/0x24d0 [ 412.853871][ T9546] ? __pfx_gfs2_fill_super+0x10/0x10 [ 412.859271][ T9546] ? snprintf+0xda/0x120 [ 412.863544][ T9546] ? __pfx_lock_release+0x10/0x10 [ 412.868775][ T9546] ? do_raw_spin_lock+0x14f/0x370 [ 412.873841][ T9546] ? __pfx_snprintf+0x10/0x10 [ 412.878644][ T9546] ? sb_set_blocksize+0x98/0xf0 [ 412.883730][ T9546] ? setup_bdev_super+0x4e6/0x5d0 [ 412.888798][ T9546] get_tree_bdev_flags+0x48c/0x5c0 [ 412.893960][ T9546] ? __pfx_gfs2_fill_super+0x10/0x10 [ 412.899279][ T9546] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 412.904950][ T9546] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 412.910661][ T9546] gfs2_get_tree+0x54/0x220 [ 412.915289][ T9546] vfs_get_tree+0x90/0x2b0 [ 412.919748][ T9546] do_new_mount+0x2be/0xb40 [ 412.924301][ T9546] ? __pfx_do_new_mount+0x10/0x10 [ 412.929470][ T9546] __se_sys_mount+0x2d6/0x3c0 [ 412.934187][ T9546] ? __pfx___se_sys_mount+0x10/0x10 [ 412.939430][ T9546] ? exc_page_fault+0x590/0x8b0 [ 412.944583][ T9546] ? __x64_sys_mount+0x20/0xc0 [ 412.949386][ T9546] do_syscall_64+0xf3/0x230 [ 412.953934][ T9546] ? clear_bhb_loop+0x35/0x90 [ 412.958729][ T9546] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 412.964664][ T9546] RIP: 0033:0x7f9645d7e69a [ 412.969104][ T9546] 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 [ 412.988926][ T9546] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 412.997473][ T9546] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 413.005476][ T9546] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 413.013935][ T9546] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 413.021948][ T9546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 413.029951][ T9546] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 413.037977][ T9546] [ 413.065024][ T9546] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 413.087638][ T9546] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 413.096753][ T9552] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 413.124918][ T9552] CPU: 0 UID: 0 PID: 9552 Comm: syz.3.527 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 413.135341][ T9552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 413.145514][ T9552] Call Trace: [ 413.148812][ T9552] [ 413.151761][ T9552] dump_stack_lvl+0x241/0x360 [ 413.156475][ T9552] ? __pfx_dump_stack_lvl+0x10/0x10 [ 413.161696][ T9552] ? __pfx__printk+0x10/0x10 [ 413.166321][ T9552] ? __kmalloc_cache_noprof+0x243/0x390 [ 413.171980][ T9552] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 413.177302][ T9552] sysfs_create_dir_ns+0x2ce/0x3a0 [ 413.182531][ T9552] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 413.188423][ T9552] kobject_add_internal+0x435/0x8d0 [ 413.193668][ T9552] kobject_init_and_add+0x124/0x190 [ 413.198905][ T9552] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 413.204835][ T9552] ? __pfx_kobject_init_and_add+0x10/0x10 [ 413.210680][ T9552] ? __init_swait_queue_head+0xae/0x150 [ 413.216244][ T9552] gfs2_sys_fs_add+0x23b/0x4a0 [ 413.221010][ T9552] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 413.226300][ T9552] ? __pfx_alloc_workqueue+0x10/0x10 [ 413.231591][ T9552] ? read_word_at_a_time+0xe/0x20 [ 413.236618][ T9552] ? sized_strscpy+0x9a/0x2b0 [ 413.241385][ T9552] gfs2_fill_super+0x11ee/0x24d0 [ 413.246342][ T9552] ? __pfx_gfs2_fill_super+0x10/0x10 [ 413.251625][ T9552] ? snprintf+0xda/0x120 [ 413.255866][ T9552] ? __pfx_lock_release+0x10/0x10 [ 413.260886][ T9552] ? do_raw_spin_lock+0x14f/0x370 [ 413.265998][ T9552] ? __pfx_snprintf+0x10/0x10 [ 413.271123][ T9552] ? sb_set_blocksize+0x98/0xf0 [ 413.276073][ T9552] ? setup_bdev_super+0x4e6/0x5d0 [ 413.281111][ T9552] get_tree_bdev_flags+0x48c/0x5c0 [ 413.286313][ T9552] ? __pfx_gfs2_fill_super+0x10/0x10 [ 413.291599][ T9552] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 413.297322][ T9552] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 413.303034][ T9552] gfs2_get_tree+0x54/0x220 [ 413.307546][ T9552] vfs_get_tree+0x90/0x2b0 [ 413.311967][ T9552] do_new_mount+0x2be/0xb40 [ 413.316656][ T9552] ? __pfx_do_new_mount+0x10/0x10 [ 413.321692][ T9552] __se_sys_mount+0x2d6/0x3c0 [ 413.326455][ T9552] ? __pfx___se_sys_mount+0x10/0x10 [ 413.331649][ T9552] ? exc_page_fault+0x590/0x8b0 [ 413.336594][ T9552] ? __x64_sys_mount+0x20/0xc0 [ 413.341366][ T9552] do_syscall_64+0xf3/0x230 [ 413.345872][ T9552] ? clear_bhb_loop+0x35/0x90 [ 413.350545][ T9552] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 413.356527][ T9552] RIP: 0033:0x7fd6f5d7e69a [ 413.360943][ T9552] 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 [ 413.380640][ T9552] RSP: 002b:00007fd6f6c2ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 413.389058][ T9552] RAX: ffffffffffffffda RBX: 00007fd6f6c2aef0 RCX: 00007fd6f5d7e69a [ 413.397032][ T9552] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fd6f6c2aeb0 [ 413.405001][ T9552] RBP: 00000000200124c0 R08: 00007fd6f6c2aef0 R09: 0000000000000000 [ 413.412968][ T9552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 413.420946][ T9552] R13: 00007fd6f6c2aeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 413.429030][ T9552] [ 413.491879][ T9552] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 413.574983][ T9552] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 414.048448][ T9568] loop1: detected capacity change from 0 to 32768 [ 414.201259][ T9570] loop4: detected capacity change from 0 to 32768 [ 414.213552][ T9568] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 414.238916][ T9558] loop0: detected capacity change from 0 to 32768 [ 414.325339][ T9568] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 414.378235][ T9568] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 414.410169][ T6726] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 414.418109][ T6726] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 414.612078][ T6726] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 193ms [ 414.613052][ T9576] loop2: detected capacity change from 0 to 32768 [ 414.633231][ T9570] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 414.645068][ T9558] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 414.659110][ T9558] CPU: 0 UID: 0 PID: 9558 Comm: syz.0.528 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 414.669244][ T9558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 414.679329][ T9558] Call Trace: [ 414.682633][ T9558] [ 414.685591][ T9558] dump_stack_lvl+0x241/0x360 [ 414.690305][ T9558] ? __pfx_dump_stack_lvl+0x10/0x10 [ 414.695537][ T9558] ? __pfx__printk+0x10/0x10 [ 414.700166][ T9558] ? __kmalloc_cache_noprof+0x243/0x390 [ 414.705735][ T9558] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 414.711055][ T9558] sysfs_create_dir_ns+0x2ce/0x3a0 [ 414.716199][ T9558] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 414.721877][ T9558] kobject_add_internal+0x435/0x8d0 [ 414.727121][ T9558] kobject_init_and_add+0x124/0x190 [ 414.732379][ T9558] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 414.738221][ T9558] ? __pfx_kobject_init_and_add+0x10/0x10 [ 414.743993][ T9558] ? __init_swait_queue_head+0xae/0x150 [ 414.749576][ T9558] gfs2_sys_fs_add+0x23b/0x4a0 [ 414.754368][ T9558] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 414.759694][ T9558] ? __pfx_alloc_workqueue+0x10/0x10 [ 414.765025][ T9558] ? read_word_at_a_time+0xe/0x20 [ 414.770083][ T9558] ? sized_strscpy+0x9a/0x2b0 [ 414.774961][ T9558] gfs2_fill_super+0x11ee/0x24d0 [ 414.779970][ T9558] ? __pfx_gfs2_fill_super+0x10/0x10 [ 414.785388][ T9558] ? snprintf+0xda/0x120 [ 414.789659][ T9558] ? __pfx_lock_release+0x10/0x10 [ 414.793237][ T9575] loop3: detected capacity change from 0 to 32768 [ 414.794779][ T9558] ? do_raw_spin_lock+0x14f/0x370 [ 414.794812][ T9558] ? __pfx_snprintf+0x10/0x10 [ 414.794842][ T9558] ? sb_set_blocksize+0x98/0xf0 [ 414.815903][ T9558] ? setup_bdev_super+0x4e6/0x5d0 [ 414.821085][ T9558] get_tree_bdev_flags+0x48c/0x5c0 [ 414.826227][ T9558] ? __pfx_gfs2_fill_super+0x10/0x10 [ 414.831811][ T9558] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 414.837477][ T9558] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 414.843163][ T9558] gfs2_get_tree+0x54/0x220 [ 414.847706][ T9558] vfs_get_tree+0x90/0x2b0 [ 414.852141][ T9558] do_new_mount+0x2be/0xb40 [ 414.856674][ T9558] ? __pfx_do_new_mount+0x10/0x10 [ 414.861718][ T9558] __se_sys_mount+0x2d6/0x3c0 [ 414.866592][ T9558] ? __pfx___se_sys_mount+0x10/0x10 [ 414.871890][ T9558] ? exc_page_fault+0x590/0x8b0 [ 414.876904][ T9558] ? __x64_sys_mount+0x20/0xc0 [ 414.881771][ T9558] do_syscall_64+0xf3/0x230 [ 414.886293][ T9558] ? clear_bhb_loop+0x35/0x90 [ 414.890982][ T9558] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 414.896919][ T9558] RIP: 0033:0x7f220437e69a [ 414.901370][ T9558] 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 [ 414.921081][ T9558] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 414.929530][ T9558] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 414.937522][ T9558] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 414.945512][ T9558] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 414.953496][ T9558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 414.961481][ T9558] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 414.969488][ T9558] [ 414.974058][ T6726] gfs2: fsid=syz:syz.0: jid=0: Done [ 414.982607][ T9558] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 414.997514][ T9568] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 415.005641][ T9576] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 415.012203][ T9570] CPU: 1 UID: 0 PID: 9570 Comm: syz.4.529 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 415.013682][ T9558] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 415.023346][ T9570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 415.023364][ T9570] Call Trace: [ 415.023372][ T9570] [ 415.023381][ T9570] dump_stack_lvl+0x241/0x360 [ 415.023413][ T9570] ? __pfx_dump_stack_lvl+0x10/0x10 [ 415.023436][ T9570] ? __pfx__printk+0x10/0x10 [ 415.023460][ T9570] ? __kmalloc_cache_noprof+0x243/0x390 [ 415.023478][ T9570] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 415.023505][ T9570] sysfs_create_dir_ns+0x2ce/0x3a0 [ 415.023530][ T9570] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 415.023562][ T9570] kobject_add_internal+0x435/0x8d0 [ 415.023590][ T9570] kobject_init_and_add+0x124/0x190 [ 415.093326][ T9570] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 415.099193][ T9570] ? __pfx_kobject_init_and_add+0x10/0x10 [ 415.105003][ T9570] ? __init_swait_queue_head+0xae/0x150 [ 415.110582][ T9570] gfs2_sys_fs_add+0x23b/0x4a0 [ 415.115360][ T9570] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 415.120663][ T9570] ? __pfx_alloc_workqueue+0x10/0x10 [ 415.126072][ T9570] ? read_word_at_a_time+0xe/0x20 [ 415.131190][ T9570] ? sized_strscpy+0x9a/0x2b0 [ 415.135894][ T9570] gfs2_fill_super+0x11ee/0x24d0 [ 415.140864][ T9570] ? __pfx_gfs2_fill_super+0x10/0x10 [ 415.146415][ T9570] ? snprintf+0xda/0x120 [ 415.151182][ T9570] ? __pfx_lock_release+0x10/0x10 [ 415.156306][ T9570] ? do_raw_spin_lock+0x14f/0x370 [ 415.161439][ T9570] ? __pfx_snprintf+0x10/0x10 [ 415.166138][ T9570] ? sb_set_blocksize+0x98/0xf0 [ 415.171082][ T9570] ? setup_bdev_super+0x4e6/0x5d0 [ 415.176124][ T9570] get_tree_bdev_flags+0x48c/0x5c0 [ 415.181279][ T9570] ? __pfx_gfs2_fill_super+0x10/0x10 [ 415.186591][ T9570] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 415.192329][ T9570] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 415.197989][ T9570] gfs2_get_tree+0x54/0x220 [ 415.202514][ T9570] vfs_get_tree+0x90/0x2b0 [ 415.207070][ T9570] do_new_mount+0x2be/0xb40 [ 415.211676][ T9570] ? __pfx_do_new_mount+0x10/0x10 [ 415.216728][ T9570] __se_sys_mount+0x2d6/0x3c0 [ 415.221418][ T9570] ? __pfx___se_sys_mount+0x10/0x10 [ 415.226707][ T9570] ? exc_page_fault+0x590/0x8b0 [ 415.231661][ T9570] ? __x64_sys_mount+0x20/0xc0 [ 415.236436][ T9570] do_syscall_64+0xf3/0x230 [ 415.240980][ T9570] ? clear_bhb_loop+0x35/0x90 [ 415.245669][ T9570] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 415.251751][ T9570] RIP: 0033:0x7efd1b97e69a [ 415.256188][ T9570] 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 [ 415.275816][ T9570] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 415.284346][ T9570] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 415.292586][ T9570] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 415.300747][ T9570] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 415.309082][ T9570] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 415.317066][ T9570] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 415.325060][ T9570] [ 415.328098][ T9576] CPU: 0 UID: 0 PID: 9576 Comm: syz.2.531 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 415.338206][ T9576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 415.348374][ T9576] Call Trace: [ 415.351682][ T9576] [ 415.354621][ T9576] dump_stack_lvl+0x241/0x360 [ 415.359318][ T9576] ? __pfx_dump_stack_lvl+0x10/0x10 [ 415.364533][ T9576] ? __pfx__printk+0x10/0x10 [ 415.369155][ T9576] ? __kmalloc_cache_noprof+0x243/0x390 [ 415.374723][ T9576] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 415.380033][ T9576] sysfs_create_dir_ns+0x2ce/0x3a0 [ 415.385161][ T9576] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 415.390856][ T9576] kobject_add_internal+0x435/0x8d0 [ 415.396079][ T9576] kobject_init_and_add+0x124/0x190 [ 415.401284][ T9576] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 415.407097][ T9576] ? __pfx_kobject_init_and_add+0x10/0x10 [ 415.412825][ T9576] ? __init_swait_queue_head+0xae/0x150 [ 415.418382][ T9576] gfs2_sys_fs_add+0x23b/0x4a0 [ 415.423148][ T9576] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 415.428442][ T9576] ? __pfx_alloc_workqueue+0x10/0x10 [ 415.433762][ T9576] ? read_word_at_a_time+0xe/0x20 [ 415.438801][ T9576] ? sized_strscpy+0x9a/0x2b0 [ 415.443485][ T9576] gfs2_fill_super+0x11ee/0x24d0 [ 415.448443][ T9576] ? __pfx_gfs2_fill_super+0x10/0x10 [ 415.453735][ T9576] ? snprintf+0xda/0x120 [ 415.458058][ T9576] ? __pfx_lock_release+0x10/0x10 [ 415.463365][ T9576] ? do_raw_spin_lock+0x14f/0x370 [ 415.468493][ T9576] ? __pfx_snprintf+0x10/0x10 [ 415.473265][ T9576] ? sb_set_blocksize+0x98/0xf0 [ 415.478118][ T9576] ? setup_bdev_super+0x4e6/0x5d0 [ 415.483146][ T9576] get_tree_bdev_flags+0x48c/0x5c0 [ 415.488258][ T9576] ? __pfx_gfs2_fill_super+0x10/0x10 [ 415.493555][ T9576] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 415.499278][ T9576] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 415.505097][ T9576] gfs2_get_tree+0x54/0x220 [ 415.509695][ T9576] vfs_get_tree+0x90/0x2b0 [ 415.514111][ T9576] do_new_mount+0x2be/0xb40 [ 415.518663][ T9576] ? __pfx_do_new_mount+0x10/0x10 [ 415.523882][ T9576] __se_sys_mount+0x2d6/0x3c0 [ 415.528652][ T9576] ? __pfx___se_sys_mount+0x10/0x10 [ 415.533849][ T9576] ? exc_page_fault+0x590/0x8b0 [ 415.538706][ T9576] ? __x64_sys_mount+0x20/0xc0 [ 415.543464][ T9576] do_syscall_64+0xf3/0x230 [ 415.547968][ T9576] ? clear_bhb_loop+0x35/0x90 [ 415.552640][ T9576] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 415.558542][ T9576] RIP: 0033:0x7f9645d7e69a [ 415.562958][ T9576] 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 [ 415.582572][ T9576] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 415.591004][ T9576] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 415.598980][ T9576] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 415.606949][ T9576] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 415.615004][ T9576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 415.623079][ T9576] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 415.631168][ T9576] [ 415.636501][ T9576] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 415.651578][ T9575] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 415.651642][ T9576] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 415.666609][ T9575] CPU: 1 UID: 0 PID: 9575 Comm: syz.3.532 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 415.676717][ T9575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 415.687020][ T9575] Call Trace: [ 415.690324][ T9575] [ 415.693294][ T9575] dump_stack_lvl+0x241/0x360 [ 415.698024][ T9575] ? __pfx_dump_stack_lvl+0x10/0x10 [ 415.703278][ T9575] ? __pfx__printk+0x10/0x10 [ 415.708091][ T9575] ? __kmalloc_cache_noprof+0x243/0x390 [ 415.713854][ T9575] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 415.719217][ T9575] sysfs_create_dir_ns+0x2ce/0x3a0 [ 415.724373][ T9575] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 415.730058][ T9575] kobject_add_internal+0x435/0x8d0 [ 415.735384][ T9575] kobject_init_and_add+0x124/0x190 [ 415.740616][ T9575] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 415.746538][ T9575] ? __pfx_kobject_init_and_add+0x10/0x10 [ 415.752381][ T9575] ? __init_swait_queue_head+0xae/0x150 [ 415.755152][ T9570] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 415.757939][ T9575] gfs2_sys_fs_add+0x23b/0x4a0 [ 415.776772][ T9575] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 415.782090][ T9575] ? __pfx_alloc_workqueue+0x10/0x10 [ 415.787435][ T9575] ? read_word_at_a_time+0xe/0x20 [ 415.792489][ T9575] ? sized_strscpy+0x9a/0x2b0 [ 415.797204][ T9575] gfs2_fill_super+0x11ee/0x24d0 [ 415.802212][ T9575] ? __pfx_gfs2_fill_super+0x10/0x10 [ 415.807614][ T9575] ? snprintf+0xda/0x120 [ 415.811943][ T9575] ? __pfx_lock_release+0x10/0x10 [ 415.813203][ T9570] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 415.816974][ T9575] ? do_raw_spin_lock+0x14f/0x370 [ 415.817005][ T9575] ? __pfx_snprintf+0x10/0x10 [ 415.817033][ T9575] ? sb_set_blocksize+0x98/0xf0 [ 415.817054][ T9575] ? setup_bdev_super+0x4e6/0x5d0 [ 415.817079][ T9575] get_tree_bdev_flags+0x48c/0x5c0 [ 415.817103][ T9575] ? __pfx_gfs2_fill_super+0x10/0x10 [ 415.817126][ T9575] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 415.859759][ T9575] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 415.865441][ T9575] gfs2_get_tree+0x54/0x220 [ 415.870072][ T9575] vfs_get_tree+0x90/0x2b0 [ 415.874518][ T9575] do_new_mount+0x2be/0xb40 [ 415.879063][ T9575] ? __pfx_do_new_mount+0x10/0x10 [ 415.884127][ T9575] __se_sys_mount+0x2d6/0x3c0 [ 415.888844][ T9575] ? __pfx___se_sys_mount+0x10/0x10 [ 415.894166][ T9575] ? exc_page_fault+0x590/0x8b0 [ 415.899235][ T9575] ? __x64_sys_mount+0x20/0xc0 [ 415.904026][ T9575] do_syscall_64+0xf3/0x230 [ 415.908555][ T9575] ? clear_bhb_loop+0x35/0x90 [ 415.913236][ T9575] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 415.919130][ T9575] RIP: 0033:0x7fd6f5d7e69a [ 415.923640][ T9575] 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 [ 415.943333][ T9575] RSP: 002b:00007fd6f6c2ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 415.951764][ T9575] RAX: ffffffffffffffda RBX: 00007fd6f6c2aef0 RCX: 00007fd6f5d7e69a [ 415.959741][ T9575] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fd6f6c2aeb0 [ 415.967908][ T9575] RBP: 00000000200124c0 R08: 00007fd6f6c2aef0 R09: 0000000000000000 [ 415.975881][ T9575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 415.983851][ T9575] R13: 00007fd6f6c2aeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 415.991918][ T9575] [ 416.064891][ T9575] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. 2024/12/24 22:59:07 executed programs: 529 [ 416.171882][ T9575] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 416.510157][ T9588] loop0: detected capacity change from 0 to 32768 [ 416.590773][ T9588] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 416.598582][ T9588] CPU: 1 UID: 0 PID: 9588 Comm: syz.0.533 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 416.608691][ T9588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 416.618963][ T9588] Call Trace: [ 416.622266][ T9588] [ 416.625478][ T9588] dump_stack_lvl+0x241/0x360 [ 416.630190][ T9588] ? __pfx_dump_stack_lvl+0x10/0x10 [ 416.635423][ T9588] ? __pfx__printk+0x10/0x10 [ 416.640056][ T9588] ? __kmalloc_cache_noprof+0x243/0x390 [ 416.645634][ T9588] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 416.651041][ T9588] sysfs_create_dir_ns+0x2ce/0x3a0 [ 416.656187][ T9588] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 416.661891][ T9588] kobject_add_internal+0x435/0x8d0 [ 416.667125][ T9588] kobject_init_and_add+0x124/0x190 [ 416.672361][ T9588] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 416.678384][ T9588] ? __pfx_kobject_init_and_add+0x10/0x10 [ 416.684145][ T9588] ? __init_swait_queue_head+0xae/0x150 [ 416.690021][ T9588] gfs2_sys_fs_add+0x23b/0x4a0 [ 416.694798][ T9588] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 416.700093][ T9588] ? __pfx_alloc_workqueue+0x10/0x10 [ 416.705399][ T9588] ? read_word_at_a_time+0xe/0x20 [ 416.710519][ T9588] ? sized_strscpy+0x9a/0x2b0 [ 416.715198][ T9588] gfs2_fill_super+0x11ee/0x24d0 [ 416.720154][ T9588] ? __pfx_gfs2_fill_super+0x10/0x10 [ 416.725441][ T9588] ? snprintf+0xda/0x120 [ 416.729681][ T9588] ? __pfx_lock_release+0x10/0x10 [ 416.734716][ T9588] ? do_raw_spin_lock+0x14f/0x370 [ 416.739914][ T9588] ? __pfx_snprintf+0x10/0x10 [ 416.744685][ T9588] ? sb_set_blocksize+0x98/0xf0 [ 416.749553][ T9588] ? setup_bdev_super+0x4e6/0x5d0 [ 416.754587][ T9588] get_tree_bdev_flags+0x48c/0x5c0 [ 416.759714][ T9588] ? __pfx_gfs2_fill_super+0x10/0x10 [ 416.765012][ T9588] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 416.770700][ T9588] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 416.776437][ T9588] gfs2_get_tree+0x54/0x220 [ 416.780963][ T9588] vfs_get_tree+0x90/0x2b0 [ 416.785474][ T9588] do_new_mount+0x2be/0xb40 [ 416.789988][ T9588] ? __pfx_do_new_mount+0x10/0x10 [ 416.795037][ T9588] __se_sys_mount+0x2d6/0x3c0 [ 416.799826][ T9588] ? __pfx___se_sys_mount+0x10/0x10 [ 416.805118][ T9588] ? exc_page_fault+0x590/0x8b0 [ 416.809979][ T9588] ? __x64_sys_mount+0x20/0xc0 [ 416.814752][ T9588] do_syscall_64+0xf3/0x230 [ 416.819375][ T9588] ? clear_bhb_loop+0x35/0x90 [ 416.824051][ T9588] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 416.829952][ T9588] RIP: 0033:0x7f220437e69a [ 416.834548][ T9588] 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 [ 416.854240][ T9588] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 416.862700][ T9588] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 416.870678][ T9588] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 416.878651][ T9588] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 416.886715][ T9588] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 416.894694][ T9588] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 416.902812][ T9588] [ 416.906974][ T9588] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 416.921533][ T9588] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 417.852966][ T9594] loop2: detected capacity change from 0 to 32768 [ 417.877924][ T9590] loop4: detected capacity change from 0 to 32768 [ 417.969305][ T9594] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 418.035168][ T9598] loop3: detected capacity change from 0 to 32768 [ 418.083185][ T9597] loop1: detected capacity change from 0 to 32768 [ 418.091643][ T9594] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 418.113513][ T9590] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 418.134768][ T9598] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 418.141957][ T9594] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 418.142274][ T9590] CPU: 1 UID: 0 PID: 9590 Comm: syz.4.535 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 418.158093][ T5924] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 418.160016][ T9590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 418.167142][ T5924] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 418.176910][ T9590] Call Trace: [ 418.176927][ T9590] [ 418.176937][ T9590] dump_stack_lvl+0x241/0x360 [ 418.176970][ T9590] ? __pfx_dump_stack_lvl+0x10/0x10 [ 418.176994][ T9590] ? __pfx__printk+0x10/0x10 [ 418.204442][ T9590] ? __kmalloc_cache_noprof+0x243/0x390 [ 418.210107][ T9590] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 418.215422][ T9590] sysfs_create_dir_ns+0x2ce/0x3a0 [ 418.220568][ T9590] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 418.226226][ T9590] kobject_add_internal+0x435/0x8d0 [ 418.231524][ T9590] kobject_init_and_add+0x124/0x190 [ 418.236740][ T9590] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 418.242644][ T9590] ? __pfx_kobject_init_and_add+0x10/0x10 [ 418.248381][ T9590] ? __init_swait_queue_head+0xae/0x150 [ 418.254118][ T9590] gfs2_sys_fs_add+0x23b/0x4a0 [ 418.259006][ T9590] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 