3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 242.586876][ T6162] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.595416][ T6162] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 242.603405][ T6162] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 242.611385][ T6162] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 242.619471][ T6162] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 242.627473][ T6162] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 242.635570][ T6162]
[ 242.641346][ T6162] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 242.654521][ T6162] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.671733][ T6168] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.679529][ T6168] CPU: 0 PID: 6168 Comm: syz.0.259 Not tainted 5.15.180-syzkaller #0
[ 242.687624][ T6168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 242.697704][ T6168] Call Trace:
[ 242.701058][ T6168]
[ 242.704027][ T6168] dump_stack_lvl+0x1e3/0x2d0
[ 242.708728][ T6168] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 242.714379][ T6168] ? panic+0x860/0x860
[ 242.718467][ T6168] ? sysfs_create_dir_ns+0x282/0x390
[ 242.723776][ T6168] sysfs_create_dir_ns+0x2c6/0x390
[ 242.728913][ T6168] ? sysfs_warn_dup+0xa0/0xa0
[ 242.733607][ T6168] ? do_raw_spin_unlock+0x137/0x8b0
[ 242.738824][ T6168] ? kobject_set_name_vargs+0xca/0x110
[ 242.744309][ T6168] kobject_add_internal+0x6e0/0xe00
[ 242.749644][ T6168] kobject_init_and_add+0x120/0x190
[ 242.754863][ T6168] ? lockdep_softirqs_off+0x420/0x420
[ 242.760349][ T6168] ? widen_string+0x3a/0x310
[ 242.764959][ T6168] ? kobject_add+0x210/0x210
[ 242.769579][ T6168] ? __init_swait_queue_head+0xaa/0x140
[ 242.775154][ T6168] gfs2_sys_fs_add+0x237/0x4a0
[ 242.779996][ T6168] ? gfs2_recover_set+0x240/0x240
[ 242.785039][ T6168] ? snprintf+0xd6/0x120
[ 242.789393][ T6168] ? vscnprintf+0x80/0x80
[ 242.793744][ T6168] ? read_word_at_a_time+0xe/0x20
[ 242.796995][ T6170] loop3: detected capacity change from 0 to 32768
[ 242.798787][ T6168] ? strscpy+0x89/0x220
[ 242.809361][ T6168] gfs2_fill_super+0x1299/0x2750
[ 242.814344][ T6168] ? gfs2_reconfigure+0xcf0/0xcf0
[ 242.819395][ T6168] ? ptr_to_hashval+0x60/0x60
[ 242.824113][ T6168] ? up_write+0x19d/0x580
[ 242.828493][ T6168] ? set_blocksize+0x1ec/0x370
[ 242.833292][ T6168] get_tree_bdev+0x3fe/0x620
[ 242.837896][ T6168] ? gfs2_reconfigure+0xcf0/0xcf0
[ 242.842948][ T6168] gfs2_get_tree+0x50/0x210
[ 242.847471][ T6168] ? bpf_lsm_capable+0x5/0x10
[ 242.852167][ T6168] vfs_get_tree+0x88/0x270
[ 242.856607][ T6168] do_new_mount+0x2ba/0xb40
[ 242.861130][ T6168] ? do_move_mount_old+0x160/0x160
[ 242.866264][ T6168] ? user_path_at_empty+0x12b/0x180
[ 242.871482][ T6168] __se_sys_mount+0x2d5/0x3c0
[ 242.876217][ T6168] ? __x64_sys_mount+0xc0/0xc0
[ 242.880996][ T6168] ? syscall_enter_from_user_mode+0x2e/0x240
[ 242.887078][ T6168] ? lockdep_hardirqs_on+0x94/0x130
[ 242.892295][ T6168] ? __x64_sys_mount+0x1c/0xc0
[ 242.897076][ T6168] do_syscall_64+0x3b/0xb0
[ 242.901506][ T6168] ? clear_bhb_loop+0x15/0x70
[ 242.906210][ T6168] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 242.912296][ T6168] RIP: 0033:0x7f41cdd0190a
[ 242.916725][ T6168] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 242.936354][ T6168] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.945127][ T6168] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 242.953238][ T6168] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 242.961339][ T6168] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 242.969337][ T6168] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 242.977337][ T6168] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 242.985353][ T6168]
[ 242.990193][ T6168] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.004292][ T6168] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 243.058304][ T6170] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 243.066396][ T6170] CPU: 0 PID: 6170 Comm: syz.3.260 Not tainted 5.15.180-syzkaller #0
[ 243.074664][ T6170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 243.084736][ T6170] Call Trace:
[ 243.088026][ T6170]
[ 243.091023][ T6170] dump_stack_lvl+0x1e3/0x2d0
[ 243.095723][ T6170] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 243.101494][ T6170] ? panic+0x860/0x860
[ 243.105586][ T6170] ? sysfs_create_dir_ns+0x282/0x390
[ 243.110902][ T6170] sysfs_create_dir_ns+0x2c6/0x390
[ 243.116239][ T6170] ? sysfs_warn_dup+0xa0/0xa0
[ 243.120950][ T6170] ? do_raw_spin_unlock+0x137/0x8b0
[ 243.126218][ T6170] ? kobject_set_name_vargs+0xca/0x110
[ 243.131727][ T6170] kobject_add_internal+0x6e0/0xe00
[ 243.136967][ T6170] kobject_init_and_add+0x120/0x190
[ 243.142207][ T6170] ? lockdep_softirqs_off+0x420/0x420
[ 243.147613][ T6170] ? widen_string+0x3a/0x310
[ 243.152251][ T6170] ? kobject_add+0x210/0x210
[ 243.156877][ T6170] ? __init_swait_queue_head+0xaa/0x140
[ 243.162457][ T6170] gfs2_sys_fs_add+0x237/0x4a0
[ 243.167293][ T6170] ? gfs2_recover_set+0x240/0x240
[ 243.172701][ T6170] ? snprintf+0xd6/0x120
[ 243.176982][ T6170] ? vscnprintf+0x80/0x80
[ 243.181352][ T6170] ? read_word_at_a_time+0xe/0x20
[ 243.186403][ T6170] ? strscpy+0x89/0x220
[ 243.190593][ T6170] gfs2_fill_super+0x1299/0x2750
[ 243.195577][ T6170] ? gfs2_reconfigure+0xcf0/0xcf0
[ 243.200628][ T6170] ? ptr_to_hashval+0x60/0x60
[ 243.205355][ T6170] ? up_write+0x19d/0x580
[ 243.209735][ T6170] ? set_blocksize+0x1ec/0x370
[ 243.214532][ T6170] get_tree_bdev+0x3fe/0x620
[ 243.219182][ T6170] ? gfs2_reconfigure+0xcf0/0xcf0
[ 243.224240][ T6170] gfs2_get_tree+0x50/0x210
[ 243.228763][ T6170] ? bpf_lsm_capable+0x5/0x10
[ 243.233470][ T6170] vfs_get_tree+0x88/0x270
[ 243.237919][ T6170] do_new_mount+0x2ba/0xb40
[ 243.242567][ T6170] ? do_move_mount_old+0x160/0x160
[ 243.247826][ T6170] ? user_path_at_empty+0x12b/0x180
[ 243.253140][ T6170] __se_sys_mount+0x2d5/0x3c0
[ 243.257848][ T6170] ? __x64_sys_mount+0xc0/0xc0
[ 243.262629][ T6170] ? syscall_enter_from_user_mode+0x2e/0x240
[ 243.268626][ T6170] ? lockdep_hardirqs_on+0x94/0x130
[ 243.273848][ T6170] ? __x64_sys_mount+0x1c/0xc0
[ 243.278629][ T6170] do_syscall_64+0x3b/0xb0
[ 243.283061][ T6170] ? clear_bhb_loop+0x15/0x70
[ 243.287926][ T6170] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 243.293838][ T6170] RIP: 0033:0x7f554b70590a
[ 243.293946][ T6172] loop4: detected capacity change from 0 to 32768
[ 243.298299][ T6170] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 243.298321][ T6170] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.298347][ T6170] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 243.298364][ T6170] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 243.298380][ T6170] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 243.298396][ T6170] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 243.298411][ T6170] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 243.298442][ T6170]
[ 243.299657][ T6170] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.390556][ T6170] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 243.582569][ T6172] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 243.590027][ T6172] CPU: 1 PID: 6172 Comm: syz.4.261 Not tainted 5.15.180-syzkaller #0
[ 243.598335][ T6172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 243.608454][ T6172] Call Trace:
[ 243.611753][ T6172]
[ 243.614702][ T6172] dump_stack_lvl+0x1e3/0x2d0
[ 243.619413][ T6172] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 243.625258][ T6172] ? panic+0x860/0x860
[ 243.629353][ T6172] ? sysfs_create_dir_ns+0x282/0x390
[ 243.634758][ T6172] sysfs_create_dir_ns+0x2c6/0x390
[ 243.639983][ T6172] ? sysfs_warn_dup+0xa0/0xa0
[ 243.644693][ T6172] ? do_raw_spin_unlock+0x137/0x8b0
[ 243.649922][ T6172] ? kobject_set_name_vargs+0xca/0x110
[ 243.655454][ T6172] kobject_add_internal+0x6e0/0xe00
[ 243.660686][ T6172] kobject_init_and_add+0x120/0x190
[ 243.665995][ T6172] ? lockdep_softirqs_off+0x420/0x420
[ 243.671406][ T6172] ? widen_string+0x3a/0x310
[ 243.676056][ T6172] ? kobject_add+0x210/0x210
[ 243.680682][ T6172] ? __init_swait_queue_head+0xaa/0x140
[ 243.686255][ T6172] gfs2_sys_fs_add+0x237/0x4a0
[ 243.691056][ T6172] ? gfs2_recover_set+0x240/0x240
[ 243.696116][ T6172] ? snprintf+0xd6/0x120
[ 243.700387][ T6172] ? vscnprintf+0x80/0x80
[ 243.704744][ T6172] ? read_word_at_a_time+0xe/0x20
[ 243.709792][ T6172] ? strscpy+0x89/0x220
[ 243.713977][ T6172] gfs2_fill_super+0x1299/0x2750
[ 243.718953][ T6172] ? gfs2_reconfigure+0xcf0/0xcf0
[ 243.723988][ T6172] ? ptr_to_hashval+0x60/0x60
[ 243.728680][ T6172] ? up_write+0x19d/0x580
[ 243.733043][ T6172] ? set_blocksize+0x1ec/0x370
[ 243.737859][ T6172] get_tree_bdev+0x3fe/0x620
[ 243.742462][ T6172] ? gfs2_reconfigure+0xcf0/0xcf0
[ 243.747499][ T6172] gfs2_get_tree+0x50/0x210
[ 243.752018][ T6172] ? bpf_lsm_capable+0x5/0x10
[ 243.756730][ T6172] vfs_get_tree+0x88/0x270
[ 243.761168][ T6172] do_new_mount+0x2ba/0xb40
[ 243.765696][ T6172] ? do_move_mount_old+0x160/0x160
[ 243.770952][ T6172] ? user_path_at_empty+0x12b/0x180
[ 243.776260][ T6172] __se_sys_mount+0x2d5/0x3c0
[ 243.780961][ T6172] ? __x64_sys_mount+0xc0/0xc0
[ 243.785787][ T6172] ? syscall_enter_from_user_mode+0x2e/0x240
[ 243.791896][ T6172] ? lockdep_hardirqs_on+0x94/0x130
[ 243.797125][ T6172] ? __x64_sys_mount+0x1c/0xc0
[ 243.801915][ T6172] do_syscall_64+0x3b/0xb0
[ 243.806353][ T6172] ? clear_bhb_loop+0x15/0x70
[ 243.811050][ T6172] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 243.816995][ T6172] RIP: 0033:0x7f93679ff90a
[ 243.821448][ T6172] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 243.841164][ T6172] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.849702][ T6172] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 243.857711][ T6172] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 243.865713][ T6172] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 243.873702][ T6172] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 243.881782][ T6172] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 243.889773][ T6172]
[ 243.893776][ T6172] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.906963][ T6172] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.107991][ T6174] loop1: detected capacity change from 0 to 32768
[ 244.221730][ T6177] loop5: detected capacity change from 0 to 32768
[ 244.329521][ T6178] loop0: detected capacity change from 0 to 32768
[ 244.369319][ T6177] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.369354][ T6174] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.376958][ T6177] CPU: 0 PID: 6177 Comm: syz.5.263 Not tainted 5.15.180-syzkaller #0
[ 244.392413][ T6177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 244.402482][ T6177] Call Trace:
[ 244.405766][ T6177]
[ 244.408703][ T6177] dump_stack_lvl+0x1e3/0x2d0
[ 244.413422][ T6177] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 244.419068][ T6177] ? panic+0x860/0x860
[ 244.423582][ T6177] ? sysfs_create_dir_ns+0x282/0x390
[ 244.428893][ T6177] sysfs_create_dir_ns+0x2c6/0x390
[ 244.434016][ T6177] ? sysfs_warn_dup+0xa0/0xa0
[ 244.438706][ T6177] ? do_raw_spin_unlock+0x137/0x8b0
[ 244.443907][ T6177] ? kobject_set_name_vargs+0xca/0x110
[ 244.449373][ T6177] kobject_add_internal+0x6e0/0xe00
[ 244.454590][ T6177] kobject_init_and_add+0x120/0x190
[ 244.459796][ T6177] ? lockdep_softirqs_off+0x420/0x420
[ 244.465169][ T6177] ? widen_string+0x3a/0x310
[ 244.469775][ T6177] ? kobject_add+0x210/0x210
[ 244.474388][ T6177] ? __init_swait_queue_head+0xaa/0x140
[ 244.479975][ T6177] gfs2_sys_fs_add+0x237/0x4a0
[ 244.484750][ T6177] ? gfs2_recover_set+0x240/0x240
[ 244.489861][ T6177] ? snprintf+0xd6/0x120
[ 244.494287][ T6177] ? vscnprintf+0x80/0x80
[ 244.498626][ T6177] ? read_word_at_a_time+0xe/0x20
[ 244.503653][ T6177] ? strscpy+0x89/0x220
[ 244.507845][ T6177] gfs2_fill_super+0x1299/0x2750
[ 244.512920][ T6177] ? gfs2_reconfigure+0xcf0/0xcf0
[ 244.518036][ T6177] ? ptr_to_hashval+0x60/0x60
[ 244.522824][ T6177] ? up_write+0x19d/0x580
[ 244.527454][ T6177] ? set_blocksize+0x1ec/0x370
[ 244.532242][ T6177] get_tree_bdev+0x3fe/0x620
[ 244.536849][ T6177] ? gfs2_reconfigure+0xcf0/0xcf0
[ 244.541902][ T6177] gfs2_get_tree+0x50/0x210
[ 244.546437][ T6177] ? bpf_lsm_capable+0x5/0x10
[ 244.551150][ T6177] vfs_get_tree+0x88/0x270
[ 244.555778][ T6177] do_new_mount+0x2ba/0xb40
[ 244.560293][ T6177] ? do_move_mount_old+0x160/0x160
[ 244.565411][ T6177] ? user_path_at_empty+0x12b/0x180
[ 244.570615][ T6177] __se_sys_mount+0x2d5/0x3c0
[ 244.575304][ T6177] ? __x64_sys_mount+0xc0/0xc0
[ 244.580082][ T6177] ? syscall_enter_from_user_mode+0x2e/0x240
[ 244.586068][ T6177] ? lockdep_hardirqs_on+0x94/0x130
[ 244.591360][ T6177] ? __x64_sys_mount+0x1c/0xc0
[ 244.596127][ T6177] do_syscall_64+0x3b/0xb0
[ 244.600544][ T6177] ? clear_bhb_loop+0x15/0x70
[ 244.605412][ T6177] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 244.611307][ T6177] RIP: 0033:0x7f7c06b8090a
[ 244.615735][ T6177] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 244.635450][ T6177] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.643879][ T6177] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 244.651977][ T6177] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 244.660038][ T6177] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 244.668013][ T6177] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 244.676147][ T6177] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 244.684143][ T6177]
[ 244.687187][ T6174] CPU: 1 PID: 6174 Comm: syz.1.262 Not tainted 5.15.180-syzkaller #0
[ 244.688410][ T6177] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.695374][ T6174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 244.695389][ T6174] Call Trace:
[ 244.695398][ T6174]
[ 244.695407][ T6174] dump_stack_lvl+0x1e3/0x2d0
[ 244.708837][ T6177] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.718822][ T6174] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 244.718861][ T6174] ? panic+0x860/0x860
[ 244.722446][ T6178] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.725058][ T6174] ? sysfs_create_dir_ns+0x282/0x390
[ 244.725093][ T6174] sysfs_create_dir_ns+0x2c6/0x390
[ 244.725121][ T6174] ? sysfs_warn_dup+0xa0/0xa0
[ 244.768564][ T6174] ? do_raw_spin_unlock+0x137/0x8b0
[ 244.773964][ T6174] ? kobject_set_name_vargs+0xca/0x110
[ 244.779447][ T6174] kobject_add_internal+0x6e0/0xe00
[ 244.784655][ T6174] kobject_init_and_add+0x120/0x190
[ 244.789879][ T6174] ? lockdep_softirqs_off+0x420/0x420
[ 244.795251][ T6174] ? widen_string+0x3a/0x310
[ 244.799857][ T6174] ? kobject_add+0x210/0x210
[ 244.804454][ T6174] ? __init_swait_queue_head+0xaa/0x140
[ 244.810371][ T6174] gfs2_sys_fs_add+0x237/0x4a0
[ 244.815238][ T6174] ? gfs2_recover_set+0x240/0x240
[ 244.820290][ T6174] ? snprintf+0xd6/0x120
[ 244.824544][ T6174] ? vscnprintf+0x80/0x80
[ 244.828881][ T6174] ? read_word_at_a_time+0xe/0x20
[ 244.833909][ T6174] ? strscpy+0x89/0x220
[ 244.838080][ T6174] gfs2_fill_super+0x1299/0x2750
[ 244.843131][ T6174] ? gfs2_reconfigure+0xcf0/0xcf0
[ 244.848157][ T6174] ? ptr_to_hashval+0x60/0x60
[ 244.852842][ T6174] ? up_write+0x19d/0x580
[ 244.857203][ T6174] ? set_blocksize+0x1ec/0x370
[ 244.861996][ T6174] get_tree_bdev+0x3fe/0x620
[ 244.866587][ T6174] ? gfs2_reconfigure+0xcf0/0xcf0
[ 244.871620][ T6174] gfs2_get_tree+0x50/0x210
[ 244.876121][ T6174] ? bpf_lsm_capable+0x5/0x10
[ 244.880819][ T6174] vfs_get_tree+0x88/0x270
[ 244.885416][ T6174] do_new_mount+0x2ba/0xb40
[ 244.889927][ T6174] ? do_move_mount_old+0x160/0x160
[ 244.895141][ T6174] ? user_path_at_empty+0x12b/0x180
[ 244.900362][ T6174] __se_sys_mount+0x2d5/0x3c0
[ 244.905159][ T6174] ? __x64_sys_mount+0xc0/0xc0
[ 244.909950][ T6174] ? syscall_enter_from_user_mode+0x2e/0x240
[ 244.916080][ T6174] ? lockdep_hardirqs_on+0x94/0x130
[ 244.921317][ T6174] ? __x64_sys_mount+0x1c/0xc0
[ 244.926122][ T6174] do_syscall_64+0x3b/0xb0
[ 244.930572][ T6174] ? clear_bhb_loop+0x15/0x70
[ 244.935364][ T6174] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 244.941290][ T6174] RIP: 0033:0x7f2cfa9de90a
[ 244.945738][ T6174] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 244.965465][ T6174] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.973910][ T6174] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 244.981899][ T6174] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 244.989899][ T6174] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 244.997872][ T6174] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 245.005850][ T6174] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 245.013863][ T6174]
[ 245.016966][ T6178] CPU: 0 PID: 6178 Comm: syz.0.264 Not tainted 5.15.180-syzkaller #0
[ 245.017904][ T6174] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.025139][ T6178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 245.025155][ T6178] Call Trace:
[ 245.025163][ T6178]
[ 245.025172][ T6178] dump_stack_lvl+0x1e3/0x2d0
[ 245.025203][ T6178] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 245.025228][ T6178] ? panic+0x860/0x860
[ 245.025254][ T6178] ? sysfs_create_dir_ns+0x282/0x390
[ 245.025286][ T6178] sysfs_create_dir_ns+0x2c6/0x390
[ 245.025313][ T6178] ? sysfs_warn_dup+0xa0/0xa0
[ 245.025337][ T6178] ? do_raw_spin_unlock+0x137/0x8b0
[ 245.025363][ T6178] ? kobject_set_name_vargs+0xca/0x110
[ 245.025391][ T6178] kobject_add_internal+0x6e0/0xe00
[ 245.025422][ T6178] kobject_init_and_add+0x120/0x190
[ 245.025444][ T6178] ? lockdep_softirqs_off+0x420/0x420
[ 245.025465][ T6178] ? widen_string+0x3a/0x310
[ 245.025492][ T6178] ? kobject_add+0x210/0x210
[ 245.025520][ T6178] ? __init_swait_queue_head+0xaa/0x140
[ 245.025548][ T6178] gfs2_sys_fs_add+0x237/0x4a0
[ 245.025574][ T6178] ? gfs2_recover_set+0x240/0x240
[ 245.025598][ T6178] ? snprintf+0xd6/0x120
[ 245.025628][ T6178] ? vscnprintf+0x80/0x80
[ 245.025656][ T6178] ? read_word_at_a_time+0xe/0x20
[ 245.038964][ T6174] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.049080][ T6178] ? strscpy+0x89/0x220
[ 245.049113][ T6178] gfs2_fill_super+0x1299/0x2750
[ 245.165509][ T6178] ? gfs2_reconfigure+0xcf0/0xcf0
[ 245.170577][ T6178] ? ptr_to_hashval+0x60/0x60
[ 245.175261][ T6178] ? up_write+0x19d/0x580
[ 245.179603][ T6178] ? set_blocksize+0x1ec/0x370
[ 245.184376][ T6178] get_tree_bdev+0x3fe/0x620
[ 245.188975][ T6178] ? gfs2_reconfigure+0xcf0/0xcf0
[ 245.193993][ T6178] gfs2_get_tree+0x50/0x210
[ 245.198491][ T6178] ? bpf_lsm_capable+0x5/0x10
[ 245.203190][ T6178] vfs_get_tree+0x88/0x270
[ 245.207717][ T6178] do_new_mount+0x2ba/0xb40
[ 245.212216][ T6178] ? do_move_mount_old+0x160/0x160
[ 245.217350][ T6178] ? user_path_at_empty+0x12b/0x180
[ 245.222549][ T6178] __se_sys_mount+0x2d5/0x3c0
[ 245.227228][ T6178] ? __x64_sys_mount+0xc0/0xc0
[ 245.231990][ T6178] ? syscall_enter_from_user_mode+0x2e/0x240
[ 245.237962][ T6178] ? lockdep_hardirqs_on+0x94/0x130
[ 245.243157][ T6178] ? __x64_sys_mount+0x1c/0xc0
[ 245.247941][ T6178] do_syscall_64+0x3b/0xb0
[ 245.252362][ T6178] ? clear_bhb_loop+0x15/0x70
[ 245.257062][ T6178] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 245.262947][ T6178] RIP: 0033:0x7f41cdd0190a
[ 245.267353][ T6178] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 245.287064][ T6178] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.295477][ T6178] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 245.303532][ T6178] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 245.311585][ T6178] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 245.319553][ T6178] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 245.327528][ T6178] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 245.335777][ T6178]
[ 245.340165][ T6178] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.354430][ T6178] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.641773][ T6180] loop3: detected capacity change from 0 to 32768
2025/04/13 18:19:22 executed programs: 260
[ 245.857715][ T6182] loop4: detected capacity change from 0 to 32768
[ 246.185331][ T6184] loop5: detected capacity change from 0 to 32768
[ 246.199880][ T6182] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.207572][ T6182] CPU: 0 PID: 6182 Comm: syz.4.266 Not tainted 5.15.180-syzkaller #0
[ 246.215755][ T6182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 246.226098][ T6182] Call Trace:
[ 246.229395][ T6182]
[ 246.232346][ T6182] dump_stack_lvl+0x1e3/0x2d0
[ 246.237058][ T6182] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 246.242719][ T6182] ? panic+0x860/0x860
[ 246.246834][ T6182] ? sysfs_create_dir_ns+0x282/0x390
[ 246.252141][ T6182] sysfs_create_dir_ns+0x2c6/0x390
[ 246.257280][ T6182] ? sysfs_warn_dup+0xa0/0xa0
[ 246.262084][ T6182] ? do_raw_spin_unlock+0x137/0x8b0
[ 246.267314][ T6182] ? kobject_set_name_vargs+0xca/0x110
[ 246.272922][ T6182] kobject_add_internal+0x6e0/0xe00
[ 246.278164][ T6182] kobject_init_and_add+0x120/0x190
[ 246.283492][ T6182] ? lockdep_softirqs_off+0x420/0x420
[ 246.288984][ T6182] ? widen_string+0x3a/0x310
[ 246.293615][ T6182] ? kobject_add+0x210/0x210
[ 246.298239][ T6182] ? __init_swait_queue_head+0xaa/0x140
[ 246.303814][ T6182] gfs2_sys_fs_add+0x237/0x4a0
[ 246.308607][ T6182] ? gfs2_recover_set+0x240/0x240
[ 246.313777][ T6182] ? snprintf+0xd6/0x120
[ 246.318054][ T6182] ? vscnprintf+0x80/0x80
[ 246.322419][ T6182] ? read_word_at_a_time+0xe/0x20
[ 246.327557][ T6182] ? strscpy+0x89/0x220
[ 246.331743][ T6182] gfs2_fill_super+0x1299/0x2750
[ 246.336734][ T6182] ? gfs2_reconfigure+0xcf0/0xcf0
[ 246.341783][ T6182] ? ptr_to_hashval+0x60/0x60
[ 246.346490][ T6182] ? up_write+0x19d/0x580
[ 246.350861][ T6182] ? set_blocksize+0x1ec/0x370
[ 246.355680][ T6182] get_tree_bdev+0x3fe/0x620
[ 246.360298][ T6182] ? gfs2_reconfigure+0xcf0/0xcf0
[ 246.365343][ T6182] gfs2_get_tree+0x50/0x210
[ 246.369897][ T6182] ? bpf_lsm_capable+0x5/0x10
[ 246.374616][ T6182] vfs_get_tree+0x88/0x270
[ 246.379065][ T6182] do_new_mount+0x2ba/0xb40
[ 246.383590][ T6182] ? do_move_mount_old+0x160/0x160
[ 246.388758][ T6182] ? user_path_at_empty+0x12b/0x180
[ 246.393990][ T6182] __se_sys_mount+0x2d5/0x3c0
[ 246.398693][ T6182] ? __x64_sys_mount+0xc0/0xc0
[ 246.403565][ T6182] ? syscall_enter_from_user_mode+0x2e/0x240
[ 246.409736][ T6182] ? lockdep_hardirqs_on+0x94/0x130
[ 246.414961][ T6182] ? __x64_sys_mount+0x1c/0xc0
[ 246.419831][ T6182] do_syscall_64+0x3b/0xb0
[ 246.424355][ T6182] ? clear_bhb_loop+0x15/0x70
[ 246.429080][ T6182] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 246.434997][ T6182] RIP: 0033:0x7f93679ff90a
[ 246.439425][ T6182] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 246.442638][ T6187] loop0: detected capacity change from 0 to 32768
[ 246.459038][ T6182] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.459067][ T6182] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 246.459084][ T6182] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 246.490030][ T6182] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 246.498030][ T6182] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 246.506038][ T6182] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 246.514055][ T6182]
[ 246.518532][ T6182] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.531840][ T6182] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.581368][ T6180] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.589227][ T6180] CPU: 0 PID: 6180 Comm: syz.3.265 Not tainted 5.15.180-syzkaller #0
[ 246.597423][ T6180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 246.607573][ T6180] Call Trace:
[ 246.610867][ T6180]
[ 246.613807][ T6180] dump_stack_lvl+0x1e3/0x2d0
[ 246.618613][ T6180] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 246.624263][ T6180] ? panic+0x860/0x860
[ 246.628443][ T6180] ? sysfs_create_dir_ns+0x282/0x390
[ 246.633771][ T6180] sysfs_create_dir_ns+0x2c6/0x390
[ 246.639001][ T6180] ? sysfs_warn_dup+0xa0/0xa0
[ 246.643704][ T6180] ? do_raw_spin_unlock+0x137/0x8b0
[ 246.648937][ T6180] ? kobject_set_name_vargs+0xca/0x110
[ 246.654527][ T6180] kobject_add_internal+0x6e0/0xe00
[ 246.659878][ T6180] kobject_init_and_add+0x120/0x190
[ 246.665103][ T6180] ? lockdep_softirqs_off+0x420/0x420
[ 246.670500][ T6180] ? widen_string+0x3a/0x310
[ 246.675125][ T6180] ? kobject_add+0x210/0x210
[ 246.679763][ T6180] ? __init_swait_queue_head+0xaa/0x140
[ 246.685361][ T6180] gfs2_sys_fs_add+0x237/0x4a0
[ 246.690158][ T6180] ? gfs2_recover_set+0x240/0x240
[ 246.695257][ T6180] ? snprintf+0xd6/0x120
[ 246.699617][ T6180] ? vscnprintf+0x80/0x80
[ 246.703975][ T6180] ? read_word_at_a_time+0xe/0x20
[ 246.709116][ T6180] ? strscpy+0x89/0x220
[ 246.713298][ T6180] gfs2_fill_super+0x1299/0x2750
[ 246.718383][ T6180] ? gfs2_reconfigure+0xcf0/0xcf0
[ 246.723449][ T6180] ? ptr_to_hashval+0x60/0x60
[ 246.728190][ T6180] ? up_write+0x19d/0x580
[ 246.732738][ T6180] ? set_blocksize+0x1ec/0x370
[ 246.737564][ T6180] get_tree_bdev+0x3fe/0x620
[ 246.742307][ T6180] ? gfs2_reconfigure+0xcf0/0xcf0
[ 246.747364][ T6180] gfs2_get_tree+0x50/0x210
[ 246.752023][ T6180] ? bpf_lsm_capable+0x5/0x10
[ 246.756723][ T6180] vfs_get_tree+0x88/0x270
[ 246.761511][ T6180] do_new_mount+0x2ba/0xb40
[ 246.766040][ T6180] ? do_move_mount_old+0x160/0x160
[ 246.771177][ T6180] ? user_path_at_empty+0x12b/0x180
[ 246.776501][ T6180] __se_sys_mount+0x2d5/0x3c0
[ 246.781302][ T6180] ? __x64_sys_mount+0xc0/0xc0
[ 246.786093][ T6180] ? syscall_enter_from_user_mode+0x2e/0x240
[ 246.792092][ T6180] ? lockdep_hardirqs_on+0x94/0x130
[ 246.797316][ T6180] ? __x64_sys_mount+0x1c/0xc0
[ 246.802136][ T6180] do_syscall_64+0x3b/0xb0
[ 246.806571][ T6180] ? clear_bhb_loop+0x15/0x70
[ 246.811440][ T6180] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 246.813808][ T6188] loop1: detected capacity change from 0 to 32768
[ 246.817354][ T6180] RIP: 0033:0x7f554b70590a
[ 246.817384][ T6180] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 246.848010][ T6180] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.851774][ T6187] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.856539][ T6180] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 246.856560][ T6180] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 246.856576][ T6180] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 246.856592][ T6180] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 246.895887][ T6180] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 246.903978][ T6180]
