gle Compute Engine, BIOS Google 05/09/2026
[ 226.574930][ T5317] Call Trace:
[ 226.578350][ T5317]
[ 226.581418][ T5317] dump_stack_lvl+0x188/0x250
[ 226.586229][ T5317] ? show_regs_print_info+0x20/0x20
[ 226.591575][ T5317] ? load_image+0x400/0x400
[ 226.596347][ T5317] sysfs_create_dir_ns+0x26a/0x290
[ 226.601618][ T5317] ? sysfs_warn_dup+0xa0/0xa0
[ 226.606354][ T5317] ? do_raw_spin_unlock+0x11d/0x230
[ 226.611610][ T5317] kobject_add_internal+0x6e0/0xd90
[ 226.616868][ T5317] kobject_init_and_add+0x128/0x190
[ 226.622127][ T5317] ? lockdep_softirqs_off+0x430/0x430
[ 226.627888][ T5317] ? kobject_add+0x230/0x230
[ 226.632541][ T5317] ? __init_swait_queue_head+0xa5/0x150
[ 226.638148][ T5317] gfs2_sys_fs_add+0x24f/0x4b0
[ 226.642978][ T5317] ? gfs2_recover_set+0x240/0x240
[ 226.648174][ T5317] ? snprintf+0xe5/0x140
[ 226.652641][ T5317] ? __free_pages+0x95/0x1a0
[ 226.657283][ T5317] ? vscnprintf+0x80/0x80
[ 226.661677][ T5317] gfs2_fill_super+0x120f/0x1f00
[ 226.666684][ T5317] ? gfs2_reconfigure+0xd30/0xd30
[ 226.671967][ T5317] ? sb_set_blocksize+0xa5/0xe0
[ 226.676960][ T5317] get_tree_bdev+0x3f1/0x610
[ 226.681595][ T5317] ? gfs2_reconfigure+0xd30/0xd30
[ 226.686847][ T5317] gfs2_get_tree+0x4d/0x1e0
[ 226.691401][ T5317] vfs_get_tree+0x88/0x270
[ 226.695962][ T5317] do_new_mount+0x24a/0xa40
[ 226.700684][ T5317] __se_sys_mount+0x2e3/0x3d0
[ 226.705423][ T5317] ? __x64_sys_mount+0xc0/0xc0
[ 226.710327][ T5317] ? lockdep_hardirqs_on+0x94/0x140
[ 226.715677][ T5317] ? __x64_sys_mount+0x1c/0xc0
[ 226.720795][ T5317] do_syscall_64+0x4c/0xa0
[ 226.726234][ T5317] ? clear_bhb_loop+0x30/0x80
[ 226.731171][ T5317] ? clear_bhb_loop+0x30/0x80
[ 226.736001][ T5317] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 226.742050][ T5317] RIP: 0033:0x7fe90094ef4a
[ 226.747157][ T5317] 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
[ 226.766998][ T5317] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 226.775680][ T5317] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 226.783703][ T5317] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 226.792003][ T5317] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 226.800745][ T5317] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 226.808884][ T5317] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 226.817200][ T5317]
[ 226.827241][ T5317] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 226.840651][ T5317] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 227.211921][ T5319] loop1: detected capacity change from 0 to 32768
[ 227.273745][ T5319] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.282597][ T5319] CPU: 0 PID: 5319 Comm: syz.1.136 Not tainted syzkaller #0
[ 227.290301][ T5319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 227.301405][ T5319] Call Trace:
[ 227.304819][ T5319]
[ 227.307791][ T5319] dump_stack_lvl+0x188/0x250
[ 227.312825][ T5319] ? show_regs_print_info+0x20/0x20
[ 227.318362][ T5319] ? load_image+0x400/0x400
[ 227.322936][ T5319] sysfs_create_dir_ns+0x26a/0x290
[ 227.328652][ T5319] ? sysfs_warn_dup+0xa0/0xa0
[ 227.333612][ T5319] ? do_raw_spin_unlock+0x11d/0x230
[ 227.339352][ T5319] kobject_add_internal+0x6e0/0xd90
[ 227.345170][ T5319] kobject_init_and_add+0x128/0x190
[ 227.351144][ T5319] ? lockdep_softirqs_off+0x430/0x430
[ 227.356711][ T5319] ? kobject_add+0x230/0x230
[ 227.361468][ T5319] ? __init_swait_queue_head+0xa5/0x150
[ 227.367096][ T5319] gfs2_sys_fs_add+0x24f/0x4b0
[ 227.371934][ T5319] ? gfs2_recover_set+0x240/0x240
[ 227.377106][ T5319] ? snprintf+0xe5/0x140
[ 227.381688][ T5319] ? __free_pages+0x95/0x1a0
[ 227.386342][ T5319] ? vscnprintf+0x80/0x80
[ 227.390740][ T5319] gfs2_fill_super+0x120f/0x1f00
[ 227.395825][ T5319] ? gfs2_reconfigure+0xd30/0xd30
[ 227.401251][ T5319] ? sb_set_blocksize+0xa5/0xe0
[ 227.406313][ T5319] get_tree_bdev+0x3f1/0x610
[ 227.411352][ T5319] ? gfs2_reconfigure+0xd30/0xd30
[ 227.416534][ T5319] gfs2_get_tree+0x4d/0x1e0
[ 227.421201][ T5319] vfs_get_tree+0x88/0x270
[ 227.425774][ T5319] do_new_mount+0x24a/0xa40
[ 227.430344][ T5319] __se_sys_mount+0x2e3/0x3d0
[ 227.435505][ T5319] ? __x64_sys_mount+0xc0/0xc0
[ 227.440879][ T5319] ? lockdep_hardirqs_on+0x94/0x140
[ 227.446734][ T5319] ? __x64_sys_mount+0x1c/0xc0
[ 227.452236][ T5319] do_syscall_64+0x4c/0xa0
[ 227.456893][ T5319] ? clear_bhb_loop+0x30/0x80
[ 227.461632][ T5319] ? clear_bhb_loop+0x30/0x80
[ 227.466384][ T5319] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 227.472350][ T5319] RIP: 0033:0x7fe90094ef4a
[ 227.476824][ T5319] 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
[ 227.498174][ T5319] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 227.506785][ T5319] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 227.514844][ T5319] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 227.522989][ T5319] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 227.532270][ T5319] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 227.540430][ T5319] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 227.548469][ T5319]
[ 227.568218][ T5319] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 227.581694][ T5319] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 227.969926][ T5321] loop1: detected capacity change from 0 to 32768
[ 227.990315][ T5321] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.997832][ T5321] CPU: 1 PID: 5321 Comm: syz.1.137 Not tainted syzkaller #0
[ 228.005272][ T5321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 228.015497][ T5321] Call Trace:
[ 228.018909][ T5321]
[ 228.021886][ T5321] dump_stack_lvl+0x188/0x250
[ 228.026714][ T5321] ? show_regs_print_info+0x20/0x20
[ 228.031969][ T5321] ? load_image+0x400/0x400
[ 228.036628][ T5321] sysfs_create_dir_ns+0x26a/0x290
[ 228.041890][ T5321] ? sysfs_warn_dup+0xa0/0xa0
[ 228.046822][ T5321] ? do_raw_spin_unlock+0x11d/0x230
[ 228.052167][ T5321] kobject_add_internal+0x6e0/0xd90
[ 228.058164][ T5321] kobject_init_and_add+0x128/0x190
[ 228.064040][ T5321] ? lockdep_softirqs_off+0x430/0x430
[ 228.069734][ T5321] ? kobject_add+0x230/0x230
[ 228.074971][ T5321] ? __init_swait_queue_head+0xa5/0x150
[ 228.080664][ T5321] gfs2_sys_fs_add+0x24f/0x4b0
[ 228.085520][ T5321] ? gfs2_recover_set+0x240/0x240
[ 228.091033][ T5321] ? snprintf+0xe5/0x140
[ 228.095318][ T5321] ? __free_pages+0x95/0x1a0
[ 228.100135][ T5321] ? vscnprintf+0x80/0x80
[ 228.104516][ T5321] gfs2_fill_super+0x120f/0x1f00
[ 228.109507][ T5321] ? gfs2_reconfigure+0xd30/0xd30
[ 228.114680][ T5321] ? sb_set_blocksize+0xa5/0xe0
[ 228.119706][ T5321] get_tree_bdev+0x3f1/0x610
[ 228.124347][ T5321] ? gfs2_reconfigure+0xd30/0xd30
[ 228.129511][ T5321] gfs2_get_tree+0x4d/0x1e0
[ 228.134344][ T5321] vfs_get_tree+0x88/0x270
[ 228.139162][ T5321] do_new_mount+0x24a/0xa40
[ 228.143822][ T5321] __se_sys_mount+0x2e3/0x3d0
[ 228.148640][ T5321] ? __x64_sys_mount+0xc0/0xc0
[ 228.153589][ T5321] ? lockdep_hardirqs_on+0x94/0x140
[ 228.159035][ T5321] ? __x64_sys_mount+0x1c/0xc0
[ 228.163856][ T5321] do_syscall_64+0x4c/0xa0
[ 228.168582][ T5321] ? clear_bhb_loop+0x30/0x80
[ 228.173318][ T5321] ? clear_bhb_loop+0x30/0x80
[ 228.178045][ T5321] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 228.184615][ T5321] RIP: 0033:0x7fe90094ef4a
[ 228.189179][ T5321] 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
[ 228.208945][ T5321] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.217664][ T5321] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 228.225695][ T5321] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 228.233720][ T5321] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 228.241927][ T5321] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 228.250068][ T5321] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 228.258193][ T5321]
[ 228.267453][ T5321] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.281011][ T5321] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 228.677996][ T5323] loop1: detected capacity change from 0 to 32768
[ 228.772653][ T5323] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 228.782860][ T5323] CPU: 1 PID: 5323 Comm: syz.1.138 Not tainted syzkaller #0
[ 228.790231][ T5323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 228.800360][ T5323] Call Trace:
[ 228.803681][ T5323]
[ 228.806651][ T5323] dump_stack_lvl+0x188/0x250
[ 228.811472][ T5323] ? show_regs_print_info+0x20/0x20
[ 228.816724][ T5323] ? load_image+0x400/0x400
[ 228.821392][ T5323] sysfs_create_dir_ns+0x26a/0x290
[ 228.826669][ T5323] ? sysfs_warn_dup+0xa0/0xa0
[ 228.831398][ T5323] ? do_raw_spin_unlock+0x11d/0x230
[ 228.837108][ T5323] kobject_add_internal+0x6e0/0xd90
[ 228.842644][ T5323] kobject_init_and_add+0x128/0x190
[ 228.848077][ T5323] ? lockdep_softirqs_off+0x430/0x430
[ 228.853513][ T5323] ? kobject_add+0x230/0x230
[ 228.858436][ T5323] ? __init_swait_queue_head+0xa5/0x150
[ 228.864051][ T5323] gfs2_sys_fs_add+0x24f/0x4b0
[ 228.868877][ T5323] ? gfs2_recover_set+0x240/0x240
[ 228.873964][ T5323] ? snprintf+0xe5/0x140
[ 228.878256][ T5323] ? __free_pages+0x95/0x1a0
[ 228.882983][ T5323] ? vscnprintf+0x80/0x80
[ 228.887545][ T5323] gfs2_fill_super+0x120f/0x1f00
[ 228.892548][ T5323] ? gfs2_reconfigure+0xd30/0xd30
[ 228.897649][ T5323] ? sb_set_blocksize+0xa5/0xe0
[ 228.902551][ T5323] get_tree_bdev+0x3f1/0x610
[ 228.907280][ T5323] ? gfs2_reconfigure+0xd30/0xd30
[ 228.912352][ T5323] gfs2_get_tree+0x4d/0x1e0
[ 228.916915][ T5323] vfs_get_tree+0x88/0x270
[ 228.921495][ T5323] do_new_mount+0x24a/0xa40
[ 228.926090][ T5323] __se_sys_mount+0x2e3/0x3d0
[ 228.930833][ T5323] ? __x64_sys_mount+0xc0/0xc0
[ 228.935653][ T5323] ? lockdep_hardirqs_on+0x94/0x140
[ 228.940983][ T5323] ? __x64_sys_mount+0x1c/0xc0
[ 228.945769][ T5323] do_syscall_64+0x4c/0xa0
[ 228.950208][ T5323] ? clear_bhb_loop+0x30/0x80
[ 228.954946][ T5323] ? clear_bhb_loop+0x30/0x80
[ 228.959637][ T5323] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 228.965562][ T5323] RIP: 0033:0x7fe90094ef4a
[ 228.970055][ T5323] 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
[ 228.989958][ T5323] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.998743][ T5323] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 229.007150][ T5323] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 229.015271][ T5323] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 229.023351][ T5323] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 229.031751][ T5323] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 229.040213][ T5323]
[ 229.044486][ T5323] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 229.057694][ T5323] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 229.440680][ T5325] loop1: detected capacity change from 0 to 32768
[ 229.516334][ T5325] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 229.523940][ T5325] CPU: 1 PID: 5325 Comm: syz.1.139 Not tainted syzkaller #0
[ 229.531387][ T5325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 229.541857][ T5325] Call Trace:
[ 229.545289][ T5325]
[ 229.548353][ T5325] dump_stack_lvl+0x188/0x250
[ 229.553096][ T5325] ? show_regs_print_info+0x20/0x20
[ 229.558506][ T5325] ? load_image+0x400/0x400
[ 229.563086][ T5325] sysfs_create_dir_ns+0x26a/0x290
[ 229.568265][ T5325] ? sysfs_warn_dup+0xa0/0xa0
[ 229.572999][ T5325] ? do_raw_spin_unlock+0x11d/0x230
[ 229.578267][ T5325] kobject_add_internal+0x6e0/0xd90
[ 229.583719][ T5325] kobject_init_and_add+0x128/0x190
[ 229.589096][ T5325] ? lockdep_softirqs_off+0x430/0x430
[ 229.594534][ T5325] ? kobject_add+0x230/0x230
[ 229.599190][ T5325] ? __init_swait_queue_head+0xa5/0x150
[ 229.605180][ T5325] gfs2_sys_fs_add+0x24f/0x4b0
[ 229.610178][ T5325] ? gfs2_recover_set+0x240/0x240
[ 229.615381][ T5325] ? snprintf+0xe5/0x140
[ 229.619919][ T5325] ? __free_pages+0x95/0x1a0
[ 229.624592][ T5325] ? vscnprintf+0x80/0x80
[ 229.629323][ T5325] gfs2_fill_super+0x120f/0x1f00
[ 229.634341][ T5325] ? gfs2_reconfigure+0xd30/0xd30
[ 229.639443][ T5325] ? sb_set_blocksize+0xa5/0xe0
[ 229.644418][ T5325] get_tree_bdev+0x3f1/0x610
[ 229.649185][ T5325] ? gfs2_reconfigure+0xd30/0xd30
[ 229.654261][ T5325] gfs2_get_tree+0x4d/0x1e0
[ 229.658955][ T5325] vfs_get_tree+0x88/0x270
[ 229.663431][ T5325] do_new_mount+0x24a/0xa40
[ 229.668018][ T5325] __se_sys_mount+0x2e3/0x3d0
[ 229.672881][ T5325] ? __x64_sys_mount+0xc0/0xc0
[ 229.677710][ T5325] ? lockdep_hardirqs_on+0x94/0x140
[ 229.682970][ T5325] ? __x64_sys_mount+0x1c/0xc0
[ 229.687782][ T5325] do_syscall_64+0x4c/0xa0
[ 229.692238][ T5325] ? clear_bhb_loop+0x30/0x80
[ 229.697050][ T5325] ? clear_bhb_loop+0x30/0x80
[ 229.701790][ T5325] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 229.707848][ T5325] RIP: 0033:0x7fe90094ef4a
[ 229.712391][ T5325] 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
[ 229.732768][ T5325] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 229.741495][ T5325] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 229.749821][ T5325] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 229.758085][ T5325] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 229.766383][ T5325] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 229.774502][ T5325] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 229.782741][ T5325]
[ 229.796505][ T5325] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 229.811597][ T5325] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 230.121051][ T5327] loop1: detected capacity change from 0 to 32768
[ 230.142866][ T5327] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 230.150473][ T5327] CPU: 1 PID: 5327 Comm: syz.1.140 Not tainted syzkaller #0
[ 230.157837][ T5327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 230.167963][ T5327] Call Trace:
[ 230.171313][ T5327]
[ 230.174292][ T5327] dump_stack_lvl+0x188/0x250
[ 230.179149][ T5327] ? show_regs_print_info+0x20/0x20
[ 230.184526][ T5327] ? load_image+0x400/0x400
[ 230.189534][ T5327] sysfs_create_dir_ns+0x26a/0x290
[ 230.194988][ T5327] ? sysfs_warn_dup+0xa0/0xa0
[ 230.199845][ T5327] ? do_raw_spin_unlock+0x11d/0x230
[ 230.205201][ T5327] kobject_add_internal+0x6e0/0xd90
[ 230.210941][ T5327] kobject_init_and_add+0x128/0x190
[ 230.216191][ T5327] ? lockdep_softirqs_off+0x430/0x430
[ 230.221626][ T5327] ? kobject_add+0x230/0x230
[ 230.226316][ T5327] ? __init_swait_queue_head+0xa5/0x150
[ 230.231920][ T5327] gfs2_sys_fs_add+0x24f/0x4b0
[ 230.236734][ T5327] ? gfs2_recover_set+0x240/0x240
[ 230.241802][ T5327] ? snprintf+0xe5/0x140
[ 230.246079][ T5327] ? __free_pages+0x95/0x1a0
[ 230.250714][ T5327] ? vscnprintf+0x80/0x80
[ 230.255100][ T5327] gfs2_fill_super+0x120f/0x1f00
[ 230.260215][ T5327] ? gfs2_reconfigure+0xd30/0xd30
[ 230.265309][ T5327] ? sb_set_blocksize+0xa5/0xe0
[ 230.270380][ T5327] get_tree_bdev+0x3f1/0x610
[ 230.275119][ T5327] ? gfs2_reconfigure+0xd30/0xd30
[ 230.280195][ T5327] gfs2_get_tree+0x4d/0x1e0
[ 230.284749][ T5327] vfs_get_tree+0x88/0x270
[ 230.289214][ T5327] do_new_mount+0x24a/0xa40
[ 230.293778][ T5327] __se_sys_mount+0x2e3/0x3d0
[ 230.298526][ T5327] ? __x64_sys_mount+0xc0/0xc0
[ 230.303427][ T5327] ? lockdep_hardirqs_on+0x94/0x140
[ 230.308812][ T5327] ? __x64_sys_mount+0x1c/0xc0
[ 230.313987][ T5327] do_syscall_64+0x4c/0xa0
[ 230.318613][ T5327] ? clear_bhb_loop+0x30/0x80
[ 230.323434][ T5327] ? clear_bhb_loop+0x30/0x80
[ 230.328188][ T5327] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 230.334180][ T5327] RIP: 0033:0x7fe90094ef4a
[ 230.339139][ T5327] 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
[ 230.358844][ T5327] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 230.367309][ T5327] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 230.375587][ T5327] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 230.383614][ T5327] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 230.391781][ T5327] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 230.399808][ T5327] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 230.407845][ T5327]
[ 230.416068][ T5327] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 230.430510][ T5327] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 230.810132][ T5329] loop1: detected capacity change from 0 to 32768
[ 230.876822][ T5329] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 230.884593][ T5329] CPU: 1 PID: 5329 Comm: syz.1.141 Not tainted syzkaller #0
[ 230.892042][ T5329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 230.902727][ T5329] Call Trace:
[ 230.906052][ T5329]
[ 230.909022][ T5329] dump_stack_lvl+0x188/0x250
[ 230.913759][ T5329] ? show_regs_print_info+0x20/0x20
[ 230.919023][ T5329] ? load_image+0x400/0x400
[ 230.923590][ T5329] sysfs_create_dir_ns+0x26a/0x290
[ 230.928853][ T5329] ? sysfs_warn_dup+0xa0/0xa0
[ 230.933863][ T5329] ? do_raw_spin_unlock+0x11d/0x230
[ 230.939297][ T5329] kobject_add_internal+0x6e0/0xd90
[ 230.944657][ T5329] kobject_init_and_add+0x128/0x190
[ 230.949917][ T5329] ? lockdep_softirqs_off+0x430/0x430
[ 230.955446][ T5329] ? kobject_add+0x230/0x230
[ 230.960092][ T5329] ? __init_swait_queue_head+0xa5/0x150
[ 230.965692][ T5329] gfs2_sys_fs_add+0x24f/0x4b0
[ 230.970519][ T5329] ? gfs2_recover_set+0x240/0x240
[ 230.975607][ T5329] ? snprintf+0xe5/0x140
[ 230.979898][ T5329] ? __free_pages+0x95/0x1a0
[ 230.984532][ T5329] ? vscnprintf+0x80/0x80
[ 230.989004][ T5329] gfs2_fill_super+0x120f/0x1f00
[ 230.994014][ T5329] ? gfs2_reconfigure+0xd30/0xd30
[ 230.999107][ T5329] ? sb_set_blocksize+0xa5/0xe0
[ 231.004010][ T5329] get_tree_bdev+0x3f1/0x610
[ 231.009037][ T5329] ? gfs2_reconfigure+0xd30/0xd30
[ 231.014326][ T5329] gfs2_get_tree+0x4d/0x1e0
[ 231.018893][ T5329] vfs_get_tree+0x88/0x270
[ 231.023750][ T5329] do_new_mount+0x24a/0xa40
[ 231.028324][ T5329] __se_sys_mount+0x2e3/0x3d0
[ 231.033327][ T5329] ? __x64_sys_mount+0xc0/0xc0
[ 231.038311][ T5329] ? lockdep_hardirqs_on+0x94/0x140
[ 231.043565][ T5329] ? __x64_sys_mount+0x1c/0xc0
[ 231.048389][ T5329] do_syscall_64+0x4c/0xa0
[ 231.052855][ T5329] ? clear_bhb_loop+0x30/0x80
[ 231.057598][ T5329] ? clear_bhb_loop+0x30/0x80
[ 231.062511][ T5329] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 231.068758][ T5329] RIP: 0033:0x7fe90094ef4a
[ 231.073395][ T5329] 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
[ 231.093137][ T5329] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 231.101746][ T5329] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 231.109843][ T5329] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 231.118028][ T5329] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 231.126170][ T5329] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 231.134450][ T5329] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 231.142920][ T5329]
[ 231.151926][ T5329] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 231.166037][ T5329] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 231.447258][ T5331] loop1: detected capacity change from 0 to 32768
[ 231.467098][ T5331] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 231.474784][ T5331] CPU: 1 PID: 5331 Comm: syz.1.142 Not tainted syzkaller #0
[ 231.482201][ T5331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 231.492739][ T5331] Call Trace:
[ 231.496060][ T5331]
[ 231.499150][ T5331] dump_stack_lvl+0x188/0x250
[ 231.503875][ T5331] ? show_regs_print_info+0x20/0x20
[ 231.509223][ T5331] ? load_image+0x400/0x400
[ 231.513873][ T5331] sysfs_create_dir_ns+0x26a/0x290
[ 231.519042][ T5331] ? sysfs_warn_dup+0xa0/0xa0
[ 231.523858][ T5331] ? do_raw_spin_unlock+0x11d/0x230
[ 231.529106][ T5331] kobject_add_internal+0x6e0/0xd90
[ 231.534687][ T5331] kobject_init_and_add+0x128/0x190
[ 231.540484][ T5331] ? lockdep_softirqs_off+0x430/0x430
[ 231.546099][ T5331] ? kobject_add+0x230/0x230
[ 231.550835][ T5331] ? __init_swait_queue_head+0xa5/0x150
[ 231.556799][ T5331] gfs2_sys_fs_add+0x24f/0x4b0
[ 231.561805][ T5331] ? gfs2_recover_set+0x240/0x240
[ 231.566880][ T5331] ? snprintf+0xe5/0x140
[ 231.571757][ T5331] ? __free_pages+0x95/0x1a0
[ 231.576411][ T5331] ? vscnprintf+0x80/0x80
[ 231.580812][ T5331] gfs2_fill_super+0x120f/0x1f00
[ 231.586244][ T5331] ? gfs2_reconfigure+0xd30/0xd30
[ 231.591926][ T5331] ? sb_set_blocksize+0xa5/0xe0
[ 231.597425][ T5331] get_tree_bdev+0x3f1/0x610
[ 231.602174][ T5331] ? gfs2_reconfigure+0xd30/0xd30
[ 231.607261][ T5331] gfs2_get_tree+0x4d/0x1e0
[ 231.611974][ T5331] vfs_get_tree+0x88/0x270
[ 231.616658][ T5331] do_new_mount+0x24a/0xa40
[ 231.621324][ T5331] __se_sys_mount+0x2e3/0x3d0
[ 231.626066][ T5331] ? __x64_sys_mount+0xc0/0xc0
[ 231.631846][ T5331] ? lockdep_hardirqs_on+0x94/0x140
[ 231.638932][ T5331] ? __x64_sys_mount+0x1c/0xc0
[ 231.644291][ T5331] do_syscall_64+0x4c/0xa0
[ 231.649185][ T5331] ? clear_bhb_loop+0x30/0x80
[ 231.654714][ T5331] ? clear_bhb_loop+0x30/0x80
[ 231.659659][ T5331] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 231.665699][ T5331] RIP: 0033:0x7fe90094ef4a
[ 231.670329][ T5331] 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
[ 231.692136][ T5331] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 231.701174][ T5331] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 231.709868][ T5331] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 231.719548][ T5331] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 231.727997][ T5331] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 231.736810][ T5331] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 231.746222][ T5331]
[ 231.750996][ T5331] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 231.778943][ T5331] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:47:26 executed programs: 128
[ 232.068080][ T5333] loop1: detected capacity change from 0 to 32768
[ 232.082990][ T5333] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 232.092650][ T5333] CPU: 1 PID: 5333 Comm: syz.1.143 Not tainted syzkaller #0
[ 232.101232][ T5333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 232.111432][ T5333] Call Trace:
[ 232.114757][ T5333]
[ 232.117739][ T5333] dump_stack_lvl+0x188/0x250
[ 232.122779][ T5333] ? show_regs_print_info+0x20/0x20
[ 232.128034][ T5333] ? load_image+0x400/0x400
[ 232.132815][ T5333] sysfs_create_dir_ns+0x26a/0x290
[ 232.138254][ T5333] ? sysfs_warn_dup+0xa0/0xa0
[ 232.142986][ T5333] ? do_raw_spin_unlock+0x11d/0x230
[ 232.148308][ T5333] kobject_add_internal+0x6e0/0xd90
[ 232.153752][ T5333] kobject_init_and_add+0x128/0x190
[ 232.159005][ T5333] ? lockdep_softirqs_off+0x430/0x430
[ 232.164515][ T5333] ? kobject_add+0x230/0x230
[ 232.169588][ T5333] ? __init_swait_queue_head+0xa5/0x150
[ 232.175372][ T5333] gfs2_sys_fs_add+0x24f/0x4b0
[ 232.180210][ T5333] ? gfs2_recover_set+0x240/0x240
[ 232.185363][ T5333] ? snprintf+0xe5/0x140
[ 232.189654][ T5333] ? __free_pages+0x95/0x1a0
[ 232.194324][ T5333] ? vscnprintf+0x80/0x80
[ 232.198710][ T5333] gfs2_fill_super+0x120f/0x1f00
[ 232.203965][ T5333] ? gfs2_reconfigure+0xd30/0xd30
[ 232.209076][ T5333] ? sb_set_blocksize+0xa5/0xe0
[ 232.214078][ T5333] get_tree_bdev+0x3f1/0x610
[ 232.218803][ T5333] ? gfs2_reconfigure+0xd30/0xd30
[ 232.223887][ T5333] gfs2_get_tree+0x4d/0x1e0
[ 232.228533][ T5333] vfs_get_tree+0x88/0x270
[ 232.233134][ T5333] do_new_mount+0x24a/0xa40
[ 232.238614][ T5333] __se_sys_mount+0x2e3/0x3d0
[ 232.243361][ T5333] ? __x64_sys_mount+0xc0/0xc0
[ 232.248197][ T5333] ? lockdep_hardirqs_on+0x94/0x140
[ 232.253716][ T5333] ? __x64_sys_mount+0x1c/0xc0
[ 232.258538][ T5333] do_syscall_64+0x4c/0xa0
[ 232.262990][ T5333] ? clear_bhb_loop+0x30/0x80
[ 232.267810][ T5333] ? clear_bhb_loop+0x30/0x80
[ 232.272530][ T5333] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 232.278461][ T5333] RIP: 0033:0x7fe90094ef4a
[ 232.282921][ T5333] 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
[ 232.302660][ T5333] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 232.311443][ T5333] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 232.319584][ T5333] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 232.327788][ T5333] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 232.336109][ T5333] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 232.344223][ T5333] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 232.352416][ T5333]
[ 232.356576][ T5333] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 232.370050][ T5333] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 232.752941][ T5335] loop1: detected capacity change from 0 to 32768
[ 232.804856][ T5335] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 232.812315][ T5335] CPU: 0 PID: 5335 Comm: syz.1.144 Not tainted syzkaller #0
[ 232.819636][ T5335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 232.829833][ T5335] Call Trace:
[ 232.833160][ T5335]
[ 232.836221][ T5335] dump_stack_lvl+0x188/0x250
[ 232.840951][ T5335] ? show_regs_print_info+0x20/0x20
[ 232.846312][ T5335] ? load_image+0x400/0x400
[ 232.851052][ T5335] sysfs_create_dir_ns+0x26a/0x290
[ 232.856321][ T5335] ? sysfs_warn_dup+0xa0/0xa0
[ 232.861296][ T5335] ? do_raw_spin_unlock+0x11d/0x230
[ 232.866882][ T5335] kobject_add_internal+0x6e0/0xd90
[ 232.872167][ T5335] kobject_init_and_add+0x128/0x190
[ 232.877625][ T5335] ? lockdep_softirqs_off+0x430/0x430
[ 232.883064][ T5335] ? kobject_add+0x230/0x230
[ 232.887801][ T5335] ? __init_swait_queue_head+0xa5/0x150
[ 232.893417][ T5335] gfs2_sys_fs_add+0x24f/0x4b0
[ 232.898649][ T5335] ? gfs2_recover_set+0x240/0x240
[ 232.903770][ T5335] ? snprintf+0xe5/0x140
[ 232.908246][ T5335] ? __free_pages+0x95/0x1a0
[ 232.912900][ T5335] ? vscnprintf+0x80/0x80
[ 232.917379][ T5335] gfs2_fill_super+0x120f/0x1f00
[ 232.922475][ T5335] ? gfs2_reconfigure+0xd30/0xd30
[ 232.927572][ T5335] ? sb_set_blocksize+0xa5/0xe0
[ 232.932469][ T5335] get_tree_bdev+0x3f1/0x610
[ 232.937120][ T5335] ? gfs2_reconfigure+0xd30/0xd30
