ff f7 d8 64 89 01 48 [ 423.411188][ T8965] RSP: 002b:00007f0130ac9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 423.419890][ T8965] RAX: ffffffffffffffda RBX: 00007f0130ac9ef0 RCX: 00007f012fd7b61a [ 423.429098][ T8965] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f0130ac9eb0 [ 423.437630][ T8965] RBP: 00000000200124c0 R08: 00007f0130ac9ef0 R09: 0000000000000000 [ 423.446603][ T8965] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 423.455935][ T8965] R13: 00007f0130ac9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 423.465442][ T8965] [ 423.472543][ T1757] gfs2: fsid=syz:syz.0: jid=0: Done [ 423.480412][ T8961] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 423.482300][ T8971] CPU: 1 UID: 0 PID: 8971 Comm: syz.2.528 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 423.490623][ T8965] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 423.500577][ T8971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 423.500600][ T8971] Call Trace: [ 423.500611][ T8971] [ 423.500621][ T8971] dump_stack_lvl+0x241/0x360 [ 423.500649][ T8971] ? __pfx_dump_stack_lvl+0x10/0x10 [ 423.500668][ T8971] ? __pfx__printk+0x10/0x10 [ 423.500689][ T8971] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 423.553069][ T8971] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 423.559017][ T8971] sysfs_create_dir_ns+0x2ce/0x3a0 [ 423.564220][ T8971] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 423.569866][ T8971] kobject_add_internal+0x435/0x8d0 [ 423.575073][ T8971] kobject_init_and_add+0x124/0x190 [ 423.580396][ T8971] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 423.587080][ T8971] ? __pfx_kobject_init_and_add+0x10/0x10 [ 423.593280][ T8971] ? __init_swait_queue_head+0xae/0x150 [ 423.599117][ T8971] gfs2_sys_fs_add+0x23b/0x4a0 [ 423.604580][ T8971] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 423.610361][ T8971] ? __pfx_alloc_workqueue+0x10/0x10 [ 423.616652][ T8971] ? read_word_at_a_time+0xe/0x20 [ 423.622817][ T8971] ? sized_strscpy+0x8d/0x220 [ 423.629132][ T8971] gfs2_fill_super+0x11ee/0x24d0 [ 423.635174][ T8971] ? __pfx_gfs2_fill_super+0x10/0x10 [ 423.641274][ T8971] ? snprintf+0xda/0x120 [ 423.645974][ T8971] ? __pfx_lock_release+0x10/0x10 [ 423.651449][ T8971] ? do_raw_spin_lock+0x14f/0x370 [ 423.657104][ T8971] ? __pfx_snprintf+0x10/0x10 [ 423.662255][ T8971] ? sb_set_blocksize+0x98/0xf0 [ 423.667748][ T8971] ? setup_bdev_super+0x4e6/0x5d0 [ 423.673342][ T8971] get_tree_bdev+0x3f7/0x570 [ 423.678500][ T8971] ? __pfx_gfs2_fill_super+0x10/0x10 [ 423.684023][ T8971] ? __pfx_get_tree_bdev+0x10/0x10 [ 423.689507][ T8971] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 423.695245][ T8971] gfs2_get_tree+0x54/0x220 [ 423.700005][ T8971] vfs_get_tree+0x90/0x2b0 [ 423.705315][ T8971] do_new_mount+0x2be/0xb40 [ 423.710212][ T8971] ? __pfx_do_new_mount+0x10/0x10 [ 423.716220][ T8971] __se_sys_mount+0x2d6/0x3c0 [ 423.721084][ T8971] ? __pfx___se_sys_mount+0x10/0x10 [ 423.726391][ T8971] ? do_syscall_64+0x100/0x230 [ 423.731417][ T8971] ? __x64_sys_mount+0x20/0xc0 [ 423.736308][ T8971] do_syscall_64+0xf3/0x230 [ 423.740925][ T8971] ? clear_bhb_loop+0x35/0x90 [ 423.745983][ T8971] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 423.752321][ T8971] RIP: 0033:0x7fe2f3d7b61a [ 423.757009][ T8971] 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 [ 423.778814][ T8971] RSP: 002b:00007fe2f4a6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 423.787995][ T8971] RAX: ffffffffffffffda RBX: 00007fe2f4a6eef0 RCX: 00007fe2f3d7b61a [ 423.796437][ T8971] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fe2f4a6eeb0 [ 423.804696][ T8971] RBP: 00000000200124c0 R08: 00007fe2f4a6eef0 R09: 0000000000000000 [ 423.812769][ T8971] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 423.820830][ T8971] R13: 00007fe2f4a6eeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 423.829161][ T8971] [ 423.840534][ T8971] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 423.854487][ T8965] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 423.856471][ T8975] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 423.873120][ T8971] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 423.881365][ T8975] CPU: 0 UID: 0 PID: 8975 Comm: syz.3.529 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 423.893396][ T8975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 423.903925][ T8975] Call Trace: [ 423.907433][ T8975] [ 423.910770][ T8975] dump_stack_lvl+0x241/0x360 [ 423.915680][ T8975] ? __pfx_dump_stack_lvl+0x10/0x10 [ 423.917244][ T8973] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 423.921188][ T8975] ? __pfx__printk+0x10/0x10 [ 423.921217][ T8975] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 423.921239][ T8975] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 423.921263][ T8975] sysfs_create_dir_ns+0x2ce/0x3a0 [ 423.921285][ T8975] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 423.921311][ T8975] kobject_add_internal+0x435/0x8d0 [ 423.921338][ T8975] kobject_init_and_add+0x124/0x190 [ 423.921358][ T8975] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 423.921387][ T8975] ? __pfx_kobject_init_and_add+0x10/0x10 [ 423.921411][ T8975] ? __init_swait_queue_head+0xae/0x150 [ 423.921439][ T8975] gfs2_sys_fs_add+0x23b/0x4a0 [ 423.990468][ T8975] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 423.995902][ T8975] ? __pfx_alloc_workqueue+0x10/0x10 [ 424.001750][ T8975] ? read_word_at_a_time+0xe/0x20 [ 424.006985][ T8975] ? sized_strscpy+0x8d/0x220 [ 424.012057][ T8975] gfs2_fill_super+0x11ee/0x24d0 [ 424.017238][ T8975] ? __pfx_gfs2_fill_super+0x10/0x10 [ 424.022861][ T8975] ? snprintf+0xda/0x120 [ 424.027174][ T8975] ? __pfx_lock_release+0x10/0x10 [ 424.032413][ T8975] ? do_raw_spin_lock+0x14f/0x370 [ 424.037475][ T8975] ? __pfx_snprintf+0x10/0x10 [ 424.042197][ T8975] ? sb_set_blocksize+0x98/0xf0 [ 424.047183][ T8975] ? setup_bdev_super+0x4e6/0x5d0 [ 424.052434][ T8975] get_tree_bdev+0x3f7/0x570 [ 424.057424][ T8975] ? __pfx_gfs2_fill_super+0x10/0x10 [ 424.062842][ T8975] ? __pfx_get_tree_bdev+0x10/0x10 [ 424.068175][ T8975] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 424.074061][ T8975] gfs2_get_tree+0x54/0x220 [ 424.078816][ T8975] vfs_get_tree+0x90/0x2b0 [ 424.083510][ T8975] do_new_mount+0x2be/0xb40 [ 424.088638][ T8975] ? __pfx_do_new_mount+0x10/0x10 [ 424.093793][ T8975] __se_sys_mount+0x2d6/0x3c0 [ 424.098597][ T8975] ? __pfx___se_sys_mount+0x10/0x10 [ 424.103928][ T8975] ? do_syscall_64+0x100/0x230 [ 424.108993][ T8975] ? __x64_sys_mount+0x20/0xc0 [ 424.113931][ T8975] do_syscall_64+0xf3/0x230 [ 424.118473][ T8975] ? clear_bhb_loop+0x35/0x90 [ 424.123274][ T8975] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 424.129217][ T8975] RIP: 0033:0x7f864717b61a [ 424.133782][ T8975] 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 [ 424.154492][ T8975] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 424.163052][ T8975] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 424.173085][ T8975] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 424.182206][ T8975] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 424.190311][ T8975] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 424.199097][ T8975] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 424.207998][ T8975] [ 424.213321][ T8973] CPU: 1 UID: 0 PID: 8973 Comm: syz.4.527 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 424.225452][ T8973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 424.225644][ T8975] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 424.236542][ T8973] Call Trace: [ 424.236564][ T8973] [ 424.236575][ T8973] dump_stack_lvl+0x241/0x360 [ 424.236603][ T8973] ? __pfx_dump_stack_lvl+0x10/0x10 [ 424.236622][ T8973] ? __pfx__printk+0x10/0x10 [ 424.259891][ T8975] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 424.262371][ T8973] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 424.285066][ T8973] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 424.290933][ T8973] sysfs_create_dir_ns+0x2ce/0x3a0 [ 424.296253][ T8973] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 424.302283][ T8973] kobject_add_internal+0x435/0x8d0 [ 424.307883][ T8973] kobject_init_and_add+0x124/0x190 [ 424.313297][ T8973] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 424.319677][ T8973] ? __pfx_kobject_init_and_add+0x10/0x10 [ 424.325538][ T8973] ? __init_swait_queue_head+0xae/0x150 [ 424.331218][ T8973] gfs2_sys_fs_add+0x23b/0x4a0 [ 424.336023][ T8973] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 424.341527][ T8973] ? __pfx_alloc_workqueue+0x10/0x10 [ 424.346859][ T8973] ? read_word_at_a_time+0xe/0x20 [ 424.352006][ T8973] ? sized_strscpy+0x8d/0x220 [ 424.356813][ T8973] gfs2_fill_super+0x11ee/0x24d0 [ 424.361979][ T8973] ? __pfx_gfs2_fill_super+0x10/0x10 [ 424.367396][ T8973] ? snprintf+0xda/0x120 [ 424.371852][ T8973] ? __pfx_lock_release+0x10/0x10 [ 424.376930][ T8973] ? do_raw_spin_lock+0x14f/0x370 [ 424.382166][ T8973] ? __pfx_snprintf+0x10/0x10 [ 424.386970][ T8973] ? sb_set_blocksize+0x98/0xf0 [ 424.392244][ T8973] ? setup_bdev_super+0x4e6/0x5d0 [ 424.397430][ T8973] get_tree_bdev+0x3f7/0x570 [ 424.402083][ T8973] ? __pfx_gfs2_fill_super+0x10/0x10 [ 424.407504][ T8973] ? __pfx_get_tree_bdev+0x10/0x10 [ 424.413009][ T8973] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 424.418778][ T8973] gfs2_get_tree+0x54/0x220 [ 424.423334][ T8973] vfs_get_tree+0x90/0x2b0 [ 424.427837][ T8973] do_new_mount+0x2be/0xb40 [ 424.432629][ T8973] ? __pfx_do_new_mount+0x10/0x10 [ 424.438381][ T8973] __se_sys_mount+0x2d6/0x3c0 [ 424.443394][ T8973] ? __pfx___se_sys_mount+0x10/0x10 [ 424.448813][ T8973] ? do_syscall_64+0x100/0x230 [ 424.453723][ T8973] ? __x64_sys_mount+0x20/0xc0 [ 424.458632][ T8973] do_syscall_64+0xf3/0x230 [ 424.463262][ T8973] ? clear_bhb_loop+0x35/0x90 [ 424.467986][ T8973] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 424.474225][ T8973] RIP: 0033:0x7f2ec9d7b61a [ 424.478696][ T8973] 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 [ 424.498345][ T8973] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 424.506895][ T8973] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 424.514992][ T8973] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 424.523258][ T8973] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 424.531362][ T8973] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 424.540160][ T8973] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 424.548275][ T8973] [ 424.589484][ T8973] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 424.611489][ T8973] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 425.741152][ T8989] loop2: detected capacity change from 0 to 32768 [ 425.809631][ T8989] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 425.818234][ T8989] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 425.899380][ T8989] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 425.932496][ T1757] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 425.956155][ T1757] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 425.976879][ T8993] loop3: detected capacity change from 0 to 32768 [ 426.119343][ T8993] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 426.126876][ T8993] CPU: 0 UID: 0 PID: 8993 Comm: syz.3.533 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 426.138146][ T8993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 426.142802][ T1757] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 186ms [ 426.148672][ T8993] Call Trace: [ 426.148687][ T8993] [ 426.148697][ T8993] dump_stack_lvl+0x241/0x360 [ 426.157891][ T8997] loop0: detected capacity change from 0 to 32768 [ 426.160102][ T8993] ? __pfx_dump_stack_lvl+0x10/0x10 [ 426.160134][ T8993] ? __pfx__printk+0x10/0x10 [ 426.160155][ T8993] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 426.160176][ T8993] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 426.160201][ T8993] sysfs_create_dir_ns+0x2ce/0x3a0 [ 426.165482][ T8997] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 426.168278][ T8993] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 426.168323][ T8993] kobject_add_internal+0x435/0x8d0 [ 426.168353][ T8993] kobject_init_and_add+0x124/0x190 [ 426.168373][ T8993] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 426.168402][ T8993] ? __pfx_kobject_init_and_add+0x10/0x10 [ 426.239008][ T8993] ? __init_swait_queue_head+0xae/0x150 [ 426.244662][ T8993] gfs2_sys_fs_add+0x23b/0x4a0 [ 426.249437][ T8993] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 426.254736][ T8993] ? __pfx_alloc_workqueue+0x10/0x10 [ 426.260027][ T8993] ? read_word_at_a_time+0xe/0x20 [ 426.265057][ T8993] ? sized_strscpy+0x8d/0x220 [ 426.269828][ T8993] gfs2_fill_super+0x11ee/0x24d0 [ 426.274907][ T8993] ? __pfx_gfs2_fill_super+0x10/0x10 [ 426.280228][ T8993] ? snprintf+0xda/0x120 [ 426.284768][ T8993] ? __pfx_lock_release+0x10/0x10 [ 426.289922][ T8993] ? do_raw_spin_lock+0x14f/0x370 [ 426.294962][ T8993] ? __pfx_snprintf+0x10/0x10 [ 426.299661][ T8993] ? sb_set_blocksize+0x98/0xf0 [ 426.304733][ T8993] ? setup_bdev_super+0x4e6/0x5d0 [ 426.309867][ T8993] get_tree_bdev+0x3f7/0x570 [ 426.314474][ T8993] ? __pfx_gfs2_fill_super+0x10/0x10 [ 426.319765][ T8993] ? __pfx_get_tree_bdev+0x10/0x10 [ 426.324881][ T8993] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 426.330713][ T8993] gfs2_get_tree+0x54/0x220 [ 426.335404][ T8993] vfs_get_tree+0x90/0x2b0 [ 426.339918][ T8993] do_new_mount+0x2be/0xb40 [ 426.344610][ T8993] ? __pfx_do_new_mount+0x10/0x10 [ 426.349800][ T8993] __se_sys_mount+0x2d6/0x3c0 [ 426.354564][ T8993] ? __pfx___se_sys_mount+0x10/0x10 [ 426.359862][ T8993] ? do_syscall_64+0x100/0x230 [ 426.364669][ T8993] ? __x64_sys_mount+0x20/0xc0 [ 426.369523][ T8993] do_syscall_64+0xf3/0x230 [ 426.374210][ T8993] ? clear_bhb_loop+0x35/0x90 [ 426.378979][ T8993] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 426.384880][ T8993] RIP: 0033:0x7f864717b61a [ 426.389296][ T8993] 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 [ 426.409542][ T8993] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 426.418322][ T8993] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 426.426323][ T8993] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 426.435111][ T8993] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 426.443357][ T8993] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 426.451433][ T8993] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 426.459592][ T8993] [ 426.463770][ T1757] gfs2: fsid=syz:syz.0: jid=0: Done [ 426.469213][ T8989] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 426.477097][ T8997] CPU: 0 UID: 0 PID: 8997 Comm: syz.0.532 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 426.488951][ T8997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 426.491461][ T8993] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 426.499566][ T8997] Call Trace: [ 426.499588][ T8997] [ 426.499598][ T8997] dump_stack_lvl+0x241/0x360 [ 426.499627][ T8997] ? __pfx_dump_stack_lvl+0x10/0x10 [ 426.499646][ T8997] ? __pfx__printk+0x10/0x10 [ 426.499665][ T8997] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 426.499692][ T8997] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 426.499715][ T8997] sysfs_create_dir_ns+0x2ce/0x3a0 [ 426.499736][ T8997] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 426.499763][ T8997] kobject_add_internal+0x435/0x8d0 [ 426.499792][ T8997] kobject_init_and_add+0x124/0x190 [ 426.499811][ T8997] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 426.499838][ T8997] ? __pfx_kobject_init_and_add+0x10/0x10 [ 426.499862][ T8997] ? __init_swait_queue_head+0xae/0x150 [ 426.499889][ T8997] gfs2_sys_fs_add+0x23b/0x4a0 [ 426.521484][ T8993] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 426.525467][ T8997] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 426.525509][ T8997] ? __pfx_alloc_workqueue+0x10/0x10 [ 426.609996][ T8997] ? read_word_at_a_time+0xe/0x20 [ 426.615146][ T8997] ? sized_strscpy+0x8d/0x220 [ 426.620125][ T8997] gfs2_fill_super+0x11ee/0x24d0 [ 426.625270][ T8997] ? __pfx_gfs2_fill_super+0x10/0x10 [ 426.630733][ T8997] ? snprintf+0xda/0x120 [ 426.635086][ T8997] ? __pfx_lock_release+0x10/0x10 [ 426.640495][ T8997] ? do_raw_spin_lock+0x14f/0x370 [ 426.645632][ T8997] ? __pfx_snprintf+0x10/0x10 [ 426.650342][ T8997] ? sb_set_blocksize+0x98/0xf0 [ 426.655318][ T8997] ? setup_bdev_super+0x4e6/0x5d0 [ 426.660712][ T8997] get_tree_bdev+0x3f7/0x570 [ 426.665406][ T8997] ? __pfx_gfs2_fill_super+0x10/0x10 [ 426.670880][ T8997] ? __pfx_get_tree_bdev+0x10/0x10 [ 426.676107][ T8997] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 426.682035][ T8997] gfs2_get_tree+0x54/0x220 [ 426.686961][ T8997] vfs_get_tree+0x90/0x2b0 [ 426.691472][ T8997] do_new_mount+0x2be/0xb40 [ 426.696245][ T8997] ? __pfx_do_new_mount+0x10/0x10 [ 426.701452][ T8997] __se_sys_mount+0x2d6/0x3c0 [ 426.706155][ T8997] ? __pfx___se_sys_mount+0x10/0x10 [ 426.711579][ T8997] ? do_syscall_64+0x100/0x230 [ 426.717090][ T8997] ? __x64_sys_mount+0x20/0xc0 [ 426.722517][ T8997] do_syscall_64+0xf3/0x230 [ 426.727282][ T8997] ? clear_bhb_loop+0x35/0x90 [ 426.732140][ T8997] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 426.738215][ T8997] RIP: 0033:0x7f2fee37b61a [ 426.742725][ T8997] 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 [ 426.762697][ T8997] RSP: 002b:00007f2fef0c2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 426.771475][ T8997] RAX: ffffffffffffffda RBX: 00007f2fef0c2ef0 RCX: 00007f2fee37b61a [ 426.779671][ T8997] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2fef0c2eb0 [ 426.787770][ T8997] RBP: 00000000200124c0 R08: 00007f2fef0c2ef0 R09: 0000000000000000 [ 426.796108][ T8997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 426.804255][ T8997] R13: 00007f2fef0c2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 426.812438][ T8997] [ 426.819358][ T8997] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 426.833630][ T8997] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 426.922127][ T8991] loop1: detected capacity change from 0 to 32768 2024/10/15 18:06:07 executed programs: 530 [ 427.173333][ T8991] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 427.194853][ T8991] CPU: 1 UID: 0 PID: 8991 Comm: syz.1.530 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 427.206500][ T8991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 427.217681][ T8991] Call Trace: [ 427.222224][ T8991] [ 427.225636][ T8991] dump_stack_lvl+0x241/0x360 [ 427.230880][ T8991] ? __pfx_dump_stack_lvl+0x10/0x10 [ 427.236464][ T8991] ? __pfx__printk+0x10/0x10 [ 427.241320][ T8991] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 427.246831][ T8991] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 427.252691][ T8991] sysfs_create_dir_ns+0x2ce/0x3a0 [ 427.258034][ T8991] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 427.263920][ T8991] kobject_add_internal+0x435/0x8d0 [ 427.269543][ T8991] kobject_init_and_add+0x124/0x190 [ 427.275424][ T8991] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 427.281663][ T8991] ? __pfx_kobject_init_and_add+0x10/0x10 [ 427.287960][ T8991] ? __init_swait_queue_head+0xae/0x150 [ 427.293995][ T8991] gfs2_sys_fs_add+0x23b/0x4a0 [ 427.299065][ T8991] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 427.304759][ T8991] ? __pfx_alloc_workqueue+0x10/0x10 [ 427.310113][ T8991] ? read_word_at_a_time+0xe/0x20 [ 427.315184][ T8991] ? sized_strscpy+0x8d/0x220 [ 427.319909][ T8991] gfs2_fill_super+0x11ee/0x24d0 [ 427.325028][ T8991] ? __pfx_gfs2_fill_super+0x10/0x10 [ 427.330626][ T8991] ? snprintf+0xda/0x120 [ 427.334913][ T8991] ? __pfx_lock_release+0x10/0x10 [ 427.340370][ T8991] ? do_raw_spin_lock+0x14f/0x370 [ 427.345692][ T8991] ? __pfx_snprintf+0x10/0x10 [ 427.350524][ T8991] ? sb_set_blocksize+0x98/0xf0 [ 427.355582][ T8991] ? setup_bdev_super+0x4e6/0x5d0 [ 427.360825][ T8991] get_tree_bdev+0x3f7/0x570 [ 427.365811][ T8991] ? __pfx_gfs2_fill_super+0x10/0x10 [ 427.371315][ T8991] ? __pfx_get_tree_bdev+0x10/0x10 [ 427.376817][ T8991] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 427.382665][ T8991] gfs2_get_tree+0x54/0x220 [ 427.387451][ T8991] vfs_get_tree+0x90/0x2b0 [ 427.391907][ T8991] do_new_mount+0x2be/0xb40 [ 427.396441][ T8991] ? __pfx_do_new_mount+0x10/0x10 [ 427.402038][ T8991] __se_sys_mount+0x2d6/0x3c0 [ 427.406754][ T8991] ? __pfx___se_sys_mount+0x10/0x10 [ 427.412266][ T8991] ? do_syscall_64+0x100/0x230 [ 427.417501][ T8991] ? __x64_sys_mount+0x20/0xc0 [ 427.422311][ T8991] do_syscall_64+0xf3/0x230 [ 427.427288][ T8991] ? clear_bhb_loop+0x35/0x90 [ 427.428405][ T9007] loop0: detected capacity change from 0 to 32768 [ 427.432073][ T8991] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 427.432104][ T8991] RIP: 0033:0x7f012fd7b61a [ 427.432121][ T8991] 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 [ 427.432137][ T8991] RSP: 002b:00007f0130ac9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 427.480242][ T8991] RAX: ffffffffffffffda RBX: 00007f0130ac9ef0 RCX: 00007f012fd7b61a [ 427.488343][ T8991] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f0130ac9eb0 [ 427.493009][ T8995] loop4: detected capacity change from 0 to 32768 [ 427.496417][ T8991] RBP: 00000000200124c0 R08: 00007f0130ac9ef0 R09: 0000000000000000 [ 427.511464][ T8991] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 427.519819][ T8991] R13: 00007f0130ac9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 427.528367][ T8991] [ 427.583681][ T9007] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 427.592224][ T9007] CPU: 0 UID: 0 PID: 9007 Comm: syz.0.535 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 427.603109][ T9007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 427.613736][ T9007] Call Trace: [ 427.617059][ T9007] [ 427.620205][ T9007] dump_stack_lvl+0x241/0x360 [ 427.625365][ T9007] ? __pfx_dump_stack_lvl+0x10/0x10 [ 427.630877][ T9007] ? __pfx__printk+0x10/0x10 [ 427.635689][ T9007] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 427.641365][ T9007] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 427.646992][ T9007] sysfs_create_dir_ns+0x2ce/0x3a0 [ 427.652146][ T9007] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 427.658068][ T9007] kobject_add_internal+0x435/0x8d0 [ 427.663585][ T9007] kobject_init_and_add+0x124/0x190 [ 427.669268][ T9007] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 427.675136][ T9007] ? __pfx_kobject_init_and_add+0x10/0x10 [ 427.678234][ T8991] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 427.680958][ T9007] ? __init_swait_queue_head+0xae/0x150 [ 427.680994][ T9007] gfs2_sys_fs_add+0x23b/0x4a0 [ 427.681017][ T9007] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 427.681044][ T9007] ? __pfx_alloc_workqueue+0x10/0x10 [ 427.681067][ T9007] ? read_word_at_a_time+0xe/0x20 [ 427.681086][ T9007] ? sized_strscpy+0x8d/0x220 [ 427.681109][ T9007] gfs2_fill_super+0x11ee/0x24d0 [ 427.681148][ T9007] ? __pfx_gfs2_fill_super+0x10/0x10 [ 427.681171][ T9007] ? snprintf+0xda/0x120 [ 427.681191][ T9007] ? __pfx_lock_release+0x10/0x10 [ 427.699092][ T8995] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 427.701821][ T9007] ? do_raw_spin_lock+0x14f/0x370 [ 427.760838][ T9007] ? __pfx_snprintf+0x10/0x10 [ 427.765824][ T9007] ? sb_set_blocksize+0x98/0xf0 [ 427.771329][ T9007] ? setup_bdev_super+0x4e6/0x5d0 [ 427.776579][ T9007] get_tree_bdev+0x3f7/0x570 [ 427.781417][ T9007] ? __pfx_gfs2_fill_super+0x10/0x10 [ 427.786832][ T9007] ? __pfx_get_tree_bdev+0x10/0x10 [ 427.792016][ T9007] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 427.797699][ T9007] gfs2_get_tree+0x54/0x220 [ 427.802451][ T9007] vfs_get_tree+0x90/0x2b0 [ 427.806928][ T9007] do_new_mount+0x2be/0xb40 [ 427.811654][ T9007] ? __pfx_do_new_mount+0x10/0x10 [ 427.817004][ T9007] __se_sys_mount+0x2d6/0x3c0 [ 427.821754][ T9007] ? __pfx___se_sys_mount+0x10/0x10 [ 427.827069][ T9007] ? do_syscall_64+0x100/0x230 [ 427.829210][ T8991] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 427.832024][ T9007] ? __x64_sys_mount+0x20/0xc0 [ 427.832058][ T9007] do_syscall_64+0xf3/0x230 [ 427.832077][ T9007] ? clear_bhb_loop+0x35/0x90 [ 427.832097][ T9007] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 427.832121][ T9007] RIP: 0033:0x7f2fee37b61a [ 427.832140][ T9007] 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 [ 427.832156][ T9007] RSP: 002b:00007f2fef0c2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 427.832180][ T9007] RAX: ffffffffffffffda RBX: 00007f2fef0c2ef0 RCX: 00007f2fee37b61a [ 427.832195][ T9007] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2fef0c2eb0 [ 427.832210][ T9007] RBP: 00000000200124c0 R08: 00007f2fef0c2ef0 R09: 0000000000000000 [ 427.832224][ T9007] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 427.832238][ T9007] R13: 00007f2fef0c2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 427.832268][ T9007] [ 427.838763][ T8995] CPU: 0 UID: 0 PID: 8995 Comm: syz.4.534 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 427.949004][ T8995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 427.959415][ T8995] Call Trace: [ 427.962700][ T8995] [ 427.965631][ T8995] dump_stack_lvl+0x241/0x360 [ 427.970339][ T8995] ? __pfx_dump_stack_lvl+0x10/0x10 [ 427.975629][ T8995] ? __pfx__printk+0x10/0x10 [ 427.980314][ T8995] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 427.985787][ T8995] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 427.991436][ T8995] sysfs_create_dir_ns+0x2ce/0x3a0 [ 427.996548][ T8995] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 428.002192][ T8995] kobject_add_internal+0x435/0x8d0 [ 428.007486][ T8995] kobject_init_and_add+0x124/0x190 [ 428.012685][ T8995] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 428.018701][ T8995] ? __pfx_kobject_init_and_add+0x10/0x10 [ 428.024435][ T8995] ? __init_swait_queue_head+0xae/0x150 [ 428.030008][ T8995] gfs2_sys_fs_add+0x23b/0x4a0 [ 428.034951][ T8995] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 428.040343][ T8995] ? __pfx_alloc_workqueue+0x10/0x10 [ 428.045723][ T8995] ? read_word_at_a_time+0xe/0x20 [ 428.050838][ T8995] ? sized_strscpy+0x8d/0x220 [ 428.055526][ T8995] gfs2_fill_super+0x11ee/0x24d0 [ 428.060664][ T8995] ? __pfx_gfs2_fill_super+0x10/0x10 [ 428.065964][ T8995] ? snprintf+0xda/0x120 [ 428.070213][ T8995] ? __pfx_lock_release+0x10/0x10 [ 428.075502][ T8995] ? do_raw_spin_lock+0x14f/0x370 [ 428.080533][ T8995] ? __pfx_snprintf+0x10/0x10 [ 428.085304][ T8995] ? sb_set_blocksize+0x98/0xf0 [ 428.090262][ T8995] ? setup_bdev_super+0x4e6/0x5d0 [ 428.095392][ T8995] get_tree_bdev+0x3f7/0x570 [ 428.100101][ T8995] ? __pfx_gfs2_fill_super+0x10/0x10 [ 428.105488][ T8995] ? __pfx_get_tree_bdev+0x10/0x10 [ 428.110970][ T8995] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 428.116791][ T8995] gfs2_get_tree+0x54/0x220 [ 428.121581][ T8995] vfs_get_tree+0x90/0x2b0 [ 428.126386][ T8995] do_new_mount+0x2be/0xb40 [ 428.131112][ T8995] ? __pfx_do_new_mount+0x10/0x10 [ 428.136589][ T8995] __se_sys_mount+0x2d6/0x3c0 [ 428.141415][ T8995] ? __pfx___se_sys_mount+0x10/0x10 [ 428.146833][ T8995] ? do_syscall_64+0x100/0x230 [ 428.151896][ T8995] ? __x64_sys_mount+0x20/0xc0 [ 428.156874][ T8995] do_syscall_64+0xf3/0x230 [ 428.161730][ T8995] ? clear_bhb_loop+0x35/0x90 [ 428.166551][ T8995] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 428.172615][ T8995] RIP: 0033:0x7f2ec9d7b61a [ 428.177499][ T8995] 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 [ 428.198157][ T8995] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 428.207015][ T8995] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 428.216223][ T8995] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 428.224643][ T8995] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 428.233142][ T8995] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 428.241732][ T8995] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 428.250099][ T8995] [ 428.276411][ T9007] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 428.306003][ T9007] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 428.349018][ T8995] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 428.373859][ T8995] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 428.768022][ T9017] loop2: detected capacity change from 0 to 32768 [ 428.832753][ T9017] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 428.900652][ T9017] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 428.961974][ T9017] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 428.977449][ T6135] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 428.984465][ T6135] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 429.150127][ T6135] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 165ms [ 429.158106][ T6135] gfs2: fsid=syz:syz.0: jid=0: Done [ 429.181000][ T9017] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 429.576827][ T9012] loop3: detected capacity change from 0 to 32768 [ 429.670829][ T9012] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 429.736610][ T9012] CPU: 1 UID: 0 PID: 9012 Comm: syz.3.537 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 429.747797][ T9012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 429.758497][ T9012] Call Trace: [ 429.761882][ T9012] [ 429.764856][ T9012] dump_stack_lvl+0x241/0x360 [ 429.769804][ T9012] ? __pfx_dump_stack_lvl+0x10/0x10 [ 429.775180][ T9012] ? __pfx__printk+0x10/0x10 [ 429.779890][ T9012] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 429.785294][ T9012] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 429.790877][ T9012] sysfs_create_dir_ns+0x2ce/0x3a0 [ 429.796120][ T9012] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 429.801776][ T9012] kobject_add_internal+0x435/0x8d0 [ 429.807108][ T9012] kobject_init_and_add+0x124/0x190 [ 429.812574][ T9012] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 429.818476][ T9012] ? __pfx_kobject_init_and_add+0x10/0x10 [ 429.824395][ T9012] ? __init_swait_queue_head+0xae/0x150 [ 429.830143][ T9012] gfs2_sys_fs_add+0x23b/0x4a0 [ 429.834913][ T9012] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 429.840392][ T9012] ? __pfx_alloc_workqueue+0x10/0x10 [ 429.845777][ T9012] ? read_word_at_a_time+0xe/0x20 [ 429.850888][ T9012] ? sized_strscpy+0x8d/0x220 [ 429.855834][ T9012] gfs2_fill_super+0x11ee/0x24d0 [ 429.860798][ T9012] ? __pfx_gfs2_fill_super+0x10/0x10 [ 429.866271][ T9012] ? snprintf+0xda/0x120 [ 429.870548][ T9012] ? __pfx_lock_release+0x10/0x10 [ 429.875985][ T9012] ? do_raw_spin_lock+0x14f/0x370 [ 429.881113][ T9012] ? __pfx_snprintf+0x10/0x10 [ 429.885999][ T9012] ? sb_set_blocksize+0x98/0xf0 [ 429.890874][ T9012] ? setup_bdev_super+0x4e6/0x5d0 [ 429.895918][ T9012] get_tree_bdev+0x3f7/0x570 [ 429.900542][ T9012] ? __pfx_gfs2_fill_super+0x10/0x10 [ 429.906286][ T9012] ? __pfx_get_tree_bdev+0x10/0x10 [ 429.911586][ T9012] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 429.917514][ T9012] gfs2_get_tree+0x54/0x220 [ 429.922310][ T9012] vfs_get_tree+0x90/0x2b0 [ 429.926826][ T9012] do_new_mount+0x2be/0xb40 [ 429.931609][ T9012] ? __pfx_do_new_mount+0x10/0x10 [ 429.936819][ T9012] __se_sys_mount+0x2d6/0x3c0 [ 429.941594][ T9012] ? __pfx___se_sys_mount+0x10/0x10 [ 429.947010][ T9012] ? do_syscall_64+0x100/0x230 [ 429.951907][ T9012] ? __x64_sys_mount+0x20/0xc0 [ 429.956789][ T9012] do_syscall_64+0xf3/0x230 [ 429.961483][ T9012] ? clear_bhb_loop+0x35/0x90 [ 429.966256][ T9012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.972286][ T9012] RIP: 0033:0x7f864717b61a [ 429.976805][ T9012] 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 [ 429.996956][ T9012] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 430.005380][ T9012] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 430.013444][ T9012] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 430.021500][ T9012] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 430.029467][ T9012] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 430.037968][ T9012] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 430.046129][ T9012] [ 430.124854][ T9019] loop1: detected capacity change from 0 to 32768 [ 430.145424][ T9012] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 430.160234][ T9025] loop0: detected capacity change from 0 to 32768 [ 430.253379][ T9023] loop4: detected capacity change from 0 to 32768 [ 430.258904][ T9012] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 430.268197][ T9019] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 430.292879][ T9019] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 430.327147][ T9019] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 430.341108][ T9023] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 430.342898][ T6135] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 430.356859][ T9025] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 430.360720][ T6135] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 430.407200][ T9023] CPU: 1 UID: 0 PID: 9023 Comm: syz.4.539 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 430.418378][ T9023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 430.428732][ T9023] Call Trace: [ 430.432094][ T6135] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 71ms [ 430.432297][ T6135] gfs2: fsid=syz:syz.0: jid=0: Done [ 430.439466][ T9023] [ 430.439483][ T9023] dump_stack_lvl+0x241/0x360 [ 430.439514][ T9023] ? __pfx_dump_stack_lvl+0x10/0x10 [ 430.439533][ T9023] ? __pfx__printk+0x10/0x10 [ 430.445742][ T9019] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 430.448059][ T9023] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 430.475661][ T9023] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 430.481345][ T9023] sysfs_create_dir_ns+0x2ce/0x3a0 [ 430.486585][ T9023] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 430.492517][ T9023] kobject_add_internal+0x435/0x8d0 [ 430.497760][ T9023] kobject_init_and_add+0x124/0x190 [ 430.503154][ T9023] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 430.509171][ T9023] ? __pfx_kobject_init_and_add+0x10/0x10 [ 430.515008][ T9023] ? __init_swait_queue_head+0xae/0x150 [ 430.520762][ T9023] gfs2_sys_fs_add+0x23b/0x4a0 [ 430.525559][ T9023] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 430.530870][ T9023] ? __pfx_alloc_workqueue+0x10/0x10 [ 430.536273][ T9023] ? read_word_at_a_time+0xe/0x20 [ 430.541440][ T9023] ? sized_strscpy+0x8d/0x220 [ 430.546154][ T9023] gfs2_fill_super+0x11ee/0x24d0 [ 430.552079][ T9023] ? __pfx_gfs2_fill_super+0x10/0x10 [ 430.557388][ T9023] ? snprintf+0xda/0x120 [ 430.561658][ T9023] ? __pfx_lock_release+0x10/0x10 [ 430.566801][ T9023] ? do_raw_spin_lock+0x14f/0x370 [ 430.571847][ T9023] ? __pfx_snprintf+0x10/0x10 [ 430.576648][ T9023] ? sb_set_blocksize+0x98/0xf0 [ 430.581599][ T9023] ? setup_bdev_super+0x4e6/0x5d0 [ 430.586961][ T9023] get_tree_bdev+0x3f7/0x570 [ 430.591572][ T9023] ? __pfx_gfs2_fill_super+0x10/0x10 [ 430.596986][ T9023] ? __pfx_get_tree_bdev+0x10/0x10 [ 430.602393][ T9023] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 430.608325][ T9023] gfs2_get_tree+0x54/0x220 [ 430.612980][ T9023] vfs_get_tree+0x90/0x2b0 [ 430.617902][ T9023] do_new_mount+0x2be/0xb40 [ 430.622885][ T9023] ? __pfx_do_new_mount+0x10/0x10 [ 430.628080][ T9023] __se_sys_mount+0x2d6/0x3c0 [ 430.632829][ T9023] ? __pfx___se_sys_mount+0x10/0x10 [ 430.638163][ T9023] ? do_syscall_64+0x100/0x230 [ 430.643278][ T9023] ? __x64_sys_mount+0x20/0xc0 [ 430.648352][ T9023] do_syscall_64+0xf3/0x230 [ 430.653070][ T9023] ? clear_bhb_loop+0x35/0x90 [ 430.657960][ T9023] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 430.664070][ T9023] RIP: 0033:0x7f2ec9d7b61a [ 430.668787][ T9023] 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 [ 430.688789][ T9023] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 430.697503][ T9023] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 430.705701][ T9023] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 430.714110][ T9023] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 430.723529][ T9023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 430.731828][ T9023] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 430.740106][ T9023] [ 430.787288][ T9025] CPU: 0 UID: 0 PID: 9025 Comm: syz.0.540 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 430.797948][ T9025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 430.808314][ T9025] Call Trace: [ 430.811819][ T9025] [ 430.814878][ T9025] dump_stack_lvl+0x241/0x360 [ 430.819701][ T9025] ? __pfx_dump_stack_lvl+0x10/0x10 [ 430.825116][ T9025] ? __pfx__printk+0x10/0x10 [ 430.829930][ T9025] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 430.835347][ T9025] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 430.841027][ T9025] sysfs_create_dir_ns+0x2ce/0x3a0 [ 430.846795][ T9025] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 430.852653][ T9025] kobject_add_internal+0x435/0x8d0 [ 430.857980][ T9025] kobject_init_and_add+0x124/0x190 [ 430.863226][ T9025] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 430.869113][ T9025] ? __pfx_kobject_init_and_add+0x10/0x10 [ 430.874996][ T9025] ? __init_swait_queue_head+0xae/0x150 [ 430.880771][ T9025] gfs2_sys_fs_add+0x23b/0x4a0 [ 430.885667][ T9025] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 430.891183][ T9025] ? __pfx_alloc_workqueue+0x10/0x10 [ 430.896603][ T9025] ? read_word_at_a_time+0xe/0x20 [ 430.901687][ T9025] ? sized_strscpy+0x8d/0x220 [ 430.906590][ T9025] gfs2_fill_super+0x11ee/0x24d0 [ 430.912031][ T9025] ? __pfx_gfs2_fill_super+0x10/0x10 [ 430.917385][ T9025] ? snprintf+0xda/0x120 [ 430.921803][ T9025] ? __pfx_lock_release+0x10/0x10 [ 430.928121][ T9025] ? do_raw_spin_lock+0x14f/0x370 [ 430.933820][ T9025] ? __pfx_snprintf+0x10/0x10 [ 430.939062][ T9025] ? sb_set_blocksize+0x98/0xf0 [ 430.940937][ T9023] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 430.944654][ T9025] ? setup_bdev_super+0x4e6/0x5d0 [ 430.944709][ T9025] get_tree_bdev+0x3f7/0x570 [ 430.944738][ T9025] ? __pfx_gfs2_fill_super+0x10/0x10 [ 430.975056][ T9025] ? __pfx_get_tree_bdev+0x10/0x10 [ 430.980573][ T9025] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 430.986706][ T9025] gfs2_get_tree+0x54/0x220 [ 430.991278][ T9025] vfs_get_tree+0x90/0x2b0 [ 430.996012][ T9025] do_new_mount+0x2be/0xb40 [ 431.000786][ T9025] ? __pfx_do_new_mount+0x10/0x10 [ 431.006133][ T9025] __se_sys_mount+0x2d6/0x3c0 [ 431.008669][ T9023] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 431.010858][ T9025] ? __pfx___se_sys_mount+0x10/0x10 [ 431.010897][ T9025] ? do_syscall_64+0x100/0x230 [ 431.010920][ T9025] ? __x64_sys_mount+0x20/0xc0 [ 431.033117][ T9025] do_syscall_64+0xf3/0x230 [ 431.037927][ T9025] ? clear_bhb_loop+0x35/0x90 [ 431.042886][ T9025] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 431.048981][ T9025] RIP: 0033:0x7f2fee37b61a [ 431.053509][ T9025] 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 [ 431.073832][ T9025] RSP: 002b:00007f2fef0c2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 431.082465][ T9025] RAX: ffffffffffffffda RBX: 00007f2fef0c2ef0 RCX: 00007f2fee37b61a [ 431.090708][ T9025] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2fef0c2eb0 [ 431.099044][ T9025] RBP: 00000000200124c0 R08: 00007f2fef0c2ef0 R09: 0000000000000000 [ 431.107825][ T9025] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 431.116089][ T9025] R13: 00007f2fef0c2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 431.124732][ T9025] [ 431.288393][ T9025] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 431.312389][ T9025] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 431.705492][ T9037] loop2: detected capacity change from 0 to 32768 [ 431.751373][ T9037] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 431.764589][ T9037] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 431.834988][ T9037] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 431.865144][ T1757] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 431.902713][ T1757] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 432.021303][ T9041] loop3: detected capacity change from 0 to 32768 [ 432.047554][ T9041] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 432.065379][ T9041] CPU: 0 UID: 0 PID: 9041 Comm: syz.3.542 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 432.076130][ T9041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 432.086307][ T9041] Call Trace: [ 432.089625][ T9041] [ 432.092586][ T9041] dump_stack_lvl+0x241/0x360 [ 432.097569][ T9041] ? __pfx_dump_stack_lvl+0x10/0x10 [ 432.103158][ T9041] ? __pfx__printk+0x10/0x10 [ 432.107837][ T9041] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 432.113254][ T9041] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 432.119089][ T9041] sysfs_create_dir_ns+0x2ce/0x3a0 [ 432.124604][ T9041] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 432.130432][ T9041] kobject_add_internal+0x435/0x8d0 [ 432.136095][ T9041] kobject_init_and_add+0x124/0x190 [ 432.141593][ T9041] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 432.147844][ T9041] ? __pfx_kobject_init_and_add+0x10/0x10 [ 432.153670][ T9041] ? __init_swait_queue_head+0xae/0x150 [ 432.159705][ T9041] gfs2_sys_fs_add+0x23b/0x4a0 [ 432.164586][ T9041] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 432.170157][ T9041] ? __pfx_alloc_workqueue+0x10/0x10 [ 432.175894][ T9041] ? read_word_at_a_time+0xe/0x20 [ 432.181385][ T9041] ? sized_strscpy+0x8d/0x220 [ 432.186428][ T9041] gfs2_fill_super+0x11ee/0x24d0 [ 432.192025][ T9041] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.197506][ T9041] ? snprintf+0xda/0x120 [ 432.201883][ T9041] ? __pfx_lock_release+0x10/0x10 [ 432.207264][ T9041] ? do_raw_spin_lock+0x14f/0x370 [ 432.212486][ T9041] ? __pfx_snprintf+0x10/0x10 [ 432.217609][ T9041] ? sb_set_blocksize+0x98/0xf0 [ 432.222917][ T9041] ? setup_bdev_super+0x4e6/0x5d0 [ 432.228297][ T9041] get_tree_bdev+0x3f7/0x570 [ 432.233554][ T9041] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.239147][ T9041] ? __pfx_get_tree_bdev+0x10/0x10 [ 432.244326][ T9041] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 432.250472][ T9041] gfs2_get_tree+0x54/0x220 [ 432.255140][ T9041] vfs_get_tree+0x90/0x2b0 [ 432.260627][ T9041] do_new_mount+0x2be/0xb40 [ 432.265145][ T9041] ? __pfx_do_new_mount+0x10/0x10 [ 432.270275][ T9041] __se_sys_mount+0x2d6/0x3c0 [ 432.275063][ T9041] ? __pfx___se_sys_mount+0x10/0x10 [ 432.280406][ T9041] ? do_syscall_64+0x100/0x230 [ 432.285271][ T9041] ? __x64_sys_mount+0x20/0xc0 [ 432.290153][ T9041] do_syscall_64+0xf3/0x230 [ 432.294699][ T9041] ? clear_bhb_loop+0x35/0x90 [ 432.299394][ T9041] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 432.305500][ T9041] RIP: 0033:0x7f864717b61a [ 432.310196][ T9041] 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 [ 432.330248][ T9041] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 432.338938][ T9041] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 432.346933][ T9041] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 432.355112][ T9041] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 432.363271][ T9041] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 432.371246][ T9041] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 432.379421][ T9041] [ 432.390513][ T9041] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 432.411804][ T1757] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 509ms [ 432.429609][ T1757] gfs2: fsid=syz:syz.0: jid=0: Done [ 432.436158][ T9037] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 432.460873][ T9041] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 432.767896][ T9049] loop0: detected capacity change from 0 to 32768 [ 432.799046][ T9049] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 432.807283][ T9049] CPU: 1 UID: 0 PID: 9049 Comm: syz.0.545 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 432.818270][ T9049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 432.828370][ T9049] Call Trace: [ 432.831885][ T9049] [ 432.834848][ T9049] dump_stack_lvl+0x241/0x360 [ 432.839655][ T9049] ? __pfx_dump_stack_lvl+0x10/0x10 [ 432.844906][ T9049] ? __pfx__printk+0x10/0x10 [ 432.849527][ T9049] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 432.855026][ T9049] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 432.860802][ T9049] sysfs_create_dir_ns+0x2ce/0x3a0 [ 432.865960][ T9049] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 432.871820][ T9049] kobject_add_internal+0x435/0x8d0 [ 432.877078][ T9049] kobject_init_and_add+0x124/0x190 [ 432.882405][ T9049] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 432.888520][ T9049] ? __pfx_kobject_init_and_add+0x10/0x10 [ 432.894384][ T9049] ? __init_swait_queue_head+0xae/0x150 [ 432.900263][ T9049] gfs2_sys_fs_add+0x23b/0x4a0 [ 432.905348][ T9049] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 432.911037][ T9049] ? __pfx_alloc_workqueue+0x10/0x10 [ 432.916461][ T9049] ? read_word_at_a_time+0xe/0x20 [ 432.921867][ T9049] ? sized_strscpy+0x8d/0x220 [ 432.926677][ T9049] gfs2_fill_super+0x11ee/0x24d0 [ 432.931778][ T9049] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.937201][ T9049] ? snprintf+0xda/0x120 [ 432.941707][ T9049] ? __pfx_lock_release+0x10/0x10 [ 432.946805][ T9049] ? do_raw_spin_lock+0x14f/0x370 [ 432.952051][ T9049] ? __pfx_snprintf+0x10/0x10 [ 432.956777][ T9049] ? sb_set_blocksize+0x98/0xf0 [ 432.961762][ T9049] ? setup_bdev_super+0x4e6/0x5d0 [ 432.966932][ T9049] get_tree_bdev+0x3f7/0x570 [ 432.971761][ T9049] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.977289][ T9049] ? __pfx_get_tree_bdev+0x10/0x10 [ 432.982535][ T9049] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 432.988223][ T9049] gfs2_get_tree+0x54/0x220 [ 432.993052][ T9049] vfs_get_tree+0x90/0x2b0 [ 432.997538][ T9049] do_new_mount+0x2be/0xb40 [ 433.002099][ T9049] ? __pfx_do_new_mount+0x10/0x10 [ 433.007348][ T9049] __se_sys_mount+0x2d6/0x3c0 [ 433.012424][ T9049] ? __pfx___se_sys_mount+0x10/0x10 [ 433.018101][ T9049] ? do_syscall_64+0x100/0x230 [ 433.022903][ T9049] ? __x64_sys_mount+0x20/0xc0 [ 433.027815][ T9049] do_syscall_64+0xf3/0x230 [ 433.032528][ T9049] ? clear_bhb_loop+0x35/0x90 [ 433.037337][ T9049] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 433.043368][ T9049] RIP: 0033:0x7f2fee37b61a [ 433.047984][ T9049] 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 [ 433.067803][ T9049] RSP: 002b:00007f2fef0c2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 433.076523][ T9049] RAX: ffffffffffffffda RBX: 00007f2fef0c2ef0 RCX: 00007f2fee37b61a [ 433.084709][ T9049] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2fef0c2eb0 [ 433.092988][ T9049] RBP: 00000000200124c0 R08: 00007f2fef0c2ef0 R09: 0000000000000000 [ 433.101276][ T9049] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 433.109371][ T9049] R13: 00007f2fef0c2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 433.117481][ T9049] [ 433.130305][ T9049] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 433.145484][ T9049] gfs2: fsid=syz:syz: error -17 adding sysfs files 2024/10/15 18:06:13 executed programs: 541 [ 