fo+0x20/0x20
[ 235.302044][ T5401] ? load_image+0x400/0x400
[ 235.306556][ T5401] sysfs_create_dir_ns+0x26a/0x290
[ 235.311656][ T5401] ? sysfs_warn_dup+0xa0/0xa0
[ 235.316317][ T5401] ? do_raw_spin_unlock+0x11d/0x230
[ 235.321512][ T5401] kobject_add_internal+0x6e0/0xd90
[ 235.326709][ T5401] kobject_init_and_add+0x128/0x190
[ 235.331913][ T5401] ? lockdep_softirqs_off+0x430/0x430
[ 235.337273][ T5401] ? kobject_add+0x230/0x230
[ 235.341848][ T5401] ? __init_swait_queue_head+0xa5/0x150
[ 235.347417][ T5401] gfs2_sys_fs_add+0x24f/0x4b0
[ 235.352167][ T5401] ? gfs2_recover_set+0x240/0x240
[ 235.357184][ T5401] ? snprintf+0xe5/0x140
[ 235.361404][ T5401] ? __free_pages+0x95/0x1a0
[ 235.365978][ T5401] ? vscnprintf+0x80/0x80
[ 235.370295][ T5401] gfs2_fill_super+0x120f/0x1f00
[ 235.375249][ T5401] ? gfs2_reconfigure+0xd30/0xd30
[ 235.380417][ T5401] ? sb_set_blocksize+0xa5/0xe0
[ 235.385255][ T5401] get_tree_bdev+0x3f1/0x610
[ 235.389836][ T5401] ? gfs2_reconfigure+0xd30/0xd30
[ 235.394848][ T5401] gfs2_get_tree+0x4d/0x1e0
[ 235.399331][ T5401] vfs_get_tree+0x88/0x270
[ 235.403728][ T5401] do_new_mount+0x24a/0xa40
[ 235.408238][ T5401] __se_sys_mount+0x2e3/0x3d0
[ 235.412902][ T5401] ? __x64_sys_mount+0xc0/0xc0
[ 235.417646][ T5401] ? lockdep_hardirqs_on+0x94/0x140
[ 235.422823][ T5401] ? __x64_sys_mount+0x1c/0xc0
[ 235.427569][ T5401] do_syscall_64+0x4c/0xa0
[ 235.431966][ T5401] ? clear_bhb_loop+0x30/0x80
[ 235.436645][ T5401] ? clear_bhb_loop+0x30/0x80
[ 235.441310][ T5401] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 235.447358][ T5401] RIP: 0033:0x7f3c75d0af4a
[ 235.451884][ 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
[ 235.471511][ T5401] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 235.480018][ T5401] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 235.487999][ T5401] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 235.495987][ T5401] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 235.503947][ T5401] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 235.511901][ T5401] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 235.520208][ T5401]
[ 235.525283][ T5401] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 235.538510][ T5401] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 235.879161][ T5403] loop1: detected capacity change from 0 to 32768
[ 235.898327][ T5403] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 235.905781][ T5403] CPU: 0 PID: 5403 Comm: syz.1.177 Not tainted syzkaller #0
[ 235.913077][ T5403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 235.923144][ T5403] Call Trace:
[ 235.926430][ T5403]
[ 235.929366][ T5403] dump_stack_lvl+0x188/0x250
[ 235.934055][ T5403] ? show_regs_print_info+0x20/0x20
[ 235.939269][ T5403] ? load_image+0x400/0x400
[ 235.943797][ T5403] sysfs_create_dir_ns+0x26a/0x290
[ 235.949028][ T5403] ? sysfs_warn_dup+0xa0/0xa0
[ 235.953717][ T5403] ? do_raw_spin_unlock+0x11d/0x230
[ 235.959019][ T5403] kobject_add_internal+0x6e0/0xd90
[ 235.964242][ T5403] kobject_init_and_add+0x128/0x190
[ 235.969453][ T5403] ? lockdep_softirqs_off+0x430/0x430
[ 235.974839][ T5403] ? kobject_add+0x230/0x230
[ 235.979431][ T5403] ? __init_swait_queue_head+0xa5/0x150
[ 235.984971][ T5403] gfs2_sys_fs_add+0x24f/0x4b0
[ 235.989732][ T5403] ? gfs2_recover_set+0x240/0x240
[ 235.994815][ T5403] ? snprintf+0xe5/0x140
[ 235.999088][ T5403] ? __free_pages+0x95/0x1a0
[ 236.003863][ T5403] ? vscnprintf+0x80/0x80
[ 236.008582][ T5403] gfs2_fill_super+0x120f/0x1f00
[ 236.013714][ T5403] ? gfs2_reconfigure+0xd30/0xd30
[ 236.018743][ T5403] ? sb_set_blocksize+0xa5/0xe0
[ 236.023679][ T5403] get_tree_bdev+0x3f1/0x610
[ 236.028362][ T5403] ? gfs2_reconfigure+0xd30/0xd30
[ 236.033425][ T5403] gfs2_get_tree+0x4d/0x1e0
[ 236.037917][ T5403] vfs_get_tree+0x88/0x270
[ 236.042333][ T5403] do_new_mount+0x24a/0xa40
[ 236.046876][ T5403] __se_sys_mount+0x2e3/0x3d0
[ 236.052313][ T5403] ? __x64_sys_mount+0xc0/0xc0
[ 236.057075][ T5403] ? lockdep_hardirqs_on+0x94/0x140
[ 236.062351][ T5403] ? __x64_sys_mount+0x1c/0xc0
[ 236.067111][ T5403] do_syscall_64+0x4c/0xa0
[ 236.071608][ T5403] ? clear_bhb_loop+0x30/0x80
[ 236.076306][ T5403] ? clear_bhb_loop+0x30/0x80
[ 236.080975][ T5403] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 236.086857][ T5403] RIP: 0033:0x7f3c75d0af4a
[ 236.091267][ 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
[ 236.110866][ T5403] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 236.119282][ T5403] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 236.127334][ T5403] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 236.135310][ T5403] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 236.143537][ T5403] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 236.151510][ T5403] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 236.159479][ T5403]
[ 236.163239][ T5403] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 236.176662][ T5403] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 236.470658][ T5405] loop1: detected capacity change from 0 to 32768
[ 236.520023][ T5405] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 236.531367][ T5405] CPU: 1 PID: 5405 Comm: syz.1.178 Not tainted syzkaller #0
[ 236.539121][ T5405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 236.549197][ T5405] Call Trace:
[ 236.552489][ T5405]
[ 236.555428][ T5405] dump_stack_lvl+0x188/0x250
[ 236.560122][ T5405] ? show_regs_print_info+0x20/0x20
[ 236.565422][ T5405] ? load_image+0x400/0x400
[ 236.570120][ T5405] sysfs_create_dir_ns+0x26a/0x290
[ 236.575244][ T5405] ? sysfs_warn_dup+0xa0/0xa0
[ 236.579953][ T5405] ? do_raw_spin_unlock+0x11d/0x230
[ 236.585168][ T5405] kobject_add_internal+0x6e0/0xd90
[ 236.590381][ T5405] kobject_init_and_add+0x128/0x190
[ 236.595590][ T5405] ? lockdep_softirqs_off+0x430/0x430
[ 236.600974][ T5405] ? kobject_add+0x230/0x230
[ 236.605590][ T5405] ? __init_swait_queue_head+0xa5/0x150
[ 236.611160][ T5405] gfs2_sys_fs_add+0x24f/0x4b0
[ 236.616031][ T5405] ? gfs2_recover_set+0x240/0x240
[ 236.621074][ T5405] ? snprintf+0xe5/0x140
[ 236.625329][ T5405] ? __free_pages+0x95/0x1a0
[ 236.630092][ T5405] ? vscnprintf+0x80/0x80
[ 236.634436][ T5405] gfs2_fill_super+0x120f/0x1f00
[ 236.639475][ T5405] ? gfs2_reconfigure+0xd30/0xd30
[ 236.644499][ T5405] ? sb_set_blocksize+0xa5/0xe0
[ 236.649338][ T5405] get_tree_bdev+0x3f1/0x610
[ 236.653926][ T5405] ? gfs2_reconfigure+0xd30/0xd30
[ 236.658941][ T5405] gfs2_get_tree+0x4d/0x1e0
[ 236.663435][ T5405] vfs_get_tree+0x88/0x270
[ 236.667832][ T5405] do_new_mount+0x24a/0xa40
[ 236.672359][ T5405] __se_sys_mount+0x2e3/0x3d0
[ 236.677128][ T5405] ? __x64_sys_mount+0xc0/0xc0
[ 236.681903][ T5405] ? lockdep_hardirqs_on+0x94/0x140
[ 236.687099][ T5405] ? __x64_sys_mount+0x1c/0xc0
[ 236.691984][ T5405] do_syscall_64+0x4c/0xa0
[ 236.696397][ T5405] ? clear_bhb_loop+0x30/0x80
[ 236.701111][ T5405] ? clear_bhb_loop+0x30/0x80
[ 236.705781][ T5405] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 236.711692][ T5405] RIP: 0033:0x7f3c75d0af4a
[ 236.716114][ 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
[ 236.735902][ T5405] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 236.744412][ T5405] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 236.752547][ T5405] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 236.760509][ T5405] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 236.768567][ T5405] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 236.777573][ T5405] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 236.785550][ T5405]
[ 236.790378][ T5405] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 236.804126][ T5405] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:14:30 executed programs: 164
[ 237.114464][ T5407] loop1: detected capacity change from 0 to 32768
[ 237.172694][ T5407] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 237.180372][ T5407] CPU: 0 PID: 5407 Comm: syz.1.179 Not tainted syzkaller #0
[ 237.187670][ T5407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 237.197737][ T5407] Call Trace:
[ 237.201093][ T5407]
[ 237.204028][ T5407] dump_stack_lvl+0x188/0x250
[ 237.208716][ T5407] ? show_regs_print_info+0x20/0x20
[ 237.213922][ T5407] ? load_image+0x400/0x400
[ 237.218449][ T5407] sysfs_create_dir_ns+0x26a/0x290
[ 237.223575][ T5407] ? sysfs_warn_dup+0xa0/0xa0
[ 237.228261][ T5407] ? do_raw_spin_unlock+0x11d/0x230
[ 237.233467][ T5407] kobject_add_internal+0x6e0/0xd90
[ 237.238695][ T5407] kobject_init_and_add+0x128/0x190
[ 237.243907][ T5407] ? lockdep_softirqs_off+0x430/0x430
[ 237.249399][ T5407] ? kobject_add+0x230/0x230
[ 237.253997][ T5407] ? __init_swait_queue_head+0xa5/0x150
[ 237.259537][ T5407] gfs2_sys_fs_add+0x24f/0x4b0
[ 237.264375][ T5407] ? gfs2_recover_set+0x240/0x240
[ 237.269390][ T5407] ? snprintf+0xe5/0x140
[ 237.273634][ T5407] ? __free_pages+0x95/0x1a0
[ 237.278213][ T5407] ? vscnprintf+0x80/0x80
[ 237.282539][ T5407] gfs2_fill_super+0x120f/0x1f00
[ 237.287561][ T5407] ? gfs2_reconfigure+0xd30/0xd30
[ 237.292574][ T5407] ? sb_set_blocksize+0xa5/0xe0
[ 237.297406][ T5407] get_tree_bdev+0x3f1/0x610
[ 237.301980][ T5407] ? gfs2_reconfigure+0xd30/0xd30
[ 237.307003][ T5407] gfs2_get_tree+0x4d/0x1e0
[ 237.311489][ T5407] vfs_get_tree+0x88/0x270
[ 237.315978][ T5407] do_new_mount+0x24a/0xa40
[ 237.320464][ T5407] __se_sys_mount+0x2e3/0x3d0
[ 237.325120][ T5407] ? __x64_sys_mount+0xc0/0xc0
[ 237.329865][ T5407] ? lockdep_hardirqs_on+0x94/0x140
[ 237.335051][ T5407] ? __x64_sys_mount+0x1c/0xc0
[ 237.339905][ T5407] do_syscall_64+0x4c/0xa0
[ 237.344302][ T5407] ? clear_bhb_loop+0x30/0x80
[ 237.348956][ T5407] ? clear_bhb_loop+0x30/0x80
[ 237.353630][ T5407] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 237.359503][ T5407] RIP: 0033:0x7f3c75d0af4a
[ 237.363901][ 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
[ 237.383685][ T5407] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 237.392251][ T5407] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 237.400327][ T5407] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 237.408309][ T5407] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 237.416276][ T5407] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 237.424588][ T5407] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 237.432558][ T5407]
[ 237.435215][ T21] Bluetooth: hci0: command 0x0406 tx timeout
[ 237.440074][ T5407] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 237.454907][ T5407] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 237.755129][ T5409] loop1: detected capacity change from 0 to 32768
[ 237.809077][ T5409] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 237.816847][ T5409] CPU: 1 PID: 5409 Comm: syz.1.180 Not tainted syzkaller #0
[ 237.824327][ T5409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 237.834482][ T5409] Call Trace:
[ 237.837913][ T5409]
[ 237.840949][ T5409] dump_stack_lvl+0x188/0x250
[ 237.845643][ T5409] ? show_regs_print_info+0x20/0x20
[ 237.850854][ T5409] ? load_image+0x400/0x400
[ 237.855385][ T5409] sysfs_create_dir_ns+0x26a/0x290
[ 237.860520][ T5409] ? sysfs_warn_dup+0xa0/0xa0
[ 237.865305][ T5409] ? do_raw_spin_unlock+0x11d/0x230
[ 237.870526][ T5409] kobject_add_internal+0x6e0/0xd90
[ 237.875845][ T5409] kobject_init_and_add+0x128/0x190
[ 237.881062][ T5409] ? lockdep_softirqs_off+0x430/0x430
[ 237.886444][ T5409] ? kobject_add+0x230/0x230
[ 237.891203][ T5409] ? __init_swait_queue_head+0xa5/0x150
[ 237.896739][ T5409] gfs2_sys_fs_add+0x24f/0x4b0
[ 237.901670][ T5409] ? gfs2_recover_set+0x240/0x240
[ 237.906678][ T5409] ? snprintf+0xe5/0x140
[ 237.910908][ T5409] ? __free_pages+0x95/0x1a0
[ 237.915506][ T5409] ? vscnprintf+0x80/0x80
[ 237.919822][ T5409] gfs2_fill_super+0x120f/0x1f00
[ 237.924748][ T5409] ? gfs2_reconfigure+0xd30/0xd30
[ 237.929764][ T5409] ? sb_set_blocksize+0xa5/0xe0
[ 237.934810][ T5409] get_tree_bdev+0x3f1/0x610
[ 237.939389][ T5409] ? gfs2_reconfigure+0xd30/0xd30
[ 237.944404][ T5409] gfs2_get_tree+0x4d/0x1e0
[ 237.948981][ T5409] vfs_get_tree+0x88/0x270
[ 237.953405][ T5409] do_new_mount+0x24a/0xa40
[ 237.957915][ T5409] __se_sys_mount+0x2e3/0x3d0
[ 237.962589][ T5409] ? __x64_sys_mount+0xc0/0xc0
[ 237.967351][ T5409] ? lockdep_hardirqs_on+0x94/0x140
[ 237.972580][ T5409] ? __x64_sys_mount+0x1c/0xc0
[ 237.977345][ T5409] do_syscall_64+0x4c/0xa0
[ 237.981855][ T5409] ? clear_bhb_loop+0x30/0x80
[ 237.986519][ T5409] ? clear_bhb_loop+0x30/0x80
[ 237.991188][ T5409] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 237.997070][ T5409] RIP: 0033:0x7f3c75d0af4a
[ 238.001488][ 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
[ 238.021269][ T5409] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 238.029768][ T5409] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 238.037735][ T5409] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 238.045698][ T5409] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 238.053660][ T5409] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 238.061711][ T5409] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 238.069783][ T5409]
[ 238.074999][ T5409] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 238.088247][ T5409] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 238.421245][ T5411] loop1: detected capacity change from 0 to 32768
[ 238.474458][ T5411] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 238.481961][ T5411] CPU: 1 PID: 5411 Comm: syz.1.181 Not tainted syzkaller #0
[ 238.489261][ T5411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 238.499330][ T5411] Call Trace:
[ 238.502745][ T5411]
[ 238.505690][ T5411] dump_stack_lvl+0x188/0x250
[ 238.510386][ T5411] ? show_regs_print_info+0x20/0x20
[ 238.515691][ T5411] ? load_image+0x400/0x400
[ 238.520213][ T5411] sysfs_create_dir_ns+0x26a/0x290
[ 238.525342][ T5411] ? sysfs_warn_dup+0xa0/0xa0
[ 238.530048][ T5411] ? do_raw_spin_unlock+0x11d/0x230
[ 238.535273][ T5411] kobject_add_internal+0x6e0/0xd90
[ 238.541034][ T5411] kobject_init_and_add+0x128/0x190
[ 238.546690][ T5411] ? lockdep_softirqs_off+0x430/0x430
[ 238.552095][ T5411] ? kobject_add+0x230/0x230
[ 238.556713][ T5411] ? __init_swait_queue_head+0xa5/0x150
[ 238.562365][ T5411] gfs2_sys_fs_add+0x24f/0x4b0
[ 238.567152][ T5411] ? gfs2_recover_set+0x240/0x240
[ 238.572187][ T5411] ? snprintf+0xe5/0x140
[ 238.576598][ T5411] ? __free_pages+0x95/0x1a0
[ 238.581198][ T5411] ? vscnprintf+0x80/0x80
[ 238.585544][ T5411] gfs2_fill_super+0x120f/0x1f00
[ 238.590503][ T5411] ? gfs2_reconfigure+0xd30/0xd30
[ 238.595526][ T5411] ? sb_set_blocksize+0xa5/0xe0
[ 238.600541][ T5411] get_tree_bdev+0x3f1/0x610
[ 238.605121][ T5411] ? gfs2_reconfigure+0xd30/0xd30
[ 238.610143][ T5411] gfs2_get_tree+0x4d/0x1e0
[ 238.614636][ T5411] vfs_get_tree+0x88/0x270
[ 238.619044][ T5411] do_new_mount+0x24a/0xa40
[ 238.623546][ T5411] __se_sys_mount+0x2e3/0x3d0
[ 238.628211][ T5411] ? __x64_sys_mount+0xc0/0xc0
[ 238.632967][ T5411] ? lockdep_hardirqs_on+0x94/0x140
[ 238.638153][ T5411] ? __x64_sys_mount+0x1c/0xc0
[ 238.642911][ T5411] do_syscall_64+0x4c/0xa0
[ 238.647310][ T5411] ? clear_bhb_loop+0x30/0x80
[ 238.651972][ T5411] ? clear_bhb_loop+0x30/0x80
[ 238.656627][ T5411] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 238.662502][ T5411] RIP: 0033:0x7f3c75d0af4a
[ 238.666904][ 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
[ 238.686516][ T5411] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 238.695037][ T5411] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 238.703031][ T5411] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 238.711000][ T5411] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 238.718968][ T5411] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 238.726927][ T5411] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 238.734921][ T5411]
[ 238.739712][ T5411] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 238.752882][ T5411] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 239.081484][ T5413] loop1: detected capacity change from 0 to 32768
[ 239.092300][ T5413] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 239.101047][ T5413] CPU: 1 PID: 5413 Comm: syz.1.182 Not tainted syzkaller #0
[ 239.108704][ T5413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 239.119047][ T5413] Call Trace:
[ 239.122436][ T5413]
[ 239.125494][ T5413] dump_stack_lvl+0x188/0x250
[ 239.130550][ T5413] ? show_regs_print_info+0x20/0x20
[ 239.135785][ T5413] ? load_image+0x400/0x400
[ 239.140323][ T5413] sysfs_create_dir_ns+0x26a/0x290
[ 239.145452][ T5413] ? sysfs_warn_dup+0xa0/0xa0
[ 239.150152][ T5413] ? do_raw_spin_unlock+0x11d/0x230
[ 239.155354][ T5413] kobject_add_internal+0x6e0/0xd90
[ 239.160861][ T5413] kobject_init_and_add+0x128/0x190
[ 239.166053][ T5413] ? lockdep_softirqs_off+0x430/0x430
[ 239.171433][ T5413] ? kobject_add+0x230/0x230
[ 239.176015][ T5413] ? __init_swait_queue_head+0xa5/0x150
[ 239.181576][ T5413] gfs2_sys_fs_add+0x24f/0x4b0
[ 239.186340][ T5413] ? gfs2_recover_set+0x240/0x240
[ 239.191359][ T5413] ? snprintf+0xe5/0x140
[ 239.195593][ T5413] ? __free_pages+0x95/0x1a0
[ 239.200280][ T5413] ? vscnprintf+0x80/0x80
[ 239.204599][ T5413] gfs2_fill_super+0x120f/0x1f00
[ 239.209532][ T5413] ? gfs2_reconfigure+0xd30/0xd30
[ 239.214550][ T5413] ? sb_set_blocksize+0xa5/0xe0
[ 239.219387][ T5413] get_tree_bdev+0x3f1/0x610
[ 239.223965][ T5413] ? gfs2_reconfigure+0xd30/0xd30
[ 239.228973][ T5413] gfs2_get_tree+0x4d/0x1e0
[ 239.233634][ T5413] vfs_get_tree+0x88/0x270
[ 239.238032][ T5413] do_new_mount+0x24a/0xa40
[ 239.242528][ T5413] __se_sys_mount+0x2e3/0x3d0
[ 239.247191][ T5413] ? __x64_sys_mount+0xc0/0xc0
[ 239.251934][ T5413] ? lockdep_hardirqs_on+0x94/0x140
[ 239.257117][ T5413] ? __x64_sys_mount+0x1c/0xc0
[ 239.261982][ T5413] do_syscall_64+0x4c/0xa0
[ 239.266377][ T5413] ? clear_bhb_loop+0x30/0x80
[ 239.271035][ T5413] ? clear_bhb_loop+0x30/0x80
[ 239.275697][ T5413] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 239.281589][ T5413] RIP: 0033:0x7f3c75d0af4a
[ 239.285988][ 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
[ 239.305596][ T5413] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 239.314011][ T5413] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 239.322405][ T5413] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 239.330360][ T5413] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 239.338314][ T5413] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 239.346274][ T5413] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 239.354239][ T5413]
[ 239.361174][ T5413] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 239.376846][ T5413] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 239.686515][ T5415] loop1: detected capacity change from 0 to 32768
[ 239.742417][ T5415] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 239.754848][ T5415] CPU: 0 PID: 5415 Comm: syz.1.183 Not tainted syzkaller #0
[ 239.762178][ T5415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 239.772246][ T5415] Call Trace:
[ 239.775529][ T5415]
[ 239.778474][ T5415] dump_stack_lvl+0x188/0x250
[ 239.783256][ T5415] ? show_regs_print_info+0x20/0x20
[ 239.788636][ T5415] ? load_image+0x400/0x400
[ 239.793152][ T5415] sysfs_create_dir_ns+0x26a/0x290
[ 239.798271][ T5415] ? sysfs_warn_dup+0xa0/0xa0
[ 239.802954][ T5415] ? do_raw_spin_unlock+0x11d/0x230
[ 239.808162][ T5415] kobject_add_internal+0x6e0/0xd90
[ 239.813539][ T5415] kobject_init_and_add+0x128/0x190
[ 239.818744][ T5415] ? lockdep_softirqs_off+0x430/0x430
[ 239.824212][ T5415] ? kobject_add+0x230/0x230
[ 239.828792][ T5415] ? __init_swait_queue_head+0xa5/0x150
[ 239.834329][ T5415] gfs2_sys_fs_add+0x24f/0x4b0
[ 239.839109][ T5415] ? gfs2_recover_set+0x240/0x240
[ 239.844206][ T5415] ? snprintf+0xe5/0x140
[ 239.848433][ T5415] ? __free_pages+0x95/0x1a0
[ 239.853008][ T5415] ? vscnprintf+0x80/0x80
[ 239.857330][ T5415] gfs2_fill_super+0x120f/0x1f00
[ 239.862266][ T5415] ? gfs2_reconfigure+0xd30/0xd30
[ 239.867280][ T5415] ? sb_set_blocksize+0xa5/0xe0
[ 239.872111][ T5415] get_tree_bdev+0x3f1/0x610
[ 239.876684][ T5415] ? gfs2_reconfigure+0xd30/0xd30
[ 239.881693][ T5415] gfs2_get_tree+0x4d/0x1e0
[ 239.886186][ T5415] vfs_get_tree+0x88/0x270
[ 239.890598][ T5415] do_new_mount+0x24a/0xa40
[ 239.895095][ T5415] __se_sys_mount+0x2e3/0x3d0