418.264298][ T9590] ? __pfx_alloc_workqueue+0x10/0x10 [ 418.269592][ T9590] ? read_word_at_a_time+0xe/0x20 [ 418.274625][ T9590] ? sized_strscpy+0x9a/0x2b0 [ 418.279306][ T9590] gfs2_fill_super+0x11ee/0x24d0 [ 418.284452][ T9590] ? __pfx_gfs2_fill_super+0x10/0x10 [ 418.289743][ T9590] ? snprintf+0xda/0x120 [ 418.293999][ T9590] ? __pfx_lock_release+0x10/0x10 [ 418.299133][ T9590] ? do_raw_spin_lock+0x14f/0x370 [ 418.304163][ T9590] ? __pfx_snprintf+0x10/0x10 [ 418.308851][ T9590] ? sb_set_blocksize+0x98/0xf0 [ 418.313793][ T9590] ? setup_bdev_super+0x4e6/0x5d0 [ 418.318825][ T9590] get_tree_bdev_flags+0x48c/0x5c0 [ 418.323944][ T9590] ? __pfx_gfs2_fill_super+0x10/0x10 [ 418.329247][ T9590] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 418.334896][ T9590] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 418.340553][ T9590] gfs2_get_tree+0x54/0x220 [ 418.345071][ T9590] vfs_get_tree+0x90/0x2b0 [ 418.349503][ T9590] do_new_mount+0x2be/0xb40 [ 418.354016][ T9590] ? __pfx_do_new_mount+0x10/0x10 [ 418.359144][ T9590] __se_sys_mount+0x2d6/0x3c0 [ 418.364003][ T9590] ? __pfx___se_sys_mount+0x10/0x10 [ 418.369202][ T9590] ? exc_page_fault+0x590/0x8b0 [ 418.374063][ T9590] ? __x64_sys_mount+0x20/0xc0 [ 418.378845][ T9590] do_syscall_64+0xf3/0x230 [ 418.383357][ T9590] ? clear_bhb_loop+0x35/0x90 [ 418.388036][ T9590] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 418.393937][ T9590] RIP: 0033:0x7efd1b97e69a [ 418.398443][ T9590] 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 [ 418.418140][ T9590] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 418.426562][ T9590] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 418.434545][ T9590] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 418.442614][ T9590] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 418.450678][ T9590] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 418.458658][ T9590] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 418.466654][ T9590] [ 418.470306][ T9598] CPU: 0 UID: 0 PID: 9598 Comm: syz.3.537 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 418.480421][ T9598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 418.490479][ T9598] Call Trace: [ 418.493757][ T9598] [ 418.496685][ T9598] dump_stack_lvl+0x241/0x360 [ 418.501368][ T9598] ? __pfx_dump_stack_lvl+0x10/0x10 [ 418.506567][ T9598] ? __pfx__printk+0x10/0x10 [ 418.511332][ T9598] ? __kmalloc_cache_noprof+0x243/0x390 [ 418.516905][ T9598] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 418.522196][ T9598] sysfs_create_dir_ns+0x2ce/0x3a0 [ 418.527394][ T9598] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 418.533034][ T9598] kobject_add_internal+0x435/0x8d0 [ 418.538328][ T9598] kobject_init_and_add+0x124/0x190 [ 418.543529][ T9598] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 418.549687][ T9598] ? __pfx_kobject_init_and_add+0x10/0x10 [ 418.555498][ T9598] ? __init_swait_queue_head+0xae/0x150 [ 418.561049][ T9598] gfs2_sys_fs_add+0x23b/0x4a0 [ 418.565815][ T9598] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 418.571101][ T9598] ? __pfx_alloc_workqueue+0x10/0x10 [ 418.576387][ T9598] ? read_word_at_a_time+0xe/0x20 [ 418.581408][ T9598] ? sized_strscpy+0x9a/0x2b0 [ 418.586086][ T9598] gfs2_fill_super+0x11ee/0x24d0 [ 418.591040][ T9598] ? __pfx_gfs2_fill_super+0x10/0x10 [ 418.596322][ T9598] ? snprintf+0xda/0x120 [ 418.600564][ T9598] ? __pfx_lock_release+0x10/0x10 [ 418.605585][ T9598] ? do_raw_spin_lock+0x14f/0x370 [ 418.610979][ T9598] ? __pfx_snprintf+0x10/0x10 [ 418.615660][ T9598] ? sb_set_blocksize+0x98/0xf0 [ 418.620512][ T9598] ? setup_bdev_super+0x4e6/0x5d0 [ 418.625546][ T9598] get_tree_bdev_flags+0x48c/0x5c0 [ 418.630747][ T9598] ? __pfx_gfs2_fill_super+0x10/0x10 [ 418.636037][ T9598] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 418.641675][ T9598] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 418.647408][ T9598] gfs2_get_tree+0x54/0x220 [ 418.651924][ T9598] vfs_get_tree+0x90/0x2b0 [ 418.656346][ T9598] do_new_mount+0x2be/0xb40 [ 418.660859][ T9598] ? __pfx_do_new_mount+0x10/0x10 [ 418.665893][ T9598] __se_sys_mount+0x2d6/0x3c0 [ 418.670675][ T9598] ? __pfx___se_sys_mount+0x10/0x10 [ 418.675868][ T9598] ? exc_page_fault+0x590/0x8b0 [ 418.680723][ T9598] ? __x64_sys_mount+0x20/0xc0 [ 418.685485][ T9598] do_syscall_64+0xf3/0x230 [ 418.689988][ T9598] ? clear_bhb_loop+0x35/0x90 [ 418.694880][ T9598] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 418.700774][ T9598] RIP: 0033:0x7fd6f5d7e69a [ 418.705186][ T9598] 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 [ 418.724884][ T9598] RSP: 002b:00007fd6f6c2ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 418.733297][ T9598] RAX: ffffffffffffffda RBX: 00007fd6f6c2aef0 RCX: 00007fd6f5d7e69a [ 418.741368][ T9598] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fd6f6c2aeb0 [ 418.749348][ T9598] RBP: 00000000200124c0 R08: 00007fd6f6c2aef0 R09: 0000000000000000 [ 418.757496][ T9598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 418.765744][ T9598] R13: 00007fd6f6c2aeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 418.773774][ T9598] [ 418.786006][ T9598] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 418.799186][ T9590] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 418.814023][ T9590] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 418.826470][ T5924] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 659ms [ 418.834890][ T9598] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 418.836051][ T5924] gfs2: fsid=syz:syz.0: jid=0: Done [ 418.847839][ T9594] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 418.876979][ T9597] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 418.905036][ T9597] CPU: 0 UID: 0 PID: 9597 Comm: syz.1.534 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 418.915165][ T9597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 418.925249][ T9597] Call Trace: [ 418.928550][ T9597] [ 418.931511][ T9597] dump_stack_lvl+0x241/0x360 [ 418.936222][ T9597] ? __pfx_dump_stack_lvl+0x10/0x10 [ 418.941448][ T9597] ? __pfx__printk+0x10/0x10 [ 418.946153][ T9597] ? __kmalloc_cache_noprof+0x243/0x390 [ 418.951723][ T9597] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 418.957136][ T9597] sysfs_create_dir_ns+0x2ce/0x3a0 [ 418.962284][ T9597] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 418.967962][ T9597] kobject_add_internal+0x435/0x8d0 [ 418.973197][ T9597] kobject_init_and_add+0x124/0x190 [ 418.978520][ T9597] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 418.984373][ T9597] ? __pfx_kobject_init_and_add+0x10/0x10 [ 418.990137][ T9597] ? __init_swait_queue_head+0xae/0x150 [ 418.995725][ T9597] gfs2_sys_fs_add+0x23b/0x4a0 [ 419.000529][ T9597] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 419.005847][ T9597] ? __pfx_alloc_workqueue+0x10/0x10 [ 419.011170][ T9597] ? read_word_at_a_time+0xe/0x20 [ 419.016223][ T9597] ? sized_strscpy+0x9a/0x2b0 [ 419.020929][ T9597] gfs2_fill_super+0x11ee/0x24d0 [ 419.025915][ T9597] ? __pfx_gfs2_fill_super+0x10/0x10 [ 419.031226][ T9597] ? snprintf+0xda/0x120 [ 419.035489][ T9597] ? __pfx_lock_release+0x10/0x10 [ 419.040532][ T9597] ? do_raw_spin_lock+0x14f/0x370 [ 419.045594][ T9597] ? __pfx_snprintf+0x10/0x10 [ 419.050303][ T9597] ? sb_set_blocksize+0x98/0xf0 [ 419.055179][ T9597] ? setup_bdev_super+0x4e6/0x5d0 [ 419.060240][ T9597] get_tree_bdev_flags+0x48c/0x5c0 [ 419.065393][ T9597] ? __pfx_gfs2_fill_super+0x10/0x10 [ 419.070704][ T9597] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 419.076371][ T9597] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 419.082045][ T9597] gfs2_get_tree+0x54/0x220 [ 419.086590][ T9597] vfs_get_tree+0x90/0x2b0 [ 419.091054][ T9597] do_new_mount+0x2be/0xb40 [ 419.095597][ T9597] ? __pfx_do_new_mount+0x10/0x10 [ 419.100753][ T9597] __se_sys_mount+0x2d6/0x3c0 [ 419.105557][ T9597] ? __pfx___se_sys_mount+0x10/0x10 [ 419.110785][ T9597] ? exc_page_fault+0x590/0x8b0 [ 419.115688][ T9597] ? __x64_sys_mount+0x20/0xc0 [ 419.120572][ T9597] do_syscall_64+0xf3/0x230 [ 419.125114][ T9597] ? clear_bhb_loop+0x35/0x90 [ 419.129909][ T9597] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 419.135941][ T9597] RIP: 0033:0x7f2886d7e69a [ 419.140382][ T9597] 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 [ 419.160281][ T9597] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 419.168733][ T9597] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 419.176734][ T9597] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 419.184741][ T9597] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 419.192741][ T9597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 419.200748][ T9597] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 419.208945][ T9597] [ 419.284136][ T9597] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 419.303942][ T9597] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 419.354164][ T9600] loop0: detected capacity change from 0 to 32768 [ 419.412246][ T9600] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 419.427175][ T9600] CPU: 1 UID: 0 PID: 9600 Comm: syz.0.538 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 419.437324][ T9600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 419.449933][ T9600] Call Trace: [ 419.453236][ T9600] [ 419.456195][ T9600] dump_stack_lvl+0x241/0x360 [ 419.460921][ T9600] ? __pfx_dump_stack_lvl+0x10/0x10 [ 419.466239][ T9600] ? __pfx__printk+0x10/0x10 [ 419.470868][ T9600] ? __kmalloc_cache_noprof+0x243/0x390 [ 419.476696][ T9600] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 419.482007][ T9600] sysfs_create_dir_ns+0x2ce/0x3a0 [ 419.487193][ T9600] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 419.493058][ T9600] kobject_add_internal+0x435/0x8d0 [ 419.498567][ T9600] kobject_init_and_add+0x124/0x190 [ 419.503789][ T9600] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 419.509602][ T9600] ? __pfx_kobject_init_and_add+0x10/0x10 [ 419.515416][ T9600] ? __init_swait_queue_head+0xae/0x150 [ 419.521054][ T9600] gfs2_sys_fs_add+0x23b/0x4a0 [ 419.525836][ T9600] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 419.531215][ T9600] ? __pfx_alloc_workqueue+0x10/0x10 [ 419.536511][ T9600] ? read_word_at_a_time+0xe/0x20 [ 419.541550][ T9600] ? sized_strscpy+0x9a/0x2b0 [ 419.546228][ T9600] gfs2_fill_super+0x11ee/0x24d0 [ 419.551269][ T9600] ? __pfx_gfs2_fill_super+0x10/0x10 [ 419.556554][ T9600] ? snprintf+0xda/0x120 [ 419.560820][ T9600] ? __pfx_lock_release+0x10/0x10 [ 419.565847][ T9600] ? do_raw_spin_lock+0x14f/0x370 [ 419.570887][ T9600] ? __pfx_snprintf+0x10/0x10 [ 419.575742][ T9600] ? sb_set_blocksize+0x98/0xf0 [ 419.580592][ T9600] ? setup_bdev_super+0x4e6/0x5d0 [ 419.585626][ T9600] get_tree_bdev_flags+0x48c/0x5c0 [ 419.590761][ T9600] ? __pfx_gfs2_fill_super+0x10/0x10 [ 419.596067][ T9600] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 419.601905][ T9600] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 419.607566][ T9600] gfs2_get_tree+0x54/0x220 [ 419.612088][ T9600] vfs_get_tree+0x90/0x2b0 [ 419.616546][ T9600] do_new_mount+0x2be/0xb40 [ 419.621067][ T9600] ? __pfx_do_new_mount+0x10/0x10 [ 419.626106][ T9600] __se_sys_mount+0x2d6/0x3c0 [ 419.630788][ T9600] ? __pfx___se_sys_mount+0x10/0x10 [ 419.635988][ T9600] ? exc_page_fault+0x590/0x8b0 [ 419.640929][ T9600] ? __x64_sys_mount+0x20/0xc0 [ 419.645692][ T9600] do_syscall_64+0xf3/0x230 [ 419.650205][ T9600] ? clear_bhb_loop+0x35/0x90 [ 419.654977][ T9600] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 419.660873][ T9600] RIP: 0033:0x7f220437e69a [ 419.665331][ T9600] 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 [ 419.685146][ T9600] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 419.693568][ T9600] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 419.701544][ T9600] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 419.709520][ T9600] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 419.717491][ T9600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 419.725464][ T9600] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 419.733449][ T9600] [ 419.744254][ T9600] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 419.759178][ T9600] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 420.262888][ T9618] loop1: detected capacity change from 0 to 32768 [ 420.507284][ T9618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 420.532128][ T9618] CPU: 0 UID: 0 PID: 9618 Comm: syz.1.541 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 420.542268][ T9618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 420.552370][ T9618] Call Trace: [ 420.555675][ T9618] [ 420.558649][ T9618] dump_stack_lvl+0x241/0x360 [ 420.563367][ T9618] ? __pfx_dump_stack_lvl+0x10/0x10 [ 420.568814][ T9618] ? __pfx__printk+0x10/0x10 [ 420.570614][ T9616] loop4: detected capacity change from 0 to 32768 [ 420.573417][ T9618] ? __kmalloc_cache_noprof+0x243/0x390 [ 420.585399][ T9618] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 420.590880][ T9618] sysfs_create_dir_ns+0x2ce/0x3a0 [ 420.595995][ T9618] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 420.601634][ T9618] kobject_add_internal+0x435/0x8d0 [ 420.606839][ T9618] kobject_init_and_add+0x124/0x190 [ 420.612230][ T9618] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 420.618062][ T9618] ? __pfx_kobject_init_and_add+0x10/0x10 [ 420.623809][ T9618] ? __init_swait_queue_head+0xae/0x150 [ 420.629548][ T9618] gfs2_sys_fs_add+0x23b/0x4a0 [ 420.634319][ T9618] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 420.639617][ T9618] ? __pfx_alloc_workqueue+0x10/0x10 [ 420.644915][ T9618] ? read_word_at_a_time+0xe/0x20 [ 420.649939][ T9618] ? sized_strscpy+0x9a/0x2b0 [ 420.654614][ T9618] gfs2_fill_super+0x11ee/0x24d0 [ 420.659571][ T9618] ? __pfx_gfs2_fill_super+0x10/0x10 [ 420.664853][ T9618] ? snprintf+0xda/0x120 [ 420.669181][ T9618] ? __pfx_lock_release+0x10/0x10 [ 420.674198][ T9618] ? do_raw_spin_lock+0x14f/0x370 [ 420.679320][ T9618] ? __pfx_snprintf+0x10/0x10 [ 420.684203][ T9618] ? sb_set_blocksize+0x98/0xf0 [ 420.689235][ T9618] ? setup_bdev_super+0x4e6/0x5d0 [ 420.694270][ T9618] get_tree_bdev_flags+0x48c/0x5c0 [ 420.699443][ T9618] ? __pfx_gfs2_fill_super+0x10/0x10 [ 420.704737][ T9618] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 420.710379][ T9618] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 420.716020][ T9618] gfs2_get_tree+0x54/0x220 [ 420.720630][ T9618] vfs_get_tree+0x90/0x2b0 [ 420.725050][ T9618] do_new_mount+0x2be/0xb40 [ 420.729559][ T9618] ? __pfx_do_new_mount+0x10/0x10 [ 420.734691][ T9618] __se_sys_mount+0x2d6/0x3c0 [ 420.739384][ T9618] ? __pfx___se_sys_mount+0x10/0x10 [ 420.744603][ T9618] ? exc_page_fault+0x590/0x8b0 [ 420.749478][ T9618] ? __x64_sys_mount+0x20/0xc0 [ 420.754279][ T9618] do_syscall_64+0xf3/0x230 [ 420.758797][ T9618] ? clear_bhb_loop+0x35/0x90 [ 420.763473][ T9618] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 420.769374][ T9618] RIP: 0033:0x7f2886d7e69a [ 420.773798][ T9618] 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 [ 420.793591][ T9618] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 420.802108][ T9618] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 420.810166][ T9618] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 420.818327][ T9618] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 420.826392][ T9618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 420.834366][ T9618] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 420.842524][ T9618] [ 421.061806][ T9618] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 421.063769][ T9614] loop3: detected capacity change from 0 to 32768 [ 421.077086][ T9618] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 421.095068][ T9616] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 421.114805][ T9616] CPU: 0 UID: 0 PID: 9616 Comm: syz.4.540 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 421.124955][ T9616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 421.135035][ T9616] Call Trace: [ 421.138315][ T9616] [ 421.141246][ T9616] dump_stack_lvl+0x241/0x360 [ 421.146021][ T9616] ? __pfx_dump_stack_lvl+0x10/0x10 [ 421.151323][ T9616] ? __pfx__printk+0x10/0x10 [ 421.155921][ T9616] ? __kmalloc_cache_noprof+0x243/0x390 [ 421.161465][ T9616] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 421.166766][ T9616] sysfs_create_dir_ns+0x2ce/0x3a0 [ 421.171879][ T9616] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 421.177527][ T9616] kobject_add_internal+0x435/0x8d0 [ 421.182994][ T9616] kobject_init_and_add+0x124/0x190 [ 421.188460][ T9616] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 421.194270][ T9616] ? __pfx_kobject_init_and_add+0x10/0x10 [ 421.200017][ T9616] ? __init_swait_queue_head+0xae/0x150 [ 421.205754][ T9616] gfs2_sys_fs_add+0x23b/0x4a0 [ 421.210527][ T9616] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 421.215814][ T9616] ? __pfx_alloc_workqueue+0x10/0x10 [ 421.221109][ T9616] ? read_word_at_a_time+0xe/0x20 [ 421.226135][ T9616] ? sized_strscpy+0x9a/0x2b0 [ 421.230812][ T9616] gfs2_fill_super+0x11ee/0x24d0 [ 421.235772][ T9616] ? __pfx_gfs2_fill_super+0x10/0x10 [ 421.241357][ T9616] ? snprintf+0xda/0x120 [ 421.245622][ T9616] ? __pfx_lock_release+0x10/0x10 [ 421.250644][ T9616] ? do_raw_spin_lock+0x14f/0x370 [ 421.255672][ T9616] ? __pfx_snprintf+0x10/0x10 [ 421.260352][ T9616] ? sb_set_blocksize+0x98/0xf0 [ 421.265207][ T9616] ? setup_bdev_super+0x4e6/0x5d0 [ 421.270244][ T9616] get_tree_bdev_flags+0x48c/0x5c0 [ 421.275457][ T9616] ? __pfx_gfs2_fill_super+0x10/0x10 [ 421.280803][ T9616] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 421.286451][ T9616] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 421.292091][ T9616] gfs2_get_tree+0x54/0x220 [ 421.296600][ T9616] vfs_get_tree+0x90/0x2b0 [ 421.301030][ T9616] do_new_mount+0x2be/0xb40 [ 421.305639][ T9616] ? __pfx_do_new_mount+0x10/0x10 [ 421.310678][ T9616] __se_sys_mount+0x2d6/0x3c0 [ 421.315615][ T9616] ? __pfx___se_sys_mount+0x10/0x10 [ 421.320897][ T9616] ? exc_page_fault+0x590/0x8b0 [ 421.325763][ T9616] ? __x64_sys_mount+0x20/0xc0 [ 421.330528][ T9616] do_syscall_64+0xf3/0x230 [ 421.335038][ T9616] ? clear_bhb_loop+0x35/0x90 [ 421.339888][ T9616] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 421.345784][ T9616] RIP: 0033:0x7efd1b97e69a [ 421.350541][ T9616] 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 [ 421.370377][ T9616] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 421.378970][ T9616] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 421.386943][ T9616] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 421.395085][ T9616] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 421.403142][ T9616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 421.411202][ T9616] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 421.419273][ T9616] [ 421.516785][ T9616] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 421.535920][ T9614] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 421.583331][ T9614] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 421.596447][ T9616] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 421.626550][ T9614] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms 2024/12/24 22:59:13 executed programs: 539 [ 421.742034][ T6737] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 421.769361][ T6737] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 421.919678][ T6737] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 150ms [ 421.959956][ T6737] gfs2: fsid=syz:syz.0: jid=0: Done [ 421.977003][ T9614] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 422.043930][ T9621] loop0: detected capacity change from 0 to 32768 [ 422.096701][ T9621] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 422.161964][ T9621] CPU: 1 UID: 0 PID: 9621 Comm: syz.0.542 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 422.172143][ T9621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 422.182234][ T9621] Call Trace: [ 422.185624][ T9621] [ 422.188572][ T9621] dump_stack_lvl+0x241/0x360 [ 422.193288][ T9621] ? __pfx_dump_stack_lvl+0x10/0x10 [ 422.198521][ T9621] ? __pfx__printk+0x10/0x10 [ 422.203138][ T9621] ? __kmalloc_cache_noprof+0x243/0x390 [ 422.208705][ T9621] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 422.214033][ T9621] sysfs_create_dir_ns+0x2ce/0x3a0 [ 422.219181][ T9621] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 422.224850][ T9621] kobject_add_internal+0x435/0x8d0 [ 422.230075][ T9621] kobject_init_and_add+0x124/0x190 [ 422.235298][ T9621] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 422.241149][ T9621] ? __pfx_kobject_init_and_add+0x10/0x10 [ 422.246909][ T9621] ? __init_swait_queue_head+0xae/0x150 [ 422.248466][ T9627] loop2: detected capacity change from 0 to 32768 [ 422.252554][ T9621] gfs2_sys_fs_add+0x23b/0x4a0 [ 422.263823][ T9621] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 422.269119][ T9621] ? __pfx_alloc_workqueue+0x10/0x10 [ 422.274408][ T9621] ? read_word_at_a_time+0xe/0x20 [ 422.279440][ T9621] ? sized_strscpy+0x9a/0x2b0 [ 422.284115][ T9621] gfs2_fill_super+0x11ee/0x24d0 [ 422.289068][ T9621] ? __pfx_gfs2_fill_super+0x10/0x10 [ 422.294349][ T9621] ? snprintf+0xda/0x120 [ 422.298670][ T9621] ? __pfx_lock_release+0x10/0x10 [ 422.303697][ T9621] ? do_raw_spin_lock+0x14f/0x370 [ 422.308725][ T9621] ? __pfx_snprintf+0x10/0x10 [ 422.313408][ T9621] ? sb_set_blocksize+0x98/0xf0 [ 422.318436][ T9621] ? setup_bdev_super+0x4e6/0x5d0 [ 422.323472][ T9621] get_tree_bdev_flags+0x48c/0x5c0 [ 422.328685][ T9621] ? __pfx_gfs2_fill_super+0x10/0x10 [ 422.333977][ T9621] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 422.339618][ T9621] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 422.345347][ T9621] gfs2_get_tree+0x54/0x220 [ 422.349858][ T9621] vfs_get_tree+0x90/0x2b0 [ 422.354278][ T9621] do_new_mount+0x2be/0xb40 [ 422.358788][ T9621] ? __pfx_do_new_mount+0x10/0x10 [ 422.363820][ T9621] __se_sys_mount+0x2d6/0x3c0 [ 422.368674][ T9621] ? __pfx___se_sys_mount+0x10/0x10 [ 422.373869][ T9621] ? exc_page_fault+0x590/0x8b0 [ 422.378732][ T9621] ? __x64_sys_mount+0x20/0xc0 [ 422.383502][ T9621] do_syscall_64+0xf3/0x230 [ 422.388017][ T9621] ? clear_bhb_loop+0x35/0x90 [ 422.392876][ T9621] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 422.398770][ T9621] RIP: 0033:0x7f220437e69a [ 422.403530][ T9621] 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 [ 422.423577][ T9621] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 422.432002][ T9621] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 422.439985][ T9621] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 422.447967][ T9621] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 422.455937][ T9621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 422.463904][ T9621] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 422.471973][ T9621] [ 422.494937][ T9621] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 422.514948][ T9621] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 422.554903][ T9627] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 422.562512][ T9627] CPU: 1 UID: 0 PID: 9627 Comm: syz.2.543 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 422.572702][ T9627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 422.582874][ T9627] Call Trace: [ 422.586177][ T9627] [ 422.589108][ T9627] dump_stack_lvl+0x241/0x360 [ 422.593791][ T9627] ? __pfx_dump_stack_lvl+0x10/0x10 [ 422.599012][ T9627] ? __pfx__printk+0x10/0x10 [ 422.603636][ T9627] ? __kmalloc_cache_noprof+0x243/0x390 [ 422.609199][ T9627] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 422.614597][ T9627] sysfs_create_dir_ns+0x2ce/0x3a0 [ 422.619719][ T9627] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 422.625361][ T9627] kobject_add_internal+0x435/0x8d0 [ 422.630569][ T9627] kobject_init_and_add+0x124/0x190 [ 422.635790][ T9627] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 422.641600][ T9627] ? __pfx_kobject_init_and_add+0x10/0x10 [ 422.647329][ T9627] ? __init_swait_queue_head+0xae/0x150 [ 422.652879][ T9627] gfs2_sys_fs_add+0x23b/0x4a0 [ 422.657654][ T9627] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 422.663031][ T9627] ? __pfx_alloc_workqueue+0x10/0x10 [ 422.668324][ T9627] ? read_word_at_a_time+0xe/0x20 [ 422.673442][ T9627] ? sized_strscpy+0x9a/0x2b0 [ 422.678234][ T9627] gfs2_fill_super+0x11ee/0x24d0 [ 422.683187][ T9627] ? __pfx_gfs2_fill_super+0x10/0x10 [ 422.688732][ T9627] ? snprintf+0xda/0x120 [ 422.692971][ T9627] ? __pfx_lock_release+0x10/0x10 [ 422.698001][ T9627] ? do_raw_spin_lock+0x14f/0x370 [ 422.703031][ T9627] ? __pfx_snprintf+0x10/0x10 [ 422.707715][ T9627] ? sb_set_blocksize+0x98/0xf0 [ 422.712736][ T9627] ? setup_bdev_super+0x4e6/0x5d0 [ 422.717761][ T9627] get_tree_bdev_flags+0x48c/0x5c0 [ 422.722875][ T9627] ? __pfx_gfs2_fill_super+0x10/0x10 [ 422.728166][ T9627] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 422.733812][ T9627] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 422.739637][ T9627] gfs2_get_tree+0x54/0x220 [ 422.744413][ T9627] vfs_get_tree+0x90/0x2b0 [ 422.748834][ T9627] do_new_mount+0x2be/0xb40 [ 422.753342][ T9627] ? __pfx_do_new_mount+0x10/0x10 [ 422.758375][ T9627] __se_sys_mount+0x2d6/0x3c0 [ 422.763055][ T9627] ? __pfx___se_sys_mount+0x10/0x10 [ 422.768256][ T9627] ? exc_page_fault+0x590/0x8b0 [ 422.773193][ T9627] ? __x64_sys_mount+0x20/0xc0 [ 422.778051][ T9627] do_syscall_64+0xf3/0x230 [ 422.782564][ T9627] ? clear_bhb_loop+0x35/0x90 [ 422.787326][ T9627] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 422.793310][ T9627] RIP: 0033:0x7f9645d7e69a [ 422.797731][ T9627] 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 [ 422.817615][ T9627] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 422.826258][ T9627] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 422.834238][ T9627] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 422.842305][ T9627] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 422.850454][ T9627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 422.858515][ T9627] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 422.866597][ T9627] [ 422.931217][ T9627] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 423.000425][ T9627] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 423.462712][ T9630] loop1: detected capacity change from 0 to 32768 [ 423.510115][ T9630] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 423.563704][ T9630] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 423.581950][ T9630] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 423.610391][ T6726] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 423.618374][ T6726] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 423.737094][ T6726] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 118ms [ 423.744991][ T6726] gfs2: fsid=syz:syz.0: jid=0: Done [ 423.752172][ T9630] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 423.818803][ T9632] loop4: detected capacity change from 0 to 32768 [ 423.950787][ T9632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 423.984850][ T9632] CPU: 1 UID: 0 PID: 9632 Comm: syz.4.545 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 423.994995][ T9632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 424.005246][ T9632] Call Trace: [ 424.008556][ T9632] [ 424.011516][ T9632] dump_stack_lvl+0x241/0x360 [ 424.016232][ T9632] ? __pfx_dump_stack_lvl+0x10/0x10 [ 424.021554][ T9632] ? __pfx__printk+0x10/0x10 [ 424.026188][ T9632] ? __kmalloc_cache_noprof+0x243/0x390 [ 424.031846][ T9632] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 424.037158][ T9632] sysfs_create_dir_ns+0x2ce/0x3a0 [ 424.042280][ T9632] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 424.047921][ T9632] kobject_add_internal+0x435/0x8d0 [ 424.053124][ T9632] kobject_init_and_add+0x124/0x190 [ 424.058328][ T9632] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 424.064141][ T9632] ? __pfx_kobject_init_and_add+0x10/0x10 [ 424.069875][ T9632] ? __init_swait_queue_head+0xae/0x150 [ 424.075431][ T9632] gfs2_sys_fs_add+0x23b/0x4a0 [ 424.080192][ T9632] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 424.085484][ T9632] ? __pfx_alloc_workqueue+0x10/0x10 [ 424.090774][ T9632] ? read_word_at_a_time+0xe/0x20 [ 424.095795][ T9632] ? sized_strscpy+0x9a/0x2b0 [ 424.100471][ T9632] gfs2_fill_super+0x11ee/0x24d0 [ 424.105425][ T9632] ? __pfx_gfs2_fill_super+0x10/0x10 [ 424.110706][ T9632] ? snprintf+0xda/0x120 [ 424.114949][ T9632] ? __pfx_lock_release+0x10/0x10 [ 424.119979][ T9632] ? do_raw_spin_lock+0x14f/0x370 [ 424.125017][ T9632] ? __pfx_snprintf+0x10/0x10 [ 424.129702][ T9632] ? sb_set_blocksize+0x98/0xf0 [ 424.134555][ T9632] ? setup_bdev_super+0x4e6/0x5d0 [ 424.139588][ T9632] get_tree_bdev_flags+0x48c/0x5c0 [ 424.144793][ T9632] ? __pfx_gfs2_fill_super+0x10/0x10 [ 424.150256][ T9632] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 424.155916][ T9632] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 424.161552][ T9632] gfs2_get_tree+0x54/0x220 [ 424.166077][ T9632] vfs_get_tree+0x90/0x2b0 [ 424.170505][ T9632] do_new_mount+0x2be/0xb40 [ 424.175014][ T9632] ? __pfx_do_new_mount+0x10/0x10 [ 424.180045][ T9632] __se_sys_mount+0x2d6/0x3c0 [ 424.184738][ T9632] ? __pfx___se_sys_mount+0x10/0x10 [ 424.190199][ T9632] ? exc_page_fault+0x590/0x8b0 [ 424.195055][ T9632] ? __x64_sys_mount+0x20/0xc0 [ 424.199822][ T9632] do_syscall_64+0xf3/0x230 [ 424.204330][ T9632] ? clear_bhb_loop+0x35/0x90 [ 424.209091][ T9632] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 424.214998][ T9632] RIP: 0033:0x7efd1b97e69a [ 424.219414][ T9632] 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 [ 424.239392][ T9632] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 424.247820][ T9632] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 424.255811][ T9632] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 424.263827][ T9632] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 424.271995][ T9632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 424.279994][ T9632] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 424.288166][ T9632] [ 424.315128][ T9632] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 424.392622][ T9632] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 424.529674][ T9644] loop2: detected capacity change from 0 to 32768 [ 424.563355][ T9644] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 424.575218][ T9644] CPU: 1 UID: 0 PID: 9644 Comm: syz.2.548 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 424.585430][ T9644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 424.595874][ T9644] Call Trace: [ 424.599270][ T9644] [ 424.602307][ T9644] dump_stack_lvl+0x241/0x360 [ 424.607108][ T9644] ? __pfx_dump_stack_lvl+0x10/0x10 [ 424.612350][ T9644] ? __pfx__printk+0x10/0x10 [ 424.616984][ T9644] ? __kmalloc_cache_noprof+0x243/0x390 [ 424.622657][ T9644] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 424.628073][ T9644] sysfs_create_dir_ns+0x2ce/0x3a0 [ 424.633304][ T9644] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 424.639040][ T9644] kobject_add_internal+0x435/0x8d0 [ 424.644368][ T9644] kobject_init_and_add+0x124/0x190 [ 424.649607][ T9644] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 424.655453][ T9644] ? __pfx_kobject_init_and_add+0x10/0x10 [ 424.661223][ T9644] ? __init_swait_queue_head+0xae/0x150 [ 424.666817][ T9644] gfs2_sys_fs_add+0x23b/0x4a0 [ 424.671622][ T9644] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 424.677042][ T9644] ? __pfx_alloc_workqueue+0x10/0x10 [ 424.682543][ T9644] ? read_word_at_a_time+0xe/0x20 [ 424.687694][ T9644] ? sized_strscpy+0x9a/0x2b0 [ 424.692409][ T9644] gfs2_fill_super+0x11ee/0x24d0 [ 424.697494][ T9644] ? __pfx_gfs2_fill_super+0x10/0x10 [ 424.702908][ T9644] ? snprintf+0xda/0x120 [ 424.707274][ T9644] ? __pfx_lock_release+0x10/0x10 [ 424.712332][ T9644] ? do_raw_spin_lock+0x14f/0x370 [ 424.717396][ T9644] ? __pfx_snprintf+0x10/0x10 [ 424.722120][ T9644] ? sb_set_blocksize+0x98/0xf0 [ 424.727008][ T9644] ? setup_bdev_super+0x4e6/0x5d0 [ 424.732244][ T9644] get_tree_bdev_flags+0x48c/0x5c0 [ 424.737399][ T9644] ? __pfx_gfs2_fill_super+0x10/0x10 [ 424.742800][ T9644] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 424.748448][ T9644] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 424.754093][ T9644] gfs2_get_tree+0x54/0x220 [ 424.758613][ T9644] vfs_get_tree+0x90/0x2b0 [ 424.763153][ T9644] do_new_mount+0x2be/0xb40 [ 424.767671][ T9644] ? __pfx_do_new_mount+0x10/0x10 [ 424.772811][ T9644] __se_sys_mount+0x2d6/0x3c0 [ 424.777491][ T9644] ? __pfx___se_sys_mount+0x10/0x10 [ 424.782688][ T9644] ? exc_page_fault+0x590/0x8b0 [ 424.787640][ T9644] ? __x64_sys_mount+0x20/0xc0 [ 424.792491][ T9644] do_syscall_64+0xf3/0x230 [ 424.797085][ T9644] ? clear_bhb_loop+0x35/0x90 [ 424.801759][ T9644] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 424.807667][ T9644] RIP: 0033:0x7f9645d7e69a [ 424.812171][ T9644] 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 [ 424.831957][ T9644] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 424.840380][ T9644] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 424.848440][ T9644] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 424.856407][ T9644] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 424.864381][ T9644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 424.872435][ T9644] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 424.880428][ T9644] [ 424.884833][ T9644] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 424.899728][ T9644] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 425.248252][ T9640] loop0: detected capacity change from 0 to 32768 [ 425.316684][ T9640] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 425.325206][ T9640] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 425.345247][ T9640] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 425.356776][ T119] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 425.367406][ T119] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 425.494375][ T119] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 126ms [ 425.523483][ T119] gfs2: fsid=syz:syz.0: jid=0: Done [ 425.528996][ T9640] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 425.677205][ T9646] loop3: detected capacity change from 0 to 32768 [ 425.732445][ T9646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 425.784849][ T9646] CPU: 1 UID: 0 PID: 9646 Comm: syz.3.546 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 425.794993][ T9646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 425.805427][ T9646] Call Trace: [ 425.808733][ T9646] [ 425.811684][ T9646] dump_stack_lvl+0x241/0x360 [ 425.816392][ T9646] ? __pfx_dump_stack_lvl+0x10/0x10 [ 425.821623][ T9646] ? __pfx__printk+0x10/0x10 [ 425.826256][ T9646] ? __kmalloc_cache_noprof+0x243/0x390 [ 425.831829][ T9646] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 425.837174][ T9646] sysfs_create_dir_ns+0x2ce/0x3a0 [ 425.842331][ T9646] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 425.848014][ T9646] kobject_add_internal+0x435/0x8d0 [ 425.853250][ T9646] kobject_init_and_add+0x124/0x190 [ 425.858483][ T9646] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 425.864324][ T9646] ? __pfx_kobject_init_and_add+0x10/0x10 [ 425.870187][ T9646] ? __init_swait_queue_head+0xae/0x150 [ 425.875791][ T9646] gfs2_sys_fs_add+0x23b/0x4a0 [ 425.880676][ T9646] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 425.886096][ T9646] ? __pfx_alloc_workqueue+0x10/0x10 [ 425.891422][ T9646] ? read_word_at_a_time+0xe/0x20 [ 425.896479][ T9646] ? sized_strscpy+0x9a/0x2b0 [ 425.901273][ T9646] gfs2_fill_super+0x11ee/0x24d0 [ 425.906351][ T9646] ? __pfx_gfs2_fill_super+0x10/0x10 [ 425.911672][ T9646] ? snprintf+0xda/0x120 [ 425.915943][ T9646] ? __pfx_lock_release+0x10/0x10 [ 425.920996][ T9646] ? do_raw_spin_lock+0x14f/0x370 [ 425.926145][ T9646] ? __pfx_snprintf+0x10/0x10 [ 425.930850][ T9646] ? sb_set_blocksize+0x98/0xf0 [ 425.935728][ T9646] ? setup_bdev_super+0x4e6/0x5d0 [ 425.940793][ T9646] get_tree_bdev_flags+0x48c/0x5c0 [ 425.946024][ T9646] ? __pfx_gfs2_fill_super+0x10/0x10 [ 425.951341][ T9646] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 425.957012][ T9646] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 425.962948][ T9646] gfs2_get_tree+0x54/0x220 [ 425.967464][ T9646] vfs_get_tree+0x90/0x2b0 [ 425.971887][ T9646] do_new_mount+0x2be/0xb40 [ 425.976487][ T9646] ? __pfx_do_new_mount+0x10/0x10 [ 425.981717][ T9646] __se_sys_mount+0x2d6/0x3c0 [ 425.986415][ T9646] ? __pfx___se_sys_mount+0x10/0x10 [ 425.991620][ T9646] ? exc_page_fault+0x590/0x8b0 [ 425.996482][ T9646] ? __x64_sys_mount+0x20/0xc0 [ 426.001251][ T9646] do_syscall_64+0xf3/0x230 [ 426.005774][ T9646] ? clear_bhb_loop+0x35/0x90 [ 426.010470][ T9646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 426.016541][ T9646] RIP: 0033:0x7fd6f5d7e69a [ 426.020956][ T9646] 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 [ 426.040582][ T9646] RSP: 002b:00007fd6f6c2ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 426.049000][ T9646] RAX: ffffffffffffffda RBX: 00007fd6f6c2aef0 RCX: 00007fd6f5d7e69a [ 426.056969][ T9646] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fd6f6c2aeb0 [ 426.065029][ T9646] RBP: 00000000200124c0 R08: 00007fd6f6c2aef0 R09: 0000000000000000 [ 426.073444][ T9646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 426.081418][ T9646] R13: 00007fd6f6c2aeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 426.089512][ T9646] [ 426.213862][ T9646] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 426.252287][ T9646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 426.339875][ T9656] loop2: detected capacity change from 0 to 32768 [ 426.365116][ T9656] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 426.424748][ T9656] CPU: 1 UID: 0 PID: 9656 Comm: syz.2.551 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 426.434964][ T9656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 426.445084][ T9656] Call Trace: [ 426.448479][ T9656] [ 426.451424][ T9656] dump_stack_lvl+0x241/0x360 [ 426.456132][ T9656] ? __pfx_dump_stack_lvl+0x10/0x10 [ 426.461618][ T9656] ? __pfx__printk+0x10/0x10 [ 426.466240][ T9656] ? __kmalloc_cache_noprof+0x243/0x390 [ 426.470758][ T9660] loop1: detected capacity change from 0 to 32768 [ 426.471786][ T9656] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 426.480451][ T9660] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 426.483498][ T9656] sysfs_create_dir_ns+0x2ce/0x3a0 [ 426.496046][ T9656] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 426.501698][ T9656] kobject_add_internal+0x435/0x8d0 [ 426.506997][ T9656] kobject_init_and_add+0x124/0x190 [ 426.512241][ T9656] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 426.518069][ T9656] ? __pfx_kobject_init_and_add+0x10/0x10 [ 426.523896][ T9656] ? __init_swait_queue_head+0xae/0x150 [ 426.529634][ T9656] gfs2_sys_fs_add+0x23b/0x4a0 [ 426.534492][ T9656] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 426.539873][ T9656] ? __pfx_alloc_workqueue+0x10/0x10 [ 426.545270][ T9656] ? read_word_at_a_time+0xe/0x20 [ 426.550311][ T9656] ? sized_strscpy+0x9a/0x2b0 [ 426.555005][ T9656] gfs2_fill_super+0x11ee/0x24d0 [ 426.560142][ T9656] ? __pfx_gfs2_fill_super+0x10/0x10 [ 426.565433][ T9656] ? snprintf+0xda/0x120 [ 426.569681][ T9656] ? __pfx_lock_release+0x10/0x10 [ 426.574709][ T9656] ? do_raw_spin_lock+0x14f/0x370 [ 426.579746][ T9656] ? __pfx_snprintf+0x10/0x10 [ 426.584434][ T9656] ? sb_set_blocksize+0x98/0xf0 [ 426.589372][ T9656] ? setup_bdev_super+0x4e6/0x5d0 [ 426.594574][ T9656] get_tree_bdev_flags+0x48c/0x5c0 [ 426.599691][ T9656] ? __pfx_gfs2_fill_super+0x10/0x10 [ 426.604990][ T9656] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 426.610623][ T9656] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 426.616259][ T9656] gfs2_get_tree+0x54/0x220 [ 426.620831][ T9656] vfs_get_tree+0x90/0x2b0 [ 426.625348][ T9656] do_new_mount+0x2be/0xb40 [ 426.629882][ T9656] ? __pfx_do_new_mount+0x10/0x10 [ 426.635018][ T9656] __se_sys_mount+0x2d6/0x3c0 [ 426.639710][ T9656] ? __pfx___se_sys_mount+0x10/0x10 [ 426.644919][ T9656] ? exc_page_fault+0x590/0x8b0 [ 426.649868][ T9656] ? __x64_sys_mount+0x20/0xc0 [ 426.654657][ T9656] do_syscall_64+0xf3/0x230 [ 426.659175][ T9656] ? clear_bhb_loop+0x35/0x90 [ 426.663851][ T9656] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 426.669745][ T9656] RIP: 0033:0x7f9645d7e69a [ 426.674591][ T9656] 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 [ 426.694378][ T9656] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 426.702975][ T9656] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 426.711038][ T9656] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 426.719009][ T9656] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 426.726992][ T9656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 426.734973][ T9656] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 426.743246][ T9656] [ 426.752732][ T9656] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 426.766756][ T9656] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 426.773804][ T9660] CPU: 1 UID: 0 PID: 9660 Comm: syz.1.549 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 426.783910][ T9660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 426.794083][ T9660] Call Trace: [ 426.797387][ T9660] [ 426.800344][ T9660] dump_stack_lvl+0x241/0x360 [ 426.805060][ T9660] ? __pfx_dump_stack_lvl+0x10/0x10 [ 426.810293][ T9660] ? __pfx__printk+0x10/0x10 [ 426.814922][ T9660] ? __kmalloc_cache_noprof+0x243/0x390 [ 426.820502][ T9660] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 426.825858][ T9660] sysfs_create_dir_ns+0x2ce/0x3a0 [ 426.831004][ T9660] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 426.836678][ T9660] kobject_add_internal+0x435/0x8d0 [ 426.841914][ T9660] kobject_init_and_add+0x124/0x190 [ 426.847165][ T9660] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 426.853004][ T9660] ? __pfx_kobject_init_and_add+0x10/0x10 [ 426.858768][ T9660] ? __init_swait_queue_head+0xae/0x150 [ 426.864361][ T9660] gfs2_sys_fs_add+0x23b/0x4a0 [ 426.869163][ T9660] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 426.874499][ T9660] ? __pfx_alloc_workqueue+0x10/0x10 [ 426.879824][ T9660] ? read_word_at_a_time+0xe/0x20 [ 426.884879][ T9660] ? sized_strscpy+0x9a/0x2b0 [ 426.889678][ T9660] gfs2_fill_super+0x11ee/0x24d0 [ 426.894661][ T9660] ? __pfx_gfs2_fill_super+0x10/0x10 [ 426.900053][ T9660] ? snprintf+0xda/0x120 [ 426.904320][ T9660] ? __pfx_lock_release+0x10/0x10 [ 426.909372][ T9660] ? do_raw_spin_lock+0x14f/0x370 [ 426.914512][ T9660] ? __pfx_snprintf+0x10/0x10 [ 426.919220][ T9660] ? sb_set_blocksize+0x98/0xf0 [ 426.924185][ T9660] ? setup_bdev_super+0x4e6/0x5d0 [ 426.929248][ T9660] get_tree_bdev_flags+0x48c/0x5c0 [ 426.934396][ T9660] ? __pfx_gfs2_fill_super+0x10/0x10 [ 426.939707][ T9660] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 426.945367][ T9660] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 426.951030][ T9660] gfs2_get_tree+0x54/0x220 [ 426.955565][ T9660] vfs_get_tree+0x90/0x2b0 [ 426.960009][ T9660] do_new_mount+0x2be/0xb40 [ 426.964541][ T9660] ? __pfx_do_new_mount+0x10/0x10 [ 426.969600][ T9660] __se_sys_mount+0x2d6/0x3c0 [ 426.974564][ T9660] ? __pfx___se_sys_mount+0x10/0x10 [ 426.979780][ T9660] ? exc_page_fault+0x590/0x8b0 [ 426.984656][ T9660] ? __x64_sys_mount+0x20/0xc0 [ 426.989445][ T9660] do_syscall_64+0xf3/0x230 [ 426.994072][ T9660] ? clear_bhb_loop+0x35/0x90 [ 426.998787][ T9660] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 427.004723][ T9660] RIP: 0033:0x7f2886d7e69a [ 427.009250][ T9660] 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 [ 427.029454][ T9660] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 427.037991][ T9660] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 427.045999][ T9660] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 427.054084][ T9660] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 427.062084][ T9660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 427.070091][ T9660] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 427.078395][ T9660] [ 427.096852][ T9660] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. 2024/12/24 22:59:18 executed programs: 548 [ 427.195447][ T9654] loop4: detected capacity change from 0 to 32768 [ 427.217652][ T9660] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 427.282114][ T9654] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 427.294742][ T9654] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 427.349716][ T9654] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 427.366915][ T119] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 427.383970][ T119] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 427.485826][ T119] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 101ms [ 427.506915][ T119] gfs2: fsid=syz:syz.0: jid=0: Done [ 427.515273][ T9654] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 427.916038][ T9676] loop0: detected capacity change from 0 to 32768 [ 427.943313][ T9676] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 427.951106][ T9676] CPU: 0 UID: 0 PID: 9676 Comm: syz.0.552 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 427.961227][ T9676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 427.971409][ T9676] Call Trace: [ 427.974707][ T9676] [ 427.977663][ T9676] dump_stack_lvl+0x241/0x360 [ 427.982387][ T9676] ? __pfx_dump_stack_lvl+0x10/0x10 [ 427.987718][ T9676] ? __pfx__printk+0x10/0x10 [ 427.992340][ T9676] ? __kmalloc_cache_noprof+0x243/0x390 [ 427.997913][ T9676] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 428.003324][ T9676] sysfs_create_dir_ns+0x2ce/0x3a0 [ 428.008480][ T9676] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 428.014150][ T9676] kobject_add_internal+0x435/0x8d0 [ 428.019478][ T9676] kobject_init_and_add+0x124/0x190 [ 428.024708][ T9676] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 428.030534][ T9676] ? __pfx_kobject_init_and_add+0x10/0x10 [ 428.036284][ T9676] ? __init_swait_queue_head+0xae/0x150 [ 428.041857][ T9676] gfs2_sys_fs_add+0x23b/0x4a0 [ 428.046723][ T9676] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 428.052040][ T9676] ? __pfx_alloc_workqueue+0x10/0x10 [ 428.057361][ T9676] ? read_word_at_a_time+0xe/0x20 [ 428.062444][ T9676] ? sized_strscpy+0x9a/0x2b0 [ 428.067504][ T9676] gfs2_fill_super+0x11ee/0x24d0 [ 428.072496][ T9676] ? __pfx_gfs2_fill_super+0x10/0x10 [ 428.077804][ T9676] ? snprintf+0xda/0x120 [ 428.082070][ T9676] ? __pfx_lock_release+0x10/0x10 [ 428.087099][ T9676] ? do_raw_spin_lock+0x14f/0x370 [ 428.092563][ T9676] ? __pfx_snprintf+0x10/0x10 [ 428.097361][ T9676] ? sb_set_blocksize+0x98/0xf0 [ 428.102219][ T9676] ? setup_bdev_super+0x4e6/0x5d0 [ 428.107252][ T9676] get_tree_bdev_flags+0x48c/0x5c0 [ 428.112371][ T9676] ? __pfx_gfs2_fill_super+0x10/0x10 [ 428.117746][ T9676] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 428.123473][ T9676] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 428.129204][ T9676] gfs2_get_tree+0x54/0x220 [ 428.133713][ T9676] vfs_get_tree+0x90/0x2b0 [ 428.138133][ T9676] do_new_mount+0x2be/0xb40 [ 428.142726][ T9676] ? __pfx_do_new_mount+0x10/0x10 [ 428.147952][ T9676] __se_sys_mount+0x2d6/0x3c0 [ 428.152835][ T9676] ? __pfx___se_sys_mount+0x10/0x10 [ 428.158043][ T9676] ? exc_page_fault+0x590/0x8b0 [ 428.163082][ T9676] ? __x64_sys_mount+0x20/0xc0 [ 428.167942][ T9676] do_syscall_64+0xf3/0x230 [ 428.172515][ T9676] ? clear_bhb_loop+0x35/0x90 [ 428.177204][ T9676] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 428.183103][ T9676] RIP: 0033:0x7f220437e69a [ 428.187522][ T9676] 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 [ 428.207616][ T9676] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 428.216121][ T9676] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 428.224183][ T9676] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 428.232249][ T9676] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 428.240224][ T9676] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 428.248200][ T9676] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 428.256189][ T9676] [ 428.263955][ T9676] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 428.278213][ T9676] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 428.868050][ T9678] loop1: detected capacity change from 0 to 32768 [ 428.899310][ T9670] loop3: detected capacity change from 0 to 32768 [ 428.906204][ T9678] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 428.913863][ T9678] CPU: 0 UID: 0 PID: 9678 Comm: syz.1.555 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 428.923970][ T9678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 428.934054][ T9678] Call Trace: [ 428.937360][ T9678] [ 428.940326][ T9678] dump_stack_lvl+0x241/0x360 [ 428.945038][ T9678] ? __pfx_dump_stack_lvl+0x10/0x10 [ 428.950266][ T9678] ? __pfx__printk+0x10/0x10 [ 428.954983][ T9678] ? __kmalloc_cache_noprof+0x243/0x390 [ 428.960569][ T9678] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 428.965891][ T9678] sysfs_create_dir_ns+0x2ce/0x3a0 [ 428.971037][ T9678] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 