240
[ 274.692759][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.692781][ T7031] ? setup_bdev_super+0x4c1/0x5b0
[ 274.692812][ T7031] get_tree_bdev_flags+0x431/0x4f0
[ 274.692852][ T7031] ? __pfx_gfs2_fill_super+0x10/0x10
[ 274.692871][ T7031] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 274.692897][ T7031] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 274.692926][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.692956][ T7031] gfs2_get_tree+0x51/0x1e0
[ 274.692978][ T7031] vfs_get_tree+0x92/0x2a0
[ 274.693008][ T7031] do_new_mount+0x341/0xd30
[ 274.693029][ T7031] ? apparmor_capable+0x137/0x1a0
[ 274.693062][ T7031] ? __pfx_do_new_mount+0x10/0x10
[ 274.693083][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.693105][ T7031] ? ns_capable+0x89/0xe0
[ 274.693129][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.693154][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.693181][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.693203][ T7031] ? user_path_at+0xd4/0x160
[ 274.693231][ T7031] __se_sys_mount+0x31d/0x420
[ 274.693258][ T7031] ? __pfx___se_sys_mount+0x10/0x10
[ 274.693279][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.693308][ T7031] ? srso_alias_return_thunk+0x5/0xfbef5
[ 274.693330][ T7031] ? __x64_sys_mount+0x20/0xc0
[ 274.693355][ T7031] do_syscall_64+0x14d/0xf80
[ 274.693380][ T7031] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.693398][ T7031] ? trace_irq_disable+0x37/0x100
[ 274.693428][ T7031] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.693448][ T7031] RIP: 0033:0x7f9485b9b5ca
[ 274.693466][ T7031] 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
[ 274.693482][ T7031] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 274.693502][ T7031] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 274.693517][ T7031] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 274.693531][ T7031] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 274.693543][ T7031] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 274.693556][ T7031] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 274.693585][ T7031]
[ 274.694076][ T7031] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 275.077557][ T7031] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 275.497818][ T7035] loop1: detected capacity change from 0 to 32768
[ 275.519817][ T7035] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 275.527376][ T7035] CPU: 1 UID: 0 PID: 7035 Comm: syz.1.145 Not tainted syzkaller #0 PREEMPT(full)
[ 275.527407][ T7035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 275.527424][ T7035] Call Trace:
[ 275.527434][ T7035]
[ 275.527445][ T7035] dump_stack_lvl+0xe8/0x150
[ 275.527486][ T7035] sysfs_create_dir_ns+0x271/0x2a0
[ 275.527528][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.527562][ T7035] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 275.527614][ T7035] ? do_raw_spin_unlock+0xf5/0x210
[ 275.527662][ T7035] kobject_add_internal+0x62b/0xd00
[ 275.527711][ T7035] kobject_init_and_add+0x12b/0x1a0
[ 275.527755][ T7035] ? __pfx_kobject_init_and_add+0x10/0x10
[ 275.527794][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.527826][ T7035] ? __raw_spin_lock_init+0x45/0x100
[ 275.527866][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.527896][ T7035] ? __init_swait_queue_head+0xa9/0x150
[ 275.527941][ T7035] gfs2_sys_fs_add+0x257/0x480
[ 275.527975][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528005][ T7035] ? is_dynamic_key+0x1ac/0x1c0
[ 275.528036][ T7035] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 275.528079][ T7035] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 275.528134][ T7035] gfs2_fill_super+0x13a7/0x21d0
[ 275.528178][ T7035] ? __pfx_gfs2_fill_super+0x10/0x10
[ 275.528202][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528239][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528270][ T7035] ? sb_set_blocksize+0x155/0x240
[ 275.528311][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528341][ T7035] ? setup_bdev_super+0x4c1/0x5b0
[ 275.528384][ T7035] get_tree_bdev_flags+0x431/0x4f0
[ 275.528424][ T7035] ? __pfx_gfs2_fill_super+0x10/0x10
[ 275.528450][ T7035] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 275.528486][ T7035] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 275.528524][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528564][ T7035] gfs2_get_tree+0x51/0x1e0
[ 275.528605][ T7035] vfs_get_tree+0x92/0x2a0
[ 275.528645][ T7035] do_new_mount+0x341/0xd30
[ 275.528673][ T7035] ? apparmor_capable+0x137/0x1a0
[ 275.528716][ T7035] ? __pfx_do_new_mount+0x10/0x10
[ 275.528745][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528775][ T7035] ? ns_capable+0x89/0xe0
[ 275.528807][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528840][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528877][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.528907][ T7035] ? user_path_at+0xd4/0x160
[ 275.528945][ T7035] __se_sys_mount+0x31d/0x420
[ 275.528983][ T7035] ? __pfx___se_sys_mount+0x10/0x10
[ 275.529011][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.529049][ T7035] ? srso_alias_return_thunk+0x5/0xfbef5
[ 275.529080][ T7035] ? __x64_sys_mount+0x20/0xc0
[ 275.529112][ T7035] do_syscall_64+0x14d/0xf80
[ 275.529145][ T7035] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 275.529171][ T7035] ? trace_irq_disable+0x37/0x100
[ 275.529210][ T7035] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 275.529235][ T7035] RIP: 0033:0x7f9485b9b5ca
[ 275.529259][ T7035] 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
[ 275.529282][ T7035] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 275.529310][ T7035] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 275.529329][ T7035] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 275.529348][ T7035] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 275.529366][ T7035] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 275.529383][ T7035] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 275.529422][ T7035]
[ 275.529452][ T7035] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 275.909128][ T7035] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:16:24 executed programs: 131
[ 276.334923][ T7039] loop1: detected capacity change from 0 to 32768
[ 276.349893][ T7039] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 276.357922][ T7039] CPU: 0 UID: 0 PID: 7039 Comm: syz.1.146 Not tainted syzkaller #0 PREEMPT(full)
[ 276.357954][ T7039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 276.357971][ T7039] Call Trace:
[ 276.357981][ T7039]
[ 276.357992][ T7039] dump_stack_lvl+0xe8/0x150
[ 276.358035][ T7039] sysfs_create_dir_ns+0x271/0x2a0
[ 276.358076][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.358111][ T7039] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 276.358155][ T7039] ? do_raw_spin_unlock+0xf5/0x210
[ 276.358201][ T7039] kobject_add_internal+0x62b/0xd00
[ 276.358250][ T7039] kobject_init_and_add+0x12b/0x1a0
[ 276.358294][ T7039] ? __pfx_kobject_init_and_add+0x10/0x10
[ 276.358333][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.358365][ T7039] ? __raw_spin_lock_init+0x45/0x100
[ 276.358407][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.358437][ T7039] ? __init_swait_queue_head+0xa9/0x150
[ 276.358482][ T7039] gfs2_sys_fs_add+0x257/0x480
[ 276.358515][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.358546][ T7039] ? is_dynamic_key+0x1ac/0x1c0
[ 276.358577][ T7039] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 276.358621][ T7039] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 276.358677][ T7039] gfs2_fill_super+0x13a7/0x21d0
[ 276.358722][ T7039] ? __pfx_gfs2_fill_super+0x10/0x10
[ 276.358746][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.358787][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.358818][ T7039] ? sb_set_blocksize+0x155/0x240
[ 276.358857][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.358879][ T7039] ? setup_bdev_super+0x4c1/0x5b0
[ 276.358910][ T7039] get_tree_bdev_flags+0x431/0x4f0
[ 276.358939][ T7039] ? __pfx_gfs2_fill_super+0x10/0x10
[ 276.358958][ T7039] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 276.358985][ T7039] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 276.359013][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.359042][ T7039] gfs2_get_tree+0x51/0x1e0
[ 276.359064][ T7039] vfs_get_tree+0x92/0x2a0
[ 276.359094][ T7039] do_new_mount+0x341/0xd30
[ 276.359115][ T7039] ? apparmor_capable+0x137/0x1a0
[ 276.359147][ T7039] ? __pfx_do_new_mount+0x10/0x10
[ 276.359168][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.359190][ T7039] ? ns_capable+0x89/0xe0
[ 276.359214][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.359239][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.359266][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.359288][ T7039] ? user_path_at+0xd4/0x160
[ 276.359316][ T7039] __se_sys_mount+0x31d/0x420
[ 276.359343][ T7039] ? __pfx___se_sys_mount+0x10/0x10
[ 276.359364][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.359392][ T7039] ? srso_alias_return_thunk+0x5/0xfbef5
[ 276.359416][ T7039] ? __x64_sys_mount+0x20/0xc0
[ 276.359440][ T7039] do_syscall_64+0x14d/0xf80
[ 276.359464][ T7039] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.359483][ T7039] ? trace_irq_disable+0x37/0x100
[ 276.359513][ T7039] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.359532][ T7039] RIP: 0033:0x7f9485b9b5ca
[ 276.359551][ T7039] 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
[ 276.359567][ T7039] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 276.359587][ T7039] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 276.359601][ T7039] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 276.359615][ T7039] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 276.359628][ T7039] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 276.359641][ T7039] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 276.359670][ T7039]
[ 276.359815][ T7039] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 276.735950][ T7039] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 277.158028][ T7043] loop1: detected capacity change from 0 to 32768
[ 277.170196][ T7043] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 277.179215][ T7043] CPU: 0 UID: 0 PID: 7043 Comm: syz.1.147 Not tainted syzkaller #0 PREEMPT(full)
[ 277.179245][ T7043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 277.179262][ T7043] Call Trace:
[ 277.179274][ T7043]
[ 277.179284][ T7043] dump_stack_lvl+0xe8/0x150
[ 277.179326][ T7043] sysfs_create_dir_ns+0x271/0x2a0
[ 277.179368][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.179402][ T7043] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 277.179445][ T7043] ? do_raw_spin_unlock+0xf5/0x210
[ 277.179491][ T7043] kobject_add_internal+0x62b/0xd00
[ 277.179541][ T7043] kobject_init_and_add+0x12b/0x1a0
[ 277.179595][ T7043] ? __pfx_kobject_init_and_add+0x10/0x10
[ 277.179634][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.179665][ T7043] ? __raw_spin_lock_init+0x45/0x100
[ 277.179707][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.179738][ T7043] ? __init_swait_queue_head+0xa9/0x150
[ 277.179783][ T7043] gfs2_sys_fs_add+0x257/0x480
[ 277.179815][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.179846][ T7043] ? is_dynamic_key+0x1ac/0x1c0
[ 277.179877][ T7043] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 277.179921][ T7043] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 277.179977][ T7043] gfs2_fill_super+0x13a7/0x21d0
[ 277.180021][ T7043] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.180045][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180081][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180111][ T7043] ? sb_set_blocksize+0x155/0x240
[ 277.180153][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180183][ T7043] ? setup_bdev_super+0x4c1/0x5b0
[ 277.180225][ T7043] get_tree_bdev_flags+0x431/0x4f0
[ 277.180264][ T7043] ? __pfx_gfs2_fill_super+0x10/0x10
[ 277.180290][ T7043] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 277.180325][ T7043] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 277.180363][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180402][ T7043] gfs2_get_tree+0x51/0x1e0
[ 277.180430][ T7043] vfs_get_tree+0x92/0x2a0
[ 277.180471][ T7043] do_new_mount+0x341/0xd30
[ 277.180499][ T7043] ? apparmor_capable+0x137/0x1a0
[ 277.180544][ T7043] ? __pfx_do_new_mount+0x10/0x10
[ 277.180573][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180613][ T7043] ? ns_capable+0x89/0xe0
[ 277.180646][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180679][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180716][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180746][ T7043] ? user_path_at+0xd4/0x160
[ 277.180783][ T7043] __se_sys_mount+0x31d/0x420
[ 277.180821][ T7043] ? __pfx___se_sys_mount+0x10/0x10
[ 277.180849][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180888][ T7043] ? srso_alias_return_thunk+0x5/0xfbef5
[ 277.180918][ T7043] ? __x64_sys_mount+0x20/0xc0
[ 277.180950][ T7043] do_syscall_64+0x14d/0xf80
[ 277.180983][ T7043] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.181009][ T7043] ? trace_irq_disable+0x37/0x100
[ 277.181048][ T7043] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 277.181075][ T7043] RIP: 0033:0x7f9485b9b5ca
[ 277.181098][ T7043] 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
[ 277.181121][ T7043] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 277.181148][ T7043] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 277.181168][ T7043] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 277.181187][ T7043] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 277.181206][ T7043] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 277.181223][ T7043] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 277.181263][ T7043]
[ 277.181290][ T7043] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 277.556850][ T7043] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 277.978561][ T7047] loop1: detected capacity change from 0 to 32768
[ 278.001460][ T7047] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 278.010124][ T7047] CPU: 1 UID: 0 PID: 7047 Comm: syz.1.148 Not tainted syzkaller #0 PREEMPT(full)
[ 278.010156][ T7047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 278.010173][ T7047] Call Trace:
[ 278.010184][ T7047]
[ 278.010194][ T7047] dump_stack_lvl+0xe8/0x150
[ 278.010237][ T7047] sysfs_create_dir_ns+0x271/0x2a0
[ 278.010280][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.010315][ T7047] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 278.010358][ T7047] ? do_raw_spin_unlock+0xf5/0x210
[ 278.010405][ T7047] kobject_add_internal+0x62b/0xd00
[ 278.010454][ T7047] kobject_init_and_add+0x12b/0x1a0
[ 278.010499][ T7047] ? __pfx_kobject_init_and_add+0x10/0x10
[ 278.010537][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.010569][ T7047] ? __raw_spin_lock_init+0x45/0x100
[ 278.010610][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.010641][ T7047] ? __init_swait_queue_head+0xa9/0x150
[ 278.010685][ T7047] gfs2_sys_fs_add+0x257/0x480
[ 278.010718][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.010748][ T7047] ? is_dynamic_key+0x1ac/0x1c0
[ 278.010779][ T7047] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 278.010823][ T7047] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 278.010889][ T7047] gfs2_fill_super+0x13a7/0x21d0
[ 278.010934][ T7047] ? __pfx_gfs2_fill_super+0x10/0x10
[ 278.010958][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.010995][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011026][ T7047] ? sb_set_blocksize+0x155/0x240
[ 278.011068][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011098][ T7047] ? setup_bdev_super+0x4c1/0x5b0
[ 278.011140][ T7047] get_tree_bdev_flags+0x431/0x4f0
[ 278.011179][ T7047] ? __pfx_gfs2_fill_super+0x10/0x10
[ 278.011204][ T7047] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 278.011240][ T7047] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 278.011278][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011318][ T7047] gfs2_get_tree+0x51/0x1e0
[ 278.011347][ T7047] vfs_get_tree+0x92/0x2a0
[ 278.011387][ T7047] do_new_mount+0x341/0xd30
[ 278.011415][ T7047] ? apparmor_capable+0x137/0x1a0
[ 278.011458][ T7047] ? __pfx_do_new_mount+0x10/0x10
[ 278.011493][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011527][ T7047] ? ns_capable+0x89/0xe0
[ 278.011566][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011602][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011637][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011673][ T7047] ? user_path_at+0xd4/0x160
[ 278.011712][ T7047] __se_sys_mount+0x31d/0x420
[ 278.011750][ T7047] ? __pfx___se_sys_mount+0x10/0x10
[ 278.011778][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011816][ T7047] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.011852][ T7047] ? __x64_sys_mount+0x20/0xc0
[ 278.011889][ T7047] do_syscall_64+0x14d/0xf80
[ 278.011924][ T7047] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 278.011950][ T7047] ? trace_irq_disable+0x37/0x100
[ 278.011995][ T7047] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 278.012026][ T7047] RIP: 0033:0x7f9485b9b5ca
[ 278.012053][ T7047] 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
[ 278.012079][ T7047] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 278.012108][ T7047] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 278.012131][ T7047] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 278.012149][ T7047] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 278.012168][ T7047] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 278.012185][ T7047] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 278.012225][ T7047]
[ 278.012255][ T7047] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 278.392099][ T7047] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 278.812143][ T7051] loop1: detected capacity change from 0 to 32768
[ 278.837442][ T7051] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 278.844827][ T7051] CPU: 0 UID: 0 PID: 7051 Comm: syz.1.149 Not tainted syzkaller #0 PREEMPT(full)
[ 278.844850][ T7051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 278.844863][ T7051] Call Trace:
[ 278.844872][ T7051]
[ 278.844881][ T7051] dump_stack_lvl+0xe8/0x150
[ 278.844915][ T7051] sysfs_create_dir_ns+0x271/0x2a0
[ 278.844949][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.844975][ T7051] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 278.845007][ T7051] ? do_raw_spin_unlock+0xf5/0x210
[ 278.845044][ T7051] kobject_add_internal+0x62b/0xd00
[ 278.845082][ T7051] kobject_init_and_add+0x12b/0x1a0
[ 278.845115][ T7051] ? __pfx_kobject_init_and_add+0x10/0x10
[ 278.845143][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845166][ T7051] ? __raw_spin_lock_init+0x45/0x100
[ 278.845196][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845219][ T7051] ? __init_swait_queue_head+0xa9/0x150
[ 278.845253][ T7051] gfs2_sys_fs_add+0x257/0x480
[ 278.845277][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845299][ T7051] ? is_dynamic_key+0x1ac/0x1c0
[ 278.845322][ T7051] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 278.845355][ T7051] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 278.845400][ T7051] gfs2_fill_super+0x13a7/0x21d0
[ 278.845432][ T7051] ? __pfx_gfs2_fill_super+0x10/0x10
[ 278.845449][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845477][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845499][ T7051] ? sb_set_blocksize+0x155/0x240
[ 278.845532][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845554][ T7051] ? setup_bdev_super+0x4c1/0x5b0
[ 278.845591][ T7051] get_tree_bdev_flags+0x431/0x4f0
[ 278.845620][ T7051] ? __pfx_gfs2_fill_super+0x10/0x10
[ 278.845639][ T7051] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 278.845665][ T7051] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 278.845694][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845723][ T7051] gfs2_get_tree+0x51/0x1e0
[ 278.845745][ T7051] vfs_get_tree+0x92/0x2a0
[ 278.845775][ T7051] do_new_mount+0x341/0xd30
[ 278.845795][ T7051] ? apparmor_capable+0x137/0x1a0
[ 278.845846][ T7051] ? __pfx_do_new_mount+0x10/0x10
[ 278.845875][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845908][ T7051] ? ns_capable+0x89/0xe0
[ 278.845940][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.845973][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.846010][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.846039][ T7051] ? user_path_at+0xd4/0x160
[ 278.846078][ T7051] __se_sys_mount+0x31d/0x420
[ 278.846115][ T7051] ? __pfx___se_sys_mount+0x10/0x10
[ 278.846144][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.846183][ T7051] ? srso_alias_return_thunk+0x5/0xfbef5
[ 278.846215][ T7051] ? __x64_sys_mount+0x20/0xc0
[ 278.846248][ T7051] do_syscall_64+0x14d/0xf80
[ 278.846288][ T7051] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 278.846314][ T7051] ? trace_irq_disable+0x37/0x100
[ 278.846359][ T7051] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 278.846386][ T7051] RIP: 0033:0x7f9485b9b5ca
[ 278.846411][ T7051] 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
[ 278.846434][ T7051] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 278.846461][ T7051] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 278.846481][ T7051] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 278.846501][ T7051] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 278.846519][ T7051] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 278.846536][ T7051] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 278.846591][ T7051]
[ 279.208170][ T7051] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 279.222151][ T7051] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 279.256443][ T7051] loop1: detected capacity change from 32768 to 64
[ 279.635369][ T7055] loop1: detected capacity change from 0 to 32768
[ 279.661469][ T7055] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 279.669091][ T7055] CPU: 1 UID: 0 PID: 7055 Comm: syz.1.150 Not tainted syzkaller #0 PREEMPT(full)
[ 279.669126][ T7055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 279.669143][ T7055] Call Trace:
[ 279.669154][ T7055]
[ 279.669165][ T7055] dump_stack_lvl+0xe8/0x150
[ 279.669210][ T7055] sysfs_create_dir_ns+0x271/0x2a0
[ 279.669254][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.669288][ T7055] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 279.669332][ T7055] ? do_raw_spin_unlock+0xf5/0x210
[ 279.669379][ T7055] kobject_add_internal+0x62b/0xd00
[ 279.669430][ T7055] kobject_init_and_add+0x12b/0x1a0
[ 279.669474][ T7055] ? __pfx_kobject_init_and_add+0x10/0x10
[ 279.669537][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.669568][ T7055] ? __raw_spin_lock_init+0x45/0x100
[ 279.669609][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.669640][ T7055] ? __init_swait_queue_head+0xa9/0x150
[ 279.669684][ T7055] gfs2_sys_fs_add+0x257/0x480
[ 279.669717][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.669747][ T7055] ? is_dynamic_key+0x1ac/0x1c0
[ 279.669778][ T7055] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 279.669823][ T7055] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 279.669909][ T7055] gfs2_fill_super+0x13a7/0x21d0
[ 279.669953][ T7055] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.669977][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670015][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670045][ T7055] ? sb_set_blocksize+0x155/0x240
[ 279.670087][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670117][ T7055] ? setup_bdev_super+0x4c1/0x5b0
[ 279.670161][ T7055] get_tree_bdev_flags+0x431/0x4f0
[ 279.670201][ T7055] ? __pfx_gfs2_fill_super+0x10/0x10
[ 279.670227][ T7055] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 279.670262][ T7055] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 279.670301][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670340][ T7055] gfs2_get_tree+0x51/0x1e0
[ 279.670370][ T7055] vfs_get_tree+0x92/0x2a0
[ 279.670411][ T7055] do_new_mount+0x341/0xd30
[ 279.670440][ T7055] ? apparmor_capable+0x137/0x1a0
[ 279.670485][ T7055] ? __pfx_do_new_mount+0x10/0x10
[ 279.670514][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670545][ T7055] ? ns_capable+0x89/0xe0
[ 279.670578][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670611][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670647][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670678][ T7055] ? user_path_at+0xd4/0x160
[ 279.670715][ T7055] __se_sys_mount+0x31d/0x420
[ 279.670753][ T7055] ? __pfx___se_sys_mount+0x10/0x10
[ 279.670783][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670821][ T7055] ? srso_alias_return_thunk+0x5/0xfbef5
[ 279.670861][ T7055] ? __x64_sys_mount+0x20/0xc0
[ 279.670893][ T7055] do_syscall_64+0x14d/0xf80
[ 279.670927][ T7055] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.670953][ T7055] ? trace_irq_disable+0x37/0x100
[ 279.670992][ T7055] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.671019][ T7055] RIP: 0033:0x7f9485b9b5ca
[ 279.671042][ T7055] 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
[ 279.671065][ T7055] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 279.671094][ T7055] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 279.671114][ T7055] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 279.671133][ T7055] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 279.671151][ T7055] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 279.671168][ T7055] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 279.671208][ T7055]
[ 279.671324][ T7055] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 280.050688][ T7055] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 280.482889][ T7059] loop1: detected capacity change from 0 to 32768
[ 280.497599][ T7059] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 280.512308][ T7059] CPU: 1 UID: 0 PID: 7059 Comm: syz.1.151 Not tainted syzkaller #0 PREEMPT(full)
[ 280.512348][ T7059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 280.512366][ T7059] Call Trace:
[ 280.512378][ T7059]
[ 280.512390][ T7059] dump_stack_lvl+0xe8/0x150
[ 280.512440][ T7059] sysfs_create_dir_ns+0x271/0x2a0
[ 280.512489][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.512527][ T7059] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 280.512571][ T7059] ? do_raw_spin_unlock+0xf5/0x210
[ 280.512622][ T7059] kobject_add_internal+0x62b/0xd00
[ 280.512679][ T7059] kobject_init_and_add+0x12b/0x1a0
[ 280.512724][ T7059] ? __pfx_kobject_init_and_add+0x10/0x10
[ 280.512761][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.512794][ T7059] ? __raw_spin_lock_init+0x45/0x100
[ 280.512846][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.512877][ T7059] ? __init_swait_queue_head+0xa9/0x150
[ 280.512924][ T7059] gfs2_sys_fs_add+0x257/0x480
[ 280.512958][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.512989][ T7059] ? is_dynamic_key+0x1ac/0x1c0
[ 280.513020][ T7059] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 280.513065][ T7059] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 280.513124][ T7059] gfs2_fill_super+0x13a7/0x21d0
[ 280.513168][ T7059] ? __pfx_gfs2_fill_super+0x10/0x10
[ 280.513192][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.513230][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.513261][ T7059] ? sb_set_blocksize+0x155/0x240
[ 280.513302][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.513332][ T7059] ? setup_bdev_super+0x4c1/0x5b0
[ 280.513376][ T7059] get_tree_bdev_flags+0x431/0x4f0
[ 280.513416][ T7059] ? __pfx_gfs2_fill_super+0x10/0x10