[ 232.942205][ T5335] gfs2_get_tree+0x4d/0x1e0
[ 232.946856][ T5335] vfs_get_tree+0x88/0x270
[ 232.951701][ T5335] do_new_mount+0x24a/0xa40
[ 232.956260][ T5335] __se_sys_mount+0x2e3/0x3d0
[ 232.961003][ T5335] ? __x64_sys_mount+0xc0/0xc0
[ 232.966707][ T5335] ? lockdep_hardirqs_on+0x94/0x140
[ 232.972227][ T5335] ? __x64_sys_mount+0x1c/0xc0
[ 232.977251][ T5335] do_syscall_64+0x4c/0xa0
[ 232.981921][ T5335] ? clear_bhb_loop+0x30/0x80
[ 232.986660][ T5335] ? clear_bhb_loop+0x30/0x80
[ 232.991427][ T5335] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 232.997369][ T5335] RIP: 0033:0x7fe90094ef4a
[ 233.001827][ T5335] 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
[ 233.021585][ T5335] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 233.030320][ T5335] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 233.038472][ T5335] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 233.046679][ T5335] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 233.054900][ T5335] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 233.063017][ T5335] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 233.071069][ T5335]
[ 233.085437][ T5335] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 233.099548][ T5335] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 233.408700][ T5337] loop1: detected capacity change from 0 to 32768
[ 233.460589][ T5337] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 233.468214][ T5337] CPU: 0 PID: 5337 Comm: syz.1.145 Not tainted syzkaller #0
[ 233.475802][ T5337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 233.486100][ T5337] Call Trace:
[ 233.489428][ T5337]
[ 233.492488][ T5337] dump_stack_lvl+0x188/0x250
[ 233.497963][ T5337] ? show_regs_print_info+0x20/0x20
[ 233.503340][ T5337] ? load_image+0x400/0x400
[ 233.507935][ T5337] sysfs_create_dir_ns+0x26a/0x290
[ 233.513107][ T5337] ? sysfs_warn_dup+0xa0/0xa0
[ 233.517837][ T5337] ? do_raw_spin_unlock+0x11d/0x230
[ 233.523096][ T5337] kobject_add_internal+0x6e0/0xd90
[ 233.528383][ T5337] kobject_init_and_add+0x128/0x190
[ 233.533631][ T5337] ? lockdep_softirqs_off+0x430/0x430
[ 233.539355][ T5337] ? kobject_add+0x230/0x230
[ 233.544089][ T5337] ? __init_swait_queue_head+0xa5/0x150
[ 233.550069][ T5337] gfs2_sys_fs_add+0x24f/0x4b0
[ 233.554955][ T5337] ? gfs2_recover_set+0x240/0x240
[ 233.560036][ T5337] ? snprintf+0xe5/0x140
[ 233.564447][ T5337] ? __free_pages+0x95/0x1a0
[ 233.569082][ T5337] ? vscnprintf+0x80/0x80
[ 233.573646][ T5337] gfs2_fill_super+0x120f/0x1f00
[ 233.578653][ T5337] ? gfs2_reconfigure+0xd30/0xd30
[ 233.583742][ T5337] ? sb_set_blocksize+0xa5/0xe0
[ 233.588919][ T5337] get_tree_bdev+0x3f1/0x610
[ 233.593560][ T5337] ? gfs2_reconfigure+0xd30/0xd30
[ 233.598630][ T5337] gfs2_get_tree+0x4d/0x1e0
[ 233.603182][ T5337] vfs_get_tree+0x88/0x270
[ 233.607642][ T5337] do_new_mount+0x24a/0xa40
[ 233.612201][ T5337] __se_sys_mount+0x2e3/0x3d0
[ 233.617032][ T5337] ? __x64_sys_mount+0xc0/0xc0
[ 233.621851][ T5337] ? lockdep_hardirqs_on+0x94/0x140
[ 233.627193][ T5337] ? __x64_sys_mount+0x1c/0xc0
[ 233.632611][ T5337] do_syscall_64+0x4c/0xa0
[ 233.637653][ T5337] ? clear_bhb_loop+0x30/0x80
[ 233.643660][ T5337] ? clear_bhb_loop+0x30/0x80
[ 233.650733][ T5337] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 233.663399][ T5337] RIP: 0033:0x7fe90094ef4a
[ 233.668128][ T5337] 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
[ 233.688932][ T5337] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 233.697881][ T5337] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 233.706564][ T5337] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 233.715365][ T5337] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 233.723832][ T5337] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 233.733184][ T5337] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 233.742020][ T5337]
[ 233.752356][ T5337] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 233.767149][ T5337] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 234.157764][ T5341] loop1: detected capacity change from 0 to 32768
[ 234.169448][ T5341] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 234.187165][ T5341] CPU: 0 PID: 5341 Comm: syz.1.146 Not tainted syzkaller #0
[ 234.194842][ T5341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 234.205425][ T5341] Call Trace:
[ 234.208745][ T5341]
[ 234.211707][ T5341] dump_stack_lvl+0x188/0x250
[ 234.216427][ T5341] ? show_regs_print_info+0x20/0x20
[ 234.221681][ T5341] ? load_image+0x400/0x400
[ 234.226243][ T5341] sysfs_create_dir_ns+0x26a/0x290
[ 234.231495][ T5341] ? sysfs_warn_dup+0xa0/0xa0
[ 234.236258][ T5341] ? do_raw_spin_unlock+0x11d/0x230
[ 234.241509][ T5341] kobject_add_internal+0x6e0/0xd90
[ 234.246762][ T5341] kobject_init_and_add+0x128/0x190
[ 234.252007][ T5341] ? lockdep_softirqs_off+0x430/0x430
[ 234.257609][ T5341] ? kobject_add+0x230/0x230
[ 234.262686][ T5341] ? __init_swait_queue_head+0xa5/0x150
[ 234.268408][ T5341] gfs2_sys_fs_add+0x24f/0x4b0
[ 234.273415][ T5341] ? gfs2_recover_set+0x240/0x240
[ 234.278579][ T5341] ? snprintf+0xe5/0x140
[ 234.283473][ T5341] ? __free_pages+0x95/0x1a0
[ 234.288127][ T5341] ? vscnprintf+0x80/0x80
[ 234.292516][ T5341] gfs2_fill_super+0x120f/0x1f00
[ 234.297548][ T5341] ? gfs2_reconfigure+0xd30/0xd30
[ 234.302635][ T5341] ? sb_set_blocksize+0xa5/0xe0
[ 234.307533][ T5341] get_tree_bdev+0x3f1/0x610
[ 234.312263][ T5341] ? gfs2_reconfigure+0xd30/0xd30
[ 234.317348][ T5341] gfs2_get_tree+0x4d/0x1e0
[ 234.321986][ T5341] vfs_get_tree+0x88/0x270
[ 234.326453][ T5341] do_new_mount+0x24a/0xa40
[ 234.331003][ T5341] __se_sys_mount+0x2e3/0x3d0
[ 234.335744][ T5341] ? __x64_sys_mount+0xc0/0xc0
[ 234.340556][ T5341] ? lockdep_hardirqs_on+0x94/0x140
[ 234.345882][ T5341] ? __x64_sys_mount+0x1c/0xc0
[ 234.350688][ T5341] do_syscall_64+0x4c/0xa0
[ 234.355642][ T5341] ? clear_bhb_loop+0x30/0x80
[ 234.360622][ T5341] ? clear_bhb_loop+0x30/0x80
[ 234.365540][ T5341] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 234.371488][ T5341] RIP: 0033:0x7fe90094ef4a
[ 234.375945][ T5341] 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
[ 234.396967][ T5341] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 234.407011][ T5341] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 234.415559][ T5341] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 234.423864][ T5341] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 234.432776][ T5341] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 234.442767][ T5341] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 234.451701][ T5341]
[ 234.458794][ T5341] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 234.473218][ T5341] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 234.855177][ T5344] loop1: detected capacity change from 0 to 32768
[ 234.914269][ T5344] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 234.921724][ T5344] CPU: 0 PID: 5344 Comm: syz.1.147 Not tainted syzkaller #0
[ 234.929052][ T5344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 234.940056][ T5344] Call Trace:
[ 234.943609][ T5344]
[ 234.946584][ T5344] dump_stack_lvl+0x188/0x250
[ 234.951399][ T5344] ? show_regs_print_info+0x20/0x20
[ 234.957309][ T5344] ? load_image+0x400/0x400
[ 234.961875][ T5344] sysfs_create_dir_ns+0x26a/0x290
[ 234.967041][ T5344] ? sysfs_warn_dup+0xa0/0xa0
[ 234.971864][ T5344] ? do_raw_spin_unlock+0x11d/0x230
[ 234.977239][ T5344] kobject_add_internal+0x6e0/0xd90
[ 234.982506][ T5344] kobject_init_and_add+0x128/0x190
[ 234.987758][ T5344] ? lockdep_softirqs_off+0x430/0x430
[ 234.993220][ T5344] ? kobject_add+0x230/0x230
[ 234.998021][ T5344] ? __init_swait_queue_head+0xa5/0x150
[ 235.003628][ T5344] gfs2_sys_fs_add+0x24f/0x4b0
[ 235.008448][ T5344] ? gfs2_recover_set+0x240/0x240
[ 235.013539][ T5344] ? snprintf+0xe5/0x140
[ 235.017832][ T5344] ? __free_pages+0x95/0x1a0
[ 235.022566][ T5344] ? vscnprintf+0x80/0x80
[ 235.026960][ T5344] gfs2_fill_super+0x120f/0x1f00
[ 235.031962][ T5344] ? gfs2_reconfigure+0xd30/0xd30
[ 235.037296][ T5344] ? sb_set_blocksize+0xa5/0xe0
[ 235.042301][ T5344] get_tree_bdev+0x3f1/0x610
[ 235.046950][ T5344] ? gfs2_reconfigure+0xd30/0xd30
[ 235.052031][ T5344] gfs2_get_tree+0x4d/0x1e0
[ 235.056715][ T5344] vfs_get_tree+0x88/0x270
[ 235.061296][ T5344] do_new_mount+0x24a/0xa40
[ 235.065855][ T5344] __se_sys_mount+0x2e3/0x3d0
[ 235.070585][ T5344] ? __x64_sys_mount+0xc0/0xc0
[ 235.075400][ T5344] ? lockdep_hardirqs_on+0x94/0x140
[ 235.080647][ T5344] ? __x64_sys_mount+0x1c/0xc0
[ 235.085541][ T5344] do_syscall_64+0x4c/0xa0
[ 235.090092][ T5344] ? clear_bhb_loop+0x30/0x80
[ 235.094809][ T5344] ? clear_bhb_loop+0x30/0x80
[ 235.099533][ T5344] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 235.105590][ T5344] RIP: 0033:0x7fe90094ef4a
[ 235.110403][ T5344] 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
[ 235.130593][ T5344] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 235.139325][ T5344] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 235.147347][ T5344] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 235.155413][ T5344] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 235.163773][ T5344] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 235.171879][ T5344] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 235.180009][ T5344]
[ 235.197709][ T5344] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 235.219353][ T5344] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 235.546279][ T5347] loop1: detected capacity change from 0 to 32768
[ 235.606697][ T5347] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 235.615208][ T5347] CPU: 1 PID: 5347 Comm: syz.1.148 Not tainted syzkaller #0
[ 235.622867][ T5347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 235.632965][ T5347] Call Trace:
[ 235.636325][ T5347]
[ 235.639380][ T5347] dump_stack_lvl+0x188/0x250
[ 235.644421][ T5347] ? show_regs_print_info+0x20/0x20
[ 235.649823][ T5347] ? load_image+0x400/0x400
[ 235.654469][ T5347] sysfs_create_dir_ns+0x26a/0x290
[ 235.659723][ T5347] ? sysfs_warn_dup+0xa0/0xa0
[ 235.664587][ T5347] ? do_raw_spin_unlock+0x11d/0x230
[ 235.669871][ T5347] kobject_add_internal+0x6e0/0xd90
[ 235.675120][ T5347] kobject_init_and_add+0x128/0x190
[ 235.681031][ T5347] ? lockdep_softirqs_off+0x430/0x430
[ 235.686824][ T5347] ? kobject_add+0x230/0x230
[ 235.691474][ T5347] ? __init_swait_queue_head+0xa5/0x150
[ 235.697600][ T5347] gfs2_sys_fs_add+0x24f/0x4b0
[ 235.702420][ T5347] ? gfs2_recover_set+0x240/0x240
[ 235.707531][ T5347] ? snprintf+0xe5/0x140
[ 235.711820][ T5347] ? __free_pages+0x95/0x1a0
[ 235.717002][ T5347] ? vscnprintf+0x80/0x80
[ 235.721400][ T5347] gfs2_fill_super+0x120f/0x1f00
[ 235.726511][ T5347] ? gfs2_reconfigure+0xd30/0xd30
[ 235.731894][ T5347] ? sb_set_blocksize+0xa5/0xe0
[ 235.737076][ T5347] get_tree_bdev+0x3f1/0x610
[ 235.741806][ T5347] ? gfs2_reconfigure+0xd30/0xd30
[ 235.746907][ T5347] gfs2_get_tree+0x4d/0x1e0
[ 235.751474][ T5347] vfs_get_tree+0x88/0x270
[ 235.756400][ T5347] do_new_mount+0x24a/0xa40
[ 235.760959][ T5347] __se_sys_mount+0x2e3/0x3d0
[ 235.765785][ T5347] ? __x64_sys_mount+0xc0/0xc0
[ 235.770594][ T5347] ? lockdep_hardirqs_on+0x94/0x140
[ 235.775831][ T5347] ? __x64_sys_mount+0x1c/0xc0
[ 235.780922][ T5347] do_syscall_64+0x4c/0xa0
[ 235.786178][ T5347] ? clear_bhb_loop+0x30/0x80
[ 235.791034][ T5347] ? clear_bhb_loop+0x30/0x80
[ 235.795762][ T5347] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 235.801695][ T5347] RIP: 0033:0x7fe90094ef4a
[ 235.806234][ T5347] 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
[ 235.826086][ T5347] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 235.834677][ T5347] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 235.843570][ T5347] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 235.851689][ T5347] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 235.859808][ T5347] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 235.868109][ T5347] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 235.876425][ T5347]
[ 235.889720][ T5347] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 235.903070][ T5347] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 236.186254][ T5350] loop1: detected capacity change from 0 to 32768
[ 236.236692][ T5350] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 236.247742][ T5350] CPU: 1 PID: 5350 Comm: syz.1.149 Not tainted syzkaller #0
[ 236.255359][ T5350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 236.265719][ T5350] Call Trace:
[ 236.269082][ T5350]
[ 236.272068][ T5350] dump_stack_lvl+0x188/0x250
[ 236.276985][ T5350] ? show_regs_print_info+0x20/0x20
[ 236.282476][ T5350] ? load_image+0x400/0x400
[ 236.287078][ T5350] sysfs_create_dir_ns+0x26a/0x290
[ 236.292238][ T5350] ? sysfs_warn_dup+0xa0/0xa0
[ 236.296981][ T5350] ? do_raw_spin_unlock+0x11d/0x230
[ 236.302493][ T5350] kobject_add_internal+0x6e0/0xd90
[ 236.307833][ T5350] kobject_init_and_add+0x128/0x190
[ 236.313170][ T5350] ? lockdep_softirqs_off+0x430/0x430
[ 236.318772][ T5350] ? kobject_add+0x230/0x230
[ 236.323540][ T5350] ? __init_swait_queue_head+0xa5/0x150
[ 236.329164][ T5350] gfs2_sys_fs_add+0x24f/0x4b0
[ 236.333996][ T5350] ? gfs2_recover_set+0x240/0x240
[ 236.339075][ T5350] ? snprintf+0xe5/0x140
[ 236.343361][ T5350] ? __free_pages+0x95/0x1a0
[ 236.348006][ T5350] ? vscnprintf+0x80/0x80
[ 236.352394][ T5350] gfs2_fill_super+0x120f/0x1f00
[ 236.357572][ T5350] ? gfs2_reconfigure+0xd30/0xd30
[ 236.362658][ T5350] ? sb_set_blocksize+0xa5/0xe0
[ 236.367553][ T5350] get_tree_bdev+0x3f1/0x610
[ 236.372194][ T5350] ? gfs2_reconfigure+0xd30/0xd30
[ 236.377264][ T5350] gfs2_get_tree+0x4d/0x1e0
[ 236.381822][ T5350] vfs_get_tree+0x88/0x270
[ 236.386286][ T5350] do_new_mount+0x24a/0xa40
[ 236.390957][ T5350] __se_sys_mount+0x2e3/0x3d0
[ 236.395768][ T5350] ? __x64_sys_mount+0xc0/0xc0
[ 236.400959][ T5350] ? lockdep_hardirqs_on+0x94/0x140
[ 236.406396][ T5350] ? __x64_sys_mount+0x1c/0xc0
[ 236.411212][ T5350] do_syscall_64+0x4c/0xa0
[ 236.415676][ T5350] ? clear_bhb_loop+0x30/0x80
[ 236.420415][ T5350] ? clear_bhb_loop+0x30/0x80
[ 236.425140][ T5350] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 236.431164][ T5350] RIP: 0033:0x7fe90094ef4a
[ 236.435637][ T5350] 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
[ 236.455305][ T5350] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 236.463770][ T5350] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 236.471792][ T5350] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 236.479816][ T5350] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 236.488317][ T5350] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 236.496341][ T5350] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 236.504382][ T5350]
[ 236.513501][ T5350] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 236.526996][ T5350] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 236.814877][ T5353] loop1: detected capacity change from 0 to 32768
[ 236.875657][ T5353] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 236.883247][ T5353] CPU: 0 PID: 5353 Comm: syz.1.150 Not tainted syzkaller #0
[ 236.891152][ T5353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 236.901366][ T5353] Call Trace:
[ 236.904705][ T5353]
[ 236.907733][ T5353] dump_stack_lvl+0x188/0x250
[ 236.912479][ T5353] ? show_regs_print_info+0x20/0x20
[ 236.917730][ T5353] ? load_image+0x400/0x400
[ 236.922500][ T5353] sysfs_create_dir_ns+0x26a/0x290
[ 236.927786][ T5353] ? sysfs_warn_dup+0xa0/0xa0
[ 236.932842][ T5353] ? do_raw_spin_unlock+0x11d/0x230
[ 236.938466][ T5353] kobject_add_internal+0x6e0/0xd90
[ 236.944493][ T5353] kobject_init_and_add+0x128/0x190
[ 236.950575][ T5353] ? lockdep_softirqs_off+0x430/0x430
[ 236.956509][ T5353] ? kobject_add+0x230/0x230
[ 236.961216][ T5353] ? __init_swait_queue_head+0xa5/0x150
[ 236.967066][ T5353] gfs2_sys_fs_add+0x24f/0x4b0
[ 236.971988][ T5353] ? gfs2_recover_set+0x240/0x240
[ 236.977079][ T5353] ? snprintf+0xe5/0x140
[ 236.981556][ T5353] ? __free_pages+0x95/0x1a0
[ 236.986253][ T5353] ? vscnprintf+0x80/0x80
[ 236.990657][ T5353] gfs2_fill_super+0x120f/0x1f00
[ 236.995923][ T5353] ? gfs2_reconfigure+0xd30/0xd30
[ 237.001026][ T5353] ? sb_set_blocksize+0xa5/0xe0
[ 237.005942][ T5353] get_tree_bdev+0x3f1/0x610
[ 237.010586][ T5353] ? gfs2_reconfigure+0xd30/0xd30
[ 237.015694][ T5353] gfs2_get_tree+0x4d/0x1e0
[ 237.020839][ T5353] vfs_get_tree+0x88/0x270
[ 237.025497][ T5353] do_new_mount+0x24a/0xa40
[ 237.030248][ T5353] __se_sys_mount+0x2e3/0x3d0
[ 237.034972][ T5353] ? __x64_sys_mount+0xc0/0xc0
[ 237.039843][ T5353] ? lockdep_hardirqs_on+0x94/0x140
[ 237.045295][ T5353] ? __x64_sys_mount+0x1c/0xc0
[ 237.050118][ T5353] do_syscall_64+0x4c/0xa0
[ 237.054585][ T5353] ? clear_bhb_loop+0x30/0x80
[ 237.059328][ T5353] ? clear_bhb_loop+0x30/0x80
[ 237.064075][ T5353] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 237.070513][ T5353] RIP: 0033:0x7fe90094ef4a
[ 237.074991][ T5353] 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
[ 237.095060][ T5353] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 237.103785][ T5353] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 237.111911][ T5353] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 237.120480][ T5353] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 237.128673][ T5353] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 237.136799][ T5353] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 237.144952][ T5353]
[ 237.150052][ T5353] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 237.163738][ T5353] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:47:32 executed programs: 136
[ 237.452004][ T5355] loop1: detected capacity change from 0 to 32768
[ 237.517235][ T5355] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 237.528859][ T5355] CPU: 0 PID: 5355 Comm: syz.1.151 Not tainted syzkaller #0
[ 237.537459][ T5355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 237.548715][ T5355] Call Trace:
[ 237.552050][ T5355]
[ 237.555494][ T5355] dump_stack_lvl+0x188/0x250
[ 237.560715][ T5355] ? show_regs_print_info+0x20/0x20
[ 237.566788][ T5355] ? load_image+0x400/0x400
[ 237.573031][ T5355] sysfs_create_dir_ns+0x26a/0x290
[ 237.578858][ T5355] ? sysfs_warn_dup+0xa0/0xa0
[ 237.584703][ T5355] ? do_raw_spin_unlock+0x11d/0x230
[ 237.591243][ T5355] kobject_add_internal+0x6e0/0xd90
[ 237.597566][ T5355] kobject_init_and_add+0x128/0x190
[ 237.607232][ T5355] ? lockdep_softirqs_off+0x430/0x430
[ 237.613117][ T5355] ? kobject_add+0x230/0x230
[ 237.618639][ T5355] ? __init_swait_queue_head+0xa5/0x150
[ 237.624890][ T5355] gfs2_sys_fs_add+0x24f/0x4b0
[ 237.629977][ T5355] ? gfs2_recover_set+0x240/0x240
[ 237.635857][ T5355] ? snprintf+0xe5/0x140
[ 237.640714][ T5355] ? __free_pages+0x95/0x1a0
[ 237.646139][ T5355] ? vscnprintf+0x80/0x80
[ 237.650742][ T5355] gfs2_fill_super+0x120f/0x1f00
[ 237.656407][ T5355] ? gfs2_reconfigure+0xd30/0xd30
[ 237.662340][ T5355] ? sb_set_blocksize+0xa5/0xe0
[ 237.668056][ T5355] get_tree_bdev+0x3f1/0x610
[ 237.673118][ T5355] ? gfs2_reconfigure+0xd30/0xd30
[ 237.678316][ T5355] gfs2_get_tree+0x4d/0x1e0
[ 237.682995][ T5355] vfs_get_tree+0x88/0x270
[ 237.687463][ T5355] do_new_mount+0x24a/0xa40
[ 237.692155][ T5355] __se_sys_mount+0x2e3/0x3d0
[ 237.696983][ T5355] ? __x64_sys_mount+0xc0/0xc0
[ 237.701897][ T5355] ? lockdep_hardirqs_on+0x94/0x140
[ 237.707675][ T5355] ? __x64_sys_mount+0x1c/0xc0
[ 237.712581][ T5355] do_syscall_64+0x4c/0xa0
[ 237.717177][ T5355] ? clear_bhb_loop+0x30/0x80
[ 237.722259][ T5355] ? clear_bhb_loop+0x30/0x80
[ 237.726985][ T5355] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 237.733276][ T5355] RIP: 0033:0x7fe90094ef4a
[ 237.738030][ T5355] 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
[ 237.758225][ T5355] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 237.766790][ T5355] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 237.775003][ T5355] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 237.783364][ T5355] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 237.791485][ T5355] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 237.800059][ T5355] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 237.808255][ T5355]
[ 237.817653][ T5355] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 237.831431][ T5355] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 238.247450][ T5357] loop1: detected capacity change from 0 to 32768
[ 238.357866][ T5357] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 238.366318][ T5357] CPU: 1 PID: 5357 Comm: syz.1.152 Not tainted syzkaller #0
[ 238.374113][ T5357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 238.384224][ T5357] Call Trace:
[ 238.387556][ T5357]
[ 238.390712][ T5357] dump_stack_lvl+0x188/0x250
[ 238.395539][ T5357] ? show_regs_print_info+0x20/0x20
[ 238.400879][ T5357] ? load_image+0x400/0x400
[ 238.405450][ T5357] sysfs_create_dir_ns+0x26a/0x290
[ 238.410613][ T5357] ? sysfs_warn_dup+0xa0/0xa0
[ 238.415337][ T5357] ? do_raw_spin_unlock+0x11d/0x230
[ 238.420710][ T5357] kobject_add_internal+0x6e0/0xd90
[ 238.426074][ T5357] kobject_init_and_add+0x128/0x190
[ 238.431352][ T5357] ? lockdep_softirqs_off+0x430/0x430
[ 238.437826][ T5357] ? kobject_add+0x230/0x230
[ 238.442800][ T5357] ? __init_swait_queue_head+0xa5/0x150
[ 238.448597][ T5357] gfs2_sys_fs_add+0x24f/0x4b0
[ 238.453862][ T5357] ? gfs2_recover_set+0x240/0x240
[ 238.459105][ T5357] ? snprintf+0xe5/0x140
[ 238.463400][ T5357] ? __free_pages+0x95/0x1a0
[ 238.468454][ T5357] ? vscnprintf+0x80/0x80
[ 238.473399][ T5357] gfs2_fill_super+0x120f/0x1f00
[ 238.478721][ T5357] ? gfs2_reconfigure+0xd30/0xd30
[ 238.483846][ T5357] ? sb_set_blocksize+0xa5/0xe0
[ 238.488926][ T5357] get_tree_bdev+0x3f1/0x610
[ 238.493673][ T5357] ? gfs2_reconfigure+0xd30/0xd30
[ 238.498757][ T5357] gfs2_get_tree+0x4d/0x1e0
[ 238.503316][ T5357] vfs_get_tree+0x88/0x270
[ 238.507959][ T5357] do_new_mount+0x24a/0xa40
[ 238.512528][ T5357] __se_sys_mount+0x2e3/0x3d0
[ 238.517353][ T5357] ? __x64_sys_mount+0xc0/0xc0
[ 238.522179][ T5357] ? lockdep_hardirqs_on+0x94/0x140
[ 238.527431][ T5357] ? __x64_sys_mount+0x1c/0xc0
[ 238.532284][ T5357] do_syscall_64+0x4c/0xa0
[ 238.536829][ T5357] ? clear_bhb_loop+0x30/0x80
[ 238.541547][ T5357] ? clear_bhb_loop+0x30/0x80
[ 238.546264][ T5357] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 238.552198][ T5357] RIP: 0033:0x7fe90094ef4a
[ 238.556652][ T5357] 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
[ 238.576474][ T5357] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 238.585467][ T5357] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 238.593491][ T5357] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 238.601505][ T5357] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 238.609613][ T5357] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 238.617631][ T5357] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 238.625785][ T5357]
[ 238.631323][ T5357] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 238.646365][ T5357] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 238.926618][ T5359] loop1: detected capacity change from 0 to 32768
[ 238.967372][ T5359] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 238.975149][ T5359] CPU: 0 PID: 5359 Comm: syz.1.153 Not tainted syzkaller #0
[ 238.982482][ T5359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 238.992674][ T5359] Call Trace:
[ 238.995993][ T5359]
[ 238.998963][ T5359] dump_stack_lvl+0x188/0x250
[ 239.003696][ T5359] ? show_regs_print_info+0x20/0x20
[ 239.008960][ T5359] ? load_image+0x400/0x400
[ 239.013523][ T5359] sysfs_create_dir_ns+0x26a/0x290
[ 239.018702][ T5359] ? sysfs_warn_dup+0xa0/0xa0
[ 239.023522][ T5359] ? do_raw_spin_unlock+0x11d/0x230
[ 239.028780][ T5359] kobject_add_internal+0x6e0/0xd90
[ 239.034189][ T5359] kobject_init_and_add+0x128/0x190
[ 239.039537][ T5359] ? lockdep_softirqs_off+0x430/0x430
[ 239.045049][ T5359] ? kobject_add+0x230/0x230
[ 239.049955][ T5359] ? __init_swait_queue_head+0xa5/0x150
[ 239.055570][ T5359] gfs2_sys_fs_add+0x24f/0x4b0
[ 239.060395][ T5359] ? gfs2_recover_set+0x240/0x240
[ 239.065479][ T5359] ? snprintf+0xe5/0x140
[ 239.069855][ T5359] ? __free_pages+0x95/0x1a0
[ 239.074505][ T5359] ? vscnprintf+0x80/0x80
[ 239.078904][ T5359] gfs2_fill_super+0x120f/0x1f00
[ 239.083946][ T5359] ? gfs2_reconfigure+0xd30/0xd30
[ 239.089249][ T5359] ? sb_set_blocksize+0xa5/0xe0
[ 239.094172][ T5359] get_tree_bdev+0x3f1/0x610
[ 239.099071][ T5359] ? gfs2_reconfigure+0xd30/0xd30
[ 239.104161][ T5359] gfs2_get_tree+0x4d/0x1e0
[ 239.108725][ T5359] vfs_get_tree+0x88/0x270
[ 239.113386][ T5359] do_new_mount+0x24a/0xa40
[ 239.117953][ T5359] __se_sys_mount+0x2e3/0x3d0
[ 239.122694][ T5359] ? __x64_sys_mount+0xc0/0xc0
[ 239.127513][ T5359] ? lockdep_hardirqs_on+0x94/0x140
[ 239.132755][ T5359] ? __x64_sys_mount+0x1c/0xc0
[ 239.137577][ T5359] do_syscall_64+0x4c/0xa0
[ 239.142251][ T5359] ? clear_bhb_loop+0x30/0x80
[ 239.146972][ T5359] ? clear_bhb_loop+0x30/0x80
[ 239.151706][ T5359] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 239.157770][ T5359] RIP: 0033:0x7fe90094ef4a
[ 239.162240][ T5359] 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
[ 239.181886][ T5359] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 239.190321][ T5359] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 239.198337][ T5359] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 239.206335][ T5359] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 239.214326][ T5359] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 239.222322][ T5359] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 239.230333][ T5359]