428.976805][ T9678] kobject_add_internal+0x435/0x8d0 [ 428.982221][ T9678] kobject_init_and_add+0x124/0x190 [ 428.987522][ T9678] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 428.993510][ T9678] ? __pfx_kobject_init_and_add+0x10/0x10 [ 428.999322][ T9678] ? __init_swait_queue_head+0xae/0x150 [ 429.004874][ T9678] gfs2_sys_fs_add+0x23b/0x4a0 [ 429.009638][ T9678] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 429.014950][ T9678] ? __pfx_alloc_workqueue+0x10/0x10 [ 429.020250][ T9678] ? read_word_at_a_time+0xe/0x20 [ 429.025446][ T9678] ? sized_strscpy+0x9a/0x2b0 [ 429.030124][ T9678] gfs2_fill_super+0x11ee/0x24d0 [ 429.035078][ T9678] ? __pfx_gfs2_fill_super+0x10/0x10 [ 429.040624][ T9678] ? snprintf+0xda/0x120 [ 429.044869][ T9678] ? __pfx_lock_release+0x10/0x10 [ 429.049890][ T9678] ? do_raw_spin_lock+0x14f/0x370 [ 429.054928][ T9678] ? __pfx_snprintf+0x10/0x10 [ 429.059617][ T9678] ? sb_set_blocksize+0x98/0xf0 [ 429.064474][ T9678] ? setup_bdev_super+0x4e6/0x5d0 [ 429.069508][ T9678] get_tree_bdev_flags+0x48c/0x5c0 [ 429.074628][ T9678] ? __pfx_gfs2_fill_super+0x10/0x10 [ 429.080112][ T9678] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 429.086020][ T9678] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 429.091660][ T9678] gfs2_get_tree+0x54/0x220 [ 429.096179][ T9678] vfs_get_tree+0x90/0x2b0 [ 429.100695][ T9678] do_new_mount+0x2be/0xb40 [ 429.105208][ T9678] ? __pfx_do_new_mount+0x10/0x10 [ 429.110297][ T9678] __se_sys_mount+0x2d6/0x3c0 [ 429.115064][ T9678] ? __pfx___se_sys_mount+0x10/0x10 [ 429.120350][ T9678] ? exc_page_fault+0x590/0x8b0 [ 429.125218][ T9678] ? __x64_sys_mount+0x20/0xc0 [ 429.130066][ T9678] do_syscall_64+0xf3/0x230 [ 429.134579][ T9678] ? clear_bhb_loop+0x35/0x90 [ 429.139343][ T9678] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.145234][ T9678] RIP: 0033:0x7f2886d7e69a [ 429.149645][ T9678] 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 [ 429.169340][ T9678] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 429.178102][ T9678] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 429.186161][ T9678] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 429.194467][ T9678] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 429.202457][ T9678] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 429.210522][ T9678] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 429.218512][ T9678] [ 429.228258][ T9675] loop2: detected capacity change from 0 to 32768 [ 429.240761][ T9670] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 429.249439][ T9670] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 429.310827][ T9678] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 429.326473][ T9675] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 429.333899][ T9675] CPU: 0 UID: 0 PID: 9675 Comm: syz.2.554 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 429.343999][ T9675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 429.354082][ T9675] Call Trace: [ 429.357386][ T9675] [ 429.360428][ T9675] dump_stack_lvl+0x241/0x360 [ 429.365143][ T9675] ? __pfx_dump_stack_lvl+0x10/0x10 [ 429.370383][ T9675] ? __pfx__printk+0x10/0x10 [ 429.375020][ T9675] ? __kmalloc_cache_noprof+0x243/0x390 [ 429.380684][ T9675] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 429.381337][ T9670] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 429.385988][ T9675] sysfs_create_dir_ns+0x2ce/0x3a0 [ 429.386020][ T9675] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 429.386049][ T9675] kobject_add_internal+0x435/0x8d0 [ 429.386075][ T9675] kobject_init_and_add+0x124/0x190 [ 429.386101][ T9675] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 429.386125][ T9675] ? __pfx_kobject_init_and_add+0x10/0x10 [ 429.386155][ T9675] ? __init_swait_queue_head+0xae/0x150 [ 429.386186][ T9675] gfs2_sys_fs_add+0x23b/0x4a0 [ 429.386210][ T9675] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 429.386239][ T9675] ? __pfx_alloc_workqueue+0x10/0x10 [ 429.386266][ T9675] ? read_word_at_a_time+0xe/0x20 [ 429.386285][ T9675] ? sized_strscpy+0x9a/0x2b0 [ 429.386308][ T9675] gfs2_fill_super+0x11ee/0x24d0 [ 429.386348][ T9675] ? __pfx_gfs2_fill_super+0x10/0x10 [ 429.386371][ T9675] ? snprintf+0xda/0x120 [ 429.386392][ T9675] ? __pfx_lock_release+0x10/0x10 [ 429.386411][ T9675] ? do_raw_spin_lock+0x14f/0x370 [ 429.386439][ T9675] ? __pfx_snprintf+0x10/0x10 [ 429.386468][ T9675] ? sb_set_blocksize+0x98/0xf0 [ 429.386491][ T9675] ? setup_bdev_super+0x4e6/0x5d0 [ 429.386519][ T9675] get_tree_bdev_flags+0x48c/0x5c0 [ 429.386543][ T9675] ? __pfx_gfs2_fill_super+0x10/0x10 [ 429.386566][ T9675] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 429.386594][ T9675] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 429.386625][ T9675] gfs2_get_tree+0x54/0x220 [ 429.386653][ T9675] vfs_get_tree+0x90/0x2b0 [ 429.386679][ T9675] do_new_mount+0x2be/0xb40 [ 429.386722][ T9675] ? __pfx_do_new_mount+0x10/0x10 [ 429.386756][ T9675] __se_sys_mount+0x2d6/0x3c0 [ 429.431532][ T51] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 429.432526][ T9675] ? __pfx___se_sys_mount+0x10/0x10 [ 429.438004][ T51] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 429.442708][ T9675] ? exc_page_fault+0x590/0x8b0 [ 429.442740][ T9675] ? __x64_sys_mount+0x20/0xc0 [ 429.465859][ T9678] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 429.468276][ T9675] do_syscall_64+0xf3/0x230 [ 429.582823][ T9675] ? clear_bhb_loop+0x35/0x90 [ 429.587622][ T9675] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.593565][ T9675] RIP: 0033:0x7f9645d7e69a [ 429.598011][ T9675] 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 [ 429.617738][ T9675] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 429.626192][ T9675] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 429.634199][ T9675] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 429.642213][ T9675] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 429.650217][ T9675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 429.658222][ T9675] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 429.666243][ T9675] [ 429.667006][ T51] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 229ms [ 429.707501][ T51] gfs2: fsid=syz:syz.0: jid=0: Done [ 429.712802][ T9670] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 429.834795][ T9675] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 429.863579][ T9675] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 430.244612][ T9684] loop0: detected capacity change from 0 to 32768 [ 430.304495][ T9684] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 430.376472][ T9684] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 430.499647][ T9684] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 430.574344][ T9692] loop4: detected capacity change from 0 to 32768 [ 430.648096][ T9692] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 430.655818][ T9692] CPU: 1 UID: 0 PID: 9692 Comm: syz.4.557 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 430.666011][ T9692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 430.676103][ T9692] Call Trace: [ 430.679423][ T9692] [ 430.682467][ T9692] dump_stack_lvl+0x241/0x360 [ 430.687347][ T9692] ? __pfx_dump_stack_lvl+0x10/0x10 [ 430.692581][ T9692] ? __pfx__printk+0x10/0x10 [ 430.697305][ T9692] ? __kmalloc_cache_noprof+0x243/0x390 [ 430.702889][ T9692] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 430.708293][ T9692] sysfs_create_dir_ns+0x2ce/0x3a0 [ 430.713442][ T9692] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 430.719293][ T9692] kobject_add_internal+0x435/0x8d0 [ 430.724580][ T9692] kobject_init_and_add+0x124/0x190 [ 430.729833][ T9692] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 430.735671][ T9692] ? __pfx_kobject_init_and_add+0x10/0x10 [ 430.741428][ T9692] ? __init_swait_queue_head+0xae/0x150 [ 430.747010][ T9692] gfs2_sys_fs_add+0x23b/0x4a0 [ 430.751891][ T9692] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 430.757297][ T9692] ? __pfx_alloc_workqueue+0x10/0x10 [ 430.762695][ T9692] ? read_word_at_a_time+0xe/0x20 [ 430.767824][ T9692] ? sized_strscpy+0x9a/0x2b0 [ 430.772522][ T9692] gfs2_fill_super+0x11ee/0x24d0 [ 430.777514][ T9692] ? __pfx_gfs2_fill_super+0x10/0x10 [ 430.782841][ T9692] ? snprintf+0xda/0x120 [ 430.787111][ T9692] ? __pfx_lock_release+0x10/0x10 [ 430.792156][ T9692] ? do_raw_spin_lock+0x14f/0x370 [ 430.797300][ T9692] ? __pfx_snprintf+0x10/0x10 [ 430.802016][ T9692] ? sb_set_blocksize+0x98/0xf0 [ 430.806987][ T9692] ? setup_bdev_super+0x4e6/0x5d0 [ 430.812135][ T9692] get_tree_bdev_flags+0x48c/0x5c0 [ 430.817284][ T9692] ? __pfx_gfs2_fill_super+0x10/0x10 [ 430.822600][ T9692] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 430.828408][ T9692] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 430.834083][ T9692] gfs2_get_tree+0x54/0x220 [ 430.838653][ T9692] vfs_get_tree+0x90/0x2b0 [ 430.843107][ T9692] do_new_mount+0x2be/0xb40 [ 430.848023][ T9692] ? __pfx_do_new_mount+0x10/0x10 [ 430.853097][ T9692] __se_sys_mount+0x2d6/0x3c0 [ 430.857897][ T9692] ? __pfx___se_sys_mount+0x10/0x10 [ 430.863301][ T9692] ? exc_page_fault+0x590/0x8b0 [ 430.868196][ T9692] ? __x64_sys_mount+0x20/0xc0 [ 430.872994][ T9692] do_syscall_64+0xf3/0x230 [ 430.877537][ T9692] ? clear_bhb_loop+0x35/0x90 [ 430.882242][ T9692] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 430.888177][ T9692] RIP: 0033:0x7efd1b97e69a [ 430.892624][ T9692] 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 [ 430.912522][ T9692] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 430.921000][ T9692] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 430.929009][ T9692] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 430.937010][ T9692] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 430.945012][ T9692] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 430.953108][ T9692] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 430.961123][ T9692] [ 430.982573][ T8] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 430.989768][ T8] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 431.064763][ T9692] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 431.099598][ T9692] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 431.114140][ T8] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 124ms [ 431.165162][ T8] gfs2: fsid=syz:syz.0: jid=0: Done [ 431.172105][ T9684] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 431.239609][ T9696] loop1: detected capacity change from 0 to 32768 [ 431.265240][ T9702] loop3: detected capacity change from 0 to 32768 [ 431.436563][ T9702] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 431.445114][ T9702] CPU: 1 UID: 0 PID: 9702 Comm: syz.3.559 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 431.455241][ T9702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 431.465709][ T9702] Call Trace: [ 431.469061][ T9702] [ 431.472034][ T9702] dump_stack_lvl+0x241/0x360 [ 431.476754][ T9702] ? __pfx_dump_stack_lvl+0x10/0x10 [ 431.481997][ T9702] ? __pfx__printk+0x10/0x10 [ 431.486656][ T9702] ? __kmalloc_cache_noprof+0x243/0x390 [ 431.491625][ T9698] loop2: detected capacity change from 0 to 32768 [ 431.492327][ T9702] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 431.504042][ T9702] sysfs_create_dir_ns+0x2ce/0x3a0 [ 431.509195][ T9702] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 431.514877][ T9702] kobject_add_internal+0x435/0x8d0 [ 431.520197][ T9702] kobject_init_and_add+0x124/0x190 [ 431.525419][ T9702] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 431.531487][ T9702] ? __pfx_kobject_init_and_add+0x10/0x10 [ 431.537227][ T9702] ? __init_swait_queue_head+0xae/0x150 [ 431.542793][ T9702] gfs2_sys_fs_add+0x23b/0x4a0 [ 431.547565][ T9702] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 431.552859][ T9702] ? __pfx_alloc_workqueue+0x10/0x10 [ 431.558350][ T9702] ? read_word_at_a_time+0xe/0x20 [ 431.563401][ T9702] ? sized_strscpy+0x9a/0x2b0 [ 431.568088][ T9702] gfs2_fill_super+0x11ee/0x24d0 [ 431.573072][ T9702] ? __pfx_gfs2_fill_super+0x10/0x10 [ 431.578470][ T9702] ? snprintf+0xda/0x120 [ 431.582812][ T9702] ? __pfx_lock_release+0x10/0x10 [ 431.587929][ T9702] ? do_raw_spin_lock+0x14f/0x370 [ 431.593050][ T9702] ? __pfx_snprintf+0x10/0x10 [ 431.597827][ T9702] ? sb_set_blocksize+0x98/0xf0 [ 431.602678][ T9702] ? setup_bdev_super+0x4e6/0x5d0 [ 431.607705][ T9702] get_tree_bdev_flags+0x48c/0x5c0 [ 431.612818][ T9702] ? __pfx_gfs2_fill_super+0x10/0x10 [ 431.618110][ T9702] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 431.623850][ T9702] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 431.629506][ T9702] gfs2_get_tree+0x54/0x220 [ 431.634041][ T9702] vfs_get_tree+0x90/0x2b0 [ 431.638466][ T9702] do_new_mount+0x2be/0xb40 [ 431.642988][ T9702] ? __pfx_do_new_mount+0x10/0x10 [ 431.648028][ T9702] __se_sys_mount+0x2d6/0x3c0 [ 431.652718][ T9702] ? __pfx___se_sys_mount+0x10/0x10 [ 431.658000][ T9702] ? exc_page_fault+0x590/0x8b0 [ 431.662855][ T9702] ? __x64_sys_mount+0x20/0xc0 [ 431.667613][ T9702] do_syscall_64+0xf3/0x230 [ 431.672213][ T9702] ? clear_bhb_loop+0x35/0x90 [ 431.676971][ T9702] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 431.683056][ T9702] RIP: 0033:0x7fd6f5d7e69a [ 431.687601][ T9702] 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 [ 431.707657][ T9702] RSP: 002b:00007fd6f6c2ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 431.716080][ T9702] RAX: ffffffffffffffda RBX: 00007fd6f6c2aef0 RCX: 00007fd6f5d7e69a [ 431.724055][ T9702] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fd6f6c2aeb0 [ 431.732156][ T9702] RBP: 00000000200124c0 R08: 00007fd6f6c2aef0 R09: 0000000000000000 [ 431.740132][ T9702] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 431.748198][ T9702] R13: 00007fd6f6c2aeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 431.756201][ T9702] [ 431.768742][ T9702] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 431.796201][ T9702] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 431.844245][ T9696] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 431.859112][ T9696] CPU: 1 UID: 0 PID: 9696 Comm: syz.1.558 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 431.869273][ T9696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 431.879452][ T9696] Call Trace: [ 431.883016][ T9696] [ 431.885987][ T9696] dump_stack_lvl+0x241/0x360 [ 431.890787][ T9696] ? __pfx_dump_stack_lvl+0x10/0x10 [ 431.896015][ T9696] ? __pfx__printk+0x10/0x10 [ 431.900641][ T9696] ? __kmalloc_cache_noprof+0x243/0x390 [ 431.906219][ T9696] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 431.911632][ T9696] sysfs_create_dir_ns+0x2ce/0x3a0 [ 431.916775][ T9696] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 431.922453][ T9696] kobject_add_internal+0x435/0x8d0 [ 431.927783][ T9696] kobject_init_and_add+0x124/0x190 [ 431.933185][ T9696] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 431.939167][ T9696] ? __pfx_kobject_init_and_add+0x10/0x10 [ 431.944905][ T9696] ? __init_swait_queue_head+0xae/0x150 [ 431.950463][ T9696] gfs2_sys_fs_add+0x23b/0x4a0 [ 431.955236][ T9696] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 431.960531][ T9696] ? __pfx_alloc_workqueue+0x10/0x10 [ 431.965818][ T9696] ? read_word_at_a_time+0xe/0x20 [ 431.970837][ T9696] ? sized_strscpy+0x9a/0x2b0 [ 431.975516][ T9696] gfs2_fill_super+0x11ee/0x24d0 [ 431.980644][ T9696] ? __pfx_gfs2_fill_super+0x10/0x10 [ 431.985936][ T9696] ? snprintf+0xda/0x120 [ 431.990180][ T9696] ? __pfx_lock_release+0x10/0x10 [ 431.995314][ T9696] ? do_raw_spin_lock+0x14f/0x370 [ 432.000341][ T9696] ? __pfx_snprintf+0x10/0x10 [ 432.005033][ T9696] ? sb_set_blocksize+0x98/0xf0 [ 432.009917][ T9696] ? setup_bdev_super+0x4e6/0x5d0 [ 432.014956][ T9696] get_tree_bdev_flags+0x48c/0x5c0 [ 432.020334][ T9696] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.025622][ T9696] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 432.031608][ T9696] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 432.037248][ T9696] gfs2_get_tree+0x54/0x220 [ 432.041757][ T9696] vfs_get_tree+0x90/0x2b0 [ 432.046181][ T9696] do_new_mount+0x2be/0xb40 [ 432.050694][ T9696] ? __pfx_do_new_mount+0x10/0x10 [ 432.055731][ T9696] __se_sys_mount+0x2d6/0x3c0 [ 432.060418][ T9696] ? __pfx___se_sys_mount+0x10/0x10 [ 432.065615][ T9696] ? exc_page_fault+0x590/0x8b0 [ 432.070556][ T9696] ? __x64_sys_mount+0x20/0xc0 [ 432.075319][ T9696] do_syscall_64+0xf3/0x230 [ 432.079840][ T9696] ? clear_bhb_loop+0x35/0x90 [ 432.084628][ T9696] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 432.090553][ T9696] RIP: 0033:0x7f2886d7e69a [ 432.095120][ T9696] 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 [ 432.114917][ T9696] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 432.123335][ T9696] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 432.131391][ T9696] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 432.139623][ T9696] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 432.147604][ T9696] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 432.155754][ T9696] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 432.164092][ T9696] [ 432.167303][ T9696] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. 2024/12/24 22:59:23 executed programs: 557 [ 432.215021][ T9696] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 432.305613][ T9698] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 432.362764][ T9698] CPU: 1 UID: 0 PID: 9698 Comm: syz.2.560 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 432.372901][ T9698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 432.383023][ T9698] Call Trace: [ 432.386329][ T9698] [ 432.389303][ T9698] dump_stack_lvl+0x241/0x360 [ 432.394031][ T9698] ? __pfx_dump_stack_lvl+0x10/0x10 [ 432.399467][ T9698] ? __pfx__printk+0x10/0x10 [ 432.404106][ T9698] ? __kmalloc_cache_noprof+0x243/0x390 [ 432.409681][ T9698] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 432.415007][ T9698] sysfs_create_dir_ns+0x2ce/0x3a0 [ 432.420166][ T9698] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 432.425370][ T9711] loop4: detected capacity change from 0 to 32768 [ 432.425848][ T9698] kobject_add_internal+0x435/0x8d0 [ 432.437600][ T9698] kobject_init_and_add+0x124/0x190 [ 432.442832][ T9698] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 432.448669][ T9698] ? __pfx_kobject_init_and_add+0x10/0x10 [ 432.454427][ T9698] ? __init_swait_queue_head+0xae/0x150 [ 432.460104][ T9698] gfs2_sys_fs_add+0x23b/0x4a0 [ 432.464984][ T9698] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 432.470387][ T9698] ? __pfx_alloc_workqueue+0x10/0x10 [ 432.475712][ T9698] ? read_word_at_a_time+0xe/0x20 [ 432.480930][ T9698] ? sized_strscpy+0x9a/0x2b0 [ 432.485805][ T9698] gfs2_fill_super+0x11ee/0x24d0 [ 432.490791][ T9698] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.496183][ T9698] ? snprintf+0xda/0x120 [ 432.500451][ T9698] ? __pfx_lock_release+0x10/0x10 [ 432.505503][ T9698] ? do_raw_spin_lock+0x14f/0x370 [ 432.510655][ T9698] ? __pfx_snprintf+0x10/0x10 [ 432.515457][ T9698] ? sb_set_blocksize+0x98/0xf0 [ 432.520524][ T9698] ? setup_bdev_super+0x4e6/0x5d0 [ 432.525599][ T9698] get_tree_bdev_flags+0x48c/0x5c0 [ 432.530749][ T9698] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.536073][ T9698] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 432.541746][ T9698] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 432.547418][ T9698] gfs2_get_tree+0x54/0x220 [ 432.551961][ T9698] vfs_get_tree+0x90/0x2b0 [ 432.556409][ T9698] do_new_mount+0x2be/0xb40 [ 432.560964][ T9698] ? __pfx_do_new_mount+0x10/0x10 [ 432.566025][ T9698] __se_sys_mount+0x2d6/0x3c0 [ 432.570725][ T9698] ? __pfx___se_sys_mount+0x10/0x10 [ 432.576117][ T9698] ? exc_page_fault+0x590/0x8b0 [ 432.581008][ T9698] ? __x64_sys_mount+0x20/0xc0 [ 432.585823][ T9698] do_syscall_64+0xf3/0x230 [ 432.590374][ T9698] ? clear_bhb_loop+0x35/0x90 [ 432.595177][ T9698] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 432.601109][ T9698] RIP: 0033:0x7f9645d7e69a [ 432.605634][ T9698] 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 [ 432.625269][ T9698] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 432.633731][ T9698] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 432.641732][ T9698] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 432.649859][ T9698] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 432.658047][ T9698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 432.666152][ T9698] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 432.674280][ T9698] [ 432.704634][ T9711] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 432.714480][ T9711] CPU: 0 UID: 0 PID: 9711 Comm: syz.4.561 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 432.724681][ T9711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 432.730907][ T9698] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 432.734825][ T9711] Call Trace: [ 432.734836][ T9711] [ 432.734845][ T9711] dump_stack_lvl+0x241/0x360 [ 432.748925][ T9698] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 432.752054][ T9711] ? __pfx_dump_stack_lvl+0x10/0x10 [ 432.771417][ T9711] ? __pfx__printk+0x10/0x10 [ 432.776055][ T9711] ? __kmalloc_cache_noprof+0x243/0x390 [ 432.781640][ T9711] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 432.786942][ T9711] sysfs_create_dir_ns+0x2ce/0x3a0 [ 432.792406][ T9711] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 432.798046][ T9711] kobject_add_internal+0x435/0x8d0 [ 432.803262][ T9711] kobject_init_and_add+0x124/0x190 [ 432.808470][ T9711] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 432.814276][ T9711] ? __pfx_kobject_init_and_add+0x10/0x10 [ 432.820005][ T9711] ? __init_swait_queue_head+0xae/0x150 [ 432.825738][ T9711] gfs2_sys_fs_add+0x23b/0x4a0 [ 432.830599][ T9711] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 432.835893][ T9711] ? __pfx_alloc_workqueue+0x10/0x10 [ 432.841240][ T9711] ? read_word_at_a_time+0xe/0x20 [ 432.846269][ T9711] ? sized_strscpy+0x9a/0x2b0 [ 432.850947][ T9711] gfs2_fill_super+0x11ee/0x24d0 [ 432.856076][ T9711] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.861360][ T9711] ? snprintf+0xda/0x120 [ 432.865611][ T9711] ? __pfx_lock_release+0x10/0x10 [ 432.870723][ T9711] ? do_raw_spin_lock+0x14f/0x370 [ 432.875842][ T9711] ? __pfx_snprintf+0x10/0x10 [ 432.880527][ T9711] ? sb_set_blocksize+0x98/0xf0 [ 432.885398][ T9711] ? setup_bdev_super+0x4e6/0x5d0 [ 432.890434][ T9711] get_tree_bdev_flags+0x48c/0x5c0 [ 432.895635][ T9711] ? __pfx_gfs2_fill_super+0x10/0x10 [ 432.900924][ T9711] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 432.906559][ T9711] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 432.912282][ T9711] gfs2_get_tree+0x54/0x220 [ 432.917230][ T9711] vfs_get_tree+0x90/0x2b0 [ 432.921735][ T9711] do_new_mount+0x2be/0xb40 [ 432.926250][ T9711] ? __pfx_do_new_mount+0x10/0x10 [ 432.931289][ T9711] __se_sys_mount+0x2d6/0x3c0 [ 432.935963][ T9711] ? __pfx___se_sys_mount+0x10/0x10 [ 432.941328][ T9711] ? exc_page_fault+0x590/0x8b0 [ 432.946182][ T9711] ? __x64_sys_mount+0x20/0xc0 [ 432.950944][ T9711] do_syscall_64+0xf3/0x230 [ 432.955886][ T9711] ? clear_bhb_loop+0x35/0x90 [ 432.960562][ T9711] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 432.966457][ T9711] RIP: 0033:0x7efd1b97e69a [ 432.970872][ T9711] 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 [ 432.990570][ T9711] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 432.999166][ T9711] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 433.007181][ T9711] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 433.015193][ T9711] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 433.023327][ T9711] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 433.031300][ T9711] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 433.039286][ T9711] [ 433.067860][ T9711] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 433.154793][ T9711] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 434.339127][ T9720] loop3: detected capacity change from 0 to 32768 [ 434.382154][ T9720] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 434.385012][ T9718] loop1: detected capacity change from 0 to 32768 [ 434.420792][ T9720] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 434.475839][ T9726] loop4: detected capacity change from 0 to 32768 [ 434.542862][ T9720] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 434.560238][ T6726] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 434.567289][ T6726] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 434.568198][ T9722] loop2: detected capacity