[ 246.907014][ T6187] CPU: 1 PID: 6187 Comm: syz.0.269 Not tainted 5.15.180-syzkaller #0
[ 246.908697][ T6180] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.915208][ T6187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 246.915224][ T6187] Call Trace:
[ 246.915233][ T6187]
[ 246.915242][ T6187] dump_stack_lvl+0x1e3/0x2d0
[ 246.915277][ T6187] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 246.915302][ T6187] ? panic+0x860/0x860
[ 246.915329][ T6187] ? sysfs_create_dir_ns+0x282/0x390
[ 246.928564][ T6180] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.938646][ T6187] sysfs_create_dir_ns+0x2c6/0x390
[ 246.938680][ T6187] ? sysfs_warn_dup+0xa0/0xa0
[ 246.951473][ T6184] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.955459][ T6187] ? do_raw_spin_unlock+0x137/0x8b0
[ 246.955494][ T6187] ? kobject_set_name_vargs+0xca/0x110
[ 246.955520][ T6187] kobject_add_internal+0x6e0/0xe00
[ 247.004493][ T6187] kobject_init_and_add+0x120/0x190
[ 247.009701][ T6187] ? lockdep_softirqs_off+0x420/0x420
[ 247.015074][ T6187] ? widen_string+0x3a/0x310
[ 247.019694][ T6187] ? kobject_add+0x210/0x210
[ 247.024294][ T6187] ? __init_swait_queue_head+0xaa/0x140
[ 247.029855][ T6187] gfs2_sys_fs_add+0x237/0x4a0
[ 247.034625][ T6187] ? gfs2_recover_set+0x240/0x240
[ 247.039658][ T6187] ? snprintf+0xd6/0x120
[ 247.043911][ T6187] ? vscnprintf+0x80/0x80
[ 247.048266][ T6187] ? read_word_at_a_time+0xe/0x20
[ 247.053290][ T6187] ? strscpy+0x89/0x220
[ 247.057456][ T6187] gfs2_fill_super+0x1299/0x2750
[ 247.062501][ T6187] ? gfs2_reconfigure+0xcf0/0xcf0
[ 247.067536][ T6187] ? ptr_to_hashval+0x60/0x60
[ 247.072334][ T6187] ? up_write+0x19d/0x580
[ 247.076686][ T6187] ? set_blocksize+0x1ec/0x370
[ 247.081468][ T6187] get_tree_bdev+0x3fe/0x620
[ 247.086061][ T6187] ? gfs2_reconfigure+0xcf0/0xcf0
[ 247.091100][ T6187] gfs2_get_tree+0x50/0x210
[ 247.095609][ T6187] ? bpf_lsm_capable+0x5/0x10
[ 247.100300][ T6187] vfs_get_tree+0x88/0x270
[ 247.104731][ T6187] do_new_mount+0x2ba/0xb40
[ 247.109239][ T6187] ? do_move_mount_old+0x160/0x160
[ 247.114360][ T6187] ? user_path_at_empty+0x12b/0x180
[ 247.119563][ T6187] __se_sys_mount+0x2d5/0x3c0
[ 247.124245][ T6187] ? __x64_sys_mount+0xc0/0xc0
[ 247.129134][ T6187] ? syscall_enter_from_user_mode+0x2e/0x240
[ 247.135124][ T6187] ? lockdep_hardirqs_on+0x94/0x130
[ 247.140332][ T6187] ? __x64_sys_mount+0x1c/0xc0
[ 247.145098][ T6187] do_syscall_64+0x3b/0xb0
[ 247.149515][ T6187] ? clear_bhb_loop+0x15/0x70
[ 247.154318][ T6187] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 247.160317][ T6187] RIP: 0033:0x7f41cdd0190a
[ 247.164753][ T6187] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 247.184638][ T6187] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.193065][ T6187] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 247.201043][ T6187] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 247.209016][ T6187] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 247.217007][ T6187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 247.224983][ T6187] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 247.233083][ T6187]
[ 247.236125][ T6184] CPU: 0 PID: 6184 Comm: syz.5.267 Not tainted 5.15.180-syzkaller #0
[ 247.237688][ T6187] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.244427][ T6184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 247.244450][ T6184] Call Trace:
[ 247.244459][ T6184]
[ 247.244469][ T6184] dump_stack_lvl+0x1e3/0x2d0
[ 247.257639][ T6187] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 247.267663][ T6184] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 247.267695][ T6184] ? panic+0x860/0x860
[ 247.288348][ T6188] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 247.290824][ T6184] ? sysfs_create_dir_ns+0x282/0x390
[ 247.307574][ T6184] sysfs_create_dir_ns+0x2c6/0x390
[ 247.312708][ T6184] ? sysfs_warn_dup+0xa0/0xa0
[ 247.317415][ T6184] ? do_raw_spin_unlock+0x137/0x8b0
[ 247.322642][ T6184] ? kobject_set_name_vargs+0xca/0x110
[ 247.328110][ T6184] kobject_add_internal+0x6e0/0xe00
[ 247.333318][ T6184] kobject_init_and_add+0x120/0x190
[ 247.338614][ T6184] ? lockdep_softirqs_off+0x420/0x420
[ 247.344174][ T6184] ? widen_string+0x3a/0x310
[ 247.348780][ T6184] ? kobject_add+0x210/0x210
[ 247.353377][ T6184] ? __init_swait_queue_head+0xaa/0x140
[ 247.358943][ T6184] gfs2_sys_fs_add+0x237/0x4a0
[ 247.363715][ T6184] ? gfs2_recover_set+0x240/0x240
[ 247.368745][ T6184] ? snprintf+0xd6/0x120
[ 247.373086][ T6184] ? vscnprintf+0x80/0x80
[ 247.377438][ T6184] ? read_word_at_a_time+0xe/0x20
[ 247.382495][ T6184] ? strscpy+0x89/0x220
[ 247.386742][ T6184] gfs2_fill_super+0x1299/0x2750
[ 247.391803][ T6184] ? gfs2_reconfigure+0xcf0/0xcf0
[ 247.396842][ T6184] ? ptr_to_hashval+0x60/0x60
[ 247.401623][ T6184] ? up_write+0x19d/0x580
[ 247.405976][ T6184] ? set_blocksize+0x1ec/0x370
[ 247.410752][ T6184] get_tree_bdev+0x3fe/0x620
[ 247.415354][ T6184] ? gfs2_reconfigure+0xcf0/0xcf0
[ 247.420391][ T6184] gfs2_get_tree+0x50/0x210
[ 247.425077][ T6184] ? bpf_lsm_capable+0x5/0x10
[ 247.429757][ T6184] vfs_get_tree+0x88/0x270
[ 247.434185][ T6184] do_new_mount+0x2ba/0xb40
[ 247.438782][ T6184] ? do_move_mount_old+0x160/0x160
[ 247.443988][ T6184] ? user_path_at_empty+0x12b/0x180
[ 247.449188][ T6184] __se_sys_mount+0x2d5/0x3c0
[ 247.453879][ T6184] ? __x64_sys_mount+0xc0/0xc0
[ 247.458648][ T6184] ? syscall_enter_from_user_mode+0x2e/0x240
[ 247.464631][ T6184] ? lockdep_hardirqs_on+0x94/0x130
[ 247.469839][ T6184] ? __x64_sys_mount+0x1c/0xc0
[ 247.474701][ T6184] do_syscall_64+0x3b/0xb0
[ 247.479121][ T6184] ? clear_bhb_loop+0x15/0x70
[ 247.483798][ T6184] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 247.489698][ T6184] RIP: 0033:0x7f7c06b8090a
[ 247.494115][ T6184] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 247.513723][ T6184] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.522373][ T6184] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 247.530353][ T6184] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 247.538418][ T6184] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 247.546502][ T6184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 247.554565][ T6184] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 247.562599][ T6184]
[ 247.565620][ T6188] CPU: 1 PID: 6188 Comm: syz.1.268 Not tainted 5.15.180-syzkaller #0
[ 247.573793][ T6188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 247.583882][ T6188] Call Trace:
[ 247.587267][ T6188]
[ 247.590220][ T6188] dump_stack_lvl+0x1e3/0x2d0
[ 247.594927][ T6188] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 247.600585][ T6188] ? panic+0x860/0x860
[ 247.604688][ T6188] ? sysfs_create_dir_ns+0x282/0x390
[ 247.610006][ T6188] sysfs_create_dir_ns+0x2c6/0x390
[ 247.615162][ T6188] ? sysfs_warn_dup+0xa0/0xa0
[ 247.619968][ T6188] ? do_raw_spin_unlock+0x137/0x8b0
[ 247.625250][ T6188] ? kobject_set_name_vargs+0xca/0x110
[ 247.630763][ T6188] kobject_add_internal+0x6e0/0xe00
[ 247.636003][ T6188] kobject_init_and_add+0x120/0x190
[ 247.641212][ T6188] ? lockdep_softirqs_off+0x420/0x420
[ 247.646584][ T6188] ? widen_string+0x3a/0x310
[ 247.651331][ T6188] ? kobject_add+0x210/0x210
[ 247.655930][ T6188] ? __init_swait_queue_head+0xaa/0x140
[ 247.661497][ T6188] gfs2_sys_fs_add+0x237/0x4a0
[ 247.666277][ T6188] ? gfs2_recover_set+0x240/0x240
[ 247.671499][ T6188] ? snprintf+0xd6/0x120
[ 247.675754][ T6188] ? vscnprintf+0x80/0x80
[ 247.680114][ T6188] ? read_word_at_a_time+0xe/0x20
[ 247.685157][ T6188] ? strscpy+0x89/0x220
[ 247.689338][ T6188] gfs2_fill_super+0x1299/0x2750
[ 247.694319][ T6188] ? gfs2_reconfigure+0xcf0/0xcf0
[ 247.699450][ T6188] ? ptr_to_hashval+0x60/0x60
[ 247.704149][ T6188] ? up_write+0x19d/0x580
[ 247.708552][ T6188] ? set_blocksize+0x1ec/0x370
[ 247.713364][ T6188] get_tree_bdev+0x3fe/0x620
[ 247.717980][ T6188] ? gfs2_reconfigure+0xcf0/0xcf0
[ 247.723029][ T6188] gfs2_get_tree+0x50/0x210
[ 247.727532][ T6188] ? bpf_lsm_capable+0x5/0x10
[ 247.732223][ T6188] vfs_get_tree+0x88/0x270
[ 247.736637][ T6188] do_new_mount+0x2ba/0xb40
[ 247.741152][ T6188] ? do_move_mount_old+0x160/0x160
[ 247.746267][ T6188] ? user_path_at_empty+0x12b/0x180
[ 247.751512][ T6188] __se_sys_mount+0x2d5/0x3c0
[ 247.756202][ T6188] ? __x64_sys_mount+0xc0/0xc0
[ 247.760972][ T6188] ? syscall_enter_from_user_mode+0x2e/0x240
[ 247.766964][ T6188] ? lockdep_hardirqs_on+0x94/0x130
[ 247.772181][ T6188] ? __x64_sys_mount+0x1c/0xc0
[ 247.776978][ T6188] do_syscall_64+0x3b/0xb0
[ 247.781496][ T6188] ? clear_bhb_loop+0x15/0x70
[ 247.786176][ T6188] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 247.792094][ T6188] RIP: 0033:0x7f2cfa9de90a
[ 247.796557][ T6188] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 247.816171][ T6188] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.824621][ T6188] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 247.832614][ T6188] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 247.840612][ T6188] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 247.848716][ T6188] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 247.856798][ T6188] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 247.864934][ T6188]
[ 247.868086][ T6184] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.868944][ T6188] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.881351][ T6184] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 247.901172][ T6188] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 248.354457][ T6190] loop4: detected capacity change from 0 to 32768
[ 248.651125][ T6194] loop5: detected capacity change from 0 to 32768
[ 248.712175][ T6195] loop0: detected capacity change from 0 to 32768
[ 249.028238][ T6196] loop1: detected capacity change from 0 to 32768
[ 249.059148][ T6190] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.066863][ T6190] CPU: 0 PID: 6190 Comm: syz.4.271 Not tainted 5.15.180-syzkaller #0
[ 249.074961][ T6190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 249.085061][ T6190] Call Trace:
[ 249.088366][ T6190]
[ 249.091396][ T6190] dump_stack_lvl+0x1e3/0x2d0
[ 249.096104][ T6190] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 249.101884][ T6190] ? panic+0x860/0x860
[ 249.106072][ T6190] ? sysfs_create_dir_ns+0x282/0x390
[ 249.111382][ T6190] sysfs_create_dir_ns+0x2c6/0x390
[ 249.116518][ T6190] ? sysfs_warn_dup+0xa0/0xa0
[ 249.121247][ T6190] ? do_raw_spin_unlock+0x137/0x8b0
[ 249.121550][ T6198] loop3: detected capacity change from 0 to 32768
[ 249.126458][ T6190] ? kobject_set_name_vargs+0xca/0x110
[ 249.126489][ T6190] kobject_add_internal+0x6e0/0xe00
[ 249.126520][ T6190] kobject_init_and_add+0x120/0x190
[ 249.148942][ T6190] ? lockdep_softirqs_off+0x420/0x420
[ 249.154371][ T6190] ? widen_string+0x3a/0x310
[ 249.156936][ T6195] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.158988][ T6190] ? kobject_add+0x210/0x210
[ 249.170950][ T6190] ? __init_swait_queue_head+0xaa/0x140
[ 249.176517][ T6190] gfs2_sys_fs_add+0x237/0x4a0
[ 249.181298][ T6190] ? gfs2_recover_set+0x240/0x240
[ 249.186343][ T6190] ? snprintf+0xd6/0x120
[ 249.190681][ T6190] ? vscnprintf+0x80/0x80
[ 249.195072][ T6190] ? read_word_at_a_time+0xe/0x20
[ 249.201014][ T6190] ? strscpy+0x89/0x220
[ 249.205189][ T6190] gfs2_fill_super+0x1299/0x2750
[ 249.210253][ T6190] ? gfs2_reconfigure+0xcf0/0xcf0
[ 249.215371][ T6190] ? ptr_to_hashval+0x60/0x60
[ 249.220057][ T6190] ? up_write+0x19d/0x580
[ 249.224410][ T6190] ? set_blocksize+0x1ec/0x370
[ 249.229193][ T6190] get_tree_bdev+0x3fe/0x620
[ 249.233801][ T6190] ? gfs2_reconfigure+0xcf0/0xcf0
[ 249.238880][ T6190] gfs2_get_tree+0x50/0x210
[ 249.243406][ T6190] ? bpf_lsm_capable+0x5/0x10
[ 249.248094][ T6190] vfs_get_tree+0x88/0x270
[ 249.252519][ T6190] do_new_mount+0x2ba/0xb40
[ 249.257032][ T6190] ? do_move_mount_old+0x160/0x160
[ 249.262158][ T6190] ? user_path_at_empty+0x12b/0x180
[ 249.267370][ T6190] __se_sys_mount+0x2d5/0x3c0
[ 249.272063][ T6190] ? __x64_sys_mount+0xc0/0xc0
[ 249.276838][ T6190] ? syscall_enter_from_user_mode+0x2e/0x240
[ 249.282829][ T6190] ? lockdep_hardirqs_on+0x94/0x130
[ 249.288034][ T6190] ? __x64_sys_mount+0x1c/0xc0
[ 249.292814][ T6190] do_syscall_64+0x3b/0xb0
[ 249.297234][ T6190] ? clear_bhb_loop+0x15/0x70
[ 249.301913][ T6190] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.307826][ T6190] RIP: 0033:0x7f93679ff90a
[ 249.312240][ T6190] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 249.331937][ T6190] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.340364][ T6190] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 249.348431][ T6190] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 249.356409][ T6190] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 249.364385][ T6190] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 249.372359][ T6190] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 249.380357][ T6190]
[ 249.383475][ T6195] CPU: 1 PID: 6195 Comm: syz.0.273 Not tainted 5.15.180-syzkaller #0
[ 249.384796][ T6190] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.391646][ T6195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 249.405124][ T6190] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.414897][ T6195] Call Trace:
[ 249.414913][ T6195]
[ 249.414923][ T6195] dump_stack_lvl+0x1e3/0x2d0
[ 249.432318][ T6195] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 249.438000][ T6195] ? panic+0x860/0x860
[ 249.442113][ T6195] ? sysfs_create_dir_ns+0x282/0x390
[ 249.447518][ T6195] sysfs_create_dir_ns+0x2c6/0x390
[ 249.452755][ T6195] ? sysfs_warn_dup+0xa0/0xa0
[ 249.455873][ T6194] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.457467][ T6195] ? do_raw_spin_unlock+0x137/0x8b0
[ 249.470212][ T6195] ? kobject_set_name_vargs+0xca/0x110
[ 249.475713][ T6195] kobject_add_internal+0x6e0/0xe00
[ 249.481056][ T6195] kobject_init_and_add+0x120/0x190
[ 249.486270][ T6195] ? lockdep_softirqs_off+0x420/0x420
[ 249.491650][ T6195] ? widen_string+0x3a/0x310
[ 249.496266][ T6195] ? kobject_add+0x210/0x210
[ 249.501073][ T6195] ? __init_swait_queue_head+0xaa/0x140
[ 249.506627][ T6195] gfs2_sys_fs_add+0x237/0x4a0
[ 249.511396][ T6195] ? gfs2_recover_set+0x240/0x240
[ 249.516423][ T6195] ? snprintf+0xd6/0x120
[ 249.520678][ T6195] ? vscnprintf+0x80/0x80
[ 249.525017][ T6195] ? read_word_at_a_time+0xe/0x20
[ 249.530156][ T6195] ? strscpy+0x89/0x220
[ 249.534384][ T6195] gfs2_fill_super+0x1299/0x2750
[ 249.539412][ T6195] ? gfs2_reconfigure+0xcf0/0xcf0
[ 249.544531][ T6195] ? ptr_to_hashval+0x60/0x60
[ 249.549232][ T6195] ? up_write+0x19d/0x580
[ 249.553583][ T6195] ? set_blocksize+0x1ec/0x370
[ 249.558384][ T6195] get_tree_bdev+0x3fe/0x620
[ 249.563007][ T6195] ? gfs2_reconfigure+0xcf0/0xcf0
[ 249.568211][ T6195] gfs2_get_tree+0x50/0x210
[ 249.572731][ T6195] ? bpf_lsm_capable+0x5/0x10
[ 249.577490][ T6195] vfs_get_tree+0x88/0x270
[ 249.581913][ T6195] do_new_mount+0x2ba/0xb40
[ 249.586430][ T6195] ? do_move_mount_old+0x160/0x160
[ 249.591550][ T6195] ? user_path_at_empty+0x12b/0x180
[ 249.596754][ T6195] __se_sys_mount+0x2d5/0x3c0
[ 249.601441][ T6195] ? __x64_sys_mount+0xc0/0xc0
[ 249.606209][ T6195] ? syscall_enter_from_user_mode+0x2e/0x240
[ 249.612191][ T6195] ? lockdep_hardirqs_on+0x94/0x130
[ 249.617494][ T6195] ? __x64_sys_mount+0x1c/0xc0
[ 249.622264][ T6195] do_syscall_64+0x3b/0xb0
[ 249.626707][ T6195] ? clear_bhb_loop+0x15/0x70
[ 249.631389][ T6195] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.637312][ T6195] RIP: 0033:0x7f41cdd0190a
[ 249.641730][ T6195] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 249.661355][ T6195] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.669783][ T6195] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 249.677759][ T6195] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 249.685900][ T6195] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 249.693886][ T6195] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 249.701954][ T6195] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 249.709945][ T6195]
[ 249.712996][ T6194] CPU: 0 PID: 6194 Comm: syz.5.272 Not tainted 5.15.180-syzkaller #0
[ 249.714042][ T6195] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.721080][ T6194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 249.734258][ T6195] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.744352][ T6194] Call Trace:
[ 249.744366][ T6194]
[ 249.744377][ T6194] dump_stack_lvl+0x1e3/0x2d0
[ 249.761928][ T6194] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 249.767190][ T6196] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.767596][ T6194] ? panic+0x860/0x860
[ 249.779110][ T6194] ? sysfs_create_dir_ns+0x282/0x390
[ 249.784583][ T6194] sysfs_create_dir_ns+0x2c6/0x390
[ 249.789725][ T6194] ? sysfs_warn_dup+0xa0/0xa0
[ 249.794415][ T6194] ? do_raw_spin_unlock+0x137/0x8b0
[ 249.799683][ T6194] ? kobject_set_name_vargs+0xca/0x110
[ 249.805167][ T6194] kobject_add_internal+0x6e0/0xe00
[ 249.810478][ T6194] kobject_init_and_add+0x120/0x190
[ 249.815685][ T6194] ? lockdep_softirqs_off+0x420/0x420
[ 249.821151][ T6194] ? widen_string+0x3a/0x310
[ 249.825842][ T6194] ? kobject_add+0x210/0x210
[ 249.830466][ T6194] ? __init_swait_queue_head+0xaa/0x140
[ 249.836016][ T6194] gfs2_sys_fs_add+0x237/0x4a0
[ 249.840875][ T6194] ? gfs2_recover_set+0x240/0x240
[ 249.845916][ T6194] ? snprintf+0xd6/0x120
[ 249.850166][ T6194] ? vscnprintf+0x80/0x80
[ 249.854511][ T6194] ? read_word_at_a_time+0xe/0x20
[ 249.859543][ T6194] ? strscpy+0x89/0x220
[ 249.863705][ T6194] gfs2_fill_super+0x1299/0x2750
[ 249.868761][ T6194] ? gfs2_reconfigure+0xcf0/0xcf0
[ 249.873786][ T6194] ? ptr_to_hashval+0x60/0x60
[ 249.878469][ T6194] ? up_write+0x19d/0x580
[ 249.882832][ T6194] ? set_blocksize+0x1ec/0x370
[ 249.887615][ T6194] get_tree_bdev+0x3fe/0x620
[ 249.892214][ T6194] ? gfs2_reconfigure+0xcf0/0xcf0
[ 249.897247][ T6194] gfs2_get_tree+0x50/0x210
[ 249.901753][ T6194] ? bpf_lsm_capable+0x5/0x10
[ 249.906436][ T6194] vfs_get_tree+0x88/0x270
[ 249.910870][ T6194] do_new_mount+0x2ba/0xb40
[ 249.915405][ T6194] ? do_move_mount_old+0x160/0x160
[ 249.920575][ T6194] ? user_path_at_empty+0x12b/0x180
[ 249.925785][ T6194] __se_sys_mount+0x2d5/0x3c0
[ 249.930569][ T6194] ? __x64_sys_mount+0xc0/0xc0
[ 249.935341][ T6194] ? syscall_enter_from_user_mode+0x2e/0x240
[ 249.941326][ T6194] ? lockdep_hardirqs_on+0x94/0x130
[ 249.946530][ T6194] ? __x64_sys_mount+0x1c/0xc0
[ 249.951304][ T6194] do_syscall_64+0x3b/0xb0
[ 249.955773][ T6194] ? clear_bhb_loop+0x15/0x70
[ 249.960460][ T6194] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.966440][ T6194] RIP: 0033:0x7f7c06b8090a
[ 249.970863][ T6194] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 249.990473][ T6194] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.998907][ T6194] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 250.006889][ T6194] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 250.014861][ T6194] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 250.023091][ T6194] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 250.031099][ T6194] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 250.039376][ T6194]
[ 250.042505][ T6196] CPU: 1 PID: 6196 Comm: syz.1.274 Not tainted 5.15.180-syzkaller #0
[ 250.044416][ T6194] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.050613][ T6196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 250.064700][ T6194] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.074019][ T6196] Call Trace:
[ 250.074031][ T6196]
[ 250.074040][ T6196] dump_stack_lvl+0x1e3/0x2d0
[ 250.074075][ T6196] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 250.074101][ T6196] ? panic+0x860/0x860
[ 250.074126][ T6196] ? sysfs_create_dir_ns+0x282/0x390
[ 250.074157][ T6196] sysfs_create_dir_ns+0x2c6/0x390
[ 250.074185][ T6196] ? sysfs_warn_dup+0xa0/0xa0
[ 250.074211][ T6196] ? do_raw_spin_unlock+0x137/0x8b0
[ 250.074235][ T6196] ? kobject_set_name_vargs+0xca/0x110
[ 250.127466][ T6196] kobject_add_internal+0x6e0/0xe00
[ 250.132703][ T6196] kobject_init_and_add+0x120/0x190
[ 250.138025][ T6196] ? lockdep_softirqs_off+0x420/0x420
[ 250.143421][ T6196] ? widen_string+0x3a/0x310
[ 250.148040][ T6196] ? kobject_add+0x210/0x210
[ 250.152765][ T6196] ? __init_swait_queue_head+0xaa/0x140
[ 250.158346][ T6196] gfs2_sys_fs_add+0x237/0x4a0
[ 250.163243][ T6196] ? gfs2_recover_set+0x240/0x240
[ 250.168405][ T6196] ? snprintf+0xd6/0x120
[ 250.172695][ T6196] ? vscnprintf+0x80/0x80
[ 250.177055][ T6196] ? read_word_at_a_time+0xe/0x20
[ 250.182108][ T6196] ? strscpy+0x89/0x220
[ 250.186288][ T6196] gfs2_fill_super+0x1299/0x2750
[ 250.191272][ T6196] ? gfs2_reconfigure+0xcf0/0xcf0
[ 250.196319][ T6196] ? ptr_to_hashval+0x60/0x60
[ 250.201021][ T6196] ? up_write+0x19d/0x580
[ 250.205405][ T6196] ? set_blocksize+0x1ec/0x370
[ 250.210228][ T6196] get_tree_bdev+0x3fe/0x620
[ 250.215025][ T6196] ? gfs2_reconfigure+0xcf0/0xcf0
[ 250.220076][ T6196] gfs2_get_tree+0x50/0x210
[ 250.224601][ T6196] ? bpf_lsm_capable+0x5/0x10
[ 250.229310][ T6196] vfs_get_tree+0x88/0x270
[ 250.233763][ T6196] do_new_mount+0x2ba/0xb40
[ 250.238301][ T6196] ? do_move_mount_old+0x160/0x160
[ 250.243474][ T6196] ? user_path_at_empty+0x12b/0x180
[ 250.248799][ T6196] __se_sys_mount+0x2d5/0x3c0
[ 250.253497][ T6196] ? __x64_sys_mount+0xc0/0xc0
[ 250.258336][ T6196] ? syscall_enter_from_user_mode+0x2e/0x240
[ 250.264333][ T6196] ? lockdep_hardirqs_on+0x94/0x130
[ 250.269555][ T6196] ? __x64_sys_mount+0x1c/0xc0
[ 250.274357][ T6196] do_syscall_64+0x3b/0xb0
[ 250.278804][ T6196] ? clear_bhb_loop+0x15/0x70
[ 250.283517][ T6196] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 250.289467][ T6196] RIP: 0033:0x7f2cfa9de90a
[ 250.293914][ T6196] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 250.313635][ T6196] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.322081][ T6196] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 250.330077][ T6196] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 250.338081][ T6196] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 250.346082][ T6196] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 250.354082][ T6196] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 250.362133][ T6196]
[ 250.367576][ T6196] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.380937][ T6196] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.437846][ T6198] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.445939][ T6198] CPU: 1 PID: 6198 Comm: syz.3.270 Not tainted 5.15.180-syzkaller #0
[ 250.454028][ T6198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 250.464114][ T6198] Call Trace:
[ 250.467412][ T6198]
[ 250.470484][ T6198] dump_stack_lvl+0x1e3/0x2d0
[ 250.475234][ T6198] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 250.480898][ T6198] ? panic+0x860/0x860
[ 250.484995][ T6198] ? sysfs_create_dir_ns+0x282/0x390
[ 250.490325][ T6198] sysfs_create_dir_ns+0x2c6/0x390
[ 250.495557][ T6198] ? sysfs_warn_dup+0xa0/0xa0
[ 250.500390][ T6198] ? do_raw_spin_unlock+0x137/0x8b0
[ 250.505619][ T6198] ? kobject_set_name_vargs+0xca/0x110
[ 250.511097][ T6198] kobject_add_internal+0x6e0/0xe00
[ 250.516312][ T6198] kobject_init_and_add+0x120/0x190
[ 250.521638][ T6198] ? lockdep_softirqs_off+0x420/0x420
[ 250.527036][ T6198] ? widen_string+0x3a/0x310
[ 250.531748][ T6198] ? kobject_add+0x210/0x210
[ 250.536351][ T6198] ? __init_swait_queue_head+0xaa/0x140
[ 250.541942][ T6198] gfs2_sys_fs_add+0x237/0x4a0
[ 250.546880][ T6198] ? gfs2_recover_set+0x240/0x240
[ 250.551997][ T6198] ? snprintf+0xd6/0x120
[ 250.556301][ T6198] ? vscnprintf+0x80/0x80
[ 250.560661][ T6198] ? read_word_at_a_time+0xe/0x20
[ 250.565780][ T6198] ? strscpy+0x89/0x220
[ 250.569968][ T6198] gfs2_fill_super+0x1299/0x2750
[ 250.574942][ T6198] ? gfs2_reconfigure+0xcf0/0xcf0
[ 250.579969][ T6198] ? ptr_to_hashval+0x60/0x60
[ 250.584736][ T6198] ? up_write+0x19d/0x580
[ 250.589104][ T6198] ? set_blocksize+0x1ec/0x370
[ 250.593891][ T6198] get_tree_bdev+0x3fe/0x620
[ 250.598609][ T6198] ? gfs2_reconfigure+0xcf0/0xcf0
[ 250.603647][ T6198] gfs2_get_tree+0x50/0x210
[ 250.608158][ T6198] ? bpf_lsm_capable+0x5/0x10
[ 250.612894][ T6198] vfs_get_tree+0x88/0x270
[ 250.617318][ T6198] do_new_mount+0x2ba/0xb40
[ 250.621829][ T6198] ? do_move_mount_old+0x160/0x160
[ 250.627119][ T6198] ? user_path_at_empty+0x12b/0x180
[ 250.632338][ T6198] __se_sys_mount+0x2d5/0x3c0
[ 250.637029][ T6198] ? __x64_sys_mount+0xc0/0xc0
[ 250.641815][ T6198] ? syscall_enter_from_user_mode+0x2e/0x240
[ 250.647794][ T6198] ? lockdep_hardirqs_on+0x94/0x130
[ 250.653182][ T6198] ? __x64_sys_mount+0x1c/0xc0
[ 250.657944][ T6198] do_syscall_64+0x3b/0xb0
[ 250.662638][ T6198] ? clear_bhb_loop+0x15/0x70
[ 250.667319][ T6198] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 250.673231][ T6198] RIP: 0033:0x7f554b70590a
[ 250.677644][ T6198] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 250.697378][ T6198] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.705930][ T6198] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 250.713958][ T6198] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 250.721946][ T6198] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 250.730005][ T6198] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 250.738077][ T6198] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 250.746276][ T6198]
[ 250.754300][ T6198] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.770021][ T6198] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.782675][ T6200] loop4: detected capacity change from 0 to 32768
2025/04/13 18:19:28 executed programs: 270
[ 250.984637][ T6200] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.992143][ T6200] CPU: 1 PID: 6200 Comm: syz.4.275 Not tainted 5.15.180-syzkaller #0
[ 251.000246][ T6200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 251.010320][ T6200] Call Trace:
[ 251.013617][ T6200]
[ 251.016656][ T6200] dump_stack_lvl+0x1e3/0x2d0
[ 251.021445][ T6200] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 251.027109][ T6200] ? panic+0x860/0x860
[ 251.031200][ T6200] ? sysfs_create_dir_ns+0x282/0x390
[ 251.036516][ T6200] sysfs_create_dir_ns+0x2c6/0x390
[ 251.041692][ T6200] ? sysfs_warn_dup+0xa0/0xa0
[ 251.046394][ T6200] ? do_raw_spin_unlock+0x137/0x8b0