[ 239.235477][ T5359] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 239.249837][ T5359] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 239.635156][ T5361] loop1: detected capacity change from 0 to 32768
[ 239.686799][ T5361] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 239.695099][ T5361] CPU: 1 PID: 5361 Comm: syz.1.154 Not tainted syzkaller #0
[ 239.702545][ T5361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 239.712685][ T5361] Call Trace:
[ 239.716007][ T5361]
[ 239.719073][ T5361] dump_stack_lvl+0x188/0x250
[ 239.724068][ T5361] ? show_regs_print_info+0x20/0x20
[ 239.729313][ T5361] ? load_image+0x400/0x400
[ 239.733876][ T5361] sysfs_create_dir_ns+0x26a/0x290
[ 239.739122][ T5361] ? sysfs_warn_dup+0xa0/0xa0
[ 239.743844][ T5361] ? do_raw_spin_unlock+0x11d/0x230
[ 239.749183][ T5361] kobject_add_internal+0x6e0/0xd90
[ 239.754802][ T5361] kobject_init_and_add+0x128/0x190
[ 239.760057][ T5361] ? lockdep_softirqs_off+0x430/0x430
[ 239.765574][ T5361] ? kobject_add+0x230/0x230
[ 239.770265][ T5361] ? __init_swait_queue_head+0xa5/0x150
[ 239.775962][ T5361] gfs2_sys_fs_add+0x24f/0x4b0
[ 239.780886][ T5361] ? gfs2_recover_set+0x240/0x240
[ 239.785976][ T5361] ? snprintf+0xe5/0x140
[ 239.790262][ T5361] ? __free_pages+0x95/0x1a0
[ 239.795369][ T5361] ? vscnprintf+0x80/0x80
[ 239.799754][ T5361] gfs2_fill_super+0x120f/0x1f00
[ 239.804749][ T5361] ? gfs2_reconfigure+0xd30/0xd30
[ 239.809855][ T5361] ? sb_set_blocksize+0xa5/0xe0
[ 239.814752][ T5361] get_tree_bdev+0x3f1/0x610
[ 239.819386][ T5361] ? gfs2_reconfigure+0xd30/0xd30
[ 239.824924][ T5361] gfs2_get_tree+0x4d/0x1e0
[ 239.829566][ T5361] vfs_get_tree+0x88/0x270
[ 239.834219][ T5361] do_new_mount+0x24a/0xa40
[ 239.839058][ T5361] __se_sys_mount+0x2e3/0x3d0
[ 239.844046][ T5361] ? __x64_sys_mount+0xc0/0xc0
[ 239.849081][ T5361] ? lockdep_hardirqs_on+0x94/0x140
[ 239.854341][ T5361] ? __x64_sys_mount+0x1c/0xc0
[ 239.859721][ T5361] do_syscall_64+0x4c/0xa0
[ 239.864364][ T5361] ? clear_bhb_loop+0x30/0x80
[ 239.869103][ T5361] ? clear_bhb_loop+0x30/0x80
[ 239.874041][ T5361] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 239.879983][ T5361] RIP: 0033:0x7fe90094ef4a
[ 239.884437][ T5361] 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
[ 239.904097][ T5361] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 239.912998][ T5361] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 239.921205][ T5361] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 239.929265][ T5361] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 239.937378][ T5361] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 239.945560][ T5361] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 239.953705][ T5361]
[ 239.962052][ T5361] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 239.976352][ T5361] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 240.262437][ T5363] loop1: detected capacity change from 0 to 32768
[ 240.314848][ T5363] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 240.322301][ T5363] CPU: 0 PID: 5363 Comm: syz.1.155 Not tainted syzkaller #0
[ 240.329634][ T5363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 240.339742][ T5363] Call Trace:
[ 240.343154][ T5363]
[ 240.346135][ T5363] dump_stack_lvl+0x188/0x250
[ 240.350870][ T5363] ? show_regs_print_info+0x20/0x20
[ 240.356144][ T5363] ? load_image+0x400/0x400
[ 240.360811][ T5363] sysfs_create_dir_ns+0x26a/0x290
[ 240.366083][ T5363] ? sysfs_warn_dup+0xa0/0xa0
[ 240.370861][ T5363] ? do_raw_spin_unlock+0x11d/0x230
[ 240.376322][ T5363] kobject_add_internal+0x6e0/0xd90
[ 240.381593][ T5363] kobject_init_and_add+0x128/0x190
[ 240.386938][ T5363] ? lockdep_softirqs_off+0x430/0x430
[ 240.392565][ T5363] ? kobject_add+0x230/0x230
[ 240.397358][ T5363] ? __init_swait_queue_head+0xa5/0x150
[ 240.403011][ T5363] gfs2_sys_fs_add+0x24f/0x4b0
[ 240.407832][ T5363] ? gfs2_recover_set+0x240/0x240
[ 240.412910][ T5363] ? snprintf+0xe5/0x140
[ 240.417194][ T5363] ? __free_pages+0x95/0x1a0
[ 240.421906][ T5363] ? vscnprintf+0x80/0x80
[ 240.426292][ T5363] gfs2_fill_super+0x120f/0x1f00
[ 240.431375][ T5363] ? gfs2_reconfigure+0xd30/0xd30
[ 240.436612][ T5363] ? sb_set_blocksize+0xa5/0xe0
[ 240.441509][ T5363] get_tree_bdev+0x3f1/0x610
[ 240.446188][ T5363] ? gfs2_reconfigure+0xd30/0xd30
[ 240.451253][ T5363] gfs2_get_tree+0x4d/0x1e0
[ 240.455798][ T5363] vfs_get_tree+0x88/0x270
[ 240.460259][ T5363] do_new_mount+0x24a/0xa40
[ 240.464810][ T5363] __se_sys_mount+0x2e3/0x3d0
[ 240.469561][ T5363] ? __x64_sys_mount+0xc0/0xc0
[ 240.474371][ T5363] ? lockdep_hardirqs_on+0x94/0x140
[ 240.479643][ T5363] ? __x64_sys_mount+0x1c/0xc0
[ 240.484548][ T5363] do_syscall_64+0x4c/0xa0
[ 240.489009][ T5363] ? clear_bhb_loop+0x30/0x80
[ 240.493823][ T5363] ? clear_bhb_loop+0x30/0x80
[ 240.498630][ T5363] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 240.504567][ T5363] RIP: 0033:0x7fe90094ef4a
[ 240.509136][ T5363] 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
[ 240.529138][ T5363] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 240.537872][ T5363] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 240.546183][ T5363] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 240.554197][ T5363] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 240.562209][ T5363] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 240.570220][ T5363] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 240.578423][ T5363]
[ 240.590944][ T5363] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 240.604520][ T5363] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 240.954485][ T5365] loop1: detected capacity change from 0 to 32768
[ 241.004387][ T5365] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 241.012185][ T5365] CPU: 0 PID: 5365 Comm: syz.1.156 Not tainted syzkaller #0
[ 241.019516][ T5365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 241.029624][ T5365] Call Trace:
[ 241.033052][ T5365]
[ 241.036031][ T5365] dump_stack_lvl+0x188/0x250
[ 241.040768][ T5365] ? show_regs_print_info+0x20/0x20
[ 241.046159][ T5365] ? load_image+0x400/0x400
[ 241.050732][ T5365] sysfs_create_dir_ns+0x26a/0x290
[ 241.056273][ T5365] ? sysfs_warn_dup+0xa0/0xa0
[ 241.061105][ T5365] ? do_raw_spin_unlock+0x11d/0x230
[ 241.066359][ T5365] kobject_add_internal+0x6e0/0xd90
[ 241.071627][ T5365] kobject_init_and_add+0x128/0x190
[ 241.076886][ T5365] ? lockdep_softirqs_off+0x430/0x430
[ 241.082319][ T5365] ? kobject_add+0x230/0x230
[ 241.086971][ T5365] ? __init_swait_queue_head+0xa5/0x150
[ 241.092592][ T5365] gfs2_sys_fs_add+0x24f/0x4b0
[ 241.097546][ T5365] ? gfs2_recover_set+0x240/0x240
[ 241.102624][ T5365] ? snprintf+0xe5/0x140
[ 241.107052][ T5365] ? __free_pages+0x95/0x1a0
[ 241.111694][ T5365] ? vscnprintf+0x80/0x80
[ 241.116110][ T5365] gfs2_fill_super+0x120f/0x1f00
[ 241.121102][ T5365] ? gfs2_reconfigure+0xd30/0xd30
[ 241.126196][ T5365] ? sb_set_blocksize+0xa5/0xe0
[ 241.131185][ T5365] get_tree_bdev+0x3f1/0x610
[ 241.135950][ T5365] ? gfs2_reconfigure+0xd30/0xd30
[ 241.141021][ T5365] gfs2_get_tree+0x4d/0x1e0
[ 241.145582][ T5365] vfs_get_tree+0x88/0x270
[ 241.150053][ T5365] do_new_mount+0x24a/0xa40
[ 241.154622][ T5365] __se_sys_mount+0x2e3/0x3d0
[ 241.159530][ T5365] ? __x64_sys_mount+0xc0/0xc0
[ 241.164446][ T5365] ? lockdep_hardirqs_on+0x94/0x140
[ 241.169860][ T5365] ? __x64_sys_mount+0x1c/0xc0
[ 241.175708][ T5365] do_syscall_64+0x4c/0xa0
[ 241.180368][ T5365] ? clear_bhb_loop+0x30/0x80
[ 241.185413][ T5365] ? clear_bhb_loop+0x30/0x80
[ 241.190506][ T5365] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 241.196929][ T5365] RIP: 0033:0x7fe90094ef4a
[ 241.201531][ T5365] 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
[ 241.221519][ T5365] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 241.230076][ T5365] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 241.238095][ T5365] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 241.246116][ T5365] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 241.254457][ T5365] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 241.263060][ T5365] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 241.271099][ T5365]
[ 241.280058][ T5365] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.294848][ T5365] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 241.595721][ T5367] loop1: detected capacity change from 0 to 32768
[ 241.647443][ T5367] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 241.658862][ T5367] CPU: 0 PID: 5367 Comm: syz.1.157 Not tainted syzkaller #0
[ 241.666419][ T5367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 241.676540][ T5367] Call Trace:
[ 241.680564][ T5367]
[ 241.683744][ T5367] dump_stack_lvl+0x188/0x250
[ 241.688984][ T5367] ? show_regs_print_info+0x20/0x20
[ 241.694503][ T5367] ? load_image+0x400/0x400
[ 241.699077][ T5367] sysfs_create_dir_ns+0x26a/0x290
[ 241.704244][ T5367] ? sysfs_warn_dup+0xa0/0xa0
[ 241.709142][ T5367] ? do_raw_spin_unlock+0x11d/0x230
[ 241.714705][ T5367] kobject_add_internal+0x6e0/0xd90
[ 241.720119][ T5367] kobject_init_and_add+0x128/0x190
[ 241.725397][ T5367] ? lockdep_softirqs_off+0x430/0x430
[ 241.730992][ T5367] ? kobject_add+0x230/0x230
[ 241.735729][ T5367] ? __init_swait_queue_head+0xa5/0x150
[ 241.743168][ T5367] gfs2_sys_fs_add+0x24f/0x4b0
[ 241.748439][ T5367] ? gfs2_recover_set+0x240/0x240
[ 241.753530][ T5367] ? snprintf+0xe5/0x140
[ 241.757974][ T5367] ? __free_pages+0x95/0x1a0
[ 241.762759][ T5367] ? vscnprintf+0x80/0x80
[ 241.767147][ T5367] gfs2_fill_super+0x120f/0x1f00
[ 241.772407][ T5367] ? gfs2_reconfigure+0xd30/0xd30
[ 241.777780][ T5367] ? sb_set_blocksize+0xa5/0xe0
[ 241.783682][ T5367] get_tree_bdev+0x3f1/0x610
[ 241.788779][ T5367] ? gfs2_reconfigure+0xd30/0xd30
[ 241.794256][ T5367] gfs2_get_tree+0x4d/0x1e0
[ 241.799172][ T5367] vfs_get_tree+0x88/0x270
[ 241.803732][ T5367] do_new_mount+0x24a/0xa40
[ 241.808392][ T5367] __se_sys_mount+0x2e3/0x3d0
[ 241.813395][ T5367] ? __x64_sys_mount+0xc0/0xc0
[ 241.818636][ T5367] ? lockdep_hardirqs_on+0x94/0x140
[ 241.824092][ T5367] ? __x64_sys_mount+0x1c/0xc0
[ 241.829179][ T5367] do_syscall_64+0x4c/0xa0
[ 241.833664][ T5367] ? clear_bhb_loop+0x30/0x80
[ 241.838850][ T5367] ? clear_bhb_loop+0x30/0x80
[ 241.843794][ T5367] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 241.849743][ T5367] RIP: 0033:0x7fe90094ef4a
[ 241.854221][ T5367] 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
[ 241.874330][ T5367] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 241.883186][ T5367] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 241.891208][ T5367] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 241.899314][ T5367] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 241.907910][ T5367] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 241.916271][ T5367] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 241.924397][ T5367]
[ 241.933776][ T5367] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.949403][ T5367] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.374656][ T5369] loop1: detected capacity change from 0 to 32768
[ 242.433603][ T5369] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.442061][ T5369] CPU: 0 PID: 5369 Comm: syz.1.158 Not tainted syzkaller #0
[ 242.449647][ T5369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 242.460188][ T5369] Call Trace:
[ 242.463634][ T5369]
[ 242.466604][ T5369] dump_stack_lvl+0x188/0x250
[ 242.471336][ T5369] ? show_regs_print_info+0x20/0x20
[ 242.476848][ T5369] ? load_image+0x400/0x400
[ 242.481483][ T5369] sysfs_create_dir_ns+0x26a/0x290
[ 242.486762][ T5369] ? sysfs_warn_dup+0xa0/0xa0
[ 242.491488][ T5369] ? do_raw_spin_unlock+0x11d/0x230
[ 242.496740][ T5369] kobject_add_internal+0x6e0/0xd90
[ 242.502003][ T5369] kobject_init_and_add+0x128/0x190
[ 242.507485][ T5369] ? lockdep_softirqs_off+0x430/0x430
[ 242.513135][ T5369] ? kobject_add+0x230/0x230
[ 242.517793][ T5369] ? __init_swait_queue_head+0xa5/0x150
[ 242.523403][ T5369] gfs2_sys_fs_add+0x24f/0x4b0
[ 242.528267][ T5369] ? gfs2_recover_set+0x240/0x240
[ 242.533335][ T5369] ? snprintf+0xe5/0x140
[ 242.537623][ T5369] ? __free_pages+0x95/0x1a0
[ 242.542257][ T5369] ? vscnprintf+0x80/0x80
[ 242.546725][ T5369] gfs2_fill_super+0x120f/0x1f00
[ 242.551761][ T5369] ? gfs2_reconfigure+0xd30/0xd30
[ 242.556850][ T5369] ? sb_set_blocksize+0xa5/0xe0
[ 242.561848][ T5369] get_tree_bdev+0x3f1/0x610
[ 242.566492][ T5369] ? gfs2_reconfigure+0xd30/0xd30
[ 242.571570][ T5369] gfs2_get_tree+0x4d/0x1e0
[ 242.576299][ T5369] vfs_get_tree+0x88/0x270
[ 242.580774][ T5369] do_new_mount+0x24a/0xa40
[ 242.585332][ T5369] __se_sys_mount+0x2e3/0x3d0
[ 242.590079][ T5369] ? __x64_sys_mount+0xc0/0xc0
[ 242.594953][ T5369] ? lockdep_hardirqs_on+0x94/0x140
[ 242.600205][ T5369] ? __x64_sys_mount+0x1c/0xc0
[ 242.605013][ T5369] do_syscall_64+0x4c/0xa0
[ 242.609558][ T5369] ? clear_bhb_loop+0x30/0x80
[ 242.614281][ T5369] ? clear_bhb_loop+0x30/0x80
[ 242.619228][ T5369] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 242.625179][ T5369] RIP: 0033:0x7fe90094ef4a
[ 242.629638][ T5369] 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
[ 242.649484][ T5369] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.658046][ T5369] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 242.666260][ T5369] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 242.674367][ T5369] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 242.682488][ T5369] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 242.690642][ T5369] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 242.698816][ T5369]
[ 242.711459][ T5369] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 242.725698][ T5369] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:47:37 executed programs: 144
[ 243.063273][ T5371] loop1: detected capacity change from 0 to 32768
[ 243.121027][ T5371] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 243.132706][ T5371] CPU: 0 PID: 5371 Comm: syz.1.159 Not tainted syzkaller #0
[ 243.140275][ T5371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 243.150916][ T5371] Call Trace:
[ 243.154586][ T5371]
[ 243.157609][ T5371] dump_stack_lvl+0x188/0x250
[ 243.162362][ T5371] ? show_regs_print_info+0x20/0x20
[ 243.167630][ T5371] ? load_image+0x400/0x400
[ 243.172511][ T5371] sysfs_create_dir_ns+0x26a/0x290
[ 243.177777][ T5371] ? sysfs_warn_dup+0xa0/0xa0
[ 243.182517][ T5371] ? do_raw_spin_unlock+0x11d/0x230
[ 243.187865][ T5371] kobject_add_internal+0x6e0/0xd90
[ 243.193237][ T5371] kobject_init_and_add+0x128/0x190
[ 243.198493][ T5371] ? lockdep_softirqs_off+0x430/0x430
[ 243.203924][ T5371] ? kobject_add+0x230/0x230
[ 243.208580][ T5371] ? __init_swait_queue_head+0xa5/0x150
[ 243.214181][ T5371] gfs2_sys_fs_add+0x24f/0x4b0
[ 243.219124][ T5371] ? gfs2_recover_set+0x240/0x240
[ 243.224218][ T5371] ? snprintf+0xe5/0x140
[ 243.228507][ T5371] ? __free_pages+0x95/0x1a0
[ 243.233168][ T5371] ? vscnprintf+0x80/0x80
[ 243.237552][ T5371] gfs2_fill_super+0x120f/0x1f00
[ 243.242560][ T5371] ? gfs2_reconfigure+0xd30/0xd30
[ 243.247700][ T5371] ? sb_set_blocksize+0xa5/0xe0
[ 243.252628][ T5371] get_tree_bdev+0x3f1/0x610
[ 243.257741][ T5371] ? gfs2_reconfigure+0xd30/0xd30
[ 243.262849][ T5371] gfs2_get_tree+0x4d/0x1e0
[ 243.267417][ T5371] vfs_get_tree+0x88/0x270
[ 243.271982][ T5371] do_new_mount+0x24a/0xa40
[ 243.276550][ T5371] __se_sys_mount+0x2e3/0x3d0
[ 243.281399][ T5371] ? __x64_sys_mount+0xc0/0xc0
[ 243.286424][ T5371] ? lockdep_hardirqs_on+0x94/0x140
[ 243.291667][ T5371] ? __x64_sys_mount+0x1c/0xc0
[ 243.296691][ T5371] do_syscall_64+0x4c/0xa0
[ 243.301424][ T5371] ? clear_bhb_loop+0x30/0x80
[ 243.306136][ T5371] ? clear_bhb_loop+0x30/0x80
[ 243.310961][ T5371] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 243.317079][ T5371] RIP: 0033:0x7fe90094ef4a
[ 243.321546][ T5371] 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
[ 243.341559][ T5371] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.350298][ T5371] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 243.358448][ T5371] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 243.366481][ T5371] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 243.374602][ T5371] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 243.382879][ T5371] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 243.390918][ T5371]
[ 243.404189][ T5371] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.417734][ T5371] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 243.847919][ T5373] loop1: detected capacity change from 0 to 32768
[ 243.901884][ T5373] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 243.913612][ T5373] CPU: 0 PID: 5373 Comm: syz.1.160 Not tainted syzkaller #0
[ 243.920967][ T5373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 243.931100][ T5373] Call Trace:
[ 243.934610][ T5373]
[ 243.937961][ T5373] dump_stack_lvl+0x188/0x250
[ 243.942798][ T5373] ? show_regs_print_info+0x20/0x20
[ 243.948497][ T5373] ? load_image+0x400/0x400
[ 243.953153][ T5373] sysfs_create_dir_ns+0x26a/0x290
[ 243.958497][ T5373] ? sysfs_warn_dup+0xa0/0xa0
[ 243.963323][ T5373] ? do_raw_spin_unlock+0x11d/0x230
[ 243.968686][ T5373] kobject_add_internal+0x6e0/0xd90
[ 243.973945][ T5373] kobject_init_and_add+0x128/0x190
[ 243.979192][ T5373] ? lockdep_softirqs_off+0x430/0x430
[ 243.984622][ T5373] ? kobject_add+0x230/0x230
[ 243.989259][ T5373] ? __init_swait_queue_head+0xa5/0x150
[ 243.994868][ T5373] gfs2_sys_fs_add+0x24f/0x4b0
[ 243.999685][ T5373] ? gfs2_recover_set+0x240/0x240
[ 244.004758][ T5373] ? snprintf+0xe5/0x140
[ 244.009050][ T5373] ? __free_pages+0x95/0x1a0
[ 244.013709][ T5373] ? vscnprintf+0x80/0x80
[ 244.018089][ T5373] gfs2_fill_super+0x120f/0x1f00
[ 244.023086][ T5373] ? gfs2_reconfigure+0xd30/0xd30
[ 244.028163][ T5373] ? sb_set_blocksize+0xa5/0xe0
[ 244.033062][ T5373] get_tree_bdev+0x3f1/0x610
[ 244.037779][ T5373] ? gfs2_reconfigure+0xd30/0xd30
[ 244.042858][ T5373] gfs2_get_tree+0x4d/0x1e0
[ 244.047413][ T5373] vfs_get_tree+0x88/0x270
[ 244.052036][ T5373] do_new_mount+0x24a/0xa40
[ 244.056675][ T5373] __se_sys_mount+0x2e3/0x3d0
[ 244.061511][ T5373] ? __x64_sys_mount+0xc0/0xc0
[ 244.066489][ T5373] ? lockdep_hardirqs_on+0x94/0x140
[ 244.071737][ T5373] ? __x64_sys_mount+0x1c/0xc0
[ 244.076582][ T5373] do_syscall_64+0x4c/0xa0
[ 244.081046][ T5373] ? clear_bhb_loop+0x30/0x80
[ 244.085772][ T5373] ? clear_bhb_loop+0x30/0x80
[ 244.090682][ T5373] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 244.097144][ T5373] RIP: 0033:0x7fe90094ef4a
[ 244.101606][ T5373] 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
[ 244.121344][ T5373] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.129823][ T5373] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 244.137935][ T5373] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 244.145952][ T5373] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 244.154164][ T5373] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 244.162186][ T5373] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 244.170224][ T5373]
[ 244.178875][ T5373] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.192678][ T5373] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.547451][ T5375] loop1: detected capacity change from 0 to 32768
[ 244.646036][ T5375] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.653976][ T5375] CPU: 0 PID: 5375 Comm: syz.1.161 Not tainted syzkaller #0
[ 244.661327][ T5375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 244.671543][ T5375] Call Trace:
[ 244.675001][ T5375]
[ 244.677982][ T5375] dump_stack_lvl+0x188/0x250
[ 244.682729][ T5375] ? show_regs_print_info+0x20/0x20
[ 244.688153][ T5375] ? load_image+0x400/0x400
[ 244.692804][ T5375] sysfs_create_dir_ns+0x26a/0x290
[ 244.697976][ T5375] ? sysfs_warn_dup+0xa0/0xa0
[ 244.702710][ T5375] ? do_raw_spin_unlock+0x11d/0x230
[ 244.707978][ T5375] kobject_add_internal+0x6e0/0xd90
[ 244.713264][ T5375] kobject_init_and_add+0x128/0x190
[ 244.718579][ T5375] ? lockdep_softirqs_off+0x430/0x430
[ 244.724011][ T5375] ? kobject_add+0x230/0x230
[ 244.728874][ T5375] ? __init_swait_queue_head+0xa5/0x150
[ 244.734579][ T5375] gfs2_sys_fs_add+0x24f/0x4b0
[ 244.739410][ T5375] ? gfs2_recover_set+0x240/0x240
[ 244.744843][ T5375] ? snprintf+0xe5/0x140
[ 244.749160][ T5375] ? __free_pages+0x95/0x1a0
[ 244.753916][ T5375] ? vscnprintf+0x80/0x80
[ 244.758310][ T5375] gfs2_fill_super+0x120f/0x1f00
[ 244.763497][ T5375] ? gfs2_reconfigure+0xd30/0xd30
[ 244.768615][ T5375] ? sb_set_blocksize+0xa5/0xe0
[ 244.773534][ T5375] get_tree_bdev+0x3f1/0x610
[ 244.778295][ T5375] ? gfs2_reconfigure+0xd30/0xd30
[ 244.783375][ T5375] gfs2_get_tree+0x4d/0x1e0
[ 244.787944][ T5375] vfs_get_tree+0x88/0x270
[ 244.792535][ T5375] do_new_mount+0x24a/0xa40
[ 244.797183][ T5375] __se_sys_mount+0x2e3/0x3d0
[ 244.801914][ T5375] ? __x64_sys_mount+0xc0/0xc0
[ 244.806734][ T5375] ? lockdep_hardirqs_on+0x94/0x140
[ 244.811987][ T5375] ? __x64_sys_mount+0x1c/0xc0
[ 244.817060][ T5375] do_syscall_64+0x4c/0xa0
[ 244.821536][ T5375] ? clear_bhb_loop+0x30/0x80
[ 244.826274][ T5375] ? clear_bhb_loop+0x30/0x80
[ 244.831102][ T5375] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 244.837313][ T5375] RIP: 0033:0x7fe90094ef4a
[ 244.842006][ T5375] 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
[ 244.862630][ T5375] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.871288][ T5375] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 244.879745][ T5375] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 244.887760][ T5375] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 244.895774][ T5375] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 244.903959][ T5375] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 244.912073][ T5375]
[ 244.928745][ T5375] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.942337][ T5375] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.276718][ T5377] loop1: detected capacity change from 0 to 32768
[ 245.338937][ T5377] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 245.349354][ T5377] CPU: 0 PID: 5377 Comm: syz.1.162 Not tainted syzkaller #0
[ 245.356823][ T5377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 245.367350][ T5377] Call Trace:
[ 245.370782][ T5377]
[ 245.373756][ T5377] dump_stack_lvl+0x188/0x250
[ 245.378739][ T5377] ? show_regs_print_info+0x20/0x20
[ 245.383998][ T5377] ? load_image+0x400/0x400
[ 245.388564][ T5377] sysfs_create_dir_ns+0x26a/0x290
[ 245.393728][ T5377] ? sysfs_warn_dup+0xa0/0xa0
[ 245.398452][ T5377] ? do_raw_spin_unlock+0x11d/0x230
[ 245.403823][ T5377] kobject_add_internal+0x6e0/0xd90
[ 245.409255][ T5377] kobject_init_and_add+0x128/0x190
[ 245.414533][ T5377] ? lockdep_softirqs_off+0x430/0x430
[ 245.419990][ T5377] ? kobject_add+0x230/0x230
[ 245.424624][ T5377] ? __init_swait_queue_head+0xa5/0x150
[ 245.430596][ T5377] gfs2_sys_fs_add+0x24f/0x4b0
[ 245.435504][ T5377] ? gfs2_recover_set+0x240/0x240
[ 245.440567][ T5377] ? snprintf+0xe5/0x140
[ 245.444855][ T5377] ? __free_pages+0x95/0x1a0
[ 245.449497][ T5377] ? vscnprintf+0x80/0x80
[ 245.453873][ T5377] gfs2_fill_super+0x120f/0x1f00
[ 245.458875][ T5377] ? gfs2_reconfigure+0xd30/0xd30
[ 245.464148][ T5377] ? sb_set_blocksize+0xa5/0xe0
[ 245.469068][ T5377] get_tree_bdev+0x3f1/0x610
[ 245.473792][ T5377] ? gfs2_reconfigure+0xd30/0xd30
[ 245.479316][ T5377] gfs2_get_tree+0x4d/0x1e0
[ 245.483982][ T5377] vfs_get_tree+0x88/0x270
[ 245.488522][ T5377] do_new_mount+0x24a/0xa40
[ 245.493684][ T5377] __se_sys_mount+0x2e3/0x3d0
[ 245.498447][ T5377] ? __x64_sys_mount+0xc0/0xc0
[ 245.503275][ T5377] ? lockdep_hardirqs_on+0x94/0x140
[ 245.508617][ T5377] ? __x64_sys_mount+0x1c/0xc0
[ 245.513450][ T5377] do_syscall_64+0x4c/0xa0
[ 245.518100][ T5377] ? clear_bhb_loop+0x30/0x80
[ 245.523024][ T5377] ? clear_bhb_loop+0x30/0x80
[ 245.527842][ T5377] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 245.533797][ T5377] RIP: 0033:0x7fe90094ef4a
[ 245.538269][ T5377] 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
[ 245.558106][ T5377] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.566935][ T5377] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 245.575255][ T5377] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 245.583382][ T5377] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 245.591692][ T5377] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 245.600368][ T5377] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 245.608398][ T5377]
[ 245.615964][ T5377] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.629902][ T5377] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.069955][ T5379] loop1: detected capacity change from 0 to 32768
[ 246.091758][ T5379] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.099431][ T5379] CPU: 1 PID: 5379 Comm: syz.1.163 Not tainted syzkaller #0
[ 246.106781][ T5379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 246.116993][ T5379] Call Trace:
[ 246.120508][ T5379]
[ 246.123515][ T5379] dump_stack_lvl+0x188/0x250
[ 246.128396][ T5379] ? show_regs_print_info+0x20/0x20
[ 246.133774][ T5379] ? load_image+0x400/0x400
[ 246.138344][ T5379] sysfs_create_dir_ns+0x26a/0x290
[ 246.143527][ T5379] ? sysfs_warn_dup+0xa0/0xa0
[ 246.148354][ T5379] ? do_raw_spin_unlock+0x11d/0x230
[ 246.153699][ T5379] kobject_add_internal+0x6e0/0xd90
[ 246.158960][ T5379] kobject_init_and_add+0x128/0x190
[ 246.164314][ T5379] ? lockdep_softirqs_off+0x430/0x430
[ 246.169863][ T5379] ? kobject_add+0x230/0x230
[ 246.174596][ T5379] ? __init_swait_queue_head+0xa5/0x150
[ 246.180200][ T5379] gfs2_sys_fs_add+0x24f/0x4b0
[ 246.185058][ T5379] ? gfs2_recover_set+0x240/0x240
[ 246.190143][ T5379] ? snprintf+0xe5/0x140