[ 239.899769][ T5415] ? __x64_sys_mount+0xc0/0xc0
[ 239.904517][ T5415] ? lockdep_hardirqs_on+0x94/0x140
[ 239.909695][ T5415] ? __x64_sys_mount+0x1c/0xc0
[ 239.914452][ T5415] do_syscall_64+0x4c/0xa0
[ 239.918847][ T5415] ? clear_bhb_loop+0x30/0x80
[ 239.923571][ T5415] ? clear_bhb_loop+0x30/0x80
[ 239.928228][ T5415] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 239.934102][ T5415] RIP: 0033:0x7f3c75d0af4a
[ 239.938509][ 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
[ 239.958096][ T5415] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 239.966498][ T5415] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 239.974452][ T5415] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 239.982410][ T5415] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 239.990454][ T5415] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 239.998411][ T5415] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 240.006381][ T5415]
[ 240.017164][ T5415] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 240.031415][ T5415] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 240.365840][ T5417] loop1: detected capacity change from 0 to 32768
[ 240.384085][ T5417] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 240.393683][ T5417] CPU: 1 PID: 5417 Comm: syz.1.184 Not tainted syzkaller #0
[ 240.401008][ T5417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 240.411083][ T5417] Call Trace:
[ 240.414371][ T5417]
[ 240.417302][ T5417] dump_stack_lvl+0x188/0x250
[ 240.422004][ T5417] ? show_regs_print_info+0x20/0x20
[ 240.427400][ T5417] ? load_image+0x400/0x400
[ 240.431935][ T5417] sysfs_create_dir_ns+0x26a/0x290
[ 240.437066][ T5417] ? sysfs_warn_dup+0xa0/0xa0
[ 240.441837][ T5417] ? do_raw_spin_unlock+0x11d/0x230
[ 240.447048][ T5417] kobject_add_internal+0x6e0/0xd90
[ 240.452262][ T5417] kobject_init_and_add+0x128/0x190
[ 240.457484][ T5417] ? lockdep_softirqs_off+0x430/0x430
[ 240.462867][ T5417] ? kobject_add+0x230/0x230
[ 240.467447][ T5417] ? __init_swait_queue_head+0xa5/0x150
[ 240.472994][ T5417] gfs2_sys_fs_add+0x24f/0x4b0
[ 240.477762][ T5417] ? gfs2_recover_set+0x240/0x240
[ 240.482785][ T5417] ? snprintf+0xe5/0x140
[ 240.487232][ T5417] ? __free_pages+0x95/0x1a0
[ 240.491828][ T5417] ? vscnprintf+0x80/0x80
[ 240.496151][ T5417] gfs2_fill_super+0x120f/0x1f00
[ 240.501088][ T5417] ? gfs2_reconfigure+0xd30/0xd30
[ 240.506107][ T5417] ? sb_set_blocksize+0xa5/0xe0
[ 240.510937][ T5417] get_tree_bdev+0x3f1/0x610
[ 240.515510][ T5417] ? gfs2_reconfigure+0xd30/0xd30
[ 240.520526][ T5417] gfs2_get_tree+0x4d/0x1e0
[ 240.525020][ T5417] vfs_get_tree+0x88/0x270
[ 240.529573][ T5417] do_new_mount+0x24a/0xa40
[ 240.534072][ T5417] __se_sys_mount+0x2e3/0x3d0
[ 240.538740][ T5417] ? __x64_sys_mount+0xc0/0xc0
[ 240.543495][ T5417] ? lockdep_hardirqs_on+0x94/0x140
[ 240.548680][ T5417] ? __x64_sys_mount+0x1c/0xc0
[ 240.553427][ T5417] do_syscall_64+0x4c/0xa0
[ 240.557821][ T5417] ? clear_bhb_loop+0x30/0x80
[ 240.562478][ T5417] ? clear_bhb_loop+0x30/0x80
[ 240.567136][ T5417] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 240.573008][ T5417] RIP: 0033:0x7f3c75d0af4a
[ 240.577411][ 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
[ 240.597000][ T5417] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 240.605404][ T5417] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 240.613357][ T5417] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 240.621308][ T5417] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 240.629260][ T5417] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 240.637386][ T5417] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 240.645356][ T5417]
[ 240.651089][ T5417] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 240.664271][ T5417] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 240.987572][ T5419] loop1: detected capacity change from 0 to 32768
[ 241.033846][ T5419] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 241.041440][ T5419] CPU: 0 PID: 5419 Comm: syz.1.185 Not tainted syzkaller #0
[ 241.048748][ T5419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 241.058927][ T5419] Call Trace:
[ 241.062315][ T5419]
[ 241.065275][ T5419] dump_stack_lvl+0x188/0x250
[ 241.070188][ T5419] ? show_regs_print_info+0x20/0x20
[ 241.075430][ T5419] ? load_image+0x400/0x400
[ 241.079960][ T5419] sysfs_create_dir_ns+0x26a/0x290
[ 241.085093][ T5419] ? sysfs_warn_dup+0xa0/0xa0
[ 241.089795][ T5419] ? do_raw_spin_unlock+0x11d/0x230
[ 241.095022][ T5419] kobject_add_internal+0x6e0/0xd90
[ 241.100250][ T5419] kobject_init_and_add+0x128/0x190
[ 241.105479][ T5419] ? lockdep_softirqs_off+0x430/0x430
[ 241.110879][ T5419] ? kobject_add+0x230/0x230
[ 241.115500][ T5419] ? __init_swait_queue_head+0xa5/0x150
[ 241.121084][ T5419] gfs2_sys_fs_add+0x24f/0x4b0
[ 241.125884][ T5419] ? gfs2_recover_set+0x240/0x240
[ 241.130939][ T5419] ? snprintf+0xe5/0x140
[ 241.135306][ T5419] ? __free_pages+0x95/0x1a0
[ 241.139956][ T5419] ? vscnprintf+0x80/0x80
[ 241.144298][ T5419] gfs2_fill_super+0x120f/0x1f00
[ 241.149253][ T5419] ? gfs2_reconfigure+0xd30/0xd30
[ 241.154306][ T5419] ? sb_set_blocksize+0xa5/0xe0
[ 241.159162][ T5419] get_tree_bdev+0x3f1/0x610
[ 241.163753][ T5419] ? gfs2_reconfigure+0xd30/0xd30
[ 241.168776][ T5419] gfs2_get_tree+0x4d/0x1e0
[ 241.173277][ T5419] vfs_get_tree+0x88/0x270
[ 241.177683][ T5419] do_new_mount+0x24a/0xa40
[ 241.182184][ T5419] __se_sys_mount+0x2e3/0x3d0
[ 241.186855][ T5419] ? __x64_sys_mount+0xc0/0xc0
[ 241.191609][ T5419] ? lockdep_hardirqs_on+0x94/0x140
[ 241.196805][ T5419] ? __x64_sys_mount+0x1c/0xc0
[ 241.201605][ T5419] do_syscall_64+0x4c/0xa0
[ 241.206056][ T5419] ? clear_bhb_loop+0x30/0x80
[ 241.210724][ T5419] ? clear_bhb_loop+0x30/0x80
[ 241.215500][ T5419] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 241.221397][ T5419] RIP: 0033:0x7f3c75d0af4a
[ 241.225804][ 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
[ 241.245499][ T5419] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 241.254020][ T5419] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 241.262003][ T5419] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 241.269993][ T5419] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 241.277963][ T5419] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 241.286161][ T5419] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 241.294163][ T5419]
[ 241.301893][ T5419] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.315574][ T5419] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 241.629865][ T5421] loop1: detected capacity change from 0 to 32768
[ 241.680781][ T5421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 241.691971][ T5421] CPU: 1 PID: 5421 Comm: syz.1.186 Not tainted syzkaller #0
[ 241.699292][ T5421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 241.709368][ T5421] Call Trace:
[ 241.712670][ T5421]
[ 241.715612][ T5421] dump_stack_lvl+0x188/0x250
[ 241.720399][ T5421] ? show_regs_print_info+0x20/0x20
[ 241.725604][ T5421] ? load_image+0x400/0x400
[ 241.730135][ T5421] sysfs_create_dir_ns+0x26a/0x290
[ 241.735276][ T5421] ? sysfs_warn_dup+0xa0/0xa0
[ 241.739977][ T5421] ? do_raw_spin_unlock+0x11d/0x230
[ 241.745194][ T5421] kobject_add_internal+0x6e0/0xd90
[ 241.750421][ T5421] kobject_init_and_add+0x128/0x190
[ 241.755635][ T5421] ? lockdep_softirqs_off+0x430/0x430
[ 241.761280][ T5421] ? kobject_add+0x230/0x230
[ 241.766229][ T5421] ? __init_swait_queue_head+0xa5/0x150
[ 241.771780][ T5421] gfs2_sys_fs_add+0x24f/0x4b0
[ 241.776544][ T5421] ? gfs2_recover_set+0x240/0x240
[ 241.781573][ T5421] ? snprintf+0xe5/0x140
[ 241.785978][ T5421] ? __free_pages+0x95/0x1a0
[ 241.790570][ T5421] ? vscnprintf+0x80/0x80
[ 241.794931][ T5421] gfs2_fill_super+0x120f/0x1f00
[ 241.799892][ T5421] ? gfs2_reconfigure+0xd30/0xd30
[ 241.805019][ T5421] ? sb_set_blocksize+0xa5/0xe0
[ 241.809890][ T5421] get_tree_bdev+0x3f1/0x610
[ 241.814469][ T5421] ? gfs2_reconfigure+0xd30/0xd30
[ 241.819479][ T5421] gfs2_get_tree+0x4d/0x1e0
[ 241.824050][ T5421] vfs_get_tree+0x88/0x270
[ 241.828448][ T5421] do_new_mount+0x24a/0xa40
[ 241.832942][ T5421] __se_sys_mount+0x2e3/0x3d0
[ 241.837628][ T5421] ? __x64_sys_mount+0xc0/0xc0
[ 241.842458][ T5421] ? lockdep_hardirqs_on+0x94/0x140
[ 241.847636][ T5421] ? __x64_sys_mount+0x1c/0xc0
[ 241.852385][ T5421] do_syscall_64+0x4c/0xa0
[ 241.856782][ T5421] ? clear_bhb_loop+0x30/0x80
[ 241.861443][ T5421] ? clear_bhb_loop+0x30/0x80
[ 241.866206][ T5421] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 241.872086][ T5421] RIP: 0033:0x7f3c75d0af4a
[ 241.876489][ 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
[ 241.896090][ T5421] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 241.904512][ T5421] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 241.912581][ T5421] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 241.920629][ T5421] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 241.928610][ T5421] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 241.936567][ T5421] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 241.944639][ T5421]
[ 241.949669][ T5421] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.962870][ T5421] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:14:36 executed programs: 172
[ 242.263366][ T5423] loop1: detected capacity change from 0 to 32768
[ 242.314489][ T5423] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.322050][ T5423] CPU: 1 PID: 5423 Comm: syz.1.187 Not tainted syzkaller #0
[ 242.329341][ T5423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 242.339412][ T5423] Call Trace:
[ 242.342698][ T5423]
[ 242.345638][ T5423] dump_stack_lvl+0x188/0x250
[ 242.350333][ T5423] ? show_regs_print_info+0x20/0x20
[ 242.355540][ T5423] ? load_image+0x400/0x400
[ 242.360063][ T5423] sysfs_create_dir_ns+0x26a/0x290
[ 242.365193][ T5423] ? sysfs_warn_dup+0xa0/0xa0
[ 242.369882][ T5423] ? do_raw_spin_unlock+0x11d/0x230
[ 242.375089][ T5423] kobject_add_internal+0x6e0/0xd90
[ 242.380379][ T5423] kobject_init_and_add+0x128/0x190
[ 242.385671][ T5423] ? lockdep_softirqs_off+0x430/0x430
[ 242.391076][ T5423] ? kobject_add+0x230/0x230
[ 242.395848][ T5423] ? __init_swait_queue_head+0xa5/0x150
[ 242.401405][ T5423] gfs2_sys_fs_add+0x24f/0x4b0
[ 242.406186][ T5423] ? gfs2_recover_set+0x240/0x240
[ 242.411213][ T5423] ? snprintf+0xe5/0x140
[ 242.415536][ T5423] ? __free_pages+0x95/0x1a0
[ 242.420129][ T5423] ? vscnprintf+0x80/0x80
[ 242.424443][ T5423] gfs2_fill_super+0x120f/0x1f00
[ 242.429370][ T5423] ? gfs2_reconfigure+0xd30/0xd30
[ 242.434385][ T5423] ? sb_set_blocksize+0xa5/0xe0
[ 242.439221][ T5423] get_tree_bdev+0x3f1/0x610
[ 242.443893][ T5423] ? gfs2_reconfigure+0xd30/0xd30
[ 242.448922][ T5423] gfs2_get_tree+0x4d/0x1e0
[ 242.453422][ T5423] vfs_get_tree+0x88/0x270
[ 242.458087][ T5423] do_new_mount+0x24a/0xa40
[ 242.462574][ T5423] __se_sys_mount+0x2e3/0x3d0
[ 242.467233][ T5423] ? __x64_sys_mount+0xc0/0xc0
[ 242.471986][ T5423] ? lockdep_hardirqs_on+0x94/0x140
[ 242.477171][ T5423] ? __x64_sys_mount+0x1c/0xc0
[ 242.481937][ T5423] do_syscall_64+0x4c/0xa0
[ 242.486385][ T5423] ? clear_bhb_loop+0x30/0x80
[ 242.491047][ T5423] ? clear_bhb_loop+0x30/0x80
[ 242.495878][ T5423] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 242.501752][ T5423] RIP: 0033:0x7f3c75d0af4a
[ 242.506247][ 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
[ 242.525843][ T5423] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.534268][ T5423] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 242.542244][ T5423] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 242.550205][ T5423] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 242.558258][ T5423] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 242.566386][ T5423] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 242.574780][ T5423]
[ 242.579828][ T5423] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 242.593173][ T5423] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.907467][ T5425] loop1: detected capacity change from 0 to 32768
[ 242.987892][ T5425] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.995525][ T5425] CPU: 1 PID: 5425 Comm: syz.1.188 Not tainted syzkaller #0
[ 243.002833][ T5425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 243.012900][ T5425] Call Trace:
[ 243.016193][ T5425]
[ 243.019135][ T5425] dump_stack_lvl+0x188/0x250
[ 243.023828][ T5425] ? show_regs_print_info+0x20/0x20
[ 243.029122][ T5425] ? load_image+0x400/0x400
[ 243.033655][ T5425] sysfs_create_dir_ns+0x26a/0x290
[ 243.038868][ T5425] ? sysfs_warn_dup+0xa0/0xa0
[ 243.043550][ T5425] ? do_raw_spin_unlock+0x11d/0x230
[ 243.048741][ T5425] kobject_add_internal+0x6e0/0xd90
[ 243.053933][ T5425] kobject_init_and_add+0x128/0x190
[ 243.059114][ T5425] ? lockdep_softirqs_off+0x430/0x430
[ 243.064476][ T5425] ? kobject_add+0x230/0x230
[ 243.069063][ T5425] ? __init_swait_queue_head+0xa5/0x150
[ 243.074855][ T5425] gfs2_sys_fs_add+0x24f/0x4b0
[ 243.079604][ T5425] ? gfs2_recover_set+0x240/0x240
[ 243.084619][ T5425] ? snprintf+0xe5/0x140
[ 243.088992][ T5425] ? __free_pages+0x95/0x1a0
[ 243.093719][ T5425] ? vscnprintf+0x80/0x80
[ 243.098051][ T5425] gfs2_fill_super+0x120f/0x1f00
[ 243.102997][ T5425] ? gfs2_reconfigure+0xd30/0xd30
[ 243.108050][ T5425] ? sb_set_blocksize+0xa5/0xe0
[ 243.112906][ T5425] get_tree_bdev+0x3f1/0x610
[ 243.117495][ T5425] ? gfs2_reconfigure+0xd30/0xd30
[ 243.122633][ T5425] gfs2_get_tree+0x4d/0x1e0
[ 243.127156][ T5425] vfs_get_tree+0x88/0x270
[ 243.131570][ T5425] do_new_mount+0x24a/0xa40
[ 243.136078][ T5425] __se_sys_mount+0x2e3/0x3d0
[ 243.140750][ T5425] ? __x64_sys_mount+0xc0/0xc0
[ 243.145514][ T5425] ? lockdep_hardirqs_on+0x94/0x140
[ 243.150700][ T5425] ? __x64_sys_mount+0x1c/0xc0
[ 243.155457][ T5425] do_syscall_64+0x4c/0xa0
[ 243.159874][ T5425] ? clear_bhb_loop+0x30/0x80
[ 243.164539][ T5425] ? clear_bhb_loop+0x30/0x80
[ 243.169200][ T5425] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 243.175083][ T5425] RIP: 0033:0x7f3c75d0af4a
[ 243.179501][ 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
[ 243.199183][ T5425] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.207591][ T5425] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 243.215569][ T5425] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 243.223525][ T5425] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 243.231481][ T5425] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 243.239540][ T5425] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 243.247508][ T5425]
[ 243.252409][ T5425] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.265682][ T5425] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 243.584725][ T5427] loop1: detected capacity change from 0 to 32768
[ 243.635637][ T5427] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 243.643050][ T5427] CPU: 0 PID: 5427 Comm: syz.1.189 Not tainted syzkaller #0
[ 243.650348][ T5427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 243.660526][ T5427] Call Trace:
[ 243.663810][ T5427]
[ 243.666752][ T5427] dump_stack_lvl+0x188/0x250
[ 243.671443][ T5427] ? show_regs_print_info+0x20/0x20
[ 243.676645][ T5427] ? load_image+0x400/0x400
[ 243.681170][ T5427] sysfs_create_dir_ns+0x26a/0x290
[ 243.686376][ T5427] ? sysfs_warn_dup+0xa0/0xa0
[ 243.691070][ T5427] ? do_raw_spin_unlock+0x11d/0x230
[ 243.696282][ T5427] kobject_add_internal+0x6e0/0xd90
[ 243.701493][ T5427] kobject_init_and_add+0x128/0x190
[ 243.706697][ T5427] ? lockdep_softirqs_off+0x430/0x430
[ 243.712083][ T5427] ? kobject_add+0x230/0x230
[ 243.716674][ T5427] ? __init_swait_queue_head+0xa5/0x150
[ 243.722207][ T5427] gfs2_sys_fs_add+0x24f/0x4b0
[ 243.727107][ T5427] ? gfs2_recover_set+0x240/0x240
[ 243.732121][ T5427] ? snprintf+0xe5/0x140
[ 243.736349][ T5427] ? __free_pages+0x95/0x1a0
[ 243.740931][ T5427] ? vscnprintf+0x80/0x80
[ 243.745245][ T5427] gfs2_fill_super+0x120f/0x1f00
[ 243.750263][ T5427] ? gfs2_reconfigure+0xd30/0xd30
[ 243.755289][ T5427] ? sb_set_blocksize+0xa5/0xe0
[ 243.760187][ T5427] get_tree_bdev+0x3f1/0x610
[ 243.764760][ T5427] ? gfs2_reconfigure+0xd30/0xd30
[ 243.769769][ T5427] gfs2_get_tree+0x4d/0x1e0
[ 243.774256][ T5427] vfs_get_tree+0x88/0x270
[ 243.778654][ T5427] do_new_mount+0x24a/0xa40
[ 243.783140][ T5427] __se_sys_mount+0x2e3/0x3d0
[ 243.787796][ T5427] ? __x64_sys_mount+0xc0/0xc0
[ 243.792542][ T5427] ? lockdep_hardirqs_on+0x94/0x140
[ 243.797722][ T5427] ? __x64_sys_mount+0x1c/0xc0
[ 243.802556][ T5427] do_syscall_64+0x4c/0xa0
[ 243.806953][ T5427] ? clear_bhb_loop+0x30/0x80
[ 243.811610][ T5427] ? clear_bhb_loop+0x30/0x80
[ 243.816263][ T5427] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 243.822144][ T5427] RIP: 0033:0x7f3c75d0af4a
[ 243.826627][ 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
[ 243.846214][ T5427] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.854614][ T5427] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 243.862575][ T5427] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 243.870531][ T5427] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 243.878485][ T5427] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 243.886443][ T5427] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 243.894405][ T5427]
[ 243.899232][ T5427] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.912887][ T5427] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.211338][ T5429] loop1: detected capacity change from 0 to 32768
[ 244.267462][ T5429] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.274869][ T5429] CPU: 1 PID: 5429 Comm: syz.1.190 Not tainted syzkaller #0
[ 244.282158][ T5429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 244.292216][ T5429] Call Trace:
[ 244.295497][ T5429]
[ 244.298423][ T5429] dump_stack_lvl+0x188/0x250
[ 244.303112][ T5429] ? show_regs_print_info+0x20/0x20
[ 244.308318][ T5429] ? load_image+0x400/0x400
[ 244.312838][ T5429] sysfs_create_dir_ns+0x26a/0x290
[ 244.317957][ T5429] ? sysfs_warn_dup+0xa0/0xa0
[ 244.322639][ T5429] ? do_raw_spin_unlock+0x11d/0x230
[ 244.327854][ T5429] kobject_add_internal+0x6e0/0xd90
[ 244.333063][ T5429] kobject_init_and_add+0x128/0x190
[ 244.338266][ T5429] ? lockdep_softirqs_off+0x430/0x430
[ 244.343649][ T5429] ? kobject_add+0x230/0x230
[ 244.348250][ T5429] ? __init_swait_queue_head+0xa5/0x150
[ 244.353783][ T5429] gfs2_sys_fs_add+0x24f/0x4b0
[ 244.358532][ T5429] ? gfs2_recover_set+0x240/0x240
[ 244.363564][ T5429] ? snprintf+0xe5/0x140
[ 244.367790][ T5429] ? __free_pages+0x95/0x1a0
[ 244.372364][ T5429] ? vscnprintf+0x80/0x80
[ 244.376864][ T5429] gfs2_fill_super+0x120f/0x1f00
[ 244.381808][ T5429] ? gfs2_reconfigure+0xd30/0xd30
[ 244.386839][ T5429] ? sb_set_blocksize+0xa5/0xe0
[ 244.391774][ T5429] get_tree_bdev+0x3f1/0x610
[ 244.396359][ T5429] ? gfs2_reconfigure+0xd30/0xd30
[ 244.401370][ T5429] gfs2_get_tree+0x4d/0x1e0
[ 244.405856][ T5429] vfs_get_tree+0x88/0x270
[ 244.410257][ T5429] do_new_mount+0x24a/0xa40
[ 244.414788][ T5429] __se_sys_mount+0x2e3/0x3d0
[ 244.419452][ T5429] ? __x64_sys_mount+0xc0/0xc0
[ 244.424202][ T5429] ? lockdep_hardirqs_on+0x94/0x140
[ 244.429388][ T5429] ? __x64_sys_mount+0x1c/0xc0
[ 244.434147][ T5429] do_syscall_64+0x4c/0xa0
[ 244.438581][ T5429] ? clear_bhb_loop+0x30/0x80
[ 244.443334][ T5429] ? clear_bhb_loop+0x30/0x80
[ 244.448007][ T5429] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 244.453900][ T5429] RIP: 0033:0x7f3c75d0af4a
[ 244.458307][ 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
[ 244.477992][ T5429] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.486424][ T5429] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 244.494401][ T5429] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 244.502359][ T5429] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 244.510423][ T5429] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 244.518379][ T5429] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 244.526362][ T5429]
[ 244.531438][ T5429] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.544708][ T5429] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.858842][ T5431] loop1: detected capacity change from 0 to 32768
[ 244.917740][ T5431] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.935193][ T5431] CPU: 0 PID: 5431 Comm: syz.1.191 Not tainted syzkaller #0