[ 251.051630][ T6200] ? kobject_set_name_vargs+0xca/0x110
[ 251.057116][ T6200] kobject_add_internal+0x6e0/0xe00
[ 251.062350][ T6200] kobject_init_and_add+0x120/0x190
[ 251.067572][ T6200] ? lockdep_softirqs_off+0x420/0x420
[ 251.072971][ T6200] ? widen_string+0x3a/0x310
[ 251.077677][ T6200] ? kobject_add+0x210/0x210
[ 251.082296][ T6200] ? __init_swait_queue_head+0xaa/0x140
[ 251.087957][ T6200] gfs2_sys_fs_add+0x237/0x4a0
[ 251.092755][ T6200] ? gfs2_recover_set+0x240/0x240
[ 251.097805][ T6200] ? snprintf+0xd6/0x120
[ 251.102084][ T6200] ? vscnprintf+0x80/0x80
[ 251.106447][ T6200] ? read_word_at_a_time+0xe/0x20
[ 251.111493][ T6200] ? strscpy+0x89/0x220
[ 251.115668][ T6200] gfs2_fill_super+0x1299/0x2750
[ 251.120644][ T6200] ? gfs2_reconfigure+0xcf0/0xcf0
[ 251.125723][ T6200] ? ptr_to_hashval+0x60/0x60
[ 251.130524][ T6200] ? up_write+0x19d/0x580
[ 251.134903][ T6200] ? set_blocksize+0x1ec/0x370
[ 251.139694][ T6200] get_tree_bdev+0x3fe/0x620
[ 251.144315][ T6200] ? gfs2_reconfigure+0xcf0/0xcf0
[ 251.149380][ T6200] gfs2_get_tree+0x50/0x210
[ 251.153947][ T6200] ? bpf_lsm_capable+0x5/0x10
[ 251.158654][ T6200] vfs_get_tree+0x88/0x270
[ 251.163192][ T6200] do_new_mount+0x2ba/0xb40
[ 251.167725][ T6200] ? do_move_mount_old+0x160/0x160
[ 251.172870][ T6200] ? user_path_at_empty+0x12b/0x180
[ 251.178093][ T6200] __se_sys_mount+0x2d5/0x3c0
[ 251.182797][ T6200] ? __x64_sys_mount+0xc0/0xc0
[ 251.187584][ T6200] ? syscall_enter_from_user_mode+0x2e/0x240
[ 251.193621][ T6200] ? lockdep_hardirqs_on+0x94/0x130
[ 251.198855][ T6200] ? __x64_sys_mount+0x1c/0xc0
[ 251.203648][ T6200] do_syscall_64+0x3b/0xb0
[ 251.208101][ T6200] ? clear_bhb_loop+0x15/0x70
[ 251.212804][ T6200] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 251.218728][ T6200] RIP: 0033:0x7f93679ff90a
[ 251.223174][ T6200] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 251.242978][ T6200] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.251441][ T6200] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 251.259461][ T6200] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 251.267460][ T6200] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 251.275457][ T6200] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 251.283466][ T6200] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 251.291561][ T6200]
[ 251.296747][ T6200] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.309926][ T6200] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 251.327410][ T6203] loop5: detected capacity change from 0 to 32768
[ 251.458246][ T6203] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 251.466133][ T6203] CPU: 1 PID: 6203 Comm: syz.5.276 Not tainted 5.15.180-syzkaller #0
[ 251.474265][ T6203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 251.484430][ T6203] Call Trace:
[ 251.487729][ T6203]
[ 251.490680][ T6203] dump_stack_lvl+0x1e3/0x2d0
[ 251.495383][ T6203] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 251.501048][ T6203] ? panic+0x860/0x860
[ 251.505137][ T6203] ? sysfs_create_dir_ns+0x282/0x390
[ 251.510449][ T6203] sysfs_create_dir_ns+0x2c6/0x390
[ 251.515576][ T6203] ? sysfs_warn_dup+0xa0/0xa0
[ 251.520267][ T6203] ? do_raw_spin_unlock+0x137/0x8b0
[ 251.525481][ T6203] ? kobject_set_name_vargs+0xca/0x110
[ 251.530966][ T6203] kobject_add_internal+0x6e0/0xe00
[ 251.536191][ T6203] kobject_init_and_add+0x120/0x190
[ 251.541419][ T6203] ? lockdep_softirqs_off+0x420/0x420
[ 251.546819][ T6203] ? widen_string+0x3a/0x310
[ 251.551450][ T6203] ? kobject_add+0x210/0x210
[ 251.556074][ T6203] ? __init_swait_queue_head+0xaa/0x140
[ 251.561648][ T6203] gfs2_sys_fs_add+0x237/0x4a0
[ 251.566445][ T6203] ? gfs2_recover_set+0x240/0x240
[ 251.571493][ T6203] ? snprintf+0xd6/0x120
[ 251.575769][ T6203] ? vscnprintf+0x80/0x80
[ 251.580127][ T6203] ? read_word_at_a_time+0xe/0x20
[ 251.585178][ T6203] ? strscpy+0x89/0x220
[ 251.589359][ T6203] gfs2_fill_super+0x1299/0x2750
[ 251.594344][ T6203] ? gfs2_reconfigure+0xcf0/0xcf0
[ 251.599397][ T6203] ? ptr_to_hashval+0x60/0x60
[ 251.604105][ T6203] ? up_write+0x19d/0x580
[ 251.608483][ T6203] ? set_blocksize+0x1ec/0x370
[ 251.613297][ T6203] get_tree_bdev+0x3fe/0x620
[ 251.617915][ T6203] ? gfs2_reconfigure+0xcf0/0xcf0
[ 251.622964][ T6203] gfs2_get_tree+0x50/0x210
[ 251.627490][ T6203] ? bpf_lsm_capable+0x5/0x10
[ 251.632717][ T6203] vfs_get_tree+0x88/0x270
[ 251.637158][ T6203] do_new_mount+0x2ba/0xb40
[ 251.641727][ T6203] ? do_move_mount_old+0x160/0x160
[ 251.646866][ T6203] ? user_path_at_empty+0x12b/0x180
[ 251.652084][ T6203] __se_sys_mount+0x2d5/0x3c0
[ 251.656783][ T6203] ? __x64_sys_mount+0xc0/0xc0
[ 251.661565][ T6203] ? syscall_enter_from_user_mode+0x2e/0x240
[ 251.667821][ T6203] ? lockdep_hardirqs_on+0x94/0x130
[ 251.673042][ T6203] ? __x64_sys_mount+0x1c/0xc0
[ 251.677827][ T6203] do_syscall_64+0x3b/0xb0
[ 251.682267][ T6203] ? clear_bhb_loop+0x15/0x70
[ 251.686960][ T6203] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 251.692871][ T6203] RIP: 0033:0x7f7c06b8090a
[ 251.697298][ T6203] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 251.717009][ T6203] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.718958][ T6204] loop1: detected capacity change from 0 to 32768
[ 251.725448][ T6203] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 251.725468][ T6203] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 251.725483][ T6203] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 251.725499][ T6203] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 251.725514][ T6203] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 251.725545][ T6203]
[ 251.776569][ T6203] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.789740][ T6203] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.090244][ T6207] loop0: detected capacity change from 0 to 32768
[ 252.128453][ T6208] loop3: detected capacity change from 0 to 32768
[ 252.201069][ T6204] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.209498][ T6204] CPU: 0 PID: 6204 Comm: syz.1.277 Not tainted 5.15.180-syzkaller #0
[ 252.215597][ T6207] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.217590][ T6204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 252.235185][ T6204] Call Trace:
[ 252.238491][ T6204]
[ 252.241424][ T6204] dump_stack_lvl+0x1e3/0x2d0
[ 252.246111][ T6204] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 252.251748][ T6204] ? panic+0x860/0x860
[ 252.255912][ T6204] ? sysfs_create_dir_ns+0x282/0x390
[ 252.261212][ T6204] sysfs_create_dir_ns+0x2c6/0x390
[ 252.266335][ T6204] ? sysfs_warn_dup+0xa0/0xa0
[ 252.271210][ T6204] ? do_raw_spin_unlock+0x137/0x8b0
[ 252.276415][ T6204] ? kobject_set_name_vargs+0xca/0x110
[ 252.281880][ T6204] kobject_add_internal+0x6e0/0xe00
[ 252.287088][ T6204] kobject_init_and_add+0x120/0x190
[ 252.292291][ T6204] ? lockdep_softirqs_off+0x420/0x420
[ 252.297671][ T6204] ? widen_string+0x3a/0x310
[ 252.302267][ T6204] ? kobject_add+0x210/0x210
[ 252.306860][ T6204] ? __init_swait_queue_head+0xaa/0x140
[ 252.312409][ T6204] gfs2_sys_fs_add+0x237/0x4a0
[ 252.317289][ T6204] ? gfs2_recover_set+0x240/0x240
[ 252.322320][ T6204] ? snprintf+0xd6/0x120
[ 252.326574][ T6204] ? vscnprintf+0x80/0x80
[ 252.330909][ T6204] ? read_word_at_a_time+0xe/0x20
[ 252.335934][ T6204] ? strscpy+0x89/0x220
[ 252.340159][ T6204] gfs2_fill_super+0x1299/0x2750
[ 252.345114][ T6204] ? gfs2_reconfigure+0xcf0/0xcf0
[ 252.350168][ T6204] ? ptr_to_hashval+0x60/0x60
[ 252.354858][ T6204] ? up_write+0x19d/0x580
[ 252.359208][ T6204] ? set_blocksize+0x1ec/0x370
[ 252.363982][ T6204] get_tree_bdev+0x3fe/0x620
[ 252.368579][ T6204] ? gfs2_reconfigure+0xcf0/0xcf0
[ 252.373607][ T6204] gfs2_get_tree+0x50/0x210
[ 252.378154][ T6204] ? bpf_lsm_capable+0x5/0x10
[ 252.382858][ T6204] vfs_get_tree+0x88/0x270
[ 252.387313][ T6204] do_new_mount+0x2ba/0xb40
[ 252.391821][ T6204] ? do_move_mount_old+0x160/0x160
[ 252.397024][ T6204] ? user_path_at_empty+0x12b/0x180
[ 252.402227][ T6204] __se_sys_mount+0x2d5/0x3c0
[ 252.406912][ T6204] ? __x64_sys_mount+0xc0/0xc0
[ 252.411678][ T6204] ? syscall_enter_from_user_mode+0x2e/0x240
[ 252.417667][ T6204] ? lockdep_hardirqs_on+0x94/0x130
[ 252.422880][ T6204] ? __x64_sys_mount+0x1c/0xc0
[ 252.427649][ T6204] do_syscall_64+0x3b/0xb0
[ 252.432071][ T6204] ? clear_bhb_loop+0x15/0x70
[ 252.436948][ T6204] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 252.442844][ T6204] RIP: 0033:0x7f2cfa9de90a
[ 252.447270][ T6204] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 252.466973][ T6204] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.475520][ T6204] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 252.483511][ T6204] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 252.491496][ T6204] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 252.499585][ T6204] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 252.507562][ T6204] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 252.515566][ T6204]
[ 252.518596][ T6207] CPU: 1 PID: 6207 Comm: syz.0.278 Not tainted 5.15.180-syzkaller #0
[ 252.519924][ T6204] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 252.526851][ T6207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 252.526867][ T6207] Call Trace:
[ 252.526874][ T6207]
[ 252.526883][ T6207] dump_stack_lvl+0x1e3/0x2d0
[ 252.526917][ T6207] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 252.540078][ T6204] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.550149][ T6207] ? panic+0x860/0x860
[ 252.550180][ T6207] ? sysfs_create_dir_ns+0x282/0x390
[ 252.550210][ T6207] sysfs_create_dir_ns+0x2c6/0x390
[ 252.550238][ T6207] ? sysfs_warn_dup+0xa0/0xa0
[ 252.556637][ T6208] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.561145][ T6207] ? do_raw_spin_unlock+0x137/0x8b0
[ 252.604998][ T6207] ? kobject_set_name_vargs+0xca/0x110
[ 252.610469][ T6207] kobject_add_internal+0x6e0/0xe00
[ 252.615680][ T6207] kobject_init_and_add+0x120/0x190
[ 252.620887][ T6207] ? lockdep_softirqs_off+0x420/0x420
[ 252.626270][ T6207] ? widen_string+0x3a/0x310
[ 252.630872][ T6207] ? kobject_add+0x210/0x210
[ 252.635484][ T6207] ? __init_swait_queue_head+0xaa/0x140
[ 252.641042][ T6207] gfs2_sys_fs_add+0x237/0x4a0
[ 252.645819][ T6207] ? gfs2_recover_set+0x240/0x240
[ 252.650848][ T6207] ? snprintf+0xd6/0x120
[ 252.655186][ T6207] ? vscnprintf+0x80/0x80
[ 252.659546][ T6207] ? read_word_at_a_time+0xe/0x20
[ 252.664573][ T6207] ? strscpy+0x89/0x220
[ 252.668732][ T6207] gfs2_fill_super+0x1299/0x2750
[ 252.673689][ T6207] ? gfs2_reconfigure+0xcf0/0xcf0
[ 252.678720][ T6207] ? ptr_to_hashval+0x60/0x60
[ 252.683405][ T6207] ? up_write+0x19d/0x580
[ 252.687756][ T6207] ? set_blocksize+0x1ec/0x370
[ 252.692529][ T6207] get_tree_bdev+0x3fe/0x620
[ 252.697126][ T6207] ? gfs2_reconfigure+0xcf0/0xcf0
[ 252.702164][ T6207] gfs2_get_tree+0x50/0x210
[ 252.706672][ T6207] ? bpf_lsm_capable+0x5/0x10
[ 252.711357][ T6207] vfs_get_tree+0x88/0x270
[ 252.715781][ T6207] do_new_mount+0x2ba/0xb40
[ 252.720294][ T6207] ? do_move_mount_old+0x160/0x160
[ 252.725415][ T6207] ? user_path_at_empty+0x12b/0x180
[ 252.730631][ T6207] __se_sys_mount+0x2d5/0x3c0
[ 252.735344][ T6207] ? __x64_sys_mount+0xc0/0xc0
[ 252.740116][ T6207] ? syscall_enter_from_user_mode+0x2e/0x240
[ 252.746098][ T6207] ? lockdep_hardirqs_on+0x94/0x130
[ 252.751318][ T6207] ? __x64_sys_mount+0x1c/0xc0
[ 252.756092][ T6207] do_syscall_64+0x3b/0xb0
[ 252.760527][ T6207] ? clear_bhb_loop+0x15/0x70
[ 252.765296][ T6207] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 252.771624][ T6207] RIP: 0033:0x7f41cdd0190a
[ 252.776043][ T6207] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 252.795758][ T6207] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.804207][ T6207] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 252.812207][ T6207] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 252.820216][ T6207] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 252.828215][ T6207] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 252.836221][ T6207] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 252.844235][ T6207]
[ 252.847456][ T6208] CPU: 0 PID: 6208 Comm: syz.3.279 Not tainted 5.15.180-syzkaller #0
[ 252.848598][ T6207] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 252.855548][ T6208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 252.855564][ T6208] Call Trace:
[ 252.855572][ T6208]
[ 252.855581][ T6208] dump_stack_lvl+0x1e3/0x2d0
[ 252.855619][ T6208] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 252.855644][ T6208] ? panic+0x860/0x860
[ 252.855670][ T6208] ? sysfs_create_dir_ns+0x282/0x390
[ 252.855701][ T6208] sysfs_create_dir_ns+0x2c6/0x390
[ 252.855728][ T6208] ? sysfs_warn_dup+0xa0/0xa0
[ 252.855753][ T6208] ? do_raw_spin_unlock+0x137/0x8b0
[ 252.855778][ T6208] ? kobject_set_name_vargs+0xca/0x110
[ 252.855806][ T6208] kobject_add_internal+0x6e0/0xe00
[ 252.855838][ T6208] kobject_init_and_add+0x120/0x190
[ 252.855860][ T6208] ? lockdep_softirqs_off+0x420/0x420
[ 252.855881][ T6208] ? widen_string+0x3a/0x310
[ 252.855909][ T6208] ? kobject_add+0x210/0x210
[ 252.855936][ T6208] ? __init_swait_queue_head+0xaa/0x140
[ 252.855964][ T6208] gfs2_sys_fs_add+0x237/0x4a0
[ 252.855989][ T6208] ? gfs2_recover_set+0x240/0x240
[ 252.856013][ T6208] ? snprintf+0xd6/0x120
[ 252.856042][ T6208] ? vscnprintf+0x80/0x80
[ 252.856073][ T6208] ? read_word_at_a_time+0xe/0x20
[ 252.856096][ T6208] ? strscpy+0x89/0x220
[ 252.856122][ T6208] gfs2_fill_super+0x1299/0x2750
[ 252.856168][ T6208] ? gfs2_reconfigure+0xcf0/0xcf0
[ 252.856192][ T6208] ? ptr_to_hashval+0x60/0x60
[ 252.856218][ T6208] ? up_write+0x19d/0x580
[ 252.856261][ T6208] ? set_blocksize+0x1ec/0x370
[ 252.856295][ T6208] get_tree_bdev+0x3fe/0x620
[ 252.869416][ T6207] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.879441][ T6208] ? gfs2_reconfigure+0xcf0/0xcf0
[ 252.879473][ T6208] gfs2_get_tree+0x50/0x210
[ 253.028593][ T6208] ? bpf_lsm_capable+0x5/0x10
[ 253.033290][ T6208] vfs_get_tree+0x88/0x270
[ 253.037724][ T6208] do_new_mount+0x2ba/0xb40
[ 253.042261][ T6208] ? do_move_mount_old+0x160/0x160
[ 253.047416][ T6208] ? user_path_at_empty+0x12b/0x180
[ 253.052618][ T6208] __se_sys_mount+0x2d5/0x3c0
[ 253.057298][ T6208] ? __x64_sys_mount+0xc0/0xc0
[ 253.062056][ T6208] ? syscall_enter_from_user_mode+0x2e/0x240
[ 253.068032][ T6208] ? lockdep_hardirqs_on+0x94/0x130
[ 253.073229][ T6208] ? __x64_sys_mount+0x1c/0xc0
[ 253.077988][ T6208] do_syscall_64+0x3b/0xb0
[ 253.082402][ T6208] ? clear_bhb_loop+0x15/0x70
[ 253.087078][ T6208] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 253.093076][ T6208] RIP: 0033:0x7f554b70590a
[ 253.097518][ T6208] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 253.117180][ T6208] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 253.125628][ T6208] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 253.133609][ T6208] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 253.141910][ T6208] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 253.149972][ T6208] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 253.157956][ T6208] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 253.165961][ T6208]
[ 253.170832][ T6208] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.184599][ T6208] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 253.472933][ T6210] loop4: detected capacity change from 0 to 32768
[ 253.707861][ T6212] loop5: detected capacity change from 0 to 32768
[ 253.723472][ T6210] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 253.731067][ T6210] CPU: 0 PID: 6210 Comm: syz.4.280 Not tainted 5.15.180-syzkaller #0
[ 253.739159][ T6210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 253.749271][ T6210] Call Trace:
[ 253.752566][ T6210]
[ 253.755508][ T6210] dump_stack_lvl+0x1e3/0x2d0
[ 253.760229][ T6210] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 253.765900][ T6210] ? panic+0x860/0x860
[ 253.770014][ T6210] ? sysfs_create_dir_ns+0x282/0x390
[ 253.775336][ T6210] sysfs_create_dir_ns+0x2c6/0x390
[ 253.780489][ T6210] ? sysfs_warn_dup+0xa0/0xa0
[ 253.785283][ T6210] ? do_raw_spin_unlock+0x137/0x8b0
[ 253.790651][ T6210] ? kobject_set_name_vargs+0xca/0x110
[ 253.796230][ T6210] kobject_add_internal+0x6e0/0xe00
[ 253.801463][ T6210] kobject_init_and_add+0x120/0x190
[ 253.806688][ T6210] ? lockdep_softirqs_off+0x420/0x420
[ 253.812096][ T6210] ? widen_string+0x3a/0x310
[ 253.816810][ T6210] ? kobject_add+0x210/0x210
[ 253.821435][ T6210] ? __init_swait_queue_head+0xaa/0x140
[ 253.827047][ T6210] gfs2_sys_fs_add+0x237/0x4a0
[ 253.831850][ T6210] ? gfs2_recover_set+0x240/0x240
[ 253.837167][ T6210] ? snprintf+0xd6/0x120
[ 253.841467][ T6210] ? vscnprintf+0x80/0x80
[ 253.845836][ T6210] ? read_word_at_a_time+0xe/0x20
[ 253.850893][ T6210] ? strscpy+0x89/0x220
[ 253.855079][ T6210] gfs2_fill_super+0x1299/0x2750
[ 253.860082][ T6210] ? gfs2_reconfigure+0xcf0/0xcf0
[ 253.865151][ T6210] ? ptr_to_hashval+0x60/0x60
[ 253.869968][ T6210] ? up_write+0x19d/0x580
[ 253.874344][ T6210] ? set_blocksize+0x1ec/0x370
[ 253.879197][ T6210] get_tree_bdev+0x3fe/0x620
[ 253.883848][ T6210] ? gfs2_reconfigure+0xcf0/0xcf0
[ 253.888905][ T6210] gfs2_get_tree+0x50/0x210
[ 253.893493][ T6210] ? bpf_lsm_capable+0x5/0x10
[ 253.898208][ T6210] vfs_get_tree+0x88/0x270
[ 253.902748][ T6210] do_new_mount+0x2ba/0xb40
[ 253.907290][ T6210] ? do_move_mount_old+0x160/0x160
[ 253.912437][ T6210] ? user_path_at_empty+0x12b/0x180
[ 253.917681][ T6210] __se_sys_mount+0x2d5/0x3c0
[ 253.922395][ T6210] ? __x64_sys_mount+0xc0/0xc0
[ 253.927195][ T6210] ? syscall_enter_from_user_mode+0x2e/0x240
[ 253.933222][ T6210] ? lockdep_hardirqs_on+0x94/0x130
[ 253.938465][ T6210] ? __x64_sys_mount+0x1c/0xc0
[ 253.943262][ T6210] do_syscall_64+0x3b/0xb0
[ 253.947900][ T6210] ? clear_bhb_loop+0x15/0x70
[ 253.952620][ T6210] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 253.958557][ T6210] RIP: 0033:0x7f93679ff90a
[ 253.963009][ T6210] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 253.982815][ T6210] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 253.991441][ T6210] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 253.999433][ T6210] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 254.007572][ T6210] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 254.015662][ T6210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 254.023657][ T6210] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 254.031758][ T6210]
[ 254.036429][ T6210] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 254.049848][ T6210] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 254.177440][ T6215] loop0: detected capacity change from 0 to 32768
[ 254.395559][ T6218] loop1: detected capacity change from 0 to 32768
[ 254.408907][ T6212] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.416418][ T6212] CPU: 0 PID: 6212 Comm: syz.5.281 Not tainted 5.15.180-syzkaller #0
[ 254.424519][ T6212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 254.434749][ T6212] Call Trace:
[ 254.438055][ T6212]
[ 254.441008][ T6212] dump_stack_lvl+0x1e3/0x2d0
[ 254.445807][ T6212] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 254.451472][ T6212] ? panic+0x860/0x860
[ 254.455566][ T6212] ? sysfs_create_dir_ns+0x282/0x390
[ 254.460909][ T6212] sysfs_create_dir_ns+0x2c6/0x390
[ 254.466054][ T6212] ? sysfs_warn_dup+0xa0/0xa0
[ 254.470750][ T6212] ? do_raw_spin_unlock+0x137/0x8b0
[ 254.475998][ T6212] ? kobject_set_name_vargs+0xca/0x110
[ 254.481677][ T6212] kobject_add_internal+0x6e0/0xe00
[ 254.486905][ T6212] kobject_init_and_add+0x120/0x190
[ 254.492126][ T6212] ? lockdep_softirqs_off+0x420/0x420
[ 254.497515][ T6212] ? widen_string+0x3a/0x310
[ 254.502573][ T6212] ? kobject_add+0x210/0x210
[ 254.507188][ T6212] ? __init_swait_queue_head+0xaa/0x140
[ 254.512762][ T6212] gfs2_sys_fs_add+0x237/0x4a0
[ 254.517550][ T6212] ? gfs2_recover_set+0x240/0x240
[ 254.522589][ T6212] ? snprintf+0xd6/0x120
[ 254.526853][ T6212] ? vscnprintf+0x80/0x80
[ 254.531303][ T6212] ? read_word_at_a_time+0xe/0x20
[ 254.536381][ T6212] ? strscpy+0x89/0x220
[ 254.540999][ T6212] gfs2_fill_super+0x1299/0x2750
[ 254.542237][ T6216] loop3: detected capacity change from 0 to 32768
[ 254.545974][ T6212] ? gfs2_reconfigure+0xcf0/0xcf0
[ 254.557427][ T6212] ? ptr_to_hashval+0x60/0x60
[ 254.562136][ T6212] ? up_write+0x19d/0x580
[ 254.566513][ T6212] ? set_blocksize+0x1ec/0x370
[ 254.571321][ T6212] get_tree_bdev+0x3fe/0x620
[ 254.575935][ T6212] ? gfs2_reconfigure+0xcf0/0xcf0
[ 254.576667][ T6215] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.581082][ T6212] gfs2_get_tree+0x50/0x210
[ 254.581109][ T6212] ? bpf_lsm_capable+0x5/0x10
[ 254.581137][ T6212] vfs_get_tree+0x88/0x270
[ 254.581163][ T6212] do_new_mount+0x2ba/0xb40
[ 254.606726][ T6212] ? do_move_mount_old+0x160/0x160
[ 254.611848][ T6212] ? user_path_at_empty+0x12b/0x180
[ 254.617071][ T6212] __se_sys_mount+0x2d5/0x3c0
[ 254.621758][ T6212] ? __x64_sys_mount+0xc0/0xc0
[ 254.626619][ T6212] ? syscall_enter_from_user_mode+0x2e/0x240
[ 254.632697][ T6212] ? lockdep_hardirqs_on+0x94/0x130
[ 254.637899][ T6212] ? __x64_sys_mount+0x1c/0xc0
[ 254.642683][ T6212] do_syscall_64+0x3b/0xb0
[ 254.647110][ T6212] ? clear_bhb_loop+0x15/0x70
[ 254.651793][ T6212] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 254.657685][ T6212] RIP: 0033:0x7f7c06b8090a
[ 254.662107][ T6212] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 254.681800][ T6212] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.690428][ T6212] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 254.698406][ T6212] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 254.706377][ T6212] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 254.714349][ T6212] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 254.722407][ T6212] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 254.730567][ T6212]
[ 254.733621][ T6215] CPU: 1 PID: 6215 Comm: syz.0.283 Not tainted 5.15.180-syzkaller #0
[ 254.741800][ T6215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 254.752140][ T6215] Call Trace:
[ 254.755435][ T6215]
[ 254.758395][ T6215] dump_stack_lvl+0x1e3/0x2d0
[ 254.763151][ T6215] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 254.768861][ T6215] ? panic+0x860/0x860
[ 254.772964][ T6215] ? sysfs_create_dir_ns+0x282/0x390
[ 254.778282][ T6215] sysfs_create_dir_ns+0x2c6/0x390
[ 254.783484][ T6215] ? sysfs_warn_dup+0xa0/0xa0
[ 254.788173][ T6215] ? do_raw_spin_unlock+0x137/0x8b0
[ 254.793546][ T6215] ? kobject_set_name_vargs+0xca/0x110
[ 254.799064][ T6215] kobject_add_internal+0x6e0/0xe00
[ 254.804462][ T6215] kobject_init_and_add+0x120/0x190
[ 254.809673][ T6215] ? lockdep_softirqs_off+0x420/0x420
[ 254.815053][ T6215] ? widen_string+0x3a/0x310
[ 254.819669][ T6215] ? kobject_add+0x210/0x210
[ 254.824270][ T6215] ? __init_swait_queue_head+0xaa/0x140
[ 254.829832][ T6215] gfs2_sys_fs_add+0x237/0x4a0
[ 254.834616][ T6215] ? gfs2_recover_set+0x240/0x240
[ 254.839771][ T6215] ? snprintf+0xd6/0x120
[ 254.844042][ T6215] ? vscnprintf+0x80/0x80
[ 254.848481][ T6215] ? read_word_at_a_time+0xe/0x20
[ 254.853530][ T6215] ? strscpy+0x89/0x220
[ 254.857876][ T6215] gfs2_fill_super+0x1299/0x2750
[ 254.862855][ T6215] ? gfs2_reconfigure+0xcf0/0xcf0
[ 254.867973][ T6215] ? ptr_to_hashval+0x60/0x60
[ 254.872675][ T6215] ? up_write+0x19d/0x580
[ 254.877107][ T6215] ? set_blocksize+0x1ec/0x370
[ 254.881894][ T6215] get_tree_bdev+0x3fe/0x620
[ 254.886497][ T6215] ? gfs2_reconfigure+0xcf0/0xcf0
[ 254.891539][ T6215] gfs2_get_tree+0x50/0x210
[ 254.896147][ T6215] ? bpf_lsm_capable+0x5/0x10
[ 254.900877][ T6215] vfs_get_tree+0x88/0x270
[ 254.905541][ T6215] do_new_mount+0x2ba/0xb40
[ 254.910100][ T6215] ? do_move_mount_old+0x160/0x160
[ 254.915322][ T6215] ? user_path_at_empty+0x12b/0x180
[ 254.920647][ T6215] __se_sys_mount+0x2d5/0x3c0
[ 254.925602][ T6215] ? __x64_sys_mount+0xc0/0xc0
[ 254.930490][ T6215] ? syscall_enter_from_user_mode+0x2e/0x240
[ 254.936481][ T6215] ? lockdep_hardirqs_on+0x94/0x130
[ 254.941713][ T6215] ? __x64_sys_mount+0x1c/0xc0
[ 254.946490][ T6215] do_syscall_64+0x3b/0xb0
[ 254.950955][ T6215] ? clear_bhb_loop+0x15/0x70
[ 254.955680][ T6215] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 254.961683][ T6215] RIP: 0033:0x7f41cdd0190a
[ 254.966115][ T6215] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 254.985747][ T6215] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.994192][ T6215] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 255.002181][ T6215] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 255.010174][ T6215] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 255.018147][ T6215] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 255.026128][ T6215] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 255.034153][ T6215]
[ 255.037337][ T6212] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.038099][ T6215] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.051202][ T6212] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.068697][ T6218] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 255.072427][ T6215] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.079575][ T6218] CPU: 0 PID: 6218 Comm: syz.1.282 Not tainted 5.15.180-syzkaller #0
[ 255.091570][ T6216] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 255.093099][ T6218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 255.110591][ T6218] Call Trace:
[ 255.113875][ T6218]
[ 255.116816][ T6218] dump_stack_lvl+0x1e3/0x2d0
[ 255.121860][ T6218] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 255.127500][ T6218] ? panic+0x860/0x860
[ 255.131574][ T6218] ? sysfs_create_dir_ns+0x282/0x390
[ 255.136866][ T6218] sysfs_create_dir_ns+0x2c6/0x390
[ 255.142002][ T6218] ? sysfs_warn_dup+0xa0/0xa0
[ 255.146689][ T6218] ? do_raw_spin_unlock+0x137/0x8b0
[ 255.151891][ T6218] ? kobject_set_name_vargs+0xca/0x110
[ 255.157378][ T6218] kobject_add_internal+0x6e0/0xe00
[ 255.162613][ T6218] kobject_init_and_add+0x120/0x190
[ 255.167833][ T6218] ? lockdep_softirqs_off+0x420/0x420
[ 255.173209][ T6218] ? widen_string+0x3a/0x310
[ 255.177893][ T6218] ? kobject_add+0x210/0x210
[ 255.182494][ T6218] ? __init_swait_queue_head+0xaa/0x140
[ 255.188074][ T6218] gfs2_sys_fs_add+0x237/0x4a0
[ 255.192863][ T6218] ? gfs2_recover_set+0x240/0x240