[ 246.194768][ T5379] ? __free_pages+0x95/0x1a0
[ 246.199416][ T5379] ? vscnprintf+0x80/0x80
[ 246.203799][ T5379] gfs2_fill_super+0x120f/0x1f00
[ 246.208891][ T5379] ? gfs2_reconfigure+0xd30/0xd30
[ 246.214074][ T5379] ? sb_set_blocksize+0xa5/0xe0
[ 246.218977][ T5379] get_tree_bdev+0x3f1/0x610
[ 246.223617][ T5379] ? gfs2_reconfigure+0xd30/0xd30
[ 246.228808][ T5379] gfs2_get_tree+0x4d/0x1e0
[ 246.233471][ T5379] vfs_get_tree+0x88/0x270
[ 246.237955][ T5379] do_new_mount+0x24a/0xa40
[ 246.242521][ T5379] __se_sys_mount+0x2e3/0x3d0
[ 246.247343][ T5379] ? __x64_sys_mount+0xc0/0xc0
[ 246.252338][ T5379] ? lockdep_hardirqs_on+0x94/0x140
[ 246.257915][ T5379] ? __x64_sys_mount+0x1c/0xc0
[ 246.262736][ T5379] do_syscall_64+0x4c/0xa0
[ 246.267200][ T5379] ? clear_bhb_loop+0x30/0x80
[ 246.272373][ T5379] ? clear_bhb_loop+0x30/0x80
[ 246.277094][ T5379] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 246.283260][ T5379] RIP: 0033:0x7fe90094ef4a
[ 246.288124][ T5379] 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
[ 246.308399][ T5379] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.316957][ T5379] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 246.325062][ T5379] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 246.333081][ T5379] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 246.341653][ T5379] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 246.349682][ T5379] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 246.358495][ T5379]
[ 246.366563][ T5379] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.381525][ T5379] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.667111][ T5381] loop1: detected capacity change from 0 to 32768
[ 246.709854][ T5381] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.718986][ T5381] CPU: 1 PID: 5381 Comm: syz.1.164 Not tainted syzkaller #0
[ 246.726473][ T5381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 246.736749][ T5381] Call Trace:
[ 246.740079][ T5381]
[ 246.743251][ T5381] dump_stack_lvl+0x188/0x250
[ 246.748546][ T5381] ? show_regs_print_info+0x20/0x20
[ 246.753886][ T5381] ? load_image+0x400/0x400
[ 246.758502][ T5381] sysfs_create_dir_ns+0x26a/0x290
[ 246.763936][ T5381] ? sysfs_warn_dup+0xa0/0xa0
[ 246.768833][ T5381] ? do_raw_spin_unlock+0x11d/0x230
[ 246.774364][ T5381] kobject_add_internal+0x6e0/0xd90
[ 246.780586][ T5381] kobject_init_and_add+0x128/0x190
[ 246.786142][ T5381] ? lockdep_softirqs_off+0x430/0x430
[ 246.791677][ T5381] ? kobject_add+0x230/0x230
[ 246.796335][ T5381] ? __init_swait_queue_head+0xa5/0x150
[ 246.802043][ T5381] gfs2_sys_fs_add+0x24f/0x4b0
[ 246.806943][ T5381] ? gfs2_recover_set+0x240/0x240
[ 246.812017][ T5381] ? snprintf+0xe5/0x140
[ 246.816399][ T5381] ? __free_pages+0x95/0x1a0
[ 246.821052][ T5381] ? vscnprintf+0x80/0x80
[ 246.825534][ T5381] gfs2_fill_super+0x120f/0x1f00
[ 246.830675][ T5381] ? gfs2_reconfigure+0xd30/0xd30
[ 246.835847][ T5381] ? sb_set_blocksize+0xa5/0xe0
[ 246.840840][ T5381] get_tree_bdev+0x3f1/0x610
[ 246.845493][ T5381] ? gfs2_reconfigure+0xd30/0xd30
[ 246.850658][ T5381] gfs2_get_tree+0x4d/0x1e0
[ 246.855432][ T5381] vfs_get_tree+0x88/0x270
[ 246.859908][ T5381] do_new_mount+0x24a/0xa40
[ 246.864561][ T5381] __se_sys_mount+0x2e3/0x3d0
[ 246.869553][ T5381] ? __x64_sys_mount+0xc0/0xc0
[ 246.874398][ T5381] ? lockdep_hardirqs_on+0x94/0x140
[ 246.879729][ T5381] ? __x64_sys_mount+0x1c/0xc0
[ 246.884757][ T5381] do_syscall_64+0x4c/0xa0
[ 246.889240][ T5381] ? clear_bhb_loop+0x30/0x80
[ 246.893969][ T5381] ? clear_bhb_loop+0x30/0x80
[ 246.898700][ T5381] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 246.904791][ T5381] RIP: 0033:0x7fe90094ef4a
[ 246.909504][ T5381] 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
[ 246.929934][ T5381] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.939663][ T5381] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 246.947813][ T5381] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 246.956827][ T5381] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 246.964933][ T5381] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 246.972953][ T5381] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 246.981305][ T5381]
[ 246.992434][ T5381] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.006686][ T5381] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 247.292847][ T5383] loop1: detected capacity change from 0 to 32768
[ 247.353436][ T5383] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 247.362094][ T5383] CPU: 1 PID: 5383 Comm: syz.1.165 Not tainted syzkaller #0
[ 247.369628][ T5383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 247.379820][ T5383] Call Trace:
[ 247.383236][ T5383]
[ 247.386210][ T5383] dump_stack_lvl+0x188/0x250
[ 247.391418][ T5383] ? show_regs_print_info+0x20/0x20
[ 247.396680][ T5383] ? load_image+0x400/0x400
[ 247.401528][ T5383] sysfs_create_dir_ns+0x26a/0x290
[ 247.406723][ T5383] ? sysfs_warn_dup+0xa0/0xa0
[ 247.411459][ T5383] ? do_raw_spin_unlock+0x11d/0x230
[ 247.416838][ T5383] kobject_add_internal+0x6e0/0xd90
[ 247.422115][ T5383] kobject_init_and_add+0x128/0x190
[ 247.427367][ T5383] ? lockdep_softirqs_off+0x430/0x430
[ 247.433105][ T5383] ? kobject_add+0x230/0x230
[ 247.437894][ T5383] ? __init_swait_queue_head+0xa5/0x150
[ 247.443648][ T5383] gfs2_sys_fs_add+0x24f/0x4b0
[ 247.448467][ T5383] ? gfs2_recover_set+0x240/0x240
[ 247.453713][ T5383] ? snprintf+0xe5/0x140
[ 247.457997][ T5383] ? __free_pages+0x95/0x1a0
[ 247.463005][ T5383] ? vscnprintf+0x80/0x80
[ 247.467390][ T5383] gfs2_fill_super+0x120f/0x1f00
[ 247.472826][ T5383] ? gfs2_reconfigure+0xd30/0xd30
[ 247.478530][ T5383] ? sb_set_blocksize+0xa5/0xe0
[ 247.483456][ T5383] get_tree_bdev+0x3f1/0x610
[ 247.488272][ T5383] ? gfs2_reconfigure+0xd30/0xd30
[ 247.493357][ T5383] gfs2_get_tree+0x4d/0x1e0
[ 247.498168][ T5383] vfs_get_tree+0x88/0x270
[ 247.502641][ T5383] do_new_mount+0x24a/0xa40
[ 247.507444][ T5383] __se_sys_mount+0x2e3/0x3d0
[ 247.512185][ T5383] ? __x64_sys_mount+0xc0/0xc0
[ 247.517181][ T5383] ? lockdep_hardirqs_on+0x94/0x140
[ 247.522471][ T5383] ? __x64_sys_mount+0x1c/0xc0
[ 247.527486][ T5383] do_syscall_64+0x4c/0xa0
[ 247.531956][ T5383] ? clear_bhb_loop+0x30/0x80
[ 247.536695][ T5383] ? clear_bhb_loop+0x30/0x80
[ 247.541425][ T5383] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 247.547471][ T5383] RIP: 0033:0x7fe90094ef4a
[ 247.551933][ T5383] 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
[ 247.572200][ T5383] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.580667][ T5383] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 247.588699][ T5383] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 247.596813][ T5383] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 247.604914][ T5383] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 247.612930][ T5383] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 247.621046][ T5383]
[ 247.629596][ T5383] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.643440][ T5383] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:47:42 executed programs: 151
[ 247.844315][ T13] Bluetooth: hci0: command 0x0406 tx timeout
[ 248.039374][ T5385] loop1: detected capacity change from 0 to 32768
[ 248.095302][ T5385] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 248.103928][ T5385] CPU: 1 PID: 5385 Comm: syz.1.166 Not tainted syzkaller #0
[ 248.111300][ T5385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 248.121596][ T5385] Call Trace:
[ 248.124920][ T5385]
[ 248.127916][ T5385] dump_stack_lvl+0x188/0x250
[ 248.132669][ T5385] ? show_regs_print_info+0x20/0x20
[ 248.137912][ T5385] ? load_image+0x400/0x400
[ 248.142712][ T5385] sysfs_create_dir_ns+0x26a/0x290
[ 248.147966][ T5385] ? sysfs_warn_dup+0xa0/0xa0
[ 248.152707][ T5385] ? do_raw_spin_unlock+0x11d/0x230
[ 248.157965][ T5385] kobject_add_internal+0x6e0/0xd90
[ 248.163220][ T5385] kobject_init_and_add+0x128/0x190
[ 248.168485][ T5385] ? lockdep_softirqs_off+0x430/0x430
[ 248.173921][ T5385] ? kobject_add+0x230/0x230
[ 248.178567][ T5385] ? __init_swait_queue_head+0xa5/0x150
[ 248.184200][ T5385] gfs2_sys_fs_add+0x24f/0x4b0
[ 248.189011][ T5385] ? gfs2_recover_set+0x240/0x240
[ 248.194224][ T5385] ? snprintf+0xe5/0x140
[ 248.198524][ T5385] ? __free_pages+0x95/0x1a0
[ 248.203274][ T5385] ? vscnprintf+0x80/0x80
[ 248.207679][ T5385] gfs2_fill_super+0x120f/0x1f00
[ 248.212719][ T5385] ? gfs2_reconfigure+0xd30/0xd30
[ 248.217919][ T5385] ? sb_set_blocksize+0xa5/0xe0
[ 248.223013][ T5385] get_tree_bdev+0x3f1/0x610
[ 248.227663][ T5385] ? gfs2_reconfigure+0xd30/0xd30
[ 248.232750][ T5385] gfs2_get_tree+0x4d/0x1e0
[ 248.237342][ T5385] vfs_get_tree+0x88/0x270
[ 248.241857][ T5385] do_new_mount+0x24a/0xa40
[ 248.246512][ T5385] __se_sys_mount+0x2e3/0x3d0
[ 248.251254][ T5385] ? __x64_sys_mount+0xc0/0xc0
[ 248.256393][ T5385] ? lockdep_hardirqs_on+0x94/0x140
[ 248.261656][ T5385] ? __x64_sys_mount+0x1c/0xc0
[ 248.266477][ T5385] do_syscall_64+0x4c/0xa0
[ 248.270941][ T5385] ? clear_bhb_loop+0x30/0x80
[ 248.275673][ T5385] ? clear_bhb_loop+0x30/0x80
[ 248.280403][ T5385] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 248.286341][ T5385] RIP: 0033:0x7fe90094ef4a
[ 248.290794][ T5385] 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
[ 248.310438][ T5385] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 248.318901][ T5385] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 248.327005][ T5385] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 248.335034][ T5385] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 248.343141][ T5385] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 248.351325][ T5385] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 248.359326][ T5385]
[ 248.364118][ T5385] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 248.377642][ T5385] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 248.755718][ T5387] loop1: detected capacity change from 0 to 32768
[ 248.809483][ T5387] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 248.817125][ T5387] CPU: 1 PID: 5387 Comm: syz.1.167 Not tainted syzkaller #0
[ 248.824461][ T5387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 248.834748][ T5387] Call Trace:
[ 248.838067][ T5387]
[ 248.841042][ T5387] dump_stack_lvl+0x188/0x250
[ 248.845781][ T5387] ? show_regs_print_info+0x20/0x20
[ 248.851110][ T5387] ? load_image+0x400/0x400
[ 248.855757][ T5387] sysfs_create_dir_ns+0x26a/0x290
[ 248.861024][ T5387] ? sysfs_warn_dup+0xa0/0xa0
[ 248.865777][ T5387] ? do_raw_spin_unlock+0x11d/0x230
[ 248.871022][ T5387] kobject_add_internal+0x6e0/0xd90
[ 248.876368][ T5387] kobject_init_and_add+0x128/0x190
[ 248.881794][ T5387] ? lockdep_softirqs_off+0x430/0x430
[ 248.887329][ T5387] ? kobject_add+0x230/0x230
[ 248.892232][ T5387] ? __init_swait_queue_head+0xa5/0x150
[ 248.897849][ T5387] gfs2_sys_fs_add+0x24f/0x4b0
[ 248.902677][ T5387] ? gfs2_recover_set+0x240/0x240
[ 248.907755][ T5387] ? snprintf+0xe5/0x140
[ 248.912042][ T5387] ? __free_pages+0x95/0x1a0
[ 248.916776][ T5387] ? vscnprintf+0x80/0x80
[ 248.921166][ T5387] gfs2_fill_super+0x120f/0x1f00
[ 248.926183][ T5387] ? gfs2_reconfigure+0xd30/0xd30
[ 248.931279][ T5387] ? sb_set_blocksize+0xa5/0xe0
[ 248.936180][ T5387] get_tree_bdev+0x3f1/0x610
[ 248.941170][ T5387] ? gfs2_reconfigure+0xd30/0xd30
[ 248.946254][ T5387] gfs2_get_tree+0x4d/0x1e0
[ 248.951008][ T5387] vfs_get_tree+0x88/0x270
[ 248.955483][ T5387] do_new_mount+0x24a/0xa40
[ 248.960185][ T5387] __se_sys_mount+0x2e3/0x3d0
[ 248.964912][ T5387] ? __x64_sys_mount+0xc0/0xc0
[ 248.969725][ T5387] ? lockdep_hardirqs_on+0x94/0x140
[ 248.974967][ T5387] ? __x64_sys_mount+0x1c/0xc0
[ 248.980005][ T5387] do_syscall_64+0x4c/0xa0
[ 248.984460][ T5387] ? clear_bhb_loop+0x30/0x80
[ 248.989535][ T5387] ? clear_bhb_loop+0x30/0x80
[ 248.994371][ T5387] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.000313][ T5387] RIP: 0033:0x7fe90094ef4a
[ 249.004775][ T5387] 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
[ 249.024597][ T5387] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.033083][ T5387] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 249.041134][ T5387] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 249.049150][ T5387] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 249.057357][ T5387] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 249.065373][ T5387] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 249.073502][ T5387]
[ 249.081947][ T5387] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.097743][ T5387] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.389860][ T5389] loop1: detected capacity change from 0 to 32768
[ 249.410213][ T5389] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.418184][ T5389] CPU: 1 PID: 5389 Comm: syz.1.168 Not tainted syzkaller #0
[ 249.425692][ T5389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 249.436007][ T5389] Call Trace:
[ 249.439345][ T5389]
[ 249.442321][ T5389] dump_stack_lvl+0x188/0x250
[ 249.447162][ T5389] ? show_regs_print_info+0x20/0x20
[ 249.452459][ T5389] ? load_image+0x400/0x400
[ 249.457112][ T5389] sysfs_create_dir_ns+0x26a/0x290
[ 249.462289][ T5389] ? sysfs_warn_dup+0xa0/0xa0
[ 249.467323][ T5389] ? do_raw_spin_unlock+0x11d/0x230
[ 249.472675][ T5389] kobject_add_internal+0x6e0/0xd90
[ 249.478027][ T5389] kobject_init_and_add+0x128/0x190
[ 249.483282][ T5389] ? lockdep_softirqs_off+0x430/0x430
[ 249.488832][ T5389] ? kobject_add+0x230/0x230
[ 249.494013][ T5389] ? __init_swait_queue_head+0xa5/0x150
[ 249.499846][ T5389] gfs2_sys_fs_add+0x24f/0x4b0
[ 249.504987][ T5389] ? gfs2_recover_set+0x240/0x240
[ 249.510247][ T5389] ? snprintf+0xe5/0x140
[ 249.514598][ T5389] ? __free_pages+0x95/0x1a0
[ 249.519253][ T5389] ? vscnprintf+0x80/0x80
[ 249.523728][ T5389] gfs2_fill_super+0x120f/0x1f00
[ 249.528741][ T5389] ? gfs2_reconfigure+0xd30/0xd30
[ 249.533961][ T5389] ? sb_set_blocksize+0xa5/0xe0
[ 249.538876][ T5389] get_tree_bdev+0x3f1/0x610
[ 249.543531][ T5389] ? gfs2_reconfigure+0xd30/0xd30
[ 249.548608][ T5389] gfs2_get_tree+0x4d/0x1e0
[ 249.553155][ T5389] vfs_get_tree+0x88/0x270
[ 249.557628][ T5389] do_new_mount+0x24a/0xa40
[ 249.562301][ T5389] __se_sys_mount+0x2e3/0x3d0
[ 249.567030][ T5389] ? __x64_sys_mount+0xc0/0xc0
[ 249.571839][ T5389] ? lockdep_hardirqs_on+0x94/0x140
[ 249.577176][ T5389] ? __x64_sys_mount+0x1c/0xc0
[ 249.581985][ T5389] do_syscall_64+0x4c/0xa0
[ 249.586454][ T5389] ? clear_bhb_loop+0x30/0x80
[ 249.591183][ T5389] ? clear_bhb_loop+0x30/0x80
[ 249.595905][ T5389] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.601983][ T5389] RIP: 0033:0x7fe90094ef4a
[ 249.606530][ T5389] 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
[ 249.626442][ T5389] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.634927][ T5389] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 249.643072][ T5389] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 249.652785][ T5389] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 249.665850][ T5389] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 249.675088][ T5389] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 249.683212][ T5389]
[ 249.692922][ T5389] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.706611][ T5389] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.999677][ T5391] loop1: detected capacity change from 0 to 32768
[ 250.019652][ T5391] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.027275][ T5391] CPU: 1 PID: 5391 Comm: syz.1.169 Not tainted syzkaller #0
[ 250.034618][ T5391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 250.044825][ T5391] Call Trace:
[ 250.048163][ T5391]
[ 250.051135][ T5391] dump_stack_lvl+0x188/0x250
[ 250.055890][ T5391] ? show_regs_print_info+0x20/0x20
[ 250.061153][ T5391] ? load_image+0x400/0x400
[ 250.065821][ T5391] sysfs_create_dir_ns+0x26a/0x290
[ 250.070997][ T5391] ? sysfs_warn_dup+0xa0/0xa0
[ 250.075844][ T5391] ? do_raw_spin_unlock+0x11d/0x230
[ 250.081215][ T5391] kobject_add_internal+0x6e0/0xd90
[ 250.086605][ T5391] kobject_init_and_add+0x128/0x190
[ 250.091861][ T5391] ? lockdep_softirqs_off+0x430/0x430
[ 250.097293][ T5391] ? kobject_add+0x230/0x230
[ 250.101943][ T5391] ? __init_swait_queue_head+0xa5/0x150
[ 250.107556][ T5391] gfs2_sys_fs_add+0x24f/0x4b0
[ 250.112379][ T5391] ? gfs2_recover_set+0x240/0x240
[ 250.117629][ T5391] ? snprintf+0xe5/0x140
[ 250.121921][ T5391] ? __free_pages+0x95/0x1a0
[ 250.126778][ T5391] ? vscnprintf+0x80/0x80
[ 250.131252][ T5391] gfs2_fill_super+0x120f/0x1f00
[ 250.136294][ T5391] ? gfs2_reconfigure+0xd30/0xd30
[ 250.141391][ T5391] ? sb_set_blocksize+0xa5/0xe0
[ 250.146726][ T5391] get_tree_bdev+0x3f1/0x610
[ 250.151995][ T5391] ? gfs2_reconfigure+0xd30/0xd30
[ 250.157131][ T5391] gfs2_get_tree+0x4d/0x1e0
[ 250.161753][ T5391] vfs_get_tree+0x88/0x270
[ 250.166228][ T5391] do_new_mount+0x24a/0xa40
[ 250.170910][ T5391] __se_sys_mount+0x2e3/0x3d0
[ 250.175721][ T5391] ? __x64_sys_mount+0xc0/0xc0
[ 250.180538][ T5391] ? lockdep_hardirqs_on+0x94/0x140
[ 250.185872][ T5391] ? __x64_sys_mount+0x1c/0xc0
[ 250.190789][ T5391] do_syscall_64+0x4c/0xa0
[ 250.195256][ T5391] ? clear_bhb_loop+0x30/0x80
[ 250.200189][ T5391] ? clear_bhb_loop+0x30/0x80
[ 250.204919][ T5391] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 250.210850][ T5391] RIP: 0033:0x7fe90094ef4a
[ 250.215301][ T5391] 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
[ 250.234987][ T5391] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.243452][ T5391] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 250.251607][ T5391] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 250.259734][ T5391] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 250.267756][ T5391] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 250.275856][ T5391] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 250.283990][ T5391]
[ 250.290193][ T5391] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.304779][ T5391] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.602930][ T5393] loop1: detected capacity change from 0 to 32768
[ 250.618047][ T5393] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.627166][ T5393] CPU: 1 PID: 5393 Comm: syz.1.170 Not tainted syzkaller #0
[ 250.634519][ T5393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 250.644727][ T5393] Call Trace:
[ 250.648065][ T5393]
[ 250.651121][ T5393] dump_stack_lvl+0x188/0x250
[ 250.655936][ T5393] ? show_regs_print_info+0x20/0x20
[ 250.661408][ T5393] ? load_image+0x400/0x400
[ 250.666316][ T5393] sysfs_create_dir_ns+0x26a/0x290
[ 250.671630][ T5393] ? sysfs_warn_dup+0xa0/0xa0
[ 250.676362][ T5393] ? do_raw_spin_unlock+0x11d/0x230
[ 250.681624][ T5393] kobject_add_internal+0x6e0/0xd90
[ 250.686900][ T5393] kobject_init_and_add+0x128/0x190
[ 250.692157][ T5393] ? lockdep_softirqs_off+0x430/0x430
[ 250.697777][ T5393] ? kobject_add+0x230/0x230
[ 250.702719][ T5393] ? __init_swait_queue_head+0xa5/0x150
[ 250.708759][ T5393] gfs2_sys_fs_add+0x24f/0x4b0
[ 250.713582][ T5393] ? gfs2_recover_set+0x240/0x240
[ 250.718666][ T5393] ? snprintf+0xe5/0x140
[ 250.722962][ T5393] ? __free_pages+0x95/0x1a0
[ 250.727616][ T5393] ? vscnprintf+0x80/0x80
[ 250.732014][ T5393] gfs2_fill_super+0x120f/0x1f00
[ 250.737191][ T5393] ? gfs2_reconfigure+0xd30/0xd30
[ 250.742286][ T5393] ? sb_set_blocksize+0xa5/0xe0
[ 250.747273][ T5393] get_tree_bdev+0x3f1/0x610
[ 250.752429][ T5393] ? gfs2_reconfigure+0xd30/0xd30
[ 250.757491][ T5393] gfs2_get_tree+0x4d/0x1e0
[ 250.762088][ T5393] vfs_get_tree+0x88/0x270
[ 250.766544][ T5393] do_new_mount+0x24a/0xa40
[ 250.771356][ T5393] __se_sys_mount+0x2e3/0x3d0
[ 250.776098][ T5393] ? __x64_sys_mount+0xc0/0xc0
[ 250.781101][ T5393] ? lockdep_hardirqs_on+0x94/0x140
[ 250.786340][ T5393] ? __x64_sys_mount+0x1c/0xc0
[ 250.791166][ T5393] do_syscall_64+0x4c/0xa0
[ 250.795723][ T5393] ? clear_bhb_loop+0x30/0x80
[ 250.800434][ T5393] ? clear_bhb_loop+0x30/0x80
[ 250.805149][ T5393] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 250.811093][ T5393] RIP: 0033:0x7fe90094ef4a
[ 250.815543][ T5393] 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
[ 250.835200][ T5393] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.843680][ T5393] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 250.851705][ T5393] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 250.859724][ T5393] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 250.867895][ T5393] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 250.876000][ T5393] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 250.884211][ T5393]
[ 250.893970][ T5393] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.910067][ T5393] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 251.200962][ T5395] loop1: detected capacity change from 0 to 32768
[ 251.286145][ T5395] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 251.293808][ T5395] CPU: 1 PID: 5395 Comm: syz.1.171 Not tainted syzkaller #0
[ 251.301351][ T5395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 251.311611][ T5395] Call Trace:
[ 251.314950][ T5395]
[ 251.317917][ T5395] dump_stack_lvl+0x188/0x250
[ 251.322643][ T5395] ? show_regs_print_info+0x20/0x20
[ 251.327979][ T5395] ? load_image+0x400/0x400
[ 251.333026][ T5395] sysfs_create_dir_ns+0x26a/0x290
[ 251.338435][ T5395] ? sysfs_warn_dup+0xa0/0xa0
[ 251.343210][ T5395] ? do_raw_spin_unlock+0x11d/0x230
[ 251.348466][ T5395] kobject_add_internal+0x6e0/0xd90
[ 251.353725][ T5395] kobject_init_and_add+0x128/0x190
[ 251.358980][ T5395] ? lockdep_softirqs_off+0x430/0x430
[ 251.364415][ T5395] ? kobject_add+0x230/0x230
[ 251.369112][ T5395] ? __init_swait_queue_head+0xa5/0x150
[ 251.374716][ T5395] gfs2_sys_fs_add+0x24f/0x4b0
[ 251.379529][ T5395] ? gfs2_recover_set+0x240/0x240
[ 251.384593][ T5395] ? snprintf+0xe5/0x140
[ 251.388969][ T5395] ? __free_pages+0x95/0x1a0
[ 251.393627][ T5395] ? vscnprintf+0x80/0x80
[ 251.398008][ T5395] gfs2_fill_super+0x120f/0x1f00
[ 251.403132][ T5395] ? gfs2_reconfigure+0xd30/0xd30
[ 251.408223][ T5395] ? sb_set_blocksize+0xa5/0xe0
[ 251.413123][ T5395] get_tree_bdev+0x3f1/0x610
[ 251.417772][ T5395] ? gfs2_reconfigure+0xd30/0xd30
[ 251.422845][ T5395] gfs2_get_tree+0x4d/0x1e0
[ 251.427389][ T5395] vfs_get_tree+0x88/0x270
[ 251.431858][ T5395] do_new_mount+0x24a/0xa40
[ 251.436512][ T5395] __se_sys_mount+0x2e3/0x3d0
[ 251.441483][ T5395] ? __x64_sys_mount+0xc0/0xc0
[ 251.446304][ T5395] ? lockdep_hardirqs_on+0x94/0x140
[ 251.451640][ T5395] ? __x64_sys_mount+0x1c/0xc0
[ 251.456461][ T5395] do_syscall_64+0x4c/0xa0
[ 251.460980][ T5395] ? clear_bhb_loop+0x30/0x80
[ 251.465718][ T5395] ? clear_bhb_loop+0x30/0x80
[ 251.470440][ T5395] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 251.476461][ T5395] RIP: 0033:0x7fe90094ef4a
[ 251.480914][ T5395] 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
[ 251.500649][ T5395] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.509118][ T5395] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 251.517402][ T5395] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 251.525426][ T5395] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 251.533712][ T5395] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 251.541878][ T5395] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 251.549923][ T5395]
[ 251.554377][ T5395] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.567944][ T5395] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 251.868930][ T5397] loop1: detected capacity change from 0 to 32768
[ 251.917964][ T5397] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 251.928812][ T5397] CPU: 0 PID: 5397 Comm: syz.1.172 Not tainted syzkaller #0
[ 251.937090][ T5397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 251.947651][ T5397] Call Trace:
[ 251.951504][ T5397]
[ 251.954481][ T5397] dump_stack_lvl+0x188/0x250
[ 251.959214][ T5397] ? show_regs_print_info+0x20/0x20
[ 251.964466][ T5397] ? load_image+0x400/0x400
[ 251.969147][ T5397] sysfs_create_dir_ns+0x26a/0x290
[ 251.974313][ T5397] ? sysfs_warn_dup+0xa0/0xa0
[ 251.979088][ T5397] ? do_raw_spin_unlock+0x11d/0x230
[ 251.984347][ T5397] kobject_add_internal+0x6e0/0xd90
[ 251.989722][ T5397] kobject_init_and_add+0x128/0x190
[ 251.994978][ T5397] ? lockdep_softirqs_off+0x430/0x430
[ 252.000897][ T5397] ? kobject_add+0x230/0x230
[ 252.005554][ T5397] ? __init_swait_queue_head+0xa5/0x150
[ 252.011166][ T5397] gfs2_sys_fs_add+0x24f/0x4b0
[ 252.016077][ T5397] ? gfs2_recover_set+0x240/0x240
[ 252.021245][ T5397] ? snprintf+0xe5/0x140
[ 252.025734][ T5397] ? __free_pages+0x95/0x1a0
[ 252.030392][ T5397] ? vscnprintf+0x80/0x80
[ 252.034876][ T5397] gfs2_fill_super+0x120f/0x1f00
[ 252.039892][ T5397] ? gfs2_reconfigure+0xd30/0xd30
[ 252.045085][ T5397] ? sb_set_blocksize+0xa5/0xe0
[ 252.049990][ T5397] get_tree_bdev+0x3f1/0x610
[ 252.054649][ T5397] ? gfs2_reconfigure+0xd30/0xd30
[ 252.059809][ T5397] gfs2_get_tree+0x4d/0x1e0
[ 252.064359][ T5397] vfs_get_tree+0x88/0x270
[ 252.068834][ T5397] do_new_mount+0x24a/0xa40
[ 252.073395][ T5397] __se_sys_mount+0x2e3/0x3d0
[ 252.078208][ T5397] ? __x64_sys_mount+0xc0/0xc0
[ 252.083021][ T5397] ? lockdep_hardirqs_on+0x94/0x140
[ 252.088467][ T5397] ? __x64_sys_mount+0x1c/0xc0
[ 252.093297][ T5397] do_syscall_64+0x4c/0xa0
[ 252.097861][ T5397] ? clear_bhb_loop+0x30/0x80
[ 252.102671][ T5397] ? clear_bhb_loop+0x30/0x80
[ 252.107394][ T5397] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 252.113532][ T5397] RIP: 0033:0x7fe90094ef4a
[ 252.118004][ T5397] 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