433.385737][ T9043] loop4: detected capacity change from 0 to 32768 [ 433.415387][ T9043] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 433.433351][ T9043] CPU: 0 UID: 0 PID: 9043 Comm: syz.4.544 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 433.444480][ T9043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 433.455098][ T9043] Call Trace: [ 433.458664][ T9043] [ 433.461923][ T9043] dump_stack_lvl+0x241/0x360 [ 433.466663][ T9043] ? __pfx_dump_stack_lvl+0x10/0x10 [ 433.472164][ T9043] ? __pfx__printk+0x10/0x10 [ 433.476791][ T9043] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 433.482106][ T9043] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 433.488013][ T9043] sysfs_create_dir_ns+0x2ce/0x3a0 [ 433.493388][ T9043] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 433.499203][ T9043] kobject_add_internal+0x435/0x8d0 [ 433.504765][ T9043] kobject_init_and_add+0x124/0x190 [ 433.510180][ T9043] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 433.516492][ T9043] ? __pfx_kobject_init_and_add+0x10/0x10 [ 433.522684][ T9043] ? __init_swait_queue_head+0xae/0x150 [ 433.528449][ T9043] gfs2_sys_fs_add+0x23b/0x4a0 [ 433.533236][ T9043] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 433.538721][ T9043] ? __pfx_alloc_workqueue+0x10/0x10 [ 433.544425][ T9043] ? read_word_at_a_time+0xe/0x20 [ 433.549604][ T9043] ? sized_strscpy+0x8d/0x220 [ 433.554378][ T9043] gfs2_fill_super+0x11ee/0x24d0 [ 433.559567][ T9043] ? __pfx_gfs2_fill_super+0x10/0x10 [ 433.565044][ T9043] ? snprintf+0xda/0x120 [ 433.569304][ T9043] ? __pfx_lock_release+0x10/0x10 [ 433.574440][ T9043] ? do_raw_spin_lock+0x14f/0x370 [ 433.580170][ T9043] ? __pfx_snprintf+0x10/0x10 [ 433.584977][ T9043] ? sb_set_blocksize+0x98/0xf0 [ 433.589944][ T9043] ? setup_bdev_super+0x4e6/0x5d0 [ 433.595019][ T9043] get_tree_bdev+0x3f7/0x570 [ 433.599817][ T9043] ? __pfx_gfs2_fill_super+0x10/0x10 [ 433.605295][ T9043] ? __pfx_get_tree_bdev+0x10/0x10 [ 433.610507][ T9043] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 433.616435][ T9043] gfs2_get_tree+0x54/0x220 [ 433.621048][ T9043] vfs_get_tree+0x90/0x2b0 [ 433.625888][ T9043] do_new_mount+0x2be/0xb40 [ 433.630880][ T9043] ? __pfx_do_new_mount+0x10/0x10 [ 433.636483][ T9043] __se_sys_mount+0x2d6/0x3c0 [ 433.641791][ T9043] ? __pfx___se_sys_mount+0x10/0x10 [ 433.647120][ T9043] ? do_syscall_64+0x100/0x230 [ 433.651943][ T9043] ? __x64_sys_mount+0x20/0xc0 [ 433.656819][ T9043] do_syscall_64+0xf3/0x230 [ 433.661517][ T9043] ? clear_bhb_loop+0x35/0x90 [ 433.666290][ T9043] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 433.672305][ T9043] RIP: 0033:0x7f2ec9d7b61a [ 433.677023][ T9043] 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 [ 433.697092][ T9043] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 433.705726][ T9043] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 433.714142][ T9043] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 433.722485][ T9043] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 433.730922][ T9043] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 433.739261][ T9043] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 433.747769][ T9043] [ 433.781439][ T9043] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 433.797260][ T9043] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 434.241732][ T9048] loop1: detected capacity change from 0 to 32768 [ 434.302325][ T9048] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 434.312561][ T9048] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 434.349176][ T9048] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 434.407180][ T6193] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 434.414402][ T6193] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 434.576396][ T9057] loop3: detected capacity change from 0 to 32768 [ 434.617008][ T6193] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 202ms [ 434.639775][ T6193] gfs2: fsid=syz:syz.0: jid=0: Done [ 434.645257][ T9048] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 434.782975][ T9048] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 434.880924][ T9065] loop2: detected capacity change from 0 to 32768 [ 434.931018][ T9057] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 434.957943][ T9057] CPU: 0 UID: 0 PID: 9057 Comm: syz.3.547 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 434.969392][ T9057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 434.980023][ T9057] Call Trace: [ 434.983544][ T9057] [ 434.986855][ T9057] dump_stack_lvl+0x241/0x360 [ 434.991932][ T9057] ? __pfx_dump_stack_lvl+0x10/0x10 [ 434.997335][ T9057] ? __pfx__printk+0x10/0x10 [ 435.002181][ T9057] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 435.007861][ T9057] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 435.013540][ T9057] sysfs_create_dir_ns+0x2ce/0x3a0 [ 435.019144][ T9057] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 435.024991][ T9057] kobject_add_internal+0x435/0x8d0 [ 435.030494][ T9057] kobject_init_and_add+0x124/0x190 [ 435.035984][ T9057] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 435.042192][ T9057] ? __pfx_kobject_init_and_add+0x10/0x10 [ 435.048049][ T9057] ? __init_swait_queue_head+0xae/0x150 [ 435.053962][ T9057] gfs2_sys_fs_add+0x23b/0x4a0 [ 435.058859][ T9057] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 435.064364][ T9057] ? __pfx_alloc_workqueue+0x10/0x10 [ 435.065072][ T9064] loop0: detected capacity change from 0 to 32768 [ 435.069757][ T9057] ? read_word_at_a_time+0xe/0x20 [ 435.069781][ T9057] ? sized_strscpy+0x8d/0x220 [ 435.069801][ T9057] gfs2_fill_super+0x11ee/0x24d0 [ 435.069842][ T9057] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.096905][ T9057] ? snprintf+0xda/0x120 [ 435.101873][ T9057] ? __pfx_lock_release+0x10/0x10 [ 435.107258][ T9057] ? do_raw_spin_lock+0x14f/0x370 [ 435.112570][ T9057] ? __pfx_snprintf+0x10/0x10 [ 435.117812][ T9057] ? sb_set_blocksize+0x98/0xf0 [ 435.122856][ T9057] ? setup_bdev_super+0x4e6/0x5d0 [ 435.127981][ T9057] get_tree_bdev+0x3f7/0x570 [ 435.133045][ T9057] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.138638][ T9057] ? __pfx_get_tree_bdev+0x10/0x10 [ 435.143856][ T9057] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 435.149869][ T9057] gfs2_get_tree+0x54/0x220 [ 435.154590][ T9057] vfs_get_tree+0x90/0x2b0 [ 435.159198][ T9057] do_new_mount+0x2be/0xb40 [ 435.164159][ T9057] ? __pfx_do_new_mount+0x10/0x10 [ 435.169742][ T9057] __se_sys_mount+0x2d6/0x3c0 [ 435.174739][ T9057] ? __pfx___se_sys_mount+0x10/0x10 [ 435.180470][ T9057] ? do_syscall_64+0x100/0x230 [ 435.185605][ T9057] ? __x64_sys_mount+0x20/0xc0 [ 435.190475][ T9057] do_syscall_64+0xf3/0x230 [ 435.195145][ T9057] ? clear_bhb_loop+0x35/0x90 [ 435.200028][ T9057] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 435.206213][ T9057] RIP: 0033:0x7f864717b61a [ 435.211000][ T9057] 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 [ 435.231584][ T9057] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 435.240187][ T9057] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 435.248727][ T9057] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 435.257264][ T9057] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 435.265604][ T9057] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 435.273951][ T9057] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 435.281971][ T9057] [ 435.294789][ T9057] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 435.317527][ T9057] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 435.331370][ T9065] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 435.354051][ T9065] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 435.374768][ T9065] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 435.385222][ T1757] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 435.392801][ T1757] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 435.400971][ T9064] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 435.461817][ T9064] CPU: 1 UID: 0 PID: 9064 Comm: syz.0.549 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 435.472738][ T9064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 435.482913][ T9064] Call Trace: [ 435.486364][ T9064] [ 435.489614][ T9064] dump_stack_lvl+0x241/0x360 [ 435.491034][ T9061] loop4: detected capacity change from 0 to 32768 [ 435.494391][ T9064] ? __pfx_dump_stack_lvl+0x10/0x10 [ 435.506230][ T9064] ? __pfx__printk+0x10/0x10 [ 435.510956][ T9064] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 435.516476][ T9064] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 435.522262][ T9064] sysfs_create_dir_ns+0x2ce/0x3a0 [ 435.527689][ T9064] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 435.533710][ T9064] kobject_add_internal+0x435/0x8d0 [ 435.539030][ T9064] kobject_init_and_add+0x124/0x190 [ 435.544261][ T9064] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 435.550548][ T9064] ? __pfx_kobject_init_and_add+0x10/0x10 [ 435.556384][ T9064] ? __init_swait_queue_head+0xae/0x150 [ 435.562139][ T9064] gfs2_sys_fs_add+0x23b/0x4a0 [ 435.567145][ T9064] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 435.572575][ T9064] ? __pfx_alloc_workqueue+0x10/0x10 [ 435.578174][ T9064] ? read_word_at_a_time+0xe/0x20 [ 435.583246][ T9064] ? sized_strscpy+0x8d/0x220 [ 435.588104][ T9064] gfs2_fill_super+0x11ee/0x24d0 [ 435.593130][ T9064] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.598656][ T9064] ? snprintf+0xda/0x120 [ 435.603132][ T9064] ? __pfx_lock_release+0x10/0x10 [ 435.608341][ T9064] ? do_raw_spin_lock+0x14f/0x370 [ 435.613674][ T9064] ? __pfx_snprintf+0x10/0x10 [ 435.618498][ T9064] ? sb_set_blocksize+0x98/0xf0 [ 435.623572][ T9064] ? setup_bdev_super+0x4e6/0x5d0 [ 435.628921][ T9064] get_tree_bdev+0x3f7/0x570 [ 435.633824][ T9064] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.639473][ T9064] ? __pfx_get_tree_bdev+0x10/0x10 [ 435.644815][ T9064] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 435.650562][ T9064] gfs2_get_tree+0x54/0x220 [ 435.655378][ T9064] vfs_get_tree+0x90/0x2b0 [ 435.659843][ T9064] do_new_mount+0x2be/0xb40 [ 435.664566][ T9064] ? __pfx_do_new_mount+0x10/0x10 [ 435.669649][ T9064] __se_sys_mount+0x2d6/0x3c0 [ 435.674510][ T9064] ? __pfx___se_sys_mount+0x10/0x10 [ 435.679810][ T9064] ? do_syscall_64+0x100/0x230 [ 435.684702][ T9064] ? __x64_sys_mount+0x20/0xc0 [ 435.690321][ T9064] do_syscall_64+0xf3/0x230 [ 435.695017][ T9064] ? clear_bhb_loop+0x35/0x90 [ 435.700289][ T9064] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 435.706392][ T9064] RIP: 0033:0x7f2fee37b61a [ 435.710814][ T9064] 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 [ 435.731502][ T9064] RSP: 002b:00007f2fef0c2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 435.740374][ T9064] RAX: ffffffffffffffda RBX: 00007f2fef0c2ef0 RCX: 00007f2fee37b61a [ 435.748792][ T9064] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2fef0c2eb0 [ 435.756963][ T9064] RBP: 00000000200124c0 R08: 00007f2fef0c2ef0 R09: 0000000000000000 [ 435.765064][ T9064] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 435.773310][ T9064] R13: 00007f2fef0c2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 435.781927][ T9064] [ 435.826832][ T9064] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 435.870721][ T1757] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 477ms [ 435.884802][ T9061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 435.896216][ T1757] gfs2: fsid=syz:syz.0: jid=0: Done [ 435.903857][ T9065] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 435.914123][ T9061] CPU: 0 UID: 0 PID: 9061 Comm: syz.4.548 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 435.924866][ T9061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 435.935314][ T9061] Call Trace: [ 435.938718][ T9061] [ 435.941728][ T9061] dump_stack_lvl+0x241/0x360 [ 435.946620][ T9061] ? __pfx_dump_stack_lvl+0x10/0x10 [ 435.952131][ T9061] ? __pfx__printk+0x10/0x10 [ 435.957203][ T9061] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 435.962665][ T9061] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 435.968434][ T9061] sysfs_create_dir_ns+0x2ce/0x3a0 [ 435.973668][ T9061] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 435.979342][ T9061] kobject_add_internal+0x435/0x8d0 [ 435.984708][ T9061] kobject_init_and_add+0x124/0x190 [ 435.990087][ T9061] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 435.996126][ T9061] ? __pfx_kobject_init_and_add+0x10/0x10 [ 436.002306][ T9061] ? __init_swait_queue_head+0xae/0x150 [ 436.008040][ T9061] gfs2_sys_fs_add+0x23b/0x4a0 [ 436.013093][ T9061] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 436.018538][ T9061] ? __pfx_alloc_workqueue+0x10/0x10 [ 436.023926][ T9061] ? read_word_at_a_time+0xe/0x20 [ 436.029082][ T9061] ? sized_strscpy+0x8d/0x220 [ 436.033786][ T9061] gfs2_fill_super+0x11ee/0x24d0 [ 436.038746][ T9061] ? __pfx_gfs2_fill_super+0x10/0x10 [ 436.044036][ T9061] ? snprintf+0xda/0x120 [ 436.048399][ T9061] ? __pfx_lock_release+0x10/0x10 [ 436.053463][ T9061] ? do_raw_spin_lock+0x14f/0x370 [ 436.058687][ T9061] ? __pfx_snprintf+0x10/0x10 [ 436.063479][ T9061] ? sb_set_blocksize+0x98/0xf0 [ 436.068362][ T9061] ? setup_bdev_super+0x4e6/0x5d0 [ 436.073403][ T9061] get_tree_bdev+0x3f7/0x570 [ 436.078121][ T9061] ? __pfx_gfs2_fill_super+0x10/0x10 [ 436.083431][ T9061] ? __pfx_get_tree_bdev+0x10/0x10 [ 436.088668][ T9061] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 436.094404][ T9061] gfs2_get_tree+0x54/0x220 [ 436.099007][ T9061] vfs_get_tree+0x90/0x2b0 [ 436.103710][ T9061] do_new_mount+0x2be/0xb40 [ 436.108418][ T9061] ? __pfx_do_new_mount+0x10/0x10 [ 436.113481][ T9061] __se_sys_mount+0x2d6/0x3c0 [ 436.118399][ T9061] ? __pfx___se_sys_mount+0x10/0x10 [ 436.123605][ T9061] ? do_syscall_64+0x100/0x230 [ 436.128376][ T9061] ? __x64_sys_mount+0x20/0xc0 [ 436.133158][ T9061] do_syscall_64+0xf3/0x230 [ 436.138023][ T9061] ? clear_bhb_loop+0x35/0x90 [ 436.142922][ T9061] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 436.148842][ T9061] RIP: 0033:0x7f2ec9d7b61a [ 436.153438][ T9061] 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 [ 436.173687][ T9061] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 436.182460][ T9061] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 436.190614][ T9061] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 436.198675][ T9061] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 436.206967][ T9061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 436.215602][ T9061] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 436.224037][ T9061] [ 436.235384][ T9061] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 436.243316][ T9064] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 436.249900][ T9061] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 436.736706][ T9076] loop1: detected capacity change from 0 to 32768 [ 436.750338][ T9076] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 436.758280][ T9076] CPU: 0 UID: 0 PID: 9076 Comm: syz.1.550 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 436.769606][ T9076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 436.780108][ T9076] Call Trace: [ 436.783418][ T9076] [ 436.786471][ T9076] dump_stack_lvl+0x241/0x360 [ 436.791202][ T9076] ? __pfx_dump_stack_lvl+0x10/0x10 [ 436.796709][ T9076] ? __pfx__printk+0x10/0x10 [ 436.801428][ T9076] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 436.806861][ T9076] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 436.812457][ T9076] sysfs_create_dir_ns+0x2ce/0x3a0 [ 436.817701][ T9076] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 436.823660][ T9076] kobject_add_internal+0x435/0x8d0 [ 436.829012][ T9076] kobject_init_and_add+0x124/0x190 [ 436.834349][ T9076] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 436.840480][ T9076] ? __pfx_kobject_init_and_add+0x10/0x10 [ 436.846342][ T9076] ? __init_swait_queue_head+0xae/0x150 [ 436.852029][ T9076] gfs2_sys_fs_add+0x23b/0x4a0 [ 436.857008][ T9076] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 436.863035][ T9076] ? __pfx_alloc_workqueue+0x10/0x10 [ 436.868637][ T9076] ? read_word_at_a_time+0xe/0x20 [ 436.873972][ T9076] ? sized_strscpy+0x8d/0x220 [ 436.878849][ T9076] gfs2_fill_super+0x11ee/0x24d0 [ 436.884113][ T9076] ? __pfx_gfs2_fill_super+0x10/0x10 [ 436.889687][ T9076] ? snprintf+0xda/0x120 [ 436.894039][ T9076] ? __pfx_lock_release+0x10/0x10 [ 436.899158][ T9076] ? do_raw_spin_lock+0x14f/0x370 [ 436.904302][ T9076] ? __pfx_snprintf+0x10/0x10 [ 436.909109][ T9076] ? sb_set_blocksize+0x98/0xf0 [ 436.914005][ T9076] ? setup_bdev_super+0x4e6/0x5d0 [ 436.919367][ T9076] get_tree_bdev+0x3f7/0x570 [ 436.924019][ T9076] ? __pfx_gfs2_fill_super+0x10/0x10 [ 436.929532][ T9076] ? __pfx_get_tree_bdev+0x10/0x10 [ 436.934870][ T9076] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 436.940756][ T9076] gfs2_get_tree+0x54/0x220 [ 436.945771][ T9076] vfs_get_tree+0x90/0x2b0 [ 436.950495][ T9076] do_new_mount+0x2be/0xb40 [ 436.955145][ T9076] ? __pfx_do_new_mount+0x10/0x10 [ 436.960341][ T9076] __se_sys_mount+0x2d6/0x3c0 [ 436.965172][ T9076] ? __pfx___se_sys_mount+0x10/0x10 [ 436.970629][ T9076] ? do_syscall_64+0x100/0x230 [ 436.975713][ T9076] ? __x64_sys_mount+0x20/0xc0 [ 436.980701][ T9076] do_syscall_64+0xf3/0x230 [ 436.985365][ T9076] ? clear_bhb_loop+0x35/0x90 [ 436.990184][ T9076] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 436.996233][ T9076] RIP: 0033:0x7f012fd7b61a [ 437.000952][ T9076] 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 [ 437.020774][ T9076] RSP: 002b:00007f0130ac9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 437.029405][ T9076] RAX: ffffffffffffffda RBX: 00007f0130ac9ef0 RCX: 00007f012fd7b61a [ 437.037704][ T9076] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f0130ac9eb0 [ 437.045802][ T9076] RBP: 00000000200124c0 R08: 00007f0130ac9ef0 R09: 0000000000000000 [ 437.053904][ T9076] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 437.062004][ T9076] R13: 00007f0130ac9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 437.070233][ T9076] [ 437.082180][ T9076] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 437.178150][ T9082] loop3: detected capacity change from 0 to 32768 [ 437.219165][ T9076] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 437.283267][ T9082] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 437.316249][ T9082] CPU: 1 UID: 0 PID: 9082 Comm: syz.3.551 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 437.327184][ T9082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 437.337545][ T9082] Call Trace: [ 437.340961][ T9082] [ 437.343911][ T9082] dump_stack_lvl+0x241/0x360 [ 437.348830][ T9082] ? __pfx_dump_stack_lvl+0x10/0x10 [ 437.354661][ T9082] ? __pfx__printk+0x10/0x10 [ 437.359299][ T9082] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 437.364821][ T9082] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 437.370585][ T9082] sysfs_create_dir_ns+0x2ce/0x3a0 [ 437.375998][ T9082] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 437.382198][ T9082] kobject_add_internal+0x435/0x8d0 [ 437.387534][ T9082] kobject_init_and_add+0x124/0x190 [ 437.392945][ T9082] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 437.399149][ T9082] ? __pfx_kobject_init_and_add+0x10/0x10 [ 437.405169][ T9082] ? __init_swait_queue_head+0xae/0x150 [ 437.411292][ T9082] gfs2_sys_fs_add+0x23b/0x4a0 [ 437.416273][ T9082] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 437.421867][ T9082] ? __pfx_alloc_workqueue+0x10/0x10 [ 437.427637][ T9082] ? read_word_at_a_time+0xe/0x20 [ 437.432801][ T9082] ? sized_strscpy+0x8d/0x220 [ 437.437697][ T9082] gfs2_fill_super+0x11ee/0x24d0 [ 437.442806][ T9082] ? __pfx_gfs2_fill_super+0x10/0x10 [ 437.448141][ T9082] ? snprintf+0xda/0x120 [ 437.452615][ T9082] ? __pfx_lock_release+0x10/0x10 [ 437.457786][ T9082] ? do_raw_spin_lock+0x14f/0x370 [ 437.462859][ T9082] ? __pfx_snprintf+0x10/0x10 [ 437.467665][ T9082] ? sb_set_blocksize+0x98/0xf0 [ 437.472778][ T9082] ? setup_bdev_super+0x4e6/0x5d0 [ 437.478256][ T9082] get_tree_bdev+0x3f7/0x570 [ 437.482997][ T9082] ? __pfx_gfs2_fill_super+0x10/0x10 [ 437.488420][ T9082] ? __pfx_get_tree_bdev+0x10/0x10 [ 437.493838][ T9082] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 437.499617][ T9082] gfs2_get_tree+0x54/0x220 [ 437.504446][ T9082] vfs_get_tree+0x90/0x2b0 [ 437.508997][ T9082] do_new_mount+0x2be/0xb40 [ 437.513545][ T9082] ? __pfx_do_new_mount+0x10/0x10 [ 437.518710][ T9082] __se_sys_mount+0x2d6/0x3c0 [ 437.523525][ T9082] ? __pfx___se_sys_mount+0x10/0x10 [ 437.528862][ T9082] ? do_syscall_64+0x100/0x230 [ 437.533758][ T9082] ? __x64_sys_mount+0x20/0xc0 [ 437.538726][ T9082] do_syscall_64+0xf3/0x230 [ 437.543350][ T9082] ? clear_bhb_loop+0x35/0x90 [ 437.548440][ T9082] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 437.554745][ T9082] RIP: 0033:0x7f864717b61a [ 437.559378][ T9082] 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 [ 437.579742][ T9082] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 437.588734][ T9082] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 437.597411][ T9082] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 437.605857][ T9082] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 437.614305][ T9082] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 437.622939][ T9082] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 437.630972][ T9082] [ 437.814502][ T9082] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 437.863721][ T9082] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 437.973612][ T9087] loop0: detected capacity change from 0 to 32768 [ 438.029758][ T9087] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 438.040879][ T9087] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 438.056433][ T9087] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 438.088654][ T1757] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 438.128910][ T1757] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 438.254240][ T1757] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 125ms [ 438.287084][ T1757] gfs2: fsid=syz:syz.0: jid=0: Done [ 438.298924][ T9087] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 438.482512][ T9088] loop4: detected capacity change from 0 to 32768 [ 438.538651][ T9088] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 438.569172][ T9088] CPU: 1 UID: 0 PID: 9088 Comm: syz.4.552 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 438.580135][ T9088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 438.590232][ T9088] Call Trace: [ 438.593551][ T9088] [ 438.596586][ T9088] dump_stack_lvl+0x241/0x360 [ 438.601400][ T9088] ? __pfx_dump_stack_lvl+0x10/0x10 [ 438.606739][ T9088] ? __pfx__printk+0x10/0x10 [ 438.611477][ T9088] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 438.617350][ T9088] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 438.623061][ T9088] sysfs_create_dir_ns+0x2ce/0x3a0 [ 438.628656][ T9088] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 438.634728][ T9088] kobject_add_internal+0x435/0x8d0 [ 438.640112][ T9088] kobject_init_and_add+0x124/0x190 [ 438.645532][ T9088] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 438.651655][ T9088] ? __pfx_kobject_init_and_add+0x10/0x10 [ 438.657657][ T9088] ? __init_swait_queue_head+0xae/0x150 [ 438.663219][ T9088] gfs2_sys_fs_add+0x23b/0x4a0 [ 438.668095][ T9088] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 438.673479][ T9088] ? __pfx_alloc_workqueue+0x10/0x10 [ 438.679172][ T9088] ? read_word_at_a_time+0xe/0x20 [ 438.684729][ T9088] ? sized_strscpy+0x8d/0x220 [ 438.689482][ T9088] gfs2_fill_super+0x11ee/0x24d0 [ 438.694485][ T9088] ? __pfx_gfs2_fill_super+0x10/0x10 [ 438.699794][ T9088] ? snprintf+0xda/0x120 [ 438.704164][ T9088] ? __pfx_lock_release+0x10/0x10 [ 438.709380][ T9088] ? do_raw_spin_lock+0x14f/0x370 [ 438.714589][ T9088] ? __pfx_snprintf+0x10/0x10 [ 438.719473][ T9088] ? sb_set_blocksize+0x98/0xf0 [ 438.724560][ T9088] ? setup_bdev_super+0x4e6/0x5d0 [ 438.729699][ T9088] get_tree_bdev+0x3f7/0x570 [ 438.734576][ T9088] ? __pfx_gfs2_fill_super+0x10/0x10 [ 438.740149][ T9088] ? __pfx_get_tree_bdev+0x10/0x10 [ 438.745270][ T9088] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 438.751142][ T9088] gfs2_get_tree+0x54/0x220 [ 438.755748][ T9088] vfs_get_tree+0x90/0x2b0 [ 438.760263][ T9088] do_new_mount+0x2be/0xb40 [ 438.765129][ T9088] ? __pfx_do_new_mount+0x10/0x10 [ 438.770520][ T9088] __se_sys_mount+0x2d6/0x3c0 [ 438.775242][ T9088] ? __pfx___se_sys_mount+0x10/0x10 [ 438.780472][ T9088] ? do_syscall_64+0x100/0x230 [ 438.785335][ T9088] ? __x64_sys_mount+0x20/0xc0 [ 438.790230][ T9088] do_syscall_64+0xf3/0x230 [ 438.794814][ T9088] ? clear_bhb_loop+0x35/0x90 [ 438.799505][ T9088] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 438.805668][ T9088] RIP: 0033:0x7f2ec9d7b61a [ 438.810098][ T9088] 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 [ 438.830372][ T9088] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 438.839244][ T9088] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 438.847443][ T9088] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 438.855799][ T9088] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 438.864128][ T9088] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 438.872297][ T9088] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 438.880473][ T9088] [ 438.884951][ T9088] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 438.900780][ T9088] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 439.223794][ T9094] loop2: detected capacity change from 0 to 32768 [ 439.253429][ T9094] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 439.261412][ T9094] CPU: 0 UID: 0 PID: 9094 Comm: syz.2.554 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 439.273098][ T9094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 439.283540][ T9094] Call Trace: [ 439.287137][ T9094] [ 439.290274][ T9094] dump_stack_lvl+0x241/0x360 [ 439.295086][ T9094] ? __pfx_dump_stack_lvl+0x10/0x10 [ 439.300329][ T9094] ? __pfx__printk+0x10/0x10 [ 439.305050][ T9094] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 439.310792][ T9094] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 439.316358][ T9094] sysfs_create_dir_ns+0x2ce/0x3a0 [ 439.321504][ T9094] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 439.327505][ T9094] kobject_add_internal+0x435/0x8d0 [ 439.332714][ T9094] kobject_init_and_add+0x124/0x190 [ 439.338093][ T9094] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 439.343930][ T9094] ? __pfx_kobject_init_and_add+0x10/0x10 [ 439.349882][ T9094] ? __init_swait_queue_head+0xae/0x150 [ 439.355717][ T9094] gfs2_sys_fs_add+0x23b/0x4a0 [ 439.360523][ T9094] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 439.365928][ T9094] ? __pfx_alloc_workqueue+0x10/0x10 [ 439.371314][ T9094] ? read_word_at_a_time+0xe/0x20 [ 439.376429][ T9094] ? sized_strscpy+0x8d/0x220 [ 439.381144][ T9094] gfs2_fill_super+0x11ee/0x24d0 [ 439.386382][ T9094] ? __pfx_gfs2_fill_super+0x10/0x10 [ 439.391984][ T9094] ? snprintf+0xda/0x120 [ 439.396416][ T9094] ? __pfx_lock_release+0x10/0x10 [ 439.401811][ T9094] ? do_raw_spin_lock+0x14f/0x370 [ 439.407080][ T9094] ? __pfx_snprintf+0x10/0x10 [ 439.411873][ T9094] ? sb_set_blocksize+0x98/0xf0 [ 439.417116][ T9094] ? setup_bdev_super+0x4e6/0x5d0 [ 439.422371][ T9094] get_tree_bdev+0x3f7/0x570 [ 439.427164][ T9094] ? __pfx_gfs2_fill_super+0x10/0x10 [ 439.432959][ T9094] ? __pfx_get_tree_bdev+0x10/0x10 [ 439.439023][ T9094] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 439.445649][ T9094] gfs2_get_tree+0x54/0x220 [ 439.450218][ T9094] vfs_get_tree+0x90/0x2b0 [ 439.455091][ T9094] do_new_mount+0x2be/0xb40 [ 439.460223][ T9094] ? __pfx_do_new_mount+0x10/0x10 [ 439.465405][ T9094] __se_sys_mount+0x2d6/0x3c0 [ 439.471183][ T9094] ? __pfx___se_sys_mount+0x10/0x10 [ 439.476764][ T9094] ? do_syscall_64+0x100/0x230 [ 439.481724][ T9094] ? __x64_sys_mount+0x20/0xc0 [ 439.486898][ T9094] do_syscall_64+0xf3/0x230 [ 439.492162][ T9094] ? clear_bhb_loop+0x35/0x90 [ 439.497088][ T9094] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 439.503650][ T9094] RIP: 0033:0x7fe2f3d7b61a [ 439.508789][ T9094] 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 [ 439.528865][ T9094] RSP: 002b:00007fe2f4a6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 439.537753][ T9094] RAX: ffffffffffffffda RBX: 00007fe2f4a6eef0 RCX: 00007fe2f3d7b61a [ 439.546086][ T9094] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fe2f4a6eeb0 [ 439.554160][ T9094] RBP: 00000000200124c0 R08: 00007fe2f4a6eef0 R09: 0000000000000000 [ 439.562324][ T9094] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 439.570669][ T9094] R13: 00007fe2f4a6eeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 439.579140][ T9094] [ 439.633725][ T9094] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 439.634912][ T9092] loop1: detected capacity change from 0 to 32768 2024/10/15 18:06:19 executed programs: 552 [ 439.846282][ T9098] loop3: detected capacity change from 0 to 32768 [ 439.950724][ T9094] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 440.025845][ T9098] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 440.085731][ T9092] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 440.093477][ T9092] CPU: 0 UID: 0 PID: 9092 Comm: syz.1.555 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 440.104310][ T9092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 440.109444][ T9106] loop4: detected capacity change from 0 to 32768 [ 440.114656][ T9092] Call Trace: [ 440.114670][ T9092] [ 440.128758][ T9092] dump_stack_lvl+0x241/0x360 [ 440.133697][ T9092] ? __pfx_dump_stack_lvl+0x10/0x10 [ 440.139139][ T9092] ? __pfx__printk+0x10/0x10 [ 440.144043][ T9092] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 440.149729][ T9092] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 440.155895][ T9092] sysfs_create_dir_ns+0x2ce/0x3a0 [ 440.161328][ T9092] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 440.167981][ T9092] kobject_add_internal+0x435/0x8d0 [ 440.173746][ T9092] kobject_init_and_add+0x124/0x190 [ 440.179067][ T9092] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 440.185271][ T9092] ? __pfx_kobject_init_and_add+0x10/0x10 [ 440.191816][ T9092] ? __init_swait_queue_head+0xae/0x150 [ 440.197521][ T9092] gfs2_sys_fs_add+0x23b/0x4a0 [ 440.202659][ T9092] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 440.208294][ T9092] ? __pfx_alloc_workqueue+0x10/0x10 [ 440.214238][ T9092] ? read_word_at_a_time+0xe/0x20 [ 440.220186][ T9092] ? sized_strscpy+0x8d/0x220 [ 440.225509][ T9092] gfs2_fill_super+0x11ee/0x24d0 [ 440.231258][ T9092] ? __pfx_gfs2_fill_super+0x10/0x10 [ 440.237379][ T9092] ? snprintf+0xda/0x120 [ 440.242073][ T9092] ? __pfx_lock_release+0x10/0x10 [ 440.247421][ T9092] ? do_raw_spin_lock+0x14f/0x370 [ 440.252842][ T9092] ? __pfx_snprintf+0x10/0x10 [ 440.257631][ T9092] ? sb_set_blocksize+0x98/0xf0 [ 440.262597][ T9092] ? setup_bdev_super+0x4e6/0x5d0 [ 440.267814][ T9092] get_tree_bdev+0x3f7/0x570 [ 440.272605][ T9092] ? __pfx_gfs2_fill_super+0x10/0x10 [ 440.277969][ T9092] ? __pfx_get_tree_bdev+0x10/0x10 [ 440.283224][ T9092] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 440.289135][ T9092] gfs2_get_tree+0x54/0x220 [ 440.293918][ T9092] vfs_get_tree+0x90/0x2b0 [ 440.298385][ T9092] do_new_mount+0x2be/0xb40 [ 