[ 255.197889][ T6218] ? snprintf+0xd6/0x120
[ 255.202139][ T6218] ? vscnprintf+0x80/0x80
[ 255.206484][ T6218] ? read_word_at_a_time+0xe/0x20
[ 255.211510][ T6218] ? strscpy+0x89/0x220
[ 255.215674][ T6218] gfs2_fill_super+0x1299/0x2750
[ 255.220647][ T6218] ? gfs2_reconfigure+0xcf0/0xcf0
[ 255.225853][ T6218] ? ptr_to_hashval+0x60/0x60
[ 255.230536][ T6218] ? up_write+0x19d/0x580
[ 255.234883][ T6218] ? set_blocksize+0x1ec/0x370
[ 255.239660][ T6218] get_tree_bdev+0x3fe/0x620
[ 255.244289][ T6218] ? gfs2_reconfigure+0xcf0/0xcf0
[ 255.249426][ T6218] gfs2_get_tree+0x50/0x210
[ 255.253952][ T6218] ? bpf_lsm_capable+0x5/0x10
[ 255.258668][ T6218] vfs_get_tree+0x88/0x270
[ 255.263187][ T6218] do_new_mount+0x2ba/0xb40
[ 255.267700][ T6218] ? do_move_mount_old+0x160/0x160
[ 255.272887][ T6218] ? user_path_at_empty+0x12b/0x180
[ 255.278101][ T6218] __se_sys_mount+0x2d5/0x3c0
[ 255.282799][ T6218] ? __x64_sys_mount+0xc0/0xc0
[ 255.287588][ T6218] ? syscall_enter_from_user_mode+0x2e/0x240
[ 255.293588][ T6218] ? lockdep_hardirqs_on+0x94/0x130
[ 255.298794][ T6218] ? __x64_sys_mount+0x1c/0xc0
[ 255.303561][ T6218] do_syscall_64+0x3b/0xb0
[ 255.307981][ T6218] ? clear_bhb_loop+0x15/0x70
[ 255.312666][ T6218] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 255.318648][ T6218] RIP: 0033:0x7f2cfa9de90a
[ 255.323064][ T6218] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 255.342675][ T6218] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 255.351308][ T6218] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 255.359286][ T6218] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 255.367258][ T6218] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 255.375320][ T6218] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 255.383296][ T6218] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 255.391388][ T6218]
[ 255.394408][ T6216] CPU: 1 PID: 6216 Comm: syz.3.284 Not tainted 5.15.180-syzkaller #0
[ 255.395956][ T6218] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.402510][ T6216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 255.415698][ T6218] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.425674][ T6216] Call Trace:
[ 255.425685][ T6216]
[ 255.425696][ T6216] dump_stack_lvl+0x1e3/0x2d0
[ 255.443204][ T6216] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 255.448868][ T6216] ? panic+0x860/0x860
[ 255.452969][ T6216] ? sysfs_create_dir_ns+0x282/0x390
[ 255.458297][ T6216] sysfs_create_dir_ns+0x2c6/0x390
[ 255.463434][ T6216] ? sysfs_warn_dup+0xa0/0xa0
[ 255.468225][ T6216] ? do_raw_spin_unlock+0x137/0x8b0
[ 255.473449][ T6216] ? kobject_set_name_vargs+0xca/0x110
[ 255.479025][ T6216] kobject_add_internal+0x6e0/0xe00
[ 255.484259][ T6216] kobject_init_and_add+0x120/0x190
[ 255.489486][ T6216] ? lockdep_softirqs_off+0x420/0x420
[ 255.495055][ T6216] ? widen_string+0x3a/0x310
[ 255.499765][ T6216] ? kobject_add+0x210/0x210
[ 255.504568][ T6216] ? __init_swait_queue_head+0xaa/0x140
[ 255.510139][ T6216] gfs2_sys_fs_add+0x237/0x4a0
[ 255.515018][ T6216] ? gfs2_recover_set+0x240/0x240
[ 255.520110][ T6216] ? snprintf+0xd6/0x120
[ 255.524503][ T6216] ? vscnprintf+0x80/0x80
[ 255.528945][ T6216] ? read_word_at_a_time+0xe/0x20
[ 255.533986][ T6216] ? strscpy+0x89/0x220
[ 255.538166][ T6216] gfs2_fill_super+0x1299/0x2750
[ 255.543139][ T6216] ? gfs2_reconfigure+0xcf0/0xcf0
[ 255.548189][ T6216] ? ptr_to_hashval+0x60/0x60
[ 255.552893][ T6216] ? up_write+0x19d/0x580
[ 255.557276][ T6216] ? set_blocksize+0x1ec/0x370
[ 255.562254][ T6216] get_tree_bdev+0x3fe/0x620
[ 255.566878][ T6216] ? gfs2_reconfigure+0xcf0/0xcf0
[ 255.572111][ T6216] gfs2_get_tree+0x50/0x210
[ 255.576652][ T6216] ? bpf_lsm_capable+0x5/0x10
[ 255.581367][ T6216] vfs_get_tree+0x88/0x270
[ 255.585891][ T6216] do_new_mount+0x2ba/0xb40
[ 255.590430][ T6216] ? do_move_mount_old+0x160/0x160
[ 255.595573][ T6216] ? user_path_at_empty+0x12b/0x180
[ 255.600809][ T6216] __se_sys_mount+0x2d5/0x3c0
[ 255.605525][ T6216] ? __x64_sys_mount+0xc0/0xc0
[ 255.610318][ T6216] ? syscall_enter_from_user_mode+0x2e/0x240
[ 255.616321][ T6216] ? lockdep_hardirqs_on+0x94/0x130
[ 255.621972][ T6216] ? __x64_sys_mount+0x1c/0xc0
[ 255.626859][ T6216] do_syscall_64+0x3b/0xb0
[ 255.631310][ T6216] ? clear_bhb_loop+0x15/0x70
[ 255.636017][ T6216] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 255.641942][ T6216] RIP: 0033:0x7f554b70590a
[ 255.646466][ T6216] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 255.666102][ T6216] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 255.674649][ T6216] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 255.682646][ T6216] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 255.690735][ T6216] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 255.698861][ T6216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 255.706991][ T6216] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 255.715178][ T6216]
[ 255.721177][ T6216] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.735825][ T6216] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.756199][ T1421] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.762655][ T1421] ieee802154 phy1 wpan1: encryption failed: -22
[ 255.928798][ T6220] loop4: detected capacity change from 0 to 32768
[ 256.059709][ T6220] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 256.067236][ T6220] CPU: 0 PID: 6220 Comm: syz.4.285 Not tainted 5.15.180-syzkaller #0
[ 256.075327][ T6220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 256.085400][ T6220] Call Trace:
[ 256.088689][ T6220]
[ 256.091633][ T6220] dump_stack_lvl+0x1e3/0x2d0
[ 256.096486][ T6220] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 256.102229][ T6220] ? panic+0x860/0x860
2025/04/13 18:19:33 executed programs: 280
[ 256.106363][ T6220] ? sysfs_create_dir_ns+0x282/0x390
[ 256.111680][ T6220] sysfs_create_dir_ns+0x2c6/0x390
[ 256.116834][ T6220] ? sysfs_warn_dup+0xa0/0xa0
[ 256.121548][ T6220] ? do_raw_spin_unlock+0x137/0x8b0
[ 256.126788][ T6220] ? kobject_set_name_vargs+0xca/0x110
[ 256.132373][ T6220] kobject_add_internal+0x6e0/0xe00
[ 256.137623][ T6220] kobject_init_and_add+0x120/0x190
[ 256.142972][ T6220] ? lockdep_softirqs_off+0x420/0x420
[ 256.148380][ T6220] ? widen_string+0x3a/0x310
[ 256.153024][ T6220] ? kobject_add+0x210/0x210
[ 256.157655][ T6220] ? __init_swait_queue_head+0xaa/0x140
[ 256.163245][ T6220] gfs2_sys_fs_add+0x237/0x4a0
[ 256.168163][ T6220] ? gfs2_recover_set+0x240/0x240
[ 256.173234][ T6220] ? snprintf+0xd6/0x120
[ 256.177518][ T6220] ? vscnprintf+0x80/0x80
[ 256.181941][ T6220] ? read_word_at_a_time+0xe/0x20
[ 256.187013][ T6220] ? strscpy+0x89/0x220
[ 256.191207][ T6220] gfs2_fill_super+0x1299/0x2750
[ 256.196198][ T6220] ? gfs2_reconfigure+0xcf0/0xcf0
[ 256.201254][ T6220] ? ptr_to_hashval+0x60/0x60
[ 256.205966][ T6220] ? up_write+0x19d/0x580
[ 256.210387][ T6220] ? set_blocksize+0x1ec/0x370
[ 256.215801][ T6220] get_tree_bdev+0x3fe/0x620
[ 256.220436][ T6220] ? gfs2_reconfigure+0xcf0/0xcf0
[ 256.225504][ T6220] gfs2_get_tree+0x50/0x210
[ 256.230046][ T6220] ? bpf_lsm_capable+0x5/0x10
[ 256.234804][ T6220] vfs_get_tree+0x88/0x270
[ 256.239354][ T6220] do_new_mount+0x2ba/0xb40
[ 256.243906][ T6220] ? do_move_mount_old+0x160/0x160
[ 256.249243][ T6220] ? user_path_at_empty+0x12b/0x180
[ 256.254479][ T6220] __se_sys_mount+0x2d5/0x3c0
[ 256.259185][ T6220] ? __x64_sys_mount+0xc0/0xc0
[ 256.264000][ T6220] ? syscall_enter_from_user_mode+0x2e/0x240
[ 256.270013][ T6220] ? lockdep_hardirqs_on+0x94/0x130
[ 256.275290][ T6220] ? __x64_sys_mount+0x1c/0xc0
[ 256.280085][ T6220] do_syscall_64+0x3b/0xb0
[ 256.284535][ T6220] ? clear_bhb_loop+0x15/0x70
[ 256.289249][ T6220] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 256.295177][ T6220] RIP: 0033:0x7f93679ff90a
[ 256.299623][ T6220] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 256.319257][ T6220] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 256.327967][ T6220] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 256.336096][ T6220] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 256.344109][ T6220] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 256.352118][ T6220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 256.360302][ T6220] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 256.368322][ T6220]
[ 256.373922][ T6220] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 256.387117][ T6220] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 256.608089][ T6224] loop5: detected capacity change from 0 to 32768
[ 256.753920][ T6226] loop1: detected capacity change from 0 to 32768
[ 256.931834][ T6227] loop0: detected capacity change from 0 to 32768
[ 257.009246][ T6227] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 257.017121][ T6227] CPU: 1 PID: 6227 Comm: syz.0.288 Not tainted 5.15.180-syzkaller #0
[ 257.025582][ T6227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 257.035657][ T6227] Call Trace:
[ 257.039040][ T6227]
[ 257.041983][ T6227] dump_stack_lvl+0x1e3/0x2d0
[ 257.046694][ T6227] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 257.052620][ T6227] ? panic+0x860/0x860
[ 257.056802][ T6227] ? sysfs_create_dir_ns+0x282/0x390
[ 257.062113][ T6227] sysfs_create_dir_ns+0x2c6/0x390
[ 257.067314][ T6227] ? sysfs_warn_dup+0xa0/0xa0
[ 257.072011][ T6227] ? do_raw_spin_unlock+0x137/0x8b0
[ 257.077233][ T6227] ? kobject_set_name_vargs+0xca/0x110
[ 257.082806][ T6227] kobject_add_internal+0x6e0/0xe00
[ 257.088047][ T6227] kobject_init_and_add+0x120/0x190
[ 257.090889][ T6228] loop3: detected capacity change from 0 to 32768
[ 257.093267][ T6227] ? lockdep_softirqs_off+0x420/0x420
[ 257.105043][ T6227] ? widen_string+0x3a/0x310
[ 257.108086][ T6224] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 257.109660][ T6227] ? kobject_add+0x210/0x210
[ 257.121644][ T6227] ? __init_swait_queue_head+0xaa/0x140
[ 257.127301][ T6227] gfs2_sys_fs_add+0x237/0x4a0
[ 257.132076][ T6227] ? gfs2_recover_set+0x240/0x240
[ 257.137275][ T6227] ? snprintf+0xd6/0x120
[ 257.141543][ T6227] ? vscnprintf+0x80/0x80
[ 257.145904][ T6227] ? read_word_at_a_time+0xe/0x20
[ 257.150958][ T6227] ? strscpy+0x89/0x220
[ 257.155126][ T6227] gfs2_fill_super+0x1299/0x2750
[ 257.160090][ T6227] ? gfs2_reconfigure+0xcf0/0xcf0
[ 257.165209][ T6227] ? ptr_to_hashval+0x60/0x60
[ 257.169921][ T6227] ? up_write+0x19d/0x580
[ 257.174271][ T6227] ? set_blocksize+0x1ec/0x370
[ 257.179045][ T6227] get_tree_bdev+0x3fe/0x620
[ 257.183637][ T6227] ? gfs2_reconfigure+0xcf0/0xcf0
[ 257.188701][ T6227] gfs2_get_tree+0x50/0x210
[ 257.193214][ T6227] ? bpf_lsm_capable+0x5/0x10
[ 257.197987][ T6227] vfs_get_tree+0x88/0x270
[ 257.202419][ T6227] do_new_mount+0x2ba/0xb40
[ 257.207022][ T6227] ? do_move_mount_old+0x160/0x160
[ 257.212145][ T6227] ? user_path_at_empty+0x12b/0x180
[ 257.217378][ T6227] __se_sys_mount+0x2d5/0x3c0
[ 257.222071][ T6227] ? __x64_sys_mount+0xc0/0xc0
[ 257.226846][ T6227] ? syscall_enter_from_user_mode+0x2e/0x240
[ 257.232836][ T6227] ? lockdep_hardirqs_on+0x94/0x130
[ 257.238058][ T6227] ? __x64_sys_mount+0x1c/0xc0
[ 257.242861][ T6227] do_syscall_64+0x3b/0xb0
[ 257.247282][ T6227] ? clear_bhb_loop+0x15/0x70
[ 257.251979][ T6227] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 257.257873][ T6227] RIP: 0033:0x7f41cdd0190a
[ 257.262300][ T6227] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 257.281910][ T6227] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 257.290435][ T6227] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 257.298411][ T6227] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 257.306388][ T6227] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 257.314808][ T6227] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 257.322780][ T6227] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 257.330767][ T6227]
[ 257.333904][ T6224] CPU: 0 PID: 6224 Comm: syz.5.287 Not tainted 5.15.180-syzkaller #0
[ 257.334864][ T6227] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.342087][ T6224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 257.355219][ T6227] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 257.365435][ T6224] Call Trace:
[ 257.365447][ T6224]
[ 257.365458][ T6224] dump_stack_lvl+0x1e3/0x2d0
[ 257.382958][ T6224] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 257.388628][ T6224] ? panic+0x860/0x860
[ 257.392730][ T6224] ? sysfs_create_dir_ns+0x282/0x390
[ 257.398055][ T6224] sysfs_create_dir_ns+0x2c6/0x390
[ 257.403395][ T6224] ? sysfs_warn_dup+0xa0/0xa0
[ 257.408108][ T6224] ? do_raw_spin_unlock+0x137/0x8b0
[ 257.413331][ T6224] ? kobject_set_name_vargs+0xca/0x110
[ 257.419057][ T6224] kobject_add_internal+0x6e0/0xe00
[ 257.424268][ T6224] kobject_init_and_add+0x120/0x190
[ 257.429478][ T6224] ? lockdep_softirqs_off+0x420/0x420
[ 257.434935][ T6224] ? widen_string+0x3a/0x310
[ 257.439542][ T6224] ? kobject_add+0x210/0x210
[ 257.444150][ T6224] ? __init_swait_queue_head+0xaa/0x140
[ 257.449741][ T6224] gfs2_sys_fs_add+0x237/0x4a0
[ 257.454537][ T6224] ? gfs2_recover_set+0x240/0x240
[ 257.459699][ T6224] ? snprintf+0xd6/0x120
[ 257.463971][ T6224] ? vscnprintf+0x80/0x80
[ 257.468318][ T6224] ? read_word_at_a_time+0xe/0x20
[ 257.473433][ T6224] ? strscpy+0x89/0x220
[ 257.477621][ T6224] gfs2_fill_super+0x1299/0x2750
[ 257.482576][ T6224] ? gfs2_reconfigure+0xcf0/0xcf0
[ 257.487613][ T6224] ? ptr_to_hashval+0x60/0x60
[ 257.492444][ T6224] ? up_write+0x19d/0x580
[ 257.496813][ T6224] ? set_blocksize+0x1ec/0x370
[ 257.501618][ T6224] get_tree_bdev+0x3fe/0x620
[ 257.506230][ T6224] ? gfs2_reconfigure+0xcf0/0xcf0
[ 257.511279][ T6224] gfs2_get_tree+0x50/0x210
[ 257.515786][ T6224] ? bpf_lsm_capable+0x5/0x10
[ 257.520469][ T6224] vfs_get_tree+0x88/0x270
[ 257.524883][ T6224] do_new_mount+0x2ba/0xb40
[ 257.529401][ T6224] ? do_move_mount_old+0x160/0x160
[ 257.534591][ T6224] ? user_path_at_empty+0x12b/0x180
[ 257.539802][ T6224] __se_sys_mount+0x2d5/0x3c0
[ 257.544492][ T6224] ? __x64_sys_mount+0xc0/0xc0
[ 257.549277][ T6224] ? syscall_enter_from_user_mode+0x2e/0x240
[ 257.555287][ T6224] ? lockdep_hardirqs_on+0x94/0x130
[ 257.560585][ T6224] ? __x64_sys_mount+0x1c/0xc0
[ 257.565352][ T6224] do_syscall_64+0x3b/0xb0
[ 257.569773][ T6224] ? clear_bhb_loop+0x15/0x70
[ 257.574480][ T6224] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 257.580381][ T6224] RIP: 0033:0x7f7c06b8090a
[ 257.584822][ T6224] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 257.604441][ T6224] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 257.612966][ T6224] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 257.621053][ T6224] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 257.629022][ T6224] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 257.637038][ T6224] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 257.645100][ T6224] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 257.653539][ T6224]
[ 257.657896][ T6224] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 257.671762][ T6224] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 257.675382][ T6226] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 257.686151][ T6226] CPU: 1 PID: 6226 Comm: syz.1.286 Not tainted 5.15.180-syzkaller #0
[ 257.694253][ T6226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 257.704322][ T6226] Call Trace:
[ 257.707639][ T6226]
[ 257.710577][ T6226] dump_stack_lvl+0x1e3/0x2d0
[ 257.715281][ T6226] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 257.720945][ T6226] ? panic+0x860/0x860
[ 257.725050][ T6226] ? sysfs_create_dir_ns+0x282/0x390
[ 257.730362][ T6226] sysfs_create_dir_ns+0x2c6/0x390
[ 257.735498][ T6226] ? sysfs_warn_dup+0xa0/0xa0
[ 257.740199][ T6226] ? do_raw_spin_unlock+0x137/0x8b0
[ 257.745433][ T6226] ? kobject_set_name_vargs+0xca/0x110
[ 257.751029][ T6226] kobject_add_internal+0x6e0/0xe00
[ 257.756262][ T6226] kobject_init_and_add+0x120/0x190
[ 257.761476][ T6226] ? lockdep_softirqs_off+0x420/0x420
[ 257.766951][ T6226] ? widen_string+0x3a/0x310
[ 257.771565][ T6226] ? kobject_add+0x210/0x210
[ 257.776271][ T6226] ? __init_swait_queue_head+0xaa/0x140
[ 257.781855][ T6226] gfs2_sys_fs_add+0x237/0x4a0
[ 257.786650][ T6226] ? gfs2_recover_set+0x240/0x240
[ 257.791709][ T6226] ? snprintf+0xd6/0x120
[ 257.796002][ T6226] ? vscnprintf+0x80/0x80
[ 257.800372][ T6226] ? read_word_at_a_time+0xe/0x20
[ 257.805419][ T6226] ? strscpy+0x89/0x220
[ 257.809609][ T6226] gfs2_fill_super+0x1299/0x2750
[ 257.814691][ T6226] ? gfs2_reconfigure+0xcf0/0xcf0
[ 257.819749][ T6226] ? ptr_to_hashval+0x60/0x60
[ 257.824457][ T6226] ? up_write+0x19d/0x580
[ 257.825373][ T6228] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 257.828840][ T6226] ? set_blocksize+0x1ec/0x370
[ 257.840963][ T6226] get_tree_bdev+0x3fe/0x620
[ 257.845571][ T6226] ? gfs2_reconfigure+0xcf0/0xcf0
[ 257.850666][ T6226] gfs2_get_tree+0x50/0x210
[ 257.855272][ T6226] ? bpf_lsm_capable+0x5/0x10
[ 257.860148][ T6226] vfs_get_tree+0x88/0x270
[ 257.864572][ T6226] do_new_mount+0x2ba/0xb40
[ 257.869088][ T6226] ? do_move_mount_old+0x160/0x160
[ 257.874214][ T6226] ? user_path_at_empty+0x12b/0x180
[ 257.879448][ T6226] __se_sys_mount+0x2d5/0x3c0
[ 257.884146][ T6226] ? __x64_sys_mount+0xc0/0xc0
[ 257.888944][ T6226] ? syscall_enter_from_user_mode+0x2e/0x240
[ 257.894960][ T6226] ? lockdep_hardirqs_on+0x94/0x130
[ 257.900191][ T6226] ? __x64_sys_mount+0x1c/0xc0
[ 257.904990][ T6226] do_syscall_64+0x3b/0xb0
[ 257.909441][ T6226] ? clear_bhb_loop+0x15/0x70
[ 257.914146][ T6226] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 257.920161][ T6226] RIP: 0033:0x7f2cfa9de90a
[ 257.924583][ T6226] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 257.944388][ T6226] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 257.952927][ T6226] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 257.960910][ T6226] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 257.968890][ T6226] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 257.976963][ T6226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 257.984942][ T6226] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 257.992956][ T6226]
[ 257.996064][ T6228] CPU: 0 PID: 6228 Comm: syz.3.289 Not tainted 5.15.180-syzkaller #0
[ 257.997313][ T6226] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 258.004151][ T6228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 258.004167][ T6228] Call Trace:
[ 258.004175][ T6228]
[ 258.004184][ T6228] dump_stack_lvl+0x1e3/0x2d0
[ 258.004217][ T6228] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 258.004242][ T6228] ? panic+0x860/0x860
[ 258.004268][ T6228] ? sysfs_create_dir_ns+0x282/0x390
[ 258.004299][ T6228] sysfs_create_dir_ns+0x2c6/0x390
[ 258.004326][ T6228] ? sysfs_warn_dup+0xa0/0xa0
[ 258.004350][ T6228] ? do_raw_spin_unlock+0x137/0x8b0
[ 258.017482][ T6226] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 258.027505][ T6228] ? kobject_set_name_vargs+0xca/0x110
[ 258.027539][ T6228] kobject_add_internal+0x6e0/0xe00
[ 258.085798][ T6228] kobject_init_and_add+0x120/0x190
[ 258.091029][ T6228] ? lockdep_softirqs_off+0x420/0x420
[ 258.096392][ T6228] ? widen_string+0x3a/0x310
[ 258.101071][ T6228] ? kobject_add+0x210/0x210
[ 258.105680][ T6228] ? __init_swait_queue_head+0xaa/0x140
[ 258.111244][ T6228] gfs2_sys_fs_add+0x237/0x4a0
[ 258.116022][ T6228] ? gfs2_recover_set+0x240/0x240
[ 258.121051][ T6228] ? snprintf+0xd6/0x120
[ 258.125298][ T6228] ? vscnprintf+0x80/0x80
[ 258.129651][ T6228] ? read_word_at_a_time+0xe/0x20
[ 258.134680][ T6228] ? strscpy+0x89/0x220
[ 258.138855][ T6228] gfs2_fill_super+0x1299/0x2750
[ 258.143805][ T6228] ? gfs2_reconfigure+0xcf0/0xcf0
[ 258.148866][ T6228] ? ptr_to_hashval+0x60/0x60
[ 258.153580][ T6228] ? up_write+0x19d/0x580
[ 258.158022][ T6228] ? set_blocksize+0x1ec/0x370
[ 258.162814][ T6228] get_tree_bdev+0x3fe/0x620
[ 258.167549][ T6228] ? gfs2_reconfigure+0xcf0/0xcf0
[ 258.172625][ T6228] gfs2_get_tree+0x50/0x210
[ 258.177137][ T6228] ? bpf_lsm_capable+0x5/0x10
[ 258.181829][ T6228] vfs_get_tree+0x88/0x270
[ 258.186251][ T6228] do_new_mount+0x2ba/0xb40
[ 258.190767][ T6228] ? do_move_mount_old+0x160/0x160
[ 258.195878][ T6228] ? user_path_at_empty+0x12b/0x180
[ 258.201094][ T6228] __se_sys_mount+0x2d5/0x3c0
[ 258.205884][ T6228] ? __x64_sys_mount+0xc0/0xc0
[ 258.210654][ T6228] ? syscall_enter_from_user_mode+0x2e/0x240
[ 258.217149][ T6228] ? lockdep_hardirqs_on+0x94/0x130
[ 258.222345][ T6228] ? __x64_sys_mount+0x1c/0xc0
[ 258.227131][ T6228] do_syscall_64+0x3b/0xb0
[ 258.231839][ T6228] ? clear_bhb_loop+0x15/0x70
[ 258.236521][ T6228] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 258.242405][ T6228] RIP: 0033:0x7f554b70590a
[ 258.246813][ T6228] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 258.266777][ T6228] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 258.275307][ T6228] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 258.283274][ T6228] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 258.291256][ T6228] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 258.299311][ T6228] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 258.307279][ T6228] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 258.315257][ T6228]
[ 258.319823][ T6228] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 258.363918][ T6228] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 258.627645][ T6230] loop4: detected capacity change from 0 to 32768
[ 258.782494][ T6232] loop0: detected capacity change from 0 to 32768
[ 258.798308][ T6230] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 258.806005][ T6230] CPU: 1 PID: 6230 Comm: syz.4.290 Not tainted 5.15.180-syzkaller #0
[ 258.814104][ T6230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 258.824181][ T6230] Call Trace:
[ 258.827484][ T6230]
[ 258.830434][ T6230] dump_stack_lvl+0x1e3/0x2d0
[ 258.835146][ T6230] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 258.840805][ T6230] ? panic+0x860/0x860
[ 258.844914][ T6230] ? sysfs_create_dir_ns+0x282/0x390
[ 258.850472][ T6230] sysfs_create_dir_ns+0x2c6/0x390
[ 258.855621][ T6230] ? sysfs_warn_dup+0xa0/0xa0
[ 258.860327][ T6230] ? do_raw_spin_unlock+0x137/0x8b0
[ 258.865556][ T6230] ? kobject_set_name_vargs+0xca/0x110
[ 258.871083][ T6230] kobject_add_internal+0x6e0/0xe00
[ 258.876322][ T6230] kobject_init_and_add+0x120/0x190
[ 258.881561][ T6230] ? lockdep_softirqs_off+0x420/0x420
[ 258.886962][ T6230] ? widen_string+0x3a/0x310
[ 258.891593][ T6230] ? kobject_add+0x210/0x210
[ 258.896213][ T6230] ? __init_swait_queue_head+0xaa/0x140
[ 258.901800][ T6230] gfs2_sys_fs_add+0x237/0x4a0
[ 258.906610][ T6230] ? gfs2_recover_set+0x240/0x240
[ 258.911686][ T6230] ? snprintf+0xd6/0x120
[ 258.915959][ T6230] ? vscnprintf+0x80/0x80
[ 258.920321][ T6230] ? read_word_at_a_time+0xe/0x20
[ 258.925442][ T6230] ? strscpy+0x89/0x220
[ 258.929710][ T6230] gfs2_fill_super+0x1299/0x2750
[ 258.934690][ T6230] ? gfs2_reconfigure+0xcf0/0xcf0
[ 258.939835][ T6230] ? ptr_to_hashval+0x60/0x60
[ 258.944529][ T6230] ? up_write+0x19d/0x580
[ 258.948931][ T6230] ? set_blocksize+0x1ec/0x370
[ 258.953934][ T6230] get_tree_bdev+0x3fe/0x620
[ 258.958760][ T6230] ? gfs2_reconfigure+0xcf0/0xcf0
[ 258.963812][ T6230] gfs2_get_tree+0x50/0x210
[ 258.968340][ T6230] ? bpf_lsm_capable+0x5/0x10
[ 258.973045][ T6230] vfs_get_tree+0x88/0x270
[ 258.977611][ T6230] do_new_mount+0x2ba/0xb40
[ 258.982231][ T6230] ? do_move_mount_old+0x160/0x160
[ 258.987419][ T6230] ? user_path_at_empty+0x12b/0x180
[ 258.992693][ T6230] __se_sys_mount+0x2d5/0x3c0
[ 258.997456][ T6230] ? __x64_sys_mount+0xc0/0xc0
[ 259.002333][ T6230] ? syscall_enter_from_user_mode+0x2e/0x240
[ 259.008344][ T6230] ? lockdep_hardirqs_on+0x94/0x130
[ 259.013666][ T6230] ? __x64_sys_mount+0x1c/0xc0
[ 259.018458][ T6230] do_syscall_64+0x3b/0xb0
[ 259.022906][ T6230] ? clear_bhb_loop+0x15/0x70
[ 259.027612][ T6230] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 259.033544][ T6230] RIP: 0033:0x7f93679ff90a
[ 259.037996][ T6230] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 259.057713][ T6230] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 259.066251][ T6230] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 259.074271][ T6230] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 259.082272][ T6230] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 259.090398][ T6230] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 259.098397][ T6230] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 259.106490][ T6230]
[ 259.111108][ T6230] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.124354][ T6230] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 259.133719][ T6234] loop5: detected capacity change from 0 to 32768
[ 259.248492][ T6232] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 259.256082][ T6232] CPU: 0 PID: 6232 Comm: syz.0.291 Not tainted 5.15.180-syzkaller #0
[ 259.264175][ T6232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 259.274409][ T6232] Call Trace:
[ 259.277713][ T6232]
[ 259.280709][ T6232] dump_stack_lvl+0x1e3/0x2d0
[ 259.285429][ T6232] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 259.291097][ T6232] ? panic+0x860/0x860
[ 259.295218][ T6232] ? sysfs_create_dir_ns+0x282/0x390
[ 259.300544][ T6232] sysfs_create_dir_ns+0x2c6/0x390
[ 259.305704][ T6232] ? sysfs_warn_dup+0xa0/0xa0
[ 259.310418][ T6232] ? do_raw_spin_unlock+0x137/0x8b0
[ 259.315682][ T6232] ? kobject_set_name_vargs+0xca/0x110
[ 259.321181][ T6232] kobject_add_internal+0x6e0/0xe00
[ 259.326526][ T6232] kobject_init_and_add+0x120/0x190
[ 259.331785][ T6232] ? lockdep_softirqs_off+0x420/0x420
[ 259.337186][ T6232] ? widen_string+0x3a/0x310
[ 259.341934][ T6232] ? kobject_add+0x210/0x210
[ 259.346566][ T6232] ? __init_swait_queue_head+0xaa/0x140
[ 259.352183][ T6232] gfs2_sys_fs_add+0x237/0x4a0
[ 259.356983][ T6232] ? gfs2_recover_set+0x240/0x240
[ 259.362126][ T6232] ? snprintf+0xd6/0x120
[ 259.366490][ T6232] ? vscnprintf+0x80/0x80
[ 259.370908][ T6232] ? read_word_at_a_time+0xe/0x20
[ 259.375960][ T6232] ? strscpy+0x89/0x220
[ 259.380160][ T6232] gfs2_fill_super+0x1299/0x2750
[ 259.385238][ T6232] ? gfs2_reconfigure+0xcf0/0xcf0
[ 259.390295][ T6232] ? ptr_to_hashval+0x60/0x60
[ 259.394997][ T6232] ? up_write+0x19d/0x580
[ 259.399381][ T6232] ? set_blocksize+0x1ec/0x370
[ 259.404454][ T6232] get_tree_bdev+0x3fe/0x620