[ 252.137658][ T5397] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.146208][ T5397] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 252.154413][ T5397] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 252.162541][ T5397] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 252.170650][ T5397] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 252.178761][ T5397] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 252.187139][ T5397]
[ 252.194753][ T5397] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 252.209636][ T5397] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.493578][ T5399] loop1: detected capacity change from 0 to 32768
[ 252.568906][ T5399] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.577065][ T5399] CPU: 0 PID: 5399 Comm: syz.1.173 Not tainted syzkaller #0
[ 252.584452][ T5399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 252.594557][ T5399] Call Trace:
[ 252.597879][ T5399]
[ 252.600968][ T5399] dump_stack_lvl+0x188/0x250
[ 252.605891][ T5399] ? show_regs_print_info+0x20/0x20
[ 252.611143][ T5399] ? load_image+0x400/0x400
[ 252.616121][ T5399] sysfs_create_dir_ns+0x26a/0x290
[ 252.621287][ T5399] ? sysfs_warn_dup+0xa0/0xa0
[ 252.626027][ T5399] ? do_raw_spin_unlock+0x11d/0x230
[ 252.631366][ T5399] kobject_add_internal+0x6e0/0xd90
[ 252.636828][ T5399] kobject_init_and_add+0x128/0x190
[ 252.642267][ T5399] ? lockdep_softirqs_off+0x430/0x430
[ 252.647782][ T5399] ? kobject_add+0x230/0x230
[ 252.652430][ T5399] ? __init_swait_queue_head+0xa5/0x150
[ 252.658144][ T5399] gfs2_sys_fs_add+0x24f/0x4b0
[ 252.663228][ T5399] ? gfs2_recover_set+0x240/0x240
[ 252.668500][ T5399] ? snprintf+0xe5/0x140
[ 252.672878][ T5399] ? __free_pages+0x95/0x1a0
[ 252.677557][ T5399] ? vscnprintf+0x80/0x80
[ 252.682286][ T5399] gfs2_fill_super+0x120f/0x1f00
[ 252.687293][ T5399] ? gfs2_reconfigure+0xd30/0xd30
[ 252.692670][ T5399] ? sb_set_blocksize+0xa5/0xe0
[ 252.697578][ T5399] get_tree_bdev+0x3f1/0x610
[ 252.702218][ T5399] ? gfs2_reconfigure+0xd30/0xd30
[ 252.707290][ T5399] gfs2_get_tree+0x4d/0x1e0
[ 252.711839][ T5399] vfs_get_tree+0x88/0x270
[ 252.716387][ T5399] do_new_mount+0x24a/0xa40
[ 252.720941][ T5399] __se_sys_mount+0x2e3/0x3d0
[ 252.725771][ T5399] ? __x64_sys_mount+0xc0/0xc0
[ 252.730592][ T5399] ? lockdep_hardirqs_on+0x94/0x140
[ 252.735848][ T5399] ? __x64_sys_mount+0x1c/0xc0
[ 252.740786][ T5399] do_syscall_64+0x4c/0xa0
[ 252.745255][ T5399] ? clear_bhb_loop+0x30/0x80
[ 252.749975][ T5399] ? clear_bhb_loop+0x30/0x80
[ 252.754702][ T5399] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 252.760642][ T5399] RIP: 0033:0x7fe90094ef4a
[ 252.765097][ T5399] 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
[ 252.784832][ T5399] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.793399][ T5399] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 252.801543][ T5399] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 252.809668][ T5399] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 252.817703][ T5399] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 252.825779][ T5399] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 252.833989][ T5399]
[ 252.843602][ T5399] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 252.857251][ T5399] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:47:47 executed programs: 159
[ 253.211392][ T5401] loop1: detected capacity change from 0 to 32768
[ 253.267140][ T5401] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 253.276119][ T5401] CPU: 0 PID: 5401 Comm: syz.1.174 Not tainted syzkaller #0
[ 253.283938][ T5401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 253.294472][ T5401] Call Trace:
[ 253.297988][ T5401]
[ 253.301002][ T5401] dump_stack_lvl+0x188/0x250
[ 253.305860][ T5401] ? show_regs_print_info+0x20/0x20
[ 253.311103][ T5401] ? load_image+0x400/0x400
[ 253.315835][ T5401] sysfs_create_dir_ns+0x26a/0x290
[ 253.320992][ T5401] ? sysfs_warn_dup+0xa0/0xa0
[ 253.325909][ T5401] ? do_raw_spin_unlock+0x11d/0x230
[ 253.331436][ T5401] kobject_add_internal+0x6e0/0xd90
[ 253.336814][ T5401] kobject_init_and_add+0x128/0x190
[ 253.342330][ T5401] ? lockdep_softirqs_off+0x430/0x430
[ 253.347756][ T5401] ? kobject_add+0x230/0x230
[ 253.352411][ T5401] ? __init_swait_queue_head+0xa5/0x150
[ 253.358229][ T5401] gfs2_sys_fs_add+0x24f/0x4b0
[ 253.363147][ T5401] ? gfs2_recover_set+0x240/0x240
[ 253.368229][ T5401] ? snprintf+0xe5/0x140
[ 253.372604][ T5401] ? __free_pages+0x95/0x1a0
[ 253.377249][ T5401] ? vscnprintf+0x80/0x80
[ 253.381748][ T5401] gfs2_fill_super+0x120f/0x1f00
[ 253.386924][ T5401] ? gfs2_reconfigure+0xd30/0xd30
[ 253.392032][ T5401] ? sb_set_blocksize+0xa5/0xe0
[ 253.397043][ T5401] get_tree_bdev+0x3f1/0x610
[ 253.401681][ T5401] ? gfs2_reconfigure+0xd30/0xd30
[ 253.406844][ T5401] gfs2_get_tree+0x4d/0x1e0
[ 253.411407][ T5401] vfs_get_tree+0x88/0x270
[ 253.415894][ T5401] do_new_mount+0x24a/0xa40
[ 253.420476][ T5401] __se_sys_mount+0x2e3/0x3d0
[ 253.425231][ T5401] ? __x64_sys_mount+0xc0/0xc0
[ 253.430063][ T5401] ? lockdep_hardirqs_on+0x94/0x140
[ 253.435418][ T5401] ? __x64_sys_mount+0x1c/0xc0
[ 253.440456][ T5401] do_syscall_64+0x4c/0xa0
[ 253.444917][ T5401] ? clear_bhb_loop+0x30/0x80
[ 253.450185][ T5401] ? clear_bhb_loop+0x30/0x80
[ 253.455272][ T5401] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 253.462090][ T5401] RIP: 0033:0x7fe90094ef4a
[ 253.466645][ T5401] 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
[ 253.487084][ T5401] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 253.495731][ T5401] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 253.503886][ T5401] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 253.512017][ T5401] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 253.520643][ T5401] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 253.528702][ T5401] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 253.536935][ T5401]
[ 253.546905][ T5401] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.560298][ T5401] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 253.960265][ T5403] loop1: detected capacity change from 0 to 32768
[ 254.004467][ T5403] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.013174][ T5403] CPU: 1 PID: 5403 Comm: syz.1.175 Not tainted syzkaller #0
[ 254.020649][ T5403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 254.030998][ T5403] Call Trace:
[ 254.034316][ T5403]
[ 254.037321][ T5403] dump_stack_lvl+0x188/0x250
[ 254.042050][ T5403] ? show_regs_print_info+0x20/0x20
[ 254.047292][ T5403] ? load_image+0x400/0x400
[ 254.051935][ T5403] sysfs_create_dir_ns+0x26a/0x290
[ 254.057094][ T5403] ? sysfs_warn_dup+0xa0/0xa0
[ 254.062006][ T5403] ? do_raw_spin_unlock+0x11d/0x230
[ 254.067356][ T5403] kobject_add_internal+0x6e0/0xd90
[ 254.072619][ T5403] kobject_init_and_add+0x128/0x190
[ 254.077871][ T5403] ? lockdep_softirqs_off+0x430/0x430
[ 254.083385][ T5403] ? kobject_add+0x230/0x230
[ 254.088034][ T5403] ? __init_swait_queue_head+0xa5/0x150
[ 254.093644][ T5403] gfs2_sys_fs_add+0x24f/0x4b0
[ 254.098456][ T5403] ? gfs2_recover_set+0x240/0x240
[ 254.103538][ T5403] ? snprintf+0xe5/0x140
[ 254.107905][ T5403] ? __free_pages+0x95/0x1a0
[ 254.112729][ T5403] ? vscnprintf+0x80/0x80
[ 254.117116][ T5403] gfs2_fill_super+0x120f/0x1f00
[ 254.122198][ T5403] ? gfs2_reconfigure+0xd30/0xd30
[ 254.127402][ T5403] ? sb_set_blocksize+0xa5/0xe0
[ 254.132295][ T5403] get_tree_bdev+0x3f1/0x610
[ 254.136956][ T5403] ? gfs2_reconfigure+0xd30/0xd30
[ 254.142015][ T5403] gfs2_get_tree+0x4d/0x1e0
[ 254.146561][ T5403] vfs_get_tree+0x88/0x270
[ 254.151179][ T5403] do_new_mount+0x24a/0xa40
[ 254.155755][ T5403] __se_sys_mount+0x2e3/0x3d0
[ 254.160477][ T5403] ? __x64_sys_mount+0xc0/0xc0
[ 254.165720][ T5403] ? lockdep_hardirqs_on+0x94/0x140
[ 254.171142][ T5403] ? __x64_sys_mount+0x1c/0xc0
[ 254.176031][ T5403] do_syscall_64+0x4c/0xa0
[ 254.180866][ T5403] ? clear_bhb_loop+0x30/0x80
[ 254.185592][ T5403] ? clear_bhb_loop+0x30/0x80
[ 254.190393][ T5403] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 254.196328][ T5403] RIP: 0033:0x7fe90094ef4a
[ 254.200785][ T5403] 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
[ 254.220434][ T5403] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.228895][ T5403] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 254.236910][ T5403] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 254.245016][ T5403] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 254.253027][ T5403] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 254.261124][ T5403] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 254.269258][ T5403]
[ 254.277775][ T5403] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 254.291693][ T5403] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 254.576461][ T5405] loop1: detected capacity change from 0 to 32768
[ 254.622153][ T5405] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.631034][ T5405] CPU: 1 PID: 5405 Comm: syz.1.176 Not tainted syzkaller #0
[ 254.638408][ T5405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 254.648880][ T5405] Call Trace:
[ 254.652295][ T5405]
[ 254.655276][ T5405] dump_stack_lvl+0x188/0x250
[ 254.660110][ T5405] ? show_regs_print_info+0x20/0x20
[ 254.665353][ T5405] ? load_image+0x400/0x400
[ 254.669926][ T5405] sysfs_create_dir_ns+0x26a/0x290
[ 254.675130][ T5405] ? sysfs_warn_dup+0xa0/0xa0
[ 254.679876][ T5405] ? do_raw_spin_unlock+0x11d/0x230
[ 254.685128][ T5405] kobject_add_internal+0x6e0/0xd90
[ 254.690394][ T5405] kobject_init_and_add+0x128/0x190
[ 254.695859][ T5405] ? lockdep_softirqs_off+0x430/0x430
[ 254.701300][ T5405] ? kobject_add+0x230/0x230
[ 254.705960][ T5405] ? __init_swait_queue_head+0xa5/0x150
[ 254.711785][ T5405] gfs2_sys_fs_add+0x24f/0x4b0
[ 254.716783][ T5405] ? gfs2_recover_set+0x240/0x240
[ 254.721954][ T5405] ? snprintf+0xe5/0x140
[ 254.726249][ T5405] ? __free_pages+0x95/0x1a0
[ 254.730898][ T5405] ? vscnprintf+0x80/0x80
[ 254.735293][ T5405] gfs2_fill_super+0x120f/0x1f00
[ 254.740297][ T5405] ? gfs2_reconfigure+0xd30/0xd30
[ 254.745529][ T5405] ? sb_set_blocksize+0xa5/0xe0
[ 254.750439][ T5405] get_tree_bdev+0x3f1/0x610
[ 254.755084][ T5405] ? gfs2_reconfigure+0xd30/0xd30
[ 254.760164][ T5405] gfs2_get_tree+0x4d/0x1e0
[ 254.764728][ T5405] vfs_get_tree+0x88/0x270
[ 254.769443][ T5405] do_new_mount+0x24a/0xa40
[ 254.774302][ T5405] __se_sys_mount+0x2e3/0x3d0
[ 254.779037][ T5405] ? __x64_sys_mount+0xc0/0xc0
[ 254.783980][ T5405] ? lockdep_hardirqs_on+0x94/0x140
[ 254.789430][ T5405] ? __x64_sys_mount+0x1c/0xc0
[ 254.794603][ T5405] do_syscall_64+0x4c/0xa0
[ 254.799089][ T5405] ? clear_bhb_loop+0x30/0x80
[ 254.804073][ T5405] ? clear_bhb_loop+0x30/0x80
[ 254.808880][ T5405] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 254.814815][ T5405] RIP: 0033:0x7fe90094ef4a
[ 254.819272][ T5405] 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
[ 254.839307][ T5405] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.847866][ T5405] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 254.856117][ T5405] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 254.864186][ T5405] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 254.872298][ T5405] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 254.880317][ T5405] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 254.888351][ T5405]
[ 254.897616][ T5405] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 254.911319][ T5405] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.190174][ T5407] loop1: detected capacity change from 0 to 32768
[ 255.278260][ T5407] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 255.287081][ T5407] CPU: 0 PID: 5407 Comm: syz.1.177 Not tainted syzkaller #0
[ 255.294796][ T5407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 255.305133][ T5407] Call Trace:
[ 255.308550][ T5407]
[ 255.311618][ T5407] dump_stack_lvl+0x188/0x250
[ 255.316525][ T5407] ? show_regs_print_info+0x20/0x20
[ 255.322043][ T5407] ? load_image+0x400/0x400
[ 255.326864][ T5407] sysfs_create_dir_ns+0x26a/0x290
[ 255.332386][ T5407] ? sysfs_warn_dup+0xa0/0xa0
[ 255.337124][ T5407] ? do_raw_spin_unlock+0x11d/0x230
[ 255.342481][ T5407] kobject_add_internal+0x6e0/0xd90
[ 255.348008][ T5407] kobject_init_and_add+0x128/0x190
[ 255.353267][ T5407] ? lockdep_softirqs_off+0x430/0x430
[ 255.358706][ T5407] ? kobject_add+0x230/0x230
[ 255.363365][ T5407] ? __init_swait_queue_head+0xa5/0x150
[ 255.368978][ T5407] gfs2_sys_fs_add+0x24f/0x4b0
[ 255.373800][ T5407] ? gfs2_recover_set+0x240/0x240
[ 255.379053][ T5407] ? snprintf+0xe5/0x140
[ 255.383779][ T5407] ? __free_pages+0x95/0x1a0
[ 255.388516][ T5407] ? vscnprintf+0x80/0x80
[ 255.392905][ T5407] gfs2_fill_super+0x120f/0x1f00
[ 255.397904][ T5407] ? gfs2_reconfigure+0xd30/0xd30
[ 255.402991][ T5407] ? sb_set_blocksize+0xa5/0xe0
[ 255.407978][ T5407] get_tree_bdev+0x3f1/0x610
[ 255.412624][ T5407] ? gfs2_reconfigure+0xd30/0xd30
[ 255.417830][ T5407] gfs2_get_tree+0x4d/0x1e0
[ 255.422471][ T5407] vfs_get_tree+0x88/0x270
[ 255.427288][ T5407] do_new_mount+0x24a/0xa40
[ 255.431834][ T5407] __se_sys_mount+0x2e3/0x3d0
[ 255.436680][ T5407] ? __x64_sys_mount+0xc0/0xc0
[ 255.441492][ T5407] ? lockdep_hardirqs_on+0x94/0x140
[ 255.446732][ T5407] ? __x64_sys_mount+0x1c/0xc0
[ 255.451545][ T5407] do_syscall_64+0x4c/0xa0
[ 255.456008][ T5407] ? clear_bhb_loop+0x30/0x80
[ 255.460904][ T5407] ? clear_bhb_loop+0x30/0x80
[ 255.465602][ T5407] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 255.471550][ T5407] RIP: 0033:0x7fe90094ef4a
[ 255.475981][ T5407] 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
[ 255.496075][ T5407] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 255.504540][ T5407] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 255.512643][ T5407] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 255.520907][ T5407] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 255.529071][ T5407] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 255.537151][ T5407] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 255.545148][ T5407]
[ 255.550002][ T5407] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.563387][ T5407] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.950434][ T5409] loop1: detected capacity change from 0 to 32768
[ 256.016800][ T1422] ieee802154 phy0 wpan0: encryption failed: -22
[ 256.023165][ T1422] ieee802154 phy1 wpan1: encryption failed: -22
[ 256.033185][ T5409] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.042466][ T5409] CPU: 1 PID: 5409 Comm: syz.1.178 Not tainted syzkaller #0
[ 256.049830][ T5409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 256.059941][ T5409] Call Trace:
[ 256.063268][ T5409]
[ 256.066334][ T5409] dump_stack_lvl+0x188/0x250
[ 256.071097][ T5409] ? show_regs_print_info+0x20/0x20
[ 256.076534][ T5409] ? load_image+0x400/0x400
[ 256.081104][ T5409] sysfs_create_dir_ns+0x26a/0x290
[ 256.086350][ T5409] ? sysfs_warn_dup+0xa0/0xa0
[ 256.091079][ T5409] ? do_raw_spin_unlock+0x11d/0x230
[ 256.096439][ T5409] kobject_add_internal+0x6e0/0xd90
[ 256.101700][ T5409] kobject_init_and_add+0x128/0x190
[ 256.107062][ T5409] ? lockdep_softirqs_off+0x430/0x430
[ 256.112493][ T5409] ? kobject_add+0x230/0x230
[ 256.117180][ T5409] ? __init_swait_queue_head+0xa5/0x150
[ 256.123043][ T5409] gfs2_sys_fs_add+0x24f/0x4b0
[ 256.128043][ T5409] ? gfs2_recover_set+0x240/0x240
[ 256.133162][ T5409] ? snprintf+0xe5/0x140
[ 256.137557][ T5409] ? __free_pages+0x95/0x1a0
[ 256.142326][ T5409] ? vscnprintf+0x80/0x80
[ 256.146730][ T5409] gfs2_fill_super+0x120f/0x1f00
[ 256.151736][ T5409] ? gfs2_reconfigure+0xd30/0xd30
[ 256.156833][ T5409] ? sb_set_blocksize+0xa5/0xe0
[ 256.161740][ T5409] get_tree_bdev+0x3f1/0x610
[ 256.166911][ T5409] ? gfs2_reconfigure+0xd30/0xd30
[ 256.172606][ T5409] gfs2_get_tree+0x4d/0x1e0
[ 256.177383][ T5409] vfs_get_tree+0x88/0x270
[ 256.182547][ T5409] do_new_mount+0x24a/0xa40
[ 256.187118][ T5409] __se_sys_mount+0x2e3/0x3d0
[ 256.191950][ T5409] ? __x64_sys_mount+0xc0/0xc0
[ 256.196915][ T5409] ? lockdep_hardirqs_on+0x94/0x140
[ 256.202287][ T5409] ? __x64_sys_mount+0x1c/0xc0
[ 256.207118][ T5409] do_syscall_64+0x4c/0xa0
[ 256.211672][ T5409] ? clear_bhb_loop+0x30/0x80
[ 256.216399][ T5409] ? clear_bhb_loop+0x30/0x80
[ 256.221118][ T5409] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 256.227052][ T5409] RIP: 0033:0x7fe90094ef4a
[ 256.231504][ T5409] 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
[ 256.251929][ T5409] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 256.260395][ T5409] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 256.268410][ T5409] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 256.276736][ T5409] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 256.285043][ T5409] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 256.293044][ T5409] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 256.301044][ T5409]
[ 256.306273][ T5409] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 256.320728][ T5409] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 256.705805][ T5411] loop1: detected capacity change from 0 to 32768
[ 256.788854][ T5411] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.796896][ T5411] CPU: 1 PID: 5411 Comm: syz.1.179 Not tainted syzkaller #0
[ 256.804231][ T5411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 256.814425][ T5411] Call Trace:
[ 256.817763][ T5411]
[ 256.820726][ T5411] dump_stack_lvl+0x188/0x250
[ 256.825555][ T5411] ? show_regs_print_info+0x20/0x20
[ 256.830832][ T5411] ? load_image+0x400/0x400
[ 256.835581][ T5411] sysfs_create_dir_ns+0x26a/0x290
[ 256.840754][ T5411] ? sysfs_warn_dup+0xa0/0xa0
[ 256.845603][ T5411] ? do_raw_spin_unlock+0x11d/0x230
[ 256.851028][ T5411] kobject_add_internal+0x6e0/0xd90
[ 256.856313][ T5411] kobject_init_and_add+0x128/0x190
[ 256.862043][ T5411] ? lockdep_softirqs_off+0x430/0x430
[ 256.867603][ T5411] ? kobject_add+0x230/0x230
[ 256.872688][ T5411] ? __init_swait_queue_head+0xa5/0x150
[ 256.878395][ T5411] gfs2_sys_fs_add+0x24f/0x4b0
[ 256.883529][ T5411] ? gfs2_recover_set+0x240/0x240
[ 256.888796][ T5411] ? snprintf+0xe5/0x140
[ 256.893107][ T5411] ? __free_pages+0x95/0x1a0
[ 256.897783][ T5411] ? vscnprintf+0x80/0x80
[ 256.902267][ T5411] gfs2_fill_super+0x120f/0x1f00
[ 256.907386][ T5411] ? gfs2_reconfigure+0xd30/0xd30
[ 256.912952][ T5411] ? sb_set_blocksize+0xa5/0xe0
[ 256.918124][ T5411] get_tree_bdev+0x3f1/0x610
[ 256.922785][ T5411] ? gfs2_reconfigure+0xd30/0xd30
[ 256.928228][ T5411] gfs2_get_tree+0x4d/0x1e0
[ 256.933117][ T5411] vfs_get_tree+0x88/0x270
[ 256.937707][ T5411] do_new_mount+0x24a/0xa40
[ 256.942630][ T5411] __se_sys_mount+0x2e3/0x3d0
[ 256.948016][ T5411] ? __x64_sys_mount+0xc0/0xc0
[ 256.953203][ T5411] ? lockdep_hardirqs_on+0x94/0x140
[ 256.958575][ T5411] ? __x64_sys_mount+0x1c/0xc0
[ 256.963388][ T5411] do_syscall_64+0x4c/0xa0
[ 256.967928][ T5411] ? clear_bhb_loop+0x30/0x80
[ 256.972742][ T5411] ? clear_bhb_loop+0x30/0x80
[ 256.977468][ T5411] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 256.983419][ T5411] RIP: 0033:0x7fe90094ef4a
[ 256.987900][ T5411] 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
[ 257.007542][ T5411] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 257.016063][ T5411] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 257.024291][ T5411] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 257.032312][ T5411] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 257.040478][ T5411] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 257.048474][ T5411] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 257.056482][ T5411]
[ 257.061472][ T5411] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.075424][ T5411] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 257.493588][ T5413] loop1: detected capacity change from 0 to 32768
[ 257.552101][ T5413] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 257.567106][ T5413] CPU: 1 PID: 5413 Comm: syz.1.180 Not tainted syzkaller #0
[ 257.574576][ T5413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 257.585087][ T5413] Call Trace:
[ 257.588433][ T5413]
[ 257.591490][ T5413] dump_stack_lvl+0x188/0x250
[ 257.596227][ T5413] ? show_regs_print_info+0x20/0x20
[ 257.601488][ T5413] ? load_image+0x400/0x400
[ 257.606147][ T5413] sysfs_create_dir_ns+0x26a/0x290
[ 257.611641][ T5413] ? sysfs_warn_dup+0xa0/0xa0
[ 257.616474][ T5413] ? do_raw_spin_unlock+0x11d/0x230
[ 257.621743][ T5413] kobject_add_internal+0x6e0/0xd90
[ 257.627013][ T5413] kobject_init_and_add+0x128/0x190
[ 257.632673][ T5413] ? lockdep_softirqs_off+0x430/0x430
[ 257.638107][ T5413] ? kobject_add+0x230/0x230
[ 257.642981][ T5413] ? __init_swait_queue_head+0xa5/0x150
[ 257.648867][ T5413] gfs2_sys_fs_add+0x24f/0x4b0
[ 257.653811][ T5413] ? gfs2_recover_set+0x240/0x240
[ 257.659077][ T5413] ? snprintf+0xe5/0x140
[ 257.663381][ T5413] ? __free_pages+0x95/0x1a0
[ 257.668031][ T5413] ? vscnprintf+0x80/0x80
[ 257.672423][ T5413] gfs2_fill_super+0x120f/0x1f00
[ 257.677527][ T5413] ? gfs2_reconfigure+0xd30/0xd30
[ 257.682979][ T5413] ? sb_set_blocksize+0xa5/0xe0
[ 257.688062][ T5413] get_tree_bdev+0x3f1/0x610
[ 257.692709][ T5413] ? gfs2_reconfigure+0xd30/0xd30
[ 257.698286][ T5413] gfs2_get_tree+0x4d/0x1e0
[ 257.702927][ T5413] vfs_get_tree+0x88/0x270
[ 257.707466][ T5413] do_new_mount+0x24a/0xa40
[ 257.712212][ T5413] __se_sys_mount+0x2e3/0x3d0
[ 257.717132][ T5413] ? __x64_sys_mount+0xc0/0xc0
[ 257.722090][ T5413] ? lockdep_hardirqs_on+0x94/0x140
[ 257.727366][ T5413] ? __x64_sys_mount+0x1c/0xc0
[ 257.732231][ T5413] do_syscall_64+0x4c/0xa0
[ 257.736828][ T5413] ? clear_bhb_loop+0x30/0x80
[ 257.741577][ T5413] ? clear_bhb_loop+0x30/0x80
[ 257.747003][ T5413] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 257.752962][ T5413] RIP: 0033:0x7fe90094ef4a
[ 257.757524][ T5413] 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
[ 257.777296][ T5413] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 257.785772][ T5413] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 257.794054][ T5413] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 257.802351][ T5413] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 257.810690][ T5413] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 257.818709][ T5413] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 257.827018][ T5413]
[ 257.836718][ T5413] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.850670][ T5413] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 258.186188][ T5415] loop1: detected capacity change from 0 to 32768
[ 258.299003][ T5415] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 258.306556][ T5415] CPU: 1 PID: 5415 Comm: syz.1.181 Not tainted syzkaller #0
[ 258.313988][ T5415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 258.324204][ T5415] Call Trace:
[ 258.327616][ T5415]
[ 258.330594][ T5415] dump_stack_lvl+0x188/0x250
[ 258.335401][ T5415] ? show_regs_print_info+0x20/0x20
[ 258.340665][ T5415] ? load_image+0x400/0x400
[ 258.345234][ T5415] sysfs_create_dir_ns+0x26a/0x290
[ 258.350561][ T5415] ? sysfs_warn_dup+0xa0/0xa0
[ 258.355294][ T5415] ? do_raw_spin_unlock+0x11d/0x230
[ 258.360652][ T5415] kobject_add_internal+0x6e0/0xd90
[ 258.365915][ T5415] kobject_init_and_add+0x128/0x190
[ 258.371200][ T5415] ? lockdep_softirqs_off+0x430/0x430
[ 258.376633][ T5415] ? kobject_add+0x230/0x230
[ 258.381284][ T5415] ? __init_swait_queue_head+0xa5/0x150
[ 258.386891][ T5415] gfs2_sys_fs_add+0x24f/0x4b0
[ 258.391715][ T5415] ? gfs2_recover_set+0x240/0x240
[ 258.397273][ T5415] ? snprintf+0xe5/0x140
[ 258.401658][ T5415] ? __free_pages+0x95/0x1a0
[ 258.406331][ T5415] ? vscnprintf+0x80/0x80
[ 258.410897][ T5415] gfs2_fill_super+0x120f/0x1f00
[ 258.416000][ T5415] ? gfs2_reconfigure+0xd30/0xd30
[ 258.421216][ T5415] ? sb_set_blocksize+0xa5/0xe0
[ 258.426211][ T5415] get_tree_bdev+0x3f1/0x610
[ 258.431022][ T5415] ? gfs2_reconfigure+0xd30/0xd30
[ 258.436117][ T5415] gfs2_get_tree+0x4d/0x1e0
[ 258.440684][ T5415] vfs_get_tree+0x88/0x270
[ 258.445155][ T5415] do_new_mount+0x24a/0xa40
[ 258.449791][ T5415] __se_sys_mount+0x2e3/0x3d0
[ 258.454514][ T5415] ? __x64_sys_mount+0xc0/0xc0
[ 258.459323][ T5415] ? lockdep_hardirqs_on+0x94/0x140
[ 258.464855][ T5415] ? __x64_sys_mount+0x1c/0xc0
[ 258.469788][ T5415] do_syscall_64+0x4c/0xa0
[ 258.474251][ T5415] ? clear_bhb_loop+0x30/0x80
[ 258.478943][ T5415] ? clear_bhb_loop+0x30/0x80
[ 258.483639][ T5415] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 258.489821][ T5415] RIP: 0033:0x7fe90094ef4a
[ 258.494269][ T5415] 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
[ 258.514183][ T5415] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 258.522759][ T5415] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 258.530766][ T5415] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 258.538770][ T5415] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 258.546970][ T5415] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 258.555169][ T5415] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 258.563187][ T5415]
[ 258.568014][ T5415] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 258.581360][ T5415] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:47:53 executed programs: 167
[ 258.977985][ T5417] loop1: detected capacity change from 0 to 32768
[ 258.998384][ T5417] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 259.007248][ T5417] CPU: 0 PID: 5417 Comm: syz.1.182 Not tainted syzkaller #0
[ 259.014602][ T5417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 259.024788][ T5417] Call Trace:
[ 259.028197][ T5417]
[ 259.031175][ T5417] dump_stack_lvl+0x188/0x250
[ 259.035996][ T5417] ? show_regs_print_info+0x20/0x20
[ 259.041245][ T5417] ? load_image+0x400/0x400
[ 259.045820][ T5417] sysfs_create_dir_ns+0x26a/0x290
[ 259.051014][ T5417] ? sysfs_warn_dup+0xa0/0xa0