440.303036][ T9092] ? __pfx_do_new_mount+0x10/0x10 [ 440.308142][ T9092] __se_sys_mount+0x2d6/0x3c0 [ 440.313074][ T9092] ? __pfx___se_sys_mount+0x10/0x10 [ 440.318388][ T9092] ? do_syscall_64+0x100/0x230 [ 440.323293][ T9092] ? __x64_sys_mount+0x20/0xc0 [ 440.328100][ T9092] do_syscall_64+0xf3/0x230 [ 440.332625][ T9092] ? clear_bhb_loop+0x35/0x90 [ 440.337413][ T9092] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 440.343636][ T9092] RIP: 0033:0x7f012fd7b61a [ 440.348156][ T9092] 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 [ 440.369195][ T9092] RSP: 002b:00007f0130ac9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 440.377930][ T9092] RAX: ffffffffffffffda RBX: 00007f0130ac9ef0 RCX: 00007f012fd7b61a [ 440.386125][ T9092] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f0130ac9eb0 [ 440.394635][ T9092] RBP: 00000000200124c0 R08: 00007f0130ac9ef0 R09: 0000000000000000 [ 440.403053][ T9092] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 440.411749][ T9092] R13: 00007f0130ac9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 440.421110][ T9092] [ 440.425582][ T9098] CPU: 1 UID: 0 PID: 9098 Comm: syz.3.556 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 440.436791][ T9098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 440.447255][ T9098] Call Trace: [ 440.450762][ T9098] [ 440.453854][ T9098] dump_stack_lvl+0x241/0x360 [ 440.458669][ T9098] ? __pfx_dump_stack_lvl+0x10/0x10 [ 440.464470][ T9098] ? __pfx__printk+0x10/0x10 [ 440.469170][ T9098] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 440.474671][ T9098] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 440.481027][ T9098] sysfs_create_dir_ns+0x2ce/0x3a0 [ 440.486375][ T9098] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 440.492541][ T9098] kobject_add_internal+0x435/0x8d0 [ 440.497786][ T9098] kobject_init_and_add+0x124/0x190 [ 440.503288][ T9098] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 440.509313][ T9098] ? __pfx_kobject_init_and_add+0x10/0x10 [ 440.515056][ T9098] ? __init_swait_queue_head+0xae/0x150 [ 440.520619][ T9098] gfs2_sys_fs_add+0x23b/0x4a0 [ 440.525566][ T9098] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 440.531303][ T9098] ? __pfx_alloc_workqueue+0x10/0x10 [ 440.537672][ T9098] ? read_word_at_a_time+0xe/0x20 [ 440.543562][ T9098] ? sized_strscpy+0x8d/0x220 [ 440.548303][ T9098] gfs2_fill_super+0x11ee/0x24d0 [ 440.553533][ T9098] ? __pfx_gfs2_fill_super+0x10/0x10 [ 440.558928][ T9098] ? snprintf+0xda/0x120 [ 440.563358][ T9098] ? __pfx_lock_release+0x10/0x10 [ 440.568740][ T9098] ? do_raw_spin_lock+0x14f/0x370 [ 440.573867][ T9098] ? __pfx_snprintf+0x10/0x10 [ 440.578826][ T9098] ? sb_set_blocksize+0x98/0xf0 [ 440.583862][ T9098] ? setup_bdev_super+0x4e6/0x5d0 [ 440.589239][ T9098] get_tree_bdev+0x3f7/0x570 [ 440.594354][ T9098] ? __pfx_gfs2_fill_super+0x10/0x10 [ 440.599908][ T9098] ? __pfx_get_tree_bdev+0x10/0x10 [ 440.605485][ T9098] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 440.611383][ T9098] gfs2_get_tree+0x54/0x220 [ 440.615967][ T9098] vfs_get_tree+0x90/0x2b0 [ 440.621015][ T9098] do_new_mount+0x2be/0xb40 [ 440.625531][ T9098] ? __pfx_do_new_mount+0x10/0x10 [ 440.630934][ T9098] __se_sys_mount+0x2d6/0x3c0 [ 440.635895][ T9098] ? __pfx___se_sys_mount+0x10/0x10 [ 440.641217][ T9098] ? do_syscall_64+0x100/0x230 [ 440.646157][ T9098] ? __x64_sys_mount+0x20/0xc0 [ 440.651064][ T9098] do_syscall_64+0xf3/0x230 [ 440.655574][ T9098] ? clear_bhb_loop+0x35/0x90 [ 440.660252][ T9098] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 440.666239][ T9098] RIP: 0033:0x7f864717b61a [ 440.670679][ T9098] 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 [ 440.690720][ T9098] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 440.699232][ T9098] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 440.707527][ T9098] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 440.715844][ T9098] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 440.724001][ T9098] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 440.732589][ T9098] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 440.741107][ T9098] [ 440.815208][ T9092] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 440.815615][ T9098] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 440.844118][ T9092] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 440.867301][ T9106] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 440.898498][ T9106] CPU: 1 UID: 0 PID: 9106 Comm: syz.4.558 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 440.909767][ T9106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 440.920119][ T9106] Call Trace: [ 440.923510][ T9106] [ 440.926836][ T9106] dump_stack_lvl+0x241/0x360 [ 440.931752][ T9106] ? __pfx_dump_stack_lvl+0x10/0x10 [ 440.937018][ T9106] ? __pfx__printk+0x10/0x10 [ 440.942002][ T9106] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 440.947355][ T9106] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 440.952957][ T9106] sysfs_create_dir_ns+0x2ce/0x3a0 [ 440.958381][ T9106] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 440.964090][ T9106] kobject_add_internal+0x435/0x8d0 [ 440.969720][ T9106] kobject_init_and_add+0x124/0x190 [ 440.975329][ T9106] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 440.981376][ T9106] ? __pfx_kobject_init_and_add+0x10/0x10 [ 440.987150][ T9106] ? __init_swait_queue_head+0xae/0x150 [ 440.992954][ T9106] gfs2_sys_fs_add+0x23b/0x4a0 [ 440.997970][ T9106] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 441.003742][ T9106] ? __pfx_alloc_workqueue+0x10/0x10 [ 441.009139][ T9106] ? read_word_at_a_time+0xe/0x20 [ 441.014428][ T9106] ? sized_strscpy+0x8d/0x220 [ 441.019282][ T9106] gfs2_fill_super+0x11ee/0x24d0 [ 441.024522][ T9106] ? __pfx_gfs2_fill_super+0x10/0x10 [ 441.030080][ T9106] ? snprintf+0xda/0x120 [ 441.034426][ T9106] ? __pfx_lock_release+0x10/0x10 [ 441.039930][ T9106] ? do_raw_spin_lock+0x14f/0x370 [ 441.045081][ T9106] ? __pfx_snprintf+0x10/0x10 [ 441.049882][ T9106] ? sb_set_blocksize+0x98/0xf0 [ 441.054759][ T9106] ? setup_bdev_super+0x4e6/0x5d0 [ 441.059929][ T9106] get_tree_bdev+0x3f7/0x570 [ 441.064702][ T9106] ? __pfx_gfs2_fill_super+0x10/0x10 [ 441.070186][ T9106] ? __pfx_get_tree_bdev+0x10/0x10 [ 441.075352][ T9106] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 441.081015][ T9106] gfs2_get_tree+0x54/0x220 [ 441.085638][ T9106] vfs_get_tree+0x90/0x2b0 [ 441.090074][ T9106] do_new_mount+0x2be/0xb40 [ 441.094662][ T9106] ? __pfx_do_new_mount+0x10/0x10 [ 441.099744][ T9106] __se_sys_mount+0x2d6/0x3c0 [ 441.104437][ T9106] ? __pfx___se_sys_mount+0x10/0x10 [ 441.109697][ T9106] ? do_syscall_64+0x100/0x230 [ 441.114692][ T9106] ? __x64_sys_mount+0x20/0xc0 [ 441.119463][ T9106] do_syscall_64+0xf3/0x230 [ 441.124055][ T9106] ? clear_bhb_loop+0x35/0x90 [ 441.128915][ T9106] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 441.135035][ T9106] RIP: 0033:0x7f2ec9d7b61a [ 441.139973][ T9106] 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 [ 441.159730][ T9106] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 441.168175][ T9106] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 441.176275][ T9106] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 441.184577][ T9106] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 441.192670][ T9106] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 441.201185][ T9106] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 441.209926][ T9106] [ 441.215423][ T1268] ieee802154 phy0 wpan0: encryption failed: -22 [ 441.218982][ T9098] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 441.222404][ T1268] ieee802154 phy1 wpan1: encryption failed: -22 [ 441.237606][ T9106] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 441.252840][ T9106] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 442.004171][ T9120] loop3: detected capacity change from 0 to 32768 [ 442.039836][ T9120] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 442.058718][ T9120] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 442.191134][ T9120] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 442.216729][ T5272] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 442.234654][ T5272] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 442.389974][ T5272] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 155ms [ 442.424420][ T5272] gfs2: fsid=syz:syz.0: jid=0: Done [ 442.439134][ T9120] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 442.602622][ T9112] loop2: detected capacity change from 0 to 32768 [ 442.637627][ T9112] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 442.665655][ T9112] CPU: 0 UID: 0 PID: 9112 Comm: syz.2.559 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 442.676316][ T9112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 442.686502][ T9112] Call Trace: [ 442.689904][ T9112] [ 442.692877][ T9112] dump_stack_lvl+0x241/0x360 [ 442.697650][ T9112] ? __pfx_dump_stack_lvl+0x10/0x10 [ 442.702978][ T9112] ? __pfx__printk+0x10/0x10 [ 442.707842][ T9112] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 442.713767][ T9112] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 442.719325][ T9112] sysfs_create_dir_ns+0x2ce/0x3a0 [ 442.724976][ T9112] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 442.730791][ T9112] kobject_add_internal+0x435/0x8d0 [ 442.736030][ T9112] kobject_init_and_add+0x124/0x190 [ 442.741327][ T9112] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 442.747663][ T9112] ? __pfx_kobject_init_and_add+0x10/0x10 [ 442.753482][ T9112] ? __init_swait_queue_head+0xae/0x150 [ 442.759423][ T9112] gfs2_sys_fs_add+0x23b/0x4a0 [ 442.764399][ T9112] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 442.769697][ T9112] ? __pfx_alloc_workqueue+0x10/0x10 [ 442.775036][ T9112] ? read_word_at_a_time+0xe/0x20 [ 442.780292][ T9112] ? sized_strscpy+0x8d/0x220 [ 442.784983][ T9112] gfs2_fill_super+0x11ee/0x24d0 [ 442.790060][ T9112] ? __pfx_gfs2_fill_super+0x10/0x10 [ 442.795536][ T9112] ? snprintf+0xda/0x120 [ 442.799877][ T9112] ? __pfx_lock_release+0x10/0x10 [ 442.805125][ T9112] ? do_raw_spin_lock+0x14f/0x370 [ 442.810374][ T9112] ? __pfx_snprintf+0x10/0x10 [ 442.815333][ T9112] ? sb_set_blocksize+0x98/0xf0 [ 442.820390][ T9112] ? setup_bdev_super+0x4e6/0x5d0 [ 442.825681][ T9112] get_tree_bdev+0x3f7/0x570 [ 442.830285][ T9112] ? __pfx_gfs2_fill_super+0x10/0x10 [ 442.835666][ T9112] ? __pfx_get_tree_bdev+0x10/0x10 [ 442.840888][ T9112] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 442.846990][ T9112] gfs2_get_tree+0x54/0x220 [ 442.851515][ T9112] vfs_get_tree+0x90/0x2b0 [ 442.856034][ T9112] do_new_mount+0x2be/0xb40 [ 442.860651][ T9112] ? __pfx_do_new_mount+0x10/0x10 [ 442.865899][ T9112] __se_sys_mount+0x2d6/0x3c0 [ 442.870806][ T9112] ? __pfx___se_sys_mount+0x10/0x10 [ 442.876249][ T9112] ? do_syscall_64+0x100/0x230 [ 442.881339][ T9112] ? __x64_sys_mount+0x20/0xc0 [ 442.886401][ T9112] do_syscall_64+0xf3/0x230 [ 442.890935][ T9112] ? clear_bhb_loop+0x35/0x90 [ 442.895703][ T9112] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 442.902138][ T9112] RIP: 0033:0x7fe2f3d7b61a [ 442.907533][ T9112] 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 [ 442.927762][ T9112] RSP: 002b:00007fe2f4a6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 442.936461][ T9112] RAX: ffffffffffffffda RBX: 00007fe2f4a6eef0 RCX: 00007fe2f3d7b61a [ 442.944629][ T9112] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fe2f4a6eeb0 [ 442.952956][ T9112] RBP: 00000000200124c0 R08: 00007fe2f4a6eef0 R09: 0000000000000000 [ 442.961103][ T9112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 442.969250][ T9112] R13: 00007fe2f4a6eeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 442.977252][ T9112] [ 442.985294][ T9112] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 443.036231][ T9112] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 443.199093][ T9123] loop4: detected capacity change from 0 to 32768 [ 443.249838][ T9117] loop1: detected capacity change from 0 to 32768 [ 443.264075][ T9123] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 443.271830][ T9123] CPU: 1 UID: 0 PID: 9123 Comm: syz.4.562 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 443.282559][ T9123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 443.292772][ T9123] Call Trace: [ 443.296172][ T9123] [ 443.299150][ T9123] dump_stack_lvl+0x241/0x360 [ 443.303962][ T9123] ? __pfx_dump_stack_lvl+0x10/0x10 [ 443.309447][ T9123] ? __pfx__printk+0x10/0x10 [ 443.314168][ T9123] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 443.319582][ T9123] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 443.325176][ T9123] sysfs_create_dir_ns+0x2ce/0x3a0 [ 443.330486][ T9123] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 443.336254][ T9123] kobject_add_internal+0x435/0x8d0 [ 443.341497][ T9123] kobject_init_and_add+0x124/0x190 [ 443.346739][ T9123] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 443.352649][ T9123] ? __pfx_kobject_init_and_add+0x10/0x10 [ 443.358461][ T9123] ? __init_swait_queue_head+0xae/0x150 [ 443.364285][ T9123] gfs2_sys_fs_add+0x23b/0x4a0 [ 443.369411][ T9123] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 443.374807][ T9123] ? __pfx_alloc_workqueue+0x10/0x10 [ 443.380185][ T9123] ? read_word_at_a_time+0xe/0x20 [ 443.385382][ T9123] ? sized_strscpy+0x8d/0x220 [ 443.390233][ T9123] gfs2_fill_super+0x11ee/0x24d0 [ 443.395276][ T9123] ? __pfx_gfs2_fill_super+0x10/0x10 [ 443.400572][ T9123] ? snprintf+0xda/0x120 [ 443.404848][ T9123] ? __pfx_lock_release+0x10/0x10 [ 443.410007][ T9123] ? do_raw_spin_lock+0x14f/0x370 [ 443.415414][ T9123] ? __pfx_snprintf+0x10/0x10 [ 443.420796][ T9123] ? sb_set_blocksize+0x98/0xf0 [ 443.426014][ T9123] ? setup_bdev_super+0x4e6/0x5d0 [ 443.431436][ T9123] get_tree_bdev+0x3f7/0x570 [ 443.436548][ T9123] ? __pfx_gfs2_fill_super+0x10/0x10 [ 443.442104][ T9123] ? __pfx_get_tree_bdev+0x10/0x10 [ 443.447364][ T9123] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 443.453388][ T9123] gfs2_get_tree+0x54/0x220 [ 443.458391][ T9123] vfs_get_tree+0x90/0x2b0 [ 443.463092][ T9123] do_new_mount+0x2be/0xb40 [ 443.467775][ T9123] ? __pfx_do_new_mount+0x10/0x10 [ 443.473163][ T9123] __se_sys_mount+0x2d6/0x3c0 [ 443.478044][ T9123] ? __pfx___se_sys_mount+0x10/0x10 [ 443.483339][ T9123] ? do_syscall_64+0x100/0x230 [ 443.488279][ T9123] ? __x64_sys_mount+0x20/0xc0 [ 443.493653][ T9123] do_syscall_64+0xf3/0x230 [ 443.498557][ T9123] ? clear_bhb_loop+0x35/0x90 [ 443.503870][ T9123] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 443.509860][ T9123] RIP: 0033:0x7f2ec9d7b61a [ 443.514593][ T9123] 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 [ 443.535352][ T9123] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 443.543880][ T9123] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 443.552566][ T9123] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 443.560816][ T9123] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 443.568880][ T9123] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 443.577476][ T9123] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 443.586075][ T9123] [ 443.591782][ T9123] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 443.606874][ T9123] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 443.618655][ T9117] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 443.645213][ T9117] CPU: 1 UID: 0 PID: 9117 Comm: syz.1.561 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 443.656159][ T9117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 443.666424][ T9117] Call Trace: [ 443.669820][ T9117] [ 443.673138][ T9117] dump_stack_lvl+0x241/0x360 [ 443.678608][ T9117] ? __pfx_dump_stack_lvl+0x10/0x10 [ 443.684036][ T9117] ? __pfx__printk+0x10/0x10 [ 443.688858][ T9117] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 443.695228][ T9117] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 443.701443][ T9117] sysfs_create_dir_ns+0x2ce/0x3a0 [ 443.707404][ T9117] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 443.712568][ T9118] loop0: detected capacity change from 0 to 32768 [ 443.713883][ T9117] kobject_add_internal+0x435/0x8d0 [ 443.728099][ T9117] kobject_init_and_add+0x124/0x190 [ 443.733698][ T9117] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 443.740168][ T9117] ? __pfx_kobject_init_and_add+0x10/0x10 [ 443.745953][ T9117] ? __init_swait_queue_head+0xae/0x150 [ 443.751583][ T9117] gfs2_sys_fs_add+0x23b/0x4a0 [ 443.756749][ T9117] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 443.762541][ T9117] ? __pfx_alloc_workqueue+0x10/0x10 [ 443.768071][ T9117] ? read_word_at_a_time+0xe/0x20 [ 443.773229][ T9117] ? sized_strscpy+0x8d/0x220 [ 443.778132][ T9117] gfs2_fill_super+0x11ee/0x24d0 [ 443.783494][ T9117] ? __pfx_gfs2_fill_super+0x10/0x10 [ 443.788918][ T9117] ? snprintf+0xda/0x120 [ 443.793216][ T9117] ? __pfx_lock_release+0x10/0x10 [ 443.798565][ T9117] ? do_raw_spin_lock+0x14f/0x370 [ 443.803983][ T9117] ? __pfx_snprintf+0x10/0x10 [ 443.808965][ T9117] ? sb_set_blocksize+0x98/0xf0 [ 443.813939][ T9117] ? setup_bdev_super+0x4e6/0x5d0 [ 443.819280][ T9117] get_tree_bdev+0x3f7/0x570 [ 443.823920][ T9117] ? __pfx_gfs2_fill_super+0x10/0x10 [ 443.829522][ T9117] ? __pfx_get_tree_bdev+0x10/0x10 [ 443.834824][ T9117] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 443.840502][ T9117] gfs2_get_tree+0x54/0x220 [ 443.845237][ T9117] vfs_get_tree+0x90/0x2b0 [ 443.849782][ T9117] do_new_mount+0x2be/0xb40 [ 443.854454][ T9117] ? __pfx_do_new_mount+0x10/0x10 [ 443.859616][ T9117] __se_sys_mount+0x2d6/0x3c0 [ 443.864447][ T9117] ? __pfx___se_sys_mount+0x10/0x10 [ 443.870047][ T9117] ? do_syscall_64+0x100/0x230 [ 443.875205][ T9117] ? __x64_sys_mount+0x20/0xc0 [ 443.880185][ T9117] do_syscall_64+0xf3/0x230 [ 443.884929][ T9117] ? clear_bhb_loop+0x35/0x90 [ 443.890165][ T9117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 443.896136][ T9117] RIP: 0033:0x7f012fd7b61a [ 443.900764][ T9117] 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 [ 443.920764][ T9117] RSP: 002b:00007f0130ac9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 443.929653][ T9117] RAX: ffffffffffffffda RBX: 00007f0130ac9ef0 RCX: 00007f012fd7b61a [ 443.938392][ T9117] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f0130ac9eb0 [ 443.946591][ T9117] RBP: 00000000200124c0 R08: 00007f0130ac9ef0 R09: 0000000000000000 [ 443.954782][ T9117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 443.962871][ T9117] R13: 00007f0130ac9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 443.971063][ T9117] [ 443.983999][ T9117] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 443.984493][ T9118] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 443.998526][ T9117] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 444.146847][ T9118] CPU: 1 UID: 0 PID: 9118 Comm: syz.0.557 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 444.158118][ T9118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 444.168349][ T9118] Call Trace: [ 444.171837][ T9118] [ 444.175076][ T9118] dump_stack_lvl+0x241/0x360 [ 444.180250][ T9118] ? __pfx_dump_stack_lvl+0x10/0x10 [ 444.185809][ T9118] ? __pfx__printk+0x10/0x10 [ 444.190448][ T9118] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 444.195948][ T9118] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 444.201713][ T9118] sysfs_create_dir_ns+0x2ce/0x3a0 [ 444.207032][ T9118] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 444.213062][ T9118] kobject_add_internal+0x435/0x8d0 [ 444.219048][ T9118] kobject_init_and_add+0x124/0x190 [ 444.224729][ T9118] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 444.230896][ T9118] ? __pfx_kobject_init_and_add+0x10/0x10 [ 444.236887][ T9118] ? __init_swait_queue_head+0xae/0x150 [ 444.242914][ T9118] gfs2_sys_fs_add+0x23b/0x4a0 [ 444.248056][ T9118] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 444.253791][ T9118] ? __pfx_alloc_workqueue+0x10/0x10 [ 444.259348][ T9118] ? read_word_at_a_time+0xe/0x20 [ 444.264638][ T9118] ? sized_strscpy+0x8d/0x220 [ 444.269321][ T9118] gfs2_fill_super+0x11ee/0x24d0 [ 444.274378][ T9118] ? __pfx_gfs2_fill_super+0x10/0x10 [ 444.279783][ T9118] ? snprintf+0xda/0x120 [ 444.284116][ T9118] ? __pfx_lock_release+0x10/0x10 [ 444.289266][ T9118] ? do_raw_spin_lock+0x14f/0x370 [ 444.294315][ T9118] ? __pfx_snprintf+0x10/0x10 [ 444.299266][ T9118] ? sb_set_blocksize+0x98/0xf0 [ 444.304212][ T9118] ? setup_bdev_super+0x4e6/0x5d0 [ 444.309524][ T9118] get_tree_bdev+0x3f7/0x570 [ 444.314311][ T9118] ? __pfx_gfs2_fill_super+0x10/0x10 [ 444.319703][ T9118] ? __pfx_get_tree_bdev+0x10/0x10 [ 444.324828][ T9118] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 444.330650][ T9118] gfs2_get_tree+0x54/0x220 [ 444.335197][ T9118] vfs_get_tree+0x90/0x2b0 [ 444.339628][ T9118] do_new_mount+0x2be/0xb40 [ 444.344441][ T9118] ? __pfx_do_new_mount+0x10/0x10 [ 444.349479][ T9118] __se_sys_mount+0x2d6/0x3c0 [ 444.354172][ T9118] ? __pfx___se_sys_mount+0x10/0x10 [ 444.359470][ T9118] ? do_syscall_64+0x100/0x230 [ 444.364239][ T9118] ? __x64_sys_mount+0x20/0xc0 [ 444.369098][ T9118] do_syscall_64+0xf3/0x230 [ 444.373764][ T9118] ? clear_bhb_loop+0x35/0x90 [ 444.378453][ T9118] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 444.384441][ T9118] RIP: 0033:0x7f2fee37b61a [ 444.388893][ T9118] 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 [ 444.408864][ T9118] RSP: 002b:00007f2fef0c2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 444.417486][ T9118] RAX: ffffffffffffffda RBX: 00007f2fef0c2ef0 RCX: 00007f2fee37b61a [ 444.425683][ T9118] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2fef0c2eb0 [ 444.433794][ T9118] RBP: 00000000200124c0 R08: 00007f2fef0c2ef0 R09: 0000000000000000 [ 444.441943][ T9118] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 444.450012][ T9118] R13: 00007f2fef0c2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 444.458170][ T9118] [ 444.779210][ T9118] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 444.828884][ T9118] gfs2: fsid=syz:syz: error -17 adding sysfs files 2024/10/15 18:06:25 executed programs: 562 [ 445.063662][ T9135] loop2: detected capacity change from 0 to 32768 [ 445.116147][ T9135] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 445.152301][ T9135] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 445.220748][ T9135] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 445.277321][ T5330] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 445.294863][ T5330] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 445.463138][ T5330] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 168ms [ 445.502651][ T5330] gfs2: fsid=syz:syz.0: jid=0: Done [ 445.508387][ T9135] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 445.558290][ T9138] loop1: detected capacity change from 0 to 32768 [ 445.599119][ T9138] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 445.620258][ T9138] CPU: 1 UID: 0 PID: 9138 Comm: syz.1.565 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 445.631655][ T9138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 445.642407][ T9138] Call Trace: [ 445.645820][ T9138] [ 445.648960][ T9138] dump_stack_lvl+0x241/0x360 [ 445.653684][ T9138] ? __pfx_dump_stack_lvl+0x10/0x10 [ 445.658943][ T9138] ? __pfx__printk+0x10/0x10 [ 445.663654][ T9138] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 445.669258][ T9138] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 445.675036][ T9138] sysfs_create_dir_ns+0x2ce/0x3a0 [ 445.680285][ T9138] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 445.686052][ T9138] kobject_add_internal+0x435/0x8d0 [ 445.691362][ T9138] kobject_init_and_add+0x124/0x190 [ 445.696591][ T9138] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 445.702437][ T9138] ? __pfx_kobject_init_and_add+0x10/0x10 [ 445.708168][ T9138] ? __init_swait_queue_head+0xae/0x150 [ 445.713936][ T9138] gfs2_sys_fs_add+0x23b/0x4a0 [ 445.718923][ T9138] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 445.724452][ T9138] ? __pfx_alloc_workqueue+0x10/0x10 [ 445.730051][ T9138] ? read_word_at_a_time+0xe/0x20 [ 445.735199][ T9138] ? sized_strscpy+0x8d/0x220 [ 445.740591][ T9138] gfs2_fill_super+0x11ee/0x24d0 [ 445.746028][ T9138] ? __pfx_gfs2_fill_super+0x10/0x10 [ 445.751451][ T9138] ? snprintf+0xda/0x120 [ 445.755792][ T9138] ? __pfx_lock_release+0x10/0x10 [ 445.760841][ T9138] ? do_raw_spin_lock+0x14f/0x370 [ 445.766407][ T9138] ? __pfx_snprintf+0x10/0x10 [ 445.771099][ T9138] ? sb_set_blocksize+0x98/0xf0 [ 445.776139][ T9138] ? setup_bdev_super+0x4e6/0x5d0 [ 445.781357][ T9138] get_tree_bdev+0x3f7/0x570 [ 445.786048][ T9138] ? __pfx_gfs2_fill_super+0x10/0x10 [ 445.791339][ T9138] ? __pfx_get_tree_bdev+0x10/0x10 [ 445.796556][ T9138] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 445.802459][ T9138] gfs2_get_tree+0x54/0x220 [ 445.807058][ T9138] vfs_get_tree+0x90/0x2b0 [ 445.811481][ T9138] do_new_mount+0x2be/0xb40 [ 445.816079][ T9138] ? __pfx_do_new_mount+0x10/0x10 [ 445.821139][ T9138] __se_sys_mount+0x2d6/0x3c0 [ 445.825936][ T9138] ? __pfx___se_sys_mount+0x10/0x10 [ 445.831236][ T9138] ? do_syscall_64+0x100/0x230 [ 445.836012][ T9138] ? __x64_sys_mount+0x20/0xc0 [ 445.841326][ T9138] do_syscall_64+0xf3/0x230 [ 445.845919][ T9138] ? clear_bhb_loop+0x35/0x90 [ 445.850865][ T9138] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 445.856774][ T9138] RIP: 0033:0x7f012fd7b61a [ 445.861290][ T9138] 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 [ 445.881535][ T9138] RSP: 002b:00007f0130ac9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 445.890055][ T9138] RAX: ffffffffffffffda RBX: 00007f0130ac9ef0 RCX: 00007f012fd7b61a [ 445.898063][ T9138] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f0130ac9eb0 [ 445.906123][ T9138] RBP: 00000000200124c0 R08: 00007f0130ac9ef0 R09: 0000000000000000 [ 445.914189][ T9138] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 445.922165][ T9138] R13: 00007f0130ac9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 445.930162][ T9138] [ 446.029029][ T9138] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 446.054604][ T9138] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 446.207974][ T9142] loop3: detected capacity change from 0 to 32768 [ 446.260484][ T9141] loop4: detected capacity change from 0 to 32768 [ 446.483023][ T9142] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 446.498975][ T9142] CPU: 0 UID: 0 PID: 9142 Comm: syz.3.563 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 446.509889][ T9142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 446.520240][ T9142] Call Trace: [ 446.523631][ T9142] [ 446.526764][ T9142] dump_stack_lvl+0x241/0x360 [ 446.531603][ T9142] ? __pfx_dump_stack_lvl+0x10/0x10 [ 446.536974][ T9142] ? __pfx__printk+0x10/0x10 [ 446.541618][ T9142] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 446.547030][ T9142] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 446.552610][ T9142] sysfs_create_dir_ns+0x2ce/0x3a0 [ 446.558363][ T9142] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 446.564314][ T9142] kobject_add_internal+0x435/0x8d0 [ 446.569563][ T9142] kobject_init_and_add+0x124/0x190 [ 446.574808][ T9142] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 446.580721][ T9142] ? __pfx_kobject_init_and_add+0x10/0x10 [ 446.586649][ T9142] ? __init_swait_queue_head+0xae/0x150 [ 446.592281][ T9142] gfs2_sys_fs_add+0x23b/0x4a0 [ 446.597438][ T9142] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 446.603243][ T9142] ? __pfx_alloc_workqueue+0x10/0x10 [ 446.608512][ T9146] loop0: detected capacity change from 0 to 32768 [ 446.608549][ T9142] ? read_word_at_a_time+0xe/0x20 [ 446.621148][ T9142] ? sized_strscpy+0x8d/0x220 [ 446.626653][ T9142] gfs2_fill_super+0x11ee/0x24d0 [ 446.632098][ T9142] ? __pfx_gfs2_fill_super+0x10/0x10 [ 446.637609][ T9142] ? snprintf+0xda/0x120 [ 446.641905][ T9142] ? __pfx_lock_release+0x10/0x10 [ 446.647215][ T9142] ? do_raw_spin_lock+0x14f/0x370 [ 446.652639][ T9142] ? __pfx_snprintf+0x10/0x10 [ 446.657452][ T9142] ? sb_set_blocksize+0x98/0xf0 [ 446.662436][ T9142] ? setup_bdev_super+0x4e6/0x5d0 [ 446.667594][ T9142] get_tree_bdev+0x3f7/0x570 [ 446.672407][ T9142] ? __pfx_gfs2_fill_super+0x10/0x10 [ 446.677734][ T9142] ? __pfx_get_tree_bdev+0x10/0x10 [ 446.682911][ T9142] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 446.688596][ T9142] gfs2_get_tree+0x54/0x220 [ 446.693147][ T9142] vfs_get_tree+0x90/0x2b0 [ 446.697698][ T9142] do_new_mount+0x2be/0xb40 [ 446.702427][ T9142] ? __pfx_do_new_mount+0x10/0x10 [ 446.708123][ T9142] __se_sys_mount+0x2d6/0x3c0 [ 446.713185][ T9142] ? __pfx___se_sys_mount+0x10/0x10 [ 446.718524][ T9142] ? do_syscall_64+0x100/0x230 [ 446.723704][ T9142] ? __x64_sys_mount+0x20/0xc0 [ 446.728614][ T9142] do_syscall_64+0xf3/0x230 [ 446.733418][ T9142] ? clear_bhb_loop+0x35/0x90 [ 446.738243][ T9142] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 446.744524][ T9142] RIP: 0033:0x7f864717b61a [ 446.749071][ T9142] 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 [ 446.768723][ T9142] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 446.777353][ T9142] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 446.786196][ T9142] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 446.794223][ T9142] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 446.802232][ T9142] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 446.810416][ T9142] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 446.818612][ T9142] [ 446.823788][ T9142] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 446.848252][ T9142] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 446.867182][ T9141] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 446.889007][ T9141] CPU: 0 UID: 0 PID: 9141 Comm: syz.4.566 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 446.899781][ T9141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 446.910027][ T9141] Call Trace: [ 446.913354][ T9141] [ 446.916488][ T9141] dump_stack_lvl+0x241/0x360 [ 446.921317][ T9141] ? __pfx_dump_stack_lvl+0x10/0x10 [ 446.926560][ T9141] ? __pfx__printk+0x10/0x10 [ 446.931543][ T9141] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 446.936962][ T9141] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 446.942727][ T9141] sysfs_create_dir_ns+0x2ce/0x3a0 [ 446.948050][ T9141] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 446.953822][ T9141] kobject_add_internal+0x435/0x8d0 [ 446.959302][ T9141] kobject_init_and_add+0x124/0x190 [ 446.964523][ T9141] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 446.970341][ T9141] ? __pfx_kobject_init_and_add+0x10/0x10 [ 446.976688][ T9141] ? __init_swait_queue_head+0xae/0x150 [ 446.982248][ T9141] gfs2_sys_fs_add+0x23b/0x4a0 [ 446.987019][ T9141] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 446.992685][ T9141] ? __pfx_alloc_workqueue+0x10/0x10 [ 446.998246][ T9141] ? read_word_at_a_time+0xe/0x20 [ 447.003617][ T9141] ? sized_strscpy+0x8d/0x220 [ 447.008388][ T9141] gfs2_fill_super+0x11ee/0x24d0 [ 447.013436][ T9141] ? __pfx_gfs2_fill_super+0x10/0x10 [ 447.018763][ T9141] ? snprintf+0xda/0x120 [ 447.023209][ T9141] ? __pfx_lock_release+0x10/0x10 [ 447.028247][ T9141] ? do_raw_spin_lock+0x14f/0x370 [ 447.033274][ T9141] ? __pfx_snprintf+0x10/0x10 [ 447.038094][ T9141] ? sb_set_blocksize+0x98/0xf0 [ 447.042953][ T9141] ? setup_bdev_super+0x4e6/0x5d0 [ 447.047984][ T9141] get_tree_bdev+0x3f7/0x570 [ 447.052580][ T9141] ? __pfx_gfs2_fill_super+0x10/0x10 [ 447.057957][ T9141] ? __pfx_get_tree_bdev+0x10/0x10 [ 447.063256][ T9141] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 447.069116][ T9141] gfs2_get_tree+0x54/0x220 [ 447.073630][ T9141] vfs_get_tree+0x90/0x2b0 [ 447.078055][ T9141] do_new_mount+0x2be/0xb40 [ 447.082566][ T9141] ? __pfx_do_new_mount+0x10/0x10 [ 447.087605][ T9141] __se_sys_mount+0x2d6/0x3c0 [ 447.092300][ T9141] ? __pfx___se_sys_mount+0x10/0x10 [ 447.097523][ T9141] ? do_syscall_64+0x100/0x230 [ 447.102326][ T9141] ? __x64_sys_mount+0x20/0xc0 [ 447.107109][ T9141] do_syscall_64+0xf3/0x230 [ 447.111614][ T9141] ? clear_bhb_loop+0x35/0x90 [ 447.116317][ T9141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 447.122432][ T9141] RIP: 0033:0x7f2ec9d7b61a [ 447.126859][ T9141] 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 [ 447.147746][ T9141] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 447.156281][ T9141] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 447.164712][ T9141] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 447.172963][ T9141] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 447.181154][ T9141] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 447.189411][ T9141] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 447.197414][ T9141] [ 447.203967][ T9141] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 447.218725][ T9141] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 447.288643][ T9146] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 447.349853][ T9146] CPU: 1 UID: 0 PID: 9146 Comm: syz.0.567 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 447.360603][ T9146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 447.370954][ T9146] Call Trace: [ 447.374475][ T9146] [ 447.377432][ T9146] dump_stack_lvl+0x241/0x360 [ 447.382154][ T9146] ? __pfx_dump_stack_lvl+0x10/0x10 [ 447.387489][ T9146] ? __pfx__printk+0x10/0x10 [ 447.392306][ T9146] sysfs_create_dir_ns+0x2ce/0x3a0 [ 447.397545][ T9146] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 447.403252][ T9146] kobject_add_internal+0x435/0x8d0 [ 447.408946][ T9146] kobject_init_and_add+0x124/0x190 [ 447.414184][ T9146] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 447.420044][ T9146] ? __pfx_kobject_init_and_add+0x10/0x10 [ 447.425940][ T9146] ? __init_swait_queue_head+0xae/0x150 [ 447.431533][ T9146] gfs2_sys_fs_add+0x23b/0x4a0 [ 447.436419][ T9146] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 447.442106][ T9146] ? __pfx_alloc_workqueue+0x10/0x10 [ 447.447935][ T9146] ? read_word_at_a_time+0xe/0x20 [ 447.453002][ T9146] ? sized_strscpy+0x8d/0x220 [ 447.457814][ T9146] gfs2_fill_super+0x11ee/0x24d0 [ 447.462832][ T9146] ? __pfx_gfs2_fill_super+0x10/0x10 [ 447.468160][ T9146] ? snprintf+0xda/0x120 [ 447.472701][ T9146] ? __pfx_lock_release+0x10/0x10 [ 447.477846][ T9146] ? do_raw_spin_lock+0x14f/0x370 [ 447.483095][ T9146] ? __pfx_snprintf+0x10/0x10 [ 447.487971][ T9146] ? sb_set_blocksize+0x98/0xf0 [ 447.493040][ T9146] ? setup_bdev_super+0x4e6/0x5d0 [ 447.498199][ T9146] get_tree_bdev+0x3f7/0x570 [ 447.502936][ T9146] ? __pfx_gfs2_fill_super+0x10/0x10 [ 447.508339][ T9146] ? __pfx_get_tree_bdev+0x10/0x10 [ 447.513749][ T9146] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 447.519399][ T9146] gfs2_get_tree+0x54/0x220 [ 447.524273][ T9146] vfs_get_tree+0x90/0x2b0 [ 447.528705][ T9146] do_new_mount+0x2be/0xb40 [ 447.533399][ T9146] ? __pfx_do_new_mount+0x10/0x10 [ 447.538781][ T9146] __se_sys_mount+0x2d6/0x3c0 [ 447.543466][ T9146] ? __pfx___se_sys_mount+0x10/0x10 [ 447.548881][ T9146] ? do_syscall_64+0x100/0x230 [ 447.553795][ T9146] ? __x64_sys_mount+0x20/0xc0 [ 447.558756][ T9146] do_syscall_64+0xf3/0x230 [ 447.563608][ T9146] ? clear_bhb_loop+0x35/0x90 [ 447.568371][ T9146] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 447.574354][ T9146] RIP: 0033:0x7f2fee37b61a [ 447.579108][ T9146] 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 [ 447.599376][ T9146] RSP: 002b:00007f2fef0c2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 447.608733][ T9146] RAX: ffffffffffffffda RBX: 00007f2fef0c2ef0 RCX: 00007f2fee37b61a [ 447.617343][ T9146] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2fef0c2eb0 [ 447.625325][ T9146] RBP: 00000000200124c0 R08: 00007f2fef0c2ef0 R09: 0000000000000000 [ 447.633393][ T9146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 447.641721][ T9146] R13: 00007f2fef0c2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 447.649718][ T9146] [ 447.673746][ T9146] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 447.704423][ T9146] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 448.261400][ T9155] loop1: detected capacity change from 0 to 32768 [ 448.333321][ T9155] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 448.362491][ T9155] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 448.425025][ T9155] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 448.436177][ T6193] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 448.459097][ T6193] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 448.601981][ T6193] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 142ms [ 448.629611][ T6193] gfs2: fsid=syz:syz.0: jid=0: Done [ 448.656006][ T9155] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 448.870074][ T9162] loop4: detected capacity change from 0 to 32768 [ 448.940871][ T9162] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 448.969623][ T9162] CPU: 1 UID: 0 PID: 9162 Comm: syz.4.571 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 448.980731][ T9162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 448.981208][ T9160] loop3: detected capacity change from 0 to 32768 [ 448.990925][ T9162] Call Trace: [ 448.990941][ T9162] [ 448.990950][ T9162] dump_stack_lvl+0x241/0x360 [ 448.990978][ T9162] ? __pfx_dump_stack_lvl+0x10/0x10 [ 449.013920][ T9162] ? __pfx__printk+0x10/0x10 [ 449.018743][ T9162] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 449.024333][ T9162] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 449.030024][ T9162] sysfs_create_dir_ns+0x2ce/0x3a0 [ 449.031510][ T9165] loop2: detected capacity change from 0 to 32768 [ 449.035147][ T9162] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 449.047383][ T9162] kobject_add_internal+0x435/0x8d0 [ 449.053123][ T9162] kobject_init_and_add+0x124/0x190 [ 449.058564][ T9162] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 449.064399][ T9162] ? __pfx_kobject_init_and_add+0x10/0x10 [ 449.070211][ T9162] ? __init_swait_queue_head+0xae/0x150 [ 449.075939][ T9162] gfs2_sys_fs_add+0x23b/0x4a0 [ 449.080712][ T9162] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 449.086190][ T9162] ? __pfx_alloc_workqueue+0x10/0x10 [ 449.091575][ T9162] ? read_word_at_a_time+0xe/0x20 [ 449.096737][ T9162] ? sized_strscpy+0x8d/0x220 [ 449.101433][ T9162] gfs2_fill_super+0x11ee/0x24d0 [ 449.106489][ T9162] ? __pfx_gfs2_fill_super+0x10/0x10 [ 449.111967][ T9162] ? snprintf+0xda/0x120 [ 449.116415][ T9162] ? __pfx_lock_release+0x10/0x10 [ 449.121619][ T9162] ? do_raw_spin_lock+0x14f/0x370 [ 449.126734][ T9162] ? __pfx_snprintf+0x10/0x10 [ 449.131530][ T9162] ? sb_set_blocksize+0x98/0xf0 [ 449.136480][ T9162] ? setup_bdev_super+0x4e6/0x5d0 [ 449.141618][ T9162] get_tree_bdev+0x3f7/0x570 [ 449.146504][ T9162] ? __pfx_gfs2_fill_super+0x10/0x10 [ 449.151881][ T9162] ? __pfx_get_tree_bdev+0x10/0x10 [ 449.157171][ T9162] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 449.163072][ T9162] gfs2_get_tree+0x54/0x220 [ 449.167586][ T9162] vfs_get_tree+0x90/0x2b0 [ 449.172108][ T9162] do_new_mount+0x2be/0xb40 [ 449.176819][ T9162] ? __pfx_do_new_mount+0x10/0x10 [ 449.181966][ T9162] __se_sys_mount+0x2d6/0x3c0 [ 449.186842][ T9162] ? __pfx___se_sys_mount+0x10/0x10 [ 449.192161][ T9162] ? do_syscall_64+0x100/0x230 [ 449.197043][ T9162] ? __x64_sys_mount+0x20/0xc0 [ 449.202343][ T9162] do_syscall_64+0xf3/0x230 [ 449.207115][ T9162] ? clear_bhb_loop+0x35/0x90 [ 449.211976][ T9162] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 449.218088][ T9162] RIP: 0033:0x7f2ec9d7b61a [ 449.222646][ T9162] 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 [ 449.242537][ T9162] RSP: 002b:00007f2ecabf2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 449.250979][ T9162] RAX: ffffffffffffffda RBX: 00007f2ecabf2ef0 RCX: 00007f2ec9d7b61a [ 449.258968][ T9162] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2ecabf2eb0 [ 449.266970][ T9162] RBP: 00000000200124c0 R08: 00007f2ecabf2ef0 R09: 0000000000000000 [ 449.274955][ T9162] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 449.283115][ T9162] R13: 00007f2ecabf2eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 449.291379][ T9162] [ 449.341117][ T9160] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 449.350901][ T9162] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 449.365292][ T9162] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 449.378095][ T9160] CPU: 1 UID: 0 PID: 9160 Comm: syz.3.570 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 449.383171][ T9165] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 449.388907][ T9160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 449.388923][ T9160] Call Trace: [ 449.388931][ T9160] [ 449.388940][ T9160] dump_stack_lvl+0x241/0x360 [ 449.388968][ T9160] ? __pfx_dump_stack_lvl+0x10/0x10 [ 449.422998][ T9160] ? __pfx__printk+0x10/0x10 [ 449.427620][ T9160] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 449.432927][ T9160] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 449.438538][ T9160] sysfs_create_dir_ns+0x2ce/0x3a0 [ 449.443779][ T9160] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 449.449468][ T9160] kobject_add_internal+0x435/0x8d0 [ 449.455408][ T9160] kobject_init_and_add+0x124/0x190 [ 449.460812][ T9160] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 449.466938][ T9160] ? __pfx_kobject_init_and_add+0x10/0x10 [ 449.473051][ T9160] ? __init_swait_queue_head+0xae/0x150 [ 449.478970][ T9160] gfs2_sys_fs_add+0x23b/0x4a0 [ 449.484050][ T9160] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 449.490472][ T9160] ? __pfx_alloc_workqueue+0x10/0x10 [ 449.496646][ T9160] ? read_word_at_a_time+0xe/0x20 [ 449.501917][ T9160] ? sized_strscpy+0x8d/0x220 [ 449.507095][ T9160] gfs2_fill_super+0x11ee/0x24d0 [ 449.512173][ T9160] ? __pfx_gfs2_fill_super+0x10/0x10 [ 449.517491][ T9160] ? snprintf+0xda/0x120 [ 449.521867][ T9160] ? __pfx_lock_release+0x10/0x10 [ 449.526904][ T9160] ? do_raw_spin_lock+0x14f/0x370 [ 449.531953][ T9160] ? __pfx_snprintf+0x10/0x10 [ 449.536655][ T9160] ? sb_set_blocksize+0x98/0xf0 [ 449.541880][ T9160] ? setup_bdev_super+0x4e6/0x5d0 [ 449.546928][ T9160] get_tree_bdev+0x3f7/0x570 [ 449.551542][ T9160] ? __pfx_gfs2_fill_super+0x10/0x10 [ 449.557040][ T9160] ? __pfx_get_tree_bdev+0x10/0x10 [ 449.562276][ T9160] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 449.568029][ T9160] gfs2_get_tree+0x54/0x220 [ 449.572748][ T9160] vfs_get_tree+0x90/0x2b0 [ 449.577294][ T9160] do_new_mount+0x2be/0xb40 [ 449.581935][ T9160] ? __pfx_do_new_mount+0x10/0x10 [ 449.586997][ T9160] __se_sys_mount+0x2d6/0x3c0 [ 449.591696][ T9160] ? __pfx___se_sys_mount+0x10/0x10 [ 449.597083][ T9160] ? do_syscall_64+0x100/0x230 [ 449.602147][ T9160] ? __x64_sys_mount+0x20/0xc0 [ 449.607063][ T9160] do_syscall_64+0xf3/0x230 [ 449.611766][ T9160] ? clear_bhb_loop+0x35/0x90 [ 449.616626][ T9160] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 449.622717][ T9160] RIP: 0033:0x7f864717b61a [ 449.627252][ T9160] 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 [ 449.648271][ T9160] RSP: 002b:00007f8647ee1e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 449.657267][ T9160] RAX: ffffffffffffffda RBX: 00007f8647ee1ef0 RCX: 00007f864717b61a [ 449.665515][ T9160] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f8647ee1eb0 [ 449.673587][ T9160] RBP: 00000000200124c0 R08: 00007f8647ee1ef0 R09: 0000000000000000 [ 449.682002][ T9160] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 449.690328][ T9160] R13: 00007f8647ee1eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 449.698484][ T9160] [ 449.704515][ T9160] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 449.720431][ T9165] CPU: 0 UID: 0 PID: 9165 Comm: syz.2.569 Not tainted 6.12.0-rc3-syzkaller-00013-geca631b8fe80 #0 [ 449.724528][ T9160] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 449.731386][ T9165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 449.731402][ T9165] Call Trace: [ 449.731410][ T9165] [ 449.731420][ T9165] dump_stack_lvl+0x241/0x360 [ 449.731448][ T9165] ? __pfx_dump_stack_lvl+0x10/0x10 [ 449.731467][ T9165] ? __pfx__printk+0x10/0x10 [ 449.731486][ T9165] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 449.731507][ T9165] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 449.731534][ T9165] sysfs_create_dir_ns+0x2ce/0x3a0 [ 449.731558][ T9165] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 449.731585][ T9165] kobject_add_internal+0x435/0x8d0 [ 449.731611][ T9165] kobject_init_and_add+0x124/0x190 [ 449.804388][ T9165] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 449.810209][ T9165] ? __pfx_kobject_init_and_add+0x10/0x10 [ 449.815947][ T9165] ? __init_swait_queue_head+0xae/0x150 [ 449.821505][ T9165] gfs2_sys_fs_add+0x23b/0x4a0 [ 449.826360][ T9165] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 449.831913][ T9165] ? __pfx_alloc_workqueue+0x10/0x10 [ 449.837375][ T9165] ? read_word_at_a_time+0xe/0x20 [ 449.842402][ T9165] ? sized_strscpy+0x8d/0x220 [ 449.847172][ T9165] gfs2_fill_super+0x11ee/0x24d0 [ 449.852149][ T9165] ? __pfx_gfs2_fill_super+0x10/0x10 [ 449.857723][ T9165] ? snprintf+0xda/0x120 [ 449.862334][ T9165] ? __pfx_lock_release+0x10/0x10 [ 449.867368][ T9165] ? do_raw_spin_lock+0x14f/0x370 [ 449.872483][ T9165] ? __pfx_snprintf+0x10/0x10 [ 449.877262][ T9165] ? sb_set_blocksize+0x98/0xf0 [ 449.882205][ T9165] ? setup_bdev_super+0x4e6/0x5d0 [ 449.887411][ T9165] get_tree_bdev+0x3f7/0x570 [ 449.892470][ T9165] ? __pfx_gfs2_fill_super+0x10/0x10 [ 449.898078][ T9165] ? __pfx_get_tree_bdev+0x10/0x10 [ 449.903852][ T9165] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 449.909615][ T9165] gfs2_get_tree+0x54/0x220 [ 449.915404][ T9165] vfs_get_tree+0x90/0x2b0 [ 449.920107][ T9165] do_new_mount+0x2be/0xb40 [ 449.925001][ T9165] ? __pfx_do_new_mount+0x10/0x10 [ 449.930139][ T9165] __se_sys_mount+0x2d6/0x3c0 [ 449.935206][ T9165] ? __pfx___se_sys_mount+0x10/0x10 [ 449.940927][ T9165] ? do_syscall_64+0x100/0x230 [ 449.945927][ T9165] ? __x64_sys_mount+0x20/0xc0 [ 449.951318][ T9165] do_syscall_64+0xf3/0x230 [ 449.955963][ T9165] ? clear_bhb_loop+0x35/0x90 [ 449.961104][ T9165] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 449.967729][ T9165] RIP: 0033:0x7fe2f3d7b61a [ 449.972301][ T9165] 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 [ 449.992724][ T9165] RSP: 002b:00007fe2f4a6ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 450.001513][ T9165] RAX: ffffffffffffffda RBX: 00007fe2f4a6eef0 RCX: 00007fe2f3d7b61a [ 450.010753][ T9165] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fe2f4a6eeb0 [ 450.019185][ T9165] RBP: 00000000200124c0 R08: 00007fe2f4a6eef0 R09: 0000000000000000 [ 450.027470][ T9165] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 450.035459][ T9165] R13: 00007fe2f4a6eeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 450.043635][ T9165] [ 450.066599][ T9165] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 450.149151][ T9165] gfs2: fsid=syz:syz: error -17 adding sysfs files 2024/10/15 18:06:30 executed programs: 568 [ 450.225298][ T9166] loop0: detected capacity change from 0 to 32768