[ 259.409254][ T6232] ? gfs2_reconfigure+0xcf0/0xcf0
[ 259.414314][ T6232] gfs2_get_tree+0x50/0x210
[ 259.418991][ T6232] ? bpf_lsm_capable+0x5/0x10
[ 259.423725][ T6232] vfs_get_tree+0x88/0x270
[ 259.428166][ T6232] do_new_mount+0x2ba/0xb40
[ 259.432697][ T6232] ? do_move_mount_old+0x160/0x160
[ 259.437838][ T6232] ? user_path_at_empty+0x12b/0x180
[ 259.443052][ T6232] __se_sys_mount+0x2d5/0x3c0
[ 259.447773][ T6232] ? __x64_sys_mount+0xc0/0xc0
[ 259.452667][ T6232] ? syscall_enter_from_user_mode+0x2e/0x240
[ 259.458661][ T6232] ? lockdep_hardirqs_on+0x94/0x130
[ 259.463884][ T6232] ? __x64_sys_mount+0x1c/0xc0
[ 259.468670][ T6232] do_syscall_64+0x3b/0xb0
[ 259.473109][ T6232] ? clear_bhb_loop+0x15/0x70
[ 259.477819][ T6232] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 259.483742][ T6232] RIP: 0033:0x7f41cdd0190a
[ 259.488185][ T6232] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 259.508037][ T6232] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 259.516521][ T6232] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 259.524545][ T6232] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 259.532641][ T6232] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 259.540814][ T6232] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 259.548819][ T6232] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 259.556864][ T6232]
[ 259.561261][ T6232] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 259.574484][ T6232] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 259.645572][ T6238] loop3: detected capacity change from 0 to 32768
[ 259.906466][ T6237] loop1: detected capacity change from 0 to 32768
[ 259.914328][ T6234] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 259.921747][ T6234] CPU: 0 PID: 6234 Comm: syz.5.292 Not tainted 5.15.180-syzkaller #0
[ 259.929845][ T6234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 259.939920][ T6234] Call Trace:
[ 259.943212][ T6234]
[ 259.946158][ T6234] dump_stack_lvl+0x1e3/0x2d0
[ 259.950957][ T6234] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 259.956641][ T6234] ? panic+0x860/0x860
[ 259.960874][ T6234] ? sysfs_create_dir_ns+0x282/0x390
[ 259.966200][ T6234] sysfs_create_dir_ns+0x2c6/0x390
[ 259.971521][ T6234] ? sysfs_warn_dup+0xa0/0xa0
[ 259.976329][ T6234] ? do_raw_spin_unlock+0x137/0x8b0
[ 259.981647][ T6234] ? kobject_set_name_vargs+0xca/0x110
[ 259.987155][ T6234] kobject_add_internal+0x6e0/0xe00
[ 259.992391][ T6234] kobject_init_and_add+0x120/0x190
[ 259.997620][ T6234] ? lockdep_softirqs_off+0x420/0x420
[ 260.003022][ T6234] ? widen_string+0x3a/0x310
[ 260.007656][ T6234] ? kobject_add+0x210/0x210
[ 260.012312][ T6234] ? __init_swait_queue_head+0xaa/0x140
[ 260.017892][ T6234] gfs2_sys_fs_add+0x237/0x4a0
[ 260.022779][ T6234] ? gfs2_recover_set+0x240/0x240
[ 260.027829][ T6234] ? snprintf+0xd6/0x120
[ 260.032114][ T6234] ? vscnprintf+0x80/0x80
[ 260.036473][ T6234] ? read_word_at_a_time+0xe/0x20
[ 260.041616][ T6234] ? strscpy+0x89/0x220
[ 260.045799][ T6234] gfs2_fill_super+0x1299/0x2750
[ 260.050808][ T6234] ? gfs2_reconfigure+0xcf0/0xcf0
[ 260.055856][ T6234] ? ptr_to_hashval+0x60/0x60
[ 260.060644][ T6234] ? up_write+0x19d/0x580
[ 260.065018][ T6234] ? set_blocksize+0x1ec/0x370
[ 260.069896][ T6234] get_tree_bdev+0x3fe/0x620
[ 260.074511][ T6234] ? gfs2_reconfigure+0xcf0/0xcf0
[ 260.079565][ T6234] gfs2_get_tree+0x50/0x210
[ 260.084534][ T6234] ? bpf_lsm_capable+0x5/0x10
[ 260.089250][ T6234] vfs_get_tree+0x88/0x270
[ 260.093732][ T6234] do_new_mount+0x2ba/0xb40
[ 260.098276][ T6234] ? do_move_mount_old+0x160/0x160
[ 260.103415][ T6234] ? user_path_at_empty+0x12b/0x180
[ 260.108634][ T6234] __se_sys_mount+0x2d5/0x3c0
[ 260.113474][ T6234] ? __x64_sys_mount+0xc0/0xc0
[ 260.118282][ T6234] ? syscall_enter_from_user_mode+0x2e/0x240
[ 260.124375][ T6234] ? lockdep_hardirqs_on+0x94/0x130
[ 260.128442][ T6240] loop4: detected capacity change from 0 to 32768
[ 260.129591][ T6234] ? __x64_sys_mount+0x1c/0xc0
[ 260.140760][ T6234] do_syscall_64+0x3b/0xb0
[ 260.145204][ T6234] ? clear_bhb_loop+0x15/0x70
[ 260.150182][ T6234] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 260.156104][ T6234] RIP: 0033:0x7f7c06b8090a
[ 260.160566][ T6234] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 260.180282][ T6234] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.188743][ T6234] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 260.196721][ T6234] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 260.204695][ T6234] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 260.212780][ T6234] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 260.220787][ T6234] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 260.228904][ T6234]
[ 260.233919][ T6234] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 260.247079][ T6234] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.261266][ T6238] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.262477][ T6240] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.268747][ T6238] CPU: 1 PID: 6238 Comm: syz.3.293 Not tainted 5.15.180-syzkaller #0
[ 260.284400][ T6238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 260.294483][ T6238] Call Trace:
[ 260.297875][ T6238]
[ 260.300811][ T6238] dump_stack_lvl+0x1e3/0x2d0
[ 260.305504][ T6238] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 260.311142][ T6238] ? panic+0x860/0x860
[ 260.315214][ T6238] ? sysfs_create_dir_ns+0x282/0x390
[ 260.320526][ T6238] sysfs_create_dir_ns+0x2c6/0x390
[ 260.325909][ T6238] ? sysfs_warn_dup+0xa0/0xa0
[ 260.330588][ T6238] ? do_raw_spin_unlock+0x137/0x8b0
[ 260.335796][ T6238] ? kobject_set_name_vargs+0xca/0x110
[ 260.341299][ T6238] kobject_add_internal+0x6e0/0xe00
[ 260.346525][ T6238] kobject_init_and_add+0x120/0x190
[ 260.351746][ T6238] ? lockdep_softirqs_off+0x420/0x420
[ 260.357139][ T6238] ? widen_string+0x3a/0x310
[ 260.361737][ T6238] ? kobject_add+0x210/0x210
[ 260.366360][ T6238] ? __init_swait_queue_head+0xaa/0x140
[ 260.371913][ T6238] gfs2_sys_fs_add+0x237/0x4a0
[ 260.376690][ T6238] ? gfs2_recover_set+0x240/0x240
[ 260.381723][ T6238] ? snprintf+0xd6/0x120
[ 260.385989][ T6238] ? vscnprintf+0x80/0x80
[ 260.390332][ T6238] ? read_word_at_a_time+0xe/0x20
[ 260.395467][ T6238] ? strscpy+0x89/0x220
[ 260.399648][ T6238] gfs2_fill_super+0x1299/0x2750
[ 260.404624][ T6238] ? gfs2_reconfigure+0xcf0/0xcf0
[ 260.409660][ T6238] ? ptr_to_hashval+0x60/0x60
[ 260.414342][ T6238] ? up_write+0x19d/0x580
[ 260.418693][ T6238] ? set_blocksize+0x1ec/0x370
[ 260.423499][ T6238] get_tree_bdev+0x3fe/0x620
[ 260.428094][ T6238] ? gfs2_reconfigure+0xcf0/0xcf0
[ 260.433134][ T6238] gfs2_get_tree+0x50/0x210
[ 260.437639][ T6238] ? bpf_lsm_capable+0x5/0x10
[ 260.442441][ T6238] vfs_get_tree+0x88/0x270
[ 260.446864][ T6238] do_new_mount+0x2ba/0xb40
[ 260.451392][ T6238] ? do_move_mount_old+0x160/0x160
[ 260.456601][ T6238] ? user_path_at_empty+0x12b/0x180
[ 260.462243][ T6238] __se_sys_mount+0x2d5/0x3c0
[ 260.467016][ T6238] ? __x64_sys_mount+0xc0/0xc0
[ 260.471814][ T6238] ? syscall_enter_from_user_mode+0x2e/0x240
[ 260.477799][ T6238] ? lockdep_hardirqs_on+0x94/0x130
[ 260.483022][ T6238] ? __x64_sys_mount+0x1c/0xc0
[ 260.487792][ T6238] do_syscall_64+0x3b/0xb0
[ 260.492210][ T6238] ? clear_bhb_loop+0x15/0x70
[ 260.496886][ T6238] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 260.502790][ T6238] RIP: 0033:0x7f554b70590a
[ 260.507209][ T6238] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 260.526919][ T6238] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.535438][ T6238] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 260.543416][ T6238] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 260.551413][ T6238] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 260.559524][ T6238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 260.567709][ T6238] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 260.575805][ T6238]
[ 260.578825][ T6240] CPU: 0 PID: 6240 Comm: syz.4.295 Not tainted 5.15.180-syzkaller #0
[ 260.580457][ T6238] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 260.586912][ T6240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 260.586928][ T6240] Call Trace:
[ 260.586935][ T6240]
[ 260.586945][ T6240] dump_stack_lvl+0x1e3/0x2d0
[ 260.600073][ T6238] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.610278][ T6240] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 260.610310][ T6240] ? panic+0x860/0x860
[ 260.610334][ T6240] ? sysfs_create_dir_ns+0x282/0x390
[ 260.610371][ T6240] sysfs_create_dir_ns+0x2c6/0x390
[ 260.610398][ T6240] ? sysfs_warn_dup+0xa0/0xa0
[ 260.610422][ T6240] ? do_raw_spin_unlock+0x137/0x8b0
[ 260.610448][ T6240] ? kobject_set_name_vargs+0xca/0x110
[ 260.610477][ T6240] kobject_add_internal+0x6e0/0xe00
[ 260.610509][ T6240] kobject_init_and_add+0x120/0x190
[ 260.610532][ T6240] ? lockdep_softirqs_off+0x420/0x420
[ 260.610553][ T6240] ? widen_string+0x3a/0x310
[ 260.610580][ T6240] ? kobject_add+0x210/0x210
[ 260.610609][ T6240] ? __init_swait_queue_head+0xaa/0x140
[ 260.610637][ T6240] gfs2_sys_fs_add+0x237/0x4a0
[ 260.610663][ T6240] ? gfs2_recover_set+0x240/0x240
[ 260.610686][ T6240] ? snprintf+0xd6/0x120
[ 260.610716][ T6240] ? vscnprintf+0x80/0x80
[ 260.610746][ T6240] ? read_word_at_a_time+0xe/0x20
[ 260.610770][ T6240] ? strscpy+0x89/0x220
[ 260.610795][ T6240] gfs2_fill_super+0x1299/0x2750
[ 260.610838][ T6240] ? gfs2_reconfigure+0xcf0/0xcf0
[ 260.610862][ T6240] ? ptr_to_hashval+0x60/0x60
[ 260.610888][ T6240] ? up_write+0x19d/0x580
[ 260.626203][ T6237] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 260.628442][ T6240] ? set_blocksize+0x1ec/0x370
[ 260.752972][ T6240] get_tree_bdev+0x3fe/0x620
[ 260.757665][ T6240] ? gfs2_reconfigure+0xcf0/0xcf0
[ 260.762698][ T6240] gfs2_get_tree+0x50/0x210
[ 260.767210][ T6240] ? bpf_lsm_capable+0x5/0x10
[ 260.772240][ T6240] vfs_get_tree+0x88/0x270
[ 260.776667][ T6240] do_new_mount+0x2ba/0xb40
[ 260.781227][ T6240] ? do_move_mount_old+0x160/0x160
[ 260.786402][ T6240] ? user_path_at_empty+0x12b/0x180
[ 260.791605][ T6240] __se_sys_mount+0x2d5/0x3c0
[ 260.796308][ T6240] ? __x64_sys_mount+0xc0/0xc0
[ 260.801080][ T6240] ? syscall_enter_from_user_mode+0x2e/0x240
[ 260.807071][ T6240] ? lockdep_hardirqs_on+0x94/0x130
[ 260.812281][ T6240] ? __x64_sys_mount+0x1c/0xc0
[ 260.817064][ T6240] do_syscall_64+0x3b/0xb0
[ 260.821501][ T6240] ? clear_bhb_loop+0x15/0x70
[ 260.826180][ T6240] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 260.832248][ T6240] RIP: 0033:0x7f93679ff90a
[ 260.836664][ T6240] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 260.856270][ T6240] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 260.864701][ T6240] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 260.872783][ T6240] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 260.880790][ T6240] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 260.888863][ T6240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 260.896836][ T6240] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 260.904927][ T6240]
[ 260.907955][ T6237] CPU: 1 PID: 6237 Comm: syz.1.294 Not tainted 5.15.180-syzkaller #0
[ 260.912723][ T6240] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 260.916150][ T6237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 260.916167][ T6237] Call Trace:
[ 260.916174][ T6237]
[ 260.916183][ T6237] dump_stack_lvl+0x1e3/0x2d0
[ 260.916217][ T6237] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 260.916243][ T6237] ? panic+0x860/0x860
[ 260.916267][ T6237] ? sysfs_create_dir_ns+0x282/0x390
[ 260.916298][ T6237] sysfs_create_dir_ns+0x2c6/0x390
[ 260.916324][ T6237] ? sysfs_warn_dup+0xa0/0xa0
[ 260.916347][ T6237] ? do_raw_spin_unlock+0x137/0x8b0
[ 260.929504][ T6240] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 260.939484][ T6237] ? kobject_set_name_vargs+0xca/0x110
[ 260.939517][ T6237] kobject_add_internal+0x6e0/0xe00
[ 260.939548][ T6237] kobject_init_and_add+0x120/0x190
[ 261.003238][ T6237] ? lockdep_softirqs_off+0x420/0x420
[ 261.008645][ T6237] ? widen_string+0x3a/0x310
[ 261.013262][ T6237] ? kobject_add+0x210/0x210
[ 261.017913][ T6237] ? __init_swait_queue_head+0xaa/0x140
[ 261.023615][ T6237] gfs2_sys_fs_add+0x237/0x4a0
[ 261.028417][ T6237] ? gfs2_recover_set+0x240/0x240
[ 261.033467][ T6237] ? snprintf+0xd6/0x120
[ 261.037796][ T6237] ? vscnprintf+0x80/0x80
[ 261.042153][ T6237] ? read_word_at_a_time+0xe/0x20
[ 261.047182][ T6237] ? strscpy+0x89/0x220
[ 261.051358][ T6237] gfs2_fill_super+0x1299/0x2750
[ 261.056411][ T6237] ? gfs2_reconfigure+0xcf0/0xcf0
[ 261.061477][ T6237] ? ptr_to_hashval+0x60/0x60
[ 261.066161][ T6237] ? up_write+0x19d/0x580
[ 261.070546][ T6237] ? set_blocksize+0x1ec/0x370
[ 261.075360][ T6237] get_tree_bdev+0x3fe/0x620
[ 261.079978][ T6237] ? gfs2_reconfigure+0xcf0/0xcf0
[ 261.085150][ T6237] gfs2_get_tree+0x50/0x210
[ 261.089692][ T6237] ? bpf_lsm_capable+0x5/0x10
[ 261.094390][ T6237] vfs_get_tree+0x88/0x270
[ 261.098828][ T6237] do_new_mount+0x2ba/0xb40
[ 261.103342][ T6237] ? do_move_mount_old+0x160/0x160
[ 261.108531][ T6237] ? user_path_at_empty+0x12b/0x180
[ 261.113739][ T6237] __se_sys_mount+0x2d5/0x3c0
[ 261.118437][ T6237] ? __x64_sys_mount+0xc0/0xc0
[ 261.123367][ T6237] ? syscall_enter_from_user_mode+0x2e/0x240
[ 261.129356][ T6237] ? lockdep_hardirqs_on+0x94/0x130
[ 261.134578][ T6237] ? __x64_sys_mount+0x1c/0xc0
[ 261.139471][ T6237] do_syscall_64+0x3b/0xb0
[ 261.143897][ T6237] ? clear_bhb_loop+0x15/0x70
[ 261.148599][ T6237] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 261.154536][ T6237] RIP: 0033:0x7f2cfa9de90a
[ 261.158988][ T6237] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 261.178611][ T6237] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 261.187040][ T6237] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 261.195052][ T6237] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 261.203043][ T6237] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 261.211027][ T6237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 261.219005][ T6237] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 261.227461][ T6237]
[ 261.231353][ T6237] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 261.244780][ T6237] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/04/13 18:19:38 executed programs: 290
[ 261.859286][ T6243] loop5: detected capacity change from 0 to 32768
[ 261.872366][ T6245] loop3: detected capacity change from 0 to 32768
[ 261.898088][ T6243] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 261.905660][ T6243] CPU: 1 PID: 6243 Comm: syz.5.297 Not tainted 5.15.180-syzkaller #0
[ 261.913770][ T6243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 261.923963][ T6243] Call Trace:
[ 261.927271][ T6243]
[ 261.930232][ T6243] dump_stack_lvl+0x1e3/0x2d0
[ 261.933402][ T6245] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 261.934939][ T6243] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 261.934972][ T6243] ? panic+0x860/0x860
[ 261.934997][ T6243] ? sysfs_create_dir_ns+0x282/0x390
[ 261.935028][ T6243] sysfs_create_dir_ns+0x2c6/0x390
[ 261.935057][ T6243] ? sysfs_warn_dup+0xa0/0xa0
[ 261.935081][ T6243] ? do_raw_spin_unlock+0x137/0x8b0
[ 261.935106][ T6243] ? kobject_set_name_vargs+0xca/0x110
[ 261.935134][ T6243] kobject_add_internal+0x6e0/0xe00
[ 261.935163][ T6243] kobject_init_and_add+0x120/0x190
[ 261.935184][ T6243] ? lockdep_softirqs_off+0x420/0x420
[ 261.935203][ T6243] ? widen_string+0x3a/0x310
[ 261.935231][ T6243] ? kobject_add+0x210/0x210
[ 261.935257][ T6243] ? __init_swait_queue_head+0xaa/0x140
[ 261.935284][ T6243] gfs2_sys_fs_add+0x237/0x4a0
[ 261.935307][ T6243] ? gfs2_recover_set+0x240/0x240
[ 261.935331][ T6243] ? snprintf+0xd6/0x120
[ 261.935359][ T6243] ? vscnprintf+0x80/0x80
[ 261.935389][ T6243] ? read_word_at_a_time+0xe/0x20
[ 261.935412][ T6243] ? strscpy+0x89/0x220
[ 261.935438][ T6243] gfs2_fill_super+0x1299/0x2750
[ 261.935492][ T6243] ? gfs2_reconfigure+0xcf0/0xcf0
[ 261.935517][ T6243] ? ptr_to_hashval+0x60/0x60
[ 261.935543][ T6243] ? up_write+0x19d/0x580
[ 261.935586][ T6243] ? set_blocksize+0x1ec/0x370
[ 261.935621][ T6243] get_tree_bdev+0x3fe/0x620
[ 261.935647][ T6243] ? gfs2_reconfigure+0xcf0/0xcf0
[ 261.935673][ T6243] gfs2_get_tree+0x50/0x210
[ 261.935695][ T6243] ? bpf_lsm_capable+0x5/0x10
[ 261.935723][ T6243] vfs_get_tree+0x88/0x270
[ 261.935748][ T6243] do_new_mount+0x2ba/0xb40
[ 261.935777][ T6243] ? do_move_mount_old+0x160/0x160
[ 261.935805][ T6243] ? user_path_at_empty+0x12b/0x180
[ 261.935831][ T6243] __se_sys_mount+0x2d5/0x3c0
[ 261.935859][ T6243] ? __x64_sys_mount+0xc0/0xc0
[ 261.935883][ T6243] ? syscall_enter_from_user_mode+0x2e/0x240
[ 261.935906][ T6243] ? lockdep_hardirqs_on+0x94/0x130
[ 261.935933][ T6243] ? __x64_sys_mount+0x1c/0xc0
[ 261.935958][ T6243] do_syscall_64+0x3b/0xb0
[ 261.935979][ T6243] ? clear_bhb_loop+0x15/0x70
[ 261.936000][ T6243] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 261.936023][ T6243] RIP: 0033:0x7f7c06b8090a
[ 261.936044][ T6243] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 261.936064][ T6243] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 261.936089][ T6243] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 261.936106][ T6243] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 261.936122][ T6243] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 261.936138][ T6243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 261.936153][ T6243] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 261.936184][ T6243]
[ 261.937265][ T6243] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 261.944298][ T6245] CPU: 0 PID: 6245 Comm: syz.3.298 Not tainted 5.15.180-syzkaller #0
[ 261.949732][ T6243] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 261.953792][ T6245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 262.255850][ T6245] Call Trace:
[ 262.259275][ T6245]
[ 262.262224][ T6245] dump_stack_lvl+0x1e3/0x2d0
[ 262.267028][ T6245] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 262.273121][ T6245] ? panic+0x860/0x860
[ 262.277420][ T6245] ? sysfs_create_dir_ns+0x282/0x390
[ 262.282753][ T6245] sysfs_create_dir_ns+0x2c6/0x390
[ 262.287888][ T6245] ? sysfs_warn_dup+0xa0/0xa0
[ 262.292591][ T6245] ? do_raw_spin_unlock+0x137/0x8b0
[ 262.297902][ T6245] ? kobject_set_name_vargs+0xca/0x110
[ 262.303472][ T6245] kobject_add_internal+0x6e0/0xe00
[ 262.308692][ T6245] kobject_init_and_add+0x120/0x190
[ 262.313917][ T6245] ? lockdep_softirqs_off+0x420/0x420
[ 262.319395][ T6245] ? widen_string+0x3a/0x310
[ 262.324193][ T6245] ? kobject_add+0x210/0x210
[ 262.327912][ T6249] loop4: detected capacity change from 0 to 32768
[ 262.328793][ T6245] ? __init_swait_queue_head+0xaa/0x140
[ 262.340960][ T6245] gfs2_sys_fs_add+0x237/0x4a0
[ 262.345760][ T6245] ? gfs2_recover_set+0x240/0x240
[ 262.350819][ T6245] ? snprintf+0xd6/0x120
[ 262.355099][ T6245] ? vscnprintf+0x80/0x80
[ 262.359463][ T6245] ? read_word_at_a_time+0xe/0x20
[ 262.364514][ T6245] ? strscpy+0x89/0x220
[ 262.368712][ T6245] gfs2_fill_super+0x1299/0x2750
[ 262.373702][ T6245] ? gfs2_reconfigure+0xcf0/0xcf0
[ 262.378755][ T6245] ? ptr_to_hashval+0x60/0x60
[ 262.383467][ T6245] ? up_write+0x19d/0x580
[ 262.387837][ T6245] ? set_blocksize+0x1ec/0x370
[ 262.392728][ T6245] get_tree_bdev+0x3fe/0x620
[ 262.397344][ T6245] ? gfs2_reconfigure+0xcf0/0xcf0
[ 262.402445][ T6245] gfs2_get_tree+0x50/0x210
[ 262.406979][ T6245] ? bpf_lsm_capable+0x5/0x10
[ 262.411690][ T6245] vfs_get_tree+0x88/0x270
[ 262.416227][ T6245] do_new_mount+0x2ba/0xb40
[ 262.420780][ T6245] ? do_move_mount_old+0x160/0x160
[ 262.425928][ T6245] ? user_path_at_empty+0x12b/0x180
[ 262.431160][ T6245] __se_sys_mount+0x2d5/0x3c0
[ 262.435872][ T6245] ? __x64_sys_mount+0xc0/0xc0
[ 262.440688][ T6245] ? syscall_enter_from_user_mode+0x2e/0x240
[ 262.446724][ T6245] ? lockdep_hardirqs_on+0x94/0x130
[ 262.451959][ T6245] ? __x64_sys_mount+0x1c/0xc0
[ 262.457138][ T6245] do_syscall_64+0x3b/0xb0
[ 262.461585][ T6245] ? clear_bhb_loop+0x15/0x70
[ 262.466293][ T6245] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 262.472394][ T6245] RIP: 0033:0x7f554b70590a
[ 262.476836][ T6245] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 262.496486][ T6245] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 262.505537][ T6245] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 262.513959][ T6245] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 262.521955][ T6245] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 262.529963][ T6245] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 262.537960][ T6245] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 262.546151][ T6245]
[ 262.551253][ T6245] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 262.565588][ T6245] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 262.687078][ T6250] loop1: detected capacity change from 0 to 32768
[ 262.730153][ T6249] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 262.737745][ T6249] CPU: 1 PID: 6249 Comm: syz.4.300 Not tainted 5.15.180-syzkaller #0
[ 262.745942][ T6249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 262.756069][ T6249] Call Trace:
[ 262.759369][ T6249]
[ 262.762320][ T6249] dump_stack_lvl+0x1e3/0x2d0
[ 262.767025][ T6249] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 262.772986][ T6249] ? panic+0x860/0x860
[ 262.777091][ T6249] ? sysfs_create_dir_ns+0x282/0x390
[ 262.782411][ T6249] sysfs_create_dir_ns+0x2c6/0x390
[ 262.787560][ T6249] ? sysfs_warn_dup+0xa0/0xa0
[ 262.792620][ T6249] ? do_raw_spin_unlock+0x137/0x8b0
[ 262.797837][ T6249] ? kobject_set_name_vargs+0xca/0x110
[ 262.803298][ T6249] kobject_add_internal+0x6e0/0xe00
[ 262.808502][ T6249] kobject_init_and_add+0x120/0x190
[ 262.813849][ T6249] ? lockdep_softirqs_off+0x420/0x420
[ 262.819247][ T6249] ? widen_string+0x3a/0x310
[ 262.823851][ T6249] ? kobject_add+0x210/0x210
[ 262.828468][ T6249] ? __init_swait_queue_head+0xaa/0x140
[ 262.834021][ T6249] gfs2_sys_fs_add+0x237/0x4a0
[ 262.838798][ T6249] ? gfs2_recover_set+0x240/0x240
[ 262.843825][ T6249] ? snprintf+0xd6/0x120
[ 262.848077][ T6249] ? vscnprintf+0x80/0x80
[ 262.852427][ T6249] ? read_word_at_a_time+0xe/0x20
[ 262.857816][ T6249] ? strscpy+0x89/0x220
[ 262.862004][ T6249] gfs2_fill_super+0x1299/0x2750
[ 262.866976][ T6249] ? gfs2_reconfigure+0xcf0/0xcf0
[ 262.872039][ T6249] ? ptr_to_hashval+0x60/0x60
[ 262.876742][ T6249] ? up_write+0x19d/0x580
[ 262.881117][ T6249] ? set_blocksize+0x1ec/0x370
[ 262.885905][ T6249] get_tree_bdev+0x3fe/0x620
[ 262.890517][ T6249] ? gfs2_reconfigure+0xcf0/0xcf0
[ 262.895762][ T6249] gfs2_get_tree+0x50/0x210
[ 262.900366][ T6249] ? bpf_lsm_capable+0x5/0x10
[ 262.905070][ T6249] vfs_get_tree+0x88/0x270
[ 262.909517][ T6249] do_new_mount+0x2ba/0xb40
[ 262.914041][ T6249] ? do_move_mount_old+0x160/0x160
[ 262.919182][ T6249] ? user_path_at_empty+0x12b/0x180
[ 262.924411][ T6249] __se_sys_mount+0x2d5/0x3c0
[ 262.929126][ T6249] ? __x64_sys_mount+0xc0/0xc0
[ 262.933903][ T6249] ? syscall_enter_from_user_mode+0x2e/0x240
[ 262.939911][ T6249] ? lockdep_hardirqs_on+0x94/0x130
[ 262.945148][ T6249] ? __x64_sys_mount+0x1c/0xc0
[ 262.950076][ T6249] do_syscall_64+0x3b/0xb0
[ 262.954521][ T6249] ? clear_bhb_loop+0x15/0x70
[ 262.959245][ T6249] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 262.965358][ T6249] RIP: 0033:0x7f93679ff90a
[ 262.969802][ T6249] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 262.989500][ T6249] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 262.997964][ T6249] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 263.005949][ T6249] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 263.013954][ T6249] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 263.021952][ T6249] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 263.029943][ T6249] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 263.038019][ T6249]
[ 263.042222][ T6249] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 263.055728][ T6249] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.063588][ T6250] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 263.071024][ T6250] CPU: 1 PID: 6250 Comm: syz.1.299 Not tainted 5.15.180-syzkaller #0
[ 263.079117][ T6250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 263.089285][ T6250] Call Trace:
[ 263.092615][ T6250]
[ 263.095578][ T6250] dump_stack_lvl+0x1e3/0x2d0
[ 263.100288][ T6250] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 263.105944][ T6250] ? panic+0x860/0x860
[ 263.110040][ T6250] ? sysfs_create_dir_ns+0x282/0x390
[ 263.115371][ T6250] sysfs_create_dir_ns+0x2c6/0x390
[ 263.120509][ T6250] ? sysfs_warn_dup+0xa0/0xa0
[ 263.125206][ T6250] ? do_raw_spin_unlock+0x137/0x8b0
[ 263.130450][ T6250] ? kobject_set_name_vargs+0xca/0x110
[ 263.135936][ T6250] kobject_add_internal+0x6e0/0xe00
[ 263.141173][ T6250] kobject_init_and_add+0x120/0x190
[ 263.146395][ T6250] ? lockdep_softirqs_off+0x420/0x420
[ 263.151873][ T6250] ? widen_string+0x3a/0x310
[ 263.156605][ T6250] ? kobject_add+0x210/0x210
[ 263.161233][ T6250] ? __init_swait_queue_head+0xaa/0x140
[ 263.165581][ T6246] loop0: detected capacity change from 0 to 32768
[ 263.166812][ T6250] gfs2_sys_fs_add+0x237/0x4a0
[ 263.178102][ T6250] ? gfs2_recover_set+0x240/0x240
[ 263.183164][ T6250] ? snprintf+0xd6/0x120
[ 263.187549][ T6250] ? vscnprintf+0x80/0x80
[ 263.191922][ T6250] ? read_word_at_a_time+0xe/0x20
[ 263.196973][ T6250] ? strscpy+0x89/0x220
[ 263.201153][ T6250] gfs2_fill_super+0x1299/0x2750
[ 263.206253][ T6250] ? gfs2_reconfigure+0xcf0/0xcf0
[ 263.211318][ T6250] ? ptr_to_hashval+0x60/0x60
[ 263.216164][ T6250] ? up_write+0x19d/0x580
[ 263.220544][ T6250] ? set_blocksize+0x1ec/0x370
[ 263.225418][ T6250] get_tree_bdev+0x3fe/0x620
[ 263.230053][ T6250] ? gfs2_reconfigure+0xcf0/0xcf0
[ 263.235150][ T6250] gfs2_get_tree+0x50/0x210
[ 263.239670][ T6250] ? bpf_lsm_capable+0x5/0x10
[ 263.244356][ T6250] vfs_get_tree+0x88/0x270
[ 263.248802][ T6250] do_new_mount+0x2ba/0xb40
[ 263.253439][ T6250] ? do_move_mount_old+0x160/0x160
[ 263.258560][ T6250] ? user_path_at_empty+0x12b/0x180
[ 263.263807][ T6250] __se_sys_mount+0x2d5/0x3c0
[ 263.268544][ T6250] ? __x64_sys_mount+0xc0/0xc0
[ 263.273347][ T6250] ? syscall_enter_from_user_mode+0x2e/0x240
[ 263.279337][ T6250] ? lockdep_hardirqs_on+0x94/0x130