change from 0 to 32768 [ 434.583255][ T9724] loop0: detected capacity change from 0 to 32768 [ 434.597295][ T9726] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 434.606293][ T9726] CPU: 0 UID: 0 PID: 9726 Comm: syz.4.566 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 434.616405][ T9726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 434.626668][ T9726] Call Trace: [ 434.630066][ T9726] [ 434.633025][ T9726] dump_stack_lvl+0x241/0x360 [ 434.637738][ T9726] ? __pfx_dump_stack_lvl+0x10/0x10 [ 434.643083][ T9726] ? __pfx__printk+0x10/0x10 [ 434.647802][ T9726] ? __kmalloc_cache_noprof+0x243/0x390 [ 434.653474][ T9726] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 434.658808][ T9726] sysfs_create_dir_ns+0x2ce/0x3a0 [ 434.661896][ T9718] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 434.663953][ T9726] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 434.677046][ T9726] kobject_add_internal+0x435/0x8d0 [ 434.682281][ T9726] kobject_init_and_add+0x124/0x190 [ 434.687586][ T9726] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 434.693506][ T9726] ? __pfx_kobject_init_and_add+0x10/0x10 [ 434.699243][ T9726] ? __init_swait_queue_head+0xae/0x150 [ 434.704805][ T9726] gfs2_sys_fs_add+0x23b/0x4a0 [ 434.709660][ T9726] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 434.715054][ T9726] ? __pfx_alloc_workqueue+0x10/0x10 [ 434.720368][ T9726] ? read_word_at_a_time+0xe/0x20 [ 434.725407][ T9726] ? sized_strscpy+0x9a/0x2b0 [ 434.730096][ T9726] gfs2_fill_super+0x11ee/0x24d0 [ 434.735060][ T9726] ? __pfx_gfs2_fill_super+0x10/0x10 [ 434.740347][ T9726] ? snprintf+0xda/0x120 [ 434.744595][ T9726] ? __pfx_lock_release+0x10/0x10 [ 434.749714][ T9726] ? do_raw_spin_lock+0x14f/0x370 [ 434.754807][ T9726] ? __pfx_snprintf+0x10/0x10 [ 434.759496][ T9726] ? sb_set_blocksize+0x98/0xf0 [ 434.764351][ T9726] ? setup_bdev_super+0x4e6/0x5d0 [ 434.769490][ T9726] get_tree_bdev_flags+0x48c/0x5c0 [ 434.774627][ T9726] ? __pfx_gfs2_fill_super+0x10/0x10 [ 434.780043][ T9726] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 434.785702][ T9726] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 434.791350][ T9726] gfs2_get_tree+0x54/0x220 [ 434.795867][ T9726] vfs_get_tree+0x90/0x2b0 [ 434.800296][ T9726] do_new_mount+0x2be/0xb40 [ 434.804820][ T9726] ? __pfx_do_new_mount+0x10/0x10 [ 434.809968][ T9726] __se_sys_mount+0x2d6/0x3c0 [ 434.814663][ T9726] ? __pfx___se_sys_mount+0x10/0x10 [ 434.819970][ T9726] ? exc_page_fault+0x590/0x8b0 [ 434.824838][ T9726] ? __x64_sys_mount+0x20/0xc0 [ 434.829788][ T9726] do_syscall_64+0xf3/0x230 [ 434.834475][ T9726] ? clear_bhb_loop+0x35/0x90 [ 434.839166][ T9726] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 434.845162][ T9726] RIP: 0033:0x7efd1b97e69a [ 434.849669][ T9726] 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 [ 434.869463][ T9726] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 434.877917][ T9726] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 434.885924][ T9726] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 434.894000][ T9726] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 434.901983][ T9726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 434.909971][ T9726] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 434.918062][ T9726] [ 434.925183][ T9726] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 434.943935][ T9718] CPU: 0 UID: 0 PID: 9718 Comm: syz.1.563 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 434.944015][ T9726] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 434.954019][ T9718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 434.954033][ T9718] Call Trace: [ 434.954041][ T9718] [ 434.954050][ T9718] dump_stack_lvl+0x241/0x360 [ 434.954082][ T9718] ? __pfx_dump_stack_lvl+0x10/0x10 [ 434.972703][ T9722] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 434.974012][ T9718] ? __pfx__printk+0x10/0x10 [ 434.974047][ T9718] ? __kmalloc_cache_noprof+0x243/0x390 [ 435.004497][ T9718] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 435.009978][ T9718] sysfs_create_dir_ns+0x2ce/0x3a0 [ 435.015193][ T9718] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 435.020855][ T9718] kobject_add_internal+0x435/0x8d0 [ 435.026162][ T9718] kobject_init_and_add+0x124/0x190 [ 435.031379][ T9718] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 435.037215][ T9718] ? __pfx_kobject_init_and_add+0x10/0x10 [ 435.042964][ T9718] ? __init_swait_queue_head+0xae/0x150 [ 435.048533][ T9718] gfs2_sys_fs_add+0x23b/0x4a0 [ 435.053325][ T9718] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 435.058622][ T9718] ? __pfx_alloc_workqueue+0x10/0x10 [ 435.064003][ T9718] ? read_word_at_a_time+0xe/0x20 [ 435.069038][ T9718] ? sized_strscpy+0x9a/0x2b0 [ 435.073834][ T9718] gfs2_fill_super+0x11ee/0x24d0 [ 435.079015][ T9718] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.084407][ T9718] ? snprintf+0xda/0x120 [ 435.088670][ T9718] ? __pfx_lock_release+0x10/0x10 [ 435.093699][ T9718] ? do_raw_spin_lock+0x14f/0x370 [ 435.098990][ T9718] ? __pfx_snprintf+0x10/0x10 [ 435.103732][ T9718] ? sb_set_blocksize+0x98/0xf0 [ 435.108613][ T9718] ? setup_bdev_super+0x4e6/0x5d0 [ 435.113661][ T9718] get_tree_bdev_flags+0x48c/0x5c0 [ 435.118797][ T9718] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.124186][ T9718] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 435.130007][ T9718] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 435.135656][ T9718] gfs2_get_tree+0x54/0x220 [ 435.140173][ T9718] vfs_get_tree+0x90/0x2b0 [ 435.144602][ T9718] do_new_mount+0x2be/0xb40 [ 435.149472][ T9718] ? __pfx_do_new_mount+0x10/0x10 [ 435.154504][ T9718] __se_sys_mount+0x2d6/0x3c0 [ 435.159181][ T9718] ? __pfx___se_sys_mount+0x10/0x10 [ 435.164379][ T9718] ? exc_page_fault+0x590/0x8b0 [ 435.169239][ T9718] ? __x64_sys_mount+0x20/0xc0 [ 435.174003][ T9718] do_syscall_64+0xf3/0x230 [ 435.178509][ T9718] ? clear_bhb_loop+0x35/0x90 [ 435.183186][ T9718] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 435.189115][ T9718] RIP: 0033:0x7f2886d7e69a [ 435.193646][ T9718] 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 [ 435.213270][ T9718] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 435.221812][ T9718] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 435.229889][ T9718] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 435.237955][ T9718] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 435.246017][ T9718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 435.253987][ T9718] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 435.262054][ T9718] [ 435.272252][ T9722] CPU: 0 UID: 0 PID: 9722 Comm: syz.2.565 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 435.282379][ T9722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 435.292611][ T9722] Call Trace: [ 435.295980][ T9722] [ 435.298914][ T9722] dump_stack_lvl+0x241/0x360 [ 435.303609][ T9722] ? __pfx_dump_stack_lvl+0x10/0x10 [ 435.308987][ T9722] ? __pfx__printk+0x10/0x10 [ 435.313659][ T9722] ? __kmalloc_cache_noprof+0x243/0x390 [ 435.319200][ T9722] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 435.324491][ T9722] sysfs_create_dir_ns+0x2ce/0x3a0 [ 435.329608][ T9722] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 435.335341][ T9722] kobject_add_internal+0x435/0x8d0 [ 435.340635][ T9722] kobject_init_and_add+0x124/0x190 [ 435.345851][ T9722] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 435.351659][ T9722] ? __pfx_kobject_init_and_add+0x10/0x10 [ 435.357412][ T9722] ? __init_swait_queue_head+0xae/0x150 [ 435.362964][ T9722] gfs2_sys_fs_add+0x23b/0x4a0 [ 435.367728][ T9722] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 435.373111][ T9722] ? __pfx_alloc_workqueue+0x10/0x10 [ 435.378417][ T9722] ? read_word_at_a_time+0xe/0x20 [ 435.383528][ T9722] ? sized_strscpy+0x9a/0x2b0 [ 435.388379][ T9722] gfs2_fill_super+0x11ee/0x24d0 [ 435.393332][ T9722] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.398614][ T9722] ? snprintf+0xda/0x120 [ 435.402865][ T9722] ? __pfx_lock_release+0x10/0x10 [ 435.407939][ T9722] ? do_raw_spin_lock+0x14f/0x370 [ 435.412966][ T9722] ? __pfx_snprintf+0x10/0x10 [ 435.417645][ T9722] ? sb_set_blocksize+0x98/0xf0 [ 435.422493][ T9722] ? setup_bdev_super+0x4e6/0x5d0 [ 435.427534][ T9722] get_tree_bdev_flags+0x48c/0x5c0 [ 435.432693][ T9722] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.438508][ T9722] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 435.444147][ T9722] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 435.449938][ T9722] gfs2_get_tree+0x54/0x220 [ 435.454446][ T9722] vfs_get_tree+0x90/0x2b0 [ 435.458865][ T9722] do_new_mount+0x2be/0xb40 [ 435.463404][ T9722] ? __pfx_do_new_mount+0x10/0x10 [ 435.468449][ T9722] __se_sys_mount+0x2d6/0x3c0 [ 435.473139][ T9722] ? __pfx___se_sys_mount+0x10/0x10 [ 435.478351][ T9722] ? exc_page_fault+0x590/0x8b0 [ 435.483222][ T9722] ? __x64_sys_mount+0x20/0xc0 [ 435.488083][ T9722] do_syscall_64+0xf3/0x230 [ 435.492600][ T9722] ? clear_bhb_loop+0x35/0x90 [ 435.497280][ T9722] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 435.503177][ T9722] RIP: 0033:0x7f9645d7e69a [ 435.507683][ T9722] 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 [ 435.527647][ T9722] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 435.536073][ T9722] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 435.544049][ T9722] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 435.552017][ T9722] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 435.559986][ T9722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 435.567958][ T9722] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 435.575962][ T9722] [ 435.579043][ T9718] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 435.596191][ T9718] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 435.603598][ T9722] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 435.617995][ T9722] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 435.619892][ T6726] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 1052ms [ 435.632850][ T6726] gfs2: fsid=syz:syz.0: jid=0: Done [ 435.642918][ T9720] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 435.658572][ T9724] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 435.668314][ T9724] CPU: 0 UID: 0 PID: 9724 Comm: syz.0.562 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 435.678428][ T9724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 435.688775][ T9724] Call Trace: [ 435.692079][ T9724] [ 435.695043][ T9724] dump_stack_lvl+0x241/0x360 [ 435.699764][ T9724] ? __pfx_dump_stack_lvl+0x10/0x10 [ 435.705001][ T9724] ? __pfx__printk+0x10/0x10 [ 435.709626][ T9724] ? __kmalloc_cache_noprof+0x243/0x390 [ 435.715211][ T9724] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 435.720538][ T9724] sysfs_create_dir_ns+0x2ce/0x3a0 [ 435.725775][ T9724] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 435.731455][ T9724] kobject_add_internal+0x435/0x8d0 [ 435.736694][ T9724] kobject_init_and_add+0x124/0x190 [ 435.742017][ T9724] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 435.748032][ T9724] ? __pfx_kobject_init_and_add+0x10/0x10 [ 435.753796][ T9724] ? __init_swait_queue_head+0xae/0x150 [ 435.759469][ T9724] gfs2_sys_fs_add+0x23b/0x4a0 [ 435.764272][ T9724] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 435.769597][ T9724] ? __pfx_alloc_workqueue+0x10/0x10 [ 435.774920][ T9724] ? read_word_at_a_time+0xe/0x20 [ 435.779976][ T9724] ? sized_strscpy+0x9a/0x2b0 [ 435.784686][ T9724] gfs2_fill_super+0x11ee/0x24d0 [ 435.789677][ T9724] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.795173][ T9724] ? snprintf+0xda/0x120 [ 435.799441][ T9724] ? __pfx_lock_release+0x10/0x10 [ 435.804489][ T9724] ? do_raw_spin_lock+0x14f/0x370 [ 435.809634][ T9724] ? __pfx_snprintf+0x10/0x10 [ 435.814349][ T9724] ? sb_set_blocksize+0x98/0xf0 [ 435.819230][ T9724] ? setup_bdev_super+0x4e6/0x5d0 [ 435.824377][ T9724] get_tree_bdev_flags+0x48c/0x5c0 [ 435.829631][ T9724] ? __pfx_gfs2_fill_super+0x10/0x10 [ 435.835138][ T9724] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 435.840814][ T9724] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 435.846494][ T9724] gfs2_get_tree+0x54/0x220 [ 435.851037][ T9724] vfs_get_tree+0x90/0x2b0 [ 435.855503][ T9724] do_new_mount+0x2be/0xb40 [ 435.860047][ T9724] ? __pfx_do_new_mount+0x10/0x10 [ 435.865237][ T9724] __se_sys_mount+0x2d6/0x3c0 [ 435.870039][ T9724] ? __pfx___se_sys_mount+0x10/0x10 [ 435.875272][ T9724] ? exc_page_fault+0x590/0x8b0 [ 435.880173][ T9724] ? __x64_sys_mount+0x20/0xc0 [ 435.884964][ T9724] do_syscall_64+0xf3/0x230 [ 435.889493][ T9724] ? clear_bhb_loop+0x35/0x90 [ 435.894278][ T9724] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 435.900238][ T9724] RIP: 0033:0x7f220437e69a [ 435.904677][ T9724] 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 [ 435.924741][ T9724] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 435.933190][ T9724] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 435.941280][ T9724] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 435.949369][ T9724] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 435.957366][ T9724] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 435.965447][ T9724] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 435.973551][ T9724] [ 436.035808][ T9724] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 436.063061][ T9724] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 437.247099][ T9740] loop1: detected capacity change from 0 to 32768 [ 437.259947][ T9744] loop4: detected capacity change from 0 to 32768 [ 437.301594][ T9740] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 437.349761][ T9740] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 437.384912][ T9744] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 437.392434][ T9744] CPU: 1 UID: 0 PID: 9744 Comm: syz.4.568 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 437.402735][ T9744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 437.412823][ T9744] Call Trace: [ 437.416126][ T9744] [ 437.419072][ T9744] dump_stack_lvl+0x241/0x360 [ 437.423779][ T9744] ? __pfx_dump_stack_lvl+0x10/0x10 [ 437.429024][ T9744] ? __pfx__printk+0x10/0x10 [ 437.433910][ T9744] ? __kmalloc_cache_noprof+0x243/0x390 [ 437.439477][ T9744] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 437.444778][ T9744] sysfs_create_dir_ns+0x2ce/0x3a0 [ 437.449897][ T9744] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 437.455547][ T9744] kobject_add_internal+0x435/0x8d0 [ 437.460776][ T9744] kobject_init_and_add+0x124/0x190 [ 437.466014][ T9744] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 437.471839][ T9744] ? __pfx_kobject_init_and_add+0x10/0x10 [ 437.477674][ T9744] ? __init_swait_queue_head+0xae/0x150 [ 437.483242][ T9744] gfs2_sys_fs_add+0x23b/0x4a0 [ 437.488102][ T9744] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 437.493483][ T9744] ? __pfx_alloc_workqueue+0x10/0x10 [ 437.498970][ T9744] ? read_word_at_a_time+0xe/0x20 [ 437.504028][ T9744] ? sized_strscpy+0x9a/0x2b0 [ 437.508891][ T9744] gfs2_fill_super+0x11ee/0x24d0 [ 437.513872][ T9744] ? __pfx_gfs2_fill_super+0x10/0x10 [ 437.519342][ T9744] ? snprintf+0xda/0x120 [ 437.523591][ T9744] ? __pfx_lock_release+0x10/0x10 [ 437.528615][ T9744] ? do_raw_spin_lock+0x14f/0x370 [ 437.533663][ T9744] ? __pfx_snprintf+0x10/0x10 [ 437.538349][ T9744] ? sb_set_blocksize+0x98/0xf0 [ 437.543206][ T9744] ? setup_bdev_super+0x4e6/0x5d0 [ 437.548235][ T9744] get_tree_bdev_flags+0x48c/0x5c0 [ 437.553350][ T9744] ? __pfx_gfs2_fill_super+0x10/0x10 [ 437.558642][ T9744] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 437.564274][ T9744] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 437.569918][ T9744] gfs2_get_tree+0x54/0x220 [ 437.574454][ T9744] vfs_get_tree+0x90/0x2b0 [ 437.578891][ T9744] do_new_mount+0x2be/0xb40 [ 437.583415][ T9744] ? __pfx_do_new_mount+0x10/0x10 [ 437.588460][ T9744] __se_sys_mount+0x2d6/0x3c0 [ 437.593146][ T9744] ? __pfx___se_sys_mount+0x10/0x10 [ 437.598345][ T9744] ? exc_page_fault+0x590/0x8b0 [ 437.603217][ T9744] ? __x64_sys_mount+0x20/0xc0 [ 437.608007][ T9744] do_syscall_64+0xf3/0x230 [ 437.612527][ T9744] ? clear_bhb_loop+0x35/0x90 [ 437.617210][ T9744] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 437.623110][ T9744] RIP: 0033:0x7efd1b97e69a [ 437.627529][ T9744] 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 [ 437.647174][ T9744] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 437.655619][ T9744] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 437.663613][ T9744] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 437.671676][ T9744] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 437.679678][ T9744] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 437.687771][ T9744] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 437.695848][ T9744] [ 437.721873][ T9742] loop2: detected capacity change from 0 to 32768 [ 437.785876][ T9746] loop0: detected capacity change from 0 to 32768 [ 437.799773][ T9744] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 437.804072][ T9740] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 437.836315][ T9742] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 437.843833][ T9742] CPU: 0 UID: 0 PID: 9742 Comm: syz.2.569 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 437.847114][ T9744] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 437.854135][ T9742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 437.870718][ T9742] Call Trace: [ 437.874023][ T9742] [ 437.876976][ T9742] dump_stack_lvl+0x241/0x360 [ 437.881733][ T9742] ? __pfx_dump_stack_lvl+0x10/0x10 [ 437.886964][ T9742] ? __pfx__printk+0x10/0x10 [ 437.891594][ T9742] ? __kmalloc_cache_noprof+0x243/0x390 [ 437.897174][ T9742] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 437.902596][ T9742] sysfs_create_dir_ns+0x2ce/0x3a0 [ 437.907742][ T9742] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 437.913559][ T9742] kobject_add_internal+0x435/0x8d0 [ 437.918888][ T9742] kobject_init_and_add+0x124/0x190 [ 437.924205][ T9742] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 437.930040][ T9742] ? __pfx_kobject_init_and_add+0x10/0x10 [ 437.935798][ T9742] ? __init_swait_queue_head+0xae/0x150 [ 437.940444][ T9748] loop3: detected capacity change from 0 to 32768 [ 437.941372][ T9742] gfs2_sys_fs_add+0x23b/0x4a0 [ 437.952563][ T9742] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 437.957893][ T9742] ? __pfx_alloc_workqueue+0x10/0x10 [ 437.963391][ T9742] ? read_word_at_a_time+0xe/0x20 [ 437.963827][ T9746] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 437.968506][ T9742] ? sized_strscpy+0x9a/0x2b0 [ 437.968533][ T9742] gfs2_fill_super+0x11ee/0x24d0 [ 437.968574][ T9742] ? __pfx_gfs2_fill_super+0x10/0x10 [ 437.968596][ T9742] ? snprintf+0xda/0x120 [ 437.968616][ T9742] ? __pfx_lock_release+0x10/0x10 [ 437.968633][ T9742] ? do_raw_spin_lock+0x14f/0x370 [ 437.968660][ T9742] ? __pfx_snprintf+0x10/0x10 [ 437.968688][ T9742] ? sb_set_blocksize+0x98/0xf0 [ 438.014958][ T9742] ? setup_bdev_super+0x4e6/0x5d0 [ 438.020092][ T9742] get_tree_bdev_flags+0x48c/0x5c0 [ 438.025297][ T9742] ? __pfx_gfs2_fill_super+0x10/0x10 [ 438.030589][ T9742] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 438.036236][ T9742] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 438.041877][ T9742] gfs2_get_tree+0x54/0x220 [ 438.046394][ T9742] vfs_get_tree+0x90/0x2b0 [ 438.050829][ T9742] do_new_mount+0x2be/0xb40 [ 438.055337][ T9742] ? __pfx_do_new_mount+0x10/0x10 [ 438.060370][ T9742] __se_sys_mount+0x2d6/0x3c0 [ 438.065054][ T9742] ? __pfx___se_sys_mount+0x10/0x10 [ 438.070255][ T9742] ? exc_page_fault+0x590/0x8b0 [ 438.075108][ T9742] ? __x64_sys_mount+0x20/0xc0 [ 438.079873][ T9742] do_syscall_64+0xf3/0x230 [ 438.084403][ T9742] ? clear_bhb_loop+0x35/0x90 [ 438.089166][ T9742] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 438.095337][ T9742] RIP: 0033:0x7f9645d7e69a [ 438.099756][ T9742] 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 [ 438.119515][ T9742] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 438.128042][ T9742] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 438.136109][ T9742] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 438.144170][ T9742] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 438.152237][ T9742] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 438.160379][ T9742] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 438.168367][ T9742] [ 438.180513][ T6751] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 438.188141][ T6751] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 438.189775][ T9746] CPU: 0 UID: 0 PID: 9746 Comm: syz.0.571 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 438.205611][ T9746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 438.214851][ T9748] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 438.216110][ T9746] Call Trace: [ 438.216121][ T9746] [ 438.229762][ T9746] dump_stack_lvl+0x241/0x360 [ 438.234492][ T9746] ? __pfx_dump_stack_lvl+0x10/0x10 [ 438.239766][ T9746] ? __pfx__printk+0x10/0x10 [ 438.244584][ T9746] ? __kmalloc_cache_noprof+0x243/0x390 [ 438.250160][ T9746] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 438.255481][ T9746] sysfs_create_dir_ns+0x2ce/0x3a0 [ 438.260727][ T9746] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 438.266393][ T9746] kobject_add_internal+0x435/0x8d0 [ 438.271664][ T9746] kobject_init_and_add+0x124/0x190 [ 438.276881][ T9746] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 438.282730][ T9746] ? __pfx_kobject_init_and_add+0x10/0x10 [ 438.288583][ T9746] ? __init_swait_queue_head+0xae/0x150 [ 438.294153][ T9746] gfs2_sys_fs_add+0x23b/0x4a0 [ 438.298945][ T9746] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 438.304268][ T9746] ? __pfx_alloc_workqueue+0x10/0x10 [ 438.309576][ T9746] ? read_word_at_a_time+0xe/0x20 [ 438.314693][ T9746] ? sized_strscpy+0x9a/0x2b0 [ 438.319387][ T9746] gfs2_fill_super+0x11ee/0x24d0 [ 438.324369][ T9746] ? __pfx_gfs2_fill_super+0x10/0x10 [ 438.329673][ T9746] ? snprintf+0xda/0x120 [ 438.334191][ T9746] ? __pfx_lock_release+0x10/0x10 [ 438.339226][ T9746] ? do_raw_spin_lock+0x14f/0x370 [ 438.344369][ T9746] ? __pfx_snprintf+0x10/0x10 [ 438.349076][ T9746] ? sb_set_blocksize+0x98/0xf0 [ 438.354021][ T9746] ? setup_bdev_super+0x4e6/0x5d0 [ 438.359150][ T9746] get_tree_bdev_flags+0x48c/0x5c0 [ 438.364415][ T9746] ? __pfx_gfs2_fill_super+0x10/0x10 [ 438.369817][ T9746] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 438.375470][ T9746] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 438.381136][ T9746] gfs2_get_tree+0x54/0x220 [ 438.385660][ T9746] vfs_get_tree+0x90/0x2b0 [ 438.390272][ T9746] do_new_mount+0x2be/0xb40 [ 438.394801][ T9746] ? __pfx_do_new_mount+0x10/0x10 [ 438.399934][ T9746] __se_sys_mount+0x2d6/0x3c0 [ 438.404622][ T9746] ? __pfx___se_sys_mount+0x10/0x10 [ 438.409923][ T9746] ? exc_page_fault+0x590/0x8b0 [ 438.414809][ T9746] ? __x64_sys_mount+0x20/0xc0 [ 438.419673][ T9746] do_syscall_64+0xf3/0x230 [ 438.424189][ T9746] ? clear_bhb_loop+0x35/0x90 [ 438.428877][ T9746] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 438.434783][ T9746] RIP: 0033:0x7f220437e69a [ 438.439224][ T9746] 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 [ 438.459036][ T9746] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 438.467624][ T9746] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 438.475628][ T9746] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 438.483698][ T9746] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 438.491850][ T9746] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 438.499940][ T9746] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 438.508022][ T9746] [ 438.524481][ T9742] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 438.525652][ T9748] CPU: 0 UID: 0 PID: 9748 Comm: syz.3.570 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 438.548589][ T9748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 438.548806][ T9742] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 438.558740][ T9748] Call Trace: [ 438.558755][ T9748] [ 438.558764][ T9748] dump_stack_lvl+0x241/0x360 [ 438.558802][ T9748] ? __pfx_dump_stack_lvl+0x10/0x10 [ 438.581373][ T9748] ? __pfx__printk+0x10/0x10 [ 438.586077][ T9748] ? __kmalloc_cache_noprof+0x243/0x390 [ 438.591713][ T9748] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 438.597018][ T9748] sysfs_create_dir_ns+0x2ce/0x3a0 [ 438.602168][ T9748] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 438.607834][ T9748] kobject_add_internal+0x435/0x8d0 [ 