[ 280.513442][ T7059] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 280.513479][ T7059] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 280.513518][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.513557][ T7059] gfs2_get_tree+0x51/0x1e0
[ 280.513585][ T7059] vfs_get_tree+0x92/0x2a0
[ 280.513627][ T7059] do_new_mount+0x341/0xd30
[ 280.513656][ T7059] ? apparmor_capable+0x137/0x1a0
[ 280.513701][ T7059] ? __pfx_do_new_mount+0x10/0x10
[ 280.513730][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.513761][ T7059] ? ns_capable+0x89/0xe0
[ 280.513795][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.513828][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.513879][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.513910][ T7059] ? user_path_at+0xd4/0x160
[ 280.513947][ T7059] __se_sys_mount+0x31d/0x420
[ 280.513985][ T7059] ? __pfx___se_sys_mount+0x10/0x10
[ 280.514014][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.514053][ T7059] ? srso_alias_return_thunk+0x5/0xfbef5
[ 280.514083][ T7059] ? __x64_sys_mount+0x20/0xc0
[ 280.514116][ T7059] do_syscall_64+0x14d/0xf80
[ 280.514150][ T7059] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.514175][ T7059] ? trace_irq_disable+0x37/0x100
[ 280.514216][ T7059] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.514243][ T7059] RIP: 0033:0x7f9485b9b5ca
[ 280.514268][ T7059] 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
[ 280.514291][ T7059] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 280.514319][ T7059] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 280.514339][ T7059] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 280.514358][ T7059] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 280.514377][ T7059] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 280.514395][ T7059] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 280.514435][ T7059]
[ 280.514468][ T7059] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 280.897728][ T7059] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 281.327002][ T7063] loop1: detected capacity change from 0 to 32768
[ 281.375946][ T7063] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 281.383363][ T7063] CPU: 0 UID: 0 PID: 7063 Comm: syz.1.152 Not tainted syzkaller #0 PREEMPT(full)
[ 281.383395][ T7063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 281.383411][ T7063] Call Trace:
[ 281.383422][ T7063]
[ 281.383433][ T7063] dump_stack_lvl+0xe8/0x150
[ 281.383480][ T7063] sysfs_create_dir_ns+0x271/0x2a0
[ 281.383522][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.383557][ T7063] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 281.383607][ T7063] ? do_raw_spin_unlock+0xf5/0x210
[ 281.383653][ T7063] kobject_add_internal+0x62b/0xd00
[ 281.383702][ T7063] kobject_init_and_add+0x12b/0x1a0
[ 281.383744][ T7063] ? __pfx_kobject_init_and_add+0x10/0x10
[ 281.383783][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.383813][ T7063] ? __raw_spin_lock_init+0x45/0x100
[ 281.383854][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.383884][ T7063] ? __init_swait_queue_head+0xa9/0x150
[ 281.383928][ T7063] gfs2_sys_fs_add+0x257/0x480
[ 281.383960][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.383991][ T7063] ? is_dynamic_key+0x1ac/0x1c0
[ 281.384022][ T7063] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 281.384064][ T7063] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 281.384120][ T7063] gfs2_fill_super+0x13a7/0x21d0
[ 281.384164][ T7063] ? __pfx_gfs2_fill_super+0x10/0x10
[ 281.384187][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.384224][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.384254][ T7063] ? sb_set_blocksize+0x155/0x240
[ 281.384294][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.384324][ T7063] ? setup_bdev_super+0x4c1/0x5b0
[ 281.384367][ T7063] get_tree_bdev_flags+0x431/0x4f0
[ 281.384405][ T7063] ? __pfx_gfs2_fill_super+0x10/0x10
[ 281.384431][ T7063] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 281.384467][ T7063] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 281.384505][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.384545][ T7063] gfs2_get_tree+0x51/0x1e0
[ 281.384573][ T7063] vfs_get_tree+0x92/0x2a0
[ 281.384622][ T7063] do_new_mount+0x341/0xd30
[ 281.384649][ T7063] ? apparmor_capable+0x137/0x1a0
[ 281.384691][ T7063] ? __pfx_do_new_mount+0x10/0x10
[ 281.384719][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.384750][ T7063] ? ns_capable+0x89/0xe0
[ 281.384782][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.384814][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.384849][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.384879][ T7063] ? user_path_at+0xd4/0x160
[ 281.384917][ T7063] __se_sys_mount+0x31d/0x420
[ 281.384954][ T7063] ? __pfx___se_sys_mount+0x10/0x10
[ 281.384982][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.385020][ T7063] ? srso_alias_return_thunk+0x5/0xfbef5
[ 281.385050][ T7063] ? __x64_sys_mount+0x20/0xc0
[ 281.385083][ T7063] do_syscall_64+0x14d/0xf80
[ 281.385115][ T7063] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 281.385141][ T7063] ? trace_irq_disable+0x37/0x100
[ 281.385181][ T7063] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 281.385207][ T7063] RIP: 0033:0x7f9485b9b5ca
[ 281.385232][ T7063] 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
[ 281.385254][ T7063] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 281.385280][ T7063] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 281.385300][ T7063] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 281.385318][ T7063] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 281.385337][ T7063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 281.385354][ T7063] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 281.385393][ T7063]
[ 281.385552][ T7063] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 281.760212][ T7063] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:16:30 executed programs: 138
[ 282.189753][ T7067] loop1: detected capacity change from 0 to 32768
[ 282.204924][ T7067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 282.213049][ T7067] CPU: 0 UID: 0 PID: 7067 Comm: syz.1.153 Not tainted syzkaller #0 PREEMPT(full)
[ 282.213079][ T7067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 282.213095][ T7067] Call Trace:
[ 282.213105][ T7067]
[ 282.213116][ T7067] dump_stack_lvl+0xe8/0x150
[ 282.213158][ T7067] sysfs_create_dir_ns+0x271/0x2a0
[ 282.213199][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.213233][ T7067] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 282.213275][ T7067] ? do_raw_spin_unlock+0xf5/0x210
[ 282.213322][ T7067] kobject_add_internal+0x62b/0xd00
[ 282.213370][ T7067] kobject_init_and_add+0x12b/0x1a0
[ 282.213414][ T7067] ? __pfx_kobject_init_and_add+0x10/0x10
[ 282.213452][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.213482][ T7067] ? __raw_spin_lock_init+0x45/0x100
[ 282.213524][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.213564][ T7067] ? __init_swait_queue_head+0xa9/0x150
[ 282.213608][ T7067] gfs2_sys_fs_add+0x257/0x480
[ 282.213640][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.213671][ T7067] ? is_dynamic_key+0x1ac/0x1c0
[ 282.213701][ T7067] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 282.213744][ T7067] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 282.213800][ T7067] gfs2_fill_super+0x13a7/0x21d0
[ 282.213844][ T7067] ? __pfx_gfs2_fill_super+0x10/0x10
[ 282.213867][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.213903][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.213931][ T7067] ? sb_set_blocksize+0x155/0x240
[ 282.213970][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.214000][ T7067] ? setup_bdev_super+0x4c1/0x5b0
[ 282.214042][ T7067] get_tree_bdev_flags+0x431/0x4f0
[ 282.214080][ T7067] ? __pfx_gfs2_fill_super+0x10/0x10
[ 282.214105][ T7067] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 282.214141][ T7067] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 282.214179][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.214219][ T7067] gfs2_get_tree+0x51/0x1e0
[ 282.214247][ T7067] vfs_get_tree+0x92/0x2a0
[ 282.214288][ T7067] do_new_mount+0x341/0xd30
[ 282.214315][ T7067] ? apparmor_capable+0x137/0x1a0
[ 282.214359][ T7067] ? __pfx_do_new_mount+0x10/0x10
[ 282.214387][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.214418][ T7067] ? ns_capable+0x89/0xe0
[ 282.214449][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.214482][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.214518][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.214556][ T7067] ? user_path_at+0xd4/0x160
[ 282.214593][ T7067] __se_sys_mount+0x31d/0x420
[ 282.214630][ T7067] ? __pfx___se_sys_mount+0x10/0x10
[ 282.214658][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.214697][ T7067] ? srso_alias_return_thunk+0x5/0xfbef5
[ 282.214727][ T7067] ? __x64_sys_mount+0x20/0xc0
[ 282.214759][ T7067] do_syscall_64+0x14d/0xf80
[ 282.214792][ T7067] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 282.214817][ T7067] ? trace_irq_disable+0x37/0x100
[ 282.214856][ T7067] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 282.214883][ T7067] RIP: 0033:0x7f9485b9b5ca
[ 282.214906][ T7067] 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
[ 282.214928][ T7067] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 282.214956][ T7067] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 282.214976][ T7067] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 282.214995][ T7067] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 282.215013][ T7067] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 282.215031][ T7067] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 282.215069][ T7067]
[ 282.215096][ T7067] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 282.590591][ T7067] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 283.017246][ T7071] loop1: detected capacity change from 0 to 32768
[ 283.034029][ T7071] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 283.042696][ T7071] CPU: 1 UID: 0 PID: 7071 Comm: syz.1.154 Not tainted syzkaller #0 PREEMPT(full)
[ 283.042735][ T7071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 283.042751][ T7071] Call Trace:
[ 283.042761][ T7071]
[ 283.042773][ T7071] dump_stack_lvl+0xe8/0x150
[ 283.042818][ T7071] sysfs_create_dir_ns+0x271/0x2a0
[ 283.042866][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.042899][ T7071] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 283.042940][ T7071] ? do_raw_spin_unlock+0xf5/0x210
[ 283.042984][ T7071] kobject_add_internal+0x62b/0xd00
[ 283.043029][ T7071] kobject_init_and_add+0x12b/0x1a0
[ 283.043070][ T7071] ? __pfx_kobject_init_and_add+0x10/0x10
[ 283.043105][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.043134][ T7071] ? __raw_spin_lock_init+0x45/0x100
[ 283.043173][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.043204][ T7071] ? __init_swait_queue_head+0xa9/0x150
[ 283.043245][ T7071] gfs2_sys_fs_add+0x257/0x480
[ 283.043278][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.043307][ T7071] ? is_dynamic_key+0x1ac/0x1c0
[ 283.043338][ T7071] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 283.043389][ T7071] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 283.043443][ T7071] gfs2_fill_super+0x13a7/0x21d0
[ 283.043485][ T7071] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.043520][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.043554][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.043582][ T7071] ? sb_set_blocksize+0x155/0x240
[ 283.043622][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.043651][ T7071] ? setup_bdev_super+0x4c1/0x5b0
[ 283.043693][ T7071] get_tree_bdev_flags+0x431/0x4f0
[ 283.043732][ T7071] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.043757][ T7071] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 283.043792][ T7071] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 283.043831][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.043869][ T7071] gfs2_get_tree+0x51/0x1e0
[ 283.043897][ T7071] vfs_get_tree+0x92/0x2a0
[ 283.043938][ T7071] do_new_mount+0x341/0xd30
[ 283.043966][ T7071] ? apparmor_capable+0x137/0x1a0
[ 283.044010][ T7071] ? __pfx_do_new_mount+0x10/0x10
[ 283.044038][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.044069][ T7071] ? ns_capable+0x89/0xe0
[ 283.044101][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.044133][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.044168][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.044197][ T7071] ? user_path_at+0xd4/0x160
[ 283.044232][ T7071] __se_sys_mount+0x31d/0x420
[ 283.044270][ T7071] ? __pfx___se_sys_mount+0x10/0x10
[ 283.044296][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.044335][ T7071] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.044364][ T7071] ? __x64_sys_mount+0x20/0xc0
[ 283.044397][ T7071] do_syscall_64+0x14d/0xf80
[ 283.044430][ T7071] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.044455][ T7071] ? trace_irq_disable+0x37/0x100
[ 283.044494][ T7071] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.044531][ T7071] RIP: 0033:0x7f9485b9b5ca
[ 283.044556][ T7071] 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
[ 283.044579][ T7071] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 283.044606][ T7071] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 283.044627][ T7071] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 283.044646][ T7071] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 283.044664][ T7071] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 283.044682][ T7071] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 283.044721][ T7071]
[ 283.044774][ T7071] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 283.426226][ T7071] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 283.851348][ T7075] loop1: detected capacity change from 0 to 32768
[ 283.866135][ T7075] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 283.874113][ T7075] CPU: 1 UID: 0 PID: 7075 Comm: syz.1.155 Not tainted syzkaller #0 PREEMPT(full)
[ 283.874146][ T7075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 283.874162][ T7075] Call Trace:
[ 283.874173][ T7075]
[ 283.874184][ T7075] dump_stack_lvl+0xe8/0x150
[ 283.874229][ T7075] sysfs_create_dir_ns+0x271/0x2a0
[ 283.874270][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.874304][ T7075] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 283.874346][ T7075] ? do_raw_spin_unlock+0xf5/0x210
[ 283.874387][ T7075] kobject_add_internal+0x62b/0xd00
[ 283.874424][ T7075] kobject_init_and_add+0x12b/0x1a0
[ 283.874457][ T7075] ? __pfx_kobject_init_and_add+0x10/0x10
[ 283.874485][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.874508][ T7075] ? __raw_spin_lock_init+0x45/0x100
[ 283.874543][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.874566][ T7075] ? __init_swait_queue_head+0xa9/0x150
[ 283.874607][ T7075] gfs2_sys_fs_add+0x257/0x480
[ 283.874631][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.874654][ T7075] ? is_dynamic_key+0x1ac/0x1c0
[ 283.874676][ T7075] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 283.874709][ T7075] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 283.874751][ T7075] gfs2_fill_super+0x13a7/0x21d0
[ 283.874784][ T7075] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.874801][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.874828][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.874852][ T7075] ? sb_set_blocksize+0x155/0x240
[ 283.874882][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.874904][ T7075] ? setup_bdev_super+0x4c1/0x5b0
[ 283.874936][ T7075] get_tree_bdev_flags+0x431/0x4f0
[ 283.874965][ T7075] ? __pfx_gfs2_fill_super+0x10/0x10
[ 283.874984][ T7075] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 283.875011][ T7075] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 283.875039][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.875068][ T7075] gfs2_get_tree+0x51/0x1e0
[ 283.875089][ T7075] vfs_get_tree+0x92/0x2a0
[ 283.875120][ T7075] do_new_mount+0x341/0xd30
[ 283.875140][ T7075] ? apparmor_capable+0x137/0x1a0
[ 283.875173][ T7075] ? __pfx_do_new_mount+0x10/0x10
[ 283.875194][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.875217][ T7075] ? ns_capable+0x89/0xe0
[ 283.875240][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.875264][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.875291][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.875313][ T7075] ? user_path_at+0xd4/0x160
[ 283.875341][ T7075] __se_sys_mount+0x31d/0x420
[ 283.875369][ T7075] ? __pfx___se_sys_mount+0x10/0x10
[ 283.875390][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.875418][ T7075] ? srso_alias_return_thunk+0x5/0xfbef5
[ 283.875440][ T7075] ? __x64_sys_mount+0x20/0xc0
[ 283.875465][ T7075] do_syscall_64+0x14d/0xf80
[ 283.875488][ T7075] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.875508][ T7075] ? trace_irq_disable+0x37/0x100
[ 283.875538][ T7075] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 283.875558][ T7075] RIP: 0033:0x7f9485b9b5ca
[ 283.875577][ T7075] 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
[ 283.875597][ T7075] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 283.875617][ T7075] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 283.875631][ T7075] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 283.875645][ T7075] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 283.875658][ T7075] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 283.875671][ T7075] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 283.875699][ T7075]
[ 284.236456][ T7075] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 284.251022][ T7075] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 284.316300][ T7075] loop1: detected capacity change from 32768 to 64
[ 284.686701][ T7079] loop1: detected capacity change from 0 to 32768
[ 284.698996][ T7079] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 284.707343][ T7079] CPU: 1 UID: 0 PID: 7079 Comm: syz.1.156 Not tainted syzkaller #0 PREEMPT(full)
[ 284.707376][ T7079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 284.707393][ T7079] Call Trace:
[ 284.707403][ T7079]
[ 284.707414][ T7079] dump_stack_lvl+0xe8/0x150
[ 284.707456][ T7079] sysfs_create_dir_ns+0x271/0x2a0
[ 284.707497][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.707531][ T7079] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 284.707572][ T7079] ? do_raw_spin_unlock+0xf5/0x210
[ 284.707628][ T7079] kobject_add_internal+0x62b/0xd00
[ 284.707678][ T7079] kobject_init_and_add+0x12b/0x1a0
[ 284.707721][ T7079] ? __pfx_kobject_init_and_add+0x10/0x10
[ 284.707758][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.707786][ T7079] ? __raw_spin_lock_init+0x45/0x100
[ 284.707826][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.707855][ T7079] ? __init_swait_queue_head+0xa9/0x150
[ 284.707899][ T7079] gfs2_sys_fs_add+0x257/0x480
[ 284.707930][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.707960][ T7079] ? is_dynamic_key+0x1ac/0x1c0
[ 284.707991][ T7079] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 284.708035][ T7079] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 284.708092][ T7079] gfs2_fill_super+0x13a7/0x21d0
[ 284.708136][ T7079] ? __pfx_gfs2_fill_super+0x10/0x10
[ 284.708160][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.708195][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.708225][ T7079] ? sb_set_blocksize+0x155/0x240
[ 284.708266][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.708296][ T7079] ? setup_bdev_super+0x4c1/0x5b0
[ 284.708339][ T7079] get_tree_bdev_flags+0x431/0x4f0
[ 284.708378][ T7079] ? __pfx_gfs2_fill_super+0x10/0x10
[ 284.708403][ T7079] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 284.708439][ T7079] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 284.708477][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.708516][ T7079] gfs2_get_tree+0x51/0x1e0
[ 284.708544][ T7079] vfs_get_tree+0x92/0x2a0
[ 284.708596][ T7079] do_new_mount+0x341/0xd30
[ 284.708625][ T7079] ? apparmor_capable+0x137/0x1a0
[ 284.708669][ T7079] ? __pfx_do_new_mount+0x10/0x10
[ 284.708698][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.708728][ T7079] ? ns_capable+0x89/0xe0
[ 284.708761][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.708794][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.708831][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.708861][ T7079] ? user_path_at+0xd4/0x160
[ 284.708898][ T7079] __se_sys_mount+0x31d/0x420
[ 284.708936][ T7079] ? __pfx___se_sys_mount+0x10/0x10
[ 284.708964][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.709002][ T7079] ? srso_alias_return_thunk+0x5/0xfbef5
[ 284.709032][ T7079] ? __x64_sys_mount+0x20/0xc0
[ 284.709065][ T7079] do_syscall_64+0x14d/0xf80
[ 284.709094][ T7079] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 284.709121][ T7079] ? trace_irq_disable+0x37/0x100
[ 284.709161][ T7079] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 284.709187][ T7079] RIP: 0033:0x7f9485b9b5ca
[ 284.709211][ T7079] 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
[ 284.709233][ T7079] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 284.709260][ T7079] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 284.709280][ T7079] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 284.709299][ T7079] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 284.709317][ T7079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 284.709334][ T7079] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 284.709373][ T7079]
[ 284.709401][ T7079] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 285.088221][ T7079] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 285.514406][ T7083] loop1: detected capacity change from 0 to 32768
[ 285.529376][ T7083] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 285.536926][ T7083] CPU: 0 UID: 0 PID: 7083 Comm: syz.1.157 Not tainted syzkaller #0 PREEMPT(full)
[ 285.536959][ T7083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 285.536975][ T7083] Call Trace:
[ 285.536986][ T7083]
[ 285.536996][ T7083] dump_stack_lvl+0xe8/0x150
[ 285.537039][ T7083] sysfs_create_dir_ns+0x271/0x2a0
[ 285.537081][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.537116][ T7083] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 285.537159][ T7083] ? do_raw_spin_unlock+0xf5/0x210
[ 285.537205][ T7083] kobject_add_internal+0x62b/0xd00
[ 285.537254][ T7083] kobject_init_and_add+0x12b/0x1a0
[ 285.537297][ T7083] ? __pfx_kobject_init_and_add+0x10/0x10
[ 285.537336][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.537366][ T7083] ? __raw_spin_lock_init+0x45/0x100
[ 285.537407][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.537437][ T7083] ? __init_swait_queue_head+0xa9/0x150
[ 285.537480][ T7083] gfs2_sys_fs_add+0x257/0x480
[ 285.537513][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.537544][ T7083] ? is_dynamic_key+0x1ac/0x1c0
[ 285.537573][ T7083] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 285.537617][ T7083] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 285.537673][ T7083] gfs2_fill_super+0x13a7/0x21d0
[ 285.537717][ T7083] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.537739][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.537775][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.537805][ T7083] ? sb_set_blocksize+0x155/0x240
[ 285.537852][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.537882][ T7083] ? setup_bdev_super+0x4c1/0x5b0
[ 285.537925][ T7083] get_tree_bdev_flags+0x431/0x4f0
[ 285.537964][ T7083] ? __pfx_gfs2_fill_super+0x10/0x10
[ 285.537989][ T7083] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 285.538025][ T7083] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 285.538063][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.538102][ T7083] gfs2_get_tree+0x51/0x1e0
[ 285.538130][ T7083] vfs_get_tree+0x92/0x2a0
[ 285.538171][ T7083] do_new_mount+0x341/0xd30
[ 285.538198][ T7083] ? apparmor_capable+0x137/0x1a0
[ 285.538242][ T7083] ? __pfx_do_new_mount+0x10/0x10
[ 285.538270][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.538299][ T7083] ? ns_capable+0x89/0xe0
[ 285.538331][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.538363][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.538400][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.538430][ T7083] ? user_path_at+0xd4/0x160
[ 285.538467][ T7083] __se_sys_mount+0x31d/0x420
[ 285.538504][ T7083] ? __pfx___se_sys_mount+0x10/0x10
[ 285.538533][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.538570][ T7083] ? srso_alias_return_thunk+0x5/0xfbef5
[ 285.538600][ T7083] ? __x64_sys_mount+0x20/0xc0
[ 285.538632][ T7083] do_syscall_64+0x14d/0xf80
[ 285.538664][ T7083] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.538690][ T7083] ? trace_irq_disable+0x37/0x100
[ 285.538730][ T7083] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 285.538757][ T7083] RIP: 0033:0x7f9485b9b5ca
[ 285.538781][ T7083] 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
[ 285.538803][ T7083] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 285.538835][ T7083] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 285.538855][ T7083] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 285.538873][ T7083] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 285.538892][ T7083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 285.538909][ T7083] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 285.538946][ T7083]
[ 285.538976][ T7083] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 285.916651][ T7083] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 286.331885][ T7087] loop1: detected capacity change from 0 to 32768
[ 286.347265][ T7087] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 286.354689][ T7087] CPU: 0 UID: 0 PID: 7087 Comm: syz.1.158 Not tainted syzkaller #0 PREEMPT(full)
[ 286.354720][ T7087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 286.354738][ T7087] Call Trace:
[ 286.354748][ T7087]
[ 286.354760][ T7087] dump_stack_lvl+0xe8/0x150
[ 286.354801][ T7087] sysfs_create_dir_ns+0x271/0x2a0
[ 286.354844][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.354878][ T7087] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 286.354921][ T7087] ? do_raw_spin_unlock+0xf5/0x210
[ 286.354968][ T7087] kobject_add_internal+0x62b/0xd00
[ 286.355018][ T7087] kobject_init_and_add+0x12b/0x1a0
[ 286.355061][ T7087] ? __pfx_kobject_init_and_add+0x10/0x10
[ 286.355099][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.355129][ T7087] ? __raw_spin_lock_init+0x45/0x100
[ 286.355170][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.355201][ T7087] ? __init_swait_queue_head+0xa9/0x150
[ 286.355247][ T7087] gfs2_sys_fs_add+0x257/0x480
[ 286.355280][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.355311][ T7087] ? is_dynamic_key+0x1ac/0x1c0
[ 286.355342][ T7087] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 286.355386][ T7087] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 286.355443][ T7087] gfs2_fill_super+0x13a7/0x21d0
[ 286.355488][ T7087] ? __pfx_gfs2_fill_super+0x10/0x10
[ 286.355511][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.355548][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.355577][ T7087] ? sb_set_blocksize+0x155/0x240
[ 286.355626][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.355656][ T7087] ? setup_bdev_super+0x4c1/0x5b0
[ 286.355698][ T7087] get_tree_bdev_flags+0x431/0x4f0
[ 286.355738][ T7087] ? __pfx_gfs2_fill_super+0x10/0x10
[ 286.355763][ T7087] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 286.355799][ T7087] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 286.355843][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.355881][ T7087] gfs2_get_tree+0x51/0x1e0
[ 286.355911][ T7087] vfs_get_tree+0x92/0x2a0
[ 286.355953][ T7087] do_new_mount+0x341/0xd30