[ 259.055737][ T5417] ? do_raw_spin_unlock+0x11d/0x230
[ 259.060988][ T5417] kobject_add_internal+0x6e0/0xd90
[ 259.066248][ T5417] kobject_init_and_add+0x128/0x190
[ 259.071522][ T5417] ? lockdep_softirqs_off+0x430/0x430
[ 259.076945][ T5417] ? kobject_add+0x230/0x230
[ 259.081598][ T5417] ? __init_swait_queue_head+0xa5/0x150
[ 259.087206][ T5417] gfs2_sys_fs_add+0x24f/0x4b0
[ 259.092017][ T5417] ? gfs2_recover_set+0x240/0x240
[ 259.097290][ T5417] ? snprintf+0xe5/0x140
[ 259.101609][ T5417] ? __free_pages+0x95/0x1a0
[ 259.106425][ T5417] ? vscnprintf+0x80/0x80
[ 259.110810][ T5417] gfs2_fill_super+0x120f/0x1f00
[ 259.115933][ T5417] ? gfs2_reconfigure+0xd30/0xd30
[ 259.121024][ T5417] ? sb_set_blocksize+0xa5/0xe0
[ 259.125921][ T5417] get_tree_bdev+0x3f1/0x610
[ 259.130575][ T5417] ? gfs2_reconfigure+0xd30/0xd30
[ 259.135663][ T5417] gfs2_get_tree+0x4d/0x1e0
[ 259.140329][ T5417] vfs_get_tree+0x88/0x270
[ 259.144807][ T5417] do_new_mount+0x24a/0xa40
[ 259.149382][ T5417] __se_sys_mount+0x2e3/0x3d0
[ 259.154116][ T5417] ? __x64_sys_mount+0xc0/0xc0
[ 259.158944][ T5417] ? lockdep_hardirqs_on+0x94/0x140
[ 259.164256][ T5417] ? __x64_sys_mount+0x1c/0xc0
[ 259.169075][ T5417] do_syscall_64+0x4c/0xa0
[ 259.173625][ T5417] ? clear_bhb_loop+0x30/0x80
[ 259.178345][ T5417] ? clear_bhb_loop+0x30/0x80
[ 259.183074][ T5417] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 259.189010][ T5417] RIP: 0033:0x7fe90094ef4a
[ 259.193473][ T5417] 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
[ 259.213216][ T5417] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 259.221780][ T5417] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 259.229887][ T5417] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 259.238337][ T5417] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 259.246434][ T5417] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 259.254531][ T5417] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 259.262650][ T5417]
[ 259.267765][ T5417] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.282642][ T5417] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 259.681763][ T5419] loop1: detected capacity change from 0 to 32768
[ 259.692988][ T5419] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 259.702618][ T5419] CPU: 0 PID: 5419 Comm: syz.1.183 Not tainted syzkaller #0
[ 259.710058][ T5419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 259.720410][ T5419] Call Trace:
[ 259.723751][ T5419]
[ 259.726745][ T5419] dump_stack_lvl+0x188/0x250
[ 259.731474][ T5419] ? show_regs_print_info+0x20/0x20
[ 259.736720][ T5419] ? load_image+0x400/0x400
[ 259.741552][ T5419] sysfs_create_dir_ns+0x26a/0x290
[ 259.746807][ T5419] ? sysfs_warn_dup+0xa0/0xa0
[ 259.751805][ T5419] ? do_raw_spin_unlock+0x11d/0x230
[ 259.757147][ T5419] kobject_add_internal+0x6e0/0xd90
[ 259.762421][ T5419] kobject_init_and_add+0x128/0x190
[ 259.767679][ T5419] ? lockdep_softirqs_off+0x430/0x430
[ 259.773408][ T5419] ? kobject_add+0x230/0x230
[ 259.778631][ T5419] ? __init_swait_queue_head+0xa5/0x150
[ 259.784340][ T5419] gfs2_sys_fs_add+0x24f/0x4b0
[ 259.789158][ T5419] ? gfs2_recover_set+0x240/0x240
[ 259.794234][ T5419] ? snprintf+0xe5/0x140
[ 259.798655][ T5419] ? __free_pages+0x95/0x1a0
[ 259.803323][ T5419] ? vscnprintf+0x80/0x80
[ 259.807729][ T5419] gfs2_fill_super+0x120f/0x1f00
[ 259.812739][ T5419] ? gfs2_reconfigure+0xd30/0xd30
[ 259.817839][ T5419] ? sb_set_blocksize+0xa5/0xe0
[ 259.822750][ T5419] get_tree_bdev+0x3f1/0x610
[ 259.827404][ T5419] ? gfs2_reconfigure+0xd30/0xd30
[ 259.832855][ T5419] gfs2_get_tree+0x4d/0x1e0
[ 259.837593][ T5419] vfs_get_tree+0x88/0x270
[ 259.842255][ T5419] do_new_mount+0x24a/0xa40
[ 259.846892][ T5419] __se_sys_mount+0x2e3/0x3d0
[ 259.851780][ T5419] ? __x64_sys_mount+0xc0/0xc0
[ 259.856610][ T5419] ? lockdep_hardirqs_on+0x94/0x140
[ 259.861864][ T5419] ? __x64_sys_mount+0x1c/0xc0
[ 259.866861][ T5419] do_syscall_64+0x4c/0xa0
[ 259.871319][ T5419] ? clear_bhb_loop+0x30/0x80
[ 259.876722][ T5419] ? clear_bhb_loop+0x30/0x80
[ 259.881650][ T5419] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 259.887811][ T5419] RIP: 0033:0x7fe90094ef4a
[ 259.892262][ T5419] 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
[ 259.912628][ T5419] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 259.921385][ T5419] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 259.929487][ T5419] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 259.937786][ T5419] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 259.946062][ T5419] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 259.954368][ T5419] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 259.962404][ T5419]
[ 259.975322][ T5419] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.988804][ T5419] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.401521][ T5421] loop1: detected capacity change from 0 to 32768
[ 260.449140][ T5421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.466341][ T5421] CPU: 0 PID: 5421 Comm: syz.1.184 Not tainted syzkaller #0
[ 260.473807][ T5421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 260.483936][ T5421] Call Trace:
[ 260.487261][ T5421]
[ 260.490409][ T5421] dump_stack_lvl+0x188/0x250
[ 260.495144][ T5421] ? show_regs_print_info+0x20/0x20
[ 260.500389][ T5421] ? load_image+0x400/0x400
[ 260.504953][ T5421] sysfs_create_dir_ns+0x26a/0x290
[ 260.510221][ T5421] ? sysfs_warn_dup+0xa0/0xa0
[ 260.514968][ T5421] ? do_raw_spin_unlock+0x11d/0x230
[ 260.520239][ T5421] kobject_add_internal+0x6e0/0xd90
[ 260.525540][ T5421] kobject_init_and_add+0x128/0x190
[ 260.530885][ T5421] ? lockdep_softirqs_off+0x430/0x430
[ 260.536607][ T5421] ? kobject_add+0x230/0x230
[ 260.541256][ T5421] ? __init_swait_queue_head+0xa5/0x150
[ 260.547075][ T5421] gfs2_sys_fs_add+0x24f/0x4b0
[ 260.551902][ T5421] ? gfs2_recover_set+0x240/0x240
[ 260.556981][ T5421] ? snprintf+0xe5/0x140
[ 260.561263][ T5421] ? __free_pages+0x95/0x1a0
[ 260.566094][ T5421] ? vscnprintf+0x80/0x80
[ 260.570482][ T5421] gfs2_fill_super+0x120f/0x1f00
[ 260.575473][ T5421] ? gfs2_reconfigure+0xd30/0xd30
[ 260.580753][ T5421] ? sb_set_blocksize+0xa5/0xe0
[ 260.585653][ T5421] get_tree_bdev+0x3f1/0x610
[ 260.590293][ T5421] ? gfs2_reconfigure+0xd30/0xd30
[ 260.595368][ T5421] gfs2_get_tree+0x4d/0x1e0
[ 260.600002][ T5421] vfs_get_tree+0x88/0x270
[ 260.604478][ T5421] do_new_mount+0x24a/0xa40
[ 260.609038][ T5421] __se_sys_mount+0x2e3/0x3d0
[ 260.613785][ T5421] ? __x64_sys_mount+0xc0/0xc0
[ 260.618949][ T5421] ? lockdep_hardirqs_on+0x94/0x140
[ 260.624318][ T5421] ? __x64_sys_mount+0x1c/0xc0
[ 260.629136][ T5421] do_syscall_64+0x4c/0xa0
[ 260.633597][ T5421] ? clear_bhb_loop+0x30/0x80
[ 260.638325][ T5421] ? clear_bhb_loop+0x30/0x80
[ 260.643056][ T5421] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 260.649166][ T5421] RIP: 0033:0x7fe90094ef4a
[ 260.653632][ T5421] 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
[ 260.673453][ T5421] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.681953][ T5421] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 260.690055][ T5421] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 260.698072][ T5421] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 260.706082][ T5421] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 260.714092][ T5421] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 260.722255][ T5421]
[ 260.727210][ T5421] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 260.740923][ T5421] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 261.177758][ T5423] loop1: detected capacity change from 0 to 32768
[ 261.189870][ T5423] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 261.197732][ T5423] CPU: 0 PID: 5423 Comm: syz.1.185 Not tainted syzkaller #0
[ 261.205070][ T5423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 261.215265][ T5423] Call Trace:
[ 261.218592][ T5423]
[ 261.221563][ T5423] dump_stack_lvl+0x188/0x250
[ 261.226312][ T5423] ? show_regs_print_info+0x20/0x20
[ 261.231568][ T5423] ? load_image+0x400/0x400
[ 261.236127][ T5423] sysfs_create_dir_ns+0x26a/0x290
[ 261.241319][ T5423] ? sysfs_warn_dup+0xa0/0xa0
[ 261.246107][ T5423] ? do_raw_spin_unlock+0x11d/0x230
[ 261.251443][ T5423] kobject_add_internal+0x6e0/0xd90
[ 261.256692][ T5423] kobject_init_and_add+0x128/0x190
[ 261.261945][ T5423] ? lockdep_softirqs_off+0x430/0x430
[ 261.267377][ T5423] ? kobject_add+0x230/0x230
[ 261.272127][ T5423] ? __init_swait_queue_head+0xa5/0x150
[ 261.278009][ T5423] gfs2_sys_fs_add+0x24f/0x4b0
[ 261.282813][ T5423] ? gfs2_recover_set+0x240/0x240
[ 261.287872][ T5423] ? snprintf+0xe5/0x140
[ 261.292148][ T5423] ? __free_pages+0x95/0x1a0
[ 261.296778][ T5423] ? vscnprintf+0x80/0x80
[ 261.301150][ T5423] gfs2_fill_super+0x120f/0x1f00
[ 261.306224][ T5423] ? gfs2_reconfigure+0xd30/0xd30
[ 261.311333][ T5423] ? sb_set_blocksize+0xa5/0xe0
[ 261.316309][ T5423] get_tree_bdev+0x3f1/0x610
[ 261.320949][ T5423] ? gfs2_reconfigure+0xd30/0xd30
[ 261.326126][ T5423] gfs2_get_tree+0x4d/0x1e0
[ 261.330735][ T5423] vfs_get_tree+0x88/0x270
[ 261.335165][ T5423] do_new_mount+0x24a/0xa40
[ 261.339681][ T5423] __se_sys_mount+0x2e3/0x3d0
[ 261.344371][ T5423] ? __x64_sys_mount+0xc0/0xc0
[ 261.349155][ T5423] ? lockdep_hardirqs_on+0x94/0x140
[ 261.354455][ T5423] ? __x64_sys_mount+0x1c/0xc0
[ 261.359265][ T5423] do_syscall_64+0x4c/0xa0
[ 261.363717][ T5423] ? clear_bhb_loop+0x30/0x80
[ 261.368843][ T5423] ? clear_bhb_loop+0x30/0x80
[ 261.373618][ T5423] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 261.379533][ T5423] RIP: 0033:0x7fe90094ef4a
[ 261.383969][ T5423] 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
[ 261.403917][ T5423] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 261.412793][ T5423] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 261.420977][ T5423] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 261.429093][ T5423] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 261.437085][ T5423] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 261.445199][ T5423] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 261.453219][ T5423]
[ 261.458232][ T5423] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 261.472514][ T5423] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 261.897543][ T5425] loop1: detected capacity change from 0 to 32768
[ 261.999111][ T5425] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 262.007836][ T5425] CPU: 1 PID: 5425 Comm: syz.1.186 Not tainted syzkaller #0
[ 262.015281][ T5425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 262.025377][ T5425] Call Trace:
[ 262.028876][ T5425]
[ 262.031853][ T5425] dump_stack_lvl+0x188/0x250
[ 262.036759][ T5425] ? show_regs_print_info+0x20/0x20
[ 262.042008][ T5425] ? load_image+0x400/0x400
[ 262.046567][ T5425] sysfs_create_dir_ns+0x26a/0x290
[ 262.051731][ T5425] ? sysfs_warn_dup+0xa0/0xa0
[ 262.056463][ T5425] ? do_raw_spin_unlock+0x11d/0x230
[ 262.061707][ T5425] kobject_add_internal+0x6e0/0xd90
[ 262.066958][ T5425] kobject_init_and_add+0x128/0x190
[ 262.072226][ T5425] ? lockdep_softirqs_off+0x430/0x430
[ 262.077664][ T5425] ? kobject_add+0x230/0x230
[ 262.082309][ T5425] ? __init_swait_queue_head+0xa5/0x150
[ 262.087913][ T5425] gfs2_sys_fs_add+0x24f/0x4b0
[ 262.092724][ T5425] ? gfs2_recover_set+0x240/0x240
[ 262.097785][ T5425] ? snprintf+0xe5/0x140
[ 262.102061][ T5425] ? __free_pages+0x95/0x1a0
[ 262.106879][ T5425] ? vscnprintf+0x80/0x80
[ 262.111352][ T5425] gfs2_fill_super+0x120f/0x1f00
[ 262.116358][ T5425] ? gfs2_reconfigure+0xd30/0xd30
[ 262.121540][ T5425] ? sb_set_blocksize+0xa5/0xe0
[ 262.126541][ T5425] get_tree_bdev+0x3f1/0x610
[ 262.131189][ T5425] ? gfs2_reconfigure+0xd30/0xd30
[ 262.136296][ T5425] gfs2_get_tree+0x4d/0x1e0
[ 262.140852][ T5425] vfs_get_tree+0x88/0x270
[ 262.145317][ T5425] do_new_mount+0x24a/0xa40
[ 262.149876][ T5425] __se_sys_mount+0x2e3/0x3d0
[ 262.154614][ T5425] ? __x64_sys_mount+0xc0/0xc0
[ 262.159431][ T5425] ? lockdep_hardirqs_on+0x94/0x140
[ 262.164797][ T5425] ? __x64_sys_mount+0x1c/0xc0
[ 262.169616][ T5425] do_syscall_64+0x4c/0xa0
[ 262.174087][ T5425] ? clear_bhb_loop+0x30/0x80
[ 262.178801][ T5425] ? clear_bhb_loop+0x30/0x80
[ 262.183611][ T5425] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 262.189555][ T5425] RIP: 0033:0x7fe90094ef4a
[ 262.194277][ T5425] 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
[ 262.213952][ T5425] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 262.222425][ T5425] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 262.230444][ T5425] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 262.238454][ T5425] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 262.246597][ T5425] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 262.254618][ T5425] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 262.262650][ T5425]
[ 262.268119][ T5425] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 262.282532][ T5425] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 262.668148][ T5427] loop1: detected capacity change from 0 to 32768
[ 262.683002][ T5427] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 262.690856][ T5427] CPU: 1 PID: 5427 Comm: syz.1.187 Not tainted syzkaller #0
[ 262.698204][ T5427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 262.708303][ T5427] Call Trace:
[ 262.711635][ T5427]
[ 262.714608][ T5427] dump_stack_lvl+0x188/0x250
[ 262.719429][ T5427] ? show_regs_print_info+0x20/0x20
[ 262.724667][ T5427] ? load_image+0x400/0x400
[ 262.729237][ T5427] sysfs_create_dir_ns+0x26a/0x290
[ 262.734409][ T5427] ? sysfs_warn_dup+0xa0/0xa0
[ 262.739220][ T5427] ? do_raw_spin_unlock+0x11d/0x230
[ 262.744465][ T5427] kobject_add_internal+0x6e0/0xd90
[ 262.749716][ T5427] kobject_init_and_add+0x128/0x190
[ 262.755053][ T5427] ? lockdep_softirqs_off+0x430/0x430
[ 262.760502][ T5427] ? kobject_add+0x230/0x230
[ 262.765143][ T5427] ? __init_swait_queue_head+0xa5/0x150
[ 262.770744][ T5427] gfs2_sys_fs_add+0x24f/0x4b0
[ 262.775670][ T5427] ? gfs2_recover_set+0x240/0x240
[ 262.780747][ T5427] ? snprintf+0xe5/0x140
[ 262.785122][ T5427] ? __free_pages+0x95/0x1a0
[ 262.789769][ T5427] ? vscnprintf+0x80/0x80
[ 262.794248][ T5427] gfs2_fill_super+0x120f/0x1f00
[ 262.799240][ T5427] ? gfs2_reconfigure+0xd30/0xd30
[ 262.804413][ T5427] ? sb_set_blocksize+0xa5/0xe0
[ 262.809313][ T5427] get_tree_bdev+0x3f1/0x610
[ 262.813989][ T5427] ? gfs2_reconfigure+0xd30/0xd30
[ 262.819061][ T5427] gfs2_get_tree+0x4d/0x1e0
[ 262.823639][ T5427] vfs_get_tree+0x88/0x270
[ 262.828113][ T5427] do_new_mount+0x24a/0xa40
[ 262.832693][ T5427] __se_sys_mount+0x2e3/0x3d0
[ 262.837420][ T5427] ? __x64_sys_mount+0xc0/0xc0
[ 262.842230][ T5427] ? lockdep_hardirqs_on+0x94/0x140
[ 262.847475][ T5427] ? __x64_sys_mount+0x1c/0xc0
[ 262.852678][ T5427] do_syscall_64+0x4c/0xa0
[ 262.857146][ T5427] ? clear_bhb_loop+0x30/0x80
[ 262.861866][ T5427] ? clear_bhb_loop+0x30/0x80
[ 262.866597][ T5427] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 262.872674][ T5427] RIP: 0033:0x7fe90094ef4a
[ 262.877238][ T5427] 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
[ 262.897198][ T5427] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 262.906217][ T5427] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 262.914238][ T5427] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 262.922412][ T5427] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 262.930395][ T5427] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 262.938393][ T5427] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 262.946689][ T5427]
[ 262.951252][ T5427] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 262.964753][ T5427] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.367148][ T5429] loop1: detected capacity change from 0 to 32768
[ 263.424288][ T5429] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 263.431753][ T5429] CPU: 1 PID: 5429 Comm: syz.1.188 Not tainted syzkaller #0
[ 263.439540][ T5429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 263.449643][ T5429] Call Trace:
[ 263.452961][ T5429]
[ 263.455939][ T5429] dump_stack_lvl+0x188/0x250
[ 263.460665][ T5429] ? show_regs_print_info+0x20/0x20
[ 263.466050][ T5429] ? load_image+0x400/0x400
[ 263.470615][ T5429] sysfs_create_dir_ns+0x26a/0x290
[ 263.475809][ T5429] ? sysfs_warn_dup+0xa0/0xa0
[ 263.480711][ T5429] ? do_raw_spin_unlock+0x11d/0x230
[ 263.485958][ T5429] kobject_add_internal+0x6e0/0xd90
[ 263.491653][ T5429] kobject_init_and_add+0x128/0x190
[ 263.497321][ T5429] ? lockdep_softirqs_off+0x430/0x430
[ 263.502783][ T5429] ? kobject_add+0x230/0x230
[ 263.507541][ T5429] ? __init_swait_queue_head+0xa5/0x150
[ 263.513143][ T5429] gfs2_sys_fs_add+0x24f/0x4b0
[ 263.518049][ T5429] ? gfs2_recover_set+0x240/0x240
[ 263.523124][ T5429] ? snprintf+0xe5/0x140
[ 263.527581][ T5429] ? __free_pages+0x95/0x1a0
[ 263.532227][ T5429] ? vscnprintf+0x80/0x80
[ 263.536618][ T5429] gfs2_fill_super+0x120f/0x1f00
[ 263.541630][ T5429] ? gfs2_reconfigure+0xd30/0xd30
[ 263.546716][ T5429] ? sb_set_blocksize+0xa5/0xe0
[ 263.551620][ T5429] get_tree_bdev+0x3f1/0x610
[ 263.556254][ T5429] ? gfs2_reconfigure+0xd30/0xd30
[ 263.561325][ T5429] gfs2_get_tree+0x4d/0x1e0
[ 263.565879][ T5429] vfs_get_tree+0x88/0x270
[ 263.570344][ T5429] do_new_mount+0x24a/0xa40
[ 263.574980][ T5429] __se_sys_mount+0x2e3/0x3d0
[ 263.579703][ T5429] ? __x64_sys_mount+0xc0/0xc0
[ 263.584512][ T5429] ? lockdep_hardirqs_on+0x94/0x140
[ 263.589744][ T5429] ? __x64_sys_mount+0x1c/0xc0
[ 263.594553][ T5429] do_syscall_64+0x4c/0xa0
[ 263.599025][ T5429] ? clear_bhb_loop+0x30/0x80
[ 263.603742][ T5429] ? clear_bhb_loop+0x30/0x80
[ 263.608572][ T5429] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 263.614609][ T5429] RIP: 0033:0x7fe90094ef4a
[ 263.619270][ T5429] 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
[ 263.639729][ T5429] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.648284][ T5429] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 263.656845][ T5429] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 263.664956][ T5429] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 263.673082][ T5429] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 263.681199][ T5429] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 263.689527][ T5429]
[ 263.705757][ T5429] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 263.719782][ T5429] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.998272][ T5431] loop1: detected capacity change from 0 to 32768
[ 264.013269][ T5431] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 264.022930][ T5431] CPU: 0 PID: 5431 Comm: syz.1.189 Not tainted syzkaller #0
[ 264.030394][ T5431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 264.040671][ T5431] Call Trace:
[ 264.044001][ T5431]
[ 264.046973][ T5431] dump_stack_lvl+0x188/0x250
[ 264.051700][ T5431] ? show_regs_print_info+0x20/0x20
[ 264.056944][ T5431] ? load_image+0x400/0x400
[ 264.061518][ T5431] sysfs_create_dir_ns+0x26a/0x290
[ 264.066701][ T5431] ? sysfs_warn_dup+0xa0/0xa0
[ 264.071426][ T5431] ? do_raw_spin_unlock+0x11d/0x230
[ 264.076689][ T5431] kobject_add_internal+0x6e0/0xd90
[ 264.081989][ T5431] kobject_init_and_add+0x128/0x190
[ 264.087323][ T5431] ? lockdep_softirqs_off+0x430/0x430
[ 264.092762][ T5431] ? kobject_add+0x230/0x230
[ 264.097412][ T5431] ? __init_swait_queue_head+0xa5/0x150
[ 264.103115][ T5431] gfs2_sys_fs_add+0x24f/0x4b0
[ 264.107932][ T5431] ? gfs2_recover_set+0x240/0x240
[ 264.113001][ T5431] ? snprintf+0xe5/0x140
[ 264.117284][ T5431] ? __free_pages+0x95/0x1a0
[ 264.121926][ T5431] ? vscnprintf+0x80/0x80
[ 264.126308][ T5431] gfs2_fill_super+0x120f/0x1f00
[ 264.131304][ T5431] ? gfs2_reconfigure+0xd30/0xd30
[ 264.136487][ T5431] ? sb_set_blocksize+0xa5/0xe0
[ 264.141478][ T5431] get_tree_bdev+0x3f1/0x610
[ 264.146103][ T5431] ? gfs2_reconfigure+0xd30/0xd30
[ 264.151172][ T5431] gfs2_get_tree+0x4d/0x1e0
[ 264.155807][ T5431] vfs_get_tree+0x88/0x270
[ 264.160276][ T5431] do_new_mount+0x24a/0xa40
[ 264.164845][ T5431] __se_sys_mount+0x2e3/0x3d0
[ 264.169576][ T5431] ? __x64_sys_mount+0xc0/0xc0
[ 264.174405][ T5431] ? lockdep_hardirqs_on+0x94/0x140
[ 264.180080][ T5431] ? __x64_sys_mount+0x1c/0xc0
[ 264.184882][ T5431] do_syscall_64+0x4c/0xa0
[ 264.189332][ T5431] ? clear_bhb_loop+0x30/0x80
[ 264.194212][ T5431] ? clear_bhb_loop+0x30/0x80
[ 264.198946][ T5431] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 264.204883][ T5431] RIP: 0033:0x7fe90094ef4a
[ 264.209338][ T5431] 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
[ 264.228985][ T5431] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 264.237452][ T5431] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 264.245469][ T5431] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 264.253481][ T5431] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 264.261500][ T5431] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 264.269720][ T5431] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 264.277765][ T5431]
[ 264.290303][ T5431] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 264.304429][ T5431] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:47:59 executed programs: 175
[ 264.703465][ T5433] loop1: detected capacity change from 0 to 32768
[ 264.754216][ T5433] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 264.762080][ T5433] CPU: 0 PID: 5433 Comm: syz.1.190 Not tainted syzkaller #0
[ 264.769443][ T5433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 264.779637][ T5433] Call Trace:
[ 264.782971][ T5433]
[ 264.785941][ T5433] dump_stack_lvl+0x188/0x250
[ 264.790677][ T5433] ? show_regs_print_info+0x20/0x20
[ 264.795920][ T5433] ? load_image+0x400/0x400
[ 264.800667][ T5433] sysfs_create_dir_ns+0x26a/0x290
[ 264.805836][ T5433] ? sysfs_warn_dup+0xa0/0xa0
[ 264.810653][ T5433] ? do_raw_spin_unlock+0x11d/0x230
[ 264.815907][ T5433] kobject_add_internal+0x6e0/0xd90
[ 264.821544][ T5433] kobject_init_and_add+0x128/0x190
[ 264.826814][ T5433] ? lockdep_softirqs_off+0x430/0x430
[ 264.832253][ T5433] ? kobject_add+0x230/0x230
[ 264.836905][ T5433] ? __init_swait_queue_head+0xa5/0x150
[ 264.842696][ T5433] gfs2_sys_fs_add+0x24f/0x4b0
[ 264.847517][ T5433] ? gfs2_recover_set+0x240/0x240
[ 264.852779][ T5433] ? snprintf+0xe5/0x140
[ 264.857065][ T5433] ? __free_pages+0x95/0x1a0
[ 264.861770][ T5433] ? vscnprintf+0x80/0x80
[ 264.866151][ T5433] gfs2_fill_super+0x120f/0x1f00
[ 264.871255][ T5433] ? gfs2_reconfigure+0xd30/0xd30
[ 264.876338][ T5433] ? sb_set_blocksize+0xa5/0xe0
[ 264.881401][ T5433] get_tree_bdev+0x3f1/0x610
[ 264.886138][ T5433] ? gfs2_reconfigure+0xd30/0xd30
[ 264.891302][ T5433] gfs2_get_tree+0x4d/0x1e0
[ 264.895848][ T5433] vfs_get_tree+0x88/0x270
[ 264.900322][ T5433] do_new_mount+0x24a/0xa40
[ 264.904897][ T5433] __se_sys_mount+0x2e3/0x3d0
[ 264.909656][ T5433] ? __x64_sys_mount+0xc0/0xc0
[ 264.914834][ T5433] ? lockdep_hardirqs_on+0x94/0x140
[ 264.920176][ T5433] ? __x64_sys_mount+0x1c/0xc0
[ 264.924996][ T5433] do_syscall_64+0x4c/0xa0
[ 264.929451][ T5433] ? clear_bhb_loop+0x30/0x80
[ 264.934261][ T5433] ? clear_bhb_loop+0x30/0x80
[ 264.938987][ T5433] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 264.944931][ T5433] RIP: 0033:0x7fe90094ef4a
[ 264.949383][ T5433] 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
[ 264.969222][ T5433] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 264.977688][ T5433] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 264.985773][ T5433] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 264.993793][ T5433] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 265.001807][ T5433] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 265.010286][ T5433] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 265.018408][ T5433]
[ 265.027753][ T5433] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.041831][ T5433] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 265.419688][ T5435] loop1: detected capacity change from 0 to 32768
[ 265.498286][ T5435] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.507126][ T5435] CPU: 1 PID: 5435 Comm: syz.1.191 Not tainted syzkaller #0
[ 265.514560][ T5435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 265.524811][ T5435] Call Trace:
[ 265.528310][ T5435]
[ 265.531287][ T5435] dump_stack_lvl+0x188/0x250
[ 265.536023][ T5435] ? show_regs_print_info+0x20/0x20
[ 265.541384][ T5435] ? load_image+0x400/0x400
[ 265.545949][ T5435] sysfs_create_dir_ns+0x26a/0x290
[ 265.551646][ T5435] ? sysfs_warn_dup+0xa0/0xa0
[ 265.556380][ T5435] ? do_raw_spin_unlock+0x11d/0x230
[ 265.561651][ T5435] kobject_add_internal+0x6e0/0xd90
[ 265.567084][ T5435] kobject_init_and_add+0x128/0x190
[ 265.572335][ T5435] ? lockdep_softirqs_off+0x430/0x430
[ 265.577774][ T5435] ? kobject_add+0x230/0x230
[ 265.582436][ T5435] ? __init_swait_queue_head+0xa5/0x150
[ 265.588383][ T5435] gfs2_sys_fs_add+0x24f/0x4b0
[ 265.593202][ T5435] ? gfs2_recover_set+0x240/0x240
[ 265.598718][ T5435] ? snprintf+0xe5/0x140
[ 265.603176][ T5435] ? __free_pages+0x95/0x1a0
[ 265.607940][ T5435] ? vscnprintf+0x80/0x80
[ 265.612418][ T5435] gfs2_fill_super+0x120f/0x1f00
[ 265.617413][ T5435] ? gfs2_reconfigure+0xd30/0xd30
[ 265.622676][ T5435] ? sb_set_blocksize+0xa5/0xe0
[ 265.627592][ T5435] get_tree_bdev+0x3f1/0x610
[ 265.632237][ T5435] ? gfs2_reconfigure+0xd30/0xd30
[ 265.637310][ T5435] gfs2_get_tree+0x4d/0x1e0
[ 265.641881][ T5435] vfs_get_tree+0x88/0x270
[ 265.646730][ T5435] do_new_mount+0x24a/0xa40
[ 265.651299][ T5435] __se_sys_mount+0x2e3/0x3d0
[ 265.656120][ T5435] ? __x64_sys_mount+0xc0/0xc0
[ 265.660935][ T5435] ? lockdep_hardirqs_on+0x94/0x140
[ 265.666174][ T5435] ? __x64_sys_mount+0x1c/0xc0