438.613130][ T9748] kobject_init_and_add+0x124/0x190 [ 438.618335][ T9748] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 438.624145][ T9748] ? __pfx_kobject_init_and_add+0x10/0x10 [ 438.629869][ T9748] ? __init_swait_queue_head+0xae/0x150 [ 438.635422][ T9748] gfs2_sys_fs_add+0x23b/0x4a0 [ 438.640201][ T9748] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 438.645487][ T9748] ? __pfx_alloc_workqueue+0x10/0x10 [ 438.650770][ T9748] ? read_word_at_a_time+0xe/0x20 [ 438.655797][ T9748] ? sized_strscpy+0x9a/0x2b0 [ 438.660483][ T9748] gfs2_fill_super+0x11ee/0x24d0 [ 438.665609][ T9748] ? __pfx_gfs2_fill_super+0x10/0x10 [ 438.670894][ T9748] ? snprintf+0xda/0x120 [ 438.675137][ T9748] ? __pfx_lock_release+0x10/0x10 [ 438.680155][ T9748] ? do_raw_spin_lock+0x14f/0x370 [ 438.685268][ T9748] ? __pfx_snprintf+0x10/0x10 [ 438.689957][ T9748] ? sb_set_blocksize+0x98/0xf0 [ 438.694814][ T9748] ? setup_bdev_super+0x4e6/0x5d0 [ 438.700037][ T9748] get_tree_bdev_flags+0x48c/0x5c0 [ 438.705157][ T9748] ? __pfx_gfs2_fill_super+0x10/0x10 [ 438.710445][ T9748] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 438.716083][ T9748] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 438.721723][ T9748] gfs2_get_tree+0x54/0x220 [ 438.726233][ T9748] vfs_get_tree+0x90/0x2b0 [ 438.730658][ T9748] do_new_mount+0x2be/0xb40 [ 438.735176][ T9748] ? __pfx_do_new_mount+0x10/0x10 [ 438.740210][ T9748] __se_sys_mount+0x2d6/0x3c0 [ 438.744891][ T9748] ? __pfx___se_sys_mount+0x10/0x10 [ 438.750174][ T9748] ? exc_page_fault+0x590/0x8b0 [ 438.755029][ T9748] ? __x64_sys_mount+0x20/0xc0 [ 438.759798][ T9748] do_syscall_64+0xf3/0x230 [ 438.764309][ T9748] ? clear_bhb_loop+0x35/0x90 [ 438.769162][ T9748] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 438.775057][ T9748] RIP: 0033:0x7fd6f5d7e69a [ 438.779474][ T9748] 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 [ 438.799177][ T9748] RSP: 002b:00007fd6f6c2ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 438.807705][ T9748] RAX: ffffffffffffffda RBX: 00007fd6f6c2aef0 RCX: 00007fd6f5d7e69a [ 438.815778][ T9748] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fd6f6c2aeb0 [ 438.823931][ T9748] RBP: 00000000200124c0 R08: 00007fd6f6c2aef0 R09: 0000000000000000 [ 438.831997][ T9748] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 438.839976][ T9748] R13: 00007fd6f6c2aeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 438.847957][ T9748] [ 438.853490][ T6751] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 665ms [ 438.862019][ T6751] gfs2: fsid=syz:syz.0: jid=0: Done 2024/12/24 22:59:30 executed programs: 567 [ 438.882668][ T9748] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 438.896926][ T9748] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 438.912515][ T9746] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 438.920118][ T9740] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 438.935825][ T9746] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 439.872229][ T9760] loop4: detected capacity change from 0 to 32768 [ 439.974983][ T9760] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 439.982427][ T9760] CPU: 1 UID: 0 PID: 9760 Comm: syz.4.572 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 439.992529][ T9760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 440.002628][ T9760] Call Trace: [ 440.005936][ T9760] [ 440.008892][ T9760] dump_stack_lvl+0x241/0x360 [ 440.013706][ T9760] ? __pfx_dump_stack_lvl+0x10/0x10 [ 440.018937][ T9760] ? __pfx__printk+0x10/0x10 [ 440.023564][ T9760] ? __kmalloc_cache_noprof+0x243/0x390 [ 440.029135][ T9760] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 440.034463][ T9760] sysfs_create_dir_ns+0x2ce/0x3a0 [ 440.039617][ T9760] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 440.045295][ T9760] kobject_add_internal+0x435/0x8d0 [ 440.050533][ T9760] kobject_init_and_add+0x124/0x190 [ 440.055772][ T9760] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 440.061699][ T9760] ? __pfx_kobject_init_and_add+0x10/0x10 [ 440.067467][ T9760] ? __init_swait_queue_head+0xae/0x150 [ 440.073038][ T9760] gfs2_sys_fs_add+0x23b/0x4a0 [ 440.077808][ T9760] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 440.083186][ T9760] ? __pfx_alloc_workqueue+0x10/0x10 [ 440.088482][ T9760] ? read_word_at_a_time+0xe/0x20 [ 440.093514][ T9760] ? sized_strscpy+0x9a/0x2b0 [ 440.098196][ T9760] gfs2_fill_super+0x11ee/0x24d0 [ 440.103149][ T9760] ? __pfx_gfs2_fill_super+0x10/0x10 [ 440.108434][ T9760] ? snprintf+0xda/0x120 [ 440.112691][ T9760] ? __pfx_lock_release+0x10/0x10 [ 440.117719][ T9760] ? do_raw_spin_lock+0x14f/0x370 [ 440.122752][ T9760] ? __pfx_snprintf+0x10/0x10 [ 440.127519][ T9760] ? sb_set_blocksize+0x98/0xf0 [ 440.132376][ T9760] ? setup_bdev_super+0x4e6/0x5d0 [ 440.137464][ T9760] get_tree_bdev_flags+0x48c/0x5c0 [ 440.142616][ T9760] ? __pfx_gfs2_fill_super+0x10/0x10 [ 440.147997][ T9760] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 440.153728][ T9760] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 440.159366][ T9760] gfs2_get_tree+0x54/0x220 [ 440.164220][ T9760] vfs_get_tree+0x90/0x2b0 [ 440.168727][ T9760] do_new_mount+0x2be/0xb40 [ 440.173238][ T9760] ? __pfx_do_new_mount+0x10/0x10 [ 440.178271][ T9760] __se_sys_mount+0x2d6/0x3c0 [ 440.183066][ T9760] ? __pfx___se_sys_mount+0x10/0x10 [ 440.188388][ T9760] ? exc_page_fault+0x590/0x8b0 [ 440.193346][ T9760] ? __x64_sys_mount+0x20/0xc0 [ 440.198209][ T9760] do_syscall_64+0xf3/0x230 [ 440.202802][ T9760] ? clear_bhb_loop+0x35/0x90 [ 440.207569][ T9760] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 440.213476][ T9760] RIP: 0033:0x7efd1b97e69a [ 440.218001][ T9760] 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 [ 440.237714][ T9760] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 440.246340][ T9760] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 440.254322][ T9760] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 440.262297][ T9760] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 440.270273][ T9760] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 440.278330][ T9760] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 440.286444][ T9760] [ 440.292044][ T9760] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 440.306213][ T9760] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 440.550329][ T9767] loop3: detected capacity change from 0 to 32768 [ 440.743920][ T9768] loop0: detected capacity change from 0 to 32768 [ 440.758074][ T9772] loop1: detected capacity change from 0 to 32768 [ 440.766310][ T1294] ieee802154 phy0 wpan0: encryption failed: -22 [ 440.772684][ T1294] ieee802154 phy1 wpan1: encryption failed: -22 [ 440.835369][ T9762] loop2: detected capacity change from 0 to 32768 [ 440.867607][ T9767] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 440.867628][ T9772] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 440.867646][ T9772] CPU: 0 UID: 0 PID: 9772 Comm: syz.1.576 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 440.875949][ T9767] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 440.883241][ T9772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 440.910240][ T9772] Call Trace: [ 440.913521][ T9772] [ 440.916451][ T9772] dump_stack_lvl+0x241/0x360 [ 440.921140][ T9772] ? __pfx_dump_stack_lvl+0x10/0x10 [ 440.926515][ T9772] ? __pfx__printk+0x10/0x10 [ 440.931110][ T9772] ? __kmalloc_cache_noprof+0x243/0x390 [ 440.936656][ T9772] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 440.941944][ T9772] sysfs_create_dir_ns+0x2ce/0x3a0 [ 440.947060][ T9772] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 440.952699][ T9772] kobject_add_internal+0x435/0x8d0 [ 440.957904][ T9772] kobject_init_and_add+0x124/0x190 [ 440.963110][ T9772] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 440.969040][ T9772] ? __pfx_kobject_init_and_add+0x10/0x10 [ 440.974791][ T9772] ? __init_swait_queue_head+0xae/0x150 [ 440.980360][ T9772] gfs2_sys_fs_add+0x23b/0x4a0 [ 440.985211][ T9772] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 440.990584][ T9772] ? __pfx_alloc_workqueue+0x10/0x10 [ 440.995901][ T9772] ? read_word_at_a_time+0xe/0x20 [ 441.000952][ T9772] ? sized_strscpy+0x9a/0x2b0 [ 441.005650][ T9772] gfs2_fill_super+0x11ee/0x24d0 [ 441.010626][ T9772] ? __pfx_gfs2_fill_super+0x10/0x10 [ 441.016171][ T9772] ? snprintf+0xda/0x120 [ 441.020413][ T9772] ? __pfx_lock_release+0x10/0x10 [ 441.025440][ T9772] ? do_raw_spin_lock+0x14f/0x370 [ 441.030478][ T9772] ? __pfx_snprintf+0x10/0x10 [ 441.035261][ T9772] ? sb_set_blocksize+0x98/0xf0 [ 441.040131][ T9772] ? setup_bdev_super+0x4e6/0x5d0 [ 441.045167][ T9772] get_tree_bdev_flags+0x48c/0x5c0 [ 441.050371][ T9772] ? __pfx_gfs2_fill_super+0x10/0x10 [ 441.055747][ T9772] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 441.061482][ T9772] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 441.067299][ T9772] gfs2_get_tree+0x54/0x220 [ 441.071904][ T9772] vfs_get_tree+0x90/0x2b0 [ 441.076328][ T9772] do_new_mount+0x2be/0xb40 [ 441.081012][ T9772] ? __pfx_do_new_mount+0x10/0x10 [ 441.086131][ T9772] __se_sys_mount+0x2d6/0x3c0 [ 441.090898][ T9772] ? __pfx___se_sys_mount+0x10/0x10 [ 441.096100][ T9772] ? exc_page_fault+0x590/0x8b0 [ 441.100956][ T9772] ? __x64_sys_mount+0x20/0xc0 [ 441.105808][ T9772] do_syscall_64+0xf3/0x230 [ 441.110315][ T9772] ? clear_bhb_loop+0x35/0x90 [ 441.115076][ T9772] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 441.120970][ T9772] RIP: 0033:0x7f2886d7e69a [ 441.125383][ T9772] 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 [ 441.144986][ T9772] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 441.153403][ T9772] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 441.161372][ T9772] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 441.169358][ T9772] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 441.177422][ T9772] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 441.185390][ T9772] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 441.193456][ T9772] [ 441.273718][ T9767] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 441.284919][ T9768] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 441.289247][ T6751] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 441.292502][ T9768] CPU: 0 UID: 0 PID: 9768 Comm: syz.0.574 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 441.299357][ T6751] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 441.309536][ T9768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 441.309551][ T9768] Call Trace: [ 441.309561][ T9768] [ 441.329204][ T9772] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 441.329644][ T9768] dump_stack_lvl+0x241/0x360 [ 441.332569][ T9772] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 441.346512][ T9768] ? __pfx_dump_stack_lvl+0x10/0x10 [ 441.346537][ T9768] ? __pfx__printk+0x10/0x10 [ 441.346567][ T9768] ? __kmalloc_cache_noprof+0x243/0x390 [ 441.346585][ T9768] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 441.346611][ T9768] sysfs_create_dir_ns+0x2ce/0x3a0 [ 441.383730][ T9768] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 441.389670][ T9768] kobject_add_internal+0x435/0x8d0 [ 441.394996][ T9768] kobject_init_and_add+0x124/0x190 [ 441.400317][ T9768] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 441.406161][ T9768] ? __pfx_kobject_init_and_add+0x10/0x10 [ 441.412022][ T9768] ? __init_swait_queue_head+0xae/0x150 [ 441.417614][ T9768] gfs2_sys_fs_add+0x23b/0x4a0 [ 441.422415][ T9768] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 441.427829][ T9768] ? __pfx_alloc_workqueue+0x10/0x10 [ 441.433207][ T9768] ? read_word_at_a_time+0xe/0x20 [ 441.438291][ T9768] ? sized_strscpy+0x9a/0x2b0 [ 441.443004][ T9768] gfs2_fill_super+0x11ee/0x24d0 [ 441.447990][ T9768] ? __pfx_gfs2_fill_super+0x10/0x10 [ 441.453303][ T9768] ? snprintf+0xda/0x120 [ 441.457570][ T9768] ? __pfx_lock_release+0x10/0x10 [ 441.462617][ T9768] ? do_raw_spin_lock+0x14f/0x370 [ 441.467669][ T9768] ? __pfx_snprintf+0x10/0x10 [ 441.472377][ T9768] ? sb_set_blocksize+0x98/0xf0 [ 441.477257][ T9768] ? setup_bdev_super+0x4e6/0x5d0 [ 441.482398][ T9768] get_tree_bdev_flags+0x48c/0x5c0 [ 441.487717][ T9768] ? __pfx_gfs2_fill_super+0x10/0x10 [ 441.493118][ T9768] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 441.498798][ T9768] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 441.504482][ T9768] gfs2_get_tree+0x54/0x220 [ 441.509031][ T9768] vfs_get_tree+0x90/0x2b0 [ 441.513492][ T9768] do_new_mount+0x2be/0xb40 [ 441.518126][ T9768] ? __pfx_do_new_mount+0x10/0x10 [ 441.523286][ T9768] __se_sys_mount+0x2d6/0x3c0 [ 441.528086][ T9768] ? __pfx___se_sys_mount+0x10/0x10 [ 441.533311][ T9768] ? exc_page_fault+0x590/0x8b0 [ 441.538218][ T9768] ? __x64_sys_mount+0x20/0xc0 [ 441.543013][ T9768] do_syscall_64+0xf3/0x230 [ 441.547556][ T9768] ? clear_bhb_loop+0x35/0x90 [ 441.552356][ T9768] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 441.558543][ T9768] RIP: 0033:0x7f220437e69a [ 441.562983][ T9768] 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 [ 441.582842][ T9768] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 441.591476][ T9768] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 441.599486][ T9768] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 441.607583][ T9768] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 441.615590][ T9768] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 441.623690][ T9768] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 441.631808][ T9768] [ 441.649587][ T9768] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 441.663759][ T9768] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 441.671000][ T9762] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 441.713682][ T9778] loop4: detected capacity change from 0 to 32768 [ 441.752668][ T9762] CPU: 1 UID: 0 PID: 9762 Comm: syz.2.573 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 441.762980][ T9762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 441.773162][ T9762] Call Trace: [ 441.776468][ T9762] [ 441.779442][ T9762] dump_stack_lvl+0x241/0x360 [ 441.784239][ T9762] ? __pfx_dump_stack_lvl+0x10/0x10 [ 441.789476][ T9762] ? __pfx__printk+0x10/0x10 [ 441.794112][ T9762] ? __kmalloc_cache_noprof+0x243/0x390 [ 441.799697][ T9762] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 441.805020][ T9762] sysfs_create_dir_ns+0x2ce/0x3a0 [ 441.810261][ T9762] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 441.815939][ T9762] kobject_add_internal+0x435/0x8d0 [ 441.818483][ T9778] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 441.821323][ T9762] kobject_init_and_add+0x124/0x190 [ 441.833904][ T9762] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 441.839760][ T9762] ? __pfx_kobject_init_and_add+0x10/0x10 [ 441.845530][ T9762] ? __init_swait_queue_head+0xae/0x150 [ 441.851117][ T9762] gfs2_sys_fs_add+0x23b/0x4a0 [ 441.855914][ T9762] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 441.861236][ T9762] ? __pfx_alloc_workqueue+0x10/0x10 [ 441.866555][ T9762] ? read_word_at_a_time+0xe/0x20 [ 441.871606][ T9762] ? sized_strscpy+0x9a/0x2b0 [ 441.876309][ T9762] gfs2_fill_super+0x11ee/0x24d0 [ 441.881290][ T9762] ? __pfx_gfs2_fill_super+0x10/0x10 [ 441.886606][ T9762] ? snprintf+0xda/0x120 [ 441.890882][ T9762] ? __pfx_lock_release+0x10/0x10 [ 441.895996][ T9762] ? do_raw_spin_lock+0x14f/0x370 [ 441.901064][ T9762] ? __pfx_snprintf+0x10/0x10 [ 441.905769][ T9762] ? sb_set_blocksize+0x98/0xf0 [ 441.910641][ T9762] ? setup_bdev_super+0x4e6/0x5d0 [ 441.915686][ T9762] get_tree_bdev_flags+0x48c/0x5c0 [ 441.920913][ T9762] ? __pfx_gfs2_fill_super+0x10/0x10 [ 441.926310][ T9762] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 441.931975][ T9762] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 441.937643][ T9762] gfs2_get_tree+0x54/0x220 [ 441.942267][ T9762] vfs_get_tree+0x90/0x2b0 [ 441.946811][ T9762] do_new_mount+0x2be/0xb40 [ 441.951348][ T9762] ? __pfx_do_new_mount+0x10/0x10 [ 441.956405][ T9762] __se_sys_mount+0x2d6/0x3c0 [ 441.961115][ T9762] ? __pfx___se_sys_mount+0x10/0x10 [ 441.966330][ T9762] ? exc_page_fault+0x590/0x8b0 [ 441.971253][ T9762] ? __x64_sys_mount+0x20/0xc0 [ 441.976244][ T9762] do_syscall_64+0xf3/0x230 [ 441.980786][ T9762] ? clear_bhb_loop+0x35/0x90 [ 441.985492][ T9762] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 441.991415][ T9762] RIP: 0033:0x7f9645d7e69a [ 441.995889][ T9762] 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 [ 442.015606][ T9762] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 442.024232][ T9762] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 442.032413][ T9762] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 442.040519][ T9762] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 442.048605][ T9762] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 442.056617][ T9762] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 442.064645][ T9762] [ 442.084848][ T9762] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 442.099173][ T9762] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 442.107469][ T9778] CPU: 1 UID: 0 PID: 9778 Comm: syz.4.577 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 442.117588][ T9778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 442.127677][ T9778] Call Trace: [ 442.130984][ T9778] [ 442.133938][ T9778] dump_stack_lvl+0x241/0x360 [ 442.138653][ T9778] ? __pfx_dump_stack_lvl+0x10/0x10 [ 442.143884][ T9778] ? __pfx__printk+0x10/0x10 [ 442.148945][ T9778] ? __kmalloc_cache_noprof+0x243/0x390 [ 442.154874][ T9778] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 442.160201][ T9778] sysfs_create_dir_ns+0x2ce/0x3a0 [ 442.165393][ T9778] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 442.171163][ T9778] kobject_add_internal+0x435/0x8d0 [ 442.176480][ T9778] kobject_init_and_add+0x124/0x190 [ 442.181690][ T9778] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 442.187687][ T9778] ? __pfx_kobject_init_and_add+0x10/0x10 [ 442.193513][ T9778] ? __init_swait_queue_head+0xae/0x150 [ 442.199077][ T9778] gfs2_sys_fs_add+0x23b/0x4a0 [ 442.203846][ T9778] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 442.209136][ T9778] ? __pfx_alloc_workqueue+0x10/0x10 [ 442.214442][ T9778] ? read_word_at_a_time+0xe/0x20 [ 442.219471][ T9778] ? sized_strscpy+0x9a/0x2b0 [ 442.224148][ T9778] gfs2_fill_super+0x11ee/0x24d0 [ 442.229130][ T9778] ? __pfx_gfs2_fill_super+0x10/0x10 [ 442.234422][ T9778] ? snprintf+0xda/0x120 [ 442.238780][ T9778] ? __pfx_lock_release+0x10/0x10 [ 442.243995][ T9778] ? do_raw_spin_lock+0x14f/0x370 [ 442.249045][ T9778] ? __pfx_snprintf+0x10/0x10 [ 442.253737][ T9778] ? sb_set_blocksize+0x98/0xf0 [ 442.258594][ T9778] ? setup_bdev_super+0x4e6/0x5d0 [ 442.263624][ T9778] get_tree_bdev_flags+0x48c/0x5c0 [ 442.268746][ T9778] ? __pfx_gfs2_fill_super+0x10/0x10 [ 442.274037][ T9778] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 442.279674][ T9778] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 442.285310][ T9778] gfs2_get_tree+0x54/0x220 [ 442.289821][ T9778] vfs_get_tree+0x90/0x2b0 [ 442.294330][ T9778] do_new_mount+0x2be/0xb40 [ 442.298851][ T9778] ? __pfx_do_new_mount+0x10/0x10 [ 442.303890][ T9778] __se_sys_mount+0x2d6/0x3c0 [ 442.308569][ T9778] ? __pfx___se_sys_mount+0x10/0x10 [ 442.313765][ T9778] ? exc_page_fault+0x590/0x8b0 [ 442.318628][ T9778] ? __x64_sys_mount+0x20/0xc0 [ 442.323390][ T9778] do_syscall_64+0xf3/0x230 [ 442.327899][ T9778] ? clear_bhb_loop+0x35/0x90 [ 442.332662][ T9778] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 442.338555][ T9778] RIP: 0033:0x7efd1b97e69a [ 442.342969][ T9778] 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 [ 442.362576][ T9778] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 442.371084][ T9778] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 442.379275][ T9778] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 442.387350][ T9778] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 442.395419][ T9778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 442.403397][ T9778] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 442.411387][ T9778] [ 442.449147][ T9778] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 442.455556][ T6751] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 1156ms [ 442.469021][ T9778] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 442.470926][ T6751] gfs2: fsid=syz:syz.0: jid=0: Done [ 442.493736][ T9767] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 442.617966][ T9767] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 443.286988][ T9786] loop0: detected capacity change from 0 to 32768 [ 443.581460][ T9792] loop4: detected capacity change from 0 to 32768 [ 443.605893][ T9786] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 443.655769][ T9792] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 443.663374][ T9792] CPU: 0 UID: 0 PID: 9792 Comm: syz.4.581 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 443.673636][ T9792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 443.683892][ T9792] Call Trace: [ 443.687191][ T9792] [ 443.690152][ T9792] dump_stack_lvl+0x241/0x360 [ 443.695123][ T9792] ? __pfx_dump_stack_lvl+0x10/0x10 [ 443.700366][ T9792] ? __pfx__printk+0x10/0x10 [ 443.704987][ T9792] ? __kmalloc_cache_noprof+0x243/0x390 [ 443.710638][ T9792] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 443.715009][ T9786] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 443.715959][ T9792] sysfs_create_dir_ns+0x2ce/0x3a0 [ 443.728030][ T9792] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 443.733681][ T9792] kobject_add_internal+0x435/0x8d0 [ 443.738885][ T9792] kobject_init_and_add+0x124/0x190 [ 443.744099][ T9792] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 443.749910][ T9792] ? __pfx_kobject_init_and_add+0x10/0x10 [ 443.755647][ T9792] ? __init_swait_queue_head+0xae/0x150 [ 443.761204][ T9792] gfs2_sys_fs_add+0x23b/0x4a0 [ 443.765976][ T9792] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 443.771300][ T9792] ? __pfx_alloc_workqueue+0x10/0x10 [ 443.776592][ T9792] ? read_word_at_a_time+0xe/0x20 [ 443.781617][ T9792] ? sized_strscpy+0x9a/0x2b0 [ 443.786660][ T9792] gfs2_fill_super+0x11ee/0x24d0 [ 443.791614][ T9792] ? __pfx_gfs2_fill_super+0x10/0x10 [ 443.797081][ T9792] ? snprintf+0xda/0x120 [ 443.801406][ T9792] ? __pfx_lock_release+0x10/0x10 [ 443.806514][ T9792] ? do_raw_spin_lock+0x14f/0x370 [ 443.811547][ T9792] ? __pfx_snprintf+0x10/0x10 [ 443.816232][ T9792] ? sb_set_blocksize+0x98/0xf0 [ 443.821168][ T9792] ? setup_bdev_super+0x4e6/0x5d0 [ 443.826203][ T9792] get_tree_bdev_flags+0x48c/0x5c0 [ 443.831345][ T9792] ? __pfx_gfs2_fill_super+0x10/0x10 [ 443.836717][ T9792] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 443.842444][ T9792] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 443.848085][ T9792] gfs2_get_tree+0x54/0x220 [ 443.852590][ T9792] vfs_get_tree+0x90/0x2b0 [ 443.857006][ T9792] do_new_mount+0x2be/0xb40 [ 443.861513][ T9792] ? __pfx_do_new_mount+0x10/0x10 [ 443.866544][ T9792] __se_sys_mount+0x2d6/0x3c0 [ 443.871312][ T9792] ? __pfx___se_sys_mount+0x10/0x10 [ 443.876526][ T9792] ? exc_page_fault+0x590/0x8b0 [ 443.881423][ T9792] ? __x64_sys_mount+0x20/0xc0 [ 443.886183][ T9792] do_syscall_64+0xf3/0x230 [ 443.890691][ T9792] ? clear_bhb_loop+0x35/0x90 [ 443.895364][ T9792] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 443.901288][ T9792] RIP: 0033:0x7efd1b97e69a [ 443.905707][ T9792] 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 [ 443.925935][ T9792] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 443.934709][ T9792] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 443.942702][ T9792] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 443.950721][ T9792] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 443.958685][ T9792] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 443.966654][ T9792] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 443.974726][ T9792] [ 443.994938][ T9792] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 444.021257][ T9793] loop2: detected capacity change from 0 to 32768 [ 444.033042][ T9792] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 444.063812][ T9786] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 444.126140][ T9788] loop1: detected capacity change from 0 to 32768 [ 444.170676][ T9793] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 444.205176][ T9793] CPU: 1 UID: 0 PID: 9793 Comm: syz.2.580 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 444.215327][ T9793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 444.225418][ T9793] Call Trace: [ 444.228713][ T9793] [ 444.231661][ T9793] dump_stack_lvl+0x241/0x360 [ 444.236378][ T9793] ? __pfx_dump_stack_lvl+0x10/0x10 [ 444.241606][ T9793] ? __pfx__printk+0x10/0x10 [ 444.246234][ T9793] ? __kmalloc_cache_noprof+0x243/0x390 [ 444.251798][ T9793] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 444.257115][ T9793] sysfs_create_dir_ns+0x2ce/0x3a0 [ 444.262255][ T9793] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 444.267925][ T9793] kobject_add_internal+0x435/0x8d0 [ 444.273163][ T9793] kobject_init_and_add+0x124/0x190 [ 444.278405][ T9793] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 444.284329][ T9793] ? __pfx_kobject_init_and_add+0x10/0x10 [ 444.290083][ T9793] ? __init_swait_queue_head+0xae/0x150 [ 444.295837][ T9793] gfs2_sys_fs_add+0x23b/0x4a0 [ 444.300624][ T9793] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 444.305945][ T9793] ? __pfx_alloc_workqueue+0x10/0x10 [ 444.311258][ T9793] ? read_word_at_a_time+0xe/0x20 [ 444.316183][ T9795] loop3: detected capacity change from 0 to 32768 [ 444.316282][ T9793] ? sized_strscpy+0x9a/0x2b0 [ 444.327404][ T9793] gfs2_fill_super+0x11ee/0x24d0 [ 444.329021][ T8] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 444.332368][ T9793] ? __pfx_gfs2_fill_super+0x10/0x10 [ 444.340192][ T8] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 444.344449][ T9793] ? snprintf+0xda/0x120 [ 444.355390][ T9793] ? __pfx_lock_release+0x10/0x10 [ 444.360483][ T9793] ? do_raw_spin_lock+0x14f/0x370 [ 444.365545][ T9793] ? __pfx_snprintf+0x10/0x10 [ 444.370262][ T9793] ? sb_set_blocksize+0x98/0xf0 [ 444.375146][ T9793] ? setup_bdev_super+0x4e6/0x5d0 [ 444.380222][ T9793] get_tree_bdev_flags+0x48c/0x5c0 [ 444.385368][ T9793] ? __pfx_gfs2_fill_super+0x10/0x10 [ 444.390688][ T9793] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 444.396363][ T9793] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 444.402122][ T9793] gfs2_get_tree+0x54/0x220 [ 444.406673][ T9793] vfs_get_tree+0x90/0x2b0 [ 444.411120][ T9793] do_new_mount+0x2be/0xb40 [ 444.415665][ T9793] ? __pfx_do_new_mount+0x10/0x10 [ 444.420743][ T9793] __se_sys_mount+0x2d6/0x3c0 [ 444.425464][ T9793] ? __pfx___se_sys_mount+0x10/0x10 [ 444.430696][ T9793] ? exc_page_fault+0x590/0x8b0 [ 444.435586][ T9793] ? __x64_sys_mount+0x20/0xc0 [ 444.440390][ T9793] do_syscall_64+0xf3/0x230 [ 444.444934][ T9793] ? clear_bhb_loop+0x35/0x90 [ 444.449650][ T9793] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 444.455585][ T9793] RIP: 0033:0x7f9645d7e69a [ 444.460033][ T9793] 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 [ 444.479774][ T9793] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 444.488325][ T9793] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 444.496619][ T9793] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 444.504640][ T9793] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 444.512904][ T9793] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 2024/12/24 22:59:35 executed programs: 578 [ 444.516072][ T9788] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 444.521020][ T9793] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 444.536481][ T9793] [ 444.539529][ T9788] CPU: 0 UID: 0 PID: 9788 Comm: syz.1.579 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 444.549808][ T9788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 444.560177][ T9788] Call Trace: [ 444.563551][ T9788] [ 444.566482][ T9788] dump_stack_lvl+0x241/0x360 [ 444.571256][ T9788] ? __pfx_dump_stack_lvl+0x10/0x10 [ 444.576466][ T9788] ? __pfx__printk+0x10/0x10 [ 444.581148][ T9788] ? __kmalloc_cache_noprof+0x243/0x390 [ 444.586782][ T9788] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 444.592081][ T9788] sysfs_create_dir_ns+0x2ce/0x3a0 [ 444.597201][ T9788] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 444.602842][ T9788] kobject_add_internal+0x435/0x8d0 [ 444.608083][ T9788] kobject_init_and_add+0x124/0x190 [ 444.613316][ T9788] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 444.619146][ T9788] ? __pfx_kobject_init_and_add+0x10/0x10 [ 444.624947][ T9788] ? __init_swait_queue_head+0xae/0x150 [ 444.630613][ T9788] gfs2_sys_fs_add+0x23b/0x4a0 [ 444.635383][ T9788] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 444.640726][ T9788] ? __pfx_alloc_workqueue+0x10/0x10 [ 444.646024][ T9788] ? read_word_at_a_time+0xe/0x20 [ 444.651050][ T9788] ? sized_strscpy+0x9a/0x2b0 [ 444.655725][ T9788] gfs2_fill_super+0x11ee/0x24d0 [ 444.660677][ T9788] ? __pfx_gfs2_fill_super+0x10/0x10 [ 444.666219][ T9788] ? snprintf+0xda/0x120 [ 444.670548][ T9788] ? __pfx_lock_release+0x10/0x10 [ 444.675577][ T9788] ? do_raw_spin_lock+0x14f/0x370 [ 444.680636][ T9788] ? __pfx_snprintf+0x10/0x10 [ 444.685374][ T9788] ? sb_set_blocksize+0x98/0xf0 [ 444.690326][ T9788] ? setup_bdev_super+0x4e6/0x5d0 [ 444.695451][ T9788] get_tree_bdev_flags+0x48c/0x5c0 [ 444.700570][ T9788] ? __pfx_gfs2_fill_super+0x10/0x10 [ 444.705861][ T9788] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 444.711524][ T9788] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 444.717171][ T9788] gfs2_get_tree+0x54/0x220 [ 444.721854][ T9788] vfs_get_tree+0x90/0x2b0 [ 444.726274][ T9788] do_new_mount+0x2be/0xb40 [ 444.730786][ T9788] ? __pfx_do_new_mount+0x10/0x10 [ 444.735832][ T9788] __se_sys_mount+0x2d6/0x3c0 [ 444.740532][ T9788] ? __pfx___se_sys_mount+0x10/0x10 [ 444.745753][ T9788] ? exc_page_fault+0x590/0x8b0 [ 444.750639][ T9788] ? __x64_sys_mount+0x20/0xc0 [ 444.755419][ T9788] do_syscall_64+0xf3/0x230 [ 444.760019][ T9788] ? clear_bhb_loop+0x35/0x90 [ 444.764703][ T9788] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 444.770603][ T9788] RIP: 0033:0x7f2886d7e69a [ 444.775110][ T9788] 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 [ 444.794905][ T9788] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 444.803333][ T9788] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 444.811879][ T9788] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 444.819942][ T9788] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 444.828086][ T9788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 444.836059][ T9788] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 444.844044][ T9788] [ 444.848157][ T9793] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 444.866082][ T9788] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 444.881758][ T9788] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 444.886412][ T9793] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 444.908783][ T8] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 568ms [ 444.916553][ T8] gfs2: fsid=syz:syz.0: jid=0: Done [ 444.922067][ T9795] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 444.929818][ T9795] CPU: 0 UID: 0 PID: 9795 Comm: syz.3.582 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 444.940008][ T9795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 444.950100][ T9795] Call Trace: [ 444.953415][ T9795] [ 444.956370][ T9795] dump_stack_lvl+0x241/0x360 [ 444.961259][ T9795] ? __pfx_dump_stack_lvl+0x10/0x10 [ 444.966488][ T9795] ? __pfx__printk+0x10/0x10 [ 444.971291][ T9795] ? __kmalloc_cache_noprof+0x243/0x390 [ 444.976865][ T9795] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 444.982221][ T9795] sysfs_create_dir_ns+0x2ce/0x3a0 [ 444.985294][ T9786] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 444.987346][ T9795] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 444.987385][ T9795] kobject_add_internal+0x435/0x8d0 [ 445.005791][ T9795] kobject_init_and_add+0x124/0x190 [ 445.011141][ T9795] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 445.017162][ T9795] ? __pfx_kobject_init_and_add+0x10/0x10 [ 445.023103][ T9795] ? __init_swait_queue_head+0xae/0x150 [ 445.028696][ T9795] gfs2_sys_fs_add+0x23b/0x4a0 [ 445.033492][ T9795] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 445.038808][ T9795] ? __pfx_alloc_workqueue+0x10/0x10 [ 445.044278][ T9795] ? read_word_at_a_time+0xe/0x20 [ 445.049389][ T9795] ? sized_strscpy+0x9a/0x2b0 [ 445.054161][ T9795] gfs2_fill_super+0x11ee/0x24d0 [ 445.059209][ T9795] ? __pfx_gfs2_fill_super+0x10/0x10 [ 445.064503][ T9795] ? snprintf+0xda/0x120 [ 445.068749][ T9795] ? __pfx_lock_release+0x10/0x10 [ 445.073769][ T9795] ? do_raw_spin_lock+0x14f/0x370 [ 445.078799][ T9795] ? __pfx_snprintf+0x10/0x10 [ 445.083480][ T9795] ? sb_set_blocksize+0x98/0xf0 [ 445.088334][ T9795] ? setup_bdev_super+0x4e6/0x5d0 [ 445.093374][ T9795] get_tree_bdev_flags+0x48c/0x5c0 [ 445.098571][ T9795] ? __pfx_gfs2_fill_super+0x10/0x10 [ 445.103855][ T9795] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 445.109491][ T9795] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 445.115134][ T9795] gfs2_get_tree+0x54/0x220 [ 445.119641][ T9795] vfs_get_tree+0x90/0x2b0 [ 445.124238][ T9795] do_new_mount+0x2be/0xb40 [ 445.128745][ T9795] ? __pfx_do_new_mount+0x10/0x10 [ 445.134040][ T9795] __se_sys_mount+0x2d6/0x3c0 [ 445.138808][ T9795] ? __pfx___se_sys_mount+0x10/0x10 [ 445.144100][ T9795] ? exc_page_fault+0x590/0x8b0 [ 445.148964][ T9795] ? __x64_sys_mount+0x20/0xc0 [ 445.153726][ T9795] do_syscall_64+0xf3/0x230 [ 445.158239][ T9795] ? clear_bhb_loop+0x35/0x90 [ 445.162918][ T9795] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 445.168993][ T9795] RIP: 0033:0x7fd6f5d7e69a [ 445.173419][ T9795] 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 [ 445.193201][ T9795] RSP: 002b:00007fd6f6c2ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 445.201965][ T9795] RAX: ffffffffffffffda RBX: 00007fd6f6c2aef0 RCX: 00007fd6f5d7e69a [ 445.209938][ T9795] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007fd6f6c2aeb0 [ 445.217909][ T9795] RBP: 00000000200124c0 R08: 00007fd6f6c2aef0 R09: 0000000000000000 [ 445.226056][ T9795] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 445.234037][ T9795] R13: 00007fd6f6c2aeb0 R14: 00000000000124e5 R15: 0000000020000240 [ 445.242115][ T9795] [ 445.246097][ T9795] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 445.261469][ T9795] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 445.273187][ T9786] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 445.590214][ T9804] loop4: detected capacity change from 0 to 32768 [ 445.761136][ T9804] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 445.769579][ T9804] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 445.790630][ T9804] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 445.813452][ T119] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 445.820639][ T119] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 445.889617][ T119] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 68ms [ 445.897891][ T119] gfs2: fsid=syz:syz.0: jid=0: Done [ 445.903165][ T9804] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 446.733741][ T9813] loop3: detected capacity change from 0 to 32768 [ 446.789673][ T9813] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 446.799759][ T9813] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 446.881301][ T9813] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 446.891223][ T51] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 446.899398][ T51] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 447.012092][ T51] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 112ms [ 447.040476][ T51] gfs2: fsid=syz:syz.0: jid=0: Done [ 447.060698][ T9813] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 447.334111][ T9825] loop4: detected capacity change from 0 to 32768 [ 447.391712][ T9825] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 447.402327][ T9815] loop2: detected capacity change from 0 to 32768 [ 447.412154][ T9825] CPU: 0 UID: 0 PID: 9825 Comm: syz.4.588 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 447.422269][ T9825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 447.432352][ T9825] Call Trace: [ 447.435673][ T9825] [ 447.438631][ T9825] dump_stack_lvl+0x241/0x360 [ 447.443339][ T9825] ? __pfx_dump_stack_lvl+0x10/0x10 [ 447.448561][ T9825] ? __pfx__printk+0x10/0x10 [ 447.451566][ T9818] loop1: detected capacity change from 0 to 32768 [ 447.453171][ T9825] ? __kmalloc_cache_noprof+0x243/0x390 [ 447.465314][ T9825] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 447.470643][ T9825] sysfs_create_dir_ns+0x2ce/0x3a0 [ 447.475788][ T9825] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 447.481458][ T9825] kobject_add_internal+0x435/0x8d0 [ 447.486708][ T9825] kobject_init_and_add+0x124/0x190 [ 447.491947][ T9825] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 447.497783][ T9825] ? __pfx_kobject_init_and_add+0x10/0x10 [ 447.503533][ T9825] ? __init_swait_queue_head+0xae/0x150 [ 447.509088][ T9825] gfs2_sys_fs_add+0x23b/0x4a0 [ 447.513950][ T9825] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 447.519340][ T9825] ? __pfx_alloc_workqueue+0x10/0x10 [ 447.524721][ T9825] ? read_word_at_a_time+0xe/0x20 [ 447.529748][ T9825] ? sized_strscpy+0x9a/0x2b0 [ 447.534426][ T9825] gfs2_fill_super+0x11ee/0x24d0 [ 447.539493][ T9825] ? __pfx_gfs2_fill_super+0x10/0x10 [ 447.544862][ T9825] ? snprintf+0xda/0x120 [ 447.549106][ T9825] ? __pfx_lock_release+0x10/0x10 [ 447.554159][ T9825] ? do_raw_spin_lock+0x14f/0x370 [ 447.559223][ T9825] ? __pfx_snprintf+0x10/0x10 [ 447.563906][ T9825] ? sb_set_blocksize+0x98/0xf0 [ 447.568756][ T9825] ? setup_bdev_super+0x4e6/0x5d0 [ 447.573788][ T9825] get_tree_bdev_flags+0x48c/0x5c0 [ 447.578904][ T9825] ? __pfx_gfs2_fill_super+0x10/0x10 [ 447.584195][ T9825] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 447.589853][ T9825] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 447.595501][ T9825] gfs2_get_tree+0x54/0x220 [ 447.600098][ T9825] vfs_get_tree+0x90/0x2b0 [ 447.604515][ T9825] do_new_mount+0x2be/0xb40 [ 447.609032][ T9825] ? __pfx_do_new_mount+0x10/0x10 [ 447.614074][ T9825] __se_sys_mount+0x2d6/0x3c0 [ 447.618771][ T9825] ? __pfx___se_sys_mount+0x10/0x10 [ 447.624074][ T9825] ? exc_page_fault+0x590/0x8b0 [ 447.628970][ T9825] ? __x64_sys_mount+0x20/0xc0 [ 447.633927][ T9825] do_syscall_64+0xf3/0x230 [ 447.638658][ T9825] ? clear_bhb_loop+0x35/0x90 [ 447.643344][ T9825] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 447.649275][ T9825] RIP: 0033:0x7efd1b97e69a [ 447.653721][ T9825] 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 [ 447.673610][ T9825] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 447.682044][ T9825] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 447.690049][ T9825] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 447.698022][ T9825] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 447.705996][ T9825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 447.713967][ T9825] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 447.722049][ T9825] [ 447.761929][ T9825] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 447.805153][ T9825] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 447.819813][ T9815] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 447.828281][ T9815] CPU: 1 UID: 0 PID: 9815 Comm: syz.2.585 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 447.838485][ T9815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 447.848747][ T9815] Call Trace: [ 447.852139][ T9815] [ 447.855129][ T9815] dump_stack_lvl+0x241/0x360 [ 447.860018][ T9815] ? __pfx_dump_stack_lvl+0x10/0x10 [ 447.865330][ T9815] ? __pfx__printk+0x10/0x10 [ 447.869948][ T9815] ? __kmalloc_cache_noprof+0x243/0x390 [ 447.875511][ T9815] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 447.880832][ T9815] sysfs_create_dir_ns+0x2ce/0x3a0 [ 447.886014][ T9815] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 447.891722][ T9815] kobject_add_internal+0x435/0x8d0 [ 447.896954][ T9815] kobject_init_and_add+0x124/0x190 [ 447.902190][ T9815] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 447.908025][ T9815] ? __pfx_kobject_init_and_add+0x10/0x10 [ 447.913895][ T9815] ? __init_swait_queue_head+0xae/0x150 [ 447.919484][ T9815] gfs2_sys_fs_add+0x23b/0x4a0 [ 447.924296][ T9815] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 447.929616][ T9815] ? __pfx_alloc_workqueue+0x10/0x10 [ 447.930243][ T9820] loop0: detected capacity change from 0 to 32768 [ 447.934909][ T9815] ? read_word_at_a_time+0xe/0x20 [ 447.934931][ T9815] ? sized_strscpy+0x9a/0x2b0 [ 447.934953][ T9815] gfs2_fill_super+0x11ee/0x24d0 [ 447.934993][ T9815] ? __pfx_gfs2_fill_super+0x10/0x10 [ 447.961405][ T9815] ? snprintf+0xda/0x120 [ 447.965773][ T9815] ? __pfx_lock_release+0x10/0x10 [ 447.970803][ T9815] ? do_raw_spin_lock+0x14f/0x370 [ 447.975833][ T9815] ? __pfx_snprintf+0x10/0x10 [ 447.980519][ T9815] ? sb_set_blocksize+0x98/0xf0 [ 447.985501][ T9815] ? setup_bdev_super+0x4e6/0x5d0 [ 447.990532][ T9815] get_tree_bdev_flags+0x48c/0x5c0 [ 447.995682][ T9815] ? __pfx_gfs2_fill_super+0x10/0x10 [ 448.000970][ T9815] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 448.006607][ T9815] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 448.012253][ T9815] gfs2_get_tree+0x54/0x220 [ 448.016792][ T9815] vfs_get_tree+0x90/0x2b0 [ 448.021300][ T9815] do_new_mount+0x2be/0xb40 [ 448.025907][ T9815] ? __pfx_do_new_mount+0x10/0x10 [ 448.030947][ T9815] __se_sys_mount+0x2d6/0x3c0 [ 448.035669][ T9815] ? __pfx___se_sys_mount+0x10/0x10 [ 448.040864][ T9815] ? exc_page_fault+0x590/0x8b0 [ 448.045719][ T9815] ? __x64_sys_mount+0x20/0xc0 [ 448.050572][ T9815] do_syscall_64+0xf3/0x230 [ 448.055081][ T9815] ? clear_bhb_loop+0x35/0x90 [ 448.059841][ T9815] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 448.065741][ T9815] RIP: 0033:0x7f9645d7e69a [ 448.070179][ T9815] 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 [ 448.089802][ T9815] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 448.098316][ T9815] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 448.106376][ T9815] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 448.114354][ T9815] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 448.122325][ T9815] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 448.130297][ T9815] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 448.138283][ T9815] [ 448.141713][ T9815] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 448.156871][ T9815] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 448.185542][ T9818] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 448.200196][ T9818] CPU: 0 UID: 0 PID: 9818 Comm: syz.1.587 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 448.210499][ T9818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 448.220661][ T9818] Call Trace: [ 448.223969][ T9818] [ 448.226929][ T9818] dump_stack_lvl+0x241/0x360 [ 448.231732][ T9818] ? __pfx_dump_stack_lvl+0x10/0x10 [ 448.237145][ T9818] ? __pfx__printk+0x10/0x10 [ 448.241776][ T9818] ? __kmalloc_cache_noprof+0x243/0x390 [ 448.247358][ T9818] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 448.252706][ T9818] sysfs_create_dir_ns+0x2ce/0x3a0 [ 448.257947][ T9818] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.263623][ T9818] kobject_add_internal+0x435/0x8d0 [ 448.268862][ T9818] kobject_init_and_add+0x124/0x190 [ 448.274106][ T9818] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 448.279968][ T9818] ? __pfx_kobject_init_and_add+0x10/0x10 [ 448.285735][ T9818] ? __init_swait_queue_head+0xae/0x150 [ 448.291355][ T9818] gfs2_sys_fs_add+0x23b/0x4a0 [ 448.296163][ T9818] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 448.301494][ T9818] ? __pfx_alloc_workqueue+0x10/0x10 [ 448.306825][ T9818] ? read_word_at_a_time+0xe/0x20 [ 448.311888][ T9818] ? sized_strscpy+0x9a/0x2b0 [ 448.316592][ T9818] gfs2_fill_super+0x11ee/0x24d0 [ 448.321575][ T9818] ? __pfx_gfs2_fill_super+0x10/0x10 [ 448.326889][ T9818] ? snprintf+0xda/0x120 [ 448.331159][ T9818] ? __pfx_lock_release+0x10/0x10 [ 448.336204][ T9818] ? do_raw_spin_lock+0x14f/0x370 [ 448.341253][ T9818] ? __pfx_snprintf+0x10/0x10 [ 448.345963][ T9818] ? sb_set_blocksize+0x98/0xf0 [ 448.350837][ T9818] ? setup_bdev_super+0x4e6/0x5d0 [ 448.355990][ T9818] get_tree_bdev_flags+0x48c/0x5c0 [ 448.361128][ T9818] ? __pfx_gfs2_fill_super+0x10/0x10 [ 448.366531][ T9818] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 448.372284][ T9818] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 448.377956][ T9818] gfs2_get_tree+0x54/0x220 [ 448.382587][ T9818] vfs_get_tree+0x90/0x2b0 [ 448.387038][ T9818] do_new_mount+0x2be/0xb40 [ 448.391609][ T9818] ? __pfx_do_new_mount+0x10/0x10 [ 448.396677][ T9818] __se_sys_mount+0x2d6/0x3c0 [ 448.401409][ T9818] ? __pfx___se_sys_mount+0x10/0x10 [ 448.406739][ T9818] ? exc_page_fault+0x590/0x8b0 [ 448.411707][ T9818] ? __x64_sys_mount+0x20/0xc0 [ 448.416506][ T9818] do_syscall_64+0xf3/0x230 [ 448.421051][ T9818] ? clear_bhb_loop+0x35/0x90 [ 448.425761][ T9818] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 448.431873][ T9818] RIP: 0033:0x7f2886d7e69a [ 448.436319][ T9818] 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 [ 448.456053][ T9818] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 448.464938][ T9818] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 448.472936][ T9818] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 448.480938][ T9818] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 448.488935][ T9818] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 448.497020][ T9818] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 448.505042][ T9818] [ 448.516550][ T9818] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 448.523729][ T9820] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 448.530645][ T9818] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 448.642849][ T9820] CPU: 1 UID: 0 PID: 9820 Comm: syz.0.584 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 448.653076][ T9820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 448.663164][ T9820] Call Trace: [ 448.666477][ T9820] [ 448.669440][ T9820] dump_stack_lvl+0x241/0x360 [ 448.674245][ T9820] ? __pfx_dump_stack_lvl+0x10/0x10 [ 448.679560][ T9820] ? __pfx__printk+0x10/0x10 [ 448.684157][ T9820] ? __kmalloc_cache_noprof+0x243/0x390 [ 448.689711][ T9820] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 448.695007][ T9820] sysfs_create_dir_ns+0x2ce/0x3a0 [ 448.700120][ T9820] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 448.705765][ T9820] kobject_add_internal+0x435/0x8d0 [ 448.710973][ T9820] kobject_init_and_add+0x124/0x190 [ 448.716183][ T9820] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 448.721989][ T9820] ? __pfx_kobject_init_and_add+0x10/0x10 [ 448.727721][ T9820] ? __init_swait_queue_head+0xae/0x150 [ 448.733272][ T9820] gfs2_sys_fs_add+0x23b/0x4a0 [ 448.738039][ T9820] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 448.743339][ T9820] ? __pfx_alloc_workqueue+0x10/0x10 [ 448.748632][ T9820] ? read_word_at_a_time+0xe/0x20 [ 448.753687][ T9820] ? sized_strscpy+0x9a/0x2b0 [ 448.758443][ T9820] gfs2_fill_super+0x11ee/0x24d0 [ 448.763404][ T9820] ? __pfx_gfs2_fill_super+0x10/0x10 [ 448.768693][ T9820] ? snprintf+0xda/0x120 [ 448.772939][ T9820] ? __pfx_lock_release+0x10/0x10 [ 448.777960][ T9820] ? do_raw_spin_lock+0x14f/0x370 [ 448.783071][ T9820] ? __pfx_snprintf+0x10/0x10 [ 448.787862][ T9820] ? sb_set_blocksize+0x98/0xf0 [ 448.792710][ T9820] ? setup_bdev_super+0x4e6/0x5d0 [ 448.797912][ T9820] get_tree_bdev_flags+0x48c/0x5c0 [ 448.803142][ T9820] ? __pfx_gfs2_fill_super+0x10/0x10 [ 448.808431][ T9820] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 448.814066][ T9820] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 448.819706][ T9820] gfs2_get_tree+0x54/0x220 [ 448.824216][ T9820] vfs_get_tree+0x90/0x2b0 [ 448.828638][ T9820] do_new_mount+0x2be/0xb40 [ 448.833152][ T9820] ? __pfx_do_new_mount+0x10/0x10 [ 448.838184][ T9820] __se_sys_mount+0x2d6/0x3c0 [ 448.843047][ T9820] ? __pfx___se_sys_mount+0x10/0x10 [ 448.848244][ T9820] ? exc_page_fault+0x590/0x8b0 [ 448.853186][ T9820] ? __x64_sys_mount+0x20/0xc0 [ 448.857952][ T9820] do_syscall_64+0xf3/0x230 [ 448.862466][ T9820] ? clear_bhb_loop+0x35/0x90 [ 448.867145][ T9820] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 448.873041][ T9820] RIP: 0033:0x7f220437e69a [ 448.877591][ T9820] 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 [ 448.897214][ T9820] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 448.905633][ T9820] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 448.913607][ T9820] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 448.921579][ T9820] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 448.929635][ T9820] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 448.937603][ T9820] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 448.945595][ T9820] [ 