[ 286.355981][ T7087] ? apparmor_capable+0x137/0x1a0
[ 286.356024][ T7087] ? __pfx_do_new_mount+0x10/0x10
[ 286.356054][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.356084][ T7087] ? ns_capable+0x89/0xe0
[ 286.356117][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.356149][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.356186][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.356218][ T7087] ? user_path_at+0xd4/0x160
[ 286.356255][ T7087] __se_sys_mount+0x31d/0x420
[ 286.356292][ T7087] ? __pfx___se_sys_mount+0x10/0x10
[ 286.356320][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.356357][ T7087] ? srso_alias_return_thunk+0x5/0xfbef5
[ 286.356388][ T7087] ? __x64_sys_mount+0x20/0xc0
[ 286.356420][ T7087] do_syscall_64+0x14d/0xf80
[ 286.356452][ T7087] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 286.356480][ T7087] ? trace_irq_disable+0x37/0x100
[ 286.356519][ T7087] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 286.356546][ T7087] RIP: 0033:0x7f9485b9b5ca
[ 286.356571][ T7087] 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
[ 286.356605][ T7087] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 286.356633][ T7087] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 286.356653][ T7087] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 286.356672][ T7087] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 286.356690][ T7087] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 286.356708][ T7087] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 286.356747][ T7087]
[ 286.722376][ T7087] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 286.736395][ T7087] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 286.780551][ T7087] loop1: detected capacity change from 32768 to 64
[ 287.133308][ T7091] loop1: detected capacity change from 0 to 32768
[ 287.152556][ T7091] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 287.162321][ T7091] CPU: 1 UID: 0 PID: 7091 Comm: syz.1.159 Not tainted syzkaller #0 PREEMPT(full)
[ 287.162354][ T7091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 287.162371][ T7091] Call Trace:
[ 287.162382][ T7091]
[ 287.162392][ T7091] dump_stack_lvl+0xe8/0x150
[ 287.162435][ T7091] sysfs_create_dir_ns+0x271/0x2a0
[ 287.162477][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.162511][ T7091] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 287.162553][ T7091] ? do_raw_spin_unlock+0xf5/0x210
[ 287.162599][ T7091] kobject_add_internal+0x62b/0xd00
[ 287.162648][ T7091] kobject_init_and_add+0x12b/0x1a0
[ 287.162692][ T7091] ? __pfx_kobject_init_and_add+0x10/0x10
[ 287.162730][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.162760][ T7091] ? __raw_spin_lock_init+0x45/0x100
[ 287.162801][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.162831][ T7091] ? __init_swait_queue_head+0xa9/0x150
[ 287.162880][ T7091] gfs2_sys_fs_add+0x257/0x480
[ 287.162913][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.162943][ T7091] ? is_dynamic_key+0x1ac/0x1c0
[ 287.162973][ T7091] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 287.163017][ T7091] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 287.163074][ T7091] gfs2_fill_super+0x13a7/0x21d0
[ 287.163117][ T7091] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.163139][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163175][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163205][ T7091] ? sb_set_blocksize+0x155/0x240
[ 287.163245][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163274][ T7091] ? setup_bdev_super+0x4c1/0x5b0
[ 287.163317][ T7091] get_tree_bdev_flags+0x431/0x4f0
[ 287.163356][ T7091] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.163381][ T7091] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 287.163417][ T7091] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 287.163455][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163494][ T7091] gfs2_get_tree+0x51/0x1e0
[ 287.163522][ T7091] vfs_get_tree+0x92/0x2a0
[ 287.163563][ T7091] do_new_mount+0x341/0xd30
[ 287.163590][ T7091] ? apparmor_capable+0x137/0x1a0
[ 287.163634][ T7091] ? __pfx_do_new_mount+0x10/0x10
[ 287.163662][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163692][ T7091] ? ns_capable+0x89/0xe0
[ 287.163724][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163757][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163793][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163823][ T7091] ? user_path_at+0xd4/0x160
[ 287.163868][ T7091] __se_sys_mount+0x31d/0x420
[ 287.163905][ T7091] ? __pfx___se_sys_mount+0x10/0x10
[ 287.163932][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.163971][ T7091] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.164001][ T7091] ? __x64_sys_mount+0x20/0xc0
[ 287.164034][ T7091] do_syscall_64+0x14d/0xf80
[ 287.164066][ T7091] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.164092][ T7091] ? trace_irq_disable+0x37/0x100
[ 287.164132][ T7091] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.164158][ T7091] RIP: 0033:0x7f9485b9b5ca
[ 287.164182][ T7091] 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
[ 287.164204][ T7091] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 287.164230][ T7091] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 287.164250][ T7091] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 287.164269][ T7091] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 287.164288][ T7091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 287.164305][ T7091] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 287.164343][ T7091]
[ 287.164372][ T7091] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 287.544087][ T7091] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:16:36 executed programs: 145
[ 287.964208][ T7095] loop1: detected capacity change from 0 to 32768
[ 287.988112][ T7095] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 287.995527][ T7095] CPU: 0 UID: 0 PID: 7095 Comm: syz.1.160 Not tainted syzkaller #0 PREEMPT(full)
[ 287.995552][ T7095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 287.995564][ T7095] Call Trace:
[ 287.995574][ T7095]
[ 287.995583][ T7095] dump_stack_lvl+0xe8/0x150
[ 287.995626][ T7095] sysfs_create_dir_ns+0x271/0x2a0
[ 287.995657][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.995683][ T7095] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 287.995715][ T7095] ? do_raw_spin_unlock+0xf5/0x210
[ 287.995749][ T7095] kobject_add_internal+0x62b/0xd00
[ 287.995786][ T7095] kobject_init_and_add+0x12b/0x1a0
[ 287.995818][ T7095] ? __pfx_kobject_init_and_add+0x10/0x10
[ 287.995856][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.995884][ T7095] ? __raw_spin_lock_init+0x45/0x100
[ 287.995924][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.995957][ T7095] ? __init_swait_queue_head+0xa9/0x150
[ 287.996000][ T7095] gfs2_sys_fs_add+0x257/0x480
[ 287.996034][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.996068][ T7095] ? is_dynamic_key+0x1ac/0x1c0
[ 287.996099][ T7095] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 287.996147][ T7095] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 287.996205][ T7095] gfs2_fill_super+0x13a7/0x21d0
[ 287.996257][ T7095] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.996283][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.996320][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.996353][ T7095] ? sb_set_blocksize+0x155/0x240
[ 287.996396][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.996429][ T7095] ? setup_bdev_super+0x4c1/0x5b0
[ 287.996477][ T7095] get_tree_bdev_flags+0x431/0x4f0
[ 287.996519][ T7095] ? __pfx_gfs2_fill_super+0x10/0x10
[ 287.996543][ T7095] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 287.996581][ T7095] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 287.996629][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.996668][ T7095] gfs2_get_tree+0x51/0x1e0
[ 287.996698][ T7095] vfs_get_tree+0x92/0x2a0
[ 287.996741][ T7095] do_new_mount+0x341/0xd30
[ 287.996769][ T7095] ? apparmor_capable+0x137/0x1a0
[ 287.996812][ T7095] ? __pfx_do_new_mount+0x10/0x10
[ 287.996842][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.996870][ T7095] ? ns_capable+0x89/0xe0
[ 287.996901][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.996933][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.996970][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.997002][ T7095] ? user_path_at+0xd4/0x160
[ 287.997041][ T7095] __se_sys_mount+0x31d/0x420
[ 287.997081][ T7095] ? __pfx___se_sys_mount+0x10/0x10
[ 287.997110][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.997150][ T7095] ? srso_alias_return_thunk+0x5/0xfbef5
[ 287.997180][ T7095] ? __x64_sys_mount+0x20/0xc0
[ 287.997212][ T7095] do_syscall_64+0x14d/0xf80
[ 287.997243][ T7095] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.997268][ T7095] ? trace_irq_disable+0x37/0x100
[ 287.997305][ T7095] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.997331][ T7095] RIP: 0033:0x7f9485b9b5ca
[ 287.997354][ T7095] 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
[ 287.997376][ T7095] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 287.997401][ T7095] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 287.997419][ T7095] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 287.997438][ T7095] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 287.997456][ T7095] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 287.997473][ T7095] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 287.997509][ T7095]
[ 288.362797][ T7095] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 288.386465][ T7095] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 288.811883][ T7099] loop1: detected capacity change from 0 to 32768
[ 288.833401][ T7099] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 288.841906][ T7099] CPU: 0 UID: 0 PID: 7099 Comm: syz.1.161 Not tainted syzkaller #0 PREEMPT(full)
[ 288.841937][ T7099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 288.841954][ T7099] Call Trace:
[ 288.841968][ T7099]
[ 288.841979][ T7099] dump_stack_lvl+0xe8/0x150
[ 288.842022][ T7099] sysfs_create_dir_ns+0x271/0x2a0
[ 288.842065][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.842099][ T7099] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 288.842142][ T7099] ? do_raw_spin_unlock+0xf5/0x210
[ 288.842188][ T7099] kobject_add_internal+0x62b/0xd00
[ 288.842237][ T7099] kobject_init_and_add+0x12b/0x1a0
[ 288.842282][ T7099] ? __pfx_kobject_init_and_add+0x10/0x10
[ 288.842321][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.842352][ T7099] ? __raw_spin_lock_init+0x45/0x100
[ 288.842393][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.842424][ T7099] ? __init_swait_queue_head+0xa9/0x150
[ 288.842469][ T7099] gfs2_sys_fs_add+0x257/0x480
[ 288.842501][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.842532][ T7099] ? is_dynamic_key+0x1ac/0x1c0
[ 288.842563][ T7099] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 288.842607][ T7099] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 288.842665][ T7099] gfs2_fill_super+0x13a7/0x21d0
[ 288.842709][ T7099] ? __pfx_gfs2_fill_super+0x10/0x10
[ 288.842733][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.842769][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.842801][ T7099] ? sb_set_blocksize+0x155/0x240
[ 288.842842][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.842881][ T7099] ? setup_bdev_super+0x4c1/0x5b0
[ 288.842924][ T7099] get_tree_bdev_flags+0x431/0x4f0
[ 288.842964][ T7099] ? __pfx_gfs2_fill_super+0x10/0x10
[ 288.842989][ T7099] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 288.843026][ T7099] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 288.843065][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.843104][ T7099] gfs2_get_tree+0x51/0x1e0
[ 288.843133][ T7099] vfs_get_tree+0x92/0x2a0
[ 288.843175][ T7099] do_new_mount+0x341/0xd30
[ 288.843204][ T7099] ? apparmor_capable+0x137/0x1a0
[ 288.843250][ T7099] ? __pfx_do_new_mount+0x10/0x10
[ 288.843278][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.843309][ T7099] ? ns_capable+0x89/0xe0
[ 288.843342][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.843376][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.843413][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.843444][ T7099] ? user_path_at+0xd4/0x160
[ 288.843482][ T7099] __se_sys_mount+0x31d/0x420
[ 288.843521][ T7099] ? __pfx___se_sys_mount+0x10/0x10
[ 288.843550][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.843588][ T7099] ? srso_alias_return_thunk+0x5/0xfbef5
[ 288.843619][ T7099] ? __x64_sys_mount+0x20/0xc0
[ 288.843652][ T7099] do_syscall_64+0x14d/0xf80
[ 288.843685][ T7099] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.843712][ T7099] ? trace_irq_disable+0x37/0x100
[ 288.843753][ T7099] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.843780][ T7099] RIP: 0033:0x7f9485b9b5ca
[ 288.843804][ T7099] 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
[ 288.843827][ T7099] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 288.843864][ T7099] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 288.843885][ T7099] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 288.843904][ T7099] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 288.843923][ T7099] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 288.843941][ T7099] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 288.844011][ T7099]
[ 288.844073][ T7099] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 289.218281][ T7099] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 289.647205][ T7103] loop1: detected capacity change from 0 to 32768
[ 289.666380][ T7103] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 289.673824][ T7103] CPU: 1 UID: 0 PID: 7103 Comm: syz.1.162 Not tainted syzkaller #0 PREEMPT(full)
[ 289.673865][ T7103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 289.673882][ T7103] Call Trace:
[ 289.673892][ T7103]
[ 289.673904][ T7103] dump_stack_lvl+0xe8/0x150
[ 289.673945][ T7103] sysfs_create_dir_ns+0x271/0x2a0
[ 289.673987][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.674022][ T7103] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 289.674066][ T7103] ? do_raw_spin_unlock+0xf5/0x210
[ 289.674115][ T7103] kobject_add_internal+0x62b/0xd00
[ 289.674165][ T7103] kobject_init_and_add+0x12b/0x1a0
[ 289.674209][ T7103] ? __pfx_kobject_init_and_add+0x10/0x10
[ 289.674248][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.674279][ T7103] ? __raw_spin_lock_init+0x45/0x100
[ 289.674320][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.674351][ T7103] ? __init_swait_queue_head+0xa9/0x150
[ 289.674396][ T7103] gfs2_sys_fs_add+0x257/0x480
[ 289.674429][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.674460][ T7103] ? is_dynamic_key+0x1ac/0x1c0
[ 289.674491][ T7103] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 289.674535][ T7103] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 289.674591][ T7103] gfs2_fill_super+0x13a7/0x21d0
[ 289.674636][ T7103] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.674659][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.674696][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.674727][ T7103] ? sb_set_blocksize+0x155/0x240
[ 289.674768][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.674799][ T7103] ? setup_bdev_super+0x4c1/0x5b0
[ 289.674850][ T7103] get_tree_bdev_flags+0x431/0x4f0
[ 289.674890][ T7103] ? __pfx_gfs2_fill_super+0x10/0x10
[ 289.674916][ T7103] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 289.674952][ T7103] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 289.674990][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.675029][ T7103] gfs2_get_tree+0x51/0x1e0
[ 289.675059][ T7103] vfs_get_tree+0x92/0x2a0
[ 289.675100][ T7103] do_new_mount+0x341/0xd30
[ 289.675128][ T7103] ? apparmor_capable+0x137/0x1a0
[ 289.675173][ T7103] ? __pfx_do_new_mount+0x10/0x10
[ 289.675201][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.675232][ T7103] ? ns_capable+0x89/0xe0
[ 289.675264][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.675297][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.675334][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.675364][ T7103] ? user_path_at+0xd4/0x160
[ 289.675402][ T7103] __se_sys_mount+0x31d/0x420
[ 289.675440][ T7103] ? __pfx___se_sys_mount+0x10/0x10
[ 289.675469][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.675507][ T7103] ? srso_alias_return_thunk+0x5/0xfbef5
[ 289.675539][ T7103] ? __x64_sys_mount+0x20/0xc0
[ 289.675573][ T7103] do_syscall_64+0x14d/0xf80
[ 289.675606][ T7103] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.675633][ T7103] ? trace_irq_disable+0x37/0x100
[ 289.675673][ T7103] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.675700][ T7103] RIP: 0033:0x7f9485b9b5ca
[ 289.675723][ T7103] 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
[ 289.675746][ T7103] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 289.675773][ T7103] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 289.675794][ T7103] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 289.675813][ T7103] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 289.675836][ T7103] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 289.675860][ T7103] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 289.675899][ T7103]
[ 290.046649][ T7103] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 290.071253][ T7103] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 290.116467][ T7103] loop1: detected capacity change from 32768 to 64
[ 290.480742][ T7107] loop1: detected capacity change from 0 to 32768
[ 290.501862][ T7107] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 290.509481][ T7107] CPU: 0 UID: 0 PID: 7107 Comm: syz.1.163 Not tainted syzkaller #0 PREEMPT(full)
[ 290.509532][ T7107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 290.509548][ T7107] Call Trace:
[ 290.509559][ T7107]
[ 290.509570][ T7107] dump_stack_lvl+0xe8/0x150
[ 290.509621][ T7107] sysfs_create_dir_ns+0x271/0x2a0
[ 290.509663][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.509697][ T7107] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 290.509739][ T7107] ? do_raw_spin_unlock+0xf5/0x210
[ 290.509786][ T7107] kobject_add_internal+0x62b/0xd00
[ 290.509835][ T7107] kobject_init_and_add+0x12b/0x1a0
[ 290.509879][ T7107] ? __pfx_kobject_init_and_add+0x10/0x10
[ 290.509918][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.509950][ T7107] ? __raw_spin_lock_init+0x45/0x100
[ 290.509992][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.510023][ T7107] ? __init_swait_queue_head+0xa9/0x150
[ 290.510068][ T7107] gfs2_sys_fs_add+0x257/0x480
[ 290.510101][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.510132][ T7107] ? is_dynamic_key+0x1ac/0x1c0
[ 290.510162][ T7107] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 290.510206][ T7107] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 290.510267][ T7107] gfs2_fill_super+0x13a7/0x21d0
[ 290.510310][ T7107] ? __pfx_gfs2_fill_super+0x10/0x10
[ 290.510333][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.510369][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.510399][ T7107] ? sb_set_blocksize+0x155/0x240
[ 290.510438][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.510469][ T7107] ? setup_bdev_super+0x4c1/0x5b0
[ 290.510511][ T7107] get_tree_bdev_flags+0x431/0x4f0
[ 290.510551][ T7107] ? __pfx_gfs2_fill_super+0x10/0x10
[ 290.510576][ T7107] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 290.510621][ T7107] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 290.510660][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.510700][ T7107] gfs2_get_tree+0x51/0x1e0
[ 290.510729][ T7107] vfs_get_tree+0x92/0x2a0
[ 290.510771][ T7107] do_new_mount+0x341/0xd30
[ 290.510798][ T7107] ? apparmor_capable+0x137/0x1a0
[ 290.510841][ T7107] ? __pfx_do_new_mount+0x10/0x10
[ 290.510868][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.510898][ T7107] ? ns_capable+0x89/0xe0
[ 290.510930][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.510963][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.511000][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.511029][ T7107] ? user_path_at+0xd4/0x160
[ 290.511067][ T7107] __se_sys_mount+0x31d/0x420
[ 290.511104][ T7107] ? __pfx___se_sys_mount+0x10/0x10
[ 290.511132][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.511171][ T7107] ? srso_alias_return_thunk+0x5/0xfbef5
[ 290.511201][ T7107] ? __x64_sys_mount+0x20/0xc0
[ 290.511234][ T7107] do_syscall_64+0x14d/0xf80
[ 290.511267][ T7107] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 290.511293][ T7107] ? trace_irq_disable+0x37/0x100
[ 290.511332][ T7107] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 290.511359][ T7107] RIP: 0033:0x7f9485b9b5ca
[ 290.511382][ T7107] 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
[ 290.511405][ T7107] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 290.511432][ T7107] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 290.511451][ T7107] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 290.511471][ T7107] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 290.511489][ T7107] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 290.511506][ T7107] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 290.511544][ T7107]
[ 290.511570][ T7107] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 290.891166][ T7107] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 291.329004][ T7111] loop1: detected capacity change from 0 to 32768
[ 291.346104][ T7111] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 291.362370][ T7111] CPU: 1 UID: 0 PID: 7111 Comm: syz.1.164 Not tainted syzkaller #0 PREEMPT(full)
[ 291.362405][ T7111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 291.362423][ T7111] Call Trace:
[ 291.362433][ T7111]
[ 291.362445][ T7111] dump_stack_lvl+0xe8/0x150
[ 291.362487][ T7111] sysfs_create_dir_ns+0x271/0x2a0
[ 291.362530][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.362565][ T7111] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 291.362618][ T7111] ? do_raw_spin_unlock+0xf5/0x210
[ 291.362665][ T7111] kobject_add_internal+0x62b/0xd00
[ 291.362714][ T7111] kobject_init_and_add+0x12b/0x1a0
[ 291.362759][ T7111] ? __pfx_kobject_init_and_add+0x10/0x10
[ 291.362796][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.362827][ T7111] ? __raw_spin_lock_init+0x45/0x100
[ 291.362867][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.362898][ T7111] ? __init_swait_queue_head+0xa9/0x150
[ 291.362947][ T7111] gfs2_sys_fs_add+0x257/0x480
[ 291.362981][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363011][ T7111] ? is_dynamic_key+0x1ac/0x1c0
[ 291.363043][ T7111] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 291.363087][ T7111] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 291.363144][ T7111] gfs2_fill_super+0x13a7/0x21d0
[ 291.363187][ T7111] ? __pfx_gfs2_fill_super+0x10/0x10
[ 291.363211][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363248][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363278][ T7111] ? sb_set_blocksize+0x155/0x240
[ 291.363319][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363349][ T7111] ? setup_bdev_super+0x4c1/0x5b0
[ 291.363392][ T7111] get_tree_bdev_flags+0x431/0x4f0
[ 291.363431][ T7111] ? __pfx_gfs2_fill_super+0x10/0x10
[ 291.363456][ T7111] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 291.363492][ T7111] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 291.363530][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363569][ T7111] gfs2_get_tree+0x51/0x1e0
[ 291.363647][ T7111] vfs_get_tree+0x92/0x2a0
[ 291.363689][ T7111] do_new_mount+0x341/0xd30
[ 291.363718][ T7111] ? apparmor_capable+0x137/0x1a0
[ 291.363762][ T7111] ? __pfx_do_new_mount+0x10/0x10
[ 291.363791][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363822][ T7111] ? ns_capable+0x89/0xe0
[ 291.363854][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363887][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363925][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.363955][ T7111] ? user_path_at+0xd4/0x160
[ 291.363992][ T7111] __se_sys_mount+0x31d/0x420
[ 291.364029][ T7111] ? __pfx___se_sys_mount+0x10/0x10
[ 291.364056][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.364095][ T7111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 291.364126][ T7111] ? __x64_sys_mount+0x20/0xc0
[ 291.364158][ T7111] do_syscall_64+0x14d/0xf80
[ 291.364193][ T7111] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.364219][ T7111] ? trace_irq_disable+0x37/0x100
[ 291.364260][ T7111] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.364287][ T7111] RIP: 0033:0x7f9485b9b5ca
[ 291.364311][ T7111] 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
[ 291.364334][ T7111] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 291.364362][ T7111] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 291.364382][ T7111] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 291.364401][ T7111] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 291.364420][ T7111] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 291.364437][ T7111] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 291.364476][ T7111]
[ 291.364507][ T7111] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 291.745007][ T7111] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 292.175439][ T7115] loop1: detected capacity change from 0 to 32768
[ 292.187605][ T7115] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 292.195172][ T7115] CPU: 0 UID: 0 PID: 7115 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full)
[ 292.195196][ T7115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 292.195209][ T7115] Call Trace:
[ 292.195218][ T7115]
[ 292.195227][ T7115] dump_stack_lvl+0xe8/0x150
[ 292.195259][ T7115] sysfs_create_dir_ns+0x271/0x2a0
[ 292.195290][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.195316][ T7115] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 292.195348][ T7115] ? do_raw_spin_unlock+0xf5/0x210
[ 292.195382][ T7115] kobject_add_internal+0x62b/0xd00
[ 292.195418][ T7115] kobject_init_and_add+0x12b/0x1a0
[ 292.195451][ T7115] ? __pfx_kobject_init_and_add+0x10/0x10
[ 292.195479][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.195502][ T7115] ? __raw_spin_lock_init+0x45/0x100
[ 292.195532][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.195554][ T7115] ? __init_swait_queue_head+0xa9/0x150
[ 292.195589][ T7115] gfs2_sys_fs_add+0x257/0x480
[ 292.195613][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.195635][ T7115] ? is_dynamic_key+0x1ac/0x1c0
[ 292.195658][ T7115] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 292.195690][ T7115] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 292.195732][ T7115] gfs2_fill_super+0x13a7/0x21d0
[ 292.195764][ T7115] ? __pfx_gfs2_fill_super+0x10/0x10
[ 292.195782][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.195809][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.195841][ T7115] ? sb_set_blocksize+0x155/0x240
[ 292.195880][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.195910][ T7115] ? setup_bdev_super+0x4c1/0x5b0
[ 292.195955][ T7115] get_tree_bdev_flags+0x431/0x4f0
[ 292.195993][ T7115] ? __pfx_gfs2_fill_super+0x10/0x10
[ 292.196018][ T7115] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 292.196054][ T7115] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 292.196093][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.196132][ T7115] gfs2_get_tree+0x51/0x1e0
[ 292.196161][ T7115] vfs_get_tree+0x92/0x2a0
[ 292.196201][ T7115] do_new_mount+0x341/0xd30
[ 292.196229][ T7115] ? apparmor_capable+0x137/0x1a0
[ 292.196272][ T7115] ? __pfx_do_new_mount+0x10/0x10
[ 292.196300][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.196331][ T7115] ? ns_capable+0x89/0xe0