[ 263.284574][ T6250] ? __x64_sys_mount+0x1c/0xc0
[ 263.289361][ T6250] do_syscall_64+0x3b/0xb0
[ 263.293789][ T6250] ? clear_bhb_loop+0x15/0x70
[ 263.298491][ T6250] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 263.304500][ T6250] RIP: 0033:0x7f2cfa9de90a
[ 263.309028][ T6250] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 263.328639][ T6250] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.337193][ T6250] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 263.345599][ T6250] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 263.353668][ T6250] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 263.361651][ T6250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 263.369633][ T6250] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 263.377742][ T6250]
[ 263.380888][ T6250] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 263.394034][ T6250] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.473768][ T6246] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 263.481280][ T6246] CPU: 0 PID: 6246 Comm: syz.0.296 Not tainted 5.15.180-syzkaller #0
[ 263.489374][ T6246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 263.499717][ T6246] Call Trace:
[ 263.503034][ T6246]
[ 263.505977][ T6246] dump_stack_lvl+0x1e3/0x2d0
[ 263.510679][ T6246] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 263.516345][ T6246] ? panic+0x860/0x860
[ 263.520459][ T6246] ? sysfs_create_dir_ns+0x282/0x390
[ 263.525781][ T6246] sysfs_create_dir_ns+0x2c6/0x390
[ 263.530979][ T6246] ? sysfs_warn_dup+0xa0/0xa0
[ 263.535691][ T6246] ? do_raw_spin_unlock+0x137/0x8b0
[ 263.540925][ T6246] ? kobject_set_name_vargs+0xca/0x110
[ 263.546430][ T6246] kobject_add_internal+0x6e0/0xe00
[ 263.551667][ T6246] kobject_init_and_add+0x120/0x190
[ 263.556898][ T6246] ? lockdep_softirqs_off+0x420/0x420
[ 263.562312][ T6246] ? widen_string+0x3a/0x310
[ 263.567024][ T6246] ? kobject_add+0x210/0x210
[ 263.571651][ T6246] ? __init_swait_queue_head+0xaa/0x140
[ 263.577265][ T6246] gfs2_sys_fs_add+0x237/0x4a0
[ 263.582065][ T6246] ? gfs2_recover_set+0x240/0x240
[ 263.587167][ T6246] ? snprintf+0xd6/0x120
[ 263.591546][ T6246] ? vscnprintf+0x80/0x80
[ 263.595917][ T6246] ? read_word_at_a_time+0xe/0x20
[ 263.600981][ T6246] ? strscpy+0x89/0x220
[ 263.605181][ T6246] gfs2_fill_super+0x1299/0x2750
[ 263.610170][ T6246] ? gfs2_reconfigure+0xcf0/0xcf0
[ 263.615238][ T6246] ? ptr_to_hashval+0x60/0x60
[ 263.619946][ T6246] ? up_write+0x19d/0x580
[ 263.624328][ T6246] ? set_blocksize+0x1ec/0x370
[ 263.629143][ T6246] get_tree_bdev+0x3fe/0x620
[ 263.633755][ T6246] ? gfs2_reconfigure+0xcf0/0xcf0
[ 263.638810][ T6246] gfs2_get_tree+0x50/0x210
[ 263.643347][ T6246] ? bpf_lsm_capable+0x5/0x10
[ 263.648063][ T6246] vfs_get_tree+0x88/0x270
[ 263.652508][ T6246] do_new_mount+0x2ba/0xb40
[ 263.657037][ T6246] ? do_move_mount_old+0x160/0x160
[ 263.662181][ T6246] ? user_path_at_empty+0x12b/0x180
[ 263.667412][ T6246] __se_sys_mount+0x2d5/0x3c0
[ 263.672128][ T6246] ? __x64_sys_mount+0xc0/0xc0
[ 263.676924][ T6246] ? syscall_enter_from_user_mode+0x2e/0x240
[ 263.682934][ T6246] ? lockdep_hardirqs_on+0x94/0x130
[ 263.688165][ T6246] ? __x64_sys_mount+0x1c/0xc0
[ 263.692960][ T6246] do_syscall_64+0x3b/0xb0
[ 263.697420][ T6246] ? clear_bhb_loop+0x15/0x70
[ 263.702303][ T6246] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 263.708307][ T6246] RIP: 0033:0x7f41cdd0190a
[ 263.712835][ T6246] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 263.732457][ T6246] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 263.740980][ T6246] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 263.748996][ T6246] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 263.756997][ T6246] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 263.765174][ T6246] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 263.773282][ T6246] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 263.781325][ T6246]
[ 263.785610][ T6246] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 263.799190][ T6246] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 263.925542][ T6252] loop3: detected capacity change from 0 to 32768
[ 264.154245][ T6254] loop5: detected capacity change from 0 to 32768
[ 264.164572][ T6252] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 264.172140][ T6252] CPU: 1 PID: 6252 Comm: syz.3.301 Not tainted 5.15.180-syzkaller #0
[ 264.180233][ T6252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 264.190311][ T6252] Call Trace:
[ 264.193609][ T6252]
[ 264.196551][ T6252] dump_stack_lvl+0x1e3/0x2d0
[ 264.201341][ T6252] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 264.207086][ T6252] ? panic+0x860/0x860
[ 264.211185][ T6252] ? sysfs_create_dir_ns+0x282/0x390
[ 264.216492][ T6252] sysfs_create_dir_ns+0x2c6/0x390
[ 264.221628][ T6252] ? sysfs_warn_dup+0xa0/0xa0
[ 264.226326][ T6252] ? do_raw_spin_unlock+0x137/0x8b0
[ 264.231560][ T6252] ? kobject_set_name_vargs+0xca/0x110
[ 264.237042][ T6252] kobject_add_internal+0x6e0/0xe00
[ 264.242274][ T6252] kobject_init_and_add+0x120/0x190
[ 264.247490][ T6252] ? lockdep_softirqs_off+0x420/0x420
[ 264.252885][ T6252] ? widen_string+0x3a/0x310
[ 264.257516][ T6252] ? kobject_add+0x210/0x210
[ 264.262144][ T6252] ? __init_swait_queue_head+0xaa/0x140
[ 264.267728][ T6252] gfs2_sys_fs_add+0x237/0x4a0
[ 264.272524][ T6252] ? gfs2_recover_set+0x240/0x240
[ 264.277577][ T6252] ? snprintf+0xd6/0x120
[ 264.281857][ T6252] ? vscnprintf+0x80/0x80
[ 264.286226][ T6252] ? read_word_at_a_time+0xe/0x20
[ 264.291288][ T6252] ? strscpy+0x89/0x220
[ 264.295655][ T6252] gfs2_fill_super+0x1299/0x2750
[ 264.300738][ T6252] ? gfs2_reconfigure+0xcf0/0xcf0
[ 264.305830][ T6252] ? ptr_to_hashval+0x60/0x60
[ 264.310541][ T6252] ? up_write+0x19d/0x580
[ 264.314926][ T6252] ? set_blocksize+0x1ec/0x370
[ 264.319733][ T6252] get_tree_bdev+0x3fe/0x620
[ 264.324363][ T6252] ? gfs2_reconfigure+0xcf0/0xcf0
[ 264.329424][ T6252] gfs2_get_tree+0x50/0x210
[ 264.334099][ T6252] ? bpf_lsm_capable+0x5/0x10
[ 264.338815][ T6252] vfs_get_tree+0x88/0x270
[ 264.343269][ T6252] do_new_mount+0x2ba/0xb40
[ 264.347811][ T6252] ? do_move_mount_old+0x160/0x160
[ 264.352964][ T6252] ? user_path_at_empty+0x12b/0x180
[ 264.358292][ T6252] __se_sys_mount+0x2d5/0x3c0
[ 264.363125][ T6252] ? __x64_sys_mount+0xc0/0xc0
[ 264.367930][ T6252] ? syscall_enter_from_user_mode+0x2e/0x240
[ 264.373940][ T6252] ? lockdep_hardirqs_on+0x94/0x130
[ 264.379169][ T6252] ? __x64_sys_mount+0x1c/0xc0
[ 264.383958][ T6252] do_syscall_64+0x3b/0xb0
[ 264.388393][ T6252] ? clear_bhb_loop+0x15/0x70
[ 264.393099][ T6252] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 264.399016][ T6252] RIP: 0033:0x7f554b70590a
[ 264.403455][ T6252] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 264.423172][ T6252] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 264.431619][ T6252] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 264.439615][ T6252] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 264.447615][ T6252] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 264.455698][ T6252] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 264.463684][ T6252] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 264.471809][ T6252]
[ 264.477305][ T6252] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 264.490567][ T6252] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 264.804060][ T6254] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 264.811493][ T6254] CPU: 0 PID: 6254 Comm: syz.5.302 Not tainted 5.15.180-syzkaller #0
[ 264.819580][ T6254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 264.829783][ T6254] Call Trace:
[ 264.833085][ T6254]
[ 264.836043][ T6254] dump_stack_lvl+0x1e3/0x2d0
[ 264.840749][ T6254] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 264.842121][ T6260] loop0: detected capacity change from 0 to 32768
[ 264.846409][ T6254] ? panic+0x860/0x860
[ 264.846437][ T6254] ? sysfs_create_dir_ns+0x282/0x390
[ 264.862314][ T6254] sysfs_create_dir_ns+0x2c6/0x390
[ 264.867584][ T6254] ? sysfs_warn_dup+0xa0/0xa0
[ 264.872291][ T6254] ? do_raw_spin_unlock+0x137/0x8b0
[ 264.877507][ T6254] ? kobject_set_name_vargs+0xca/0x110
[ 264.882988][ T6254] kobject_add_internal+0x6e0/0xe00
[ 264.888192][ T6254] kobject_init_and_add+0x120/0x190
[ 264.893437][ T6254] ? lockdep_softirqs_off+0x420/0x420
[ 264.898820][ T6254] ? widen_string+0x3a/0x310
[ 264.903425][ T6254] ? kobject_add+0x210/0x210
[ 264.908108][ T6254] ? __init_swait_queue_head+0xaa/0x140
[ 264.913702][ T6254] gfs2_sys_fs_add+0x237/0x4a0
[ 264.918499][ T6254] ? gfs2_recover_set+0x240/0x240
[ 264.923585][ T6254] ? snprintf+0xd6/0x120
[ 264.928034][ T6254] ? vscnprintf+0x80/0x80
[ 264.932384][ T6254] ? read_word_at_a_time+0xe/0x20
[ 264.937427][ T6254] ? strscpy+0x89/0x220
[ 264.941791][ T6254] gfs2_fill_super+0x1299/0x2750
[ 264.946866][ T6254] ? gfs2_reconfigure+0xcf0/0xcf0
[ 264.951894][ T6254] ? ptr_to_hashval+0x60/0x60
[ 264.956576][ T6254] ? up_write+0x19d/0x580
[ 264.960916][ T6254] ? set_blocksize+0x1ec/0x370
[ 264.965785][ T6254] get_tree_bdev+0x3fe/0x620
[ 264.970398][ T6254] ? gfs2_reconfigure+0xcf0/0xcf0
[ 264.975446][ T6254] gfs2_get_tree+0x50/0x210
[ 264.979990][ T6254] ? bpf_lsm_capable+0x5/0x10
[ 264.984678][ T6254] vfs_get_tree+0x88/0x270
[ 264.989140][ T6254] do_new_mount+0x2ba/0xb40
[ 264.993678][ T6254] ? do_move_mount_old+0x160/0x160
[ 264.998801][ T6254] ? user_path_at_empty+0x12b/0x180
[ 265.004057][ T6254] __se_sys_mount+0x2d5/0x3c0
[ 265.008738][ T6254] ? __x64_sys_mount+0xc0/0xc0
[ 265.013592][ T6254] ? syscall_enter_from_user_mode+0x2e/0x240
[ 265.019580][ T6254] ? lockdep_hardirqs_on+0x94/0x130
[ 265.024812][ T6254] ? __x64_sys_mount+0x1c/0xc0
[ 265.029612][ T6254] do_syscall_64+0x3b/0xb0
[ 265.034150][ T6254] ? clear_bhb_loop+0x15/0x70
[ 265.038948][ T6254] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 265.044887][ T6254] RIP: 0033:0x7f7c06b8090a
[ 265.049312][ T6254] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 265.069209][ T6254] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.077842][ T6254] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 265.086104][ T6254] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 265.094380][ T6254] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 265.102361][ T6254] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 265.110437][ T6254] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 265.118452][ T6254]
[ 265.122928][ T6254] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.136621][ T6254] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 265.171520][ T6258] loop4: detected capacity change from 0 to 32768
[ 265.208030][ T6260] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.216613][ T6260] CPU: 0 PID: 6260 Comm: syz.0.305 Not tainted 5.15.180-syzkaller #0
[ 265.224718][ T6260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 265.234879][ T6260] Call Trace:
[ 265.238195][ T6260]
[ 265.241143][ T6260] dump_stack_lvl+0x1e3/0x2d0
[ 265.245850][ T6260] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 265.251497][ T6260] ? panic+0x860/0x860
[ 265.255582][ T6260] ? sysfs_create_dir_ns+0x282/0x390
[ 265.260894][ T6260] sysfs_create_dir_ns+0x2c6/0x390
[ 265.266046][ T6260] ? sysfs_warn_dup+0xa0/0xa0
[ 265.270770][ T6260] ? do_raw_spin_unlock+0x137/0x8b0
[ 265.276227][ T6260] ? kobject_set_name_vargs+0xca/0x110
[ 265.281735][ T6260] kobject_add_internal+0x6e0/0xe00
[ 265.286975][ T6260] kobject_init_and_add+0x120/0x190
[ 265.292203][ T6260] ? lockdep_softirqs_off+0x420/0x420
[ 265.297606][ T6260] ? widen_string+0x3a/0x310
[ 265.302232][ T6260] ? kobject_add+0x210/0x210
[ 265.306871][ T6260] ? __init_swait_queue_head+0xaa/0x140
[ 265.312535][ T6260] gfs2_sys_fs_add+0x237/0x4a0
[ 265.317339][ T6260] ? gfs2_recover_set+0x240/0x240
[ 265.322398][ T6260] ? snprintf+0xd6/0x120
[ 265.326679][ T6260] ? vscnprintf+0x80/0x80
[ 265.331042][ T6260] ? read_word_at_a_time+0xe/0x20
[ 265.336092][ T6260] ? strscpy+0x89/0x220
[ 265.340363][ T6260] gfs2_fill_super+0x1299/0x2750
[ 265.345356][ T6260] ? gfs2_reconfigure+0xcf0/0xcf0
[ 265.350417][ T6260] ? ptr_to_hashval+0x60/0x60
[ 265.355138][ T6260] ? up_write+0x19d/0x580
[ 265.359517][ T6260] ? set_blocksize+0x1ec/0x370
[ 265.364315][ T6260] get_tree_bdev+0x3fe/0x620
[ 265.368925][ T6260] ? gfs2_reconfigure+0xcf0/0xcf0
[ 265.373970][ T6260] gfs2_get_tree+0x50/0x210
[ 265.378494][ T6260] ? bpf_lsm_capable+0x5/0x10
[ 265.383192][ T6260] vfs_get_tree+0x88/0x270
[ 265.387634][ T6260] do_new_mount+0x2ba/0xb40
[ 265.392164][ T6260] ? do_move_mount_old+0x160/0x160
[ 265.397299][ T6260] ? user_path_at_empty+0x12b/0x180
[ 265.402521][ T6260] __se_sys_mount+0x2d5/0x3c0
[ 265.407225][ T6260] ? __x64_sys_mount+0xc0/0xc0
[ 265.412012][ T6260] ? syscall_enter_from_user_mode+0x2e/0x240
[ 265.418103][ T6260] ? lockdep_hardirqs_on+0x94/0x130
[ 265.423328][ T6260] ? __x64_sys_mount+0x1c/0xc0
[ 265.428128][ T6260] do_syscall_64+0x3b/0xb0
[ 265.432559][ T6260] ? clear_bhb_loop+0x15/0x70
[ 265.437392][ T6260] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 265.443305][ T6260] RIP: 0033:0x7f41cdd0190a
[ 265.444551][ T6259] loop1: detected capacity change from 0 to 32768
[ 265.447732][ T6260] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 265.473872][ T6260] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.482319][ T6260] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 265.490399][ T6260] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 265.498460][ T6260] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 265.506457][ T6260] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 265.514449][ T6260] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 265.522444][ T6260]
[ 265.528178][ T6260] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.541441][ T6260] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 265.553135][ T6258] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.561891][ T6258] CPU: 1 PID: 6258 Comm: syz.4.303 Not tainted 5.15.180-syzkaller #0
[ 265.569997][ T6258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 265.580102][ T6258] Call Trace:
[ 265.583408][ T6258]
[ 265.586355][ T6258] dump_stack_lvl+0x1e3/0x2d0
[ 265.591067][ T6258] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 265.596723][ T6258] ? panic+0x860/0x860
[ 265.600823][ T6258] ? sysfs_create_dir_ns+0x282/0x390
[ 265.606132][ T6258] sysfs_create_dir_ns+0x2c6/0x390
[ 265.611273][ T6258] ? sysfs_warn_dup+0xa0/0xa0
[ 265.615994][ T6258] ? do_raw_spin_unlock+0x137/0x8b0
[ 265.621211][ T6258] ? kobject_set_name_vargs+0xca/0x110
[ 265.626702][ T6258] kobject_add_internal+0x6e0/0xe00
[ 265.631931][ T6258] kobject_init_and_add+0x120/0x190
[ 265.637147][ T6258] ? lockdep_softirqs_off+0x420/0x420
[ 265.642541][ T6258] ? widen_string+0x3a/0x310
[ 265.647169][ T6258] ? kobject_add+0x210/0x210
[ 265.651806][ T6258] ? __init_swait_queue_head+0xaa/0x140
[ 265.657389][ T6258] gfs2_sys_fs_add+0x237/0x4a0
[ 265.662183][ T6258] ? gfs2_recover_set+0x240/0x240
[ 265.667238][ T6258] ? snprintf+0xd6/0x120
[ 265.671520][ T6258] ? vscnprintf+0x80/0x80
[ 265.675974][ T6258] ? read_word_at_a_time+0xe/0x20
[ 265.681020][ T6258] ? strscpy+0x89/0x220
[ 265.685197][ T6258] gfs2_fill_super+0x1299/0x2750
[ 265.690200][ T6258] ? gfs2_reconfigure+0xcf0/0xcf0
[ 265.695261][ T6258] ? ptr_to_hashval+0x60/0x60
[ 265.699963][ T6258] ? up_write+0x19d/0x580
[ 265.704332][ T6258] ? set_blocksize+0x1ec/0x370
[ 265.709123][ T6258] get_tree_bdev+0x3fe/0x620
[ 265.713769][ T6258] ? gfs2_reconfigure+0xcf0/0xcf0
[ 265.718822][ T6258] gfs2_get_tree+0x50/0x210
[ 265.723356][ T6258] ? bpf_lsm_capable+0x5/0x10
[ 265.728069][ T6258] vfs_get_tree+0x88/0x270
[ 265.732561][ T6258] do_new_mount+0x2ba/0xb40
[ 265.737095][ T6258] ? do_move_mount_old+0x160/0x160
[ 265.742245][ T6258] ? user_path_at_empty+0x12b/0x180
[ 265.747479][ T6258] __se_sys_mount+0x2d5/0x3c0
[ 265.752195][ T6258] ? __x64_sys_mount+0xc0/0xc0
[ 265.756990][ T6258] ? syscall_enter_from_user_mode+0x2e/0x240
[ 265.763091][ T6258] ? lockdep_hardirqs_on+0x94/0x130
[ 265.768409][ T6258] ? __x64_sys_mount+0x1c/0xc0
[ 265.773202][ T6258] do_syscall_64+0x3b/0xb0
[ 265.777706][ T6258] ? clear_bhb_loop+0x15/0x70
[ 265.782412][ T6258] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 265.788447][ T6258] RIP: 0033:0x7f93679ff90a
[ 265.793417][ T6258] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 265.813046][ T6258] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 265.821493][ T6258] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 265.829629][ T6258] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 265.837808][ T6258] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 265.845811][ T6258] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 265.854024][ T6258] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 265.862152][ T6258]
[ 265.866085][ T6258] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 265.880094][ T6258] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 265.929126][ T6259] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 265.936988][ T6259] CPU: 1 PID: 6259 Comm: syz.1.304 Not tainted 5.15.180-syzkaller #0
[ 265.945092][ T6259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 265.955260][ T6259] Call Trace:
[ 265.958560][ T6259]
[ 265.961500][ T6259] dump_stack_lvl+0x1e3/0x2d0
[ 265.966208][ T6259] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 265.971954][ T6259] ? panic+0x860/0x860
[ 265.976073][ T6259] ? sysfs_create_dir_ns+0x282/0x390
[ 265.981411][ T6259] sysfs_create_dir_ns+0x2c6/0x390
[ 265.986564][ T6259] ? sysfs_warn_dup+0xa0/0xa0
[ 265.991269][ T6259] ? do_raw_spin_unlock+0x137/0x8b0
[ 265.996493][ T6259] ? kobject_set_name_vargs+0xca/0x110
[ 266.002080][ T6259] kobject_add_internal+0x6e0/0xe00
[ 266.007423][ T6259] kobject_init_and_add+0x120/0x190
[ 266.012645][ T6259] ? lockdep_softirqs_off+0x420/0x420
[ 266.018049][ T6259] ? widen_string+0x3a/0x310
[ 266.022850][ T6259] ? kobject_add+0x210/0x210
[ 266.027475][ T6259] ? __init_swait_queue_head+0xaa/0x140
[ 266.033069][ T6259] gfs2_sys_fs_add+0x237/0x4a0
[ 266.037871][ T6259] ? gfs2_recover_set+0x240/0x240
[ 266.042943][ T6259] ? snprintf+0xd6/0x120
[ 266.047311][ T6259] ? vscnprintf+0x80/0x80
[ 266.051672][ T6259] ? read_word_at_a_time+0xe/0x20
[ 266.056719][ T6259] ? strscpy+0x89/0x220
[ 266.060936][ T6259] gfs2_fill_super+0x1299/0x2750
[ 266.066052][ T6259] ? gfs2_reconfigure+0xcf0/0xcf0
[ 266.071113][ T6259] ? ptr_to_hashval+0x60/0x60
[ 266.075819][ T6259] ? up_write+0x19d/0x580
[ 266.080187][ T6259] ? set_blocksize+0x1ec/0x370
[ 266.084980][ T6259] get_tree_bdev+0x3fe/0x620
[ 266.089590][ T6259] ? gfs2_reconfigure+0xcf0/0xcf0
[ 266.094641][ T6259] gfs2_get_tree+0x50/0x210
[ 266.099306][ T6259] ? bpf_lsm_capable+0x5/0x10
[ 266.104111][ T6259] vfs_get_tree+0x88/0x270
[ 266.108738][ T6259] do_new_mount+0x2ba/0xb40
[ 266.113277][ T6259] ? do_move_mount_old+0x160/0x160
[ 266.118427][ T6259] ? user_path_at_empty+0x12b/0x180
[ 266.123741][ T6259] __se_sys_mount+0x2d5/0x3c0
[ 266.128568][ T6259] ? __x64_sys_mount+0xc0/0xc0
[ 266.133446][ T6259] ? syscall_enter_from_user_mode+0x2e/0x240
[ 266.139447][ T6259] ? lockdep_hardirqs_on+0x94/0x130
[ 266.144674][ T6259] ? __x64_sys_mount+0x1c/0xc0
[ 266.149596][ T6259] do_syscall_64+0x3b/0xb0
[ 266.154034][ T6259] ? clear_bhb_loop+0x15/0x70
[ 266.158732][ T6259] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 266.159594][ T6262] loop3: detected capacity change from 0 to 32768
[ 266.164779][ T6259] RIP: 0033:0x7f2cfa9de90a
[ 266.164804][ T6259] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 266.164823][ T6259] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 266.204198][ T6259] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 266.212205][ T6259] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 266.220203][ T6259] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 266.228198][ T6259] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 266.236197][ T6259] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 266.244218][ T6259]
[ 266.247450][ T6259] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 266.260606][ T6259] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 266.528561][ T6262] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 266.536128][ T6262] CPU: 1 PID: 6262 Comm: syz.3.306 Not tainted 5.15.180-syzkaller #0
[ 266.544227][ T6262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 266.554650][ T6262] Call Trace:
[ 266.557956][ T6262]
[ 266.560912][ T6262] dump_stack_lvl+0x1e3/0x2d0
[ 266.565616][ T6262] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 266.571273][ T6262] ? panic+0x860/0x860
[ 266.575390][ T6262] ? sysfs_create_dir_ns+0x282/0x390
[ 266.580756][ T6262] sysfs_create_dir_ns+0x2c6/0x390
[ 266.585889][ T6262] ? sysfs_warn_dup+0xa0/0xa0
[ 266.590587][ T6262] ? do_raw_spin_unlock+0x137/0x8b0
[ 266.595803][ T6262] ? kobject_set_name_vargs+0xca/0x110
[ 266.601288][ T6262] kobject_add_internal+0x6e0/0xe00
[ 266.606519][ T6262] kobject_init_and_add+0x120/0x190
[ 266.611733][ T6262] ? lockdep_softirqs_off+0x420/0x420
[ 266.614025][ T6264] loop5: detected capacity change from 0 to 32768
[ 266.617125][ T6262] ? widen_string+0x3a/0x310
[ 266.628235][ T6262] ? kobject_add+0x210/0x210
[ 266.632854][ T6262] ? __init_swait_queue_head+0xaa/0x140
[ 266.638539][ T6262] gfs2_sys_fs_add+0x237/0x4a0
[ 266.643336][ T6262] ? gfs2_recover_set+0x240/0x240
[ 266.648394][ T6262] ? snprintf+0xd6/0x120
[ 266.652680][ T6262] ? vscnprintf+0x80/0x80
[ 266.657045][ T6262] ? read_word_at_a_time+0xe/0x20
[ 266.662096][ T6262] ? strscpy+0x89/0x220
[ 266.666381][ T6262] gfs2_fill_super+0x1299/0x2750
[ 266.671470][ T6262] ? gfs2_reconfigure+0xcf0/0xcf0
[ 266.676611][ T6262] ? ptr_to_hashval+0x60/0x60
[ 266.681318][ T6262] ? up_write+0x19d/0x580
[ 266.685700][ T6262] ? set_blocksize+0x1ec/0x370
[ 266.690496][ T6262] get_tree_bdev+0x3fe/0x620
[ 266.695114][ T6262] ? gfs2_reconfigure+0xcf0/0xcf0
[ 266.700171][ T6262] gfs2_get_tree+0x50/0x210
[ 266.704700][ T6262] ? bpf_lsm_capable+0x5/0x10
[ 266.709402][ T6262] vfs_get_tree+0x88/0x270
[ 266.713850][ T6262] do_new_mount+0x2ba/0xb40
[ 266.718376][ T6262] ? do_move_mount_old+0x160/0x160
[ 266.723508][ T6262] ? user_path_at_empty+0x12b/0x180
[ 266.728731][ T6262] __se_sys_mount+0x2d5/0x3c0
[ 266.733547][ T6262] ? __x64_sys_mount+0xc0/0xc0
[ 266.738342][ T6262] ? syscall_enter_from_user_mode+0x2e/0x240
[ 266.744347][ T6262] ? lockdep_hardirqs_on+0x94/0x130
[ 266.749574][ T6262] ? __x64_sys_mount+0x1c/0xc0
[ 266.754448][ T6262] do_syscall_64+0x3b/0xb0
[ 266.758891][ T6262] ? clear_bhb_loop+0x15/0x70
[ 266.763681][ T6262] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 266.769608][ T6262] RIP: 0033:0x7f554b70590a
[ 266.774045][ T6262] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 266.793676][ T6262] RSP: 002b:00007f554a974e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 266.802116][ T6262] RAX: ffffffffffffffda RBX: 00007f554a974ef0 RCX: 00007f554b70590a
[ 266.810141][ T6262] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a974eb0
[ 266.818131][ T6262] RBP: 0000200000000400 R08: 00007f554a974ef0 R09: 0000000000000000
[ 266.826129][ T6262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 266.834125][ T6262] R13: 00007f554a974eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 266.842157][ T6262]
[ 266.847275][ T6262] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 266.861058][ T6262] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/04/13 18:19:44 executed programs: 302
[ 267.009455][ T6266] loop0: detected capacity change from 0 to 32768
[ 267.020871][ T6264] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 267.028514][ T6264] CPU: 1 PID: 6264 Comm: syz.5.307 Not tainted 5.15.180-syzkaller #0
[ 267.036697][ T6264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 267.046786][ T6264] Call Trace:
[ 267.050082][ T6264]
[ 267.053030][ T6264] dump_stack_lvl+0x1e3/0x2d0
[ 267.057736][ T6264] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 267.063401][ T6264] ? panic+0x860/0x860
[ 267.067499][ T6264] ? sysfs_create_dir_ns+0x282/0x390
[ 267.072829][ T6264] sysfs_create_dir_ns+0x2c6/0x390
[ 267.077970][ T6264] ? sysfs_warn_dup+0xa0/0xa0
[ 267.082677][ T6264] ? do_raw_spin_unlock+0x137/0x8b0
[ 267.087908][ T6264] ? kobject_set_name_vargs+0xca/0x110
[ 267.093394][ T6264] kobject_add_internal+0x6e0/0xe00
[ 267.098622][ T6264] kobject_init_and_add+0x120/0x190
[ 267.103841][ T6264] ? lockdep_softirqs_off+0x420/0x420
[ 267.109239][ T6264] ? widen_string+0x3a/0x310
[ 267.113853][ T6264] ? kobject_add+0x210/0x210
[ 267.118465][ T6264] ? __init_swait_queue_head+0xaa/0x140
[ 267.124040][ T6264] gfs2_sys_fs_add+0x237/0x4a0
[ 267.128843][ T6264] ? gfs2_recover_set+0x240/0x240
[ 267.133899][ T6264] ? snprintf+0xd6/0x120
[ 267.138205][ T6264] ? vscnprintf+0x80/0x80
[ 267.142668][ T6264] ? read_word_at_a_time+0xe/0x20
[ 267.147718][ T6264] ? strscpy+0x89/0x220
[ 267.151898][ T6264] gfs2_fill_super+0x1299/0x2750
[ 267.156871][ T6264] ? gfs2_reconfigure+0xcf0/0xcf0
[ 267.161910][ T6264] ? ptr_to_hashval+0x60/0x60
[ 267.166611][ T6264] ? up_write+0x19d/0x580
[ 267.171020][ T6264] ? set_blocksize+0x1ec/0x370
[ 267.175814][ T6264] get_tree_bdev+0x3fe/0x620
[ 267.180506][ T6264] ? gfs2_reconfigure+0xcf0/0xcf0
[ 267.185546][ T6264] gfs2_get_tree+0x50/0x210
[ 267.190120][ T6264] ? bpf_lsm_capable+0x5/0x10
[ 267.194828][ T6264] vfs_get_tree+0x88/0x270
[ 267.199361][ T6264] do_new_mount+0x2ba/0xb40
[ 267.203892][ T6264] ? do_move_mount_old+0x160/0x160
[ 267.209117][ T6264] ? user_path_at_empty+0x12b/0x180
[ 267.214427][ T6264] __se_sys_mount+0x2d5/0x3c0
[ 267.219221][ T6264] ? __x64_sys_mount+0xc0/0xc0
[ 267.224016][ T6264] ? syscall_enter_from_user_mode+0x2e/0x240
[ 267.230026][ T6264] ? lockdep_hardirqs_on+0x94/0x130
[ 267.235250][ T6264] ? __x64_sys_mount+0x1c/0xc0
[ 267.240067][ T6264] do_syscall_64+0x3b/0xb0
[ 267.244547][ T6264] ? clear_bhb_loop+0x15/0x70
[ 267.249251][ T6264] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 267.255168][ T6264] RIP: 0033:0x7f7c06b8090a