[ 244.942522][ T5431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 244.952585][ T5431] Call Trace:
[ 244.955874][ T5431]
[ 244.958811][ T5431] dump_stack_lvl+0x188/0x250
[ 244.963496][ T5431] ? show_regs_print_info+0x20/0x20
[ 244.968697][ T5431] ? load_image+0x400/0x400
[ 244.973220][ T5431] sysfs_create_dir_ns+0x26a/0x290
[ 244.978353][ T5431] ? sysfs_warn_dup+0xa0/0xa0
[ 244.983037][ T5431] ? do_raw_spin_unlock+0x11d/0x230
[ 244.988504][ T5431] kobject_add_internal+0x6e0/0xd90
[ 244.993713][ T5431] kobject_init_and_add+0x128/0x190
[ 244.998917][ T5431] ? lockdep_softirqs_off+0x430/0x430
[ 245.004305][ T5431] ? kobject_add+0x230/0x230
[ 245.008904][ T5431] ? __init_swait_queue_head+0xa5/0x150
[ 245.014454][ T5431] gfs2_sys_fs_add+0x24f/0x4b0
[ 245.019212][ T5431] ? gfs2_recover_set+0x240/0x240
[ 245.024305][ T5431] ? snprintf+0xe5/0x140
[ 245.028531][ T5431] ? __free_pages+0x95/0x1a0
[ 245.033101][ T5431] ? vscnprintf+0x80/0x80
[ 245.037590][ T5431] gfs2_fill_super+0x120f/0x1f00
[ 245.042514][ T5431] ? gfs2_reconfigure+0xd30/0xd30
[ 245.047530][ T5431] ? sb_set_blocksize+0xa5/0xe0
[ 245.052361][ T5431] get_tree_bdev+0x3f1/0x610
[ 245.056935][ T5431] ? gfs2_reconfigure+0xd30/0xd30
[ 245.061941][ T5431] gfs2_get_tree+0x4d/0x1e0
[ 245.066435][ T5431] vfs_get_tree+0x88/0x270
[ 245.070853][ T5431] do_new_mount+0x24a/0xa40
[ 245.075348][ T5431] __se_sys_mount+0x2e3/0x3d0
[ 245.080029][ T5431] ? __x64_sys_mount+0xc0/0xc0
[ 245.084780][ T5431] ? lockdep_hardirqs_on+0x94/0x140
[ 245.090209][ T5431] ? __x64_sys_mount+0x1c/0xc0
[ 245.095080][ T5431] do_syscall_64+0x4c/0xa0
[ 245.099510][ T5431] ? clear_bhb_loop+0x30/0x80
[ 245.104175][ T5431] ? clear_bhb_loop+0x30/0x80
[ 245.108838][ T5431] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 245.114730][ T5431] RIP: 0033:0x7f3c75d0af4a
[ 245.119368][ 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
[ 245.139144][ T5431] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.147560][ T5431] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 245.155828][ T5431] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 245.163808][ T5431] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 245.171774][ T5431] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 245.179740][ T5431] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 245.187734][ T5431]
[ 245.191921][ T5431] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.205138][ T5431] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.524098][ T5433] loop1: detected capacity change from 0 to 32768
[ 245.598326][ T5433] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 245.606057][ T5433] CPU: 0 PID: 5433 Comm: syz.1.192 Not tainted syzkaller #0
[ 245.613379][ T5433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 245.623632][ T5433] Call Trace:
[ 245.626931][ T5433]
[ 245.629871][ T5433] dump_stack_lvl+0x188/0x250
[ 245.634574][ T5433] ? show_regs_print_info+0x20/0x20
[ 245.639788][ T5433] ? load_image+0x400/0x400
[ 245.644320][ T5433] sysfs_create_dir_ns+0x26a/0x290
[ 245.649457][ T5433] ? sysfs_warn_dup+0xa0/0xa0
[ 245.654149][ T5433] ? do_raw_spin_unlock+0x11d/0x230
[ 245.659365][ T5433] kobject_add_internal+0x6e0/0xd90
[ 245.664686][ T5433] kobject_init_and_add+0x128/0x190
[ 245.670081][ T5433] ? lockdep_softirqs_off+0x430/0x430
[ 245.675481][ T5433] ? kobject_add+0x230/0x230
[ 245.680089][ T5433] ? __init_swait_queue_head+0xa5/0x150
[ 245.685653][ T5433] gfs2_sys_fs_add+0x24f/0x4b0
[ 245.690445][ T5433] ? gfs2_recover_set+0x240/0x240
[ 245.695476][ T5433] ? snprintf+0xe5/0x140
[ 245.699713][ T5433] ? __free_pages+0x95/0x1a0
[ 245.704291][ T5433] ? vscnprintf+0x80/0x80
[ 245.708624][ T5433] gfs2_fill_super+0x120f/0x1f00
[ 245.713580][ T5433] ? gfs2_reconfigure+0xd30/0xd30
[ 245.718699][ T5433] ? sb_set_blocksize+0xa5/0xe0
[ 245.723544][ T5433] get_tree_bdev+0x3f1/0x610
[ 245.728127][ T5433] ? gfs2_reconfigure+0xd30/0xd30
[ 245.733190][ T5433] gfs2_get_tree+0x4d/0x1e0
[ 245.737709][ T5433] vfs_get_tree+0x88/0x270
[ 245.742140][ T5433] do_new_mount+0x24a/0xa40
[ 245.746632][ T5433] __se_sys_mount+0x2e3/0x3d0
[ 245.751300][ T5433] ? __x64_sys_mount+0xc0/0xc0
[ 245.756051][ T5433] ? lockdep_hardirqs_on+0x94/0x140
[ 245.761252][ T5433] ? __x64_sys_mount+0x1c/0xc0
[ 245.766120][ T5433] do_syscall_64+0x4c/0xa0
[ 245.770707][ T5433] ? clear_bhb_loop+0x30/0x80
[ 245.775647][ T5433] ? clear_bhb_loop+0x30/0x80
[ 245.780320][ T5433] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 245.786295][ T5433] RIP: 0033:0x7f3c75d0af4a
[ 245.791022][ 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
[ 245.812397][ T5433] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.820877][ T5433] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 245.829225][ T5433] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 245.837213][ T5433] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 245.845179][ T5433] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 245.853156][ T5433] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 245.861135][ T5433]
[ 245.865207][ T5433] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.878843][ T5433] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.244510][ T5435] loop1: detected capacity change from 0 to 32768
[ 246.300967][ T5435] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.309066][ T5435] CPU: 0 PID: 5435 Comm: syz.1.193 Not tainted syzkaller #0
[ 246.316391][ T5435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 246.326478][ T5435] Call Trace:
[ 246.329780][ T5435]
[ 246.332723][ T5435] dump_stack_lvl+0x188/0x250
[ 246.337506][ T5435] ? show_regs_print_info+0x20/0x20
[ 246.342723][ T5435] ? load_image+0x400/0x400
[ 246.347267][ T5435] sysfs_create_dir_ns+0x26a/0x290
[ 246.352402][ T5435] ? sysfs_warn_dup+0xa0/0xa0
[ 246.357093][ T5435] ? do_raw_spin_unlock+0x11d/0x230
[ 246.362306][ T5435] kobject_add_internal+0x6e0/0xd90
[ 246.367528][ T5435] kobject_init_and_add+0x128/0x190
[ 246.372744][ T5435] ? lockdep_softirqs_off+0x430/0x430
[ 246.378143][ T5435] ? kobject_add+0x230/0x230
[ 246.382739][ T5435] ? __init_swait_queue_head+0xa5/0x150
[ 246.388279][ T5435] gfs2_sys_fs_add+0x24f/0x4b0
[ 246.393043][ T5435] ? gfs2_recover_set+0x240/0x240
[ 246.398053][ T5435] ? snprintf+0xe5/0x140
[ 246.402281][ T5435] ? __free_pages+0x95/0x1a0
[ 246.406853][ T5435] ? vscnprintf+0x80/0x80
[ 246.411191][ T5435] gfs2_fill_super+0x120f/0x1f00
[ 246.416125][ T5435] ? gfs2_reconfigure+0xd30/0xd30
[ 246.421147][ T5435] ? sb_set_blocksize+0xa5/0xe0
[ 246.425989][ T5435] get_tree_bdev+0x3f1/0x610
[ 246.430568][ T5435] ? gfs2_reconfigure+0xd30/0xd30
[ 246.435575][ T5435] gfs2_get_tree+0x4d/0x1e0
[ 246.440065][ T5435] vfs_get_tree+0x88/0x270
[ 246.444477][ T5435] do_new_mount+0x24a/0xa40
[ 246.448966][ T5435] __se_sys_mount+0x2e3/0x3d0
[ 246.453650][ T5435] ? __x64_sys_mount+0xc0/0xc0
[ 246.458421][ T5435] ? lockdep_hardirqs_on+0x94/0x140
[ 246.463602][ T5435] ? __x64_sys_mount+0x1c/0xc0
[ 246.468347][ T5435] do_syscall_64+0x4c/0xa0
[ 246.472772][ T5435] ? clear_bhb_loop+0x30/0x80
[ 246.477430][ T5435] ? clear_bhb_loop+0x30/0x80
[ 246.482119][ T5435] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 246.487998][ T5435] RIP: 0033:0x7f3c75d0af4a
[ 246.492482][ 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
[ 246.512074][ T5435] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.520770][ T5435] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 246.529018][ T5435] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 246.537084][ T5435] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 246.545167][ T5435] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 246.553143][ T5435] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 246.561234][ T5435]
[ 246.571371][ T5435] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.584801][ T5435] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.899234][ T5437] loop1: detected capacity change from 0 to 32768
[ 246.917524][ T5437] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.925504][ T5437] CPU: 1 PID: 5437 Comm: syz.1.194 Not tainted syzkaller #0
[ 246.932817][ T5437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 246.942892][ T5437] Call Trace:
[ 246.946188][ T5437]
[ 246.949122][ T5437] dump_stack_lvl+0x188/0x250
[ 246.953815][ T5437] ? show_regs_print_info+0x20/0x20
[ 246.959022][ T5437] ? load_image+0x400/0x400
[ 246.963566][ T5437] sysfs_create_dir_ns+0x26a/0x290
[ 246.968701][ T5437] ? sysfs_warn_dup+0xa0/0xa0
[ 246.973522][ T5437] ? do_raw_spin_unlock+0x11d/0x230
[ 246.978739][ T5437] kobject_add_internal+0x6e0/0xd90
[ 246.983962][ T5437] kobject_init_and_add+0x128/0x190
[ 246.989183][ T5437] ? lockdep_softirqs_off+0x430/0x430
[ 246.994587][ T5437] ? kobject_add+0x230/0x230
[ 246.999217][ T5437] ? __init_swait_queue_head+0xa5/0x150
[ 247.005012][ T5437] gfs2_sys_fs_add+0x24f/0x4b0
[ 247.009832][ T5437] ? gfs2_recover_set+0x240/0x240
[ 247.014954][ T5437] ? snprintf+0xe5/0x140
[ 247.019230][ T5437] ? __free_pages+0x95/0x1a0
[ 247.023841][ T5437] ? vscnprintf+0x80/0x80
[ 247.028185][ T5437] gfs2_fill_super+0x120f/0x1f00
[ 247.033119][ T5437] ? gfs2_reconfigure+0xd30/0xd30
[ 247.038178][ T5437] ? sb_set_blocksize+0xa5/0xe0
[ 247.043018][ T5437] get_tree_bdev+0x3f1/0x610
[ 247.047599][ T5437] ? gfs2_reconfigure+0xd30/0xd30
[ 247.052610][ T5437] gfs2_get_tree+0x4d/0x1e0
[ 247.057097][ T5437] vfs_get_tree+0x88/0x270
[ 247.061520][ T5437] do_new_mount+0x24a/0xa40
[ 247.066037][ T5437] __se_sys_mount+0x2e3/0x3d0
[ 247.070699][ T5437] ? __x64_sys_mount+0xc0/0xc0
[ 247.075445][ T5437] ? lockdep_hardirqs_on+0x94/0x140
[ 247.080627][ T5437] ? __x64_sys_mount+0x1c/0xc0
[ 247.085388][ T5437] do_syscall_64+0x4c/0xa0
[ 247.089815][ T5437] ? clear_bhb_loop+0x30/0x80
[ 247.094497][ T5437] ? clear_bhb_loop+0x30/0x80
[ 247.099433][ T5437] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 247.105319][ T5437] RIP: 0033:0x7f3c75d0af4a
[ 247.109718][ 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
[ 247.129323][ T5437] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.137746][ T5437] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 247.145795][ T5437] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 247.153764][ T5437] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 247.161728][ T5437] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 247.169691][ T5437] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 247.177843][ T5437]
[ 247.183040][ T5437] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.196215][ T5437] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:14:41 executed programs: 180
[ 247.511560][ T5439] loop1: detected capacity change from 0 to 32768
[ 247.565248][ T5439] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 247.572653][ T5439] CPU: 0 PID: 5439 Comm: syz.1.195 Not tainted syzkaller #0
[ 247.579947][ T5439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 247.590007][ T5439] Call Trace:
[ 247.593298][ T5439]
[ 247.596234][ T5439] dump_stack_lvl+0x188/0x250
[ 247.600928][ T5439] ? show_regs_print_info+0x20/0x20
[ 247.606138][ T5439] ? load_image+0x400/0x400
[ 247.610667][ T5439] sysfs_create_dir_ns+0x26a/0x290
[ 247.615797][ T5439] ? sysfs_warn_dup+0xa0/0xa0
[ 247.620496][ T5439] ? do_raw_spin_unlock+0x11d/0x230
[ 247.625712][ T5439] kobject_add_internal+0x6e0/0xd90
[ 247.630927][ T5439] kobject_init_and_add+0x128/0x190
[ 247.636134][ T5439] ? lockdep_softirqs_off+0x430/0x430
[ 247.641523][ T5439] ? kobject_add+0x230/0x230
[ 247.646144][ T5439] ? __init_swait_queue_head+0xa5/0x150
[ 247.651704][ T5439] gfs2_sys_fs_add+0x24f/0x4b0
[ 247.656475][ T5439] ? gfs2_recover_set+0x240/0x240
[ 247.661488][ T5439] ? snprintf+0xe5/0x140
[ 247.665736][ T5439] ? __free_pages+0x95/0x1a0
[ 247.670331][ T5439] ? vscnprintf+0x80/0x80
[ 247.674644][ T5439] gfs2_fill_super+0x120f/0x1f00
[ 247.679571][ T5439] ? gfs2_reconfigure+0xd30/0xd30
[ 247.684590][ T5439] ? sb_set_blocksize+0xa5/0xe0
[ 247.689428][ T5439] get_tree_bdev+0x3f1/0x610
[ 247.694029][ T5439] ? gfs2_reconfigure+0xd30/0xd30
[ 247.699050][ T5439] gfs2_get_tree+0x4d/0x1e0
[ 247.703536][ T5439] vfs_get_tree+0x88/0x270
[ 247.707936][ T5439] do_new_mount+0x24a/0xa40
[ 247.712430][ T5439] __se_sys_mount+0x2e3/0x3d0
[ 247.717095][ T5439] ? __x64_sys_mount+0xc0/0xc0
[ 247.721841][ T5439] ? lockdep_hardirqs_on+0x94/0x140
[ 247.727026][ T5439] ? __x64_sys_mount+0x1c/0xc0
[ 247.731875][ T5439] do_syscall_64+0x4c/0xa0
[ 247.736272][ T5439] ? clear_bhb_loop+0x30/0x80
[ 247.740933][ T5439] ? clear_bhb_loop+0x30/0x80
[ 247.745604][ T5439] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 247.751494][ T5439] RIP: 0033:0x7f3c75d0af4a
[ 247.755890][ 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
[ 247.775479][ T5439] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.783972][ T5439] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 247.791935][ T5439] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 247.800112][ T5439] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 247.808092][ T5439] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 247.816143][ T5439] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 247.824126][ T5439]
[ 247.828132][ T5439] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.841864][ T5439] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 248.166852][ T5441] loop1: detected capacity change from 0 to 32768
[ 248.217740][ T5441] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 248.228150][ T5441] CPU: 0 PID: 5441 Comm: syz.1.196 Not tainted syzkaller #0
[ 248.235463][ T5441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 248.245524][ T5441] Call Trace:
[ 248.248807][ T5441]
[ 248.251741][ T5441] dump_stack_lvl+0x188/0x250
[ 248.256519][ T5441] ? show_regs_print_info+0x20/0x20
[ 248.261730][ T5441] ? load_image+0x400/0x400
[ 248.266255][ T5441] sysfs_create_dir_ns+0x26a/0x290
[ 248.271376][ T5441] ? sysfs_warn_dup+0xa0/0xa0
[ 248.276062][ T5441] ? do_raw_spin_unlock+0x11d/0x230
[ 248.281270][ T5441] kobject_add_internal+0x6e0/0xd90
[ 248.286481][ T5441] kobject_init_and_add+0x128/0x190
[ 248.291688][ T5441] ? lockdep_softirqs_off+0x430/0x430
[ 248.297069][ T5441] ? kobject_add+0x230/0x230
[ 248.301677][ T5441] ? __init_swait_queue_head+0xa5/0x150
[ 248.307327][ T5441] gfs2_sys_fs_add+0x24f/0x4b0
[ 248.312105][ T5441] ? gfs2_recover_set+0x240/0x240
[ 248.317133][ T5441] ? snprintf+0xe5/0x140
[ 248.321358][ T5441] ? __free_pages+0x95/0x1a0
[ 248.325930][ T5441] ? vscnprintf+0x80/0x80
[ 248.330248][ T5441] gfs2_fill_super+0x120f/0x1f00
[ 248.335175][ T5441] ? gfs2_reconfigure+0xd30/0xd30
[ 248.340187][ T5441] ? sb_set_blocksize+0xa5/0xe0
[ 248.345022][ T5441] get_tree_bdev+0x3f1/0x610
[ 248.349611][ T5441] ? gfs2_reconfigure+0xd30/0xd30
[ 248.354628][ T5441] gfs2_get_tree+0x4d/0x1e0
[ 248.359124][ T5441] vfs_get_tree+0x88/0x270
[ 248.363522][ T5441] do_new_mount+0x24a/0xa40
[ 248.368011][ T5441] __se_sys_mount+0x2e3/0x3d0
[ 248.372673][ T5441] ? __x64_sys_mount+0xc0/0xc0
[ 248.377422][ T5441] ? lockdep_hardirqs_on+0x94/0x140
[ 248.382602][ T5441] ? __x64_sys_mount+0x1c/0xc0
[ 248.387448][ T5441] do_syscall_64+0x4c/0xa0
[ 248.391875][ T5441] ? clear_bhb_loop+0x30/0x80
[ 248.396554][ T5441] ? clear_bhb_loop+0x30/0x80
[ 248.401227][ T5441] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 248.407102][ T5441] RIP: 0033:0x7f3c75d0af4a
[ 248.411507][ 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
[ 248.431097][ T5441] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 248.439502][ T5441] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 248.447468][ T5441] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 248.455431][ T5441] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 248.463487][ T5441] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 248.471538][ T5441] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 248.479575][ T5441]
[ 248.483621][ T5441] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 248.496905][ T5441] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 248.829996][ T5443] loop1: detected capacity change from 0 to 32768
[ 248.883501][ T5443] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 248.891131][ T5443] CPU: 0 PID: 5443 Comm: syz.1.197 Not tainted syzkaller #0
[ 248.898430][ T5443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 248.908511][ T5443] Call Trace:
[ 248.911801][ T5443]
[ 248.914740][ T5443] dump_stack_lvl+0x188/0x250
[ 248.919519][ T5443] ? show_regs_print_info+0x20/0x20
[ 248.924722][ T5443] ? load_image+0x400/0x400
[ 248.929244][ T5443] sysfs_create_dir_ns+0x26a/0x290
[ 248.934376][ T5443] ? sysfs_warn_dup+0xa0/0xa0
[ 248.939066][ T5443] ? do_raw_spin_unlock+0x11d/0x230
[ 248.944372][ T5443] kobject_add_internal+0x6e0/0xd90
[ 248.949584][ T5443] kobject_init_and_add+0x128/0x190
[ 248.954792][ T5443] ? lockdep_softirqs_off+0x430/0x430
[ 248.960195][ T5443] ? kobject_add+0x230/0x230
[ 248.964799][ T5443] ? __init_swait_queue_head+0xa5/0x150
[ 248.970358][ T5443] gfs2_sys_fs_add+0x24f/0x4b0
[ 248.975132][ T5443] ? gfs2_recover_set+0x240/0x240
[ 248.980306][ T5443] ? snprintf+0xe5/0x140
[ 248.984543][ T5443] ? __free_pages+0x95/0x1a0
[ 248.989125][ T5443] ? vscnprintf+0x80/0x80
[ 248.993445][ T5443] gfs2_fill_super+0x120f/0x1f00
[ 248.998396][ T5443] ? gfs2_reconfigure+0xd30/0xd30
[ 249.003435][ T5443] ? sb_set_blocksize+0xa5/0xe0
[ 249.008280][ T5443] get_tree_bdev+0x3f1/0x610
[ 249.012862][ T5443] ? gfs2_reconfigure+0xd30/0xd30
[ 249.017883][ T5443] gfs2_get_tree+0x4d/0x1e0
[ 249.022375][ T5443] vfs_get_tree+0x88/0x270
[ 249.026774][ T5443] do_new_mount+0x24a/0xa40
[ 249.031260][ T5443] __se_sys_mount+0x2e3/0x3d0
[ 249.035925][ T5443] ? __x64_sys_mount+0xc0/0xc0
[ 249.040853][ T5443] ? lockdep_hardirqs_on+0x94/0x140
[ 249.046048][ T5443] ? __x64_sys_mount+0x1c/0xc0
[ 249.050815][ T5443] do_syscall_64+0x4c/0xa0
[ 249.055214][ T5443] ? clear_bhb_loop+0x30/0x80
[ 249.059882][ T5443] ? clear_bhb_loop+0x30/0x80
[ 249.064559][ T5443] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.070436][ T5443] RIP: 0033:0x7f3c75d0af4a
[ 249.074842][ 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
[ 249.094450][ T5443] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.102852][ T5443] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 249.110813][ T5443] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 249.118770][ T5443] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 249.126726][ T5443] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 249.134675][ T5443] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 249.142797][ T5443]
[ 249.146939][ T5443] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.160100][ T5443] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.478876][ T5445] loop1: detected capacity change from 0 to 32768
[ 249.497859][ T5445] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.506707][ T5445] CPU: 0 PID: 5445 Comm: syz.1.198 Not tainted syzkaller #0
[ 249.514035][ T5445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 249.524198][ T5445] Call Trace:
[ 249.527495][ T5445]
[ 249.530433][ T5445] dump_stack_lvl+0x188/0x250
[ 249.535122][ T5445] ? show_regs_print_info+0x20/0x20
[ 249.540331][ T5445] ? load_image+0x400/0x400
[ 249.544881][ T5445] sysfs_create_dir_ns+0x26a/0x290
[ 249.550008][ T5445] ? sysfs_warn_dup+0xa0/0xa0
[ 249.554700][ T5445] ? do_raw_spin_unlock+0x11d/0x230
[ 249.559921][ T5445] kobject_add_internal+0x6e0/0xd90
[ 249.565139][ T5445] kobject_init_and_add+0x128/0x190
[ 249.570340][ T5445] ? lockdep_softirqs_off+0x430/0x430
[ 249.575731][ T5445] ? kobject_add+0x230/0x230
[ 249.580326][ T5445] ? __init_swait_queue_head+0xa5/0x150
[ 249.585865][ T5445] gfs2_sys_fs_add+0x24f/0x4b0
[ 249.590621][ T5445] ? gfs2_recover_set+0x240/0x240
[ 249.595640][ T5445] ? snprintf+0xe5/0x140
[ 249.599981][ T5445] ? __free_pages+0x95/0x1a0
[ 249.604653][ T5445] ? vscnprintf+0x80/0x80
[ 249.608979][ T5445] gfs2_fill_super+0x120f/0x1f00
[ 249.613911][ T5445] ? gfs2_reconfigure+0xd30/0xd30
[ 249.618923][ T5445] ? sb_set_blocksize+0xa5/0xe0
[ 249.623756][ T5445] get_tree_bdev+0x3f1/0x610
[ 249.628349][ T5445] ? gfs2_reconfigure+0xd30/0xd30
[ 249.633358][ T5445] gfs2_get_tree+0x4d/0x1e0
[ 249.637929][ T5445] vfs_get_tree+0x88/0x270