[ 292.196361][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.196393][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.196427][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.196456][ T7115] ? user_path_at+0xd4/0x160
[ 292.196493][ T7115] __se_sys_mount+0x31d/0x420
[ 292.196531][ T7115] ? __pfx___se_sys_mount+0x10/0x10
[ 292.196559][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.196597][ T7115] ? srso_alias_return_thunk+0x5/0xfbef5
[ 292.196628][ T7115] ? __x64_sys_mount+0x20/0xc0
[ 292.196661][ T7115] do_syscall_64+0x14d/0xf80
[ 292.196694][ T7115] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 292.196720][ T7115] ? trace_irq_disable+0x37/0x100
[ 292.196758][ T7115] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 292.196783][ T7115] RIP: 0033:0x7f9485b9b5ca
[ 292.196805][ T7115] 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
[ 292.196834][ T7115] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 292.196861][ T7115] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 292.196880][ T7115] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 292.196899][ T7115] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 292.196916][ T7115] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 292.196934][ T7115] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 292.196971][ T7115]
[ 292.556882][ T7115] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 292.570835][ T7115] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:16:41 executed programs: 151
[ 292.905930][ T5136] Bluetooth: hci1: command 0x0406 tx timeout
[ 293.007245][ T7119] loop1: detected capacity change from 0 to 32768
[ 293.020643][ T7119] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 293.028759][ T7119] CPU: 1 UID: 0 PID: 7119 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full)
[ 293.028792][ T7119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 293.028808][ T7119] Call Trace:
[ 293.028819][ T7119]
[ 293.028829][ T7119] dump_stack_lvl+0xe8/0x150
[ 293.028871][ T7119] sysfs_create_dir_ns+0x271/0x2a0
[ 293.028912][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.028946][ T7119] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 293.028988][ T7119] ? do_raw_spin_unlock+0xf5/0x210
[ 293.029034][ T7119] kobject_add_internal+0x62b/0xd00
[ 293.029082][ T7119] kobject_init_and_add+0x12b/0x1a0
[ 293.029125][ T7119] ? __pfx_kobject_init_and_add+0x10/0x10
[ 293.029163][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.029193][ T7119] ? __raw_spin_lock_init+0x45/0x100
[ 293.029233][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.029263][ T7119] ? __init_swait_queue_head+0xa9/0x150
[ 293.029307][ T7119] gfs2_sys_fs_add+0x257/0x480
[ 293.029338][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.029368][ T7119] ? is_dynamic_key+0x1ac/0x1c0
[ 293.029397][ T7119] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 293.029440][ T7119] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 293.029525][ T7119] gfs2_fill_super+0x13a7/0x21d0
[ 293.029569][ T7119] ? __pfx_gfs2_fill_super+0x10/0x10
[ 293.029591][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.029627][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.029657][ T7119] ? sb_set_blocksize+0x155/0x240
[ 293.029697][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.029727][ T7119] ? setup_bdev_super+0x4c1/0x5b0
[ 293.029769][ T7119] get_tree_bdev_flags+0x431/0x4f0
[ 293.029808][ T7119] ? __pfx_gfs2_fill_super+0x10/0x10
[ 293.029833][ T7119] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 293.029868][ T7119] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 293.029906][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.029945][ T7119] gfs2_get_tree+0x51/0x1e0
[ 293.029973][ T7119] vfs_get_tree+0x92/0x2a0
[ 293.030012][ T7119] do_new_mount+0x341/0xd30
[ 293.030040][ T7119] ? apparmor_capable+0x137/0x1a0
[ 293.030083][ T7119] ? __pfx_do_new_mount+0x10/0x10
[ 293.030111][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.030141][ T7119] ? ns_capable+0x89/0xe0
[ 293.030173][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.030205][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.030241][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.030271][ T7119] ? user_path_at+0xd4/0x160
[ 293.030307][ T7119] __se_sys_mount+0x31d/0x420
[ 293.030345][ T7119] ? __pfx___se_sys_mount+0x10/0x10
[ 293.030374][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.030411][ T7119] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.030440][ T7119] ? __x64_sys_mount+0x20/0xc0
[ 293.030476][ T7119] do_syscall_64+0x14d/0xf80
[ 293.030508][ T7119] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.030540][ T7119] ? trace_irq_disable+0x37/0x100
[ 293.030580][ T7119] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.030607][ T7119] RIP: 0033:0x7f9485b9b5ca
[ 293.030630][ T7119] 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
[ 293.030653][ T7119] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 293.030680][ T7119] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 293.030700][ T7119] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 293.030719][ T7119] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 293.030736][ T7119] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 293.030754][ T7119] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 293.030792][ T7119]
[ 293.030832][ T7119] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 293.410020][ T7119] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 293.837611][ T7123] loop1: detected capacity change from 0 to 32768
[ 293.847921][ T7123] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 293.855576][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full)
[ 293.855607][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 293.855623][ T7123] Call Trace:
[ 293.855634][ T7123]
[ 293.855644][ T7123] dump_stack_lvl+0xe8/0x150
[ 293.855685][ T7123] sysfs_create_dir_ns+0x271/0x2a0
[ 293.855748][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.855783][ T7123] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 293.855826][ T7123] ? do_raw_spin_unlock+0xf5/0x210
[ 293.855883][ T7123] kobject_add_internal+0x62b/0xd00
[ 293.855933][ T7123] kobject_init_and_add+0x12b/0x1a0
[ 293.855976][ T7123] ? __pfx_kobject_init_and_add+0x10/0x10
[ 293.856013][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856045][ T7123] ? __raw_spin_lock_init+0x45/0x100
[ 293.856086][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856116][ T7123] ? __init_swait_queue_head+0xa9/0x150
[ 293.856161][ T7123] gfs2_sys_fs_add+0x257/0x480
[ 293.856193][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856223][ T7123] ? is_dynamic_key+0x1ac/0x1c0
[ 293.856253][ T7123] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 293.856296][ T7123] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 293.856351][ T7123] gfs2_fill_super+0x13a7/0x21d0
[ 293.856393][ T7123] ? __pfx_gfs2_fill_super+0x10/0x10
[ 293.856416][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856452][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856482][ T7123] ? sb_set_blocksize+0x155/0x240
[ 293.856526][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856557][ T7123] ? setup_bdev_super+0x4c1/0x5b0
[ 293.856588][ T7123] get_tree_bdev_flags+0x431/0x4f0
[ 293.856619][ T7123] ? __pfx_gfs2_fill_super+0x10/0x10
[ 293.856637][ T7123] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 293.856664][ T7123] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 293.856692][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856722][ T7123] gfs2_get_tree+0x51/0x1e0
[ 293.856743][ T7123] vfs_get_tree+0x92/0x2a0
[ 293.856773][ T7123] do_new_mount+0x341/0xd30
[ 293.856793][ T7123] ? apparmor_capable+0x137/0x1a0
[ 293.856825][ T7123] ? __pfx_do_new_mount+0x10/0x10
[ 293.856852][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856874][ T7123] ? ns_capable+0x89/0xe0
[ 293.856898][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856922][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856950][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.856972][ T7123] ? user_path_at+0xd4/0x160
[ 293.856999][ T7123] __se_sys_mount+0x31d/0x420
[ 293.857027][ T7123] ? __pfx___se_sys_mount+0x10/0x10
[ 293.857048][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.857077][ T7123] ? srso_alias_return_thunk+0x5/0xfbef5
[ 293.857099][ T7123] ? __x64_sys_mount+0x20/0xc0
[ 293.857124][ T7123] do_syscall_64+0x14d/0xf80
[ 293.857148][ T7123] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.857167][ T7123] ? trace_irq_disable+0x37/0x100
[ 293.857196][ T7123] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.857216][ T7123] RIP: 0033:0x7f9485b9b5ca
[ 293.857235][ T7123] 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
[ 293.857251][ T7123] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 293.857271][ T7123] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 293.857285][ T7123] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 293.857299][ T7123] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 293.857312][ T7123] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 293.857325][ T7123] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 293.857354][ T7123]
[ 294.216995][ T7123] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 294.232044][ T7123] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 294.650432][ T7127] loop1: detected capacity change from 0 to 32768
[ 294.671695][ T7127] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 294.679268][ T7127] CPU: 0 UID: 0 PID: 7127 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full)
[ 294.679300][ T7127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 294.679318][ T7127] Call Trace:
[ 294.679328][ T7127]
[ 294.679339][ T7127] dump_stack_lvl+0xe8/0x150
[ 294.679381][ T7127] sysfs_create_dir_ns+0x271/0x2a0
[ 294.679423][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.679457][ T7127] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 294.679512][ T7127] ? do_raw_spin_unlock+0xf5/0x210
[ 294.679560][ T7127] kobject_add_internal+0x62b/0xd00
[ 294.679612][ T7127] kobject_init_and_add+0x12b/0x1a0
[ 294.679654][ T7127] ? __pfx_kobject_init_and_add+0x10/0x10
[ 294.679692][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.679721][ T7127] ? __raw_spin_lock_init+0x45/0x100
[ 294.679761][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.679791][ T7127] ? __init_swait_queue_head+0xa9/0x150
[ 294.679835][ T7127] gfs2_sys_fs_add+0x257/0x480
[ 294.679866][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.679896][ T7127] ? is_dynamic_key+0x1ac/0x1c0
[ 294.679925][ T7127] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 294.679967][ T7127] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 294.680021][ T7127] gfs2_fill_super+0x13a7/0x21d0
[ 294.680063][ T7127] ? __pfx_gfs2_fill_super+0x10/0x10
[ 294.680086][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680122][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680151][ T7127] ? sb_set_blocksize+0x155/0x240
[ 294.680191][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680221][ T7127] ? setup_bdev_super+0x4c1/0x5b0
[ 294.680263][ T7127] get_tree_bdev_flags+0x431/0x4f0
[ 294.680302][ T7127] ? __pfx_gfs2_fill_super+0x10/0x10
[ 294.680327][ T7127] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 294.680363][ T7127] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 294.680402][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680441][ T7127] gfs2_get_tree+0x51/0x1e0
[ 294.680469][ T7127] vfs_get_tree+0x92/0x2a0
[ 294.680518][ T7127] do_new_mount+0x341/0xd30
[ 294.680546][ T7127] ? apparmor_capable+0x137/0x1a0
[ 294.680589][ T7127] ? __pfx_do_new_mount+0x10/0x10
[ 294.680616][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680646][ T7127] ? ns_capable+0x89/0xe0
[ 294.680679][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680711][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680746][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680776][ T7127] ? user_path_at+0xd4/0x160
[ 294.680812][ T7127] __se_sys_mount+0x31d/0x420
[ 294.680849][ T7127] ? __pfx___se_sys_mount+0x10/0x10
[ 294.680877][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680915][ T7127] ? srso_alias_return_thunk+0x5/0xfbef5
[ 294.680945][ T7127] ? __x64_sys_mount+0x20/0xc0
[ 294.680978][ T7127] do_syscall_64+0x14d/0xf80
[ 294.681010][ T7127] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.681036][ T7127] ? trace_irq_disable+0x37/0x100
[ 294.681076][ T7127] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.681102][ T7127] RIP: 0033:0x7f9485b9b5ca
[ 294.681125][ T7127] 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
[ 294.681146][ T7127] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 294.681173][ T7127] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 294.681192][ T7127] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 294.681211][ T7127] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 294.681229][ T7127] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 294.681245][ T7127] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 294.681284][ T7127]
[ 294.681518][ T7127] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 295.056386][ T7127] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 295.480783][ T7131] loop1: detected capacity change from 0 to 32768
[ 295.505594][ T7131] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 295.513366][ T7131] CPU: 0 UID: 0 PID: 7131 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full)
[ 295.513400][ T7131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 295.513418][ T7131] Call Trace:
[ 295.513428][ T7131]
[ 295.513439][ T7131] dump_stack_lvl+0xe8/0x150
[ 295.513482][ T7131] sysfs_create_dir_ns+0x271/0x2a0
[ 295.513525][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.513560][ T7131] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 295.513602][ T7131] ? do_raw_spin_unlock+0xf5/0x210
[ 295.513649][ T7131] kobject_add_internal+0x62b/0xd00
[ 295.513698][ T7131] kobject_init_and_add+0x12b/0x1a0
[ 295.513742][ T7131] ? __pfx_kobject_init_and_add+0x10/0x10
[ 295.513781][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.513813][ T7131] ? __raw_spin_lock_init+0x45/0x100
[ 295.513865][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.513897][ T7131] ? __init_swait_queue_head+0xa9/0x150
[ 295.513942][ T7131] gfs2_sys_fs_add+0x257/0x480
[ 295.513975][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514006][ T7131] ? is_dynamic_key+0x1ac/0x1c0
[ 295.514037][ T7131] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 295.514081][ T7131] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 295.514138][ T7131] gfs2_fill_super+0x13a7/0x21d0
[ 295.514183][ T7131] ? __pfx_gfs2_fill_super+0x10/0x10
[ 295.514207][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514243][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514274][ T7131] ? sb_set_blocksize+0x155/0x240
[ 295.514315][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514345][ T7131] ? setup_bdev_super+0x4c1/0x5b0
[ 295.514389][ T7131] get_tree_bdev_flags+0x431/0x4f0
[ 295.514430][ T7131] ? __pfx_gfs2_fill_super+0x10/0x10
[ 295.514456][ T7131] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 295.514493][ T7131] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 295.514533][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514572][ T7131] gfs2_get_tree+0x51/0x1e0
[ 295.514601][ T7131] vfs_get_tree+0x92/0x2a0
[ 295.514642][ T7131] do_new_mount+0x341/0xd30
[ 295.514670][ T7131] ? apparmor_capable+0x137/0x1a0
[ 295.514714][ T7131] ? __pfx_do_new_mount+0x10/0x10
[ 295.514743][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514774][ T7131] ? ns_capable+0x89/0xe0
[ 295.514806][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514847][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514884][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.514913][ T7131] ? user_path_at+0xd4/0x160
[ 295.514950][ T7131] __se_sys_mount+0x31d/0x420
[ 295.514986][ T7131] ? __pfx___se_sys_mount+0x10/0x10
[ 295.515016][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.515054][ T7131] ? srso_alias_return_thunk+0x5/0xfbef5
[ 295.515086][ T7131] ? __x64_sys_mount+0x20/0xc0
[ 295.515119][ T7131] do_syscall_64+0x14d/0xf80
[ 295.515153][ T7131] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 295.515181][ T7131] ? trace_irq_disable+0x37/0x100
[ 295.515221][ T7131] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 295.515249][ T7131] RIP: 0033:0x7f9485b9b5ca
[ 295.515273][ T7131] 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
[ 295.515296][ T7131] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 295.515325][ T7131] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 295.515345][ T7131] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 295.515365][ T7131] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 295.515383][ T7131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 295.515401][ T7131] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 295.515440][ T7131]
[ 295.515472][ T7131] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 295.896317][ T7131] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 296.320288][ T7135] loop1: detected capacity change from 0 to 32768
[ 296.334097][ T7135] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 296.342093][ T7135] CPU: 0 UID: 0 PID: 7135 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full)
[ 296.342125][ T7135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 296.342141][ T7135] Call Trace:
[ 296.342151][ T7135]
[ 296.342162][ T7135] dump_stack_lvl+0xe8/0x150
[ 296.342202][ T7135] sysfs_create_dir_ns+0x271/0x2a0
[ 296.342242][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.342275][ T7135] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 296.342321][ T7135] ? do_raw_spin_unlock+0xf5/0x210
[ 296.342366][ T7135] kobject_add_internal+0x62b/0xd00
[ 296.342412][ T7135] kobject_init_and_add+0x12b/0x1a0
[ 296.342445][ T7135] ? __pfx_kobject_init_and_add+0x10/0x10
[ 296.342473][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.342496][ T7135] ? __raw_spin_lock_init+0x45/0x100
[ 296.342526][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.342548][ T7135] ? __init_swait_queue_head+0xa9/0x150
[ 296.342581][ T7135] gfs2_sys_fs_add+0x257/0x480
[ 296.342613][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.342635][ T7135] ? is_dynamic_key+0x1ac/0x1c0
[ 296.342657][ T7135] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 296.342690][ T7135] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 296.342732][ T7135] gfs2_fill_super+0x13a7/0x21d0
[ 296.342765][ T7135] ? __pfx_gfs2_fill_super+0x10/0x10
[ 296.342782][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.342809][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.342831][ T7135] ? sb_set_blocksize+0x155/0x240
[ 296.342861][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.342884][ T7135] ? setup_bdev_super+0x4c1/0x5b0
[ 296.342915][ T7135] get_tree_bdev_flags+0x431/0x4f0
[ 296.342948][ T7135] ? __pfx_gfs2_fill_super+0x10/0x10
[ 296.342967][ T7135] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 296.342993][ T7135] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 296.343022][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.343051][ T7135] gfs2_get_tree+0x51/0x1e0
[ 296.343072][ T7135] vfs_get_tree+0x92/0x2a0
[ 296.343102][ T7135] do_new_mount+0x341/0xd30
[ 296.343123][ T7135] ? apparmor_capable+0x137/0x1a0
[ 296.343155][ T7135] ? __pfx_do_new_mount+0x10/0x10
[ 296.343182][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.343204][ T7135] ? ns_capable+0x89/0xe0
[ 296.343227][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.343252][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.343279][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.343301][ T7135] ? user_path_at+0xd4/0x160
[ 296.343328][ T7135] __se_sys_mount+0x31d/0x420
[ 296.343357][ T7135] ? __pfx___se_sys_mount+0x10/0x10
[ 296.343378][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.343406][ T7135] ? srso_alias_return_thunk+0x5/0xfbef5
[ 296.343429][ T7135] ? __x64_sys_mount+0x20/0xc0
[ 296.343453][ T7135] do_syscall_64+0x14d/0xf80
[ 296.343477][ T7135] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.343497][ T7135] ? trace_irq_disable+0x37/0x100
[ 296.343526][ T7135] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.343546][ T7135] RIP: 0033:0x7f9485b9b5ca
[ 296.343564][ T7135] 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
[ 296.343580][ T7135] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 296.343606][ T7135] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 296.343621][ T7135] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 296.343635][ T7135] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 296.343648][ T7135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 296.343660][ T7135] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 296.343689][ T7135]
[ 296.343852][ T7135] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 296.719227][ T7135] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 297.157661][ T7139] loop1: detected capacity change from 0 to 32768
[ 297.169994][ T7139] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 297.177450][ T7139] CPU: 1 UID: 0 PID: 7139 Comm: syz.1.171 Not tainted syzkaller #0 PREEMPT(full)
[ 297.177483][ T7139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 297.177499][ T7139] Call Trace:
[ 297.177510][ T7139]
[ 297.177520][ T7139] dump_stack_lvl+0xe8/0x150
[ 297.177562][ T7139] sysfs_create_dir_ns+0x271/0x2a0
[ 297.177608][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.177642][ T7139] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 297.177684][ T7139] ? do_raw_spin_unlock+0xf5/0x210
[ 297.177730][ T7139] kobject_add_internal+0x62b/0xd00
[ 297.177778][ T7139] kobject_init_and_add+0x12b/0x1a0
[ 297.177821][ T7139] ? __pfx_kobject_init_and_add+0x10/0x10
[ 297.177871][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.177902][ T7139] ? __raw_spin_lock_init+0x45/0x100
[ 297.177943][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.177973][ T7139] ? __init_swait_queue_head+0xa9/0x150
[ 297.178018][ T7139] gfs2_sys_fs_add+0x257/0x480
[ 297.178051][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178080][ T7139] ? is_dynamic_key+0x1ac/0x1c0
[ 297.178109][ T7139] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 297.178152][ T7139] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 297.178208][ T7139] gfs2_fill_super+0x13a7/0x21d0
[ 297.178251][ T7139] ? __pfx_gfs2_fill_super+0x10/0x10
[ 297.178279][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178315][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178346][ T7139] ? sb_set_blocksize+0x155/0x240
[ 297.178388][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178418][ T7139] ? setup_bdev_super+0x4c1/0x5b0
[ 297.178461][ T7139] get_tree_bdev_flags+0x431/0x4f0
[ 297.178500][ T7139] ? __pfx_gfs2_fill_super+0x10/0x10
[ 297.178525][ T7139] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 297.178562][ T7139] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 297.178599][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178638][ T7139] gfs2_get_tree+0x51/0x1e0
[ 297.178667][ T7139] vfs_get_tree+0x92/0x2a0
[ 297.178709][ T7139] do_new_mount+0x341/0xd30
[ 297.178736][ T7139] ? apparmor_capable+0x137/0x1a0
[ 297.178779][ T7139] ? __pfx_do_new_mount+0x10/0x10
[ 297.178808][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178846][ T7139] ? ns_capable+0x89/0xe0
[ 297.178879][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178913][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178950][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.178981][ T7139] ? user_path_at+0xd4/0x160
[ 297.179019][ T7139] __se_sys_mount+0x31d/0x420
[ 297.179057][ T7139] ? __pfx___se_sys_mount+0x10/0x10
[ 297.179086][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.179125][ T7139] ? srso_alias_return_thunk+0x5/0xfbef5
[ 297.179155][ T7139] ? __x64_sys_mount+0x20/0xc0
[ 297.179189][ T7139] do_syscall_64+0x14d/0xf80
[ 297.179223][ T7139] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.179249][ T7139] ? trace_irq_disable+0x37/0x100
[ 297.179289][ T7139] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.179316][ T7139] RIP: 0033:0x7f9485b9b5ca
[ 297.179340][ T7139] 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
[ 297.179362][ T7139] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 297.179390][ T7139] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 297.179411][ T7139] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 297.179430][ T7139] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 297.179448][ T7139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 297.179466][ T7139] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 297.179506][ T7139]
[ 297.179572][ T7139] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 297.558551][ T7139] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 297.979919][ T7143] loop1: detected capacity change from 0 to 32768
[ 298.009226][ T7143] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 298.017260][ T7143] CPU: 0 UID: 0 PID: 7143 Comm: syz.1.172 Not tainted syzkaller #0 PREEMPT(full)
[ 298.017290][ T7143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 298.017310][ T7143] Call Trace:
[ 298.017321][ T7143]
[ 298.017332][ T7143] dump_stack_lvl+0xe8/0x150
[ 298.017379][ T7143] sysfs_create_dir_ns+0x271/0x2a0
[ 298.017418][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.017444][ T7143] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 298.017476][ T7143] ? do_raw_spin_unlock+0xf5/0x210
[ 298.017513][ T7143] kobject_add_internal+0x62b/0xd00
[ 298.017551][ T7143] kobject_init_and_add+0x12b/0x1a0
[ 298.017584][ T7143] ? __pfx_kobject_init_and_add+0x10/0x10
[ 298.017619][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.017641][ T7143] ? __raw_spin_lock_init+0x45/0x100
[ 298.017672][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.017694][ T7143] ? __init_swait_queue_head+0xa9/0x150
[ 298.017728][ T7143] gfs2_sys_fs_add+0x257/0x480
[ 298.017753][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.017775][ T7143] ? is_dynamic_key+0x1ac/0x1c0
[ 298.017797][ T7143] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 298.017830][ T7143] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 298.017874][ T7143] gfs2_fill_super+0x13a7/0x21d0
[ 298.017907][ T7143] ? __pfx_gfs2_fill_super+0x10/0x10
[ 298.017924][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.017951][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.017976][ T7143] ? sb_set_blocksize+0x155/0x240
[ 298.018014][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.018036][ T7143] ? setup_bdev_super+0x4c1/0x5b0
[ 298.018069][ T7143] get_tree_bdev_flags+0x431/0x4f0
[ 298.018098][ T7143] ? __pfx_gfs2_fill_super+0x10/0x10
[ 298.018116][ T7143] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 298.018143][ T7143] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 298.018172][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.018201][ T7143] gfs2_get_tree+0x51/0x1e0
[ 298.018223][ T7143] vfs_get_tree+0x92/0x2a0
[ 298.018253][ T7143] do_new_mount+0x341/0xd30
[ 298.018274][ T7143] ? apparmor_capable+0x137/0x1a0
[ 298.018308][ T7143] ? __pfx_do_new_mount+0x10/0x10
[ 298.018329][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.018351][ T7143] ? ns_capable+0x89/0xe0
[ 298.018376][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.018400][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.018427][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.018449][ T7143] ? user_path_at+0xd4/0x160
[ 298.018478][ T7143] __se_sys_mount+0x31d/0x420
[ 298.018506][ T7143] ? __pfx___se_sys_mount+0x10/0x10