448.969218][ T9820] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 448.983719][ T9820] gfs2: fsid=syz:syz: error -17 adding sysfs files 2024/12/24 22:59:41 executed programs: 588 [ 449.581375][ T9841] loop3: detected capacity change from 0 to 32768 [ 449.645406][ T9841] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 449.653621][ T9841] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 449.706040][ T9841] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 449.810930][ T9837] loop4: detected capacity change from 0 to 32768 [ 449.965516][ T9837] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 449.973985][ T9837] CPU: 1 UID: 0 PID: 9837 Comm: syz.4.590 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 449.984194][ T9837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 449.994362][ T9837] Call Trace: [ 449.997668][ T9837] [ 450.000621][ T9837] dump_stack_lvl+0x241/0x360 [ 450.005509][ T9837] ? __pfx_dump_stack_lvl+0x10/0x10 [ 450.010754][ T9837] ? __pfx__printk+0x10/0x10 [ 450.014301][ T9839] loop1: detected capacity change from 0 to 32768 [ 450.015469][ T9837] ? __kmalloc_cache_noprof+0x243/0x390 [ 450.015493][ T9837] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 450.015519][ T9837] sysfs_create_dir_ns+0x2ce/0x3a0 [ 450.027448][ T119] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 450.027519][ T9837] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 450.032969][ T119] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 450.038065][ T9837] kobject_add_internal+0x435/0x8d0 [ 450.038094][ T9837] kobject_init_and_add+0x124/0x190 [ 450.038118][ T9837] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 450.038141][ T9837] ? __pfx_kobject_init_and_add+0x10/0x10 [ 450.079257][ T9837] ? __init_swait_queue_head+0xae/0x150 [ 450.084858][ T9837] gfs2_sys_fs_add+0x23b/0x4a0 [ 450.089661][ T9837] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 450.094989][ T9837] ? __pfx_alloc_workqueue+0x10/0x10 [ 450.100310][ T9837] ? read_word_at_a_time+0xe/0x20 [ 450.105366][ T9837] ? sized_strscpy+0x9a/0x2b0 [ 450.110083][ T9837] gfs2_fill_super+0x11ee/0x24d0 [ 450.115080][ T9837] ? __pfx_gfs2_fill_super+0x10/0x10 [ 450.120402][ T9837] ? snprintf+0xda/0x120 [ 450.124673][ T9837] ? __pfx_lock_release+0x10/0x10 [ 450.129720][ T9837] ? do_raw_spin_lock+0x14f/0x370 [ 450.134782][ T9837] ? __pfx_snprintf+0x10/0x10 [ 450.139667][ T9837] ? sb_set_blocksize+0x98/0xf0 [ 450.144552][ T9837] ? setup_bdev_super+0x4e6/0x5d0 [ 450.149610][ T9837] get_tree_bdev_flags+0x48c/0x5c0 [ 450.154748][ T9837] ? __pfx_gfs2_fill_super+0x10/0x10 [ 450.160068][ T9837] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 450.165730][ T9837] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 450.171400][ T9837] gfs2_get_tree+0x54/0x220 [ 450.175936][ T9837] vfs_get_tree+0x90/0x2b0 [ 450.180449][ T9837] do_new_mount+0x2be/0xb40 [ 450.185010][ T9837] ? __pfx_do_new_mount+0x10/0x10 [ 450.190069][ T9837] __se_sys_mount+0x2d6/0x3c0 [ 450.194866][ T9837] ? __pfx___se_sys_mount+0x10/0x10 [ 450.200096][ T9837] ? exc_page_fault+0x590/0x8b0 [ 450.205067][ T9837] ? __x64_sys_mount+0x20/0xc0 [ 450.209855][ T9837] do_syscall_64+0xf3/0x230 [ 450.214390][ T9837] ? clear_bhb_loop+0x35/0x90 [ 450.219109][ T9837] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 450.225035][ T9837] RIP: 0033:0x7efd1b97e69a [ 450.229497][ T9837] 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 [ 450.249315][ T9837] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 450.257785][ T9837] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 450.265878][ T9837] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 450.273887][ T9837] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 450.282099][ T9837] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 450.290192][ T9837] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 450.298298][ T9837] [ 450.380139][ T9843] loop2: detected capacity change from 0 to 32768 [ 450.401285][ T9837] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 450.416093][ T9837] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 450.423118][ T9839] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 450.431195][ T119] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 398ms [ 450.439185][ T119] gfs2: fsid=syz:syz.0: jid=0: Done [ 450.451453][ T9839] CPU: 0 UID: 0 PID: 9839 Comm: syz.1.591 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 450.457453][ T9841] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 450.461635][ T9839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 450.461651][ T9839] Call Trace: [ 450.461659][ T9839] [ 450.461668][ T9839] dump_stack_lvl+0x241/0x360 [ 450.489854][ T9839] ? __pfx_dump_stack_lvl+0x10/0x10 [ 450.495087][ T9839] ? __pfx__printk+0x10/0x10 [ 450.499714][ T9839] ? __kmalloc_cache_noprof+0x243/0x390 [ 450.505293][ T9839] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 450.510619][ T9839] sysfs_create_dir_ns+0x2ce/0x3a0 [ 450.515855][ T9839] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 450.521632][ T9839] kobject_add_internal+0x435/0x8d0 [ 450.526880][ T9839] kobject_init_and_add+0x124/0x190 [ 450.532201][ T9839] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 450.538042][ T9839] ? __pfx_kobject_init_and_add+0x10/0x10 [ 450.543812][ T9839] ? __init_swait_queue_head+0xae/0x150 [ 450.549405][ T9839] gfs2_sys_fs_add+0x23b/0x4a0 [ 450.554204][ T9839] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 450.559532][ T9839] ? __pfx_alloc_workqueue+0x10/0x10 [ 450.564868][ T9839] ? read_word_at_a_time+0xe/0x20 [ 450.569923][ T9839] ? sized_strscpy+0x9a/0x2b0 [ 450.574642][ T9839] gfs2_fill_super+0x11ee/0x24d0 [ 450.579652][ T9839] ? __pfx_gfs2_fill_super+0x10/0x10 [ 450.584970][ T9839] ? snprintf+0xda/0x120 [ 450.589247][ T9839] ? __pfx_lock_release+0x10/0x10 [ 450.594306][ T9839] ? do_raw_spin_lock+0x14f/0x370 [ 450.599448][ T9839] ? __pfx_snprintf+0x10/0x10 [ 450.604346][ T9839] ? sb_set_blocksize+0x98/0xf0 [ 450.609313][ T9839] ? setup_bdev_super+0x4e6/0x5d0 [ 450.614470][ T9839] get_tree_bdev_flags+0x48c/0x5c0 [ 450.619587][ T9839] ? __pfx_gfs2_fill_super+0x10/0x10 [ 450.624972][ T9839] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 450.630631][ T9839] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 450.636376][ T9839] gfs2_get_tree+0x54/0x220 [ 450.640907][ T9839] vfs_get_tree+0x90/0x2b0 [ 450.645334][ T9839] do_new_mount+0x2be/0xb40 [ 450.650139][ T9839] ? __pfx_do_new_mount+0x10/0x10 [ 450.655203][ T9839] __se_sys_mount+0x2d6/0x3c0 [ 450.659988][ T9839] ? __pfx___se_sys_mount+0x10/0x10 [ 450.665192][ T9839] ? exc_page_fault+0x590/0x8b0 [ 450.670116][ T9839] ? __x64_sys_mount+0x20/0xc0 [ 450.674900][ T9839] do_syscall_64+0xf3/0x230 [ 450.679506][ T9839] ? clear_bhb_loop+0x35/0x90 [ 450.684284][ T9839] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 450.690190][ T9839] RIP: 0033:0x7f2886d7e69a [ 450.694608][ T9839] 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 [ 450.714321][ T9839] RSP: 002b:00007f2887bb9e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 450.722746][ T9839] RAX: ffffffffffffffda RBX: 00007f2887bb9ef0 RCX: 00007f2886d7e69a [ 450.730722][ T9839] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2887bb9eb0 [ 450.738695][ T9839] RBP: 00000000200124c0 R08: 00007f2887bb9ef0 R09: 0000000000000000 [ 450.746924][ T9839] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 450.754982][ T9839] R13: 00007f2887bb9eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 450.762973][ T9839] [ 450.775418][ T9839] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 450.775455][ T9843] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 450.790534][ T9839] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 450.823186][ T9843] CPU: 0 UID: 0 PID: 9843 Comm: syz.2.592 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 450.833586][ T9843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 450.843676][ T9843] Call Trace: [ 450.846983][ T9843] [ 450.849946][ T9843] dump_stack_lvl+0x241/0x360 [ 450.854665][ T9843] ? __pfx_dump_stack_lvl+0x10/0x10 [ 450.859896][ T9843] ? __pfx__printk+0x10/0x10 [ 450.864527][ T9843] ? __kmalloc_cache_noprof+0x243/0x390 [ 450.870138][ T9843] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 450.875468][ T9843] sysfs_create_dir_ns+0x2ce/0x3a0 [ 450.880716][ T9843] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 450.886389][ T9843] kobject_add_internal+0x435/0x8d0 [ 450.891898][ T9843] kobject_init_and_add+0x124/0x190 [ 450.897219][ T9843] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 450.903317][ T9843] ? __pfx_kobject_init_and_add+0x10/0x10 [ 450.909087][ T9843] ? __init_swait_queue_head+0xae/0x150 [ 450.914683][ T9843] gfs2_sys_fs_add+0x23b/0x4a0 [ 450.919496][ T9843] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 450.924907][ T9843] ? __pfx_alloc_workqueue+0x10/0x10 [ 450.930337][ T9843] ? read_word_at_a_time+0xe/0x20 [ 450.935390][ T9843] ? sized_strscpy+0x9a/0x2b0 [ 450.940098][ T9843] gfs2_fill_super+0x11ee/0x24d0 [ 450.945088][ T9843] ? __pfx_gfs2_fill_super+0x10/0x10 [ 450.945993][ T9847] loop0: detected capacity change from 0 to 32768 [ 450.950467][ T9843] ? snprintf+0xda/0x120 [ 450.950500][ T9843] ? __pfx_lock_release+0x10/0x10 [ 450.966600][ T9843] ? do_raw_spin_lock+0x14f/0x370 [ 450.971653][ T9843] ? __pfx_snprintf+0x10/0x10 [ 450.976357][ T9843] ? sb_set_blocksize+0x98/0xf0 [ 450.981245][ T9843] ? setup_bdev_super+0x4e6/0x5d0 [ 450.986304][ T9843] get_tree_bdev_flags+0x48c/0x5c0 [ 450.991447][ T9843] ? __pfx_gfs2_fill_super+0x10/0x10 [ 450.996766][ T9843] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 451.002439][ T9843] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 451.008115][ T9843] gfs2_get_tree+0x54/0x220 [ 451.012665][ T9843] vfs_get_tree+0x90/0x2b0 [ 451.017122][ T9843] do_new_mount+0x2be/0xb40 [ 451.021680][ T9843] ? __pfx_do_new_mount+0x10/0x10 [ 451.026836][ T9843] __se_sys_mount+0x2d6/0x3c0 [ 451.031636][ T9843] ? __pfx___se_sys_mount+0x10/0x10 [ 451.036974][ T9843] ? exc_page_fault+0x590/0x8b0 [ 451.041965][ T9843] ? __x64_sys_mount+0x20/0xc0 [ 451.046765][ T9843] do_syscall_64+0xf3/0x230 [ 451.051307][ T9843] ? clear_bhb_loop+0x35/0x90 [ 451.056016][ T9843] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 451.061944][ T9843] RIP: 0033:0x7f9645d7e69a [ 451.066395][ T9843] 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 [ 451.086397][ T9843] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 451.095027][ T9843] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 451.103130][ T9843] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 451.111131][ T9843] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 451.119131][ T9843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 451.127134][ T9843] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 451.135238][ T9843] [ 451.149444][ T9843] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 451.163723][ T9843] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 451.194189][ T9847] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 451.262976][ T9847] CPU: 1 UID: 0 PID: 9847 Comm: syz.0.593 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 451.273195][ T9847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 451.283393][ T9847] Call Trace: [ 451.286704][ T9847] [ 451.289675][ T9847] dump_stack_lvl+0x241/0x360 [ 451.294407][ T9847] ? __pfx_dump_stack_lvl+0x10/0x10 [ 451.299646][ T9847] ? __pfx__printk+0x10/0x10 [ 451.304363][ T9847] ? __kmalloc_cache_noprof+0x243/0x390 [ 451.310026][ T9847] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 451.315351][ T9847] sysfs_create_dir_ns+0x2ce/0x3a0 [ 451.320507][ T9847] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 451.326187][ T9847] kobject_add_internal+0x435/0x8d0 [ 451.331508][ T9847] kobject_init_and_add+0x124/0x190 [ 451.336736][ T9847] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 451.342750][ T9847] ? __pfx_kobject_init_and_add+0x10/0x10 [ 451.348516][ T9847] ? __init_swait_queue_head+0xae/0x150 [ 451.354335][ T9847] gfs2_sys_fs_add+0x23b/0x4a0 [ 451.359219][ T9847] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 451.364555][ T9847] ? __pfx_alloc_workqueue+0x10/0x10 [ 451.369872][ T9847] ? read_word_at_a_time+0xe/0x20 [ 451.374925][ T9847] ? sized_strscpy+0x9a/0x2b0 [ 451.379635][ T9847] gfs2_fill_super+0x11ee/0x24d0 [ 451.384636][ T9847] ? __pfx_gfs2_fill_super+0x10/0x10 [ 451.389951][ T9847] ? snprintf+0xda/0x120 [ 451.394238][ T9847] ? __pfx_lock_release+0x10/0x10 [ 451.399374][ T9847] ? do_raw_spin_lock+0x14f/0x370 [ 451.404596][ T9847] ? __pfx_snprintf+0x10/0x10 [ 451.409333][ T9847] ? sb_set_blocksize+0x98/0xf0 [ 451.414216][ T9847] ? setup_bdev_super+0x4e6/0x5d0 [ 451.419375][ T9847] get_tree_bdev_flags+0x48c/0x5c0 [ 451.424533][ T9847] ? __pfx_gfs2_fill_super+0x10/0x10 [ 451.429935][ T9847] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 451.435602][ T9847] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 451.441310][ T9847] gfs2_get_tree+0x54/0x220 [ 451.445825][ T9847] vfs_get_tree+0x90/0x2b0 [ 451.450246][ T9847] do_new_mount+0x2be/0xb40 [ 451.454767][ T9847] ? __pfx_do_new_mount+0x10/0x10 [ 451.459977][ T9847] __se_sys_mount+0x2d6/0x3c0 [ 451.464752][ T9847] ? __pfx___se_sys_mount+0x10/0x10 [ 451.469958][ T9847] ? exc_page_fault+0x590/0x8b0 [ 451.474912][ T9847] ? __x64_sys_mount+0x20/0xc0 [ 451.479674][ T9847] do_syscall_64+0xf3/0x230 [ 451.484183][ T9847] ? clear_bhb_loop+0x35/0x90 [ 451.488863][ T9847] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 451.494795][ T9847] RIP: 0033:0x7f220437e69a [ 451.499298][ T9847] 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 [ 451.519188][ T9847] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 451.527783][ T9847] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 451.535751][ T9847] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 451.543718][ T9847] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 451.551694][ T9847] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 451.559663][ T9847] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 451.567645][ T9847] [ 451.594947][ T9847] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 451.634812][ T9847] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 451.931515][ T9859] loop4: detected capacity change from 0 to 32768 [ 452.021378][ T9859] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 452.028995][ T9859] CPU: 1 UID: 0 PID: 9859 Comm: syz.4.594 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 452.039184][ T9859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 452.049445][ T9859] Call Trace: [ 452.052756][ T9859] [ 452.055721][ T9859] dump_stack_lvl+0x241/0x360 [ 452.060529][ T9859] ? __pfx_dump_stack_lvl+0x10/0x10 [ 452.065759][ T9859] ? __pfx__printk+0x10/0x10 [ 452.070475][ T9859] ? __kmalloc_cache_noprof+0x243/0x390 [ 452.076047][ T9859] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 452.081368][ T9859] sysfs_create_dir_ns+0x2ce/0x3a0 [ 452.086513][ T9859] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 452.092196][ T9859] kobject_add_internal+0x435/0x8d0 [ 452.097434][ T9859] kobject_init_and_add+0x124/0x190 [ 452.102666][ T9859] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 452.108512][ T9859] ? __pfx_kobject_init_and_add+0x10/0x10 [ 452.114280][ T9859] ? __init_swait_queue_head+0xae/0x150 [ 452.119865][ T9859] gfs2_sys_fs_add+0x23b/0x4a0 [ 452.124640][ T9859] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 452.129940][ T9859] ? __pfx_alloc_workqueue+0x10/0x10 [ 452.135236][ T9859] ? read_word_at_a_time+0xe/0x20 [ 452.140269][ T9859] ? sized_strscpy+0x9a/0x2b0 [ 452.144953][ T9859] gfs2_fill_super+0x11ee/0x24d0 [ 452.149916][ T9859] ? __pfx_gfs2_fill_super+0x10/0x10 [ 452.155216][ T9859] ? snprintf+0xda/0x120 [ 452.159544][ T9859] ? __pfx_lock_release+0x10/0x10 [ 452.164563][ T9859] ? do_raw_spin_lock+0x14f/0x370 [ 452.169681][ T9859] ? __pfx_snprintf+0x10/0x10 [ 452.174452][ T9859] ? sb_set_blocksize+0x98/0xf0 [ 452.179299][ T9859] ? setup_bdev_super+0x4e6/0x5d0 [ 452.184328][ T9859] get_tree_bdev_flags+0x48c/0x5c0 [ 452.189475][ T9859] ? __pfx_gfs2_fill_super+0x10/0x10 [ 452.194774][ T9859] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 452.200418][ T9859] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 452.206329][ T9859] gfs2_get_tree+0x54/0x220 [ 452.210860][ T9859] vfs_get_tree+0x90/0x2b0 [ 452.215369][ T9859] do_new_mount+0x2be/0xb40 [ 452.219899][ T9859] ? __pfx_do_new_mount+0x10/0x10 [ 452.224955][ T9859] __se_sys_mount+0x2d6/0x3c0 [ 452.229650][ T9859] ? __pfx___se_sys_mount+0x10/0x10 [ 452.234849][ T9859] ? exc_page_fault+0x590/0x8b0 [ 452.239790][ T9859] ? __x64_sys_mount+0x20/0xc0 [ 452.244565][ T9859] do_syscall_64+0xf3/0x230 [ 452.249071][ T9859] ? clear_bhb_loop+0x35/0x90 [ 452.253745][ T9859] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 452.259640][ T9859] RIP: 0033:0x7efd1b97e69a [ 452.264064][ T9859] 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 [ 452.283781][ T9859] RSP: 002b:00007efd1c7fce68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 452.292206][ T9859] RAX: ffffffffffffffda RBX: 00007efd1c7fcef0 RCX: 00007efd1b97e69a [ 452.300184][ T9859] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007efd1c7fceb0 [ 452.308241][ T9859] RBP: 00000000200124c0 R08: 00007efd1c7fcef0 R09: 0000000000000000 [ 452.316227][ T9859] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 452.324198][ T9859] R13: 00007efd1c7fceb0 R14: 00000000000124e5 R15: 0000000020000240 [ 452.332243][ T9859] [ 452.364819][ T9859] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 452.405125][ T9859] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 453.263624][ T9863] loop2: detected capacity change from 0 to 32768 [ 453.282595][ T9862] loop1: detected capacity change from 0 to 32768 [ 453.323310][ T9867] loop0: detected capacity change from 0 to 32768 [ 453.349709][ T9862] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 453.379680][ T9867] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 453.388136][ T9862] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 453.395355][ T9863] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 453.423626][ T9867] CPU: 1 UID: 0 PID: 9867 Comm: syz.0.598 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 453.433756][ T9867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 453.444005][ T9867] Call Trace: [ 453.447324][ T9867] [ 453.450272][ T9867] dump_stack_lvl+0x241/0x360 [ 453.454993][ T9867] ? __pfx_dump_stack_lvl+0x10/0x10 [ 453.460233][ T9867] ? __pfx__printk+0x10/0x10 [ 453.464852][ T9867] ? __kmalloc_cache_noprof+0x243/0x390 [ 453.470427][ T9867] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 453.475752][ T9867] sysfs_create_dir_ns+0x2ce/0x3a0 [ 453.480915][ T9867] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 453.486678][ T9867] kobject_add_internal+0x435/0x8d0 [ 453.491912][ T9867] kobject_init_and_add+0x124/0x190 [ 453.497145][ T9867] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 453.503164][ T9867] ? __pfx_kobject_init_and_add+0x10/0x10 [ 453.506082][ T9862] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 453.508901][ T9867] ? __init_swait_queue_head+0xae/0x150 [ 453.522471][ T9867] gfs2_sys_fs_add+0x23b/0x4a0 [ 453.527353][ T9867] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 453.532650][ T9867] ? __pfx_alloc_workqueue+0x10/0x10 [ 453.537941][ T9867] ? read_word_at_a_time+0xe/0x20 [ 453.543054][ T9867] ? sized_strscpy+0x9a/0x2b0 [ 453.547739][ T9867] gfs2_fill_super+0x11ee/0x24d0 [ 453.552700][ T9867] ? __pfx_gfs2_fill_super+0x10/0x10 [ 453.557990][ T9867] ? snprintf+0xda/0x120 [ 453.562321][ T9867] ? __pfx_lock_release+0x10/0x10 [ 453.567347][ T9867] ? do_raw_spin_lock+0x14f/0x370 [ 453.572402][ T9867] ? __pfx_snprintf+0x10/0x10 [ 453.577104][ T9867] ? sb_set_blocksize+0x98/0xf0 [ 453.582140][ T9867] ? setup_bdev_super+0x4e6/0x5d0 [ 453.587188][ T9867] get_tree_bdev_flags+0x48c/0x5c0 [ 453.592308][ T9867] ? __pfx_gfs2_fill_super+0x10/0x10 [ 453.597604][ T9867] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 453.603334][ T9867] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 453.608984][ T9867] gfs2_get_tree+0x54/0x220 [ 453.613496][ T9867] vfs_get_tree+0x90/0x2b0 [ 453.617941][ T9867] do_new_mount+0x2be/0xb40 [ 453.622474][ T9867] ? __pfx_do_new_mount+0x10/0x10 [ 453.627606][ T9867] __se_sys_mount+0x2d6/0x3c0 [ 453.632296][ T9867] ? __pfx___se_sys_mount+0x10/0x10 [ 453.637514][ T9867] ? exc_page_fault+0x590/0x8b0 [ 453.642487][ T9867] ? __x64_sys_mount+0x20/0xc0 [ 453.647274][ T9867] do_syscall_64+0xf3/0x230 [ 453.651793][ T9867] ? clear_bhb_loop+0x35/0x90 [ 453.656481][ T9867] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 453.662387][ T9867] RIP: 0033:0x7f220437e69a [ 453.666807][ T9867] 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 [ 453.686512][ T9867] RSP: 002b:00007f2205243e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 453.694981][ T9867] RAX: ffffffffffffffda RBX: 00007f2205243ef0 RCX: 00007f220437e69a [ 453.703272][ T9867] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f2205243eb0 [ 453.711249][ T9867] RBP: 00000000200124c0 R08: 00007f2205243ef0 R09: 0000000000000000 [ 453.719225][ T9867] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 453.727194][ T9867] R13: 00007f2205243eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 453.735187][ T9867] [ 453.749774][ T9863] CPU: 1 UID: 0 PID: 9863 Comm: syz.2.596 Not tainted 6.13.0-rc4-syzkaller-g9b2ffa6148b1 #0 [ 453.760098][ T9863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 453.764967][ T9867] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 453.770250][ T9863] Call Trace: [ 453.770262][ T9863] [ 453.770271][ T9863] dump_stack_lvl+0x241/0x360 [ 453.770305][ T9863] ? __pfx_dump_stack_lvl+0x10/0x10 [ 453.800257][ T9863] ? __pfx__printk+0x10/0x10 [ 453.805084][ T9863] ? __kmalloc_cache_noprof+0x243/0x390 [ 453.810715][ T9863] ? sysfs_create_dir_ns+0x28a/0x3a0 [ 453.816004][ T9863] sysfs_create_dir_ns+0x2ce/0x3a0 [ 453.821300][ T9863] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 453.827152][ T9863] kobject_add_internal+0x435/0x8d0 [ 453.832435][ T9863] kobject_init_and_add+0x124/0x190 [ 453.837654][ T9863] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 453.843557][ T9863] ? __pfx_kobject_init_and_add+0x10/0x10 [ 453.849379][ T9863] ? __init_swait_queue_head+0xae/0x150 [ 453.855060][ T9863] gfs2_sys_fs_add+0x23b/0x4a0 [ 453.859843][ T9863] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 453.865149][ T9863] ? __pfx_alloc_workqueue+0x10/0x10 [ 453.870621][ T9863] ? read_word_at_a_time+0xe/0x20 [ 453.875817][ T9863] ? sized_strscpy+0x9a/0x2b0 [ 453.880517][ T9863] gfs2_fill_super+0x11ee/0x24d0 [ 453.885496][ T9863] ? __pfx_gfs2_fill_super+0x10/0x10 [ 453.890793][ T9863] ? snprintf+0xda/0x120 [ 453.895041][ T9863] ? __pfx_lock_release+0x10/0x10 [ 453.900067][ T9863] ? do_raw_spin_lock+0x14f/0x370 [ 453.905132][ T9863] ? __pfx_snprintf+0x10/0x10 [ 453.909938][ T9863] ? sb_set_blocksize+0x98/0xf0 [ 453.914811][ T9863] ? setup_bdev_super+0x4e6/0x5d0 [ 453.919853][ T9863] get_tree_bdev_flags+0x48c/0x5c0 [ 453.925011][ T9863] ? __pfx_gfs2_fill_super+0x10/0x10 [ 453.930305][ T9863] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 453.935944][ T9863] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 453.941594][ T9863] gfs2_get_tree+0x54/0x220 [ 453.946103][ T9863] vfs_get_tree+0x90/0x2b0 [ 453.950523][ T9863] do_new_mount+0x2be/0xb40 [ 453.955032][ T9863] ? __pfx_do_new_mount+0x10/0x10 [ 453.960064][ T9863] __se_sys_mount+0x2d6/0x3c0 [ 453.964752][ T9863] ? __pfx___se_sys_mount+0x10/0x10 [ 453.969974][ T9863] ? exc_page_fault+0x590/0x8b0 [ 453.974833][ T9863] ? __x64_sys_mount+0x20/0xc0 [ 453.979593][ T9863] do_syscall_64+0xf3/0x230 [ 453.984096][ T9863] ? clear_bhb_loop+0x35/0x90 [ 453.988772][ T9863] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 453.994668][ T9863] RIP: 0033:0x7f9645d7e69a [ 453.999089][ T9863] 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 [ 454.018701][ T9863] RSP: 002b:00007f9646b97e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 454.027135][ T9863] RAX: ffffffffffffffda RBX: 00007f9646b97ef0 RCX: 00007f9645d7e69a [ 454.035110][ T9863] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007f9646b97eb0 [ 454.043170][ T9863] RBP: 00000000200124c0 R08: 00007f9646b97ef0 R09: 0000000000000000 [ 454.051142][ T9863] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 [ 454.059124][ T9863] R13: 00007f9646b97eb0 R14: 00000000000124e5 R15: 0000000020000240 [ 454.067300][ T9863]