[ 249.642326][ T5445] do_new_mount+0x24a/0xa40
[ 249.646814][ T5445] __se_sys_mount+0x2e3/0x3d0
[ 249.651478][ T5445] ? __x64_sys_mount+0xc0/0xc0
[ 249.656227][ T5445] ? lockdep_hardirqs_on+0x94/0x140
[ 249.661407][ T5445] ? __x64_sys_mount+0x1c/0xc0
[ 249.666156][ T5445] do_syscall_64+0x4c/0xa0
[ 249.670565][ T5445] ? clear_bhb_loop+0x30/0x80
[ 249.675228][ T5445] ? clear_bhb_loop+0x30/0x80
[ 249.679894][ T5445] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.685858][ T5445] RIP: 0033:0x7f3c75d0af4a
[ 249.690257][ 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
[ 249.710027][ T5445] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.718433][ T5445] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 249.726394][ T5445] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 249.734353][ T5445] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 249.742316][ T5445] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 249.750274][ T5445] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 249.758414][ T5445]
[ 249.762603][ T5445] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.776565][ T5445] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.084431][ T5447] loop1: detected capacity change from 0 to 32768
[ 250.145288][ T5447] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.152807][ T5447] CPU: 0 PID: 5447 Comm: syz.1.199 Not tainted syzkaller #0
[ 250.160105][ T5447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 250.170350][ T5447] Call Trace:
[ 250.173752][ T5447]
[ 250.176700][ T5447] dump_stack_lvl+0x188/0x250
[ 250.181407][ T5447] ? show_regs_print_info+0x20/0x20
[ 250.186623][ T5447] ? load_image+0x400/0x400
[ 250.191152][ T5447] sysfs_create_dir_ns+0x26a/0x290
[ 250.196285][ T5447] ? sysfs_warn_dup+0xa0/0xa0
[ 250.200977][ T5447] ? do_raw_spin_unlock+0x11d/0x230
[ 250.206306][ T5447] kobject_add_internal+0x6e0/0xd90
[ 250.211541][ T5447] kobject_init_and_add+0x128/0x190
[ 250.216765][ T5447] ? lockdep_softirqs_off+0x430/0x430
[ 250.222165][ T5447] ? kobject_add+0x230/0x230
[ 250.226788][ T5447] ? __init_swait_queue_head+0xa5/0x150
[ 250.232355][ T5447] gfs2_sys_fs_add+0x24f/0x4b0
[ 250.237143][ T5447] ? gfs2_recover_set+0x240/0x240
[ 250.242270][ T5447] ? snprintf+0xe5/0x140
[ 250.246533][ T5447] ? __free_pages+0x95/0x1a0
[ 250.251151][ T5447] ? vscnprintf+0x80/0x80
[ 250.255502][ T5447] gfs2_fill_super+0x120f/0x1f00
[ 250.260457][ T5447] ? gfs2_reconfigure+0xd30/0xd30
[ 250.265492][ T5447] ? sb_set_blocksize+0xa5/0xe0
[ 250.270341][ T5447] get_tree_bdev+0x3f1/0x610
[ 250.274916][ T5447] ? gfs2_reconfigure+0xd30/0xd30
[ 250.279930][ T5447] gfs2_get_tree+0x4d/0x1e0
[ 250.284414][ T5447] vfs_get_tree+0x88/0x270
[ 250.288839][ T5447] do_new_mount+0x24a/0xa40
[ 250.293329][ T5447] __se_sys_mount+0x2e3/0x3d0
[ 250.298016][ T5447] ? __x64_sys_mount+0xc0/0xc0
[ 250.302765][ T5447] ? lockdep_hardirqs_on+0x94/0x140
[ 250.308125][ T5447] ? __x64_sys_mount+0x1c/0xc0
[ 250.312880][ T5447] do_syscall_64+0x4c/0xa0
[ 250.317276][ T5447] ? clear_bhb_loop+0x30/0x80
[ 250.322081][ T5447] ? clear_bhb_loop+0x30/0x80
[ 250.326752][ T5447] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 250.332903][ T5447] RIP: 0033:0x7f3c75d0af4a
[ 250.337325][ 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
[ 250.356916][ T5447] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.365409][ T5447] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 250.373383][ T5447] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 250.381538][ T5447] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 250.389542][ T5447] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 250.397685][ T5447] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 250.405757][ T5447]
[ 250.409642][ T5447] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.422836][ T5447] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.724279][ T5449] loop1: detected capacity change from 0 to 32768
[ 250.819339][ T5449] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.826868][ T5449] CPU: 0 PID: 5449 Comm: syz.1.200 Not tainted syzkaller #0
[ 250.834201][ T5449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 250.844271][ T5449] Call Trace:
[ 250.847563][ T5449]
[ 250.850504][ T5449] dump_stack_lvl+0x188/0x250
[ 250.855283][ T5449] ? show_regs_print_info+0x20/0x20
[ 250.860493][ T5449] ? load_image+0x400/0x400
[ 250.865018][ T5449] sysfs_create_dir_ns+0x26a/0x290
[ 250.870132][ T5449] ? sysfs_warn_dup+0xa0/0xa0
[ 250.874882][ T5449] ? do_raw_spin_unlock+0x11d/0x230
[ 250.880306][ T5449] kobject_add_internal+0x6e0/0xd90
[ 250.885513][ T5449] kobject_init_and_add+0x128/0x190
[ 250.890704][ T5449] ? lockdep_softirqs_off+0x430/0x430
[ 250.896064][ T5449] ? kobject_add+0x230/0x230
[ 250.900642][ T5449] ? __init_swait_queue_head+0xa5/0x150
[ 250.906176][ T5449] gfs2_sys_fs_add+0x24f/0x4b0
[ 250.910939][ T5449] ? gfs2_recover_set+0x240/0x240
[ 250.916047][ T5449] ? snprintf+0xe5/0x140
[ 250.920290][ T5449] ? __free_pages+0x95/0x1a0
[ 250.924888][ T5449] ? vscnprintf+0x80/0x80
[ 250.929210][ T5449] gfs2_fill_super+0x120f/0x1f00
[ 250.934141][ T5449] ? gfs2_reconfigure+0xd30/0xd30
[ 250.939170][ T5449] ? sb_set_blocksize+0xa5/0xe0
[ 250.944013][ T5449] get_tree_bdev+0x3f1/0x610
[ 250.948587][ T5449] ? gfs2_reconfigure+0xd30/0xd30
[ 250.953592][ T5449] gfs2_get_tree+0x4d/0x1e0
[ 250.958083][ T5449] vfs_get_tree+0x88/0x270
[ 250.962484][ T5449] do_new_mount+0x24a/0xa40
[ 250.966970][ T5449] __se_sys_mount+0x2e3/0x3d0
[ 250.971633][ T5449] ? __x64_sys_mount+0xc0/0xc0
[ 250.976464][ T5449] ? lockdep_hardirqs_on+0x94/0x140
[ 250.981643][ T5449] ? __x64_sys_mount+0x1c/0xc0
[ 250.986387][ T5449] do_syscall_64+0x4c/0xa0
[ 250.990779][ T5449] ? clear_bhb_loop+0x30/0x80
[ 250.995432][ T5449] ? clear_bhb_loop+0x30/0x80
[ 251.000113][ T5449] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 251.006075][ T5449] RIP: 0033:0x7f3c75d0af4a
[ 251.010475][ 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
[ 251.030072][ T5449] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.038472][ T5449] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 251.046425][ T5449] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 251.054550][ T5449] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 251.062592][ T5449] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 251.070545][ T5449] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 251.078508][ T5449]
[ 251.088471][ T5449] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.102628][ T5449] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 251.411763][ T5451] loop1: detected capacity change from 0 to 32768
[ 251.476484][ T5451] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 251.484021][ T5451] CPU: 0 PID: 5451 Comm: syz.1.201 Not tainted syzkaller #0
[ 251.491325][ T5451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 251.501393][ T5451] Call Trace:
[ 251.504725][ T5451]
[ 251.507661][ T5451] dump_stack_lvl+0x188/0x250
[ 251.512366][ T5451] ? show_regs_print_info+0x20/0x20
[ 251.517570][ T5451] ? load_image+0x400/0x400
[ 251.522100][ T5451] sysfs_create_dir_ns+0x26a/0x290
[ 251.527239][ T5451] ? sysfs_warn_dup+0xa0/0xa0
[ 251.531938][ T5451] ? do_raw_spin_unlock+0x11d/0x230
[ 251.537155][ T5451] kobject_add_internal+0x6e0/0xd90
[ 251.542377][ T5451] kobject_init_and_add+0x128/0x190
[ 251.547679][ T5451] ? lockdep_softirqs_off+0x430/0x430
[ 251.553113][ T5451] ? kobject_add+0x230/0x230
[ 251.557719][ T5451] ? __init_swait_queue_head+0xa5/0x150
[ 251.563277][ T5451] gfs2_sys_fs_add+0x24f/0x4b0
[ 251.568049][ T5451] ? gfs2_recover_set+0x240/0x240
[ 251.573063][ T5451] ? snprintf+0xe5/0x140
[ 251.577298][ T5451] ? __free_pages+0x95/0x1a0
[ 251.581890][ T5451] ? vscnprintf+0x80/0x80
[ 251.586384][ T5451] gfs2_fill_super+0x120f/0x1f00
[ 251.591342][ T5451] ? gfs2_reconfigure+0xd30/0xd30
[ 251.596363][ T5451] ? sb_set_blocksize+0xa5/0xe0
[ 251.601303][ T5451] get_tree_bdev+0x3f1/0x610
[ 251.605908][ T5451] ? gfs2_reconfigure+0xd30/0xd30
[ 251.610976][ T5451] gfs2_get_tree+0x4d/0x1e0
[ 251.615484][ T5451] vfs_get_tree+0x88/0x270
[ 251.619912][ T5451] do_new_mount+0x24a/0xa40
[ 251.624508][ T5451] __se_sys_mount+0x2e3/0x3d0
[ 251.629188][ T5451] ? __x64_sys_mount+0xc0/0xc0
[ 251.634062][ T5451] ? lockdep_hardirqs_on+0x94/0x140
[ 251.639344][ T5451] ? __x64_sys_mount+0x1c/0xc0
[ 251.644109][ T5451] do_syscall_64+0x4c/0xa0
[ 251.648508][ T5451] ? clear_bhb_loop+0x30/0x80
[ 251.653265][ T5451] ? clear_bhb_loop+0x30/0x80
[ 251.657947][ T5451] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 251.664001][ T5451] RIP: 0033:0x7f3c75d0af4a
[ 251.668503][ 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
[ 251.688218][ T5451] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.696709][ T5451] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 251.704693][ T5451] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 251.712653][ T5451] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 251.721184][ T5451] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 251.729184][ T5451] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 251.737160][ T5451]
[ 251.741258][ T5451] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.754550][ T5451] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.047467][ T5453] loop1: detected capacity change from 0 to 32768
[ 252.107739][ T5453] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.115203][ T5453] CPU: 0 PID: 5453 Comm: syz.1.202 Not tainted syzkaller #0
[ 252.122513][ T5453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 252.132577][ T5453] Call Trace:
[ 252.135874][ T5453]
[ 252.138808][ T5453] dump_stack_lvl+0x188/0x250
[ 252.143501][ T5453] ? show_regs_print_info+0x20/0x20
[ 252.148844][ T5453] ? load_image+0x400/0x400
[ 252.153367][ T5453] sysfs_create_dir_ns+0x26a/0x290
[ 252.158495][ T5453] ? sysfs_warn_dup+0xa0/0xa0
[ 252.163176][ T5453] ? do_raw_spin_unlock+0x11d/0x230
[ 252.168385][ T5453] kobject_add_internal+0x6e0/0xd90
[ 252.173606][ T5453] kobject_init_and_add+0x128/0x190
[ 252.178810][ T5453] ? lockdep_softirqs_off+0x430/0x430
[ 252.184275][ T5453] ? kobject_add+0x230/0x230
[ 252.188856][ T5453] ? __init_swait_queue_head+0xa5/0x150
[ 252.194386][ T5453] gfs2_sys_fs_add+0x24f/0x4b0
[ 252.199133][ T5453] ? gfs2_recover_set+0x240/0x240
[ 252.204135][ T5453] ? snprintf+0xe5/0x140
[ 252.208355][ T5453] ? __free_pages+0x95/0x1a0
[ 252.212942][ T5453] ? vscnprintf+0x80/0x80
[ 252.217254][ T5453] gfs2_fill_super+0x120f/0x1f00
[ 252.222284][ T5453] ? gfs2_reconfigure+0xd30/0xd30
[ 252.227305][ T5453] ? sb_set_blocksize+0xa5/0xe0
[ 252.232181][ T5453] get_tree_bdev+0x3f1/0x610
[ 252.236761][ T5453] ? gfs2_reconfigure+0xd30/0xd30
[ 252.241773][ T5453] gfs2_get_tree+0x4d/0x1e0
[ 252.246273][ T5453] vfs_get_tree+0x88/0x270
[ 252.250677][ T5453] do_new_mount+0x24a/0xa40
[ 252.255277][ T5453] __se_sys_mount+0x2e3/0x3d0
[ 252.259951][ T5453] ? __x64_sys_mount+0xc0/0xc0
[ 252.264725][ T5453] ? lockdep_hardirqs_on+0x94/0x140
[ 252.269924][ T5453] ? __x64_sys_mount+0x1c/0xc0
[ 252.274684][ T5453] do_syscall_64+0x4c/0xa0
[ 252.279085][ T5453] ? clear_bhb_loop+0x30/0x80
[ 252.283758][ T5453] ? clear_bhb_loop+0x30/0x80
[ 252.288415][ T5453] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 252.294290][ T5453] RIP: 0033:0x7f3c75d0af4a
[ 252.298809][ 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
[ 252.318549][ T5453] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.326959][ T5453] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 252.334914][ T5453] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 252.342904][ T5453] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 252.350875][ T5453] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 252.358880][ T5453] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 252.366873][ T5453]
[ 252.379384][ T5453] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 252.392786][ T5453] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:14:46 executed programs: 188
[ 252.702955][ T5455] loop1: detected capacity change from 0 to 32768
[ 252.754472][ T5455] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.762419][ T5455] CPU: 0 PID: 5455 Comm: syz.1.203 Not tainted syzkaller #0
[ 252.769726][ T5455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 252.779800][ T5455] Call Trace:
[ 252.783100][ T5455]
[ 252.786042][ T5455] dump_stack_lvl+0x188/0x250
[ 252.790742][ T5455] ? show_regs_print_info+0x20/0x20
[ 252.795953][ T5455] ? load_image+0x400/0x400
[ 252.800478][ T5455] sysfs_create_dir_ns+0x26a/0x290
[ 252.805604][ T5455] ? sysfs_warn_dup+0xa0/0xa0
[ 252.810291][ T5455] ? do_raw_spin_unlock+0x11d/0x230
[ 252.815506][ T5455] kobject_add_internal+0x6e0/0xd90
[ 252.820728][ T5455] kobject_init_and_add+0x128/0x190
[ 252.825947][ T5455] ? lockdep_softirqs_off+0x430/0x430
[ 252.831338][ T5455] ? kobject_add+0x230/0x230
[ 252.835941][ T5455] ? __init_swait_queue_head+0xa5/0x150
[ 252.841597][ T5455] gfs2_sys_fs_add+0x24f/0x4b0
[ 252.846376][ T5455] ? gfs2_recover_set+0x240/0x240
[ 252.851410][ T5455] ? snprintf+0xe5/0x140
[ 252.855643][ T5455] ? __free_pages+0x95/0x1a0
[ 252.860221][ T5455] ? vscnprintf+0x80/0x80
[ 252.864539][ T5455] gfs2_fill_super+0x120f/0x1f00
[ 252.869474][ T5455] ? gfs2_reconfigure+0xd30/0xd30
[ 252.874489][ T5455] ? sb_set_blocksize+0xa5/0xe0
[ 252.879320][ T5455] get_tree_bdev+0x3f1/0x610
[ 252.883983][ T5455] ? gfs2_reconfigure+0xd30/0xd30
[ 252.888990][ T5455] gfs2_get_tree+0x4d/0x1e0
[ 252.893480][ T5455] vfs_get_tree+0x88/0x270
[ 252.897885][ T5455] do_new_mount+0x24a/0xa40
[ 252.902379][ T5455] __se_sys_mount+0x2e3/0x3d0
[ 252.907047][ T5455] ? __x64_sys_mount+0xc0/0xc0
[ 252.911808][ T5455] ? lockdep_hardirqs_on+0x94/0x140
[ 252.916988][ T5455] ? __x64_sys_mount+0x1c/0xc0
[ 252.921732][ T5455] do_syscall_64+0x4c/0xa0
[ 252.926132][ T5455] ? clear_bhb_loop+0x30/0x80
[ 252.930806][ T5455] ? clear_bhb_loop+0x30/0x80
[ 252.935476][ T5455] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 252.941350][ T5455] RIP: 0033:0x7f3c75d0af4a
[ 252.945751][ 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
[ 252.965373][ T5455] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.973800][ T5455] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 252.981761][ T5455] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 252.989718][ T5455] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 252.997675][ T5455] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 253.005639][ T5455] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 253.013799][ T5455]
[ 253.017600][ T4274] Bluetooth: hci1: command 0x0406 tx timeout
[ 253.022700][ T5455] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.037584][ T5455] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 253.380984][ T5457] loop1: detected capacity change from 0 to 32768
[ 253.450789][ T5457] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 253.462792][ T5457] CPU: 1 PID: 5457 Comm: syz.1.204 Not tainted syzkaller #0
[ 253.470139][ T5457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 253.480220][ T5457] Call Trace:
[ 253.483540][ T5457]
[ 253.486487][ T5457] dump_stack_lvl+0x188/0x250
[ 253.491183][ T5457] ? show_regs_print_info+0x20/0x20
[ 253.496391][ T5457] ? load_image+0x400/0x400
[ 253.500925][ T5457] sysfs_create_dir_ns+0x26a/0x290
[ 253.506066][ T5457] ? sysfs_warn_dup+0xa0/0xa0
[ 253.510760][ T5457] ? do_raw_spin_unlock+0x11d/0x230
[ 253.515984][ T5457] kobject_add_internal+0x6e0/0xd90
[ 253.521213][ T5457] kobject_init_and_add+0x128/0x190
[ 253.526611][ T5457] ? lockdep_softirqs_off+0x430/0x430
[ 253.532190][ T5457] ? kobject_add+0x230/0x230
[ 253.536900][ T5457] ? __init_swait_queue_head+0xa5/0x150
[ 253.542464][ T5457] gfs2_sys_fs_add+0x24f/0x4b0
[ 253.547226][ T5457] ? gfs2_recover_set+0x240/0x240
[ 253.552237][ T5457] ? snprintf+0xe5/0x140
[ 253.556467][ T5457] ? __free_pages+0x95/0x1a0
[ 253.561129][ T5457] ? vscnprintf+0x80/0x80
[ 253.565449][ T5457] gfs2_fill_super+0x120f/0x1f00
[ 253.570388][ T5457] ? gfs2_reconfigure+0xd30/0xd30
[ 253.575515][ T5457] ? sb_set_blocksize+0xa5/0xe0
[ 253.580476][ T5457] get_tree_bdev+0x3f1/0x610
[ 253.585070][ T5457] ? gfs2_reconfigure+0xd30/0xd30
[ 253.590093][ T5457] gfs2_get_tree+0x4d/0x1e0
[ 253.594583][ T5457] vfs_get_tree+0x88/0x270
[ 253.599071][ T5457] do_new_mount+0x24a/0xa40
[ 253.603561][ T5457] __se_sys_mount+0x2e3/0x3d0
[ 253.608240][ T5457] ? __x64_sys_mount+0xc0/0xc0
[ 253.612988][ T5457] ? lockdep_hardirqs_on+0x94/0x140
[ 253.618257][ T5457] ? __x64_sys_mount+0x1c/0xc0
[ 253.623008][ T5457] do_syscall_64+0x4c/0xa0
[ 253.627411][ T5457] ? clear_bhb_loop+0x30/0x80
[ 253.632092][ T5457] ? clear_bhb_loop+0x30/0x80
[ 253.636754][ T5457] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 253.642698][ T5457] RIP: 0033:0x7f3c75d0af4a
[ 253.647119][ 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
[ 253.666727][ T5457] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 253.675140][ T5457] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 253.683290][ T5457] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 253.691255][ T5457] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 253.699218][ T5457] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 253.707281][ T5457] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 253.715259][ T5457]
[ 253.719926][ T5457] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.733105][ T5457] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 254.064067][ T5459] loop1: detected capacity change from 0 to 32768
[ 254.197460][ T5459] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.204979][ T5459] CPU: 1 PID: 5459 Comm: syz.1.205 Not tainted syzkaller #0
[ 254.212280][ T5459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 254.222354][ T5459] Call Trace:
[ 254.225657][ T5459]
[ 254.228606][ T5459] dump_stack_lvl+0x188/0x250
[ 254.233306][ T5459] ? show_regs_print_info+0x20/0x20
[ 254.238522][ T5459] ? load_image+0x400/0x400
[ 254.243052][ T5459] sysfs_create_dir_ns+0x26a/0x290
[ 254.248179][ T5459] ? sysfs_warn_dup+0xa0/0xa0
[ 254.252884][ T5459] ? do_raw_spin_unlock+0x11d/0x230
[ 254.258089][ T5459] kobject_add_internal+0x6e0/0xd90
[ 254.263282][ T5459] kobject_init_and_add+0x128/0x190
[ 254.268487][ T5459] ? lockdep_softirqs_off+0x430/0x430
[ 254.273851][ T5459] ? kobject_add+0x230/0x230
[ 254.278429][ T5459] ? __init_swait_queue_head+0xa5/0x150
[ 254.283958][ T5459] gfs2_sys_fs_add+0x24f/0x4b0
[ 254.288708][ T5459] ? gfs2_recover_set+0x240/0x240
[ 254.293727][ T5459] ? snprintf+0xe5/0x140
[ 254.297964][ T5459] ? __free_pages+0x95/0x1a0
[ 254.302542][ T5459] ? vscnprintf+0x80/0x80
[ 254.306859][ T5459] gfs2_fill_super+0x120f/0x1f00
[ 254.311789][ T5459] ? gfs2_reconfigure+0xd30/0xd30
[ 254.316812][ T5459] ? sb_set_blocksize+0xa5/0xe0
[ 254.321648][ T5459] get_tree_bdev+0x3f1/0x610
[ 254.326227][ T5459] ? gfs2_reconfigure+0xd30/0xd30
[ 254.331241][ T5459] gfs2_get_tree+0x4d/0x1e0
[ 254.335729][ T5459] vfs_get_tree+0x88/0x270
[ 254.340131][ T5459] do_new_mount+0x24a/0xa40
[ 254.344620][ T5459] __se_sys_mount+0x2e3/0x3d0
[ 254.349298][ T5459] ? __x64_sys_mount+0xc0/0xc0
[ 254.354059][ T5459] ? lockdep_hardirqs_on+0x94/0x140
[ 254.359240][ T5459] ? __x64_sys_mount+0x1c/0xc0
[ 254.363985][ T5459] do_syscall_64+0x4c/0xa0
[ 254.368384][ T5459] ? clear_bhb_loop+0x30/0x80
[ 254.373042][ T5459] ? clear_bhb_loop+0x30/0x80
[ 254.377704][ T5459] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 254.383592][ T5459] RIP: 0033:0x7f3c75d0af4a
[ 254.387993][ 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
[ 254.407597][ T5459] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.416090][ T5459] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 254.424052][ T5459] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 254.432027][ T5459] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 254.439990][ T5459] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 254.447953][ T5459] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 254.455948][ T5459]
[ 254.461057][ T5459] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 254.474217][ T5459] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 254.780935][ T5461] loop1: detected capacity change from 0 to 32768