[ 298.018527][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.018556][ T7143] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.018578][ T7143] ? __x64_sys_mount+0x20/0xc0
[ 298.018603][ T7143] do_syscall_64+0x14d/0xf80
[ 298.018632][ T7143] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.018652][ T7143] ? trace_irq_disable+0x37/0x100
[ 298.018681][ T7143] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.018701][ T7143] RIP: 0033:0x7f9485b9b5ca
[ 298.018719][ T7143] 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
[ 298.018735][ T7143] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 298.018755][ T7143] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 298.018770][ T7143] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 298.018783][ T7143] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 298.018796][ T7143] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 298.018809][ T7143] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 298.018838][ T7143]
[ 298.019916][ T7143] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 298.397124][ T7143] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:16:47 executed programs: 158
[ 298.817744][ T7147] loop1: detected capacity change from 0 to 32768
[ 298.838540][ T7147] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 298.846115][ T7147] CPU: 1 UID: 0 PID: 7147 Comm: syz.1.173 Not tainted syzkaller #0 PREEMPT(full)
[ 298.846147][ T7147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 298.846164][ T7147] Call Trace:
[ 298.846175][ T7147]
[ 298.846185][ T7147] dump_stack_lvl+0xe8/0x150
[ 298.846227][ T7147] sysfs_create_dir_ns+0x271/0x2a0
[ 298.846269][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.846303][ T7147] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 298.846346][ T7147] ? do_raw_spin_unlock+0xf5/0x210
[ 298.846394][ T7147] kobject_add_internal+0x62b/0xd00
[ 298.846442][ T7147] kobject_init_and_add+0x12b/0x1a0
[ 298.846486][ T7147] ? __pfx_kobject_init_and_add+0x10/0x10
[ 298.846526][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.846557][ T7147] ? __raw_spin_lock_init+0x45/0x100
[ 298.846598][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.846628][ T7147] ? __init_swait_queue_head+0xa9/0x150
[ 298.846673][ T7147] gfs2_sys_fs_add+0x257/0x480
[ 298.846705][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.846736][ T7147] ? is_dynamic_key+0x1ac/0x1c0
[ 298.846766][ T7147] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 298.846809][ T7147] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 298.846874][ T7147] gfs2_fill_super+0x13a7/0x21d0
[ 298.846917][ T7147] ? __pfx_gfs2_fill_super+0x10/0x10
[ 298.846940][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.846975][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847005][ T7147] ? sb_set_blocksize+0x155/0x240
[ 298.847046][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847075][ T7147] ? setup_bdev_super+0x4c1/0x5b0
[ 298.847118][ T7147] get_tree_bdev_flags+0x431/0x4f0
[ 298.847157][ T7147] ? __pfx_gfs2_fill_super+0x10/0x10
[ 298.847182][ T7147] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 298.847219][ T7147] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 298.847257][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847296][ T7147] gfs2_get_tree+0x51/0x1e0
[ 298.847324][ T7147] vfs_get_tree+0x92/0x2a0
[ 298.847370][ T7147] do_new_mount+0x341/0xd30
[ 298.847397][ T7147] ? apparmor_capable+0x137/0x1a0
[ 298.847441][ T7147] ? __pfx_do_new_mount+0x10/0x10
[ 298.847469][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847499][ T7147] ? ns_capable+0x89/0xe0
[ 298.847531][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847564][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847600][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847630][ T7147] ? user_path_at+0xd4/0x160
[ 298.847667][ T7147] __se_sys_mount+0x31d/0x420
[ 298.847704][ T7147] ? __pfx___se_sys_mount+0x10/0x10
[ 298.847732][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847770][ T7147] ? srso_alias_return_thunk+0x5/0xfbef5
[ 298.847799][ T7147] ? __x64_sys_mount+0x20/0xc0
[ 298.847833][ T7147] do_syscall_64+0x14d/0xf80
[ 298.847871][ T7147] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.847897][ T7147] ? trace_irq_disable+0x37/0x100
[ 298.847935][ T7147] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.847959][ T7147] RIP: 0033:0x7f9485b9b5ca
[ 298.847980][ T7147] 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
[ 298.848000][ T7147] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 298.848023][ T7147] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 298.848041][ T7147] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 298.848057][ T7147] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 298.848076][ T7147] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 298.848092][ T7147] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 298.848125][ T7147]
[ 298.848160][ T7147] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 299.229036][ T7147] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 299.682947][ T7151] loop1: detected capacity change from 0 to 32768
[ 299.704200][ T7151] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 299.712432][ T7151] CPU: 0 UID: 0 PID: 7151 Comm: syz.1.174 Not tainted syzkaller #0 PREEMPT(full)
[ 299.712464][ T7151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 299.712481][ T7151] Call Trace:
[ 299.712491][ T7151]
[ 299.712501][ T7151] dump_stack_lvl+0xe8/0x150
[ 299.712544][ T7151] sysfs_create_dir_ns+0x271/0x2a0
[ 299.712594][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.712629][ T7151] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 299.712672][ T7151] ? do_raw_spin_unlock+0xf5/0x210
[ 299.712718][ T7151] kobject_add_internal+0x62b/0xd00
[ 299.712767][ T7151] kobject_init_and_add+0x12b/0x1a0
[ 299.712811][ T7151] ? __pfx_kobject_init_and_add+0x10/0x10
[ 299.712850][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.712881][ T7151] ? __raw_spin_lock_init+0x45/0x100
[ 299.712923][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.712958][ T7151] ? __init_swait_queue_head+0xa9/0x150
[ 299.713003][ T7151] gfs2_sys_fs_add+0x257/0x480
[ 299.713036][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713066][ T7151] ? is_dynamic_key+0x1ac/0x1c0
[ 299.713096][ T7151] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 299.713139][ T7151] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 299.713196][ T7151] gfs2_fill_super+0x13a7/0x21d0
[ 299.713239][ T7151] ? __pfx_gfs2_fill_super+0x10/0x10
[ 299.713263][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713299][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713329][ T7151] ? sb_set_blocksize+0x155/0x240
[ 299.713370][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713399][ T7151] ? setup_bdev_super+0x4c1/0x5b0
[ 299.713443][ T7151] get_tree_bdev_flags+0x431/0x4f0
[ 299.713483][ T7151] ? __pfx_gfs2_fill_super+0x10/0x10
[ 299.713509][ T7151] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 299.713546][ T7151] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 299.713594][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713633][ T7151] gfs2_get_tree+0x51/0x1e0
[ 299.713662][ T7151] vfs_get_tree+0x92/0x2a0
[ 299.713699][ T7151] do_new_mount+0x341/0xd30
[ 299.713726][ T7151] ? apparmor_capable+0x137/0x1a0
[ 299.713775][ T7151] ? __pfx_do_new_mount+0x10/0x10
[ 299.713804][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713834][ T7151] ? ns_capable+0x89/0xe0
[ 299.713866][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713899][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713935][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.713965][ T7151] ? user_path_at+0xd4/0x160
[ 299.714002][ T7151] __se_sys_mount+0x31d/0x420
[ 299.714039][ T7151] ? __pfx___se_sys_mount+0x10/0x10
[ 299.714069][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.714108][ T7151] ? srso_alias_return_thunk+0x5/0xfbef5
[ 299.714139][ T7151] ? __x64_sys_mount+0x20/0xc0
[ 299.714172][ T7151] do_syscall_64+0x14d/0xf80
[ 299.714205][ T7151] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.714232][ T7151] ? trace_irq_disable+0x37/0x100
[ 299.714271][ T7151] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.714298][ T7151] RIP: 0033:0x7f9485b9b5ca
[ 299.714322][ T7151] 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
[ 299.714344][ T7151] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 299.714371][ T7151] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 299.714390][ T7151] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 299.714410][ T7151] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 299.714427][ T7151] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 299.714444][ T7151] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 299.714483][ T7151]
[ 299.714615][ T7151] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 300.089908][ T7151] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 300.531041][ T7155] loop1: detected capacity change from 0 to 32768
[ 300.551431][ T7155] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 300.558980][ T7155] CPU: 1 UID: 0 PID: 7155 Comm: syz.1.175 Not tainted syzkaller #0 PREEMPT(full)
[ 300.559013][ T7155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 300.559030][ T7155] Call Trace:
[ 300.559042][ T7155]
[ 300.559052][ T7155] dump_stack_lvl+0xe8/0x150
[ 300.559095][ T7155] sysfs_create_dir_ns+0x271/0x2a0
[ 300.559137][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.559172][ T7155] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 300.559216][ T7155] ? do_raw_spin_unlock+0xf5/0x210
[ 300.559271][ T7155] kobject_add_internal+0x62b/0xd00
[ 300.559320][ T7155] kobject_init_and_add+0x12b/0x1a0
[ 300.559364][ T7155] ? __pfx_kobject_init_and_add+0x10/0x10
[ 300.559403][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.559434][ T7155] ? __raw_spin_lock_init+0x45/0x100
[ 300.559476][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.559506][ T7155] ? __init_swait_queue_head+0xa9/0x150
[ 300.559553][ T7155] gfs2_sys_fs_add+0x257/0x480
[ 300.559586][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.559617][ T7155] ? is_dynamic_key+0x1ac/0x1c0
[ 300.559648][ T7155] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 300.559692][ T7155] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 300.559750][ T7155] gfs2_fill_super+0x13a7/0x21d0
[ 300.559794][ T7155] ? __pfx_gfs2_fill_super+0x10/0x10
[ 300.559818][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.559868][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.559898][ T7155] ? sb_set_blocksize+0x155/0x240
[ 300.559939][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.559969][ T7155] ? setup_bdev_super+0x4c1/0x5b0
[ 300.560012][ T7155] get_tree_bdev_flags+0x431/0x4f0
[ 300.560051][ T7155] ? __pfx_gfs2_fill_super+0x10/0x10
[ 300.560077][ T7155] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 300.560114][ T7155] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 300.560152][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.560192][ T7155] gfs2_get_tree+0x51/0x1e0
[ 300.560221][ T7155] vfs_get_tree+0x92/0x2a0
[ 300.560263][ T7155] do_new_mount+0x341/0xd30
[ 300.560290][ T7155] ? apparmor_capable+0x137/0x1a0
[ 300.560334][ T7155] ? __pfx_do_new_mount+0x10/0x10
[ 300.560363][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.560393][ T7155] ? ns_capable+0x89/0xe0
[ 300.560426][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.560460][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.560498][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.560529][ T7155] ? user_path_at+0xd4/0x160
[ 300.560566][ T7155] __se_sys_mount+0x31d/0x420
[ 300.560606][ T7155] ? __pfx___se_sys_mount+0x10/0x10
[ 300.560635][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.560674][ T7155] ? srso_alias_return_thunk+0x5/0xfbef5
[ 300.560705][ T7155] ? __x64_sys_mount+0x20/0xc0
[ 300.560739][ T7155] do_syscall_64+0x14d/0xf80
[ 300.560772][ T7155] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.560799][ T7155] ? trace_irq_disable+0x37/0x100
[ 300.560846][ T7155] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.560873][ T7155] RIP: 0033:0x7f9485b9b5ca
[ 300.560896][ T7155] 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
[ 300.560919][ T7155] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 300.560947][ T7155] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 300.560967][ T7155] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 300.560986][ T7155] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 300.561004][ T7155] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 300.561022][ T7155] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 300.561061][ T7155]
[ 300.561088][ T7155] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 300.943882][ T7155] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 301.379359][ T7159] loop1: detected capacity change from 0 to 32768
[ 301.404974][ T7159] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 301.412665][ T7159] CPU: 0 UID: 0 PID: 7159 Comm: syz.1.176 Not tainted syzkaller #0 PREEMPT(full)
[ 301.412696][ T7159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 301.412713][ T7159] Call Trace:
[ 301.412724][ T7159]
[ 301.412735][ T7159] dump_stack_lvl+0xe8/0x150
[ 301.412777][ T7159] sysfs_create_dir_ns+0x271/0x2a0
[ 301.412818][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.412853][ T7159] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 301.412896][ T7159] ? do_raw_spin_unlock+0xf5/0x210
[ 301.412949][ T7159] kobject_add_internal+0x62b/0xd00
[ 301.412998][ T7159] kobject_init_and_add+0x12b/0x1a0
[ 301.413042][ T7159] ? __pfx_kobject_init_and_add+0x10/0x10
[ 301.413081][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.413113][ T7159] ? __raw_spin_lock_init+0x45/0x100
[ 301.413154][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.413184][ T7159] ? __init_swait_queue_head+0xa9/0x150
[ 301.413228][ T7159] gfs2_sys_fs_add+0x257/0x480
[ 301.413260][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.413289][ T7159] ? is_dynamic_key+0x1ac/0x1c0
[ 301.413319][ T7159] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 301.413362][ T7159] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 301.413419][ T7159] gfs2_fill_super+0x13a7/0x21d0
[ 301.413462][ T7159] ? __pfx_gfs2_fill_super+0x10/0x10
[ 301.413486][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.413523][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.413554][ T7159] ? sb_set_blocksize+0x155/0x240
[ 301.413603][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.413633][ T7159] ? setup_bdev_super+0x4c1/0x5b0
[ 301.413675][ T7159] get_tree_bdev_flags+0x431/0x4f0
[ 301.413714][ T7159] ? __pfx_gfs2_fill_super+0x10/0x10
[ 301.413739][ T7159] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 301.413775][ T7159] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 301.413815][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.413854][ T7159] gfs2_get_tree+0x51/0x1e0
[ 301.413882][ T7159] vfs_get_tree+0x92/0x2a0
[ 301.413923][ T7159] do_new_mount+0x341/0xd30
[ 301.413950][ T7159] ? apparmor_capable+0x137/0x1a0
[ 301.413994][ T7159] ? __pfx_do_new_mount+0x10/0x10
[ 301.414022][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.414052][ T7159] ? ns_capable+0x89/0xe0
[ 301.414084][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.414117][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.414154][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.414185][ T7159] ? user_path_at+0xd4/0x160
[ 301.414221][ T7159] __se_sys_mount+0x31d/0x420
[ 301.414260][ T7159] ? __pfx___se_sys_mount+0x10/0x10
[ 301.414290][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.414328][ T7159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 301.414359][ T7159] ? __x64_sys_mount+0x20/0xc0
[ 301.414392][ T7159] do_syscall_64+0x14d/0xf80
[ 301.414425][ T7159] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 301.414451][ T7159] ? trace_irq_disable+0x37/0x100
[ 301.414491][ T7159] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 301.414518][ T7159] RIP: 0033:0x7f9485b9b5ca
[ 301.414541][ T7159] 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
[ 301.414564][ T7159] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 301.414599][ T7159] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 301.414619][ T7159] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 301.414637][ T7159] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 301.414655][ T7159] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 301.414673][ T7159] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 301.414711][ T7159]
[ 301.414741][ T7159] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 301.793109][ T7159] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 302.211510][ T7163] loop1: detected capacity change from 0 to 32768
[ 302.231295][ T7163] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 302.239422][ T7163] CPU: 0 UID: 0 PID: 7163 Comm: syz.1.177 Not tainted syzkaller #0 PREEMPT(full)
[ 302.239456][ T7163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 302.239472][ T7163] Call Trace:
[ 302.239483][ T7163]
[ 302.239493][ T7163] dump_stack_lvl+0xe8/0x150
[ 302.239538][ T7163] sysfs_create_dir_ns+0x271/0x2a0
[ 302.239594][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.239630][ T7163] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 302.239673][ T7163] ? do_raw_spin_unlock+0xf5/0x210
[ 302.239720][ T7163] kobject_add_internal+0x62b/0xd00
[ 302.239771][ T7163] kobject_init_and_add+0x12b/0x1a0
[ 302.239814][ T7163] ? __pfx_kobject_init_and_add+0x10/0x10
[ 302.239853][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.239884][ T7163] ? __raw_spin_lock_init+0x45/0x100
[ 302.239926][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.239956][ T7163] ? __init_swait_queue_head+0xa9/0x150
[ 302.240000][ T7163] gfs2_sys_fs_add+0x257/0x480
[ 302.240032][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240062][ T7163] ? is_dynamic_key+0x1ac/0x1c0
[ 302.240092][ T7163] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 302.240135][ T7163] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 302.240193][ T7163] gfs2_fill_super+0x13a7/0x21d0
[ 302.240236][ T7163] ? __pfx_gfs2_fill_super+0x10/0x10
[ 302.240260][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240297][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240328][ T7163] ? sb_set_blocksize+0x155/0x240
[ 302.240369][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240400][ T7163] ? setup_bdev_super+0x4c1/0x5b0
[ 302.240442][ T7163] get_tree_bdev_flags+0x431/0x4f0
[ 302.240482][ T7163] ? __pfx_gfs2_fill_super+0x10/0x10
[ 302.240508][ T7163] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 302.240553][ T7163] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 302.240591][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240630][ T7163] gfs2_get_tree+0x51/0x1e0
[ 302.240658][ T7163] vfs_get_tree+0x92/0x2a0
[ 302.240699][ T7163] do_new_mount+0x341/0xd30
[ 302.240727][ T7163] ? apparmor_capable+0x137/0x1a0
[ 302.240771][ T7163] ? __pfx_do_new_mount+0x10/0x10
[ 302.240800][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240830][ T7163] ? ns_capable+0x89/0xe0
[ 302.240863][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240896][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240933][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.240963][ T7163] ? user_path_at+0xd4/0x160
[ 302.241002][ T7163] __se_sys_mount+0x31d/0x420
[ 302.241040][ T7163] ? __pfx___se_sys_mount+0x10/0x10
[ 302.241068][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.241107][ T7163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 302.241136][ T7163] ? __x64_sys_mount+0x20/0xc0
[ 302.241169][ T7163] do_syscall_64+0x14d/0xf80
[ 302.241202][ T7163] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 302.241228][ T7163] ? trace_irq_disable+0x37/0x100
[ 302.241268][ T7163] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 302.241294][ T7163] RIP: 0033:0x7f9485b9b5ca
[ 302.241318][ T7163] 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
[ 302.241340][ T7163] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 302.241368][ T7163] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 302.241389][ T7163] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 302.241408][ T7163] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 302.241426][ T7163] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 302.241443][ T7163] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 302.241481][ T7163]
[ 302.241510][ T7163] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 302.618250][ T7163] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 303.040632][ T7167] loop1: detected capacity change from 0 to 32768
[ 303.054478][ T7167] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 303.062277][ T7167] CPU: 0 UID: 0 PID: 7167 Comm: syz.1.178 Not tainted syzkaller #0 PREEMPT(full)
[ 303.062307][ T7167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 303.062325][ T7167] Call Trace:
[ 303.062335][ T7167]
[ 303.062345][ T7167] dump_stack_lvl+0xe8/0x150
[ 303.062387][ T7167] sysfs_create_dir_ns+0x271/0x2a0
[ 303.062429][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.062468][ T7167] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 303.062510][ T7167] ? do_raw_spin_unlock+0xf5/0x210
[ 303.062544][ T7167] kobject_add_internal+0x62b/0xd00
[ 303.062582][ T7167] kobject_init_and_add+0x12b/0x1a0
[ 303.062616][ T7167] ? __pfx_kobject_init_and_add+0x10/0x10
[ 303.062644][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.062667][ T7167] ? __raw_spin_lock_init+0x45/0x100
[ 303.062697][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.062719][ T7167] ? __init_swait_queue_head+0xa9/0x150
[ 303.062752][ T7167] gfs2_sys_fs_add+0x257/0x480
[ 303.062776][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.062798][ T7167] ? is_dynamic_key+0x1ac/0x1c0
[ 303.062820][ T7167] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 303.062859][ T7167] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 303.062901][ T7167] gfs2_fill_super+0x13a7/0x21d0
[ 303.062934][ T7167] ? __pfx_gfs2_fill_super+0x10/0x10
[ 303.062953][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.062980][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063002][ T7167] ? sb_set_blocksize+0x155/0x240
[ 303.063032][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063054][ T7167] ? setup_bdev_super+0x4c1/0x5b0
[ 303.063085][ T7167] get_tree_bdev_flags+0x431/0x4f0
[ 303.063114][ T7167] ? __pfx_gfs2_fill_super+0x10/0x10
[ 303.063133][ T7167] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 303.063160][ T7167] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 303.063188][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063217][ T7167] gfs2_get_tree+0x51/0x1e0
[ 303.063238][ T7167] vfs_get_tree+0x92/0x2a0
[ 303.063269][ T7167] do_new_mount+0x341/0xd30
[ 303.063289][ T7167] ? apparmor_capable+0x137/0x1a0
[ 303.063321][ T7167] ? __pfx_do_new_mount+0x10/0x10
[ 303.063343][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063365][ T7167] ? ns_capable+0x89/0xe0
[ 303.063392][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063416][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063443][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063465][ T7167] ? user_path_at+0xd4/0x160
[ 303.063493][ T7167] __se_sys_mount+0x31d/0x420
[ 303.063521][ T7167] ? __pfx___se_sys_mount+0x10/0x10
[ 303.063542][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063570][ T7167] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.063593][ T7167] ? __x64_sys_mount+0x20/0xc0
[ 303.063617][ T7167] do_syscall_64+0x14d/0xf80
[ 303.063641][ T7167] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.063661][ T7167] ? trace_irq_disable+0x37/0x100
[ 303.063690][ T7167] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.063710][ T7167] RIP: 0033:0x7f9485b9b5ca
[ 303.063727][ T7167] 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
[ 303.063743][ T7167] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 303.063763][ T7167] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 303.063778][ T7167] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 303.063791][ T7167] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 303.063804][ T7167] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 303.063817][ T7167] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 303.063851][ T7167]
[ 303.064043][ T7167] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 303.440680][ T7167] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:16:52 executed programs: 164
[ 303.873300][ T7171] loop1: detected capacity change from 0 to 32768
[ 303.901340][ T7171] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 303.909738][ T7171] CPU: 1 UID: 0 PID: 7171 Comm: syz.1.179 Not tainted syzkaller #0 PREEMPT(full)
[ 303.909773][ T7171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 303.909791][ T7171] Call Trace:
[ 303.909804][ T7171]
[ 303.909816][ T7171] dump_stack_lvl+0xe8/0x150
[ 303.909863][ T7171] sysfs_create_dir_ns+0x271/0x2a0
[ 303.909915][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.909956][ T7171] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 303.910004][ T7171] ? do_raw_spin_unlock+0xf5/0x210
[ 303.910059][ T7171] kobject_add_internal+0x62b/0xd00
[ 303.910116][ T7171] kobject_init_and_add+0x12b/0x1a0
[ 303.910166][ T7171] ? __pfx_kobject_init_and_add+0x10/0x10
[ 303.910210][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.910244][ T7171] ? __raw_spin_lock_init+0x45/0x100
[ 303.910292][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.910326][ T7171] ? __init_swait_queue_head+0xa9/0x150
[ 303.910376][ T7171] gfs2_sys_fs_add+0x257/0x480
[ 303.910412][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.910446][ T7171] ? is_dynamic_key+0x1ac/0x1c0
[ 303.910480][ T7171] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 303.910530][ T7171] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 303.910602][ T7171] gfs2_fill_super+0x13a7/0x21d0
[ 303.910652][ T7171] ? __pfx_gfs2_fill_super+0x10/0x10
[ 303.910680][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.910721][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.910754][ T7171] ? sb_set_blocksize+0x155/0x240
[ 303.910795][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.910824][ T7171] ? setup_bdev_super+0x4c1/0x5b0
[ 303.910867][ T7171] get_tree_bdev_flags+0x431/0x4f0
[ 303.910905][ T7171] ? __pfx_gfs2_fill_super+0x10/0x10
[ 303.910930][ T7171] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 303.910966][ T7171] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 303.911003][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.911042][ T7171] gfs2_get_tree+0x51/0x1e0
[ 303.911070][ T7171] vfs_get_tree+0x92/0x2a0
[ 303.911110][ T7171] do_new_mount+0x341/0xd30
[ 303.911137][ T7171] ? apparmor_capable+0x137/0x1a0
[ 303.911180][ T7171] ? __pfx_do_new_mount+0x10/0x10
[ 303.911209][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.911238][ T7171] ? ns_capable+0x89/0xe0
[ 303.911270][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.911302][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.911339][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.911368][ T7171] ? user_path_at+0xd4/0x160
[ 303.911405][ T7171] __se_sys_mount+0x31d/0x420
[ 303.911442][ T7171] ? __pfx___se_sys_mount+0x10/0x10
[ 303.911470][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.911508][ T7171] ? srso_alias_return_thunk+0x5/0xfbef5
[ 303.911538][ T7171] ? __x64_sys_mount+0x20/0xc0
[ 303.911570][ T7171] do_syscall_64+0x14d/0xf80
[ 303.911607][ T7171] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.911633][ T7171] ? trace_irq_disable+0x37/0x100
[ 303.911672][ T7171] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.911699][ T7171] RIP: 0033:0x7f9485b9b5ca