[ 265.671217][ T5435] do_syscall_64+0x4c/0xa0
[ 265.675642][ T5435] ? clear_bhb_loop+0x30/0x80
[ 265.680336][ T5435] ? clear_bhb_loop+0x30/0x80
[ 265.685039][ T5435] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 265.691508][ T5435] RIP: 0033:0x7fe90094ef4a
[ 265.695964][ T5435] 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
[ 265.715583][ T5435] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.724106][ T5435] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 265.732480][ T5435] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 265.740574][ T5435] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 265.748557][ T5435] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 265.756625][ T5435] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 265.764641][ T5435]
[ 265.769923][ T5435] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.783226][ T5435] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 266.173820][ T5437] loop1: detected capacity change from 0 to 32768
[ 266.213991][ T5437] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 266.221577][ T5437] CPU: 1 PID: 5437 Comm: syz.1.192 Not tainted syzkaller #0
[ 266.228906][ T5437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 266.239206][ T5437] Call Trace:
[ 266.242527][ T5437]
[ 266.245501][ T5437] dump_stack_lvl+0x188/0x250
[ 266.250245][ T5437] ? show_regs_print_info+0x20/0x20
[ 266.255581][ T5437] ? load_image+0x400/0x400
[ 266.260185][ T5437] sysfs_create_dir_ns+0x26a/0x290
[ 266.265548][ T5437] ? sysfs_warn_dup+0xa0/0xa0
[ 266.270576][ T5437] ? do_raw_spin_unlock+0x11d/0x230
[ 266.276252][ T5437] kobject_add_internal+0x6e0/0xd90
[ 266.281517][ T5437] kobject_init_and_add+0x128/0x190
[ 266.286869][ T5437] ? lockdep_softirqs_off+0x430/0x430
[ 266.292477][ T5437] ? kobject_add+0x230/0x230
[ 266.297128][ T5437] ? __init_swait_queue_head+0xa5/0x150
[ 266.302759][ T5437] gfs2_sys_fs_add+0x24f/0x4b0
[ 266.307704][ T5437] ? gfs2_recover_set+0x240/0x240
[ 266.312780][ T5437] ? snprintf+0xe5/0x140
[ 266.317238][ T5437] ? __free_pages+0x95/0x1a0
[ 266.321966][ T5437] ? vscnprintf+0x80/0x80
[ 266.326390][ T5437] gfs2_fill_super+0x120f/0x1f00
[ 266.331409][ T5437] ? gfs2_reconfigure+0xd30/0xd30
[ 266.337054][ T5437] ? sb_set_blocksize+0xa5/0xe0
[ 266.342041][ T5437] get_tree_bdev+0x3f1/0x610
[ 266.346764][ T5437] ? gfs2_reconfigure+0xd30/0xd30
[ 266.351933][ T5437] gfs2_get_tree+0x4d/0x1e0
[ 266.356489][ T5437] vfs_get_tree+0x88/0x270
[ 266.361181][ T5437] do_new_mount+0x24a/0xa40
[ 266.365949][ T5437] __se_sys_mount+0x2e3/0x3d0
[ 266.370682][ T5437] ? __x64_sys_mount+0xc0/0xc0
[ 266.375500][ T5437] ? lockdep_hardirqs_on+0x94/0x140
[ 266.380760][ T5437] ? __x64_sys_mount+0x1c/0xc0
[ 266.385796][ T5437] do_syscall_64+0x4c/0xa0
[ 266.390445][ T5437] ? clear_bhb_loop+0x30/0x80
[ 266.395166][ T5437] ? clear_bhb_loop+0x30/0x80
[ 266.399891][ T5437] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 266.405838][ T5437] RIP: 0033:0x7fe90094ef4a
[ 266.410479][ T5437] 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
[ 266.430503][ T5437] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 266.439171][ T5437] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 266.447281][ T5437] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 266.455382][ T5437] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 266.463406][ T5437] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 266.471776][ T5437] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 266.479812][ T5437]
[ 266.497493][ T5437] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 266.511178][ T5437] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 266.912747][ T5439] loop1: detected capacity change from 0 to 32768
[ 266.972149][ T5439] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 266.983320][ T5439] CPU: 1 PID: 5439 Comm: syz.1.193 Not tainted syzkaller #0
[ 266.991742][ T5439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 267.002098][ T5439] Call Trace:
[ 267.005519][ T5439]
[ 267.008781][ T5439] dump_stack_lvl+0x188/0x250
[ 267.013859][ T5439] ? show_regs_print_info+0x20/0x20
[ 267.019329][ T5439] ? load_image+0x400/0x400
[ 267.023997][ T5439] sysfs_create_dir_ns+0x26a/0x290
[ 267.029387][ T5439] ? sysfs_warn_dup+0xa0/0xa0
[ 267.034695][ T5439] ? do_raw_spin_unlock+0x11d/0x230
[ 267.040726][ T5439] kobject_add_internal+0x6e0/0xd90
[ 267.046251][ T5439] kobject_init_and_add+0x128/0x190
[ 267.051794][ T5439] ? lockdep_softirqs_off+0x430/0x430
[ 267.057930][ T5439] ? kobject_add+0x230/0x230
[ 267.064412][ T5439] ? __init_swait_queue_head+0xa5/0x150
[ 267.070109][ T5439] gfs2_sys_fs_add+0x24f/0x4b0
[ 267.075421][ T5439] ? gfs2_recover_set+0x240/0x240
[ 267.080853][ T5439] ? snprintf+0xe5/0x140
[ 267.085269][ T5439] ? __free_pages+0x95/0x1a0
[ 267.090010][ T5439] ? vscnprintf+0x80/0x80
[ 267.094759][ T5439] gfs2_fill_super+0x120f/0x1f00
[ 267.100892][ T5439] ? gfs2_reconfigure+0xd30/0xd30
[ 267.106234][ T5439] ? sb_set_blocksize+0xa5/0xe0
[ 267.111136][ T5439] get_tree_bdev+0x3f1/0x610
[ 267.115783][ T5439] ? gfs2_reconfigure+0xd30/0xd30
[ 267.121065][ T5439] gfs2_get_tree+0x4d/0x1e0
[ 267.125820][ T5439] vfs_get_tree+0x88/0x270
[ 267.130291][ T5439] do_new_mount+0x24a/0xa40
[ 267.134938][ T5439] __se_sys_mount+0x2e3/0x3d0
[ 267.139697][ T5439] ? __x64_sys_mount+0xc0/0xc0
[ 267.144512][ T5439] ? lockdep_hardirqs_on+0x94/0x140
[ 267.149880][ T5439] ? __x64_sys_mount+0x1c/0xc0
[ 267.154690][ T5439] do_syscall_64+0x4c/0xa0
[ 267.159237][ T5439] ? clear_bhb_loop+0x30/0x80
[ 267.164309][ T5439] ? clear_bhb_loop+0x30/0x80
[ 267.169033][ T5439] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 267.175137][ T5439] RIP: 0033:0x7fe90094ef4a
[ 267.179593][ T5439] 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
[ 267.199847][ T5439] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 267.208408][ T5439] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 267.216791][ T5439] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 267.224905][ T5439] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 267.233236][ T5439] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 267.241666][ T5439] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 267.249698][ T5439]
[ 267.258795][ T5439] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.273128][ T5439] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 267.558227][ T5441] loop1: detected capacity change from 0 to 32768
[ 267.576813][ T5441] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 267.584971][ T5441] CPU: 1 PID: 5441 Comm: syz.1.194 Not tainted syzkaller #0
[ 267.592567][ T5441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 267.602662][ T5441] Call Trace:
[ 267.606069][ T5441]
[ 267.609042][ T5441] dump_stack_lvl+0x188/0x250
[ 267.614111][ T5441] ? show_regs_print_info+0x20/0x20
[ 267.619367][ T5441] ? load_image+0x400/0x400
[ 267.624097][ T5441] sysfs_create_dir_ns+0x26a/0x290
[ 267.629261][ T5441] ? sysfs_warn_dup+0xa0/0xa0
[ 267.634076][ T5441] ? do_raw_spin_unlock+0x11d/0x230
[ 267.639518][ T5441] kobject_add_internal+0x6e0/0xd90
[ 267.644783][ T5441] kobject_init_and_add+0x128/0x190
[ 267.650123][ T5441] ? lockdep_softirqs_off+0x430/0x430
[ 267.655674][ T5441] ? kobject_add+0x230/0x230
[ 267.660410][ T5441] ? __init_swait_queue_head+0xa5/0x150
[ 267.666215][ T5441] gfs2_sys_fs_add+0x24f/0x4b0
[ 267.671226][ T5441] ? gfs2_recover_set+0x240/0x240
[ 267.676327][ T5441] ? snprintf+0xe5/0x140
[ 267.680681][ T5441] ? __free_pages+0x95/0x1a0
[ 267.685316][ T5441] ? vscnprintf+0x80/0x80
[ 267.689709][ T5441] gfs2_fill_super+0x120f/0x1f00
[ 267.694798][ T5441] ? gfs2_reconfigure+0xd30/0xd30
[ 267.699883][ T5441] ? sb_set_blocksize+0xa5/0xe0
[ 267.704774][ T5441] get_tree_bdev+0x3f1/0x610
[ 267.709411][ T5441] ? gfs2_reconfigure+0xd30/0xd30
[ 267.714484][ T5441] gfs2_get_tree+0x4d/0x1e0
[ 267.719050][ T5441] vfs_get_tree+0x88/0x270
[ 267.723520][ T5441] do_new_mount+0x24a/0xa40
[ 267.728168][ T5441] __se_sys_mount+0x2e3/0x3d0
[ 267.732901][ T5441] ? __x64_sys_mount+0xc0/0xc0
[ 267.737720][ T5441] ? lockdep_hardirqs_on+0x94/0x140
[ 267.742958][ T5441] ? __x64_sys_mount+0x1c/0xc0
[ 267.747776][ T5441] do_syscall_64+0x4c/0xa0
[ 267.752233][ T5441] ? clear_bhb_loop+0x30/0x80
[ 267.756950][ T5441] ? clear_bhb_loop+0x30/0x80
[ 267.761668][ T5441] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 267.767650][ T5441] RIP: 0033:0x7fe90094ef4a
[ 267.772203][ T5441] 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
[ 267.792414][ T5441] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 267.800876][ T5441] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 267.808935][ T5441] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 267.817050][ T5441] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 267.825247][ T5441] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 267.833374][ T5441] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 267.841435][ T5441]
[ 267.849945][ T5441] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.863779][ T5441] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.145145][ T5443] loop1: detected capacity change from 0 to 32768
[ 268.198820][ T5443] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.206617][ T5443] CPU: 0 PID: 5443 Comm: syz.1.195 Not tainted syzkaller #0
[ 268.213958][ T5443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 268.224068][ T5443] Call Trace:
[ 268.227430][ T5443]
[ 268.230428][ T5443] dump_stack_lvl+0x188/0x250
[ 268.235162][ T5443] ? show_regs_print_info+0x20/0x20
[ 268.240407][ T5443] ? load_image+0x400/0x400
[ 268.245053][ T5443] sysfs_create_dir_ns+0x26a/0x290
[ 268.250223][ T5443] ? sysfs_warn_dup+0xa0/0xa0
[ 268.254972][ T5443] ? do_raw_spin_unlock+0x11d/0x230
[ 268.260228][ T5443] kobject_add_internal+0x6e0/0xd90
[ 268.265494][ T5443] kobject_init_and_add+0x128/0x190
[ 268.270751][ T5443] ? lockdep_softirqs_off+0x430/0x430
[ 268.276178][ T5443] ? kobject_add+0x230/0x230
[ 268.280994][ T5443] ? __init_swait_queue_head+0xa5/0x150
[ 268.286590][ T5443] gfs2_sys_fs_add+0x24f/0x4b0
[ 268.291397][ T5443] ? gfs2_recover_set+0x240/0x240
[ 268.296637][ T5443] ? snprintf+0xe5/0x140
[ 268.301098][ T5443] ? __free_pages+0x95/0x1a0
[ 268.305742][ T5443] ? vscnprintf+0x80/0x80
[ 268.310129][ T5443] gfs2_fill_super+0x120f/0x1f00
[ 268.315224][ T5443] ? gfs2_reconfigure+0xd30/0xd30
[ 268.320313][ T5443] ? sb_set_blocksize+0xa5/0xe0
[ 268.325211][ T5443] get_tree_bdev+0x3f1/0x610
[ 268.329857][ T5443] ? gfs2_reconfigure+0xd30/0xd30
[ 268.334936][ T5443] gfs2_get_tree+0x4d/0x1e0
[ 268.339488][ T5443] vfs_get_tree+0x88/0x270
[ 268.343956][ T5443] do_new_mount+0x24a/0xa40
[ 268.348514][ T5443] __se_sys_mount+0x2e3/0x3d0
[ 268.353338][ T5443] ? __x64_sys_mount+0xc0/0xc0
[ 268.358237][ T5443] ? lockdep_hardirqs_on+0x94/0x140
[ 268.363579][ T5443] ? __x64_sys_mount+0x1c/0xc0
[ 268.368393][ T5443] do_syscall_64+0x4c/0xa0
[ 268.372850][ T5443] ? clear_bhb_loop+0x30/0x80
[ 268.377579][ T5443] ? clear_bhb_loop+0x30/0x80
[ 268.382463][ T5443] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 268.388435][ T5443] RIP: 0033:0x7fe90094ef4a
[ 268.393168][ T5443] 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
[ 268.413191][ T5443] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.421663][ T5443] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 268.429690][ T5443] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 268.438298][ T5443] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 268.446407][ T5443] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 268.454429][ T5443] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 268.462490][ T5443]
[ 268.467105][ T13] Bluetooth: hci1: command 0x0406 tx timeout
[ 268.475846][ T5443] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 268.492862][ T5443] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.873641][ T5445] loop1: detected capacity change from 0 to 32768
[ 268.923604][ T5445] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.933508][ T5445] CPU: 1 PID: 5445 Comm: syz.1.196 Not tainted syzkaller #0
[ 268.940886][ T5445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 268.951161][ T5445] Call Trace:
[ 268.954516][ T5445]
[ 268.957499][ T5445] dump_stack_lvl+0x188/0x250
[ 268.962236][ T5445] ? show_regs_print_info+0x20/0x20
[ 268.967657][ T5445] ? load_image+0x400/0x400
[ 268.972229][ T5445] sysfs_create_dir_ns+0x26a/0x290
[ 268.977503][ T5445] ? sysfs_warn_dup+0xa0/0xa0
[ 268.982241][ T5445] ? do_raw_spin_unlock+0x11d/0x230
[ 268.987762][ T5445] kobject_add_internal+0x6e0/0xd90
[ 268.993014][ T5445] kobject_init_and_add+0x128/0x190
[ 268.998361][ T5445] ? lockdep_softirqs_off+0x430/0x430
[ 269.003788][ T5445] ? kobject_add+0x230/0x230
[ 269.008435][ T5445] ? __init_swait_queue_head+0xa5/0x150
[ 269.014045][ T5445] gfs2_sys_fs_add+0x24f/0x4b0
[ 269.018862][ T5445] ? gfs2_recover_set+0x240/0x240
[ 269.024019][ T5445] ? snprintf+0xe5/0x140
[ 269.028425][ T5445] ? __free_pages+0x95/0x1a0
[ 269.033215][ T5445] ? vscnprintf+0x80/0x80
[ 269.037704][ T5445] gfs2_fill_super+0x120f/0x1f00
[ 269.042894][ T5445] ? gfs2_reconfigure+0xd30/0xd30
[ 269.048157][ T5445] ? sb_set_blocksize+0xa5/0xe0
[ 269.053049][ T5445] get_tree_bdev+0x3f1/0x610
[ 269.057690][ T5445] ? gfs2_reconfigure+0xd30/0xd30
[ 269.062844][ T5445] gfs2_get_tree+0x4d/0x1e0
[ 269.067390][ T5445] vfs_get_tree+0x88/0x270
[ 269.071858][ T5445] do_new_mount+0x24a/0xa40
[ 269.076417][ T5445] __se_sys_mount+0x2e3/0x3d0
[ 269.081150][ T5445] ? __x64_sys_mount+0xc0/0xc0
[ 269.086041][ T5445] ? lockdep_hardirqs_on+0x94/0x140
[ 269.091285][ T5445] ? __x64_sys_mount+0x1c/0xc0
[ 269.096424][ T5445] do_syscall_64+0x4c/0xa0
[ 269.100932][ T5445] ? clear_bhb_loop+0x30/0x80
[ 269.105754][ T5445] ? clear_bhb_loop+0x30/0x80
[ 269.110479][ T5445] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 269.116422][ T5445] RIP: 0033:0x7fe90094ef4a
[ 269.120888][ T5445] 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
[ 269.140904][ T5445] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.149373][ T5445] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 269.157757][ T5445] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 269.165864][ T5445] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 269.174317][ T5445] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 269.182415][ T5445] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 269.190790][ T5445]
[ 269.196466][ T5445] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.210245][ T5445] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 269.483002][ T5447] loop1: detected capacity change from 0 to 32768
[ 269.536245][ T5447] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 269.543863][ T5447] CPU: 1 PID: 5447 Comm: syz.1.197 Not tainted syzkaller #0
[ 269.551192][ T5447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 269.561549][ T5447] Call Trace:
[ 269.564970][ T5447]
[ 269.567939][ T5447] dump_stack_lvl+0x188/0x250
[ 269.572663][ T5447] ? show_regs_print_info+0x20/0x20
[ 269.578005][ T5447] ? load_image+0x400/0x400
[ 269.582573][ T5447] sysfs_create_dir_ns+0x26a/0x290
[ 269.587831][ T5447] ? sysfs_warn_dup+0xa0/0xa0
[ 269.592834][ T5447] ? do_raw_spin_unlock+0x11d/0x230
[ 269.598120][ T5447] kobject_add_internal+0x6e0/0xd90
[ 269.603551][ T5447] kobject_init_and_add+0x128/0x190
[ 269.608805][ T5447] ? lockdep_softirqs_off+0x430/0x430
[ 269.614238][ T5447] ? kobject_add+0x230/0x230
[ 269.618972][ T5447] ? __init_swait_queue_head+0xa5/0x150
[ 269.625087][ T5447] gfs2_sys_fs_add+0x24f/0x4b0
[ 269.629929][ T5447] ? gfs2_recover_set+0x240/0x240
[ 269.635179][ T5447] ? snprintf+0xe5/0x140
[ 269.639479][ T5447] ? __free_pages+0x95/0x1a0
[ 269.644157][ T5447] ? vscnprintf+0x80/0x80
[ 269.648551][ T5447] gfs2_fill_super+0x120f/0x1f00
[ 269.653572][ T5447] ? gfs2_reconfigure+0xd30/0xd30
[ 269.658687][ T5447] ? sb_set_blocksize+0xa5/0xe0
[ 269.663712][ T5447] get_tree_bdev+0x3f1/0x610
[ 269.668351][ T5447] ? gfs2_reconfigure+0xd30/0xd30
[ 269.673590][ T5447] gfs2_get_tree+0x4d/0x1e0
[ 269.678133][ T5447] vfs_get_tree+0x88/0x270
[ 269.682796][ T5447] do_new_mount+0x24a/0xa40
[ 269.687357][ T5447] __se_sys_mount+0x2e3/0x3d0
[ 269.692111][ T5447] ? __x64_sys_mount+0xc0/0xc0
[ 269.696924][ T5447] ? lockdep_hardirqs_on+0x94/0x140
[ 269.702179][ T5447] ? __x64_sys_mount+0x1c/0xc0
[ 269.706996][ T5447] do_syscall_64+0x4c/0xa0
[ 269.711464][ T5447] ? clear_bhb_loop+0x30/0x80
[ 269.716306][ T5447] ? clear_bhb_loop+0x30/0x80
[ 269.721027][ T5447] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 269.727049][ T5447] RIP: 0033:0x7fe90094ef4a
[ 269.731600][ T5447] 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
[ 269.751494][ T5447] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.760226][ T5447] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 269.768242][ T5447] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 269.777496][ T5447] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 269.785692][ T5447] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 269.793802][ T5447] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 269.802352][ T5447]
[ 269.810633][ T5447] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.824251][ T5447] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:48:05 executed programs: 183
[ 270.217936][ T5449] loop1: detected capacity change from 0 to 32768
[ 270.316443][ T5449] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.329010][ T5449] CPU: 0 PID: 5449 Comm: syz.1.198 Not tainted syzkaller #0
[ 270.336417][ T5449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 270.346616][ T5449] Call Trace:
[ 270.349999][ T5449]
[ 270.353104][ T5449] dump_stack_lvl+0x188/0x250
[ 270.357964][ T5449] ? show_regs_print_info+0x20/0x20
[ 270.363231][ T5449] ? load_image+0x400/0x400
[ 270.367801][ T5449] sysfs_create_dir_ns+0x26a/0x290
[ 270.372977][ T5449] ? sysfs_warn_dup+0xa0/0xa0
[ 270.377747][ T5449] ? do_raw_spin_unlock+0x11d/0x230
[ 270.383094][ T5449] kobject_add_internal+0x6e0/0xd90
[ 270.388526][ T5449] kobject_init_and_add+0x128/0x190
[ 270.394121][ T5449] ? lockdep_softirqs_off+0x430/0x430
[ 270.399628][ T5449] ? kobject_add+0x230/0x230
[ 270.404385][ T5449] ? __init_swait_queue_head+0xa5/0x150
[ 270.410072][ T5449] gfs2_sys_fs_add+0x24f/0x4b0
[ 270.414885][ T5449] ? gfs2_recover_set+0x240/0x240
[ 270.419951][ T5449] ? snprintf+0xe5/0x140
[ 270.424235][ T5449] ? __free_pages+0x95/0x1a0
[ 270.428870][ T5449] ? vscnprintf+0x80/0x80
[ 270.433311][ T5449] gfs2_fill_super+0x120f/0x1f00
[ 270.438406][ T5449] ? gfs2_reconfigure+0xd30/0xd30
[ 270.443512][ T5449] ? sb_set_blocksize+0xa5/0xe0
[ 270.448664][ T5449] get_tree_bdev+0x3f1/0x610
[ 270.453306][ T5449] ? gfs2_reconfigure+0xd30/0xd30
[ 270.458376][ T5449] gfs2_get_tree+0x4d/0x1e0
[ 270.462923][ T5449] vfs_get_tree+0x88/0x270
[ 270.467382][ T5449] do_new_mount+0x24a/0xa40
[ 270.471934][ T5449] __se_sys_mount+0x2e3/0x3d0
[ 270.476863][ T5449] ? __x64_sys_mount+0xc0/0xc0
[ 270.481679][ T5449] ? lockdep_hardirqs_on+0x94/0x140
[ 270.486924][ T5449] ? __x64_sys_mount+0x1c/0xc0
[ 270.491734][ T5449] do_syscall_64+0x4c/0xa0
[ 270.496198][ T5449] ? clear_bhb_loop+0x30/0x80
[ 270.501091][ T5449] ? clear_bhb_loop+0x30/0x80
[ 270.505821][ T5449] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 270.511763][ T5449] RIP: 0033:0x7fe90094ef4a
[ 270.516290][ T5449] 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
[ 270.536049][ T5449] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.544535][ T5449] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 270.552754][ T5449] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 270.560886][ T5449] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 270.568873][ T5449] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 270.576863][ T5449] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 270.585020][ T5449]
[ 270.596275][ T5449] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 270.610295][ T5449] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 270.984543][ T5451] loop1: detected capacity change from 0 to 32768
[ 271.076190][ T5451] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 271.087922][ T5451] CPU: 1 PID: 5451 Comm: syz.1.199 Not tainted syzkaller #0
[ 271.095286][ T5451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 271.105392][ T5451] Call Trace:
[ 271.108705][ T5451]
[ 271.111660][ T5451] dump_stack_lvl+0x188/0x250
[ 271.116381][ T5451] ? show_regs_print_info+0x20/0x20
[ 271.121624][ T5451] ? load_image+0x400/0x400
[ 271.126239][ T5451] sysfs_create_dir_ns+0x26a/0x290
[ 271.131417][ T5451] ? sysfs_warn_dup+0xa0/0xa0
[ 271.136147][ T5451] ? do_raw_spin_unlock+0x11d/0x230
[ 271.141408][ T5451] kobject_add_internal+0x6e0/0xd90
[ 271.146664][ T5451] kobject_init_and_add+0x128/0x190
[ 271.152009][ T5451] ? lockdep_softirqs_off+0x430/0x430
[ 271.157454][ T5451] ? kobject_add+0x230/0x230
[ 271.162113][ T5451] ? __init_swait_queue_head+0xa5/0x150
[ 271.168080][ T5451] gfs2_sys_fs_add+0x24f/0x4b0
[ 271.172906][ T5451] ? gfs2_recover_set+0x240/0x240
[ 271.177978][ T5451] ? snprintf+0xe5/0x140
[ 271.182268][ T5451] ? __free_pages+0x95/0x1a0
[ 271.186923][ T5451] ? vscnprintf+0x80/0x80
[ 271.191492][ T5451] gfs2_fill_super+0x120f/0x1f00
[ 271.196584][ T5451] ? gfs2_reconfigure+0xd30/0xd30
[ 271.201679][ T5451] ? sb_set_blocksize+0xa5/0xe0
[ 271.206594][ T5451] get_tree_bdev+0x3f1/0x610
[ 271.211388][ T5451] ? gfs2_reconfigure+0xd30/0xd30
[ 271.216577][ T5451] gfs2_get_tree+0x4d/0x1e0
[ 271.221128][ T5451] vfs_get_tree+0x88/0x270
[ 271.225583][ T5451] do_new_mount+0x24a/0xa40
[ 271.230135][ T5451] __se_sys_mount+0x2e3/0x3d0
[ 271.234941][ T5451] ? __x64_sys_mount+0xc0/0xc0
[ 271.239753][ T5451] ? lockdep_hardirqs_on+0x94/0x140
[ 271.244999][ T5451] ? __x64_sys_mount+0x1c/0xc0
[ 271.249807][ T5451] do_syscall_64+0x4c/0xa0
[ 271.254454][ T5451] ? clear_bhb_loop+0x30/0x80
[ 271.259182][ T5451] ? clear_bhb_loop+0x30/0x80
[ 271.263905][ T5451] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 271.269819][ T5451] RIP: 0033:0x7fe90094ef4a
[ 271.274249][ T5451] 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
[ 271.294088][ T5451] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 271.302547][ T5451] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 271.310619][ T5451] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 271.318880][ T5451] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 271.326958][ T5451] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 271.335029][ T5451] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 271.343108][ T5451]
[ 271.347413][ T5451] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.361302][ T5451] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 271.940970][ T5453] loop1: detected capacity change from 0 to 32768
[ 271.989737][ T5453] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.005245][ T5453] CPU: 0 PID: 5453 Comm: syz.1.200 Not tainted syzkaller #0
[ 272.012609][ T5453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 272.022748][ T5453] Call Trace:
[ 272.026282][ T5453]
[ 272.029631][ T5453] dump_stack_lvl+0x188/0x250
[ 272.034721][ T5453] ? show_regs_print_info+0x20/0x20
[ 272.040085][ T5453] ? load_image+0x400/0x400
[ 272.044650][ T5453] sysfs_create_dir_ns+0x26a/0x290
[ 272.049810][ T5453] ? sysfs_warn_dup+0xa0/0xa0
[ 272.054551][ T5453] ? do_raw_spin_unlock+0x11d/0x230
[ 272.059817][ T5453] kobject_add_internal+0x6e0/0xd90
[ 272.065170][ T5453] kobject_init_and_add+0x128/0x190
[ 272.070534][ T5453] ? lockdep_softirqs_off+0x430/0x430
[ 272.075977][ T5453] ? kobject_add+0x230/0x230
[ 272.080717][ T5453] ? __init_swait_queue_head+0xa5/0x150
[ 272.086517][ T5453] gfs2_sys_fs_add+0x24f/0x4b0
[ 272.091444][ T5453] ? gfs2_recover_set+0x240/0x240
[ 272.096603][ T5453] ? snprintf+0xe5/0x140
[ 272.100889][ T5453] ? __free_pages+0x95/0x1a0
[ 272.105525][ T5453] ? vscnprintf+0x80/0x80
[ 272.109906][ T5453] gfs2_fill_super+0x120f/0x1f00
[ 272.115164][ T5453] ? gfs2_reconfigure+0xd30/0xd30
[ 272.120360][ T5453] ? sb_set_blocksize+0xa5/0xe0
[ 272.125253][ T5453] get_tree_bdev+0x3f1/0x610
[ 272.129898][ T5453] ? gfs2_reconfigure+0xd30/0xd30
[ 272.134963][ T5453] gfs2_get_tree+0x4d/0x1e0
[ 272.139514][ T5453] vfs_get_tree+0x88/0x270
[ 272.143977][ T5453] do_new_mount+0x24a/0xa40
[ 272.148533][ T5453] __se_sys_mount+0x2e3/0x3d0
[ 272.153273][ T5453] ? __x64_sys_mount+0xc0/0xc0
[ 272.158091][ T5453] ? lockdep_hardirqs_on+0x94/0x140
[ 272.163509][ T5453] ? __x64_sys_mount+0x1c/0xc0
[ 272.168357][ T5453] do_syscall_64+0x4c/0xa0
[ 272.172993][ T5453] ? clear_bhb_loop+0x30/0x80
[ 272.177799][ T5453] ? clear_bhb_loop+0x30/0x80
[ 272.182617][ T5453] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 272.188747][ T5453] RIP: 0033:0x7fe90094ef4a
[ 272.193297][ T5453] 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
[ 272.213032][ T5453] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 272.221507][ T5453] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 272.229527][ T5453] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 272.237544][ T5453] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 272.245562][ T5453] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 272.253578][ T5453] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 272.261689][ T5453]
[ 272.270593][ T5453] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 272.283934][ T5453] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.696955][ T5455] loop1: detected capacity change from 0 to 32768
[ 272.750129][ T5455] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.766478][ T5455] CPU: 0 PID: 5455 Comm: syz.1.201 Not tainted syzkaller #0