[ 254.828842][ T5461] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.836443][ T5461] CPU: 0 PID: 5461 Comm: syz.1.206 Not tainted syzkaller #0
[ 254.843742][ T5461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 254.854018][ T5461] Call Trace:
[ 254.857306][ T5461]
[ 254.860246][ T5461] dump_stack_lvl+0x188/0x250
[ 254.864935][ T5461] ? show_regs_print_info+0x20/0x20
[ 254.870140][ T5461] ? load_image+0x400/0x400
[ 254.874658][ T5461] sysfs_create_dir_ns+0x26a/0x290
[ 254.879778][ T5461] ? sysfs_warn_dup+0xa0/0xa0
[ 254.884479][ T5461] ? do_raw_spin_unlock+0x11d/0x230
[ 254.889690][ T5461] kobject_add_internal+0x6e0/0xd90
[ 254.894902][ T5461] kobject_init_and_add+0x128/0x190
[ 254.900106][ T5461] ? lockdep_softirqs_off+0x430/0x430
[ 254.905491][ T5461] ? kobject_add+0x230/0x230
[ 254.910093][ T5461] ? __init_swait_queue_head+0xa5/0x150
[ 254.915647][ T5461] gfs2_sys_fs_add+0x24f/0x4b0
[ 254.920407][ T5461] ? gfs2_recover_set+0x240/0x240
[ 254.925413][ T5461] ? snprintf+0xe5/0x140
[ 254.929638][ T5461] ? __free_pages+0x95/0x1a0
[ 254.934211][ T5461] ? vscnprintf+0x80/0x80
[ 254.938526][ T5461] gfs2_fill_super+0x120f/0x1f00
[ 254.943453][ T5461] ? gfs2_reconfigure+0xd30/0xd30
[ 254.948469][ T5461] ? sb_set_blocksize+0xa5/0xe0
[ 254.953307][ T5461] get_tree_bdev+0x3f1/0x610
[ 254.957881][ T5461] ? gfs2_reconfigure+0xd30/0xd30
[ 254.962888][ T5461] gfs2_get_tree+0x4d/0x1e0
[ 254.967375][ T5461] vfs_get_tree+0x88/0x270
[ 254.971774][ T5461] do_new_mount+0x24a/0xa40
[ 254.976262][ T5461] __se_sys_mount+0x2e3/0x3d0
[ 254.980920][ T5461] ? __x64_sys_mount+0xc0/0xc0
[ 254.985662][ T5461] ? lockdep_hardirqs_on+0x94/0x140
[ 254.990837][ T5461] ? __x64_sys_mount+0x1c/0xc0
[ 254.995590][ T5461] do_syscall_64+0x4c/0xa0
[ 255.000001][ T5461] ? clear_bhb_loop+0x30/0x80
[ 255.004748][ T5461] ? clear_bhb_loop+0x30/0x80
[ 255.009406][ T5461] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 255.015285][ T5461] RIP: 0033:0x7f3c75d0af4a
[ 255.019689][ 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
[ 255.039272][ T5461] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 255.047680][ T5461] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 255.055653][ T5461] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 255.063604][ T5461] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 255.071565][ T5461] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 255.079516][ T5461] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 255.087584][ T5461]
[ 255.091433][ T5461] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.104788][ T5461] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.419258][ T5463] loop1: detected capacity change from 0 to 32768
[ 255.468670][ T5463] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 255.476177][ T5463] CPU: 1 PID: 5463 Comm: syz.1.207 Not tainted syzkaller #0
[ 255.483570][ T5463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 255.493732][ T5463] Call Trace:
[ 255.497024][ T5463]
[ 255.499962][ T5463] dump_stack_lvl+0x188/0x250
[ 255.504651][ T5463] ? show_regs_print_info+0x20/0x20
[ 255.509862][ T5463] ? load_image+0x400/0x400
[ 255.514413][ T5463] sysfs_create_dir_ns+0x26a/0x290
[ 255.519560][ T5463] ? sysfs_warn_dup+0xa0/0xa0
[ 255.524278][ T5463] ? do_raw_spin_unlock+0x11d/0x230
[ 255.529507][ T5463] kobject_add_internal+0x6e0/0xd90
[ 255.534744][ T5463] kobject_init_and_add+0x128/0x190
[ 255.539978][ T5463] ? lockdep_softirqs_off+0x430/0x430
[ 255.545391][ T5463] ? kobject_add+0x230/0x230
[ 255.550008][ T5463] ? __init_swait_queue_head+0xa5/0x150
[ 255.555579][ T5463] gfs2_sys_fs_add+0x24f/0x4b0
[ 255.560362][ T5463] ? gfs2_recover_set+0x240/0x240
[ 255.565574][ T5463] ? snprintf+0xe5/0x140
[ 255.569804][ T5463] ? __free_pages+0x95/0x1a0
[ 255.574390][ T5463] ? vscnprintf+0x80/0x80
[ 255.578724][ T5463] gfs2_fill_super+0x120f/0x1f00
[ 255.583699][ T5463] ? gfs2_reconfigure+0xd30/0xd30
[ 255.588733][ T5463] ? sb_set_blocksize+0xa5/0xe0
[ 255.593575][ T5463] get_tree_bdev+0x3f1/0x610
[ 255.598156][ T5463] ? gfs2_reconfigure+0xd30/0xd30
[ 255.603168][ T5463] gfs2_get_tree+0x4d/0x1e0
[ 255.607660][ T5463] vfs_get_tree+0x88/0x270
[ 255.612067][ T5463] do_new_mount+0x24a/0xa40
[ 255.616625][ T5463] __se_sys_mount+0x2e3/0x3d0
[ 255.621308][ T5463] ? __x64_sys_mount+0xc0/0xc0
[ 255.626059][ T5463] ? lockdep_hardirqs_on+0x94/0x140
[ 255.631256][ T5463] ? __x64_sys_mount+0x1c/0xc0
[ 255.636032][ T5463] do_syscall_64+0x4c/0xa0
[ 255.640472][ T5463] ? clear_bhb_loop+0x30/0x80
[ 255.645147][ T5463] ? clear_bhb_loop+0x30/0x80
[ 255.649833][ T5463] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 255.655721][ T5463] RIP: 0033:0x7f3c75d0af4a
[ 255.660172][ 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
[ 255.679777][ T5463] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 255.688200][ T5463] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 255.696169][ T5463] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 255.704140][ T5463] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 255.712096][ T5463] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 255.720059][ T5463] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 255.728125][ T5463]
[ 255.733072][ T5463] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.746245][ T5463] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.807928][ T1421] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.814311][ T1421] ieee802154 phy1 wpan1: encryption failed: -22
[ 256.082805][ T5465] loop1: detected capacity change from 0 to 32768
[ 256.137828][ T5465] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.145652][ T5465] CPU: 1 PID: 5465 Comm: syz.1.208 Not tainted syzkaller #0
[ 256.152976][ T5465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 256.163140][ T5465] Call Trace:
[ 256.166441][ T5465]
[ 256.169384][ T5465] dump_stack_lvl+0x188/0x250
[ 256.174077][ T5465] ? show_regs_print_info+0x20/0x20
[ 256.179283][ T5465] ? load_image+0x400/0x400
[ 256.183807][ T5465] sysfs_create_dir_ns+0x26a/0x290
[ 256.188933][ T5465] ? sysfs_warn_dup+0xa0/0xa0
[ 256.193621][ T5465] ? do_raw_spin_unlock+0x11d/0x230
[ 256.198830][ T5465] kobject_add_internal+0x6e0/0xd90
[ 256.204042][ T5465] kobject_init_and_add+0x128/0x190
[ 256.209249][ T5465] ? lockdep_softirqs_off+0x430/0x430
[ 256.214644][ T5465] ? kobject_add+0x230/0x230
[ 256.219255][ T5465] ? __init_swait_queue_head+0xa5/0x150
[ 256.224907][ T5465] gfs2_sys_fs_add+0x24f/0x4b0
[ 256.229937][ T5465] ? gfs2_recover_set+0x240/0x240
[ 256.235043][ T5465] ? snprintf+0xe5/0x140
[ 256.239279][ T5465] ? __free_pages+0x95/0x1a0
[ 256.243869][ T5465] ? vscnprintf+0x80/0x80
[ 256.248191][ T5465] gfs2_fill_super+0x120f/0x1f00
[ 256.253123][ T5465] ? gfs2_reconfigure+0xd30/0xd30
[ 256.258144][ T5465] ? sb_set_blocksize+0xa5/0xe0
[ 256.262980][ T5465] get_tree_bdev+0x3f1/0x610
[ 256.267642][ T5465] ? gfs2_reconfigure+0xd30/0xd30
[ 256.272652][ T5465] gfs2_get_tree+0x4d/0x1e0
[ 256.277145][ T5465] vfs_get_tree+0x88/0x270
[ 256.281598][ T5465] do_new_mount+0x24a/0xa40
[ 256.286087][ T5465] __se_sys_mount+0x2e3/0x3d0
[ 256.290748][ T5465] ? __x64_sys_mount+0xc0/0xc0
[ 256.295499][ T5465] ? lockdep_hardirqs_on+0x94/0x140
[ 256.300702][ T5465] ? __x64_sys_mount+0x1c/0xc0
[ 256.305448][ T5465] do_syscall_64+0x4c/0xa0
[ 256.309862][ T5465] ? clear_bhb_loop+0x30/0x80
[ 256.314544][ T5465] ? clear_bhb_loop+0x30/0x80
[ 256.319254][ T5465] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 256.325153][ T5465] RIP: 0033:0x7f3c75d0af4a
[ 256.329565][ 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
[ 256.349183][ T5465] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 256.357606][ T5465] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 256.365585][ T5465] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 256.373544][ T5465] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 256.381506][ T5465] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 256.389465][ T5465] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 256.397438][ T5465]
[ 256.402475][ T5465] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 256.415784][ T5465] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 256.721196][ T5467] loop1: detected capacity change from 0 to 32768
[ 256.775240][ T5467] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.782646][ T5467] CPU: 0 PID: 5467 Comm: syz.1.209 Not tainted syzkaller #0
[ 256.789939][ T5467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 256.800000][ T5467] Call Trace:
[ 256.803286][ T5467]
[ 256.806219][ T5467] dump_stack_lvl+0x188/0x250
[ 256.810907][ T5467] ? show_regs_print_info+0x20/0x20
[ 256.816109][ T5467] ? load_image+0x400/0x400
[ 256.820634][ T5467] sysfs_create_dir_ns+0x26a/0x290
[ 256.825754][ T5467] ? sysfs_warn_dup+0xa0/0xa0
[ 256.830437][ T5467] ? do_raw_spin_unlock+0x11d/0x230
[ 256.835652][ T5467] kobject_add_internal+0x6e0/0xd90
[ 256.840959][ T5467] kobject_init_and_add+0x128/0x190
[ 256.846165][ T5467] ? lockdep_softirqs_off+0x430/0x430
[ 256.851557][ T5467] ? kobject_add+0x230/0x230
[ 256.856158][ T5467] ? __init_swait_queue_head+0xa5/0x150
[ 256.861717][ T5467] gfs2_sys_fs_add+0x24f/0x4b0
[ 256.866502][ T5467] ? gfs2_recover_set+0x240/0x240
[ 256.871509][ T5467] ? snprintf+0xe5/0x140
[ 256.875828][ T5467] ? __free_pages+0x95/0x1a0
[ 256.880835][ T5467] ? vscnprintf+0x80/0x80
[ 256.885161][ T5467] gfs2_fill_super+0x120f/0x1f00
[ 256.890105][ T5467] ? gfs2_reconfigure+0xd30/0xd30
[ 256.895131][ T5467] ? sb_set_blocksize+0xa5/0xe0
[ 256.899981][ T5467] get_tree_bdev+0x3f1/0x610
[ 256.904558][ T5467] ? gfs2_reconfigure+0xd30/0xd30
[ 256.909649][ T5467] gfs2_get_tree+0x4d/0x1e0
[ 256.914308][ T5467] vfs_get_tree+0x88/0x270
[ 256.918718][ T5467] do_new_mount+0x24a/0xa40
[ 256.923297][ T5467] __se_sys_mount+0x2e3/0x3d0
[ 256.927959][ T5467] ? __x64_sys_mount+0xc0/0xc0
[ 256.932715][ T5467] ? lockdep_hardirqs_on+0x94/0x140
[ 256.937924][ T5467] ? __x64_sys_mount+0x1c/0xc0
[ 256.942704][ T5467] do_syscall_64+0x4c/0xa0
[ 256.947105][ T5467] ? clear_bhb_loop+0x30/0x80
[ 256.951767][ T5467] ? clear_bhb_loop+0x30/0x80
[ 256.956425][ T5467] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 256.962353][ T5467] RIP: 0033:0x7f3c75d0af4a
[ 256.966762][ T5467] 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
[ 256.986632][ T5467] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 256.995054][ T5467] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 257.003127][ T5467] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 257.011097][ T5467] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 257.019140][ T5467] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 257.027305][ T5467] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 257.035274][ T5467]
[ 257.039433][ T5467] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.052896][ T5467] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 257.373750][ T5469] loop1: detected capacity change from 0 to 32768
[ 257.436510][ T5469] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 257.443919][ T5469] CPU: 0 PID: 5469 Comm: syz.1.210 Not tainted syzkaller #0
[ 257.451215][ T5469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 257.461382][ T5469] Call Trace:
[ 257.464671][ T5469]
[ 257.467610][ T5469] dump_stack_lvl+0x188/0x250
[ 257.472304][ T5469] ? show_regs_print_info+0x20/0x20
[ 257.477707][ T5469] ? load_image+0x400/0x400
[ 257.482329][ T5469] sysfs_create_dir_ns+0x26a/0x290
[ 257.487469][ T5469] ? sysfs_warn_dup+0xa0/0xa0
[ 257.492159][ T5469] ? do_raw_spin_unlock+0x11d/0x230
[ 257.497382][ T5469] kobject_add_internal+0x6e0/0xd90
[ 257.502615][ T5469] kobject_init_and_add+0x128/0x190
[ 257.507821][ T5469] ? lockdep_softirqs_off+0x430/0x430
[ 257.513378][ T5469] ? kobject_add+0x230/0x230
[ 257.517966][ T5469] ? __init_swait_queue_head+0xa5/0x150
[ 257.523501][ T5469] gfs2_sys_fs_add+0x24f/0x4b0
[ 257.528253][ T5469] ? gfs2_recover_set+0x240/0x240
[ 257.533284][ T5469] ? snprintf+0xe5/0x140
[ 257.537508][ T5469] ? __free_pages+0x95/0x1a0
[ 257.542080][ T5469] ? vscnprintf+0x80/0x80
[ 257.546398][ T5469] gfs2_fill_super+0x120f/0x1f00
[ 257.551331][ T5469] ? gfs2_reconfigure+0xd30/0xd30
[ 257.556373][ T5469] ? sb_set_blocksize+0xa5/0xe0
[ 257.561260][ T5469] get_tree_bdev+0x3f1/0x610
[ 257.565844][ T5469] ? gfs2_reconfigure+0xd30/0xd30
[ 257.570866][ T5469] gfs2_get_tree+0x4d/0x1e0
[ 257.575357][ T5469] vfs_get_tree+0x88/0x270
[ 257.579759][ T5469] do_new_mount+0x24a/0xa40
[ 257.584244][ T5469] __se_sys_mount+0x2e3/0x3d0
[ 257.588906][ T5469] ? __x64_sys_mount+0xc0/0xc0
[ 257.593663][ T5469] ? lockdep_hardirqs_on+0x94/0x140
[ 257.598845][ T5469] ? __x64_sys_mount+0x1c/0xc0
[ 257.603601][ T5469] do_syscall_64+0x4c/0xa0
[ 257.608008][ T5469] ? clear_bhb_loop+0x30/0x80
[ 257.612684][ T5469] ? clear_bhb_loop+0x30/0x80
[ 257.617573][ T5469] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 257.623590][ T5469] RIP: 0033:0x7f3c75d0af4a
[ 257.628007][ T5469] 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
[ 257.647610][ T5469] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 257.656186][ T5469] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 257.664291][ T5469] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 257.672339][ T5469] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 257.680479][ T5469] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 257.688447][ T5469] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 257.696431][ T5469]
[ 257.704251][ T5469] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.717583][ T5469] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:14:51 executed programs: 196
[ 258.014919][ T5471] loop1: detected capacity change from 0 to 32768
[ 258.075223][ T5471] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 258.082788][ T5471] CPU: 1 PID: 5471 Comm: syz.1.211 Not tainted syzkaller #0
[ 258.090087][ T5471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 258.100157][ T5471] Call Trace:
[ 258.103484][ T5471]
[ 258.106419][ T5471] dump_stack_lvl+0x188/0x250
[ 258.111110][ T5471] ? show_regs_print_info+0x20/0x20
[ 258.116327][ T5471] ? load_image+0x400/0x400
[ 258.120848][ T5471] sysfs_create_dir_ns+0x26a/0x290
[ 258.125967][ T5471] ? sysfs_warn_dup+0xa0/0xa0
[ 258.130739][ T5471] ? do_raw_spin_unlock+0x11d/0x230
[ 258.136049][ T5471] kobject_add_internal+0x6e0/0xd90
[ 258.141271][ T5471] kobject_init_and_add+0x128/0x190
[ 258.146478][ T5471] ? lockdep_softirqs_off+0x430/0x430
[ 258.151867][ T5471] ? kobject_add+0x230/0x230
[ 258.156565][ T5471] ? __init_swait_queue_head+0xa5/0x150
[ 258.162153][ T5471] gfs2_sys_fs_add+0x24f/0x4b0
[ 258.166949][ T5471] ? gfs2_recover_set+0x240/0x240
[ 258.171958][ T5471] ? snprintf+0xe5/0x140
[ 258.176181][ T5471] ? __free_pages+0x95/0x1a0
[ 258.180767][ T5471] ? vscnprintf+0x80/0x80
[ 258.185103][ T5471] gfs2_fill_super+0x120f/0x1f00
[ 258.190058][ T5471] ? gfs2_reconfigure+0xd30/0xd30
[ 258.195088][ T5471] ? sb_set_blocksize+0xa5/0xe0
[ 258.199937][ T5471] get_tree_bdev+0x3f1/0x610
[ 258.204522][ T5471] ? gfs2_reconfigure+0xd30/0xd30
[ 258.209548][ T5471] gfs2_get_tree+0x4d/0x1e0
[ 258.214065][ T5471] vfs_get_tree+0x88/0x270
[ 258.218476][ T5471] do_new_mount+0x24a/0xa40
[ 258.222970][ T5471] __se_sys_mount+0x2e3/0x3d0
[ 258.227640][ T5471] ? __x64_sys_mount+0xc0/0xc0
[ 258.232701][ T5471] ? lockdep_hardirqs_on+0x94/0x140
[ 258.237989][ T5471] ? __x64_sys_mount+0x1c/0xc0
[ 258.242750][ T5471] do_syscall_64+0x4c/0xa0
[ 258.247161][ T5471] ? clear_bhb_loop+0x30/0x80
[ 258.252030][ T5471] ? clear_bhb_loop+0x30/0x80
[ 258.256688][ T5471] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 258.262835][ T5471] RIP: 0033:0x7f3c75d0af4a
[ 258.267238][ T5471] 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
[ 258.286944][ T5471] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 258.295800][ T5471] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 258.303762][ T5471] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 258.311810][ T5471] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 258.319800][ T5471] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 258.327766][ T5471] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 258.335733][ T5471]
[ 258.340675][ T5471] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 258.354057][ T5471] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 258.680632][ T5473] loop1: detected capacity change from 0 to 32768
[ 258.730811][ T5473] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 258.741170][ T5473] CPU: 1 PID: 5473 Comm: syz.1.212 Not tainted syzkaller #0
[ 258.748490][ T5473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 258.758560][ T5473] Call Trace:
[ 258.761854][ T5473]
[ 258.764797][ T5473] dump_stack_lvl+0x188/0x250
[ 258.769495][ T5473] ? show_regs_print_info+0x20/0x20
[ 258.774707][ T5473] ? load_image+0x400/0x400
[ 258.779236][ T5473] sysfs_create_dir_ns+0x26a/0x290
[ 258.784369][ T5473] ? sysfs_warn_dup+0xa0/0xa0
[ 258.789062][ T5473] ? do_raw_spin_unlock+0x11d/0x230
[ 258.794286][ T5473] kobject_add_internal+0x6e0/0xd90
[ 258.799510][ T5473] kobject_init_and_add+0x128/0x190
[ 258.804725][ T5473] ? lockdep_softirqs_off+0x430/0x430
[ 258.810291][ T5473] ? kobject_add+0x230/0x230
[ 258.814905][ T5473] ? __init_swait_queue_head+0xa5/0x150
[ 258.820474][ T5473] gfs2_sys_fs_add+0x24f/0x4b0
[ 258.825255][ T5473] ? gfs2_recover_set+0x240/0x240
[ 258.830288][ T5473] ? snprintf+0xe5/0x140
[ 258.834528][ T5473] ? __free_pages+0x95/0x1a0
[ 258.839144][ T5473] ? vscnprintf+0x80/0x80
[ 258.843473][ T5473] gfs2_fill_super+0x120f/0x1f00
[ 258.848418][ T5473] ? gfs2_reconfigure+0xd30/0xd30
[ 258.853430][ T5473] ? sb_set_blocksize+0xa5/0xe0
[ 258.858263][ T5473] get_tree_bdev+0x3f1/0x610
[ 258.862852][ T5473] ? gfs2_reconfigure+0xd30/0xd30
[ 258.867981][ T5473] gfs2_get_tree+0x4d/0x1e0
[ 258.872494][ T5473] vfs_get_tree+0x88/0x270
[ 258.876928][ T5473] do_new_mount+0x24a/0xa40
[ 258.881459][ T5473] __se_sys_mount+0x2e3/0x3d0
[ 258.886131][ T5473] ? __x64_sys_mount+0xc0/0xc0
[ 258.890887][ T5473] ? lockdep_hardirqs_on+0x94/0x140
[ 258.896085][ T5473] ? __x64_sys_mount+0x1c/0xc0
[ 258.900866][ T5473] do_syscall_64+0x4c/0xa0
[ 258.905275][ T5473] ? clear_bhb_loop+0x30/0x80
[ 258.909960][ T5473] ? clear_bhb_loop+0x30/0x80
[ 258.914645][ T5473] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 258.920537][ T5473] RIP: 0033:0x7f3c75d0af4a
[ 258.924955][ T5473] 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
[ 258.944660][ T5473] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 258.953113][ T5473] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 258.961083][ T5473] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 258.969052][ T5473] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 258.977032][ T5473] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 258.985011][ T5473] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 258.993003][ T5473]
[ 258.997910][ T5473] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.011420][ T5473] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 259.341755][ T5475] loop1: detected capacity change from 0 to 32768
[ 259.417974][ T5475] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 259.425530][ T5475] CPU: 0 PID: 5475 Comm: syz.1.213 Not tainted syzkaller #0
[ 259.433014][ T5475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 259.443439][ T5475] Call Trace:
[ 259.446728][ T5475]
[ 259.449674][ T5475] dump_stack_lvl+0x188/0x250
[ 259.454366][ T5475] ? show_regs_print_info+0x20/0x20
[ 259.459667][ T5475] ? load_image+0x400/0x400
[ 259.464197][ T5475] sysfs_create_dir_ns+0x26a/0x290
[ 259.469327][ T5475] ? sysfs_warn_dup+0xa0/0xa0
[ 259.474010][ T5475] ? do_raw_spin_unlock+0x11d/0x230
[ 259.479288][ T5475] kobject_add_internal+0x6e0/0xd90
[ 259.484511][ T5475] kobject_init_and_add+0x128/0x190
[ 259.489725][ T5475] ? lockdep_softirqs_off+0x430/0x430
[ 259.495116][ T5475] ? kobject_add+0x230/0x230
[ 259.499715][ T5475] ? __init_swait_queue_head+0xa5/0x150
[ 259.505335][ T5475] gfs2_sys_fs_add+0x24f/0x4b0
[ 259.510086][ T5475] ? gfs2_recover_set+0x240/0x240
[ 259.515211][ T5475] ? snprintf+0xe5/0x140
[ 259.519460][ T5475] ? __free_pages+0x95/0x1a0
[ 259.524041][ T5475] ? vscnprintf+0x80/0x80
[ 259.528394][ T5475] gfs2_fill_super+0x120f/0x1f00