[ 303.911722][ T7171] 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
[ 303.911744][ T7171] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 303.911771][ T7171] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 303.911790][ T7171] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 303.911809][ T7171] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 303.911827][ T7171] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 303.911843][ T7171] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 303.911881][ T7171]
[ 303.911911][ T7171] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 304.294183][ T7171] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 304.729700][ T7175] loop1: detected capacity change from 0 to 32768
[ 304.745159][ T7175] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 304.753362][ T7175] CPU: 1 UID: 0 PID: 7175 Comm: syz.1.180 Not tainted syzkaller #0 PREEMPT(full)
[ 304.753398][ T7175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 304.753414][ T7175] Call Trace:
[ 304.753426][ T7175]
[ 304.753436][ T7175] dump_stack_lvl+0xe8/0x150
[ 304.753479][ T7175] sysfs_create_dir_ns+0x271/0x2a0
[ 304.753521][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.753555][ T7175] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 304.753608][ T7175] ? do_raw_spin_unlock+0xf5/0x210
[ 304.753654][ T7175] kobject_add_internal+0x62b/0xd00
[ 304.753704][ T7175] kobject_init_and_add+0x12b/0x1a0
[ 304.753748][ T7175] ? __pfx_kobject_init_and_add+0x10/0x10
[ 304.753786][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.753816][ T7175] ? __raw_spin_lock_init+0x45/0x100
[ 304.753857][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.753887][ T7175] ? __init_swait_queue_head+0xa9/0x150
[ 304.753932][ T7175] gfs2_sys_fs_add+0x257/0x480
[ 304.753964][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.753993][ T7175] ? is_dynamic_key+0x1ac/0x1c0
[ 304.754023][ T7175] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 304.754066][ T7175] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 304.754122][ T7175] gfs2_fill_super+0x13a7/0x21d0
[ 304.754166][ T7175] ? __pfx_gfs2_fill_super+0x10/0x10
[ 304.754189][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.754225][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.754255][ T7175] ? sb_set_blocksize+0x155/0x240
[ 304.754294][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.754324][ T7175] ? setup_bdev_super+0x4c1/0x5b0
[ 304.754367][ T7175] get_tree_bdev_flags+0x431/0x4f0
[ 304.754404][ T7175] ? __pfx_gfs2_fill_super+0x10/0x10
[ 304.754429][ T7175] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 304.754464][ T7175] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 304.754502][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.754541][ T7175] gfs2_get_tree+0x51/0x1e0
[ 304.754569][ T7175] vfs_get_tree+0x92/0x2a0
[ 304.754619][ T7175] do_new_mount+0x341/0xd30
[ 304.754647][ T7175] ? apparmor_capable+0x137/0x1a0
[ 304.754690][ T7175] ? __pfx_do_new_mount+0x10/0x10
[ 304.754715][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.754742][ T7175] ? ns_capable+0x89/0xe0
[ 304.754773][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.754806][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.754842][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.754871][ T7175] ? user_path_at+0xd4/0x160
[ 304.754910][ T7175] __se_sys_mount+0x31d/0x420
[ 304.754948][ T7175] ? __pfx___se_sys_mount+0x10/0x10
[ 304.754976][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.755015][ T7175] ? srso_alias_return_thunk+0x5/0xfbef5
[ 304.755045][ T7175] ? __x64_sys_mount+0x20/0xc0
[ 304.755077][ T7175] do_syscall_64+0x14d/0xf80
[ 304.755109][ T7175] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 304.755134][ T7175] ? trace_irq_disable+0x37/0x100
[ 304.755172][ T7175] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 304.755198][ T7175] RIP: 0033:0x7f9485b9b5ca
[ 304.755221][ T7175] 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
[ 304.755243][ T7175] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 304.755270][ T7175] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 304.755290][ T7175] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 304.755309][ T7175] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 304.755327][ T7175] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 304.755344][ T7175] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 304.755383][ T7175]
[ 304.755411][ T7175] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 305.135650][ T7175] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 305.568987][ T7179] loop1: detected capacity change from 0 to 32768
[ 305.588071][ T7179] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 305.595811][ T7179] CPU: 0 UID: 0 PID: 7179 Comm: syz.1.181 Not tainted syzkaller #0 PREEMPT(full)
[ 305.595851][ T7179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 305.595868][ T7179] Call Trace:
[ 305.595879][ T7179]
[ 305.595889][ T7179] dump_stack_lvl+0xe8/0x150
[ 305.595933][ T7179] sysfs_create_dir_ns+0x271/0x2a0
[ 305.595979][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.596014][ T7179] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 305.596058][ T7179] ? do_raw_spin_unlock+0xf5/0x210
[ 305.596105][ T7179] kobject_add_internal+0x62b/0xd00
[ 305.596154][ T7179] kobject_init_and_add+0x12b/0x1a0
[ 305.596198][ T7179] ? __pfx_kobject_init_and_add+0x10/0x10
[ 305.596237][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.596267][ T7179] ? __raw_spin_lock_init+0x45/0x100
[ 305.596308][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.596337][ T7179] ? __init_swait_queue_head+0xa9/0x150
[ 305.596382][ T7179] gfs2_sys_fs_add+0x257/0x480
[ 305.596414][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.596444][ T7179] ? is_dynamic_key+0x1ac/0x1c0
[ 305.596475][ T7179] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 305.596518][ T7179] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 305.596585][ T7179] gfs2_fill_super+0x13a7/0x21d0
[ 305.596629][ T7179] ? __pfx_gfs2_fill_super+0x10/0x10
[ 305.596653][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.596689][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.596720][ T7179] ? sb_set_blocksize+0x155/0x240
[ 305.596761][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.596791][ T7179] ? setup_bdev_super+0x4c1/0x5b0
[ 305.596834][ T7179] get_tree_bdev_flags+0x431/0x4f0
[ 305.596873][ T7179] ? __pfx_gfs2_fill_super+0x10/0x10
[ 305.596898][ T7179] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 305.596934][ T7179] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 305.596973][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.597011][ T7179] gfs2_get_tree+0x51/0x1e0
[ 305.597040][ T7179] vfs_get_tree+0x92/0x2a0
[ 305.597081][ T7179] do_new_mount+0x341/0xd30
[ 305.597110][ T7179] ? apparmor_capable+0x137/0x1a0
[ 305.597154][ T7179] ? __pfx_do_new_mount+0x10/0x10
[ 305.597183][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.597214][ T7179] ? ns_capable+0x89/0xe0
[ 305.597247][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.597280][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.597317][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.597346][ T7179] ? user_path_at+0xd4/0x160
[ 305.597383][ T7179] __se_sys_mount+0x31d/0x420
[ 305.597419][ T7179] ? __pfx___se_sys_mount+0x10/0x10
[ 305.597446][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.597483][ T7179] ? srso_alias_return_thunk+0x5/0xfbef5
[ 305.597514][ T7179] ? __x64_sys_mount+0x20/0xc0
[ 305.597558][ T7179] do_syscall_64+0x14d/0xf80
[ 305.597590][ T7179] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 305.597616][ T7179] ? trace_irq_disable+0x37/0x100
[ 305.597656][ T7179] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 305.597683][ T7179] RIP: 0033:0x7f9485b9b5ca
[ 305.597707][ T7179] 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
[ 305.597730][ T7179] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 305.597758][ T7179] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 305.597778][ T7179] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 305.597797][ T7179] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 305.597815][ T7179] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 305.597832][ T7179] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 305.597870][ T7179]
[ 305.961709][ T7179] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 305.975991][ T7179] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 306.421794][ T7183] loop1: detected capacity change from 0 to 32768
[ 306.445250][ T7183] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 306.452793][ T7183] CPU: 1 UID: 0 PID: 7183 Comm: syz.1.182 Not tainted syzkaller #0 PREEMPT(full)
[ 306.452835][ T7183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 306.452852][ T7183] Call Trace:
[ 306.452862][ T7183]
[ 306.452873][ T7183] dump_stack_lvl+0xe8/0x150
[ 306.452914][ T7183] sysfs_create_dir_ns+0x271/0x2a0
[ 306.452957][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.452992][ T7183] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 306.453036][ T7183] ? do_raw_spin_unlock+0xf5/0x210
[ 306.453083][ T7183] kobject_add_internal+0x62b/0xd00
[ 306.453133][ T7183] kobject_init_and_add+0x12b/0x1a0
[ 306.453178][ T7183] ? __pfx_kobject_init_and_add+0x10/0x10
[ 306.453216][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.453247][ T7183] ? __raw_spin_lock_init+0x45/0x100
[ 306.453289][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.453319][ T7183] ? __init_swait_queue_head+0xa9/0x150
[ 306.453364][ T7183] gfs2_sys_fs_add+0x257/0x480
[ 306.453397][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.453428][ T7183] ? is_dynamic_key+0x1ac/0x1c0
[ 306.453459][ T7183] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 306.453510][ T7183] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 306.453568][ T7183] gfs2_fill_super+0x13a7/0x21d0
[ 306.453613][ T7183] ? __pfx_gfs2_fill_super+0x10/0x10
[ 306.453637][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.453673][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.453704][ T7183] ? sb_set_blocksize+0x155/0x240
[ 306.453745][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.453776][ T7183] ? setup_bdev_super+0x4c1/0x5b0
[ 306.453820][ T7183] get_tree_bdev_flags+0x431/0x4f0
[ 306.453869][ T7183] ? __pfx_gfs2_fill_super+0x10/0x10
[ 306.453895][ T7183] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 306.453932][ T7183] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 306.453971][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.454010][ T7183] gfs2_get_tree+0x51/0x1e0
[ 306.454038][ T7183] vfs_get_tree+0x92/0x2a0
[ 306.454079][ T7183] do_new_mount+0x341/0xd30
[ 306.454108][ T7183] ? apparmor_capable+0x137/0x1a0
[ 306.454152][ T7183] ? __pfx_do_new_mount+0x10/0x10
[ 306.454182][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.454211][ T7183] ? ns_capable+0x89/0xe0
[ 306.454244][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.454277][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.454314][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.454345][ T7183] ? user_path_at+0xd4/0x160
[ 306.454382][ T7183] __se_sys_mount+0x31d/0x420
[ 306.454421][ T7183] ? __pfx___se_sys_mount+0x10/0x10
[ 306.454449][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.454488][ T7183] ? srso_alias_return_thunk+0x5/0xfbef5
[ 306.454519][ T7183] ? __x64_sys_mount+0x20/0xc0
[ 306.454552][ T7183] do_syscall_64+0x14d/0xf80
[ 306.454585][ T7183] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.454611][ T7183] ? trace_irq_disable+0x37/0x100
[ 306.454649][ T7183] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.454676][ T7183] RIP: 0033:0x7f9485b9b5ca
[ 306.454700][ T7183] 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
[ 306.454723][ T7183] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 306.454751][ T7183] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 306.454771][ T7183] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 306.454790][ T7183] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 306.454808][ T7183] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 306.454830][ T7183] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 306.454870][ T7183]
[ 306.454903][ T7183] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 306.834351][ T7183] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 307.252603][ T7187] loop1: detected capacity change from 0 to 32768
[ 307.286198][ T7187] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 307.293640][ T7187] CPU: 1 UID: 0 PID: 7187 Comm: syz.1.183 Not tainted syzkaller #0 PREEMPT(full)
[ 307.293670][ T7187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 307.293685][ T7187] Call Trace:
[ 307.293697][ T7187]
[ 307.293708][ T7187] dump_stack_lvl+0xe8/0x150
[ 307.293745][ T7187] sysfs_create_dir_ns+0x271/0x2a0
[ 307.293776][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.293803][ T7187] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 307.293834][ T7187] ? do_raw_spin_unlock+0xf5/0x210
[ 307.293870][ T7187] kobject_add_internal+0x62b/0xd00
[ 307.293907][ T7187] kobject_init_and_add+0x12b/0x1a0
[ 307.293940][ T7187] ? __pfx_kobject_init_and_add+0x10/0x10
[ 307.293968][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.293991][ T7187] ? __raw_spin_lock_init+0x45/0x100
[ 307.294021][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294043][ T7187] ? __init_swait_queue_head+0xa9/0x150
[ 307.294077][ T7187] gfs2_sys_fs_add+0x257/0x480
[ 307.294103][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294125][ T7187] ? is_dynamic_key+0x1ac/0x1c0
[ 307.294147][ T7187] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 307.294180][ T7187] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 307.294221][ T7187] gfs2_fill_super+0x13a7/0x21d0
[ 307.294254][ T7187] ? __pfx_gfs2_fill_super+0x10/0x10
[ 307.294272][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294298][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294321][ T7187] ? sb_set_blocksize+0x155/0x240
[ 307.294351][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294373][ T7187] ? setup_bdev_super+0x4c1/0x5b0
[ 307.294404][ T7187] get_tree_bdev_flags+0x431/0x4f0
[ 307.294433][ T7187] ? __pfx_gfs2_fill_super+0x10/0x10
[ 307.294452][ T7187] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 307.294478][ T7187] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 307.294507][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294536][ T7187] gfs2_get_tree+0x51/0x1e0
[ 307.294557][ T7187] vfs_get_tree+0x92/0x2a0
[ 307.294587][ T7187] do_new_mount+0x341/0xd30
[ 307.294616][ T7187] ? apparmor_capable+0x137/0x1a0
[ 307.294648][ T7187] ? __pfx_do_new_mount+0x10/0x10
[ 307.294670][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294692][ T7187] ? ns_capable+0x89/0xe0
[ 307.294715][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294740][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294767][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294791][ T7187] ? user_path_at+0xd4/0x160
[ 307.294818][ T7187] __se_sys_mount+0x31d/0x420
[ 307.294850][ T7187] ? __pfx___se_sys_mount+0x10/0x10
[ 307.294873][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294901][ T7187] ? srso_alias_return_thunk+0x5/0xfbef5
[ 307.294924][ T7187] ? __x64_sys_mount+0x20/0xc0
[ 307.294948][ T7187] do_syscall_64+0x14d/0xf80
[ 307.294972][ T7187] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 307.294992][ T7187] ? trace_irq_disable+0x37/0x100
[ 307.295021][ T7187] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 307.295041][ T7187] RIP: 0033:0x7f9485b9b5ca
[ 307.295059][ T7187] 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
[ 307.295077][ T7187] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 307.295096][ T7187] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 307.295111][ T7187] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 307.295124][ T7187] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 307.295138][ T7187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 307.295150][ T7187] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 307.295180][ T7187]
[ 307.295203][ T7187] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 307.677363][ T7187] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 308.099050][ T7191] loop1: detected capacity change from 0 to 32768
[ 308.112585][ T7191] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 308.123904][ T7191] CPU: 1 UID: 0 PID: 7191 Comm: syz.1.184 Not tainted syzkaller #0 PREEMPT(full)
[ 308.123938][ T7191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 308.123955][ T7191] Call Trace:
[ 308.123965][ T7191]
[ 308.123976][ T7191] dump_stack_lvl+0xe8/0x150
[ 308.124018][ T7191] sysfs_create_dir_ns+0x271/0x2a0
[ 308.124060][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.124095][ T7191] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 308.124138][ T7191] ? do_raw_spin_unlock+0xf5/0x210
[ 308.124184][ T7191] kobject_add_internal+0x62b/0xd00
[ 308.124232][ T7191] kobject_init_and_add+0x12b/0x1a0
[ 308.124276][ T7191] ? __pfx_kobject_init_and_add+0x10/0x10
[ 308.124314][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.124345][ T7191] ? __raw_spin_lock_init+0x45/0x100
[ 308.124386][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.124416][ T7191] ? __init_swait_queue_head+0xa9/0x150
[ 308.124462][ T7191] gfs2_sys_fs_add+0x257/0x480
[ 308.124496][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.124526][ T7191] ? is_dynamic_key+0x1ac/0x1c0
[ 308.124557][ T7191] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 308.124614][ T7191] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 308.124671][ T7191] gfs2_fill_super+0x13a7/0x21d0
[ 308.124714][ T7191] ? __pfx_gfs2_fill_super+0x10/0x10
[ 308.124737][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.124774][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.124804][ T7191] ? sb_set_blocksize+0x155/0x240
[ 308.124845][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.124874][ T7191] ? setup_bdev_super+0x4c1/0x5b0
[ 308.124917][ T7191] get_tree_bdev_flags+0x431/0x4f0
[ 308.124956][ T7191] ? __pfx_gfs2_fill_super+0x10/0x10
[ 308.124982][ T7191] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 308.125018][ T7191] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 308.125057][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.125097][ T7191] gfs2_get_tree+0x51/0x1e0
[ 308.125126][ T7191] vfs_get_tree+0x92/0x2a0
[ 308.125167][ T7191] do_new_mount+0x341/0xd30
[ 308.125195][ T7191] ? apparmor_capable+0x137/0x1a0
[ 308.125239][ T7191] ? __pfx_do_new_mount+0x10/0x10
[ 308.125268][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.125298][ T7191] ? ns_capable+0x89/0xe0
[ 308.125330][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.125364][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.125400][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.125430][ T7191] ? user_path_at+0xd4/0x160
[ 308.125467][ T7191] __se_sys_mount+0x31d/0x420
[ 308.125505][ T7191] ? __pfx___se_sys_mount+0x10/0x10
[ 308.125533][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.125572][ T7191] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.125614][ T7191] ? __x64_sys_mount+0x20/0xc0
[ 308.125648][ T7191] do_syscall_64+0x14d/0xf80
[ 308.125680][ T7191] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.125706][ T7191] ? trace_irq_disable+0x37/0x100
[ 308.125746][ T7191] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.125773][ T7191] RIP: 0033:0x7f9485b9b5ca
[ 308.125797][ T7191] 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
[ 308.125819][ T7191] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 308.125854][ T7191] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 308.125874][ T7191] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 308.125893][ T7191] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 308.125911][ T7191] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 308.125928][ T7191] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 308.125967][ T7191]
[ 308.489107][ T7191] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 308.503122][ T7191] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:16:57 executed programs: 170
[ 308.932364][ T7195] loop1: detected capacity change from 0 to 32768
[ 308.952090][ T7195] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 308.976009][ T7195] CPU: 1 UID: 0 PID: 7195 Comm: syz.1.185 Not tainted syzkaller #0 PREEMPT(full)
[ 308.976044][ T7195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 308.976060][ T7195] Call Trace:
[ 308.976071][ T7195]
[ 308.976082][ T7195] dump_stack_lvl+0xe8/0x150
[ 308.976124][ T7195] sysfs_create_dir_ns+0x271/0x2a0
[ 308.976167][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.976202][ T7195] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 308.976245][ T7195] ? do_raw_spin_unlock+0xf5/0x210
[ 308.976292][ T7195] kobject_add_internal+0x62b/0xd00
[ 308.976343][ T7195] kobject_init_and_add+0x12b/0x1a0
[ 308.976388][ T7195] ? __pfx_kobject_init_and_add+0x10/0x10
[ 308.976427][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.976459][ T7195] ? __raw_spin_lock_init+0x45/0x100
[ 308.976501][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.976531][ T7195] ? __init_swait_queue_head+0xa9/0x150
[ 308.976577][ T7195] gfs2_sys_fs_add+0x257/0x480
[ 308.976608][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.976638][ T7195] ? is_dynamic_key+0x1ac/0x1c0
[ 308.976668][ T7195] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 308.976712][ T7195] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 308.976769][ T7195] gfs2_fill_super+0x13a7/0x21d0
[ 308.976813][ T7195] ? __pfx_gfs2_fill_super+0x10/0x10
[ 308.976850][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.976888][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.976919][ T7195] ? sb_set_blocksize+0x155/0x240
[ 308.976961][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.976992][ T7195] ? setup_bdev_super+0x4c1/0x5b0
[ 308.977035][ T7195] get_tree_bdev_flags+0x431/0x4f0
[ 308.977076][ T7195] ? __pfx_gfs2_fill_super+0x10/0x10
[ 308.977102][ T7195] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 308.977139][ T7195] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 308.977177][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.977216][ T7195] gfs2_get_tree+0x51/0x1e0
[ 308.977245][ T7195] vfs_get_tree+0x92/0x2a0
[ 308.977286][ T7195] do_new_mount+0x341/0xd30
[ 308.977314][ T7195] ? apparmor_capable+0x137/0x1a0
[ 308.977358][ T7195] ? __pfx_do_new_mount+0x10/0x10
[ 308.977387][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.977417][ T7195] ? ns_capable+0x89/0xe0
[ 308.977450][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.977483][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.977520][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.977551][ T7195] ? user_path_at+0xd4/0x160
[ 308.977588][ T7195] __se_sys_mount+0x31d/0x420
[ 308.977621][ T7195] ? __pfx___se_sys_mount+0x10/0x10
[ 308.977646][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.977685][ T7195] ? srso_alias_return_thunk+0x5/0xfbef5
[ 308.977716][ T7195] ? __x64_sys_mount+0x20/0xc0
[ 308.977750][ T7195] do_syscall_64+0x14d/0xf80
[ 308.977783][ T7195] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.977811][ T7195] ? trace_irq_disable+0x37/0x100
[ 308.977860][ T7195] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.977887][ T7195] RIP: 0033:0x7f9485b9b5ca
[ 308.977910][ T7195] 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
[ 308.977934][ T7195] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 308.977962][ T7195] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 308.977982][ T7195] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 308.978001][ T7195] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 308.978020][ T7195] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 308.978038][ T7195] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 308.978077][ T7195]
[ 308.978106][ T7195] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 309.356019][ T7195] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 309.780166][ T7199] loop1: detected capacity change from 0 to 32768
[ 309.804573][ T7199] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 309.812499][ T7199] CPU: 1 UID: 0 PID: 7199 Comm: syz.1.186 Not tainted syzkaller #0 PREEMPT(full)
[ 309.812530][ T7199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 309.812546][ T7199] Call Trace:
[ 309.812556][ T7199]
[ 309.812567][ T7199] dump_stack_lvl+0xe8/0x150
[ 309.812608][ T7199] sysfs_create_dir_ns+0x271/0x2a0
[ 309.812649][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.812683][ T7199] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 309.812725][ T7199] ? do_raw_spin_unlock+0xf5/0x210
[ 309.812772][ T7199] kobject_add_internal+0x62b/0xd00
[ 309.812820][ T7199] kobject_init_and_add+0x12b/0x1a0
[ 309.812868][ T7199] ? __pfx_kobject_init_and_add+0x10/0x10
[ 309.812906][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.812936][ T7199] ? __raw_spin_lock_init+0x45/0x100
[ 309.812977][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813007][ T7199] ? __init_swait_queue_head+0xa9/0x150
[ 309.813050][ T7199] gfs2_sys_fs_add+0x257/0x480
[ 309.813082][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813111][ T7199] ? is_dynamic_key+0x1ac/0x1c0
[ 309.813142][ T7199] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 309.813184][ T7199] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 309.813240][ T7199] gfs2_fill_super+0x13a7/0x21d0
[ 309.813283][ T7199] ? __pfx_gfs2_fill_super+0x10/0x10
[ 309.813306][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813342][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813372][ T7199] ? sb_set_blocksize+0x155/0x240
[ 309.813412][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813442][ T7199] ? setup_bdev_super+0x4c1/0x5b0
[ 309.813484][ T7199] get_tree_bdev_flags+0x431/0x4f0
[ 309.813524][ T7199] ? __pfx_gfs2_fill_super+0x10/0x10
[ 309.813549][ T7199] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 309.813584][ T7199] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 309.813622][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813660][ T7199] gfs2_get_tree+0x51/0x1e0
[ 309.813689][ T7199] vfs_get_tree+0x92/0x2a0
[ 309.813730][ T7199] do_new_mount+0x341/0xd30
[ 309.813757][ T7199] ? apparmor_capable+0x137/0x1a0
[ 309.813800][ T7199] ? __pfx_do_new_mount+0x10/0x10
[ 309.813828][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813862][ T7199] ? ns_capable+0x89/0xe0
[ 309.813895][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813927][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813963][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.813994][ T7199] ? user_path_at+0xd4/0x160
[ 309.814031][ T7199] __se_sys_mount+0x31d/0x420
[ 309.814068][ T7199] ? __pfx___se_sys_mount+0x10/0x10
[ 309.814096][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.814134][ T7199] ? srso_alias_return_thunk+0x5/0xfbef5
[ 309.814164][ T7199] ? __x64_sys_mount+0x20/0xc0
[ 309.814197][ T7199] do_syscall_64+0x14d/0xf80
[ 309.814229][ T7199] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 309.814254][ T7199] ? trace_irq_disable+0x37/0x100
[ 309.814294][ T7199] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 309.814321][ T7199] RIP: 0033:0x7f9485b9b5ca
[ 309.814344][ T7199] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 309.814367][ T7199] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 309.814394][ T7199] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 309.814413][ T7199] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 309.814432][ T7199] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 309.814450][ T7199] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 309.814467][ T7199] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 309.814505][ T7199]