[ 272.773925][ T5455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 272.784300][ T5455] Call Trace:
[ 272.787620][ T5455]
[ 272.790689][ T5455] dump_stack_lvl+0x188/0x250
[ 272.795544][ T5455] ? show_regs_print_info+0x20/0x20
[ 272.800883][ T5455] ? load_image+0x400/0x400
[ 272.805457][ T5455] sysfs_create_dir_ns+0x26a/0x290
[ 272.810620][ T5455] ? sysfs_warn_dup+0xa0/0xa0
[ 272.815435][ T5455] ? do_raw_spin_unlock+0x11d/0x230
[ 272.820845][ T5455] kobject_add_internal+0x6e0/0xd90
[ 272.826133][ T5455] kobject_init_and_add+0x128/0x190
[ 272.831395][ T5455] ? lockdep_softirqs_off+0x430/0x430
[ 272.836908][ T5455] ? kobject_add+0x230/0x230
[ 272.841548][ T5455] ? __init_swait_queue_head+0xa5/0x150
[ 272.847263][ T5455] gfs2_sys_fs_add+0x24f/0x4b0
[ 272.852163][ T5455] ? gfs2_recover_set+0x240/0x240
[ 272.857548][ T5455] ? snprintf+0xe5/0x140
[ 272.861841][ T5455] ? __free_pages+0x95/0x1a0
[ 272.866690][ T5455] ? vscnprintf+0x80/0x80
[ 272.871070][ T5455] gfs2_fill_super+0x120f/0x1f00
[ 272.876117][ T5455] ? gfs2_reconfigure+0xd30/0xd30
[ 272.881385][ T5455] ? sb_set_blocksize+0xa5/0xe0
[ 272.886293][ T5455] get_tree_bdev+0x3f1/0x610
[ 272.891045][ T5455] ? gfs2_reconfigure+0xd30/0xd30
[ 272.896995][ T5455] gfs2_get_tree+0x4d/0x1e0
[ 272.901649][ T5455] vfs_get_tree+0x88/0x270
[ 272.906128][ T5455] do_new_mount+0x24a/0xa40
[ 272.910866][ T5455] __se_sys_mount+0x2e3/0x3d0
[ 272.915873][ T5455] ? __x64_sys_mount+0xc0/0xc0
[ 272.920788][ T5455] ? lockdep_hardirqs_on+0x94/0x140
[ 272.926128][ T5455] ? __x64_sys_mount+0x1c/0xc0
[ 272.930944][ T5455] do_syscall_64+0x4c/0xa0
[ 272.936076][ T5455] ? clear_bhb_loop+0x30/0x80
[ 272.941403][ T5455] ? clear_bhb_loop+0x30/0x80
[ 272.946128][ T5455] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 272.952146][ T5455] RIP: 0033:0x7fe90094ef4a
[ 272.956691][ T5455] 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
[ 272.976343][ T5455] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 272.984805][ T5455] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 272.992984][ T5455] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 273.000995][ T5455] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 273.009015][ T5455] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 273.017000][ T5455] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 273.025261][ T5455]
[ 273.030015][ T5455] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 273.043986][ T5455] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 273.441846][ T5457] loop1: detected capacity change from 0 to 32768
[ 273.480752][ T5457] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 273.493329][ T5457] CPU: 1 PID: 5457 Comm: syz.1.202 Not tainted syzkaller #0
[ 273.500809][ T5457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 273.511087][ T5457] Call Trace:
[ 273.514501][ T5457]
[ 273.517475][ T5457] dump_stack_lvl+0x188/0x250
[ 273.522207][ T5457] ? show_regs_print_info+0x20/0x20
[ 273.527557][ T5457] ? load_image+0x400/0x400
[ 273.532310][ T5457] sysfs_create_dir_ns+0x26a/0x290
[ 273.537475][ T5457] ? sysfs_warn_dup+0xa0/0xa0
[ 273.542328][ T5457] ? do_raw_spin_unlock+0x11d/0x230
[ 273.547685][ T5457] kobject_add_internal+0x6e0/0xd90
[ 273.552936][ T5457] kobject_init_and_add+0x128/0x190
[ 273.558181][ T5457] ? lockdep_softirqs_off+0x430/0x430
[ 273.563741][ T5457] ? kobject_add+0x230/0x230
[ 273.568392][ T5457] ? __init_swait_queue_head+0xa5/0x150
[ 273.573999][ T5457] gfs2_sys_fs_add+0x24f/0x4b0
[ 273.578824][ T5457] ? gfs2_recover_set+0x240/0x240
[ 273.584150][ T5457] ? snprintf+0xe5/0x140
[ 273.588434][ T5457] ? __free_pages+0x95/0x1a0
[ 273.593074][ T5457] ? vscnprintf+0x80/0x80
[ 273.597549][ T5457] gfs2_fill_super+0x120f/0x1f00
[ 273.602654][ T5457] ? gfs2_reconfigure+0xd30/0xd30
[ 273.607772][ T5457] ? sb_set_blocksize+0xa5/0xe0
[ 273.612680][ T5457] get_tree_bdev+0x3f1/0x610
[ 273.617330][ T5457] ? gfs2_reconfigure+0xd30/0xd30
[ 273.622407][ T5457] gfs2_get_tree+0x4d/0x1e0
[ 273.627509][ T5457] vfs_get_tree+0x88/0x270
[ 273.632256][ T5457] do_new_mount+0x24a/0xa40
[ 273.637041][ T5457] __se_sys_mount+0x2e3/0x3d0
[ 273.641942][ T5457] ? __x64_sys_mount+0xc0/0xc0
[ 273.646754][ T5457] ? lockdep_hardirqs_on+0x94/0x140
[ 273.652131][ T5457] ? __x64_sys_mount+0x1c/0xc0
[ 273.657243][ T5457] do_syscall_64+0x4c/0xa0
[ 273.661897][ T5457] ? clear_bhb_loop+0x30/0x80
[ 273.666646][ T5457] ? clear_bhb_loop+0x30/0x80
[ 273.671368][ T5457] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 273.677307][ T5457] RIP: 0033:0x7fe90094ef4a
[ 273.681765][ T5457] 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
[ 273.701414][ T5457] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 273.709878][ T5457] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 273.718059][ T5457] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 273.726252][ T5457] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 273.734463][ T5457] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 273.742667][ T5457] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 273.750709][ T5457]
[ 273.755492][ T5457] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 273.769113][ T5457] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 274.051402][ T5459] loop1: detected capacity change from 0 to 32768
[ 274.153124][ T5459] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 274.164292][ T5459] CPU: 1 PID: 5459 Comm: syz.1.203 Not tainted syzkaller #0
[ 274.171752][ T5459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 274.181991][ T5459] Call Trace:
[ 274.185314][ T5459]
[ 274.188283][ T5459] dump_stack_lvl+0x188/0x250
[ 274.193010][ T5459] ? show_regs_print_info+0x20/0x20
[ 274.198436][ T5459] ? load_image+0x400/0x400
[ 274.203007][ T5459] sysfs_create_dir_ns+0x26a/0x290
[ 274.208192][ T5459] ? sysfs_warn_dup+0xa0/0xa0
[ 274.212929][ T5459] ? do_raw_spin_unlock+0x11d/0x230
[ 274.219047][ T5459] kobject_add_internal+0x6e0/0xd90
[ 274.224336][ T5459] kobject_init_and_add+0x128/0x190
[ 274.229591][ T5459] ? lockdep_softirqs_off+0x430/0x430
[ 274.235012][ T5459] ? kobject_add+0x230/0x230
[ 274.239665][ T5459] ? __init_swait_queue_head+0xa5/0x150
[ 274.245261][ T5459] gfs2_sys_fs_add+0x24f/0x4b0
[ 274.250076][ T5459] ? gfs2_recover_set+0x240/0x240
[ 274.255156][ T5459] ? snprintf+0xe5/0x140
[ 274.259441][ T5459] ? __free_pages+0x95/0x1a0
[ 274.264075][ T5459] ? vscnprintf+0x80/0x80
[ 274.268567][ T5459] gfs2_fill_super+0x120f/0x1f00
[ 274.273824][ T5459] ? gfs2_reconfigure+0xd30/0xd30
[ 274.279091][ T5459] ? sb_set_blocksize+0xa5/0xe0
[ 274.284004][ T5459] get_tree_bdev+0x3f1/0x610
[ 274.288651][ T5459] ? gfs2_reconfigure+0xd30/0xd30
[ 274.293942][ T5459] gfs2_get_tree+0x4d/0x1e0
[ 274.298500][ T5459] vfs_get_tree+0x88/0x270
[ 274.302966][ T5459] do_new_mount+0x24a/0xa40
[ 274.307516][ T5459] __se_sys_mount+0x2e3/0x3d0
[ 274.312324][ T5459] ? __x64_sys_mount+0xc0/0xc0
[ 274.317135][ T5459] ? lockdep_hardirqs_on+0x94/0x140
[ 274.322376][ T5459] ? __x64_sys_mount+0x1c/0xc0
[ 274.327362][ T5459] do_syscall_64+0x4c/0xa0
[ 274.332010][ T5459] ? clear_bhb_loop+0x30/0x80
[ 274.336816][ T5459] ? clear_bhb_loop+0x30/0x80
[ 274.341533][ T5459] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 274.347569][ T5459] RIP: 0033:0x7fe90094ef4a
[ 274.352019][ T5459] 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
[ 274.372088][ T5459] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 274.380643][ T5459] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 274.388667][ T5459] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 274.396771][ T5459] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 274.404961][ T5459] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 274.413105][ T5459] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 274.421224][ T5459]
[ 274.429425][ T5459] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 274.446365][ T5459] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 274.725621][ T5461] loop1: detected capacity change from 0 to 32768
[ 274.735742][ T5461] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 274.743385][ T5461] CPU: 0 PID: 5461 Comm: syz.1.204 Not tainted syzkaller #0
[ 274.750824][ T5461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 274.760947][ T5461] Call Trace:
[ 274.764268][ T5461]
[ 274.767243][ T5461] dump_stack_lvl+0x188/0x250
[ 274.771976][ T5461] ? show_regs_print_info+0x20/0x20
[ 274.777349][ T5461] ? load_image+0x400/0x400
[ 274.781925][ T5461] sysfs_create_dir_ns+0x26a/0x290
[ 274.787206][ T5461] ? sysfs_warn_dup+0xa0/0xa0
[ 274.792023][ T5461] ? do_raw_spin_unlock+0x11d/0x230
[ 274.797286][ T5461] kobject_add_internal+0x6e0/0xd90
[ 274.802637][ T5461] kobject_init_and_add+0x128/0x190
[ 274.807935][ T5461] ? lockdep_softirqs_off+0x430/0x430
[ 274.813374][ T5461] ? kobject_add+0x230/0x230
[ 274.818170][ T5461] ? __init_swait_queue_head+0xa5/0x150
[ 274.823873][ T5461] gfs2_sys_fs_add+0x24f/0x4b0
[ 274.828687][ T5461] ? gfs2_recover_set+0x240/0x240
[ 274.833840][ T5461] ? snprintf+0xe5/0x140
[ 274.838438][ T5461] ? __free_pages+0x95/0x1a0
[ 274.843173][ T5461] ? vscnprintf+0x80/0x80
[ 274.847652][ T5461] gfs2_fill_super+0x120f/0x1f00
[ 274.852736][ T5461] ? gfs2_reconfigure+0xd30/0xd30
[ 274.858130][ T5461] ? sb_set_blocksize+0xa5/0xe0
[ 274.863078][ T5461] get_tree_bdev+0x3f1/0x610
[ 274.867730][ T5461] ? gfs2_reconfigure+0xd30/0xd30
[ 274.872939][ T5461] gfs2_get_tree+0x4d/0x1e0
[ 274.877654][ T5461] vfs_get_tree+0x88/0x270
[ 274.882119][ T5461] do_new_mount+0x24a/0xa40
[ 274.886655][ T5461] __se_sys_mount+0x2e3/0x3d0
[ 274.891474][ T5461] ? __x64_sys_mount+0xc0/0xc0
[ 274.896251][ T5461] ? lockdep_hardirqs_on+0x94/0x140
[ 274.901633][ T5461] ? __x64_sys_mount+0x1c/0xc0
[ 274.906799][ T5461] do_syscall_64+0x4c/0xa0
[ 274.911307][ T5461] ? clear_bhb_loop+0x30/0x80
[ 274.916286][ T5461] ? clear_bhb_loop+0x30/0x80
[ 274.921106][ T5461] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 274.927761][ T5461] RIP: 0033:0x7fe90094ef4a
[ 274.932685][ T5461] 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
[ 274.952982][ T5461] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 274.961425][ T5461] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 274.969963][ T5461] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 274.978040][ T5461] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 274.986163][ T5461] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 274.994254][ T5461] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 275.002530][ T5461]
[ 275.012519][ T5461] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 275.026078][ T5461] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/06/05 21:48:10 executed programs: 190
[ 275.418102][ T5463] loop1: detected capacity change from 0 to 32768
[ 275.484286][ T5463] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 275.491911][ T5463] CPU: 1 PID: 5463 Comm: syz.1.205 Not tainted syzkaller #0
[ 275.499327][ T5463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 275.509521][ T5463] Call Trace:
[ 275.512851][ T5463]
[ 275.515837][ T5463] dump_stack_lvl+0x188/0x250
[ 275.520652][ T5463] ? show_regs_print_info+0x20/0x20
[ 275.525926][ T5463] ? load_image+0x400/0x400
[ 275.530491][ T5463] sysfs_create_dir_ns+0x26a/0x290
[ 275.535755][ T5463] ? sysfs_warn_dup+0xa0/0xa0
[ 275.540484][ T5463] ? do_raw_spin_unlock+0x11d/0x230
[ 275.545737][ T5463] kobject_add_internal+0x6e0/0xd90
[ 275.550994][ T5463] kobject_init_and_add+0x128/0x190
[ 275.556244][ T5463] ? lockdep_softirqs_off+0x430/0x430
[ 275.561672][ T5463] ? kobject_add+0x230/0x230
[ 275.566315][ T5463] ? __init_swait_queue_head+0xa5/0x150
[ 275.571963][ T5463] gfs2_sys_fs_add+0x24f/0x4b0
[ 275.576810][ T5463] ? gfs2_recover_set+0x240/0x240
[ 275.581886][ T5463] ? snprintf+0xe5/0x140
[ 275.586167][ T5463] ? __free_pages+0x95/0x1a0
[ 275.590976][ T5463] ? vscnprintf+0x80/0x80
[ 275.595371][ T5463] gfs2_fill_super+0x120f/0x1f00
[ 275.600378][ T5463] ? gfs2_reconfigure+0xd30/0xd30
[ 275.605481][ T5463] ? sb_set_blocksize+0xa5/0xe0
[ 275.610487][ T5463] get_tree_bdev+0x3f1/0x610
[ 275.615225][ T5463] ? gfs2_reconfigure+0xd30/0xd30
[ 275.620296][ T5463] gfs2_get_tree+0x4d/0x1e0
[ 275.624863][ T5463] vfs_get_tree+0x88/0x270
[ 275.629363][ T5463] do_new_mount+0x24a/0xa40
[ 275.634009][ T5463] __se_sys_mount+0x2e3/0x3d0
[ 275.638730][ T5463] ? __x64_sys_mount+0xc0/0xc0
[ 275.643549][ T5463] ? lockdep_hardirqs_on+0x94/0x140
[ 275.648884][ T5463] ? __x64_sys_mount+0x1c/0xc0
[ 275.653920][ T5463] do_syscall_64+0x4c/0xa0
[ 275.658475][ T5463] ? clear_bhb_loop+0x30/0x80
[ 275.663198][ T5463] ? clear_bhb_loop+0x30/0x80
[ 275.667920][ T5463] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 275.673951][ T5463] RIP: 0033:0x7fe90094ef4a
[ 275.678498][ T5463] 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
[ 275.698344][ T5463] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 275.706943][ T5463] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 275.714971][ T5463] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 275.723199][ T5463] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 275.731322][ T5463] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 275.739442][ T5463] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 275.747651][ T5463]
[ 275.754512][ T5463] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 275.767871][ T5463] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 276.063106][ T5465] loop1: detected capacity change from 0 to 32768
[ 276.120519][ T5465] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 276.128442][ T5465] CPU: 0 PID: 5465 Comm: syz.1.206 Not tainted syzkaller #0
[ 276.135882][ T5465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 276.145983][ T5465] Call Trace:
[ 276.149320][ T5465]
[ 276.152290][ T5465] dump_stack_lvl+0x188/0x250
[ 276.157147][ T5465] ? show_regs_print_info+0x20/0x20
[ 276.162414][ T5465] ? load_image+0x400/0x400
[ 276.166990][ T5465] sysfs_create_dir_ns+0x26a/0x290
[ 276.172249][ T5465] ? sysfs_warn_dup+0xa0/0xa0
[ 276.177083][ T5465] ? do_raw_spin_unlock+0x11d/0x230
[ 276.182330][ T5465] kobject_add_internal+0x6e0/0xd90
[ 276.187804][ T5465] kobject_init_and_add+0x128/0x190
[ 276.193315][ T5465] ? lockdep_softirqs_off+0x430/0x430
[ 276.198848][ T5465] ? kobject_add+0x230/0x230
[ 276.203489][ T5465] ? __init_swait_queue_head+0xa5/0x150
[ 276.209088][ T5465] gfs2_sys_fs_add+0x24f/0x4b0
[ 276.214077][ T5465] ? gfs2_recover_set+0x240/0x240
[ 276.219306][ T5465] ? snprintf+0xe5/0x140
[ 276.223617][ T5465] ? __free_pages+0x95/0x1a0
[ 276.228480][ T5465] ? vscnprintf+0x80/0x80
[ 276.232865][ T5465] gfs2_fill_super+0x120f/0x1f00
[ 276.237857][ T5465] ? gfs2_reconfigure+0xd30/0xd30
[ 276.243027][ T5465] ? sb_set_blocksize+0xa5/0xe0
[ 276.248004][ T5465] get_tree_bdev+0x3f1/0x610
[ 276.252649][ T5465] ? gfs2_reconfigure+0xd30/0xd30
[ 276.257906][ T5465] gfs2_get_tree+0x4d/0x1e0
[ 276.262553][ T5465] vfs_get_tree+0x88/0x270
[ 276.267031][ T5465] do_new_mount+0x24a/0xa40
[ 276.271590][ T5465] __se_sys_mount+0x2e3/0x3d0
[ 276.276333][ T5465] ? __x64_sys_mount+0xc0/0xc0
[ 276.281269][ T5465] ? lockdep_hardirqs_on+0x94/0x140
[ 276.286653][ T5465] ? __x64_sys_mount+0x1c/0xc0
[ 276.291566][ T5465] do_syscall_64+0x4c/0xa0
[ 276.296033][ T5465] ? clear_bhb_loop+0x30/0x80
[ 276.300759][ T5465] ? clear_bhb_loop+0x30/0x80
[ 276.305490][ T5465] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 276.311571][ T5465] RIP: 0033:0x7fe90094ef4a
[ 276.316119][ T5465] 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
[ 276.335867][ T5465] RSP: 002b:00007fe8fffb0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 276.344348][ T5465] RAX: ffffffffffffffda RBX: 00007fe8fffb0ee0 RCX: 00007fe90094ef4a
[ 276.352856][ T5465] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe8fffb0ea0
[ 276.360969][ T5465] RBP: 00002000000002c0 R08: 00007fe8fffb0ee0 R09: 0000000000008c9b
[ 276.369089][ T5465] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 276.377111][ T5465] R13: 00007fe8fffb0ea0 R14: 0000000000012760 R15: 0000200000000400
[ 276.385233][ T5465]
[ 276.394364][ T5465] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 276.408007][ T5465] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 276.485239][ T27] INFO: task syz-executor:4833 blocked for more than 143 seconds.
[ 276.493594][ T27] Not tainted syzkaller #0
[ 276.498969][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 276.508575][ T27] task:syz-executor state:D stack:21752 pid: 4833 ppid: 1 flags:0x00004004
[ 276.538619][ T27] Call Trace:
[ 276.542677][ T27]
[ 276.546356][ T27] __schedule+0x11ef/0x43c0
[ 276.550947][ T27] ? lockdep_hardirqs_on+0x94/0x140
[ 276.556781][ T27] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 276.562843][ T27] ? _raw_spin_unlock+0x40/0x40
[ 276.568262][ T27] ? release_firmware_map_entry+0x190/0x190
[ 276.574605][ T27] ? __mod_timer+0x91e/0xd00
[ 276.579590][ T27] schedule+0x11b/0x1e0
[ 276.583890][ T27] schedule_timeout+0x184/0x2d0
[ 276.590468][ T27] ? console_conditional_schedule+0x40/0x40
[ 276.596793][ T27] ? update_process_times+0x200/0x200
[ 276.604326][ T27] ? prepare_to_wait_event+0x42c/0x460
[ 276.609988][ T27] gfs2_gl_hash_clear+0x1ab/0x2f0
[ 276.617308][ T27] ? thaw_glock+0x150/0x150
[ 276.622206][ T27] ? gfs2_jindex_free+0x3de/0x450
[ 276.628813][ T27] ? init_wait_entry+0xd0/0xd0
[ 276.633653][ T27] ? gfs2_setbit+0x5a0/0x5a0
[ 276.639927][ T27] gfs2_put_super+0x769/0x7d0
[ 276.646157][ T27] ? gfs2_evict_inode+0x1240/0x1240
[ 276.651793][ T27] generic_shutdown_super+0x130/0x300
[ 276.659081][ T27] kill_block_super+0x7c/0xe0
[ 276.664351][ T27] deactivate_locked_super+0x93/0xf0
[ 276.670073][ T27] cleanup_mnt+0x42d/0x4e0
[ 276.676205][ T27] ? lockdep_hardirqs_on+0x94/0x140
[ 276.681508][ T27] task_work_run+0x125/0x1a0
[ 276.687822][ T27] exit_to_user_mode_loop+0x10f/0x130
[ 276.693261][ T27] exit_to_user_mode_prepare+0xee/0x180
[ 276.700373][ T27] syscall_exit_to_user_mode+0x16/0x40
[ 276.707431][ T27] do_syscall_64+0x58/0xa0
[ 276.712004][ T27] ? clear_bhb_loop+0x30/0x80
[ 276.718206][ T27] ? clear_bhb_loop+0x30/0x80
[ 276.723502][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 276.731151][ T27] RIP: 0033:0x7f3da27eff17
[ 276.735900][ T27] RSP: 002b:00007fff05b01988 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 276.744944][ T27] RAX: 0000000000000000 RBX: 00007f3da285871f RCX: 00007f3da27eff17
[ 276.753214][ T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff05b01a40
[ 276.764911][ T27] RBP: 00007fff05b01a40 R08: 00007fff05b02a40 R09: 00000000ffffffff
[ 276.773046][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff05b02ad0
[ 276.781576][ T27] R13: 00007f3da285871f R14: 000000000001f504 R15: 00007fff05b02b10
[ 276.789914][ T27]
[ 276.793127][ T27]
[ 276.793127][ T27] Showing all locks held in the system:
[ 276.803747][ T27] 1 lock held by khungtaskd/27:
[ 276.809205][ T27] #0: ffffffff8c31f360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 276.822220][ T27] 3 locks held by kworker/u4:3/155:
[ 276.828184][ T27] 2 locks held by getty/3951:
[ 276.832911][ T27] #0: ffff88814caf2098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 276.848767][ T27] #1: ffffc90002cf62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x5df/0x1a70
[ 276.859717][ T27] 1 lock held by syz-executor/4833:
[ 276.865290][ T27] #0: ffff888071e7a0e0 (&type->s_umount_key#54){++++}-{3:3}, at: deactivate_super+0xa0/0xd0
[ 276.875987][ T27] 3 locks held by syz.1.207/5467:
[ 276.881424][ T27]
[ 276.884515][ T27] =============================================
[ 276.884515][ T27]
[ 276.893044][ T27] NMI backtrace for cpu 1
[ 276.897509][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 276.904796][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 276.915157][ T27] Call Trace:
[ 276.918791][ T27]
[ 276.921771][ T27] dump_stack_lvl+0x188/0x250
[ 276.926585][ T27] ? show_regs_print_info+0x20/0x20
[ 276.932118][ T27] ? load_image+0x400/0x400
[ 276.937152][ T27] ? nmi_cpu_backtrace+0x1b2/0x3d0
[ 276.942331][ T27] nmi_cpu_backtrace+0x3a2/0x3d0
[ 276.947332][ T27] ? nmi_trigger_cpumask_backtrace+0x280/0x280
[ 276.953541][ T27] ? _printk+0xda/0x130
[ 276.957746][ T27] ? load_image+0x400/0x400
[ 276.962303][ T27] ? load_image+0x400/0x400
[ 276.966877][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 276.973258][ T27] nmi_trigger_cpumask_backtrace+0x163/0x280
[ 276.979383][ T27] watchdog+0xe0f/0xe50
[ 276.983686][ T27] kthread+0x436/0x520
[ 276.988406][ T27] ? hungtask_pm_notify+0x40/0x40
[ 276.993564][ T27] ? kthread_blkcg+0xd0/0xd0
[ 276.998287][ T27] ret_from_fork+0x1f/0x30
[ 277.002785][ T27]
[ 277.006266][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 277.011616][ C0] NMI backtrace for cpu 0
[ 277.011628][ C0] CPU: 0 PID: 5467 Comm: syz.1.207 Not tainted syzkaller #0
[ 277.011647][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 277.011657][ C0] RIP: 0010:rcu_lock_acquire+0x25/0x30
[ 277.011756][ C0] Code: 00 00 00 00 00 e8 db 32 f3 ff e8 d6 32 f3 ff 48 c7 c7 60 f3 31 8c 31 f6 31 d2 b9 02 00 00 00 45 31 c0 45 31 c9 68 15 16 86 81 e6 0e d7 ff 48 83 c4 08 c3 90 e8 ab 32 f3 ff e8 a6 32 f3 ff 48
[ 277.011772][ C0] RSP: 0000:ffffc900049c75b0 EFLAGS: 00000246
[ 277.011788][ C0] RAX: ffffffff8186161a RBX: 00007fe900805898 RCX: 0000000000000002
[ 277.011801][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c31f360
[ 277.011813][ C0] RBP: 0000000000014f01 R08: 0000000000000000 R09: 0000000000000000
[ 277.011823][ C0] R10: dffffc0000000000 R11: fffff52000938ed5 R12: ffff88802a92d940
[ 277.011837][ C0] R13: 1ffff11005525bd8 R14: 00007fe900805898 R15: 1ffff92000938ed2
[ 277.011850][ C0] FS: 00007fe8fffb16c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
[ 277.011866][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 277.011878][ C0] CR2: 00007fe8f7f44000 CR3: 000000005f4f8000 CR4: 00000000003506f0
[ 277.011894][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 277.011905][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 277.011917][ C0] Call Trace:
[ 277.011922][ C0]
[ 277.011928][ C0] ? rcu_lock_acquire+0x5/0x30
[ 277.011944][ C0] is_bpf_text_address+0x1d/0x270
[ 277.011964][ C0] __kernel_text_address+0x9a/0x100
[ 277.011985][ C0] unwind_get_return_address+0x49/0x80
[ 277.012092][ C0] ? stack_trace_save+0xf0/0xf0
[ 277.012109][ C0] arch_stack_walk+0xf2/0x140
[ 277.012162][ C0] stack_trace_save+0xa6/0xf0
[ 277.012178][ C0] ? stack_trace_snprint+0xf0/0xf0
[ 277.012194][ C0] ? lockdep_hardirqs_on_prepare+0x409/0x770
[ 277.012222][ C0] save_stack+0x121/0x230
[ 277.012294][ C0] ? __reset_page_owner+0x180/0x180
[ 277.012313][ C0] ? get_page_from_freelist+0x1bbd/0x1ca0
[ 277.012334][ C0] ? __alloc_pages+0x1ee/0x480
[ 277.012351][ C0] ? alloc_pages_vma+0x393/0x7c0
[ 277.012429][ C0] ? handle_mm_fault+0x23be/0x4410
[ 277.012464][ C0] ? do_user_addr_fault+0x489/0xc80
[ 277.012483][ C0] ? exc_page_fault+0x60/0x100
[ 277.012503][ C0] ? asm_exc_page_fault+0x22/0x30
[ 277.012526][ C0] ? lock_chain_count+0x20/0x20
[ 277.012547][ C0] ? preempt_count_add+0x8d/0x190
[ 277.012590][ C0] __set_page_owner+0x41/0x2d0
[ 277.012609][ C0] ? post_alloc_hook+0x106/0x220
[ 277.012629][ C0] get_page_from_freelist+0x1bbd/0x1ca0
[ 277.012656][ C0] ? __alloc_pages+0x11b/0x480
[ 277.012676][ C0] ? __lock_acquire+0x12e8/0x7d10
[ 277.012695][ C0] ? verify_lock_unused+0x140/0x140
[ 277.012718][ C0] ? __alloc_pages+0x480/0x480
[ 277.012737][ C0] ? prepare_alloc_pages+0x368/0x5f0
[ 277.012759][ C0] __alloc_pages+0x1ee/0x480
[ 277.012779][ C0] ? zone_statistics+0x170/0x170
[ 277.012801][ C0] ? count_memcg_event_mm+0x324/0x370
[ 277.012818][ C0] ? remove_device_exclusive_entry+0xa90/0xa90
[ 277.012837][ C0] alloc_pages_vma+0x393/0x7c0
[ 277.012858][ C0] handle_mm_fault+0x23be/0x4410
[ 277.012882][ C0] ? get_page+0xe0/0xe0
[ 277.012902][ C0] ? vmacache_find+0x43b/0x590
[ 277.012943][ C0] ? find_vma+0xd2/0x230
[ 277.012961][ C0] do_user_addr_fault+0x489/0xc80
[ 277.012986][ C0] exc_page_fault+0x60/0x100
[ 277.013006][ C0] asm_exc_page_fault+0x22/0x30
[ 277.013023][ C0] RIP: 0033:0x7fe900805898
[ 277.013045][ C0] Code: 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 e9 01 73 d3 41
[ 277.013060][ C0] RSP: 002b:00007fe8fffb0470 EFLAGS: 00010202
[ 277.013074][ C0] RAX: 00000000003b3000 RBX: 00007fe8fffb0530 RCX: 000000000000001e
[ 277.013086][ C0] RDX: 000000000001afff RSI: 0000000000001000 RDI: 00007fe8fffb05d0
[ 277.013098][ C0] RBP: 000000000000001f R08: 00007fe8f7b91000 R09: 0000000000000001
[ 277.013109][ C0] R10: 0000200000002bc2 R11: 000000000001275e R12: 0000000000000c01
[ 277.013121][ C0] R13: 00007fe9009fa880 R14: 0000000000000017 R15: 00007fe8fffb05d0
[ 277.013140][ C0]
[ 277.019109][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 277.443620][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 277.450865][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 277.461781][ T27] Call Trace:
[ 277.465107][ T27]
[ 277.468073][ T27] dump_stack_lvl+0x188/0x250
[ 277.472885][ T27] ? show_regs_print_info+0x20/0x20
[ 277.478635][ T27] ? load_image+0x400/0x400
[ 277.483291][ T27] panic+0x2e5/0x810
[ 277.487461][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 277.493169][ T27] ? bpf_jit_dump+0xd0/0xd0
[ 277.497832][ T27] ? __irq_work_queue_local+0x12c/0x190
[ 277.503613][ T27] ? nmi_trigger_cpumask_backtrace+0x260/0x280
[ 277.509835][ T27] watchdog+0xe4e/0xe50
[ 277.514048][ T27] kthread+0x436/0x520
[ 277.518262][ T27] ? hungtask_pm_notify+0x40/0x40
[ 277.523347][ T27] ? kthread_blkcg+0xd0/0xd0
[ 277.528161][ T27] ret_from_fork+0x1f/0x30
[ 277.532645][ T27]
[ 277.536408][ T27] Kernel Offset: disabled
[ 277.540770][ T27] Rebooting in 86400 seconds..