[ 259.533336][ T5475] ? gfs2_reconfigure+0xd30/0xd30
[ 259.538439][ T5475] ? sb_set_blocksize+0xa5/0xe0
[ 259.543278][ T5475] get_tree_bdev+0x3f1/0x610
[ 259.547855][ T5475] ? gfs2_reconfigure+0xd30/0xd30
[ 259.552877][ T5475] gfs2_get_tree+0x4d/0x1e0
[ 259.557381][ T5475] vfs_get_tree+0x88/0x270
[ 259.561800][ T5475] do_new_mount+0x24a/0xa40
[ 259.566298][ T5475] __se_sys_mount+0x2e3/0x3d0
[ 259.570968][ T5475] ? __x64_sys_mount+0xc0/0xc0
[ 259.575722][ T5475] ? lockdep_hardirqs_on+0x94/0x140
[ 259.580944][ T5475] ? __x64_sys_mount+0x1c/0xc0
[ 259.585697][ T5475] do_syscall_64+0x4c/0xa0
[ 259.590115][ T5475] ? clear_bhb_loop+0x30/0x80
[ 259.594999][ T5475] ? clear_bhb_loop+0x30/0x80
[ 259.599771][ T5475] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 259.605901][ T5475] RIP: 0033:0x7f3c75d0af4a
[ 259.610397][ T5475] 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
[ 259.629997][ T5475] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 259.638416][ T5475] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 259.646396][ T5475] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 259.654363][ T5475] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 259.662316][ T5475] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 259.670282][ T5475] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 259.678249][ T5475]
[ 259.682388][ T5475] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.695745][ T5475] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.015757][ T5477] loop1: detected capacity change from 0 to 32768
[ 260.068705][ T5477] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.077652][ T5477] CPU: 1 PID: 5477 Comm: syz.1.214 Not tainted syzkaller #0
[ 260.085048][ T5477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 260.095132][ T5477] Call Trace:
[ 260.098432][ T5477]
[ 260.101376][ T5477] dump_stack_lvl+0x188/0x250
[ 260.106078][ T5477] ? show_regs_print_info+0x20/0x20
[ 260.111297][ T5477] ? load_image+0x400/0x400
[ 260.115827][ T5477] sysfs_create_dir_ns+0x26a/0x290
[ 260.120956][ T5477] ? sysfs_warn_dup+0xa0/0xa0
[ 260.125645][ T5477] ? do_raw_spin_unlock+0x11d/0x230
[ 260.130873][ T5477] kobject_add_internal+0x6e0/0xd90
[ 260.136181][ T5477] kobject_init_and_add+0x128/0x190
[ 260.141404][ T5477] ? lockdep_softirqs_off+0x430/0x430
[ 260.146798][ T5477] ? kobject_add+0x230/0x230
[ 260.151405][ T5477] ? __init_swait_queue_head+0xa5/0x150
[ 260.156970][ T5477] gfs2_sys_fs_add+0x24f/0x4b0
[ 260.161753][ T5477] ? gfs2_recover_set+0x240/0x240
[ 260.166771][ T5477] ? snprintf+0xe5/0x140
[ 260.170995][ T5477] ? __free_pages+0x95/0x1a0
[ 260.175575][ T5477] ? vscnprintf+0x80/0x80
[ 260.179908][ T5477] gfs2_fill_super+0x120f/0x1f00
[ 260.184838][ T5477] ? gfs2_reconfigure+0xd30/0xd30
[ 260.189854][ T5477] ? sb_set_blocksize+0xa5/0xe0
[ 260.194696][ T5477] get_tree_bdev+0x3f1/0x610
[ 260.199272][ T5477] ? gfs2_reconfigure+0xd30/0xd30
[ 260.204282][ T5477] gfs2_get_tree+0x4d/0x1e0
[ 260.208768][ T5477] vfs_get_tree+0x88/0x270
[ 260.213166][ T5477] do_new_mount+0x24a/0xa40
[ 260.217660][ T5477] __se_sys_mount+0x2e3/0x3d0
[ 260.222323][ T5477] ? __x64_sys_mount+0xc0/0xc0
[ 260.227069][ T5477] ? lockdep_hardirqs_on+0x94/0x140
[ 260.232253][ T5477] ? __x64_sys_mount+0x1c/0xc0
[ 260.237012][ T5477] do_syscall_64+0x4c/0xa0
[ 260.241434][ T5477] ? clear_bhb_loop+0x30/0x80
[ 260.246092][ T5477] ? clear_bhb_loop+0x30/0x80
[ 260.250751][ T5477] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 260.256628][ T5477] RIP: 0033:0x7f3c75d0af4a
[ 260.261131][ T5477] 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
[ 260.280740][ T5477] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.289148][ T5477] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 260.297108][ T5477] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 260.305075][ T5477] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 260.313057][ T5477] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 260.321026][ T5477] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 260.329177][ T5477]
[ 260.334136][ T5477] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 260.347494][ T5477] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.680960][ T5479] loop1: detected capacity change from 0 to 32768
[ 260.779259][ T5479] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.786736][ T5479] CPU: 0 PID: 5479 Comm: syz.1.215 Not tainted syzkaller #0
[ 260.794034][ T5479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 260.804100][ T5479] Call Trace:
[ 260.807392][ T5479]
[ 260.810345][ T5479] dump_stack_lvl+0x188/0x250
[ 260.815132][ T5479] ? show_regs_print_info+0x20/0x20
[ 260.820631][ T5479] ? load_image+0x400/0x400
[ 260.825164][ T5479] sysfs_create_dir_ns+0x26a/0x290
[ 260.830291][ T5479] ? sysfs_warn_dup+0xa0/0xa0
[ 260.834976][ T5479] ? do_raw_spin_unlock+0x11d/0x230
[ 260.840180][ T5479] kobject_add_internal+0x6e0/0xd90
[ 260.845371][ T5479] kobject_init_and_add+0x128/0x190
[ 260.850553][ T5479] ? lockdep_softirqs_off+0x430/0x430
[ 260.855911][ T5479] ? kobject_add+0x230/0x230
[ 260.860483][ T5479] ? __init_swait_queue_head+0xa5/0x150
[ 260.866040][ T5479] gfs2_sys_fs_add+0x24f/0x4b0
[ 260.870793][ T5479] ? gfs2_recover_set+0x240/0x240
[ 260.875802][ T5479] ? snprintf+0xe5/0x140
[ 260.880023][ T5479] ? __free_pages+0x95/0x1a0
[ 260.884597][ T5479] ? vscnprintf+0x80/0x80
[ 260.888914][ T5479] gfs2_fill_super+0x120f/0x1f00
[ 260.893853][ T5479] ? gfs2_reconfigure+0xd30/0xd30
[ 260.898955][ T5479] ? sb_set_blocksize+0xa5/0xe0
[ 260.903792][ T5479] get_tree_bdev+0x3f1/0x610
[ 260.908366][ T5479] ? gfs2_reconfigure+0xd30/0xd30
[ 260.913378][ T5479] gfs2_get_tree+0x4d/0x1e0
[ 260.917863][ T5479] vfs_get_tree+0x88/0x270
[ 260.922302][ T5479] do_new_mount+0x24a/0xa40
[ 260.926817][ T5479] __se_sys_mount+0x2e3/0x3d0
[ 260.931477][ T5479] ? __x64_sys_mount+0xc0/0xc0
[ 260.936231][ T5479] ? lockdep_hardirqs_on+0x94/0x140
[ 260.941410][ T5479] ? __x64_sys_mount+0x1c/0xc0
[ 260.946165][ T5479] do_syscall_64+0x4c/0xa0
[ 260.950579][ T5479] ? clear_bhb_loop+0x30/0x80
[ 260.955275][ T5479] ? clear_bhb_loop+0x30/0x80
[ 260.959956][ T5479] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 260.965938][ T5479] RIP: 0033:0x7f3c75d0af4a
[ 260.970355][ T5479] 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
[ 260.989962][ T5479] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.998383][ T5479] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 261.006359][ T5479] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 261.014331][ T5479] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 261.022303][ T5479] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 261.030360][ T5479] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 261.038346][ T5479]
[ 261.045180][ T5479] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 261.060463][ T5479] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 261.477845][ T5481] loop1: detected capacity change from 0 to 32768
[ 261.525167][ T5481] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 261.533006][ T5481] CPU: 1 PID: 5481 Comm: syz.1.216 Not tainted syzkaller #0
[ 261.540328][ T5481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 261.550406][ T5481] Call Trace:
[ 261.553719][ T5481]
[ 261.556831][ T5481] dump_stack_lvl+0x188/0x250
[ 261.561627][ T5481] ? show_regs_print_info+0x20/0x20
[ 261.566853][ T5481] ? load_image+0x400/0x400
[ 261.571381][ T5481] sysfs_create_dir_ns+0x26a/0x290
[ 261.576505][ T5481] ? sysfs_warn_dup+0xa0/0xa0
[ 261.581200][ T5481] ? do_raw_spin_unlock+0x11d/0x230
[ 261.586414][ T5481] kobject_add_internal+0x6e0/0xd90
[ 261.591638][ T5481] kobject_init_and_add+0x128/0x190
[ 261.596848][ T5481] ? lockdep_softirqs_off+0x430/0x430
[ 261.602243][ T5481] ? kobject_add+0x230/0x230
[ 261.606863][ T5481] ? __init_swait_queue_head+0xa5/0x150
[ 261.612422][ T5481] gfs2_sys_fs_add+0x24f/0x4b0
[ 261.617183][ T5481] ? gfs2_recover_set+0x240/0x240
[ 261.622547][ T5481] ? snprintf+0xe5/0x140
[ 261.626778][ T5481] ? __free_pages+0x95/0x1a0
[ 261.631363][ T5481] ? vscnprintf+0x80/0x80
[ 261.635680][ T5481] gfs2_fill_super+0x120f/0x1f00
[ 261.640611][ T5481] ? gfs2_reconfigure+0xd30/0xd30
[ 261.645884][ T5481] ? sb_set_blocksize+0xa5/0xe0
[ 261.650735][ T5481] get_tree_bdev+0x3f1/0x610
[ 261.655333][ T5481] ? gfs2_reconfigure+0xd30/0xd30
[ 261.660474][ T5481] gfs2_get_tree+0x4d/0x1e0
[ 261.664996][ T5481] vfs_get_tree+0x88/0x270
[ 261.669434][ T5481] do_new_mount+0x24a/0xa40
[ 261.673961][ T5481] __se_sys_mount+0x2e3/0x3d0
[ 261.678634][ T5481] ? __x64_sys_mount+0xc0/0xc0
[ 261.683385][ T5481] ? lockdep_hardirqs_on+0x94/0x140
[ 261.688570][ T5481] ? __x64_sys_mount+0x1c/0xc0
[ 261.693349][ T5481] do_syscall_64+0x4c/0xa0
[ 261.697787][ T5481] ? clear_bhb_loop+0x30/0x80
[ 261.702456][ T5481] ? clear_bhb_loop+0x30/0x80
[ 261.707122][ T5481] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 261.713039][ T5481] RIP: 0033:0x7f3c75d0af4a
[ 261.717462][ T5481] 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
[ 261.737074][ T5481] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 261.745944][ T5481] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 261.753923][ T5481] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 261.761885][ T5481] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 261.769872][ T5481] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 261.777845][ T5481] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 261.785819][ T5481]
[ 261.790616][ T5481] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 261.804001][ T5481] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 262.130353][ T5483] loop1: detected capacity change from 0 to 32768
[ 262.186504][ T5483] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 262.193931][ T5483] CPU: 1 PID: 5483 Comm: syz.1.217 Not tainted syzkaller #0
[ 262.201236][ T5483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 262.211329][ T5483] Call Trace:
[ 262.214625][ T5483]
[ 262.217558][ T5483] dump_stack_lvl+0x188/0x250
[ 262.222397][ T5483] ? show_regs_print_info+0x20/0x20
[ 262.227629][ T5483] ? load_image+0x400/0x400
[ 262.232168][ T5483] sysfs_create_dir_ns+0x26a/0x290
[ 262.237303][ T5483] ? sysfs_warn_dup+0xa0/0xa0
[ 262.242008][ T5483] ? do_raw_spin_unlock+0x11d/0x230
[ 262.247228][ T5483] kobject_add_internal+0x6e0/0xd90
[ 262.252453][ T5483] kobject_init_and_add+0x128/0x190
[ 262.257663][ T5483] ? lockdep_softirqs_off+0x430/0x430
[ 262.263175][ T5483] ? kobject_add+0x230/0x230
[ 262.267772][ T5483] ? __init_swait_queue_head+0xa5/0x150
[ 262.273574][ T5483] gfs2_sys_fs_add+0x24f/0x4b0
[ 262.278332][ T5483] ? gfs2_recover_set+0x240/0x240
[ 262.283352][ T5483] ? snprintf+0xe5/0x140
[ 262.287592][ T5483] ? __free_pages+0x95/0x1a0
[ 262.292192][ T5483] ? vscnprintf+0x80/0x80
[ 262.296526][ T5483] gfs2_fill_super+0x120f/0x1f00
[ 262.301473][ T5483] ? gfs2_reconfigure+0xd30/0xd30
[ 262.306532][ T5483] ? sb_set_blocksize+0xa5/0xe0
[ 262.311398][ T5483] get_tree_bdev+0x3f1/0x610
[ 262.316012][ T5483] ? gfs2_reconfigure+0xd30/0xd30
[ 262.321042][ T5483] gfs2_get_tree+0x4d/0x1e0
[ 262.325541][ T5483] vfs_get_tree+0x88/0x270
[ 262.329948][ T5483] do_new_mount+0x24a/0xa40
[ 262.334443][ T5483] __se_sys_mount+0x2e3/0x3d0
[ 262.339119][ T5483] ? __x64_sys_mount+0xc0/0xc0
[ 262.343889][ T5483] ? lockdep_hardirqs_on+0x94/0x140
[ 262.349092][ T5483] ? __x64_sys_mount+0x1c/0xc0
[ 262.353873][ T5483] do_syscall_64+0x4c/0xa0
[ 262.358340][ T5483] ? clear_bhb_loop+0x30/0x80
[ 262.363034][ T5483] ? clear_bhb_loop+0x30/0x80
[ 262.367720][ T5483] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 262.373617][ T5483] RIP: 0033:0x7f3c75d0af4a
[ 262.378038][ T5483] 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
[ 262.397641][ T5483] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 262.406049][ T5483] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 262.414011][ T5483] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 262.422079][ T5483] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 262.430041][ T5483] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 262.438120][ T5483] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 262.446104][ T5483]
[ 262.451146][ T5483] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 262.464535][ T5483] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 262.769762][ T5485] loop1: detected capacity change from 0 to 32768
[ 262.824766][ T5485] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 262.832336][ T5485] CPU: 0 PID: 5485 Comm: syz.1.218 Not tainted syzkaller #0
[ 262.839644][ T5485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 262.849708][ T5485] Call Trace:
[ 262.853001][ T5485]
[ 262.855959][ T5485] dump_stack_lvl+0x188/0x250
[ 262.860649][ T5485] ? show_regs_print_info+0x20/0x20
[ 262.866048][ T5485] ? load_image+0x400/0x400
[ 262.870572][ T5485] sysfs_create_dir_ns+0x26a/0x290
[ 262.875695][ T5485] ? sysfs_warn_dup+0xa0/0xa0
[ 262.880382][ T5485] ? do_raw_spin_unlock+0x11d/0x230
[ 262.885594][ T5485] kobject_add_internal+0x6e0/0xd90
[ 262.890810][ T5485] kobject_init_and_add+0x128/0x190
[ 262.896015][ T5485] ? lockdep_softirqs_off+0x430/0x430
[ 262.901391][ T5485] ? kobject_add+0x230/0x230
[ 262.905965][ T5485] ? __init_swait_queue_head+0xa5/0x150
[ 262.911493][ T5485] gfs2_sys_fs_add+0x24f/0x4b0
[ 262.916242][ T5485] ? gfs2_recover_set+0x240/0x240
[ 262.921248][ T5485] ? snprintf+0xe5/0x140
[ 262.925477][ T5485] ? __free_pages+0x95/0x1a0
[ 262.930055][ T5485] ? vscnprintf+0x80/0x80
[ 262.934373][ T5485] gfs2_fill_super+0x120f/0x1f00
[ 262.939301][ T5485] ? gfs2_reconfigure+0xd30/0xd30
[ 262.944318][ T5485] ? sb_set_blocksize+0xa5/0xe0
[ 262.949149][ T5485] get_tree_bdev+0x3f1/0x610
[ 262.953724][ T5485] ? gfs2_reconfigure+0xd30/0xd30
[ 262.959163][ T5485] gfs2_get_tree+0x4d/0x1e0
[ 262.963651][ T5485] vfs_get_tree+0x88/0x270
[ 262.968073][ T5485] do_new_mount+0x24a/0xa40
[ 262.972574][ T5485] __se_sys_mount+0x2e3/0x3d0
[ 262.977233][ T5485] ? __x64_sys_mount+0xc0/0xc0
[ 262.981995][ T5485] ? lockdep_hardirqs_on+0x94/0x140
[ 262.987176][ T5485] ? __x64_sys_mount+0x1c/0xc0
[ 262.991921][ T5485] do_syscall_64+0x4c/0xa0
[ 262.996318][ T5485] ? clear_bhb_loop+0x30/0x80
[ 263.001051][ T5485] ? clear_bhb_loop+0x30/0x80
[ 263.005723][ T5485] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 263.011608][ T5485] RIP: 0033:0x7f3c75d0af4a
[ 263.016015][ T5485] 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
[ 263.035604][ T5485] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.044002][ T5485] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 263.051964][ T5485] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 263.060010][ T5485] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 263.067962][ T5485] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 263.076002][ T5485] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 263.083960][ T5485]
[ 263.088442][ T5485] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 263.101942][ T5485] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:14:57 executed programs: 204
[ 263.419125][ T5487] loop1: detected capacity change from 0 to 32768
[ 263.463653][ T5487] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 263.471877][ T5487] CPU: 0 PID: 5487 Comm: syz.1.219 Not tainted syzkaller #0
[ 263.479193][ T5487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 263.489256][ T5487] Call Trace:
[ 263.492543][ T5487]
[ 263.495479][ T5487] dump_stack_lvl+0x188/0x250
[ 263.500169][ T5487] ? show_regs_print_info+0x20/0x20
[ 263.505379][ T5487] ? load_image+0x400/0x400
[ 263.509904][ T5487] sysfs_create_dir_ns+0x26a/0x290
[ 263.515033][ T5487] ? sysfs_warn_dup+0xa0/0xa0
[ 263.519717][ T5487] ? do_raw_spin_unlock+0x11d/0x230
[ 263.524931][ T5487] kobject_add_internal+0x6e0/0xd90
[ 263.530180][ T5487] kobject_init_and_add+0x128/0x190
[ 263.535396][ T5487] ? lockdep_softirqs_off+0x430/0x430
[ 263.540783][ T5487] ? kobject_add+0x230/0x230
[ 263.545365][ T5487] ? __init_swait_queue_head+0xa5/0x150
[ 263.550897][ T5487] gfs2_sys_fs_add+0x24f/0x4b0
[ 263.555665][ T5487] ? gfs2_recover_set+0x240/0x240
[ 263.560757][ T5487] ? snprintf+0xe5/0x140
[ 263.564982][ T5487] ? __free_pages+0x95/0x1a0
[ 263.569564][ T5487] ? vscnprintf+0x80/0x80
[ 263.573886][ T5487] gfs2_fill_super+0x120f/0x1f00
[ 263.578814][ T5487] ? gfs2_reconfigure+0xd30/0xd30
[ 263.583826][ T5487] ? sb_set_blocksize+0xa5/0xe0
[ 263.588657][ T5487] get_tree_bdev+0x3f1/0x610
[ 263.593228][ T5487] ? gfs2_reconfigure+0xd30/0xd30
[ 263.598320][ T5487] gfs2_get_tree+0x4d/0x1e0
[ 263.602816][ T5487] vfs_get_tree+0x88/0x270
[ 263.607215][ T5487] do_new_mount+0x24a/0xa40
[ 263.611713][ T5487] __se_sys_mount+0x2e3/0x3d0
[ 263.616386][ T5487] ? __x64_sys_mount+0xc0/0xc0
[ 263.621136][ T5487] ? lockdep_hardirqs_on+0x94/0x140
[ 263.626326][ T5487] ? __x64_sys_mount+0x1c/0xc0
[ 263.631088][ T5487] do_syscall_64+0x4c/0xa0
[ 263.635494][ T5487] ? clear_bhb_loop+0x30/0x80
[ 263.640152][ T5487] ? clear_bhb_loop+0x30/0x80
[ 263.644810][ T5487] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 263.650684][ T5487] RIP: 0033:0x7f3c75d0af4a
[ 263.655081][ T5487] 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
[ 263.674672][ T5487] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.683075][ T5487] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 263.691033][ T5487] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 263.699001][ T5487] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 263.707012][ T5487] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 263.714970][ T5487] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 263.722937][ T5487]
[ 263.726886][ T5487] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 263.740156][ T5487] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 264.033548][ T5489] loop1: detected capacity change from 0 to 32768
[ 264.118924][ T5489] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 264.127564][ T5489] CPU: 1 PID: 5489 Comm: syz.1.220 Not tainted syzkaller #0
[ 264.134975][ T5489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 264.145163][ T5489] Call Trace:
[ 264.148457][ T5489]
[ 264.151404][ T5489] dump_stack_lvl+0x188/0x250
[ 264.156101][ T5489] ? show_regs_print_info+0x20/0x20
[ 264.161309][ T5489] ? load_image+0x400/0x400
[ 264.165829][ T5489] sysfs_create_dir_ns+0x26a/0x290
[ 264.170953][ T5489] ? sysfs_warn_dup+0xa0/0xa0
[ 264.175648][ T5489] ? do_raw_spin_unlock+0x11d/0x230
[ 264.180854][ T5489] kobject_add_internal+0x6e0/0xd90
[ 264.186138][ T5489] kobject_init_and_add+0x128/0x190
[ 264.191325][ T5489] ? lockdep_softirqs_off+0x430/0x430
[ 264.196691][ T5489] ? kobject_add+0x230/0x230
[ 264.201283][ T5489] ? __init_swait_queue_head+0xa5/0x150
[ 264.206825][ T5489] gfs2_sys_fs_add+0x24f/0x4b0
[ 264.211600][ T5489] ? gfs2_recover_set+0x240/0x240
[ 264.216629][ T5489] ? snprintf+0xe5/0x140
[ 264.220867][ T5489] ? __free_pages+0x95/0x1a0
[ 264.225447][ T5489] ? vscnprintf+0x80/0x80
[ 264.229800][ T5489] gfs2_fill_super+0x120f/0x1f00
[ 264.234731][ T5489] ? gfs2_reconfigure+0xd30/0xd30
[ 264.239758][ T5489] ? sb_set_blocksize+0xa5/0xe0
[ 264.244617][ T5489] get_tree_bdev+0x3f1/0x610
[ 264.249379][ T5489] ? gfs2_reconfigure+0xd30/0xd30
[ 264.254413][ T5489] gfs2_get_tree+0x4d/0x1e0
[ 264.258905][ T5489] vfs_get_tree+0x88/0x270
[ 264.263328][ T5489] do_new_mount+0x24a/0xa40
[ 264.267847][ T5489] __se_sys_mount+0x2e3/0x3d0
[ 264.272510][ T5489] ? __x64_sys_mount+0xc0/0xc0
[ 264.277260][ T5489] ? lockdep_hardirqs_on+0x94/0x140
[ 264.282440][ T5489] ? __x64_sys_mount+0x1c/0xc0
[ 264.287184][ T5489] do_syscall_64+0x4c/0xa0
[ 264.291581][ T5489] ? clear_bhb_loop+0x30/0x80
[ 264.296245][ T5489] ? clear_bhb_loop+0x30/0x80
[ 264.300920][ T5489] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 264.306796][ T5489] RIP: 0033:0x7f3c75d0af4a
[ 264.311197][ T5489] 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
[ 264.330853][ T5489] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 264.339258][ T5489] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 264.347221][ T5489] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 264.355192][ T5489] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 264.363254][ T5489] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 264.371216][ T5489] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 264.379182][ T5489]