[ 309.814533][ T7199] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 310.194802][ T7199] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 310.614616][ T7203] loop1: detected capacity change from 0 to 32768
[ 310.631611][ T7203] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 310.639737][ T7203] CPU: 1 UID: 0 PID: 7203 Comm: syz.1.187 Not tainted syzkaller #0 PREEMPT(full)
[ 310.639770][ T7203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 310.639787][ T7203] Call Trace:
[ 310.639797][ T7203]
[ 310.639808][ T7203] dump_stack_lvl+0xe8/0x150
[ 310.639849][ T7203] sysfs_create_dir_ns+0x271/0x2a0
[ 310.639892][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.639926][ T7203] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 310.639969][ T7203] ? do_raw_spin_unlock+0xf5/0x210
[ 310.640015][ T7203] kobject_add_internal+0x62b/0xd00
[ 310.640063][ T7203] kobject_init_and_add+0x12b/0x1a0
[ 310.640105][ T7203] ? __pfx_kobject_init_and_add+0x10/0x10
[ 310.640144][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640174][ T7203] ? __raw_spin_lock_init+0x45/0x100
[ 310.640219][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640250][ T7203] ? __init_swait_queue_head+0xa9/0x150
[ 310.640286][ T7203] gfs2_sys_fs_add+0x257/0x480
[ 310.640310][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640333][ T7203] ? is_dynamic_key+0x1ac/0x1c0
[ 310.640355][ T7203] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 310.640388][ T7203] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 310.640429][ T7203] gfs2_fill_super+0x13a7/0x21d0
[ 310.640462][ T7203] ? __pfx_gfs2_fill_super+0x10/0x10
[ 310.640479][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640507][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640529][ T7203] ? sb_set_blocksize+0x155/0x240
[ 310.640559][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640581][ T7203] ? setup_bdev_super+0x4c1/0x5b0
[ 310.640619][ T7203] get_tree_bdev_flags+0x431/0x4f0
[ 310.640648][ T7203] ? __pfx_gfs2_fill_super+0x10/0x10
[ 310.640667][ T7203] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 310.640693][ T7203] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 310.640721][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640750][ T7203] gfs2_get_tree+0x51/0x1e0
[ 310.640772][ T7203] vfs_get_tree+0x92/0x2a0
[ 310.640802][ T7203] do_new_mount+0x341/0xd30
[ 310.640822][ T7203] ? apparmor_capable+0x137/0x1a0
[ 310.640854][ T7203] ? __pfx_do_new_mount+0x10/0x10
[ 310.640875][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640898][ T7203] ? ns_capable+0x89/0xe0
[ 310.640927][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640951][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.640978][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.641001][ T7203] ? user_path_at+0xd4/0x160
[ 310.641028][ T7203] __se_sys_mount+0x31d/0x420
[ 310.641056][ T7203] ? __pfx___se_sys_mount+0x10/0x10
[ 310.641077][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.641106][ T7203] ? srso_alias_return_thunk+0x5/0xfbef5
[ 310.641128][ T7203] ? __x64_sys_mount+0x20/0xc0
[ 310.641153][ T7203] do_syscall_64+0x14d/0xf80
[ 310.641177][ T7203] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 310.641196][ T7203] ? trace_irq_disable+0x37/0x100
[ 310.641225][ T7203] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 310.641246][ T7203] RIP: 0033:0x7f9485b9b5ca
[ 310.641263][ T7203] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 310.641280][ T7203] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 310.641300][ T7203] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 310.641314][ T7203] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 310.641328][ T7203] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 310.641341][ T7203] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 310.641353][ T7203] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 310.641382][ T7203]
[ 310.641533][ T7203] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 311.021272][ T7203] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 311.438028][ T7208] loop1: detected capacity change from 0 to 32768
[ 311.461614][ T7208] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 311.469903][ T7208] CPU: 0 UID: 0 PID: 7208 Comm: syz.1.188 Not tainted syzkaller #0 PREEMPT(full)
[ 311.469933][ T7208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 311.469953][ T7208] Call Trace:
[ 311.469964][ T7208]
[ 311.469975][ T7208] dump_stack_lvl+0xe8/0x150
[ 311.470020][ T7208] sysfs_create_dir_ns+0x271/0x2a0
[ 311.470066][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.470102][ T7208] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 311.470146][ T7208] ? do_raw_spin_unlock+0xf5/0x210
[ 311.470195][ T7208] kobject_add_internal+0x62b/0xd00
[ 311.470246][ T7208] kobject_init_and_add+0x12b/0x1a0
[ 311.470290][ T7208] ? __pfx_kobject_init_and_add+0x10/0x10
[ 311.470329][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.470359][ T7208] ? __raw_spin_lock_init+0x45/0x100
[ 311.470402][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.470432][ T7208] ? __init_swait_queue_head+0xa9/0x150
[ 311.470476][ T7208] gfs2_sys_fs_add+0x257/0x480
[ 311.470512][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.470542][ T7208] ? is_dynamic_key+0x1ac/0x1c0
[ 311.470573][ T7208] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 311.470624][ T7208] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 311.470682][ T7208] gfs2_fill_super+0x13a7/0x21d0
[ 311.470726][ T7208] ? __pfx_gfs2_fill_super+0x10/0x10
[ 311.470750][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.470787][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.470818][ T7208] ? sb_set_blocksize+0x155/0x240
[ 311.470858][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.470887][ T7208] ? setup_bdev_super+0x4c1/0x5b0
[ 311.470930][ T7208] get_tree_bdev_flags+0x431/0x4f0
[ 311.470968][ T7208] ? __pfx_gfs2_fill_super+0x10/0x10
[ 311.470993][ T7208] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 311.471029][ T7208] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 311.471066][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.471105][ T7208] gfs2_get_tree+0x51/0x1e0
[ 311.471133][ T7208] vfs_get_tree+0x92/0x2a0
[ 311.471173][ T7208] do_new_mount+0x341/0xd30
[ 311.471201][ T7208] ? apparmor_capable+0x137/0x1a0
[ 311.471244][ T7208] ? __pfx_do_new_mount+0x10/0x10
[ 311.471272][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.471301][ T7208] ? ns_capable+0x89/0xe0
[ 311.471333][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.471365][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.471401][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.471432][ T7208] ? user_path_at+0xd4/0x160
[ 311.471468][ T7208] __se_sys_mount+0x31d/0x420
[ 311.471505][ T7208] ? __pfx___se_sys_mount+0x10/0x10
[ 311.471533][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.471571][ T7208] ? srso_alias_return_thunk+0x5/0xfbef5
[ 311.471607][ T7208] ? __x64_sys_mount+0x20/0xc0
[ 311.471639][ T7208] do_syscall_64+0x14d/0xf80
[ 311.471671][ T7208] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 311.471697][ T7208] ? trace_irq_disable+0x37/0x100
[ 311.471736][ T7208] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 311.471762][ T7208] RIP: 0033:0x7f9485b9b5ca
[ 311.471785][ T7208] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 311.471807][ T7208] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 311.471833][ T7208] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 311.471853][ T7208] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 311.471871][ T7208] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 311.471889][ T7208] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 311.471906][ T7208] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 311.471944][ T7208]
[ 311.473305][ T7208] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 311.853356][ T7208] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 312.294053][ T7212] loop1: detected capacity change from 0 to 32768
[ 312.314996][ T7212] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 312.323016][ T7212] CPU: 0 UID: 0 PID: 7212 Comm: syz.1.189 Not tainted syzkaller #0 PREEMPT(full)
[ 312.323052][ T7212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 312.323069][ T7212] Call Trace:
[ 312.323080][ T7212]
[ 312.323091][ T7212] dump_stack_lvl+0xe8/0x150
[ 312.323136][ T7212] sysfs_create_dir_ns+0x271/0x2a0
[ 312.323180][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.323217][ T7212] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 312.323264][ T7212] ? do_raw_spin_unlock+0xf5/0x210
[ 312.323313][ T7212] kobject_add_internal+0x62b/0xd00
[ 312.323365][ T7212] kobject_init_and_add+0x12b/0x1a0
[ 312.323410][ T7212] ? __pfx_kobject_init_and_add+0x10/0x10
[ 312.323451][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.323482][ T7212] ? __raw_spin_lock_init+0x45/0x100
[ 312.323564][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.323596][ T7212] ? __init_swait_queue_head+0xa9/0x150
[ 312.323644][ T7212] gfs2_sys_fs_add+0x257/0x480
[ 312.323678][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.323709][ T7212] ? is_dynamic_key+0x1ac/0x1c0
[ 312.323741][ T7212] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 312.323786][ T7212] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 312.323843][ T7212] gfs2_fill_super+0x13a7/0x21d0
[ 312.323887][ T7212] ? __pfx_gfs2_fill_super+0x10/0x10
[ 312.323911][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.323947][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.323977][ T7212] ? sb_set_blocksize+0x155/0x240
[ 312.324018][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.324048][ T7212] ? setup_bdev_super+0x4c1/0x5b0
[ 312.324091][ T7212] get_tree_bdev_flags+0x431/0x4f0
[ 312.324131][ T7212] ? __pfx_gfs2_fill_super+0x10/0x10
[ 312.324156][ T7212] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 312.324191][ T7212] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 312.324229][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.324268][ T7212] gfs2_get_tree+0x51/0x1e0
[ 312.324296][ T7212] vfs_get_tree+0x92/0x2a0
[ 312.324337][ T7212] do_new_mount+0x341/0xd30
[ 312.324365][ T7212] ? apparmor_capable+0x137/0x1a0
[ 312.324408][ T7212] ? __pfx_do_new_mount+0x10/0x10
[ 312.324436][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.324466][ T7212] ? ns_capable+0x89/0xe0
[ 312.324498][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.324543][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.324579][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.324610][ T7212] ? user_path_at+0xd4/0x160
[ 312.324648][ T7212] __se_sys_mount+0x31d/0x420
[ 312.324686][ T7212] ? __pfx___se_sys_mount+0x10/0x10
[ 312.324714][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.324753][ T7212] ? srso_alias_return_thunk+0x5/0xfbef5
[ 312.324783][ T7212] ? __x64_sys_mount+0x20/0xc0
[ 312.324816][ T7212] do_syscall_64+0x14d/0xf80
[ 312.324850][ T7212] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 312.324876][ T7212] ? trace_irq_disable+0x37/0x100
[ 312.324915][ T7212] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 312.324942][ T7212] RIP: 0033:0x7f9485b9b5ca
[ 312.324966][ T7212] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 312.324988][ T7212] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 312.325016][ T7212] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 312.325036][ T7212] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 312.325055][ T7212] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 312.325073][ T7212] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 312.325091][ T7212] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 312.325129][ T7212]
[ 312.325159][ T7212] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 312.702651][ T7212] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 313.148906][ T7217] loop1: detected capacity change from 0 to 32768
[ 313.165147][ T7217] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 313.172607][ T7217] CPU: 0 UID: 0 PID: 7217 Comm: syz.1.190 Not tainted syzkaller #0 PREEMPT(full)
[ 313.172637][ T7217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 313.172654][ T7217] Call Trace:
[ 313.172664][ T7217]
[ 313.172675][ T7217] dump_stack_lvl+0xe8/0x150
[ 313.172716][ T7217] sysfs_create_dir_ns+0x271/0x2a0
[ 313.172758][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.172793][ T7217] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 313.172836][ T7217] ? do_raw_spin_unlock+0xf5/0x210
[ 313.172883][ T7217] kobject_add_internal+0x62b/0xd00
[ 313.172932][ T7217] kobject_init_and_add+0x12b/0x1a0
[ 313.172981][ T7217] ? __pfx_kobject_init_and_add+0x10/0x10
[ 313.173020][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.173051][ T7217] ? __raw_spin_lock_init+0x45/0x100
[ 313.173093][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.173124][ T7217] ? __init_swait_queue_head+0xa9/0x150
[ 313.173168][ T7217] gfs2_sys_fs_add+0x257/0x480
[ 313.173201][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.173231][ T7217] ? is_dynamic_key+0x1ac/0x1c0
[ 313.173262][ T7217] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 313.173305][ T7217] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 313.173361][ T7217] gfs2_fill_super+0x13a7/0x21d0
[ 313.173405][ T7217] ? __pfx_gfs2_fill_super+0x10/0x10
[ 313.173428][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.173465][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.173495][ T7217] ? sb_set_blocksize+0x155/0x240
[ 313.173537][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.173569][ T7217] ? setup_bdev_super+0x4c1/0x5b0
[ 313.173622][ T7217] get_tree_bdev_flags+0x431/0x4f0
[ 313.173662][ T7217] ? __pfx_gfs2_fill_super+0x10/0x10
[ 313.173687][ T7217] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 313.173724][ T7217] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 313.173762][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.173800][ T7217] gfs2_get_tree+0x51/0x1e0
[ 313.173829][ T7217] vfs_get_tree+0x92/0x2a0
[ 313.173869][ T7217] do_new_mount+0x341/0xd30
[ 313.173897][ T7217] ? apparmor_capable+0x137/0x1a0
[ 313.173940][ T7217] ? __pfx_do_new_mount+0x10/0x10
[ 313.173969][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.173999][ T7217] ? ns_capable+0x89/0xe0
[ 313.174031][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.174064][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.174101][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.174131][ T7217] ? user_path_at+0xd4/0x160
[ 313.174168][ T7217] __se_sys_mount+0x31d/0x420
[ 313.174207][ T7217] ? __pfx___se_sys_mount+0x10/0x10
[ 313.174235][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.174273][ T7217] ? srso_alias_return_thunk+0x5/0xfbef5
[ 313.174304][ T7217] ? __x64_sys_mount+0x20/0xc0
[ 313.174336][ T7217] do_syscall_64+0x14d/0xf80
[ 313.174369][ T7217] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 313.174395][ T7217] ? trace_irq_disable+0x37/0x100
[ 313.174435][ T7217] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 313.174462][ T7217] RIP: 0033:0x7f9485b9b5ca
[ 313.174486][ T7217] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 313.174509][ T7217] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 313.174537][ T7217] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 313.174557][ T7217] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 313.174576][ T7217] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 313.174605][ T7217] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 313.174622][ T7217] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 313.174661][ T7217]
[ 313.174688][ T7217] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 313.556055][ T7217] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/02/13 15:17:02 executed programs: 176
[ 314.010130][ T7223] loop1: detected capacity change from 0 to 32768
[ 314.026118][ T7223] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 314.033626][ T7223] CPU: 1 UID: 0 PID: 7223 Comm: syz.1.191 Not tainted syzkaller #0 PREEMPT(full)
[ 314.033651][ T7223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 314.033663][ T7223] Call Trace:
[ 314.033672][ T7223]
[ 314.033681][ T7223] dump_stack_lvl+0xe8/0x150
[ 314.033713][ T7223] sysfs_create_dir_ns+0x271/0x2a0
[ 314.033744][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.033769][ T7223] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 314.033801][ T7223] ? do_raw_spin_unlock+0xf5/0x210
[ 314.033835][ T7223] kobject_add_internal+0x62b/0xd00
[ 314.033872][ T7223] kobject_init_and_add+0x12b/0x1a0
[ 314.033905][ T7223] ? __pfx_kobject_init_and_add+0x10/0x10
[ 314.033933][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.033955][ T7223] ? __raw_spin_lock_init+0x45/0x100
[ 314.033986][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034008][ T7223] ? __init_swait_queue_head+0xa9/0x150
[ 314.034041][ T7223] gfs2_sys_fs_add+0x257/0x480
[ 314.034065][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034087][ T7223] ? is_dynamic_key+0x1ac/0x1c0
[ 314.034109][ T7223] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 314.034142][ T7223] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 314.034183][ T7223] gfs2_fill_super+0x13a7/0x21d0
[ 314.034216][ T7223] ? __pfx_gfs2_fill_super+0x10/0x10
[ 314.034233][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034260][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034282][ T7223] ? sb_set_blocksize+0x155/0x240
[ 314.034313][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034339][ T7223] ? setup_bdev_super+0x4c1/0x5b0
[ 314.034371][ T7223] get_tree_bdev_flags+0x431/0x4f0
[ 314.034400][ T7223] ? __pfx_gfs2_fill_super+0x10/0x10
[ 314.034418][ T7223] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 314.034445][ T7223] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 314.034473][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034502][ T7223] gfs2_get_tree+0x51/0x1e0
[ 314.034523][ T7223] vfs_get_tree+0x92/0x2a0
[ 314.034554][ T7223] do_new_mount+0x341/0xd30
[ 314.034574][ T7223] ? apparmor_capable+0x137/0x1a0
[ 314.034611][ T7223] ? __pfx_do_new_mount+0x10/0x10
[ 314.034632][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034655][ T7223] ? ns_capable+0x89/0xe0
[ 314.034678][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034703][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034730][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034752][ T7223] ? user_path_at+0xd4/0x160
[ 314.034780][ T7223] __se_sys_mount+0x31d/0x420
[ 314.034808][ T7223] ? __pfx___se_sys_mount+0x10/0x10
[ 314.034828][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034857][ T7223] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.034880][ T7223] ? __x64_sys_mount+0x20/0xc0
[ 314.034904][ T7223] do_syscall_64+0x14d/0xf80
[ 314.034928][ T7223] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 314.034948][ T7223] ? trace_irq_disable+0x37/0x100
[ 314.034977][ T7223] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 314.034997][ T7223] RIP: 0033:0x7f9485b9b5ca
[ 314.035015][ T7223] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 314.035031][ T7223] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 314.035051][ T7223] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 314.035065][ T7223] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 314.035079][ T7223] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 314.035092][ T7223] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 314.035104][ T7223] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 314.035133][ T7223]
[ 314.035157][ T7223] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 314.415976][ T7223] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 314.856741][ T7229] loop1: detected capacity change from 0 to 32768
[ 314.870701][ T7229] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 314.878186][ T7229] CPU: 1 UID: 0 PID: 7229 Comm: syz.1.192 Not tainted syzkaller #0 PREEMPT(full)
[ 314.878216][ T7229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 314.878233][ T7229] Call Trace:
[ 314.878243][ T7229]
[ 314.878254][ T7229] dump_stack_lvl+0xe8/0x150
[ 314.878295][ T7229] sysfs_create_dir_ns+0x271/0x2a0
[ 314.878337][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.878372][ T7229] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 314.878415][ T7229] ? do_raw_spin_unlock+0xf5/0x210
[ 314.878462][ T7229] kobject_add_internal+0x62b/0xd00
[ 314.878511][ T7229] kobject_init_and_add+0x12b/0x1a0
[ 314.878556][ T7229] ? __pfx_kobject_init_and_add+0x10/0x10
[ 314.878594][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.878633][ T7229] ? __raw_spin_lock_init+0x45/0x100
[ 314.878674][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.878704][ T7229] ? __init_swait_queue_head+0xa9/0x150
[ 314.878748][ T7229] gfs2_sys_fs_add+0x257/0x480
[ 314.878780][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.878811][ T7229] ? is_dynamic_key+0x1ac/0x1c0
[ 314.878841][ T7229] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 314.878885][ T7229] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 314.878942][ T7229] gfs2_fill_super+0x13a7/0x21d0
[ 314.878986][ T7229] ? __pfx_gfs2_fill_super+0x10/0x10
[ 314.879009][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879047][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879077][ T7229] ? sb_set_blocksize+0x155/0x240
[ 314.879117][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879148][ T7229] ? setup_bdev_super+0x4c1/0x5b0
[ 314.879190][ T7229] get_tree_bdev_flags+0x431/0x4f0
[ 314.879229][ T7229] ? __pfx_gfs2_fill_super+0x10/0x10
[ 314.879254][ T7229] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 314.879291][ T7229] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 314.879329][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879368][ T7229] gfs2_get_tree+0x51/0x1e0
[ 314.879396][ T7229] vfs_get_tree+0x92/0x2a0
[ 314.879437][ T7229] do_new_mount+0x341/0xd30
[ 314.879465][ T7229] ? apparmor_capable+0x137/0x1a0
[ 314.879508][ T7229] ? __pfx_do_new_mount+0x10/0x10
[ 314.879537][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879568][ T7229] ? ns_capable+0x89/0xe0
[ 314.879600][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879646][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879682][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879712][ T7229] ? user_path_at+0xd4/0x160
[ 314.879749][ T7229] __se_sys_mount+0x31d/0x420
[ 314.879787][ T7229] ? __pfx___se_sys_mount+0x10/0x10
[ 314.879816][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879854][ T7229] ? srso_alias_return_thunk+0x5/0xfbef5
[ 314.879885][ T7229] ? __x64_sys_mount+0x20/0xc0
[ 314.879918][ T7229] do_syscall_64+0x14d/0xf80
[ 314.879951][ T7229] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 314.879978][ T7229] ? trace_irq_disable+0x37/0x100
[ 314.880018][ T7229] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 314.880045][ T7229] RIP: 0033:0x7f9485b9b5ca
[ 314.880069][ T7229] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 314.880092][ T7229] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 314.880120][ T7229] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 314.880140][ T7229] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 314.880159][ T7229] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 314.880178][ T7229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 314.880194][ T7229] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 314.880234][ T7229]
[ 314.880261][ T7229] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 315.260026][ T7229] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 315.689135][ T7233] loop1: detected capacity change from 0 to 32768
[ 315.700738][ T7233] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 315.708807][ T7233] CPU: 1 UID: 0 PID: 7233 Comm: syz.1.193 Not tainted syzkaller #0 PREEMPT(full)
[ 315.708837][ T7233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 315.708854][ T7233] Call Trace:
[ 315.708864][ T7233]
[ 315.708875][ T7233] dump_stack_lvl+0xe8/0x150
[ 315.708916][ T7233] sysfs_create_dir_ns+0x271/0x2a0
[ 315.708957][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.708992][ T7233] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 315.709034][ T7233] ? do_raw_spin_unlock+0xf5/0x210
[ 315.709080][ T7233] kobject_add_internal+0x62b/0xd00
[ 315.709129][ T7233] kobject_init_and_add+0x12b/0x1a0
[ 315.709172][ T7233] ? __pfx_kobject_init_and_add+0x10/0x10
[ 315.709210][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.709240][ T7233] ? __raw_spin_lock_init+0x45/0x100
[ 315.709281][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.709311][ T7233] ? __init_swait_queue_head+0xa9/0x150
[ 315.709355][ T7233] gfs2_sys_fs_add+0x257/0x480
[ 315.709384][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.709413][ T7233] ? is_dynamic_key+0x1ac/0x1c0
[ 315.709442][ T7233] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 315.709484][ T7233] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 315.709559][ T7233] gfs2_fill_super+0x13a7/0x21d0
[ 315.709607][ T7233] ? __pfx_gfs2_fill_super+0x10/0x10
[ 315.709629][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.709664][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.709693][ T7233] ? sb_set_blocksize+0x155/0x240
[ 315.709732][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.709762][ T7233] ? setup_bdev_super+0x4c1/0x5b0
[ 315.709802][ T7233] get_tree_bdev_flags+0x431/0x4f0
[ 315.709843][ T7233] ? __pfx_gfs2_fill_super+0x10/0x10
[ 315.709871][ T7233] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 315.709908][ T7233] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 315.709945][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.709984][ T7233] gfs2_get_tree+0x51/0x1e0
[ 315.710012][ T7233] vfs_get_tree+0x92/0x2a0
[ 315.710053][ T7233] do_new_mount+0x341/0xd30
[ 315.710079][ T7233] ? apparmor_capable+0x137/0x1a0
[ 315.710121][ T7233] ? __pfx_do_new_mount+0x10/0x10
[ 315.710149][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.710179][ T7233] ? ns_capable+0x89/0xe0
[ 315.710211][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.710241][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.710272][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.710299][ T7233] ? user_path_at+0xd4/0x160
[ 315.710332][ T7233] __se_sys_mount+0x31d/0x420
[ 315.710368][ T7233] ? __pfx___se_sys_mount+0x10/0x10
[ 315.710393][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.710427][ T7233] ? srso_alias_return_thunk+0x5/0xfbef5
[ 315.710453][ T7233] ? __x64_sys_mount+0x20/0xc0
[ 315.710482][ T7233] do_syscall_64+0x14d/0xf80
[ 315.710511][ T7233] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 315.710534][ T7233] ? trace_irq_disable+0x37/0x100
[ 315.710569][ T7233] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 315.710599][ T7233] RIP: 0033:0x7f9485b9b5ca
[ 315.710620][ T7233] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 315.710640][ T7233] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 315.710663][ T7233] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 315.710680][ T7233] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 315.710696][ T7233] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 315.710712][ T7233] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 315.710726][ T7233] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 315.710760][ T7233]
[ 315.710868][ T7233] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 316.091014][ T7233] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 316.426049][ T31] INFO: task kworker/1:0H:25 blocked for more than 143 seconds.