[ 267.259603][ T6264] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 267.279230][ T6264] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 267.287673][ T6264] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 267.295666][ T6264] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 267.303656][ T6264] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 267.311644][ T6264] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 267.319635][ T6264] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 267.327638][ T6264]
[ 267.332330][ T6264] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.345500][ T6264] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 267.368002][ T6268] loop4: detected capacity change from 0 to 32768
[ 267.396882][ T6266] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 267.404404][ T6266] CPU: 0 PID: 6266 Comm: syz.0.308 Not tainted 5.15.180-syzkaller #0
[ 267.412681][ T6266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 267.422774][ T6266] Call Trace:
[ 267.426091][ T6266]
[ 267.429150][ T6266] dump_stack_lvl+0x1e3/0x2d0
[ 267.433867][ T6266] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 267.439703][ T6266] ? panic+0x860/0x860
[ 267.443801][ T6266] ? sysfs_create_dir_ns+0x282/0x390
[ 267.449205][ T6266] sysfs_create_dir_ns+0x2c6/0x390
[ 267.454349][ T6266] ? sysfs_warn_dup+0xa0/0xa0
[ 267.459084][ T6266] ? do_raw_spin_unlock+0x137/0x8b0
[ 267.464396][ T6266] ? kobject_set_name_vargs+0xca/0x110
[ 267.469888][ T6266] kobject_add_internal+0x6e0/0xe00
[ 267.475147][ T6266] kobject_init_and_add+0x120/0x190
[ 267.480369][ T6266] ? lockdep_softirqs_off+0x420/0x420
[ 267.485757][ T6266] ? widen_string+0x3a/0x310
[ 267.490378][ T6266] ? kobject_add+0x210/0x210
[ 267.494995][ T6266] ? __init_swait_queue_head+0xaa/0x140
[ 267.500566][ T6266] gfs2_sys_fs_add+0x237/0x4a0
[ 267.505354][ T6266] ? gfs2_recover_set+0x240/0x240
[ 267.510434][ T6266] ? snprintf+0xd6/0x120
[ 267.514698][ T6266] ? vscnprintf+0x80/0x80
[ 267.519179][ T6266] ? read_word_at_a_time+0xe/0x20
[ 267.524217][ T6266] ? strscpy+0x89/0x220
[ 267.528386][ T6266] gfs2_fill_super+0x1299/0x2750
[ 267.533355][ T6266] ? gfs2_reconfigure+0xcf0/0xcf0
[ 267.538571][ T6266] ? ptr_to_hashval+0x60/0x60
[ 267.543268][ T6266] ? up_write+0x19d/0x580
[ 267.547641][ T6266] ? set_blocksize+0x1ec/0x370
[ 267.552445][ T6266] get_tree_bdev+0x3fe/0x620
[ 267.557055][ T6266] ? gfs2_reconfigure+0xcf0/0xcf0
[ 267.562110][ T6266] gfs2_get_tree+0x50/0x210
[ 267.566640][ T6266] ? bpf_lsm_capable+0x5/0x10
[ 267.571359][ T6266] vfs_get_tree+0x88/0x270
[ 267.575815][ T6266] do_new_mount+0x2ba/0xb40
[ 267.580347][ T6266] ? do_move_mount_old+0x160/0x160
[ 267.585576][ T6266] ? user_path_at_empty+0x12b/0x180
[ 267.590812][ T6266] __se_sys_mount+0x2d5/0x3c0
[ 267.595518][ T6266] ? __x64_sys_mount+0xc0/0xc0
[ 267.600303][ T6266] ? syscall_enter_from_user_mode+0x2e/0x240
[ 267.606305][ T6266] ? lockdep_hardirqs_on+0x94/0x130
[ 267.611617][ T6266] ? __x64_sys_mount+0x1c/0xc0
[ 267.616406][ T6266] do_syscall_64+0x3b/0xb0
[ 267.620846][ T6266] ? clear_bhb_loop+0x15/0x70
[ 267.625752][ T6266] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 267.631674][ T6266] RIP: 0033:0x7f41cdd0190a
[ 267.636114][ T6266] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 267.655785][ T6266] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 267.664240][ T6266] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 267.672233][ T6266] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 267.680224][ T6266] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 267.688208][ T6266] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 267.696195][ T6266] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 267.704200][ T6266]
[ 267.708506][ T6266] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 267.721676][ T6266] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 267.725960][ T6270] loop1: detected capacity change from 0 to 32768
[ 267.748414][ T6268] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 267.755889][ T6268] CPU: 0 PID: 6268 Comm: syz.4.309 Not tainted 5.15.180-syzkaller #0
[ 267.764061][ T6268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 267.774140][ T6268] Call Trace:
[ 267.777432][ T6268]
[ 267.780376][ T6268] dump_stack_lvl+0x1e3/0x2d0
[ 267.785160][ T6268] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 267.790897][ T6268] ? panic+0x860/0x860
[ 267.794990][ T6268] ? sysfs_create_dir_ns+0x282/0x390
[ 267.800397][ T6268] sysfs_create_dir_ns+0x2c6/0x390
[ 267.805526][ T6268] ? sysfs_warn_dup+0xa0/0xa0
[ 267.810362][ T6268] ? do_raw_spin_unlock+0x137/0x8b0
[ 267.815599][ T6268] ? kobject_set_name_vargs+0xca/0x110
[ 267.821260][ T6268] kobject_add_internal+0x6e0/0xe00
[ 267.826488][ T6268] kobject_init_and_add+0x120/0x190
[ 267.831707][ T6268] ? lockdep_softirqs_off+0x420/0x420
[ 267.837103][ T6268] ? widen_string+0x3a/0x310
[ 267.841720][ T6268] ? kobject_add+0x210/0x210
[ 267.846330][ T6268] ? __init_swait_queue_head+0xaa/0x140
[ 267.851937][ T6268] gfs2_sys_fs_add+0x237/0x4a0
[ 267.856809][ T6268] ? gfs2_recover_set+0x240/0x240
[ 267.861871][ T6268] ? snprintf+0xd6/0x120
[ 267.866140][ T6268] ? vscnprintf+0x80/0x80
[ 267.870494][ T6268] ? read_word_at_a_time+0xe/0x20
[ 267.875542][ T6268] ? strscpy+0x89/0x220
[ 267.879734][ T6268] gfs2_fill_super+0x1299/0x2750
[ 267.884831][ T6268] ? gfs2_reconfigure+0xcf0/0xcf0
[ 267.889887][ T6268] ? ptr_to_hashval+0x60/0x60
[ 267.894598][ T6268] ? up_write+0x19d/0x580
[ 267.898980][ T6268] ? set_blocksize+0x1ec/0x370
[ 267.903781][ T6268] get_tree_bdev+0x3fe/0x620
[ 267.908668][ T6268] ? gfs2_reconfigure+0xcf0/0xcf0
[ 267.913735][ T6268] gfs2_get_tree+0x50/0x210
[ 267.918287][ T6268] ? bpf_lsm_capable+0x5/0x10
[ 267.922995][ T6268] vfs_get_tree+0x88/0x270
[ 267.927446][ T6268] do_new_mount+0x2ba/0xb40
[ 267.931978][ T6268] ? do_move_mount_old+0x160/0x160
[ 267.937109][ T6268] ? user_path_at_empty+0x12b/0x180
[ 267.942331][ T6268] __se_sys_mount+0x2d5/0x3c0
[ 267.947028][ T6268] ? __x64_sys_mount+0xc0/0xc0
[ 267.951903][ T6268] ? syscall_enter_from_user_mode+0x2e/0x240
[ 267.958192][ T6268] ? lockdep_hardirqs_on+0x94/0x130
[ 267.963429][ T6268] ? __x64_sys_mount+0x1c/0xc0
[ 267.968323][ T6268] do_syscall_64+0x3b/0xb0
[ 267.972848][ T6268] ? clear_bhb_loop+0x15/0x70
[ 267.977546][ T6268] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 267.983464][ T6268] RIP: 0033:0x7f93679ff90a
[ 267.983972][ T4262] Bluetooth: hci5: command 0x0406 tx timeout
[ 267.987897][ T6268] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 268.013469][ T6268] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.021916][ T6268] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 268.029932][ T6268] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 268.037927][ T6268] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 268.045917][ T6268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 268.053902][ T6268] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 268.061907][ T6268]
[ 268.066276][ T6268] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 268.080245][ T6268] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.156557][ T6270] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.164120][ T6270] CPU: 0 PID: 6270 Comm: syz.1.310 Not tainted 5.15.180-syzkaller #0
[ 268.172236][ T6270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 268.182662][ T6270] Call Trace:
[ 268.185961][ T6270]
[ 268.188917][ T6270] dump_stack_lvl+0x1e3/0x2d0
[ 268.193631][ T6270] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 268.199729][ T6270] ? panic+0x860/0x860
[ 268.203827][ T6270] ? sysfs_create_dir_ns+0x282/0x390
[ 268.209143][ T6270] sysfs_create_dir_ns+0x2c6/0x390
[ 268.214382][ T6270] ? sysfs_warn_dup+0xa0/0xa0
[ 268.219087][ T6270] ? do_raw_spin_unlock+0x137/0x8b0
[ 268.224403][ T6270] ? kobject_set_name_vargs+0xca/0x110
[ 268.229892][ T6270] kobject_add_internal+0x6e0/0xe00
[ 268.235128][ T6270] kobject_init_and_add+0x120/0x190
[ 268.240342][ T6270] ? lockdep_softirqs_off+0x420/0x420
[ 268.245731][ T6270] ? widen_string+0x3a/0x310
[ 268.250348][ T6270] ? kobject_add+0x210/0x210
[ 268.254962][ T6270] ? __init_swait_queue_head+0xaa/0x140
[ 268.260570][ T6270] gfs2_sys_fs_add+0x237/0x4a0
[ 268.265443][ T6270] ? gfs2_recover_set+0x240/0x240
[ 268.270493][ T6270] ? snprintf+0xd6/0x120
[ 268.274764][ T6270] ? vscnprintf+0x80/0x80
[ 268.279126][ T6270] ? read_word_at_a_time+0xe/0x20
[ 268.284185][ T6270] ? strscpy+0x89/0x220
[ 268.288368][ T6270] gfs2_fill_super+0x1299/0x2750
[ 268.293459][ T6270] ? gfs2_reconfigure+0xcf0/0xcf0
[ 268.298511][ T6270] ? ptr_to_hashval+0x60/0x60
[ 268.303230][ T6270] ? up_write+0x19d/0x580
[ 268.307613][ T6270] ? set_blocksize+0x1ec/0x370
[ 268.312419][ T6270] get_tree_bdev+0x3fe/0x620
[ 268.317044][ T6270] ? gfs2_reconfigure+0xcf0/0xcf0
[ 268.322095][ T6270] gfs2_get_tree+0x50/0x210
[ 268.326620][ T6270] ? bpf_lsm_capable+0x5/0x10
[ 268.331317][ T6270] vfs_get_tree+0x88/0x270
[ 268.335757][ T6270] do_new_mount+0x2ba/0xb40
[ 268.340295][ T6270] ? do_move_mount_old+0x160/0x160
[ 268.345696][ T6270] ? user_path_at_empty+0x12b/0x180
[ 268.350927][ T6270] __se_sys_mount+0x2d5/0x3c0
[ 268.355644][ T6270] ? __x64_sys_mount+0xc0/0xc0
[ 268.360449][ T6270] ? syscall_enter_from_user_mode+0x2e/0x240
[ 268.366637][ T6270] ? lockdep_hardirqs_on+0x94/0x130
[ 268.371867][ T6270] ? __x64_sys_mount+0x1c/0xc0
[ 268.376657][ T6270] do_syscall_64+0x3b/0xb0
[ 268.381103][ T6270] ? clear_bhb_loop+0x15/0x70
[ 268.385811][ T6270] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 268.391736][ T6270] RIP: 0033:0x7f2cfa9de90a
[ 268.396424][ T6270] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 268.416051][ T6270] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 268.424584][ T6270] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 268.432672][ T6270] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 268.440694][ T6270] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 268.448688][ T6270] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 268.456687][ T6270] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 268.464698][ T6270]
[ 268.469035][ T6270] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 268.482416][ T6270] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 268.730910][ T6277] loop0: detected capacity change from 0 to 32768
[ 268.816248][ T6276] loop5: detected capacity change from 0 to 32768
[ 268.859528][ T6277] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.867091][ T6277] CPU: 1 PID: 6277 Comm: syz.0.312 Not tainted 5.15.180-syzkaller #0
[ 268.875180][ T6277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 268.885253][ T6277] Call Trace:
[ 268.888547][ T6277]
[ 268.891510][ T6277] dump_stack_lvl+0x1e3/0x2d0
[ 268.896229][ T6277] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 268.901899][ T6277] ? panic+0x860/0x860
[ 268.906008][ T6277] ? sysfs_create_dir_ns+0x282/0x390
[ 268.911416][ T6277] sysfs_create_dir_ns+0x2c6/0x390
[ 268.916561][ T6277] ? sysfs_warn_dup+0xa0/0xa0
[ 268.921349][ T6277] ? do_raw_spin_unlock+0x137/0x8b0
[ 268.926583][ T6277] ? kobject_set_name_vargs+0xca/0x110
[ 268.932073][ T6277] kobject_add_internal+0x6e0/0xe00
[ 268.937348][ T6277] kobject_init_and_add+0x120/0x190
[ 268.942580][ T6277] ? lockdep_softirqs_off+0x420/0x420
[ 268.947973][ T6277] ? widen_string+0x3a/0x310
[ 268.952683][ T6277] ? kobject_add+0x210/0x210
[ 268.957297][ T6277] ? __init_swait_queue_head+0xaa/0x140
[ 268.962865][ T6277] gfs2_sys_fs_add+0x237/0x4a0
[ 268.967656][ T6277] ? gfs2_recover_set+0x240/0x240
[ 268.972703][ T6277] ? snprintf+0xd6/0x120
[ 268.976979][ T6277] ? vscnprintf+0x80/0x80
[ 268.981348][ T6277] ? read_word_at_a_time+0xe/0x20
[ 268.986420][ T6277] ? strscpy+0x89/0x220
[ 268.986923][ T6276] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 268.990600][ T6277] gfs2_fill_super+0x1299/0x2750
[ 269.002920][ T6277] ? gfs2_reconfigure+0xcf0/0xcf0
[ 269.007990][ T6277] ? ptr_to_hashval+0x60/0x60
[ 269.012677][ T6277] ? up_write+0x19d/0x580
[ 269.017028][ T6277] ? set_blocksize+0x1ec/0x370
[ 269.021812][ T6277] get_tree_bdev+0x3fe/0x620
[ 269.026407][ T6277] ? gfs2_reconfigure+0xcf0/0xcf0
[ 269.031437][ T6277] gfs2_get_tree+0x50/0x210
[ 269.035970][ T6277] ? bpf_lsm_capable+0x5/0x10
[ 269.040651][ T6277] vfs_get_tree+0x88/0x270
[ 269.045167][ T6277] do_new_mount+0x2ba/0xb40
[ 269.049684][ T6277] ? do_move_mount_old+0x160/0x160
[ 269.054919][ T6277] ? user_path_at_empty+0x12b/0x180
[ 269.060120][ T6277] __se_sys_mount+0x2d5/0x3c0
[ 269.064825][ T6277] ? __x64_sys_mount+0xc0/0xc0
[ 269.069677][ T6277] ? syscall_enter_from_user_mode+0x2e/0x240
[ 269.075694][ T6277] ? lockdep_hardirqs_on+0x94/0x130
[ 269.080901][ T6277] ? __x64_sys_mount+0x1c/0xc0
[ 269.085755][ T6277] do_syscall_64+0x3b/0xb0
[ 269.090178][ T6277] ? clear_bhb_loop+0x15/0x70
[ 269.094860][ T6277] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 269.100764][ T6277] RIP: 0033:0x7f41cdd0190a
[ 269.105193][ T6277] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 269.125108][ T6277] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.133798][ T6277] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 269.141784][ T6277] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 269.149764][ T6277] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 269.157737][ T6277] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 269.165709][ T6277] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 269.173785][ T6277]
[ 269.176811][ T6276] CPU: 0 PID: 6276 Comm: syz.5.313 Not tainted 5.15.180-syzkaller #0
[ 269.178014][ T6277] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.184892][ T6276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 269.184908][ T6276] Call Trace:
[ 269.184916][ T6276]
[ 269.184925][ T6276] dump_stack_lvl+0x1e3/0x2d0
[ 269.198053][ T6277] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 269.208163][ T6276] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 269.208196][ T6276] ? panic+0x860/0x860
[ 269.208220][ T6276] ? sysfs_create_dir_ns+0x282/0x390
[ 269.208250][ T6276] sysfs_create_dir_ns+0x2c6/0x390
[ 269.208278][ T6276] ? sysfs_warn_dup+0xa0/0xa0
[ 269.208302][ T6276] ? do_raw_spin_unlock+0x137/0x8b0
[ 269.208327][ T6276] ? kobject_set_name_vargs+0xca/0x110
[ 269.208356][ T6276] kobject_add_internal+0x6e0/0xe00
[ 269.208387][ T6276] kobject_init_and_add+0x120/0x190
[ 269.208410][ T6276] ? lockdep_softirqs_off+0x420/0x420
[ 269.208432][ T6276] ? widen_string+0x3a/0x310
[ 269.208459][ T6276] ? kobject_add+0x210/0x210
[ 269.208487][ T6276] ? __init_swait_queue_head+0xaa/0x140
[ 269.208515][ T6276] gfs2_sys_fs_add+0x237/0x4a0
[ 269.208541][ T6276] ? gfs2_recover_set+0x240/0x240
[ 269.208572][ T6276] ? snprintf+0xd6/0x120
[ 269.208602][ T6276] ? vscnprintf+0x80/0x80
[ 269.208633][ T6276] ? read_word_at_a_time+0xe/0x20
[ 269.208656][ T6276] ? strscpy+0x89/0x220
[ 269.208683][ T6276] gfs2_fill_super+0x1299/0x2750
[ 269.208725][ T6276] ? gfs2_reconfigure+0xcf0/0xcf0
[ 269.208749][ T6276] ? ptr_to_hashval+0x60/0x60
[ 269.208774][ T6276] ? up_write+0x19d/0x580
[ 269.208815][ T6276] ? set_blocksize+0x1ec/0x370
[ 269.344042][ T6276] get_tree_bdev+0x3fe/0x620
[ 269.348671][ T6276] ? gfs2_reconfigure+0xcf0/0xcf0
[ 269.353771][ T6276] gfs2_get_tree+0x50/0x210
[ 269.358303][ T6276] ? bpf_lsm_capable+0x5/0x10
[ 269.363014][ T6276] vfs_get_tree+0x88/0x270
[ 269.367475][ T6276] do_new_mount+0x2ba/0xb40
[ 269.372011][ T6276] ? do_move_mount_old+0x160/0x160
[ 269.377150][ T6276] ? user_path_at_empty+0x12b/0x180
[ 269.382377][ T6276] __se_sys_mount+0x2d5/0x3c0
[ 269.387087][ T6276] ? __x64_sys_mount+0xc0/0xc0
[ 269.391882][ T6276] ? syscall_enter_from_user_mode+0x2e/0x240
[ 269.398238][ T6276] ? lockdep_hardirqs_on+0x94/0x130
[ 269.403463][ T6276] ? __x64_sys_mount+0x1c/0xc0
[ 269.408252][ T6276] do_syscall_64+0x3b/0xb0
[ 269.412781][ T6276] ? clear_bhb_loop+0x15/0x70
[ 269.417478][ T6276] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 269.423386][ T6276] RIP: 0033:0x7f7c06b8090a
[ 269.427821][ T6276] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 269.447529][ T6276] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 269.456142][ T6276] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 269.464137][ T6276] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 269.472229][ T6276] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 269.480313][ T6276] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 269.488308][ T6276] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 269.496337][ T6276]
[ 269.499480][ T6276] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 269.512854][ T6276] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 269.631451][ T6279] loop4: detected capacity change from 0 to 32768
[ 269.755300][ T6279] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 269.762841][ T6279] CPU: 1 PID: 6279 Comm: syz.4.314 Not tainted 5.15.180-syzkaller #0
[ 269.771038][ T6279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 269.781211][ T6279] Call Trace:
[ 269.784587][ T6279]
[ 269.787551][ T6279] dump_stack_lvl+0x1e3/0x2d0
[ 269.792259][ T6279] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 269.797918][ T6279] ? panic+0x860/0x860
[ 269.802020][ T6279] ? sysfs_create_dir_ns+0x282/0x390
[ 269.807335][ T6279] sysfs_create_dir_ns+0x2c6/0x390
[ 269.812577][ T6279] ? sysfs_warn_dup+0xa0/0xa0
[ 269.817288][ T6279] ? do_raw_spin_unlock+0x137/0x8b0
[ 269.822612][ T6279] ? kobject_set_name_vargs+0xca/0x110
[ 269.828111][ T6279] kobject_add_internal+0x6e0/0xe00
[ 269.833341][ T6279] kobject_init_and_add+0x120/0x190
[ 269.838653][ T6279] ? lockdep_softirqs_off+0x420/0x420
[ 269.844050][ T6279] ? widen_string+0x3a/0x310
[ 269.848713][ T6279] ? kobject_add+0x210/0x210
[ 269.853431][ T6279] ? __init_swait_queue_head+0xaa/0x140
[ 269.859094][ T6279] gfs2_sys_fs_add+0x237/0x4a0
[ 269.863894][ T6279] ? gfs2_recover_set+0x240/0x240
[ 269.869033][ T6279] ? snprintf+0xd6/0x120
[ 269.873336][ T6279] ? vscnprintf+0x80/0x80
[ 269.877788][ T6279] ? read_word_at_a_time+0xe/0x20
[ 269.882846][ T6279] ? strscpy+0x89/0x220
[ 269.887055][ T6279] gfs2_fill_super+0x1299/0x2750
[ 269.890055][ T6273] loop3: detected capacity change from 0 to 32768
[ 269.892040][ T6279] ? gfs2_reconfigure+0xcf0/0xcf0
[ 269.903632][ T6279] ? ptr_to_hashval+0x60/0x60
[ 269.908345][ T6279] ? up_write+0x19d/0x580
[ 269.912728][ T6279] ? set_blocksize+0x1ec/0x370
[ 269.917642][ T6279] get_tree_bdev+0x3fe/0x620
[ 269.922268][ T6279] ? gfs2_reconfigure+0xcf0/0xcf0
[ 269.927323][ T6279] gfs2_get_tree+0x50/0x210
[ 269.931866][ T6279] ? bpf_lsm_capable+0x5/0x10
[ 269.936669][ T6279] vfs_get_tree+0x88/0x270
[ 269.941274][ T6279] do_new_mount+0x2ba/0xb40
[ 269.945816][ T6279] ? do_move_mount_old+0x160/0x160
[ 269.950965][ T6279] ? user_path_at_empty+0x12b/0x180
[ 269.956217][ T6279] __se_sys_mount+0x2d5/0x3c0
[ 269.960924][ T6279] ? __x64_sys_mount+0xc0/0xc0
[ 269.965797][ T6279] ? syscall_enter_from_user_mode+0x2e/0x240
[ 269.971805][ T6279] ? lockdep_hardirqs_on+0x94/0x130
[ 269.977129][ T6279] ? __x64_sys_mount+0x1c/0xc0
[ 269.981917][ T6279] do_syscall_64+0x3b/0xb0
[ 269.986356][ T6279] ? clear_bhb_loop+0x15/0x70
[ 269.991060][ T6279] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 269.996969][ T6279] RIP: 0033:0x7f93679ff90a
[ 270.001410][ T6279] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 270.021047][ T6279] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.029493][ T6279] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 270.037483][ T6279] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 270.045470][ T6279] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 270.053455][ T6279] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 270.061439][ T6279] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 270.069455][ T6279]
[ 270.074136][ T6279] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 270.087317][ T6279] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 270.228421][ T6281] loop1: detected capacity change from 0 to 32768
[ 270.371725][ T6281] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.379187][ T6281] CPU: 1 PID: 6281 Comm: syz.1.315 Not tainted 5.15.180-syzkaller #0
[ 270.387284][ T6281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 270.397378][ T6281] Call Trace:
[ 270.400682][ T6281]
[ 270.403635][ T6281] dump_stack_lvl+0x1e3/0x2d0
[ 270.408344][ T6281] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 270.414037][ T6281] ? panic+0x860/0x860
[ 270.418140][ T6281] ? sysfs_create_dir_ns+0x282/0x390
[ 270.423460][ T6281] sysfs_create_dir_ns+0x2c6/0x390
[ 270.428607][ T6281] ? sysfs_warn_dup+0xa0/0xa0
[ 270.433408][ T6281] ? do_raw_spin_unlock+0x137/0x8b0
[ 270.438724][ T6281] ? kobject_set_name_vargs+0xca/0x110
[ 270.444226][ T6281] kobject_add_internal+0x6e0/0xe00
[ 270.449462][ T6281] kobject_init_and_add+0x120/0x190
[ 270.454862][ T6281] ? lockdep_softirqs_off+0x420/0x420
[ 270.460259][ T6281] ? widen_string+0x3a/0x310
[ 270.464882][ T6281] ? kobject_add+0x210/0x210
[ 270.469526][ T6281] ? __init_swait_queue_head+0xaa/0x140
[ 270.475188][ T6281] gfs2_sys_fs_add+0x237/0x4a0
[ 270.479979][ T6281] ? gfs2_recover_set+0x240/0x240
[ 270.485110][ T6281] ? snprintf+0xd6/0x120
[ 270.489474][ T6281] ? vscnprintf+0x80/0x80
[ 270.493832][ T6281] ? read_word_at_a_time+0xe/0x20
[ 270.498869][ T6281] ? strscpy+0x89/0x220
[ 270.503058][ T6281] gfs2_fill_super+0x1299/0x2750
[ 270.508171][ T6281] ? gfs2_reconfigure+0xcf0/0xcf0
[ 270.513217][ T6281] ? ptr_to_hashval+0x60/0x60
[ 270.517918][ T6281] ? up_write+0x19d/0x580
[ 270.522289][ T6281] ? set_blocksize+0x1ec/0x370
[ 270.527091][ T6281] get_tree_bdev+0x3fe/0x620
[ 270.531710][ T6281] ? gfs2_reconfigure+0xcf0/0xcf0
[ 270.536777][ T6281] gfs2_get_tree+0x50/0x210
[ 270.541316][ T6281] ? bpf_lsm_capable+0x5/0x10
[ 270.546030][ T6281] vfs_get_tree+0x88/0x270
[ 270.550478][ T6281] do_new_mount+0x2ba/0xb40
[ 270.555108][ T6281] ? do_move_mount_old+0x160/0x160
[ 270.560378][ T6281] ? user_path_at_empty+0x12b/0x180
[ 270.565688][ T6281] __se_sys_mount+0x2d5/0x3c0
[ 270.570488][ T6281] ? __x64_sys_mount+0xc0/0xc0
[ 270.571387][ T6283] loop5: detected capacity change from 0 to 32768
[ 270.575275][ T6281] ? syscall_enter_from_user_mode+0x2e/0x240
[ 270.575304][ T6281] ? lockdep_hardirqs_on+0x94/0x130
[ 270.575331][ T6281] ? __x64_sys_mount+0x1c/0xc0
[ 270.575356][ T6281] do_syscall_64+0x3b/0xb0
[ 270.575377][ T6281] ? clear_bhb_loop+0x15/0x70
[ 270.607081][ T6281] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 270.610366][ T6273] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 270.613004][ T6281] RIP: 0033:0x7f2cfa9de90a
[ 270.624788][ T6281] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 270.644407][ T6281] RSP: 002b:00007f2cf9c4de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.652838][ T6281] RAX: ffffffffffffffda RBX: 00007f2cf9c4def0 RCX: 00007f2cfa9de90a
[ 270.660825][ T6281] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f2cf9c4deb0
[ 270.668806][ T6281] RBP: 0000200000000400 R08: 00007f2cf9c4def0 R09: 0000000000000000
[ 270.676789][ T6281] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 270.684783][ T6281] R13: 00007f2cf9c4deb0 R14: 00000000000125bb R15: 00002000000004c0
[ 270.692882][ T6281]
[ 270.695999][ T6273] CPU: 0 PID: 6273 Comm: syz.3.311 Not tainted 5.15.180-syzkaller #0
[ 270.696078][ T6281] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 270.704125][ T6273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 270.704140][ T6273] Call Trace:
[ 270.704149][ T6273]
[ 270.704158][ T6273] dump_stack_lvl+0x1e3/0x2d0
[ 270.717360][ T6281] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 270.727830][ T6273] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 270.727861][ T6273] ? panic+0x860/0x860
[ 270.755025][ T6273] ? sysfs_create_dir_ns+0x282/0x390
[ 270.760347][ T6273] sysfs_create_dir_ns+0x2c6/0x390
[ 270.765489][ T6273] ? sysfs_warn_dup+0xa0/0xa0
[ 270.770184][ T6273] ? do_raw_spin_unlock+0x137/0x8b0
[ 270.775411][ T6273] ? kobject_set_name_vargs+0xca/0x110
[ 270.780920][ T6273] kobject_add_internal+0x6e0/0xe00
[ 270.786147][ T6273] kobject_init_and_add+0x120/0x190
[ 270.791363][ T6273] ? lockdep_softirqs_off+0x420/0x420
[ 270.796770][ T6273] ? widen_string+0x3a/0x310
[ 270.801477][ T6273] ? kobject_add+0x210/0x210
[ 270.806089][ T6273] ? __init_swait_queue_head+0xaa/0x140
[ 270.811655][ T6273] gfs2_sys_fs_add+0x237/0x4a0
[ 270.816438][ T6273] ? gfs2_recover_set+0x240/0x240
[ 270.821507][ T6273] ? snprintf+0xd6/0x120
[ 270.825881][ T6273] ? vscnprintf+0x80/0x80
[ 270.830255][ T6273] ? read_word_at_a_time+0xe/0x20
[ 270.835334][ T6273] ? strscpy+0x89/0x220
[ 270.839519][ T6273] gfs2_fill_super+0x1299/0x2750
[ 270.844511][ T6273] ? gfs2_reconfigure+0xcf0/0xcf0
[ 270.849562][ T6273] ? ptr_to_hashval+0x60/0x60
[ 270.854261][ T6273] ? up_write+0x19d/0x580
[ 270.858630][ T6273] ? set_blocksize+0x1ec/0x370
[ 270.863420][ T6273] get_tree_bdev+0x3fe/0x620
[ 270.868121][ T6273] ? gfs2_reconfigure+0xcf0/0xcf0
[ 270.873171][ T6273] gfs2_get_tree+0x50/0x210
[ 270.877683][ T6273] ? bpf_lsm_capable+0x5/0x10
[ 270.882377][ T6273] vfs_get_tree+0x88/0x270
[ 270.886811][ T6273] do_new_mount+0x2ba/0xb40
[ 270.891450][ T6273] ? do_move_mount_old+0x160/0x160
[ 270.896773][ T6273] ? user_path_at_empty+0x12b/0x180
[ 270.902012][ T6273] __se_sys_mount+0x2d5/0x3c0
[ 270.906728][ T6273] ? __x64_sys_mount+0xc0/0xc0
[ 270.911517][ T6273] ? syscall_enter_from_user_mode+0x2e/0x240
[ 270.917883][ T6273] ? lockdep_hardirqs_on+0x94/0x130
[ 270.923323][ T6273] ? __x64_sys_mount+0x1c/0xc0
[ 270.928122][ T6273] do_syscall_64+0x3b/0xb0
[ 270.932576][ T6273] ? clear_bhb_loop+0x15/0x70
[ 270.937285][ T6273] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 270.943298][ T6273] RIP: 0033:0x7f554b70590a
[ 270.947752][ T6273] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 270.967476][ T6273] RSP: 002b:00007f554a953e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 270.975921][ T6273] RAX: ffffffffffffffda RBX: 00007f554a953ef0 RCX: 00007f554b70590a
[ 270.983920][ T6273] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f554a953eb0
[ 270.991914][ T6273] RBP: 0000200000000400 R08: 00007f554a953ef0 R09: 0000000000000000
[ 270.999997][ T6273] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 271.007994][ T6273] R13: 00007f554a953eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 271.016007][ T6273]
[ 271.033642][ T27] INFO: task syz.2.18:5389 blocked for more than 143 seconds.