[ 264.384009][ T5489] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 264.397531][ T5489] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 264.713637][ T5491] loop1: detected capacity change from 0 to 32768
[ 264.763200][ T5491] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 264.770745][ T5491] CPU: 0 PID: 5491 Comm: syz.1.221 Not tainted syzkaller #0
[ 264.778042][ T5491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 264.788102][ T5491] Call Trace:
[ 264.791390][ T5491]
[ 264.794322][ T5491] dump_stack_lvl+0x188/0x250
[ 264.799006][ T5491] ? show_regs_print_info+0x20/0x20
[ 264.804207][ T5491] ? load_image+0x400/0x400
[ 264.808735][ T5491] sysfs_create_dir_ns+0x26a/0x290
[ 264.813944][ T5491] ? sysfs_warn_dup+0xa0/0xa0
[ 264.818635][ T5491] ? do_raw_spin_unlock+0x11d/0x230
[ 264.823843][ T5491] kobject_add_internal+0x6e0/0xd90
[ 264.829055][ T5491] kobject_init_and_add+0x128/0x190
[ 264.834267][ T5491] ? lockdep_softirqs_off+0x430/0x430
[ 264.839651][ T5491] ? kobject_add+0x230/0x230
[ 264.844249][ T5491] ? __init_swait_queue_head+0xa5/0x150
[ 264.849808][ T5491] gfs2_sys_fs_add+0x24f/0x4b0
[ 264.854556][ T5491] ? gfs2_recover_set+0x240/0x240
[ 264.859567][ T5491] ? snprintf+0xe5/0x140
[ 264.863803][ T5491] ? __free_pages+0x95/0x1a0
[ 264.868378][ T5491] ? vscnprintf+0x80/0x80
[ 264.872691][ T5491] gfs2_fill_super+0x120f/0x1f00
[ 264.877638][ T5491] ? gfs2_reconfigure+0xd30/0xd30
[ 264.882679][ T5491] ? sb_set_blocksize+0xa5/0xe0
[ 264.887516][ T5491] get_tree_bdev+0x3f1/0x610
[ 264.892091][ T5491] ? gfs2_reconfigure+0xd30/0xd30
[ 264.897199][ T5491] gfs2_get_tree+0x4d/0x1e0
[ 264.901693][ T5491] vfs_get_tree+0x88/0x270
[ 264.906096][ T5491] do_new_mount+0x24a/0xa40
[ 264.910585][ T5491] __se_sys_mount+0x2e3/0x3d0
[ 264.915247][ T5491] ? __x64_sys_mount+0xc0/0xc0
[ 264.920006][ T5491] ? lockdep_hardirqs_on+0x94/0x140
[ 264.925187][ T5491] ? __x64_sys_mount+0x1c/0xc0
[ 264.929949][ T5491] do_syscall_64+0x4c/0xa0
[ 264.934358][ T5491] ? clear_bhb_loop+0x30/0x80
[ 264.939106][ T5491] ? clear_bhb_loop+0x30/0x80
[ 264.943771][ T5491] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 264.949648][ T5491] RIP: 0033:0x7f3c75d0af4a
[ 264.954050][ T5491] 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
[ 264.973654][ T5491] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 264.982089][ T5491] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 264.990066][ T5491] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 264.998027][ T5491] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 265.005984][ T5491] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 265.013945][ T5491] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 265.021907][ T5491]
[ 265.025624][ T5491] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.038868][ T5491] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 265.370362][ T5493] loop1: detected capacity change from 0 to 32768
[ 265.415257][ T5493] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.422671][ T5493] CPU: 1 PID: 5493 Comm: syz.1.222 Not tainted syzkaller #0
[ 265.429968][ T5493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 265.440034][ T5493] Call Trace:
[ 265.443324][ T5493]
[ 265.446261][ T5493] dump_stack_lvl+0x188/0x250
[ 265.450952][ T5493] ? show_regs_print_info+0x20/0x20
[ 265.456156][ T5493] ? load_image+0x400/0x400
[ 265.460695][ T5493] sysfs_create_dir_ns+0x26a/0x290
[ 265.465825][ T5493] ? sysfs_warn_dup+0xa0/0xa0
[ 265.470507][ T5493] ? do_raw_spin_unlock+0x11d/0x230
[ 265.475720][ T5493] kobject_add_internal+0x6e0/0xd90
[ 265.481026][ T5493] kobject_init_and_add+0x128/0x190
[ 265.486247][ T5493] ? lockdep_softirqs_off+0x430/0x430
[ 265.491634][ T5493] ? kobject_add+0x230/0x230
[ 265.496337][ T5493] ? __init_swait_queue_head+0xa5/0x150
[ 265.501897][ T5493] gfs2_sys_fs_add+0x24f/0x4b0
[ 265.506677][ T5493] ? gfs2_recover_set+0x240/0x240
[ 265.511694][ T5493] ? snprintf+0xe5/0x140
[ 265.516112][ T5493] ? __free_pages+0x95/0x1a0
[ 265.520977][ T5493] ? vscnprintf+0x80/0x80
[ 265.525505][ T5493] gfs2_fill_super+0x120f/0x1f00
[ 265.530472][ T5493] ? gfs2_reconfigure+0xd30/0xd30
[ 265.535516][ T5493] ? sb_set_blocksize+0xa5/0xe0
[ 265.540375][ T5493] get_tree_bdev+0x3f1/0x610
[ 265.544955][ T5493] ? gfs2_reconfigure+0xd30/0xd30
[ 265.549978][ T5493] gfs2_get_tree+0x4d/0x1e0
[ 265.554495][ T5493] vfs_get_tree+0x88/0x270
[ 265.558910][ T5493] do_new_mount+0x24a/0xa40
[ 265.563518][ T5493] __se_sys_mount+0x2e3/0x3d0
[ 265.568304][ T5493] ? __x64_sys_mount+0xc0/0xc0
[ 265.573060][ T5493] ? lockdep_hardirqs_on+0x94/0x140
[ 265.578242][ T5493] ? __x64_sys_mount+0x1c/0xc0
[ 265.582996][ T5493] do_syscall_64+0x4c/0xa0
[ 265.587423][ T5493] ? clear_bhb_loop+0x30/0x80
[ 265.592082][ T5493] ? clear_bhb_loop+0x30/0x80
[ 265.596746][ T5493] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 265.602640][ T5493] RIP: 0033:0x7f3c75d0af4a
[ 265.607042][ T5493] 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
[ 265.626725][ T5493] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.635147][ T5493] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 265.643133][ T5493] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 265.651212][ T5493] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 265.659179][ T5493] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 265.667159][ T5493] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 265.675322][ T5493]
[ 265.679432][ T5493] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.693015][ T5493] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 266.005988][ T5495] loop1: detected capacity change from 0 to 32768
[ 266.074147][ T5495] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 266.081754][ T5495] CPU: 0 PID: 5495 Comm: syz.1.223 Not tainted syzkaller #0
[ 266.089205][ T5495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 266.099291][ T5495] Call Trace:
[ 266.102593][ T5495]
[ 266.105554][ T5495] dump_stack_lvl+0x188/0x250
[ 266.110255][ T5495] ? show_regs_print_info+0x20/0x20
[ 266.115483][ T5495] ? load_image+0x400/0x400
[ 266.120016][ T5495] sysfs_create_dir_ns+0x26a/0x290
[ 266.125164][ T5495] ? sysfs_warn_dup+0xa0/0xa0
[ 266.130057][ T5495] ? do_raw_spin_unlock+0x11d/0x230
[ 266.135292][ T5495] kobject_add_internal+0x6e0/0xd90
[ 266.140527][ T5495] kobject_init_and_add+0x128/0x190
[ 266.145749][ T5495] ? lockdep_softirqs_off+0x430/0x430
[ 266.151145][ T5495] ? kobject_add+0x230/0x230
[ 266.155758][ T5495] ? __init_swait_queue_head+0xa5/0x150
[ 266.161344][ T5495] gfs2_sys_fs_add+0x24f/0x4b0
[ 266.166133][ T5495] ? gfs2_recover_set+0x240/0x240
[ 266.171154][ T5495] ? snprintf+0xe5/0x140
[ 266.175394][ T5495] ? __free_pages+0x95/0x1a0
[ 266.179990][ T5495] ? vscnprintf+0x80/0x80
[ 266.184310][ T5495] gfs2_fill_super+0x120f/0x1f00
[ 266.189248][ T5495] ? gfs2_reconfigure+0xd30/0xd30
[ 266.194360][ T5495] ? sb_set_blocksize+0xa5/0xe0
[ 266.199200][ T5495] get_tree_bdev+0x3f1/0x610
[ 266.203780][ T5495] ? gfs2_reconfigure+0xd30/0xd30
[ 266.208792][ T5495] gfs2_get_tree+0x4d/0x1e0
[ 266.213281][ T5495] vfs_get_tree+0x88/0x270
[ 266.217773][ T5495] do_new_mount+0x24a/0xa40
[ 266.222269][ T5495] __se_sys_mount+0x2e3/0x3d0
[ 266.226932][ T5495] ? __x64_sys_mount+0xc0/0xc0
[ 266.231680][ T5495] ? lockdep_hardirqs_on+0x94/0x140
[ 266.236870][ T5495] ? __x64_sys_mount+0x1c/0xc0
[ 266.241647][ T5495] do_syscall_64+0x4c/0xa0
[ 266.246050][ T5495] ? clear_bhb_loop+0x30/0x80
[ 266.250712][ T5495] ? clear_bhb_loop+0x30/0x80
[ 266.255378][ T5495] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 266.261260][ T5495] RIP: 0033:0x7f3c75d0af4a
[ 266.265932][ T5495] 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
[ 266.285543][ T5495] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 266.294006][ T5495] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 266.302240][ T5495] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 266.310230][ T5495] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 266.318327][ T5495] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 266.326298][ T5495] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 266.334474][ T5495]
[ 266.341571][ T5495] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 266.354991][ T5495] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 266.667538][ T5497] loop1: detected capacity change from 0 to 32768
[ 266.715288][ T5497] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 266.723249][ T5497] CPU: 1 PID: 5497 Comm: syz.1.224 Not tainted syzkaller #0
[ 266.730564][ T5497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 266.740651][ T5497] Call Trace:
[ 266.743985][ T5497]
[ 266.746930][ T5497] dump_stack_lvl+0x188/0x250
[ 266.751631][ T5497] ? show_regs_print_info+0x20/0x20
[ 266.756849][ T5497] ? load_image+0x400/0x400
[ 266.761903][ T5497] sysfs_create_dir_ns+0x26a/0x290
[ 266.767290][ T5497] ? sysfs_warn_dup+0xa0/0xa0
[ 266.772265][ T5497] ? do_raw_spin_unlock+0x11d/0x230
[ 266.777495][ T5497] kobject_add_internal+0x6e0/0xd90
[ 266.782809][ T5497] kobject_init_and_add+0x128/0x190
[ 266.788032][ T5497] ? lockdep_softirqs_off+0x430/0x430
[ 266.793524][ T5497] ? kobject_add+0x230/0x230
[ 266.798159][ T5497] ? __init_swait_queue_head+0xa5/0x150
[ 266.803720][ T5497] gfs2_sys_fs_add+0x24f/0x4b0
[ 266.808599][ T5497] ? gfs2_recover_set+0x240/0x240
[ 266.813648][ T5497] ? snprintf+0xe5/0x140
[ 266.817898][ T5497] ? __free_pages+0x95/0x1a0
[ 266.822841][ T5497] ? vscnprintf+0x80/0x80
[ 266.827181][ T5497] gfs2_fill_super+0x120f/0x1f00
[ 266.832436][ T5497] ? gfs2_reconfigure+0xd30/0xd30
[ 266.837479][ T5497] ? sb_set_blocksize+0xa5/0xe0
[ 266.842349][ T5497] get_tree_bdev+0x3f1/0x610
[ 266.846951][ T5497] ? gfs2_reconfigure+0xd30/0xd30
[ 266.852019][ T5497] gfs2_get_tree+0x4d/0x1e0
[ 266.856509][ T5497] vfs_get_tree+0x88/0x270
[ 266.861006][ T5497] do_new_mount+0x24a/0xa40
[ 266.865509][ T5497] __se_sys_mount+0x2e3/0x3d0
[ 266.870187][ T5497] ? acct_account_cputime+0x1a2/0x280
[ 266.875644][ T5497] ? __x64_sys_mount+0xc0/0xc0
[ 266.880406][ T5497] ? lockdep_hardirqs_on+0x94/0x140
[ 266.885594][ T5497] ? __x64_sys_mount+0x1c/0xc0
[ 266.890362][ T5497] do_syscall_64+0x4c/0xa0
[ 266.894766][ T5497] ? clear_bhb_loop+0x30/0x80
[ 266.899427][ T5497] ? clear_bhb_loop+0x30/0x80
[ 266.904088][ T5497] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 266.910054][ T5497] RIP: 0033:0x7f3c75d0af4a
[ 266.914485][ T5497] 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
[ 266.934083][ T5497] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 266.942512][ T5497] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 266.950579][ T5497] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 266.958546][ T5497] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 266.966598][ T5497] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 266.974574][ T5497] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 266.982547][ T5497]
[ 266.987867][ T5497] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.001309][ T5497] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 267.349660][ T5499] loop1: detected capacity change from 0 to 32768
[ 267.441435][ T5499] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 267.448925][ T5499] CPU: 1 PID: 5499 Comm: syz.1.225 Not tainted syzkaller #0
[ 267.456241][ T5499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 267.466431][ T5499] Call Trace:
[ 267.469853][ T5499]
[ 267.472814][ T5499] dump_stack_lvl+0x188/0x250
[ 267.477560][ T5499] ? show_regs_print_info+0x20/0x20
[ 267.482952][ T5499] ? load_image+0x400/0x400
[ 267.487483][ T5499] sysfs_create_dir_ns+0x26a/0x290
[ 267.492623][ T5499] ? sysfs_warn_dup+0xa0/0xa0
[ 267.497392][ T5499] ? do_raw_spin_unlock+0x11d/0x230
[ 267.502601][ T5499] kobject_add_internal+0x6e0/0xd90
[ 267.507975][ T5499] kobject_init_and_add+0x128/0x190
[ 267.513209][ T5499] ? lockdep_softirqs_off+0x430/0x430
[ 267.518626][ T5499] ? kobject_add+0x230/0x230
[ 267.523486][ T5499] ? __init_swait_queue_head+0xa5/0x150
[ 267.529055][ T5499] gfs2_sys_fs_add+0x24f/0x4b0
[ 267.534158][ T5499] ? gfs2_recover_set+0x240/0x240
[ 267.539196][ T5499] ? snprintf+0xe5/0x140
[ 267.543738][ T5499] ? __free_pages+0x95/0x1a0
[ 267.548356][ T5499] ? vscnprintf+0x80/0x80
[ 267.553062][ T5499] gfs2_fill_super+0x120f/0x1f00
[ 267.558018][ T5499] ? gfs2_reconfigure+0xd30/0xd30
[ 267.563044][ T5499] ? sb_set_blocksize+0xa5/0xe0
[ 267.567885][ T5499] get_tree_bdev+0x3f1/0x610
[ 267.572465][ T5499] ? gfs2_reconfigure+0xd30/0xd30
[ 267.577478][ T5499] gfs2_get_tree+0x4d/0x1e0
[ 267.581972][ T5499] vfs_get_tree+0x88/0x270
[ 267.586376][ T5499] do_new_mount+0x24a/0xa40
[ 267.590914][ T5499] __se_sys_mount+0x2e3/0x3d0
[ 267.595692][ T5499] ? __x64_sys_mount+0xc0/0xc0
[ 267.600457][ T5499] ? lockdep_hardirqs_on+0x94/0x140
[ 267.605660][ T5499] ? __x64_sys_mount+0x1c/0xc0
[ 267.610434][ T5499] do_syscall_64+0x4c/0xa0
[ 267.614860][ T5499] ? clear_bhb_loop+0x30/0x80
[ 267.619656][ T5499] ? clear_bhb_loop+0x30/0x80
[ 267.624339][ T5499] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 267.630228][ T5499] RIP: 0033:0x7f3c75d0af4a
[ 267.634932][ T5499] 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
[ 267.654747][ T5499] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 267.663280][ T5499] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 267.671274][ T5499] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 267.679233][ T5499] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 267.687188][ T5499] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 267.695156][ T5499] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 267.703215][ T5499]
[ 267.707872][ T5499] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.721139][ T5499] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.065748][ T5501] loop1: detected capacity change from 0 to 32768
[ 268.114156][ T5501] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.122911][ T5501] CPU: 0 PID: 5501 Comm: syz.1.226 Not tainted syzkaller #0
[ 268.130466][ T5501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 268.140551][ T5501] Call Trace:
[ 268.143856][ T5501]
[ 268.146795][ T5501] dump_stack_lvl+0x188/0x250
[ 268.151667][ T5501] ? show_regs_print_info+0x20/0x20
[ 268.156886][ T5501] ? load_image+0x400/0x400
[ 268.161500][ T5501] sysfs_create_dir_ns+0x26a/0x290
[ 268.166635][ T5501] ? sysfs_warn_dup+0xa0/0xa0
[ 268.171330][ T5501] ? do_raw_spin_unlock+0x11d/0x230
[ 268.176553][ T5501] kobject_add_internal+0x6e0/0xd90
[ 268.181776][ T5501] kobject_init_and_add+0x128/0x190
[ 268.187076][ T5501] ? lockdep_softirqs_off+0x430/0x430
[ 268.192487][ T5501] ? kobject_add+0x230/0x230
[ 268.197156][ T5501] ? __init_swait_queue_head+0xa5/0x150
[ 268.202717][ T5501] gfs2_sys_fs_add+0x24f/0x4b0
[ 268.207475][ T5501] ? gfs2_recover_set+0x240/0x240
[ 268.212486][ T5501] ? snprintf+0xe5/0x140
[ 268.216885][ T5501] ? __free_pages+0x95/0x1a0
[ 268.221573][ T5501] ? vscnprintf+0x80/0x80
[ 268.225917][ T5501] gfs2_fill_super+0x120f/0x1f00
[ 268.230865][ T5501] ? gfs2_reconfigure+0xd30/0xd30
[ 268.235888][ T5501] ? sb_set_blocksize+0xa5/0xe0
[ 268.240727][ T5501] get_tree_bdev+0x3f1/0x610
[ 268.245306][ T5501] ? gfs2_reconfigure+0xd30/0xd30
[ 268.250312][ T5501] gfs2_get_tree+0x4d/0x1e0
[ 268.254887][ T5501] vfs_get_tree+0x88/0x270
[ 268.259378][ T5501] do_new_mount+0x24a/0xa40
[ 268.263890][ T5501] __se_sys_mount+0x2e3/0x3d0
[ 268.268554][ T5501] ? __x64_sys_mount+0xc0/0xc0
[ 268.273299][ T5501] ? lockdep_hardirqs_on+0x94/0x140
[ 268.278480][ T5501] ? __x64_sys_mount+0x1c/0xc0
[ 268.283230][ T5501] do_syscall_64+0x4c/0xa0
[ 268.287627][ T5501] ? clear_bhb_loop+0x30/0x80
[ 268.292324][ T5501] ? clear_bhb_loop+0x30/0x80
[ 268.296989][ T5501] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 268.302869][ T5501] RIP: 0033:0x7f3c75d0af4a
[ 268.307264][ T5501] 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
[ 268.326853][ T5501] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.335280][ T5501] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 268.343323][ T5501] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 268.351275][ T5501] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 268.359231][ T5501] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 268.367189][ T5501] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 268.375182][ T5501]
[ 268.378853][ T5501] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 268.392215][ T5501] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:15:02 executed programs: 212
[ 268.709421][ T5503] loop1: detected capacity change from 0 to 32768
[ 268.798837][ T5503] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.806335][ T5503] CPU: 0 PID: 5503 Comm: syz.1.227 Not tainted syzkaller #0
[ 268.813631][ T5503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 268.823693][ T5503] Call Trace:
[ 268.826990][ T5503]
[ 268.829952][ T5503] dump_stack_lvl+0x188/0x250
[ 268.834650][ T5503] ? show_regs_print_info+0x20/0x20
[ 268.839864][ T5503] ? load_image+0x400/0x400
[ 268.844384][ T5503] sysfs_create_dir_ns+0x26a/0x290
[ 268.849505][ T5503] ? sysfs_warn_dup+0xa0/0xa0
[ 268.854199][ T5503] ? do_raw_spin_unlock+0x11d/0x230
[ 268.859657][ T5503] kobject_add_internal+0x6e0/0xd90
[ 268.864847][ T5503] kobject_init_and_add+0x128/0x190
[ 268.870043][ T5503] ? lockdep_softirqs_off+0x430/0x430
[ 268.875411][ T5503] ? kobject_add+0x230/0x230
[ 268.879997][ T5503] ? __init_swait_queue_head+0xa5/0x150
[ 268.885537][ T5503] gfs2_sys_fs_add+0x24f/0x4b0
[ 268.890306][ T5503] ? gfs2_recover_set+0x240/0x240
[ 268.895315][ T5503] ? snprintf+0xe5/0x140
[ 268.899538][ T5503] ? __free_pages+0x95/0x1a0
[ 268.904108][ T5503] ? vscnprintf+0x80/0x80
[ 268.908420][ T5503] gfs2_fill_super+0x120f/0x1f00
[ 268.913346][ T5503] ? gfs2_reconfigure+0xd30/0xd30
[ 268.918370][ T5503] ? sb_set_blocksize+0xa5/0xe0
[ 268.923208][ T5503] get_tree_bdev+0x3f1/0x610
[ 268.927789][ T5503] ? gfs2_reconfigure+0xd30/0xd30
[ 268.932886][ T5503] gfs2_get_tree+0x4d/0x1e0
[ 268.937381][ T5503] vfs_get_tree+0x88/0x270
[ 268.941792][ T5503] do_new_mount+0x24a/0xa40
[ 268.946552][ T5503] __se_sys_mount+0x2e3/0x3d0
[ 268.951211][ T5503] ? __x64_sys_mount+0xc0/0xc0
[ 268.955956][ T5503] ? lockdep_hardirqs_on+0x94/0x140
[ 268.961131][ T5503] ? __x64_sys_mount+0x1c/0xc0
[ 268.965883][ T5503] do_syscall_64+0x4c/0xa0
[ 268.970297][ T5503] ? clear_bhb_loop+0x30/0x80
[ 268.974952][ T5503] ? clear_bhb_loop+0x30/0x80
[ 268.979617][ T5503] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 268.985495][ T5503] RIP: 0033:0x7f3c75d0af4a
[ 268.989895][ T5503] 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
[ 269.009748][ T5503] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.018190][ T5503] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 269.026165][ T5503] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 269.034123][ T5503] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 269.042085][ T5503] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 269.050043][ T5503] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 269.058011][ T5503]
[ 269.061690][ T5503] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.074938][ T5503] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 269.375977][ T5505] loop1: detected capacity change from 0 to 32768
[ 269.424174][ T5505] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 269.431650][ T5505] CPU: 0 PID: 5505 Comm: syz.1.228 Not tainted syzkaller #0
[ 269.438953][ T5505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 269.449022][ T5505] Call Trace:
[ 269.452312][ T5505]
[ 269.455245][ T5505] dump_stack_lvl+0x188/0x250
[ 269.459937][ T5505] ? show_regs_print_info+0x20/0x20
[ 269.465143][ T5505] ? load_image+0x400/0x400
[ 269.469686][ T5505] sysfs_create_dir_ns+0x26a/0x290
[ 269.474808][ T5505] ? sysfs_warn_dup+0xa0/0xa0
[ 269.479512][ T5505] ? do_raw_spin_unlock+0x11d/0x230
[ 269.484741][ T5505] kobject_add_internal+0x6e0/0xd90
[ 269.489956][ T5505] kobject_init_and_add+0x128/0x190
[ 269.495171][ T5505] ? lockdep_softirqs_off+0x430/0x430
[ 269.500557][ T5505] ? kobject_add+0x230/0x230
[ 269.505140][ T5505] ? __init_swait_queue_head+0xa5/0x150