[ 316.435478][ T31] Not tainted syzkaller #0
[ 316.442489][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 316.451723][ T31] task:kworker/1:0H state:D stack:26184 pid:25 tgid:25 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 316.464305][ T31] Workqueue: gfs2-glock/syz:syz glock_work_func
[ 316.471042][ T31] Call Trace:
[ 316.474457][ T31]
[ 316.477913][ T31] __schedule+0x157c/0x52b0
[ 316.482457][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.488808][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.494474][ T31] ? do_raw_spin_unlock+0xf5/0x210
[ 316.500223][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.506203][ T31] ? __pfx___schedule+0x10/0x10
[ 316.511267][ T31] ? schedule+0x90/0x360
[ 316.515671][ T31] schedule+0x164/0x360
[ 316.520342][ T31] io_schedule+0x7f/0xd0
[ 316.524956][ T31] bit_wait_io+0x11/0xd0
[ 316.529635][ T31] __wait_on_bit_lock+0xec/0x4e0
[ 316.534773][ T31] ? __pfx_bit_wait_io+0x10/0x10
[ 316.542383][ T31] out_of_line_wait_on_bit_lock+0x13b/0x190
[ 316.550044][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.554444][ T7237] loop1: detected capacity change from 0 to 32768
[ 316.555803][ T31] ? __pfx_bit_wait_io+0x10/0x10
[ 316.569171][ T7237] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 316.579138][ T31] ? __pfx_out_of_line_wait_on_bit_lock+0x10/0x10
[ 316.585623][ T31] ? __pfx_wake_bit_function+0x10/0x10
[ 316.593304][ T7237] CPU: 0 UID: 0 PID: 7237 Comm: syz.1.194 Not tainted syzkaller #0 PREEMPT(full)
[ 316.593335][ T7237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 316.593350][ T7237] Call Trace:
[ 316.593361][ T7237]
[ 316.593372][ T7237] dump_stack_lvl+0xe8/0x150
[ 316.593413][ T7237] sysfs_create_dir_ns+0x271/0x2a0
[ 316.593458][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.593492][ T7237] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 316.593530][ T7237] ? do_raw_spin_unlock+0xf5/0x210
[ 316.593571][ T7237] kobject_add_internal+0x62b/0xd00
[ 316.593608][ T7237] kobject_init_and_add+0x12b/0x1a0
[ 316.593640][ T7237] ? __pfx_kobject_init_and_add+0x10/0x10
[ 316.593668][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.593691][ T7237] ? __raw_spin_lock_init+0x45/0x100
[ 316.593721][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.593743][ T7237] ? __init_swait_queue_head+0xa9/0x150
[ 316.593776][ T7237] gfs2_sys_fs_add+0x257/0x480
[ 316.593801][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.593825][ T7237] ? is_dynamic_key+0x1ac/0x1c0
[ 316.593848][ T7237] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 316.593881][ T7237] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 316.593923][ T7237] gfs2_fill_super+0x13a7/0x21d0
[ 316.593956][ T7237] ? __pfx_gfs2_fill_super+0x10/0x10
[ 316.593973][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594001][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594023][ T7237] ? sb_set_blocksize+0x155/0x240
[ 316.594053][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594076][ T7237] ? setup_bdev_super+0x4c1/0x5b0
[ 316.594107][ T7237] get_tree_bdev_flags+0x431/0x4f0
[ 316.594136][ T7237] ? __pfx_gfs2_fill_super+0x10/0x10
[ 316.594155][ T7237] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 316.594182][ T7237] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 316.594210][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594240][ T7237] gfs2_get_tree+0x51/0x1e0
[ 316.594262][ T7237] vfs_get_tree+0x92/0x2a0
[ 316.594292][ T7237] do_new_mount+0x341/0xd30
[ 316.594315][ T7237] ? apparmor_capable+0x137/0x1a0
[ 316.594348][ T7237] ? __pfx_do_new_mount+0x10/0x10
[ 316.594369][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594392][ T7237] ? ns_capable+0x89/0xe0
[ 316.594416][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594440][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594467][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594491][ T7237] ? user_path_at+0xd4/0x160
[ 316.594519][ T7237] __se_sys_mount+0x31d/0x420
[ 316.594548][ T7237] ? __pfx___se_sys_mount+0x10/0x10
[ 316.594573][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594602][ T7237] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.594625][ T7237] ? __x64_sys_mount+0x20/0xc0
[ 316.594649][ T7237] do_syscall_64+0x14d/0xf80
[ 316.594674][ T7237] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 316.594693][ T7237] ? trace_irq_disable+0x37/0x100
[ 316.594722][ T7237] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 316.594742][ T7237] RIP: 0033:0x7f9485b9b5ca
[ 316.594761][ T7237] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 316.594777][ T7237] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 316.594797][ T7237] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 316.594813][ T7237] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 316.594827][ T7237] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 316.594840][ T7237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 316.594852][ T7237] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 316.594881][ T7237]
[ 316.595087][ T7237] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 316.658982][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 316.665532][ T7237] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 316.673537][ T31] ? block_invalidate_folio+0x30b/0x730
[ 316.992169][ T31] block_invalidate_folio+0x370/0x730
[ 316.997714][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.003391][ T31] ? shmem_mapping+0xd/0x50
[ 317.008072][ T31] ? __pfx_block_invalidate_folio+0x10/0x10
[ 317.014168][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.019852][ T31] ? folio_mapping+0x16f/0x1f0
[ 317.024637][ T31] ? __pfx_block_invalidate_folio+0x10/0x10
[ 317.030689][ T31] truncate_cleanup_folio+0xcb/0x190
[ 317.036062][ T31] truncate_inode_pages_range+0x2ce/0xe30
[ 317.041813][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.047546][ T31] ? __lock_acquire+0x680/0x2cf0
[ 317.052505][ T31] ? kasan_save_stack+0x4d/0x60
[ 317.058575][ T31] ? kasan_save_stack+0x3e/0x60
[ 317.063480][ T31] ? kasan_record_aux_stack+0xbd/0xd0
[ 317.068916][ T31] ? insert_work+0x3d/0x330
[ 317.073439][ T31] ? __queue_work+0xccf/0xf90
[ 317.078184][ T31] ? queue_delayed_work_on+0x11a/0x1e0
[ 317.083991][ T31] ? __pfx_truncate_inode_pages_range+0x10/0x10
[ 317.090382][ T31] ? kthread+0x388/0x470
[ 317.094664][ T31] ? __lock_acquire+0x6b5/0x2cf0
[ 317.099876][ T31] ? do_raw_spin_lock+0x12b/0x2f0
[ 317.105030][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.110723][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.116429][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.122178][ T31] ? do_raw_spin_unlock+0xf5/0x210
[ 317.127406][ T31] inode_go_inval+0x13c/0x360
[ 317.132652][ T31] ? __pfx_inode_go_inval+0x10/0x10
[ 317.138094][ T31] do_xmote+0x289/0x760
[ 317.142302][ T31] glock_work_func+0x2a8/0x580
[ 317.147187][ T31] ? process_scheduled_works+0xa0f/0x17a0
[ 317.152927][ T31] ? process_scheduled_works+0xa0f/0x17a0
[ 317.159974][ T31] process_scheduled_works+0xaec/0x17a0
[ 317.165567][ T31] ? __pfx_process_scheduled_works+0x10/0x10
[ 317.171618][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.177316][ T31] ? assign_work+0x3d5/0x5e0
[ 317.182042][ T31] worker_thread+0xa50/0xfc0
[ 317.186697][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.192362][ T31] kthread+0x388/0x470
[ 317.196482][ T31] ? __pfx_worker_thread+0x10/0x10
[ 317.201609][ T31] ? __pfx_kthread+0x10/0x10
[ 317.206252][ T31] ret_from_fork+0x51e/0xb90
[ 317.211122][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 317.216374][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.222026][ T31] ? __switch_to+0xc7d/0x1400
[ 317.226783][ T31] ? __pfx_kthread+0x10/0x10
[ 317.231400][ T31] ret_from_fork_asm+0x1a/0x30
[ 317.236237][ T31]
[ 317.239352][ T31] INFO: task kworker/1:1H:1975 blocked for more than 144 seconds.
[ 317.247346][ T31] Not tainted syzkaller #0
[ 317.252331][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 317.262349][ T31] task:kworker/1:1H state:D stack:26440 pid:1975 tgid:1975 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 317.274559][ T31] Workqueue: gfs2-glock/syz:syz glock_work_func
[ 317.280947][ T31] Call Trace:
[ 317.284215][ T31]
[ 317.287183][ T31] __schedule+0x157c/0x52b0
[ 317.291804][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.297473][ T31] ? do_raw_spin_unlock+0xf5/0x210
[ 317.302621][ T31] ? __pfx___schedule+0x10/0x10
[ 317.307668][ T31] ? schedule+0x90/0x360
[ 317.311929][ T31] schedule+0x164/0x360
[ 317.316334][ T31] io_schedule+0x7f/0xd0
[ 317.320985][ T31] bit_wait_io+0x11/0xd0
[ 317.325516][ T31] __wait_on_bit_lock+0xec/0x4e0
[ 317.331681][ T31] ? __pfx_bit_wait_io+0x10/0x10
[ 317.336693][ T31] out_of_line_wait_on_bit_lock+0x13b/0x190
[ 317.342594][ T31] ? folio_try_get+0x1c/0x340
[ 317.347382][ T31] ? __pfx_bit_wait_io+0x10/0x10
[ 317.352342][ T31] ? __pfx_out_of_line_wait_on_bit_lock+0x10/0x10
[ 317.358908][ T31] ? __pfx_wake_bit_function+0x10/0x10
[ 317.364417][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.370313][ T31] ? block_invalidate_folio+0x30b/0x730
[ 317.375978][ T31] block_invalidate_folio+0x370/0x730
[ 317.381372][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.387188][ T31] ? shmem_mapping+0xd/0x50
[ 317.391749][ T31] ? __pfx_block_invalidate_folio+0x10/0x10
[ 317.397749][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.403393][ T31] ? folio_mapping+0x16f/0x1f0
[ 317.408198][ T31] ? __pfx_block_invalidate_folio+0x10/0x10
[ 317.414113][ T31] truncate_cleanup_folio+0xcb/0x190
[ 317.419432][ T31] truncate_inode_pages_range+0x2ce/0xe30
[ 317.425164][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.430837][ T31] ? kasan_save_stack+0x4d/0x60
[ 317.435719][ T31] ? kasan_save_stack+0x3e/0x60
[ 317.440626][ T31] ? process_scheduled_works+0xaec/0x17a0
[ 317.446414][ T31] ? worker_thread+0xa50/0xfc0
[ 317.451370][ T31] ? kthread+0x388/0x470
[ 317.455613][ T31] ? ret_from_fork+0x51e/0xb90
[ 317.460476][ T31] ? ret_from_fork_asm+0x1a/0x30
[ 317.467077][ T31] ? __pfx_truncate_inode_pages_range+0x10/0x10
[ 317.473400][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.479143][ T31] ? gfs2_rgrp_brelse+0x142/0x180
[ 317.484202][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.490032][ T31] ? __pfx_rgrp_go_inval+0x10/0x10
[ 317.495261][ T31] do_xmote+0x289/0x760
[ 317.499644][ T31] glock_work_func+0x2a8/0x580
[ 317.504445][ T31] ? process_scheduled_works+0xa0f/0x17a0
[ 317.510387][ T31] ? process_scheduled_works+0xa0f/0x17a0
[ 317.516159][ T31] process_scheduled_works+0xaec/0x17a0
[ 317.521730][ T31] ? __pfx_process_scheduled_works+0x10/0x10
[ 317.527816][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.533569][ T31] ? assign_work+0x3d5/0x5e0
[ 317.538236][ T31] worker_thread+0xa50/0xfc0
[ 317.542902][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.548733][ T31] kthread+0x388/0x470
[ 317.552828][ T31] ? __pfx_worker_thread+0x10/0x10
[ 317.558027][ T31] ? __pfx_kthread+0x10/0x10
[ 317.562752][ T31] ret_from_fork+0x51e/0xb90
[ 317.567449][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 317.572604][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.578288][ T31] ? __switch_to+0xc7d/0x1400
[ 317.583244][ T31] ? __pfx_kthread+0x10/0x10
[ 317.587942][ T31] ret_from_fork_asm+0x1a/0x30
[ 317.592752][ T31]
[ 317.614414][ T31] INFO: task syz-executor:6391 blocked for more than 144 seconds.
[ 317.627308][ T31] Not tainted syzkaller #0
[ 317.632352][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 317.641172][ T31] task:syz-executor state:D stack:22264 pid:6391 tgid:6391 ppid:1 task_flags:0x400140 flags:0x00080002
[ 317.653307][ T31] Call Trace:
[ 317.656666][ T31]
[ 317.659608][ T31] __schedule+0x157c/0x52b0
[ 317.664239][ T31] ? __lock_acquire+0x6b5/0x2cf0
[ 317.670575][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.676354][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.682011][ T31] ? is_bpf_text_address+0x26/0x2b0
[ 317.687447][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.693102][ T31] ? look_up_lock_class+0x57/0x110
[ 317.699429][ T31] ? __pfx___schedule+0x10/0x10
[ 317.704330][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.710115][ T31] ? schedule+0x90/0x360
[ 317.714383][ T31] schedule+0x164/0x360
[ 317.718734][ T31] schedule_timeout+0xc3/0x2c0
[ 317.723587][ T31] ? add_lock_to_list+0xc7/0x100
[ 317.729100][ T31] ? __pfx_schedule_timeout+0x10/0x10
[ 317.734581][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.740497][ T31] ? do_raw_spin_lock+0x12b/0x2f0
[ 317.745634][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.751393][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.757468][ T31] ? _raw_spin_unlock_irq+0x23/0x50
[ 317.762981][ T31] ? wait_for_completion+0x274/0x5e0
[ 317.768461][ T31] wait_for_completion+0x2cc/0x5e0
[ 317.774239][ T31] ? __pfx_wait_for_completion+0x10/0x10
[ 317.780963][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.786683][ T31] ? __flush_work+0x100/0xc50
[ 317.791474][ T31] __flush_work+0xa17/0xc50
[ 317.796094][ T31] ? __flush_work+0x100/0xc50
[ 317.800888][ T31] ? __pfx___flush_work+0x10/0x10
[ 317.807051][ T31] ? __pfx_wq_barrier_func+0x10/0x10
[ 317.812474][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.818407][ T31] gfs2_clear_rgrpd+0x117/0x740
[ 317.823307][ T31] gfs2_put_super+0x7d1/0x860
[ 317.828216][ T31] ? __pfx_gfs2_put_super+0x10/0x10
[ 317.833525][ T31] generic_shutdown_super+0x13d/0x2d0
[ 317.839525][ T31] kill_block_super+0x44/0x90
[ 317.844422][ T31] deactivate_locked_super+0xbc/0x130
[ 317.849883][ T31] cleanup_mnt+0x437/0x4d0
[ 317.854327][ T31] ? _raw_spin_unlock_irq+0x23/0x50
[ 317.859721][ T31] task_work_run+0x1d9/0x270
[ 317.864442][ T31] ? __pfx_task_work_run+0x10/0x10
[ 317.869656][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.876166][ T31] exit_to_user_mode_loop+0xed/0x480
[ 317.881572][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 317.888318][ T31] ? rcu_is_watching+0x15/0xb0
[ 317.893122][ T31] do_syscall_64+0x32d/0xf80
[ 317.897916][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 317.904182][ T31] ? trace_irq_disable+0x37/0x100
[ 317.909305][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 317.915305][ T31] RIP: 0033:0x7f05bf39b597
[ 317.920828][ T31] RSP: 002b:00007ffcf7cea4c8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 317.929388][ T31] RAX: 0000000000000000 RBX: 0000000000000064 RCX: 00007f05bf39b597
[ 317.937584][ T31] RDX: 0000000000000200 RSI: 0000000000000009 RDI: 00007ffcf7ceb670
[ 317.945665][ T31] RBP: 00007f05bf42d1c3 R08: 00000000000205a0 R09: 00000000ffffffff
[ 317.954223][ T31] R10: 0000000000000100 R11: 0000000000000202 R12: 00007ffcf7ceb670
[ 317.962363][ T31] R13: 00007f05bf42d1c3 R14: 0000555590f4d4e8 R15: 00007ffcf7cec740
[ 317.970425][ T31]
[ 317.973625][ T31]
[ 317.973625][ T31] Showing all locks held in the system:
[ 317.983128][ T31] 2 locks held by kworker/1:0H/25:
[ 317.989381][ T31] #0: ffff88807f02ed48 ((wq_completion)gfs2-glock/syz:syz){+.+.}-{0:0}, at: process_scheduled_works+0x9d4/0x17a0
[ 318.002505][ T31] #1: ffffc900001f7c40 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0xa0f/0x17a0
[ 318.015286][ T31] 1 lock held by khungtaskd/31:
[ 318.020187][ T31] #0: ffffffff8e75e3e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 318.023900][ T7241] loop1: detected capacity change from 0 to 32768
[ 318.031256][ T31] 2 locks held by kworker/1:1H/1975:
[ 318.042794][ T31] #0: ffff88807f02ed48 ((wq_completion)gfs2-glock/syz:syz){+.+.}-{0:0}, at: process_scheduled_works+0x9d4/0x17a0
[ 318.055319][ T31] #1: ffffc90004d37c40 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0xa0f/0x17a0
[ 318.068502][ T31] 2 locks held by getty/5575:
[ 318.069293][ T7241] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 318.073220][ T31] #0: ffff8880375500a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 318.091097][ T31] #1: ffffc900036bb2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13c0
[ 318.101856][ T31] 1 lock held by syz-executor/6391:
[ 318.107175][ T31] #0: ffff888058d400e0 (&type->s_umount_key#54){+.+.}-{4:4}, at: deactivate_super+0xa9/0xe0
[ 318.117811][ T31] 3 locks held by udevd/6501:
[ 318.118686][ T7241] CPU: 1 UID: 0 PID: 7241 Comm: syz.1.195 Not tainted syzkaller #0 PREEMPT(full)
[ 318.118714][ T7241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 318.118730][ T7241] Call Trace:
[ 318.118741][ T7241]
[ 318.118751][ T7241] dump_stack_lvl+0xe8/0x150
[ 318.118791][ T7241] sysfs_create_dir_ns+0x271/0x2a0
[ 318.118832][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.118867][ T7241] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 318.118908][ T7241] ? do_raw_spin_unlock+0xf5/0x210
[ 318.118953][ T7241] kobject_add_internal+0x62b/0xd00
[ 318.119001][ T7241] kobject_init_and_add+0x12b/0x1a0
[ 318.119044][ T7241] ? __pfx_kobject_init_and_add+0x10/0x10
[ 318.119081][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.119111][ T7241] ? __raw_spin_lock_init+0x45/0x100
[ 318.119151][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.119180][ T7241] ? __init_swait_queue_head+0xa9/0x150
[ 318.119223][ T7241] gfs2_sys_fs_add+0x257/0x480
[ 318.119255][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.119285][ T7241] ? is_dynamic_key+0x1ac/0x1c0
[ 318.119315][ T7241] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 318.119358][ T7241] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 318.119413][ T7241] gfs2_fill_super+0x13a7/0x21d0
[ 318.119458][ T7241] ? __pfx_gfs2_fill_super+0x10/0x10
[ 318.119480][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.119515][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.119545][ T7241] ? sb_set_blocksize+0x155/0x240
[ 318.119592][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.119622][ T7241] ? setup_bdev_super+0x4c1/0x5b0
[ 318.119663][ T7241] get_tree_bdev_flags+0x431/0x4f0
[ 318.119703][ T7241] ? __pfx_gfs2_fill_super+0x10/0x10
[ 318.119727][ T7241] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 318.119762][ T7241] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 318.119800][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.119838][ T7241] gfs2_get_tree+0x51/0x1e0
[ 318.119867][ T7241] vfs_get_tree+0x92/0x2a0
[ 318.119906][ T7241] do_new_mount+0x341/0xd30
[ 318.119934][ T7241] ? apparmor_capable+0x137/0x1a0
[ 318.119977][ T7241] ? __pfx_do_new_mount+0x10/0x10
[ 318.120005][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.120035][ T7241] ? ns_capable+0x89/0xe0
[ 318.120066][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.120099][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.120135][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.120165][ T7241] ? user_path_at+0xd4/0x160
[ 318.120201][ T7241] __se_sys_mount+0x31d/0x420
[ 318.120238][ T7241] ? __pfx___se_sys_mount+0x10/0x10
[ 318.120266][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.120304][ T7241] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.120333][ T7241] ? __x64_sys_mount+0x20/0xc0
[ 318.120366][ T7241] do_syscall_64+0x14d/0xf80
[ 318.120397][ T7241] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 318.120423][ T7241] ? trace_irq_disable+0x37/0x100
[ 318.120462][ T7241] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 318.120488][ T7241] RIP: 0033:0x7f9485b9b5ca
[ 318.120512][ T7241] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 318.120533][ T7241] RSP: 002b:00007f9486af4e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 318.120558][ T7241] RAX: ffffffffffffffda RBX: 00007f9486af4ee0 RCX: 00007f9485b9b5ca
[ 318.120578][ T7241] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007f9486af4ea0
[ 318.120603][ T7241] RBP: 00002000000124c0 R08: 00007f9486af4ee0 R09: 0000000000000000
[ 318.120620][ T7241] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 318.120637][ T7241] R13: 00007f9486af4ea0 R14: 00000000000124d4 R15: 0000200000000000
[ 318.120676][ T7241]
[ 318.120705][ T7241] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 318.122497][ T31] #0: ffff888023454ca8
[ 318.145924][ T7241] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 318.176177][ T31] (&sb->s_type->i_mutex_key#11){++++}-{4:4}, at: raw_spin_rq_lock_nested+0x31/0x150
[ 318.518750][ T31] #1: ffff8880b8724588 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x53/0x880
[ 318.527984][ T31] #2: ffff8880b8724588 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x53/0x880
[ 318.536983][ T31]
[ 318.539310][ T31] =============================================
[ 318.539310][ T31]
[ 318.547786][ T31] NMI backtrace for cpu 0
[ 318.547807][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 318.547835][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 318.547851][ T31] Call Trace:
[ 318.547862][ T31]
[ 318.547872][ T31] dump_stack_lvl+0xe8/0x150
[ 318.547910][ T31] nmi_cpu_backtrace+0x274/0x2d0
[ 318.547950][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 318.547982][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 318.548026][ T31] sys_info+0x135/0x170
[ 318.548059][ T31] watchdog+0xf90/0xfe0
[ 318.548100][ T31] ? watchdog+0x209/0xfe0
[ 318.548141][ T31] kthread+0x388/0x470
[ 318.548179][ T31] ? __pfx_watchdog+0x10/0x10
[ 318.548214][ T31] ? __pfx_kthread+0x10/0x10
[ 318.548252][ T31] ret_from_fork+0x51e/0xb90
[ 318.548286][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 318.548314][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.548345][ T31] ? __switch_to+0xc7d/0x1400
[ 318.548376][ T31] ? __pfx_kthread+0x10/0x10
[ 318.548415][ T31] ret_from_fork_asm+0x1a/0x30
[ 318.548471][ T31]
[ 318.548482][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 318.663937][ C1] NMI backtrace for cpu 1
[ 318.663958][ C1] CPU: 1 UID: 0 PID: 7245 Comm: syz.1.196 Not tainted syzkaller #0 PREEMPT(full)
[ 318.663985][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 318.664005][ C1] RIP: 0033:0x7f9485a52b13
[ 318.664027][ C1] Code: 72 54 8d 4d ff 85 ed 74 3b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 39 f0 72 1b 4d 8b 07 49 89 c1 49 29 f1 47 0f b6 0c 08 <45> 84 c9 74 08 45 88 0c 00 49 8b 47 10 48 83 c0 01 49 89 47 10 83
[ 318.664048][ C1] RSP: 002b:00007f9486af4470 EFLAGS: 00000206
[ 318.664069][ C1] RAX: 000000000029f32c RBX: 00007f9486af4530 RCX: 0000000000000028
[ 318.664086][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007f9486af45d0
[ 318.664102][ C1] RBP: 0000000000000102 R08: 00007f947cc00000 R09: 0000000000000000
[ 318.664118][ C1] R10: 0000000000000000 R11: 00007f9486af4540 R12: 0000000000000001
[ 318.664133][ C1] R13: 00007f9485c4cae0 R14: 0000000000000000 R15: 00007f9486af45d0
[ 318.664150][ C1] FS: 00007f9486af56c0 GS: 0000000000000000
[ 318.765250][ T31] Kernel panic - not syncing: hung_task: blocked tasks
[ 318.772115][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 318.781230][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 318.791302][ T31] Call Trace:
[ 318.794592][ T31]
[ 318.797522][ T31] vpanic+0x56c/0xa60
[ 318.801532][ T31] ? __pfx___schedule+0x10/0x10
[ 318.806479][ T31] ? __pfx_vpanic+0x10/0x10
[ 318.811012][ T31] ? __pfx_console_unlock+0x10/0x10
[ 318.816238][ T31] panic+0xc5/0xd0
[ 318.819978][ T31] ? __pfx_panic+0x10/0x10
[ 318.824414][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.830146][ T31] ? preempt_schedule_thunk+0x16/0x30
[ 318.835534][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.841179][ T31] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[ 318.847416][ T31] watchdog+0xfda/0xfe0
[ 318.851598][ T31] ? watchdog+0x209/0xfe0
[ 318.855971][ T31] kthread+0x388/0x470
[ 318.860080][ T31] ? __pfx_watchdog+0x10/0x10
[ 318.864805][ T31] ? __pfx_kthread+0x10/0x10
[ 318.869414][ T31] ret_from_fork+0x51e/0xb90
[ 318.874016][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 318.879131][ T31] ? srso_alias_return_thunk+0x5/0xfbef5
[ 318.884772][ T31] ? __switch_to+0xc7d/0x1400
[ 318.889455][ T31] ? __pfx_kthread+0x10/0x10
[ 318.894077][ T31] ret_from_fork_asm+0x1a/0x30
[ 318.898870][ T31]
[ 318.901976][ T31] Kernel Offset: disabled
[ 318.906374][ T31] Rebooting in 86400 seconds..