[ 271.042851][ T27] Not tainted 5.15.180-syzkaller #0
[ 271.060365][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 271.078187][ T6283] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 271.085832][ T6283] CPU: 0 PID: 6283 Comm: syz.5.316 Not tainted 5.15.180-syzkaller #0
[ 271.094005][ T6283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 271.104087][ T6283] Call Trace:
[ 271.107512][ T6283]
[ 271.110463][ T6283] dump_stack_lvl+0x1e3/0x2d0
[ 271.115172][ T6283] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 271.120842][ T6283] ? panic+0x860/0x860
[ 271.124945][ T6283] ? sysfs_create_dir_ns+0x282/0x390
[ 271.130267][ T6283] sysfs_create_dir_ns+0x2c6/0x390
[ 271.135496][ T6283] ? sysfs_warn_dup+0xa0/0xa0
[ 271.140198][ T6283] ? do_raw_spin_unlock+0x137/0x8b0
[ 271.145535][ T6283] ? kobject_set_name_vargs+0xca/0x110
[ 271.151119][ T6283] kobject_add_internal+0x6e0/0xe00
[ 271.156374][ T6283] kobject_init_and_add+0x120/0x190
[ 271.161603][ T6283] ? lockdep_softirqs_off+0x420/0x420
[ 271.167004][ T6283] ? widen_string+0x3a/0x310
[ 271.171627][ T6283] ? kobject_add+0x210/0x210
[ 271.176257][ T6283] ? __init_swait_queue_head+0xaa/0x140
[ 271.181843][ T6283] gfs2_sys_fs_add+0x237/0x4a0
[ 271.186737][ T6283] ? gfs2_recover_set+0x240/0x240
[ 271.191785][ T6283] ? snprintf+0xd6/0x120
[ 271.196057][ T6283] ? vscnprintf+0x80/0x80
[ 271.200499][ T6283] ? read_word_at_a_time+0xe/0x20
[ 271.205975][ T6283] ? strscpy+0x89/0x220
[ 271.210154][ T6283] gfs2_fill_super+0x1299/0x2750
[ 271.215133][ T6283] ? gfs2_reconfigure+0xcf0/0xcf0
[ 271.220175][ T6283] ? ptr_to_hashval+0x60/0x60
[ 271.224960][ T6283] ? up_write+0x19d/0x580
[ 271.229328][ T6283] ? set_blocksize+0x1ec/0x370
[ 271.234134][ T6283] get_tree_bdev+0x3fe/0x620
[ 271.238929][ T6283] ? gfs2_reconfigure+0xcf0/0xcf0
[ 271.243980][ T6283] gfs2_get_tree+0x50/0x210
[ 271.248518][ T6283] ? bpf_lsm_capable+0x5/0x10
[ 271.253221][ T6283] vfs_get_tree+0x88/0x270
[ 271.257757][ T6283] do_new_mount+0x2ba/0xb40
[ 271.262369][ T6283] ? do_move_mount_old+0x160/0x160
[ 271.267546][ T6283] ? user_path_at_empty+0x12b/0x180
[ 271.272939][ T6283] __se_sys_mount+0x2d5/0x3c0
[ 271.277643][ T6283] ? __x64_sys_mount+0xc0/0xc0
[ 271.282429][ T6283] ? syscall_enter_from_user_mode+0x2e/0x240
[ 271.288423][ T6283] ? lockdep_hardirqs_on+0x94/0x130
[ 271.289091][ T6285] loop0: detected capacity change from 0 to 32768
[ 271.293812][ T6283] ? __x64_sys_mount+0x1c/0xc0
[ 271.305079][ T6283] do_syscall_64+0x3b/0xb0
[ 271.309560][ T6283] ? clear_bhb_loop+0x15/0x70
[ 271.314264][ T6283] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 271.320178][ T6283] RIP: 0033:0x7f7c06b8090a
[ 271.324648][ T6283] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 271.325372][ T6273] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.344416][ T6283] RSP: 002b:00007f7c05defe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 271.365937][ T6283] RAX: ffffffffffffffda RBX: 00007f7c05defef0 RCX: 00007f7c06b8090a
[ 271.368024][ T6273] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 271.374034][ T6283] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f7c05defeb0
[ 271.374054][ T6283] RBP: 0000200000000400 R08: 00007f7c05defef0 R09: 0000000000000000
[ 271.374070][ T6283] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 271.374085][ T6283] R13: 00007f7c05defeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 271.374116][ T6283]
[ 271.380873][ T27] task:syz.2.18 state:D
[ 271.390043][ T6283] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 271.433645][ T6283] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 271.442449][ T27] stack:23808 pid: 5389 ppid: 4976 flags:0x00004004
[ 271.449802][ T27] Call Trace:
[ 271.453209][ T27]
[ 271.456311][ T27] __schedule+0x12c4/0x45b0
[ 271.461736][ T27] ? __lock_acquire+0x1295/0x1ff0
[ 271.467006][ T27] ? release_firmware_map_entry+0x190/0x190
[ 271.473038][ T27] schedule+0x11b/0x1f0
[ 271.480698][ T27] schedule_timeout+0xac/0x300
[ 271.491180][ T27] ? console_conditional_schedule+0x40/0x40
[ 271.512069][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 271.530815][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 271.540721][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 271.552144][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 271.567486][ T27] do_wait_for_common+0x2d9/0x480
[ 271.576760][ T27] ? console_conditional_schedule+0x40/0x40
[ 271.583060][ T27] ? wait_for_completion_killable_timeout+0x60/0x60
[ 271.597975][ T27] ? _raw_spin_lock_irq+0xdb/0x110
[ 271.607017][ T27] wait_for_completion+0x48/0x60
[ 271.612117][ T27] kthread_stop+0x178/0x580
[ 271.621165][ T27] gfs2_make_fs_ro+0x14d/0x5f0
[ 271.630453][ T27] ? gfs2_dinode_out+0xaf0/0xaf0
[ 271.649697][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 271.667365][ T27] ? gfs2_glock_is_locked_by_me+0x16f/0x190
[ 271.679109][ T27] gfs2_withdraw+0x5fb/0x14e0
[ 271.687558][ T27] ? gfs2_lm+0x206/0x230
[ 271.691854][ T27] ? gfs2_lm+0x230/0x230
[ 271.701549][ T27] ? gfs2_meta_ra+0x568/0x5f0
[ 271.709012][ T27] ? gfs2_meta_buffer+0x410/0x410
[ 271.719354][ T27] gfs2_metatype_check_ii+0x75/0x90
[ 271.724621][ T6287] loop4: detected capacity change from 0 to 32768
[ 271.732379][ T27] gfs2_quota_init+0xe06/0x1110
[ 271.739816][ T27] ? qd_get+0x5c0/0x5c0
[ 271.744280][ T27] ? gfs2_end_log_write+0x800/0x800
[ 271.749551][ T27] ? inode_go_inval+0x25c/0x2c0
[ 271.754810][ T27] gfs2_make_fs_rw+0x436/0x5b0
[ 271.759663][ T27] ? gfs2_jdesc_check+0x290/0x290
[ 271.765055][ T27] ? gfs2_glock_wait+0x137/0x1c0
[ 271.770663][ T27] gfs2_fill_super+0x23e8/0x2750
[ 271.775926][ T27] ? gfs2_reconfigure+0xcf0/0xcf0
[ 271.780981][ T27] ? ptr_to_hashval+0x60/0x60
[ 271.785835][ T27] ? gfs2_glock_nq_num+0x123/0x270
[ 271.791234][ T27] ? gfs2_freeze_lock+0x52/0xc0
[ 271.796557][ T27] ? set_blocksize+0x1ec/0x370
[ 271.801354][ T27] get_tree_bdev+0x3fe/0x620
[ 271.806150][ T27] ? gfs2_reconfigure+0xcf0/0xcf0
[ 271.811464][ T27] gfs2_get_tree+0x50/0x210
[ 271.816374][ T27] ? bpf_lsm_capable+0x5/0x10
[ 271.821089][ T27] vfs_get_tree+0x88/0x270
[ 271.826119][ T27] do_new_mount+0x2ba/0xb40
[ 271.830658][ T27] ? do_move_mount_old+0x160/0x160
[ 271.838886][ T27] ? user_path_at_empty+0x12b/0x180
[ 271.844545][ T27] __se_sys_mount+0x2d5/0x3c0
[ 271.849407][ T27] ? __x64_sys_mount+0xc0/0xc0
[ 271.854833][ T27] ? syscall_enter_from_user_mode+0x2e/0x240
[ 271.860895][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 271.866666][ T27] ? __x64_sys_mount+0x1c/0xc0
[ 271.872190][ T27] do_syscall_64+0x3b/0xb0
[ 271.878256][ T27] ? clear_bhb_loop+0x15/0x70
[ 271.882974][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 271.889141][ T27] RIP: 0033:0x7fc41238b90a
[ 271.893694][ T27] RSP: 002b:00007fc4115fae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 271.902301][ T27] RAX: ffffffffffffffda RBX: 00007fc4115faef0 RCX: 00007fc41238b90a
[ 271.910442][ T27] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007fc4115faeb0
[ 271.918743][ T27] RBP: 0000200000000400 R08: 00007fc4115faef0 R09: 0000000000000000
[ 271.927771][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 271.935853][ T27] R13: 00007fc4115faeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 271.943924][ T27]
[ 271.947203][ T27] INFO: task gfs2_quotad:5395 blocked for more than 144 seconds.
[ 271.955906][ T27] Not tainted 5.15.180-syzkaller #0
[ 271.961770][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 271.971231][ T27] task:gfs2_quotad state:D stack:26136 pid: 5395 ppid: 2 flags:0x00004000
[ 271.980573][ T27] Call Trace:
[ 271.985291][ T27]
[ 271.988253][ T27] __schedule+0x12c4/0x45b0
[ 271.992804][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 271.998890][ T27] ? release_firmware_map_entry+0x190/0x190
[ 272.005021][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 272.010238][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 272.015709][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 272.021763][ T27] schedule+0x11b/0x1f0
[ 272.026121][ T27] bit_wait+0xe/0xc0
[ 272.030140][ T27] __wait_on_bit+0xb9/0x180
[ 272.034849][ T27] ? out_of_line_wait_on_bit_lock+0x250/0x250
[ 272.040965][ T27] out_of_line_wait_on_bit+0x1d0/0x250
[ 272.046612][ T27] ? out_of_line_wait_on_bit_lock+0x250/0x250
[ 272.052848][ T27] ? __wait_on_bit+0x180/0x180
[ 272.057870][ T27] ? bit_waitqueue+0x30/0x30
[ 272.062523][ T27] __gfs2_glock_dq+0x699/0x9e0
[ 272.067408][ T27] gfs2_glock_dq_uninit+0x51/0x110
[ 272.073315][ T27] gfs2_statfs_sync+0x7d5/0x860
[ 272.078742][ T27] ? update_statfs+0x350/0x350
[ 272.083946][ T27] ? gfs2_statfs_sync+0x150/0x860
[ 272.089010][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 272.095360][ T27] gfs2_quotad+0x3a8/0x900
[ 272.099960][ T27] ? gfs2_wake_up_statfs+0xc0/0xc0
[ 272.105269][ T27] ? init_wait_entry+0xd0/0xd0
[ 272.110171][ T27] kthread+0x3f6/0x4f0
[ 272.114488][ T27] ? gfs2_wake_up_statfs+0xc0/0xc0
[ 272.119737][ T27] ? kthread_blkcg+0xd0/0xd0
[ 272.124491][ T27] ret_from_fork+0x1f/0x30
[ 272.129073][ T27]
[ 272.132137][ T27]
[ 272.132137][ T27] Showing all locks held in the system:
[ 272.138666][ T6285] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.147592][ T6285] CPU: 1 PID: 6285 Comm: syz.0.317 Not tainted 5.15.180-syzkaller #0
[ 272.152193][ T27] 1 lock held by khungtaskd/27:
[ 272.155693][ T6285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 272.155710][ T6285] Call Trace:
[ 272.155718][ T6285]
[ 272.155727][ T6285] dump_stack_lvl+0x1e3/0x2d0
[ 272.155760][ T6285] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 272.155786][ T6285] ? panic+0x860/0x860
[ 272.160618][ T27] #0:
[ 272.170675][ T6285] ? sysfs_create_dir_ns+0x282/0x390
[ 272.170709][ T6285] sysfs_create_dir_ns+0x2c6/0x390
[ 272.170735][ T6285] ? sysfs_warn_dup+0xa0/0xa0
[ 272.170759][ T6285] ? do_raw_spin_unlock+0x137/0x8b0
[ 272.174161][ T27] ffffffff8cb1f560
[ 272.176962][ T6285] ? kobject_set_name_vargs+0xca/0x110
[ 272.176994][ T6285] kobject_add_internal+0x6e0/0xe00
[ 272.177024][ T6285] kobject_init_and_add+0x120/0x190
[ 272.177047][ T6285] ? lockdep_softirqs_off+0x420/0x420
[ 272.177070][ T6285] ? widen_string+0x3a/0x310
[ 272.177098][ T6285] ? kobject_add+0x210/0x210
[ 272.177127][ T6285] ? __init_swait_queue_head+0xaa/0x140
[ 272.177155][ T6285] gfs2_sys_fs_add+0x237/0x4a0
[ 272.177182][ T6285] ? gfs2_recover_set+0x240/0x240
[ 272.177206][ T6285] ? snprintf+0xd6/0x120
[ 272.177237][ T6285] ? vscnprintf+0x80/0x80
[ 272.177268][ T6285] ? read_word_at_a_time+0xe/0x20
[ 272.177293][ T6285] ? strscpy+0x89/0x220
[ 272.177327][ T6285] gfs2_fill_super+0x1299/0x2750
[ 272.177379][ T6285] ? gfs2_reconfigure+0xcf0/0xcf0
[ 272.177403][ T6285] ? ptr_to_hashval+0x60/0x60
[ 272.177430][ T6285] ? up_write+0x19d/0x580
[ 272.177474][ T6285] ? set_blocksize+0x1ec/0x370
[ 272.177510][ T6285] get_tree_bdev+0x3fe/0x620
[ 272.177537][ T6285] ? gfs2_reconfigure+0xcf0/0xcf0
[ 272.177564][ T6285] gfs2_get_tree+0x50/0x210
[ 272.177587][ T6285] ? bpf_lsm_capable+0x5/0x10
[ 272.177616][ T6285] vfs_get_tree+0x88/0x270
[ 272.177642][ T6285] do_new_mount+0x2ba/0xb40
[ 272.177668][ T6285] ? do_move_mount_old+0x160/0x160
[ 272.177696][ T6285] ? user_path_at_empty+0x12b/0x180
[ 272.177722][ T6285] __se_sys_mount+0x2d5/0x3c0
[ 272.177752][ T6285] ? __x64_sys_mount+0xc0/0xc0
[ 272.177776][ T6285] ? syscall_enter_from_user_mode+0x2e/0x240
[ 272.177800][ T6285] ? lockdep_hardirqs_on+0x94/0x130
[ 272.177829][ T6285] ? __x64_sys_mount+0x1c/0xc0
[ 272.182504][ T27] (rcu_read_lock
[ 272.188130][ T6285] do_syscall_64+0x3b/0xb0
[ 272.188156][ T6285] ? clear_bhb_loop+0x15/0x70
[ 272.188180][ T6285] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 272.188203][ T6285] RIP: 0033:0x7f41cdd0190a
[ 272.192273][ T27] ){....}-{1:2}
[ 272.195041][ T6285] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 272.195062][ T6285] RSP: 002b:00007f41ccf70e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 272.195086][ T6285] RAX: ffffffffffffffda RBX: 00007f41ccf70ef0 RCX: 00007f41cdd0190a
[ 272.195103][ T6285] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f41ccf70eb0
[ 272.200372][ T27] , at: rcu_lock_acquire+0x0/0x30
[ 272.205465][ T6285] RBP: 0000200000000400 R08: 00007f41ccf70ef0 R09: 0000000000000000
[ 272.205483][ T6285] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[ 272.205499][ T6285] R13: 00007f41ccf70eb0 R14: 00000000000125bb R15: 00002000000004c0
[ 272.205529][ T6285]
[ 272.206667][ T6285] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 272.211782][ T27] 1 lock held by udevd/3546:
[ 272.215499][ T6285] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.498160][ T6287] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 272.505687][ T6287] CPU: 0 PID: 6287 Comm: syz.4.318 Not tainted 5.15.180-syzkaller #0
[ 272.513946][ T6287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 272.524102][ T6287] Call Trace:
[ 272.527396][ T6287]
[ 272.530346][ T6287] dump_stack_lvl+0x1e3/0x2d0
[ 272.535053][ T6287] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 272.540797][ T6287] ? panic+0x860/0x860
[ 272.544935][ T6287] ? sysfs_create_dir_ns+0x282/0x390
[ 272.550266][ T6287] sysfs_create_dir_ns+0x2c6/0x390
[ 272.555402][ T6287] ? sysfs_warn_dup+0xa0/0xa0
[ 272.560096][ T6287] ? do_raw_spin_unlock+0x137/0x8b0
[ 272.565393][ T6287] ? kobject_set_name_vargs+0xca/0x110
[ 272.570875][ T6287] kobject_add_internal+0x6e0/0xe00
[ 272.576095][ T6287] kobject_init_and_add+0x120/0x190
[ 272.581352][ T6287] ? lockdep_softirqs_off+0x420/0x420
[ 272.586754][ T6287] ? widen_string+0x3a/0x310
[ 272.591382][ T6287] ? kobject_add+0x210/0x210
[ 272.596001][ T6287] ? __init_swait_queue_head+0xaa/0x140
[ 272.601583][ T6287] gfs2_sys_fs_add+0x237/0x4a0
[ 272.606380][ T6287] ? gfs2_recover_set+0x240/0x240
[ 272.611465][ T6287] ? snprintf+0xd6/0x120
[ 272.613710][ T27] #0:
[ 272.615731][ T6287] ? vscnprintf+0x80/0x80
[ 272.615765][ T6287] ? read_word_at_a_time+0xe/0x20
[ 272.615789][ T6287] ? strscpy+0x89/0x220
[ 272.615813][ T6287] gfs2_fill_super+0x1299/0x2750
[ 272.615860][ T6287] ? gfs2_reconfigure+0xcf0/0xcf0
[ 272.615884][ T6287] ? ptr_to_hashval+0x60/0x60
[ 272.615909][ T6287] ? up_write+0x19d/0x580
[ 272.615950][ T6287] ? set_blocksize+0x1ec/0x370
[ 272.632030][ T27] ffff888020fb8518
[ 272.632184][ T6287] get_tree_bdev+0x3fe/0x620
[ 272.637666][ T27] (
[ 272.642199][ T6287] ? gfs2_reconfigure+0xcf0/0xcf0
[ 272.647229][ T27] &disk->open_mutex
[ 272.651182][ T6287] gfs2_get_tree+0x50/0x210
[ 272.651210][ T6287] ? bpf_lsm_capable+0x5/0x10
[ 272.651240][ T6287] vfs_get_tree+0x88/0x270
[ 272.656790][ T27] ){+.+.}-{3:3}
[ 272.659786][ T6287] do_new_mount+0x2ba/0xb40
[ 272.672978][ T27] , at: blkdev_get_by_dev+0x14d/0xa50
[ 272.675850][ T6287] ? do_move_mount_old+0x160/0x160
[ 272.675883][ T6287] ? user_path_at_empty+0x12b/0x180
[ 272.680965][ T27] 2 locks held by getty/3920:
[ 272.685045][ T6287] __se_sys_mount+0x2d5/0x3c0
[ 272.685079][ T6287] ? __x64_sys_mount+0xc0/0xc0
[ 272.685103][ T6287] ? syscall_enter_from_user_mode+0x2e/0x240
[ 272.685126][ T6287] ? lockdep_hardirqs_on+0x94/0x130
[ 272.691694][ T27] #0:
[ 272.693065][ T6287] ? __x64_sys_mount+0x1c/0xc0
[ 272.697980][ T27] ffff88802c637098
[ 272.702943][ T6287] do_syscall_64+0x3b/0xb0
[ 272.702971][ T6287] ? clear_bhb_loop+0x15/0x70
[ 272.702997][ T6287] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 272.708833][ T27] (
[ 272.713275][ T6287] RIP: 0033:0x7f93679ff90a
[ 272.729068][ T27] &tty->ldisc_sem
[ 272.733667][ T6287] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 272.739465][ T27] ){++++}-{0:0}
[ 272.741601][ T6287] RSP: 002b:00007f9366c6ee68 EFLAGS: 00000246
[ 272.746651][ T27] , at: tty_ldisc_ref_wait+0x21/0x70
[ 272.750056][ T6287] ORIG_RAX: 00000000000000a5
[ 272.750069][ T6287] RAX: ffffffffffffffda RBX: 00007f9366c6eef0 RCX: 00007f93679ff90a
[ 272.750088][ T6287] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f9366c6eeb0
[ 272.750105][ T6287] RBP: 0000200000000400 R08: 00007f9366c6eef0 R09: 0000000000000000
[ 272.755650][ T27] #1:
[ 272.759328][ T6287] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
2025/04/13 18:19:50 executed programs: 313
[ 272.759348][ T6287] R13: 00007f9366c6eeb0 R14: 00000000000125bb R15: 00002000000004c0
[ 272.759380][ T6287]
[ 272.773668][ T27] ffffc900025ae2e8
[ 272.775831][ T6287] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 272.805977][ T27] (
[ 272.810270][ T6287] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 272.903647][ T27] &ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 272.914051][ T27] 3 locks held by kworker/1:17/4266:
[ 272.919582][ T27] #0: ffff888017470938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 272.938121][ T27] #1: ffffc9000316fd20 ((work_completion)(&pwq->unbound_release_work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 272.953821][ T27] #2: ffffffff8cb23b28 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x280/0x740
[ 272.972100][ T27] 2 locks held by kworker/1:18/4267:
[ 272.978884][ T27] #0: ffff888017472138 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 272.998868][ T27] #1: ffffc9000317fd20 ((work_completion)(&rew.rew_work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 273.018997][ T27] 1 lock held by syz-executor/4981:
[ 273.028319][ T27] #0: ffff888147110468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xa9/0xbe0
[ 273.041932][ T27] 1 lock held by syz.2.18/5389:
[ 273.051039][ T27] #0: ffff888077f7c0e0 (&type->s_umount_key#53/1){+.+.}-{3:3}, at: alloc_super+0x210/0x940
[ 273.065551][ T27] 1 lock held by syz.5.316/6283:
[ 273.070520][ T27] #0: ffff888147116468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xa9/0xbe0
[ 273.085859][ T27] 2 locks held by syz.0.317/6285:
[ 273.091303][ T27] #0: ffff888020fa4518 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xfb/0x790
[ 273.108317][ T27] #1: ffff8880210a7468 (&lo->lo_mutex){+.+.}-{3:3}, at: lo_release+0x4d/0x1f0
[ 273.123950][ T27] 2 locks held by syz.4.318/6287:
[ 273.129268][ T27] #0: ffff888020fb7518 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xfb/0x790
[ 273.147536][ T27] #1: ffff888147113468 (&lo->lo_mutex){+.+.}-{3:3}, at: lo_release+0x4d/0x1f0
[ 273.160936][ T27] 1 lock held by syz.1.319/6289:
[ 273.170227][ T27]
[ 273.172577][ T27] =============================================
[ 273.172577][ T27]
[ 273.174584][ T6289] loop1: detected capacity change from 0 to 32768
[ 273.186712][ T27] NMI backtrace for cpu 1
[ 273.191778][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.180-syzkaller #0
[ 273.199850][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 273.209925][ T27] Call Trace:
[ 273.213209][ T27]
[ 273.216136][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 273.220819][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 273.226515][ T27] ? panic+0x860/0x860
[ 273.230710][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 273.235853][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 273.240797][ T27] ? __wake_up_klogd+0xd5/0x100
[ 273.245660][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 273.251946][ T27] ? _printk+0xd1/0x120
[ 273.256107][ T27] ? panic+0x860/0x860
[ 273.260186][ T27] ? __wake_up_klogd+0xcc/0x100
[ 273.265044][ T27] ? panic+0x860/0x860
[ 273.269231][ T27] ? __rcu_read_unlock+0x92/0x100
[ 273.274364][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 273.280442][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 273.286458][ T27] watchdog+0xe72/0xeb0
[ 273.290658][ T27] kthread+0x3f6/0x4f0
[ 273.294744][ T27] ? hungtask_pm_notify+0x50/0x50
[ 273.299883][ T27] ? kthread_blkcg+0xd0/0xd0
[ 273.304526][ T27] ret_from_fork+0x1f/0x30
[ 273.309043][ T27]
[ 273.312988][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 273.318621][ C0] NMI backtrace for cpu 0
[ 273.318635][ C0] CPU: 0 PID: 4241 Comm: kworker/u4:5 Not tainted 5.15.180-syzkaller #0
[ 273.318654][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 273.318664][ C0] Workqueue: phy17 ieee80211_iface_work
[ 273.318687][ C0] RIP: 0010:unwind_next_frame+0x51d/0x1fa0
[ 273.318710][ C0] Code: 49 89 fe 48 89 e8 4c 29 f0 48 89 c1 48 c1 f9 02 48 c1 e8 3f 48 01 c8 48 83 e0 fe 49 8d 1c 46 48 89 d8 48 c1 e8 03 0f b6 04 10 <84> c0 75 27 48 63 03 48 01 d8 48 8d 4b 04 4c 39 e8 4c 0f 46 f1 48
[ 273.318724][ C0] RSP: 0018:ffffc900030ff668 EFLAGS: 00000a02
[ 273.318738][ C0] RAX: 0000000000000000 RBX: ffffffff8e1feb68 RCX: 0000000000000000
[ 273.318750][ C0] RDX: dffffc0000000000 RSI: ffffffff8e8c47d2 RDI: ffffffff8e1feb4c
[ 273.318763][ C0] RBP: ffffffff8e1feb68 R08: 000000000000000c R09: ffffc900030ff810
[ 273.318775][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8e1feb64
[ 273.318787][ C0] R13: ffffffff81ca8c9e R14: ffffffff8e1feb68 R15: ffffc900030ff720
[ 273.318800][ C0] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 273.318814][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 273.318826][ C0] CR2: 00007f2cf282d000 CR3: 000000002b485000 CR4: 00000000003506f0
[ 273.318842][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 273.318852][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 273.318862][ C0] Call Trace:
[ 273.318867][ C0]
[ 273.318877][ C0] ? kasan_set_free_info+0x1f/0x40
[ 273.318897][ C0] ? stack_trace_save+0x1c0/0x1c0
[ 273.318916][ C0] arch_stack_walk+0x10d/0x140
[ 273.318937][ C0] ? kasan_set_free_info+0x1f/0x40
[ 273.318956][ C0] stack_trace_save+0x113/0x1c0
[ 273.318974][ C0] ? stack_trace_snprint+0xe0/0xe0
[ 273.318997][ C0] ? kmem_cache_free+0x91/0x1f0
[ 273.319015][ C0] kasan_set_track+0x4b/0x80
[ 273.319029][ C0] ? kasan_set_track+0x4b/0x80
[ 273.319043][ C0] ? kasan_set_free_info+0x1f/0x40
[ 273.319083][ C0] kasan_set_free_info+0x1f/0x40
[ 273.319099][ C0] ____kasan_slab_free+0xd8/0x120
[ 273.319116][ C0] slab_free_freelist_hook+0xdd/0x160
[ 273.319136][ C0] ? ieee80211_iface_work+0x251/0xcc0
[ 273.319153][ C0] kmem_cache_free+0x91/0x1f0
[ 273.319174][ C0] ieee80211_iface_work+0x251/0xcc0
[ 273.319195][ C0] process_one_work+0x8a1/0x10c0
[ 273.319221][ C0] ? worker_detach_from_pool+0x260/0x260
[ 273.319242][ C0] ? _raw_spin_lock_irqsave+0x120/0x120
[ 273.319259][ C0] ? kthread_data+0x4e/0xc0
[ 273.319275][ C0] ? wq_worker_running+0x97/0x170
[ 273.319295][ C0] worker_thread+0xaca/0x1280
[ 273.319313][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 273.319341][ C0] kthread+0x3f6/0x4f0
[ 273.319357][ C0] ? rcu_lock_release+0x20/0x20
[ 273.319375][ C0] ? kthread_blkcg+0xd0/0xd0
[ 273.319392][ C0] ret_from_fork+0x1f/0x30
[ 273.319417][ C0]
[ 273.329484][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 273.611630][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.180-syzkaller #0
[ 273.619605][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 273.629669][ T27] Call Trace:
[ 273.632945][ T27]
[ 273.635871][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 273.640570][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 273.646202][ T27] ? panic+0x860/0x860
[ 273.650293][ T27] panic+0x318/0x860
[ 273.654181][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 273.659844][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 273.665996][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 273.671365][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 273.677445][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 273.683695][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 273.689845][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 273.695993][ T27] watchdog+0xeb0/0xeb0
[ 273.700154][ T27] kthread+0x3f6/0x4f0
[ 273.704215][ T27] ? hungtask_pm_notify+0x50/0x50
[ 273.709244][ T27] ? kthread_blkcg+0xd0/0xd0
[ 273.713846][ T27] ret_from_fork+0x1f/0x30
[ 273.718285][ T27]
[ 273.721705][ T27] Kernel Offset: disabled
[ 273.726046][ T27] Rebooting in 86400 seconds..