[ 269.510696][ T5505] gfs2_sys_fs_add+0x24f/0x4b0
[ 269.515453][ T5505] ? gfs2_recover_set+0x240/0x240
[ 269.520465][ T5505] ? snprintf+0xe5/0x140
[ 269.524688][ T5505] ? __free_pages+0x95/0x1a0
[ 269.529259][ T5505] ? vscnprintf+0x80/0x80
[ 269.533574][ T5505] gfs2_fill_super+0x120f/0x1f00
[ 269.538504][ T5505] ? gfs2_reconfigure+0xd30/0xd30
[ 269.543659][ T5505] ? sb_set_blocksize+0xa5/0xe0
[ 269.548522][ T5505] get_tree_bdev+0x3f1/0x610
[ 269.553112][ T5505] ? gfs2_reconfigure+0xd30/0xd30
[ 269.558134][ T5505] gfs2_get_tree+0x4d/0x1e0
[ 269.562628][ T5505] vfs_get_tree+0x88/0x270
[ 269.567119][ T5505] do_new_mount+0x24a/0xa40
[ 269.571620][ T5505] __se_sys_mount+0x2e3/0x3d0
[ 269.576375][ T5505] ? __x64_sys_mount+0xc0/0xc0
[ 269.581136][ T5505] ? lockdep_hardirqs_on+0x94/0x140
[ 269.586332][ T5505] ? __x64_sys_mount+0x1c/0xc0
[ 269.591093][ T5505] do_syscall_64+0x4c/0xa0
[ 269.595522][ T5505] ? clear_bhb_loop+0x30/0x80
[ 269.600344][ T5505] ? clear_bhb_loop+0x30/0x80
[ 269.605026][ T5505] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 269.611085][ T5505] RIP: 0033:0x7f3c75d0af4a
[ 269.615498][ T5505] 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
[ 269.635094][ T5505] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.643775][ T5505] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 269.651915][ T5505] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 269.659879][ T5505] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 269.667865][ T5505] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 269.675822][ T5505] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 269.683788][ T5505]
[ 269.692960][ T5505] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.706489][ T5505] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 269.984981][ T5507] loop1: detected capacity change from 0 to 32768
[ 270.036002][ T5507] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.043410][ T5507] CPU: 1 PID: 5507 Comm: syz.1.229 Not tainted syzkaller #0
[ 270.050715][ T5507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 270.060786][ T5507] Call Trace:
[ 270.064076][ T5507]
[ 270.067010][ T5507] dump_stack_lvl+0x188/0x250
[ 270.071698][ T5507] ? show_regs_print_info+0x20/0x20
[ 270.076907][ T5507] ? load_image+0x400/0x400
[ 270.081433][ T5507] sysfs_create_dir_ns+0x26a/0x290
[ 270.086567][ T5507] ? sysfs_warn_dup+0xa0/0xa0
[ 270.091253][ T5507] ? do_raw_spin_unlock+0x11d/0x230
[ 270.096470][ T5507] kobject_add_internal+0x6e0/0xd90
[ 270.101686][ T5507] kobject_init_and_add+0x128/0x190
[ 270.106984][ T5507] ? lockdep_softirqs_off+0x430/0x430
[ 270.112558][ T5507] ? kobject_add+0x230/0x230
[ 270.117170][ T5507] ? __init_swait_queue_head+0xa5/0x150
[ 270.122935][ T5507] gfs2_sys_fs_add+0x24f/0x4b0
[ 270.127703][ T5507] ? gfs2_recover_set+0x240/0x240
[ 270.132725][ T5507] ? snprintf+0xe5/0x140
[ 270.136965][ T5507] ? __free_pages+0x95/0x1a0
[ 270.141547][ T5507] ? vscnprintf+0x80/0x80
[ 270.145880][ T5507] gfs2_fill_super+0x120f/0x1f00
[ 270.150823][ T5507] ? gfs2_reconfigure+0xd30/0xd30
[ 270.155899][ T5507] ? sb_set_blocksize+0xa5/0xe0
[ 270.160731][ T5507] get_tree_bdev+0x3f1/0x610
[ 270.165319][ T5507] ? gfs2_reconfigure+0xd30/0xd30
[ 270.170345][ T5507] gfs2_get_tree+0x4d/0x1e0
[ 270.174840][ T5507] vfs_get_tree+0x88/0x270
[ 270.179241][ T5507] do_new_mount+0x24a/0xa40
[ 270.183990][ T5507] __se_sys_mount+0x2e3/0x3d0
[ 270.188653][ T5507] ? __x64_sys_mount+0xc0/0xc0
[ 270.193408][ T5507] ? lockdep_hardirqs_on+0x94/0x140
[ 270.198589][ T5507] ? __x64_sys_mount+0x1c/0xc0
[ 270.203334][ T5507] do_syscall_64+0x4c/0xa0
[ 270.207731][ T5507] ? clear_bhb_loop+0x30/0x80
[ 270.212477][ T5507] ? clear_bhb_loop+0x30/0x80
[ 270.217143][ T5507] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 270.223018][ T5507] RIP: 0033:0x7f3c75d0af4a
[ 270.227428][ T5507] 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
[ 270.247024][ T5507] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.255426][ T5507] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 270.263384][ T5507] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 270.271341][ T5507] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 270.279305][ T5507] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 270.287527][ T5507] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 270.295513][ T5507]
[ 270.300329][ T5507] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 270.313631][ T5507] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 270.613077][ T5509] loop1: detected capacity change from 0 to 32768
[ 270.696992][ T5509] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.704416][ T5509] CPU: 0 PID: 5509 Comm: syz.1.230 Not tainted syzkaller #0
[ 270.711708][ T5509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 270.721770][ T5509] Call Trace:
[ 270.725063][ T5509]
[ 270.728018][ T5509] dump_stack_lvl+0x188/0x250
[ 270.732865][ T5509] ? show_regs_print_info+0x20/0x20
[ 270.738132][ T5509] ? load_image+0x400/0x400
[ 270.742946][ T5509] sysfs_create_dir_ns+0x26a/0x290
[ 270.748087][ T5509] ? sysfs_warn_dup+0xa0/0xa0
[ 270.752787][ T5509] ? do_raw_spin_unlock+0x11d/0x230
[ 270.758009][ T5509] kobject_add_internal+0x6e0/0xd90
[ 270.763228][ T5509] kobject_init_and_add+0x128/0x190
[ 270.768426][ T5509] ? lockdep_softirqs_off+0x430/0x430
[ 270.773796][ T5509] ? kobject_add+0x230/0x230
[ 270.778388][ T5509] ? __init_swait_queue_head+0xa5/0x150
[ 270.783929][ T5509] gfs2_sys_fs_add+0x24f/0x4b0
[ 270.788687][ T5509] ? gfs2_recover_set+0x240/0x240
[ 270.793700][ T5509] ? snprintf+0xe5/0x140
[ 270.798015][ T5509] ? __free_pages+0x95/0x1a0
[ 270.802609][ T5509] ? vscnprintf+0x80/0x80
[ 270.806937][ T5509] gfs2_fill_super+0x120f/0x1f00
[ 270.811916][ T5509] ? gfs2_reconfigure+0xd30/0xd30
[ 270.816951][ T5509] ? sb_set_blocksize+0xa5/0xe0
[ 270.821805][ T5509] get_tree_bdev+0x3f1/0x610
[ 270.826405][ T5509] ? gfs2_reconfigure+0xd30/0xd30
[ 270.831546][ T5509] gfs2_get_tree+0x4d/0x1e0
[ 270.836054][ T5509] vfs_get_tree+0x88/0x270
[ 270.840481][ T5509] do_new_mount+0x24a/0xa40
[ 270.844974][ T5509] __se_sys_mount+0x2e3/0x3d0
[ 270.849733][ T5509] ? __x64_sys_mount+0xc0/0xc0
[ 270.854578][ T5509] ? lockdep_hardirqs_on+0x94/0x140
[ 270.859773][ T5509] ? __x64_sys_mount+0x1c/0xc0
[ 270.864745][ T5509] do_syscall_64+0x4c/0xa0
[ 270.869283][ T5509] ? clear_bhb_loop+0x30/0x80
[ 270.873978][ T5509] ? clear_bhb_loop+0x30/0x80
[ 270.878674][ T5509] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 270.884576][ T5509] RIP: 0033:0x7f3c75d0af4a
[ 270.889004][ T5509] 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
[ 270.908618][ T5509] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.917170][ T5509] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 270.925258][ T5509] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 270.933255][ T5509] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 270.941578][ T5509] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 270.949567][ T5509] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 270.957562][ T5509]
[ 270.964872][ T5509] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 270.978781][ T5509] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 271.176014][ T27] INFO: task syz-executor:4846 blocked for more than 143 seconds.
[ 271.184158][ T27] Not tainted syzkaller #0
[ 271.190735][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 271.200081][ T27] task:syz-executor state:D stack:21904 pid: 4846 ppid: 1 flags:0x00004004
[ 271.209648][ T27] Call Trace:
[ 271.212953][ T27]
[ 271.216283][ T27] __schedule+0x11ef/0x43c0
[ 271.220823][ T27] ? lockdep_hardirqs_on+0x94/0x140
[ 271.226388][ T27] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 271.232308][ T27] ? _raw_spin_unlock+0x40/0x40
[ 271.237518][ T27] ? release_firmware_map_entry+0x190/0x190
[ 271.243443][ T27] ? __mod_timer+0x91e/0xd00
[ 271.249651][ T27] schedule+0x11b/0x1e0
[ 271.253844][ T27] schedule_timeout+0x184/0x2d0
[ 271.259084][ T27] ? console_conditional_schedule+0x40/0x40
[ 271.265322][ T27] ? update_process_times+0x200/0x200
[ 271.270725][ T27] ? prepare_to_wait_event+0x42c/0x460
[ 271.276594][ T27] gfs2_gl_hash_clear+0x1ab/0x2f0
[ 271.281645][ T27] ? thaw_glock+0x150/0x150
[ 271.286526][ T27] ? gfs2_jindex_free+0x3de/0x450
[ 271.291594][ T27] ? init_wait_entry+0xd0/0xd0
[ 271.297087][ T27] ? gfs2_setbit+0x5a0/0x5a0
[ 271.301724][ T27] gfs2_put_super+0x769/0x7d0
[ 271.306841][ T27] ? gfs2_evict_inode+0x1240/0x1240
[ 271.312070][ T27] generic_shutdown_super+0x130/0x300
[ 271.319922][ T27] kill_block_super+0x7c/0xe0
[ 271.324640][ T27] deactivate_locked_super+0x93/0xf0
[ 271.333923][ T27] cleanup_mnt+0x42d/0x4e0
[ 271.340695][ T27] ? lockdep_hardirqs_on+0x94/0x140
[ 271.346185][ T27] task_work_run+0x125/0x1a0
[ 271.350799][ T27] exit_to_user_mode_loop+0x10f/0x130
[ 271.359918][ T27] exit_to_user_mode_prepare+0xee/0x180
[ 271.366286][ T27] syscall_exit_to_user_mode+0x16/0x40
[ 271.371771][ T27] do_syscall_64+0x58/0xa0
[ 271.378592][ T27] ? clear_bhb_loop+0x30/0x80
[ 271.383300][ T27] ? clear_bhb_loop+0x30/0x80
[ 271.388459][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 271.394785][ T27] RIP: 0033:0x7f18d84eef17
[ 271.401666][ T27] RSP: 002b:00007ffeca642ec8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 271.410680][ T27] RAX: 0000000000000000 RBX: 00007f18d855771f RCX: 00007f18d84eef17
[ 271.421176][ T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffeca642f80
[ 271.422905][ T5511] loop1: detected capacity change from 0 to 32768
[ 271.429531][ T27] RBP: 00007ffeca642f80 R08: 00007ffeca643f80 R09: 00000000ffffffff
[ 271.443896][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeca644010
[ 271.452689][ T27] R13: 00007f18d855771f R14: 000000000001c276 R15: 00007ffeca644050
[ 271.461116][ T5511] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 271.468672][ T5511] CPU: 0 PID: 5511 Comm: syz.1.231 Not tainted syzkaller #0
[ 271.476067][ T5511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 271.486142][ T5511] Call Trace:
[ 271.489434][ T5511]
[ 271.492380][ T5511] dump_stack_lvl+0x188/0x250
[ 271.493418][ T27]
[ 271.497082][ T5511] ? show_regs_print_info+0x20/0x20
[ 271.497164][ T5511] ? load_image+0x400/0x400
[ 271.497190][ T5511] sysfs_create_dir_ns+0x26a/0x290
[ 271.497212][ T5511] ? sysfs_warn_dup+0xa0/0xa0
[ 271.497229][ T5511] ? do_raw_spin_unlock+0x11d/0x230
[ 271.497250][ T5511] kobject_add_internal+0x6e0/0xd90
[ 271.497275][ T5511] kobject_init_and_add+0x128/0x190
[ 271.497292][ T5511] ? lockdep_softirqs_off+0x430/0x430
[ 271.497315][ T5511] ? kobject_add+0x230/0x230
[ 271.497336][ T5511] ? __init_swait_queue_head+0xa5/0x150
[ 271.497361][ T5511] gfs2_sys_fs_add+0x24f/0x4b0
[ 271.497382][ T5511] ? gfs2_recover_set+0x240/0x240
[ 271.502792][ T27]
[ 271.502792][ T27] Showing all locks held in the system:
[ 271.505619][ T5511] ? snprintf+0xe5/0x140
[ 271.505649][ T5511] ? __free_pages+0x95/0x1a0
[ 271.505671][ T5511] ? vscnprintf+0x80/0x80
[ 271.505696][ T5511] gfs2_fill_super+0x120f/0x1f00
[ 271.510761][ T27] 1 lock held by khungtaskd/27:
[ 271.515423][ T5511] ? gfs2_reconfigure+0xd30/0xd30
[ 271.515469][ T5511] ? sb_set_blocksize+0xa5/0xe0
[ 271.520507][ T27] #0:
[ 271.525683][ T5511] get_tree_bdev+0x3f1/0x610
[ 271.525710][ T5511] ? gfs2_reconfigure+0xd30/0xd30
[ 271.525730][ T5511] gfs2_get_tree+0x4d/0x1e0
[ 271.525748][ T5511] vfs_get_tree+0x88/0x270
[ 271.525766][ T5511] do_new_mount+0x24a/0xa40
[ 271.525789][ T5511] __se_sys_mount+0x2e3/0x3d0
[ 271.525811][ T5511] ? __x64_sys_mount+0xc0/0xc0
[ 271.525831][ T5511] ? lockdep_hardirqs_on+0x94/0x140
[ 271.525850][ T5511] ? __x64_sys_mount+0x1c/0xc0
[ 271.525869][ T5511] do_syscall_64+0x4c/0xa0
[ 271.534882][ T27] ffffffff8c31f320
[ 271.536236][ T5511] ? clear_bhb_loop+0x30/0x80
[ 271.536262][ T5511] ? clear_bhb_loop+0x30/0x80
[ 271.536279][ T5511] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 271.536297][ T5511] RIP: 0033:0x7f3c75d0af4a
[ 271.542230][ T27] (
[ 271.546232][ T5511] 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
[ 271.546250][ T5511] RSP: 002b:00007f3c7536ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 271.546271][ T5511] RAX: ffffffffffffffda RBX: 00007f3c7536cee0 RCX: 00007f3c75d0af4a
[ 271.552046][ T27] rcu_read_lock
[ 271.556556][ T5511] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007f3c7536cea0
[ 271.556572][ T5511] RBP: 00002000000002c0 R08: 00007f3c7536cee0 R09: 0000000000008c9b
[ 271.556583][ T5511] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 271.556594][ T5511] R13: 00007f3c7536cea0 R14: 0000000000012760 R15: 0000200000000400
[ 271.561691][ T27] ){....}-{1:2}
[ 271.569395][ T5511]
[ 271.570712][ T5511] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.578070][ T27] , at: rcu_lock_acquire+0x0/0x30
[ 271.578441][ T5511] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 271.582596][ T27] 2 locks held by getty/3944:
[ 271.787106][ T27] #0: ffff88802c2e5098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 271.797061][ T27] #1: ffffc90002cf62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x5df/0x1a70
[ 271.808036][ T27] 2 locks held by kworker/u4:5/4298:
[ 271.813330][ T27] #0: ffff8880b913a358 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140
[ 271.823293][ T27] #1: ffff8880b9127888 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x499/0x7d0
[ 271.834844][ T27] 1 lock held by syz-executor/4846:
[ 271.840140][ T27] #0: ffff88807bbe80e0 (&type->s_umount_key#54){++++}-{3:3}, at: deactivate_super+0xa0/0xd0
[ 271.850489][ T27] 2 locks held by syz.1.231/5511:
[ 271.855564][ T27] #0: ffff8880202b4918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xf9/0x7d0
[ 271.864884][ T27] #1: ffff888020599468 (&lo->lo_mutex){+.+.}-{3:3}, at: lo_release+0x4d/0x1f0
[ 271.873961][ T27]
[ 271.876583][ T27] =============================================
[ 271.876583][ T27]
[ 271.885534][ T27] NMI backtrace for cpu 0
[ 271.889879][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 271.897057][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 271.907092][ T27] Call Trace:
[ 271.910353][ T27]
[ 271.913269][ T27] dump_stack_lvl+0x188/0x250
[ 271.917945][ T27] ? show_regs_print_info+0x20/0x20
[ 271.923207][ T27] ? load_image+0x400/0x400
[ 271.927686][ T27] ? tick_nohz_tick_stopped+0x7b/0xb0
[ 271.933040][ T27] ? nmi_cpu_backtrace+0x1b2/0x3d0
[ 271.938135][ T27] nmi_cpu_backtrace+0x3a2/0x3d0
[ 271.943062][ T27] ? nmi_trigger_cpumask_backtrace+0x280/0x280
[ 271.949230][ T27] ? _printk+0xda/0x130
[ 271.953377][ T27] ? load_image+0x400/0x400
[ 271.957859][ T27] ? load_image+0x400/0x400
[ 271.962344][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 271.968392][ T27] nmi_trigger_cpumask_backtrace+0x163/0x280
[ 271.974356][ T27] watchdog+0xe0f/0xe50
[ 271.978598][ T27] kthread+0x436/0x520
[ 271.982649][ T27] ? hungtask_pm_notify+0x40/0x40
[ 271.987648][ T27] ? kthread_blkcg+0xd0/0xd0
[ 271.992566][ T27] ret_from_fork+0x1f/0x30
[ 271.996979][ T27]
[ 272.000468][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 272.006016][ C1] NMI backtrace for cpu 1
[ 272.006028][ C1] CPU: 1 PID: 4285 Comm: kworker/u4:4 Not tainted syzkaller #0
[ 272.006046][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 272.006055][ C1] Workqueue: events_unbound cfg80211_wiphy_work
[ 272.006078][ C1] RIP: 0010:stack_depot_save+0x16a/0x440
[ 272.006100][ C1] Code: 14 b6 5a 12 41 89 ee 41 81 e6 ff ff 0f 00 4f 8b 7c f5 00 4d 85 ff 74 58 89 d9 eb 08 4d 8b 3f 4d 85 ff 74 4c 41 39 6f 08 75 f2 <41> 39 5f 0c 75 ec 31 f6 4c 8b 04 f7 4d 3b 44 f7 18 75 df 48 ff c6
[ 272.006114][ C1] RSP: 0018:ffffc9000309f040 EFLAGS: 00000246
[ 272.006127][ C1] RAX: 0000000000000000 RBX: 000000000000000e RCX: 000000000000000e
[ 272.006138][ C1] RDX: 0000000000000800 RSI: 00000000bd42df5a RDI: ffffc9000309f0a0
[ 272.006150][ C1] RBP: 00000000d15e65c8 R08: 00000000438887ad R09: 0000000000000001
[ 272.006160][ C1] R10: 00000000e14ef042 R11: 00000000b1b177b1 R12: 1ffff92000613e64
[ 272.006172][ C1] R13: ffff88823b000000 R14: 00000000000e65c8 R15: ffff888079c62690
[ 272.006184][ C1] FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
[ 272.006199][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 272.006211][ C1] CR2: 00007f6e88bbe000 CR3: 000000006989a000 CR4: 00000000003506e0
[ 272.006226][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 272.006236][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 272.006246][ C1] Call Trace:
[ 272.006251][ C1]
[ 272.006261][ C1] kasan_save_stack+0x4b/0x60
[ 272.006278][ C1] ? kasan_save_stack+0x35/0x60
[ 272.006293][ C1] ? kasan_record_aux_stack+0xb8/0x100
[ 272.006309][ C1] ? kvfree_call_rcu+0x105/0x7d0
[ 272.006377][ C1] ? cfg80211_update_known_bss+0x178/0xa20
[ 272.006404][ C1] ? cfg80211_bss_update+0x15f/0x2250
[ 272.006419][ C1] ? cfg80211_inform_bss_frame_data+0x89f/0x1fc0
[ 272.006435][ C1] ? ieee80211_bss_info_update+0x6be/0xa70
[ 272.006454][ C1] ? ieee80211_ibss_rx_queued_mgmt+0x1700/0x2ab0
[ 272.006472][ C1] ? ieee80211_iface_work+0x70e/0xc60
[ 272.006488][ C1] ? cfg80211_wiphy_work+0x221/0x260
[ 272.006504][ C1] ? process_one_work+0x85f/0x1010
[ 272.006522][ C1] ? worker_thread+0xaa6/0x1290
[ 272.006536][ C1] ? kthread+0x436/0x520
[ 272.006550][ C1] ? ret_from_fork+0x1f/0x30
[ 272.006587][ C1] kasan_record_aux_stack+0xb8/0x100
[ 272.006606][ C1] kvfree_call_rcu+0x105/0x7d0
[ 272.006625][ C1] ? call_rcu+0x950/0x950
[ 272.006640][ C1] ? do_raw_spin_lock+0x128/0x2f0
[ 272.006664][ C1] ? cmp_bss+0x27a/0xe00
[ 272.006683][ C1] cfg80211_update_known_bss+0x178/0xa20
[ 272.006703][ C1] cfg80211_bss_update+0x15f/0x2250
[ 272.006727][ C1] ? cfg80211_inform_bss_frame_data+0x6c0/0x1fc0
[ 272.006746][ C1] cfg80211_inform_bss_frame_data+0x89f/0x1fc0
[ 272.006771][ C1] ? verify_lock_unused+0x140/0x140
[ 272.006794][ C1] ? cfg80211_parse_mbssid_data+0x3160/0x3160
[ 272.006819][ C1] ? __lock_acquire+0x7d10/0x7d10
[ 272.006843][ C1] ieee80211_bss_info_update+0x6be/0xa70
[ 272.006865][ C1] ? ieee80211_rx_bss_put+0x60/0x60
[ 272.006888][ C1] ? ieee80211_mandatory_rates+0x1c8/0x230
[ 272.006908][ C1] ieee80211_ibss_rx_queued_mgmt+0x1700/0x2ab0
[ 272.006935][ C1] ? ieee80211_ibss_rx_no_sta+0x770/0x770
[ 272.006952][ C1] ? _raw_spin_unlock_irqrestore+0x82/0x120
[ 272.006970][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 272.006991][ C1] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 272.007006][ C1] ? _raw_spin_unlock+0x40/0x40
[ 272.007020][ C1] ? kcov_remote_start+0x6f/0x4a0
[ 272.007039][ C1] ? kcov_remote_start+0xea/0x4a0
[ 272.007056][ C1] ieee80211_iface_work+0x70e/0xc60
[ 272.007076][ C1] cfg80211_wiphy_work+0x221/0x260
[ 272.007096][ C1] process_one_work+0x85f/0x1010
[ 272.007119][ C1] ? worker_detach_from_pool+0x240/0x240
[ 272.007135][ C1] ? lockdep_hardirqs_off+0x70/0x100
[ 272.007152][ C1] ? _raw_spin_lock_irq+0xb7/0xf0
[ 272.007165][ C1] ? _raw_spin_lock_irqsave+0x100/0x100
[ 272.007178][ C1] ? wq_worker_running+0x97/0x170
[ 272.007193][ C1] worker_thread+0xaa6/0x1290
[ 272.007214][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 272.007231][ C1] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 272.007251][ C1] kthread+0x436/0x520
[ 272.007266][ C1] ? rcu_lock_release+0x20/0x20
[ 272.007280][ C1] ? kthread_blkcg+0xd0/0xd0
[ 272.007296][ C1] ret_from_fork+0x1f/0x30
[ 272.007319][ C1]
[ 272.008255][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 272.440784][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 272.447967][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 272.458019][ T27] Call Trace:
[ 272.461291][ T27]
[ 272.464209][ T27] dump_stack_lvl+0x188/0x250
[ 272.468960][ T27] ? show_regs_print_info+0x20/0x20
[ 272.474141][ T27] ? load_image+0x400/0x400
[ 272.478635][ T27] panic+0x2e5/0x810
[ 272.482518][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 272.488132][ T27] ? bpf_jit_dump+0xd0/0xd0
[ 272.493092][ T27] ? nmi_trigger_cpumask_backtrace+0x260/0x280
[ 272.499331][ T27] watchdog+0xe4e/0xe50
[ 272.503483][ T27] kthread+0x436/0x520
[ 272.507530][ T27] ? hungtask_pm_notify+0x40/0x40
[ 272.512537][ T27] ? kthread_blkcg+0xd0/0xd0
[ 272.517114][ T27] ret_from_fork+0x1f/0x30
[ 272.521721][ T27]
[ 272.525163][ T27] Kernel Offset: disabled
[ 272.530029][ T27] Rebooting in 86400 seconds..